linux-kernel - Re: [syzbot] [sctp?] [reiserfs?] KMSAN: uninit-value in _

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Message-ID: <cbakbuszcnwtfkdavtif3lwfncelm2ugn6eyd5pd5dmdocxqh5@3op6br7uaxd7>
Date:   Thu, 14 Sep 2023 12:25:45 -0300
From:   Marcelo Ricardo Leitner <marcelo.leitner@...il.com>
To:     syzbot <syzbot+00f1a932d27258b183e7@...kaller.appspotmail.com>
Cc:     bp@...en8.de, brauner@...nel.org, dave.hansen@...ux.intel.com,
        hpa@...or.com, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-sctp@...r.kernel.org,
        lucien.xin@...il.com, mingo@...hat.com, netdev@...r.kernel.org,
        reiserfs-devel@...r.kernel.org, syzkaller-bugs@...glegroups.com,
        tglx@...utronix.de, x86@...nel.org
Subject: Re: [syzbot] [sctp?] [reiserfs?] KMSAN: uninit-value in __schedule
 (4)

On Tue, Sep 05, 2023 at 10:55:01AM -0700, syzbot wrote:
> Hello,
> 
> syzbot found the following issue on:
> 
> HEAD commit:    a47fc304d2b6 Add linux-next specific files for 20230831
> git tree:       linux-next
> console output: https://syzkaller.appspot.com/x/log.txt?x=131da298680000
> kernel config:  https://syzkaller.appspot.com/x/.config?x=6ecd2a74f20953b9
> dashboard link: https://syzkaller.appspot.com/bug?extid=00f1a932d27258b183e7
> compiler:       gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=116e5fcba80000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=118e912fa80000

Not sure why sctp got tagged here. I could not find anything network
related on this reproducer or console output.

  Marcelo