[DragonFlyBSD - Bug #2519] panic: assertion "_cache_lockstatus(ncp) == LK_EXCLUSIVE" failed

Matthew Dillon via Redmine bugtracker-admin at leaf.dragonflybsd.org
Tue Mar 5 17:25:10 PST 2013

Issue #2519 has been updated by dillon.

I've committed 53b4cf which might fix the corruption.  It needs significant testing though because the panic occurs in a different thread than the one which corrupts the list.

Bug #2519: panic: assertion "_cache_lockstatus(ncp) == LK_EXCLUSIVE" failed

Author: ftigeot
Status: In Progress
Priority: High
Assignee: dillon
Target version: 

A 8-threads machine running a DragonFly 3.3 kernel as of 055f352b3a3efb5048e8ec081c8bfe53db574e68
panics every few hours with the above assertion.

Complete panic string:
panic: assertion "_cache_lockstatus(ncp) == LK_EXCLUSIVE" failed in _cache_setvp at /usr/src/sys/kern/vfs_cache.c:1175

Core dumps are beeing uploaded to leaf:~ftigeot/crash.71

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