Displaying 2 results from an estimated 2 matches for "x0em".
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2018 Feb 22
0
Auth SEGV on sparc64, alignment problem?
...h the debug-symbol-enabled libdovecot?
gdb seems to be catching the SIGTRAPs, which is making things a bit confusing.
> (gdb) bt full
> #0 __unaligned_load (
> p=0x617070656e640e6d <Address 0x617070656e640e6d out of bounds>, size=4)
This address looks like ASCII - "append\x0em", so my theory at the moment
is:
(1) something clobbers a pointer
(2) the CPU attempts to execute a load from the address
(3) a utrap is generated to handle unaligned load
(4) the utrap code attempts to emulate the unaligned load
(5) the CPU fails to access the address since it is bogus, and...
2018 Feb 21
5
Auth SEGV on sparc64, alignment problem?
Apologies first for using two addresses, but I can?t currently read my email at distal.com. :-)
I was previously running dovecot2-2.2.29.1_2 on FreeBSD 11 on sparc64. Trying to debug a problem I was having with one of my clients, I upgraded to dovecot-2.2.33.2_4 on that same server. However, I cannot connect now, log shows:
Feb 20 16:55:00 westeros dovecot: master: Dovecot v2.2.33.2