On an amd64 machine, I do get a core dump:
xnox@ottawa:~$ lscpu
Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
Address sizes: 39 bits physical, 48 bits virtual
CPU(s): 8
On-line CPU(s) list: 0-7
Thread(s) per core: 2
Core(s) per socket: 4
Socket(s): 1
NUMA node(s): 1
Vendor ID: GenuineIntel
CPU family: 6
Model: 94
Model name: Intel(R) Core(TM) i7-6700HQ CPU @ 2.60GHz
Stepping: 3
CPU MHz: 800.003
CPU max MHz: 3500.0000
CPU min MHz: 800.0000
BogoMIPS: 5184.00
Virtualization: VT-x
L1d cache: 32K
L1i cache: 32K
L2 cache: 256K
L3 cache: 6144K
NUMA node0 CPU(s): 0-7
Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca
cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx
pdpe1gb rdtscp lm constant_tsc art arch_perfmon pebs bts rep_good nopl
xtopology nonstop_tsc cpuid aperfmperf tsc_known_freq pni pclmulqdq dtes64
monitor ds_cpl vmx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid sse4_1 sse4_2
x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm
3dnowprefetch cpuid_fault epb invpcid_single pti ssbd ibrs ibpb stibp
tpr_shadow vnmi flexpriority ept vpid ept_ad fsgsbase tsc_adjust bmi1 hle avx2
smep bmi2 erms invpcid rtm mpx rdseed adx smap clflushopt intel_pt xsaveopt
xsavec xgetbv1 xsaves dtherm ida arat pln pts hwp hwp_notify hwp_act_window
hwp_epp flush_l1d
xnox@ottawa:~$ cat test.pl
#!//usr/bin/perl
use POSIX qw(mblen);
my $str = "data";
print "Calling mblen with str=$str\n";
my $len = mblen($str, MB_CUR_MAX);
print "mblen returned with len=$len\n";
xnox@ottawa:~$ ./test.pl
Calling mblen with str=data
perl: mbrtowc.c:105: __mbrtowc: Assertion `__mbsinit (data.__statep)' failed.
Aborted (core dumped)
** Summary changed:
- Perl core dumping core on UBUNTU 19.04 by executing perl script
+ mblen() failing in Perl / Perl core dumping core on UBUNTU 19.04 by executing
perl script, multiple architectures
** Changed in: perl (Ubuntu)
Status: Incomplete => Confirmed
** Changed in: perl (Ubuntu)
Importance: Undecided => Critical
** Changed in: perl (Ubuntu)
Milestone: None => ubuntu-19.04
** Tags added: rls-bb-incoming
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https://bugs.launchpad.net/bugs/1818953
Title:
mblen() failing in Perl / Perl core dumping core on UBUNTU 19.04 by
executing perl script, multiple architectures
Status in The Ubuntu-power-systems project:
Incomplete
Status in perl package in Ubuntu:
Confirmed
Bug description:
== Comment: #0 - NAGENDRA P. DONTAMSETTY <[email protected]> - 2019-02-28
00:14:49 ==
---Problem Description---
Perl core dumping core on UBUNTU 19.04 by executing perl script
---uname output---
root@p8ct1p13:/tmp# uname -a Linux p8ct1p13.in.ibm.com 4.19.0-13-generic
#14-Ubuntu SMP Thu Feb 7 21:50:00 UTC 2019 ppc64le ppc64le ppc64le GNU/Linux
Machine Type = ppc64le and power8
---Debugger Data---
root@p8ct1p13:/tmp# file core
core: ELF 64-bit LSB core file, 64-bit PowerPC or cisco 7500, version 1
(SYSV), SVR4-style, from '/usr/bin/perl /usr/bin/mkrsrc IBM.Ray Name=fvt1
NodeNameList={p8ct1p09.in.ibm.c', real uid: 0, effective uid: 0, real gid: 0,
effective gid: 0, execfn: '/usr/bin/mkrsrc', platform: 'power8'
---Steps to Reproduce---
Description: Perl core dumpinmg core on UBUNTU 19.04 by exec cmd "mkrsrc"
root@p8ct1p13:/tmp# uname -a
Linux p8ct1p13.in.ibm.com 4.19.0-13-generic #14-Ubuntu SMP Thu Feb 7 21:50:00
UTC 2019 ppc64le ppc64le ppc64le GNU/Linux
root@p8ct1p13:~# cat /etc/os-release
NAME="Ubuntu"
VERSION="19.04 (Disco Dingo)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu Disco Dingo (development branch)"
VERSION_ID="19.04"
HOME_URL="https://www.ubuntu.com/";
SUPPORT_URL="https://help.ubuntu.com/";
BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/";
PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy";
VERSION_CODENAME=disco
UBUNTU_CODENAME=disco
root@p8ct1p13:~# ctversion -bv
RSCT_Build_Name=rsholxs002a 3.2.4.2 RSCT_Build_Time=19043.16:11:49
RSCT_Build_Context=ppc64le_linux_2
root@p8ct1p13:/tmp# mkrsrc IBM.Ray Name="fvt1"
NodeNameList={"p8ct1p09.in.ibm.com"} ManualMode=0 Int32=00 String="Initial Test
String 2"
perl: mbrtowc.c:105: __mbrtowc: Assertion `__mbsinit (data.__statep)' failed.
Aborted (core dumped)
root@p8ct1p13:/tmp# file core
core: ELF 64-bit LSB core file, 64-bit PowerPC or cisco 7500, version 1
(SYSV), SVR4-style, from '/usr/bin/perl /usr/bin/mkrsrc IBM.Ray Name=fvt1
NodeNameList={p8ct1p09.in.ibm.c', real uid: 0, effective uid: 0, real gid: 0,
effective gid: 0, execfn: '/usr/bin/mkrsrc', platform: 'power8'
root@p8ct1p13:/tmp# which mkrsrc
/usr/bin/mkrsrc
root@p8ct1p13:/tmp# file /usr/bin/mkrsrc
/usr/bin/mkrsrc: symbolic link to /opt/rsct/bin/mkrsrc
root@p8ct1p13:/tmp# file /opt/rsct/bin/mkrsrc
/opt/rsct/bin/mkrsrc: Perl script text executable
Contact Information = Nagendra Dontamsetty/[email protected],
Anirban/[email protected]
Userspace tool common name: perl 5
The userspace tool has the following bit modes: 64bit
Userspace rpm: ii perl 5.28.1-4
ppc64el
Userspace tool obtained from project website: na
*Additional Instructions for Nagendra Dontamsetty/[email protected],
Anirban/[email protected]:
-Post a private note with access information to the machine that is currently
in the debugger.
-Attach ltrace and strace of userspace application.
To manage notifications about this bug go to:
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