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: 109 Comm: jfsCommit Not tainted 6.7.0-rc1-syzkaller-00012-g9bacdd8996c7 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 RIP: 0010:txUnlock+0xc6e/0xca0 fs/jfs/jfs_txnmgr.c:931 Code: 28 b3 b7 07 0f 0b e8 01 52 76 fe 48 c7 c7 40 66 46 8b 48 c7 c6 39 62 46 8b ba a3 03 00 00 48 c7 c1 20 73 46 8b e8 02 b3 b7 07 <0f> 0b e8 db 51 76 fe 48 c7 c7 40 66 46 8b 48 c7 c6 39 62 46 8b ba RSP: 0018:ffffc90002cbfce8 EFLAGS: 00010246 RAX: 0000000000000037 RBX: 0000000000000000 RCX: 33313d3f2c0fe400 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffff888026abbd90 R08: ffffffff8170d71c R09: 1ffff92000597f3c R10: dffffc0000000000 R11: fffff52000597f3d R12: ffff88801f2b39d0 R13: ffff888067d28294 R14: ffffc90002812000 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c0000a5000 CR3: 0000000027ba7000 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+0x5d0/0xb60 fs/jfs/jfs_txnmgr.c:2732 kthread+0x2cf/0x360 kernel/kthread.c:388 ret_from_fork+0x44/0x70 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:txUnlock+0xc6e/0xca0 fs/jfs/jfs_txnmgr.c:931 Code: 28 b3 b7 07 0f 0b e8 01 52 76 fe 48 c7 c7 40 66 46 8b 48 c7 c6 39 62 46 8b ba a3 03 00 00 48 c7 c1 20 73 46 8b e8 02 b3 b7 07 <0f> 0b e8 db 51 76 fe 48 c7 c7 40 66 46 8b 48 c7 c6 39 62 46 8b ba RSP: 0018:ffffc90002cbfce8 EFLAGS: 00010246 RAX: 0000000000000037 RBX: 0000000000000000 RCX: 33313d3f2c0fe400 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffff888026abbd90 R08: ffffffff8170d71c R09: 1ffff92000597f3c R10: dffffc0000000000 R11: fffff52000597f3d R12: ffff88801f2b39d0 R13: ffff888067d28294 R14: ffffc90002812000 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c0000a5000 CR3: 0000000027ba7000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400