net test error: BUG: mismatching fuzzer/executor system call descriptions: ADDR vs ADDR (2)

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syzbot

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Apr 10, 2020, 3:19:10 AM4/10/20
to linux-...@vger.kernel.org, net...@vger.kernel.org, syzkall...@googlegroups.com
Hello,

syzbot found the following crash on:

HEAD commit: aa81700c macsec: fix NULL dereference in macsec_upd_offloa..
git tree: net
console output: https://syzkaller.appspot.com/x/log.txt?x=15cff49fe00000
kernel config: https://syzkaller.appspot.com/x/.config?x=8c1e98458335a7d1
dashboard link: https://syzkaller.appspot.com/bug?extid=564b4e9875b107591b55
compiler: gcc (GCC) 9.0.0 20181231 (experimental)

Unfortunately, I don't have any reproducer for this crash yet.

IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+564b4e...@syzkaller.appspotmail.com

Warning: Permanently added '10.128.1.4' (ECDSA) to the list of known hosts.
2020/04/06 18:39:32 fuzzer started
2020/04/06 18:39:33 connecting to host at 10.128.0.26:41717
2020/04/06 18:39:34 checking machine...
2020/04/06 18:39:34 checking revisions...
2020/04/06 18:39:34 BUG: mismatching fuzzer/executor system call descriptions: 670a1e865c0bc7d60e9886acf4666ee3677e346e vs f787d115f9efa49fdd59261850f5c05f43fbe327
syzkaller login:


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This bug is generated by a bot. It may contain errors.
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Dmitry Vyukov

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Apr 10, 2020, 3:29:02 AM4/10/20
to syzbot, LKML, netdev, syzkaller-bugs
On Fri, Apr 10, 2020 at 9:19 AM syzbot
<syzbot+564b4e...@syzkaller.appspotmail.com> wrote:
>
> Hello,
>
> syzbot found the following crash on:
>
> HEAD commit: aa81700c macsec: fix NULL dereference in macsec_upd_offloa..
> git tree: net
> console output: https://syzkaller.appspot.com/x/log.txt?x=15cff49fe00000
> kernel config: https://syzkaller.appspot.com/x/.config?x=8c1e98458335a7d1
> dashboard link: https://syzkaller.appspot.com/bug?extid=564b4e9875b107591b55
> compiler: gcc (GCC) 9.0.0 20181231 (experimental)
>
> Unfortunately, I don't have any reproducer for this crash yet.
>
> IMPORTANT: if you fix the bug, please add the following tag to the commit:
> Reported-by: syzbot+564b4e...@syzkaller.appspotmail.com
>
> Warning: Permanently added '10.128.1.4' (ECDSA) to the list of known hosts.
> 2020/04/06 18:39:32 fuzzer started
> 2020/04/06 18:39:33 connecting to host at 10.128.0.26:41717
> 2020/04/06 18:39:34 checking machine...
> 2020/04/06 18:39:34 checking revisions...
> 2020/04/06 18:39:34 BUG: mismatching fuzzer/executor system call descriptions: 670a1e865c0bc7d60e9886acf4666ee3677e346e vs f787d115f9efa49fdd59261850f5c05f43fbe327
> syzkaller login:

This is now fixed with:
https://github.com/google/syzkaller/commit/2f886fb32cd97875de4a67dfb04c90d925b7d73d

#syz invalid
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