Messages in this thread | | | From | Cong Wang <> | Date | Thu, 23 Jan 2020 10:14:41 -0800 | Subject | Re: WARNING in cbq_destroy |
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On Tue, Jan 21, 2020 at 10:57 PM syzbot <syzbot+63bdb6006961d8c917c6@syzkaller.appspotmail.com> wrote: > > Hello, > > syzbot found the following crash on: > > HEAD commit: d96d875e Merge tag 'fixes_for_v5.5-rc8' of git://git.kerne.. > git tree: upstream > console output: https://syzkaller.appspot.com/x/log.txt?x=144f7601e00000 > kernel config: https://syzkaller.appspot.com/x/.config?x=83c00afca9cf5153 > dashboard link: https://syzkaller.appspot.com/bug?extid=63bdb6006961d8c917c6 > compiler: clang version 10.0.0 (https://github.com/llvm/llvm-project/ c2443155a0fb245c8f17f2c1c72b6ea391e86e81) > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17a1a721e00000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11a91a95e00000 > > IMPORTANT: if you fix the bug, please add the following tag to the commit: > Reported-by: syzbot+63bdb6006961d8c917c6@syzkaller.appspotmail.com > > netlink: 96 bytes leftover after parsing attributes in process `syz-executor899'. > ------------[ cut here ]------------ > WARNING: CPU: 1 PID: 8828 at net/sched/sch_cbq.c:1437 cbq_destroy_class net/sched/sch_cbq.c:1437 [inline] > WARNING: CPU: 1 PID: 8828 at net/sched/sch_cbq.c:1437 cbq_destroy+0x324/0x400 net/sched/sch_cbq.c:1471
Just FYI: I am still working on a fix, which is more complicated than I thought.
Thanks.
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