BUG at fs/jfs/jfs_logmgr.c:2298 assert(bp->l_flag & lbmRELEASE) ------------[ cut here ]------------ kernel BUG at fs/jfs/jfs_logmgr.c:2298! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 22 Comm: ksoftirqd/1 Not tainted 5.19.0-rc3-syzkaller-00048-gde5c208d533a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:lbmIODone.cold+0xc9/0x116 fs/jfs/jfs_logmgr.c:2298 Code: 50 22 8c f8 eb d3 e8 a9 5e 3f f8 48 c7 c1 20 63 09 8a ba fa 08 00 00 48 c7 c6 60 61 09 8a 48 c7 c7 a0 61 09 8a e8 91 a0 f7 ff <0f> 0b e8 83 5e 3f f8 48 c7 c1 60 63 09 8a ba fb 08 00 00 48 c7 c6 RSP: 0018:ffffc900001c7c90 EFLAGS: 00010082 RAX: 000000000000003f RBX: ffff888020c16600 RCX: 0000000000000000 RDX: ffff888011b13b00 RSI: ffffffff8160dd58 RDI: fffff52000038f84 RBP: 0000000000000020 R08: 000000000000003f R09: 0000000000000000 R10: 0000000080000101 R11: 6228747265737361 R12: 0000000000000246 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f557f1a0000 CR3: 0000000021c04000 CR4: 0000000000350ee0 Call Trace: bio_endio+0x5fe/0x780 block/bio.c:1574 req_bio_endio block/blk-mq.c:689 [inline] blk_update_request+0x401/0x1310 block/blk-mq.c:818 blk_mq_end_request+0x4b/0x80 block/blk-mq.c:944 lo_complete_rq+0x1c2/0x280 drivers/block/loop.c:370 blk_complete_reqs+0xad/0xe0 block/blk-mq.c:1015 __do_softirq+0x29b/0x9c2 kernel/softirq.c:571 run_ksoftirqd kernel/softirq.c:934 [inline] run_ksoftirqd+0x2d/0x60 kernel/softirq.c:926 smpboot_thread_fn+0x645/0x9c0 kernel/smpboot.c:164 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:lbmIODone.cold+0xc9/0x116 fs/jfs/jfs_logmgr.c:2298 Code: 50 22 8c f8 eb d3 e8 a9 5e 3f f8 48 c7 c1 20 63 09 8a ba fa 08 00 00 48 c7 c6 60 61 09 8a 48 c7 c7 a0 61 09 8a e8 91 a0 f7 ff <0f> 0b e8 83 5e 3f f8 48 c7 c1 60 63 09 8a ba fb 08 00 00 48 c7 c6 RSP: 0018:ffffc900001c7c90 EFLAGS: 00010082 RAX: 000000000000003f RBX: ffff888020c16600 RCX: 0000000000000000 RDX: ffff888011b13b00 RSI: ffffffff8160dd58 RDI: fffff52000038f84 RBP: 0000000000000020 R08: 000000000000003f R09: 0000000000000000 R10: 0000000080000101 R11: 6228747265737361 R12: 0000000000000246 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f557f1a0000 CR3: 0000000021c04000 CR4: 0000000000350ee0