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  1. RHEL
  2. RHEL-6581

dnsmasq SEGV on dnssec validation [rhel9]

    • dnsmasq-2.85-10.el9
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      Description of problem: queries systematically make dnsmasq be halted by a SEGV

      Version-Release number of selected component (if applicable): 2.85-6.el9.x86_64

      How reproducible: always

      Steps to Reproduce:
      1. gdb dnsmask; set args -d; run
      2. >> dnsmasq: compile time options: IPv6 GNU-getopt DBus no-UBus no-i18n IDN2 DHCP DHCPv6 no-Lua TFTP no-conntrack ipset auth cryptohash DNSSEC loop-detect inotify dumpfile
      3. launch a query from another terminal

      Actual results:

      Program received signal SIGSEGV, Segmentation fault.
      0x0000555555575c10 in search_servers.lto_priv ()
      (gdb) where
      #0 0x0000555555575c10 in search_servers.lto_priv ()
      #1 0x000055555557ad3b in reply_query ()
      #2 0x000055555557cf61 in check_dns_listeners ()
      #3 0x0000555555560e1a in main ()

      Expected results:

      no SEGV

      Additional info:
      The config file was OK in CentOS Stream8; just replaced "bind_interface" by "bind_dynamic" in /etc/dnsmask.conf

              pemensik@redhat.com Petr Mensik
              jira-bugzilla-migration RH Bugzilla Integration
              Petr Mensik Petr Mensik
              Petr Sklenar Petr Sklenar
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                Created:
                Updated:
                Resolved: