syzbot


general protection fault in fq_codel_enqueue (3)
Status: upstream: reported C repro on 2021/10/29 15:55
Reported-by: syzbot+7a12909485b94426aceb@syzkaller.appspotmail.com
First crash: 33d, last: 9d02h

Cause bisection: the issue happens on the oldest tested release (bisect log)
Crash: general protection fault in fq_codel_enqueue (log)
Repro: C syz .config
similar bugs (5):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 general protection fault in fq_codel_enqueue C done 5 558d 586d 1/1 fixed on 2020/06/21 14:03
linux-4.19 general protection fault in fq_codel_enqueue (2) C error 4 4d00h 459d 0/1 upstream: reported C repro on 2020/08/28 22:42
linux-4.14 general protection fault in fq_codel_enqueue C inconclusive 5 459d 582d 0/1 upstream: reported C repro on 2020/04/27 21:56
upstream general protection fault in fq_codel_enqueue (2) C done 34 60d 459d 0/22 closed as invalid on 2021/10/07 21:22
upstream general protection fault in fq_codel_enqueue C done 25 506d 591d 17/22 fixed on 2020/07/17 17:58

Sample crash report:

Crashes (2):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2021/10/28 20:07 upstream 1fc596a56b33 be531bb4 .config log report syz C general protection fault in fq_codel_enqueue
ci-upstream-kasan-gce-selinux-root 2021/11/22 13:47 upstream 136057256686 545ab074 .config log report info general protection fault in fq_codel_enqueue