linux-ext4 - Re: [syzbot] [ext4?] [mm?] KCSAN: data-race in strscpy / strscpy (3)

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Message-ID: <20230421182013.GA19035@mit.edu>
Date:   Fri, 21 Apr 2023 14:20:13 -0400
From:   "Theodore Ts'o" <tytso@....edu>
To:     Mike Christie <michael.christie@...cle.com>
Cc:     Matthew Wilcox <willy@...radead.org>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        syzbot <syzbot+c2de99a72baaa06d31f3@...kaller.appspotmail.com>,
        adilger.kernel@...ger.ca, linux-ext4@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-mm@...ck.org, llvm@...ts.linux.dev, nathan@...nel.org,
        ndesaulniers@...gle.com, syzkaller-bugs@...glegroups.com,
        trix@...hat.com, Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>, martin.lau@...ux.dev,
        bpf <bpf@...r.kernel.org>, KP Singh <kpsingh@...nel.org>,
        Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Christian Brauner <brauner@...nel.org>
Subject: Re: [syzbot] [ext4?] [mm?] KCSAN: data-race in strscpy / strscpy (3)

On Fri, Apr 21, 2023 at 12:40:45PM -0500, Mike Christie wrote:
> 
> I didn't see the beginning of this thread and I think the part of the
> sysbot report that lists the patches/trees being used got cut off so
> I'm not 100% sure what's in the kernel.

Syzbot reported this on commit 76f598ba7d8e which is upstream after v6.3-rc6.

Cheers,

						- Ted