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https://bugs.exim.org/show_bug.cgi?id=2904

Git Commit <git@exim.org> changed:

What |Removed |Added
----------------------------------------------------------------------------
CC| |git@exim.org

--- Comment #1 from Git Commit <git@exim.org> ---
Git commit:
https://git.exim.org/exim.git/commitdiff/766af058762b2c4e21b69f335adf77265fe9509a

commit 766af058762b2c4e21b69f335adf77265fe9509a
Author: Jeremy Harris <jgh146exb@wizmail.org>
AuthorDate: Sat Aug 13 20:58:29 2022 +0100
Commit: Jeremy Harris <jgh146exb@wizmail.org>
CommitDate: Sun Aug 14 13:52:56 2022 +0100

Dump stack for "bad memory reference". Bug 2904
---
src/src/exim.c | 2 +-
src/src/functions.h | 1 +
src/src/store.c | 3 +++
3 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/src/exim.c b/src/src/exim.c
index 23e206d..ea4286a 100644
--- a/src/src/exim.c
+++ b/src/src/exim.c
@@ -232,7 +232,7 @@ exit(1);
***********************************************/

#define STACKDUMP_MAX 24
-static void
+void
stackdump(void)
{
#ifndef NO_EXECINFO
diff --git a/src/src/functions.h b/src/src/functions.h
index e718234..92a4831 100644
--- a/src/src/functions.h
+++ b/src/src/functions.h
@@ -547,6 +547,7 @@ extern int stdin_ferror(void);
extern BOOL stdin_hasc(void);
extern int stdin_ungetc(int);

+extern void stackdump(void);
extern void store_exit(void);
extern void store_init(void);
extern void store_writeprotect(int);
diff --git a/src/src/store.c b/src/src/store.c
index c98fcbf..d99d2ab 100644
--- a/src/src/store.c
+++ b/src/src/store.c
@@ -274,6 +274,9 @@ for (pp = paired_pools; pp < paired_pools + N_PAIRED_POOLS;
pp++)
for (b = pp->chainbase; b; b = b->next)
if (is_pointer_in_block(b, p)) return pp;

+#ifndef COMPILE_UTILITY
+stackdump();
+#endif
log_write(0, LOG_MAIN|LOG_PANIC_DIE,
"bad memory reference; pool not found, at %s %d", func, linenumber);
return NULL;

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