loop0: detected capacity change from 0 to 4096
=======================================================
WARNING: The mand mount option has been deprecated and
         and is ignored by this kernel. Remove the mand
         option from the mount to silence this warning.
=======================================================
loop0: detected capacity change from 4096 to 4095
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 1
CPU: 0 UID: 0 PID: 5311 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120
 fail_dump lib/fault-inject.c:73 [inline]
 should_fail_ex+0x40c/0x560 lib/fault-inject.c:174
 should_failslab+0xa8/0x100 mm/failslab.c:46
 slab_pre_alloc_hook mm/slub.c:4539 [inline]
 slab_alloc_node mm/slub.c:4897 [inline]
 kmem_cache_alloc_noprof+0xa6/0x5f0 mm/slub.c:4931
 wnd_add_free_ext+0x81b/0xe00 fs/ntfs3/bitmap.c:338
 wnd_set_free+0x4d1/0x5d0 fs/ntfs3/bitmap.c:760
 mark_as_free_ex+0x1f6/0x3b0 fs/ntfs3/fsntfs.c:2517
 run_deallocate_ex+0x1aa/0x3b0 fs/ntfs3/attrib.c:123
 attr_set_size_ex+0x10d8/0x2e70 fs/ntfs3/attrib.c:820
 attr_set_size fs/ntfs3/ntfs_fs.h:466 [inline]
 ntfs_set_size+0x1e1/0x270 fs/ntfs3/inode.c:701
 ntfs_setattr+0x275/0x570 fs/ntfs3/file.c:741
 notify_change+0xbba/0xea0 fs/attr.c:556
 do_truncate+0x1c2/0x250 fs/open.c:68
 do_ftruncate+0x4d4/0x580 fs/open.c:194
 ksys_ftruncate fs/open.c:206 [inline]
 __do_sys_ftruncate fs/open.c:211 [inline]
 __se_sys_ftruncate fs/open.c:209 [inline]
 __x64_sys_ftruncate+0x8f/0xe0 fs/open.c:209
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fbd3119e0d9
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbd32042fe8 EFLAGS: 00000246 ORIG_RAX: 000000000000004d
RAX: ffffffffffffffda RBX: 00007fbd31425fa0 RCX: 00007fbd3119e0d9
RDX: 0000000000000000 RSI: 000000000000000f RDI: 0000000000000005
RBP: 00007fbd32043050 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fbd31426038 R14: 00007fbd31425fa0 R15: 00007ffe6d37e808
 </TASK>
------------[ cut here ]------------
1
WARNING: fs/ntfs3/bitmap.c:217 at rb_insert_start fs/ntfs3/bitmap.c:217 [inline], CPU#0: syz.0.0/5311
WARNING: fs/ntfs3/bitmap.c:217 at wnd_add_free_ext+0xb85/0xe00 fs/ntfs3/bitmap.c:352, CPU#0: syz.0.0/5311
Modules linked in:
CPU: 0 UID: 0 PID: 5311 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:rb_insert_start fs/ntfs3/bitmap.c:217 [inline]
RIP: 0010:wnd_add_free_ext+0xb85/0xe00 fs/ntfs3/bitmap.c:352
Code: 00 fc ff df 80 3c 08 00 74 08 4c 89 ff e8 53 ec 09 ff 4d 89 27 4c 89 e7 48 8b 74 24 30 e8 23 14 a5 08 eb 09 e8 0c a8 9a fe 90 <0f> 0b 90 48 8b 1c 24 48 b8 00 00 00 00 00 fc ff df 48 8b 4c 24 28
RSP: 0018:ffffc9000e257630 EFLAGS: 00010293
RAX: ffffffff832c6b24 RBX: 0000000000000503 RCX: ffff8880332d4b00
RDX: 0000000000000000 RSI: 0000000000000503 RDI: 0000000000000503
RBP: 1ffff11001ce0663 R08: ffff88800e71305b R09: 1ffff11001ce260b
R10: dffffc0000000000 R11: ffffed1001ce260c R12: ffff88800e703300
R13: ffff88800e703360 R14: ffff888040bb22f8 R15: 0000000000000503
FS:  00007fbd320436c0(0000) GS:ffff88808c534000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4294fd1000 CR3: 000000001fb3d000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 wnd_zone_set+0xb2/0x160 fs/ntfs3/bitmap.c:1411
 mark_as_free_ex+0x335/0x3b0 fs/ntfs3/fsntfs.c:-1
 run_deallocate_ex+0x1aa/0x3b0 fs/ntfs3/attrib.c:123
 attr_set_size_ex+0x10d8/0x2e70 fs/ntfs3/attrib.c:820
 attr_set_size fs/ntfs3/ntfs_fs.h:466 [inline]
 ntfs_set_size+0x1e1/0x270 fs/ntfs3/inode.c:701
 ntfs_setattr+0x275/0x570 fs/ntfs3/file.c:741
 notify_change+0xbba/0xea0 fs/attr.c:556
 do_truncate+0x1c2/0x250 fs/open.c:68
 do_ftruncate+0x4d4/0x580 fs/open.c:194
 ksys_ftruncate fs/open.c:206 [inline]
 __do_sys_ftruncate fs/open.c:211 [inline]
 __se_sys_ftruncate fs/open.c:209 [inline]
 __x64_sys_ftruncate+0x8f/0xe0 fs/open.c:209
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fbd3119e0d9
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fbd32042fe8 EFLAGS: 00000246 ORIG_RAX: 000000000000004d
RAX: ffffffffffffffda RBX: 00007fbd31425fa0 RCX: 00007fbd3119e0d9
RDX: 0000000000000000 RSI: 000000000000000f RDI: 0000000000000005
RBP: 00007fbd32043050 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fbd31426038 R14: 00007fbd31425fa0 R15: 00007ffe6d37e808
 </TASK>