9.0-BETA panic

[Mike Pumford <mpumford%mudcovered.org.uk@localhost>]

Was doing a pkgsrc build under jenkins and got the following panic:

[ 14305.111922] panic: kernel diagnostic assertion "semcnt >= 0" failed: 
file "/
work/netbsd/9-stable/src/sys/kern/kern_uidinfo.c", line 241
[ 14305.111922] cpu5: Begin traceback...
[ 14305.111922] vpanic() at netbsd:vpanic+0x160
[ 14305.111922] stge_eeprom_wait.isra.4() at netbsd:stge_eeprom_wait.isra.4
[ 14305.111922] chgsemcnt() at netbsd:chgsemcnt+0x56
[ 14305.111922] ksem_release() at netbsd:ksem_release+0x6a
[ 14305.111922] ksem_close_fop() at netbsd:ksem_close_fop+0x49
[ 14305.111922] closef() at netbsd:closef+0x6d
[ 14305.111922] fd_close() at netbsd:fd_close+0x1f4
[ 14305.121926] sys__ksem_destroy() at netbsd:sys__ksem_destroy+0x9c
[ 14305.121926] syscall() at netbsd:syscall+0x181
[ 14305.121926] --- syscall (number 255) ---
[ 14305.121926] 7b40fce3ee6a:
[ 14305.121926] cpu5: End traceback...