[Bug 204426] Processes terminating cannot access memory

bugzilla-noreply at freebsd.org bugzilla-noreply at freebsd.org
Mon Jan 25 12:06:14 UTC 2016


--- Comment #7 from rblayzor at inoc.net ---
GNU gdb 6.1.1 [FreeBSD]
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "amd64-marcel-freebsd"...
Core was generated by `dovecot'.
Program terminated with signal 11, Segmentation fault.
Reading symbols from /usr/local/lib/dovecot/libdovecot.so.0...done.
Loaded symbols for /usr/local/lib/dovecot/libdovecot.so.0
Reading symbols from /lib/libc.so.7...done.
Loaded symbols for /lib/libc.so.7
Reading symbols from /libexec/ld-elf.so.1...done.
Loaded symbols for /libexec/ld-elf.so.1
#0  0x00000008006226bc in _rtld_is_dlopened () from /libexec/ld-elf.so.1
(gdb) x/i $rip
0x8006226bc <_rtld_is_dlopened+15468>:
    mov    %edi,0x213236(%rip)        # 0x8008358f8 <_rtld_atfork_post+2174936>
(gdb) info registers
rax            0x0      0
rbx            0x800835b50      34368346960
rcx            0x8014b1310      34381435664
rdx            0x8014b13d0      34381435856
rsi            0x7fffffffaf08   140737488334600
rdi            0x1      1
rbp            0x7fffffffaed0   0x7fffffffaed0
rsp            0x7fffffffaed0   0x7fffffffaed0
r8             0x103    259
r9             0x8080808080808080       -9187201950435737472
r10            0x1      1
r11            0x801406e30      34380738096
r12            0x7fffffffb328   140737488335656
r13            0x7fffffffb350   140737488335696
r14            0x7fffffffaf08   140737488334600
r15            0x800834850      34368342096
rip            0x8006226bc      0x8006226bc <_rtld_is_dlopened+15468>
eflags         0x10202  66050
cs             0x43     67
ss             0x3b     59
ds             0x0      0
es             0x0      0
fs             0x0      0
gs             0x0      0

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