From: syzbot <syzbot+f2ed7d5888894fedf676@syzkaller.appspotmail.com>
To: andrii@kernel.org, ast@kernel.org, bpf@vger.kernel.org,
clang-built-linux@googlegroups.com, daniel@iogearbox.net,
davem@davemloft.net, eddyz87@gmail.com, haoluo@google.com,
hawk@kernel.org, john.fastabend@gmail.com, jolsa@kernel.org,
kafai@fb.com, kpsingh@kernel.org, kuba@kernel.org,
linux-kernel@vger.kernel.org, martin.lau@linux.dev,
mingo@redhat.com, nathan@kernel.org, ndesaulniers@google.com,
netdev@vger.kernel.org, rostedt@goodmis.org, sdf@google.com,
song@kernel.org, songliubraving@fb.com,
syzkaller-bugs@googlegroups.com, yhs@fb.com,
yonghong.song@linux.dev
Subject: Re: [syzbot] [bpf?] possible deadlock in __lock_task_sighand (3)
Date: Tue, 28 May 2024 07:10:04 -0700 [thread overview]
Message-ID: <000000000000ba9d9b06198430d3@google.com> (raw)
In-Reply-To: <0000000000004fa7ab061966d1b3@google.com>
syzbot has bisected this issue to:
commit fbd94c7afcf99c9f3b1ba1168657ecc428eb2c8d
Author: Alexei Starovoitov <ast@kernel.org>
Date: Wed Dec 1 18:10:28 2021 +0000
bpf: Pass a set of bpf_core_relo-s to prog_load command.
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=149b9a2c980000
start commit: 30a92c9e3d6b openvswitch: Set the skbuff pkt_type for prop..
git tree: net
final oops: https://syzkaller.appspot.com/x/report.txt?x=169b9a2c980000
console output: https://syzkaller.appspot.com/x/log.txt?x=129b9a2c980000
kernel config: https://syzkaller.appspot.com/x/.config?x=17ffd15f654c98ba
dashboard link: https://syzkaller.appspot.com/bug?extid=f2ed7d5888894fedf676
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16c203f0980000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12046634980000
Reported-by: syzbot+f2ed7d5888894fedf676@syzkaller.appspotmail.com
Fixes: fbd94c7afcf9 ("bpf: Pass a set of bpf_core_relo-s to prog_load command.")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
prev parent reply other threads:[~2024-05-28 14:10 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-27 3:07 [syzbot] [bpf?] possible deadlock in __lock_task_sighand (3) syzbot
2024-05-28 14:10 ` syzbot [this message]
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