On Thu, 9 Jan 2014, Vincent Gross wrote: > I got a kernel panic and dropped to ddb as I was gdb'ing an nginx > worker. System got reinstalled (hdd replacement) 3 days ago from latest > snapshot. gdb itself was sudo'ed. > > The diagnostic message talk about a mp_lock_held assertion failed and > the worker I was debugging contains the proxy module, which uses shm and > locks. I kept a snapshot of it so if you need some commands to be run on > it, just ask.
You can reboot and get it back to work. It's a tricky issue to fix and we're still trying to decide on exactly how we want to do it. Philip Guenther