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: 1 PID: 26703 at fs/kernfs/dir.c:1675 kernfs_remove_by_name_ns+0x10c/0x188 Modules linked in: CPU: 1 PID: 26703 Comm: syz-executor.3 Not tainted 6.8.0-rc3-syzkaller-gf735966ee23c #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 : ffff80009ee07830 x29: ffff80009ee07830 x28: 1fffe00019d5e33b x27: dfff800000000000 x26: ffff700013dc0f60 x25: ffff80008f371948 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 : 16b8c4445d13d500 x8 : 16b8c4445d13d500 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: 75798 hardirqs last enabled at (75797): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1397 [inline] hardirqs last enabled at (75797): [] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:5154 hardirqs last disabled at (75798): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:436 softirqs last enabled at (75766): [] softirq_handle_end kernel/softirq.c:399 [inline] softirqs last enabled at (75766): [] __do_softirq+0xac8/0xce4 kernel/softirq.c:582 softirqs last disabled at (75735): [] ____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: 26703 at fs/kernfs/dir.c:1675 kernfs_remove_by_name_ns+0x10c/0x188 Modules linked in: CPU: 1 PID: 26703 Comm: syz-executor.3 Tainted: G W 6.8.0-rc3-syzkaller-gf735966ee23c #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 : ffff80009ee07830 x29: ffff80009ee07830 x28: 1fffe00019d5e33b x27: dfff800000000000 x26: ffff700013dc0f60 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 : 16b8c4445d13d500 x8 : 16b8c4445d13d500 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: 75954 hardirqs last enabled at (75953): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1397 [inline] hardirqs last enabled at (75953): [] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:5154 hardirqs last disabled at (75954): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:436 softirqs last enabled at (75946): [] softirq_handle_end kernel/softirq.c:399 [inline] softirqs last enabled at (75946): [] __do_softirq+0xac8/0xce4 kernel/softirq.c:582 softirqs last disabled at (75901): [] ____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: 26703 at fs/kernfs/dir.c:1675 kernfs_remove_by_name_ns+0x10c/0x188 Modules linked in: CPU: 1 PID: 26703 Comm: syz-executor.3 Tainted: G W 6.8.0-rc3-syzkaller-gf735966ee23c #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 : ffff80009ee07830 x29: ffff80009ee07830 x28: 1fffe00019d5e33b x27: dfff800000000000 x26: ffff700013dc0f60 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 : 16b8c4445d13d500 x8 : 16b8c4445d13d500 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: 76066 hardirqs last enabled at (76065): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1397 [inline] hardirqs last enabled at (76065): [] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:5154 hardirqs last disabled at (76066): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:436 softirqs last enabled at (76058): [] softirq_handle_end kernel/softirq.c:399 [inline] softirqs last enabled at (76058): [] __do_softirq+0xac8/0xce4 kernel/softirq.c:582 softirqs last disabled at (76029): [] ____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: 26703 at fs/kernfs/dir.c:1675 kernfs_remove_by_name_ns+0x10c/0x188 Modules linked in: CPU: 1 PID: 26703 Comm: syz-executor.3 Tainted: G W 6.8.0-rc3-syzkaller-gf735966ee23c #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 : ffff80009ee07830 x29: ffff80009ee07830 x28: 1fffe00019d5e33b x27: dfff800000000000 x26: ffff700013dc0f60 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 : 16b8c4445d13d500 x8 : 16b8c4445d13d500 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: 76326 hardirqs last enabled at (76325): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1397 [inline] hardirqs last enabled at (76325): [] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:5154 hardirqs last disabled at (76326): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:436 softirqs last enabled at (76308): [] softirq_handle_end kernel/softirq.c:399 [inline] softirqs last enabled at (76308): [] __do_softirq+0xac8/0xce4 kernel/softirq.c:582 softirqs last disabled at (76261): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 ---[ end trace 0000000000000000 ]---