[squid 0005270]: squid 3.5.15 crash on start

Mantis Bug Tracker via bug-notifications bug-notifications at lists.opencsw.org
Wed Apr 6 09:28:07 CEST 2016


A NOTE has been added to this issue. 
====================================================================== 
https://www.opencsw.org/mantis/view.php?id=5270 
====================================================================== 
Reported By:                cgrzemba
Assigned To:                dam
====================================================================== 
Project:                    squid
Issue ID:                   5270
Category:                   regular use
Reproducibility:            always
Severity:                   major
Priority:                   normal
Status:                     feedback
====================================================================== 
Date Submitted:             2016-03-04 14:16 CET
Last Modified:              2016-04-06 09:28 CEST
====================================================================== 
Summary:                    squid 3.5.15 crash on start
Description: 
dumps core on startup

root at intra:/var/log/squid# pstack core
core 'core' of 5278:    /opt/csw/sbin/squid -v
 fe436597 t_splay  (8851580) + 30
 fe436464 t_delete (8851580) + 2a
 fe43619e realfree (884d578) + 58
 fe43673b _free_unlocked (8807620, 87c2bec, 85d1678, feffe9ac, 855254d,
8807620) + 69
 fe4366c1 free     (8807620, 0, 40d00100, 87c2bd8, 87c2bec) + 28
 0855254d free_const (8807620, 8807620, 0, 85d1678, 8729220, 87b3bf0) + 1d
 082ad87f _ZN7MemBlobD1Ev (87c2bd8, 0, 0, 843eab1, 0, 87c2bd8) + 2f
 082adb32 _ZN7MemBlobD0Ev (87c2bd8, 866cad4, fe510680, 85d1678, 87aec80,
87aec64) + 12
 082af5e7 _ZN4SBufD1Ev (87b3bf0, 1c0, feffea9c, 8568e90, 87b3acc, 0) + 67
 08568edb ???????? (feffeac0, fe48816b, 813939b, 85d1678, fe514f18,
fe580200)
 081393dc ???????? (fe50f000, feffeae0, fe4230bd, 0, 857ff16, fe50f000)
 08552965 _fini    (0, 857ff16, fe50f000, fe514f00, feffeba8, fe415662) +
15
 fe4230bd _exithandle (2, 826abc4, 0, 85ac010, 8845558, 1c) + 4e
 fe415662 exit     (2, feffec14, 866ffa8, 866e120, 859334f, 1) + 12
 0855e27e main     (2, feffec14, feffec20) + 1e
 08139260 _start   (2, feffed14, feffed28, 0, feffed2b, feffed5f) + 80

====================================================================== 

---------------------------------------------------------------------- 
 (0011133) cgrzemba (developer) - 2016-04-06 09:28
 https://www.opencsw.org/mantis/view.php?id=5270#c11133 
---------------------------------------------------------------------- 
Still the same:

root at intra:/var/log/squid# mdb /opt/csw/sbin/squid
/var/core/core.squid.26147
mdb: failed to initialize //lib/libc_db.so.1: libthread_db call failed
unexpectedly
mdb: warning: debugger will only be able to examine raw LWPs
Loading modules: [ libc.so.1 ld.so.1 ]
> ::status
debugging core file of squid (32-bit) from intra
file: /opt/csw/sbin/squid
initial argv: /opt/csw/sbin/squid
threading model: raw lwps
status: process terminated by SIGSEGV (Segmentation Fault), addr=3f080018
> ::walk thread | ::findstack
stack pointer for thread 1: feffe988
[ feffe988 libc.so.1`t_splay+0x30() ]
  feffe99c libc.so.1`t_delete+0x2a()
  feffe9b8 libc.so.1`realfree+0x58()
  feffe9c8 libc.so.1`_free_unlocked+0x69()
  feffe9dc libc.so.1`free+0x28()
  feffe9fc squid`free_const+0x1d()
  feffea4c squid`_ZN7MemBlobD1Ev+0x2f()
  feffea6c squid`_ZN7MemBlobD0Ev+0x12()
  feffeabc squid`_ZN4SBufD1Ev+0x67()
  feffeaec 0x856ac4b()
  feffeb0c 0x8139a5c()
  feffeb18 squid`_fini+0x15()
  feffeb30 libc.so.1`_exithandle+0x4e()
  feffebf8 libc.so.1`exit+0x12()
  feffec3c squid`main+0x1e()
  feffec50 _start+0x80()
> 


Unfortunatly cores go away if compiled with
--disable-optimizations --disable-inline



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