BUG at fs/jfs/jfs_logmgr.c:2306 assert(bp->l_flag & lbmRELEASE) ------------[ cut here ]------------ kernel BUG at fs/jfs/jfs_logmgr.c:2306! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 23 Comm: ksoftirqd/1 Not tainted 5.17.0-syzkaller-12882-g1930a6e739c4 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 RIP: 0010:lbmIODone.cold+0xc9/0x116 fs/jfs/jfs_logmgr.c:2306 Code: eb 25 a2 f8 eb d3 e8 04 7e 56 f8 48 c7 c1 20 dc 07 8a ba 02 09 00 00 48 c7 c6 60 da 07 8a 48 c7 c7 a0 da 07 8a e8 e5 fd f7 ff <0f> 0b e8 de 7d 56 f8 48 c7 c1 60 dc 07 8a ba 03 09 00 00 48 c7 c6 RSP: 0000:ffffc900004ffc90 EFLAGS: 00010082 RAX: 000000000000003f RBX: ffff88801ba70200 RCX: 0000000000000000 RDX: ffff888011535700 RSI: ffffffff815fcd18 RDI: fffff5200009ff84 RBP: 0000000000000020 R08: 000000000000003f R09: 0000000000000000 R10: ffffffff815f76ee R11: 0000000000000000 R12: 0000000000000246 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff88802cb00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000057e6aefc CR3: 000000001cb3f000 CR4: 0000000000150ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: bio_endio+0x5fe/0x780 block/bio.c:1541 req_bio_endio block/blk-mq.c:686 [inline] blk_update_request+0x401/0x1240 block/blk-mq.c:814 blk_mq_end_request+0x4b/0x80 block/blk-mq.c:940 lo_complete_rq+0x1c2/0x280 drivers/block/loop.c:369 blk_complete_reqs+0xad/0xe0 block/blk-mq.c:1011 __do_softirq+0x29b/0x9c2 kernel/softirq.c:558 run_ksoftirqd kernel/softirq.c:921 [inline] run_ksoftirqd+0x2d/0x60 kernel/softirq.c:913 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:298 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:lbmIODone.cold+0xc9/0x116 fs/jfs/jfs_logmgr.c:2306 Code: eb 25 a2 f8 eb d3 e8 04 7e 56 f8 48 c7 c1 20 dc 07 8a ba 02 09 00 00 48 c7 c6 60 da 07 8a 48 c7 c7 a0 da 07 8a e8 e5 fd f7 ff <0f> 0b e8 de 7d 56 f8 48 c7 c1 60 dc 07 8a ba 03 09 00 00 48 c7 c6 RSP: 0000:ffffc900004ffc90 EFLAGS: 00010082 RAX: 000000000000003f RBX: ffff88801ba70200 RCX: 0000000000000000 RDX: ffff888011535700 RSI: ffffffff815fcd18 RDI: fffff5200009ff84 RBP: 0000000000000020 R08: 000000000000003f R09: 0000000000000000 R10: ffffffff815f76ee R11: 0000000000000000 R12: 0000000000000246 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff88802cb00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000057e6aefc CR3: 000000001cb3f000 CR4: 0000000000150ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400