On 12/04/16 12:55, lists wrote:> On 12-4-2016 10:24, lists wrote: > > From log.wb-DOMAIN: >> >> [2016/04/11 20:39:01.330173, 0] ../lib/util/fault.c:79(fault_report) >> INTERNAL ERROR: Signal 11 in pid 4899 (4.2.9-SerNet-Debian-8.wheezy) >> Please read the Trouble-Shooting section of the Samba HOWTO >> [2016/04/11 20:39:01.330199, 0] ../lib/util/fault.c:81(fault_report) >> ==============================================================>> [2016/04/11 20:39:01.330217, 0] ../source3/lib/util.c:788(smb_panic_s3) >> PANIC (pid 4899): internal error >> [2016/04/11 20:39:01.330733, 0] >> ../source3/lib/util.c:899(log_stack_trace) >> BACKTRACE: 29 stack frames: > > I am trying to trigger the above panic: > > wbinfo -u (lists all users) > wbinfo -g (lists all groups) > wbinfo -t (checking trust succeeds) > wbinfo --list-status (all three reported online) > wbinfo --authenticate=user%password (authentication succeeds) > wbinfo --dc-info=DOMAIN (lists only ONE of our three DCs, but no panic) > > The above panic happened yesterday while nsswitch.conf contained > > passwd: compat winbind > > group: compat winbind > > shadow: compat winbind > > Currently nsswitch.conf has > > passwd: compat sss > > group: compat sss > > shadow: compat sss > and winbind is running without crashes. > > Since this is production, I'd rather not put back winbind in > nsswitch.conf, because the winbind panic will break fileserving from > this member server. > > Any ideas how to approach this..? > > BTW: wheezy 7.10, x64, sernet-samba 4.2.9-8. > > MJ >I never alter 'shadow' and winbind doesn't crash for me i.e. relevant part of /etc/nsswitch.conf: passwd: compat winbind group: compat winbind shadow: compat wheezy 7.10, x64, sernet-samba 4.2.4-7 I will upgrade sernet samba and see what happens. Rowland
On 12/04/16 13:10, Rowland penny wrote:> On 12/04/16 12:55, lists wrote: >> On 12-4-2016 10:24, lists wrote: >> >> From log.wb-DOMAIN: >>> >>> [2016/04/11 20:39:01.330173, 0] ../lib/util/fault.c:79(fault_report) >>> INTERNAL ERROR: Signal 11 in pid 4899 (4.2.9-SerNet-Debian-8.wheezy) >>> Please read the Trouble-Shooting section of the Samba HOWTO >>> [2016/04/11 20:39:01.330199, 0] ../lib/util/fault.c:81(fault_report) >>> ==============================================================>>> [2016/04/11 20:39:01.330217, 0] >>> ../source3/lib/util.c:788(smb_panic_s3) >>> PANIC (pid 4899): internal error >>> [2016/04/11 20:39:01.330733, 0] >>> ../source3/lib/util.c:899(log_stack_trace) >>> BACKTRACE: 29 stack frames: >> >> I am trying to trigger the above panic: >> >> wbinfo -u (lists all users) >> wbinfo -g (lists all groups) >> wbinfo -t (checking trust succeeds) >> wbinfo --list-status (all three reported online) >> wbinfo --authenticate=user%password (authentication succeeds) >> wbinfo --dc-info=DOMAIN (lists only ONE of our three DCs, but no panic) >> >> The above panic happened yesterday while nsswitch.conf contained >> > passwd: compat winbind >> > group: compat winbind >> > shadow: compat winbind >> >> Currently nsswitch.conf has >> > passwd: compat sss >> > group: compat sss >> > shadow: compat sss >> and winbind is running without crashes. >> >> Since this is production, I'd rather not put back winbind in >> nsswitch.conf, because the winbind panic will break fileserving from >> this member server. >> >> Any ideas how to approach this..? >> >> BTW: wheezy 7.10, x64, sernet-samba 4.2.9-8. >> >> MJ >> > > I never alter 'shadow' and winbind doesn't crash for me i.e. relevant > part of /etc/nsswitch.conf: > > passwd: compat winbind > group: compat winbind > shadow: compat > > wheezy 7.10, x64, sernet-samba 4.2.4-7 > > I will upgrade sernet samba and see what happens. > > Rowland > >OK, now using sernet-samba 4.2.9 and no difference, everything still works, I can login via ssh to another machine and I can login via ssh from another machine. Rowland
Hi Rowland, On 12-4-2016 14:28, Rowland penny wrote:>> I never alter 'shadow' and winbind doesn't crash for me i.e. relevant >> part of /etc/nsswitch.conf: >> >> passwd: compat winbind >> group: compat winbind >> shadow: compat >> >> wheezy 7.10, x64, sernet-samba 4.2.4-7 >> >> I will upgrade sernet samba and see what happens. >> >> Rowland >> >> > > OK, now using sernet-samba 4.2.9 and no difference, everything still > works, I can login via ssh to another machine and I can login via ssh > from another machine.Thanks for testing. I'll try without winbind for shadow, hopefully tonight. MJ
Hi Rowland, list, On 04/12/2016 02:28 PM, Rowland penny wrote:>> I never alter 'shadow' and winbind doesn't crash for me i.e. relevant >> part of /etc/nsswitch.conf: >> >> passwd: compat winbind >> group: compat winbind >> shadow: compat >> >> wheezy 7.10, x64, sernet-samba 4.2.4-7 >> >> I will upgrade sernet samba and see what happens.So, I took out the shadow, tried winbind again, and so far so good: no panics yet, and also ssh works immediately! :-) For now I guess winbind has serious difficulties handling shadow requests... Thanks for the feedback! MJ