Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fae597f0c78 EFLAGS: 00000246 ORIG_RAX: 00000000000001a9
RAX: ffffffffffffffda RBX: 00007fae597f0c90 RCX: 000000000045a219
RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000d0d
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fae597f16d4
R13: 00000000004c1915 R14: 00000000004d55d8 R15: 0000000000000003
INFO: trying to register non-static key.
the code is fine but needs lockdep annotation.
turning off the locking correctness validator.
CPU: 0 PID: 7663 Comm: syz-executor.4 Not tainted 5.4.0-rc5+ #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x113/0x167 lib/dump_stack.c:113
 assign_lock_key kernel/locking/lockdep.c:881 [inline]
 register_lock_class+0x2028/0x22d0 kernel/locking/lockdep.c:1190
 __lock_acquire+0xff/0x4ef0 kernel/locking/lockdep.c:3837
 lock_acquire+0x194/0x410 kernel/locking/lockdep.c:4487
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0x99/0xd0 kernel/locking/spinlock.c:159
 __wake_up_common_lock+0xc1/0x140 kernel/sched/wait.c:122
 __wake_up+0xe/0x10 kernel/sched/wait.c:142
 io_cqring_ev_posted+0x92/0xf0 fs/io_uring.c:599
 io_cqring_overflow_flush+0x60a/0xa10 fs/io_uring.c:646
 io_ring_ctx_wait_and_kill+0x1ea/0x620 fs/io_uring.c:4140
 io_uring_create fs/io_uring.c:4477 [inline]
 io_uring_setup+0x1475/0x19a0 fs/io_uring.c:4503
 __do_sys_io_uring_setup fs/io_uring.c:4516 [inline]
 __se_sys_io_uring_setup fs/io_uring.c:4513 [inline]
 __x64_sys_io_uring_setup+0x4f/0x70 fs/io_uring.c:4513
 do_syscall_64+0xca/0x5d0 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45a219
Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fae597f0c78 EFLAGS: 00000246 ORIG_RAX: 00000000000001a9
RAX: ffffffffffffffda RBX: 00007fae597f0c90 RCX: 000000000045a219
RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000d0d
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fae597f16d4
R13: 00000000004c1915 R14: 00000000004d55d8 R15: 0000000000000003
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 7663 Comm: syz-executor.4 Not tainted 5.4.0-rc5+ #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__wake_up_common+0xdd/0x5f0 kernel/sched/wait.c:86
Code: fc 04 00 00 4c 8b 43 38 49 83 e8 18 49 8d 78 18 49 39 fc 0f 84 5c 02 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 <80> 3c 01 00 0f 85 ef 04 00 00 49 8b 40 18 89 55 b8 31 db 49 be 00
RSP: 0018:ffff88809446fb40 EFLAGS: 00010046
RAX: dffffc0000000000 RBX: ffff8880a70ef118 RCX: 0000000000000000
RDX: 0000000000000001 RSI: 0000000000000003 RDI: 0000000000000000
RBP: ffff88809446fb98 R08: ffffffffffffffe8 R09: ffff88809446fbd8
R10: ffffed101288df61 R11: 0000000000000003 R12: ffff8880a70ef150
R13: 0000000000000286 R14: ffff88809446fc38 R15: 0000000000000000
FS:  00007fae597f1700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc60288ff8 CR3: 00000000a1b8c000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __wake_up_common_lock+0xe5/0x140 kernel/sched/wait.c:123
 __wake_up+0xe/0x10 kernel/sched/wait.c:142
 io_cqring_ev_posted+0x92/0xf0 fs/io_uring.c:599
 io_cqring_overflow_flush+0x60a/0xa10 fs/io_uring.c:646
 io_ring_ctx_wait_and_kill+0x1ea/0x620 fs/io_uring.c:4140
 io_uring_create fs/io_uring.c:4477 [inline]
 io_uring_setup+0x1475/0x19a0 fs/io_uring.c:4503
 __do_sys_io_uring_setup fs/io_uring.c:4516 [inline]
 __se_sys_io_uring_setup fs/io_uring.c:4513 [inline]
 __x64_sys_io_uring_setup+0x4f/0x70 fs/io_uring.c:4513
 do_syscall_64+0xca/0x5d0 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45a219
Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fae597f0c78 EFLAGS: 00000246 ORIG_RAX: 00000000000001a9
RAX: ffffffffffffffda RBX: 00007fae597f0c90 RCX: 000000000045a219
RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000d0d
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fae597f16d4
R13: 00000000004c1915 R14: 00000000004d55d8 R15: 0000000000000003
Modules linked in:
---[ end trace 350185e9b24feba4 ]---
RIP: 0010:__wake_up_common+0xdd/0x5f0 kernel/sched/wait.c:86
Code: fc 04 00 00 4c 8b 43 38 49 83 e8 18 49 8d 78 18 49 39 fc 0f 84 5c 02 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 <80> 3c 01 00 0f 85 ef 04 00 00 49 8b 40 18 89 55 b8 31 db 49 be 00
RSP: 0018:ffff88809446fb40 EFLAGS: 00010046
RAX: dffffc0000000000 RBX: ffff8880a70ef118 RCX: 0000000000000000
RDX: 0000000000000001 RSI: 0000000000000003 RDI: 0000000000000000
RBP: ffff88809446fb98 R08: ffffffffffffffe8 R09: ffff88809446fbd8
R10: ffffed101288df61 R11: 0000000000000003 R12: ffff8880a70ef150
R13: 0000000000000286 R14: ffff88809446fc38 R15: 0000000000000000
FS:  00007fae597f1700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc60288ff8 CR3: 00000000a1b8c000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400