kobject: kobject_add_internal failed for qgroups (error: -12 parent: a6a605fc-d5f1-4e66-8595-3726e2b761d6) ------------[ cut here ]------------ kernfs: can not remove 'enabled', no directory WARNING: CPU: 0 PID: 8277 at fs/kernfs/dir.c:1675 kernfs_remove_by_name_ns+0x10c/0x188 Modules linked in: CPU: 0 PID: 8277 Comm: syz-executor.2 Tainted: G B 6.8.0-rc5-syzkaller-ge6ac7c55d3ec #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : kernfs_remove_by_name_ns+0x10c/0x188 lr : kernfs_remove_by_name_ns+0x108/0x188 fs/kernfs/dir.c:1674 sp : ffff8000a4c87830 x29: ffff8000a4c87830 x28: 1fffe0001abdfb3b x27: dfff800000000000 x26: ffff700014990f60 x25: ffff80008f391968 x24: 1ffff0001165bff4 x23: dfff800000000000 x22: 0000000000000000 x21: 0000000000000000 x20: 00000000fffffffe x19: ffff80008b2dffa0 x18: 1fffe00036800396 x17: ffff80008ec8d000 x16: ffff80008ad5a610 x15: 0000000000000001 x14: 1fffe00036802be8 x13: 0000000000000000 x12: 0000000000000000 x11: ffff8000a4c7ffff x10: 0000000000ff0100 x9 : 19cba62a1484df00 x8 : 19cba62a1484df00 x7 : 1fffe00036800397 x6 : ffff800080297af0 x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 x2 : ffff000118eabc00 x1 : 0000000000000000 x0 : ffff800080297b90 Call trace: kernfs_remove_by_name_ns+0x10c/0x188 kernfs_remove_by_name include/linux/kernfs.h:623 [inline] remove_files fs/sysfs/group.c:28 [inline] sysfs_remove_group+0xf8/0x288 fs/sysfs/group.c:292 sysfs_remove_groups+0x5c/0xb4 fs/sysfs/group.c:316 __kobject_del+0x90/0x2d4 lib/kobject.c:595 kobject_del+0x48/0x68 lib/kobject.c:627 btrfs_sysfs_del_qgroups+0x16c/0x1bc fs/btrfs/sysfs.c:2325 btrfs_sysfs_add_qgroups+0x2bc/0x314 fs/btrfs/sysfs.c:2364 btrfs_quota_enable+0x23c/0x1d2c fs/btrfs/qgroup.c:1037 btrfs_ioctl_quota_ctl+0x148/0x19c fs/btrfs/ioctl.c:3721 btrfs_ioctl+0x6d8/0xb08 fs/btrfs/ioctl.c:4690 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:871 [inline] __se_sys_ioctl fs/ioctl.c:857 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:857 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 irq event stamp: 0 hardirqs last enabled at (0): [<0000000000000000>] 0x0 hardirqs last disabled at (0): [] copy_process+0x1318/0x3478 kernel/fork.c:2441 softirqs last enabled at (0): [] copy_process+0x1340/0x3478 kernel/fork.c:2442 softirqs last disabled at (0): [<0000000000000000>] 0x0 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ kernfs: can not remove 'inconsistent', no directory WARNING: CPU: 0 PID: 8277 at fs/kernfs/dir.c:1675 kernfs_remove_by_name_ns+0x10c/0x188 Modules linked in: CPU: 0 PID: 8277 Comm: syz-executor.2 Tainted: G B W 6.8.0-rc5-syzkaller-ge6ac7c55d3ec #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : kernfs_remove_by_name_ns+0x10c/0x188 lr : kernfs_remove_by_name_ns+0x108/0x188 fs/kernfs/dir.c:1674 sp : ffff8000a4c87830 x29: ffff8000a4c87830 x28: 1fffe0001abdfb3b x27: dfff800000000000 x26: ffff700014990f60 x25: ffff80008f391970 x24: 1ffff0001165bff4 x23: dfff800000000000 x22: 0000000000000000 x21: 0000000000000000 x20: 00000000fffffffe x19: ffff80008b2dffa0 x18: 1fffe00036800396 x17: ffff80008ec8d000 x16: ffff80008ad5a610 x15: 0000000000000001 x14: 1fffe00036802be8 x13: 0000000000000000 x12: 0000000000000000 x11: ffff8000a4c7ffff x10: 0000000000ff0100 x9 : 19cba62a1484df00 x8 : 19cba62a1484df00 x7 : 1fffe00036800397 x6 : ffff800080297af0 x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 x2 : ffff000118eabc00 x1 : 0000000000000000 x0 : ffff800080297b90 Call trace: kernfs_remove_by_name_ns+0x10c/0x188 kernfs_remove_by_name include/linux/kernfs.h:623 [inline] remove_files fs/sysfs/group.c:28 [inline] sysfs_remove_group+0xf8/0x288 fs/sysfs/group.c:292 sysfs_remove_groups+0x5c/0xb4 fs/sysfs/group.c:316 __kobject_del+0x90/0x2d4 lib/kobject.c:595 kobject_del+0x48/0x68 lib/kobject.c:627 btrfs_sysfs_del_qgroups+0x16c/0x1bc fs/btrfs/sysfs.c:2325 btrfs_sysfs_add_qgroups+0x2bc/0x314 fs/btrfs/sysfs.c:2364 btrfs_quota_enable+0x23c/0x1d2c fs/btrfs/qgroup.c:1037 btrfs_ioctl_quota_ctl+0x148/0x19c fs/btrfs/ioctl.c:3721 btrfs_ioctl+0x6d8/0xb08 fs/btrfs/ioctl.c:4690 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:871 [inline] __se_sys_ioctl fs/ioctl.c:857 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:857 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 irq event stamp: 0 hardirqs last enabled at (0): [<0000000000000000>] 0x0 hardirqs last disabled at (0): [] copy_process+0x1318/0x3478 kernel/fork.c:2441 softirqs last enabled at (0): [] copy_process+0x1340/0x3478 kernel/fork.c:2442 softirqs last disabled at (0): [<0000000000000000>] 0x0 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ kernfs: can not remove 'drop_subtree_threshold', no directory WARNING: CPU: 1 PID: 8277 at fs/kernfs/dir.c:1675 kernfs_remove_by_name_ns+0x10c/0x188 Modules linked in: CPU: 1 PID: 8277 Comm: syz-executor.2 Tainted: G B W 6.8.0-rc5-syzkaller-ge6ac7c55d3ec #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : kernfs_remove_by_name_ns+0x10c/0x188 lr : kernfs_remove_by_name_ns+0x108/0x188 fs/kernfs/dir.c:1674 sp : ffff8000a4c87830 x29: ffff8000a4c87830 x28: 1fffe0001abdfb3b x27: dfff800000000000 x26: ffff700014990f60 x25: ffff80008f391978 x24: 1ffff0001165bff4 x23: dfff800000000000 x22: 0000000000000000 x21: 0000000000000000 x20: 00000000fffffffe x19: ffff80008b2dffa0 x18: 1fffe00036804796 x17: ffff80008ec8d000 x16: ffff80008ad5a610 x15: 0000000000000001 x14: 1fffe0001b609e00 x13: 0000000000000000 x12: 0000000000000000 x11: ffff60001b609e01 x10: 1fffe0001b609e00 x9 : 19cba62a1484df00 x8 : 19cba62a1484df00 x7 : 1fffe00036804797 x6 : ffff800080297af0 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008028406c x2 : 0000000000000001 x1 : 0000000000000004 x0 : 0000000000000001 Call trace: kernfs_remove_by_name_ns+0x10c/0x188 kernfs_remove_by_name include/linux/kernfs.h:623 [inline] remove_files fs/sysfs/group.c:28 [inline] sysfs_remove_group+0xf8/0x288 fs/sysfs/group.c:292 sysfs_remove_groups+0x5c/0xb4 fs/sysfs/group.c:316 __kobject_del+0x90/0x2d4 lib/kobject.c:595 kobject_del+0x48/0x68 lib/kobject.c:627 btrfs_sysfs_del_qgroups+0x16c/0x1bc fs/btrfs/sysfs.c:2325 btrfs_sysfs_add_qgroups+0x2bc/0x314 fs/btrfs/sysfs.c:2364 btrfs_quota_enable+0x23c/0x1d2c fs/btrfs/qgroup.c:1037 btrfs_ioctl_quota_ctl+0x148/0x19c fs/btrfs/ioctl.c:3721 btrfs_ioctl+0x6d8/0xb08 fs/btrfs/ioctl.c:4690 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:871 [inline] __se_sys_ioctl fs/ioctl.c:857 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:857 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 irq event stamp: 0 hardirqs last enabled at (0): [<0000000000000000>] 0x0 hardirqs last disabled at (0): [] copy_process+0x1318/0x3478 kernel/fork.c:2441 softirqs last enabled at (0): [] copy_process+0x1340/0x3478 kernel/fork.c:2442 softirqs last disabled at (0): [<0000000000000000>] 0x0 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ kernfs: can not remove 'mode', no directory WARNING: CPU: 1 PID: 8277 at fs/kernfs/dir.c:1675 kernfs_remove_by_name_ns+0x10c/0x188 Modules linked in: CPU: 1 PID: 8277 Comm: syz-executor.2 Tainted: G B W 6.8.0-rc5-syzkaller-ge6ac7c55d3ec #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : kernfs_remove_by_name_ns+0x10c/0x188 lr : kernfs_remove_by_name_ns+0x108/0x188 fs/kernfs/dir.c:1674 sp : ffff8000a4c87830 x29: ffff8000a4c87830 x28: 1fffe0001abdfb3b x27: dfff800000000000 x26: ffff700014990f60 x25: ffff80008f391980 x24: 1ffff0001165bff4 x23: dfff800000000000 x22: 0000000000000000 x21: 0000000000000000 x20: 00000000fffffffe x19: ffff80008b2dffa0 x18: 1fffe00036804796 x17: ffff80008ec8d000 x16: ffff80008ad5a610 x15: 0000000000000001 x14: 1fffe0001af62600 x13: 0000000000000000 x12: 0000000000000000 x11: ffff60001af62601 x10: 1fffe0001af62600 x9 : 19cba62a1484df00 x8 : 19cba62a1484df00 x7 : 1fffe00036804797 x6 : ffff800080297af0 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008028406c x2 : 0000000000000001 x1 : 0000000000000004 x0 : 0000000000000001 Call trace: kernfs_remove_by_name_ns+0x10c/0x188 kernfs_remove_by_name include/linux/kernfs.h:623 [inline] remove_files fs/sysfs/group.c:28 [inline] sysfs_remove_group+0xf8/0x288 fs/sysfs/group.c:292 sysfs_remove_groups+0x5c/0xb4 fs/sysfs/group.c:316 __kobject_del+0x90/0x2d4 lib/kobject.c:595 kobject_del+0x48/0x68 lib/kobject.c:627 btrfs_sysfs_del_qgroups+0x16c/0x1bc fs/btrfs/sysfs.c:2325 btrfs_sysfs_add_qgroups+0x2bc/0x314 fs/btrfs/sysfs.c:2364 btrfs_quota_enable+0x23c/0x1d2c fs/btrfs/qgroup.c:1037 btrfs_ioctl_quota_ctl+0x148/0x19c fs/btrfs/ioctl.c:3721 btrfs_ioctl+0x6d8/0xb08 fs/btrfs/ioctl.c:4690 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:871 [inline] __se_sys_ioctl fs/ioctl.c:857 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:857 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 irq event stamp: 0 hardirqs last enabled at (0): [<0000000000000000>] 0x0 hardirqs last disabled at (0): [] copy_process+0x1318/0x3478 kernel/fork.c:2441 softirqs last enabled at (0): [] copy_process+0x1340/0x3478 kernel/fork.c:2442 softirqs last disabled at (0): [<0000000000000000>] 0x0 ---[ end trace 0000000000000000 ]---