Re: general protection fault in tcf_action_destroy (2)

From: syzbot
Date: Tue Apr 28 2020 - 23:03:05 EST


syzbot suspects this bug was fixed by commit:

commit 0d1c3530e1bd38382edef72591b78e877e0edcd3
Author: Cong Wang <xiyou.wangcong@xxxxxxxxx>
Date: Thu Mar 12 05:42:28 2020 +0000

net_sched: keep alloc_hash updated after hash allocation

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15e74154100000
start commit: 67d584e3 Merge tag 'for-5.6-rc6-tag' of git://git.kernel.o..
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=9f894bd92023de02
dashboard link: https://syzkaller.appspot.com/bug?extid=92a80fff3b3af6c4464e
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=160c3223e00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14f790ade00000

If the result looks correct, please mark the bug fixed by replying with:

#syz fix: net_sched: keep alloc_hash updated after hash allocation

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