test case:
go to a web page and try to save any element form this page (link, jpeg) to disc
result: sigsegv
strace output:
clock_gettime(CLOCK_MONOTONIC, {77406, 659417767}) = 0
clock_gettime(CLOCK_MONOTONIC, {77406, 659477600}) = 0
clock_gettime(CLOCK_MONOTONIC, {77406, 659539350}) = 0
gettimeofday({1406219722, 651899}, NULL) = 0
gettimeofday({1406219722, 652176}, NULL) = 0
write(24, "\372", 1) = 1
cacheflush(0xb1c16f18, 0xb1c16f78, 0, 0xb1c16f18, 0xbe7b23dc) = 0
cacheflush(0xb1c16f88, 0xb1c17010, 0, 0xb1c16f88, 0xbe7b23d4) = 0
cacheflush(0xb1c17020, 0xb1c17690, 0, 0xb1c17020, 0xbe7b3c2c) = 0
cacheflush(0xb1c176a0, 0xb1c176b8, 0, 0xb1c176a0, 0xbe7b3d0c) = 0
cacheflush(0xb1c176c8, 0xb1c17940, 0, 0xb1c176c8, 0xbe7b34a4) = 0
cacheflush(0xb1c17950, 0xb1c17afc, 0, 0xb1c17950, 0xbe7b347c) = 0
cacheflush(0xb1c17b10, 0xb1c17b3c, 0, 0xb1c17b10, 0xbe7b34c4) = 0
cacheflush(0xb1c17b48, 0xb1c17b64, 0, 0xb1c17b48, 0xbe7b34ac) = 0
cacheflush(0xb1c17b70, 0xb1c17da0, 0, 0xb1c17b70, 0xbe7b348c) = 0
cacheflush(0xb1c17db0, 0xb1c17eb0, 0, 0xb1c17db0, 0xbe7b27ec) = 0
cacheflush(0xb1c17ec0, 0xb1c17fa4, 0, 0xb1c17ec0, 0xbe7b3c1c) = 0
cacheflush(0xb1c17fb8, 0xb1c17fe8, 0, 0xb1c17fb8, 0xbe7b3d14) = 0
cacheflush(0xb1c17ff0, 0xb1c18038, 0, 0xb1c17ff0, 0xbe7b1d7c) = 0
cacheflush(0xb1c18048, 0xb1c18528, 0, 0xb1c18048, 0xbe7b35f4) = 0
cacheflush(0xb1c18538, 0xb1c18550, 0, 0xb1c18538, 0xbe7b363c) = 0
cacheflush(0xb1c18560, 0xb1c1859c, 0, 0xb1c18560, 0xbe7b369c) = 0
cacheflush(0xb1c185a8, 0xb1c185c4, 0, 0xb1c185a8, 0xbe7b2b54) = 0
cacheflush(0xb1c185d0, 0xb1c1862c, 0, 0xb1c185d0, 0xbe7b32f4) = 0
cacheflush(0xb1c18638, 0xb1c18720, 0, 0xb1c18638, 0xbe7b3244) = 0
cacheflush(0xb1c18730, 0xb1c188e0, 0, 0xb1c18730, 0xbe7b31fc) = 0
cacheflush(0xb1c188f0, 0xb1c18918, 0, 0xb1c188f0, 0xbe7b53c4) = 0
stat64("/home/ubuntu/Downloads/mJlk+npF.html", {st_mode=S_IFREG|0644, st_size=0, ...}) = 0
--- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, si_addr=0xedd16e04} ---
unlink("/home/ubuntu/.mozilla/firefox/qjtk7ihq.default/lock") = 0
close(9) = 0
rt_sigaction(SIGSEGV, NULL, {0xb4fd5f51, [], SA_NODEFER|SA_SIGINFO|0x4000000}, 8) = 0
prctl(PR_SET_DUMPABLE, 1) = 0
gettid() = 14696
mmap2(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb1c0e000
pipe([9, 60]) = 0
clone(child_stack=0xb1c0ff40, flags=CLONE_FS|CLONE_FILES|CLONE_UNTRACED) = 14744
prctl(PR_SET_PTRACER, 0x3998, 0, 0, 0x3998) = -1 EINVAL (Invalid argument)
write(60, "a", 1) = 1
wait4(14744, [{WIFEXITED(s) && WEXITSTATUS(s) == 0}], __WALL, NULL) = 14744
close(9) = 0
close(60) = 0
gettimeofday({1406219723, 99076}, NULL) = 0
open("/home/ubuntu/.mozilla/firefox/Crash Reports/LastCrash", O_WRONLY|O_CREAT|O_TRUNC, 0600) = 9
write(9, "1406219723", 10) = 10
close(9) = 0
open("/home/ubuntu/.mozilla/firefox/qjtk7ihq.default/minidumps/74bd099a-3ba1-8cd8-7a50730a-513d99ed.extra", O_WRONLY|O_CREAT|O_TRUNC, 0666) = 9
write(9, "StartupTime=1406219687\nEMCheckCo"..., 890) = 890
write(9, "CrashTime=", 10) = 10
write(9, "1406219723", 10) = 10
write(9, "\n", 1) = 1
write(9, "SecondsSinceLastCrash=", 22) = 22
write(9, "96", 2) = 2
write(9, "\n", 1) = 1
close(9) = 0
fork() = 14745
munmap(0xb1c0e000, 8192) = 0
rt_sigaction(SIGSEGV, {SIG_DFL, [SEGV], SA_RESTART|0x4000000}, {0xb4fd5f51, [], SA_NODEFER|SA_SIGINFO|0x4000000}, 8) = 0
exit_group(11) = ?
+++ exited with 11 +++
ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: firefox 31.0+build1-0ubuntu0.14.04.1
Uname: Linux 3.10.24-gf455cd4 armv7l
AddonCompatCheckDisabled: False
ApportVersion: 2.14.1-0ubuntu3.2
Architecture: armhf
BuildID: 20140715215125
CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211 not found.
Channel: Unavailable
CurrentDesktop: Unity
Date: Thu Jul 24 18:39:41 2014
Extensions: extensions.sqlite corrupt or missing
ForcedLayersAccel: False
IfupdownConfig:
# interfaces(5) file used by ifup(8) and ifdown(8)
# Include files from /etc/network/interfaces.d:
source-directory /etc/network/interfaces.d
IncompatibleExtensions: Unavailable (corrupt or non-existant compatibility.ini or extensions.sqlite)
IpRoute:
default via 192.168.1.1 dev eth0 proto static
192.168.0.0/16 dev eth0 proto kernel scope link src 192.168.1.34 metric 1
Locales: extensions.sqlite corrupt or missing
MostRecentCrashID: bp-96dea42c-be9f-47b9-a81c-469262140724
Plugins:
iTunes Application Detector - /usr/lib/mozilla/plugins/librhythmbox-itms-detection-plugin.so (rhythmbox-mozilla)
DivX® Web Player - /usr/lib/mozilla/plugins/libtotem-mully-plugin.so (totem-mozilla)
Windows Media Player Plug-in 10 (compatible; Videos) - /usr/lib/mozilla/plugins/libtotem-gmp-plugin.so (totem-mozilla)
VLC Multimedia Plugin (compatible Videos 3.10.1) - /usr/lib/mozilla/plugins/libtotem-cone-plugin.so (totem-mozilla)
QuickTime Plug-in 7.6.6 - /usr/lib/mozilla/plugins/libtotem-narrowspace-plugin.so (totem-mozilla)
PrefSources: prefs.js
Profiles: Profile0 (Default) - LastVersion=31.0/20140715215125
RelatedPackageVersions:
rhythmbox-mozilla 3.0.2-0ubuntu2
totem-mozilla 3.10.1-1ubuntu4
RfKill:
RunningIncompatibleAddons: False
SourcePackage: firefox
SubmittedCrashIDs: bp-96dea42c-be9f-47b9-a81c-469262140724
Themes: extensions.sqlite corrupt or missing
UpgradeStatus: No upgrade log present (probably fresh install)
Status changed to 'Confirmed' because the bug affects multiple users.