el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:584 kobject_add_internal failed for qgroups (error: -12 parent: 395ef67a-297e-477c-816d-cd80a5b93e5d) ------------[ cut here ]------------ kernfs: can not remove 'enabled', no directory WARNING: CPU: 1 PID: 4394 at fs/kernfs/dir.c:1652 kernfs_remove_by_name_ns+0xb0/0x110 fs/kernfs/dir.c:1651 Modules linked in: CPU: 1 PID: 4394 Comm: syz-executor362 Not tainted 6.2.0-rc2-syzkaller-16046-gae87308093bc #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : kernfs_remove_by_name_ns+0xb0/0x110 fs/kernfs/dir.c:1651 lr : kernfs_remove_by_name_ns+0xb0/0x110 fs/kernfs/dir.c:1651 sp : ffff80000febbb20 x29: ffff80000febbb20 x28: ffff0000c6261a00 x27: 0000000000000000 x26: 0000000000000000 x25: ffff0000c9295000 x24: ffff0000c77bb000 x23: ffff0000c8247400 x22: 0000000000000000 x21: 0000000000000000 x20: ffff80000d007077 x19: 0000000000000000 x18: 00000000000000c0 x17: 65353933203a746e x16: ffff80000dd76118 x15: ffff0000c6261a00 x14: 0000000000000000 x13: 00000000ffffffff x12: ffff0000c6261a00 x11: ff808000081cbbc8 x10: 0000000000000000 x9 : b89e6d4aa7d5f300 x8 : b89e6d4aa7d5f300 x7 : ffff80000c121738 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000000 x1 : 0000000100000000 x0 : 000000000000002e Call trace: kernfs_remove_by_name_ns+0xb0/0x110 fs/kernfs/dir.c:1651 kernfs_remove_by_name include/linux/kernfs.h:618 [inline] remove_files fs/sysfs/group.c:28 [inline] sysfs_remove_group+0x68/0x160 fs/sysfs/group.c:288 sysfs_remove_groups+0x3c/0x78 fs/sysfs/group.c:312 __kobject_del+0x34/0x1f8 lib/kobject.c:579 kobject_del+0x28/0x110 lib/kobject.c:611 btrfs_sysfs_del_qgroups+0xe4/0x118 fs/btrfs/sysfs.c:2216 btrfs_sysfs_add_qgroups+0x1dc/0x204 fs/btrfs/sysfs.c:2255 btrfs_quota_enable+0xf4/0x10a4 fs/btrfs/qgroup.c:991 btrfs_ioctl_quota_ctl+0xe0/0x124 fs/btrfs/ioctl.c:3681 btrfs_ioctl+0x660/0xa64 fs/btrfs/ioctl.c:4642 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __arm64_sys_ioctl+0xd0/0x140 fs/ioctl.c:856 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall arch/arm64/kernel/syscall.c:52 [inline] el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x140 arch/arm64/kernel/syscall.c:197 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:584 irq event stamp: 73582 hardirqs last enabled at (73581): [] __up_console_sem+0xb0/0xfc kernel/printk/printk.c:344 hardirqs last disabled at (73582): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (73546): [] _stext+0x2e4/0x37c softirqs last disabled at (73529): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ kernfs: can not remove 'inconsistent', no directory WARNING: CPU: 1 PID: 4394 at fs/kernfs/dir.c:1652 kernfs_remove_by_name_ns+0xb0/0x110 fs/kernfs/dir.c:1651 Modules linked in: CPU: 1 PID: 4394 Comm: syz-executor362 Tainted: G W 6.2.0-rc2-syzkaller-16046-gae87308093bc #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : kernfs_remove_by_name_ns+0xb0/0x110 fs/kernfs/dir.c:1651 lr : kernfs_remove_by_name_ns+0xb0/0x110 fs/kernfs/dir.c:1651 sp : ffff80000febbb20 x29: ffff80000febbb20 x28: ffff0000c6261a00 x27: 0000000000000000 x26: 0000000000000000 x25: ffff0000c9295000 x24: ffff0000c77bb000 x23: ffff0000c8247400 x22: 0000000000000000 x21: 0000000000000000 x20: ffff80000cd8fd5f x19: 0000000000000000 x18: 00000000000000c0 x17: 65353933203a746e x16: ffff80000dd76118 x15: ffff0000c6261a00 x14: 0000000000000000 x13: 00000000ffffffff x12: ffff0000c6261a00 x11: ff808000081cbbc8 x10: 0000000000000000 x9 : b89e6d4aa7d5f300 x8 : b89e6d4aa7d5f300 x7 : ffff80000c121738 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : ffff0001fefdef08 x1 : 0000000100000000 x0 : 0000000000000033 Call trace: kernfs_remove_by_name_ns+0xb0/0x110 fs/kernfs/dir.c:1651 kernfs_remove_by_name include/linux/kernfs.h:618 [inline] remove_files fs/sysfs/group.c:28 [inline] sysfs_remove_group+0x68/0x160 fs/sysfs/group.c:288 sysfs_remove_groups+0x3c/0x78 fs/sysfs/group.c:312 __kobject_del+0x34/0x1f8 lib/kobject.c:579 kobject_del+0x28/0x110 lib/kobject.c:611 btrfs_sysfs_del_qgroups+0xe4/0x118 fs/btrfs/sysfs.c:2216 btrfs_sysfs_add_qgroups+0x1dc/0x204 fs/btrfs/sysfs.c:2255 btrfs_quota_enable+0xf4/0x10a4 fs/btrfs/qgroup.c:991 btrfs_ioctl_quota_ctl+0xe0/0x124 fs/btrfs/ioctl.c:3681 btrfs_ioctl+0x660/0xa64 fs/btrfs/ioctl.c:4642 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __arm64_sys_ioctl+0xd0/0x140 fs/ioctl.c:856 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall arch/arm64/kernel/syscall.c:52 [inline] el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x140 arch/arm64/kernel/syscall.c:197 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:584 irq event stamp: 73750 hardirqs last enabled at (73749): [] __up_console_sem+0xb0/0xfc kernel/printk/printk.c:344 hardirqs last disabled at (73750): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (73724): [] _stext+0x2e4/0x37c softirqs last disabled at (73585): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ kernfs: can not remove 'drop_subtree_threshold', no directory WARNING: CPU: 1 PID: 4394 at fs/kernfs/dir.c:1652 kernfs_remove_by_name_ns+0xb0/0x110 fs/kernfs/dir.c:1651 Modules linked in: CPU: 1 PID: 4394 Comm: syz-executor362 Tainted: G W 6.2.0-rc2-syzkaller-16046-gae87308093bc #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : kernfs_remove_by_name_ns+0xb0/0x110 fs/kernfs/dir.c:1651 lr : kernfs_remove_by_name_ns+0xb0/0x110 fs/kernfs/dir.c:1651 sp : ffff80000febbb20 x29: ffff80000febbb20 x28: ffff0000c6261a00 x27: 0000000000000000 x26: 0000000000000000 x25: ffff0000c9295000 x24: ffff0000c77bb000 x23: ffff0000c8247400 x22: 0000000000000000 x21: 0000000000000000 x20: ffff80000ce1c232 x19: 0000000000000000 x18: 00000000000000c0 x17: 65353933203a746e x16: ffff80000dd76118 x15: ffff0000c6261a00 x14: 0000000000000000 x13: 00000000ffffffff x12: ffff0000c6261a00 x11: ff808000081cbbc8 x10: 0000000000000000 x9 : b89e6d4aa7d5f300 x8 : b89e6d4aa7d5f300 x7 : ffff80000c121738 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000000 x1 : 0000000100000000 x0 : 000000000000003d Call trace: kernfs_remove_by_name_ns+0xb0/0x110 fs/kernfs/dir.c:1651 kernfs_remove_by_name include/linux/kernfs.h:618 [inline] remove_files fs/sysfs/group.c:28 [inline] sysfs_remove_group+0x68/0x160 fs/sysfs/group.c:288 sysfs_remove_groups+0x3c/0x78 fs/sysfs/group.c:312 __kobject_del+0x34/0x1f8 lib/kobject.c:579 kobject_del+0x28/0x110 lib/kobject.c:611 btrfs_sysfs_del_qgroups+0xe4/0x118 fs/btrfs/sysfs.c:2216 btrfs_sysfs_add_qgroups+0x1dc/0x204 fs/btrfs/sysfs.c:2255 btrfs_quota_enable+0xf4/0x10a4 fs/btrfs/qgroup.c:991 btrfs_ioctl_quota_ctl+0xe0/0x124 fs/btrfs/ioctl.c:3681 btrfs_ioctl+0x660/0xa64 fs/btrfs/ioctl.c:4642 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __arm64_sys_ioctl+0xd0/0x140 fs/ioctl.c:856 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall arch/arm64/kernel/syscall.c:52 [inline] el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x140 arch/arm64/kernel/syscall.c:197 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:584 irq event stamp: 73826 hardirqs last enabled at (73825): [] __up_console_sem+0xb0/0xfc kernel/printk/printk.c:344 hardirqs last disabled at (73826): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (73800): [] _stext+0x2e4/0x37c softirqs last disabled at (73753): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]---