This happens if kernel and the dmesg(8) userland program are out of sync. And yes, that can even happen for snapshots. Next snapshot should be ok again.
- Can not allocate memory for KERN_MSGBUF Andreas Kusalananda Kähäri
- Re: Can not allocate memory for KERN_MSG... Alexander Bluhm
- Re: Can not allocate memory for KERN... Andreas Kusalananda Kähäri
- Re: Can not allocate memory for KERN... Mark Kettenis