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: 22079 at fs/kernfs/dir.c:1675 kernfs_remove_by_name_ns+0x10c/0x188 Modules linked in: CPU: 0 PID: 22079 Comm: syz-executor.1 Not tainted 6.8.0-rc3-syzkaller-gf735966ee23c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 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 : ffff8000a6507830 x29: ffff8000a6507830 x28: 1fffe00019df5b3b x27: dfff800000000000 x26: ffff700014ca0f60 x25: ffff80008f371948 x24: 1ffff0001165bfbc x23: dfff800000000000 x22: 0000000000000000 x21: 0000000000000000 x20: 00000000fffffffe x19: ffff80008b2dfde0 x18: 1fffe00036803996 x17: 0000000000000000 x16: ffff80008ad653b8 x15: 0000000000000001 x14: 1fffe000367ff602 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000040000 x10: 0000000000011ec2 x9 : ec9ac08b4e492200 x8 : ec9ac08b4e492200 x7 : ffff8000803678a4 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff8000805b8d7c x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 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+0x88/0x2c4 lib/kobject.c:592 kobject_del+0x48/0x68 lib/kobject.c:624 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:4685 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+0x54/0x158 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 irq event stamp: 74606 hardirqs last enabled at (74605): [] console_emit_next_record kernel/printk/printk.c:2908 [inline] hardirqs last enabled at (74605): [] console_flush_all+0x650/0xb74 kernel/printk/printk.c:2967 hardirqs last disabled at (74606): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:436 softirqs last enabled at (74572): [] softirq_handle_end kernel/softirq.c:399 [inline] softirqs last enabled at (74572): [] __do_softirq+0xac8/0xce4 kernel/softirq.c:582 softirqs last disabled at (74389): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ kernfs: can not remove 'inconsistent', no directory WARNING: CPU: 1 PID: 22079 at fs/kernfs/dir.c:1675 kernfs_remove_by_name_ns+0x10c/0x188 Modules linked in: CPU: 1 PID: 22079 Comm: syz-executor.1 Tainted: G W 6.8.0-rc3-syzkaller-gf735966ee23c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 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 : ffff8000a6507830 x29: ffff8000a6507830 x28: 1fffe00019df5b3b x27: dfff800000000000 x26: ffff700014ca0f60 x25: ffff80008f371950 x24: 1ffff0001165bfbc x23: dfff800000000000 x22: 0000000000000000 x21: 0000000000000000 x20: 00000000fffffffe x19: ffff80008b2dfde0 x18: 1fffe00036803996 x17: ffff80008ec6d000 x16: ffff80008031fff4 x15: 0000000000000001 x14: 1fffe000368061e8 x13: 0000000000000000 x12: 0000000000000003 x11: 0000000000000001 x10: 0000000000000003 x9 : ec9ac08b4e492200 x8 : ec9ac08b4e492200 x7 : ffff800080296b68 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000006 x1 : ffff80008aecd8e0 x0 : ffff80012545b000 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+0x88/0x2c4 lib/kobject.c:592 kobject_del+0x48/0x68 lib/kobject.c:624 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:4685 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+0x54/0x158 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 irq event stamp: 74984 hardirqs last enabled at (74983): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1397 [inline] hardirqs last enabled at (74983): [] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:5154 hardirqs last disabled at (74984): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:436 softirqs last enabled at (74976): [] softirq_handle_end kernel/softirq.c:399 [inline] softirqs last enabled at (74976): [] __do_softirq+0xac8/0xce4 kernel/softirq.c:582 softirqs last disabled at (74847): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ kernfs: can not remove 'drop_subtree_threshold', no directory WARNING: CPU: 1 PID: 22079 at fs/kernfs/dir.c:1675 kernfs_remove_by_name_ns+0x10c/0x188 Modules linked in: CPU: 1 PID: 22079 Comm: syz-executor.1 Tainted: G W 6.8.0-rc3-syzkaller-gf735966ee23c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 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 : ffff8000a6507830 x29: ffff8000a6507830 x28: 1fffe00019df5b3b x27: dfff800000000000 x26: ffff700014ca0f60 x25: ffff80008f371958 x24: 1ffff0001165bfbc x23: dfff800000000000 x22: 0000000000000000 x21: 0000000000000000 x20: 00000000fffffffe x19: ffff80008b2dfde0 x18: 1fffe00036803996 x17: ffff80008ec6d000 x16: ffff80008031fff4 x15: 0000000000000001 x14: 1fffe000368061e8 x13: 0000000000000000 x12: 0000000000000003 x11: 0000000000000001 x10: 0000000000000003 x9 : ec9ac08b4e492200 x8 : ec9ac08b4e492200 x7 : ffff800080296b68 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000006 x1 : ffff80008aecd8e0 x0 : ffff80012545b000 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+0x88/0x2c4 lib/kobject.c:592 kobject_del+0x48/0x68 lib/kobject.c:624 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:4685 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+0x54/0x158 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 irq event stamp: 75590 hardirqs last enabled at (75589): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1397 [inline] hardirqs last enabled at (75589): [] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:5154 hardirqs last disabled at (75590): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:436 softirqs last enabled at (75556): [] softirq_handle_end kernel/softirq.c:399 [inline] softirqs last enabled at (75556): [] __do_softirq+0xac8/0xce4 kernel/softirq.c:582 softirqs last disabled at (74987): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ kernfs: can not remove 'mode', no directory WARNING: CPU: 1 PID: 22079 at fs/kernfs/dir.c:1675 kernfs_remove_by_name_ns+0x10c/0x188 Modules linked in: CPU: 1 PID: 22079 Comm: syz-executor.1 Tainted: G W 6.8.0-rc3-syzkaller-gf735966ee23c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 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 : ffff8000a6507830 x29: ffff8000a6507830 x28: 1fffe00019df5b3b x27: dfff800000000000 x26: ffff700014ca0f60 x25: ffff80008f371960 x24: 1ffff0001165bfbc x23: dfff800000000000 x22: 0000000000000000 x21: 0000000000000000 x20: 00000000fffffffe x19: ffff80008b2dfde0 x18: 1fffe00036803996 x17: ffff80008ec6d000 x16: ffff80008031fff4 x15: 0000000000000001 x14: 1fffe000368061e8 x13: 0000000000000000 x12: 0000000000000003 x11: 0000000000000001 x10: 0000000000000003 x9 : ec9ac08b4e492200 x8 : ec9ac08b4e492200 x7 : ffff800080296b68 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000006 x1 : ffff80008aecd8e0 x0 : ffff80012545b000 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+0x88/0x2c4 lib/kobject.c:592 kobject_del+0x48/0x68 lib/kobject.c:624 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:4685 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+0x54/0x158 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 irq event stamp: 75830 hardirqs last enabled at (75829): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1397 [inline] hardirqs last enabled at (75829): [] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:5154 hardirqs last disabled at (75830): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:436 softirqs last enabled at (75800): [] softirq_handle_end kernel/softirq.c:399 [inline] softirqs last enabled at (75800): [] __do_softirq+0xac8/0xce4 kernel/softirq.c:582 softirqs last disabled at (75593): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 ---[ end trace 0000000000000000 ]---