BUG: Dentry 000000009f3fb200{i=0,n=.reiserfs_priv} still in use (1) [unmount of minix loop5] ------------[ cut here ]------------ WARNING: CPU: 1 PID: 3061 at fs/dcache.c:1676 umount_check+0xc0/0xc8 fs/dcache.c:1667 Modules linked in: CPU: 1 PID: 3061 Comm: syz-executor.5 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 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 : ffff8000127bbbc0 x29: ffff8000127bbbc0 x28: ffff00010ae79fb8 x27: ffff80000d471e30 x26: ffff00010ae79ea0 x25: 0000000000000001 x24: ffff00010ae79fb8 x23: ffff00010adea570 x22: ffff00010ad9f888 x21: ffff8000085e6598 x20: 0000000000000000 x19: ffff00010adea4e0 x18: 00000000000000c0 x17: 657375206e69206c x16: ffff80000db49158 x15: ffff0000c64cb500 x14: 0000000000000000 x13: 00000000ffffffff x12: ffff0000c64cb500 x11: ff808000081c0d5c x10: 0000000000000000 x9 : 301ab130c851b700 x8 : 301ab130c851b700 x7 : ffff80000819545c x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000000 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+0x70/0xe8 fs/super.c:332 deactivate_super+0xd0/0xd4 fs/super.c:363 cleanup_mnt+0x1f8/0x234 fs/namespace.c:1186 __cleanup_mnt+0x20/0x30 fs/namespace.c:1193 task_work_run+0xc4/0x14c kernel/task_work.c:177 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x174/0x1f0 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:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:654 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:581 irq event stamp: 1596544 hardirqs last enabled at (1596543): [] __up_console_sem+0xb0/0xfc kernel/printk/printk.c:264 hardirqs last disabled at (1596544): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:404 softirqs last enabled at (1596538): [] _stext+0x2e4/0x37c softirqs last disabled at (1596423): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:79 ---[ end trace 0000000000000000 ]--- BUG: Dentry 000000009f3fb200{i=0,n=.reiserfs_priv} still in use (1) [unmount of minix loop5] ------------[ cut here ]------------ WARNING: CPU: 1 PID: 3061 at fs/dcache.c:1676 umount_check+0xc0/0xc8 fs/dcache.c:1667 Modules linked in: CPU: 1 PID: 3061 Comm: syz-executor.5 Tainted: G W 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 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 : ffff8000127bbbc0 x29: ffff8000127bbbc0 x28: ffff00010ae79fb8 x27: ffff80000d471e30 x26: ffff00010ae79ea0 x25: 0000000000000001 x24: ffff00010ae79fb8 x23: ffff00010adea570 x22: ffff00010ad9f888 x21: ffff8000085e6598 x20: 0000000000000000 x19: ffff00010adea4e0 x18: 00000000000000c0 x17: 657375206e69206c x16: ffff80000db49158 x15: ffff0000c64cb500 x14: 0000000000000000 x13: 00000000ffffffff x12: ffff0000c64cb500 x11: ff808000081c0d5c x10: 0000000000000000 x9 : 301ab130c851b700 x8 : 301ab130c851b700 x7 : ffff80000819545c x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000000 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+0x70/0xe8 fs/super.c:332 deactivate_super+0xd0/0xd4 fs/super.c:363 cleanup_mnt+0x1f8/0x234 fs/namespace.c:1186 __cleanup_mnt+0x20/0x30 fs/namespace.c:1193 task_work_run+0xc4/0x14c kernel/task_work.c:177 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x174/0x1f0 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:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:654 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:581 irq event stamp: 1596606 hardirqs last enabled at (1596605): [] __up_console_sem+0xb0/0xfc kernel/printk/printk.c:264 hardirqs last disabled at (1596606): [] el1_dbg+0x24/0x5c arch/arm64/kernel/entry-common.c:404 softirqs last enabled at (1596586): [] _stext+0x2e4/0x37c softirqs last disabled at (1596547): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:79 ---[ end trace 0000000000000000 ]--- VFS: Busy inodes after unmount of loop5. Self-destruct in 5 seconds. Have a nice day... EXT4-fs (loop5): unmounting filesystem.