syzbot


BUG: assuming atomic context at net/core/flow_dissector.c:LINE
Status: fixed on 2019/06/14 18:22
Reported-by: syzbot+@syzkaller.appspotmail.com
Fix commit: b1c17a9a flow_dissector: disable preemption around BPF calls
First crash: 46d, last: 42d

Sample crash report:

All crashes (19):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-net-kasan-gce 2019/05/12 20:11 net-next b970afcf 5f302c04 .config log report syz ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, jianbol@mellanox.com, kafai@fb.com, linux-kernel@vger.kernel.org, mkubecek@suse.cz, netdev@vger.kernel.org, ppenkov@google.com, sdf@google.com, songliubraving@fb.com, yhs@fb.com
ci-upstream-net-kasan-gce 2019/05/13 03:56 net-next b970afcf 5f302c04 .config log report syz ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, jianbol@mellanox.com, kafai@fb.com, linux-kernel@vger.kernel.org, mkubecek@suse.cz, netdev@vger.kernel.org, ppenkov@google.com, sdf@google.com, songliubraving@fb.com, yhs@fb.com
ci-upstream-kasan-gce-root 2019/05/10 22:38 upstream b970afcf cfeec859 .config log report ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, jianbol@mellanox.com, kafai@fb.com, linux-kernel@vger.kernel.org, mkubecek@suse.cz, netdev@vger.kernel.org, ppenkov@google.com, sdf@google.com, songliubraving@fb.com, yhs@fb.com
ci-upstream-kasan-gce-root 2019/05/13 07:30 upstream d7a02fa0 16ab1e89 .config log report ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, jianbol@mellanox.com, kafai@fb.com, linux-kernel@vger.kernel.org, mkubecek@suse.cz, netdev@vger.kernel.org, ppenkov@google.com, sdf@google.com, songliubraving@fb.com, yhs@fb.com
ci-upstream-kasan-gce-smack-root 2019/05/13 02:44 upstream d7a02fa0 5f302c04 .config log report ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, jianbol@mellanox.com, kafai@fb.com, linux-kernel@vger.kernel.org, mkubecek@suse.cz, netdev@vger.kernel.org, ppenkov@google.com, sdf@google.com, songliubraving@fb.com, yhs@fb.com
ci-upstream-kasan-gce-root 2019/05/13 02:41 upstream 47782361 5f302c04 .config log report ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, jianbol@mellanox.com, kafai@fb.com, linux-kernel@vger.kernel.org, mkubecek@suse.cz, netdev@vger.kernel.org, ppenkov@google.com, sdf@google.com, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-kasan-gce 2019/05/15 09:14 bpf e2f7fc0a bd4e3ac7 .config log report ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, jianbol@mellanox.com, kafai@fb.com, linux-kernel@vger.kernel.org, mkubecek@suse.cz, netdev@vger.kernel.org, ppenkov@google.com, sdf@google.com, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-kasan-gce 2019/05/14 05:08 bpf e2f7fc0a 7c305b44 .config log report ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, jianbol@mellanox.com, kafai@fb.com, linux-kernel@vger.kernel.org, mkubecek@suse.cz, netdev@vger.kernel.org, ppenkov@google.com, sdf@google.com, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-kasan-gce 2019/05/13 02:37 bpf 6b1d90b7 5f302c04 .config log report ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, jianbol@mellanox.com, jiri@mellanox.com, kafai@fb.com, linux-kernel@vger.kernel.org, mkubecek@suse.cz, netdev@vger.kernel.org, ppenkov@google.com, sdf@google.com, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-kasan-gce 2019/05/12 22:42 bpf a5e4bff6 5f302c04 .config log report ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, jianbol@mellanox.com, kafai@fb.com, linux-kernel@vger.kernel.org, mkubecek@suse.cz, netdev@vger.kernel.org, ppenkov@google.com, sdf@google.com, songliubraving@fb.com, yhs@fb.com
ci-upstream-net-this-kasan-gce 2019/05/12 07:29 net 8f779443 c017728b .config log report ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, jianbol@mellanox.com, jiri@mellanox.com, kafai@fb.com, linux-kernel@vger.kernel.org, mkubecek@suse.cz, netdev@vger.kernel.org, ppenkov@google.com, sdf@google.com, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-kasan-gce 2019/05/10 22:38 bpf 3ef4641f cfeec859 .config log report ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, jianbol@mellanox.com, jiri@mellanox.com, kafai@fb.com, linux-kernel@vger.kernel.org, mkubecek@suse.cz, netdev@vger.kernel.org, ppenkov@google.com, sdf@google.com, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-next-kasan-gce 2019/05/13 02:36 bpf-next 80f23212 5f302c04 .config log report ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, jianbol@mellanox.com, jiri@mellanox.com, kafai@fb.com, linux-kernel@vger.kernel.org, mkubecek@suse.cz, netdev@vger.kernel.org, ppenkov@google.com, sdf@google.com, songliubraving@fb.com, yhs@fb.com
ci-upstream-net-kasan-gce 2019/05/13 02:36 net-next b970afcf 5f302c04 .config log report ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, jianbol@mellanox.com, kafai@fb.com, linux-kernel@vger.kernel.org, mkubecek@suse.cz, netdev@vger.kernel.org, ppenkov@google.com, sdf@google.com, songliubraving@fb.com, yhs@fb.com
ci-upstream-net-kasan-gce 2019/05/12 19:02 net-next b970afcf 5f302c04 .config log report ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, jianbol@mellanox.com, kafai@fb.com, linux-kernel@vger.kernel.org, mkubecek@suse.cz, netdev@vger.kernel.org, ppenkov@google.com, sdf@google.com, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-next-kasan-gce 2019/05/11 16:55 bpf-next 80f23212 46caad94 .config log report ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, jianbol@mellanox.com, jiri@mellanox.com, kafai@fb.com, linux-kernel@vger.kernel.org, mkubecek@suse.cz, netdev@vger.kernel.org, ppenkov@google.com, sdf@google.com, songliubraving@fb.com, yhs@fb.com
ci-upstream-net-kasan-gce 2019/05/10 22:34 net-next b970afcf cfeec859 .config log report ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, jianbol@mellanox.com, jiri@mellanox.com, kafai@fb.com, linux-kernel@vger.kernel.org, mkubecek@suse.cz, netdev@vger.kernel.org, ppenkov@google.com, sdf@google.com, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-next-kasan-gce 2019/05/10 22:32 bpf-next 80f23212 cfeec859 .config log report ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, jianbol@mellanox.com, kafai@fb.com, linux-kernel@vger.kernel.org, mkubecek@suse.cz, netdev@vger.kernel.org, ppenkov@google.com, sdf@google.com, songliubraving@fb.com, yhs@fb.com
ci-upstream-linux-next-kasan-gce-root 2019/05/13 02:42 linux-next a8023039 5f302c04 .config log report ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, davem@davemloft.net, jianbol@mellanox.com, kafai@fb.com, linux-kernel@vger.kernel.org, mkubecek@suse.cz, netdev@vger.kernel.org, ppenkov@google.com, sdf@google.com, songliubraving@fb.com, yhs@fb.com