From: Sergey Senozhatsky <senozhatsky@chromium.org>
To: syzbot <syzbot+fb23651a7efbea8868ed@syzkaller.appspotmail.com>
Cc: axboe@kernel.dk, linux-block@vger.kernel.org,
linux-kernel@vger.kernel.org, minchan@kernel.org,
senozhatsky@chromium.org, syzkaller-bugs@googlegroups.com
Subject: Re: [syzbot] [block?] WARNING: zero-size vmalloc in disksize_store
Date: Thu, 24 Sep 2026 19:09:19 +0900 [thread overview]
Message-ID: <arT1HxFd0q8Kdz47@google.com> (raw)
In-Reply-To: <6ab152fc.71f81b7d.15fa6d.0031.GAE@google.com>
On (26/09/21 08:53), syzbot wrote:
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit: 73ae59e97596 Merge tag 'erofs-for-7.3-rc1-2' of git://git...
> git tree: https://kernel.googlesource.com/pub/scm/linux/kernel/git/torvalds/linux master
> console output: https://syzkaller.appspot.com/x/log.txt?x=11d5d525580000
> kernel config: https://syzkaller.appspot.com/x/.config?x=c35e49327a11721f
> dashboard link: https://syzkaller.appspot.com/bug?extid=fb23651a7efbea8868ed
> compiler: aarch64-linux-gnu-gcc (Debian 14.2.0-19) 14.2.0, GNU ld (GNU Binutils for Debian) 2.44
> userspace arch: arm64
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=175514c9580000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=123b1005580000
#syz fix: zram: switch to unsigned long indexing
prev parent reply other threads:[~2026-09-24 10:09 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-21 15:53 [syzbot] [block?] WARNING: zero-size vmalloc in disksize_store syzbot
2026-09-24 10:09 ` Sergey Senozhatsky [this message]
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