BUG at fs/jfs/jfs_logmgr.c:2303 assert(bp->l_flag & lbmRELEASE) ------------[ cut here ]------------ kernel BUG at fs/jfs/jfs_logmgr.c:2303! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.14.0-rc1-syzkaller-g2014c95afece #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : lbmIODone+0x12c4/0x1318 fs/jfs/jfs_logmgr.c:2303 lr : lbmIODone+0x12c4/0x1318 fs/jfs/jfs_logmgr.c:2303 sp : ffff800097d778f0 x29: ffff800097d77980 x28: 1fffe0001b405141 x27: 1ffff00012037934 x26: 1fffe0001e20724f x25: dfff800000000000 x24: 0000000000000000 x23: ffff0000da028a08 x22: 0000000000000000 x21: 0000000000000000 x20: 0000000000000020 x19: ffff0000da028a00 x18: 0000000000000008 x17: 0000000000000000 x16: ffff8000832d977c x15: 0000000000000001 x14: 1ffff00012faee78 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000102 x10: 0000000000ff0100 x9 : ac6013805dc83c00 x8 : ac6013805dc83c00 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff800097d770b8 x4 : ffff80008fcbefc0 x3 : ffff800083275f78 x2 : 0000000000000001 x1 : 0000000100000101 x0 : 000000000000003f Call trace: lbmIODone+0x12c4/0x1318 fs/jfs/jfs_logmgr.c:2303 (P) bio_endio+0x840/0x87c block/bio.c:1548 blk_update_request+0x4ac/0xda0 block/blk-mq.c:983 blk_mq_end_request+0x54/0x88 block/blk-mq.c:1145 lo_complete_rq+0x188/0x2f4 drivers/block/loop.c:395 blk_complete_reqs block/blk-mq.c:1220 [inline] blk_done_softirq+0x11c/0x168 block/blk-mq.c:1225 handle_softirqs+0x320/0xd34 kernel/softirq.c:561 run_ksoftirqd+0x70/0xc0 kernel/softirq.c:950 smpboot_thread_fn+0x4b0/0x90c kernel/smpboot.c:164 kthread+0x65c/0x7b0 kernel/kthread.c:464 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862 Code: d004fd63 91188063 52811fe2 979153a6 (d4210000) ---[ end trace 0000000000000000 ]---