RBP: 00007fdcd7164120 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 000000000000000b R14: 00007fdcd65abf80 R15: 00007ffe83817648 kobject: kobject_add_internal failed for qgroups (error: -12 parent: e417788f-7a09-42b2-9266-8ddc5d5d35d2) ------------[ cut here ]------------ kernfs: can not remove 'enabled', no directory WARNING: CPU: 1 PID: 17739 at fs/kernfs/dir.c:1675 kernfs_remove_by_name_ns+0xfe/0x160 fs/kernfs/dir.c:1674 Modules linked in: CPU: 1 PID: 17739 Comm: syz-executor.5 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 RIP: 0010:kernfs_remove_by_name_ns+0xfe/0x160 fs/kernfs/dir.c:1674 Code: 48 89 df e8 24 ee ff ff 48 89 df e8 6c 8f ff ff 31 db eb 2b e8 c3 19 62 ff 90 48 c7 c7 00 e5 ba 8b 4c 89 e6 e8 73 24 26 ff 90 <0f> 0b 90 90 bb fe ff ff ff eb 12 e8 a2 19 62 ff bb fe ff ff ff 4c RSP: 0018:ffffc90003e2fb00 EFLAGS: 00010246 RAX: c8a9b10248437500 RBX: ffffffff8e6718e0 RCX: 0000000000040000 RDX: ffffc90013d28000 RSI: 000000000003ffff RDI: 0000000000040000 RBP: dffffc0000000000 R08: ffffffff81577992 R09: 1ffff920007c5f00 R10: dffffc0000000000 R11: fffff520007c5f01 R12: ffffffff8beb38a0 R13: 0000000000000000 R14: ffffffff8beb3840 R15: 0000000000000000 FS: 00007fdcd71646c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055f48a53e610 CR3: 000000002423a000 CR4: 0000000000350ef0 Call Trace: kernfs_remove_by_name include/linux/kernfs.h:623 [inline] remove_files fs/sysfs/group.c:28 [inline] sysfs_remove_group+0xfe/0x2b0 fs/sysfs/group.c:292 sysfs_remove_groups+0x54/0xb0 fs/sysfs/group.c:316 __kobject_del+0x7a/0x300 lib/kobject.c:592 kobject_del+0x45/0x60 lib/kobject.c:624 btrfs_sysfs_del_qgroups+0x1cd/0x230 fs/btrfs/sysfs.c:2325 btrfs_sysfs_add_qgroups+0x391/0x3c0 fs/btrfs/sysfs.c:2364 btrfs_quota_enable+0x27c/0x2090 fs/btrfs/qgroup.c:1037 btrfs_ioctl_quota_ctl+0x143/0x190 fs/btrfs/ioctl.c:3721 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:871 [inline] __se_sys_ioctl+0xfe/0x170 fs/ioctl.c:857 do_syscall_64+0xfb/0x240 entry_SYSCALL_64_after_hwframe+0x6f/0x77 RIP: 0033:0x7fdcd647dda9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fdcd71640c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fdcd65abf80 RCX: 00007fdcd647dda9 RDX: 00000000200000c0 RSI: 00000000c0109428 RDI: 0000000000000004 RBP: 00007fdcd7164120 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 000000000000000b R14: 00007fdcd65abf80 R15: 00007ffe83817648