From: syzbot <syzbot+912776840162c13db1a3@syzkaller.appspotmail.com>
To: hdanton@sina.com, linux-kernel@vger.kernel.org,
syzkaller-bugs@googlegroups.com
Subject: Re: [syzbot] KASAN: use-after-free Read in xfs_qm_dqfree_one
Date: Mon, 05 Dec 2022 09:06:16 -0800 [thread overview]
Message-ID: <000000000000914b5f05ef17b451@google.com> (raw)
In-Reply-To: <20221205140422.7412-1-hdanton@sina.com>
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: { P4111 } 2640 jiffies s: 2849 root: 0x0/T
rcu: blocking rcu_node structures (internal RCU debug):
Tested on:
commit: 0ba09b17 Revert "mm: align larger anonymous mappings o..
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
console output: https://syzkaller.appspot.com/x/log.txt?x=135dc11d880000
kernel config: https://syzkaller.appspot.com/x/.config?x=2325e409a9a893e1
dashboard link: https://syzkaller.appspot.com/bug?extid=912776840162c13db1a3
compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2
patch: https://syzkaller.appspot.com/x/patch.diff?x=1551f50f880000
next parent reply other threads:[~2022-12-05 17:06 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20221205140422.7412-1-hdanton@sina.com>
2022-12-05 17:06 ` syzbot [this message]
2022-12-05 9:21 [syzbot] KASAN: use-after-free Read in xfs_qm_dqfree_one syzbot
2022-12-05 10:35 ` syzbot
2022-12-05 23:58 ` Dave Chinner
2022-12-06 3:12 ` syzbot
2022-12-06 3:34 ` Dave Chinner
2022-12-06 11:06 ` Dmitry Vyukov
2022-12-06 15:32 ` Paul E. McKenney
2022-12-06 16:19 ` Dmitry Vyukov
2022-12-06 17:47 ` Paul E. McKenney
2022-12-06 21:03 ` Dave Chinner
2022-12-06 20:58 ` Dave Chinner
[not found] ` <20221209034605.1801-1-hdanton@sina.com>
2022-12-09 4:14 ` Paul E. McKenney
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