[Samba] ctdb error after upgrade to 4.12.10
Jeremy Allison
jra at samba.org
Mon Nov 9 16:55:47 UTC 2020
On Mon, Nov 09, 2020 at 04:01:47PM +0100, Benedikt Kaleß via samba wrote:
> Dear List,
>
> I updated to samba 4.12.10-SerNet-Debian-9.buster from 4.12.9
> and did a
>
> gluster volume set volume performance.write-behind off
>
> Now I get this in /var/log/syslog and randomly people don't get access
> to a shae.
Can you load the debug symbols please ? That should give us
more data on where this is failing.
Thanks !
Jeremy.
> Nov 9 15:56:14 ctdb-host smbd[16832]: [2020/11/09 15:56:14.078120, 0]
> ../../source3/lib/popt_common.c:68(popt_s3_talloc_log_fn)
> Nov 9 15:56:14 ctdb-host smbd[16832]: talloc: access after free error
> - first free may be at ../../source3/modules/vfs_glusterfs.c:347
> Nov 9 15:56:14 ctdb-host smbd[16832]: [2020/11/09 15:56:14.078173, 0]
> ../../source3/lib/popt_common.c:68(popt_s3_talloc_log_fn)
> Nov 9 15:56:14 ctdb-host smbd[16832]: Bad talloc magic value - access
> after free
> Nov 9 15:56:14 ctdb-host smbd[16832]: [2020/11/09 15:56:14.078184, 0]
> ../../source3/lib/util.c:830(smb_panic_s3)
> Nov 9 15:56:14 ctdb-host smbd[16832]: PANIC (pid 16832): Bad talloc
> magic value - access after free
> Nov 9 15:56:14 ctdb-host smbd[16832]: [2020/11/09 15:56:14.078539, 0]
> ../../lib/util/fault.c:265(log_stack_trace)
> Nov 9 15:56:14 ctdb-host smbd[16832]: BACKTRACE: 34 stack frames:
> Nov 9 15:56:14 ctdb-host smbd[16832]: #0
> /usr/lib/x86_64-linux-gnu/samba/libsamba-util.so.0(log_stack_trace+0x30)
> [0x7f53811addde]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #1
> /usr/lib/x86_64-linux-gnu/samba/libsmbconf.so.0(smb_panic_s3+0x24)
> [0x7f5380c2b05f]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #2
> /usr/lib/x86_64-linux-gnu/samba/libsamba-util.so.0(smb_panic+0x2c)
> [0x7f53811adee1]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #3
> /usr/lib/x86_64-linux-gnu/samba/libtalloc.so.2(+0x6f9b) [0x7f5380dcdf9b]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #4
> /usr/lib/x86_64-linux-gnu/samba/libtalloc.so.2(+0x6fb2) [0x7f5380dcdfb2]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #5
> /usr/lib/x86_64-linux-gnu/samba/libtalloc.so.2(_talloc_free+0x188)
> [0x7f5380dcda22]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #6
> /usr/lib/x86_64-linux-gnu/samba/vfs/glusterfs.so(+0x645c) [0x7f537b16045c]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #7
> /usr/lib/x86_64-linux-gnu/samba/libsmbd-base-samba4.so(smb_vfs_call_connect+0x21)
> [0x7f5380fdcddd]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #8
> /usr/lib/x86_64-linux-gnu/samba/vfs/acl_xattr.so(+0x1765) [0x7f537b156765]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #9
> /usr/lib/x86_64-linux-gnu/samba/libsmbd-base-samba4.so(smb_vfs_call_connect+0x21)
> [0x7f5380fdcddd]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #10
> /usr/lib/x86_64-linux-gnu/samba/libsmbd-base-samba4.so(+0x1e1e43)
> [0x7f5380ff4e43]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #11
> /usr/lib/x86_64-linux-gnu/samba/libsmbd-base-samba4.so(make_connection_smb2+0x53)
> [0x7f5380ff5fac]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #12
> /usr/lib/x86_64-linux-gnu/samba/libsmbd-base-samba4.so(smbd_smb2_request_process_tcon+0x45c)
> [0x7f538100c972]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #13
> /usr/lib/x86_64-linux-gnu/samba/libsmbd-base-samba4.so(smbd_smb2_request_dispatch+0x12e2)
> [0x7f5381004609]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #14
> /usr/lib/x86_64-linux-gnu/samba/libsmbd-base-samba4.so(+0x1f34f1)
> [0x7f53810064f1]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #15
> /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(tevent_common_invoke_fd_handler+0x84)
> [0x7f5380df4dcd]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #16
> /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(+0xd378) [0x7f5380dfb378]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #17
> /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(+0xafc8) [0x7f5380df8fc8]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #18
> /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(_tevent_loop_once+0xa2)
> [0x7f5380df45e0]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #19
> /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(tevent_common_loop_wait+0x21)
> [0x7f5380df47db]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #20
> /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(+0xaf76) [0x7f5380df8f76]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #21
> /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(_tevent_loop_wait+0xa)
> [0x7f5380df4837]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #22
> /usr/lib/x86_64-linux-gnu/samba/libsmbd-base-samba4.so(smbd_process+0x909)
> [0x7f5380ff3b2b]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #23 /usr/sbin/smbd(+0xccc3)
> [0x55c2f0fcccc3]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #24
> /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(tevent_common_invoke_fd_handler+0x84)
> [0x7f5380df4dcd]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #25
> /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(+0xd378) [0x7f5380dfb378]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #26
> /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(+0xafc8) [0x7f5380df8fc8]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #27
> /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(_tevent_loop_once+0xa2)
> [0x7f5380df45e0]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #28
> /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(tevent_common_loop_wait+0x21)
> [0x7f5380df47db]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #29
> /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(+0xaf76) [0x7f5380df8f76]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #30
> /usr/lib/x86_64-linux-gnu/samba/libtevent.so.0(_tevent_loop_wait+0xa)
> [0x7f5380df4837]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #31
> /usr/sbin/smbd(main+0x1d21) [0x55c2f0fceb66]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #32
> /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xeb) [0x7f53802b109b]
> Nov 9 15:56:14 ctdb-host smbd[16832]: #33
> /usr/sbin/smbd(_start+0x2a) [0x55c2f0fc712a]
> Nov 9 15:56:14 ctdb-host smbd[16832]: [2020/11/09 15:56:14.078657, 0]
> ../../source3/lib/util.c:842(smb_panic_s3)
> Nov 9 15:56:14 ctdb-host smbd[16832]: smb_panic(): calling panic
> action [/usr/share/samba/scripts/panic-action 16832]
> Nov 9 15:56:14 ctdb-host smbd[16832]: [2020/11/09 15:56:14.332923, 0]
> ../../source3/lib/util.c:850(smb_panic_s3)
> Nov 9 15:56:14 ctdb-host smbd[16832]: smb_panic(): action returned
> status 0
> Nov 9 15:56:14 ctdb-host smbd[16832]: [2020/11/09 15:56:14.332972, 0]
> ../../source3/lib/dumpcore.c:315(dump_core)
> Nov 9 15:56:14 ctdb-host smbd[16832]: dumping core in
> /var/log/samba/cores/smbd
>
> Shall I roll back?
>
> Best regards
>
> Bene
>
>
>
> --
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