loop0: detected capacity change from 32768 to 8
FAULT_INJECTION: forcing a failure.
name failslab, interval 1, probability 0, space 0, times 1
CPU: 0 UID: 0 PID: 5330 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+0x412/0x560 lib/fault-inject.c:174
 should_failslab+0xa8/0x100 mm/failslab.c:46
 slab_pre_alloc_hook mm/slub.c:4523 [inline]
 slab_alloc_node mm/slub.c:4876 [inline]
 __do_kmalloc_node mm/slub.c:5295 [inline]
 __kmalloc_noprof+0xe8/0x760 mm/slub.c:5308
 kmalloc_noprof include/linux/slab.h:954 [inline]
 kzalloc_noprof include/linux/slab.h:1188 [inline]
 tomoyo_encode2 security/tomoyo/realpath.c:45 [inline]
 tomoyo_encode+0x28b/0x550 security/tomoyo/realpath.c:80
 tomoyo_realpath_from_path+0x58d/0x5d0 security/tomoyo/realpath.c:283
 tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
 tomoyo_path_perm+0x283/0x560 security/tomoyo/file.c:827
 security_path_truncate+0x152/0x310 security/security.c:1563
 vfs_truncate+0x46b/0x540 fs/open.c:116
 ksys_truncate+0xf3/0x1c0 fs/open.c:142
 __do_sys_truncate fs/open.c:154 [inline]
 __se_sys_truncate fs/open.c:152 [inline]
 __x64_sys_truncate+0x5b/0x70 fs/open.c:152
 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: 0033:0x7f0fa419ce59
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:00007f0fa05f4fe8 EFLAGS: 00000246 ORIG_RAX: 000000000000004c
RAX: ffffffffffffffda RBX: 00007f0fa4416090 RCX: 00007f0fa419ce59
RDX: 0000000000000000 RSI: 0000000000000003 RDI: 00002000000000c0
RBP: 00007f0fa05f5050 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007f0fa4416128 R14: 00007f0fa4416090 R15: 00007ffc697d0d48
 </TASK>
ERROR: Out of memory at tomoyo_realpath_from_path.
(syz.0.0,5330,0):ocfs2_truncate_file:461 ERROR: bug expression: le64_to_cpu(fe->i_size) != i_size_read(inode)
(syz.0.0,5330,0):ocfs2_truncate_file:461 ERROR: Inode 17058, inode i_size = 262144 != di i_size = 196608, i_flags = 0x2001
------------[ cut here ]------------
kernel BUG at fs/ocfs2/file.c:461!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5330 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:ocfs2_truncate_file+0x1313/0x14e0 fs/ocfs2/file.c:455
Code: ea 12 8c 49 89 d8 4d 89 f9 50 41 54 e8 c6 cb 17 00 48 83 c4 10 48 b8 00 00 00 00 00 fc ff df 48 8b 4c 24 20 c6 44 01 18 f8 90 <0f> 0b 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 5c f8 ff ff 48 89 df e8
RSP: 0018:ffffc900067cf6c0 EFLAGS: 00010286
RAX: dffffc0000000000 RBX: 00000000000042a2 RCX: 1ffff92000cf9ee8
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffffc900067cf8f0 R08: ffffc900067cf2c7 R09: 1ffff92000cf9e58
R10: dffffc0000000000 R11: fffff52000cf9e59 R12: 0000000000030000
R13: ffff88805619742c R14: ffffc900067cf800 R15: 0000000000040000
FS:  00007f0fa05f56c0(0000) GS:ffff88808c891000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f22e4c0f000 CR3: 0000000040b6d000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 ocfs2_setattr+0x15e5/0x1ca0 fs/ocfs2/file.c:1219
 notify_change+0xc1a/0xf40 fs/attr.c:556
 do_truncate+0x1c2/0x250 fs/open.c:68
 vfs_truncate+0x4b4/0x540 fs/open.c:118
 ksys_truncate+0xf3/0x1c0 fs/open.c:142
 __do_sys_truncate fs/open.c:154 [inline]
 __se_sys_truncate fs/open.c:152 [inline]
 __x64_sys_truncate+0x5b/0x70 fs/open.c:152
 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: 0033:0x7f0fa419ce59
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:00007f0fa05f4fe8 EFLAGS: 00000246 ORIG_RAX: 000000000000004c
RAX: ffffffffffffffda RBX: 00007f0fa4416090 RCX: 00007f0fa419ce59
RDX: 0000000000000000 RSI: 0000000000000003 RDI: 00002000000000c0
RBP: 00007f0fa05f5050 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007f0fa4416128 R14: 00007f0fa4416090 R15: 00007ffc697d0d48
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ocfs2_truncate_file+0x1313/0x14e0 fs/ocfs2/file.c:455
Code: ea 12 8c 49 89 d8 4d 89 f9 50 41 54 e8 c6 cb 17 00 48 83 c4 10 48 b8 00 00 00 00 00 fc ff df 48 8b 4c 24 20 c6 44 01 18 f8 90 <0f> 0b 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 5c f8 ff ff 48 89 df e8
RSP: 0018:ffffc900067cf6c0 EFLAGS: 00010286
RAX: dffffc0000000000 RBX: 00000000000042a2 RCX: 1ffff92000cf9ee8
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffffc900067cf8f0 R08: ffffc900067cf2c7 R09: 1ffff92000cf9e58
R10: dffffc0000000000 R11: fffff52000cf9e59 R12: 0000000000030000
R13: ffff88805619742c R14: ffffc900067cf800 R15: 0000000000040000
FS:  00007f0fa05f56c0(0000) GS:ffff88808c891000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f22e4c0f000 CR3: 0000000040b6d000 CR4: 0000000000352ef0