[trimmed CC list - please don't copy both misc@ and ports@] Like I mentioned in my first mail:
bt full On 2019/10/04 14:48, dmitry.sensei wrote: > ORLOV-NB# egdb /usr/local/bin/net > GNU gdb (GDB) 7.12.1 > Copyright (C) 2017 Free Software Foundation, Inc. > License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> > This is free software: you are free to change and redistribute it. > There is NO WARRANTY, to the extent permitted by law. Type "show copying" > and "show warranty" for details. > This GDB was configured as "x86_64-unknown-openbsd6.6". > Type "show configuration" for configuration details. > For bug reporting instructions, please see: > <http://www.gnu.org/software/gdb/bugs/>. > Find the GDB manual and other documentation resources online at: > <http://www.gnu.org/software/gdb/documentation/>. > For help, type "help". > Type "apropos word" to search for commands related to "word"... > Reading symbols from /usr/local/bin/net...(no debugging symbols found)...done. > (gdb) set args ads testjoin > (gdb) run > Starting program: /usr/local/bin/net ads testjoin > net(20104) in free(): bogus pointer (double free?) 0xffffffffffffffff > > Program received signal SIGABRT, Aborted. > thrkill () at -:3 > 3 -: No such file or directory. > (gdb) > > пт, 4 окт. 2019 г. в 14:31, Stuart Henderson <s...@spacehopper.org>: > > On 2019/10/04 14:25, dmitry.sensei wrote: > > How to debug net with parameters& > > > > пт, 4 окт. 2019 г. в 13:49, Stuart Henderson <s...@spacehopper.org>: > > > > On 2019/10/04 08:32, Sebastien Marie wrote: > > > On Fri, Oct 04, 2019 at 09:24:12AM +0500, dmitry.sensei wrote: > > > > Bugged net utility from samba package/ > > > > ktrace is attached > > > > > > PLEASE DON'T SEND RAW KTRACE DATA ! (it would be the same for > core file too). > > > > > > in case you don't figure, you send to everyone a trace of all > syscalls with > > > arguments and return of what the program did, including: > > > > > > - file description and content for any opened file (hello > > > /var/samba/private/secrets.tdb and /etc/samba/smb.conf) > > > - all network communication with the program (hello ldap, > kerberos and smb > > > services) > > > > > > It means that any secrets in readed file or sent/received on the > network should > > > be considered compromised. > > > > > > Just don't do that. > > > > > > Thanks. > > > -- > > > Sebastien Marie > > > > > > > Plus, it's not really useful anyway. A backtrace would be the normal > > starting point for a segfault. (In case "gdb" in base doesn't work, > > pkg_add gdb and use "egdb" instead). > > > > egdb `which net` net.core > > bt full > > > > > > > > > > -- > > Dmitry Orlov > > The command I showed is to look at the coredump from your previous crash > which > already happened with parameters. > > If you need to run it "live" in gdb then omit "net.core" from the command > line > and use "set args <whatever>" and "run". > > > > > -- > Dmitry Orlov
