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Date: Thu, 21 May 2020 17:08:03 +0300 From: Dan Carpenter <dan.carpenter@...cle.com> To: syzbot <syzbot+9c6f0f1f8e32223df9a4@...kaller.appspotmail.com> Cc: bridge@...ts.linux-foundation.org, davem@...emloft.net, horatiu.vultur@...rochip.com, kuba@...nel.org, linux-kernel@...r.kernel.org, netdev@...r.kernel.org, nikolay@...ulusnetworks.com, roopa@...ulusnetworks.com, syzkaller-bugs@...glegroups.com Subject: Re: KASAN: slab-out-of-bounds Read in br_mrp_parse On Wed, May 20, 2020 at 11:23:18AM -0700, syzbot wrote: > Hello, > > syzbot found the following crash on: > > HEAD commit: dda18a5c selftests/bpf: Convert bpf_iter_test_kern{3, 4}.c.. > git tree: bpf-next ^^^^^^^^ I can figure out what this is from reading Next/Trees but it would be more useful if it were easier to script. > console output: https://syzkaller.appspot.com/x/log.txt?x=10c4e63c100000 > kernel config: https://syzkaller.appspot.com/x/.config?x=668983fd3dd1087e > dashboard link: https://syzkaller.appspot.com/bug?extid=9c6f0f1f8e32223df9a4 > compiler: gcc (GCC) 9.0.0 20181231 (experimental) > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17eaba3c100000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=128598f6100000 > regards, dan carpenter
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