kernel BUG at fs/namei.c:2894! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 362 Comm: syz-executor165 Not tainted 5.4.289-syzkaller-00025-g49530c73f82d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 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 41 0d f6 ff e9 db fd ff ff e8 17 23 c6 ff 0f 0b e8 10 23 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:ffff8881eeb8fb28 EFLAGS: 00010293 RAX: ffffffff819e2760 RBX: ffff8881dca26678 RCX: ffff8881f30c2f40 RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000 RBP: ffff8881dca2bf10 R08: ffffffff819e2088 R09: 0000000000000003 R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff8881dca26660 R13: dffffc0000000000 R14: 0000000000000001 R15: ffff8881dcae12d8 FS: 000055557287b380(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000557ace7a0b08 CR3: 00000001e073a000 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 ptrace_notify+0x29e/0x350 kernel/signal.c:2274 ptrace_report_syscall include/linux/tracehook.h:66 [inline] tracehook_report_syscall_exit include/linux/tracehook.h:129 [inline] syscall_slow_exit_work+0x167/0x400 arch/x86/entry/common.c:246 syscall_return_slowpath arch/x86/entry/common.c:271 [inline] do_syscall_64+0x19d/0x1c0 arch/x86/entry/common.c:300 entry_SYSCALL_64_after_hwframe+0x5c/0xc1 RIP: 0033:0x7f8357df03c7 Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007ffe665afef8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f8357df03c7 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe665affb0 RBP: 00007ffe665affb0 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffe665b10a0 R13: 0000555572884700 R14: 0000000000000001 R15: 431bde82d7b634db Modules linked in: ---[ end trace 099c1a89d980b25d ]--- 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 41 0d f6 ff e9 db fd ff ff e8 17 23 c6 ff 0f 0b e8 10 23 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:ffff8881eeb8fb28 EFLAGS: 00010293 RAX: ffffffff819e2760 RBX: ffff8881dca26678 RCX: ffff8881f30c2f40 RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000 RBP: ffff8881dca2bf10 R08: ffffffff819e2088 R09: 0000000000000003 R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff8881dca26660 R13: dffffc0000000000 R14: 0000000000000001 R15: ffff8881dcae12d8 FS: 000055557287b380(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000557ace7a0b08 CR3: 00000001e073a000 CR4: 00000000003406b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400