panic: kernel diagnostic assertion "map->limit == rtmap_limit" fai

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit: 2610791609b5 sndiod: In the CTL_SW case, the third ctl_new..
git tree: openbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=16d96c79580000
kernel config: https://syzkaller.appspot.com/x/.config?x=7058272de1526588
dashboard link: https://syzkaller.appspot.com/bug?extid=8a3f6311d8f34632eafc

Unfortunately, I don't have any reproducer for this issue yet.

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/df7cabe729ab/disk-26107916.raw.xz
bsd.gdb: https://storage.googleapis.com/syzbot-assets/73cfaba04525/bsd-26107916.gdb.xz
kernel image: https://storage.googleapis.com/syzbot-assets/ef4b7f508cad/kernel-26107916.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+8a3f63...@syzkaller.appspotmail.com

panic: kernel diagnostic assertion "map->limit == rtmap_limit" fai


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