syzbot


KMSAN: uninit-value in pneigh_fill_info
Status: internal: reported C repro on 2021/12/06 13:15
Reported-by: syzbot+@syzkaller.appspotmail.com
Fix commit: e195e9b5dee6 net, neigh: clear whole pneigh_entry at alloc time
Patched on: [ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm32 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte 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-kmsan-gce ci-upstream-kmsan-gce-386 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-qemu2-riscv64]
First crash: 52d, last: 44d

Sample crash report:

Crashes (14):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kmsan-gce 2021/12/07 19:53 https://github.com/google/kmsan.git master 8b936c96768e 0230ba3e .config log report syz C KMSAN: uninit-value in pneigh_fill_info
ci-upstream-kmsan-gce 2021/12/10 17:34 https://github.com/google/kmsan.git master 8b936c96768e 49ca1f59 .config log report info KMSAN: uninit-value in pneigh_fill_info
ci-upstream-kmsan-gce 2021/12/10 13:42 https://github.com/google/kmsan.git master 8b936c96768e 4d4ce9bc .config log report info KMSAN: uninit-value in pneigh_fill_info
ci-upstream-kmsan-gce 2021/12/09 21:23 https://github.com/google/kmsan.git master 8b936c96768e b54aa474 .config log report info KMSAN: uninit-value in pneigh_fill_info
ci-upstream-kmsan-gce 2021/12/09 15:49 https://github.com/google/kmsan.git master 8b936c96768e b54aa474 .config log report info KMSAN: uninit-value in pneigh_fill_info
ci-upstream-kmsan-gce 2021/12/09 07:50 https://github.com/google/kmsan.git master 8b936c96768e a4a2a501 .config log report info KMSAN: uninit-value in pneigh_fill_info
ci-upstream-kmsan-gce 2021/12/07 18:12 https://github.com/google/kmsan.git master 8b936c96768e 0230ba3e .config log report info KMSAN: uninit-value in pneigh_fill_info
ci-upstream-kmsan-gce 2021/12/06 12:52 https://github.com/google/kmsan.git master cdfb223e7e63 579a8754 .config log report info KMSAN: uninit-value in pneigh_fill_info
ci-upstream-kmsan-gce 2021/12/03 14:28 https://github.com/google/kmsan.git master 093998ececa3 c7c20675 .config log report info KMSAN: uninit-value in pneigh_fill_info
ci-upstream-kmsan-gce-386 2021/12/11 05:09 https://github.com/google/kmsan.git master 8b936c96768e 49ca1f59 .config log report info KMSAN: uninit-value in pneigh_fill_info
ci-upstream-kmsan-gce-386 2021/12/10 03:46 https://github.com/google/kmsan.git master 8b936c96768e 4d4ce9bc .config log report info KMSAN: uninit-value in pneigh_fill_info
ci-upstream-kmsan-gce-386 2021/12/06 14:52 https://github.com/google/kmsan.git master cdfb223e7e63 579a8754 .config log report info KMSAN: uninit-value in pneigh_fill_info
ci-upstream-kmsan-gce-386 2021/12/03 17:45 https://github.com/google/kmsan.git master 093998ececa3 c7c20675 .config log report info KMSAN: uninit-value in pneigh_fill_info
ci-upstream-kmsan-gce-386 2021/12/03 15:55 https://github.com/google/kmsan.git master 093998ececa3 c7c20675 .config log report info KMSAN: uninit-value in pneigh_fill_info