linux-kernel - Re: [syzbot] general protection fault in __pm_runtime

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Message-ID: <00000000000093a3f805da1ce2f7@google.com>
Date:   Sun, 13 Mar 2022 10:27:58 -0700
From:   syzbot <syzbot+b9bd12fbed3485a3e51f@...kaller.appspotmail.com>
To:     Pavel Skripkin <paskripkin@...il.com>
Cc:     gregkh@...uxfoundation.org, len.brown@...el.com,
        linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
        paskripkin@...il.com, pavel@....cz, rafael@...nel.org,
        syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] general protection fault in __pm_runtime_resume (2)

> On 3/13/22 08:35, syzbot wrote:
>> Hello,
>> 
>> syzbot found the following issue on:
>> 
>> HEAD commit:    92f90cc9fe0e Merge tag 'fuse-fixes-5.17-rc8' of git://git...
>> git tree:       upstream
>> console output: https://syzkaller.appspot.com/x/log.txt?x=118cd3be700000
>> kernel config:  https://syzkaller.appspot.com/x/.config?x=442f8ac61e60a75e
>> dashboard link: https://syzkaller.appspot.com/bug?extid=b9bd12fbed3485a3e51f
>> compiler:       gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
>> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=15b64e79700000
>> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1652811a700000
>> 
>> IMPORTANT: if you fix the issue, please add the following tag to the commit:
>> Reported-by: syzbot+b9bd12fbed3485a3e51f@...kaller.appspotmail.com
>> 
>
> hu->serdev should be checked before passing to pm functions
>
> #syz test:

want 2 args (repo, branch), got 3

> git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
>
>
>
>
>
> With regards,
> Pavel Skripkin