EXT4-fs error (device loop5): ext4_lookup:1830: inode #11: comm syz-executor: iget: bad extended attribute block 393216 EXT4-fs error (device loop5): ext4_lookup:1830: inode #11: comm syz-executor: iget: bad extended attribute block 393216 ------------[ cut here ]------------ kernel BUG at fs/namei.c:2786! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 565 Comm: syz-executor Not tainted 5.10.238-syzkaller-00282-gd76d4cd0623a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:may_delete+0x7b1/0x7c0 fs/namei.c:2786 Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c dd fd ff ff 48 89 df e8 20 25 f5 ff e9 d0 fd ff ff e8 d6 34 bb ff 0f 0b e8 cf 34 bb 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:ffffc90000d57b38 EFLAGS: 00010293 RAX: ffffffff81a85f41 RBX: ffff888135c63000 RCX: ffff88810faa62c0 RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000 RBP: ffffc90000d57bb8 R08: 0000000000000004 R09: 0000000000000003 R10: fffff520001aaf4c R11: 1ffff920001aaf4c R12: ffff888135e5aaf0 R13: 1ffff11026b8c600 R14: ffff888135c63018 R15: ffff8881102f69c0 FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f399661316e CR3: 000000011d96f000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: vfs_rmdir+0x2c/0x3e0 fs/namei.c:3833 incfs_kill_sb+0xfe/0x210 fs/incfs/vfs.c:1973 deactivate_locked_super+0xa0/0x100 fs/super.c:335 deactivate_super+0xaf/0xe0 fs/super.c:366 cleanup_mnt+0x446/0x500 fs/namespace.c:1114 __cleanup_mnt+0x19/0x20 fs/namespace.c:1121 task_work_run+0x127/0x190 kernel/task_work.c:189 exit_task_work include/linux/task_work.h:33 [inline] do_exit+0xa27/0x2470 kernel/exit.c:863 do_group_exit+0x141/0x310 kernel/exit.c:985 __do_sys_exit_group kernel/exit.c:996 [inline] __se_sys_exit_group kernel/exit.c:994 [inline] __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:994 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7f1934cea929 Code: Unable to access opcode bytes at RIP 0x7f1934cea8ff. RSP: 002b:00007ffd86b1f298 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f1934d6c94a RCX: 00007f1934cea929 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 RBP: 0000000000000075 R08: 00007ffd86b1d035 R09: 00007ffd86b20550 R10: 000000000000000b R11: 0000000000000246 R12: 00007ffd86b20550 R13: 00007f1934d6c925 R14: 0000000000022e28 R15: 00007ffd86b21620 Modules linked in: ---[ end trace c85715ecd82e4046 ]--- RIP: 0010:may_delete+0x7b1/0x7c0 fs/namei.c:2786 Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c dd fd ff ff 48 89 df e8 20 25 f5 ff e9 d0 fd ff ff e8 d6 34 bb ff 0f 0b e8 cf 34 bb 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:ffffc90000d57b38 EFLAGS: 00010293 RAX: ffffffff81a85f41 RBX: ffff888135c63000 RCX: ffff88810faa62c0 RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000 RBP: ffffc90000d57bb8 R08: 0000000000000004 R09: 0000000000000003 R10: fffff520001aaf4c R11: 1ffff920001aaf4c R12: ffff888135e5aaf0 R13: 1ffff11026b8c600 R14: ffff888135c63018 R15: ffff8881102f69c0 FS: 0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa31b986ab8 CR3: 000000010d803000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400