linux-kernel - Re: [syzbot] [ntfs3?] kernel panic: stack is corrupted in __lock

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Message-ID: <00000000000009646f05f0c67747@google.com>
Date:   Mon, 26 Dec 2022 19:01:14 -0800
From:   syzbot <syzbot+0bc4c0668351ce1cab8f@...kaller.appspotmail.com>
To:     hdanton@...a.com, linux-kernel@...r.kernel.org,
        syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [ntfs3?] kernel panic: stack is corrupted in
 __lock_acquire (5)

Hello,

syzbot has tested the proposed patch but the reproducer is still triggering an issue:
INFO: rcu detected stall in corrupted

rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { P3563 } 2660 jiffies s: 2105 root: 0x0/T
rcu: blocking rcu_node structures (internal RCU debug):


Tested on:

commit:         a5541c08 Merge branch 'for-next/core' into for-kernelci
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git
console output: https://syzkaller.appspot.com/x/log.txt?x=109b22a8480000
kernel config:  https://syzkaller.appspot.com/x/.config?x=cbd4e584773e9397
dashboard link: https://syzkaller.appspot.com/bug?extid=0bc4c0668351ce1cab8f
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
patch:          https://syzkaller.appspot.com/x/patch.diff?x=11c2eba8480000