general protection fault, probably for non-canonical address 0xdffffc0000000018: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x00000000000000c0-0x00000000000000c7]
CPU: 3 PID: 27136 Comm: syz-executor.1 Not tainted 5.12.0-rc5-syzkaller #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014
RIP: 0010:io_commit_cqring+0x37f/0xc10 fs/io_uring.c:1318
Code: 74 08 3c 03 0f 8e fa 05 00 00 48 8d bb c0 00 00 00 41 8b ac 24 00 06 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 b7
RSP: 0018:ffffc90005077c78 EFLAGS: 00010006
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc9000ea75000
RDX: 0000000000000018 RSI: ffffffff81da3d81 RDI: 00000000000000c0
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000003
R10: fffff52000a0ef8f R11: 0000000000000000 R12: ffff888077a14000
R13: 0000000000000000 R14: 1ffff92000a0efab R15: ffff888077a140c0
FS:  00007fd22f106700(0000) GS:ffff88802cd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000200002c4 CR3: 0000000073998000 CR4: 0000000000150ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 io_kill_timeouts+0x2b5/0x320 fs/io_uring.c:8606
 io_ring_ctx_wait_and_kill+0x1da/0x400 fs/io_uring.c:8629
 io_uring_create fs/io_uring.c:9572 [inline]
 io_uring_setup+0x10da/0x2ae0 fs/io_uring.c:9599
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x466459
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fd22f106108 EFLAGS: 00000202 ORIG_RAX: 00000000000001a9
RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459
RDX: 0000000020fff000 RSI: 00000000200002c0 RDI: 00000000000076d4
RBP: 00000000200002c0 R08: 0000000020000100 R09: 0000000020000100
R10: 0000000020000000 R11: 0000000000000202 R12: 0000000020000100
R13: 0000000020fff000 R14: 0000000020000000 R15: 0000000020ffc000
Modules linked in:
---[ end trace e3f5ef6c2cbc687f ]---
RIP: 0010:io_commit_cqring+0x37f/0xc10 fs/io_uring.c:1318
Code: 74 08 3c 03 0f 8e fa 05 00 00 48 8d bb c0 00 00 00 41 8b ac 24 00 06 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 b7
RSP: 0018:ffffc90005077c78 EFLAGS: 00010006
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc9000ea75000
RDX: 0000000000000018 RSI: ffffffff81da3d81 RDI: 00000000000000c0
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000003
R10: fffff52000a0ef8f R11: 0000000000000000 R12: ffff888077a14000
R13: 0000000000000000 R14: 1ffff92000a0efab R15: ffff888077a140c0
FS:  00007fd22f106700(0000) GS:ffff88802cd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000200002c4 CR3: 0000000073998000 CR4: 0000000000150ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400