linux-kernel - Re: [syzbot] KASAN: use-after-free Read in rxrpc_destroy_all

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Message-ID: <000000000000a4b91005ef4f5c07@google.com>
Date:   Thu, 08 Dec 2022 03:30:19 -0800
From:   syzbot <syzbot+1eb4232fca28c0a6d1c2@...kaller.appspotmail.com>
To:     hdanton@...a.com, linux-kernel@...r.kernel.org,
        syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] KASAN: use-after-free Read in rxrpc_destroy_all_locals

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: { P5546 } 2655 jiffies s: 2813 root: 0x0/T
rcu: blocking rcu_node structures (internal RCU debug):


Tested on:

commit:         591cd615 Add linux-next specific files for 20221207
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
console output: https://syzkaller.appspot.com/x/log.txt?x=177df597880000
kernel config:  https://syzkaller.appspot.com/x/.config?x=8b2d3e63e054c24f
dashboard link: https://syzkaller.appspot.com/bug?extid=1eb4232fca28c0a6d1c2
compiler:       gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
patch:          https://syzkaller.appspot.com/x/patch.diff?x=1348317b880000