lscpu crashed on intel atom processor
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
util-linux (Ubuntu) |
Fix Released
|
Undecided
|
Unassigned |
Bug Description
Executing lscpu on Ubuntu 12.10 (x86) on intel atom processor caused lscpu to crash with an error message "floating point exception (core dumped) lscpu".
Output from strace:
% strace lscpu
execve(
brk(0) = 0x94e9000
access(
mmap2(NULL, 8192, PROT_READ|
access(
open("/
fstat64(3, {st_mode=
mmap2(NULL, 82866, PROT_READ, MAP_PRIVATE, 3, 0) = 0xb7738000
close(3) = 0
access(
open("/
read(3, "\177ELF\
fstat64(3, {st_mode=
mmap2(NULL, 1743580, PROT_READ|
mprotect(
mmap2(0xb7732000, 12288, PROT_READ|
mmap2(0xb7735000, 10972, PROT_READ|
close(3) = 0
mmap2(NULL, 4096, PROT_READ|
set_thread_
mprotect(
mprotect(0x804f000, 4096, PROT_READ) = 0
mprotect(
munmap(0xb7738000, 82866) = 0
brk(0) = 0x94e9000
brk(0x950a000) = 0x950a000
open("/
fstat64(3, {st_mode=
mmap2(NULL, 2097152, PROT_READ, MAP_PRIVATE, 3, 0) = 0xb738d000
mmap2(NULL, 4096, PROT_READ, MAP_PRIVATE, 3, 0x5e0) = 0xb774c000
close(3) = 0
open("/
uname({sys="Linux", node="owl", ...}) = 0
access(
access(
access(
fstat64(3, {st_mode=
mmap2(NULL, 4096, PROT_READ|
read(3, "processor\t: 0\nvendor_id\t: Genuin"..., 1024) = 1024
read(3, " 1\ninitial apicid\t: 1\nfdiv_bug\t:"..., 1024) = 514
read(3, "", 1024) = 0
close(3) = 0
munmap(0xb774b000, 4096) = 0
access(
open("/
fstat64(3, {st_mode=
mmap2(NULL, 4096, PROT_READ|
read(3, "7\n", 4096) = 2
close(3) = 0
munmap(0xb774b000, 4096) = 0
access(
open("/
fstat64(3, {st_mode=
mmap2(NULL, 4096, PROT_READ|
read(3, "0-1\n", 4096) = 4
close(3) = 0
munmap(0xb774b000, 4096) = 0
access(
open("/
fstat64(3, {st_mode=
mmap2(NULL, 4096, PROT_READ|
read(3, "03\n", 4096) = 3
close(3) = 0
munmap(0xb774b000, 4096) = 0
open("/
fstat64(3, {st_mode=
mmap2(NULL, 4096, PROT_READ|
read(3, "01\n", 4096) = 3
close(3) = 0
munmap(0xb774b000, 4096) = 0
access(
--- SIGFPE (Floating point exception) @ 0 (0) ---
+++ killed by SIGFPE (core dumped) +++
zsh: floating point exception (core dumped) strace lscpu
ProblemType: Bug
DistroRelease: Ubuntu 12.10
Package: util-linux 2.20.1-5.1ubuntu2
ProcVersionSign
Uname: Linux 3.5.0-17-generic i686
ApportVersion: 2.6.1-0ubuntu6
Architecture: i386
Date: Tue Oct 30 15:37:15 2012
InstallationDate: Installed on 2012-10-18 (11 days ago)
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Release i386 (20121017.2)
MarkForUpload: True
ProcEnviron:
PATH=(custom, no user)
XDG_RUNTIME_
LANG=en_US.UTF-8
SHELL=/usr/bin/zsh
SourcePackage: util-linux
UpgradeStatus: No upgrade log present (probably fresh install)
Status changed to 'Confirmed' because the bug affects multiple users.