------------[ cut here ]------------ WARNING: CPU: 0 PID: 6918 at io_uring/io_uring.c:2999 io_ring_exit_work+0x338/0x6ec Modules linked in: CPU: 0 PID: 6918 Comm: kworker/u4:40 Not tainted 6.3.0-rc7-syzkaller-g14f8db1c0f9a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 Workqueue: events_unbound io_ring_exit_work pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : io_ring_exit_work+0x338/0x6ec lr : io_ring_exit_work+0x334/0x6ec io_uring/io_uring.c:2999 sp : ffff80002bcd79c0 x29: ffff80002bcd7b00 x28: ffff8000129403c0 x27: 0000000000001770 x26: 1fffe000275a1479 x25: ffff00013ad0a360 x24: ffff00013ad0a3c8 x23: ffff00013ad0a890 x22: dfff800000000000 x21: 1fffe000275a1400 x20: ffff00013ad0a000 x19: fffffffffffffffa x18: 1fffe000368519b6 x17: ffff800015c7d000 x16: ffff8000084f9a5c x15: ffff0001b428cdbc x14: 1ffff00002b900b0 x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000cb0db680 x7 : ffff80000a9e3af4 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000123e90c8 x2 : 0000000000000001 x1 : fffffffffffffffa x0 : 0000000000000000 Call trace: io_ring_exit_work+0x338/0x6ec process_one_work+0x788/0x12d4 kernel/workqueue.c:2390 worker_thread+0x8e0/0xfe8 kernel/workqueue.c:2537 kthread+0x24c/0x2d4 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 546130 hardirqs last enabled at (546129): [] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:242 hardirqs last disabled at (546130): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (539622): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (539622): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (539213): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]---