linux-kernel - Re: [syzbot] [bridge?] [netfilter?] KASAN: vmalloc-out-of-bounds Read in __ebt_unregister

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Message-ID: <00000000000042069905f50c18ee@google.com>
Date:   Sun, 19 Feb 2023 03:46:18 -0800
From:   syzbot <syzbot+f61594de72d6705aea03@...kaller.appspotmail.com>
To:     hdanton@...a.com, linux-kernel@...r.kernel.org,
        syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [bridge?] [netfilter?] KASAN: vmalloc-out-of-bounds Read
 in __ebt_unregister_table

Hello,

syzbot tried to test the proposed patch but the build/boot failed:

net/bridge/netfilter/ebtables.c:1215:28: error: passing argument 1 of 'ebt_verify_pointers' from incompatible pointer type [-Werror=incompatible-pointer-types]

Tested on:

commit:         3ac88fa4 Merge tag 'net-6.2-final' of git://git.kernel..
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
dashboard link: https://syzkaller.appspot.com/bug?extid=f61594de72d6705aea03
compiler:       gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
patch:          https://syzkaller.appspot.com/x/patch.diff?x=170d73d7480000