Re: panic: supervisor write data, protection violation (vn_read/copyout_smap_erms?)

Michael Butler <[email protected]>
Newsgroups gmane.os.freebsd.current
Message-ID <[email protected]>
On 3/14/26 10:23, David Wolfskill wrote:
> On Sat, Mar 14, 2026 at 09:28:53AM -0400, Michael Butler wrote:
>> To narrow this .. I can reliably start a kernel built at or before commit
>> 277830b4d3ae.
>>
>> On 3/14/26 09:06, Subbsd wrote:
>>> ...
>>> uname -a:
>>>
>>> FreeBSD host1.my.domain 16.0-CURRENT FreeBSD 16.0-CURRENT #0
>>> main-f91464171d61: Sat Mar 14 12:35:27 UTC 2026
>>> [email protected]:/usr/obj/usr/jails/src/src_16/src/amd64.amd64/sys/GENERIC
>>> amd64
>> ....
> 
> I updated my headless build machine from main-n284480-9a9f93bcf1aa to
> main-n284504-f91464171d61 this morning, but it panicked prior to
> completing the transition to multi-user mode.
> 
> Checking
> https://lists.freebsd.org/archives/dev-commits-src-main/2026-March/040570.html,
> blame is cast on 914a53570750; further in that thread, kib@ provides a
> tentative patch (but I have not tested it).

The patch at the end of this thread appears to solve the problem. Thanks!

	Michael
lmpx.com only provides a reader for public news (NNTP) servers. It is not affiliated with the servers or forums shown here and is not responsible for the content of articles, which is written by their respective authors.