syzbot

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WARNING: CPU: 0 PID: 7697 at kernel/workqueue.c:2259 current_wq_worker kernel/workqueue_internal.h:69 [inline]
WARNING: CPU: 0 PID: 7697 at kernel/workqueue.c:2259 is_chained_work kernel/workqueue.c:2201 [inline]
WARNING: CPU: 0 PID: 7697 at kernel/workqueue.c:2259 __queue_work+0xe50/0x1308 kernel/workqueue.c:2258
Modules linked in:
CPU: 0 UID: 0 PID: 7697 Comm: syz.1.197 Not tainted 6.11.0-rc5-syzkaller-gdf54f4a16f82 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
pstate: 404000c5 (nZcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __queue_work+0xe50/0x1308 kernel/workqueue_internal.h:69
lr : current_wq_worker kernel/workqueue_internal.h:69 [inline]
lr : is_chained_work kernel/workqueue.c:2201 [inline]
lr : __queue_work+0xe50/0x1308 kernel/workqueue.c:2258
sp : ffff800080007b20
x29: ffff800080007b70 x28: 1fffe0001b29f001 x27: dfff800000000000
x26: dfff800000000000 x25: ffff0000d13a7000 x24: 0000000000000008
x23: 1fffe0001b29f001 x22: ffff0000d13a71c0 x21: 0000000000000100
x20: ffff0000d94f8000 x19: ffff0000d0910930 x18: 1fffe00036799fe6
x17: ffff800124878000 x16: ffff80008301a844 x15: 0000000000000002
x14: ffff80008f510510 x13: dfff800000000000 x12: 0000000072757ad3
x11: 000000005b133eda x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000d94f8000 x7 : ffff80008045145c x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80008dbbe720
x2 : ffff0000d0910930 x1 : 0000000000000100 x0 : 0000000000000000
Call trace:
 current_wq_worker kernel/workqueue_internal.h:69 [inline]
 is_chained_work kernel/workqueue.c:2201 [inline]
 __queue_work+0xe50/0x1308 kernel/workqueue.c:2258
 delayed_work_timer_fn+0x74/0x90 kernel/workqueue.c:2487
 call_timer_fn+0x1b4/0x8e8 kernel/time/timer.c:1792
 expire_timers kernel/time/timer.c:1838 [inline]
 __run_timers kernel/time/timer.c:2417 [inline]
 __run_timer_base+0x59c/0x7b4 kernel/time/timer.c:2428
 run_timer_base kernel/time/timer.c:2437 [inline]
 run_timer_softirq+0xcc/0x194 kernel/time/timer.c:2447
 handle_softirqs+0x2e4/0xbfc kernel/softirq.c:554
 __do_softirq+0x14/0x20 kernel/softirq.c:588
 ____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:637
 irq_exit_rcu+0x14/0x84 kernel/softirq.c:649
 __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_enable arch/arm64/include/asm/irqflags.h:26 [inline]
 arch_local_irq_enable arch/arm64/include/asm/irqflags.h:48 [inline]
 raw_spin_rq_unlock_irq kernel/sched/sched.h:1427 [inline]
 finish_lock_switch+0xc0/0x1e4 kernel/sched/core.c:4942
 finish_task_switch+0x120/0x608 kernel/sched/core.c:5060
 context_switch kernel/sched/core.c:5191 [inline]
 __schedule+0x13d8/0x2418 kernel/sched/core.c:6529
 __schedule_loop kernel/sched/core.c:6606 [inline]
 schedule+0xbc/0x238 kernel/sched/core.c:6621
 schedule_timeout+0xb8/0x33c kernel/time/timer.c:2557
 unix_wait_for_peer+0x1d8/0x2a8 net/unix/af_unix.c:1532
 unix_dgram_sendmsg+0xe40/0x1888 net/unix/af_unix.c:2134
 sock_sendmsg_nosec net/socket.c:730 [inline]
 __sock_sendmsg net/socket.c:745 [inline]
 ____sys_sendmsg+0x56c/0x840 net/socket.c:2597
 ___sys_sendmsg net/socket.c:2651 [inline]
 __sys_sendmmsg+0x318/0x7e0 net/socket.c:2737
 __do_sys_sendmmsg net/socket.c:2766 [inline]
 __se_sys_sendmmsg net/socket.c:2763 [inline]
 __arm64_sys_sendmmsg+0xa0/0xbc net/socket.c:2763
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712
 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598
irq event stamp: 80997
hardirqs last  enabled at (80996): [<ffff8000801f6f3c>] handle_softirqs+0x1c0/0xbfc kernel/softirq.c:538
hardirqs last disabled at (80997): [<ffff80008b3e5520>] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:117 [inline]
hardirqs last disabled at (80997): [<ffff80008b3e5520>] _raw_spin_lock_irq+0x28/0x70 kernel/locking/spinlock.c:170
softirqs last  enabled at (77338): [<ffff8000801f77b8>] softirq_handle_end kernel/softirq.c:400 [inline]
softirqs last  enabled at (77338): [<ffff8000801f77b8>] handle_softirqs+0xa3c/0xbfc kernel/softirq.c:582
softirqs last disabled at (80995): [<ffff800080020de8>] __do_softirq+0x14/0x20 kernel/softirq.c:588
---[ end trace 0000000000000000 ]---