Re: 8.99.1: exiting unheld spin mutex

[Christos Zoulas]

In article <20170606173220.6e53czlyei7hep4h@danbala>,
Thomas Klausner  <t...@giga.or.at> wrote:
>Hi!
>
>I just upgraded from 7.99.75 to 8.99.1. The kernel didn't really come
>up (I didn't watch the console at first). It paniced with a mutex
>issue. When it came up again with a 8.99.1 kernel, it paniced while
>writing the kernel core file to disk, with something like:
>
>SPL NOT LOWERED ON SYSCALL EXIT
>
>When it came up again, it paniced during startup, a bit later, with a
>backtrace this time:
>
>Mutex error: mutex_vector_exit,720: exiting unheld spin mutex
>
>lock address : 0xfffffe882ef8d0b8
>current cpu  :                  6
>current lwp  : 0xfffffe881c147a40
>owner field  : 0x0000000000000600 wait/spin: 0/1
>
>panic: lock error: Mutex: ... (same thing)
>cpu6: begin traceback...
>vpanic9)
>snprintf()
>lockdebug_abort()
>mutex_vector_exit()
>crypto_getfeat()
>cryptof_ioctl()
>sys_ioctl()
>syscall() at netbsd:syscall+0x1d8
>-- syscall (number 54) ---
>72c3f3d18baa:
>cpu6: End traceback...
>
>That's with a DIAGNOSTIC kernel.
>

I fixed it.

christos