Re: [WOLK-devel] SegFault with IceWM

[Andrew V. <an...@ro...>]

KORN Andras wrote:

>>When I run icewm window manager with kernel wolk-4.0s, I get 
>>"Segmentation fault". With other kernel (2.4.20, 2.4.20-ac2 etc.) this 
>>icewm work fine.
> 
> 
> Probably it hits one of the security features. Look in the kernel log, try
> strace etc.

In attached file - tar gzip with strace for run icewm.
Some part:

Segmentation fault:
===========================================================================
...
write(3, "\24\0\6\0\'\0\0\0\27\1\0\0\37\0\0\0\0\0\0\0\0\20\0\0", 24) = 24
read(3, "\1\0\306\4\0\0\0\0\'\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0\220"..., 32) 
= 32
write(2, "Xlib: sequence lost (0x1018d > 0"..., 57) = 57
--- SIGSEGV (Segmentation fault) ---
+++ killed by SIGSEGV +++
===========================================================================

Or pause (Exit only after Ctrl-C):
===========================================================================
...
select(4, [3], NULL, NULL, NULL)        = 1 (in [3])
read(3, 0xbfffbff0, 32)                 = -1 EAGAIN (Resource 
temporarily unavailable)
select(4, [3], NULL, NULL, NULL)        = 1 (in [3])
read(3, 0xbfffbff0, 32)                 = -1 EAGAIN (Resource 
temporarily unavailable)
select(4, [3], NULL, NULL, NULL)        = 1 (in [3])
read(3, 0xbfffbff0, 32)                 = -1 EAGAIN (Resource 
temporarily unavailable)
select(4, [3], NULL, NULL, NULL)        = 1 (in [3])
read(3, 0xbfffbff0, 32)                 = -1 EAGAIN (Resource 
temporarily unavailable)
select(4, [3], NULL, NULL, NULL)        = 1 (in [3])
read(3, 0xbfffbff0, 32)                 = -1 EAGAIN (Resource 
temporarily unavailable)
select(4, [3], NULL, NULL, NULL)        = ? ERESTARTNOHAND (To be restarted)
--- SIGINT (Interrupt) ---
+++ killed by SIGINT +++
===========================================================================

> 
> Have it dump core and use gdb on the dump to obtain a backtrace and see
> where it died.
> 
> Unfortunately, I have my clairvoyance turned off, so I have no idea what
> kernel options you enabled or where icewm segfaults...
> 
> Andrew
>