BUG: Dentry 000000000235a533{i=0,n=.reiserfs_priv} still in use (1) [unmount of minix loop4] ------------[ cut here ]------------ WARNING: CPU: 0 PID: 3056 at fs/dcache.c:1676 umount_check+0xc0/0xc8 fs/dcache.c:1667 Modules linked in: CPU: 0 PID: 3056 Comm: syz-executor.4 Not tainted 6.0.0-rc2-syzkaller-16455-ga41a877bc12d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/20/2022 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : umount_check+0xc0/0xc8 fs/dcache.c:1667 lr : umount_check+0xc0/0xc8 fs/dcache.c:1667 sp : ffff8000134abbc0 x29: ffff8000134abbc0 x28: ffff0000ca74d730 x27: ffff80000d4e1e20 x26: ffff0000ca74d618 x25: 0000000000000001 x24: ffff0000ca74d730 x23: ffff0000ca74d570 x22: ffff0000eab47750 x21: ffff8000085edd40 x20: 0000000000000000 x19: ffff0000ca74d4e0 x18: 00000000000000c0 x17: 657375206e69206c x16: ffff80000dbb8658 x15: ffff0000c6b08000 x14: 0000000000000000 x13: 00000000ffffffff x12: ffff0000c6b08000 x11: ff808000081c39dc x10: 0000000000000000 x9 : bc0b9331de3a1b00 x8 : bc0b9331de3a1b00 x7 : ffff800008197c8c x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : ffff0001fefbecd0 x1 : 0000000000000002 x0 : 000000000000005d Call trace: umount_check+0xc0/0xc8 fs/dcache.c:1667 d_walk+0x13c/0x55c fs/dcache.c:1386 do_one_tree fs/dcache.c:1683 [inline] shrink_dcache_for_umount+0x60/0x140 fs/dcache.c:1699 generic_shutdown_super+0x30/0x190 fs/super.c:473 kill_block_super+0x30/0x78 fs/super.c:1427 deactivate_locked_super+0x70/0xd4 fs/super.c:332 deactivate_super+0xb8/0xbc fs/super.c:363 cleanup_mnt+0x1f8/0x234 fs/namespace.c:1186 __cleanup_mnt+0x20/0x30 fs/namespace.c:1193 task_work_run+0xc4/0x208 kernel/task_work.c:177 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x174/0x1d0 arch/arm64/kernel/signal.c:1127 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x150 arch/arm64/kernel/entry-common.c:625 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:642 el0t_64_sync+0x18c/0x190 irq event stamp: 11956548 hardirqs last enabled at (11956547): [] __up_console_sem+0xb0/0xfc kernel/printk/printk.c:264 hardirqs last disabled at (11956548): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (11956392): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (11956390): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- BUG: Dentry 000000000235a533{i=0,n=.reiserfs_priv} still in use (1) [unmount of minix loop4] ------------[ cut here ]------------ WARNING: CPU: 0 PID: 3056 at fs/dcache.c:1676 umount_check+0xc0/0xc8 fs/dcache.c:1667 Modules linked in: CPU: 0 PID: 3056 Comm: syz-executor.4 Tainted: G W 6.0.0-rc2-syzkaller-16455-ga41a877bc12d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/20/2022 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : umount_check+0xc0/0xc8 fs/dcache.c:1667 lr : umount_check+0xc0/0xc8 fs/dcache.c:1667 sp : ffff8000134abbc0 x29: ffff8000134abbc0 x28: ffff0000ca74d730 x27: ffff80000d4e1e20 x26: ffff0000ca74d618 x25: 0000000000000001 x24: ffff0000ca74d730 x23: ffff0000ca74d570 x22: ffff0000eab47750 x21: ffff8000085edd40 x20: 0000000000000000 x19: ffff0000ca74d4e0 x18: 00000000000000c0 x17: 657375206e69206c x16: ffff80000dbb8658 x15: ffff0000c6b08000 x14: 0000000000000000 x13: 00000000ffffffff x12: ffff0000c6b08000 x11: ff808000081c39dc x10: 0000000000000000 x9 : bc0b9331de3a1b00 x8 : bc0b9331de3a1b00 x7 : ffff800008197c8c x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : ffff0001fefbecd0 x1 : 0000000000000003 x0 : 000000000000005d Call trace: umount_check+0xc0/0xc8 fs/dcache.c:1667 d_walk+0x13c/0x55c fs/dcache.c:1386 do_one_tree fs/dcache.c:1683 [inline] shrink_dcache_for_umount+0x60/0x140 fs/dcache.c:1699 generic_shutdown_super+0x30/0x190 fs/super.c:473 kill_block_super+0x30/0x78 fs/super.c:1427 deactivate_locked_super+0x70/0xd4 fs/super.c:332 deactivate_super+0xb8/0xbc fs/super.c:363 cleanup_mnt+0x1f8/0x234 fs/namespace.c:1186 __cleanup_mnt+0x20/0x30 fs/namespace.c:1193 task_work_run+0xc4/0x208 kernel/task_work.c:177 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x174/0x1d0 arch/arm64/kernel/signal.c:1127 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x150 arch/arm64/kernel/entry-common.c:625 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:642 el0t_64_sync+0x18c/0x190 irq event stamp: 11956832 hardirqs last enabled at (11956831): [] __up_console_sem+0xb0/0xfc kernel/printk/printk.c:264 hardirqs last disabled at (11956832): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (11956826): [] _stext+0x2e4/0x37c softirqs last disabled at (11956729): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (11956729): [] invoke_softirq+0x70/0xbc kernel/softirq.c:452 ---[ end trace 0000000000000000 ]--- VFS: Busy inodes after unmount of loop4. Self-destruct in 5 seconds. Have a nice day... BUG: Dentry 000000000235a533{i=0,n=.reiserfs_priv} still in use (1) [unmount of minix loop4] ------------[ cut here ]------------ WARNING: CPU: 0 PID: 3056 at fs/dcache.c:1676 umount_check+0xc0/0xc8 fs/dcache.c:1667 Modules linked in: CPU: 0 PID: 3056 Comm: syz-executor.4 Tainted: G W 6.0.0-rc2-syzkaller-16455-ga41a877bc12d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/20/2022 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : umount_check+0xc0/0xc8 fs/dcache.c:1667 lr : umount_check+0xc0/0xc8 fs/dcache.c:1667 sp : ffff8000134abbc0 x29: ffff8000134abbc0 x28: ffff0000ca74d730 x27: ffff80000d4e1e20 x26: ffff0000ca74d618 x25: 0000000000000001 x24: ffff0000ca74d730 x23: ffff0000ca74d570 x22: ffff0000eaae74e0 x21: ffff8000085edd40 x20: 0000000000000000 x19: ffff0000ca74d4e0 x18: 000000000000016e x17: 657375206e69206c x16: ffff80000dbb8658 x15: ffff0000c6b08000 x14: 0000000000000000 x13: 00000000ffffffff x12: ffff0000c6b08000 x11: ff808000081c39dc x10: 0000000000000000 x9 : bc0b9331de3a1b00 x8 : bc0b9331de3a1b00 x7 : ffff800008197c8c x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : ffff0001fefbecd0 x1 : 0000000000000002 x0 : 000000000000005d Call trace: umount_check+0xc0/0xc8 fs/dcache.c:1667 d_walk+0x13c/0x55c fs/dcache.c:1386 do_one_tree fs/dcache.c:1683 [inline] shrink_dcache_for_umount+0x60/0x140 fs/dcache.c:1699 generic_shutdown_super+0x30/0x190 fs/super.c:473 kill_block_super+0x30/0x78 fs/super.c:1427 deactivate_locked_super+0x70/0xd4 fs/super.c:332 deactivate_super+0xb8/0xbc fs/super.c:363 cleanup_mnt+0x1f8/0x234 fs/namespace.c:1186 __cleanup_mnt+0x20/0x30 fs/namespace.c:1193 task_work_run+0xc4/0x208 kernel/task_work.c:177 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x174/0x1d0 arch/arm64/kernel/signal.c:1127 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x150 arch/arm64/kernel/entry-common.c:625 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:642 el0t_64_sync+0x18c/0x190 irq event stamp: 11977712 hardirqs last enabled at (11977711): [] __up_console_sem+0xb0/0xfc kernel/printk/printk.c:264 hardirqs last disabled at (11977712): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (11977580): [] _stext+0x2e4/0x37c softirqs last disabled at (11977543): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (11977543): [] invoke_softirq+0x70/0xbc kernel/softirq.c:452 ---[ end trace 0000000000000000 ]--- BUG: Dentry 000000000235a533{i=0,n=.reiserfs_priv} still in use (1) [unmount of minix loop4] ------------[ cut here ]------------ WARNING: CPU: 0 PID: 3056 at fs/dcache.c:1676 umount_check+0xc0/0xc8 fs/dcache.c:1667 Modules linked in: CPU: 0 PID: 3056 Comm: syz-executor.4 Tainted: G W 6.0.0-rc2-syzkaller-16455-ga41a877bc12d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/20/2022 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : umount_check+0xc0/0xc8 fs/dcache.c:1667 lr : umount_check+0xc0/0xc8 fs/dcache.c:1667 sp : ffff8000134abbc0 x29: ffff8000134abbc0 x28: ffff0000ca74d730 x27: ffff80000d4e1e20 x26: ffff0000ca74d618 x25: 0000000000000001 x24: ffff0000ca74d730 x23: ffff0000ca74d570 x22: ffff0000eaae74e0 x21: ffff8000085edd40 x20: 0000000000000000 x19: ffff0000ca74d4e0 x18: 00000000000002c8 x17: 657375206e69206c x16: ffff80000dbb8658 x15: ffff0000c6b08000 x14: 0000000000000000 x13: 00000000ffffffff x12: ffff0000c6b08000 x11: ff808000081c39dc x10: 0000000000000000 x9 : bc0b9331de3a1b00 x8 : bc0b9331de3a1b00 x7 : ffff800008197c8c x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : ffff0001fefbecd0 x1 : 0000000000000003 x0 : 000000000000005d Call trace: umount_check+0xc0/0xc8 fs/dcache.c:1667 d_walk+0x13c/0x55c fs/dcache.c:1386 do_one_tree fs/dcache.c:1683 [inline] shrink_dcache_for_umount+0x60/0x140 fs/dcache.c:1699 generic_shutdown_super+0x30/0x190 fs/super.c:473 kill_block_super+0x30/0x78 fs/super.c:1427 deactivate_locked_super+0x70/0xd4 fs/super.c:332 deactivate_super+0xb8/0xbc fs/super.c:363 cleanup_mnt+0x1f8/0x234 fs/namespace.c:1186 __cleanup_mnt+0x20/0x30 fs/namespace.c:1193 task_work_run+0xc4/0x208 kernel/task_work.c:177 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x174/0x1d0 arch/arm64/kernel/signal.c:1127 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x150 arch/arm64/kernel/entry-common.c:625 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:642 el0t_64_sync+0x18c/0x190 irq event stamp: 11977844 hardirqs last enabled at (11977843): [] __up_console_sem+0xb0/0xfc kernel/printk/printk.c:264 hardirqs last disabled at (11977844): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:395 softirqs last enabled at (11977826): [] _stext+0x2e4/0x37c softirqs last disabled at (11977715): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (11977715): [] invoke_softirq+0x70/0xbc kernel/softirq.c:452 ---[ end trace 0000000000000000 ]---