[v6.1] corrupted report

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syzbot

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Mar 7, 2023, 12:14:46 PM3/7/23
to syzkaller...@googlegroups.com
Hello,

syzbot found the following issue on:

HEAD commit: 42616e0f09fb Linux 6.1.15
git tree: linux-6.1.y
console output: https://syzkaller.appspot.com/x/log.txt?x=1702c1d4c80000
kernel config: https://syzkaller.appspot.com/x/.config?x=690b9ff41783cd73
dashboard link: https://syzkaller.appspot.com/bug?extid=ea9a2d620e90898a0a2a
compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2

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

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/7aca0b4cb788/disk-42616e0f.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/458e15d5fc53/vmlinux-42616e0f.xz
kernel image: https://storage.googleapis.com/syzbot-assets/7d3a81dd294e/bzImage-42616e0f.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+ea9a2d...@syzkaller.appspotmail.com

rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { P11449 } 2630 jiffies s: 29605 root: 0x0/T
rcu: blocking rcu_node structures (internal RCU debug):


---
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syzbot

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Mar 12, 2023, 6:30:51 PM3/12/23
to syzkaller...@googlegroups.com
Hello,

syzbot found the following issue on:

HEAD commit: bbf9f29bac04 Linux 5.15.101
git tree: linux-5.15.y
console output: https://syzkaller.appspot.com/x/log.txt?x=11e69652c80000
kernel config: https://syzkaller.appspot.com/x/.config?x=c4a69039b8408b46
dashboard link: https://syzkaller.appspot.com/bug?extid=9987a800782441ea44a0
compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2

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

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/7590dea02da2/disk-bbf9f29b.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/41e9cbc05c08/vmlinux-bbf9f29b.xz
kernel image: https://storage.googleapis.com/syzbot-assets/2e0a20ad4046/bzImage-bbf9f29b.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+9987a8...@syzkaller.appspotmail.com

======================================================
WARNING: possible circular locking dependency detected
5.15.101-syzkaller #0 Not tainted
------------------------------------------------------
syz-executor.3/3288 is trying to acquire lock:
ffff88814b1e4170 (&journal->j_barrier){+.+.}-{3:3}, at: jbd2_journal_lock_updates+0x4a9/0x580 fs/jbd2/transaction.c:895

but tclient_loop: send disconnect: Broken pipe
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