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: 1 PID: 112 Comm: jfsCommit Not tainted 6.10.0-rc5-syzkaller-00018-g55027e689933 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 RIP: 0010:txUnlock+0xcb7/0xd10 fs/jfs/jfs_txnmgr.c:931 Code: e9 87 f6 ff ff e8 69 63 83 fe 48 c7 c1 c0 e8 6a 8b ba a3 03 00 00 48 c7 c6 40 e8 6a 8b 48 c7 c7 80 e8 6a 8b e8 8a d3 63 fe 90 <0f> 0b e8 72 20 df fe e9 dd f5 ff ff e8 38 63 83 fe 48 c7 c1 00 e8 RSP: 0018:ffffc90002cdfd48 EFLAGS: 00010286 RAX: 0000000000000037 RBX: ffffc90002852048 RCX: ffffffff816e69b9 RDX: 0000000000000000 RSI: ffffffff816ef706 RDI: 0000000000000005 RBP: ffff8880245cfba0 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe57fff4b38 CR3: 000000006de54000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: txLazyCommit fs/jfs/jfs_txnmgr.c:2682 [inline] jfs_lazycommit+0x730/0xb20 fs/jfs/jfs_txnmgr.c:2733 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 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+0xcb7/0xd10 fs/jfs/jfs_txnmgr.c:931 Code: e9 87 f6 ff ff e8 69 63 83 fe 48 c7 c1 c0 e8 6a 8b ba a3 03 00 00 48 c7 c6 40 e8 6a 8b 48 c7 c7 80 e8 6a 8b e8 8a d3 63 fe 90 <0f> 0b e8 72 20 df fe e9 dd f5 ff ff e8 38 63 83 fe 48 c7 c1 00 e8 RSP: 0018:ffffc90002cdfd48 EFLAGS: 00010286 RAX: 0000000000000037 RBX: ffffc90002852048 RCX: ffffffff816e69b9 RDX: 0000000000000000 RSI: ffffffff816ef706 RDI: 0000000000000005 RBP: ffff8880245cfba0 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f98d8cd0ab8 CR3: 000000007e2e2000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400