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: 0 PID: 15 Comm: ksoftirqd/0 Not tainted 6.1.0-syzkaller-13031-g77856d911a8c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:lbmIODone.cold+0xc9/0x116 fs/jfs/jfs_logmgr.c:2298 Code: 73 0b 14 f8 eb d3 e8 9c 08 c6 f7 48 c7 c1 00 30 69 8a ba fa 08 00 00 48 c7 c6 40 2e 69 8a 48 c7 c7 80 2e 69 8a e8 91 4e f8 ff <0f> 0b e8 76 08 c6 f7 48 c7 c1 40 30 69 8a ba fb 08 00 00 48 c7 c6 RSP: 0018:ffffc90000147c80 EFLAGS: 00010086 RAX: 000000000000003f RBX: ffff88807d065200 RCX: 0000000000000000 RDX: ffff888012253a80 RSI: ffffffff8166707c RDI: fffff52000028f82 RBP: 0000000000000020 R08: 000000000000003f R09: 0000000000000000 R10: 0000000080000101 R11: 0000000000000001 R12: 0000000000000246 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b32725000 CR3: 000000007643a000 CR4: 0000000000350ef0 Call Trace: bio_endio+0x651/0x7f0 block/bio.c:1608 req_bio_endio block/blk-mq.c:794 [inline] blk_update_request+0x436/0x1380 block/blk-mq.c:926 blk_mq_end_request+0x4f/0x80 block/blk-mq.c:1053 lo_complete_rq+0x1c6/0x280 drivers/block/loop.c:370 blk_complete_reqs+0xad/0xe0 block/blk-mq.c:1131 __do_softirq+0x1fb/0xadc kernel/softirq.c:571 run_ksoftirqd kernel/softirq.c:934 [inline] run_ksoftirqd+0x31/0x60 kernel/softirq.c:926 smpboot_thread_fn+0x659/0xa20 kernel/smpboot.c:164 kthread+0x2e8/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:lbmIODone.cold+0xc9/0x116 fs/jfs/jfs_logmgr.c:2298 Code: 73 0b 14 f8 eb d3 e8 9c 08 c6 f7 48 c7 c1 00 30 69 8a ba fa 08 00 00 48 c7 c6 40 2e 69 8a 48 c7 c7 80 2e 69 8a e8 91 4e f8 ff <0f> 0b e8 76 08 c6 f7 48 c7 c1 40 30 69 8a ba fb 08 00 00 48 c7 c6 RSP: 0018:ffffc90000147c80 EFLAGS: 00010086 RAX: 000000000000003f RBX: ffff88807d065200 RCX: 0000000000000000 RDX: ffff888012253a80 RSI: ffffffff8166707c RDI: fffff52000028f82 RBP: 0000000000000020 R08: 000000000000003f R09: 0000000000000000 R10: 0000000080000101 R11: 0000000000000001 R12: 0000000000000246 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b32725000 CR3: 000000007643a000 CR4: 0000000000350ef0