Public bug reported:
Mako, image 50 + manual unity8 update (7.84+14.04.20131206.1-0ubuntu1).
Just press the power button quickly to blank/unblank the screen, and
unity8 will crash with the following:
Program terminated with signal 6, Aborted.
#0 __libc_do_syscall () at
../ports/sysdeps/unix/sysv/linux/arm/libc-do-syscall.S:44
44 ../ports/sysdeps/unix/sysv/linux/arm/libc-do-syscall.S: No such file or
directory.
(gdb) bt full
#0 __libc_do_syscall () at
../ports/sysdeps/unix/sysv/linux/arm/libc-do-syscall.S:44
No locals.
#1 0x40e215fe in __GI_raise (sig=sig@entry=6) at
../nptl/sysdeps/unix/sysv/linux/raise.c:56
_a1 = <optimized out>
_a3tmp = 6
_a1tmp = 0
_a3 = <optimized out>
_nametmp = 268
_a2tmp = 1520
_a2 = <optimized out>
_name = <optimized out>
_sys_result = <optimized out>
pd = 0x46b3c460
pid = 0
selftid = 1520
#2 0x40e23e1a in __GI_abort () at abort.c:90
save_stage = 2
act = {__sigaction_handler = {sa_handler = 0x40e83044 <write+52>,
sa_sigaction = 0x40e83044 <write+52>}, sa_mask = {__val = {2, 1, 1089325599,
1088958560, 1088730173, 1126388064, 1186186336, 1126388224, 1186186336,
1086550016, 667796, 1186187552, 0, 3252,
1186182968, 1073817549, 1126388224, 1, 5, 0, 85, 1088428904, 1,
1089326576, 1, 1441296276, 1086849877, 78, 85, 1073835572, 1444402408, 1}},
sa_flags = 2, sa_restorer = 0x1}
sigs = {__val = {32, 0 <repeats 31 times>}}
#3 0x40c817b4 in __gnu_cxx::__verbose_terminate_handler () at
../../../../src/libstdc++-v3/libsupc++/vterminate.cc:95
terminating = true
t = <optimized out>
#4 0x40c801d4 in __cxxabiv1::__terminate (handler=<optimized out>) at
../../../../src/libstdc++-v3/libsupc++/eh_terminate.cc:38
No locals.
#5 0x40c801f0 in std::terminate () at
../../../../src/libstdc++-v3/libsupc++/eh_terminate.cc:48
No locals.
#6 0x40c8041a in __cxxabiv1::__cxa_throw (obj=0x5617d540, tinfo=<optimized
out>, dest=<optimized out>) at
../../../../src/libstdc++-v3/libsupc++/eh_throw.cc:84
No locals.
#7 0x4142269e in void
boost::throw_exception<boost::exception_detail::error_info_injector<std::runtime_error>
>(boost::exception_detail::error_info_injector<std::runtime_error> const&) ()
from /usr/lib/arm-linux-gnueabihf/libmirplatformgraphics.so
No symbol table info available.
#8 0x41426840 in mir::graphics::android::HWCCommonDevice::mode(MirPowerMode)
() from /usr/lib/arm-linux-gnueabihf/libmirplatformgraphics.so
No symbol table info available.
#9 0x41422f26 in
mir::graphics::android::AndroidDisplay::configure(mir::graphics::DisplayConfiguration
const&) () from /usr/lib/arm-linux-gnueabihf/libmirplatformgraphics.so
No symbol table info available.
#10 0x402efeae in DBusScreen::setScreenPowerMode(QString const&) () from
/usr/lib/arm-linux-gnueabihf/libunity-mir.so.1
No symbol table info available.
#11 0x402f56e8 in DBusScreen::qt_metacall(QMetaObject::Call, int, void**) ()
from /usr/lib/arm-linux-gnueabihf/libunity-mir.so.1
No symbol table info available.
#12 0x402a01da in ?? () from /usr/lib/arm-linux-gnueabihf/libQt5DBus.so.5
No symbol table info available.
#13 0x402a01da in ?? () from /usr/lib/arm-linux-gnueabihf/libQt5DBus.so.5
No symbol table info available.
Backtrace stopped: previous frame identical to this frame (corrupt stack?)
** Affects: mir (Ubuntu)
Importance: Undecided
Status: New
** Affects: unity8 (Ubuntu)
Importance: Undecided
Status: New
** Tags: avengers
** Tags added: avengers
** Also affects: mir (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1258655
Title:
Abort when blanking/unblanking screen
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