syzbot


WARNING: ODEBUG bug in route4_destroy
Status: upstream: reported C repro on 2021/09/04 16:46
Reported-by: syzbot+2e3efb5eb71cb5075ba7@syzkaller.appspotmail.com
First crash: 51d, last: 21d

Cause bisection: the issue happens on the oldest tested release (bisect log)
Crash: KASAN: use-after-free Read in route4_destroy (log)
Repro: C syz .config
similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 WARNING: ODEBUG bug in route4_destroy C 1 21d 51d 0/1 upstream: reported C repro on 2021/09/03 07:13

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-net-this-kasan-gce 2021/10/03 08:50 net 7cd8b1542a7b 15cea0a3 .config log report syz C
Crashes (2):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-net-this-kasan-gce 2021/09/03 06:19 net 57f780f1c433 15cea0a3 .config log report syz C WARNING: ODEBUG bug in route4_destroy
ci-upstream-net-kasan-gce 2021/09/03 07:22 net-next 29ce8f970107 15cea0a3 .config log report syz C WARNING: ODEBUG bug in route4_destroy