diRead: diIAGRead returned -5
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000006: 0000 [#1] SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000030-0x0000000000000037]
CPU: 1 UID: 0 PID: 7751 Comm: syz.5.228 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:write_special_inodes fs/jfs/jfs_logmgr.c:208 [inline]
RIP: 0010:jfs_flush_journal+0x81d/0xef0 fs/jfs/jfs_logmgr.c:1572
Code: ea aa fe 4d 8d 77 f0 4c 89 f0 48 c1 e8 03 80 3c 18 00 74 08 4c 89 f7 e8 d1 77 d6 fe 4d 8b 26 49 83 c4 30 4c 89 e0 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 e7 e8 b5 77 d6 fe 49 8b 3c 24 e8 0c ea aa
RSP: 0018:ffffc9000568f980 EFLAGS: 00010206
RAX: 0000000000000006 RBX: dffffc0000000000 RCX: 0000000000080000
RDX: ffffc9001bf55000 RSI: 0000000000002ff6 RDI: 0000000000002ff7
RBP: ffffc9000568fac0 R08: 0000000000000000 R09: 0000000000000000
R10: ffffc9000568f768 R11: fffff52000ad1f1a R12: 0000000000000030
R13: ffff888067075218 R14: ffff88803e07d428 R15: ffff88803e07d438
FS:  00007fa9fc0d66c0(0000) GS:ffff88812643c000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9ca24e8a90 CR3: 000000002928c000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 jfs_umount+0x178/0x3c0 fs/jfs/jfs_umount.c:58
 jfs_fill_super+0x9c5/0xd80 fs/jfs/super.c:567
 get_tree_bdev_flags+0x431/0x4f0 fs/super.c:1694
 vfs_get_tree+0x92/0x2a0 fs/super.c:1754
 fc_mount fs/namespace.c:1193 [inline]
 do_new_mount_fc fs/namespace.c:3763 [inline]
 do_new_mount+0x341/0xd30 fs/namespace.c:3839
 do_mount fs/namespace.c:4172 [inline]
 __do_sys_mount fs/namespace.c:4361 [inline]
 __se_sys_mount+0x31d/0x420 fs/namespace.c:4338
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa9fde7da0a
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 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:00007fa9fc0d5e58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fa9fc0d5ee0 RCX: 00007fa9fde7da0a
RDX: 0000200000000240 RSI: 0000200000000040 RDI: 00007fa9fc0d5ea0
RBP: 0000200000000240 R08: 00007fa9fc0d5ee0 R09: 0000000001810016
R10: 0000000001810016 R11: 0000000000000246 R12: 0000200000000040
R13: 00007fa9fc0d5ea0 R14: 000000000000628f R15: 0000200000000300
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:write_special_inodes fs/jfs/jfs_logmgr.c:208 [inline]
RIP: 0010:jfs_flush_journal+0x81d/0xef0 fs/jfs/jfs_logmgr.c:1572
Code: ea aa fe 4d 8d 77 f0 4c 89 f0 48 c1 e8 03 80 3c 18 00 74 08 4c 89 f7 e8 d1 77 d6 fe 4d 8b 26 49 83 c4 30 4c 89 e0 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 e7 e8 b5 77 d6 fe 49 8b 3c 24 e8 0c ea aa
RSP: 0018:ffffc9000568f980 EFLAGS: 00010206
RAX: 0000000000000006 RBX: dffffc0000000000 RCX: 0000000000080000
RDX: ffffc9001bf55000 RSI: 0000000000002ff6 RDI: 0000000000002ff7
RBP: ffffc9000568fac0 R08: 0000000000000000 R09: 0000000000000000
R10: ffffc9000568f768 R11: fffff52000ad1f1a R12: 0000000000000030
R13: ffff888067075218 R14: ffff88803e07d428 R15: ffff88803e07d438
FS:  00007fa9fc0d66c0(0000) GS:ffff88812643c000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9ca24e8a90 CR3: 000000002928c000 CR4: 00000000003526f0
----------------
Code disassembly (best guess), 1 bytes skipped:
   0:	aa                   	stos   %al,%es:(%rdi)
   1:	fe 4d 8d             	decb   -0x73(%rbp)
   4:	77 f0                	ja     0xfffffff6
   6:	4c 89 f0             	mov    %r14,%rax
   9:	48 c1 e8 03          	shr    $0x3,%rax
   d:	80 3c 18 00          	cmpb   $0x0,(%rax,%rbx,1)
  11:	74 08                	je     0x1b
  13:	4c 89 f7             	mov    %r14,%rdi
  16:	e8 d1 77 d6 fe       	call   0xfed677ec
  1b:	4d 8b 26             	mov    (%r14),%r12
  1e:	49 83 c4 30          	add    $0x30,%r12
  22:	4c 89 e0             	mov    %r12,%rax
  25:	48 c1 e8 03          	shr    $0x3,%rax
* 29:	80 3c 18 00          	cmpb   $0x0,(%rax,%rbx,1) <-- trapping instruction
  2d:	74 08                	je     0x37
  2f:	4c 89 e7             	mov    %r12,%rdi
  32:	e8 b5 77 d6 fe       	call   0xfed677ec
  37:	49 8b 3c 24          	mov    (%r12),%rdi
  3b:	e8                   	.byte 0xe8
  3c:	0c ea                	or     $0xea,%al
  3e:	aa                   	stos   %al,%es:(%rdi)