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libsub20 has a segfault somewhere. #35

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proan opened this issue Jun 20, 2014 · 1 comment
Open

libsub20 has a segfault somewhere. #35

proan opened this issue Jun 20, 2014 · 1 comment
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proan commented Jun 20, 2014

About to sub_i2c_read(). Handle: 0x6242a0

Program received signal SIGSEGV, Segmentation fault.
0x00000000f63249c4 in ?? ()
(gdb) backtrace
#0 0x00000000f63249c4 in ?? ()
#1 0x0000000000000001 in ?? ()
#2 0x0000000000000000 in ?? ()
@proan proan self-assigned this Jun 20, 2014
@proan proan added the bug label Jun 24, 2014
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proan commented Jun 24, 2014

It can be run successfully with gdb by setting breakpoints at sub_i2c_read, and after breaking a few times, removing them. Because it doesn't repeatedly fail in gdb, but does when run as rosrun, it looks like it could be a threading issue.

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