------------[ cut here ]------------ kernel BUG at fs/namei.c:2894! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 417 Comm: syz-executor.0 Not tainted 5.4.278-syzkaller-04927-g6b0e3b1eb7d6 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 RIP: 0010:may_delete+0x750/0x760 fs/namei.c:2894 Code: 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c e8 fd ff ff 4c 89 e7 e8 31 0e f6 ff e9 db fd ff ff e8 f7 27 c6 ff 0f 0b e8 f0 27 c6 ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 56 53 48 89 fb RSP: 0018:ffff8881f041fc28 EFLAGS: 00010293 RAX: ffffffff819e10d0 RBX: ffff8881dd08fde8 RCX: ffff8881f0d46e40 RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000 RBP: ffff8881dd0d29c0 R08: ffffffff819e09f8 R09: 0000000000000003 R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff8881dd08fdd0 R13: dffffc0000000000 R14: 0000000000000001 R15: ffff8881e87d4100 FS: 000055555692e480(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555556937818 CR3: 00000001dab5b000 CR4: 00000000003406b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: vfs_rmdir+0x29/0x3c0 fs/namei.c:4008 incfs_kill_sb+0x105/0x200 fs/incfs/vfs.c:1944 deactivate_locked_super+0xa8/0x110 fs/super.c:335 deactivate_super+0x1e2/0x2a0 fs/super.c:366 cleanup_mnt+0x44e/0x500 fs/namespace.c:1102 task_work_run+0x140/0x170 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_usermode_loop+0x190/0x1a0 arch/x86/entry/common.c:163 prepare_exit_to_usermode+0x199/0x200 arch/x86/entry/common.c:194 entry_SYSCALL_64_after_hwframe+0x5c/0xc1 RIP: 0033:0x7f0a814e1117 Code: b0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b0 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007ffe23227cb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f0a814e1117 RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffe23227d70 RBP: 00007ffe23227d70 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffe23228e30 R13: 00007f0a8152b3b9 R14: 000000000000bf02 R15: 0000000000000003 Modules linked in: ---[ end trace c2cf9300b1adbf7d ]--- RIP: 0010:may_delete+0x750/0x760 fs/namei.c:2894 Code: 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c e8 fd ff ff 4c 89 e7 e8 31 0e f6 ff e9 db fd ff ff e8 f7 27 c6 ff 0f 0b e8 f0 27 c6 ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 41 56 53 48 89 fb RSP: 0018:ffff8881f041fc28 EFLAGS: 00010293 RAX: ffffffff819e10d0 RBX: ffff8881dd08fde8 RCX: ffff8881f0d46e40 RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000 RBP: ffff8881dd0d29c0 R08: ffffffff819e09f8 R09: 0000000000000003 R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff8881dd08fdd0 R13: dffffc0000000000 R14: 0000000000000001 R15: ffff8881e87d4100 FS: 000055555692e480(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555556937818 CR3: 00000001dab5b000 CR4: 00000000003406b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400