syzbot


general protection fault in free_verifier_state (3)
Status: upstream: reported C repro on 2020/01/15 06:25
Reported-by: syzbot+b296579ba5015704d9fa@syzkaller.appspotmail.com
Fix commit: f59bbfc2 bpf: Fix error path under memory pressure
Patched on: [ci-qemu-upstream ci-qemu-upstream-386 ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-gce-leak ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-linux-next-kasan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-kcsan-gce ci2-upstream-usb], missing on: [ci-upstream-kmsan-gce]
First crash: 36d, last: 26d
similar bugs (2):
Kernel Title Repro Bisected Count Last Reported Patched Status
upstream general protection fault in free_verifier_state (2) C 2 770d 769d 4/16 fixed on 2018/02/01 04:00
upstream general protection fault in free_verifier_state C 2 788d 788d 3/16 fixed on 2017/12/27 08:45

Sample crash report:

Crashes (5):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-bpf-next-kasan-gce 2020/01/21 19:04 bpf-next 2e3a94aa 8eda0b95 .config log report syz C andriin@fb.com, ast@kernel.org, bpf@vger.kernel.org, clang-built-linux@googlegroups.com, daniel@iogearbox.net, davem@davemloft.net, hawk@kernel.org, jakub.kicinski@netronome.com, john.fastabend@gmail.com, kafai@fb.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-next-kasan-gce 2020/01/21 18:39 bpf-next 2e3a94aa 8eda0b95 .config log report andriin@fb.com, ast@kernel.org, bpf@vger.kernel.org, clang-built-linux@googlegroups.com, daniel@iogearbox.net, davem@davemloft.net, hawk@kernel.org, jakub.kicinski@netronome.com, john.fastabend@gmail.com, kafai@fb.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-next-kasan-gce 2020/01/15 21:28 bpf-next 5640a771 f9b69507 .config log report andriin@fb.com, ast@kernel.org, bpf@vger.kernel.org, clang-built-linux@googlegroups.com, daniel@iogearbox.net, davem@davemloft.net, hawk@kernel.org, jakub.kicinski@netronome.com, john.fastabend@gmail.com, kafai@fb.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-next-kasan-gce 2020/01/14 18:16 bpf-next 6dd42aa1 32881205 .config log report andriin@fb.com, ast@kernel.org, bpf@vger.kernel.org, clang-built-linux@googlegroups.com, daniel@iogearbox.net, davem@davemloft.net, hawk@kernel.org, jakub.kicinski@netronome.com, john.fastabend@gmail.com, kafai@fb.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com
ci-upstream-bpf-next-kasan-gce 2020/01/11 11:23 bpf-next ac065870 4c04afaa .config log report andriin@fb.com, ast@kernel.org, bpf@vger.kernel.org, clang-built-linux@googlegroups.com, daniel@iogearbox.net, davem@davemloft.net, hawk@kernel.org, jakub.kicinski@netronome.com, john.fastabend@gmail.com, kafai@fb.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, songliubraving@fb.com, yhs@fb.com