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Subject: [Bug 197271] [ipfw] "ipfw -t list" and "ipfw -T list" core dumps
Date: Mon, 02 Feb 2015 14:11:19 +0000
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=197271

            Bug ID: 197271
           Summary: [ipfw] "ipfw -t list" and "ipfw -T list" core dumps
           Product: Base System
           Version: 11.0-CURRENT
          Hardware: amd64
                OS: Any
            Status: New
          Severity: Affects Only Me
          Priority: ---
         Component: kern
          Assignee: freebsd-bugs@FreeBSD.org
          Reporter: lev@FreeBSD.org

On fresh CURRENT system (r277756 and r278021 were checked) "ipfw -t list" and
"ipfw -T list" core dumps (signal 11) without any output.

Stacktrace on r278021 is:

#0  show_static_rule () at /data/src/sbin/ipfw/ipfw2.c:1410
#1  0x000000000040cb83 in list_static_range (rtlv=0x0) at
/data/src/sbin/ipfw/ipfw2.c:2431
#2  0x0000000000404624 in ipfw_list (ac=1, av=<value optimized out>,
show_counters=<value optimized out>) at /data/src/sbin/ipfw/ipfw2.c:2602
#3  0x00000000004111c7 in ipfw_main (oldac=<value optimized out>,
oldav=0x801406050) at /data/src/sbin/ipfw/main.c:436
#4  0x0000000000410467 in main (ac=Unhandled dwarf expression opcode 0x93
) at /data/src/sbin/ipfw/main.c:621
#5  0x000000000040293f in _start ()

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