[tor-bugs] #22610 [Applications/Tor Browser]: Tor Browser 7.5a1 crashes when opening a PDF file on my desktop

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#22610: Tor Browser 7.5a1 crashes when opening a PDF file on my desktop
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     Reporter:  cypherpunks               |      Owner:  tbb-team
         Type:  defect                    |     Status:  new
     Priority:  Medium                    |  Milestone:
    Component:  Applications/Tor Browser  |    Version:
     Severity:  Normal                    |   Keywords:  tbb-crash
Actual Points:                            |  Parent ID:
       Points:                            |   Reviewer:
      Sponsor:                            |
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 Tor Browser 7.5a1 (7.0.1 doesn't have this issue as far as I tested)

 Platform: Debian sid 64 bits.

 Steps to reproduce:

 1. Open Tor Browser,
 2. Ctrl+O
 3. Select some PDF file and click open
 4. Download box will show up, click on cancel
 5. it should crash

 When debugging:

 {{{
 [Parent 3674] ###!!! ABORT: __delete__()d actor: file /home/debian/build
 /tor-browser/ipc/glue/ProtocolUtils.cpp, line 299
 [Parent 3674] ###!!! ABORT: __delete__()d actor: file /home/debian/build
 /tor-browser/ipc/glue/ProtocolUtils.cpp, line 299
 Crash Annotation GraphicsCriticalError: |[C0][GFX1-]: Receive IPC close
 with reason=AbnormalShutdown (t=8.69987) [GFX1-]: Receive IPC close with
 reason=AbnormalShutdown
 [Child 3795] WARNING: pipe error (3): Connection reset by peer: file
 /home/debian/build/tor-
 browser/ipc/chromium/src/chrome/common/ipc_channel_posix.cc, line 322
 [Child 3795] ###!!! ABORT: Aborting on channel error.: file
 /home/debian/build/tor-browser/ipc/glue/MessageChannel.cpp, line 2152
 [Child 3795] ###!!! ABORT: Aborting on channel error.: file
 /home/debian/build/tor-browser/ipc/glue/MessageChannel.cpp, line 2152
 [notice] Owning controller connection has closed -- exiting now.
 [notice] Catching signal TERM, exiting cleanly.
 ./Browser/start-tor-browser: line 369:  3674 Segmentation fault      (core
 dumped) TOR_CONTROL_PASSWD=${TOR_CONTROL_PASSWD} ./firefox --class "Tor
 Browser" -profile TorBrowser/Data/Browser/profile.default "${@}" <
 /dev/null
 }}}

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/22610>
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