On 2016-06-25 12:16, Guy Yur wrote: > Hi, > > On Sat, Jun 25, 2016 at 12:20 PM, Konstantin Belousov > <kostikbel_at_gmail.com> wrote: >> On Sat, Jun 25, 2016 at 11:49:39AM +0300, Konstantin Belousov wrote: >>> On Sat, Jun 25, 2016 at 01:03:13AM +0300, Guy Yur wrote: >>>> libtdb.so.1`tdb_runtime_check_for_robust_mutexes + 1475 at mutex.c:957 >>>> ... >>> >>> The pointer to tdb_runtime_check_for_robust_mutexes() appeared to be >>> most useful, thanks. >>> >>> The two patches below should fix samba use of robustness. First, >>> kernel erronously reset robust lists locations on fork. Second, the >>> pthread_mutex_trylock() for owned errorcheck mutex must return EDEADLK >>> and not EBUSY. Try that. >> >> Correction, there was a reason why I initially put the rb list pointers >> into zeroed region. It still needs to be zeroed on new thread creation. >> Updated patch. >> > > With the patch to the 3 files applied, smbd, nmbd and smbclient > no longer crash on my machine. > > Tested with r302191+patch. > > Thanks, > Guy > Hi, Sorry for being late to the party :/ I've tested your patch (the latest one) and it also seems to do the trick. Thanks! FreeBSD 11.0-ALPHA5 (AMD64) - Samba 4.4 Best regards, DanielReceived on Sat Jun 25 2016 - 12:04:34 UTC
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