Re: BUG #14180: Segmentation fault on replication slave - Mailing list pgsql-bugs

From Bo Ørsted Andresen
Subject Re: BUG #14180: Segmentation fault on replication slave
Date
Msg-id VI1PR04MB14881F9BDA4E90ABAF67A6FFCB5D0@VI1PR04MB1488.eurprd04.prod.outlook.com
Whole thread Raw
In response to Re: BUG #14180: Segmentation fault on replication slave  (Andres Freund <andres@anarazel.de>)
Responses Re: BUG #14180: Segmentation fault on replication slave  (Andres Freund <andres@anarazel.de>)
List pgsql-bugs
> On 2016-06-07 19:21, Andres Freund wrote:
> > Program received signal SIGSEGV, Segmentation fault.
> > _bt_restore_page (page=0x7f816fce2b40 "", from=0x55a0945abb70 "\036",
> > len=<optimized out>) at
> > /build/postgresql-9.5-xp9utH/postgresql-9.5-
> 9.5.3/build/../src/backend/access/nbtree/nbtxlog.c:57
> > 57
> > /build/postgresql-9.5-xp9utH/postgresql-9.5-
> 9.5.3/build/../src/backend/access/nbtree/nbtxlog.c:
> > No such file or directory.
> > (gdb) bt
> > #0  _bt_restore_page (page=0x7f816fce2b40 "", from=0x55a0945abb70
> > "\036", len=<optimized out>) at
> > /build/postgresql-9.5-xp9utH/postgresql-9.5-9.5.3/build/../src/backend
> > /access/nbtree/nbtxlog.c:57
> > #1  0x0000000000000000 in ?? ()
> > (gdb) p from
> > $1 = 0x55a0945abb70 "\036"
> > (gdb) p end
> > $2 = 0x55a0945ac928 "\305cO"
> > (gdb) p i
> > $3 = 3324
> > (gdb) p len
> > $4 = <optimized out>
> > (gdb) p &itupdata
> > $5 = (IndexTupleData *) 0x7ffe83ea84e0
> > (gdb) p items
> > $6 = {0x0 <repeats 408 times>}
> > (gdb) p &items
> > $7 = (Item (*)[408]) 0x7ffe83ea8820
> > (gdb) p itemsz
> > $8 = <optimized out>
>
> Uhm, this is a bit odd. There's no backtrace, but types and such are known?  I
> guess you do have the debug symbols installed?

Yeah, it's confusing. I installed the result of ./list-dbgsym-packages-v2.1.sh -p $pid which gave:

libcomerr2-dbg libffi6-dbg libgcc1-dbg libicu55-dbg libldap-2.4-2-dbg libsqlite3-0-dbg libssl1.0.0-dbg libxml2-dbg
postgresql-9.5-dbgzlib1g-dbg 

Not sure what else I can do short of recompiling postgresql mysql.

Greetings,

Bo Ørsted Andresen



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