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: dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120 fail_dump lib/fault-inject.c:73 [inline] should_fail_ex+0x412/0x560 lib/fault-inject.c:174 should_failslab+0xa8/0x100 mm/failslab.c:46 slab_pre_alloc_hook mm/slub.c:4906 [inline] slab_alloc_node mm/slub.c:5239 [inline] kmem_cache_alloc_noprof+0x87/0x6e0 mm/slub.c:5270 wnd_add_free_ext+0x833/0xe60 fs/ntfs3/bitmap.c:338 wnd_set_free+0x4bf/0x5c0 fs/ntfs3/bitmap.c:743 mark_as_free_ex+0x13c/0x390 fs/ntfs3/fsntfs.c:2479 run_unpack+0x7aa/0xc90 fs/ntfs3/run.c:1037 run_unpack_ex+0xd2/0xb90 fs/ntfs3/run.c:1078 ni_delete_all+0x363/0x8a0 fs/ntfs3/frecord.c:1562 ni_clear+0x315/0x530 fs/ntfs3/frecord.c:108 evict+0x61e/0xb10 fs/inode.c:837 do_unlinkat+0x354/0x590 fs/namei.c:5452 __do_sys_unlink fs/namei.c:5483 [inline] __se_sys_unlink fs/namei.c:5481 [inline] __x64_sys_unlink+0x47/0x50 fs/namei.c:5481 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xe2/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fdea199aeb9 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:00007fdea281b028 EFLAGS: 00000246 ORIG_RAX: 0000000000000057 RAX: ffffffffffffffda RBX: 00007fdea1c16090 RCX: 00007fdea199aeb9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00002000000004c0 RBP: 00007fdea281b090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007fdea1c16128 R14: 00007fdea1c16090 R15: 00007ffc138de278 ------------[ 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+0xb92/0xe60 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+0xb92/0xe60 fs/ntfs3/bitmap.c:352 Code: 00 00 00 fc ff df 80 3c 08 00 74 08 4c 89 ff e8 c4 86 14 ff 4d 89 2f 4c 89 ef 48 89 de e8 76 67 7a 08 eb 0d e8 2f a8 aa fe 90 <0f> 0b 90 4c 8b 24 24 48 b8 00 00 00 00 00 fc ff df 48 8b 4c 24 30 RSP: 0018:ffffc9000eb677c8 EFLAGS: 00010293 RAX: ffffffff8319dec1 RBX: ffff8880443d22e0 RCX: ffff88803aecc980 RDX: 0000000000000000 RSI: 000000000000057d RDI: 000000000000057d RBP: 000000000000057d R08: 00000000ffffffff R09: 0000000000000000 R10: ffff8880490054e0 R11: ffffffff81afb170 R12: dffffc0000000000 R13: ffff8880490054e0 R14: ffff888049005480 R15: 000000000000057d FS: 00007fdea281b6c0(0000) GS:ffff88808ccea000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fdea281aff0 CR3: 0000000012a93000 CR4: 0000000000352ef0 Call Trace: wnd_set_free+0x4bf/0x5c0 fs/ntfs3/bitmap.c:743 mark_as_free_ex+0x13c/0x390 fs/ntfs3/fsntfs.c:2479 run_unpack+0x7aa/0xc90 fs/ntfs3/run.c:1037 run_unpack_ex+0xd2/0xb90 fs/ntfs3/run.c:1078 ni_delete_all+0x363/0x8a0 fs/ntfs3/frecord.c:1562 ni_clear+0x315/0x530 fs/ntfs3/frecord.c:108 evict+0x61e/0xb10 fs/inode.c:837 do_unlinkat+0x354/0x590 fs/namei.c:5452 __do_sys_unlink fs/namei.c:5483 [inline] __se_sys_unlink fs/namei.c:5481 [inline] __x64_sys_unlink+0x47/0x50 fs/namei.c:5481 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xe2/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fdea199aeb9 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:00007fdea281b028 EFLAGS: 00000246 ORIG_RAX: 0000000000000057 RAX: ffffffffffffffda RBX: 00007fdea1c16090 RCX: 00007fdea199aeb9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00002000000004c0 RBP: 00007fdea281b090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007fdea1c16128 R14: 00007fdea1c16090 R15: 00007ffc138de278