linux-kernel - Re: [syzbot] general protection fault in hwsim_new_edge

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Date:   Tue, 10 Aug 2021 08:34:12 -0700
From:   syzbot <syzbot+fafb46da3f65fdbacd16@...kaller.appspotmail.com>
To:     akpm@...ux-foundation.org, alex.aring@...il.com, bp@...en8.de,
        davem@...emloft.net, frederic@...nel.org, hpa@...or.com,
        jmattson@...gle.com, joro@...tes.org, kuba@...nel.org,
        kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-wpan@...r.kernel.org, mark.rutland@....com,
        masahiroy@...nel.org, mingo@...hat.com, mudongliangabcd@...il.com,
        netdev@...r.kernel.org, npiggin@...il.com, pbonzini@...hat.com,
        peterz@...radead.org, rafael.j.wysocki@...el.com,
        rostedt@...dmis.org, seanjc@...gle.com, sedat.dilek@...il.com,
        stefan@...enfreihafen.org, syzkaller-bugs@...glegroups.com,
        tglx@...utronix.de, vitor@...saru.org, vkuznets@...hat.com,
        wanpengli@...cent.com, will@...nel.org, x86@...nel.org
Subject: Re: [syzbot] general protection fault in hwsim_new_edge_nl

syzbot has bisected this issue to:

commit 997acaf6b4b59c6a9c259740312a69ea549cc684
Author: Mark Rutland <mark.rutland@....com>
Date:   Mon Jan 11 15:37:07 2021 +0000

    lockdep: report broken irq restoration

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=13927981300000
start commit:   d09c548dbf3b net: sched: act_mirred: Reset ct info when mi..
git tree:       net
final oops:     https://syzkaller.appspot.com/x/report.txt?x=10527981300000
console output: https://syzkaller.appspot.com/x/log.txt?x=17927981300000
kernel config:  https://syzkaller.appspot.com/x/.config?x=343fd21f6f4da2d6
dashboard link: https://syzkaller.appspot.com/bug?extid=fafb46da3f65fdbacd16
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=152ee39e300000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=15946ff1300000

Reported-by: syzbot+fafb46da3f65fdbacd16@...kaller.appspotmail.com
Fixes: 997acaf6b4b5 ("lockdep: report broken irq restoration")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection