[LBBS-39] net_smtp: Occasional memory corruption on email delivery
Pattern of related crashes: This issue has not surfaced in a while, so it's possible it's now stale, but I don't think it has been resolved, and if it ain't fixed, it ain't fixed.
[2023-09-06 14:51:38.779] DEBUG[1045724]: mod_smtp_delivery_external.c:750 on_queue_file: Delivery successful after 2 attempts, discarding queue file
malloc_consolidate(): invalid chunk size
Aborted (core dumped)
[2023-12-08 00:02:10.412] WARNING[2838608]: mod_smtp_delivery_external.c:976 external_delivery: Invalid recipient: noreply@REDACTED
[2023-12-08 00:02:10.412] DEBUG[2838608]: net_smtp.c:1745 expand_and_deliver: SMTP delivery agent returned -1
corrupted size vs. prev_size
Aborted (core dumped)#18 0x00007ff71c7b11d6 in fprintf (__fmt=0x7ff71c7b8367 "Date: %s\r\n", __stream=0x7ff6f8533ec0) at /usr/include/x86_64-linux-gnu/bits/stdio2.h:79
i = <optimized out>
res = <optimized out>
tmpattach = "/tmp/bouncemsgB3I8be", '\000' <repeats 235 times>
fp = 0x7ff6f8533ec0
bound = "1:38.779] DEBUG[1045724]: mod_smtp_delivery_external.c:750 on_queue_file: Delivery successful after 2 attempts, discarding queue file\n\t6\256\035\367\17>
date = "Wed, 06 Sep 2023 14:51:38 +0000\000\256\\\376_\367U\000\000\342\\\376_", '\000' <repeats 13 times>, "\206\276`\341HJ\030\200%\256\035\367\177\000\000p&F\025>
date2 = "P\326f\370\366\177\000\000\260\tp\000\000\000\000\0000\000\000\370\366\177\000\000\334\004\000\000\000\000\000\000\000\213{\034\367\177\000\000\362\205\253>
tm = {tm_sec = 38, tm_min = 51, tm_hour = 14, tm_mday = 6, tm_mon = 8, tm_year = 123, tm_wday = 3, tm_yday = 248, tm_isdst = 0, tm_gmtoff = 0, tm_zone = 0x55f761d40>
length = <optimized out>
t = 1694011898
__func__ = "smtp_dsn"
#19 smtp_dsn (sendinghost=sendinghost@entry=0x0, arrival=arrival@entry=0x7ff715462910, sender=sender@entry=0x7ff7154632eb "noreply@REDACTED", srcfd=srcfd@entry=47,>
i = <optimized out>
res = <optimized out>
tmpattach = "/tmp/bouncemsgB3I8be", '\000' <repeats 235 times>
fp = 0x7ff6f8533ec0
bound = "1:38.779] DEBUG[1045724]: mod_smtp_delivery_external.c:750 on_queue_file: Delivery successful after 2 attempts, discarding queue file\n\t6\256\035\367\17>
date = "Wed, 06 Sep 2023 14:51:38 +0000\000\256\\\376_\367U\000\000\342\\\376_", '\000' <repeats 13 times>, "\206\276`\341HJ\030\200%\256\035\367\177\000\000p&F\025>
date2 = "P\326f\370\366\177\000\000\260\tp\000\000\000\000\0000\000\000\370\366\177\000\000\334\004\000\000\000\000\000\000\000\213{\034\367\177\000\000\362\205\253>
tm = {tm_sec = 38, tm_min = 51, tm_hour = 14, tm_mday = 6, tm_mon = 8, tm_year = 123, tm_wday = 3, tm_yday = 248, tm_isdst = 0, tm_gmtoff = 0, tm_zone = 0x55f761d40>
length = <optimized out>
t = 1694011898
__func__ = "smtp_dsn"
#20 0x00007ff7154688c5 in smtp_trigger_dsn (action=action@entry=DELIVERY_DELIVERED, tx=tx@entry=0x7ff715462d30, created=created@entry=0x7ff715462910, from=from@entry=0x7ff7>
tmp = <optimized out>
status = "250", '\000' <repeats 11 times>
f = 0x7ff6f83855d0
#21 0x00007ff71546b554 in on_queue_file (dir_name=dir_name@entry=0x7ff71546f3e0 <queue_dir> "/home/bbs/maildir/mailq/new", filename=<optimized out>, obj=obj@entry=0x0) at m>
#18 0x00007f0d53960276 in fprintf (__fmt=0x7f0d539675f6 "Date: %s\r\n", __stream=0x55cd76ff97e0) at /usr/include/x86_64-linux-gnu/bits/stdio2.h>
i = <optimized out>
res = <optimized out>
tmpattach = "/tmp/bouncemsgOnr1Ty", '\000' <repeats 235 times>
fp = 0x55cd76ff97e0
bound = "G[2532677]: mod_smtp_delivery_external.c:804 on_queue_fin \311T\r\177\000\000\220\205\177%\r\177\000\000`\245\331T\r\177\000\0>
date = "Sat, 18 Nov 2023 20:44:21 +0000\000\023\000\000\000\000\000\000\000\275p\226S\r\177\000\000\000\000\000\000\000\000\000\000\302>
date2 = "pR\003w\315U\000\000\220\255d\000\000\000\000\000`\234\331T\r\177\000\000g\005\000\000\000\000\000\000\000~\226S\r\177\000\000>
tm = {tm_sec = 21, tm_min = 44, tm_hour = 20, tm_mday = 18, tm_mon = 10, tm_year = 123, tm_wday = 6, tm_yday = 321, tm_isdst = 0, tm_gm>
length = <optimized out>
t = 1700340261
__func__ = "smtp_dsn"
#19 smtp_dsn (sendinghost=sendinghost@entry=0x0, arrival=arrival@entry=0x7f0d257f8d08, sender=sender@entry=0x7f0d257f8f4f "noreply@REDACTED>
=62, offset=offset@entry=60, msglen=msglen@entry=1053, f=<optimized out>, n=<optimized out>) at net_smtp.c:1484
i = <optimized out>
res = <optimized out>
tmpattach = "/tmp/bouncemsgOnr1Ty", '\000' <repeats 235 times>
fp = 0x55cd76ff97e0
18 0x00007f43bd750186 in fprintf (__fmt=0x7f43bd7576b6 "Date: %s\r\n", __stream=0x7f43ac09ddd0) at /usr/include/x86_64-linux-gnu/bits/stdio2.h:79
i = <optimized out>
res = <optimized out>
tmpattach = "/tmp/bouncemsgFYXmEv", '\000' <repeats 235 times>
fp = 0x7f43ac09ddd0
bound = "G[2837023]: mod_smtp_delivery_external.c:810 on_queue_fin૾C\177\000\000\220\005\177\215C\177\000\000`e\274\276C\177\000\000\300-\27> date = "Thu, 07 Dec 2023 19:38:53 +0000\000\023\000\000\000\000\000\000\000}qu\275C\177\000\000\000\000\000\000\000\000\000\000\302ܫ\276C\1>
date2 = "\360\023\017\254C\177\000\000\020\374o\000\000\000\000\0000\000\000\254C\177\000\000p\005\000\000\000\000\000\000\200~u\275C\177\0>
tm = {tm_sec = 53, tm_min = 38, tm_hour = 19, tm_mday = 7, tm_mon = 11, tm_year = 123, tm_wday = 4, tm_yday = 340, tm_isdst = 0, tm_gmtoff >
length = <optimized out>
t = 1701977933
__func__ = "smtp_dsn"
<", srcfd=srcfd@entry=68, offset=offset@entry=74, msglen=msglen@entry=1088, f=<optimized out>, n=<optimized out>) at net_smtp.c:1491
i = <optimized out>
res = <optimized out>Comments
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