------------[ cut here ]------------ WARNING: CPU: 0 PID: 10159 at fs/io_uring.c:7072 io_rsrc_node_switch+0x265/0x370 fs/io_uring.c:7073 Modules linked in: CPU: 0 PID: 10159 Comm: syz-executor.2 Not tainted 5.12.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:io_rsrc_node_switch+0x265/0x370 fs/io_uring.c:7072 Code: 48 83 c4 20 5b 5d 41 5c 41 5d 41 5e 41 5f c3 4d 85 e4 74 a1 48 83 c4 20 5b 5d 41 5c 41 5d 41 5e 41 5f c3 0f 0b e9 1a fe ff ff <0f> 0b e9 d8 fd ff ff 4c 89 f7 e8 3c 15 e2 ff eb 91 4c 89 ef e8 32 RSP: 0018:ffffc9000a73fd98 EFLAGS: 00010246 RAX: dffffc0000000000 RBX: ffff88801266e000 RCX: 0000000000000400 RDX: 1ffff110024cdd01 RSI: 0000000000000000 RDI: ffff88801266e000 RBP: 0000000000000000 R08: 0000000000000dc0 R09: ffffffff8a89ed93 R10: fffffbfff1513db2 R11: 0000000000000001 R12: ffff88801266e4b0 R13: 0000000000000000 R14: ffff88801266e808 R15: 00000000000007ff FS: 00007feb0b87e700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff792f8f008 CR3: 00000000253fa000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: io_uring_create fs/io_uring.c:9527 [inline] io_uring_setup+0xdb3/0x24e0 fs/io_uring.c:9605 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x4665f9 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:00007feb0b87e108 EFLAGS: 00000202 ORIG_RAX: 00000000000001a9 RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 00000000004665f9 RDX: 0000000020ffd000 RSI: 0000000020000000 RDI: 0000000000000345 RBP: 0000000020000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 0000000020ffd000 R14: 0000000000000000 R15: 0000000020ffb000