EXT4-fs error (device loop3): ext4_lookup:1858: inode #11: comm syz-executor: iget: bad extended attribute block 393216 EXT4-fs error (device loop3): 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: 32567 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 RIP: 0010:may_delete+0x701/0x710 fs/namei.c:2941 Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 84 fe ff ff 48 89 df e8 80 28 f5 ff e9 77 fe ff ff e8 a6 f2 b5 ff 0f 0b e8 9f f2 b5 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 55 48 89 e5 41 56 53 RSP: 0018:ffffc90000f6fb10 EFLAGS: 00010293 RAX: ffffffff81b3d8d1 RBX: ffff8881118d9dd0 RCX: ffff88815c3b93c0 RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000 RBP: ffffc90000f6fb78 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffff520001edf44 R12: dffffc0000000000 R13: 0000000000000001 R14: ffff888128d58690 R15: 1ffff1102231b3ba FS: 0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f07f9b7e060 CR3: 000000014b2be000 CR4: 00000000003526a0 Call Trace: vfs_rmdir+0x32/0x460 fs/namei.c:4138 incfs_kill_sb+0x105/0x220 fs/incfs/vfs.c:1989 deactivate_locked_super+0xa0/0x100 fs/super.c:335 deactivate_super+0xaf/0xe0 fs/super.c:366 cleanup_mnt+0x45b/0x510 fs/namespace.c:1148 __cleanup_mnt+0x19/0x20 fs/namespace.c:1155 task_work_run+0x127/0x190 kernel/task_work.c:188 exit_task_work include/linux/task_work.h:33 [inline] do_exit+0xa9e/0x27e0 kernel/exit.c:889 do_group_exit+0x141/0x310 kernel/exit.c:1003 __do_sys_exit_group kernel/exit.c:1014 [inline] __se_sys_exit_group kernel/exit.c:1012 [inline] __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1012 x64_sys_call+0x832/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7feed122de59 Code: Unable to access opcode bytes at RIP 0x7feed122de2f. RSP: 002b:00007ffe29901bc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007feed12c31ef RCX: 00007feed122de59 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 RBP: 0000000000000075 R08: 0000000000000000 R09: 00007feed12c31ca R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe29902e80 R13: 00007feed12c31ca R14: 000000000019a9b4 R15: 00007ffe29903f50 Modules linked in: ---[ end trace aac3e01446cf149e ]--- RIP: 0010:may_delete+0x701/0x710 fs/namei.c:2941 Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 84 fe ff ff 48 89 df e8 80 28 f5 ff e9 77 fe ff ff e8 a6 f2 b5 ff 0f 0b e8 9f f2 b5 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 55 48 89 e5 41 56 53 RSP: 0018:ffffc90000f6fb10 EFLAGS: 00010293 RAX: ffffffff81b3d8d1 RBX: ffff8881118d9dd0 RCX: ffff88815c3b93c0 RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000 RBP: ffffc90000f6fb78 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffff520001edf44 R12: dffffc0000000000 R13: 0000000000000001 R14: ffff888128d58690 R15: 1ffff1102231b3ba FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2da21ff8 CR3: 000000010d734000 CR4: 00000000003526b0