------------[ cut here ]------------ WARNING: CPU: 1 PID: 6504 at kernel/workqueue.c:2257 current_wq_worker kernel/workqueue_internal.h:69 [inline] WARNING: CPU: 1 PID: 6504 at kernel/workqueue.c:2257 is_chained_work kernel/workqueue.c:2199 [inline] WARNING: CPU: 1 PID: 6504 at kernel/workqueue.c:2257 __queue_work+0xe50/0x1308 kernel/workqueue.c:2256 Modules linked in: CPU: 1 UID: 0 PID: 6504 Comm: syz.2.3 Not tainted 6.13.0-rc2-syzkaller-g2e7aff49b5da #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 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:2199 [inline] lr : __queue_work+0xe50/0x1308 kernel/workqueue.c:2256 sp : ffff800080017b40 x29: ffff800080017b90 x28: dfff800000000000 x27: ffff700010002f88 x26: dfff800000000000 x25: ffff0000d95b6800 x24: 0000000000000008 x23: 1fffe00019ba9b59 x22: ffff0000d95b69c0 x21: 0000000000000100 x20: ffff0000cdd4dac0 x19: ffff0000da77c930 x18: 1fffe000366c5e7e x17: ffff800123d64000 x16: ffff80008326d65c x15: 0000000000000002 x14: 1ffff00011f300ca x13: dfff800000000000 x12: 000000008d9295e0 x11: 00000000dd6f1268 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000cdd4dac0 x7 : ffff8000805819c0 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80008df6a320 x2 : ffff0000da77c930 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+0x1b4/0x8b8 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:2430 run_timer_base kernel/time/timer.c:2439 [inline] run_timer_softirq+0xcc/0x194 kernel/time/timer.c:2449 handle_softirqs+0x320/0xd34 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 __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:175 [inline] (P) arch_local_irq_restore arch/arm64/include/asm/irqflags.h:195 [inline] (P) __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] (P) _raw_spin_unlock_irqrestore+0x44/0x98 kernel/locking/spinlock.c:194 (P) __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] (L) _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 (L) spin_unlock_irqrestore include/linux/spinlock.h:406 [inline] prepare_to_wait_exclusive+0x1bc/0x214 kernel/sched/wait.c:256 unix_wait_for_peer+0x138/0x2a8 net/unix/af_unix.c:1520 unix_dgram_sendmsg+0xe40/0x1888 net/unix/af_unix.c:2131 sock_sendmsg_nosec net/socket.c:711 [inline] __sock_sendmsg net/socket.c:726 [inline] ____sys_sendmsg+0x56c/0x840 net/socket.c:2583 ___sys_sendmsg net/socket.c:2637 [inline] __sys_sendmmsg+0x2fc/0x76c net/socket.c:2726 __do_sys_sendmmsg net/socket.c:2753 [inline] __se_sys_sendmmsg net/socket.c:2750 [inline] __arm64_sys_sendmmsg+0xa0/0xbc net/socket.c:2750 __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:744 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 73197 hardirqs last enabled at (73196): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (73196): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (73197): [] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:117 [inline] hardirqs last disabled at (73197): [] _raw_spin_lock_irq+0x28/0x70 kernel/locking/spinlock.c:170 softirqs last enabled at (70212): [] softirq_handle_end kernel/softirq.c:400 [inline] softirqs last enabled at (70212): [] handle_softirqs+0xb44/0xd34 kernel/softirq.c:582 softirqs last disabled at (73167): [] __do_softirq+0x14/0x20 kernel/softirq.c:588 ---[ end trace 0000000000000000 ]---