EXT4-fs (loop1): 1 truncate cleaned up
EXT4-fs (loop1): mounted filesystem without journal. Opts: nobarrier,noblock_validity,nombcache,nouser_xattr,barrier=0x000000000000000c,noacl,nodiscard,noauto_da_alloc,resgid=0x00000000000000002,errors=continue
EXT4-fs warning (device loop1): ext4_update_dynamic_rev:864: updating to rev 1 because of new feature flag, running e2fsck is recommended
------------[ cut here ]------------
kernel BUG at fs/namei.c:2894!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 639 Comm: syz.1.68 Not tainted 5.4.292-syzkaller-00021-gcd8e74fa0fa3 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:may_delete+0x7b1/0x7c0 fs/namei.c:2894
Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c dd fd ff ff 48 89 df e8 90 bf f6 ff e9 d0 fd ff ff e8 76 c5 c8 ff 0f 0b e8 6f c5 c8 ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 55 48 89 e5 41 56 53
RSP: 0018:ffff8881e21b7750 EFLAGS: 00010293
RAX: ffffffff8196b971 RBX: ffff8881e9e89110 RCX: ffff8881ea9f8000
RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
RBP: ffff8881e21b77d0 R08: 0000000000000004 R09: 0000000000000003
R10: ffffed103c436ed0 R11: 1ffff1103c436ed0 R12: ffff8881dd25e518
R13: 1ffff1103d3d1222 R14: ffff8881e9e89128 R15: ffff8881e9e87ad0
FS:  00007fd381f396c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000020000000b000 CR3: 00000001d8f09000 CR4: 00000000003426b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 vfs_rmdir+0x2c/0x3e0 fs/namei.c:4008
 incfs_kill_sb+0xfe/0x210 fs/incfs/vfs.c:1944
 deactivate_locked_super+0xa0/0x100 fs/super.c:335
 deactivate_super+0x14f/0x1d0 fs/super.c:366
 cleanup_mnt+0x446/0x500 fs/namespace.c:1102
 __cleanup_mnt+0x19/0x20 fs/namespace.c:1109
 task_work_run+0x146/0x170 kernel/task_work.c:113
 exit_task_work include/linux/task_work.h:22 [inline]
 do_exit+0xa43/0x2660 kernel/exit.c:861
 do_group_exit+0x13e/0x300 kernel/exit.c:984
 get_signal+0xdee/0x13d0 kernel/signal.c:2738
 do_signal+0xad/0xda0 arch/x86/kernel/signal.c:809
 exit_to_usermode_loop+0xc4/0x1b0 arch/x86/entry/common.c:159
 prepare_exit_to_usermode+0x18e/0x1f0 arch/x86/entry/common.c:194
 syscall_return_slowpath arch/x86/entry/common.c:274 [inline]
 do_syscall_64+0x13e/0x170 arch/x86/entry/common.c:300
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1
RIP: 0033:0x7fd3838d0969
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fd381f390e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007fd383af7fa8 RCX: 00007fd3838d0969
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fd383af7fa8
RBP: 00007fd383af7fa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd383af7fac
R13: 0000000000000000 R14: 00007ffe325f1540 R15: 00007ffe325f1628
Modules linked in:
---[ end trace 74373719d561a86b ]---
RIP: 0010:may_delete+0x7b1/0x7c0 fs/namei.c:2894
Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c dd fd ff ff 48 89 df e8 90 bf f6 ff e9 d0 fd ff ff e8 76 c5 c8 ff 0f 0b e8 6f c5 c8 ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 55 48 89 e5 41 56 53
RSP: 0018:ffff8881e21b7750 EFLAGS: 00010293
RAX: ffffffff8196b971 RBX: ffff8881e9e89110 RCX: ffff8881ea9f8000
RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
RBP: ffff8881e21b77d0 R08: 0000000000000004 R09: 0000000000000003
R10: ffffed103c436ed0 R11: 1ffff1103c436ed0 R12: ffff8881dd25e518
R13: 1ffff1103d3d1222 R14: ffff8881e9e89128 R15: ffff8881e9e87ad0
FS:  00007fd381f396c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f70bf159178 CR3: 00000001e224e000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400