panic: Caught invalid memory access at ADDR size NUM op

Status: upstream: reported on 2026/09/28 17:16
Reported-by: syzbot+f00e1ad035745c4760e0@syzkaller.appspotmail.com
Fix commit: sysctl_sysvipc: size the SEM and SHM info buffers correctly
Patched on: [ci-openbsd-kasan], missing on: [ci-openbsd-main ci-openbsd-multicore ci-openbsd-setuid]
First crash: 12d, last: 12d
▶ ▼ Duplicate bugs (1)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
panic: C 2 1 12d 12d 0/4 closed as dup on 2026/09/29 14:57

Sample crash report:
panic: Caught invalid memory access at ffff800001807ca0 size 20 op

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/09/28 17:16 https://github.com/blackgnezdo/openbsd-src.git syzbot-kasan 019a36d5d8d9 58f15308 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-kasan panic: Caught invalid memory access at ADDR size NUM op
* Struck through repros no longer work on HEAD.