linux-kernel - Re: [syzbot] KFENCE: use-after-free in kmem_cache

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Message-ID: <YKPTfbqFcWijSB46@elver.google.com>
Date:   Tue, 18 May 2021 16:47:25 +0200
From:   Marco Elver <elver@...gle.com>
To:     syzbot <syzbot+9d90dad32dd9727ed084@...kaller.appspotmail.com>
Cc:     Dmitry Vyukov <dvyukov@...gle.com>,
        LKML <linux-kernel@...r.kernel.org>,
        syzkaller-bugs <syzkaller-bugs@...glegroups.com>
Subject: Re: [syzbot] KFENCE: use-after-free in kmem_cache_destroy

[-Cc most to avoid spam]

> > https://git.kernel.org/pub/scm/linux/kernel/git/chao/linux.git/commit/?h=dev&id=cad83c968c2ebe97905f900326988ed37146c347
> 
> Ah, nice, thank you!
> I wasn't sure if there had already been a fix, so I just wanted to follow up.

Let's try again without the line break that GMail introduces...

#syz fix: f2fs: fix to avoid racing on fsync_entry_slab by multi filesystem instances