BUG: Dentry ffff88811a5bacc0{i=0,n=.index}  still in use (1) [unmount of exfat loop0]
------------[ cut here ]------------
WARNING: CPU: 1 PID: 365 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Modules linked in:
CPU: 1 PID: 365 Comm: syz-executor525 Not tainted 5.10.76-syzkaller-01178-g4944ec82ebb9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 00 40 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 5e d9 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff
RSP: 0018:ffffc9000027fc78 EFLAGS: 00010286
RAX: 0000000000000055 RBX: ffffffff866b4400 RCX: 61ca88af48f53b00
RDX: 0000000000000000 RSI: 0000000080000002 RDI: 0000000000000000
RBP: ffffc9000027fca8 R08: ffffffff81545288 R09: fffff5200004feb9
R10: fffff5200004feb9 R11: 0000000000000000 R12: ffff88811a5bacc0
R13: dffffc0000000000 R14: ffff888107da23f8 R15: 0000000000000001
FS:  00005555556d6300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc6f495fc8 CR3: 0000000106f9f000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 d_walk+0x309/0x540 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1326
 do_one_tree syzkaller/managers/android-5-10/kernel/fs/dcache.c:1623 [inline]
 shrink_dcache_for_umount+0x8e/0x1b0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1639
 generic_shutdown_super+0x66/0x2c0 syzkaller/managers/android-5-10/kernel/fs/super.c:447
 kill_block_super+0x80/0xe0 syzkaller/managers/android-5-10/kernel/fs/super.c:1446
 deactivate_locked_super+0xb0/0x100 syzkaller/managers/android-5-10/kernel/fs/super.c:335
 deactivate_super+0xa5/0xd0 syzkaller/managers/android-5-10/kernel/fs/super.c:366
 cleanup_mnt+0x45f/0x510 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1118
 __cleanup_mnt+0x19/0x20 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1125
 task_work_run+0x147/0x1b0 syzkaller/managers/android-5-10/kernel/kernel/task_work.c:154
 tracehook_notify_resume syzkaller/managers/android-5-10/kernel/./include/linux/tracehook.h:188 [inline]
 exit_to_user_mode_loop syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:164 [inline]
 exit_to_user_mode_prepare+0xc3/0xe0 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:191
 syscall_exit_to_user_mode+0x24/0x40 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:266
 do_syscall_64+0x3d/0x70 syzkaller/managers/android-5-10/kernel/arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f96389a25e7
Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc6f496228 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00000000000054ea RCX: 00007f96389a25e7
RDX: 00007ffc6f4962e9 RSI: 0000000000000002 RDI: 00007ffc6f4962e0
RBP: 00007ffc6f4962e0 R08: 00000000ffffffff R09: 00007ffc6f4960c0
R10: 00005555556d7633 R11: 0000000000000206 R12: 00007ffc6f497360
R13: 00005555556d75f0 R14: 00007ffc6f496250 R15: 0000000000000003
---[ end trace 22d9bf8f62e18152 ]---
VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds.  Have a nice day...
BUG: Dentry ffff88811a5eb550{i=0,n=.index}  still in use (1) [unmount of exfat loop0]
------------[ cut here ]------------
WARNING: CPU: 1 PID: 365 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Modules linked in:
CPU: 1 PID: 365 Comm: syz-executor525 Tainted: G        W         5.10.76-syzkaller-01178-g4944ec82ebb9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 00 40 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 5e d9 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff
RSP: 0018:ffffc9000027fc78 EFLAGS: 00010286
RAX: 0000000000000055 RBX: ffffffff866b4400 RCX: 61ca88af48f53b00
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffffc9000027fca8 R08: ffffffff81545288 R09: ffffed103ee295d8
R10: ffffed103ee295d8 R11: 0000000000000000 R12: ffff88811a5eb550
R13: dffffc0000000000 R14: ffff8881061d03f8 R15: 0000000000000001
FS:  00005555556d6300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc6f495fc8 CR3: 0000000106f9f000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 d_walk+0x309/0x540 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1326
 do_one_tree syzkaller/managers/android-5-10/kernel/fs/dcache.c:1623 [inline]
 shrink_dcache_for_umount+0x8e/0x1b0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1639
 generic_shutdown_super+0x66/0x2c0 syzkaller/managers/android-5-10/kernel/fs/super.c:447
 kill_block_super+0x80/0xe0 syzkaller/managers/android-5-10/kernel/fs/super.c:1446
 deactivate_locked_super+0xb0/0x100 syzkaller/managers/android-5-10/kernel/fs/super.c:335
 deactivate_super+0xa5/0xd0 syzkaller/managers/android-5-10/kernel/fs/super.c:366
 cleanup_mnt+0x45f/0x510 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1118
 __cleanup_mnt+0x19/0x20 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1125
 task_work_run+0x147/0x1b0 syzkaller/managers/android-5-10/kernel/kernel/task_work.c:154
 tracehook_notify_resume syzkaller/managers/android-5-10/kernel/./include/linux/tracehook.h:188 [inline]
 exit_to_user_mode_loop syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:164 [inline]
 exit_to_user_mode_prepare+0xc3/0xe0 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:191
 syscall_exit_to_user_mode+0x24/0x40 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:266
 do_syscall_64+0x3d/0x70 syzkaller/managers/android-5-10/kernel/arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f96389a25e7
Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc6f496228 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000005b47 RCX: 00007f96389a25e7
RDX: 00007ffc6f4962e9 RSI: 0000000000000002 RDI: 00007ffc6f4962e0
RBP: 00007ffc6f4962e0 R08: 00000000ffffffff R09: 00007ffc6f4960c0
R10: 00005555556d7633 R11: 0000000000000206 R12: 00007ffc6f497360
R13: 00005555556d75f0 R14: 00007ffc6f496250 R15: 0000000000000006
---[ end trace 22d9bf8f62e18153 ]---
VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds.  Have a nice day...
BUG: Dentry ffff88811a5eecc0{i=0,n=.index}  still in use (1) [unmount of exfat loop0]
------------[ cut here ]------------
WARNING: CPU: 1 PID: 365 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Modules linked in:
CPU: 1 PID: 365 Comm: syz-executor525 Tainted: G        W         5.10.76-syzkaller-01178-g4944ec82ebb9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 00 40 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 5e d9 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff
RSP: 0018:ffffc9000027fc78 EFLAGS: 00010286
RAX: 0000000000000055 RBX: ffffffff866b4400 RCX: 61ca88af48f53b00
RDX: 0000000000000000 RSI: 0000000080000002 RDI: 0000000000000000
RBP: ffffc9000027fca8 R08: ffffffff81545288 R09: ffffed103ee295d8
R10: ffffed103ee295d8 R11: 0000000000000000 R12: ffff88811a5eecc0
R13: dffffc0000000000 R14: ffff88810a3833f8 R15: 0000000000000001
FS:  00005555556d6300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc6f495fc8 CR3: 0000000106f9f000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 d_walk+0x309/0x540 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1326
 do_one_tree syzkaller/managers/android-5-10/kernel/fs/dcache.c:1623 [inline]
 shrink_dcache_for_umount+0x8e/0x1b0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1639
 generic_shutdown_super+0x66/0x2c0 syzkaller/managers/android-5-10/kernel/fs/super.c:447
 kill_block_super+0x80/0xe0 syzkaller/managers/android-5-10/kernel/fs/super.c:1446
 deactivate_locked_super+0xb0/0x100 syzkaller/managers/android-5-10/kernel/fs/super.c:335
 deactivate_super+0xa5/0xd0 syzkaller/managers/android-5-10/kernel/fs/super.c:366
 cleanup_mnt+0x45f/0x510 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1118
 __cleanup_mnt+0x19/0x20 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1125
 task_work_run+0x147/0x1b0 syzkaller/managers/android-5-10/kernel/kernel/task_work.c:154
 tracehook_notify_resume syzkaller/managers/android-5-10/kernel/./include/linux/tracehook.h:188 [inline]
 exit_to_user_mode_loop syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:164 [inline]
 exit_to_user_mode_prepare+0xc3/0xe0 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:191
 syscall_exit_to_user_mode+0x24/0x40 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:266
 do_syscall_64+0x3d/0x70 syzkaller/managers/android-5-10/kernel/arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f96389a25e7
Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc6f496228 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000005e2a RCX: 00007f96389a25e7
RDX: 00007ffc6f4962e9 RSI: 0000000000000002 RDI: 00007ffc6f4962e0
RBP: 00007ffc6f4962e0 R08: 00000000ffffffff R09: 00007ffc6f4960c0
R10: 00005555556d7633 R11: 0000000000000206 R12: 00007ffc6f497360
R13: 00005555556d75f0 R14: 00007ffc6f496250 R15: 0000000000000007
---[ end trace 22d9bf8f62e18154 ]---
VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds.  Have a nice day...
BUG: Dentry ffff88811a5f4220{i=0,n=.index}  still in use (1) [unmount of exfat loop0]
------------[ cut here ]------------
WARNING: CPU: 0 PID: 365 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Modules linked in:
CPU: 0 PID: 365 Comm: syz-executor525 Tainted: G        W         5.10.76-syzkaller-01178-g4944ec82ebb9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 00 40 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 5e d9 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff
RSP: 0018:ffffc9000027fc78 EFLAGS: 00010286
RAX: 0000000000000055 RBX: ffffffff866b4400 RCX: 61ca88af48f53b00
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffffc9000027fca8 R08: ffffffff81545288 R09: fffff5200004feb9
R10: fffff5200004feb9 R11: 0000000000000000 R12: ffff88811a5f4220
R13: dffffc0000000000 R14: ffff88810a3863f8 R15: 0000000000000001
FS:  00005555556d6300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc6f495fc8 CR3: 0000000106f9f000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 d_walk+0x309/0x540 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1326
 do_one_tree syzkaller/managers/android-5-10/kernel/fs/dcache.c:1623 [inline]
 shrink_dcache_for_umount+0x8e/0x1b0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1639
 generic_shutdown_super+0x66/0x2c0 syzkaller/managers/android-5-10/kernel/fs/super.c:447
 kill_block_super+0x80/0xe0 syzkaller/managers/android-5-10/kernel/fs/super.c:1446
 deactivate_locked_super+0xb0/0x100 syzkaller/managers/android-5-10/kernel/fs/super.c:335
 deactivate_super+0xa5/0xd0 syzkaller/managers/android-5-10/kernel/fs/super.c:366
 cleanup_mnt+0x45f/0x510 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1118
 __cleanup_mnt+0x19/0x20 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1125
 task_work_run+0x147/0x1b0 syzkaller/managers/android-5-10/kernel/kernel/task_work.c:154
 tracehook_notify_resume syzkaller/managers/android-5-10/kernel/./include/linux/tracehook.h:188 [inline]
 exit_to_user_mode_loop syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:164 [inline]
 exit_to_user_mode_prepare+0xc3/0xe0 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:191
 syscall_exit_to_user_mode+0x24/0x40 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:266
 do_syscall_64+0x3d/0x70 syzkaller/managers/android-5-10/kernel/arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f96389a25e7
Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc6f496228 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00000000000060f2 RCX: 00007f96389a25e7
RDX: 00007ffc6f4962e9 RSI: 0000000000000002 RDI: 00007ffc6f4962e0
RBP: 00007ffc6f4962e0 R08: 00000000ffffffff R09: 00007ffc6f4960c0
R10: 00005555556d7633 R11: 0000000000000206 R12: 00007ffc6f497360
R13: 00005555556d75f0 R14: 00007ffc6f496250 R15: 0000000000000008
---[ end trace 22d9bf8f62e18155 ]---
VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds.  Have a nice day...
BUG: Dentry ffff88811a5f6440{i=0,n=.index}  still in use (1) [unmount of exfat loop0]
------------[ cut here ]------------
WARNING: CPU: 0 PID: 365 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Modules linked in:
CPU: 0 PID: 365 Comm: syz-executor525 Tainted: G        W         5.10.76-syzkaller-01178-g4944ec82ebb9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 00 40 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 5e d9 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff
RSP: 0018:ffffc9000027fc78 EFLAGS: 00010286
RAX: 0000000000000055 RBX: ffffffff866b4400 RCX: 61ca88af48f53b00
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffffc9000027fca8 R08: ffffffff81545288 R09: ffffed103ee095d8
R10: ffffed103ee095d8 R11: 0000000000000000 R12: ffff88811a5f6440
R13: dffffc0000000000 R14: ffff8881063e53f8 R15: 0000000000000001
FS:  00005555556d6300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc6f495fc8 CR3: 0000000106f9f000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 d_walk+0x309/0x540 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1326
 do_one_tree syzkaller/managers/android-5-10/kernel/fs/dcache.c:1623 [inline]
 shrink_dcache_for_umount+0x8e/0x1b0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1639
 generic_shutdown_super+0x66/0x2c0 syzkaller/managers/android-5-10/kernel/fs/super.c:447
 kill_block_super+0x80/0xe0 syzkaller/managers/android-5-10/kernel/fs/super.c:1446
 deactivate_locked_super+0xb0/0x100 syzkaller/managers/android-5-10/kernel/fs/super.c:335
 deactivate_super+0xa5/0xd0 syzkaller/managers/android-5-10/kernel/fs/super.c:366
 cleanup_mnt+0x45f/0x510 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1118
 __cleanup_mnt+0x19/0x20 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1125
 task_work_run+0x147/0x1b0 syzkaller/managers/android-5-10/kernel/kernel/task_work.c:154
 tracehook_notify_resume syzkaller/managers/android-5-10/kernel/./include/linux/tracehook.h:188 [inline]
 exit_to_user_mode_loop syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:164 [inline]
 exit_to_user_mode_prepare+0xc3/0xe0 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:191
 syscall_exit_to_user_mode+0x24/0x40 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:266
 do_syscall_64+0x3d/0x70 syzkaller/managers/android-5-10/kernel/arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f96389a25e7
Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc6f496228 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00000000000063c2 RCX: 00007f96389a25e7
RDX: 00007ffc6f4962e9 RSI: 0000000000000002 RDI: 00007ffc6f4962e0
RBP: 00007ffc6f4962e0 R08: 00000000ffffffff R09: 00007ffc6f4960c0
R10: 00005555556d7633 R11: 0000000000000206 R12: 00007ffc6f497360
R13: 00005555556d75f0 R14: 00007ffc6f496250 R15: 0000000000000009
---[ end trace 22d9bf8f62e18156 ]---
VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds.  Have a nice day...
BUG: Dentry ffff88811a63c440{i=0,n=.index}  still in use (1) [unmount of exfat loop0]
------------[ cut here ]------------
WARNING: CPU: 0 PID: 365 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Modules linked in:
CPU: 0 PID: 365 Comm: syz-executor525 Tainted: G        W         5.10.76-syzkaller-01178-g4944ec82ebb9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 00 40 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 5e d9 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff
RSP: 0018:ffffc9000027fc78 EFLAGS: 00010286
RAX: 0000000000000055 RBX: ffffffff866b4400 RCX: 61ca88af48f53b00
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffffc9000027fca8 R08: ffffffff81545288 R09: ffffed103ee095d8
R10: ffffed103ee095d8 R11: 0000000000000000 R12: ffff88811a63c440
R13: dffffc0000000000 R14: ffff8881063e33f8 R15: 0000000000000001
FS:  00005555556d6300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc6f495fc8 CR3: 0000000106f9f000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 d_walk+0x309/0x540 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1326
 do_one_tree syzkaller/managers/android-5-10/kernel/fs/dcache.c:1623 [inline]
 shrink_dcache_for_umount+0x8e/0x1b0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1639
 generic_shutdown_super+0x66/0x2c0 syzkaller/managers/android-5-10/kernel/fs/super.c:447
 kill_block_super+0x80/0xe0 syzkaller/managers/android-5-10/kernel/fs/super.c:1446
 deactivate_locked_super+0xb0/0x100 syzkaller/managers/android-5-10/kernel/fs/super.c:335
 deactivate_super+0xa5/0xd0 syzkaller/managers/android-5-10/kernel/fs/super.c:366
 cleanup_mnt+0x45f/0x510 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1118
 __cleanup_mnt+0x19/0x20 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1125
 task_work_run+0x147/0x1b0 syzkaller/managers/android-5-10/kernel/kernel/task_work.c:154
 tracehook_notify_resume syzkaller/managers/android-5-10/kernel/./include/linux/tracehook.h:188 [inline]
 exit_to_user_mode_loop syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:164 [inline]
 exit_to_user_mode_prepare+0xc3/0xe0 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:191
 syscall_exit_to_user_mode+0x24/0x40 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:266
 do_syscall_64+0x3d/0x70 syzkaller/managers/android-5-10/kernel/arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f96389a25e7
Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc6f496228 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 000000000000680e RCX: 00007f96389a25e7
RDX: 00007ffc6f4962ea RSI: 0000000000000002 RDI: 00007ffc6f4962e0
RBP: 00007ffc6f4962e0 R08: 00000000ffffffff R09: 00007ffc6f4960c0
R10: 00005555556d7633 R11: 0000000000000206 R12: 00007ffc6f497360
R13: 00005555556d75f0 R14: 00007ffc6f496250 R15: 000000000000000b
---[ end trace 22d9bf8f62e18157 ]---
VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds.  Have a nice day...
BUG: Dentry ffff88811a63c110{i=0,n=.index}  still in use (1) [unmount of exfat loop0]
------------[ cut here ]------------
WARNING: CPU: 1 PID: 365 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Modules linked in:
CPU: 1 PID: 365 Comm: syz-executor525 Tainted: G        W         5.10.76-syzkaller-01178-g4944ec82ebb9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 00 40 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 5e d9 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff
RSP: 0018:ffffc9000027fc78 EFLAGS: 00010286
RAX: 0000000000000055 RBX: ffffffff866b4400 RCX: 61ca88af48f53b00
RDX: 0000000000000000 RSI: 0000000080000002 RDI: 0000000000000000
RBP: ffffc9000027fca8 R08: ffffffff81545288 R09: ffffed103ee295d8
R10: ffffed103ee295d8 R11: 0000000000000000 R12: ffff88811a63c110
R13: dffffc0000000000 R14: ffff88810a91a3f8 R15: 0000000000000001
FS:  00005555556d6300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc6f495fc8 CR3: 0000000106f9f000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 d_walk+0x309/0x540 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1326
 do_one_tree syzkaller/managers/android-5-10/kernel/fs/dcache.c:1623 [inline]
 shrink_dcache_for_umount+0x8e/0x1b0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1639
 generic_shutdown_super+0x66/0x2c0 syzkaller/managers/android-5-10/kernel/fs/super.c:447
 kill_block_super+0x80/0xe0 syzkaller/managers/android-5-10/kernel/fs/super.c:1446
 deactivate_locked_super+0xb0/0x100 syzkaller/managers/android-5-10/kernel/fs/super.c:335
 deactivate_super+0xa5/0xd0 syzkaller/managers/android-5-10/kernel/fs/super.c:366
 cleanup_mnt+0x45f/0x510 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1118
 __cleanup_mnt+0x19/0x20 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1125
 task_work_run+0x147/0x1b0 syzkaller/managers/android-5-10/kernel/kernel/task_work.c:154
 tracehook_notify_resume syzkaller/managers/android-5-10/kernel/./include/linux/tracehook.h:188 [inline]
 exit_to_user_mode_loop syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:164 [inline]
 exit_to_user_mode_prepare+0xc3/0xe0 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:191
 syscall_exit_to_user_mode+0x24/0x40 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:266
 do_syscall_64+0x3d/0x70 syzkaller/managers/android-5-10/kernel/arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f96389a25e7
Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc6f496228 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000006af2 RCX: 00007f96389a25e7
RDX: 00007ffc6f4962ea RSI: 0000000000000002 RDI: 00007ffc6f4962e0
RBP: 00007ffc6f4962e0 R08: 00000000ffffffff R09: 00007ffc6f4960c0
R10: 00005555556d7633 R11: 0000000000000206 R12: 00007ffc6f497360
R13: 00005555556d75f0 R14: 00007ffc6f496250 R15: 000000000000000c
---[ end trace 22d9bf8f62e18158 ]---
VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds.  Have a nice day...
BUG: Dentry ffff88811a63fee0{i=0,n=.index}  still in use (1) [unmount of exfat loop0]
------------[ cut here ]------------
WARNING: CPU: 0 PID: 365 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Modules linked in:
CPU: 0 PID: 365 Comm: syz-executor525 Tainted: G        W         5.10.76-syzkaller-01178-g4944ec82ebb9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 00 40 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 5e d9 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff
RSP: 0018:ffffc9000027fc78 EFLAGS: 00010286
RAX: 0000000000000055 RBX: ffffffff866b4400 RCX: 61ca88af48f53b00
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffffc9000027fca8 R08: ffffffff81545288 R09: ffffed103ee095d8
R10: ffffed103ee095d8 R11: 0000000000000000 R12: ffff88811a63fee0
R13: dffffc0000000000 R14: ffff8881063de3f8 R15: 0000000000000001
FS:  00005555556d6300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc6f495fc8 CR3: 0000000106f9f000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 d_walk+0x309/0x540 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1326
 do_one_tree syzkaller/managers/android-5-10/kernel/fs/dcache.c:1623 [inline]
 shrink_dcache_for_umount+0x8e/0x1b0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1639
 generic_shutdown_super+0x66/0x2c0 syzkaller/managers/android-5-10/kernel/fs/super.c:447
 kill_block_super+0x80/0xe0 syzkaller/managers/android-5-10/kernel/fs/super.c:1446
 deactivate_locked_super+0xb0/0x100 syzkaller/managers/android-5-10/kernel/fs/super.c:335
 deactivate_super+0xa5/0xd0 syzkaller/managers/android-5-10/kernel/fs/super.c:366
 cleanup_mnt+0x45f/0x510 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1118
 __cleanup_mnt+0x19/0x20 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1125
 task_work_run+0x147/0x1b0 syzkaller/managers/android-5-10/kernel/kernel/task_work.c:154
 tracehook_notify_resume syzkaller/managers/android-5-10/kernel/./include/linux/tracehook.h:188 [inline]
 exit_to_user_mode_loop syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:164 [inline]
 exit_to_user_mode_prepare+0xc3/0xe0 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:191
 syscall_exit_to_user_mode+0x24/0x40 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:266
 do_syscall_64+0x3d/0x70 syzkaller/managers/android-5-10/kernel/arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f96389a25e7
Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc6f496228 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000006dea RCX: 00007f96389a25e7
RDX: 00007ffc6f4962ea RSI: 0000000000000002 RDI: 00007ffc6f4962e0
RBP: 00007ffc6f4962e0 R08: 00000000ffffffff R09: 00007ffc6f4960c0
R10: 00005555556d7633 R11: 0000000000000206 R12: 00007ffc6f497360
R13: 00005555556d75f0 R14: 00007ffc6f496250 R15: 000000000000000d
---[ end trace 22d9bf8f62e18159 ]---
VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds.  Have a nice day...
BUG: Dentry ffff88811a646770{i=0,n=.index}  still in use (1) [unmount of exfat loop0]
------------[ cut here ]------------
WARNING: CPU: 1 PID: 365 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Modules linked in:
CPU: 1 PID: 365 Comm: syz-executor525 Tainted: G        W         5.10.76-syzkaller-01178-g4944ec82ebb9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 00 40 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 5e d9 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff
RSP: 0018:ffffc9000027fc78 EFLAGS: 00010286
RAX: 0000000000000055 RBX: ffffffff866b4400 RCX: 61ca88af48f53b00
RDX: 0000000000000000 RSI: 0000000080000002 RDI: 0000000000000000
RBP: ffffc9000027fca8 R08: ffffffff81545288 R09: fffff5200004feb9
R10: fffff5200004feb9 R11: 0000000000000000 R12: ffff88811a646770
R13: dffffc0000000000 R14: ffff8881063dd3f8 R15: 0000000000000001
FS:  00005555556d6300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc6f495fc8 CR3: 0000000106f9f000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 d_walk+0x309/0x540 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1326
 do_one_tree syzkaller/managers/android-5-10/kernel/fs/dcache.c:1623 [inline]
 shrink_dcache_for_umount+0x8e/0x1b0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1639
 generic_shutdown_super+0x66/0x2c0 syzkaller/managers/android-5-10/kernel/fs/super.c:447
 kill_block_super+0x80/0xe0 syzkaller/managers/android-5-10/kernel/fs/super.c:1446
 deactivate_locked_super+0xb0/0x100 syzkaller/managers/android-5-10/kernel/fs/super.c:335
 deactivate_super+0xa5/0xd0 syzkaller/managers/android-5-10/kernel/fs/super.c:366
 cleanup_mnt+0x45f/0x510 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1118
 __cleanup_mnt+0x19/0x20 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1125
 task_work_run+0x147/0x1b0 syzkaller/managers/android-5-10/kernel/kernel/task_work.c:154
 tracehook_notify_resume syzkaller/managers/android-5-10/kernel/./include/linux/tracehook.h:188 [inline]
 exit_to_user_mode_loop syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:164 [inline]
 exit_to_user_mode_prepare+0xc3/0xe0 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:191
 syscall_exit_to_user_mode+0x24/0x40 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:266
 do_syscall_64+0x3d/0x70 syzkaller/managers/android-5-10/kernel/arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f96389a25e7
Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc6f496228 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00000000000070e2 RCX: 00007f96389a25e7
RDX: 00007ffc6f4962ea RSI: 0000000000000002 RDI: 00007ffc6f4962e0
RBP: 00007ffc6f4962e0 R08: 00000000ffffffff R09: 00007ffc6f4960c0
R10: 00005555556d7633 R11: 0000000000000206 R12: 00007ffc6f497360
R13: 00005555556d75f0 R14: 00007ffc6f496250 R15: 000000000000000e
---[ end trace 22d9bf8f62e1815a ]---
VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds.  Have a nice day...
BUG: Dentry ffff88811a60d880{i=0,n=.index}  still in use (1) [unmount of exfat loop0]
------------[ cut here ]------------
WARNING: CPU: 1 PID: 365 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Modules linked in:
CPU: 1 PID: 365 Comm: syz-executor525 Tainted: G        W         5.10.76-syzkaller-01178-g4944ec82ebb9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 00 40 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 5e d9 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff
RSP: 0018:ffffc9000027fc78 EFLAGS: 00010286
RAX: 0000000000000055 RBX: ffffffff866b4400 RCX: 61ca88af48f53b00
RDX: 0000000000000000 RSI: 0000000080000002 RDI: 0000000000000000
RBP: ffffc9000027fca8 R08: ffffffff81545288 R09: fffff5200004feb9
R10: fffff5200004feb9 R11: 0000000000000000 R12: ffff88811a60d880
R13: dffffc0000000000 R14: ffff88810a3853f8 R15: 0000000000000001
FS:  00005555556d6300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc6f495fc8 CR3: 0000000106f9f000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 d_walk+0x309/0x540 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1326
 do_one_tree syzkaller/managers/android-5-10/kernel/fs/dcache.c:1623 [inline]
 shrink_dcache_for_umount+0x8e/0x1b0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1639
 generic_shutdown_super+0x66/0x2c0 syzkaller/managers/android-5-10/kernel/fs/super.c:447
 kill_block_super+0x80/0xe0 syzkaller/managers/android-5-10/kernel/fs/super.c:1446
 deactivate_locked_super+0xb0/0x100 syzkaller/managers/android-5-10/kernel/fs/super.c:335
 deactivate_super+0xa5/0xd0 syzkaller/managers/android-5-10/kernel/fs/super.c:366
 cleanup_mnt+0x45f/0x510 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1118
 __cleanup_mnt+0x19/0x20 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1125
 task_work_run+0x147/0x1b0 syzkaller/managers/android-5-10/kernel/kernel/task_work.c:154
 tracehook_notify_resume syzkaller/managers/android-5-10/kernel/./include/linux/tracehook.h:188 [inline]
 exit_to_user_mode_loop syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:164 [inline]
 exit_to_user_mode_prepare+0xc3/0xe0 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:191
 syscall_exit_to_user_mode+0x24/0x40 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:266
 do_syscall_64+0x3d/0x70 syzkaller/managers/android-5-10/kernel/arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f96389a25e7
Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc6f496228 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00000000000073b1 RCX: 00007f96389a25e7
RDX: 00007ffc6f4962ea RSI: 0000000000000002 RDI: 00007ffc6f4962e0
RBP: 00007ffc6f4962e0 R08: 00000000ffffffff R09: 00007ffc6f4960c0
R10: 00005555556d7633 R11: 0000000000000206 R12: 00007ffc6f497360
R13: 00005555556d75f0 R14: 00007ffc6f496250 R15: 000000000000000f
---[ end trace 22d9bf8f62e1815b ]---
VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds.  Have a nice day...
BUG: Dentry ffff88811a60d330{i=0,n=.index}  still in use (1) [unmount of exfat loop0]
------------[ cut here ]------------
WARNING: CPU: 0 PID: 365 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Modules linked in:
CPU: 0 PID: 365 Comm: syz-executor525 Tainted: G        W         5.10.76-syzkaller-01178-g4944ec82ebb9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 00 40 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 5e d9 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff
RSP: 0018:ffffc9000027fc78 EFLAGS: 00010286
RAX: 0000000000000055 RBX: ffffffff866b4400 RCX: 61ca88af48f53b00
RDX: 0000000000000000 RSI: 0000000080000002 RDI: 0000000000000000
RBP: ffffc9000027fca8 R08: ffffffff81545288 R09: ffffed103ee095d8
R10: ffffed103ee095d8 R11: 0000000000000000 R12: ffff88811a60d330
R13: dffffc0000000000 R14: ffff88810b3073f8 R15: 0000000000000001
FS:  00005555556d6300(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc6f495fc8 CR3: 0000000106f9f000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 d_walk+0x309/0x540 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1326
 do_one_tree syzkaller/managers/android-5-10/kernel/fs/dcache.c:1623 [inline]
 shrink_dcache_for_umount+0x8e/0x1b0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1639
 generic_shutdown_super+0x66/0x2c0 syzkaller/managers/android-5-10/kernel/fs/super.c:447
 kill_block_super+0x80/0xe0 syzkaller/managers/android-5-10/kernel/fs/super.c:1446
 deactivate_locked_super+0xb0/0x100 syzkaller/managers/android-5-10/kernel/fs/super.c:335
 deactivate_super+0xa5/0xd0 syzkaller/managers/android-5-10/kernel/fs/super.c:366
 cleanup_mnt+0x45f/0x510 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1118
 __cleanup_mnt+0x19/0x20 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1125
 task_work_run+0x147/0x1b0 syzkaller/managers/android-5-10/kernel/kernel/task_work.c:154
 tracehook_notify_resume syzkaller/managers/android-5-10/kernel/./include/linux/tracehook.h:188 [inline]
 exit_to_user_mode_loop syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:164 [inline]
 exit_to_user_mode_prepare+0xc3/0xe0 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:191
 syscall_exit_to_user_mode+0x24/0x40 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:266
 do_syscall_64+0x3d/0x70 syzkaller/managers/android-5-10/kernel/arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f96389a25e7
Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc6f496228 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00000000000076b2 RCX: 00007f96389a25e7
RDX: 00007ffc6f4962ea RSI: 0000000000000002 RDI: 00007ffc6f4962e0
RBP: 00007ffc6f4962e0 R08: 00000000ffffffff R09: 00007ffc6f4960c0
R10: 00005555556d7633 R11: 0000000000000206 R12: 00007ffc6f497360
R13: 00005555556d75f0 R14: 00007ffc6f496250 R15: 0000000000000010
---[ end trace 22d9bf8f62e1815c ]---
VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds.  Have a nice day...
BUG: Dentry ffff88811a610990{i=0,n=.index}  still in use (1) [unmount of exfat loop0]
------------[ cut here ]------------
WARNING: CPU: 1 PID: 365 at fs/dcache.c:1616 umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Modules linked in:
CPU: 1 PID: 365 Comm: syz-executor525 Tainted: G        W         5.10.76-syzkaller-01178-g4944ec82ebb9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:umount_check+0x18d/0x1d0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1607
Code: 8b 0b 49 81 c6 f8 03 00 00 48 c7 c7 00 40 2e 85 4c 89 e6 48 8b 55 d0 4c 89 e1 45 89 f8 31 c0 41 56 e8 5e d9 9e ff 48 83 c4 08 <0f> 0b e9 f1 fe ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c c9 fe ff
RSP: 0018:ffffc9000027fc78 EFLAGS: 00010286
RAX: 0000000000000055 RBX: ffffffff866b4400 RCX: 61ca88af48f53b00
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
RBP: ffffc9000027fca8 R08: ffffffff81545288 R09: fffff5200004feb9
R10: fffff5200004feb9 R11: 0000000000000000 R12: ffff88811a610990
R13: dffffc0000000000 R14: ffff8881063db3f8 R15: 0000000000000001
FS:  00005555556d6300(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc6f495fc8 CR3: 0000000106f9f000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 d_walk+0x309/0x540 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1326
 do_one_tree syzkaller/managers/android-5-10/kernel/fs/dcache.c:1623 [inline]
 shrink_dcache_for_umount+0x8e/0x1b0 syzkaller/managers/android-5-10/kernel/fs/dcache.c:1639
 generic_shutdown_super+0x66/0x2c0 syzkaller/managers/android-5-10/kernel/fs/super.c:447
 kill_block_super+0x80/0xe0 syzkaller/managers/android-5-10/kernel/fs/super.c:1446
 deactivate_locked_super+0xb0/0x100 syzkaller/managers/android-5-10/kernel/fs/super.c:335
 deactivate_super+0xa5/0xd0 syzkaller/managers/android-5-10/kernel/fs/super.c:366
 cleanup_mnt+0x45f/0x510 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1118
 __cleanup_mnt+0x19/0x20 syzkaller/managers/android-5-10/kernel/fs/namespace.c:1125
 task_work_run+0x147/0x1b0 syzkaller/managers/android-5-10/kernel/kernel/task_work.c:154
 tracehook_notify_resume syzkaller/managers/android-5-10/kernel/./include/linux/tracehook.h:188 [inline]
 exit_to_user_mode_loop syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:164 [inline]
 exit_to_user_mode_prepare+0xc3/0xe0 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:191
 syscall_exit_to_user_mode+0x24/0x40 syzkaller/managers/android-5-10/kernel/kernel/entry/common.c:266
 do_syscall_64+0x3d/0x70 syzkaller/managers/android-5-10/kernel/arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f96389a25e7
Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc6f496228 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 000000000000797b RCX: 00007f96389a25e7
RDX: 00007ffc6f4962ea RSI: 0000000000000002 RDI: 00007ffc6f4962e0
RBP: 00007ffc6f4962e0 R08: 00000000ffffffff R09: 00007ffc6f4960c0
R10: 00005555556d7633 R11: 0000000000000206 R12: 00007ffc6f497360
R13: 00005555556d75f0 R14: 00007ffc6f496250 R15: 0000000000000011
---[ end trace 22d9bf8f62e1815d ]---
VFS: Busy inodes after unmount of loop0. Self-destruct in 5 seconds.  Have a nice day...