syzbot


KMSAN: uninit-value in ip_rcv_core
Status: upstream: reported C repro on 2018/09/16 11:03
Reported-by: syzbot+2e406a9ac75bb71d4b7a@syzkaller.appspotmail.com
Fix commit: net: geneve: check skb is large enough for IPv4/IPv6 header
Patched on: [ci-upstream-linux-next-kasan-gce-root ci-upstream-net-this-kasan-gce], missing on: [ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm32 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte ci-qemu2-riscv64 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-net-kasan-gce ci2-upstream-kcsan-gce ci2-upstream-usb]
First crash: 949d, last: 2d02h
Patch testing requests:
Created Duration User Patch Repo Result
2021/04/10 23:20 44m phil@philpotter.co.uk patch https://github.com/google/kmsan.git master OK
2021/04/09 23:12 22m phil@philpotter.co.uk patch https://github.com/google/kmsan.git master OK
2021/04/09 10:58 39m phil@philpotter.co.uk https://github.com/google/kmsan.git master report log

Sample crash report:

Crashes (116):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kmsan-gce 2021/04/13 05:17 https://github.com/google/kmsan.git master 4ebaab5f bfeda1b1 .config log report syz C KMSAN: uninit-value in ip_rcv_core
ci-upstream-kmsan-gce 2021/04/02 10:47 https://github.com/google/kmsan.git master 29ad81a1 6a81331a .config log report syz C KMSAN: uninit-value in ip_rcv_core
ci-upstream-kmsan-gce 2021/03/24 22:51 https://github.com/google/kmsan.git master 29ad81a1 607e3baf .config log report syz C KMSAN: uninit-value in ip_rcv_core
ci-upstream-kmsan-gce 2021/03/16 08:50 https://github.com/google/kmsan.git master 29ad81a1 fdb2bb2c .config log report syz C KMSAN: uninit-value in ip_rcv_core
ci-upstream-kmsan-gce 2021/03/12 21:21 https://github.com/google/kmsan.git master 29ad81a1 429d8a6b .config log report syz C KMSAN: uninit-value in ip_rcv_core
ci-upstream-kmsan-gce 2021/02/28 10:56 https://github.com/google/kmsan.git master 29ad81a1 4c37c133 .config log report syz C KMSAN: uninit-value in ip_rcv_core
ci-upstream-kmsan-gce 2021/02/27 11:19 https://github.com/google/kmsan.git master 29ad81a1 4c37c133 .config log report syz C KMSAN: uninit-value in ip_rcv_core
ci-upstream-kmsan-gce 2021/02/27 10:29 https://github.com/google/kmsan.git master 29ad81a1 4c37c133 .config log report syz C KMSAN: uninit-value in ip_rcv_core
ci-upstream-kmsan-gce 2021/02/17 01:40 https://github.com/google/kmsan.git master 29ad81a1 98682e5e .config log report syz C KMSAN: uninit-value in ip_rcv_core
ci-upstream-kmsan-gce 2021/02/16 14:09 https://github.com/google/kmsan.git master 29ad81a1 98682e5e .config log report syz C KMSAN: uninit-value in ip_rcv_core
ci-upstream-kmsan-gce 2021/02/14 15:58 https://github.com/google/kmsan.git master 29ad81a1 98682e5e .config log report syz C KMSAN: uninit-value in ip_rcv_core
ci-upstream-kmsan-gce 2021/02/07 00:30 https://github.com/google/kmsan.git master 73d62e81 0655e081 .config log report syz C KMSAN: uninit-value in ip_rcv_core
ci-upstream-kmsan-gce 2021/02/01 05:38 https://github.com/google/kmsan.git master 73d62e81 fc9fd31e .config log report syz C KMSAN: uninit-value in ip_rcv_core
ci-upstream-kmsan-gce 2021/01/29 17:49 https://github.com/google/kmsan.git master 73d62e81 6593fd32 .config log report syz C KMSAN: uninit-value in ip_rcv_core
ci-upstream-kmsan-gce 2021/01/20 16:34 https://github.com/google/kmsan.git master 73d62e81 d4f4eca5 .config log report syz C KMSAN: uninit-value in ip_rcv_core
ci-upstream-kmsan-gce 2021/01/18 19:16 https://github.com/google/kmsan.git master 73d62e81 63631df1 .config log report syz C KMSAN: uninit-value in ip_rcv_core
ci-upstream-kmsan-gce 2021/01/10 07:31 https://github.com/google/kmsan.git master 73d62e81 2c1f2513 .config log report syz C
ci-upstream-kmsan-gce 2021/01/09 20:55 https://github.com/google/kmsan.git master 73d62e81 2c1f2513 .config log report syz C
ci-upstream-kmsan-gce 2021/01/04 20:19 https://github.com/google/kmsan.git master 73d62e81 79264ae3 .config log report syz C
ci-upstream-kmsan-gce 2021/01/02 07:52 https://github.com/google/kmsan.git master 73d62e81 79264ae3 .config log report syz C
ci-upstream-kmsan-gce 2020/12/26 23:01 https://github.com/google/kmsan.git master 73d62e81 821e0b09 .config log report syz C
ci-upstream-kmsan-gce 2020/12/26 19:08 https://github.com/google/kmsan.git master 73d62e81 821e0b09 .config log report syz C
ci-upstream-kmsan-gce 2020/12/17 15:55 https://github.com/google/kmsan.git master 73d62e81 04201c06 .config log report syz C
ci-upstream-kmsan-gce 2020/12/10 01:42 https://github.com/google/kmsan.git master 73d62e81 c090b4da .config log report syz C
ci-upstream-kmsan-gce 2020/11/29 13:12 https://github.com/google/kmsan.git master 73d62e81 a0092f9d .config log report syz C
ci-upstream-kmsan-gce 2020/11/29 11:57 https://github.com/google/kmsan.git master 73d62e81 a0092f9d .config log report syz C
ci-upstream-kmsan-gce 2020/11/29 10:45 https://github.com/google/kmsan.git master 73d62e81 a0092f9d .config log report syz C
ci-upstream-kmsan-gce 2020/11/28 22:54 https://github.com/google/kmsan.git master 73d62e81 76b4dcc7 .config log report syz C
ci-upstream-kmsan-gce 2020/11/26 02:21 https://github.com/google/kmsan.git master 73d62e81 2f1cec62 .config log report syz C
ci-upstream-kmsan-gce 2020/10/16 14:18 https://github.com/google/kmsan.git master e67f4ba8 6e262c73 .config log report syz C
ci-upstream-kmsan-gce 2020/10/09 20:50 https://github.com/google/kmsan.git master 5edb1df2 d81b165e .config log report syz C
ci-upstream-kmsan-gce 2020/10/04 06:43 https://github.com/google/kmsan.git master 5edb1df2 1a3f9408 .config log report syz C
ci-upstream-kmsan-gce 2020/09/29 17:47 https://github.com/google/kmsan.git master 5edb1df2 1b88c6d5 .config log report syz C
ci-upstream-kmsan-gce 2020/09/28 00:56 https://github.com/google/kmsan.git master c5a13b33 5dd8aee8 .config log report syz C
ci-upstream-kmsan-gce 2020/09/27 05:21 https://github.com/google/kmsan.git master c5a13b33 2d5ea0cb .config log report syz C
ci-upstream-kmsan-gce 2020/09/25 11:25 https://github.com/google/kmsan.git master c5a13b33 54289b08 .config log report syz C
ci-upstream-kmsan-gce 2020/09/13 04:40 https://github.com/google/kmsan.git master 3b3ea602 ce441f06 .config log report syz C
ci-upstream-kmsan-gce 2020/09/13 02:59 https://github.com/google/kmsan.git master 3b3ea602 ce441f06 .config log report syz C
ci-upstream-kmsan-gce 2020/09/12 06:38 https://github.com/google/kmsan.git master 3b3ea602 79fb24e2 .config log report syz C
ci-upstream-kmsan-gce 2020/09/10 23:15 https://github.com/google/kmsan.git master 3b3ea602 409809d8 .config log report syz C
ci-upstream-kmsan-gce 2020/09/10 21:38 https://github.com/google/kmsan.git master 3b3ea602 409809d8 .config log report syz C
ci-upstream-kmsan-gce 2020/09/08 04:49 https://github.com/google/kmsan.git master 3b3ea602 abf9ba4f .config log report syz C
ci-upstream-kmsan-gce 2020/09/06 23:21 https://github.com/google/kmsan.git master 3b3ea602 abf9ba4f .config log report syz C
ci-upstream-kmsan-gce 2020/09/04 21:19 https://github.com/google/kmsan.git master 3b3ea602 abf9ba4f .config log report syz C
ci-upstream-kmsan-gce 2020/09/04 03:48 https://github.com/google/kmsan.git master 3b3ea602 abf9ba4f .config log report syz C
ci-upstream-kmsan-gce 2020/09/04 01:59 https://github.com/google/kmsan.git master 3b3ea602 abf9ba4f .config log report syz C
ci-upstream-kmsan-gce 2020/09/03 10:48 https://github.com/google/kmsan.git master 3b3ea602 abf9ba4f .config log report syz C
ci-upstream-kmsan-gce 2020/09/03 09:48 https://github.com/google/kmsan.git master 3b3ea602 abf9ba4f .config log report syz C
ci-upstream-kmsan-gce 2018/09/08 16:02 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report syz C
ci-upstream-kmsan-gce-386 2020/07/23 14:29 https://github.com/google/kmsan.git master 93f54a72 340ea530 .config log report syz C
ci-upstream-kmsan-gce 2019/11/23 22:01 https://github.com/google/kmsan.git master 4a1d41e3 598ca6c8 .config log report
ci-upstream-kmsan-gce 2019/06/17 15:03 https://github.com/google/kmsan.git master aad0f0dd 442206d7 .config log report
ci-upstream-kmsan-gce 2018/11/20 01:50 https://github.com/google/kmsan.git master 2808e543 adf636a8 .config log report
ci-upstream-kmsan-gce 2018/09/27 20:11 https://github.com/google/kmsan.git master a5bff9bd 0c2fa87b .config log report
ci-upstream-kmsan-gce 2018/09/27 20:11 https://github.com/google/kmsan.git master a5bff9bd 0c2fa87b .config log report
ci-upstream-kmsan-gce 2018/09/27 20:03 https://github.com/google/kmsan.git master a5bff9bd 0c2fa87b .config log report
ci-upstream-kmsan-gce 2018/09/12 21:33 https://github.com/google/kmsan.git master c795108d 71907daf .config log report
ci-upstream-kmsan-gce 2018/09/10 09:50 https://github.com/google/kmsan.git master 915c18a6 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/10 05:35 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/10 02:05 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/10 01:35 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/10 00:18 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/10 00:02 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/09 21:57 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/09 20:04 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/09 18:56 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/09 16:52 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/09 16:19 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/09 14:45 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/09 11:21 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/09 11:20 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/09 10:45 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/09 06:18 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/09 05:31 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/09 04:54 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/09 01:30 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/08 23:59 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/08 23:58 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/08 23:08 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/08 20:29 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/08 20:06 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/08 19:19 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/08 19:09 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/08 18:34 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report
ci-upstream-kmsan-gce 2018/09/08 18:17 https://github.com/google/kmsan.git master 42a037ca 6b5120a4 .config log report