syzbot


panic: tcp_output: template len != hdrlen - optlen
Status: fixed on 2020/08/05 06:16
Reported-by: syzbot+23c0824b688f28c79c1b@syzkaller.appspotmail.com
Fix commit: efa3c3dd Validate input given to ioctl(SIOCAIFADDR_IN6) like NetBSD already does. Fixes a bunch of panics reported by syzkaller.
First crash: 321d, last: 9d01h

Sample crash report:

Crashes (487):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro
ci-openbsd-multicore 2020/08/01 04:07 openbsd d7a9fa61 d895b3be .config log report syz
ci-openbsd-multicore 2020/05/24 17:33 openbsd 12bad209 ce7ca010 .config log report syz
ci-openbsd-multicore 2020/05/17 12:40 openbsd 487c6a4b 37bccd4e .config log report syz
ci-openbsd-multicore 2020/03/05 03:56 openbsd 094ed2c3 576fb9bc .config log report syz
ci-openbsd-multicore 2019/12/22 07:48 openbsd 3367dcf5 34011c05 .config log report syz
ci-openbsd-main 2019/12/15 14:57 openbsd a037bd75 eef6e580 .config log report syz
ci-openbsd-multicore 2019/12/04 12:41 openbsd 502b49aa 0ecb9746 .config log report syz
ci-openbsd-multicore 2019/09/26 10:32 openbsd fb00f44f 24d405a3 .config log report syz
ci-openbsd-main 2020/08/03 11:08 openbsd 02ddb7a2 63a73341 .config log report
ci-openbsd-main 2020/08/02 15:49 openbsd 41d03808 63a73341 .config log report
ci-openbsd-main 2020/08/02 03:21 openbsd 724b49ef d895b3be .config log report
ci-openbsd-multicore 2020/08/02 01:57 openbsd 724b49ef d895b3be .config log report
ci-openbsd-main 2020/08/01 19:16 openbsd 724b49ef d895b3be .config log report
ci-openbsd-main 2020/08/01 10:28 openbsd 18f4917e d895b3be .config log report
ci-openbsd-multicore 2020/08/01 05:37 openbsd 18f4917e d895b3be .config log report
ci-openbsd-multicore 2020/07/31 20:37 openbsd d7a9fa61 d895b3be .config log report
ci-openbsd-multicore 2020/07/31 15:19 openbsd b767a9ad 8df85ed9 .config log report
ci-openbsd-multicore 2020/07/31 07:07 openbsd 0a287e03 8df85ed9 .config log report
ci-openbsd-main 2020/07/30 05:36 openbsd 511c53b1 233283a1 .config log report
ci-openbsd-main 2020/07/25 04:48 openbsd a9f43bc3 0a13649c .config log report
ci-openbsd-main 2020/07/24 08:35 openbsd 6e780b9a 70c104a1 .config log report
ci-openbsd-main 2020/07/24 04:33 openbsd d8b0789b 70c104a1 .config log report
ci-openbsd-main 2020/07/23 18:52 openbsd d8b0789b 70c104a1 .config log report
ci-openbsd-main 2020/07/23 11:13 openbsd fad015d2 340ea530 .config log report
ci-openbsd-main 2020/07/23 01:30 openbsd fad015d2 340ea530 .config log report
ci-openbsd-main 2020/07/22 14:45 openbsd e9ef9ac6 128cd85f .config log report
ci-openbsd-main 2020/07/21 03:59 openbsd 610b9993 d88894e6 .config log report
ci-openbsd-multicore 2020/07/19 09:21 openbsd 6a636119 9c812472 .config log report
ci-openbsd-main 2020/07/19 03:29 openbsd d711776b 9c812472 .config log report
ci-openbsd-multicore 2020/07/17 15:35 openbsd 452daaed 9c812472 .config log report
ci-openbsd-main 2020/07/16 20:12 openbsd c45df278 54b3c45e .config log report
ci-openbsd-multicore 2020/07/15 20:08 openbsd f8fbf366 ada108d0 .config log report
ci-openbsd-multicore 2020/07/14 01:26 openbsd f1e1e8b4 ce4c95b3 .config log report
ci-openbsd-multicore 2020/07/12 17:47 openbsd 1d70c39e 115e1930 .config log report
ci-openbsd-multicore 2020/07/12 04:56 openbsd a8ec3f05 7ba05d2d .config log report
ci-openbsd-multicore 2020/07/06 19:40 openbsd 7c1a9ece bed10395 .config log report
ci-openbsd-multicore 2020/07/06 02:47 openbsd 155713db bed10395 .config log report
ci-openbsd-main 2020/07/05 20:35 openbsd 6c07c68e bed10395 .config log report
ci-openbsd-main 2020/07/05 18:27 openbsd f724afe4 bed10395 .config log report
ci-openbsd-main 2020/07/05 03:47 openbsd 474af46f bed10395 .config log report
ci-openbsd-multicore 2020/07/03 18:19 openbsd e62bf3fe bed10395 .config log report
ci-openbsd-main 2020/07/03 04:43 openbsd 3ba66839 bed10395 .config log report
ci-openbsd-multicore 2020/07/02 23:08 openbsd b1b45171 bed10395 .config log report
ci-openbsd-main 2020/07/02 15:08 openbsd b1b45171 bed10395 .config log report
ci-openbsd-multicore 2020/07/02 11:55 openbsd b1b45171 bed10395 .config log report
ci-openbsd-main 2020/06/30 16:28 openbsd 7137d9bb 917afeaa .config log report
ci-openbsd-multicore 2020/06/29 19:05 openbsd 83fd2a22 ce9ef6f2 .config log report
ci-openbsd-multicore 2020/06/29 15:55 openbsd c3a4abad 0375051c .config log report
ci-openbsd-multicore 2020/06/29 08:45 openbsd c3a4abad 0375051c .config log report
ci-openbsd-multicore 2020/06/29 00:43 openbsd 558cf89c a2cdad9d .config log report
ci-openbsd-main 2020/06/28 17:39 openbsd 558cf89c a2cdad9d .config log report
ci-openbsd-main 2020/06/28 06:25 openbsd 634337a5 a2cdad9d .config log report
ci-openbsd-main 2020/06/27 18:47 openbsd dbf2cc62 032b4239 .config log report
ci-openbsd-multicore 2020/06/27 11:38 openbsd a72c50bc ffec44b5 .config log report
ci-openbsd-multicore 2020/06/27 07:50 openbsd a72c50bc ffec44b5 .config log report
ci-openbsd-main 2020/06/26 21:48 openbsd d8c65c0d b202c7a8 .config log report