[Pkg-postgresql-public] weird issue with odbc-postgresql on armbian

Andrés Ramírez rrandresf at gmail.com
Thu May 11 05:47:22 UTC 2017


Hi.

I have an app with the driver as it is I got a segfault this is the bt:
--8<---------------cut here---------------start------------->8---
Program received signal SIGILL, Illegal instruction.

Program received signal SIGSEGV, Segmentation fault.
strlen () at ../ports/sysdeps/arm/armv6t2/strlen.S:85
85	../ports/sysdeps/arm/armv6t2/strlen.S: No such file or directory.
(gdb) bt
#0  strlen () at ../ports/sysdeps/arm/armv6t2/strlen.S:85
#1  0x00287dc4 in make_string () at scan.l:51
#2  0xb53c3b52 in PGAPI_DriverConnect () from /usr/lib/arm-linux-gnueabihf/odbc/psqlodbcw.so
#3  0xb53df5cc in SQLDriverConnect () from /usr/lib/arm-linux-gnueabihf/odbc/psqlodbcw.so
#4  0xb672d35c in SQLDriverConnect () from /usr/lib/arm-linux-gnueabihf/libodbc.so.2
Backtrace stopped: previous frame inner to this frame (corrupt stack?)
--8<---------------cut here---------------end--------------->8---

When debugging the issue was on this line:
--8<---------------cut here---------------start------------->8---
	connStrIn = make_string(szConnStrIn, cbConnStrIn, NULL, 0);
--8<---------------cut here---------------end--------------->8---

on the file drvconn.c on the funct PGAPI_DriverConnect.
As a workaround I moved the make_string funct to the drvconn.c and the
issue is gone.

Any idea of how to fix this in a more elegant way?

I have been reading and seems to be an issue with the stack on my arm
device (orange pi plus 2e). The device have armbian (debian jessie)
installed.

AR



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