On Wed, Oct 02, 2013 at 06:20:34AM -0600, Wayne Andersen wrote: > I have Samba 4.0.9 installed on three Centos servers. > > On my primary DC I am getting faults and core dumps. > > Oct 2 06:10:37 dc1 smbd[1195]: [2013/10/02 06:10:37.083800, 0] > ../lib/util/fault.c:72(fault_report) > Oct 2 06:10:37 dc1 smbd[1195]: > =============================================================== > Oct 2 06:10:37 dc1 smbd[1195]: [2013/10/02 06:10:37.084493, 0] > ../lib/util/fault.c:73(fault_report) > Oct 2 06:10:37 dc1 smbd[1195]: INTERNAL ERROR: Signal 11 in pid > 1195 (4.0.9) > Oct 2 06:10:37 dc1 smbd[1195]: Please read the Trouble-Shooting > section of the Samba HOWTO > Oct 2 06:10:37 dc1 smbd[1195]: [2013/10/02 06:10:37.084928, 0] > ../lib/util/fault.c:75(fault_report) > Oct 2 06:10:37 dc1 smbd[1195]: > =============================================================== > Oct 2 06:10:37 dc1 smbd[1195]: [2013/10/02 06:10:37.085268, 0] > ../source3/lib/util.c:810(smb_panic_s3) > Oct 2 06:10:37 dc1 smbd[1195]: PANIC (pid 1195): internal error > Oct 2 06:10:37 dc1 smbd[1195]: [2013/10/02 06:10:37.087348, 0] > ../source3/lib/util.c:921(log_stack_trace) > Oct 2 06:10:37 dc1 smbd[1195]: BACKTRACE: 32 stack frames: > Oct 2 06:10:37 dc1 smbd[1195]: #0 > /usr/local/samba/lib/libsmbconf.so.0(log_stack_trace+0x2b) > [0xdd2bc5] > Oct 2 06:10:37 dc1 smbd[1195]: #1 > /usr/local/samba/lib/libsmbconf.so.0(smb_panic_s3+0x7f) [0xdd2a23] > Oct 2 06:10:37 dc1 smbd[1195]: #2 > /usr/local/samba/lib/libsamba-util.so.0(smb_panic+0x2a) [0xb2c76c] > Oct 2 06:10:37 dc1 smbd[1195]: #3 > /usr/local/samba/lib/libsamba-util.so.0(+0x1745f) [0xb2c45f] > Oct 2 06:10:37 dc1 smbd[1195]: #4 > /usr/local/samba/lib/libsamba-util.so.0(+0x17470) [0xb2c470] > Oct 2 06:10:37 dc1 smbd[1195]: #5 [0x521400] > Oct 2 06:10:37 dc1 smbd[1195]: #6 > /usr/local/samba/lib/private/libdfs_server_ad.so(+0x1d10) [0x3efd10] > Oct 2 06:10:37 dc1 smbd[1195]: #7 > /usr/local/samba/lib/private/libdfs_server_ad.so(+0x2780) [0x3f0780] > Oct 2 06:10:37 dc1 smbd[1195]: #8 > /usr/local/samba/lib/private/libdfs_server_ad.so(dfs_server_ad_get_referrals+0x38d) > [0x3f1409] > Oct 2 06:10:37 dc1 smbd[1195]: #9 > /usr/local/samba/lib/private/libsmbd_base.so(+0x1a1e75) [0x8cfe75] > Oct 2 06:10:37 dc1 smbd[1195]: #10 > /usr/local/samba/lib/private/libsmbd_base.so(smb_vfs_call_get_dfs_referrals+0x3d) > [0x83a1f9] > Oct 2 06:10:37 dc1 smbd[1195]: #11 > /usr/local/samba/lib/private/libsmbd_base.so(setup_dfs_referral+0xea) > [0x8625ca] > Oct 2 06:10:37 dc1 smbd[1195]: #12 > /usr/local/samba/lib/private/libsmbd_base.so(+0xed942) [0x81b942] > Oct 2 06:10:37 dc1 smbd[1195]: #13 > /usr/local/samba/lib/private/libsmbd_base.so(+0xee3d1) [0x81c3d1] > Oct 2 06:10:37 dc1 smbd[1195]: #14 > /usr/local/samba/lib/private/libsmbd_base.so(reply_trans2+0x8eb) > [0x81cda0] > Oct 2 06:10:37 dc1 smbd[1195]: #15 > /usr/local/samba/lib/private/libsmbd_base.so(+0x120055) [0x84e055] > Oct 2 06:10:37 dc1 smbd[1195]: #16 > /usr/local/samba/lib/private/libsmbd_base.so(+0x1201e5) [0x84e1e5] > Oct 2 06:10:37 dc1 smbd[1195]: #17 > /usr/local/samba/lib/private/libsmbd_base.so(+0x120c89) [0x84ec89] > Oct 2 06:10:37 dc1 smbd[1195]: #18 > /usr/local/samba/lib/private/libsmbd_base.so(+0x121b99) [0x84fb99] > Oct 2 06:10:37 dc1 smbd[1195]: #19 > /usr/local/samba/lib/private/libsmbd_base.so(+0x121c0f) [0x84fc0f] > Oct 2 06:10:37 dc1 smbd[1195]: #20 > /usr/local/samba/lib/libsmbconf.so.0(run_events_poll+0x481) > [0xdedef0] > Oct 2 06:10:37 dc1 smbd[1195]: #21 > /usr/local/samba/lib/libsmbconf.so.0(+0x371bb) [0xdee1bb] > Oct 2 06:10:37 dc1 smbd[1195]: #22 > /usr/local/samba/lib/private/libtevent.so.0(_tevent_loop_once+0xf3) > [0x3530c3] > Oct 2 06:10:37 dc1 smbd[1195]: #23 > /usr/local/samba/lib/private/libsmbd_base.so(smbd_process+0x120c) > [0x852f84] > Oct 2 06:10:37 dc1 smbd[1195]: #24 > /usr/local/samba/sbin/smbd(+0x8515) [0x496515] > Oct 2 06:10:37 dc1 smbd[1195]: #25 > /usr/local/samba/lib/libsmbconf.so.0(run_events_poll+0x481) > [0xdedef0] > Oct 2 06:10:37 dc1 smbd[1195]: #26 > /usr/local/samba/lib/libsmbconf.so.0(+0x371bb) [0xdee1bb] > Oct 2 06:10:37 dc1 smbd[1195]: #27 > /usr/local/samba/lib/private/libtevent.so.0(_tevent_loop_once+0xf3) > [0x3530c3] > Oct 2 06:10:37 dc1 smbd[1195]: #28 > /usr/local/samba/sbin/smbd(+0x90dc) [0x4970dc] > Oct 2 06:10:37 dc1 smbd[1195]: #29 > /usr/local/samba/sbin/smbd(main+0x1723) [0x498964] > Oct 2 06:10:37 dc1 smbd[1195]: #30 > /lib/libc.so.6(__libc_start_main+0xe6) [0xb7130ce6] > Oct 2 06:10:37 dc1 smbd[1195]: #31 > /usr/local/samba/sbin/smbd(+0x3eb1) [0x491eb1] > Oct 2 06:10:37 dc1 smbd[1195]: [2013/10/02 06:10:37.092166, 0] > ../source3/lib/dumpcore.c:317(dump_core) > Oct 2 06:10:37 dc1 smbd[1195]: dumping core in > /usr/local/samba/var/cores/smbd > > These just started today. > For the most part things seem to be working except for the fact that > I tried adding a new user yesterday which is unable to log in.
Add the line: panic action = /bin/sleep 99999 in the [global] section of your smb.conf, and reproduce. Attach to the crashed smbd with gdb and get a good backtrace with symbols. Cheers, Jeremy. -- To unsubscribe from this list go to the following URL and read the instructions: https://lists.samba.org/mailman/options/samba