FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 1
CPU: 0 UID: 0 PID: 5322 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
 handle_truncate fs/namei.c:4305 [inline]
 do_open fs/namei.c:4704 [inline]
 path_openat+0x2fed/0x3830 fs/namei.c:4863
 do_file_open+0x23e/0x4a0 fs/namei.c:4892
 do_sys_openat2+0x115/0x200 fs/open.c:1368
 do_sys_open fs/open.c:1374 [inline]
 __do_sys_open fs/open.c:1382 [inline]
 __se_sys_open fs/open.c:1378 [inline]
 __x64_sys_open+0x11e/0x150 fs/open.c:1378
 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: 0033:0x7f3ea6f9de99
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:00007f3ea33d3fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f3ea7226090 RCX: 00007f3ea6f9de99
RDX: 00000000000000c5 RSI: 000000000014927e RDI: 0000200000000740
RBP: 00007f3ea33d4050 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
R13: 00007f3ea7226128 R14: 00007f3ea7226090 R15: 00007ffebe93e168
 </TASK>
------------[ cut here ]------------
1
WARNING: fs/ntfs3/bitmap.c:217 at rb_insert_start fs/ntfs3/bitmap.c:217 [inline], CPU#0: syz.0.0/5322
WARNING: fs/ntfs3/bitmap.c:217 at wnd_add_free_ext+0xb85/0xe00 fs/ntfs3/bitmap.c:352, CPU#0: syz.0.0/5322
Modules linked in:
CPU: 0 UID: 0 PID: 5322 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 03 7f 0a ff 4d 89 27 4c 89 e7 48 8b 74 24 30 e8 23 68 a2 08 eb 09 e8 2c 4d 9b 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:ffffc9000db6f270 EFLAGS: 00010293
RAX: ffffffff832bc724 RBX: 0000000000000503 RCX: ffff888000f88000
RDX: 0000000000000000 RSI: 0000000000000503 RDI: 0000000000000503
RBP: 1ffff110087b5c57 R08: ffff888043d98d7b R09: 1ffff110087b31af
R10: dffffc0000000000 R11: ffffed10087b31b0 R12: ffff888043dae2a0
R13: ffff888043dae300 R14: ffff8880341662f8 R15: 0000000000000503
FS:  00007f3ea33d46c0(0000) GS:ffff88808c543000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8322d5e000 CR3: 000000003f55d000 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
 handle_truncate fs/namei.c:4305 [inline]
 do_open fs/namei.c:4704 [inline]
 path_openat+0x2fed/0x3830 fs/namei.c:4863
 do_file_open+0x23e/0x4a0 fs/namei.c:4892
 do_sys_openat2+0x115/0x200 fs/open.c:1368
 do_sys_open fs/open.c:1374 [inline]
 __do_sys_open fs/open.c:1382 [inline]
 __se_sys_open fs/open.c:1378 [inline]
 __x64_sys_open+0x11e/0x150 fs/open.c:1378
 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: 0033:0x7f3ea6f9de99
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:00007f3ea33d3fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00007f3ea7226090 RCX: 00007f3ea6f9de99
RDX: 00000000000000c5 RSI: 000000000014927e RDI: 0000200000000740
RBP: 00007f3ea33d4050 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
R13: 00007f3ea7226128 R14: 00007f3ea7226090 R15: 00007ffebe93e168
 </TASK>