ERROR: (device loop1): diAllocBit: iag inconsistent
ialloc: diAlloc returned -5!
BUG at fs/jfs/jfs_dmap.c:3036 assert(bitno < 32)
------------[ cut here ]------------
kernel BUG at fs/jfs/jfs_dmap.c:3036!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 0 UID: 0 PID: 5958 Comm: syz.1.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:dbFindBits+0x19e/0x1a0
Code: e3 fd 90 0f 0b e8 d2 1c 7c fe 48 c7 c7 c0 6a a4 8b 48 c7 c6 00 68 a4 8b ba dc 0b 00 00 48 c7 c1 a0 72 a4 8b e8 b3 a9 e3 fd 90 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 41 57 41
RSP: 0018:ffffc90004f67588 EFLAGS: 00010246
RAX: 0000000000000030 RBX: 0000000000000000 RCX: a1387b1ce62a8700
RDX: ffffc9000b531000 RSI: 0000000000001b73 RDI: 0000000000001b74
RBP: 00000000ffffffff R08: ffffc90004f672a7 R09: 1ffff920009ece54
R10: dffffc0000000000 R11: fffff520009ece55 R12: 0000000000000001
R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000020
FS:  00007f45af6ef6c0(0000) GS:ffff88818eb3e000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2fe0bff8 CR3: 000000017268c000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 dbAllocDmapLev+0x16b/0x3c0
 dbAllocCtl+0x14a/0x9c0
 dbAllocAG+0x1e6/0xff0
 dbAlloc+0x5a8/0xba0
 dtInsert+0xad5/0x5f40
 jfs_create+0x6c8/0xa80
 vfs_create+0x24e/0x400
 do_mknodat+0x3c6/0x4d0
 __x64_sys_mknod+0x8c/0xa0
 do_syscall_64+0xfa/0xfa0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f45ae78efc9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f45af6ef038 EFLAGS: 00000246 ORIG_RAX: 0000000000000085
RAX: ffffffffffffffda RBX: 00007f45ae9e5fa0 RCX: 00007f45ae78efc9
RDX: 0000000000000703 RSI: 0000000000000000 RDI: 0000200000000000
RBP: 00007f45ae811f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f45ae9e6038 R14: 00007f45ae9e5fa0 R15: 00007fff07447da8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:dbFindBits+0x19e/0x1a0
Code: e3 fd 90 0f 0b e8 d2 1c 7c fe 48 c7 c7 c0 6a a4 8b 48 c7 c6 00 68 a4 8b ba dc 0b 00 00 48 c7 c1 a0 72 a4 8b e8 b3 a9 e3 fd 90 <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 55 41 57 41
RSP: 0018:ffffc90004f67588 EFLAGS: 00010246
RAX: 0000000000000030 RBX: 0000000000000000 RCX: a1387b1ce62a8700
RDX: ffffc9000b531000 RSI: 0000000000001b73 RDI: 0000000000001b74
RBP: 00000000ffffffff R08: ffffc90004f672a7 R09: 1ffff920009ece54
R10: dffffc0000000000 R11: fffff520009ece55 R12: 0000000000000001
R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000020
FS:  00007f45af6ef6c0(0000) GS:ffff88818eb3e000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2fe0bff8 CR3: 000000017268c000 CR4: 00000000000006f0
