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kernel BUG at fs/io_uring.c:1293!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 2949 Comm: kworker/0:2 Not tainted 5.14.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events io_fallback_req_func
RIP: 0010:io_queue_async_work+0x535/0x540 fs/io_uring.c:1293
Code: 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 10 fc ff ff 4c 89 e7 e8 ac 85 dc ff e9 03 fc ff ff e8 c2 47 93 ff 0f 0b e8 bb 47 93 ff <0f> 0b 66 0f 1f 84 00 00 00 00 00 55 41 57 41 56 41 55 41 54 53 48
RSP: 0018:ffffc90001f47a98 EFLAGS: 00010293
RAX: ffffffff81ecaf55 RBX: ffff8880195df0b0 RCX: ffff8880200cb880
RDX: 0000000000000000 RSI: 0000000000000014 RDI: ffff8880295c5690
RBP: ffff888013bbc090 R08: ffffffff81ed0507 R09: ffffffff81ed048a
R10: 0000000000000002 R11: ffff8880200cb880 R12: dffffc0000000000
R13: ffff8880295c5640 R14: 0000000000000000 R15: 1ffff110032bbe16
FS:  0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000544038 CR3: 0000000016e8f000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __io_queue_sqe+0xd4f/0xf30 fs/io_uring.c:6448
 io_req_task_submit+0xb3/0x200 fs/io_uring.c:2020
 io_fallback_req_func+0x9c/0xd0 fs/io_uring.c:2441
 process_one_work+0x833/0x10c0 kernel/workqueue.c:2276
 worker_thread+0xac1/0x1320 kernel/workqueue.c:2422
 kthread+0x453/0x480 kernel/kthread.c:319
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
Modules linked in:
---[ end trace 10c2ba97fb9259c8 ]---
RIP: 0010:io_queue_async_work+0x535/0x540 fs/io_uring.c:1293
Code: 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 10 fc ff ff 4c 89 e7 e8 ac 85 dc ff e9 03 fc ff ff e8 c2 47 93 ff 0f 0b e8 bb 47 93 ff <0f> 0b 66 0f 1f 84 00 00 00 00 00 55 41 57 41 56 41 55 41 54 53 48
RSP: 0018:ffffc90001f47a98 EFLAGS: 00010293
RAX: ffffffff81ecaf55 RBX: ffff8880195df0b0 RCX: ffff8880200cb880
RDX: 0000000000000000 RSI: 0000000000000014 RDI: ffff8880295c5690
RBP: ffff888013bbc090 R08: ffffffff81ed0507 R09: ffffffff81ed048a
R10: 0000000000000002 R11: ffff8880200cb880 R12: dffffc0000000000
R13: ffff8880295c5640 R14: 0000000000000000 R15: 1ffff110032bbe16
FS:  0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055e43caa2008 CR3: 0000000027d24000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400