------------[ cut here ]------------ WARNING: CPU: 1 PID: 60 at kernel/workqueue.c:2257 current_wq_worker kernel/workqueue_internal.h:69 [inline] WARNING: CPU: 1 PID: 60 at kernel/workqueue.c:2257 is_chained_work kernel/workqueue.c:2199 [inline] WARNING: CPU: 1 PID: 60 at kernel/workqueue.c:2257 __queue_work+0xe50/0x1308 kernel/workqueue.c:2256 Modules linked in: CPU: 1 UID: 0 PID: 60 Comm: kworker/u8:4 Not tainted 6.12.0-syzkaller-g7b1d1d4cfac0 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Workqueue: ipv6_addrconf addrconf_dad_work 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:2199 [inline] lr : __queue_work+0xe50/0x1308 kernel/workqueue.c:2256 sp : ffff800080017b20 x29: ffff800080017b70 x28: 1fffe00018857791 x27: dfff800000000000 x26: dfff800000000000 x25: ffff0000d9934000 x24: 0000000000000008 x23: 1fffe00018857791 x22: ffff0000d99341c0 x21: 0000000000000100 x20: ffff0000c42bbc80 x19: ffff0000c2d74930 x18: 1fffe000366cb076 x17: ffff800123ee9000 x16: ffff8000830d1d70 x15: 0000000000000002 x14: ffff80008f8205d8 x13: dfff800000000000 x12: 000000001b1423ce x11: 00000000fa9adf7f x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000c42bbc80 x7 : ffff800080470ed8 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80008de2e840 x2 : ffff0000c2d74930 x1 : 0000000000000100 x0 : 0000000000000000 Call trace: current_wq_worker kernel/workqueue_internal.h:69 [inline] (P) is_chained_work kernel/workqueue.c:2199 [inline] (P) __queue_work+0xe50/0x1308 kernel/workqueue.c:2256 (P) current_wq_worker kernel/workqueue_internal.h:69 [inline] (L) is_chained_work kernel/workqueue.c:2199 [inline] (L) __queue_work+0xe50/0x1308 kernel/workqueue.c:2256 (L) delayed_work_timer_fn+0x74/0x90 kernel/workqueue.c:2485 call_timer_fn+0x1b4/0x8f0 kernel/time/timer.c:1794 expire_timers kernel/time/timer.c:1840 [inline] __run_timers kernel/time/timer.c:2419 [inline] __run_timer_base+0x59c/0x7b4 kernel/time/timer.c:2430 run_timer_base kernel/time/timer.c:2439 [inline] run_timer_softirq+0xcc/0x194 kernel/time/timer.c:2449 handle_softirqs+0x2e0/0xbf8 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:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:435 [inline] __irq_exit_rcu+0x1d8/0x544 kernel/softirq.c:655 irq_exit_rcu+0x14/0x84 kernel/softirq.c:671 __el1_irq arch/arm64/kernel/entry-common.c:561 [inline] el1_interrupt+0x38/0x68 arch/arm64/kernel/entry-common.c:575 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:580 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596 process_one_work+0x8f8/0x1600 kernel/workqueue.c:3238 (P) process_one_work+0x8d4/0x1600 kernel/workqueue.c:3238 (L) process_scheduled_works kernel/workqueue.c:3310 [inline] worker_thread+0x97c/0xeec kernel/workqueue.c:3391 kthread+0x288/0x310 kernel/kthread.c:389 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862 irq event stamp: 314413 hardirqs last enabled at (314412): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (314412): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (314413): [] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:117 [inline] hardirqs last disabled at (314413): [] _raw_spin_lock_irq+0x28/0x70 kernel/locking/spinlock.c:170 softirqs last enabled at (314398): [] softirq_handle_end kernel/softirq.c:400 [inline] softirqs last enabled at (314398): [] handle_softirqs+0xa38/0xbf8 kernel/softirq.c:582 softirqs last disabled at (314405): [] __do_softirq+0x14/0x20 kernel/softirq.c:588 ---[ end trace 0000000000000000 ]---