[tor-bugs] #11465 [Tor]: Log a backtrace on sandbox failure.
Tor Bug Tracker & Wiki
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Thu Apr 10 19:03:12 UTC 2014
#11465: Log a backtrace on sandbox failure.
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Reporter: nickm | Owner:
Type: defect | Status: new
Priority: normal | Milestone: Tor: 0.2.5.x-final
Component: Tor | Version:
Resolution: | Keywords: tor-client sandbox linux
Actual Points: | Parent ID:
Points: |
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Comment (by nickm):
Well, *that* was a fun one to diagnose. :/
First, it's necessary to make libc load symbols before we install the
sandbox filter. Otherwise, it will try to read some symbol tables from
some elf files and fail badly.
Second, we needed to allow the writev() syscall.
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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/11465#comment:1>
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