BUG at fs/jfs/jfs_txnmgr.c:933 assert(mp->nohomeok > 0) ------------[ cut here ]------------ kernel BUG at fs/jfs/jfs_txnmgr.c:933! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 1 UID: 0 PID: 117 Comm: jfsCommit Tainted: G L syzkaller #0 PREEMPT(full) Tainted: [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2026 RIP: 0010:txUnlock.cold+0xaa/0xac fs/jfs/jfs_txnmgr.c:933 Code: f6 ff 90 0f 0b e8 11 75 e0 00 48 c7 c1 60 29 3a 8c ba a5 03 00 00 48 c7 c6 a0 28 3a 8c 48 c7 c7 e0 28 3a 8c e8 b2 99 f6 ff 90 <0f> 0b e8 ea 74 e0 00 48 c7 c7 80 2a 3a 8c e8 9e 99 f6 ff e9 35 8e RSP: 0018:ffffc90002ddfcd0 EFLAGS: 00010282 RAX: 0000000000000037 RBX: ffffc90002952168 RCX: 0000000000000000 RDX: 0000000000000037 RSI: ffffffff81ea14b9 RDI: fffff520005bbf8b RBP: ffff888070ecc5d0 R08: 0000000000000007 R09: 0000000000000000 R10: 8000000000000000 R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000005 FS: 0000000000000000(0000) GS:ffff888122a44000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff62bbeb000 CR3: 000000007c8ae000 CR4: 0000000000350ef0 DR0: 0000000000010000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: txLazyCommit fs/jfs/jfs_txnmgr.c:2684 [inline] jfs_lazycommit+0x706/0xab0 fs/jfs/jfs_txnmgr.c:2735 kthread+0x373/0x450 kernel/kthread.c:436 ret_from_fork+0x730/0xd60 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Modules linked in: