EXT4-fs error (device loop2): htree_dirblock_to_tree:1112: inode #2: block 13: comm syz-executor: bad entry in directory: rec_len is smaller than minimal - offset=76, inode=0, rec_len=0, size=1024 fake=0 EXT4-fs error (device loop2): ext4_lookup:1858: inode #11: comm syz-executor: iget: bad extended attribute block 393216 ------------[ cut here ]------------ kernel BUG at fs/namei.c:2941! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 368 Comm: syz-executor Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 RIP: 0010:may_delete+0x727/0x730 fs/namei.c:2941 Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 82 fe ff ff 48 89 df e8 3a 2c f5 ff e9 75 fe ff ff e8 b0 bb b5 ff 0f 0b e8 a9 bb b5 ff <0f> 0b 0f 1f 80 00 00 00 00 55 48 89 e5 41 56 53 48 89 fb e8 91 bb RSP: 0018:ffffc90000b57848 EFLAGS: 00010293 RAX: ffffffff81b3f007 RBX: ffff88810d145220 RCX: ffff88810fec2780 RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000 RBP: ffffc90000b578a0 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffff5200016aee8 R12: 1ffff11021a28a44 R13: 0000000000000001 R14: ffff88810d145030 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffd914c1fa0 CR3: 000000010dcaf000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: vfs_rmdir+0x2f/0x450 fs/namei.c:4138 incfs_kill_sb+0xfe/0x210 fs/incfs/vfs.c:1989 deactivate_locked_super+0xa0/0x100 fs/super.c:335 deactivate_super+0xaf/0xe0 fs/super.c:366 cleanup_mnt+0x44f/0x500 fs/namespace.c:1149 __cleanup_mnt+0x19/0x20 fs/namespace.c:1156 task_work_run+0x127/0x190 kernel/task_work.c:188 exit_task_work include/linux/task_work.h:33 [inline] do_exit+0xb70/0x29a0 kernel/exit.c:890 do_group_exit+0x149/0x310 kernel/exit.c:1004 get_signal+0x64f/0x1430 kernel/signal.c:2907 arch_do_signal_or_restart+0xe2/0x1100 arch/x86/kernel/signal.c:867 handle_signal_work kernel/entry/common.c:154 [inline] exit_to_user_mode_loop+0xa7/0xe0 kernel/entry/common.c:178 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f3264296097 Code: Unable to access opcode bytes at RIP 0x7f326429606d. RSP: 002b:00007ffd914c25f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: ffffffffffffff8b RBX: 00007f326432a2ca RCX: 00007f3264296097 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd914c26b0 RBP: 00007ffd914c26b0 R08: 00007ffd914c36b0 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd914c37a0