NetBSD Problem Report #60781

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Date: Wed, 23 Sep 2026 21:02:52 +0000 (UTC)
From: als@thangorodrim.ch
Reply-To: als@thangorodrim.ch
To: gnats-bugs@NetBSD.org
Subject: HEAD/20260919024529Z snapshot crashes under load on evbmips
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X-From4GNATS: "als@thangorodrim.ch via gnats" <gnats-admin@NetBSD.org>

>Number:         60781
>Category:       port-evbmips
>Synopsis:       HEAD/20260919024529Z snapshot crashes under load on evbmips
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    port-evbmips-maintainer
>State:          closed
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Wed Sep 23 21:05:01 +0000 2026
>Closed-Date:    Wed Sep 23 21:14:49 +0000 2026
>Last-Modified:  Wed Sep 23 21:14:49 +0000 2026
>Originator:     Alexander Schreiber
>Release:        HEAD/20260919024529Z
>Organization:
Not much
>Environment:
Currently not available, but uname reports as evbmips 11.99.8

>Description:
HEAD/20260919024529Z build for evbmips on Ubiquiti EdgeRouter Lite (Erlite3)
crashes after a few minutes when stress-tested:
 - options MULTIPROCESSOR enabled
 - /usr/(src,obj) on NFS
 - ./build.sh -j2 distribution

login: [ 3014.9589299] panic: kernel diagnostic assertion "lwp_eprio(l) >= ts->ts_eprio" failed: file "/usr/build/HEAD_20260919024529Z/usr/src/sys/kern/kern_turnstile.c", line 356 
[ 3014.9589299] cpu0: Begin traceback...
[ 3014.9589299] pid 1652144 not found
[ 3014.9589299] cpu0: End traceback...
[ 3014.9589299] rebooting...


Looking for valid bootloader image....
Jumping to start of image at address 0xbfc80000

--> HEAD/20260919024529Z with MP

>How-To-Repeat:
Grab HEAD/20260919024529Z, enable MULTIPROCESSOR, run ./build.sh -j2 distribution
>Fix:

>Release-Note:

>Audit-Trail:

State-Changed-From-To: open->closed
State-Changed-By: riastradh@NetBSD.org
State-Changed-When: Wed, 23 Sep 2026 21:14:49 +0000
State-Changed-Why:
duplicate of PR kern/60776
https://gnats.NetBSD.org/60776


>Unformatted:

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