Crash in arena_t::MallocSmall(unsigned long, bool)

Similar reports
Problem #824013
Component
firefox
Last affected version
0:147.0.4-1.fc42
Executable
/usr/lib64/firefox/firefox
Error name
SIGSEGV 11
First occurrence
2026-03-18
Last occurrence
2026-03-22
Unique reports
1
Quality
-32

Statistics

Operating system Unique / Total count
Fedora 42 1 / 21
Operating system Count
Fedora 42 21
Architecture Count
x86_64 21
Related packages Count
nspr 21
 0:4.38.2-1.fc42 21
expat 21
 0:2.7.3-1.fc42 21
firefox 21
 0:147.0.4-1.fc42 21
Show more… (4)
libevent 21
 0:2.1.12-15.fc42 21
libwebp 21
 0:1.5.0-2.fc42 21
nss-util 21
 0:3.119.1-1.fc42 21
libvpx 21
 0:1.15.0-3.fc42 21

Packages names with count less than the total count of reports are most probably not the cause of the problem.

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Backtrace

Frame # Function Binary Source or offset Line
1
arena_t::MallocSmall(unsigned long, bool)
/usr/lib64/firefox/firefox 0x179e6
Build id: d67d0e86647dcb1b06bcbf05f31636fa59728497 		-
2
MozJemallocPHC::malloc(unsigned long)
/usr/lib64/firefox/firefox 0x1bd09
Build id: d67d0e86647dcb1b06bcbf05f31636fa59728497 		-
3
nsTSubstring<char>::StartBulkWriteImpl(unsigned long, unsigned long, bool, unsigned long, unsigned long, unsigned long)
/usr/lib64/firefox/libxul.so 0x47ffae
Build id: 4f0821258cda68c96f5239b1f2c7454bd537c784 		-
4
nsTSubstring<char>::Assign(char const*, unsigned long, std::nothrow_t const&)
/usr/lib64/firefox/libxul.so 0x4801b5
Build id: 4f0821258cda68c96f5239b1f2c7454bd537c784 		-
5
nsTSubstring<char>::Assign(char const*, unsigned long)
/usr/lib64/firefox/libxul.so 0x4802dc
Build id: 4f0821258cda68c96f5239b1f2c7454bd537c784 		-
6
PrefValue::Deserialize(mozilla::PrefType, char const*, mozilla::Maybe<mozilla::dom::PrefValue>*)
/usr/lib64/firefox/libxul.so 0x5e48b6
Build id: 4f0821258cda68c96f5239b1f2c7454bd537c784 		-
7
Pref::Deserialize(char const*, mozilla::dom::Pref*)
/usr/lib64/firefox/libxul.so 0x5e5214
Build id: 4f0821258cda68c96f5239b1f2c7454bd537c784 		-
8
mozilla::Preferences::DeserializePreferences(char const*, unsigned long)
/usr/lib64/firefox/libxul.so 0x5e7d7c
Build id: 4f0821258cda68c96f5239b1f2c7454bd537c784 		-
9
mozilla::ipc::SharedPreferenceDeserializer::DeserializeFromSharedMemory(mozilla::ipc::shared_memory::Handle<(mozilla::ipc::shared_memory::Type)1>&&, mozilla::ipc::shared_memory::Handle<(mozilla::ipc::shared_memory::Type)1>&&)
/usr/lib64/firefox/libxul.so 0xdd45bc
Build id: 4f0821258cda68c96f5239b1f2c7454bd537c784 		-
10
mozilla::ipc::ProcessChild::InitPrefs(int, char**)
/usr/lib64/firefox/libxul.so 0xdd46df
Build id: 4f0821258cda68c96f5239b1f2c7454bd537c784 		-
11
mozilla::net::SocketProcessImpl::Init(int, char**)
/usr/lib64/firefox/libxul.so 0xc8923d
Build id: 4f0821258cda68c96f5239b1f2c7454bd537c784 		-
12
XRE_InitChildProcess(int, char**, XREChildData const*)
/usr/lib64/firefox/libxul.so 0x52d6831
Build id: 4f0821258cda68c96f5239b1f2c7454bd537c784 		-
13
main
/usr/lib64/firefox/firefox 0x2014
Build id: d67d0e86647dcb1b06bcbf05f31636fa59728497 		-
14
__libc_start_call_main
/lib64/libc.so.6 0x3575
Build id: 92b5376d35bb29c098175948cf3e7cbcae3aeae1 		-
15
__libc_start_main@@GLIBC_2.34
/lib64/libc.so.6 0x3628
Build id: 92b5376d35bb29c098175948cf3e7cbcae3aeae1 		-
16
_start
/usr/lib64/firefox/firefox 0x2625
Build id: d67d0e86647dcb1b06bcbf05f31636fa59728497 		-