Unitialised reads in innd (current from this morning)
Alex Kiernan
alexk at demon.net
Thu Feb 15 13:23:50 UTC 2001
Looks like a buffer overrun, the core dump is completely trashed.
**** Purify instrumented /news/bin/innd (pid 6322, forked from pid 6317) ****
UMR: Uninitialized memory read (5 times):
* This is occurring while in:
ARTcontrol [art.c:1248]
ARTpost [art.c:2696]
NCpostit [nc.c:193]
NCproc [nc.c:973]
NCreader [nc.c:1175]
CHANreadloop [chan.c:1081]
* Reading 1 byte from 0xffbef358 on the stack.
* Address 0xffbef358 is local variable "buff" in function ARTcontrol.
**** Purify instrumented /news/bin/innd (pid 6322, forked from pid 6317) ****
UMR: Uninitialized memory read (4 times):
* This is occurring while in:
ARTcontrol [art.c:1248]
ARTpost [art.c:2696]
NCpostit [nc.c:193]
NCproc [nc.c:973]
NCreader [nc.c:1175]
CHANreadloop [chan.c:1081]
* Reading 1 byte from 0xffbef358 on the stack.
* Address 0xffbef358 is local variable "buff" in function ARTcontrol.
**** Purify instrumented /news/bin/innd (pid 6322, forked from pid 6317) ****
UMR: Uninitialized memory read (4 times):
* This is occurring while in:
ARTcontrol [art.c:1248]
ARTpost [art.c:2696]
NCpostit [nc.c:193]
NCproc [nc.c:973]
NCreader [nc.c:1175]
CHANreadloop [chan.c:1081]
* Reading 1 byte from 0xffbef358 on the stack.
* Address 0xffbef358 is local variable "buff" in function ARTcontrol.
**** Purify instrumented /news/bin/innd (pid 6322, forked from pid 6317) ****
UMR: Uninitialized memory read (4 times):
* This is occurring while in:
ARTcontrol [art.c:1249]
ARTpost [art.c:2696]
NCpostit [nc.c:193]
NCproc [nc.c:973]
NCreader [nc.c:1175]
CHANreadloop [chan.c:1081]
* Reading 1 byte from 0xffbef358 on the stack.
* Address 0xffbef358 is local variable "buff" in function ARTcontrol.
**** Purify instrumented /news/bin/innd (pid 6322, forked from pid 6317) ****
UMR: Uninitialized memory read:
* This is occurring while in:
ARTcontrol [art.c:1251]
ARTpost [art.c:2696]
NCpostit [nc.c:193]
NCproc [nc.c:973]
NCreader [nc.c:1175]
CHANreadloop [chan.c:1081]
* Reading 1 byte from 0xffbef35c on the stack.
* Address 0xffbef35c is 4 bytes past start of local variable "buff" in function ARTcontrol.
**** Purify instrumented /news/bin/innd (pid 6322, forked from pid 6317) ****
UMR: Uninitialized memory read:
* This is occurring while in:
strchr [rtlib.o]
ARTcontrol [art.c:1257]
ARTpost [art.c:2696]
NCpostit [nc.c:193]
NCproc [nc.c:973]
NCreader [nc.c:1175]
* Reading 21 bytes from 0xffbef348 on the stack (5 bytes at 0xffbef358 uninit).
* Address 0xffbef348 is local variable "ControlWord" in function ARTcontrol.
**** Purify instrumented /news/bin/innd (pid 6322, forked from pid 6317) ****
UMR: Uninitialized memory read:
* This is occurring while in:
strcpy [rtlib.o]
FileGlue [util.c:38]
ARTcontrol [art.c:1260]
ARTpost [art.c:2696]
NCpostit [nc.c:193]
NCproc [nc.c:973]
* Reading 37 bytes from 0xffbef348 on the stack (3 bytes at 0xffbef36a uninit).
* Address 0xffbef348 is local variable "ControlWord" in function ARTcontrol.
**** Purify instrumented /news/bin/innd (pid 6322, forked from pid 6317) ****
COR: Fatal core dump:
* This is occurring while in:
StRcPy [libc.so.1]
strcpy [rtlib.o]
FileGlue [util.c:38]
ARTcontrol [art.c:1260]
ARTpost [art.c:2696]
* Received signal 11 (SIGSEGV - Segmentation Fault)
* Faulting address = 0xffbf0000
* Signal mask: (SIGSEGV)
* Pending signals:
--
Alex Kiernan, Principal Engineer, Development, Thus PLC
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