audit: type=1800 audit(1675903480.945:28): pid=10346 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.5" name="file2" dev="loop5" ino=5 res=0
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
audit: type=1800 audit(1675903481.005:29): pid=10271 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.4" name="bus" dev="loop4" ino=257 res=0
general protection fault: 0000 [#1] PREEMPT SMP KASAN
Modules linked in:
CPU: 0 PID: 8009 Comm: syz-executor.5 Not tainted 4.14.305-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
task: ffff8880b384a540 task.stack: ffff8880b56a8000
RIP: 0010:lbmStartIO+0x14a/0x490 fs/jfs/jfs_logmgr.c:2143
RSP: 0018:ffff8880b56afb98 EFLAGS: 00010202
RAX: dffffc0000000000 RBX: ffff8880af6c4100 RCX: 0000000000000003
RDX: 000000000000001c RSI: 0000000000000000 RDI: 00000000000000e0
RBP: ffff8880a531f340 R08: 0000000000000001 R09: ffff8880a531f340
R10: ffff8880a531f3c7 R11: 0000000000000000 R12: ffff8880a536a000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  00005555560f4400(0000) GS:ffff8880ba400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2f43a000 CR3: 00000000b1848000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 lbmWrite+0x254/0x380 fs/jfs/jfs_logmgr.c:2092
 lmGCwrite+0x3d4/0x4d0 fs/jfs/jfs_logmgr.c:806
 jfs_flush_journal.part.0+0x3e6/0x600 fs/jfs/jfs_logmgr.c:1570
 jfs_flush_journal+0x23/0x30 fs/jfs/jfs_logmgr.c:1537
 jfs_sync_fs+0x76/0xa0 fs/jfs/super.c:717
 __sync_filesystem fs/sync.c:39 [inline]
 sync_filesystem fs/sync.c:64 [inline]
 sync_filesystem+0xe2/0x230 fs/sync.c:48
 generic_shutdown_super+0x70/0x370 fs/super.c:432
 kill_block_super+0x95/0xe0 fs/super.c:1161
 deactivate_locked_super+0x6c/0xd0 fs/super.c:319
 deactivate_super+0x7f/0xa0 fs/super.c:350
 cleanup_mnt+0x186/0x2c0 fs/namespace.c:1183
 task_work_run+0x11f/0x190 kernel/task_work.c:113
 tracehook_notify_resume include/linux/tracehook.h:191 [inline]
 exit_to_usermode_loop+0x1ad/0x200 arch/x86/entry/common.c:164
 prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
 do_syscall_64+0x4a3/0x640 arch/x86/entry/common.c:297
 entry_SYSCALL_64_after_hwframe+0x5e/0xd3
RIP: 0033:0x7f22a14ff567
RSP: 002b:00007fff307a5d88 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f22a14ff567
RDX: 00007fff307a5e5a RSI: 000000000000000a RDI: 00007fff307a5e50
RBP: 00007fff307a5e50 R08: 00000000ffffffff R09: 00007fff307a5c20
R10: 00005555560f5903 R11: 0000000000000246 R12: 00007f22a1558b24
R13: 00007fff307a6f10 R14: 00005555560f5810 R15: 00007fff307a6f50
Code: 48 c1 ea 03 80 3c 02 00 0f 85 06 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 6c 24 20 49 8d bd e0 00 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 d5 02 00 00 4d 8b ad e0 00 00 00 4d 39 ee 74 
RIP: lbmStartIO+0x14a/0x490 fs/jfs/jfs_logmgr.c:2143 RSP: ffff8880b56afb98
f2fs_msg: 5 callbacks suppressed
F2FS-fs (loop1): Mismatch start address, segment0(512) cp_blkaddr(605)
F2FS-fs (loop1): Can't find valid F2FS filesystem in 1th superblock
F2FS-fs (loop1): invalid crc value
BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop3
F2FS-fs (loop1): Found nat_bits in checkpoint
BTRFS error (device loop3): unsupported checksum algorithm 1
BTRFS error (device loop3): superblock checksum mismatch
REISERFS (device loop2): found reiserfs format "3.5" with non-standard journal
BTRFS error (device loop3): open_ctree failed
REISERFS (device loop2): using ordered data mode
reiserfs: using flush barriers
REISERFS (device loop2): journal params: device loop2, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30
F2FS-fs (loop1): Mounted with checkpoint version = 753bd00b
REISERFS (device loop2): checking transaction log (loop2)
BTRFS: device fsid a6a605fc-d5f1-4e66-8595-3726e2b761d6 devid 1 transid 8 /dev/loop0
BTRFS error (device loop0): unsupported checksum algorithm 3
BTRFS error (device loop0): superblock checksum mismatch
BTRFS info (device loop4): enabling inode map caching
BTRFS error (device loop0): open_ctree failed
BTRFS info (device loop4): trying to use backup root at mount time
REISERFS (device loop2): Using r5 hash to sort names
BTRFS info (device loop4): setting nodatacow, compression disabled
REISERFS (device loop2): using 3.5.x disk format
BTRFS info (device loop4): enabling ssd optimizations
REISERFS (device loop2): Created .reiserfs_priv - reserved for xattr storage.
BTRFS info (device loop4): using spread ssd allocation scheme
---[ end trace 8efe73ae6c89d7b5 ]---
----------------
Code disassembly (best guess):
   0:	48 c1 ea 03          	shr    $0x3,%rdx
   4:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1)
   8:	0f 85 06 03 00 00    	jne    0x314
   e:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  15:	fc ff df
  18:	4d 8b 6c 24 20       	mov    0x20(%r12),%r13
  1d:	49 8d bd e0 00 00 00 	lea    0xe0(%r13),%rdi
  24:	48 89 fa             	mov    %rdi,%rdx
  27:	48 c1 ea 03          	shr    $0x3,%rdx
* 2b:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1) <-- trapping instruction
  2f:	0f 85 d5 02 00 00    	jne    0x30a
  35:	4d 8b ad e0 00 00 00 	mov    0xe0(%r13),%r13
  3c:	4d 39 ee             	cmp    %r13,%r14
  3f:	74                   	.byte 0x74