ntfs: (device loop5): parse_options(): Unrecognized mount option 0x0000000000000000.

======================================================
WARNING: possible circular locking dependency detected
4.18.0+ #195 Not tainted
------------------------------------------------------
syz-executor6/15461 is trying to acquire lock:
00000000b43ecd83 (sb_writers#3){.+.+}, at: file_start_write include/linux/fs.h:2755 [inline]
00000000b43ecd83 (sb_writers#3){.+.+}, at: vfs_fallocate+0x5be/0x8d0 fs/open.c:318

but task is already holding lock:
00000000926797aa (ashmem_mutex){+.+.}, at: ashmem_shrink_scan+0xb4/0x580 drivers/staging/android/ashmem.c:442

which lock already depends on the new lock.


the existing dependency chain (in reverse order) is:

-> #3 (ashmem_mutex){+.+.}:
       __mutex_lock_common kernel/locking/mutex.c:925 [inline]
       __mutex_lock+0x171/0x1700 kernel/locking/mutex.c:1073
       mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1088
       ashmem_mmap+0x53/0x4a0 drivers/staging/android/ashmem.c:361
       call_mmap include/linux/fs.h:1816 [inline]
       mmap_region+0xf27/0x1c50 mm/mmap.c:1762
       do_mmap+0xa06/0x1320 mm/mmap.c:1535
       do_mmap_pgoff include/linux/mm.h:2306 [inline]
       vm_mmap_pgoff+0x213/0x2c0 mm/util.c:357
       ksys_mmap_pgoff+0x4da/0x660 mm/mmap.c:1585
       __do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline]
       __se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline]
       __x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91
       do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
       entry_SYSCALL_64_after_hwframe+0x49/0xbe

-> #2 (&mm->mmap_sem){++++}:
       __might_fault+0x155/0x1e0 mm/memory.c:4583
       _copy_to_user+0x30/0x110 lib/usercopy.c:25
       copy_to_user include/linux/uaccess.h:155 [inline]
       filldir+0x1ea/0x3a0 fs/readdir.c:196
       dir_emit_dot include/linux/fs.h:3420 [inline]
       dir_emit_dots include/linux/fs.h:3431 [inline]
       dcache_readdir+0x13a/0x620 fs/libfs.c:192
       iterate_dir+0x4b0/0x5d0 fs/readdir.c:51
       __do_sys_getdents fs/readdir.c:231 [inline]
       __se_sys_getdents fs/readdir.c:212 [inline]
       __x64_sys_getdents+0x29f/0x510 fs/readdir.c:212
       do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
       entry_SYSCALL_64_after_hwframe+0x49/0xbe

-> #1 (&sb->s_type->i_mutex_key#10){++++}:
       down_write+0x8f/0x130 kernel/locking/rwsem.c:70
       inode_lock include/linux/fs.h:733 [inline]
       generic_file_write_iter+0xed/0x870 mm/filemap.c:3289
       call_write_iter include/linux/fs.h:1811 [inline]
       new_sync_write fs/read_write.c:474 [inline]
       __vfs_write+0x6af/0x9d0 fs/read_write.c:487
       vfs_write+0x1f8/0x560 fs/read_write.c:549
       kernel_write+0xab/0x120 fs/read_write.c:526
       fork_usermode_blob+0x11c/0x1b0 kernel/umh.c:493
       load_umh+0x2b/0xbd net/bpfilter/bpfilter_kern.c:93
       do_one_initcall+0x127/0x913 init/main.c:884
       do_initcall_level init/main.c:952 [inline]
       do_initcalls init/main.c:960 [inline]
       do_basic_setup init/main.c:978 [inline]
       kernel_init_freeable+0x49b/0x58e init/main.c:1142
       kernel_init+0x11/0x1b3 init/main.c:1061
       ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413

-> #0 (sb_writers#3){.+.+}:
       lock_acquire+0x1e4/0x540 kernel/locking/lockdep.c:3924
       percpu_down_read_preempt_disable include/linux/percpu-rwsem.h:36 [inline]
       percpu_down_read include/linux/percpu-rwsem.h:59 [inline]
       __sb_start_write+0x1e9/0x300 fs/super.c:1406
       file_start_write include/linux/fs.h:2755 [inline]
       vfs_fallocate+0x5be/0x8d0 fs/open.c:318
       ashmem_shrink_scan+0x1f9/0x580 drivers/staging/android/ashmem.c:449
       ashmem_ioctl+0x3dd/0x13c0 drivers/staging/android/ashmem.c:791
       vfs_ioctl fs/ioctl.c:46 [inline]
       file_ioctl fs/ioctl.c:500 [inline]
       do_vfs_ioctl+0x1de/0x1720 fs/ioctl.c:684
       ksys_ioctl+0xa9/0xd0 fs/ioctl.c:701
       __do_sys_ioctl fs/ioctl.c:708 [inline]
       __se_sys_ioctl fs/ioctl.c:706 [inline]
       __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:706
       do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
       entry_SYSCALL_64_after_hwframe+0x49/0xbe

other info that might help us debug this:

Chain exists of:
  sb_writers#3 --> &mm->mmap_sem --> ashmem_mutex

 Possible unsafe locking scenario:

       CPU0                    CPU1
       ----                    ----
  lock(ashmem_mutex);
                               lock(&mm->mmap_sem);
                               lock(ashmem_mutex);
  lock(sb_writers#3);

 *** DEADLOCK ***

1 lock held by syz-executor6/15461:
 #0: 00000000926797aa (ashmem_mutex){+.+.}, at: ashmem_shrink_scan+0xb4/0x580 drivers/staging/android/ashmem.c:442

stack backtrace:
CPU: 0 PID: 15461 Comm: syz-executor6 Not tainted 4.18.0+ #195
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113
 print_circular_bug.isra.37.cold.58+0x1bd/0x27d kernel/locking/lockdep.c:1227
 check_prev_add kernel/locking/lockdep.c:1867 [inline]
 check_prevs_add kernel/locking/lockdep.c:1980 [inline]
 validate_chain kernel/locking/lockdep.c:2421 [inline]
 __lock_acquire+0x3449/0x5020 kernel/locking/lockdep.c:3435
 lock_acquire+0x1e4/0x540 kernel/locking/lockdep.c:3924
 percpu_down_read_preempt_disable include/linux/percpu-rwsem.h:36 [inline]
 percpu_down_read include/linux/percpu-rwsem.h:59 [inline]
 __sb_start_write+0x1e9/0x300 fs/super.c:1406
 file_start_write include/linux/fs.h:2755 [inline]
 vfs_fallocate+0x5be/0x8d0 fs/open.c:318
 ashmem_shrink_scan+0x1f9/0x580 drivers/staging/android/ashmem.c:449
 ashmem_ioctl+0x3dd/0x13c0 drivers/staging/android/ashmem.c:791
 vfs_ioctl fs/ioctl.c:46 [inline]
 file_ioctl fs/ioctl.c:500 [inline]
 do_vfs_ioctl+0x1de/0x1720 fs/ioctl.c:684
 ksys_ioctl+0xa9/0xd0 fs/ioctl.c:701
 __do_sys_ioctl fs/ioctl.c:708 [inline]
 __se_sys_ioctl fs/ioctl.c:706 [inline]
 __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:706
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x457089
Code: fd b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f8cfe9b1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f8cfe9b26d4 RCX: 0000000000457089
RDX: 0000000000000000 RSI: 000000000000770a RDI: 0000000000000003
RBP: 00000000009300a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00000000004cd2f0 R14: 00000000004c3dca R15: 0000000000000000
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 15465 Comm: syz-executor1 Not tainted 4.18.0+ #195
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.4+0xa/0x11 lib/fault-inject.c:149
 __should_failslab+0x124/0x180 mm/failslab.c:32
 should_failslab+0x9/0x14 mm/slab_common.c:1557
 slab_pre_alloc_hook mm/slab.h:423 [inline]
 slab_alloc mm/slab.c:3378 [inline]
 kmem_cache_alloc+0x2af/0x760 mm/slab.c:3552
 getname_kernel+0x54/0x370 fs/namei.c:220
 kern_path+0x1e/0x40 fs/namei.c:2393
 lookup_bdev+0x10c/0x250 fs/block_dev.c:2088
 blkdev_get_by_path+0x1f/0xe0 fs/block_dev.c:1691
 mount_bdev+0x5d/0x3e0 fs/super.c:1135
 ntfs_mount+0x34/0x40 fs/ntfs/super.c:3065
 mount_fs+0xae/0x328 fs/super.c:1280
 vfs_kern_mount.part.34+0xdc/0x4e0 fs/namespace.c:1046
 vfs_kern_mount fs/namespace.c:1036 [inline]
 do_new_mount fs/namespace.c:2542 [inline]
 do_mount+0x581/0x30e0 fs/namespace.c:2872
 ksys_mount+0x12d/0x140 fs/namespace.c:3088
 __do_sys_mount fs/namespace.c:3102 [inline]
 __se_sys_mount fs/namespace.c:3099 [inline]
 __x64_sys_mount+0xbe/0x150 fs/namespace.c:3099
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x459aba
Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 bd 8a fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 9a 8a fb ff c3 66 0f 1f 84 00 00 00 00 00
RSP: 002b:00007f8af8911a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f8af8911b30 RCX: 0000000000459aba
RDX: 00007f8af8911ad0 RSI: 00000000200000c0 RDI: 00007f8af8911af0
RBP: 00000000200000c0 R08: 00007f8af8911b30 R09: 00007f8af8911ad0
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000006
R13: 0000000000000000 R14: 00000000004c9ce9 R15: 0000000000000029
ntfs: (device loop5): parse_options(): Unrecognized mount option 0x0000000000000000.
ntfs: (device loop5): parse_options(): Unrecognized mount option 0x0000000000000000.
FAULT_INJECTION: forcing a failure.
name fail_page_alloc, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 15497 Comm: syz-executor1 Not tainted 4.18.0+ #195
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.4+0xa/0x11 lib/fault-inject.c:149
 should_fail_alloc_page mm/page_alloc.c:3058 [inline]
 prepare_alloc_pages mm/page_alloc.c:4327 [inline]
 __alloc_pages_nodemask+0x36e/0xdb0 mm/page_alloc.c:4365
 alloc_pages_current+0x10c/0x210 mm/mempolicy.c:2093
 alloc_pages include/linux/gfp.h:492 [inline]
 __get_free_pages mm/page_alloc.c:4415 [inline]
 get_zeroed_page+0x14/0x50 mm/page_alloc.c:4424
 alloc_secdata include/linux/security.h:1827 [inline]
 mount_fs+0x210/0x328 fs/super.c:1271
 vfs_kern_mount.part.34+0xdc/0x4e0 fs/namespace.c:1046
 vfs_kern_mount fs/namespace.c:1036 [inline]
 do_new_mount fs/namespace.c:2542 [inline]
 do_mount+0x581/0x30e0 fs/namespace.c:2872
 ksys_mount+0x12d/0x140 fs/namespace.c:3088
 __do_sys_mount fs/namespace.c:3102 [inline]
 __se_sys_mount fs/namespace.c:3099 [inline]
 __x64_sys_mount+0xbe/0x150 fs/namespace.c:3099
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x459aba
Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 bd 8a fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 9a 8a fb ff c3 66 0f 1f 84 00 00 00 00 00
RSP: 002b:00007f8af8911a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f8af8911b30 RCX: 0000000000459aba
RDX: 00007f8af8911ad0 RSI: 00000000200000c0 RDI: 00007f8af8911af0
RBP: 00000000200000c0 R08: 00007f8af8911b30 R09: 00007f8af8911ad0
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000006
R13: 0000000000000000 R14: 00000000004c9ce9 R15: 000000000000002a
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 15524 Comm: syz-executor1 Not tainted 4.18.0+ #195
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.4+0xa/0x11 lib/fault-inject.c:149
 __should_failslab+0x124/0x180 mm/failslab.c:32
 should_failslab+0x9/0x14 mm/slab_common.c:1557
 slab_pre_alloc_hook mm/slab.h:423 [inline]
 slab_alloc mm/slab.c:3378 [inline]
 __do_kmalloc mm/slab.c:3716 [inline]
 __kmalloc+0x2c8/0x760 mm/slab.c:3727
 kmalloc include/linux/slab.h:518 [inline]
 kzalloc include/linux/slab.h:707 [inline]
 __list_lru_init+0x151/0x840 mm/list_lru.c:615
 alloc_super fs/super.c:267 [inline]
 sget_userns+0x9ba/0xf30 fs/super.c:519
 sget+0x10b/0x150 fs/super.c:570
 mount_bdev+0x111/0x3e0 fs/super.c:1150
 ntfs_mount+0x34/0x40 fs/ntfs/super.c:3065
 mount_fs+0xae/0x328 fs/super.c:1280
 vfs_kern_mount.part.34+0xdc/0x4e0 fs/namespace.c:1046
 vfs_kern_mount fs/namespace.c:1036 [inline]
 do_new_mount fs/namespace.c:2542 [inline]
 do_mount+0x581/0x30e0 fs/namespace.c:2872
 ksys_mount+0x12d/0x140 fs/namespace.c:3088
 __do_sys_mount fs/namespace.c:3102 [inline]
 __se_sys_mount fs/namespace.c:3099 [inline]
 __x64_sys_mount+0xbe/0x150 fs/namespace.c:3099
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x459aba
Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 bd 8a fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 9a 8a fb ff c3 66 0f 1f 84 00 00 00 00 00
RSP: 002b:00007f8af8911a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f8af8911b30 RCX: 0000000000459aba
RDX: 00007f8af8911ad0 RSI: 00000000200000c0 RDI: 00007f8af8911af0
RBP: 00000000200000c0 R08: 00007f8af8911b30 R09: 00007f8af8911ad0
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000006
R13: 0000000000000000 R14: 00000000004c9ce9 R15: 000000000000002b
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
ntfs: (device loop5): parse_options(): Unrecognized mount option 0x0000000000000000.
CPU: 0 PID: 15535 Comm: syz-executor1 Not tainted 4.18.0+ #195
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.4+0xa/0x11 lib/fault-inject.c:149
 __should_failslab+0x124/0x180 mm/failslab.c:32
 should_failslab+0x9/0x14 mm/slab_common.c:1557
 slab_pre_alloc_hook mm/slab.h:423 [inline]
 slab_alloc mm/slab.c:3378 [inline]
 __do_kmalloc mm/slab.c:3716 [inline]
 __kmalloc+0x2c8/0x760 mm/slab.c:3727
 kmalloc include/linux/slab.h:518 [inline]
 kzalloc include/linux/slab.h:707 [inline]
 __list_lru_init+0x151/0x840 mm/list_lru.c:615
 alloc_super fs/super.c:267 [inline]
 sget_userns+0x9ba/0xf30 fs/super.c:519
 sget+0x10b/0x150 fs/super.c:570
 mount_bdev+0x111/0x3e0 fs/super.c:1150
 ntfs_mount+0x34/0x40 fs/ntfs/super.c:3065
 mount_fs+0xae/0x328 fs/super.c:1280
 vfs_kern_mount.part.34+0xdc/0x4e0 fs/namespace.c:1046
 vfs_kern_mount fs/namespace.c:1036 [inline]
 do_new_mount fs/namespace.c:2542 [inline]
 do_mount+0x581/0x30e0 fs/namespace.c:2872
 ksys_mount+0x12d/0x140 fs/namespace.c:3088
 __do_sys_mount fs/namespace.c:3102 [inline]
 __se_sys_mount fs/namespace.c:3099 [inline]
 __x64_sys_mount+0xbe/0x150 fs/namespace.c:3099
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x459aba
Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 bd 8a fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 9a 8a fb ff c3 66 0f 1f 84 00 00 00 00 00
RSP: 002b:00007f8af8911a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f8af8911b30 RCX: 0000000000459aba
RDX: 00007f8af8911ad0 RSI: 00000000200000c0 RDI: 00007f8af8911af0
RBP: 00000000200000c0 R08: 00007f8af8911b30 R09: 00007f8af8911ad0
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000006
R13: 0000000000000000 R14: 00000000004c9ce9 R15: 000000000000002c
ntfs: (device loop5): parse_options(): Unrecognized mount option 0x0000000000000000.
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 1 PID: 15557 Comm: syz-executor1 Not tainted 4.18.0+ #195
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.4+0xa/0x11 lib/fault-inject.c:149
ntfs: (device loop5): parse_options(): Unrecognized mount option 0x0000000000000000.
 __should_failslab+0x124/0x180 mm/failslab.c:32
 should_failslab+0x9/0x14 mm/slab_common.c:1557
 slab_pre_alloc_hook mm/slab.h:423 [inline]
 slab_alloc mm/slab.c:3378 [inline]
 __do_kmalloc mm/slab.c:3716 [inline]
 __kmalloc+0x2c8/0x760 mm/slab.c:3727
 kmalloc include/linux/slab.h:518 [inline]
 kzalloc include/linux/slab.h:707 [inline]
 __list_lru_init+0x151/0x840 mm/list_lru.c:615
 alloc_super fs/super.c:267 [inline]
 sget_userns+0x9ba/0xf30 fs/super.c:519
 sget+0x10b/0x150 fs/super.c:570
 mount_bdev+0x111/0x3e0 fs/super.c:1150
 ntfs_mount+0x34/0x40 fs/ntfs/super.c:3065
 mount_fs+0xae/0x328 fs/super.c:1280
 vfs_kern_mount.part.34+0xdc/0x4e0 fs/namespace.c:1046
 vfs_kern_mount fs/namespace.c:1036 [inline]
 do_new_mount fs/namespace.c:2542 [inline]
 do_mount+0x581/0x30e0 fs/namespace.c:2872
 ksys_mount+0x12d/0x140 fs/namespace.c:3088
 __do_sys_mount fs/namespace.c:3102 [inline]
 __se_sys_mount fs/namespace.c:3099 [inline]
 __x64_sys_mount+0xbe/0x150 fs/namespace.c:3099
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x459aba
Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 bd 8a fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 9a 8a fb ff c3 66 0f 1f 84 00 00 00 00 00
RSP: 002b:00007f8af8911a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f8af8911b30 RCX: 0000000000459aba
RDX: 00007f8af8911ad0 RSI: 00000000200000c0 RDI: 00007f8af8911af0
RBP: 00000000200000c0 R08: 00007f8af8911b30 R09: 00007f8af8911ad0
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000006
R13: 0000000000000000 R14: 00000000004c9ce9 R15: 000000000000002d
ntfs: (device loop5): parse_options(): Unrecognized mount option 0x0000000000000000.
hfs: unable to load codepage "
p874"
hfs: unable to parse mount options
hfs: unable to load codepage "
p874"
hfs: unable to parse mount options
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 15605 Comm: syz-executor1 Not tainted 4.18.0+ #195
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.4+0xa/0x11 lib/fault-inject.c:149
 __should_failslab+0x124/0x180 mm/failslab.c:32
 should_failslab+0x9/0x14 mm/slab_common.c:1557
 slab_pre_alloc_hook mm/slab.h:423 [inline]
 slab_alloc_node mm/slab.c:3299 [inline]
 kmem_cache_alloc_node_trace+0x26f/0x770 mm/slab.c:3661
 __do_kmalloc_node mm/slab.c:3681 [inline]
 __kmalloc_node+0x33/0x70 mm/slab.c:3689
 kmalloc_node include/linux/slab.h:555 [inline]
 kvmalloc_node+0x65/0xf0 mm/util.c:423
 kvmalloc include/linux/mm.h:576 [inline]
 memcg_init_list_lru_node mm/list_lru.c:369 [inline]
 memcg_init_list_lru mm/list_lru.c:458 [inline]
 __list_lru_init+0x5d9/0x840 mm/list_lru.c:626
 alloc_super fs/super.c:267 [inline]
 sget_userns+0x9ba/0xf30 fs/super.c:519
 sget+0x10b/0x150 fs/super.c:570
 mount_bdev+0x111/0x3e0 fs/super.c:1150
 ntfs_mount+0x34/0x40 fs/ntfs/super.c:3065
 mount_fs+0xae/0x328 fs/super.c:1280
 vfs_kern_mount.part.34+0xdc/0x4e0 fs/namespace.c:1046
 vfs_kern_mount fs/namespace.c:1036 [inline]
 do_new_mount fs/namespace.c:2542 [inline]
 do_mount+0x581/0x30e0 fs/namespace.c:2872
 ksys_mount+0x12d/0x140 fs/namespace.c:3088
 __do_sys_mount fs/namespace.c:3102 [inline]
 __se_sys_mount fs/namespace.c:3099 [inline]
 __x64_sys_mount+0xbe/0x150 fs/namespace.c:3099
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x459aba
Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 bd 8a fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 9a 8a fb ff c3 66 0f 1f 84 00 00 00 00 00
RSP: 002b:00007f8af8911a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f8af8911b30 RCX: 0000000000459aba
RDX: 00007f8af8911ad0 RSI: 00000000200000c0 RDI: 00007f8af8911af0
RBP: 00000000200000c0 R08: 00007f8af8911b30 R09: 00007f8af8911ad0
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000006
R13: 0000000000000000 R14: 00000000004c9ce9 R15: 000000000000002e
ntfs: (device loop5): parse_options(): Unrecognized mount option 0x0000000000000000.
ntfs: (device loop5): parse_options(): Unrecognized mount option 0x0000000000000000.
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 15637 Comm: syz-executor1 Not tainted 4.18.0+ #195
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.4+0xa/0x11 lib/fault-inject.c:149
 __should_failslab+0x124/0x180 mm/failslab.c:32
 should_failslab+0x9/0x14 mm/slab_common.c:1557
 slab_pre_alloc_hook mm/slab.h:423 [inline]
 slab_alloc mm/slab.c:3378 [inline]
 kmem_cache_alloc_trace+0x2cb/0x780 mm/slab.c:3618
 kmalloc include/linux/slab.h:513 [inline]
 __memcg_init_list_lru_node+0x185/0x2d0 mm/list_lru.c:351
 memcg_init_list_lru_node mm/list_lru.c:374 [inline]
 memcg_init_list_lru mm/list_lru.c:458 [inline]
 __list_lru_init+0x4d6/0x840 mm/list_lru.c:626
 alloc_super fs/super.c:267 [inline]
 sget_userns+0x9ba/0xf30 fs/super.c:519
 sget+0x10b/0x150 fs/super.c:570
 mount_bdev+0x111/0x3e0 fs/super.c:1150
 ntfs_mount+0x34/0x40 fs/ntfs/super.c:3065
 mount_fs+0xae/0x328 fs/super.c:1280
 vfs_kern_mount.part.34+0xdc/0x4e0 fs/namespace.c:1046
 vfs_kern_mount fs/namespace.c:1036 [inline]
 do_new_mount fs/namespace.c:2542 [inline]
 do_mount+0x581/0x30e0 fs/namespace.c:2872
 ksys_mount+0x12d/0x140 fs/namespace.c:3088
 __do_sys_mount fs/namespace.c:3102 [inline]
 __se_sys_mount fs/namespace.c:3099 [inline]
 __x64_sys_mount+0xbe/0x150 fs/namespace.c:3099
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x459aba
Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 bd 8a fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 9a 8a fb ff c3 66 0f 1f 84 00 00 00 00 00
RSP: 002b:00007f8af8911a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f8af8911b30 RCX: 0000000000459aba
RDX: 00007f8af8911ad0 RSI: 00000000200000c0 RDI: 00007f8af8911af0
RBP: 00000000200000c0 R08: 00007f8af8911b30 R09: 00007f8af8911ad0
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000006
R13: 0000000000000000 R14: 00000000004c9ce9 R15: 000000000000002f
binder: 15649:15656 ERROR: BC_REGISTER_LOOPER called without request
binder: send failed reply for transaction 19 to 15649:15656
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
binder: 15649:15656 ioctl c0306201 2000dfd0 returned -14
CPU: 1 PID: 15665 Comm: syz-executor1 Not tainted 4.18.0+ #195
binder: BINDER_SET_CONTEXT_MGR already set
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113
binder: 15649:15670 ioctl 40046207 0 returned -16
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.4+0xa/0x11 lib/fault-inject.c:149
binder: 15649:15656 ERROR: BC_REGISTER_LOOPER called without request
binder_alloc: 15649: binder_alloc_buf, no vma
 __should_failslab+0x124/0x180 mm/failslab.c:32
 should_failslab+0x9/0x14 mm/slab_common.c:1557
 slab_pre_alloc_hook mm/slab.h:423 [inline]
 slab_alloc mm/slab.c:3378 [inline]
 kmem_cache_alloc_trace+0x2cb/0x780 mm/slab.c:3618
binder: 15649:15669 transaction failed 29189/-3, size 0-0 line 2967
 kmalloc include/linux/slab.h:513 [inline]
 __memcg_init_list_lru_node+0x185/0x2d0 mm/list_lru.c:351
binder: undelivered TRANSACTION_COMPLETE
binder: undelivered TRANSACTION_ERROR: 29201
 memcg_init_list_lru_node mm/list_lru.c:374 [inline]
 memcg_init_list_lru mm/list_lru.c:458 [inline]
 __list_lru_init+0x4d6/0x840 mm/list_lru.c:626
 alloc_super fs/super.c:267 [inline]
 sget_userns+0x9ba/0xf30 fs/super.c:519
 sget+0x10b/0x150 fs/super.c:570
 mount_bdev+0x111/0x3e0 fs/super.c:1150
 ntfs_mount+0x34/0x40 fs/ntfs/super.c:3065
 mount_fs+0xae/0x328 fs/super.c:1280
 vfs_kern_mount.part.34+0xdc/0x4e0 fs/namespace.c:1046
 vfs_kern_mount fs/namespace.c:1036 [inline]
 do_new_mount fs/namespace.c:2542 [inline]
 do_mount+0x581/0x30e0 fs/namespace.c:2872
 ksys_mount+0x12d/0x140 fs/namespace.c:3088
 __do_sys_mount fs/namespace.c:3102 [inline]
 __se_sys_mount fs/namespace.c:3099 [inline]
 __x64_sys_mount+0xbe/0x150 fs/namespace.c:3099
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x459aba
Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 bd 8a fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 9a 8a fb ff c3 66 0f 1f 84 00 00 00 00 00
RSP: 002b:00007f8af8911a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f8af8911b30 RCX: 0000000000459aba
RDX: 00007f8af8911ad0 RSI: 00000000200000c0 RDI: 00007f8af8911af0
RBP: 00000000200000c0 R08: 00007f8af8911b30 R09: 00007f8af8911ad0
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000006
R13: 0000000000000000 R14: 00000000004c9ce9 R15: 0000000000000030
binder: undelivered TRANSACTION_ERROR: 29189
kernel msg: ebtables bug: please report to author: Wrong len argument
kernel msg: ebtables bug: please report to author: Wrong len argument
IPVS: ftp: loaded support on port[0] = 21
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
CPU: 0 PID: 15738 Comm: syz-executor1 Not tainted 4.18.0+ #195
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.4+0xa/0x11 lib/fault-inject.c:149
 __should_failslab+0x124/0x180 mm/failslab.c:32
 should_failslab+0x9/0x14 mm/slab_common.c:1557
 slab_pre_alloc_hook mm/slab.h:423 [inline]
 slab_alloc mm/slab.c:3378 [inline]
 kmem_cache_alloc_trace+0x2cb/0x780 mm/slab.c:3618
 kmalloc include/linux/slab.h:513 [inline]
 __memcg_init_list_lru_node+0x185/0x2d0 mm/list_lru.c:351
 memcg_init_list_lru_node mm/list_lru.c:374 [inline]
 memcg_init_list_lru mm/list_lru.c:458 [inline]
 __list_lru_init+0x4d6/0x840 mm/list_lru.c:626
 alloc_super fs/super.c:267 [inline]
 sget_userns+0x9ba/0xf30 fs/super.c:519
 sget+0x10b/0x150 fs/super.c:570
 mount_bdev+0x111/0x3e0 fs/super.c:1150
 ntfs_mount+0x34/0x40 fs/ntfs/super.c:3065
 mount_fs+0xae/0x328 fs/super.c:1280
 vfs_kern_mount.part.34+0xdc/0x4e0 fs/namespace.c:1046
 vfs_kern_mount fs/namespace.c:1036 [inline]
 do_new_mount fs/namespace.c:2542 [inline]
 do_mount+0x581/0x30e0 fs/namespace.c:2872
 ksys_mount+0x12d/0x140 fs/namespace.c:3088
 __do_sys_mount fs/namespace.c:3102 [inline]
 __se_sys_mount fs/namespace.c:3099 [inline]
 __x64_sys_mount+0xbe/0x150 fs/namespace.c:3099
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x459aba
Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 bd 8a fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 9a 8a fb ff c3 66 0f 1f 84 00 00 00 00 00
RSP: 002b:00007f8af88f0a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f8af88f0b30 RCX: 0000000000459aba
RDX: 00007f8af88f0ad0 RSI: 00000000200000c0 RDI: 00007f8af88f0af0
RBP: 00000000200000c0 R08: 00007f8af88f0b30 R09: 00007f8af88f0ad0
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000004
R13: 0000000000000000 R14: 00000000004c9ce9 R15: 0000000000000031
ntfs: (device loop5): parse_options(): Unrecognized mount option 0x0000000000000000.
ntfs: (device loop5): parse_options(): Unrecognized mount option 0x0000000000000000.
IPVS: ftp: loaded support on port[0] = 21
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0

: renamed from bpq0
CPU: 0 PID: 15769 Comm: syz-executor1 Not tainted 4.18.0+ #195
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.4+0xa/0x11 lib/fault-inject.c:149
 __should_failslab+0x124/0x180 mm/failslab.c:32
 should_failslab+0x9/0x14 mm/slab_common.c:1557
 slab_pre_alloc_hook mm/slab.h:423 [inline]
 slab_alloc mm/slab.c:3378 [inline]
 kmem_cache_alloc_trace+0x2cb/0x780 mm/slab.c:3618
 kmalloc include/linux/slab.h:513 [inline]
 __memcg_init_list_lru_node+0x185/0x2d0 mm/list_lru.c:351
 memcg_init_list_lru_node mm/list_lru.c:374 [inline]
 memcg_init_list_lru mm/list_lru.c:458 [inline]
 __list_lru_init+0x4d6/0x840 mm/list_lru.c:626
 alloc_super fs/super.c:267 [inline]
 sget_userns+0x9ba/0xf30 fs/super.c:519
 sget+0x10b/0x150 fs/super.c:570
 mount_bdev+0x111/0x3e0 fs/super.c:1150
 ntfs_mount+0x34/0x40 fs/ntfs/super.c:3065
 mount_fs+0xae/0x328 fs/super.c:1280
 vfs_kern_mount.part.34+0xdc/0x4e0 fs/namespace.c:1046
 vfs_kern_mount fs/namespace.c:1036 [inline]
 do_new_mount fs/namespace.c:2542 [inline]
 do_mount+0x581/0x30e0 fs/namespace.c:2872
 ksys_mount+0x12d/0x140 fs/namespace.c:3088
 __do_sys_mount fs/namespace.c:3102 [inline]
 __se_sys_mount fs/namespace.c:3099 [inline]
 __x64_sys_mount+0xbe/0x150 fs/namespace.c:3099
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x459aba
Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 bd 8a fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 9a 8a fb ff c3 66 0f 1f 84 00 00 00 00 00
RSP: 002b:00007f8af8911a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f8af8911b30 RCX: 0000000000459aba
RDX: 00007f8af8911ad0 RSI: 00000000200000c0 RDI: 00007f8af8911af0
RBP: 00000000200000c0 R08: 00007f8af8911b30 R09: 00007f8af8911ad0
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000006
R13: 0000000000000000 R14: 00000000004c9ce9 R15: 0000000000000032
ntfs: (device loop5): parse_options(): Unrecognized mount option 0x0000000000000000.
ntfs: (device loop5): parse_options(): Unrecognized mount option 0x0000000000000000.
IPVS: ftp: loaded support on port[0] = 21
netlink: 8 bytes leftover after parsing attributes in process `syz-executor6'.
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 0
netlink: 8 bytes leftover after parsing attributes in process `syz-executor6'.
CPU: 0 PID: 15801 Comm: syz-executor1 Not tainted 4.18.0+ #195
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113
 fail_dump lib/fault-inject.c:51 [inline]
 should_fail.cold.4+0xa/0x11 lib/fault-inject.c:149
 __should_failslab+0x124/0x180 mm/failslab.c:32
 should_failslab+0x9/0x14 mm/slab_common.c:1557
 slab_pre_alloc_hook mm/slab.h:423 [inline]
 slab_alloc mm/slab.c:3378 [inline]
 kmem_cache_alloc_trace+0x2cb/0x780 mm/slab.c:3618
 kmalloc include/linux/slab.h:513 [inline]
 __memcg_init_list_lru_node+0x185/0x2d0 mm/list_lru.c:351
 memcg_init_list_lru_node mm/list_lru.c:374 [inline]
 memcg_init_list_lru mm/list_lru.c:458 [inline]
 __list_lru_init+0x4d6/0x840 mm/list_lru.c:626
 alloc_super fs/super.c:267 [inline]
 sget_userns+0x9ba/0xf30 fs/super.c:519
 sget+0x10b/0x150 fs/super.c:570
 mount_bdev+0x111/0x3e0 fs/super.c:1150
 ntfs_mount+0x34/0x40 fs/ntfs/super.c:3065
 mount_fs+0xae/0x328 fs/super.c:1280
 vfs_kern_mount.part.34+0xdc/0x4e0 fs/namespace.c:1046
 vfs_kern_mount fs/namespace.c:1036 [inline]
 do_new_mount fs/namespace.c:2542 [inline]
 do_mount+0x581/0x30e0 fs/namespace.c:2872
 ksys_mount+0x12d/0x140 fs/namespace.c:3088
 __do_sys_mount fs/namespace.c:3102 [inline]
 __se_sys_mount fs/namespace.c:3099 [inline]
 __x64_sys_mount+0xbe/0x150 fs/namespace.c:3099
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x459aba
Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 bd 8a fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 9a 8a fb ff c3 66 0f 1f 84 00 00 00 00 00
RSP: 002b:00007f8af8911a88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f8af8911b30 RCX: 0000000000459aba
RDX: 00007f8af8911ad0 RSI: 00000000200000c0 RDI: 00007f8af8911af0
RBP: 00000000200000c0 R08: 00007f8af8911b30 R09: 00007f8af8911ad0
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000006
R13: 0000000000000000 R14: 00000000004c9ce9 R15: 0000000000000033