ERROR: (device loop0): diWrite: ixpxd invalid BUG at fs/jfs/jfs_txnmgr.c:2798 assert(mp->nohomeok) ------------[ cut here ]------------ kernel BUG at fs/jfs/jfs_txnmgr.c:2798! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5337 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 RIP: 0010:LogSyncRelease fs/jfs/jfs_txnmgr.c:2798 [inline] RIP: 0010:txAbort+0x716/0x760 fs/jfs/jfs_txnmgr.c:2623 Code: e9 2c ff ff ff e8 ca 9c 60 fe 48 c7 c7 e0 2c 0c 8c 48 c7 c6 d9 28 0c 8c ba ee 0a 00 00 48 c7 c1 e0 40 0c 8c e8 9b 83 c2 fd 90 <0f> 0b e8 a3 9c 60 fe 48 c7 c7 e0 2c 0c 8c 48 c7 c6 d9 28 0c 8c ba RSP: 0018:ffffc9000702f4b0 EFLAGS: 00010246 RAX: 0000000000000034 RBX: 1ffff11006272dc7 RCX: a369791a1c303b00 RDX: ffffc90020802000 RSI: 00000000000026f4 RDI: 00000000000026f5 RBP: ffff888031396e38 R08: ffffc9000702f227 R09: 1ffff92000e05e44 R10: dffffc0000000000 R11: fffff52000e05e45 R12: 0000000000000036 R13: ffff888031396d90 R14: 0000000000000000 R15: 0000000000000006 FS: 00007f82ef2e36c0(0000) GS:ffff88808c891000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007efc4c087000 CR3: 000000004145f000 CR4: 0000000000352ef0 Call Trace: txCommit+0x46bd/0x5410 fs/jfs/jfs_txnmgr.c:1356 jfs_create+0x8f4/0xb10 fs/jfs/namei.c:157 lookup_open fs/namei.c:4511 [inline] open_last_lookups fs/namei.c:4611 [inline] path_openat+0x1395/0x3860 fs/namei.c:4855 do_file_open+0x23e/0x4a0 fs/namei.c:4887 do_sys_openat2+0x113/0x200 fs/open.c:1364 do_sys_open fs/open.c:1370 [inline] __do_sys_creat fs/open.c:1448 [inline] __se_sys_creat fs/open.c:1442 [inline] __x64_sys_creat+0x8f/0xc0 fs/open.c:1442 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f82ee39ce59 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f82ef2e2fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f82ee616180 RCX: 00007f82ee39ce59 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000200000000e00 RBP: 00007f82ee432d6f R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f82ee616218 R14: 00007f82ee616180 R15: 00007ffe768f56a8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:LogSyncRelease fs/jfs/jfs_txnmgr.c:2798 [inline] RIP: 0010:txAbort+0x716/0x760 fs/jfs/jfs_txnmgr.c:2623 Code: e9 2c ff ff ff e8 ca 9c 60 fe 48 c7 c7 e0 2c 0c 8c 48 c7 c6 d9 28 0c 8c ba ee 0a 00 00 48 c7 c1 e0 40 0c 8c e8 9b 83 c2 fd 90 <0f> 0b e8 a3 9c 60 fe 48 c7 c7 e0 2c 0c 8c 48 c7 c6 d9 28 0c 8c ba RSP: 0018:ffffc9000702f4b0 EFLAGS: 00010246 RAX: 0000000000000034 RBX: 1ffff11006272dc7 RCX: a369791a1c303b00 RDX: ffffc90020802000 RSI: 00000000000026f4 RDI: 00000000000026f5 RBP: ffff888031396e38 R08: ffffc9000702f227 R09: 1ffff92000e05e44 R10: dffffc0000000000 R11: fffff52000e05e45 R12: 0000000000000036 R13: ffff888031396d90 R14: 0000000000000000 R15: 0000000000000006 FS: 00007f82ef2e36c0(0000) GS:ffff88808c891000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007efc4c0ac000 CR3: 000000004145f000 CR4: 0000000000352ef0