
[ 2534.738188]  ? __lock_acquire+0x664/0x3e00
[ 2534.742389]  ? __lock_acquire+0x664/0x3e00
[ 2534.746615]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2534.751795]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2534.756787]  do_futex+0x11ec/0x22a0
[ 2534.760381]  ? try_to_wake_up+0xf9/0x1600
[ 2534.764517]  ? exit_robust_list+0x240/0x240
[ 2534.768806]  ? check_noncircular+0x20/0x20
[ 2534.773020]  ? check_noncircular+0x20/0x20
[ 2534.777224]  ? check_noncircular+0x20/0x20
[ 2534.781429]  ? lock_downgrade+0x980/0x980
[ 2534.785550]  ? lock_release+0xa40/0xa40
[ 2534.789506]  ? find_held_lock+0x35/0x1d0
[ 2534.793550]  ? mntput_no_expire+0x130/0xa90
[ 2534.797844]  ? lock_downgrade+0x980/0x980
[ 2534.801965]  ? lock_release+0xa40/0xa40
[ 2534.805908]  ? lock_downgrade+0x980/0x980
[ 2534.810029]  ? lock_release+0xa40/0xa40
[ 2534.813977]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2534.819831]  ? do_raw_spin_trylock+0x190/0x190
[ 2534.824391]  ? mntput_no_expire+0x15e/0xa90
[ 2534.828685]  ? mnt_get_count+0x150/0x150
[ 2534.832716]  ? dput.part.23+0x207/0x830
[ 2534.836664]  ? dentry_path_raw+0x30/0x30
[ 2534.840708]  SyS_futex+0x260/0x390
[ 2534.844228]  ? do_futex+0x22a0/0x22a0
[ 2534.848006]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2534.852823]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2534.857814]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2534.862548]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2534.867269] RIP: 0033:0x45ddf3
[ 2534.870427] RSP: 002b:000000c420037ed0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2534.878102] RAX: ffffffffffffffda RBX: 000000c425cddb80 RCX: 000000000045ddf3
[ 2534.885340] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c420088810
[ 2534.892577] RBP: 000000c424503d00 R08: 0000000000000000 R09: 0000000000000000
[ 2534.899813] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c4201b4240
[ 2534.907053] R13: 0000000000000001 R14: 000000c4201b4268 R15: 0000000000000000
[ 2534.914318] syz-fuzzer      S21408  3148   3138 0x00000000
[ 2534.919916] Call Trace:
[ 2534.922477]  __schedule+0x8eb/0x2060
[ 2534.926170]  ? __sched_text_start+0x8/0x8
[ 2534.930288]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2534.935104]  ? lock_downgrade+0x980/0x980
[ 2534.939227]  ? enqueue_hrtimer+0x171/0x4a0
[ 2534.943435]  ? __remove_hrtimer+0x190/0x190
[ 2534.947725]  ? find_held_lock+0x35/0x1d0
[ 2534.951761]  ? do_raw_spin_trylock+0x190/0x190
[ 2534.956314]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2534.961389]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2534.966377]  ? trace_hardirqs_on+0xd/0x10
[ 2534.970503]  schedule+0xf5/0x430
[ 2534.973842]  ? __schedule+0x2060/0x2060
[ 2534.977800]  ? do_raw_spin_trylock+0x190/0x190
[ 2534.982351]  ? futex_wait_setup+0x14a/0x3d0
[ 2534.986655]  futex_wait_queue_me+0x3ed/0x7e0
[ 2534.991035]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2534.996365]  ? trace_hardirqs_on+0xd/0x10
[ 2535.000484]  ? try_to_wake_up+0xf9/0x1600
[ 2535.004603]  ? get_futex_value_locked+0xc3/0xf0
[ 2535.009247]  ? futex_wait_setup+0x22e/0x3d0
[ 2535.013549]  ? futex_wake+0x680/0x680
[ 2535.017318]  ? __hrtimer_init+0x4e/0x140
[ 2535.021357]  futex_wait+0x34b/0x9a0
[ 2535.024965]  ? futex_wait_setup+0x3d0/0x3d0
[ 2535.029261]  ? __lock_acquire+0x664/0x3e00
[ 2535.033463]  ? wake_up_q+0x8a/0xe0
[ 2535.036974]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2535.042047]  ? futex_wake+0x2ca/0x680
[ 2535.045821]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2535.050035]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2535.055215]  ? release_sock+0x1d4/0x2a0
[ 2535.059161]  ? trace_hardirqs_on+0xd/0x10
[ 2535.063284]  do_futex+0x11ec/0x22a0
[ 2535.066880]  ? release_sock+0x1d4/0x2a0
[ 2535.070825]  ? __release_sock+0x360/0x360
[ 2535.074940]  ? lock_sock_nested+0x91/0x110
[ 2535.079152]  ? exit_robust_list+0x240/0x240
[ 2535.083443]  ? check_noncircular+0x20/0x20
[ 2535.087644]  ? perf_trace_lock+0xd6/0x900
[ 2535.091760]  ? tcp_sendmsg+0x3a/0x50
[ 2535.095448]  ? inet_sendmsg+0x126/0x5e0
[ 2535.099394]  ? trace_event_raw_event_lock+0x340/0x340
[ 2535.104551]  ? inet_recvmsg+0x5f0/0x5f0
[ 2535.108502]  ? check_noncircular+0x20/0x20
[ 2535.112704]  ? security_socket_sendmsg+0x89/0xb0
[ 2535.117431]  ? inet_recvmsg+0x5f0/0x5f0
[ 2535.121380]  ? find_held_lock+0x35/0x1d0
[ 2535.125422]  ? SyS_futex+0x2d3/0x390
[ 2535.129106]  ? lock_downgrade+0x980/0x980
[ 2535.133242]  ? pvclock_read_flags+0x160/0x160
[ 2535.137705]  ? __might_fault+0x110/0x1d0
[ 2535.141740]  ? lock_downgrade+0x980/0x980
[ 2535.145855]  ? ktime_get+0x15c/0x3a0
[ 2535.149548]  ? kvm_clock_get_cycles+0x25/0x30
[ 2535.154018]  ? ktime_get+0x26f/0x3a0
[ 2535.157705]  ? ktime_get_resolution_ns+0x300/0x300
[ 2535.162604]  ? __might_sleep+0x95/0x190
[ 2535.166556]  ? kasan_check_write+0x14/0x20
[ 2535.170765]  SyS_futex+0x260/0x390
[ 2535.174281]  ? do_futex+0x22a0/0x22a0
[ 2535.178051]  ? SyS_write+0x184/0x220
[ 2535.181735]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2535.186550]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2535.191538]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2535.196273]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2535.200997] RIP: 0033:0x45ddf3
[ 2535.204157] RSP: 002b:000000c4200256a0 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
[ 2535.211838] RAX: ffffffffffffffda RBX: 0000000000000091 RCX: 000000000045ddf3
[ 2535.219077] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001660d60
[ 2535.226315] RBP: 000000c424bd7cd8 R08: 0000000000000000 R09: 0000000000000000
[ 2535.233554] R10: 000000c4200256d8 R11: 0000000000000206 R12: 0000000000000000
[ 2535.240792] R13: 00000000000000f2 R14: 0000000000000032 R15: 000000000000001a
[ 2535.248058] syz-fuzzer      S20432  3149   3138 0x00000000
[ 2535.253658] Call Trace:
[ 2535.256223]  __schedule+0x8eb/0x2060
[ 2535.259919]  ? __sched_text_start+0x8/0x8
[ 2535.264036]  ? check_noncircular+0x20/0x20
[ 2535.268247]  ? plist_check_head+0xe2/0x130
[ 2535.272453]  ? plist_check_list+0xa0/0xa0
[ 2535.276588]  ? plist_add+0x5cb/0x760
[ 2535.280291]  schedule+0xf5/0x430
[ 2535.283630]  ? lock_downgrade+0x980/0x980
[ 2535.287759]  ? __schedule+0x2060/0x2060
[ 2535.291706]  ? __lock_acquire+0x2d15/0x3e00
[ 2535.296022]  ? do_raw_spin_trylock+0x190/0x190
[ 2535.300587]  ? futex_wait_setup+0x14a/0x3d0
[ 2535.304903]  futex_wait_queue_me+0x3ed/0x7e0
[ 2535.309288]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2535.314642]  ? get_futex_value_locked+0xc3/0xf0
[ 2535.319284]  ? futex_wait_setup+0x22e/0x3d0
[ 2535.323589]  ? futex_wake+0x680/0x680
[ 2535.327362]  ? print_irqtrace_events+0x270/0x270
[ 2535.332101]  futex_wait+0x34b/0x9a0
[ 2535.335718]  ? futex_wait_setup+0x3d0/0x3d0
[ 2535.340019]  ? __lock_acquire+0x664/0x3e00
[ 2535.344229]  ? __lock_acquire+0x664/0x3e00
[ 2535.348432]  ? __lock_acquire+0x664/0x3e00
[ 2535.352649]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2535.357831]  ? load_balance+0x34c0/0x34c0
[ 2535.361955]  do_futex+0x11ec/0x22a0
[ 2535.365554]  ? do_raw_spin_trylock+0x190/0x190
[ 2535.370115]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2535.374593]  ? exit_robust_list+0x240/0x240
[ 2535.378883]  ? check_noncircular+0x20/0x20
[ 2535.383100]  ? check_noncircular+0x20/0x20
[ 2535.387305]  ? check_noncircular+0x20/0x20
[ 2535.391525]  ? __schedule+0x8f3/0x2060
[ 2535.395388]  ? find_held_lock+0x35/0x1d0
[ 2535.399428]  ? mntput_no_expire+0x130/0xa90
[ 2535.403724]  ? lock_downgrade+0x980/0x980
[ 2535.407844]  ? lock_release+0xa40/0xa40
[ 2535.411792]  ? lock_downgrade+0x980/0x980
[ 2535.415913]  ? lock_release+0xa40/0xa40
[ 2535.419860]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2535.425716]  ? do_raw_spin_trylock+0x190/0x190
[ 2535.430281]  ? mntput_no_expire+0x15e/0xa90
[ 2535.434581]  ? mnt_get_count+0x150/0x150
[ 2535.438612]  ? dput.part.23+0x207/0x830
[ 2535.442558]  ? dentry_path_raw+0x30/0x30
[ 2535.446604]  SyS_futex+0x260/0x390
[ 2535.450122]  ? do_futex+0x22a0/0x22a0
[ 2535.453903]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2535.458719]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2535.463712]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2535.468447]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2535.473172] RIP: 0033:0x45ddf3
[ 2535.476330] RSP: 002b:000000c420267ed0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2535.484352] RAX: ffffffffffffffda RBX: 000000c425cddc80 RCX: 000000000045ddf3
[ 2535.491589] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c420089290
[ 2535.498826] RBP: 000000c4244ffd00 R08: 0000000000000000 R09: 0000000000000000
[ 2535.506062] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c4201b4121
[ 2535.513298] R13: 0000000000000001 R14: 000000c4201b4138 R15: 0000000000000000
[ 2535.520563] syz-fuzzer      S21776 20169   3138 0x00000000
[ 2535.526162] Call Trace:
[ 2535.528724]  __schedule+0x8eb/0x2060
[ 2535.532419]  ? __sched_text_start+0x8/0x8
[ 2535.536536]  ? check_noncircular+0x20/0x20
[ 2535.540743]  ? plist_check_head+0xe2/0x130
[ 2535.544947]  ? plist_check_list+0xa0/0xa0
[ 2535.549068]  ? print_irqtrace_events+0x270/0x270
[ 2535.553802]  ? plist_add+0x5cb/0x760
[ 2535.557504]  schedule+0xf5/0x430
[ 2535.560841]  ? lock_downgrade+0x980/0x980
[ 2535.564959]  ? __schedule+0x2060/0x2060
[ 2535.568915]  ? do_raw_spin_trylock+0x190/0x190
[ 2535.573466]  ? futex_wait_setup+0x14a/0x3d0
[ 2535.577758]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2535.582941]  futex_wait_queue_me+0x3ed/0x7e0
[ 2535.587322]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2535.592663]  ? print_irqtrace_events+0x270/0x270
[ 2535.597393]  ? get_futex_value_locked+0xc3/0xf0
[ 2535.602036]  ? futex_wait_setup+0x22e/0x3d0
[ 2535.606338]  ? futex_wake+0x680/0x680
[ 2535.610113]  ? __lock_acquire+0x664/0x3e00
[ 2535.614321]  futex_wait+0x34b/0x9a0
[ 2535.617931]  ? futex_wait_setup+0x3d0/0x3d0
[ 2535.622219]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2535.627377]  ? find_held_lock+0x35/0x1d0
[ 2535.631419]  ? __might_fault+0x110/0x1d0
[ 2535.635453]  ? lock_downgrade+0x980/0x980
[ 2535.639576]  ? lock_release+0xa40/0xa40
[ 2535.643518]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2535.649394]  ? check_noncircular+0x20/0x20
[ 2535.653602]  do_futex+0x11ec/0x22a0
[ 2535.657207]  ? save_fsave_header+0x200/0x200
[ 2535.661598]  ? exit_robust_list+0x240/0x240
[ 2535.665888]  ? find_held_lock+0x35/0x1d0
[ 2535.669929]  ? __might_fault+0x110/0x1d0
[ 2535.673967]  ? lock_downgrade+0x980/0x980
[ 2535.678088]  ? lock_release+0xa40/0xa40
[ 2535.682030]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2535.687889]  ? __set_current_blocked+0xcf/0x110
[ 2535.692536]  ? __might_sleep+0x95/0x190
[ 2535.696491]  ? do_sigaltstack+0x3e0/0x5e0
[ 2535.700607]  ? _copy_from_user+0x99/0x110
[ 2535.704737]  ? restore_altstack+0xd5/0x120
[ 2535.708940]  ? SyS_sigaltstack+0x280/0x280
[ 2535.713144]  ? trace_hardirqs_on+0xd/0x10
[ 2535.717262]  ? exit_to_usermode_loop+0x8c/0x310
[ 2535.721907]  ? trace_hardirqs_off+0xd/0x10
[ 2535.726110]  ? exit_to_usermode_loop+0x198/0x310
[ 2535.730838]  ? trace_event_raw_event_sys_exit+0x260/0x260
[ 2535.736346]  ? do_syscall_64+0xb6/0x920
[ 2535.740308]  SyS_futex+0x260/0x390
[ 2535.743819]  ? syscall_return_slowpath+0x550/0x550
[ 2535.748723]  ? do_futex+0x22a0/0x22a0
[ 2535.752491]  ? SyS_write+0x184/0x220
[ 2535.756177]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2535.760994]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2535.765987]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2535.770722]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2535.775445] RIP: 0033:0x45ddf3
[ 2535.778604] RSP: 002b:000000c424fc9ed0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2535.786280] RAX: ffffffffffffffda RBX: 000000c420089500 RCX: 000000000045ddf3
[ 2535.793519] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c420089610
[ 2535.800758] RBP: 000000c424fc9f18 R08: 0000000000000000 R09: 0000000000000000
[ 2535.807994] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000000
[ 2535.815233] R13: 0000000000000040 R14: 0000000000000068 R15: 000000c425d4f040
[ 2535.822498] syz-fuzzer      S21776 20173   3138 0x00000000
[ 2535.828098] Call Trace:
[ 2535.830658]  __schedule+0x8eb/0x2060
[ 2535.834355]  ? __sched_text_start+0x8/0x8
[ 2535.838497]  ? __lock_acquire+0x664/0x3e00
[ 2535.842701]  ? perf_trace_lock+0xd6/0x900
[ 2535.846827]  ? trace_event_raw_event_lock+0x340/0x340
[ 2535.851991]  ? check_noncircular+0x20/0x20
[ 2535.856198]  ? pipe_read+0xb7/0x7f0
[ 2535.859802]  schedule+0xf5/0x430
[ 2535.863143]  ? __schedule+0x2060/0x2060
[ 2535.867088]  ? check_noncircular+0x20/0x20
[ 2535.871302]  ? find_held_lock+0x35/0x1d0
[ 2535.875349]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2535.880683]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2535.885758]  ? avc_has_perm+0x35e/0x680
[ 2535.889701]  ? lock_downgrade+0x980/0x980
[ 2535.893820]  ? do_raw_spin_trylock+0x190/0x190
[ 2535.898374]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2535.903453]  schedule_hrtimeout_range+0x2a/0x40
[ 2535.908097]  ep_poll+0xa04/0x1190
[ 2535.911537]  ? ep_poll_callback+0x1060/0x1060
[ 2535.916001]  ? avc_has_perm_noaudit+0x520/0x520
[ 2535.920647]  ? lock_release+0xa40/0xa40
[ 2535.924597]  ? __lock_is_held+0xb6/0x140
[ 2535.928645]  ? __fget+0x35c/0x570
[ 2535.932081]  ? iterate_fd+0x3f0/0x3f0
[ 2535.935850]  ? __vfs_read+0xf7/0xa00
[ 2535.939540]  ? vfs_copy_file_range+0x940/0x940
[ 2535.944118]  ? __fget_light+0x297/0x380
[ 2535.948065]  ? fget_raw+0x20/0x20
[ 2535.951491]  ? rw_verify_area+0xe5/0x2b0
[ 2535.955518]  ? __fdget_raw+0x20/0x20
[ 2535.959204]  ? vfs_read+0x165/0x350
[ 2535.962802]  ? wake_up_q+0xe0/0xe0
[ 2535.966313]  ? SyS_read+0x184/0x220
[ 2535.969909]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2535.974730]  SyS_epoll_wait+0x167/0x1c0
[ 2535.978682]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2535.983405] RIP: 0033:0x45df89
[ 2535.986561] RSP: 002b:000000c424fc5850 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
[ 2535.994236] RAX: ffffffffffffffda RBX: 000000c424d1ef68 RCX: 000000000045df89
[ 2536.001474] RDX: 0000000000000080 RSI: 000000c424fc5890 RDI: 0000000000000004
[ 2536.008712] RBP: 000000c421901810 R08: 0000000000000002 R09: 000000c42004e5e8
[ 2536.015950] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c42cc1aa26
[ 2536.023190] R13: 0000000000000001 R14: 000000c42cc1aa88 R15: 0000000000000002
[ 2536.030452] loop0           S27232  6846      2 0x80000000
[ 2536.036051] Call Trace:
[ 2536.038611]  __schedule+0x8eb/0x2060
[ 2536.042304]  ? __sched_text_start+0x8/0x8
[ 2536.046421]  ? check_noncircular+0x20/0x20
[ 2536.050628]  ? lock_release+0xa40/0xa40
[ 2536.054578]  ? compat_start_thread+0x80/0x80
[ 2536.058959]  ? do_raw_spin_trylock+0x190/0x190
[ 2536.063512]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2536.068008]  schedule+0xf5/0x430
[ 2536.071348]  ? lock_downgrade+0x980/0x980
[ 2536.075468]  ? __schedule+0x2060/0x2060
[ 2536.079412]  ? lock_release+0xa40/0xa40
[ 2536.083354]  ? __schedule+0x8f3/0x2060
[ 2536.087217]  ? do_raw_spin_trylock+0x190/0x190
[ 2536.091771]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2536.096241]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2536.101232]  kthread_worker_fn+0x590/0x980
[ 2536.105435]  ? find_held_lock+0x35/0x1d0
[ 2536.109473]  ? kthread_create_worker_on_cpu+0xf0/0xf0
[ 2536.114631]  ? find_held_lock+0x35/0x1d0
[ 2536.118674]  ? complete+0x62/0x80
[ 2536.122105]  ? schedule+0xf5/0x430
[ 2536.125618]  ? __schedule+0x2060/0x2060
[ 2536.129560]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2536.133850]  ? __lockdep_init_map+0xe4/0x650
[ 2536.138230]  ? do_raw_spin_trylock+0x190/0x190
[ 2536.142783]  ? lockdep_init_map+0x9/0x10
[ 2536.146814]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2536.151889]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2536.156874]  ? trace_hardirqs_on+0xd/0x10
[ 2536.160997]  loop_kthread_worker_fn+0x51/0x60
[ 2536.165467]  kthread+0x33c/0x400
[ 2536.168802]  ? loop_get_status64+0x120/0x120
[ 2536.173179]  ? kthread_stop+0x7a0/0x7a0
[ 2536.177125]  ret_from_fork+0x24/0x30
[ 2536.180831] getty           S23520 28995      1 0x00000000
[ 2536.186429] Call Trace:
[ 2536.188991]  __schedule+0x8eb/0x2060
[ 2536.192688]  ? __sched_text_start+0x8/0x8
[ 2536.196809]  ? __radix_tree_insert+0x7b0/0x7b0
[ 2536.201357]  ? check_noncircular+0x20/0x20
[ 2536.205563]  ? perf_trace_lock_acquire+0xe3/0x980
[ 2536.210378]  ? perf_trace_lock_acquire+0xe3/0x980
[ 2536.215203]  ? perf_trace_lock+0x900/0x900
[ 2536.219409]  ? flush_work+0x6fd/0x8f0
[ 2536.223184]  ? check_noncircular+0x20/0x20
[ 2536.227398]  schedule+0xf5/0x430
[ 2536.230735]  ? check_noncircular+0x20/0x20
[ 2536.234942]  ? __schedule+0x2060/0x2060
[ 2536.238890]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2536.243359]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2536.248355]  ? lock_acquire+0x1d5/0x580
[ 2536.252305]  schedule_timeout+0x1a3/0x230
[ 2536.256599]  ? usleep_range+0x190/0x190
[ 2536.260547]  ? n_tty_read+0xad8/0x1a00
[ 2536.264406]  ? lock_downgrade+0x980/0x980
[ 2536.268528]  ? __might_sleep+0x95/0x190
[ 2536.272476]  wait_woken+0x10f/0x280
[ 2536.276070]  ? n_tty_read+0x92d/0x1a00
[ 2536.279928]  ? woken_wake_function+0x60/0x60
[ 2536.284321]  n_tty_read+0xaf0/0x1a00
[ 2536.288044]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2536.292521]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2536.298380]  ? rcu_note_context_switch+0x710/0x710
[ 2536.303277]  ? __init_waitqueue_head+0x140/0x140
[ 2536.308014]  ? __init_waitqueue_head+0x140/0x140
[ 2536.312743]  ? tty_poll+0x170/0x170
[ 2536.316338]  ? ldsem_down_read+0x37/0x40
[ 2536.320367]  ? ldsem_down_read+0x37/0x40
[ 2536.324399]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2536.328862]  tty_read+0x169/0x250
[ 2536.332288]  ? tty_poll+0x170/0x170
[ 2536.335884]  __vfs_read+0xef/0xa00
[ 2536.339392]  ? fsnotify+0x7b3/0x1140
[ 2536.343083]  ? vfs_copy_file_range+0x940/0x940
[ 2536.347643]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2536.352200]  ? avc_policy_seqno+0x9/0x20
[ 2536.356231]  ? selinux_file_permission+0x82/0x460
[ 2536.361049]  ? security_file_permission+0x89/0x1e0
[ 2536.365952]  ? rw_verify_area+0xe5/0x2b0
[ 2536.369981]  ? __fdget_raw+0x20/0x20
[ 2536.373670]  vfs_read+0x11e/0x350
[ 2536.377098]  SyS_read+0xef/0x220
[ 2536.380440]  ? kernel_write+0x120/0x120
[ 2536.384383]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2536.389373]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2536.394109]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2536.398832] RIP: 0033:0x7fde45e49310
[ 2536.402512] RSP: 002b:00007ffd2b068538 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2536.410188] RAX: ffffffffffffffda RBX: 000000000248ade0 RCX: 00007fde45e49310
[ 2536.417427] RDX: 0000000000000001 RSI: 00007ffd2b068588 RDI: 0000000000000000
[ 2536.424668] RBP: 0000000000000000 R08: 00007ffd2b068370 R09: 00007fde4651e700
[ 2536.431907] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[ 2536.439147] R13: 000000000000006c R14: 000000000000006c R15: 00007ffd2b068474
[ 2536.446411] udevd           S22096 20137   1604 0x00000000
[ 2536.452014] Call Trace:
[ 2536.454577]  __schedule+0x8eb/0x2060
[ 2536.458272]  ? __sched_text_start+0x8/0x8
[ 2536.462392]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2536.467384]  ? mutex_unlock+0xd/0x10
[ 2536.471079]  ? ep_scan_ready_list+0x9f6/0xea0
[ 2536.475545]  ? do_raw_spin_trylock+0x190/0x190
[ 2536.480109]  ? ep_eventpoll_release+0x60/0x60
[ 2536.484580]  ? check_noncircular+0x20/0x20
[ 2536.488788]  ? sock_def_readable+0x249/0x5e0
[ 2536.493172]  schedule+0xf5/0x430
[ 2536.496508]  ? lock_release+0xa40/0xa40
[ 2536.500451]  ? __schedule+0x2060/0x2060
[ 2536.504409]  ? find_held_lock+0x35/0x1d0
[ 2536.508458]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2536.513794]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2536.518867]  ? put_pid+0x183/0x1f0
[ 2536.522378]  ? refcount_inc+0x50/0x50
[ 2536.526153]  ? do_raw_spin_trylock+0x190/0x190
[ 2536.530705]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2536.535785]  schedule_hrtimeout_range+0x2a/0x40
[ 2536.540434]  ep_poll+0xa04/0x1190
[ 2536.543878]  ? ep_poll_callback+0x1060/0x1060
[ 2536.548354]  ? do_munmap+0x82a/0xdf0
[ 2536.552035]  ? vm_munmap+0x10b/0x180
[ 2536.555733]  ? security_socket_sendmsg+0x89/0xb0
[ 2536.560458]  ? unix_shutdown+0x870/0x870
[ 2536.564496]  ? sock_sendmsg+0x4f/0x110
[ 2536.568356]  ? SYSC_sendto+0x41c/0x5c0
[ 2536.572217]  ? SYSC_connect+0x4a0/0x4a0
[ 2536.576181]  ? __fdget+0x18/0x20
[ 2536.579528]  ? __fget_light+0x297/0x380
[ 2536.583478]  ? up_read+0x40/0x40
[ 2536.586810]  ? do_munmap+0x4e2/0xdf0
[ 2536.590504]  ? wake_up_q+0xe0/0xe0
[ 2536.594023]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2536.598846]  SyS_epoll_wait+0x167/0x1c0
[ 2536.602799]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2536.607523] RIP: 0033:0x7f9b376bd943
[ 2536.611203] RSP: 002b:00007fffcef71d58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
[ 2536.618880] RAX: ffffffffffffffda RBX: 00000000016efc50 RCX: 00007f9b376bd943
[ 2536.626121] RDX: 0000000000000004 RSI: 00007fffcef71db0 RDI: 0000000000000004
[ 2536.633359] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2536.640599] R10: 00000000ffffffff R11: 0000000000000246 R12: 00000000ffffffff
[ 2536.647842] R13: 00000000016efc50 R14: 0000000000000006 R15: 0000000000000ae8
[ 2536.655112] udevd           S23120 20147   1604 0x00000000
[ 2536.660714] Call Trace:
[ 2536.663275]  __schedule+0x8eb/0x2060
[ 2536.666970]  ? __sched_text_start+0x8/0x8
[ 2536.671091]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2536.676086]  ? mutex_unlock+0xd/0x10
[ 2536.679774]  ? perf_trace_lock_acquire+0xe3/0x980
[ 2536.684597]  ? perf_trace_lock+0x900/0x900
[ 2536.688802]  ? check_noncircular+0x20/0x20
[ 2536.693015]  ? sock_def_readable+0x249/0x5e0
[ 2536.697402]  schedule+0xf5/0x430
[ 2536.700739]  ? lock_release+0xa40/0xa40
[ 2536.704684]  ? __schedule+0x2060/0x2060
[ 2536.708641]  ? find_held_lock+0x35/0x1d0
[ 2536.712690]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2536.718026]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2536.723103]  ? put_pid+0x183/0x1f0
[ 2536.726614]  ? refcount_inc+0x50/0x50
[ 2536.730385]  ? do_raw_spin_trylock+0x190/0x190
[ 2536.734939]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2536.740026]  schedule_hrtimeout_range+0x2a/0x40
[ 2536.744667]  ep_poll+0xa04/0x1190
[ 2536.748106]  ? ep_poll_callback+0x1060/0x1060
[ 2536.752599]  ? security_socket_sendmsg+0x89/0xb0
[ 2536.757326]  ? unix_shutdown+0x870/0x870
[ 2536.761361]  ? sock_sendmsg+0x4f/0x110
[ 2536.765220]  ? SYSC_sendto+0x41c/0x5c0
[ 2536.769084]  ? SYSC_connect+0x4a0/0x4a0
[ 2536.773051]  ? __fdget+0x18/0x20
[ 2536.776395]  ? __fget_light+0x297/0x380
[ 2536.780351]  ? putname+0xf3/0x130
[ 2536.783780]  ? do_sys_open+0x320/0x6d0
[ 2536.787638]  ? wake_up_q+0xe0/0xe0
[ 2536.791153]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2536.795974]  SyS_epoll_wait+0x167/0x1c0
[ 2536.799927]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2536.804651] RIP: 0033:0x7f9b376bd943
[ 2536.808331] RSP: 002b:00007fffcef71d58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
[ 2536.816009] RAX: ffffffffffffffda RBX: 0000000001735500 RCX: 00007f9b376bd943
[ 2536.823251] RDX: 0000000000000004 RSI: 00007fffcef71db0 RDI: 0000000000000004
[ 2536.830487] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2536.837725] R10: 00000000ffffffff R11: 0000000000000246 R12: 00000000ffffffff
[ 2536.844965] R13: 0000000001735500 R14: 0000000000000006 R15: 0000000000000ae8
[ 2536.852229] syz-executor0   S22224 20168   3140 0x00000000
[ 2536.857827] Call Trace:
[ 2536.860389]  __schedule+0x8eb/0x2060
[ 2536.864084]  ? __sched_text_start+0x8/0x8
[ 2536.868204]  ? check_noncircular+0x20/0x20
[ 2536.872413]  ? find_held_lock+0x35/0x1d0
[ 2536.876452]  ? exit_notify+0xb10/0xb10
[ 2536.880311]  ? lock_downgrade+0x980/0x980
[ 2536.884450]  schedule+0xf5/0x430
[ 2536.887788]  ? lock_downgrade+0x980/0x980
[ 2536.891906]  ? __schedule+0x2060/0x2060
[ 2536.895853]  ? lock_release+0xa40/0xa40
[ 2536.899801]  ? add_wait_queue+0x1a9/0x290
[ 2536.904105]  ? wait_woken+0x280/0x280
[ 2536.907893]  do_wait+0x33a/0xa70
[ 2536.911237]  ? wait_consider_task+0x3420/0x3420
[ 2536.915884]  ? __do_page_fault+0x5f7/0xc90
[ 2536.920096]  ? lock_downgrade+0x980/0x980
[ 2536.924227]  ? handle_mm_fault+0x410/0x8d0
[ 2536.928428]  ? down_read_trylock+0xdb/0x170
[ 2536.932718]  ? __do_page_fault+0x32d/0xc90
[ 2536.936924]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2536.941477]  ? vmacache_find+0x5f/0x280
[ 2536.945437]  kernel_wait4+0x1f5/0x370
[ 2536.949208]  ? SyS_waitid+0x50/0x50
[ 2536.952812]  ? task_stopped_code+0x140/0x140
[ 2536.957205]  SYSC_wait4+0x134/0x140
[ 2536.960800]  ? kernel_wait4+0x370/0x370
[ 2536.964751]  ? syscall_return_slowpath+0x550/0x550
[ 2536.969660]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2536.974475]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2536.979466]  SyS_wait4+0x2c/0x40
[ 2536.982799]  ? SyS_wait4+0x2c/0x40
[ 2536.986313]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2536.991038] RIP: 0033:0x40cd8a
[ 2536.994198] RSP: 002b:00007ffe609d0918 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2537.001878] RAX: ffffffffffffffda RBX: 0000000000004f60 RCX: 000000000040cd8a
[ 2537.009116] RDX: 0000000040000000 RSI: 00007ffe609d092c RDI: ffffffffffffffff
[ 2537.016354] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2537.023596] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2537.030835] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2537.038101] syz-executor6   S22240 20174   3140 0x00000000
[ 2537.043702] Call Trace:
[ 2537.046263]  __schedule+0x8eb/0x2060
[ 2537.049957]  ? __sched_text_start+0x8/0x8
[ 2537.054076]  ? check_noncircular+0x20/0x20
[ 2537.058287]  ? find_held_lock+0x35/0x1d0
[ 2537.062328]  ? exit_notify+0xb10/0xb10
[ 2537.066186]  ? lock_downgrade+0x980/0x980
[ 2537.070322]  schedule+0xf5/0x430
[ 2537.073658]  ? lock_downgrade+0x980/0x980
[ 2537.077775]  ? __schedule+0x2060/0x2060
[ 2537.081718]  ? lock_release+0xa40/0xa40
[ 2537.085667]  ? add_wait_queue+0x1a9/0x290
[ 2537.089788]  ? wait_woken+0x280/0x280
[ 2537.093576]  do_wait+0x33a/0xa70
[ 2537.096919]  ? wait_consider_task+0x3420/0x3420
[ 2537.101565]  ? __do_page_fault+0x5f7/0xc90
[ 2537.105771]  ? lock_downgrade+0x980/0x980
[ 2537.109902]  ? handle_mm_fault+0x410/0x8d0
[ 2537.114104]  ? down_read_trylock+0xdb/0x170
[ 2537.118391]  ? __do_page_fault+0x32d/0xc90
[ 2537.122597]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2537.127146]  ? vmacache_find+0x5f/0x280
[ 2537.131103]  kernel_wait4+0x1f5/0x370
[ 2537.134875]  ? SyS_waitid+0x50/0x50
[ 2537.138480]  ? task_stopped_code+0x140/0x140
[ 2537.142869]  SYSC_wait4+0x134/0x140
[ 2537.146465]  ? kernel_wait4+0x370/0x370
[ 2537.150417]  ? syscall_return_slowpath+0x550/0x550
[ 2537.155328]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2537.160144]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2537.165136]  SyS_wait4+0x2c/0x40
[ 2537.168471]  ? SyS_wait4+0x2c/0x40
[ 2537.171985]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2537.176709] RIP: 0033:0x40cd8a
[ 2537.179866] RSP: 002b:00007ffd5820b198 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2537.187544] RAX: ffffffffffffffda RBX: 0000000000004f88 RCX: 000000000040cd8a
[ 2537.194786] RDX: 0000000040000000 RSI: 00007ffd5820b1ac RDI: ffffffffffffffff
[ 2537.202026] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2537.209265] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2537.216503] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2537.223767] syz-executor5   S22848 20175  20169 0x00000000
[ 2537.229366] Call Trace:
[ 2537.231928]  __schedule+0x8eb/0x2060
[ 2537.235622]  ? __sched_text_start+0x8/0x8
[ 2537.239739]  ? check_noncircular+0x20/0x20
[ 2537.243952]  ? find_held_lock+0x35/0x1d0
[ 2537.247991]  ? exit_notify+0xb10/0xb10
[ 2537.251855]  ? lock_downgrade+0x980/0x980
[ 2537.255992]  schedule+0xf5/0x430
[ 2537.259329]  ? lock_downgrade+0x980/0x980
[ 2537.263448]  ? __schedule+0x2060/0x2060
[ 2537.267391]  ? lock_release+0xa40/0xa40
[ 2537.271338]  ? add_wait_queue+0x1a9/0x290
[ 2537.275457]  ? wait_woken+0x280/0x280
[ 2537.279242]  do_wait+0x33a/0xa70
[ 2537.282583]  ? wait_consider_task+0x3420/0x3420
[ 2537.287226]  ? __do_page_fault+0x5f7/0xc90
[ 2537.291431]  ? lock_downgrade+0x980/0x980
[ 2537.295560]  ? handle_mm_fault+0x410/0x8d0
[ 2537.299763]  ? down_read_trylock+0xdb/0x170
[ 2537.304051]  ? __do_page_fault+0x32d/0xc90
[ 2537.308259]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2537.312808]  ? vmacache_find+0x5f/0x280
[ 2537.316766]  kernel_wait4+0x1f5/0x370
[ 2537.320541]  ? SyS_waitid+0x50/0x50
[ 2537.324145]  ? task_stopped_code+0x140/0x140
[ 2537.328535]  SYSC_wait4+0x134/0x140
[ 2537.332131]  ? kernel_wait4+0x370/0x370
[ 2537.336082]  ? syscall_return_slowpath+0x550/0x550
[ 2537.340991]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2537.345807]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2537.350796]  SyS_wait4+0x2c/0x40
[ 2537.354132]  ? SyS_wait4+0x2c/0x40
[ 2537.357648]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2537.362372] RIP: 0033:0x40cd8a
[ 2537.365531] RSP: 002b:00007ffec9ffe768 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2537.373207] RAX: ffffffffffffffda RBX: 0000000000004f92 RCX: 000000000040cd8a
[ 2537.380447] RDX: 0000000040000000 RSI: 00007ffec9ffe77c RDI: ffffffffffffffff
[ 2537.387685] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2537.394922] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2537.402161] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2537.409424] syz-executor4   S22224 20176  20169 0x00000000
[ 2537.415025] Call Trace:
[ 2537.417588]  __schedule+0x8eb/0x2060
[ 2537.421286]  ? __sched_text_start+0x8/0x8
[ 2537.425403]  ? check_noncircular+0x20/0x20
[ 2537.429614]  ? find_held_lock+0x35/0x1d0
[ 2537.433653]  ? exit_notify+0xb10/0xb10
[ 2537.437513]  ? lock_downgrade+0x980/0x980
[ 2537.441653]  schedule+0xf5/0x430
[ 2537.444991]  ? lock_downgrade+0x980/0x980
[ 2537.449110]  ? __schedule+0x2060/0x2060
[ 2537.453058]  ? lock_release+0xa40/0xa40
[ 2537.457008]  ? add_wait_queue+0x1a9/0x290
[ 2537.461134]  ? wait_woken+0x280/0x280
[ 2537.464920]  do_wait+0x33a/0xa70
[ 2537.468263]  ? wait_consider_task+0x3420/0x3420
[ 2537.472906]  ? __do_page_fault+0x5f7/0xc90
[ 2537.477110]  ? lock_downgrade+0x980/0x980
[ 2537.481618]  ? handle_mm_fault+0x410/0x8d0
[ 2537.485823]  ? down_read_trylock+0xdb/0x170
[ 2537.490112]  ? __do_page_fault+0x32d/0xc90
[ 2537.494317]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2537.498867]  ? vmacache_find+0x5f/0x280
[ 2537.502825]  kernel_wait4+0x1f5/0x370
[ 2537.506599]  ? SyS_waitid+0x50/0x50
[ 2537.510202]  ? task_stopped_code+0x140/0x140
[ 2537.514593]  SYSC_wait4+0x134/0x140
[ 2537.518191]  ? kernel_wait4+0x370/0x370
[ 2537.522144]  ? syscall_return_slowpath+0x550/0x550
[ 2537.527059]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2537.531873]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2537.536864]  SyS_wait4+0x2c/0x40
[ 2537.540200]  ? SyS_wait4+0x2c/0x40
[ 2537.543714]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2537.548436] RIP: 0033:0x40cd8a
[ 2537.551593] RSP: 002b:00007fff211f8448 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2537.559271] RAX: ffffffffffffffda RBX: 0000000000004f7e RCX: 000000000040cd8a
[ 2537.566511] RDX: 0000000040000000 RSI: 00007fff211f845c RDI: ffffffffffffffff
[ 2537.573750] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2537.580988] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2537.588228] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2537.595494] syz-executor2   S22848 20178  20173 0x00000000
[ 2537.601095] Call Trace:
[ 2537.603658]  __schedule+0x8eb/0x2060
[ 2537.607351]  ? __sched_text_start+0x8/0x8
[ 2537.611468]  ? check_noncircular+0x20/0x20
[ 2537.615682]  ? find_held_lock+0x35/0x1d0
[ 2537.619721]  ? exit_notify+0xb10/0xb10
[ 2537.623581]  ? lock_downgrade+0x980/0x980
[ 2537.627720]  schedule+0xf5/0x430
[ 2537.631056]  ? lock_downgrade+0x980/0x980
[ 2537.635172]  ? __schedule+0x2060/0x2060
[ 2537.639120]  ? lock_release+0xa40/0xa40
[ 2537.643070]  ? add_wait_queue+0x1a9/0x290
[ 2537.647193]  ? wait_woken+0x280/0x280
[ 2537.650977]  do_wait+0x33a/0xa70
[ 2537.654319]  ? wait_consider_task+0x3420/0x3420
[ 2537.658967]  ? __do_page_fault+0x5f7/0xc90
[ 2537.663174]  ? lock_downgrade+0x980/0x980
[ 2537.667304]  ? handle_mm_fault+0x410/0x8d0
[ 2537.671504]  ? down_read_trylock+0xdb/0x170
[ 2537.675795]  ? __do_page_fault+0x32d/0xc90
[ 2537.680001]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2537.684559]  ? vmacache_find+0x5f/0x280
[ 2537.688519]  kernel_wait4+0x1f5/0x370
[ 2537.692294]  ? SyS_waitid+0x50/0x50
[ 2537.695897]  ? task_stopped_code+0x140/0x140
[ 2537.700287]  SYSC_wait4+0x134/0x140
[ 2537.703884]  ? kernel_wait4+0x370/0x370
[ 2537.707834]  ? syscall_return_slowpath+0x550/0x550
[ 2537.712745]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2537.717560]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2537.722573]  SyS_wait4+0x2c/0x40
[ 2537.725908]  ? SyS_wait4+0x2c/0x40
[ 2537.729421]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2537.734142] RIP: 0033:0x40cd8a
[ 2537.737298] RSP: 002b:00007ffc5688e6e8 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2537.744976] RAX: ffffffffffffffda RBX: 0000000000004f91 RCX: 000000000040cd8a
[ 2537.752213] RDX: 0000000040000000 RSI: 00007ffc5688e6fc RDI: ffffffffffffffff
[ 2537.759449] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2537.766685] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2537.773924] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2537.781188] syz-executor1   S22240 20186  20173 0x00000000
[ 2537.786789] Call Trace:
[ 2537.789348]  __schedule+0x8eb/0x2060
[ 2537.793047]  ? __sched_text_start+0x8/0x8
[ 2537.797164]  ? check_noncircular+0x20/0x20
[ 2537.801376]  ? find_held_lock+0x35/0x1d0
[ 2537.805416]  ? exit_notify+0xb10/0xb10
[ 2537.809276]  ? lock_downgrade+0x980/0x980
[ 2537.813415]  schedule+0xf5/0x430
[ 2537.816751]  ? lock_downgrade+0x980/0x980
[ 2537.820868]  ? __schedule+0x2060/0x2060
[ 2537.824813]  ? lock_release+0xa40/0xa40
[ 2537.828762]  ? add_wait_queue+0x1a9/0x290
[ 2537.832881]  ? wait_woken+0x280/0x280
[ 2537.836667]  do_wait+0x33a/0xa70
[ 2537.840019]  ? wait_consider_task+0x3420/0x3420
[ 2537.844663]  ? __do_page_fault+0x5f7/0xc90
[ 2537.848867]  ? lock_downgrade+0x980/0x980
[ 2537.852996]  ? handle_mm_fault+0x410/0x8d0
[ 2537.857202]  ? down_read_trylock+0xdb/0x170
[ 2537.861489]  ? __do_page_fault+0x32d/0xc90
[ 2537.865695]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2537.870243]  ? vmacache_find+0x5f/0x280
[ 2537.874200]  kernel_wait4+0x1f5/0x370
[ 2537.877973]  ? SyS_waitid+0x50/0x50
[ 2537.881576]  ? task_stopped_code+0x140/0x140
[ 2537.885968]  SYSC_wait4+0x134/0x140
[ 2537.889564]  ? kernel_wait4+0x370/0x370
[ 2537.893518]  ? syscall_return_slowpath+0x550/0x550
[ 2537.898428]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2537.903242]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2537.908233]  SyS_wait4+0x2c/0x40
[ 2537.911566]  ? SyS_wait4+0x2c/0x40
[ 2537.915079]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2537.919800] RIP: 0033:0x40cd8a
[ 2537.922956] RSP: 002b:00007ffe324cad78 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2537.930632] RAX: ffffffffffffffda RBX: 0000000000004f97 RCX: 000000000040cd8a
[ 2537.937871] RDX: 0000000040000000 RSI: 00007ffe324cad8c RDI: ffffffffffffffff
[ 2537.945110] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2537.952348] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2537.959587] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2537.966850] syz-executor7   S23136 20190  20169 0x00000000
[ 2537.972450] Call Trace:
[ 2537.975020]  __schedule+0x8eb/0x2060
[ 2537.978713]  ? __sched_text_start+0x8/0x8
[ 2537.982831]  ? check_noncircular+0x20/0x20
[ 2537.987041]  ? find_held_lock+0x35/0x1d0
[ 2537.991081]  ? exit_notify+0xb10/0xb10
[ 2537.994940]  ? lock_downgrade+0x980/0x980
[ 2537.999077]  schedule+0xf5/0x430
[ 2538.002413]  ? lock_downgrade+0x980/0x980
[ 2538.006531]  ? __schedule+0x2060/0x2060
[ 2538.010478]  ? lock_release+0xa40/0xa40
[ 2538.014426]  ? add_wait_queue+0x1a9/0x290
[ 2538.018549]  ? wait_woken+0x280/0x280
[ 2538.022336]  do_wait+0x33a/0xa70
[ 2538.025678]  ? wait_consider_task+0x3420/0x3420
[ 2538.030325]  ? __do_page_fault+0x5f7/0xc90
[ 2538.034533]  ? lock_downgrade+0x980/0x980
[ 2538.038666]  ? handle_mm_fault+0x410/0x8d0
[ 2538.042869]  ? down_read_trylock+0xdb/0x170
[ 2538.047160]  ? __do_page_fault+0x32d/0xc90
[ 2538.051368]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2538.055922]  ? vmacache_find+0x5f/0x280
[ 2538.059880]  kernel_wait4+0x1f5/0x370
[ 2538.063652]  ? SyS_waitid+0x50/0x50
[ 2538.067256]  ? task_stopped_code+0x140/0x140
[ 2538.071649]  SYSC_wait4+0x134/0x140
[ 2538.075246]  ? kernel_wait4+0x370/0x370
[ 2538.079196]  ? syscall_return_slowpath+0x550/0x550
[ 2538.084107]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2538.088924]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2538.093914]  SyS_wait4+0x2c/0x40
[ 2538.097250]  ? SyS_wait4+0x2c/0x40
[ 2538.100763]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2538.105486] RIP: 0033:0x40cd8a
[ 2538.108646] RSP: 002b:00007ffe0a3f3b68 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2538.116325] RAX: ffffffffffffffda RBX: 0000000000004f96 RCX: 000000000040cd8a
[ 2538.123565] RDX: 0000000040000000 RSI: 00007ffe0a3f3b7c RDI: ffffffffffffffff
[ 2538.130802] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2538.138038] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2538.145277] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2538.152541] syz-executor0   S22224 20320  20168 0x00000000
[ 2538.158142] Call Trace:
[ 2538.160705]  __schedule+0x8eb/0x2060
[ 2538.164401]  ? __sched_text_start+0x8/0x8
[ 2538.168517]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2538.173332]  ? lock_downgrade+0x980/0x980
[ 2538.177461]  ? enqueue_hrtimer+0x171/0x4a0
[ 2538.181665]  ? __remove_hrtimer+0x190/0x190
[ 2538.185960]  ? do_raw_spin_trylock+0x190/0x190
[ 2538.190514]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2538.195588]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2538.200576]  ? trace_hardirqs_on+0xd/0x10
[ 2538.204703]  schedule+0xf5/0x430
[ 2538.208043]  ? __schedule+0x2060/0x2060
[ 2538.211997]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2538.216992]  ? trace_hardirqs_on+0xd/0x10
[ 2538.221115]  ? __debug_object_init+0x235/0x1040
[ 2538.225763]  ? debug_object_fixup+0x30/0x30
[ 2538.230053]  ? find_held_lock+0x35/0x1d0
[ 2538.234087]  do_nanosleep+0x224/0x6e0
[ 2538.237866]  ? schedule_timeout_idle+0x90/0x90
[ 2538.242421]  ? lock_release+0xa40/0xa40
[ 2538.246364]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2538.252217]  ? kernel_wait4+0x26e/0x370
[ 2538.256164]  ? SyS_waitid+0x50/0x50
[ 2538.259763]  ? memset+0x31/0x40
[ 2538.263028]  hrtimer_nanosleep+0x27b/0x4d0
[ 2538.267235]  ? nanosleep_copyout+0x100/0x100
[ 2538.271616]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2538.275837]  SyS_nanosleep+0x175/0x1f0
[ 2538.279697]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2538.284074]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2538.289062]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2538.293799]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2538.298519] RIP: 0033:0x47e050
[ 2538.301675] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2538.309350] RAX: ffffffffffffffda RBX: 00000000021bb914 RCX: 000000000047e050
[ 2538.316590] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2538.323827] RBP: 0000000000000248 R08: 0000000000000001 R09: 00000000021bb940
[ 2538.331065] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000248
[ 2538.338308] R13: 000000000000000f R14: 000000000026001f R15: 0000000000000003
[ 2538.345572] syz-executor4   S22224 20350  20176 0x00000000
[ 2538.351170] Call Trace:
[ 2538.353732]  __schedule+0x8eb/0x2060
[ 2538.357425]  ? __sched_text_start+0x8/0x8
[ 2538.361544]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2538.366359]  ? lock_downgrade+0x980/0x980
[ 2538.370486]  ? enqueue_hrtimer+0x171/0x4a0
[ 2538.374693]  ? __remove_hrtimer+0x190/0x190
[ 2538.378986]  ? do_raw_spin_trylock+0x190/0x190
[ 2538.383540]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2538.388613]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2538.393600]  ? trace_hardirqs_on+0xd/0x10
[ 2538.397727]  schedule+0xf5/0x430
[ 2538.401066]  ? __schedule+0x2060/0x2060
[ 2538.405011]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2538.410000]  ? trace_hardirqs_on+0xd/0x10
[ 2538.414126]  ? __debug_object_init+0x235/0x1040
[ 2538.418775]  ? debug_object_fixup+0x30/0x30
[ 2538.423062]  ? find_held_lock+0x35/0x1d0
[ 2538.427099]  do_nanosleep+0x224/0x6e0
[ 2538.430878]  ? schedule_timeout_idle+0x90/0x90
[ 2538.435433]  ? lock_release+0xa40/0xa40
[ 2538.439376]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2538.445227]  ? kernel_wait4+0x26e/0x370
[ 2538.449172]  ? SyS_waitid+0x50/0x50
[ 2538.452769]  ? memset+0x31/0x40
[ 2538.456033]  hrtimer_nanosleep+0x27b/0x4d0
[ 2538.460241]  ? nanosleep_copyout+0x100/0x100
[ 2538.464623]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2538.468843]  SyS_nanosleep+0x175/0x1f0
[ 2538.472704]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2538.477082]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2538.482073]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2538.486808]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2538.491531] RIP: 0033:0x47e050
[ 2538.494691] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2538.502368] RAX: ffffffffffffffda RBX: 0000000000f6b914 RCX: 000000000047e050
[ 2538.509605] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2538.516842] RBP: 0000000000000219 R08: 0000000000000001 R09: 0000000000f6b940
[ 2538.524078] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 2538.531315] R13: 0000000000000000 R14: 0000000000260447 R15: 0000000000000010
[ 2538.538578] syz-executor6   R  running task    22224 20360  20174 0x00000000
[ 2538.545741] Call Trace:
[ 2538.548302]  __schedule+0x8eb/0x2060
[ 2538.552001]  ? __sched_text_start+0x8/0x8
[ 2538.556121]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2538.560943]  ? lock_downgrade+0x980/0x980
[ 2538.565070]  ? enqueue_hrtimer+0x171/0x4a0
[ 2538.569275]  ? __remove_hrtimer+0x190/0x190
[ 2538.573567]  ? do_raw_spin_trylock+0x190/0x190
[ 2538.578122]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2538.583209]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2538.588197]  ? trace_hardirqs_on+0xd/0x10
[ 2538.592326]  schedule+0xf5/0x430
[ 2538.595666]  ? __schedule+0x2060/0x2060
[ 2538.599606]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2538.604592]  ? trace_hardirqs_on+0xd/0x10
[ 2538.608715]  ? __debug_object_init+0x235/0x1040
[ 2538.613363]  ? debug_object_fixup+0x30/0x30
[ 2538.617650]  ? find_held_lock+0x35/0x1d0
[ 2538.621684]  do_nanosleep+0x224/0x6e0
[ 2538.625461]  ? schedule_timeout_idle+0x90/0x90
[ 2538.630023]  ? lock_release+0xa40/0xa40
[ 2538.633969]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2538.639823]  ? kernel_wait4+0x26e/0x370
[ 2538.643767]  ? SyS_waitid+0x50/0x50
[ 2538.647371]  ? memset+0x31/0x40
[ 2538.650635]  hrtimer_nanosleep+0x27b/0x4d0
[ 2538.654843]  ? nanosleep_copyout+0x100/0x100
[ 2538.659226]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2538.663448]  SyS_nanosleep+0x175/0x1f0
[ 2538.667309]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2538.671686]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2538.676674]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2538.681411]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2538.686133] RIP: 0033:0x47e050
[ 2538.689290] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2538.696965] RAX: ffffffffffffffda RBX: 000000000106f914 RCX: 000000000047e050
[ 2538.704204] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2538.711443] RBP: 0000000000000234 R08: 0000000000000001 R09: 000000000106f940
[ 2538.718680] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000234
[ 2538.725918] R13: 0000000000000007 R14: 000000000026008b R15: 0000000000000027
[ 2538.733184] syz-executor2   R  running task    22224 20369  20178 0x00000000
[ 2538.740346] Call Trace:
[ 2538.742909]  __schedule+0x8eb/0x2060
[ 2538.746603]  ? __sched_text_start+0x8/0x8
[ 2538.750719]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2538.755533]  ? lock_downgrade+0x980/0x980
[ 2538.759657]  ? enqueue_hrtimer+0x171/0x4a0
[ 2538.763862]  ? __remove_hrtimer+0x190/0x190
[ 2538.768156]  ? do_raw_spin_trylock+0x190/0x190
[ 2538.772712]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2538.777785]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2538.782771]  ? trace_hardirqs_on+0xd/0x10
[ 2538.786899]  schedule+0xf5/0x430
[ 2538.790250]  ? __schedule+0x2060/0x2060
[ 2538.794193]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2538.799180]  ? trace_hardirqs_on+0xd/0x10
[ 2538.803301]  ? __debug_object_init+0x235/0x1040
[ 2538.807954]  ? debug_object_fixup+0x30/0x30
[ 2538.812245]  ? find_held_lock+0x35/0x1d0
[ 2538.816278]  do_nanosleep+0x224/0x6e0
[ 2538.820055]  ? schedule_timeout_idle+0x90/0x90
[ 2538.824611]  ? lock_release+0xa40/0xa40
[ 2538.828558]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2538.834414]  ? kernel_wait4+0x26e/0x370
[ 2538.838359]  ? SyS_waitid+0x50/0x50
[ 2538.841956]  ? memset+0x31/0x40
[ 2538.845218]  hrtimer_nanosleep+0x27b/0x4d0
[ 2538.849426]  ? nanosleep_copyout+0x100/0x100
[ 2538.853807]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2538.858033]  SyS_nanosleep+0x175/0x1f0
[ 2538.861894]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2538.866270]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2538.871259]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2538.875994]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2538.880717] RIP: 0033:0x47e050
[ 2538.883876] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2538.891551] RAX: ffffffffffffffda RBX: 00000000017c9914 RCX: 000000000047e050
[ 2538.898787] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2538.906025] RBP: 0000000000000229 R08: 0000000000000001 R09: 00000000017c9940
[ 2538.913266] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000229
[ 2538.920505] R13: 0000000000000008 R14: 0000000000260463 R15: 0000000000000010
[ 2538.927770] syz-executor5   R  running task    22224 20370  20175 0x00000000
[ 2538.934936] Call Trace:
[ 2538.937496]  __schedule+0x8eb/0x2060
[ 2538.941193]  ? __sched_text_start+0x8/0x8
[ 2538.945311]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2538.950124]  ? lock_downgrade+0x980/0x980
[ 2538.954246]  ? enqueue_hrtimer+0x171/0x4a0
[ 2538.958451]  ? __remove_hrtimer+0x190/0x190
[ 2538.962745]  ? do_raw_spin_trylock+0x190/0x190
[ 2538.967299]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2538.972374]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2538.977361]  ? trace_hardirqs_on+0xd/0x10
[ 2538.981489]  schedule+0xf5/0x430
[ 2538.984827]  ? __schedule+0x2060/0x2060
[ 2538.988770]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2538.993757]  ? trace_hardirqs_on+0xd/0x10
[ 2538.997878]  ? __debug_object_init+0x235/0x1040
[ 2539.002528]  ? debug_object_fixup+0x30/0x30
[ 2539.006815]  ? find_held_lock+0x35/0x1d0
[ 2539.010849]  do_nanosleep+0x224/0x6e0
[ 2539.014626]  ? schedule_timeout_idle+0x90/0x90
[ 2539.019181]  ? lock_release+0xa40/0xa40
[ 2539.023123]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2539.028976]  ? kernel_wait4+0x26e/0x370
[ 2539.032924]  ? SyS_waitid+0x50/0x50
[ 2539.036525]  ? memset+0x31/0x40
[ 2539.039787]  hrtimer_nanosleep+0x27b/0x4d0
[ 2539.043993]  ? nanosleep_copyout+0x100/0x100
[ 2539.048380]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2539.052599]  SyS_nanosleep+0x175/0x1f0
[ 2539.056459]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2539.060847]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2539.065836]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2539.070571]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2539.075292] RIP: 0033:0x47e050
[ 2539.078451] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2539.086128] RAX: ffffffffffffffda RBX: 0000000001003914 RCX: 000000000047e050
[ 2539.093458] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2539.100698] RBP: 000000000000021f R08: 0000000000000001 R09: 0000000001003940
[ 2539.107935] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000021f
[ 2539.115174] R13: 0000000000000003 R14: 0000000000260047 R15: 000000000000021f
[ 2539.122439] syz-executor7   S22224 20374  20190 0x00000000
[ 2539.128039] Call Trace:
[ 2539.130599]  __schedule+0x8eb/0x2060
[ 2539.134294]  ? __sched_text_start+0x8/0x8
[ 2539.138411]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2539.143229]  ? lock_downgrade+0x980/0x980
[ 2539.147352]  ? enqueue_hrtimer+0x171/0x4a0
[ 2539.151560]  ? __remove_hrtimer+0x190/0x190
[ 2539.155855]  ? do_raw_spin_trylock+0x190/0x190
[ 2539.160408]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2539.165485]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2539.170473]  ? trace_hardirqs_on+0xd/0x10
[ 2539.174602]  schedule+0xf5/0x430
[ 2539.177941]  ? __schedule+0x2060/0x2060
[ 2539.181884]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2539.186870]  ? trace_hardirqs_on+0xd/0x10
[ 2539.190993]  ? __debug_object_init+0x235/0x1040
[ 2539.195645]  ? debug_object_fixup+0x30/0x30
[ 2539.199932]  ? find_held_lock+0x35/0x1d0
[ 2539.203965]  do_nanosleep+0x224/0x6e0
[ 2539.207742]  ? schedule_timeout_idle+0x90/0x90
[ 2539.212299]  ? lock_release+0xa40/0xa40
[ 2539.216242]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2539.222094]  ? kernel_wait4+0x26e/0x370
[ 2539.226041]  ? SyS_waitid+0x50/0x50
[ 2539.229638]  ? memset+0x31/0x40
[ 2539.232986]  hrtimer_nanosleep+0x27b/0x4d0
[ 2539.237192]  ? nanosleep_copyout+0x100/0x100
[ 2539.241573]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2539.245794]  SyS_nanosleep+0x175/0x1f0
[ 2539.249652]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2539.254029]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2539.259021]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2539.263757]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2539.268481] RIP: 0033:0x47e050
[ 2539.271637] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2539.279315] RAX: ffffffffffffffda RBX: 0000000001d49914 RCX: 000000000047e050
[ 2539.286554] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2539.293791] RBP: 0000000000000254 R08: 0000000000000001 R09: 0000000001d49940
[ 2539.301031] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 2539.308267] R13: 0000000000000000 R14: 0000000000260441 R15: 0000000000000003
[ 2539.315532] syz-executor1   S22224 20375  20186 0x00000000
[ 2539.321130] Call Trace:
[ 2539.323691]  __schedule+0x8eb/0x2060
[ 2539.327385]  ? __sched_text_start+0x8/0x8
[ 2539.331505]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2539.336320]  ? lock_downgrade+0x980/0x980
[ 2539.340444]  ? enqueue_hrtimer+0x171/0x4a0
[ 2539.344648]  ? __remove_hrtimer+0x190/0x190
[ 2539.348943]  ? do_raw_spin_trylock+0x190/0x190
[ 2539.353498]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2539.358571]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2539.363556]  ? trace_hardirqs_on+0xd/0x10
[ 2539.367685]  schedule+0xf5/0x430
[ 2539.371029]  ? __schedule+0x2060/0x2060
[ 2539.374969]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2539.379957]  ? trace_hardirqs_on+0xd/0x10
[ 2539.384077]  ? __debug_object_init+0x235/0x1040
[ 2539.388728]  ? debug_object_fixup+0x30/0x30
[ 2539.393021]  ? find_held_lock+0x35/0x1d0
[ 2539.397058]  do_nanosleep+0x224/0x6e0
[ 2539.400833]  ? schedule_timeout_idle+0x90/0x90
[ 2539.405391]  ? lock_release+0xa40/0xa40
[ 2539.409334]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2539.415185]  ? kernel_wait4+0x26e/0x370
[ 2539.419133]  ? SyS_waitid+0x50/0x50
[ 2539.422733]  ? memset+0x31/0x40
[ 2539.425996]  hrtimer_nanosleep+0x27b/0x4d0
[ 2539.430206]  ? nanosleep_copyout+0x100/0x100
[ 2539.434591]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2539.438811]  SyS_nanosleep+0x175/0x1f0
[ 2539.442668]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2539.447045]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2539.452034]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2539.456767]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2539.461509] RIP: 0033:0x47e050
[ 2539.464668] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2539.472342] RAX: ffffffffffffffda RBX: 00000000014ec914 RCX: 000000000047e050
[ 2539.479961] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2539.487202] RBP: 0000000000000140 R08: 0000000000000001 R09: 00000000014ec940
[ 2539.494438] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000140
[ 2539.501684] R13: 0000000000000009 R14: 0000000000260060 R15: 0000000000000001
[ 2539.508947] kworker/u4:0    I13104 20618      2 0x80000000
[ 2539.514555] Call Trace:
[ 2539.517119]  __schedule+0x8eb/0x2060
[ 2539.520801]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2539.525884]  ? __sched_text_start+0x8/0x8
[ 2539.530000]  ? check_noncircular+0x20/0x20
[ 2539.534214]  ? __wake_up_common_lock+0x1c2/0x310
[ 2539.538942]  ? lock_downgrade+0x980/0x980
[ 2539.543069]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2539.547385]  schedule+0xf5/0x430
[ 2539.550721]  ? lock_downgrade+0x980/0x980
[ 2539.554840]  ? __schedule+0x2060/0x2060
[ 2539.558783]  ? __wake_up_common+0x780/0x780
[ 2539.563082]  ? do_raw_spin_trylock+0x190/0x190
[ 2539.567637]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2539.572104]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2539.577098]  worker_thread+0x492/0x1990
[ 2539.581068]  ? process_one_work+0x1b10/0x1b10
[ 2539.585538]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2539.590007]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2539.594996]  ? trace_hardirqs_on+0xd/0x10
[ 2539.599121]  ? finish_task_switch+0x1d3/0x740
[ 2539.603581]  ? finish_task_switch+0x1aa/0x740
[ 2539.608050]  ? copy_overflow+0x20/0x20
[ 2539.611924]  ? __schedule+0x8f3/0x2060
[ 2539.615810]  ? find_held_lock+0x35/0x1d0
[ 2539.619850]  ? find_held_lock+0x35/0x1d0
[ 2539.623894]  ? complete+0x62/0x80
[ 2539.627329]  ? __schedule+0x2060/0x2060
[ 2539.631273]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2539.635564]  ? __lockdep_init_map+0xe4/0x650
[ 2539.639945]  ? do_raw_spin_trylock+0x190/0x190
[ 2539.644497]  ? lockdep_init_map+0x9/0x10
[ 2539.648525]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2539.653602]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2539.658589]  ? trace_hardirqs_on+0xd/0x10
[ 2539.662706]  ? __kthread_parkme+0x175/0x240
[ 2539.667003]  kthread+0x33c/0x400
[ 2539.670344]  ? process_one_work+0x1b10/0x1b10
[ 2539.674809]  ? kthread_stop+0x7a0/0x7a0
[ 2539.678756]  ret_from_fork+0x24/0x30
[ 2539.682465] kworker/0:5     I23008 21736      2 0x80000000
[ 2539.688073] Call Trace:
[ 2539.690634]  __schedule+0x8eb/0x2060
[ 2539.694314]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2539.699395]  ? __sched_text_start+0x8/0x8
[ 2539.703515]  ? check_noncircular+0x20/0x20
[ 2539.707721]  ? __wake_up_common_lock+0x1c2/0x310
[ 2539.712450]  ? lock_downgrade+0x980/0x980
[ 2539.716576]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2539.720894]  schedule+0xf5/0x430
[ 2539.724231]  ? lock_downgrade+0x980/0x980
[ 2539.728350]  ? __schedule+0x2060/0x2060
[ 2539.732292]  ? __wake_up_common+0x780/0x780
[ 2539.736585]  ? try_to_del_timer_sync+0xe0/0x130
[ 2539.741227]  ? do_raw_spin_trylock+0x190/0x190
[ 2539.745781]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2539.750250]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2539.755243]  worker_thread+0x492/0x1990
[ 2539.759213]  ? process_one_work+0x1b10/0x1b10
[ 2539.763685]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2539.768153]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2539.773139]  ? trace_hardirqs_on+0xd/0x10
[ 2539.777259]  ? finish_task_switch+0x1d3/0x740
[ 2539.781722]  ? finish_task_switch+0x1aa/0x740
[ 2539.786193]  ? copy_overflow+0x20/0x20
[ 2539.790067]  ? __schedule+0x8f3/0x2060
[ 2539.793952]  ? find_held_lock+0x35/0x1d0
[ 2539.797993]  ? find_held_lock+0x35/0x1d0
[ 2539.802039]  ? complete+0x62/0x80
[ 2539.805477]  ? __schedule+0x2060/0x2060
[ 2539.809420]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2539.813712]  ? __lockdep_init_map+0xe4/0x650
[ 2539.818094]  ? do_raw_spin_trylock+0x190/0x190
[ 2539.822650]  ? lockdep_init_map+0x9/0x10
[ 2539.826679]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2539.831753]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2539.836740]  ? trace_hardirqs_on+0xd/0x10
[ 2539.840859]  ? __kthread_parkme+0x175/0x240
[ 2539.845156]  kthread+0x33c/0x400
[ 2539.848492]  ? process_one_work+0x1b10/0x1b10
[ 2539.852954]  ? kthread_stop+0x7a0/0x7a0
[ 2539.856899]  ret_from_fork+0x24/0x30
[ 2539.860612] syz-executor3   S22224 22624   3148 0x00000000
[ 2539.866210] Call Trace:
[ 2539.868771]  __schedule+0x8eb/0x2060
[ 2539.872465]  ? __sched_text_start+0x8/0x8
[ 2539.876580]  ? check_noncircular+0x20/0x20
[ 2539.880790]  ? find_held_lock+0x35/0x1d0
[ 2539.884829]  ? exit_notify+0xb10/0xb10
[ 2539.888690]  ? lock_downgrade+0x980/0x980
[ 2539.892825]  schedule+0xf5/0x430
[ 2539.896160]  ? lock_downgrade+0x980/0x980
[ 2539.900276]  ? __schedule+0x2060/0x2060
[ 2539.904223]  ? lock_release+0xa40/0xa40
[ 2539.908172]  ? add_wait_queue+0x1a9/0x290
[ 2539.912293]  ? wait_woken+0x280/0x280
[ 2539.916077]  do_wait+0x33a/0xa70
[ 2539.919421]  ? wait_consider_task+0x3420/0x3420
[ 2539.924078]  ? __do_page_fault+0x5f7/0xc90
[ 2539.928286]  ? lock_downgrade+0x980/0x980
[ 2539.932418]  ? handle_mm_fault+0x410/0x8d0
[ 2539.936618]  ? down_read_trylock+0xdb/0x170
[ 2539.940907]  ? __do_page_fault+0x32d/0xc90
[ 2539.945113]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2539.949665]  ? vmacache_find+0x5f/0x280
[ 2539.953625]  kernel_wait4+0x1f5/0x370
[ 2539.957397]  ? SyS_waitid+0x50/0x50
[ 2539.960999]  ? task_stopped_code+0x140/0x140
[ 2539.965393]  SYSC_wait4+0x134/0x140
[ 2539.968992]  ? kernel_wait4+0x370/0x370
[ 2539.972946]  ? syscall_return_slowpath+0x550/0x550
[ 2539.977857]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2539.982675]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2539.987664]  SyS_wait4+0x2c/0x40
[ 2539.990997]  ? SyS_wait4+0x2c/0x40
[ 2539.994515]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2539.999260] RIP: 0033:0x40cd8a
[ 2540.002418] RSP: 002b:00007fff21095198 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2540.010097] RAX: ffffffffffffffda RBX: 000000000000589b RCX: 000000000040cd8a
[ 2540.017335] RDX: 0000000040000000 RSI: 00007fff210951ac RDI: ffffffffffffffff
[ 2540.024572] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2540.031808] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2540.039047] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2540.046311] kworker/u4:3    I14096 22662      2 0x80000000
[ 2540.051920] Call Trace:
[ 2540.054479]  __schedule+0x8eb/0x2060
[ 2540.058162]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2540.063244]  ? __sched_text_start+0x8/0x8
[ 2540.067362]  ? check_noncircular+0x20/0x20
[ 2540.071572]  ? __wake_up_common_lock+0x1c2/0x310
[ 2540.076296]  ? lock_downgrade+0x980/0x980
[ 2540.080450]  schedule+0xf5/0x430
[ 2540.083785]  ? lock_downgrade+0x980/0x980
[ 2540.087903]  ? __schedule+0x2060/0x2060
[ 2540.091850]  ? lock_release+0xa40/0xa40
[ 2540.095800]  ? do_raw_spin_trylock+0x190/0x190
[ 2540.100353]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2540.104819]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2540.109815]  worker_thread+0x492/0x1990
[ 2540.113786]  ? process_one_work+0x1b10/0x1b10
[ 2540.118264]  ? _raw_spin_unlock_irq+0x56/0x70
[ 2540.122733]  ? finish_task_switch+0x1d3/0x740
[ 2540.127194]  ? finish_task_switch+0x1aa/0x740
[ 2540.131663]  ? copy_overflow+0x20/0x20
[ 2540.135536]  ? __schedule+0x8f3/0x2060
[ 2540.139389]  ? trace_event_raw_event_lock+0x340/0x340
[ 2540.144575]  ? find_held_lock+0x35/0x1d0
[ 2540.148618]  ? find_held_lock+0x35/0x1d0
[ 2540.152662]  ? complete+0x62/0x80
[ 2540.156095]  ? __schedule+0x2060/0x2060
[ 2540.160037]  ? __lockdep_init_map+0xe4/0x650
[ 2540.164415]  ? do_raw_spin_trylock+0x190/0x190
[ 2540.168966]  ? lockdep_init_map+0x9/0x10
[ 2540.172995]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2540.178071]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2540.183059]  ? trace_hardirqs_on+0xd/0x10
[ 2540.187177]  ? __kthread_parkme+0x175/0x240
[ 2540.191475]  kthread+0x33c/0x400
[ 2540.194810]  ? process_one_work+0x1b10/0x1b10
[ 2540.199270]  ? kthread_stop+0x7a0/0x7a0
[ 2540.203220]  ret_from_fork+0x24/0x30
[ 2540.206925] syz-executor3   S22224 22683  22624 0x00000000
[ 2540.212524] Call Trace:
[ 2540.215085]  __schedule+0x8eb/0x2060
[ 2540.218779]  ? __sched_text_start+0x8/0x8
[ 2540.222898]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2540.227710]  ? lock_downgrade+0x980/0x980
[ 2540.231837]  ? enqueue_hrtimer+0x171/0x4a0
[ 2540.236041]  ? __remove_hrtimer+0x190/0x190
[ 2540.240337]  ? do_raw_spin_trylock+0x190/0x190
[ 2540.244890]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2540.249964]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2540.254949]  ? trace_hardirqs_on+0xd/0x10
[ 2540.259079]  schedule+0xf5/0x430
[ 2540.262422]  ? __schedule+0x2060/0x2060
[ 2540.266364]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2540.271352]  ? trace_hardirqs_on+0xd/0x10
[ 2540.275478]  ? __debug_object_init+0x235/0x1040
[ 2540.280140]  ? debug_object_fixup+0x30/0x30
[ 2540.284435]  ? find_held_lock+0x35/0x1d0
[ 2540.288474]  do_nanosleep+0x224/0x6e0
[ 2540.292260]  ? schedule_timeout_idle+0x90/0x90
[ 2540.296824]  ? lock_release+0xa40/0xa40
[ 2540.300775]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2540.306631]  ? kernel_wait4+0x26e/0x370
[ 2540.310579]  ? SyS_waitid+0x50/0x50
[ 2540.314178]  ? memset+0x31/0x40
[ 2540.317441]  hrtimer_nanosleep+0x27b/0x4d0
[ 2540.321652]  ? nanosleep_copyout+0x100/0x100
[ 2540.326036]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2540.330259]  SyS_nanosleep+0x175/0x1f0
[ 2540.334119]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2540.338498]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2540.343486]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2540.348221]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2540.352952] RIP: 0033:0x47e050
[ 2540.356112] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2540.363791] RAX: ffffffffffffffda RBX: 00000000015a7914 RCX: 000000000047e050
[ 2540.371035] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2540.378280] RBP: 0000000000000109 R08: 0000000000000001 R09: 00000000015a7940
[ 2540.385517] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000109
[ 2540.392754] R13: 000000000000000b R14: 000000000026004f R15: 0000000000000010
[ 2540.400025] kworker/1:1     I23376 22776      2 0x80000000
[ 2540.405636] Call Trace:
[ 2540.408198]  __schedule+0x8eb/0x2060
[ 2540.411880]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2540.416963]  ? __sched_text_start+0x8/0x8
[ 2540.421080]  ? check_noncircular+0x20/0x20
[ 2540.425288]  ? __wake_up_common_lock+0x1c2/0x310
[ 2540.430019]  ? lock_downgrade+0x980/0x980
[ 2540.434173]  schedule+0xf5/0x430
[ 2540.437512]  ? lock_downgrade+0x980/0x980
[ 2540.441633]  ? __schedule+0x2060/0x2060
[ 2540.445576]  ? lock_release+0xa40/0xa40
[ 2540.449530]  ? do_raw_spin_trylock+0x190/0x190
[ 2540.454083]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2540.458550]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2540.463547]  worker_thread+0x492/0x1990
[ 2540.467518]  ? process_one_work+0x1b10/0x1b10
[ 2540.471985]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2540.476454]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2540.481442]  ? trace_hardirqs_on+0xd/0x10
[ 2540.485562]  ? finish_task_switch+0x1d3/0x740
[ 2540.490024]  ? finish_task_switch+0x1aa/0x740
[ 2540.494496]  ? copy_overflow+0x20/0x20
[ 2540.498369]  ? __schedule+0x8f3/0x2060
[ 2540.502222]  ? trace_event_raw_event_lock+0x340/0x340
[ 2540.507408]  ? find_held_lock+0x35/0x1d0
[ 2540.511447]  ? find_held_lock+0x35/0x1d0
[ 2540.515489]  ? complete+0x62/0x80
[ 2540.518923]  ? __schedule+0x2060/0x2060
[ 2540.522867]  ? __lockdep_init_map+0xe4/0x650
[ 2540.527247]  ? do_raw_spin_trylock+0x190/0x190
[ 2540.531801]  ? lockdep_init_map+0x9/0x10
[ 2540.535833]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2540.540909]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2540.545896]  ? trace_hardirqs_on+0xd/0x10
[ 2540.550018]  ? __kthread_parkme+0x175/0x240
[ 2540.554315]  kthread+0x33c/0x400
[ 2540.557651]  ? process_one_work+0x1b10/0x1b10
[ 2540.562112]  ? kthread_stop+0x7a0/0x7a0
[ 2540.566057]  ret_from_fork+0x24/0x30
[ 2540.569765] kworker/0:0     I21568 22891      2 0x80000000
[ 2540.575374] Call Trace:
[ 2540.577934]  __schedule+0x8eb/0x2060
[ 2540.581615]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2540.586697]  ? __sched_text_start+0x8/0x8
[ 2540.590815]  ? check_noncircular+0x20/0x20
[ 2540.595027]  ? __wake_up_common_lock+0x1c2/0x310
[ 2540.599752]  ? lock_downgrade+0x980/0x980
[ 2540.603907]  schedule+0xf5/0x430
[ 2540.607242]  ? lock_downgrade+0x980/0x980
[ 2540.611359]  ? __schedule+0x2060/0x2060
[ 2540.615307]  ? lock_release+0xa40/0xa40
[ 2540.619252]  ? worker_pool_assign_id+0x1b0/0x1b0
[ 2540.623982]  ? do_raw_spin_trylock+0x190/0x190
[ 2540.628534]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2540.633001]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2540.637999]  worker_thread+0x492/0x1990
[ 2540.641973]  ? process_one_work+0x1b10/0x1b10
[ 2540.646450]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2540.650916]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2540.655904]  ? trace_hardirqs_on+0xd/0x10
[ 2540.660028]  ? finish_task_switch+0x1d3/0x740
[ 2540.664488]  ? finish_task_switch+0x1aa/0x740
[ 2540.668956]  ? copy_overflow+0x20/0x20
[ 2540.672831]  ? __schedule+0x8f3/0x2060
[ 2540.676685]  ? trace_event_raw_event_lock+0x340/0x340
[ 2540.681871]  ? find_held_lock+0x35/0x1d0
[ 2540.685913]  ? find_held_lock+0x35/0x1d0
[ 2540.689954]  ? complete+0x62/0x80
[ 2540.693397]  ? __schedule+0x2060/0x2060
[ 2540.697342]  ? __lockdep_init_map+0xe4/0x650
[ 2540.701722]  ? do_raw_spin_trylock+0x190/0x190
[ 2540.706273]  ? lockdep_init_map+0x9/0x10
[ 2540.710304]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2540.715378]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2540.720370]  ? trace_hardirqs_on+0xd/0x10
[ 2540.724487]  ? __kthread_parkme+0x175/0x240
[ 2540.728783]  kthread+0x33c/0x400
[ 2540.732123]  ? process_one_work+0x1b10/0x1b10
[ 2540.736586]  ? kthread_stop+0x7a0/0x7a0
[ 2540.740535]  ret_from_fork+0x24/0x30
[ 2540.744240] kworker/1:2     R  running task    23552 23809      2 0x80000000
[ 2540.751414] Call Trace:
[ 2540.753976]  __schedule+0x8eb/0x2060
[ 2540.757656]  ? update_curr+0x47b/0xa60
[ 2540.761523]  ? __sched_text_start+0x8/0x8
[ 2540.765639]  ? check_noncircular+0x20/0x20
[ 2540.769843]  ? __lock_is_held+0xb6/0x140
[ 2540.773920]  schedule+0xf5/0x430
[ 2540.777256]  ? lock_downgrade+0x980/0x980
[ 2540.781373]  ? __schedule+0x2060/0x2060
[ 2540.785319]  ? lock_release+0xa40/0xa40
[ 2540.789268]  ? perf_event_sync_stat+0x5b0/0x5b0
[ 2540.793911]  ? do_raw_spin_trylock+0x190/0x190
[ 2540.798466]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2540.802934]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2540.807925]  worker_thread+0x492/0x1990
[ 2540.811895]  ? process_one_work+0x1b10/0x1b10
[ 2540.816365]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2540.820831]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2540.825816]  ? trace_hardirqs_on+0xd/0x10
[ 2540.829932]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2540.834396]  ? finish_task_switch+0x1d3/0x740
[ 2540.838859]  ? finish_task_switch+0x1aa/0x740
[ 2540.843328]  ? copy_overflow+0x20/0x20
[ 2540.847200]  ? __schedule+0x8f3/0x2060
[ 2540.851086]  ? find_held_lock+0x35/0x1d0
[ 2540.855126]  ? find_held_lock+0x35/0x1d0
[ 2540.859167]  ? complete+0x62/0x80
[ 2540.862601]  ? __schedule+0x2060/0x2060
[ 2540.866540]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2540.870829]  ? __lockdep_init_map+0xe4/0x650
[ 2540.875210]  ? do_raw_spin_trylock+0x190/0x190
[ 2540.879761]  ? lockdep_init_map+0x9/0x10
[ 2540.883796]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2540.888868]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2540.893857]  ? trace_hardirqs_on+0xd/0x10
[ 2540.897973]  ? __kthread_parkme+0x175/0x240
[ 2540.902268]  kthread+0x33c/0x400
[ 2540.905606]  ? process_one_work+0x1b10/0x1b10
[ 2540.910067]  ? kthread_stop+0x7a0/0x7a0
[ 2540.914021]  ret_from_fork+0x24/0x30
[ 2540.917728] kworker/u4:1    I14096 23904      2 0x80000000
[ 2540.923334] Call Trace:
[ 2540.925896]  __schedule+0x8eb/0x2060
[ 2540.929575]  ? update_curr+0x47b/0xa60
[ 2540.933444]  ? __sched_text_start+0x8/0x8
[ 2540.937560]  ? check_noncircular+0x20/0x20
[ 2540.941764]  ? __lock_is_held+0xb6/0x140
[ 2540.945842]  schedule+0xf5/0x430
[ 2540.949177]  ? lock_downgrade+0x980/0x980
[ 2540.953295]  ? __schedule+0x2060/0x2060
[ 2540.957239]  ? lock_release+0xa40/0xa40
[ 2540.961186]  ? perf_event_sync_stat+0x5b0/0x5b0
[ 2540.965825]  ? do_raw_spin_trylock+0x190/0x190
[ 2540.970378]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2540.974844]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2540.979838]  worker_thread+0x492/0x1990
[ 2540.983814]  ? process_one_work+0x1b10/0x1b10
[ 2540.988285]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2540.992751]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2540.997740]  ? trace_hardirqs_on+0xd/0x10
[ 2541.001855]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2541.006318]  ? finish_task_switch+0x1d3/0x740
[ 2541.010779]  ? finish_task_switch+0x1aa/0x740
[ 2541.015250]  ? copy_overflow+0x20/0x20
[ 2541.019125]  ? __schedule+0x8f3/0x2060
[ 2541.023015]  ? find_held_lock+0x35/0x1d0
[ 2541.027058]  ? find_held_lock+0x35/0x1d0
[ 2541.031101]  ? complete+0x62/0x80
[ 2541.034535]  ? __schedule+0x2060/0x2060
[ 2541.038479]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2541.042771]  ? __lockdep_init_map+0xe4/0x650
[ 2541.047149]  ? do_raw_spin_trylock+0x190/0x190
[ 2541.051701]  ? lockdep_init_map+0x9/0x10
[ 2541.055732]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2541.060807]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2541.065792]  ? trace_hardirqs_on+0xd/0x10
[ 2541.069909]  ? __kthread_parkme+0x175/0x240
[ 2541.074203]  kthread+0x33c/0x400
[ 2541.077538]  ? process_one_work+0x1b10/0x1b10
[ 2541.082002]  ? kthread_stop+0x7a0/0x7a0
[ 2541.085955]  ret_from_fork+0x24/0x30
[ 2541.089660] kworker/1:0     I26432 24538      2 0x80000000
[ 2541.095267] Call Trace:
[ 2541.097827]  __schedule+0x8eb/0x2060
[ 2541.101509]  ? update_curr+0x47b/0xa60
[ 2541.105375]  ? __sched_text_start+0x8/0x8
[ 2541.109497]  ? check_noncircular+0x20/0x20
[ 2541.113702]  ? __lock_is_held+0xb6/0x140
[ 2541.117752]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2541.122938]  schedule+0xf5/0x430
[ 2541.126278]  ? lock_downgrade+0x980/0x980
[ 2541.130398]  ? __schedule+0x2060/0x2060
[ 2541.134342]  ? lock_release+0xa40/0xa40
[ 2541.138292]  ? perf_trace_lock+0xd6/0x900
[ 2541.142410]  ? perf_event_sync_stat+0x5b0/0x5b0
[ 2541.147051]  ? do_raw_spin_trylock+0x190/0x190
[ 2541.151605]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2541.156072]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2541.161067]  worker_thread+0x492/0x1990
[ 2541.165025]  ? finish_task_switch+0x1d3/0x740
[ 2541.169490]  ? lock_downgrade+0x980/0x980
[ 2541.173622]  ? process_one_work+0x1b10/0x1b10
[ 2541.178087]  ? do_raw_spin_trylock+0x190/0x190
[ 2541.182641]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2541.187106]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2541.192094]  ? trace_hardirqs_on+0xd/0x10
[ 2541.196211]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2541.200674]  ? finish_task_switch+0x1d3/0x740
[ 2541.205134]  ? finish_task_switch+0x1aa/0x740
[ 2541.209602]  ? copy_overflow+0x20/0x20
[ 2541.213476]  ? __schedule+0x8f3/0x2060
[ 2541.217330]  ? trace_event_raw_event_lock+0x340/0x340
[ 2541.222500]  ? __sched_text_start+0x8/0x8
[ 2541.226634]  ? find_held_lock+0x35/0x1d0
[ 2541.230673]  ? find_held_lock+0x35/0x1d0
[ 2541.234731]  ? __schedule+0x2060/0x2060
[ 2541.238673]  ? retint_kernel+0x10/0x10
[ 2541.242546]  ? _raw_spin_unlock_irqrestore+0x5e/0xba
[ 2541.247620]  ? __kthread_parkme+0x175/0x240
[ 2541.251919]  kthread+0x33c/0x400
[ 2541.255253]  ? process_one_work+0x1b10/0x1b10
[ 2541.259713]  ? kthread_stop+0x7a0/0x7a0
[ 2541.263661]  ret_from_fork+0x24/0x30
[ 2541.267365] kworker/0:1     I24400 24722      2 0x80000000
[ 2541.272972] Call Trace:
[ 2541.275534]  __schedule+0x8eb/0x2060
[ 2541.279228]  ? __sched_text_start+0x8/0x8
[ 2541.283344]  ? check_noncircular+0x20/0x20
[ 2541.287559]  ? account_entity_enqueue+0x3c8/0x6e0
[ 2541.292410]  schedule+0xf5/0x430
[ 2541.295751]  ? lock_downgrade+0x980/0x980
[ 2541.299871]  ? __schedule+0x2060/0x2060
[ 2541.303816]  ? lock_release+0xa40/0xa40
[ 2541.307766]  ? do_raw_spin_trylock+0x190/0x190
[ 2541.312318]  ? __update_idle_core+0x305/0x600
[ 2541.316783]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2541.321251]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2541.326245]  worker_thread+0x492/0x1990
[ 2541.330219]  ? process_one_work+0x1b10/0x1b10
[ 2541.334687]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2541.339157]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2541.344144]  ? trace_hardirqs_on+0xd/0x10
[ 2541.348261]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2541.352724]  ? finish_task_switch+0x1d3/0x740
[ 2541.357191]  ? finish_task_switch+0x1aa/0x740
[ 2541.361662]  ? copy_overflow+0x20/0x20
[ 2541.365536]  ? __schedule+0x8f3/0x2060
[ 2541.369424]  ? find_held_lock+0x35/0x1d0
[ 2541.373465]  ? find_held_lock+0x35/0x1d0
[ 2541.377508]  ? complete+0x62/0x80
[ 2541.380945]  ? __schedule+0x2060/0x2060
[ 2541.384885]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2541.389173]  ? __lockdep_init_map+0xe4/0x650
[ 2541.393552]  ? do_raw_spin_trylock+0x190/0x190
[ 2541.398105]  ? lockdep_init_map+0x9/0x10
[ 2541.402135]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2541.407210]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2541.412196]  ? trace_hardirqs_on+0xd/0x10
[ 2541.416316]  ? __kthread_parkme+0x175/0x240
[ 2541.420616]  kthread+0x33c/0x400
[ 2541.423951]  ? process_one_work+0x1b10/0x1b10
[ 2541.428412]  ? kthread_stop+0x7a0/0x7a0
[ 2541.432361]  ret_from_fork+0x24/0x30
[ 2541.436064] kworker/u4:2    I26432 24775      2 0x80000000
[ 2541.441672] Call Trace:
[ 2541.444231]  __schedule+0x8eb/0x2060
[ 2541.447911]  ? update_curr+0x47b/0xa60
[ 2541.451777]  ? __sched_text_start+0x8/0x8
[ 2541.455893]  ? check_noncircular+0x20/0x20
[ 2541.460099]  ? __lock_is_held+0xb6/0x140
[ 2541.464145]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2541.469330]  schedule+0xf5/0x430
[ 2541.472667]  ? lock_downgrade+0x980/0x980
[ 2541.476784]  ? __schedule+0x2060/0x2060
[ 2541.481183]  ? lock_release+0xa40/0xa40
[ 2541.485126]  ? perf_trace_lock+0xd6/0x900
[ 2541.489246]  ? perf_event_sync_stat+0x5b0/0x5b0
[ 2541.493885]  ? do_raw_spin_trylock+0x190/0x190
[ 2541.498439]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2541.502907]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2541.507902]  worker_thread+0x492/0x1990
[ 2541.511855]  ? finish_task_switch+0x1d3/0x740
[ 2541.516322]  ? lock_downgrade+0x980/0x980
[ 2541.520443]  ? check_noncircular+0x20/0x20
[ 2541.524657]  ? process_one_work+0x1b10/0x1b10
[ 2541.529121]  ? do_raw_spin_trylock+0x190/0x190
[ 2541.533676]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2541.538142]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2541.543131]  ? trace_hardirqs_on+0xd/0x10
[ 2541.547247]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2541.551712]  ? finish_task_switch+0x1d3/0x740
[ 2541.556187]  ? finish_task_switch+0x1aa/0x740
[ 2541.560656]  ? copy_overflow+0x20/0x20
[ 2541.564529]  ? __schedule+0x8f3/0x2060
[ 2541.568382]  ? trace_event_raw_event_lock+0x340/0x340
[ 2541.573551]  ? __sched_text_start+0x8/0x8
[ 2541.577683]  ? find_held_lock+0x35/0x1d0
[ 2541.581725]  ? find_held_lock+0x35/0x1d0
[ 2541.585769]  ? complete+0x62/0x80
[ 2541.589203]  ? __schedule+0x2060/0x2060
[ 2541.593148]  ? __lockdep_init_map+0xe4/0x650
[ 2541.597527]  ? do_raw_spin_trylock+0x190/0x190
[ 2541.602079]  ? lockdep_init_map+0x9/0x10
[ 2541.606109]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2541.611184]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2541.616171]  ? trace_hardirqs_on+0xd/0x10
[ 2541.620288]  ? __kthread_parkme+0x175/0x240
[ 2541.624586]  kthread+0x33c/0x400
[ 2541.627923]  ? process_one_work+0x1b10/0x1b10
[ 2541.632384]  ? kthread_stop+0x7a0/0x7a0
[ 2541.636335]  ret_from_fork+0x24/0x30
[ 2541.640047] syz-executor6   R  running task    32592 24840  20360 0x00000004
[ 2541.647215] Call Trace:
[ 2541.649778]  __switch_to_asm+0x40/0x40
[ 2541.653632] RIP: 0033:0x455399
[ 2541.656791] RSP: 002b:00007f5edb5f8db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000038
[ 2541.664466] RAX: 0000000000000000 RBX: 00007f5edb5f9700 RCX: 0000000000455399
[ 2541.671706] RDX: 00007f5edb5f99d0 RSI: 00007f5edb5f8db0 RDI: 00000000003d0f00
[ 2541.678944] RBP: 0000000000a2f880 R08: 00007f5edb5f9700 R09: 00007f5edb5f9700
[ 2541.686184] R10: 00007f5edb5f99d0 R11: 0000000000000202 R12: 0000000000000000
[ 2541.693421] R13: 0000000000a2f7ff R14: 00007f5edb5f99c0 R15: 0000000000000002
[ 2541.700684] syz-executor7   S24272 24826  20374 0x00000000
[ 2541.706285] Call Trace:
[ 2541.708862]  __schedule+0x8eb/0x2060
[ 2541.712557]  ? __sched_text_start+0x8/0x8
[ 2541.716675]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2541.721489]  ? lock_downgrade+0x980/0x980
[ 2541.725613]  ? enqueue_hrtimer+0x171/0x4a0
[ 2541.729819]  ? __remove_hrtimer+0x190/0x190
[ 2541.734106]  ? find_held_lock+0x35/0x1d0
[ 2541.738139]  ? do_raw_spin_trylock+0x190/0x190
[ 2541.742693]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2541.747769]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2541.752755]  ? trace_hardirqs_on+0xd/0x10
[ 2541.756884]  schedule+0xf5/0x430
[ 2541.760226]  ? __schedule+0x2060/0x2060
[ 2541.764183]  ? do_raw_spin_trylock+0x190/0x190
[ 2541.768736]  ? futex_wait_setup+0x14a/0x3d0
[ 2541.773042]  futex_wait_queue_me+0x3ed/0x7e0
[ 2541.777423]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2541.782757]  ? trace_hardirqs_on+0xd/0x10
[ 2541.786879]  ? try_to_wake_up+0xf9/0x1600
[ 2541.790999]  ? get_futex_value_locked+0xc3/0xf0
[ 2541.795644]  ? futex_wait_setup+0x22e/0x3d0
[ 2541.799947]  ? futex_wake+0x680/0x680
[ 2541.803720]  ? __hrtimer_init+0x4e/0x140
[ 2541.807760]  futex_wait+0x34b/0x9a0
[ 2541.811372]  ? futex_wait_setup+0x3d0/0x3d0
[ 2541.815662]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2541.820824]  ? __lock_acquire+0x664/0x3e00
[ 2541.825025]  ? wake_up_q+0x8a/0xe0
[ 2541.828548]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2541.832760]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2541.837940]  ? check_noncircular+0x20/0x20
[ 2541.842142]  ? _raw_spin_unlock+0x22/0x30
[ 2541.846263]  do_futex+0x11ec/0x22a0
[ 2541.849863]  ? __handle_mm_fault+0x80e/0x3ce0
[ 2541.854334]  ? check_noncircular+0x20/0x20
[ 2541.858548]  ? exit_robust_list+0x240/0x240
[ 2541.862838]  ? check_noncircular+0x20/0x20
[ 2541.867042]  ? find_held_lock+0x35/0x1d0
[ 2541.871074]  ? check_noncircular+0x20/0x20
[ 2541.875281]  ? check_noncircular+0x20/0x20
[ 2541.879489]  ? check_noncircular+0x20/0x20
[ 2541.883690]  ? find_held_lock+0x35/0x1d0
[ 2541.887733]  ? find_held_lock+0x35/0x1d0
[ 2541.891773]  ? SyS_futex+0x2d3/0x390
[ 2541.895459]  ? lock_downgrade+0x980/0x980
[ 2541.899592]  ? pvclock_read_flags+0x160/0x160
[ 2541.904056]  ? __might_fault+0x110/0x1d0
[ 2541.908087]  ? lock_downgrade+0x980/0x980
[ 2541.912206]  ? ktime_get+0x15c/0x3a0
[ 2541.915900]  ? kvm_clock_get_cycles+0x25/0x30
[ 2541.920364]  ? ktime_get+0x26f/0x3a0
[ 2541.924053]  ? ktime_get_resolution_ns+0x300/0x300
[ 2541.928954]  ? __might_sleep+0x95/0x190
[ 2541.932906]  ? kasan_check_write+0x14/0x20
[ 2541.937114]  SyS_futex+0x260/0x390
[ 2541.940633]  ? do_futex+0x22a0/0x22a0
[ 2541.944405]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2541.949220]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2541.954208]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2541.958942]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2541.963665] RIP: 0033:0x452a09
[ 2541.966827] RSP: 002b:0000000000a2f908 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
[ 2541.974504] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 0000000000452a09
[ 2541.981745] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071becc
[ 2541.988984] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2541.996221] R10: 0000000000a2f910 R11: 0000000000000206 R12: fffffffffffffffe
[ 2542.003460] R13: 0000000000000001 R14: 000000002001d000 R15: 0000000000000003
[ 2542.010729] syz-executor7   D24992 24837  20374 0x00000000
[ 2542.016330] Call Trace:
[ 2542.018890]  __schedule+0x8eb/0x2060
[ 2542.022585]  ? __sched_text_start+0x8/0x8
[ 2542.026703]  ? lock_downgrade+0x980/0x980
[ 2542.030830]  ? perf_trace_lock+0xd6/0x900
[ 2542.034959]  ? trace_event_raw_event_lock+0x340/0x340
[ 2542.040124]  ? check_noncircular+0x20/0x20
[ 2542.044332]  ? trace_hardirqs_on+0xd/0x10
[ 2542.048454]  ? check_noncircular+0x20/0x20
[ 2542.052664]  schedule+0xf5/0x430
[ 2542.056002]  ? debug_object_deactivate+0x560/0x560
[ 2542.060909]  ? __schedule+0x2060/0x2060
[ 2542.064862]  ? print_irqtrace_events+0x270/0x270
[ 2542.069596]  ? wait_for_completion+0x40d/0x770
[ 2542.074148]  ? lock_downgrade+0x980/0x980
[ 2542.078273]  schedule_timeout+0x1a3/0x230
[ 2542.082392]  ? usleep_range+0x190/0x190
[ 2542.086339]  ? mark_held_locks+0xaf/0x100
[ 2542.090458]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2542.094924]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2542.099914]  wait_for_completion+0x415/0x770
[ 2542.104296]  ? wait_for_completion_interruptible+0x7e0/0x7e0
[ 2542.110066]  ? __lockdep_init_map+0xe4/0x650
[ 2542.114447]  ? lockdep_init_map+0x9/0x10
[ 2542.118478]  ? __init_waitqueue_head+0x97/0x140
[ 2542.123119]  ? wake_up_q+0xe0/0xe0
[ 2542.126646]  __wait_rcu_gp+0x221/0x340
[ 2542.130516]  synchronize_sched.part.64+0xac/0x100
[ 2542.135329]  ? synchronize_sched_expedited+0xf0/0xf0
[ 2542.140403]  ? call_rcu_bh+0x20/0x20
[ 2542.144090]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2542.149948]  ? trace_raw_output_rcu_utilization+0xb0/0xb0
[ 2542.155463]  ? __might_sleep+0x95/0x190
[ 2542.159412]  synchronize_sched+0x76/0xf0
[ 2542.163441]  perf_event_alloc+0x236b/0x2b00
[ 2542.167748]  ? __perf_install_in_context+0x2d0/0x2d0
[ 2542.172821]  ? SYSC_perf_event_open+0x12ca/0x2e00
[ 2542.177634]  ? __mutex_lock+0x16f/0x1a80
[ 2542.181660]  ? SYSC_perf_event_open+0x12ca/0x2e00
[ 2542.186475]  ? expand_files+0x4fd/0x910
[ 2542.190419]  ? futex_wake+0x2ca/0x680
[ 2542.194196]  ? find_held_lock+0x35/0x1d0
[ 2542.198229]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2542.203052]  ? lock_downgrade+0x980/0x980
[ 2542.207173]  ? lock_release+0xa40/0xa40
[ 2542.211115]  ? check_noncircular+0x20/0x20
[ 2542.215329]  ? check_noncircular+0x20/0x20
[ 2542.219528]  ? __lock_is_held+0xb6/0x140
[ 2542.223561]  ? _find_next_bit+0xee/0x120
[ 2542.227598]  ? _raw_spin_unlock+0x22/0x30
[ 2542.231717]  ? __alloc_fd+0x29b/0x750
[ 2542.235508]  ? ptrace_may_access+0x3a/0x50
[ 2542.239721]  ? lock_release+0xa40/0xa40
[ 2542.243668]  ? debug_lockdep_rcu_enabled+0x77/0x90
[ 2542.248569]  ? __ptrace_may_access+0x426/0x810
[ 2542.253121]  ? do_raw_spin_trylock+0x190/0x190
[ 2542.257674]  ? ptrace_get_task_struct+0x150/0x150
[ 2542.262485]  ? get_unused_fd_flags+0x121/0x190
[ 2542.267055]  SYSC_perf_event_open+0x84e/0x2e00
[ 2542.271611]  ? free_obj_work+0x690/0x690
[ 2542.275642]  ? __fd_install+0x288/0x740
[ 2542.279597]  ? perf_event_set_output+0x5a0/0x5a0
[ 2542.284325]  ? rcu_pm_notify+0xc0/0xc0
[ 2542.288189]  ? putname+0xee/0x130
[ 2542.291615]  ? putname+0xee/0x130
[ 2542.295038]  ? rcu_read_lock_sched_held+0x108/0x120
[ 2542.300031]  ? kmem_cache_free+0x267/0x2a0
[ 2542.304262]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2542.309253]  SyS_perf_event_open+0x39/0x50
[ 2542.313462]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2542.318185] RIP: 0033:0x452a09
[ 2542.321343] RSP: 002b:00007faac9a93c58 EFLAGS: 00000212 ORIG_RAX: 000000000000012a
[ 2542.329021] RAX: ffffffffffffffda RBX: 00007faac9a93940 RCX: 0000000000452a09
[ 2542.336258] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000002001d000
[ 2542.343497] RBP: 00007faac9a93930 R08: 0000000000000000 R09: 0000000000000000
[ 2542.350736] R10: ffffffffffffffff R11: 0000000000000212 R12: 00000000004b7389
[ 2542.357972] R13: 00007faac9a93ab8 R14: 00000000004b7399 R15: 0000000000000000
[ 2542.365237] syz-executor1   S24024 24828  20375 0x00000000
[ 2542.370835] Call Trace:
[ 2542.373399]  __schedule+0x8eb/0x2060
[ 2542.377092]  ? __sched_text_start+0x8/0x8
[ 2542.381209]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2542.386026]  ? lock_downgrade+0x980/0x980
[ 2542.390148]  ? enqueue_hrtimer+0x171/0x4a0
[ 2542.394355]  ? __remove_hrtimer+0x190/0x190
[ 2542.398644]  ? find_held_lock+0x35/0x1d0
[ 2542.402678]  ? do_raw_spin_trylock+0x190/0x190
[ 2542.407233]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2542.412307]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2542.417296]  ? trace_hardirqs_on+0xd/0x10
[ 2542.421425]  schedule+0xf5/0x430
[ 2542.424767]  ? __schedule+0x2060/0x2060
[ 2542.428722]  ? do_raw_spin_trylock+0x190/0x190
[ 2542.433275]  ? futex_wait_setup+0x14a/0x3d0
[ 2542.437579]  futex_wait_queue_me+0x3ed/0x7e0
[ 2542.441959]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2542.447291]  ? trace_hardirqs_on+0xd/0x10
[ 2542.451410]  ? try_to_wake_up+0xf9/0x1600
[ 2542.455530]  ? get_futex_value_locked+0xc3/0xf0
[ 2542.460171]  ? futex_wait_setup+0x22e/0x3d0
[ 2542.464476]  ? futex_wake+0x680/0x680
[ 2542.468247]  ? __hrtimer_init+0x4e/0x140
[ 2542.472288]  futex_wait+0x34b/0x9a0
[ 2542.475895]  ? futex_wait_setup+0x3d0/0x3d0
[ 2542.480183]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2542.485347]  ? __lock_acquire+0x664/0x3e00
[ 2542.489551]  ? wake_up_q+0x8a/0xe0
[ 2542.493071]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2542.497283]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2542.502463]  ? perf_trace_lock+0xd6/0x900
[ 2542.506585]  do_futex+0x11ec/0x22a0
[ 2542.510183]  ? trace_event_raw_event_lock+0x340/0x340
[ 2542.515359]  ? exit_robust_list+0x240/0x240
[ 2542.519652]  ? check_noncircular+0x20/0x20
[ 2542.523854]  ? perf_trace_lock+0xd6/0x900
[ 2542.527974]  ? trace_event_raw_event_lock+0x340/0x340
[ 2542.533136]  ? trace_event_raw_event_lock+0x340/0x340
[ 2542.538301]  ? check_noncircular+0x20/0x20
[ 2542.542503]  ? find_held_lock+0x35/0x1d0
[ 2542.546545]  ? find_held_lock+0x35/0x1d0
[ 2542.550584]  ? SyS_futex+0x2d3/0x390
[ 2542.554270]  ? lock_downgrade+0x980/0x980
[ 2542.558403]  ? pvclock_read_flags+0x160/0x160
[ 2542.562867]  ? __might_fault+0x110/0x1d0
[ 2542.566899]  ? lock_downgrade+0x980/0x980
[ 2542.571021]  ? ktime_get+0x15c/0x3a0
[ 2542.574717]  ? kvm_clock_get_cycles+0x25/0x30
[ 2542.579179]  ? ktime_get+0x26f/0x3a0
[ 2542.582868]  ? ktime_get_resolution_ns+0x300/0x300
[ 2542.587766]  ? __might_sleep+0x95/0x190
[ 2542.591718]  ? kasan_check_write+0x14/0x20
[ 2542.595926]  SyS_futex+0x260/0x390
[ 2542.599443]  ? do_futex+0x22a0/0x22a0
[ 2542.603216]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2542.608031]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2542.613023]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2542.617758]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2542.622482] RIP: 0033:0x452a09
[ 2542.625639] RSP: 002b:0000000000a2f908 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
[ 2542.633317] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000452a09
[ 2542.640555] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071becc
[ 2542.647796] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2542.655037] R10: 0000000000a2f910 R11: 0000000000000206 R12: 0000000000a2f9b0
[ 2542.662274] R13: 000000000071bea0 R14: 00000000000000c1 R15: 0000000000000009
[ 2542.669537] syz-executor1   R  running task    23664 24838  20375 0x80000008
[ 2542.676702] Call Trace:
[ 2542.679260]  sched_show_task+0x4a3/0x5e0
[ 2542.683289]  ? compat_SyS_sched_rr_get_interval+0x90/0x90
[ 2542.688796]  ? can_nice.part.83+0x20/0x20
[ 2542.692920]  ? _find_next_bit+0xee/0x120
[ 2542.696949]  ? printk+0xaa/0xca
[ 2542.700203]  ? find_next_bit+0x27/0x30
[ 2542.704066]  ? wq_watchdog_touch+0xce/0x100
[ 2542.708359]  ? touch_all_softlockup_watchdogs+0xbe/0x100
[ 2542.713784]  show_state_filter+0x263/0x4e0
[ 2542.718000]  ? compat_SyS_sched_rr_get_interval+0x90/0x90
[ 2542.723519]  ? lock_release+0xa40/0xa40
[ 2542.727464]  ? tasklet_action+0x630/0x630
[ 2542.731598]  fn_show_state+0x10/0x20
[ 2542.735283]  k_spec+0xa9/0xe0
[ 2542.738361]  kbd_event+0xa58/0x36d0
[ 2542.741957]  ? lock_acquire+0x1d5/0x580
[ 2542.745911]  ? k_pad+0x6c0/0x6c0
[ 2542.749259]  ? k_pad+0x6c0/0x6c0
[ 2542.752595]  input_to_handler+0x3a8/0x490
[ 2542.756726]  input_pass_values.part.5+0x613/0x800
[ 2542.761547]  ? input_handler_for_each_handle+0x340/0x340
[ 2542.766968]  ? lock_acquire+0x1d5/0x580
[ 2542.770912]  ? lock_acquire+0x1d5/0x580
[ 2542.774855]  ? input_inject_event+0xae/0x349
[ 2542.779242]  ? lock_release+0xa40/0xa40
[ 2542.783197]  input_handle_event+0x36f/0xec0
[ 2542.787500]  input_inject_event+0x2c3/0x349
[ 2542.791799]  ? input_event+0x90/0x90
[ 2542.795497]  evdev_write+0x34a/0x4b0
[ 2542.799187]  ? wake_up_page_bit+0x530/0x530
[ 2542.803483]  ? __evdev_queue_syn_dropped+0x2d0/0x2d0
[ 2542.808553]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2542.814421]  ? __evdev_queue_syn_dropped+0x2d0/0x2d0
[ 2542.819493]  __vfs_write+0xef/0x970
[ 2542.823090]  ? __vfs_write+0xef/0x970
[ 2542.826866]  ? kernel_read+0x120/0x120
[ 2542.830752]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2542.836605]  ? save_stack+0xa3/0xd0
[ 2542.840207]  ? rcu_note_context_switch+0x710/0x710
[ 2542.845110]  __kernel_write+0xf8/0x350
[ 2542.848977]  write_pipe_buf+0x175/0x220
[ 2542.852925]  ? default_file_splice_read+0xae0/0xae0
[ 2542.857908]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2542.863761]  ? splice_from_pipe_next.part.9+0x22e/0x2f0
[ 2542.869102]  __splice_from_pipe+0x328/0x730
[ 2542.873397]  ? default_file_splice_read+0xae0/0xae0
[ 2542.878400]  splice_from_pipe+0x1e9/0x330
[ 2542.882520]  ? default_file_splice_read+0xae0/0xae0
[ 2542.887505]  ? splice_shrink_spd+0xb0/0xb0
[ 2542.891728]  default_file_splice_write+0x40/0x90
[ 2542.896458]  ? generic_splice_sendpage+0x50/0x50
[ 2542.901186]  direct_splice_actor+0x125/0x180
[ 2542.905571]  splice_direct_to_actor+0x2c1/0x820
[ 2542.910211]  ? _cond_resched+0x14/0x30
[ 2542.914070]  ? generic_pipe_buf_nosteal+0x10/0x10
[ 2542.918899]  ? do_splice_to+0x160/0x160
[ 2542.922844]  ? security_file_permission+0x89/0x1e0
[ 2542.927746]  ? rw_verify_area+0xe5/0x2b0
[ 2542.931781]  do_splice_direct+0x29b/0x3c0
[ 2542.935903]  ? splice_direct_to_actor+0x820/0x820
[ 2542.940725]  ? rw_verify_area+0xe5/0x2b0
[ 2542.944761]  do_sendfile+0x5c9/0xe80
[ 2542.948457]  ? do_compat_pwritev64+0x100/0x100
[ 2542.953012]  ? __might_sleep+0x95/0x190
[ 2542.956967]  ? kasan_check_write+0x14/0x20
[ 2542.961171]  ? _copy_from_user+0x99/0x110
[ 2542.965295]  SyS_sendfile64+0xbd/0x160
[ 2542.969154]  ? SyS_sendfile+0x1a0/0x1a0
[ 2542.973094]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2542.978084]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2542.982818]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2542.987541] RIP: 0033:0x452a09
[ 2542.990701] RSP: 002b:00007f1872218c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000028
[ 2542.998379] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a09
[ 2543.005618] RDX: 0000000020000000 RSI: 0000000000000013 RDI: 0000000000000014
[ 2543.012858] RBP: 000000000000039b R08: 0000000000000000 R09: 0000000000000000
[ 2543.020095] R10: 0000000072439a6b R11: 0000000000000212 R12: 00000000006f2728
[ 2543.027334] R13: 00000000ffffffff R14: 00007f18722196d4 R15: 0000000000000000
[ 2543.034597] syz-executor5   R  running task    24112 24829  20370 0x00000000
[ 2543.041763] Call Trace:
[ 2543.044326]  __schedule+0x8eb/0x2060
[ 2543.048027]  ? __sched_text_start+0x8/0x8
[ 2543.052145]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2543.056960]  ? lock_downgrade+0x980/0x980
[ 2543.061089]  ? enqueue_hrtimer+0x171/0x4a0
[ 2543.065296]  ? __remove_hrtimer+0x190/0x190
[ 2543.069584]  ? find_held_lock+0x35/0x1d0
[ 2543.073619]  ? do_raw_spin_trylock+0x190/0x190
[ 2543.078175]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2543.083249]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2543.088236]  ? trace_hardirqs_on+0xd/0x10
[ 2543.092362]  schedule+0xf5/0x430
[ 2543.095705]  ? __schedule+0x2060/0x2060
[ 2543.099660]  ? do_raw_spin_trylock+0x190/0x190
[ 2543.104212]  ? futex_wait_setup+0x14a/0x3d0
[ 2543.108517]  futex_wait_queue_me+0x3ed/0x7e0
[ 2543.112897]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2543.118237]  ? __enqueue_entity+0x109/0x1e0
[ 2543.122533]  ? get_futex_value_locked+0xc3/0xf0
[ 2543.127173]  ? futex_wait_setup+0x22e/0x3d0
[ 2543.131461]  ? __lock_is_held+0xb6/0x140
[ 2543.135503]  ? futex_wake+0x680/0x680
[ 2543.139272]  ? __hrtimer_init+0x4e/0x140
[ 2543.143313]  futex_wait+0x34b/0x9a0
[ 2543.146920]  ? futex_wait_setup+0x3d0/0x3d0
[ 2543.151217]  ? __lock_acquire+0x664/0x3e00
[ 2543.155421]  ? hash_futex+0x15/0x210
[ 2543.159117]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2543.163327]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2543.168515]  do_futex+0x11ec/0x22a0
[ 2543.172113]  ? wake_up_new_task+0x62b/0xc00
[ 2543.176419]  ? exit_robust_list+0x240/0x240
[ 2543.180709]  ? check_noncircular+0x20/0x20
[ 2543.184915]  ? put_pid+0x183/0x1f0
[ 2543.188428]  ? check_noncircular+0x20/0x20
[ 2543.192629]  ? task_active_pid_ns+0xd0/0xd0
[ 2543.196923]  ? check_noncircular+0x20/0x20
[ 2543.201132]  ? check_noncircular+0x20/0x20
[ 2543.205340]  ? _do_fork+0x2e4/0xfe0
[ 2543.208940]  ? find_held_lock+0x35/0x1d0
[ 2543.212979]  ? SyS_futex+0x2d3/0x390
[ 2543.216663]  ? lock_downgrade+0x980/0x980
[ 2543.220794]  ? pvclock_read_flags+0x160/0x160
[ 2543.225257]  ? __might_fault+0x110/0x1d0
[ 2543.229290]  ? lock_downgrade+0x980/0x980
[ 2543.233406]  ? ktime_get+0x15c/0x3a0
[ 2543.237100]  ? kvm_clock_get_cycles+0x25/0x30
[ 2543.241562]  ? ktime_get+0x26f/0x3a0
[ 2543.245249]  ? ktime_get_resolution_ns+0x300/0x300
[ 2543.250150]  ? __might_sleep+0x95/0x190
[ 2543.254104]  ? kasan_check_write+0x14/0x20
[ 2543.258313]  SyS_futex+0x260/0x390
[ 2543.261829]  ? do_futex+0x22a0/0x22a0
[ 2543.265604]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2543.270419]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2543.275408]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2543.280142]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2543.284865] RIP: 0033:0x452a09
[ 2543.288025] RSP: 002b:0000000000a2f908 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
[ 2543.295706] RAX: ffffffffffffffda RBX: 00007fc98600e700 RCX: 0000000000452a09
[ 2543.302947] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bf84
[ 2543.310186] RBP: 0000000000a2f880 R08: 000000000071bf58 R09: 0000000000000000
[ 2543.317424] R10: 0000000000a2f910 R11: 0000000000000206 R12: 0000000000000000
[ 2543.324768] R13: 0000000000a2f7ff R14: 00007fc98600e9c0 R15: 0000000000000002
[ 2543.332038] syz-executor5   S24512 24830  20370 0x00000000
[ 2543.337636] Call Trace:
[ 2543.340199]  __schedule+0x8eb/0x2060
[ 2543.343893]  ? __sched_text_start+0x8/0x8
[ 2543.348016]  ? check_noncircular+0x20/0x20
[ 2543.352228]  ? plist_check_head+0xe2/0x130
[ 2543.356431]  ? plist_check_list+0xa0/0xa0
[ 2543.360551]  ? print_irqtrace_events+0x270/0x270
[ 2543.365278]  ? __lock_acquire+0x664/0x3e00
[ 2543.369486]  ? plist_add+0x5cb/0x760
[ 2543.373197]  schedule+0xf5/0x430
[ 2543.376534]  ? lock_downgrade+0x980/0x980
[ 2543.380650]  ? __schedule+0x2060/0x2060
[ 2543.384592]  ? print_irqtrace_events+0x270/0x270
[ 2543.389329]  ? do_raw_spin_trylock+0x190/0x190
[ 2543.393881]  ? futex_wait_setup+0x14a/0x3d0
[ 2543.398170]  ? find_held_lock+0x35/0x1d0
[ 2543.402220]  futex_wait_queue_me+0x3ed/0x7e0
[ 2543.406603]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2543.411938]  ? check_noncircular+0x20/0x20
[ 2543.416148]  ? get_futex_value_locked+0xc3/0xf0
[ 2543.420792]  ? futex_wait_setup+0x22e/0x3d0
[ 2543.425096]  ? futex_wake+0x680/0x680
[ 2543.428869]  ? find_held_lock+0x35/0x1d0
[ 2543.432905]  futex_wait+0x34b/0x9a0
[ 2543.436513]  ? futex_wait_setup+0x3d0/0x3d0
[ 2543.440803]  ? find_held_lock+0x35/0x1d0
[ 2543.444837]  ? hash_futex+0x15/0x210
[ 2543.448520]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2543.453595]  ? futex_wake+0x2ca/0x680
[ 2543.457365]  ? lock_downgrade+0x980/0x980
[ 2543.461491]  ? get_futex_key+0x1d50/0x1d50
[ 2543.465695]  ? __free_insn_slot+0x5c0/0x5c0
[ 2543.470015]  ? is_bpf_text_address+0xa4/0x120
[ 2543.474487]  do_futex+0x11ec/0x22a0
[ 2543.478445]  ? unwind_get_return_address+0x61/0xa0
[ 2543.483348]  ? __save_stack_trace+0x7e/0xd0
[ 2543.487654]  ? exit_robust_list+0x240/0x240
[ 2543.491945]  ? putname+0xee/0x130
[ 2543.495369]  ? save_stack+0xa3/0xd0
[ 2543.498967]  ? save_stack+0x43/0xd0
[ 2543.502563]  ? kasan_slab_free+0x71/0xc0
[ 2543.506595]  ? kmem_cache_free+0x83/0x2a0
[ 2543.510707]  ? putname+0xee/0x130
[ 2543.514126]  ? filename_create+0x34f/0x520
[ 2543.518327]  ? SyS_mkdir+0xd4/0x2a0
[ 2543.521925]  ? entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2543.526829]  ? debug_check_no_obj_freed+0x3da/0xf1f
[ 2543.531813]  ? mntput_no_expire+0x130/0xa90
[ 2543.536109]  ? lock_downgrade+0x980/0x980
[ 2543.540242]  ? free_obj_work+0x690/0x690
[ 2543.544289]  ? mntput_no_expire+0x15e/0xa90
[ 2543.548583]  ? rcu_pm_notify+0xc0/0xc0
[ 2543.552444]  ? putname+0xee/0x130
[ 2543.555870]  ? putname+0xee/0x130
[ 2543.559295]  ? rcu_read_lock_sched_held+0x108/0x120
[ 2543.564284]  ? kmem_cache_free+0x267/0x2a0
[ 2543.568494]  ? putname+0xf3/0x130
[ 2543.571919]  ? filename_create+0x24a/0x520
[ 2543.576126]  ? kern_path_mountpoint+0x40/0x40
[ 2543.580604]  SyS_futex+0x260/0x390
[ 2543.584123]  ? do_futex+0x22a0/0x22a0
[ 2543.587894]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2543.592707]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2543.597695]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2543.602428]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2543.607152] RIP: 0033:0x452a09
[ 2543.610309] RSP: 002b:00007fc98602ece8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2543.617986] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a09
[ 2543.625223] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bec8
[ 2543.632460] RBP: 0000000000000393 R08: 0000000000000393 R09: 000000000071bea0
[ 2543.639698] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006f2668
[ 2543.646937] R13: 00000000ffffffff R14: 00007fc98602f6d4 R15: 0000000000000000
[ 2543.654203] syz-executor5   S24272 24841  20370 0x00000000
[ 2543.659801] Call Trace:
[ 2543.662363]  __schedule+0x8eb/0x2060
[ 2543.666044]  ? find_held_lock+0x35/0x1d0
[ 2543.670088]  ? __sched_text_start+0x8/0x8
[ 2543.674207]  ? check_noncircular+0x20/0x20
[ 2543.678414]  ? plist_check_head+0xe2/0x130
[ 2543.682617]  ? plist_check_list+0xa0/0xa0
[ 2543.686734]  ? check_noncircular+0x20/0x20
[ 2543.690939]  ? __lock_is_held+0xb6/0x140
[ 2543.694975]  ? plist_add+0x5cb/0x760
[ 2543.698678]  schedule+0xf5/0x430
[ 2543.702021]  ? lock_downgrade+0x980/0x980
[ 2543.706139]  ? __schedule+0x2060/0x2060
[ 2543.710087]  ? try_to_wake_up+0xf9/0x1600
[ 2543.714211]  ? do_raw_spin_trylock+0x190/0x190
[ 2543.718765]  ? futex_wait_setup+0x14a/0x3d0
[ 2543.723086]  futex_wait_queue_me+0x3ed/0x7e0
[ 2543.727468]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2543.732801]  ? trace_hardirqs_on+0xd/0x10
[ 2543.736921]  ? try_to_wake_up+0xf9/0x1600
[ 2543.741040]  ? get_futex_value_locked+0xc3/0xf0
[ 2543.745684]  ? futex_wait_setup+0x22e/0x3d0
[ 2543.749988]  ? futex_wake+0x680/0x680
[ 2543.753765]  ? futex_wake+0x566/0x680
[ 2543.757544]  futex_wait+0x34b/0x9a0
[ 2543.761157]  ? futex_wait_setup+0x3d0/0x3d0
[ 2543.765446]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2543.770610]  ? wake_up_q+0x8a/0xe0
[ 2543.774121]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2543.779193]  ? futex_wake+0x2ca/0x680
[ 2543.782974]  ? get_futex_key+0x1d50/0x1d50
[ 2543.787202]  ? perf_trace_lock+0xd6/0x900
[ 2543.791324]  do_futex+0x11ec/0x22a0
[ 2543.794920]  ? trace_event_raw_event_lock+0x340/0x340
[ 2543.800088]  ? check_noncircular+0x20/0x20
[ 2543.804301]  ? exit_robust_list+0x240/0x240
[ 2543.808593]  ? find_held_lock+0x35/0x1d0
[ 2543.812636]  ? handle_mm_fault+0x248/0x8d0
[ 2543.816843]  ? find_held_lock+0x35/0x1d0
[ 2543.820885]  ? __do_page_fault+0x5f7/0xc90
[ 2543.825096]  ? lock_downgrade+0x980/0x980
[ 2543.829226]  ? handle_mm_fault+0x410/0x8d0
[ 2543.833429]  ? down_read_trylock+0xdb/0x170
[ 2543.837718]  ? __do_page_fault+0x32d/0xc90
[ 2543.841922]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2543.846471]  ? vmacache_find+0x5f/0x280
[ 2543.850413]  ? vmacache_update+0xfe/0x130
[ 2543.854538]  ? up_read+0x1a/0x40
[ 2543.857877]  ? __do_page_fault+0x3d6/0xc90
[ 2543.862093]  ? mm_fault_error+0x2c0/0x2c0
[ 2543.866212]  ? SyS_capset+0xcc/0x980
[ 2543.869895]  ? _cond_resched+0x14/0x30
[ 2543.873762]  ? do_page_fault+0xee/0x720
[ 2543.877715]  SyS_futex+0x260/0x390
[ 2543.881232]  ? do_futex+0x22a0/0x22a0
[ 2543.885007]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2543.889823]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2543.894811]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2543.899549]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2543.904272] RIP: 0033:0x452a09
[ 2543.907431] RSP: 002b:00007fc98600dce8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2543.915111] RAX: ffffffffffffffda RBX: 000000000071bf58 RCX: 0000000000452a09
[ 2543.922351] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bf80
[ 2543.929591] RBP: 000000000000003d R08: 000000000000003d R09: 000000000071bf58
[ 2543.936830] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006ed658
[ 2543.944072] R13: 00000000ffffffff R14: 00007fc98600e6d4 R15: 0000000000000002
[ 2543.951336] syz-executor0   R  running task    24704 24835  20320 0x00000004
[ 2543.958499] Call Trace:
[ 2543.961062]  __schedule+0x8eb/0x2060
[ 2543.964743]  ? find_held_lock+0x35/0x1d0
[ 2543.968786]  ? __sched_text_start+0x8/0x8
[ 2543.972904]  ? check_noncircular+0x20/0x20
[ 2543.977111]  ? plist_check_head+0xe2/0x130
[ 2543.981314]  ? plist_check_list+0xa0/0xa0
[ 2543.985432]  ? check_noncircular+0x20/0x20
[ 2543.989639]  ? check_preempt_wakeup+0x426/0xb20
[ 2543.994286]  ? plist_add+0x5cb/0x760
[ 2543.997990]  schedule+0xf5/0x430
[ 2544.001328]  ? lock_downgrade+0x980/0x980
[ 2544.005447]  ? __schedule+0x2060/0x2060
[ 2544.009391]  ? try_to_wake_up+0xf9/0x1600
[ 2544.013516]  ? do_raw_spin_trylock+0x190/0x190
[ 2544.018073]  ? futex_wait_setup+0x14a/0x3d0
[ 2544.022379]  futex_wait_queue_me+0x3ed/0x7e0
[ 2544.026761]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2544.032095]  ? trace_hardirqs_on+0xd/0x10
[ 2544.036215]  ? try_to_wake_up+0xf9/0x1600
[ 2544.040335]  ? get_futex_value_locked+0xc3/0xf0
[ 2544.044977]  ? futex_wait_setup+0x22e/0x3d0
[ 2544.049279]  ? futex_wake+0x680/0x680
[ 2544.053055]  ? futex_wake+0x566/0x680
[ 2544.056833]  futex_wait+0x34b/0x9a0
[ 2544.060443]  ? futex_wait_setup+0x3d0/0x3d0
[ 2544.064741]  ? wake_up_q+0x8a/0xe0
[ 2544.068252]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2544.073328]  ? futex_wake+0x2ca/0x680
[ 2544.077111]  ? get_futex_key+0x1d50/0x1d50
[ 2544.081316]  ? lock_release+0xa40/0xa40
[ 2544.085260]  ? compat_start_thread+0x80/0x80
[ 2544.089653]  ? trace_hardirqs_on+0xd/0x10
[ 2544.093771]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2544.098241]  do_futex+0x11ec/0x22a0
[ 2544.101839]  ? copy_overflow+0x20/0x20
[ 2544.105712]  ? exit_robust_list+0x240/0x240
[ 2544.110017]  ? __fget+0x333/0x570
[ 2544.113442]  ? lock_downgrade+0x980/0x980
[ 2544.117567]  ? lock_release+0xa40/0xa40
[ 2544.121515]  ? __lock_is_held+0xb6/0x140
[ 2544.125566]  ? __fget+0x35c/0x570
[ 2544.128990]  ? userfaultfd_unmap_prep+0x540/0x540
[ 2544.133811]  ? iterate_fd+0x3f0/0x3f0
[ 2544.137584]  ? __schedule+0x2060/0x2060
[ 2544.141530]  ? up_read+0x40/0x40
[ 2544.144867]  ? down_read_killable+0x180/0x180
[ 2544.149334]  ? security_mmap_file+0x143/0x180
[ 2544.153807]  ? vm_mmap_pgoff+0x1fc/0x280
[ 2544.157847]  ? __fget_light+0x297/0x380
[ 2544.161795]  ? fget_raw+0x20/0x20
[ 2544.165216]  ? exit_to_usermode_loop+0x198/0x310
[ 2544.169946]  ? trace_event_raw_event_sys_exit+0x260/0x260
[ 2544.175449]  ? selinux_capable+0x40/0x40
[ 2544.179484]  SyS_futex+0x260/0x390
[ 2544.183002]  ? do_futex+0x22a0/0x22a0
[ 2544.186779]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2544.191593]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2544.196582]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2544.201318]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2544.206039] RIP: 0033:0x452a09
[ 2544.209197] RSP: 002b:00007f327f235ce8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2544.216872] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a09
[ 2544.224109] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bec8
[ 2544.231345] RBP: 0000000000000038 R08: 000000000000041b R09: 000000000071bea0
[ 2544.238581] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006ed5e0
[ 2544.245821] R13: 00000000ffffffff R14: 00007f327f2366d4 R15: 0000000000000000
[ 2544.253084] syz-executor3   D24272 24834  22683 0x00000000
[ 2544.258682] Call Trace:
[ 2544.261245]  __schedule+0x8eb/0x2060
[ 2544.264943]  ? __sched_text_start+0x8/0x8
[ 2544.269059]  ? check_noncircular+0x20/0x20
[ 2544.273265]  ? check_noncircular+0x20/0x20
[ 2544.277466]  ? __lock_acquire+0x664/0x3e00
[ 2544.281672]  ? perf_trace_lock+0xd6/0x900
[ 2544.285790]  ? __lock_is_held+0xb6/0x140
[ 2544.289831]  ? trace_event_raw_event_lock+0x340/0x340
[ 2544.294991]  ? __perf_event_task_sched_out+0x266/0x1490
[ 2544.300332]  ? print_irqtrace_events+0x270/0x270
[ 2544.305068]  schedule+0xf5/0x430
[ 2544.308405]  ? lock_downgrade+0x980/0x980
[ 2544.312526]  ? __schedule+0x2060/0x2060
[ 2544.316474]  ? lock_release+0xa40/0xa40
[ 2544.320427]  ? mark_held_locks+0xaf/0x100
[ 2544.324544]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2544.329019]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2544.334023]  __rwsem_down_write_failed_common+0x7b8/0x1530
[ 2544.339633]  ? rwsem_spin_on_owner+0x7e0/0x7e0
[ 2544.344182]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2544.348648]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2544.353646]  ? futex_wake+0x2ca/0x680
[ 2544.357415]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2544.362584]  ? get_futex_key+0x1d50/0x1d50
[ 2544.366788]  ? perf_trace_lock+0xd6/0x900
[ 2544.370910]  ? __schedule+0x8f3/0x2060
[ 2544.374769]  ? trace_event_raw_event_lock+0x340/0x340
[ 2544.379934]  ? check_noncircular+0x20/0x20
[ 2544.384136]  ? perf_trace_lock+0xd6/0x900
[ 2544.388259]  ? do_futex+0x86f/0x22a0
[ 2544.391941]  ? trace_event_raw_event_lock+0x340/0x340
[ 2544.397102]  ? hrtimer_forward+0x2d0/0x2d0
[ 2544.401310]  ? check_noncircular+0x20/0x20
[ 2544.405527]  ? exit_robust_list+0x240/0x240
[ 2544.409816]  ? find_held_lock+0x35/0x1d0
[ 2544.413856]  ? free_object+0x150/0x230
[ 2544.417717]  ? lock_downgrade+0x980/0x980
[ 2544.421844]  ? lock_acquire+0x1d5/0x580
[ 2544.425785]  ? lock_acquire+0x1d5/0x580
[ 2544.429739]  ? lock_release+0xa40/0xa40
[ 2544.433686]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2544.439548]  rwsem_down_write_failed_killable+0xe/0x10
[ 2544.444793]  ? rwsem_down_write_failed_killable+0xe/0x10
[ 2544.450215]  call_rwsem_down_write_failed_killable+0x17/0x30
[ 2544.455992]  down_write_killable+0xa5/0x140
[ 2544.460287]  ? vm_mmap_pgoff+0x198/0x280
[ 2544.464318]  ? down_read_killable+0x180/0x180
[ 2544.468784]  ? security_mmap_file+0x143/0x180
[ 2544.473258]  vm_mmap_pgoff+0x198/0x280
[ 2544.477126]  ? vma_is_stack_for_current+0xa0/0xa0
[ 2544.481942]  ? nanosleep_copyout+0x100/0x100
[ 2544.486329]  ? SyS_futex+0x269/0x390
[ 2544.490023]  SyS_mmap_pgoff+0x23b/0x5f0
[ 2544.493975]  ? find_mergeable_anon_vma+0xd0/0xd0
[ 2544.498702]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2544.503705]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2544.508438]  SyS_mmap+0x16/0x20
[ 2544.511687]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2544.516408] RIP: 0033:0x452a5a
[ 2544.519567] RSP: 002b:0000000000a2f758 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
[ 2544.527243] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a5a
[ 2544.534481] RDX: 0000000000000003 RSI: 0000000000021000 RDI: 0000000000000000
[ 2544.541723] RBP: 0000000000000121 R08: ffffffffffffffff R09: 0000000000000000
[ 2544.548960] R10: 0000000000020022 R11: 0000000000000246 R12: 0000000000000012
[ 2544.556197] R13: 000000005f62957e R14: 0000000000000014 R15: 0000000000000000
[ 2544.563462] syz-executor3   R  running task    24560 24839  22683 0x00000000
[ 2544.570629] Call Trace:
[ 2544.573191]  __schedule+0x8eb/0x2060
[ 2544.576885]  ? __sched_text_start+0x8/0x8
[ 2544.581015]  ? retint_kernel+0x10/0x10
[ 2544.584885]  ? clear_huge_page+0x36a/0x730
[ 2544.589092]  ? lock_is_held_type+0x18b/0x210
[ 2544.593485]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2544.599348]  preempt_schedule_common+0x22/0x60
[ 2544.603903]  _cond_resched+0x1d/0x30
[ 2544.607586]  clear_huge_page+0x382/0x730
[ 2544.611616]  ? __raw_spin_lock_init+0x2d/0x100
[ 2544.616177]  do_huge_pmd_anonymous_page+0x59c/0x1b00
[ 2544.621248]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2544.627111]  ? __thp_get_unmapped_area+0x130/0x130
[ 2544.632015]  ? __lock_acquire+0x664/0x3e00
[ 2544.636218]  ? __lock_acquire+0x664/0x3e00
[ 2544.640418]  ? __might_sleep+0x95/0x190
[ 2544.644365]  ? _cond_resched+0x14/0x30
[ 2544.648230]  ? futex_wait_queue_me+0x527/0x7e0
[ 2544.652793]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2544.657952]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2544.663112]  ? get_futex_value_locked+0xc3/0xf0
[ 2544.667753]  ? futex_wait_setup+0x22e/0x3d0
[ 2544.672058]  ? __lock_acquire+0x664/0x3e00
[ 2544.676266]  ? perf_trace_lock+0xd6/0x900
[ 2544.680386]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2544.685464]  ? trace_event_raw_event_lock+0x340/0x340
[ 2544.690627]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2544.695786]  ? check_noncircular+0x20/0x20
[ 2544.700005]  __handle_mm_fault+0x1a0c/0x3ce0
[ 2544.704395]  ? __pmd_alloc+0x4e0/0x4e0
[ 2544.708251]  ? check_noncircular+0x20/0x20
[ 2544.712462]  ? find_held_lock+0x35/0x1d0
[ 2544.716507]  ? handle_mm_fault+0x248/0x8d0
[ 2544.720714]  ? lock_downgrade+0x980/0x980
[ 2544.724863]  handle_mm_fault+0x334/0x8d0
[ 2544.728890]  ? down_read_trylock+0xdb/0x170
[ 2544.733179]  ? __do_page_fault+0x32d/0xc90
[ 2544.737383]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2544.741931]  ? vmacache_find+0x5f/0x280
[ 2544.745873]  ? vmacache_update+0xfe/0x130
[ 2544.749995]  ? find_vma+0x30/0x150
[ 2544.753511]  __do_page_fault+0x5c9/0xc90
[ 2544.757540]  ? trace_event_raw_event_lock+0x340/0x340
[ 2544.762706]  ? mm_fault_error+0x2c0/0x2c0
[ 2544.766827]  ? _find_next_bit+0xee/0x120
[ 2544.770865]  do_page_fault+0xee/0x720
[ 2544.774637]  ? __alloc_fd+0x29b/0x750
[ 2544.778407]  ? __do_page_fault+0xc90/0xc90
[ 2544.782616]  ? find_held_lock+0x35/0x1d0
[ 2544.786655]  ? __might_fault+0x110/0x1d0
[ 2544.790694]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 2544.795518]  page_fault+0x2c/0x60
[ 2544.798940] RIP: 0010:__put_user_4+0x1c/0x30
[ 2544.803316] RSP: 0018:ffff8801c2b2fe50 EFLAGS: 00010297
[ 2544.808651] RAX: 0000000000000013 RBX: 00007fffffffeffd RCX: 0000000020dd5000
[ 2544.815889] RDX: 000000000000004e RSI: ffffc9000181d000 RDI: 0000000000000282
[ 2544.823129] RBP: ffff8801c2b2ff48 R08: ffff8801d03326c8 R09: 1ffff10038565fa7
[ 2544.830369] R10: ffff8801c2b2fd00 R11: 0000000000000000 R12: 1ffff10038565fd0
[ 2544.837606] R13: 0000000000000013 R14: 0000000000000001 R15: 0000000000000014
[ 2544.844872]  ? SyS_socketpair+0xfd/0x6f0
[ 2544.848908]  ? SyS_socket+0x1d0/0x1d0
[ 2544.852681]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2544.857495]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2544.862484]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2544.867220]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2544.871941] RIP: 0033:0x452a09
[ 2544.875099] RSP: 002b:00007f22c2897c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000035
[ 2544.882774] RAX: ffffffffffffffda RBX: 00007f22c2898700 RCX: 0000000000452a09
[ 2544.890015] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
[ 2544.897255] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2544.904494] R10: 0000000020dd5000 R11: 0000000000000212 R12: 0000000000000000
[ 2544.911733] R13: 0000000000a2f7ff R14: 00007f22c28989c0 R15: 0000000000000000
[ 2544.919002] syz-executor4   R  running task    23120 24836  20350 0x00000000
[ 2544.926175] Call Trace:
[ 2544.928749]  __schedule+0x8eb/0x2060
[ 2544.932446]  ? __sched_text_start+0x8/0x8
[ 2544.936568]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2544.941382]  ? lock_downgrade+0x980/0x980
[ 2544.945506]  ? enqueue_hrtimer+0x171/0x4a0
[ 2544.949713]  ? __remove_hrtimer+0x190/0x190
[ 2544.954010]  ? do_raw_spin_trylock+0x190/0x190
[ 2544.958569]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2544.963645]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2544.968632]  ? trace_hardirqs_on+0xd/0x10
[ 2544.972762]  schedule+0xf5/0x430
[ 2544.976105]  ? __schedule+0x2060/0x2060
[ 2544.980048]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2544.985038]  ? trace_hardirqs_on+0xd/0x10
[ 2544.989161]  ? __debug_object_init+0x235/0x1040
[ 2544.993811]  ? debug_object_fixup+0x30/0x30
[ 2544.998101]  ? find_held_lock+0x35/0x1d0
[ 2545.002136]  do_nanosleep+0x224/0x6e0
[ 2545.005915]  ? schedule_timeout_idle+0x90/0x90
[ 2545.010473]  ? lock_release+0xa40/0xa40
[ 2545.014421]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2545.020288]  ? memset+0x31/0x40
[ 2545.023548]  hrtimer_nanosleep+0x27b/0x4d0
[ 2545.027758]  ? nanosleep_copyout+0x100/0x100
[ 2545.032143]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2545.036362]  SyS_nanosleep+0x175/0x1f0
[ 2545.040224]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2545.044600]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2545.049586]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2545.054321]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2545.059047] RIP: 0033:0x47e071
[ 2545.062203] RSP: 002b:0000000000a2f920 EFLAGS: 00000293 ORIG_RAX: 0000000000000023
[ 2545.069880] RAX: ffffffffffffffda RBX: 0000000000a2f9a0 RCX: 000000000047e071
[ 2545.077119] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2f930
[ 2545.084359] RBP: 0000000000000000 R08: 00000000000009bb R09: 0000000000000000
[ 2545.091596] R10: 0000000000a2f910 R11: 0000000000000293 R12: 0000000000000000
[ 2545.098835] R13: ffffffffffffffff R14: 0000000000a2f9d8 R15: 0000000000000010
[ 2545.106101] syz-executor4   S25520 24842  20350 0x00000000
[ 2545.111709] Call Trace:
[ 2545.114269]  __schedule+0x8eb/0x2060
[ 2545.117967]  ? __sched_text_start+0x8/0x8
[ 2545.122085]  ? check_noncircular+0x20/0x20
[ 2545.126293]  ? plist_check_head+0xe2/0x130
[ 2545.130497]  ? plist_check_list+0xa0/0xa0
[ 2545.134618]  ? trace_event_raw_event_lock+0x340/0x340
[ 2545.139784]  ? plist_add+0x5cb/0x760
[ 2545.143490]  schedule+0xf5/0x430
[ 2545.146827]  ? lock_downgrade+0x980/0x980
[ 2545.150947]  ? __schedule+0x2060/0x2060
[ 2545.154902]  ? do_raw_spin_trylock+0x190/0x190
[ 2545.159456]  ? futex_wait_setup+0x14a/0x3d0
[ 2545.163763]  futex_wait_queue_me+0x3ed/0x7e0
[ 2545.168145]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2545.173489]  ? get_futex_value_locked+0xc3/0xf0
[ 2545.178131]  ? futex_wait_setup+0x22e/0x3d0
[ 2545.182434]  ? futex_wake+0x680/0x680
[ 2545.186212]  ? __lock_acquire+0x664/0x3e00
[ 2545.190421]  futex_wait+0x34b/0x9a0
[ 2545.194036]  ? futex_wait_setup+0x3d0/0x3d0
[ 2545.198326]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2545.203485]  ? unmap_region+0x35c/0x4f0
[ 2545.207430]  ? hash_futex+0x15/0x210
[ 2545.211115]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2545.216187]  ? futex_wake+0x2ca/0x680
[ 2545.219954]  ? check_noncircular+0x20/0x20
[ 2545.224170]  ? get_futex_key+0x1d50/0x1d50
[ 2545.228395]  ? __lock_is_held+0xb6/0x140
[ 2545.232434]  do_futex+0x11ec/0x22a0
[ 2545.236040]  ? check_noncircular+0x20/0x20
[ 2545.240244]  ? vma_wants_writenotify+0x3b0/0x3b0
[ 2545.244983]  ? exit_robust_list+0x240/0x240
[ 2545.249276]  ? find_held_lock+0x35/0x1d0
[ 2545.253321]  ? __fget+0x333/0x570
[ 2545.256744]  ? lock_downgrade+0x980/0x980
[ 2545.260867]  ? lock_release+0xa40/0xa40
[ 2545.264814]  ? __lock_is_held+0xb6/0x140
[ 2545.268868]  ? __fget+0x35c/0x570
[ 2545.272293]  ? do_mmap+0x362/0xe00
[ 2545.275810]  ? iterate_fd+0x3f0/0x3f0
[ 2545.279580]  ? up_read+0x40/0x40
[ 2545.282917]  ? down_read_killable+0x180/0x180
[ 2545.287384]  ? security_mmap_file+0x143/0x180
[ 2545.291858]  ? vm_mmap_pgoff+0x1fc/0x280
[ 2545.295891]  ? vm_mmap_pgoff+0x13b/0x280
[ 2545.299933]  ? __fget_light+0x297/0x380
[ 2545.303881]  ? fget_raw+0x20/0x20
[ 2545.307301]  ? __fdget+0x18/0x20
[ 2545.310642]  SyS_futex+0x260/0x390
[ 2545.314162]  ? do_futex+0x22a0/0x22a0
[ 2545.317933]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2545.322749]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2545.327736]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2545.332469]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2545.337193] RIP: 0033:0x452a09
[ 2545.340350] RSP: 002b:00007f3a39653ce8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2545.348026] RAX: ffffffffffffffda RBX: 00007f3a39654700 RCX: 0000000000452a09
[ 2545.355265] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bec8
[ 2545.362505] RBP: 0000000000000000 R08: 0000000000000359 R09: 000000000071bea0
[ 2545.369741] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 2545.376978] R13: 0000000000a2f7ff R14: 00007f3a396549c0 R15: 0000000000000000
[ 2545.384243] syz-executor4   S24272 24847  20350 0x00000000
[ 2545.389841] Call Trace:
[ 2545.392401]  __schedule+0x8eb/0x2060
[ 2545.396081]  ? find_held_lock+0x35/0x1d0
[ 2545.400123]  ? __sched_text_start+0x8/0x8
[ 2545.404239]  ? check_noncircular+0x20/0x20
[ 2545.408446]  ? plist_check_head+0xe2/0x130
[ 2545.412651]  ? plist_check_list+0xa0/0xa0
[ 2545.416768]  ? check_noncircular+0x20/0x20
[ 2545.420977]  ? check_preempt_wakeup+0x426/0xb20
[ 2545.425621]  ? plist_add+0x5cb/0x760
[ 2545.429322]  schedule+0xf5/0x430
[ 2545.432660]  ? lock_downgrade+0x980/0x980
[ 2545.436779]  ? __schedule+0x2060/0x2060
[ 2545.440726]  ? try_to_wake_up+0xf9/0x1600
[ 2545.444850]  ? do_raw_spin_trylock+0x190/0x190
[ 2545.449404]  ? futex_wait_setup+0x14a/0x3d0
[ 2545.453712]  futex_wait_queue_me+0x3ed/0x7e0
[ 2545.458094]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2545.463428]  ? trace_hardirqs_on+0xd/0x10
[ 2545.467549]  ? try_to_wake_up+0xf9/0x1600
[ 2545.471672]  ? get_futex_value_locked+0xc3/0xf0
[ 2545.476314]  ? futex_wait_setup+0x22e/0x3d0
[ 2545.481141]  ? futex_wake+0x680/0x680
[ 2545.484917]  ? futex_wake+0x566/0x680
[ 2545.488695]  futex_wait+0x34b/0x9a0
[ 2545.492307]  ? futex_wait_setup+0x3d0/0x3d0
[ 2545.496596]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2545.501764]  ? wake_up_q+0x8a/0xe0
[ 2545.505277]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2545.510349]  ? futex_wake+0x2ca/0x680
[ 2545.514131]  ? get_futex_key+0x1d50/0x1d50
[ 2545.518336]  ? lock_release+0xa40/0xa40
[ 2545.522310]  do_futex+0x11ec/0x22a0
[ 2545.525912]  ? __fget+0x333/0x570
[ 2545.529347]  ? lock_downgrade+0x980/0x980
[ 2545.533472]  ? exit_robust_list+0x240/0x240
[ 2545.537768]  ? find_held_lock+0x35/0x1d0
[ 2545.541810]  ? __fget+0x333/0x570
[ 2545.545235]  ? lock_downgrade+0x980/0x980
[ 2545.549348]  ? __fget+0x35c/0x570
[ 2545.552776]  ? lock_release+0xa40/0xa40
[ 2545.556731]  ? __lock_is_held+0xb6/0x140
[ 2545.560781]  ? __fget+0x35c/0x570
[ 2545.564214]  ? iterate_fd+0x3f0/0x3f0
[ 2545.567984]  ? __fget_light+0x297/0x380
[ 2545.571935]  ? fget_raw+0x20/0x20
[ 2545.575359]  ? __do_page_fault+0x3d6/0xc90
[ 2545.579577]  ? exit_to_usermode_loop+0x8c/0x310
[ 2545.584225]  ? __fget_light+0x297/0x380
[ 2545.588170]  ? fget_raw+0x20/0x20
[ 2545.591592]  ? __fdget+0x18/0x20
[ 2545.594936]  SyS_futex+0x260/0x390
[ 2545.598448]  ? SyS_setsockopt+0x215/0x360
[ 2545.602569]  ? do_futex+0x22a0/0x22a0
[ 2545.606516]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2545.611332]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2545.616320]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2545.621055]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2545.625778] RIP: 0033:0x452a09
[ 2545.628935] RSP: 002b:00007f3a39632ce8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2545.636613] RAX: ffffffffffffffda RBX: 000000000071bf58 RCX: 0000000000452a09
[ 2545.643849] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bf80
[ 2545.651089] RBP: 000000000000039b R08: 0000000000000359 R09: 000000000071bf58
[ 2545.658326] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006f2728
[ 2545.665567] R13: 00000000ffffffff R14: 00007f3a396336d4 R15: 0000000000000001
[ 2545.672830] syz-executor2   R  running task    24112 24851  20369 0x00000000
[ 2545.679993] Call Trace:
[ 2545.682558]  __schedule+0x8eb/0x2060
[ 2545.686254]  ? __sched_text_start+0x8/0x8
[ 2545.690374]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2545.695186]  ? lock_downgrade+0x980/0x980
[ 2545.699308]  ? enqueue_hrtimer+0x171/0x4a0
[ 2545.703511]  ? __remove_hrtimer+0x190/0x190
[ 2545.707798]  ? find_held_lock+0x35/0x1d0
[ 2545.711829]  ? do_raw_spin_trylock+0x190/0x190
[ 2545.716384]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2545.721459]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2545.726444]  ? trace_hardirqs_on+0xd/0x10
[ 2545.730574]  schedule+0xf5/0x430
[ 2545.733917]  ? __schedule+0x2060/0x2060
[ 2545.737874]  ? do_raw_spin_trylock+0x190/0x190
[ 2545.742425]  ? futex_wait_setup+0x14a/0x3d0
[ 2545.746732]  futex_wait_queue_me+0x3ed/0x7e0
[ 2545.751114]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2545.756446]  ? free_object+0x150/0x230
[ 2545.760309]  ? debug_stats_show+0xd0/0xd0
[ 2545.764425]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2545.769499]  ? get_futex_value_locked+0xc3/0xf0
[ 2545.774139]  ? futex_wait_setup+0x22e/0x3d0
[ 2545.778443]  ? futex_wake+0x680/0x680
[ 2545.782216]  ? __hrtimer_init+0x4e/0x140
[ 2545.786257]  futex_wait+0x34b/0x9a0
[ 2545.789865]  ? futex_wait_setup+0x3d0/0x3d0
[ 2545.794154]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2545.799319]  ? __lock_acquire+0x664/0x3e00
[ 2545.803523]  ? hash_futex+0x15/0x210
[ 2545.807219]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2545.811429]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2545.816610]  ? perf_trace_lock+0xd6/0x900
[ 2545.820735]  do_futex+0x11ec/0x22a0
[ 2545.824332]  ? trace_event_raw_event_lock+0x340/0x340
[ 2545.829507]  ? exit_robust_list+0x240/0x240
[ 2545.833796]  ? check_noncircular+0x20/0x20
[ 2545.837999]  ? perf_trace_lock+0xd6/0x900
[ 2545.842124]  ? trace_event_raw_event_lock+0x340/0x340
[ 2545.847286]  ? trace_event_raw_event_lock+0x340/0x340
[ 2545.852453]  ? check_noncircular+0x20/0x20
[ 2545.856656]  ? find_held_lock+0x35/0x1d0
[ 2545.860695]  ? find_held_lock+0x35/0x1d0
[ 2545.864735]  ? SyS_futex+0x2d3/0x390
[ 2545.868418]  ? lock_downgrade+0x980/0x980
[ 2545.872548]  ? pvclock_read_flags+0x160/0x160
[ 2545.877014]  ? __might_fault+0x110/0x1d0
[ 2545.881049]  ? lock_downgrade+0x980/0x980
[ 2545.885166]  ? ktime_get+0x15c/0x3a0
[ 2545.888857]  ? kvm_clock_get_cycles+0x25/0x30
[ 2545.893320]  ? ktime_get+0x26f/0x3a0
[ 2545.897015]  ? ktime_get_resolution_ns+0x300/0x300
[ 2545.901918]  ? __might_sleep+0x95/0x190
[ 2545.905872]  ? kasan_check_write+0x14/0x20
[ 2545.910083]  SyS_futex+0x260/0x390
[ 2545.913604]  ? do_futex+0x22a0/0x22a0
[ 2545.917375]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2545.922191]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2545.927178]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2545.931915]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2545.936635] RIP: 0033:0x452a09
[ 2545.939795] RSP: 002b:0000000000a2f908 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
[ 2545.947469] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a09
[ 2545.954709] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071becc
[ 2545.961945] RBP: 000000000071bec8 R08: 0000000000000000 R09: 0000000000000000
[ 2545.969184] R10: 0000000000a2f910 R11: 0000000000000206 R12: 00000000000003cb
[ 2545.976422] R13: 0000000000000003 R14: 0000000000000011 R15: 0000000000000010
[ 2545.983684] syz-executor2   R  running task    26128 24852  20369 0x00000008
[ 2545.990848] Call Trace:
[ 2545.993416]  ? avc_has_extended_perms+0x7fa/0x12c0
[ 2545.998311]  ? find_held_lock+0x35/0x1d0
[ 2546.002357]  ? avc_ss_reset+0x110/0x110
[ 2546.006298]  ? lock_downgrade+0x980/0x980
[ 2546.010421]  ? lock_release+0xa40/0xa40
[ 2546.014368]  ? __lock_is_held+0xb6/0x140
[ 2546.018436]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2546.024289]  ? get_unused_fd_flags+0x190/0x190
[ 2546.028842]  ? rcu_note_context_switch+0x710/0x710
[ 2546.033754]  ? install_new_memslots+0x420/0x420
[ 2546.038394]  ? do_vfs_ioctl+0x1b1/0x1520
[ 2546.042422]  ? _cond_resched+0x14/0x30
[ 2546.046287]  ? ioctl_preallocate+0x2b0/0x2b0
[ 2546.050668]  ? selinux_capable+0x40/0x40
[ 2546.054713]  ? syscall_return_slowpath+0x2ad/0x550
[ 2546.059620]  ? security_file_ioctl+0x89/0xb0
[ 2546.064003]  ? SyS_ioctl+0x8f/0xc0
[ 2546.067522]  ? entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2546.072439] 
[ 2546.072439] Showing all locks held in the system:
[ 2546.078745] 1 lock held by rsyslogd/2991:
[ 2546.082855]  #0:  (&f->f_pos_lock){+.+.}, at: [<00000000389d01e7>] __fdget_pos+0x12b/0x190
[ 2546.091245] 2 locks held by getty/3114:
[ 2546.095182]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2546.103823]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2546.113075] 2 locks held by getty/3115:
[ 2546.117017]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2546.125657]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2546.134910] 2 locks held by getty/3116:
[ 2546.138849]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2546.147490]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2546.156741] 2 locks held by getty/3117:
[ 2546.160678]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2546.169319]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2546.178655] 2 locks held by getty/3118:
[ 2546.182593]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2546.191236]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2546.200487] 2 locks held by getty/3119:
[ 2546.204436]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2546.213077]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2546.222331] 2 locks held by getty/28995:
[ 2546.226358]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2546.235004]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2546.244270] 2 locks held by syz-executor7/24837:
[ 2546.248989]  #0:  (&sig->cred_guard_mutex){+.+.}, at: [<00000000ece30b9d>] SYSC_perf_event_open+0x12ca/0x2e00
[ 2546.259028]  #1:  (perf_sched_mutex){+.+.}, at: [<00000000c2b6b09f>] perf_event_alloc+0x2326/0x2b00
[ 2546.268191] 6 locks held by syz-executor1/24838:
[ 2546.272910]  #0:  (&evdev->mutex){+.+.}, at: [<0000000060da5b47>] evdev_write+0x145/0x4b0
[ 2546.281203]  #1:  (&(&dev->event_lock)->rlock){-...}, at: [<000000008ab85c1e>] input_inject_event+0xc9/0x349
[ 2546.291148]  #2:  (rcu_read_lock){....}, at: [<00000000f220a81b>] input_inject_event+0xae/0x349
[ 2546.299964]  #3:  (rcu_read_lock){....}, at: [<000000004a8d1d5a>] input_pass_values.part.5+0x0/0x800
[ 2546.309225]  #4:  (kbd_event_lock){....}, at: [<0000000085a89699>] kbd_event+0x82/0x36d0
[ 2546.317431]  #5:  (tasklist_lock){.+.+}, at: [<0000000041722306>] debug_show_all_locks+0xd3/0x400
[ 2546.326426] 1 lock held by syz-executor3/24834:
[ 2546.331057]  #0:  (&mm->mmap_sem){++++}, at: [<00000000bb12c38a>] vm_mmap_pgoff+0x198/0x280
[ 2546.339527] 
[ 2546.341122] =============================================
[ 2546.341122] 
[ 2546.348108]   task                        PC stack   pid father
[ 2546.354131] init            R  running task    16000     1      0 0x00000000
[ 2546.361295] Call Trace:
[ 2546.363861]  __schedule+0x8eb/0x2060
[ 2546.367557]  ? __sched_text_start+0x8/0x8
[ 2546.371673]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2546.376487]  ? lock_downgrade+0x980/0x980
[ 2546.380612]  ? enqueue_hrtimer+0x171/0x4a0
[ 2546.384819]  ? __remove_hrtimer+0x190/0x190
[ 2546.389112]  ? do_raw_spin_trylock+0x190/0x190
[ 2546.393665]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2546.398738]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2546.403725]  ? trace_hardirqs_on+0xd/0x10
[ 2546.407853]  schedule+0xf5/0x430
[ 2546.411192]  ? __schedule+0x2060/0x2060
[ 2546.415147]  ? add_wait_queue+0x1a9/0x290
[ 2546.419269]  ? lock_downgrade+0x980/0x980
[ 2546.423389]  ? memset+0x31/0x40
[ 2546.426644]  ? __hrtimer_init+0x4e/0x140
[ 2546.430679]  schedule_hrtimeout_range_clock+0x206/0x460
[ 2546.436020]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2546.441099]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2546.445305]  ? add_wait_queue+0x1a9/0x290
[ 2546.449433]  schedule_hrtimeout_range+0x2a/0x40
[ 2546.454078]  poll_schedule_timeout+0x10f/0x1f0
[ 2546.458636]  ? poll_freewait+0x250/0x250
[ 2546.462664]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2546.468520]  ? poll_initwait+0x180/0x180
[ 2546.472557]  do_select+0x11dd/0x1700
[ 2546.476282]  ? select_estimate_accuracy+0x450/0x450
[ 2546.481273]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2546.486438]  ? depot_save_stack+0x12c/0x490
[ 2546.490756]  ? set_fd_set.part.0+0x70/0x70
[ 2546.494972]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2546.500127]  ? check_noncircular+0x20/0x20
[ 2546.504342]  ? find_held_lock+0x35/0x1d0
[ 2546.508383]  ? __might_fault+0x110/0x1d0
[ 2546.512417]  ? lock_downgrade+0x980/0x980
[ 2546.516540]  ? lock_release+0xa40/0xa40
[ 2546.520486]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2546.526344]  ? __check_object_size+0x25d/0x4f0
[ 2546.530907]  ? __might_sleep+0x95/0x190
[ 2546.534865]  ? kasan_check_write+0x14/0x20
[ 2546.539075]  core_sys_select+0x480/0x960
[ 2546.543105]  ? core_sys_select+0x480/0x960
[ 2546.547320]  ? poll_select_set_timeout+0x210/0x210
[ 2546.552231]  ? kvm_clock_get_cycles+0x25/0x30
[ 2546.556707]  ? timespec64_add_safe+0x1bb/0x2c0
[ 2546.561295]  ? poll_select_set_timeout+0x12f/0x210
[ 2546.566195]  ? do_restart_poll+0x2a0/0x2a0
[ 2546.570407]  ? kasan_check_write+0x14/0x20
[ 2546.574620]  SyS_select+0x194/0x230
[ 2546.578225]  ? core_sys_select+0x960/0x960
[ 2546.582431]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2546.587248]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2546.592236]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2546.596970]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2546.601693] RIP: 0033:0x7fe752d3edd3
[ 2546.605374] RSP: 002b:00007ffeb4d8bcc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000017
[ 2546.613051] RAX: ffffffffffffffda RBX: 00007ffeb4d8c210 RCX: 00007fe752d3edd3
[ 2546.620290] RDX: 0000000000000000 RSI: 00007ffeb4d8c020 RDI: 000000000000000b
[ 2546.627526] RBP: 0000000000000000 R08: 00007ffeb4d8c0a0 R09: 0000000000000001
[ 2546.634763] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[ 2546.642001] R13: 00007ffeb4d8c400 R14: 0000000000000000 R15: 0000000000000000
[ 2546.649274] kthreadd        S21792     2      0 0x80000000
[ 2546.654875] Call Trace:
[ 2546.657441]  __schedule+0x8eb/0x2060
[ 2546.661123]  ? put_pid+0x183/0x1f0
[ 2546.664643]  ? __sched_text_start+0x8/0x8
[ 2546.668763]  ? check_noncircular+0x20/0x20
[ 2546.672977]  ? _do_fork+0x2e4/0xfe0
[ 2546.676579]  ? fork_idle+0x2d0/0x2d0
[ 2546.680273]  ? retint_kernel+0x10/0x10
[ 2546.684152]  schedule+0xf5/0x430
[ 2546.687493]  ? lock_downgrade+0x980/0x980
[ 2546.691628]  ? __schedule+0x2060/0x2060
[ 2546.695579]  ? lock_release+0xa40/0xa40
[ 2546.699528]  ? retint_kernel+0x10/0x10
[ 2546.703397]  ? do_raw_spin_trylock+0x190/0x190
[ 2546.707979]  kthreadd+0x6d3/0x830
[ 2546.711414]  ? kthread_create_on_cpu+0x250/0x250
[ 2546.716150]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2546.720624]  ? trace_hardirqs_on+0xd/0x10
[ 2546.724753]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2546.729220]  ? finish_task_switch+0x1d3/0x740
[ 2546.733683]  ? finish_task_switch+0x1aa/0x740
[ 2546.738158]  ? copy_overflow+0x20/0x20
[ 2546.742028]  ? kthread_create_on_cpu+0x250/0x250
[ 2546.746754]  ? kthread_create_on_cpu+0x250/0x250
[ 2546.751485]  ret_from_fork+0x24/0x30
[ 2546.755192] kworker/0:0H    I21480     4      2 0x80000000
[ 2546.760803] Call Trace:
[ 2546.763366]  __schedule+0x8eb/0x2060
[ 2546.767051]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2546.772132]  ? __sched_text_start+0x8/0x8
[ 2546.776251]  ? check_noncircular+0x20/0x20
[ 2546.780458]  ? __wake_up_common_lock+0x1c2/0x310
[ 2546.785183]  ? lock_downgrade+0x980/0x980
[ 2546.789310]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2546.793627]  schedule+0xf5/0x430
[ 2546.796963]  ? lock_downgrade+0x980/0x980
[ 2546.801080]  ? __schedule+0x2060/0x2060
[ 2546.805032]  ? try_to_del_timer_sync+0xe0/0x130
[ 2546.809673]  ? do_raw_spin_trylock+0x190/0x190
[ 2546.814229]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2546.818698]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2546.823692]  worker_thread+0x492/0x1990
[ 2546.827663]  ? process_one_work+0x1b10/0x1b10
[ 2546.832134]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2546.836600]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2546.841588]  ? trace_hardirqs_on+0xd/0x10
[ 2546.845707]  ? finish_task_switch+0x1d3/0x740
[ 2546.850170]  ? finish_task_switch+0x1aa/0x740
[ 2546.854642]  ? copy_overflow+0x20/0x20
[ 2546.858514]  ? __schedule+0x8f3/0x2060
[ 2546.862402]  ? find_held_lock+0x35/0x1d0
[ 2546.866444]  ? find_held_lock+0x35/0x1d0
[ 2546.870485]  ? complete+0x62/0x80
[ 2546.873922]  ? __schedule+0x2060/0x2060
[ 2546.877867]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2546.882157]  ? __lockdep_init_map+0xe4/0x650
[ 2546.886537]  ? do_raw_spin_trylock+0x190/0x190
[ 2546.891090]  ? lockdep_init_map+0x9/0x10
[ 2546.895121]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2546.900200]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2546.905190]  ? trace_hardirqs_on+0xd/0x10
[ 2546.909313]  ? __kthread_parkme+0x175/0x240
[ 2546.913610]  kthread+0x33c/0x400
[ 2546.916947]  ? process_one_work+0x1b10/0x1b10
[ 2546.921411]  ? kthread_stop+0x7a0/0x7a0
[ 2546.925356]  ret_from_fork+0x24/0x30
[ 2546.929061] mm_percpu_wq    I26400     6      2 0x80000000
[ 2546.934670] Call Trace:
[ 2546.937230]  __schedule+0x8eb/0x2060
[ 2546.940923]  ? __sched_text_start+0x8/0x8
[ 2546.945042]  ? check_noncircular+0x20/0x20
[ 2546.949250]  ? find_held_lock+0x35/0x1d0
[ 2546.953293]  ? set_user_nice+0x4fb/0x890
[ 2546.957327]  ? lock_downgrade+0x980/0x980
[ 2546.961468]  schedule+0xf5/0x430
[ 2546.964804]  ? lock_downgrade+0x980/0x980
[ 2546.968922]  ? __schedule+0x2060/0x2060
[ 2546.972867]  ? lock_release+0xa40/0xa40
[ 2546.976813]  ? set_user_nice+0x4fb/0x890
[ 2546.980847]  ? do_raw_spin_trylock+0x190/0x190
[ 2546.985399]  ? resched_curr+0x1a0/0x1a0
[ 2546.989344]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2546.993811]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2546.998806]  rescuer_thread+0xf4b/0x1460
[ 2547.002853]  ? lock_downgrade+0x980/0x980
[ 2547.006974]  ? load_balance+0x34c0/0x34c0
[ 2547.011102]  ? do_raw_spin_trylock+0x190/0x190
[ 2547.015657]  ? worker_thread+0x1990/0x1990
[ 2547.019861]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2547.024847]  ? trace_hardirqs_on+0xd/0x10
[ 2547.028964]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2547.033430]  ? finish_task_switch+0x1d3/0x740
[ 2547.037891]  ? finish_task_switch+0x1aa/0x740
[ 2547.042362]  ? copy_overflow+0x20/0x20
[ 2547.046234]  ? __schedule+0x8f3/0x2060
[ 2547.050104]  ? __sched_text_start+0x8/0x8
[ 2547.054239]  ? find_held_lock+0x35/0x1d0
[ 2547.058279]  ? find_held_lock+0x35/0x1d0
[ 2547.062321]  ? complete+0x62/0x80
[ 2547.065759]  ? __schedule+0x2060/0x2060
[ 2547.069702]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2547.073990]  ? __lockdep_init_map+0xe4/0x650
[ 2547.078373]  ? do_raw_spin_trylock+0x190/0x190
[ 2547.082925]  ? lockdep_init_map+0x9/0x10
[ 2547.086958]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2547.092034]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2547.097024]  ? trace_hardirqs_on+0xd/0x10
[ 2547.101144]  ? __kthread_parkme+0x175/0x240
[ 2547.105441]  kthread+0x33c/0x400
[ 2547.108778]  ? worker_thread+0x1990/0x1990
[ 2547.112979]  ? kthread_stop+0x7a0/0x7a0
[ 2547.116925]  ret_from_fork+0x24/0x30
[ 2547.120628] ksoftirqd/0     S16848     7      2 0x80000000
[ 2547.126225] Call Trace:
[ 2547.128784]  __schedule+0x8eb/0x2060
[ 2547.132480]  ? __sched_text_start+0x8/0x8
[ 2547.136600]  ? rcu_pm_notify+0xc0/0xc0
[ 2547.140474]  ? __local_bh_enable+0x10b/0x130
[ 2547.144854]  ? __do_softirq+0x7a0/0xb85
[ 2547.148814]  ? __irqentry_text_end+0x4/0x4
[ 2547.153032]  schedule+0xf5/0x430
[ 2547.156368]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2547.161358]  ? __schedule+0x2060/0x2060
[ 2547.165317]  ? rcu_note_context_switch+0x710/0x710
[ 2547.170220]  ? run_ksoftirqd+0x55/0x100
[ 2547.174165]  ? takeover_tasklets+0xa40/0xa40
[ 2547.178550]  smpboot_thread_fn+0x66b/0x7c0
[ 2547.182759]  ? sort_range+0x30/0x30
[ 2547.186358]  ? __kthread_parkme+0xcf/0x240
[ 2547.190561]  ? __kthread_parkme+0x175/0x240
[ 2547.194857]  kthread+0x33c/0x400
[ 2547.198193]  ? sort_range+0x30/0x30
[ 2547.201787]  ? kthread_stop+0x7a0/0x7a0
[ 2547.205734]  ret_from_fork+0x24/0x30
[ 2547.209437] rcu_sched       I23456     8      2 0x80000000
[ 2547.215034] Call Trace:
[ 2547.217593]  __schedule+0x8eb/0x2060
[ 2547.221291]  ? __sched_text_start+0x8/0x8
[ 2547.225411]  ? __mod_timer+0x317/0x16e0
[ 2547.229365]  ? trace_event_raw_event_timer_start+0x360/0x360
[ 2547.235132]  ? __debug_object_init+0x235/0x1040
[ 2547.239766]  ? find_held_lock+0x35/0x1d0
[ 2547.243810]  ? debug_object_fixup+0x30/0x30
[ 2547.248102]  ? lock_downgrade+0x980/0x980
[ 2547.252217]  ? rcu_accelerate_cbs+0xc1/0x970
[ 2547.256600]  ? lock_release+0xa40/0xa40
[ 2547.260551]  schedule+0xf5/0x430
[ 2547.263887]  ? do_raw_spin_trylock+0x190/0x190
[ 2547.268441]  ? __schedule+0x2060/0x2060
[ 2547.272390]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2547.277378]  ? trace_hardirqs_on+0xd/0x10
[ 2547.281499]  ? prepare_to_swait+0x18f/0x4f0
[ 2547.285789]  ? __lockdep_init_map+0xe4/0x650
[ 2547.290171]  ? lockdep_init_map+0x9/0x10
[ 2547.294199]  ? init_timer_on_stack_key+0xb7/0xe0
[ 2547.298927]  schedule_timeout+0x118/0x230
[ 2547.303047]  ? usleep_range+0x190/0x190
[ 2547.306995]  ? __next_timer_interrupt+0x150/0x150
[ 2547.311831]  rcu_gp_kthread+0x9e5/0x1930
[ 2547.315859]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2547.321047]  ? force_qs_rnp+0x3a0/0x3a0
[ 2547.324991]  ? perf_trace_lock+0x4f1/0x900
[ 2547.329201]  ? switched_to_fair+0xb0/0xb0
[ 2547.333320]  ? check_noncircular+0x20/0x20
[ 2547.337524]  ? check_noncircular+0x20/0x20
[ 2547.341729]  ? check_noncircular+0x20/0x20
[ 2547.345937]  ? pick_next_entity+0x197/0x400
[ 2547.350236]  ? perf_trace_lock+0x4f2/0x900
[ 2547.354451]  ? finish_task_switch+0x1d3/0x740
[ 2547.358918]  ? lock_downgrade+0x22/0x980
[ 2547.362949]  ? load_balance+0x34c0/0x34c0
[ 2547.367066]  ? check_noncircular+0x20/0x20
[ 2547.371275]  ? lock_release+0xa40/0xa40
[ 2547.375220]  ? compat_start_thread+0x80/0x80
[ 2547.379598]  ? do_raw_spin_trylock+0x190/0x190
[ 2547.384151]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2547.388617]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2547.393604]  ? trace_hardirqs_on+0xd/0x10
[ 2547.397725]  ? finish_task_switch+0x1d3/0x740
[ 2547.402186]  ? finish_task_switch+0x1aa/0x740
[ 2547.406657]  ? copy_overflow+0x20/0x20
[ 2547.410530]  ? __schedule+0x8f3/0x2060
[ 2547.414416]  ? find_held_lock+0x35/0x1d0
[ 2547.418465]  ? find_held_lock+0x35/0x1d0
[ 2547.422506]  ? complete+0x62/0x80
[ 2547.425944]  ? __schedule+0x2060/0x2060
[ 2547.429887]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2547.434180]  ? __lockdep_init_map+0xe4/0x650
[ 2547.438562]  ? do_raw_spin_trylock+0x190/0x190
[ 2547.443128]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2547.448126]  ? trace_hardirqs_on+0xd/0x10
[ 2547.452260]  ? __kthread_parkme+0x175/0x240
[ 2547.456565]  kthread+0x33c/0x400
[ 2547.459905]  ? force_qs_rnp+0x3a0/0x3a0
[ 2547.463846]  ? kthread_stop+0x7a0/0x7a0
[ 2547.467799]  ret_from_fork+0x24/0x30
[ 2547.471517] rcu_bh          I25376     9      2 0x80000000
[ 2547.477133] Call Trace:
[ 2547.480119]  __schedule+0x8eb/0x2060
[ 2547.483805]  ? find_held_lock+0x35/0x1d0
[ 2547.487844]  ? __sched_text_start+0x8/0x8
[ 2547.491962]  ? prepare_to_swait+0x18f/0x4f0
[ 2547.496256]  ? lock_downgrade+0x980/0x980
[ 2547.500382]  ? lock_release+0xa40/0xa40
[ 2547.504328]  ? finish_swait+0x268/0x490
[ 2547.508276]  ? lock_downgrade+0x980/0x980
[ 2547.512394]  ? do_raw_spin_trylock+0x190/0x190
[ 2547.516954]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2547.521950]  ? prepare_to_swait+0x18f/0x4f0
[ 2547.526246]  schedule+0xf5/0x430
[ 2547.529586]  ? lock_downgrade+0x980/0x980
[ 2547.533706]  ? __schedule+0x2060/0x2060
[ 2547.537662]  ? do_raw_spin_trylock+0x190/0x190
[ 2547.542217]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2547.546696]  rcu_gp_kthread+0x123a/0x1930
[ 2547.550813]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2547.555996]  ? force_qs_rnp+0x3a0/0x3a0
[ 2547.559943]  ? perf_trace_lock+0x4f2/0x900
[ 2547.564154]  ? switched_to_fair+0xb0/0xb0
[ 2547.568276]  ? check_noncircular+0x20/0x20
[ 2547.572480]  ? check_noncircular+0x20/0x20
[ 2547.576683]  ? check_noncircular+0x20/0x20
[ 2547.580891]  ? pick_next_entity+0x197/0x400
[ 2547.585189]  ? perf_trace_lock+0x4f2/0x900
[ 2547.589405]  ? finish_task_switch+0x1d3/0x740
[ 2547.593872]  ? lock_downgrade+0x22/0x980
[ 2547.597903]  ? load_balance+0x34c0/0x34c0
[ 2547.602020]  ? check_noncircular+0x20/0x20
[ 2547.606229]  ? lock_release+0xa40/0xa40
[ 2547.610173]  ? compat_start_thread+0x80/0x80
[ 2547.614553]  ? do_raw_spin_trylock+0x190/0x190
[ 2547.619107]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2547.623575]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2547.628560]  ? trace_hardirqs_on+0xd/0x10
[ 2547.632681]  ? finish_task_switch+0x1d3/0x740
[ 2547.637141]  ? finish_task_switch+0x1aa/0x740
[ 2547.641611]  ? copy_overflow+0x20/0x20
[ 2547.645484]  ? __schedule+0x8f3/0x2060
[ 2547.649370]  ? find_held_lock+0x35/0x1d0
[ 2547.653410]  ? find_held_lock+0x35/0x1d0
[ 2547.657451]  ? complete+0x62/0x80
[ 2547.660884]  ? __schedule+0x2060/0x2060
[ 2547.664825]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2547.669115]  ? __lockdep_init_map+0xe4/0x650
[ 2547.673495]  ? do_raw_spin_trylock+0x190/0x190
[ 2547.678056]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2547.683041]  ? trace_hardirqs_on+0xd/0x10
[ 2547.687158]  ? __kthread_parkme+0x175/0x240
[ 2547.691456]  kthread+0x33c/0x400
[ 2547.694790]  ? force_qs_rnp+0x3a0/0x3a0
[ 2547.698733]  ? kthread_stop+0x7a0/0x7a0
[ 2547.702679]  ret_from_fork+0x24/0x30
[ 2547.706386] migration/0     S25368    10      2 0x80000000
[ 2547.711990] Call Trace:
[ 2547.714552]  __schedule+0x8eb/0x2060
[ 2547.718252]  ? __sched_text_start+0x8/0x8
[ 2547.722371]  ? cpu_stopper_thread+0x3b0/0x4d0
[ 2547.726841]  ? find_held_lock+0x35/0x1d0
[ 2547.730883]  ? cpu_stop_should_run+0x108/0x1a0
[ 2547.735435]  ? lock_downgrade+0x980/0x980
[ 2547.739557]  ? lock_release+0xa40/0xa40
[ 2547.743500]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2547.747970]  schedule+0xf5/0x430
[ 2547.751306]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2547.756381]  ? __schedule+0x2060/0x2060
[ 2547.760322]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2547.765309]  ? trace_hardirqs_on+0xd/0x10
[ 2547.769429]  ? cpu_stop_should_run+0x108/0x1a0
[ 2547.773983]  ? reboot_pid_ns+0x160/0x160
[ 2547.778023]  ? smpboot_thread_fn+0x24e/0x7c0
[ 2547.782408]  smpboot_thread_fn+0x66b/0x7c0
[ 2547.786619]  ? sort_range+0x30/0x30
[ 2547.790217]  ? __kthread_parkme+0xcf/0x240
[ 2547.794423]  ? __kthread_parkme+0x175/0x240
[ 2547.798721]  kthread+0x33c/0x400
[ 2547.802057]  ? sort_range+0x30/0x30
[ 2547.805652]  ? kthread_stop+0x7a0/0x7a0
[ 2547.809600]  ret_from_fork+0x24/0x30
[ 2547.813306] watchdog/0      R  running task    27536    11      2 0x80000000
[ 2547.820469] Call Trace:
[ 2547.823030]  __schedule+0x8eb/0x2060
[ 2547.826724]  ? __sched_text_start+0x8/0x8
[ 2547.830842]  ? do_raw_spin_trylock+0x190/0x190
[ 2547.835398]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2547.840476]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2547.845462]  ? trace_hardirqs_on+0xd/0x10
[ 2547.849584]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2547.854412]  ? _sched_setscheduler+0x216/0x360
[ 2547.858971]  schedule+0xf5/0x430
[ 2547.862310]  ? __schedule+0x2060/0x2060
[ 2547.866254]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2547.871325]  ? __kthread_parkme+0xcf/0x240
[ 2547.875533]  ? __lockup_detector_cleanup+0x80/0x80
[ 2547.880436]  ? kvm_sched_clock_read+0x25/0x40
[ 2547.884902]  ? sched_clock+0x31/0x40
[ 2547.888586]  ? sched_clock_cpu+0x1b/0x170
[ 2547.892702]  ? __kthread_parkme+0x175/0x240
[ 2547.896995]  ? __lockup_detector_cleanup+0x80/0x80
[ 2547.901903]  smpboot_thread_fn+0x66b/0x7c0
[ 2547.906113]  ? sort_range+0x30/0x30
[ 2547.909711]  ? __kthread_parkme+0xcf/0x240
[ 2547.913915]  ? __kthread_parkme+0x175/0x240
[ 2547.918213]  kthread+0x33c/0x400
[ 2547.921554]  ? sort_range+0x30/0x30
[ 2547.925147]  ? kthread_stop+0x7a0/0x7a0
[ 2547.929094]  ret_from_fork+0x24/0x30
[ 2547.932798] cpuhp/0         S24352    12      2 0x80000000
[ 2547.938398] Call Trace:
[ 2547.940961]  __schedule+0x8eb/0x2060
[ 2547.944655]  ? __sched_text_start+0x8/0x8
[ 2547.948773]  ? __schedule+0x8f3/0x2060
[ 2547.952646]  ? find_held_lock+0x35/0x1d0
[ 2547.956689]  ? complete+0x62/0x80
[ 2547.960130]  schedule+0xf5/0x430
[ 2547.963466]  ? do_raw_spin_trylock+0x190/0x190
[ 2547.968024]  ? __schedule+0x2060/0x2060
[ 2547.971968]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2547.977042]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2547.982032]  ? trace_hardirqs_on+0xd/0x10
[ 2547.986154]  ? complete+0x62/0x80
[ 2547.989582]  ? cpuhp_thread_fun+0x344/0x7e0
[ 2547.993883]  smpboot_thread_fn+0x66b/0x7c0
[ 2547.998094]  ? sort_range+0x30/0x30
[ 2548.001692]  ? __kthread_parkme+0xcf/0x240
[ 2548.005895]  ? __kthread_parkme+0x175/0x240
[ 2548.010191]  kthread+0x33c/0x400
[ 2548.013525]  ? sort_range+0x30/0x30
[ 2548.017118]  ? kthread_stop+0x7a0/0x7a0
[ 2548.021066]  ret_from_fork+0x24/0x30
[ 2548.024769] cpuhp/1         S24752    13      2 0x80000000
[ 2548.030368] Call Trace:
[ 2548.032927]  __schedule+0x8eb/0x2060
[ 2548.036622]  ? __sched_text_start+0x8/0x8
[ 2548.040739]  ? __schedule+0x8f3/0x2060
[ 2548.044613]  ? find_held_lock+0x35/0x1d0
[ 2548.048653]  ? complete+0x62/0x80
[ 2548.052092]  schedule+0xf5/0x430
[ 2548.055427]  ? do_raw_spin_trylock+0x190/0x190
[ 2548.059982]  ? __schedule+0x2060/0x2060
[ 2548.063925]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2548.068999]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2548.073989]  ? trace_hardirqs_on+0xd/0x10
[ 2548.078110]  ? complete+0x62/0x80
[ 2548.081534]  ? cpuhp_thread_fun+0x344/0x7e0
[ 2548.085833]  smpboot_thread_fn+0x66b/0x7c0
[ 2548.090042]  ? sort_range+0x30/0x30
[ 2548.093641]  ? __kthread_parkme+0xcf/0x240
[ 2548.097843]  ? __kthread_parkme+0x175/0x240
[ 2548.102142]  kthread+0x33c/0x400
[ 2548.105477]  ? sort_range+0x30/0x30
[ 2548.109070]  ? kthread_stop+0x7a0/0x7a0
[ 2548.113022]  ret_from_fork+0x24/0x30
[ 2548.116728] watchdog/1      S27536    14      2 0x80000000
[ 2548.122328] Call Trace:
[ 2548.124890]  __schedule+0x8eb/0x2060
[ 2548.128586]  ? __sched_text_start+0x8/0x8
[ 2548.132701]  ? do_raw_spin_trylock+0x190/0x190
[ 2548.137255]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2548.142330]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2548.147317]  ? trace_hardirqs_on+0xd/0x10
[ 2548.151524]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2548.156351]  ? _sched_setscheduler+0x216/0x360
[ 2548.160913]  schedule+0xf5/0x430
[ 2548.164254]  ? __schedule+0x2060/0x2060
[ 2548.168195]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2548.173267]  ? __kthread_parkme+0xcf/0x240
[ 2548.177478]  ? __lockup_detector_cleanup+0x80/0x80
[ 2548.182384]  ? kvm_sched_clock_read+0x25/0x40
[ 2548.186851]  ? sched_clock+0x31/0x40
[ 2548.190535]  ? sched_clock_cpu+0x1b/0x170
[ 2548.194651]  ? __kthread_parkme+0x175/0x240
[ 2548.198942]  ? __lockup_detector_cleanup+0x80/0x80
[ 2548.203848]  smpboot_thread_fn+0x66b/0x7c0
[ 2548.208058]  ? sort_range+0x30/0x30
[ 2548.211657]  ? __kthread_parkme+0xcf/0x240
[ 2548.215862]  ? __kthread_parkme+0x175/0x240
[ 2548.220160]  kthread+0x33c/0x400
[ 2548.223497]  ? sort_range+0x30/0x30
[ 2548.227090]  ? kthread_stop+0x7a0/0x7a0
[ 2548.231041]  ret_from_fork+0x24/0x30
[ 2548.234745] migration/1     S25368    15      2 0x80000000
[ 2548.240345] Call Trace:
[ 2548.242906]  __schedule+0x8eb/0x2060
[ 2548.246598]  ? __sched_text_start+0x8/0x8
[ 2548.250720]  ? cpu_stopper_thread+0x3b0/0x4d0
[ 2548.255192]  ? find_held_lock+0x35/0x1d0
[ 2548.259236]  ? cpu_stop_should_run+0x108/0x1a0
[ 2548.263790]  ? lock_downgrade+0x980/0x980
[ 2548.267914]  ? lock_release+0xa40/0xa40
[ 2548.271856]  ? trace_hardirqs_on+0xd/0x10
[ 2548.275972]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2548.280442]  schedule+0xf5/0x430
[ 2548.283777]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2548.288854]  ? __schedule+0x2060/0x2060
[ 2548.292798]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2548.297846]  ? trace_hardirqs_on+0xd/0x10
[ 2548.301968]  ? cpu_stop_should_run+0x108/0x1a0
[ 2548.306523]  ? reboot_pid_ns+0x160/0x160
[ 2548.310550]  ? schedule+0xf5/0x430
[ 2548.314064]  ? do_raw_spin_trylock+0x190/0x190
[ 2548.318624]  smpboot_thread_fn+0x66b/0x7c0
[ 2548.322834]  ? sort_range+0x30/0x30
[ 2548.326433]  ? __kthread_parkme+0xcf/0x240
[ 2548.330637]  ? __kthread_parkme+0x175/0x240
[ 2548.334932]  kthread+0x33c/0x400
[ 2548.338268]  ? sort_range+0x30/0x30
[ 2548.341863]  ? kthread_stop+0x7a0/0x7a0
[ 2548.345810]  ret_from_fork+0x24/0x30
[ 2548.349512] ksoftirqd/1     R  running task    14560    16      2 0x80000000
[ 2548.356673] Call Trace:
[ 2548.359233]  __schedule+0x8eb/0x2060
[ 2548.362926]  ? __sched_text_start+0x8/0x8
[ 2548.367043]  ? rcu_pm_notify+0xc0/0xc0
[ 2548.370918]  ? __local_bh_enable+0x10b/0x130
[ 2548.375299]  ? __do_softirq+0x7a0/0xb85
[ 2548.379258]  ? __irqentry_text_end+0x4/0x4
[ 2548.383464]  ? retint_kernel+0x10/0x10
[ 2548.387327]  schedule+0xf5/0x430
[ 2548.390662]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2548.395392]  ? __schedule+0x2060/0x2060
[ 2548.399349]  ? rcu_note_context_switch+0x710/0x710
[ 2548.404248]  ? run_ksoftirqd+0x55/0x100
[ 2548.408196]  ? takeover_tasklets+0xa40/0xa40
[ 2548.412579]  smpboot_thread_fn+0x66b/0x7c0
[ 2548.416790]  ? sort_range+0x30/0x30
[ 2548.420390]  ? __kthread_parkme+0xcf/0x240
[ 2548.424596]  ? __kthread_parkme+0x175/0x240
[ 2548.428893]  kthread+0x33c/0x400
[ 2548.432227]  ? sort_range+0x30/0x30
[ 2548.435819]  ? kthread_stop+0x7a0/0x7a0
[ 2548.439766]  ret_from_fork+0x24/0x30
[ 2548.443468] kworker/1:0H    I21480    18      2 0x80000000
[ 2548.449076] Call Trace:
[ 2548.451637]  __schedule+0x8eb/0x2060
[ 2548.455318]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2548.460399]  ? __sched_text_start+0x8/0x8
[ 2548.464517]  ? check_noncircular+0x20/0x20
[ 2548.468727]  ? __wake_up_common_lock+0x1c2/0x310
[ 2548.473451]  ? lock_downgrade+0x980/0x980
[ 2548.477581]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2548.481897]  schedule+0xf5/0x430
[ 2548.485233]  ? lock_downgrade+0x980/0x980
[ 2548.489351]  ? __schedule+0x2060/0x2060
[ 2548.493300]  ? try_to_del_timer_sync+0xe0/0x130
[ 2548.497944]  ? do_raw_spin_trylock+0x190/0x190
[ 2548.502499]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2548.506969]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2548.511963]  worker_thread+0x492/0x1990
[ 2548.515933]  ? process_one_work+0x1b10/0x1b10
[ 2548.520404]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2548.524870]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2548.529857]  ? trace_hardirqs_on+0xd/0x10
[ 2548.533977]  ? finish_task_switch+0x1d3/0x740
[ 2548.538440]  ? finish_task_switch+0x1aa/0x740
[ 2548.542909]  ? copy_overflow+0x20/0x20
[ 2548.546782]  ? __schedule+0x8f3/0x2060
[ 2548.550676]  ? find_held_lock+0x35/0x1d0
[ 2548.554717]  ? find_held_lock+0x35/0x1d0
[ 2548.558760]  ? complete+0x62/0x80
[ 2548.562202]  ? __schedule+0x2060/0x2060
[ 2548.566145]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2548.570436]  ? __lockdep_init_map+0xe4/0x650
[ 2548.574817]  ? do_raw_spin_trylock+0x190/0x190
[ 2548.579369]  ? lockdep_init_map+0x9/0x10
[ 2548.583399]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2548.588473]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2548.593460]  ? trace_hardirqs_on+0xd/0x10
[ 2548.597577]  ? __kthread_parkme+0x175/0x240
[ 2548.601873]  kthread+0x33c/0x400
[ 2548.605208]  ? process_one_work+0x1b10/0x1b10
[ 2548.609672]  ? kthread_stop+0x7a0/0x7a0
[ 2548.613621]  ret_from_fork+0x24/0x30
[ 2548.617327] kdevtmpfs       S24832    19      2 0x80000000
[ 2548.622925] Call Trace:
[ 2548.625574]  __schedule+0x8eb/0x2060
[ 2548.629270]  ? __sched_text_start+0x8/0x8
[ 2548.633387]  ? check_noncircular+0x20/0x20
[ 2548.637594]  ? handle_remove+0x327/0xb60
[ 2548.641634]  ? dev_mount+0x40/0x40
[ 2548.645201]  schedule+0xf5/0x430
[ 2548.648543]  ? lock_downgrade+0x980/0x980
[ 2548.652662]  ? __schedule+0x2060/0x2060
[ 2548.656608]  ? lock_release+0xa40/0xa40
[ 2548.660555]  ? do_raw_spin_trylock+0x190/0x190
[ 2548.665111]  ? do_raw_spin_trylock+0x190/0x190
[ 2548.669664]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2548.674653]  ? trace_hardirqs_on+0xd/0x10
[ 2548.678781]  devtmpfsd+0x41a/0x4c0
[ 2548.682288]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2548.687363]  ? handle_create+0x760/0x760
[ 2548.691394]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2548.696380]  ? trace_hardirqs_on+0xd/0x10
[ 2548.700497]  ? __kthread_parkme+0x175/0x240
[ 2548.704794]  kthread+0x33c/0x400
[ 2548.708130]  ? handle_create+0x760/0x760
[ 2548.712158]  ? kthread_stop+0x7a0/0x7a0
[ 2548.716108]  ret_from_fork+0x24/0x30
[ 2548.719817] netns           I27688    20      2 0x80000000
[ 2548.725428] Call Trace:
[ 2548.727989]  __schedule+0x8eb/0x2060
[ 2548.731686]  ? __sched_text_start+0x8/0x8
[ 2548.735808]  ? check_noncircular+0x20/0x20
[ 2548.740021]  ? find_held_lock+0x35/0x1d0
[ 2548.744065]  ? set_user_nice+0x4fb/0x890
[ 2548.748102]  ? lock_downgrade+0x980/0x980
[ 2548.752246]  schedule+0xf5/0x430
[ 2548.755581]  ? lock_downgrade+0x980/0x980
[ 2548.759699]  ? __schedule+0x2060/0x2060
[ 2548.763643]  ? lock_release+0xa40/0xa40
[ 2548.767586]  ? set_user_nice+0x4fb/0x890
[ 2548.771623]  ? do_raw_spin_trylock+0x190/0x190
[ 2548.776178]  ? resched_curr+0x1a0/0x1a0
[ 2548.780121]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2548.784590]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2548.789584]  rescuer_thread+0xf4b/0x1460
[ 2548.793631]  ? lock_downgrade+0x980/0x980
[ 2548.797763]  ? do_raw_spin_trylock+0x190/0x190
[ 2548.802318]  ? worker_thread+0x1990/0x1990
[ 2548.806524]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2548.811509]  ? trace_hardirqs_on+0xd/0x10
[ 2548.815625]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2548.820089]  ? finish_task_switch+0x1d3/0x740
[ 2548.824551]  ? finish_task_switch+0x1aa/0x740
[ 2548.829025]  ? copy_overflow+0x20/0x20
[ 2548.832898]  ? __schedule+0x8f3/0x2060
[ 2548.836765]  ? __sched_text_start+0x8/0x8
[ 2548.840898]  ? find_held_lock+0x35/0x1d0
[ 2548.844937]  ? find_held_lock+0x35/0x1d0
[ 2548.848979]  ? complete+0x62/0x80
[ 2548.852415]  ? __schedule+0x2060/0x2060
[ 2548.856358]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2548.860647]  ? __lockdep_init_map+0xe4/0x650
[ 2548.865031]  ? do_raw_spin_trylock+0x190/0x190
[ 2548.869584]  ? lockdep_init_map+0x9/0x10
[ 2548.873619]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2548.878693]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2548.883682]  ? trace_hardirqs_on+0xd/0x10
[ 2548.887802]  ? __kthread_parkme+0x175/0x240
[ 2548.892101]  kthread+0x33c/0x400
[ 2548.895437]  ? worker_thread+0x1990/0x1990
[ 2548.899640]  ? kthread_stop+0x7a0/0x7a0
[ 2548.903587]  ret_from_fork+0x24/0x30
[ 2548.907292] kauditd         S25128    26      2 0x80000000
[ 2548.912895] Call Trace:
[ 2548.915455]  __schedule+0x8eb/0x2060
[ 2548.919151]  ? __sched_text_start+0x8/0x8
[ 2548.923273]  ? do_raw_spin_trylock+0x190/0x190
[ 2548.927828]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2548.932905]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2548.937890]  ? trace_hardirqs_on+0xd/0x10
[ 2548.942018]  ? prepare_to_wait_event+0x1dc/0xba0
[ 2548.946750]  ? prepare_to_wait_exclusive+0x530/0x530
[ 2548.951825]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2548.956901]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2548.961902]  schedule+0xf5/0x430
[ 2548.965244]  ? __schedule+0x2060/0x2060
[ 2548.969198]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2548.975049]  ? trace_hardirqs_on+0xd/0x10
[ 2548.979172]  ? dl_cpu_busy+0x370/0x370
[ 2548.983034]  ? __might_sleep+0x95/0x190
[ 2548.986985]  kauditd_thread+0x4f1/0x970
[ 2548.990935]  ? auditd_reset+0x1e0/0x1e0
[ 2548.994882]  ? schedule+0xf5/0x430
[ 2548.998396]  ? __schedule+0x2060/0x2060
[ 2549.002337]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2549.006630]  ? __lockdep_init_map+0xe4/0x650
[ 2549.011014]  ? do_raw_spin_trylock+0x190/0x190
[ 2549.015568]  ? lockdep_init_map+0x9/0x10
[ 2549.019597]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2549.024673]  ? prepare_to_wait+0x4d0/0x4d0
[ 2549.028882]  ? trace_hardirqs_on+0xd/0x10
[ 2549.033003]  ? __kthread_parkme+0x175/0x240
[ 2549.037306]  kthread+0x33c/0x400
[ 2549.040642]  ? auditd_reset+0x1e0/0x1e0
[ 2549.044583]  ? kthread_stop+0x7a0/0x7a0
[ 2549.048529]  ret_from_fork+0x24/0x30
[ 2549.052232] khungtaskd      S26480   675      2 0x80000000
[ 2549.057833] Call Trace:
[ 2549.060393]  __schedule+0x8eb/0x2060
[ 2549.064087]  ? __sched_text_start+0x8/0x8
[ 2549.068204]  ? __mod_timer+0x317/0x16e0
[ 2549.072161]  ? trace_event_raw_event_timer_start+0x360/0x360
[ 2549.077932]  ? __debug_object_init+0x235/0x1040
[ 2549.082570]  ? perf_trace_lock+0xd6/0x900
[ 2549.086697]  ? debug_object_fixup+0x30/0x30
[ 2549.090986]  ? trace_event_raw_event_lock+0x340/0x340
[ 2549.096150]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2549.101143]  ? check_noncircular+0x20/0x20
[ 2549.105356]  schedule+0xf5/0x430
[ 2549.108696]  ? __schedule+0x2060/0x2060
[ 2549.112652]  ? debug_object_free+0x2f1/0x5a0
[ 2549.117035]  ? __lockdep_init_map+0xe4/0x650
[ 2549.121417]  ? lockdep_init_map+0x9/0x10
[ 2549.125451]  ? init_timer_on_stack_key+0xb7/0xe0
[ 2549.130180]  schedule_timeout+0x118/0x230
[ 2549.134299]  ? usleep_range+0x190/0x190
[ 2549.138246]  ? __next_timer_interrupt+0x150/0x150
[ 2549.143080]  schedule_timeout_interruptible+0x75/0x90
[ 2549.148244]  watchdog+0x14b/0xd60
[ 2549.151684]  ? reset_hung_task_detector+0xa0/0xa0
[ 2549.156495]  ? complete+0x62/0x80
[ 2549.159929]  ? __schedule+0x2060/0x2060
[ 2549.163872]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2549.168161]  ? __lockdep_init_map+0xe4/0x650
[ 2549.172541]  ? do_raw_spin_trylock+0x190/0x190
[ 2549.177093]  ? lockdep_init_map+0x9/0x10
[ 2549.181122]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2549.186199]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2549.191186]  ? trace_hardirqs_on+0xd/0x10
[ 2549.195302]  ? __kthread_parkme+0x175/0x240
[ 2549.199596]  kthread+0x33c/0x400
[ 2549.202931]  ? reset_hung_task_detector+0xa0/0xa0
[ 2549.207739]  ? kthread_stop+0x7a0/0x7a0
[ 2549.211685]  ret_from_fork+0x24/0x30
[ 2549.215391] oom_reaper      S27808   676      2 0x80000000
[ 2549.220990] Call Trace:
[ 2549.223555]  __schedule+0x8eb/0x2060
[ 2549.227248]  ? __sched_text_start+0x8/0x8
[ 2549.231367]  ? do_raw_spin_trylock+0x190/0x190
[ 2549.235931]  ? copy_overflow+0x20/0x20
[ 2549.239786]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2549.244863]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2549.249850]  ? trace_hardirqs_on+0xd/0x10
[ 2549.253971]  ? prepare_to_wait_event+0x1dc/0xba0
[ 2549.258704]  ? prepare_to_wait_exclusive+0x530/0x530
[ 2549.263776]  ? __sched_text_start+0x8/0x8
[ 2549.267898]  ? find_held_lock+0x35/0x1d0
[ 2549.271937]  schedule+0xf5/0x430
[ 2549.275280]  ? __schedule+0x2060/0x2060
[ 2549.279234]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2549.285094]  ? dl_cpu_busy+0x370/0x370
[ 2549.288959]  ? __might_sleep+0x95/0x190
[ 2549.292908]  oom_reaper+0x2a9/0x440
[ 2549.296502]  ? __schedule+0x2060/0x2060
[ 2549.300444]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2549.304734]  ? __oom_reap_task_mm+0x1260/0x1260
[ 2549.309374]  ? do_raw_spin_trylock+0x190/0x190
[ 2549.313923]  ? lockdep_init_map+0x9/0x10
[ 2549.317952]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2549.323029]  ? prepare_to_wait+0x4d0/0x4d0
[ 2549.327237]  ? trace_hardirqs_on+0xd/0x10
[ 2549.331357]  ? __kthread_parkme+0x175/0x240
[ 2549.335654]  kthread+0x33c/0x400
[ 2549.338991]  ? __oom_reap_task_mm+0x1260/0x1260
[ 2549.343629]  ? kthread_stop+0x7a0/0x7a0
[ 2549.347577]  ret_from_fork+0x24/0x30
[ 2549.351281] writeback       I14576   677      2 0x80000000
[ 2549.356890] Call Trace:
[ 2549.359453]  __schedule+0x8eb/0x2060
[ 2549.363146]  ? __sched_text_start+0x8/0x8
[ 2549.367262]  ? check_noncircular+0x20/0x20
[ 2549.371466]  ? __mutex_unlock_slowpath+0xe9/0xac0
[ 2549.376282]  ? wait_for_completion+0x770/0x770
[ 2549.380835]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2549.385909]  ? wait_for_completion+0x770/0x770
[ 2549.390461]  ? trace_hardirqs_on+0xd/0x10
[ 2549.394604]  schedule+0xf5/0x430
[ 2549.397941]  ? lock_downgrade+0x980/0x980
[ 2549.402061]  ? __schedule+0x2060/0x2060
[ 2549.406006]  ? lock_release+0xa40/0xa40
[ 2549.409955]  ? worker_attach_to_pool+0x330/0x330
[ 2549.414682]  ? do_raw_spin_trylock+0x190/0x190
[ 2549.419236]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2549.423707]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2549.428704]  rescuer_thread+0xf4b/0x1460
[ 2549.432865]  ? worker_thread+0x1990/0x1990
[ 2549.437069]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2549.442056]  ? trace_hardirqs_on+0xd/0x10
[ 2549.446178]  ? finish_task_switch+0x1d3/0x740
[ 2549.450641]  ? finish_task_switch+0x1aa/0x740
[ 2549.455110]  ? copy_overflow+0x20/0x20
[ 2549.458985]  ? __schedule+0x8f3/0x2060
[ 2549.462876]  ? find_held_lock+0x35/0x1d0
[ 2549.466917]  ? find_held_lock+0x35/0x1d0
[ 2549.470959]  ? complete+0x62/0x80
[ 2549.474394]  ? __schedule+0x2060/0x2060
[ 2549.479028]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2549.483321]  ? __lockdep_init_map+0xe4/0x650
[ 2549.487707]  ? do_raw_spin_trylock+0x190/0x190
[ 2549.492260]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2549.497335]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2549.502320]  ? trace_hardirqs_on+0xd/0x10
[ 2549.506439]  ? __kthread_parkme+0x175/0x240
[ 2549.510752]  kthread+0x33c/0x400
[ 2549.514089]  ? worker_thread+0x1990/0x1990
[ 2549.518294]  ? kthread_stop+0x7a0/0x7a0
[ 2549.522241]  ret_from_fork+0x24/0x30
[ 2549.525949] kcompactd0      S27376   679      2 0x80000000
[ 2549.531551] Call Trace:
[ 2549.534115]  __schedule+0x8eb/0x2060
[ 2549.537810]  ? __sched_text_start+0x8/0x8
[ 2549.541927]  ? do_raw_spin_trylock+0x190/0x190
[ 2549.546480]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2549.551556]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2549.556544]  ? trace_hardirqs_on+0xd/0x10
[ 2549.560665]  ? prepare_to_wait_event+0x1dc/0xba0
[ 2549.565398]  ? prepare_to_wait_exclusive+0x530/0x530
[ 2549.570487]  schedule+0xf5/0x430
[ 2549.573826]  ? __schedule+0x2060/0x2060
[ 2549.577780]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2549.583637]  ? dl_cpu_busy+0x370/0x370
[ 2549.587498]  ? __might_sleep+0x95/0x190
[ 2549.591450]  kcompactd+0x4f1/0x790
[ 2549.594969]  ? kcompactd_do_work+0x1060/0x1060
[ 2549.599524]  ? schedule+0xf5/0x430
[ 2549.603040]  ? __schedule+0x2060/0x2060
[ 2549.606981]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2549.611271]  ? __lockdep_init_map+0xe4/0x650
[ 2549.615651]  ? do_raw_spin_trylock+0x190/0x190
[ 2549.620202]  ? lockdep_init_map+0x9/0x10
[ 2549.624235]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2549.629482]  ? prepare_to_wait+0x4d0/0x4d0
[ 2549.633691]  ? trace_hardirqs_on+0xd/0x10
[ 2549.637806]  ? __kthread_parkme+0x175/0x240
[ 2549.642105]  kthread+0x33c/0x400
[ 2549.645440]  ? kcompactd_do_work+0x1060/0x1060
[ 2549.649989]  ? kthread_stop+0x7a0/0x7a0
[ 2549.653939]  ret_from_fork+0x24/0x30
[ 2549.657645] ksmd            S27456   680      2 0x80000000
[ 2549.663245] Call Trace:
[ 2549.665806]  __schedule+0x8eb/0x2060
[ 2549.669500]  ? __sched_text_start+0x8/0x8
[ 2549.673617]  ? do_raw_spin_trylock+0x190/0x190
[ 2549.678179]  ? retint_kernel+0x10/0x10
[ 2549.682040]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2549.687031]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2549.691767]  ? retint_kernel+0x10/0x10
[ 2549.695646]  schedule+0xf5/0x430
[ 2549.698985]  ? __schedule+0x2060/0x2060
[ 2549.702928]  ? trace_hardirqs_on+0xd/0x10
[ 2549.707051]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2549.712910]  ? rcu_note_context_switch+0x710/0x710
[ 2549.717808]  ? dl_cpu_busy+0x370/0x370
[ 2549.721669]  ? __might_sleep+0x95/0x190
[ 2549.725622]  ksm_scan_thread+0x346/0x570
[ 2549.729659]  ? ksm_do_scan+0x6f10/0x6f10
[ 2549.733694]  ? __schedule+0x2060/0x2060
[ 2549.737636]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2549.741928]  ? __lockdep_init_map+0xe4/0x650
[ 2549.746307]  ? do_raw_spin_trylock+0x190/0x190
[ 2549.750857]  ? lockdep_init_map+0x9/0x10
[ 2549.754886]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2549.759958]  ? prepare_to_wait+0x4d0/0x4d0
[ 2549.764166]  ? trace_hardirqs_on+0xd/0x10
[ 2549.768286]  ? __kthread_parkme+0x175/0x240
[ 2549.772583]  kthread+0x33c/0x400
[ 2549.775921]  ? ksm_do_scan+0x6f10/0x6f10
[ 2549.779948]  ? kthread_stop+0x7a0/0x7a0
[ 2549.783896]  ret_from_fork+0x24/0x30
[ 2549.787603] khugepaged      S22864   681      2 0x80000000
[ 2549.793202] Call Trace:
[ 2549.795762]  __schedule+0x8eb/0x2060
[ 2549.799458]  ? __sched_text_start+0x8/0x8
[ 2549.803575]  ? __mod_timer+0x317/0x16e0
[ 2549.807530]  ? trace_event_raw_event_timer_start+0x360/0x360
[ 2549.813297]  ? __debug_object_init+0x235/0x1040
[ 2549.817948]  ? debug_object_fixup+0x30/0x30
[ 2549.822238]  ? do_raw_spin_trylock+0x190/0x190
[ 2549.826805]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2549.831796]  schedule+0xf5/0x430
[ 2549.835133]  ? prepare_to_wait_event+0x1dc/0xba0
[ 2549.839859]  ? __schedule+0x2060/0x2060
[ 2549.843803]  ? prepare_to_wait_exclusive+0x530/0x530
[ 2549.848873]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2549.854044]  ? __lockdep_init_map+0xe4/0x650
[ 2549.858427]  ? lockdep_init_map+0x9/0x10
[ 2549.862456]  ? init_timer_on_stack_key+0xb7/0xe0
[ 2549.867187]  schedule_timeout+0x118/0x230
[ 2549.871304]  ? usleep_range+0x190/0x190
[ 2549.875246]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2549.881100]  ? __next_timer_interrupt+0x150/0x150
[ 2549.885924]  ? __might_sleep+0x95/0x190
[ 2549.889874]  khugepaged_wait_work+0x5d0/0x7c0
[ 2549.894345]  ? trace_event_raw_event_mm_collapse_huge_page_isolate+0x300/0x300
[ 2549.901678]  ? check_noncircular+0x20/0x20
[ 2549.905885]  ? sighand_ctor+0x50/0x50
[ 2549.909655]  ? do_raw_spin_trylock+0x190/0x190
[ 2549.914207]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2549.919283]  ? check_noncircular+0x20/0x20
[ 2549.923493]  ? lock_acquire+0x1d5/0x580
[ 2549.927439]  ? find_held_lock+0x35/0x1d0
[ 2549.931481]  ? khugepaged+0xec4/0x1400
[ 2549.935340]  ? lock_downgrade+0x980/0x980
[ 2549.939455]  ? __lock_is_held+0xb6/0x140
[ 2549.943488]  ? prepare_to_wait+0x4d0/0x4d0
[ 2549.947699]  ? do_raw_spin_trylock+0x190/0x190
[ 2549.952251]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2549.958105]  ? vmacache_update+0x74/0x130
[ 2549.962233]  khugepaged+0x5c7/0x1400
[ 2549.965939]  ? khugepaged_scan_pmd+0x1370/0x1370
[ 2549.970664]  ? finish_task_switch+0x1d3/0x740
[ 2549.975126]  ? finish_task_switch+0x1aa/0x740
[ 2549.979632]  ? __sched_text_start+0x8/0x8
[ 2549.983766]  ? find_held_lock+0x35/0x1d0
[ 2549.987808]  ? find_held_lock+0x35/0x1d0
[ 2549.991851]  ? complete+0x62/0x80
[ 2549.995280]  ? schedule+0xf5/0x430
[ 2549.998796]  ? __schedule+0x2060/0x2060
[ 2550.002738]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2550.007030]  ? __lockdep_init_map+0xe4/0x650
[ 2550.011409]  ? do_raw_spin_trylock+0x190/0x190
[ 2550.015958]  ? lockdep_init_map+0x9/0x10
[ 2550.019989]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2550.025064]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2550.030054]  ? trace_hardirqs_on+0xd/0x10
[ 2550.034172]  ? __kthread_parkme+0x175/0x240
[ 2550.038469]  kthread+0x33c/0x400
[ 2550.041811]  ? khugepaged_scan_pmd+0x1370/0x1370
[ 2550.046535]  ? kthread_stop+0x7a0/0x7a0
[ 2550.050481]  ret_from_fork+0x24/0x30
[ 2550.054188] crypto          I27688   682      2 0x80000000
[ 2550.059799] Call Trace:
[ 2550.062362]  __schedule+0x8eb/0x2060
[ 2550.066055]  ? __sched_text_start+0x8/0x8
[ 2550.070175]  ? check_noncircular+0x20/0x20
[ 2550.074383]  ? find_held_lock+0x35/0x1d0
[ 2550.078422]  ? set_user_nice+0x4fb/0x890
[ 2550.082457]  ? lock_downgrade+0x980/0x980
[ 2550.086599]  schedule+0xf5/0x430
[ 2550.089934]  ? lock_downgrade+0x980/0x980
[ 2550.094051]  ? __schedule+0x2060/0x2060
[ 2550.097998]  ? lock_release+0xa40/0xa40
[ 2550.101944]  ? set_user_nice+0x4fb/0x890
[ 2550.105977]  ? do_raw_spin_trylock+0x190/0x190
[ 2550.110528]  ? resched_curr+0x1a0/0x1a0
[ 2550.114469]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2550.118935]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2550.123928]  rescuer_thread+0xf4b/0x1460
[ 2550.127976]  ? lock_downgrade+0x980/0x980
[ 2550.132111]  ? do_raw_spin_trylock+0x190/0x190
[ 2550.136669]  ? worker_thread+0x1990/0x1990
[ 2550.140873]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2550.145861]  ? trace_hardirqs_on+0xd/0x10
[ 2550.149978]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2550.154442]  ? finish_task_switch+0x1d3/0x740
[ 2550.158905]  ? finish_task_switch+0x1aa/0x740
[ 2550.163376]  ? copy_overflow+0x20/0x20
[ 2550.167249]  ? __schedule+0x8f3/0x2060
[ 2550.171115]  ? __sched_text_start+0x8/0x8
[ 2550.175250]  ? find_held_lock+0x35/0x1d0
[ 2550.179293]  ? find_held_lock+0x35/0x1d0
[ 2550.183333]  ? complete+0x62/0x80
[ 2550.186766]  ? __schedule+0x2060/0x2060
[ 2550.190706]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2550.194994]  ? __lockdep_init_map+0xe4/0x650
[ 2550.199377]  ? do_raw_spin_trylock+0x190/0x190
[ 2550.203926]  ? lockdep_init_map+0x9/0x10
[ 2550.207956]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2550.213031]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2550.218022]  ? trace_hardirqs_on+0xd/0x10
[ 2550.222138]  ? __kthread_parkme+0x175/0x240
[ 2550.226436]  kthread+0x33c/0x400
[ 2550.229770]  ? worker_thread+0x1990/0x1990
[ 2550.233971]  ? kthread_stop+0x7a0/0x7a0
[ 2550.237919]  ret_from_fork+0x24/0x30
[ 2550.241621] kintegrityd     I27688   683      2 0x80000000
[ 2550.247230] Call Trace:
[ 2550.249792]  __schedule+0x8eb/0x2060
[ 2550.253485]  ? __sched_text_start+0x8/0x8
[ 2550.257601]  ? check_noncircular+0x20/0x20
[ 2550.261810]  ? find_held_lock+0x35/0x1d0
[ 2550.265851]  ? set_user_nice+0x4fb/0x890
[ 2550.269883]  ? lock_downgrade+0x980/0x980
[ 2550.274030]  schedule+0xf5/0x430
[ 2550.277368]  ? lock_downgrade+0x980/0x980
[ 2550.281486]  ? __schedule+0x2060/0x2060
[ 2550.285432]  ? lock_release+0xa40/0xa40
[ 2550.289376]  ? set_user_nice+0x4fb/0x890
[ 2550.293411]  ? do_raw_spin_trylock+0x190/0x190
[ 2550.297963]  ? resched_curr+0x1a0/0x1a0
[ 2550.301906]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2550.306374]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2550.311366]  rescuer_thread+0xf4b/0x1460
[ 2550.315414]  ? lock_downgrade+0x980/0x980
[ 2550.319545]  ? do_raw_spin_trylock+0x190/0x190
[ 2550.324103]  ? worker_thread+0x1990/0x1990
[ 2550.328307]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2550.333292]  ? trace_hardirqs_on+0xd/0x10
[ 2550.337408]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2550.341872]  ? finish_task_switch+0x1d3/0x740
[ 2550.346332]  ? finish_task_switch+0x1aa/0x740
[ 2550.350800]  ? copy_overflow+0x20/0x20
[ 2550.354672]  ? __schedule+0x8f3/0x2060
[ 2550.358538]  ? __sched_text_start+0x8/0x8
[ 2550.362676]  ? find_held_lock+0x35/0x1d0
[ 2550.366719]  ? find_held_lock+0x35/0x1d0
[ 2550.370758]  ? complete+0x62/0x80
[ 2550.374194]  ? __schedule+0x2060/0x2060
[ 2550.378134]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2550.382427]  ? __lockdep_init_map+0xe4/0x650
[ 2550.386806]  ? do_raw_spin_trylock+0x190/0x190
[ 2550.391355]  ? lockdep_init_map+0x9/0x10
[ 2550.395386]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2550.400461]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2550.405446]  ? trace_hardirqs_on+0xd/0x10
[ 2550.409570]  ? __kthread_parkme+0x175/0x240
[ 2550.413873]  kthread+0x33c/0x400
[ 2550.417209]  ? worker_thread+0x1990/0x1990
[ 2550.421411]  ? kthread_stop+0x7a0/0x7a0
[ 2550.425359]  ret_from_fork+0x24/0x30
[ 2550.429066] kblockd         I27688   685      2 0x80000000
[ 2550.434675] Call Trace:
[ 2550.437238]  __schedule+0x8eb/0x2060
[ 2550.440932]  ? __sched_text_start+0x8/0x8
[ 2550.445055]  ? check_noncircular+0x20/0x20
[ 2550.449265]  ? find_held_lock+0x35/0x1d0
[ 2550.453305]  ? set_user_nice+0x4fb/0x890
[ 2550.457337]  ? lock_downgrade+0x980/0x980
[ 2550.461480]  schedule+0xf5/0x430
[ 2550.464815]  ? lock_downgrade+0x980/0x980
[ 2550.468932]  ? __schedule+0x2060/0x2060
[ 2550.472876]  ? lock_release+0xa40/0xa40
[ 2550.476819]  ? set_user_nice+0x4fb/0x890
[ 2550.480854]  ? do_raw_spin_trylock+0x190/0x190
[ 2550.485407]  ? resched_curr+0x1a0/0x1a0
[ 2550.489350]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2550.493815]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2550.498811]  rescuer_thread+0xf4b/0x1460
[ 2550.502858]  ? lock_downgrade+0x980/0x980
[ 2550.506994]  ? do_raw_spin_trylock+0x190/0x190
[ 2550.511552]  ? worker_thread+0x1990/0x1990
[ 2550.515757]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2550.520743]  ? trace_hardirqs_on+0xd/0x10
[ 2550.524858]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2550.529321]  ? finish_task_switch+0x1d3/0x740
[ 2550.533785]  ? finish_task_switch+0x1aa/0x740
[ 2550.538255]  ? copy_overflow+0x20/0x20
[ 2550.542127]  ? __schedule+0x8f3/0x2060
[ 2550.545993]  ? __sched_text_start+0x8/0x8
[ 2550.550127]  ? find_held_lock+0x35/0x1d0
[ 2550.554167]  ? find_held_lock+0x35/0x1d0
[ 2550.558209]  ? complete+0x62/0x80
[ 2550.561644]  ? __schedule+0x2060/0x2060
[ 2550.565585]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2550.569877]  ? __lockdep_init_map+0xe4/0x650
[ 2550.574256]  ? do_raw_spin_trylock+0x190/0x190
[ 2550.578807]  ? lockdep_init_map+0x9/0x10
[ 2550.582836]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2550.587912]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2550.592899]  ? trace_hardirqs_on+0xd/0x10
[ 2550.597019]  ? __kthread_parkme+0x175/0x240
[ 2550.601317]  kthread+0x33c/0x400
[ 2550.604652]  ? worker_thread+0x1990/0x1990
[ 2550.608856]  ? kthread_stop+0x7a0/0x7a0
[ 2550.612805]  ret_from_fork+0x24/0x30
[ 2550.616510] ata_sff         I25552   763      2 0x80000000
[ 2550.622122] Call Trace:
[ 2550.624682]  __schedule+0x8eb/0x2060
[ 2550.628376]  ? __sched_text_start+0x8/0x8
[ 2550.632493]  ? check_noncircular+0x20/0x20
[ 2550.636699]  ? find_held_lock+0x35/0x1d0
[ 2550.640741]  ? set_user_nice+0x4fb/0x890
[ 2550.644780]  ? lock_downgrade+0x980/0x980
[ 2550.648927]  schedule+0xf5/0x430
[ 2550.652265]  ? lock_downgrade+0x980/0x980
[ 2550.656381]  ? __schedule+0x2060/0x2060
[ 2550.660325]  ? lock_release+0xa40/0xa40
[ 2550.664269]  ? set_user_nice+0x4fb/0x890
[ 2550.668304]  ? do_raw_spin_trylock+0x190/0x190
[ 2550.672857]  ? resched_curr+0x1a0/0x1a0
[ 2550.676801]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2550.681269]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2550.686261]  rescuer_thread+0xf4b/0x1460
[ 2550.690310]  ? lock_downgrade+0x980/0x980
[ 2550.694430]  ? load_balance+0x34c0/0x34c0
[ 2550.698556]  ? do_raw_spin_trylock+0x190/0x190
[ 2550.703111]  ? worker_thread+0x1990/0x1990
[ 2550.707319]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2550.712304]  ? trace_hardirqs_on+0xd/0x10
[ 2550.716419]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2550.720885]  ? finish_task_switch+0x1d3/0x740
[ 2550.725347]  ? finish_task_switch+0x1aa/0x740
[ 2550.729818]  ? copy_overflow+0x20/0x20
[ 2550.733690]  ? __schedule+0x8f3/0x2060
[ 2550.737561]  ? __sched_text_start+0x8/0x8
[ 2550.741681]  ? find_held_lock+0x35/0x1d0
[ 2550.745720]  ? find_held_lock+0x35/0x1d0
[ 2550.749762]  ? find_held_lock+0x35/0x1d0
[ 2550.753804]  ? complete+0x62/0x80
[ 2550.757239]  ? __schedule+0x2060/0x2060
[ 2550.761182]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2550.765472]  ? __lockdep_init_map+0xe4/0x650
[ 2550.769850]  ? do_raw_spin_trylock+0x190/0x190
[ 2550.774400]  ? lockdep_init_map+0x9/0x10
[ 2550.778431]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2550.783508]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2550.788495]  ? trace_hardirqs_on+0xd/0x10
[ 2550.792615]  ? __kthread_parkme+0x175/0x240
[ 2550.796910]  kthread+0x33c/0x400
[ 2550.800246]  ? worker_thread+0x1990/0x1990
[ 2550.804447]  ? kthread_stop+0x7a0/0x7a0
[ 2550.808394]  ret_from_fork+0x24/0x30
[ 2550.812099] md              I27688   784      2 0x80000000
[ 2550.817711] Call Trace:
[ 2550.820275]  __schedule+0x8eb/0x2060
[ 2550.823969]  ? __sched_text_start+0x8/0x8
[ 2550.828086]  ? check_noncircular+0x20/0x20
[ 2550.832293]  ? find_held_lock+0x35/0x1d0
[ 2550.836333]  ? set_user_nice+0x4fb/0x890
[ 2550.840366]  ? lock_downgrade+0x980/0x980
[ 2550.844513]  schedule+0xf5/0x430
[ 2550.847853]  ? lock_downgrade+0x980/0x980
[ 2550.851970]  ? __schedule+0x2060/0x2060
[ 2550.855917]  ? lock_release+0xa40/0xa40
[ 2550.859861]  ? set_user_nice+0x4fb/0x890
[ 2550.863896]  ? do_raw_spin_trylock+0x190/0x190
[ 2550.868445]  ? resched_curr+0x1a0/0x1a0
[ 2550.872389]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2550.876859]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2550.881851]  rescuer_thread+0xf4b/0x1460
[ 2550.885901]  ? lock_downgrade+0x980/0x980
[ 2550.890039]  ? do_raw_spin_trylock+0x190/0x190
[ 2550.894593]  ? worker_thread+0x1990/0x1990
[ 2550.898800]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2550.903787]  ? trace_hardirqs_on+0xd/0x10
[ 2550.907904]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2550.912368]  ? finish_task_switch+0x1d3/0x740
[ 2550.916829]  ? finish_task_switch+0x1aa/0x740
[ 2550.921298]  ? copy_overflow+0x20/0x20
[ 2550.925170]  ? __schedule+0x8f3/0x2060
[ 2550.929039]  ? __sched_text_start+0x8/0x8
[ 2550.933161]  ? find_held_lock+0x35/0x1d0
[ 2550.937199]  ? find_held_lock+0x35/0x1d0
[ 2550.941242]  ? find_held_lock+0x35/0x1d0
[ 2550.945285]  ? complete+0x62/0x80
[ 2550.948720]  ? __schedule+0x2060/0x2060
[ 2550.952661]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2550.956953]  ? __lockdep_init_map+0xe4/0x650
[ 2550.961333]  ? do_raw_spin_trylock+0x190/0x190
[ 2550.965886]  ? lockdep_init_map+0x9/0x10
[ 2550.969918]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2550.974996]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2550.979988]  ? trace_hardirqs_on+0xd/0x10
[ 2550.984114]  ? __kthread_parkme+0x175/0x240
[ 2550.988409]  kthread+0x33c/0x400
[ 2550.991747]  ? worker_thread+0x1990/0x1990
[ 2550.995949]  ? kthread_stop+0x7a0/0x7a0
[ 2550.999895]  ret_from_fork+0x24/0x30
[ 2551.003602] edac-poller     I27688   787      2 0x80000000
[ 2551.009212] Call Trace:
[ 2551.011773]  __schedule+0x8eb/0x2060
[ 2551.015467]  ? __sched_text_start+0x8/0x8
[ 2551.019584]  ? check_noncircular+0x20/0x20
[ 2551.023792]  ? find_held_lock+0x35/0x1d0
[ 2551.027832]  ? set_user_nice+0x4fb/0x890
[ 2551.031867]  ? lock_downgrade+0x980/0x980
[ 2551.036013]  schedule+0xf5/0x430
[ 2551.039351]  ? lock_downgrade+0x980/0x980
[ 2551.043468]  ? __schedule+0x2060/0x2060
[ 2551.047411]  ? lock_release+0xa40/0xa40
[ 2551.051356]  ? set_user_nice+0x4fb/0x890
[ 2551.055389]  ? do_raw_spin_trylock+0x190/0x190
[ 2551.059942]  ? resched_curr+0x1a0/0x1a0
[ 2551.063886]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2551.068356]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2551.073351]  rescuer_thread+0xf4b/0x1460
[ 2551.077398]  ? lock_downgrade+0x980/0x980
[ 2551.081518]  ? load_balance+0x34c0/0x34c0
[ 2551.085648]  ? do_raw_spin_trylock+0x190/0x190
[ 2551.090202]  ? worker_thread+0x1990/0x1990
[ 2551.094409]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2551.099394]  ? trace_hardirqs_on+0xd/0x10
[ 2551.103515]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2551.107981]  ? finish_task_switch+0x1d3/0x740
[ 2551.112446]  ? finish_task_switch+0x1aa/0x740
[ 2551.116915]  ? copy_overflow+0x20/0x20
[ 2551.120785]  ? __schedule+0x8f3/0x2060
[ 2551.124652]  ? __sched_text_start+0x8/0x8
[ 2551.128784]  ? find_held_lock+0x35/0x1d0
[ 2551.132827]  ? find_held_lock+0x35/0x1d0
[ 2551.136869]  ? complete+0x62/0x80
[ 2551.140302]  ? __schedule+0x2060/0x2060
[ 2551.144244]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2551.148537]  ? __lockdep_init_map+0xe4/0x650
[ 2551.152916]  ? do_raw_spin_trylock+0x190/0x190
[ 2551.157466]  ? lockdep_init_map+0x9/0x10
[ 2551.161499]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2551.166573]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2551.171560]  ? trace_hardirqs_on+0xd/0x10
[ 2551.175677]  ? __kthread_parkme+0x175/0x240
[ 2551.179972]  kthread+0x33c/0x400
[ 2551.183310]  ? worker_thread+0x1990/0x1990
[ 2551.187510]  ? kthread_stop+0x7a0/0x7a0
[ 2551.191457]  ret_from_fork+0x24/0x30
[ 2551.195162] rpciod          I26400   892      2 0x80000000
[ 2551.200771] Call Trace:
[ 2551.203333]  __schedule+0x8eb/0x2060
[ 2551.207032]  ? __sched_text_start+0x8/0x8
[ 2551.211149]  ? check_noncircular+0x20/0x20
[ 2551.215356]  ? find_held_lock+0x35/0x1d0
[ 2551.219398]  ? set_user_nice+0x4fb/0x890
[ 2551.223430]  ? lock_downgrade+0x980/0x980
[ 2551.227572]  schedule+0xf5/0x430
[ 2551.230911]  ? lock_downgrade+0x980/0x980
[ 2551.235033]  ? __schedule+0x2060/0x2060
[ 2551.238980]  ? lock_release+0xa40/0xa40
[ 2551.242927]  ? set_user_nice+0x4fb/0x890
[ 2551.246963]  ? do_raw_spin_trylock+0x190/0x190
[ 2551.251517]  ? resched_curr+0x1a0/0x1a0
[ 2551.255459]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2551.259927]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2551.264918]  rescuer_thread+0xf4b/0x1460
[ 2551.268967]  ? lock_downgrade+0x980/0x980
[ 2551.273101]  ? do_raw_spin_trylock+0x190/0x190
[ 2551.277655]  ? worker_thread+0x1990/0x1990
[ 2551.281862]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2551.286851]  ? trace_hardirqs_on+0xd/0x10
[ 2551.290967]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2551.295436]  ? finish_task_switch+0x1d3/0x740
[ 2551.299897]  ? finish_task_switch+0x1aa/0x740
[ 2551.304366]  ? copy_overflow+0x20/0x20
[ 2551.308239]  ? __schedule+0x8f3/0x2060
[ 2551.312109]  ? __sched_text_start+0x8/0x8
[ 2551.316241]  ? find_held_lock+0x35/0x1d0
[ 2551.320282]  ? find_held_lock+0x35/0x1d0
[ 2551.324323]  ? complete+0x62/0x80
[ 2551.327759]  ? __schedule+0x2060/0x2060
[ 2551.331703]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2551.335993]  ? __lockdep_init_map+0xe4/0x650
[ 2551.340375]  ? do_raw_spin_trylock+0x190/0x190
[ 2551.344927]  ? lockdep_init_map+0x9/0x10
[ 2551.348955]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2551.354031]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2551.359022]  ? trace_hardirqs_on+0xd/0x10
[ 2551.363140]  ? __kthread_parkme+0x175/0x240
[ 2551.367437]  kthread+0x33c/0x400
[ 2551.370772]  ? worker_thread+0x1990/0x1990
[ 2551.374977]  ? kthread_stop+0x7a0/0x7a0
[ 2551.378924]  ret_from_fork+0x24/0x30
[ 2551.382629] xprtiod         I26400   893      2 0x80000000
[ 2551.388236] Call Trace:
[ 2551.390798]  __schedule+0x8eb/0x2060
[ 2551.394493]  ? __sched_text_start+0x8/0x8
[ 2551.398610]  ? check_noncircular+0x20/0x20
[ 2551.402817]  ? find_held_lock+0x35/0x1d0
[ 2551.406859]  ? set_user_nice+0x4fb/0x890
[ 2551.410895]  ? lock_downgrade+0x980/0x980
[ 2551.415061]  schedule+0xf5/0x430
[ 2551.418407]  ? lock_downgrade+0x980/0x980
[ 2551.422525]  ? __schedule+0x2060/0x2060
[ 2551.426474]  ? lock_release+0xa40/0xa40
[ 2551.430417]  ? set_user_nice+0x4fb/0x890
[ 2551.434453]  ? do_raw_spin_trylock+0x190/0x190
[ 2551.439006]  ? resched_curr+0x1a0/0x1a0
[ 2551.442951]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2551.447421]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2551.452415]  rescuer_thread+0xf4b/0x1460
[ 2551.456466]  ? lock_downgrade+0x980/0x980
[ 2551.460601]  ? do_raw_spin_trylock+0x190/0x190
[ 2551.465155]  ? worker_thread+0x1990/0x1990
[ 2551.469362]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2551.474349]  ? trace_hardirqs_on+0xd/0x10
[ 2551.478930]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2551.483395]  ? finish_task_switch+0x1d3/0x740
[ 2551.487856]  ? finish_task_switch+0x1aa/0x740
[ 2551.492324]  ? copy_overflow+0x20/0x20
[ 2551.496197]  ? __schedule+0x8f3/0x2060
[ 2551.500063]  ? __sched_text_start+0x8/0x8
[ 2551.504200]  ? find_held_lock+0x35/0x1d0
[ 2551.508240]  ? find_held_lock+0x35/0x1d0
[ 2551.512281]  ? complete+0x62/0x80
[ 2551.515718]  ? __schedule+0x2060/0x2060
[ 2551.519662]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2551.523957]  ? __lockdep_init_map+0xe4/0x650
[ 2551.528338]  ? do_raw_spin_trylock+0x190/0x190
[ 2551.532889]  ? lockdep_init_map+0x9/0x10
[ 2551.536922]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2551.541997]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2551.546989]  ? trace_hardirqs_on+0xd/0x10
[ 2551.551112]  ? __kthread_parkme+0x175/0x240
[ 2551.555408]  kthread+0x33c/0x400
[ 2551.558744]  ? worker_thread+0x1990/0x1990
[ 2551.562945]  ? kthread_stop+0x7a0/0x7a0
[ 2551.566897]  ret_from_fork+0x24/0x30
[ 2551.570604] cfg80211        I26400   896      2 0x80000000
[ 2551.576220] Call Trace:
[ 2551.578782]  __schedule+0x8eb/0x2060
[ 2551.582480]  ? __sched_text_start+0x8/0x8
[ 2551.586599]  ? check_noncircular+0x20/0x20
[ 2551.590813]  ? find_held_lock+0x35/0x1d0
[ 2551.594857]  ? set_user_nice+0x4fb/0x890
[ 2551.598894]  ? lock_downgrade+0x980/0x980
[ 2551.603043]  schedule+0xf5/0x430
[ 2551.606380]  ? lock_downgrade+0x980/0x980
[ 2551.610496]  ? __schedule+0x2060/0x2060
[ 2551.614457]  ? lock_release+0xa40/0xa40
[ 2551.618400]  ? set_user_nice+0x4fb/0x890
[ 2551.622436]  ? do_raw_spin_trylock+0x190/0x190
[ 2551.626990]  ? resched_curr+0x1a0/0x1a0
[ 2551.630933]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2551.635409]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2551.640403]  rescuer_thread+0xf4b/0x1460
[ 2551.644452]  ? lock_downgrade+0x980/0x980
[ 2551.648584]  ? do_raw_spin_trylock+0x190/0x190
[ 2551.653138]  ? worker_thread+0x1990/0x1990
[ 2551.657342]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2551.662328]  ? trace_hardirqs_on+0xd/0x10
[ 2551.666530]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2551.670996]  ? finish_task_switch+0x1d3/0x740
[ 2551.675461]  ? finish_task_switch+0x1aa/0x740
[ 2551.679931]  ? copy_overflow+0x20/0x20
[ 2551.683804]  ? __schedule+0x8f3/0x2060
[ 2551.687672]  ? __sched_text_start+0x8/0x8
[ 2551.691814]  ? find_held_lock+0x35/0x1d0
[ 2551.695855]  ? find_held_lock+0x35/0x1d0
[ 2551.699897]  ? complete+0x62/0x80
[ 2551.703334]  ? __schedule+0x2060/0x2060
[ 2551.707277]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2551.711569]  ? __lockdep_init_map+0xe4/0x650
[ 2551.715951]  ? do_raw_spin_trylock+0x190/0x190
[ 2551.720502]  ? lockdep_init_map+0x9/0x10
[ 2551.724530]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2551.729604]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2551.734591]  ? trace_hardirqs_on+0xd/0x10
[ 2551.738715]  ? __kthread_parkme+0x175/0x240
[ 2551.743015]  kthread+0x33c/0x400
[ 2551.746351]  ? worker_thread+0x1990/0x1990
[ 2551.750565]  ? kthread_stop+0x7a0/0x7a0
[ 2551.754513]  ret_from_fork+0x24/0x30
[ 2551.758217] kswapd0         S26400  1049      2 0x80000000
[ 2551.763817] Call Trace:
[ 2551.766378]  __schedule+0x8eb/0x2060
[ 2551.770074]  ? __sched_text_start+0x8/0x8
[ 2551.774195]  ? prepare_to_wait+0x192/0x4d0
[ 2551.778402]  ? lock_downgrade+0x980/0x980
[ 2551.782529]  ? zone_watermark_ok_safe+0x12b/0x400
[ 2551.787349]  ? zone_watermark_ok+0x180/0x180
[ 2551.791723]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2551.796797]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2551.801784]  ? trace_hardirqs_on+0xd/0x10
[ 2551.805908]  schedule+0xf5/0x430
[ 2551.809248]  ? __schedule+0x2060/0x2060
[ 2551.813194]  ? _find_next_bit+0xee/0x120
[ 2551.817230]  ? find_next_bit+0x27/0x30
[ 2551.821092]  ? cpumask_next+0x24/0x30
[ 2551.824868]  ? set_pgdat_percpu_threshold+0x17d/0x230
[ 2551.830033]  ? calculate_pressure_threshold+0xc0/0xc0
[ 2551.835198]  kswapd+0x16b1/0x1e60
[ 2551.838650]  ? finish_task_switch+0x4cc/0x740
[ 2551.843123]  ? mem_cgroup_shrink_node+0xa00/0xa00
[ 2551.847951]  ? __schedule+0x8f3/0x2060
[ 2551.851839]  ? find_held_lock+0x35/0x1d0
[ 2551.855880]  ? find_held_lock+0x35/0x1d0
[ 2551.859923]  ? complete+0x62/0x80
[ 2551.863352]  ? schedule+0xf5/0x430
[ 2551.866864]  ? __schedule+0x2060/0x2060
[ 2551.870806]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2551.875099]  ? prepare_to_wait+0x4d0/0x4d0
[ 2551.879303]  ? do_raw_spin_trylock+0x190/0x190
[ 2551.883854]  ? lockdep_init_map+0x9/0x10
[ 2551.887883]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2551.892959]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2551.897944]  ? trace_hardirqs_on+0xd/0x10
[ 2551.902062]  ? __kthread_parkme+0x175/0x240
[ 2551.906357]  kthread+0x33c/0x400
[ 2551.909696]  ? mem_cgroup_shrink_node+0xa00/0xa00
[ 2551.914505]  ? kthread_stop+0x7a0/0x7a0
[ 2551.918454]  ret_from_fork+0x24/0x30
[ 2551.922160] nfsiod          I26400  1050      2 0x80000000
[ 2551.927770] Call Trace:
[ 2551.930329]  __schedule+0x8eb/0x2060
[ 2551.934030]  ? __sched_text_start+0x8/0x8
[ 2551.938146]  ? check_noncircular+0x20/0x20
[ 2551.942354]  ? find_held_lock+0x35/0x1d0
[ 2551.946397]  ? set_user_nice+0x4fb/0x890
[ 2551.950428]  ? lock_downgrade+0x980/0x980
[ 2551.954567]  schedule+0xf5/0x430
[ 2551.957904]  ? lock_downgrade+0x980/0x980
[ 2551.962028]  ? __schedule+0x2060/0x2060
[ 2551.965973]  ? lock_release+0xa40/0xa40
[ 2551.969921]  ? set_user_nice+0x4fb/0x890
[ 2551.973956]  ? do_raw_spin_trylock+0x190/0x190
[ 2551.978508]  ? resched_curr+0x1a0/0x1a0
[ 2551.982452]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2551.986921]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2551.991912]  rescuer_thread+0xf4b/0x1460
[ 2551.995963]  ? lock_downgrade+0x980/0x980
[ 2552.000094]  ? do_raw_spin_trylock+0x190/0x190
[ 2552.004648]  ? worker_thread+0x1990/0x1990
[ 2552.008856]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2552.013844]  ? trace_hardirqs_on+0xd/0x10
[ 2552.017959]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2552.022429]  ? finish_task_switch+0x1d3/0x740
[ 2552.026890]  ? finish_task_switch+0x1aa/0x740
[ 2552.031361]  ? copy_overflow+0x20/0x20
[ 2552.035234]  ? __schedule+0x8f3/0x2060
[ 2552.039104]  ? __sched_text_start+0x8/0x8
[ 2552.043237]  ? find_held_lock+0x35/0x1d0
[ 2552.047276]  ? find_held_lock+0x35/0x1d0
[ 2552.051316]  ? complete+0x62/0x80
[ 2552.054750]  ? __schedule+0x2060/0x2060
[ 2552.058692]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2552.062983]  ? __lockdep_init_map+0xe4/0x650
[ 2552.067362]  ? do_raw_spin_trylock+0x190/0x190
[ 2552.071916]  ? lockdep_init_map+0x9/0x10
[ 2552.075947]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2552.081024]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2552.086014]  ? trace_hardirqs_on+0xd/0x10
[ 2552.090131]  ? __kthread_parkme+0x175/0x240
[ 2552.094431]  kthread+0x33c/0x400
[ 2552.097767]  ? worker_thread+0x1990/0x1990
[ 2552.101968]  ? kthread_stop+0x7a0/0x7a0
[ 2552.105921]  ret_from_fork+0x24/0x30
[ 2552.109628] pencrypt        I26400  1083      2 0x80000000
[ 2552.115238] Call Trace:
[ 2552.117799]  __schedule+0x8eb/0x2060
[ 2552.121494]  ? __sched_text_start+0x8/0x8
[ 2552.125613]  ? check_noncircular+0x20/0x20
[ 2552.129831]  ? find_held_lock+0x35/0x1d0
[ 2552.133871]  ? set_user_nice+0x4fb/0x890
[ 2552.137912]  ? lock_downgrade+0x980/0x980
[ 2552.142056]  schedule+0xf5/0x430
[ 2552.145393]  ? lock_downgrade+0x980/0x980
[ 2552.149513]  ? __schedule+0x2060/0x2060
[ 2552.153460]  ? lock_release+0xa40/0xa40
[ 2552.157403]  ? set_user_nice+0x4fb/0x890
[ 2552.161437]  ? do_raw_spin_trylock+0x190/0x190
[ 2552.165990]  ? resched_curr+0x1a0/0x1a0
[ 2552.169933]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2552.174401]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2552.179393]  rescuer_thread+0xf4b/0x1460
[ 2552.183443]  ? lock_downgrade+0x980/0x980
[ 2552.187574]  ? do_raw_spin_trylock+0x190/0x190
[ 2552.192130]  ? worker_thread+0x1990/0x1990
[ 2552.196338]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2552.201325]  ? trace_hardirqs_on+0xd/0x10
[ 2552.205443]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2552.209911]  ? finish_task_switch+0x1d3/0x740
[ 2552.214373]  ? finish_task_switch+0x1aa/0x740
[ 2552.218845]  ? copy_overflow+0x20/0x20
[ 2552.222718]  ? __schedule+0x8f3/0x2060
[ 2552.226586]  ? __sched_text_start+0x8/0x8
[ 2552.230719]  ? find_held_lock+0x35/0x1d0
[ 2552.234761]  ? find_held_lock+0x35/0x1d0
[ 2552.238801]  ? complete+0x62/0x80
[ 2552.242237]  ? __schedule+0x2060/0x2060
[ 2552.246178]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2552.250467]  ? __lockdep_init_map+0xe4/0x650
[ 2552.254846]  ? do_raw_spin_trylock+0x190/0x190
[ 2552.259396]  ? lockdep_init_map+0x9/0x10
[ 2552.263428]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2552.268507]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2552.273492]  ? trace_hardirqs_on+0xd/0x10
[ 2552.277610]  ? __kthread_parkme+0x175/0x240
[ 2552.281907]  kthread+0x33c/0x400
[ 2552.285243]  ? worker_thread+0x1990/0x1990
[ 2552.289445]  ? kthread_stop+0x7a0/0x7a0
[ 2552.293392]  ret_from_fork+0x24/0x30
[ 2552.297097] pdecrypt        I26400  1085      2 0x80000000
[ 2552.302703] Call Trace:
[ 2552.305263]  __schedule+0x8eb/0x2060
[ 2552.308959]  ? __sched_text_start+0x8/0x8
[ 2552.313078]  ? check_noncircular+0x20/0x20
[ 2552.317286]  ? find_held_lock+0x35/0x1d0
[ 2552.321323]  ? retint_kernel+0x10/0x10
[ 2552.325184]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2552.330182]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2552.334943]  schedule+0xf5/0x430
[ 2552.338282]  ? lock_downgrade+0x980/0x980
[ 2552.342407]  ? __schedule+0x2060/0x2060
[ 2552.346352]  ? lock_release+0xa40/0xa40
[ 2552.350295]  ? set_user_nice+0x4fb/0x890
[ 2552.354330]  ? do_raw_spin_trylock+0x190/0x190
[ 2552.358881]  ? resched_curr+0x1a0/0x1a0
[ 2552.362825]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2552.367294]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2552.372288]  rescuer_thread+0xf4b/0x1460
[ 2552.376335]  ? lock_downgrade+0x980/0x980
[ 2552.380453]  ? load_balance+0x34c0/0x34c0
[ 2552.384579]  ? do_raw_spin_trylock+0x190/0x190
[ 2552.389134]  ? worker_thread+0x1990/0x1990
[ 2552.393343]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2552.398332]  ? trace_hardirqs_on+0xd/0x10
[ 2552.402451]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2552.406915]  ? finish_task_switch+0x1d3/0x740
[ 2552.411376]  ? finish_task_switch+0x1aa/0x740
[ 2552.415850]  ? copy_overflow+0x20/0x20
[ 2552.419723]  ? __schedule+0x8f3/0x2060
[ 2552.423593]  ? __sched_text_start+0x8/0x8
[ 2552.427726]  ? find_held_lock+0x35/0x1d0
[ 2552.431768]  ? find_held_lock+0x35/0x1d0
[ 2552.435809]  ? complete+0x62/0x80
[ 2552.439244]  ? __schedule+0x2060/0x2060
[ 2552.443188]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2552.447491]  ? __lockdep_init_map+0xe4/0x650
[ 2552.451876]  ? do_raw_spin_trylock+0x190/0x190
[ 2552.456430]  ? lockdep_init_map+0x9/0x10
[ 2552.460459]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2552.465535]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2552.470522]  ? trace_hardirqs_on+0xd/0x10
[ 2552.474638]  ? __kthread_parkme+0x175/0x240
[ 2552.478936]  kthread+0x33c/0x400
[ 2552.482273]  ? worker_thread+0x1990/0x1990
[ 2552.486475]  ? kthread_stop+0x7a0/0x7a0
[ 2552.490424]  ret_from_fork+0x24/0x30
[ 2552.494133] kthrotld        I26400  1152      2 0x80000000
[ 2552.499742] Call Trace:
[ 2552.502305]  __schedule+0x8eb/0x2060
[ 2552.506000]  ? __sched_text_start+0x8/0x8
[ 2552.510123]  ? check_noncircular+0x20/0x20
[ 2552.514329]  ? find_held_lock+0x35/0x1d0
[ 2552.518371]  ? set_user_nice+0x4fb/0x890
[ 2552.522408]  ? lock_downgrade+0x980/0x980
[ 2552.526551]  schedule+0xf5/0x430
[ 2552.529890]  ? lock_downgrade+0x980/0x980
[ 2552.534013]  ? __schedule+0x2060/0x2060
[ 2552.537962]  ? lock_release+0xa40/0xa40
[ 2552.541906]  ? set_user_nice+0x4fb/0x890
[ 2552.545940]  ? do_raw_spin_trylock+0x190/0x190
[ 2552.550491]  ? resched_curr+0x1a0/0x1a0
[ 2552.554435]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2552.558904]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2552.563897]  rescuer_thread+0xf4b/0x1460
[ 2552.567947]  ? lock_downgrade+0x980/0x980
[ 2552.572080]  ? do_raw_spin_trylock+0x190/0x190
[ 2552.576636]  ? worker_thread+0x1990/0x1990
[ 2552.580843]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2552.585830]  ? trace_hardirqs_on+0xd/0x10
[ 2552.589946]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2552.594409]  ? finish_task_switch+0x1d3/0x740
[ 2552.598875]  ? finish_task_switch+0x1aa/0x740
[ 2552.603347]  ? copy_overflow+0x20/0x20
[ 2552.607222]  ? __schedule+0x8f3/0x2060
[ 2552.611089]  ? __sched_text_start+0x8/0x8
[ 2552.615223]  ? find_held_lock+0x35/0x1d0
[ 2552.619263]  ? find_held_lock+0x35/0x1d0
[ 2552.623305]  ? complete+0x62/0x80
[ 2552.626739]  ? __schedule+0x2060/0x2060
[ 2552.630680]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2552.634971]  ? __lockdep_init_map+0xe4/0x650
[ 2552.639350]  ? do_raw_spin_trylock+0x190/0x190
[ 2552.643905]  ? lockdep_init_map+0x9/0x10
[ 2552.647942]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2552.653022]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2552.658012]  ? trace_hardirqs_on+0xd/0x10
[ 2552.662133]  ? __kthread_parkme+0x175/0x240
[ 2552.666429]  kthread+0x33c/0x400
[ 2552.669769]  ? worker_thread+0x1990/0x1990
[ 2552.673969]  ? kthread_stop+0x7a0/0x7a0
[ 2552.677918]  ret_from_fork+0x24/0x30
[ 2552.681623] acpi_thermal_pm I26400  1174      2 0x80000000
[ 2552.687239] Call Trace:
[ 2552.689801]  __schedule+0x8eb/0x2060
[ 2552.693494]  ? __sched_text_start+0x8/0x8
[ 2552.697613]  ? check_noncircular+0x20/0x20
[ 2552.701820]  ? find_held_lock+0x35/0x1d0
[ 2552.705863]  ? set_user_nice+0x4fb/0x890
[ 2552.709898]  ? lock_downgrade+0x980/0x980
[ 2552.714045]  schedule+0xf5/0x430
[ 2552.717384]  ? lock_downgrade+0x980/0x980
[ 2552.721500]  ? __schedule+0x2060/0x2060
[ 2552.725443]  ? lock_release+0xa40/0xa40
[ 2552.729386]  ? set_user_nice+0x4fb/0x890
[ 2552.733423]  ? do_raw_spin_trylock+0x190/0x190
[ 2552.737974]  ? resched_curr+0x1a0/0x1a0
[ 2552.741919]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2552.746387]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2552.751381]  rescuer_thread+0xf4b/0x1460
[ 2552.755412]  ? do_raw_spin_trylock+0x190/0x190
[ 2552.759966]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2552.765044]  ? trace_hardirqs_on+0xd/0x10
[ 2552.769170]  ? __free_pages+0xd8/0x150
[ 2552.773029]  ? free_unref_page+0x9e0/0x9e0
[ 2552.777233]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2552.782219]  ? worker_thread+0x1990/0x1990
[ 2552.786423]  ? account_kernel_stack+0x155/0x1f0
[ 2552.791081]  ? put_task_stack+0x116/0x270
[ 2552.795210]  ? finish_task_switch+0x4cc/0x740
[ 2552.799681]  ? copy_overflow+0x20/0x20
[ 2552.803552]  ? __schedule+0x8f3/0x2060
[ 2552.807421]  ? __sched_text_start+0x8/0x8
[ 2552.811537]  ? lock_downgrade+0x980/0x980
[ 2552.815660]  ? lock_release+0xa40/0xa40
[ 2552.819610]  ? find_held_lock+0x35/0x1d0
[ 2552.823651]  ? find_held_lock+0x35/0x1d0
[ 2552.827695]  ? complete+0x62/0x80
[ 2552.831129]  ? __schedule+0x2060/0x2060
[ 2552.835072]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2552.839363]  ? __lockdep_init_map+0xe4/0x650
[ 2552.843743]  ? do_raw_spin_trylock+0x190/0x190
[ 2552.848293]  ? lockdep_init_map+0x9/0x10
[ 2552.852324]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2552.857401]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2552.862388]  ? trace_hardirqs_on+0xd/0x10
[ 2552.866504]  ? __kthread_parkme+0x175/0x240
[ 2552.870800]  kthread+0x33c/0x400
[ 2552.874137]  ? worker_thread+0x1990/0x1990
[ 2552.878339]  ? kthread_stop+0x7a0/0x7a0
[ 2552.882286]  ret_from_fork+0x24/0x30
[ 2552.885991] kworker/0:1H    I21136  1240      2 0x80000000
[ 2552.891603] Call Trace:
[ 2552.894166]  __schedule+0x8eb/0x2060
[ 2552.897866]  ? __sched_text_start+0x8/0x8
[ 2552.901982]  ? check_noncircular+0x20/0x20
[ 2552.906186]  ? retint_kernel+0x10/0x10
[ 2552.910048]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2552.915039]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2552.919799]  schedule+0xf5/0x430
[ 2552.923138]  ? lock_downgrade+0x980/0x980
[ 2552.927255]  ? __schedule+0x2060/0x2060
[ 2552.931201]  ? lock_release+0xa40/0xa40
[ 2552.935145]  ? worker_pool_assign_id+0x1b0/0x1b0
[ 2552.939874]  ? do_raw_spin_trylock+0x190/0x190
[ 2552.944429]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2552.948898]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2552.953890]  worker_thread+0x492/0x1990
[ 2552.957864]  ? process_one_work+0x1b10/0x1b10
[ 2552.962336]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2552.966804]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2552.971793]  ? trace_hardirqs_on+0xd/0x10
[ 2552.975911]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2552.980375]  ? finish_task_switch+0x1d3/0x740
[ 2552.984837]  ? finish_task_switch+0x1aa/0x740
[ 2552.989309]  ? copy_overflow+0x20/0x20
[ 2552.993182]  ? __schedule+0x8f3/0x2060
[ 2552.997067]  ? find_held_lock+0x35/0x1d0
[ 2553.001107]  ? find_held_lock+0x35/0x1d0
[ 2553.005148]  ? complete+0x62/0x80
[ 2553.008586]  ? __schedule+0x2060/0x2060
[ 2553.012526]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2553.016818]  ? __lockdep_init_map+0xe4/0x650
[ 2553.021209]  ? do_raw_spin_trylock+0x190/0x190
[ 2553.025760]  ? lockdep_init_map+0x9/0x10
[ 2553.029791]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2553.034867]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2553.039855]  ? trace_hardirqs_on+0xd/0x10
[ 2553.043972]  ? __kthread_parkme+0x175/0x240
[ 2553.048267]  kthread+0x33c/0x400
[ 2553.051603]  ? process_one_work+0x1b10/0x1b10
[ 2553.056064]  ? kthread_stop+0x7a0/0x7a0
[ 2553.060018]  ret_from_fork+0x24/0x30
[ 2553.063726] kworker/1:1H    I20416  1241      2 0x80000000
[ 2553.069335] Call Trace:
[ 2553.071898]  __schedule+0x8eb/0x2060
[ 2553.075592]  ? __sched_text_start+0x8/0x8
[ 2553.079711]  ? check_noncircular+0x20/0x20
[ 2553.083915]  ? retint_kernel+0x10/0x10
[ 2553.087777]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2553.092766]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2553.097528]  schedule+0xf5/0x430
[ 2553.100863]  ? lock_downgrade+0x980/0x980
[ 2553.104981]  ? __schedule+0x2060/0x2060
[ 2553.108925]  ? lock_release+0xa40/0xa40
[ 2553.112869]  ? worker_pool_assign_id+0x1b0/0x1b0
[ 2553.117599]  ? do_raw_spin_trylock+0x190/0x190
[ 2553.122151]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2553.126618]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2553.131612]  worker_thread+0x492/0x1990
[ 2553.135583]  ? process_one_work+0x1b10/0x1b10
[ 2553.140052]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2553.144519]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2553.149504]  ? trace_hardirqs_on+0xd/0x10
[ 2553.153621]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2553.158085]  ? finish_task_switch+0x1d3/0x740
[ 2553.162547]  ? finish_task_switch+0x1aa/0x740
[ 2553.167021]  ? copy_overflow+0x20/0x20
[ 2553.170893]  ? __schedule+0x8f3/0x2060
[ 2553.174779]  ? find_held_lock+0x35/0x1d0
[ 2553.178822]  ? find_held_lock+0x35/0x1d0
[ 2553.182866]  ? complete+0x62/0x80
[ 2553.186303]  ? __schedule+0x2060/0x2060
[ 2553.190244]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2553.194537]  ? __lockdep_init_map+0xe4/0x650
[ 2553.198916]  ? do_raw_spin_trylock+0x190/0x190
[ 2553.203467]  ? lockdep_init_map+0x9/0x10
[ 2553.207498]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2553.212575]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2553.217562]  ? trace_hardirqs_on+0xd/0x10
[ 2553.221678]  ? __kthread_parkme+0x175/0x240
[ 2553.225977]  kthread+0x33c/0x400
[ 2553.229311]  ? process_one_work+0x1b10/0x1b10
[ 2553.233772]  ? kthread_stop+0x7a0/0x7a0
[ 2553.237719]  ret_from_fork+0x24/0x30
[ 2553.241425] scsi_eh_0       S27248  1249      2 0x80000000
[ 2553.247026] Call Trace:
[ 2553.249587]  __schedule+0x8eb/0x2060
[ 2553.253282]  ? __sched_text_start+0x8/0x8
[ 2553.257407]  ? lock_release+0xa40/0xa40
[ 2553.261352]  ? compat_start_thread+0x80/0x80
[ 2553.265730]  ? do_raw_spin_trylock+0x190/0x190
[ 2553.270285]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2553.274752]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2553.279741]  ? trace_hardirqs_on+0xd/0x10
[ 2553.283858]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2553.288323]  ? finish_task_switch+0x1d3/0x740
[ 2553.292786]  ? finish_task_switch+0x1aa/0x740
[ 2553.297256]  ? copy_overflow+0x20/0x20
[ 2553.301118]  schedule+0xf5/0x430
[ 2553.304460]  ? __schedule+0x2060/0x2060
[ 2553.308406]  ? __schedule+0x8f3/0x2060
[ 2553.312273]  ? __sched_text_start+0x8/0x8
[ 2553.316410]  scsi_error_handler+0x50b/0x1160
[ 2553.320800]  ? scsi_eh_get_sense+0x7c0/0x7c0
[ 2553.325190]  ? complete+0x62/0x80
[ 2553.328616]  ? schedule+0xf5/0x430
[ 2553.332130]  ? __schedule+0x2060/0x2060
[ 2553.336072]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2553.340362]  ? __lockdep_init_map+0xe4/0x650
[ 2553.344742]  ? do_raw_spin_trylock+0x190/0x190
[ 2553.349292]  ? lockdep_init_map+0x9/0x10
[ 2553.353322]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2553.358398]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2553.363386]  ? trace_hardirqs_on+0xd/0x10
[ 2553.367501]  ? __kthread_parkme+0x175/0x240
[ 2553.371798]  kthread+0x33c/0x400
[ 2553.375135]  ? scsi_eh_get_sense+0x7c0/0x7c0
[ 2553.379509]  ? kthread_stop+0x7a0/0x7a0
[ 2553.383455]  ret_from_fork+0x24/0x30
[ 2553.387158] scsi_tmf_0      I26400  1250      2 0x80000000
[ 2553.392778] Call Trace:
[ 2553.395338]  __schedule+0x8eb/0x2060
[ 2553.399035]  ? __sched_text_start+0x8/0x8
[ 2553.403154]  ? check_noncircular+0x20/0x20
[ 2553.407363]  ? find_held_lock+0x35/0x1d0
[ 2553.411403]  ? set_user_nice+0x4fb/0x890
[ 2553.415437]  ? lock_downgrade+0x980/0x980
[ 2553.419580]  schedule+0xf5/0x430
[ 2553.422916]  ? lock_downgrade+0x980/0x980
[ 2553.427035]  ? __schedule+0x2060/0x2060
[ 2553.430981]  ? lock_release+0xa40/0xa40
[ 2553.434926]  ? set_user_nice+0x4fb/0x890
[ 2553.438963]  ? do_raw_spin_trylock+0x190/0x190
[ 2553.443515]  ? resched_curr+0x1a0/0x1a0
[ 2553.447459]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2553.451928]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2553.456923]  rescuer_thread+0xf4b/0x1460
[ 2553.460971]  ? lock_downgrade+0x980/0x980
[ 2553.465104]  ? do_raw_spin_trylock+0x190/0x190
[ 2553.469659]  ? worker_thread+0x1990/0x1990
[ 2553.473864]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2553.479471]  ? trace_hardirqs_on+0xd/0x10
[ 2553.483588]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2553.488052]  ? finish_task_switch+0x1d3/0x740
[ 2553.492512]  ? finish_task_switch+0x1aa/0x740
[ 2553.496983]  ? copy_overflow+0x20/0x20
[ 2553.500855]  ? __schedule+0x8f3/0x2060
[ 2553.504724]  ? __sched_text_start+0x8/0x8
[ 2553.508860]  ? find_held_lock+0x35/0x1d0
[ 2553.512902]  ? find_held_lock+0x35/0x1d0
[ 2553.516946]  ? complete+0x62/0x80
[ 2553.520385]  ? __schedule+0x2060/0x2060
[ 2553.524327]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2553.528619]  ? __lockdep_init_map+0xe4/0x650
[ 2553.533000]  ? do_raw_spin_trylock+0x190/0x190
[ 2553.537554]  ? lockdep_init_map+0x9/0x10
[ 2553.541582]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2553.546657]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2553.551643]  ? trace_hardirqs_on+0xd/0x10
[ 2553.555761]  ? __kthread_parkme+0x175/0x240
[ 2553.560059]  kthread+0x33c/0x400
[ 2553.563399]  ? worker_thread+0x1990/0x1990
[ 2553.567601]  ? kthread_stop+0x7a0/0x7a0
[ 2553.571547]  ret_from_fork+0x24/0x30
[ 2553.575255] qat_device_rese I26400  1321      2 0x80000000
[ 2553.580865] Call Trace:
[ 2553.583426]  __schedule+0x8eb/0x2060
[ 2553.587120]  ? __sched_text_start+0x8/0x8
[ 2553.591236]  ? check_noncircular+0x20/0x20
[ 2553.595443]  ? find_held_lock+0x35/0x1d0
[ 2553.599482]  ? set_user_nice+0x4fb/0x890
[ 2553.603512]  ? lock_downgrade+0x980/0x980
[ 2553.607654]  schedule+0xf5/0x430
[ 2553.610990]  ? lock_downgrade+0x980/0x980
[ 2553.615109]  ? __schedule+0x2060/0x2060
[ 2553.619055]  ? lock_release+0xa40/0xa40
[ 2553.622998]  ? set_user_nice+0x4fb/0x890
[ 2553.627035]  ? do_raw_spin_trylock+0x190/0x190
[ 2553.631588]  ? resched_curr+0x1a0/0x1a0
[ 2553.635530]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2553.639997]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2553.644994]  rescuer_thread+0xf4b/0x1460
[ 2553.649048]  ? lock_downgrade+0x980/0x980
[ 2553.653168]  ? load_balance+0x34c0/0x34c0
[ 2553.657299]  ? do_raw_spin_trylock+0x190/0x190
[ 2553.661854]  ? worker_thread+0x1990/0x1990
[ 2553.666059]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2553.671044]  ? trace_hardirqs_on+0xd/0x10
[ 2553.675162]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2553.679626]  ? finish_task_switch+0x1d3/0x740
[ 2553.684089]  ? finish_task_switch+0x1aa/0x740
[ 2553.688557]  ? copy_overflow+0x20/0x20
[ 2553.692446]  ? __schedule+0x8f3/0x2060
[ 2553.696327]  ? __sched_text_start+0x8/0x8
[ 2553.700442]  ? lock_downgrade+0x980/0x980
[ 2553.704566]  ? lock_release+0xa40/0xa40
[ 2553.708519]  ? find_held_lock+0x35/0x1d0
[ 2553.712559]  ? find_held_lock+0x35/0x1d0
[ 2553.716600]  ? complete+0x62/0x80
[ 2553.720039]  ? __schedule+0x2060/0x2060
[ 2553.723982]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2553.728270]  ? __lockdep_init_map+0xe4/0x650
[ 2553.732650]  ? do_raw_spin_trylock+0x190/0x190
[ 2553.737203]  ? lockdep_init_map+0x9/0x10
[ 2553.741232]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2553.746307]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2553.751294]  ? trace_hardirqs_on+0xd/0x10
[ 2553.755415]  ? __kthread_parkme+0x175/0x240
[ 2553.759719]  kthread+0x33c/0x400
[ 2553.763059]  ? worker_thread+0x1990/0x1990
[ 2553.767262]  ? kthread_stop+0x7a0/0x7a0
[ 2553.771209]  ret_from_fork+0x24/0x30
[ 2553.774912] qat_pf2vf_resp_ I26400  1322      2 0x80000000
[ 2553.780524] Call Trace:
[ 2553.783088]  __schedule+0x8eb/0x2060
[ 2553.786784]  ? __sched_text_start+0x8/0x8
[ 2553.790900]  ? check_noncircular+0x20/0x20
[ 2553.795108]  ? find_held_lock+0x35/0x1d0
[ 2553.799152]  ? set_user_nice+0x4fb/0x890
[ 2553.803182]  ? lock_downgrade+0x980/0x980
[ 2553.807325]  schedule+0xf5/0x430
[ 2553.810664]  ? lock_downgrade+0x980/0x980
[ 2553.814782]  ? __schedule+0x2060/0x2060
[ 2553.818727]  ? lock_release+0xa40/0xa40
[ 2553.822672]  ? set_user_nice+0x4fb/0x890
[ 2553.826706]  ? do_raw_spin_trylock+0x190/0x190
[ 2553.831257]  ? resched_curr+0x1a0/0x1a0
[ 2553.835200]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2553.839675]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2553.844677]  rescuer_thread+0xf4b/0x1460
[ 2553.848728]  ? lock_downgrade+0x980/0x980
[ 2553.852848]  ? load_balance+0x34c0/0x34c0
[ 2553.856977]  ? do_raw_spin_trylock+0x190/0x190
[ 2553.861530]  ? worker_thread+0x1990/0x1990
[ 2553.865735]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2553.870723]  ? trace_hardirqs_on+0xd/0x10
[ 2553.874841]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2553.879306]  ? finish_task_switch+0x1d3/0x740
[ 2553.883767]  ? finish_task_switch+0x1aa/0x740
[ 2553.888248]  ? copy_overflow+0x20/0x20
[ 2553.892120]  ? __schedule+0x8f3/0x2060
[ 2553.895986]  ? __sched_text_start+0x8/0x8
[ 2553.900120]  ? find_held_lock+0x35/0x1d0
[ 2553.904163]  ? find_held_lock+0x35/0x1d0
[ 2553.908205]  ? complete+0x62/0x80
[ 2553.911640]  ? __schedule+0x2060/0x2060
[ 2553.915581]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2553.919873]  ? __lockdep_init_map+0xe4/0x650
[ 2553.924251]  ? do_raw_spin_trylock+0x190/0x190
[ 2553.928805]  ? lockdep_init_map+0x9/0x10
[ 2553.932835]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2553.937910]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2553.942895]  ? trace_hardirqs_on+0xd/0x10
[ 2553.947019]  ? __kthread_parkme+0x175/0x240
[ 2553.951317]  kthread+0x33c/0x400
[ 2553.954653]  ? worker_thread+0x1990/0x1990
[ 2553.958852]  ? kthread_stop+0x7a0/0x7a0
[ 2553.962800]  ret_from_fork+0x24/0x30
[ 2553.966504] adf_vf_stop_wq  I24144  1323      2 0x80000000
[ 2553.972111] Call Trace:
[ 2553.974671]  __schedule+0x8eb/0x2060
[ 2553.978366]  ? __sched_text_start+0x8/0x8
[ 2553.982484]  ? check_noncircular+0x20/0x20
[ 2553.986693]  ? find_held_lock+0x35/0x1d0
[ 2553.990737]  ? set_user_nice+0x4fb/0x890
[ 2553.994771]  ? lock_downgrade+0x980/0x980
[ 2553.998910]  schedule+0xf5/0x430
[ 2554.002246]  ? lock_downgrade+0x980/0x980
[ 2554.006366]  ? __schedule+0x2060/0x2060
[ 2554.010314]  ? lock_release+0xa40/0xa40
[ 2554.014260]  ? set_user_nice+0x4fb/0x890
[ 2554.018295]  ? do_raw_spin_trylock+0x190/0x190
[ 2554.022846]  ? resched_curr+0x1a0/0x1a0
[ 2554.026788]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2554.031256]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2554.036253]  rescuer_thread+0xf4b/0x1460
[ 2554.040313]  ? lock_downgrade+0x980/0x980
[ 2554.044430]  ? load_balance+0x34c0/0x34c0
[ 2554.048558]  ? do_raw_spin_trylock+0x190/0x190
[ 2554.053112]  ? worker_thread+0x1990/0x1990
[ 2554.057318]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2554.062308]  ? trace_hardirqs_on+0xd/0x10
[ 2554.066423]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2554.070887]  ? finish_task_switch+0x1d3/0x740
[ 2554.075348]  ? finish_task_switch+0x1aa/0x740
[ 2554.079817]  ? copy_overflow+0x20/0x20
[ 2554.083690]  ? __schedule+0x8f3/0x2060
[ 2554.087559]  ? __sched_text_start+0x8/0x8
[ 2554.091694]  ? find_held_lock+0x35/0x1d0
[ 2554.095735]  ? find_held_lock+0x35/0x1d0
[ 2554.099779]  ? complete+0x62/0x80
[ 2554.103215]  ? __schedule+0x2060/0x2060
[ 2554.107158]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2554.111449]  ? __lockdep_init_map+0xe4/0x650
[ 2554.115831]  ? do_raw_spin_trylock+0x190/0x190
[ 2554.120383]  ? lockdep_init_map+0x9/0x10
[ 2554.124414]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2554.129490]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2554.134476]  ? trace_hardirqs_on+0xd/0x10
[ 2554.138592]  ? __kthread_parkme+0x175/0x240
[ 2554.142890]  kthread+0x33c/0x400
[ 2554.146226]  ? worker_thread+0x1990/0x1990
[ 2554.150428]  ? kthread_stop+0x7a0/0x7a0
[ 2554.154375]  ret_from_fork+0x24/0x30
[ 2554.158080] ipv6_addrconf   I26400  1409      2 0x80000000
[ 2554.163691] Call Trace:
[ 2554.166253]  __schedule+0x8eb/0x2060
[ 2554.169949]  ? __sched_text_start+0x8/0x8
[ 2554.174066]  ? check_noncircular+0x20/0x20
[ 2554.178275]  ? find_held_lock+0x35/0x1d0
[ 2554.182315]  ? set_user_nice+0x4fb/0x890
[ 2554.186347]  ? lock_downgrade+0x980/0x980
[ 2554.190488]  schedule+0xf5/0x430
[ 2554.193825]  ? lock_downgrade+0x980/0x980
[ 2554.197944]  ? __schedule+0x2060/0x2060
[ 2554.201889]  ? lock_release+0xa40/0xa40
[ 2554.205834]  ? set_user_nice+0x4fb/0x890
[ 2554.209869]  ? do_raw_spin_trylock+0x190/0x190
[ 2554.214421]  ? resched_curr+0x1a0/0x1a0
[ 2554.218368]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2554.222834]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2554.227825]  rescuer_thread+0xf4b/0x1460
[ 2554.231877]  ? lock_downgrade+0x980/0x980
[ 2554.236018]  ? do_raw_spin_trylock+0x190/0x190
[ 2554.240575]  ? worker_thread+0x1990/0x1990
[ 2554.244779]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2554.249769]  ? trace_hardirqs_on+0xd/0x10
[ 2554.253888]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2554.258351]  ? finish_task_switch+0x1d3/0x740
[ 2554.262814]  ? finish_task_switch+0x1aa/0x740
[ 2554.267285]  ? copy_overflow+0x20/0x20
[ 2554.271159]  ? __schedule+0x8f3/0x2060
[ 2554.275033]  ? __sched_text_start+0x8/0x8
[ 2554.279166]  ? find_held_lock+0x35/0x1d0
[ 2554.283207]  ? find_held_lock+0x35/0x1d0
[ 2554.287248]  ? complete+0x62/0x80
[ 2554.290685]  ? __schedule+0x2060/0x2060
[ 2554.294629]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2554.298921]  ? __lockdep_init_map+0xe4/0x650
[ 2554.303300]  ? do_raw_spin_trylock+0x190/0x190
[ 2554.307850]  ? lockdep_init_map+0x9/0x10
[ 2554.311881]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2554.316955]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2554.321944]  ? trace_hardirqs_on+0xd/0x10
[ 2554.326064]  ? __kthread_parkme+0x175/0x240
[ 2554.330362]  kthread+0x33c/0x400
[ 2554.333697]  ? worker_thread+0x1990/0x1990
[ 2554.337897]  ? kthread_stop+0x7a0/0x7a0
[ 2554.341843]  ret_from_fork+0x24/0x30
[ 2554.345548] dsa_ordered     I26400  1416      2 0x80000000
[ 2554.351159] Call Trace:
[ 2554.353718]  __schedule+0x8eb/0x2060
[ 2554.357414]  ? __sched_text_start+0x8/0x8
[ 2554.361533]  ? check_noncircular+0x20/0x20
[ 2554.365743]  ? find_held_lock+0x35/0x1d0
[ 2554.369786]  ? set_user_nice+0x4fb/0x890
[ 2554.373817]  ? lock_downgrade+0x980/0x980
[ 2554.377957]  schedule+0xf5/0x430
[ 2554.381296]  ? lock_downgrade+0x980/0x980
[ 2554.385416]  ? __schedule+0x2060/0x2060
[ 2554.389361]  ? lock_release+0xa40/0xa40
[ 2554.393307]  ? set_user_nice+0x4fb/0x890
[ 2554.397342]  ? do_raw_spin_trylock+0x190/0x190
[ 2554.401892]  ? resched_curr+0x1a0/0x1a0
[ 2554.405836]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2554.410305]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2554.415300]  rescuer_thread+0xf4b/0x1460
[ 2554.419351]  ? lock_downgrade+0x980/0x980
[ 2554.423484]  ? do_raw_spin_trylock+0x190/0x190
[ 2554.428041]  ? worker_thread+0x1990/0x1990
[ 2554.432248]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2554.437236]  ? trace_hardirqs_on+0xd/0x10
[ 2554.441352]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2554.445817]  ? finish_task_switch+0x1d3/0x740
[ 2554.450279]  ? finish_task_switch+0x1aa/0x740
[ 2554.454748]  ? copy_overflow+0x20/0x20
[ 2554.458621]  ? __schedule+0x8f3/0x2060
[ 2554.462491]  ? __sched_text_start+0x8/0x8
[ 2554.466625]  ? find_held_lock+0x35/0x1d0
[ 2554.470668]  ? find_held_lock+0x35/0x1d0
[ 2554.474708]  ? complete+0x62/0x80
[ 2554.478144]  ? __schedule+0x2060/0x2060
[ 2554.482086]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2554.486375]  ? __lockdep_init_map+0xe4/0x650
[ 2554.490755]  ? do_raw_spin_trylock+0x190/0x190
[ 2554.495305]  ? lockdep_init_map+0x9/0x10
[ 2554.499340]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2554.504428]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2554.509413]  ? trace_hardirqs_on+0xd/0x10
[ 2554.513532]  ? __kthread_parkme+0x175/0x240
[ 2554.517831]  kthread+0x33c/0x400
[ 2554.521168]  ? worker_thread+0x1990/0x1990
[ 2554.525371]  ? kthread_stop+0x7a0/0x7a0
[ 2554.529319]  ret_from_fork+0x24/0x30
[ 2554.533031] krfcommd        S24800  1417      2 0x80000000
[ 2554.538632] Call Trace:
[ 2554.541191]  __schedule+0x8eb/0x2060
[ 2554.544885]  ? __sched_text_start+0x8/0x8
[ 2554.549008]  ? check_noncircular+0x20/0x20
[ 2554.553213]  ? trace_hardirqs_on+0xd/0x10
[ 2554.557340]  ? rfcomm_run+0x6f7/0x4a10
[ 2554.561197]  ? save_stack+0x43/0xd0
[ 2554.564793]  ? kasan_kmalloc+0xad/0xe0
[ 2554.568653]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2554.573465]  ? debug_object_fixup+0x30/0x30
[ 2554.577758]  ? check_noncircular+0x20/0x20
[ 2554.581967]  ? find_held_lock+0x35/0x1d0
[ 2554.586016]  schedule+0xf5/0x430
[ 2554.589358]  ? __schedule+0x2060/0x2060
[ 2554.593310]  ? find_held_lock+0x35/0x1d0
[ 2554.597362]  ? add_wait_queue+0x1a9/0x290
[ 2554.601481]  ? lock_downgrade+0x980/0x980
[ 2554.605605]  schedule_timeout+0x1a3/0x230
[ 2554.609729]  ? usleep_range+0x190/0x190
[ 2554.613670]  ? wait_for_completion+0x770/0x770
[ 2554.618224]  ? lock_sock_nested+0x91/0x110
[ 2554.622428]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2554.627503]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2554.632496]  ? trace_hardirqs_on+0xd/0x10
[ 2554.636618]  wait_woken+0x10f/0x280
[ 2554.640219]  ? woken_wake_function+0x60/0x60
[ 2554.644621]  rfcomm_run+0x127a/0x4a10
[ 2554.648401]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2554.652869]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2554.657857]  ? trace_hardirqs_on+0xd/0x10
[ 2554.661977]  ? rfcomm_check_accept+0x210/0x210
[ 2554.666527]  ? finish_task_switch+0x1d3/0x740
[ 2554.671037]  ? __sched_text_start+0x8/0x8
[ 2554.675153]  ? lock_downgrade+0x980/0x980
[ 2554.679282]  ? lock_release+0xa40/0xa40
[ 2554.683241]  ? find_held_lock+0x35/0x1d0
[ 2554.687287]  ? __init_waitqueue_head+0x140/0x140
[ 2554.692026]  ? complete+0x62/0x80
[ 2554.695454]  ? schedule+0xf5/0x430
[ 2554.698969]  ? __schedule+0x2060/0x2060
[ 2554.702911]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2554.707200]  ? __lockdep_init_map+0xe4/0x650
[ 2554.711583]  ? do_raw_spin_trylock+0x190/0x190
[ 2554.716137]  ? lockdep_init_map+0x9/0x10
[ 2554.720166]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2554.725240]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2554.730238]  ? trace_hardirqs_on+0xd/0x10
[ 2554.734357]  ? __kthread_parkme+0x175/0x240
[ 2554.738653]  kthread+0x33c/0x400
[ 2554.741992]  ? rfcomm_check_accept+0x210/0x210
[ 2554.746541]  ? kthread_stop+0x7a0/0x7a0
[ 2554.750489]  ret_from_fork+0x24/0x30
[ 2554.754197] kkcmd           I26400  1419      2 0x80000000
[ 2554.759813] Call Trace:
[ 2554.762374]  __schedule+0x8eb/0x2060
[ 2554.766068]  ? __sched_text_start+0x8/0x8
[ 2554.770185]  ? check_noncircular+0x20/0x20
[ 2554.774394]  ? find_held_lock+0x35/0x1d0
[ 2554.778435]  ? set_user_nice+0x4fb/0x890
[ 2554.782465]  ? lock_downgrade+0x980/0x980
[ 2554.786605]  schedule+0xf5/0x430
[ 2554.789941]  ? lock_downgrade+0x980/0x980
[ 2554.794060]  ? __schedule+0x2060/0x2060
[ 2554.798008]  ? lock_release+0xa40/0xa40
[ 2554.801953]  ? set_user_nice+0x4fb/0x890
[ 2554.805988]  ? do_raw_spin_trylock+0x190/0x190
[ 2554.810540]  ? resched_curr+0x1a0/0x1a0
[ 2554.814482]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2554.818950]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2554.823945]  rescuer_thread+0xf4b/0x1460
[ 2554.827992]  ? lock_downgrade+0x980/0x980
[ 2554.832129]  ? do_raw_spin_trylock+0x190/0x190
[ 2554.836682]  ? worker_thread+0x1990/0x1990
[ 2554.840890]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2554.845877]  ? trace_hardirqs_on+0xd/0x10
[ 2554.849993]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2554.854462]  ? finish_task_switch+0x1d3/0x740
[ 2554.858923]  ? finish_task_switch+0x1aa/0x740
[ 2554.863396]  ? copy_overflow+0x20/0x20
[ 2554.867269]  ? __schedule+0x8f3/0x2060
[ 2554.871136]  ? __sched_text_start+0x8/0x8
[ 2554.875269]  ? find_held_lock+0x35/0x1d0
[ 2554.879312]  ? find_held_lock+0x35/0x1d0
[ 2554.883361]  ? complete+0x62/0x80
[ 2554.886796]  ? __schedule+0x2060/0x2060
[ 2554.890737]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2554.895030]  ? __lockdep_init_map+0xe4/0x650
[ 2554.899411]  ? do_raw_spin_trylock+0x190/0x190
[ 2554.903964]  ? lockdep_init_map+0x9/0x10
[ 2554.907997]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2554.913077]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2554.918064]  ? trace_hardirqs_on+0xd/0x10
[ 2554.922181]  ? __kthread_parkme+0x175/0x240
[ 2554.926478]  kthread+0x33c/0x400
[ 2554.929814]  ? worker_thread+0x1990/0x1990
[ 2554.934019]  ? kthread_stop+0x7a0/0x7a0
[ 2554.937966]  ret_from_fork+0x24/0x30
[ 2554.941671] kstrp           I26400  1420      2 0x80000000
[ 2554.947282] Call Trace:
[ 2554.949842]  __schedule+0x8eb/0x2060
[ 2554.953538]  ? __sched_text_start+0x8/0x8
[ 2554.957656]  ? check_noncircular+0x20/0x20
[ 2554.961864]  ? find_held_lock+0x35/0x1d0
[ 2554.965907]  ? set_user_nice+0x4fb/0x890
[ 2554.969940]  ? lock_downgrade+0x980/0x980
[ 2554.974079]  schedule+0xf5/0x430
[ 2554.977416]  ? lock_downgrade+0x980/0x980
[ 2554.981533]  ? __schedule+0x2060/0x2060
[ 2554.985479]  ? lock_release+0xa40/0xa40
[ 2554.989421]  ? set_user_nice+0x4fb/0x890
[ 2554.993454]  ? do_raw_spin_trylock+0x190/0x190
[ 2554.998005]  ? resched_curr+0x1a0/0x1a0
[ 2555.001951]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2555.006419]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2555.011413]  rescuer_thread+0xf4b/0x1460
[ 2555.015461]  ? lock_downgrade+0x980/0x980
[ 2555.019592]  ? do_raw_spin_trylock+0x190/0x190
[ 2555.024146]  ? worker_thread+0x1990/0x1990
[ 2555.028351]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2555.033339]  ? trace_hardirqs_on+0xd/0x10
[ 2555.037456]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2555.041922]  ? finish_task_switch+0x1d3/0x740
[ 2555.046383]  ? finish_task_switch+0x1aa/0x740
[ 2555.050851]  ? copy_overflow+0x20/0x20
[ 2555.054723]  ? __schedule+0x8f3/0x2060
[ 2555.058592]  ? __sched_text_start+0x8/0x8
[ 2555.062717]  ? find_held_lock+0x35/0x1d0
[ 2555.066760]  ? cache_grow_end.part.35+0x84/0x180
[ 2555.071489]  ? find_held_lock+0x35/0x1d0
[ 2555.075532]  ? complete+0x62/0x80
[ 2555.078967]  ? __schedule+0x2060/0x2060
[ 2555.082908]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2555.087199]  ? __lockdep_init_map+0xe4/0x650
[ 2555.091581]  ? do_raw_spin_trylock+0x190/0x190
[ 2555.096135]  ? lockdep_init_map+0x9/0x10
[ 2555.100165]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2555.105242]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2555.110231]  ? trace_hardirqs_on+0xd/0x10
[ 2555.114347]  ? __kthread_parkme+0x175/0x240
[ 2555.118642]  kthread+0x33c/0x400
[ 2555.121977]  ? worker_thread+0x1990/0x1990
[ 2555.126183]  ? kthread_stop+0x7a0/0x7a0
[ 2555.130130]  ret_from_fork+0x24/0x30
[ 2555.133833] krdsd           I26400  1421      2 0x80000000
[ 2555.139442] Call Trace:
[ 2555.142005]  __schedule+0x8eb/0x2060
[ 2555.145705]  ? __sched_text_start+0x8/0x8
[ 2555.149824]  ? check_noncircular+0x20/0x20
[ 2555.154033]  ? find_held_lock+0x35/0x1d0
[ 2555.158073]  ? set_user_nice+0x4fb/0x890
[ 2555.162104]  ? lock_downgrade+0x980/0x980
[ 2555.166243]  schedule+0xf5/0x430
[ 2555.169582]  ? lock_downgrade+0x980/0x980
[ 2555.173698]  ? __schedule+0x2060/0x2060
[ 2555.177642]  ? lock_release+0xa40/0xa40
[ 2555.181586]  ? set_user_nice+0x4fb/0x890
[ 2555.185621]  ? do_raw_spin_trylock+0x190/0x190
[ 2555.190173]  ? resched_curr+0x1a0/0x1a0
[ 2555.194117]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2555.198583]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2555.203575]  rescuer_thread+0xf4b/0x1460
[ 2555.207625]  ? lock_downgrade+0x980/0x980
[ 2555.211760]  ? do_raw_spin_trylock+0x190/0x190
[ 2555.216315]  ? worker_thread+0x1990/0x1990
[ 2555.220519]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2555.225505]  ? trace_hardirqs_on+0xd/0x10
[ 2555.229623]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2555.234088]  ? finish_task_switch+0x1d3/0x740
[ 2555.238550]  ? finish_task_switch+0x1aa/0x740
[ 2555.243026]  ? copy_overflow+0x20/0x20
[ 2555.246898]  ? __schedule+0x8f3/0x2060
[ 2555.250766]  ? __sched_text_start+0x8/0x8
[ 2555.254903]  ? find_held_lock+0x35/0x1d0
[ 2555.258943]  ? find_held_lock+0x35/0x1d0
[ 2555.262984]  ? complete+0x62/0x80
[ 2555.266419]  ? __schedule+0x2060/0x2060
[ 2555.270360]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2555.274651]  ? __lockdep_init_map+0xe4/0x650
[ 2555.279035]  ? do_raw_spin_trylock+0x190/0x190
[ 2555.283587]  ? lockdep_init_map+0x9/0x10
[ 2555.287618]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2555.292694]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2555.297682]  ? trace_hardirqs_on+0xd/0x10
[ 2555.301799]  ? __kthread_parkme+0x175/0x240
[ 2555.306094]  kthread+0x33c/0x400
[ 2555.309431]  ? worker_thread+0x1990/0x1990
[ 2555.313633]  ? kthread_stop+0x7a0/0x7a0
[ 2555.317581]  ret_from_fork+0x24/0x30
[ 2555.321285] jbd2/sda1-8     S17472  1485      2 0x80000000
[ 2555.326885] Call Trace:
[ 2555.329446]  __schedule+0x8eb/0x2060
[ 2555.333143]  ? __sched_text_start+0x8/0x8
[ 2555.337268]  ? check_noncircular+0x20/0x20
[ 2555.341473]  ? prepare_to_wait+0x192/0x4d0
[ 2555.345680]  ? lock_downgrade+0x980/0x980
[ 2555.349806]  ? lock_release+0xa40/0xa40
[ 2555.353759]  ? mark_held_locks+0xaf/0x100
[ 2555.357898]  schedule+0xf5/0x430
[ 2555.361237]  ? lock_downgrade+0x980/0x980
[ 2555.365356]  ? __schedule+0x2060/0x2060
[ 2555.369307]  ? try_to_del_timer_sync+0xe0/0x130
[ 2555.373951]  ? do_raw_write_trylock+0x190/0x190
[ 2555.378610]  kjournald2+0x69c/0x9f0
[ 2555.382221]  ? commit_timeout+0x40/0x40
[ 2555.386173]  ? complete+0x62/0x80
[ 2555.389599]  ? schedule+0xf5/0x430
[ 2555.393111]  ? __schedule+0x2060/0x2060
[ 2555.397053]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2555.401341]  ? __lockdep_init_map+0xe4/0x650
[ 2555.405723]  ? do_raw_spin_trylock+0x190/0x190
[ 2555.410275]  ? lockdep_init_map+0x9/0x10
[ 2555.414303]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2555.419376]  ? prepare_to_wait+0x4d0/0x4d0
[ 2555.423584]  ? trace_hardirqs_on+0xd/0x10
[ 2555.427700]  ? __kthread_parkme+0x175/0x240
[ 2555.431995]  kthread+0x33c/0x400
[ 2555.435332]  ? commit_timeout+0x40/0x40
[ 2555.439271]  ? kthread_stop+0x7a0/0x7a0
[ 2555.443219]  ret_from_fork+0x24/0x30
[ 2555.446924] ext4-rsv-conver I26400  1486      2 0x80000000
[ 2555.452533] Call Trace:
[ 2555.455094]  __schedule+0x8eb/0x2060
[ 2555.458788]  ? __sched_text_start+0x8/0x8
[ 2555.462906]  ? check_noncircular+0x20/0x20
[ 2555.467113]  ? find_held_lock+0x35/0x1d0
[ 2555.471155]  ? set_user_nice+0x4fb/0x890
[ 2555.475187]  ? lock_downgrade+0x980/0x980
[ 2555.479862]  schedule+0xf5/0x430
[ 2555.483199]  ? lock_downgrade+0x980/0x980
[ 2555.487318]  ? __schedule+0x2060/0x2060
[ 2555.491262]  ? lock_release+0xa40/0xa40
[ 2555.495207]  ? set_user_nice+0x4fb/0x890
[ 2555.499241]  ? do_raw_spin_trylock+0x190/0x190
[ 2555.503790]  ? resched_curr+0x1a0/0x1a0
[ 2555.507732]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2555.512199]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2555.517192]  rescuer_thread+0xf4b/0x1460
[ 2555.521242]  ? lock_downgrade+0x980/0x980
[ 2555.525374]  ? do_raw_spin_trylock+0x190/0x190
[ 2555.529929]  ? worker_thread+0x1990/0x1990
[ 2555.534134]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2555.539121]  ? trace_hardirqs_on+0xd/0x10
[ 2555.543238]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2555.547703]  ? finish_task_switch+0x1d3/0x740
[ 2555.552164]  ? finish_task_switch+0x1aa/0x740
[ 2555.556633]  ? copy_overflow+0x20/0x20
[ 2555.560509]  ? __schedule+0x8f3/0x2060
[ 2555.564376]  ? __sched_text_start+0x8/0x8
[ 2555.568507]  ? find_held_lock+0x35/0x1d0
[ 2555.572547]  ? find_held_lock+0x35/0x1d0
[ 2555.576588]  ? complete+0x62/0x80
[ 2555.580029]  ? __schedule+0x2060/0x2060
[ 2555.583972]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2555.588265]  ? __lockdep_init_map+0xe4/0x650
[ 2555.592648]  ? do_raw_spin_trylock+0x190/0x190
[ 2555.597201]  ? lockdep_init_map+0x9/0x10
[ 2555.601233]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2555.606307]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2555.611292]  ? trace_hardirqs_on+0xd/0x10
[ 2555.615409]  ? __kthread_parkme+0x175/0x240
[ 2555.619705]  kthread+0x33c/0x400
[ 2555.623042]  ? worker_thread+0x1990/0x1990
[ 2555.627242]  ? kthread_stop+0x7a0/0x7a0
[ 2555.631188]  ret_from_fork+0x24/0x30
[ 2555.634896] udevd           S19408  1604      1 0x00000000
[ 2555.640493] Call Trace:
[ 2555.643053]  __schedule+0x8eb/0x2060
[ 2555.646746]  ? __sched_text_start+0x8/0x8
[ 2555.650869]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2555.655860]  ? mutex_unlock+0xd/0x10
[ 2555.659542]  ? ep_scan_ready_list+0x9f6/0xea0
[ 2555.664009]  ? unix_dgram_recvmsg+0x461/0x1990
[ 2555.668573]  ? ep_eventpoll_release+0x60/0x60
[ 2555.673040]  ? check_noncircular+0x20/0x20
[ 2555.677240]  ? unix_getname+0x290/0x290
[ 2555.681196]  schedule+0xf5/0x430
[ 2555.684535]  ? __schedule+0x2060/0x2060
[ 2555.688479]  ? is_bpf_text_address+0xa4/0x120
[ 2555.692946]  ? kernel_text_address+0x102/0x140
[ 2555.697502]  ? find_held_lock+0x35/0x1d0
[ 2555.701549]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2555.706885]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2555.711959]  ? save_stack+0x43/0xd0
[ 2555.715552]  ? kasan_slab_free+0x71/0xc0
[ 2555.719581]  ? kmem_cache_free+0x83/0x2a0
[ 2555.723699]  ? do_raw_spin_trylock+0x190/0x190
[ 2555.728251]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2555.733330]  schedule_hrtimeout_range+0x2a/0x40
[ 2555.737969]  ep_poll+0xa04/0x1190
[ 2555.741408]  ? ep_poll_callback+0x1060/0x1060
[ 2555.745877]  ? mntput_no_expire+0x15e/0xa90
[ 2555.750183]  ? security_socket_recvmsg+0x91/0xc0
[ 2555.754911]  ? unix_getname+0x290/0x290
[ 2555.758858]  ? sock_recvmsg+0xd1/0x110
[ 2555.762722]  ? SYSC_recvfrom+0x3d7/0x5a0
[ 2555.766760]  ? SYSC_getpeername+0x4a0/0x4a0
[ 2555.771066]  ? SyS_renameat+0xca0/0xca0
[ 2555.775019]  ? __lock_is_held+0xb6/0x140
[ 2555.779057]  ? __fget_light+0x297/0x380
[ 2555.783022]  ? __sb_end_write+0xa0/0xd0
[ 2555.786969]  ? vfs_write+0x224/0x510
[ 2555.790655]  ? wake_up_q+0xe0/0xe0
[ 2555.794165]  ? SyS_write+0x184/0x220
[ 2555.797848]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2555.802668]  SyS_epoll_wait+0x167/0x1c0
[ 2555.806624]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2555.811349] RIP: 0033:0x7f9b376bd943
[ 2555.815028] RSP: 002b:00007fffcef71f28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
[ 2555.822705] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f9b376bd943
[ 2555.829941] RDX: 0000000000000008 RSI: 00007fffcef72020 RDI: 000000000000000a
[ 2555.837178] RBP: 00000000016efb30 R08: 0000000000000000 R09: 0000000000000000
[ 2555.844418] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007fffcef71649
[ 2555.851655] R13: 0000000000000008 R14: 0000000000000008 R15: 00007fffcef71648
[ 2555.858920] dhclient        S24216  2854      1 0x00000000
[ 2555.864517] Call Trace:
[ 2555.867079]  __schedule+0x8eb/0x2060
[ 2555.870774]  ? __sched_text_start+0x8/0x8
[ 2555.874894]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2555.879706]  ? lock_downgrade+0x980/0x980
[ 2555.883828]  ? enqueue_hrtimer+0x171/0x4a0
[ 2555.888033]  ? __remove_hrtimer+0x190/0x190
[ 2555.892324]  ? do_raw_spin_trylock+0x190/0x190
[ 2555.896879]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2555.901953]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2555.906942]  ? trace_hardirqs_on+0xd/0x10
[ 2555.911069]  schedule+0xf5/0x430
[ 2555.914408]  ? __schedule+0x2060/0x2060
[ 2555.918357]  ? __pollwait+0x2b6/0x400
[ 2555.922137]  ? datagram_poll+0x428/0x5d0
[ 2555.926169]  ? memset+0x31/0x40
[ 2555.929422]  ? __hrtimer_init+0x4e/0x140
[ 2555.933458]  schedule_hrtimeout_range_clock+0x206/0x460
[ 2555.938792]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2555.943867]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2555.948074]  ? __fget_light+0x297/0x380
[ 2555.952023]  ? udplite_getfrag+0x50/0x50
[ 2555.956054]  ? fget_raw+0x20/0x20
[ 2555.959476]  ? set_normalized_timespec64+0x5a/0xb0
[ 2555.964377]  schedule_hrtimeout_range+0x2a/0x40
[ 2555.969024]  poll_schedule_timeout+0x10f/0x1f0
[ 2555.973579]  ? poll_freewait+0x250/0x250
[ 2555.977609]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2555.983476]  do_select+0x11dd/0x1700
[ 2555.987206]  ? select_estimate_accuracy+0x450/0x450
[ 2555.992197]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2555.997356]  ? find_held_lock+0x35/0x1d0
[ 2556.001395]  ? lock_acquire+0x1d5/0x580
[ 2556.005357]  ? set_fd_set.part.0+0x70/0x70
[ 2556.009567]  ? set_fd_set.part.0+0x70/0x70
[ 2556.013772]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2556.018939]  ? find_held_lock+0x35/0x1d0
[ 2556.022980]  ? __might_fault+0x110/0x1d0
[ 2556.027016]  ? lock_downgrade+0x980/0x980
[ 2556.031138]  ? lock_release+0xa40/0xa40
[ 2556.035080]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2556.040938]  ? __check_object_size+0x25d/0x4f0
[ 2556.045502]  ? __might_sleep+0x95/0x190
[ 2556.049453]  ? kasan_check_write+0x14/0x20
[ 2556.053663]  core_sys_select+0x480/0x960
[ 2556.057693]  ? core_sys_select+0x480/0x960
[ 2556.061909]  ? poll_select_set_timeout+0x210/0x210
[ 2556.066816]  ? kvm_clock_get_cycles+0x25/0x30
[ 2556.071291]  ? timespec64_add_safe+0x1bb/0x2c0
[ 2556.075859]  ? mm_fault_error+0x2c0/0x2c0
[ 2556.079987]  ? poll_select_set_timeout+0x12f/0x210
[ 2556.084885]  ? do_restart_poll+0x2a0/0x2a0
[ 2556.089094]  ? kasan_check_write+0x14/0x20
[ 2556.093308]  SyS_select+0x194/0x230
[ 2556.096910]  ? core_sys_select+0x960/0x960
[ 2556.101120]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2556.105936]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2556.110923]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2556.115658]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2556.120382] RIP: 0033:0x7faa0d9b0dd3
[ 2556.124062] RSP: 002b:00007fffb9542628 EFLAGS: 00000246 ORIG_RAX: 0000000000000017
[ 2556.131740] RAX: ffffffffffffffda RBX: 00005607c9aecf20 RCX: 00007faa0d9b0dd3
[ 2556.138983] RDX: 00007faa0ddfe190 RSI: 00007faa0ddfe090 RDI: 0000000000000016
[ 2556.146221] RBP: 00005607c9aedc60 R08: 00007fffb9542680 R09: 0000000000000000
[ 2556.153461] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000060
[ 2556.160698] R13: 00007faa0de10fb0 R14: 0000000000000300 R15: 00005607c9b6bbb0
[ 2556.167962] rsyslogd        S19072  2988      1 0x00000000
[ 2556.173565] Call Trace:
[ 2556.176126]  __schedule+0x8eb/0x2060
[ 2556.179820]  ? __sched_text_start+0x8/0x8
[ 2556.183938]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2556.188749]  ? lock_downgrade+0x980/0x980
[ 2556.192871]  ? enqueue_hrtimer+0x171/0x4a0
[ 2556.197077]  ? __remove_hrtimer+0x190/0x190
[ 2556.201369]  ? do_raw_spin_trylock+0x190/0x190
[ 2556.205922]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2556.211000]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2556.215991]  ? trace_hardirqs_on+0xd/0x10
[ 2556.220119]  schedule+0xf5/0x430
[ 2556.223461]  ? __schedule+0x2060/0x2060
[ 2556.227411]  ? pvclock_read_flags+0x160/0x160
[ 2556.231872]  ? check_noncircular+0x20/0x20
[ 2556.236073]  ? lock_release+0xa40/0xa40
[ 2556.240024]  ? ktime_get_ts64+0x15f/0x4d0
[ 2556.244146]  ? memset+0x31/0x40
[ 2556.247398]  ? __hrtimer_init+0x4e/0x140
[ 2556.251433]  schedule_hrtimeout_range_clock+0x206/0x460
[ 2556.256767]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2556.261846]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2556.266058]  ? do_select+0x54d/0x1700
[ 2556.269829]  ? set_normalized_timespec64+0x5a/0xb0
[ 2556.274732]  schedule_hrtimeout_range+0x2a/0x40
[ 2556.279373]  poll_schedule_timeout+0x10f/0x1f0
[ 2556.283936]  ? poll_freewait+0x250/0x250
[ 2556.287981]  do_select+0x11dd/0x1700
[ 2556.291690]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2556.296856]  ? print_irqtrace_events+0x270/0x270
[ 2556.301594]  ? select_estimate_accuracy+0x450/0x450
[ 2556.306586]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2556.311751]  ? avc_has_perm+0x35e/0x680
[ 2556.315697]  ? lock_downgrade+0x980/0x980
[ 2556.319813]  ? print_irqtrace_events+0x270/0x270
[ 2556.324543]  ? __lock_acquire+0x664/0x3e00
[ 2556.328760]  ? check_noncircular+0x20/0x20
[ 2556.332973]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2556.338138]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2556.343300]  ? check_noncircular+0x20/0x20
[ 2556.347517]  ? find_held_lock+0x35/0x1d0
[ 2556.351559]  ? core_sys_select+0x1f7/0x960
[ 2556.355767]  ? lock_downgrade+0x980/0x980
[ 2556.359889]  ? lock_release+0xa40/0xa40
[ 2556.363839]  ? __lock_is_held+0xb6/0x140
[ 2556.367886]  core_sys_select+0x480/0x960
[ 2556.371913]  ? core_sys_select+0x480/0x960
[ 2556.376130]  ? poll_select_set_timeout+0x210/0x210
[ 2556.381035]  ? kvm_clock_get_cycles+0x25/0x30
[ 2556.385513]  ? timespec64_add_safe+0x1bb/0x2c0
[ 2556.390080]  ? fput+0xd2/0x140
[ 2556.393251]  ? poll_select_set_timeout+0x12f/0x210
[ 2556.398152]  ? do_restart_poll+0x2a0/0x2a0
[ 2556.402362]  ? kasan_check_write+0x14/0x20
[ 2556.406576]  SyS_select+0x194/0x230
[ 2556.410178]  ? core_sys_select+0x960/0x960
[ 2556.414387]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2556.419204]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2556.424194]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2556.428928]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2556.433650] RIP: 0033:0x7f7e51474df3
[ 2556.437328] RSP: 002b:00007ffd164ab980 EFLAGS: 00000293 ORIG_RAX: 0000000000000017
[ 2556.445007] RAX: ffffffffffffffda RBX: 00007f7e4f0e4700 RCX: 00007f7e51474df3
[ 2556.452249] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[ 2556.459489] RBP: 0000000000000001 R08: 00007ffd164ab9b0 R09: 00007f7e4f0e4700
[ 2556.466725] R10: 0000000000000000 R11: 0000000000000293 R12: 000000000065e420
[ 2556.473965] R13: 00007f7e4f0e49c0 R14: 00007f7e52189040 R15: 0000000000000003
[ 2556.481230] rs:main Q:Reg   S21744  2989      1 0x00000000
[ 2556.486829] Call Trace:
[ 2556.489388]  __schedule+0x8eb/0x2060
[ 2556.493083]  ? __sched_text_start+0x8/0x8
[ 2556.497200]  ? check_noncircular+0x20/0x20
[ 2556.501407]  ? plist_check_head+0xe2/0x130
[ 2556.505613]  ? plist_check_list+0xa0/0xa0
[ 2556.509735]  ? jbd2_journal_stop+0x482/0x1490
[ 2556.514205]  ? plist_add+0x5cb/0x760
[ 2556.517909]  schedule+0xf5/0x430
[ 2556.521246]  ? lock_downgrade+0x980/0x980
[ 2556.525365]  ? __schedule+0x2060/0x2060
[ 2556.529320]  ? do_raw_spin_trylock+0x190/0x190
[ 2556.533879]  ? futex_wait_setup+0x14a/0x3d0
[ 2556.538187]  futex_wait_queue_me+0x3ed/0x7e0
[ 2556.542573]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2556.547911]  ? print_irqtrace_events+0x270/0x270
[ 2556.552641]  ? get_futex_value_locked+0xc3/0xf0
[ 2556.557283]  ? futex_wait_setup+0x22e/0x3d0
[ 2556.561587]  ? futex_wake+0x680/0x680
[ 2556.565360]  ? __lock_acquire+0x664/0x3e00
[ 2556.569575]  futex_wait+0x34b/0x9a0
[ 2556.573185]  ? futex_wait_setup+0x3d0/0x3d0
[ 2556.577483]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2556.582641]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2556.587802]  ? find_held_lock+0x35/0x1d0
[ 2556.591851]  ? lock_downgrade+0x980/0x980
[ 2556.595988]  ? check_noncircular+0x20/0x20
[ 2556.600195]  ? current_time+0xc0/0xc0
[ 2556.603968]  do_futex+0x11ec/0x22a0
[ 2556.607565]  ? check_noncircular+0x20/0x20
[ 2556.611770]  ? check_noncircular+0x20/0x20
[ 2556.615972]  ? up_read+0x40/0x40
[ 2556.619311]  ? check_noncircular+0x20/0x20
[ 2556.623522]  ? exit_robust_list+0x240/0x240
[ 2556.627811]  ? find_held_lock+0x35/0x1d0
[ 2556.631855]  ? find_held_lock+0x35/0x1d0
[ 2556.635892]  ? find_held_lock+0x35/0x1d0
[ 2556.639933]  ? __f_unlock_pos+0x19/0x20
[ 2556.643881]  ? lock_downgrade+0x980/0x980
[ 2556.648011]  ? do_raw_spin_trylock+0x190/0x190
[ 2556.652587]  ? find_held_lock+0x35/0x1d0
[ 2556.656625]  ? __mutex_unlock_slowpath+0xe9/0xac0
[ 2556.661437]  ? vfs_write+0x374/0x510
[ 2556.665120]  ? wait_for_completion+0x770/0x770
[ 2556.669678]  ? __lock_is_held+0xb6/0x140
[ 2556.673731]  SyS_futex+0x260/0x390
[ 2556.677249]  ? do_futex+0x22a0/0x22a0
[ 2556.681019]  ? SyS_write+0x184/0x220
[ 2556.684703]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2556.689518]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2556.694506]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2556.699239]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2556.703962] RIP: 0033:0x7f7e51b41344
[ 2556.707643] RSP: 002b:00007f7e500e5cb0 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2556.715318] RAX: ffffffffffffffda RBX: 00000000016ff000 RCX: 00007f7e51b41344
[ 2556.722560] RDX: 0000000000000bf7 RSI: 0000000000000080 RDI: 00000000015f9264
[ 2556.729797] RBP: fffffffffff41000 R08: 0000000000000000 R09: 00000000000005fb
[ 2556.737035] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7e51726ef0
[ 2556.744275] R13: 00000000016ff000 R14: 00000000000bf000 R15: 00000000015e8a10
[ 2556.751541] rsyslogd        S23072  2990      1 0x00000000
[ 2556.757142] Call Trace:
[ 2556.759704]  __schedule+0x8eb/0x2060
[ 2556.763398]  ? __sched_text_start+0x8/0x8
[ 2556.767523]  ? find_held_lock+0x35/0x1d0
[ 2556.771566]  ? add_wait_queue+0x1a9/0x290
[ 2556.775687]  ? lock_downgrade+0x980/0x980
[ 2556.779803]  ? lock_downgrade+0x980/0x980
[ 2556.783923]  ? lock_release+0xa40/0xa40
[ 2556.787865]  ? lock_release+0xa40/0xa40
[ 2556.791817]  ? do_raw_spin_trylock+0x190/0x190
[ 2556.796373]  schedule+0xf5/0x430
[ 2556.799707]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2556.804693]  ? __schedule+0x2060/0x2060
[ 2556.808642]  ? add_wait_queue+0x1a9/0x290
[ 2556.812764]  ? wait_woken+0x280/0x280
[ 2556.816548]  ? iterate_fd+0x3f0/0x3f0
[ 2556.820322]  ? __x2apic_send_IPI_dest+0x5c/0x80
[ 2556.824959]  ? check_noncircular+0x20/0x20
[ 2556.829161]  ? x2apic_send_IPI+0x6f/0xa0
[ 2556.833200]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2556.838535]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2556.843614]  ? unix_create+0x1c0/0x1c0
[ 2556.847473]  ? __fget_light+0x297/0x380
[ 2556.851427]  schedule_hrtimeout_range+0x2a/0x40
[ 2556.856078]  poll_schedule_timeout+0x10f/0x1f0
[ 2556.860634]  ? poll_freewait+0x250/0x250
[ 2556.864662]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2556.870529]  do_select+0x11dd/0x1700
[ 2556.874257]  ? select_estimate_accuracy+0x450/0x450
[ 2556.879239]  ? migrate_swap_stop+0x970/0x970
[ 2556.883619]  ? find_held_lock+0x35/0x1d0
[ 2556.887665]  ? lock_downgrade+0x980/0x980
[ 2556.891795]  ? set_fd_set.part.0+0x70/0x70
[ 2556.896004]  ? __unqueue_futex+0x290/0x290
[ 2556.900220]  ? wake_up_q+0x8a/0xe0
[ 2556.903734]  ? find_held_lock+0x35/0x1d0
[ 2556.907776]  ? __might_fault+0x110/0x1d0
[ 2556.911807]  ? lock_downgrade+0x980/0x980
[ 2556.915930]  ? lock_release+0xa40/0xa40
[ 2556.919872]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2556.925727]  ? __check_object_size+0x25d/0x4f0
[ 2556.930288]  ? __might_sleep+0x95/0x190
[ 2556.934243]  ? kasan_check_write+0x14/0x20
[ 2556.938454]  core_sys_select+0x480/0x960
[ 2556.942484]  ? core_sys_select+0x480/0x960
[ 2556.946698]  ? poll_select_set_timeout+0x210/0x210
[ 2556.951595]  ? fget_raw+0x20/0x20
[ 2556.955022]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2556.959584]  ? up_read+0x1a/0x40
[ 2556.962935]  ? __fdget+0x18/0x20
[ 2556.966277]  ? fput+0xd2/0x140
[ 2556.969441]  ? __sys_recvmsg+0x138/0x210
[ 2556.973474]  ? SyS_sendmmsg+0x60/0x60
[ 2556.977258]  SyS_select+0x194/0x230
[ 2556.980858]  ? core_sys_select+0x960/0x960
[ 2556.985066]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2556.989883]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2556.994869]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2556.999605]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2557.004328] RIP: 0033:0x7f7e51474df3
[ 2557.008012] RSP: 002b:00007f7e4f8e4d90 EFLAGS: 00000293 ORIG_RAX: 0000000000000017
[ 2557.015694] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f7e51474df3
[ 2557.022930] RDX: 0000000000000000 RSI: 00007f7e4f8e4da0 RDI: 0000000000000001
[ 2557.030168] RBP: 00007f7e50b6d5e0 R08: 0000000000000000 R09: 0000000000000001
[ 2557.037405] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000800
[ 2557.044643] R13: 00007f7e4f8e3d50 R14: 000000000000000b R15: 000000000000000b
[ 2557.051906] rsyslogd        S23272  2991      1 0x00000000
[ 2557.057507] Call Trace:
[ 2557.060069]  __schedule+0x8eb/0x2060
[ 2557.063764]  ? __sched_text_start+0x8/0x8
[ 2557.067884]  ? mark_held_locks+0xaf/0x100
[ 2557.072004]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2557.077082]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2557.082069]  ? trace_hardirqs_on+0xd/0x10
[ 2557.086191]  ? prepare_to_wait_event+0x1dc/0xba0
[ 2557.090929]  ? prepare_to_wait_exclusive+0x530/0x530
[ 2557.096002]  ? __fdget_pos+0x12b/0x190
[ 2557.099865]  ? __mutex_lock+0x16f/0x1a80
[ 2557.103892]  ? __fdget_pos+0x12b/0x190
[ 2557.107759]  schedule+0xf5/0x430
[ 2557.111103]  ? __schedule+0x2060/0x2060
[ 2557.115056]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2557.120915]  ? dl_cpu_busy+0x370/0x370
[ 2557.124777]  ? __might_sleep+0x95/0x190
[ 2557.128728]  do_syslog+0x953/0xb80
[ 2557.132247]  ? log_buf_vmcoreinfo_setup+0x120/0x120
[ 2557.137237]  ? prepare_to_wait+0x4d0/0x4d0
[ 2557.141450]  ? __lock_is_held+0xb6/0x140
[ 2557.145486]  kmsg_read+0x74/0xa0
[ 2557.148821]  ? kmsg_poll+0xa0/0xa0
[ 2557.152330]  proc_reg_read+0xef/0x170
[ 2557.156106]  ? proc_reg_write+0x170/0x170
[ 2557.160224]  __vfs_read+0xef/0xa00
[ 2557.163736]  ? fsnotify+0x7b3/0x1140
[ 2557.167425]  ? vfs_copy_file_range+0x940/0x940
[ 2557.171983]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2557.176540]  ? avc_policy_seqno+0x9/0x20
[ 2557.180570]  ? selinux_file_permission+0x82/0x460
[ 2557.185388]  ? security_file_permission+0x89/0x1e0
[ 2557.190293]  ? rw_verify_area+0xe5/0x2b0
[ 2557.194321]  ? __fdget_raw+0x20/0x20
[ 2557.198013]  vfs_read+0x11e/0x350
[ 2557.201446]  SyS_read+0xef/0x220
[ 2557.204786]  ? kernel_write+0x120/0x120
[ 2557.208728]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2557.213715]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2557.218451]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2557.223173] RIP: 0033:0x7f7e51b441fd
[ 2557.226854] RSP: 002b:00007f7e4f0e3e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000
[ 2557.234531] RAX: ffffffffffffffda RBX: 0000000000000046 RCX: 00007f7e51b441fd
[ 2557.241771] RDX: 0000000000000fff RSI: 00007f7e509185a0 RDI: 0000000000000004
[ 2557.249010] RBP: 0000000000000030 R08: 00000000015f9260 R09: 0000000000000000
[ 2557.256250] R10: 0000000000000010 R11: 0000000000000293 R12: 00000000000003e3
[ 2557.263488] R13: 0000000000000046 R14: 00007f7e50918a6e R15: 00007f7e509195a4
[ 2557.270753] cron            S21232  3042      1 0x00000000
[ 2557.276352] Call Trace:
[ 2557.278913]  __schedule+0x8eb/0x2060
[ 2557.282610]  ? __sched_text_start+0x8/0x8
[ 2557.286727]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2557.291543]  ? lock_downgrade+0x980/0x980
[ 2557.295666]  ? enqueue_hrtimer+0x171/0x4a0
[ 2557.299871]  ? __remove_hrtimer+0x190/0x190
[ 2557.304164]  ? do_raw_spin_trylock+0x190/0x190
[ 2557.308717]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2557.313790]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2557.318777]  ? trace_hardirqs_on+0xd/0x10
[ 2557.322905]  schedule+0xf5/0x430
[ 2557.326246]  ? __schedule+0x2060/0x2060
[ 2557.330190]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2557.335179]  ? trace_hardirqs_on+0xd/0x10
[ 2557.339301]  ? __debug_object_init+0x235/0x1040
[ 2557.343952]  ? debug_object_fixup+0x30/0x30
[ 2557.348241]  ? find_held_lock+0x35/0x1d0
[ 2557.352274]  do_nanosleep+0x224/0x6e0
[ 2557.356049]  ? schedule_timeout_idle+0x90/0x90
[ 2557.360606]  ? lock_release+0xa40/0xa40
[ 2557.364548]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2557.370404]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2557.374873]  ? memset+0x31/0x40
[ 2557.378135]  hrtimer_nanosleep+0x27b/0x4d0
[ 2557.382344]  ? nanosleep_copyout+0x100/0x100
[ 2557.386726]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2557.390940]  ? SyS_rt_sigprocmask+0x191/0x220
[ 2557.395413]  SyS_nanosleep+0x175/0x1f0
[ 2557.399272]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2557.403648]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2557.408638]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2557.413375]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2557.418099] RIP: 0033:0x7fc00cda2e40
[ 2557.421780] RSP: 002b:00007ffdf2c25708 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2557.429457] RAX: ffffffffffffffda RBX: 0000000001f9b9b0 RCX: 00007fc00cda2e40
[ 2557.436697] RDX: 0000000000000000 RSI: 00007ffdf2c258b0 RDI: 00007ffdf2c258b0
[ 2557.443932] RBP: 0000000000000001 R08: 00007ffdf2c25710 R09: 0000000000000000
[ 2557.451172] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000010
[ 2557.458409] R13: 0000000000000002 R14: 0000000000000004 R15: 0000000001f9a7b0
[ 2557.465673] mcstransd       S23488  3064      1 0x00000000
[ 2557.471274] Call Trace:
[ 2557.473834]  __schedule+0x8eb/0x2060
[ 2557.477949]  ? __sched_text_start+0x8/0x8
[ 2557.482066]  ? lock_downgrade+0x980/0x980
[ 2557.486187]  ? find_held_lock+0x35/0x1d0
[ 2557.490230]  ? add_wait_queue+0x1a9/0x290
[ 2557.494349]  ? lock_downgrade+0x980/0x980
[ 2557.498469]  ? lock_release+0xa40/0xa40
[ 2557.502414]  ? lock_release+0xa40/0xa40
[ 2557.506358]  ? do_raw_spin_trylock+0x190/0x190
[ 2557.510915]  schedule+0xf5/0x430
[ 2557.514250]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2557.519237]  ? __schedule+0x2060/0x2060
[ 2557.523178]  ? trace_hardirqs_on+0xd/0x10
[ 2557.527299]  ? add_wait_queue+0x1a9/0x290
[ 2557.531420]  ? wait_woken+0x280/0x280
[ 2557.535192]  ? __kernel_text_address+0xd/0x40
[ 2557.539673]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2557.545012]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2557.550087]  ? unix_poll+0x3a0/0x4d0
[ 2557.553770]  ? poll_initwait+0x180/0x180
[ 2557.557800]  ? unix_stream_data_wait+0x8b0/0x8b0
[ 2557.562522]  ? lock_downgrade+0x980/0x980
[ 2557.566639]  ? __fget_light+0x297/0x380
[ 2557.570596]  schedule_hrtimeout_range+0x2a/0x40
[ 2557.575239]  poll_schedule_timeout+0x10f/0x1f0
[ 2557.579789]  ? sock_poll+0x141/0x320
[ 2557.583475]  ? poll_freewait+0x250/0x250
[ 2557.587523]  do_sys_poll+0xab3/0x10b0
[ 2557.591318]  ? compat_core_sys_select+0x9e0/0x9e0
[ 2557.596128]  ? mntput_no_expire+0x130/0xa90
[ 2557.600420]  ? lock_downgrade+0x980/0x980
[ 2557.604539]  ? kmem_cache_free+0x267/0x2a0
[ 2557.608745]  ? lock_release+0xa40/0xa40
[ 2557.612689]  ? __dentry_kill+0x487/0x6d0
[ 2557.616720]  ? check_noncircular+0x20/0x20
[ 2557.621187]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2557.627049]  ? sock_alloc_file+0x560/0x560
[ 2557.631252]  ? mntput_no_expire+0x15e/0xa90
[ 2557.635546]  ? mnt_get_count+0x150/0x150
[ 2557.639581]  ? find_held_lock+0x35/0x1d0
[ 2557.643631]  ? set_fd_set.part.0+0x70/0x70
[ 2557.647847]  ? do_raw_spin_trylock+0x190/0x190
[ 2557.652402]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2557.656869]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2557.661857]  ? trace_hardirqs_on+0xd/0x10
[ 2557.665972]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2557.670440]  ? task_work_run+0x1f4/0x270
[ 2557.674480]  ? task_work_cancel+0x210/0x210
[ 2557.678774]  ? exit_to_usermode_loop+0x8c/0x310
[ 2557.683420]  ? trace_hardirqs_off+0xd/0x10
[ 2557.687624]  ? exit_to_usermode_loop+0x198/0x310
[ 2557.692352]  ? trace_event_raw_event_sys_exit+0x260/0x260
[ 2557.697864]  ? __close_fd+0x222/0x360
[ 2557.701648]  SyS_poll+0x7e/0x450
[ 2557.704987]  ? SyS_poll+0x7e/0x450
[ 2557.708502]  ? SyS_pselect6+0x650/0x650
[ 2557.712444]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2557.717429]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2557.722167]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2557.726889] RIP: 0033:0x7f5eaffa1678
[ 2557.730567] RSP: 002b:00007ffd79b714e0 EFLAGS: 00000246 ORIG_RAX: 0000000000000007
[ 2557.738242] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5eaffa1678
[ 2557.745482] RDX: ffffffffffffffff RSI: 0000000000000001 RDI: 0000558cb5d942e0
[ 2557.752721] RBP: 0000558cb5d942e8 R08: 0000000000000000 R09: 00007f5eafff3620
[ 2557.759960] R10: 0000000000000007 R11: 0000000000000246 R12: 0000000000000001
[ 2557.767198] R13: 0000000000000002 R14: 0000000000000008 R15: 0000000000000005
[ 2557.774463] restorecond     S24216  3071      1 0x00000000
[ 2557.780064] Call Trace:
[ 2557.782625]  __schedule+0x8eb/0x2060
[ 2557.786318]  ? __sched_text_start+0x8/0x8
[ 2557.790436]  ? lock_downgrade+0x980/0x980
[ 2557.794558]  ? lock_release+0xa40/0xa40
[ 2557.798503]  ? debug_object_activate+0x307/0x730
[ 2557.803232]  ? print_irqtrace_events+0x270/0x270
[ 2557.807957]  ? do_raw_spin_trylock+0x190/0x190
[ 2557.812515]  ? check_noncircular+0x20/0x20
[ 2557.816715]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2557.821707]  ? trace_hardirqs_on+0xd/0x10
[ 2557.825846]  schedule+0xf5/0x430
[ 2557.829184]  ? check_noncircular+0x20/0x20
[ 2557.833389]  ? __schedule+0x2060/0x2060
[ 2557.837336]  ? find_held_lock+0x35/0x1d0
[ 2557.841377]  ? add_wait_queue+0x1a9/0x290
[ 2557.845496]  ? lock_downgrade+0x980/0x980
[ 2557.849619]  schedule_timeout+0x1a3/0x230
[ 2557.853737]  ? usleep_range+0x190/0x190
[ 2557.857685]  ? inotify_read+0x5ec/0x870
[ 2557.861628]  ? lock_downgrade+0x980/0x980
[ 2557.865753]  ? fsnotify_notify_queue_is_empty+0xfa/0x1c0
[ 2557.871176]  wait_woken+0x10f/0x280
[ 2557.874773]  ? do_raw_spin_trylock+0x190/0x190
[ 2557.879328]  ? woken_wake_function+0x60/0x60
[ 2557.883721]  inotify_read+0x689/0x870
[ 2557.887487]  ? find_held_lock+0x35/0x1d0
[ 2557.891532]  ? inotify_remove_from_idr+0x5e0/0x5e0
[ 2557.896429]  ? lock_downgrade+0x980/0x980
[ 2557.900545]  ? mntput+0x66/0x90
[ 2557.903803]  ? __init_waitqueue_head+0x140/0x140
[ 2557.908535]  ? bpf_fd_pass+0x5c/0x280
[ 2557.912309]  ? inotify_remove_from_idr+0x5e0/0x5e0
[ 2557.917205]  __vfs_read+0xef/0xa00
[ 2557.920713]  ? fsnotify+0x7b3/0x1140
[ 2557.924399]  ? vfs_copy_file_range+0x940/0x940
[ 2557.928958]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2557.933516]  ? selinux_file_permission+0x82/0x460
[ 2557.938337]  ? security_file_permission+0x89/0x1e0
[ 2557.943239]  ? rw_verify_area+0xe5/0x2b0
[ 2557.947272]  ? __fdget_raw+0x20/0x20
[ 2557.950959]  vfs_read+0x11e/0x350
[ 2557.954387]  SyS_read+0xef/0x220
[ 2557.957728]  ? kernel_write+0x120/0x120
[ 2557.961668]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2557.966658]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2557.971396]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2557.976120] RIP: 0033:0x7fd339c7b310
[ 2557.979801] RSP: 002b:00007ffc5338b768 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2557.987477] RAX: ffffffffffffffda RBX: 00005625a84ccfc0 RCX: 00007fd339c7b310
[ 2557.994717] RDX: 0000000000008000 RSI: 00007ffc5338b770 RDI: 0000000000000003
[ 2558.001959] RBP: 00005625a84cbd00 R08: 0000000000000000 R09: 73753a725f746365
[ 2558.009196] R10: 00005625a6b22f40 R11: 0000000000000246 R12: 0000000000000000
[ 2558.016433] R13: 00005625a84ccfc0 R14: 0000000000000801 R15: 0000000000000000
[ 2558.023700] sshd            S22224  3084      1 0x00000000
[ 2558.029300] Call Trace:
[ 2558.031860]  __schedule+0x8eb/0x2060
[ 2558.035554]  ? __sched_text_start+0x8/0x8
[ 2558.039675]  ? add_wait_queue+0x1a9/0x290
[ 2558.043793]  ? lock_downgrade+0x980/0x980
[ 2558.047915]  ? lock_release+0xa40/0xa40
[ 2558.051862]  ? check_noncircular+0x20/0x20
[ 2558.056069]  ? do_raw_spin_trylock+0x190/0x190
[ 2558.060622]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2558.065696]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2558.070682]  ? trace_hardirqs_on+0xd/0x10
[ 2558.074810]  schedule+0xf5/0x430
[ 2558.078142]  ? wait_woken+0x280/0x280
[ 2558.081915]  ? __schedule+0x2060/0x2060
[ 2558.085871]  ? __pollwait+0x2b6/0x400
[ 2558.089650]  ? tcp_poll+0x4eb/0xe90
[ 2558.093250]  ? poll_initwait+0x180/0x180
[ 2558.097288]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2558.102624]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2558.107696]  ? find_held_lock+0x35/0x1d0
[ 2558.111734]  ? __fget_light+0x297/0x380
[ 2558.115679]  ? fget_raw+0x20/0x20
[ 2558.119108]  schedule_hrtimeout_range+0x2a/0x40
[ 2558.123750]  poll_schedule_timeout+0x10f/0x1f0
[ 2558.128304]  ? poll_freewait+0x250/0x250
[ 2558.132335]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2558.138203]  do_select+0x11dd/0x1700
[ 2558.141927]  ? select_estimate_accuracy+0x450/0x450
[ 2558.146928]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2558.152110]  ? set_fd_set.part.0+0x70/0x70
[ 2558.156320]  ? set_fd_set.part.0+0x70/0x70
[ 2558.160527]  ? mntput_no_expire+0x130/0xa90
[ 2558.164822]  ? find_held_lock+0x35/0x1d0
[ 2558.168866]  ? __might_fault+0x110/0x1d0
[ 2558.172898]  ? lock_downgrade+0x980/0x980
[ 2558.177026]  ? lock_release+0xa40/0xa40
[ 2558.180969]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2558.186822]  ? __check_object_size+0x25d/0x4f0
[ 2558.191370]  ? mntput_no_expire+0x15e/0xa90
[ 2558.195668]  ? __might_sleep+0x95/0x190
[ 2558.199621]  ? kasan_check_write+0x14/0x20
[ 2558.203830]  core_sys_select+0x480/0x960
[ 2558.207860]  ? core_sys_select+0x480/0x960
[ 2558.212075]  ? poll_select_set_timeout+0x210/0x210
[ 2558.216974]  ? do_raw_spin_trylock+0x190/0x190
[ 2558.221527]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2558.226000]  ? trace_hardirqs_on+0xd/0x10
[ 2558.230121]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2558.234597]  ? task_work_cancel+0x210/0x210
[ 2558.238889]  ? exit_to_usermode_loop+0x8c/0x310
[ 2558.243534]  ? trace_hardirqs_off+0xd/0x10
[ 2558.247737]  ? exit_to_usermode_loop+0x198/0x310
[ 2558.252464]  ? trace_event_raw_event_sys_exit+0x260/0x260
[ 2558.257980]  SyS_select+0x194/0x230
[ 2558.261581]  ? core_sys_select+0x960/0x960
[ 2558.265783]  ? SyS_write+0x184/0x220
[ 2558.269465]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2558.274279]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2558.279266]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2558.284001]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2558.288729] RIP: 0033:0x7fbd8e968dd3
[ 2558.292409] RSP: 002b:00007ffc872bf168 EFLAGS: 00000246 ORIG_RAX: 0000000000000017
[ 2558.300090] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbd8e968dd3
[ 2558.307328] RDX: 0000000000000000 RSI: 000055f1f149daa0 RDI: 0000000000000007
[ 2558.314564] RBP: 0000000000000005 R08: 0000000000000000 R09: 0000000000000000
[ 2558.321800] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 2558.329040] R13: 000055f1f02eaa40 R14: 000055f1f149daa0 R15: 000055f1f02e4ca0
[ 2558.336305] getty           S19200  3114      1 0x00000000
[ 2558.341905] Call Trace:
[ 2558.344468]  __schedule+0x8eb/0x2060
[ 2558.348164]  ? __sched_text_start+0x8/0x8
[ 2558.352280]  ? __mutex_lock+0x16f/0x1a80
[ 2558.356312]  ? check_noncircular+0x20/0x20
[ 2558.360524]  ? n_tty_read+0x2ef/0x1a00
[ 2558.364383]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2558.369544]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2558.374360]  ? print_irqtrace_events+0x270/0x270
[ 2558.379094]  ? __lock_is_held+0xb6/0x140
[ 2558.383123]  ? check_noncircular+0x20/0x20
[ 2558.387331]  schedule+0xf5/0x430
[ 2558.390668]  ? check_noncircular+0x20/0x20
[ 2558.394875]  ? __schedule+0x2060/0x2060
[ 2558.398824]  ? mark_held_locks+0xaf/0x100
[ 2558.402941]  ? print_irqtrace_events+0x270/0x270
[ 2558.407668]  ? flush_work+0x6a7/0x8f0
[ 2558.411448]  ? lock_acquire+0x1d5/0x580
[ 2558.415398]  schedule_timeout+0x1a3/0x230
[ 2558.419518]  ? usleep_range+0x190/0x190
[ 2558.423465]  ? n_tty_read+0xad8/0x1a00
[ 2558.427325]  ? lock_downgrade+0x980/0x980
[ 2558.431447]  ? __might_sleep+0x95/0x190
[ 2558.435397]  wait_woken+0x10f/0x280
[ 2558.438991]  ? n_tty_read+0x92d/0x1a00
[ 2558.442850]  ? woken_wake_function+0x60/0x60
[ 2558.447240]  n_tty_read+0xaf0/0x1a00
[ 2558.450958]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2558.455437]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2558.461296]  ? rcu_note_context_switch+0x710/0x710
[ 2558.466194]  ? __init_waitqueue_head+0x140/0x140
[ 2558.470927]  ? __init_waitqueue_head+0x140/0x140
[ 2558.475653]  ? tty_poll+0x170/0x170
[ 2558.479247]  ? ldsem_down_read+0x37/0x40
[ 2558.483279]  ? ldsem_down_read+0x37/0x40
[ 2558.487312]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2558.491775]  tty_read+0x169/0x250
[ 2558.495204]  ? tty_poll+0x170/0x170
[ 2558.498798]  __vfs_read+0xef/0xa00
[ 2558.502315]  ? fsnotify+0x7b3/0x1140
[ 2558.506005]  ? vfs_copy_file_range+0x940/0x940
[ 2558.510568]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2558.515126]  ? avc_policy_seqno+0x9/0x20
[ 2558.519156]  ? selinux_file_permission+0x82/0x460
[ 2558.523974]  ? security_file_permission+0x89/0x1e0
[ 2558.528877]  ? rw_verify_area+0xe5/0x2b0
[ 2558.532921]  ? __fdget_raw+0x20/0x20
[ 2558.536609]  vfs_read+0x11e/0x350
[ 2558.540042]  SyS_read+0xef/0x220
[ 2558.543383]  ? kernel_write+0x120/0x120
[ 2558.547326]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2558.552315]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2558.557057]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2558.561780] RIP: 0033:0x7f8b53c29310
[ 2558.565457] RSP: 002b:00007ffdd4c815c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2558.573134] RAX: ffffffffffffffda RBX: 0000000001ddbde0 RCX: 00007f8b53c29310
[ 2558.580370] RDX: 0000000000000001 RSI: 00007ffdd4c81618 RDI: 0000000000000000
[ 2558.587608] RBP: 0000000000000000 R08: 00007ffdd4c81400 R09: 00007f8b53edfe90
[ 2558.594845] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[ 2558.602084] R13: 000000000000006c R14: 000000000000006c R15: 00007ffdd4c81504
[ 2558.609347] getty           S20976  3115      1 0x00000000
[ 2558.614947] Call Trace:
[ 2558.617512]  __schedule+0x8eb/0x2060
[ 2558.621210]  ? __sched_text_start+0x8/0x8
[ 2558.625327]  ? __mutex_lock+0x16f/0x1a80
[ 2558.629360]  ? check_noncircular+0x20/0x20
[ 2558.633569]  ? n_tty_read+0x2ef/0x1a00
[ 2558.637429]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2558.642592]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2558.647419]  ? print_irqtrace_events+0x270/0x270
[ 2558.652153]  ? __lock_is_held+0xb6/0x140
[ 2558.656184]  ? check_noncircular+0x20/0x20
[ 2558.660393]  schedule+0xf5/0x430
[ 2558.663734]  ? check_noncircular+0x20/0x20
[ 2558.667944]  ? __schedule+0x2060/0x2060
[ 2558.671890]  ? mark_held_locks+0xaf/0x100
[ 2558.676007]  ? print_irqtrace_events+0x270/0x270
[ 2558.680736]  ? flush_work+0x6a7/0x8f0
[ 2558.684520]  ? lock_acquire+0x1d5/0x580
[ 2558.688472]  schedule_timeout+0x1a3/0x230
[ 2558.692590]  ? usleep_range+0x190/0x190
[ 2558.696538]  ? n_tty_read+0xad8/0x1a00
[ 2558.700400]  ? lock_downgrade+0x980/0x980
[ 2558.704526]  ? __might_sleep+0x95/0x190
[ 2558.708474]  wait_woken+0x10f/0x280
[ 2558.712067]  ? n_tty_read+0x92d/0x1a00
[ 2558.715927]  ? woken_wake_function+0x60/0x60
[ 2558.720321]  n_tty_read+0xaf0/0x1a00
[ 2558.724042]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2558.728518]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2558.734376]  ? rcu_note_context_switch+0x710/0x710
[ 2558.739276]  ? __init_waitqueue_head+0x140/0x140
[ 2558.744008]  ? __init_waitqueue_head+0x140/0x140
[ 2558.748737]  ? tty_poll+0x170/0x170
[ 2558.752334]  ? ldsem_down_read+0x37/0x40
[ 2558.756361]  ? ldsem_down_read+0x37/0x40
[ 2558.760399]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2558.764864]  tty_read+0x169/0x250
[ 2558.768291]  ? tty_poll+0x170/0x170
[ 2558.771891]  __vfs_read+0xef/0xa00
[ 2558.775404]  ? fsnotify+0x7b3/0x1140
[ 2558.779092]  ? vfs_copy_file_range+0x940/0x940
[ 2558.783654]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2558.788209]  ? avc_policy_seqno+0x9/0x20
[ 2558.792237]  ? selinux_file_permission+0x82/0x460
[ 2558.797054]  ? security_file_permission+0x89/0x1e0
[ 2558.801958]  ? rw_verify_area+0xe5/0x2b0
[ 2558.805987]  ? __fdget_raw+0x20/0x20
[ 2558.809676]  vfs_read+0x11e/0x350
[ 2558.813105]  SyS_read+0xef/0x220
[ 2558.816446]  ? kernel_write+0x120/0x120
[ 2558.820390]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2558.825380]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2558.830117]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2558.834839] RIP: 0033:0x7f8354a64310
[ 2558.838518] RSP: 002b:00007ffc75610638 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2558.846195] RAX: ffffffffffffffda RBX: 0000000000ce7de0 RCX: 00007f8354a64310
[ 2558.853435] RDX: 0000000000000001 RSI: 00007ffc75610688 RDI: 0000000000000000
[ 2558.860673] RBP: 0000000000000000 R08: 00007ffc75610470 R09: 00007f8354d1ae90
[ 2558.867910] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[ 2558.875146] R13: 000000000000006c R14: 000000000000006c R15: 00007ffc75610574
[ 2558.882413] getty           S21232  3116      1 0x00000000
[ 2558.888013] Call Trace:
[ 2558.890576]  __schedule+0x8eb/0x2060
[ 2558.894272]  ? __sched_text_start+0x8/0x8
[ 2558.898394]  ? __mutex_lock+0x16f/0x1a80
[ 2558.902424]  ? check_noncircular+0x20/0x20
[ 2558.906632]  ? n_tty_read+0x2ef/0x1a00
[ 2558.910490]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2558.915654]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2558.920471]  ? print_irqtrace_events+0x270/0x270
[ 2558.925205]  ? __lock_is_held+0xb6/0x140
[ 2558.929236]  ? check_noncircular+0x20/0x20
[ 2558.933444]  schedule+0xf5/0x430
[ 2558.936779]  ? check_noncircular+0x20/0x20
[ 2558.940993]  ? __schedule+0x2060/0x2060
[ 2558.944943]  ? mark_held_locks+0xaf/0x100
[ 2558.949061]  ? print_irqtrace_events+0x270/0x270
[ 2558.953789]  ? flush_work+0x6a7/0x8f0
[ 2558.957570]  ? lock_acquire+0x1d5/0x580
[ 2558.961521]  schedule_timeout+0x1a3/0x230
[ 2558.965638]  ? usleep_range+0x190/0x190
[ 2558.969583]  ? n_tty_read+0xad8/0x1a00
[ 2558.973442]  ? lock_downgrade+0x980/0x980
[ 2558.977566]  ? __might_sleep+0x95/0x190
[ 2558.981517]  wait_woken+0x10f/0x280
[ 2558.985113]  ? n_tty_read+0x92d/0x1a00
[ 2558.988973]  ? woken_wake_function+0x60/0x60
[ 2558.993364]  n_tty_read+0xaf0/0x1a00
[ 2558.997084]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2559.001559]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2559.007419]  ? rcu_note_context_switch+0x710/0x710
[ 2559.012316]  ? __init_waitqueue_head+0x140/0x140
[ 2559.017048]  ? __init_waitqueue_head+0x140/0x140
[ 2559.021777]  ? tty_poll+0x170/0x170
[ 2559.025374]  ? ldsem_down_read+0x37/0x40
[ 2559.029403]  ? ldsem_down_read+0x37/0x40
[ 2559.033437]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2559.037914]  tty_read+0x169/0x250
[ 2559.041341]  ? tty_poll+0x170/0x170
[ 2559.044937]  __vfs_read+0xef/0xa00
[ 2559.048446]  ? fsnotify+0x7b3/0x1140
[ 2559.052132]  ? vfs_copy_file_range+0x940/0x940
[ 2559.056695]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2559.061251]  ? avc_policy_seqno+0x9/0x20
[ 2559.065281]  ? selinux_file_permission+0x82/0x460
[ 2559.070105]  ? security_file_permission+0x89/0x1e0
[ 2559.075010]  ? rw_verify_area+0xe5/0x2b0
[ 2559.079043]  ? __fdget_raw+0x20/0x20
[ 2559.082730]  vfs_read+0x11e/0x350
[ 2559.086161]  SyS_read+0xef/0x220
[ 2559.089503]  ? kernel_write+0x120/0x120
[ 2559.093447]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2559.098434]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2559.103170]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2559.107892] RIP: 0033:0x7fab1e0e0310
[ 2559.111572] RSP: 002b:00007fffde0554e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2559.119249] RAX: ffffffffffffffda RBX: 0000000000607340 RCX: 00007fab1e0e0310
[ 2559.126485] RDX: 0000000000000001 RSI: 00007fffde055538 RDI: 0000000000000000
[ 2559.133725] RBP: 0000000001483de0 R08: 00007fffde055320 R09: 00007fab1e396e90
[ 2559.140965] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffde055d20
[ 2559.148205] R13: 00007fffde055320 R14: 000000000000006c R15: 00007fffde055424
[ 2559.155471] getty           S22672  3117      1 0x00000000
[ 2559.161176] Call Trace:
[ 2559.163738]  __schedule+0x8eb/0x2060
[ 2559.167432]  ? __sched_text_start+0x8/0x8
[ 2559.171555]  ? __mutex_lock+0x16f/0x1a80
[ 2559.175588]  ? check_noncircular+0x20/0x20
[ 2559.179794]  ? n_tty_read+0x2ef/0x1a00
[ 2559.183651]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2559.188814]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2559.193630]  ? print_irqtrace_events+0x270/0x270
[ 2559.198365]  ? __lock_is_held+0xb6/0x140
[ 2559.202398]  ? check_noncircular+0x20/0x20
[ 2559.206605]  schedule+0xf5/0x430
[ 2559.209941]  ? check_noncircular+0x20/0x20
[ 2559.214146]  ? __schedule+0x2060/0x2060
[ 2559.218092]  ? mark_held_locks+0xaf/0x100
[ 2559.222205]  ? print_irqtrace_events+0x270/0x270
[ 2559.226930]  ? flush_work+0x6a7/0x8f0
[ 2559.230709]  ? lock_acquire+0x1d5/0x580
[ 2559.234662]  schedule_timeout+0x1a3/0x230
[ 2559.238783]  ? usleep_range+0x190/0x190
[ 2559.242732]  ? n_tty_read+0xad8/0x1a00
[ 2559.246590]  ? lock_downgrade+0x980/0x980
[ 2559.250712]  ? __might_sleep+0x95/0x190
[ 2559.254659]  wait_woken+0x10f/0x280
[ 2559.258252]  ? n_tty_read+0x92d/0x1a00
[ 2559.262109]  ? woken_wake_function+0x60/0x60
[ 2559.266503]  n_tty_read+0xaf0/0x1a00
[ 2559.270217]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2559.274694]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2559.280552]  ? rcu_note_context_switch+0x710/0x710
[ 2559.285449]  ? __init_waitqueue_head+0x140/0x140
[ 2559.290181]  ? __init_waitqueue_head+0x140/0x140
[ 2559.294909]  ? tty_poll+0x170/0x170
[ 2559.298504]  ? ldsem_down_read+0x37/0x40
[ 2559.302533]  ? ldsem_down_read+0x37/0x40
[ 2559.306566]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2559.311029]  tty_read+0x169/0x250
[ 2559.314457]  ? tty_poll+0x170/0x170
[ 2559.318054]  __vfs_read+0xef/0xa00
[ 2559.321562]  ? fsnotify+0x7b3/0x1140
[ 2559.325250]  ? vfs_copy_file_range+0x940/0x940
[ 2559.329807]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2559.334370]  ? avc_policy_seqno+0x9/0x20
[ 2559.338401]  ? selinux_file_permission+0x82/0x460
[ 2559.343217]  ? security_file_permission+0x89/0x1e0
[ 2559.348121]  ? rw_verify_area+0xe5/0x2b0
[ 2559.352149]  ? __fdget_raw+0x20/0x20
[ 2559.355837]  vfs_read+0x11e/0x350
[ 2559.359268]  SyS_read+0xef/0x220
[ 2559.362610]  ? kernel_write+0x120/0x120
[ 2559.366551]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2559.371540]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2559.376274]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2559.380997] RIP: 0033:0x7f05995b8310
[ 2559.384682] RSP: 002b:00007fff69cf9728 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2559.392359] RAX: ffffffffffffffda RBX: 00000000019e5de0 RCX: 00007f05995b8310
[ 2559.399598] RDX: 0000000000000001 RSI: 00007fff69cf9778 RDI: 0000000000000000
[ 2559.406835] RBP: 0000000000000000 R08: 00007fff69cf9560 R09: 00007f059986ee90
[ 2559.414073] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[ 2559.421310] R13: 000000000000006c R14: 000000000000006c R15: 00007fff69cf9664
[ 2559.428573] getty           S22672  3118      1 0x00000000
[ 2559.434171] Call Trace:
[ 2559.436730]  __schedule+0x8eb/0x2060
[ 2559.440425]  ? __sched_text_start+0x8/0x8
[ 2559.444545]  ? __mutex_lock+0x16f/0x1a80
[ 2559.448575]  ? check_noncircular+0x20/0x20
[ 2559.452786]  ? n_tty_read+0x2ef/0x1a00
[ 2559.456643]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2559.461807]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2559.466623]  ? print_irqtrace_events+0x270/0x270
[ 2559.471356]  ? __lock_is_held+0xb6/0x140
[ 2559.475386]  ? check_noncircular+0x20/0x20
[ 2559.479981]  schedule+0xf5/0x430
[ 2559.483318]  ? check_noncircular+0x20/0x20
[ 2559.487527]  ? __schedule+0x2060/0x2060
[ 2559.491475]  ? mark_held_locks+0xaf/0x100
[ 2559.495592]  ? print_irqtrace_events+0x270/0x270
[ 2559.500322]  ? flush_work+0x6a7/0x8f0
[ 2559.504106]  ? lock_acquire+0x1d5/0x580
[ 2559.508058]  schedule_timeout+0x1a3/0x230
[ 2559.512176]  ? usleep_range+0x190/0x190
[ 2559.516124]  ? n_tty_read+0xad8/0x1a00
[ 2559.519985]  ? lock_downgrade+0x980/0x980
[ 2559.524111]  ? __might_sleep+0x95/0x190
[ 2559.528059]  wait_woken+0x10f/0x280
[ 2559.531654]  ? n_tty_read+0x92d/0x1a00
[ 2559.535511]  ? woken_wake_function+0x60/0x60
[ 2559.539904]  n_tty_read+0xaf0/0x1a00
[ 2559.543620]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2559.548095]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2559.553954]  ? rcu_note_context_switch+0x710/0x710
[ 2559.558853]  ? __init_waitqueue_head+0x140/0x140
[ 2559.563582]  ? __init_waitqueue_head+0x140/0x140
[ 2559.568309]  ? tty_poll+0x170/0x170
[ 2559.571904]  ? ldsem_down_read+0x37/0x40
[ 2559.575932]  ? ldsem_down_read+0x37/0x40
[ 2559.579965]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2559.584430]  tty_read+0x169/0x250
[ 2559.587857]  ? tty_poll+0x170/0x170
[ 2559.591453]  __vfs_read+0xef/0xa00
[ 2559.594964]  ? fsnotify+0x7b3/0x1140
[ 2559.598653]  ? vfs_copy_file_range+0x940/0x940
[ 2559.603211]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2559.607768]  ? avc_policy_seqno+0x9/0x20
[ 2559.611797]  ? selinux_file_permission+0x82/0x460
[ 2559.616617]  ? security_file_permission+0x89/0x1e0
[ 2559.621520]  ? rw_verify_area+0xe5/0x2b0
[ 2559.625553]  ? __fdget_raw+0x20/0x20
[ 2559.629241]  vfs_read+0x11e/0x350
[ 2559.632670]  SyS_read+0xef/0x220
[ 2559.636012]  ? kernel_write+0x120/0x120
[ 2559.639955]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2559.644946]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2559.649680]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2559.654402] RIP: 0033:0x7fb6226bd310
[ 2559.658082] RSP: 002b:00007fff121c7488 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2559.665757] RAX: ffffffffffffffda RBX: 0000000000607340 RCX: 00007fb6226bd310
[ 2559.672993] RDX: 0000000000000001 RSI: 00007fff121c74d8 RDI: 0000000000000000
[ 2559.680234] RBP: 00000000011cfde0 R08: 00007fff121c72c0 R09: 00007fb622973e90
[ 2559.687470] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff121c7cc0
[ 2559.694710] R13: 000000000000006c R14: 000000000000006c R15: 00007fff121c73c4
[ 2559.701976] getty           S23232  3119      1 0x00000000
[ 2559.707576] Call Trace:
[ 2559.710137]  __schedule+0x8eb/0x2060
[ 2559.713834]  ? __sched_text_start+0x8/0x8
[ 2559.717952]  ? __mutex_lock+0x16f/0x1a80
[ 2559.721981]  ? check_noncircular+0x20/0x20
[ 2559.726192]  ? n_tty_read+0x2ef/0x1a00
[ 2559.730051]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2559.735216]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2559.740033]  ? print_irqtrace_events+0x270/0x270
[ 2559.744766]  ? __lock_is_held+0xb6/0x140
[ 2559.748795]  ? check_noncircular+0x20/0x20
[ 2559.753003]  schedule+0xf5/0x430
[ 2559.756342]  ? check_noncircular+0x20/0x20
[ 2559.760544]  ? __schedule+0x2060/0x2060
[ 2559.764491]  ? mark_held_locks+0xaf/0x100
[ 2559.768605]  ? print_irqtrace_events+0x270/0x270
[ 2559.773330]  ? flush_work+0x6a7/0x8f0
[ 2559.777112]  ? lock_acquire+0x1d5/0x580
[ 2559.781064]  schedule_timeout+0x1a3/0x230
[ 2559.785183]  ? usleep_range+0x190/0x190
[ 2559.789129]  ? n_tty_read+0xad8/0x1a00
[ 2559.792986]  ? lock_downgrade+0x980/0x980
[ 2559.797113]  ? __might_sleep+0x95/0x190
[ 2559.801061]  wait_woken+0x10f/0x280
[ 2559.804654]  ? n_tty_read+0x92d/0x1a00
[ 2559.808512]  ? woken_wake_function+0x60/0x60
[ 2559.812902]  n_tty_read+0xaf0/0x1a00
[ 2559.816617]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2559.821087]  ? __check_object_size+0x25d/0x4f0
[ 2559.825644]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2559.831500]  ? rcu_note_context_switch+0x710/0x710
[ 2559.836396]  ? __init_waitqueue_head+0x140/0x140
[ 2559.841125]  ? __init_waitqueue_head+0x140/0x140
[ 2559.845850]  ? tty_poll+0x170/0x170
[ 2559.849447]  ? ldsem_down_read+0x37/0x40
[ 2559.853477]  ? ldsem_down_read+0x37/0x40
[ 2559.857512]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2559.861975]  tty_read+0x169/0x250
[ 2559.865404]  ? tty_poll+0x170/0x170
[ 2559.869001]  __vfs_read+0xef/0xa00
[ 2559.872514]  ? fsnotify+0x7b3/0x1140
[ 2559.876900]  ? vfs_copy_file_range+0x940/0x940
[ 2559.881458]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2559.886019]  ? avc_policy_seqno+0x9/0x20
[ 2559.890050]  ? selinux_file_permission+0x82/0x460
[ 2559.894867]  ? security_file_permission+0x89/0x1e0
[ 2559.899769]  ? rw_verify_area+0xe5/0x2b0
[ 2559.903797]  ? __fdget_raw+0x20/0x20
[ 2559.907484]  vfs_read+0x11e/0x350
[ 2559.910915]  SyS_read+0xef/0x220
[ 2559.914257]  ? kernel_write+0x120/0x120
[ 2559.918200]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2559.923186]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2559.927918]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2559.932640] RIP: 0033:0x7fd79ec55310
[ 2559.936317] RSP: 002b:00007ffcf5258008 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2559.943992] RAX: ffffffffffffffda RBX: 0000000000c5d7e0 RCX: 00007fd79ec55310
[ 2559.951231] RDX: 0000000000000001 RSI: 00007ffcf5258058 RDI: 0000000000000000
[ 2559.958468] RBP: 0000000000000000 R08: 00007ffcf5257e40 R09: 0000000000000000
[ 2559.965705] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[ 2559.972952] R13: 000000000000006c R14: 000000000000006c R15: 00007ffcf5257f44
[ 2559.980244] sshd            S20288  3138   3084 0x00000000
[ 2559.985842] Call Trace:
[ 2559.988405]  __schedule+0x8eb/0x2060
[ 2559.992098]  ? __sched_text_start+0x8/0x8
[ 2559.996214]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2560.001027]  ? lock_downgrade+0x980/0x980
[ 2560.005154]  ? enqueue_hrtimer+0x171/0x4a0
[ 2560.009360]  ? __remove_hrtimer+0x190/0x190
[ 2560.013652]  ? do_raw_spin_trylock+0x190/0x190
[ 2560.018207]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2560.023282]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2560.028268]  ? trace_hardirqs_on+0xd/0x10
[ 2560.032398]  schedule+0xf5/0x430
[ 2560.035737]  ? __schedule+0x2060/0x2060
[ 2560.039690]  ? add_wait_queue+0x1a9/0x290
[ 2560.043811]  ? lock_downgrade+0x980/0x980
[ 2560.047926]  ? tcp_stream_memory_free+0x10e/0x150
[ 2560.052741]  ? memset+0x31/0x40
[ 2560.055992]  ? __hrtimer_init+0x4e/0x140
[ 2560.060030]  schedule_hrtimeout_range_clock+0x206/0x460
[ 2560.065364]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2560.070440]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2560.074649]  ? add_wait_queue+0x1a9/0x290
[ 2560.078779]  schedule_hrtimeout_range+0x2a/0x40
[ 2560.083421]  poll_schedule_timeout+0x10f/0x1f0
[ 2560.087982]  ? poll_freewait+0x250/0x250
[ 2560.092016]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2560.097873]  ? poll_initwait+0x180/0x180
[ 2560.101914]  do_select+0x11dd/0x1700
[ 2560.105640]  ? select_estimate_accuracy+0x450/0x450
[ 2560.110631]  ? perf_trace_lock+0xd6/0x900
[ 2560.114749]  ? check_noncircular+0x20/0x20
[ 2560.118960]  ? perf_trace_lock+0xd6/0x900
[ 2560.123093]  ? set_fd_set.part.0+0x70/0x70
[ 2560.127306]  ? set_fd_set.part.0+0x70/0x70
[ 2560.131519]  ? set_fd_set.part.0+0x70/0x70
[ 2560.135731]  ? set_fd_set.part.0+0x70/0x70
[ 2560.139944]  ? __might_fault+0x110/0x1d0
[ 2560.143976]  ? lock_downgrade+0x980/0x980
[ 2560.148099]  ? lock_release+0xa40/0xa40
[ 2560.152042]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2560.157896]  ? __check_object_size+0x25d/0x4f0
[ 2560.162463]  ? __might_sleep+0x95/0x190
[ 2560.166416]  ? kasan_check_write+0x14/0x20
[ 2560.170629]  core_sys_select+0x480/0x960
[ 2560.174659]  ? core_sys_select+0x480/0x960
[ 2560.178875]  ? poll_select_set_timeout+0x210/0x210
[ 2560.183784]  ? kvm_clock_get_cycles+0x25/0x30
[ 2560.188258]  ? timespec64_add_safe+0x1bb/0x2c0
[ 2560.192822]  ? fsnotify+0x7b3/0x1140
[ 2560.196516]  ? poll_select_set_timeout+0x12f/0x210
[ 2560.201414]  ? do_restart_poll+0x2a0/0x2a0
[ 2560.205626]  ? kasan_check_write+0x14/0x20
[ 2560.209836]  SyS_select+0x194/0x230
[ 2560.213440]  ? core_sys_select+0x960/0x960
[ 2560.217642]  ? SyS_read+0x184/0x220
[ 2560.221239]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2560.226054]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2560.231043]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2560.235777]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2560.240502] RIP: 0033:0x7f5501469dd3
[ 2560.244180] RSP: 002b:00007ffd3cdb6908 EFLAGS: 00000246 ORIG_RAX: 0000000000000017
[ 2560.251857] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5501469dd3
[ 2560.259095] RDX: 0000561fa827eae0 RSI: 0000561fa827eb00 RDI: 000000000000000c
[ 2560.266334] RBP: 0000000000000001 R08: 00007ffd3cdb6930 R09: 0101010101010101
[ 2560.273570] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561fa827d590
[ 2560.280810] R13: 0000561fa6898fb4 R14: 0000000000000028 R15: 0000561fa689aca0
[ 2560.288076] syz-fuzzer      S21152  3140   3138 0x00000000
[ 2560.293677] Call Trace:
[ 2560.296237]  __schedule+0x8eb/0x2060
[ 2560.299930]  ? __sched_text_start+0x8/0x8
[ 2560.304048]  ? check_noncircular+0x20/0x20
[ 2560.308257]  ? plist_check_head+0xe2/0x130
[ 2560.312463]  ? plist_check_list+0xa0/0xa0
[ 2560.316594]  ? plist_add+0x5cb/0x760
[ 2560.320299]  schedule+0xf5/0x430
[ 2560.323633]  ? lock_downgrade+0x980/0x980
[ 2560.327751]  ? __schedule+0x2060/0x2060
[ 2560.331696]  ? switched_to_fair+0xb0/0xb0
[ 2560.335814]  ? __lock_acquire+0x664/0x3e00
[ 2560.340028]  ? do_raw_spin_trylock+0x190/0x190
[ 2560.344582]  ? futex_wait_setup+0x14a/0x3d0
[ 2560.348889]  futex_wait_queue_me+0x3ed/0x7e0
[ 2560.353272]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2560.358617]  ? get_futex_value_locked+0xc3/0xf0
[ 2560.363259]  ? futex_wait_setup+0x22e/0x3d0
[ 2560.367550]  ? compat_start_thread+0x80/0x80
[ 2560.371937]  ? futex_wake+0x680/0x680
[ 2560.375708]  ? __mutex_lock+0x16f/0x1a80
[ 2560.379734]  ? pipe_wait+0x1e6/0x280
[ 2560.383415]  ? trace_hardirqs_on+0xd/0x10
[ 2560.387530]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2560.392000]  futex_wait+0x34b/0x9a0
[ 2560.395616]  ? futex_wait_setup+0x3d0/0x3d0
[ 2560.399911]  ? __schedule+0x8f3/0x2060
[ 2560.403781]  ? __sched_text_start+0x8/0x8
[ 2560.407898]  ? lock_downgrade+0x980/0x980
[ 2560.412024]  ? find_held_lock+0x35/0x1d0
[ 2560.416088]  do_futex+0x11ec/0x22a0
[ 2560.419687]  ? schedule+0xf5/0x430
[ 2560.423217]  ? exit_robust_list+0x240/0x240
[ 2560.427514]  ? wait_for_completion+0x770/0x770
[ 2560.432079]  ? mutex_lock_nested+0x16/0x20
[ 2560.436282]  ? mutex_lock_nested+0x16/0x20
[ 2560.440486]  ? pipe_wait+0x1eb/0x280
[ 2560.444168]  ? pipe_double_lock+0x1d0/0x1d0
[ 2560.448466]  ? iterate_fd+0x3f0/0x3f0
[ 2560.452242]  ? mutex_unlock+0xd/0x10
[ 2560.455927]  ? pipe_read+0x5d3/0x7f0
[ 2560.459628]  ? __vfs_read+0xf7/0xa00
[ 2560.463316]  ? vfs_copy_file_range+0x940/0x940
[ 2560.467874]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2560.472433]  ? selinux_file_permission+0x82/0x460
[ 2560.477268]  SyS_futex+0x260/0x390
[ 2560.480780]  ? vfs_read+0x165/0x350
[ 2560.484381]  ? do_futex+0x22a0/0x22a0
[ 2560.488152]  ? SyS_read+0x184/0x220
[ 2560.491749]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2560.496567]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2560.501553]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2560.506288]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2560.511014] RIP: 0033:0x45ddf3
[ 2560.514175] RSP: 002b:00007ffd4f2c30e0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2560.521851] RAX: ffffffffffffffda RBX: 0000000001669c80 RCX: 000000000045ddf3
[ 2560.529092] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001669d90
[ 2560.536329] RBP: 000000c425013618 R08: 0000000000000000 R09: 0000000000000000
[ 2560.543565] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000475c03
[ 2560.550802] R13: 00000000000000f2 R14: 0000000000000032 R15: 0000000000000000
[ 2560.558065] syz-fuzzer      R  running task    22576  3141   3138 0x00000000
[ 2560.565234] Call Trace:
[ 2560.567804]  __schedule+0x8eb/0x2060
[ 2560.571503]  ? __sched_text_start+0x8/0x8
[ 2560.575622]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2560.580433]  ? lock_downgrade+0x980/0x980
[ 2560.584556]  ? enqueue_hrtimer+0x171/0x4a0
[ 2560.588765]  ? __remove_hrtimer+0x190/0x190
[ 2560.593059]  ? find_held_lock+0x35/0x1d0
[ 2560.597091]  ? do_raw_spin_trylock+0x190/0x190
[ 2560.601647]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2560.606722]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2560.611710]  ? trace_hardirqs_on+0xd/0x10
[ 2560.615837]  schedule+0xf5/0x430
[ 2560.619177]  ? __schedule+0x2060/0x2060
[ 2560.623134]  ? do_raw_spin_trylock+0x190/0x190
[ 2560.627689]  ? futex_wait_setup+0x14a/0x3d0
[ 2560.631983]  ? poll_schedule_timeout+0x117/0x1f0
[ 2560.636718]  futex_wait_queue_me+0x3ed/0x7e0
[ 2560.641098]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2560.646447]  ? get_futex_value_locked+0xc3/0xf0
[ 2560.651090]  ? futex_wait_setup+0x22e/0x3d0
[ 2560.655379]  ? print_irqtrace_events+0x270/0x270
[ 2560.660116]  ? futex_wake+0x680/0x680
[ 2560.663890]  ? __hrtimer_init+0x4e/0x140
[ 2560.667932]  futex_wait+0x34b/0x9a0
[ 2560.671544]  ? futex_wait_setup+0x3d0/0x3d0
[ 2560.675842]  ? __lock_acquire+0x664/0x3e00
[ 2560.680053]  ? trace_event_raw_event_lock+0x340/0x340
[ 2560.685217]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2560.689427]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2560.694584]  ? trace_event_raw_event_lock+0x340/0x340
[ 2560.699772]  do_futex+0x11ec/0x22a0
[ 2560.703376]  ? __might_fault+0x110/0x1d0
[ 2560.707419]  ? exit_robust_list+0x240/0x240
[ 2560.711708]  ? check_noncircular+0x20/0x20
[ 2560.715912]  ? perf_trace_lock+0xd6/0x900
[ 2560.720029]  ? pvclock_read_flags+0x160/0x160
[ 2560.724501]  ? trace_event_raw_event_lock+0x340/0x340
[ 2560.729662]  ? __might_sleep+0x95/0x190
[ 2560.733607]  ? check_noncircular+0x20/0x20
[ 2560.737821]  ? find_held_lock+0x35/0x1d0
[ 2560.741863]  ? SyS_futex+0x2d3/0x390
[ 2560.745548]  ? lock_downgrade+0x980/0x980
[ 2560.749678]  ? pvclock_read_flags+0x160/0x160
[ 2560.754141]  ? __might_fault+0x110/0x1d0
[ 2560.758172]  ? lock_downgrade+0x980/0x980
[ 2560.762289]  ? ktime_get+0x15c/0x3a0
[ 2560.765979]  ? kvm_clock_get_cycles+0x25/0x30
[ 2560.770442]  ? ktime_get+0x26f/0x3a0
[ 2560.774130]  ? ktime_get_resolution_ns+0x300/0x300
[ 2560.779031]  ? __might_sleep+0x95/0x190
[ 2560.782986]  ? kasan_check_write+0x14/0x20
[ 2560.787198]  SyS_futex+0x260/0x390
[ 2560.790716]  ? do_futex+0x22a0/0x22a0
[ 2560.794491]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2560.799308]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2560.804296]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2560.809034]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2560.813759] RIP: 0033:0x45ddf3
[ 2560.816916] RSP: 002b:000000c420035e80 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2560.824592] RAX: ffffffffffffffda RBX: 00000045d964b800 RCX: 000000000045ddf3
[ 2560.831832] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000016691f8
[ 2560.839071] RBP: 000000c420035e98 R08: 0000000000000000 R09: 0000000000000000
[ 2560.846310] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430130
[ 2560.853550] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[ 2560.860815] syz-fuzzer      S20432  3142   3138 0x00000000
[ 2560.866413] Call Trace:
[ 2560.868973]  __schedule+0x8eb/0x2060
[ 2560.872667]  ? __sched_text_start+0x8/0x8
[ 2560.876786]  ? check_noncircular+0x20/0x20
[ 2560.880996]  ? plist_check_head+0xe2/0x130
[ 2560.885203]  ? plist_check_list+0xa0/0xa0
[ 2560.889323]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2560.894478]  ? check_preempt_wakeup+0x426/0xb20
[ 2560.899125]  ? plist_add+0x5cb/0x760
[ 2560.902831]  schedule+0xf5/0x430
[ 2560.906168]  ? lock_downgrade+0x980/0x980
[ 2560.910285]  ? __schedule+0x2060/0x2060
[ 2560.914235]  ? print_irqtrace_events+0x270/0x270
[ 2560.918967]  ? do_raw_spin_trylock+0x190/0x190
[ 2560.923519]  ? futex_wait_setup+0x14a/0x3d0
[ 2560.927823]  futex_wait_queue_me+0x3ed/0x7e0
[ 2560.932206]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2560.937547]  ? __lock_acquire+0x664/0x3e00
[ 2560.941753]  ? get_futex_value_locked+0xc3/0xf0
[ 2560.946393]  ? futex_wait_setup+0x22e/0x3d0
[ 2560.950681]  ? lock_acquire+0x1d5/0x580
[ 2560.954634]  ? futex_wake+0x680/0x680
[ 2560.958402]  ? lock_release+0xa40/0xa40
[ 2560.962346]  ? perf_trace_lock+0xd6/0x900
[ 2560.966467]  futex_wait+0x34b/0x9a0
[ 2560.970066]  ? trace_event_raw_event_lock+0x340/0x340
[ 2560.975234]  ? futex_wait_setup+0x3d0/0x3d0
[ 2560.979526]  ? pipe_read+0xb7/0x7f0
[ 2560.983125]  ? wake_up_q+0x8a/0xe0
[ 2560.986644]  ? check_noncircular+0x20/0x20
[ 2560.990851]  ? find_held_lock+0x35/0x1d0
[ 2560.994915]  do_futex+0x11ec/0x22a0
[ 2560.998508]  ? lock_downgrade+0x980/0x980
[ 2561.002631]  ? lock_release+0xa40/0xa40
[ 2561.006570]  ? lock_downgrade+0x980/0x980
[ 2561.010698]  ? exit_robust_list+0x240/0x240
[ 2561.014989]  ? wait_for_completion+0x770/0x770
[ 2561.019551]  ? avc_has_perm+0x43e/0x680
[ 2561.023499]  ? avc_has_perm_noaudit+0x520/0x520
[ 2561.028148]  ? iterate_fd+0x3f0/0x3f0
[ 2561.031926]  ? mutex_unlock+0xd/0x10
[ 2561.035610]  ? pipe_read+0x5d3/0x7f0
[ 2561.039313]  ? __vfs_read+0xf7/0xa00
[ 2561.043005]  ? vfs_copy_file_range+0x940/0x940
[ 2561.047569]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2561.052127]  ? selinux_file_permission+0x82/0x460
[ 2561.056960]  SyS_futex+0x260/0x390
[ 2561.060471]  ? vfs_read+0x165/0x350
[ 2561.064075]  ? do_futex+0x22a0/0x22a0
[ 2561.067841]  ? SyS_read+0x184/0x220
[ 2561.071438]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2561.076253]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2561.081243]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2561.085976]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2561.090698] RIP: 0033:0x45ddf3
[ 2561.093856] RSP: 002b:000000c420031de8 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2561.101535] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000045ddf3
[ 2561.108775] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c420026490
[ 2561.116015] RBP: 000000c424d317c0 R08: 0000000000000000 R09: 0000000000000000
[ 2561.123260] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000042
[ 2561.130497] R13: 0000000000894abb R14: 0000000000000043 R15: 0000000000000000
[ 2561.137761] syz-fuzzer      S25520  3143   3138 0x00000000
[ 2561.143359] Call Trace:
[ 2561.145919]  __schedule+0x8eb/0x2060
[ 2561.149601]  ? find_held_lock+0x35/0x1d0
[ 2561.153640]  ? __sched_text_start+0x8/0x8
[ 2561.157766]  ? check_noncircular+0x20/0x20
[ 2561.161975]  ? plist_check_head+0xe2/0x130
[ 2561.166178]  ? plist_check_list+0xa0/0xa0
[ 2561.170296]  ? check_noncircular+0x20/0x20
[ 2561.174500]  ? check_preempt_wakeup+0x52c/0xb20
[ 2561.179146]  ? plist_add+0x5cb/0x760
[ 2561.182852]  schedule+0xf5/0x430
[ 2561.186188]  ? lock_downgrade+0x980/0x980
[ 2561.190308]  ? __schedule+0x2060/0x2060
[ 2561.194254]  ? try_to_wake_up+0xf9/0x1600
[ 2561.198378]  ? do_raw_spin_trylock+0x190/0x190
[ 2561.202932]  ? futex_wait_setup+0x14a/0x3d0
[ 2561.207240]  futex_wait_queue_me+0x3ed/0x7e0
[ 2561.211622]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2561.216952]  ? trace_hardirqs_on+0xd/0x10
[ 2561.221073]  ? try_to_wake_up+0xf9/0x1600
[ 2561.225194]  ? get_futex_value_locked+0xc3/0xf0
[ 2561.229836]  ? futex_wait_setup+0x22e/0x3d0
[ 2561.234140]  ? futex_wake+0x680/0x680
[ 2561.237914]  ? futex_wake+0x566/0x680
[ 2561.241694]  futex_wait+0x34b/0x9a0
[ 2561.245303]  ? futex_wait_setup+0x3d0/0x3d0
[ 2561.249593]  ? check_noncircular+0x20/0x20
[ 2561.253801]  ? wake_up_q+0x8a/0xe0
[ 2561.257311]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2561.262384]  ? futex_wake+0x2ca/0x680
[ 2561.266165]  ? get_futex_key+0x1d50/0x1d50
[ 2561.270373]  ? find_held_lock+0x35/0x1d0
[ 2561.274418]  ? lock_downgrade+0x980/0x980
[ 2561.278534]  ? __lock_acquire+0x664/0x3e00
[ 2561.282747]  do_futex+0x11ec/0x22a0
[ 2561.286343]  ? __handle_mm_fault+0x80e/0x3ce0
[ 2561.290810]  ? do_raw_spin_trylock+0x190/0x190
[ 2561.295364]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2561.300446]  ? exit_robust_list+0x240/0x240
[ 2561.304738]  ? ep_poll+0x371/0x1190
[ 2561.308350]  ? ep_poll_callback+0x1060/0x1060
[ 2561.312818]  ? lock_release+0xa40/0xa40
[ 2561.316765]  ? __lock_is_held+0xb6/0x140
[ 2561.320816]  ? __fget+0x35c/0x570
[ 2561.324237]  ? __set_current_blocked+0xcf/0x110
[ 2561.328886]  ? iterate_fd+0x3f0/0x3f0
[ 2561.332654]  ? retarget_shared_pending+0x3c0/0x3c0
[ 2561.337552]  ? __might_fault+0x110/0x1d0
[ 2561.341590]  ? find_held_lock+0x35/0x1d0
[ 2561.345633]  ? __task_pid_nr_ns+0x29b/0x540
[ 2561.349933]  ? __fget_light+0x297/0x380
[ 2561.353878]  ? fget_raw+0x20/0x20
[ 2561.357307]  SyS_futex+0x260/0x390
[ 2561.360823]  ? do_futex+0x22a0/0x22a0
[ 2561.364595]  ? __task_pid_nr_ns+0x2c4/0x540
[ 2561.368884]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2561.373700]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2561.378688]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2561.383425]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2561.388146] RIP: 0033:0x45ddf3
[ 2561.391305] RSP: 002b:000000c42001f6c0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2561.398984] RAX: ffffffffffffffda RBX: 00000000006f4ab0 RCX: 000000000045ddf3
[ 2561.406224] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001689160
[ 2561.413464] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2561.420702] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000430130
[ 2561.427939] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[ 2561.435203] syz-fuzzer      S23272  3144   3138 0x00000000
[ 2561.440810] Call Trace:
[ 2561.443372]  __schedule+0x8eb/0x2060
[ 2561.447053]  ? find_held_lock+0x35/0x1d0
[ 2561.451095]  ? __sched_text_start+0x8/0x8
[ 2561.455211]  ? check_noncircular+0x20/0x20
[ 2561.459419]  ? plist_check_head+0xe2/0x130
[ 2561.463624]  ? plist_check_list+0xa0/0xa0
[ 2561.467741]  ? check_noncircular+0x20/0x20
[ 2561.471950]  ? print_irqtrace_events+0x270/0x270
[ 2561.477132]  ? plist_add+0x5cb/0x760
[ 2561.480836]  schedule+0xf5/0x430
[ 2561.484172]  ? lock_downgrade+0x980/0x980
[ 2561.488294]  ? __schedule+0x2060/0x2060
[ 2561.492239]  ? try_to_wake_up+0xf9/0x1600
[ 2561.496365]  ? do_raw_spin_trylock+0x190/0x190
[ 2561.500919]  ? futex_wait_setup+0x14a/0x3d0
[ 2561.505211]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2561.510379]  futex_wait_queue_me+0x3ed/0x7e0
[ 2561.514759]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2561.520104]  ? get_futex_value_locked+0xc3/0xf0
[ 2561.524747]  ? futex_wait_setup+0x22e/0x3d0
[ 2561.529051]  ? futex_wake+0x680/0x680
[ 2561.532828]  ? switched_to_fair+0xb0/0xb0
[ 2561.536949]  futex_wait+0x34b/0x9a0
[ 2561.540558]  ? futex_wait_setup+0x3d0/0x3d0
[ 2561.544849]  ? find_held_lock+0x35/0x1d0
[ 2561.548890]  ? finish_task_switch+0x1d3/0x740
[ 2561.553356]  ? lock_downgrade+0x980/0x980
[ 2561.557474]  ? load_balance+0x34c0/0x34c0
[ 2561.561603]  ? lock_release+0xa40/0xa40
[ 2561.565548]  ? compat_start_thread+0x80/0x80
[ 2561.569942]  ? trace_hardirqs_on+0xd/0x10
[ 2561.574058]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2561.578529]  do_futex+0x11ec/0x22a0
[ 2561.582125]  ? copy_overflow+0x20/0x20
[ 2561.585997]  ? exit_robust_list+0x240/0x240
[ 2561.590301]  ? __sched_text_start+0x8/0x8
[ 2561.594419]  ? handle_mm_fault+0x248/0x8d0
[ 2561.598630]  ? find_held_lock+0x35/0x1d0
[ 2561.602660]  ? check_noncircular+0x20/0x20
[ 2561.606873]  ? __do_page_fault+0x5f7/0xc90
[ 2561.611083]  ? find_held_lock+0x35/0x1d0
[ 2561.615129]  ? schedule+0xf5/0x430
[ 2561.618642]  ? __schedule+0x2060/0x2060
[ 2561.622586]  ? retarget_shared_pending+0x3c0/0x3c0
[ 2561.627483]  ? __might_fault+0x110/0x1d0
[ 2561.631513]  ? do_raw_spin_trylock+0x190/0x190
[ 2561.636066]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2561.640533]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2561.645521]  ? exit_to_usermode_loop+0x8c/0x310
[ 2561.650169]  ? trace_hardirqs_off+0xd/0x10
[ 2561.654372]  ? exit_to_usermode_loop+0x198/0x310
[ 2561.659101]  ? trace_event_raw_event_sys_exit+0x260/0x260
[ 2561.664614]  SyS_futex+0x260/0x390
[ 2561.668131]  ? do_futex+0x22a0/0x22a0
[ 2561.671905]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2561.676721]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2561.681709]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2561.686445]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2561.691171] RIP: 0033:0x45ddf3
[ 2561.694330] RSP: 002b:000000c420121e68 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2561.702010] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000045ddf3
[ 2561.709251] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c420088b90
[ 2561.716487] RBP: 000000c420121e68 R08: 0000000000000000 R09: 0000000000000000
[ 2561.723726] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000000
[ 2561.730962] R13: 00000000000000ff R14: 00000000000000ff R15: 000000000000000f
[ 2561.738227] syz-fuzzer      S21408  3146   3138 0x00000000
[ 2561.743826] Call Trace:
[ 2561.746388]  __schedule+0x8eb/0x2060
[ 2561.750082]  ? __sched_text_start+0x8/0x8
[ 2561.754201]  ? check_noncircular+0x20/0x20
[ 2561.758408]  ? plist_check_head+0xe2/0x130
[ 2561.762614]  ? plist_check_list+0xa0/0xa0
[ 2561.766741]  ? debug_object_free+0x2f1/0x5a0
[ 2561.771125]  ? plist_add+0x5cb/0x760
[ 2561.774830]  schedule+0xf5/0x430
[ 2561.778170]  ? lock_downgrade+0x980/0x980
[ 2561.782290]  ? __schedule+0x2060/0x2060
[ 2561.786244]  ? do_raw_spin_trylock+0x190/0x190
[ 2561.790796]  ? futex_wait_setup+0x14a/0x3d0
[ 2561.795103]  futex_wait_queue_me+0x3ed/0x7e0
[ 2561.799486]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2561.804832]  ? get_futex_value_locked+0xc3/0xf0
[ 2561.809473]  ? futex_wait_setup+0x22e/0x3d0
[ 2561.813762]  ? print_irqtrace_events+0x270/0x270
[ 2561.818497]  ? futex_wake+0x680/0x680
[ 2561.822266]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2561.827429]  ? __lock_acquire+0x664/0x3e00
[ 2561.831640]  futex_wait+0x34b/0x9a0
[ 2561.835250]  ? futex_wait_setup+0x3d0/0x3d0
[ 2561.839557]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2561.844370]  ? rcu_read_lock_sched_held+0x108/0x120
[ 2561.849358]  ? check_noncircular+0x20/0x20
[ 2561.853563]  ? check_noncircular+0x20/0x20
[ 2561.857774]  ? find_held_lock+0x35/0x1d0
[ 2561.861832]  do_futex+0x11ec/0x22a0
[ 2561.865437]  ? __might_fault+0x110/0x1d0
[ 2561.869470]  ? lock_downgrade+0x980/0x980
[ 2561.873592]  ? exit_robust_list+0x240/0x240
[ 2561.877881]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2561.883737]  ? pvclock_read_flags+0x160/0x160
[ 2561.888211]  ? __might_sleep+0x95/0x190
[ 2561.892169]  ? kasan_check_read+0x11/0x20
[ 2561.896291]  ? _copy_to_user+0xa2/0xc0
[ 2561.900157]  ? put_timespec64+0xfc/0x180
[ 2561.904194]  ? nsecs_to_jiffies+0x30/0x30
[ 2561.908330]  ? poll_select_copy_remaining+0x38f/0x620
[ 2561.913494]  ? poll_schedule_timeout+0x1f0/0x1f0
[ 2561.918221]  ? kasan_check_write+0x14/0x20
[ 2561.922431]  ? poll_select_set_timeout+0x12f/0x210
[ 2561.927330]  ? do_restart_poll+0x2a0/0x2a0
[ 2561.931535]  ? timespec_trunc+0xe0/0xe0
[ 2561.935493]  ? SyS_pselect6+0x484/0x650
[ 2561.939451]  SyS_futex+0x260/0x390
[ 2561.942959]  ? vfs_read+0x165/0x350
[ 2561.946563]  ? do_futex+0x22a0/0x22a0
[ 2561.950331]  ? SyS_read+0x184/0x220
[ 2561.953927]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2561.958741]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2561.963732]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2561.968468]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2561.973191] RIP: 0033:0x45ddf3
[ 2561.976349] RSP: 002b:000000c420123de8 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2561.984027] RAX: ffffffffffffffda RBX: 000000c4231a6600 RCX: 000000000045ddf3
[ 2561.991263] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c420088490
[ 2561.998501] RBP: 000000c424d31ac0 R08: 0000000000000000 R09: 0000000000000000
[ 2562.005739] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000000
[ 2562.012980] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000005
[ 2562.020243] syz-fuzzer      S20736  3147   3138 0x00000000
[ 2562.025842] Call Trace:
[ 2562.028405]  __schedule+0x8eb/0x2060
[ 2562.032100]  ? __sched_text_start+0x8/0x8
[ 2562.036219]  ? check_noncircular+0x20/0x20
[ 2562.040426]  ? plist_check_head+0xe2/0x130
[ 2562.044632]  ? plist_check_list+0xa0/0xa0
[ 2562.048753]  ? update_curr+0x45c/0xa60
[ 2562.052618]  ? plist_add+0x5cb/0x760
[ 2562.056320]  schedule+0xf5/0x430
[ 2562.059662]  ? lock_downgrade+0x980/0x980
[ 2562.063781]  ? __schedule+0x2060/0x2060
[ 2562.067722]  ? __lock_acquire+0x664/0x3e00
[ 2562.071938]  ? do_raw_spin_trylock+0x190/0x190
[ 2562.076491]  ? futex_wait_setup+0x14a/0x3d0
[ 2562.080798]  futex_wait_queue_me+0x3ed/0x7e0
[ 2562.085180]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2562.090512]  ? numa_migrate_preferred+0x250/0x250
[ 2562.095331]  ? get_futex_value_locked+0xc3/0xf0
[ 2562.099972]  ? futex_wait_setup+0x22e/0x3d0
[ 2562.104279]  ? futex_wake+0x680/0x680
[ 2562.108053]  ? print_irqtrace_events+0x270/0x270
[ 2562.112778]  ? check_noncircular+0x20/0x20
[ 2562.116979]  ? check_noncircular+0x20/0x20
[ 2562.121187]  futex_wait+0x34b/0x9a0
[ 2562.124796]  ? futex_wait_setup+0x3d0/0x3d0
[ 2562.129092]  ? __lock_acquire+0x664/0x3e00
[ 2562.133300]  ? __lock_acquire+0x664/0x3e00
[ 2562.137504]  ? __lock_acquire+0x664/0x3e00
[ 2562.141720]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2562.146901]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2562.151895]  do_futex+0x11ec/0x22a0
[ 2562.155489]  ? try_to_wake_up+0xf9/0x1600
[ 2562.159624]  ? exit_robust_list+0x240/0x240
[ 2562.163913]  ? check_noncircular+0x20/0x20
[ 2562.168132]  ? check_noncircular+0x20/0x20
[ 2562.172336]  ? check_noncircular+0x20/0x20
[ 2562.176540]  ? lock_downgrade+0x980/0x980
[ 2562.180664]  ? lock_release+0xa40/0xa40
[ 2562.184617]  ? find_held_lock+0x35/0x1d0
[ 2562.188659]  ? mntput_no_expire+0x130/0xa90
[ 2562.192953]  ? lock_downgrade+0x980/0x980
[ 2562.197076]  ? lock_release+0xa40/0xa40
[ 2562.201024]  ? lock_downgrade+0x980/0x980
[ 2562.205144]  ? lock_release+0xa40/0xa40
[ 2562.209091]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2562.214945]  ? do_raw_spin_trylock+0x190/0x190
[ 2562.219505]  ? mntput_no_expire+0x15e/0xa90
[ 2562.223799]  ? mnt_get_count+0x150/0x150
[ 2562.227830]  ? dput.part.23+0x207/0x830
[ 2562.231780]  ? dentry_path_raw+0x30/0x30
[ 2562.235824]  SyS_futex+0x260/0x390
[ 2562.239343]  ? do_futex+0x22a0/0x22a0
[ 2562.243114]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2562.247930]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2562.252924]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2562.257658]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2562.262382] RIP: 0033:0x45ddf3
[ 2562.265553] RSP: 002b:000000c420037ed0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2562.273231] RAX: ffffffffffffffda RBX: 000000c425cddb80 RCX: 000000000045ddf3
[ 2562.280467] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c420088810
[ 2562.287706] RBP: 000000c424503d00 R08: 0000000000000000 R09: 0000000000000000
[ 2562.294944] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c4201b4240
[ 2562.302182] R13: 0000000000000001 R14: 000000c4201b4268 R15: 0000000000000000
[ 2562.309445] syz-fuzzer      S21408  3148   3138 0x00000000
[ 2562.315046] Call Trace:
[ 2562.317610]  __schedule+0x8eb/0x2060
[ 2562.321304]  ? __sched_text_start+0x8/0x8
[ 2562.325423]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2562.330237]  ? lock_downgrade+0x980/0x980
[ 2562.334360]  ? enqueue_hrtimer+0x171/0x4a0
[ 2562.338568]  ? __remove_hrtimer+0x190/0x190
[ 2562.342858]  ? find_held_lock+0x35/0x1d0
[ 2562.346891]  ? do_raw_spin_trylock+0x190/0x190
[ 2562.351444]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2562.356519]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2562.361504]  ? trace_hardirqs_on+0xd/0x10
[ 2562.365635]  schedule+0xf5/0x430
[ 2562.368975]  ? __schedule+0x2060/0x2060
[ 2562.372933]  ? do_raw_spin_trylock+0x190/0x190
[ 2562.377488]  ? futex_wait_setup+0x14a/0x3d0
[ 2562.381796]  futex_wait_queue_me+0x3ed/0x7e0
[ 2562.386179]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2562.391513]  ? trace_hardirqs_on+0xd/0x10
[ 2562.395635]  ? try_to_wake_up+0xf9/0x1600
[ 2562.399756]  ? get_futex_value_locked+0xc3/0xf0
[ 2562.404397]  ? futex_wait_setup+0x22e/0x3d0
[ 2562.408703]  ? futex_wake+0x680/0x680
[ 2562.412474]  ? __hrtimer_init+0x4e/0x140
[ 2562.416514]  futex_wait+0x34b/0x9a0
[ 2562.420126]  ? futex_wait_setup+0x3d0/0x3d0
[ 2562.424426]  ? __lock_acquire+0x664/0x3e00
[ 2562.428628]  ? wake_up_q+0x8a/0xe0
[ 2562.432138]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2562.437214]  ? futex_wake+0x2ca/0x680
[ 2562.440990]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2562.445203]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2562.450382]  ? release_sock+0x1d4/0x2a0
[ 2562.454324]  ? trace_hardirqs_on+0xd/0x10
[ 2562.458444]  do_futex+0x11ec/0x22a0
[ 2562.462041]  ? release_sock+0x1d4/0x2a0
[ 2562.465987]  ? __release_sock+0x360/0x360
[ 2562.470107]  ? lock_sock_nested+0x91/0x110
[ 2562.474322]  ? exit_robust_list+0x240/0x240
[ 2562.478616]  ? check_noncircular+0x20/0x20
[ 2562.482819]  ? perf_trace_lock+0xd6/0x900
[ 2562.486934]  ? tcp_sendmsg+0x3a/0x50
[ 2562.490621]  ? inet_sendmsg+0x126/0x5e0
[ 2562.494569]  ? trace_event_raw_event_lock+0x340/0x340
[ 2562.499724]  ? inet_recvmsg+0x5f0/0x5f0
[ 2562.503674]  ? check_noncircular+0x20/0x20
[ 2562.507879]  ? security_socket_sendmsg+0x89/0xb0
[ 2562.512606]  ? inet_recvmsg+0x5f0/0x5f0
[ 2562.516556]  ? find_held_lock+0x35/0x1d0
[ 2562.520598]  ? SyS_futex+0x2d3/0x390
[ 2562.524283]  ? lock_downgrade+0x980/0x980
[ 2562.528417]  ? pvclock_read_flags+0x160/0x160
[ 2562.532880]  ? __might_fault+0x110/0x1d0
[ 2562.536912]  ? lock_downgrade+0x980/0x980
[ 2562.541031]  ? ktime_get+0x15c/0x3a0
[ 2562.544721]  ? kvm_clock_get_cycles+0x25/0x30
[ 2562.549186]  ? ktime_get+0x26f/0x3a0
[ 2562.552876]  ? ktime_get_resolution_ns+0x300/0x300
[ 2562.557776]  ? __might_sleep+0x95/0x190
[ 2562.561731]  ? kasan_check_write+0x14/0x20
[ 2562.565939]  SyS_futex+0x260/0x390
[ 2562.569457]  ? do_futex+0x22a0/0x22a0
[ 2562.573224]  ? SyS_write+0x184/0x220
[ 2562.576907]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2562.581721]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2562.586707]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2562.591441]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2562.596164] RIP: 0033:0x45ddf3
[ 2562.599322] RSP: 002b:000000c4200256a0 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
[ 2562.607001] RAX: ffffffffffffffda RBX: 0000000000000091 RCX: 000000000045ddf3
[ 2562.614243] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001660d60
[ 2562.621481] RBP: 000000c424bd7cd8 R08: 0000000000000000 R09: 0000000000000000
[ 2562.628717] R10: 000000c4200256d8 R11: 0000000000000206 R12: 0000000000000000
[ 2562.635956] R13: 00000000000000f2 R14: 0000000000000032 R15: 000000000000001a
[ 2562.643225] syz-fuzzer      S20432  3149   3138 0x00000000
[ 2562.648826] Call Trace:
[ 2562.651390]  __schedule+0x8eb/0x2060
[ 2562.655085]  ? __sched_text_start+0x8/0x8
[ 2562.659210]  ? check_noncircular+0x20/0x20
[ 2562.663419]  ? plist_check_head+0xe2/0x130
[ 2562.667623]  ? plist_check_list+0xa0/0xa0
[ 2562.671758]  ? plist_add+0x5cb/0x760
[ 2562.675461]  schedule+0xf5/0x430
[ 2562.678799]  ? lock_downgrade+0x980/0x980
[ 2562.682916]  ? __schedule+0x2060/0x2060
[ 2562.686856]  ? __lock_acquire+0x2d15/0x3e00
[ 2562.691159]  ? do_raw_spin_trylock+0x190/0x190
[ 2562.695713]  ? futex_wait_setup+0x14a/0x3d0
[ 2562.700027]  futex_wait_queue_me+0x3ed/0x7e0
[ 2562.704408]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2562.709755]  ? get_futex_value_locked+0xc3/0xf0
[ 2562.714395]  ? futex_wait_setup+0x22e/0x3d0
[ 2562.718698]  ? futex_wake+0x680/0x680
[ 2562.722477]  ? print_irqtrace_events+0x270/0x270
[ 2562.727212]  futex_wait+0x34b/0x9a0
[ 2562.730821]  ? futex_wait_setup+0x3d0/0x3d0
[ 2562.735117]  ? __lock_acquire+0x664/0x3e00
[ 2562.739327]  ? __lock_acquire+0x664/0x3e00
[ 2562.743530]  ? __lock_acquire+0x664/0x3e00
[ 2562.747744]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2562.752926]  ? load_balance+0x34c0/0x34c0
[ 2562.757053]  do_futex+0x11ec/0x22a0
[ 2562.760653]  ? do_raw_spin_trylock+0x190/0x190
[ 2562.765207]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2562.769683]  ? exit_robust_list+0x240/0x240
[ 2562.773972]  ? check_noncircular+0x20/0x20
[ 2562.778182]  ? check_noncircular+0x20/0x20
[ 2562.782388]  ? check_noncircular+0x20/0x20
[ 2562.786605]  ? __schedule+0x8f3/0x2060
[ 2562.790468]  ? find_held_lock+0x35/0x1d0
[ 2562.794510]  ? mntput_no_expire+0x130/0xa90
[ 2562.798803]  ? lock_downgrade+0x980/0x980
[ 2562.802926]  ? lock_release+0xa40/0xa40
[ 2562.806869]  ? lock_downgrade+0x980/0x980
[ 2562.810991]  ? lock_release+0xa40/0xa40
[ 2562.814941]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2562.820796]  ? do_raw_spin_trylock+0x190/0x190
[ 2562.825357]  ? mntput_no_expire+0x15e/0xa90
[ 2562.829651]  ? mnt_get_count+0x150/0x150
[ 2562.833681]  ? dput.part.23+0x207/0x830
[ 2562.837627]  ? dentry_path_raw+0x30/0x30
[ 2562.841670]  SyS_futex+0x260/0x390
[ 2562.845187]  ? do_futex+0x22a0/0x22a0
[ 2562.848960]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2562.853773]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2562.858759]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2562.863495]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2562.868220] RIP: 0033:0x45ddf3
[ 2562.871380] RSP: 002b:000000c420267ed0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2562.879056] RAX: ffffffffffffffda RBX: 000000c425cddc80 RCX: 000000000045ddf3
[ 2562.886295] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c420089290
[ 2562.893531] RBP: 000000c4244ffd00 R08: 0000000000000000 R09: 0000000000000000
[ 2562.900768] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c4201b4121
[ 2562.908010] R13: 0000000000000001 R14: 000000c4201b4138 R15: 0000000000000000
[ 2562.915276] syz-fuzzer      S21776 20169   3138 0x00000000
[ 2562.920873] Call Trace:
[ 2562.923437]  __schedule+0x8eb/0x2060
[ 2562.927130]  ? __sched_text_start+0x8/0x8
[ 2562.931247]  ? check_noncircular+0x20/0x20
[ 2562.935470]  ? plist_check_head+0xe2/0x130
[ 2562.939675]  ? plist_check_list+0xa0/0xa0
[ 2562.943796]  ? print_irqtrace_events+0x270/0x270
[ 2562.948527]  ? plist_add+0x5cb/0x760
[ 2562.952230]  schedule+0xf5/0x430
[ 2562.955567]  ? lock_downgrade+0x980/0x980
[ 2562.959686]  ? __schedule+0x2060/0x2060
[ 2562.963642]  ? do_raw_spin_trylock+0x190/0x190
[ 2562.968197]  ? futex_wait_setup+0x14a/0x3d0
[ 2562.972488]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2562.977659]  futex_wait_queue_me+0x3ed/0x7e0
[ 2562.982041]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2562.987379]  ? print_irqtrace_events+0x270/0x270
[ 2562.992109]  ? get_futex_value_locked+0xc3/0xf0
[ 2562.996751]  ? futex_wait_setup+0x22e/0x3d0
[ 2563.001052]  ? futex_wake+0x680/0x680
[ 2563.004829]  ? __lock_acquire+0x664/0x3e00
[ 2563.009037]  futex_wait+0x34b/0x9a0
[ 2563.012648]  ? futex_wait_setup+0x3d0/0x3d0
[ 2563.016937]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2563.022097]  ? find_held_lock+0x35/0x1d0
[ 2563.026140]  ? __might_fault+0x110/0x1d0
[ 2563.030174]  ? lock_downgrade+0x980/0x980
[ 2563.034295]  ? lock_release+0xa40/0xa40
[ 2563.038239]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2563.044115]  ? check_noncircular+0x20/0x20
[ 2563.048324]  do_futex+0x11ec/0x22a0
[ 2563.051928]  ? save_fsave_header+0x200/0x200
[ 2563.056320]  ? exit_robust_list+0x240/0x240
[ 2563.060612]  ? find_held_lock+0x35/0x1d0
[ 2563.064651]  ? __might_fault+0x110/0x1d0
[ 2563.068684]  ? lock_downgrade+0x980/0x980
[ 2563.072809]  ? lock_release+0xa40/0xa40
[ 2563.076753]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2563.082611]  ? __set_current_blocked+0xcf/0x110
[ 2563.087256]  ? __might_sleep+0x95/0x190
[ 2563.091210]  ? do_sigaltstack+0x3e0/0x5e0
[ 2563.095329]  ? _copy_from_user+0x99/0x110
[ 2563.099451]  ? restore_altstack+0xd5/0x120
[ 2563.103659]  ? SyS_sigaltstack+0x280/0x280
[ 2563.107860]  ? trace_hardirqs_on+0xd/0x10
[ 2563.111981]  ? exit_to_usermode_loop+0x8c/0x310
[ 2563.116625]  ? trace_hardirqs_off+0xd/0x10
[ 2563.120831]  ? exit_to_usermode_loop+0x198/0x310
[ 2563.125563]  ? trace_event_raw_event_sys_exit+0x260/0x260
[ 2563.131072]  ? do_syscall_64+0xb6/0x920
[ 2563.135041]  SyS_futex+0x260/0x390
[ 2563.138554]  ? syscall_return_slowpath+0x550/0x550
[ 2563.143456]  ? do_futex+0x22a0/0x22a0
[ 2563.147223]  ? SyS_write+0x184/0x220
[ 2563.150907]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2563.155723]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2563.160709]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2563.165442]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2563.170164] RIP: 0033:0x45ddf3
[ 2563.173322] RSP: 002b:000000c424fc9ed0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2563.181000] RAX: ffffffffffffffda RBX: 000000c420089500 RCX: 000000000045ddf3
[ 2563.188243] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c420089610
[ 2563.195481] RBP: 000000c424fc9f18 R08: 0000000000000000 R09: 0000000000000000
[ 2563.202719] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000000
[ 2563.209958] R13: 0000000000000040 R14: 0000000000000068 R15: 000000c425d4f040
[ 2563.217225] syz-fuzzer      S21776 20173   3138 0x00000000
[ 2563.222825] Call Trace:
[ 2563.225385]  __schedule+0x8eb/0x2060
[ 2563.229081]  ? __sched_text_start+0x8/0x8
[ 2563.233218]  ? __lock_acquire+0x664/0x3e00
[ 2563.237423]  ? perf_trace_lock+0xd6/0x900
[ 2563.241550]  ? trace_event_raw_event_lock+0x340/0x340
[ 2563.246717]  ? check_noncircular+0x20/0x20
[ 2563.250921]  ? pipe_read+0xb7/0x7f0
[ 2563.254525]  schedule+0xf5/0x430
[ 2563.257865]  ? __schedule+0x2060/0x2060
[ 2563.261808]  ? check_noncircular+0x20/0x20
[ 2563.266027]  ? find_held_lock+0x35/0x1d0
[ 2563.270077]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2563.275412]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2563.280486]  ? avc_has_perm+0x35e/0x680
[ 2563.284430]  ? lock_downgrade+0x980/0x980
[ 2563.288551]  ? do_raw_spin_trylock+0x190/0x190
[ 2563.293108]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2563.298189]  schedule_hrtimeout_range+0x2a/0x40
[ 2563.302832]  ep_poll+0xa04/0x1190
[ 2563.306270]  ? ep_poll_callback+0x1060/0x1060
[ 2563.310740]  ? avc_has_perm_noaudit+0x520/0x520
[ 2563.315384]  ? lock_release+0xa40/0xa40
[ 2563.319332]  ? __lock_is_held+0xb6/0x140
[ 2563.323381]  ? __fget+0x35c/0x570
[ 2563.326816]  ? iterate_fd+0x3f0/0x3f0
[ 2563.330583]  ? __vfs_read+0xf7/0xa00
[ 2563.334273]  ? vfs_copy_file_range+0x940/0x940
[ 2563.338854]  ? __fget_light+0x297/0x380
[ 2563.342800]  ? fget_raw+0x20/0x20
[ 2563.346226]  ? rw_verify_area+0xe5/0x2b0
[ 2563.350256]  ? __fdget_raw+0x20/0x20
[ 2563.353947]  ? vfs_read+0x165/0x350
[ 2563.357555]  ? wake_up_q+0xe0/0xe0
[ 2563.361064]  ? SyS_read+0x184/0x220
[ 2563.364664]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2563.369484]  SyS_epoll_wait+0x167/0x1c0
[ 2563.373435]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2563.378157] RIP: 0033:0x45df89
[ 2563.381318] RSP: 002b:000000c424fc5850 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
[ 2563.388995] RAX: ffffffffffffffda RBX: 000000c424d1ef68 RCX: 000000000045df89
[ 2563.396236] RDX: 0000000000000080 RSI: 000000c424fc5890 RDI: 0000000000000004
[ 2563.403472] RBP: 000000c421901810 R08: 0000000000000002 R09: 000000c42004e5e8
[ 2563.410713] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c42cc1aa26
[ 2563.417951] R13: 0000000000000001 R14: 000000c42cc1aa88 R15: 0000000000000002
[ 2563.425217] loop0           S27232  6846      2 0x80000000
[ 2563.430816] Call Trace:
[ 2563.433380]  __schedule+0x8eb/0x2060
[ 2563.437078]  ? __sched_text_start+0x8/0x8
[ 2563.441195]  ? check_noncircular+0x20/0x20
[ 2563.445404]  ? lock_release+0xa40/0xa40
[ 2563.449347]  ? compat_start_thread+0x80/0x80
[ 2563.453728]  ? do_raw_spin_trylock+0x190/0x190
[ 2563.458283]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2563.462778]  schedule+0xf5/0x430
[ 2563.466115]  ? lock_downgrade+0x980/0x980
[ 2563.470234]  ? __schedule+0x2060/0x2060
[ 2563.474180]  ? lock_release+0xa40/0xa40
[ 2563.478614]  ? __schedule+0x8f3/0x2060
[ 2563.482478]  ? do_raw_spin_trylock+0x190/0x190
[ 2563.487038]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2563.491507]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2563.496503]  kthread_worker_fn+0x590/0x980
[ 2563.500707]  ? find_held_lock+0x35/0x1d0
[ 2563.504747]  ? kthread_create_worker_on_cpu+0xf0/0xf0
[ 2563.509905]  ? find_held_lock+0x35/0x1d0
[ 2563.513949]  ? complete+0x62/0x80
[ 2563.517376]  ? schedule+0xf5/0x430
[ 2563.520889]  ? __schedule+0x2060/0x2060
[ 2563.524830]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2563.529121]  ? __lockdep_init_map+0xe4/0x650
[ 2563.533498]  ? do_raw_spin_trylock+0x190/0x190
[ 2563.538049]  ? lockdep_init_map+0x9/0x10
[ 2563.542079]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2563.547152]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2563.552137]  ? trace_hardirqs_on+0xd/0x10
[ 2563.556261]  loop_kthread_worker_fn+0x51/0x60
[ 2563.560727]  kthread+0x33c/0x400
[ 2563.564062]  ? loop_get_status64+0x120/0x120
[ 2563.568435]  ? kthread_stop+0x7a0/0x7a0
[ 2563.572381]  ret_from_fork+0x24/0x30
[ 2563.576087] getty           S23520 28995      1 0x00000000
[ 2563.581686] Call Trace:
[ 2563.584246]  __schedule+0x8eb/0x2060
[ 2563.587941]  ? __sched_text_start+0x8/0x8
[ 2563.592061]  ? __radix_tree_insert+0x7b0/0x7b0
[ 2563.596611]  ? check_noncircular+0x20/0x20
[ 2563.600817]  ? perf_trace_lock_acquire+0xe3/0x980
[ 2563.605634]  ? perf_trace_lock_acquire+0xe3/0x980
[ 2563.610459]  ? perf_trace_lock+0x900/0x900
[ 2563.614666]  ? flush_work+0x6fd/0x8f0
[ 2563.618441]  ? check_noncircular+0x20/0x20
[ 2563.622651]  schedule+0xf5/0x430
[ 2563.625988]  ? check_noncircular+0x20/0x20
[ 2563.630195]  ? __schedule+0x2060/0x2060
[ 2563.634144]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2563.638613]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2563.643608]  ? lock_acquire+0x1d5/0x580
[ 2563.647562]  schedule_timeout+0x1a3/0x230
[ 2563.651680]  ? usleep_range+0x190/0x190
[ 2563.655626]  ? n_tty_read+0xad8/0x1a00
[ 2563.659486]  ? lock_downgrade+0x980/0x980
[ 2563.663609]  ? __might_sleep+0x95/0x190
[ 2563.667560]  wait_woken+0x10f/0x280
[ 2563.671155]  ? n_tty_read+0x92d/0x1a00
[ 2563.675021]  ? woken_wake_function+0x60/0x60
[ 2563.679412]  n_tty_read+0xaf0/0x1a00
[ 2563.683128]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2563.687605]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2563.693464]  ? rcu_note_context_switch+0x710/0x710
[ 2563.698362]  ? __init_waitqueue_head+0x140/0x140
[ 2563.703090]  ? __init_waitqueue_head+0x140/0x140
[ 2563.707818]  ? tty_poll+0x170/0x170
[ 2563.711413]  ? ldsem_down_read+0x37/0x40
[ 2563.715446]  ? ldsem_down_read+0x37/0x40
[ 2563.719481]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2563.723945]  tty_read+0x169/0x250
[ 2563.727371]  ? tty_poll+0x170/0x170
[ 2563.730966]  __vfs_read+0xef/0xa00
[ 2563.734479]  ? fsnotify+0x7b3/0x1140
[ 2563.738165]  ? vfs_copy_file_range+0x940/0x940
[ 2563.742725]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2563.747282]  ? avc_policy_seqno+0x9/0x20
[ 2563.751311]  ? selinux_file_permission+0x82/0x460
[ 2563.756131]  ? security_file_permission+0x89/0x1e0
[ 2563.761036]  ? rw_verify_area+0xe5/0x2b0
[ 2563.765068]  ? __fdget_raw+0x20/0x20
[ 2563.768754]  vfs_read+0x11e/0x350
[ 2563.772185]  SyS_read+0xef/0x220
[ 2563.775526]  ? kernel_write+0x120/0x120
[ 2563.779470]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2563.784460]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2563.789195]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2563.793918] RIP: 0033:0x7fde45e49310
[ 2563.797597] RSP: 002b:00007ffd2b068538 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2563.805274] RAX: ffffffffffffffda RBX: 000000000248ade0 RCX: 00007fde45e49310
[ 2563.812512] RDX: 0000000000000001 RSI: 00007ffd2b068588 RDI: 0000000000000000
[ 2563.819751] RBP: 0000000000000000 R08: 00007ffd2b068370 R09: 00007fde4651e700
[ 2563.826988] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[ 2563.834229] R13: 000000000000006c R14: 000000000000006c R15: 00007ffd2b068474
[ 2563.841495] udevd           S22096 20137   1604 0x00000000
[ 2563.847093] Call Trace:
[ 2563.849656]  __schedule+0x8eb/0x2060
[ 2563.853350]  ? __sched_text_start+0x8/0x8
[ 2563.857471]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2563.862461]  ? mutex_unlock+0xd/0x10
[ 2563.866145]  ? ep_scan_ready_list+0x9f6/0xea0
[ 2563.870607]  ? do_raw_spin_trylock+0x190/0x190
[ 2563.875172]  ? ep_eventpoll_release+0x60/0x60
[ 2563.879639]  ? check_noncircular+0x20/0x20
[ 2563.883846]  ? sock_def_readable+0x249/0x5e0
[ 2563.888229]  schedule+0xf5/0x430
[ 2563.891564]  ? lock_release+0xa40/0xa40
[ 2563.895510]  ? __schedule+0x2060/0x2060
[ 2563.899466]  ? find_held_lock+0x35/0x1d0
[ 2563.903516]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2563.908850]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2563.913924]  ? put_pid+0x183/0x1f0
[ 2563.917433]  ? refcount_inc+0x50/0x50
[ 2563.921206]  ? do_raw_spin_trylock+0x190/0x190
[ 2563.925758]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2563.930839]  schedule_hrtimeout_range+0x2a/0x40
[ 2563.935478]  ep_poll+0xa04/0x1190
[ 2563.938917]  ? ep_poll_callback+0x1060/0x1060
[ 2563.943394]  ? do_munmap+0x82a/0xdf0
[ 2563.947074]  ? vm_munmap+0x10b/0x180
[ 2563.950768]  ? security_socket_sendmsg+0x89/0xb0
[ 2563.955494]  ? unix_shutdown+0x870/0x870
[ 2563.959527]  ? sock_sendmsg+0x4f/0x110
[ 2563.963387]  ? SYSC_sendto+0x41c/0x5c0
[ 2563.967251]  ? SYSC_connect+0x4a0/0x4a0
[ 2563.971216]  ? __fdget+0x18/0x20
[ 2563.974563]  ? __fget_light+0x297/0x380
[ 2563.978514]  ? up_read+0x40/0x40
[ 2563.981848]  ? do_munmap+0x4e2/0xdf0
[ 2563.985545]  ? wake_up_q+0xe0/0xe0
[ 2563.989059]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2563.993880]  SyS_epoll_wait+0x167/0x1c0
[ 2563.997832]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2564.002554] RIP: 0033:0x7f9b376bd943
[ 2564.006233] RSP: 002b:00007fffcef71d58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
[ 2564.013908] RAX: ffffffffffffffda RBX: 00000000016efc50 RCX: 00007f9b376bd943
[ 2564.021145] RDX: 0000000000000004 RSI: 00007fffcef71db0 RDI: 0000000000000004
[ 2564.028383] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2564.035621] R10: 00000000ffffffff R11: 0000000000000246 R12: 00000000ffffffff
[ 2564.042860] R13: 00000000016efc50 R14: 0000000000000006 R15: 0000000000000ae8
[ 2564.050125] udevd           S23120 20147   1604 0x00000000
[ 2564.055726] Call Trace:
[ 2564.058285]  __schedule+0x8eb/0x2060
[ 2564.061985]  ? __sched_text_start+0x8/0x8
[ 2564.066109]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2564.071100]  ? mutex_unlock+0xd/0x10
[ 2564.074784]  ? perf_trace_lock_acquire+0xe3/0x980
[ 2564.079608]  ? perf_trace_lock+0x900/0x900
[ 2564.083814]  ? check_noncircular+0x20/0x20
[ 2564.088024]  ? sock_def_readable+0x249/0x5e0
[ 2564.092406]  schedule+0xf5/0x430
[ 2564.095744]  ? lock_release+0xa40/0xa40
[ 2564.099687]  ? __schedule+0x2060/0x2060
[ 2564.103642]  ? find_held_lock+0x35/0x1d0
[ 2564.107691]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2564.113028]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2564.118100]  ? put_pid+0x183/0x1f0
[ 2564.121609]  ? refcount_inc+0x50/0x50
[ 2564.125384]  ? do_raw_spin_trylock+0x190/0x190
[ 2564.129938]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2564.135023]  schedule_hrtimeout_range+0x2a/0x40
[ 2564.139662]  ep_poll+0xa04/0x1190
[ 2564.143102]  ? ep_poll_callback+0x1060/0x1060
[ 2564.147594]  ? security_socket_sendmsg+0x89/0xb0
[ 2564.152321]  ? unix_shutdown+0x870/0x870
[ 2564.156353]  ? sock_sendmsg+0x4f/0x110
[ 2564.160213]  ? SYSC_sendto+0x41c/0x5c0
[ 2564.164073]  ? SYSC_connect+0x4a0/0x4a0
[ 2564.168041]  ? __fdget+0x18/0x20
[ 2564.171386]  ? __fget_light+0x297/0x380
[ 2564.175349]  ? putname+0xf3/0x130
[ 2564.178774]  ? do_sys_open+0x320/0x6d0
[ 2564.182633]  ? wake_up_q+0xe0/0xe0
[ 2564.186147]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2564.190969]  SyS_epoll_wait+0x167/0x1c0
[ 2564.194924]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2564.199647] RIP: 0033:0x7f9b376bd943
[ 2564.203327] RSP: 002b:00007fffcef71d58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
[ 2564.211004] RAX: ffffffffffffffda RBX: 0000000001735500 RCX: 00007f9b376bd943
[ 2564.218245] RDX: 0000000000000004 RSI: 00007fffcef71db0 RDI: 0000000000000004
[ 2564.225483] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2564.232721] R10: 00000000ffffffff R11: 0000000000000246 R12: 00000000ffffffff
[ 2564.239959] R13: 0000000001735500 R14: 0000000000000006 R15: 0000000000000ae8
[ 2564.247225] syz-executor0   S22224 20168   3140 0x00000000
[ 2564.252822] Call Trace:
[ 2564.255385]  __schedule+0x8eb/0x2060
[ 2564.259079]  ? __sched_text_start+0x8/0x8
[ 2564.263197]  ? check_noncircular+0x20/0x20
[ 2564.267406]  ? find_held_lock+0x35/0x1d0
[ 2564.271446]  ? exit_notify+0xb10/0xb10
[ 2564.275307]  ? lock_downgrade+0x980/0x980
[ 2564.279444]  schedule+0xf5/0x430
[ 2564.282780]  ? lock_downgrade+0x980/0x980
[ 2564.286898]  ? __schedule+0x2060/0x2060
[ 2564.290844]  ? lock_release+0xa40/0xa40
[ 2564.294793]  ? add_wait_queue+0x1a9/0x290
[ 2564.298913]  ? wait_woken+0x280/0x280
[ 2564.302700]  do_wait+0x33a/0xa70
[ 2564.306042]  ? wait_consider_task+0x3420/0x3420
[ 2564.310689]  ? __do_page_fault+0x5f7/0xc90
[ 2564.314894]  ? lock_downgrade+0x980/0x980
[ 2564.319031]  ? handle_mm_fault+0x410/0x8d0
[ 2564.323248]  ? down_read_trylock+0xdb/0x170
[ 2564.327536]  ? __do_page_fault+0x32d/0xc90
[ 2564.331742]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2564.336294]  ? vmacache_find+0x5f/0x280
[ 2564.340253]  kernel_wait4+0x1f5/0x370
[ 2564.344027]  ? SyS_waitid+0x50/0x50
[ 2564.347632]  ? task_stopped_code+0x140/0x140
[ 2564.352028]  SYSC_wait4+0x134/0x140
[ 2564.355625]  ? kernel_wait4+0x370/0x370
[ 2564.359578]  ? syscall_return_slowpath+0x550/0x550
[ 2564.364488]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2564.369308]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2564.374301]  SyS_wait4+0x2c/0x40
[ 2564.377633]  ? SyS_wait4+0x2c/0x40
[ 2564.381147]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2564.385868] RIP: 0033:0x40cd8a
[ 2564.389027] RSP: 002b:00007ffe609d0918 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2564.396704] RAX: ffffffffffffffda RBX: 0000000000004f60 RCX: 000000000040cd8a
[ 2564.403940] RDX: 0000000040000000 RSI: 00007ffe609d092c RDI: ffffffffffffffff
[ 2564.411177] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2564.418414] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2564.425653] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2564.432916] syz-executor6   S22240 20174   3140 0x00000000
[ 2564.438514] Call Trace:
[ 2564.441074]  __schedule+0x8eb/0x2060
[ 2564.444768]  ? __sched_text_start+0x8/0x8
[ 2564.448886]  ? check_noncircular+0x20/0x20
[ 2564.453098]  ? find_held_lock+0x35/0x1d0
[ 2564.457135]  ? exit_notify+0xb10/0xb10
[ 2564.460996]  ? lock_downgrade+0x980/0x980
[ 2564.465139]  schedule+0xf5/0x430
[ 2564.468479]  ? lock_downgrade+0x980/0x980
[ 2564.472596]  ? __schedule+0x2060/0x2060
[ 2564.476541]  ? lock_release+0xa40/0xa40
[ 2564.480491]  ? add_wait_queue+0x1a9/0x290
[ 2564.484614]  ? wait_woken+0x280/0x280
[ 2564.488399]  do_wait+0x33a/0xa70
[ 2564.491740]  ? wait_consider_task+0x3420/0x3420
[ 2564.496387]  ? __do_page_fault+0x5f7/0xc90
[ 2564.500592]  ? lock_downgrade+0x980/0x980
[ 2564.504724]  ? handle_mm_fault+0x410/0x8d0
[ 2564.508925]  ? down_read_trylock+0xdb/0x170
[ 2564.513216]  ? __do_page_fault+0x32d/0xc90
[ 2564.517420]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2564.521967]  ? vmacache_find+0x5f/0x280
[ 2564.525926]  kernel_wait4+0x1f5/0x370
[ 2564.529701]  ? SyS_waitid+0x50/0x50
[ 2564.533303]  ? task_stopped_code+0x140/0x140
[ 2564.537697]  SYSC_wait4+0x134/0x140
[ 2564.541293]  ? kernel_wait4+0x370/0x370
[ 2564.545245]  ? syscall_return_slowpath+0x550/0x550
[ 2564.550156]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2564.554971]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2564.559963]  SyS_wait4+0x2c/0x40
[ 2564.563298]  ? SyS_wait4+0x2c/0x40
[ 2564.566809]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2564.571532] RIP: 0033:0x40cd8a
[ 2564.574690] RSP: 002b:00007ffd5820b198 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2564.582365] RAX: ffffffffffffffda RBX: 0000000000004f88 RCX: 000000000040cd8a
[ 2564.589603] RDX: 0000000040000000 RSI: 00007ffd5820b1ac RDI: ffffffffffffffff
[ 2564.596842] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2564.604080] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2564.611318] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2564.618581] syz-executor5   S22848 20175  20169 0x00000000
[ 2564.624178] Call Trace:
[ 2564.626740]  __schedule+0x8eb/0x2060
[ 2564.630433]  ? __sched_text_start+0x8/0x8
[ 2564.634552]  ? check_noncircular+0x20/0x20
[ 2564.638761]  ? find_held_lock+0x35/0x1d0
[ 2564.642802]  ? exit_notify+0xb10/0xb10
[ 2564.646670]  ? lock_downgrade+0x980/0x980
[ 2564.650810]  schedule+0xf5/0x430
[ 2564.654150]  ? lock_downgrade+0x980/0x980
[ 2564.658268]  ? __schedule+0x2060/0x2060
[ 2564.662212]  ? lock_release+0xa40/0xa40
[ 2564.666159]  ? add_wait_queue+0x1a9/0x290
[ 2564.670281]  ? wait_woken+0x280/0x280
[ 2564.674065]  do_wait+0x33a/0xa70
[ 2564.677408]  ? wait_consider_task+0x3420/0x3420
[ 2564.682054]  ? __do_page_fault+0x5f7/0xc90
[ 2564.686261]  ? lock_downgrade+0x980/0x980
[ 2564.690390]  ? handle_mm_fault+0x410/0x8d0
[ 2564.694593]  ? down_read_trylock+0xdb/0x170
[ 2564.698881]  ? __do_page_fault+0x32d/0xc90
[ 2564.703085]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2564.707633]  ? vmacache_find+0x5f/0x280
[ 2564.711590]  kernel_wait4+0x1f5/0x370
[ 2564.715362]  ? SyS_waitid+0x50/0x50
[ 2564.718964]  ? task_stopped_code+0x140/0x140
[ 2564.723356]  SYSC_wait4+0x134/0x140
[ 2564.726954]  ? kernel_wait4+0x370/0x370
[ 2564.730906]  ? syscall_return_slowpath+0x550/0x550
[ 2564.735816]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2564.740628]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2564.745618]  SyS_wait4+0x2c/0x40
[ 2564.748951]  ? SyS_wait4+0x2c/0x40
[ 2564.752465]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2564.757189] RIP: 0033:0x40cd8a
[ 2564.760348] RSP: 002b:00007ffec9ffe768 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2564.768025] RAX: ffffffffffffffda RBX: 0000000000004f92 RCX: 000000000040cd8a
[ 2564.775262] RDX: 0000000040000000 RSI: 00007ffec9ffe77c RDI: ffffffffffffffff
[ 2564.782501] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2564.789738] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2564.796977] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2564.804242] syz-executor4   S22224 20176  20169 0x00000000
[ 2564.809843] Call Trace:
[ 2564.812405]  __schedule+0x8eb/0x2060
[ 2564.816100]  ? __sched_text_start+0x8/0x8
[ 2564.820218]  ? check_noncircular+0x20/0x20
[ 2564.824429]  ? find_held_lock+0x35/0x1d0
[ 2564.828467]  ? exit_notify+0xb10/0xb10
[ 2564.832327]  ? lock_downgrade+0x980/0x980
[ 2564.836465]  schedule+0xf5/0x430
[ 2564.839800]  ? lock_downgrade+0x980/0x980
[ 2564.843917]  ? __schedule+0x2060/0x2060
[ 2564.847868]  ? lock_release+0xa40/0xa40
[ 2564.851817]  ? add_wait_queue+0x1a9/0x290
[ 2564.855940]  ? wait_woken+0x280/0x280
[ 2564.859725]  do_wait+0x33a/0xa70
[ 2564.863066]  ? wait_consider_task+0x3420/0x3420
[ 2564.867713]  ? __do_page_fault+0x5f7/0xc90
[ 2564.871924]  ? lock_downgrade+0x980/0x980
[ 2564.876053]  ? handle_mm_fault+0x410/0x8d0
[ 2564.880257]  ? down_read_trylock+0xdb/0x170
[ 2564.884548]  ? __do_page_fault+0x32d/0xc90
[ 2564.888754]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2564.893302]  ? vmacache_find+0x5f/0x280
[ 2564.897261]  kernel_wait4+0x1f5/0x370
[ 2564.901033]  ? SyS_waitid+0x50/0x50
[ 2564.904637]  ? task_stopped_code+0x140/0x140
[ 2564.909035]  SYSC_wait4+0x134/0x140
[ 2564.912633]  ? kernel_wait4+0x370/0x370
[ 2564.916583]  ? syscall_return_slowpath+0x550/0x550
[ 2564.921494]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2564.926310]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2564.931300]  SyS_wait4+0x2c/0x40
[ 2564.934633]  ? SyS_wait4+0x2c/0x40
[ 2564.938146]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2564.942869] RIP: 0033:0x40cd8a
[ 2564.946027] RSP: 002b:00007fff211f8448 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2564.953705] RAX: ffffffffffffffda RBX: 0000000000004f7e RCX: 000000000040cd8a
[ 2564.960942] RDX: 0000000040000000 RSI: 00007fff211f845c RDI: ffffffffffffffff
[ 2564.968178] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2564.975418] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2564.982656] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2564.989922] syz-executor2   S22848 20178  20173 0x00000000
[ 2564.995522] Call Trace:
[ 2564.998081]  __schedule+0x8eb/0x2060
[ 2565.001775]  ? __sched_text_start+0x8/0x8
[ 2565.005892]  ? check_noncircular+0x20/0x20
[ 2565.010108]  ? find_held_lock+0x35/0x1d0
[ 2565.014146]  ? exit_notify+0xb10/0xb10
[ 2565.018006]  ? lock_downgrade+0x980/0x980
[ 2565.022147]  schedule+0xf5/0x430
[ 2565.025484]  ? lock_downgrade+0x980/0x980
[ 2565.029604]  ? __schedule+0x2060/0x2060
[ 2565.033550]  ? lock_release+0xa40/0xa40
[ 2565.037511]  ? add_wait_queue+0x1a9/0x290
[ 2565.041632]  ? wait_woken+0x280/0x280
[ 2565.045426]  do_wait+0x33a/0xa70
[ 2565.048767]  ? wait_consider_task+0x3420/0x3420
[ 2565.053413]  ? __do_page_fault+0x5f7/0xc90
[ 2565.057618]  ? lock_downgrade+0x980/0x980
[ 2565.061747]  ? handle_mm_fault+0x410/0x8d0
[ 2565.065950]  ? down_read_trylock+0xdb/0x170
[ 2565.070240]  ? __do_page_fault+0x32d/0xc90
[ 2565.074447]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2565.078996]  ? vmacache_find+0x5f/0x280
[ 2565.082958]  kernel_wait4+0x1f5/0x370
[ 2565.086732]  ? SyS_waitid+0x50/0x50
[ 2565.090335]  ? task_stopped_code+0x140/0x140
[ 2565.094726]  SYSC_wait4+0x134/0x140
[ 2565.098324]  ? kernel_wait4+0x370/0x370
[ 2565.102275]  ? syscall_return_slowpath+0x550/0x550
[ 2565.107184]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2565.111997]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2565.116992]  SyS_wait4+0x2c/0x40
[ 2565.120328]  ? SyS_wait4+0x2c/0x40
[ 2565.123843]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2565.128565] RIP: 0033:0x40cd8a
[ 2565.131724] RSP: 002b:00007ffc5688e6e8 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2565.139403] RAX: ffffffffffffffda RBX: 0000000000004f91 RCX: 000000000040cd8a
[ 2565.146767] RDX: 0000000040000000 RSI: 00007ffc5688e6fc RDI: ffffffffffffffff
[ 2565.154013] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2565.161252] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2565.168491] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2565.175753] syz-executor1   S22240 20186  20173 0x00000000
[ 2565.181350] Call Trace:
[ 2565.183914]  __schedule+0x8eb/0x2060
[ 2565.187607]  ? __sched_text_start+0x8/0x8
[ 2565.191725]  ? check_noncircular+0x20/0x20
[ 2565.195934]  ? find_held_lock+0x35/0x1d0
[ 2565.199976]  ? exit_notify+0xb10/0xb10
[ 2565.203836]  ? lock_downgrade+0x980/0x980
[ 2565.207975]  schedule+0xf5/0x430
[ 2565.211310]  ? lock_downgrade+0x980/0x980
[ 2565.215427]  ? __schedule+0x2060/0x2060
[ 2565.219371]  ? lock_release+0xa40/0xa40
[ 2565.223320]  ? add_wait_queue+0x1a9/0x290
[ 2565.227440]  ? wait_woken+0x280/0x280
[ 2565.231225]  do_wait+0x33a/0xa70
[ 2565.234568]  ? wait_consider_task+0x3420/0x3420
[ 2565.239213]  ? __do_page_fault+0x5f7/0xc90
[ 2565.243418]  ? lock_downgrade+0x980/0x980
[ 2565.247546]  ? handle_mm_fault+0x410/0x8d0
[ 2565.251748]  ? down_read_trylock+0xdb/0x170
[ 2565.256035]  ? __do_page_fault+0x32d/0xc90
[ 2565.260243]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2565.264792]  ? vmacache_find+0x5f/0x280
[ 2565.268753]  kernel_wait4+0x1f5/0x370
[ 2565.272527]  ? SyS_waitid+0x50/0x50
[ 2565.276130]  ? task_stopped_code+0x140/0x140
[ 2565.280519]  SYSC_wait4+0x134/0x140
[ 2565.284115]  ? kernel_wait4+0x370/0x370
[ 2565.288068]  ? syscall_return_slowpath+0x550/0x550
[ 2565.292978]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2565.297791]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2565.302781]  SyS_wait4+0x2c/0x40
[ 2565.306116]  ? SyS_wait4+0x2c/0x40
[ 2565.309629]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2565.314352] RIP: 0033:0x40cd8a
[ 2565.317509] RSP: 002b:00007ffe324cad78 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2565.325186] RAX: ffffffffffffffda RBX: 0000000000004f97 RCX: 000000000040cd8a
[ 2565.332427] RDX: 0000000040000000 RSI: 00007ffe324cad8c RDI: ffffffffffffffff
[ 2565.339665] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2565.346901] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2565.354140] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2565.361407] syz-executor7   S23136 20190  20169 0x00000000
[ 2565.367008] Call Trace:
[ 2565.369571]  __schedule+0x8eb/0x2060
[ 2565.373264]  ? __sched_text_start+0x8/0x8
[ 2565.377381]  ? check_noncircular+0x20/0x20
[ 2565.381594]  ? find_held_lock+0x35/0x1d0
[ 2565.385634]  ? exit_notify+0xb10/0xb10
[ 2565.389493]  ? lock_downgrade+0x980/0x980
[ 2565.393629]  schedule+0xf5/0x430
[ 2565.396964]  ? lock_downgrade+0x980/0x980
[ 2565.401083]  ? __schedule+0x2060/0x2060
[ 2565.405029]  ? lock_release+0xa40/0xa40
[ 2565.408977]  ? add_wait_queue+0x1a9/0x290
[ 2565.413098]  ? wait_woken+0x280/0x280
[ 2565.416890]  do_wait+0x33a/0xa70
[ 2565.420234]  ? wait_consider_task+0x3420/0x3420
[ 2565.424880]  ? __do_page_fault+0x5f7/0xc90
[ 2565.429087]  ? lock_downgrade+0x980/0x980
[ 2565.433216]  ? handle_mm_fault+0x410/0x8d0
[ 2565.437417]  ? down_read_trylock+0xdb/0x170
[ 2565.441705]  ? __do_page_fault+0x32d/0xc90
[ 2565.445912]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2565.450461]  ? vmacache_find+0x5f/0x280
[ 2565.454422]  kernel_wait4+0x1f5/0x370
[ 2565.458194]  ? SyS_waitid+0x50/0x50
[ 2565.461796]  ? task_stopped_code+0x140/0x140
[ 2565.466187]  SYSC_wait4+0x134/0x140
[ 2565.469782]  ? kernel_wait4+0x370/0x370
[ 2565.473733]  ? syscall_return_slowpath+0x550/0x550
[ 2565.479248]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2565.484065]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2565.489060]  SyS_wait4+0x2c/0x40
[ 2565.492395]  ? SyS_wait4+0x2c/0x40
[ 2565.495910]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2565.500634] RIP: 0033:0x40cd8a
[ 2565.503791] RSP: 002b:00007ffe0a3f3b68 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2565.511468] RAX: ffffffffffffffda RBX: 0000000000004f96 RCX: 000000000040cd8a
[ 2565.518708] RDX: 0000000040000000 RSI: 00007ffe0a3f3b7c RDI: ffffffffffffffff
[ 2565.525945] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2565.533182] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2565.540418] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2565.547685] syz-executor0   S22224 20320  20168 0x00000000
[ 2565.553286] Call Trace:
[ 2565.555855]  __schedule+0x8eb/0x2060
[ 2565.559558]  ? __sched_text_start+0x8/0x8
[ 2565.563678]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2565.568490]  ? lock_downgrade+0x980/0x980
[ 2565.572619]  ? enqueue_hrtimer+0x171/0x4a0
[ 2565.576826]  ? __remove_hrtimer+0x190/0x190
[ 2565.581121]  ? do_raw_spin_trylock+0x190/0x190
[ 2565.585762]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2565.590838]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2565.595825]  ? trace_hardirqs_on+0xd/0x10
[ 2565.599952]  schedule+0xf5/0x430
[ 2565.603300]  ? __schedule+0x2060/0x2060
[ 2565.607255]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2565.612240]  ? trace_hardirqs_on+0xd/0x10
[ 2565.616363]  ? __debug_object_init+0x235/0x1040
[ 2565.621017]  ? debug_object_fixup+0x30/0x30
[ 2565.625306]  ? find_held_lock+0x35/0x1d0
[ 2565.629343]  do_nanosleep+0x224/0x6e0
[ 2565.633121]  ? schedule_timeout_idle+0x90/0x90
[ 2565.637678]  ? lock_release+0xa40/0xa40
[ 2565.641625]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2565.647478]  ? kernel_wait4+0x26e/0x370
[ 2565.651424]  ? SyS_waitid+0x50/0x50
[ 2565.655028]  ? memset+0x31/0x40
[ 2565.658295]  hrtimer_nanosleep+0x27b/0x4d0
[ 2565.662513]  ? nanosleep_copyout+0x100/0x100
[ 2565.666903]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2565.671126]  SyS_nanosleep+0x175/0x1f0
[ 2565.674984]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2565.679364]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2565.684353]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2565.689091]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2565.693817] RIP: 0033:0x47e050
[ 2565.696975] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2565.704651] RAX: ffffffffffffffda RBX: 00000000021bb914 RCX: 000000000047e050
[ 2565.711898] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2565.719144] RBP: 0000000000000248 R08: 0000000000000001 R09: 00000000021bb940
[ 2565.726384] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000248
[ 2565.733627] R13: 000000000000000f R14: 000000000026001f R15: 0000000000000003
[ 2565.740900] syz-executor4   S22224 20350  20176 0x00000000
[ 2565.746505] Call Trace:
[ 2565.749068]  __schedule+0x8eb/0x2060
[ 2565.752763]  ? __sched_text_start+0x8/0x8
[ 2565.756879]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2565.761692]  ? lock_downgrade+0x980/0x980
[ 2565.765822]  ? enqueue_hrtimer+0x171/0x4a0
[ 2565.770031]  ? __remove_hrtimer+0x190/0x190
[ 2565.774331]  ? do_raw_spin_trylock+0x190/0x190
[ 2565.778892]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2565.783977]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2565.788976]  ? trace_hardirqs_on+0xd/0x10
[ 2565.793107]  schedule+0xf5/0x430
[ 2565.796447]  ? __schedule+0x2060/0x2060
[ 2565.800389]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2565.805378]  ? trace_hardirqs_on+0xd/0x10
[ 2565.809502]  ? __debug_object_init+0x235/0x1040
[ 2565.814153]  ? debug_object_fixup+0x30/0x30
[ 2565.818443]  ? find_held_lock+0x35/0x1d0
[ 2565.822485]  do_nanosleep+0x224/0x6e0
[ 2565.826263]  ? schedule_timeout_idle+0x90/0x90
[ 2565.830818]  ? lock_release+0xa40/0xa40
[ 2565.834763]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2565.840617]  ? kernel_wait4+0x26e/0x370
[ 2565.844564]  ? SyS_waitid+0x50/0x50
[ 2565.848163]  ? memset+0x31/0x40
[ 2565.851423]  hrtimer_nanosleep+0x27b/0x4d0
[ 2565.855632]  ? nanosleep_copyout+0x100/0x100
[ 2565.860019]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2565.864239]  SyS_nanosleep+0x175/0x1f0
[ 2565.868095]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2565.872472]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2565.877458]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2565.882192]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2565.886914] RIP: 0033:0x47e050
[ 2565.890073] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2565.897752] RAX: ffffffffffffffda RBX: 0000000000f6b914 RCX: 000000000047e050
[ 2565.904992] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2565.912232] RBP: 0000000000000219 R08: 0000000000000001 R09: 0000000000f6b940
[ 2565.919472] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 2565.926708] R13: 0000000000000000 R14: 0000000000260447 R15: 0000000000000010
[ 2565.933970] syz-executor6   R  running task    22224 20360  20174 0x00000000
[ 2565.941134] Call Trace:
[ 2565.943696]  __schedule+0x8eb/0x2060
[ 2565.947392]  ? __sched_text_start+0x8/0x8
[ 2565.951509]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2565.956322]  ? lock_downgrade+0x980/0x980
[ 2565.960446]  ? enqueue_hrtimer+0x171/0x4a0
[ 2565.964651]  ? __remove_hrtimer+0x190/0x190
[ 2565.968942]  ? do_raw_spin_trylock+0x190/0x190
[ 2565.973498]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2565.978580]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2565.983567]  ? trace_hardirqs_on+0xd/0x10
[ 2565.987695]  schedule+0xf5/0x430
[ 2565.991036]  ? __schedule+0x2060/0x2060
[ 2565.994976]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2565.999963]  ? trace_hardirqs_on+0xd/0x10
[ 2566.004084]  ? __debug_object_init+0x235/0x1040
[ 2566.008734]  ? debug_object_fixup+0x30/0x30
[ 2566.013023]  ? find_held_lock+0x35/0x1d0
[ 2566.017057]  do_nanosleep+0x224/0x6e0
[ 2566.020843]  ? schedule_timeout_idle+0x90/0x90
[ 2566.025400]  ? lock_release+0xa40/0xa40
[ 2566.029344]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2566.035195]  ? kernel_wait4+0x26e/0x370
[ 2566.039140]  ? SyS_waitid+0x50/0x50
[ 2566.042741]  ? memset+0x31/0x40
[ 2566.046001]  hrtimer_nanosleep+0x27b/0x4d0
[ 2566.050212]  ? nanosleep_copyout+0x100/0x100
[ 2566.054595]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2566.058821]  SyS_nanosleep+0x175/0x1f0
[ 2566.062680]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2566.067055]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2566.072043]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2566.076778]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2566.081503] RIP: 0033:0x47e050
[ 2566.084659] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2566.092335] RAX: ffffffffffffffda RBX: 000000000106f914 RCX: 000000000047e050
[ 2566.099572] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2566.106808] RBP: 0000000000000234 R08: 0000000000000001 R09: 000000000106f940
[ 2566.114046] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000234
[ 2566.121284] R13: 0000000000000007 R14: 000000000026008b R15: 0000000000000027
[ 2566.128547] syz-executor2   R  running task    22224 20369  20178 0x00000000
[ 2566.135713] Call Trace:
[ 2566.138276]  __schedule+0x8eb/0x2060
[ 2566.141969]  ? __sched_text_start+0x8/0x8
[ 2566.146087]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2566.150899]  ? lock_downgrade+0x980/0x980
[ 2566.155026]  ? enqueue_hrtimer+0x171/0x4a0
[ 2566.159233]  ? __remove_hrtimer+0x190/0x190
[ 2566.163525]  ? do_raw_spin_trylock+0x190/0x190
[ 2566.168078]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2566.173153]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2566.178138]  ? trace_hardirqs_on+0xd/0x10
[ 2566.182268]  schedule+0xf5/0x430
[ 2566.185608]  ? __schedule+0x2060/0x2060
[ 2566.189551]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2566.194537]  ? trace_hardirqs_on+0xd/0x10
[ 2566.198658]  ? __debug_object_init+0x235/0x1040
[ 2566.203308]  ? debug_object_fixup+0x30/0x30
[ 2566.207597]  ? find_held_lock+0x35/0x1d0
[ 2566.211632]  do_nanosleep+0x224/0x6e0
[ 2566.215408]  ? schedule_timeout_idle+0x90/0x90
[ 2566.219963]  ? lock_release+0xa40/0xa40
[ 2566.223910]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2566.229762]  ? kernel_wait4+0x26e/0x370
[ 2566.233707]  ? SyS_waitid+0x50/0x50
[ 2566.237304]  ? memset+0x31/0x40
[ 2566.240566]  hrtimer_nanosleep+0x27b/0x4d0
[ 2566.244775]  ? nanosleep_copyout+0x100/0x100
[ 2566.249159]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2566.253379]  SyS_nanosleep+0x175/0x1f0
[ 2566.257237]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2566.261612]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2566.266600]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2566.271335]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2566.276058] RIP: 0033:0x47e050
[ 2566.279216] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2566.286891] RAX: ffffffffffffffda RBX: 00000000017c9914 RCX: 000000000047e050
[ 2566.294130] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2566.301368] RBP: 0000000000000229 R08: 0000000000000001 R09: 00000000017c9940
[ 2566.308606] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000229
[ 2566.315845] R13: 0000000000000008 R14: 0000000000260463 R15: 0000000000000010
[ 2566.323108] syz-executor5   R  running task    22224 20370  20175 0x00000000
[ 2566.330272] Call Trace:
[ 2566.332832]  __schedule+0x8eb/0x2060
[ 2566.336526]  ? __sched_text_start+0x8/0x8
[ 2566.340641]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2566.345453]  ? lock_downgrade+0x980/0x980
[ 2566.349576]  ? enqueue_hrtimer+0x171/0x4a0
[ 2566.353782]  ? __remove_hrtimer+0x190/0x190
[ 2566.358075]  ? do_raw_spin_trylock+0x190/0x190
[ 2566.362632]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2566.367706]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2566.372692]  ? trace_hardirqs_on+0xd/0x10
[ 2566.376822]  schedule+0xf5/0x430
[ 2566.380161]  ? __schedule+0x2060/0x2060
[ 2566.384103]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2566.389088]  ? trace_hardirqs_on+0xd/0x10
[ 2566.393209]  ? __debug_object_init+0x235/0x1040
[ 2566.397858]  ? debug_object_fixup+0x30/0x30
[ 2566.402146]  ? find_held_lock+0x35/0x1d0
[ 2566.406188]  do_nanosleep+0x224/0x6e0
[ 2566.409966]  ? schedule_timeout_idle+0x90/0x90
[ 2566.414522]  ? lock_release+0xa40/0xa40
[ 2566.418466]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2566.424319]  ? kernel_wait4+0x26e/0x370
[ 2566.428264]  ? SyS_waitid+0x50/0x50
[ 2566.431862]  ? memset+0x31/0x40
[ 2566.435125]  hrtimer_nanosleep+0x27b/0x4d0
[ 2566.439335]  ? nanosleep_copyout+0x100/0x100
[ 2566.443717]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2566.447938]  SyS_nanosleep+0x175/0x1f0
[ 2566.451801]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2566.456177]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2566.461168]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2566.465902]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2566.470622] RIP: 0033:0x47e050
[ 2566.473782] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2566.481459] RAX: ffffffffffffffda RBX: 0000000001003914 RCX: 000000000047e050
[ 2566.488703] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2566.495941] RBP: 000000000000021f R08: 0000000000000001 R09: 0000000001003940
[ 2566.503178] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000021f
[ 2566.510417] R13: 0000000000000003 R14: 0000000000260047 R15: 000000000000021f
[ 2566.517682] syz-executor7   S22224 20374  20190 0x00000000
[ 2566.523282] Call Trace:
[ 2566.525843]  __schedule+0x8eb/0x2060
[ 2566.529536]  ? __sched_text_start+0x8/0x8
[ 2566.533655]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2566.538470]  ? lock_downgrade+0x980/0x980
[ 2566.542592]  ? enqueue_hrtimer+0x171/0x4a0
[ 2566.546801]  ? __remove_hrtimer+0x190/0x190
[ 2566.551094]  ? do_raw_spin_trylock+0x190/0x190
[ 2566.555648]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2566.560724]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2566.565712]  ? trace_hardirqs_on+0xd/0x10
[ 2566.569838]  schedule+0xf5/0x430
[ 2566.573177]  ? __schedule+0x2060/0x2060
[ 2566.577120]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2566.582108]  ? trace_hardirqs_on+0xd/0x10
[ 2566.586233]  ? __debug_object_init+0x235/0x1040
[ 2566.590882]  ? debug_object_fixup+0x30/0x30
[ 2566.595172]  ? find_held_lock+0x35/0x1d0
[ 2566.599208]  do_nanosleep+0x224/0x6e0
[ 2566.602985]  ? schedule_timeout_idle+0x90/0x90
[ 2566.607543]  ? lock_release+0xa40/0xa40
[ 2566.611488]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2566.617342]  ? kernel_wait4+0x26e/0x370
[ 2566.621290]  ? SyS_waitid+0x50/0x50
[ 2566.624889]  ? memset+0x31/0x40
[ 2566.628151]  hrtimer_nanosleep+0x27b/0x4d0
[ 2566.632360]  ? nanosleep_copyout+0x100/0x100
[ 2566.636755]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2566.640978]  SyS_nanosleep+0x175/0x1f0
[ 2566.644841]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2566.649221]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2566.654209]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2566.658948]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2566.663672] RIP: 0033:0x47e050
[ 2566.666828] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2566.674503] RAX: ffffffffffffffda RBX: 0000000001d49914 RCX: 000000000047e050
[ 2566.681742] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2566.688979] RBP: 0000000000000254 R08: 0000000000000001 R09: 0000000001d49940
[ 2566.696216] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 2566.703453] R13: 0000000000000000 R14: 0000000000260441 R15: 0000000000000003
[ 2566.710716] syz-executor1   S22224 20375  20186 0x00000000
[ 2566.716318] Call Trace:
[ 2566.718883]  __schedule+0x8eb/0x2060
[ 2566.722577]  ? __sched_text_start+0x8/0x8
[ 2566.726693]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2566.731506]  ? lock_downgrade+0x980/0x980
[ 2566.735631]  ? enqueue_hrtimer+0x171/0x4a0
[ 2566.739839]  ? __remove_hrtimer+0x190/0x190
[ 2566.744131]  ? do_raw_spin_trylock+0x190/0x190
[ 2566.748688]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2566.753765]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2566.758756]  ? trace_hardirqs_on+0xd/0x10
[ 2566.762888]  schedule+0xf5/0x430
[ 2566.766229]  ? __schedule+0x2060/0x2060
[ 2566.770169]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2566.775158]  ? trace_hardirqs_on+0xd/0x10
[ 2566.779282]  ? __debug_object_init+0x235/0x1040
[ 2566.783933]  ? debug_object_fixup+0x30/0x30
[ 2566.788221]  ? find_held_lock+0x35/0x1d0
[ 2566.792256]  do_nanosleep+0x224/0x6e0
[ 2566.796036]  ? schedule_timeout_idle+0x90/0x90
[ 2566.800591]  ? lock_release+0xa40/0xa40
[ 2566.804533]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2566.810385]  ? kernel_wait4+0x26e/0x370
[ 2566.814331]  ? SyS_waitid+0x50/0x50
[ 2566.817930]  ? memset+0x31/0x40
[ 2566.821190]  hrtimer_nanosleep+0x27b/0x4d0
[ 2566.825398]  ? nanosleep_copyout+0x100/0x100
[ 2566.829788]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2566.834011]  SyS_nanosleep+0x175/0x1f0
[ 2566.837873]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2566.842247]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2566.847237]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2566.851970]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2566.856694] RIP: 0033:0x47e050
[ 2566.859854] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2566.867532] RAX: ffffffffffffffda RBX: 00000000014ec914 RCX: 000000000047e050
[ 2566.874773] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2566.882016] RBP: 0000000000000140 R08: 0000000000000001 R09: 00000000014ec940
[ 2566.889253] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000140
[ 2566.896492] R13: 0000000000000009 R14: 0000000000260060 R15: 0000000000000001
[ 2566.903754] kworker/u4:0    I13104 20618      2 0x80000000
[ 2566.909374] Call Trace:
[ 2566.911935]  __schedule+0x8eb/0x2060
[ 2566.915617]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2566.920701]  ? __sched_text_start+0x8/0x8
[ 2566.924818]  ? check_noncircular+0x20/0x20
[ 2566.929031]  ? __wake_up_common_lock+0x1c2/0x310
[ 2566.933761]  ? lock_downgrade+0x980/0x980
[ 2566.937889]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2566.942201]  schedule+0xf5/0x430
[ 2566.945537]  ? lock_downgrade+0x980/0x980
[ 2566.949655]  ? __schedule+0x2060/0x2060
[ 2566.953600]  ? __wake_up_common+0x780/0x780
[ 2566.957902]  ? do_raw_spin_trylock+0x190/0x190
[ 2566.962456]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2566.966924]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2566.971919]  worker_thread+0x492/0x1990
[ 2566.975890]  ? process_one_work+0x1b10/0x1b10
[ 2566.980358]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2566.984827]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2566.989813]  ? trace_hardirqs_on+0xd/0x10
[ 2566.993931]  ? finish_task_switch+0x1d3/0x740
[ 2566.998392]  ? finish_task_switch+0x1aa/0x740
[ 2567.002864]  ? copy_overflow+0x20/0x20
[ 2567.006738]  ? __schedule+0x8f3/0x2060
[ 2567.010626]  ? find_held_lock+0x35/0x1d0
[ 2567.014667]  ? find_held_lock+0x35/0x1d0
[ 2567.018707]  ? complete+0x62/0x80
[ 2567.022141]  ? __schedule+0x2060/0x2060
[ 2567.026085]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2567.030479]  ? __lockdep_init_map+0xe4/0x650
[ 2567.034859]  ? do_raw_spin_trylock+0x190/0x190
[ 2567.039412]  ? lockdep_init_map+0x9/0x10
[ 2567.043440]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2567.048515]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2567.053503]  ? trace_hardirqs_on+0xd/0x10
[ 2567.057623]  ? __kthread_parkme+0x175/0x240
[ 2567.061918]  kthread+0x33c/0x400
[ 2567.065253]  ? process_one_work+0x1b10/0x1b10
[ 2567.069713]  ? kthread_stop+0x7a0/0x7a0
[ 2567.073660]  ret_from_fork+0x24/0x30
[ 2567.077365] kworker/0:5     I23008 21736      2 0x80000000
[ 2567.082974] Call Trace:
[ 2567.085533]  __schedule+0x8eb/0x2060
[ 2567.089216]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2567.094299]  ? __sched_text_start+0x8/0x8
[ 2567.098417]  ? check_noncircular+0x20/0x20
[ 2567.102625]  ? __wake_up_common_lock+0x1c2/0x310
[ 2567.107351]  ? lock_downgrade+0x980/0x980
[ 2567.111478]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2567.115791]  schedule+0xf5/0x430
[ 2567.119128]  ? lock_downgrade+0x980/0x980
[ 2567.123248]  ? __schedule+0x2060/0x2060
[ 2567.127194]  ? __wake_up_common+0x780/0x780
[ 2567.131486]  ? try_to_del_timer_sync+0xe0/0x130
[ 2567.136128]  ? do_raw_spin_trylock+0x190/0x190
[ 2567.140683]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2567.145149]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2567.150141]  worker_thread+0x492/0x1990
[ 2567.154111]  ? process_one_work+0x1b10/0x1b10
[ 2567.158579]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2567.163048]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2567.168037]  ? trace_hardirqs_on+0xd/0x10
[ 2567.172156]  ? finish_task_switch+0x1d3/0x740
[ 2567.176618]  ? finish_task_switch+0x1aa/0x740
[ 2567.181089]  ? copy_overflow+0x20/0x20
[ 2567.184961]  ? __schedule+0x8f3/0x2060
[ 2567.188847]  ? find_held_lock+0x35/0x1d0
[ 2567.192887]  ? find_held_lock+0x35/0x1d0
[ 2567.196928]  ? complete+0x62/0x80
[ 2567.200363]  ? __schedule+0x2060/0x2060
[ 2567.204304]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2567.208593]  ? __lockdep_init_map+0xe4/0x650
[ 2567.212975]  ? do_raw_spin_trylock+0x190/0x190
[ 2567.217525]  ? lockdep_init_map+0x9/0x10
[ 2567.221556]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2567.226632]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2567.231618]  ? trace_hardirqs_on+0xd/0x10
[ 2567.235738]  ? __kthread_parkme+0x175/0x240
[ 2567.240036]  kthread+0x33c/0x400
[ 2567.243374]  ? process_one_work+0x1b10/0x1b10
[ 2567.247836]  ? kthread_stop+0x7a0/0x7a0
[ 2567.251782]  ret_from_fork+0x24/0x30
[ 2567.255488] syz-executor3   S22224 22624   3148 0x00000000
[ 2567.261087] Call Trace:
[ 2567.263649]  __schedule+0x8eb/0x2060
[ 2567.267342]  ? __sched_text_start+0x8/0x8
[ 2567.271459]  ? check_noncircular+0x20/0x20
[ 2567.275671]  ? find_held_lock+0x35/0x1d0
[ 2567.279710]  ? exit_notify+0xb10/0xb10
[ 2567.283573]  ? lock_downgrade+0x980/0x980
[ 2567.287709]  schedule+0xf5/0x430
[ 2567.291046]  ? lock_downgrade+0x980/0x980
[ 2567.295165]  ? __schedule+0x2060/0x2060
[ 2567.299112]  ? lock_release+0xa40/0xa40
[ 2567.303059]  ? add_wait_queue+0x1a9/0x290
[ 2567.307178]  ? wait_woken+0x280/0x280
[ 2567.310965]  do_wait+0x33a/0xa70
[ 2567.314310]  ? wait_consider_task+0x3420/0x3420
[ 2567.318957]  ? __do_page_fault+0x5f7/0xc90
[ 2567.323162]  ? lock_downgrade+0x980/0x980
[ 2567.327294]  ? handle_mm_fault+0x410/0x8d0
[ 2567.331497]  ? down_read_trylock+0xdb/0x170
[ 2567.335787]  ? __do_page_fault+0x32d/0xc90
[ 2567.339991]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2567.344550]  ? vmacache_find+0x5f/0x280
[ 2567.348510]  kernel_wait4+0x1f5/0x370
[ 2567.352284]  ? SyS_waitid+0x50/0x50
[ 2567.355887]  ? task_stopped_code+0x140/0x140
[ 2567.360278]  SYSC_wait4+0x134/0x140
[ 2567.363873]  ? kernel_wait4+0x370/0x370
[ 2567.367826]  ? syscall_return_slowpath+0x550/0x550
[ 2567.372738]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2567.377552]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2567.382542]  SyS_wait4+0x2c/0x40
[ 2567.385875]  ? SyS_wait4+0x2c/0x40
[ 2567.389388]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2567.394111] RIP: 0033:0x40cd8a
[ 2567.397270] RSP: 002b:00007fff21095198 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2567.404947] RAX: ffffffffffffffda RBX: 000000000000589b RCX: 000000000040cd8a
[ 2567.412188] RDX: 0000000040000000 RSI: 00007fff210951ac RDI: ffffffffffffffff
[ 2567.419426] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2567.426662] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2567.433899] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2567.441162] kworker/u4:3    I14096 22662      2 0x80000000
[ 2567.446768] Call Trace:
[ 2567.449329]  __schedule+0x8eb/0x2060
[ 2567.453017]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2567.458102]  ? __sched_text_start+0x8/0x8
[ 2567.462222]  ? check_noncircular+0x20/0x20
[ 2567.466430]  ? __wake_up_common_lock+0x1c2/0x310
[ 2567.472028]  ? lock_downgrade+0x980/0x980
[ 2567.476880]  schedule+0xf5/0x430
[ 2567.480219]  ? lock_downgrade+0x980/0x980
[ 2567.484336]  ? __schedule+0x2060/0x2060
[ 2567.488282]  ? lock_release+0xa40/0xa40
[ 2567.492235]  ? do_raw_spin_trylock+0x190/0x190
[ 2567.496788]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2567.501256]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2567.506250]  worker_thread+0x492/0x1990
[ 2567.510225]  ? process_one_work+0x1b10/0x1b10
[ 2567.514704]  ? _raw_spin_unlock_irq+0x56/0x70
[ 2567.519178]  ? finish_task_switch+0x1d3/0x740
[ 2567.523640]  ? finish_task_switch+0x1aa/0x740
[ 2567.528109]  ? copy_overflow+0x20/0x20
[ 2567.531980]  ? __schedule+0x8f3/0x2060
[ 2567.535835]  ? trace_event_raw_event_lock+0x340/0x340
[ 2567.541032]  ? find_held_lock+0x35/0x1d0
[ 2567.545074]  ? find_held_lock+0x35/0x1d0
[ 2567.549117]  ? complete+0x62/0x80
[ 2567.552551]  ? __schedule+0x2060/0x2060
[ 2567.556497]  ? __lockdep_init_map+0xe4/0x650
[ 2567.560875]  ? do_raw_spin_trylock+0x190/0x190
[ 2567.565427]  ? lockdep_init_map+0x9/0x10
[ 2567.569455]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2567.574535]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2567.579520]  ? trace_hardirqs_on+0xd/0x10
[ 2567.583639]  ? __kthread_parkme+0x175/0x240
[ 2567.587935]  kthread+0x33c/0x400
[ 2567.591273]  ? process_one_work+0x1b10/0x1b10
[ 2567.595734]  ? kthread_stop+0x7a0/0x7a0
[ 2567.599680]  ret_from_fork+0x24/0x30
[ 2567.603386] syz-executor3   S22224 22683  22624 0x00000000
[ 2567.608987] Call Trace:
[ 2567.611549]  __schedule+0x8eb/0x2060
[ 2567.615244]  ? __sched_text_start+0x8/0x8
[ 2567.619362]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2567.624177]  ? lock_downgrade+0x980/0x980
[ 2567.628301]  ? enqueue_hrtimer+0x171/0x4a0
[ 2567.632508]  ? __remove_hrtimer+0x190/0x190
[ 2567.636801]  ? do_raw_spin_trylock+0x190/0x190
[ 2567.641360]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2567.646435]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2567.651424]  ? trace_hardirqs_on+0xd/0x10
[ 2567.655552]  schedule+0xf5/0x430
[ 2567.658893]  ? __schedule+0x2060/0x2060
[ 2567.662835]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2567.667821]  ? trace_hardirqs_on+0xd/0x10
[ 2567.671946]  ? __debug_object_init+0x235/0x1040
[ 2567.676596]  ? debug_object_fixup+0x30/0x30
[ 2567.680883]  ? find_held_lock+0x35/0x1d0
[ 2567.684916]  do_nanosleep+0x224/0x6e0
[ 2567.688695]  ? schedule_timeout_idle+0x90/0x90
[ 2567.693256]  ? lock_release+0xa40/0xa40
[ 2567.697199]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2567.703053]  ? kernel_wait4+0x26e/0x370
[ 2567.706999]  ? SyS_waitid+0x50/0x50
[ 2567.710601]  ? memset+0x31/0x40
[ 2567.713861]  hrtimer_nanosleep+0x27b/0x4d0
[ 2567.718071]  ? nanosleep_copyout+0x100/0x100
[ 2567.722451]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2567.726671]  SyS_nanosleep+0x175/0x1f0
[ 2567.730529]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2567.734904]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2567.739895]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2567.744630]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2567.749352] RIP: 0033:0x47e050
[ 2567.752511] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2567.760188] RAX: ffffffffffffffda RBX: 00000000015a7914 RCX: 000000000047e050
[ 2567.767427] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2567.774667] RBP: 0000000000000109 R08: 0000000000000001 R09: 00000000015a7940
[ 2567.781906] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000109
[ 2567.789143] R13: 000000000000000b R14: 000000000026004f R15: 0000000000000010
[ 2567.796418] kworker/1:1     I23376 22776      2 0x80000000
[ 2567.802033] Call Trace:
[ 2567.804596]  __schedule+0x8eb/0x2060
[ 2567.808277]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2567.813366]  ? __sched_text_start+0x8/0x8
[ 2567.817486]  ? check_noncircular+0x20/0x20
[ 2567.821700]  ? __wake_up_common_lock+0x1c2/0x310
[ 2567.826425]  ? lock_downgrade+0x980/0x980
[ 2567.830582]  schedule+0xf5/0x430
[ 2567.833917]  ? lock_downgrade+0x980/0x980
[ 2567.838036]  ? __schedule+0x2060/0x2060
[ 2567.842018]  ? lock_release+0xa40/0xa40
[ 2567.845977]  ? do_raw_spin_trylock+0x190/0x190
[ 2567.850530]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2567.854996]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2567.861122]  worker_thread+0x492/0x1990
[ 2567.866135]  ? process_one_work+0x1b10/0x1b10
[ 2567.872167]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2567.876632]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2567.881618]  ? trace_hardirqs_on+0xd/0x10
[ 2567.885738]  ? finish_task_switch+0x1d3/0x740
[ 2567.890199]  ? finish_task_switch+0x1aa/0x740
[ 2567.894671]  ? copy_overflow+0x20/0x20
[ 2567.898546]  ? __schedule+0x8f3/0x2060
[ 2567.902399]  ? trace_event_raw_event_lock+0x340/0x340
[ 2567.907590]  ? find_held_lock+0x35/0x1d0
[ 2567.911631]  ? find_held_lock+0x35/0x1d0
[ 2567.915676]  ? complete+0x62/0x80
[ 2567.919112]  ? __schedule+0x2060/0x2060
[ 2567.923055]  ? __lockdep_init_map+0xe4/0x650
[ 2567.927435]  ? do_raw_spin_trylock+0x190/0x190
[ 2567.931988]  ? lockdep_init_map+0x9/0x10
[ 2567.936023]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2567.941098]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2567.946085]  ? trace_hardirqs_on+0xd/0x10
[ 2567.950205]  ? __kthread_parkme+0x175/0x240
[ 2567.954500]  kthread+0x33c/0x400
[ 2567.957834]  ? process_one_work+0x1b10/0x1b10
[ 2567.962297]  ? kthread_stop+0x7a0/0x7a0
[ 2567.966243]  ret_from_fork+0x24/0x30
[ 2567.969950] kworker/0:0     I21568 22891      2 0x80000000
[ 2567.975559] Call Trace:
[ 2567.978118]  __schedule+0x8eb/0x2060
[ 2567.981798]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2567.986879]  ? __sched_text_start+0x8/0x8
[ 2567.990999]  ? check_noncircular+0x20/0x20
[ 2567.995210]  ? __wake_up_common_lock+0x1c2/0x310
[ 2567.999936]  ? lock_downgrade+0x980/0x980
[ 2568.004089]  schedule+0xf5/0x430
[ 2568.007425]  ? lock_downgrade+0x980/0x980
[ 2568.011545]  ? __schedule+0x2060/0x2060
[ 2568.015491]  ? lock_release+0xa40/0xa40
[ 2568.019437]  ? worker_pool_assign_id+0x1b0/0x1b0
[ 2568.024163]  ? do_raw_spin_trylock+0x190/0x190
[ 2568.028719]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2568.033191]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2568.038186]  worker_thread+0x492/0x1990
[ 2568.042157]  ? process_one_work+0x1b10/0x1b10
[ 2568.046626]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2568.051096]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2568.056083]  ? trace_hardirqs_on+0xd/0x10
[ 2568.060204]  ? finish_task_switch+0x1d3/0x740
[ 2568.064667]  ? finish_task_switch+0x1aa/0x740
[ 2568.069137]  ? copy_overflow+0x20/0x20
[ 2568.073017]  ? __schedule+0x8f3/0x2060
[ 2568.076872]  ? trace_event_raw_event_lock+0x340/0x340
[ 2568.082061]  ? find_held_lock+0x35/0x1d0
[ 2568.086102]  ? find_held_lock+0x35/0x1d0
[ 2568.090145]  ? complete+0x62/0x80
[ 2568.093582]  ? __schedule+0x2060/0x2060
[ 2568.097524]  ? __lockdep_init_map+0xe4/0x650
[ 2568.101903]  ? do_raw_spin_trylock+0x190/0x190
[ 2568.106453]  ? lockdep_init_map+0x9/0x10
[ 2568.110482]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2568.115556]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2568.120544]  ? trace_hardirqs_on+0xd/0x10
[ 2568.124664]  ? __kthread_parkme+0x175/0x240
[ 2568.128961]  kthread+0x33c/0x400
[ 2568.132299]  ? process_one_work+0x1b10/0x1b10
[ 2568.136760]  ? kthread_stop+0x7a0/0x7a0
[ 2568.140709]  ret_from_fork+0x24/0x30
[ 2568.144413] kworker/1:2     R  running task    23552 23809      2 0x80000000
[ 2568.151587] Call Trace:
[ 2568.154147]  __schedule+0x8eb/0x2060
[ 2568.157828]  ? update_curr+0x47b/0xa60
[ 2568.161694]  ? __sched_text_start+0x8/0x8
[ 2568.165811]  ? check_noncircular+0x20/0x20
[ 2568.170022]  ? __lock_is_held+0xb6/0x140
[ 2568.174098]  schedule+0xf5/0x430
[ 2568.177437]  ? lock_downgrade+0x980/0x980
[ 2568.181553]  ? __schedule+0x2060/0x2060
[ 2568.185498]  ? lock_release+0xa40/0xa40
[ 2568.189449]  ? perf_event_sync_stat+0x5b0/0x5b0
[ 2568.194088]  ? do_raw_spin_trylock+0x190/0x190
[ 2568.198644]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2568.203113]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2568.208107]  worker_thread+0x492/0x1990
[ 2568.212099]  ? process_one_work+0x1b10/0x1b10
[ 2568.216575]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2568.221041]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2568.226027]  ? trace_hardirqs_on+0xd/0x10
[ 2568.230143]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2568.234606]  ? finish_task_switch+0x1d3/0x740
[ 2568.239070]  ? finish_task_switch+0x1aa/0x740
[ 2568.243539]  ? copy_overflow+0x20/0x20
[ 2568.247414]  ? __schedule+0x8f3/0x2060
[ 2568.251303]  ? find_held_lock+0x35/0x1d0
[ 2568.255345]  ? find_held_lock+0x35/0x1d0
[ 2568.259385]  ? complete+0x62/0x80
[ 2568.262822]  ? __schedule+0x2060/0x2060
[ 2568.266765]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2568.271054]  ? __lockdep_init_map+0xe4/0x650
[ 2568.275434]  ? do_raw_spin_trylock+0x190/0x190
[ 2568.279984]  ? lockdep_init_map+0x9/0x10
[ 2568.284020]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2568.289093]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2568.294079]  ? trace_hardirqs_on+0xd/0x10
[ 2568.298197]  ? __kthread_parkme+0x175/0x240
[ 2568.302492]  kthread+0x33c/0x400
[ 2568.305826]  ? process_one_work+0x1b10/0x1b10
[ 2568.310287]  ? kthread_stop+0x7a0/0x7a0
[ 2568.314232]  ret_from_fork+0x24/0x30
[ 2568.317936] kworker/u4:1    I14096 23904      2 0x80000000
[ 2568.323543] Call Trace:
[ 2568.326103]  __schedule+0x8eb/0x2060
[ 2568.329784]  ? update_curr+0x47b/0xa60
[ 2568.333655]  ? __sched_text_start+0x8/0x8
[ 2568.337772]  ? check_noncircular+0x20/0x20
[ 2568.341978]  ? __lock_is_held+0xb6/0x140
[ 2568.346058]  schedule+0xf5/0x430
[ 2568.349396]  ? lock_downgrade+0x980/0x980
[ 2568.353515]  ? __schedule+0x2060/0x2060
[ 2568.357463]  ? lock_release+0xa40/0xa40
[ 2568.361410]  ? perf_event_sync_stat+0x5b0/0x5b0
[ 2568.366051]  ? do_raw_spin_trylock+0x190/0x190
[ 2568.370606]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2568.375074]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2568.380068]  worker_thread+0x492/0x1990
[ 2568.384045]  ? process_one_work+0x1b10/0x1b10
[ 2568.388513]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2568.392989]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2568.397983]  ? trace_hardirqs_on+0xd/0x10
[ 2568.402099]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2568.406563]  ? finish_task_switch+0x1d3/0x740
[ 2568.411024]  ? finish_task_switch+0x1aa/0x740
[ 2568.415495]  ? copy_overflow+0x20/0x20
[ 2568.419367]  ? __schedule+0x8f3/0x2060
[ 2568.423253]  ? find_held_lock+0x35/0x1d0
[ 2568.427293]  ? find_held_lock+0x35/0x1d0
[ 2568.431334]  ? complete+0x62/0x80
[ 2568.434770]  ? __schedule+0x2060/0x2060
[ 2568.438711]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2568.443010]  ? __lockdep_init_map+0xe4/0x650
[ 2568.447390]  ? do_raw_spin_trylock+0x190/0x190
[ 2568.451941]  ? lockdep_init_map+0x9/0x10
[ 2568.455972]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2568.461048]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2568.466034]  ? trace_hardirqs_on+0xd/0x10
[ 2568.470152]  ? __kthread_parkme+0x175/0x240
[ 2568.474448]  kthread+0x33c/0x400
[ 2568.477783]  ? process_one_work+0x1b10/0x1b10
[ 2568.482245]  ? kthread_stop+0x7a0/0x7a0
[ 2568.486191]  ret_from_fork+0x24/0x30
[ 2568.489896] kworker/1:0     I26432 24538      2 0x80000000
[ 2568.495509] Call Trace:
[ 2568.498071]  __schedule+0x8eb/0x2060
[ 2568.501758]  ? update_curr+0x47b/0xa60
[ 2568.505631]  ? __sched_text_start+0x8/0x8
[ 2568.510274]  ? check_noncircular+0x20/0x20
[ 2568.514478]  ? __lock_is_held+0xb6/0x140
[ 2568.518524]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2568.523705]  schedule+0xf5/0x430
[ 2568.527044]  ? lock_downgrade+0x980/0x980
[ 2568.531161]  ? __schedule+0x2060/0x2060
[ 2568.535105]  ? lock_release+0xa40/0xa40
[ 2568.539049]  ? perf_trace_lock+0xd6/0x900
[ 2568.543166]  ? perf_event_sync_stat+0x5b0/0x5b0
[ 2568.547808]  ? do_raw_spin_trylock+0x190/0x190
[ 2568.552361]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2568.556826]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2568.561820]  worker_thread+0x492/0x1990
[ 2568.565772]  ? finish_task_switch+0x1d3/0x740
[ 2568.570240]  ? lock_downgrade+0x980/0x980
[ 2568.574373]  ? process_one_work+0x1b10/0x1b10
[ 2568.578836]  ? do_raw_spin_trylock+0x190/0x190
[ 2568.583390]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2568.587859]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2568.592844]  ? trace_hardirqs_on+0xd/0x10
[ 2568.596961]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2568.601425]  ? finish_task_switch+0x1d3/0x740
[ 2568.605889]  ? finish_task_switch+0x1aa/0x740
[ 2568.610359]  ? copy_overflow+0x20/0x20
[ 2568.614233]  ? __schedule+0x8f3/0x2060
[ 2568.618087]  ? trace_event_raw_event_lock+0x340/0x340
[ 2568.623257]  ? __sched_text_start+0x8/0x8
[ 2568.627393]  ? find_held_lock+0x35/0x1d0
[ 2568.631435]  ? find_held_lock+0x35/0x1d0
[ 2568.635492]  ? __schedule+0x2060/0x2060
[ 2568.639435]  ? retint_kernel+0x10/0x10
[ 2568.643314]  ? _raw_spin_unlock_irqrestore+0x5e/0xba
[ 2568.648399]  ? __kthread_parkme+0x175/0x240
[ 2568.652694]  kthread+0x33c/0x400
[ 2568.656033]  ? process_one_work+0x1b10/0x1b10
[ 2568.660493]  ? kthread_stop+0x7a0/0x7a0
[ 2568.664440]  ret_from_fork+0x24/0x30
[ 2568.668144] kworker/0:1     I24400 24722      2 0x80000000
[ 2568.673755] Call Trace:
[ 2568.676314]  __schedule+0x8eb/0x2060
[ 2568.680017]  ? __sched_text_start+0x8/0x8
[ 2568.684137]  ? check_noncircular+0x20/0x20
[ 2568.688352]  ? account_entity_enqueue+0x3c8/0x6e0
[ 2568.693202]  schedule+0xf5/0x430
[ 2568.696539]  ? lock_downgrade+0x980/0x980
[ 2568.700659]  ? __schedule+0x2060/0x2060
[ 2568.704607]  ? lock_release+0xa40/0xa40
[ 2568.708562]  ? do_raw_spin_trylock+0x190/0x190
[ 2568.713114]  ? __update_idle_core+0x305/0x600
[ 2568.717578]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2568.722046]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2568.727038]  worker_thread+0x492/0x1990
[ 2568.731013]  ? process_one_work+0x1b10/0x1b10
[ 2568.735484]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2568.739956]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2568.744943]  ? trace_hardirqs_on+0xd/0x10
[ 2568.749057]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2568.753521]  ? finish_task_switch+0x1d3/0x740
[ 2568.757982]  ? finish_task_switch+0x1aa/0x740
[ 2568.762453]  ? copy_overflow+0x20/0x20
[ 2568.766326]  ? __schedule+0x8f3/0x2060
[ 2568.770216]  ? find_held_lock+0x35/0x1d0
[ 2568.774258]  ? find_held_lock+0x35/0x1d0
[ 2568.778299]  ? complete+0x62/0x80
[ 2568.781733]  ? __schedule+0x2060/0x2060
[ 2568.785677]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2568.789970]  ? __lockdep_init_map+0xe4/0x650
[ 2568.794350]  ? do_raw_spin_trylock+0x190/0x190
[ 2568.798902]  ? lockdep_init_map+0x9/0x10
[ 2568.802932]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2568.808008]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2568.812998]  ? trace_hardirqs_on+0xd/0x10
[ 2568.817120]  ? __kthread_parkme+0x175/0x240
[ 2568.821428]  kthread+0x33c/0x400
[ 2568.824764]  ? process_one_work+0x1b10/0x1b10
[ 2568.829224]  ? kthread_stop+0x7a0/0x7a0
[ 2568.833172]  ret_from_fork+0x24/0x30
[ 2568.836885] kworker/u4:2    I26432 24775      2 0x80000000
[ 2568.842494] Call Trace:
[ 2568.845055]  __schedule+0x8eb/0x2060
[ 2568.848735]  ? update_curr+0x47b/0xa60
[ 2568.852600]  ? __sched_text_start+0x8/0x8
[ 2568.856722]  ? check_noncircular+0x20/0x20
[ 2568.860926]  ? __lock_is_held+0xb6/0x140
[ 2568.864973]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2568.870157]  schedule+0xf5/0x430
[ 2568.873494]  ? lock_downgrade+0x980/0x980
[ 2568.877614]  ? __schedule+0x2060/0x2060
[ 2568.881558]  ? lock_release+0xa40/0xa40
[ 2568.885499]  ? perf_trace_lock+0xd6/0x900
[ 2568.889619]  ? perf_event_sync_stat+0x5b0/0x5b0
[ 2568.894258]  ? do_raw_spin_trylock+0x190/0x190
[ 2568.898813]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2568.903282]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2568.908273]  worker_thread+0x492/0x1990
[ 2568.912225]  ? finish_task_switch+0x1d3/0x740
[ 2568.916693]  ? lock_downgrade+0x980/0x980
[ 2568.920813]  ? check_noncircular+0x20/0x20
[ 2568.925029]  ? process_one_work+0x1b10/0x1b10
[ 2568.929494]  ? do_raw_spin_trylock+0x190/0x190
[ 2568.934050]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2568.938516]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2568.943503]  ? trace_hardirqs_on+0xd/0x10
[ 2568.947621]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2568.952088]  ? finish_task_switch+0x1d3/0x740
[ 2568.956551]  ? finish_task_switch+0x1aa/0x740
[ 2568.961030]  ? copy_overflow+0x20/0x20
[ 2568.965400]  ? __schedule+0x8f3/0x2060
[ 2568.969429]  ? trace_event_raw_event_lock+0x340/0x340
[ 2568.974603]  ? __sched_text_start+0x8/0x8
[ 2568.978736]  ? find_held_lock+0x35/0x1d0
[ 2568.982776]  ? find_held_lock+0x35/0x1d0
[ 2568.986816]  ? complete+0x62/0x80
[ 2568.990253]  ? __schedule+0x2060/0x2060
[ 2568.994196]  ? __lockdep_init_map+0xe4/0x650
[ 2568.998574]  ? do_raw_spin_trylock+0x190/0x190
[ 2569.003127]  ? lockdep_init_map+0x9/0x10
[ 2569.007158]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2569.012234]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2569.017222]  ? trace_hardirqs_on+0xd/0x10
[ 2569.021340]  ? __kthread_parkme+0x175/0x240
[ 2569.025636]  kthread+0x33c/0x400
[ 2569.028973]  ? process_one_work+0x1b10/0x1b10
[ 2569.033433]  ? kthread_stop+0x7a0/0x7a0
[ 2569.037382]  ret_from_fork+0x24/0x30
[ 2569.041087] syz-executor6   R  running task    32592 24840  20360 0x00000004
[ 2569.048255] Call Trace:
[ 2569.050816]  __switch_to_asm+0x40/0x40
[ 2569.054672] RIP: 0033:0x455399
[ 2569.057831] RSP: 002b:00007f5edb5f8db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000038
[ 2569.065507] RAX: 0000000000000000 RBX: 00007f5edb5f9700 RCX: 0000000000455399
[ 2569.072744] RDX: 00007f5edb5f99d0 RSI: 00007f5edb5f8db0 RDI: 00000000003d0f00
[ 2569.079984] RBP: 0000000000a2f880 R08: 00007f5edb5f9700 R09: 00007f5edb5f9700
[ 2569.087224] R10: 00007f5edb5f99d0 R11: 0000000000000202 R12: 0000000000000000
[ 2569.094464] R13: 0000000000a2f7ff R14: 00007f5edb5f99c0 R15: 0000000000000002
[ 2569.101727] syz-executor7   S24272 24826  20374 0x00000000
[ 2569.107329] Call Trace:
[ 2569.110847]  __schedule+0x8eb/0x2060
[ 2569.115234]  ? __sched_text_start+0x8/0x8
[ 2569.119352]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2569.124165]  ? lock_downgrade+0x980/0x980
[ 2569.128289]  ? enqueue_hrtimer+0x171/0x4a0
[ 2569.132496]  ? __remove_hrtimer+0x190/0x190
[ 2569.136788]  ? find_held_lock+0x35/0x1d0
[ 2569.140821]  ? do_raw_spin_trylock+0x190/0x190
[ 2569.145375]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2569.150449]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2569.155436]  ? trace_hardirqs_on+0xd/0x10
[ 2569.159566]  schedule+0xf5/0x430
[ 2569.163023]  ? __schedule+0x2060/0x2060
[ 2569.166980]  ? do_raw_spin_trylock+0x190/0x190
[ 2569.171535]  ? futex_wait_setup+0x14a/0x3d0
[ 2569.175841]  futex_wait_queue_me+0x3ed/0x7e0
[ 2569.180223]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2569.185557]  ? trace_hardirqs_on+0xd/0x10
[ 2569.189678]  ? try_to_wake_up+0xf9/0x1600
[ 2569.193800]  ? get_futex_value_locked+0xc3/0xf0
[ 2569.198443]  ? futex_wait_setup+0x22e/0x3d0
[ 2569.202746]  ? futex_wake+0x680/0x680
[ 2569.206521]  ? __hrtimer_init+0x4e/0x140
[ 2569.210562]  futex_wait+0x34b/0x9a0
[ 2569.214174]  ? futex_wait_setup+0x3d0/0x3d0
[ 2569.218467]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2569.223631]  ? __lock_acquire+0x664/0x3e00
[ 2569.227834]  ? wake_up_q+0x8a/0xe0
[ 2569.231358]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2569.235568]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2569.240753]  ? check_noncircular+0x20/0x20
[ 2569.244957]  ? _raw_spin_unlock+0x22/0x30
[ 2569.249078]  do_futex+0x11ec/0x22a0
[ 2569.252675]  ? __handle_mm_fault+0x80e/0x3ce0
[ 2569.257147]  ? check_noncircular+0x20/0x20
[ 2569.261357]  ? exit_robust_list+0x240/0x240
[ 2569.265644]  ? check_noncircular+0x20/0x20
[ 2569.269846]  ? find_held_lock+0x35/0x1d0
[ 2569.273880]  ? check_noncircular+0x20/0x20
[ 2569.278087]  ? check_noncircular+0x20/0x20
[ 2569.282295]  ? check_noncircular+0x20/0x20
[ 2569.286498]  ? find_held_lock+0x35/0x1d0
[ 2569.290536]  ? find_held_lock+0x35/0x1d0
[ 2569.294579]  ? SyS_futex+0x2d3/0x390
[ 2569.298265]  ? lock_downgrade+0x980/0x980
[ 2569.302396]  ? pvclock_read_flags+0x160/0x160
[ 2569.306857]  ? __might_fault+0x110/0x1d0
[ 2569.310889]  ? lock_downgrade+0x980/0x980
[ 2569.315006]  ? ktime_get+0x15c/0x3a0
[ 2569.318700]  ? kvm_clock_get_cycles+0x25/0x30
[ 2569.323164]  ? ktime_get+0x26f/0x3a0
[ 2569.326856]  ? ktime_get_resolution_ns+0x300/0x300
[ 2569.331754]  ? __might_sleep+0x95/0x190
[ 2569.335710]  ? kasan_check_write+0x14/0x20
[ 2569.339918]  SyS_futex+0x260/0x390
[ 2569.343438]  ? do_futex+0x22a0/0x22a0
[ 2569.347211]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2569.352029]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2569.357021]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2569.361755]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2569.366480] RIP: 0033:0x452a09
[ 2569.369641] RSP: 002b:0000000000a2f908 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
[ 2569.377317] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 0000000000452a09
[ 2569.384557] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071becc
[ 2569.391799] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2569.399039] R10: 0000000000a2f910 R11: 0000000000000206 R12: fffffffffffffffe
[ 2569.406279] R13: 0000000000000001 R14: 000000002001d000 R15: 0000000000000003
[ 2569.413545] syz-executor7   D24992 24837  20374 0x00000000
[ 2569.419147] Call Trace:
[ 2569.421708]  __schedule+0x8eb/0x2060
[ 2569.425402]  ? __sched_text_start+0x8/0x8
[ 2569.429518]  ? lock_downgrade+0x980/0x980
[ 2569.433644]  ? perf_trace_lock+0xd6/0x900
[ 2569.437774]  ? trace_event_raw_event_lock+0x340/0x340
[ 2569.442941]  ? check_noncircular+0x20/0x20
[ 2569.447143]  ? trace_hardirqs_on+0xd/0x10
[ 2569.451267]  ? check_noncircular+0x20/0x20
[ 2569.455476]  schedule+0xf5/0x430
[ 2569.458815]  ? debug_object_deactivate+0x560/0x560
[ 2569.463714]  ? __schedule+0x2060/0x2060
[ 2569.467669]  ? print_irqtrace_events+0x270/0x270
[ 2569.472404]  ? wait_for_completion+0x40d/0x770
[ 2569.477388]  ? lock_downgrade+0x980/0x980
[ 2569.481513]  schedule_timeout+0x1a3/0x230
[ 2569.485635]  ? usleep_range+0x190/0x190
[ 2569.489594]  ? mark_held_locks+0xaf/0x100
[ 2569.494641]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2569.499110]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2569.504104]  wait_for_completion+0x415/0x770
[ 2569.508485]  ? wait_for_completion_interruptible+0x7e0/0x7e0
[ 2569.514258]  ? __lockdep_init_map+0xe4/0x650
[ 2569.518641]  ? lockdep_init_map+0x9/0x10
[ 2569.522672]  ? __init_waitqueue_head+0x97/0x140
[ 2569.528411]  ? wake_up_q+0xe0/0xe0
[ 2569.533077]  __wait_rcu_gp+0x221/0x340
[ 2569.537904]  synchronize_sched.part.64+0xac/0x100
[ 2569.543847]  ? synchronize_sched_expedited+0xf0/0xf0
[ 2569.548918]  ? call_rcu_bh+0x20/0x20
[ 2569.552606]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2569.558465]  ? trace_raw_output_rcu_utilization+0xb0/0xb0
[ 2569.563982]  ? __might_sleep+0x95/0x190
[ 2569.567932]  synchronize_sched+0x76/0xf0
[ 2569.571964]  perf_event_alloc+0x236b/0x2b00
[ 2569.576269]  ? __perf_install_in_context+0x2d0/0x2d0
[ 2569.581342]  ? SYSC_perf_event_open+0x12ca/0x2e00
[ 2569.586155]  ? __mutex_lock+0x16f/0x1a80
[ 2569.590183]  ? SYSC_perf_event_open+0x12ca/0x2e00
[ 2569.594994]  ? expand_files+0x4fd/0x910
[ 2569.598943]  ? futex_wake+0x2ca/0x680
[ 2569.602719]  ? find_held_lock+0x35/0x1d0
[ 2569.606749]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2569.611575]  ? lock_downgrade+0x980/0x980
[ 2569.615697]  ? lock_release+0xa40/0xa40
[ 2569.619637]  ? check_noncircular+0x20/0x20
[ 2569.623849]  ? check_noncircular+0x20/0x20
[ 2569.628052]  ? __lock_is_held+0xb6/0x140
[ 2569.632087]  ? _find_next_bit+0xee/0x120
[ 2569.636126]  ? _raw_spin_unlock+0x22/0x30
[ 2569.640244]  ? __alloc_fd+0x29b/0x750
[ 2569.644041]  ? ptrace_may_access+0x3a/0x50
[ 2569.648255]  ? lock_release+0xa40/0xa40
[ 2569.652200]  ? debug_lockdep_rcu_enabled+0x77/0x90
[ 2569.657096]  ? __ptrace_may_access+0x426/0x810
[ 2569.661651]  ? do_raw_spin_trylock+0x190/0x190
[ 2569.666203]  ? ptrace_get_task_struct+0x150/0x150
[ 2569.671018]  ? get_unused_fd_flags+0x121/0x190
[ 2569.675588]  SYSC_perf_event_open+0x84e/0x2e00
[ 2569.680144]  ? free_obj_work+0x690/0x690
[ 2569.684174]  ? __fd_install+0x288/0x740
[ 2569.688132]  ? perf_event_set_output+0x5a0/0x5a0
[ 2569.692862]  ? rcu_pm_notify+0xc0/0xc0
[ 2569.696724]  ? putname+0xee/0x130
[ 2569.700152]  ? putname+0xee/0x130
[ 2569.703577]  ? rcu_read_lock_sched_held+0x108/0x120
[ 2569.708565]  ? kmem_cache_free+0x267/0x2a0
[ 2569.712799]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2569.717792]  SyS_perf_event_open+0x39/0x50
[ 2569.722003]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2569.726730] RIP: 0033:0x452a09
[ 2569.729888] RSP: 002b:00007faac9a93c58 EFLAGS: 00000212 ORIG_RAX: 000000000000012a
[ 2569.737565] RAX: ffffffffffffffda RBX: 00007faac9a93940 RCX: 0000000000452a09
[ 2569.744804] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000002001d000
[ 2569.752041] RBP: 00007faac9a93930 R08: 0000000000000000 R09: 0000000000000000
[ 2569.759278] R10: ffffffffffffffff R11: 0000000000000212 R12: 00000000004b7389
[ 2569.766519] R13: 00007faac9a93ab8 R14: 00000000004b7399 R15: 0000000000000000
[ 2569.773783] syz-executor1   S24024 24828  20375 0x00000000
[ 2569.779385] Call Trace:
[ 2569.781948]  __schedule+0x8eb/0x2060
[ 2569.785645]  ? __sched_text_start+0x8/0x8
[ 2569.789761]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2569.794577]  ? lock_downgrade+0x980/0x980
[ 2569.798701]  ? enqueue_hrtimer+0x171/0x4a0
[ 2569.802905]  ? __remove_hrtimer+0x190/0x190
[ 2569.807192]  ? find_held_lock+0x35/0x1d0
[ 2569.811237]  ? do_raw_spin_trylock+0x190/0x190
[ 2569.815791]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2569.820868]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2569.825857]  ? trace_hardirqs_on+0xd/0x10
[ 2569.829986]  schedule+0xf5/0x430
[ 2569.833327]  ? __schedule+0x2060/0x2060
[ 2569.837283]  ? do_raw_spin_trylock+0x190/0x190
[ 2569.841835]  ? futex_wait_setup+0x14a/0x3d0
[ 2569.846142]  futex_wait_queue_me+0x3ed/0x7e0
[ 2569.850523]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2569.855855]  ? trace_hardirqs_on+0xd/0x10
[ 2569.859978]  ? try_to_wake_up+0xf9/0x1600
[ 2569.864097]  ? get_futex_value_locked+0xc3/0xf0
[ 2569.868738]  ? futex_wait_setup+0x22e/0x3d0
[ 2569.873043]  ? futex_wake+0x680/0x680
[ 2569.876818]  ? __hrtimer_init+0x4e/0x140
[ 2569.880857]  futex_wait+0x34b/0x9a0
[ 2569.884468]  ? futex_wait_setup+0x3d0/0x3d0
[ 2569.888759]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2569.893925]  ? __lock_acquire+0x664/0x3e00
[ 2569.898128]  ? wake_up_q+0x8a/0xe0
[ 2569.901651]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2569.905862]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2569.911045]  ? perf_trace_lock+0xd6/0x900
[ 2569.915169]  do_futex+0x11ec/0x22a0
[ 2569.918765]  ? trace_event_raw_event_lock+0x340/0x340
[ 2569.923939]  ? exit_robust_list+0x240/0x240
[ 2569.928228]  ? check_noncircular+0x20/0x20
[ 2569.932428]  ? perf_trace_lock+0xd6/0x900
[ 2569.936548]  ? trace_event_raw_event_lock+0x340/0x340
[ 2569.941711]  ? trace_event_raw_event_lock+0x340/0x340
[ 2569.947352]  ? check_noncircular+0x20/0x20
[ 2569.952159]  ? find_held_lock+0x35/0x1d0
[ 2569.956197]  ? find_held_lock+0x35/0x1d0
[ 2569.960240]  ? SyS_futex+0x2d3/0x390
[ 2569.963923]  ? lock_downgrade+0x980/0x980
[ 2569.968056]  ? pvclock_read_flags+0x160/0x160
[ 2569.972525]  ? __might_fault+0x110/0x1d0
[ 2569.976557]  ? lock_downgrade+0x980/0x980
[ 2569.980672]  ? ktime_get+0x15c/0x3a0
[ 2569.984364]  ? kvm_clock_get_cycles+0x25/0x30
[ 2569.988828]  ? ktime_get+0x26f/0x3a0
[ 2569.992518]  ? ktime_get_resolution_ns+0x300/0x300
[ 2569.998381]  ? __might_sleep+0x95/0x190
[ 2570.003087]  ? kasan_check_write+0x14/0x20
[ 2570.007297]  SyS_futex+0x260/0x390
[ 2570.011420]  ? do_futex+0x22a0/0x22a0
[ 2570.015975]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2570.022350]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2570.027341]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2570.032074]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2570.036797] RIP: 0033:0x452a09
[ 2570.039954] RSP: 002b:0000000000a2f908 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
[ 2570.048366] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000452a09
[ 2570.056474] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071becc
[ 2570.063713] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2570.070951] R10: 0000000000a2f910 R11: 0000000000000206 R12: 0000000000a2f9b0
[ 2570.078535] R13: 000000000071bea0 R14: 00000000000000c1 R15: 0000000000000009
[ 2570.087880] syz-executor1   R  running task    23664 24838  20375 0x80000008
[ 2570.097388] Call Trace:
[ 2570.100811]  sched_show_task+0x4a3/0x5e0
[ 2570.105794]  ? compat_SyS_sched_rr_get_interval+0x90/0x90
[ 2570.111736]  ? can_nice.part.83+0x20/0x20
[ 2570.115861]  ? _find_next_bit+0xee/0x120
[ 2570.119891]  ? printk+0xaa/0xca
[ 2570.123145]  ? find_next_bit+0x27/0x30
[ 2570.127006]  ? wq_watchdog_touch+0xce/0x100
[ 2570.131303]  ? touch_all_softlockup_watchdogs+0xbe/0x100
[ 2570.136730]  show_state_filter+0x263/0x4e0
[ 2570.140945]  ? compat_SyS_sched_rr_get_interval+0x90/0x90
[ 2570.146460]  ? lock_release+0xa40/0xa40
[ 2570.150406]  ? tasklet_action+0x630/0x630
[ 2570.154547]  fn_show_state+0x10/0x20
[ 2570.158229]  k_spec+0xa9/0xe0
[ 2570.161309]  kbd_event+0xa58/0x36d0
[ 2570.164903]  ? lock_acquire+0x1d5/0x580
[ 2570.168857]  ? k_pad+0x6c0/0x6c0
[ 2570.172206]  ? k_pad+0x6c0/0x6c0
[ 2570.175543]  input_to_handler+0x3a8/0x490
[ 2570.179671]  input_pass_values.part.5+0x613/0x800
[ 2570.184490]  ? input_handler_for_each_handle+0x340/0x340
[ 2570.189914]  ? lock_acquire+0x1d5/0x580
[ 2570.193855]  ? lock_acquire+0x1d5/0x580
[ 2570.197798]  ? input_inject_event+0xae/0x349
[ 2570.202185]  ? lock_release+0xa40/0xa40
[ 2570.206140]  input_handle_event+0x36f/0xec0
[ 2570.210445]  input_inject_event+0x2c3/0x349
[ 2570.214740]  ? input_event+0x90/0x90
[ 2570.218439]  evdev_write+0x34a/0x4b0
[ 2570.222122]  ? wake_up_page_bit+0x530/0x530
[ 2570.226420]  ? __evdev_queue_syn_dropped+0x2d0/0x2d0
[ 2570.231491]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2570.237357]  ? __evdev_queue_syn_dropped+0x2d0/0x2d0
[ 2570.242428]  __vfs_write+0xef/0x970
[ 2570.246026]  ? __vfs_write+0xef/0x970
[ 2570.249800]  ? kernel_read+0x120/0x120
[ 2570.253683]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2570.259535]  ? save_stack+0xa3/0xd0
[ 2570.263138]  ? rcu_note_context_switch+0x710/0x710
[ 2570.268044]  __kernel_write+0xf8/0x350
[ 2570.271908]  write_pipe_buf+0x175/0x220
[ 2570.275853]  ? default_file_splice_read+0xae0/0xae0
[ 2570.280835]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2570.286691]  ? splice_from_pipe_next.part.9+0x22e/0x2f0
[ 2570.292038]  __splice_from_pipe+0x328/0x730
[ 2570.296330]  ? default_file_splice_read+0xae0/0xae0
[ 2570.301328]  splice_from_pipe+0x1e9/0x330
[ 2570.305448]  ? default_file_splice_read+0xae0/0xae0
[ 2570.310435]  ? splice_shrink_spd+0xb0/0xb0
[ 2570.314659]  default_file_splice_write+0x40/0x90
[ 2570.319384]  ? generic_splice_sendpage+0x50/0x50
[ 2570.324114]  direct_splice_actor+0x125/0x180
[ 2570.328501]  splice_direct_to_actor+0x2c1/0x820
[ 2570.333140]  ? _cond_resched+0x14/0x30
[ 2570.337001]  ? generic_pipe_buf_nosteal+0x10/0x10
[ 2570.341827]  ? do_splice_to+0x160/0x160
[ 2570.345768]  ? security_file_permission+0x89/0x1e0
[ 2570.350670]  ? rw_verify_area+0xe5/0x2b0
[ 2570.354704]  do_splice_direct+0x29b/0x3c0
[ 2570.358828]  ? splice_direct_to_actor+0x820/0x820
[ 2570.363648]  ? rw_verify_area+0xe5/0x2b0
[ 2570.367684]  do_sendfile+0x5c9/0xe80
[ 2570.371380]  ? do_compat_pwritev64+0x100/0x100
[ 2570.375934]  ? __might_sleep+0x95/0x190
[ 2570.379887]  ? kasan_check_write+0x14/0x20
[ 2570.384090]  ? _copy_from_user+0x99/0x110
[ 2570.388211]  SyS_sendfile64+0xbd/0x160
[ 2570.392070]  ? SyS_sendfile+0x1a0/0x1a0
[ 2570.396014]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2570.401006]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2570.405745]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2570.410468] RIP: 0033:0x452a09
[ 2570.413625] RSP: 002b:00007f1872218c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000028
[ 2570.421305] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a09
[ 2570.428543] RDX: 0000000020000000 RSI: 0000000000000013 RDI: 0000000000000014
[ 2570.435780] RBP: 000000000000039b R08: 0000000000000000 R09: 0000000000000000
[ 2570.443019] R10: 0000000072439a6b R11: 0000000000000212 R12: 00000000006f2728
[ 2570.450260] R13: 00000000ffffffff R14: 00007f18722196d4 R15: 0000000000000000
[ 2570.457526] syz-executor5   R  running task    24112 24829  20370 0x00000000
[ 2570.464693] Call Trace:
[ 2570.467255]  __schedule+0x8eb/0x2060
[ 2570.470949]  ? __sched_text_start+0x8/0x8
[ 2570.475066]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2570.479878]  ? lock_downgrade+0x980/0x980
[ 2570.484007]  ? enqueue_hrtimer+0x171/0x4a0
[ 2570.488217]  ? __remove_hrtimer+0x190/0x190
[ 2570.492505]  ? find_held_lock+0x35/0x1d0
[ 2570.496539]  ? do_raw_spin_trylock+0x190/0x190
[ 2570.501095]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2570.506170]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2570.511158]  ? trace_hardirqs_on+0xd/0x10
[ 2570.515286]  schedule+0xf5/0x430
[ 2570.518626]  ? __schedule+0x2060/0x2060
[ 2570.522581]  ? do_raw_spin_trylock+0x190/0x190
[ 2570.527135]  ? futex_wait_setup+0x14a/0x3d0
[ 2570.531441]  futex_wait_queue_me+0x3ed/0x7e0
[ 2570.535821]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2570.541162]  ? __enqueue_entity+0x109/0x1e0
[ 2570.545457]  ? get_futex_value_locked+0xc3/0xf0
[ 2570.550098]  ? futex_wait_setup+0x22e/0x3d0
[ 2570.554388]  ? __lock_is_held+0xb6/0x140
[ 2570.558430]  ? futex_wake+0x680/0x680
[ 2570.562202]  ? __hrtimer_init+0x4e/0x140
[ 2570.566241]  futex_wait+0x34b/0x9a0
[ 2570.569849]  ? futex_wait_setup+0x3d0/0x3d0
[ 2570.574146]  ? __lock_acquire+0x664/0x3e00
[ 2570.578348]  ? hash_futex+0x15/0x210
[ 2570.582044]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2570.586255]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2570.591443]  do_futex+0x11ec/0x22a0
[ 2570.595042]  ? wake_up_new_task+0x62b/0xc00
[ 2570.599347]  ? exit_robust_list+0x240/0x240
[ 2570.603635]  ? check_noncircular+0x20/0x20
[ 2570.607843]  ? put_pid+0x183/0x1f0
[ 2570.611354]  ? check_noncircular+0x20/0x20
[ 2570.615563]  ? task_active_pid_ns+0xd0/0xd0
[ 2570.619855]  ? check_noncircular+0x20/0x20
[ 2570.624066]  ? check_noncircular+0x20/0x20
[ 2570.628273]  ? _do_fork+0x2e4/0xfe0
[ 2570.631874]  ? find_held_lock+0x35/0x1d0
[ 2570.635914]  ? SyS_futex+0x2d3/0x390
[ 2570.639600]  ? lock_downgrade+0x980/0x980
[ 2570.643735]  ? pvclock_read_flags+0x160/0x160
[ 2570.648198]  ? __might_fault+0x110/0x1d0
[ 2570.652232]  ? lock_downgrade+0x980/0x980
[ 2570.656351]  ? ktime_get+0x15c/0x3a0
[ 2570.660045]  ? kvm_clock_get_cycles+0x25/0x30
[ 2570.664510]  ? ktime_get+0x26f/0x3a0
[ 2570.668200]  ? ktime_get_resolution_ns+0x300/0x300
[ 2570.673098]  ? __might_sleep+0x95/0x190
[ 2570.677051]  ? kasan_check_write+0x14/0x20
[ 2570.681262]  SyS_futex+0x260/0x390
[ 2570.684782]  ? do_futex+0x22a0/0x22a0
[ 2570.688554]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2570.693367]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2570.698356]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2570.703091]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2570.707813] RIP: 0033:0x452a09
[ 2570.710974] RSP: 002b:0000000000a2f908 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
[ 2570.718650] RAX: ffffffffffffffda RBX: 00007fc98600e700 RCX: 0000000000452a09
[ 2570.725890] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bf84
[ 2570.733129] RBP: 0000000000a2f880 R08: 000000000071bf58 R09: 0000000000000000
[ 2570.740365] R10: 0000000000a2f910 R11: 0000000000000206 R12: 0000000000000000
[ 2570.747602] R13: 0000000000a2f7ff R14: 00007fc98600e9c0 R15: 0000000000000002
[ 2570.754864] syz-executor5   S24512 24830  20370 0x00000000
[ 2570.760467] Call Trace:
[ 2570.763033]  __schedule+0x8eb/0x2060
[ 2570.766726]  ? __sched_text_start+0x8/0x8
[ 2570.770845]  ? check_noncircular+0x20/0x20
[ 2570.775054]  ? plist_check_head+0xe2/0x130
[ 2570.779258]  ? plist_check_list+0xa0/0xa0
[ 2570.783377]  ? print_irqtrace_events+0x270/0x270
[ 2570.788110]  ? __lock_acquire+0x664/0x3e00
[ 2570.792318]  ? plist_add+0x5cb/0x760
[ 2570.796030]  schedule+0xf5/0x430
[ 2570.799366]  ? lock_downgrade+0x980/0x980
[ 2570.803484]  ? __schedule+0x2060/0x2060
[ 2570.807424]  ? print_irqtrace_events+0x270/0x270
[ 2570.812158]  ? do_raw_spin_trylock+0x190/0x190
[ 2570.816711]  ? futex_wait_setup+0x14a/0x3d0
[ 2570.821001]  ? find_held_lock+0x35/0x1d0
[ 2570.825047]  futex_wait_queue_me+0x3ed/0x7e0
[ 2570.829430]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2570.834765]  ? check_noncircular+0x20/0x20
[ 2570.838976]  ? get_futex_value_locked+0xc3/0xf0
[ 2570.843619]  ? futex_wait_setup+0x22e/0x3d0
[ 2570.847923]  ? futex_wake+0x680/0x680
[ 2570.851696]  ? find_held_lock+0x35/0x1d0
[ 2570.855742]  futex_wait+0x34b/0x9a0
[ 2570.859349]  ? futex_wait_setup+0x3d0/0x3d0
[ 2570.863642]  ? find_held_lock+0x35/0x1d0
[ 2570.867675]  ? hash_futex+0x15/0x210
[ 2570.871361]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2570.876435]  ? futex_wake+0x2ca/0x680
[ 2570.880212]  ? lock_downgrade+0x980/0x980
[ 2570.884337]  ? get_futex_key+0x1d50/0x1d50
[ 2570.888543]  ? __free_insn_slot+0x5c0/0x5c0
[ 2570.892856]  ? is_bpf_text_address+0xa4/0x120
[ 2570.897325]  do_futex+0x11ec/0x22a0
[ 2570.900924]  ? unwind_get_return_address+0x61/0xa0
[ 2570.905824]  ? __save_stack_trace+0x7e/0xd0
[ 2570.910129]  ? exit_robust_list+0x240/0x240
[ 2570.914420]  ? putname+0xee/0x130
[ 2570.917842]  ? save_stack+0xa3/0xd0
[ 2570.921441]  ? save_stack+0x43/0xd0
[ 2570.925038]  ? kasan_slab_free+0x71/0xc0
[ 2570.929067]  ? kmem_cache_free+0x83/0x2a0
[ 2570.933182]  ? putname+0xee/0x130
[ 2570.936601]  ? filename_create+0x34f/0x520
[ 2570.940801]  ? SyS_mkdir+0xd4/0x2a0
[ 2570.944396]  ? entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2570.949297]  ? debug_check_no_obj_freed+0x3da/0xf1f
[ 2570.954283]  ? mntput_no_expire+0x130/0xa90
[ 2570.958575]  ? lock_downgrade+0x980/0x980
[ 2570.962704]  ? free_obj_work+0x690/0x690
[ 2570.966753]  ? mntput_no_expire+0x15e/0xa90
[ 2570.971046]  ? rcu_pm_notify+0xc0/0xc0
[ 2570.974908]  ? putname+0xee/0x130
[ 2570.978334]  ? putname+0xee/0x130
[ 2570.981758]  ? rcu_read_lock_sched_held+0x108/0x120
[ 2570.986743]  ? kmem_cache_free+0x267/0x2a0
[ 2570.990952]  ? putname+0xf3/0x130
[ 2570.994379]  ? filename_create+0x24a/0x520
[ 2570.998586]  ? kern_path_mountpoint+0x40/0x40
[ 2571.003063]  SyS_futex+0x260/0x390
[ 2571.006580]  ? do_futex+0x22a0/0x22a0
[ 2571.010352]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2571.015166]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2571.020155]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2571.024890]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2571.029614] RIP: 0033:0x452a09
[ 2571.032775] RSP: 002b:00007fc98602ece8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2571.040455] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a09
[ 2571.047694] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bec8
[ 2571.054934] RBP: 0000000000000393 R08: 0000000000000393 R09: 000000000071bea0
[ 2571.062171] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006f2668
[ 2571.069408] R13: 00000000ffffffff R14: 00007fc98602f6d4 R15: 0000000000000000
[ 2571.076672] syz-executor5   S24272 24841  20370 0x00000000
[ 2571.082271] Call Trace:
[ 2571.084834]  __schedule+0x8eb/0x2060
[ 2571.088514]  ? find_held_lock+0x35/0x1d0
[ 2571.092553]  ? __sched_text_start+0x8/0x8
[ 2571.096670]  ? check_noncircular+0x20/0x20
[ 2571.100878]  ? plist_check_head+0xe2/0x130
[ 2571.105168]  ? plist_check_list+0xa0/0xa0
[ 2571.109285]  ? check_noncircular+0x20/0x20
[ 2571.113489]  ? __lock_is_held+0xb6/0x140
[ 2571.117528]  ? plist_add+0x5cb/0x760
[ 2571.121231]  schedule+0xf5/0x430
[ 2571.124568]  ? lock_downgrade+0x980/0x980
[ 2571.128689]  ? __schedule+0x2060/0x2060
[ 2571.132637]  ? try_to_wake_up+0xf9/0x1600
[ 2571.136761]  ? do_raw_spin_trylock+0x190/0x190
[ 2571.141314]  ? futex_wait_setup+0x14a/0x3d0
[ 2571.145620]  futex_wait_queue_me+0x3ed/0x7e0
[ 2571.150004]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2571.155340]  ? trace_hardirqs_on+0xd/0x10
[ 2571.159463]  ? try_to_wake_up+0xf9/0x1600
[ 2571.163585]  ? get_futex_value_locked+0xc3/0xf0
[ 2571.168227]  ? futex_wait_setup+0x22e/0x3d0
[ 2571.172528]  ? futex_wake+0x680/0x680
[ 2571.176304]  ? futex_wake+0x566/0x680
[ 2571.180084]  futex_wait+0x34b/0x9a0
[ 2571.183693]  ? futex_wait_setup+0x3d0/0x3d0
[ 2571.187985]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2571.193151]  ? wake_up_q+0x8a/0xe0
[ 2571.196660]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2571.201734]  ? futex_wake+0x2ca/0x680
[ 2571.205515]  ? get_futex_key+0x1d50/0x1d50
[ 2571.209741]  ? perf_trace_lock+0xd6/0x900
[ 2571.213863]  do_futex+0x11ec/0x22a0
[ 2571.217461]  ? trace_event_raw_event_lock+0x340/0x340
[ 2571.222626]  ? check_noncircular+0x20/0x20
[ 2571.226838]  ? exit_robust_list+0x240/0x240
[ 2571.231128]  ? find_held_lock+0x35/0x1d0
[ 2571.235170]  ? handle_mm_fault+0x248/0x8d0
[ 2571.239382]  ? find_held_lock+0x35/0x1d0
[ 2571.243427]  ? __do_page_fault+0x5f7/0xc90
[ 2571.247632]  ? lock_downgrade+0x980/0x980
[ 2571.251760]  ? handle_mm_fault+0x410/0x8d0
[ 2571.255961]  ? down_read_trylock+0xdb/0x170
[ 2571.260249]  ? __do_page_fault+0x32d/0xc90
[ 2571.264453]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2571.269004]  ? vmacache_find+0x5f/0x280
[ 2571.272950]  ? vmacache_update+0xfe/0x130
[ 2571.277076]  ? up_read+0x1a/0x40
[ 2571.280413]  ? __do_page_fault+0x3d6/0xc90
[ 2571.284630]  ? mm_fault_error+0x2c0/0x2c0
[ 2571.288747]  ? SyS_capset+0xcc/0x980
[ 2571.292434]  ? _cond_resched+0x14/0x30
[ 2571.296312]  ? do_page_fault+0xee/0x720
[ 2571.300266]  SyS_futex+0x260/0x390
[ 2571.303785]  ? do_futex+0x22a0/0x22a0
[ 2571.307558]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2571.312371]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2571.317359]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2571.322093]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2571.326817] RIP: 0033:0x452a09
[ 2571.329974] RSP: 002b:00007fc98600dce8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2571.337651] RAX: ffffffffffffffda RBX: 000000000071bf58 RCX: 0000000000452a09
[ 2571.344891] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bf80
[ 2571.352131] RBP: 000000000000003d R08: 000000000000003d R09: 000000000071bf58
[ 2571.359369] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006ed658
[ 2571.366606] R13: 00000000ffffffff R14: 00007fc98600e6d4 R15: 0000000000000002
[ 2571.373873] syz-executor0   R  running task    24704 24835  20320 0x00000004
[ 2571.381038] Call Trace:
[ 2571.383599]  __schedule+0x8eb/0x2060
[ 2571.387279]  ? find_held_lock+0x35/0x1d0
[ 2571.391322]  ? __sched_text_start+0x8/0x8
[ 2571.395441]  ? check_noncircular+0x20/0x20
[ 2571.399651]  ? plist_check_head+0xe2/0x130
[ 2571.403856]  ? plist_check_list+0xa0/0xa0
[ 2571.407973]  ? check_noncircular+0x20/0x20
[ 2571.412179]  ? check_preempt_wakeup+0x426/0xb20
[ 2571.416826]  ? plist_add+0x5cb/0x760
[ 2571.420528]  schedule+0xf5/0x430
[ 2571.423864]  ? lock_downgrade+0x980/0x980
[ 2571.427984]  ? __schedule+0x2060/0x2060
[ 2571.431931]  ? try_to_wake_up+0xf9/0x1600
[ 2571.436054]  ? do_raw_spin_trylock+0x190/0x190
[ 2571.440605]  ? futex_wait_setup+0x14a/0x3d0
[ 2571.444919]  futex_wait_queue_me+0x3ed/0x7e0
[ 2571.449301]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2571.454634]  ? trace_hardirqs_on+0xd/0x10
[ 2571.458755]  ? try_to_wake_up+0xf9/0x1600
[ 2571.462875]  ? get_futex_value_locked+0xc3/0xf0
[ 2571.467519]  ? futex_wait_setup+0x22e/0x3d0
[ 2571.471820]  ? futex_wake+0x680/0x680
[ 2571.476036]  ? futex_wake+0x566/0x680
[ 2571.479817]  futex_wait+0x34b/0x9a0
[ 2571.483431]  ? futex_wait_setup+0x3d0/0x3d0
[ 2571.487732]  ? wake_up_q+0x8a/0xe0
[ 2571.491244]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2571.496318]  ? futex_wake+0x2ca/0x680
[ 2571.500102]  ? get_futex_key+0x1d50/0x1d50
[ 2571.504307]  ? lock_release+0xa40/0xa40
[ 2571.508264]  ? compat_start_thread+0x80/0x80
[ 2571.512660]  ? trace_hardirqs_on+0xd/0x10
[ 2571.516779]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2571.521249]  do_futex+0x11ec/0x22a0
[ 2571.525024]  ? copy_overflow+0x20/0x20
[ 2571.528898]  ? exit_robust_list+0x240/0x240
[ 2571.533203]  ? __fget+0x333/0x570
[ 2571.536629]  ? lock_downgrade+0x980/0x980
[ 2571.540751]  ? lock_release+0xa40/0xa40
[ 2571.544702]  ? __lock_is_held+0xb6/0x140
[ 2571.548750]  ? __fget+0x35c/0x570
[ 2571.552175]  ? userfaultfd_unmap_prep+0x540/0x540
[ 2571.556994]  ? iterate_fd+0x3f0/0x3f0
[ 2571.560771]  ? __schedule+0x2060/0x2060
[ 2571.564714]  ? up_read+0x40/0x40
[ 2571.568052]  ? down_read_killable+0x180/0x180
[ 2571.572517]  ? security_mmap_file+0x143/0x180
[ 2571.576990]  ? vm_mmap_pgoff+0x1fc/0x280
[ 2571.581034]  ? __fget_light+0x297/0x380
[ 2571.584980]  ? fget_raw+0x20/0x20
[ 2571.588404]  ? exit_to_usermode_loop+0x198/0x310
[ 2571.593135]  ? trace_event_raw_event_sys_exit+0x260/0x260
[ 2571.598641]  ? selinux_capable+0x40/0x40
[ 2571.602675]  SyS_futex+0x260/0x390
[ 2571.606192]  ? do_futex+0x22a0/0x22a0
[ 2571.609965]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2571.614779]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2571.619767]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2571.624504]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2571.629229] RIP: 0033:0x452a09
[ 2571.632388] RSP: 002b:00007f327f235ce8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2571.640067] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a09
[ 2571.647307] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bec8
[ 2571.654546] RBP: 0000000000000038 R08: 000000000000041b R09: 000000000071bea0
[ 2571.661785] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006ed5e0
[ 2571.669026] R13: 00000000ffffffff R14: 00007f327f2366d4 R15: 0000000000000000
[ 2571.676293] syz-executor3   D24272 24834  22683 0x00000000
[ 2571.681895] Call Trace:
[ 2571.684454]  __schedule+0x8eb/0x2060
[ 2571.688151]  ? __sched_text_start+0x8/0x8
[ 2571.692269]  ? check_noncircular+0x20/0x20
[ 2571.696472]  ? check_noncircular+0x20/0x20
[ 2571.700675]  ? __lock_acquire+0x664/0x3e00
[ 2571.704884]  ? perf_trace_lock+0xd6/0x900
[ 2571.709003]  ? __lock_is_held+0xb6/0x140
[ 2571.713044]  ? trace_event_raw_event_lock+0x340/0x340
[ 2571.718207]  ? __perf_event_task_sched_out+0x266/0x1490
[ 2571.723544]  ? print_irqtrace_events+0x270/0x270
[ 2571.728282]  schedule+0xf5/0x430
[ 2571.731619]  ? lock_downgrade+0x980/0x980
[ 2571.735738]  ? __schedule+0x2060/0x2060
[ 2571.739684]  ? lock_release+0xa40/0xa40
[ 2571.743634]  ? mark_held_locks+0xaf/0x100
[ 2571.747754]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2571.752222]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2571.757216]  __rwsem_down_write_failed_common+0x7b8/0x1530
[ 2571.762824]  ? rwsem_spin_on_owner+0x7e0/0x7e0
[ 2571.767373]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2571.771841]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2571.776839]  ? futex_wake+0x2ca/0x680
[ 2571.780607]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2571.785775]  ? get_futex_key+0x1d50/0x1d50
[ 2571.789978]  ? perf_trace_lock+0xd6/0x900
[ 2571.794097]  ? __schedule+0x8f3/0x2060
[ 2571.797957]  ? trace_event_raw_event_lock+0x340/0x340
[ 2571.803122]  ? check_noncircular+0x20/0x20
[ 2571.807933]  ? perf_trace_lock+0xd6/0x900
[ 2571.812058]  ? do_futex+0x86f/0x22a0
[ 2571.815740]  ? trace_event_raw_event_lock+0x340/0x340
[ 2571.820901]  ? hrtimer_forward+0x2d0/0x2d0
[ 2571.825109]  ? check_noncircular+0x20/0x20
[ 2571.829324]  ? exit_robust_list+0x240/0x240
[ 2571.833614]  ? find_held_lock+0x35/0x1d0
[ 2571.837657]  ? free_object+0x150/0x230
[ 2571.841514]  ? lock_downgrade+0x980/0x980
[ 2571.845640]  ? lock_acquire+0x1d5/0x580
[ 2571.849583]  ? lock_acquire+0x1d5/0x580
[ 2571.853539]  ? lock_release+0xa40/0xa40
[ 2571.857484]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2571.863345]  rwsem_down_write_failed_killable+0xe/0x10
[ 2571.868588]  ? rwsem_down_write_failed_killable+0xe/0x10
[ 2571.874008]  call_rwsem_down_write_failed_killable+0x17/0x30
[ 2571.879784]  down_write_killable+0xa5/0x140
[ 2571.884073]  ? vm_mmap_pgoff+0x198/0x280
[ 2571.888105]  ? down_read_killable+0x180/0x180
[ 2571.892571]  ? security_mmap_file+0x143/0x180
[ 2571.897044]  vm_mmap_pgoff+0x198/0x280
[ 2571.900910]  ? vma_is_stack_for_current+0xa0/0xa0
[ 2571.905728]  ? nanosleep_copyout+0x100/0x100
[ 2571.910114]  ? SyS_futex+0x269/0x390
[ 2571.913802]  SyS_mmap_pgoff+0x23b/0x5f0
[ 2571.917760]  ? find_mergeable_anon_vma+0xd0/0xd0
[ 2571.922485]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2571.927473]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2571.932207]  SyS_mmap+0x16/0x20
[ 2571.935454]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2571.940176] RIP: 0033:0x452a5a
[ 2571.943334] RSP: 002b:0000000000a2f758 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
[ 2571.951012] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a5a
[ 2571.958252] RDX: 0000000000000003 RSI: 0000000000021000 RDI: 0000000000000000
[ 2571.965492] RBP: 0000000000000121 R08: ffffffffffffffff R09: 0000000000000000
[ 2571.972730] R10: 0000000000020022 R11: 0000000000000246 R12: 0000000000000012
[ 2571.979970] R13: 000000005f62957e R14: 0000000000000014 R15: 0000000000000000
[ 2571.987234] syz-executor3   R  running task    24560 24839  22683 0x00000000
[ 2571.994398] Call Trace:
[ 2571.996962]  __schedule+0x8eb/0x2060
[ 2572.000657]  ? __sched_text_start+0x8/0x8
[ 2572.004781]  ? retint_kernel+0x10/0x10
[ 2572.008649]  ? clear_huge_page+0x36a/0x730
[ 2572.012855]  ? lock_is_held_type+0x18b/0x210
[ 2572.017248]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2572.023108]  preempt_schedule_common+0x22/0x60
[ 2572.027660]  _cond_resched+0x1d/0x30
[ 2572.031344]  clear_huge_page+0x382/0x730
[ 2572.035379]  ? __raw_spin_lock_init+0x2d/0x100
[ 2572.039941]  do_huge_pmd_anonymous_page+0x59c/0x1b00
[ 2572.045016]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2572.050888]  ? __thp_get_unmapped_area+0x130/0x130
[ 2572.055792]  ? __lock_acquire+0x664/0x3e00
[ 2572.059996]  ? __lock_acquire+0x664/0x3e00
[ 2572.064634]  ? __might_sleep+0x95/0x190
[ 2572.069622]  ? _cond_resched+0x14/0x30
[ 2572.074607]  ? futex_wait_queue_me+0x527/0x7e0
[ 2572.080643]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2572.085804]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2572.090965]  ? get_futex_value_locked+0xc3/0xf0
[ 2572.095606]  ? futex_wait_setup+0x22e/0x3d0
[ 2572.099910]  ? __lock_acquire+0x664/0x3e00
[ 2572.104121]  ? perf_trace_lock+0xd6/0x900
[ 2572.108238]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2572.113318]  ? trace_event_raw_event_lock+0x340/0x340
[ 2572.118480]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2572.123641]  ? check_noncircular+0x20/0x20
[ 2572.127854]  __handle_mm_fault+0x1a0c/0x3ce0
[ 2572.132243]  ? __pmd_alloc+0x4e0/0x4e0
[ 2572.136097]  ? check_noncircular+0x20/0x20
[ 2572.140311]  ? find_held_lock+0x35/0x1d0
[ 2572.144352]  ? handle_mm_fault+0x248/0x8d0
[ 2572.148574]  ? lock_downgrade+0x980/0x980
[ 2572.154199]  handle_mm_fault+0x334/0x8d0
[ 2572.159268]  ? down_read_trylock+0xdb/0x170
[ 2572.163819]  ? __do_page_fault+0x32d/0xc90
[ 2572.168026]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2572.172578]  ? vmacache_find+0x5f/0x280
[ 2572.176521]  ? vmacache_update+0xfe/0x130
[ 2572.180644]  ? find_vma+0x30/0x150
[ 2572.184158]  __do_page_fault+0x5c9/0xc90
[ 2572.188189]  ? trace_event_raw_event_lock+0x340/0x340
[ 2572.193360]  ? mm_fault_error+0x2c0/0x2c0
[ 2572.197481]  ? _find_next_bit+0xee/0x120
[ 2572.201521]  do_page_fault+0xee/0x720
[ 2572.205295]  ? __alloc_fd+0x29b/0x750
[ 2572.209063]  ? __do_page_fault+0xc90/0xc90
[ 2572.213274]  ? find_held_lock+0x35/0x1d0
[ 2572.217315]  ? __might_fault+0x110/0x1d0
[ 2572.221356]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 2572.226179]  page_fault+0x2c/0x60
[ 2572.229599] RIP: 0010:__put_user_4+0x1c/0x30
[ 2572.233972] RSP: 0018:ffff8801c2b2fe50 EFLAGS: 00010297
[ 2572.239304] RAX: 0000000000000013 RBX: 00007fffffffeffd RCX: 0000000020dd5000
[ 2572.246541] RDX: 000000000000004e RSI: ffffc9000181d000 RDI: 0000000000000282
[ 2572.253779] RBP: ffff8801c2b2ff48 R08: ffff8801d03326c8 R09: 1ffff10038565fa7
[ 2572.261019] R10: ffff8801c2b2fd00 R11: 0000000000000000 R12: 1ffff10038565fd0
[ 2572.268259] R13: 0000000000000013 R14: 0000000000000001 R15: 0000000000000014
[ 2572.275522]  ? SyS_socketpair+0xfd/0x6f0
[ 2572.279559]  ? SyS_socket+0x1d0/0x1d0
[ 2572.283333]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2572.288151]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2572.293139]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2572.297873]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2572.302594] RIP: 0033:0x452a09
[ 2572.305751] RSP: 002b:00007f22c2897c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000035
[ 2572.313429] RAX: ffffffffffffffda RBX: 00007f22c2898700 RCX: 0000000000452a09
[ 2572.320666] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
[ 2572.327905] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2572.335144] R10: 0000000020dd5000 R11: 0000000000000212 R12: 0000000000000000
[ 2572.342383] R13: 0000000000a2f7ff R14: 00007f22c28989c0 R15: 0000000000000000
[ 2572.349645] syz-executor4   R  running task    23120 24836  20350 0x00000000
[ 2572.356813] Call Trace:
[ 2572.359374]  __schedule+0x8eb/0x2060
[ 2572.363068]  ? __sched_text_start+0x8/0x8
[ 2572.367184]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2572.371999]  ? lock_downgrade+0x980/0x980
[ 2572.376126]  ? enqueue_hrtimer+0x171/0x4a0
[ 2572.380330]  ? __remove_hrtimer+0x190/0x190
[ 2572.384623]  ? do_raw_spin_trylock+0x190/0x190
[ 2572.389178]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2572.394253]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2572.399246]  ? trace_hardirqs_on+0xd/0x10
[ 2572.403373]  schedule+0xf5/0x430
[ 2572.406715]  ? __schedule+0x2060/0x2060
[ 2572.410655]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2572.415642]  ? trace_hardirqs_on+0xd/0x10
[ 2572.419764]  ? __debug_object_init+0x235/0x1040
[ 2572.424413]  ? debug_object_fixup+0x30/0x30
[ 2572.428704]  ? find_held_lock+0x35/0x1d0
[ 2572.432739]  do_nanosleep+0x224/0x6e0
[ 2572.436515]  ? schedule_timeout_idle+0x90/0x90
[ 2572.441073]  ? lock_release+0xa40/0xa40
[ 2572.445019]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2572.450884]  ? memset+0x31/0x40
[ 2572.454144]  hrtimer_nanosleep+0x27b/0x4d0
[ 2572.458354]  ? nanosleep_copyout+0x100/0x100
[ 2572.462736]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2572.466956]  SyS_nanosleep+0x175/0x1f0
[ 2572.470813]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2572.475188]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2572.480175]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2572.484911]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2572.489633] RIP: 0033:0x47e071
[ 2572.492789] RSP: 002b:0000000000a2f920 EFLAGS: 00000293 ORIG_RAX: 0000000000000023
[ 2572.500468] RAX: ffffffffffffffda RBX: 0000000000a2f9a0 RCX: 000000000047e071
[ 2572.507706] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2f930
[ 2572.514944] RBP: 0000000000000000 R08: 00000000000009bb R09: 0000000000000000
[ 2572.522181] R10: 0000000000a2f910 R11: 0000000000000293 R12: 0000000000000000
[ 2572.529418] R13: ffffffffffffffff R14: 0000000000a2f9d8 R15: 0000000000000010
[ 2572.536680] syz-executor4   S25520 24842  20350 0x00000000
[ 2572.542284] Call Trace:
[ 2572.544849]  __schedule+0x8eb/0x2060
[ 2572.548544]  ? __sched_text_start+0x8/0x8
[ 2572.552659]  ? check_noncircular+0x20/0x20
[ 2572.556869]  ? plist_check_head+0xe2/0x130
[ 2572.561074]  ? plist_check_list+0xa0/0xa0
[ 2572.565196]  ? trace_event_raw_event_lock+0x340/0x340
[ 2572.570363]  ? plist_add+0x5cb/0x760
[ 2572.574068]  schedule+0xf5/0x430
[ 2572.577405]  ? lock_downgrade+0x980/0x980
[ 2572.581521]  ? __schedule+0x2060/0x2060
[ 2572.585477]  ? do_raw_spin_trylock+0x190/0x190
[ 2572.590463]  ? futex_wait_setup+0x14a/0x3d0
[ 2572.594768]  futex_wait_queue_me+0x3ed/0x7e0
[ 2572.599148]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2572.604495]  ? get_futex_value_locked+0xc3/0xf0
[ 2572.609139]  ? futex_wait_setup+0x22e/0x3d0
[ 2572.613444]  ? futex_wake+0x680/0x680
[ 2572.617222]  ? __lock_acquire+0x664/0x3e00
[ 2572.621434]  futex_wait+0x34b/0x9a0
[ 2572.625050]  ? futex_wait_setup+0x3d0/0x3d0
[ 2572.629340]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2572.634499]  ? unmap_region+0x35c/0x4f0
[ 2572.638447]  ? hash_futex+0x15/0x210
[ 2572.642139]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2572.647223]  ? futex_wake+0x2ca/0x680
[ 2572.650996]  ? check_noncircular+0x20/0x20
[ 2572.655215]  ? get_futex_key+0x1d50/0x1d50
[ 2572.659444]  ? __lock_is_held+0xb6/0x140
[ 2572.663485]  do_futex+0x11ec/0x22a0
[ 2572.667087]  ? check_noncircular+0x20/0x20
[ 2572.671293]  ? vma_wants_writenotify+0x3b0/0x3b0
[ 2572.676039]  ? exit_robust_list+0x240/0x240
[ 2572.680331]  ? find_held_lock+0x35/0x1d0
[ 2572.684376]  ? __fget+0x333/0x570
[ 2572.687801]  ? lock_downgrade+0x980/0x980
[ 2572.692185]  ? lock_release+0xa40/0xa40
[ 2572.697261]  ? __lock_is_held+0xb6/0x140
[ 2572.703105]  ? __fget+0x35c/0x570
[ 2572.707317]  ? do_mmap+0x362/0xe00
[ 2572.712135]  ? iterate_fd+0x3f0/0x3f0
[ 2572.716777]  ? up_read+0x40/0x40
[ 2572.721330]  ? down_read_killable+0x180/0x180
[ 2572.726666]  ? security_mmap_file+0x143/0x180
[ 2572.732701]  ? vm_mmap_pgoff+0x1fc/0x280
[ 2572.738161]  ? vm_mmap_pgoff+0x13b/0x280
[ 2572.743507]  ? __fget_light+0x297/0x380
[ 2572.748502]  ? fget_raw+0x20/0x20
[ 2572.751922]  ? __fdget+0x18/0x20
[ 2572.755266]  SyS_futex+0x260/0x390
[ 2572.758786]  ? do_futex+0x22a0/0x22a0
[ 2572.762560]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2572.767375]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2572.772368]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2572.777102]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2572.781826] RIP: 0033:0x452a09
[ 2572.784982] RSP: 002b:00007f3a39653ce8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2572.792659] RAX: ffffffffffffffda RBX: 00007f3a39654700 RCX: 0000000000452a09
[ 2572.799896] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bec8
[ 2572.807140] RBP: 0000000000000000 R08: 0000000000000359 R09: 000000000071bea0
[ 2572.814380] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 2572.821618] R13: 0000000000a2f7ff R14: 00007f3a396549c0 R15: 0000000000000000
[ 2572.828881] syz-executor4   S24272 24847  20350 0x00000000
[ 2572.834482] Call Trace:
[ 2572.837044]  __schedule+0x8eb/0x2060
[ 2572.840723]  ? find_held_lock+0x35/0x1d0
[ 2572.844762]  ? __sched_text_start+0x8/0x8
[ 2572.848881]  ? check_noncircular+0x20/0x20
[ 2572.853091]  ? plist_check_head+0xe2/0x130
[ 2572.857294]  ? plist_check_list+0xa0/0xa0
[ 2572.861413]  ? check_noncircular+0x20/0x20
[ 2572.865617]  ? check_preempt_wakeup+0x426/0xb20
[ 2572.870263]  ? plist_add+0x5cb/0x760
[ 2572.873966]  schedule+0xf5/0x430
[ 2572.877305]  ? lock_downgrade+0x980/0x980
[ 2572.881422]  ? __schedule+0x2060/0x2060
[ 2572.885368]  ? try_to_wake_up+0xf9/0x1600
[ 2572.889494]  ? do_raw_spin_trylock+0x190/0x190
[ 2572.894048]  ? futex_wait_setup+0x14a/0x3d0
[ 2572.898354]  futex_wait_queue_me+0x3ed/0x7e0
[ 2572.902736]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2572.908066]  ? trace_hardirqs_on+0xd/0x10
[ 2572.912190]  ? try_to_wake_up+0xf9/0x1600
[ 2572.916316]  ? get_futex_value_locked+0xc3/0xf0
[ 2572.920959]  ? futex_wait_setup+0x22e/0x3d0
[ 2572.925261]  ? futex_wake+0x680/0x680
[ 2572.929037]  ? futex_wake+0x566/0x680
[ 2572.932902]  futex_wait+0x34b/0x9a0
[ 2572.936513]  ? futex_wait_setup+0x3d0/0x3d0
[ 2572.940804]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2572.945968]  ? wake_up_q+0x8a/0xe0
[ 2572.949478]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2572.954550]  ? futex_wake+0x2ca/0x680
[ 2572.958333]  ? get_futex_key+0x1d50/0x1d50
[ 2572.962536]  ? lock_release+0xa40/0xa40
[ 2572.966508]  do_futex+0x11ec/0x22a0
[ 2572.970112]  ? __fget+0x333/0x570
[ 2572.973538]  ? lock_downgrade+0x980/0x980
[ 2572.977666]  ? exit_robust_list+0x240/0x240
[ 2572.981958]  ? find_held_lock+0x35/0x1d0
[ 2572.985998]  ? __fget+0x333/0x570
[ 2572.989426]  ? lock_downgrade+0x980/0x980
[ 2572.993541]  ? __fget+0x35c/0x570
[ 2572.996968]  ? lock_release+0xa40/0xa40
[ 2573.000919]  ? __lock_is_held+0xb6/0x140
[ 2573.004968]  ? __fget+0x35c/0x570
[ 2573.008403]  ? iterate_fd+0x3f0/0x3f0
[ 2573.012171]  ? __fget_light+0x297/0x380
[ 2573.016117]  ? fget_raw+0x20/0x20
[ 2573.019546]  ? __do_page_fault+0x3d6/0xc90
[ 2573.023762]  ? exit_to_usermode_loop+0x8c/0x310
[ 2573.028414]  ? __fget_light+0x297/0x380
[ 2573.032360]  ? fget_raw+0x20/0x20
[ 2573.035782]  ? __fdget+0x18/0x20
[ 2573.039128]  SyS_futex+0x260/0x390
[ 2573.042640]  ? SyS_setsockopt+0x215/0x360
[ 2573.046761]  ? do_futex+0x22a0/0x22a0
[ 2573.050532]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2573.055346]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2573.060335]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2573.065072]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2573.069793] RIP: 0033:0x452a09
[ 2573.072953] RSP: 002b:00007f3a39632ce8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2573.080635] RAX: ffffffffffffffda RBX: 000000000071bf58 RCX: 0000000000452a09
[ 2573.087873] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bf80
[ 2573.095112] RBP: 000000000000039b R08: 0000000000000359 R09: 000000000071bf58
[ 2573.102350] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006f2728
[ 2573.111415] R13: 00000000ffffffff R14: 00007f3a396336d4 R15: 0000000000000001
[ 2573.119459] syz-executor2   R  running task    24112 24851  20369 0x00000000
[ 2573.126624] Call Trace:
[ 2573.129184]  __schedule+0x8eb/0x2060
[ 2573.132881]  ? __sched_text_start+0x8/0x8
[ 2573.137434]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2573.142248]  ? lock_downgrade+0x980/0x980
[ 2573.146370]  ? enqueue_hrtimer+0x171/0x4a0
[ 2573.150578]  ? __remove_hrtimer+0x190/0x190
[ 2573.154866]  ? find_held_lock+0x35/0x1d0
[ 2573.158897]  ? do_raw_spin_trylock+0x190/0x190
[ 2573.163451]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2573.168527]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2573.173512]  ? trace_hardirqs_on+0xd/0x10
[ 2573.177639]  schedule+0xf5/0x430
[ 2573.180978]  ? __schedule+0x2060/0x2060
[ 2573.184936]  ? do_raw_spin_trylock+0x190/0x190
[ 2573.189489]  ? futex_wait_setup+0x14a/0x3d0
[ 2573.193795]  futex_wait_queue_me+0x3ed/0x7e0
[ 2573.198175]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2573.203508]  ? free_object+0x150/0x230
[ 2573.207365]  ? debug_stats_show+0xd0/0xd0
[ 2573.211480]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2573.216557]  ? get_futex_value_locked+0xc3/0xf0
[ 2573.221200]  ? futex_wait_setup+0x22e/0x3d0
[ 2573.225503]  ? futex_wake+0x680/0x680
[ 2573.229277]  ? __hrtimer_init+0x4e/0x140
[ 2573.233316]  futex_wait+0x34b/0x9a0
[ 2573.236925]  ? futex_wait_setup+0x3d0/0x3d0
[ 2573.241213]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2573.246896]  ? __lock_acquire+0x664/0x3e00
[ 2573.251097]  ? hash_futex+0x15/0x210
[ 2573.254794]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2573.259004]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2573.264187]  ? perf_trace_lock+0xd6/0x900
[ 2573.268311]  do_futex+0x11ec/0x22a0
[ 2573.271909]  ? trace_event_raw_event_lock+0x340/0x340
[ 2573.277086]  ? exit_robust_list+0x240/0x240
[ 2573.281373]  ? check_noncircular+0x20/0x20
[ 2573.285576]  ? perf_trace_lock+0xd6/0x900
[ 2573.289696]  ? trace_event_raw_event_lock+0x340/0x340
[ 2573.294860]  ? trace_event_raw_event_lock+0x340/0x340
[ 2573.300029]  ? check_noncircular+0x20/0x20
[ 2573.304231]  ? find_held_lock+0x35/0x1d0
[ 2573.308276]  ? find_held_lock+0x35/0x1d0
[ 2573.312318]  ? SyS_futex+0x2d3/0x390
[ 2573.316001]  ? lock_downgrade+0x980/0x980
[ 2573.320139]  ? pvclock_read_flags+0x160/0x160
[ 2573.324605]  ? __might_fault+0x110/0x1d0
[ 2573.328637]  ? lock_downgrade+0x980/0x980
[ 2573.332751]  ? ktime_get+0x15c/0x3a0
[ 2573.336444]  ? kvm_clock_get_cycles+0x25/0x30
[ 2573.340918]  ? ktime_get+0x26f/0x3a0
[ 2573.344605]  ? ktime_get_resolution_ns+0x300/0x300
[ 2573.349504]  ? __might_sleep+0x95/0x190
[ 2573.353459]  ? kasan_check_write+0x14/0x20
[ 2573.357667]  SyS_futex+0x260/0x390
[ 2573.361187]  ? do_futex+0x22a0/0x22a0
[ 2573.364959]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2573.369774]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2573.374763]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2573.379499]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2573.384221] RIP: 0033:0x452a09
[ 2573.387379] RSP: 002b:0000000000a2f908 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
[ 2573.395058] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a09
[ 2573.402297] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071becc
[ 2573.409535] RBP: 000000000071bec8 R08: 0000000000000000 R09: 0000000000000000
[ 2573.416772] R10: 0000000000a2f910 R11: 0000000000000206 R12: 00000000000003cb
[ 2573.424012] R13: 0000000000000003 R14: 0000000000000011 R15: 0000000000000010
[ 2573.431282] syz-executor2   R  running task    26128 24852  20369 0x00000008
[ 2573.438446] Call Trace:
[ 2573.441019]  ? avc_has_extended_perms+0x7fa/0x12c0
[ 2573.445914]  ? find_held_lock+0x35/0x1d0
[ 2573.449958]  ? avc_ss_reset+0x110/0x110
[ 2573.453900]  ? lock_downgrade+0x980/0x980
[ 2573.458026]  ? lock_release+0xa40/0xa40
[ 2573.461974]  ? __lock_is_held+0xb6/0x140
[ 2573.466049]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2573.471905]  ? get_unused_fd_flags+0x190/0x190
[ 2573.476902]  ? rcu_note_context_switch+0x710/0x710
[ 2573.481813]  ? install_new_memslots+0x420/0x420
[ 2573.486454]  ? do_vfs_ioctl+0x1b1/0x1520
[ 2573.490488]  ? _cond_resched+0x14/0x30
[ 2573.494351]  ? ioctl_preallocate+0x2b0/0x2b0
[ 2573.498732]  ? selinux_capable+0x40/0x40
[ 2573.502777]  ? syscall_return_slowpath+0x2ad/0x550
[ 2573.507686]  ? security_file_ioctl+0x89/0xb0
[ 2573.512070]  ? SyS_ioctl+0x8f/0xc0
[ 2573.515587]  ? entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2573.520508] 
[ 2573.520508] Showing all locks held in the system:
[ 2573.526810] 1 lock held by rsyslogd/2991:
[ 2573.530920]  #0:  (&f->f_pos_lock){+.+.}, at: [<00000000389d01e7>] __fdget_pos+0x12b/0x190
[ 2573.539310] 2 locks held by getty/3114:
[ 2573.543249]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2573.551893]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2573.561146] 2 locks held by getty/3115:
[ 2573.565085]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2573.573727]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2573.582979] 2 locks held by getty/3116:
[ 2573.586915]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2573.595557]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2573.604812] 2 locks held by getty/3117:
[ 2573.608749]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2573.617397]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2573.626650] 2 locks held by getty/3118:
[ 2573.630587]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2573.639227]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2573.648479] 2 locks held by getty/3119:
[ 2573.652416]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2573.661056]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2573.670309] 2 locks held by getty/28995:
[ 2573.674333]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2573.682976]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2573.692244] 2 locks held by syz-executor7/24837:
[ 2573.696965]  #0:  (&sig->cred_guard_mutex){+.+.}, at: [<00000000ece30b9d>] SYSC_perf_event_open+0x12ca/0x2e00
[ 2573.706997]  #1:  (perf_sched_mutex){+.+.}, at: [<00000000c2b6b09f>] perf_event_alloc+0x2326/0x2b00
[ 2573.716170] 6 locks held by syz-executor1/24838:
[ 2573.720890]  #0:  (&evdev->mutex){+.+.}, at: [<0000000060da5b47>] evdev_write+0x145/0x4b0
[ 2573.729190]  #1:  (&(&dev->event_lock)->rlock){-...}, at: [<000000008ab85c1e>] input_inject_event+0xc9/0x349
[ 2573.739138]  #2:  (rcu_read_lock){....}, at: [<00000000f220a81b>] input_inject_event+0xae/0x349
[ 2573.747953]  #3:  (rcu_read_lock){....}, at: [<000000004a8d1d5a>] input_pass_values.part.5+0x0/0x800
[ 2573.757201]  #4:  (kbd_event_lock){....}, at: [<0000000085a89699>] kbd_event+0x82/0x36d0
[ 2573.765409]  #5:  (tasklist_lock){.+.+}, at: [<0000000041722306>] debug_show_all_locks+0xd3/0x400
[ 2573.774405] 1 lock held by syz-executor3/24834:
[ 2573.779035]  #0:  (&mm->mmap_sem){++++}, at: [<00000000bb12c38a>] vm_mmap_pgoff+0x198/0x280
[ 2573.787508] 
[ 2573.789102] =============================================
[ 2573.789102] 
[ 2573.796088]   task                        PC stack   pid father
[ 2573.802112] init            R  running task    16000     1      0 0x00000000
[ 2573.809275] Call Trace:
[ 2573.811837]  __schedule+0x8eb/0x2060
[ 2573.815530]  ? __sched_text_start+0x8/0x8
[ 2573.819648]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2573.824462]  ? lock_downgrade+0x980/0x980
[ 2573.828586]  ? enqueue_hrtimer+0x171/0x4a0
[ 2573.832791]  ? __remove_hrtimer+0x190/0x190
[ 2573.837086]  ? do_raw_spin_trylock+0x190/0x190
[ 2573.841639]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2573.846715]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2573.851704]  ? trace_hardirqs_on+0xd/0x10
[ 2573.855832]  schedule+0xf5/0x430
[ 2573.859172]  ? __schedule+0x2060/0x2060
[ 2573.863125]  ? add_wait_queue+0x1a9/0x290
[ 2573.867243]  ? lock_downgrade+0x980/0x980
[ 2573.871364]  ? memset+0x31/0x40
[ 2573.874615]  ? __hrtimer_init+0x4e/0x140
[ 2573.878652]  schedule_hrtimeout_range_clock+0x206/0x460
[ 2573.883985]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2573.889064]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2573.893271]  ? add_wait_queue+0x1a9/0x290
[ 2573.897396]  schedule_hrtimeout_range+0x2a/0x40
[ 2573.902039]  poll_schedule_timeout+0x10f/0x1f0
[ 2573.906594]  ? poll_freewait+0x250/0x250
[ 2573.910621]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2573.916477]  ? poll_initwait+0x180/0x180
[ 2573.920517]  do_select+0x11dd/0x1700
[ 2573.924246]  ? select_estimate_accuracy+0x450/0x450
[ 2573.929240]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2573.934413]  ? depot_save_stack+0x12c/0x490
[ 2573.938729]  ? set_fd_set.part.0+0x70/0x70
[ 2573.942951]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2573.948109]  ? check_noncircular+0x20/0x20
[ 2573.952320]  ? find_held_lock+0x35/0x1d0
[ 2573.956360]  ? __might_fault+0x110/0x1d0
[ 2573.960392]  ? lock_downgrade+0x980/0x980
[ 2573.964514]  ? lock_release+0xa40/0xa40
[ 2573.968456]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2573.974313]  ? __check_object_size+0x25d/0x4f0
[ 2573.978875]  ? __might_sleep+0x95/0x190
[ 2573.982828]  ? kasan_check_write+0x14/0x20
[ 2573.987039]  core_sys_select+0x480/0x960
[ 2573.991069]  ? core_sys_select+0x480/0x960
[ 2573.995282]  ? poll_select_set_timeout+0x210/0x210
[ 2574.000190]  ? kvm_clock_get_cycles+0x25/0x30
[ 2574.004668]  ? timespec64_add_safe+0x1bb/0x2c0
[ 2574.009247]  ? poll_select_set_timeout+0x12f/0x210
[ 2574.014146]  ? do_restart_poll+0x2a0/0x2a0
[ 2574.018353]  ? kasan_check_write+0x14/0x20
[ 2574.022566]  SyS_select+0x194/0x230
[ 2574.026604]  ? core_sys_select+0x960/0x960
[ 2574.030810]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2574.035623]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2574.040612]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2574.045348]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2574.050070] RIP: 0033:0x7fe752d3edd3
[ 2574.053748] RSP: 002b:00007ffeb4d8bcc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000017
[ 2574.061425] RAX: ffffffffffffffda RBX: 00007ffeb4d8c210 RCX: 00007fe752d3edd3
[ 2574.068661] RDX: 0000000000000000 RSI: 00007ffeb4d8c020 RDI: 000000000000000b
[ 2574.075897] RBP: 0000000000000000 R08: 00007ffeb4d8c0a0 R09: 0000000000000001
[ 2574.083135] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[ 2574.090373] R13: 00007ffeb4d8c400 R14: 0000000000000000 R15: 0000000000000000
[ 2574.097638] kthreadd        S21792     2      0 0x80000000
[ 2574.103238] Call Trace:
[ 2574.105798]  __schedule+0x8eb/0x2060
[ 2574.109480]  ? put_pid+0x183/0x1f0
[ 2574.113002]  ? __sched_text_start+0x8/0x8
[ 2574.117123]  ? check_noncircular+0x20/0x20
[ 2574.121333]  ? _do_fork+0x2e4/0xfe0
[ 2574.124934]  ? fork_idle+0x2d0/0x2d0
[ 2574.128626]  ? retint_kernel+0x10/0x10
[ 2574.132505]  schedule+0xf5/0x430
[ 2574.135841]  ? lock_downgrade+0x980/0x980
[ 2574.139957]  ? __schedule+0x2060/0x2060
[ 2574.143903]  ? lock_release+0xa40/0xa40
[ 2574.147850]  ? retint_kernel+0x10/0x10
[ 2574.151710]  ? do_raw_spin_trylock+0x190/0x190
[ 2574.156281]  kthreadd+0x6d3/0x830
[ 2574.159713]  ? kthread_create_on_cpu+0x250/0x250
[ 2574.164441]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2574.168913]  ? trace_hardirqs_on+0xd/0x10
[ 2574.173032]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2574.177495]  ? finish_task_switch+0x1d3/0x740
[ 2574.181957]  ? finish_task_switch+0x1aa/0x740
[ 2574.186429]  ? copy_overflow+0x20/0x20
[ 2574.190295]  ? kthread_create_on_cpu+0x250/0x250
[ 2574.195023]  ? kthread_create_on_cpu+0x250/0x250
[ 2574.199752]  ret_from_fork+0x24/0x30
[ 2574.203456] kworker/0:0H    I21480     4      2 0x80000000
[ 2574.209066] Call Trace:
[ 2574.211626]  __schedule+0x8eb/0x2060
[ 2574.215306]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2574.220388]  ? __sched_text_start+0x8/0x8
[ 2574.224506]  ? check_noncircular+0x20/0x20
[ 2574.228713]  ? __wake_up_common_lock+0x1c2/0x310
[ 2574.233525]  ? lock_downgrade+0x980/0x980
[ 2574.237655]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2574.241970]  schedule+0xf5/0x430
[ 2574.245306]  ? lock_downgrade+0x980/0x980
[ 2574.249422]  ? __schedule+0x2060/0x2060
[ 2574.253371]  ? try_to_del_timer_sync+0xe0/0x130
[ 2574.258019]  ? do_raw_spin_trylock+0x190/0x190
[ 2574.262577]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2574.267043]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2574.272038]  worker_thread+0x492/0x1990
[ 2574.276015]  ? process_one_work+0x1b10/0x1b10
[ 2574.280485]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2574.284954]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2574.289939]  ? trace_hardirqs_on+0xd/0x10
[ 2574.294059]  ? finish_task_switch+0x1d3/0x740
[ 2574.298520]  ? finish_task_switch+0x1aa/0x740
[ 2574.302987]  ? copy_overflow+0x20/0x20
[ 2574.306860]  ? __schedule+0x8f3/0x2060
[ 2574.310745]  ? find_held_lock+0x35/0x1d0
[ 2574.314785]  ? find_held_lock+0x35/0x1d0
[ 2574.318827]  ? complete+0x62/0x80
[ 2574.322262]  ? __schedule+0x2060/0x2060
[ 2574.326202]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2574.330490]  ? __lockdep_init_map+0xe4/0x650
[ 2574.334868]  ? do_raw_spin_trylock+0x190/0x190
[ 2574.339420]  ? lockdep_init_map+0x9/0x10
[ 2574.343451]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2574.348525]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2574.353510]  ? trace_hardirqs_on+0xd/0x10
[ 2574.357721]  ? __kthread_parkme+0x175/0x240
[ 2574.362022]  kthread+0x33c/0x400
[ 2574.365359]  ? process_one_work+0x1b10/0x1b10
[ 2574.369822]  ? kthread_stop+0x7a0/0x7a0
[ 2574.373769]  ret_from_fork+0x24/0x30
[ 2574.377474] mm_percpu_wq    I26400     6      2 0x80000000
[ 2574.383083] Call Trace:
[ 2574.385644]  __schedule+0x8eb/0x2060
[ 2574.389339]  ? __sched_text_start+0x8/0x8
[ 2574.393456]  ? check_noncircular+0x20/0x20
[ 2574.397664]  ? find_held_lock+0x35/0x1d0
[ 2574.401705]  ? set_user_nice+0x4fb/0x890
[ 2574.405738]  ? lock_downgrade+0x980/0x980
[ 2574.409878]  schedule+0xf5/0x430
[ 2574.413216]  ? lock_downgrade+0x980/0x980
[ 2574.417335]  ? __schedule+0x2060/0x2060
[ 2574.421283]  ? lock_release+0xa40/0xa40
[ 2574.425226]  ? set_user_nice+0x4fb/0x890
[ 2574.429261]  ? do_raw_spin_trylock+0x190/0x190
[ 2574.433814]  ? resched_curr+0x1a0/0x1a0
[ 2574.437758]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2574.442224]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2574.447215]  rescuer_thread+0xf4b/0x1460
[ 2574.451263]  ? lock_downgrade+0x980/0x980
[ 2574.455384]  ? load_balance+0x34c0/0x34c0
[ 2574.459513]  ? do_raw_spin_trylock+0x190/0x190
[ 2574.464068]  ? worker_thread+0x1990/0x1990
[ 2574.468275]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2574.473263]  ? trace_hardirqs_on+0xd/0x10
[ 2574.477381]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2574.481845]  ? finish_task_switch+0x1d3/0x740
[ 2574.486307]  ? finish_task_switch+0x1aa/0x740
[ 2574.490777]  ? copy_overflow+0x20/0x20
[ 2574.494649]  ? __schedule+0x8f3/0x2060
[ 2574.498515]  ? __sched_text_start+0x8/0x8
[ 2574.502650]  ? find_held_lock+0x35/0x1d0
[ 2574.506697]  ? find_held_lock+0x35/0x1d0
[ 2574.510741]  ? complete+0x62/0x80
[ 2574.514180]  ? __schedule+0x2060/0x2060
[ 2574.518124]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2574.522414]  ? __lockdep_init_map+0xe4/0x650
[ 2574.526795]  ? do_raw_spin_trylock+0x190/0x190
[ 2574.531345]  ? lockdep_init_map+0x9/0x10
[ 2574.535377]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2574.540450]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2574.545437]  ? trace_hardirqs_on+0xd/0x10
[ 2574.549556]  ? __kthread_parkme+0x175/0x240
[ 2574.553853]  kthread+0x33c/0x400
[ 2574.557190]  ? worker_thread+0x1990/0x1990
[ 2574.561392]  ? kthread_stop+0x7a0/0x7a0
[ 2574.565340]  ret_from_fork+0x24/0x30
[ 2574.569047] ksoftirqd/0     S16848     7      2 0x80000000
[ 2574.574647] Call Trace:
[ 2574.577209]  __schedule+0x8eb/0x2060
[ 2574.580903]  ? __sched_text_start+0x8/0x8
[ 2574.585026]  ? rcu_pm_notify+0xc0/0xc0
[ 2574.590231]  ? __local_bh_enable+0x10b/0x130
[ 2574.594871]  ? __do_softirq+0x7a0/0xb85
[ 2574.598826]  ? __irqentry_text_end+0x4/0x4
[ 2574.603042]  schedule+0xf5/0x430
[ 2574.607330]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2574.613591]  ? __schedule+0x2060/0x2060
[ 2574.617548]  ? rcu_note_context_switch+0x710/0x710
[ 2574.622448]  ? run_ksoftirqd+0x55/0x100
[ 2574.626393]  ? takeover_tasklets+0xa40/0xa40
[ 2574.630778]  smpboot_thread_fn+0x66b/0x7c0
[ 2574.634985]  ? sort_range+0x30/0x30
[ 2574.638583]  ? __kthread_parkme+0xcf/0x240
[ 2574.642794]  ? __kthread_parkme+0x175/0x240
[ 2574.647098]  kthread+0x33c/0x400
[ 2574.650435]  ? sort_range+0x30/0x30
[ 2574.654029]  ? kthread_stop+0x7a0/0x7a0
[ 2574.657980]  ret_from_fork+0x24/0x30
[ 2574.661687] rcu_sched       I23456     8      2 0x80000000
[ 2574.667286] Call Trace:
[ 2574.669847]  __schedule+0x8eb/0x2060
[ 2574.673542]  ? __sched_text_start+0x8/0x8
[ 2574.677660]  ? __mod_timer+0x317/0x16e0
[ 2574.681615]  ? trace_event_raw_event_timer_start+0x360/0x360
[ 2574.687383]  ? __debug_object_init+0x235/0x1040
[ 2574.692021]  ? find_held_lock+0x35/0x1d0
[ 2574.696064]  ? debug_object_fixup+0x30/0x30
[ 2574.700358]  ? lock_downgrade+0x980/0x980
[ 2574.704475]  ? rcu_accelerate_cbs+0xc1/0x970
[ 2574.708855]  ? lock_release+0xa40/0xa40
[ 2574.712805]  schedule+0xf5/0x430
[ 2574.716143]  ? do_raw_spin_trylock+0x190/0x190
[ 2574.720699]  ? __schedule+0x2060/0x2060
[ 2574.724645]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2574.729630]  ? trace_hardirqs_on+0xd/0x10
[ 2574.733752]  ? prepare_to_swait+0x18f/0x4f0
[ 2574.738041]  ? __lockdep_init_map+0xe4/0x650
[ 2574.742425]  ? lockdep_init_map+0x9/0x10
[ 2574.746454]  ? init_timer_on_stack_key+0xb7/0xe0
[ 2574.751185]  schedule_timeout+0x118/0x230
[ 2574.755305]  ? usleep_range+0x190/0x190
[ 2574.759253]  ? __next_timer_interrupt+0x150/0x150
[ 2574.764084]  rcu_gp_kthread+0x9e5/0x1930
[ 2574.768113]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2574.773298]  ? force_qs_rnp+0x3a0/0x3a0
[ 2574.777240]  ? perf_trace_lock+0x4f1/0x900
[ 2574.781449]  ? switched_to_fair+0xb0/0xb0
[ 2574.785567]  ? check_noncircular+0x20/0x20
[ 2574.789773]  ? check_noncircular+0x20/0x20
[ 2574.793972]  ? check_noncircular+0x20/0x20
[ 2574.798180]  ? pick_next_entity+0x197/0x400
[ 2574.802479]  ? perf_trace_lock+0x4f2/0x900
[ 2574.806695]  ? finish_task_switch+0x1d3/0x740
[ 2574.811162]  ? lock_downgrade+0x22/0x980
[ 2574.815192]  ? load_balance+0x34c0/0x34c0
[ 2574.819309]  ? check_noncircular+0x20/0x20
[ 2574.823516]  ? lock_release+0xa40/0xa40
[ 2574.827459]  ? compat_start_thread+0x80/0x80
[ 2574.831839]  ? do_raw_spin_trylock+0x190/0x190
[ 2574.836392]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2574.840860]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2574.845848]  ? trace_hardirqs_on+0xd/0x10
[ 2574.849968]  ? finish_task_switch+0x1d3/0x740
[ 2574.854431]  ? finish_task_switch+0x1aa/0x740
[ 2574.858901]  ? copy_overflow+0x20/0x20
[ 2574.862778]  ? __schedule+0x8f3/0x2060
[ 2574.866665]  ? find_held_lock+0x35/0x1d0
[ 2574.870705]  ? find_held_lock+0x35/0x1d0
[ 2574.874748]  ? complete+0x62/0x80
[ 2574.878186]  ? __schedule+0x2060/0x2060
[ 2574.882127]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2574.886420]  ? __lockdep_init_map+0xe4/0x650
[ 2574.890800]  ? do_raw_spin_trylock+0x190/0x190
[ 2574.895360]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2574.900347]  ? trace_hardirqs_on+0xd/0x10
[ 2574.904466]  ? __kthread_parkme+0x175/0x240
[ 2574.908761]  kthread+0x33c/0x400
[ 2574.912097]  ? force_qs_rnp+0x3a0/0x3a0
[ 2574.916037]  ? kthread_stop+0x7a0/0x7a0
[ 2574.919984]  ret_from_fork+0x24/0x30
[ 2574.923688] rcu_bh          I25376     9      2 0x80000000
[ 2574.929288] Call Trace:
[ 2574.931850]  __schedule+0x8eb/0x2060
[ 2574.935531]  ? find_held_lock+0x35/0x1d0
[ 2574.939569]  ? __sched_text_start+0x8/0x8
[ 2574.943944]  ? prepare_to_swait+0x18f/0x4f0
[ 2574.948235]  ? lock_downgrade+0x980/0x980
[ 2574.952358]  ? lock_release+0xa40/0xa40
[ 2574.956299]  ? finish_swait+0x268/0x490
[ 2574.960246]  ? lock_downgrade+0x980/0x980
[ 2574.964366]  ? do_raw_spin_trylock+0x190/0x190
[ 2574.970228]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2574.975744]  ? prepare_to_swait+0x18f/0x4f0
[ 2574.980039]  schedule+0xf5/0x430
[ 2574.983376]  ? lock_downgrade+0x980/0x980
[ 2574.987496]  ? __schedule+0x2060/0x2060
[ 2574.991452]  ? do_raw_spin_trylock+0x190/0x190
[ 2574.996009]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2575.000491]  rcu_gp_kthread+0x123a/0x1930
[ 2575.004607]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2575.009794]  ? force_qs_rnp+0x3a0/0x3a0
[ 2575.013736]  ? perf_trace_lock+0x4f2/0x900
[ 2575.017944]  ? switched_to_fair+0xb0/0xb0
[ 2575.022062]  ? check_noncircular+0x20/0x20
[ 2575.026265]  ? check_noncircular+0x20/0x20
[ 2575.030466]  ? check_noncircular+0x20/0x20
[ 2575.034682]  ? pick_next_entity+0x197/0x400
[ 2575.038980]  ? perf_trace_lock+0x4f2/0x900
[ 2575.043196]  ? finish_task_switch+0x1d3/0x740
[ 2575.047661]  ? lock_downgrade+0x22/0x980
[ 2575.051692]  ? load_balance+0x34c0/0x34c0
[ 2575.055806]  ? check_noncircular+0x20/0x20
[ 2575.060018]  ? lock_release+0xa40/0xa40
[ 2575.063960]  ? compat_start_thread+0x80/0x80
[ 2575.068340]  ? do_raw_spin_trylock+0x190/0x190
[ 2575.072895]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2575.077363]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2575.082349]  ? trace_hardirqs_on+0xd/0x10
[ 2575.086469]  ? finish_task_switch+0x1d3/0x740
[ 2575.090932]  ? finish_task_switch+0x1aa/0x740
[ 2575.095400]  ? copy_overflow+0x20/0x20
[ 2575.099275]  ? __schedule+0x8f3/0x2060
[ 2575.103165]  ? find_held_lock+0x35/0x1d0
[ 2575.107205]  ? find_held_lock+0x35/0x1d0
[ 2575.111247]  ? complete+0x62/0x80
[ 2575.114684]  ? __schedule+0x2060/0x2060
[ 2575.118627]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2575.122917]  ? __lockdep_init_map+0xe4/0x650
[ 2575.127298]  ? do_raw_spin_trylock+0x190/0x190
[ 2575.131858]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2575.136843]  ? trace_hardirqs_on+0xd/0x10
[ 2575.140963]  ? __kthread_parkme+0x175/0x240
[ 2575.145257]  kthread+0x33c/0x400
[ 2575.148594]  ? force_qs_rnp+0x3a0/0x3a0
[ 2575.152534]  ? kthread_stop+0x7a0/0x7a0
[ 2575.156480]  ret_from_fork+0x24/0x30
[ 2575.160189] migration/0     S25368    10      2 0x80000000
[ 2575.165788] Call Trace:
[ 2575.168348]  __schedule+0x8eb/0x2060
[ 2575.172042]  ? __sched_text_start+0x8/0x8
[ 2575.176161]  ? cpu_stopper_thread+0x3b0/0x4d0
[ 2575.180633]  ? find_held_lock+0x35/0x1d0
[ 2575.184677]  ? cpu_stop_should_run+0x108/0x1a0
[ 2575.189231]  ? lock_downgrade+0x980/0x980
[ 2575.193352]  ? lock_release+0xa40/0xa40
[ 2575.197300]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2575.201772]  schedule+0xf5/0x430
[ 2575.205110]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2575.210187]  ? __schedule+0x2060/0x2060
[ 2575.214138]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2575.219125]  ? trace_hardirqs_on+0xd/0x10
[ 2575.223245]  ? cpu_stop_should_run+0x108/0x1a0
[ 2575.227797]  ? reboot_pid_ns+0x160/0x160
[ 2575.231834]  ? smpboot_thread_fn+0x24e/0x7c0
[ 2575.236223]  smpboot_thread_fn+0x66b/0x7c0
[ 2575.240433]  ? sort_range+0x30/0x30
[ 2575.244032]  ? __kthread_parkme+0xcf/0x240
[ 2575.248238]  ? __kthread_parkme+0x175/0x240
[ 2575.252535]  kthread+0x33c/0x400
[ 2575.255871]  ? sort_range+0x30/0x30
[ 2575.259466]  ? kthread_stop+0x7a0/0x7a0
[ 2575.263415]  ret_from_fork+0x24/0x30
[ 2575.267121] watchdog/0      R  running task    27536    11      2 0x80000000
[ 2575.274286] Call Trace:
[ 2575.276845]  __schedule+0x8eb/0x2060
[ 2575.281932]  ? __sched_text_start+0x8/0x8
[ 2575.286831]  ? do_raw_spin_trylock+0x190/0x190
[ 2575.291392]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2575.296468]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2575.301456]  ? trace_hardirqs_on+0xd/0x10
[ 2575.305577]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2575.310403]  ? _sched_setscheduler+0x216/0x360
[ 2575.314963]  schedule+0xf5/0x430
[ 2575.318302]  ? __schedule+0x2060/0x2060
[ 2575.322244]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2575.327314]  ? __kthread_parkme+0xcf/0x240
[ 2575.331523]  ? __lockup_detector_cleanup+0x80/0x80
[ 2575.336428]  ? kvm_sched_clock_read+0x25/0x40
[ 2575.340893]  ? sched_clock+0x31/0x40
[ 2575.344576]  ? sched_clock_cpu+0x1b/0x170
[ 2575.348691]  ? __kthread_parkme+0x175/0x240
[ 2575.352982]  ? __lockup_detector_cleanup+0x80/0x80
[ 2575.357890]  smpboot_thread_fn+0x66b/0x7c0
[ 2575.362098]  ? sort_range+0x30/0x30
[ 2575.365698]  ? __kthread_parkme+0xcf/0x240
[ 2575.369900]  ? __kthread_parkme+0x175/0x240
[ 2575.374198]  kthread+0x33c/0x400
[ 2575.377534]  ? sort_range+0x30/0x30
[ 2575.381129]  ? kthread_stop+0x7a0/0x7a0
[ 2575.385076]  ret_from_fork+0x24/0x30
[ 2575.388781] cpuhp/0         S24352    12      2 0x80000000
[ 2575.394378] Call Trace:
[ 2575.396938]  __schedule+0x8eb/0x2060
[ 2575.400634]  ? __sched_text_start+0x8/0x8
[ 2575.404751]  ? __schedule+0x8f3/0x2060
[ 2575.408624]  ? find_held_lock+0x35/0x1d0
[ 2575.412667]  ? complete+0x62/0x80
[ 2575.416107]  schedule+0xf5/0x430
[ 2575.419445]  ? do_raw_spin_trylock+0x190/0x190
[ 2575.423997]  ? __schedule+0x2060/0x2060
[ 2575.427941]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2575.433021]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2575.438013]  ? trace_hardirqs_on+0xd/0x10
[ 2575.442134]  ? complete+0x62/0x80
[ 2575.445562]  ? cpuhp_thread_fun+0x344/0x7e0
[ 2575.449863]  smpboot_thread_fn+0x66b/0x7c0
[ 2575.454073]  ? sort_range+0x30/0x30
[ 2575.457671]  ? __kthread_parkme+0xcf/0x240
[ 2575.461876]  ? __kthread_parkme+0x175/0x240
[ 2575.466172]  kthread+0x33c/0x400
[ 2575.469506]  ? sort_range+0x30/0x30
[ 2575.473101]  ? kthread_stop+0x7a0/0x7a0
[ 2575.477474]  ret_from_fork+0x24/0x30
[ 2575.481180] cpuhp/1         S24752    13      2 0x80000000
[ 2575.486778] Call Trace:
[ 2575.489339]  __schedule+0x8eb/0x2060
[ 2575.493037]  ? __sched_text_start+0x8/0x8
[ 2575.497156]  ? __schedule+0x8f3/0x2060
[ 2575.501035]  ? find_held_lock+0x35/0x1d0
[ 2575.505077]  ? complete+0x62/0x80
[ 2575.508521]  schedule+0xf5/0x430
[ 2575.511857]  ? do_raw_spin_trylock+0x190/0x190
[ 2575.516407]  ? __schedule+0x2060/0x2060
[ 2575.520349]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2575.525426]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2575.530412]  ? trace_hardirqs_on+0xd/0x10
[ 2575.534531]  ? complete+0x62/0x80
[ 2575.537956]  ? cpuhp_thread_fun+0x344/0x7e0
[ 2575.542524]  smpboot_thread_fn+0x66b/0x7c0
[ 2575.546733]  ? sort_range+0x30/0x30
[ 2575.550334]  ? __kthread_parkme+0xcf/0x240
[ 2575.554537]  ? __kthread_parkme+0x175/0x240
[ 2575.558834]  kthread+0x33c/0x400
[ 2575.562169]  ? sort_range+0x30/0x30
[ 2575.565763]  ? kthread_stop+0x7a0/0x7a0
[ 2575.569708]  ret_from_fork+0x24/0x30
[ 2575.573410] watchdog/1      S27536    14      2 0x80000000
[ 2575.579011] Call Trace:
[ 2575.581576]  __schedule+0x8eb/0x2060
[ 2575.585270]  ? __sched_text_start+0x8/0x8
[ 2575.589391]  ? do_raw_spin_trylock+0x190/0x190
[ 2575.593944]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2575.599028]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2575.604020]  ? trace_hardirqs_on+0xd/0x10
[ 2575.608142]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2575.612969]  ? _sched_setscheduler+0x216/0x360
[ 2575.617529]  schedule+0xf5/0x430
[ 2575.620867]  ? __schedule+0x2060/0x2060
[ 2575.624810]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2575.629880]  ? __kthread_parkme+0xcf/0x240
[ 2575.634092]  ? __lockup_detector_cleanup+0x80/0x80
[ 2575.638994]  ? kvm_sched_clock_read+0x25/0x40
[ 2575.643463]  ? sched_clock+0x31/0x40
[ 2575.647145]  ? sched_clock_cpu+0x1b/0x170
[ 2575.651261]  ? __kthread_parkme+0x175/0x240
[ 2575.655551]  ? __lockup_detector_cleanup+0x80/0x80
[ 2575.660456]  smpboot_thread_fn+0x66b/0x7c0
[ 2575.664671]  ? sort_range+0x30/0x30
[ 2575.668268]  ? __kthread_parkme+0xcf/0x240
[ 2575.672473]  ? __kthread_parkme+0x175/0x240
[ 2575.676771]  kthread+0x33c/0x400
[ 2575.680105]  ? sort_range+0x30/0x30
[ 2575.683701]  ? kthread_stop+0x7a0/0x7a0
[ 2575.687648]  ret_from_fork+0x24/0x30
[ 2575.691352] migration/1     S25368    15      2 0x80000000
[ 2575.696954] Call Trace:
[ 2575.699514]  __schedule+0x8eb/0x2060
[ 2575.703208]  ? __sched_text_start+0x8/0x8
[ 2575.707330]  ? cpu_stopper_thread+0x3b0/0x4d0
[ 2575.711802]  ? find_held_lock+0x35/0x1d0
[ 2575.715844]  ? cpu_stop_should_run+0x108/0x1a0
[ 2575.720403]  ? lock_downgrade+0x980/0x980
[ 2575.724526]  ? lock_release+0xa40/0xa40
[ 2575.728469]  ? trace_hardirqs_on+0xd/0x10
[ 2575.732588]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2575.737058]  schedule+0xf5/0x430
[ 2575.740394]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2575.745469]  ? __schedule+0x2060/0x2060
[ 2575.749410]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2575.754396]  ? trace_hardirqs_on+0xd/0x10
[ 2575.758516]  ? cpu_stop_should_run+0x108/0x1a0
[ 2575.763072]  ? reboot_pid_ns+0x160/0x160
[ 2575.767102]  ? schedule+0xf5/0x430
[ 2575.770613]  ? do_raw_spin_trylock+0x190/0x190
[ 2575.775175]  smpboot_thread_fn+0x66b/0x7c0
[ 2575.779382]  ? sort_range+0x30/0x30
[ 2575.782979]  ? __kthread_parkme+0xcf/0x240
[ 2575.787183]  ? __kthread_parkme+0x175/0x240
[ 2575.791479]  kthread+0x33c/0x400
[ 2575.794813]  ? sort_range+0x30/0x30
[ 2575.798406]  ? kthread_stop+0x7a0/0x7a0
[ 2575.802355]  ret_from_fork+0x24/0x30
[ 2575.806060] ksoftirqd/1     R  running task    14560    16      2 0x80000000
[ 2575.813226] Call Trace:
[ 2575.815788]  __schedule+0x8eb/0x2060
[ 2575.819481]  ? __sched_text_start+0x8/0x8
[ 2575.823597]  ? rcu_pm_notify+0xc0/0xc0
[ 2575.827468]  ? __local_bh_enable+0x10b/0x130
[ 2575.831850]  ? __do_softirq+0x7a0/0xb85
[ 2575.835806]  ? __irqentry_text_end+0x4/0x4
[ 2575.840019]  ? retint_kernel+0x10/0x10
[ 2575.843883]  schedule+0xf5/0x430
[ 2575.847221]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2575.851949]  ? __schedule+0x2060/0x2060
[ 2575.855909]  ? rcu_note_context_switch+0x710/0x710
[ 2575.860808]  ? run_ksoftirqd+0x55/0x100
[ 2575.864755]  ? takeover_tasklets+0xa40/0xa40
[ 2575.869141]  smpboot_thread_fn+0x66b/0x7c0
[ 2575.873349]  ? sort_range+0x30/0x30
[ 2575.876949]  ? __kthread_parkme+0xcf/0x240
[ 2575.881154]  ? __kthread_parkme+0x175/0x240
[ 2575.885449]  kthread+0x33c/0x400
[ 2575.888785]  ? sort_range+0x30/0x30
[ 2575.892377]  ? kthread_stop+0x7a0/0x7a0
[ 2575.896326]  ret_from_fork+0x24/0x30
[ 2575.900039] kworker/1:0H    I21480    18      2 0x80000000
[ 2575.905649] Call Trace:
[ 2575.908209]  __schedule+0x8eb/0x2060
[ 2575.911891]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2575.916975]  ? __sched_text_start+0x8/0x8
[ 2575.921094]  ? check_noncircular+0x20/0x20
[ 2575.925301]  ? __wake_up_common_lock+0x1c2/0x310
[ 2575.930028]  ? lock_downgrade+0x980/0x980
[ 2575.934158]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2575.938473]  schedule+0xf5/0x430
[ 2575.941809]  ? lock_downgrade+0x980/0x980
[ 2575.945926]  ? __schedule+0x2060/0x2060
[ 2575.949878]  ? try_to_del_timer_sync+0xe0/0x130
[ 2575.954521]  ? do_raw_spin_trylock+0x190/0x190
[ 2575.959078]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2575.963548]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2575.968543]  worker_thread+0x492/0x1990
[ 2575.972519]  ? process_one_work+0x1b10/0x1b10
[ 2575.976988]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2575.981458]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2575.986443]  ? trace_hardirqs_on+0xd/0x10
[ 2575.991171]  ? finish_task_switch+0x1d3/0x740
[ 2575.996501]  ? finish_task_switch+0x1aa/0x740
[ 2576.001490]  ? copy_overflow+0x20/0x20
[ 2576.005363]  ? __schedule+0x8f3/0x2060
[ 2576.009251]  ? find_held_lock+0x35/0x1d0
[ 2576.013290]  ? find_held_lock+0x35/0x1d0
[ 2576.017330]  ? complete+0x62/0x80
[ 2576.020765]  ? __schedule+0x2060/0x2060
[ 2576.024707]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2576.028997]  ? __lockdep_init_map+0xe4/0x650
[ 2576.033381]  ? do_raw_spin_trylock+0x190/0x190
[ 2576.037931]  ? lockdep_init_map+0x9/0x10
[ 2576.041962]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2576.047037]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2576.052028]  ? trace_hardirqs_on+0xd/0x10
[ 2576.056145]  ? __kthread_parkme+0x175/0x240
[ 2576.060439]  kthread+0x33c/0x400
[ 2576.063950]  ? process_one_work+0x1b10/0x1b10
[ 2576.069942]  ? kthread_stop+0x7a0/0x7a0
[ 2576.074844]  ret_from_fork+0x24/0x30
[ 2576.079415] kdevtmpfs       S24832    19      2 0x80000000
[ 2576.086228] Call Trace:
[ 2576.088788]  __schedule+0x8eb/0x2060
[ 2576.092481]  ? __sched_text_start+0x8/0x8
[ 2576.096598]  ? check_noncircular+0x20/0x20
[ 2576.100803]  ? handle_remove+0x327/0xb60
[ 2576.104839]  ? dev_mount+0x40/0x40
[ 2576.108384]  schedule+0xf5/0x430
[ 2576.111722]  ? lock_downgrade+0x980/0x980
[ 2576.115839]  ? __schedule+0x2060/0x2060
[ 2576.119782]  ? lock_release+0xa40/0xa40
[ 2576.123727]  ? do_raw_spin_trylock+0x190/0x190
[ 2576.128280]  ? do_raw_spin_trylock+0x190/0x190
[ 2576.132831]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2576.137817]  ? trace_hardirqs_on+0xd/0x10
[ 2576.141943]  devtmpfsd+0x41a/0x4c0
[ 2576.145450]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2576.150525]  ? handle_create+0x760/0x760
[ 2576.154554]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2576.159539]  ? trace_hardirqs_on+0xd/0x10
[ 2576.163658]  ? __kthread_parkme+0x175/0x240
[ 2576.167955]  kthread+0x33c/0x400
[ 2576.171291]  ? handle_create+0x760/0x760
[ 2576.175318]  ? kthread_stop+0x7a0/0x7a0
[ 2576.179264]  ret_from_fork+0x24/0x30
[ 2576.182966] netns           I27688    20      2 0x80000000
[ 2576.188575] Call Trace:
[ 2576.191136]  __schedule+0x8eb/0x2060
[ 2576.194831]  ? __sched_text_start+0x8/0x8
[ 2576.198948]  ? check_noncircular+0x20/0x20
[ 2576.203156]  ? find_held_lock+0x35/0x1d0
[ 2576.207198]  ? set_user_nice+0x4fb/0x890
[ 2576.211232]  ? lock_downgrade+0x980/0x980
[ 2576.215371]  schedule+0xf5/0x430
[ 2576.218711]  ? lock_downgrade+0x980/0x980
[ 2576.222828]  ? __schedule+0x2060/0x2060
[ 2576.226772]  ? lock_release+0xa40/0xa40
[ 2576.230714]  ? set_user_nice+0x4fb/0x890
[ 2576.234749]  ? do_raw_spin_trylock+0x190/0x190
[ 2576.239301]  ? resched_curr+0x1a0/0x1a0
[ 2576.243241]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2576.247709]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2576.252702]  rescuer_thread+0xf4b/0x1460
[ 2576.256749]  ? lock_downgrade+0x980/0x980
[ 2576.260882]  ? do_raw_spin_trylock+0x190/0x190
[ 2576.265437]  ? worker_thread+0x1990/0x1990
[ 2576.269640]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2576.274627]  ? trace_hardirqs_on+0xd/0x10
[ 2576.278742]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2576.283205]  ? finish_task_switch+0x1d3/0x740
[ 2576.287666]  ? finish_task_switch+0x1aa/0x740
[ 2576.292137]  ? copy_overflow+0x20/0x20
[ 2576.296012]  ? __schedule+0x8f3/0x2060
[ 2576.299884]  ? __sched_text_start+0x8/0x8
[ 2576.304026]  ? find_held_lock+0x35/0x1d0
[ 2576.308071]  ? find_held_lock+0x35/0x1d0
[ 2576.312110]  ? complete+0x62/0x80
[ 2576.315544]  ? __schedule+0x2060/0x2060
[ 2576.319489]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2576.323777]  ? __lockdep_init_map+0xe4/0x650
[ 2576.328157]  ? do_raw_spin_trylock+0x190/0x190
[ 2576.332707]  ? lockdep_init_map+0x9/0x10
[ 2576.336738]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2576.341815]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2576.346802]  ? trace_hardirqs_on+0xd/0x10
[ 2576.350922]  ? __kthread_parkme+0x175/0x240
[ 2576.355217]  kthread+0x33c/0x400
[ 2576.358553]  ? worker_thread+0x1990/0x1990
[ 2576.362753]  ? kthread_stop+0x7a0/0x7a0
[ 2576.366702]  ret_from_fork+0x24/0x30
[ 2576.370404] kauditd         S25128    26      2 0x80000000
[ 2576.376004] Call Trace:
[ 2576.378567]  __schedule+0x8eb/0x2060
[ 2576.382261]  ? __sched_text_start+0x8/0x8
[ 2576.386378]  ? do_raw_spin_trylock+0x190/0x190
[ 2576.390932]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2576.396011]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2576.401003]  ? trace_hardirqs_on+0xd/0x10
[ 2576.405128]  ? prepare_to_wait_event+0x1dc/0xba0
[ 2576.409859]  ? prepare_to_wait_exclusive+0x530/0x530
[ 2576.414932]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2576.420010]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2576.425010]  schedule+0xf5/0x430
[ 2576.428354]  ? __schedule+0x2060/0x2060
[ 2576.432306]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2576.438159]  ? trace_hardirqs_on+0xd/0x10
[ 2576.442282]  ? dl_cpu_busy+0x370/0x370
[ 2576.446145]  ? __might_sleep+0x95/0x190
[ 2576.450096]  kauditd_thread+0x4f1/0x970
[ 2576.454050]  ? auditd_reset+0x1e0/0x1e0
[ 2576.457997]  ? schedule+0xf5/0x430
[ 2576.461515]  ? __schedule+0x2060/0x2060
[ 2576.465457]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2576.469747]  ? __lockdep_init_map+0xe4/0x650
[ 2576.474127]  ? do_raw_spin_trylock+0x190/0x190
[ 2576.478679]  ? lockdep_init_map+0x9/0x10
[ 2576.482710]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2576.487790]  ? prepare_to_wait+0x4d0/0x4d0
[ 2576.491995]  ? trace_hardirqs_on+0xd/0x10
[ 2576.496114]  ? __kthread_parkme+0x175/0x240
[ 2576.500411]  kthread+0x33c/0x400
[ 2576.503746]  ? auditd_reset+0x1e0/0x1e0
[ 2576.507688]  ? kthread_stop+0x7a0/0x7a0
[ 2576.511636]  ret_from_fork+0x24/0x30
[ 2576.515341] khungtaskd      S26480   675      2 0x80000000
[ 2576.520939] Call Trace:
[ 2576.523501]  __schedule+0x8eb/0x2060
[ 2576.527195]  ? __sched_text_start+0x8/0x8
[ 2576.531314]  ? __mod_timer+0x317/0x16e0
[ 2576.535267]  ? trace_event_raw_event_timer_start+0x360/0x360
[ 2576.541037]  ? __debug_object_init+0x235/0x1040
[ 2576.545674]  ? perf_trace_lock+0xd6/0x900
[ 2576.549803]  ? debug_object_fixup+0x30/0x30
[ 2576.554092]  ? trace_event_raw_event_lock+0x340/0x340
[ 2576.559249]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2576.564238]  ? check_noncircular+0x20/0x20
[ 2576.568452]  schedule+0xf5/0x430
[ 2576.571792]  ? __schedule+0x2060/0x2060
[ 2576.575741]  ? debug_object_free+0x2f1/0x5a0
[ 2576.580125]  ? __lockdep_init_map+0xe4/0x650
[ 2576.584507]  ? lockdep_init_map+0x9/0x10
[ 2576.588538]  ? init_timer_on_stack_key+0xb7/0xe0
[ 2576.593267]  schedule_timeout+0x118/0x230
[ 2576.597385]  ? usleep_range+0x190/0x190
[ 2576.601331]  ? __next_timer_interrupt+0x150/0x150
[ 2576.606162]  schedule_timeout_interruptible+0x75/0x90
[ 2576.611323]  watchdog+0x14b/0xd60
[ 2576.614760]  ? reset_hung_task_detector+0xa0/0xa0
[ 2576.619571]  ? complete+0x62/0x80
[ 2576.623010]  ? __schedule+0x2060/0x2060
[ 2576.626955]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2576.631245]  ? __lockdep_init_map+0xe4/0x650
[ 2576.635626]  ? do_raw_spin_trylock+0x190/0x190
[ 2576.640178]  ? lockdep_init_map+0x9/0x10
[ 2576.644213]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2576.649291]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2576.654278]  ? trace_hardirqs_on+0xd/0x10
[ 2576.658395]  ? __kthread_parkme+0x175/0x240
[ 2576.662694]  kthread+0x33c/0x400
[ 2576.666030]  ? reset_hung_task_detector+0xa0/0xa0
[ 2576.670841]  ? kthread_stop+0x7a0/0x7a0
[ 2576.674789]  ret_from_fork+0x24/0x30
[ 2576.679104] oom_reaper      S27808   676      2 0x80000000
[ 2576.685222] Call Trace:
[ 2576.687784]  __schedule+0x8eb/0x2060
[ 2576.691479]  ? __sched_text_start+0x8/0x8
[ 2576.695595]  ? do_raw_spin_trylock+0x190/0x190
[ 2576.700144]  ? copy_overflow+0x20/0x20
[ 2576.704004]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2576.709082]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2576.715198]  ? trace_hardirqs_on+0xd/0x10
[ 2576.719494]  ? prepare_to_wait_event+0x1dc/0xba0
[ 2576.724227]  ? prepare_to_wait_exclusive+0x530/0x530
[ 2576.729299]  ? __sched_text_start+0x8/0x8
[ 2576.733422]  ? find_held_lock+0x35/0x1d0
[ 2576.737459]  schedule+0xf5/0x430
[ 2576.740797]  ? __schedule+0x2060/0x2060
[ 2576.744750]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2576.750609]  ? dl_cpu_busy+0x370/0x370
[ 2576.754469]  ? __might_sleep+0x95/0x190
[ 2576.758421]  oom_reaper+0x2a9/0x440
[ 2576.762018]  ? __schedule+0x2060/0x2060
[ 2576.765960]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2576.770254]  ? __oom_reap_task_mm+0x1260/0x1260
[ 2576.774891]  ? do_raw_spin_trylock+0x190/0x190
[ 2576.779444]  ? lockdep_init_map+0x9/0x10
[ 2576.783476]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2576.788549]  ? prepare_to_wait+0x4d0/0x4d0
[ 2576.792754]  ? trace_hardirqs_on+0xd/0x10
[ 2576.796869]  ? __kthread_parkme+0x175/0x240
[ 2576.801166]  kthread+0x33c/0x400
[ 2576.804502]  ? __oom_reap_task_mm+0x1260/0x1260
[ 2576.809137]  ? kthread_stop+0x7a0/0x7a0
[ 2576.813085]  ret_from_fork+0x24/0x30
[ 2576.816789] writeback       I14576   677      2 0x80000000
[ 2576.822395] Call Trace:
[ 2576.824957]  __schedule+0x8eb/0x2060
[ 2576.828650]  ? __sched_text_start+0x8/0x8
[ 2576.832768]  ? check_noncircular+0x20/0x20
[ 2576.836969]  ? __mutex_unlock_slowpath+0xe9/0xac0
[ 2576.841787]  ? wait_for_completion+0x770/0x770
[ 2576.846341]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2576.851415]  ? wait_for_completion+0x770/0x770
[ 2576.855968]  ? trace_hardirqs_on+0xd/0x10
[ 2576.860110]  schedule+0xf5/0x430
[ 2576.863448]  ? lock_downgrade+0x980/0x980
[ 2576.867568]  ? __schedule+0x2060/0x2060
[ 2576.871512]  ? lock_release+0xa40/0xa40
[ 2576.875460]  ? worker_attach_to_pool+0x330/0x330
[ 2576.880189]  ? do_raw_spin_trylock+0x190/0x190
[ 2576.884742]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2576.889209]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2576.894200]  rescuer_thread+0xf4b/0x1460
[ 2576.898275]  ? worker_thread+0x1990/0x1990
[ 2576.902479]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2576.907466]  ? trace_hardirqs_on+0xd/0x10
[ 2576.911584]  ? finish_task_switch+0x1d3/0x740
[ 2576.916045]  ? finish_task_switch+0x1aa/0x740
[ 2576.920514]  ? copy_overflow+0x20/0x20
[ 2576.924387]  ? __schedule+0x8f3/0x2060
[ 2576.928275]  ? find_held_lock+0x35/0x1d0
[ 2576.932316]  ? find_held_lock+0x35/0x1d0
[ 2576.936360]  ? complete+0x62/0x80
[ 2576.939795]  ? __schedule+0x2060/0x2060
[ 2576.943738]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2576.948030]  ? __lockdep_init_map+0xe4/0x650
[ 2576.952409]  ? do_raw_spin_trylock+0x190/0x190
[ 2576.956962]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2576.962038]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2576.967027]  ? trace_hardirqs_on+0xd/0x10
[ 2576.971143]  ? __kthread_parkme+0x175/0x240
[ 2576.975439]  kthread+0x33c/0x400
[ 2576.978773]  ? worker_thread+0x1990/0x1990
[ 2576.982973]  ? kthread_stop+0x7a0/0x7a0
[ 2576.986921]  ret_from_fork+0x24/0x30
[ 2576.990624] kcompactd0      S27376   679      2 0x80000000
[ 2576.996222] Call Trace:
[ 2576.998783]  __schedule+0x8eb/0x2060
[ 2577.002477]  ? __sched_text_start+0x8/0x8
[ 2577.006594]  ? do_raw_spin_trylock+0x190/0x190
[ 2577.011150]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2577.016226]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2577.021213]  ? trace_hardirqs_on+0xd/0x10
[ 2577.025333]  ? prepare_to_wait_event+0x1dc/0xba0
[ 2577.030063]  ? prepare_to_wait_exclusive+0x530/0x530
[ 2577.035152]  schedule+0xf5/0x430
[ 2577.038498]  ? __schedule+0x2060/0x2060
[ 2577.042448]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2577.048306]  ? dl_cpu_busy+0x370/0x370
[ 2577.052170]  ? __might_sleep+0x95/0x190
[ 2577.056120]  kcompactd+0x4f1/0x790
[ 2577.059639]  ? kcompactd_do_work+0x1060/0x1060
[ 2577.064193]  ? schedule+0xf5/0x430
[ 2577.067709]  ? __schedule+0x2060/0x2060
[ 2577.071650]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2577.075938]  ? __lockdep_init_map+0xe4/0x650
[ 2577.080316]  ? do_raw_spin_trylock+0x190/0x190
[ 2577.084866]  ? lockdep_init_map+0x9/0x10
[ 2577.088895]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2577.093970]  ? prepare_to_wait+0x4d0/0x4d0
[ 2577.098179]  ? trace_hardirqs_on+0xd/0x10
[ 2577.102560]  ? __kthread_parkme+0x175/0x240
[ 2577.106855]  kthread+0x33c/0x400
[ 2577.110190]  ? kcompactd_do_work+0x1060/0x1060
[ 2577.114739]  ? kthread_stop+0x7a0/0x7a0
[ 2577.118688]  ret_from_fork+0x24/0x30
[ 2577.122393] ksmd            S27456   680      2 0x80000000
[ 2577.127994] Call Trace:
[ 2577.130558]  __schedule+0x8eb/0x2060
[ 2577.134253]  ? __sched_text_start+0x8/0x8
[ 2577.138372]  ? do_raw_spin_trylock+0x190/0x190
[ 2577.142928]  ? retint_kernel+0x10/0x10
[ 2577.146790]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2577.151779]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2577.156512]  ? retint_kernel+0x10/0x10
[ 2577.160389]  schedule+0xf5/0x430
[ 2577.163728]  ? __schedule+0x2060/0x2060
[ 2577.167671]  ? trace_hardirqs_on+0xd/0x10
[ 2577.171797]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2577.177659]  ? rcu_note_context_switch+0x710/0x710
[ 2577.182554]  ? dl_cpu_busy+0x370/0x370
[ 2577.186418]  ? __might_sleep+0x95/0x190
[ 2577.190370]  ksm_scan_thread+0x346/0x570
[ 2577.194406]  ? ksm_do_scan+0x6f10/0x6f10
[ 2577.198437]  ? __schedule+0x2060/0x2060
[ 2577.202379]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2577.206669]  ? __lockdep_init_map+0xe4/0x650
[ 2577.211048]  ? do_raw_spin_trylock+0x190/0x190
[ 2577.216468]  ? lockdep_init_map+0x9/0x10
[ 2577.221978]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2577.228270]  ? prepare_to_wait+0x4d0/0x4d0
[ 2577.233949]  ? trace_hardirqs_on+0xd/0x10
[ 2577.239284]  ? __kthread_parkme+0x175/0x240
[ 2577.244969]  kthread+0x33c/0x400
[ 2577.249347]  ? ksm_do_scan+0x6f10/0x6f10
[ 2577.254763]  ? kthread_stop+0x7a0/0x7a0
[ 2577.259927]  ret_from_fork+0x24/0x30
[ 2577.264413] khugepaged      S22864   681      2 0x80000000
[ 2577.271920] Call Trace:
[ 2577.275087]  __schedule+0x8eb/0x2060
[ 2577.280350]  ? __sched_text_start+0x8/0x8
[ 2577.285768]  ? __mod_timer+0x317/0x16e0
[ 2577.291112]  ? trace_event_raw_event_timer_start+0x360/0x360
[ 2577.298269]  ? __debug_object_init+0x235/0x1040
[ 2577.304397]  ? debug_object_fixup+0x30/0x30
[ 2577.310168]  ? do_raw_spin_trylock+0x190/0x190
[ 2577.315944]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2577.322735]  schedule+0xf5/0x430
[ 2577.326940]  ? prepare_to_wait_event+0x1dc/0xba0
[ 2577.333239]  ? __schedule+0x2060/0x2060
[ 2577.338228]  ? prepare_to_wait_exclusive+0x530/0x530
[ 2577.344948]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2577.351944]  ? __lockdep_init_map+0xe4/0x650
[ 2577.356851]  ? lockdep_init_map+0x9/0x10
[ 2577.360880]  ? init_timer_on_stack_key+0xb7/0xe0
[ 2577.365610]  schedule_timeout+0x118/0x230
[ 2577.369729]  ? usleep_range+0x190/0x190
[ 2577.373670]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2577.379527]  ? __next_timer_interrupt+0x150/0x150
[ 2577.384347]  ? __might_sleep+0x95/0x190
[ 2577.388297]  khugepaged_wait_work+0x5d0/0x7c0
[ 2577.392770]  ? trace_event_raw_event_mm_collapse_huge_page_isolate+0x300/0x300
[ 2577.400103]  ? check_noncircular+0x20/0x20
[ 2577.404311]  ? sighand_ctor+0x50/0x50
[ 2577.408082]  ? do_raw_spin_trylock+0x190/0x190
[ 2577.412636]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2577.417710]  ? check_noncircular+0x20/0x20
[ 2577.421920]  ? lock_acquire+0x1d5/0x580
[ 2577.425869]  ? find_held_lock+0x35/0x1d0
[ 2577.429913]  ? khugepaged+0xec4/0x1400
[ 2577.433773]  ? lock_downgrade+0x980/0x980
[ 2577.437888]  ? __lock_is_held+0xb6/0x140
[ 2577.441923]  ? prepare_to_wait+0x4d0/0x4d0
[ 2577.446141]  ? do_raw_spin_trylock+0x190/0x190
[ 2577.450693]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2577.456546]  ? vmacache_update+0x74/0x130
[ 2577.460678]  khugepaged+0x5c7/0x1400
[ 2577.464386]  ? khugepaged_scan_pmd+0x1370/0x1370
[ 2577.469109]  ? finish_task_switch+0x1d3/0x740
[ 2577.473571]  ? finish_task_switch+0x1aa/0x740
[ 2577.478510]  ? __sched_text_start+0x8/0x8
[ 2577.482645]  ? find_held_lock+0x35/0x1d0
[ 2577.486686]  ? find_held_lock+0x35/0x1d0
[ 2577.490730]  ? complete+0x62/0x80
[ 2577.494158]  ? schedule+0xf5/0x430
[ 2577.497671]  ? __schedule+0x2060/0x2060
[ 2577.501611]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2577.505902]  ? __lockdep_init_map+0xe4/0x650
[ 2577.510283]  ? do_raw_spin_trylock+0x190/0x190
[ 2577.514835]  ? lockdep_init_map+0x9/0x10
[ 2577.518864]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2577.523941]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2577.528927]  ? trace_hardirqs_on+0xd/0x10
[ 2577.533047]  ? __kthread_parkme+0x175/0x240
[ 2577.537344]  kthread+0x33c/0x400
[ 2577.540682]  ? khugepaged_scan_pmd+0x1370/0x1370
[ 2577.545404]  ? kthread_stop+0x7a0/0x7a0
[ 2577.549349]  ret_from_fork+0x24/0x30
[ 2577.553058] crypto          I27688   682      2 0x80000000
[ 2577.558669] Call Trace:
[ 2577.561228]  __schedule+0x8eb/0x2060
[ 2577.564924]  ? __sched_text_start+0x8/0x8
[ 2577.569042]  ? check_noncircular+0x20/0x20
[ 2577.573251]  ? find_held_lock+0x35/0x1d0
[ 2577.577295]  ? set_user_nice+0x4fb/0x890
[ 2577.581328]  ? lock_downgrade+0x980/0x980
[ 2577.585472]  schedule+0xf5/0x430
[ 2577.588808]  ? lock_downgrade+0x980/0x980
[ 2577.592925]  ? __schedule+0x2060/0x2060
[ 2577.596871]  ? lock_release+0xa40/0xa40
[ 2577.600814]  ? set_user_nice+0x4fb/0x890
[ 2577.604848]  ? do_raw_spin_trylock+0x190/0x190
[ 2577.609398]  ? resched_curr+0x1a0/0x1a0
[ 2577.613340]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2577.617809]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2577.622802]  rescuer_thread+0xf4b/0x1460
[ 2577.626849]  ? lock_downgrade+0x980/0x980
[ 2577.630981]  ? do_raw_spin_trylock+0x190/0x190
[ 2577.635539]  ? worker_thread+0x1990/0x1990
[ 2577.639745]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2577.644733]  ? trace_hardirqs_on+0xd/0x10
[ 2577.648848]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2577.653311]  ? finish_task_switch+0x1d3/0x740
[ 2577.657771]  ? finish_task_switch+0x1aa/0x740
[ 2577.662241]  ? copy_overflow+0x20/0x20
[ 2577.666114]  ? __schedule+0x8f3/0x2060
[ 2577.669981]  ? __sched_text_start+0x8/0x8
[ 2577.674114]  ? find_held_lock+0x35/0x1d0
[ 2577.678157]  ? find_held_lock+0x35/0x1d0
[ 2577.682200]  ? complete+0x62/0x80
[ 2577.685634]  ? __schedule+0x2060/0x2060
[ 2577.689574]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2577.693862]  ? __lockdep_init_map+0xe4/0x650
[ 2577.698244]  ? do_raw_spin_trylock+0x190/0x190
[ 2577.702794]  ? lockdep_init_map+0x9/0x10
[ 2577.706824]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2577.711897]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2577.716882]  ? trace_hardirqs_on+0xd/0x10
[ 2577.720998]  ? __kthread_parkme+0x175/0x240
[ 2577.725300]  kthread+0x33c/0x400
[ 2577.728634]  ? worker_thread+0x1990/0x1990
[ 2577.732835]  ? kthread_stop+0x7a0/0x7a0
[ 2577.736783]  ret_from_fork+0x24/0x30
[ 2577.740486] kintegrityd     I27688   683      2 0x80000000
[ 2577.746097] Call Trace:
[ 2577.748658]  __schedule+0x8eb/0x2060
[ 2577.752351]  ? __sched_text_start+0x8/0x8
[ 2577.756470]  ? check_noncircular+0x20/0x20
[ 2577.760676]  ? find_held_lock+0x35/0x1d0
[ 2577.764716]  ? set_user_nice+0x4fb/0x890
[ 2577.768747]  ? lock_downgrade+0x980/0x980
[ 2577.772888]  schedule+0xf5/0x430
[ 2577.776223]  ? lock_downgrade+0x980/0x980
[ 2577.780340]  ? __schedule+0x2060/0x2060
[ 2577.784285]  ? lock_release+0xa40/0xa40
[ 2577.788230]  ? set_user_nice+0x4fb/0x890
[ 2577.792266]  ? do_raw_spin_trylock+0x190/0x190
[ 2577.796816]  ? resched_curr+0x1a0/0x1a0
[ 2577.800757]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2577.805226]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2577.810218]  rescuer_thread+0xf4b/0x1460
[ 2577.814268]  ? lock_downgrade+0x980/0x980
[ 2577.818401]  ? do_raw_spin_trylock+0x190/0x190
[ 2577.822955]  ? worker_thread+0x1990/0x1990
[ 2577.827161]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2577.832147]  ? trace_hardirqs_on+0xd/0x10
[ 2577.836264]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2577.840727]  ? finish_task_switch+0x1d3/0x740
[ 2577.845189]  ? finish_task_switch+0x1aa/0x740
[ 2577.849657]  ? copy_overflow+0x20/0x20
[ 2577.853532]  ? __schedule+0x8f3/0x2060
[ 2577.857399]  ? __sched_text_start+0x8/0x8
[ 2577.861536]  ? find_held_lock+0x35/0x1d0
[ 2577.865575]  ? find_held_lock+0x35/0x1d0
[ 2577.869619]  ? complete+0x62/0x80
[ 2577.873055]  ? __schedule+0x2060/0x2060
[ 2577.876998]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2577.881293]  ? __lockdep_init_map+0xe4/0x650
[ 2577.885672]  ? do_raw_spin_trylock+0x190/0x190
[ 2577.890224]  ? lockdep_init_map+0x9/0x10
[ 2577.894253]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2577.899327]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2577.904314]  ? trace_hardirqs_on+0xd/0x10
[ 2577.908431]  ? __kthread_parkme+0x175/0x240
[ 2577.912727]  kthread+0x33c/0x400
[ 2577.916066]  ? worker_thread+0x1990/0x1990
[ 2577.920267]  ? kthread_stop+0x7a0/0x7a0
[ 2577.924215]  ret_from_fork+0x24/0x30
[ 2577.927921] kblockd         I27688   685      2 0x80000000
[ 2577.933530] Call Trace:
[ 2577.936093]  __schedule+0x8eb/0x2060
[ 2577.939787]  ? __sched_text_start+0x8/0x8
[ 2577.943903]  ? check_noncircular+0x20/0x20
[ 2577.948112]  ? find_held_lock+0x35/0x1d0
[ 2577.952153]  ? set_user_nice+0x4fb/0x890
[ 2577.956187]  ? lock_downgrade+0x980/0x980
[ 2577.960326]  schedule+0xf5/0x430
[ 2577.963664]  ? lock_downgrade+0x980/0x980
[ 2577.967781]  ? __schedule+0x2060/0x2060
[ 2577.971726]  ? lock_release+0xa40/0xa40
[ 2577.975668]  ? set_user_nice+0x4fb/0x890
[ 2577.979701]  ? do_raw_spin_trylock+0x190/0x190
[ 2577.984254]  ? resched_curr+0x1a0/0x1a0
[ 2577.988195]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2577.992663]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2577.997655]  rescuer_thread+0xf4b/0x1460
[ 2578.001702]  ? lock_downgrade+0x980/0x980
[ 2578.005834]  ? do_raw_spin_trylock+0x190/0x190
[ 2578.010389]  ? worker_thread+0x1990/0x1990
[ 2578.014599]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2578.019585]  ? trace_hardirqs_on+0xd/0x10
[ 2578.023703]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2578.028168]  ? finish_task_switch+0x1d3/0x740
[ 2578.032632]  ? finish_task_switch+0x1aa/0x740
[ 2578.037102]  ? copy_overflow+0x20/0x20
[ 2578.040973]  ? __schedule+0x8f3/0x2060
[ 2578.044841]  ? __sched_text_start+0x8/0x8
[ 2578.048977]  ? find_held_lock+0x35/0x1d0
[ 2578.053024]  ? find_held_lock+0x35/0x1d0
[ 2578.057068]  ? complete+0x62/0x80
[ 2578.060504]  ? __schedule+0x2060/0x2060
[ 2578.064446]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2578.068737]  ? __lockdep_init_map+0xe4/0x650
[ 2578.073117]  ? do_raw_spin_trylock+0x190/0x190
[ 2578.077669]  ? lockdep_init_map+0x9/0x10
[ 2578.081699]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2578.086772]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2578.091758]  ? trace_hardirqs_on+0xd/0x10
[ 2578.095876]  ? __kthread_parkme+0x175/0x240
[ 2578.100173]  kthread+0x33c/0x400
[ 2578.103509]  ? worker_thread+0x1990/0x1990
[ 2578.107710]  ? kthread_stop+0x7a0/0x7a0
[ 2578.111656]  ret_from_fork+0x24/0x30
[ 2578.115361] ata_sff         I25552   763      2 0x80000000
[ 2578.120972] Call Trace:
[ 2578.123532]  __schedule+0x8eb/0x2060
[ 2578.127225]  ? __sched_text_start+0x8/0x8
[ 2578.131342]  ? check_noncircular+0x20/0x20
[ 2578.135550]  ? find_held_lock+0x35/0x1d0
[ 2578.139597]  ? set_user_nice+0x4fb/0x890
[ 2578.143630]  ? lock_downgrade+0x980/0x980
[ 2578.147771]  schedule+0xf5/0x430
[ 2578.151107]  ? lock_downgrade+0x980/0x980
[ 2578.155225]  ? __schedule+0x2060/0x2060
[ 2578.159170]  ? lock_release+0xa40/0xa40
[ 2578.163113]  ? set_user_nice+0x4fb/0x890
[ 2578.167147]  ? do_raw_spin_trylock+0x190/0x190
[ 2578.171696]  ? resched_curr+0x1a0/0x1a0
[ 2578.175638]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2578.180107]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2578.185099]  rescuer_thread+0xf4b/0x1460
[ 2578.189146]  ? lock_downgrade+0x980/0x980
[ 2578.193264]  ? load_balance+0x34c0/0x34c0
[ 2578.197392]  ? do_raw_spin_trylock+0x190/0x190
[ 2578.201947]  ? worker_thread+0x1990/0x1990
[ 2578.206155]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2578.211142]  ? trace_hardirqs_on+0xd/0x10
[ 2578.215259]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2578.219730]  ? finish_task_switch+0x1d3/0x740
[ 2578.224192]  ? finish_task_switch+0x1aa/0x740
[ 2578.228662]  ? copy_overflow+0x20/0x20
[ 2578.232534]  ? __schedule+0x8f3/0x2060
[ 2578.236403]  ? __sched_text_start+0x8/0x8
[ 2578.240523]  ? find_held_lock+0x35/0x1d0
[ 2578.244564]  ? find_held_lock+0x35/0x1d0
[ 2578.248607]  ? find_held_lock+0x35/0x1d0
[ 2578.252648]  ? complete+0x62/0x80
[ 2578.256082]  ? __schedule+0x2060/0x2060
[ 2578.260027]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2578.264316]  ? __lockdep_init_map+0xe4/0x650
[ 2578.268695]  ? do_raw_spin_trylock+0x190/0x190
[ 2578.273245]  ? lockdep_init_map+0x9/0x10
[ 2578.277274]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2578.282349]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2578.287335]  ? trace_hardirqs_on+0xd/0x10
[ 2578.291451]  ? __kthread_parkme+0x175/0x240
[ 2578.295748]  kthread+0x33c/0x400
[ 2578.299085]  ? worker_thread+0x1990/0x1990
[ 2578.303287]  ? kthread_stop+0x7a0/0x7a0
[ 2578.307234]  ret_from_fork+0x24/0x30
[ 2578.310946] md              I27688   784      2 0x80000000
[ 2578.316553] Call Trace:
[ 2578.319114]  __schedule+0x8eb/0x2060
[ 2578.322810]  ? __sched_text_start+0x8/0x8
[ 2578.326930]  ? check_noncircular+0x20/0x20
[ 2578.331136]  ? find_held_lock+0x35/0x1d0
[ 2578.335178]  ? set_user_nice+0x4fb/0x890
[ 2578.339210]  ? lock_downgrade+0x980/0x980
[ 2578.343352]  schedule+0xf5/0x430
[ 2578.346688]  ? lock_downgrade+0x980/0x980
[ 2578.350806]  ? __schedule+0x2060/0x2060
[ 2578.354750]  ? lock_release+0xa40/0xa40
[ 2578.358696]  ? set_user_nice+0x4fb/0x890
[ 2578.362733]  ? do_raw_spin_trylock+0x190/0x190
[ 2578.367286]  ? resched_curr+0x1a0/0x1a0
[ 2578.371228]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2578.375696]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2578.380688]  rescuer_thread+0xf4b/0x1460
[ 2578.384738]  ? lock_downgrade+0x980/0x980
[ 2578.388875]  ? do_raw_spin_trylock+0x190/0x190
[ 2578.393429]  ? worker_thread+0x1990/0x1990
[ 2578.397635]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2578.402623]  ? trace_hardirqs_on+0xd/0x10
[ 2578.406737]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2578.411202]  ? finish_task_switch+0x1d3/0x740
[ 2578.415665]  ? finish_task_switch+0x1aa/0x740
[ 2578.420138]  ? copy_overflow+0x20/0x20
[ 2578.424014]  ? __schedule+0x8f3/0x2060
[ 2578.427885]  ? __sched_text_start+0x8/0x8
[ 2578.432009]  ? find_held_lock+0x35/0x1d0
[ 2578.436053]  ? find_held_lock+0x35/0x1d0
[ 2578.440093]  ? find_held_lock+0x35/0x1d0
[ 2578.444136]  ? complete+0x62/0x80
[ 2578.447570]  ? __schedule+0x2060/0x2060
[ 2578.451513]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2578.455804]  ? __lockdep_init_map+0xe4/0x650
[ 2578.460185]  ? do_raw_spin_trylock+0x190/0x190
[ 2578.464736]  ? lockdep_init_map+0x9/0x10
[ 2578.468764]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2578.473838]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2578.478825]  ? trace_hardirqs_on+0xd/0x10
[ 2578.482943]  ? __kthread_parkme+0x175/0x240
[ 2578.487238]  kthread+0x33c/0x400
[ 2578.490573]  ? worker_thread+0x1990/0x1990
[ 2578.494777]  ? kthread_stop+0x7a0/0x7a0
[ 2578.498724]  ret_from_fork+0x24/0x30
[ 2578.502431] edac-poller     I27688   787      2 0x80000000
[ 2578.508038] Call Trace:
[ 2578.510597]  __schedule+0x8eb/0x2060
[ 2578.514292]  ? __sched_text_start+0x8/0x8
[ 2578.518412]  ? check_noncircular+0x20/0x20
[ 2578.522621]  ? find_held_lock+0x35/0x1d0
[ 2578.526663]  ? set_user_nice+0x4fb/0x890
[ 2578.530696]  ? lock_downgrade+0x980/0x980
[ 2578.534834]  schedule+0xf5/0x430
[ 2578.538169]  ? lock_downgrade+0x980/0x980
[ 2578.542287]  ? __schedule+0x2060/0x2060
[ 2578.546231]  ? lock_release+0xa40/0xa40
[ 2578.550173]  ? set_user_nice+0x4fb/0x890
[ 2578.554210]  ? do_raw_spin_trylock+0x190/0x190
[ 2578.558760]  ? resched_curr+0x1a0/0x1a0
[ 2578.562704]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2578.567171]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2578.572164]  rescuer_thread+0xf4b/0x1460
[ 2578.576214]  ? lock_downgrade+0x980/0x980
[ 2578.580333]  ? load_balance+0x34c0/0x34c0
[ 2578.584462]  ? do_raw_spin_trylock+0x190/0x190
[ 2578.589024]  ? worker_thread+0x1990/0x1990
[ 2578.593229]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2578.598215]  ? trace_hardirqs_on+0xd/0x10
[ 2578.602332]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2578.606805]  ? finish_task_switch+0x1d3/0x740
[ 2578.611268]  ? finish_task_switch+0x1aa/0x740
[ 2578.615740]  ? copy_overflow+0x20/0x20
[ 2578.619611]  ? __schedule+0x8f3/0x2060
[ 2578.623477]  ? __sched_text_start+0x8/0x8
[ 2578.627609]  ? find_held_lock+0x35/0x1d0
[ 2578.631649]  ? find_held_lock+0x35/0x1d0
[ 2578.635691]  ? complete+0x62/0x80
[ 2578.639125]  ? __schedule+0x2060/0x2060
[ 2578.643073]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2578.647365]  ? __lockdep_init_map+0xe4/0x650
[ 2578.651744]  ? do_raw_spin_trylock+0x190/0x190
[ 2578.656295]  ? lockdep_init_map+0x9/0x10
[ 2578.660326]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2578.665401]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2578.670387]  ? trace_hardirqs_on+0xd/0x10
[ 2578.674506]  ? __kthread_parkme+0x175/0x240
[ 2578.678800]  kthread+0x33c/0x400
[ 2578.682136]  ? worker_thread+0x1990/0x1990
[ 2578.686336]  ? kthread_stop+0x7a0/0x7a0
[ 2578.690285]  ret_from_fork+0x24/0x30
[ 2578.693991] rpciod          I26400   892      2 0x80000000
[ 2578.699605] Call Trace:
[ 2578.702166]  __schedule+0x8eb/0x2060
[ 2578.705863]  ? __sched_text_start+0x8/0x8
[ 2578.709985]  ? check_noncircular+0x20/0x20
[ 2578.714194]  ? find_held_lock+0x35/0x1d0
[ 2578.718234]  ? set_user_nice+0x4fb/0x890
[ 2578.722267]  ? lock_downgrade+0x980/0x980
[ 2578.726409]  schedule+0xf5/0x430
[ 2578.729746]  ? lock_downgrade+0x980/0x980
[ 2578.733863]  ? __schedule+0x2060/0x2060
[ 2578.737810]  ? lock_release+0xa40/0xa40
[ 2578.741754]  ? set_user_nice+0x4fb/0x890
[ 2578.745789]  ? do_raw_spin_trylock+0x190/0x190
[ 2578.750340]  ? resched_curr+0x1a0/0x1a0
[ 2578.754285]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2578.758751]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2578.763742]  rescuer_thread+0xf4b/0x1460
[ 2578.767789]  ? lock_downgrade+0x980/0x980
[ 2578.771921]  ? do_raw_spin_trylock+0x190/0x190
[ 2578.776478]  ? worker_thread+0x1990/0x1990
[ 2578.780687]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2578.785674]  ? trace_hardirqs_on+0xd/0x10
[ 2578.789789]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2578.794254]  ? finish_task_switch+0x1d3/0x740
[ 2578.798715]  ? finish_task_switch+0x1aa/0x740
[ 2578.803184]  ? copy_overflow+0x20/0x20
[ 2578.807057]  ? __schedule+0x8f3/0x2060
[ 2578.810926]  ? __sched_text_start+0x8/0x8
[ 2578.815058]  ? find_held_lock+0x35/0x1d0
[ 2578.819098]  ? find_held_lock+0x35/0x1d0
[ 2578.823139]  ? complete+0x62/0x80
[ 2578.826576]  ? __schedule+0x2060/0x2060
[ 2578.830518]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2578.834810]  ? __lockdep_init_map+0xe4/0x650
[ 2578.839190]  ? do_raw_spin_trylock+0x190/0x190
[ 2578.843742]  ? lockdep_init_map+0x9/0x10
[ 2578.847774]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2578.852856]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2578.857846]  ? trace_hardirqs_on+0xd/0x10
[ 2578.861963]  ? __kthread_parkme+0x175/0x240
[ 2578.866258]  kthread+0x33c/0x400
[ 2578.869593]  ? worker_thread+0x1990/0x1990
[ 2578.873794]  ? kthread_stop+0x7a0/0x7a0
[ 2578.877741]  ret_from_fork+0x24/0x30
[ 2578.881447] xprtiod         I26400   893      2 0x80000000
[ 2578.887055] Call Trace:
[ 2578.889616]  __schedule+0x8eb/0x2060
[ 2578.893309]  ? __sched_text_start+0x8/0x8
[ 2578.897428]  ? check_noncircular+0x20/0x20
[ 2578.901725]  ? find_held_lock+0x35/0x1d0
[ 2578.905766]  ? set_user_nice+0x4fb/0x890
[ 2578.909800]  ? lock_downgrade+0x980/0x980
[ 2578.913942]  schedule+0xf5/0x430
[ 2578.917281]  ? lock_downgrade+0x980/0x980
[ 2578.921402]  ? __schedule+0x2060/0x2060
[ 2578.925348]  ? lock_release+0xa40/0xa40
[ 2578.929291]  ? set_user_nice+0x4fb/0x890
[ 2578.933327]  ? do_raw_spin_trylock+0x190/0x190
[ 2578.937880]  ? resched_curr+0x1a0/0x1a0
[ 2578.941822]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2578.946294]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2578.951287]  rescuer_thread+0xf4b/0x1460
[ 2578.955339]  ? lock_downgrade+0x980/0x980
[ 2578.959473]  ? do_raw_spin_trylock+0x190/0x190
[ 2578.964030]  ? worker_thread+0x1990/0x1990
[ 2578.968236]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2578.973222]  ? trace_hardirqs_on+0xd/0x10
[ 2578.977339]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2578.981803]  ? finish_task_switch+0x1d3/0x740
[ 2578.986264]  ? finish_task_switch+0x1aa/0x740
[ 2578.990736]  ? copy_overflow+0x20/0x20
[ 2578.994616]  ? __schedule+0x8f3/0x2060
[ 2578.998485]  ? __sched_text_start+0x8/0x8
[ 2579.002619]  ? find_held_lock+0x35/0x1d0
[ 2579.006660]  ? find_held_lock+0x35/0x1d0
[ 2579.010700]  ? complete+0x62/0x80
[ 2579.014135]  ? __schedule+0x2060/0x2060
[ 2579.018075]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2579.022367]  ? __lockdep_init_map+0xe4/0x650
[ 2579.026748]  ? do_raw_spin_trylock+0x190/0x190
[ 2579.031300]  ? lockdep_init_map+0x9/0x10
[ 2579.035331]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2579.040407]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2579.045395]  ? trace_hardirqs_on+0xd/0x10
[ 2579.049510]  ? __kthread_parkme+0x175/0x240
[ 2579.053807]  kthread+0x33c/0x400
[ 2579.057147]  ? worker_thread+0x1990/0x1990
[ 2579.061352]  ? kthread_stop+0x7a0/0x7a0
[ 2579.065302]  ret_from_fork+0x24/0x30
[ 2579.069008] cfg80211        I26400   896      2 0x80000000
[ 2579.074620] Call Trace:
[ 2579.077182]  __schedule+0x8eb/0x2060
[ 2579.080877]  ? __sched_text_start+0x8/0x8
[ 2579.084993]  ? check_noncircular+0x20/0x20
[ 2579.089208]  ? find_held_lock+0x35/0x1d0
[ 2579.093249]  ? set_user_nice+0x4fb/0x890
[ 2579.097281]  ? lock_downgrade+0x980/0x980
[ 2579.101425]  schedule+0xf5/0x430
[ 2579.104760]  ? lock_downgrade+0x980/0x980
[ 2579.108880]  ? __schedule+0x2060/0x2060
[ 2579.112827]  ? lock_release+0xa40/0xa40
[ 2579.116770]  ? set_user_nice+0x4fb/0x890
[ 2579.120803]  ? do_raw_spin_trylock+0x190/0x190
[ 2579.125356]  ? resched_curr+0x1a0/0x1a0
[ 2579.129299]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2579.133767]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2579.138762]  rescuer_thread+0xf4b/0x1460
[ 2579.142816]  ? lock_downgrade+0x980/0x980
[ 2579.147046]  ? do_raw_spin_trylock+0x190/0x190
[ 2579.151600]  ? worker_thread+0x1990/0x1990
[ 2579.155807]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2579.160799]  ? trace_hardirqs_on+0xd/0x10
[ 2579.164918]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2579.169384]  ? finish_task_switch+0x1d3/0x740
[ 2579.173847]  ? finish_task_switch+0x1aa/0x740
[ 2579.178317]  ? copy_overflow+0x20/0x20
[ 2579.182195]  ? __schedule+0x8f3/0x2060
[ 2579.186063]  ? __sched_text_start+0x8/0x8
[ 2579.190197]  ? find_held_lock+0x35/0x1d0
[ 2579.194238]  ? find_held_lock+0x35/0x1d0
[ 2579.198282]  ? complete+0x62/0x80
[ 2579.201717]  ? __schedule+0x2060/0x2060
[ 2579.205661]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2579.209949]  ? __lockdep_init_map+0xe4/0x650
[ 2579.214331]  ? do_raw_spin_trylock+0x190/0x190
[ 2579.218885]  ? lockdep_init_map+0x9/0x10
[ 2579.222916]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2579.227990]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2579.232978]  ? trace_hardirqs_on+0xd/0x10
[ 2579.237093]  ? __kthread_parkme+0x175/0x240
[ 2579.241388]  kthread+0x33c/0x400
[ 2579.244724]  ? worker_thread+0x1990/0x1990
[ 2579.248927]  ? kthread_stop+0x7a0/0x7a0
[ 2579.252872]  ret_from_fork+0x24/0x30
[ 2579.256579] kswapd0         S26400  1049      2 0x80000000
[ 2579.262179] Call Trace:
[ 2579.264738]  __schedule+0x8eb/0x2060
[ 2579.268435]  ? __sched_text_start+0x8/0x8
[ 2579.272557]  ? prepare_to_wait+0x192/0x4d0
[ 2579.276763]  ? lock_downgrade+0x980/0x980
[ 2579.280891]  ? zone_watermark_ok_safe+0x12b/0x400
[ 2579.285713]  ? zone_watermark_ok+0x180/0x180
[ 2579.290088]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2579.295162]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2579.300149]  ? trace_hardirqs_on+0xd/0x10
[ 2579.304270]  schedule+0xf5/0x430
[ 2579.307609]  ? __schedule+0x2060/0x2060
[ 2579.311553]  ? _find_next_bit+0xee/0x120
[ 2579.315591]  ? find_next_bit+0x27/0x30
[ 2579.319450]  ? cpumask_next+0x24/0x30
[ 2579.323224]  ? set_pgdat_percpu_threshold+0x17d/0x230
[ 2579.328386]  ? calculate_pressure_threshold+0xc0/0xc0
[ 2579.333551]  kswapd+0x16b1/0x1e60
[ 2579.337003]  ? finish_task_switch+0x4cc/0x740
[ 2579.341481]  ? mem_cgroup_shrink_node+0xa00/0xa00
[ 2579.346305]  ? __schedule+0x8f3/0x2060
[ 2579.350194]  ? find_held_lock+0x35/0x1d0
[ 2579.354236]  ? find_held_lock+0x35/0x1d0
[ 2579.358277]  ? complete+0x62/0x80
[ 2579.361704]  ? schedule+0xf5/0x430
[ 2579.365217]  ? __schedule+0x2060/0x2060
[ 2579.369159]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2579.373451]  ? prepare_to_wait+0x4d0/0x4d0
[ 2579.377655]  ? do_raw_spin_trylock+0x190/0x190
[ 2579.382207]  ? lockdep_init_map+0x9/0x10
[ 2579.386236]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2579.391320]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2579.396307]  ? trace_hardirqs_on+0xd/0x10
[ 2579.400425]  ? __kthread_parkme+0x175/0x240
[ 2579.404721]  kthread+0x33c/0x400
[ 2579.408056]  ? mem_cgroup_shrink_node+0xa00/0xa00
[ 2579.412866]  ? kthread_stop+0x7a0/0x7a0
[ 2579.416817]  ret_from_fork+0x24/0x30
[ 2579.420524] nfsiod          I26400  1050      2 0x80000000
[ 2579.426131] Call Trace:
[ 2579.428691]  __schedule+0x8eb/0x2060
[ 2579.432387]  ? __sched_text_start+0x8/0x8
[ 2579.436512]  ? check_noncircular+0x20/0x20
[ 2579.440720]  ? find_held_lock+0x35/0x1d0
[ 2579.444763]  ? set_user_nice+0x4fb/0x890
[ 2579.448797]  ? lock_downgrade+0x980/0x980
[ 2579.452938]  schedule+0xf5/0x430
[ 2579.456273]  ? lock_downgrade+0x980/0x980
[ 2579.460392]  ? __schedule+0x2060/0x2060
[ 2579.464337]  ? lock_release+0xa40/0xa40
[ 2579.468281]  ? set_user_nice+0x4fb/0x890
[ 2579.472319]  ? do_raw_spin_trylock+0x190/0x190
[ 2579.477244]  ? resched_curr+0x1a0/0x1a0
[ 2579.481188]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2579.485655]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2579.490648]  rescuer_thread+0xf4b/0x1460
[ 2579.494698]  ? lock_downgrade+0x980/0x980
[ 2579.498833]  ? do_raw_spin_trylock+0x190/0x190
[ 2579.503390]  ? worker_thread+0x1990/0x1990
[ 2579.507596]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2579.512581]  ? trace_hardirqs_on+0xd/0x10
[ 2579.516697]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2579.521160]  ? finish_task_switch+0x1d3/0x740
[ 2579.525620]  ? finish_task_switch+0x1aa/0x740
[ 2579.530089]  ? copy_overflow+0x20/0x20
[ 2579.533963]  ? __schedule+0x8f3/0x2060
[ 2579.537840]  ? __sched_text_start+0x8/0x8
[ 2579.541974]  ? find_held_lock+0x35/0x1d0
[ 2579.546021]  ? find_held_lock+0x35/0x1d0
[ 2579.550065]  ? complete+0x62/0x80
[ 2579.553501]  ? __schedule+0x2060/0x2060
[ 2579.557442]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2579.561731]  ? __lockdep_init_map+0xe4/0x650
[ 2579.566112]  ? do_raw_spin_trylock+0x190/0x190
[ 2579.570662]  ? lockdep_init_map+0x9/0x10
[ 2579.574693]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2579.579769]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2579.584756]  ? trace_hardirqs_on+0xd/0x10
[ 2579.588874]  ? __kthread_parkme+0x175/0x240
[ 2579.593171]  kthread+0x33c/0x400
[ 2579.596508]  ? worker_thread+0x1990/0x1990
[ 2579.600709]  ? kthread_stop+0x7a0/0x7a0
[ 2579.604657]  ret_from_fork+0x24/0x30
[ 2579.608366] pencrypt        I26400  1083      2 0x80000000
[ 2579.613979] Call Trace:
[ 2579.616542]  __schedule+0x8eb/0x2060
[ 2579.620235]  ? __sched_text_start+0x8/0x8
[ 2579.624352]  ? check_noncircular+0x20/0x20
[ 2579.628560]  ? find_held_lock+0x35/0x1d0
[ 2579.632602]  ? set_user_nice+0x4fb/0x890
[ 2579.636635]  ? lock_downgrade+0x980/0x980
[ 2579.640780]  schedule+0xf5/0x430
[ 2579.644116]  ? lock_downgrade+0x980/0x980
[ 2579.648233]  ? __schedule+0x2060/0x2060
[ 2579.652179]  ? lock_release+0xa40/0xa40
[ 2579.656122]  ? set_user_nice+0x4fb/0x890
[ 2579.660156]  ? do_raw_spin_trylock+0x190/0x190
[ 2579.664709]  ? resched_curr+0x1a0/0x1a0
[ 2579.668654]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2579.673123]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2579.678116]  rescuer_thread+0xf4b/0x1460
[ 2579.682166]  ? lock_downgrade+0x980/0x980
[ 2579.686300]  ? do_raw_spin_trylock+0x190/0x190
[ 2579.690855]  ? worker_thread+0x1990/0x1990
[ 2579.695062]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2579.700048]  ? trace_hardirqs_on+0xd/0x10
[ 2579.704166]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2579.708630]  ? finish_task_switch+0x1d3/0x740
[ 2579.713092]  ? finish_task_switch+0x1aa/0x740
[ 2579.717562]  ? copy_overflow+0x20/0x20
[ 2579.721436]  ? __schedule+0x8f3/0x2060
[ 2579.725305]  ? __sched_text_start+0x8/0x8
[ 2579.729437]  ? find_held_lock+0x35/0x1d0
[ 2579.733476]  ? find_held_lock+0x35/0x1d0
[ 2579.737518]  ? complete+0x62/0x80
[ 2579.740951]  ? __schedule+0x2060/0x2060
[ 2579.744894]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2579.749181]  ? __lockdep_init_map+0xe4/0x650
[ 2579.753559]  ? do_raw_spin_trylock+0x190/0x190
[ 2579.758110]  ? lockdep_init_map+0x9/0x10
[ 2579.762137]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2579.767214]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2579.772202]  ? trace_hardirqs_on+0xd/0x10
[ 2579.776321]  ? __kthread_parkme+0x175/0x240
[ 2579.780616]  kthread+0x33c/0x400
[ 2579.783951]  ? worker_thread+0x1990/0x1990
[ 2579.788155]  ? kthread_stop+0x7a0/0x7a0
[ 2579.792103]  ret_from_fork+0x24/0x30
[ 2579.795814] pdecrypt        I26400  1085      2 0x80000000
[ 2579.801424] Call Trace:
[ 2579.803986]  __schedule+0x8eb/0x2060
[ 2579.807682]  ? __sched_text_start+0x8/0x8
[ 2579.811802]  ? check_noncircular+0x20/0x20
[ 2579.816014]  ? find_held_lock+0x35/0x1d0
[ 2579.820050]  ? retint_kernel+0x10/0x10
[ 2579.823909]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2579.828896]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2579.833643]  schedule+0xf5/0x430
[ 2579.836979]  ? lock_downgrade+0x980/0x980
[ 2579.841097]  ? __schedule+0x2060/0x2060
[ 2579.845041]  ? lock_release+0xa40/0xa40
[ 2579.848987]  ? set_user_nice+0x4fb/0x890
[ 2579.853026]  ? do_raw_spin_trylock+0x190/0x190
[ 2579.857577]  ? resched_curr+0x1a0/0x1a0
[ 2579.861519]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2579.865985]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2579.870980]  rescuer_thread+0xf4b/0x1460
[ 2579.875033]  ? lock_downgrade+0x980/0x980
[ 2579.879154]  ? load_balance+0x34c0/0x34c0
[ 2579.883284]  ? do_raw_spin_trylock+0x190/0x190
[ 2579.887838]  ? worker_thread+0x1990/0x1990
[ 2579.892043]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2579.897030]  ? trace_hardirqs_on+0xd/0x10
[ 2579.901148]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2579.905614]  ? finish_task_switch+0x1d3/0x740
[ 2579.910076]  ? finish_task_switch+0x1aa/0x740
[ 2579.914548]  ? copy_overflow+0x20/0x20
[ 2579.918422]  ? __schedule+0x8f3/0x2060
[ 2579.922291]  ? __sched_text_start+0x8/0x8
[ 2579.926423]  ? find_held_lock+0x35/0x1d0
[ 2579.930466]  ? find_held_lock+0x35/0x1d0
[ 2579.934509]  ? complete+0x62/0x80
[ 2579.937945]  ? __schedule+0x2060/0x2060
[ 2579.941886]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2579.946174]  ? __lockdep_init_map+0xe4/0x650
[ 2579.950554]  ? do_raw_spin_trylock+0x190/0x190
[ 2579.955104]  ? lockdep_init_map+0x9/0x10
[ 2579.959133]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2579.964206]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2579.969192]  ? trace_hardirqs_on+0xd/0x10
[ 2579.973310]  ? __kthread_parkme+0x175/0x240
[ 2579.977605]  kthread+0x33c/0x400
[ 2579.980940]  ? worker_thread+0x1990/0x1990
[ 2579.985143]  ? kthread_stop+0x7a0/0x7a0
[ 2579.989092]  ret_from_fork+0x24/0x30
[ 2579.992798] kthrotld        I26400  1152      2 0x80000000
[ 2579.998409] Call Trace:
[ 2580.000970]  __schedule+0x8eb/0x2060
[ 2580.004665]  ? __sched_text_start+0x8/0x8
[ 2580.008782]  ? check_noncircular+0x20/0x20
[ 2580.012990]  ? find_held_lock+0x35/0x1d0
[ 2580.017036]  ? set_user_nice+0x4fb/0x890
[ 2580.021067]  ? lock_downgrade+0x980/0x980
[ 2580.025209]  schedule+0xf5/0x430
[ 2580.028545]  ? lock_downgrade+0x980/0x980
[ 2580.032664]  ? __schedule+0x2060/0x2060
[ 2580.036609]  ? lock_release+0xa40/0xa40
[ 2580.040553]  ? set_user_nice+0x4fb/0x890
[ 2580.044595]  ? do_raw_spin_trylock+0x190/0x190
[ 2580.049146]  ? resched_curr+0x1a0/0x1a0
[ 2580.053087]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2580.057556]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2580.062548]  rescuer_thread+0xf4b/0x1460
[ 2580.066596]  ? lock_downgrade+0x980/0x980
[ 2580.070729]  ? do_raw_spin_trylock+0x190/0x190
[ 2580.075285]  ? worker_thread+0x1990/0x1990
[ 2580.079490]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2580.084477]  ? trace_hardirqs_on+0xd/0x10
[ 2580.088595]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2580.093058]  ? finish_task_switch+0x1d3/0x740
[ 2580.097519]  ? finish_task_switch+0x1aa/0x740
[ 2580.101989]  ? copy_overflow+0x20/0x20
[ 2580.105866]  ? __schedule+0x8f3/0x2060
[ 2580.109736]  ? __sched_text_start+0x8/0x8
[ 2580.113871]  ? find_held_lock+0x35/0x1d0
[ 2580.117913]  ? find_held_lock+0x35/0x1d0
[ 2580.121954]  ? complete+0x62/0x80
[ 2580.125389]  ? __schedule+0x2060/0x2060
[ 2580.129331]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2580.133620]  ? __lockdep_init_map+0xe4/0x650
[ 2580.138002]  ? do_raw_spin_trylock+0x190/0x190
[ 2580.142558]  ? lockdep_init_map+0x9/0x10
[ 2580.146588]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2580.151663]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2580.156649]  ? trace_hardirqs_on+0xd/0x10
[ 2580.160767]  ? __kthread_parkme+0x175/0x240
[ 2580.165062]  kthread+0x33c/0x400
[ 2580.168398]  ? worker_thread+0x1990/0x1990
[ 2580.172602]  ? kthread_stop+0x7a0/0x7a0
[ 2580.176551]  ret_from_fork+0x24/0x30
[ 2580.180256] acpi_thermal_pm I26400  1174      2 0x80000000
[ 2580.185865] Call Trace:
[ 2580.188426]  __schedule+0x8eb/0x2060
[ 2580.192121]  ? __sched_text_start+0x8/0x8
[ 2580.196239]  ? check_noncircular+0x20/0x20
[ 2580.200446]  ? find_held_lock+0x35/0x1d0
[ 2580.204488]  ? set_user_nice+0x4fb/0x890
[ 2580.208521]  ? lock_downgrade+0x980/0x980
[ 2580.212660]  schedule+0xf5/0x430
[ 2580.215994]  ? lock_downgrade+0x980/0x980
[ 2580.220114]  ? __schedule+0x2060/0x2060
[ 2580.224058]  ? lock_release+0xa40/0xa40
[ 2580.228005]  ? set_user_nice+0x4fb/0x890
[ 2580.232042]  ? do_raw_spin_trylock+0x190/0x190
[ 2580.236592]  ? resched_curr+0x1a0/0x1a0
[ 2580.240534]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2580.245002]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2580.249999]  rescuer_thread+0xf4b/0x1460
[ 2580.254037]  ? do_raw_spin_trylock+0x190/0x190
[ 2580.258594]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2580.263671]  ? trace_hardirqs_on+0xd/0x10
[ 2580.267797]  ? __free_pages+0xd8/0x150
[ 2580.271654]  ? free_unref_page+0x9e0/0x9e0
[ 2580.275857]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2580.280845]  ? worker_thread+0x1990/0x1990
[ 2580.285047]  ? account_kernel_stack+0x155/0x1f0
[ 2580.289692]  ? put_task_stack+0x116/0x270
[ 2580.293812]  ? finish_task_switch+0x4cc/0x740
[ 2580.298281]  ? copy_overflow+0x20/0x20
[ 2580.302152]  ? __schedule+0x8f3/0x2060
[ 2580.306025]  ? __sched_text_start+0x8/0x8
[ 2580.310140]  ? lock_downgrade+0x980/0x980
[ 2580.314261]  ? lock_release+0xa40/0xa40
[ 2580.318210]  ? find_held_lock+0x35/0x1d0
[ 2580.322253]  ? find_held_lock+0x35/0x1d0
[ 2580.326294]  ? complete+0x62/0x80
[ 2580.329733]  ? __schedule+0x2060/0x2060
[ 2580.333674]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2580.337964]  ? __lockdep_init_map+0xe4/0x650
[ 2580.342343]  ? do_raw_spin_trylock+0x190/0x190
[ 2580.346893]  ? lockdep_init_map+0x9/0x10
[ 2580.350923]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2580.355996]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2580.360987]  ? trace_hardirqs_on+0xd/0x10
[ 2580.365106]  ? __kthread_parkme+0x175/0x240
[ 2580.369404]  kthread+0x33c/0x400
[ 2580.372740]  ? worker_thread+0x1990/0x1990
[ 2580.376942]  ? kthread_stop+0x7a0/0x7a0
[ 2580.380889]  ret_from_fork+0x24/0x30
[ 2580.384592] kworker/0:1H    I21136  1240      2 0x80000000
[ 2580.390208] Call Trace:
[ 2580.392768]  __schedule+0x8eb/0x2060
[ 2580.396465]  ? __sched_text_start+0x8/0x8
[ 2580.400581]  ? check_noncircular+0x20/0x20
[ 2580.404785]  ? retint_kernel+0x10/0x10
[ 2580.408644]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2580.413634]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2580.418401]  schedule+0xf5/0x430
[ 2580.421738]  ? lock_downgrade+0x980/0x980
[ 2580.425856]  ? __schedule+0x2060/0x2060
[ 2580.429801]  ? lock_release+0xa40/0xa40
[ 2580.433747]  ? worker_pool_assign_id+0x1b0/0x1b0
[ 2580.438475]  ? do_raw_spin_trylock+0x190/0x190
[ 2580.443033]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2580.447500]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2580.452494]  worker_thread+0x492/0x1990
[ 2580.456465]  ? process_one_work+0x1b10/0x1b10
[ 2580.460935]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2580.465400]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2580.470394]  ? trace_hardirqs_on+0xd/0x10
[ 2580.474512]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2580.478974]  ? finish_task_switch+0x1d3/0x740
[ 2580.483453]  ? finish_task_switch+0x1aa/0x740
[ 2580.487922]  ? copy_overflow+0x20/0x20
[ 2580.491796]  ? __schedule+0x8f3/0x2060
[ 2580.495684]  ? find_held_lock+0x35/0x1d0
[ 2580.499730]  ? find_held_lock+0x35/0x1d0
[ 2580.503770]  ? complete+0x62/0x80
[ 2580.507207]  ? __schedule+0x2060/0x2060
[ 2580.511152]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2580.515445]  ? __lockdep_init_map+0xe4/0x650
[ 2580.519825]  ? do_raw_spin_trylock+0x190/0x190
[ 2580.524375]  ? lockdep_init_map+0x9/0x10
[ 2580.528407]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2580.533482]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2580.538477]  ? trace_hardirqs_on+0xd/0x10
[ 2580.542595]  ? __kthread_parkme+0x175/0x240
[ 2580.546891]  kthread+0x33c/0x400
[ 2580.550230]  ? process_one_work+0x1b10/0x1b10
[ 2580.554691]  ? kthread_stop+0x7a0/0x7a0
[ 2580.558639]  ret_from_fork+0x24/0x30
[ 2580.562344] kworker/1:1H    I20416  1241      2 0x80000000
[ 2580.567952] Call Trace:
[ 2580.570514]  __schedule+0x8eb/0x2060
[ 2580.574210]  ? __sched_text_start+0x8/0x8
[ 2580.578328]  ? check_noncircular+0x20/0x20
[ 2580.582534]  ? retint_kernel+0x10/0x10
[ 2580.586397]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2580.591384]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2580.596144]  schedule+0xf5/0x430
[ 2580.599483]  ? lock_downgrade+0x980/0x980
[ 2580.603599]  ? __schedule+0x2060/0x2060
[ 2580.607545]  ? lock_release+0xa40/0xa40
[ 2580.611491]  ? worker_pool_assign_id+0x1b0/0x1b0
[ 2580.616219]  ? do_raw_spin_trylock+0x190/0x190
[ 2580.620772]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2580.625237]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2580.630231]  worker_thread+0x492/0x1990
[ 2580.634206]  ? process_one_work+0x1b10/0x1b10
[ 2580.638675]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2580.643147]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2580.648133]  ? trace_hardirqs_on+0xd/0x10
[ 2580.652249]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2580.656714]  ? finish_task_switch+0x1d3/0x740
[ 2580.661178]  ? finish_task_switch+0x1aa/0x740
[ 2580.665647]  ? copy_overflow+0x20/0x20
[ 2580.669522]  ? __schedule+0x8f3/0x2060
[ 2580.673412]  ? find_held_lock+0x35/0x1d0
[ 2580.677453]  ? find_held_lock+0x35/0x1d0
[ 2580.681494]  ? complete+0x62/0x80
[ 2580.684930]  ? __schedule+0x2060/0x2060
[ 2580.688871]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2580.693163]  ? __lockdep_init_map+0xe4/0x650
[ 2580.697542]  ? do_raw_spin_trylock+0x190/0x190
[ 2580.702096]  ? lockdep_init_map+0x9/0x10
[ 2580.706125]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2580.711201]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2580.716187]  ? trace_hardirqs_on+0xd/0x10
[ 2580.720306]  ? __kthread_parkme+0x175/0x240
[ 2580.724601]  kthread+0x33c/0x400
[ 2580.727941]  ? process_one_work+0x1b10/0x1b10
[ 2580.732418]  ? kthread_stop+0x7a0/0x7a0
[ 2580.736370]  ret_from_fork+0x24/0x30
[ 2580.740079] scsi_eh_0       S27248  1249      2 0x80000000
[ 2580.745683] Call Trace:
[ 2580.748249]  __schedule+0x8eb/0x2060
[ 2580.751945]  ? __sched_text_start+0x8/0x8
[ 2580.756069]  ? lock_release+0xa40/0xa40
[ 2580.760017]  ? compat_start_thread+0x80/0x80
[ 2580.764398]  ? do_raw_spin_trylock+0x190/0x190
[ 2580.768952]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2580.773417]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2580.778403]  ? trace_hardirqs_on+0xd/0x10
[ 2580.782518]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2580.786981]  ? finish_task_switch+0x1d3/0x740
[ 2580.791446]  ? finish_task_switch+0x1aa/0x740
[ 2580.795919]  ? copy_overflow+0x20/0x20
[ 2580.799781]  schedule+0xf5/0x430
[ 2580.803123]  ? __schedule+0x2060/0x2060
[ 2580.807068]  ? __schedule+0x8f3/0x2060
[ 2580.810937]  ? __sched_text_start+0x8/0x8
[ 2580.815073]  scsi_error_handler+0x50b/0x1160
[ 2580.819462]  ? scsi_eh_get_sense+0x7c0/0x7c0
[ 2580.823850]  ? complete+0x62/0x80
[ 2580.827278]  ? schedule+0xf5/0x430
[ 2580.830792]  ? __schedule+0x2060/0x2060
[ 2580.834735]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2580.839025]  ? __lockdep_init_map+0xe4/0x650
[ 2580.843404]  ? do_raw_spin_trylock+0x190/0x190
[ 2580.847954]  ? lockdep_init_map+0x9/0x10
[ 2580.851983]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2580.857060]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2580.862046]  ? trace_hardirqs_on+0xd/0x10
[ 2580.866164]  ? __kthread_parkme+0x175/0x240
[ 2580.870462]  kthread+0x33c/0x400
[ 2580.873799]  ? scsi_eh_get_sense+0x7c0/0x7c0
[ 2580.878174]  ? kthread_stop+0x7a0/0x7a0
[ 2580.882121]  ret_from_fork+0x24/0x30
[ 2580.885826] scsi_tmf_0      I26400  1250      2 0x80000000
[ 2580.891439] Call Trace:
[ 2580.894002]  __schedule+0x8eb/0x2060
[ 2580.897703]  ? __sched_text_start+0x8/0x8
[ 2580.901822]  ? check_noncircular+0x20/0x20
[ 2580.906030]  ? find_held_lock+0x35/0x1d0
[ 2580.910074]  ? set_user_nice+0x4fb/0x890
[ 2580.914104]  ? lock_downgrade+0x980/0x980
[ 2580.918246]  schedule+0xf5/0x430
[ 2580.921582]  ? lock_downgrade+0x980/0x980
[ 2580.925698]  ? __schedule+0x2060/0x2060
[ 2580.929641]  ? lock_release+0xa40/0xa40
[ 2580.933585]  ? set_user_nice+0x4fb/0x890
[ 2580.937620]  ? do_raw_spin_trylock+0x190/0x190
[ 2580.942171]  ? resched_curr+0x1a0/0x1a0
[ 2580.946114]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2580.950582]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2580.955573]  rescuer_thread+0xf4b/0x1460
[ 2580.959622]  ? lock_downgrade+0x980/0x980
[ 2580.963756]  ? do_raw_spin_trylock+0x190/0x190
[ 2580.968311]  ? worker_thread+0x1990/0x1990
[ 2580.972516]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2580.977504]  ? trace_hardirqs_on+0xd/0x10
[ 2580.981620]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2580.986084]  ? finish_task_switch+0x1d3/0x740
[ 2580.990545]  ? finish_task_switch+0x1aa/0x740
[ 2580.995020]  ? copy_overflow+0x20/0x20
[ 2580.998893]  ? __schedule+0x8f3/0x2060
[ 2581.002761]  ? __sched_text_start+0x8/0x8
[ 2581.006892]  ? find_held_lock+0x35/0x1d0
[ 2581.010946]  ? find_held_lock+0x35/0x1d0
[ 2581.014988]  ? complete+0x62/0x80
[ 2581.018424]  ? __schedule+0x2060/0x2060
[ 2581.022365]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2581.026653]  ? __lockdep_init_map+0xe4/0x650
[ 2581.031034]  ? do_raw_spin_trylock+0x190/0x190
[ 2581.035587]  ? lockdep_init_map+0x9/0x10
[ 2581.039615]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2581.044691]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2581.050373]  ? trace_hardirqs_on+0xd/0x10
[ 2581.054490]  ? __kthread_parkme+0x175/0x240
[ 2581.058785]  kthread+0x33c/0x400
[ 2581.062123]  ? worker_thread+0x1990/0x1990
[ 2581.066322]  ? kthread_stop+0x7a0/0x7a0
[ 2581.070270]  ret_from_fork+0x24/0x30
[ 2581.073974] qat_device_rese I26400  1321      2 0x80000000
[ 2581.079587] Call Trace:
[ 2581.082147]  __schedule+0x8eb/0x2060
[ 2581.085842]  ? __sched_text_start+0x8/0x8
[ 2581.089962]  ? check_noncircular+0x20/0x20
[ 2581.094171]  ? find_held_lock+0x35/0x1d0
[ 2581.098215]  ? set_user_nice+0x4fb/0x890
[ 2581.102249]  ? lock_downgrade+0x980/0x980
[ 2581.106391]  schedule+0xf5/0x430
[ 2581.109727]  ? lock_downgrade+0x980/0x980
[ 2581.113845]  ? __schedule+0x2060/0x2060
[ 2581.117790]  ? lock_release+0xa40/0xa40
[ 2581.121736]  ? set_user_nice+0x4fb/0x890
[ 2581.125771]  ? do_raw_spin_trylock+0x190/0x190
[ 2581.130322]  ? resched_curr+0x1a0/0x1a0
[ 2581.134272]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2581.138741]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2581.143732]  rescuer_thread+0xf4b/0x1460
[ 2581.147781]  ? lock_downgrade+0x980/0x980
[ 2581.151900]  ? load_balance+0x34c0/0x34c0
[ 2581.156032]  ? do_raw_spin_trylock+0x190/0x190
[ 2581.160586]  ? worker_thread+0x1990/0x1990
[ 2581.164793]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2581.169781]  ? trace_hardirqs_on+0xd/0x10
[ 2581.173896]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2581.178361]  ? finish_task_switch+0x1d3/0x740
[ 2581.182825]  ? finish_task_switch+0x1aa/0x740
[ 2581.187297]  ? copy_overflow+0x20/0x20
[ 2581.191170]  ? __schedule+0x8f3/0x2060
[ 2581.195041]  ? __sched_text_start+0x8/0x8
[ 2581.199160]  ? lock_downgrade+0x980/0x980
[ 2581.203283]  ? lock_release+0xa40/0xa40
[ 2581.207233]  ? find_held_lock+0x35/0x1d0
[ 2581.211275]  ? find_held_lock+0x35/0x1d0
[ 2581.215315]  ? complete+0x62/0x80
[ 2581.218751]  ? __schedule+0x2060/0x2060
[ 2581.222694]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2581.226982]  ? __lockdep_init_map+0xe4/0x650
[ 2581.231360]  ? do_raw_spin_trylock+0x190/0x190
[ 2581.235913]  ? lockdep_init_map+0x9/0x10
[ 2581.239941]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2581.245020]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2581.250010]  ? trace_hardirqs_on+0xd/0x10
[ 2581.254129]  ? __kthread_parkme+0x175/0x240
[ 2581.258427]  kthread+0x33c/0x400
[ 2581.261762]  ? worker_thread+0x1990/0x1990
[ 2581.265966]  ? kthread_stop+0x7a0/0x7a0
[ 2581.269911]  ret_from_fork+0x24/0x30
[ 2581.273614] qat_pf2vf_resp_ I26400  1322      2 0x80000000
[ 2581.279223] Call Trace:
[ 2581.281783]  __schedule+0x8eb/0x2060
[ 2581.285478]  ? __sched_text_start+0x8/0x8
[ 2581.289597]  ? check_noncircular+0x20/0x20
[ 2581.293806]  ? find_held_lock+0x35/0x1d0
[ 2581.297848]  ? set_user_nice+0x4fb/0x890
[ 2581.301878]  ? lock_downgrade+0x980/0x980
[ 2581.306024]  schedule+0xf5/0x430
[ 2581.309362]  ? lock_downgrade+0x980/0x980
[ 2581.313481]  ? __schedule+0x2060/0x2060
[ 2581.317425]  ? lock_release+0xa40/0xa40
[ 2581.321369]  ? set_user_nice+0x4fb/0x890
[ 2581.325404]  ? do_raw_spin_trylock+0x190/0x190
[ 2581.329955]  ? resched_curr+0x1a0/0x1a0
[ 2581.333897]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2581.338365]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2581.343358]  rescuer_thread+0xf4b/0x1460
[ 2581.347406]  ? lock_downgrade+0x980/0x980
[ 2581.351524]  ? load_balance+0x34c0/0x34c0
[ 2581.355658]  ? do_raw_spin_trylock+0x190/0x190
[ 2581.360216]  ? worker_thread+0x1990/0x1990
[ 2581.364422]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2581.369409]  ? trace_hardirqs_on+0xd/0x10
[ 2581.373524]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2581.377991]  ? finish_task_switch+0x1d3/0x740
[ 2581.382454]  ? finish_task_switch+0x1aa/0x740
[ 2581.386924]  ? copy_overflow+0x20/0x20
[ 2581.390798]  ? __schedule+0x8f3/0x2060
[ 2581.394667]  ? __sched_text_start+0x8/0x8
[ 2581.398801]  ? find_held_lock+0x35/0x1d0
[ 2581.402843]  ? find_held_lock+0x35/0x1d0
[ 2581.406883]  ? complete+0x62/0x80
[ 2581.410320]  ? __schedule+0x2060/0x2060
[ 2581.414267]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2581.418558]  ? __lockdep_init_map+0xe4/0x650
[ 2581.422941]  ? do_raw_spin_trylock+0x190/0x190
[ 2581.427494]  ? lockdep_init_map+0x9/0x10
[ 2581.431524]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2581.436598]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2581.441583]  ? trace_hardirqs_on+0xd/0x10
[ 2581.445700]  ? __kthread_parkme+0x175/0x240
[ 2581.449997]  kthread+0x33c/0x400
[ 2581.453336]  ? worker_thread+0x1990/0x1990
[ 2581.457537]  ? kthread_stop+0x7a0/0x7a0
[ 2581.461484]  ret_from_fork+0x24/0x30
[ 2581.465189] adf_vf_stop_wq  I24144  1323      2 0x80000000
[ 2581.470798] Call Trace:
[ 2581.473360]  __schedule+0x8eb/0x2060
[ 2581.477447]  ? __sched_text_start+0x8/0x8
[ 2581.481566]  ? check_noncircular+0x20/0x20
[ 2581.485776]  ? find_held_lock+0x35/0x1d0
[ 2581.489818]  ? set_user_nice+0x4fb/0x890
[ 2581.493851]  ? lock_downgrade+0x980/0x980
[ 2581.497991]  schedule+0xf5/0x430
[ 2581.501329]  ? lock_downgrade+0x980/0x980
[ 2581.505449]  ? __schedule+0x2060/0x2060
[ 2581.509394]  ? lock_release+0xa40/0xa40
[ 2581.513338]  ? set_user_nice+0x4fb/0x890
[ 2581.517374]  ? do_raw_spin_trylock+0x190/0x190
[ 2581.521926]  ? resched_curr+0x1a0/0x1a0
[ 2581.525868]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2581.530336]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2581.535328]  rescuer_thread+0xf4b/0x1460
[ 2581.539375]  ? lock_downgrade+0x980/0x980
[ 2581.543493]  ? load_balance+0x34c0/0x34c0
[ 2581.547620]  ? do_raw_spin_trylock+0x190/0x190
[ 2581.552180]  ? worker_thread+0x1990/0x1990
[ 2581.556388]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2581.561378]  ? trace_hardirqs_on+0xd/0x10
[ 2581.565494]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2581.569960]  ? finish_task_switch+0x1d3/0x740
[ 2581.574421]  ? finish_task_switch+0x1aa/0x740
[ 2581.578891]  ? copy_overflow+0x20/0x20
[ 2581.582765]  ? __schedule+0x8f3/0x2060
[ 2581.586638]  ? __sched_text_start+0x8/0x8
[ 2581.590771]  ? find_held_lock+0x35/0x1d0
[ 2581.594813]  ? find_held_lock+0x35/0x1d0
[ 2581.598857]  ? complete+0x62/0x80
[ 2581.602292]  ? __schedule+0x2060/0x2060
[ 2581.606233]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2581.610523]  ? __lockdep_init_map+0xe4/0x650
[ 2581.614905]  ? do_raw_spin_trylock+0x190/0x190
[ 2581.619457]  ? lockdep_init_map+0x9/0x10
[ 2581.623491]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2581.628564]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2581.633553]  ? trace_hardirqs_on+0xd/0x10
[ 2581.637669]  ? __kthread_parkme+0x175/0x240
[ 2581.641965]  kthread+0x33c/0x400
[ 2581.645299]  ? worker_thread+0x1990/0x1990
[ 2581.649502]  ? kthread_stop+0x7a0/0x7a0
[ 2581.653449]  ret_from_fork+0x24/0x30
[ 2581.657156] ipv6_addrconf   I26400  1409      2 0x80000000
[ 2581.662765] Call Trace:
[ 2581.665325]  __schedule+0x8eb/0x2060
[ 2581.669029]  ? __sched_text_start+0x8/0x8
[ 2581.673150]  ? check_noncircular+0x20/0x20
[ 2581.677359]  ? find_held_lock+0x35/0x1d0
[ 2581.681401]  ? set_user_nice+0x4fb/0x890
[ 2581.685432]  ? lock_downgrade+0x980/0x980
[ 2581.689573]  schedule+0xf5/0x430
[ 2581.692911]  ? lock_downgrade+0x980/0x980
[ 2581.697031]  ? __schedule+0x2060/0x2060
[ 2581.700976]  ? lock_release+0xa40/0xa40
[ 2581.704921]  ? set_user_nice+0x4fb/0x890
[ 2581.708955]  ? do_raw_spin_trylock+0x190/0x190
[ 2581.713505]  ? resched_curr+0x1a0/0x1a0
[ 2581.717447]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2581.721916]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2581.726911]  rescuer_thread+0xf4b/0x1460
[ 2581.730959]  ? lock_downgrade+0x980/0x980
[ 2581.735093]  ? do_raw_spin_trylock+0x190/0x190
[ 2581.739647]  ? worker_thread+0x1990/0x1990
[ 2581.743852]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2581.748838]  ? trace_hardirqs_on+0xd/0x10
[ 2581.752953]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2581.757416]  ? finish_task_switch+0x1d3/0x740
[ 2581.761878]  ? finish_task_switch+0x1aa/0x740
[ 2581.766348]  ? copy_overflow+0x20/0x20
[ 2581.770223]  ? __schedule+0x8f3/0x2060
[ 2581.774090]  ? __sched_text_start+0x8/0x8
[ 2581.778223]  ? find_held_lock+0x35/0x1d0
[ 2581.782265]  ? find_held_lock+0x35/0x1d0
[ 2581.786321]  ? complete+0x62/0x80
[ 2581.789757]  ? __schedule+0x2060/0x2060
[ 2581.793702]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2581.797992]  ? __lockdep_init_map+0xe4/0x650
[ 2581.802373]  ? do_raw_spin_trylock+0x190/0x190
[ 2581.806926]  ? lockdep_init_map+0x9/0x10
[ 2581.810958]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2581.816034]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2581.821025]  ? trace_hardirqs_on+0xd/0x10
[ 2581.825143]  ? __kthread_parkme+0x175/0x240
[ 2581.829438]  kthread+0x33c/0x400
[ 2581.832773]  ? worker_thread+0x1990/0x1990
[ 2581.836973]  ? kthread_stop+0x7a0/0x7a0
[ 2581.840919]  ret_from_fork+0x24/0x30
[ 2581.844627] dsa_ordered     I26400  1416      2 0x80000000
[ 2581.850237] Call Trace:
[ 2581.852797]  __schedule+0x8eb/0x2060
[ 2581.856493]  ? __sched_text_start+0x8/0x8
[ 2581.860613]  ? check_noncircular+0x20/0x20
[ 2581.864820]  ? find_held_lock+0x35/0x1d0
[ 2581.868860]  ? set_user_nice+0x4fb/0x890
[ 2581.872893]  ? lock_downgrade+0x980/0x980
[ 2581.877042]  schedule+0xf5/0x430
[ 2581.880378]  ? lock_downgrade+0x980/0x980
[ 2581.884497]  ? __schedule+0x2060/0x2060
[ 2581.888442]  ? lock_release+0xa40/0xa40
[ 2581.892385]  ? set_user_nice+0x4fb/0x890
[ 2581.896422]  ? do_raw_spin_trylock+0x190/0x190
[ 2581.900975]  ? resched_curr+0x1a0/0x1a0
[ 2581.904916]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2581.909383]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2581.914378]  rescuer_thread+0xf4b/0x1460
[ 2581.918428]  ? lock_downgrade+0x980/0x980
[ 2581.922562]  ? do_raw_spin_trylock+0x190/0x190
[ 2581.927117]  ? worker_thread+0x1990/0x1990
[ 2581.931323]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2581.936309]  ? trace_hardirqs_on+0xd/0x10
[ 2581.940427]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2581.944891]  ? finish_task_switch+0x1d3/0x740
[ 2581.949354]  ? finish_task_switch+0x1aa/0x740
[ 2581.953823]  ? copy_overflow+0x20/0x20
[ 2581.957697]  ? __schedule+0x8f3/0x2060
[ 2581.961568]  ? __sched_text_start+0x8/0x8
[ 2581.965702]  ? find_held_lock+0x35/0x1d0
[ 2581.969742]  ? find_held_lock+0x35/0x1d0
[ 2581.973783]  ? complete+0x62/0x80
[ 2581.977217]  ? __schedule+0x2060/0x2060
[ 2581.981158]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2581.985447]  ? __lockdep_init_map+0xe4/0x650
[ 2581.989827]  ? do_raw_spin_trylock+0x190/0x190
[ 2581.994379]  ? lockdep_init_map+0x9/0x10
[ 2581.998408]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2582.003484]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2582.008473]  ? trace_hardirqs_on+0xd/0x10
[ 2582.012595]  ? __kthread_parkme+0x175/0x240
[ 2582.016894]  kthread+0x33c/0x400
[ 2582.020228]  ? worker_thread+0x1990/0x1990
[ 2582.024430]  ? kthread_stop+0x7a0/0x7a0
[ 2582.029943]  ret_from_fork+0x24/0x30
[ 2582.033658] krfcommd        S24800  1417      2 0x80000000
[ 2582.039276] Call Trace:
[ 2582.041840]  __schedule+0x8eb/0x2060
[ 2582.045538]  ? __sched_text_start+0x8/0x8
[ 2582.049660]  ? check_noncircular+0x20/0x20
[ 2582.053861]  ? trace_hardirqs_on+0xd/0x10
[ 2582.057984]  ? rfcomm_run+0x6f7/0x4a10
[ 2582.061843]  ? save_stack+0x43/0xd0
[ 2582.065439]  ? kasan_kmalloc+0xad/0xe0
[ 2582.069304]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2582.074120]  ? debug_object_fixup+0x30/0x30
[ 2582.078416]  ? check_noncircular+0x20/0x20
[ 2582.082628]  ? find_held_lock+0x35/0x1d0
[ 2582.086673]  schedule+0xf5/0x430
[ 2582.090020]  ? __schedule+0x2060/0x2060
[ 2582.093969]  ? find_held_lock+0x35/0x1d0
[ 2582.098020]  ? add_wait_queue+0x1a9/0x290
[ 2582.102141]  ? lock_downgrade+0x980/0x980
[ 2582.106267]  schedule_timeout+0x1a3/0x230
[ 2582.110398]  ? usleep_range+0x190/0x190
[ 2582.114349]  ? wait_for_completion+0x770/0x770
[ 2582.118903]  ? lock_sock_nested+0x91/0x110
[ 2582.123107]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2582.128184]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2582.133172]  ? trace_hardirqs_on+0xd/0x10
[ 2582.137296]  wait_woken+0x10f/0x280
[ 2582.140898]  ? woken_wake_function+0x60/0x60
[ 2582.145290]  rfcomm_run+0x127a/0x4a10
[ 2582.149065]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2582.153534]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2582.158522]  ? trace_hardirqs_on+0xd/0x10
[ 2582.162644]  ? rfcomm_check_accept+0x210/0x210
[ 2582.167194]  ? finish_task_switch+0x1d3/0x740
[ 2582.171699]  ? __sched_text_start+0x8/0x8
[ 2582.175814]  ? lock_downgrade+0x980/0x980
[ 2582.179937]  ? lock_release+0xa40/0xa40
[ 2582.183890]  ? find_held_lock+0x35/0x1d0
[ 2582.187933]  ? __init_waitqueue_head+0x140/0x140
[ 2582.192670]  ? complete+0x62/0x80
[ 2582.196103]  ? schedule+0xf5/0x430
[ 2582.199617]  ? __schedule+0x2060/0x2060
[ 2582.203560]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2582.207856]  ? __lockdep_init_map+0xe4/0x650
[ 2582.212238]  ? do_raw_spin_trylock+0x190/0x190
[ 2582.216792]  ? lockdep_init_map+0x9/0x10
[ 2582.220824]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2582.225902]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2582.230890]  ? trace_hardirqs_on+0xd/0x10
[ 2582.235013]  ? __kthread_parkme+0x175/0x240
[ 2582.239314]  kthread+0x33c/0x400
[ 2582.242653]  ? rfcomm_check_accept+0x210/0x210
[ 2582.247204]  ? kthread_stop+0x7a0/0x7a0
[ 2582.251161]  ret_from_fork+0x24/0x30
[ 2582.254866] kkcmd           I26400  1419      2 0x80000000
[ 2582.260481] Call Trace:
[ 2582.263042]  __schedule+0x8eb/0x2060
[ 2582.266738]  ? __sched_text_start+0x8/0x8
[ 2582.270856]  ? check_noncircular+0x20/0x20
[ 2582.275067]  ? find_held_lock+0x35/0x1d0
[ 2582.279200]  ? set_user_nice+0x4fb/0x890
[ 2582.283234]  ? lock_downgrade+0x980/0x980
[ 2582.287378]  schedule+0xf5/0x430
[ 2582.290714]  ? lock_downgrade+0x980/0x980
[ 2582.294833]  ? __schedule+0x2060/0x2060
[ 2582.298778]  ? lock_release+0xa40/0xa40
[ 2582.302725]  ? set_user_nice+0x4fb/0x890
[ 2582.306761]  ? do_raw_spin_trylock+0x190/0x190
[ 2582.311313]  ? resched_curr+0x1a0/0x1a0
[ 2582.315256]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2582.319725]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2582.324719]  rescuer_thread+0xf4b/0x1460
[ 2582.328771]  ? lock_downgrade+0x980/0x980
[ 2582.332909]  ? do_raw_spin_trylock+0x190/0x190
[ 2582.337468]  ? worker_thread+0x1990/0x1990
[ 2582.341675]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2582.346663]  ? trace_hardirqs_on+0xd/0x10
[ 2582.350789]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2582.355256]  ? finish_task_switch+0x1d3/0x740
[ 2582.359719]  ? finish_task_switch+0x1aa/0x740
[ 2582.364191]  ? copy_overflow+0x20/0x20
[ 2582.368066]  ? __schedule+0x8f3/0x2060
[ 2582.371934]  ? __sched_text_start+0x8/0x8
[ 2582.376071]  ? find_held_lock+0x35/0x1d0
[ 2582.380122]  ? find_held_lock+0x35/0x1d0
[ 2582.384165]  ? complete+0x62/0x80
[ 2582.387603]  ? __schedule+0x2060/0x2060
[ 2582.391547]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2582.395842]  ? __lockdep_init_map+0xe4/0x650
[ 2582.400226]  ? do_raw_spin_trylock+0x190/0x190
[ 2582.404781]  ? lockdep_init_map+0x9/0x10
[ 2582.408815]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2582.413896]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2582.418886]  ? trace_hardirqs_on+0xd/0x10
[ 2582.423007]  ? __kthread_parkme+0x175/0x240
[ 2582.427310]  kthread+0x33c/0x400
[ 2582.430647]  ? worker_thread+0x1990/0x1990
[ 2582.434848]  ? kthread_stop+0x7a0/0x7a0
[ 2582.438799]  ret_from_fork+0x24/0x30
[ 2582.442510] kstrp           I26400  1420      2 0x80000000
[ 2582.448127] Call Trace:
[ 2582.450690]  __schedule+0x8eb/0x2060
[ 2582.454386]  ? __sched_text_start+0x8/0x8
[ 2582.458506]  ? check_noncircular+0x20/0x20
[ 2582.462716]  ? find_held_lock+0x35/0x1d0
[ 2582.466931]  ? set_user_nice+0x4fb/0x890
[ 2582.470967]  ? lock_downgrade+0x980/0x980
[ 2582.475109]  schedule+0xf5/0x430
[ 2582.478446]  ? lock_downgrade+0x980/0x980
[ 2582.482568]  ? __schedule+0x2060/0x2060
[ 2582.486516]  ? lock_release+0xa40/0xa40
[ 2582.490478]  ? set_user_nice+0x4fb/0x890
[ 2582.494515]  ? do_raw_spin_trylock+0x190/0x190
[ 2582.499067]  ? resched_curr+0x1a0/0x1a0
[ 2582.503015]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2582.507488]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2582.512482]  rescuer_thread+0xf4b/0x1460
[ 2582.516531]  ? lock_downgrade+0x980/0x980
[ 2582.520672]  ? do_raw_spin_trylock+0x190/0x190
[ 2582.525230]  ? worker_thread+0x1990/0x1990
[ 2582.529436]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2582.534426]  ? trace_hardirqs_on+0xd/0x10
[ 2582.538543]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2582.543015]  ? finish_task_switch+0x1d3/0x740
[ 2582.547479]  ? finish_task_switch+0x1aa/0x740
[ 2582.551951]  ? copy_overflow+0x20/0x20
[ 2582.555826]  ? __schedule+0x8f3/0x2060
[ 2582.559695]  ? __sched_text_start+0x8/0x8
[ 2582.563823]  ? find_held_lock+0x35/0x1d0
[ 2582.567868]  ? cache_grow_end.part.35+0x84/0x180
[ 2582.572605]  ? find_held_lock+0x35/0x1d0
[ 2582.576647]  ? complete+0x62/0x80
[ 2582.580084]  ? __schedule+0x2060/0x2060
[ 2582.584030]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2582.588323]  ? __lockdep_init_map+0xe4/0x650
[ 2582.592704]  ? do_raw_spin_trylock+0x190/0x190
[ 2582.597265]  ? lockdep_init_map+0x9/0x10
[ 2582.601298]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2582.606376]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2582.611366]  ? trace_hardirqs_on+0xd/0x10
[ 2582.615485]  ? __kthread_parkme+0x175/0x240
[ 2582.619786]  kthread+0x33c/0x400
[ 2582.623125]  ? worker_thread+0x1990/0x1990
[ 2582.627329]  ? kthread_stop+0x7a0/0x7a0
[ 2582.631278]  ret_from_fork+0x24/0x30
[ 2582.634983] krdsd           I26400  1421      2 0x80000000
[ 2582.640596] Call Trace:
[ 2582.643165]  __schedule+0x8eb/0x2060
[ 2582.646863]  ? __sched_text_start+0x8/0x8
[ 2582.650982]  ? check_noncircular+0x20/0x20
[ 2582.655191]  ? find_held_lock+0x35/0x1d0
[ 2582.659237]  ? set_user_nice+0x4fb/0x890
[ 2582.663272]  ? lock_downgrade+0x980/0x980
[ 2582.667416]  schedule+0xf5/0x430
[ 2582.670754]  ? lock_downgrade+0x980/0x980
[ 2582.674875]  ? __schedule+0x2060/0x2060
[ 2582.678822]  ? lock_release+0xa40/0xa40
[ 2582.682767]  ? set_user_nice+0x4fb/0x890
[ 2582.686804]  ? do_raw_spin_trylock+0x190/0x190
[ 2582.691356]  ? resched_curr+0x1a0/0x1a0
[ 2582.695302]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2582.699770]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2582.704764]  rescuer_thread+0xf4b/0x1460
[ 2582.708815]  ? lock_downgrade+0x980/0x980
[ 2582.712949]  ? do_raw_spin_trylock+0x190/0x190
[ 2582.717506]  ? worker_thread+0x1990/0x1990
[ 2582.721713]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2582.726701]  ? trace_hardirqs_on+0xd/0x10
[ 2582.730826]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2582.735293]  ? finish_task_switch+0x1d3/0x740
[ 2582.739756]  ? finish_task_switch+0x1aa/0x740
[ 2582.744228]  ? copy_overflow+0x20/0x20
[ 2582.748103]  ? __schedule+0x8f3/0x2060
[ 2582.751973]  ? __sched_text_start+0x8/0x8
[ 2582.756110]  ? find_held_lock+0x35/0x1d0
[ 2582.760153]  ? find_held_lock+0x35/0x1d0
[ 2582.764196]  ? complete+0x62/0x80
[ 2582.767631]  ? __schedule+0x2060/0x2060
[ 2582.771572]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2582.775862]  ? __lockdep_init_map+0xe4/0x650
[ 2582.780245]  ? do_raw_spin_trylock+0x190/0x190
[ 2582.784797]  ? lockdep_init_map+0x9/0x10
[ 2582.788829]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2582.793906]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2582.798894]  ? trace_hardirqs_on+0xd/0x10
[ 2582.803015]  ? __kthread_parkme+0x175/0x240
[ 2582.807315]  kthread+0x33c/0x400
[ 2582.810653]  ? worker_thread+0x1990/0x1990
[ 2582.814865]  ? kthread_stop+0x7a0/0x7a0
[ 2582.818815]  ret_from_fork+0x24/0x30
[ 2582.822523] jbd2/sda1-8     S17472  1485      2 0x80000000
[ 2582.828128] Call Trace:
[ 2582.830691]  __schedule+0x8eb/0x2060
[ 2582.834395]  ? __sched_text_start+0x8/0x8
[ 2582.838517]  ? check_noncircular+0x20/0x20
[ 2582.842727]  ? prepare_to_wait+0x192/0x4d0
[ 2582.846935]  ? lock_downgrade+0x980/0x980
[ 2582.851058]  ? lock_release+0xa40/0xa40
[ 2582.855025]  ? mark_held_locks+0xaf/0x100
[ 2582.859166]  schedule+0xf5/0x430
[ 2582.862506]  ? lock_downgrade+0x980/0x980
[ 2582.866629]  ? __schedule+0x2060/0x2060
[ 2582.870582]  ? try_to_del_timer_sync+0xe0/0x130
[ 2582.875237]  ? do_raw_write_trylock+0x190/0x190
[ 2582.879899]  kjournald2+0x69c/0x9f0
[ 2582.883510]  ? commit_timeout+0x40/0x40
[ 2582.887464]  ? complete+0x62/0x80
[ 2582.890892]  ? schedule+0xf5/0x430
[ 2582.894406]  ? __schedule+0x2060/0x2060
[ 2582.898348]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2582.902641]  ? __lockdep_init_map+0xe4/0x650
[ 2582.907025]  ? do_raw_spin_trylock+0x190/0x190
[ 2582.911579]  ? lockdep_init_map+0x9/0x10
[ 2582.915613]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2582.920688]  ? prepare_to_wait+0x4d0/0x4d0
[ 2582.924897]  ? trace_hardirqs_on+0xd/0x10
[ 2582.929018]  ? __kthread_parkme+0x175/0x240
[ 2582.933318]  kthread+0x33c/0x400
[ 2582.936655]  ? commit_timeout+0x40/0x40
[ 2582.940597]  ? kthread_stop+0x7a0/0x7a0
[ 2582.944553]  ret_from_fork+0x24/0x30
[ 2582.948259] ext4-rsv-conver I26400  1486      2 0x80000000
[ 2582.953871] Call Trace:
[ 2582.956433]  __schedule+0x8eb/0x2060
[ 2582.960128]  ? __sched_text_start+0x8/0x8
[ 2582.964336]  ? check_noncircular+0x20/0x20
[ 2582.968546]  ? find_held_lock+0x35/0x1d0
[ 2582.972589]  ? set_user_nice+0x4fb/0x890
[ 2582.976623]  ? lock_downgrade+0x980/0x980
[ 2582.980766]  schedule+0xf5/0x430
[ 2582.984103]  ? lock_downgrade+0x980/0x980
[ 2582.988222]  ? __schedule+0x2060/0x2060
[ 2582.992170]  ? lock_release+0xa40/0xa40
[ 2582.996115]  ? set_user_nice+0x4fb/0x890
[ 2583.000151]  ? do_raw_spin_trylock+0x190/0x190
[ 2583.004705]  ? resched_curr+0x1a0/0x1a0
[ 2583.008650]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2583.013119]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2583.018116]  rescuer_thread+0xf4b/0x1460
[ 2583.022165]  ? lock_downgrade+0x980/0x980
[ 2583.026303]  ? do_raw_spin_trylock+0x190/0x190
[ 2583.030860]  ? worker_thread+0x1990/0x1990
[ 2583.035067]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2583.040057]  ? trace_hardirqs_on+0xd/0x10
[ 2583.044176]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2583.048643]  ? finish_task_switch+0x1d3/0x740
[ 2583.053108]  ? finish_task_switch+0x1aa/0x740
[ 2583.057589]  ? copy_overflow+0x20/0x20
[ 2583.061463]  ? __schedule+0x8f3/0x2060
[ 2583.065333]  ? __sched_text_start+0x8/0x8
[ 2583.069470]  ? find_held_lock+0x35/0x1d0
[ 2583.073517]  ? find_held_lock+0x35/0x1d0
[ 2583.077562]  ? complete+0x62/0x80
[ 2583.081000]  ? __schedule+0x2060/0x2060
[ 2583.084950]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2583.089243]  ? __lockdep_init_map+0xe4/0x650
[ 2583.093623]  ? do_raw_spin_trylock+0x190/0x190
[ 2583.098178]  ? lockdep_init_map+0x9/0x10
[ 2583.102208]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2583.107285]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2583.112274]  ? trace_hardirqs_on+0xd/0x10
[ 2583.116395]  ? __kthread_parkme+0x175/0x240
[ 2583.120692]  kthread+0x33c/0x400
[ 2583.124031]  ? worker_thread+0x1990/0x1990
[ 2583.128237]  ? kthread_stop+0x7a0/0x7a0
[ 2583.132186]  ret_from_fork+0x24/0x30
[ 2583.135895] udevd           S19408  1604      1 0x00000000
[ 2583.141508] Call Trace:
[ 2583.144073]  __schedule+0x8eb/0x2060
[ 2583.147771]  ? __sched_text_start+0x8/0x8
[ 2583.151897]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2583.156891]  ? mutex_unlock+0xd/0x10
[ 2583.160576]  ? ep_scan_ready_list+0x9f6/0xea0
[ 2583.165042]  ? unix_dgram_recvmsg+0x461/0x1990
[ 2583.169605]  ? ep_eventpoll_release+0x60/0x60
[ 2583.174073]  ? check_noncircular+0x20/0x20
[ 2583.178286]  ? unix_getname+0x290/0x290
[ 2583.182240]  schedule+0xf5/0x430
[ 2583.185582]  ? __schedule+0x2060/0x2060
[ 2583.189537]  ? is_bpf_text_address+0xa4/0x120
[ 2583.194008]  ? kernel_text_address+0x102/0x140
[ 2583.198570]  ? find_held_lock+0x35/0x1d0
[ 2583.202628]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2583.207965]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2583.213042]  ? save_stack+0x43/0xd0
[ 2583.216636]  ? kasan_slab_free+0x71/0xc0
[ 2583.220666]  ? kmem_cache_free+0x83/0x2a0
[ 2583.224785]  ? do_raw_spin_trylock+0x190/0x190
[ 2583.229341]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2583.234424]  schedule_hrtimeout_range+0x2a/0x40
[ 2583.239067]  ep_poll+0xa04/0x1190
[ 2583.242512]  ? ep_poll_callback+0x1060/0x1060
[ 2583.246982]  ? mntput_no_expire+0x15e/0xa90
[ 2583.251291]  ? security_socket_recvmsg+0x91/0xc0
[ 2583.256026]  ? unix_getname+0x290/0x290
[ 2583.259973]  ? sock_recvmsg+0xd1/0x110
[ 2583.263839]  ? SYSC_recvfrom+0x3d7/0x5a0
[ 2583.267878]  ? SYSC_getpeername+0x4a0/0x4a0
[ 2583.272188]  ? SyS_renameat+0xca0/0xca0
[ 2583.276135]  ? __lock_is_held+0xb6/0x140
[ 2583.280173]  ? __fget_light+0x297/0x380
[ 2583.284131]  ? __sb_end_write+0xa0/0xd0
[ 2583.288080]  ? vfs_write+0x224/0x510
[ 2583.291767]  ? wake_up_q+0xe0/0xe0
[ 2583.295277]  ? SyS_write+0x184/0x220
[ 2583.298962]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2583.303782]  SyS_epoll_wait+0x167/0x1c0
[ 2583.307737]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2583.312461] RIP: 0033:0x7f9b376bd943
[ 2583.316140] RSP: 002b:00007fffcef71f28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
[ 2583.323821] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f9b376bd943
[ 2583.331068] RDX: 0000000000000008 RSI: 00007fffcef72020 RDI: 000000000000000a
[ 2583.338306] RBP: 00000000016efb30 R08: 0000000000000000 R09: 0000000000000000
[ 2583.345552] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007fffcef71649
[ 2583.352792] R13: 0000000000000008 R14: 0000000000000008 R15: 00007fffcef71648
[ 2583.360057] dhclient        S24216  2854      1 0x00000000
[ 2583.365656] Call Trace:
[ 2583.368220]  __schedule+0x8eb/0x2060
[ 2583.371917]  ? __sched_text_start+0x8/0x8
[ 2583.376037]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2583.380853]  ? lock_downgrade+0x980/0x980
[ 2583.384980]  ? enqueue_hrtimer+0x171/0x4a0
[ 2583.389188]  ? __remove_hrtimer+0x190/0x190
[ 2583.393487]  ? do_raw_spin_trylock+0x190/0x190
[ 2583.398047]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2583.403210]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2583.408198]  ? trace_hardirqs_on+0xd/0x10
[ 2583.412328]  schedule+0xf5/0x430
[ 2583.415670]  ? __schedule+0x2060/0x2060
[ 2583.419619]  ? __pollwait+0x2b6/0x400
[ 2583.423401]  ? datagram_poll+0x428/0x5d0
[ 2583.427435]  ? memset+0x31/0x40
[ 2583.430687]  ? __hrtimer_init+0x4e/0x140
[ 2583.434725]  schedule_hrtimeout_range_clock+0x206/0x460
[ 2583.440064]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2583.445143]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2583.449351]  ? __fget_light+0x297/0x380
[ 2583.453298]  ? udplite_getfrag+0x50/0x50
[ 2583.457330]  ? fget_raw+0x20/0x20
[ 2583.460756]  ? set_normalized_timespec64+0x5a/0xb0
[ 2583.465660]  schedule_hrtimeout_range+0x2a/0x40
[ 2583.470303]  poll_schedule_timeout+0x10f/0x1f0
[ 2583.475290]  ? poll_freewait+0x250/0x250
[ 2583.479323]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2583.485193]  do_select+0x11dd/0x1700
[ 2583.488920]  ? select_estimate_accuracy+0x450/0x450
[ 2583.493912]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2583.499072]  ? find_held_lock+0x35/0x1d0
[ 2583.503112]  ? lock_acquire+0x1d5/0x580
[ 2583.507079]  ? set_fd_set.part.0+0x70/0x70
[ 2583.511292]  ? set_fd_set.part.0+0x70/0x70
[ 2583.515500]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2583.520667]  ? find_held_lock+0x35/0x1d0
[ 2583.524712]  ? __might_fault+0x110/0x1d0
[ 2583.528745]  ? lock_downgrade+0x980/0x980
[ 2583.532872]  ? lock_release+0xa40/0xa40
[ 2583.536818]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2583.542676]  ? __check_object_size+0x25d/0x4f0
[ 2583.547239]  ? __might_sleep+0x95/0x190
[ 2583.551194]  ? kasan_check_write+0x14/0x20
[ 2583.555408]  core_sys_select+0x480/0x960
[ 2583.559439]  ? core_sys_select+0x480/0x960
[ 2583.563653]  ? poll_select_set_timeout+0x210/0x210
[ 2583.568568]  ? kvm_clock_get_cycles+0x25/0x30
[ 2583.573048]  ? timespec64_add_safe+0x1bb/0x2c0
[ 2583.577616]  ? mm_fault_error+0x2c0/0x2c0
[ 2583.581747]  ? poll_select_set_timeout+0x12f/0x210
[ 2583.586645]  ? do_restart_poll+0x2a0/0x2a0
[ 2583.590855]  ? kasan_check_write+0x14/0x20
[ 2583.595068]  SyS_select+0x194/0x230
[ 2583.598674]  ? core_sys_select+0x960/0x960
[ 2583.602883]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2583.607700]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2583.612691]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2583.617427]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2583.622154] RIP: 0033:0x7faa0d9b0dd3
[ 2583.625833] RSP: 002b:00007fffb9542628 EFLAGS: 00000246 ORIG_RAX: 0000000000000017
[ 2583.633512] RAX: ffffffffffffffda RBX: 00005607c9aecf20 RCX: 00007faa0d9b0dd3
[ 2583.640752] RDX: 00007faa0ddfe190 RSI: 00007faa0ddfe090 RDI: 0000000000000016
[ 2583.647993] RBP: 00005607c9aedc60 R08: 00007fffb9542680 R09: 0000000000000000
[ 2583.655236] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000060
[ 2583.662475] R13: 00007faa0de10fb0 R14: 0000000000000300 R15: 00005607c9b6bbb0
[ 2583.669743] rsyslogd        S19072  2988      1 0x00000000
[ 2583.675342] Call Trace:
[ 2583.677906]  __schedule+0x8eb/0x2060
[ 2583.681611]  ? __sched_text_start+0x8/0x8
[ 2583.685736]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2583.690550]  ? lock_downgrade+0x980/0x980
[ 2583.694674]  ? enqueue_hrtimer+0x171/0x4a0
[ 2583.698882]  ? __remove_hrtimer+0x190/0x190
[ 2583.703175]  ? do_raw_spin_trylock+0x190/0x190
[ 2583.707731]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2583.712808]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2583.717798]  ? trace_hardirqs_on+0xd/0x10
[ 2583.721927]  schedule+0xf5/0x430
[ 2583.725286]  ? __schedule+0x2060/0x2060
[ 2583.729237]  ? pvclock_read_flags+0x160/0x160
[ 2583.733711]  ? check_noncircular+0x20/0x20
[ 2583.737915]  ? lock_release+0xa40/0xa40
[ 2583.741878]  ? ktime_get_ts64+0x15f/0x4d0
[ 2583.746012]  ? memset+0x31/0x40
[ 2583.749278]  ? __hrtimer_init+0x4e/0x140
[ 2583.753317]  schedule_hrtimeout_range_clock+0x206/0x460
[ 2583.758656]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2583.763741]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2583.767955]  ? do_select+0x54d/0x1700
[ 2583.771735]  ? set_normalized_timespec64+0x5a/0xb0
[ 2583.776641]  schedule_hrtimeout_range+0x2a/0x40
[ 2583.781284]  poll_schedule_timeout+0x10f/0x1f0
[ 2583.785842]  ? poll_freewait+0x250/0x250
[ 2583.789891]  do_select+0x11dd/0x1700
[ 2583.793602]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2583.798767]  ? print_irqtrace_events+0x270/0x270
[ 2583.803502]  ? select_estimate_accuracy+0x450/0x450
[ 2583.808492]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2583.813658]  ? avc_has_perm+0x35e/0x680
[ 2583.817606]  ? lock_downgrade+0x980/0x980
[ 2583.821724]  ? print_irqtrace_events+0x270/0x270
[ 2583.826461]  ? __lock_acquire+0x664/0x3e00
[ 2583.830686]  ? check_noncircular+0x20/0x20
[ 2583.834900]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2583.840067]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2583.845231]  ? check_noncircular+0x20/0x20
[ 2583.849450]  ? find_held_lock+0x35/0x1d0
[ 2583.853493]  ? core_sys_select+0x1f7/0x960
[ 2583.857699]  ? lock_downgrade+0x980/0x980
[ 2583.861824]  ? lock_release+0xa40/0xa40
[ 2583.865774]  ? __lock_is_held+0xb6/0x140
[ 2583.869824]  core_sys_select+0x480/0x960
[ 2583.873854]  ? core_sys_select+0x480/0x960
[ 2583.878070]  ? poll_select_set_timeout+0x210/0x210
[ 2583.882978]  ? kvm_clock_get_cycles+0x25/0x30
[ 2583.887457]  ? timespec64_add_safe+0x1bb/0x2c0
[ 2583.892035]  ? fput+0xd2/0x140
[ 2583.895206]  ? poll_select_set_timeout+0x12f/0x210
[ 2583.900108]  ? do_restart_poll+0x2a0/0x2a0
[ 2583.904328]  ? kasan_check_write+0x14/0x20
[ 2583.908541]  SyS_select+0x194/0x230
[ 2583.912144]  ? core_sys_select+0x960/0x960
[ 2583.916352]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2583.921168]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2583.926158]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2583.930895]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2583.935619] RIP: 0033:0x7f7e51474df3
[ 2583.939299] RSP: 002b:00007ffd164ab980 EFLAGS: 00000293 ORIG_RAX: 0000000000000017
[ 2583.946978] RAX: ffffffffffffffda RBX: 00007f7e4f0e4700 RCX: 00007f7e51474df3
[ 2583.954217] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[ 2583.961456] RBP: 0000000000000001 R08: 00007ffd164ab9b0 R09: 00007f7e4f0e4700
[ 2583.968696] R10: 0000000000000000 R11: 0000000000000293 R12: 000000000065e420
[ 2583.975936] R13: 00007f7e4f0e49c0 R14: 00007f7e52189040 R15: 0000000000000003
[ 2583.983205] rs:main Q:Reg   S21744  2989      1 0x00000000
[ 2583.988809] Call Trace:
[ 2583.991372]  __schedule+0x8eb/0x2060
[ 2583.995069]  ? __sched_text_start+0x8/0x8
[ 2583.999190]  ? check_noncircular+0x20/0x20
[ 2584.003398]  ? plist_check_head+0xe2/0x130
[ 2584.007603]  ? plist_check_list+0xa0/0xa0
[ 2584.011725]  ? jbd2_journal_stop+0x482/0x1490
[ 2584.016207]  ? plist_add+0x5cb/0x760
[ 2584.019914]  schedule+0xf5/0x430
[ 2584.023253]  ? lock_downgrade+0x980/0x980
[ 2584.027371]  ? __schedule+0x2060/0x2060
[ 2584.031331]  ? do_raw_spin_trylock+0x190/0x190
[ 2584.035883]  ? futex_wait_setup+0x14a/0x3d0
[ 2584.040191]  futex_wait_queue_me+0x3ed/0x7e0
[ 2584.044577]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2584.049916]  ? print_irqtrace_events+0x270/0x270
[ 2584.054649]  ? get_futex_value_locked+0xc3/0xf0
[ 2584.059293]  ? futex_wait_setup+0x22e/0x3d0
[ 2584.063598]  ? futex_wake+0x680/0x680
[ 2584.067374]  ? __lock_acquire+0x664/0x3e00
[ 2584.071588]  futex_wait+0x34b/0x9a0
[ 2584.075198]  ? futex_wait_setup+0x3d0/0x3d0
[ 2584.079497]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2584.084656]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2584.089819]  ? find_held_lock+0x35/0x1d0
[ 2584.093866]  ? lock_downgrade+0x980/0x980
[ 2584.098006]  ? check_noncircular+0x20/0x20
[ 2584.102216]  ? current_time+0xc0/0xc0
[ 2584.105998]  do_futex+0x11ec/0x22a0
[ 2584.109596]  ? check_noncircular+0x20/0x20
[ 2584.113800]  ? check_noncircular+0x20/0x20
[ 2584.118009]  ? up_read+0x40/0x40
[ 2584.121351]  ? check_noncircular+0x20/0x20
[ 2584.125563]  ? exit_robust_list+0x240/0x240
[ 2584.129855]  ? find_held_lock+0x35/0x1d0
[ 2584.133899]  ? find_held_lock+0x35/0x1d0
[ 2584.137936]  ? find_held_lock+0x35/0x1d0
[ 2584.141979]  ? __f_unlock_pos+0x19/0x20
[ 2584.145923]  ? lock_downgrade+0x980/0x980
[ 2584.150049]  ? do_raw_spin_trylock+0x190/0x190
[ 2584.154619]  ? find_held_lock+0x35/0x1d0
[ 2584.158657]  ? __mutex_unlock_slowpath+0xe9/0xac0
[ 2584.163472]  ? vfs_write+0x374/0x510
[ 2584.167159]  ? wait_for_completion+0x770/0x770
[ 2584.171721]  ? __lock_is_held+0xb6/0x140
[ 2584.175777]  SyS_futex+0x260/0x390
[ 2584.179298]  ? do_futex+0x22a0/0x22a0
[ 2584.183066]  ? SyS_write+0x184/0x220
[ 2584.186752]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2584.191568]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2584.196559]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2584.201306]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2584.206035] RIP: 0033:0x7f7e51b41344
[ 2584.209715] RSP: 002b:00007f7e500e5cb0 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2584.217394] RAX: ffffffffffffffda RBX: 00000000016ff000 RCX: 00007f7e51b41344
[ 2584.224635] RDX: 0000000000000bf7 RSI: 0000000000000080 RDI: 00000000015f9264
[ 2584.231873] RBP: fffffffffff41000 R08: 0000000000000000 R09: 00000000000005fb
[ 2584.239111] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7e51726ef0
[ 2584.246350] R13: 00000000016ff000 R14: 00000000000bf000 R15: 00000000015e8a10
[ 2584.253614] rsyslogd        S23072  2990      1 0x00000000
[ 2584.259213] Call Trace:
[ 2584.261776]  __schedule+0x8eb/0x2060
[ 2584.265474]  ? __sched_text_start+0x8/0x8
[ 2584.269598]  ? find_held_lock+0x35/0x1d0
[ 2584.273642]  ? add_wait_queue+0x1a9/0x290
[ 2584.277763]  ? lock_downgrade+0x980/0x980
[ 2584.281878]  ? lock_downgrade+0x980/0x980
[ 2584.286000]  ? lock_release+0xa40/0xa40
[ 2584.289946]  ? lock_release+0xa40/0xa40
[ 2584.293896]  ? do_raw_spin_trylock+0x190/0x190
[ 2584.298455]  schedule+0xf5/0x430
[ 2584.301793]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2584.306779]  ? __schedule+0x2060/0x2060
[ 2584.310729]  ? add_wait_queue+0x1a9/0x290
[ 2584.314855]  ? wait_woken+0x280/0x280
[ 2584.318629]  ? iterate_fd+0x3f0/0x3f0
[ 2584.322400]  ? __x2apic_send_IPI_dest+0x5c/0x80
[ 2584.327043]  ? check_noncircular+0x20/0x20
[ 2584.331246]  ? x2apic_send_IPI+0x6f/0xa0
[ 2584.335289]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2584.340627]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2584.345706]  ? unix_create+0x1c0/0x1c0
[ 2584.349567]  ? __fget_light+0x297/0x380
[ 2584.353525]  schedule_hrtimeout_range+0x2a/0x40
[ 2584.358168]  poll_schedule_timeout+0x10f/0x1f0
[ 2584.362725]  ? poll_freewait+0x250/0x250
[ 2584.366755]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2584.372622]  do_select+0x11dd/0x1700
[ 2584.376349]  ? select_estimate_accuracy+0x450/0x450
[ 2584.381336]  ? migrate_swap_stop+0x970/0x970
[ 2584.385717]  ? find_held_lock+0x35/0x1d0
[ 2584.389767]  ? lock_downgrade+0x980/0x980
[ 2584.393899]  ? set_fd_set.part.0+0x70/0x70
[ 2584.398111]  ? __unqueue_futex+0x290/0x290
[ 2584.402322]  ? wake_up_q+0x8a/0xe0
[ 2584.405840]  ? find_held_lock+0x35/0x1d0
[ 2584.409971]  ? __might_fault+0x110/0x1d0
[ 2584.414006]  ? lock_downgrade+0x980/0x980
[ 2584.418136]  ? lock_release+0xa40/0xa40
[ 2584.422083]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2584.427938]  ? __check_object_size+0x25d/0x4f0
[ 2584.432501]  ? __might_sleep+0x95/0x190
[ 2584.436455]  ? kasan_check_write+0x14/0x20
[ 2584.440671]  core_sys_select+0x480/0x960
[ 2584.444704]  ? core_sys_select+0x480/0x960
[ 2584.448920]  ? poll_select_set_timeout+0x210/0x210
[ 2584.453821]  ? fget_raw+0x20/0x20
[ 2584.457245]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2584.461809]  ? up_read+0x1a/0x40
[ 2584.465163]  ? __fdget+0x18/0x20
[ 2584.468507]  ? fput+0xd2/0x140
[ 2584.471672]  ? __sys_recvmsg+0x138/0x210
[ 2584.475707]  ? SyS_sendmmsg+0x60/0x60
[ 2584.479491]  SyS_select+0x194/0x230
[ 2584.483095]  ? core_sys_select+0x960/0x960
[ 2584.487303]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2584.492126]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2584.497115]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2584.501852]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2584.506575] RIP: 0033:0x7f7e51474df3
[ 2584.510254] RSP: 002b:00007f7e4f8e4d90 EFLAGS: 00000293 ORIG_RAX: 0000000000000017
[ 2584.517933] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f7e51474df3
[ 2584.525173] RDX: 0000000000000000 RSI: 00007f7e4f8e4da0 RDI: 0000000000000001
[ 2584.532412] RBP: 00007f7e50b6d5e0 R08: 0000000000000000 R09: 0000000000000001
[ 2584.539652] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000800
[ 2584.546892] R13: 00007f7e4f8e3d50 R14: 000000000000000b R15: 000000000000000b
[ 2584.554160] rsyslogd        S23272  2991      1 0x00000000
[ 2584.559759] Call Trace:
[ 2584.562321]  __schedule+0x8eb/0x2060
[ 2584.566022]  ? __sched_text_start+0x8/0x8
[ 2584.570145]  ? mark_held_locks+0xaf/0x100
[ 2584.574265]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2584.579343]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2584.584333]  ? trace_hardirqs_on+0xd/0x10
[ 2584.588458]  ? prepare_to_wait_event+0x1dc/0xba0
[ 2584.593191]  ? prepare_to_wait_exclusive+0x530/0x530
[ 2584.598267]  ? __fdget_pos+0x12b/0x190
[ 2584.602126]  ? __mutex_lock+0x16f/0x1a80
[ 2584.606157]  ? __fdget_pos+0x12b/0x190
[ 2584.610030]  schedule+0xf5/0x430
[ 2584.613373]  ? __schedule+0x2060/0x2060
[ 2584.617329]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2584.623188]  ? dl_cpu_busy+0x370/0x370
[ 2584.627052]  ? __might_sleep+0x95/0x190
[ 2584.631010]  do_syslog+0x953/0xb80
[ 2584.634534]  ? log_buf_vmcoreinfo_setup+0x120/0x120
[ 2584.639524]  ? prepare_to_wait+0x4d0/0x4d0
[ 2584.643742]  ? __lock_is_held+0xb6/0x140
[ 2584.647786]  kmsg_read+0x74/0xa0
[ 2584.651126]  ? kmsg_poll+0xa0/0xa0
[ 2584.654639]  proc_reg_read+0xef/0x170
[ 2584.658415]  ? proc_reg_write+0x170/0x170
[ 2584.662532]  __vfs_read+0xef/0xa00
[ 2584.666044]  ? fsnotify+0x7b3/0x1140
[ 2584.669732]  ? vfs_copy_file_range+0x940/0x940
[ 2584.674294]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2584.678851]  ? avc_policy_seqno+0x9/0x20
[ 2584.682882]  ? selinux_file_permission+0x82/0x460
[ 2584.687702]  ? security_file_permission+0x89/0x1e0
[ 2584.692607]  ? rw_verify_area+0xe5/0x2b0
[ 2584.696642]  ? __fdget_raw+0x20/0x20
[ 2584.700331]  vfs_read+0x11e/0x350
[ 2584.703762]  SyS_read+0xef/0x220
[ 2584.707105]  ? kernel_write+0x120/0x120
[ 2584.711049]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2584.716037]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2584.720774]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2584.725499] RIP: 0033:0x7f7e51b441fd
[ 2584.729179] RSP: 002b:00007f7e4f0e3e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000
[ 2584.736865] RAX: ffffffffffffffda RBX: 0000000000000046 RCX: 00007f7e51b441fd
[ 2584.744109] RDX: 0000000000000fff RSI: 00007f7e509185a0 RDI: 0000000000000004
[ 2584.751349] RBP: 0000000000000030 R08: 00000000015f9260 R09: 0000000000000000
[ 2584.758588] R10: 0000000000000010 R11: 0000000000000293 R12: 00000000000003e3
[ 2584.765829] R13: 0000000000000046 R14: 00007f7e50918a6e R15: 00007f7e509195a4
[ 2584.773094] cron            S21232  3042      1 0x00000000
[ 2584.778696] Call Trace:
[ 2584.781258]  __schedule+0x8eb/0x2060
[ 2584.784957]  ? __sched_text_start+0x8/0x8
[ 2584.789078]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2584.793895]  ? lock_downgrade+0x980/0x980
[ 2584.798025]  ? enqueue_hrtimer+0x171/0x4a0
[ 2584.802233]  ? __remove_hrtimer+0x190/0x190
[ 2584.806526]  ? do_raw_spin_trylock+0x190/0x190
[ 2584.811082]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2584.816159]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2584.821147]  ? trace_hardirqs_on+0xd/0x10
[ 2584.825278]  schedule+0xf5/0x430
[ 2584.828628]  ? __schedule+0x2060/0x2060
[ 2584.832571]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2584.837559]  ? trace_hardirqs_on+0xd/0x10
[ 2584.841681]  ? __debug_object_init+0x235/0x1040
[ 2584.846331]  ? debug_object_fixup+0x30/0x30
[ 2584.850622]  ? find_held_lock+0x35/0x1d0
[ 2584.854665]  do_nanosleep+0x224/0x6e0
[ 2584.858447]  ? schedule_timeout_idle+0x90/0x90
[ 2584.863006]  ? lock_release+0xa40/0xa40
[ 2584.866954]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2584.872813]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2584.877284]  ? memset+0x31/0x40
[ 2584.880545]  hrtimer_nanosleep+0x27b/0x4d0
[ 2584.884765]  ? nanosleep_copyout+0x100/0x100
[ 2584.889149]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2584.893363]  ? SyS_rt_sigprocmask+0x191/0x220
[ 2584.897840]  SyS_nanosleep+0x175/0x1f0
[ 2584.901701]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2584.906077]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2584.911075]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2584.915813]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2584.920537] RIP: 0033:0x7fc00cda2e40
[ 2584.924220] RSP: 002b:00007ffdf2c25708 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2584.931898] RAX: ffffffffffffffda RBX: 0000000001f9b9b0 RCX: 00007fc00cda2e40
[ 2584.939137] RDX: 0000000000000000 RSI: 00007ffdf2c258b0 RDI: 00007ffdf2c258b0
[ 2584.946385] RBP: 0000000000000001 R08: 00007ffdf2c25710 R09: 0000000000000000
[ 2584.953623] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000010
[ 2584.960866] R13: 0000000000000002 R14: 0000000000000004 R15: 0000000001f9a7b0
[ 2584.968135] mcstransd       S23488  3064      1 0x00000000
[ 2584.973736] Call Trace:
[ 2584.976300]  __schedule+0x8eb/0x2060
[ 2584.979997]  ? __sched_text_start+0x8/0x8
[ 2584.984119]  ? lock_downgrade+0x980/0x980
[ 2584.988245]  ? find_held_lock+0x35/0x1d0
[ 2584.992289]  ? add_wait_queue+0x1a9/0x290
[ 2584.996413]  ? lock_downgrade+0x980/0x980
[ 2585.000538]  ? lock_release+0xa40/0xa40
[ 2585.004496]  ? lock_release+0xa40/0xa40
[ 2585.008452]  ? do_raw_spin_trylock+0x190/0x190
[ 2585.013013]  schedule+0xf5/0x430
[ 2585.016352]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2585.021340]  ? __schedule+0x2060/0x2060
[ 2585.025287]  ? trace_hardirqs_on+0xd/0x10
[ 2585.029418]  ? add_wait_queue+0x1a9/0x290
[ 2585.033543]  ? wait_woken+0x280/0x280
[ 2585.037332]  ? __kernel_text_address+0xd/0x40
[ 2585.041815]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2585.047150]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2585.052221]  ? unix_poll+0x3a0/0x4d0
[ 2585.055905]  ? poll_initwait+0x180/0x180
[ 2585.059936]  ? unix_stream_data_wait+0x8b0/0x8b0
[ 2585.064671]  ? lock_downgrade+0x980/0x980
[ 2585.068791]  ? __fget_light+0x297/0x380
[ 2585.072749]  schedule_hrtimeout_range+0x2a/0x40
[ 2585.077399]  poll_schedule_timeout+0x10f/0x1f0
[ 2585.081955]  ? sock_poll+0x141/0x320
[ 2585.085640]  ? poll_freewait+0x250/0x250
[ 2585.089688]  do_sys_poll+0xab3/0x10b0
[ 2585.093483]  ? compat_core_sys_select+0x9e0/0x9e0
[ 2585.098307]  ? mntput_no_expire+0x130/0xa90
[ 2585.102602]  ? lock_downgrade+0x980/0x980
[ 2585.106727]  ? kmem_cache_free+0x267/0x2a0
[ 2585.110939]  ? lock_release+0xa40/0xa40
[ 2585.114886]  ? __dentry_kill+0x487/0x6d0
[ 2585.119624]  ? check_noncircular+0x20/0x20
[ 2585.123832]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2585.129696]  ? sock_alloc_file+0x560/0x560
[ 2585.133901]  ? mntput_no_expire+0x15e/0xa90
[ 2585.138198]  ? mnt_get_count+0x150/0x150
[ 2585.142236]  ? find_held_lock+0x35/0x1d0
[ 2585.146291]  ? set_fd_set.part.0+0x70/0x70
[ 2585.150507]  ? do_raw_spin_trylock+0x190/0x190
[ 2585.155061]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2585.159531]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2585.164518]  ? trace_hardirqs_on+0xd/0x10
[ 2585.168638]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2585.173106]  ? task_work_run+0x1f4/0x270
[ 2585.177145]  ? task_work_cancel+0x210/0x210
[ 2585.181449]  ? exit_to_usermode_loop+0x8c/0x310
[ 2585.186097]  ? trace_hardirqs_off+0xd/0x10
[ 2585.190302]  ? exit_to_usermode_loop+0x198/0x310
[ 2585.195034]  ? trace_event_raw_event_sys_exit+0x260/0x260
[ 2585.200547]  ? __close_fd+0x222/0x360
[ 2585.204334]  SyS_poll+0x7e/0x450
[ 2585.207673]  ? SyS_poll+0x7e/0x450
[ 2585.211186]  ? SyS_pselect6+0x650/0x650
[ 2585.215130]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2585.220125]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2585.224863]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2585.229586] RIP: 0033:0x7f5eaffa1678
[ 2585.233268] RSP: 002b:00007ffd79b714e0 EFLAGS: 00000246 ORIG_RAX: 0000000000000007
[ 2585.240946] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5eaffa1678
[ 2585.248187] RDX: ffffffffffffffff RSI: 0000000000000001 RDI: 0000558cb5d942e0
[ 2585.255426] RBP: 0000558cb5d942e8 R08: 0000000000000000 R09: 00007f5eafff3620
[ 2585.262664] R10: 0000000000000007 R11: 0000000000000246 R12: 0000000000000001
[ 2585.269906] R13: 0000000000000002 R14: 0000000000000008 R15: 0000000000000005
[ 2585.277173] restorecond     S24216  3071      1 0x00000000
[ 2585.282772] Call Trace:
[ 2585.285338]  __schedule+0x8eb/0x2060
[ 2585.289037]  ? __sched_text_start+0x8/0x8
[ 2585.293157]  ? lock_downgrade+0x980/0x980
[ 2585.297282]  ? lock_release+0xa40/0xa40
[ 2585.301229]  ? debug_object_activate+0x307/0x730
[ 2585.305954]  ? print_irqtrace_events+0x270/0x270
[ 2585.310681]  ? do_raw_spin_trylock+0x190/0x190
[ 2585.315243]  ? check_noncircular+0x20/0x20
[ 2585.319448]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2585.324435]  ? trace_hardirqs_on+0xd/0x10
[ 2585.328570]  schedule+0xf5/0x430
[ 2585.331910]  ? check_noncircular+0x20/0x20
[ 2585.336118]  ? __schedule+0x2060/0x2060
[ 2585.340065]  ? find_held_lock+0x35/0x1d0
[ 2585.344110]  ? add_wait_queue+0x1a9/0x290
[ 2585.348229]  ? lock_downgrade+0x980/0x980
[ 2585.352358]  schedule_timeout+0x1a3/0x230
[ 2585.356481]  ? usleep_range+0x190/0x190
[ 2585.360431]  ? inotify_read+0x5ec/0x870
[ 2585.364379]  ? lock_downgrade+0x980/0x980
[ 2585.368504]  ? fsnotify_notify_queue_is_empty+0xfa/0x1c0
[ 2585.373931]  wait_woken+0x10f/0x280
[ 2585.377528]  ? do_raw_spin_trylock+0x190/0x190
[ 2585.382084]  ? woken_wake_function+0x60/0x60
[ 2585.386477]  inotify_read+0x689/0x870
[ 2585.390245]  ? find_held_lock+0x35/0x1d0
[ 2585.394291]  ? inotify_remove_from_idr+0x5e0/0x5e0
[ 2585.399188]  ? lock_downgrade+0x980/0x980
[ 2585.403304]  ? mntput+0x66/0x90
[ 2585.406565]  ? __init_waitqueue_head+0x140/0x140
[ 2585.411300]  ? bpf_fd_pass+0x5c/0x280
[ 2585.415074]  ? inotify_remove_from_idr+0x5e0/0x5e0
[ 2585.419979]  __vfs_read+0xef/0xa00
[ 2585.423489]  ? fsnotify+0x7b3/0x1140
[ 2585.427178]  ? vfs_copy_file_range+0x940/0x940
[ 2585.431740]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2585.436300]  ? selinux_file_permission+0x82/0x460
[ 2585.441120]  ? security_file_permission+0x89/0x1e0
[ 2585.446027]  ? rw_verify_area+0xe5/0x2b0
[ 2585.450059]  ? __fdget_raw+0x20/0x20
[ 2585.453747]  vfs_read+0x11e/0x350
[ 2585.457177]  SyS_read+0xef/0x220
[ 2585.460520]  ? kernel_write+0x120/0x120
[ 2585.464465]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2585.469454]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2585.474190]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2585.479369] RIP: 0033:0x7fd339c7b310
[ 2585.483053] RSP: 002b:00007ffc5338b768 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2585.490731] RAX: ffffffffffffffda RBX: 00005625a84ccfc0 RCX: 00007fd339c7b310
[ 2585.497970] RDX: 0000000000008000 RSI: 00007ffc5338b770 RDI: 0000000000000003
[ 2585.505211] RBP: 00005625a84cbd00 R08: 0000000000000000 R09: 73753a725f746365
[ 2585.512450] R10: 00005625a6b22f40 R11: 0000000000000246 R12: 0000000000000000
[ 2585.519691] R13: 00005625a84ccfc0 R14: 0000000000000801 R15: 0000000000000000
[ 2585.526957] sshd            S22224  3084      1 0x00000000
[ 2585.532558] Call Trace:
[ 2585.535124]  __schedule+0x8eb/0x2060
[ 2585.538823]  ? __sched_text_start+0x8/0x8
[ 2585.542944]  ? add_wait_queue+0x1a9/0x290
[ 2585.547066]  ? lock_downgrade+0x980/0x980
[ 2585.551191]  ? lock_release+0xa40/0xa40
[ 2585.555142]  ? check_noncircular+0x20/0x20
[ 2585.559349]  ? do_raw_spin_trylock+0x190/0x190
[ 2585.563905]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2585.568984]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2585.573974]  ? trace_hardirqs_on+0xd/0x10
[ 2585.578101]  schedule+0xf5/0x430
[ 2585.581436]  ? wait_woken+0x280/0x280
[ 2585.585210]  ? __schedule+0x2060/0x2060
[ 2585.589168]  ? __pollwait+0x2b6/0x400
[ 2585.592964]  ? tcp_poll+0x4eb/0xe90
[ 2585.596562]  ? poll_initwait+0x180/0x180
[ 2585.600599]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2585.605937]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2585.611015]  ? find_held_lock+0x35/0x1d0
[ 2585.615057]  ? __fget_light+0x297/0x380
[ 2585.619008]  ? fget_raw+0x20/0x20
[ 2585.622441]  schedule_hrtimeout_range+0x2a/0x40
[ 2585.627085]  poll_schedule_timeout+0x10f/0x1f0
[ 2585.631640]  ? poll_freewait+0x250/0x250
[ 2585.635671]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2585.641542]  do_select+0x11dd/0x1700
[ 2585.645269]  ? select_estimate_accuracy+0x450/0x450
[ 2585.650273]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2585.655451]  ? set_fd_set.part.0+0x70/0x70
[ 2585.659667]  ? set_fd_set.part.0+0x70/0x70
[ 2585.663878]  ? mntput_no_expire+0x130/0xa90
[ 2585.668177]  ? find_held_lock+0x35/0x1d0
[ 2585.672221]  ? __might_fault+0x110/0x1d0
[ 2585.676253]  ? lock_downgrade+0x980/0x980
[ 2585.680376]  ? lock_release+0xa40/0xa40
[ 2585.684321]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2585.690179]  ? __check_object_size+0x25d/0x4f0
[ 2585.694729]  ? mntput_no_expire+0x15e/0xa90
[ 2585.699032]  ? __might_sleep+0x95/0x190
[ 2585.702989]  ? kasan_check_write+0x14/0x20
[ 2585.707201]  core_sys_select+0x480/0x960
[ 2585.711232]  ? core_sys_select+0x480/0x960
[ 2585.715448]  ? poll_select_set_timeout+0x210/0x210
[ 2585.720351]  ? do_raw_spin_trylock+0x190/0x190
[ 2585.724907]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2585.729380]  ? trace_hardirqs_on+0xd/0x10
[ 2585.733497]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2585.737974]  ? task_work_cancel+0x210/0x210
[ 2585.742269]  ? exit_to_usermode_loop+0x8c/0x310
[ 2585.746916]  ? trace_hardirqs_off+0xd/0x10
[ 2585.751121]  ? exit_to_usermode_loop+0x198/0x310
[ 2585.755853]  ? trace_event_raw_event_sys_exit+0x260/0x260
[ 2585.761372]  SyS_select+0x194/0x230
[ 2585.764976]  ? core_sys_select+0x960/0x960
[ 2585.769179]  ? SyS_write+0x184/0x220
[ 2585.772866]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2585.777681]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2585.782668]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2585.787403]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2585.792128] RIP: 0033:0x7fbd8e968dd3
[ 2585.795809] RSP: 002b:00007ffc872bf168 EFLAGS: 00000246 ORIG_RAX: 0000000000000017
[ 2585.803489] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbd8e968dd3
[ 2585.810731] RDX: 0000000000000000 RSI: 000055f1f149daa0 RDI: 0000000000000007
[ 2585.817970] RBP: 0000000000000005 R08: 0000000000000000 R09: 0000000000000000
[ 2585.825210] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 2585.832449] R13: 000055f1f02eaa40 R14: 000055f1f149daa0 R15: 000055f1f02e4ca0
[ 2585.839715] getty           S19200  3114      1 0x00000000
[ 2585.845322] Call Trace:
[ 2585.847888]  __schedule+0x8eb/0x2060
[ 2585.851584]  ? __sched_text_start+0x8/0x8
[ 2585.855704]  ? __mutex_lock+0x16f/0x1a80
[ 2585.859736]  ? check_noncircular+0x20/0x20
[ 2585.863947]  ? n_tty_read+0x2ef/0x1a00
[ 2585.867806]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2585.872971]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2585.877789]  ? print_irqtrace_events+0x270/0x270
[ 2585.882524]  ? __lock_is_held+0xb6/0x140
[ 2585.886556]  ? check_noncircular+0x20/0x20
[ 2585.890767]  schedule+0xf5/0x430
[ 2585.894104]  ? check_noncircular+0x20/0x20
[ 2585.898310]  ? __schedule+0x2060/0x2060
[ 2585.902260]  ? mark_held_locks+0xaf/0x100
[ 2585.906379]  ? print_irqtrace_events+0x270/0x270
[ 2585.911105]  ? flush_work+0x6a7/0x8f0
[ 2585.914888]  ? lock_acquire+0x1d5/0x580
[ 2585.918841]  schedule_timeout+0x1a3/0x230
[ 2585.922963]  ? usleep_range+0x190/0x190
[ 2585.926914]  ? n_tty_read+0xad8/0x1a00
[ 2585.930783]  ? lock_downgrade+0x980/0x980
[ 2585.934912]  ? __might_sleep+0x95/0x190
[ 2585.938862]  wait_woken+0x10f/0x280
[ 2585.942458]  ? n_tty_read+0x92d/0x1a00
[ 2585.946320]  ? woken_wake_function+0x60/0x60
[ 2585.950718]  n_tty_read+0xaf0/0x1a00
[ 2585.954434]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2585.958911]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2585.964773]  ? rcu_note_context_switch+0x710/0x710
[ 2585.969680]  ? __init_waitqueue_head+0x140/0x140
[ 2585.974414]  ? __init_waitqueue_head+0x140/0x140
[ 2585.979143]  ? tty_poll+0x170/0x170
[ 2585.982755]  ? ldsem_down_read+0x37/0x40
[ 2585.986786]  ? ldsem_down_read+0x37/0x40
[ 2585.990821]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2585.995291]  tty_read+0x169/0x250
[ 2585.998720]  ? tty_poll+0x170/0x170
[ 2586.002315]  __vfs_read+0xef/0xa00
[ 2586.005827]  ? fsnotify+0x7b3/0x1140
[ 2586.009515]  ? vfs_copy_file_range+0x940/0x940
[ 2586.014075]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2586.018635]  ? avc_policy_seqno+0x9/0x20
[ 2586.022671]  ? selinux_file_permission+0x82/0x460
[ 2586.027491]  ? security_file_permission+0x89/0x1e0
[ 2586.032403]  ? rw_verify_area+0xe5/0x2b0
[ 2586.036433]  ? __fdget_raw+0x20/0x20
[ 2586.040120]  vfs_read+0x11e/0x350
[ 2586.043552]  SyS_read+0xef/0x220
[ 2586.046895]  ? kernel_write+0x120/0x120
[ 2586.050838]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2586.055826]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2586.060562]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2586.065289] RIP: 0033:0x7f8b53c29310
[ 2586.068969] RSP: 002b:00007ffdd4c815c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2586.076648] RAX: ffffffffffffffda RBX: 0000000001ddbde0 RCX: 00007f8b53c29310
[ 2586.083887] RDX: 0000000000000001 RSI: 00007ffdd4c81618 RDI: 0000000000000000
[ 2586.091126] RBP: 0000000000000000 R08: 00007ffdd4c81400 R09: 00007f8b53edfe90
[ 2586.098365] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[ 2586.105602] R13: 000000000000006c R14: 000000000000006c R15: 00007ffdd4c81504
[ 2586.112869] getty           S20976  3115      1 0x00000000
[ 2586.118470] Call Trace:
[ 2586.121037]  __schedule+0x8eb/0x2060
[ 2586.124732]  ? __sched_text_start+0x8/0x8
[ 2586.128851]  ? __mutex_lock+0x16f/0x1a80
[ 2586.132885]  ? check_noncircular+0x20/0x20
[ 2586.137093]  ? n_tty_read+0x2ef/0x1a00
[ 2586.140955]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2586.146121]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2586.150939]  ? print_irqtrace_events+0x270/0x270
[ 2586.155674]  ? __lock_is_held+0xb6/0x140
[ 2586.159707]  ? check_noncircular+0x20/0x20
[ 2586.163919]  schedule+0xf5/0x430
[ 2586.167259]  ? check_noncircular+0x20/0x20
[ 2586.171467]  ? __schedule+0x2060/0x2060
[ 2586.175417]  ? mark_held_locks+0xaf/0x100
[ 2586.179532]  ? print_irqtrace_events+0x270/0x270
[ 2586.184257]  ? flush_work+0x6a7/0x8f0
[ 2586.188043]  ? lock_acquire+0x1d5/0x580
[ 2586.191995]  schedule_timeout+0x1a3/0x230
[ 2586.196116]  ? usleep_range+0x190/0x190
[ 2586.200063]  ? n_tty_read+0xad8/0x1a00
[ 2586.203922]  ? lock_downgrade+0x980/0x980
[ 2586.208055]  ? __might_sleep+0x95/0x190
[ 2586.212008]  wait_woken+0x10f/0x280
[ 2586.215607]  ? n_tty_read+0x92d/0x1a00
[ 2586.219467]  ? woken_wake_function+0x60/0x60
[ 2586.223860]  n_tty_read+0xaf0/0x1a00
[ 2586.227577]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2586.232056]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2586.237917]  ? rcu_note_context_switch+0x710/0x710
[ 2586.242817]  ? __init_waitqueue_head+0x140/0x140
[ 2586.247549]  ? __init_waitqueue_head+0x140/0x140
[ 2586.252279]  ? tty_poll+0x170/0x170
[ 2586.255878]  ? ldsem_down_read+0x37/0x40
[ 2586.259908]  ? ldsem_down_read+0x37/0x40
[ 2586.263960]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2586.268427]  tty_read+0x169/0x250
[ 2586.271857]  ? tty_poll+0x170/0x170
[ 2586.275453]  __vfs_read+0xef/0xa00
[ 2586.278964]  ? fsnotify+0x7b3/0x1140
[ 2586.282651]  ? vfs_copy_file_range+0x940/0x940
[ 2586.287211]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2586.291768]  ? avc_policy_seqno+0x9/0x20
[ 2586.295808]  ? selinux_file_permission+0x82/0x460
[ 2586.300626]  ? security_file_permission+0x89/0x1e0
[ 2586.305531]  ? rw_verify_area+0xe5/0x2b0
[ 2586.309563]  ? __fdget_raw+0x20/0x20
[ 2586.313253]  vfs_read+0x11e/0x350
[ 2586.316686]  SyS_read+0xef/0x220
[ 2586.320028]  ? kernel_write+0x120/0x120
[ 2586.323972]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2586.328962]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2586.333699]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2586.338423] RIP: 0033:0x7f8354a64310
[ 2586.342104] RSP: 002b:00007ffc75610638 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2586.349784] RAX: ffffffffffffffda RBX: 0000000000ce7de0 RCX: 00007f8354a64310
[ 2586.357027] RDX: 0000000000000001 RSI: 00007ffc75610688 RDI: 0000000000000000
[ 2586.364268] RBP: 0000000000000000 R08: 00007ffc75610470 R09: 00007f8354d1ae90
[ 2586.371507] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[ 2586.378755] R13: 000000000000006c R14: 000000000000006c R15: 00007ffc75610574
[ 2586.386029] getty           S21232  3116      1 0x00000000
[ 2586.391631] Call Trace:
[ 2586.394194]  __schedule+0x8eb/0x2060
[ 2586.397890]  ? __sched_text_start+0x8/0x8
[ 2586.402010]  ? __mutex_lock+0x16f/0x1a80
[ 2586.406046]  ? check_noncircular+0x20/0x20
[ 2586.410259]  ? n_tty_read+0x2ef/0x1a00
[ 2586.414122]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2586.419288]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2586.424109]  ? print_irqtrace_events+0x270/0x270
[ 2586.428843]  ? __lock_is_held+0xb6/0x140
[ 2586.432873]  ? check_noncircular+0x20/0x20
[ 2586.437082]  schedule+0xf5/0x430
[ 2586.440419]  ? check_noncircular+0x20/0x20
[ 2586.444625]  ? __schedule+0x2060/0x2060
[ 2586.448576]  ? mark_held_locks+0xaf/0x100
[ 2586.452694]  ? print_irqtrace_events+0x270/0x270
[ 2586.457420]  ? flush_work+0x6a7/0x8f0
[ 2586.461202]  ? lock_acquire+0x1d5/0x580
[ 2586.465155]  schedule_timeout+0x1a3/0x230
[ 2586.469282]  ? usleep_range+0x190/0x190
[ 2586.473233]  ? n_tty_read+0xad8/0x1a00
[ 2586.477094]  ? lock_downgrade+0x980/0x980
[ 2586.481221]  ? __might_sleep+0x95/0x190
[ 2586.485171]  wait_woken+0x10f/0x280
[ 2586.488767]  ? n_tty_read+0x92d/0x1a00
[ 2586.492626]  ? woken_wake_function+0x60/0x60
[ 2586.497025]  n_tty_read+0xaf0/0x1a00
[ 2586.500740]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2586.505218]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2586.511075]  ? rcu_note_context_switch+0x710/0x710
[ 2586.515975]  ? __init_waitqueue_head+0x140/0x140
[ 2586.520706]  ? __init_waitqueue_head+0x140/0x140
[ 2586.525432]  ? tty_poll+0x170/0x170
[ 2586.529030]  ? ldsem_down_read+0x37/0x40
[ 2586.533062]  ? ldsem_down_read+0x37/0x40
[ 2586.537098]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2586.541563]  tty_read+0x169/0x250
[ 2586.544996]  ? tty_poll+0x170/0x170
[ 2586.548593]  __vfs_read+0xef/0xa00
[ 2586.552104]  ? fsnotify+0x7b3/0x1140
[ 2586.555792]  ? vfs_copy_file_range+0x940/0x940
[ 2586.560354]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2586.564911]  ? avc_policy_seqno+0x9/0x20
[ 2586.568952]  ? selinux_file_permission+0x82/0x460
[ 2586.573772]  ? security_file_permission+0x89/0x1e0
[ 2586.578676]  ? rw_verify_area+0xe5/0x2b0
[ 2586.582707]  ? __fdget_raw+0x20/0x20
[ 2586.586397]  vfs_read+0x11e/0x350
[ 2586.589842]  SyS_read+0xef/0x220
[ 2586.593185]  ? kernel_write+0x120/0x120
[ 2586.597131]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2586.602120]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2586.606856]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2586.611581] RIP: 0033:0x7fab1e0e0310
[ 2586.615262] RSP: 002b:00007fffde0554e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2586.622940] RAX: ffffffffffffffda RBX: 0000000000607340 RCX: 00007fab1e0e0310
[ 2586.630179] RDX: 0000000000000001 RSI: 00007fffde055538 RDI: 0000000000000000
[ 2586.637419] RBP: 0000000001483de0 R08: 00007fffde055320 R09: 00007fab1e396e90
[ 2586.644665] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffde055d20
[ 2586.651913] R13: 00007fffde055320 R14: 000000000000006c R15: 00007fffde055424
[ 2586.659181] getty           S22672  3117      1 0x00000000
[ 2586.664790] Call Trace:
[ 2586.667354]  __schedule+0x8eb/0x2060
[ 2586.671052]  ? __sched_text_start+0x8/0x8
[ 2586.675171]  ? __mutex_lock+0x16f/0x1a80
[ 2586.679204]  ? check_noncircular+0x20/0x20
[ 2586.683412]  ? n_tty_read+0x2ef/0x1a00
[ 2586.687272]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2586.692437]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2586.697257]  ? print_irqtrace_events+0x270/0x270
[ 2586.701999]  ? __lock_is_held+0xb6/0x140
[ 2586.706037]  ? check_noncircular+0x20/0x20
[ 2586.710421]  schedule+0xf5/0x430
[ 2586.713760]  ? check_noncircular+0x20/0x20
[ 2586.717965]  ? __schedule+0x2060/0x2060
[ 2586.721922]  ? mark_held_locks+0xaf/0x100
[ 2586.726040]  ? print_irqtrace_events+0x270/0x270
[ 2586.730768]  ? flush_work+0x6a7/0x8f0
[ 2586.734551]  ? lock_acquire+0x1d5/0x580
[ 2586.738505]  schedule_timeout+0x1a3/0x230
[ 2586.742624]  ? usleep_range+0x190/0x190
[ 2586.746572]  ? n_tty_read+0xad8/0x1a00
[ 2586.750431]  ? lock_downgrade+0x980/0x980
[ 2586.754555]  ? __might_sleep+0x95/0x190
[ 2586.758504]  wait_woken+0x10f/0x280
[ 2586.762103]  ? n_tty_read+0x92d/0x1a00
[ 2586.765965]  ? woken_wake_function+0x60/0x60
[ 2586.770358]  n_tty_read+0xaf0/0x1a00
[ 2586.774075]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2586.778554]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2586.784414]  ? rcu_note_context_switch+0x710/0x710
[ 2586.789313]  ? __init_waitqueue_head+0x140/0x140
[ 2586.794052]  ? __init_waitqueue_head+0x140/0x140
[ 2586.798781]  ? tty_poll+0x170/0x170
[ 2586.802380]  ? ldsem_down_read+0x37/0x40
[ 2586.806408]  ? ldsem_down_read+0x37/0x40
[ 2586.810444]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2586.814911]  tty_read+0x169/0x250
[ 2586.818340]  ? tty_poll+0x170/0x170
[ 2586.821938]  __vfs_read+0xef/0xa00
[ 2586.825450]  ? fsnotify+0x7b3/0x1140
[ 2586.829137]  ? vfs_copy_file_range+0x940/0x940
[ 2586.833699]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2586.838257]  ? avc_policy_seqno+0x9/0x20
[ 2586.842287]  ? selinux_file_permission+0x82/0x460
[ 2586.847109]  ? security_file_permission+0x89/0x1e0
[ 2586.852019]  ? rw_verify_area+0xe5/0x2b0
[ 2586.856050]  ? __fdget_raw+0x20/0x20
[ 2586.859739]  vfs_read+0x11e/0x350
[ 2586.863170]  SyS_read+0xef/0x220
[ 2586.866513]  ? kernel_write+0x120/0x120
[ 2586.870455]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2586.875446]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2586.880183]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2586.884908] RIP: 0033:0x7f05995b8310
[ 2586.888586] RSP: 002b:00007fff69cf9728 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2586.896265] RAX: ffffffffffffffda RBX: 00000000019e5de0 RCX: 00007f05995b8310
[ 2586.903504] RDX: 0000000000000001 RSI: 00007fff69cf9778 RDI: 0000000000000000
[ 2586.910743] RBP: 0000000000000000 R08: 00007fff69cf9560 R09: 00007f059986ee90
[ 2586.917984] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[ 2586.925235] R13: 000000000000006c R14: 000000000000006c R15: 00007fff69cf9664
[ 2586.932500] getty           S22672  3118      1 0x00000000
[ 2586.938101] Call Trace:
[ 2586.940663]  __schedule+0x8eb/0x2060
[ 2586.944369]  ? __sched_text_start+0x8/0x8
[ 2586.948496]  ? __mutex_lock+0x16f/0x1a80
[ 2586.952529]  ? check_noncircular+0x20/0x20
[ 2586.956736]  ? n_tty_read+0x2ef/0x1a00
[ 2586.960594]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2586.965759]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2586.970579]  ? print_irqtrace_events+0x270/0x270
[ 2586.975314]  ? __lock_is_held+0xb6/0x140
[ 2586.979348]  ? check_noncircular+0x20/0x20
[ 2586.983557]  schedule+0xf5/0x430
[ 2586.986894]  ? check_noncircular+0x20/0x20
[ 2586.991099]  ? __schedule+0x2060/0x2060
[ 2586.995054]  ? mark_held_locks+0xaf/0x100
[ 2586.999170]  ? print_irqtrace_events+0x270/0x270
[ 2587.003897]  ? flush_work+0x6a7/0x8f0
[ 2587.007679]  ? lock_acquire+0x1d5/0x580
[ 2587.011631]  schedule_timeout+0x1a3/0x230
[ 2587.015753]  ? usleep_range+0x190/0x190
[ 2587.019699]  ? n_tty_read+0xad8/0x1a00
[ 2587.023558]  ? lock_downgrade+0x980/0x980
[ 2587.027684]  ? __might_sleep+0x95/0x190
[ 2587.031633]  wait_woken+0x10f/0x280
[ 2587.035231]  ? n_tty_read+0x92d/0x1a00
[ 2587.039092]  ? woken_wake_function+0x60/0x60
[ 2587.043483]  n_tty_read+0xaf0/0x1a00
[ 2587.047205]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2587.051683]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2587.057542]  ? rcu_note_context_switch+0x710/0x710
[ 2587.062441]  ? __init_waitqueue_head+0x140/0x140
[ 2587.067174]  ? __init_waitqueue_head+0x140/0x140
[ 2587.071902]  ? tty_poll+0x170/0x170
[ 2587.075506]  ? ldsem_down_read+0x37/0x40
[ 2587.079536]  ? ldsem_down_read+0x37/0x40
[ 2587.083657]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2587.088125]  tty_read+0x169/0x250
[ 2587.091555]  ? tty_poll+0x170/0x170
[ 2587.095151]  __vfs_read+0xef/0xa00
[ 2587.098662]  ? fsnotify+0x7b3/0x1140
[ 2587.102351]  ? vfs_copy_file_range+0x940/0x940
[ 2587.107001]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2587.111564]  ? avc_policy_seqno+0x9/0x20
[ 2587.115596]  ? selinux_file_permission+0x82/0x460
[ 2587.120414]  ? security_file_permission+0x89/0x1e0
[ 2587.125318]  ? rw_verify_area+0xe5/0x2b0
[ 2587.129350]  ? __fdget_raw+0x20/0x20
[ 2587.133037]  vfs_read+0x11e/0x350
[ 2587.136467]  SyS_read+0xef/0x220
[ 2587.139808]  ? kernel_write+0x120/0x120
[ 2587.143750]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2587.148739]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2587.153474]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2587.158199] RIP: 0033:0x7fb6226bd310
[ 2587.161881] RSP: 002b:00007fff121c7488 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2587.169559] RAX: ffffffffffffffda RBX: 0000000000607340 RCX: 00007fb6226bd310
[ 2587.176798] RDX: 0000000000000001 RSI: 00007fff121c74d8 RDI: 0000000000000000
[ 2587.184037] RBP: 00000000011cfde0 R08: 00007fff121c72c0 R09: 00007fb622973e90
[ 2587.191278] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff121c7cc0
[ 2587.198518] R13: 000000000000006c R14: 000000000000006c R15: 00007fff121c73c4
[ 2587.205782] getty           S23232  3119      1 0x00000000
[ 2587.211385] Call Trace:
[ 2587.213949]  __schedule+0x8eb/0x2060
[ 2587.217645]  ? __sched_text_start+0x8/0x8
[ 2587.221765]  ? __mutex_lock+0x16f/0x1a80
[ 2587.225798]  ? check_noncircular+0x20/0x20
[ 2587.230011]  ? n_tty_read+0x2ef/0x1a00
[ 2587.233875]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2587.239037]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2587.243856]  ? print_irqtrace_events+0x270/0x270
[ 2587.248591]  ? __lock_is_held+0xb6/0x140
[ 2587.252623]  ? check_noncircular+0x20/0x20
[ 2587.256832]  schedule+0xf5/0x430
[ 2587.260171]  ? check_noncircular+0x20/0x20
[ 2587.264382]  ? __schedule+0x2060/0x2060
[ 2587.268330]  ? mark_held_locks+0xaf/0x100
[ 2587.272458]  ? print_irqtrace_events+0x270/0x270
[ 2587.277187]  ? flush_work+0x6a7/0x8f0
[ 2587.280969]  ? lock_acquire+0x1d5/0x580
[ 2587.284923]  schedule_timeout+0x1a3/0x230
[ 2587.289042]  ? usleep_range+0x190/0x190
[ 2587.292991]  ? n_tty_read+0xad8/0x1a00
[ 2587.296852]  ? lock_downgrade+0x980/0x980
[ 2587.300976]  ? __might_sleep+0x95/0x190
[ 2587.304926]  wait_woken+0x10f/0x280
[ 2587.308522]  ? n_tty_read+0x92d/0x1a00
[ 2587.312383]  ? woken_wake_function+0x60/0x60
[ 2587.316776]  n_tty_read+0xaf0/0x1a00
[ 2587.320491]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2587.324965]  ? __check_object_size+0x25d/0x4f0
[ 2587.329524]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2587.335383]  ? rcu_note_context_switch+0x710/0x710
[ 2587.340281]  ? __init_waitqueue_head+0x140/0x140
[ 2587.345019]  ? __init_waitqueue_head+0x140/0x140
[ 2587.349746]  ? tty_poll+0x170/0x170
[ 2587.353345]  ? ldsem_down_read+0x37/0x40
[ 2587.357373]  ? ldsem_down_read+0x37/0x40
[ 2587.361409]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2587.365875]  tty_read+0x169/0x250
[ 2587.369305]  ? tty_poll+0x170/0x170
[ 2587.372903]  __vfs_read+0xef/0xa00
[ 2587.376412]  ? fsnotify+0x7b3/0x1140
[ 2587.380100]  ? vfs_copy_file_range+0x940/0x940
[ 2587.384660]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2587.389220]  ? avc_policy_seqno+0x9/0x20
[ 2587.393251]  ? selinux_file_permission+0x82/0x460
[ 2587.398071]  ? security_file_permission+0x89/0x1e0
[ 2587.402982]  ? rw_verify_area+0xe5/0x2b0
[ 2587.407016]  ? __fdget_raw+0x20/0x20
[ 2587.410714]  vfs_read+0x11e/0x350
[ 2587.414147]  SyS_read+0xef/0x220
[ 2587.417490]  ? kernel_write+0x120/0x120
[ 2587.421432]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2587.426422]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2587.431160]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2587.435887] RIP: 0033:0x7fd79ec55310
[ 2587.439569] RSP: 002b:00007ffcf5258008 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2587.447253] RAX: ffffffffffffffda RBX: 0000000000c5d7e0 RCX: 00007fd79ec55310
[ 2587.454493] RDX: 0000000000000001 RSI: 00007ffcf5258058 RDI: 0000000000000000
[ 2587.461735] RBP: 0000000000000000 R08: 00007ffcf5257e40 R09: 0000000000000000
[ 2587.468978] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[ 2587.476598] R13: 000000000000006c R14: 000000000000006c R15: 00007ffcf5257f44
[ 2587.483873] sshd            S20288  3138   3084 0x00000000
[ 2587.489474] Call Trace:
[ 2587.492041]  __schedule+0x8eb/0x2060
[ 2587.495736]  ? __sched_text_start+0x8/0x8
[ 2587.499856]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2587.504670]  ? lock_downgrade+0x980/0x980
[ 2587.508795]  ? enqueue_hrtimer+0x171/0x4a0
[ 2587.513004]  ? __remove_hrtimer+0x190/0x190
[ 2587.517302]  ? do_raw_spin_trylock+0x190/0x190
[ 2587.521860]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2587.526938]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2587.531927]  ? trace_hardirqs_on+0xd/0x10
[ 2587.536056]  schedule+0xf5/0x430
[ 2587.539399]  ? __schedule+0x2060/0x2060
[ 2587.543355]  ? add_wait_queue+0x1a9/0x290
[ 2587.547474]  ? lock_downgrade+0x980/0x980
[ 2587.551591]  ? tcp_stream_memory_free+0x10e/0x150
[ 2587.556406]  ? memset+0x31/0x40
[ 2587.559658]  ? __hrtimer_init+0x4e/0x140
[ 2587.563695]  schedule_hrtimeout_range_clock+0x206/0x460
[ 2587.569033]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2587.574113]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2587.578320]  ? add_wait_queue+0x1a9/0x290
[ 2587.582451]  schedule_hrtimeout_range+0x2a/0x40
[ 2587.587095]  poll_schedule_timeout+0x10f/0x1f0
[ 2587.591650]  ? poll_freewait+0x250/0x250
[ 2587.595684]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2587.601557]  ? poll_initwait+0x180/0x180
[ 2587.605595]  do_select+0x11dd/0x1700
[ 2587.609322]  ? select_estimate_accuracy+0x450/0x450
[ 2587.614316]  ? perf_trace_lock+0xd6/0x900
[ 2587.618436]  ? check_noncircular+0x20/0x20
[ 2587.622646]  ? perf_trace_lock+0xd6/0x900
[ 2587.626784]  ? set_fd_set.part.0+0x70/0x70
[ 2587.630996]  ? set_fd_set.part.0+0x70/0x70
[ 2587.635211]  ? set_fd_set.part.0+0x70/0x70
[ 2587.639421]  ? set_fd_set.part.0+0x70/0x70
[ 2587.643635]  ? __might_fault+0x110/0x1d0
[ 2587.647669]  ? lock_downgrade+0x980/0x980
[ 2587.651791]  ? lock_release+0xa40/0xa40
[ 2587.655738]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2587.661594]  ? __check_object_size+0x25d/0x4f0
[ 2587.666159]  ? __might_sleep+0x95/0x190
[ 2587.670112]  ? kasan_check_write+0x14/0x20
[ 2587.674326]  core_sys_select+0x480/0x960
[ 2587.678357]  ? core_sys_select+0x480/0x960
[ 2587.682570]  ? poll_select_set_timeout+0x210/0x210
[ 2587.687480]  ? kvm_clock_get_cycles+0x25/0x30
[ 2587.691957]  ? timespec64_add_safe+0x1bb/0x2c0
[ 2587.696521]  ? fsnotify+0x7b3/0x1140
[ 2587.700216]  ? poll_select_set_timeout+0x12f/0x210
[ 2587.705115]  ? do_restart_poll+0x2a0/0x2a0
[ 2587.709324]  ? kasan_check_write+0x14/0x20
[ 2587.713536]  SyS_select+0x194/0x230
[ 2587.717139]  ? core_sys_select+0x960/0x960
[ 2587.721344]  ? SyS_read+0x184/0x220
[ 2587.724945]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2587.729762]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2587.734751]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2587.739486]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2587.744211] RIP: 0033:0x7f5501469dd3
[ 2587.747891] RSP: 002b:00007ffd3cdb6908 EFLAGS: 00000246 ORIG_RAX: 0000000000000017
[ 2587.755570] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5501469dd3
[ 2587.762808] RDX: 0000561fa827eae0 RSI: 0000561fa827eb00 RDI: 000000000000000c
[ 2587.770048] RBP: 0000000000000001 R08: 00007ffd3cdb6930 R09: 0101010101010101
[ 2587.777285] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561fa827d590
[ 2587.784525] R13: 0000561fa6898fb4 R14: 0000000000000028 R15: 0000561fa689aca0
[ 2587.791790] syz-fuzzer      S21152  3140   3138 0x00000000
[ 2587.797391] Call Trace:
[ 2587.799954]  __schedule+0x8eb/0x2060
[ 2587.803651]  ? __sched_text_start+0x8/0x8
[ 2587.807770]  ? check_noncircular+0x20/0x20
[ 2587.811982]  ? plist_check_head+0xe2/0x130
[ 2587.816190]  ? plist_check_list+0xa0/0xa0
[ 2587.820323]  ? plist_add+0x5cb/0x760
[ 2587.824035]  schedule+0xf5/0x430
[ 2587.827374]  ? lock_downgrade+0x980/0x980
[ 2587.831494]  ? __schedule+0x2060/0x2060
[ 2587.835439]  ? switched_to_fair+0xb0/0xb0
[ 2587.839554]  ? __lock_acquire+0x664/0x3e00
[ 2587.843768]  ? do_raw_spin_trylock+0x190/0x190
[ 2587.848322]  ? futex_wait_setup+0x14a/0x3d0
[ 2587.852631]  futex_wait_queue_me+0x3ed/0x7e0
[ 2587.857027]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2587.862373]  ? get_futex_value_locked+0xc3/0xf0
[ 2587.867020]  ? futex_wait_setup+0x22e/0x3d0
[ 2587.871326]  ? compat_start_thread+0x80/0x80
[ 2587.875718]  ? futex_wake+0x680/0x680
[ 2587.879487]  ? __mutex_lock+0x16f/0x1a80
[ 2587.883517]  ? pipe_wait+0x1e6/0x280
[ 2587.887201]  ? trace_hardirqs_on+0xd/0x10
[ 2587.891319]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2587.895790]  futex_wait+0x34b/0x9a0
[ 2587.899402]  ? futex_wait_setup+0x3d0/0x3d0
[ 2587.903701]  ? __schedule+0x8f3/0x2060
[ 2587.907571]  ? __sched_text_start+0x8/0x8
[ 2587.911691]  ? lock_downgrade+0x980/0x980
[ 2587.915815]  ? find_held_lock+0x35/0x1d0
[ 2587.919879]  do_futex+0x11ec/0x22a0
[ 2587.923480]  ? schedule+0xf5/0x430
[ 2587.927009]  ? exit_robust_list+0x240/0x240
[ 2587.931305]  ? wait_for_completion+0x770/0x770
[ 2587.935872]  ? mutex_lock_nested+0x16/0x20
[ 2587.940076]  ? mutex_lock_nested+0x16/0x20
[ 2587.944280]  ? pipe_wait+0x1eb/0x280
[ 2587.947967]  ? pipe_double_lock+0x1d0/0x1d0
[ 2587.952265]  ? iterate_fd+0x3f0/0x3f0
[ 2587.956046]  ? mutex_unlock+0xd/0x10
[ 2587.959731]  ? pipe_read+0x5d3/0x7f0
[ 2587.963434]  ? __vfs_read+0xf7/0xa00
[ 2587.967124]  ? vfs_copy_file_range+0x940/0x940
[ 2587.971686]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2587.976249]  ? selinux_file_permission+0x82/0x460
[ 2587.981083]  SyS_futex+0x260/0x390
[ 2587.984591]  ? vfs_read+0x165/0x350
[ 2587.988197]  ? do_futex+0x22a0/0x22a0
[ 2587.991966]  ? SyS_read+0x184/0x220
[ 2587.995564]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2588.000381]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2588.005372]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2588.010111]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2588.014838] RIP: 0033:0x45ddf3
[ 2588.017996] RSP: 002b:00007ffd4f2c30e0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2588.025679] RAX: ffffffffffffffda RBX: 0000000001669c80 RCX: 000000000045ddf3
[ 2588.032928] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001669d90
[ 2588.040168] RBP: 000000c425013618 R08: 0000000000000000 R09: 0000000000000000
[ 2588.047407] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000475c03
[ 2588.054647] R13: 00000000000000f2 R14: 0000000000000032 R15: 0000000000000000
[ 2588.061915] syz-fuzzer      R  running task    22576  3141   3138 0x00000000
[ 2588.069083] Call Trace:
[ 2588.071647]  __schedule+0x8eb/0x2060
[ 2588.075345]  ? __sched_text_start+0x8/0x8
[ 2588.079467]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2588.084284]  ? lock_downgrade+0x980/0x980
[ 2588.088409]  ? enqueue_hrtimer+0x171/0x4a0
[ 2588.092617]  ? __remove_hrtimer+0x190/0x190
[ 2588.096923]  ? find_held_lock+0x35/0x1d0
[ 2588.100957]  ? do_raw_spin_trylock+0x190/0x190
[ 2588.105514]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2588.110592]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2588.115582]  ? trace_hardirqs_on+0xd/0x10
[ 2588.119713]  schedule+0xf5/0x430
[ 2588.123060]  ? __schedule+0x2060/0x2060
[ 2588.127025]  ? do_raw_spin_trylock+0x190/0x190
[ 2588.131581]  ? futex_wait_setup+0x14a/0x3d0
[ 2588.135893]  ? poll_schedule_timeout+0x117/0x1f0
[ 2588.140631]  futex_wait_queue_me+0x3ed/0x7e0
[ 2588.145019]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2588.150368]  ? get_futex_value_locked+0xc3/0xf0
[ 2588.155019]  ? futex_wait_setup+0x22e/0x3d0
[ 2588.159310]  ? print_irqtrace_events+0x270/0x270
[ 2588.164046]  ? futex_wake+0x680/0x680
[ 2588.167820]  ? __hrtimer_init+0x4e/0x140
[ 2588.171862]  futex_wait+0x34b/0x9a0
[ 2588.175472]  ? futex_wait_setup+0x3d0/0x3d0
[ 2588.179770]  ? __lock_acquire+0x664/0x3e00
[ 2588.183983]  ? trace_event_raw_event_lock+0x340/0x340
[ 2588.189148]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2588.193362]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2588.198521]  ? trace_event_raw_event_lock+0x340/0x340
[ 2588.203711]  do_futex+0x11ec/0x22a0
[ 2588.207324]  ? __might_fault+0x110/0x1d0
[ 2588.211365]  ? exit_robust_list+0x240/0x240
[ 2588.215655]  ? check_noncircular+0x20/0x20
[ 2588.219857]  ? perf_trace_lock+0xd6/0x900
[ 2588.223975]  ? pvclock_read_flags+0x160/0x160
[ 2588.228447]  ? trace_event_raw_event_lock+0x340/0x340
[ 2588.233609]  ? __might_sleep+0x95/0x190
[ 2588.237556]  ? check_noncircular+0x20/0x20
[ 2588.241773]  ? find_held_lock+0x35/0x1d0
[ 2588.245815]  ? SyS_futex+0x2d3/0x390
[ 2588.249500]  ? lock_downgrade+0x980/0x980
[ 2588.253635]  ? pvclock_read_flags+0x160/0x160
[ 2588.258099]  ? __might_fault+0x110/0x1d0
[ 2588.262137]  ? lock_downgrade+0x980/0x980
[ 2588.266254]  ? ktime_get+0x15c/0x3a0
[ 2588.269949]  ? kvm_clock_get_cycles+0x25/0x30
[ 2588.274414]  ? ktime_get+0x26f/0x3a0
[ 2588.278109]  ? ktime_get_resolution_ns+0x300/0x300
[ 2588.283014]  ? __might_sleep+0x95/0x190
[ 2588.286975]  ? kasan_check_write+0x14/0x20
[ 2588.291190]  SyS_futex+0x260/0x390
[ 2588.294709]  ? do_futex+0x22a0/0x22a0
[ 2588.298481]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2588.303295]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2588.308284]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2588.313027]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2588.317750] RIP: 0033:0x45ddf3
[ 2588.320909] RSP: 002b:000000c420035e80 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2588.328589] RAX: ffffffffffffffda RBX: 00000045d964b800 RCX: 000000000045ddf3
[ 2588.335830] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000016691f8
[ 2588.343071] RBP: 000000c420035e98 R08: 0000000000000000 R09: 0000000000000000
[ 2588.350310] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430130
[ 2588.357549] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[ 2588.364815] syz-fuzzer      S20432  3142   3138 0x00000000
[ 2588.370415] Call Trace:
[ 2588.372978]  __schedule+0x8eb/0x2060
[ 2588.376675]  ? __sched_text_start+0x8/0x8
[ 2588.380796]  ? check_noncircular+0x20/0x20
[ 2588.385012]  ? plist_check_head+0xe2/0x130
[ 2588.389221]  ? plist_check_list+0xa0/0xa0
[ 2588.393343]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2588.398500]  ? check_preempt_wakeup+0x426/0xb20
[ 2588.403149]  ? plist_add+0x5cb/0x760
[ 2588.406855]  schedule+0xf5/0x430
[ 2588.410193]  ? lock_downgrade+0x980/0x980
[ 2588.414313]  ? __schedule+0x2060/0x2060
[ 2588.418263]  ? print_irqtrace_events+0x270/0x270
[ 2588.422995]  ? do_raw_spin_trylock+0x190/0x190
[ 2588.427553]  ? futex_wait_setup+0x14a/0x3d0
[ 2588.431860]  futex_wait_queue_me+0x3ed/0x7e0
[ 2588.436245]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2588.441584]  ? __lock_acquire+0x664/0x3e00
[ 2588.445793]  ? get_futex_value_locked+0xc3/0xf0
[ 2588.450438]  ? futex_wait_setup+0x22e/0x3d0
[ 2588.454728]  ? lock_acquire+0x1d5/0x580
[ 2588.458686]  ? futex_wake+0x680/0x680
[ 2588.462458]  ? lock_release+0xa40/0xa40
[ 2588.466406]  ? perf_trace_lock+0xd6/0x900
[ 2588.470529]  futex_wait+0x34b/0x9a0
[ 2588.474129]  ? trace_event_raw_event_lock+0x340/0x340
[ 2588.479298]  ? futex_wait_setup+0x3d0/0x3d0
[ 2588.483593]  ? pipe_read+0xb7/0x7f0
[ 2588.487192]  ? wake_up_q+0x8a/0xe0
[ 2588.490715]  ? check_noncircular+0x20/0x20
[ 2588.494926]  ? find_held_lock+0x35/0x1d0
[ 2588.498991]  do_futex+0x11ec/0x22a0
[ 2588.502593]  ? lock_downgrade+0x980/0x980
[ 2588.506719]  ? lock_release+0xa40/0xa40
[ 2588.510662]  ? lock_downgrade+0x980/0x980
[ 2588.514790]  ? exit_robust_list+0x240/0x240
[ 2588.519083]  ? wait_for_completion+0x770/0x770
[ 2588.523650]  ? avc_has_perm+0x43e/0x680
[ 2588.527613]  ? avc_has_perm_noaudit+0x520/0x520
[ 2588.532267]  ? iterate_fd+0x3f0/0x3f0
[ 2588.536055]  ? mutex_unlock+0xd/0x10
[ 2588.539741]  ? pipe_read+0x5d3/0x7f0
[ 2588.543444]  ? __vfs_read+0xf7/0xa00
[ 2588.547135]  ? vfs_copy_file_range+0x940/0x940
[ 2588.551698]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2588.556259]  ? selinux_file_permission+0x82/0x460
[ 2588.561100]  SyS_futex+0x260/0x390
[ 2588.564610]  ? vfs_read+0x165/0x350
[ 2588.568214]  ? do_futex+0x22a0/0x22a0
[ 2588.571985]  ? SyS_read+0x184/0x220
[ 2588.575592]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2588.580415]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2588.585408]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2588.590149]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2588.594875] RIP: 0033:0x45ddf3
[ 2588.598033] RSP: 002b:000000c420031de8 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2588.605720] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000045ddf3
[ 2588.612972] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c420026490
[ 2588.620219] RBP: 000000c424d317c0 R08: 0000000000000000 R09: 0000000000000000
[ 2588.627462] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000042
[ 2588.634704] R13: 0000000000894abb R14: 0000000000000043 R15: 0000000000000000
[ 2588.641976] syz-fuzzer      S25520  3143   3138 0x00000000
[ 2588.647586] Call Trace:
[ 2588.650151]  __schedule+0x8eb/0x2060
[ 2588.653836]  ? find_held_lock+0x35/0x1d0
[ 2588.657878]  ? __sched_text_start+0x8/0x8
[ 2588.661998]  ? check_noncircular+0x20/0x20
[ 2588.666212]  ? plist_check_head+0xe2/0x130
[ 2588.670418]  ? plist_check_list+0xa0/0xa0
[ 2588.674539]  ? check_noncircular+0x20/0x20
[ 2588.678746]  ? check_preempt_wakeup+0x52c/0xb20
[ 2588.683395]  ? plist_add+0x5cb/0x760
[ 2588.687104]  schedule+0xf5/0x430
[ 2588.690442]  ? lock_downgrade+0x980/0x980
[ 2588.694562]  ? __schedule+0x2060/0x2060
[ 2588.698510]  ? try_to_wake_up+0xf9/0x1600
[ 2588.702636]  ? do_raw_spin_trylock+0x190/0x190
[ 2588.707193]  ? futex_wait_setup+0x14a/0x3d0
[ 2588.711502]  futex_wait_queue_me+0x3ed/0x7e0
[ 2588.715885]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2588.721219]  ? trace_hardirqs_on+0xd/0x10
[ 2588.725343]  ? try_to_wake_up+0xf9/0x1600
[ 2588.729465]  ? get_futex_value_locked+0xc3/0xf0
[ 2588.734126]  ? futex_wait_setup+0x22e/0x3d0
[ 2588.738440]  ? futex_wake+0x680/0x680
[ 2588.742218]  ? futex_wake+0x566/0x680
[ 2588.746013]  futex_wait+0x34b/0x9a0
[ 2588.749633]  ? futex_wait_setup+0x3d0/0x3d0
[ 2588.753926]  ? check_noncircular+0x20/0x20
[ 2588.758141]  ? wake_up_q+0x8a/0xe0
[ 2588.761655]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2588.766740]  ? futex_wake+0x2ca/0x680
[ 2588.770530]  ? get_futex_key+0x1d50/0x1d50
[ 2588.774738]  ? find_held_lock+0x35/0x1d0
[ 2588.778784]  ? lock_downgrade+0x980/0x980
[ 2588.782903]  ? __lock_acquire+0x664/0x3e00
[ 2588.787115]  do_futex+0x11ec/0x22a0
[ 2588.790713]  ? __handle_mm_fault+0x80e/0x3ce0
[ 2588.795180]  ? do_raw_spin_trylock+0x190/0x190
[ 2588.799737]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2588.804824]  ? exit_robust_list+0x240/0x240
[ 2588.809119]  ? ep_poll+0x371/0x1190
[ 2588.812735]  ? ep_poll_callback+0x1060/0x1060
[ 2588.817207]  ? lock_release+0xa40/0xa40
[ 2588.821158]  ? __lock_is_held+0xb6/0x140
[ 2588.825208]  ? __fget+0x35c/0x570
[ 2588.828631]  ? __set_current_blocked+0xcf/0x110
[ 2588.833281]  ? iterate_fd+0x3f0/0x3f0
[ 2588.837149]  ? retarget_shared_pending+0x3c0/0x3c0
[ 2588.842056]  ? __might_fault+0x110/0x1d0
[ 2588.846098]  ? find_held_lock+0x35/0x1d0
[ 2588.850151]  ? __task_pid_nr_ns+0x29b/0x540
[ 2588.854452]  ? __fget_light+0x297/0x380
[ 2588.858400]  ? fget_raw+0x20/0x20
[ 2588.861834]  SyS_futex+0x260/0x390
[ 2588.865356]  ? do_futex+0x22a0/0x22a0
[ 2588.869129]  ? __task_pid_nr_ns+0x2c4/0x540
[ 2588.873420]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2588.878235]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2588.883226]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2588.887962]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2588.892697] RIP: 0033:0x45ddf3
[ 2588.895858] RSP: 002b:000000c42001f6c0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2588.903538] RAX: ffffffffffffffda RBX: 00000000006f4ab0 RCX: 000000000045ddf3
[ 2588.910778] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001689160
[ 2588.918021] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2588.925260] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000430130
[ 2588.932499] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[ 2588.939766] syz-fuzzer      S23272  3144   3138 0x00000000
[ 2588.945369] Call Trace:
[ 2588.947932]  __schedule+0x8eb/0x2060
[ 2588.951618]  ? find_held_lock+0x35/0x1d0
[ 2588.955661]  ? __sched_text_start+0x8/0x8
[ 2588.959782]  ? check_noncircular+0x20/0x20
[ 2588.963994]  ? plist_check_head+0xe2/0x130
[ 2588.968202]  ? plist_check_list+0xa0/0xa0
[ 2588.972325]  ? check_noncircular+0x20/0x20
[ 2588.976534]  ? print_irqtrace_events+0x270/0x270
[ 2588.981265]  ? plist_add+0x5cb/0x760
[ 2588.984971]  schedule+0xf5/0x430
[ 2588.988311]  ? lock_downgrade+0x980/0x980
[ 2588.992436]  ? __schedule+0x2060/0x2060
[ 2588.996382]  ? try_to_wake_up+0xf9/0x1600
[ 2589.000507]  ? do_raw_spin_trylock+0x190/0x190
[ 2589.005062]  ? futex_wait_setup+0x14a/0x3d0
[ 2589.009357]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2589.014527]  futex_wait_queue_me+0x3ed/0x7e0
[ 2589.018910]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2589.024257]  ? get_futex_value_locked+0xc3/0xf0
[ 2589.028898]  ? futex_wait_setup+0x22e/0x3d0
[ 2589.033201]  ? futex_wake+0x680/0x680
[ 2589.036990]  ? switched_to_fair+0xb0/0xb0
[ 2589.041115]  futex_wait+0x34b/0x9a0
[ 2589.044729]  ? futex_wait_setup+0x3d0/0x3d0
[ 2589.049027]  ? find_held_lock+0x35/0x1d0
[ 2589.053077]  ? finish_task_switch+0x1d3/0x740
[ 2589.057553]  ? lock_downgrade+0x980/0x980
[ 2589.061676]  ? load_balance+0x34c0/0x34c0
[ 2589.065803]  ? lock_release+0xa40/0xa40
[ 2589.069753]  ? compat_start_thread+0x80/0x80
[ 2589.074151]  ? trace_hardirqs_on+0xd/0x10
[ 2589.078270]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2589.082743]  do_futex+0x11ec/0x22a0
[ 2589.086343]  ? copy_overflow+0x20/0x20
[ 2589.090217]  ? exit_robust_list+0x240/0x240
[ 2589.094521]  ? __sched_text_start+0x8/0x8
[ 2589.098641]  ? handle_mm_fault+0x248/0x8d0
[ 2589.102853]  ? find_held_lock+0x35/0x1d0
[ 2589.106894]  ? check_noncircular+0x20/0x20
[ 2589.111109]  ? __do_page_fault+0x5f7/0xc90
[ 2589.115320]  ? find_held_lock+0x35/0x1d0
[ 2589.119371]  ? schedule+0xf5/0x430
[ 2589.122888]  ? __schedule+0x2060/0x2060
[ 2589.126834]  ? retarget_shared_pending+0x3c0/0x3c0
[ 2589.131743]  ? __might_fault+0x110/0x1d0
[ 2589.135781]  ? do_raw_spin_trylock+0x190/0x190
[ 2589.140336]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2589.144806]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2589.149797]  ? exit_to_usermode_loop+0x8c/0x310
[ 2589.154444]  ? trace_hardirqs_off+0xd/0x10
[ 2589.158746]  ? exit_to_usermode_loop+0x198/0x310
[ 2589.163478]  ? trace_event_raw_event_sys_exit+0x260/0x260
[ 2589.168994]  SyS_futex+0x260/0x390
[ 2589.172515]  ? do_futex+0x22a0/0x22a0
[ 2589.176290]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2589.181107]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2589.186098]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2589.190835]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2589.195561] RIP: 0033:0x45ddf3
[ 2589.198722] RSP: 002b:000000c420121e68 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2589.206400] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000045ddf3
[ 2589.213643] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c420088b90
[ 2589.220889] RBP: 000000c420121e68 R08: 0000000000000000 R09: 0000000000000000
[ 2589.228137] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000000
[ 2589.235378] R13: 00000000000000ff R14: 00000000000000ff R15: 000000000000000f
[ 2589.242646] syz-fuzzer      S21408  3146   3138 0x00000000
[ 2589.248248] Call Trace:
[ 2589.250813]  __schedule+0x8eb/0x2060
[ 2589.254510]  ? __sched_text_start+0x8/0x8
[ 2589.258639]  ? check_noncircular+0x20/0x20
[ 2589.262850]  ? plist_check_head+0xe2/0x130
[ 2589.267056]  ? plist_check_list+0xa0/0xa0
[ 2589.271180]  ? debug_object_free+0x2f1/0x5a0
[ 2589.275569]  ? plist_add+0x5cb/0x760
[ 2589.279276]  schedule+0xf5/0x430
[ 2589.282613]  ? lock_downgrade+0x980/0x980
[ 2589.286735]  ? __schedule+0x2060/0x2060
[ 2589.290696]  ? do_raw_spin_trylock+0x190/0x190
[ 2589.295251]  ? futex_wait_setup+0x14a/0x3d0
[ 2589.299561]  futex_wait_queue_me+0x3ed/0x7e0
[ 2589.303945]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2589.309290]  ? get_futex_value_locked+0xc3/0xf0
[ 2589.313934]  ? futex_wait_setup+0x22e/0x3d0
[ 2589.318225]  ? print_irqtrace_events+0x270/0x270
[ 2589.322965]  ? futex_wake+0x680/0x680
[ 2589.326737]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2589.331899]  ? __lock_acquire+0x664/0x3e00
[ 2589.336109]  futex_wait+0x34b/0x9a0
[ 2589.339721]  ? futex_wait_setup+0x3d0/0x3d0
[ 2589.344040]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2589.348856]  ? rcu_read_lock_sched_held+0x108/0x120
[ 2589.353847]  ? check_noncircular+0x20/0x20
[ 2589.358054]  ? check_noncircular+0x20/0x20
[ 2589.362267]  ? find_held_lock+0x35/0x1d0
[ 2589.366325]  do_futex+0x11ec/0x22a0
[ 2589.369931]  ? __might_fault+0x110/0x1d0
[ 2589.373964]  ? lock_downgrade+0x980/0x980
[ 2589.378088]  ? exit_robust_list+0x240/0x240
[ 2589.382379]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2589.388235]  ? pvclock_read_flags+0x160/0x160
[ 2589.392713]  ? __might_sleep+0x95/0x190
[ 2589.396670]  ? kasan_check_read+0x11/0x20
[ 2589.400792]  ? _copy_to_user+0xa2/0xc0
[ 2589.404657]  ? put_timespec64+0xfc/0x180
[ 2589.408689]  ? nsecs_to_jiffies+0x30/0x30
[ 2589.412827]  ? poll_select_copy_remaining+0x38f/0x620
[ 2589.417997]  ? poll_schedule_timeout+0x1f0/0x1f0
[ 2589.422732]  ? kasan_check_write+0x14/0x20
[ 2589.426945]  ? poll_select_set_timeout+0x12f/0x210
[ 2589.431844]  ? do_restart_poll+0x2a0/0x2a0
[ 2589.436046]  ? timespec_trunc+0xe0/0xe0
[ 2589.440009]  ? SyS_pselect6+0x484/0x650
[ 2589.443976]  SyS_futex+0x260/0x390
[ 2589.447486]  ? vfs_read+0x165/0x350
[ 2589.451088]  ? do_futex+0x22a0/0x22a0
[ 2589.454855]  ? SyS_read+0x184/0x220
[ 2589.458455]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2589.463270]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2589.468262]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2589.472996]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2589.478116] RIP: 0033:0x45ddf3
[ 2589.481275] RSP: 002b:000000c420123de8 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2589.488955] RAX: ffffffffffffffda RBX: 000000c4231a6600 RCX: 000000000045ddf3
[ 2589.496193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c420088490
[ 2589.503433] RBP: 000000c424d31ac0 R08: 0000000000000000 R09: 0000000000000000
[ 2589.510672] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000000
[ 2589.517912] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000005
[ 2589.525179] syz-fuzzer      S20736  3147   3138 0x00000000
[ 2589.530781] Call Trace:
[ 2589.533347]  __schedule+0x8eb/0x2060
[ 2589.537043]  ? __sched_text_start+0x8/0x8
[ 2589.541162]  ? check_noncircular+0x20/0x20
[ 2589.545375]  ? plist_check_head+0xe2/0x130
[ 2589.549581]  ? plist_check_list+0xa0/0xa0
[ 2589.553702]  ? update_curr+0x45c/0xa60
[ 2589.557570]  ? plist_add+0x5cb/0x760
[ 2589.561275]  schedule+0xf5/0x430
[ 2589.564611]  ? lock_downgrade+0x980/0x980
[ 2589.568729]  ? __schedule+0x2060/0x2060
[ 2589.572674]  ? __lock_acquire+0x664/0x3e00
[ 2589.576889]  ? do_raw_spin_trylock+0x190/0x190
[ 2589.581444]  ? futex_wait_setup+0x14a/0x3d0
[ 2589.585752]  futex_wait_queue_me+0x3ed/0x7e0
[ 2589.590134]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2589.595468]  ? numa_migrate_preferred+0x250/0x250
[ 2589.600290]  ? get_futex_value_locked+0xc3/0xf0
[ 2589.604937]  ? futex_wait_setup+0x22e/0x3d0
[ 2589.609241]  ? futex_wake+0x680/0x680
[ 2589.613022]  ? print_irqtrace_events+0x270/0x270
[ 2589.617747]  ? check_noncircular+0x20/0x20
[ 2589.621949]  ? check_noncircular+0x20/0x20
[ 2589.626161]  futex_wait+0x34b/0x9a0
[ 2589.629771]  ? futex_wait_setup+0x3d0/0x3d0
[ 2589.634067]  ? __lock_acquire+0x664/0x3e00
[ 2589.638277]  ? __lock_acquire+0x664/0x3e00
[ 2589.642482]  ? __lock_acquire+0x664/0x3e00
[ 2589.646702]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2589.651884]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2589.656877]  do_futex+0x11ec/0x22a0
[ 2589.660471]  ? try_to_wake_up+0xf9/0x1600
[ 2589.664608]  ? exit_robust_list+0x240/0x240
[ 2589.668898]  ? check_noncircular+0x20/0x20
[ 2589.673108]  ? check_noncircular+0x20/0x20
[ 2589.677312]  ? check_noncircular+0x20/0x20
[ 2589.681518]  ? lock_downgrade+0x980/0x980
[ 2589.685643]  ? lock_release+0xa40/0xa40
[ 2589.689601]  ? find_held_lock+0x35/0x1d0
[ 2589.693646]  ? mntput_no_expire+0x130/0xa90
[ 2589.697949]  ? lock_downgrade+0x980/0x980
[ 2589.702072]  ? lock_release+0xa40/0xa40
[ 2589.706020]  ? lock_downgrade+0x980/0x980
[ 2589.710141]  ? lock_release+0xa40/0xa40
[ 2589.714088]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2589.719946]  ? do_raw_spin_trylock+0x190/0x190
[ 2589.724508]  ? mntput_no_expire+0x15e/0xa90
[ 2589.728805]  ? mnt_get_count+0x150/0x150
[ 2589.732835]  ? dput.part.23+0x207/0x830
[ 2589.736783]  ? dentry_path_raw+0x30/0x30
[ 2589.740827]  SyS_futex+0x260/0x390
[ 2589.744349]  ? do_futex+0x22a0/0x22a0
[ 2589.748122]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2589.752937]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2589.757925]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2589.762662]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2589.767387] RIP: 0033:0x45ddf3
[ 2589.770548] RSP: 002b:000000c420037ed0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2589.778224] RAX: ffffffffffffffda RBX: 000000c425cddb80 RCX: 000000000045ddf3
[ 2589.785464] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c420088810
[ 2589.792705] RBP: 000000c424503d00 R08: 0000000000000000 R09: 0000000000000000
[ 2589.799945] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c4201b4240
[ 2589.807184] R13: 0000000000000001 R14: 000000c4201b4268 R15: 0000000000000000
[ 2589.814450] syz-fuzzer      S21408  3148   3138 0x00000000
[ 2589.820049] Call Trace:
[ 2589.822611]  __schedule+0x8eb/0x2060
[ 2589.826306]  ? __sched_text_start+0x8/0x8
[ 2589.830424]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2589.835239]  ? lock_downgrade+0x980/0x980
[ 2589.839363]  ? enqueue_hrtimer+0x171/0x4a0
[ 2589.843573]  ? __remove_hrtimer+0x190/0x190
[ 2589.847865]  ? find_held_lock+0x35/0x1d0
[ 2589.851896]  ? do_raw_spin_trylock+0x190/0x190
[ 2589.856452]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2589.861529]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2589.866519]  ? trace_hardirqs_on+0xd/0x10
[ 2589.870657]  schedule+0xf5/0x430
[ 2589.874003]  ? __schedule+0x2060/0x2060
[ 2589.877965]  ? do_raw_spin_trylock+0x190/0x190
[ 2589.882526]  ? futex_wait_setup+0x14a/0x3d0
[ 2589.886837]  futex_wait_queue_me+0x3ed/0x7e0
[ 2589.891220]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2589.896552]  ? trace_hardirqs_on+0xd/0x10
[ 2589.900685]  ? try_to_wake_up+0xf9/0x1600
[ 2589.904809]  ? get_futex_value_locked+0xc3/0xf0
[ 2589.909452]  ? futex_wait_setup+0x22e/0x3d0
[ 2589.913760]  ? futex_wake+0x680/0x680
[ 2589.917531]  ? __hrtimer_init+0x4e/0x140
[ 2589.921573]  futex_wait+0x34b/0x9a0
[ 2589.925185]  ? futex_wait_setup+0x3d0/0x3d0
[ 2589.929486]  ? __lock_acquire+0x664/0x3e00
[ 2589.933699]  ? wake_up_q+0x8a/0xe0
[ 2589.937227]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2589.942304]  ? futex_wake+0x2ca/0x680
[ 2589.946080]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2589.950293]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2589.955476]  ? release_sock+0x1d4/0x2a0
[ 2589.959424]  ? trace_hardirqs_on+0xd/0x10
[ 2589.963550]  do_futex+0x11ec/0x22a0
[ 2589.967146]  ? release_sock+0x1d4/0x2a0
[ 2589.971103]  ? __release_sock+0x360/0x360
[ 2589.975220]  ? lock_sock_nested+0x91/0x110
[ 2589.979435]  ? exit_robust_list+0x240/0x240
[ 2589.983726]  ? check_noncircular+0x20/0x20
[ 2589.987931]  ? perf_trace_lock+0xd6/0x900
[ 2589.992050]  ? tcp_sendmsg+0x3a/0x50
[ 2589.995739]  ? inet_sendmsg+0x126/0x5e0
[ 2589.999687]  ? trace_event_raw_event_lock+0x340/0x340
[ 2590.004846]  ? inet_recvmsg+0x5f0/0x5f0
[ 2590.008797]  ? check_noncircular+0x20/0x20
[ 2590.013010]  ? security_socket_sendmsg+0x89/0xb0
[ 2590.017738]  ? inet_recvmsg+0x5f0/0x5f0
[ 2590.021690]  ? find_held_lock+0x35/0x1d0
[ 2590.025733]  ? SyS_futex+0x2d3/0x390
[ 2590.029420]  ? lock_downgrade+0x980/0x980
[ 2590.033553]  ? pvclock_read_flags+0x160/0x160
[ 2590.038022]  ? __might_fault+0x110/0x1d0
[ 2590.042055]  ? lock_downgrade+0x980/0x980
[ 2590.046173]  ? ktime_get+0x15c/0x3a0
[ 2590.049868]  ? kvm_clock_get_cycles+0x25/0x30
[ 2590.054331]  ? ktime_get+0x26f/0x3a0
[ 2590.058027]  ? ktime_get_resolution_ns+0x300/0x300
[ 2590.062930]  ? __might_sleep+0x95/0x190
[ 2590.066885]  ? kasan_check_write+0x14/0x20
[ 2590.071100]  SyS_futex+0x260/0x390
[ 2590.074620]  ? do_futex+0x22a0/0x22a0
[ 2590.078391]  ? SyS_write+0x184/0x220
[ 2590.082077]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2590.086894]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2590.091884]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2590.096622]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2590.101345] RIP: 0033:0x45ddf3
[ 2590.104505] RSP: 002b:000000c4200256a0 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
[ 2590.112183] RAX: ffffffffffffffda RBX: 0000000000000091 RCX: 000000000045ddf3
[ 2590.119431] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001660d60
[ 2590.126670] RBP: 000000c424bd7cd8 R08: 0000000000000000 R09: 0000000000000000
[ 2590.133909] R10: 000000c4200256d8 R11: 0000000000000206 R12: 0000000000000000
[ 2590.141146] R13: 00000000000000f2 R14: 0000000000000032 R15: 000000000000001a
[ 2590.148409] syz-fuzzer      S20432  3149   3138 0x00000000
[ 2590.154009] Call Trace:
[ 2590.156575]  __schedule+0x8eb/0x2060
[ 2590.160272]  ? __sched_text_start+0x8/0x8
[ 2590.164391]  ? check_noncircular+0x20/0x20
[ 2590.168602]  ? plist_check_head+0xe2/0x130
[ 2590.172808]  ? plist_check_list+0xa0/0xa0
[ 2590.176942]  ? plist_add+0x5cb/0x760
[ 2590.180649]  schedule+0xf5/0x430
[ 2590.183989]  ? lock_downgrade+0x980/0x980
[ 2590.188111]  ? __schedule+0x2060/0x2060
[ 2590.192055]  ? __lock_acquire+0x2d15/0x3e00
[ 2590.196359]  ? do_raw_spin_trylock+0x190/0x190
[ 2590.200912]  ? futex_wait_setup+0x14a/0x3d0
[ 2590.205245]  futex_wait_queue_me+0x3ed/0x7e0
[ 2590.209629]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2590.214978]  ? get_futex_value_locked+0xc3/0xf0
[ 2590.219630]  ? futex_wait_setup+0x22e/0x3d0
[ 2590.223933]  ? futex_wake+0x680/0x680
[ 2590.227707]  ? print_irqtrace_events+0x270/0x270
[ 2590.232444]  futex_wait+0x34b/0x9a0
[ 2590.236056]  ? futex_wait_setup+0x3d0/0x3d0
[ 2590.240351]  ? __lock_acquire+0x664/0x3e00
[ 2590.244562]  ? __lock_acquire+0x664/0x3e00
[ 2590.248768]  ? __lock_acquire+0x664/0x3e00
[ 2590.252984]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2590.258168]  ? load_balance+0x34c0/0x34c0
[ 2590.262295]  do_futex+0x11ec/0x22a0
[ 2590.265896]  ? do_raw_spin_trylock+0x190/0x190
[ 2590.270453]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2590.274932]  ? exit_robust_list+0x240/0x240
[ 2590.279224]  ? check_noncircular+0x20/0x20
[ 2590.283433]  ? check_noncircular+0x20/0x20
[ 2590.287639]  ? check_noncircular+0x20/0x20
[ 2590.291859]  ? __schedule+0x8f3/0x2060
[ 2590.295723]  ? find_held_lock+0x35/0x1d0
[ 2590.299767]  ? mntput_no_expire+0x130/0xa90
[ 2590.304060]  ? lock_downgrade+0x980/0x980
[ 2590.308184]  ? lock_release+0xa40/0xa40
[ 2590.312128]  ? lock_downgrade+0x980/0x980
[ 2590.316249]  ? lock_release+0xa40/0xa40
[ 2590.320198]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2590.326054]  ? do_raw_spin_trylock+0x190/0x190
[ 2590.330615]  ? mntput_no_expire+0x15e/0xa90
[ 2590.334912]  ? mnt_get_count+0x150/0x150
[ 2590.338943]  ? dput.part.23+0x207/0x830
[ 2590.342896]  ? dentry_path_raw+0x30/0x30
[ 2590.346946]  SyS_futex+0x260/0x390
[ 2590.350474]  ? do_futex+0x22a0/0x22a0
[ 2590.354249]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2590.359062]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2590.364053]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2590.368789]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2590.373513] RIP: 0033:0x45ddf3
[ 2590.376671] RSP: 002b:000000c420267ed0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2590.384348] RAX: ffffffffffffffda RBX: 000000c425cddc80 RCX: 000000000045ddf3
[ 2590.391588] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c420089290
[ 2590.398827] RBP: 000000c4244ffd00 R08: 0000000000000000 R09: 0000000000000000
[ 2590.406065] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c4201b4121
[ 2590.413304] R13: 0000000000000001 R14: 000000c4201b4138 R15: 0000000000000000
[ 2590.420569] syz-fuzzer      S21776 20169   3138 0x00000000
[ 2590.426169] Call Trace:
[ 2590.428731]  __schedule+0x8eb/0x2060
[ 2590.432427]  ? __sched_text_start+0x8/0x8
[ 2590.436555]  ? check_noncircular+0x20/0x20
[ 2590.440764]  ? plist_check_head+0xe2/0x130
[ 2590.444970]  ? plist_check_list+0xa0/0xa0
[ 2590.449098]  ? print_irqtrace_events+0x270/0x270
[ 2590.453831]  ? plist_add+0x5cb/0x760
[ 2590.457538]  schedule+0xf5/0x430
[ 2590.460878]  ? lock_downgrade+0x980/0x980
[ 2590.466063]  ? __schedule+0x2060/0x2060
[ 2590.470028]  ? do_raw_spin_trylock+0x190/0x190
[ 2590.474592]  ? futex_wait_setup+0x14a/0x3d0
[ 2590.478886]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2590.484056]  futex_wait_queue_me+0x3ed/0x7e0
[ 2590.488441]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2590.493783]  ? print_irqtrace_events+0x270/0x270
[ 2590.498511]  ? get_futex_value_locked+0xc3/0xf0
[ 2590.503153]  ? futex_wait_setup+0x22e/0x3d0
[ 2590.507459]  ? futex_wake+0x680/0x680
[ 2590.511236]  ? __lock_acquire+0x664/0x3e00
[ 2590.515448]  futex_wait+0x34b/0x9a0
[ 2590.519057]  ? futex_wait_setup+0x3d0/0x3d0
[ 2590.523346]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2590.528508]  ? find_held_lock+0x35/0x1d0
[ 2590.532552]  ? __might_fault+0x110/0x1d0
[ 2590.536585]  ? lock_downgrade+0x980/0x980
[ 2590.540707]  ? lock_release+0xa40/0xa40
[ 2590.544653]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2590.550530]  ? check_noncircular+0x20/0x20
[ 2590.554738]  do_futex+0x11ec/0x22a0
[ 2590.558343]  ? save_fsave_header+0x200/0x200
[ 2590.562735]  ? exit_robust_list+0x240/0x240
[ 2590.567028]  ? find_held_lock+0x35/0x1d0
[ 2590.571069]  ? __might_fault+0x110/0x1d0
[ 2590.575103]  ? lock_downgrade+0x980/0x980
[ 2590.579227]  ? lock_release+0xa40/0xa40
[ 2590.583171]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2590.589031]  ? __set_current_blocked+0xcf/0x110
[ 2590.593679]  ? __might_sleep+0x95/0x190
[ 2590.597636]  ? do_sigaltstack+0x3e0/0x5e0
[ 2590.601756]  ? _copy_from_user+0x99/0x110
[ 2590.605881]  ? restore_altstack+0xd5/0x120
[ 2590.610085]  ? SyS_sigaltstack+0x280/0x280
[ 2590.614289]  ? trace_hardirqs_on+0xd/0x10
[ 2590.618409]  ? exit_to_usermode_loop+0x8c/0x310
[ 2590.623055]  ? trace_hardirqs_off+0xd/0x10
[ 2590.627259]  ? exit_to_usermode_loop+0x198/0x310
[ 2590.631990]  ? trace_event_raw_event_sys_exit+0x260/0x260
[ 2590.637501]  ? do_syscall_64+0xb6/0x920
[ 2590.641465]  SyS_futex+0x260/0x390
[ 2590.644982]  ? syscall_return_slowpath+0x550/0x550
[ 2590.649889]  ? do_futex+0x22a0/0x22a0
[ 2590.653660]  ? SyS_write+0x184/0x220
[ 2590.657349]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2590.662165]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2590.667154]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2590.671890]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2590.676614] RIP: 0033:0x45ddf3
[ 2590.679774] RSP: 002b:000000c424fc9ed0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2590.687452] RAX: ffffffffffffffda RBX: 000000c420089500 RCX: 000000000045ddf3
[ 2590.694691] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c420089610
[ 2590.701933] RBP: 000000c424fc9f18 R08: 0000000000000000 R09: 0000000000000000
[ 2590.709170] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000000
[ 2590.716411] R13: 0000000000000040 R14: 0000000000000068 R15: 000000c425d4f040
[ 2590.723678] syz-fuzzer      S21776 20173   3138 0x00000000
[ 2590.729279] Call Trace:
[ 2590.731844]  __schedule+0x8eb/0x2060
[ 2590.735541]  ? __sched_text_start+0x8/0x8
[ 2590.739670]  ? __lock_acquire+0x664/0x3e00
[ 2590.743878]  ? perf_trace_lock+0xd6/0x900
[ 2590.748009]  ? trace_event_raw_event_lock+0x340/0x340
[ 2590.753177]  ? check_noncircular+0x20/0x20
[ 2590.757382]  ? pipe_read+0xb7/0x7f0
[ 2590.760986]  schedule+0xf5/0x430
[ 2590.764330]  ? __schedule+0x2060/0x2060
[ 2590.768275]  ? check_noncircular+0x20/0x20
[ 2590.772490]  ? find_held_lock+0x35/0x1d0
[ 2590.776540]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2590.781875]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2590.786948]  ? avc_has_perm+0x35e/0x680
[ 2590.790893]  ? lock_downgrade+0x980/0x980
[ 2590.795021]  ? do_raw_spin_trylock+0x190/0x190
[ 2590.799579]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2590.804662]  schedule_hrtimeout_range+0x2a/0x40
[ 2590.809305]  ep_poll+0xa04/0x1190
[ 2590.812744]  ? ep_poll_callback+0x1060/0x1060
[ 2590.817210]  ? avc_has_perm_noaudit+0x520/0x520
[ 2590.821851]  ? lock_release+0xa40/0xa40
[ 2590.825801]  ? __lock_is_held+0xb6/0x140
[ 2590.829851]  ? __fget+0x35c/0x570
[ 2590.833287]  ? iterate_fd+0x3f0/0x3f0
[ 2590.837055]  ? __vfs_read+0xf7/0xa00
[ 2590.840746]  ? vfs_copy_file_range+0x940/0x940
[ 2590.845323]  ? __fget_light+0x297/0x380
[ 2590.849271]  ? fget_raw+0x20/0x20
[ 2590.852695]  ? rw_verify_area+0xe5/0x2b0
[ 2590.856726]  ? __fdget_raw+0x20/0x20
[ 2590.860416]  ? vfs_read+0x165/0x350
[ 2590.864024]  ? wake_up_q+0xe0/0xe0
[ 2590.867534]  ? SyS_read+0x184/0x220
[ 2590.871133]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2590.875954]  SyS_epoll_wait+0x167/0x1c0
[ 2590.879910]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2590.884633] RIP: 0033:0x45df89
[ 2590.887793] RSP: 002b:000000c424fc5850 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
[ 2590.895473] RAX: ffffffffffffffda RBX: 000000c424d1ef68 RCX: 000000000045df89
[ 2590.902712] RDX: 0000000000000080 RSI: 000000c424fc5890 RDI: 0000000000000004
[ 2590.909952] RBP: 000000c421901810 R08: 0000000000000002 R09: 000000c42004e5e8
[ 2590.917192] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c42cc1aa26
[ 2590.924434] R13: 0000000000000001 R14: 000000c42cc1aa88 R15: 0000000000000002
[ 2590.931701] loop0           S27232  6846      2 0x80000000
[ 2590.937302] Call Trace:
[ 2590.939865]  __schedule+0x8eb/0x2060
[ 2590.943564]  ? __sched_text_start+0x8/0x8
[ 2590.947682]  ? check_noncircular+0x20/0x20
[ 2590.951892]  ? lock_release+0xa40/0xa40
[ 2590.955841]  ? compat_start_thread+0x80/0x80
[ 2590.960222]  ? do_raw_spin_trylock+0x190/0x190
[ 2590.964779]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2590.969277]  schedule+0xf5/0x430
[ 2590.972615]  ? lock_downgrade+0x980/0x980
[ 2590.976732]  ? __schedule+0x2060/0x2060
[ 2590.980679]  ? lock_release+0xa40/0xa40
[ 2590.984632]  ? __schedule+0x8f3/0x2060
[ 2590.988495]  ? do_raw_spin_trylock+0x190/0x190
[ 2590.993058]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2590.997526]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2591.002520]  kthread_worker_fn+0x590/0x980
[ 2591.006724]  ? find_held_lock+0x35/0x1d0
[ 2591.010766]  ? kthread_create_worker_on_cpu+0xf0/0xf0
[ 2591.015926]  ? find_held_lock+0x35/0x1d0
[ 2591.019968]  ? complete+0x62/0x80
[ 2591.023400]  ? schedule+0xf5/0x430
[ 2591.026917]  ? __schedule+0x2060/0x2060
[ 2591.030864]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2591.035157]  ? __lockdep_init_map+0xe4/0x650
[ 2591.039538]  ? do_raw_spin_trylock+0x190/0x190
[ 2591.044092]  ? lockdep_init_map+0x9/0x10
[ 2591.048124]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2591.053202]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2591.058190]  ? trace_hardirqs_on+0xd/0x10
[ 2591.062315]  loop_kthread_worker_fn+0x51/0x60
[ 2591.066782]  kthread+0x33c/0x400
[ 2591.070117]  ? loop_get_status64+0x120/0x120
[ 2591.074493]  ? kthread_stop+0x7a0/0x7a0
[ 2591.078445]  ret_from_fork+0x24/0x30
[ 2591.082151] getty           S23520 28995      1 0x00000000
[ 2591.087754] Call Trace:
[ 2591.090317]  __schedule+0x8eb/0x2060
[ 2591.094021]  ? __sched_text_start+0x8/0x8
[ 2591.098144]  ? __radix_tree_insert+0x7b0/0x7b0
[ 2591.102696]  ? check_noncircular+0x20/0x20
[ 2591.106907]  ? perf_trace_lock_acquire+0xe3/0x980
[ 2591.111724]  ? perf_trace_lock_acquire+0xe3/0x980
[ 2591.116551]  ? perf_trace_lock+0x900/0x900
[ 2591.120762]  ? flush_work+0x6fd/0x8f0
[ 2591.124538]  ? check_noncircular+0x20/0x20
[ 2591.128748]  schedule+0xf5/0x430
[ 2591.132087]  ? check_noncircular+0x20/0x20
[ 2591.136294]  ? __schedule+0x2060/0x2060
[ 2591.140243]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2591.144714]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2591.149710]  ? lock_acquire+0x1d5/0x580
[ 2591.153662]  schedule_timeout+0x1a3/0x230
[ 2591.157782]  ? usleep_range+0x190/0x190
[ 2591.161729]  ? n_tty_read+0xad8/0x1a00
[ 2591.165591]  ? lock_downgrade+0x980/0x980
[ 2591.169717]  ? __might_sleep+0x95/0x190
[ 2591.173667]  wait_woken+0x10f/0x280
[ 2591.177264]  ? n_tty_read+0x92d/0x1a00
[ 2591.181124]  ? woken_wake_function+0x60/0x60
[ 2591.185517]  n_tty_read+0xaf0/0x1a00
[ 2591.189241]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2591.193719]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2591.199579]  ? rcu_note_context_switch+0x710/0x710
[ 2591.204481]  ? __init_waitqueue_head+0x140/0x140
[ 2591.209213]  ? __init_waitqueue_head+0x140/0x140
[ 2591.213941]  ? tty_poll+0x170/0x170
[ 2591.217540]  ? ldsem_down_read+0x37/0x40
[ 2591.221572]  ? ldsem_down_read+0x37/0x40
[ 2591.225605]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2591.230071]  tty_read+0x169/0x250
[ 2591.233499]  ? tty_poll+0x170/0x170
[ 2591.237095]  __vfs_read+0xef/0xa00
[ 2591.240608]  ? fsnotify+0x7b3/0x1140
[ 2591.244296]  ? vfs_copy_file_range+0x940/0x940
[ 2591.248858]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2591.253419]  ? avc_policy_seqno+0x9/0x20
[ 2591.257449]  ? selinux_file_permission+0x82/0x460
[ 2591.262275]  ? security_file_permission+0x89/0x1e0
[ 2591.267182]  ? rw_verify_area+0xe5/0x2b0
[ 2591.271212]  ? __fdget_raw+0x20/0x20
[ 2591.274899]  vfs_read+0x11e/0x350
[ 2591.278332]  SyS_read+0xef/0x220
[ 2591.281675]  ? kernel_write+0x120/0x120
[ 2591.285619]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2591.290609]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2591.295345]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2591.300071] RIP: 0033:0x7fde45e49310
[ 2591.303756] RSP: 002b:00007ffd2b068538 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2591.311436] RAX: ffffffffffffffda RBX: 000000000248ade0 RCX: 00007fde45e49310
[ 2591.318677] RDX: 0000000000000001 RSI: 00007ffd2b068588 RDI: 0000000000000000
[ 2591.325924] RBP: 0000000000000000 R08: 00007ffd2b068370 R09: 00007fde4651e700
[ 2591.333163] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[ 2591.340404] R13: 000000000000006c R14: 000000000000006c R15: 00007ffd2b068474
[ 2591.347671] udevd           S22096 20137   1604 0x00000000
[ 2591.353281] Call Trace:
[ 2591.355845]  __schedule+0x8eb/0x2060
[ 2591.359541]  ? __sched_text_start+0x8/0x8
[ 2591.363665]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2591.368658]  ? mutex_unlock+0xd/0x10
[ 2591.372342]  ? ep_scan_ready_list+0x9f6/0xea0
[ 2591.376809]  ? do_raw_spin_trylock+0x190/0x190
[ 2591.381372]  ? ep_eventpoll_release+0x60/0x60
[ 2591.385840]  ? check_noncircular+0x20/0x20
[ 2591.390065]  ? sock_def_readable+0x249/0x5e0
[ 2591.394452]  schedule+0xf5/0x430
[ 2591.397790]  ? lock_release+0xa40/0xa40
[ 2591.401735]  ? __schedule+0x2060/0x2060
[ 2591.405693]  ? find_held_lock+0x35/0x1d0
[ 2591.409744]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2591.415080]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2591.420153]  ? put_pid+0x183/0x1f0
[ 2591.423666]  ? refcount_inc+0x50/0x50
[ 2591.427442]  ? do_raw_spin_trylock+0x190/0x190
[ 2591.431998]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2591.437085]  schedule_hrtimeout_range+0x2a/0x40
[ 2591.441725]  ep_poll+0xa04/0x1190
[ 2591.445165]  ? ep_poll_callback+0x1060/0x1060
[ 2591.449643]  ? do_munmap+0x82a/0xdf0
[ 2591.453325]  ? vm_munmap+0x10b/0x180
[ 2591.457027]  ? security_socket_sendmsg+0x89/0xb0
[ 2591.461757]  ? unix_shutdown+0x870/0x870
[ 2591.465793]  ? sock_sendmsg+0x4f/0x110
[ 2591.469653]  ? SYSC_sendto+0x41c/0x5c0
[ 2591.473519]  ? SYSC_connect+0x4a0/0x4a0
[ 2591.477880]  ? __fdget+0x18/0x20
[ 2591.481229]  ? __fget_light+0x297/0x380
[ 2591.485183]  ? up_read+0x40/0x40
[ 2591.488520]  ? do_munmap+0x4e2/0xdf0
[ 2591.492214]  ? wake_up_q+0xe0/0xe0
[ 2591.495732]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2591.500554]  SyS_epoll_wait+0x167/0x1c0
[ 2591.504505]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2591.509231] RIP: 0033:0x7f9b376bd943
[ 2591.512920] RSP: 002b:00007fffcef71d58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
[ 2591.520598] RAX: ffffffffffffffda RBX: 00000000016efc50 RCX: 00007f9b376bd943
[ 2591.527837] RDX: 0000000000000004 RSI: 00007fffcef71db0 RDI: 0000000000000004
[ 2591.535080] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2591.542320] R10: 00000000ffffffff R11: 0000000000000246 R12: 00000000ffffffff
[ 2591.549575] R13: 00000000016efc50 R14: 0000000000000006 R15: 0000000000000ae8
[ 2591.556848] udevd           S23120 20147   1604 0x00000000
[ 2591.562456] Call Trace:
[ 2591.565026]  __schedule+0x8eb/0x2060
[ 2591.568721]  ? __sched_text_start+0x8/0x8
[ 2591.572857]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2591.577853]  ? mutex_unlock+0xd/0x10
[ 2591.581540]  ? perf_trace_lock_acquire+0xe3/0x980
[ 2591.586367]  ? perf_trace_lock+0x900/0x900
[ 2591.590576]  ? check_noncircular+0x20/0x20
[ 2591.594785]  ? sock_def_readable+0x249/0x5e0
[ 2591.599185]  schedule+0xf5/0x430
[ 2591.602523]  ? lock_release+0xa40/0xa40
[ 2591.606472]  ? __schedule+0x2060/0x2060
[ 2591.610432]  ? find_held_lock+0x35/0x1d0
[ 2591.614484]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2591.619823]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2591.624897]  ? put_pid+0x183/0x1f0
[ 2591.628415]  ? refcount_inc+0x50/0x50
[ 2591.632197]  ? do_raw_spin_trylock+0x190/0x190
[ 2591.636752]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2591.641836]  schedule_hrtimeout_range+0x2a/0x40
[ 2591.646483]  ep_poll+0xa04/0x1190
[ 2591.649923]  ? ep_poll_callback+0x1060/0x1060
[ 2591.654421]  ? security_socket_sendmsg+0x89/0xb0
[ 2591.659150]  ? unix_shutdown+0x870/0x870
[ 2591.663184]  ? sock_sendmsg+0x4f/0x110
[ 2591.667219]  ? SYSC_sendto+0x41c/0x5c0
[ 2591.671084]  ? SYSC_connect+0x4a0/0x4a0
[ 2591.675052]  ? __fdget+0x18/0x20
[ 2591.678405]  ? __fget_light+0x297/0x380
[ 2591.682364]  ? putname+0xf3/0x130
[ 2591.685794]  ? do_sys_open+0x320/0x6d0
[ 2591.689654]  ? wake_up_q+0xe0/0xe0
[ 2591.693171]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2591.697996]  SyS_epoll_wait+0x167/0x1c0
[ 2591.701954]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2591.706678] RIP: 0033:0x7f9b376bd943
[ 2591.710361] RSP: 002b:00007fffcef71d58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
[ 2591.718040] RAX: ffffffffffffffda RBX: 0000000001735500 RCX: 00007f9b376bd943
[ 2591.725278] RDX: 0000000000000004 RSI: 00007fffcef71db0 RDI: 0000000000000004
[ 2591.732520] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2591.739761] R10: 00000000ffffffff R11: 0000000000000246 R12: 00000000ffffffff
[ 2591.747000] R13: 0000000001735500 R14: 0000000000000006 R15: 0000000000000ae8
[ 2591.754270] syz-executor0   S22224 20168   3140 0x00000000
[ 2591.759872] Call Trace:
[ 2591.762433]  __schedule+0x8eb/0x2060
[ 2591.766128]  ? __sched_text_start+0x8/0x8
[ 2591.770248]  ? check_noncircular+0x20/0x20
[ 2591.774462]  ? find_held_lock+0x35/0x1d0
[ 2591.778505]  ? exit_notify+0xb10/0xb10
[ 2591.782370]  ? lock_downgrade+0x980/0x980
[ 2591.786510]  schedule+0xf5/0x430
[ 2591.789852]  ? lock_downgrade+0x980/0x980
[ 2591.793971]  ? __schedule+0x2060/0x2060
[ 2591.797919]  ? lock_release+0xa40/0xa40
[ 2591.801869]  ? add_wait_queue+0x1a9/0x290
[ 2591.805991]  ? wait_woken+0x280/0x280
[ 2591.809778]  do_wait+0x33a/0xa70
[ 2591.813124]  ? wait_consider_task+0x3420/0x3420
[ 2591.817771]  ? __do_page_fault+0x5f7/0xc90
[ 2591.821978]  ? lock_downgrade+0x980/0x980
[ 2591.826119]  ? handle_mm_fault+0x410/0x8d0
[ 2591.830324]  ? down_read_trylock+0xdb/0x170
[ 2591.834614]  ? __do_page_fault+0x32d/0xc90
[ 2591.838821]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2591.843375]  ? vmacache_find+0x5f/0x280
[ 2591.847338]  kernel_wait4+0x1f5/0x370
[ 2591.851113]  ? SyS_waitid+0x50/0x50
[ 2591.854719]  ? task_stopped_code+0x140/0x140
[ 2591.859111]  SYSC_wait4+0x134/0x140
[ 2591.862710]  ? kernel_wait4+0x370/0x370
[ 2591.866663]  ? syscall_return_slowpath+0x550/0x550
[ 2591.871574]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2591.876393]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2591.881386]  SyS_wait4+0x2c/0x40
[ 2591.884720]  ? SyS_wait4+0x2c/0x40
[ 2591.888237]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2591.892963] RIP: 0033:0x40cd8a
[ 2591.896124] RSP: 002b:00007ffe609d0918 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2591.903804] RAX: ffffffffffffffda RBX: 0000000000004f60 RCX: 000000000040cd8a
[ 2591.911044] RDX: 0000000040000000 RSI: 00007ffe609d092c RDI: ffffffffffffffff
[ 2591.918283] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2591.925526] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2591.932764] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2591.940036] syz-executor6   S22240 20174   3140 0x00000000
[ 2591.945640] Call Trace:
[ 2591.948201]  __schedule+0x8eb/0x2060
[ 2591.951896]  ? __sched_text_start+0x8/0x8
[ 2591.956021]  ? check_noncircular+0x20/0x20
[ 2591.960232]  ? find_held_lock+0x35/0x1d0
[ 2591.964271]  ? exit_notify+0xb10/0xb10
[ 2591.968134]  ? lock_downgrade+0x980/0x980
[ 2591.972272]  schedule+0xf5/0x430
[ 2591.975612]  ? lock_downgrade+0x980/0x980
[ 2591.979732]  ? __schedule+0x2060/0x2060
[ 2591.983680]  ? lock_release+0xa40/0xa40
[ 2591.987629]  ? add_wait_queue+0x1a9/0x290
[ 2591.991753]  ? wait_woken+0x280/0x280
[ 2591.995539]  do_wait+0x33a/0xa70
[ 2591.998883]  ? wait_consider_task+0x3420/0x3420
[ 2592.003531]  ? __do_page_fault+0x5f7/0xc90
[ 2592.007737]  ? lock_downgrade+0x980/0x980
[ 2592.011867]  ? handle_mm_fault+0x410/0x8d0
[ 2592.016071]  ? down_read_trylock+0xdb/0x170
[ 2592.020361]  ? __do_page_fault+0x32d/0xc90
[ 2592.024567]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2592.029117]  ? vmacache_find+0x5f/0x280
[ 2592.033076]  kernel_wait4+0x1f5/0x370
[ 2592.036852]  ? SyS_waitid+0x50/0x50
[ 2592.040458]  ? task_stopped_code+0x140/0x140
[ 2592.044851]  SYSC_wait4+0x134/0x140
[ 2592.048451]  ? kernel_wait4+0x370/0x370
[ 2592.052402]  ? syscall_return_slowpath+0x550/0x550
[ 2592.057314]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2592.062132]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2592.067124]  SyS_wait4+0x2c/0x40
[ 2592.070460]  ? SyS_wait4+0x2c/0x40
[ 2592.075537]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2592.080261] RIP: 0033:0x40cd8a
[ 2592.083422] RSP: 002b:00007ffd5820b198 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2592.091100] RAX: ffffffffffffffda RBX: 0000000000004f88 RCX: 000000000040cd8a
[ 2592.098340] RDX: 0000000040000000 RSI: 00007ffd5820b1ac RDI: ffffffffffffffff
[ 2592.105593] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2592.112833] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2592.120074] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2592.127343] syz-executor5   S22848 20175  20169 0x00000000
[ 2592.132942] Call Trace:
[ 2592.135506]  __schedule+0x8eb/0x2060
[ 2592.139201]  ? __sched_text_start+0x8/0x8
[ 2592.143328]  ? check_noncircular+0x20/0x20
[ 2592.147542]  ? find_held_lock+0x35/0x1d0
[ 2592.151583]  ? exit_notify+0xb10/0xb10
[ 2592.155453]  ? lock_downgrade+0x980/0x980
[ 2592.159592]  schedule+0xf5/0x430
[ 2592.162929]  ? lock_downgrade+0x980/0x980
[ 2592.167048]  ? __schedule+0x2060/0x2060
[ 2592.170996]  ? lock_release+0xa40/0xa40
[ 2592.174949]  ? add_wait_queue+0x1a9/0x290
[ 2592.179071]  ? wait_woken+0x280/0x280
[ 2592.182857]  do_wait+0x33a/0xa70
[ 2592.186200]  ? wait_consider_task+0x3420/0x3420
[ 2592.190845]  ? __do_page_fault+0x5f7/0xc90
[ 2592.195051]  ? lock_downgrade+0x980/0x980
[ 2592.199182]  ? handle_mm_fault+0x410/0x8d0
[ 2592.203387]  ? down_read_trylock+0xdb/0x170
[ 2592.207676]  ? __do_page_fault+0x32d/0xc90
[ 2592.211884]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2592.216435]  ? vmacache_find+0x5f/0x280
[ 2592.220396]  kernel_wait4+0x1f5/0x370
[ 2592.224169]  ? SyS_waitid+0x50/0x50
[ 2592.227774]  ? task_stopped_code+0x140/0x140
[ 2592.232169]  SYSC_wait4+0x134/0x140
[ 2592.235769]  ? kernel_wait4+0x370/0x370
[ 2592.239720]  ? syscall_return_slowpath+0x550/0x550
[ 2592.244632]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2592.249447]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2592.254439]  SyS_wait4+0x2c/0x40
[ 2592.257777]  ? SyS_wait4+0x2c/0x40
[ 2592.261292]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2592.266017] RIP: 0033:0x40cd8a
[ 2592.269179] RSP: 002b:00007ffec9ffe768 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2592.276863] RAX: ffffffffffffffda RBX: 0000000000004f92 RCX: 000000000040cd8a
[ 2592.284103] RDX: 0000000040000000 RSI: 00007ffec9ffe77c RDI: ffffffffffffffff
[ 2592.291342] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2592.298581] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2592.305822] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2592.313086] syz-executor4   S22224 20176  20169 0x00000000
[ 2592.318685] Call Trace:
[ 2592.321247]  __schedule+0x8eb/0x2060
[ 2592.324944]  ? __sched_text_start+0x8/0x8
[ 2592.329063]  ? check_noncircular+0x20/0x20
[ 2592.333277]  ? find_held_lock+0x35/0x1d0
[ 2592.337318]  ? exit_notify+0xb10/0xb10
[ 2592.341181]  ? lock_downgrade+0x980/0x980
[ 2592.345322]  schedule+0xf5/0x430
[ 2592.348662]  ? lock_downgrade+0x980/0x980
[ 2592.352782]  ? __schedule+0x2060/0x2060
[ 2592.356732]  ? lock_release+0xa40/0xa40
[ 2592.360683]  ? add_wait_queue+0x1a9/0x290
[ 2592.364811]  ? wait_woken+0x280/0x280
[ 2592.368600]  do_wait+0x33a/0xa70
[ 2592.371946]  ? wait_consider_task+0x3420/0x3420
[ 2592.376593]  ? __do_page_fault+0x5f7/0xc90
[ 2592.380803]  ? lock_downgrade+0x980/0x980
[ 2592.384935]  ? handle_mm_fault+0x410/0x8d0
[ 2592.389137]  ? down_read_trylock+0xdb/0x170
[ 2592.393429]  ? __do_page_fault+0x32d/0xc90
[ 2592.397638]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2592.402188]  ? vmacache_find+0x5f/0x280
[ 2592.406148]  kernel_wait4+0x1f5/0x370
[ 2592.409921]  ? SyS_waitid+0x50/0x50
[ 2592.413526]  ? task_stopped_code+0x140/0x140
[ 2592.417920]  SYSC_wait4+0x134/0x140
[ 2592.421519]  ? kernel_wait4+0x370/0x370
[ 2592.425474]  ? syscall_return_slowpath+0x550/0x550
[ 2592.430386]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2592.435203]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2592.440197]  SyS_wait4+0x2c/0x40
[ 2592.443534]  ? SyS_wait4+0x2c/0x40
[ 2592.447048]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2592.451771] RIP: 0033:0x40cd8a
[ 2592.454931] RSP: 002b:00007fff211f8448 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2592.462608] RAX: ffffffffffffffda RBX: 0000000000004f7e RCX: 000000000040cd8a
[ 2592.469848] RDX: 0000000040000000 RSI: 00007fff211f845c RDI: ffffffffffffffff
[ 2592.477088] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2592.484329] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2592.491568] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2592.498833] syz-executor2   S22848 20178  20173 0x00000000
[ 2592.504442] Call Trace:
[ 2592.507006]  __schedule+0x8eb/0x2060
[ 2592.510708]  ? __sched_text_start+0x8/0x8
[ 2592.514826]  ? check_noncircular+0x20/0x20
[ 2592.519041]  ? find_held_lock+0x35/0x1d0
[ 2592.523081]  ? exit_notify+0xb10/0xb10
[ 2592.526957]  ? lock_downgrade+0x980/0x980
[ 2592.531095]  schedule+0xf5/0x430
[ 2592.534432]  ? lock_downgrade+0x980/0x980
[ 2592.538551]  ? __schedule+0x2060/0x2060
[ 2592.542497]  ? lock_release+0xa40/0xa40
[ 2592.546444]  ? add_wait_queue+0x1a9/0x290
[ 2592.550574]  ? wait_woken+0x280/0x280
[ 2592.554362]  do_wait+0x33a/0xa70
[ 2592.557705]  ? wait_consider_task+0x3420/0x3420
[ 2592.562352]  ? __do_page_fault+0x5f7/0xc90
[ 2592.566559]  ? lock_downgrade+0x980/0x980
[ 2592.570690]  ? handle_mm_fault+0x410/0x8d0
[ 2592.574893]  ? down_read_trylock+0xdb/0x170
[ 2592.579183]  ? __do_page_fault+0x32d/0xc90
[ 2592.583392]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2592.587943]  ? vmacache_find+0x5f/0x280
[ 2592.591902]  kernel_wait4+0x1f5/0x370
[ 2592.595676]  ? SyS_waitid+0x50/0x50
[ 2592.599281]  ? task_stopped_code+0x140/0x140
[ 2592.603673]  SYSC_wait4+0x134/0x140
[ 2592.607273]  ? kernel_wait4+0x370/0x370
[ 2592.611228]  ? syscall_return_slowpath+0x550/0x550
[ 2592.616140]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2592.620958]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2592.625950]  SyS_wait4+0x2c/0x40
[ 2592.629285]  ? SyS_wait4+0x2c/0x40
[ 2592.632799]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2592.637521] RIP: 0033:0x40cd8a
[ 2592.640681] RSP: 002b:00007ffc5688e6e8 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2592.648364] RAX: ffffffffffffffda RBX: 0000000000004f91 RCX: 000000000040cd8a
[ 2592.655605] RDX: 0000000040000000 RSI: 00007ffc5688e6fc RDI: ffffffffffffffff
[ 2592.662845] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2592.670085] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2592.677325] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2592.684594] syz-executor1   S22240 20186  20173 0x00000000
[ 2592.690199] Call Trace:
[ 2592.692767]  __schedule+0x8eb/0x2060
[ 2592.696464]  ? __sched_text_start+0x8/0x8
[ 2592.700585]  ? check_noncircular+0x20/0x20
[ 2592.704800]  ? find_held_lock+0x35/0x1d0
[ 2592.708841]  ? exit_notify+0xb10/0xb10
[ 2592.712703]  ? lock_downgrade+0x980/0x980
[ 2592.716846]  schedule+0xf5/0x430
[ 2592.720186]  ? lock_downgrade+0x980/0x980
[ 2592.724315]  ? __schedule+0x2060/0x2060
[ 2592.728261]  ? lock_release+0xa40/0xa40
[ 2592.732211]  ? add_wait_queue+0x1a9/0x290
[ 2592.736333]  ? wait_woken+0x280/0x280
[ 2592.740118]  do_wait+0x33a/0xa70
[ 2592.743461]  ? wait_consider_task+0x3420/0x3420
[ 2592.748106]  ? __do_page_fault+0x5f7/0xc90
[ 2592.752314]  ? lock_downgrade+0x980/0x980
[ 2592.756447]  ? handle_mm_fault+0x410/0x8d0
[ 2592.760654]  ? down_read_trylock+0xdb/0x170
[ 2592.764945]  ? __do_page_fault+0x32d/0xc90
[ 2592.769150]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2592.773702]  ? vmacache_find+0x5f/0x280
[ 2592.777661]  kernel_wait4+0x1f5/0x370
[ 2592.781435]  ? SyS_waitid+0x50/0x50
[ 2592.785042]  ? task_stopped_code+0x140/0x140
[ 2592.789436]  SYSC_wait4+0x134/0x140
[ 2592.793042]  ? kernel_wait4+0x370/0x370
[ 2592.796997]  ? syscall_return_slowpath+0x550/0x550
[ 2592.801913]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2592.806730]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2592.811721]  SyS_wait4+0x2c/0x40
[ 2592.815055]  ? SyS_wait4+0x2c/0x40
[ 2592.818570]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2592.823293] RIP: 0033:0x40cd8a
[ 2592.826452] RSP: 002b:00007ffe324cad78 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2592.834130] RAX: ffffffffffffffda RBX: 0000000000004f97 RCX: 000000000040cd8a
[ 2592.841371] RDX: 0000000040000000 RSI: 00007ffe324cad8c RDI: ffffffffffffffff
[ 2592.848610] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2592.855849] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2592.863090] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2592.870356] syz-executor7   S23136 20190  20169 0x00000000
[ 2592.875958] Call Trace:
[ 2592.878521]  __schedule+0x8eb/0x2060
[ 2592.882216]  ? __sched_text_start+0x8/0x8
[ 2592.886336]  ? check_noncircular+0x20/0x20
[ 2592.890549]  ? find_held_lock+0x35/0x1d0
[ 2592.894590]  ? exit_notify+0xb10/0xb10
[ 2592.898452]  ? lock_downgrade+0x980/0x980
[ 2592.902590]  schedule+0xf5/0x430
[ 2592.905927]  ? lock_downgrade+0x980/0x980
[ 2592.910047]  ? __schedule+0x2060/0x2060
[ 2592.913994]  ? lock_release+0xa40/0xa40
[ 2592.917947]  ? add_wait_queue+0x1a9/0x290
[ 2592.922068]  ? wait_woken+0x280/0x280
[ 2592.925853]  do_wait+0x33a/0xa70
[ 2592.929197]  ? wait_consider_task+0x3420/0x3420
[ 2592.933841]  ? __do_page_fault+0x5f7/0xc90
[ 2592.938049]  ? lock_downgrade+0x980/0x980
[ 2592.942179]  ? handle_mm_fault+0x410/0x8d0
[ 2592.946383]  ? down_read_trylock+0xdb/0x170
[ 2592.950674]  ? __do_page_fault+0x32d/0xc90
[ 2592.954881]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2592.959431]  ? vmacache_find+0x5f/0x280
[ 2592.963393]  kernel_wait4+0x1f5/0x370
[ 2592.967168]  ? SyS_waitid+0x50/0x50
[ 2592.970781]  ? task_stopped_code+0x140/0x140
[ 2592.975175]  SYSC_wait4+0x134/0x140
[ 2592.978774]  ? kernel_wait4+0x370/0x370
[ 2592.982731]  ? syscall_return_slowpath+0x550/0x550
[ 2592.987645]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2592.992463]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2592.997456]  SyS_wait4+0x2c/0x40
[ 2593.000794]  ? SyS_wait4+0x2c/0x40
[ 2593.004308]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2593.009032] RIP: 0033:0x40cd8a
[ 2593.012207] RSP: 002b:00007ffe0a3f3b68 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2593.019885] RAX: ffffffffffffffda RBX: 0000000000004f96 RCX: 000000000040cd8a
[ 2593.027124] RDX: 0000000040000000 RSI: 00007ffe0a3f3b7c RDI: ffffffffffffffff
[ 2593.034364] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2593.041604] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2593.048844] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2593.056114] syz-executor0   S22224 20320  20168 0x00000000
[ 2593.061714] Call Trace:
[ 2593.064278]  __schedule+0x8eb/0x2060
[ 2593.067975]  ? __sched_text_start+0x8/0x8
[ 2593.072096]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2593.076918]  ? lock_downgrade+0x980/0x980
[ 2593.081044]  ? enqueue_hrtimer+0x171/0x4a0
[ 2593.085254]  ? __remove_hrtimer+0x190/0x190
[ 2593.089574]  ? do_raw_spin_trylock+0x190/0x190
[ 2593.094129]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2593.099206]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2593.104194]  ? trace_hardirqs_on+0xd/0x10
[ 2593.108323]  schedule+0xf5/0x430
[ 2593.111665]  ? __schedule+0x2060/0x2060
[ 2593.115607]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2593.120594]  ? trace_hardirqs_on+0xd/0x10
[ 2593.124716]  ? __debug_object_init+0x235/0x1040
[ 2593.129370]  ? debug_object_fixup+0x30/0x30
[ 2593.133660]  ? find_held_lock+0x35/0x1d0
[ 2593.137696]  do_nanosleep+0x224/0x6e0
[ 2593.141474]  ? schedule_timeout_idle+0x90/0x90
[ 2593.146032]  ? lock_release+0xa40/0xa40
[ 2593.149978]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2593.155831]  ? kernel_wait4+0x26e/0x370
[ 2593.159780]  ? SyS_waitid+0x50/0x50
[ 2593.163381]  ? memset+0x31/0x40
[ 2593.166643]  hrtimer_nanosleep+0x27b/0x4d0
[ 2593.170861]  ? nanosleep_copyout+0x100/0x100
[ 2593.175247]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2593.179469]  SyS_nanosleep+0x175/0x1f0
[ 2593.183329]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2593.187707]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2593.192699]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2593.197436]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2593.202159] RIP: 0033:0x47e050
[ 2593.205318] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2593.212997] RAX: ffffffffffffffda RBX: 00000000021bb914 RCX: 000000000047e050
[ 2593.220240] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2593.227480] RBP: 0000000000000248 R08: 0000000000000001 R09: 00000000021bb940
[ 2593.234718] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000248
[ 2593.241962] R13: 000000000000000f R14: 000000000026001f R15: 0000000000000003
[ 2593.249229] syz-executor4   S22224 20350  20176 0x00000000
[ 2593.254928] Call Trace:
[ 2593.257492]  __schedule+0x8eb/0x2060
[ 2593.261187]  ? __sched_text_start+0x8/0x8
[ 2593.265305]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2593.270120]  ? lock_downgrade+0x980/0x980
[ 2593.274245]  ? enqueue_hrtimer+0x171/0x4a0
[ 2593.278452]  ? __remove_hrtimer+0x190/0x190
[ 2593.282746]  ? do_raw_spin_trylock+0x190/0x190
[ 2593.287303]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2593.292378]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2593.297366]  ? trace_hardirqs_on+0xd/0x10
[ 2593.301497]  schedule+0xf5/0x430
[ 2593.304837]  ? __schedule+0x2060/0x2060
[ 2593.308780]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2593.313769]  ? trace_hardirqs_on+0xd/0x10
[ 2593.317893]  ? __debug_object_init+0x235/0x1040
[ 2593.322544]  ? debug_object_fixup+0x30/0x30
[ 2593.326836]  ? find_held_lock+0x35/0x1d0
[ 2593.330872]  do_nanosleep+0x224/0x6e0
[ 2593.334649]  ? schedule_timeout_idle+0x90/0x90
[ 2593.339206]  ? lock_release+0xa40/0xa40
[ 2593.343150]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2593.349006]  ? kernel_wait4+0x26e/0x370
[ 2593.352956]  ? SyS_waitid+0x50/0x50
[ 2593.356556]  ? memset+0x31/0x40
[ 2593.359817]  hrtimer_nanosleep+0x27b/0x4d0
[ 2593.364028]  ? nanosleep_copyout+0x100/0x100
[ 2593.368420]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2593.372645]  SyS_nanosleep+0x175/0x1f0
[ 2593.376512]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2593.380889]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2593.385878]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2593.390616]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2593.395341] RIP: 0033:0x47e050
[ 2593.398500] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2593.406178] RAX: ffffffffffffffda RBX: 0000000000f6b914 RCX: 000000000047e050
[ 2593.413417] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2593.420658] RBP: 0000000000000219 R08: 0000000000000001 R09: 0000000000f6b940
[ 2593.427897] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 2593.435135] R13: 0000000000000000 R14: 0000000000260447 R15: 0000000000000010
[ 2593.442403] syz-executor6   R  running task    22224 20360  20174 0x00000000
[ 2593.449579] Call Trace:
[ 2593.452142]  __schedule+0x8eb/0x2060
[ 2593.455838]  ? __sched_text_start+0x8/0x8
[ 2593.459957]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2593.464779]  ? lock_downgrade+0x980/0x980
[ 2593.468903]  ? enqueue_hrtimer+0x171/0x4a0
[ 2593.473111]  ? __remove_hrtimer+0x190/0x190
[ 2593.477801]  ? do_raw_spin_trylock+0x190/0x190
[ 2593.482358]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2593.487434]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2593.492423]  ? trace_hardirqs_on+0xd/0x10
[ 2593.496553]  schedule+0xf5/0x430
[ 2593.499896]  ? __schedule+0x2060/0x2060
[ 2593.503840]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2593.508828]  ? trace_hardirqs_on+0xd/0x10
[ 2593.512951]  ? __debug_object_init+0x235/0x1040
[ 2593.517603]  ? debug_object_fixup+0x30/0x30
[ 2593.521894]  ? find_held_lock+0x35/0x1d0
[ 2593.525930]  do_nanosleep+0x224/0x6e0
[ 2593.529717]  ? schedule_timeout_idle+0x90/0x90
[ 2593.534275]  ? lock_release+0xa40/0xa40
[ 2593.538222]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2593.544077]  ? kernel_wait4+0x26e/0x370
[ 2593.548026]  ? SyS_waitid+0x50/0x50
[ 2593.551635]  ? memset+0x31/0x40
[ 2593.554897]  hrtimer_nanosleep+0x27b/0x4d0
[ 2593.559108]  ? nanosleep_copyout+0x100/0x100
[ 2593.563492]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2593.567716]  SyS_nanosleep+0x175/0x1f0
[ 2593.571574]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2593.575953]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2593.580943]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2593.585678]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2593.590405] RIP: 0033:0x47e050
[ 2593.593564] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2593.601243] RAX: ffffffffffffffda RBX: 000000000106f914 RCX: 000000000047e050
[ 2593.608483] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2593.615722] RBP: 0000000000000234 R08: 0000000000000001 R09: 000000000106f940
[ 2593.622970] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000234
[ 2593.630212] R13: 0000000000000007 R14: 000000000026008b R15: 0000000000000027
[ 2593.637479] syz-executor2   R  running task    22224 20369  20178 0x00000000
[ 2593.644646] Call Trace:
[ 2593.647209]  __schedule+0x8eb/0x2060
[ 2593.650906]  ? __sched_text_start+0x8/0x8
[ 2593.655027]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2593.659843]  ? lock_downgrade+0x980/0x980
[ 2593.663968]  ? enqueue_hrtimer+0x171/0x4a0
[ 2593.668177]  ? __remove_hrtimer+0x190/0x190
[ 2593.672473]  ? do_raw_spin_trylock+0x190/0x190
[ 2593.677033]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2593.682109]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2593.687097]  ? trace_hardirqs_on+0xd/0x10
[ 2593.691229]  schedule+0xf5/0x430
[ 2593.694570]  ? __schedule+0x2060/0x2060
[ 2593.698515]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2593.703519]  ? trace_hardirqs_on+0xd/0x10
[ 2593.707643]  ? __debug_object_init+0x235/0x1040
[ 2593.712295]  ? debug_object_fixup+0x30/0x30
[ 2593.716587]  ? find_held_lock+0x35/0x1d0
[ 2593.720623]  do_nanosleep+0x224/0x6e0
[ 2593.724401]  ? schedule_timeout_idle+0x90/0x90
[ 2593.728959]  ? lock_release+0xa40/0xa40
[ 2593.732904]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2593.738758]  ? kernel_wait4+0x26e/0x370
[ 2593.742708]  ? SyS_waitid+0x50/0x50
[ 2593.746307]  ? memset+0x31/0x40
[ 2593.749568]  hrtimer_nanosleep+0x27b/0x4d0
[ 2593.753779]  ? nanosleep_copyout+0x100/0x100
[ 2593.758164]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2593.762388]  SyS_nanosleep+0x175/0x1f0
[ 2593.766247]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2593.770626]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2593.775615]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2593.780351]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2593.785074] RIP: 0033:0x47e050
[ 2593.788233] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2593.795910] RAX: ffffffffffffffda RBX: 00000000017c9914 RCX: 000000000047e050
[ 2593.803149] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2593.810388] RBP: 0000000000000229 R08: 0000000000000001 R09: 00000000017c9940
[ 2593.817626] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000229
[ 2593.824865] R13: 0000000000000008 R14: 0000000000260463 R15: 0000000000000010
[ 2593.832131] syz-executor5   R  running task    22224 20370  20175 0x00000000
[ 2593.839296] Call Trace:
[ 2593.841857]  __schedule+0x8eb/0x2060
[ 2593.845554]  ? __sched_text_start+0x8/0x8
[ 2593.849675]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2593.854492]  ? lock_downgrade+0x980/0x980
[ 2593.858617]  ? enqueue_hrtimer+0x171/0x4a0
[ 2593.862824]  ? __remove_hrtimer+0x190/0x190
[ 2593.867119]  ? do_raw_spin_trylock+0x190/0x190
[ 2593.871678]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2593.876755]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2593.881743]  ? trace_hardirqs_on+0xd/0x10
[ 2593.885873]  schedule+0xf5/0x430
[ 2593.889214]  ? __schedule+0x2060/0x2060
[ 2593.893159]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2593.898147]  ? trace_hardirqs_on+0xd/0x10
[ 2593.902269]  ? __debug_object_init+0x235/0x1040
[ 2593.906922]  ? debug_object_fixup+0x30/0x30
[ 2593.911214]  ? find_held_lock+0x35/0x1d0
[ 2593.915251]  do_nanosleep+0x224/0x6e0
[ 2593.919031]  ? schedule_timeout_idle+0x90/0x90
[ 2593.923591]  ? lock_release+0xa40/0xa40
[ 2593.927535]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2593.933388]  ? kernel_wait4+0x26e/0x370
[ 2593.937334]  ? SyS_waitid+0x50/0x50
[ 2593.940933]  ? memset+0x31/0x40
[ 2593.944194]  hrtimer_nanosleep+0x27b/0x4d0
[ 2593.948403]  ? nanosleep_copyout+0x100/0x100
[ 2593.952788]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2593.957015]  SyS_nanosleep+0x175/0x1f0
[ 2593.960878]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2593.965256]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2593.970246]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2593.974983]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2593.979707] RIP: 0033:0x47e050
[ 2593.982867] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2593.990546] RAX: ffffffffffffffda RBX: 0000000001003914 RCX: 000000000047e050
[ 2593.997784] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2594.005023] RBP: 000000000000021f R08: 0000000000000001 R09: 0000000001003940
[ 2594.012263] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000021f
[ 2594.019503] R13: 0000000000000003 R14: 0000000000260047 R15: 000000000000021f
[ 2594.026768] syz-executor7   S22224 20374  20190 0x00000000
[ 2594.032368] Call Trace:
[ 2594.034929]  __schedule+0x8eb/0x2060
[ 2594.038624]  ? __sched_text_start+0x8/0x8
[ 2594.042744]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2594.047557]  ? lock_downgrade+0x980/0x980
[ 2594.051682]  ? enqueue_hrtimer+0x171/0x4a0
[ 2594.055889]  ? __remove_hrtimer+0x190/0x190
[ 2594.060184]  ? do_raw_spin_trylock+0x190/0x190
[ 2594.064741]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2594.069817]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2594.074805]  ? trace_hardirqs_on+0xd/0x10
[ 2594.078934]  schedule+0xf5/0x430
[ 2594.082276]  ? __schedule+0x2060/0x2060
[ 2594.086221]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2594.091209]  ? trace_hardirqs_on+0xd/0x10
[ 2594.095331]  ? __debug_object_init+0x235/0x1040
[ 2594.099983]  ? debug_object_fixup+0x30/0x30
[ 2594.104272]  ? find_held_lock+0x35/0x1d0
[ 2594.108308]  do_nanosleep+0x224/0x6e0
[ 2594.112087]  ? schedule_timeout_idle+0x90/0x90
[ 2594.116645]  ? lock_release+0xa40/0xa40
[ 2594.120593]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2594.126448]  ? kernel_wait4+0x26e/0x370
[ 2594.130397]  ? SyS_waitid+0x50/0x50
[ 2594.133996]  ? memset+0x31/0x40
[ 2594.137263]  hrtimer_nanosleep+0x27b/0x4d0
[ 2594.141474]  ? nanosleep_copyout+0x100/0x100
[ 2594.145859]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2594.150083]  SyS_nanosleep+0x175/0x1f0
[ 2594.153944]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2594.158323]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2594.163310]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2594.168048]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2594.172771] RIP: 0033:0x47e050
[ 2594.175929] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2594.183606] RAX: ffffffffffffffda RBX: 0000000001d49914 RCX: 000000000047e050
[ 2594.190843] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2594.198083] RBP: 0000000000000254 R08: 0000000000000001 R09: 0000000001d49940
[ 2594.205322] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 2594.212561] R13: 0000000000000000 R14: 0000000000260441 R15: 0000000000000003
[ 2594.219824] syz-executor1   S22224 20375  20186 0x00000000
[ 2594.225424] Call Trace:
[ 2594.227987]  __schedule+0x8eb/0x2060
[ 2594.231685]  ? __sched_text_start+0x8/0x8
[ 2594.235801]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2594.240617]  ? lock_downgrade+0x980/0x980
[ 2594.244740]  ? enqueue_hrtimer+0x171/0x4a0
[ 2594.248945]  ? __remove_hrtimer+0x190/0x190
[ 2594.253248]  ? do_raw_spin_trylock+0x190/0x190
[ 2594.257806]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2594.262885]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2594.267873]  ? trace_hardirqs_on+0xd/0x10
[ 2594.272003]  schedule+0xf5/0x430
[ 2594.275348]  ? __schedule+0x2060/0x2060
[ 2594.279292]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2594.284279]  ? trace_hardirqs_on+0xd/0x10
[ 2594.288401]  ? __debug_object_init+0x235/0x1040
[ 2594.293054]  ? debug_object_fixup+0x30/0x30
[ 2594.297345]  ? find_held_lock+0x35/0x1d0
[ 2594.301382]  do_nanosleep+0x224/0x6e0
[ 2594.305163]  ? schedule_timeout_idle+0x90/0x90
[ 2594.309722]  ? lock_release+0xa40/0xa40
[ 2594.313665]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2594.319520]  ? kernel_wait4+0x26e/0x370
[ 2594.323470]  ? SyS_waitid+0x50/0x50
[ 2594.327070]  ? memset+0x31/0x40
[ 2594.330335]  hrtimer_nanosleep+0x27b/0x4d0
[ 2594.334552]  ? nanosleep_copyout+0x100/0x100
[ 2594.338939]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2594.343164]  SyS_nanosleep+0x175/0x1f0
[ 2594.347030]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2594.351414]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2594.356403]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2594.361150]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2594.365875] RIP: 0033:0x47e050
[ 2594.369034] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2594.376714] RAX: ffffffffffffffda RBX: 00000000014ec914 RCX: 000000000047e050
[ 2594.383958] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2594.391202] RBP: 0000000000000140 R08: 0000000000000001 R09: 00000000014ec940
[ 2594.398450] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000140
[ 2594.405697] R13: 0000000000000009 R14: 0000000000260060 R15: 0000000000000001
[ 2594.412966] kworker/u4:0    I13104 20618      2 0x80000000
[ 2594.418579] Call Trace:
[ 2594.421147]  __schedule+0x8eb/0x2060
[ 2594.424833]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2594.429919]  ? __sched_text_start+0x8/0x8
[ 2594.434038]  ? check_noncircular+0x20/0x20
[ 2594.438248]  ? __wake_up_common_lock+0x1c2/0x310
[ 2594.442981]  ? lock_downgrade+0x980/0x980
[ 2594.447116]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2594.451432]  schedule+0xf5/0x430
[ 2594.454772]  ? lock_downgrade+0x980/0x980
[ 2594.458891]  ? __schedule+0x2060/0x2060
[ 2594.462837]  ? __wake_up_common+0x780/0x780
[ 2594.467142]  ? do_raw_spin_trylock+0x190/0x190
[ 2594.471706]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2594.476175]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2594.481179]  worker_thread+0x492/0x1990
[ 2594.485153]  ? process_one_work+0x1b10/0x1b10
[ 2594.489627]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2594.494096]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2594.499083]  ? trace_hardirqs_on+0xd/0x10
[ 2594.503204]  ? finish_task_switch+0x1d3/0x740
[ 2594.507667]  ? finish_task_switch+0x1aa/0x740
[ 2594.512141]  ? copy_overflow+0x20/0x20
[ 2594.516028]  ? __schedule+0x8f3/0x2060
[ 2594.519918]  ? find_held_lock+0x35/0x1d0
[ 2594.523960]  ? find_held_lock+0x35/0x1d0
[ 2594.528006]  ? complete+0x62/0x80
[ 2594.531446]  ? __schedule+0x2060/0x2060
[ 2594.535388]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2594.539681]  ? __lockdep_init_map+0xe4/0x650
[ 2594.544063]  ? do_raw_spin_trylock+0x190/0x190
[ 2594.548616]  ? lockdep_init_map+0x9/0x10
[ 2594.552652]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2594.557730]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2594.562719]  ? trace_hardirqs_on+0xd/0x10
[ 2594.566839]  ? __kthread_parkme+0x175/0x240
[ 2594.571139]  kthread+0x33c/0x400
[ 2594.574476]  ? process_one_work+0x1b10/0x1b10
[ 2594.578940]  ? kthread_stop+0x7a0/0x7a0
[ 2594.582889]  ret_from_fork+0x24/0x30
[ 2594.586599] kworker/0:5     I23008 21736      2 0x80000000
[ 2594.592216] Call Trace:
[ 2594.594777]  __schedule+0x8eb/0x2060
[ 2594.598462]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2594.603544]  ? __sched_text_start+0x8/0x8
[ 2594.607664]  ? check_noncircular+0x20/0x20
[ 2594.611873]  ? __wake_up_common_lock+0x1c2/0x310
[ 2594.616602]  ? lock_downgrade+0x980/0x980
[ 2594.620741]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2594.625060]  schedule+0xf5/0x430
[ 2594.628402]  ? lock_downgrade+0x980/0x980
[ 2594.632520]  ? __schedule+0x2060/0x2060
[ 2594.636464]  ? __wake_up_common+0x780/0x780
[ 2594.640760]  ? try_to_del_timer_sync+0xe0/0x130
[ 2594.645411]  ? do_raw_spin_trylock+0x190/0x190
[ 2594.649971]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2594.654438]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2594.659432]  worker_thread+0x492/0x1990
[ 2594.663408]  ? process_one_work+0x1b10/0x1b10
[ 2594.667878]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2594.672347]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2594.677333]  ? trace_hardirqs_on+0xd/0x10
[ 2594.681455]  ? finish_task_switch+0x1d3/0x740
[ 2594.685918]  ? finish_task_switch+0x1aa/0x740
[ 2594.690391]  ? copy_overflow+0x20/0x20
[ 2594.694265]  ? __schedule+0x8f3/0x2060
[ 2594.698154]  ? find_held_lock+0x35/0x1d0
[ 2594.702195]  ? find_held_lock+0x35/0x1d0
[ 2594.706240]  ? complete+0x62/0x80
[ 2594.709677]  ? __schedule+0x2060/0x2060
[ 2594.713624]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2594.717915]  ? __lockdep_init_map+0xe4/0x650
[ 2594.722297]  ? do_raw_spin_trylock+0x190/0x190
[ 2594.726849]  ? lockdep_init_map+0x9/0x10
[ 2594.730879]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2594.735957]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2594.740945]  ? trace_hardirqs_on+0xd/0x10
[ 2594.745066]  ? __kthread_parkme+0x175/0x240
[ 2594.749362]  kthread+0x33c/0x400
[ 2594.752698]  ? process_one_work+0x1b10/0x1b10
[ 2594.757160]  ? kthread_stop+0x7a0/0x7a0
[ 2594.761109]  ret_from_fork+0x24/0x30
[ 2594.764818] syz-executor3   S22224 22624   3148 0x00000000
[ 2594.770419] Call Trace:
[ 2594.772981]  __schedule+0x8eb/0x2060
[ 2594.776676]  ? __sched_text_start+0x8/0x8
[ 2594.780794]  ? check_noncircular+0x20/0x20
[ 2594.785012]  ? find_held_lock+0x35/0x1d0
[ 2594.789056]  ? exit_notify+0xb10/0xb10
[ 2594.792918]  ? lock_downgrade+0x980/0x980
[ 2594.797058]  schedule+0xf5/0x430
[ 2594.800397]  ? lock_downgrade+0x980/0x980
[ 2594.804516]  ? __schedule+0x2060/0x2060
[ 2594.808461]  ? lock_release+0xa40/0xa40
[ 2594.812412]  ? add_wait_queue+0x1a9/0x290
[ 2594.816537]  ? wait_woken+0x280/0x280
[ 2594.820325]  do_wait+0x33a/0xa70
[ 2594.823669]  ? wait_consider_task+0x3420/0x3420
[ 2594.828315]  ? __do_page_fault+0x5f7/0xc90
[ 2594.832522]  ? lock_downgrade+0x980/0x980
[ 2594.836668]  ? handle_mm_fault+0x410/0x8d0
[ 2594.840871]  ? down_read_trylock+0xdb/0x170
[ 2594.845160]  ? __do_page_fault+0x32d/0xc90
[ 2594.849367]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2594.853916]  ? vmacache_find+0x5f/0x280
[ 2594.857876]  kernel_wait4+0x1f5/0x370
[ 2594.861652]  ? SyS_waitid+0x50/0x50
[ 2594.865256]  ? task_stopped_code+0x140/0x140
[ 2594.869651]  SYSC_wait4+0x134/0x140
[ 2594.873248]  ? kernel_wait4+0x370/0x370
[ 2594.877199]  ? syscall_return_slowpath+0x550/0x550
[ 2594.882109]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2594.886925]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2594.891918]  SyS_wait4+0x2c/0x40
[ 2594.895255]  ? SyS_wait4+0x2c/0x40
[ 2594.898769]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2594.903494] RIP: 0033:0x40cd8a
[ 2594.906656] RSP: 002b:00007fff21095198 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2594.914343] RAX: ffffffffffffffda RBX: 000000000000589b RCX: 000000000040cd8a
[ 2594.921583] RDX: 0000000040000000 RSI: 00007fff210951ac RDI: ffffffffffffffff
[ 2594.928826] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2594.936067] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2594.943306] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2594.950570] kworker/u4:3    I14096 22662      2 0x80000000
[ 2594.956181] Call Trace:
[ 2594.958744]  __schedule+0x8eb/0x2060
[ 2594.962427]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2594.967510]  ? __sched_text_start+0x8/0x8
[ 2594.971629]  ? check_noncircular+0x20/0x20
[ 2594.975839]  ? __wake_up_common_lock+0x1c2/0x310
[ 2594.980573]  ? lock_downgrade+0x980/0x980
[ 2594.984731]  schedule+0xf5/0x430
[ 2594.988068]  ? lock_downgrade+0x980/0x980
[ 2594.992187]  ? __schedule+0x2060/0x2060
[ 2594.996135]  ? lock_release+0xa40/0xa40
[ 2595.000087]  ? do_raw_spin_trylock+0x190/0x190
[ 2595.004644]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2595.009118]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2595.014112]  worker_thread+0x492/0x1990
[ 2595.018087]  ? process_one_work+0x1b10/0x1b10
[ 2595.022568]  ? _raw_spin_unlock_irq+0x56/0x70
[ 2595.027040]  ? finish_task_switch+0x1d3/0x740
[ 2595.031504]  ? finish_task_switch+0x1aa/0x740
[ 2595.035976]  ? copy_overflow+0x20/0x20
[ 2595.039849]  ? __schedule+0x8f3/0x2060
[ 2595.043793]  ? trace_event_raw_event_lock+0x340/0x340
[ 2595.048980]  ? find_held_lock+0x35/0x1d0
[ 2595.053028]  ? find_held_lock+0x35/0x1d0
[ 2595.057073]  ? complete+0x62/0x80
[ 2595.060511]  ? __schedule+0x2060/0x2060
[ 2595.064457]  ? __lockdep_init_map+0xe4/0x650
[ 2595.068838]  ? do_raw_spin_trylock+0x190/0x190
[ 2595.073390]  ? lockdep_init_map+0x9/0x10
[ 2595.077421]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2595.082500]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2595.087497]  ? trace_hardirqs_on+0xd/0x10
[ 2595.091618]  ? __kthread_parkme+0x175/0x240
[ 2595.095916]  kthread+0x33c/0x400
[ 2595.099254]  ? process_one_work+0x1b10/0x1b10
[ 2595.103716]  ? kthread_stop+0x7a0/0x7a0
[ 2595.107663]  ret_from_fork+0x24/0x30
[ 2595.111372] syz-executor3   S22224 22683  22624 0x00000000
[ 2595.116973] Call Trace:
[ 2595.119536]  __schedule+0x8eb/0x2060
[ 2595.123233]  ? __sched_text_start+0x8/0x8
[ 2595.127355]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2595.132170]  ? lock_downgrade+0x980/0x980
[ 2595.136295]  ? enqueue_hrtimer+0x171/0x4a0
[ 2595.140503]  ? __remove_hrtimer+0x190/0x190
[ 2595.144797]  ? do_raw_spin_trylock+0x190/0x190
[ 2595.149355]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2595.154431]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2595.159421]  ? trace_hardirqs_on+0xd/0x10
[ 2595.163551]  schedule+0xf5/0x430
[ 2595.166892]  ? __schedule+0x2060/0x2060
[ 2595.170833]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2595.175822]  ? trace_hardirqs_on+0xd/0x10
[ 2595.179945]  ? __debug_object_init+0x235/0x1040
[ 2595.184599]  ? debug_object_fixup+0x30/0x30
[ 2595.188891]  ? find_held_lock+0x35/0x1d0
[ 2595.192935]  do_nanosleep+0x224/0x6e0
[ 2595.196716]  ? schedule_timeout_idle+0x90/0x90
[ 2595.201277]  ? lock_release+0xa40/0xa40
[ 2595.205231]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2595.211088]  ? kernel_wait4+0x26e/0x370
[ 2595.215035]  ? SyS_waitid+0x50/0x50
[ 2595.218635]  ? memset+0x31/0x40
[ 2595.221896]  hrtimer_nanosleep+0x27b/0x4d0
[ 2595.226105]  ? nanosleep_copyout+0x100/0x100
[ 2595.230488]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2595.234714]  SyS_nanosleep+0x175/0x1f0
[ 2595.238587]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2595.242964]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2595.247954]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2595.252690]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2595.257412] RIP: 0033:0x47e050
[ 2595.260580] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2595.268259] RAX: ffffffffffffffda RBX: 00000000015a7914 RCX: 000000000047e050
[ 2595.275497] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2595.282738] RBP: 0000000000000109 R08: 0000000000000001 R09: 00000000015a7940
[ 2595.289978] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000109
[ 2595.297217] R13: 000000000000000b R14: 000000000026004f R15: 0000000000000010
[ 2595.304481] kworker/1:1     I23376 22776      2 0x80000000
[ 2595.310091] Call Trace:
[ 2595.312656]  __schedule+0x8eb/0x2060
[ 2595.316340]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2595.321424]  ? __sched_text_start+0x8/0x8
[ 2595.325542]  ? check_noncircular+0x20/0x20
[ 2595.329752]  ? __wake_up_common_lock+0x1c2/0x310
[ 2595.334480]  ? lock_downgrade+0x980/0x980
[ 2595.338635]  schedule+0xf5/0x430
[ 2595.341979]  ? lock_downgrade+0x980/0x980
[ 2595.346100]  ? __schedule+0x2060/0x2060
[ 2595.350046]  ? lock_release+0xa40/0xa40
[ 2595.354001]  ? do_raw_spin_trylock+0x190/0x190
[ 2595.358565]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2595.363035]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2595.368032]  worker_thread+0x492/0x1990
[ 2595.372007]  ? process_one_work+0x1b10/0x1b10
[ 2595.376481]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2595.380951]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2595.385937]  ? trace_hardirqs_on+0xd/0x10
[ 2595.390058]  ? finish_task_switch+0x1d3/0x740
[ 2595.394522]  ? finish_task_switch+0x1aa/0x740
[ 2595.398994]  ? copy_overflow+0x20/0x20
[ 2595.402869]  ? __schedule+0x8f3/0x2060
[ 2595.406726]  ? trace_event_raw_event_lock+0x340/0x340
[ 2595.411918]  ? find_held_lock+0x35/0x1d0
[ 2595.415963]  ? find_held_lock+0x35/0x1d0
[ 2595.420010]  ? complete+0x62/0x80
[ 2595.423450]  ? __schedule+0x2060/0x2060
[ 2595.427395]  ? __lockdep_init_map+0xe4/0x650
[ 2595.431778]  ? do_raw_spin_trylock+0x190/0x190
[ 2595.436330]  ? lockdep_init_map+0x9/0x10
[ 2595.440361]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2595.445438]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2595.450427]  ? trace_hardirqs_on+0xd/0x10
[ 2595.454547]  ? __kthread_parkme+0x175/0x240
[ 2595.458846]  kthread+0x33c/0x400
[ 2595.462192]  ? process_one_work+0x1b10/0x1b10
[ 2595.466655]  ? kthread_stop+0x7a0/0x7a0
[ 2595.470603]  ret_from_fork+0x24/0x30
[ 2595.474311] kworker/0:0     I21568 22891      2 0x80000000
[ 2595.479923] Call Trace:
[ 2595.482486]  __schedule+0x8eb/0x2060
[ 2595.486172]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2595.491258]  ? __sched_text_start+0x8/0x8
[ 2595.495377]  ? check_noncircular+0x20/0x20
[ 2595.499588]  ? __wake_up_common_lock+0x1c2/0x310
[ 2595.504319]  ? lock_downgrade+0x980/0x980
[ 2595.508476]  schedule+0xf5/0x430
[ 2595.511814]  ? lock_downgrade+0x980/0x980
[ 2595.515933]  ? __schedule+0x2060/0x2060
[ 2595.519879]  ? lock_release+0xa40/0xa40
[ 2595.523826]  ? worker_pool_assign_id+0x1b0/0x1b0
[ 2595.528557]  ? do_raw_spin_trylock+0x190/0x190
[ 2595.533112]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2595.537581]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2595.542574]  worker_thread+0x492/0x1990
[ 2595.546549]  ? process_one_work+0x1b10/0x1b10
[ 2595.551025]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2595.555494]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2595.560482]  ? trace_hardirqs_on+0xd/0x10
[ 2595.564607]  ? finish_task_switch+0x1d3/0x740
[ 2595.569069]  ? finish_task_switch+0x1aa/0x740
[ 2595.573543]  ? copy_overflow+0x20/0x20
[ 2595.577418]  ? __schedule+0x8f3/0x2060
[ 2595.581273]  ? trace_event_raw_event_lock+0x340/0x340
[ 2595.586461]  ? find_held_lock+0x35/0x1d0
[ 2595.590504]  ? find_held_lock+0x35/0x1d0
[ 2595.594550]  ? complete+0x62/0x80
[ 2595.597985]  ? __schedule+0x2060/0x2060
[ 2595.601931]  ? __lockdep_init_map+0xe4/0x650
[ 2595.606313]  ? do_raw_spin_trylock+0x190/0x190
[ 2595.610865]  ? lockdep_init_map+0x9/0x10
[ 2595.614896]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2595.619977]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2595.624965]  ? trace_hardirqs_on+0xd/0x10
[ 2595.629084]  ? __kthread_parkme+0x175/0x240
[ 2595.633381]  kthread+0x33c/0x400
[ 2595.636718]  ? process_one_work+0x1b10/0x1b10
[ 2595.641180]  ? kthread_stop+0x7a0/0x7a0
[ 2595.645129]  ret_from_fork+0x24/0x30
[ 2595.648835] kworker/1:2     R  running task    23552 23809      2 0x80000000
[ 2595.656012] Call Trace:
[ 2595.658578]  __schedule+0x8eb/0x2060
[ 2595.662261]  ? update_curr+0x47b/0xa60
[ 2595.666128]  ? __sched_text_start+0x8/0x8
[ 2595.670249]  ? check_noncircular+0x20/0x20
[ 2595.674476]  ? __lock_is_held+0xb6/0x140
[ 2595.678554]  schedule+0xf5/0x430
[ 2595.681893]  ? lock_downgrade+0x980/0x980
[ 2595.686018]  ? __schedule+0x2060/0x2060
[ 2595.689967]  ? lock_release+0xa40/0xa40
[ 2595.693915]  ? perf_event_sync_stat+0x5b0/0x5b0
[ 2595.698558]  ? do_raw_spin_trylock+0x190/0x190
[ 2595.703116]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2595.707582]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2595.712575]  worker_thread+0x492/0x1990
[ 2595.716553]  ? process_one_work+0x1b10/0x1b10
[ 2595.721026]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2595.725497]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2595.730485]  ? trace_hardirqs_on+0xd/0x10
[ 2595.734606]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2595.739073]  ? finish_task_switch+0x1d3/0x740
[ 2595.743540]  ? finish_task_switch+0x1aa/0x740
[ 2595.748015]  ? copy_overflow+0x20/0x20
[ 2595.751890]  ? __schedule+0x8f3/0x2060
[ 2595.755777]  ? find_held_lock+0x35/0x1d0
[ 2595.759819]  ? find_held_lock+0x35/0x1d0
[ 2595.763861]  ? complete+0x62/0x80
[ 2595.767298]  ? __schedule+0x2060/0x2060
[ 2595.771243]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2595.775537]  ? __lockdep_init_map+0xe4/0x650
[ 2595.779920]  ? do_raw_spin_trylock+0x190/0x190
[ 2595.784474]  ? lockdep_init_map+0x9/0x10
[ 2595.788593]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2595.793671]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2595.798659]  ? trace_hardirqs_on+0xd/0x10
[ 2595.802778]  ? __kthread_parkme+0x175/0x240
[ 2595.807077]  kthread+0x33c/0x400
[ 2595.810414]  ? process_one_work+0x1b10/0x1b10
[ 2595.814877]  ? kthread_stop+0x7a0/0x7a0
[ 2595.818826]  ret_from_fork+0x24/0x30
[ 2595.822537] kworker/u4:1    I14096 23904      2 0x80000000
[ 2595.828147] Call Trace:
[ 2595.830709]  __schedule+0x8eb/0x2060
[ 2595.834391]  ? update_curr+0x47b/0xa60
[ 2595.838259]  ? __sched_text_start+0x8/0x8
[ 2595.842378]  ? check_noncircular+0x20/0x20
[ 2595.846594]  ? __lock_is_held+0xb6/0x140
[ 2595.850671]  schedule+0xf5/0x430
[ 2595.854015]  ? lock_downgrade+0x980/0x980
[ 2595.858137]  ? __schedule+0x2060/0x2060
[ 2595.862086]  ? lock_release+0xa40/0xa40
[ 2595.866036]  ? perf_event_sync_stat+0x5b0/0x5b0
[ 2595.870678]  ? do_raw_spin_trylock+0x190/0x190
[ 2595.875235]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2595.879711]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2595.884703]  worker_thread+0x492/0x1990
[ 2595.888677]  ? process_one_work+0x1b10/0x1b10
[ 2595.893151]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2595.897620]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2595.902617]  ? trace_hardirqs_on+0xd/0x10
[ 2595.906737]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2595.911203]  ? finish_task_switch+0x1d3/0x740
[ 2595.915665]  ? finish_task_switch+0x1aa/0x740
[ 2595.920136]  ? copy_overflow+0x20/0x20
[ 2595.924015]  ? __schedule+0x8f3/0x2060
[ 2595.927905]  ? find_held_lock+0x35/0x1d0
[ 2595.931947]  ? find_held_lock+0x35/0x1d0
[ 2595.935989]  ? complete+0x62/0x80
[ 2595.939429]  ? __schedule+0x2060/0x2060
[ 2595.943372]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2595.947665]  ? __lockdep_init_map+0xe4/0x650
[ 2595.952047]  ? do_raw_spin_trylock+0x190/0x190
[ 2595.956607]  ? lockdep_init_map+0x9/0x10
[ 2595.960637]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2595.965714]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2595.970702]  ? trace_hardirqs_on+0xd/0x10
[ 2595.974824]  ? __kthread_parkme+0x175/0x240
[ 2595.979122]  kthread+0x33c/0x400
[ 2595.982460]  ? process_one_work+0x1b10/0x1b10
[ 2595.986924]  ? kthread_stop+0x7a0/0x7a0
[ 2595.990873]  ret_from_fork+0x24/0x30
[ 2595.994578] kworker/1:0     I26432 24538      2 0x80000000
[ 2596.000191] Call Trace:
[ 2596.002754]  __schedule+0x8eb/0x2060
[ 2596.006439]  ? update_curr+0x47b/0xa60
[ 2596.010307]  ? __sched_text_start+0x8/0x8
[ 2596.014426]  ? check_noncircular+0x20/0x20
[ 2596.018635]  ? __lock_is_held+0xb6/0x140
[ 2596.022686]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2596.027878]  schedule+0xf5/0x430
[ 2596.031216]  ? lock_downgrade+0x980/0x980
[ 2596.035344]  ? __schedule+0x2060/0x2060
[ 2596.039292]  ? lock_release+0xa40/0xa40
[ 2596.043237]  ? perf_trace_lock+0xd6/0x900
[ 2596.047355]  ? perf_event_sync_stat+0x5b0/0x5b0
[ 2596.051997]  ? do_raw_spin_trylock+0x190/0x190
[ 2596.056557]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2596.061030]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2596.066030]  worker_thread+0x492/0x1990
[ 2596.069982]  ? finish_task_switch+0x1d3/0x740
[ 2596.074449]  ? lock_downgrade+0x980/0x980
[ 2596.078580]  ? process_one_work+0x1b10/0x1b10
[ 2596.083048]  ? do_raw_spin_trylock+0x190/0x190
[ 2596.087607]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2596.092081]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2596.097070]  ? trace_hardirqs_on+0xd/0x10
[ 2596.101189]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2596.105654]  ? finish_task_switch+0x1d3/0x740
[ 2596.110127]  ? finish_task_switch+0x1aa/0x740
[ 2596.114599]  ? copy_overflow+0x20/0x20
[ 2596.118474]  ? __schedule+0x8f3/0x2060
[ 2596.122331]  ? trace_event_raw_event_lock+0x340/0x340
[ 2596.127520]  ? __sched_text_start+0x8/0x8
[ 2596.131656]  ? find_held_lock+0x35/0x1d0
[ 2596.135697]  ? find_held_lock+0x35/0x1d0
[ 2596.139756]  ? __schedule+0x2060/0x2060
[ 2596.143699]  ? retint_kernel+0x10/0x10
[ 2596.147575]  ? _raw_spin_unlock_irqrestore+0x5e/0xba
[ 2596.152651]  ? __kthread_parkme+0x175/0x240
[ 2596.156950]  kthread+0x33c/0x400
[ 2596.160288]  ? process_one_work+0x1b10/0x1b10
[ 2596.164868]  ? kthread_stop+0x7a0/0x7a0
[ 2596.168819]  ret_from_fork+0x24/0x30
[ 2596.172530] kworker/0:1     I24400 24722      2 0x80000000
[ 2596.178139] Call Trace:
[ 2596.180701]  __schedule+0x8eb/0x2060
[ 2596.184398]  ? __sched_text_start+0x8/0x8
[ 2596.188526]  ? check_noncircular+0x20/0x20
[ 2596.192741]  ? account_entity_enqueue+0x3c8/0x6e0
[ 2596.197594]  schedule+0xf5/0x430
[ 2596.200932]  ? lock_downgrade+0x980/0x980
[ 2596.205051]  ? __schedule+0x2060/0x2060
[ 2596.208997]  ? lock_release+0xa40/0xa40
[ 2596.212952]  ? do_raw_spin_trylock+0x190/0x190
[ 2596.217508]  ? __update_idle_core+0x305/0x600
[ 2596.221976]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2596.226444]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2596.231436]  worker_thread+0x492/0x1990
[ 2596.235410]  ? process_one_work+0x1b10/0x1b10
[ 2596.239879]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2596.244347]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2596.249336]  ? trace_hardirqs_on+0xd/0x10
[ 2596.253453]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2596.257917]  ? finish_task_switch+0x1d3/0x740
[ 2596.262382]  ? finish_task_switch+0x1aa/0x740
[ 2596.266851]  ? copy_overflow+0x20/0x20
[ 2596.270725]  ? __schedule+0x8f3/0x2060
[ 2596.274614]  ? find_held_lock+0x35/0x1d0
[ 2596.278656]  ? find_held_lock+0x35/0x1d0
[ 2596.282699]  ? complete+0x62/0x80
[ 2596.286138]  ? __schedule+0x2060/0x2060
[ 2596.290081]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2596.294371]  ? __lockdep_init_map+0xe4/0x650
[ 2596.298751]  ? do_raw_spin_trylock+0x190/0x190
[ 2596.303305]  ? lockdep_init_map+0x9/0x10
[ 2596.307338]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2596.312414]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2596.317405]  ? trace_hardirqs_on+0xd/0x10
[ 2596.321524]  ? __kthread_parkme+0x175/0x240
[ 2596.325823]  kthread+0x33c/0x400
[ 2596.329160]  ? process_one_work+0x1b10/0x1b10
[ 2596.333623]  ? kthread_stop+0x7a0/0x7a0
[ 2596.337569]  ret_from_fork+0x24/0x30
[ 2596.341278] kworker/u4:2    I26432 24775      2 0x80000000
[ 2596.346885] Call Trace:
[ 2596.349450]  __schedule+0x8eb/0x2060
[ 2596.353134]  ? update_curr+0x47b/0xa60
[ 2596.357006]  ? __sched_text_start+0x8/0x8
[ 2596.361129]  ? check_noncircular+0x20/0x20
[ 2596.365334]  ? __lock_is_held+0xb6/0x140
[ 2596.369385]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2596.374569]  schedule+0xf5/0x430
[ 2596.377908]  ? lock_downgrade+0x980/0x980
[ 2596.382028]  ? __schedule+0x2060/0x2060
[ 2596.385974]  ? lock_release+0xa40/0xa40
[ 2596.389919]  ? perf_trace_lock+0xd6/0x900
[ 2596.394040]  ? perf_event_sync_stat+0x5b0/0x5b0
[ 2596.398684]  ? do_raw_spin_trylock+0x190/0x190
[ 2596.403240]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2596.407708]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2596.412702]  worker_thread+0x492/0x1990
[ 2596.416656]  ? finish_task_switch+0x1d3/0x740
[ 2596.421124]  ? lock_downgrade+0x980/0x980
[ 2596.425247]  ? check_noncircular+0x20/0x20
[ 2596.429460]  ? process_one_work+0x1b10/0x1b10
[ 2596.433927]  ? do_raw_spin_trylock+0x190/0x190
[ 2596.438485]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2596.442955]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2596.447943]  ? trace_hardirqs_on+0xd/0x10
[ 2596.452060]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2596.456526]  ? finish_task_switch+0x1d3/0x740
[ 2596.460989]  ? finish_task_switch+0x1aa/0x740
[ 2596.465463]  ? copy_overflow+0x20/0x20
[ 2596.469339]  ? __schedule+0x8f3/0x2060
[ 2596.473193]  ? trace_event_raw_event_lock+0x340/0x340
[ 2596.478366]  ? __sched_text_start+0x8/0x8
[ 2596.482501]  ? find_held_lock+0x35/0x1d0
[ 2596.486553]  ? find_held_lock+0x35/0x1d0
[ 2596.490595]  ? complete+0x62/0x80
[ 2596.494034]  ? __schedule+0x2060/0x2060
[ 2596.497984]  ? __lockdep_init_map+0xe4/0x650
[ 2596.502366]  ? do_raw_spin_trylock+0x190/0x190
[ 2596.506917]  ? lockdep_init_map+0x9/0x10
[ 2596.510948]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2596.516028]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2596.521022]  ? trace_hardirqs_on+0xd/0x10
[ 2596.525139]  ? __kthread_parkme+0x175/0x240
[ 2596.529436]  kthread+0x33c/0x400
[ 2596.532772]  ? process_one_work+0x1b10/0x1b10
[ 2596.537236]  ? kthread_stop+0x7a0/0x7a0
[ 2596.541186]  ret_from_fork+0x24/0x30
[ 2596.544896] syz-executor6   R  running task    32592 24840  20360 0x00000004
[ 2596.552066] Call Trace:
[ 2596.554626]  __switch_to_asm+0x40/0x40
[ 2596.558482] RIP: 0033:0x455399
[ 2596.561642] RSP: 002b:00007f5edb5f8db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000038
[ 2596.569320] RAX: 0000000000000000 RBX: 00007f5edb5f9700 RCX: 0000000000455399
[ 2596.576559] RDX: 00007f5edb5f99d0 RSI: 00007f5edb5f8db0 RDI: 00000000003d0f00
[ 2596.583808] RBP: 0000000000a2f880 R08: 00007f5edb5f9700 R09: 00007f5edb5f9700
[ 2596.591046] R10: 00007f5edb5f99d0 R11: 0000000000000202 R12: 0000000000000000
[ 2596.598287] R13: 0000000000a2f7ff R14: 00007f5edb5f99c0 R15: 0000000000000002
[ 2596.605552] syz-executor7   S24272 24826  20374 0x00000000
[ 2596.611152] Call Trace:
[ 2596.613715]  __schedule+0x8eb/0x2060
[ 2596.617413]  ? __sched_text_start+0x8/0x8
[ 2596.621531]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2596.626345]  ? lock_downgrade+0x980/0x980
[ 2596.630474]  ? enqueue_hrtimer+0x171/0x4a0
[ 2596.634689]  ? __remove_hrtimer+0x190/0x190
[ 2596.638978]  ? find_held_lock+0x35/0x1d0
[ 2596.643019]  ? do_raw_spin_trylock+0x190/0x190
[ 2596.647577]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2596.652654]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2596.657642]  ? trace_hardirqs_on+0xd/0x10
[ 2596.661793]  schedule+0xf5/0x430
[ 2596.665137]  ? __schedule+0x2060/0x2060
[ 2596.669095]  ? do_raw_spin_trylock+0x190/0x190
[ 2596.673648]  ? futex_wait_setup+0x14a/0x3d0
[ 2596.677956]  futex_wait_queue_me+0x3ed/0x7e0
[ 2596.682339]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2596.687674]  ? trace_hardirqs_on+0xd/0x10
[ 2596.691798]  ? try_to_wake_up+0xf9/0x1600
[ 2596.695919]  ? get_futex_value_locked+0xc3/0xf0
[ 2596.700561]  ? futex_wait_setup+0x22e/0x3d0
[ 2596.704866]  ? futex_wake+0x680/0x680
[ 2596.708639]  ? __hrtimer_init+0x4e/0x140
[ 2596.712679]  futex_wait+0x34b/0x9a0
[ 2596.716289]  ? futex_wait_setup+0x3d0/0x3d0
[ 2596.720579]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2596.725743]  ? __lock_acquire+0x664/0x3e00
[ 2596.729944]  ? wake_up_q+0x8a/0xe0
[ 2596.733472]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2596.737685]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2596.742865]  ? check_noncircular+0x20/0x20
[ 2596.747067]  ? _raw_spin_unlock+0x22/0x30
[ 2596.751189]  do_futex+0x11ec/0x22a0
[ 2596.754788]  ? __handle_mm_fault+0x80e/0x3ce0
[ 2596.759259]  ? check_noncircular+0x20/0x20
[ 2596.763475]  ? exit_robust_list+0x240/0x240
[ 2596.767765]  ? check_noncircular+0x20/0x20
[ 2596.771968]  ? find_held_lock+0x35/0x1d0
[ 2596.776006]  ? check_noncircular+0x20/0x20
[ 2596.780216]  ? check_noncircular+0x20/0x20
[ 2596.784424]  ? check_noncircular+0x20/0x20
[ 2596.788626]  ? find_held_lock+0x35/0x1d0
[ 2596.792667]  ? find_held_lock+0x35/0x1d0
[ 2596.796707]  ? SyS_futex+0x2d3/0x390
[ 2596.800394]  ? lock_downgrade+0x980/0x980
[ 2596.804529]  ? pvclock_read_flags+0x160/0x160
[ 2596.808992]  ? __might_fault+0x110/0x1d0
[ 2596.813029]  ? lock_downgrade+0x980/0x980
[ 2596.817146]  ? ktime_get+0x15c/0x3a0
[ 2596.820840]  ? kvm_clock_get_cycles+0x25/0x30
[ 2596.825303]  ? ktime_get+0x26f/0x3a0
[ 2596.828992]  ? ktime_get_resolution_ns+0x300/0x300
[ 2596.833905]  ? __might_sleep+0x95/0x190
[ 2596.837859]  ? kasan_check_write+0x14/0x20
[ 2596.842073]  SyS_futex+0x260/0x390
[ 2596.845591]  ? do_futex+0x22a0/0x22a0
[ 2596.849365]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2596.854180]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2596.859171]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2596.863905]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2596.868629] RIP: 0033:0x452a09
[ 2596.871790] RSP: 002b:0000000000a2f908 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
[ 2596.879468] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 0000000000452a09
[ 2596.886708] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071becc
[ 2596.893948] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2596.901188] R10: 0000000000a2f910 R11: 0000000000000206 R12: fffffffffffffffe
[ 2596.908429] R13: 0000000000000001 R14: 000000002001d000 R15: 0000000000000003
[ 2596.915699] syz-executor7   D24992 24837  20374 0x00000000
[ 2596.921300] Call Trace:
[ 2596.923863]  __schedule+0x8eb/0x2060
[ 2596.927559]  ? __sched_text_start+0x8/0x8
[ 2596.931677]  ? lock_downgrade+0x980/0x980
[ 2596.935806]  ? perf_trace_lock+0xd6/0x900
[ 2596.939936]  ? trace_event_raw_event_lock+0x340/0x340
[ 2596.945104]  ? check_noncircular+0x20/0x20
[ 2596.949308]  ? trace_hardirqs_on+0xd/0x10
[ 2596.953434]  ? check_noncircular+0x20/0x20
[ 2596.957645]  schedule+0xf5/0x430
[ 2596.960982]  ? debug_object_deactivate+0x560/0x560
[ 2596.965884]  ? __schedule+0x2060/0x2060
[ 2596.969839]  ? print_irqtrace_events+0x270/0x270
[ 2596.974576]  ? wait_for_completion+0x40d/0x770
[ 2596.979131]  ? lock_downgrade+0x980/0x980
[ 2596.983253]  schedule_timeout+0x1a3/0x230
[ 2596.987373]  ? usleep_range+0x190/0x190
[ 2596.991321]  ? mark_held_locks+0xaf/0x100
[ 2596.995444]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2596.999910]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2597.004922]  wait_for_completion+0x415/0x770
[ 2597.009307]  ? wait_for_completion_interruptible+0x7e0/0x7e0
[ 2597.015079]  ? __lockdep_init_map+0xe4/0x650
[ 2597.019465]  ? lockdep_init_map+0x9/0x10
[ 2597.023496]  ? __init_waitqueue_head+0x97/0x140
[ 2597.028140]  ? wake_up_q+0xe0/0xe0
[ 2597.031669]  __wait_rcu_gp+0x221/0x340
[ 2597.035541]  synchronize_sched.part.64+0xac/0x100
[ 2597.040355]  ? synchronize_sched_expedited+0xf0/0xf0
[ 2597.045430]  ? call_rcu_bh+0x20/0x20
[ 2597.049119]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2597.054979]  ? trace_raw_output_rcu_utilization+0xb0/0xb0
[ 2597.060496]  ? __might_sleep+0x95/0x190
[ 2597.064447]  synchronize_sched+0x76/0xf0
[ 2597.068479]  perf_event_alloc+0x236b/0x2b00
[ 2597.072785]  ? __perf_install_in_context+0x2d0/0x2d0
[ 2597.077859]  ? SYSC_perf_event_open+0x12ca/0x2e00
[ 2597.082675]  ? __mutex_lock+0x16f/0x1a80
[ 2597.086704]  ? SYSC_perf_event_open+0x12ca/0x2e00
[ 2597.091520]  ? expand_files+0x4fd/0x910
[ 2597.095468]  ? futex_wake+0x2ca/0x680
[ 2597.099245]  ? find_held_lock+0x35/0x1d0
[ 2597.103283]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2597.108106]  ? lock_downgrade+0x980/0x980
[ 2597.112232]  ? lock_release+0xa40/0xa40
[ 2597.116175]  ? check_noncircular+0x20/0x20
[ 2597.120388]  ? check_noncircular+0x20/0x20
[ 2597.124592]  ? __lock_is_held+0xb6/0x140
[ 2597.128624]  ? _find_next_bit+0xee/0x120
[ 2597.132665]  ? _raw_spin_unlock+0x22/0x30
[ 2597.136786]  ? __alloc_fd+0x29b/0x750
[ 2597.140580]  ? ptrace_may_access+0x3a/0x50
[ 2597.144795]  ? lock_release+0xa40/0xa40
[ 2597.148741]  ? debug_lockdep_rcu_enabled+0x77/0x90
[ 2597.153638]  ? __ptrace_may_access+0x426/0x810
[ 2597.158191]  ? do_raw_spin_trylock+0x190/0x190
[ 2597.162746]  ? ptrace_get_task_struct+0x150/0x150
[ 2597.167556]  ? get_unused_fd_flags+0x121/0x190
[ 2597.172127]  SYSC_perf_event_open+0x84e/0x2e00
[ 2597.176683]  ? free_obj_work+0x690/0x690
[ 2597.180712]  ? __fd_install+0x288/0x740
[ 2597.184671]  ? perf_event_set_output+0x5a0/0x5a0
[ 2597.189400]  ? rcu_pm_notify+0xc0/0xc0
[ 2597.193265]  ? putname+0xee/0x130
[ 2597.196694]  ? putname+0xee/0x130
[ 2597.200120]  ? rcu_read_lock_sched_held+0x108/0x120
[ 2597.205109]  ? kmem_cache_free+0x267/0x2a0
[ 2597.209344]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2597.214346]  SyS_perf_event_open+0x39/0x50
[ 2597.218556]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2597.223282] RIP: 0033:0x452a09
[ 2597.226450] RSP: 002b:00007faac9a93c58 EFLAGS: 00000212 ORIG_RAX: 000000000000012a
[ 2597.234130] RAX: ffffffffffffffda RBX: 00007faac9a93940 RCX: 0000000000452a09
[ 2597.241369] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000002001d000
[ 2597.248615] RBP: 00007faac9a93930 R08: 0000000000000000 R09: 0000000000000000
[ 2597.255854] R10: ffffffffffffffff R11: 0000000000000212 R12: 00000000004b7389
[ 2597.263101] R13: 00007faac9a93ab8 R14: 00000000004b7399 R15: 0000000000000000
[ 2597.270366] syz-executor1   S24024 24828  20375 0x00000000
[ 2597.275967] Call Trace:
[ 2597.278529]  __schedule+0x8eb/0x2060
[ 2597.282225]  ? __sched_text_start+0x8/0x8
[ 2597.286343]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2597.291156]  ? lock_downgrade+0x980/0x980
[ 2597.295281]  ? enqueue_hrtimer+0x171/0x4a0
[ 2597.299487]  ? __remove_hrtimer+0x190/0x190
[ 2597.303776]  ? find_held_lock+0x35/0x1d0
[ 2597.307808]  ? do_raw_spin_trylock+0x190/0x190
[ 2597.312363]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2597.317440]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2597.322426]  ? trace_hardirqs_on+0xd/0x10
[ 2597.326554]  schedule+0xf5/0x430
[ 2597.329896]  ? __schedule+0x2060/0x2060
[ 2597.333854]  ? do_raw_spin_trylock+0x190/0x190
[ 2597.338412]  ? futex_wait_setup+0x14a/0x3d0
[ 2597.342719]  futex_wait_queue_me+0x3ed/0x7e0
[ 2597.347102]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2597.352436]  ? trace_hardirqs_on+0xd/0x10
[ 2597.356559]  ? try_to_wake_up+0xf9/0x1600
[ 2597.360680]  ? get_futex_value_locked+0xc3/0xf0
[ 2597.365323]  ? futex_wait_setup+0x22e/0x3d0
[ 2597.369626]  ? futex_wake+0x680/0x680
[ 2597.373404]  ? __hrtimer_init+0x4e/0x140
[ 2597.377446]  futex_wait+0x34b/0x9a0
[ 2597.381055]  ? futex_wait_setup+0x3d0/0x3d0
[ 2597.385344]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2597.390508]  ? __lock_acquire+0x664/0x3e00
[ 2597.394712]  ? wake_up_q+0x8a/0xe0
[ 2597.398237]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2597.402449]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2597.407630]  ? perf_trace_lock+0xd6/0x900
[ 2597.411758]  do_futex+0x11ec/0x22a0
[ 2597.415357]  ? trace_event_raw_event_lock+0x340/0x340
[ 2597.420538]  ? exit_robust_list+0x240/0x240
[ 2597.424827]  ? check_noncircular+0x20/0x20
[ 2597.429028]  ? perf_trace_lock+0xd6/0x900
[ 2597.433150]  ? trace_event_raw_event_lock+0x340/0x340
[ 2597.438315]  ? trace_event_raw_event_lock+0x340/0x340
[ 2597.443481]  ? check_noncircular+0x20/0x20
[ 2597.447683]  ? find_held_lock+0x35/0x1d0
[ 2597.451723]  ? find_held_lock+0x35/0x1d0
[ 2597.455763]  ? SyS_futex+0x2d3/0x390
[ 2597.459449]  ? lock_downgrade+0x980/0x980
[ 2597.463583]  ? pvclock_read_flags+0x160/0x160
[ 2597.468048]  ? __might_fault+0x110/0x1d0
[ 2597.472084]  ? lock_downgrade+0x980/0x980
[ 2597.476577]  ? ktime_get+0x15c/0x3a0
[ 2597.480272]  ? kvm_clock_get_cycles+0x25/0x30
[ 2597.484738]  ? ktime_get+0x26f/0x3a0
[ 2597.488427]  ? ktime_get_resolution_ns+0x300/0x300
[ 2597.493327]  ? __might_sleep+0x95/0x190
[ 2597.497283]  ? kasan_check_write+0x14/0x20
[ 2597.501943]  SyS_futex+0x260/0x390
[ 2597.505462]  ? do_futex+0x22a0/0x22a0
[ 2597.509234]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2597.514053]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2597.519041]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2597.523779]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2597.528505] RIP: 0033:0x452a09
[ 2597.531663] RSP: 002b:0000000000a2f908 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
[ 2597.539340] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000452a09
[ 2597.546581] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071becc
[ 2597.553819] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2597.561060] R10: 0000000000a2f910 R11: 0000000000000206 R12: 0000000000a2f9b0
[ 2597.568299] R13: 000000000071bea0 R14: 00000000000000c1 R15: 0000000000000009
[ 2597.575566] syz-executor1   R  running task    23664 24838  20375 0x80000008
[ 2597.582733] Call Trace:
[ 2597.585288]  sched_show_task+0x4a3/0x5e0
[ 2597.589318]  ? compat_SyS_sched_rr_get_interval+0x90/0x90
[ 2597.594827]  ? can_nice.part.83+0x20/0x20
[ 2597.598951]  ? _find_next_bit+0xee/0x120
[ 2597.602982]  ? printk+0xaa/0xca
[ 2597.606236]  ? find_next_bit+0x27/0x30
[ 2597.610099]  ? wq_watchdog_touch+0xce/0x100
[ 2597.614396]  ? touch_all_softlockup_watchdogs+0xbe/0x100
[ 2597.619821]  show_state_filter+0x263/0x4e0
[ 2597.624039]  ? compat_SyS_sched_rr_get_interval+0x90/0x90
[ 2597.629556]  ? lock_release+0xa40/0xa40
[ 2597.633503]  ? tasklet_action+0x630/0x630
[ 2597.637637]  fn_show_state+0x10/0x20
[ 2597.641320]  k_spec+0xa9/0xe0
[ 2597.644400]  kbd_event+0xa58/0x36d0
[ 2597.647997]  ? lock_acquire+0x1d5/0x580
[ 2597.651955]  ? k_pad+0x6c0/0x6c0
[ 2597.655303]  ? k_pad+0x6c0/0x6c0
[ 2597.658644]  input_to_handler+0x3a8/0x490
[ 2597.662774]  input_pass_values.part.5+0x613/0x800
[ 2597.667596]  ? input_handler_for_each_handle+0x340/0x340
[ 2597.673023]  ? lock_acquire+0x1d5/0x580
[ 2597.676968]  ? lock_acquire+0x1d5/0x580
[ 2597.680912]  ? input_inject_event+0xae/0x349
[ 2597.685301]  ? lock_release+0xa40/0xa40
[ 2597.689255]  input_handle_event+0x36f/0xec0
[ 2597.693561]  input_inject_event+0x2c3/0x349
[ 2597.697863]  ? input_event+0x90/0x90
[ 2597.701566]  evdev_write+0x34a/0x4b0
[ 2597.705252]  ? wake_up_page_bit+0x530/0x530
[ 2597.709549]  ? __evdev_queue_syn_dropped+0x2d0/0x2d0
[ 2597.714618]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2597.720492]  ? __evdev_queue_syn_dropped+0x2d0/0x2d0
[ 2597.725565]  __vfs_write+0xef/0x970
[ 2597.729161]  ? __vfs_write+0xef/0x970
[ 2597.732940]  ? kernel_read+0x120/0x120
[ 2597.736827]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2597.742679]  ? save_stack+0xa3/0xd0
[ 2597.746282]  ? rcu_note_context_switch+0x710/0x710
[ 2597.751186]  __kernel_write+0xf8/0x350
[ 2597.755054]  write_pipe_buf+0x175/0x220
[ 2597.759003]  ? default_file_splice_read+0xae0/0xae0
[ 2597.763993]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2597.769848]  ? splice_from_pipe_next.part.9+0x22e/0x2f0
[ 2597.775193]  __splice_from_pipe+0x328/0x730
[ 2597.779486]  ? default_file_splice_read+0xae0/0xae0
[ 2597.784484]  splice_from_pipe+0x1e9/0x330
[ 2597.788605]  ? default_file_splice_read+0xae0/0xae0
[ 2597.793593]  ? splice_shrink_spd+0xb0/0xb0
[ 2597.797818]  default_file_splice_write+0x40/0x90
[ 2597.802544]  ? generic_splice_sendpage+0x50/0x50
[ 2597.807274]  direct_splice_actor+0x125/0x180
[ 2597.811660]  splice_direct_to_actor+0x2c1/0x820
[ 2597.816298]  ? _cond_resched+0x14/0x30
[ 2597.820156]  ? generic_pipe_buf_nosteal+0x10/0x10
[ 2597.824986]  ? do_splice_to+0x160/0x160
[ 2597.828933]  ? security_file_permission+0x89/0x1e0
[ 2597.833839]  ? rw_verify_area+0xe5/0x2b0
[ 2597.837876]  do_splice_direct+0x29b/0x3c0
[ 2597.841999]  ? splice_direct_to_actor+0x820/0x820
[ 2597.846824]  ? rw_verify_area+0xe5/0x2b0
[ 2597.850863]  do_sendfile+0x5c9/0xe80
[ 2597.854563]  ? do_compat_pwritev64+0x100/0x100
[ 2597.859119]  ? __might_sleep+0x95/0x190
[ 2597.863073]  ? kasan_check_write+0x14/0x20
[ 2597.867280]  ? _copy_from_user+0x99/0x110
[ 2597.871402]  SyS_sendfile64+0xbd/0x160
[ 2597.875262]  ? SyS_sendfile+0x1a0/0x1a0
[ 2597.879213]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2597.884202]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2597.888940]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2597.893664] RIP: 0033:0x452a09
[ 2597.896823] RSP: 002b:00007f1872218c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000028
[ 2597.904501] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a09
[ 2597.911742] RDX: 0000000020000000 RSI: 0000000000000013 RDI: 0000000000000014
[ 2597.918983] RBP: 000000000000039b R08: 0000000000000000 R09: 0000000000000000
[ 2597.926224] R10: 0000000072439a6b R11: 0000000000000212 R12: 00000000006f2728
[ 2597.933464] R13: 00000000ffffffff R14: 00007f18722196d4 R15: 0000000000000000
[ 2597.940731] syz-executor5   R  running task    24112 24829  20370 0x00000000
[ 2597.947897] Call Trace:
[ 2597.950459]  __schedule+0x8eb/0x2060
[ 2597.954154]  ? __sched_text_start+0x8/0x8
[ 2597.958281]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2597.963100]  ? lock_downgrade+0x980/0x980
[ 2597.967226]  ? enqueue_hrtimer+0x171/0x4a0
[ 2597.971434]  ? __remove_hrtimer+0x190/0x190
[ 2597.975723]  ? find_held_lock+0x35/0x1d0
[ 2597.979756]  ? do_raw_spin_trylock+0x190/0x190
[ 2597.984314]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2597.989390]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2597.994376]  ? trace_hardirqs_on+0xd/0x10
[ 2597.998507]  schedule+0xf5/0x430
[ 2598.001850]  ? __schedule+0x2060/0x2060
[ 2598.005805]  ? do_raw_spin_trylock+0x190/0x190
[ 2598.010362]  ? futex_wait_setup+0x14a/0x3d0
[ 2598.014668]  futex_wait_queue_me+0x3ed/0x7e0
[ 2598.019050]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2598.024389]  ? __enqueue_entity+0x109/0x1e0
[ 2598.028685]  ? get_futex_value_locked+0xc3/0xf0
[ 2598.033336]  ? futex_wait_setup+0x22e/0x3d0
[ 2598.037630]  ? __lock_is_held+0xb6/0x140
[ 2598.041675]  ? futex_wake+0x680/0x680
[ 2598.045448]  ? __hrtimer_init+0x4e/0x140
[ 2598.049497]  futex_wait+0x34b/0x9a0
[ 2598.053110]  ? futex_wait_setup+0x3d0/0x3d0
[ 2598.057408]  ? __lock_acquire+0x664/0x3e00
[ 2598.061611]  ? hash_futex+0x15/0x210
[ 2598.065310]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2598.069521]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2598.074709]  do_futex+0x11ec/0x22a0
[ 2598.078309]  ? wake_up_new_task+0x62b/0xc00
[ 2598.082618]  ? exit_robust_list+0x240/0x240
[ 2598.086908]  ? check_noncircular+0x20/0x20
[ 2598.091117]  ? put_pid+0x183/0x1f0
[ 2598.094628]  ? check_noncircular+0x20/0x20
[ 2598.098830]  ? task_active_pid_ns+0xd0/0xd0
[ 2598.103124]  ? check_noncircular+0x20/0x20
[ 2598.107332]  ? check_noncircular+0x20/0x20
[ 2598.111546]  ? _do_fork+0x2e4/0xfe0
[ 2598.115148]  ? find_held_lock+0x35/0x1d0
[ 2598.119200]  ? SyS_futex+0x2d3/0x390
[ 2598.122886]  ? lock_downgrade+0x980/0x980
[ 2598.127028]  ? pvclock_read_flags+0x160/0x160
[ 2598.131494]  ? __might_fault+0x110/0x1d0
[ 2598.135528]  ? lock_downgrade+0x980/0x980
[ 2598.139644]  ? ktime_get+0x15c/0x3a0
[ 2598.143342]  ? kvm_clock_get_cycles+0x25/0x30
[ 2598.147806]  ? ktime_get+0x26f/0x3a0
[ 2598.151496]  ? ktime_get_resolution_ns+0x300/0x300
[ 2598.156397]  ? __might_sleep+0x95/0x190
[ 2598.160353]  ? kasan_check_write+0x14/0x20
[ 2598.164564]  SyS_futex+0x260/0x390
[ 2598.168084]  ? do_futex+0x22a0/0x22a0
[ 2598.171858]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2598.176678]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2598.181665]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2598.186402]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2598.191127] RIP: 0033:0x452a09
[ 2598.194286] RSP: 002b:0000000000a2f908 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
[ 2598.201971] RAX: ffffffffffffffda RBX: 00007fc98600e700 RCX: 0000000000452a09
[ 2598.209211] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bf84
[ 2598.216453] RBP: 0000000000a2f880 R08: 000000000071bf58 R09: 0000000000000000
[ 2598.223691] R10: 0000000000a2f910 R11: 0000000000000206 R12: 0000000000000000
[ 2598.230930] R13: 0000000000a2f7ff R14: 00007fc98600e9c0 R15: 0000000000000002
[ 2598.238195] syz-executor5   S24512 24830  20370 0x00000000
[ 2598.243794] Call Trace:
[ 2598.246357]  __schedule+0x8eb/0x2060
[ 2598.250052]  ? __sched_text_start+0x8/0x8
[ 2598.254171]  ? check_noncircular+0x20/0x20
[ 2598.258380]  ? plist_check_head+0xe2/0x130
[ 2598.262587]  ? plist_check_list+0xa0/0xa0
[ 2598.266708]  ? print_irqtrace_events+0x270/0x270
[ 2598.271434]  ? __lock_acquire+0x664/0x3e00
[ 2598.275644]  ? plist_add+0x5cb/0x760
[ 2598.279350]  schedule+0xf5/0x430
[ 2598.282690]  ? lock_downgrade+0x980/0x980
[ 2598.286808]  ? __schedule+0x2060/0x2060
[ 2598.290750]  ? print_irqtrace_events+0x270/0x270
[ 2598.295487]  ? do_raw_spin_trylock+0x190/0x190
[ 2598.300040]  ? futex_wait_setup+0x14a/0x3d0
[ 2598.304336]  ? find_held_lock+0x35/0x1d0
[ 2598.308378]  futex_wait_queue_me+0x3ed/0x7e0
[ 2598.312761]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2598.318098]  ? check_noncircular+0x20/0x20
[ 2598.322312]  ? get_futex_value_locked+0xc3/0xf0
[ 2598.326957]  ? futex_wait_setup+0x22e/0x3d0
[ 2598.331263]  ? futex_wake+0x680/0x680
[ 2598.335042]  ? find_held_lock+0x35/0x1d0
[ 2598.339081]  futex_wait+0x34b/0x9a0
[ 2598.342693]  ? futex_wait_setup+0x3d0/0x3d0
[ 2598.346988]  ? find_held_lock+0x35/0x1d0
[ 2598.351029]  ? hash_futex+0x15/0x210
[ 2598.354714]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2598.359789]  ? futex_wake+0x2ca/0x680
[ 2598.363561]  ? lock_downgrade+0x980/0x980
[ 2598.367685]  ? get_futex_key+0x1d50/0x1d50
[ 2598.371891]  ? __free_insn_slot+0x5c0/0x5c0
[ 2598.376204]  ? is_bpf_text_address+0xa4/0x120
[ 2598.380676]  do_futex+0x11ec/0x22a0
[ 2598.384276]  ? unwind_get_return_address+0x61/0xa0
[ 2598.389176]  ? __save_stack_trace+0x7e/0xd0
[ 2598.393481]  ? exit_robust_list+0x240/0x240
[ 2598.397773]  ? putname+0xee/0x130
[ 2598.401197]  ? save_stack+0xa3/0xd0
[ 2598.404794]  ? save_stack+0x43/0xd0
[ 2598.408391]  ? kasan_slab_free+0x71/0xc0
[ 2598.412422]  ? kmem_cache_free+0x83/0x2a0
[ 2598.416539]  ? putname+0xee/0x130
[ 2598.419962]  ? filename_create+0x34f/0x520
[ 2598.424164]  ? SyS_mkdir+0xd4/0x2a0
[ 2598.427761]  ? entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2598.432664]  ? debug_check_no_obj_freed+0x3da/0xf1f
[ 2598.437650]  ? mntput_no_expire+0x130/0xa90
[ 2598.441943]  ? lock_downgrade+0x980/0x980
[ 2598.446083]  ? free_obj_work+0x690/0x690
[ 2598.450131]  ? mntput_no_expire+0x15e/0xa90
[ 2598.454427]  ? rcu_pm_notify+0xc0/0xc0
[ 2598.458288]  ? putname+0xee/0x130
[ 2598.461718]  ? putname+0xee/0x130
[ 2598.465143]  ? rcu_read_lock_sched_held+0x108/0x120
[ 2598.470129]  ? kmem_cache_free+0x267/0x2a0
[ 2598.474338]  ? putname+0xf3/0x130
[ 2598.477764]  ? filename_create+0x24a/0x520
[ 2598.481975]  ? kern_path_mountpoint+0x40/0x40
[ 2598.486452]  SyS_futex+0x260/0x390
[ 2598.489973]  ? do_futex+0x22a0/0x22a0
[ 2598.493746]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2598.498565]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2598.503554]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2598.508289]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2598.513018] RIP: 0033:0x452a09
[ 2598.516178] RSP: 002b:00007fc98602ece8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2598.523855] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a09
[ 2598.531098] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bec8
[ 2598.538355] RBP: 0000000000000393 R08: 0000000000000393 R09: 000000000071bea0
[ 2598.545603] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006f2668
[ 2598.552844] R13: 00000000ffffffff R14: 00007fc98602f6d4 R15: 0000000000000000
[ 2598.560110] syz-executor5   S24272 24841  20370 0x00000000
[ 2598.565709] Call Trace:
[ 2598.568271]  __schedule+0x8eb/0x2060
[ 2598.571954]  ? find_held_lock+0x35/0x1d0
[ 2598.575997]  ? __sched_text_start+0x8/0x8
[ 2598.580121]  ? check_noncircular+0x20/0x20
[ 2598.584331]  ? plist_check_head+0xe2/0x130
[ 2598.588536]  ? plist_check_list+0xa0/0xa0
[ 2598.592654]  ? check_noncircular+0x20/0x20
[ 2598.596860]  ? __lock_is_held+0xb6/0x140
[ 2598.600900]  ? plist_add+0x5cb/0x760
[ 2598.604605]  schedule+0xf5/0x430
[ 2598.607944]  ? lock_downgrade+0x980/0x980
[ 2598.612065]  ? __schedule+0x2060/0x2060
[ 2598.616019]  ? try_to_wake_up+0xf9/0x1600
[ 2598.620146]  ? do_raw_spin_trylock+0x190/0x190
[ 2598.624700]  ? futex_wait_setup+0x14a/0x3d0
[ 2598.629010]  futex_wait_queue_me+0x3ed/0x7e0
[ 2598.633396]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2598.638729]  ? trace_hardirqs_on+0xd/0x10
[ 2598.642869]  ? try_to_wake_up+0xf9/0x1600
[ 2598.646996]  ? get_futex_value_locked+0xc3/0xf0
[ 2598.651642]  ? futex_wait_setup+0x22e/0x3d0
[ 2598.655946]  ? futex_wake+0x680/0x680
[ 2598.659723]  ? futex_wake+0x566/0x680
[ 2598.663502]  futex_wait+0x34b/0x9a0
[ 2598.667113]  ? futex_wait_setup+0x3d0/0x3d0
[ 2598.671421]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2598.676586]  ? wake_up_q+0x8a/0xe0
[ 2598.680100]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2598.685175]  ? futex_wake+0x2ca/0x680
[ 2598.688957]  ? get_futex_key+0x1d50/0x1d50
[ 2598.693187]  ? perf_trace_lock+0xd6/0x900
[ 2598.697314]  do_futex+0x11ec/0x22a0
[ 2598.700914]  ? trace_event_raw_event_lock+0x340/0x340
[ 2598.706080]  ? check_noncircular+0x20/0x20
[ 2598.710293]  ? exit_robust_list+0x240/0x240
[ 2598.714593]  ? find_held_lock+0x35/0x1d0
[ 2598.718637]  ? handle_mm_fault+0x248/0x8d0
[ 2598.722848]  ? find_held_lock+0x35/0x1d0
[ 2598.726892]  ? __do_page_fault+0x5f7/0xc90
[ 2598.731100]  ? lock_downgrade+0x980/0x980
[ 2598.735230]  ? handle_mm_fault+0x410/0x8d0
[ 2598.739435]  ? down_read_trylock+0xdb/0x170
[ 2598.743723]  ? __do_page_fault+0x32d/0xc90
[ 2598.747931]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2598.752482]  ? vmacache_find+0x5f/0x280
[ 2598.756432]  ? vmacache_update+0xfe/0x130
[ 2598.760558]  ? up_read+0x1a/0x40
[ 2598.763898]  ? __do_page_fault+0x3d6/0xc90
[ 2598.768117]  ? mm_fault_error+0x2c0/0x2c0
[ 2598.772234]  ? SyS_capset+0xcc/0x980
[ 2598.775917]  ? _cond_resched+0x14/0x30
[ 2598.779787]  ? do_page_fault+0xee/0x720
[ 2598.783741]  SyS_futex+0x260/0x390
[ 2598.787260]  ? do_futex+0x22a0/0x22a0
[ 2598.791035]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2598.795852]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2598.800843]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2598.805578]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2598.810304] RIP: 0033:0x452a09
[ 2598.813465] RSP: 002b:00007fc98600dce8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2598.821144] RAX: ffffffffffffffda RBX: 000000000071bf58 RCX: 0000000000452a09
[ 2598.828382] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bf80
[ 2598.835623] RBP: 000000000000003d R08: 000000000000003d R09: 000000000071bf58
[ 2598.842863] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006ed658
[ 2598.850102] R13: 00000000ffffffff R14: 00007fc98600e6d4 R15: 0000000000000002
[ 2598.857370] syz-executor0   R  running task    24704 24835  20320 0x00000004
[ 2598.864666] Call Trace:
[ 2598.867231]  __schedule+0x8eb/0x2060
[ 2598.870914]  ? find_held_lock+0x35/0x1d0
[ 2598.874957]  ? __sched_text_start+0x8/0x8
[ 2598.879074]  ? check_noncircular+0x20/0x20
[ 2598.883286]  ? plist_check_head+0xe2/0x130
[ 2598.887491]  ? plist_check_list+0xa0/0xa0
[ 2598.891618]  ? check_noncircular+0x20/0x20
[ 2598.895825]  ? check_preempt_wakeup+0x426/0xb20
[ 2598.900473]  ? plist_add+0x5cb/0x760
[ 2598.904177]  schedule+0xf5/0x430
[ 2598.907517]  ? lock_downgrade+0x980/0x980
[ 2598.911637]  ? __schedule+0x2060/0x2060
[ 2598.915587]  ? try_to_wake_up+0xf9/0x1600
[ 2598.919712]  ? do_raw_spin_trylock+0x190/0x190
[ 2598.924393]  ? futex_wait_setup+0x14a/0x3d0
[ 2598.928700]  futex_wait_queue_me+0x3ed/0x7e0
[ 2598.933085]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2598.938417]  ? trace_hardirqs_on+0xd/0x10
[ 2598.942540]  ? try_to_wake_up+0xf9/0x1600
[ 2598.946661]  ? get_futex_value_locked+0xc3/0xf0
[ 2598.951305]  ? futex_wait_setup+0x22e/0x3d0
[ 2598.955610]  ? futex_wake+0x680/0x680
[ 2598.959386]  ? futex_wake+0x566/0x680
[ 2598.963162]  futex_wait+0x34b/0x9a0
[ 2598.966773]  ? futex_wait_setup+0x3d0/0x3d0
[ 2598.971075]  ? wake_up_q+0x8a/0xe0
[ 2598.974590]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2598.979665]  ? futex_wake+0x2ca/0x680
[ 2598.983449]  ? get_futex_key+0x1d50/0x1d50
[ 2598.987653]  ? lock_release+0xa40/0xa40
[ 2598.991597]  ? compat_start_thread+0x80/0x80
[ 2598.995994]  ? trace_hardirqs_on+0xd/0x10
[ 2599.000115]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2599.004586]  do_futex+0x11ec/0x22a0
[ 2599.008187]  ? copy_overflow+0x20/0x20
[ 2599.012061]  ? exit_robust_list+0x240/0x240
[ 2599.016364]  ? __fget+0x333/0x570
[ 2599.019792]  ? lock_downgrade+0x980/0x980
[ 2599.023915]  ? lock_release+0xa40/0xa40
[ 2599.027864]  ? __lock_is_held+0xb6/0x140
[ 2599.031914]  ? __fget+0x35c/0x570
[ 2599.035341]  ? userfaultfd_unmap_prep+0x540/0x540
[ 2599.040163]  ? iterate_fd+0x3f0/0x3f0
[ 2599.043938]  ? __schedule+0x2060/0x2060
[ 2599.047883]  ? up_read+0x40/0x40
[ 2599.051219]  ? down_read_killable+0x180/0x180
[ 2599.055684]  ? security_mmap_file+0x143/0x180
[ 2599.060159]  ? vm_mmap_pgoff+0x1fc/0x280
[ 2599.064199]  ? __fget_light+0x297/0x380
[ 2599.068146]  ? fget_raw+0x20/0x20
[ 2599.071571]  ? exit_to_usermode_loop+0x198/0x310
[ 2599.076388]  ? trace_event_raw_event_sys_exit+0x260/0x260
[ 2599.081897]  ? selinux_capable+0x40/0x40
[ 2599.085935]  SyS_futex+0x260/0x390
[ 2599.089456]  ? do_futex+0x22a0/0x22a0
[ 2599.093232]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2599.098049]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2599.103037]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2599.107774]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2599.112497] RIP: 0033:0x452a09
[ 2599.115658] RSP: 002b:00007f327f235ce8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2599.123338] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a09
[ 2599.130578] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bec8
[ 2599.137820] RBP: 0000000000000038 R08: 000000000000041b R09: 000000000071bea0
[ 2599.145058] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006ed5e0
[ 2599.152299] R13: 00000000ffffffff R14: 00007f327f2366d4 R15: 0000000000000000
[ 2599.159563] syz-executor3   D24272 24834  22683 0x00000000
[ 2599.165167] Call Trace:
[ 2599.167727]  __schedule+0x8eb/0x2060
[ 2599.171423]  ? __sched_text_start+0x8/0x8
[ 2599.175541]  ? check_noncircular+0x20/0x20
[ 2599.179745]  ? check_noncircular+0x20/0x20
[ 2599.183951]  ? __lock_acquire+0x664/0x3e00
[ 2599.188161]  ? perf_trace_lock+0xd6/0x900
[ 2599.192276]  ? __lock_is_held+0xb6/0x140
[ 2599.196317]  ? trace_event_raw_event_lock+0x340/0x340
[ 2599.201480]  ? __perf_event_task_sched_out+0x266/0x1490
[ 2599.206828]  ? print_irqtrace_events+0x270/0x270
[ 2599.211566]  schedule+0xf5/0x430
[ 2599.214906]  ? lock_downgrade+0x980/0x980
[ 2599.219026]  ? __schedule+0x2060/0x2060
[ 2599.222973]  ? lock_release+0xa40/0xa40
[ 2599.226926]  ? mark_held_locks+0xaf/0x100
[ 2599.231045]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2599.235515]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2599.240509]  __rwsem_down_write_failed_common+0x7b8/0x1530
[ 2599.246118]  ? rwsem_spin_on_owner+0x7e0/0x7e0
[ 2599.250670]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2599.255139]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2599.260137]  ? futex_wake+0x2ca/0x680
[ 2599.263909]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2599.269081]  ? get_futex_key+0x1d50/0x1d50
[ 2599.273287]  ? perf_trace_lock+0xd6/0x900
[ 2599.277408]  ? __schedule+0x8f3/0x2060
[ 2599.281273]  ? trace_event_raw_event_lock+0x340/0x340
[ 2599.286438]  ? check_noncircular+0x20/0x20
[ 2599.290642]  ? perf_trace_lock+0xd6/0x900
[ 2599.294767]  ? do_futex+0x86f/0x22a0
[ 2599.298452]  ? trace_event_raw_event_lock+0x340/0x340
[ 2599.303616]  ? hrtimer_forward+0x2d0/0x2d0
[ 2599.307825]  ? check_noncircular+0x20/0x20
[ 2599.312038]  ? exit_robust_list+0x240/0x240
[ 2599.316328]  ? find_held_lock+0x35/0x1d0
[ 2599.320370]  ? free_object+0x150/0x230
[ 2599.324230]  ? lock_downgrade+0x980/0x980
[ 2599.328359]  ? lock_acquire+0x1d5/0x580
[ 2599.332313]  ? lock_acquire+0x1d5/0x580
[ 2599.336274]  ? lock_release+0xa40/0xa40
[ 2599.340218]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2599.346089]  rwsem_down_write_failed_killable+0xe/0x10
[ 2599.351335]  ? rwsem_down_write_failed_killable+0xe/0x10
[ 2599.356758]  call_rwsem_down_write_failed_killable+0x17/0x30
[ 2599.362532]  down_write_killable+0xa5/0x140
[ 2599.366824]  ? vm_mmap_pgoff+0x198/0x280
[ 2599.370855]  ? down_read_killable+0x180/0x180
[ 2599.375324]  ? security_mmap_file+0x143/0x180
[ 2599.379799]  vm_mmap_pgoff+0x198/0x280
[ 2599.383668]  ? vma_is_stack_for_current+0xa0/0xa0
[ 2599.388483]  ? nanosleep_copyout+0x100/0x100
[ 2599.392872]  ? SyS_futex+0x269/0x390
[ 2599.396563]  SyS_mmap_pgoff+0x23b/0x5f0
[ 2599.400516]  ? find_mergeable_anon_vma+0xd0/0xd0
[ 2599.405246]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2599.410237]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2599.414976]  SyS_mmap+0x16/0x20
[ 2599.418239]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2599.422967] RIP: 0033:0x452a5a
[ 2599.426127] RSP: 002b:0000000000a2f758 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
[ 2599.433806] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a5a
[ 2599.441046] RDX: 0000000000000003 RSI: 0000000000021000 RDI: 0000000000000000
[ 2599.448286] RBP: 0000000000000121 R08: ffffffffffffffff R09: 0000000000000000
[ 2599.455525] R10: 0000000000020022 R11: 0000000000000246 R12: 0000000000000012
[ 2599.462765] R13: 000000005f62957e R14: 0000000000000014 R15: 0000000000000000
[ 2599.470037] syz-executor3   R  running task    24560 24839  22683 0x00000000
[ 2599.477693] Call Trace:
[ 2599.480263]  __schedule+0x8eb/0x2060
[ 2599.483960]  ? __sched_text_start+0x8/0x8
[ 2599.488085]  ? retint_kernel+0x10/0x10
[ 2599.491953]  ? clear_huge_page+0x36a/0x730
[ 2599.496164]  ? lock_is_held_type+0x18b/0x210
[ 2599.500556]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2599.506418]  preempt_schedule_common+0x22/0x60
[ 2599.510972]  _cond_resched+0x1d/0x30
[ 2599.514656]  clear_huge_page+0x382/0x730
[ 2599.518689]  ? __raw_spin_lock_init+0x2d/0x100
[ 2599.523253]  do_huge_pmd_anonymous_page+0x59c/0x1b00
[ 2599.528325]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2599.534192]  ? __thp_get_unmapped_area+0x130/0x130
[ 2599.539091]  ? __lock_acquire+0x664/0x3e00
[ 2599.543310]  ? __lock_acquire+0x664/0x3e00
[ 2599.547524]  ? __might_sleep+0x95/0x190
[ 2599.551908]  ? _cond_resched+0x14/0x30
[ 2599.555778]  ? futex_wait_queue_me+0x527/0x7e0
[ 2599.560347]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2599.565507]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2599.570672]  ? get_futex_value_locked+0xc3/0xf0
[ 2599.575316]  ? futex_wait_setup+0x22e/0x3d0
[ 2599.579622]  ? __lock_acquire+0x664/0x3e00
[ 2599.583841]  ? perf_trace_lock+0xd6/0x900
[ 2599.587963]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2599.593058]  ? trace_event_raw_event_lock+0x340/0x340
[ 2599.598224]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2599.603389]  ? check_noncircular+0x20/0x20
[ 2599.607603]  __handle_mm_fault+0x1a0c/0x3ce0
[ 2599.611993]  ? __pmd_alloc+0x4e0/0x4e0
[ 2599.615852]  ? check_noncircular+0x20/0x20
[ 2599.620074]  ? find_held_lock+0x35/0x1d0
[ 2599.624119]  ? handle_mm_fault+0x248/0x8d0
[ 2599.628327]  ? lock_downgrade+0x980/0x980
[ 2599.632479]  handle_mm_fault+0x334/0x8d0
[ 2599.636508]  ? down_read_trylock+0xdb/0x170
[ 2599.640803]  ? __do_page_fault+0x32d/0xc90
[ 2599.645014]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2599.649567]  ? vmacache_find+0x5f/0x280
[ 2599.653512]  ? vmacache_update+0xfe/0x130
[ 2599.657635]  ? find_vma+0x30/0x150
[ 2599.661151]  __do_page_fault+0x5c9/0xc90
[ 2599.665184]  ? trace_event_raw_event_lock+0x340/0x340
[ 2599.670352]  ? mm_fault_error+0x2c0/0x2c0
[ 2599.674477]  ? _find_next_bit+0xee/0x120
[ 2599.678520]  do_page_fault+0xee/0x720
[ 2599.682299]  ? __alloc_fd+0x29b/0x750
[ 2599.686074]  ? __do_page_fault+0xc90/0xc90
[ 2599.690286]  ? find_held_lock+0x35/0x1d0
[ 2599.694328]  ? __might_fault+0x110/0x1d0
[ 2599.698369]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 2599.703195]  page_fault+0x2c/0x60
[ 2599.706623] RIP: 0010:__put_user_4+0x1c/0x30
[ 2599.711017] RSP: 0018:ffff8801c2b2fe50 EFLAGS: 00010297
[ 2599.716353] RAX: 0000000000000013 RBX: 00007fffffffeffd RCX: 0000000020dd5000
[ 2599.723591] RDX: 000000000000004e RSI: ffffc9000181d000 RDI: 0000000000000282
[ 2599.730834] RBP: ffff8801c2b2ff48 R08: ffff8801d03326c8 R09: 1ffff10038565fa7
[ 2599.738075] R10: ffff8801c2b2fd00 R11: 0000000000000000 R12: 1ffff10038565fd0
[ 2599.745313] R13: 0000000000000013 R14: 0000000000000001 R15: 0000000000000014
[ 2599.752579]  ? SyS_socketpair+0xfd/0x6f0
[ 2599.756616]  ? SyS_socket+0x1d0/0x1d0
[ 2599.760389]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2599.765205]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2599.770210]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2599.774953]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2599.779677] RIP: 0033:0x452a09
[ 2599.782835] RSP: 002b:00007f22c2897c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000035
[ 2599.790514] RAX: ffffffffffffffda RBX: 00007f22c2898700 RCX: 0000000000452a09
[ 2599.797754] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
[ 2599.804993] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2599.812237] R10: 0000000020dd5000 R11: 0000000000000212 R12: 0000000000000000
[ 2599.819650] R13: 0000000000a2f7ff R14: 00007f22c28989c0 R15: 0000000000000000
[ 2599.826919] syz-executor4   R  running task    23120 24836  20350 0x00000000
[ 2599.834088] Call Trace:
[ 2599.836652]  __schedule+0x8eb/0x2060
[ 2599.840347]  ? __sched_text_start+0x8/0x8
[ 2599.844468]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2599.849283]  ? lock_downgrade+0x980/0x980
[ 2599.853408]  ? enqueue_hrtimer+0x171/0x4a0
[ 2599.857615]  ? __remove_hrtimer+0x190/0x190
[ 2599.861908]  ? do_raw_spin_trylock+0x190/0x190
[ 2599.866464]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2599.871541]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2599.876528]  ? trace_hardirqs_on+0xd/0x10
[ 2599.880658]  schedule+0xf5/0x430
[ 2599.883999]  ? __schedule+0x2060/0x2060
[ 2599.887953]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2599.892942]  ? trace_hardirqs_on+0xd/0x10
[ 2599.897067]  ? __debug_object_init+0x235/0x1040
[ 2599.901720]  ? debug_object_fixup+0x30/0x30
[ 2599.906017]  ? find_held_lock+0x35/0x1d0
[ 2599.910056]  do_nanosleep+0x224/0x6e0
[ 2599.913837]  ? schedule_timeout_idle+0x90/0x90
[ 2599.918393]  ? lock_release+0xa40/0xa40
[ 2599.922339]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2599.928209]  ? memset+0x31/0x40
[ 2599.931470]  hrtimer_nanosleep+0x27b/0x4d0
[ 2599.935682]  ? nanosleep_copyout+0x100/0x100
[ 2599.940065]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2599.944286]  SyS_nanosleep+0x175/0x1f0
[ 2599.948146]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2599.952522]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2599.957509]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2599.962246]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2599.966972] RIP: 0033:0x47e071
[ 2599.970131] RSP: 002b:0000000000a2f920 EFLAGS: 00000293 ORIG_RAX: 0000000000000023
[ 2599.977811] RAX: ffffffffffffffda RBX: 0000000000a2f9a0 RCX: 000000000047e071
[ 2599.985057] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2f930
[ 2599.992298] RBP: 0000000000000000 R08: 00000000000009bb R09: 0000000000000000
[ 2599.999536] R10: 0000000000a2f910 R11: 0000000000000293 R12: 0000000000000000
[ 2600.006777] R13: ffffffffffffffff R14: 0000000000a2f9d8 R15: 0000000000000010
[ 2600.014044] syz-executor4   S25520 24842  20350 0x00000000
[ 2600.019644] Call Trace:
[ 2600.022211]  __schedule+0x8eb/0x2060
[ 2600.025908]  ? __sched_text_start+0x8/0x8
[ 2600.030030]  ? check_noncircular+0x20/0x20
[ 2600.034242]  ? plist_check_head+0xe2/0x130
[ 2600.038450]  ? plist_check_list+0xa0/0xa0
[ 2600.042572]  ? trace_event_raw_event_lock+0x340/0x340
[ 2600.047738]  ? plist_add+0x5cb/0x760
[ 2600.051442]  schedule+0xf5/0x430
[ 2600.054781]  ? lock_downgrade+0x980/0x980
[ 2600.058900]  ? __schedule+0x2060/0x2060
[ 2600.062857]  ? do_raw_spin_trylock+0x190/0x190
[ 2600.067412]  ? futex_wait_setup+0x14a/0x3d0
[ 2600.071720]  futex_wait_queue_me+0x3ed/0x7e0
[ 2600.076102]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2600.081447]  ? get_futex_value_locked+0xc3/0xf0
[ 2600.086090]  ? futex_wait_setup+0x22e/0x3d0
[ 2600.090394]  ? futex_wake+0x680/0x680
[ 2600.094171]  ? __lock_acquire+0x664/0x3e00
[ 2600.098384]  futex_wait+0x34b/0x9a0
[ 2600.101996]  ? futex_wait_setup+0x3d0/0x3d0
[ 2600.106288]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2600.111449]  ? unmap_region+0x35c/0x4f0
[ 2600.115398]  ? hash_futex+0x15/0x210
[ 2600.119083]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2600.124157]  ? futex_wake+0x2ca/0x680
[ 2600.127924]  ? check_noncircular+0x20/0x20
[ 2600.132138]  ? get_futex_key+0x1d50/0x1d50
[ 2600.136363]  ? __lock_is_held+0xb6/0x140
[ 2600.140404]  do_futex+0x11ec/0x22a0
[ 2600.144004]  ? check_noncircular+0x20/0x20
[ 2600.148215]  ? vma_wants_writenotify+0x3b0/0x3b0
[ 2600.152954]  ? exit_robust_list+0x240/0x240
[ 2600.157246]  ? find_held_lock+0x35/0x1d0
[ 2600.161288]  ? __fget+0x333/0x570
[ 2600.164712]  ? lock_downgrade+0x980/0x980
[ 2600.168840]  ? lock_release+0xa40/0xa40
[ 2600.172791]  ? __lock_is_held+0xb6/0x140
[ 2600.176841]  ? __fget+0x35c/0x570
[ 2600.180265]  ? do_mmap+0x362/0xe00
[ 2600.183784]  ? iterate_fd+0x3f0/0x3f0
[ 2600.187554]  ? up_read+0x40/0x40
[ 2600.190890]  ? down_read_killable+0x180/0x180
[ 2600.195356]  ? security_mmap_file+0x143/0x180
[ 2600.199831]  ? vm_mmap_pgoff+0x1fc/0x280
[ 2600.203862]  ? vm_mmap_pgoff+0x13b/0x280
[ 2600.207907]  ? __fget_light+0x297/0x380
[ 2600.211857]  ? fget_raw+0x20/0x20
[ 2600.215278]  ? __fdget+0x18/0x20
[ 2600.218618]  SyS_futex+0x260/0x390
[ 2600.222136]  ? do_futex+0x22a0/0x22a0
[ 2600.225909]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2600.230726]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2600.235723]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2600.240459]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2600.245186] RIP: 0033:0x452a09
[ 2600.248347] RSP: 002b:00007f3a39653ce8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2600.256028] RAX: ffffffffffffffda RBX: 00007f3a39654700 RCX: 0000000000452a09
[ 2600.263269] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bec8
[ 2600.270506] RBP: 0000000000000000 R08: 0000000000000359 R09: 000000000071bea0
[ 2600.277748] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 2600.284987] R13: 0000000000a2f7ff R14: 00007f3a396549c0 R15: 0000000000000000
[ 2600.292254] syz-executor4   S24272 24847  20350 0x00000000
[ 2600.297854] Call Trace:
[ 2600.300420]  __schedule+0x8eb/0x2060
[ 2600.304105]  ? find_held_lock+0x35/0x1d0
[ 2600.308148]  ? __sched_text_start+0x8/0x8
[ 2600.312267]  ? check_noncircular+0x20/0x20
[ 2600.316477]  ? plist_check_head+0xe2/0x130
[ 2600.320686]  ? plist_check_list+0xa0/0xa0
[ 2600.324804]  ? check_noncircular+0x20/0x20
[ 2600.329018]  ? check_preempt_wakeup+0x426/0xb20
[ 2600.333664]  ? plist_add+0x5cb/0x760
[ 2600.337371]  schedule+0xf5/0x430
[ 2600.340711]  ? lock_downgrade+0x980/0x980
[ 2600.344830]  ? __schedule+0x2060/0x2060
[ 2600.348778]  ? try_to_wake_up+0xf9/0x1600
[ 2600.352903]  ? do_raw_spin_trylock+0x190/0x190
[ 2600.357457]  ? futex_wait_setup+0x14a/0x3d0
[ 2600.361764]  futex_wait_queue_me+0x3ed/0x7e0
[ 2600.366146]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2600.371480]  ? trace_hardirqs_on+0xd/0x10
[ 2600.375601]  ? try_to_wake_up+0xf9/0x1600
[ 2600.379724]  ? get_futex_value_locked+0xc3/0xf0
[ 2600.384367]  ? futex_wait_setup+0x22e/0x3d0
[ 2600.388673]  ? futex_wake+0x680/0x680
[ 2600.392449]  ? futex_wake+0x566/0x680
[ 2600.396227]  futex_wait+0x34b/0x9a0
[ 2600.399839]  ? futex_wait_setup+0x3d0/0x3d0
[ 2600.404131]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2600.409298]  ? wake_up_q+0x8a/0xe0
[ 2600.412811]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2600.417889]  ? futex_wake+0x2ca/0x680
[ 2600.421672]  ? get_futex_key+0x1d50/0x1d50
[ 2600.425877]  ? lock_release+0xa40/0xa40
[ 2600.430032]  do_futex+0x11ec/0x22a0
[ 2600.433634]  ? __fget+0x333/0x570
[ 2600.437060]  ? lock_downgrade+0x980/0x980
[ 2600.441186]  ? exit_robust_list+0x240/0x240
[ 2600.445482]  ? find_held_lock+0x35/0x1d0
[ 2600.449523]  ? __fget+0x333/0x570
[ 2600.452951]  ? lock_downgrade+0x980/0x980
[ 2600.457066]  ? __fget+0x35c/0x570
[ 2600.460492]  ? lock_release+0xa40/0xa40
[ 2600.464442]  ? __lock_is_held+0xb6/0x140
[ 2600.468492]  ? __fget+0x35c/0x570
[ 2600.471928]  ? iterate_fd+0x3f0/0x3f0
[ 2600.475699]  ? __fget_light+0x297/0x380
[ 2600.479648]  ? fget_raw+0x20/0x20
[ 2600.483084]  ? __do_page_fault+0x3d6/0xc90
[ 2600.487303]  ? exit_to_usermode_loop+0x8c/0x310
[ 2600.491954]  ? __fget_light+0x297/0x380
[ 2600.495903]  ? fget_raw+0x20/0x20
[ 2600.499323]  ? __fdget+0x18/0x20
[ 2600.502667]  SyS_futex+0x260/0x390
[ 2600.506177]  ? SyS_setsockopt+0x215/0x360
[ 2600.510307]  ? do_futex+0x22a0/0x22a0
[ 2600.514090]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2600.518909]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2600.523898]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2600.528634]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2600.533359] RIP: 0033:0x452a09
[ 2600.536518] RSP: 002b:00007f3a39632ce8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2600.544197] RAX: ffffffffffffffda RBX: 000000000071bf58 RCX: 0000000000452a09
[ 2600.551438] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bf80
[ 2600.558678] RBP: 000000000000039b R08: 0000000000000359 R09: 000000000071bf58
[ 2600.565917] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006f2728
[ 2600.573159] R13: 00000000ffffffff R14: 00007f3a396336d4 R15: 0000000000000001
[ 2600.580426] syz-executor2   R  running task    24112 24851  20369 0x00000000
[ 2600.587596] Call Trace:
[ 2600.590172]  __schedule+0x8eb/0x2060
[ 2600.593868]  ? __sched_text_start+0x8/0x8
[ 2600.597987]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2600.602801]  ? lock_downgrade+0x980/0x980
[ 2600.606926]  ? enqueue_hrtimer+0x171/0x4a0
[ 2600.611133]  ? __remove_hrtimer+0x190/0x190
[ 2600.615425]  ? find_held_lock+0x35/0x1d0
[ 2600.619456]  ? do_raw_spin_trylock+0x190/0x190
[ 2600.624016]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2600.629091]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2600.634079]  ? trace_hardirqs_on+0xd/0x10
[ 2600.638209]  schedule+0xf5/0x430
[ 2600.641555]  ? __schedule+0x2060/0x2060
[ 2600.645513]  ? do_raw_spin_trylock+0x190/0x190
[ 2600.650065]  ? futex_wait_setup+0x14a/0x3d0
[ 2600.654371]  futex_wait_queue_me+0x3ed/0x7e0
[ 2600.658754]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2600.664089]  ? free_object+0x150/0x230
[ 2600.667949]  ? debug_stats_show+0xd0/0xd0
[ 2600.672065]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2600.677148]  ? get_futex_value_locked+0xc3/0xf0
[ 2600.681789]  ? futex_wait_setup+0x22e/0x3d0
[ 2600.686095]  ? futex_wake+0x680/0x680
[ 2600.689870]  ? __hrtimer_init+0x4e/0x140
[ 2600.693912]  futex_wait+0x34b/0x9a0
[ 2600.697520]  ? futex_wait_setup+0x3d0/0x3d0
[ 2600.701818]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2600.706988]  ? __lock_acquire+0x664/0x3e00
[ 2600.711196]  ? hash_futex+0x15/0x210
[ 2600.714895]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2600.719106]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2600.724287]  ? perf_trace_lock+0xd6/0x900
[ 2600.728409]  do_futex+0x11ec/0x22a0
[ 2600.732010]  ? trace_event_raw_event_lock+0x340/0x340
[ 2600.737190]  ? exit_robust_list+0x240/0x240
[ 2600.741480]  ? check_noncircular+0x20/0x20
[ 2600.745682]  ? perf_trace_lock+0xd6/0x900
[ 2600.749804]  ? trace_event_raw_event_lock+0x340/0x340
[ 2600.754969]  ? trace_event_raw_event_lock+0x340/0x340
[ 2600.760136]  ? check_noncircular+0x20/0x20
[ 2600.764342]  ? find_held_lock+0x35/0x1d0
[ 2600.768383]  ? find_held_lock+0x35/0x1d0
[ 2600.772426]  ? SyS_futex+0x2d3/0x390
[ 2600.776115]  ? lock_downgrade+0x980/0x980
[ 2600.780248]  ? pvclock_read_flags+0x160/0x160
[ 2600.784713]  ? __might_fault+0x110/0x1d0
[ 2600.788746]  ? lock_downgrade+0x980/0x980
[ 2600.792864]  ? ktime_get+0x15c/0x3a0
[ 2600.796559]  ? kvm_clock_get_cycles+0x25/0x30
[ 2600.801026]  ? ktime_get+0x26f/0x3a0
[ 2600.804716]  ? ktime_get_resolution_ns+0x300/0x300
[ 2600.809615]  ? __might_sleep+0x95/0x190
[ 2600.813569]  ? kasan_check_write+0x14/0x20
[ 2600.817783]  SyS_futex+0x260/0x390
[ 2600.821302]  ? do_futex+0x22a0/0x22a0
[ 2600.825078]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2600.829893]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2600.834883]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2600.839619]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2600.844345] RIP: 0033:0x452a09
[ 2600.847505] RSP: 002b:0000000000a2f908 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
[ 2600.855183] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a09
[ 2600.862421] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071becc
[ 2600.869663] RBP: 000000000071bec8 R08: 0000000000000000 R09: 0000000000000000
[ 2600.876902] R10: 0000000000a2f910 R11: 0000000000000206 R12: 00000000000003cb
[ 2600.884142] R13: 0000000000000003 R14: 0000000000000011 R15: 0000000000000010
[ 2600.891409] syz-executor2   R  running task    26128 24852  20369 0x00000008
[ 2600.898575] Call Trace:
[ 2600.901150]  ? avc_has_extended_perms+0x7fa/0x12c0
[ 2600.906051]  ? find_held_lock+0x35/0x1d0
[ 2600.910097]  ? avc_ss_reset+0x110/0x110
[ 2600.914039]  ? lock_downgrade+0x980/0x980
[ 2600.918161]  ? lock_release+0xa40/0xa40
[ 2600.922112]  ? __lock_is_held+0xb6/0x140
[ 2600.926182]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2600.932037]  ? get_unused_fd_flags+0x190/0x190
[ 2600.936594]  ? rcu_note_context_switch+0x710/0x710
[ 2600.941507]  ? install_new_memslots+0x420/0x420
[ 2600.946158]  ? do_vfs_ioctl+0x1b1/0x1520
[ 2600.950191]  ? _cond_resched+0x14/0x30
[ 2600.954058]  ? ioctl_preallocate+0x2b0/0x2b0
[ 2600.958440]  ? selinux_capable+0x40/0x40
[ 2600.962489]  ? syscall_return_slowpath+0x2ad/0x550
[ 2600.967399]  ? security_file_ioctl+0x89/0xb0
[ 2600.971784]  ? SyS_ioctl+0x8f/0xc0
[ 2600.975301]  ? entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2600.980222] 
[ 2600.980222] Showing all locks held in the system:
[ 2600.986528] 1 lock held by rsyslogd/2991:
[ 2600.990643]  #0:  (&f->f_pos_lock){+.+.}, at: [<00000000389d01e7>] __fdget_pos+0x12b/0x190
[ 2600.999032] 2 locks held by getty/3114:
[ 2601.002973]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2601.011617]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2601.020875] 2 locks held by getty/3115:
[ 2601.024813]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2601.033456]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2601.042711] 2 locks held by getty/3116:
[ 2601.046649]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2601.055293]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2601.064544] 2 locks held by getty/3117:
[ 2601.068486]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2601.077128]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2601.086382] 2 locks held by getty/3118:
[ 2601.090323]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2601.098965]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2601.108216] 2 locks held by getty/3119:
[ 2601.112159]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2601.120802]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2601.130058] 2 locks held by getty/28995:
[ 2601.134085]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2601.142729]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2601.151992] 2 locks held by syz-executor7/24837:
[ 2601.156715]  #0:  (&sig->cred_guard_mutex){+.+.}, at: [<00000000ece30b9d>] SYSC_perf_event_open+0x12ca/0x2e00
[ 2601.166750]  #1:  (perf_sched_mutex){+.+.}, at: [<00000000c2b6b09f>] perf_event_alloc+0x2326/0x2b00
[ 2601.175918] 6 locks held by syz-executor1/24838:
[ 2601.180641]  #0:  (&evdev->mutex){+.+.}, at: [<0000000060da5b47>] evdev_write+0x145/0x4b0
[ 2601.188938]  #1:  (&(&dev->event_lock)->rlock){-...}, at: [<000000008ab85c1e>] input_inject_event+0xc9/0x349
[ 2601.198887]  #2:  (rcu_read_lock){....}, at: [<00000000f220a81b>] input_inject_event+0xae/0x349
[ 2601.207711]  #3:  (rcu_read_lock){....}, at: [<000000004a8d1d5a>] input_pass_values.part.5+0x0/0x800
[ 2601.216961]  #4:  (kbd_event_lock){....}, at: [<0000000085a89699>] kbd_event+0x82/0x36d0
[ 2601.225173]  #5:  (tasklist_lock){.+.+}, at: [<0000000041722306>] debug_show_all_locks+0xd3/0x400
[ 2601.234169] 1 lock held by syz-executor3/24834:
[ 2601.238803]  #0:  (&mm->mmap_sem){++++}, at: [<00000000bb12c38a>] vm_mmap_pgoff+0x198/0x280
[ 2601.247274] 
[ 2601.248872] =============================================
[ 2601.248872] 
[ 2601.255859]   task                        PC stack   pid father
[ 2601.261886] init            R  running task    16000     1      0 0x00000000
[ 2601.269052] Call Trace:
[ 2601.271622]  __schedule+0x8eb/0x2060
[ 2601.275319]  ? __sched_text_start+0x8/0x8
[ 2601.279438]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2601.284253]  ? lock_downgrade+0x980/0x980
[ 2601.288377]  ? enqueue_hrtimer+0x171/0x4a0
[ 2601.292582]  ? __remove_hrtimer+0x190/0x190
[ 2601.296878]  ? do_raw_spin_trylock+0x190/0x190
[ 2601.301433]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2601.306511]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2601.311499]  ? trace_hardirqs_on+0xd/0x10
[ 2601.315628]  schedule+0xf5/0x430
[ 2601.318969]  ? __schedule+0x2060/0x2060
[ 2601.322926]  ? add_wait_queue+0x1a9/0x290
[ 2601.327046]  ? lock_downgrade+0x980/0x980
[ 2601.331167]  ? memset+0x31/0x40
[ 2601.334419]  ? __hrtimer_init+0x4e/0x140
[ 2601.338455]  schedule_hrtimeout_range_clock+0x206/0x460
[ 2601.343792]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2601.348888]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2601.353101]  ? add_wait_queue+0x1a9/0x290
[ 2601.357229]  schedule_hrtimeout_range+0x2a/0x40
[ 2601.361873]  poll_schedule_timeout+0x10f/0x1f0
[ 2601.366429]  ? poll_freewait+0x250/0x250
[ 2601.370460]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2601.376317]  ? poll_initwait+0x180/0x180
[ 2601.380358]  do_select+0x11dd/0x1700
[ 2601.384087]  ? select_estimate_accuracy+0x450/0x450
[ 2601.389080]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2601.394252]  ? depot_save_stack+0x12c/0x490
[ 2601.398568]  ? set_fd_set.part.0+0x70/0x70
[ 2601.402783]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2601.407942]  ? check_noncircular+0x20/0x20
[ 2601.412156]  ? find_held_lock+0x35/0x1d0
[ 2601.416203]  ? __might_fault+0x110/0x1d0
[ 2601.420237]  ? lock_downgrade+0x980/0x980
[ 2601.424362]  ? lock_release+0xa40/0xa40
[ 2601.428309]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2601.434164]  ? __check_object_size+0x25d/0x4f0
[ 2601.438726]  ? __might_sleep+0x95/0x190
[ 2601.442680]  ? kasan_check_write+0x14/0x20
[ 2601.446892]  core_sys_select+0x480/0x960
[ 2601.450922]  ? core_sys_select+0x480/0x960
[ 2601.455138]  ? poll_select_set_timeout+0x210/0x210
[ 2601.460044]  ? kvm_clock_get_cycles+0x25/0x30
[ 2601.464520]  ? timespec64_add_safe+0x1bb/0x2c0
[ 2601.469104]  ? poll_select_set_timeout+0x12f/0x210
[ 2601.474380]  ? do_restart_poll+0x2a0/0x2a0
[ 2601.478593]  ? kasan_check_write+0x14/0x20
[ 2601.482816]  SyS_select+0x194/0x230
[ 2601.486419]  ? core_sys_select+0x960/0x960
[ 2601.490626]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2601.495445]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2601.500432]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2601.505166]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2601.509892] RIP: 0033:0x7fe752d3edd3
[ 2601.513572] RSP: 002b:00007ffeb4d8bcc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000017
[ 2601.521251] RAX: ffffffffffffffda RBX: 00007ffeb4d8c210 RCX: 00007fe752d3edd3
[ 2601.528490] RDX: 0000000000000000 RSI: 00007ffeb4d8c020 RDI: 000000000000000b
[ 2601.535729] RBP: 0000000000000000 R08: 00007ffeb4d8c0a0 R09: 0000000000000001
[ 2601.542967] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[ 2601.550206] R13: 00007ffeb4d8c400 R14: 0000000000000000 R15: 0000000000000000
[ 2601.557470] kthreadd        S21792     2      0 0x80000000
[ 2601.563069] Call Trace:
[ 2601.565634]  __schedule+0x8eb/0x2060
[ 2601.569320]  ? put_pid+0x183/0x1f0
[ 2601.572843]  ? __sched_text_start+0x8/0x8
[ 2601.576961]  ? check_noncircular+0x20/0x20
[ 2601.581171]  ? _do_fork+0x2e4/0xfe0
[ 2601.584774]  ? fork_idle+0x2d0/0x2d0
[ 2601.588468]  ? retint_kernel+0x10/0x10
[ 2601.592349]  schedule+0xf5/0x430
[ 2601.595690]  ? lock_downgrade+0x980/0x980
[ 2601.599810]  ? __schedule+0x2060/0x2060
[ 2601.603754]  ? lock_release+0xa40/0xa40
[ 2601.607701]  ? retint_kernel+0x10/0x10
[ 2601.611560]  ? do_raw_spin_trylock+0x190/0x190
[ 2601.616133]  kthreadd+0x6d3/0x830
[ 2601.619565]  ? kthread_create_on_cpu+0x250/0x250
[ 2601.624292]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2601.628764]  ? trace_hardirqs_on+0xd/0x10
[ 2601.632883]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2601.637348]  ? finish_task_switch+0x1d3/0x740
[ 2601.641812]  ? finish_task_switch+0x1aa/0x740
[ 2601.646283]  ? copy_overflow+0x20/0x20
[ 2601.650148]  ? kthread_create_on_cpu+0x250/0x250
[ 2601.654875]  ? kthread_create_on_cpu+0x250/0x250
[ 2601.659604]  ret_from_fork+0x24/0x30
[ 2601.663311] kworker/0:0H    I21480     4      2 0x80000000
[ 2601.668922] Call Trace:
[ 2601.671486]  __schedule+0x8eb/0x2060
[ 2601.675169]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2601.680253]  ? __sched_text_start+0x8/0x8
[ 2601.684371]  ? check_noncircular+0x20/0x20
[ 2601.688583]  ? __wake_up_common_lock+0x1c2/0x310
[ 2601.693313]  ? lock_downgrade+0x980/0x980
[ 2601.697442]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2601.701755]  schedule+0xf5/0x430
[ 2601.705093]  ? lock_downgrade+0x980/0x980
[ 2601.709214]  ? __schedule+0x2060/0x2060
[ 2601.713165]  ? try_to_del_timer_sync+0xe0/0x130
[ 2601.717808]  ? do_raw_spin_trylock+0x190/0x190
[ 2601.722364]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2601.726835]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2601.731830]  worker_thread+0x492/0x1990
[ 2601.735808]  ? process_one_work+0x1b10/0x1b10
[ 2601.740277]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2601.744747]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2601.749736]  ? trace_hardirqs_on+0xd/0x10
[ 2601.753857]  ? finish_task_switch+0x1d3/0x740
[ 2601.758319]  ? finish_task_switch+0x1aa/0x740
[ 2601.762791]  ? copy_overflow+0x20/0x20
[ 2601.766664]  ? __schedule+0x8f3/0x2060
[ 2601.770551]  ? find_held_lock+0x35/0x1d0
[ 2601.774596]  ? find_held_lock+0x35/0x1d0
[ 2601.778638]  ? complete+0x62/0x80
[ 2601.782080]  ? __schedule+0x2060/0x2060
[ 2601.786025]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2601.790316]  ? __lockdep_init_map+0xe4/0x650
[ 2601.794696]  ? do_raw_spin_trylock+0x190/0x190
[ 2601.799248]  ? lockdep_init_map+0x9/0x10
[ 2601.803286]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2601.808361]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2601.813350]  ? trace_hardirqs_on+0xd/0x10
[ 2601.817467]  ? __kthread_parkme+0x175/0x240
[ 2601.821765]  kthread+0x33c/0x400
[ 2601.825103]  ? process_one_work+0x1b10/0x1b10
[ 2601.829569]  ? kthread_stop+0x7a0/0x7a0
[ 2601.833516]  ret_from_fork+0x24/0x30
[ 2601.837220] mm_percpu_wq    I26400     6      2 0x80000000
[ 2601.842836] Call Trace:
[ 2601.845400]  __schedule+0x8eb/0x2060
[ 2601.849096]  ? __sched_text_start+0x8/0x8
[ 2601.853217]  ? check_noncircular+0x20/0x20
[ 2601.857425]  ? find_held_lock+0x35/0x1d0
[ 2601.861466]  ? set_user_nice+0x4fb/0x890
[ 2601.865502]  ? lock_downgrade+0x980/0x980
[ 2601.869643]  schedule+0xf5/0x430
[ 2601.872988]  ? lock_downgrade+0x980/0x980
[ 2601.877110]  ? __schedule+0x2060/0x2060
[ 2601.881071]  ? lock_release+0xa40/0xa40
[ 2601.885024]  ? set_user_nice+0x4fb/0x890
[ 2601.889064]  ? do_raw_spin_trylock+0x190/0x190
[ 2601.893617]  ? resched_curr+0x1a0/0x1a0
[ 2601.897565]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2601.902035]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2601.907033]  rescuer_thread+0xf4b/0x1460
[ 2601.911091]  ? lock_downgrade+0x980/0x980
[ 2601.915209]  ? load_balance+0x34c0/0x34c0
[ 2601.919339]  ? do_raw_spin_trylock+0x190/0x190
[ 2601.923894]  ? worker_thread+0x1990/0x1990
[ 2601.928100]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2601.933090]  ? trace_hardirqs_on+0xd/0x10
[ 2601.937208]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2601.941675]  ? finish_task_switch+0x1d3/0x740
[ 2601.946140]  ? finish_task_switch+0x1aa/0x740
[ 2601.950610]  ? copy_overflow+0x20/0x20
[ 2601.954485]  ? __schedule+0x8f3/0x2060
[ 2601.958354]  ? __sched_text_start+0x8/0x8
[ 2601.962488]  ? find_held_lock+0x35/0x1d0
[ 2601.966528]  ? find_held_lock+0x35/0x1d0
[ 2601.970574]  ? complete+0x62/0x80
[ 2601.974015]  ? __schedule+0x2060/0x2060
[ 2601.977959]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2601.982250]  ? __lockdep_init_map+0xe4/0x650
[ 2601.986631]  ? do_raw_spin_trylock+0x190/0x190
[ 2601.991185]  ? lockdep_init_map+0x9/0x10
[ 2601.995216]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2602.000291]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2602.005277]  ? trace_hardirqs_on+0xd/0x10
[ 2602.009396]  ? __kthread_parkme+0x175/0x240
[ 2602.013697]  kthread+0x33c/0x400
[ 2602.017036]  ? worker_thread+0x1990/0x1990
[ 2602.021241]  ? kthread_stop+0x7a0/0x7a0
[ 2602.025188]  ret_from_fork+0x24/0x30
[ 2602.028895] ksoftirqd/0     S16848     7      2 0x80000000
[ 2602.034494] Call Trace:
[ 2602.037057]  __schedule+0x8eb/0x2060
[ 2602.040752]  ? __sched_text_start+0x8/0x8
[ 2602.044870]  ? rcu_pm_notify+0xc0/0xc0
[ 2602.048743]  ? __local_bh_enable+0x10b/0x130
[ 2602.053125]  ? __do_softirq+0x7a0/0xb85
[ 2602.057083]  ? __irqentry_text_end+0x4/0x4
[ 2602.061300]  schedule+0xf5/0x430
[ 2602.064638]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2602.069628]  ? __schedule+0x2060/0x2060
[ 2602.073587]  ? rcu_note_context_switch+0x710/0x710
[ 2602.078488]  ? run_ksoftirqd+0x55/0x100
[ 2602.083389]  ? takeover_tasklets+0xa40/0xa40
[ 2602.087776]  smpboot_thread_fn+0x66b/0x7c0
[ 2602.091985]  ? sort_range+0x30/0x30
[ 2602.095585]  ? __kthread_parkme+0xcf/0x240
[ 2602.099790]  ? __kthread_parkme+0x175/0x240
[ 2602.104086]  kthread+0x33c/0x400
[ 2602.107421]  ? sort_range+0x30/0x30
[ 2602.111019]  ? kthread_stop+0x7a0/0x7a0
[ 2602.114972]  ret_from_fork+0x24/0x30
[ 2602.118677] rcu_sched       I23456     8      2 0x80000000
[ 2602.124278] Call Trace:
[ 2602.126840]  __schedule+0x8eb/0x2060
[ 2602.130539]  ? __sched_text_start+0x8/0x8
[ 2602.134656]  ? __mod_timer+0x317/0x16e0
[ 2602.138613]  ? trace_event_raw_event_timer_start+0x360/0x360
[ 2602.144381]  ? __debug_object_init+0x235/0x1040
[ 2602.149021]  ? find_held_lock+0x35/0x1d0
[ 2602.153068]  ? debug_object_fixup+0x30/0x30
[ 2602.157361]  ? lock_downgrade+0x980/0x980
[ 2602.161477]  ? rcu_accelerate_cbs+0xc1/0x970
[ 2602.165860]  ? lock_release+0xa40/0xa40
[ 2602.169811]  schedule+0xf5/0x430
[ 2602.173149]  ? do_raw_spin_trylock+0x190/0x190
[ 2602.177705]  ? __schedule+0x2060/0x2060
[ 2602.181655]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2602.186642]  ? trace_hardirqs_on+0xd/0x10
[ 2602.190763]  ? prepare_to_swait+0x18f/0x4f0
[ 2602.195055]  ? __lockdep_init_map+0xe4/0x650
[ 2602.199439]  ? lockdep_init_map+0x9/0x10
[ 2602.203471]  ? init_timer_on_stack_key+0xb7/0xe0
[ 2602.208202]  schedule_timeout+0x118/0x230
[ 2602.212497]  ? usleep_range+0x190/0x190
[ 2602.216443]  ? __next_timer_interrupt+0x150/0x150
[ 2602.221275]  rcu_gp_kthread+0x9e5/0x1930
[ 2602.225306]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2602.230493]  ? force_qs_rnp+0x3a0/0x3a0
[ 2602.234436]  ? perf_trace_lock+0x4f1/0x900
[ 2602.238649]  ? switched_to_fair+0xb0/0xb0
[ 2602.242771]  ? check_noncircular+0x20/0x20
[ 2602.246978]  ? check_noncircular+0x20/0x20
[ 2602.251183]  ? check_noncircular+0x20/0x20
[ 2602.255393]  ? pick_next_entity+0x197/0x400
[ 2602.259696]  ? perf_trace_lock+0x4f2/0x900
[ 2602.263910]  ? finish_task_switch+0x1d3/0x740
[ 2602.268377]  ? lock_downgrade+0x22/0x980
[ 2602.272410]  ? load_balance+0x34c0/0x34c0
[ 2602.276525]  ? check_noncircular+0x20/0x20
[ 2602.280734]  ? lock_release+0xa40/0xa40
[ 2602.284679]  ? compat_start_thread+0x80/0x80
[ 2602.289061]  ? do_raw_spin_trylock+0x190/0x190
[ 2602.293615]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2602.298085]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2602.303073]  ? trace_hardirqs_on+0xd/0x10
[ 2602.307194]  ? finish_task_switch+0x1d3/0x740
[ 2602.311659]  ? finish_task_switch+0x1aa/0x740
[ 2602.316130]  ? copy_overflow+0x20/0x20
[ 2602.320006]  ? __schedule+0x8f3/0x2060
[ 2602.323898]  ? find_held_lock+0x35/0x1d0
[ 2602.327942]  ? find_held_lock+0x35/0x1d0
[ 2602.331984]  ? complete+0x62/0x80
[ 2602.335421]  ? __schedule+0x2060/0x2060
[ 2602.339363]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2602.343654]  ? __lockdep_init_map+0xe4/0x650
[ 2602.348033]  ? do_raw_spin_trylock+0x190/0x190
[ 2602.352596]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2602.357583]  ? trace_hardirqs_on+0xd/0x10
[ 2602.361703]  ? __kthread_parkme+0x175/0x240
[ 2602.366002]  kthread+0x33c/0x400
[ 2602.369346]  ? force_qs_rnp+0x3a0/0x3a0
[ 2602.373286]  ? kthread_stop+0x7a0/0x7a0
[ 2602.377235]  ret_from_fork+0x24/0x30
[ 2602.381287] rcu_bh          I25376     9      2 0x80000000
[ 2602.386887] Call Trace:
[ 2602.389464]  __schedule+0x8eb/0x2060
[ 2602.393148]  ? find_held_lock+0x35/0x1d0
[ 2602.397191]  ? __sched_text_start+0x8/0x8
[ 2602.401306]  ? prepare_to_swait+0x18f/0x4f0
[ 2602.405599]  ? lock_downgrade+0x980/0x980
[ 2602.409722]  ? lock_release+0xa40/0xa40
[ 2602.413666]  ? finish_swait+0x268/0x490
[ 2602.417620]  ? lock_downgrade+0x980/0x980
[ 2602.421742]  ? do_raw_spin_trylock+0x190/0x190
[ 2602.426305]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2602.431301]  ? prepare_to_swait+0x18f/0x4f0
[ 2602.435599]  schedule+0xf5/0x430
[ 2602.438936]  ? lock_downgrade+0x980/0x980
[ 2602.443055]  ? __schedule+0x2060/0x2060
[ 2602.447020]  ? do_raw_spin_trylock+0x190/0x190
[ 2602.451575]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2602.456056]  rcu_gp_kthread+0x123a/0x1930
[ 2602.460174]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2602.465360]  ? force_qs_rnp+0x3a0/0x3a0
[ 2602.469305]  ? perf_trace_lock+0x4f2/0x900
[ 2602.473515]  ? switched_to_fair+0xb0/0xb0
[ 2602.477635]  ? check_noncircular+0x20/0x20
[ 2602.481840]  ? check_noncircular+0x20/0x20
[ 2602.486044]  ? check_noncircular+0x20/0x20
[ 2602.490254]  ? pick_next_entity+0x197/0x400
[ 2602.494556]  ? perf_trace_lock+0x4f2/0x900
[ 2602.498775]  ? finish_task_switch+0x1d3/0x740
[ 2602.503241]  ? lock_downgrade+0x22/0x980
[ 2602.507273]  ? load_balance+0x34c0/0x34c0
[ 2602.511390]  ? check_noncircular+0x20/0x20
[ 2602.515601]  ? lock_release+0xa40/0xa40
[ 2602.519545]  ? compat_start_thread+0x80/0x80
[ 2602.523927]  ? do_raw_spin_trylock+0x190/0x190
[ 2602.528481]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2602.532951]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2602.537941]  ? trace_hardirqs_on+0xd/0x10
[ 2602.542063]  ? finish_task_switch+0x1d3/0x740
[ 2602.546526]  ? finish_task_switch+0x1aa/0x740
[ 2602.550996]  ? copy_overflow+0x20/0x20
[ 2602.554877]  ? __schedule+0x8f3/0x2060
[ 2602.558766]  ? find_held_lock+0x35/0x1d0
[ 2602.562809]  ? find_held_lock+0x35/0x1d0
[ 2602.566852]  ? complete+0x62/0x80
[ 2602.570287]  ? __schedule+0x2060/0x2060
[ 2602.574231]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2602.578523]  ? __lockdep_init_map+0xe4/0x650
[ 2602.582912]  ? do_raw_spin_trylock+0x190/0x190
[ 2602.587474]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2602.592463]  ? trace_hardirqs_on+0xd/0x10
[ 2602.596582]  ? __kthread_parkme+0x175/0x240
[ 2602.600881]  kthread+0x33c/0x400
[ 2602.604219]  ? force_qs_rnp+0x3a0/0x3a0
[ 2602.608160]  ? kthread_stop+0x7a0/0x7a0
[ 2602.612109]  ret_from_fork+0x24/0x30
[ 2602.615816] migration/0     S25368    10      2 0x80000000
[ 2602.621419] Call Trace:
[ 2602.624002]  __schedule+0x8eb/0x2060
[ 2602.627702]  ? __sched_text_start+0x8/0x8
[ 2602.631823]  ? cpu_stopper_thread+0x3b0/0x4d0
[ 2602.636295]  ? find_held_lock+0x35/0x1d0
[ 2602.640337]  ? cpu_stop_should_run+0x108/0x1a0
[ 2602.644895]  ? lock_downgrade+0x980/0x980
[ 2602.649025]  ? lock_release+0xa40/0xa40
[ 2602.652973]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2602.657448]  schedule+0xf5/0x430
[ 2602.660787]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2602.665864]  ? __schedule+0x2060/0x2060
[ 2602.669806]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2602.674795]  ? trace_hardirqs_on+0xd/0x10
[ 2602.678920]  ? cpu_stop_should_run+0x108/0x1a0
[ 2602.683474]  ? reboot_pid_ns+0x160/0x160
[ 2602.687513]  ? smpboot_thread_fn+0x24e/0x7c0
[ 2602.691901]  smpboot_thread_fn+0x66b/0x7c0
[ 2602.696110]  ? sort_range+0x30/0x30
[ 2602.699710]  ? __kthread_parkme+0xcf/0x240
[ 2602.703914]  ? __kthread_parkme+0x175/0x240
[ 2602.708214]  kthread+0x33c/0x400
[ 2602.711552]  ? sort_range+0x30/0x30
[ 2602.715148]  ? kthread_stop+0x7a0/0x7a0
[ 2602.719097]  ret_from_fork+0x24/0x30
[ 2602.722803] watchdog/0      R  running task    27536    11      2 0x80000000
[ 2602.729968] Call Trace:
[ 2602.732534]  __schedule+0x8eb/0x2060
[ 2602.736231]  ? __sched_text_start+0x8/0x8
[ 2602.740349]  ? do_raw_spin_trylock+0x190/0x190
[ 2602.744906]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2602.749985]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2602.754975]  ? trace_hardirqs_on+0xd/0x10
[ 2602.759100]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2602.763930]  ? _sched_setscheduler+0x216/0x360
[ 2602.768491]  schedule+0xf5/0x430
[ 2602.771832]  ? __schedule+0x2060/0x2060
[ 2602.775776]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2602.780846]  ? __kthread_parkme+0xcf/0x240
[ 2602.785056]  ? __lockup_detector_cleanup+0x80/0x80
[ 2602.789959]  ? kvm_sched_clock_read+0x25/0x40
[ 2602.794424]  ? sched_clock+0x31/0x40
[ 2602.798107]  ? sched_clock_cpu+0x1b/0x170
[ 2602.802224]  ? __kthread_parkme+0x175/0x240
[ 2602.806517]  ? __lockup_detector_cleanup+0x80/0x80
[ 2602.811425]  smpboot_thread_fn+0x66b/0x7c0
[ 2602.815639]  ? sort_range+0x30/0x30
[ 2602.819241]  ? __kthread_parkme+0xcf/0x240
[ 2602.823447]  ? __kthread_parkme+0x175/0x240
[ 2602.827745]  kthread+0x33c/0x400
[ 2602.831083]  ? sort_range+0x30/0x30
[ 2602.834680]  ? kthread_stop+0x7a0/0x7a0
[ 2602.838629]  ret_from_fork+0x24/0x30
[ 2602.842334] cpuhp/0         S24352    12      2 0x80000000
[ 2602.847933] Call Trace:
[ 2602.850497]  __schedule+0x8eb/0x2060
[ 2602.854195]  ? __sched_text_start+0x8/0x8
[ 2602.858312]  ? __schedule+0x8f3/0x2060
[ 2602.862186]  ? find_held_lock+0x35/0x1d0
[ 2602.866230]  ? complete+0x62/0x80
[ 2602.869671]  schedule+0xf5/0x430
[ 2602.873013]  ? do_raw_spin_trylock+0x190/0x190
[ 2602.877713]  ? __schedule+0x2060/0x2060
[ 2602.881657]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2602.886733]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2602.891722]  ? trace_hardirqs_on+0xd/0x10
[ 2602.895843]  ? complete+0x62/0x80
[ 2602.899270]  ? cpuhp_thread_fun+0x344/0x7e0
[ 2602.903570]  smpboot_thread_fn+0x66b/0x7c0
[ 2602.907781]  ? sort_range+0x30/0x30
[ 2602.911383]  ? __kthread_parkme+0xcf/0x240
[ 2602.915589]  ? __kthread_parkme+0x175/0x240
[ 2602.919887]  kthread+0x33c/0x400
[ 2602.923222]  ? sort_range+0x30/0x30
[ 2602.926816]  ? kthread_stop+0x7a0/0x7a0
[ 2602.930765]  ret_from_fork+0x24/0x30
[ 2602.934472] cpuhp/1         S24752    13      2 0x80000000
[ 2602.940072] Call Trace:
[ 2602.942634]  __schedule+0x8eb/0x2060
[ 2602.946331]  ? __sched_text_start+0x8/0x8
[ 2602.950451]  ? __schedule+0x8f3/0x2060
[ 2602.954325]  ? find_held_lock+0x35/0x1d0
[ 2602.958367]  ? complete+0x62/0x80
[ 2602.961808]  schedule+0xf5/0x430
[ 2602.965148]  ? do_raw_spin_trylock+0x190/0x190
[ 2602.969702]  ? __schedule+0x2060/0x2060
[ 2602.973646]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2602.978725]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2602.983714]  ? trace_hardirqs_on+0xd/0x10
[ 2602.987836]  ? complete+0x62/0x80
[ 2602.991263]  ? cpuhp_thread_fun+0x344/0x7e0
[ 2602.995564]  smpboot_thread_fn+0x66b/0x7c0
[ 2602.999775]  ? sort_range+0x30/0x30
[ 2603.003377]  ? __kthread_parkme+0xcf/0x240
[ 2603.007583]  ? __kthread_parkme+0x175/0x240
[ 2603.011889]  kthread+0x33c/0x400
[ 2603.015226]  ? sort_range+0x30/0x30
[ 2603.018823]  ? kthread_stop+0x7a0/0x7a0
[ 2603.022770]  ret_from_fork+0x24/0x30
[ 2603.026483] watchdog/1      S27536    14      2 0x80000000
[ 2603.032085] Call Trace:
[ 2603.034647]  __schedule+0x8eb/0x2060
[ 2603.038341]  ? __sched_text_start+0x8/0x8
[ 2603.042457]  ? do_raw_spin_trylock+0x190/0x190
[ 2603.047025]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2603.052101]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2603.057093]  ? trace_hardirqs_on+0xd/0x10
[ 2603.061215]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2603.066045]  ? _sched_setscheduler+0x216/0x360
[ 2603.070608]  schedule+0xf5/0x430
[ 2603.073949]  ? __schedule+0x2060/0x2060
[ 2603.077895]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2603.082969]  ? __kthread_parkme+0xcf/0x240
[ 2603.087178]  ? __lockup_detector_cleanup+0x80/0x80
[ 2603.092082]  ? kvm_sched_clock_read+0x25/0x40
[ 2603.096547]  ? sched_clock+0x31/0x40
[ 2603.100230]  ? sched_clock_cpu+0x1b/0x170
[ 2603.104348]  ? __kthread_parkme+0x175/0x240
[ 2603.108639]  ? __lockup_detector_cleanup+0x80/0x80
[ 2603.113548]  smpboot_thread_fn+0x66b/0x7c0
[ 2603.117761]  ? sort_range+0x30/0x30
[ 2603.121362]  ? __kthread_parkme+0xcf/0x240
[ 2603.125567]  ? __kthread_parkme+0x175/0x240
[ 2603.129866]  kthread+0x33c/0x400
[ 2603.133203]  ? sort_range+0x30/0x30
[ 2603.136797]  ? kthread_stop+0x7a0/0x7a0
[ 2603.140748]  ret_from_fork+0x24/0x30
[ 2603.144456] migration/1     S25368    15      2 0x80000000
[ 2603.150056] Call Trace:
[ 2603.152618]  __schedule+0x8eb/0x2060
[ 2603.156317]  ? __sched_text_start+0x8/0x8
[ 2603.160437]  ? cpu_stopper_thread+0x3b0/0x4d0
[ 2603.164914]  ? find_held_lock+0x35/0x1d0
[ 2603.168960]  ? cpu_stop_should_run+0x108/0x1a0
[ 2603.173516]  ? lock_downgrade+0x980/0x980
[ 2603.177640]  ? lock_release+0xa40/0xa40
[ 2603.181585]  ? trace_hardirqs_on+0xd/0x10
[ 2603.185703]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2603.190174]  schedule+0xf5/0x430
[ 2603.193512]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2603.198587]  ? __schedule+0x2060/0x2060
[ 2603.202531]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2603.207517]  ? trace_hardirqs_on+0xd/0x10
[ 2603.211661]  ? cpu_stop_should_run+0x108/0x1a0
[ 2603.216214]  ? reboot_pid_ns+0x160/0x160
[ 2603.220243]  ? schedule+0xf5/0x430
[ 2603.223760]  ? do_raw_spin_trylock+0x190/0x190
[ 2603.228320]  smpboot_thread_fn+0x66b/0x7c0
[ 2603.232530]  ? sort_range+0x30/0x30
[ 2603.236137]  ? __kthread_parkme+0xcf/0x240
[ 2603.240342]  ? __kthread_parkme+0x175/0x240
[ 2603.244638]  kthread+0x33c/0x400
[ 2603.247976]  ? sort_range+0x30/0x30
[ 2603.251573]  ? kthread_stop+0x7a0/0x7a0
[ 2603.255523]  ret_from_fork+0x24/0x30
[ 2603.259226] ksoftirqd/1     R  running task    14560    16      2 0x80000000
[ 2603.266390] Call Trace:
[ 2603.268954]  __schedule+0x8eb/0x2060
[ 2603.272654]  ? __sched_text_start+0x8/0x8
[ 2603.276776]  ? rcu_pm_notify+0xc0/0xc0
[ 2603.280651]  ? __local_bh_enable+0x10b/0x130
[ 2603.285035]  ? __do_softirq+0x7a0/0xb85
[ 2603.288993]  ? __irqentry_text_end+0x4/0x4
[ 2603.293203]  ? retint_kernel+0x10/0x10
[ 2603.297066]  schedule+0xf5/0x430
[ 2603.300403]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2603.305131]  ? __schedule+0x2060/0x2060
[ 2603.309089]  ? rcu_note_context_switch+0x710/0x710
[ 2603.313998]  ? run_ksoftirqd+0x55/0x100
[ 2603.317954]  ? takeover_tasklets+0xa40/0xa40
[ 2603.322341]  smpboot_thread_fn+0x66b/0x7c0
[ 2603.326555]  ? sort_range+0x30/0x30
[ 2603.330154]  ? __kthread_parkme+0xcf/0x240
[ 2603.334361]  ? __kthread_parkme+0x175/0x240
[ 2603.338659]  kthread+0x33c/0x400
[ 2603.341996]  ? sort_range+0x30/0x30
[ 2603.345594]  ? kthread_stop+0x7a0/0x7a0
[ 2603.349544]  ret_from_fork+0x24/0x30
[ 2603.353248] kworker/1:0H    I21480    18      2 0x80000000
[ 2603.358856] Call Trace:
[ 2603.361420]  __schedule+0x8eb/0x2060
[ 2603.365105]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2603.370188]  ? __sched_text_start+0x8/0x8
[ 2603.374305]  ? check_noncircular+0x20/0x20
[ 2603.378517]  ? __wake_up_common_lock+0x1c2/0x310
[ 2603.383246]  ? lock_downgrade+0x980/0x980
[ 2603.387376]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2603.391693]  schedule+0xf5/0x430
[ 2603.395033]  ? lock_downgrade+0x980/0x980
[ 2603.399152]  ? __schedule+0x2060/0x2060
[ 2603.403103]  ? try_to_del_timer_sync+0xe0/0x130
[ 2603.407748]  ? do_raw_spin_trylock+0x190/0x190
[ 2603.412305]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2603.416776]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2603.421771]  worker_thread+0x492/0x1990
[ 2603.425745]  ? process_one_work+0x1b10/0x1b10
[ 2603.430214]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2603.434685]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2603.439673]  ? trace_hardirqs_on+0xd/0x10
[ 2603.443795]  ? finish_task_switch+0x1d3/0x740
[ 2603.448258]  ? finish_task_switch+0x1aa/0x740
[ 2603.452728]  ? copy_overflow+0x20/0x20
[ 2603.456600]  ? __schedule+0x8f3/0x2060
[ 2603.460488]  ? find_held_lock+0x35/0x1d0
[ 2603.464530]  ? find_held_lock+0x35/0x1d0
[ 2603.468573]  ? complete+0x62/0x80
[ 2603.472016]  ? __schedule+0x2060/0x2060
[ 2603.476351]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2603.480645]  ? __lockdep_init_map+0xe4/0x650
[ 2603.485030]  ? do_raw_spin_trylock+0x190/0x190
[ 2603.489583]  ? lockdep_init_map+0x9/0x10
[ 2603.493625]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2603.498704]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2603.503694]  ? trace_hardirqs_on+0xd/0x10
[ 2603.507811]  ? __kthread_parkme+0x175/0x240
[ 2603.512108]  kthread+0x33c/0x400
[ 2603.515445]  ? process_one_work+0x1b10/0x1b10
[ 2603.519910]  ? kthread_stop+0x7a0/0x7a0
[ 2603.523862]  ret_from_fork+0x24/0x30
[ 2603.527571] kdevtmpfs       S24832    19      2 0x80000000
[ 2603.533171] Call Trace:
[ 2603.535735]  __schedule+0x8eb/0x2060
[ 2603.539430]  ? __sched_text_start+0x8/0x8
[ 2603.543548]  ? check_noncircular+0x20/0x20
[ 2603.547760]  ? handle_remove+0x327/0xb60
[ 2603.551801]  ? dev_mount+0x40/0x40
[ 2603.555347]  schedule+0xf5/0x430
[ 2603.558687]  ? lock_downgrade+0x980/0x980
[ 2603.562807]  ? __schedule+0x2060/0x2060
[ 2603.566753]  ? lock_release+0xa40/0xa40
[ 2603.570699]  ? do_raw_spin_trylock+0x190/0x190
[ 2603.575255]  ? do_raw_spin_trylock+0x190/0x190
[ 2603.579810]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2603.584797]  ? trace_hardirqs_on+0xd/0x10
[ 2603.588930]  devtmpfsd+0x41a/0x4c0
[ 2603.592439]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2603.597514]  ? handle_create+0x760/0x760
[ 2603.601544]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2603.606533]  ? trace_hardirqs_on+0xd/0x10
[ 2603.610654]  ? __kthread_parkme+0x175/0x240
[ 2603.614952]  kthread+0x33c/0x400
[ 2603.618288]  ? handle_create+0x760/0x760
[ 2603.622317]  ? kthread_stop+0x7a0/0x7a0
[ 2603.626267]  ret_from_fork+0x24/0x30
[ 2603.629976] netns           I27688    20      2 0x80000000
[ 2603.635597] Call Trace:
[ 2603.638160]  __schedule+0x8eb/0x2060
[ 2603.641856]  ? __sched_text_start+0x8/0x8
[ 2603.645975]  ? check_noncircular+0x20/0x20
[ 2603.650199]  ? find_held_lock+0x35/0x1d0
[ 2603.654250]  ? set_user_nice+0x4fb/0x890
[ 2603.658285]  ? lock_downgrade+0x980/0x980
[ 2603.662447]  schedule+0xf5/0x430
[ 2603.665790]  ? lock_downgrade+0x980/0x980
[ 2603.669921]  ? __schedule+0x2060/0x2060
[ 2603.673883]  ? lock_release+0xa40/0xa40
[ 2603.677828]  ? set_user_nice+0x4fb/0x890
[ 2603.681864]  ? do_raw_spin_trylock+0x190/0x190
[ 2603.686430]  ? resched_curr+0x1a0/0x1a0
[ 2603.690374]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2603.694845]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2603.699840]  rescuer_thread+0xf4b/0x1460
[ 2603.703890]  ? lock_downgrade+0x980/0x980
[ 2603.708032]  ? do_raw_spin_trylock+0x190/0x190
[ 2603.712588]  ? worker_thread+0x1990/0x1990
[ 2603.716794]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2603.721781]  ? trace_hardirqs_on+0xd/0x10
[ 2603.725911]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2603.730378]  ? finish_task_switch+0x1d3/0x740
[ 2603.734841]  ? finish_task_switch+0x1aa/0x740
[ 2603.739313]  ? copy_overflow+0x20/0x20
[ 2603.743188]  ? __schedule+0x8f3/0x2060
[ 2603.747058]  ? __sched_text_start+0x8/0x8
[ 2603.751191]  ? find_held_lock+0x35/0x1d0
[ 2603.755234]  ? find_held_lock+0x35/0x1d0
[ 2603.759281]  ? complete+0x62/0x80
[ 2603.762719]  ? __schedule+0x2060/0x2060
[ 2603.766664]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2603.770957]  ? __lockdep_init_map+0xe4/0x650
[ 2603.775340]  ? do_raw_spin_trylock+0x190/0x190
[ 2603.779895]  ? lockdep_init_map+0x9/0x10
[ 2603.783930]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2603.789007]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2603.793997]  ? trace_hardirqs_on+0xd/0x10
[ 2603.798119]  ? __kthread_parkme+0x175/0x240
[ 2603.802425]  kthread+0x33c/0x400
[ 2603.805764]  ? worker_thread+0x1990/0x1990
[ 2603.809965]  ? kthread_stop+0x7a0/0x7a0
[ 2603.813916]  ret_from_fork+0x24/0x30
[ 2603.817624] kauditd         S25128    26      2 0x80000000
[ 2603.823225] Call Trace:
[ 2603.825786]  __schedule+0x8eb/0x2060
[ 2603.829483]  ? __sched_text_start+0x8/0x8
[ 2603.833603]  ? do_raw_spin_trylock+0x190/0x190
[ 2603.838157]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2603.843233]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2603.848221]  ? trace_hardirqs_on+0xd/0x10
[ 2603.852344]  ? prepare_to_wait_event+0x1dc/0xba0
[ 2603.857089]  ? prepare_to_wait_exclusive+0x530/0x530
[ 2603.862164]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2603.867239]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2603.872234]  schedule+0xf5/0x430
[ 2603.875575]  ? __schedule+0x2060/0x2060
[ 2603.879530]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2603.885381]  ? trace_hardirqs_on+0xd/0x10
[ 2603.889503]  ? dl_cpu_busy+0x370/0x370
[ 2603.893366]  ? __might_sleep+0x95/0x190
[ 2603.897318]  kauditd_thread+0x4f1/0x970
[ 2603.901270]  ? auditd_reset+0x1e0/0x1e0
[ 2603.905219]  ? schedule+0xf5/0x430
[ 2603.908735]  ? __schedule+0x2060/0x2060
[ 2603.912679]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2603.916969]  ? __lockdep_init_map+0xe4/0x650
[ 2603.921351]  ? do_raw_spin_trylock+0x190/0x190
[ 2603.925907]  ? lockdep_init_map+0x9/0x10
[ 2603.929940]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2603.935020]  ? prepare_to_wait+0x4d0/0x4d0
[ 2603.939227]  ? trace_hardirqs_on+0xd/0x10
[ 2603.943345]  ? __kthread_parkme+0x175/0x240
[ 2603.947643]  kthread+0x33c/0x400
[ 2603.950981]  ? auditd_reset+0x1e0/0x1e0
[ 2603.954923]  ? kthread_stop+0x7a0/0x7a0
[ 2603.958873]  ret_from_fork+0x24/0x30
[ 2603.962582] khungtaskd      S26480   675      2 0x80000000
[ 2603.968185] Call Trace:
[ 2603.970747]  __schedule+0x8eb/0x2060
[ 2603.974442]  ? __sched_text_start+0x8/0x8
[ 2603.978562]  ? __mod_timer+0x317/0x16e0
[ 2603.982519]  ? trace_event_raw_event_timer_start+0x360/0x360
[ 2603.988293]  ? __debug_object_init+0x235/0x1040
[ 2603.992934]  ? perf_trace_lock+0xd6/0x900
[ 2603.997062]  ? debug_object_fixup+0x30/0x30
[ 2604.001352]  ? trace_event_raw_event_lock+0x340/0x340
[ 2604.006515]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2604.011506]  ? check_noncircular+0x20/0x20
[ 2604.015718]  schedule+0xf5/0x430
[ 2604.019060]  ? __schedule+0x2060/0x2060
[ 2604.023019]  ? debug_object_free+0x2f1/0x5a0
[ 2604.027406]  ? __lockdep_init_map+0xe4/0x650
[ 2604.031789]  ? lockdep_init_map+0x9/0x10
[ 2604.035823]  ? init_timer_on_stack_key+0xb7/0xe0
[ 2604.040555]  schedule_timeout+0x118/0x230
[ 2604.044674]  ? usleep_range+0x190/0x190
[ 2604.048625]  ? __next_timer_interrupt+0x150/0x150
[ 2604.053457]  schedule_timeout_interruptible+0x75/0x90
[ 2604.058622]  watchdog+0x14b/0xd60
[ 2604.062062]  ? reset_hung_task_detector+0xa0/0xa0
[ 2604.066874]  ? complete+0x62/0x80
[ 2604.070314]  ? __schedule+0x2060/0x2060
[ 2604.074257]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2604.078547]  ? __lockdep_init_map+0xe4/0x650
[ 2604.082928]  ? do_raw_spin_trylock+0x190/0x190
[ 2604.087480]  ? lockdep_init_map+0x9/0x10
[ 2604.091510]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2604.096588]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2604.101574]  ? trace_hardirqs_on+0xd/0x10
[ 2604.105692]  ? __kthread_parkme+0x175/0x240
[ 2604.109988]  kthread+0x33c/0x400
[ 2604.113326]  ? reset_hung_task_detector+0xa0/0xa0
[ 2604.118136]  ? kthread_stop+0x7a0/0x7a0
[ 2604.122083]  ret_from_fork+0x24/0x30
[ 2604.125788] oom_reaper      S27808   676      2 0x80000000
[ 2604.131395] Call Trace:
[ 2604.133959]  __schedule+0x8eb/0x2060
[ 2604.137655]  ? __sched_text_start+0x8/0x8
[ 2604.141773]  ? do_raw_spin_trylock+0x190/0x190
[ 2604.146324]  ? copy_overflow+0x20/0x20
[ 2604.150181]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2604.155256]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2604.160243]  ? trace_hardirqs_on+0xd/0x10
[ 2604.164364]  ? prepare_to_wait_event+0x1dc/0xba0
[ 2604.169097]  ? prepare_to_wait_exclusive+0x530/0x530
[ 2604.174172]  ? __sched_text_start+0x8/0x8
[ 2604.178296]  ? find_held_lock+0x35/0x1d0
[ 2604.182335]  schedule+0xf5/0x430
[ 2604.185679]  ? __schedule+0x2060/0x2060
[ 2604.189633]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2604.195493]  ? dl_cpu_busy+0x370/0x370
[ 2604.199356]  ? __might_sleep+0x95/0x190
[ 2604.203309]  oom_reaper+0x2a9/0x440
[ 2604.206904]  ? __schedule+0x2060/0x2060
[ 2604.210845]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2604.215139]  ? __oom_reap_task_mm+0x1260/0x1260
[ 2604.219778]  ? do_raw_spin_trylock+0x190/0x190
[ 2604.224331]  ? lockdep_init_map+0x9/0x10
[ 2604.228363]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2604.233437]  ? prepare_to_wait+0x4d0/0x4d0
[ 2604.237644]  ? trace_hardirqs_on+0xd/0x10
[ 2604.241762]  ? __kthread_parkme+0x175/0x240
[ 2604.246062]  kthread+0x33c/0x400
[ 2604.250528]  ? __oom_reap_task_mm+0x1260/0x1260
[ 2604.255164]  ? kthread_stop+0x7a0/0x7a0
[ 2604.259114]  ret_from_fork+0x24/0x30
[ 2604.262818] writeback       I14576   677      2 0x80000000
[ 2604.268425] Call Trace:
[ 2604.271006]  __schedule+0x8eb/0x2060
[ 2604.274707]  ? __sched_text_start+0x8/0x8
[ 2604.278827]  ? check_noncircular+0x20/0x20
[ 2604.283029]  ? __mutex_unlock_slowpath+0xe9/0xac0
[ 2604.287849]  ? wait_for_completion+0x770/0x770
[ 2604.292405]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2604.297480]  ? wait_for_completion+0x770/0x770
[ 2604.302035]  ? trace_hardirqs_on+0xd/0x10
[ 2604.306179]  schedule+0xf5/0x430
[ 2604.309526]  ? lock_downgrade+0x980/0x980
[ 2604.313646]  ? __schedule+0x2060/0x2060
[ 2604.317594]  ? lock_release+0xa40/0xa40
[ 2604.321540]  ? worker_attach_to_pool+0x330/0x330
[ 2604.326268]  ? do_raw_spin_trylock+0x190/0x190
[ 2604.330821]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2604.335291]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2604.340286]  rescuer_thread+0xf4b/0x1460
[ 2604.344362]  ? worker_thread+0x1990/0x1990
[ 2604.348569]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2604.353556]  ? trace_hardirqs_on+0xd/0x10
[ 2604.357678]  ? finish_task_switch+0x1d3/0x740
[ 2604.362142]  ? finish_task_switch+0x1aa/0x740
[ 2604.366616]  ? copy_overflow+0x20/0x20
[ 2604.370492]  ? __schedule+0x8f3/0x2060
[ 2604.374385]  ? find_held_lock+0x35/0x1d0
[ 2604.378427]  ? find_held_lock+0x35/0x1d0
[ 2604.382469]  ? complete+0x62/0x80
[ 2604.385907]  ? __schedule+0x2060/0x2060
[ 2604.389851]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2604.394143]  ? __lockdep_init_map+0xe4/0x650
[ 2604.398526]  ? do_raw_spin_trylock+0x190/0x190
[ 2604.403081]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2604.408160]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2604.413148]  ? trace_hardirqs_on+0xd/0x10
[ 2604.417265]  ? __kthread_parkme+0x175/0x240
[ 2604.421564]  kthread+0x33c/0x400
[ 2604.424903]  ? worker_thread+0x1990/0x1990
[ 2604.429108]  ? kthread_stop+0x7a0/0x7a0
[ 2604.433057]  ret_from_fork+0x24/0x30
[ 2604.436764] kcompactd0      S27376   679      2 0x80000000
[ 2604.442365] Call Trace:
[ 2604.444926]  __schedule+0x8eb/0x2060
[ 2604.448621]  ? __sched_text_start+0x8/0x8
[ 2604.452739]  ? do_raw_spin_trylock+0x190/0x190
[ 2604.457296]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2604.462371]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2604.467360]  ? trace_hardirqs_on+0xd/0x10
[ 2604.471485]  ? prepare_to_wait_event+0x1dc/0xba0
[ 2604.476219]  ? prepare_to_wait_exclusive+0x530/0x530
[ 2604.481310]  schedule+0xf5/0x430
[ 2604.484651]  ? __schedule+0x2060/0x2060
[ 2604.488603]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2604.494462]  ? dl_cpu_busy+0x370/0x370
[ 2604.498328]  ? __might_sleep+0x95/0x190
[ 2604.502282]  kcompactd+0x4f1/0x790
[ 2604.505801]  ? kcompactd_do_work+0x1060/0x1060
[ 2604.510358]  ? schedule+0xf5/0x430
[ 2604.513874]  ? __schedule+0x2060/0x2060
[ 2604.517817]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2604.522108]  ? __lockdep_init_map+0xe4/0x650
[ 2604.526489]  ? do_raw_spin_trylock+0x190/0x190
[ 2604.531042]  ? lockdep_init_map+0x9/0x10
[ 2604.535073]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2604.540148]  ? prepare_to_wait+0x4d0/0x4d0
[ 2604.544355]  ? trace_hardirqs_on+0xd/0x10
[ 2604.548475]  ? __kthread_parkme+0x175/0x240
[ 2604.552773]  kthread+0x33c/0x400
[ 2604.556111]  ? kcompactd_do_work+0x1060/0x1060
[ 2604.560662]  ? kthread_stop+0x7a0/0x7a0
[ 2604.564610]  ret_from_fork+0x24/0x30
[ 2604.568316] ksmd            S27456   680      2 0x80000000
[ 2604.573918] Call Trace:
[ 2604.576481]  __schedule+0x8eb/0x2060
[ 2604.580176]  ? __sched_text_start+0x8/0x8
[ 2604.584295]  ? do_raw_spin_trylock+0x190/0x190
[ 2604.588854]  ? retint_kernel+0x10/0x10
[ 2604.592717]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2604.597708]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2604.602443]  ? retint_kernel+0x10/0x10
[ 2604.606324]  schedule+0xf5/0x430
[ 2604.609668]  ? __schedule+0x2060/0x2060
[ 2604.613613]  ? trace_hardirqs_on+0xd/0x10
[ 2604.617740]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2604.623598]  ? rcu_note_context_switch+0x710/0x710
[ 2604.628496]  ? dl_cpu_busy+0x370/0x370
[ 2604.632359]  ? __might_sleep+0x95/0x190
[ 2604.636414]  ksm_scan_thread+0x346/0x570
[ 2604.640457]  ? ksm_do_scan+0x6f10/0x6f10
[ 2604.644498]  ? __schedule+0x2060/0x2060
[ 2604.648445]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2604.652741]  ? __lockdep_init_map+0xe4/0x650
[ 2604.657121]  ? do_raw_spin_trylock+0x190/0x190
[ 2604.661675]  ? lockdep_init_map+0x9/0x10
[ 2604.665707]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2604.670782]  ? prepare_to_wait+0x4d0/0x4d0
[ 2604.674990]  ? trace_hardirqs_on+0xd/0x10
[ 2604.679119]  ? __kthread_parkme+0x175/0x240
[ 2604.683417]  kthread+0x33c/0x400
[ 2604.686758]  ? ksm_do_scan+0x6f10/0x6f10
[ 2604.690789]  ? kthread_stop+0x7a0/0x7a0
[ 2604.694739]  ret_from_fork+0x24/0x30
[ 2604.698447] khugepaged      S22864   681      2 0x80000000
[ 2604.704049] Call Trace:
[ 2604.706613]  __schedule+0x8eb/0x2060
[ 2604.710308]  ? __sched_text_start+0x8/0x8
[ 2604.714428]  ? __mod_timer+0x317/0x16e0
[ 2604.718389]  ? trace_event_raw_event_timer_start+0x360/0x360
[ 2604.724157]  ? __debug_object_init+0x235/0x1040
[ 2604.728810]  ? debug_object_fixup+0x30/0x30
[ 2604.733102]  ? do_raw_spin_trylock+0x190/0x190
[ 2604.737662]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2604.742654]  schedule+0xf5/0x430
[ 2604.745990]  ? prepare_to_wait_event+0x1dc/0xba0
[ 2604.750722]  ? __schedule+0x2060/0x2060
[ 2604.754669]  ? prepare_to_wait_exclusive+0x530/0x530
[ 2604.759743]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2604.764914]  ? __lockdep_init_map+0xe4/0x650
[ 2604.769297]  ? lockdep_init_map+0x9/0x10
[ 2604.773329]  ? init_timer_on_stack_key+0xb7/0xe0
[ 2604.778061]  schedule_timeout+0x118/0x230
[ 2604.782179]  ? usleep_range+0x190/0x190
[ 2604.786125]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2604.791979]  ? __next_timer_interrupt+0x150/0x150
[ 2604.796803]  ? __might_sleep+0x95/0x190
[ 2604.800756]  khugepaged_wait_work+0x5d0/0x7c0
[ 2604.805232]  ? trace_event_raw_event_mm_collapse_huge_page_isolate+0x300/0x300
[ 2604.812652]  ? check_noncircular+0x20/0x20
[ 2604.816862]  ? sighand_ctor+0x50/0x50
[ 2604.820634]  ? do_raw_spin_trylock+0x190/0x190
[ 2604.825188]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2604.830271]  ? check_noncircular+0x20/0x20
[ 2604.834482]  ? lock_acquire+0x1d5/0x580
[ 2604.838433]  ? find_held_lock+0x35/0x1d0
[ 2604.842476]  ? khugepaged+0xec4/0x1400
[ 2604.846336]  ? lock_downgrade+0x980/0x980
[ 2604.850452]  ? __lock_is_held+0xb6/0x140
[ 2604.854487]  ? prepare_to_wait+0x4d0/0x4d0
[ 2604.858702]  ? do_raw_spin_trylock+0x190/0x190
[ 2604.863257]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2604.869111]  ? vmacache_update+0x74/0x130
[ 2604.873241]  khugepaged+0x5c7/0x1400
[ 2604.876950]  ? khugepaged_scan_pmd+0x1370/0x1370
[ 2604.881674]  ? finish_task_switch+0x1d3/0x740
[ 2604.886136]  ? finish_task_switch+0x1aa/0x740
[ 2604.890639]  ? __sched_text_start+0x8/0x8
[ 2604.894774]  ? find_held_lock+0x35/0x1d0
[ 2604.898815]  ? find_held_lock+0x35/0x1d0
[ 2604.902863]  ? complete+0x62/0x80
[ 2604.906292]  ? schedule+0xf5/0x430
[ 2604.909806]  ? __schedule+0x2060/0x2060
[ 2604.913753]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2604.918043]  ? __lockdep_init_map+0xe4/0x650
[ 2604.922428]  ? do_raw_spin_trylock+0x190/0x190
[ 2604.926980]  ? lockdep_init_map+0x9/0x10
[ 2604.931017]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2604.936097]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2604.941083]  ? trace_hardirqs_on+0xd/0x10
[ 2604.945202]  ? __kthread_parkme+0x175/0x240
[ 2604.949500]  kthread+0x33c/0x400
[ 2604.952839]  ? khugepaged_scan_pmd+0x1370/0x1370
[ 2604.957562]  ? kthread_stop+0x7a0/0x7a0
[ 2604.961517]  ret_from_fork+0x24/0x30
[ 2604.965225] crypto          I27688   682      2 0x80000000
[ 2604.970838] Call Trace:
[ 2604.973400]  __schedule+0x8eb/0x2060
[ 2604.977098]  ? __sched_text_start+0x8/0x8
[ 2604.981216]  ? check_noncircular+0x20/0x20
[ 2604.985425]  ? find_held_lock+0x35/0x1d0
[ 2604.989469]  ? set_user_nice+0x4fb/0x890
[ 2604.993503]  ? lock_downgrade+0x980/0x980
[ 2604.997647]  schedule+0xf5/0x430
[ 2605.000985]  ? lock_downgrade+0x980/0x980
[ 2605.005119]  ? __schedule+0x2060/0x2060
[ 2605.009065]  ? lock_release+0xa40/0xa40
[ 2605.013010]  ? set_user_nice+0x4fb/0x890
[ 2605.017048]  ? do_raw_spin_trylock+0x190/0x190
[ 2605.021600]  ? resched_curr+0x1a0/0x1a0
[ 2605.025545]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2605.030018]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2605.035018]  rescuer_thread+0xf4b/0x1460
[ 2605.039068]  ? lock_downgrade+0x980/0x980
[ 2605.043201]  ? do_raw_spin_trylock+0x190/0x190
[ 2605.047756]  ? worker_thread+0x1990/0x1990
[ 2605.051961]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2605.056947]  ? trace_hardirqs_on+0xd/0x10
[ 2605.061064]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2605.065531]  ? finish_task_switch+0x1d3/0x740
[ 2605.069994]  ? finish_task_switch+0x1aa/0x740
[ 2605.074470]  ? copy_overflow+0x20/0x20
[ 2605.078343]  ? __schedule+0x8f3/0x2060
[ 2605.082213]  ? __sched_text_start+0x8/0x8
[ 2605.086350]  ? find_held_lock+0x35/0x1d0
[ 2605.090394]  ? find_held_lock+0x35/0x1d0
[ 2605.094436]  ? complete+0x62/0x80
[ 2605.097872]  ? __schedule+0x2060/0x2060
[ 2605.101816]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2605.106107]  ? __lockdep_init_map+0xe4/0x650
[ 2605.110487]  ? do_raw_spin_trylock+0x190/0x190
[ 2605.115040]  ? lockdep_init_map+0x9/0x10
[ 2605.119074]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2605.124150]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2605.129139]  ? trace_hardirqs_on+0xd/0x10
[ 2605.133258]  ? __kthread_parkme+0x175/0x240
[ 2605.137556]  kthread+0x33c/0x400
[ 2605.140895]  ? worker_thread+0x1990/0x1990
[ 2605.145098]  ? kthread_stop+0x7a0/0x7a0
[ 2605.149045]  ret_from_fork+0x24/0x30
[ 2605.152750] kintegrityd     I27688   683      2 0x80000000
[ 2605.158359] Call Trace:
[ 2605.160920]  __schedule+0x8eb/0x2060
[ 2605.164619]  ? __sched_text_start+0x8/0x8
[ 2605.168737]  ? check_noncircular+0x20/0x20
[ 2605.172945]  ? find_held_lock+0x35/0x1d0
[ 2605.176989]  ? set_user_nice+0x4fb/0x890
[ 2605.181029]  ? lock_downgrade+0x980/0x980
[ 2605.185170]  schedule+0xf5/0x430
[ 2605.188509]  ? lock_downgrade+0x980/0x980
[ 2605.192628]  ? __schedule+0x2060/0x2060
[ 2605.196577]  ? lock_release+0xa40/0xa40
[ 2605.200522]  ? set_user_nice+0x4fb/0x890
[ 2605.204561]  ? do_raw_spin_trylock+0x190/0x190
[ 2605.209114]  ? resched_curr+0x1a0/0x1a0
[ 2605.213057]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2605.217525]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2605.222520]  rescuer_thread+0xf4b/0x1460
[ 2605.226572]  ? lock_downgrade+0x980/0x980
[ 2605.230706]  ? do_raw_spin_trylock+0x190/0x190
[ 2605.235261]  ? worker_thread+0x1990/0x1990
[ 2605.239467]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2605.244453]  ? trace_hardirqs_on+0xd/0x10
[ 2605.248570]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2605.253034]  ? finish_task_switch+0x1d3/0x740
[ 2605.257497]  ? finish_task_switch+0x1aa/0x740
[ 2605.261968]  ? copy_overflow+0x20/0x20
[ 2605.265843]  ? __schedule+0x8f3/0x2060
[ 2605.269712]  ? __sched_text_start+0x8/0x8
[ 2605.273848]  ? find_held_lock+0x35/0x1d0
[ 2605.277890]  ? find_held_lock+0x35/0x1d0
[ 2605.281932]  ? complete+0x62/0x80
[ 2605.285371]  ? __schedule+0x2060/0x2060
[ 2605.289317]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2605.293608]  ? __lockdep_init_map+0xe4/0x650
[ 2605.297989]  ? do_raw_spin_trylock+0x190/0x190
[ 2605.302543]  ? lockdep_init_map+0x9/0x10
[ 2605.306573]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2605.311650]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2605.316639]  ? trace_hardirqs_on+0xd/0x10
[ 2605.320759]  ? __kthread_parkme+0x175/0x240
[ 2605.325055]  kthread+0x33c/0x400
[ 2605.328396]  ? worker_thread+0x1990/0x1990
[ 2605.332599]  ? kthread_stop+0x7a0/0x7a0
[ 2605.336549]  ret_from_fork+0x24/0x30
[ 2605.340254] kblockd         I27688   685      2 0x80000000
[ 2605.345863] Call Trace:
[ 2605.348425]  __schedule+0x8eb/0x2060
[ 2605.352122]  ? __sched_text_start+0x8/0x8
[ 2605.356242]  ? check_noncircular+0x20/0x20
[ 2605.360453]  ? find_held_lock+0x35/0x1d0
[ 2605.364496]  ? set_user_nice+0x4fb/0x890
[ 2605.368532]  ? lock_downgrade+0x980/0x980
[ 2605.372676]  schedule+0xf5/0x430
[ 2605.376021]  ? lock_downgrade+0x980/0x980
[ 2605.380149]  ? __schedule+0x2060/0x2060
[ 2605.384096]  ? lock_release+0xa40/0xa40
[ 2605.388042]  ? set_user_nice+0x4fb/0x890
[ 2605.392081]  ? do_raw_spin_trylock+0x190/0x190
[ 2605.396634]  ? resched_curr+0x1a0/0x1a0
[ 2605.400576]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2605.405046]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2605.410042]  rescuer_thread+0xf4b/0x1460
[ 2605.414094]  ? lock_downgrade+0x980/0x980
[ 2605.418231]  ? do_raw_spin_trylock+0x190/0x190
[ 2605.422790]  ? worker_thread+0x1990/0x1990
[ 2605.427000]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2605.431992]  ? trace_hardirqs_on+0xd/0x10
[ 2605.436111]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2605.440576]  ? finish_task_switch+0x1d3/0x740
[ 2605.445040]  ? finish_task_switch+0x1aa/0x740
[ 2605.449513]  ? copy_overflow+0x20/0x20
[ 2605.453385]  ? __schedule+0x8f3/0x2060
[ 2605.457253]  ? __sched_text_start+0x8/0x8
[ 2605.461391]  ? find_held_lock+0x35/0x1d0
[ 2605.465436]  ? find_held_lock+0x35/0x1d0
[ 2605.469479]  ? complete+0x62/0x80
[ 2605.473378]  ? __schedule+0x2060/0x2060
[ 2605.477324]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2605.481617]  ? __lockdep_init_map+0xe4/0x650
[ 2605.485998]  ? do_raw_spin_trylock+0x190/0x190
[ 2605.490555]  ? lockdep_init_map+0x9/0x10
[ 2605.494586]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2605.499662]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2605.504658]  ? trace_hardirqs_on+0xd/0x10
[ 2605.508779]  ? __kthread_parkme+0x175/0x240
[ 2605.513076]  kthread+0x33c/0x400
[ 2605.516415]  ? worker_thread+0x1990/0x1990
[ 2605.520617]  ? kthread_stop+0x7a0/0x7a0
[ 2605.524568]  ret_from_fork+0x24/0x30
[ 2605.528275] ata_sff         I25552   763      2 0x80000000
[ 2605.533885] Call Trace:
[ 2605.536449]  __schedule+0x8eb/0x2060
[ 2605.540147]  ? __sched_text_start+0x8/0x8
[ 2605.544267]  ? check_noncircular+0x20/0x20
[ 2605.548475]  ? find_held_lock+0x35/0x1d0
[ 2605.552520]  ? set_user_nice+0x4fb/0x890
[ 2605.556553]  ? lock_downgrade+0x980/0x980
[ 2605.560694]  schedule+0xf5/0x430
[ 2605.564032]  ? lock_downgrade+0x980/0x980
[ 2605.568150]  ? __schedule+0x2060/0x2060
[ 2605.572095]  ? lock_release+0xa40/0xa40
[ 2605.576042]  ? set_user_nice+0x4fb/0x890
[ 2605.580077]  ? do_raw_spin_trylock+0x190/0x190
[ 2605.584628]  ? resched_curr+0x1a0/0x1a0
[ 2605.588571]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2605.593038]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2605.598036]  rescuer_thread+0xf4b/0x1460
[ 2605.602087]  ? lock_downgrade+0x980/0x980
[ 2605.606210]  ? load_balance+0x34c0/0x34c0
[ 2605.610340]  ? do_raw_spin_trylock+0x190/0x190
[ 2605.614897]  ? worker_thread+0x1990/0x1990
[ 2605.619102]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2605.624089]  ? trace_hardirqs_on+0xd/0x10
[ 2605.628208]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2605.632673]  ? finish_task_switch+0x1d3/0x740
[ 2605.637137]  ? finish_task_switch+0x1aa/0x740
[ 2605.641607]  ? copy_overflow+0x20/0x20
[ 2605.645481]  ? __schedule+0x8f3/0x2060
[ 2605.649359]  ? __sched_text_start+0x8/0x8
[ 2605.653480]  ? find_held_lock+0x35/0x1d0
[ 2605.657521]  ? find_held_lock+0x35/0x1d0
[ 2605.661563]  ? find_held_lock+0x35/0x1d0
[ 2605.665604]  ? complete+0x62/0x80
[ 2605.669042]  ? __schedule+0x2060/0x2060
[ 2605.672984]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2605.677275]  ? __lockdep_init_map+0xe4/0x650
[ 2605.681658]  ? do_raw_spin_trylock+0x190/0x190
[ 2605.686212]  ? lockdep_init_map+0x9/0x10
[ 2605.690244]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2605.695321]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2605.700311]  ? trace_hardirqs_on+0xd/0x10
[ 2605.704431]  ? __kthread_parkme+0x175/0x240
[ 2605.708728]  kthread+0x33c/0x400
[ 2605.712066]  ? worker_thread+0x1990/0x1990
[ 2605.716267]  ? kthread_stop+0x7a0/0x7a0
[ 2605.720214]  ret_from_fork+0x24/0x30
[ 2605.723919] md              I27688   784      2 0x80000000
[ 2605.729526] Call Trace:
[ 2605.732088]  __schedule+0x8eb/0x2060
[ 2605.735784]  ? __sched_text_start+0x8/0x8
[ 2605.739905]  ? check_noncircular+0x20/0x20
[ 2605.744115]  ? find_held_lock+0x35/0x1d0
[ 2605.748157]  ? set_user_nice+0x4fb/0x890
[ 2605.752190]  ? lock_downgrade+0x980/0x980
[ 2605.756331]  schedule+0xf5/0x430
[ 2605.759676]  ? lock_downgrade+0x980/0x980
[ 2605.763796]  ? __schedule+0x2060/0x2060
[ 2605.767744]  ? lock_release+0xa40/0xa40
[ 2605.771690]  ? set_user_nice+0x4fb/0x890
[ 2605.775726]  ? do_raw_spin_trylock+0x190/0x190
[ 2605.780279]  ? resched_curr+0x1a0/0x1a0
[ 2605.784221]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2605.788689]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2605.793684]  rescuer_thread+0xf4b/0x1460
[ 2605.797733]  ? lock_downgrade+0x980/0x980
[ 2605.801870]  ? do_raw_spin_trylock+0x190/0x190
[ 2605.806426]  ? worker_thread+0x1990/0x1990
[ 2605.810634]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2605.815625]  ? trace_hardirqs_on+0xd/0x10
[ 2605.819743]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2605.824211]  ? finish_task_switch+0x1d3/0x740
[ 2605.828673]  ? finish_task_switch+0x1aa/0x740
[ 2605.833143]  ? copy_overflow+0x20/0x20
[ 2605.837024]  ? __schedule+0x8f3/0x2060
[ 2605.840892]  ? __sched_text_start+0x8/0x8
[ 2605.845021]  ? find_held_lock+0x35/0x1d0
[ 2605.849061]  ? find_held_lock+0x35/0x1d0
[ 2605.853104]  ? find_held_lock+0x35/0x1d0
[ 2605.857146]  ? complete+0x62/0x80
[ 2605.860581]  ? __schedule+0x2060/0x2060
[ 2605.864523]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2605.868815]  ? __lockdep_init_map+0xe4/0x650
[ 2605.873198]  ? do_raw_spin_trylock+0x190/0x190
[ 2605.877752]  ? lockdep_init_map+0x9/0x10
[ 2605.881785]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2605.886861]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2605.891849]  ? trace_hardirqs_on+0xd/0x10
[ 2605.895969]  ? __kthread_parkme+0x175/0x240
[ 2605.900278]  kthread+0x33c/0x400
[ 2605.903614]  ? worker_thread+0x1990/0x1990
[ 2605.907818]  ? kthread_stop+0x7a0/0x7a0
[ 2605.911768]  ret_from_fork+0x24/0x30
[ 2605.915474] edac-poller     I27688   787      2 0x80000000
[ 2605.921086] Call Trace:
[ 2605.923649]  __schedule+0x8eb/0x2060
[ 2605.927346]  ? __sched_text_start+0x8/0x8
[ 2605.931467]  ? check_noncircular+0x20/0x20
[ 2605.935675]  ? find_held_lock+0x35/0x1d0
[ 2605.939717]  ? set_user_nice+0x4fb/0x890
[ 2605.943752]  ? lock_downgrade+0x980/0x980
[ 2605.947895]  schedule+0xf5/0x430
[ 2605.951233]  ? lock_downgrade+0x980/0x980
[ 2605.955354]  ? __schedule+0x2060/0x2060
[ 2605.959302]  ? lock_release+0xa40/0xa40
[ 2605.963249]  ? set_user_nice+0x4fb/0x890
[ 2605.967284]  ? do_raw_spin_trylock+0x190/0x190
[ 2605.971835]  ? resched_curr+0x1a0/0x1a0
[ 2605.975777]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2605.980248]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2605.985243]  rescuer_thread+0xf4b/0x1460
[ 2605.989292]  ? lock_downgrade+0x980/0x980
[ 2605.993412]  ? load_balance+0x34c0/0x34c0
[ 2605.997542]  ? do_raw_spin_trylock+0x190/0x190
[ 2606.002099]  ? worker_thread+0x1990/0x1990
[ 2606.006307]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2606.011296]  ? trace_hardirqs_on+0xd/0x10
[ 2606.015413]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2606.019878]  ? finish_task_switch+0x1d3/0x740
[ 2606.024344]  ? finish_task_switch+0x1aa/0x740
[ 2606.028815]  ? copy_overflow+0x20/0x20
[ 2606.032689]  ? __schedule+0x8f3/0x2060
[ 2606.036559]  ? __sched_text_start+0x8/0x8
[ 2606.040694]  ? find_held_lock+0x35/0x1d0
[ 2606.044738]  ? find_held_lock+0x35/0x1d0
[ 2606.048780]  ? complete+0x62/0x80
[ 2606.052216]  ? __schedule+0x2060/0x2060
[ 2606.056159]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2606.060451]  ? __lockdep_init_map+0xe4/0x650
[ 2606.064832]  ? do_raw_spin_trylock+0x190/0x190
[ 2606.069384]  ? lockdep_init_map+0x9/0x10
[ 2606.073416]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2606.078493]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2606.083481]  ? trace_hardirqs_on+0xd/0x10
[ 2606.087600]  ? __kthread_parkme+0x175/0x240
[ 2606.091897]  kthread+0x33c/0x400
[ 2606.095236]  ? worker_thread+0x1990/0x1990
[ 2606.099439]  ? kthread_stop+0x7a0/0x7a0
[ 2606.103389]  ret_from_fork+0x24/0x30
[ 2606.107103] rpciod          I26400   892      2 0x80000000
[ 2606.112712] Call Trace:
[ 2606.115276]  __schedule+0x8eb/0x2060
[ 2606.118974]  ? __sched_text_start+0x8/0x8
[ 2606.123092]  ? check_noncircular+0x20/0x20
[ 2606.127304]  ? find_held_lock+0x35/0x1d0
[ 2606.131349]  ? set_user_nice+0x4fb/0x890
[ 2606.135381]  ? lock_downgrade+0x980/0x980
[ 2606.139523]  schedule+0xf5/0x430
[ 2606.142860]  ? lock_downgrade+0x980/0x980
[ 2606.146980]  ? __schedule+0x2060/0x2060
[ 2606.150925]  ? lock_release+0xa40/0xa40
[ 2606.154868]  ? set_user_nice+0x4fb/0x890
[ 2606.158902]  ? do_raw_spin_trylock+0x190/0x190
[ 2606.163455]  ? resched_curr+0x1a0/0x1a0
[ 2606.167401]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2606.171868]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2606.176861]  rescuer_thread+0xf4b/0x1460
[ 2606.180910]  ? lock_downgrade+0x980/0x980
[ 2606.185045]  ? do_raw_spin_trylock+0x190/0x190
[ 2606.189602]  ? worker_thread+0x1990/0x1990
[ 2606.193809]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2606.198795]  ? trace_hardirqs_on+0xd/0x10
[ 2606.202915]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2606.207383]  ? finish_task_switch+0x1d3/0x740
[ 2606.211847]  ? finish_task_switch+0x1aa/0x740
[ 2606.216319]  ? copy_overflow+0x20/0x20
[ 2606.220194]  ? __schedule+0x8f3/0x2060
[ 2606.224061]  ? __sched_text_start+0x8/0x8
[ 2606.228197]  ? find_held_lock+0x35/0x1d0
[ 2606.232240]  ? find_held_lock+0x35/0x1d0
[ 2606.236285]  ? complete+0x62/0x80
[ 2606.239723]  ? __schedule+0x2060/0x2060
[ 2606.243668]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2606.247960]  ? __lockdep_init_map+0xe4/0x650
[ 2606.252341]  ? do_raw_spin_trylock+0x190/0x190
[ 2606.256893]  ? lockdep_init_map+0x9/0x10
[ 2606.260925]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2606.266001]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2606.270992]  ? trace_hardirqs_on+0xd/0x10
[ 2606.275112]  ? __kthread_parkme+0x175/0x240
[ 2606.279409]  kthread+0x33c/0x400
[ 2606.282744]  ? worker_thread+0x1990/0x1990
[ 2606.286948]  ? kthread_stop+0x7a0/0x7a0
[ 2606.290896]  ret_from_fork+0x24/0x30
[ 2606.294600] xprtiod         I26400   893      2 0x80000000
[ 2606.300210] Call Trace:
[ 2606.302776]  __schedule+0x8eb/0x2060
[ 2606.306473]  ? __sched_text_start+0x8/0x8
[ 2606.310594]  ? check_noncircular+0x20/0x20
[ 2606.314810]  ? find_held_lock+0x35/0x1d0
[ 2606.318862]  ? set_user_nice+0x4fb/0x890
[ 2606.322895]  ? lock_downgrade+0x980/0x980
[ 2606.327044]  schedule+0xf5/0x430
[ 2606.330383]  ? lock_downgrade+0x980/0x980
[ 2606.334501]  ? __schedule+0x2060/0x2060
[ 2606.338448]  ? lock_release+0xa40/0xa40
[ 2606.342394]  ? set_user_nice+0x4fb/0x890
[ 2606.346429]  ? do_raw_spin_trylock+0x190/0x190
[ 2606.350982]  ? resched_curr+0x1a0/0x1a0
[ 2606.354927]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2606.359396]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2606.364391]  rescuer_thread+0xf4b/0x1460
[ 2606.368442]  ? lock_downgrade+0x980/0x980
[ 2606.372577]  ? do_raw_spin_trylock+0x190/0x190
[ 2606.377133]  ? worker_thread+0x1990/0x1990
[ 2606.381340]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2606.386328]  ? trace_hardirqs_on+0xd/0x10
[ 2606.390448]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2606.394914]  ? finish_task_switch+0x1d3/0x740
[ 2606.399377]  ? finish_task_switch+0x1aa/0x740
[ 2606.403848]  ? copy_overflow+0x20/0x20
[ 2606.407723]  ? __schedule+0x8f3/0x2060
[ 2606.411592]  ? __sched_text_start+0x8/0x8
[ 2606.415730]  ? find_held_lock+0x35/0x1d0
[ 2606.419779]  ? find_held_lock+0x35/0x1d0
[ 2606.423821]  ? complete+0x62/0x80
[ 2606.427260]  ? __schedule+0x2060/0x2060
[ 2606.431203]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2606.435493]  ? __lockdep_init_map+0xe4/0x650
[ 2606.439874]  ? do_raw_spin_trylock+0x190/0x190
[ 2606.444428]  ? lockdep_init_map+0x9/0x10
[ 2606.448459]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2606.453537]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2606.458524]  ? trace_hardirqs_on+0xd/0x10
[ 2606.462642]  ? __kthread_parkme+0x175/0x240
[ 2606.466940]  kthread+0x33c/0x400
[ 2606.470281]  ? worker_thread+0x1990/0x1990
[ 2606.474483]  ? kthread_stop+0x7a0/0x7a0
[ 2606.478432]  ret_from_fork+0x24/0x30
[ 2606.482141] cfg80211        I26400   896      2 0x80000000
[ 2606.487753] Call Trace:
[ 2606.490317]  __schedule+0x8eb/0x2060
[ 2606.494017]  ? __sched_text_start+0x8/0x8
[ 2606.498139]  ? check_noncircular+0x20/0x20
[ 2606.502351]  ? find_held_lock+0x35/0x1d0
[ 2606.506396]  ? set_user_nice+0x4fb/0x890
[ 2606.510431]  ? lock_downgrade+0x980/0x980
[ 2606.514571]  schedule+0xf5/0x430
[ 2606.517908]  ? lock_downgrade+0x980/0x980
[ 2606.522028]  ? __schedule+0x2060/0x2060
[ 2606.525974]  ? lock_release+0xa40/0xa40
[ 2606.529920]  ? set_user_nice+0x4fb/0x890
[ 2606.533956]  ? do_raw_spin_trylock+0x190/0x190
[ 2606.538510]  ? resched_curr+0x1a0/0x1a0
[ 2606.542456]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2606.546924]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2606.551919]  rescuer_thread+0xf4b/0x1460
[ 2606.555969]  ? lock_downgrade+0x980/0x980
[ 2606.560104]  ? do_raw_spin_trylock+0x190/0x190
[ 2606.564663]  ? worker_thread+0x1990/0x1990
[ 2606.568868]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2606.573854]  ? trace_hardirqs_on+0xd/0x10
[ 2606.577971]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2606.582440]  ? finish_task_switch+0x1d3/0x740
[ 2606.586904]  ? finish_task_switch+0x1aa/0x740
[ 2606.591377]  ? copy_overflow+0x20/0x20
[ 2606.595254]  ? __schedule+0x8f3/0x2060
[ 2606.599125]  ? __sched_text_start+0x8/0x8
[ 2606.603261]  ? find_held_lock+0x35/0x1d0
[ 2606.607303]  ? find_held_lock+0x35/0x1d0
[ 2606.611347]  ? complete+0x62/0x80
[ 2606.614782]  ? __schedule+0x2060/0x2060
[ 2606.618725]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2606.623020]  ? __lockdep_init_map+0xe4/0x650
[ 2606.627401]  ? do_raw_spin_trylock+0x190/0x190
[ 2606.631955]  ? lockdep_init_map+0x9/0x10
[ 2606.635986]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2606.641066]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2606.646053]  ? trace_hardirqs_on+0xd/0x10
[ 2606.650172]  ? __kthread_parkme+0x175/0x240
[ 2606.654470]  kthread+0x33c/0x400
[ 2606.657806]  ? worker_thread+0x1990/0x1990
[ 2606.662013]  ? kthread_stop+0x7a0/0x7a0
[ 2606.665964]  ret_from_fork+0x24/0x30
[ 2606.669669] kswapd0         S26400  1049      2 0x80000000
[ 2606.675271] Call Trace:
[ 2606.677833]  __schedule+0x8eb/0x2060
[ 2606.681528]  ? __sched_text_start+0x8/0x8
[ 2606.685653]  ? prepare_to_wait+0x192/0x4d0
[ 2606.689859]  ? lock_downgrade+0x980/0x980
[ 2606.693987]  ? zone_watermark_ok_safe+0x12b/0x400
[ 2606.698809]  ? zone_watermark_ok+0x180/0x180
[ 2606.703191]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2606.708270]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2606.713257]  ? trace_hardirqs_on+0xd/0x10
[ 2606.717382]  schedule+0xf5/0x430
[ 2606.720724]  ? __schedule+0x2060/0x2060
[ 2606.724672]  ? _find_next_bit+0xee/0x120
[ 2606.728711]  ? find_next_bit+0x27/0x30
[ 2606.732570]  ? cpumask_next+0x24/0x30
[ 2606.736347]  ? set_pgdat_percpu_threshold+0x17d/0x230
[ 2606.741509]  ? calculate_pressure_threshold+0xc0/0xc0
[ 2606.746678]  kswapd+0x16b1/0x1e60
[ 2606.750128]  ? finish_task_switch+0x4cc/0x740
[ 2606.754601]  ? mem_cgroup_shrink_node+0xa00/0xa00
[ 2606.759430]  ? __schedule+0x8f3/0x2060
[ 2606.763319]  ? find_held_lock+0x35/0x1d0
[ 2606.767364]  ? find_held_lock+0x35/0x1d0
[ 2606.771407]  ? complete+0x62/0x80
[ 2606.774836]  ? schedule+0xf5/0x430
[ 2606.778353]  ? __schedule+0x2060/0x2060
[ 2606.782298]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2606.786592]  ? prepare_to_wait+0x4d0/0x4d0
[ 2606.790796]  ? do_raw_spin_trylock+0x190/0x190
[ 2606.795348]  ? lockdep_init_map+0x9/0x10
[ 2606.799380]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2606.804457]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2606.809445]  ? trace_hardirqs_on+0xd/0x10
[ 2606.813563]  ? __kthread_parkme+0x175/0x240
[ 2606.817863]  kthread+0x33c/0x400
[ 2606.821200]  ? mem_cgroup_shrink_node+0xa00/0xa00
[ 2606.826015]  ? kthread_stop+0x7a0/0x7a0
[ 2606.829964]  ret_from_fork+0x24/0x30
[ 2606.833680] nfsiod          I26400  1050      2 0x80000000
[ 2606.839381] Call Trace:
[ 2606.841945]  __schedule+0x8eb/0x2060
[ 2606.845640]  ? __sched_text_start+0x8/0x8
[ 2606.849759]  ? check_noncircular+0x20/0x20
[ 2606.853967]  ? find_held_lock+0x35/0x1d0
[ 2606.858011]  ? set_user_nice+0x4fb/0x890
[ 2606.862047]  ? lock_downgrade+0x980/0x980
[ 2606.866191]  schedule+0xf5/0x430
[ 2606.869527]  ? lock_downgrade+0x980/0x980
[ 2606.873647]  ? __schedule+0x2060/0x2060
[ 2606.877598]  ? lock_release+0xa40/0xa40
[ 2606.881544]  ? set_user_nice+0x4fb/0x890
[ 2606.885579]  ? do_raw_spin_trylock+0x190/0x190
[ 2606.890131]  ? resched_curr+0x1a0/0x1a0
[ 2606.894075]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2606.898544]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2606.903539]  rescuer_thread+0xf4b/0x1460
[ 2606.907589]  ? lock_downgrade+0x980/0x980
[ 2606.911723]  ? do_raw_spin_trylock+0x190/0x190
[ 2606.916281]  ? worker_thread+0x1990/0x1990
[ 2606.920492]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2606.925481]  ? trace_hardirqs_on+0xd/0x10
[ 2606.929600]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2606.934065]  ? finish_task_switch+0x1d3/0x740
[ 2606.938529]  ? finish_task_switch+0x1aa/0x740
[ 2606.943000]  ? copy_overflow+0x20/0x20
[ 2606.946891]  ? __schedule+0x8f3/0x2060
[ 2606.950762]  ? __sched_text_start+0x8/0x8
[ 2606.954899]  ? find_held_lock+0x35/0x1d0
[ 2606.958941]  ? find_held_lock+0x35/0x1d0
[ 2606.962986]  ? complete+0x62/0x80
[ 2606.966424]  ? __schedule+0x2060/0x2060
[ 2606.970375]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2606.974669]  ? __lockdep_init_map+0xe4/0x650
[ 2606.979049]  ? do_raw_spin_trylock+0x190/0x190
[ 2606.983601]  ? lockdep_init_map+0x9/0x10
[ 2606.987633]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2606.992709]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2606.997699]  ? trace_hardirqs_on+0xd/0x10
[ 2607.001816]  ? __kthread_parkme+0x175/0x240
[ 2607.006115]  kthread+0x33c/0x400
[ 2607.009452]  ? worker_thread+0x1990/0x1990
[ 2607.013671]  ? kthread_stop+0x7a0/0x7a0
[ 2607.017621]  ret_from_fork+0x24/0x30
[ 2607.021328] pencrypt        I26400  1083      2 0x80000000
[ 2607.026937] Call Trace:
[ 2607.029499]  __schedule+0x8eb/0x2060
[ 2607.033194]  ? __sched_text_start+0x8/0x8
[ 2607.037313]  ? check_noncircular+0x20/0x20
[ 2607.041520]  ? find_held_lock+0x35/0x1d0
[ 2607.045561]  ? set_user_nice+0x4fb/0x890
[ 2607.049595]  ? lock_downgrade+0x980/0x980
[ 2607.053737]  schedule+0xf5/0x430
[ 2607.057073]  ? lock_downgrade+0x980/0x980
[ 2607.061192]  ? __schedule+0x2060/0x2060
[ 2607.065136]  ? lock_release+0xa40/0xa40
[ 2607.069083]  ? set_user_nice+0x4fb/0x890
[ 2607.073119]  ? do_raw_spin_trylock+0x190/0x190
[ 2607.077671]  ? resched_curr+0x1a0/0x1a0
[ 2607.081614]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2607.086084]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2607.091079]  rescuer_thread+0xf4b/0x1460
[ 2607.095130]  ? lock_downgrade+0x980/0x980
[ 2607.099264]  ? do_raw_spin_trylock+0x190/0x190
[ 2607.103835]  ? worker_thread+0x1990/0x1990
[ 2607.108041]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2607.113031]  ? trace_hardirqs_on+0xd/0x10
[ 2607.117148]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2607.121613]  ? finish_task_switch+0x1d3/0x740
[ 2607.126074]  ? finish_task_switch+0x1aa/0x740
[ 2607.130546]  ? copy_overflow+0x20/0x20
[ 2607.134419]  ? __schedule+0x8f3/0x2060
[ 2607.138290]  ? __sched_text_start+0x8/0x8
[ 2607.142427]  ? find_held_lock+0x35/0x1d0
[ 2607.146469]  ? find_held_lock+0x35/0x1d0
[ 2607.150511]  ? complete+0x62/0x80
[ 2607.153949]  ? __schedule+0x2060/0x2060
[ 2607.157893]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2607.162184]  ? __lockdep_init_map+0xe4/0x650
[ 2607.166565]  ? do_raw_spin_trylock+0x190/0x190
[ 2607.171119]  ? lockdep_init_map+0x9/0x10
[ 2607.175162]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2607.180237]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2607.185225]  ? trace_hardirqs_on+0xd/0x10
[ 2607.189345]  ? __kthread_parkme+0x175/0x240
[ 2607.193646]  kthread+0x33c/0x400
[ 2607.196981]  ? worker_thread+0x1990/0x1990
[ 2607.201185]  ? kthread_stop+0x7a0/0x7a0
[ 2607.205134]  ret_from_fork+0x24/0x30
[ 2607.208840] pdecrypt        I26400  1085      2 0x80000000
[ 2607.214447] Call Trace:
[ 2607.217016]  __schedule+0x8eb/0x2060
[ 2607.220714]  ? __sched_text_start+0x8/0x8
[ 2607.224833]  ? check_noncircular+0x20/0x20
[ 2607.229041]  ? find_held_lock+0x35/0x1d0
[ 2607.233074]  ? retint_kernel+0x10/0x10
[ 2607.236935]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2607.241923]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2607.246676]  schedule+0xf5/0x430
[ 2607.250020]  ? lock_downgrade+0x980/0x980
[ 2607.254140]  ? __schedule+0x2060/0x2060
[ 2607.258087]  ? lock_release+0xa40/0xa40
[ 2607.262032]  ? set_user_nice+0x4fb/0x890
[ 2607.266069]  ? do_raw_spin_trylock+0x190/0x190
[ 2607.270623]  ? resched_curr+0x1a0/0x1a0
[ 2607.274568]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2607.279038]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2607.284033]  rescuer_thread+0xf4b/0x1460
[ 2607.288082]  ? lock_downgrade+0x980/0x980
[ 2607.292201]  ? load_balance+0x34c0/0x34c0
[ 2607.296331]  ? do_raw_spin_trylock+0x190/0x190
[ 2607.300889]  ? worker_thread+0x1990/0x1990
[ 2607.305098]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2607.310085]  ? trace_hardirqs_on+0xd/0x10
[ 2607.314201]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2607.318666]  ? finish_task_switch+0x1d3/0x740
[ 2607.323130]  ? finish_task_switch+0x1aa/0x740
[ 2607.327603]  ? copy_overflow+0x20/0x20
[ 2607.331476]  ? __schedule+0x8f3/0x2060
[ 2607.335345]  ? __sched_text_start+0x8/0x8
[ 2607.339479]  ? find_held_lock+0x35/0x1d0
[ 2607.343521]  ? find_held_lock+0x35/0x1d0
[ 2607.347562]  ? complete+0x62/0x80
[ 2607.350997]  ? __schedule+0x2060/0x2060
[ 2607.354944]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2607.359236]  ? __lockdep_init_map+0xe4/0x650
[ 2607.363624]  ? do_raw_spin_trylock+0x190/0x190
[ 2607.368181]  ? lockdep_init_map+0x9/0x10
[ 2607.372212]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2607.377293]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2607.382281]  ? trace_hardirqs_on+0xd/0x10
[ 2607.386399]  ? __kthread_parkme+0x175/0x240
[ 2607.390695]  kthread+0x33c/0x400
[ 2607.394032]  ? worker_thread+0x1990/0x1990
[ 2607.398237]  ? kthread_stop+0x7a0/0x7a0
[ 2607.402188]  ret_from_fork+0x24/0x30
[ 2607.405895] kthrotld        I26400  1152      2 0x80000000
[ 2607.411506] Call Trace:
[ 2607.414069]  __schedule+0x8eb/0x2060
[ 2607.417767]  ? __sched_text_start+0x8/0x8
[ 2607.421888]  ? check_noncircular+0x20/0x20
[ 2607.426098]  ? find_held_lock+0x35/0x1d0
[ 2607.430142]  ? set_user_nice+0x4fb/0x890
[ 2607.434177]  ? lock_downgrade+0x980/0x980
[ 2607.438319]  schedule+0xf5/0x430
[ 2607.441658]  ? lock_downgrade+0x980/0x980
[ 2607.445777]  ? __schedule+0x2060/0x2060
[ 2607.449725]  ? lock_release+0xa40/0xa40
[ 2607.453671]  ? set_user_nice+0x4fb/0x890
[ 2607.457707]  ? do_raw_spin_trylock+0x190/0x190
[ 2607.462261]  ? resched_curr+0x1a0/0x1a0
[ 2607.466207]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2607.470677]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2607.476082]  rescuer_thread+0xf4b/0x1460
[ 2607.480132]  ? lock_downgrade+0x980/0x980
[ 2607.484264]  ? do_raw_spin_trylock+0x190/0x190
[ 2607.488821]  ? worker_thread+0x1990/0x1990
[ 2607.493030]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2607.498026]  ? trace_hardirqs_on+0xd/0x10
[ 2607.502149]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2607.506613]  ? finish_task_switch+0x1d3/0x740
[ 2607.511083]  ? finish_task_switch+0x1aa/0x740
[ 2607.515554]  ? copy_overflow+0x20/0x20
[ 2607.519428]  ? __schedule+0x8f3/0x2060
[ 2607.523299]  ? __sched_text_start+0x8/0x8
[ 2607.527435]  ? find_held_lock+0x35/0x1d0
[ 2607.531477]  ? find_held_lock+0x35/0x1d0
[ 2607.535520]  ? complete+0x62/0x80
[ 2607.538955]  ? __schedule+0x2060/0x2060
[ 2607.542900]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2607.547191]  ? __lockdep_init_map+0xe4/0x650
[ 2607.551571]  ? do_raw_spin_trylock+0x190/0x190
[ 2607.556125]  ? lockdep_init_map+0x9/0x10
[ 2607.560157]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2607.565233]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2607.570223]  ? trace_hardirqs_on+0xd/0x10
[ 2607.574340]  ? __kthread_parkme+0x175/0x240
[ 2607.578637]  kthread+0x33c/0x400
[ 2607.581975]  ? worker_thread+0x1990/0x1990
[ 2607.586177]  ? kthread_stop+0x7a0/0x7a0
[ 2607.590130]  ret_from_fork+0x24/0x30
[ 2607.593838] acpi_thermal_pm I26400  1174      2 0x80000000
[ 2607.599455] Call Trace:
[ 2607.602025]  __schedule+0x8eb/0x2060
[ 2607.605722]  ? __sched_text_start+0x8/0x8
[ 2607.609839]  ? check_noncircular+0x20/0x20
[ 2607.614046]  ? find_held_lock+0x35/0x1d0
[ 2607.618087]  ? set_user_nice+0x4fb/0x890
[ 2607.622122]  ? lock_downgrade+0x980/0x980
[ 2607.626266]  schedule+0xf5/0x430
[ 2607.629608]  ? lock_downgrade+0x980/0x980
[ 2607.633726]  ? __schedule+0x2060/0x2060
[ 2607.637672]  ? lock_release+0xa40/0xa40
[ 2607.641620]  ? set_user_nice+0x4fb/0x890
[ 2607.645657]  ? do_raw_spin_trylock+0x190/0x190
[ 2607.650210]  ? resched_curr+0x1a0/0x1a0
[ 2607.654154]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2607.658625]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2607.663620]  rescuer_thread+0xf4b/0x1460
[ 2607.667655]  ? do_raw_spin_trylock+0x190/0x190
[ 2607.672210]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2607.677290]  ? trace_hardirqs_on+0xd/0x10
[ 2607.681420]  ? __free_pages+0xd8/0x150
[ 2607.685281]  ? free_unref_page+0x9e0/0x9e0
[ 2607.689487]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2607.694476]  ? worker_thread+0x1990/0x1990
[ 2607.698682]  ? account_kernel_stack+0x155/0x1f0
[ 2607.703327]  ? put_task_stack+0x116/0x270
[ 2607.707448]  ? finish_task_switch+0x4cc/0x740
[ 2607.711917]  ? copy_overflow+0x20/0x20
[ 2607.715791]  ? __schedule+0x8f3/0x2060
[ 2607.719666]  ? __sched_text_start+0x8/0x8
[ 2607.723783]  ? lock_downgrade+0x980/0x980
[ 2607.727907]  ? lock_release+0xa40/0xa40
[ 2607.731860]  ? find_held_lock+0x35/0x1d0
[ 2607.735903]  ? find_held_lock+0x35/0x1d0
[ 2607.739945]  ? complete+0x62/0x80
[ 2607.743380]  ? __schedule+0x2060/0x2060
[ 2607.747323]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2607.751618]  ? __lockdep_init_map+0xe4/0x650
[ 2607.756000]  ? do_raw_spin_trylock+0x190/0x190
[ 2607.760556]  ? lockdep_init_map+0x9/0x10
[ 2607.764588]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2607.769668]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2607.774656]  ? trace_hardirqs_on+0xd/0x10
[ 2607.778774]  ? __kthread_parkme+0x175/0x240
[ 2607.783071]  kthread+0x33c/0x400
[ 2607.786409]  ? worker_thread+0x1990/0x1990
[ 2607.790611]  ? kthread_stop+0x7a0/0x7a0
[ 2607.794561]  ret_from_fork+0x24/0x30
[ 2607.798269] kworker/0:1H    I21136  1240      2 0x80000000
[ 2607.803878] Call Trace:
[ 2607.806440]  __schedule+0x8eb/0x2060
[ 2607.810136]  ? __sched_text_start+0x8/0x8
[ 2607.814257]  ? check_noncircular+0x20/0x20
[ 2607.818464]  ? retint_kernel+0x10/0x10
[ 2607.822324]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2607.827316]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2607.832076]  schedule+0xf5/0x430
[ 2607.835418]  ? lock_downgrade+0x980/0x980
[ 2607.839537]  ? __schedule+0x2060/0x2060
[ 2607.843485]  ? lock_release+0xa40/0xa40
[ 2607.847432]  ? worker_pool_assign_id+0x1b0/0x1b0
[ 2607.852163]  ? do_raw_spin_trylock+0x190/0x190
[ 2607.856717]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2607.861186]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2607.866181]  worker_thread+0x492/0x1990
[ 2607.870156]  ? process_one_work+0x1b10/0x1b10
[ 2607.874627]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2607.879097]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2607.884084]  ? trace_hardirqs_on+0xd/0x10
[ 2607.888205]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2607.892671]  ? finish_task_switch+0x1d3/0x740
[ 2607.897136]  ? finish_task_switch+0x1aa/0x740
[ 2607.901607]  ? copy_overflow+0x20/0x20
[ 2607.905481]  ? __schedule+0x8f3/0x2060
[ 2607.909371]  ? find_held_lock+0x35/0x1d0
[ 2607.913413]  ? find_held_lock+0x35/0x1d0
[ 2607.917458]  ? complete+0x62/0x80
[ 2607.920893]  ? __schedule+0x2060/0x2060
[ 2607.924835]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2607.929126]  ? __lockdep_init_map+0xe4/0x650
[ 2607.933507]  ? do_raw_spin_trylock+0x190/0x190
[ 2607.938061]  ? lockdep_init_map+0x9/0x10
[ 2607.942096]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2607.947175]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2607.952163]  ? trace_hardirqs_on+0xd/0x10
[ 2607.956291]  ? __kthread_parkme+0x175/0x240
[ 2607.960593]  kthread+0x33c/0x400
[ 2607.963932]  ? process_one_work+0x1b10/0x1b10
[ 2607.968394]  ? kthread_stop+0x7a0/0x7a0
[ 2607.972341]  ret_from_fork+0x24/0x30
[ 2607.976052] kworker/1:1H    I20416  1241      2 0x80000000
[ 2607.981663] Call Trace:
[ 2607.984228]  __schedule+0x8eb/0x2060
[ 2607.987925]  ? __sched_text_start+0x8/0x8
[ 2607.992042]  ? check_noncircular+0x20/0x20
[ 2607.996249]  ? retint_kernel+0x10/0x10
[ 2608.000111]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2608.005104]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2608.009865]  schedule+0xf5/0x430
[ 2608.013210]  ? lock_downgrade+0x980/0x980
[ 2608.017327]  ? __schedule+0x2060/0x2060
[ 2608.021281]  ? lock_release+0xa40/0xa40
[ 2608.025231]  ? worker_pool_assign_id+0x1b0/0x1b0
[ 2608.029958]  ? do_raw_spin_trylock+0x190/0x190
[ 2608.034513]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2608.038980]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2608.043973]  worker_thread+0x492/0x1990
[ 2608.047945]  ? process_one_work+0x1b10/0x1b10
[ 2608.052415]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2608.056883]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2608.061872]  ? trace_hardirqs_on+0xd/0x10
[ 2608.065991]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2608.070457]  ? finish_task_switch+0x1d3/0x740
[ 2608.074920]  ? finish_task_switch+0x1aa/0x740
[ 2608.079390]  ? copy_overflow+0x20/0x20
[ 2608.083265]  ? __schedule+0x8f3/0x2060
[ 2608.087154]  ? find_held_lock+0x35/0x1d0
[ 2608.091199]  ? find_held_lock+0x35/0x1d0
[ 2608.095243]  ? complete+0x62/0x80
[ 2608.098679]  ? __schedule+0x2060/0x2060
[ 2608.102623]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2608.106915]  ? __lockdep_init_map+0xe4/0x650
[ 2608.111298]  ? do_raw_spin_trylock+0x190/0x190
[ 2608.115849]  ? lockdep_init_map+0x9/0x10
[ 2608.119880]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2608.124956]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2608.129943]  ? trace_hardirqs_on+0xd/0x10
[ 2608.134061]  ? __kthread_parkme+0x175/0x240
[ 2608.138362]  kthread+0x33c/0x400
[ 2608.141699]  ? process_one_work+0x1b10/0x1b10
[ 2608.146163]  ? kthread_stop+0x7a0/0x7a0
[ 2608.150113]  ret_from_fork+0x24/0x30
[ 2608.153820] scsi_eh_0       S27248  1249      2 0x80000000
[ 2608.159420] Call Trace:
[ 2608.161981]  __schedule+0x8eb/0x2060
[ 2608.165677]  ? __sched_text_start+0x8/0x8
[ 2608.169800]  ? lock_release+0xa40/0xa40
[ 2608.173743]  ? compat_start_thread+0x80/0x80
[ 2608.178126]  ? do_raw_spin_trylock+0x190/0x190
[ 2608.182681]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2608.187151]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2608.192141]  ? trace_hardirqs_on+0xd/0x10
[ 2608.196258]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2608.200724]  ? finish_task_switch+0x1d3/0x740
[ 2608.205192]  ? finish_task_switch+0x1aa/0x740
[ 2608.209665]  ? copy_overflow+0x20/0x20
[ 2608.213529]  schedule+0xf5/0x430
[ 2608.216871]  ? __schedule+0x2060/0x2060
[ 2608.220819]  ? __schedule+0x8f3/0x2060
[ 2608.224688]  ? __sched_text_start+0x8/0x8
[ 2608.228824]  scsi_error_handler+0x50b/0x1160
[ 2608.233217]  ? scsi_eh_get_sense+0x7c0/0x7c0
[ 2608.237607]  ? complete+0x62/0x80
[ 2608.241038]  ? schedule+0xf5/0x430
[ 2608.244554]  ? __schedule+0x2060/0x2060
[ 2608.248501]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2608.252793]  ? __lockdep_init_map+0xe4/0x650
[ 2608.257175]  ? do_raw_spin_trylock+0x190/0x190
[ 2608.261814]  ? lockdep_init_map+0x9/0x10
[ 2608.265845]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2608.270921]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2608.275909]  ? trace_hardirqs_on+0xd/0x10
[ 2608.280030]  ? __kthread_parkme+0x175/0x240
[ 2608.284330]  kthread+0x33c/0x400
[ 2608.287665]  ? scsi_eh_get_sense+0x7c0/0x7c0
[ 2608.292043]  ? kthread_stop+0x7a0/0x7a0
[ 2608.295994]  ret_from_fork+0x24/0x30
[ 2608.299702] scsi_tmf_0      I26400  1250      2 0x80000000
[ 2608.305309] Call Trace:
[ 2608.307872]  __schedule+0x8eb/0x2060
[ 2608.311572]  ? __sched_text_start+0x8/0x8
[ 2608.315691]  ? check_noncircular+0x20/0x20
[ 2608.319900]  ? find_held_lock+0x35/0x1d0
[ 2608.323942]  ? set_user_nice+0x4fb/0x890
[ 2608.327974]  ? lock_downgrade+0x980/0x980
[ 2608.332116]  schedule+0xf5/0x430
[ 2608.335455]  ? lock_downgrade+0x980/0x980
[ 2608.339576]  ? __schedule+0x2060/0x2060
[ 2608.343523]  ? lock_release+0xa40/0xa40
[ 2608.347467]  ? set_user_nice+0x4fb/0x890
[ 2608.351511]  ? do_raw_spin_trylock+0x190/0x190
[ 2608.356066]  ? resched_curr+0x1a0/0x1a0
[ 2608.360014]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2608.364484]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2608.369480]  rescuer_thread+0xf4b/0x1460
[ 2608.373530]  ? lock_downgrade+0x980/0x980
[ 2608.377666]  ? do_raw_spin_trylock+0x190/0x190
[ 2608.382223]  ? worker_thread+0x1990/0x1990
[ 2608.386428]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2608.391416]  ? trace_hardirqs_on+0xd/0x10
[ 2608.395535]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2608.400005]  ? finish_task_switch+0x1d3/0x740
[ 2608.404473]  ? finish_task_switch+0x1aa/0x740
[ 2608.408944]  ? copy_overflow+0x20/0x20
[ 2608.412822]  ? __schedule+0x8f3/0x2060
[ 2608.416695]  ? __sched_text_start+0x8/0x8
[ 2608.420829]  ? find_held_lock+0x35/0x1d0
[ 2608.424871]  ? find_held_lock+0x35/0x1d0
[ 2608.428915]  ? complete+0x62/0x80
[ 2608.432351]  ? __schedule+0x2060/0x2060
[ 2608.436295]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2608.440588]  ? __lockdep_init_map+0xe4/0x650
[ 2608.444970]  ? do_raw_spin_trylock+0x190/0x190
[ 2608.449527]  ? lockdep_init_map+0x9/0x10
[ 2608.453565]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2608.458640]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2608.463628]  ? trace_hardirqs_on+0xd/0x10
[ 2608.467746]  ? __kthread_parkme+0x175/0x240
[ 2608.472046]  kthread+0x33c/0x400
[ 2608.475384]  ? worker_thread+0x1990/0x1990
[ 2608.479587]  ? kthread_stop+0x7a0/0x7a0
[ 2608.483544]  ret_from_fork+0x24/0x30
[ 2608.487251] qat_device_rese I26400  1321      2 0x80000000
[ 2608.492861] Call Trace:
[ 2608.495426]  __schedule+0x8eb/0x2060
[ 2608.499124]  ? __sched_text_start+0x8/0x8
[ 2608.503243]  ? check_noncircular+0x20/0x20
[ 2608.507451]  ? find_held_lock+0x35/0x1d0
[ 2608.511494]  ? set_user_nice+0x4fb/0x890
[ 2608.515526]  ? lock_downgrade+0x980/0x980
[ 2608.519674]  schedule+0xf5/0x430
[ 2608.523018]  ? lock_downgrade+0x980/0x980
[ 2608.527141]  ? __schedule+0x2060/0x2060
[ 2608.531087]  ? lock_release+0xa40/0xa40
[ 2608.535034]  ? set_user_nice+0x4fb/0x890
[ 2608.539073]  ? do_raw_spin_trylock+0x190/0x190
[ 2608.543630]  ? resched_curr+0x1a0/0x1a0
[ 2608.547576]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2608.552044]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2608.557040]  rescuer_thread+0xf4b/0x1460
[ 2608.561092]  ? lock_downgrade+0x980/0x980
[ 2608.565211]  ? load_balance+0x34c0/0x34c0
[ 2608.569344]  ? do_raw_spin_trylock+0x190/0x190
[ 2608.573901]  ? worker_thread+0x1990/0x1990
[ 2608.578110]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2608.583098]  ? trace_hardirqs_on+0xd/0x10
[ 2608.587216]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2608.591681]  ? finish_task_switch+0x1d3/0x740
[ 2608.596144]  ? finish_task_switch+0x1aa/0x740
[ 2608.600615]  ? copy_overflow+0x20/0x20
[ 2608.604491]  ? __schedule+0x8f3/0x2060
[ 2608.608361]  ? __sched_text_start+0x8/0x8
[ 2608.612484]  ? lock_downgrade+0x980/0x980
[ 2608.616606]  ? lock_release+0xa40/0xa40
[ 2608.620560]  ? find_held_lock+0x35/0x1d0
[ 2608.624601]  ? find_held_lock+0x35/0x1d0
[ 2608.628644]  ? complete+0x62/0x80
[ 2608.632084]  ? __schedule+0x2060/0x2060
[ 2608.636032]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2608.640332]  ? __lockdep_init_map+0xe4/0x650
[ 2608.644719]  ? do_raw_spin_trylock+0x190/0x190
[ 2608.649272]  ? lockdep_init_map+0x9/0x10
[ 2608.653304]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2608.658380]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2608.663367]  ? trace_hardirqs_on+0xd/0x10
[ 2608.667485]  ? __kthread_parkme+0x175/0x240
[ 2608.671781]  kthread+0x33c/0x400
[ 2608.675119]  ? worker_thread+0x1990/0x1990
[ 2608.679321]  ? kthread_stop+0x7a0/0x7a0
[ 2608.683270]  ret_from_fork+0x24/0x30
[ 2608.686979] qat_pf2vf_resp_ I26400  1322      2 0x80000000
[ 2608.692593] Call Trace:
[ 2608.695157]  __schedule+0x8eb/0x2060
[ 2608.698854]  ? __sched_text_start+0x8/0x8
[ 2608.702975]  ? check_noncircular+0x20/0x20
[ 2608.707185]  ? find_held_lock+0x35/0x1d0
[ 2608.711228]  ? set_user_nice+0x4fb/0x890
[ 2608.715264]  ? lock_downgrade+0x980/0x980
[ 2608.719420]  schedule+0xf5/0x430
[ 2608.722759]  ? lock_downgrade+0x980/0x980
[ 2608.726887]  ? __schedule+0x2060/0x2060
[ 2608.730832]  ? lock_release+0xa40/0xa40
[ 2608.734780]  ? set_user_nice+0x4fb/0x890
[ 2608.738818]  ? do_raw_spin_trylock+0x190/0x190
[ 2608.743372]  ? resched_curr+0x1a0/0x1a0
[ 2608.747318]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2608.751787]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2608.756781]  rescuer_thread+0xf4b/0x1460
[ 2608.760831]  ? lock_downgrade+0x980/0x980
[ 2608.764951]  ? load_balance+0x34c0/0x34c0
[ 2608.769081]  ? do_raw_spin_trylock+0x190/0x190
[ 2608.773640]  ? worker_thread+0x1990/0x1990
[ 2608.777848]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2608.782835]  ? trace_hardirqs_on+0xd/0x10
[ 2608.786952]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2608.791416]  ? finish_task_switch+0x1d3/0x740
[ 2608.795878]  ? finish_task_switch+0x1aa/0x740
[ 2608.800350]  ? copy_overflow+0x20/0x20
[ 2608.804223]  ? __schedule+0x8f3/0x2060
[ 2608.808091]  ? __sched_text_start+0x8/0x8
[ 2608.812225]  ? find_held_lock+0x35/0x1d0
[ 2608.816269]  ? find_held_lock+0x35/0x1d0
[ 2608.820310]  ? complete+0x62/0x80
[ 2608.823745]  ? __schedule+0x2060/0x2060
[ 2608.827689]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2608.831981]  ? __lockdep_init_map+0xe4/0x650
[ 2608.836362]  ? do_raw_spin_trylock+0x190/0x190
[ 2608.840914]  ? lockdep_init_map+0x9/0x10
[ 2608.844945]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2608.850027]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2608.855022]  ? trace_hardirqs_on+0xd/0x10
[ 2608.859140]  ? __kthread_parkme+0x175/0x240
[ 2608.863437]  kthread+0x33c/0x400
[ 2608.866774]  ? worker_thread+0x1990/0x1990
[ 2608.870977]  ? kthread_stop+0x7a0/0x7a0
[ 2608.874927]  ret_from_fork+0x24/0x30
[ 2608.878635] adf_vf_stop_wq  I24144  1323      2 0x80000000
[ 2608.884246] Call Trace:
[ 2608.886808]  __schedule+0x8eb/0x2060
[ 2608.890505]  ? __sched_text_start+0x8/0x8
[ 2608.894626]  ? check_noncircular+0x20/0x20
[ 2608.898833]  ? find_held_lock+0x35/0x1d0
[ 2608.902875]  ? set_user_nice+0x4fb/0x890
[ 2608.906910]  ? lock_downgrade+0x980/0x980
[ 2608.911055]  schedule+0xf5/0x430
[ 2608.914394]  ? lock_downgrade+0x980/0x980
[ 2608.918514]  ? __schedule+0x2060/0x2060
[ 2608.922461]  ? lock_release+0xa40/0xa40
[ 2608.926405]  ? set_user_nice+0x4fb/0x890
[ 2608.930442]  ? do_raw_spin_trylock+0x190/0x190
[ 2608.934993]  ? resched_curr+0x1a0/0x1a0
[ 2608.938941]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2608.943410]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2608.948404]  rescuer_thread+0xf4b/0x1460
[ 2608.952454]  ? lock_downgrade+0x980/0x980
[ 2608.956573]  ? load_balance+0x34c0/0x34c0
[ 2608.960703]  ? do_raw_spin_trylock+0x190/0x190
[ 2608.965262]  ? worker_thread+0x1990/0x1990
[ 2608.969467]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2608.974458]  ? trace_hardirqs_on+0xd/0x10
[ 2608.978576]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2608.983041]  ? finish_task_switch+0x1d3/0x740
[ 2608.987509]  ? finish_task_switch+0x1aa/0x740
[ 2608.991981]  ? copy_overflow+0x20/0x20
[ 2608.995857]  ? __schedule+0x8f3/0x2060
[ 2608.999726]  ? __sched_text_start+0x8/0x8
[ 2609.003860]  ? find_held_lock+0x35/0x1d0
[ 2609.007903]  ? find_held_lock+0x35/0x1d0
[ 2609.011945]  ? complete+0x62/0x80
[ 2609.015383]  ? __schedule+0x2060/0x2060
[ 2609.019328]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2609.023619]  ? __lockdep_init_map+0xe4/0x650
[ 2609.028001]  ? do_raw_spin_trylock+0x190/0x190
[ 2609.032566]  ? lockdep_init_map+0x9/0x10
[ 2609.036597]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2609.041672]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2609.046660]  ? trace_hardirqs_on+0xd/0x10
[ 2609.050777]  ? __kthread_parkme+0x175/0x240
[ 2609.055075]  kthread+0x33c/0x400
[ 2609.058413]  ? worker_thread+0x1990/0x1990
[ 2609.062616]  ? kthread_stop+0x7a0/0x7a0
[ 2609.066563]  ret_from_fork+0x24/0x30
[ 2609.070269] ipv6_addrconf   I26400  1409      2 0x80000000
[ 2609.075880] Call Trace:
[ 2609.078441]  __schedule+0x8eb/0x2060
[ 2609.082139]  ? __sched_text_start+0x8/0x8
[ 2609.086257]  ? check_noncircular+0x20/0x20
[ 2609.090467]  ? find_held_lock+0x35/0x1d0
[ 2609.094511]  ? set_user_nice+0x4fb/0x890
[ 2609.098546]  ? lock_downgrade+0x980/0x980
[ 2609.102687]  schedule+0xf5/0x430
[ 2609.106027]  ? lock_downgrade+0x980/0x980
[ 2609.110155]  ? __schedule+0x2060/0x2060
[ 2609.114101]  ? lock_release+0xa40/0xa40
[ 2609.118044]  ? set_user_nice+0x4fb/0x890
[ 2609.122083]  ? do_raw_spin_trylock+0x190/0x190
[ 2609.126635]  ? resched_curr+0x1a0/0x1a0
[ 2609.130578]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2609.135049]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2609.140043]  rescuer_thread+0xf4b/0x1460
[ 2609.144094]  ? lock_downgrade+0x980/0x980
[ 2609.148228]  ? do_raw_spin_trylock+0x190/0x190
[ 2609.152786]  ? worker_thread+0x1990/0x1990
[ 2609.156992]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2609.161981]  ? trace_hardirqs_on+0xd/0x10
[ 2609.166101]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2609.170566]  ? finish_task_switch+0x1d3/0x740
[ 2609.175031]  ? finish_task_switch+0x1aa/0x740
[ 2609.179508]  ? copy_overflow+0x20/0x20
[ 2609.183380]  ? __schedule+0x8f3/0x2060
[ 2609.187249]  ? __sched_text_start+0x8/0x8
[ 2609.191383]  ? find_held_lock+0x35/0x1d0
[ 2609.195426]  ? find_held_lock+0x35/0x1d0
[ 2609.199470]  ? complete+0x62/0x80
[ 2609.202910]  ? __schedule+0x2060/0x2060
[ 2609.206852]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2609.211145]  ? __lockdep_init_map+0xe4/0x650
[ 2609.215525]  ? do_raw_spin_trylock+0x190/0x190
[ 2609.220079]  ? lockdep_init_map+0x9/0x10
[ 2609.224111]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2609.229189]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2609.234177]  ? trace_hardirqs_on+0xd/0x10
[ 2609.238295]  ? __kthread_parkme+0x175/0x240
[ 2609.242593]  kthread+0x33c/0x400
[ 2609.245930]  ? worker_thread+0x1990/0x1990
[ 2609.250133]  ? kthread_stop+0x7a0/0x7a0
[ 2609.254082]  ret_from_fork+0x24/0x30
[ 2609.257790] dsa_ordered     I26400  1416      2 0x80000000
[ 2609.263399] Call Trace:
[ 2609.265962]  __schedule+0x8eb/0x2060
[ 2609.269659]  ? __sched_text_start+0x8/0x8
[ 2609.273777]  ? check_noncircular+0x20/0x20
[ 2609.277985]  ? find_held_lock+0x35/0x1d0
[ 2609.282031]  ? set_user_nice+0x4fb/0x890
[ 2609.286066]  ? lock_downgrade+0x980/0x980
[ 2609.290207]  schedule+0xf5/0x430
[ 2609.293545]  ? lock_downgrade+0x980/0x980
[ 2609.297664]  ? __schedule+0x2060/0x2060
[ 2609.301610]  ? lock_release+0xa40/0xa40
[ 2609.305557]  ? set_user_nice+0x4fb/0x890
[ 2609.309593]  ? do_raw_spin_trylock+0x190/0x190
[ 2609.314145]  ? resched_curr+0x1a0/0x1a0
[ 2609.318091]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2609.322562]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2609.327557]  rescuer_thread+0xf4b/0x1460
[ 2609.331605]  ? lock_downgrade+0x980/0x980
[ 2609.335739]  ? do_raw_spin_trylock+0x190/0x190
[ 2609.340294]  ? worker_thread+0x1990/0x1990
[ 2609.344502]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2609.349493]  ? trace_hardirqs_on+0xd/0x10
[ 2609.353610]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2609.358078]  ? finish_task_switch+0x1d3/0x740
[ 2609.362543]  ? finish_task_switch+0x1aa/0x740
[ 2609.367021]  ? copy_overflow+0x20/0x20
[ 2609.370896]  ? __schedule+0x8f3/0x2060
[ 2609.374766]  ? __sched_text_start+0x8/0x8
[ 2609.378901]  ? find_held_lock+0x35/0x1d0
[ 2609.382945]  ? find_held_lock+0x35/0x1d0
[ 2609.386988]  ? complete+0x62/0x80
[ 2609.390425]  ? __schedule+0x2060/0x2060
[ 2609.394368]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2609.398659]  ? __lockdep_init_map+0xe4/0x650
[ 2609.403040]  ? do_raw_spin_trylock+0x190/0x190
[ 2609.407593]  ? lockdep_init_map+0x9/0x10
[ 2609.411627]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2609.416706]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2609.421694]  ? trace_hardirqs_on+0xd/0x10
[ 2609.425811]  ? __kthread_parkme+0x175/0x240
[ 2609.430107]  kthread+0x33c/0x400
[ 2609.433446]  ? worker_thread+0x1990/0x1990
[ 2609.437649]  ? kthread_stop+0x7a0/0x7a0
[ 2609.441597]  ret_from_fork+0x24/0x30
[ 2609.445306] krfcommd        S24800  1417      2 0x80000000
[ 2609.450908] Call Trace:
[ 2609.453473]  __schedule+0x8eb/0x2060
[ 2609.457167]  ? __sched_text_start+0x8/0x8
[ 2609.461289]  ? check_noncircular+0x20/0x20
[ 2609.465491]  ? trace_hardirqs_on+0xd/0x10
[ 2609.469613]  ? rfcomm_run+0x6f7/0x4a10
[ 2609.473898]  ? save_stack+0x43/0xd0
[ 2609.477495]  ? kasan_kmalloc+0xad/0xe0
[ 2609.481360]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2609.486175]  ? debug_object_fixup+0x30/0x30
[ 2609.490473]  ? check_noncircular+0x20/0x20
[ 2609.494686]  ? find_held_lock+0x35/0x1d0
[ 2609.498727]  schedule+0xf5/0x430
[ 2609.502068]  ? __schedule+0x2060/0x2060
[ 2609.506026]  ? find_held_lock+0x35/0x1d0
[ 2609.510069]  ? add_wait_queue+0x1a9/0x290
[ 2609.514190]  ? lock_downgrade+0x980/0x980
[ 2609.518317]  schedule_timeout+0x1a3/0x230
[ 2609.522438]  ? usleep_range+0x190/0x190
[ 2609.526384]  ? wait_for_completion+0x770/0x770
[ 2609.530938]  ? lock_sock_nested+0x91/0x110
[ 2609.535143]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2609.540220]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2609.545207]  ? trace_hardirqs_on+0xd/0x10
[ 2609.549332]  wait_woken+0x10f/0x280
[ 2609.552932]  ? woken_wake_function+0x60/0x60
[ 2609.557327]  rfcomm_run+0x127a/0x4a10
[ 2609.561104]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2609.565572]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2609.570559]  ? trace_hardirqs_on+0xd/0x10
[ 2609.574680]  ? rfcomm_check_accept+0x210/0x210
[ 2609.579230]  ? finish_task_switch+0x1d3/0x740
[ 2609.583734]  ? __sched_text_start+0x8/0x8
[ 2609.587849]  ? lock_downgrade+0x980/0x980
[ 2609.591972]  ? lock_release+0xa40/0xa40
[ 2609.595926]  ? find_held_lock+0x35/0x1d0
[ 2609.599971]  ? __init_waitqueue_head+0x140/0x140
[ 2609.604706]  ? complete+0x62/0x80
[ 2609.608137]  ? schedule+0xf5/0x430
[ 2609.611651]  ? __schedule+0x2060/0x2060
[ 2609.615594]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2609.619887]  ? __lockdep_init_map+0xe4/0x650
[ 2609.624270]  ? do_raw_spin_trylock+0x190/0x190
[ 2609.628823]  ? lockdep_init_map+0x9/0x10
[ 2609.632854]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2609.637928]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2609.642917]  ? trace_hardirqs_on+0xd/0x10
[ 2609.647037]  ? __kthread_parkme+0x175/0x240
[ 2609.651333]  kthread+0x33c/0x400
[ 2609.654668]  ? rfcomm_check_accept+0x210/0x210
[ 2609.659219]  ? kthread_stop+0x7a0/0x7a0
[ 2609.663168]  ret_from_fork+0x24/0x30
[ 2609.666874] kkcmd           I26400  1419      2 0x80000000
[ 2609.672485] Call Trace:
[ 2609.675047]  __schedule+0x8eb/0x2060
[ 2609.678745]  ? __sched_text_start+0x8/0x8
[ 2609.682864]  ? check_noncircular+0x20/0x20
[ 2609.687072]  ? find_held_lock+0x35/0x1d0
[ 2609.691116]  ? set_user_nice+0x4fb/0x890
[ 2609.695148]  ? lock_downgrade+0x980/0x980
[ 2609.699289]  schedule+0xf5/0x430
[ 2609.702625]  ? lock_downgrade+0x980/0x980
[ 2609.706745]  ? __schedule+0x2060/0x2060
[ 2609.710691]  ? lock_release+0xa40/0xa40
[ 2609.714643]  ? set_user_nice+0x4fb/0x890
[ 2609.718680]  ? do_raw_spin_trylock+0x190/0x190
[ 2609.723232]  ? resched_curr+0x1a0/0x1a0
[ 2609.727177]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2609.731646]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2609.736642]  rescuer_thread+0xf4b/0x1460
[ 2609.740690]  ? lock_downgrade+0x980/0x980
[ 2609.744824]  ? do_raw_spin_trylock+0x190/0x190
[ 2609.749382]  ? worker_thread+0x1990/0x1990
[ 2609.753589]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2609.758576]  ? trace_hardirqs_on+0xd/0x10
[ 2609.762694]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2609.767160]  ? finish_task_switch+0x1d3/0x740
[ 2609.771622]  ? finish_task_switch+0x1aa/0x740
[ 2609.776096]  ? copy_overflow+0x20/0x20
[ 2609.779971]  ? __schedule+0x8f3/0x2060
[ 2609.783841]  ? __sched_text_start+0x8/0x8
[ 2609.787979]  ? find_held_lock+0x35/0x1d0
[ 2609.792029]  ? find_held_lock+0x35/0x1d0
[ 2609.796072]  ? complete+0x62/0x80
[ 2609.799507]  ? __schedule+0x2060/0x2060
[ 2609.803453]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2609.807743]  ? __lockdep_init_map+0xe4/0x650
[ 2609.812124]  ? do_raw_spin_trylock+0x190/0x190
[ 2609.816677]  ? lockdep_init_map+0x9/0x10
[ 2609.820708]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2609.825783]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2609.830773]  ? trace_hardirqs_on+0xd/0x10
[ 2609.834889]  ? __kthread_parkme+0x175/0x240
[ 2609.839189]  kthread+0x33c/0x400
[ 2609.842526]  ? worker_thread+0x1990/0x1990
[ 2609.846727]  ? kthread_stop+0x7a0/0x7a0
[ 2609.850677]  ret_from_fork+0x24/0x30
[ 2609.854383] kstrp           I26400  1420      2 0x80000000
[ 2609.860001] Call Trace:
[ 2609.862568]  __schedule+0x8eb/0x2060
[ 2609.866265]  ? __sched_text_start+0x8/0x8
[ 2609.870385]  ? check_noncircular+0x20/0x20
[ 2609.874592]  ? find_held_lock+0x35/0x1d0
[ 2609.878633]  ? set_user_nice+0x4fb/0x890
[ 2609.882666]  ? lock_downgrade+0x980/0x980
[ 2609.886806]  schedule+0xf5/0x430
[ 2609.890143]  ? lock_downgrade+0x980/0x980
[ 2609.894263]  ? __schedule+0x2060/0x2060
[ 2609.898210]  ? lock_release+0xa40/0xa40
[ 2609.902155]  ? set_user_nice+0x4fb/0x890
[ 2609.906192]  ? do_raw_spin_trylock+0x190/0x190
[ 2609.910746]  ? resched_curr+0x1a0/0x1a0
[ 2609.914690]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2609.919159]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2609.924153]  rescuer_thread+0xf4b/0x1460
[ 2609.928201]  ? lock_downgrade+0x980/0x980
[ 2609.932337]  ? do_raw_spin_trylock+0x190/0x190
[ 2609.936894]  ? worker_thread+0x1990/0x1990
[ 2609.941104]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2609.946091]  ? trace_hardirqs_on+0xd/0x10
[ 2609.950208]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2609.954673]  ? finish_task_switch+0x1d3/0x740
[ 2609.959136]  ? finish_task_switch+0x1aa/0x740
[ 2609.963607]  ? copy_overflow+0x20/0x20
[ 2609.967483]  ? __schedule+0x8f3/0x2060
[ 2609.971353]  ? __sched_text_start+0x8/0x8
[ 2609.975479]  ? find_held_lock+0x35/0x1d0
[ 2609.979525]  ? cache_grow_end.part.35+0x84/0x180
[ 2609.984257]  ? find_held_lock+0x35/0x1d0
[ 2609.988299]  ? complete+0x62/0x80
[ 2609.991737]  ? __schedule+0x2060/0x2060
[ 2609.995680]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2609.999973]  ? __lockdep_init_map+0xe4/0x650
[ 2610.004354]  ? do_raw_spin_trylock+0x190/0x190
[ 2610.008906]  ? lockdep_init_map+0x9/0x10
[ 2610.012940]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2610.018026]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2610.023019]  ? trace_hardirqs_on+0xd/0x10
[ 2610.027138]  ? __kthread_parkme+0x175/0x240
[ 2610.031436]  kthread+0x33c/0x400
[ 2610.034774]  ? worker_thread+0x1990/0x1990
[ 2610.038976]  ? kthread_stop+0x7a0/0x7a0
[ 2610.042925]  ret_from_fork+0x24/0x30
[ 2610.046632] krdsd           I26400  1421      2 0x80000000
[ 2610.052241] Call Trace:
[ 2610.054801]  __schedule+0x8eb/0x2060
[ 2610.058499]  ? __sched_text_start+0x8/0x8
[ 2610.062620]  ? check_noncircular+0x20/0x20
[ 2610.066829]  ? find_held_lock+0x35/0x1d0
[ 2610.070872]  ? set_user_nice+0x4fb/0x890
[ 2610.074906]  ? lock_downgrade+0x980/0x980
[ 2610.079048]  schedule+0xf5/0x430
[ 2610.082388]  ? lock_downgrade+0x980/0x980
[ 2610.086506]  ? __schedule+0x2060/0x2060
[ 2610.090452]  ? lock_release+0xa40/0xa40
[ 2610.094397]  ? set_user_nice+0x4fb/0x890
[ 2610.098439]  ? do_raw_spin_trylock+0x190/0x190
[ 2610.102992]  ? resched_curr+0x1a0/0x1a0
[ 2610.106939]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2610.111408]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2610.116404]  rescuer_thread+0xf4b/0x1460
[ 2610.120457]  ? lock_downgrade+0x980/0x980
[ 2610.124592]  ? do_raw_spin_trylock+0x190/0x190
[ 2610.129147]  ? worker_thread+0x1990/0x1990
[ 2610.133353]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2610.138340]  ? trace_hardirqs_on+0xd/0x10
[ 2610.142458]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2610.146928]  ? finish_task_switch+0x1d3/0x740
[ 2610.151391]  ? finish_task_switch+0x1aa/0x740
[ 2610.155861]  ? copy_overflow+0x20/0x20
[ 2610.159734]  ? __schedule+0x8f3/0x2060
[ 2610.163603]  ? __sched_text_start+0x8/0x8
[ 2610.167735]  ? find_held_lock+0x35/0x1d0
[ 2610.171778]  ? find_held_lock+0x35/0x1d0
[ 2610.175820]  ? complete+0x62/0x80
[ 2610.179257]  ? __schedule+0x2060/0x2060
[ 2610.183203]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2610.187493]  ? __lockdep_init_map+0xe4/0x650
[ 2610.191875]  ? do_raw_spin_trylock+0x190/0x190
[ 2610.196429]  ? lockdep_init_map+0x9/0x10
[ 2610.200460]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2610.205538]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2610.210527]  ? trace_hardirqs_on+0xd/0x10
[ 2610.214646]  ? __kthread_parkme+0x175/0x240
[ 2610.218944]  kthread+0x33c/0x400
[ 2610.222281]  ? worker_thread+0x1990/0x1990
[ 2610.226491]  ? kthread_stop+0x7a0/0x7a0
[ 2610.230441]  ret_from_fork+0x24/0x30
[ 2610.234146] jbd2/sda1-8     S17472  1485      2 0x80000000
[ 2610.239745] Call Trace:
[ 2610.242307]  __schedule+0x8eb/0x2060
[ 2610.246003]  ? __sched_text_start+0x8/0x8
[ 2610.250125]  ? check_noncircular+0x20/0x20
[ 2610.254333]  ? prepare_to_wait+0x192/0x4d0
[ 2610.258539]  ? lock_downgrade+0x980/0x980
[ 2610.262663]  ? lock_release+0xa40/0xa40
[ 2610.266618]  ? mark_held_locks+0xaf/0x100
[ 2610.270755]  schedule+0xf5/0x430
[ 2610.274095]  ? lock_downgrade+0x980/0x980
[ 2610.278215]  ? __schedule+0x2060/0x2060
[ 2610.282169]  ? try_to_del_timer_sync+0xe0/0x130
[ 2610.286813]  ? do_raw_write_trylock+0x190/0x190
[ 2610.291470]  kjournald2+0x69c/0x9f0
[ 2610.295084]  ? commit_timeout+0x40/0x40
[ 2610.299034]  ? complete+0x62/0x80
[ 2610.302462]  ? schedule+0xf5/0x430
[ 2610.305977]  ? __schedule+0x2060/0x2060
[ 2610.309924]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2610.314217]  ? __lockdep_init_map+0xe4/0x650
[ 2610.318598]  ? do_raw_spin_trylock+0x190/0x190
[ 2610.323151]  ? lockdep_init_map+0x9/0x10
[ 2610.327182]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2610.332259]  ? prepare_to_wait+0x4d0/0x4d0
[ 2610.336465]  ? trace_hardirqs_on+0xd/0x10
[ 2610.340583]  ? __kthread_parkme+0x175/0x240
[ 2610.344879]  kthread+0x33c/0x400
[ 2610.348216]  ? commit_timeout+0x40/0x40
[ 2610.352158]  ? kthread_stop+0x7a0/0x7a0
[ 2610.356107]  ret_from_fork+0x24/0x30
[ 2610.359810] ext4-rsv-conver I26400  1486      2 0x80000000
[ 2610.365426] Call Trace:
[ 2610.367988]  __schedule+0x8eb/0x2060
[ 2610.371686]  ? __sched_text_start+0x8/0x8
[ 2610.375804]  ? check_noncircular+0x20/0x20
[ 2610.380018]  ? find_held_lock+0x35/0x1d0
[ 2610.384060]  ? set_user_nice+0x4fb/0x890
[ 2610.388092]  ? lock_downgrade+0x980/0x980
[ 2610.392234]  schedule+0xf5/0x430
[ 2610.395573]  ? lock_downgrade+0x980/0x980
[ 2610.399692]  ? __schedule+0x2060/0x2060
[ 2610.403639]  ? lock_release+0xa40/0xa40
[ 2610.407583]  ? set_user_nice+0x4fb/0x890
[ 2610.411620]  ? do_raw_spin_trylock+0x190/0x190
[ 2610.416175]  ? resched_curr+0x1a0/0x1a0
[ 2610.420119]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2610.424591]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2610.429587]  rescuer_thread+0xf4b/0x1460
[ 2610.433644]  ? lock_downgrade+0x980/0x980
[ 2610.437785]  ? do_raw_spin_trylock+0x190/0x190
[ 2610.442343]  ? worker_thread+0x1990/0x1990
[ 2610.446551]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2610.451549]  ? trace_hardirqs_on+0xd/0x10
[ 2610.455674]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2610.460141]  ? finish_task_switch+0x1d3/0x740
[ 2610.464606]  ? finish_task_switch+0x1aa/0x740
[ 2610.469081]  ? copy_overflow+0x20/0x20
[ 2610.472960]  ? __schedule+0x8f3/0x2060
[ 2610.476839]  ? __sched_text_start+0x8/0x8
[ 2610.480978]  ? find_held_lock+0x35/0x1d0
[ 2610.485033]  ? find_held_lock+0x35/0x1d0
[ 2610.489079]  ? complete+0x62/0x80
[ 2610.492521]  ? __schedule+0x2060/0x2060
[ 2610.496474]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2610.500766]  ? __lockdep_init_map+0xe4/0x650
[ 2610.505149]  ? do_raw_spin_trylock+0x190/0x190
[ 2610.509701]  ? lockdep_init_map+0x9/0x10
[ 2610.513735]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2610.518811]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2610.523799]  ? trace_hardirqs_on+0xd/0x10
[ 2610.527919]  ? __kthread_parkme+0x175/0x240
[ 2610.532217]  kthread+0x33c/0x400
[ 2610.535556]  ? worker_thread+0x1990/0x1990
[ 2610.539759]  ? kthread_stop+0x7a0/0x7a0
[ 2610.543709]  ret_from_fork+0x24/0x30
[ 2610.547429] udevd           S19408  1604      1 0x00000000
[ 2610.553035] Call Trace:
[ 2610.555771]  __schedule+0x8eb/0x2060
[ 2610.559468]  ? __sched_text_start+0x8/0x8
[ 2610.563593]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2610.568586]  ? mutex_unlock+0xd/0x10
[ 2610.572274]  ? ep_scan_ready_list+0x9f6/0xea0
[ 2610.576742]  ? unix_dgram_recvmsg+0x461/0x1990
[ 2610.581308]  ? ep_eventpoll_release+0x60/0x60
[ 2610.585777]  ? check_noncircular+0x20/0x20
[ 2610.589979]  ? unix_getname+0x290/0x290
[ 2610.593934]  schedule+0xf5/0x430
[ 2610.597276]  ? __schedule+0x2060/0x2060
[ 2610.601236]  ? is_bpf_text_address+0xa4/0x120
[ 2610.605704]  ? kernel_text_address+0x102/0x140
[ 2610.610263]  ? find_held_lock+0x35/0x1d0
[ 2610.614314]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2610.619652]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2610.624726]  ? save_stack+0x43/0xd0
[ 2610.628323]  ? kasan_slab_free+0x71/0xc0
[ 2610.632359]  ? kmem_cache_free+0x83/0x2a0
[ 2610.636488]  ? do_raw_spin_trylock+0x190/0x190
[ 2610.641054]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2610.646142]  schedule_hrtimeout_range+0x2a/0x40
[ 2610.650783]  ep_poll+0xa04/0x1190
[ 2610.654235]  ? ep_poll_callback+0x1060/0x1060
[ 2610.658711]  ? mntput_no_expire+0x15e/0xa90
[ 2610.663026]  ? security_socket_recvmsg+0x91/0xc0
[ 2610.667758]  ? unix_getname+0x290/0x290
[ 2610.671706]  ? sock_recvmsg+0xd1/0x110
[ 2610.675570]  ? SYSC_recvfrom+0x3d7/0x5a0
[ 2610.679610]  ? SYSC_getpeername+0x4a0/0x4a0
[ 2610.683918]  ? SyS_renameat+0xca0/0xca0
[ 2610.687868]  ? __lock_is_held+0xb6/0x140
[ 2610.691909]  ? __fget_light+0x297/0x380
[ 2610.695867]  ? __sb_end_write+0xa0/0xd0
[ 2610.699814]  ? vfs_write+0x224/0x510
[ 2610.703503]  ? wake_up_q+0xe0/0xe0
[ 2610.707018]  ? SyS_write+0x184/0x220
[ 2610.710704]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2610.715526]  SyS_epoll_wait+0x167/0x1c0
[ 2610.719482]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2610.724206] RIP: 0033:0x7f9b376bd943
[ 2610.727889] RSP: 002b:00007fffcef71f28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
[ 2610.735568] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007f9b376bd943
[ 2610.742806] RDX: 0000000000000008 RSI: 00007fffcef72020 RDI: 000000000000000a
[ 2610.750047] RBP: 00000000016efb30 R08: 0000000000000000 R09: 0000000000000000
[ 2610.757287] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007fffcef71649
[ 2610.764525] R13: 0000000000000008 R14: 0000000000000008 R15: 00007fffcef71648
[ 2610.771789] dhclient        S24216  2854      1 0x00000000
[ 2610.777389] Call Trace:
[ 2610.779951]  __schedule+0x8eb/0x2060
[ 2610.783648]  ? __sched_text_start+0x8/0x8
[ 2610.787768]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2610.792582]  ? lock_downgrade+0x980/0x980
[ 2610.796707]  ? enqueue_hrtimer+0x171/0x4a0
[ 2610.800915]  ? __remove_hrtimer+0x190/0x190
[ 2610.805211]  ? do_raw_spin_trylock+0x190/0x190
[ 2610.809764]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2610.814841]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2610.819838]  ? trace_hardirqs_on+0xd/0x10
[ 2610.823967]  schedule+0xf5/0x430
[ 2610.827310]  ? __schedule+0x2060/0x2060
[ 2610.831261]  ? __pollwait+0x2b6/0x400
[ 2610.835040]  ? datagram_poll+0x428/0x5d0
[ 2610.839075]  ? memset+0x31/0x40
[ 2610.842329]  ? __hrtimer_init+0x4e/0x140
[ 2610.846367]  schedule_hrtimeout_range_clock+0x206/0x460
[ 2610.851703]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2610.856783]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2610.860990]  ? __fget_light+0x297/0x380
[ 2610.864938]  ? udplite_getfrag+0x50/0x50
[ 2610.868969]  ? fget_raw+0x20/0x20
[ 2610.872394]  ? set_normalized_timespec64+0x5a/0xb0
[ 2610.877299]  schedule_hrtimeout_range+0x2a/0x40
[ 2610.881944]  poll_schedule_timeout+0x10f/0x1f0
[ 2610.886498]  ? poll_freewait+0x250/0x250
[ 2610.890528]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2610.896397]  do_select+0x11dd/0x1700
[ 2610.900125]  ? select_estimate_accuracy+0x450/0x450
[ 2610.905116]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2610.910276]  ? find_held_lock+0x35/0x1d0
[ 2610.914316]  ? lock_acquire+0x1d5/0x580
[ 2610.918283]  ? set_fd_set.part.0+0x70/0x70
[ 2610.922494]  ? set_fd_set.part.0+0x70/0x70
[ 2610.926708]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2610.931877]  ? find_held_lock+0x35/0x1d0
[ 2610.935921]  ? __might_fault+0x110/0x1d0
[ 2610.939953]  ? lock_downgrade+0x980/0x980
[ 2610.944077]  ? lock_release+0xa40/0xa40
[ 2610.948025]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2610.953880]  ? __check_object_size+0x25d/0x4f0
[ 2610.958443]  ? __might_sleep+0x95/0x190
[ 2610.962397]  ? kasan_check_write+0x14/0x20
[ 2610.966608]  core_sys_select+0x480/0x960
[ 2610.970641]  ? core_sys_select+0x480/0x960
[ 2610.974857]  ? poll_select_set_timeout+0x210/0x210
[ 2610.979766]  ? kvm_clock_get_cycles+0x25/0x30
[ 2610.984245]  ? timespec64_add_safe+0x1bb/0x2c0
[ 2610.988810]  ? mm_fault_error+0x2c0/0x2c0
[ 2610.992939]  ? poll_select_set_timeout+0x12f/0x210
[ 2610.997840]  ? do_restart_poll+0x2a0/0x2a0
[ 2611.002053]  ? kasan_check_write+0x14/0x20
[ 2611.006264]  SyS_select+0x194/0x230
[ 2611.009868]  ? core_sys_select+0x960/0x960
[ 2611.014076]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2611.018893]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2611.023884]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2611.028620]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2611.033346] RIP: 0033:0x7faa0d9b0dd3
[ 2611.037027] RSP: 002b:00007fffb9542628 EFLAGS: 00000246 ORIG_RAX: 0000000000000017
[ 2611.044706] RAX: ffffffffffffffda RBX: 00005607c9aecf20 RCX: 00007faa0d9b0dd3
[ 2611.051947] RDX: 00007faa0ddfe190 RSI: 00007faa0ddfe090 RDI: 0000000000000016
[ 2611.059188] RBP: 00005607c9aedc60 R08: 00007fffb9542680 R09: 0000000000000000
[ 2611.066427] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000060
[ 2611.073666] R13: 00007faa0de10fb0 R14: 0000000000000300 R15: 00005607c9b6bbb0
[ 2611.080934] rsyslogd        S19072  2988      1 0x00000000
[ 2611.086532] Call Trace:
[ 2611.089097]  __schedule+0x8eb/0x2060
[ 2611.092795]  ? __sched_text_start+0x8/0x8
[ 2611.096913]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2611.101727]  ? lock_downgrade+0x980/0x980
[ 2611.105853]  ? enqueue_hrtimer+0x171/0x4a0
[ 2611.110062]  ? __remove_hrtimer+0x190/0x190
[ 2611.114355]  ? do_raw_spin_trylock+0x190/0x190
[ 2611.118910]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2611.123987]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2611.128976]  ? trace_hardirqs_on+0xd/0x10
[ 2611.133104]  schedule+0xf5/0x430
[ 2611.136446]  ? __schedule+0x2060/0x2060
[ 2611.140398]  ? pvclock_read_flags+0x160/0x160
[ 2611.144861]  ? check_noncircular+0x20/0x20
[ 2611.149065]  ? lock_release+0xa40/0xa40
[ 2611.153018]  ? ktime_get_ts64+0x15f/0x4d0
[ 2611.157141]  ? memset+0x31/0x40
[ 2611.160394]  ? __hrtimer_init+0x4e/0x140
[ 2611.164430]  schedule_hrtimeout_range_clock+0x206/0x460
[ 2611.169765]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2611.174845]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2611.179056]  ? do_select+0x54d/0x1700
[ 2611.182832]  ? set_normalized_timespec64+0x5a/0xb0
[ 2611.187737]  schedule_hrtimeout_range+0x2a/0x40
[ 2611.192378]  poll_schedule_timeout+0x10f/0x1f0
[ 2611.196937]  ? poll_freewait+0x250/0x250
[ 2611.200984]  do_select+0x11dd/0x1700
[ 2611.204696]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2611.209862]  ? print_irqtrace_events+0x270/0x270
[ 2611.214594]  ? select_estimate_accuracy+0x450/0x450
[ 2611.219585]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2611.224749]  ? avc_has_perm+0x35e/0x680
[ 2611.228697]  ? lock_downgrade+0x980/0x980
[ 2611.232812]  ? print_irqtrace_events+0x270/0x270
[ 2611.237545]  ? __lock_acquire+0x664/0x3e00
[ 2611.241765]  ? check_noncircular+0x20/0x20
[ 2611.245981]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2611.251144]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2611.256305]  ? check_noncircular+0x20/0x20
[ 2611.260524]  ? find_held_lock+0x35/0x1d0
[ 2611.264567]  ? core_sys_select+0x1f7/0x960
[ 2611.268777]  ? lock_downgrade+0x980/0x980
[ 2611.272901]  ? lock_release+0xa40/0xa40
[ 2611.276849]  ? __lock_is_held+0xb6/0x140
[ 2611.280897]  core_sys_select+0x480/0x960
[ 2611.284928]  ? core_sys_select+0x480/0x960
[ 2611.289144]  ? poll_select_set_timeout+0x210/0x210
[ 2611.294055]  ? kvm_clock_get_cycles+0x25/0x30
[ 2611.298533]  ? timespec64_add_safe+0x1bb/0x2c0
[ 2611.303102]  ? fput+0xd2/0x140
[ 2611.306273]  ? poll_select_set_timeout+0x12f/0x210
[ 2611.311175]  ? do_restart_poll+0x2a0/0x2a0
[ 2611.315385]  ? kasan_check_write+0x14/0x20
[ 2611.319596]  SyS_select+0x194/0x230
[ 2611.323202]  ? core_sys_select+0x960/0x960
[ 2611.327409]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2611.332228]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2611.337217]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2611.341956]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2611.346680] RIP: 0033:0x7f7e51474df3
[ 2611.350367] RSP: 002b:00007ffd164ab980 EFLAGS: 00000293 ORIG_RAX: 0000000000000017
[ 2611.358046] RAX: ffffffffffffffda RBX: 00007f7e4f0e4700 RCX: 00007f7e51474df3
[ 2611.365288] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
[ 2611.372526] RBP: 0000000000000001 R08: 00007ffd164ab9b0 R09: 00007f7e4f0e4700
[ 2611.379765] R10: 0000000000000000 R11: 0000000000000293 R12: 000000000065e420
[ 2611.387007] R13: 00007f7e4f0e49c0 R14: 00007f7e52189040 R15: 0000000000000003
[ 2611.394274] rs:main Q:Reg   S21744  2989      1 0x00000000
[ 2611.399877] Call Trace:
[ 2611.402441]  __schedule+0x8eb/0x2060
[ 2611.406139]  ? __sched_text_start+0x8/0x8
[ 2611.410261]  ? check_noncircular+0x20/0x20
[ 2611.414472]  ? plist_check_head+0xe2/0x130
[ 2611.418678]  ? plist_check_list+0xa0/0xa0
[ 2611.422802]  ? jbd2_journal_stop+0x482/0x1490
[ 2611.427277]  ? plist_add+0x5cb/0x760
[ 2611.430983]  schedule+0xf5/0x430
[ 2611.434325]  ? lock_downgrade+0x980/0x980
[ 2611.438446]  ? __schedule+0x2060/0x2060
[ 2611.442405]  ? do_raw_spin_trylock+0x190/0x190
[ 2611.446958]  ? futex_wait_setup+0x14a/0x3d0
[ 2611.451267]  futex_wait_queue_me+0x3ed/0x7e0
[ 2611.455650]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2611.460989]  ? print_irqtrace_events+0x270/0x270
[ 2611.465722]  ? get_futex_value_locked+0xc3/0xf0
[ 2611.470366]  ? futex_wait_setup+0x22e/0x3d0
[ 2611.475182]  ? futex_wake+0x680/0x680
[ 2611.478959]  ? __lock_acquire+0x664/0x3e00
[ 2611.483171]  futex_wait+0x34b/0x9a0
[ 2611.486782]  ? futex_wait_setup+0x3d0/0x3d0
[ 2611.491082]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2611.496240]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2611.501409]  ? find_held_lock+0x35/0x1d0
[ 2611.505458]  ? lock_downgrade+0x980/0x980
[ 2611.509595]  ? check_noncircular+0x20/0x20
[ 2611.513800]  ? current_time+0xc0/0xc0
[ 2611.517575]  do_futex+0x11ec/0x22a0
[ 2611.521172]  ? check_noncircular+0x20/0x20
[ 2611.525378]  ? check_noncircular+0x20/0x20
[ 2611.529581]  ? up_read+0x40/0x40
[ 2611.532930]  ? check_noncircular+0x20/0x20
[ 2611.537144]  ? exit_robust_list+0x240/0x240
[ 2611.541436]  ? find_held_lock+0x35/0x1d0
[ 2611.545479]  ? find_held_lock+0x35/0x1d0
[ 2611.549514]  ? find_held_lock+0x35/0x1d0
[ 2611.553556]  ? __f_unlock_pos+0x19/0x20
[ 2611.557504]  ? lock_downgrade+0x980/0x980
[ 2611.561628]  ? do_raw_spin_trylock+0x190/0x190
[ 2611.566199]  ? find_held_lock+0x35/0x1d0
[ 2611.570240]  ? __mutex_unlock_slowpath+0xe9/0xac0
[ 2611.575056]  ? vfs_write+0x374/0x510
[ 2611.578740]  ? wait_for_completion+0x770/0x770
[ 2611.583304]  ? __lock_is_held+0xb6/0x140
[ 2611.587363]  SyS_futex+0x260/0x390
[ 2611.590884]  ? do_futex+0x22a0/0x22a0
[ 2611.594654]  ? SyS_write+0x184/0x220
[ 2611.598343]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2611.603160]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2611.608149]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2611.612887]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2611.617612] RIP: 0033:0x7f7e51b41344
[ 2611.621294] RSP: 002b:00007f7e500e5cb0 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2611.629065] RAX: ffffffffffffffda RBX: 00000000016ff000 RCX: 00007f7e51b41344
[ 2611.636309] RDX: 0000000000000bf7 RSI: 0000000000000080 RDI: 00000000015f9264
[ 2611.643549] RBP: fffffffffff41000 R08: 0000000000000000 R09: 00000000000005fb
[ 2611.650788] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7e51726ef0
[ 2611.658031] R13: 00000000016ff000 R14: 00000000000bf000 R15: 00000000015e8a10
[ 2611.665298] rsyslogd        S23072  2990      1 0x00000000
[ 2611.670901] Call Trace:
[ 2611.673464]  __schedule+0x8eb/0x2060
[ 2611.677162]  ? __sched_text_start+0x8/0x8
[ 2611.681286]  ? find_held_lock+0x35/0x1d0
[ 2611.685331]  ? add_wait_queue+0x1a9/0x290
[ 2611.689458]  ? lock_downgrade+0x980/0x980
[ 2611.693574]  ? lock_downgrade+0x980/0x980
[ 2611.697696]  ? lock_release+0xa40/0xa40
[ 2611.701654]  ? lock_release+0xa40/0xa40
[ 2611.705605]  ? do_raw_spin_trylock+0x190/0x190
[ 2611.710166]  schedule+0xf5/0x430
[ 2611.713502]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2611.718490]  ? __schedule+0x2060/0x2060
[ 2611.722438]  ? add_wait_queue+0x1a9/0x290
[ 2611.726560]  ? wait_woken+0x280/0x280
[ 2611.730332]  ? iterate_fd+0x3f0/0x3f0
[ 2611.734103]  ? __x2apic_send_IPI_dest+0x5c/0x80
[ 2611.738742]  ? check_noncircular+0x20/0x20
[ 2611.742945]  ? x2apic_send_IPI+0x6f/0xa0
[ 2611.746987]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2611.752327]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2611.757405]  ? unix_create+0x1c0/0x1c0
[ 2611.761266]  ? __fget_light+0x297/0x380
[ 2611.765223]  schedule_hrtimeout_range+0x2a/0x40
[ 2611.769879]  poll_schedule_timeout+0x10f/0x1f0
[ 2611.774435]  ? poll_freewait+0x250/0x250
[ 2611.778468]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2611.784339]  do_select+0x11dd/0x1700
[ 2611.788073]  ? select_estimate_accuracy+0x450/0x450
[ 2611.793060]  ? migrate_swap_stop+0x970/0x970
[ 2611.797440]  ? find_held_lock+0x35/0x1d0
[ 2611.801494]  ? lock_downgrade+0x980/0x980
[ 2611.805625]  ? set_fd_set.part.0+0x70/0x70
[ 2611.809835]  ? __unqueue_futex+0x290/0x290
[ 2611.814049]  ? wake_up_q+0x8a/0xe0
[ 2611.817573]  ? find_held_lock+0x35/0x1d0
[ 2611.821615]  ? __might_fault+0x110/0x1d0
[ 2611.825648]  ? lock_downgrade+0x980/0x980
[ 2611.829772]  ? lock_release+0xa40/0xa40
[ 2611.833715]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2611.839570]  ? __check_object_size+0x25d/0x4f0
[ 2611.844133]  ? __might_sleep+0x95/0x190
[ 2611.848087]  ? kasan_check_write+0x14/0x20
[ 2611.852300]  core_sys_select+0x480/0x960
[ 2611.856330]  ? core_sys_select+0x480/0x960
[ 2611.860548]  ? poll_select_set_timeout+0x210/0x210
[ 2611.865447]  ? fget_raw+0x20/0x20
[ 2611.868871]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2611.873435]  ? up_read+0x1a/0x40
[ 2611.876787]  ? __fdget+0x18/0x20
[ 2611.880130]  ? fput+0xd2/0x140
[ 2611.883299]  ? __sys_recvmsg+0x138/0x210
[ 2611.887341]  ? SyS_sendmmsg+0x60/0x60
[ 2611.891127]  SyS_select+0x194/0x230
[ 2611.894730]  ? core_sys_select+0x960/0x960
[ 2611.898942]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2611.903759]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2611.908750]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2611.913488]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2611.918214] RIP: 0033:0x7f7e51474df3
[ 2611.921895] RSP: 002b:00007f7e4f8e4d90 EFLAGS: 00000293 ORIG_RAX: 0000000000000017
[ 2611.929571] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f7e51474df3
[ 2611.936811] RDX: 0000000000000000 RSI: 00007f7e4f8e4da0 RDI: 0000000000000001
[ 2611.944053] RBP: 00007f7e50b6d5e0 R08: 0000000000000000 R09: 0000000000000001
[ 2611.951293] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000800
[ 2611.958634] R13: 00007f7e4f8e3d50 R14: 000000000000000b R15: 000000000000000b
[ 2611.965900] rsyslogd        S23272  2991      1 0x00000000
[ 2611.971499] Call Trace:
[ 2611.974063]  __schedule+0x8eb/0x2060
[ 2611.977759]  ? __sched_text_start+0x8/0x8
[ 2611.981888]  ? mark_held_locks+0xaf/0x100
[ 2611.986014]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2611.991439]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2611.996427]  ? trace_hardirqs_on+0xd/0x10
[ 2612.000550]  ? prepare_to_wait_event+0x1dc/0xba0
[ 2612.005287]  ? prepare_to_wait_exclusive+0x530/0x530
[ 2612.010362]  ? __fdget_pos+0x12b/0x190
[ 2612.014219]  ? __mutex_lock+0x16f/0x1a80
[ 2612.018249]  ? __fdget_pos+0x12b/0x190
[ 2612.022121]  schedule+0xf5/0x430
[ 2612.025464]  ? __schedule+0x2060/0x2060
[ 2612.029417]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2612.035279]  ? dl_cpu_busy+0x370/0x370
[ 2612.039152]  ? __might_sleep+0x95/0x190
[ 2612.043102]  do_syslog+0x953/0xb80
[ 2612.046629]  ? log_buf_vmcoreinfo_setup+0x120/0x120
[ 2612.051618]  ? prepare_to_wait+0x4d0/0x4d0
[ 2612.055837]  ? __lock_is_held+0xb6/0x140
[ 2612.059878]  kmsg_read+0x74/0xa0
[ 2612.063215]  ? kmsg_poll+0xa0/0xa0
[ 2612.066724]  proc_reg_read+0xef/0x170
[ 2612.070503]  ? proc_reg_write+0x170/0x170
[ 2612.074621]  __vfs_read+0xef/0xa00
[ 2612.078134]  ? fsnotify+0x7b3/0x1140
[ 2612.081838]  ? vfs_copy_file_range+0x940/0x940
[ 2612.086399]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2612.090957]  ? avc_policy_seqno+0x9/0x20
[ 2612.094988]  ? selinux_file_permission+0x82/0x460
[ 2612.099807]  ? security_file_permission+0x89/0x1e0
[ 2612.104712]  ? rw_verify_area+0xe5/0x2b0
[ 2612.108742]  ? __fdget_raw+0x20/0x20
[ 2612.112432]  vfs_read+0x11e/0x350
[ 2612.115864]  SyS_read+0xef/0x220
[ 2612.119205]  ? kernel_write+0x120/0x120
[ 2612.123148]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2612.128140]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2612.132891]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2612.137617] RIP: 0033:0x7f7e51b441fd
[ 2612.141299] RSP: 002b:00007f7e4f0e3e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000
[ 2612.148978] RAX: ffffffffffffffda RBX: 0000000000000046 RCX: 00007f7e51b441fd
[ 2612.156219] RDX: 0000000000000fff RSI: 00007f7e509185a0 RDI: 0000000000000004
[ 2612.163457] RBP: 0000000000000030 R08: 00000000015f9260 R09: 0000000000000000
[ 2612.170696] R10: 0000000000000010 R11: 0000000000000293 R12: 00000000000003e3
[ 2612.177935] R13: 0000000000000046 R14: 00007f7e50918a6e R15: 00007f7e509195a4
[ 2612.185200] cron            S21232  3042      1 0x00000000
[ 2612.190800] Call Trace:
[ 2612.193362]  __schedule+0x8eb/0x2060
[ 2612.197058]  ? __sched_text_start+0x8/0x8
[ 2612.201182]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2612.205997]  ? lock_downgrade+0x980/0x980
[ 2612.210125]  ? enqueue_hrtimer+0x171/0x4a0
[ 2612.214332]  ? __remove_hrtimer+0x190/0x190
[ 2612.218627]  ? do_raw_spin_trylock+0x190/0x190
[ 2612.223182]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2612.228262]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2612.233255]  ? trace_hardirqs_on+0xd/0x10
[ 2612.237383]  schedule+0xf5/0x430
[ 2612.240724]  ? __schedule+0x2060/0x2060
[ 2612.244667]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2612.249655]  ? trace_hardirqs_on+0xd/0x10
[ 2612.253780]  ? __debug_object_init+0x235/0x1040
[ 2612.258431]  ? debug_object_fixup+0x30/0x30
[ 2612.262723]  ? find_held_lock+0x35/0x1d0
[ 2612.266762]  do_nanosleep+0x224/0x6e0
[ 2612.270542]  ? schedule_timeout_idle+0x90/0x90
[ 2612.275099]  ? lock_release+0xa40/0xa40
[ 2612.279042]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2612.284900]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2612.289369]  ? memset+0x31/0x40
[ 2612.292629]  hrtimer_nanosleep+0x27b/0x4d0
[ 2612.296838]  ? nanosleep_copyout+0x100/0x100
[ 2612.301223]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2612.305437]  ? SyS_rt_sigprocmask+0x191/0x220
[ 2612.309910]  SyS_nanosleep+0x175/0x1f0
[ 2612.313769]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2612.318146]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2612.323137]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2612.327874]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2612.332605] RIP: 0033:0x7fc00cda2e40
[ 2612.336288] RSP: 002b:00007ffdf2c25708 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2612.343968] RAX: ffffffffffffffda RBX: 0000000001f9b9b0 RCX: 00007fc00cda2e40
[ 2612.351207] RDX: 0000000000000000 RSI: 00007ffdf2c258b0 RDI: 00007ffdf2c258b0
[ 2612.358447] RBP: 0000000000000001 R08: 00007ffdf2c25710 R09: 0000000000000000
[ 2612.365686] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000010
[ 2612.372925] R13: 0000000000000002 R14: 0000000000000004 R15: 0000000001f9a7b0
[ 2612.380189] mcstransd       S23488  3064      1 0x00000000
[ 2612.385791] Call Trace:
[ 2612.388352]  __schedule+0x8eb/0x2060
[ 2612.392051]  ? __sched_text_start+0x8/0x8
[ 2612.396170]  ? lock_downgrade+0x980/0x980
[ 2612.400292]  ? find_held_lock+0x35/0x1d0
[ 2612.404343]  ? add_wait_queue+0x1a9/0x290
[ 2612.408550]  ? lock_downgrade+0x980/0x980
[ 2612.412675]  ? lock_release+0xa40/0xa40
[ 2612.416623]  ? lock_release+0xa40/0xa40
[ 2612.420571]  ? do_raw_spin_trylock+0x190/0x190
[ 2612.425142]  schedule+0xf5/0x430
[ 2612.428484]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2612.433470]  ? __schedule+0x2060/0x2060
[ 2612.437418]  ? trace_hardirqs_on+0xd/0x10
[ 2612.441541]  ? add_wait_queue+0x1a9/0x290
[ 2612.445663]  ? wait_woken+0x280/0x280
[ 2612.449435]  ? __kernel_text_address+0xd/0x40
[ 2612.453916]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2612.459256]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2612.464327]  ? unix_poll+0x3a0/0x4d0
[ 2612.468018]  ? poll_initwait+0x180/0x180
[ 2612.472050]  ? unix_stream_data_wait+0x8b0/0x8b0
[ 2612.476775]  ? lock_downgrade+0x980/0x980
[ 2612.480896]  ? __fget_light+0x297/0x380
[ 2612.484853]  schedule_hrtimeout_range+0x2a/0x40
[ 2612.489495]  poll_schedule_timeout+0x10f/0x1f0
[ 2612.494051]  ? sock_poll+0x141/0x320
[ 2612.497740]  ? poll_freewait+0x250/0x250
[ 2612.501790]  do_sys_poll+0xab3/0x10b0
[ 2612.505587]  ? compat_core_sys_select+0x9e0/0x9e0
[ 2612.510398]  ? mntput_no_expire+0x130/0xa90
[ 2612.514692]  ? lock_downgrade+0x980/0x980
[ 2612.518809]  ? kmem_cache_free+0x267/0x2a0
[ 2612.523024]  ? lock_release+0xa40/0xa40
[ 2612.526971]  ? __dentry_kill+0x487/0x6d0
[ 2612.531006]  ? check_noncircular+0x20/0x20
[ 2612.535216]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2612.541083]  ? sock_alloc_file+0x560/0x560
[ 2612.545289]  ? mntput_no_expire+0x15e/0xa90
[ 2612.549584]  ? mnt_get_count+0x150/0x150
[ 2612.553618]  ? find_held_lock+0x35/0x1d0
[ 2612.557672]  ? set_fd_set.part.0+0x70/0x70
[ 2612.561890]  ? do_raw_spin_trylock+0x190/0x190
[ 2612.566447]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2612.570915]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2612.575904]  ? trace_hardirqs_on+0xd/0x10
[ 2612.580025]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2612.584490]  ? task_work_run+0x1f4/0x270
[ 2612.588529]  ? task_work_cancel+0x210/0x210
[ 2612.592827]  ? exit_to_usermode_loop+0x8c/0x310
[ 2612.597474]  ? trace_hardirqs_off+0xd/0x10
[ 2612.601678]  ? exit_to_usermode_loop+0x198/0x310
[ 2612.606410]  ? trace_event_raw_event_sys_exit+0x260/0x260
[ 2612.611922]  ? __close_fd+0x222/0x360
[ 2612.615707]  SyS_poll+0x7e/0x450
[ 2612.619043]  ? SyS_poll+0x7e/0x450
[ 2612.622557]  ? SyS_pselect6+0x650/0x650
[ 2612.626501]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2612.631488]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2612.636230]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2612.640959] RIP: 0033:0x7f5eaffa1678
[ 2612.644639] RSP: 002b:00007ffd79b714e0 EFLAGS: 00000246 ORIG_RAX: 0000000000000007
[ 2612.652316] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f5eaffa1678
[ 2612.659554] RDX: ffffffffffffffff RSI: 0000000000000001 RDI: 0000558cb5d942e0
[ 2612.666796] RBP: 0000558cb5d942e8 R08: 0000000000000000 R09: 00007f5eafff3620
[ 2612.674037] R10: 0000000000000007 R11: 0000000000000246 R12: 0000000000000001
[ 2612.681275] R13: 0000000000000002 R14: 0000000000000008 R15: 0000000000000005
[ 2612.688541] restorecond     S24216  3071      1 0x00000000
[ 2612.694143] Call Trace:
[ 2612.696710]  __schedule+0x8eb/0x2060
[ 2612.700407]  ? __sched_text_start+0x8/0x8
[ 2612.704528]  ? lock_downgrade+0x980/0x980
[ 2612.708653]  ? lock_release+0xa40/0xa40
[ 2612.712599]  ? debug_object_activate+0x307/0x730
[ 2612.717323]  ? print_irqtrace_events+0x270/0x270
[ 2612.722053]  ? do_raw_spin_trylock+0x190/0x190
[ 2612.726614]  ? check_noncircular+0x20/0x20
[ 2612.730816]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2612.735803]  ? trace_hardirqs_on+0xd/0x10
[ 2612.739937]  schedule+0xf5/0x430
[ 2612.743274]  ? check_noncircular+0x20/0x20
[ 2612.747482]  ? __schedule+0x2060/0x2060
[ 2612.751430]  ? find_held_lock+0x35/0x1d0
[ 2612.755473]  ? add_wait_queue+0x1a9/0x290
[ 2612.759595]  ? lock_downgrade+0x980/0x980
[ 2612.763723]  schedule_timeout+0x1a3/0x230
[ 2612.767845]  ? usleep_range+0x190/0x190
[ 2612.771794]  ? inotify_read+0x5ec/0x870
[ 2612.775743]  ? lock_downgrade+0x980/0x980
[ 2612.779865]  ? fsnotify_notify_queue_is_empty+0xfa/0x1c0
[ 2612.785293]  wait_woken+0x10f/0x280
[ 2612.788890]  ? do_raw_spin_trylock+0x190/0x190
[ 2612.793443]  ? woken_wake_function+0x60/0x60
[ 2612.797836]  inotify_read+0x689/0x870
[ 2612.801614]  ? find_held_lock+0x35/0x1d0
[ 2612.805662]  ? inotify_remove_from_idr+0x5e0/0x5e0
[ 2612.810559]  ? lock_downgrade+0x980/0x980
[ 2612.814675]  ? mntput+0x66/0x90
[ 2612.817935]  ? __init_waitqueue_head+0x140/0x140
[ 2612.822670]  ? bpf_fd_pass+0x5c/0x280
[ 2612.826444]  ? inotify_remove_from_idr+0x5e0/0x5e0
[ 2612.831343]  __vfs_read+0xef/0xa00
[ 2612.834853]  ? fsnotify+0x7b3/0x1140
[ 2612.838541]  ? vfs_copy_file_range+0x940/0x940
[ 2612.843109]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2612.847669]  ? selinux_file_permission+0x82/0x460
[ 2612.852489]  ? security_file_permission+0x89/0x1e0
[ 2612.857393]  ? rw_verify_area+0xe5/0x2b0
[ 2612.861424]  ? __fdget_raw+0x20/0x20
[ 2612.865112]  vfs_read+0x11e/0x350
[ 2612.868540]  SyS_read+0xef/0x220
[ 2612.871881]  ? kernel_write+0x120/0x120
[ 2612.875826]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2612.880814]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2612.885551]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2612.890274] RIP: 0033:0x7fd339c7b310
[ 2612.893956] RSP: 002b:00007ffc5338b768 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2612.901635] RAX: ffffffffffffffda RBX: 00005625a84ccfc0 RCX: 00007fd339c7b310
[ 2612.908876] RDX: 0000000000008000 RSI: 00007ffc5338b770 RDI: 0000000000000003
[ 2612.916114] RBP: 00005625a84cbd00 R08: 0000000000000000 R09: 73753a725f746365
[ 2612.923353] R10: 00005625a6b22f40 R11: 0000000000000246 R12: 0000000000000000
[ 2612.930593] R13: 00005625a84ccfc0 R14: 0000000000000801 R15: 0000000000000000
[ 2612.937856] sshd            S22224  3084      1 0x00000000
[ 2612.943458] Call Trace:
[ 2612.946025]  __schedule+0x8eb/0x2060
[ 2612.949724]  ? __sched_text_start+0x8/0x8
[ 2612.953842]  ? add_wait_queue+0x1a9/0x290
[ 2612.957964]  ? lock_downgrade+0x980/0x980
[ 2612.962086]  ? lock_release+0xa40/0xa40
[ 2612.966035]  ? check_noncircular+0x20/0x20
[ 2612.970241]  ? do_raw_spin_trylock+0x190/0x190
[ 2612.974797]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2612.979873]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2612.984861]  ? trace_hardirqs_on+0xd/0x10
[ 2612.988987]  schedule+0xf5/0x430
[ 2612.992325]  ? wait_woken+0x280/0x280
[ 2612.996098]  ? __schedule+0x2060/0x2060
[ 2613.000056]  ? __pollwait+0x2b6/0x400
[ 2613.003838]  ? tcp_poll+0x4eb/0xe90
[ 2613.007437]  ? poll_initwait+0x180/0x180
[ 2613.011476]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2613.016812]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2613.021887]  ? find_held_lock+0x35/0x1d0
[ 2613.025928]  ? __fget_light+0x297/0x380
[ 2613.029877]  ? fget_raw+0x20/0x20
[ 2613.033307]  schedule_hrtimeout_range+0x2a/0x40
[ 2613.037949]  poll_schedule_timeout+0x10f/0x1f0
[ 2613.042505]  ? poll_freewait+0x250/0x250
[ 2613.046537]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2613.052408]  do_select+0x11dd/0x1700
[ 2613.056135]  ? select_estimate_accuracy+0x450/0x450
[ 2613.061139]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2613.066321]  ? set_fd_set.part.0+0x70/0x70
[ 2613.070532]  ? set_fd_set.part.0+0x70/0x70
[ 2613.074744]  ? mntput_no_expire+0x130/0xa90
[ 2613.079041]  ? find_held_lock+0x35/0x1d0
[ 2613.083087]  ? __might_fault+0x110/0x1d0
[ 2613.087120]  ? lock_downgrade+0x980/0x980
[ 2613.091247]  ? lock_release+0xa40/0xa40
[ 2613.095195]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2613.101052]  ? __check_object_size+0x25d/0x4f0
[ 2613.105602]  ? mntput_no_expire+0x15e/0xa90
[ 2613.109902]  ? __might_sleep+0x95/0x190
[ 2613.113855]  ? kasan_check_write+0x14/0x20
[ 2613.118066]  core_sys_select+0x480/0x960
[ 2613.122097]  ? core_sys_select+0x480/0x960
[ 2613.126312]  ? poll_select_set_timeout+0x210/0x210
[ 2613.131213]  ? do_raw_spin_trylock+0x190/0x190
[ 2613.135769]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2613.140243]  ? trace_hardirqs_on+0xd/0x10
[ 2613.144360]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2613.148836]  ? task_work_cancel+0x210/0x210
[ 2613.153134]  ? exit_to_usermode_loop+0x8c/0x310
[ 2613.157779]  ? trace_hardirqs_off+0xd/0x10
[ 2613.161983]  ? exit_to_usermode_loop+0x198/0x310
[ 2613.166712]  ? trace_event_raw_event_sys_exit+0x260/0x260
[ 2613.172231]  SyS_select+0x194/0x230
[ 2613.175833]  ? core_sys_select+0x960/0x960
[ 2613.180035]  ? SyS_write+0x184/0x220
[ 2613.183720]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2613.188535]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2613.193521]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2613.198256]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2613.202980] RIP: 0033:0x7fbd8e968dd3
[ 2613.206660] RSP: 002b:00007ffc872bf168 EFLAGS: 00000246 ORIG_RAX: 0000000000000017
[ 2613.214338] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbd8e968dd3
[ 2613.221579] RDX: 0000000000000000 RSI: 000055f1f149daa0 RDI: 0000000000000007
[ 2613.228817] RBP: 0000000000000005 R08: 0000000000000000 R09: 0000000000000000
[ 2613.236058] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 2613.243297] R13: 000055f1f02eaa40 R14: 000055f1f149daa0 R15: 000055f1f02e4ca0
[ 2613.250565] getty           S19200  3114      1 0x00000000
[ 2613.256165] Call Trace:
[ 2613.258733]  __schedule+0x8eb/0x2060
[ 2613.262428]  ? __sched_text_start+0x8/0x8
[ 2613.266546]  ? __mutex_lock+0x16f/0x1a80
[ 2613.270666]  ? check_noncircular+0x20/0x20
[ 2613.274876]  ? n_tty_read+0x2ef/0x1a00
[ 2613.278736]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2613.283900]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2613.288721]  ? print_irqtrace_events+0x270/0x270
[ 2613.293455]  ? __lock_is_held+0xb6/0x140
[ 2613.297488]  ? check_noncircular+0x20/0x20
[ 2613.301699]  schedule+0xf5/0x430
[ 2613.305040]  ? check_noncircular+0x20/0x20
[ 2613.309244]  ? __schedule+0x2060/0x2060
[ 2613.313197]  ? mark_held_locks+0xaf/0x100
[ 2613.317320]  ? print_irqtrace_events+0x270/0x270
[ 2613.322048]  ? flush_work+0x6a7/0x8f0
[ 2613.325832]  ? lock_acquire+0x1d5/0x580
[ 2613.329787]  schedule_timeout+0x1a3/0x230
[ 2613.333909]  ? usleep_range+0x190/0x190
[ 2613.337858]  ? n_tty_read+0xad8/0x1a00
[ 2613.341718]  ? lock_downgrade+0x980/0x980
[ 2613.345843]  ? __might_sleep+0x95/0x190
[ 2613.349794]  wait_woken+0x10f/0x280
[ 2613.353389]  ? n_tty_read+0x92d/0x1a00
[ 2613.357249]  ? woken_wake_function+0x60/0x60
[ 2613.361645]  n_tty_read+0xaf0/0x1a00
[ 2613.365363]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2613.369843]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2613.375719]  ? rcu_note_context_switch+0x710/0x710
[ 2613.380635]  ? __init_waitqueue_head+0x140/0x140
[ 2613.385371]  ? __init_waitqueue_head+0x140/0x140
[ 2613.390101]  ? tty_poll+0x170/0x170
[ 2613.393702]  ? ldsem_down_read+0x37/0x40
[ 2613.397743]  ? ldsem_down_read+0x37/0x40
[ 2613.401782]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2613.406249]  tty_read+0x169/0x250
[ 2613.409679]  ? tty_poll+0x170/0x170
[ 2613.413276]  __vfs_read+0xef/0xa00
[ 2613.416791]  ? fsnotify+0x7b3/0x1140
[ 2613.420481]  ? vfs_copy_file_range+0x940/0x940
[ 2613.425040]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2613.429601]  ? avc_policy_seqno+0x9/0x20
[ 2613.433634]  ? selinux_file_permission+0x82/0x460
[ 2613.438453]  ? security_file_permission+0x89/0x1e0
[ 2613.443360]  ? rw_verify_area+0xe5/0x2b0
[ 2613.447389]  ? __fdget_raw+0x20/0x20
[ 2613.451079]  vfs_read+0x11e/0x350
[ 2613.454509]  SyS_read+0xef/0x220
[ 2613.457851]  ? kernel_write+0x120/0x120
[ 2613.461796]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2613.466784]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2613.471520]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2613.476700] RIP: 0033:0x7f8b53c29310
[ 2613.480381] RSP: 002b:00007ffdd4c815c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2613.488064] RAX: ffffffffffffffda RBX: 0000000001ddbde0 RCX: 00007f8b53c29310
[ 2613.495305] RDX: 0000000000000001 RSI: 00007ffdd4c81618 RDI: 0000000000000000
[ 2613.502546] RBP: 0000000000000000 R08: 00007ffdd4c81400 R09: 00007f8b53edfe90
[ 2613.509785] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[ 2613.517028] R13: 000000000000006c R14: 000000000000006c R15: 00007ffdd4c81504
[ 2613.524293] getty           S20976  3115      1 0x00000000
[ 2613.529894] Call Trace:
[ 2613.532459]  __schedule+0x8eb/0x2060
[ 2613.536160]  ? __sched_text_start+0x8/0x8
[ 2613.540280]  ? __mutex_lock+0x16f/0x1a80
[ 2613.544313]  ? check_noncircular+0x20/0x20
[ 2613.548521]  ? n_tty_read+0x2ef/0x1a00
[ 2613.552380]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2613.557544]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2613.562360]  ? print_irqtrace_events+0x270/0x270
[ 2613.567095]  ? __lock_is_held+0xb6/0x140
[ 2613.571127]  ? check_noncircular+0x20/0x20
[ 2613.575343]  schedule+0xf5/0x430
[ 2613.578683]  ? check_noncircular+0x20/0x20
[ 2613.582890]  ? __schedule+0x2060/0x2060
[ 2613.586846]  ? mark_held_locks+0xaf/0x100
[ 2613.590963]  ? print_irqtrace_events+0x270/0x270
[ 2613.595690]  ? flush_work+0x6a7/0x8f0
[ 2613.599470]  ? lock_acquire+0x1d5/0x580
[ 2613.603421]  schedule_timeout+0x1a3/0x230
[ 2613.607542]  ? usleep_range+0x190/0x190
[ 2613.611489]  ? n_tty_read+0xad8/0x1a00
[ 2613.615347]  ? lock_downgrade+0x980/0x980
[ 2613.619471]  ? __might_sleep+0x95/0x190
[ 2613.623427]  wait_woken+0x10f/0x280
[ 2613.627022]  ? n_tty_read+0x92d/0x1a00
[ 2613.630883]  ? woken_wake_function+0x60/0x60
[ 2613.635275]  n_tty_read+0xaf0/0x1a00
[ 2613.638999]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2613.643480]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2613.649338]  ? rcu_note_context_switch+0x710/0x710
[ 2613.654324]  ? __init_waitqueue_head+0x140/0x140
[ 2613.659057]  ? __init_waitqueue_head+0x140/0x140
[ 2613.663786]  ? tty_poll+0x170/0x170
[ 2613.667556]  ? ldsem_down_read+0x37/0x40
[ 2613.671587]  ? ldsem_down_read+0x37/0x40
[ 2613.675620]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2613.680090]  tty_read+0x169/0x250
[ 2613.683520]  ? tty_poll+0x170/0x170
[ 2613.687117]  __vfs_read+0xef/0xa00
[ 2613.690630]  ? fsnotify+0x7b3/0x1140
[ 2613.694320]  ? vfs_copy_file_range+0x940/0x940
[ 2613.698881]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2613.703442]  ? avc_policy_seqno+0x9/0x20
[ 2613.707482]  ? selinux_file_permission+0x82/0x460
[ 2613.712302]  ? security_file_permission+0x89/0x1e0
[ 2613.717210]  ? rw_verify_area+0xe5/0x2b0
[ 2613.721242]  ? __fdget_raw+0x20/0x20
[ 2613.724930]  vfs_read+0x11e/0x350
[ 2613.728362]  SyS_read+0xef/0x220
[ 2613.731704]  ? kernel_write+0x120/0x120
[ 2613.735648]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2613.740641]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2613.745381]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2613.750106] RIP: 0033:0x7f8354a64310
[ 2613.753786] RSP: 002b:00007ffc75610638 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2613.761462] RAX: ffffffffffffffda RBX: 0000000000ce7de0 RCX: 00007f8354a64310
[ 2613.768702] RDX: 0000000000000001 RSI: 00007ffc75610688 RDI: 0000000000000000
[ 2613.775941] RBP: 0000000000000000 R08: 00007ffc75610470 R09: 00007f8354d1ae90
[ 2613.783179] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[ 2613.790418] R13: 000000000000006c R14: 000000000000006c R15: 00007ffc75610574
[ 2613.797683] getty           S21232  3116      1 0x00000000
[ 2613.803284] Call Trace:
[ 2613.805845]  __schedule+0x8eb/0x2060
[ 2613.809540]  ? __sched_text_start+0x8/0x8
[ 2613.813660]  ? __mutex_lock+0x16f/0x1a80
[ 2613.817692]  ? check_noncircular+0x20/0x20
[ 2613.821899]  ? n_tty_read+0x2ef/0x1a00
[ 2613.825760]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2613.830924]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2613.835744]  ? print_irqtrace_events+0x270/0x270
[ 2613.840479]  ? __lock_is_held+0xb6/0x140
[ 2613.844513]  ? check_noncircular+0x20/0x20
[ 2613.848723]  schedule+0xf5/0x430
[ 2613.852062]  ? check_noncircular+0x20/0x20
[ 2613.856268]  ? __schedule+0x2060/0x2060
[ 2613.860218]  ? mark_held_locks+0xaf/0x100
[ 2613.864334]  ? print_irqtrace_events+0x270/0x270
[ 2613.869062]  ? flush_work+0x6a7/0x8f0
[ 2613.872848]  ? lock_acquire+0x1d5/0x580
[ 2613.876802]  schedule_timeout+0x1a3/0x230
[ 2613.880923]  ? usleep_range+0x190/0x190
[ 2613.884869]  ? n_tty_read+0xad8/0x1a00
[ 2613.888728]  ? lock_downgrade+0x980/0x980
[ 2613.892854]  ? __might_sleep+0x95/0x190
[ 2613.896803]  wait_woken+0x10f/0x280
[ 2613.900400]  ? n_tty_read+0x92d/0x1a00
[ 2613.904258]  ? woken_wake_function+0x60/0x60
[ 2613.908651]  n_tty_read+0xaf0/0x1a00
[ 2613.912366]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2613.916845]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2613.922702]  ? rcu_note_context_switch+0x710/0x710
[ 2613.927603]  ? __init_waitqueue_head+0x140/0x140
[ 2613.932333]  ? __init_waitqueue_head+0x140/0x140
[ 2613.937062]  ? tty_poll+0x170/0x170
[ 2613.940660]  ? ldsem_down_read+0x37/0x40
[ 2613.944691]  ? ldsem_down_read+0x37/0x40
[ 2613.948724]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2613.953190]  tty_read+0x169/0x250
[ 2613.956619]  ? tty_poll+0x170/0x170
[ 2613.960217]  __vfs_read+0xef/0xa00
[ 2613.963731]  ? fsnotify+0x7b3/0x1140
[ 2613.967417]  ? vfs_copy_file_range+0x940/0x940
[ 2613.971980]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2613.976537]  ? avc_policy_seqno+0x9/0x20
[ 2613.980570]  ? selinux_file_permission+0x82/0x460
[ 2613.985389]  ? security_file_permission+0x89/0x1e0
[ 2613.990293]  ? rw_verify_area+0xe5/0x2b0
[ 2613.994325]  ? __fdget_raw+0x20/0x20
[ 2613.998019]  vfs_read+0x11e/0x350
[ 2614.001450]  SyS_read+0xef/0x220
[ 2614.004794]  ? kernel_write+0x120/0x120
[ 2614.008735]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2614.013723]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2614.018459]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2614.023182] RIP: 0033:0x7fab1e0e0310
[ 2614.026860] RSP: 002b:00007fffde0554e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2614.034541] RAX: ffffffffffffffda RBX: 0000000000607340 RCX: 00007fab1e0e0310
[ 2614.041781] RDX: 0000000000000001 RSI: 00007fffde055538 RDI: 0000000000000000
[ 2614.049024] RBP: 0000000001483de0 R08: 00007fffde055320 R09: 00007fab1e396e90
[ 2614.056263] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffde055d20
[ 2614.063502] R13: 00007fffde055320 R14: 000000000000006c R15: 00007fffde055424
[ 2614.070768] getty           S22672  3117      1 0x00000000
[ 2614.076368] Call Trace:
[ 2614.078930]  __schedule+0x8eb/0x2060
[ 2614.082628]  ? __sched_text_start+0x8/0x8
[ 2614.086748]  ? __mutex_lock+0x16f/0x1a80
[ 2614.090780]  ? check_noncircular+0x20/0x20
[ 2614.094987]  ? n_tty_read+0x2ef/0x1a00
[ 2614.098849]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2614.104025]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2614.108846]  ? print_irqtrace_events+0x270/0x270
[ 2614.113581]  ? __lock_is_held+0xb6/0x140
[ 2614.117616]  ? check_noncircular+0x20/0x20
[ 2614.121829]  schedule+0xf5/0x430
[ 2614.125166]  ? check_noncircular+0x20/0x20
[ 2614.129372]  ? __schedule+0x2060/0x2060
[ 2614.133321]  ? mark_held_locks+0xaf/0x100
[ 2614.137438]  ? print_irqtrace_events+0x270/0x270
[ 2614.142172]  ? flush_work+0x6a7/0x8f0
[ 2614.145953]  ? lock_acquire+0x1d5/0x580
[ 2614.149992]  schedule_timeout+0x1a3/0x230
[ 2614.154118]  ? usleep_range+0x190/0x190
[ 2614.158065]  ? n_tty_read+0xad8/0x1a00
[ 2614.161924]  ? lock_downgrade+0x980/0x980
[ 2614.166049]  ? __might_sleep+0x95/0x190
[ 2614.170001]  wait_woken+0x10f/0x280
[ 2614.173602]  ? n_tty_read+0x92d/0x1a00
[ 2614.177461]  ? woken_wake_function+0x60/0x60
[ 2614.181861]  n_tty_read+0xaf0/0x1a00
[ 2614.185577]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2614.190055]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2614.195915]  ? rcu_note_context_switch+0x710/0x710
[ 2614.200814]  ? __init_waitqueue_head+0x140/0x140
[ 2614.205544]  ? __init_waitqueue_head+0x140/0x140
[ 2614.210271]  ? tty_poll+0x170/0x170
[ 2614.213870]  ? ldsem_down_read+0x37/0x40
[ 2614.217900]  ? ldsem_down_read+0x37/0x40
[ 2614.221936]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2614.226408]  tty_read+0x169/0x250
[ 2614.229838]  ? tty_poll+0x170/0x170
[ 2614.233434]  __vfs_read+0xef/0xa00
[ 2614.236944]  ? fsnotify+0x7b3/0x1140
[ 2614.240634]  ? vfs_copy_file_range+0x940/0x940
[ 2614.245194]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2614.249751]  ? avc_policy_seqno+0x9/0x20
[ 2614.253784]  ? selinux_file_permission+0x82/0x460
[ 2614.258606]  ? security_file_permission+0x89/0x1e0
[ 2614.263511]  ? rw_verify_area+0xe5/0x2b0
[ 2614.267543]  ? __fdget_raw+0x20/0x20
[ 2614.271232]  vfs_read+0x11e/0x350
[ 2614.274663]  SyS_read+0xef/0x220
[ 2614.278008]  ? kernel_write+0x120/0x120
[ 2614.281953]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2614.286943]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2614.291679]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2614.296402] RIP: 0033:0x7f05995b8310
[ 2614.300083] RSP: 002b:00007fff69cf9728 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2614.307764] RAX: ffffffffffffffda RBX: 00000000019e5de0 RCX: 00007f05995b8310
[ 2614.315007] RDX: 0000000000000001 RSI: 00007fff69cf9778 RDI: 0000000000000000
[ 2614.322250] RBP: 0000000000000000 R08: 00007fff69cf9560 R09: 00007f059986ee90
[ 2614.329492] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[ 2614.336732] R13: 000000000000006c R14: 000000000000006c R15: 00007fff69cf9664
[ 2614.343996] getty           S22672  3118      1 0x00000000
[ 2614.349606] Call Trace:
[ 2614.352168]  __schedule+0x8eb/0x2060
[ 2614.355863]  ? __sched_text_start+0x8/0x8
[ 2614.359983]  ? __mutex_lock+0x16f/0x1a80
[ 2614.364021]  ? check_noncircular+0x20/0x20
[ 2614.368234]  ? n_tty_read+0x2ef/0x1a00
[ 2614.372096]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2614.377259]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2614.382077]  ? print_irqtrace_events+0x270/0x270
[ 2614.386816]  ? __lock_is_held+0xb6/0x140
[ 2614.390848]  ? check_noncircular+0x20/0x20
[ 2614.395058]  schedule+0xf5/0x430
[ 2614.398395]  ? check_noncircular+0x20/0x20
[ 2614.402603]  ? __schedule+0x2060/0x2060
[ 2614.406555]  ? mark_held_locks+0xaf/0x100
[ 2614.410672]  ? print_irqtrace_events+0x270/0x270
[ 2614.415398]  ? flush_work+0x6a7/0x8f0
[ 2614.419180]  ? lock_acquire+0x1d5/0x580
[ 2614.423134]  schedule_timeout+0x1a3/0x230
[ 2614.427252]  ? usleep_range+0x190/0x190
[ 2614.431200]  ? n_tty_read+0xad8/0x1a00
[ 2614.435062]  ? lock_downgrade+0x980/0x980
[ 2614.439189]  ? __might_sleep+0x95/0x190
[ 2614.443140]  wait_woken+0x10f/0x280
[ 2614.446735]  ? n_tty_read+0x92d/0x1a00
[ 2614.450597]  ? woken_wake_function+0x60/0x60
[ 2614.454997]  n_tty_read+0xaf0/0x1a00
[ 2614.458717]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2614.463196]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2614.469058]  ? rcu_note_context_switch+0x710/0x710
[ 2614.473963]  ? __init_waitqueue_head+0x140/0x140
[ 2614.478692]  ? __init_waitqueue_head+0x140/0x140
[ 2614.483421]  ? tty_poll+0x170/0x170
[ 2614.487022]  ? ldsem_down_read+0x37/0x40
[ 2614.491054]  ? ldsem_down_read+0x37/0x40
[ 2614.495090]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2614.499555]  tty_read+0x169/0x250
[ 2614.502993]  ? tty_poll+0x170/0x170
[ 2614.506593]  __vfs_read+0xef/0xa00
[ 2614.510106]  ? fsnotify+0x7b3/0x1140
[ 2614.513796]  ? vfs_copy_file_range+0x940/0x940
[ 2614.518357]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2614.522914]  ? avc_policy_seqno+0x9/0x20
[ 2614.526944]  ? selinux_file_permission+0x82/0x460
[ 2614.531763]  ? security_file_permission+0x89/0x1e0
[ 2614.536669]  ? rw_verify_area+0xe5/0x2b0
[ 2614.540701]  ? __fdget_raw+0x20/0x20
[ 2614.544390]  vfs_read+0x11e/0x350
[ 2614.547823]  SyS_read+0xef/0x220
[ 2614.551426]  ? kernel_write+0x120/0x120
[ 2614.555368]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2614.560357]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2614.565094]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2614.569828] RIP: 0033:0x7fb6226bd310
[ 2614.573510] RSP: 002b:00007fff121c7488 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2614.581188] RAX: ffffffffffffffda RBX: 0000000000607340 RCX: 00007fb6226bd310
[ 2614.588426] RDX: 0000000000000001 RSI: 00007fff121c74d8 RDI: 0000000000000000
[ 2614.595667] RBP: 00000000011cfde0 R08: 00007fff121c72c0 R09: 00007fb622973e90
[ 2614.602908] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff121c7cc0
[ 2614.610149] R13: 000000000000006c R14: 000000000000006c R15: 00007fff121c73c4
[ 2614.617415] getty           S23232  3119      1 0x00000000
[ 2614.623017] Call Trace:
[ 2614.625583]  __schedule+0x8eb/0x2060
[ 2614.629278]  ? __sched_text_start+0x8/0x8
[ 2614.633395]  ? __mutex_lock+0x16f/0x1a80
[ 2614.637428]  ? check_noncircular+0x20/0x20
[ 2614.641643]  ? n_tty_read+0x2ef/0x1a00
[ 2614.645523]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2614.650689]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2614.655507]  ? print_irqtrace_events+0x270/0x270
[ 2614.660253]  ? __lock_is_held+0xb6/0x140
[ 2614.664284]  ? check_noncircular+0x20/0x20
[ 2614.668494]  schedule+0xf5/0x430
[ 2614.671834]  ? check_noncircular+0x20/0x20
[ 2614.676042]  ? __schedule+0x2060/0x2060
[ 2614.679994]  ? mark_held_locks+0xaf/0x100
[ 2614.684114]  ? print_irqtrace_events+0x270/0x270
[ 2614.688841]  ? flush_work+0x6a7/0x8f0
[ 2614.692625]  ? lock_acquire+0x1d5/0x580
[ 2614.696584]  schedule_timeout+0x1a3/0x230
[ 2614.700704]  ? usleep_range+0x190/0x190
[ 2614.704652]  ? n_tty_read+0xad8/0x1a00
[ 2614.708512]  ? lock_downgrade+0x980/0x980
[ 2614.712644]  ? __might_sleep+0x95/0x190
[ 2614.716596]  wait_woken+0x10f/0x280
[ 2614.720193]  ? n_tty_read+0x92d/0x1a00
[ 2614.724052]  ? woken_wake_function+0x60/0x60
[ 2614.728447]  n_tty_read+0xaf0/0x1a00
[ 2614.732162]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2614.736634]  ? __check_object_size+0x25d/0x4f0
[ 2614.741194]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2614.747059]  ? rcu_note_context_switch+0x710/0x710
[ 2614.751959]  ? __init_waitqueue_head+0x140/0x140
[ 2614.756696]  ? __init_waitqueue_head+0x140/0x140
[ 2614.761424]  ? tty_poll+0x170/0x170
[ 2614.765109]  ? ldsem_down_read+0x37/0x40
[ 2614.769147]  ? ldsem_down_read+0x37/0x40
[ 2614.773181]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2614.777649]  tty_read+0x169/0x250
[ 2614.781079]  ? tty_poll+0x170/0x170
[ 2614.784677]  __vfs_read+0xef/0xa00
[ 2614.788190]  ? fsnotify+0x7b3/0x1140
[ 2614.791878]  ? vfs_copy_file_range+0x940/0x940
[ 2614.796438]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2614.800998]  ? avc_policy_seqno+0x9/0x20
[ 2614.805033]  ? selinux_file_permission+0x82/0x460
[ 2614.809867]  ? security_file_permission+0x89/0x1e0
[ 2614.814773]  ? rw_verify_area+0xe5/0x2b0
[ 2614.818806]  ? __fdget_raw+0x20/0x20
[ 2614.822496]  vfs_read+0x11e/0x350
[ 2614.825928]  SyS_read+0xef/0x220
[ 2614.829271]  ? kernel_write+0x120/0x120
[ 2614.833221]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2614.838210]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2614.842948]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2614.847673] RIP: 0033:0x7fd79ec55310
[ 2614.851354] RSP: 002b:00007ffcf5258008 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2614.859031] RAX: ffffffffffffffda RBX: 0000000000c5d7e0 RCX: 00007fd79ec55310
[ 2614.866272] RDX: 0000000000000001 RSI: 00007ffcf5258058 RDI: 0000000000000000
[ 2614.873510] RBP: 0000000000000000 R08: 00007ffcf5257e40 R09: 0000000000000000
[ 2614.880748] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[ 2614.887986] R13: 000000000000006c R14: 000000000000006c R15: 00007ffcf5257f44
[ 2614.895251] sshd            S20288  3138   3084 0x00000000
[ 2614.900853] Call Trace:
[ 2614.903418]  __schedule+0x8eb/0x2060
[ 2614.907117]  ? __sched_text_start+0x8/0x8
[ 2614.911236]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2614.916054]  ? lock_downgrade+0x980/0x980
[ 2614.920179]  ? enqueue_hrtimer+0x171/0x4a0
[ 2614.924385]  ? __remove_hrtimer+0x190/0x190
[ 2614.928679]  ? do_raw_spin_trylock+0x190/0x190
[ 2614.933234]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2614.938310]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2614.943297]  ? trace_hardirqs_on+0xd/0x10
[ 2614.947425]  schedule+0xf5/0x430
[ 2614.950767]  ? __schedule+0x2060/0x2060
[ 2614.954727]  ? add_wait_queue+0x1a9/0x290
[ 2614.958847]  ? lock_downgrade+0x980/0x980
[ 2614.962963]  ? tcp_stream_memory_free+0x10e/0x150
[ 2614.967779]  ? memset+0x31/0x40
[ 2614.971033]  ? __hrtimer_init+0x4e/0x140
[ 2614.975072]  schedule_hrtimeout_range_clock+0x206/0x460
[ 2614.980410]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2614.985489]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2614.989696]  ? add_wait_queue+0x1a9/0x290
[ 2614.993825]  schedule_hrtimeout_range+0x2a/0x40
[ 2614.998469]  poll_schedule_timeout+0x10f/0x1f0
[ 2615.003030]  ? poll_freewait+0x250/0x250
[ 2615.007065]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2615.013003]  ? poll_initwait+0x180/0x180
[ 2615.017049]  do_select+0x11dd/0x1700
[ 2615.020777]  ? select_estimate_accuracy+0x450/0x450
[ 2615.025864]  ? perf_trace_lock+0xd6/0x900
[ 2615.029984]  ? check_noncircular+0x20/0x20
[ 2615.034196]  ? perf_trace_lock+0xd6/0x900
[ 2615.038332]  ? set_fd_set.part.0+0x70/0x70
[ 2615.042544]  ? set_fd_set.part.0+0x70/0x70
[ 2615.046754]  ? set_fd_set.part.0+0x70/0x70
[ 2615.050966]  ? set_fd_set.part.0+0x70/0x70
[ 2615.055181]  ? __might_fault+0x110/0x1d0
[ 2615.059212]  ? lock_downgrade+0x980/0x980
[ 2615.063335]  ? lock_release+0xa40/0xa40
[ 2615.067279]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2615.073133]  ? __check_object_size+0x25d/0x4f0
[ 2615.077695]  ? __might_sleep+0x95/0x190
[ 2615.081649]  ? kasan_check_write+0x14/0x20
[ 2615.085860]  core_sys_select+0x480/0x960
[ 2615.089888]  ? core_sys_select+0x480/0x960
[ 2615.094103]  ? poll_select_set_timeout+0x210/0x210
[ 2615.099012]  ? kvm_clock_get_cycles+0x25/0x30
[ 2615.103502]  ? timespec64_add_safe+0x1bb/0x2c0
[ 2615.108068]  ? fsnotify+0x7b3/0x1140
[ 2615.111764]  ? poll_select_set_timeout+0x12f/0x210
[ 2615.116662]  ? do_restart_poll+0x2a0/0x2a0
[ 2615.120873]  ? kasan_check_write+0x14/0x20
[ 2615.125085]  SyS_select+0x194/0x230
[ 2615.128688]  ? core_sys_select+0x960/0x960
[ 2615.132890]  ? SyS_read+0x184/0x220
[ 2615.136487]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2615.141303]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2615.146294]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2615.151035]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2615.155757] RIP: 0033:0x7f5501469dd3
[ 2615.159437] RSP: 002b:00007ffd3cdb6908 EFLAGS: 00000246 ORIG_RAX: 0000000000000017
[ 2615.167114] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5501469dd3
[ 2615.174352] RDX: 0000561fa827eae0 RSI: 0000561fa827eb00 RDI: 000000000000000c
[ 2615.181592] RBP: 0000000000000001 R08: 00007ffd3cdb6930 R09: 0101010101010101
[ 2615.188828] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561fa827d590
[ 2615.196065] R13: 0000561fa6898fb4 R14: 0000000000000028 R15: 0000561fa689aca0
[ 2615.203328] syz-fuzzer      S21152  3140   3138 0x00000000
[ 2615.208926] Call Trace:
[ 2615.211487]  __schedule+0x8eb/0x2060
[ 2615.215181]  ? __sched_text_start+0x8/0x8
[ 2615.219299]  ? check_noncircular+0x20/0x20
[ 2615.223509]  ? plist_check_head+0xe2/0x130
[ 2615.227712]  ? plist_check_list+0xa0/0xa0
[ 2615.231847]  ? plist_add+0x5cb/0x760
[ 2615.235550]  schedule+0xf5/0x430
[ 2615.238886]  ? lock_downgrade+0x980/0x980
[ 2615.243003]  ? __schedule+0x2060/0x2060
[ 2615.246956]  ? switched_to_fair+0xb0/0xb0
[ 2615.251070]  ? __lock_acquire+0x664/0x3e00
[ 2615.255280]  ? do_raw_spin_trylock+0x190/0x190
[ 2615.259832]  ? futex_wait_setup+0x14a/0x3d0
[ 2615.264137]  futex_wait_queue_me+0x3ed/0x7e0
[ 2615.268519]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2615.273864]  ? get_futex_value_locked+0xc3/0xf0
[ 2615.278507]  ? futex_wait_setup+0x22e/0x3d0
[ 2615.282797]  ? compat_start_thread+0x80/0x80
[ 2615.287188]  ? futex_wake+0x680/0x680
[ 2615.290958]  ? __mutex_lock+0x16f/0x1a80
[ 2615.294986]  ? pipe_wait+0x1e6/0x280
[ 2615.298671]  ? trace_hardirqs_on+0xd/0x10
[ 2615.302788]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2615.307257]  futex_wait+0x34b/0x9a0
[ 2615.310867]  ? futex_wait_setup+0x3d0/0x3d0
[ 2615.315164]  ? __schedule+0x8f3/0x2060
[ 2615.319037]  ? __sched_text_start+0x8/0x8
[ 2615.323154]  ? lock_downgrade+0x980/0x980
[ 2615.327278]  ? find_held_lock+0x35/0x1d0
[ 2615.331339]  do_futex+0x11ec/0x22a0
[ 2615.334939]  ? schedule+0xf5/0x430
[ 2615.338463]  ? exit_robust_list+0x240/0x240
[ 2615.342756]  ? wait_for_completion+0x770/0x770
[ 2615.347321]  ? mutex_lock_nested+0x16/0x20
[ 2615.351524]  ? mutex_lock_nested+0x16/0x20
[ 2615.355725]  ? pipe_wait+0x1eb/0x280
[ 2615.359407]  ? pipe_double_lock+0x1d0/0x1d0
[ 2615.363706]  ? iterate_fd+0x3f0/0x3f0
[ 2615.367485]  ? mutex_unlock+0xd/0x10
[ 2615.371166]  ? pipe_read+0x5d3/0x7f0
[ 2615.374870]  ? __vfs_read+0xf7/0xa00
[ 2615.378559]  ? vfs_copy_file_range+0x940/0x940
[ 2615.383120]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2615.387678]  ? selinux_file_permission+0x82/0x460
[ 2615.392510]  SyS_futex+0x260/0x390
[ 2615.396022]  ? vfs_read+0x165/0x350
[ 2615.399624]  ? do_futex+0x22a0/0x22a0
[ 2615.403390]  ? SyS_read+0x184/0x220
[ 2615.406987]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2615.411805]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2615.416792]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2615.421528]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2615.426249] RIP: 0033:0x45ddf3
[ 2615.429407] RSP: 002b:00007ffd4f2c30e0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2615.437085] RAX: ffffffffffffffda RBX: 0000000001669c80 RCX: 000000000045ddf3
[ 2615.444323] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001669d90
[ 2615.451563] RBP: 000000c425013618 R08: 0000000000000000 R09: 0000000000000000
[ 2615.458801] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000475c03
[ 2615.466038] R13: 00000000000000f2 R14: 0000000000000032 R15: 0000000000000000
[ 2615.473882] syz-fuzzer      R  running task    22576  3141   3138 0x00000000
[ 2615.481052] Call Trace:
[ 2615.483614]  __schedule+0x8eb/0x2060
[ 2615.487308]  ? __sched_text_start+0x8/0x8
[ 2615.491427]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2615.496243]  ? lock_downgrade+0x980/0x980
[ 2615.500369]  ? enqueue_hrtimer+0x171/0x4a0
[ 2615.504573]  ? __remove_hrtimer+0x190/0x190
[ 2615.508863]  ? find_held_lock+0x35/0x1d0
[ 2615.512892]  ? do_raw_spin_trylock+0x190/0x190
[ 2615.517447]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2615.522524]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2615.527510]  ? trace_hardirqs_on+0xd/0x10
[ 2615.531639]  schedule+0xf5/0x430
[ 2615.534978]  ? __schedule+0x2060/0x2060
[ 2615.538937]  ? do_raw_spin_trylock+0x190/0x190
[ 2615.543493]  ? futex_wait_setup+0x14a/0x3d0
[ 2615.547786]  ? poll_schedule_timeout+0x117/0x1f0
[ 2615.552521]  futex_wait_queue_me+0x3ed/0x7e0
[ 2615.556905]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2615.562252]  ? get_futex_value_locked+0xc3/0xf0
[ 2615.566893]  ? futex_wait_setup+0x22e/0x3d0
[ 2615.571182]  ? print_irqtrace_events+0x270/0x270
[ 2615.575918]  ? futex_wake+0x680/0x680
[ 2615.579692]  ? __hrtimer_init+0x4e/0x140
[ 2615.583733]  futex_wait+0x34b/0x9a0
[ 2615.587343]  ? futex_wait_setup+0x3d0/0x3d0
[ 2615.591639]  ? __lock_acquire+0x664/0x3e00
[ 2615.595850]  ? trace_event_raw_event_lock+0x340/0x340
[ 2615.601020]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2615.605233]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2615.610391]  ? trace_event_raw_event_lock+0x340/0x340
[ 2615.615576]  do_futex+0x11ec/0x22a0
[ 2615.619183]  ? __might_fault+0x110/0x1d0
[ 2615.623224]  ? exit_robust_list+0x240/0x240
[ 2615.627513]  ? check_noncircular+0x20/0x20
[ 2615.631717]  ? perf_trace_lock+0xd6/0x900
[ 2615.635835]  ? pvclock_read_flags+0x160/0x160
[ 2615.640306]  ? trace_event_raw_event_lock+0x340/0x340
[ 2615.645468]  ? __might_sleep+0x95/0x190
[ 2615.649415]  ? check_noncircular+0x20/0x20
[ 2615.653628]  ? find_held_lock+0x35/0x1d0
[ 2615.657669]  ? SyS_futex+0x2d3/0x390
[ 2615.661354]  ? lock_downgrade+0x980/0x980
[ 2615.665486]  ? pvclock_read_flags+0x160/0x160
[ 2615.669951]  ? __might_fault+0x110/0x1d0
[ 2615.673987]  ? lock_downgrade+0x980/0x980
[ 2615.678105]  ? ktime_get+0x15c/0x3a0
[ 2615.681802]  ? kvm_clock_get_cycles+0x25/0x30
[ 2615.686264]  ? ktime_get+0x26f/0x3a0
[ 2615.689952]  ? ktime_get_resolution_ns+0x300/0x300
[ 2615.694853]  ? __might_sleep+0x95/0x190
[ 2615.698809]  ? kasan_check_write+0x14/0x20
[ 2615.703026]  SyS_futex+0x260/0x390
[ 2615.706545]  ? do_futex+0x22a0/0x22a0
[ 2615.710317]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2615.715133]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2615.720130]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2615.724865]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2615.729587] RIP: 0033:0x45ddf3
[ 2615.732747] RSP: 002b:000000c420035e80 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2615.740425] RAX: ffffffffffffffda RBX: 00000045d964b800 RCX: 000000000045ddf3
[ 2615.747661] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000016691f8
[ 2615.754900] RBP: 000000c420035e98 R08: 0000000000000000 R09: 0000000000000000
[ 2615.762140] R10: 000000c420035eb8 R11: 0000000000000246 R12: 0000000000430130
[ 2615.769378] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[ 2615.776641] syz-fuzzer      S20432  3142   3138 0x00000000
[ 2615.782239] Call Trace:
[ 2615.784800]  __schedule+0x8eb/0x2060
[ 2615.788497]  ? __sched_text_start+0x8/0x8
[ 2615.792613]  ? check_noncircular+0x20/0x20
[ 2615.796824]  ? plist_check_head+0xe2/0x130
[ 2615.801030]  ? plist_check_list+0xa0/0xa0
[ 2615.805150]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2615.810308]  ? check_preempt_wakeup+0x426/0xb20
[ 2615.814954]  ? plist_add+0x5cb/0x760
[ 2615.818658]  schedule+0xf5/0x430
[ 2615.821995]  ? lock_downgrade+0x980/0x980
[ 2615.826115]  ? __schedule+0x2060/0x2060
[ 2615.830061]  ? print_irqtrace_events+0x270/0x270
[ 2615.834793]  ? do_raw_spin_trylock+0x190/0x190
[ 2615.839345]  ? futex_wait_setup+0x14a/0x3d0
[ 2615.843649]  futex_wait_queue_me+0x3ed/0x7e0
[ 2615.848032]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2615.853373]  ? __lock_acquire+0x664/0x3e00
[ 2615.857582]  ? get_futex_value_locked+0xc3/0xf0
[ 2615.862221]  ? futex_wait_setup+0x22e/0x3d0
[ 2615.866508]  ? lock_acquire+0x1d5/0x580
[ 2615.870461]  ? futex_wake+0x680/0x680
[ 2615.874232]  ? lock_release+0xa40/0xa40
[ 2615.878177]  ? perf_trace_lock+0xd6/0x900
[ 2615.882298]  futex_wait+0x34b/0x9a0
[ 2615.885894]  ? trace_event_raw_event_lock+0x340/0x340
[ 2615.891061]  ? futex_wait_setup+0x3d0/0x3d0
[ 2615.895357]  ? pipe_read+0xb7/0x7f0
[ 2615.898955]  ? wake_up_q+0x8a/0xe0
[ 2615.902481]  ? check_noncircular+0x20/0x20
[ 2615.906689]  ? find_held_lock+0x35/0x1d0
[ 2615.910754]  do_futex+0x11ec/0x22a0
[ 2615.914348]  ? lock_downgrade+0x980/0x980
[ 2615.918471]  ? lock_release+0xa40/0xa40
[ 2615.922415]  ? lock_downgrade+0x980/0x980
[ 2615.926539]  ? exit_robust_list+0x240/0x240
[ 2615.930834]  ? wait_for_completion+0x770/0x770
[ 2615.935395]  ? avc_has_perm+0x43e/0x680
[ 2615.939343]  ? avc_has_perm_noaudit+0x520/0x520
[ 2615.943994]  ? iterate_fd+0x3f0/0x3f0
[ 2615.947774]  ? mutex_unlock+0xd/0x10
[ 2615.951455]  ? pipe_read+0x5d3/0x7f0
[ 2615.955165]  ? __vfs_read+0xf7/0xa00
[ 2615.958853]  ? vfs_copy_file_range+0x940/0x940
[ 2615.963413]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2615.967974]  ? selinux_file_permission+0x82/0x460
[ 2615.972808]  SyS_futex+0x260/0x390
[ 2615.976318]  ? vfs_read+0x165/0x350
[ 2615.979921]  ? do_futex+0x22a0/0x22a0
[ 2615.983690]  ? SyS_read+0x184/0x220
[ 2615.987286]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2615.992104]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2615.997093]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2616.001826]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2616.006550] RIP: 0033:0x45ddf3
[ 2616.009712] RSP: 002b:000000c420031de8 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2616.017389] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000045ddf3
[ 2616.024625] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c420026490
[ 2616.031864] RBP: 000000c424d317c0 R08: 0000000000000000 R09: 0000000000000000
[ 2616.039104] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000042
[ 2616.046341] R13: 0000000000894abb R14: 0000000000000043 R15: 0000000000000000
[ 2616.053606] syz-fuzzer      S25520  3143   3138 0x00000000
[ 2616.059206] Call Trace:
[ 2616.061767]  __schedule+0x8eb/0x2060
[ 2616.065447]  ? find_held_lock+0x35/0x1d0
[ 2616.069488]  ? __sched_text_start+0x8/0x8
[ 2616.073606]  ? check_noncircular+0x20/0x20
[ 2616.077813]  ? plist_check_head+0xe2/0x130
[ 2616.082021]  ? plist_check_list+0xa0/0xa0
[ 2616.086140]  ? check_noncircular+0x20/0x20
[ 2616.090344]  ? check_preempt_wakeup+0x52c/0xb20
[ 2616.094987]  ? plist_add+0x5cb/0x760
[ 2616.098692]  schedule+0xf5/0x430
[ 2616.102031]  ? lock_downgrade+0x980/0x980
[ 2616.106148]  ? __schedule+0x2060/0x2060
[ 2616.110096]  ? try_to_wake_up+0xf9/0x1600
[ 2616.114220]  ? do_raw_spin_trylock+0x190/0x190
[ 2616.118771]  ? futex_wait_setup+0x14a/0x3d0
[ 2616.123083]  futex_wait_queue_me+0x3ed/0x7e0
[ 2616.127466]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2616.132803]  ? trace_hardirqs_on+0xd/0x10
[ 2616.136925]  ? try_to_wake_up+0xf9/0x1600
[ 2616.141047]  ? get_futex_value_locked+0xc3/0xf0
[ 2616.145689]  ? futex_wait_setup+0x22e/0x3d0
[ 2616.149993]  ? futex_wake+0x680/0x680
[ 2616.153771]  ? futex_wake+0x566/0x680
[ 2616.157549]  futex_wait+0x34b/0x9a0
[ 2616.161158]  ? futex_wait_setup+0x3d0/0x3d0
[ 2616.165446]  ? check_noncircular+0x20/0x20
[ 2616.169655]  ? wake_up_q+0x8a/0xe0
[ 2616.173165]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2616.178238]  ? futex_wake+0x2ca/0x680
[ 2616.182024]  ? get_futex_key+0x1d50/0x1d50
[ 2616.186233]  ? find_held_lock+0x35/0x1d0
[ 2616.190279]  ? lock_downgrade+0x980/0x980
[ 2616.194393]  ? __lock_acquire+0x664/0x3e00
[ 2616.198604]  do_futex+0x11ec/0x22a0
[ 2616.202201]  ? __handle_mm_fault+0x80e/0x3ce0
[ 2616.206664]  ? do_raw_spin_trylock+0x190/0x190
[ 2616.211219]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2616.216301]  ? exit_robust_list+0x240/0x240
[ 2616.220595]  ? ep_poll+0x371/0x1190
[ 2616.224206]  ? ep_poll_callback+0x1060/0x1060
[ 2616.228674]  ? lock_release+0xa40/0xa40
[ 2616.232624]  ? __lock_is_held+0xb6/0x140
[ 2616.236673]  ? __fget+0x35c/0x570
[ 2616.240096]  ? __set_current_blocked+0xcf/0x110
[ 2616.244746]  ? iterate_fd+0x3f0/0x3f0
[ 2616.248518]  ? retarget_shared_pending+0x3c0/0x3c0
[ 2616.253417]  ? __might_fault+0x110/0x1d0
[ 2616.257453]  ? find_held_lock+0x35/0x1d0
[ 2616.261498]  ? __task_pid_nr_ns+0x29b/0x540
[ 2616.265797]  ? __fget_light+0x297/0x380
[ 2616.269746]  ? fget_raw+0x20/0x20
[ 2616.273176]  SyS_futex+0x260/0x390
[ 2616.276694]  ? do_futex+0x22a0/0x22a0
[ 2616.280464]  ? __task_pid_nr_ns+0x2c4/0x540
[ 2616.284753]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2616.289565]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2616.294551]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2616.299284]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2616.304007] RIP: 0033:0x45ddf3
[ 2616.307170] RSP: 002b:000000c42001f6c0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2616.314846] RAX: ffffffffffffffda RBX: 00000000006f4ab0 RCX: 000000000045ddf3
[ 2616.322083] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001689160
[ 2616.329321] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2616.336560] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000430130
[ 2616.343798] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000000
[ 2616.351060] syz-fuzzer      S23272  3144   3138 0x00000000
[ 2616.356656] Call Trace:
[ 2616.359218]  __schedule+0x8eb/0x2060
[ 2616.362901]  ? find_held_lock+0x35/0x1d0
[ 2616.366942]  ? __sched_text_start+0x8/0x8
[ 2616.371058]  ? check_noncircular+0x20/0x20
[ 2616.375266]  ? plist_check_head+0xe2/0x130
[ 2616.379471]  ? plist_check_list+0xa0/0xa0
[ 2616.383587]  ? check_noncircular+0x20/0x20
[ 2616.387793]  ? print_irqtrace_events+0x270/0x270
[ 2616.392524]  ? plist_add+0x5cb/0x760
[ 2616.396228]  schedule+0xf5/0x430
[ 2616.399565]  ? lock_downgrade+0x980/0x980
[ 2616.403683]  ? __schedule+0x2060/0x2060
[ 2616.407629]  ? try_to_wake_up+0xf9/0x1600
[ 2616.411751]  ? do_raw_spin_trylock+0x190/0x190
[ 2616.416303]  ? futex_wait_setup+0x14a/0x3d0
[ 2616.420597]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2616.425765]  futex_wait_queue_me+0x3ed/0x7e0
[ 2616.430152]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2616.435500]  ? get_futex_value_locked+0xc3/0xf0
[ 2616.440139]  ? futex_wait_setup+0x22e/0x3d0
[ 2616.444442]  ? futex_wake+0x680/0x680
[ 2616.448219]  ? switched_to_fair+0xb0/0xb0
[ 2616.452339]  futex_wait+0x34b/0x9a0
[ 2616.455950]  ? futex_wait_setup+0x3d0/0x3d0
[ 2616.460241]  ? find_held_lock+0x35/0x1d0
[ 2616.464280]  ? finish_task_switch+0x1d3/0x740
[ 2616.468745]  ? lock_downgrade+0x980/0x980
[ 2616.472863]  ? load_balance+0x34c0/0x34c0
[ 2616.476985]  ? lock_release+0xa40/0xa40
[ 2616.480930]  ? compat_start_thread+0x80/0x80
[ 2616.485323]  ? trace_hardirqs_on+0xd/0x10
[ 2616.489441]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2616.493911]  do_futex+0x11ec/0x22a0
[ 2616.497513]  ? copy_overflow+0x20/0x20
[ 2616.501386]  ? exit_robust_list+0x240/0x240
[ 2616.505688]  ? __sched_text_start+0x8/0x8
[ 2616.509807]  ? handle_mm_fault+0x248/0x8d0
[ 2616.514023]  ? find_held_lock+0x35/0x1d0
[ 2616.518053]  ? check_noncircular+0x20/0x20
[ 2616.522266]  ? __do_page_fault+0x5f7/0xc90
[ 2616.526485]  ? find_held_lock+0x35/0x1d0
[ 2616.530533]  ? schedule+0xf5/0x430
[ 2616.534046]  ? __schedule+0x2060/0x2060
[ 2616.537988]  ? retarget_shared_pending+0x3c0/0x3c0
[ 2616.542886]  ? __might_fault+0x110/0x1d0
[ 2616.546921]  ? do_raw_spin_trylock+0x190/0x190
[ 2616.551477]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2616.555946]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2616.560933]  ? exit_to_usermode_loop+0x8c/0x310
[ 2616.565578]  ? trace_hardirqs_off+0xd/0x10
[ 2616.569782]  ? exit_to_usermode_loop+0x198/0x310
[ 2616.574512]  ? trace_event_raw_event_sys_exit+0x260/0x260
[ 2616.580028]  SyS_futex+0x260/0x390
[ 2616.583549]  ? do_futex+0x22a0/0x22a0
[ 2616.587320]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2616.592133]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2616.597123]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2616.601859]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2616.606581] RIP: 0033:0x45ddf3
[ 2616.609741] RSP: 002b:000000c420121e68 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2616.617420] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000045ddf3
[ 2616.624658] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c420088b90
[ 2616.631896] RBP: 000000c420121e68 R08: 0000000000000000 R09: 0000000000000000
[ 2616.639134] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000000
[ 2616.646375] R13: 00000000000000ff R14: 00000000000000ff R15: 000000000000000f
[ 2616.653641] syz-fuzzer      S21408  3146   3138 0x00000000
[ 2616.659240] Call Trace:
[ 2616.661805]  __schedule+0x8eb/0x2060
[ 2616.665499]  ? __sched_text_start+0x8/0x8
[ 2616.669616]  ? check_noncircular+0x20/0x20
[ 2616.673826]  ? plist_check_head+0xe2/0x130
[ 2616.678034]  ? plist_check_list+0xa0/0xa0
[ 2616.682155]  ? debug_object_free+0x2f1/0x5a0
[ 2616.686541]  ? plist_add+0x5cb/0x760
[ 2616.690245]  schedule+0xf5/0x430
[ 2616.693583]  ? lock_downgrade+0x980/0x980
[ 2616.697699]  ? __schedule+0x2060/0x2060
[ 2616.701658]  ? do_raw_spin_trylock+0x190/0x190
[ 2616.706212]  ? futex_wait_setup+0x14a/0x3d0
[ 2616.710530]  futex_wait_queue_me+0x3ed/0x7e0
[ 2616.714913]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2616.720261]  ? get_futex_value_locked+0xc3/0xf0
[ 2616.724905]  ? futex_wait_setup+0x22e/0x3d0
[ 2616.729194]  ? print_irqtrace_events+0x270/0x270
[ 2616.733930]  ? futex_wake+0x680/0x680
[ 2616.737702]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2616.742864]  ? __lock_acquire+0x664/0x3e00
[ 2616.747073]  futex_wait+0x34b/0x9a0
[ 2616.750683]  ? futex_wait_setup+0x3d0/0x3d0
[ 2616.754988]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2616.759803]  ? rcu_read_lock_sched_held+0x108/0x120
[ 2616.764789]  ? check_noncircular+0x20/0x20
[ 2616.768994]  ? check_noncircular+0x20/0x20
[ 2616.773206]  ? find_held_lock+0x35/0x1d0
[ 2616.777265]  do_futex+0x11ec/0x22a0
[ 2616.780870]  ? __might_fault+0x110/0x1d0
[ 2616.784904]  ? lock_downgrade+0x980/0x980
[ 2616.789030]  ? exit_robust_list+0x240/0x240
[ 2616.793323]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2616.799180]  ? pvclock_read_flags+0x160/0x160
[ 2616.803653]  ? __might_sleep+0x95/0x190
[ 2616.807605]  ? kasan_check_read+0x11/0x20
[ 2616.811726]  ? _copy_to_user+0xa2/0xc0
[ 2616.815590]  ? put_timespec64+0xfc/0x180
[ 2616.819620]  ? nsecs_to_jiffies+0x30/0x30
[ 2616.823755]  ? poll_select_copy_remaining+0x38f/0x620
[ 2616.828921]  ? poll_schedule_timeout+0x1f0/0x1f0
[ 2616.833646]  ? kasan_check_write+0x14/0x20
[ 2616.837857]  ? poll_select_set_timeout+0x12f/0x210
[ 2616.842755]  ? do_restart_poll+0x2a0/0x2a0
[ 2616.846957]  ? timespec_trunc+0xe0/0xe0
[ 2616.850919]  ? SyS_pselect6+0x484/0x650
[ 2616.854877]  SyS_futex+0x260/0x390
[ 2616.858388]  ? vfs_read+0x165/0x350
[ 2616.861990]  ? do_futex+0x22a0/0x22a0
[ 2616.865760]  ? SyS_read+0x184/0x220
[ 2616.869358]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2616.874173]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2616.879162]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2616.883899]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2616.888623] RIP: 0033:0x45ddf3
[ 2616.891782] RSP: 002b:000000c420123de8 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2616.899459] RAX: ffffffffffffffda RBX: 000000c4231a6600 RCX: 000000000045ddf3
[ 2616.906696] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c420088490
[ 2616.913934] RBP: 000000c424d31ac0 R08: 0000000000000000 R09: 0000000000000000
[ 2616.921171] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000000
[ 2616.928408] R13: 00000000000000f1 R14: 0000000000000011 R15: 0000000000000005
[ 2616.935672] syz-fuzzer      S20736  3147   3138 0x00000000
[ 2616.941271] Call Trace:
[ 2616.943832]  __schedule+0x8eb/0x2060
[ 2616.947529]  ? __sched_text_start+0x8/0x8
[ 2616.951648]  ? check_noncircular+0x20/0x20
[ 2616.955858]  ? plist_check_head+0xe2/0x130
[ 2616.960061]  ? plist_check_list+0xa0/0xa0
[ 2616.964182]  ? update_curr+0x45c/0xa60
[ 2616.968049]  ? plist_add+0x5cb/0x760
[ 2616.971750]  schedule+0xf5/0x430
[ 2616.975087]  ? lock_downgrade+0x980/0x980
[ 2616.979207]  ? __schedule+0x2060/0x2060
[ 2616.983148]  ? __lock_acquire+0x664/0x3e00
[ 2616.987364]  ? do_raw_spin_trylock+0x190/0x190
[ 2616.991917]  ? futex_wait_setup+0x14a/0x3d0
[ 2616.996222]  futex_wait_queue_me+0x3ed/0x7e0
[ 2617.000603]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2617.005936]  ? numa_migrate_preferred+0x250/0x250
[ 2617.010756]  ? get_futex_value_locked+0xc3/0xf0
[ 2617.015398]  ? futex_wait_setup+0x22e/0x3d0
[ 2617.019699]  ? futex_wake+0x680/0x680
[ 2617.023470]  ? print_irqtrace_events+0x270/0x270
[ 2617.028195]  ? check_noncircular+0x20/0x20
[ 2617.032397]  ? check_noncircular+0x20/0x20
[ 2617.036607]  futex_wait+0x34b/0x9a0
[ 2617.040215]  ? futex_wait_setup+0x3d0/0x3d0
[ 2617.044510]  ? __lock_acquire+0x664/0x3e00
[ 2617.048720]  ? __lock_acquire+0x664/0x3e00
[ 2617.052923]  ? __lock_acquire+0x664/0x3e00
[ 2617.057138]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2617.062319]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2617.067310]  do_futex+0x11ec/0x22a0
[ 2617.070904]  ? try_to_wake_up+0xf9/0x1600
[ 2617.075046]  ? exit_robust_list+0x240/0x240
[ 2617.079335]  ? check_noncircular+0x20/0x20
[ 2617.083544]  ? check_noncircular+0x20/0x20
[ 2617.087750]  ? check_noncircular+0x20/0x20
[ 2617.091956]  ? lock_downgrade+0x980/0x980
[ 2617.096079]  ? lock_release+0xa40/0xa40
[ 2617.100034]  ? find_held_lock+0x35/0x1d0
[ 2617.104075]  ? mntput_no_expire+0x130/0xa90
[ 2617.108367]  ? lock_downgrade+0x980/0x980
[ 2617.112490]  ? lock_release+0xa40/0xa40
[ 2617.116434]  ? lock_downgrade+0x980/0x980
[ 2617.120552]  ? lock_release+0xa40/0xa40
[ 2617.124497]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2617.130354]  ? do_raw_spin_trylock+0x190/0x190
[ 2617.134912]  ? mntput_no_expire+0x15e/0xa90
[ 2617.139208]  ? mnt_get_count+0x150/0x150
[ 2617.143239]  ? dput.part.23+0x207/0x830
[ 2617.147186]  ? dentry_path_raw+0x30/0x30
[ 2617.151229]  SyS_futex+0x260/0x390
[ 2617.154746]  ? do_futex+0x22a0/0x22a0
[ 2617.158518]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2617.163335]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2617.168325]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2617.173065]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2617.177789] RIP: 0033:0x45ddf3
[ 2617.180947] RSP: 002b:000000c420037ed0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2617.188623] RAX: ffffffffffffffda RBX: 000000c425cddb80 RCX: 000000000045ddf3
[ 2617.195861] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c420088810
[ 2617.203103] RBP: 000000c424503d00 R08: 0000000000000000 R09: 0000000000000000
[ 2617.210343] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c4201b4240
[ 2617.217582] R13: 0000000000000001 R14: 000000c4201b4268 R15: 0000000000000000
[ 2617.224847] syz-fuzzer      S21408  3148   3138 0x00000000
[ 2617.230451] Call Trace:
[ 2617.233019]  __schedule+0x8eb/0x2060
[ 2617.236713]  ? __sched_text_start+0x8/0x8
[ 2617.240831]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2617.245655]  ? lock_downgrade+0x980/0x980
[ 2617.249780]  ? enqueue_hrtimer+0x171/0x4a0
[ 2617.253987]  ? __remove_hrtimer+0x190/0x190
[ 2617.258275]  ? find_held_lock+0x35/0x1d0
[ 2617.262307]  ? do_raw_spin_trylock+0x190/0x190
[ 2617.266864]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2617.271939]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2617.276927]  ? trace_hardirqs_on+0xd/0x10
[ 2617.281056]  schedule+0xf5/0x430
[ 2617.284402]  ? __schedule+0x2060/0x2060
[ 2617.288359]  ? do_raw_spin_trylock+0x190/0x190
[ 2617.292910]  ? futex_wait_setup+0x14a/0x3d0
[ 2617.297216]  futex_wait_queue_me+0x3ed/0x7e0
[ 2617.301598]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2617.306931]  ? trace_hardirqs_on+0xd/0x10
[ 2617.311055]  ? try_to_wake_up+0xf9/0x1600
[ 2617.315176]  ? get_futex_value_locked+0xc3/0xf0
[ 2617.319817]  ? futex_wait_setup+0x22e/0x3d0
[ 2617.324119]  ? futex_wake+0x680/0x680
[ 2617.327891]  ? __hrtimer_init+0x4e/0x140
[ 2617.331932]  futex_wait+0x34b/0x9a0
[ 2617.335541]  ? futex_wait_setup+0x3d0/0x3d0
[ 2617.339839]  ? __lock_acquire+0x664/0x3e00
[ 2617.344042]  ? wake_up_q+0x8a/0xe0
[ 2617.347554]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2617.352628]  ? futex_wake+0x2ca/0x680
[ 2617.356405]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2617.360615]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2617.365795]  ? release_sock+0x1d4/0x2a0
[ 2617.369737]  ? trace_hardirqs_on+0xd/0x10
[ 2617.373863]  do_futex+0x11ec/0x22a0
[ 2617.377459]  ? release_sock+0x1d4/0x2a0
[ 2617.381404]  ? __release_sock+0x360/0x360
[ 2617.385520]  ? lock_sock_nested+0x91/0x110
[ 2617.389735]  ? exit_robust_list+0x240/0x240
[ 2617.394026]  ? check_noncircular+0x20/0x20
[ 2617.398226]  ? perf_trace_lock+0xd6/0x900
[ 2617.402342]  ? tcp_sendmsg+0x3a/0x50
[ 2617.406029]  ? inet_sendmsg+0x126/0x5e0
[ 2617.409976]  ? trace_event_raw_event_lock+0x340/0x340
[ 2617.415132]  ? inet_recvmsg+0x5f0/0x5f0
[ 2617.419079]  ? check_noncircular+0x20/0x20
[ 2617.423283]  ? security_socket_sendmsg+0x89/0xb0
[ 2617.428012]  ? inet_recvmsg+0x5f0/0x5f0
[ 2617.431965]  ? find_held_lock+0x35/0x1d0
[ 2617.436005]  ? SyS_futex+0x2d3/0x390
[ 2617.439696]  ? lock_downgrade+0x980/0x980
[ 2617.443827]  ? pvclock_read_flags+0x160/0x160
[ 2617.448290]  ? __might_fault+0x110/0x1d0
[ 2617.452321]  ? lock_downgrade+0x980/0x980
[ 2617.456442]  ? ktime_get+0x15c/0x3a0
[ 2617.460134]  ? kvm_clock_get_cycles+0x25/0x30
[ 2617.464597]  ? ktime_get+0x26f/0x3a0
[ 2617.468284]  ? ktime_get_resolution_ns+0x300/0x300
[ 2617.473605]  ? __might_sleep+0x95/0x190
[ 2617.477562]  ? kasan_check_write+0x14/0x20
[ 2617.481774]  SyS_futex+0x260/0x390
[ 2617.485293]  ? do_futex+0x22a0/0x22a0
[ 2617.489063]  ? SyS_write+0x184/0x220
[ 2617.492747]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2617.497563]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2617.502552]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2617.507286]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2617.512009] RIP: 0033:0x45ddf3
[ 2617.515172] RSP: 002b:000000c4200256a0 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
[ 2617.522852] RAX: ffffffffffffffda RBX: 0000000000000091 RCX: 000000000045ddf3
[ 2617.530092] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001660d60
[ 2617.537331] RBP: 000000c424bd7cd8 R08: 0000000000000000 R09: 0000000000000000
[ 2617.544572] R10: 000000c4200256d8 R11: 0000000000000206 R12: 0000000000000000
[ 2617.551809] R13: 00000000000000f2 R14: 0000000000000032 R15: 000000000000001a
[ 2617.559076] syz-fuzzer      S20432  3149   3138 0x00000000
[ 2617.564676] Call Trace:
[ 2617.567237]  __schedule+0x8eb/0x2060
[ 2617.570934]  ? __sched_text_start+0x8/0x8
[ 2617.575312]  ? check_noncircular+0x20/0x20
[ 2617.579523]  ? plist_check_head+0xe2/0x130
[ 2617.583730]  ? plist_check_list+0xa0/0xa0
[ 2617.587863]  ? plist_add+0x5cb/0x760
[ 2617.591565]  schedule+0xf5/0x430
[ 2617.594901]  ? lock_downgrade+0x980/0x980
[ 2617.599023]  ? __schedule+0x2060/0x2060
[ 2617.602965]  ? __lock_acquire+0x2d15/0x3e00
[ 2617.607269]  ? do_raw_spin_trylock+0x190/0x190
[ 2617.611824]  ? futex_wait_setup+0x14a/0x3d0
[ 2617.616132]  futex_wait_queue_me+0x3ed/0x7e0
[ 2617.620515]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2617.625862]  ? get_futex_value_locked+0xc3/0xf0
[ 2617.630503]  ? futex_wait_setup+0x22e/0x3d0
[ 2617.634808]  ? futex_wake+0x680/0x680
[ 2617.638581]  ? print_irqtrace_events+0x270/0x270
[ 2617.643315]  futex_wait+0x34b/0x9a0
[ 2617.646925]  ? futex_wait_setup+0x3d0/0x3d0
[ 2617.651219]  ? __lock_acquire+0x664/0x3e00
[ 2617.655431]  ? __lock_acquire+0x664/0x3e00
[ 2617.659635]  ? __lock_acquire+0x664/0x3e00
[ 2617.663853]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2617.669041]  ? load_balance+0x34c0/0x34c0
[ 2617.673165]  do_futex+0x11ec/0x22a0
[ 2617.676761]  ? do_raw_spin_trylock+0x190/0x190
[ 2617.681314]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2617.685793]  ? exit_robust_list+0x240/0x240
[ 2617.690083]  ? check_noncircular+0x20/0x20
[ 2617.694295]  ? check_noncircular+0x20/0x20
[ 2617.698498]  ? check_noncircular+0x20/0x20
[ 2617.702715]  ? __schedule+0x8f3/0x2060
[ 2617.706577]  ? find_held_lock+0x35/0x1d0
[ 2617.710618]  ? mntput_no_expire+0x130/0xa90
[ 2617.714913]  ? lock_downgrade+0x980/0x980
[ 2617.719036]  ? lock_release+0xa40/0xa40
[ 2617.722979]  ? lock_downgrade+0x980/0x980
[ 2617.727096]  ? lock_release+0xa40/0xa40
[ 2617.731041]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2617.736896]  ? do_raw_spin_trylock+0x190/0x190
[ 2617.741456]  ? mntput_no_expire+0x15e/0xa90
[ 2617.745750]  ? mnt_get_count+0x150/0x150
[ 2617.749779]  ? dput.part.23+0x207/0x830
[ 2617.753727]  ? dentry_path_raw+0x30/0x30
[ 2617.757780]  SyS_futex+0x260/0x390
[ 2617.761299]  ? do_futex+0x22a0/0x22a0
[ 2617.765071]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2617.769884]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2617.774872]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2617.779606]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2617.784330] RIP: 0033:0x45ddf3
[ 2617.787487] RSP: 002b:000000c420267ed0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2617.795162] RAX: ffffffffffffffda RBX: 000000c425cddc80 RCX: 000000000045ddf3
[ 2617.802403] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c420089290
[ 2617.809640] RBP: 000000c4244ffd00 R08: 0000000000000000 R09: 0000000000000000
[ 2617.816878] R10: 0000000000000000 R11: 0000000000000286 R12: 000000c4201b4121
[ 2617.824117] R13: 0000000000000001 R14: 000000c4201b4138 R15: 0000000000000000
[ 2617.831380] syz-fuzzer      S21776 20169   3138 0x00000000
[ 2617.836980] Call Trace:
[ 2617.839539]  __schedule+0x8eb/0x2060
[ 2617.843234]  ? __sched_text_start+0x8/0x8
[ 2617.847352]  ? check_noncircular+0x20/0x20
[ 2617.851560]  ? plist_check_head+0xe2/0x130
[ 2617.855766]  ? plist_check_list+0xa0/0xa0
[ 2617.859887]  ? print_irqtrace_events+0x270/0x270
[ 2617.864621]  ? plist_add+0x5cb/0x760
[ 2617.868324]  schedule+0xf5/0x430
[ 2617.871660]  ? lock_downgrade+0x980/0x980
[ 2617.875780]  ? __schedule+0x2060/0x2060
[ 2617.879737]  ? do_raw_spin_trylock+0x190/0x190
[ 2617.884289]  ? futex_wait_setup+0x14a/0x3d0
[ 2617.888579]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2617.893751]  futex_wait_queue_me+0x3ed/0x7e0
[ 2617.898132]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2617.903471]  ? print_irqtrace_events+0x270/0x270
[ 2617.908206]  ? get_futex_value_locked+0xc3/0xf0
[ 2617.912848]  ? futex_wait_setup+0x22e/0x3d0
[ 2617.917150]  ? futex_wake+0x680/0x680
[ 2617.920926]  ? __lock_acquire+0x664/0x3e00
[ 2617.925137]  futex_wait+0x34b/0x9a0
[ 2617.928747]  ? futex_wait_setup+0x3d0/0x3d0
[ 2617.933037]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2617.938197]  ? find_held_lock+0x35/0x1d0
[ 2617.942240]  ? __might_fault+0x110/0x1d0
[ 2617.946274]  ? lock_downgrade+0x980/0x980
[ 2617.950397]  ? lock_release+0xa40/0xa40
[ 2617.954340]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2617.960219]  ? check_noncircular+0x20/0x20
[ 2617.964426]  do_futex+0x11ec/0x22a0
[ 2617.968034]  ? save_fsave_header+0x200/0x200
[ 2617.972421]  ? exit_robust_list+0x240/0x240
[ 2617.976714]  ? find_held_lock+0x35/0x1d0
[ 2617.980753]  ? __might_fault+0x110/0x1d0
[ 2617.984784]  ? lock_downgrade+0x980/0x980
[ 2617.988908]  ? lock_release+0xa40/0xa40
[ 2617.992851]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2617.998710]  ? __set_current_blocked+0xcf/0x110
[ 2618.003356]  ? __might_sleep+0x95/0x190
[ 2618.007312]  ? do_sigaltstack+0x3e0/0x5e0
[ 2618.011428]  ? _copy_from_user+0x99/0x110
[ 2618.015551]  ? restore_altstack+0xd5/0x120
[ 2618.019756]  ? SyS_sigaltstack+0x280/0x280
[ 2618.023959]  ? trace_hardirqs_on+0xd/0x10
[ 2618.028080]  ? exit_to_usermode_loop+0x8c/0x310
[ 2618.032725]  ? trace_hardirqs_off+0xd/0x10
[ 2618.036929]  ? exit_to_usermode_loop+0x198/0x310
[ 2618.041656]  ? trace_event_raw_event_sys_exit+0x260/0x260
[ 2618.047165]  ? do_syscall_64+0xb6/0x920
[ 2618.051125]  SyS_futex+0x260/0x390
[ 2618.054633]  ? syscall_return_slowpath+0x550/0x550
[ 2618.059535]  ? do_futex+0x22a0/0x22a0
[ 2618.063304]  ? SyS_write+0x184/0x220
[ 2618.066990]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2618.071808]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2618.076794]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2618.081530]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2618.086251] RIP: 0033:0x45ddf3
[ 2618.089407] RSP: 002b:000000c424fc9ed0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
[ 2618.097081] RAX: ffffffffffffffda RBX: 000000c420089500 RCX: 000000000045ddf3
[ 2618.104319] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c420089610
[ 2618.111556] RBP: 000000c424fc9f18 R08: 0000000000000000 R09: 0000000000000000
[ 2618.118796] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000000
[ 2618.126033] R13: 0000000000000040 R14: 0000000000000068 R15: 000000c425d4f040
[ 2618.133294] syz-fuzzer      S21776 20173   3138 0x00000000
[ 2618.138894] Call Trace:
[ 2618.141457]  __schedule+0x8eb/0x2060
[ 2618.145154]  ? __sched_text_start+0x8/0x8
[ 2618.149281]  ? __lock_acquire+0x664/0x3e00
[ 2618.153487]  ? perf_trace_lock+0xd6/0x900
[ 2618.157613]  ? trace_event_raw_event_lock+0x340/0x340
[ 2618.162778]  ? check_noncircular+0x20/0x20
[ 2618.166987]  ? pipe_read+0xb7/0x7f0
[ 2618.170592]  schedule+0xf5/0x430
[ 2618.173932]  ? __schedule+0x2060/0x2060
[ 2618.177875]  ? check_noncircular+0x20/0x20
[ 2618.182090]  ? find_held_lock+0x35/0x1d0
[ 2618.186139]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2618.191480]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2618.196554]  ? avc_has_perm+0x35e/0x680
[ 2618.200499]  ? lock_downgrade+0x980/0x980
[ 2618.204615]  ? do_raw_spin_trylock+0x190/0x190
[ 2618.209168]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2618.214246]  schedule_hrtimeout_range+0x2a/0x40
[ 2618.218889]  ep_poll+0xa04/0x1190
[ 2618.222326]  ? ep_poll_callback+0x1060/0x1060
[ 2618.226790]  ? avc_has_perm_noaudit+0x520/0x520
[ 2618.231434]  ? lock_release+0xa40/0xa40
[ 2618.235381]  ? __lock_is_held+0xb6/0x140
[ 2618.239432]  ? __fget+0x35c/0x570
[ 2618.242869]  ? iterate_fd+0x3f0/0x3f0
[ 2618.246635]  ? __vfs_read+0xf7/0xa00
[ 2618.250324]  ? vfs_copy_file_range+0x940/0x940
[ 2618.254902]  ? __fget_light+0x297/0x380
[ 2618.258848]  ? fget_raw+0x20/0x20
[ 2618.262273]  ? rw_verify_area+0xe5/0x2b0
[ 2618.266303]  ? __fdget_raw+0x20/0x20
[ 2618.269990]  ? vfs_read+0x165/0x350
[ 2618.273591]  ? wake_up_q+0xe0/0xe0
[ 2618.277102]  ? SyS_read+0x184/0x220
[ 2618.280699]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2618.285519]  SyS_epoll_wait+0x167/0x1c0
[ 2618.289471]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2618.294192] RIP: 0033:0x45df89
[ 2618.297352] RSP: 002b:000000c424fc5850 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
[ 2618.305028] RAX: ffffffffffffffda RBX: 000000c424d1ef68 RCX: 000000000045df89
[ 2618.312264] RDX: 0000000000000080 RSI: 000000c424fc5890 RDI: 0000000000000004
[ 2618.319502] RBP: 000000c421901810 R08: 0000000000000002 R09: 000000c42004e5e8
[ 2618.326742] R10: 00000000ffffffff R11: 0000000000000246 R12: 000000c42cc1aa26
[ 2618.333979] R13: 0000000000000001 R14: 000000c42cc1aa88 R15: 0000000000000002
[ 2618.341241] loop0           S27232  6846      2 0x80000000
[ 2618.346846] Call Trace:
[ 2618.349407]  __schedule+0x8eb/0x2060
[ 2618.353101]  ? __sched_text_start+0x8/0x8
[ 2618.357218]  ? check_noncircular+0x20/0x20
[ 2618.361426]  ? lock_release+0xa40/0xa40
[ 2618.365370]  ? compat_start_thread+0x80/0x80
[ 2618.369747]  ? do_raw_spin_trylock+0x190/0x190
[ 2618.374302]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2618.378806]  schedule+0xf5/0x430
[ 2618.382142]  ? lock_downgrade+0x980/0x980
[ 2618.386259]  ? __schedule+0x2060/0x2060
[ 2618.390206]  ? lock_release+0xa40/0xa40
[ 2618.394147]  ? __schedule+0x8f3/0x2060
[ 2618.398012]  ? do_raw_spin_trylock+0x190/0x190
[ 2618.402567]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2618.407035]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2618.412033]  kthread_worker_fn+0x590/0x980
[ 2618.416239]  ? find_held_lock+0x35/0x1d0
[ 2618.420276]  ? kthread_create_worker_on_cpu+0xf0/0xf0
[ 2618.425437]  ? find_held_lock+0x35/0x1d0
[ 2618.429476]  ? complete+0x62/0x80
[ 2618.432904]  ? schedule+0xf5/0x430
[ 2618.436417]  ? __schedule+0x2060/0x2060
[ 2618.440359]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2618.444651]  ? __lockdep_init_map+0xe4/0x650
[ 2618.449032]  ? do_raw_spin_trylock+0x190/0x190
[ 2618.453585]  ? lockdep_init_map+0x9/0x10
[ 2618.457618]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2618.462692]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2618.467678]  ? trace_hardirqs_on+0xd/0x10
[ 2618.471801]  loop_kthread_worker_fn+0x51/0x60
[ 2618.476267]  kthread+0x33c/0x400
[ 2618.479603]  ? loop_get_status64+0x120/0x120
[ 2618.483980]  ? kthread_stop+0x7a0/0x7a0
[ 2618.487929]  ret_from_fork+0x24/0x30
[ 2618.491635] getty           S23520 28995      1 0x00000000
[ 2618.497233] Call Trace:
[ 2618.499794]  __schedule+0x8eb/0x2060
[ 2618.503489]  ? __sched_text_start+0x8/0x8
[ 2618.507611]  ? __radix_tree_insert+0x7b0/0x7b0
[ 2618.512158]  ? check_noncircular+0x20/0x20
[ 2618.516365]  ? perf_trace_lock_acquire+0xe3/0x980
[ 2618.521183]  ? perf_trace_lock_acquire+0xe3/0x980
[ 2618.526014]  ? perf_trace_lock+0x900/0x900
[ 2618.530234]  ? flush_work+0x6fd/0x8f0
[ 2618.534013]  ? check_noncircular+0x20/0x20
[ 2618.538226]  schedule+0xf5/0x430
[ 2618.541562]  ? check_noncircular+0x20/0x20
[ 2618.545769]  ? __schedule+0x2060/0x2060
[ 2618.549720]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2618.554186]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2618.559181]  ? lock_acquire+0x1d5/0x580
[ 2618.563134]  schedule_timeout+0x1a3/0x230
[ 2618.567253]  ? usleep_range+0x190/0x190
[ 2618.571201]  ? n_tty_read+0xad8/0x1a00
[ 2618.575058]  ? lock_downgrade+0x980/0x980
[ 2618.579181]  ? __might_sleep+0x95/0x190
[ 2618.583128]  wait_woken+0x10f/0x280
[ 2618.586722]  ? n_tty_read+0x92d/0x1a00
[ 2618.590581]  ? woken_wake_function+0x60/0x60
[ 2618.594973]  n_tty_read+0xaf0/0x1a00
[ 2618.598689]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2618.603167]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2618.609029]  ? rcu_note_context_switch+0x710/0x710
[ 2618.613935]  ? __init_waitqueue_head+0x140/0x140
[ 2618.618664]  ? __init_waitqueue_head+0x140/0x140
[ 2618.623397]  ? tty_poll+0x170/0x170
[ 2618.626996]  ? ldsem_down_read+0x37/0x40
[ 2618.631028]  ? ldsem_down_read+0x37/0x40
[ 2618.635060]  ? copy_from_read_buf+0x6a0/0x6a0
[ 2618.639534]  tty_read+0x169/0x250
[ 2618.642968]  ? tty_poll+0x170/0x170
[ 2618.646565]  __vfs_read+0xef/0xa00
[ 2618.650075]  ? fsnotify+0x7b3/0x1140
[ 2618.653764]  ? vfs_copy_file_range+0x940/0x940
[ 2618.658322]  ? fsnotify_first_mark+0x2b0/0x2b0
[ 2618.662883]  ? avc_policy_seqno+0x9/0x20
[ 2618.666911]  ? selinux_file_permission+0x82/0x460
[ 2618.671729]  ? security_file_permission+0x89/0x1e0
[ 2618.676632]  ? rw_verify_area+0xe5/0x2b0
[ 2618.680663]  ? __fdget_raw+0x20/0x20
[ 2618.684351]  vfs_read+0x11e/0x350
[ 2618.687780]  SyS_read+0xef/0x220
[ 2618.691122]  ? kernel_write+0x120/0x120
[ 2618.695067]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2618.700057]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2618.704793]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2618.709515] RIP: 0033:0x7fde45e49310
[ 2618.713195] RSP: 002b:00007ffd2b068538 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[ 2618.720873] RAX: ffffffffffffffda RBX: 000000000248ade0 RCX: 00007fde45e49310
[ 2618.728111] RDX: 0000000000000001 RSI: 00007ffd2b068588 RDI: 0000000000000000
[ 2618.735349] RBP: 0000000000000000 R08: 00007ffd2b068370 R09: 00007fde4651e700
[ 2618.742588] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[ 2618.749826] R13: 000000000000006c R14: 000000000000006c R15: 00007ffd2b068474
[ 2618.757090] udevd           S22096 20137   1604 0x00000000
[ 2618.762688] Call Trace:
[ 2618.765251]  __schedule+0x8eb/0x2060
[ 2618.768946]  ? __sched_text_start+0x8/0x8
[ 2618.773068]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2618.778060]  ? mutex_unlock+0xd/0x10
[ 2618.781745]  ? ep_scan_ready_list+0x9f6/0xea0
[ 2618.786210]  ? do_raw_spin_trylock+0x190/0x190
[ 2618.790775]  ? ep_eventpoll_release+0x60/0x60
[ 2618.795241]  ? check_noncircular+0x20/0x20
[ 2618.799447]  ? sock_def_readable+0x249/0x5e0
[ 2618.803831]  schedule+0xf5/0x430
[ 2618.807167]  ? lock_release+0xa40/0xa40
[ 2618.811111]  ? __schedule+0x2060/0x2060
[ 2618.815067]  ? find_held_lock+0x35/0x1d0
[ 2618.819114]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2618.824449]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2618.829522]  ? put_pid+0x183/0x1f0
[ 2618.833034]  ? refcount_inc+0x50/0x50
[ 2618.836819]  ? do_raw_spin_trylock+0x190/0x190
[ 2618.841376]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2618.846455]  schedule_hrtimeout_range+0x2a/0x40
[ 2618.851095]  ep_poll+0xa04/0x1190
[ 2618.854534]  ? ep_poll_callback+0x1060/0x1060
[ 2618.859014]  ? do_munmap+0x82a/0xdf0
[ 2618.862695]  ? vm_munmap+0x10b/0x180
[ 2618.866392]  ? security_socket_sendmsg+0x89/0xb0
[ 2618.871118]  ? unix_shutdown+0x870/0x870
[ 2618.875153]  ? sock_sendmsg+0x4f/0x110
[ 2618.879019]  ? SYSC_sendto+0x41c/0x5c0
[ 2618.882880]  ? SYSC_connect+0x4a0/0x4a0
[ 2618.886845]  ? __fdget+0x18/0x20
[ 2618.890191]  ? __fget_light+0x297/0x380
[ 2618.894141]  ? up_read+0x40/0x40
[ 2618.897477]  ? do_munmap+0x4e2/0xdf0
[ 2618.901171]  ? wake_up_q+0xe0/0xe0
[ 2618.904686]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2618.909509]  SyS_epoll_wait+0x167/0x1c0
[ 2618.913461]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2618.918183] RIP: 0033:0x7f9b376bd943
[ 2618.921859] RSP: 002b:00007fffcef71d58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
[ 2618.929537] RAX: ffffffffffffffda RBX: 00000000016efc50 RCX: 00007f9b376bd943
[ 2618.936775] RDX: 0000000000000004 RSI: 00007fffcef71db0 RDI: 0000000000000004
[ 2618.944017] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2618.951255] R10: 00000000ffffffff R11: 0000000000000246 R12: 00000000ffffffff
[ 2618.958494] R13: 00000000016efc50 R14: 0000000000000006 R15: 0000000000000ae8
[ 2618.965761] udevd           S23120 20147   1604 0x00000000
[ 2618.971359] Call Trace:
[ 2618.973919]  __schedule+0x8eb/0x2060
[ 2618.977612]  ? __sched_text_start+0x8/0x8
[ 2618.981738]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2618.986730]  ? mutex_unlock+0xd/0x10
[ 2618.990414]  ? perf_trace_lock_acquire+0xe3/0x980
[ 2618.995239]  ? perf_trace_lock+0x900/0x900
[ 2618.999445]  ? check_noncircular+0x20/0x20
[ 2619.003652]  ? sock_def_readable+0x249/0x5e0
[ 2619.008035]  schedule+0xf5/0x430
[ 2619.011371]  ? lock_release+0xa40/0xa40
[ 2619.015316]  ? __schedule+0x2060/0x2060
[ 2619.019272]  ? find_held_lock+0x35/0x1d0
[ 2619.023319]  schedule_hrtimeout_range_clock+0x388/0x460
[ 2619.028657]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2619.033734]  ? put_pid+0x183/0x1f0
[ 2619.037242]  ? refcount_inc+0x50/0x50
[ 2619.041022]  ? do_raw_spin_trylock+0x190/0x190
[ 2619.045579]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2619.050660]  schedule_hrtimeout_range+0x2a/0x40
[ 2619.055301]  ep_poll+0xa04/0x1190
[ 2619.058745]  ? ep_poll_callback+0x1060/0x1060
[ 2619.063238]  ? security_socket_sendmsg+0x89/0xb0
[ 2619.067963]  ? unix_shutdown+0x870/0x870
[ 2619.071996]  ? sock_sendmsg+0x4f/0x110
[ 2619.075859]  ? SYSC_sendto+0x41c/0x5c0
[ 2619.079723]  ? SYSC_connect+0x4a0/0x4a0
[ 2619.083685]  ? __fdget+0x18/0x20
[ 2619.087032]  ? __fget_light+0x297/0x380
[ 2619.090989]  ? putname+0xf3/0x130
[ 2619.094420]  ? do_sys_open+0x320/0x6d0
[ 2619.098284]  ? wake_up_q+0xe0/0xe0
[ 2619.101798]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2619.106619]  SyS_epoll_wait+0x167/0x1c0
[ 2619.110569]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2619.115297] RIP: 0033:0x7f9b376bd943
[ 2619.118973] RSP: 002b:00007fffcef71d58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
[ 2619.126651] RAX: ffffffffffffffda RBX: 0000000001735500 RCX: 00007f9b376bd943
[ 2619.133889] RDX: 0000000000000004 RSI: 00007fffcef71db0 RDI: 0000000000000004
[ 2619.141129] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2619.148367] R10: 00000000ffffffff R11: 0000000000000246 R12: 00000000ffffffff
[ 2619.155603] R13: 0000000001735500 R14: 0000000000000006 R15: 0000000000000ae8
[ 2619.162867] syz-executor0   S22224 20168   3140 0x00000000
[ 2619.168464] Call Trace:
[ 2619.171029]  __schedule+0x8eb/0x2060
[ 2619.174727]  ? __sched_text_start+0x8/0x8
[ 2619.178847]  ? check_noncircular+0x20/0x20
[ 2619.183059]  ? find_held_lock+0x35/0x1d0
[ 2619.187101]  ? exit_notify+0xb10/0xb10
[ 2619.190961]  ? lock_downgrade+0x980/0x980
[ 2619.195098]  schedule+0xf5/0x430
[ 2619.198434]  ? lock_downgrade+0x980/0x980
[ 2619.202552]  ? __schedule+0x2060/0x2060
[ 2619.206497]  ? lock_release+0xa40/0xa40
[ 2619.210446]  ? add_wait_queue+0x1a9/0x290
[ 2619.214569]  ? wait_woken+0x280/0x280
[ 2619.218354]  do_wait+0x33a/0xa70
[ 2619.221696]  ? wait_consider_task+0x3420/0x3420
[ 2619.226342]  ? __do_page_fault+0x5f7/0xc90
[ 2619.230548]  ? lock_downgrade+0x980/0x980
[ 2619.234679]  ? handle_mm_fault+0x410/0x8d0
[ 2619.238884]  ? down_read_trylock+0xdb/0x170
[ 2619.243172]  ? __do_page_fault+0x32d/0xc90
[ 2619.247376]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2619.251928]  ? vmacache_find+0x5f/0x280
[ 2619.255887]  kernel_wait4+0x1f5/0x370
[ 2619.259659]  ? SyS_waitid+0x50/0x50
[ 2619.263264]  ? task_stopped_code+0x140/0x140
[ 2619.267656]  SYSC_wait4+0x134/0x140
[ 2619.271254]  ? kernel_wait4+0x370/0x370
[ 2619.275206]  ? syscall_return_slowpath+0x550/0x550
[ 2619.280115]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2619.284928]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2619.289918]  SyS_wait4+0x2c/0x40
[ 2619.293257]  ? SyS_wait4+0x2c/0x40
[ 2619.296774]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2619.301495] RIP: 0033:0x40cd8a
[ 2619.304655] RSP: 002b:00007ffe609d0918 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2619.312333] RAX: ffffffffffffffda RBX: 0000000000004f60 RCX: 000000000040cd8a
[ 2619.319571] RDX: 0000000040000000 RSI: 00007ffe609d092c RDI: ffffffffffffffff
[ 2619.326808] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2619.334044] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2619.341284] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2619.348547] syz-executor6   S22240 20174   3140 0x00000000
[ 2619.354148] Call Trace:
[ 2619.356713]  __schedule+0x8eb/0x2060
[ 2619.360407]  ? __sched_text_start+0x8/0x8
[ 2619.364523]  ? check_noncircular+0x20/0x20
[ 2619.368734]  ? find_held_lock+0x35/0x1d0
[ 2619.372771]  ? exit_notify+0xb10/0xb10
[ 2619.376630]  ? lock_downgrade+0x980/0x980
[ 2619.380769]  schedule+0xf5/0x430
[ 2619.384106]  ? lock_downgrade+0x980/0x980
[ 2619.388222]  ? __schedule+0x2060/0x2060
[ 2619.392166]  ? lock_release+0xa40/0xa40
[ 2619.396113]  ? add_wait_queue+0x1a9/0x290
[ 2619.400236]  ? wait_woken+0x280/0x280
[ 2619.404027]  do_wait+0x33a/0xa70
[ 2619.407371]  ? wait_consider_task+0x3420/0x3420
[ 2619.412023]  ? __do_page_fault+0x5f7/0xc90
[ 2619.416232]  ? lock_downgrade+0x980/0x980
[ 2619.420363]  ? handle_mm_fault+0x410/0x8d0
[ 2619.424566]  ? down_read_trylock+0xdb/0x170
[ 2619.428853]  ? __do_page_fault+0x32d/0xc90
[ 2619.433058]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2619.437607]  ? vmacache_find+0x5f/0x280
[ 2619.441565]  kernel_wait4+0x1f5/0x370
[ 2619.445340]  ? SyS_waitid+0x50/0x50
[ 2619.448941]  ? task_stopped_code+0x140/0x140
[ 2619.453333]  SYSC_wait4+0x134/0x140
[ 2619.456931]  ? kernel_wait4+0x370/0x370
[ 2619.460882]  ? syscall_return_slowpath+0x550/0x550
[ 2619.465790]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2619.470603]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2619.476074]  SyS_wait4+0x2c/0x40
[ 2619.479407]  ? SyS_wait4+0x2c/0x40
[ 2619.482920]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2619.487642] RIP: 0033:0x40cd8a
[ 2619.490802] RSP: 002b:00007ffd5820b198 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2619.498478] RAX: ffffffffffffffda RBX: 0000000000004f88 RCX: 000000000040cd8a
[ 2619.505718] RDX: 0000000040000000 RSI: 00007ffd5820b1ac RDI: ffffffffffffffff
[ 2619.512957] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2619.520196] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2619.527436] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2619.534703] syz-executor5   S22848 20175  20169 0x00000000
[ 2619.540301] Call Trace:
[ 2619.542861]  __schedule+0x8eb/0x2060
[ 2619.546556]  ? __sched_text_start+0x8/0x8
[ 2619.550675]  ? check_noncircular+0x20/0x20
[ 2619.554891]  ? find_held_lock+0x35/0x1d0
[ 2619.558930]  ? exit_notify+0xb10/0xb10
[ 2619.562789]  ? lock_downgrade+0x980/0x980
[ 2619.566925]  schedule+0xf5/0x430
[ 2619.570264]  ? lock_downgrade+0x980/0x980
[ 2619.574381]  ? __schedule+0x2060/0x2060
[ 2619.578328]  ? lock_release+0xa40/0xa40
[ 2619.582276]  ? add_wait_queue+0x1a9/0x290
[ 2619.586396]  ? wait_woken+0x280/0x280
[ 2619.590179]  do_wait+0x33a/0xa70
[ 2619.593522]  ? wait_consider_task+0x3420/0x3420
[ 2619.598167]  ? __do_page_fault+0x5f7/0xc90
[ 2619.602372]  ? lock_downgrade+0x980/0x980
[ 2619.606502]  ? handle_mm_fault+0x410/0x8d0
[ 2619.610703]  ? down_read_trylock+0xdb/0x170
[ 2619.614991]  ? __do_page_fault+0x32d/0xc90
[ 2619.619198]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2619.623749]  ? vmacache_find+0x5f/0x280
[ 2619.627710]  kernel_wait4+0x1f5/0x370
[ 2619.631483]  ? SyS_waitid+0x50/0x50
[ 2619.635086]  ? task_stopped_code+0x140/0x140
[ 2619.639479]  SYSC_wait4+0x134/0x140
[ 2619.643077]  ? kernel_wait4+0x370/0x370
[ 2619.647033]  ? syscall_return_slowpath+0x550/0x550
[ 2619.651943]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2619.656758]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2619.661752]  SyS_wait4+0x2c/0x40
[ 2619.665087]  ? SyS_wait4+0x2c/0x40
[ 2619.668602]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2619.673323] RIP: 0033:0x40cd8a
[ 2619.676480] RSP: 002b:00007ffec9ffe768 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2619.684156] RAX: ffffffffffffffda RBX: 0000000000004f92 RCX: 000000000040cd8a
[ 2619.691403] RDX: 0000000040000000 RSI: 00007ffec9ffe77c RDI: ffffffffffffffff
[ 2619.698642] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2619.705881] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2619.713119] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2619.720386] syz-executor4   S22224 20176  20169 0x00000000
[ 2619.725984] Call Trace:
[ 2619.728545]  __schedule+0x8eb/0x2060
[ 2619.732241]  ? __sched_text_start+0x8/0x8
[ 2619.736358]  ? check_noncircular+0x20/0x20
[ 2619.740568]  ? find_held_lock+0x35/0x1d0
[ 2619.744607]  ? exit_notify+0xb10/0xb10
[ 2619.748469]  ? lock_downgrade+0x980/0x980
[ 2619.752605]  schedule+0xf5/0x430
[ 2619.755941]  ? lock_downgrade+0x980/0x980
[ 2619.760058]  ? __schedule+0x2060/0x2060
[ 2619.764006]  ? lock_release+0xa40/0xa40
[ 2619.767958]  ? add_wait_queue+0x1a9/0x290
[ 2619.772080]  ? wait_woken+0x280/0x280
[ 2619.775863]  do_wait+0x33a/0xa70
[ 2619.779205]  ? wait_consider_task+0x3420/0x3420
[ 2619.783850]  ? __do_page_fault+0x5f7/0xc90
[ 2619.788058]  ? lock_downgrade+0x980/0x980
[ 2619.792188]  ? handle_mm_fault+0x410/0x8d0
[ 2619.796390]  ? down_read_trylock+0xdb/0x170
[ 2619.800680]  ? __do_page_fault+0x32d/0xc90
[ 2619.804887]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2619.809437]  ? vmacache_find+0x5f/0x280
[ 2619.813395]  kernel_wait4+0x1f5/0x370
[ 2619.817167]  ? SyS_waitid+0x50/0x50
[ 2619.820771]  ? task_stopped_code+0x140/0x140
[ 2619.825162]  SYSC_wait4+0x134/0x140
[ 2619.828760]  ? kernel_wait4+0x370/0x370
[ 2619.832712]  ? syscall_return_slowpath+0x550/0x550
[ 2619.837622]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2619.842435]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2619.847426]  SyS_wait4+0x2c/0x40
[ 2619.850761]  ? SyS_wait4+0x2c/0x40
[ 2619.854278]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2619.859000] RIP: 0033:0x40cd8a
[ 2619.862164] RSP: 002b:00007fff211f8448 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2619.869839] RAX: ffffffffffffffda RBX: 0000000000004f7e RCX: 000000000040cd8a
[ 2619.877079] RDX: 0000000040000000 RSI: 00007fff211f845c RDI: ffffffffffffffff
[ 2619.884318] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2619.891558] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2619.898798] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2619.906060] syz-executor2   S22848 20178  20173 0x00000000
[ 2619.911663] Call Trace:
[ 2619.914225]  __schedule+0x8eb/0x2060
[ 2619.917920]  ? __sched_text_start+0x8/0x8
[ 2619.922040]  ? check_noncircular+0x20/0x20
[ 2619.926251]  ? find_held_lock+0x35/0x1d0
[ 2619.930291]  ? exit_notify+0xb10/0xb10
[ 2619.934151]  ? lock_downgrade+0x980/0x980
[ 2619.938290]  schedule+0xf5/0x430
[ 2619.941625]  ? lock_downgrade+0x980/0x980
[ 2619.945741]  ? __schedule+0x2060/0x2060
[ 2619.949685]  ? lock_release+0xa40/0xa40
[ 2619.953633]  ? add_wait_queue+0x1a9/0x290
[ 2619.957755]  ? wait_woken+0x280/0x280
[ 2619.961538]  do_wait+0x33a/0xa70
[ 2619.964881]  ? wait_consider_task+0x3420/0x3420
[ 2619.969526]  ? __do_page_fault+0x5f7/0xc90
[ 2619.973734]  ? lock_downgrade+0x980/0x980
[ 2619.977867]  ? handle_mm_fault+0x410/0x8d0
[ 2619.982070]  ? down_read_trylock+0xdb/0x170
[ 2619.986357]  ? __do_page_fault+0x32d/0xc90
[ 2619.990563]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2619.995114]  ? vmacache_find+0x5f/0x280
[ 2619.999072]  kernel_wait4+0x1f5/0x370
[ 2620.002848]  ? SyS_waitid+0x50/0x50
[ 2620.006452]  ? task_stopped_code+0x140/0x140
[ 2620.010844]  SYSC_wait4+0x134/0x140
[ 2620.014442]  ? kernel_wait4+0x370/0x370
[ 2620.018393]  ? syscall_return_slowpath+0x550/0x550
[ 2620.023301]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2620.028116]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2620.033108]  SyS_wait4+0x2c/0x40
[ 2620.036444]  ? SyS_wait4+0x2c/0x40
[ 2620.039967]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2620.044691] RIP: 0033:0x40cd8a
[ 2620.047848] RSP: 002b:00007ffc5688e6e8 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2620.055525] RAX: ffffffffffffffda RBX: 0000000000004f91 RCX: 000000000040cd8a
[ 2620.062764] RDX: 0000000040000000 RSI: 00007ffc5688e6fc RDI: ffffffffffffffff
[ 2620.070001] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2620.077244] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2620.084484] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2620.091747] syz-executor1   S22240 20186  20173 0x00000000
[ 2620.097348] Call Trace:
[ 2620.099908]  __schedule+0x8eb/0x2060
[ 2620.103604]  ? __sched_text_start+0x8/0x8
[ 2620.107723]  ? check_noncircular+0x20/0x20
[ 2620.111934]  ? find_held_lock+0x35/0x1d0
[ 2620.115971]  ? exit_notify+0xb10/0xb10
[ 2620.119831]  ? lock_downgrade+0x980/0x980
[ 2620.123970]  schedule+0xf5/0x430
[ 2620.127307]  ? lock_downgrade+0x980/0x980
[ 2620.131424]  ? __schedule+0x2060/0x2060
[ 2620.135369]  ? lock_release+0xa40/0xa40
[ 2620.139316]  ? add_wait_queue+0x1a9/0x290
[ 2620.143444]  ? wait_woken+0x280/0x280
[ 2620.147228]  do_wait+0x33a/0xa70
[ 2620.150569]  ? wait_consider_task+0x3420/0x3420
[ 2620.155217]  ? __do_page_fault+0x5f7/0xc90
[ 2620.159423]  ? lock_downgrade+0x980/0x980
[ 2620.163554]  ? handle_mm_fault+0x410/0x8d0
[ 2620.167756]  ? down_read_trylock+0xdb/0x170
[ 2620.172044]  ? __do_page_fault+0x32d/0xc90
[ 2620.176247]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2620.180798]  ? vmacache_find+0x5f/0x280
[ 2620.184759]  kernel_wait4+0x1f5/0x370
[ 2620.188538]  ? SyS_waitid+0x50/0x50
[ 2620.192143]  ? task_stopped_code+0x140/0x140
[ 2620.196535]  SYSC_wait4+0x134/0x140
[ 2620.200132]  ? kernel_wait4+0x370/0x370
[ 2620.204083]  ? syscall_return_slowpath+0x550/0x550
[ 2620.208994]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2620.213811]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2620.218802]  SyS_wait4+0x2c/0x40
[ 2620.222137]  ? SyS_wait4+0x2c/0x40
[ 2620.225651]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2620.230375] RIP: 0033:0x40cd8a
[ 2620.233532] RSP: 002b:00007ffe324cad78 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2620.241208] RAX: ffffffffffffffda RBX: 0000000000004f97 RCX: 000000000040cd8a
[ 2620.248447] RDX: 0000000040000000 RSI: 00007ffe324cad8c RDI: ffffffffffffffff
[ 2620.255685] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2620.262923] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2620.270162] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2620.277426] syz-executor7   S23136 20190  20169 0x00000000
[ 2620.283025] Call Trace:
[ 2620.285585]  __schedule+0x8eb/0x2060
[ 2620.289278]  ? __sched_text_start+0x8/0x8
[ 2620.293398]  ? check_noncircular+0x20/0x20
[ 2620.297611]  ? find_held_lock+0x35/0x1d0
[ 2620.301651]  ? exit_notify+0xb10/0xb10
[ 2620.305510]  ? lock_downgrade+0x980/0x980
[ 2620.309652]  schedule+0xf5/0x430
[ 2620.312986]  ? lock_downgrade+0x980/0x980
[ 2620.317106]  ? __schedule+0x2060/0x2060
[ 2620.321053]  ? lock_release+0xa40/0xa40
[ 2620.325003]  ? add_wait_queue+0x1a9/0x290
[ 2620.329127]  ? wait_woken+0x280/0x280
[ 2620.332912]  do_wait+0x33a/0xa70
[ 2620.336253]  ? wait_consider_task+0x3420/0x3420
[ 2620.340898]  ? __do_page_fault+0x5f7/0xc90
[ 2620.345102]  ? lock_downgrade+0x980/0x980
[ 2620.349231]  ? handle_mm_fault+0x410/0x8d0
[ 2620.353432]  ? down_read_trylock+0xdb/0x170
[ 2620.357721]  ? __do_page_fault+0x32d/0xc90
[ 2620.361928]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2620.366476]  ? vmacache_find+0x5f/0x280
[ 2620.370437]  kernel_wait4+0x1f5/0x370
[ 2620.374209]  ? SyS_waitid+0x50/0x50
[ 2620.377813]  ? task_stopped_code+0x140/0x140
[ 2620.382205]  SYSC_wait4+0x134/0x140
[ 2620.385804]  ? kernel_wait4+0x370/0x370
[ 2620.389754]  ? syscall_return_slowpath+0x550/0x550
[ 2620.394666]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2620.399482]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2620.404471]  SyS_wait4+0x2c/0x40
[ 2620.407804]  ? SyS_wait4+0x2c/0x40
[ 2620.411321]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2620.416046] RIP: 0033:0x40cd8a
[ 2620.419204] RSP: 002b:00007ffe0a3f3b68 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2620.426882] RAX: ffffffffffffffda RBX: 0000000000004f96 RCX: 000000000040cd8a
[ 2620.434130] RDX: 0000000040000000 RSI: 00007ffe0a3f3b7c RDI: ffffffffffffffff
[ 2620.441367] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2620.448605] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2620.455846] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2620.463108] syz-executor0   S22224 20320  20168 0x00000000
[ 2620.468708] Call Trace:
[ 2620.471274]  __schedule+0x8eb/0x2060
[ 2620.474971]  ? __sched_text_start+0x8/0x8
[ 2620.479089]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2620.483905]  ? lock_downgrade+0x980/0x980
[ 2620.488030]  ? enqueue_hrtimer+0x171/0x4a0
[ 2620.492237]  ? __remove_hrtimer+0x190/0x190
[ 2620.496532]  ? do_raw_spin_trylock+0x190/0x190
[ 2620.501088]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2620.506163]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2620.511151]  ? trace_hardirqs_on+0xd/0x10
[ 2620.515284]  schedule+0xf5/0x430
[ 2620.518631]  ? __schedule+0x2060/0x2060
[ 2620.522573]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2620.527558]  ? trace_hardirqs_on+0xd/0x10
[ 2620.531679]  ? __debug_object_init+0x235/0x1040
[ 2620.536330]  ? debug_object_fixup+0x30/0x30
[ 2620.540622]  ? find_held_lock+0x35/0x1d0
[ 2620.544656]  do_nanosleep+0x224/0x6e0
[ 2620.548433]  ? schedule_timeout_idle+0x90/0x90
[ 2620.552989]  ? lock_release+0xa40/0xa40
[ 2620.556935]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2620.562787]  ? kernel_wait4+0x26e/0x370
[ 2620.566736]  ? SyS_waitid+0x50/0x50
[ 2620.570336]  ? memset+0x31/0x40
[ 2620.573595]  hrtimer_nanosleep+0x27b/0x4d0
[ 2620.577806]  ? nanosleep_copyout+0x100/0x100
[ 2620.582190]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2620.586411]  SyS_nanosleep+0x175/0x1f0
[ 2620.590268]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2620.594642]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2620.599631]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2620.604365]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2620.609089] RIP: 0033:0x47e050
[ 2620.612250] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2620.619928] RAX: ffffffffffffffda RBX: 00000000021bb914 RCX: 000000000047e050
[ 2620.627164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2620.634404] RBP: 0000000000000248 R08: 0000000000000001 R09: 00000000021bb940
[ 2620.641644] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000248
[ 2620.648882] R13: 000000000000000f R14: 000000000026001f R15: 0000000000000003
[ 2620.656145] syz-executor4   S22224 20350  20176 0x00000000
[ 2620.661745] Call Trace:
[ 2620.664306]  __schedule+0x8eb/0x2060
[ 2620.668001]  ? __sched_text_start+0x8/0x8
[ 2620.672125]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2620.676938]  ? lock_downgrade+0x980/0x980
[ 2620.681063]  ? enqueue_hrtimer+0x171/0x4a0
[ 2620.685270]  ? __remove_hrtimer+0x190/0x190
[ 2620.689564]  ? do_raw_spin_trylock+0x190/0x190
[ 2620.694122]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2620.699199]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2620.704185]  ? trace_hardirqs_on+0xd/0x10
[ 2620.708312]  schedule+0xf5/0x430
[ 2620.711652]  ? __schedule+0x2060/0x2060
[ 2620.715598]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2620.720585]  ? trace_hardirqs_on+0xd/0x10
[ 2620.724712]  ? __debug_object_init+0x235/0x1040
[ 2620.729361]  ? debug_object_fixup+0x30/0x30
[ 2620.733652]  ? find_held_lock+0x35/0x1d0
[ 2620.737687]  do_nanosleep+0x224/0x6e0
[ 2620.741466]  ? schedule_timeout_idle+0x90/0x90
[ 2620.746025]  ? lock_release+0xa40/0xa40
[ 2620.749972]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2620.755823]  ? kernel_wait4+0x26e/0x370
[ 2620.759769]  ? SyS_waitid+0x50/0x50
[ 2620.763367]  ? memset+0x31/0x40
[ 2620.766629]  hrtimer_nanosleep+0x27b/0x4d0
[ 2620.770835]  ? nanosleep_copyout+0x100/0x100
[ 2620.775216]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2620.779437]  SyS_nanosleep+0x175/0x1f0
[ 2620.783294]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2620.787670]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2620.792657]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2620.797395]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2620.802118] RIP: 0033:0x47e050
[ 2620.805275] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2620.812953] RAX: ffffffffffffffda RBX: 0000000000f6b914 RCX: 000000000047e050
[ 2620.820191] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2620.827428] RBP: 0000000000000219 R08: 0000000000000001 R09: 0000000000f6b940
[ 2620.834669] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 2620.841907] R13: 0000000000000000 R14: 0000000000260447 R15: 0000000000000010
[ 2620.849174] syz-executor6   R  running task    22224 20360  20174 0x00000000
[ 2620.856337] Call Trace:
[ 2620.858901]  __schedule+0x8eb/0x2060
[ 2620.862597]  ? __sched_text_start+0x8/0x8
[ 2620.866715]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2620.871529]  ? lock_downgrade+0x980/0x980
[ 2620.875650]  ? enqueue_hrtimer+0x171/0x4a0
[ 2620.879857]  ? __remove_hrtimer+0x190/0x190
[ 2620.884152]  ? do_raw_spin_trylock+0x190/0x190
[ 2620.888710]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2620.893784]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2620.898771]  ? trace_hardirqs_on+0xd/0x10
[ 2620.902899]  schedule+0xf5/0x430
[ 2620.906241]  ? __schedule+0x2060/0x2060
[ 2620.910184]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2620.915171]  ? trace_hardirqs_on+0xd/0x10
[ 2620.919293]  ? __debug_object_init+0x235/0x1040
[ 2620.923941]  ? debug_object_fixup+0x30/0x30
[ 2620.928231]  ? find_held_lock+0x35/0x1d0
[ 2620.932270]  do_nanosleep+0x224/0x6e0
[ 2620.936048]  ? schedule_timeout_idle+0x90/0x90
[ 2620.940604]  ? lock_release+0xa40/0xa40
[ 2620.944546]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2620.950399]  ? kernel_wait4+0x26e/0x370
[ 2620.954351]  ? SyS_waitid+0x50/0x50
[ 2620.957952]  ? memset+0x31/0x40
[ 2620.961217]  hrtimer_nanosleep+0x27b/0x4d0
[ 2620.965425]  ? nanosleep_copyout+0x100/0x100
[ 2620.969809]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2620.974035]  SyS_nanosleep+0x175/0x1f0
[ 2620.977896]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2620.982271]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2620.987260]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2620.991993]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2620.996716] RIP: 0033:0x47e050
[ 2620.999874] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2621.007550] RAX: ffffffffffffffda RBX: 000000000106f914 RCX: 000000000047e050
[ 2621.014787] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2621.022025] RBP: 0000000000000234 R08: 0000000000000001 R09: 000000000106f940
[ 2621.029262] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000234
[ 2621.036499] R13: 0000000000000007 R14: 000000000026008b R15: 0000000000000027
[ 2621.043761] syz-executor2   R  running task    22224 20369  20178 0x00000000
[ 2621.050925] Call Trace:
[ 2621.053489]  __schedule+0x8eb/0x2060
[ 2621.057183]  ? __sched_text_start+0x8/0x8
[ 2621.061303]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2621.066116]  ? lock_downgrade+0x980/0x980
[ 2621.070237]  ? enqueue_hrtimer+0x171/0x4a0
[ 2621.074443]  ? __remove_hrtimer+0x190/0x190
[ 2621.078738]  ? do_raw_spin_trylock+0x190/0x190
[ 2621.083293]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2621.088369]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2621.093355]  ? trace_hardirqs_on+0xd/0x10
[ 2621.097486]  schedule+0xf5/0x430
[ 2621.100827]  ? __schedule+0x2060/0x2060
[ 2621.104771]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2621.109756]  ? trace_hardirqs_on+0xd/0x10
[ 2621.113879]  ? __debug_object_init+0x235/0x1040
[ 2621.118529]  ? debug_object_fixup+0x30/0x30
[ 2621.122819]  ? find_held_lock+0x35/0x1d0
[ 2621.126852]  do_nanosleep+0x224/0x6e0
[ 2621.130630]  ? schedule_timeout_idle+0x90/0x90
[ 2621.135186]  ? lock_release+0xa40/0xa40
[ 2621.139133]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2621.144986]  ? kernel_wait4+0x26e/0x370
[ 2621.148932]  ? SyS_waitid+0x50/0x50
[ 2621.152530]  ? memset+0x31/0x40
[ 2621.155792]  hrtimer_nanosleep+0x27b/0x4d0
[ 2621.160000]  ? nanosleep_copyout+0x100/0x100
[ 2621.164386]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2621.168607]  SyS_nanosleep+0x175/0x1f0
[ 2621.172466]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2621.176840]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2621.181828]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2621.186565]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2621.191287] RIP: 0033:0x47e050
[ 2621.194444] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2621.202120] RAX: ffffffffffffffda RBX: 00000000017c9914 RCX: 000000000047e050
[ 2621.209359] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2621.216595] RBP: 0000000000000229 R08: 0000000000000001 R09: 00000000017c9940
[ 2621.223831] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000229
[ 2621.231073] R13: 0000000000000008 R14: 0000000000260463 R15: 0000000000000010
[ 2621.238338] syz-executor5   R  running task    22224 20370  20175 0x00000000
[ 2621.245504] Call Trace:
[ 2621.248067]  __schedule+0x8eb/0x2060
[ 2621.251763]  ? __sched_text_start+0x8/0x8
[ 2621.255878]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2621.260693]  ? lock_downgrade+0x980/0x980
[ 2621.264816]  ? enqueue_hrtimer+0x171/0x4a0
[ 2621.269024]  ? __remove_hrtimer+0x190/0x190
[ 2621.273323]  ? do_raw_spin_trylock+0x190/0x190
[ 2621.277876]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2621.282950]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2621.287937]  ? trace_hardirqs_on+0xd/0x10
[ 2621.292067]  schedule+0xf5/0x430
[ 2621.295407]  ? __schedule+0x2060/0x2060
[ 2621.299349]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2621.304334]  ? trace_hardirqs_on+0xd/0x10
[ 2621.308454]  ? __debug_object_init+0x235/0x1040
[ 2621.313102]  ? debug_object_fixup+0x30/0x30
[ 2621.317389]  ? find_held_lock+0x35/0x1d0
[ 2621.321425]  do_nanosleep+0x224/0x6e0
[ 2621.325201]  ? schedule_timeout_idle+0x90/0x90
[ 2621.329758]  ? lock_release+0xa40/0xa40
[ 2621.333700]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2621.339557]  ? kernel_wait4+0x26e/0x370
[ 2621.343502]  ? SyS_waitid+0x50/0x50
[ 2621.347099]  ? memset+0x31/0x40
[ 2621.350361]  hrtimer_nanosleep+0x27b/0x4d0
[ 2621.354570]  ? nanosleep_copyout+0x100/0x100
[ 2621.358953]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2621.363172]  SyS_nanosleep+0x175/0x1f0
[ 2621.367031]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2621.371409]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2621.376396]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2621.381130]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2621.385853] RIP: 0033:0x47e050
[ 2621.389016] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2621.396693] RAX: ffffffffffffffda RBX: 0000000001003914 RCX: 000000000047e050
[ 2621.403931] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2621.411172] RBP: 000000000000021f R08: 0000000000000001 R09: 0000000001003940
[ 2621.418410] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000021f
[ 2621.425649] R13: 0000000000000003 R14: 0000000000260047 R15: 000000000000021f
[ 2621.432911] syz-executor7   S22224 20374  20190 0x00000000
[ 2621.438509] Call Trace:
[ 2621.441071]  __schedule+0x8eb/0x2060
[ 2621.444766]  ? __sched_text_start+0x8/0x8
[ 2621.448885]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2621.453697]  ? lock_downgrade+0x980/0x980
[ 2621.457818]  ? enqueue_hrtimer+0x171/0x4a0
[ 2621.462024]  ? __remove_hrtimer+0x190/0x190
[ 2621.466319]  ? do_raw_spin_trylock+0x190/0x190
[ 2621.470874]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2621.476301]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2621.481287]  ? trace_hardirqs_on+0xd/0x10
[ 2621.485416]  schedule+0xf5/0x430
[ 2621.488757]  ? __schedule+0x2060/0x2060
[ 2621.492698]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2621.497683]  ? trace_hardirqs_on+0xd/0x10
[ 2621.501805]  ? __debug_object_init+0x235/0x1040
[ 2621.506460]  ? debug_object_fixup+0x30/0x30
[ 2621.510751]  ? find_held_lock+0x35/0x1d0
[ 2621.514787]  do_nanosleep+0x224/0x6e0
[ 2621.518566]  ? schedule_timeout_idle+0x90/0x90
[ 2621.523125]  ? lock_release+0xa40/0xa40
[ 2621.527067]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2621.532921]  ? kernel_wait4+0x26e/0x370
[ 2621.536867]  ? SyS_waitid+0x50/0x50
[ 2621.540467]  ? memset+0x31/0x40
[ 2621.543727]  hrtimer_nanosleep+0x27b/0x4d0
[ 2621.547938]  ? nanosleep_copyout+0x100/0x100
[ 2621.552321]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2621.556546]  SyS_nanosleep+0x175/0x1f0
[ 2621.560408]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2621.564783]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2621.569771]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2621.574507]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2621.579229] RIP: 0033:0x47e050
[ 2621.582389] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2621.590065] RAX: ffffffffffffffda RBX: 0000000001d49914 RCX: 000000000047e050
[ 2621.597303] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2621.604543] RBP: 0000000000000254 R08: 0000000000000001 R09: 0000000001d49940
[ 2621.611779] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 2621.619020] R13: 0000000000000000 R14: 0000000000260441 R15: 0000000000000003
[ 2621.626285] syz-executor1   S22224 20375  20186 0x00000000
[ 2621.631883] Call Trace:
[ 2621.634443]  __schedule+0x8eb/0x2060
[ 2621.638137]  ? __sched_text_start+0x8/0x8
[ 2621.642255]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2621.647070]  ? lock_downgrade+0x980/0x980
[ 2621.651192]  ? enqueue_hrtimer+0x171/0x4a0
[ 2621.655398]  ? __remove_hrtimer+0x190/0x190
[ 2621.659713]  ? do_raw_spin_trylock+0x190/0x190
[ 2621.664273]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2621.669350]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2621.674338]  ? trace_hardirqs_on+0xd/0x10
[ 2621.678465]  schedule+0xf5/0x430
[ 2621.681805]  ? __schedule+0x2060/0x2060
[ 2621.685746]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2621.690733]  ? trace_hardirqs_on+0xd/0x10
[ 2621.694857]  ? __debug_object_init+0x235/0x1040
[ 2621.699522]  ? debug_object_fixup+0x30/0x30
[ 2621.703811]  ? find_held_lock+0x35/0x1d0
[ 2621.707844]  do_nanosleep+0x224/0x6e0
[ 2621.711621]  ? schedule_timeout_idle+0x90/0x90
[ 2621.716178]  ? lock_release+0xa40/0xa40
[ 2621.720124]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2621.725976]  ? kernel_wait4+0x26e/0x370
[ 2621.729924]  ? SyS_waitid+0x50/0x50
[ 2621.733528]  ? memset+0x31/0x40
[ 2621.736788]  hrtimer_nanosleep+0x27b/0x4d0
[ 2621.740994]  ? nanosleep_copyout+0x100/0x100
[ 2621.745379]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2621.749599]  SyS_nanosleep+0x175/0x1f0
[ 2621.753456]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2621.757834]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2621.762820]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2621.767554]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2621.772276] RIP: 0033:0x47e050
[ 2621.775435] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2621.783113] RAX: ffffffffffffffda RBX: 00000000014ec914 RCX: 000000000047e050
[ 2621.790351] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2621.797588] RBP: 0000000000000140 R08: 0000000000000001 R09: 00000000014ec940
[ 2621.804828] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000140
[ 2621.812067] R13: 0000000000000009 R14: 0000000000260060 R15: 0000000000000001
[ 2621.819330] kworker/u4:0    I13104 20618      2 0x80000000
[ 2621.824939] Call Trace:
[ 2621.827500]  __schedule+0x8eb/0x2060
[ 2621.831185]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2621.836270]  ? __sched_text_start+0x8/0x8
[ 2621.840386]  ? check_noncircular+0x20/0x20
[ 2621.844594]  ? __wake_up_common_lock+0x1c2/0x310
[ 2621.849319]  ? lock_downgrade+0x980/0x980
[ 2621.853447]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2621.857761]  schedule+0xf5/0x430
[ 2621.861096]  ? lock_downgrade+0x980/0x980
[ 2621.865214]  ? __schedule+0x2060/0x2060
[ 2621.869160]  ? __wake_up_common+0x780/0x780
[ 2621.873464]  ? do_raw_spin_trylock+0x190/0x190
[ 2621.878025]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2621.882491]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2621.887484]  worker_thread+0x492/0x1990
[ 2621.891459]  ? process_one_work+0x1b10/0x1b10
[ 2621.895929]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2621.900398]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2621.905383]  ? trace_hardirqs_on+0xd/0x10
[ 2621.909507]  ? finish_task_switch+0x1d3/0x740
[ 2621.913971]  ? finish_task_switch+0x1aa/0x740
[ 2621.918439]  ? copy_overflow+0x20/0x20
[ 2621.922310]  ? __schedule+0x8f3/0x2060
[ 2621.926195]  ? find_held_lock+0x35/0x1d0
[ 2621.930236]  ? find_held_lock+0x35/0x1d0
[ 2621.934279]  ? complete+0x62/0x80
[ 2621.937712]  ? __schedule+0x2060/0x2060
[ 2621.941653]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2621.945944]  ? __lockdep_init_map+0xe4/0x650
[ 2621.950323]  ? do_raw_spin_trylock+0x190/0x190
[ 2621.954874]  ? lockdep_init_map+0x9/0x10
[ 2621.958904]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2621.963982]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2621.968967]  ? trace_hardirqs_on+0xd/0x10
[ 2621.973084]  ? __kthread_parkme+0x175/0x240
[ 2621.977380]  kthread+0x33c/0x400
[ 2621.980716]  ? process_one_work+0x1b10/0x1b10
[ 2621.985178]  ? kthread_stop+0x7a0/0x7a0
[ 2621.989125]  ret_from_fork+0x24/0x30
[ 2621.992829] kworker/0:5     I23008 21736      2 0x80000000
[ 2621.998437] Call Trace:
[ 2622.000998]  __schedule+0x8eb/0x2060
[ 2622.004682]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2622.009766]  ? __sched_text_start+0x8/0x8
[ 2622.013881]  ? check_noncircular+0x20/0x20
[ 2622.018091]  ? __wake_up_common_lock+0x1c2/0x310
[ 2622.022816]  ? lock_downgrade+0x980/0x980
[ 2622.026945]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2622.031258]  schedule+0xf5/0x430
[ 2622.034595]  ? lock_downgrade+0x980/0x980
[ 2622.038713]  ? __schedule+0x2060/0x2060
[ 2622.042655]  ? __wake_up_common+0x780/0x780
[ 2622.046948]  ? try_to_del_timer_sync+0xe0/0x130
[ 2622.051591]  ? do_raw_spin_trylock+0x190/0x190
[ 2622.056147]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2622.060616]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2622.065607]  worker_thread+0x492/0x1990
[ 2622.069578]  ? process_one_work+0x1b10/0x1b10
[ 2622.074046]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2622.078513]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2622.083502]  ? trace_hardirqs_on+0xd/0x10
[ 2622.087624]  ? finish_task_switch+0x1d3/0x740
[ 2622.092086]  ? finish_task_switch+0x1aa/0x740
[ 2622.096556]  ? copy_overflow+0x20/0x20
[ 2622.100430]  ? __schedule+0x8f3/0x2060
[ 2622.104319]  ? find_held_lock+0x35/0x1d0
[ 2622.108358]  ? find_held_lock+0x35/0x1d0
[ 2622.112399]  ? complete+0x62/0x80
[ 2622.115837]  ? __schedule+0x2060/0x2060
[ 2622.119777]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2622.124069]  ? __lockdep_init_map+0xe4/0x650
[ 2622.128451]  ? do_raw_spin_trylock+0x190/0x190
[ 2622.133002]  ? lockdep_init_map+0x9/0x10
[ 2622.137036]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2622.142110]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2622.147099]  ? trace_hardirqs_on+0xd/0x10
[ 2622.151215]  ? __kthread_parkme+0x175/0x240
[ 2622.155513]  kthread+0x33c/0x400
[ 2622.158851]  ? process_one_work+0x1b10/0x1b10
[ 2622.163315]  ? kthread_stop+0x7a0/0x7a0
[ 2622.167264]  ret_from_fork+0x24/0x30
[ 2622.170968] syz-executor3   S22224 22624   3148 0x00000000
[ 2622.176568] Call Trace:
[ 2622.179131]  __schedule+0x8eb/0x2060
[ 2622.182830]  ? __sched_text_start+0x8/0x8
[ 2622.186946]  ? check_noncircular+0x20/0x20
[ 2622.191156]  ? find_held_lock+0x35/0x1d0
[ 2622.195197]  ? exit_notify+0xb10/0xb10
[ 2622.199058]  ? lock_downgrade+0x980/0x980
[ 2622.203197]  schedule+0xf5/0x430
[ 2622.206532]  ? lock_downgrade+0x980/0x980
[ 2622.210649]  ? __schedule+0x2060/0x2060
[ 2622.214593]  ? lock_release+0xa40/0xa40
[ 2622.218541]  ? add_wait_queue+0x1a9/0x290
[ 2622.222662]  ? wait_woken+0x280/0x280
[ 2622.226449]  do_wait+0x33a/0xa70
[ 2622.229789]  ? wait_consider_task+0x3420/0x3420
[ 2622.234435]  ? __do_page_fault+0x5f7/0xc90
[ 2622.238640]  ? lock_downgrade+0x980/0x980
[ 2622.242771]  ? handle_mm_fault+0x410/0x8d0
[ 2622.246977]  ? down_read_trylock+0xdb/0x170
[ 2622.251266]  ? __do_page_fault+0x32d/0xc90
[ 2622.255470]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2622.260026]  ? vmacache_find+0x5f/0x280
[ 2622.263988]  kernel_wait4+0x1f5/0x370
[ 2622.267763]  ? SyS_waitid+0x50/0x50
[ 2622.271365]  ? task_stopped_code+0x140/0x140
[ 2622.275757]  SYSC_wait4+0x134/0x140
[ 2622.279353]  ? kernel_wait4+0x370/0x370
[ 2622.283303]  ? syscall_return_slowpath+0x550/0x550
[ 2622.288210]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2622.293029]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2622.298024]  SyS_wait4+0x2c/0x40
[ 2622.301357]  ? SyS_wait4+0x2c/0x40
[ 2622.304869]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2622.309592] RIP: 0033:0x40cd8a
[ 2622.312752] RSP: 002b:00007fff21095198 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
[ 2622.320428] RAX: ffffffffffffffda RBX: 000000000000589b RCX: 000000000040cd8a
[ 2622.327666] RDX: 0000000040000000 RSI: 00007fff210951ac RDI: ffffffffffffffff
[ 2622.334903] RBP: 0000000000000000 R08: 0000000000000017 R09: 0000000000000017
[ 2622.342140] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000040e900
[ 2622.349376] R13: 000000000040e990 R14: 0000000000000000 R15: 0000000000000000
[ 2622.356637] kworker/u4:3    I14096 22662      2 0x80000000
[ 2622.362246] Call Trace:
[ 2622.364808]  __schedule+0x8eb/0x2060
[ 2622.368493]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2622.373574]  ? __sched_text_start+0x8/0x8
[ 2622.377692]  ? check_noncircular+0x20/0x20
[ 2622.381898]  ? __wake_up_common_lock+0x1c2/0x310
[ 2622.386624]  ? lock_downgrade+0x980/0x980
[ 2622.390779]  schedule+0xf5/0x430
[ 2622.394115]  ? lock_downgrade+0x980/0x980
[ 2622.398235]  ? __schedule+0x2060/0x2060
[ 2622.402181]  ? lock_release+0xa40/0xa40
[ 2622.406133]  ? do_raw_spin_trylock+0x190/0x190
[ 2622.410687]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2622.415157]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2622.420150]  worker_thread+0x492/0x1990
[ 2622.424124]  ? process_one_work+0x1b10/0x1b10
[ 2622.428604]  ? _raw_spin_unlock_irq+0x56/0x70
[ 2622.433076]  ? finish_task_switch+0x1d3/0x740
[ 2622.437539]  ? finish_task_switch+0x1aa/0x740
[ 2622.442014]  ? copy_overflow+0x20/0x20
[ 2622.445889]  ? __schedule+0x8f3/0x2060
[ 2622.449742]  ? trace_event_raw_event_lock+0x340/0x340
[ 2622.454929]  ? find_held_lock+0x35/0x1d0
[ 2622.458971]  ? find_held_lock+0x35/0x1d0
[ 2622.463019]  ? complete+0x62/0x80
[ 2622.466454]  ? __schedule+0x2060/0x2060
[ 2622.470399]  ? __lockdep_init_map+0xe4/0x650
[ 2622.474779]  ? do_raw_spin_trylock+0x190/0x190
[ 2622.479329]  ? lockdep_init_map+0x9/0x10
[ 2622.483356]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2622.488430]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2622.493420]  ? trace_hardirqs_on+0xd/0x10
[ 2622.497536]  ? __kthread_parkme+0x175/0x240
[ 2622.501832]  kthread+0x33c/0x400
[ 2622.505170]  ? process_one_work+0x1b10/0x1b10
[ 2622.509631]  ? kthread_stop+0x7a0/0x7a0
[ 2622.513579]  ret_from_fork+0x24/0x30
[ 2622.517284] syz-executor3   S22224 22683  22624 0x00000000
[ 2622.522883] Call Trace:
[ 2622.525447]  __schedule+0x8eb/0x2060
[ 2622.529152]  ? __sched_text_start+0x8/0x8
[ 2622.533270]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2622.538085]  ? lock_downgrade+0x980/0x980
[ 2622.542209]  ? enqueue_hrtimer+0x171/0x4a0
[ 2622.546414]  ? __remove_hrtimer+0x190/0x190
[ 2622.550708]  ? do_raw_spin_trylock+0x190/0x190
[ 2622.555264]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2622.560338]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2622.565324]  ? trace_hardirqs_on+0xd/0x10
[ 2622.569455]  schedule+0xf5/0x430
[ 2622.572797]  ? __schedule+0x2060/0x2060
[ 2622.576738]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2622.581811]  ? trace_hardirqs_on+0xd/0x10
[ 2622.585940]  ? __debug_object_init+0x235/0x1040
[ 2622.590592]  ? debug_object_fixup+0x30/0x30
[ 2622.594882]  ? find_held_lock+0x35/0x1d0
[ 2622.598916]  do_nanosleep+0x224/0x6e0
[ 2622.602695]  ? schedule_timeout_idle+0x90/0x90
[ 2622.607253]  ? lock_release+0xa40/0xa40
[ 2622.611200]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2622.617056]  ? kernel_wait4+0x26e/0x370
[ 2622.621007]  ? SyS_waitid+0x50/0x50
[ 2622.624610]  ? memset+0x31/0x40
[ 2622.627874]  hrtimer_nanosleep+0x27b/0x4d0
[ 2622.632082]  ? nanosleep_copyout+0x100/0x100
[ 2622.636468]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2622.640693]  SyS_nanosleep+0x175/0x1f0
[ 2622.644555]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2622.648933]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2622.653923]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2622.658660]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2622.663382] RIP: 0033:0x47e050
[ 2622.666539] RSP: 002b:0000000000a2fa08 EFLAGS: 00000246 ORIG_RAX: 0000000000000023
[ 2622.674218] RAX: ffffffffffffffda RBX: 00000000015a7914 RCX: 000000000047e050
[ 2622.681458] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2fa10
[ 2622.688696] RBP: 0000000000000109 R08: 0000000000000001 R09: 00000000015a7940
[ 2622.695935] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000109
[ 2622.703173] R13: 000000000000000b R14: 000000000026004f R15: 0000000000000010
[ 2622.710442] kworker/1:1     I23376 22776      2 0x80000000
[ 2622.716054] Call Trace:
[ 2622.718615]  __schedule+0x8eb/0x2060
[ 2622.722297]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2622.727382]  ? __sched_text_start+0x8/0x8
[ 2622.731509]  ? check_noncircular+0x20/0x20
[ 2622.735718]  ? __wake_up_common_lock+0x1c2/0x310
[ 2622.740446]  ? lock_downgrade+0x980/0x980
[ 2622.744601]  schedule+0xf5/0x430
[ 2622.747939]  ? lock_downgrade+0x980/0x980
[ 2622.752059]  ? __schedule+0x2060/0x2060
[ 2622.756003]  ? lock_release+0xa40/0xa40
[ 2622.759960]  ? do_raw_spin_trylock+0x190/0x190
[ 2622.764513]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2622.768979]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2622.773978]  worker_thread+0x492/0x1990
[ 2622.777951]  ? process_one_work+0x1b10/0x1b10
[ 2622.782420]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2622.786891]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2622.791878]  ? trace_hardirqs_on+0xd/0x10
[ 2622.795997]  ? finish_task_switch+0x1d3/0x740
[ 2622.800464]  ? finish_task_switch+0x1aa/0x740
[ 2622.804936]  ? copy_overflow+0x20/0x20
[ 2622.808809]  ? __schedule+0x8f3/0x2060
[ 2622.812664]  ? trace_event_raw_event_lock+0x340/0x340
[ 2622.817866]  ? find_held_lock+0x35/0x1d0
[ 2622.821906]  ? find_held_lock+0x35/0x1d0
[ 2622.825950]  ? complete+0x62/0x80
[ 2622.829386]  ? __schedule+0x2060/0x2060
[ 2622.833331]  ? __lockdep_init_map+0xe4/0x650
[ 2622.837709]  ? do_raw_spin_trylock+0x190/0x190
[ 2622.842261]  ? lockdep_init_map+0x9/0x10
[ 2622.846292]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2622.851369]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2622.856355]  ? trace_hardirqs_on+0xd/0x10
[ 2622.860473]  ? __kthread_parkme+0x175/0x240
[ 2622.864767]  kthread+0x33c/0x400
[ 2622.868102]  ? process_one_work+0x1b10/0x1b10
[ 2622.872562]  ? kthread_stop+0x7a0/0x7a0
[ 2622.876509]  ret_from_fork+0x24/0x30
[ 2622.880213] kworker/0:0     I21568 22891      2 0x80000000
[ 2622.885827] Call Trace:
[ 2622.888388]  __schedule+0x8eb/0x2060
[ 2622.892071]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2622.897152]  ? __sched_text_start+0x8/0x8
[ 2622.901268]  ? check_noncircular+0x20/0x20
[ 2622.905478]  ? __wake_up_common_lock+0x1c2/0x310
[ 2622.910214]  ? lock_downgrade+0x980/0x980
[ 2622.914368]  schedule+0xf5/0x430
[ 2622.917707]  ? lock_downgrade+0x980/0x980
[ 2622.921825]  ? __schedule+0x2060/0x2060
[ 2622.925768]  ? lock_release+0xa40/0xa40
[ 2622.929713]  ? worker_pool_assign_id+0x1b0/0x1b0
[ 2622.934442]  ? do_raw_spin_trylock+0x190/0x190
[ 2622.938995]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2622.943464]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2622.948455]  worker_thread+0x492/0x1990
[ 2622.952432]  ? process_one_work+0x1b10/0x1b10
[ 2622.956903]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2622.961371]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2622.966358]  ? trace_hardirqs_on+0xd/0x10
[ 2622.970479]  ? finish_task_switch+0x1d3/0x740
[ 2622.974941]  ? finish_task_switch+0x1aa/0x740
[ 2622.979409]  ? copy_overflow+0x20/0x20
[ 2622.983286]  ? __schedule+0x8f3/0x2060
[ 2622.987140]  ? trace_event_raw_event_lock+0x340/0x340
[ 2622.992329]  ? find_held_lock+0x35/0x1d0
[ 2622.996369]  ? find_held_lock+0x35/0x1d0
[ 2623.000409]  ? complete+0x62/0x80
[ 2623.003846]  ? __schedule+0x2060/0x2060
[ 2623.007790]  ? __lockdep_init_map+0xe4/0x650
[ 2623.012168]  ? do_raw_spin_trylock+0x190/0x190
[ 2623.016718]  ? lockdep_init_map+0x9/0x10
[ 2623.020747]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2623.025822]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2623.030807]  ? trace_hardirqs_on+0xd/0x10
[ 2623.034925]  ? __kthread_parkme+0x175/0x240
[ 2623.039220]  kthread+0x33c/0x400
[ 2623.042557]  ? process_one_work+0x1b10/0x1b10
[ 2623.047023]  ? kthread_stop+0x7a0/0x7a0
[ 2623.050969]  ret_from_fork+0x24/0x30
[ 2623.054674] kworker/1:2     R  running task    23552 23809      2 0x80000000
[ 2623.061849] Call Trace:
[ 2623.064408]  __schedule+0x8eb/0x2060
[ 2623.068093]  ? update_curr+0x47b/0xa60
[ 2623.071961]  ? __sched_text_start+0x8/0x8
[ 2623.076081]  ? check_noncircular+0x20/0x20
[ 2623.080286]  ? __lock_is_held+0xb6/0x140
[ 2623.084361]  schedule+0xf5/0x430
[ 2623.087696]  ? lock_downgrade+0x980/0x980
[ 2623.091816]  ? __schedule+0x2060/0x2060
[ 2623.095760]  ? lock_release+0xa40/0xa40
[ 2623.099708]  ? perf_event_sync_stat+0x5b0/0x5b0
[ 2623.104348]  ? do_raw_spin_trylock+0x190/0x190
[ 2623.108904]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2623.113370]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2623.118360]  worker_thread+0x492/0x1990
[ 2623.122334]  ? process_one_work+0x1b10/0x1b10
[ 2623.126802]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2623.131269]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2623.136257]  ? trace_hardirqs_on+0xd/0x10
[ 2623.140373]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2623.144840]  ? finish_task_switch+0x1d3/0x740
[ 2623.149301]  ? finish_task_switch+0x1aa/0x740
[ 2623.153769]  ? copy_overflow+0x20/0x20
[ 2623.157643]  ? __schedule+0x8f3/0x2060
[ 2623.161530]  ? find_held_lock+0x35/0x1d0
[ 2623.165569]  ? find_held_lock+0x35/0x1d0
[ 2623.169613]  ? complete+0x62/0x80
[ 2623.173047]  ? __schedule+0x2060/0x2060
[ 2623.176989]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2623.181278]  ? __lockdep_init_map+0xe4/0x650
[ 2623.185658]  ? do_raw_spin_trylock+0x190/0x190
[ 2623.190208]  ? lockdep_init_map+0x9/0x10
[ 2623.194236]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2623.199311]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2623.204296]  ? trace_hardirqs_on+0xd/0x10
[ 2623.208415]  ? __kthread_parkme+0x175/0x240
[ 2623.212712]  kthread+0x33c/0x400
[ 2623.216046]  ? process_one_work+0x1b10/0x1b10
[ 2623.220509]  ? kthread_stop+0x7a0/0x7a0
[ 2623.224459]  ret_from_fork+0x24/0x30
[ 2623.228162] kworker/u4:1    I14096 23904      2 0x80000000
[ 2623.233767] Call Trace:
[ 2623.236330]  __schedule+0x8eb/0x2060
[ 2623.240012]  ? update_curr+0x47b/0xa60
[ 2623.243882]  ? __sched_text_start+0x8/0x8
[ 2623.248000]  ? check_noncircular+0x20/0x20
[ 2623.252207]  ? __lock_is_held+0xb6/0x140
[ 2623.256283]  schedule+0xf5/0x430
[ 2623.259620]  ? lock_downgrade+0x980/0x980
[ 2623.263736]  ? __schedule+0x2060/0x2060
[ 2623.267683]  ? lock_release+0xa40/0xa40
[ 2623.271629]  ? perf_event_sync_stat+0x5b0/0x5b0
[ 2623.276270]  ? do_raw_spin_trylock+0x190/0x190
[ 2623.280823]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2623.285291]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2623.290283]  worker_thread+0x492/0x1990
[ 2623.294257]  ? process_one_work+0x1b10/0x1b10
[ 2623.298726]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2623.303196]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2623.308182]  ? trace_hardirqs_on+0xd/0x10
[ 2623.312297]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2623.316760]  ? finish_task_switch+0x1d3/0x740
[ 2623.321222]  ? finish_task_switch+0x1aa/0x740
[ 2623.325691]  ? copy_overflow+0x20/0x20
[ 2623.329565]  ? __schedule+0x8f3/0x2060
[ 2623.333454]  ? find_held_lock+0x35/0x1d0
[ 2623.337493]  ? find_held_lock+0x35/0x1d0
[ 2623.341536]  ? complete+0x62/0x80
[ 2623.344969]  ? __schedule+0x2060/0x2060
[ 2623.348910]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2623.353200]  ? __lockdep_init_map+0xe4/0x650
[ 2623.357579]  ? do_raw_spin_trylock+0x190/0x190
[ 2623.362133]  ? lockdep_init_map+0x9/0x10
[ 2623.366161]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2623.371238]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2623.376223]  ? trace_hardirqs_on+0xd/0x10
[ 2623.380340]  ? __kthread_parkme+0x175/0x240
[ 2623.384636]  kthread+0x33c/0x400
[ 2623.387971]  ? process_one_work+0x1b10/0x1b10
[ 2623.392434]  ? kthread_stop+0x7a0/0x7a0
[ 2623.396382]  ret_from_fork+0x24/0x30
[ 2623.400090] kworker/1:0     I26432 24538      2 0x80000000
[ 2623.405699] Call Trace:
[ 2623.408258]  __schedule+0x8eb/0x2060
[ 2623.411942]  ? update_curr+0x47b/0xa60
[ 2623.415814]  ? __sched_text_start+0x8/0x8
[ 2623.419933]  ? check_noncircular+0x20/0x20
[ 2623.424137]  ? __lock_is_held+0xb6/0x140
[ 2623.428184]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2623.433367]  schedule+0xf5/0x430
[ 2623.436707]  ? lock_downgrade+0x980/0x980
[ 2623.440823]  ? __schedule+0x2060/0x2060
[ 2623.444770]  ? lock_release+0xa40/0xa40
[ 2623.448714]  ? perf_trace_lock+0xd6/0x900
[ 2623.452832]  ? perf_event_sync_stat+0x5b0/0x5b0
[ 2623.457473]  ? do_raw_spin_trylock+0x190/0x190
[ 2623.462029]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2623.466495]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2623.472027]  worker_thread+0x492/0x1990
[ 2623.475979]  ? finish_task_switch+0x1d3/0x740
[ 2623.480447]  ? lock_downgrade+0x980/0x980
[ 2623.484577]  ? process_one_work+0x1b10/0x1b10
[ 2623.489043]  ? do_raw_spin_trylock+0x190/0x190
[ 2623.493598]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2623.498065]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2623.503053]  ? trace_hardirqs_on+0xd/0x10
[ 2623.507169]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2623.511634]  ? finish_task_switch+0x1d3/0x740
[ 2623.516097]  ? finish_task_switch+0x1aa/0x740
[ 2623.520565]  ? copy_overflow+0x20/0x20
[ 2623.524438]  ? __schedule+0x8f3/0x2060
[ 2623.528292]  ? trace_event_raw_event_lock+0x340/0x340
[ 2623.533462]  ? __sched_text_start+0x8/0x8
[ 2623.537596]  ? find_held_lock+0x35/0x1d0
[ 2623.541635]  ? find_held_lock+0x35/0x1d0
[ 2623.545690]  ? __schedule+0x2060/0x2060
[ 2623.549634]  ? retint_kernel+0x10/0x10
[ 2623.553508]  ? _raw_spin_unlock_irqrestore+0x5e/0xba
[ 2623.558584]  ? __kthread_parkme+0x175/0x240
[ 2623.562881]  kthread+0x33c/0x400
[ 2623.566217]  ? process_one_work+0x1b10/0x1b10
[ 2623.570677]  ? kthread_stop+0x7a0/0x7a0
[ 2623.574625]  ret_from_fork+0x24/0x30
[ 2623.578331] kworker/0:1     I24400 24722      2 0x80000000
[ 2623.583943] Call Trace:
[ 2623.586503]  __schedule+0x8eb/0x2060
[ 2623.590199]  ? __sched_text_start+0x8/0x8
[ 2623.594318]  ? check_noncircular+0x20/0x20
[ 2623.598531]  ? account_entity_enqueue+0x3c8/0x6e0
[ 2623.603383]  schedule+0xf5/0x430
[ 2623.606721]  ? lock_downgrade+0x980/0x980
[ 2623.610837]  ? __schedule+0x2060/0x2060
[ 2623.614782]  ? lock_release+0xa40/0xa40
[ 2623.618731]  ? do_raw_spin_trylock+0x190/0x190
[ 2623.623284]  ? __update_idle_core+0x305/0x600
[ 2623.627747]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2623.632215]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2623.637207]  worker_thread+0x492/0x1990
[ 2623.641178]  ? process_one_work+0x1b10/0x1b10
[ 2623.645650]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2623.650135]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2623.655123]  ? trace_hardirqs_on+0xd/0x10
[ 2623.659243]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2623.663709]  ? finish_task_switch+0x1d3/0x740
[ 2623.668171]  ? finish_task_switch+0x1aa/0x740
[ 2623.672643]  ? copy_overflow+0x20/0x20
[ 2623.676514]  ? __schedule+0x8f3/0x2060
[ 2623.680404]  ? find_held_lock+0x35/0x1d0
[ 2623.684450]  ? find_held_lock+0x35/0x1d0
[ 2623.688490]  ? complete+0x62/0x80
[ 2623.691932]  ? __schedule+0x2060/0x2060
[ 2623.695876]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2623.700170]  ? __lockdep_init_map+0xe4/0x650
[ 2623.704548]  ? do_raw_spin_trylock+0x190/0x190
[ 2623.709100]  ? lockdep_init_map+0x9/0x10
[ 2623.713130]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2623.718203]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2623.723192]  ? trace_hardirqs_on+0xd/0x10
[ 2623.727312]  ? __kthread_parkme+0x175/0x240
[ 2623.731609]  kthread+0x33c/0x400
[ 2623.734945]  ? process_one_work+0x1b10/0x1b10
[ 2623.739410]  ? kthread_stop+0x7a0/0x7a0
[ 2623.743355]  ret_from_fork+0x24/0x30
[ 2623.747063] kworker/u4:2    I26432 24775      2 0x80000000
[ 2623.752670] Call Trace:
[ 2623.755233]  __schedule+0x8eb/0x2060
[ 2623.758913]  ? update_curr+0x47b/0xa60
[ 2623.762781]  ? __sched_text_start+0x8/0x8
[ 2623.766898]  ? check_noncircular+0x20/0x20
[ 2623.771106]  ? __lock_is_held+0xb6/0x140
[ 2623.775156]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2623.780338]  schedule+0xf5/0x430
[ 2623.783679]  ? lock_downgrade+0x980/0x980
[ 2623.787797]  ? __schedule+0x2060/0x2060
[ 2623.791744]  ? lock_release+0xa40/0xa40
[ 2623.795686]  ? perf_trace_lock+0xd6/0x900
[ 2623.799806]  ? perf_event_sync_stat+0x5b0/0x5b0
[ 2623.804444]  ? do_raw_spin_trylock+0x190/0x190
[ 2623.808998]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2623.813467]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2623.818460]  worker_thread+0x492/0x1990
[ 2623.822410]  ? finish_task_switch+0x1d3/0x740
[ 2623.826878]  ? lock_downgrade+0x980/0x980
[ 2623.830998]  ? check_noncircular+0x20/0x20
[ 2623.835213]  ? process_one_work+0x1b10/0x1b10
[ 2623.839676]  ? do_raw_spin_trylock+0x190/0x190
[ 2623.844229]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2623.848697]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2623.853683]  ? trace_hardirqs_on+0xd/0x10
[ 2623.857802]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2623.862266]  ? finish_task_switch+0x1d3/0x740
[ 2623.866729]  ? finish_task_switch+0x1aa/0x740
[ 2623.871197]  ? copy_overflow+0x20/0x20
[ 2623.875071]  ? __schedule+0x8f3/0x2060
[ 2623.878927]  ? trace_event_raw_event_lock+0x340/0x340
[ 2623.884093]  ? __sched_text_start+0x8/0x8
[ 2623.888226]  ? find_held_lock+0x35/0x1d0
[ 2623.892267]  ? find_held_lock+0x35/0x1d0
[ 2623.896308]  ? complete+0x62/0x80
[ 2623.899742]  ? __schedule+0x2060/0x2060
[ 2623.903686]  ? __lockdep_init_map+0xe4/0x650
[ 2623.908065]  ? do_raw_spin_trylock+0x190/0x190
[ 2623.912615]  ? lockdep_init_map+0x9/0x10
[ 2623.916645]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2623.921718]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2623.926707]  ? trace_hardirqs_on+0xd/0x10
[ 2623.930831]  ? __kthread_parkme+0x175/0x240
[ 2623.935126]  kthread+0x33c/0x400
[ 2623.938463]  ? process_one_work+0x1b10/0x1b10
[ 2623.942926]  ? kthread_stop+0x7a0/0x7a0
[ 2623.946874]  ret_from_fork+0x24/0x30
[ 2623.950577] syz-executor6   R  running task    32592 24840  20360 0x00000004
[ 2623.957742] Call Trace:
[ 2623.960304]  __switch_to_asm+0x40/0x40
[ 2623.964158] RIP: 0033:0x455399
[ 2623.967323] RSP: 002b:00007f5edb5f8db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000038
[ 2623.975004] RAX: 0000000000000000 RBX: 00007f5edb5f9700 RCX: 0000000000455399
[ 2623.982245] RDX: 00007f5edb5f99d0 RSI: 00007f5edb5f8db0 RDI: 00000000003d0f00
[ 2623.989483] RBP: 0000000000a2f880 R08: 00007f5edb5f9700 R09: 00007f5edb5f9700
[ 2623.996720] R10: 00007f5edb5f99d0 R11: 0000000000000202 R12: 0000000000000000
[ 2624.003956] R13: 0000000000a2f7ff R14: 00007f5edb5f99c0 R15: 0000000000000002
[ 2624.011219] syz-executor7   S24272 24826  20374 0x00000000
[ 2624.016816] Call Trace:
[ 2624.019380]  __schedule+0x8eb/0x2060
[ 2624.023075]  ? __sched_text_start+0x8/0x8
[ 2624.027192]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2624.032006]  ? lock_downgrade+0x980/0x980
[ 2624.036134]  ? enqueue_hrtimer+0x171/0x4a0
[ 2624.040345]  ? __remove_hrtimer+0x190/0x190
[ 2624.044636]  ? find_held_lock+0x35/0x1d0
[ 2624.048666]  ? do_raw_spin_trylock+0x190/0x190
[ 2624.053219]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2624.058293]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2624.063282]  ? trace_hardirqs_on+0xd/0x10
[ 2624.067410]  schedule+0xf5/0x430
[ 2624.070749]  ? __schedule+0x2060/0x2060
[ 2624.074706]  ? do_raw_spin_trylock+0x190/0x190
[ 2624.079260]  ? futex_wait_setup+0x14a/0x3d0
[ 2624.083566]  futex_wait_queue_me+0x3ed/0x7e0
[ 2624.087946]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2624.093277]  ? trace_hardirqs_on+0xd/0x10
[ 2624.097399]  ? try_to_wake_up+0xf9/0x1600
[ 2624.101519]  ? get_futex_value_locked+0xc3/0xf0
[ 2624.106161]  ? futex_wait_setup+0x22e/0x3d0
[ 2624.110466]  ? futex_wake+0x680/0x680
[ 2624.114239]  ? __hrtimer_init+0x4e/0x140
[ 2624.118281]  futex_wait+0x34b/0x9a0
[ 2624.121891]  ? futex_wait_setup+0x3d0/0x3d0
[ 2624.126178]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2624.131345]  ? __lock_acquire+0x664/0x3e00
[ 2624.135547]  ? wake_up_q+0x8a/0xe0
[ 2624.139071]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2624.143283]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2624.148463]  ? check_noncircular+0x20/0x20
[ 2624.152667]  ? _raw_spin_unlock+0x22/0x30
[ 2624.156788]  do_futex+0x11ec/0x22a0
[ 2624.160383]  ? __handle_mm_fault+0x80e/0x3ce0
[ 2624.164860]  ? check_noncircular+0x20/0x20
[ 2624.169072]  ? exit_robust_list+0x240/0x240
[ 2624.173358]  ? check_noncircular+0x20/0x20
[ 2624.177562]  ? find_held_lock+0x35/0x1d0
[ 2624.181595]  ? check_noncircular+0x20/0x20
[ 2624.185801]  ? check_noncircular+0x20/0x20
[ 2624.190015]  ? check_noncircular+0x20/0x20
[ 2624.194217]  ? find_held_lock+0x35/0x1d0
[ 2624.198257]  ? find_held_lock+0x35/0x1d0
[ 2624.202297]  ? SyS_futex+0x2d3/0x390
[ 2624.205981]  ? lock_downgrade+0x980/0x980
[ 2624.210115]  ? pvclock_read_flags+0x160/0x160
[ 2624.214578]  ? __might_fault+0x110/0x1d0
[ 2624.218611]  ? lock_downgrade+0x980/0x980
[ 2624.222728]  ? ktime_get+0x15c/0x3a0
[ 2624.226419]  ? kvm_clock_get_cycles+0x25/0x30
[ 2624.230884]  ? ktime_get+0x26f/0x3a0
[ 2624.234574]  ? ktime_get_resolution_ns+0x300/0x300
[ 2624.239473]  ? __might_sleep+0x95/0x190
[ 2624.243426]  ? kasan_check_write+0x14/0x20
[ 2624.247636]  SyS_futex+0x260/0x390
[ 2624.251153]  ? do_futex+0x22a0/0x22a0
[ 2624.254934]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2624.259749]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2624.264737]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2624.269471]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2624.274196] RIP: 0033:0x452a09
[ 2624.277358] RSP: 002b:0000000000a2f908 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
[ 2624.285035] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 0000000000452a09
[ 2624.292272] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071becc
[ 2624.299509] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2624.306746] R10: 0000000000a2f910 R11: 0000000000000206 R12: fffffffffffffffe
[ 2624.313985] R13: 0000000000000001 R14: 000000002001d000 R15: 0000000000000003
[ 2624.321250] syz-executor7   D24992 24837  20374 0x00000000
[ 2624.326850] Call Trace:
[ 2624.329415]  __schedule+0x8eb/0x2060
[ 2624.333197]  ? __sched_text_start+0x8/0x8
[ 2624.337319]  ? lock_downgrade+0x980/0x980
[ 2624.341449]  ? perf_trace_lock+0xd6/0x900
[ 2624.345578]  ? trace_event_raw_event_lock+0x340/0x340
[ 2624.350741]  ? check_noncircular+0x20/0x20
[ 2624.354942]  ? trace_hardirqs_on+0xd/0x10
[ 2624.359070]  ? check_noncircular+0x20/0x20
[ 2624.363281]  schedule+0xf5/0x430
[ 2624.366616]  ? debug_object_deactivate+0x560/0x560
[ 2624.371519]  ? __schedule+0x2060/0x2060
[ 2624.375472]  ? print_irqtrace_events+0x270/0x270
[ 2624.380207]  ? wait_for_completion+0x40d/0x770
[ 2624.384759]  ? lock_downgrade+0x980/0x980
[ 2624.388883]  schedule_timeout+0x1a3/0x230
[ 2624.393002]  ? usleep_range+0x190/0x190
[ 2624.396952]  ? mark_held_locks+0xaf/0x100
[ 2624.401071]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2624.405539]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2624.410533]  wait_for_completion+0x415/0x770
[ 2624.414922]  ? wait_for_completion_interruptible+0x7e0/0x7e0
[ 2624.420692]  ? __lockdep_init_map+0xe4/0x650
[ 2624.425075]  ? lockdep_init_map+0x9/0x10
[ 2624.429107]  ? __init_waitqueue_head+0x97/0x140
[ 2624.433747]  ? wake_up_q+0xe0/0xe0
[ 2624.437274]  __wait_rcu_gp+0x221/0x340
[ 2624.441150]  synchronize_sched.part.64+0xac/0x100
[ 2624.445960]  ? synchronize_sched_expedited+0xf0/0xf0
[ 2624.451031]  ? call_rcu_bh+0x20/0x20
[ 2624.454717]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2624.460574]  ? trace_raw_output_rcu_utilization+0xb0/0xb0
[ 2624.466091]  ? __might_sleep+0x95/0x190
[ 2624.470039]  synchronize_sched+0x76/0xf0
[ 2624.474071]  perf_event_alloc+0x236b/0x2b00
[ 2624.478375]  ? __perf_install_in_context+0x2d0/0x2d0
[ 2624.483447]  ? SYSC_perf_event_open+0x12ca/0x2e00
[ 2624.488260]  ? __mutex_lock+0x16f/0x1a80
[ 2624.492291]  ? SYSC_perf_event_open+0x12ca/0x2e00
[ 2624.497106]  ? expand_files+0x4fd/0x910
[ 2624.501053]  ? futex_wake+0x2ca/0x680
[ 2624.504832]  ? find_held_lock+0x35/0x1d0
[ 2624.508861]  ? mutex_lock_io_nested+0x1900/0x1900
[ 2624.513684]  ? lock_downgrade+0x980/0x980
[ 2624.517807]  ? lock_release+0xa40/0xa40
[ 2624.521747]  ? check_noncircular+0x20/0x20
[ 2624.525960]  ? check_noncircular+0x20/0x20
[ 2624.530161]  ? __lock_is_held+0xb6/0x140
[ 2624.534194]  ? _find_next_bit+0xee/0x120
[ 2624.538233]  ? _raw_spin_unlock+0x22/0x30
[ 2624.542350]  ? __alloc_fd+0x29b/0x750
[ 2624.546141]  ? ptrace_may_access+0x3a/0x50
[ 2624.550356]  ? lock_release+0xa40/0xa40
[ 2624.554303]  ? debug_lockdep_rcu_enabled+0x77/0x90
[ 2624.559200]  ? __ptrace_may_access+0x426/0x810
[ 2624.563751]  ? do_raw_spin_trylock+0x190/0x190
[ 2624.568306]  ? ptrace_get_task_struct+0x150/0x150
[ 2624.573114]  ? get_unused_fd_flags+0x121/0x190
[ 2624.577682]  SYSC_perf_event_open+0x84e/0x2e00
[ 2624.582237]  ? free_obj_work+0x690/0x690
[ 2624.586264]  ? __fd_install+0x288/0x740
[ 2624.590220]  ? perf_event_set_output+0x5a0/0x5a0
[ 2624.594947]  ? rcu_pm_notify+0xc0/0xc0
[ 2624.598810]  ? putname+0xee/0x130
[ 2624.602237]  ? putname+0xee/0x130
[ 2624.605662]  ? rcu_read_lock_sched_held+0x108/0x120
[ 2624.610652]  ? kmem_cache_free+0x267/0x2a0
[ 2624.614887]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2624.619881]  SyS_perf_event_open+0x39/0x50
[ 2624.624091]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2624.628816] RIP: 0033:0x452a09
[ 2624.631973] RSP: 002b:00007faac9a93c58 EFLAGS: 00000212 ORIG_RAX: 000000000000012a
[ 2624.639654] RAX: ffffffffffffffda RBX: 00007faac9a93940 RCX: 0000000000452a09
[ 2624.646896] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000002001d000
[ 2624.654134] RBP: 00007faac9a93930 R08: 0000000000000000 R09: 0000000000000000
[ 2624.661371] R10: ffffffffffffffff R11: 0000000000000212 R12: 00000000004b7389
[ 2624.668609] R13: 00007faac9a93ab8 R14: 00000000004b7399 R15: 0000000000000000
[ 2624.675873] syz-executor1   S24024 24828  20375 0x00000000
[ 2624.681472] Call Trace:
[ 2624.684036]  __schedule+0x8eb/0x2060
[ 2624.687729]  ? __sched_text_start+0x8/0x8
[ 2624.691847]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2624.696660]  ? lock_downgrade+0x980/0x980
[ 2624.700786]  ? enqueue_hrtimer+0x171/0x4a0
[ 2624.704994]  ? __remove_hrtimer+0x190/0x190
[ 2624.709291]  ? find_held_lock+0x35/0x1d0
[ 2624.713321]  ? do_raw_spin_trylock+0x190/0x190
[ 2624.717878]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2624.722954]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2624.727941]  ? trace_hardirqs_on+0xd/0x10
[ 2624.732071]  schedule+0xf5/0x430
[ 2624.735412]  ? __schedule+0x2060/0x2060
[ 2624.739368]  ? do_raw_spin_trylock+0x190/0x190
[ 2624.743919]  ? futex_wait_setup+0x14a/0x3d0
[ 2624.748225]  futex_wait_queue_me+0x3ed/0x7e0
[ 2624.752605]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2624.757942]  ? trace_hardirqs_on+0xd/0x10
[ 2624.762064]  ? try_to_wake_up+0xf9/0x1600
[ 2624.766186]  ? get_futex_value_locked+0xc3/0xf0
[ 2624.770830]  ? futex_wait_setup+0x22e/0x3d0
[ 2624.775133]  ? futex_wake+0x680/0x680
[ 2624.778904]  ? __hrtimer_init+0x4e/0x140
[ 2624.782943]  futex_wait+0x34b/0x9a0
[ 2624.786553]  ? futex_wait_setup+0x3d0/0x3d0
[ 2624.790843]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2624.796010]  ? __lock_acquire+0x664/0x3e00
[ 2624.800217]  ? wake_up_q+0x8a/0xe0
[ 2624.803744]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2624.807958]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2624.813137]  ? perf_trace_lock+0xd6/0x900
[ 2624.817261]  do_futex+0x11ec/0x22a0
[ 2624.820862]  ? trace_event_raw_event_lock+0x340/0x340
[ 2624.826041]  ? exit_robust_list+0x240/0x240
[ 2624.830329]  ? check_noncircular+0x20/0x20
[ 2624.834529]  ? perf_trace_lock+0xd6/0x900
[ 2624.838650]  ? trace_event_raw_event_lock+0x340/0x340
[ 2624.843814]  ? trace_event_raw_event_lock+0x340/0x340
[ 2624.848981]  ? check_noncircular+0x20/0x20
[ 2624.853183]  ? find_held_lock+0x35/0x1d0
[ 2624.857224]  ? find_held_lock+0x35/0x1d0
[ 2624.861274]  ? SyS_futex+0x2d3/0x390
[ 2624.864961]  ? lock_downgrade+0x980/0x980
[ 2624.869096]  ? pvclock_read_flags+0x160/0x160
[ 2624.873558]  ? __might_fault+0x110/0x1d0
[ 2624.877590]  ? lock_downgrade+0x980/0x980
[ 2624.881709]  ? ktime_get+0x15c/0x3a0
[ 2624.885399]  ? kvm_clock_get_cycles+0x25/0x30
[ 2624.889863]  ? ktime_get+0x26f/0x3a0
[ 2624.893550]  ? ktime_get_resolution_ns+0x300/0x300
[ 2624.898451]  ? __might_sleep+0x95/0x190
[ 2624.902403]  ? kasan_check_write+0x14/0x20
[ 2624.906612]  SyS_futex+0x260/0x390
[ 2624.910128]  ? do_futex+0x22a0/0x22a0
[ 2624.913899]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2624.918714]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2624.923701]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2624.928434]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2624.933156] RIP: 0033:0x452a09
[ 2624.936314] RSP: 002b:0000000000a2f908 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
[ 2624.943991] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000452a09
[ 2624.951229] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071becc
[ 2624.958466] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2624.965702] R10: 0000000000a2f910 R11: 0000000000000206 R12: 0000000000a2f9b0
[ 2624.972942] R13: 000000000071bea0 R14: 00000000000000c1 R15: 0000000000000009
[ 2624.980204] syz-executor1   R  running task    23664 24838  20375 0x80000008
[ 2624.987368] Call Trace:
[ 2624.989922]  sched_show_task+0x4a3/0x5e0
[ 2624.993953]  ? compat_SyS_sched_rr_get_interval+0x90/0x90
[ 2624.999458]  ? can_nice.part.83+0x20/0x20
[ 2625.003582]  ? _find_next_bit+0xee/0x120
[ 2625.007611]  ? printk+0xaa/0xca
[ 2625.010866]  ? find_next_bit+0x27/0x30
[ 2625.014728]  ? wq_watchdog_touch+0xce/0x100
[ 2625.019027]  ? touch_all_softlockup_watchdogs+0xbe/0x100
[ 2625.024453]  show_state_filter+0x263/0x4e0
[ 2625.028671]  ? compat_SyS_sched_rr_get_interval+0x90/0x90
[ 2625.034185]  ? lock_release+0xa40/0xa40
[ 2625.038131]  ? tasklet_action+0x630/0x630
[ 2625.042271]  fn_show_state+0x10/0x20
[ 2625.045953]  k_spec+0xa9/0xe0
[ 2625.049033]  kbd_event+0xa58/0x36d0
[ 2625.052640]  ? lock_acquire+0x1d5/0x580
[ 2625.056592]  ? k_pad+0x6c0/0x6c0
[ 2625.059940]  ? k_pad+0x6c0/0x6c0
[ 2625.063278]  input_to_handler+0x3a8/0x490
[ 2625.067407]  input_pass_values.part.5+0x613/0x800
[ 2625.072228]  ? input_handler_for_each_handle+0x340/0x340
[ 2625.077649]  ? lock_acquire+0x1d5/0x580
[ 2625.081591]  ? lock_acquire+0x1d5/0x580
[ 2625.085535]  ? input_inject_event+0xae/0x349
[ 2625.089920]  ? lock_release+0xa40/0xa40
[ 2625.093873]  input_handle_event+0x36f/0xec0
[ 2625.098177]  input_inject_event+0x2c3/0x349
[ 2625.102474]  ? input_event+0x90/0x90
[ 2625.106171]  evdev_write+0x34a/0x4b0
[ 2625.109855]  ? wake_up_page_bit+0x530/0x530
[ 2625.114154]  ? __evdev_queue_syn_dropped+0x2d0/0x2d0
[ 2625.119226]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2625.125095]  ? __evdev_queue_syn_dropped+0x2d0/0x2d0
[ 2625.130165]  __vfs_write+0xef/0x970
[ 2625.133763]  ? __vfs_write+0xef/0x970
[ 2625.137538]  ? kernel_read+0x120/0x120
[ 2625.141421]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2625.147271]  ? save_stack+0xa3/0xd0
[ 2625.150870]  ? rcu_note_context_switch+0x710/0x710
[ 2625.155773]  __kernel_write+0xf8/0x350
[ 2625.159638]  write_pipe_buf+0x175/0x220
[ 2625.163585]  ? default_file_splice_read+0xae0/0xae0
[ 2625.168570]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2625.174423]  ? splice_from_pipe_next.part.9+0x22e/0x2f0
[ 2625.179770]  __splice_from_pipe+0x328/0x730
[ 2625.184062]  ? default_file_splice_read+0xae0/0xae0
[ 2625.189063]  splice_from_pipe+0x1e9/0x330
[ 2625.193182]  ? default_file_splice_read+0xae0/0xae0
[ 2625.198168]  ? splice_shrink_spd+0xb0/0xb0
[ 2625.202392]  default_file_splice_write+0x40/0x90
[ 2625.207117]  ? generic_splice_sendpage+0x50/0x50
[ 2625.211843]  direct_splice_actor+0x125/0x180
[ 2625.216227]  splice_direct_to_actor+0x2c1/0x820
[ 2625.220865]  ? _cond_resched+0x14/0x30
[ 2625.224724]  ? generic_pipe_buf_nosteal+0x10/0x10
[ 2625.229543]  ? do_splice_to+0x160/0x160
[ 2625.233485]  ? security_file_permission+0x89/0x1e0
[ 2625.238392]  ? rw_verify_area+0xe5/0x2b0
[ 2625.242429]  do_splice_direct+0x29b/0x3c0
[ 2625.246551]  ? splice_direct_to_actor+0x820/0x820
[ 2625.251372]  ? rw_verify_area+0xe5/0x2b0
[ 2625.255407]  do_sendfile+0x5c9/0xe80
[ 2625.259105]  ? do_compat_pwritev64+0x100/0x100
[ 2625.263658]  ? __might_sleep+0x95/0x190
[ 2625.267610]  ? kasan_check_write+0x14/0x20
[ 2625.271814]  ? _copy_from_user+0x99/0x110
[ 2625.275936]  SyS_sendfile64+0xbd/0x160
[ 2625.279795]  ? SyS_sendfile+0x1a0/0x1a0
[ 2625.283735]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2625.288725]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2625.293460]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2625.298182] RIP: 0033:0x452a09
[ 2625.301341] RSP: 002b:00007f1872218c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000028
[ 2625.309021] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a09
[ 2625.316263] RDX: 0000000020000000 RSI: 0000000000000013 RDI: 0000000000000014
[ 2625.323501] RBP: 000000000000039b R08: 0000000000000000 R09: 0000000000000000
[ 2625.330743] R10: 0000000072439a6b R11: 0000000000000212 R12: 00000000006f2728
[ 2625.337982] R13: 00000000ffffffff R14: 00007f18722196d4 R15: 0000000000000000
[ 2625.345248] syz-executor5   R  running task    24112 24829  20370 0x00000000
[ 2625.352415] Call Trace:
[ 2625.354977]  __schedule+0x8eb/0x2060
[ 2625.358672]  ? __sched_text_start+0x8/0x8
[ 2625.362790]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2625.367603]  ? lock_downgrade+0x980/0x980
[ 2625.371727]  ? enqueue_hrtimer+0x171/0x4a0
[ 2625.375931]  ? __remove_hrtimer+0x190/0x190
[ 2625.380218]  ? find_held_lock+0x35/0x1d0
[ 2625.384252]  ? do_raw_spin_trylock+0x190/0x190
[ 2625.388806]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2625.393880]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2625.398866]  ? trace_hardirqs_on+0xd/0x10
[ 2625.402995]  schedule+0xf5/0x430
[ 2625.406339]  ? __schedule+0x2060/0x2060
[ 2625.410294]  ? do_raw_spin_trylock+0x190/0x190
[ 2625.414848]  ? futex_wait_setup+0x14a/0x3d0
[ 2625.419154]  futex_wait_queue_me+0x3ed/0x7e0
[ 2625.423537]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2625.428875]  ? __enqueue_entity+0x109/0x1e0
[ 2625.433179]  ? get_futex_value_locked+0xc3/0xf0
[ 2625.437827]  ? futex_wait_setup+0x22e/0x3d0
[ 2625.442115]  ? __lock_is_held+0xb6/0x140
[ 2625.446157]  ? futex_wake+0x680/0x680
[ 2625.449930]  ? __hrtimer_init+0x4e/0x140
[ 2625.453972]  futex_wait+0x34b/0x9a0
[ 2625.457668]  ? futex_wait_setup+0x3d0/0x3d0
[ 2625.461966]  ? __lock_acquire+0x664/0x3e00
[ 2625.466167]  ? hash_futex+0x15/0x210
[ 2625.469865]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2625.474462]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2625.479653]  do_futex+0x11ec/0x22a0
[ 2625.483251]  ? wake_up_new_task+0x62b/0xc00
[ 2625.487570]  ? exit_robust_list+0x240/0x240
[ 2625.491865]  ? check_noncircular+0x20/0x20
[ 2625.496071]  ? put_pid+0x183/0x1f0
[ 2625.499584]  ? check_noncircular+0x20/0x20
[ 2625.503786]  ? task_active_pid_ns+0xd0/0xd0
[ 2625.508082]  ? check_noncircular+0x20/0x20
[ 2625.512291]  ? check_noncircular+0x20/0x20
[ 2625.516499]  ? _do_fork+0x2e4/0xfe0
[ 2625.520099]  ? find_held_lock+0x35/0x1d0
[ 2625.524138]  ? SyS_futex+0x2d3/0x390
[ 2625.527825]  ? lock_downgrade+0x980/0x980
[ 2625.531959]  ? pvclock_read_flags+0x160/0x160
[ 2625.536423]  ? __might_fault+0x110/0x1d0
[ 2625.540453]  ? lock_downgrade+0x980/0x980
[ 2625.544569]  ? ktime_get+0x15c/0x3a0
[ 2625.548261]  ? kvm_clock_get_cycles+0x25/0x30
[ 2625.552725]  ? ktime_get+0x26f/0x3a0
[ 2625.556413]  ? ktime_get_resolution_ns+0x300/0x300
[ 2625.561313]  ? __might_sleep+0x95/0x190
[ 2625.565266]  ? kasan_check_write+0x14/0x20
[ 2625.569474]  SyS_futex+0x260/0x390
[ 2625.572991]  ? do_futex+0x22a0/0x22a0
[ 2625.576768]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2625.581582]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2625.586569]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2625.591306]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2625.596030] RIP: 0033:0x452a09
[ 2625.599188] RSP: 002b:0000000000a2f908 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
[ 2625.606864] RAX: ffffffffffffffda RBX: 00007fc98600e700 RCX: 0000000000452a09
[ 2625.614102] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bf84
[ 2625.621342] RBP: 0000000000a2f880 R08: 000000000071bf58 R09: 0000000000000000
[ 2625.628581] R10: 0000000000a2f910 R11: 0000000000000206 R12: 0000000000000000
[ 2625.635819] R13: 0000000000a2f7ff R14: 00007fc98600e9c0 R15: 0000000000000002
[ 2625.643084] syz-executor5   S24512 24830  20370 0x00000000
[ 2625.648683] Call Trace:
[ 2625.651246]  __schedule+0x8eb/0x2060
[ 2625.654942]  ? __sched_text_start+0x8/0x8
[ 2625.659062]  ? check_noncircular+0x20/0x20
[ 2625.663273]  ? plist_check_head+0xe2/0x130
[ 2625.667478]  ? plist_check_list+0xa0/0xa0
[ 2625.671597]  ? print_irqtrace_events+0x270/0x270
[ 2625.676321]  ? __lock_acquire+0x664/0x3e00
[ 2625.680530]  ? plist_add+0x5cb/0x760
[ 2625.684240]  schedule+0xf5/0x430
[ 2625.687575]  ? lock_downgrade+0x980/0x980
[ 2625.691694]  ? __schedule+0x2060/0x2060
[ 2625.695637]  ? print_irqtrace_events+0x270/0x270
[ 2625.700372]  ? do_raw_spin_trylock+0x190/0x190
[ 2625.704925]  ? futex_wait_setup+0x14a/0x3d0
[ 2625.709220]  ? find_held_lock+0x35/0x1d0
[ 2625.713263]  futex_wait_queue_me+0x3ed/0x7e0
[ 2625.717644]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2625.722980]  ? check_noncircular+0x20/0x20
[ 2625.727190]  ? get_futex_value_locked+0xc3/0xf0
[ 2625.731834]  ? futex_wait_setup+0x22e/0x3d0
[ 2625.736136]  ? futex_wake+0x680/0x680
[ 2625.739910]  ? find_held_lock+0x35/0x1d0
[ 2625.743950]  futex_wait+0x34b/0x9a0
[ 2625.747561]  ? futex_wait_setup+0x3d0/0x3d0
[ 2625.751859]  ? find_held_lock+0x35/0x1d0
[ 2625.755895]  ? hash_futex+0x15/0x210
[ 2625.759580]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2625.764652]  ? futex_wake+0x2ca/0x680
[ 2625.768426]  ? lock_downgrade+0x980/0x980
[ 2625.772550]  ? get_futex_key+0x1d50/0x1d50
[ 2625.776754]  ? __free_insn_slot+0x5c0/0x5c0
[ 2625.781069]  ? is_bpf_text_address+0xa4/0x120
[ 2625.785538]  do_futex+0x11ec/0x22a0
[ 2625.789134]  ? unwind_get_return_address+0x61/0xa0
[ 2625.794038]  ? __save_stack_trace+0x7e/0xd0
[ 2625.798344]  ? exit_robust_list+0x240/0x240
[ 2625.802634]  ? putname+0xee/0x130
[ 2625.806055]  ? save_stack+0xa3/0xd0
[ 2625.809650]  ? save_stack+0x43/0xd0
[ 2625.813244]  ? kasan_slab_free+0x71/0xc0
[ 2625.817278]  ? kmem_cache_free+0x83/0x2a0
[ 2625.821393]  ? putname+0xee/0x130
[ 2625.824812]  ? filename_create+0x34f/0x520
[ 2625.829017]  ? SyS_mkdir+0xd4/0x2a0
[ 2625.832611]  ? entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2625.837512]  ? debug_check_no_obj_freed+0x3da/0xf1f
[ 2625.842495]  ? mntput_no_expire+0x130/0xa90
[ 2625.846785]  ? lock_downgrade+0x980/0x980
[ 2625.850918]  ? free_obj_work+0x690/0x690
[ 2625.854964]  ? mntput_no_expire+0x15e/0xa90
[ 2625.859256]  ? rcu_pm_notify+0xc0/0xc0
[ 2625.863118]  ? putname+0xee/0x130
[ 2625.866544]  ? putname+0xee/0x130
[ 2625.869966]  ? rcu_read_lock_sched_held+0x108/0x120
[ 2625.874950]  ? kmem_cache_free+0x267/0x2a0
[ 2625.879156]  ? putname+0xf3/0x130
[ 2625.882583]  ? filename_create+0x24a/0x520
[ 2625.886793]  ? kern_path_mountpoint+0x40/0x40
[ 2625.891271]  SyS_futex+0x260/0x390
[ 2625.894788]  ? do_futex+0x22a0/0x22a0
[ 2625.898558]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2625.903373]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2625.908363]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2625.913099]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2625.917820] RIP: 0033:0x452a09
[ 2625.920977] RSP: 002b:00007fc98602ece8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2625.928653] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a09
[ 2625.935891] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bec8
[ 2625.943128] RBP: 0000000000000393 R08: 0000000000000393 R09: 000000000071bea0
[ 2625.950367] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006f2668
[ 2625.957605] R13: 00000000ffffffff R14: 00007fc98602f6d4 R15: 0000000000000000
[ 2625.964869] syz-executor5   S24272 24841  20370 0x00000000
[ 2625.970467] Call Trace:
[ 2625.973033]  __schedule+0x8eb/0x2060
[ 2625.976717]  ? find_held_lock+0x35/0x1d0
[ 2625.980759]  ? __sched_text_start+0x8/0x8
[ 2625.984876]  ? check_noncircular+0x20/0x20
[ 2625.989087]  ? plist_check_head+0xe2/0x130
[ 2625.993290]  ? plist_check_list+0xa0/0xa0
[ 2625.997406]  ? check_noncircular+0x20/0x20
[ 2626.001613]  ? __lock_is_held+0xb6/0x140
[ 2626.005651]  ? plist_add+0x5cb/0x760
[ 2626.009354]  schedule+0xf5/0x430
[ 2626.012690]  ? lock_downgrade+0x980/0x980
[ 2626.016806]  ? __schedule+0x2060/0x2060
[ 2626.020752]  ? try_to_wake_up+0xf9/0x1600
[ 2626.024875]  ? do_raw_spin_trylock+0x190/0x190
[ 2626.029428]  ? futex_wait_setup+0x14a/0x3d0
[ 2626.033736]  futex_wait_queue_me+0x3ed/0x7e0
[ 2626.038116]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2626.043447]  ? trace_hardirqs_on+0xd/0x10
[ 2626.047568]  ? try_to_wake_up+0xf9/0x1600
[ 2626.051692]  ? get_futex_value_locked+0xc3/0xf0
[ 2626.056336]  ? futex_wait_setup+0x22e/0x3d0
[ 2626.060646]  ? futex_wake+0x680/0x680
[ 2626.064423]  ? futex_wake+0x566/0x680
[ 2626.068200]  futex_wait+0x34b/0x9a0
[ 2626.071809]  ? futex_wait_setup+0x3d0/0x3d0
[ 2626.076096]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2626.081259]  ? wake_up_q+0x8a/0xe0
[ 2626.084769]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2626.089842]  ? futex_wake+0x2ca/0x680
[ 2626.093625]  ? get_futex_key+0x1d50/0x1d50
[ 2626.097854]  ? perf_trace_lock+0xd6/0x900
[ 2626.101977]  do_futex+0x11ec/0x22a0
[ 2626.105573]  ? trace_event_raw_event_lock+0x340/0x340
[ 2626.110744]  ? check_noncircular+0x20/0x20
[ 2626.114954]  ? exit_robust_list+0x240/0x240
[ 2626.119243]  ? find_held_lock+0x35/0x1d0
[ 2626.123286]  ? handle_mm_fault+0x248/0x8d0
[ 2626.127497]  ? find_held_lock+0x35/0x1d0
[ 2626.131539]  ? __do_page_fault+0x5f7/0xc90
[ 2626.135746]  ? lock_downgrade+0x980/0x980
[ 2626.139877]  ? handle_mm_fault+0x410/0x8d0
[ 2626.144079]  ? down_read_trylock+0xdb/0x170
[ 2626.148368]  ? __do_page_fault+0x32d/0xc90
[ 2626.152576]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2626.157127]  ? vmacache_find+0x5f/0x280
[ 2626.161068]  ? vmacache_update+0xfe/0x130
[ 2626.165197]  ? up_read+0x1a/0x40
[ 2626.168541]  ? __do_page_fault+0x3d6/0xc90
[ 2626.172759]  ? mm_fault_error+0x2c0/0x2c0
[ 2626.176875]  ? SyS_capset+0xcc/0x980
[ 2626.180556]  ? _cond_resched+0x14/0x30
[ 2626.184425]  ? do_page_fault+0xee/0x720
[ 2626.188379]  SyS_futex+0x260/0x390
[ 2626.191896]  ? do_futex+0x22a0/0x22a0
[ 2626.195666]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2626.200480]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2626.205467]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2626.210205]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2626.214930] RIP: 0033:0x452a09
[ 2626.218087] RSP: 002b:00007fc98600dce8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2626.225764] RAX: ffffffffffffffda RBX: 000000000071bf58 RCX: 0000000000452a09
[ 2626.233000] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bf80
[ 2626.240246] RBP: 000000000000003d R08: 000000000000003d R09: 000000000071bf58
[ 2626.247485] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006ed658
[ 2626.254723] R13: 00000000ffffffff R14: 00007fc98600e6d4 R15: 0000000000000002
[ 2626.261989] syz-executor0   R  running task    24704 24835  20320 0x00000004
[ 2626.269157] Call Trace:
[ 2626.271719]  __schedule+0x8eb/0x2060
[ 2626.275400]  ? find_held_lock+0x35/0x1d0
[ 2626.279441]  ? __sched_text_start+0x8/0x8
[ 2626.283560]  ? check_noncircular+0x20/0x20
[ 2626.287771]  ? plist_check_head+0xe2/0x130
[ 2626.291976]  ? plist_check_list+0xa0/0xa0
[ 2626.296092]  ? check_noncircular+0x20/0x20
[ 2626.300297]  ? check_preempt_wakeup+0x426/0xb20
[ 2626.304941]  ? plist_add+0x5cb/0x760
[ 2626.308646]  schedule+0xf5/0x430
[ 2626.311984]  ? lock_downgrade+0x980/0x980
[ 2626.316102]  ? __schedule+0x2060/0x2060
[ 2626.320050]  ? try_to_wake_up+0xf9/0x1600
[ 2626.324179]  ? do_raw_spin_trylock+0x190/0x190
[ 2626.328732]  ? futex_wait_setup+0x14a/0x3d0
[ 2626.333042]  futex_wait_queue_me+0x3ed/0x7e0
[ 2626.337422]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2626.342755]  ? trace_hardirqs_on+0xd/0x10
[ 2626.346875]  ? try_to_wake_up+0xf9/0x1600
[ 2626.351015]  ? get_futex_value_locked+0xc3/0xf0
[ 2626.355675]  ? futex_wait_setup+0x22e/0x3d0
[ 2626.359988]  ? futex_wake+0x680/0x680
[ 2626.363767]  ? futex_wake+0x566/0x680
[ 2626.367545]  futex_wait+0x34b/0x9a0
[ 2626.371161]  ? futex_wait_setup+0x3d0/0x3d0
[ 2626.375459]  ? wake_up_q+0x8a/0xe0
[ 2626.378971]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2626.384044]  ? futex_wake+0x2ca/0x680
[ 2626.387833]  ? get_futex_key+0x1d50/0x1d50
[ 2626.392043]  ? lock_release+0xa40/0xa40
[ 2626.395985]  ? compat_start_thread+0x80/0x80
[ 2626.400381]  ? trace_hardirqs_on+0xd/0x10
[ 2626.404499]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2626.408975]  do_futex+0x11ec/0x22a0
[ 2626.412572]  ? copy_overflow+0x20/0x20
[ 2626.416445]  ? exit_robust_list+0x240/0x240
[ 2626.420748]  ? __fget+0x333/0x570
[ 2626.424173]  ? lock_downgrade+0x980/0x980
[ 2626.428296]  ? lock_release+0xa40/0xa40
[ 2626.432244]  ? __lock_is_held+0xb6/0x140
[ 2626.436292]  ? __fget+0x35c/0x570
[ 2626.439717]  ? userfaultfd_unmap_prep+0x540/0x540
[ 2626.444538]  ? iterate_fd+0x3f0/0x3f0
[ 2626.448312]  ? __schedule+0x2060/0x2060
[ 2626.452253]  ? up_read+0x40/0x40
[ 2626.455590]  ? down_read_killable+0x180/0x180
[ 2626.460056]  ? security_mmap_file+0x143/0x180
[ 2626.464528]  ? vm_mmap_pgoff+0x1fc/0x280
[ 2626.468567]  ? __fget_light+0x297/0x380
[ 2626.472514]  ? fget_raw+0x20/0x20
[ 2626.475936]  ? exit_to_usermode_loop+0x198/0x310
[ 2626.480668]  ? trace_event_raw_event_sys_exit+0x260/0x260
[ 2626.486175]  ? selinux_capable+0x40/0x40
[ 2626.490213]  SyS_futex+0x260/0x390
[ 2626.493730]  ? do_futex+0x22a0/0x22a0
[ 2626.497501]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2626.502315]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2626.507304]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2626.512039]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2626.516766] RIP: 0033:0x452a09
[ 2626.519926] RSP: 002b:00007f327f235ce8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2626.527603] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a09
[ 2626.534840] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bec8
[ 2626.542077] RBP: 0000000000000038 R08: 000000000000041b R09: 000000000071bea0
[ 2626.549323] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006ed5e0
[ 2626.556560] R13: 00000000ffffffff R14: 00007f327f2366d4 R15: 0000000000000000
[ 2626.563826] syz-executor3   D24272 24834  22683 0x00000000
[ 2626.569427] Call Trace:
[ 2626.571989]  __schedule+0x8eb/0x2060
[ 2626.575684]  ? __sched_text_start+0x8/0x8
[ 2626.579801]  ? check_noncircular+0x20/0x20
[ 2626.584009]  ? check_noncircular+0x20/0x20
[ 2626.588219]  ? __lock_acquire+0x664/0x3e00
[ 2626.592425]  ? perf_trace_lock+0xd6/0x900
[ 2626.596539]  ? __lock_is_held+0xb6/0x140
[ 2626.600577]  ? trace_event_raw_event_lock+0x340/0x340
[ 2626.605739]  ? __perf_event_task_sched_out+0x266/0x1490
[ 2626.611078]  ? print_irqtrace_events+0x270/0x270
[ 2626.615816]  schedule+0xf5/0x430
[ 2626.619153]  ? lock_downgrade+0x980/0x980
[ 2626.623271]  ? __schedule+0x2060/0x2060
[ 2626.627217]  ? lock_release+0xa40/0xa40
[ 2626.631171]  ? mark_held_locks+0xaf/0x100
[ 2626.635292]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2626.639766]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2626.644762]  __rwsem_down_write_failed_common+0x7b8/0x1530
[ 2626.650371]  ? rwsem_spin_on_owner+0x7e0/0x7e0
[ 2626.654920]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2626.659389]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2626.664388]  ? futex_wake+0x2ca/0x680
[ 2626.668154]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2626.673322]  ? get_futex_key+0x1d50/0x1d50
[ 2626.677527]  ? perf_trace_lock+0xd6/0x900
[ 2626.681651]  ? __schedule+0x8f3/0x2060
[ 2626.685512]  ? trace_event_raw_event_lock+0x340/0x340
[ 2626.690677]  ? check_noncircular+0x20/0x20
[ 2626.694876]  ? perf_trace_lock+0xd6/0x900
[ 2626.699001]  ? do_futex+0x86f/0x22a0
[ 2626.702688]  ? trace_event_raw_event_lock+0x340/0x340
[ 2626.707848]  ? hrtimer_forward+0x2d0/0x2d0
[ 2626.712053]  ? check_noncircular+0x20/0x20
[ 2626.716267]  ? exit_robust_list+0x240/0x240
[ 2626.720557]  ? find_held_lock+0x35/0x1d0
[ 2626.724599]  ? free_object+0x150/0x230
[ 2626.728457]  ? lock_downgrade+0x980/0x980
[ 2626.732581]  ? lock_acquire+0x1d5/0x580
[ 2626.736525]  ? lock_acquire+0x1d5/0x580
[ 2626.740479]  ? lock_release+0xa40/0xa40
[ 2626.744421]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2626.750284]  rwsem_down_write_failed_killable+0xe/0x10
[ 2626.755527]  ? rwsem_down_write_failed_killable+0xe/0x10
[ 2626.760946]  call_rwsem_down_write_failed_killable+0x17/0x30
[ 2626.766719]  down_write_killable+0xa5/0x140
[ 2626.771012]  ? vm_mmap_pgoff+0x198/0x280
[ 2626.775043]  ? down_read_killable+0x180/0x180
[ 2626.779510]  ? security_mmap_file+0x143/0x180
[ 2626.783985]  vm_mmap_pgoff+0x198/0x280
[ 2626.787855]  ? vma_is_stack_for_current+0xa0/0xa0
[ 2626.792671]  ? nanosleep_copyout+0x100/0x100
[ 2626.797057]  ? SyS_futex+0x269/0x390
[ 2626.800745]  SyS_mmap_pgoff+0x23b/0x5f0
[ 2626.804696]  ? find_mergeable_anon_vma+0xd0/0xd0
[ 2626.809423]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2626.814411]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2626.819148]  SyS_mmap+0x16/0x20
[ 2626.822397]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2626.827125] RIP: 0033:0x452a5a
[ 2626.830284] RSP: 002b:0000000000a2f758 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
[ 2626.837962] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a5a
[ 2626.845200] RDX: 0000000000000003 RSI: 0000000000021000 RDI: 0000000000000000
[ 2626.852438] RBP: 0000000000000121 R08: ffffffffffffffff R09: 0000000000000000
[ 2626.859675] R10: 0000000000020022 R11: 0000000000000246 R12: 0000000000000012
[ 2626.866912] R13: 000000005f62957e R14: 0000000000000014 R15: 0000000000000000
[ 2626.874174] syz-executor3   R  running task    24560 24839  22683 0x00000000
[ 2626.881340] Call Trace:
[ 2626.883900]  __schedule+0x8eb/0x2060
[ 2626.887596]  ? __sched_text_start+0x8/0x8
[ 2626.891719]  ? retint_kernel+0x10/0x10
[ 2626.895588]  ? clear_huge_page+0x36a/0x730
[ 2626.899797]  ? lock_is_held_type+0x18b/0x210
[ 2626.904187]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2626.910047]  preempt_schedule_common+0x22/0x60
[ 2626.914600]  _cond_resched+0x1d/0x30
[ 2626.918286]  clear_huge_page+0x382/0x730
[ 2626.922315]  ? __raw_spin_lock_init+0x2d/0x100
[ 2626.926876]  do_huge_pmd_anonymous_page+0x59c/0x1b00
[ 2626.931946]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2626.937808]  ? __thp_get_unmapped_area+0x130/0x130
[ 2626.942706]  ? __lock_acquire+0x664/0x3e00
[ 2626.946910]  ? __lock_acquire+0x664/0x3e00
[ 2626.951114]  ? __might_sleep+0x95/0x190
[ 2626.955061]  ? _cond_resched+0x14/0x30
[ 2626.958918]  ? futex_wait_queue_me+0x527/0x7e0
[ 2626.963480]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2626.968640]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2626.973800]  ? get_futex_value_locked+0xc3/0xf0
[ 2626.978441]  ? futex_wait_setup+0x22e/0x3d0
[ 2626.982746]  ? __lock_acquire+0x664/0x3e00
[ 2626.986955]  ? perf_trace_lock+0xd6/0x900
[ 2626.991072]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2626.996149]  ? trace_event_raw_event_lock+0x340/0x340
[ 2627.001397]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2627.006558]  ? check_noncircular+0x20/0x20
[ 2627.010769]  __handle_mm_fault+0x1a0c/0x3ce0
[ 2627.015155]  ? __pmd_alloc+0x4e0/0x4e0
[ 2627.019015]  ? check_noncircular+0x20/0x20
[ 2627.023228]  ? find_held_lock+0x35/0x1d0
[ 2627.027269]  ? handle_mm_fault+0x248/0x8d0
[ 2627.031475]  ? lock_downgrade+0x980/0x980
[ 2627.035627]  handle_mm_fault+0x334/0x8d0
[ 2627.039656]  ? down_read_trylock+0xdb/0x170
[ 2627.043947]  ? __do_page_fault+0x32d/0xc90
[ 2627.048153]  ? __handle_mm_fault+0x3ce0/0x3ce0
[ 2627.052707]  ? vmacache_find+0x5f/0x280
[ 2627.056649]  ? vmacache_update+0xfe/0x130
[ 2627.060772]  ? find_vma+0x30/0x150
[ 2627.064287]  __do_page_fault+0x5c9/0xc90
[ 2627.068317]  ? trace_event_raw_event_lock+0x340/0x340
[ 2627.073485]  ? mm_fault_error+0x2c0/0x2c0
[ 2627.077604]  ? _find_next_bit+0xee/0x120
[ 2627.081645]  do_page_fault+0xee/0x720
[ 2627.085415]  ? __alloc_fd+0x29b/0x750
[ 2627.089185]  ? __do_page_fault+0xc90/0xc90
[ 2627.093402]  ? find_held_lock+0x35/0x1d0
[ 2627.097445]  ? __might_fault+0x110/0x1d0
[ 2627.101481]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 2627.106303]  page_fault+0x2c/0x60
[ 2627.109727] RIP: 0010:__put_user_4+0x1c/0x30
[ 2627.114105] RSP: 0018:ffff8801c2b2fe50 EFLAGS: 00010297
[ 2627.119439] RAX: 0000000000000013 RBX: 00007fffffffeffd RCX: 0000000020dd5000
[ 2627.126676] RDX: 000000000000004e RSI: ffffc9000181d000 RDI: 0000000000000282
[ 2627.133913] RBP: ffff8801c2b2ff48 R08: ffff8801d03326c8 R09: 1ffff10038565fa7
[ 2627.141151] R10: ffff8801c2b2fd00 R11: 0000000000000000 R12: 1ffff10038565fd0
[ 2627.148388] R13: 0000000000000013 R14: 0000000000000001 R15: 0000000000000014
[ 2627.155651]  ? SyS_socketpair+0xfd/0x6f0
[ 2627.159688]  ? SyS_socket+0x1d0/0x1d0
[ 2627.163461]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2627.168276]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2627.173263]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2627.177997]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2627.182722] RIP: 0033:0x452a09
[ 2627.185879] RSP: 002b:00007f22c2897c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000035
[ 2627.193557] RAX: ffffffffffffffda RBX: 00007f22c2898700 RCX: 0000000000452a09
[ 2627.200793] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
[ 2627.208030] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[ 2627.215267] R10: 0000000020dd5000 R11: 0000000000000212 R12: 0000000000000000
[ 2627.222505] R13: 0000000000a2f7ff R14: 00007f22c28989c0 R15: 0000000000000000
[ 2627.229768] syz-executor4   R  running task    23120 24836  20350 0x00000000
[ 2627.236934] Call Trace:
[ 2627.239495]  __schedule+0x8eb/0x2060
[ 2627.243189]  ? __sched_text_start+0x8/0x8
[ 2627.247307]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2627.252121]  ? lock_downgrade+0x980/0x980
[ 2627.256242]  ? enqueue_hrtimer+0x171/0x4a0
[ 2627.260448]  ? __remove_hrtimer+0x190/0x190
[ 2627.264742]  ? do_raw_spin_trylock+0x190/0x190
[ 2627.269297]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2627.274371]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2627.279358]  ? trace_hardirqs_on+0xd/0x10
[ 2627.283485]  schedule+0xf5/0x430
[ 2627.286825]  ? __schedule+0x2060/0x2060
[ 2627.290768]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2627.295754]  ? trace_hardirqs_on+0xd/0x10
[ 2627.299880]  ? __debug_object_init+0x235/0x1040
[ 2627.304529]  ? debug_object_fixup+0x30/0x30
[ 2627.308819]  ? find_held_lock+0x35/0x1d0
[ 2627.312853]  do_nanosleep+0x224/0x6e0
[ 2627.316635]  ? schedule_timeout_idle+0x90/0x90
[ 2627.321190]  ? lock_release+0xa40/0xa40
[ 2627.325133]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2627.330997]  ? memset+0x31/0x40
[ 2627.334258]  hrtimer_nanosleep+0x27b/0x4d0
[ 2627.338467]  ? nanosleep_copyout+0x100/0x100
[ 2627.342849]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2627.347068]  SyS_nanosleep+0x175/0x1f0
[ 2627.350929]  ? hrtimer_nanosleep+0x4d0/0x4d0
[ 2627.355304]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2627.360290]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2627.365030]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2627.369752] RIP: 0033:0x47e071
[ 2627.372910] RSP: 002b:0000000000a2f920 EFLAGS: 00000293 ORIG_RAX: 0000000000000023
[ 2627.380590] RAX: ffffffffffffffda RBX: 0000000000a2f9a0 RCX: 000000000047e071
[ 2627.387828] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000a2f930
[ 2627.395066] RBP: 0000000000000000 R08: 00000000000009bb R09: 0000000000000000
[ 2627.402305] R10: 0000000000a2f910 R11: 0000000000000293 R12: 0000000000000000
[ 2627.409545] R13: ffffffffffffffff R14: 0000000000a2f9d8 R15: 0000000000000010
[ 2627.416810] syz-executor4   S25520 24842  20350 0x00000000
[ 2627.422409] Call Trace:
[ 2627.424972]  __schedule+0x8eb/0x2060
[ 2627.428670]  ? __sched_text_start+0x8/0x8
[ 2627.432786]  ? check_noncircular+0x20/0x20
[ 2627.436994]  ? plist_check_head+0xe2/0x130
[ 2627.441200]  ? plist_check_list+0xa0/0xa0
[ 2627.445409]  ? trace_event_raw_event_lock+0x340/0x340
[ 2627.450575]  ? plist_add+0x5cb/0x760
[ 2627.454280]  schedule+0xf5/0x430
[ 2627.457617]  ? lock_downgrade+0x980/0x980
[ 2627.461738]  ? __schedule+0x2060/0x2060
[ 2627.465692]  ? do_raw_spin_trylock+0x190/0x190
[ 2627.470245]  ? futex_wait_setup+0x14a/0x3d0
[ 2627.474933]  futex_wait_queue_me+0x3ed/0x7e0
[ 2627.479317]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2627.484662]  ? get_futex_value_locked+0xc3/0xf0
[ 2627.489304]  ? futex_wait_setup+0x22e/0x3d0
[ 2627.493607]  ? futex_wake+0x680/0x680
[ 2627.497385]  ? __lock_acquire+0x664/0x3e00
[ 2627.501597]  futex_wait+0x34b/0x9a0
[ 2627.505206]  ? futex_wait_setup+0x3d0/0x3d0
[ 2627.509496]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2627.514655]  ? unmap_region+0x35c/0x4f0
[ 2627.518603]  ? hash_futex+0x15/0x210
[ 2627.522296]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2627.527372]  ? futex_wake+0x2ca/0x680
[ 2627.531141]  ? check_noncircular+0x20/0x20
[ 2627.535355]  ? get_futex_key+0x1d50/0x1d50
[ 2627.539581]  ? __lock_is_held+0xb6/0x140
[ 2627.543619]  do_futex+0x11ec/0x22a0
[ 2627.547219]  ? check_noncircular+0x20/0x20
[ 2627.551426]  ? vma_wants_writenotify+0x3b0/0x3b0
[ 2627.556162]  ? exit_robust_list+0x240/0x240
[ 2627.560458]  ? find_held_lock+0x35/0x1d0
[ 2627.564499]  ? __fget+0x333/0x570
[ 2627.567924]  ? lock_downgrade+0x980/0x980
[ 2627.572045]  ? lock_release+0xa40/0xa40
[ 2627.575995]  ? __lock_is_held+0xb6/0x140
[ 2627.580048]  ? __fget+0x35c/0x570
[ 2627.583476]  ? do_mmap+0x362/0xe00
[ 2627.586991]  ? iterate_fd+0x3f0/0x3f0
[ 2627.590761]  ? up_read+0x40/0x40
[ 2627.594099]  ? down_read_killable+0x180/0x180
[ 2627.598564]  ? security_mmap_file+0x143/0x180
[ 2627.603040]  ? vm_mmap_pgoff+0x1fc/0x280
[ 2627.607071]  ? vm_mmap_pgoff+0x13b/0x280
[ 2627.611113]  ? __fget_light+0x297/0x380
[ 2627.615322]  ? fget_raw+0x20/0x20
[ 2627.618745]  ? __fdget+0x18/0x20
[ 2627.622087]  SyS_futex+0x260/0x390
[ 2627.625602]  ? do_futex+0x22a0/0x22a0
[ 2627.629374]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2627.634187]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2627.639174]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2627.643909]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2627.648633] RIP: 0033:0x452a09
[ 2627.651789] RSP: 002b:00007f3a39653ce8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2627.659467] RAX: ffffffffffffffda RBX: 00007f3a39654700 RCX: 0000000000452a09
[ 2627.666706] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bec8
[ 2627.673944] RBP: 0000000000000000 R08: 0000000000000359 R09: 000000000071bea0
[ 2627.681184] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 2627.688421] R13: 0000000000a2f7ff R14: 00007f3a396549c0 R15: 0000000000000000
[ 2627.695687] syz-executor4   S24272 24847  20350 0x00000000
[ 2627.701287] Call Trace:
[ 2627.703848]  __schedule+0x8eb/0x2060
[ 2627.707531]  ? find_held_lock+0x35/0x1d0
[ 2627.711575]  ? __sched_text_start+0x8/0x8
[ 2627.715694]  ? check_noncircular+0x20/0x20
[ 2627.719902]  ? plist_check_head+0xe2/0x130
[ 2627.724107]  ? plist_check_list+0xa0/0xa0
[ 2627.728227]  ? check_noncircular+0x20/0x20
[ 2627.732436]  ? check_preempt_wakeup+0x426/0xb20
[ 2627.737082]  ? plist_add+0x5cb/0x760
[ 2627.740788]  schedule+0xf5/0x430
[ 2627.744123]  ? lock_downgrade+0x980/0x980
[ 2627.748242]  ? __schedule+0x2060/0x2060
[ 2627.752195]  ? try_to_wake_up+0xf9/0x1600
[ 2627.756325]  ? do_raw_spin_trylock+0x190/0x190
[ 2627.760878]  ? futex_wait_setup+0x14a/0x3d0
[ 2627.765186]  futex_wait_queue_me+0x3ed/0x7e0
[ 2627.769571]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2627.774903]  ? trace_hardirqs_on+0xd/0x10
[ 2627.779026]  ? try_to_wake_up+0xf9/0x1600
[ 2627.783147]  ? get_futex_value_locked+0xc3/0xf0
[ 2627.787789]  ? futex_wait_setup+0x22e/0x3d0
[ 2627.792090]  ? futex_wake+0x680/0x680
[ 2627.795865]  ? futex_wake+0x566/0x680
[ 2627.799641]  futex_wait+0x34b/0x9a0
[ 2627.803251]  ? futex_wait_setup+0x3d0/0x3d0
[ 2627.807538]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2627.812702]  ? wake_up_q+0x8a/0xe0
[ 2627.816212]  ? drop_futex_key_refs.isra.12+0x63/0xb0
[ 2627.821285]  ? futex_wake+0x2ca/0x680
[ 2627.825069]  ? get_futex_key+0x1d50/0x1d50
[ 2627.829274]  ? lock_release+0xa40/0xa40
[ 2627.833248]  do_futex+0x11ec/0x22a0
[ 2627.836849]  ? __fget+0x333/0x570
[ 2627.840272]  ? lock_downgrade+0x980/0x980
[ 2627.844396]  ? exit_robust_list+0x240/0x240
[ 2627.848688]  ? find_held_lock+0x35/0x1d0
[ 2627.852731]  ? __fget+0x333/0x570
[ 2627.856155]  ? lock_downgrade+0x980/0x980
[ 2627.860270]  ? __fget+0x35c/0x570
[ 2627.863697]  ? lock_release+0xa40/0xa40
[ 2627.867645]  ? __lock_is_held+0xb6/0x140
[ 2627.871695]  ? __fget+0x35c/0x570
[ 2627.875128]  ? iterate_fd+0x3f0/0x3f0
[ 2627.878896]  ? __fget_light+0x297/0x380
[ 2627.882844]  ? fget_raw+0x20/0x20
[ 2627.886267]  ? __do_page_fault+0x3d6/0xc90
[ 2627.890485]  ? exit_to_usermode_loop+0x8c/0x310
[ 2627.895136]  ? __fget_light+0x297/0x380
[ 2627.899084]  ? fget_raw+0x20/0x20
[ 2627.902507]  ? __fdget+0x18/0x20
[ 2627.905849]  SyS_futex+0x260/0x390
[ 2627.909360]  ? SyS_setsockopt+0x215/0x360
[ 2627.913484]  ? do_futex+0x22a0/0x22a0
[ 2627.917258]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2627.922072]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2627.927058]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2627.931795]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2627.936517] RIP: 0033:0x452a09
[ 2627.939675] RSP: 002b:00007f3a39632ce8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 2627.947353] RAX: ffffffffffffffda RBX: 000000000071bf58 RCX: 0000000000452a09
[ 2627.954591] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071bf80
[ 2627.961830] RBP: 000000000000039b R08: 0000000000000359 R09: 000000000071bf58
[ 2627.969067] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006f2728
[ 2627.976306] R13: 00000000ffffffff R14: 00007f3a396336d4 R15: 0000000000000001
[ 2627.983572] syz-executor2   R  running task    24112 24851  20369 0x00000000
[ 2627.990739] Call Trace:
[ 2627.993301]  __schedule+0x8eb/0x2060
[ 2627.996994]  ? __sched_text_start+0x8/0x8
[ 2628.001113]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2628.005925]  ? lock_downgrade+0x980/0x980
[ 2628.010050]  ? enqueue_hrtimer+0x171/0x4a0
[ 2628.014255]  ? __remove_hrtimer+0x190/0x190
[ 2628.018547]  ? find_held_lock+0x35/0x1d0
[ 2628.022579]  ? do_raw_spin_trylock+0x190/0x190
[ 2628.027135]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2628.032209]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2628.037194]  ? trace_hardirqs_on+0xd/0x10
[ 2628.041322]  schedule+0xf5/0x430
[ 2628.044661]  ? __schedule+0x2060/0x2060
[ 2628.048632]  ? do_raw_spin_trylock+0x190/0x190
[ 2628.053184]  ? futex_wait_setup+0x14a/0x3d0
[ 2628.057491]  futex_wait_queue_me+0x3ed/0x7e0
[ 2628.061872]  ? refill_pi_state_cache.part.5+0x2f0/0x2f0
[ 2628.067204]  ? free_object+0x150/0x230
[ 2628.071061]  ? debug_stats_show+0xd0/0xd0
[ 2628.075175]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2628.080253]  ? get_futex_value_locked+0xc3/0xf0
[ 2628.084896]  ? futex_wait_setup+0x22e/0x3d0
[ 2628.089201]  ? futex_wake+0x680/0x680
[ 2628.092972]  ? __hrtimer_init+0x4e/0x140
[ 2628.097018]  futex_wait+0x34b/0x9a0
[ 2628.100631]  ? futex_wait_setup+0x3d0/0x3d0
[ 2628.104919]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2628.110081]  ? __lock_acquire+0x664/0x3e00
[ 2628.114285]  ? hash_futex+0x15/0x210
[ 2628.117982]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2628.122192]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2628.127371]  ? perf_trace_lock+0xd6/0x900
[ 2628.131494]  do_futex+0x11ec/0x22a0
[ 2628.135090]  ? trace_event_raw_event_lock+0x340/0x340
[ 2628.140264]  ? exit_robust_list+0x240/0x240
[ 2628.144556]  ? check_noncircular+0x20/0x20
[ 2628.148756]  ? perf_trace_lock+0xd6/0x900
[ 2628.152875]  ? trace_event_raw_event_lock+0x340/0x340
[ 2628.158038]  ? trace_event_raw_event_lock+0x340/0x340
[ 2628.163203]  ? check_noncircular+0x20/0x20
[ 2628.167403]  ? find_held_lock+0x35/0x1d0
[ 2628.171445]  ? find_held_lock+0x35/0x1d0
[ 2628.175486]  ? SyS_futex+0x2d3/0x390
[ 2628.179170]  ? lock_downgrade+0x980/0x980
[ 2628.183302]  ? pvclock_read_flags+0x160/0x160
[ 2628.187764]  ? __might_fault+0x110/0x1d0
[ 2628.191794]  ? lock_downgrade+0x980/0x980
[ 2628.195913]  ? ktime_get+0x15c/0x3a0
[ 2628.199604]  ? kvm_clock_get_cycles+0x25/0x30
[ 2628.204067]  ? ktime_get+0x26f/0x3a0
[ 2628.207757]  ? ktime_get_resolution_ns+0x300/0x300
[ 2628.212655]  ? __might_sleep+0x95/0x190
[ 2628.216608]  ? kasan_check_write+0x14/0x20
[ 2628.220818]  SyS_futex+0x260/0x390
[ 2628.224335]  ? do_futex+0x22a0/0x22a0
[ 2628.228109]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2628.232922]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2628.237910]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2628.242646]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2628.247371] RIP: 0033:0x452a09
[ 2628.250532] RSP: 002b:0000000000a2f908 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
[ 2628.258208] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a09
[ 2628.265446] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000071becc
[ 2628.272685] RBP: 000000000071bec8 R08: 0000000000000000 R09: 0000000000000000
[ 2628.279921] R10: 0000000000a2f910 R11: 0000000000000206 R12: 00000000000003cb
[ 2628.287161] R13: 0000000000000003 R14: 0000000000000011 R15: 0000000000000010
[ 2628.294426] syz-executor2   R  running task    26128 24852  20369 0x00000008
[ 2628.301591] Call Trace:
[ 2628.304159]  ? avc_has_extended_perms+0x7fa/0x12c0
[ 2628.309056]  ? find_held_lock+0x35/0x1d0
[ 2628.313102]  ? avc_ss_reset+0x110/0x110
[ 2628.317043]  ? lock_downgrade+0x980/0x980
[ 2628.321165]  ? lock_release+0xa40/0xa40
[ 2628.325131]  ? __lock_is_held+0xb6/0x140
[ 2628.329196]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2628.335051]  ? get_unused_fd_flags+0x190/0x190
[ 2628.339605]  ? rcu_note_context_switch+0x710/0x710
[ 2628.344515]  ? install_new_memslots+0x420/0x420
[ 2628.349153]  ? do_vfs_ioctl+0x1b1/0x1520
[ 2628.353184]  ? _cond_resched+0x14/0x30
[ 2628.357047]  ? ioctl_preallocate+0x2b0/0x2b0
[ 2628.361429]  ? selinux_capable+0x40/0x40
[ 2628.365474]  ? syscall_return_slowpath+0x2ad/0x550
[ 2628.370381]  ? security_file_ioctl+0x89/0xb0
[ 2628.374767]  ? SyS_ioctl+0x8f/0xc0
[ 2628.378283]  ? entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2628.383202] 
[ 2628.383202] Showing all locks held in the system:
[ 2628.389506] 1 lock held by rsyslogd/2991:
[ 2628.393617]  #0:  (&f->f_pos_lock){+.+.}, at: [<00000000389d01e7>] __fdget_pos+0x12b/0x190
[ 2628.402015] 2 locks held by getty/3114:
[ 2628.405954]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2628.414597]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2628.423852] 2 locks held by getty/3115:
[ 2628.427791]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2628.436432]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2628.445685] 2 locks held by getty/3116:
[ 2628.449624]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2628.458263]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2628.467514] 2 locks held by getty/3117:
[ 2628.471451]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2628.480094]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2628.489346] 2 locks held by getty/3118:
[ 2628.493285]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2628.501926]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2628.511176] 2 locks held by getty/3119:
[ 2628.515113]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2628.523752]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2628.533013] 2 locks held by getty/28995:
[ 2628.537039]  #0:  (&tty->ldisc_sem){++++}, at: [<000000004645c731>] ldsem_down_read+0x37/0x40
[ 2628.545679]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<00000000a8072253>] n_tty_read+0x2ef/0x1a00
[ 2628.554943] 2 locks held by syz-executor7/24837:
[ 2628.559660]  #0:  (&sig->cred_guard_mutex){+.+.}, at: [<00000000ece30b9d>] SYSC_perf_event_open+0x12ca/0x2e00
[ 2628.569693]  #1:  (perf_sched_mutex){+.+.}, at: [<00000000c2b6b09f>] perf_event_alloc+0x2326/0x2b00
[ 2628.578859] 6 locks held by syz-executor1/24838:
[ 2628.583577]  #0:  (&evdev->mutex){+.+.}, at: [<0000000060da5b47>] evdev_write+0x145/0x4b0
[ 2628.591873]  #1:  (&(&dev->event_lock)->rlock){-...}, at: [<000000008ab85c1e>] input_inject_event+0xc9/0x349
[ 2628.601818]  #2:  (rcu_read_lock){....}, at: [<00000000f220a81b>] input_inject_event+0xae/0x349
[ 2628.610633]  #3:  (rcu_read_lock){....}, at: [<000000004a8d1d5a>] input_pass_values.part.5+0x0/0x800
[ 2628.619884]  #4:  (kbd_event_lock){....}, at: [<0000000085a89699>] kbd_event+0x82/0x36d0
[ 2628.628096]  #5:  (tasklist_lock){.+.+}, at: [<0000000041722306>] debug_show_all_locks+0xd3/0x400
[ 2628.637088] 1 lock held by syz-executor3/24834:
[ 2628.641726]  #0:  (&mm->mmap_sem){++++}, at: [<00000000bb12c38a>] vm_mmap_pgoff+0x198/0x280
[ 2628.650201] 
[ 2628.651798] =============================================
[ 2628.651798] 
[ 2628.658927] INFO: rcu_sched self-detected stall on CPU
[ 2628.659023] INFO: rcu_sched detected stalls on CPUs/tasks:
[ 2628.659153] 	1-...!: (1 ticks this GP) idle=69a/140000000000001/0 softirq=179029/179029 fqs=0 
[ 2628.659185] 	(detected by 0, t=137178 jiffies, g=80069, c=80068, q=111)
[ 2628.659197] Sending NMI from CPU 0 to CPUs 1:
[ 2628.660261] NMI backtrace for cpu 1
[ 2628.660265] CPU: 1 PID: 24838 Comm: syz-executor1 Not tainted 4.15.0-rc4+ #233
[ 2628.660268] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 2628.660271] RIP: 0010:io_serial_in+0x6b/0x90
[ 2628.660273] RSP: 0018:ffff8801db506ff8 EFLAGS: 00000002
[ 2628.660277] RAX: dffffc0000000000 RBX: 00000000000003fd RCX: 0000000000000000
[ 2628.660280] RDX: 00000000000003fd RSI: 0000000000000005 RDI: ffffffff87deaf38
[ 2628.660283] RBP: ffff8801db507008 R08: 1ffff1003b6a0d57 R09: 000000000000000c
[ 2628.660286] R10: ffff8801db506f78 R11: 0000000000000040 R12: ffffffff87deaf00
[ 2628.660289] R13: 0000000000000020 R14: fffffbfff0fbd625 R15: fffffbfff0fbd5e9
[ 2628.660292] FS:  00007f1872219700(0000) GS:ffff8801db500000(0000) knlGS:0000000000000000
[ 2628.660295] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2628.660298] CR2: 0000000000000130 CR3: 00000001c4847004 CR4: 00000000001626e0
[ 2628.660301] DR0: 0000000020000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2628.660304] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
[ 2628.660306] Call Trace:
[ 2628.660307]  <IRQ>
[ 2628.660310]  wait_for_xmitr+0x93/0x1e0
[ 2628.660311]  ? wait_for_xmitr+0x1e0/0x1e0
[ 2628.660314]  serial8250_console_putchar+0x1f/0x60
[ 2628.660316]  uart_console_write+0xac/0xe0
[ 2628.660318]  serial8250_console_write+0x64f/0xa40
[ 2628.660321]  ? serial8250_start_tx+0x910/0x910
[ 2628.660323]  ? do_raw_spin_trylock+0x190/0x190
[ 2628.660325]  ? memcpy+0x45/0x50
[ 2628.660327]  ? univ8250_console_setup+0x160/0x160
[ 2628.660329]  univ8250_console_write+0x5f/0x70
[ 2628.660331]  console_unlock+0x788/0xd80
[ 2628.660334]  ? trace_hardirqs_off_caller+0x1f0/0x2c0
[ 2628.660336]  ? wake_up_klogd+0x100/0x100
[ 2628.660338]  ? vprintk_emit+0x49b/0x590
[ 2628.660340]  ? __down_trylock_console_sem+0x10d/0x1e0
[ 2628.660342]  vprintk_emit+0x4ad/0x590
[ 2628.660344]  vprintk_default+0x28/0x30
[ 2628.660346]  vprintk_func+0x57/0xc0
[ 2628.660348]  printk+0xaa/0xca
[ 2628.660350]  ? show_regs_print_info+0x18/0x18
[ 2628.660352]  check_cpu_stall.isra.61+0x845/0x15b0
[ 2628.660355]  ? check_noncircular+0x20/0x20
[ 2628.660357]  ? rcu_lockdep_current_cpu_online+0x190/0x190
[ 2628.660360]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2628.660362]  ? perf_trace_lock+0xd6/0x900
[ 2628.660364]  ? find_held_lock+0x35/0x1d0
[ 2628.660366]  ? trace_event_raw_event_lock+0x340/0x340
[ 2628.660369]  ? perf_trace_lock+0xd6/0x900
[ 2628.660371]  ? perf_trace_lock+0xd6/0x900
[ 2628.660373]  ? trace_event_raw_event_lock+0x340/0x340
[ 2628.660376]  ? check_noncircular+0x20/0x20
[ 2628.660378]  ? __lock_is_held+0xb6/0x140
[ 2628.660380]  ? check_noncircular+0x20/0x20
[ 2628.660382]  ? cpuacct_account_field+0x1e4/0x3b0
[ 2628.660384]  ? check_noncircular+0x20/0x20
[ 2628.660387]  ? find_held_lock+0x35/0x1d0
[ 2628.660389]  ? __acct_update_integrals+0x339/0x4d0
[ 2628.660391]  ? __lock_is_held+0xb6/0x140
[ 2628.660393]  rcu_check_callbacks+0x256/0xd00
[ 2628.660396]  ? rcu_cpu_stall_reset+0x260/0x260
[ 2628.660398]  ? trace_hardirqs_off+0xd/0x10
[ 2628.660400]  ? raise_softirq+0x325/0x490
[ 2628.660402]  ? raise_softirq_irqoff+0x320/0x320
[ 2628.660404]  ? read_boot_clock64+0x70/0x70
[ 2628.660407]  ? lock_downgrade+0x980/0x980
[ 2628.660409]  ? lock_downgrade+0x980/0x980
[ 2628.660411]  ? run_local_timers+0x18d/0x200
[ 2628.660413]  ? timer_clear_idle+0x50/0x50
[ 2628.660415]  ? account_process_tick+0xd4/0x3e0
[ 2628.660417]  ? thread_group_cputime+0xef0/0xef0
[ 2628.660420]  ? ktime_get_resolution_ns+0x300/0x300
[ 2628.660422]  update_process_times+0x30/0x60
[ 2628.660424]  tick_sched_handle+0x85/0x160
[ 2628.660426]  tick_sched_timer+0x42/0x120
[ 2628.660429]  __hrtimer_run_queues+0x358/0xe20
[ 2628.660431]  ? tick_sched_do_timer+0xe0/0xe0
[ 2628.660433]  ? hrtimer_fixup_init+0x70/0x70
[ 2628.660435]  ? pvclock_read_flags+0x160/0x160
[ 2628.660437]  ? kvm_clock_get_cycles+0x25/0x30
[ 2628.660440]  ? ktime_get_update_offsets_now+0x34a/0x520
[ 2628.660442]  ? do_timer+0x50/0x50
[ 2628.660444]  ? irq_work_run+0x31/0x50
[ 2628.660446]  hrtimer_interrupt+0x1c2/0x5e0
[ 2628.660448]  smp_apic_timer_interrupt+0x14a/0x700
[ 2628.660451]  ? smp_call_function_single_interrupt+0x124/0x640
[ 2628.660453]  ? smp_call_function_single_interrupt+0x640/0x640
[ 2628.660455]  ? _raw_spin_lock+0x32/0x40
[ 2628.660458]  ? _raw_spin_unlock+0x22/0x30
[ 2628.660460]  ? handle_edge_irq+0x2b4/0x7c0
[ 2628.660462]  ? task_prio+0x40/0x40
[ 2628.660464]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 2628.660466]  apic_timer_interrupt+0xa9/0xb0
[ 2628.660468]  </IRQ>
[ 2628.660470] RIP: 0010:_raw_spin_unlock_irqrestore+0x5e/0xba
[ 2628.660473] RSP: 0018:ffff8801ce887590 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff11
[ 2628.660482] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 0000000000000006
[ 2628.660485] RDX: 1ffffffff0bd9045 RSI: 1ffff1003acee1db RDI: 0000000000000282
[ 2628.660488] RBP: ffff8801ce8875a0 R08: 1ffff10039d10e80 R09: 0000000000000000
[ 2628.660491] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d403d588
[ 2628.660494] R13: ffff8801d30bd608 R14: ffff8801d403d380 R15: ffff8801ce887638
[ 2628.660496]  input_inject_event+0x22c/0x349
[ 2628.660498]  ? input_event+0x90/0x90
[ 2628.660500]  evdev_write+0x34a/0x4b0
[ 2628.660502]  ? wake_up_page_bit+0x530/0x530
[ 2628.660505]  ? __evdev_queue_syn_dropped+0x2d0/0x2d0
[ 2628.660507]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2628.660510]  ? __evdev_queue_syn_dropped+0x2d0/0x2d0
[ 2628.660512]  __vfs_write+0xef/0x970
[ 2628.660514]  ? __vfs_write+0xef/0x970
[ 2628.660516]  ? kernel_read+0x120/0x120
[ 2628.660518]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2628.660521]  ? save_stack+0xa3/0xd0
[ 2628.660523]  ? rcu_note_context_switch+0x710/0x710
[ 2628.660525]  __kernel_write+0xf8/0x350
[ 2628.660527]  write_pipe_buf+0x175/0x220
[ 2628.660529]  ? default_file_splice_read+0xae0/0xae0
[ 2628.660532]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2628.660534]  ? splice_from_pipe_next.part.9+0x22e/0x2f0
[ 2628.660537]  __splice_from_pipe+0x328/0x730
[ 2628.660539]  ? default_file_splice_read+0xae0/0xae0
[ 2628.660541]  splice_from_pipe+0x1e9/0x330
[ 2628.660544]  ? default_file_splice_read+0xae0/0xae0
[ 2628.660546]  ? splice_shrink_spd+0xb0/0xb0
[ 2628.660548]  default_file_splice_write+0x40/0x90
[ 2628.660551]  ? generic_splice_sendpage+0x50/0x50
[ 2628.660553]  direct_splice_actor+0x125/0x180
[ 2628.660555]  splice_direct_to_actor+0x2c1/0x820
[ 2628.660557]  ? _cond_resched+0x14/0x30
[ 2628.660559]  ? generic_pipe_buf_nosteal+0x10/0x10
[ 2628.660561]  ? do_splice_to+0x160/0x160
[ 2628.660564]  ? security_file_permission+0x89/0x1e0
[ 2628.660566]  ? rw_verify_area+0xe5/0x2b0
[ 2628.660568]  do_splice_direct+0x29b/0x3c0
[ 2628.660570]  ? splice_direct_to_actor+0x820/0x820
[ 2628.660572]  ? rw_verify_area+0xe5/0x2b0
[ 2628.660574]  do_sendfile+0x5c9/0xe80
[ 2628.660577]  ? do_compat_pwritev64+0x100/0x100
[ 2628.660579]  ? __might_sleep+0x95/0x190
[ 2628.660581]  ? kasan_check_write+0x14/0x20
[ 2628.660583]  ? _copy_from_user+0x99/0x110
[ 2628.660585]  SyS_sendfile64+0xbd/0x160
[ 2628.660587]  ? SyS_sendfile+0x1a0/0x1a0
[ 2628.660589]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2628.660592]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2628.660594]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2628.660596] RIP: 0033:0x452a09
[ 2628.660598] RSP: 002b:00007f1872218c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000028
[ 2628.660603] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a09
[ 2628.660606] RDX: 0000000020000000 RSI: 0000000000000013 RDI: 0000000000000014
[ 2628.660609] RBP: 000000000000039b R08: 0000000000000000 R09: 0000000000000000
[ 2628.660612] R10: 0000000072439a6b R11: 0000000000000212 R12: 00000000006f2728
[ 2628.660615] R13: 00000000ffffffff R14: 00007f18722196d4 R15: 0000000000000000
[ 2628.660617] Code: 24 d1 00 00 00 49 8d 7c 24 38 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 d3 e3 80 3c 02 00 75 17 41 03 5c 24 38 89 da ec <5b> 0f b6 c0 41 5c 5d c3 e8 b8 34 18 ff eb c2 e8 11 35 18 ff eb 
[ 2628.660703] rcu_sched kthread starved for 137178 jiffies! g80069 c80068 f0x0 RCU_GP_WAIT_FQS(3) ->state=0x402 ->cpu=1
[ 2628.660707] rcu_sched       I23456     8      2 0x80000000
[ 2628.660719] Call Trace:
[ 2628.660735]  __schedule+0x8eb/0x2060
[ 2628.660758]  ? __sched_text_start+0x8/0x8
[ 2628.660765]  ? __mod_timer+0x317/0x16e0
[ 2628.660788]  ? trace_event_raw_event_timer_start+0x360/0x360
[ 2628.660795]  ? __debug_object_init+0x235/0x1040
[ 2628.660801]  ? find_held_lock+0x35/0x1d0
[ 2628.660823]  ? debug_object_fixup+0x30/0x30
[ 2628.660833]  ? lock_downgrade+0x980/0x980
[ 2628.660839]  ? rcu_accelerate_cbs+0xc1/0x970
[ 2628.660852]  ? lock_release+0xa40/0xa40
[ 2628.660867]  schedule+0xf5/0x430
[ 2628.660874]  ? do_raw_spin_trylock+0x190/0x190
[ 2628.660886]  ? __schedule+0x2060/0x2060
[ 2628.660897]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2628.660908]  ? trace_hardirqs_on+0xd/0x10
[ 2628.660922]  ? prepare_to_swait+0x18f/0x4f0
[ 2628.660927]  ? __lockdep_init_map+0xe4/0x650
[ 2628.660941]  ? lockdep_init_map+0x9/0x10
[ 2628.660948]  ? init_timer_on_stack_key+0xb7/0xe0
[ 2628.660963]  schedule_timeout+0x118/0x230
[ 2628.660972]  ? usleep_range+0x190/0x190
[ 2628.660984]  ? __next_timer_interrupt+0x150/0x150
[ 2628.661016]  rcu_gp_kthread+0x9e5/0x1930
[ 2628.661022]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2628.661063]  ? force_qs_rnp+0x3a0/0x3a0
[ 2628.661070]  ? perf_trace_lock+0x4f1/0x900
[ 2628.661085]  ? switched_to_fair+0xb0/0xb0
[ 2628.661095]  ? check_noncircular+0x20/0x20
[ 2628.661103]  ? check_noncircular+0x20/0x20
[ 2628.661109]  ? check_noncircular+0x20/0x20
[ 2628.661124]  ? pick_next_entity+0x197/0x400
[ 2628.661142]  ? perf_trace_lock+0x4f2/0x900
[ 2628.661164]  ? finish_task_switch+0x1d3/0x740
[ 2628.661175]  ? lock_downgrade+0x22/0x980
[ 2628.661184]  ? load_balance+0x34c0/0x34c0
[ 2628.661189]  ? check_noncircular+0x20/0x20
[ 2628.661202]  ? lock_release+0xa40/0xa40
[ 2628.661209]  ? compat_start_thread+0x80/0x80
[ 2628.661219]  ? do_raw_spin_trylock+0x190/0x190
[ 2628.661231]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2628.661243]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2628.661255]  ? trace_hardirqs_on+0xd/0x10
[ 2628.661266]  ? finish_task_switch+0x1d3/0x740
[ 2628.661271]  ? finish_task_switch+0x1aa/0x740
[ 2628.661286]  ? copy_overflow+0x20/0x20
[ 2628.661314]  ? __schedule+0x8f3/0x2060
[ 2628.661361]  ? find_held_lock+0x35/0x1d0
[ 2628.661384]  ? find_held_lock+0x35/0x1d0
[ 2628.661406]  ? complete+0x62/0x80
[ 2628.661430]  ? __schedule+0x2060/0x2060
[ 2628.661436]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2628.661443]  ? __lockdep_init_map+0xe4/0x650
[ 2628.661453]  ? do_raw_spin_trylock+0x190/0x190
[ 2628.661475]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2628.661489]  ? trace_hardirqs_on+0xd/0x10
[ 2628.661497]  ? __kthread_parkme+0x175/0x240
[ 2628.661512]  kthread+0x33c/0x400
[ 2628.661519]  ? force_qs_rnp+0x3a0/0x3a0
[ 2628.661526]  ? kthread_stop+0x7a0/0x7a0
[ 2628.661538]  ret_from_fork+0x24/0x30
[ 2629.699639] 	1-...!: (1 ticks this GP) idle=69a/140000000000001/0 softirq=179029/179029 fqs=0 
[ 2629.708511] 	 (t=137178 jiffies g=80069 c=80068 q=120)
[ 2629.713764] rcu_sched kthread starved for 137178 jiffies! g80069 c80068 f0x2 RCU_GP_WAIT_FQS(3) ->state=0x0 ->cpu=1
[ 2629.724300] rcu_sched       R  running task    23456     8      2 0x80000000
[ 2629.731466] Call Trace:
[ 2629.734052]  __schedule+0x8eb/0x2060
[ 2629.737746]  ? __sched_text_start+0x8/0x8
[ 2629.741864]  ? __mod_timer+0x317/0x16e0
[ 2629.745816]  ? trace_event_raw_event_timer_start+0x360/0x360
[ 2629.751582]  ? __debug_object_init+0x235/0x1040
[ 2629.756218]  ? find_held_lock+0x35/0x1d0
[ 2629.760259]  ? debug_object_fixup+0x30/0x30
[ 2629.764549]  ? lock_downgrade+0x980/0x980
[ 2629.768663]  ? rcu_accelerate_cbs+0xc1/0x970
[ 2629.773042]  ? lock_release+0xa40/0xa40
[ 2629.776990]  schedule+0xf5/0x430
[ 2629.780327]  ? do_raw_spin_trylock+0x190/0x190
[ 2629.784881]  ? __schedule+0x2060/0x2060
[ 2629.788838]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2629.793826]  ? trace_hardirqs_on+0xd/0x10
[ 2629.797946]  ? prepare_to_swait+0x18f/0x4f0
[ 2629.802233]  ? __lockdep_init_map+0xe4/0x650
[ 2629.806614]  ? lockdep_init_map+0x9/0x10
[ 2629.810644]  ? init_timer_on_stack_key+0xb7/0xe0
[ 2629.815373]  schedule_timeout+0x118/0x230
[ 2629.819491]  ? usleep_range+0x190/0x190
[ 2629.823436]  ? __next_timer_interrupt+0x150/0x150
[ 2629.828264]  rcu_gp_kthread+0x9e5/0x1930
[ 2629.832293]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2629.837477]  ? force_qs_rnp+0x3a0/0x3a0
[ 2629.841418]  ? perf_trace_lock+0x4f1/0x900
[ 2629.845627]  ? switched_to_fair+0xb0/0xb0
[ 2629.849745]  ? check_noncircular+0x20/0x20
[ 2629.853949]  ? check_noncircular+0x20/0x20
[ 2629.858149]  ? check_noncircular+0x20/0x20
[ 2629.862357]  ? pick_next_entity+0x197/0x400
[ 2629.866655]  ? perf_trace_lock+0x4f2/0x900
[ 2629.870870]  ? finish_task_switch+0x1d3/0x740
[ 2629.875335]  ? lock_downgrade+0x22/0x980
[ 2629.879365]  ? load_balance+0x34c0/0x34c0
[ 2629.883480]  ? check_noncircular+0x20/0x20
[ 2629.887686]  ? lock_release+0xa40/0xa40
[ 2629.891629]  ? compat_start_thread+0x80/0x80
[ 2629.896008]  ? do_raw_spin_trylock+0x190/0x190
[ 2629.900564]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2629.905031]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2629.910021]  ? trace_hardirqs_on+0xd/0x10
[ 2629.914141]  ? finish_task_switch+0x1d3/0x740
[ 2629.918602]  ? finish_task_switch+0x1aa/0x740
[ 2629.923073]  ? copy_overflow+0x20/0x20
[ 2629.926943]  ? __schedule+0x8f3/0x2060
[ 2629.930829]  ? find_held_lock+0x35/0x1d0
[ 2629.934869]  ? find_held_lock+0x35/0x1d0
[ 2629.938910]  ? complete+0x62/0x80
[ 2629.942342]  ? __schedule+0x2060/0x2060
[ 2629.946283]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2629.950575]  ? __lockdep_init_map+0xe4/0x650
[ 2629.954952]  ? do_raw_spin_trylock+0x190/0x190
[ 2629.959512]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2629.964497]  ? trace_hardirqs_on+0xd/0x10
[ 2629.968612]  ? __kthread_parkme+0x175/0x240
[ 2629.972908]  kthread+0x33c/0x400
[ 2629.976243]  ? force_qs_rnp+0x3a0/0x3a0
[ 2629.980186]  ? kthread_stop+0x7a0/0x7a0
[ 2629.984133]  ret_from_fork+0x24/0x30
[ 2629.987838] NMI backtrace for cpu 1
[ 2629.991440] CPU: 1 PID: 24838 Comm: syz-executor1 Not tainted 4.15.0-rc4+ #233
[ 2629.998764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 2630.008086] Call Trace:
[ 2630.010635]  <IRQ>
[ 2630.012754]  dump_stack+0x194/0x257
[ 2630.016353]  ? arch_local_irq_restore+0x53/0x53
[ 2630.020992]  ? lock_release+0xa40/0xa40
[ 2630.024940]  ? nmi_cpu_backtrace+0x1be/0x210
[ 2630.029322]  ? lapic_can_unplug_cpu+0xa0/0xa0
[ 2630.033783]  nmi_cpu_backtrace+0x1d2/0x210
[ 2630.037989]  ? lapic_can_unplug_cpu+0xa0/0xa0
[ 2630.042457]  nmi_trigger_cpumask_backtrace+0x122/0x180
[ 2630.047708]  arch_trigger_cpumask_backtrace+0x14/0x20
[ 2630.052867]  rcu_dump_cpu_stacks+0x186/0x1d9
[ 2630.057257]  check_cpu_stall.isra.61+0xbb8/0x15b0
[ 2630.062080]  ? rcu_lockdep_current_cpu_online+0x190/0x190
[ 2630.067591]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2630.072759]  ? perf_trace_lock+0xd6/0x900
[ 2630.076881]  ? find_held_lock+0x35/0x1d0
[ 2630.080915]  ? trace_event_raw_event_lock+0x340/0x340
[ 2630.086076]  ? perf_trace_lock+0xd6/0x900
[ 2630.090197]  ? perf_trace_lock+0xd6/0x900
[ 2630.094321]  ? trace_event_raw_event_lock+0x340/0x340
[ 2630.099486]  ? check_noncircular+0x20/0x20
[ 2630.103686]  ? __lock_is_held+0xb6/0x140
[ 2630.107725]  ? check_noncircular+0x20/0x20
[ 2630.111938]  ? cpuacct_account_field+0x1e4/0x3b0
[ 2630.116670]  ? check_noncircular+0x20/0x20
[ 2630.120873]  ? find_held_lock+0x35/0x1d0
[ 2630.124905]  ? __acct_update_integrals+0x339/0x4d0
[ 2630.129807]  ? __lock_is_held+0xb6/0x140
[ 2630.133854]  rcu_check_callbacks+0x256/0xd00
[ 2630.138238]  ? rcu_cpu_stall_reset+0x260/0x260
[ 2630.142793]  ? trace_hardirqs_off+0xd/0x10
[ 2630.146994]  ? raise_softirq+0x325/0x490
[ 2630.151030]  ? raise_softirq_irqoff+0x320/0x320
[ 2630.155671]  ? read_boot_clock64+0x70/0x70
[ 2630.159878]  ? lock_downgrade+0x980/0x980
[ 2630.163995]  ? lock_downgrade+0x980/0x980
[ 2630.168121]  ? run_local_timers+0x18d/0x200
[ 2630.172410]  ? timer_clear_idle+0x50/0x50
[ 2630.176524]  ? account_process_tick+0xd4/0x3e0
[ 2630.181076]  ? thread_group_cputime+0xef0/0xef0
[ 2630.185711]  ? ktime_get_resolution_ns+0x300/0x300
[ 2630.190623]  update_process_times+0x30/0x60
[ 2630.194916]  tick_sched_handle+0x85/0x160
[ 2630.199035]  tick_sched_timer+0x42/0x120
[ 2630.203068]  __hrtimer_run_queues+0x358/0xe20
[ 2630.207538]  ? tick_sched_do_timer+0xe0/0xe0
[ 2630.211921]  ? hrtimer_fixup_init+0x70/0x70
[ 2630.216228]  ? pvclock_read_flags+0x160/0x160
[ 2630.220708]  ? kvm_clock_get_cycles+0x25/0x30
[ 2630.225172]  ? ktime_get_update_offsets_now+0x34a/0x520
[ 2630.230511]  ? do_timer+0x50/0x50
[ 2630.233935]  ? irq_work_run+0x31/0x50
[ 2630.237723]  hrtimer_interrupt+0x1c2/0x5e0
[ 2630.241952]  smp_apic_timer_interrupt+0x14a/0x700
[ 2630.246760]  ? smp_call_function_single_interrupt+0x124/0x640
[ 2630.252613]  ? smp_call_function_single_interrupt+0x640/0x640
[ 2630.258463]  ? _raw_spin_lock+0x32/0x40
[ 2630.262417]  ? _raw_spin_unlock+0x22/0x30
[ 2630.266533]  ? handle_edge_irq+0x2b4/0x7c0
[ 2630.270736]  ? task_prio+0x40/0x40
[ 2630.274258]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[ 2630.279077]  apic_timer_interrupt+0xa9/0xb0
[ 2630.283368]  </IRQ>
[ 2630.285573] RIP: 0010:_raw_spin_unlock_irqrestore+0x5e/0xba
[ 2630.291247] RSP: 0018:ffff8801ce887590 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff11
[ 2630.298924] RAX: dffffc0000000000 RBX: 0000000000000282 RCX: 0000000000000006
[ 2630.306163] RDX: 1ffffffff0bd9045 RSI: 1ffff1003acee1db RDI: 0000000000000282
[ 2630.313402] RBP: ffff8801ce8875a0 R08: 1ffff10039d10e80 R09: 0000000000000000
[ 2630.320638] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801d403d588
[ 2630.327877] R13: ffff8801d30bd608 R14: ffff8801d403d380 R15: ffff8801ce887638
[ 2630.335142]  input_inject_event+0x22c/0x349
[ 2630.339437]  ? input_event+0x90/0x90
[ 2630.343136]  evdev_write+0x34a/0x4b0
[ 2630.346819]  ? wake_up_page_bit+0x530/0x530
[ 2630.351113]  ? __evdev_queue_syn_dropped+0x2d0/0x2d0
[ 2630.356181]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2630.362045]  ? __evdev_queue_syn_dropped+0x2d0/0x2d0
[ 2630.367118]  __vfs_write+0xef/0x970
[ 2630.370713]  ? __vfs_write+0xef/0x970
[ 2630.374487]  ? kernel_read+0x120/0x120
[ 2630.378370]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2630.384220]  ? save_stack+0xa3/0xd0
[ 2630.387818]  ? rcu_note_context_switch+0x710/0x710
[ 2630.392720]  __kernel_write+0xf8/0x350
[ 2630.396584]  write_pipe_buf+0x175/0x220
[ 2630.400527]  ? default_file_splice_read+0xae0/0xae0
[ 2630.405509]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2630.411364]  ? splice_from_pipe_next.part.9+0x22e/0x2f0
[ 2630.416708]  __splice_from_pipe+0x328/0x730
[ 2630.420998]  ? default_file_splice_read+0xae0/0xae0
[ 2630.425997]  splice_from_pipe+0x1e9/0x330
[ 2630.430117]  ? default_file_splice_read+0xae0/0xae0
[ 2630.435101]  ? splice_shrink_spd+0xb0/0xb0
[ 2630.439321]  default_file_splice_write+0x40/0x90
[ 2630.444047]  ? generic_splice_sendpage+0x50/0x50
[ 2630.448772]  direct_splice_actor+0x125/0x180
[ 2630.453153]  splice_direct_to_actor+0x2c1/0x820
[ 2630.457788]  ? _cond_resched+0x14/0x30
[ 2630.461646]  ? generic_pipe_buf_nosteal+0x10/0x10
[ 2630.466465]  ? do_splice_to+0x160/0x160
[ 2630.470407]  ? security_file_permission+0x89/0x1e0
[ 2630.475309]  ? rw_verify_area+0xe5/0x2b0
[ 2630.479345]  do_splice_direct+0x29b/0x3c0
[ 2630.483467]  ? splice_direct_to_actor+0x820/0x820
[ 2630.488286]  ? rw_verify_area+0xe5/0x2b0
[ 2630.492319]  do_sendfile+0x5c9/0xe80
[ 2630.496022]  ? do_compat_pwritev64+0x100/0x100
[ 2630.500573]  ? __might_sleep+0x95/0x190
[ 2630.504537]  ? kasan_check_write+0x14/0x20
[ 2630.508743]  ? _copy_from_user+0x99/0x110
[ 2630.512866]  SyS_sendfile64+0xbd/0x160
[ 2630.516723]  ? SyS_sendfile+0x1a0/0x1a0
[ 2630.520662]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2630.525651]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2630.530387]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2630.535109] RIP: 0033:0x452a09
[ 2630.538269] RSP: 002b:00007f1872218c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000028
2017/12/22 18:18:20 executing program 4:
mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0)
r0 = socket$alg(0x26, 0x5, 0x0)
r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a)
setsockopt$inet6_MRT6_DEL_MFC(r1, 0x29, 0xcd, &(0x7f00006f0000)={{0xa, 0x1, 0x10000, @loopback={0x0, 0x1}, 0x4}, {0xa, 0x2, 0x5, @loopback={0x0, 0x1}, 0x5}, 0xb52, [0x0, 0x7, 0x100000000, 0x83fc, 0x400, 0x0, 0x6, 0x10001]}, 0x5c)
bind$alg(r0, &(0x7f00005e2000-0x58)={0x26, 'hash\x00', 0x0, 0x0, 'crc32c\x00'}, 0x58)
r2 = accept$alg(r0, 0x0, 0x0)
setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000ce0000-0x4)="3b692cec", 0x4)
sendmmsg$alg(r2, &(0x7f000064d000)=[{0x0, 0x0, &(0x7f0000162000)=[], 0x0, 0x0, 0x0, 0x0}], 0x1, 0x4008000)
accept$alg(r2, 0x0, 0x0)
[ 2630.545943] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a09
[ 2630.553179] RDX: 0000000020000000 RSI: 0000000000000013 RDI: 0000000000000014
[ 2630.560418] RBP: 000000000000039b R08: 0000000000000000 R09: 0000000000000000
[ 2630.567655] R10: 0000000072439a6b R11: 0000000000000212 R12: 00000000006f2728
[ 2630.574891] R13: 00000000ffffffff R14: 00007f18722196d4 R15: 0000000000000000
2017/12/22 18:18:20 executing program 4:
mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0)
r0 = socket$inet(0x2, 0x80a, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00008a4000-0x20)={@common='lo\x00', @ifru_flags=0xfffffffffffffffd})
r1 = socket$netlink(0x10, 0x3, 0x5)
ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f00008a4000-0x20)={@common='lo\x00', @ifru_addrs={0x2, 0x0, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}})
[ 2630.789755] device lo entered promiscuous mode
[ 2630.819396] audit: type=1400 audit(1513966700.561:3992): avc:  denied  { map } for  pid=24862 comm="sh" path="/bin/dash" dev="sda1" ino=1473 scontext=system_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1
2017/12/22 18:18:20 executing program 4:
mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0)
r0 = syz_open_dev$sndseq(&(0x7f0000493000-0xd)='/dev/snd/seq\x00', 0x0, 0x0)
ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r0, 0xc0a85352, &(0x7f0000d01000-0xb0)={{0xfffffffffffffff9, 0x0}, 'port0\x00', 0x2, 0x81020, 0x0, 0x1, 0x0, 0xffff, 0x3, 0x0, 0x800000000, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]})
r1 = syz_open_dev$mice(&(0x7f0000cf2000-0x10)='/dev/input/mice\x00', 0x0, 0x0)
getsockopt$inet_sctp_SCTP_AUTO_ASCONF(r1, 0x84, 0x1e, &(0x7f0000f61000-0x4)=0x0, &(0x7f000001c000-0x4)=0x4)
utimensat(r1, &(0x7f0000407000)='./file0\x00', &(0x7f00008e6000-0x20)={{0x0, 0x2710}, {0x77359400, 0x0}}, 0x200100)
2017/12/22 18:18:20 executing program 4:
mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0)
r0 = getpgrp(0x0)
r1 = ioctl$KVM_CREATE_VM(0xffffffffffffff9c, 0xae01, 0x0)
pwrite64(r1, &(0x7f0000e6c000)="0b0bacc596b73a78d4e8ebd01db610090cfed8e3ef051e27d61ba9054cbc1660e5ccfd0bd9e5459f6849d7efa14d3d67", 0x30, 0x0)
r2 = gettid()
rt_tgsigqueueinfo(r0, r2, 0x20, &(0x7f00003f0000-0x10)={0x0, 0x0, 0x30005, 0x0})
socketpair$unix(0x1, 0x3, 0x0, &(0x7f00008e4000)={<r3=>0x0, 0x0})
getsockopt$SO_PEERCRED(r3, 0x1, 0x11, &(0x7f0000cca000-0xc)={0x0, 0x0, 0x0}, 0xc)
2017/12/22 18:18:20 executing program 4:
r0 = dup3(0xffffffffffffffff, 0xffffffffffffff9c, 0x80000)
ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f000065c000-0x20)={@generic="f702cbd6ac9c225e3992f22ab1eaffc9", @ifru_flags=0x102})
mmap(&(0x7f0000000000/0xca9000)=nil, 0xca9000, 0x5, 0x32, 0xffffffffffffffff, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
mmap(&(0x7f0000ca9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0)
mmap(&(0x7f0000caa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000cab000-0x8)='./file0\x00', 0x488080, 0x24)
mmap(&(0x7f0000caa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0)
connect$netlink(r1, &(0x7f0000caa000)={0x0, 0x0, 0x2, 0x400}, 0xc)
r2 = openat(0xffffffffffffffff, &(0x7f0000caa000-0x8)='./file0\x00', 0x0, 0x0)
mmap(&(0x7f0000ca9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0)
openat(r2, &(0x7f0000caa000-0x8)='./file0\x00', 0x40000, 0x8c)
r3 = openat$cuse(0xffffffffffffff9c, &(0x7f0000ca1000-0xa)='/dev/cuse\x00', 0x2000, 0x0)
bind$ax25(r3, &(0x7f000039b000-0x10)={0x3, {"e91e53a5bbd0b7"}, 0x8bf}, 0x10)
setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r2, 0x84, 0x20, &(0x7f0000a96000)=0x3, 0x4)
2017/12/22 18:18:20 executing program 4:
mmap(&(0x7f0000000000/0xfea000)=nil, 0xfea000, 0x3, 0x32, 0xffffffffffffffff, 0x0)
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003e0000)='/dev/ptmx\x00', 0x0, 0x0)
mmap(&(0x7f0000fea000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0)
ioctl$TIOCLINUX5(r0, 0x541c, &(0x7f0000fea000)={0x5, 0x0, 0x5, 0x10001, 0x4})
ioctl$TCSETAW(r0, 0x5402, &(0x7f0000fd6000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x0})
ioctl$TCSETS(r0, 0x40045431, &(0x7f00003ba000-0x24)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
r1 = syz_open_pts(r0, 0x2)
readv(r1, &(0x7f0000e78000-0x10)=[{&(0x7f0000314000-0xd7)=""/1, 0x1}], 0x1)
ioctl$TCXONC(r0, 0x540a, 0x3)
ioctl$TCSETA(r0, 0x5402, &(0x7f0000fd8000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0})
readv(r1, &(0x7f0000b07000)=[{&(0x7f0000fde000)=""/3840, 0xf00}, {&(0x7f0000fe0000-0xa9)=""/169, 0xa9}, {&(0x7f000026f000)=""/136, 0x88}], 0x3)
[ 2634.253261]   task                        PC stack   pid father
[ 2634.259317] init            S16000     1      0 0x00000000
[ 2634.265044] Call Trace:
[ 2634.267604]  __schedule+0x8eb/0x2060
[ 2634.271296]  ? __sched_text_start+0x8/0x8
[ 2634.275411]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2634.280222]  ? lock_downgrade+0x980/0x980
[ 2634.284350]  ? enqueue_hrtimer+0x171/0x4a0
[ 2634.288560]  ? __remove_hrtimer+0x190/0x190
[ 2634.292856]  ? do_raw_spin_trylock+0x190/0x190
[ 2634.297410]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2634.302486]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2634.307473]  ? trace_hardirqs_on+0xd/0x10
[ 2634.311597]  schedule+0xf5/0x430
[ 2634.314935]  ? __schedule+0x2060/0x2060
[ 2634.318884]  ? add_wait_queue+0x1a9/0x290
[ 2634.322999]  ? lock_downgrade+0x980/0x980
[ 2634.327125]  ? memset+0x31/0x40
[ 2634.330374]  ? __hrtimer_init+0x4e/0x140
[ 2634.334408]  schedule_hrtimeout_range_clock+0x206/0x460
[ 2634.339740]  ? hrtimer_nanosleep_restart+0x190/0x190
[ 2634.344816]  ? enqueue_hrtimer+0x4a0/0x4a0
[ 2634.349026]  ? add_wait_queue+0x1a9/0x290
[ 2634.353153]  schedule_hrtimeout_range+0x2a/0x40
[ 2634.357794]  poll_schedule_timeout+0x10f/0x1f0
[ 2634.362349]  ? poll_freewait+0x250/0x250
[ 2634.366378]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2634.372234]  ? poll_initwait+0x180/0x180
[ 2634.376269]  do_select+0x11dd/0x1700
[ 2634.379987]  ? select_estimate_accuracy+0x450/0x450
[ 2634.384975]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2634.390138]  ? depot_save_stack+0x12c/0x490
[ 2634.394448]  ? set_fd_set.part.0+0x70/0x70
[ 2634.398661]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2634.403818]  ? check_noncircular+0x20/0x20
[ 2634.408030]  ? find_held_lock+0x35/0x1d0
[ 2634.412070]  ? __might_fault+0x110/0x1d0
[ 2634.416101]  ? lock_downgrade+0x980/0x980
[ 2634.420221]  ? lock_release+0xa40/0xa40
[ 2634.424166]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2634.430025]  ? __check_object_size+0x25d/0x4f0
[ 2634.434585]  ? __might_sleep+0x95/0x190
[ 2634.438538]  ? kasan_check_write+0x14/0x20
[ 2634.442748]  core_sys_select+0x480/0x960
[ 2634.446776]  ? core_sys_select+0x480/0x960
[ 2634.450987]  ? poll_select_set_timeout+0x210/0x210
[ 2634.455893]  ? kvm_clock_get_cycles+0x25/0x30
[ 2634.460366]  ? timespec64_add_safe+0x1bb/0x2c0
[ 2634.464939]  ? poll_select_set_timeout+0x12f/0x210
[ 2634.469839]  ? do_restart_poll+0x2a0/0x2a0
[ 2634.474048]  ? kasan_check_write+0x14/0x20
[ 2634.478259]  SyS_select+0x194/0x230
[ 2634.481858]  ? core_sys_select+0x960/0x960
[ 2634.486074]  ? entry_SYSCALL_64_fastpath+0x5/0x96
[ 2634.490902]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2634.495896]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2634.500626]  entry_SYSCALL_64_fastpath+0x1f/0x96
[ 2634.505349] RIP: 0033:0x7fe752d3edd3
[ 2634.509028] RSP: 002b:00007ffeb4d8bcc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000017
[ 2634.516703] RAX: ffffffffffffffda RBX: 00007ffeb4d8be70 RCX: 00007fe752d3edd3
[ 2634.523939] RDX: 0000000000000000 RSI: 00007ffeb4d8c020 RDI: 000000000000000b
[ 2634.531177] RBP: 00007ffeb4d8c020 R08: 00007ffeb4d8c0a0 R09: 0000000000000001
[ 2634.538415] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
[ 2634.545655] R13: 00007ffeb4d8c400 R14: 0000000000000000 R15: 0000000000000000
[ 2634.552914] kthreadd        S21792     2      0 0x80000000
[ 2634.558513] Call Trace:
[ 2634.561086]  __schedule+0x8eb/0x2060
[ 2634.564770]  ? put_pid+0x183/0x1f0
[ 2634.568290]  ? __sched_text_start+0x8/0x8
[ 2634.572407]  ? check_noncircular+0x20/0x20
[ 2634.576614]  ? _do_fork+0x2e4/0xfe0
[ 2634.580214]  ? fork_idle+0x2d0/0x2d0
[ 2634.583905]  ? retint_kernel+0x10/0x10
[ 2634.587779]  schedule+0xf5/0x430
[ 2634.591117]  ? lock_downgrade+0x980/0x980
[ 2634.595233]  ? __schedule+0x2060/0x2060
[ 2634.599176]  ? lock_release+0xa40/0xa40
[ 2634.603121]  ? retint_kernel+0x10/0x10
[ 2634.606977]  ? do_raw_spin_trylock+0x190/0x190
[ 2634.611547]  kthreadd+0x6d3/0x830
[ 2634.614979]  ? kthread_create_on_cpu+0x250/0x250
[ 2634.619709]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2634.624179]  ? trace_hardirqs_on+0xd/0x10
[ 2634.628295]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2634.632759]  ? finish_task_switch+0x1d3/0x740
[ 2634.637221]  ? finish_task_switch+0x1aa/0x740
[ 2634.641696]  ? copy_overflow+0x20/0x20
[ 2634.645562]  ? kthread_create_on_cpu+0x250/0x250
[ 2634.650299]  ? kthread_create_on_cpu+0x250/0x250
[ 2634.655032]  ret_from_fork+0x24/0x30
[ 2634.658741] kworker/0:0H    I21480     4      2 0x80000000
[ 2634.664350] Call Trace:
[ 2634.666911]  __schedule+0x8eb/0x2060
[ 2634.670591]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2634.675670]  ? __sched_text_start+0x8/0x8
[ 2634.679786]  ? check_noncircular+0x20/0x20
[ 2634.683993]  ? __wake_up_common_lock+0x1c2/0x310
[ 2634.688719]  ? lock_downgrade+0x980/0x980
[ 2634.692843]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2634.697154]  schedule+0xf5/0x430
[ 2634.700488]  ? lock_downgrade+0x980/0x980
[ 2634.704603]  ? __schedule+0x2060/0x2060
[ 2634.708551]  ? try_to_del_timer_sync+0xe0/0x130
[ 2634.713191]  ? do_raw_spin_trylock+0x190/0x190
[ 2634.717743]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2634.722208]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2634.727201]  worker_thread+0x492/0x1990
[ 2634.731168]  ? process_one_work+0x1b10/0x1b10
[ 2634.735635]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2634.740102]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2634.745093]  ? trace_hardirqs_on+0xd/0x10
[ 2634.749210]  ? finish_task_switch+0x1d3/0x740
[ 2634.753670]  ? finish_task_switch+0x1aa/0x740
[ 2634.758137]  ? copy_overflow+0x20/0x20
[ 2634.762007]  ? __schedule+0x8f3/0x2060
[ 2634.765891]  ? find_held_lock+0x35/0x1d0
[ 2634.769929]  ? find_held_lock+0x35/0x1d0
[ 2634.773967]  ? complete+0x62/0x80
[ 2634.777399]  ? __schedule+0x2060/0x2060
[ 2634.781339]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2634.786149]  ? __lockdep_init_map+0xe4/0x650
[ 2634.790528]  ? do_raw_spin_trylock+0x190/0x190
[ 2634.795080]  ? lockdep_init_map+0x9/0x10
[ 2634.799108]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2634.804182]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2634.809168]  ? trace_hardirqs_on+0xd/0x10
[ 2634.813283]  ? __kthread_parkme+0x175/0x240
[ 2634.817575]  kthread+0x33c/0x400
[ 2634.820908]  ? process_one_work+0x1b10/0x1b10
[ 2634.825368]  ? kthread_stop+0x7a0/0x7a0
[ 2634.829313]  ret_from_fork+0x24/0x30
[ 2634.833020] mm_percpu_wq    I26400     6      2 0x80000000
[ 2634.838626] Call Trace:
[ 2634.841187]  __schedule+0x8eb/0x2060
[ 2634.844878]  ? __sched_text_start+0x8/0x8
[ 2634.848996]  ? check_noncircular+0x20/0x20
[ 2634.853207]  ? find_held_lock+0x35/0x1d0
[ 2634.857245]  ? set_user_nice+0x4fb/0x890
[ 2634.861286]  ? lock_downgrade+0x980/0x980
[ 2634.865423]  schedule+0xf5/0x430
[ 2634.868760]  ? lock_downgrade+0x980/0x980
[ 2634.872876]  ? __schedule+0x2060/0x2060
[ 2634.876822]  ? lock_release+0xa40/0xa40
[ 2634.880763]  ? set_user_nice+0x4fb/0x890
[ 2634.885055]  ? do_raw_spin_trylock+0x190/0x190
[ 2634.889605]  ? resched_curr+0x1a0/0x1a0
[ 2634.893548]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2634.898022]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2634.903018]  rescuer_thread+0xf4b/0x1460
[ 2634.907064]  ? lock_downgrade+0x980/0x980
[ 2634.911183]  ? load_balance+0x34c0/0x34c0
[ 2634.915308]  ? do_raw_spin_trylock+0x190/0x190
[ 2634.919862]  ? worker_thread+0x1990/0x1990
[ 2634.924065]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2634.929053]  ? trace_hardirqs_on+0xd/0x10
[ 2634.933169]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2634.937631]  ? finish_task_switch+0x1d3/0x740
[ 2634.942094]  ? finish_task_switch+0x1aa/0x740
[ 2634.946562]  ? copy_overflow+0x20/0x20
[ 2634.950433]  ? __schedule+0x8f3/0x2060
[ 2634.954298]  ? __sched_text_start+0x8/0x8
[ 2634.958427]  ? find_held_lock+0x35/0x1d0
[ 2634.962464]  ? find_held_lock+0x35/0x1d0
[ 2634.966507]  ? complete+0x62/0x80
[ 2634.969939]  ? __schedule+0x2060/0x2060
[ 2634.973881]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2634.978170]  ? __lockdep_init_map+0xe4/0x650
[ 2634.982551]  ? do_raw_spin_trylock+0x190/0x190
[ 2634.987103]  ? lockdep_init_map+0x9/0x10
[ 2634.991135]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2634.996207]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2635.001192]  ? trace_hardirqs_on+0xd/0x10
[ 2635.005308]  ? __kthread_parkme+0x175/0x240
[ 2635.009603]  kthread+0x33c/0x400
[ 2635.012938]  ? worker_thread+0x1990/0x1990
[ 2635.017139]  ? kthread_stop+0x7a0/0x7a0
[ 2635.021085]  ret_from_fork+0x24/0x30
[ 2635.024785] ksoftirqd/0     S16848     7      2 0x80000000
[ 2635.030384] Call Trace:
[ 2635.032943]  __schedule+0x8eb/0x2060
[ 2635.036638]  ? __sched_text_start+0x8/0x8
[ 2635.040755]  ? rcu_pm_notify+0xc0/0xc0
[ 2635.044624]  ? __local_bh_enable+0x10b/0x130
[ 2635.049006]  ? __do_softirq+0x7a0/0xb85
[ 2635.052962]  ? __irqentry_text_end+0x4/0x4
[ 2635.057175]  schedule+0xf5/0x430
[ 2635.060510]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2635.065499]  ? __schedule+0x2060/0x2060
[ 2635.069454]  ? rcu_note_context_switch+0x710/0x710
[ 2635.074353]  ? run_ksoftirqd+0x55/0x100
[ 2635.078299]  ? takeover_tasklets+0xa40/0xa40
[ 2635.082683]  smpboot_thread_fn+0x66b/0x7c0
[ 2635.086890]  ? sort_range+0x30/0x30
[ 2635.090489]  ? __kthread_parkme+0xcf/0x240
[ 2635.094691]  ? __kthread_parkme+0x175/0x240
[ 2635.098985]  kthread+0x33c/0x400
[ 2635.102320]  ? sort_range+0x30/0x30
[ 2635.105914]  ? kthread_stop+0x7a0/0x7a0
[ 2635.109859]  ret_from_fork+0x24/0x30
[ 2635.113558] rcu_sched       I23456     8      2 0x80000000
[ 2635.119157] Call Trace:
[ 2635.121716]  __schedule+0x8eb/0x2060
[ 2635.125407]  ? __sched_text_start+0x8/0x8
[ 2635.129523]  ? __mod_timer+0x317/0x16e0
[ 2635.133481]  ? trace_event_raw_event_timer_start+0x360/0x360
[ 2635.139246]  ? __debug_object_init+0x235/0x1040
[ 2635.143882]  ? find_held_lock+0x35/0x1d0
[ 2635.147920]  ? debug_object_fixup+0x30/0x30
[ 2635.152210]  ? lock_downgrade+0x980/0x980
[ 2635.156330]  ? lock_release+0xa40/0xa40
[ 2635.160280]  schedule+0xf5/0x430
[ 2635.163613]  ? do_raw_spin_trylock+0x190/0x190
[ 2635.168166]  ? __schedule+0x2060/0x2060
[ 2635.172113]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2635.177108]  ? trace_hardirqs_on+0xd/0x10
[ 2635.181230]  ? prepare_to_swait+0x18f/0x4f0
[ 2635.185518]  ? __lockdep_init_map+0xe4/0x650
[ 2635.189901]  ? lockdep_init_map+0x9/0x10
[ 2635.193931]  ? init_timer_on_stack_key+0xb7/0xe0
[ 2635.198660]  schedule_timeout+0x118/0x230
[ 2635.202779]  ? usleep_range+0x190/0x190
[ 2635.206722]  ? __next_timer_interrupt+0x150/0x150
[ 2635.211549]  rcu_gp_kthread+0x9e5/0x1930
[ 2635.215576]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2635.220755]  ? force_qs_rnp+0x3a0/0x3a0
[ 2635.224696]  ? perf_trace_lock+0x4f1/0x900
[ 2635.228905]  ? switched_to_fair+0xb0/0xb0
[ 2635.233027]  ? check_noncircular+0x20/0x20
[ 2635.237229]  ? check_noncircular+0x20/0x20
[ 2635.241430]  ? check_noncircular+0x20/0x20
[ 2635.245637]  ? pick_next_entity+0x197/0x400
[ 2635.249933]  ? perf_trace_lock+0x4f2/0x900
[ 2635.254144]  ? finish_task_switch+0x1d3/0x740
[ 2635.258610]  ? lock_downgrade+0x22/0x980
[ 2635.262638]  ? load_balance+0x34c0/0x34c0
[ 2635.266754]  ? check_noncircular+0x20/0x20
[ 2635.270961]  ? lock_release+0xa40/0xa40
[ 2635.274903]  ? compat_start_thread+0x80/0x80
[ 2635.279280]  ? do_raw_spin_trylock+0x190/0x190
[ 2635.283834]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2635.288300]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2635.293288]  ? trace_hardirqs_on+0xd/0x10
[ 2635.297406]  ? finish_task_switch+0x1d3/0x740
[ 2635.301866]  ? finish_task_switch+0x1aa/0x740
[ 2635.306332]  ? copy_overflow+0x20/0x20
[ 2635.310202]  ? __schedule+0x8f3/0x2060
[ 2635.314102]  ? find_held_lock+0x35/0x1d0
[ 2635.318144]  ? find_held_lock+0x35/0x1d0
[ 2635.322183]  ? complete+0x62/0x80
[ 2635.325617]  ? __schedule+0x2060/0x2060
[ 2635.329560]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2635.333848]  ? __lockdep_init_map+0xe4/0x650
[ 2635.338226]  ? do_raw_spin_trylock+0x190/0x190
[ 2635.342784]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2635.347768]  ? trace_hardirqs_on+0xd/0x10
[ 2635.351883]  ? __kthread_parkme+0x175/0x240
[ 2635.356176]  kthread+0x33c/0x400
[ 2635.359509]  ? force_qs_rnp+0x3a0/0x3a0
[ 2635.363453]  ? kthread_stop+0x7a0/0x7a0
[ 2635.367402]  ret_from_fork+0x24/0x30
[ 2635.371102] rcu_bh          I25376     9      2 0x80000000
[ 2635.376701] Call Trace:
[ 2635.379258]  __schedule+0x8eb/0x2060
[ 2635.382940]  ? find_held_lock+0x35/0x1d0
[ 2635.386981]  ? __sched_text_start+0x8/0x8
[ 2635.391098]  ? prepare_to_swait+0x18f/0x4f0
[ 2635.395388]  ? lock_downgrade+0x980/0x980
[ 2635.399509]  ? lock_release+0xa40/0xa40
[ 2635.403453]  ? finish_swait+0x268/0x490
[ 2635.407403]  ? lock_downgrade+0x980/0x980
[ 2635.411521]  ? do_raw_spin_trylock+0x190/0x190
[ 2635.416081]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2635.421074]  ? prepare_to_swait+0x18f/0x4f0
[ 2635.425368]  schedule+0xf5/0x430
[ 2635.428703]  ? lock_downgrade+0x980/0x980
[ 2635.432819]  ? __schedule+0x2060/0x2060
[ 2635.436773]  ? do_raw_spin_trylock+0x190/0x190
[ 2635.441324]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2635.445800]  rcu_gp_kthread+0x123a/0x1930
[ 2635.449916]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2635.455096]  ? force_qs_rnp+0x3a0/0x3a0
[ 2635.459037]  ? perf_trace_lock+0x4f2/0x900
[ 2635.463254]  ? switched_to_fair+0xb0/0xb0
[ 2635.467371]  ? check_noncircular+0x20/0x20
[ 2635.472185]  ? check_noncircular+0x20/0x20
[ 2635.476389]  ? check_noncircular+0x20/0x20
[ 2635.480599]  ? pick_next_entity+0x197/0x400
[ 2635.484895]  ? perf_trace_lock+0x4f2/0x900
[ 2635.489109]  ? finish_task_switch+0x1d3/0x740
[ 2635.493573]  ? lock_downgrade+0x22/0x980
[ 2635.497602]  ? load_balance+0x34c0/0x34c0
[ 2635.501715]  ? check_noncircular+0x20/0x20
[ 2635.505920]  ? lock_release+0xa40/0xa40
[ 2635.509862]  ? compat_start_thread+0x80/0x80
[ 2635.514242]  ? do_raw_spin_trylock+0x190/0x190
[ 2635.518795]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2635.523263]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2635.528248]  ? trace_hardirqs_on+0xd/0x10
[ 2635.532365]  ? finish_task_switch+0x1d3/0x740
[ 2635.536825]  ? finish_task_switch+0x1aa/0x740
[ 2635.541293]  ? copy_overflow+0x20/0x20
[ 2635.545163]  ? __schedule+0x8f3/0x2060
[ 2635.549046]  ? find_held_lock+0x35/0x1d0
[ 2635.553085]  ? find_held_lock+0x35/0x1d0
[ 2635.557125]  ? complete+0x62/0x80
[ 2635.560556]  ? __schedule+0x2060/0x2060
[ 2635.564498]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2635.568785]  ? __lockdep_init_map+0xe4/0x650
[ 2635.573163]  ? do_raw_spin_trylock+0x190/0x190
[ 2635.577719]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2635.582704]  ? trace_hardirqs_on+0xd/0x10
[ 2635.586823]  ? __kthread_parkme+0x175/0x240
[ 2635.591116]  kthread+0x33c/0x400
[ 2635.594456]  ? force_qs_rnp+0x3a0/0x3a0
[ 2635.598397]  ? kthread_stop+0x7a0/0x7a0
[ 2635.602345]  ret_from_fork+0x24/0x30
[ 2635.606047] migration/0     S25368    10      2 0x80000000
[ 2635.611648] Call Trace:
[ 2635.614207]  __schedule+0x8eb/0x2060
[ 2635.617901]  ? __sched_text_start+0x8/0x8
[ 2635.622024]  ? cpu_stopper_thread+0x3b0/0x4d0
[ 2635.626492]  ? find_held_lock+0x35/0x1d0
[ 2635.630533]  ? cpu_stop_should_run+0x108/0x1a0
[ 2635.635086]  ? lock_downgrade+0x980/0x980
[ 2635.639206]  ? lock_release+0xa40/0xa40
[ 2635.643149]  ? trace_hardirqs_on+0xd/0x10
[ 2635.647266]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2635.651734]  schedule+0xf5/0x430
[ 2635.655071]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2635.660143]  ? __schedule+0x2060/0x2060
[ 2635.664083]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2635.669068]  ? trace_hardirqs_on+0xd/0x10
[ 2635.673190]  ? cpu_stop_should_run+0x108/0x1a0
[ 2635.677743]  ? reboot_pid_ns+0x160/0x160
[ 2635.681776]  ? smpboot_thread_fn+0x24e/0x7c0
[ 2635.686160]  smpboot_thread_fn+0x66b/0x7c0
[ 2635.690367]  ? sort_range+0x30/0x30
[ 2635.693965]  ? __kthread_parkme+0xcf/0x240
[ 2635.698168]  ? __kthread_parkme+0x175/0x240
[ 2635.702463]  kthread+0x33c/0x400
[ 2635.705796]  ? sort_range+0x30/0x30
[ 2635.709387]  ? kthread_stop+0x7a0/0x7a0
[ 2635.713331]  ret_from_fork+0x24/0x30
[ 2635.717037] watchdog/0      S27536    11      2 0x80000000
[ 2635.722635] Call Trace:
[ 2635.725193]  __schedule+0x8eb/0x2060
[ 2635.728886]  ? __sched_text_start+0x8/0x8
[ 2635.733004]  ? do_raw_spin_trylock+0x190/0x190
[ 2635.737559]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2635.742633]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2635.747616]  ? trace_hardirqs_on+0xd/0x10
[ 2635.751736]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2635.756561]  ? _sched_setscheduler+0x216/0x360
[ 2635.761118]  schedule+0xf5/0x430
[ 2635.764459]  ? __schedule+0x2060/0x2060
[ 2635.768402]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2635.773474]  ? __kthread_parkme+0xcf/0x240
[ 2635.777680]  ? __lockup_detector_cleanup+0x80/0x80
[ 2635.782582]  ? kvm_sched_clock_read+0x25/0x40
[ 2635.787045]  ? sched_clock+0x31/0x40
[ 2635.790728]  ? sched_clock_cpu+0x1b/0x170
[ 2635.794849]  ? __kthread_parkme+0x175/0x240
[ 2635.799138]  ? __lockup_detector_cleanup+0x80/0x80
[ 2635.804042]  smpboot_thread_fn+0x66b/0x7c0
[ 2635.808248]  ? sort_range+0x30/0x30
[ 2635.811847]  ? __kthread_parkme+0xcf/0x240
[ 2635.816049]  ? __kthread_parkme+0x175/0x240
[ 2635.820342]  kthread+0x33c/0x400
[ 2635.823679]  ? sort_range+0x30/0x30
[ 2635.827270]  ? kthread_stop+0x7a0/0x7a0
[ 2635.831216]  ret_from_fork+0x24/0x30
[ 2635.834914] cpuhp/0         S24352    12      2 0x80000000
[ 2635.840515] Call Trace:
[ 2635.843076]  __schedule+0x8eb/0x2060
[ 2635.846767]  ? __sched_text_start+0x8/0x8
[ 2635.850883]  ? __schedule+0x8f3/0x2060
[ 2635.854751]  ? find_held_lock+0x35/0x1d0
[ 2635.858789]  ? complete+0x62/0x80
[ 2635.862226]  schedule+0xf5/0x430
[ 2635.865562]  ? do_raw_spin_trylock+0x190/0x190
[ 2635.870113]  ? __schedule+0x2060/0x2060
[ 2635.874057]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2635.879133]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2635.884117]  ? trace_hardirqs_on+0xd/0x10
[ 2635.888237]  ? complete+0x62/0x80
[ 2635.891669]  ? cpuhp_thread_fun+0x344/0x7e0
[ 2635.895965]  smpboot_thread_fn+0x66b/0x7c0
[ 2635.900171]  ? sort_range+0x30/0x30
[ 2635.903768]  ? __kthread_parkme+0xcf/0x240
[ 2635.907973]  ? __kthread_parkme+0x175/0x240
[ 2635.912268]  kthread+0x33c/0x400
[ 2635.915604]  ? sort_range+0x30/0x30
[ 2635.919196]  ? kthread_stop+0x7a0/0x7a0
[ 2635.923142]  ret_from_fork+0x24/0x30
[ 2635.926840] cpuhp/1         S24752    13      2 0x80000000
[ 2635.932436] Call Trace:
[ 2635.934993]  __schedule+0x8eb/0x2060
[ 2635.938685]  ? __sched_text_start+0x8/0x8
[ 2635.942801]  ? __schedule+0x8f3/0x2060
[ 2635.946672]  ? find_held_lock+0x35/0x1d0
[ 2635.950713]  ? complete+0x62/0x80
[ 2635.954150]  schedule+0xf5/0x430
[ 2635.957488]  ? do_raw_spin_trylock+0x190/0x190
[ 2635.962042]  ? __schedule+0x2060/0x2060
[ 2635.965985]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2635.971061]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2635.976051]  ? trace_hardirqs_on+0xd/0x10
[ 2635.980177]  ? complete+0x62/0x80
[ 2635.983601]  ? cpuhp_thread_fun+0x344/0x7e0
[ 2635.987899]  smpboot_thread_fn+0x66b/0x7c0
[ 2635.992109]  ? sort_range+0x30/0x30
[ 2635.995708]  ? __kthread_parkme+0xcf/0x240
[ 2635.999913]  ? __kthread_parkme+0x175/0x240
[ 2636.004208]  kthread+0x33c/0x400
[ 2636.007542]  ? sort_range+0x30/0x30
[ 2636.011136]  ? kthread_stop+0x7a0/0x7a0
[ 2636.015083]  ret_from_fork+0x24/0x30
[ 2636.018781] watchdog/1      S27536    14      2 0x80000000
[ 2636.024380] Call Trace:
[ 2636.026945]  __schedule+0x8eb/0x2060
[ 2636.030637]  ? __sched_text_start+0x8/0x8
[ 2636.034755]  ? do_raw_spin_trylock+0x190/0x190
[ 2636.039307]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2636.044381]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2636.049365]  ? trace_hardirqs_on+0xd/0x10
[ 2636.053486]  ? hrtimer_start_range_ns+0x687/0xec0
[ 2636.058310]  ? _sched_setscheduler+0x216/0x360
[ 2636.062868]  schedule+0xf5/0x430
[ 2636.066209]  ? __schedule+0x2060/0x2060
[ 2636.070151]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2636.075223]  ? __kthread_parkme+0xcf/0x240
[ 2636.079431]  ? __lockup_detector_cleanup+0x80/0x80
[ 2636.084332]  ? kvm_sched_clock_read+0x25/0x40
[ 2636.088796]  ? sched_clock+0x31/0x40
[ 2636.092478]  ? sched_clock_cpu+0x1b/0x170
[ 2636.096593]  ? __kthread_parkme+0x175/0x240
[ 2636.100884]  ? __lockup_detector_cleanup+0x80/0x80
[ 2636.105788]  smpboot_thread_fn+0x66b/0x7c0
[ 2636.109998]  ? sort_range+0x30/0x30
[ 2636.113599]  ? __kthread_parkme+0xcf/0x240
[ 2636.117800]  ? __kthread_parkme+0x175/0x240
[ 2636.122093]  kthread+0x33c/0x400
[ 2636.125425]  ? sort_range+0x30/0x30
[ 2636.129021]  ? kthread_stop+0x7a0/0x7a0
[ 2636.132967]  ret_from_fork+0x24/0x30
[ 2636.136666] migration/1     S25368    15      2 0x80000000
[ 2636.142265] Call Trace:
[ 2636.144824]  __schedule+0x8eb/0x2060
[ 2636.148514]  ? __sched_text_start+0x8/0x8
[ 2636.152632]  ? cpu_stopper_thread+0x3b0/0x4d0
[ 2636.157099]  ? find_held_lock+0x35/0x1d0
[ 2636.161138]  ? cpu_stop_should_run+0x108/0x1a0
[ 2636.165688]  ? lock_downgrade+0x980/0x980
[ 2636.169807]  ? lock_release+0xa40/0xa40
[ 2636.173747]  ? trace_hardirqs_on+0xd/0x10
[ 2636.177862]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2636.182330]  schedule+0xf5/0x430
[ 2636.185664]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2636.190736]  ? __schedule+0x2060/0x2060
[ 2636.194677]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2636.199661]  ? trace_hardirqs_on+0xd/0x10
[ 2636.203779]  ? cpu_stop_should_run+0x108/0x1a0
[ 2636.208332]  ? reboot_pid_ns+0x160/0x160
[ 2636.212358]  ? schedule+0xf5/0x430
[ 2636.215870]  ? do_raw_spin_trylock+0x190/0x190
[ 2636.220426]  smpboot_thread_fn+0x66b/0x7c0
[ 2636.224632]  ? sort_range+0x30/0x30
[ 2636.228232]  ? __kthread_parkme+0xcf/0x240
[ 2636.232434]  ? __kthread_parkme+0x175/0x240
[ 2636.236728]  kthread+0x33c/0x400
[ 2636.240061]  ? sort_range+0x30/0x30
[ 2636.243657]  ? kthread_stop+0x7a0/0x7a0
[ 2636.247605]  ret_from_fork+0x24/0x30
[ 2636.251305] ksoftirqd/1     S14560    16      2 0x80000000
[ 2636.256902] Call Trace:
[ 2636.259460]  __schedule+0x8eb/0x2060
[ 2636.263151]  ? __sched_text_start+0x8/0x8
[ 2636.267266]  ? rcu_pm_notify+0xc0/0xc0
[ 2636.271135]  ? __local_bh_enable+0x10b/0x130
[ 2636.275514]  ? __do_softirq+0x7a0/0xb85
[ 2636.279467]  ? __irqentry_text_end+0x4/0x4
[ 2636.283673]  ? retint_kernel+0x10/0x10
[ 2636.287533]  schedule+0xf5/0x430
[ 2636.290866]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2636.295592]  ? __schedule+0x2060/0x2060
[ 2636.299548]  ? rcu_note_context_switch+0x710/0x710
[ 2636.304448]  ? run_ksoftirqd+0x55/0x100
[ 2636.308396]  ? takeover_tasklets+0xa40/0xa40
[ 2636.312776]  smpboot_thread_fn+0x66b/0x7c0
[ 2636.316983]  ? sort_range+0x30/0x30
[ 2636.320579]  ? __kthread_parkme+0xcf/0x240
[ 2636.324781]  ? __kthread_parkme+0x175/0x240
[ 2636.329077]  kthread+0x33c/0x400
[ 2636.332409]  ? sort_range+0x30/0x30
[ 2636.336001]  ? kthread_stop+0x7a0/0x7a0
[ 2636.339950]  ret_from_fork+0x24/0x30
[ 2636.343649] kworker/1:0H    I21480    18      2 0x80000000
[ 2636.349256] Call Trace:
[ 2636.351813]  __schedule+0x8eb/0x2060
[ 2636.355495]  ? _raw_spin_unlock_irqrestore+0xa6/0xba
[ 2636.360572]  ? __sched_text_start+0x8/0x8
[ 2636.364692]  ? check_noncircular+0x20/0x20
[ 2636.368901]  ? __wake_up_common_lock+0x1c2/0x310
[ 2636.373624]  ? lock_downgrade+0x980/0x980
[ 2636.377748]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2636.382056]  schedule+0xf5/0x430
[ 2636.385396]  ? lock_downgrade+0x980/0x980
[ 2636.389513]  ? __schedule+0x2060/0x2060
[ 2636.393459]  ? try_to_del_timer_sync+0xe0/0x130
[ 2636.398101]  ? do_raw_spin_trylock+0x190/0x190
[ 2636.402652]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2636.407117]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2636.412111]  worker_thread+0x492/0x1990
[ 2636.416080]  ? process_one_work+0x1b10/0x1b10
[ 2636.420547]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2636.425019]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2636.430007]  ? trace_hardirqs_on+0xd/0x10
[ 2636.434129]  ? finish_task_switch+0x1d3/0x740
[ 2636.438589]  ? finish_task_switch+0x1aa/0x740
[ 2636.443061]  ? copy_overflow+0x20/0x20
[ 2636.446932]  ? __schedule+0x8f3/0x2060
[ 2636.450812]  ? find_held_lock+0x35/0x1d0
[ 2636.454853]  ? find_held_lock+0x35/0x1d0
[ 2636.458892]  ? complete+0x62/0x80
[ 2636.462323]  ? __schedule+0x2060/0x2060
[ 2636.466265]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2636.470553]  ? __lockdep_init_map+0xe4/0x650
[ 2636.474930]  ? do_raw_spin_trylock+0x190/0x190
[ 2636.479480]  ? lockdep_init_map+0x9/0x10
[ 2636.483507]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2636.488582]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2636.493568]  ? trace_hardirqs_on+0xd/0x10
[ 2636.497687]  ? __kthread_parkme+0x175/0x240
[ 2636.501981]  kthread+0x33c/0x400
[ 2636.505315]  ? process_one_work+0x1b10/0x1b10
[ 2636.509776]  ? kthread_stop+0x7a0/0x7a0
[ 2636.513723]  ret_from_fork+0x24/0x30
[ 2636.517421] kdevtmpfs       S24832    19      2 0x80000000
[ 2636.523019] Call Trace:
[ 2636.525577]  __schedule+0x8eb/0x2060
[ 2636.529273]  ? __sched_text_start+0x8/0x8
[ 2636.533390]  ? check_noncircular+0x20/0x20
[ 2636.537596]  ? handle_remove+0x327/0xb60
[ 2636.541634]  ? dev_mount+0x40/0x40
[ 2636.545175]  schedule+0xf5/0x430
[ 2636.548510]  ? lock_downgrade+0x980/0x980
[ 2636.552628]  ? __schedule+0x2060/0x2060
[ 2636.556574]  ? lock_release+0xa40/0xa40
[ 2636.560519]  ? do_raw_spin_trylock+0x190/0x190
[ 2636.565073]  ? do_raw_spin_trylock+0x190/0x190
[ 2636.569624]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2636.574608]  ? trace_hardirqs_on+0xd/0x10
[ 2636.578732]  devtmpfsd+0x41a/0x4c0
[ 2636.582241]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2636.587315]  ? handle_create+0x760/0x760
[ 2636.591344]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2636.596329]  ? trace_hardirqs_on+0xd/0x10
[ 2636.600449]  ? __kthread_parkme+0x175/0x240
[ 2636.604743]  kthread+0x33c/0x400
[ 2636.608078]  ? handle_create+0x760/0x760
[ 2636.612105]  ? kthread_stop+0x7a0/0x7a0
[ 2636.616051]  ret_from_fork+0x24/0x30
[ 2636.619750] netns           I27688    20      2 0x80000000
[ 2636.625363] Call Trace:
[ 2636.627922]  __schedule+0x8eb/0x2060
[ 2636.631614]  ? __sched_text_start+0x8/0x8
[ 2636.635730]  ? check_noncircular+0x20/0x20
[ 2636.639941]  ? find_held_lock+0x35/0x1d0
[ 2636.643983]  ? set_user_nice+0x4fb/0x890
[ 2636.648018]  ? lock_downgrade+0x980/0x980
[ 2636.652158]  schedule+0xf5/0x430
[ 2636.655494]  ? lock_downgrade+0x980/0x980
[ 2636.659611]  ? __schedule+0x2060/0x2060
[ 2636.663556]  ? lock_release+0xa40/0xa40
[ 2636.667499]  ? set_user_nice+0x4fb/0x890
[ 2636.671532]  ? do_raw_spin_trylock+0x190/0x190
[ 2636.676084]  ? resched_curr+0x1a0/0x1a0
[ 2636.680028]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2636.684495]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2636.689486]  rescuer_thread+0xf4b/0x1460
[ 2636.693529]  ? lock_downgrade+0x980/0x980
[ 2636.697661]  ? do_raw_spin_trylock+0x190/0x190
[ 2636.702213]  ? worker_thread+0x1990/0x1990
[ 2636.706419]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2636.711406]  ? trace_hardirqs_on+0xd/0x10
[ 2636.715520]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2636.719982]  ? finish_task_switch+0x1d3/0x740
[ 2636.724441]  ? finish_task_switch+0x1aa/0x740
[ 2636.728908]  ? copy_overflow+0x20/0x20
[ 2636.732775]  ? __schedule+0x8f3/0x2060
[ 2636.736639]  ? __sched_text_start+0x8/0x8
[ 2636.740769]  ? find_held_lock+0x35/0x1d0
[ 2636.744807]  ? find_held_lock+0x35/0x1d0
[ 2636.748848]  ? complete+0x62/0x80
[ 2636.752283]  ? __schedule+0x2060/0x2060
[ 2636.756226]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2636.760514]  ? __lockdep_init_map+0xe4/0x650
[ 2636.764892]  ? do_raw_spin_trylock+0x190/0x190
[ 2636.769441]  ? lockdep_init_map+0x9/0x10
[ 2636.773476]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2636.778550]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2636.783534]  ? trace_hardirqs_on+0xd/0x10
[ 2636.787649]  ? __kthread_parkme+0x175/0x240
[ 2636.791945]  kthread+0x33c/0x400
[ 2636.795278]  ? worker_thread+0x1990/0x1990
[ 2636.799478]  ? kthread_stop+0x7a0/0x7a0
[ 2636.803425]  ret_from_fork+0x24/0x30
[ 2636.807126] kauditd         S25128    26      2 0x80000000
[ 2636.812725] Call Trace:
[ 2636.815284]  __schedule+0x8eb/0x2060
[ 2636.818975]  ? __sched_text_start+0x8/0x8
[ 2636.823091]  ? do_raw_spin_trylock+0x190/0x190
[ 2636.827643]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2636.832718]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2636.837708]  ? trace_hardirqs_on+0xd/0x10
[ 2636.841828]  ? prepare_to_wait_event+0x1dc/0xba0
[ 2636.846557]  ? prepare_to_wait_exclusive+0x530/0x530
[ 2636.851629]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2636.856702]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2636.861695]  schedule+0xf5/0x430
[ 2636.865036]  ? __schedule+0x2060/0x2060
[ 2636.868986]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2636.874837]  ? trace_hardirqs_on+0xd/0x10
[ 2636.878956]  ? dl_cpu_busy+0x370/0x370
[ 2636.882818]  ? __might_sleep+0x95/0x190
[ 2636.886770]  kauditd_thread+0x4f1/0x970
[ 2636.890721]  ? auditd_reset+0x1e0/0x1e0
[ 2636.894665]  ? schedule+0xf5/0x430
[ 2636.898179]  ? __schedule+0x2060/0x2060
[ 2636.902121]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2636.906413]  ? __lockdep_init_map+0xe4/0x650
[ 2636.910794]  ? do_raw_spin_trylock+0x190/0x190
[ 2636.915348]  ? lockdep_init_map+0x9/0x10
[ 2636.919378]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2636.924448]  ? prepare_to_wait+0x4d0/0x4d0
[ 2636.928655]  ? trace_hardirqs_on+0xd/0x10
[ 2636.932770]  ? __kthread_parkme+0x175/0x240
[ 2636.937065]  kthread+0x33c/0x400
[ 2636.940398]  ? auditd_reset+0x1e0/0x1e0
[ 2636.944340]  ? kthread_stop+0x7a0/0x7a0
[ 2636.948288]  ret_from_fork+0x24/0x30
[ 2636.951990] khungtaskd      S26480   675      2 0x80000000
[ 2636.957591] Call Trace:
[ 2636.960151]  __schedule+0x8eb/0x2060
[ 2636.963844]  ? __sched_text_start+0x8/0x8
[ 2636.967958]  ? __mod_timer+0x317/0x16e0
[ 2636.971910]  ? trace_event_raw_event_timer_start+0x360/0x360
[ 2636.977683]  ? __debug_object_init+0x235/0x1040
[ 2636.982321]  ? perf_trace_lock+0xd6/0x900
[ 2636.986448]  ? debug_object_fixup+0x30/0x30
[ 2636.990739]  ? trace_event_raw_event_lock+0x340/0x340
[ 2636.995896]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2637.000882]  ? check_noncircular+0x20/0x20
[ 2637.005091]  schedule+0xf5/0x430
[ 2637.008429]  ? __schedule+0x2060/0x2060
[ 2637.012377]  ? debug_object_free+0x2f1/0x5a0
[ 2637.016757]  ? __lockdep_init_map+0xe4/0x650
[ 2637.021136]  ? lockdep_init_map+0x9/0x10
[ 2637.025165]  ? init_timer_on_stack_key+0xb7/0xe0
[ 2637.029901]  schedule_timeout+0x118/0x230
[ 2637.034022]  ? usleep_range+0x190/0x190
[ 2637.037970]  ? __next_timer_interrupt+0x150/0x150
[ 2637.042795]  schedule_timeout_interruptible+0x75/0x90
[ 2637.047954]  watchdog+0x14b/0xd60
[ 2637.051389]  ? reset_hung_task_detector+0xa0/0xa0
[ 2637.056200]  ? complete+0x62/0x80
[ 2637.059630]  ? __schedule+0x2060/0x2060
[ 2637.063571]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2637.067863]  ? __lockdep_init_map+0xe4/0x650
[ 2637.072243]  ? do_raw_spin_trylock+0x190/0x190
[ 2637.076796]  ? lockdep_init_map+0x9/0x10
[ 2637.080825]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2637.085898]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2637.090883]  ? trace_hardirqs_on+0xd/0x10
[ 2637.094998]  ? __kthread_parkme+0x175/0x240
[ 2637.099297]  kthread+0x33c/0x400
[ 2637.102631]  ? reset_hung_task_detector+0xa0/0xa0
[ 2637.107440]  ? kthread_stop+0x7a0/0x7a0
[ 2637.111386]  ret_from_fork+0x24/0x30
[ 2637.115086] oom_reaper      S27808   676      2 0x80000000
[ 2637.120684] Call Trace:
[ 2637.123244]  __schedule+0x8eb/0x2060
[ 2637.126938]  ? __sched_text_start+0x8/0x8
[ 2637.131055]  ? do_raw_spin_trylock+0x190/0x190
[ 2637.135606]  ? copy_overflow+0x20/0x20
[ 2637.139461]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2637.144536]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2637.149521]  ? trace_hardirqs_on+0xd/0x10
[ 2637.153641]  ? prepare_to_wait_event+0x1dc/0xba0
[ 2637.158370]  ? prepare_to_wait_exclusive+0x530/0x530
[ 2637.163441]  ? __sched_text_start+0x8/0x8
[ 2637.167561]  ? find_held_lock+0x35/0x1d0
[ 2637.171597]  schedule+0xf5/0x430
[ 2637.174938]  ? __schedule+0x2060/0x2060
[ 2637.178887]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2637.184742]  ? dl_cpu_busy+0x370/0x370
[ 2637.188602]  ? __might_sleep+0x95/0x190
[ 2637.192552]  oom_reaper+0x2a9/0x440
[ 2637.196148]  ? __schedule+0x2060/0x2060
[ 2637.200089]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2637.204379]  ? __oom_reap_task_mm+0x1260/0x1260
[ 2637.209020]  ? do_raw_spin_trylock+0x190/0x190
[ 2637.213572]  ? lockdep_init_map+0x9/0x10
[ 2637.217602]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2637.222677]  ? prepare_to_wait+0x4d0/0x4d0
[ 2637.226884]  ? trace_hardirqs_on+0xd/0x10
[ 2637.230998]  ? __kthread_parkme+0x175/0x240
[ 2637.235297]  kthread+0x33c/0x400
[ 2637.238635]  ? __oom_reap_task_mm+0x1260/0x1260
[ 2637.243271]  ? kthread_stop+0x7a0/0x7a0
[ 2637.247217]  ret_from_fork+0x24/0x30
[ 2637.250915] writeback       I14576   677      2 0x80000000
[ 2637.256523] Call Trace:
[ 2637.259080]  __schedule+0x8eb/0x2060
[ 2637.262771]  ? __sched_text_start+0x8/0x8
[ 2637.266886]  ? check_noncircular+0x20/0x20
[ 2637.271088]  ? __mutex_unlock_slowpath+0xe9/0xac0
[ 2637.275905]  ? wait_for_completion+0x770/0x770
[ 2637.280456]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2637.285532]  ? wait_for_completion+0x770/0x770
[ 2637.290081]  ? trace_hardirqs_on+0xd/0x10
[ 2637.294216]  schedule+0xf5/0x430
[ 2637.297554]  ? lock_downgrade+0x980/0x980
[ 2637.301670]  ? __schedule+0x2060/0x2060
[ 2637.305611]  ? lock_release+0xa40/0xa40
[ 2637.309559]  ? worker_attach_to_pool+0x330/0x330
[ 2637.314284]  ? do_raw_spin_trylock+0x190/0x190
[ 2637.318836]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2637.323304]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2637.328300]  rescuer_thread+0xf4b/0x1460
[ 2637.332370]  ? worker_thread+0x1990/0x1990
[ 2637.336575]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2637.341560]  ? trace_hardirqs_on+0xd/0x10
[ 2637.345680]  ? finish_task_switch+0x1d3/0x740
[ 2637.350141]  ? finish_task_switch+0x1aa/0x740
[ 2637.354610]  ? copy_overflow+0x20/0x20
[ 2637.358480]  ? __schedule+0x8f3/0x2060
[ 2637.362362]  ? find_held_lock+0x35/0x1d0
[ 2637.366399]  ? find_held_lock+0x35/0x1d0
[ 2637.370436]  ? complete+0x62/0x80
[ 2637.373868]  ? __schedule+0x2060/0x2060
[ 2637.377812]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2637.382109]  ? __lockdep_init_map+0xe4/0x650
[ 2637.386489]  ? do_raw_spin_trylock+0x190/0x190
[ 2637.391044]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2637.396116]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2637.401101]  ? trace_hardirqs_on+0xd/0x10
[ 2637.405219]  ? __kthread_parkme+0x175/0x240
[ 2637.409515]  kthread+0x33c/0x400
[ 2637.412852]  ? worker_thread+0x1990/0x1990
[ 2637.417053]  ? kthread_stop+0x7a0/0x7a0
[ 2637.421000]  ret_from_fork+0x24/0x30
[ 2637.424705] kcompactd0      S27376   679      2 0x80000000
[ 2637.430305] Call Trace:
[ 2637.432870]  __schedule+0x8eb/0x2060
[ 2637.436561]  ? __sched_text_start+0x8/0x8
[ 2637.440677]  ? do_raw_spin_trylock+0x190/0x190
[ 2637.445232]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2637.450309]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2637.455293]  ? trace_hardirqs_on+0xd/0x10
[ 2637.459419]  ? prepare_to_wait_event+0x1dc/0xba0
[ 2637.464149]  ? prepare_to_wait_exclusive+0x530/0x530
[ 2637.469233]  schedule+0xf5/0x430
[ 2637.473043]  ? __schedule+0x2060/0x2060
[ 2637.476992]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2637.482853]  ? dl_cpu_busy+0x370/0x370
[ 2637.486715]  ? __might_sleep+0x95/0x190
[ 2637.490662]  kcompactd+0x4f1/0x790
[ 2637.494177]  ? kcompactd_do_work+0x1060/0x1060
[ 2637.498732]  ? schedule+0xf5/0x430
[ 2637.502246]  ? __schedule+0x2060/0x2060
[ 2637.506187]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2637.510479]  ? __lockdep_init_map+0xe4/0x650
[ 2637.514860]  ? do_raw_spin_trylock+0x190/0x190
[ 2637.519412]  ? lockdep_init_map+0x9/0x10
[ 2637.523441]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2637.528516]  ? prepare_to_wait+0x4d0/0x4d0
[ 2637.532728]  ? trace_hardirqs_on+0xd/0x10
[ 2637.536845]  ? __kthread_parkme+0x175/0x240
[ 2637.541138]  kthread+0x33c/0x400
[ 2637.544475]  ? kcompactd_do_work+0x1060/0x1060
[ 2637.549023]  ? kthread_stop+0x7a0/0x7a0
[ 2637.552968]  ret_from_fork+0x24/0x30
[ 2637.556668] ksmd            S27456   680      2 0x80000000
[ 2637.562271] Call Trace:
[ 2637.564834]  __schedule+0x8eb/0x2060
[ 2637.568526]  ? __sched_text_start+0x8/0x8
[ 2637.572644]  ? do_raw_spin_trylock+0x190/0x190
[ 2637.577457]  ? retint_kernel+0x10/0x10
[ 2637.581315]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2637.586306]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[ 2637.591039]  ? retint_kernel+0x10/0x10
[ 2637.594912]  schedule+0xf5/0x430
[ 2637.598250]  ? __schedule+0x2060/0x2060
[ 2637.602191]  ? trace_hardirqs_on+0xd/0x10
[ 2637.606314]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2637.612170]  ? rcu_note_context_switch+0x710/0x710
[ 2637.617067]  ? dl_cpu_busy+0x370/0x370
[ 2637.620928]  ? __might_sleep+0x95/0x190
[ 2637.624879]  ksm_scan_thread+0x346/0x570
[ 2637.628915]  ? ksm_do_scan+0x6f10/0x6f10
[ 2637.632946]  ? __schedule+0x2060/0x2060
[ 2637.636890]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2637.641180]  ? __lockdep_init_map+0xe4/0x650
[ 2637.645560]  ? do_raw_spin_trylock+0x190/0x190
[ 2637.650109]  ? lockdep_init_map+0x9/0x10
[ 2637.654140]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2637.659214]  ? prepare_to_wait+0x4d0/0x4d0
[ 2637.663419]  ? trace_hardirqs_on+0xd/0x10
[ 2637.667536]  ? __kthread_parkme+0x175/0x240
[ 2637.671833]  kthread+0x33c/0x400
[ 2637.675169]  ? ksm_do_scan+0x6f10/0x6f10
[ 2637.679199]  ? kthread_stop+0x7a0/0x7a0
[ 2637.683148]  ret_from_fork+0x24/0x30
[ 2637.686851] khugepaged      S22864   681      2 0x80000000
[ 2637.692452] Call Trace:
[ 2637.695016]  __schedule+0x8eb/0x2060
[ 2637.698711]  ? __sched_text_start+0x8/0x8
[ 2637.702830]  ? __mod_timer+0x317/0x16e0
[ 2637.706790]  ? trace_event_raw_event_timer_start+0x360/0x360
[ 2637.712558]  ? __debug_object_init+0x235/0x1040
[ 2637.717204]  ? debug_object_fixup+0x30/0x30
[ 2637.721495]  ? do_raw_spin_trylock+0x190/0x190
[ 2637.726050]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2637.731041]  schedule+0xf5/0x430
[ 2637.734376]  ? prepare_to_wait_event+0x1dc/0xba0
[ 2637.739104]  ? __schedule+0x2060/0x2060
[ 2637.743050]  ? prepare_to_wait_exclusive+0x530/0x530
[ 2637.748120]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[ 2637.753290]  ? __lockdep_init_map+0xe4/0x650
[ 2637.757669]  ? lockdep_init_map+0x9/0x10
[ 2637.761697]  ? init_timer_on_stack_key+0xb7/0xe0
[ 2637.766426]  schedule_timeout+0x118/0x230
[ 2637.770541]  ? usleep_range+0x190/0x190
[ 2637.774483]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2637.780337]  ? __next_timer_interrupt+0x150/0x150
[ 2637.785157]  ? __might_sleep+0x95/0x190
[ 2637.789107]  khugepaged_wait_work+0x5d0/0x7c0
[ 2637.793576]  ? trace_event_raw_event_mm_collapse_huge_page_isolate+0x300/0x300
[ 2637.800905]  ? check_noncircular+0x20/0x20
[ 2637.805111]  ? sighand_ctor+0x50/0x50
[ 2637.808883]  ? do_raw_spin_trylock+0x190/0x190
[ 2637.813437]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2637.818510]  ? check_noncircular+0x20/0x20
[ 2637.822720]  ? lock_acquire+0x1d5/0x580
[ 2637.826667]  ? find_held_lock+0x35/0x1d0
[ 2637.830704]  ? khugepaged+0xec4/0x1400
[ 2637.834559]  ? lock_downgrade+0x980/0x980
[ 2637.838675]  ? __lock_is_held+0xb6/0x140
[ 2637.842706]  ? prepare_to_wait+0x4d0/0x4d0
[ 2637.846915]  ? do_raw_spin_trylock+0x190/0x190
[ 2637.851466]  ? trace_event_raw_event_sched_switch+0x800/0x800
[ 2637.857317]  ? vmacache_update+0x74/0x130
[ 2637.861442]  khugepaged+0x5c7/0x1400
[ 2637.865143]  ? khugepaged_scan_pmd+0x1370/0x1370
[ 2637.869866]  ? finish_task_switch+0x1d3/0x740
[ 2637.874327]  ? finish_task_switch+0x1aa/0x740
[ 2637.878823]  ? __sched_text_start+0x8/0x8
[ 2637.882954]  ? find_held_lock+0x35/0x1d0
[ 2637.886992]  ? find_held_lock+0x35/0x1d0
[ 2637.891035]  ? complete+0x62/0x80
[ 2637.894462]  ? schedule+0xf5/0x430
[ 2637.897977]  ? __schedule+0x2060/0x2060
[ 2637.901917]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2637.906209]  ? __lockdep_init_map+0xe4/0x650
[ 2637.910586]  ? do_raw_spin_trylock+0x190/0x190
[ 2637.915139]  ? lockdep_init_map+0x9/0x10
[ 2637.919170]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2637.924242]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2637.929225]  ? trace_hardirqs_on+0xd/0x10
[ 2637.933344]  ? __kthread_parkme+0x175/0x240
[ 2637.937637]  kthread+0x33c/0x400
[ 2637.940971]  ? khugepaged_scan_pmd+0x1370/0x1370
[ 2637.945694]  ? kthread_stop+0x7a0/0x7a0
[ 2637.949638]  ret_from_fork+0x24/0x30
[ 2637.953340] crypto          I27688   682      2 0x80000000
[ 2637.958951] Call Trace:
[ 2637.961509]  __schedule+0x8eb/0x2060
[ 2637.965204]  ? __sched_text_start+0x8/0x8
[ 2637.969319]  ? check_noncircular+0x20/0x20
[ 2637.973523]  ? find_held_lock+0x35/0x1d0
[ 2637.977560]  ? set_user_nice+0x4fb/0x890
[ 2637.981590]  ? lock_downgrade+0x980/0x980
[ 2637.985726]  schedule+0xf5/0x430
[ 2637.989060]  ? lock_downgrade+0x980/0x980
[ 2637.993958]  ? __schedule+0x2060/0x2060
[ 2637.997901]  ? lock_release+0xa40/0xa40
[ 2638.001842]  ? set_user_nice+0x4fb/0x890
[ 2638.005875]  ? do_raw_spin_trylock+0x190/0x190
[ 2638.010428]  ? resched_curr+0x1a0/0x1a0
[ 2638.014369]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2638.018834]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2638.023825]  rescuer_thread+0xf4b/0x1460
[ 2638.027868]  ? lock_downgrade+0x980/0x980
[ 2638.031996]  ? do_raw_spin_trylock+0x190/0x190
[ 2638.036552]  ? worker_thread+0x1990/0x1990
[ 2638.040757]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2638.045741]  ? trace_hardirqs_on+0xd/0x10
[ 2638.049855]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2638.054317]  ? finish_task_switch+0x1d3/0x740
[ 2638.058779]  ? finish_task_switch+0x1aa/0x740
[ 2638.063245]  ? copy_overflow+0x20/0x20
[ 2638.067118]  ? __schedule+0x8f3/0x2060
[ 2638.070984]  ? __sched_text_start+0x8/0x8
[ 2638.075114]  ? find_held_lock+0x35/0x1d0
[ 2638.079152]  ? find_held_lock+0x35/0x1d0
[ 2638.083195]  ? complete+0x62/0x80
[ 2638.086627]  ? __schedule+0x2060/0x2060
[ 2638.090569]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2638.094856]  ? __lockdep_init_map+0xe4/0x650
[ 2638.099234]  ? do_raw_spin_trylock+0x190/0x190
[ 2638.103786]  ? lockdep_init_map+0x9/0x10
[ 2638.107822]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2638.112895]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2638.117880]  ? trace_hardirqs_on+0xd/0x10
[ 2638.121999]  ? __kthread_parkme+0x175/0x240
[ 2638.126298]  kthread+0x33c/0x400
[ 2638.129632]  ? worker_thread+0x1990/0x1990
[ 2638.133832]  ? kthread_stop+0x7a0/0x7a0
[ 2638.137779]  ret_from_fork+0x24/0x30
[ 2638.141477] kintegrityd     I27688   683      2 0x80000000
[ 2638.147087] Call Trace:
[ 2638.149647]  __schedule+0x8eb/0x2060
[ 2638.153338]  ? __sched_text_start+0x8/0x8
[ 2638.157453]  ? check_noncircular+0x20/0x20
[ 2638.161658]  ? find_held_lock+0x35/0x1d0
[ 2638.165696]  ? set_user_nice+0x4fb/0x890
[ 2638.169727]  ? lock_downgrade+0x980/0x980
[ 2638.173864]  schedule+0xf5/0x430
[ 2638.177199]  ? lock_downgrade+0x980/0x980
[ 2638.181317]  ? __schedule+0x2060/0x2060
[ 2638.185259]  ? lock_release+0xa40/0xa40
[ 2638.189203]  ? set_user_nice+0x4fb/0x890
[ 2638.193245]  ? do_raw_spin_trylock+0x190/0x190
[ 2638.197797]  ? resched_curr+0x1a0/0x1a0
[ 2638.201740]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2638.206205]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2638.211195]  rescuer_thread+0xf4b/0x1460
[ 2638.215243]  ? lock_downgrade+0x980/0x980
[ 2638.219372]  ? do_raw_spin_trylock+0x190/0x190
[ 2638.223925]  ? worker_thread+0x1990/0x1990
[ 2638.228127]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2638.233112]  ? trace_hardirqs_on+0xd/0x10
[ 2638.237229]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2638.241695]  ? finish_task_switch+0x1d3/0x740
[ 2638.246158]  ? finish_task_switch+0x1aa/0x740
[ 2638.250626]  ? copy_overflow+0x20/0x20
[ 2638.254493]  ? __schedule+0x8f3/0x2060
[ 2638.258357]  ? __sched_text_start+0x8/0x8
[ 2638.262488]  ? find_held_lock+0x35/0x1d0
[ 2638.266525]  ? find_held_lock+0x35/0x1d0
[ 2638.270565]  ? complete+0x62/0x80
[ 2638.273996]  ? __schedule+0x2060/0x2060
[ 2638.277937]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2638.282228]  ? __lockdep_init_map+0xe4/0x650
[ 2638.286608]  ? do_raw_spin_trylock+0x190/0x190
[ 2638.291157]  ? lockdep_init_map+0x9/0x10
[ 2638.295187]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2638.300261]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2638.305248]  ? trace_hardirqs_on+0xd/0x10
[ 2638.309364]  ? __kthread_parkme+0x175/0x240
[ 2638.313666]  kthread+0x33c/0x400
[ 2638.317000]  ? worker_thread+0x1990/0x1990
[ 2638.321204]  ? kthread_stop+0x7a0/0x7a0
[ 2638.325150]  ret_from_fork+0x24/0x30
[ 2638.328848] kblockd         I27688   685      2 0x80000000
[ 2638.334454] Call Trace:
[ 2638.337018]  __schedule+0x8eb/0x2060
[ 2638.340711]  ? __sched_text_start+0x8/0x8
[ 2638.344829]  ? check_noncircular+0x20/0x20
[ 2638.349035]  ? find_held_lock+0x35/0x1d0
[ 2638.353072]  ? set_user_nice+0x4fb/0x890
[ 2638.357104]  ? lock_downgrade+0x980/0x980
[ 2638.361244]  schedule+0xf5/0x430
[ 2638.364579]  ? lock_downgrade+0x980/0x980
[ 2638.368698]  ? __schedule+0x2060/0x2060
[ 2638.372640]  ? lock_release+0xa40/0xa40
[ 2638.376585]  ? set_user_nice+0x4fb/0x890
[ 2638.380618]  ? do_raw_spin_trylock+0x190/0x190
[ 2638.385168]  ? resched_curr+0x1a0/0x1a0
[ 2638.389110]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2638.393583]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2638.398571]  rescuer_thread+0xf4b/0x1460
[ 2638.402616]  ? lock_downgrade+0x980/0x980
[ 2638.406746]  ? do_raw_spin_trylock+0x190/0x190
[ 2638.411303]  ? worker_thread+0x1990/0x1990
[ 2638.415510]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2638.420497]  ? trace_hardirqs_on+0xd/0x10
[ 2638.424611]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2638.429074]  ? finish_task_switch+0x1d3/0x740
[ 2638.433535]  ? finish_task_switch+0x1aa/0x740
[ 2638.438003]  ? copy_overflow+0x20/0x20
[ 2638.441875]  ? __schedule+0x8f3/0x2060
[ 2638.445744]  ? __sched_text_start+0x8/0x8
[ 2638.449875]  ? find_held_lock+0x35/0x1d0
[ 2638.453915]  ? find_held_lock+0x35/0x1d0
[ 2638.457953]  ? complete+0x62/0x80
[ 2638.461384]  ? __schedule+0x2060/0x2060
[ 2638.465329]  ? do_wait_intr_irq+0x3e0/0x3e0
[ 2638.469618]  ? __lockdep_init_map+0xe4/0x650
[ 2638.473995]  ? do_raw_spin_trylock+0x190/0x190
[ 2638.478551]  ? lockdep_init_map+0x9/0x10
[ 2638.482581]  ? _raw_spin_unlock_irqrestore+0x31/0xba
[ 2638.487654]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2638.492639]  ? trace_hardirqs_on+0xd/0x10
[ 2638.496757]  ? __kthread_parkme+0x175/0x240
[ 2638.501049]  kthread+0x33c/0x400
[ 2638.504382]  ? worker_thread+0x1990/0x1990
[ 2638.508583]  ? kthread_stop+0x7a0/0x7a0
[ 2638.512530]  ret_from_fork+0x24/0x30
[ 2638.516238] ata_sff         I25552   763      2 0x80000000
[ 2638.521846] Call Trace:
[ 2638.524407]  __schedule+0x8eb/0x2060
[ 2638.528100]  ? __sched_text_start+0x8/0x8
[ 2638.532221]  ? check_noncircular+0x20/0x20
[ 2638.536426]  ? find_held_lock+0x35/0x1d0
[ 2638.541071]  ? set_user_nice+0x4fb/0x890
[ 2638.545102]  ? lock_downgrade+0x980/0x980
[ 2638.549239]  schedule+0xf5/0x430
[ 2638.552576]  ? lock_downgrade+0x980/0x980
[ 2638.556696]  ? __schedule+0x2060/0x2060
[ 2638.560640]  ? lock_release+0xa40/0xa40
[ 2638.564584]  ? set_user_nice+0x4fb/0x890
[ 2638.568617]  ? do_raw_spin_trylock+0x190/0x190
[ 2638.573166]  ? resched_curr+0x1a0/0x1a0
[ 2638.577108]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2638.581574]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2638.586565]  rescuer_thread+0xf4b/0x1460
[ 2638.590609]  ? lock_downgrade+0x980/0x980
[ 2638.594727]  ? load_balance+0x34c0/0x34c0
[ 2638.598852]  ? do_raw_spin_trylock+0x190/0x190
[ 2638.603407]  ? worker_thread+0x1990/0x1990
[ 2638.607613]  ? trace_hardirqs_on_caller+0x421/0x5c0
[ 2638.612597]  ? trace_hardirqs_on+0xd/0x10
[ 2638.616721]  ? _raw_spin_unlock_irq+0x27/0x70
[ 2638.621184]  ? finish_task_switch+0x1d3/0x740
[ 2638.625647]  ? finish_task_switch+0x1aa/0x740
[ 2638.630637]  ? copy_overflow+0x20/0x20
[ 2638.636243]  ? __schedule+0x8f3/0x2060
[ 2638.641067]  ? __sched_text_start+0x8/0x8
[ 2638.645884]  ? find_held_lock+0x35/0x1d0
[ 2638.650616]  ? find_held_lock+0x35/0x1d0
[ 2638.654654]  ? find_held_lock+0x35/0x1d0
[ 2638.658691]  ? complete+0x62/0x80
[ 2638.662125]  ? __schedule+0x2060/0x2060
[ 2638.666066]  ? do_wait_intr_irq+0x3e0/0x3e0