Warning: Permanently added '10.128.0.185' (ED25519) to the list of known hosts.
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[ 286.667121][ T29] INFO: task syz-executor380:5905 blocked for more than 143 seconds.
[ 286.675516][ T29] Not tainted 6.6.94-syzkaller #0
[ 286.681065][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 286.689784][ T29] task:syz-executor380 state:D stack:24232 pid:5905 ppid:5792 flags:0x00004002
[ 286.699071][ T29] Call Trace:
[ 286.702361][ T29]
[ 286.705351][ T29] __schedule+0x14e2/0x4580
[ 286.709901][ T29] ? rcu_is_watching+0x15/0xb0
[ 286.714711][ T29] ? asan.module_dtor+0x20/0x20
[ 286.719573][ T29] ? trace_contention_end+0x39/0xe0
[ 286.724820][ T29] ? perf_event_ctx_lock_nested+0x460/0x460
[ 286.730733][ T29] ? task_work_cancel+0xa3/0x240
[ 286.735805][ T29] ? task_work_cancel_func+0x210/0x210
[ 286.741276][ T29] schedule+0xbd/0x170
[ 286.745386][ T29] ? _free_event+0xfe/0xf30
[ 286.749905][ T29] _free_event+0x174/0xf30
[ 286.754372][ T29] perf_event_release_kernel+0x836/0x8c0
[ 286.760017][ T29] ? __might_sleep+0xe0/0xe0
[ 286.764652][ T29] ? calc_timer_values+0x400/0x400
[ 286.769776][ T29] ? perf_mmap+0x1510/0x1510
[ 286.774452][ T29] perf_release+0x3b/0x40
[ 286.778795][ T29] __fput+0x234/0x970
[ 286.782781][ T29] task_work_run+0x1ce/0x250
[ 286.787423][ T29] ? task_work_cancel+0x240/0x240
[ 286.792464][ T29] do_exit+0x903/0x23c0
[ 286.796672][ T29] ? put_task_struct+0xc0/0xc0
[ 286.801451][ T29] ? lock_chain_count+0x20/0x20
[ 286.806341][ T29] do_group_exit+0x21b/0x2d0
[ 286.810943][ T29] ? lockdep_hardirqs_on+0x98/0x150
[ 286.816208][ T29] get_signal+0x12fc/0x1400
[ 286.820759][ T29] arch_do_signal_or_restart+0x96/0x780
[ 286.826383][ T29] ? get_sigframe_size+0x20/0x20
[ 286.831325][ T29] ? exit_to_user_mode_loop+0x3b/0x110
[ 286.836815][ T29] exit_to_user_mode_loop+0x70/0x110
[ 286.842113][ T29] exit_to_user_mode_prepare+0xb1/0x140
[ 286.847745][ T29] syscall_exit_to_user_mode+0x1a/0x50
[ 286.853211][ T29] do_syscall_64+0x61/0xb0
[ 286.857667][ T29] ? clear_bhb_loop+0x40/0x90
[ 286.862352][ T29] ? clear_bhb_loop+0x40/0x90
[ 286.867063][ T29] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 286.872968][ T29] RIP: 0033:0x7f4877433ab9
[ 286.877428][ T29] RSP: 002b:00007ffe12566a68 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 286.885881][ T29] RAX: fffffffffffffff2 RBX: 0000000000000000 RCX: 00007f4877433ab9
[ 286.893884][ T29] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000630c1000
[ 286.901862][ T29] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000006
[ 286.909887][ T29] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe12566a7c
[ 286.918034][ T29] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 286.926082][ T29]
[ 286.929390][ T29]
[ 286.929390][ T29] Showing all locks held in the system:
[ 286.937153][ T29] 1 lock held by khungtaskd/29:
[ 286.942002][ T29] #0: ffffffff8cd2f760 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x290
[ 286.951928][ T29] 2 locks held by getty/5538:
[ 286.956643][ T29] #0: ffff888031c520a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 286.966521][ T29] #1: ffffc9000326b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x425/0x1380
[ 286.976673][ T29]
[ 286.978991][ T29] =============================================
[ 286.978991][ T29]
[ 286.987423][ T29] NMI backtrace for cpu 1
[ 286.991760][ T29] CPU: 1 PID: 29 Comm: khungtaskd Not tainted 6.6.94-syzkaller #0
[ 286.999546][ T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 287.009702][ T29] Call Trace:
[ 287.012985][ T29]
[ 287.015910][ T29] dump_stack_lvl+0x16c/0x230
[ 287.020579][ T29] ? preempt_count_add+0x91/0x1a0
[ 287.025595][ T29] ? show_regs_print_info+0x20/0x20
[ 287.030782][ T29] ? load_image+0x3b0/0x3b0
[ 287.035299][ T29] nmi_cpu_backtrace+0x39b/0x3d0
[ 287.040245][ T29] ? nmi_trigger_cpumask_backtrace+0x2f0/0x2f0
[ 287.046393][ T29] ? _printk+0xd0/0x110
[ 287.050536][ T29] ? load_image+0x3b0/0x3b0
[ 287.055037][ T29] ? load_image+0x3b0/0x3b0
[ 287.059540][ T29] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 287.065610][ T29] nmi_trigger_cpumask_backtrace+0x17a/0x2f0
[ 287.071592][ T29] watchdog+0xf41/0xf80
[ 287.075746][ T29] ? watchdog+0x1e1/0xf80
[ 287.080072][ T29] kthread+0x2fa/0x390
[ 287.084135][ T29] ? hungtask_pm_notify+0x90/0x90
[ 287.089157][ T29] ? kthread_blkcg+0xd0/0xd0
[ 287.093741][ T29] ret_from_fork+0x48/0x80
[ 287.098163][ T29] ? kthread_blkcg+0xd0/0xd0
[ 287.102744][ T29] ret_from_fork_asm+0x11/0x20
[ 287.107514][ T29]
[ 287.110597][ T29] Sending NMI from CPU 1 to CPUs 0:
[ 287.115868][ C0] NMI backtrace for cpu 0
[ 287.115888][ C0] CPU: 0 PID: 5130 Comm: klogd Not tainted 6.6.94-syzkaller #0
[ 287.115903][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 287.115911][ C0] RIP: 0010:select_task_rq_fair+0x1eb4/0x3220
[ 287.115931][ C0] Code: c0 88 18 02 00 49 01 c6 4c 89 f0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 74 08 4c 89 f7 e8 1f 87 7e 00 4d 8b 36 <48> 89 e8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 74
[ 287.115943][ C0] RSP: 0018:ffffc900032777b8 EFLAGS: 00000046
[ 287.115955][ C0] RAX: 1ffff110171c4311 RBX: ffff88807cdb4018 RCX: dffffc0000000000
[ 287.115966][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 287.115974][ C0] RBP: ffff88807cdb4028 R08: dffffc0000000000 R09: 1ffffffff21b0aa4
[ 287.115984][ C0] R10: dffffc0000000000 R11: fffffbfff21b0aa5 R12: 0000000000000000
[ 287.115994][ C0] R13: ffffffff8c7bda30 R14: 0000000000000003 R15: ffffffff8c7bda30
[ 287.116002][ C0] FS: 00007f9c5c395c80(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
[ 287.116015][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 287.116024][ C0] CR2: 000055b5e8e75660 CR3: 000000002fea0000 CR4: 00000000003506f0
[ 287.116037][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 287.116045][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 287.116053][ C0] Call Trace:
[ 287.116058][ C0]
[ 287.116068][ C0] ? select_task_rq_fair+0x2fe/0x3220
[ 287.116087][ C0] try_to_wake_up+0x618/0x10b0
[ 287.116113][ C0] autoremove_wake_function+0x17/0x100
[ 287.116129][ C0] ? receiver_wake_function+0x53/0x70
[ 287.116150][ C0] __wake_up_common+0x2a4/0x4e0
[ 287.116169][ C0] __wake_up_sync_key+0x111/0x190
[ 287.116187][ C0] ? __wake_up_locked_key_bookmark+0x20/0x20
[ 287.116204][ C0] ? __lock_acquire+0x7c80/0x7c80
[ 287.116224][ C0] ? sock_def_readable+0xad/0x430
[ 287.116244][ C0] sock_def_readable+0x1e1/0x430
[ 287.116272][ C0] unix_dgram_sendmsg+0x10cc/0x1720
[ 287.116297][ C0] ? unix_dgram_poll+0x670/0x670
[ 287.116309][ C0] ? tomoyo_socket_sendmsg_permission+0x1e1/0x2f0
[ 287.116329][ C0] ? aa_sock_msg_perm+0x94/0x150
[ 287.116349][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10
[ 287.116369][ C0] ? security_socket_sendmsg+0x80/0xa0
[ 287.116388][ C0] __sys_sendto+0x46a/0x620
[ 287.116400][ C0] ? __might_fault+0xaa/0x120
[ 287.116419][ C0] ? __ia32_sys_getpeername+0x90/0x90
[ 287.116444][ C0] ? lockdep_hardirqs_on_prepare+0x400/0x760
[ 287.116461][ C0] ? lock_chain_count+0x20/0x20
[ 287.116478][ C0] __x64_sys_sendto+0xde/0xf0
[ 287.116493][ C0] do_syscall_64+0x55/0xb0
[ 287.116513][ C0] ? clear_bhb_loop+0x40/0x90
[ 287.116527][ C0] ? clear_bhb_loop+0x40/0x90
[ 287.116541][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2
[ 287.116563][ C0] RIP: 0033:0x7f9c5c4e5407
[ 287.116574][ C0] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[ 287.116584][ C0] RSP: 002b:00007ffc63e8fbc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[ 287.116597][ C0] RAX: ffffffffffffffda RBX: 00007f9c5c395c80 RCX: 00007f9c5c4e5407
[ 287.116607][ C0] RDX: 000000000000003d RSI: 00007ffc63e8fd00 RDI: 0000000000000003
[ 287.116616][ C0] RBP: 00007ffc63e90130 R08: 0000000000000000 R09: 0000000000000000
[ 287.116624][ C0] R10: 0000000000004000 R11: 0000000000000202 R12: 00007ffc63e90148
[ 287.116633][ C0] R13: 00007ffc63e8fd00 R14: 0000000000000022 R15: 00007ffc63e8fd00
[ 287.116649][ C0]
[ 287.116868][ T29] Kernel panic - not syncing: hung_task: blocked tasks
[ 287.470858][ T29] CPU: 1 PID: 29 Comm: khungtaskd Not tainted 6.6.94-syzkaller #0
[ 287.478655][ T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 287.488786][ T29] Call Trace:
[ 287.492058][ T29]
[ 287.494981][ T29] dump_stack_lvl+0x16c/0x230
[ 287.499664][ T29] ? show_regs_print_info+0x20/0x20
[ 287.504856][ T29] ? load_image+0x3b0/0x3b0
[ 287.509359][ T29] panic+0x2c0/0x710
[ 287.513244][ T29] ? bpf_jit_dump+0xd0/0xd0
[ 287.517742][ T29] ? __irq_work_queue_local+0x13a/0x3b0
[ 287.523287][ T29] ? irq_work_queue+0xbc/0x140
[ 287.528045][ T29] watchdog+0xf80/0xf80
[ 287.532197][ T29] ? watchdog+0x1e1/0xf80
[ 287.536521][ T29] kthread+0x2fa/0x390
[ 287.540578][ T29] ? hungtask_pm_notify+0x90/0x90
[ 287.545594][ T29] ? kthread_blkcg+0xd0/0xd0
[ 287.550171][ T29] ret_from_fork+0x48/0x80
[ 287.554577][ T29] ? kthread_blkcg+0xd0/0xd0
[ 287.559169][ T29] ret_from_fork_asm+0x11/0x20
[ 287.564037][ T29]
[ 287.567270][ T29] Kernel Offset: disabled
[ 287.571583][ T29] Rebooting in 86400 seconds..