** Also affects: mir (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1550432
Title:
NBS (--nbuffers=0) causes software clients to crash with
std::exception::what: Failed to mmap buffer 13, "Permission denied")
Status in Mir:
Fix Committed
Status in mir package in Ubuntu:
New
Bug description:
with both mesa-x11 and mesa-kms:
$ bin/mir_demo_server --nbuffers=0 --test-client bin/mir_demo_client_multiwin
...
[2016-02-26 17:30:14.600378] <ERROR> MirBufferStreamAPI: Caught exception at
client library boundary (in mir_buffer_stream_get_graphics_region):
/home/alan/display_server/mir3/src/platforms/mesa/client/client_buffer.cpp(63):
Throw in function {anonymous}::ShmMemoryRegion::ShmMemoryRegion(const
std::shared_ptr<mir::client::mesa::BufferFileOps>&, int, const
mir::geometry::Size&, mir::geometry::Stride, MirPixelFormat)
Dynamic exception type:
boost::exception_detail::clone_impl<boost::exception_detail::error_info_injector<std::runtime_error>
>
std::exception::what: Failed to mmap buffer
13, "Permission denied"
[2016-02-26 17:30:14.600724] <ERROR> MirBufferStreamAPI: Caught exception at
client library boundary (in mir_buffer_stream_get_graphics_region):
/home/alan/display_server/mir3/src/platforms/mesa/client/client_buffer.cpp(63):
Throw in function {anonymous}::ShmMemoryRegion::ShmMemoryRegion(const
std::shared_ptr<mir::client::mesa::BufferFileOps>&, int, const
mir::geometry::Size&, mir::geometry::Stride, MirPixelFormat)
Dynamic exception type:
boost::exception_detail::clone_impl<boost::exception_detail::error_info_injector<std::runtime_error>
>
std::exception::what: Failed to mmap buffer
13, "Permission denied"
[2016-02-26 17:30:14.601024] <ERROR> MirBufferStreamAPI: Caught exception at
client library boundary (in mir_buffer_stream_get_graphics_region):
/home/alan/display_server/mir3/src/platforms/mesa/client/client_buffer.cpp(63):
Throw in function {anonymous}::ShmMemoryRegion::ShmMemoryRegion(const
std::shared_ptr<mir::client::mesa::BufferFileOps>&, int, const
mir::geometry::Size&, mir::geometry::Stride, MirPixelFormat)
Dynamic exception type:
boost::exception_detail::clone_impl<boost::exception_detail::error_info_injector<std::runtime_error>
>
std::exception::what: Failed to mmap buffer
13, "Permission denied"
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