attempt to access beyond end of device
loop4: rw=0, want=30736, limit=618
BUG at fs/jfs/jfs_logmgr.c:2325 assert(bp->l_flag & lbmRELEASE)
------------[ cut here ]------------
kernel BUG at fs/jfs/jfs_logmgr.c:2325!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
Modules linked in:
CPU: 0 PID: 32249 Comm: loop1 Not tainted 4.14.221-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff88823a4742c0 task.stack: ffff8881f0fe0000
RIP: 0010:lbmIODone.cold+0x24/0x5b fs/jfs/jfs_logmgr.c:2325
RSP: 0000:ffff8881f0fe7b00 EFLAGS: 00010082
RAX: 000000000000003f RBX: ffff8880aa42af00 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff878bbb40 RDI: ffffed103e1fcf56
RBP: 0000000000000020 R08: 000000000000003f R09: 0000000000000001
R10: 0000000000000000 R11: ffff88823a4742c0 R12: 0000000000000286
R13: 0000000000000000 R14: ffff888093ba36c0 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880ba400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000002a9f848 CR3: 000000009a805000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 bio_endio+0x27a/0x680 block/bio.c:1918
 req_bio_endio block/blk-core.c:204 [inline]
 blk_update_request+0x2d0/0xa30 block/blk-core.c:2765
 blk_mq_end_request+0x4c/0x1e0 block/blk-mq.c:530
 __blk_mq_complete_request+0x30b/0x6c0 block/blk-mq.c:571
 blk_mq_complete_request+0x52/0x60 block/blk-mq.c:591
 loop_handle_cmd drivers/block/loop.c:1784 [inline]
 loop_queue_work+0x227/0x1e80 drivers/block/loop.c:1793
 kthread_worker_fn+0x271/0x6c0 kernel/kthread.c:667
 kthread+0x30d/0x420 kernel/kthread.c:232
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404
Code: 79 fa e8 cb ff ff ff e8 0d 74 50 fa 48 c7 c1 80 8c b6 87 ba 15 09 00 00 48 c7 c6 00 8c b6 87 48 c7 c7 40 8c b6 87 e8 52 bf fa ff <0f> 0b e8 e7 73 50 fa 48 c7 c1 c0 8c b6 87 ba 16 09 00 00 48 c7 
RIP: lbmIODone.cold+0x24/0x5b fs/jfs/jfs_logmgr.c:2325 RSP: ffff8881f0fe7b00
---[ end trace e051d9cced87628e ]---