linux-kernel - [syzbot] kernel BUG in LogSyncRelease

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <000000000000d1205405ef111d3f@google.com>
Date:   Mon, 05 Dec 2022 01:14:37 -0800
From:   syzbot <syzbot+e3f67d10138647b6effa@...kaller.appspotmail.com>
To:     jfs-discussion@...ts.sourceforge.net, linux-kernel@...r.kernel.org,
        shaggy@...nel.org, syzkaller-bugs@...glegroups.com
Subject: [syzbot] kernel BUG in LogSyncRelease

Hello,

syzbot found the following issue on:

HEAD commit:    e3cb714fb489 Merge branch 'for-next/core' into for-kernelci
git tree:       git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci
console output: https://syzkaller.appspot.com/x/log.txt?x=1049346b880000
kernel config:  https://syzkaller.appspot.com/x/.config?x=ec7118319bfb771e
dashboard link: https://syzkaller.appspot.com/bug?extid=e3f67d10138647b6effa
compiler:       Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2
userspace arch: arm64

Unfortunately, I don't have any reproducer for this issue yet.

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/832eb1866f2c/disk-e3cb714f.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/5fd572b7d96d/vmlinux-e3cb714f.xz
kernel image: https://storage.googleapis.com/syzbot-assets/34c82908beda/Image-e3cb714f.gz.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+e3f67d10138647b6effa@...kaller.appspotmail.com

read_mapping_page failed!
BUG at fs/jfs/jfs_txnmgr.c:2790 assert(mp->nohomeok)
------------[ cut here ]------------
kernel BUG at fs/jfs/jfs_txnmgr.c:2790!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 17148 Comm: syz-executor.2 Not tainted 6.1.0-rc7-syzkaller-33097-ge3cb714fb489 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : LogSyncRelease+0x120/0x240 fs/jfs/jfs_txnmgr.c:2790
lr : LogSyncRelease+0x120/0x240 fs/jfs/jfs_txnmgr.c:2790
sp : ffff80001366b9d0
x29: ffff80001366b9d0 x28: ffff80000efd4000 x27: 0000000000000000
x26: 0000000000003cc8 x25: ffff00011c6c5e60 x24: ffff80000efd4308
x23: ffff80000efd4000 x22: 000000000000000d x21: ffff80000d5a8b88
x20: 0000000000000000 x19: ffff00011c6c5e60 x18: 000000000000ba7e
x17: ffff80000c0cd83c x16: ffff80000dbe6158 x15: ffff00010eb99a40
x14: 0000000000000000 x13: 00000000ffffffff x12: ffff00010eb99a40
x11: ff808000081c4d64 x10: 0000000000000000 x9 : 878bda7d75e5d900
x8 : 878bda7d75e5d900 x7 : ffff80000816678c x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000
x2 : ffff0001fefbecd0 x1 : 0000000100000000 x0 : 0000000000000034
Call trace:
 LogSyncRelease+0x120/0x240 fs/jfs/jfs_txnmgr.c:2790
 txAbort+0xf0/0x260 fs/jfs/jfs_txnmgr.c:2616
 txCommit+0x348/0x1824 fs/jfs/jfs_txnmgr.c:1349
 jfs_mkdir+0x450/0x490 fs/jfs/namei.c:290
 vfs_mkdir+0x1f8/0x2b0 fs/namei.c:4036
 do_mkdirat+0xe4/0x22c fs/namei.c:4061
 __do_sys_mkdirat fs/namei.c:4076 [inline]
 __se_sys_mkdirat fs/namei.c:4074 [inline]
 __arm64_sys_mkdirat+0x40/0x54 fs/namei.c:4074
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall arch/arm64/kernel/syscall.c:52 [inline]
 el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x48/0x140 arch/arm64/kernel/syscall.c:197
 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:584
Code: 91097021 912ee063 52815cc2 94cbe7d5 (d4210000) 
---[ end trace 0000000000000000 ]---


---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzkaller@...glegroups.com.

syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.