R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 21177 at fs/io_uring.c:7081 io_rsrc_node_switch+0x2a5/0x390 fs/io_uring.c:7081 Modules linked in: CPU: 0 PID: 21177 Comm: syz-executor.1 Not tainted 5.12.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:io_rsrc_node_switch+0x2a5/0x390 fs/io_uring.c:7081 Code: ff 4d 85 e4 74 a4 48 83 c4 20 5b 5d 41 5c 41 5d 41 5e 41 5f e9 fc 00 99 ff e8 f7 00 99 ff 0f 0b e9 ee fd ff ff e8 eb 00 99 ff <0f> 0b e9 9d fd ff ff 4c 89 f7 e8 7c e0 dc ff eb 8b 4c 89 ef e8 72 RSP: 0018:ffffc90016bd7d70 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff8880555f4000 RCX: ffffc9000b27c000 RDX: 0000000000040000 RSI: ffffffff81db5d25 RDI: ffff8880555f4000 RBP: 0000000000000000 R08: 0000000000000dc0 R09: ffffffff8c0b37d3 R10: fffffbfff18166fa R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: ffff8880555f4808 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9c00000(0063) knlGS:00000000f55a8b40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 000000000816f59c CR3: 0000000015290000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: io_uring_create fs/io_uring.c:9611 [inline] io_uring_setup+0xf75/0x2a80 fs/io_uring.c:9689 do_syscall_32_irqs_on arch/x86/entry/common.c:78 [inline] __do_fast_syscall_32+0x67/0xe0 arch/x86/entry/common.c:143 do_fast_syscall_32+0x2f/0x70 arch/x86/entry/common.c:168 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c RIP: 0023:0xf7fae549 Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 RSP: 002b:00000000f55a85ac EFLAGS: 00000282 ORIG_RAX: 00000000000001a9 RAX: ffffffffffffffda RBX: 0000000000004853 RCX: 0000000020000180 RDX: 000000007223d500 RSI: 0000000000000000 RDI: 000000002060e000 RBP: 0000000020000240 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000