Warning: Permanently added '10.128.0.130' (ECDSA) to the list of known hosts. syzkaller login: [ 1084.533758][ T8369] IPVS: ftp: loaded support on port[0] = 21 [ 1084.534789][ T8368] IPVS: ftp: loaded support on port[0] = 21 [ 1084.543753][ T8367] IPVS: ftp: loaded support on port[0] = 21 [ 1084.547774][ T8366] IPVS: ftp: loaded support on port[0] = 21 [ 1084.555702][ T8370] IPVS: ftp: loaded support on port[0] = 21 [ 1084.560356][ T8363] IPVS: ftp: loaded support on port[0] = 21 [ 1084.853544][ T85] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1084.872491][ T85] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1084.917199][ T8395] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1084.934005][ T8543] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1084.948913][ T8395] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1084.955912][ T8505] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 1084.957075][ T8395] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1084.965058][ T85] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1084.992520][ T8543] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1085.007555][ T8395] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1085.012858][ T8505] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 1085.032418][ T8505] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 1085.040390][ T85] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 executing program [ 1085.061680][ T8505] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 1085.069647][ T8505] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 1085.105513][ C1] hrtimer: interrupt took 36131 ns [ 1085.120083][ T8543] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1085.130568][ T8543] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1085.146828][ T8395] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1085.180422][ T8395] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1085.201127][ T8552] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1085.244784][ T8552] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1085.267652][ T8352] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 1085.296094][ T8352] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready executing program [ 1085.348940][ T8352] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 1085.370078][ T8552] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1085.380929][ T8543] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1085.404357][ T8543] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1085.442063][ T8552] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1085.489297][ T8505] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 1085.505604][ T8505] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready executing program executing program [ 1085.739483][ T85] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1085.754566][ T85] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1085.838527][ T8395] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 1085.937944][ T8395] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 1085.966768][ T8610] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 1086.011934][ T8610] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1197.787896][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 1197.794689][ C0] rcu: 0-...!: (10212 ticks this GP) idle=9c2/1/0x4000000000000000 softirq=9223/9224 fqs=0 [ 1197.805331][ C0] (t=10500 jiffies g=8733 q=37) [ 1197.810252][ C0] rcu: rcu_preempt kthread timer wakeup didn't happen for 10499 jiffies! g8733 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 [ 1197.822644][ C0] rcu: Possible timer handling issue on cpu=1 timer-softirq=59964 [ 1197.830973][ C0] rcu: rcu_preempt kthread starved for 10500 jiffies! g8733 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 1197.842501][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 1197.852568][ C0] rcu: RCU grace-period kthread stack dump: [ 1197.858442][ C0] task:rcu_preempt state:I stack:28872 pid: 13 ppid: 2 flags:0x00004000 [ 1197.867652][ C0] Call Trace: [ 1197.870922][ C0] __schedule+0x90c/0x21a0 [ 1197.875381][ C0] ? io_schedule_timeout+0x140/0x140 [ 1197.880682][ C0] ? debug_object_destroy+0x210/0x210 [ 1197.886050][ C0] schedule+0xcf/0x270 [ 1197.890111][ C0] schedule_timeout+0x14a/0x250 [ 1197.894949][ C0] ? usleep_range+0x170/0x170 [ 1197.899616][ C0] ? lockdep_hardirqs_on+0x79/0x100 [ 1197.904802][ C0] ? __next_timer_interrupt+0x210/0x210 [ 1197.910537][ C0] ? prepare_to_swait_exclusive+0x2d0/0x2d0 [ 1197.916442][ C0] rcu_gp_kthread+0xd07/0x2250 [ 1197.921200][ C0] ? lock_downgrade+0x6d0/0x6d0 [ 1197.926237][ C0] ? call_rcu+0x700/0x700 [ 1197.930559][ C0] ? _raw_spin_unlock_irqrestore+0x28/0x50 [ 1197.936360][ C0] ? lockdep_hardirqs_on+0x79/0x100 [ 1197.941547][ C0] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1197.947868][ C0] ? __kthread_parkme+0x13f/0x1e0 [ 1197.952924][ C0] ? call_rcu+0x700/0x700 [ 1197.957271][ C0] kthread+0x3b1/0x4a0 [ 1197.961339][ C0] ? __kthread_bind_mask+0xc0/0xc0 [ 1197.966446][ C0] ret_from_fork+0x1f/0x30 [ 1197.971056][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 1197.977446][ C0] Sending NMI from CPU 0 to CPUs 1: [ 1197.983668][ C0] NMI backtrace for cpu 1 [ 1197.983676][ C0] CPU: 1 PID: 8657 Comm: syz-executor607 Not tainted 5.11.0-syzkaller #0 [ 1197.983685][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1197.983694][ C0] RIP: 0010:queued_write_lock_slowpath+0x131/0x270 [ 1197.983703][ C0] Code: 00 00 00 00 fc ff df 49 01 c7 41 83 c6 03 41 0f b6 07 41 38 c6 7c 08 84 c0 0f 85 fe 00 00 00 8b 03 3d 00 01 00 00 74 19 f3 90 <41> 0f b6 07 41 38 c6 7c ec 84 c0 74 e8 48 89 df e8 ea c7 5c 00 eb [ 1197.983715][ C0] RSP: 0018:ffffc900023e7a60 EFLAGS: 00000006 [ 1197.983725][ C0] RAX: 0000000000000300 RBX: ffffffff8bc0a080 RCX: ffffffff8159eafa [ 1197.983731][ C0] RDX: fffffbfff1781411 RSI: 0000000000000004 RDI: ffffffff8bc0a080 [ 1197.983738][ C0] RBP: 00000000000000ff R08: 0000000000000001 R09: ffffffff8bc0a083 [ 1197.983745][ C0] R10: fffffbfff1781410 R11: 0000000000000000 R12: 1ffff9200047cf4d [ 1197.983751][ C0] R13: ffffffff8bc0a084 R14: 0000000000000003 R15: fffffbfff1781410 [ 1197.983758][ C0] FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 1197.983764][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1197.983770][ C0] CR2: 00000000200000c0 CR3: 0000000019960000 CR4: 0000000000350ee0 [ 1197.983776][ C0] Call Trace: [ 1197.983779][ C0] ? queued_read_lock_slowpath+0x2a0/0x2a0 [ 1197.983784][ C0] ? lock_acquire+0x1bb/0x730 [ 1197.983788][ C0] ? lock_release+0x710/0x710 [ 1197.983792][ C0] do_raw_write_lock+0x1ce/0x280 [ 1197.983796][ C0] ? do_raw_read_unlock+0x70/0x70 [ 1197.983800][ C0] ? _raw_write_lock_irq+0x41/0x50 [ 1197.983804][ C0] do_exit+0xcaf/0x2ae0 [ 1197.983808][ C0] ? lock_is_held_type+0xd5/0x130 [ 1197.983812][ C0] ? find_held_lock+0x2d/0x110 [ 1197.983816][ C0] ? mm_update_next_owner+0x7a0/0x7a0 [ 1197.983821][ C0] ? lock_release+0x3bb/0x710 [ 1197.983825][ C0] ? get_signal+0x337/0x2100 [ 1197.983829][ C0] ? lock_downgrade+0x6d0/0x6d0 [ 1197.983833][ C0] ? lock_is_held_type+0xd5/0x130 [ 1197.983837][ C0] do_group_exit+0x125/0x310 [ 1197.983841][ C0] get_signal+0x42c/0x2100 [ 1197.983845][ C0] ? futex_exit_release+0x220/0x220 [ 1197.983849][ C0] ? __put_unused_fd+0x13d/0x1f0 [ 1197.983853][ C0] arch_do_signal_or_restart+0x2a8/0x1eb0 [ 1197.983858][ C0] ? __fget_files+0x288/0x3d0 [ 1197.983862][ C0] ? copy_siginfo_to_user32+0xa0/0xa0 [ 1197.983866][ C0] ? __do_sys_futex+0x2a2/0x470 [ 1197.983870][ C0] ? __do_sys_futex+0x2ab/0x470 [ 1197.983875][ C0] ? do_futex+0x1710/0x1710 [ 1197.983879][ C0] exit_to_user_mode_prepare+0x148/0x250 [ 1197.983883][ C0] syscall_exit_to_user_mode+0x19/0x50 [ 1197.983888][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1197.983892][ C0] RIP: 0033:0x44edf9 [ 1197.983897][ C0] Code: Unable to access opcode bytes at RIP 0x44edcf. [ 1197.983902][ C0] RSP: 002b:00007efd0e304308 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 1197.983912][ C0] RAX: fffffffffffffe00 RBX: 00000000004cd4b8 RCX: 000000000044edf9 [ 1197.983919][ C0] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000004cd4b8 [ 1197.983925][ C0] RBP: 00000000004cd4b0 R08: 0000000000000000 R09: 0000000000000000 [ 1197.983932][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004cd4bc [ 1197.983938][ C0] R13: 000000000049c4e0 R14: 6f68762f7665642f R15: 0000000000022000 [ 1197.983976][ C0] NMI backtrace for cpu 0 [ 1198.303668][ C0] CPU: 0 PID: 8654 Comm: syz-executor607 Not tainted 5.11.0-syzkaller #0 [ 1198.312328][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1198.322455][ C0] Call Trace: [ 1198.325726][ C0] <IRQ> [ 1198.328557][ C0] dump_stack+0xfa/0x151 [ 1198.332799][ C0] nmi_cpu_backtrace.cold+0x44/0xd7 [ 1198.337993][ C0] ? lapic_can_unplug_cpu+0x80/0x80 [ 1198.343182][ C0] nmi_trigger_cpumask_backtrace+0x1b3/0x230 [ 1198.349179][ C0] rcu_dump_cpu_stacks+0x222/0x2a7 [ 1198.354282][ C0] rcu_sched_clock_irq.cold+0x4f7/0x11dd [ 1198.359909][ C0] ? rcutree_dead_cpu+0x50/0x50 [ 1198.364752][ C0] ? do_raw_spin_unlock+0x171/0x230 [ 1198.369948][ C0] ? lock_is_held_type+0xd5/0x130 [ 1198.374987][ C0] update_process_times+0x16d/0x200 [ 1198.380191][ C0] tick_sched_handle+0x9b/0x180 [ 1198.385384][ C0] tick_sched_timer+0x1b0/0x2d0 [ 1198.390245][ C0] ? get_cpu_iowait_time_us+0x3f0/0x3f0 [ 1198.395799][ C0] __hrtimer_run_queues+0x1c0/0xe40 [ 1198.401010][ C0] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 1198.406995][ C0] ? ktime_get_update_offsets_now+0x262/0x340 [ 1198.413077][ C0] hrtimer_interrupt+0x334/0x940 [ 1198.418106][ C0] __sysvec_apic_timer_interrupt+0x146/0x540 [ 1198.424088][ C0] sysvec_apic_timer_interrupt+0x48/0x100 [ 1198.429814][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 1198.435784][ C0] RIP: 0010:__iterate_interfaces+0x23f/0x520 [ 1198.441758][ C0] Code: 24 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 c2 02 00 00 48 8b 44 24 10 48 8b 98 10 24 00 00 <e8> 0c b0 9e 00 31 ff 89 c5 89 c6 e8 91 aa 10 f9 85 ed 74 1e e8 08 [ 1198.461354][ C0] RSP: 0018:ffffc90000007da8 EFLAGS: 00000246 [ 1198.467409][ C0] RAX: ffff88801bbc8d00 RBX: 0000000000000000 RCX: 0000000000000100 [ 1198.475474][ C0] RDX: 1ffff11003779622 RSI: ffffffff8862b0ec RDI: ffff88801bbcb110 [ 1198.483434][ C0] RBP: dffffc0000000000 R08: 0000000000000000 R09: 0000000000000000 [ 1198.491396][ C0] R10: ffffffff85193411 R11: 0000000000000000 R12: ffff888023de9dd8 [ 1198.499353][ C0] R13: 0000000000000000 R14: ffff88801bbca680 R15: 0000000000000002 [ 1198.507331][ C0] ? mac80211_hwsim_beacon_tx+0x5f1/0x910 [ 1198.513059][ C0] ? __iterate_interfaces+0x20c/0x520 [ 1198.518444][ C0] ? __iterate_interfaces+0x20c/0x520 [ 1198.523829][ C0] ? mac80211_hwsim_tx_frame+0x1e0/0x1e0 [ 1198.529449][ C0] ? mac80211_hwsim_tx_frame+0x1e0/0x1e0 [ 1198.535072][ C0] ? mac80211_hwsim_addr_match+0x180/0x180 [ 1198.540868][ C0] ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 [ 1198.547883][ C0] mac80211_hwsim_beacon+0xd5/0x1a0 [ 1198.553074][ C0] __hrtimer_run_queues+0x609/0xe40 [ 1198.558286][ C0] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 1198.564253][ C0] ? ktime_get_update_offsets_now+0x262/0x340 [ 1198.570400][ C0] hrtimer_run_softirq+0x17b/0x360 [ 1198.575503][ C0] __do_softirq+0x29b/0x9f6 [ 1198.580000][ C0] asm_call_irq_on_stack+0xf/0x20 [ 1198.585015][ C0] </IRQ> [ 1198.587933][ C0] do_softirq_own_stack+0xaa/0xd0 [ 1198.592947][ C0] irq_exit_rcu+0x134/0x200 [ 1198.597524][ C0] sysvec_apic_timer_interrupt+0x4d/0x100 [ 1198.603250][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 1198.609408][ C0] RIP: 0010:mm_update_next_owner+0x44e/0x7a0 [ 1198.615400][ C0] Code: fb ff ff 48 89 f8 48 c1 e8 03 0f b6 14 18 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 b5 02 00 00 44 8b b5 dc fb ff ff <31> ff 41 81 e6 00 00 20 00 44 89 f6 e8 61 eb 2e 00 45 85 f6 0f 85 [ 1198.635531][ C0] RSP: 0018:ffffc900024a7b18 EFLAGS: 00000246 [ 1198.641604][ C0] RAX: 0000000000000007 RBX: dffffc0000000000 RCX: 0000000000000000 [ 1198.649579][ C0] RDX: 0000000000000000 RSI: ffffffff81447020 RDI: ffff888017c7536c [ 1198.657536][ C0] RBP: ffff888017c75790 R08: 0000000000000000 R09: ffffffff8bc0a083 [ 1198.665493][ C0] R10: ffffffff8144705f R11: 0000000000000001 R12: ffff88801bc9bf00 [ 1198.673538][ C0] R13: ffff888017c75340 R14: 0000000000a20840 R15: ffff888140760010 [ 1198.681502][ C0] ? mm_update_next_owner+0x45f/0x7a0 [ 1198.686955][ C0] ? mm_update_next_owner+0x420/0x7a0 [ 1198.692324][ C0] ? mm_update_next_owner+0x420/0x7a0 [ 1198.697696][ C0] do_exit+0xb67/0x2ae0 [ 1198.702113][ C0] ? lock_is_held_type+0xd5/0x130 [ 1198.707126][ C0] ? find_held_lock+0x2d/0x110 [ 1198.711881][ C0] ? mm_update_next_owner+0x7a0/0x7a0 [ 1198.717271][ C0] ? lock_release+0x3bb/0x710 [ 1198.721935][ C0] ? get_signal+0x337/0x2100 [ 1198.726515][ C0] ? lock_downgrade+0x6d0/0x6d0 [ 1198.731356][ C0] ? lock_is_held_type+0xd5/0x130 [ 1198.736368][ C0] do_group_exit+0x125/0x310 [ 1198.740949][ C0] get_signal+0x42c/0x2100 [ 1198.745352][ C0] ? futex_exit_release+0x220/0x220 [ 1198.750548][ C0] arch_do_signal_or_restart+0x2a8/0x1eb0 [ 1198.756259][ C0] ? lock_is_held_type+0xd5/0x130 [ 1198.761271][ C0] ? debug_object_init_on_stack+0x20/0x20 [ 1198.767008][ C0] ? security_file_free+0xa4/0xd0 [ 1198.772049][ C0] ? copy_siginfo_to_user32+0xa0/0xa0 [ 1198.777421][ C0] ? __do_sys_futex+0x2a2/0x470 [ 1198.782264][ C0] ? __do_sys_futex+0x2ab/0x470 [ 1198.787115][ C0] ? do_futex+0x1710/0x1710 [ 1198.791615][ C0] exit_to_user_mode_prepare+0x148/0x250 [ 1198.797244][ C0] syscall_exit_to_user_mode+0x19/0x50 [ 1198.802705][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1198.808593][ C0] RIP: 0033:0x44edf9 [ 1198.812475][ C0] Code: Unable to access opcode bytes at RIP 0x44edcf. [ 1198.819304][ C0] RSP: 002b:00007efd0e325308 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 1198.827801][ C0] RAX: fffffffffffffe00 RBX: 00000000004cd4a8 RCX: 000000000044edf9 [ 1198.836079][ C0] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000004cd4a8 [ 1198.844061][ C0] RBP: 00000000004cd4a0 R08: 0000000000000000 R09: 0000000000000000 [ 1198.852033][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004cd4ac [ 1198.860003][ C0] R13: 000000000049c4e0 R14: 6f68762f7665642f R15: 0000000000022000 [ 1198.868231][ C0] Sending NMI from CPU 0 to CPUs 1: [ 1198.874448][ C0] NMI backtrace for cpu 1 [ 1198.874457][ C0] CPU: 1 PID: 8657 Comm: syz-executor607 Not tainted 5.11.0-syzkaller #0 [ 1198.874464][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1198.874472][ C0] RIP: 0010:queued_write_lock_slowpath+0x131/0x270 [ 1198.874481][ C0] Code: 00 00 00 00 fc ff df 49 01 c7 41 83 c6 03 41 0f b6 07 41 38 c6 7c 08 84 c0 0f 85 fe 00 00 00 8b 03 3d 00 01 00 00 74 19 f3 90 <41> 0f b6 07 41 38 c6 7c ec 84 c0 74 e8 48 89 df e8 ea c7 5c 00 eb [ 1198.874493][ C0] RSP: 0018:ffffc900023e7a60 EFLAGS: 00000006 [ 1198.874502][ C0] RAX: 0000000000000300 RBX: ffffffff8bc0a080 RCX: ffffffff8159eafa [ 1198.874509][ C0] RDX: fffffbfff1781411 RSI: 0000000000000004 RDI: ffffffff8bc0a080 [ 1198.874516][ C0] RBP: 00000000000000ff R08: 0000000000000001 R09: ffffffff8bc0a083 [ 1198.874523][ C0] R10: fffffbfff1781410 R11: 0000000000000000 R12: 1ffff9200047cf4d [ 1198.874529][ C0] R13: ffffffff8bc0a084 R14: 0000000000000003 R15: fffffbfff1781410 [ 1198.874536][ C0] FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 1198.874543][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1198.874549][ C0] CR2: 00000000200000c0 CR3: 0000000019960000 CR4: 0000000000350ee0 [ 1198.874554][ C0] Call Trace: [ 1198.874558][ C0] ? queued_read_lock_slowpath+0x2a0/0x2a0 [ 1198.874563][ C0] ? lock_acquire+0x1bb/0x730 [ 1198.874567][ C0] ? lock_release+0x710/0x710 [ 1198.874571][ C0] do_raw_write_lock+0x1ce/0x280 [ 1198.874576][ C0] ? do_raw_read_unlock+0x70/0x70 [ 1198.874580][ C0] ? _raw_write_lock_irq+0x41/0x50 [ 1198.874584][ C0] do_exit+0xcaf/0x2ae0 [ 1198.874588][ C0] ? lock_is_held_type+0xd5/0x130 [ 1198.874592][ C0] ? find_held_lock+0x2d/0x110 [ 1198.874597][ C0] ? mm_update_next_owner+0x7a0/0x7a0 [ 1198.874601][ C0] ? lock_release+0x3bb/0x710 [ 1198.874605][ C0] ? get_signal+0x337/0x2100 [ 1198.874609][ C0] ? lock_downgrade+0x6d0/0x6d0 [ 1198.874614][ C0] ? lock_is_held_type+0xd5/0x130 [ 1198.874618][ C0] do_group_exit+0x125/0x310 [ 1198.874622][ C0] get_signal+0x42c/0x2100 [ 1198.874626][ C0] ? futex_exit_release+0x220/0x220 [ 1198.874630][ C0] ? __put_unused_fd+0x13d/0x1f0 [ 1198.874635][ C0] arch_do_signal_or_restart+0x2a8/0x1eb0 [ 1198.874640][ C0] ? __fget_files+0x288/0x3d0 [ 1198.874644][ C0] ? copy_siginfo_to_user32+0xa0/0xa0 [ 1198.874649][ C0] ? __do_sys_futex+0x2a2/0x470 [ 1198.874653][ C0] ? __do_sys_futex+0x2ab/0x470 [ 1198.874657][ C0] ? do_futex+0x1710/0x1710 [ 1198.874661][ C0] exit_to_user_mode_prepare+0x148/0x250 [ 1198.874667][ C0] syscall_exit_to_user_mode+0x19/0x50 [ 1198.874673][ C0] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1198.874678][ C0] RIP: 0033:0x44edf9 [ 1198.874683][ C0] Code: Unable to access opcode bytes at RIP 0x44edcf. [ 1198.874690][ C0] RSP: 002b:00007efd0e304308 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 1198.874701][ C0] RAX: fffffffffffffe00 RBX: 00000000004cd4b8 RCX: 000000000044edf9 [ 1198.874707][ C0] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000004cd4b8 [ 1198.874714][ C0] RBP: 00000000004cd4b0 R08: 0000000000000000 R09: 0000000000000000 [ 1198.874721][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000004cd4bc [ 1198.874728][ C0] R13: 000000000049c4e0 R14: 6f68762f7665642f R15: 0000000000022000