BUG at fs/jfs/jfs_txnmgr.c:931 assert(mp->nohomeok > 0) ------------[ cut here ]------------ kernel BUG at fs/jfs/jfs_txnmgr.c:931! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN PTI CPU: 0 UID: 0 PID: 114 Comm: jfsCommit Not tainted 6.13.0-rc3-syzkaller-00209-g499551201b5f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:txUnlock+0xd46/0xdb0 fs/jfs/jfs_txnmgr.c:931 Code: e9 0e fe ff ff e8 6a 73 6d fe 48 c7 c7 c0 76 42 8c 48 c7 c6 b9 72 42 8c ba a3 03 00 00 48 c7 c1 c0 83 42 8c e8 eb 01 d5 fd 90 <0f> 0b e8 43 73 6d fe 48 c7 c7 c0 76 42 8c 48 c7 c6 b9 72 42 8c ba RSP: 0018:ffffc90002717ce8 EFLAGS: 00010246 RAX: 0000000000000037 RBX: 1ffff11004f1f92c RCX: 94d760cdd9636800 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffff817f09fc R09: fffffbfff1cfa210 R10: dffffc0000000000 R11: fffffbfff1cfa210 R12: ffff8880529e99d0 R13: ffffc9000293a000 R14: ffff8880278fc960 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020118000 CR3: 000000005b4b8000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: txLazyCommit fs/jfs/jfs_txnmgr.c:2682 [inline] jfs_lazycommit+0x5f4/0xb80 fs/jfs/jfs_txnmgr.c:2733 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/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:txUnlock+0xd46/0xdb0 fs/jfs/jfs_txnmgr.c:931 Code: e9 0e fe ff ff e8 6a 73 6d fe 48 c7 c7 c0 76 42 8c 48 c7 c6 b9 72 42 8c ba a3 03 00 00 48 c7 c1 c0 83 42 8c e8 eb 01 d5 fd 90 <0f> 0b e8 43 73 6d fe 48 c7 c7 c0 76 42 8c 48 c7 c6 b9 72 42 8c ba RSP: 0018:ffffc90002717ce8 EFLAGS: 00010246 RAX: 0000000000000037 RBX: 1ffff11004f1f92c RCX: 94d760cdd9636800 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffff817f09fc R09: fffffbfff1cfa210 R10: dffffc0000000000 R11: fffffbfff1cfa210 R12: ffff8880529e99d0 R13: ffffc9000293a000 R14: ffff8880278fc960 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000556488749131 CR3: 000000007d66a000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400