syzbot


uvm_fault: mrt_ioctl
Status: fixed on 2019/06/04 23:55
Reported-by: syzbot+156405fdea9f2ab15d40@syzkaller.appspotmail.com
Fix commit: a8f2b5c7d3d3 Add missing NULL check for the protocol control block (pcb) pointer in mrt{6,}_ioctl. Calling shutdown(2) on the socket prior to the ioctl command can cause it to be NULL.
First crash: 783d, last: 783d

Sample crash report:

Crashes (2):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-openbsd-setuid 2019/06/04 00:09 openbsd 0bb0865d8b1d ce07a7ae .config log report syz C
ci-openbsd-setuid 2019/06/03 23:41 openbsd 0bb0865d8b1d ce07a7ae .config log report