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Date: Tue, 24 Sep 2019 00:50:50 +0200 From: Daniel Borkmann <daniel@...earbox.net> To: syzbot <syzbot+491c1b7565ba9069ecae@...kaller.appspotmail.com> Cc: ast@...nel.org, bjorn.topel@...el.com, bpf@...r.kernel.org, davem@...emloft.net, hawk@...nel.org, jakub.kicinski@...ronome.com, john.fastabend@...il.com, jonathan.lemon@...il.com, kafai@...com, linux-kernel@...r.kernel.org, magnus.karlsson@...el.com, netdev@...r.kernel.org, songliubraving@...com, syzkaller-bugs@...glegroups.com, yhs@...com Subject: Re: general protection fault in xsk_map_update_elem On Mon, Sep 23, 2019 at 08:49:11AM -0700, syzbot wrote: > Hello, > > syzbot found the following crash on: > > HEAD commit: b41dae06 Merge tag 'xfs-5.4-merge-7' of git://git.kernel.o.. > git tree: net-next > console output: https://syzkaller.appspot.com/x/log.txt?x=130b25ad600000 > kernel config: https://syzkaller.appspot.com/x/.config?x=dfcf592db22b9132 > dashboard link: https://syzkaller.appspot.com/bug?extid=491c1b7565ba9069ecae > compiler: gcc (GCC) 9.0.0 20181231 (experimental) > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=155a0c29600000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=172bf6d9600000 > > The bug was bisected to: > > commit 0402acd683c678874df6bdbc23530ca07ea19353 > Author: Björn Töpel <bjorn.topel@...el.com> > Date: Thu Aug 15 09:30:13 2019 +0000 > > xsk: remove AF_XDP socket from map when the socket is released Bjorn, PTAL, thanks.
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