------------[ cut here ]------------ WARNING: CPU: 1 PID: 4473 at io_uring/io_uring.c:872 io_req_complete_failed+0x1c4/0x280 io_uring/io_uring.c:872 Modules linked in: CPU: 1 PID: 4473 Comm: kworker/1:7 Not tainted 6.1.23-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 Workqueue: events io_fallback_req_func pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : io_req_complete_failed+0x1c4/0x280 io_uring/io_uring.c:872 lr : io_req_complete_failed+0x1c4/0x280 io_uring/io_uring.c:872 sp : ffff80001e287a20 x29: ffff80001e287a20 x28: ffff0001b45ecc00 x27: 0000000000000000 x26: 1ffff00003c50f58 x25: 1ffff00003c50f54 x24: 000000000000001b x23: dfff800000000000 x22: ffff0000d3f23090 x21: 0000000000000000 x20: 00000000ffffff83 x19: ffff0000d3f23000 x18: ffff80001e287720 x17: 0000000000000000 x16: ffff8000082ffed8 x15: 0000000000000000 x14: 0000000000000000 x13: 0000000000000003 x12: ffff000128428000 x11: ff8080000a9f3f44 x10: 0000000000000000 x9 : ffff80000a9f3f44 x8 : ffff000128428000 x7 : 0000000000000000 x6 : 0000000000000000 x5 : ffff800018925160 x4 : 0000000000000008 x3 : ffff80000831a370 x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: io_req_complete_failed+0x1c4/0x280 io_uring/io_uring.c:872 io_apoll_task_func+0xc0/0xd4 io_uring/poll.c:371 io_fallback_req_func+0x110/0x1f4 io_uring/io_uring.c:250 process_one_work+0x7ac/0x1404 kernel/workqueue.c:2289 worker_thread+0x8e4/0xfec kernel/workqueue.c:2436 kthread+0x24c/0x2d4 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860 irq event stamp: 379018 hardirqs last enabled at (379017): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline] hardirqs last enabled at (379017): [] _raw_spin_unlock_irq+0x3c/0x90 kernel/locking/spinlock.c:202 hardirqs last disabled at (379018): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (378962): [] spin_unlock_bh include/linux/spinlock.h:395 [inline] softirqs last enabled at (378962): [] nsim_dev_trap_report drivers/net/netdevsim/dev.c:823 [inline] softirqs last enabled at (378962): [] nsim_dev_trap_report_work+0x620/0x924 drivers/net/netdevsim/dev.c:853 softirqs last disabled at (378960): [] spin_lock_bh include/linux/spinlock.h:355 [inline] softirqs last disabled at (378960): [] nsim_dev_trap_report drivers/net/netdevsim/dev.c:819 [inline] softirqs last disabled at (378960): [] nsim_dev_trap_report_work+0x59c/0x924 drivers/net/netdevsim/dev.c:853 ---[ end trace 0000000000000000 ]---