------------[ cut here ]------------ WARNING: CPU: 0 PID: 15561 at kernel/workqueue.c:1447 current_wq_worker kernel/workqueue_internal.h:68 [inline] WARNING: CPU: 0 PID: 15561 at kernel/workqueue.c:1447 is_chained_work kernel/workqueue.c:1384 [inline] WARNING: CPU: 0 PID: 15561 at kernel/workqueue.c:1447 __queue_work+0xe48/0x1374 kernel/workqueue.c:1446 Modules linked in: CPU: 0 PID: 15561 Comm: syz-executor.2 Not tainted 6.4.0-rc5-syzkaller-g177239177378 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __queue_work+0xe48/0x1374 kernel/workqueue_internal.h:68 lr : current_wq_worker kernel/workqueue_internal.h:68 [inline] lr : is_chained_work kernel/workqueue.c:1384 [inline] lr : __queue_work+0xe48/0x1374 kernel/workqueue.c:1446 sp : ffff800080007b70 x29: ffff800080007bb0 x28: 1fffe000195506f1 x27: 0000000000000008 x26: ffff0000f6cfb800 x25: dfff800000000000 x24: ffff0000caa83788 x23: ffff0000f6cfb9c0 x22: ffff0000caa83780 x21: 0000000000000000 x20: 0000000000000100 x19: ffff000140bd8b30 x18: 1fffe00019bd827e x17: ffff800126418000 x16: ffff80008a43bfbc x15: 0000000000010001 x14: 1ffff00011bd80ac x13: dfff800000000000 x12: 00000000beb1c7bb x11: 0000000000000101 x10: 0000000000000100 x9 : 0000000000000000 x8 : ffff0000caa83780 x7 : ffff800080412e8c x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80008c805480 x2 : ffff000140bd8b30 x1 : 0000000000000100 x0 : 0000000000000000 Call trace: current_wq_worker kernel/workqueue_internal.h:68 [inline] is_chained_work kernel/workqueue.c:1384 [inline] __queue_work+0xe48/0x1374 kernel/workqueue.c:1446 delayed_work_timer_fn+0x74/0x90 kernel/workqueue.c:1652 call_timer_fn+0x19c/0x8cc kernel/time/timer.c:1700 expire_timers kernel/time/timer.c:1746 [inline] __run_timers+0x5b4/0x734 kernel/time/timer.c:2022 run_timer_softirq+0x7c/0x114 kernel/time/timer.c:2035 __do_softirq+0x2d0/0xd54 kernel/softirq.c:571 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:882 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:85 invoke_softirq kernel/softirq.c:452 [inline] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:650 irq_exit_rcu+0x14/0x84 kernel/softirq.c:662 __el1_irq arch/arm64/kernel/entry-common.c:474 [inline] el1_interrupt+0x38/0x68 arch/arm64/kernel/entry-common.c:488 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:493 el1h_64_irq+0x64/0x68 arch/arm64/kernel/entry.S:587 __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:182 [inline] arch_local_irq_restore arch/arm64/include/asm/irqflags.h:202 [inline] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] _raw_spin_unlock_irqrestore+0x44/0x98 kernel/locking/spinlock.c:194 spin_unlock_irqrestore include/linux/spinlock.h:405 [inline] __wake_up_common_lock kernel/sched/wait.c:140 [inline] __wake_up_sync_key+0x124/0x1ac kernel/sched/wait.c:208 __unix_dgram_recvmsg+0x4c4/0xe2c net/unix/af_unix.c:2479 unix_dgram_recvmsg+0xd0/0xe8 net/unix/af_unix.c:2549 sock_recvmsg_nosec+0x90/0xec net/socket.c:1019 ____sys_recvmsg+0x5c0/0x6e8 net/socket.c:2720 ___sys_recvmsg net/socket.c:2764 [inline] do_recvmmsg+0x41c/0xb60 net/socket.c:2858 __sys_recvmmsg net/socket.c:2937 [inline] __do_sys_recvmmsg net/socket.c:2960 [inline] __se_sys_recvmmsg net/socket.c:2953 [inline] __arm64_sys_recvmmsg+0x180/0x23c net/socket.c:2953 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x244 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x64/0x198 arch/arm64/kernel/syscall.c:191 el0_svc+0x4c/0x160 arch/arm64/kernel/entry-common.c:647 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:665 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 irq event stamp: 295995 hardirqs last enabled at (295994): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (295994): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (295995): [] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:117 [inline] hardirqs last disabled at (295995): [] _raw_spin_lock_irq+0x28/0x70 kernel/locking/spinlock.c:170 softirqs last enabled at (293288): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (293288): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (295981): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]---