BUG at fs/jfs/jfs_txnmgr.c:931 assert(mp->nohomeok > 0) ------------[ cut here ]------------ kernel BUG at fs/jfs/jfs_txnmgr.c:931! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 105 Comm: jfsCommit Not tainted 6.1.114-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:txUnlock+0xc6e/0xca0 fs/jfs/jfs_txnmgr.c:931 Code: f8 e3 99 07 0f 0b e8 71 bb 7f fe 48 c7 c7 00 02 45 8b 48 c7 c6 f9 fd 44 8b ba a3 03 00 00 48 c7 c1 e0 0e 45 8b e8 d2 e3 99 07 <0f> 0b e8 4b bb 7f fe 48 c7 c7 00 02 45 8b 48 c7 c6 f9 fd 44 8b ba RSP: 0018:ffffc900025bfd08 EFLAGS: 00010246 RAX: 0000000000000037 RBX: 0000000000000000 RCX: d3f7bceb69a4f500 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffff888078c7d7c0 R08: ffffffff816e64bc R09: fffff520004b7f41 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8880756699d0 R13: ffff8880635f8094 R14: ffffc90002802000 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f47516d3d58 CR3: 000000007d6b9000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: txLazyCommit fs/jfs/jfs_txnmgr.c:2682 [inline] jfs_lazycommit+0x5d0/0xb60 fs/jfs/jfs_txnmgr.c:2732 kthread+0x28d/0x320 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:txUnlock+0xc6e/0xca0 fs/jfs/jfs_txnmgr.c:931 Code: f8 e3 99 07 0f 0b e8 71 bb 7f fe 48 c7 c7 00 02 45 8b 48 c7 c6 f9 fd 44 8b ba a3 03 00 00 48 c7 c1 e0 0e 45 8b e8 d2 e3 99 07 <0f> 0b e8 4b bb 7f fe 48 c7 c7 00 02 45 8b 48 c7 c6 f9 fd 44 8b ba RSP: 0018:ffffc900025bfd08 EFLAGS: 00010246 RAX: 0000000000000037 RBX: 0000000000000000 RCX: d3f7bceb69a4f500 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffff888078c7d7c0 R08: ffffffff816e64bc R09: fffff520004b7f41 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8880756699d0 R13: ffff8880635f8094 R14: ffffc90002802000 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d30fff8 CR3: 000000005aaeb000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400