syzbot


panic: malloc: allocation too large, type = 2, size = ADDR
Status: fixed on 2019/03/30 20:17
Reported-by: syzbot+5a77a0fd8810d0785f61@syzkaller.appspotmail.com
Fix commit: fd7c8060 Restrict the number of allowed wsmux devices, just like wskbd and wsmouse already does. Otherwise, malloc could panic if the device minor is sufficiently large.
First crash: 88d, last: 25d
duplicates (1):
Title Repro Bisected Count Last Reported Patched Status
panic: mallocarray: overflow ADDR * 8 C 234 26d 87d 0/3 closed as dup on 2019/01/27 21:51

Sample crash report:

All crashes (914):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro
ci-openbsd-multicore 2019/01/26 21:35 openbsd fdee2cad c73f090a .config log report syz C
ci-openbsd-multicore 2019/02/19 08:49 openbsd 644ac04b 59f36113 .config log report syz C
ci-openbsd-multicore 2019/02/09 09:58 openbsd ff85eb99 fa6c7b70 .config log report syz C
ci-openbsd-multicore 2019/02/04 20:49 openbsd 6e31582a d672172c .config log report syz C
ci-openbsd-multicore 2019/01/26 21:15 openbsd fdee2cad c73f090a .config log report
ci-openbsd-multicore 2019/03/30 17:26 openbsd 67caf711 c35ee0ea .config log report
ci-openbsd-multicore 2019/03/30 15:48 openbsd 67caf711 c35ee0ea .config log report
ci-openbsd-multicore 2019/03/30 13:53 openbsd 67caf711 c35ee0ea .config log report
ci-openbsd-multicore 2019/03/30 10:32 openbsd 67caf711 c35ee0ea .config log report
ci-openbsd-main 2019/03/30 09:08 openbsd 67caf711 c35ee0ea .config log report
ci-openbsd-multicore 2019/03/30 06:53 openbsd 20a55602 c35ee0ea .config log report
ci-openbsd-multicore 2019/03/30 03:08 openbsd 20a55602 c35ee0ea .config log report
ci-openbsd-main 2019/03/30 02:07 openbsd 20a55602 c35ee0ea .config log report
ci-openbsd-main 2019/03/29 21:40 openbsd 20a55602 c35ee0ea .config log report
ci-openbsd-multicore 2019/03/29 20:16 openbsd 20a55602 c35ee0ea .config log report
ci-openbsd-multicore 2019/03/29 16:16 openbsd 6218530a e825006c .config log report
ci-openbsd-main 2019/03/29 15:29 openbsd 6218530a e825006c .config log report
ci-openbsd-main 2019/03/29 13:58 openbsd 6218530a e825006c .config log report
ci-openbsd-multicore 2019/03/29 12:41 openbsd 6218530a e825006c .config log report
ci-openbsd-multicore 2019/03/29 11:21 openbsd 6218530a e825006c .config log report
ci-openbsd-main 2019/03/29 10:20 openbsd 6218530a e825006c .config log report
ci-openbsd-main 2019/03/29 07:23 openbsd 6218530a e825006c .config log report
ci-openbsd-main 2019/03/29 05:20 openbsd 6218530a 14c58f8d .config log report
ci-openbsd-main 2019/03/29 01:31 openbsd 7ac074f6 14c58f8d .config log report
ci-openbsd-main 2019/03/28 23:24 openbsd 7ac074f6 14c58f8d .config log report
ci-openbsd-multicore 2019/03/28 18:33 openbsd 8423d6ad 14c58f8d .config log report
ci-openbsd-main 2019/03/28 14:23 openbsd 7ac074f6 f94f56fe .config log report
ci-openbsd-multicore 2019/03/28 11:19 openbsd 8423d6ad f94f56fe .config log report
ci-openbsd-multicore 2019/03/28 04:20 openbsd c95a2219 f94f56fe .config log report
ci-openbsd-main 2019/03/28 03:05 openbsd c95a2219 f94f56fe .config log report
ci-openbsd-multicore 2019/03/27 21:18 openbsd c95a2219 f94f56fe .config log report
ci-openbsd-main 2019/03/27 19:52 openbsd 709e530b 70d776a2 .config log report
ci-openbsd-multicore 2019/03/27 12:08 openbsd 690d147b 70d776a2 .config log report
ci-openbsd-main 2019/03/27 03:37 openbsd 6baecefe 55684ce1 .config log report
ci-openbsd-main 2019/03/27 01:18 openbsd 6baecefe 55684ce1 .config log report
ci-openbsd-main 2019/03/26 20:15 openbsd 6baecefe 55684ce1 .config log report
ci-openbsd-multicore 2019/03/26 18:44 openbsd ad597a5f 55684ce1 .config log report
ci-openbsd-multicore 2019/03/26 14:57 openbsd 6a51f920 55684ce1 .config log report
ci-openbsd-main 2019/03/26 12:25 openbsd 6a51f920 55684ce1 .config log report
ci-openbsd-main 2019/03/26 09:10 openbsd 6a51f920 55684ce1 .config log report
ci-openbsd-main 2019/03/26 02:44 openbsd 13a73e99 52a20ba4 .config log report
ci-openbsd-main 2019/03/26 00:52 openbsd 13a73e99 52a20ba4 .config log report
ci-openbsd-multicore 2019/03/26 00:06 openbsd 13a73e99 52a20ba4 .config log report
ci-openbsd-multicore 2019/03/25 22:29 openbsd 13a73e99 52a20ba4 .config log report
ci-openbsd-multicore 2019/03/25 19:25 openbsd 13a73e99 52a20ba4 .config log report
ci-openbsd-main 2019/03/25 17:26 openbsd 13a73e99 52a20ba4 .config log report
ci-openbsd-multicore 2019/03/25 11:12 openbsd 13a73e99 2c86e0a5 .config log report
ci-openbsd-multicore 2019/03/25 05:01 openbsd b3dbd5f2 2c86e0a5 .config log report
ci-openbsd-multicore 2019/03/25 02:48 openbsd b3dbd5f2 2c86e0a5 .config log report
ci-openbsd-pf 2019/03/05 15:49 openbsd 41e5a622 3419571c .config log report