kernel panic: stack is corrupted in perf_prepare_sample

Status: closed as dup on 2019/01/06 13:27
Subsystems: perf
[Documentation on labels]
Reported-by: syzbot+649f13ff4ae2bb472ee8@syzkaller.appspotmail.com
First crash: 2770d, last: 2770d
▶ ▼ Duplicate of
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported
kernel panic: stack is corrupted in udp4_lib_lookup2 net 2 11 2775d 2771d

Sample crash report:
Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in: perf_prepare_sample+0x14cd/0x16b0 kernel/events/core.c:6490
CPU: 0 PID: 9900 Comm: syz-executor5 Not tainted 4.20.0+ #9
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
Kernel Offset: disabled
Rebooting in 86400 seconds..

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2019/01/04 15:00 upstream 96d4f267e40f 0127e3ba .config console log report ci-upstream-kasan-gce-selinux-root
* Struck through repros no longer work on HEAD.