syzbot


BUG: unable to handle kernel paging request in slhc_free
Status: fixed on 2019/12/30 15:48
Reported-by: syzbot+12410819830704e2d4a1@syzkaller.appspotmail.com
Fix commit: da0bbf51 slip: make slhc_free() silently accept an error pointer
First crash: 404d, last: 177d

Fix bisection: fixed by (bisect log):

commit da0bbf51bdcb043fad034b6ccabc0775bd5397bc
Author: Linus Torvalds <torvalds@linux-foundation.org>
Date: Thu Apr 25 23:13:58 2019 +0000

  slip: make slhc_free() silently accept an error pointer

similar bugs (2):
Kernel Title Repro Bisected Count Last Reported Patched Status
linux-4.19 BUG: unable to handle kernel paging request in slhc_free 1 390d 390d 0/1 auto-closed as invalid on 2019/10/25 08:43
upstream BUG: unable to handle kernel paging request in slhc_free C cause+fix 177 395d 512d 17/17 fixed on 2020/03/11 20:34

Sample crash report:

Crashes (4):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci2-linux-4-14 2019/04/20 20:06 linux-4.14.y 68d7a45e b0e8efcb .config log report syz C linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci2-linux-4-14 2019/04/26 12:01 linux-4.14.y 68d7a45e b617407b .config log report linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci2-linux-4-14 2019/04/20 17:18 linux-4.14.y 68d7a45e b0e8efcb .config log report linux-kernel@vger.kernel.org, netdev@vger.kernel.org
ci2-linux-4-14 2019/04/16 06:59 linux-4.14.y 1ec8f1f0 505ab413 .config log report davem@davemloft.net, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, tejaswit@codeaurora.org