Subj : Re: fmail linux malloc(): invalid next size (unsorted)
To   : Fernando Toledo
From : Wilfred van Velzen
Date : Tue Nov 12 2024 09:36:50

Hi Fernando,

On 11 Nov 24 21:07, Fernando Toledo wrote to Wilfred van Velzen:
  about: "Re: fmail linux malloc(): invalid next size (unsorted)":

 >>   FT> #9  0x00007ffff7e7bdd2 in opendir_tail (fd=4) at
 >>   FT> ../sysdeps/unix/sysv/linux/opendir.c:63
 >>   FT> #10 0x0000555555589fcf in Delete ()
 >>   FT> #11 0x0000555555577d86 in initMsg ()
 >>   FT> #12 0x000055555556ef78 in Toss ()
 >>   FT> #13 0x00005555555722a9 in main ()
 >>
 >> It would help if you could compile in debug mode, with symbols present in
 >> the compiled executable, but it seems to come from these lines:

 FT> I run with debug symbols:

Ok great...

 FT> Reading symbols from ./fmail...
 FT> (gdb) set args toss
 FT> (gdb) r
 FT> Starting program: /home/ragnarok/fido/fmail/fmail toss
 FT> [Thread debugging using libthread_db enabled]
 FT> Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
 FT> FMail-lnx64-2.3.1.0 - The Fast Echomail Processor
 FT> Copyright (C) 1991-2024 by FMail Developers - All rights reserved

 FT> DEBUG cwd: /home/ragnarok/fido/fmail
 FT> DEBUG arg 0: /home/ragnarok/fido/fmail/fmail
 FT> DEBUG arg 1: toss
 FT> DEBUG replaceDrive = ""
 FT> DEBUG configPath = "/home/ragnarok/fido/fmail/"
 FT> DEBUG gmtOffset=-10800 daylight=1 timezone=10800 tzname=-03--03


 FT> Scanning netmail directory...

 FT> DEBUG Delete-ing: /home/ragnarok/fido/fmail/netmail/*.fml
 FT> malloc(): invalid next size (unsorted)

 FT> Program received signal SIGABRT, Aborted.
 FT> __pthread_kill_implementation (threadid=<optimized out>,
 FT> signo=signo@entry=6, no_tid=no_tid@entry=0) at ./nptl/pthread_kill.c:44
 FT> 44 ./nptl/pthread_kill.c: No existe el fichero o el directorio.
 FT> (gdb) bt
 FT> #0  __pthread_kill_implementation (threadid=<optimized out>,
 FT> signo=signo@entry=6, no_tid=no_tid@entry=0) at ./nptl/pthread_kill.c:44
 FT> #1  0x00007ffff7e36f1f in __pthread_kill_internal (signo=6,
 FT> threadid=<optimized out>) at ./nptl/pthread_kill.c:78
 FT> #2  0x00007ffff7de7fb2 in __GI_raise (sig=sig@entry=6) at
 FT> ../sysdeps/posix/raise.c:26
 FT> #3  0x00007ffff7dd2472 in __GI_abort () at ./stdlib/abort.c:79
 FT> #4  0x00007ffff7e2b430 in __libc_message (action=action@entry=do_abort,
 FT> fmt=fmt@entry=0x7ffff7f45459 "%s\n")
 FT>      at ../sysdeps/posix/libc_fatal.c:155
 FT> #5  0x00007ffff7e4083a in malloc_printerr (str=str@entry=0x7ffff7f48590
 FT> "malloc(): invalid next size (unsorted)")
 FT>      at ./malloc/malloc.c:5660
 FT> #6  0x00007ffff7e43974 in _int_malloc (av=av@entry=0x7ffff7f7ec60
 FT> <main_arena>, bytes=bytes@entry=4096) at ./malloc/malloc.c:4001
 FT> #7  0x00007ffff7e44a8a in __GI___libc_malloc (bytes=bytes@entry=4096) at
 FT> ./malloc/malloc.c:3315
 FT> #8  0x00007ffff7e218cc in __GI__IO_file_doallocate (fp=0x7fffffff3810)
 FT> at ./libio/filedoalloc.c:101
 FT> #9  0x00007ffff7e2f0a0 in __GI__IO_doallocbuf (fp=0x7fffffff3810) at
 FT> ./libio/libioP.h:947
 FT> #10 __GI__IO_doallocbuf (fp=fp@entry=0x7fffffff3810) at
 FT> ./libio/genops.c:342 #11 0x00007ffff7e2ccec in _IO_new_file_seekoff
 FT> (fp=0x7fffffff3810, offset=0, dir=1, mode=<optimized out>) at
 FT> ./libio/fileops.c:937 #12 0x00007ffff7e2df82 in _IO_new_file_attach
 FT>  (fp=fp@entry=0x7fffffff3810, fd=fd@entry=4) at ./libio/libioP.h:947 #13
 FT> 0x00007ffff7e2a50d in __vdprintf_internal (d=4, format=0x5555555937f0
 FT> "%02u:%02u:%02u.%03u  ", arg=arg@entry=0x7fffffff3a10,
 FT>      mode_flags=mode_flags@entry=0) at ./libio/iovdprintf.c:44
 FT> #14 0x00007ffff7dfdd76 in __GI___dprintf (d=<optimized out>,
 FT> format=<optimized out>) at ./stdio-common/dprintf.c:30
 FT> #15 0x0000555555577734 in writeLogLine (logHandle=4, s=0x7fffffff4be0
 FT> "DEBUG Delete-ing: /home/ragnarok/fido/fmail/netmail/*.fml")
 FT>      at /home/ragnarok/fido/fmail-code/log.c:117

So here it seems to be happening when logging a debug line... Strange...

 FT> #16 0x0000555555577c59 in logEntry (s=0x7fffffff4be0 "DEBUG
 FT> Delete-ing:
 FT> /home/ragnarok/fido/fmail/netmail/*.fml", entryType=32768,
 FT>      errorLevel=0) at /home/ragnarok/fido/fmail-code/log.c:251
 FT> #17 0x0000555555577b2f in logEntryf (entryType=32768, errorLevel=0,
 FT> fmt=0x55555559556b "DEBUG Delete-ing: %s%s")
 FT>      at /home/ragnarok/fido/fmail-code/log.c:217
 FT> #18 0x000055555558ab73 in Delete (path=0x5555555add10 <config+560>
 FT> "/home/ragnarok/fido/fmail/netmail/",
 FT>      wildCard=0x5555555939d7 "*.fml") at
 FT> /home/ragnarok/fido/fmail-code/utils.c:371
 FT> #19 0x000055555557857c in initMsg (noAreaFix=0) at
 FT> /home/ragnarok/fido/fmail-code/msgmsg.c:241
 FT> #20 0x000055555556f413 in Toss (argc=2, argv=0x7fffffffdcf8) at
 FT> /home/ragnarok/fido/fmail-code/fmail.c:986
 FT> #21 0x0000555555572902 in main (argc=2, argv=0x7fffffffdcf8) at
 FT> /home/ragnarok/fido/fmail-code/fmail.c:2065
 FT> (gdb)


 >>
 >> Line 238 in msgmsg.c:
 >>    Delete(config.netPath, "*."MBEXTB);
 >>    if (*config.pmailPath)
 >>      Delete(config.pmailPath, "*."MBEXTB);
 >>
 >> Could it be you haven't set the netmail path directory for instance?

 FT> I setup all directories at System Info->Directories (all have absolute
 FT> paths and these exists)

Ok...

 FT> I dont have *.fml files at netmail directory as see the debug line:

Well that is OK. The routine searches them and deletes them when they exist.


Wilfred.

--- FMail-W64 2.3.2.3-B20240423
 * Origin:  point@work  (2:280/464.112)

.