lib/60217: assertion "cur->lid != 0" failed: file "/usr/src/lib/libpthread/pthread_mutex.c", line 536, function "pthread__mutex_wakeup"

["wiz%NetBSD.org@localhost via gnats" <gnats-admin%NetBSD.org@localhost>]

>Number:         60217
>Category:       lib
>Synopsis:       assertion "cur->lid != 0" failed: file "/usr/src/lib/libpthread/pthread_mutex.c", line 536, function "pthread__mutex_wakeup"
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    lib-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Wed Apr 29 16:45:00 +0000 2026
>Originator:     Thomas Klausner
>Release:        NetBSD 10.0_STABLE
>Organization:
	
>Environment:
System: NetBSD 11.99.5/20260408
Architecture: x86_64
Machine: amd64
>Description:
Recently a package build failed during a bulk build with:

FAILED: [code=1] gen/third_party/devtools-frontend/src/front_end/panels/settings/settings-meta.js
/usr/pkg/bin/python3.14 ../../../3rdparty/chromium/third_party/node/node.py ../../../3rdparty/chromium/third_party/devtools-frontend/src/node_modules/@rollup/wasm-node/dist/bin/rollup --silent --config ../../../3rdparty/
chromium/third_party/devtools-frontend/src/scripts/build/rollup.config.mjs --input gen/third_party/devtools-frontend/src/front_end/panels/settings/settings-meta.prebundle.js --file gen/third_party/devtools-frontend/src/f
ront_end/panels/settings/settings-meta.js
Traceback (most recent call last):
  File "/tmp/www/qt6-qtwebengine/work/qtwebengine-everywhere-src-6.10.2/src/core/Release/x86_64/../../../3rdparty/chromium/third_party/node/node.py", line 82, in <module>
    RunNode(sys.argv[1:])
    ~~~~~~~^^^^^^^^^^^^^^
  File "/tmp/www/qt6-qtwebengine/work/qtwebengine-everywhere-src-6.10.2/src/core/Release/x86_64/../../../3rdparty/chromium/third_party/node/node.py", line 77, in RunNode
    raise RuntimeError('Command \'%s\' failed\n%s' % (' '.join(cmd), err))
RuntimeError: Command '/usr/pkg/bin/node ../../../3rdparty/chromium/third_party/devtools-frontend/src/node_modules/@rollup/wasm-node/dist/bin/rollup --silent --config ../../../3rdparty/chromium/third_party/devtools-front
end/src/scripts/build/rollup.config.mjs --input gen/third_party/devtools-frontend/src/front_end/panels/settings/settings-meta.prebundle.js --file gen/third_party/devtools-frontend/src/front_end/panels/settings/settings-m
eta.js' failed
assertion "cur->lid != 0" failed: file "/usr/src/lib/libpthread/pthread_mutex.c", line 536, function "pthread__mutex_wakeup"

>How-To-Repeat:
Build chromium (I think), be unlucky.

I couldn't reproduce it standalone.
>Fix:
Check if the assertion is always correct; if not, relax it.

>Unformatted: