syzbot


kernel: protection fault trap, code=0 (4)
Status: fixed on 2019/06/22 17:44
Reported-by: syzbot+a33f137d7d3c0197fe86@syzkaller.appspotmail.com
Fix commit: cf34c7c30780 Prevent recursions by not deleting entries inside rtable_walk(9).
First crash: 888d, last: 776d
similar bugs (7):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd kernel: protection fault trap, code=0 (6) C 55024 609d 694d 3/3 fixed on 2019/12/05 05:48
openbsd kernel: protection fault trap, code=0 (8) syz 1348 176d 365d 3/3 fixed on 2021/02/10 20:48
openbsd kernel: protection fault trap, code=0 C 16 975d 979d 1/3 fixed on 2018/12/04 18:27
openbsd kernel: protection fault trap, code=0 (3) C 3 921d 921d 3/3 fixed on 2019/01/27 23:19
openbsd kernel: protection fault trap, code=0 (7) syz 774692 365d 609d 3/3 fixed on 2020/08/05 06:16
openbsd kernel: protection fault trap, code=0 (2) syz 109 926d 950d 3/3 fixed on 2019/01/22 07:18
openbsd kernel: protection fault trap, code=0 (5) C 607 700d 774d 3/3 fixed on 2019/09/05 13:34
Patch testing requests:
Created Duration User Patch Repo Result
2019/05/13 07:01 8m dvyukov@google.com https://github.com/openbsd/src.git fa3987868eb897079d198 report log
2019/05/13 05:38 0m syzkaller-openbsd-bugs@googlegroups.com https://github.com/openbsd/src.git 0d1bbdcdb407 error

Sample crash report:

Crashes (759):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-openbsd-main 2019/02/28 22:50 openbsd 0d1bbdcdb407 09aeeba4 .config log report syz C
ci-openbsd-main 2019/02/28 22:34 openbsd 0d1bbdcdb407 09aeeba4 .config log report syz C
ci-openbsd-multicore 2019/06/21 17:25 openbsd 25a612758477 34bf9440 .config log report
ci-openbsd-main 2019/06/21 14:20 openbsd 37aad195b310 34bf9440 .config log report
ci-openbsd-main 2019/06/21 12:58 openbsd 37aad195b310 34bf9440 .config log report
ci-openbsd-main 2019/06/21 10:51 openbsd 37aad195b310 34bf9440 .config log report
ci-openbsd-main 2019/06/21 01:53 openbsd 37aad195b310 34bf9440 .config log report
ci-openbsd-main 2019/06/21 00:19 openbsd e8150bce8b0c 34bf9440 .config log report
ci-openbsd-main 2019/06/20 22:56 openbsd e8150bce8b0c 34bf9440 .config log report
ci-openbsd-main 2019/06/20 16:47 openbsd e8150bce8b0c 34bf9440 .config log report
ci-openbsd-main 2019/06/20 12:48 openbsd e8150bce8b0c 34bf9440 .config log report
ci-openbsd-main 2019/06/19 01:17 openbsd 32b9093d8e28 34bf9440 .config log report
ci-openbsd-main 2019/06/18 18:44 openbsd fde7aa107a82 e3f76baa .config log report
ci-openbsd-main 2019/06/18 09:58 openbsd fde7aa107a82 e3f76baa .config log report
ci-openbsd-main 2019/06/18 06:14 openbsd ebca5146cc05 442206d7 .config log report
ci-openbsd-main 2019/06/17 14:02 openbsd c4e5d4f56d6b 442206d7 .config log report
ci-openbsd-main 2019/06/17 11:22 openbsd c4e5d4f56d6b 442206d7 .config log report
ci-openbsd-main 2019/06/17 08:09 openbsd e327fa4e0270 442206d7 .config log report
ci-openbsd-main 2019/06/16 23:14 openbsd e327fa4e0270 442206d7 .config log report
ci-openbsd-main 2019/06/16 09:49 openbsd b077324a12f2 442206d7 .config log report
ci-openbsd-main 2019/06/15 19:58 openbsd 6205d5a71267 442206d7 .config log report
ci-openbsd-main 2019/06/15 15:51 openbsd 345f6e5566bb 442206d7 .config log report
ci-openbsd-main 2019/06/15 08:43 openbsd 345f6e5566bb 442206d7 .config log report
ci-openbsd-main 2019/06/14 20:38 openbsd 513dea04d1b6 442206d7 .config log report
ci-openbsd-main 2019/06/14 13:50 openbsd 77d2abb04e7b 998ccc76 .config log report
ci-openbsd-main 2019/06/14 08:43 openbsd 77d2abb04e7b 998ccc76 .config log report
ci-openbsd-main 2019/06/14 05:23 openbsd 77d2abb04e7b 998ccc76 .config log report
ci-openbsd-main 2019/06/13 07:41 openbsd 9ac7cdfd2917 3f4e812b .config log report
ci-openbsd-main 2019/06/12 18:33 openbsd 56a890012831 794a1ad7 .config log report
ci-openbsd-main 2019/06/12 13:56 openbsd 56a890012831 794a1ad7 .config log report
ci-openbsd-main 2019/06/12 10:52 openbsd 56a890012831 794a1ad7 .config log report
ci-openbsd-multicore 2019/06/12 08:43 openbsd 614db50e6efe ea2f4006 .config log report
ci-openbsd-main 2019/06/12 06:36 openbsd 614db50e6efe ea2f4006 .config log report
ci-openbsd-main 2019/06/12 03:53 openbsd 614db50e6efe ea2f4006 .config log report
ci-openbsd-main 2019/06/12 00:53 openbsd 614db50e6efe ea2f4006 .config log report
ci-openbsd-main 2019/06/11 20:27 openbsd 2762bfbcddf9 5b5826d0 .config log report
ci-openbsd-main 2019/06/11 05:34 openbsd 2762bfbcddf9 0159583c .config log report
ci-openbsd-main 2019/06/11 00:39 openbsd 85c5a5c1ec6b 0159583c .config log report
ci-openbsd-main 2019/06/10 14:48 openbsd 806c0a15e46e 0159583c .config log report
ci-openbsd-main 2019/06/10 09:20 openbsd 806c0a15e46e 0159583c .config log report
ci-openbsd-main 2019/06/10 02:49 openbsd 806c0a15e46e 0159583c .config log report
ci-openbsd-main 2019/06/09 06:12 openbsd 9748e0d28bf8 0159583c .config log report
ci-openbsd-main 2019/06/08 22:54 openbsd 173af1c8e63b 0159583c .config log report
ci-openbsd-main 2019/06/08 20:34 openbsd 173af1c8e63b 0159583c .config log report
ci-openbsd-main 2019/06/08 17:43 openbsd 173af1c8e63b 0159583c .config log report
ci-openbsd-main 2019/06/08 12:24 openbsd 173af1c8e63b 0159583c .config log report
ci-openbsd-main 2019/06/08 11:06 openbsd 173af1c8e63b 0159583c .config log report
ci-openbsd-main 2019/06/08 05:36 openbsd 432eaf59a7b2 cf9c3a50 .config log report
ci-openbsd-main 2019/06/07 23:27 openbsd 432eaf59a7b2 cf9c3a50 .config log report
ci-openbsd-main 2019/02/28 22:13 openbsd 0d1bbdcdb407 09aeeba4 .config log report