syzbot

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WARNING: CPU: 1 PID: 3 at kernel/workqueue.c:2322 current_wq_worker kernel/workqueue_internal.h:69 [inline]
WARNING: CPU: 1 PID: 3 at kernel/workqueue.c:2322 is_chained_work kernel/workqueue.c:2264 [inline]
WARNING: CPU: 1 PID: 3 at kernel/workqueue.c:2322 __queue_work+0xdec/0x12b0 kernel/workqueue.c:2321
Modules linked in:
CPU: 1 PID: 3 Comm: pool_workqueue_ Not tainted 6.9.0-rc4-syzkaller-g6a71d2909427 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
pstate: 004010c5 (nzcv daIF +PAN -UAO -TCO -DIT +SSBS BTYPE=--)
pc : __queue_work+0xdec/0x12b0 kernel/workqueue_internal.h:69
lr : current_wq_worker kernel/workqueue_internal.h:69 [inline]
lr : is_chained_work kernel/workqueue.c:2264 [inline]
lr : __queue_work+0xdec/0x12b0 kernel/workqueue.c:2321
sp : ffff800080017b70
x29: ffff800080017bb0 x28: 1fffe0001832c791 x27: dfff800000000000
x26: dfff800000000000 x25: ffff0000c7dc8000 x24: 0000000000000008
x23: ffff0000c7dc81c0 x22: ffff0000c1963c88 x21: 0000000000000100
x20: ffff0000c1963c80 x19: ffff0000f5df4c10 x18: 1fffe000367bdd96
x17: ffff80012501d000 x16: ffff80008ae725bc x15: 0000000000000002
x14: ffff80008ee80668 x13: dfff800000000000 x12: 0000000036353f39
x11: 0000000030014ef6 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000c1963c80 x7 : ffff80008043f378 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80008d5ef4c0
x2 : ffff0000f5df4c10 x1 : 0000000000000100 x0 : 0000000000000000
Call trace:
 current_wq_worker kernel/workqueue_internal.h:69 [inline]
 is_chained_work kernel/workqueue.c:2264 [inline]
 __queue_work+0xdec/0x12b0 kernel/workqueue.c:2321
 delayed_work_timer_fn+0x74/0x90 kernel/workqueue.c:2529
 call_timer_fn+0x1b4/0x93c kernel/time/timer.c:1793
 expire_timers kernel/time/timer.c:1839 [inline]
 __run_timers kernel/time/timer.c:2418 [inline]
 __run_timer_base+0x59c/0x7b4 kernel/time/timer.c:2429
 run_timer_base kernel/time/timer.c:2438 [inline]
 run_timer_softirq+0xcc/0x194 kernel/time/timer.c:2448
 __do_softirq+0x2e4/0xd2c kernel/softirq.c:554
 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81
 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:889
 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86
 invoke_softirq kernel/softirq.c:435 [inline]
 __irq_exit_rcu+0x1d8/0x434 kernel/softirq.c:633
 irq_exit_rcu+0x14/0x84 kernel/softirq.c:645
 __el1_irq arch/arm64/kernel/entry-common.c:537 [inline]
 el1_interrupt+0x38/0x68 arch/arm64/kernel/entry-common.c:551
 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:556
 el1h_64_irq+0x64/0x68 arch/arm64/kernel/entry.S:594
 __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:175 [inline]
 arch_local_irq_restore arch/arm64/include/asm/irqflags.h:195 [inline]
 lockdep_unregister_key+0x3b4/0x454 kernel/locking/lockdep.c:6472
 wq_unregister_lockdep kernel/workqueue.c:4655 [inline]
 pwq_release_workfn+0x584/0x6c4 kernel/workqueue.c:4958
 kthread_worker_fn+0x444/0xb10 kernel/kthread.c:841
 kthread+0x288/0x310 kernel/kthread.c:388
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860
irq event stamp: 40693
hardirqs last  enabled at (40692): [<ffff800080020f90>] __do_softirq+0x1bc/0xd2c kernel/softirq.c:538
hardirqs last disabled at (40693): [<ffff80008af6508c>] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:117 [inline]
hardirqs last disabled at (40693): [<ffff80008af6508c>] _raw_spin_lock_irq+0x28/0x70 kernel/locking/spinlock.c:170
softirqs last  enabled at (40596): [<ffff8000800218e4>] softirq_handle_end kernel/softirq.c:400 [inline]
softirqs last  enabled at (40596): [<ffff8000800218e4>] __do_softirq+0xb10/0xd2c kernel/softirq.c:583
softirqs last disabled at (40691): [<ffff80008002ad34>] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81
---[ end trace 0000000000000000 ]---