BUG at fs/jfs/jfs_logmgr.c:2303 assert(bp->l_flag & lbmRELEASE) ------------[ cut here ]------------ kernel BUG at fs/jfs/jfs_logmgr.c:2303! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 1 PID: 24 Comm: ksoftirqd/1 Not tainted 6.10.0-rc3-syzkaller-00044-g2ccbdf43d5e7 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 RIP: 0010:lbmIODone+0x1141/0x1200 fs/jfs/jfs_logmgr.c:2303 Code: e9 79 f3 ff ff e8 2f da 82 fe 48 c7 c1 c0 16 6b 8b ba ff 08 00 00 48 c7 c6 00 15 6b 8b 48 c7 c7 40 15 6b 8b e8 90 49 63 fe 90 <0f> 0b e8 b8 59 df fe e9 ea f1 ff ff e8 fe d9 82 fe 48 c7 c1 00 17 RSP: 0018:ffffc900001e7bd8 EFLAGS: 00010086 RAX: 000000000000003f RBX: ffff88802c091000 RCX: ffffffff816fb3b9 RDX: 0000000000000000 RSI: ffffffff81704106 RDI: 0000000000000005 RBP: 0000000000000020 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000101 R11: 0000000000000001 R12: 0000000000000246 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b33525000 CR3: 0000000058d70000 CR4: 0000000000350ef0 Call Trace: bio_endio+0x647/0x760 block/bio.c:1636 blk_update_request+0x704/0x1850 block/blk-mq.c:929 blk_mq_end_request+0x5b/0x620 block/blk-mq.c:1057 lo_complete_rq+0x232/0x2f0 drivers/block/loop.c:366 blk_complete_reqs+0xb1/0xf0 block/blk-mq.c:1132 handle_softirqs+0x219/0x8f0 kernel/softirq.c:554 run_ksoftirqd kernel/softirq.c:928 [inline] run_ksoftirqd+0x3a/0x60 kernel/softirq.c:920 smpboot_thread_fn+0x664/0xa10 kernel/smpboot.c:164 kthread+0x2c4/0x3a0 kernel/kthread.c:389 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:lbmIODone+0x1141/0x1200 fs/jfs/jfs_logmgr.c:2303 Code: e9 79 f3 ff ff e8 2f da 82 fe 48 c7 c1 c0 16 6b 8b ba ff 08 00 00 48 c7 c6 00 15 6b 8b 48 c7 c7 40 15 6b 8b e8 90 49 63 fe 90 <0f> 0b e8 b8 59 df fe e9 ea f1 ff ff e8 fe d9 82 fe 48 c7 c1 00 17 RSP: 0018:ffffc900001e7bd8 EFLAGS: 00010086 RAX: 000000000000003f RBX: ffff88802c091000 RCX: ffffffff816fb3b9 RDX: 0000000000000000 RSI: ffffffff81704106 RDI: 0000000000000005 RBP: 0000000000000020 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000101 R11: 0000000000000001 R12: 0000000000000246 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b33525000 CR3: 0000000058d70000 CR4: 0000000000350ef0