On Wed, Jun 18, 2008 at 11:37:40AM +1000, Sarton O'Brien wrote: > Starting mldonkey. > Starting cron. > Wed Jun 18 11:30:58 EST 2008 > panic: kernel diagnostic assertion "!cv_has_waiters(&bp->b_done)" > failed: file "/usr/src/sys/kern/vfs_subr2.c", line 551 > fatal breakpoint trap in supervisor mode > trap type 1 code 0 rip ffffffff80363c65 cs e030 rflags 246 cr2 ac4f44 > cpl 0 rsp ffffa00012bc0a70 > Stopped in pid 0.4 (system) at netbsd:breakpoint+0x5: leave > breakpoint() at netbsd:breakpoint+0x5 > panic() at netbsd:panic+0x255 > __kernassert() at netbsd:__kernassert+0x2d > reassignbuf() at netbsd:reassignbuf+0x1a4 > softdep_disk_write_complete() at netbsd:softdep_disk_write_complete+0x721 > biodone2() at netbsd:biodone2+0x19 > biointr() at netbsd:biointr+0x31 > softint_thread() at netbsd:softint_thread+0x88 I filed a PR about this panic under number PR 38981 with an elaborate stacktrace. No idea as to how to prevent it though. I could only reproduce it with softdep enabled; i didn't manage to get it without softdep. With regards, Reinoud
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