should_failslab+0xa8/0x100 mm/failslab.c:46
slab_pre_alloc_hook mm/slub.c:4675 [inline]
slab_alloc_node mm/slub.c:5011 [inline]
__do_kmalloc_node mm/slub.c:5530 [inline]
__kmalloc_noprof+0xf9/0x710 mm/slub.c:5556
_kmalloc_noprof include/linux/slab.h:995 [inline]
_kzalloc_noprof include/linux/slab.h:1312 [inline]
security_inode_init_security+0x102/0x3e0 security/security.c:1361
shmem_mknod+0x1ea/0x340 mm/shmem.c:4087
lookup_open+0x102d/0x1ae0 fs/namei.c:4575
open_last_lookups fs/namei.c:4774 [inline]
path_openat+0x70c/0x20f0 fs/namei.c:5013
do_file_open+0x23e/0x4a0 fs/namei.c:5045
do_sys_openat2+0x115/0x200 fs/open.c:1443
do_sys_open fs/open.c:1449 [inline]
__do_sys_openat fs/open.c:1465 [inline]
__se_sys_openat fs/open.c:1460 [inline]
__x64_sys_openat+0x138/0x170 fs/open.c:1460
do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
do_syscall_64+0x16a/0x530 arch/x86/entry/syscall_64.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f08db9a8f19
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:00007f08dc83afe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f08dbc25fa0 RCX: 00007f08db9a8f19
RDX: 000000000000275a RSI: 000020000000fcc0 RDI: ffffffffffffff9c
RBP: 00007f08dba37f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f08dbc26038 R14: 00007f08dbc25fa0 R15: 00007ffc365700a8
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 5, space 0, times 96
CPU: 0 UID: 0 PID: 5348 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:74 [inline]
should_fail_ex+0x3eb/0x540 lib/fault-inject.c:175
should_failslab+0xa8/0x100 mm/failslab.c:46
slab_pre_alloc_hook mm/slub.c:4675 [inline]
slab_alloc_node mm/slub.c:5011 [inline]
__do_kmalloc_node mm/slub.c:5530 [inline]
__kmalloc_noprof+0xf9/0x710 mm/slub.c:5556
_kmalloc_noprof include/linux/slab.h:995 [inline]
mi_init fs/ntfs3/record.c:105 [inline]
mi_format_new+0xe9/0x610 fs/ntfs3/record.c:450
ntfs_new_inode+0x66/0x120 fs/ntfs3/fsntfs.c:1704
ntfs_create_inode+0x766/0x3680 fs/ntfs3/inode.c:1540
ntfs_create+0x3d/0x50 fs/ntfs3/namei.c:120
lookup_open+0x102d/0x1ae0 fs/namei.c:4575
open_last_lookups fs/namei.c:4774 [inline]
path_openat+0x70c/0x20f0 fs/namei.c:5013
do_file_open+0x23e/0x4a0 fs/namei.c:5045
do_sys_openat2+0x115/0x200 fs/open.c:1443
do_sys_open fs/open.c:1449 [inline]
__do_sys_creat fs/open.c:1527 [inline]
__se_sys_creat fs/open.c:1521 [inline]
__x64_sys_creat+0x8f/0xc0 fs/open.c:1521
do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
do_syscall_64+0x16a/0x530 arch/x86/entry/syscall_64.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f08db9a8f19
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:00007f08dc83afe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007f08dbc25fa0 RCX: 00007f08db9a8f19
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000020000002f580
RBP: 00007f08dba37f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f08dbc26038 R14: 00007f08dbc25fa0 R15: 00007ffc365700a8
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000042: 0000 [#1] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000210-0x0000000000000217]
CPU: 0 UID: 0 PID: 5348 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:run_close fs/ntfs3/ntfs_fs.h:1038 [inline]
RIP: 0010:al_destroy+0x49/0xc0 fs/ntfs3/attrlist.c:33
Code: 02 00 00 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 88 77 01 ff 48 8b 1b 4c 8d b3 10 02 00 00 4c 89 f0 48 c1 e8 03 <42> 80 3c 38 00 74 08 4c 89 f7 e8 68 77 01 ff 48 8b bb 10 02 00 00
RSP: 0018:ffffc9000f827580 EFLAGS: 00010206
RAX: 0000000000000042 RBX: 0000000000000000 RCX: 0000000000100000
RDX: ffffc9000ef0a000 RSI: 000000000000bd00 RDI: 000000000000bd01
RBP: 0000000000000001 R08: ffffffff91be3cbf R09: 1ffffffff237c797
R10: dffffc0000000000 R11: fffffbfff237c798 R12: ffff88804714e5a0
R13: dffffc0000000000 R14: 0000000000000210 R15: dffffc0000000000
FS: 00007f08dc83b6c0(0000) GS:ffff88808a9f9000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbafda48000 CR3: 000000001db8c000 CR4: 0000000000352ef0
Call Trace:
ni_clear+0x5d/0x630 fs/ntfs3/frecord.c:110
evict+0x624/0xb50 fs/inode.c:821
ntfs_new_inode+0x8c/0x120 fs/ntfs3/fsntfs.c:1719
ntfs_create_inode+0x766/0x3680 fs/ntfs3/inode.c:1540
ntfs_create+0x3d/0x50 fs/ntfs3/namei.c:120
lookup_open+0x102d/0x1ae0 fs/namei.c:4575
open_last_lookups fs/namei.c:4774 [inline]
path_openat+0x70c/0x20f0 fs/namei.c:5013
do_file_open+0x23e/0x4a0 fs/namei.c:5045
do_sys_openat2+0x115/0x200 fs/open.c:1443
do_sys_open fs/open.c:1449 [inline]
__do_sys_creat fs/open.c:1527 [inline]
__se_sys_creat fs/open.c:1521 [inline]
__x64_sys_creat+0x8f/0xc0 fs/open.c:1521
do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
do_syscall_64+0x16a/0x530 arch/x86/entry/syscall_64.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f08db9a8f19
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:00007f08dc83afe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055
RAX: ffffffffffffffda RBX: 00007f08dbc25fa0 RCX: 00007f08db9a8f19
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000020000002f580
RBP: 00007f08dba37f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f08dbc26038 R14: 00007f08dbc25fa0 R15: 00007ffc365700a8
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:run_close fs/ntfs3/ntfs_fs.h:1038 [inline]
RIP: 0010:al_destroy+0x49/0xc0 fs/ntfs3/attrlist.c:33
Code: 02 00 00 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 88 77 01 ff 48 8b 1b 4c 8d b3 10 02 00 00 4c 89 f0 48 c1 e8 03 <42> 80 3c 38 00 74 08 4c 89 f7 e8 68 77 01 ff 48 8b bb 10 02 00 00
RSP: 0018:ffffc9000f827580 EFLAGS: 00010206
RAX: 0000000000000042 RBX: 0000000000000000 RCX: 0000000000100000
RDX: ffffc9000ef0a000 RSI: 000000000000bd00 RDI: 000000000000bd01
RBP: 0000000000000001 R08: ffffffff91be3cbf R09: 1ffffffff237c797
R10: dffffc0000000000 R11: fffffbfff237c798 R12: ffff88804714e5a0
R13: dffffc0000000000 R14: 0000000000000210 R15: dffffc0000000000
FS: 00007f08dc83b6c0(0000) GS:ffff88808a9f9000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fff2cce6ff8 CR3: 000000001db8c000 CR4: 0000000000352ef0
----------------
Code disassembly (best guess):
0: 02 00 add (%rax),%al
2: 00 48 89 add %cl,-0x77(%rax)
5: d8 48 c1 fmuls -0x3f(%rax)
8: e8 03 42 80 3c call 0x3c804210
d: 38 00 cmp %al,(%rax)
f: 74 08 je 0x19
11: 48 89 df mov %rbx,%rdi
14: e8 88 77 01 ff call 0xff0177a1
19: 48 8b 1b mov (%rbx),%rbx
1c: 4c 8d b3 10 02 00 00 lea 0x210(%rbx),%r14
23: 4c 89 f0 mov %r14,%rax
26: 48 c1 e8 03 shr $0x3,%rax
* 2a: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1) <-- trapping instruction
2f: 74 08 je 0x39
31: 4c 89 f7 mov %r14,%rdi
34: e8 68 77 01 ff call 0xff0177a1
39: 48 8b bb 10 02 00 00 mov 0x210(%rbx),%rdi