Hi ,

I just upgraded my jenkins version from version 2.107.3 to version 2.121.2 and restarted.

but i am keep getting error on GUI .

This Jenkins appears to have crashed. Please check the logs.

Error log:-

A fatal error has been detected by the Java Runtime Environment:
#

1. SIGSEGV (0xb) at pc=0x00007f667e79ddfa, pid=10630, tid=0x00007f65dbfff700
   #
2. JRE version: Java(TM) SE Runtime Environment (8.0_121-b13) (build 1.8.0_121-b13)
3. Java VM: Java HotSpot(TM) 64-Bit Server VM (25.121-b13 mixed mode linux-amd64 compressed oops)
4. Problematic frame:
5. C [libc.so.6+0x88dfa] strlen+0x2a
   #
6. Failed to write core dump. Core dumps have been disabled. To enable core dumping, try "ulimit -c unlimited" before starting Java again
   #
7. If you would like to submit a bug report, please visit:
8. http://bugreport.java.com/bugreport/crash.jsp
9. The crash happened outside the Java Virtual Machine in native code.
10. See problematic frame for where to report the bug.
    #

--------------- T H R E A D ---------------

Current thread (0x00007f65e437b800): JavaThread "SCM polling for hudson.model.FreeStyleProject@2735f3d5[Ad Pixel]" [_thread_in_native, id=11460, stack(0x00007f65dbeff000,0x00007f65dc000000)]

siginfo: si_signo: 11 (SIGSEGV), si_code: 1 (SEGV_MAPERR), si_addr: 0x000000000000000c

Registers:
RAX=0x000000000000000c, RBX=0x0000000000000015, RCX=0x000000000000000c, RDX=0x0000000000001000
RSP=0x00007f65dbffa4d8, RBP=0x00007f665668b510, RSI=0x00007f65dbffa9b0, RDI=0x000000000000000c
R8 =0x0000000000000000, R9 =0x00007f65dbffa458, R10=0x00007f667ead5fe0, R11=0x00000000fffffff8
R12=0x000000000000000c, R13=0x00007f665668b550, R14=0x00007f667f3217e0, R15=0x0000000000000004
RIP=0x00007f667e79ddfa, EFLAGS=0x0000000000010293, CSGSFS=0x0000000000000033, ERR=0x0000000000000004
TRAPNO=0x000000000000000e

Top of Stack: (sp=0x00007f65dbffa4d8)
0x00007f65dbffa4d8: 00007f667f11c71d 00007f66240068e0
0x00007f65dbffa4e8: 00007f65dbffadb0 00007f65dbffadb0
0x00007f65dbffa4f8: 00007f6600039759 00007f65dbffa540
0x00007f65dbffa508: 00007f6600039762 00007f6624009480
0x00007f65dbffa518: 00007f65dbffa5b0 0000000000000004
0x00007f65dbffa528: 00007f667f11b5fc 00007f65dbffadb0
0x00007f65dbffa538: 00007f65dbffa9b0 00656e696c646d63
0x00007f65dbffa548: 00007f667ddf3c00 00007f65dbffa5d0
0x00007f65dbffa558: 00007f65dbffa610 00007f65e437b800
0x00007f65dbffa568: 0000000000000000 00007f65e437b800
0x00007f65dbffa578: 0000000000000000 00007f65e437b800
0x00007f65dbffa588: 00007f66301679e0 00007f65e437b800
0x00007f65dbffa598: 00007f667ef073b9 0000000000000000
0x00007f65dbffa5a8: 0000000000000020 6d616e6500203a5d
0x00007f65dbffa5b8: 00007f65e4003a65 0000000000000020
0x00007f65dbffa5c8: 00007f65dbffa610 00007f65dbffc640
0x00007f65dbffa5d8: 00007f667cdf2ea2 00000007c01abd28
0x00007f65dbffa5e8: 00007f65dbffa610 0000000000000042
0x00007f65dbffa5f8: 00007f65dbffc658 00007f65dbffc650
0x00007f65dbffa608: 00007f6669069620 4278ae9a306fc571
0x00007f65dbffa618: 11f4198c9369d5bf 4b6011c75f4cbc4e
0x00007f65dbffa628: ae2d9a04c969685c 00007f65e2cf0150
0x00007f65dbffa638: 00000007c00257e0 00000007c00007a8
0x00007f65dbffa648: 00000007c00007a8 00007f65dbffa6e0
0x00007f65dbffa658: 00007f667ddf3c63 00007f65dbffa6e0
0x00007f65dbffa668: 00007f65dbffa720 00007f65e437b800
0x00007f65dbffa678: 0000000000000000 00007f65e437b800
0x00007f65dbffa688: 0000000000000000 00007f65e437b800
0x00007f65dbffa698: 00007f66301679e0 00007f65e437b800
0x00007f65dbffa6a8: 00007f667ef073b9 0000000000000000
0x00007f65dbffa6b8: 0000000000000020 0000000000000000
0x00007f65dbffa6c8: 00007f65e437b9f8 0000000000000020

Instructions: (pc=0x00007f667e79ddfa)
0x00007f667e79ddda: 66 45 0f ef d2 66 45 0f ef db 48 89 f8 48 89 f9
0x00007f667e79ddea: 48 81 e1 ff 0f 00 00 48 81 f9 cf 0f 00 00 77 66
0x00007f667e79ddfa: f3 44 0f 6f 20 66 45 0f 74 e0 66 41 0f d7 d4 85
0x00007f667e79de0a: d2 74 04 0f bc c2 c3 48 83 e0 f0 66 44 0f 74 48

Register to memory mapping:

RAX=0x000000000000000c is an unknown value
RBX=0x0000000000000015 is an unknown value
RCX=0x000000000000000c is an unknown value
RDX=0x0000000000001000 is an unknown value
RSP=0x00007f65dbffa4d8 is pointing into the stack for thread: 0x00007f65e437b800
RBP=0x00007f665668b510 is pointing into the stack for thread: 0x00007f65f026f000
RSI=0x00007f65dbffa9b0 is pointing into the stack for thread: 0x00007f65e437b800
RDI=0x000000000000000c is an unknown value
R8 =0x0000000000000000 is an unknown value
R9 =0x00007f65dbffa458 is pointing into the stack for thread: 0x00007f65e437b800
R10=0x00007f667ead5fe0: <offset 0x3c0fe0> in /lib/x86_64-linux-gnu/libc.so.6 at 0x00007f667e715000
R11=0x00000000fffffff8 is an unknown value
R12=0x000000000000000c is an unknown value
R13=0x00007f665668b550 is pointing into the stack for thread: 0x00007f65f026f000
R14=0x00007f667f3217e0: snoopy_inputdatastorage_data+0 in /usr/local/lib/libsnoopy.so at 0x00007f667f116000
R15=0x0000000000000004 is an unknown value

Stack: [0x00007f65dbeff000,0x00007f65dc000000], sp=0x00007f65dbffa4d8, free space=1005k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
C [libc.so.6+0x88dfa] strlen+0x2a

Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)
J 8774 java.lang.UNIXProcess.forkAndExec(I[B[B[BI[BI[B[IZ)I (0 bytes) @ 0x00007f66695ce28f [0x00007f66695ce1c0+0xcf]
J 8647 C1 java.lang.UNIXProcess.<init>([B[BI[BI[B[IZ)V (63 bytes) @ 0x00007f666a84c134 [0x00007f666a84bf00+0x234]
J 8402 C1 java.lang.ProcessImpl.start([Ljava/lang/String;Ljava/util/Map;Ljava/lang/String;[Ljava/lang/ProcessBuilder$Redirect;Z)Ljava/lang/Process; (634 bytes) @ 0x00007f666a8036ec [0x00007f666a801d40+0x19ac]
J 8048 C1 java.lang.ProcessBuilder.start()Ljava/lang/Process; (303 bytes) @ 0x00007f666a6ae664 [0x00007f666a6adbe0+0xa84]
J 8883 C1 hudson.Proc$LocalProc.<init>(Ljava/lang/String;Ljava/lang/ProcessBuilder;Ljava/io/InputStream;Ljava/io/OutputStream;Ljava/io/OutputStream;)V (374 bytes) @ 0x00007f666a9c271c [0x00007f666a9c1a80+0xc9c]
J 8661 C1 hudson.Proc$LocalProc.<init>([Ljava/lang/String;[Ljava/lang/String;Ljava/io/InputStream;Ljava/io/OutputStream;Ljava/io/OutputStream;Ljava/io/File;)V (52 bytes) @ 0x00007f666a4ea89c [0x00007f666a4ea440+0x45c]
J 8421 C1 hudson.Launcher$LocalLauncher.launch(Lhudson/Launcher$ProcStarter;)Lhudson/Proc; (154 bytes) @ 0x00007f666a8202fc [0x00007f666a81f680+0xc7c]
J 8216 C1 org.jenkinsci.plugins.gitclient.CliGitAPIImpl.launchCommandIn(Lhudson/util/ArgumentListBuilder;Ljava/io/Filoracle/jre/lib/amd64/server/libjvm.so
7f667e3f1000-7f667e5f1000 ---p 00cce000 ca:01 400881 /usr/lib/jvm/java-8-oracle/jre/lib/amd64/server/libjvm.so
7f667e5f1000-7f667e6ca000 rw-p 00cce000 ca:01 400881 /usr/lib/jvm/java-8-oracle/jre/lib/amd64/server/libjvm.so
7f667e6ca000-7f667e715000 rw-p 00000000 00:00 0
7f667e715000-7f667e8d3000 r-xp 00000000 ca:01 453871 /lib/x86_64-linux-gnu/libc-2.19.so
7f667e8d3000-7f667ead3000 ---p 001be000 ca:01 453871 /lib/x86_64-linux-gnu/libc-2.19.so

7f667eef7000-7f667eef8000 rw-p 00015000 ca:01 402713 /usr/lib/jvm/java-8-oracle/jre/lib/amd64/jli/libjli.so
7f667eef8000-7f667ef11000 r-xp 00000000 ca:01 453863 /lib/x86_64-linux-gnu/libpthread-2.19.so
7f667ef11000-7f667f110000 ---p 00019000 ca:01 453863 /lib/x86_64-linux-gnu/libpthread-2.19.so
7f667f110000-7f667f111000 r--p 00018000 ca:01 453863 /lib/x86_64-linux-gnu/libpthread-2.19.so
7f667f111000-7f667f112000 rw-p 00019000 ca:01 453863 /lib/x86_64-linux-gnu/libpthread-2.19.so
7f667f112000-7f667f116000 rw-p 00000000 00:00 0
7f667f116000-7f667f121000 r-xp 00000000 ca:01 325 /usr/local/lib/libsnoopy.so.0.0.0
7f667f121000-7f667f320000 ---p 0000b000 ca:01 325 /usr/local/lib/libsnoopy.so.0.0.0
7f667f320000-7f667f321000 r--p 0000a000 ca:01 325 /usr/local/lib/libsnoopy.so.0.0.0
7f667f321000-7f667f322000 rw-p 0000b000 ca:01 325 /usr/local/lib/libsnoopy.so.0.0.0
7f667f322000-7f667f345000 r-xp 00000000 ca:01 453854 /lib/x86_64-linux-gnu/ld-2.19.so
7f667f345000-7f667f347000 r--s 0000f000 ca:01 405317 /var/cache/jenkins/war/WEB-INF/lib/commons-fileupload-1.3.1-jenkins-2.jar
7f667f347000-7f667f349000 r--s 00000000 ca:01 405203 /var/cache/jenkins/war/WEB-INF/lib/windows-package-checker-1.2.jar
7f667f349000-7f667f34a000 r--s 0000c000 ca:01 405308 /var/cache/jenkins/war/WEB-INF/lib/asm-5.0.3.jar
7f667f34a000-7f667f350000 r--s 00035000 ca:01 404970 /var/cache/jenkins/war/WEB-INF/lib/jaxen-1.1-beta-11.jar
7f667f350000-7f667f355000 r--s 00041000 ca:01 405196 /var/cache/jenkins/war/WEB-INF/lib/commons-lang-2.6.jar
7f667f355000-7f667f357000 r--s 00003000 ca:01 405302 /var/cache/jenkins/war/WEB-INF/lib/icon-set-1.0.5.jar
7f667f357000-7f667f359000 r--s 00004000 ca:01 404963 /var/cache/jenkins/war/WEB-INF/lib/launchd-slave-installer-1.2.jar
7f667f359000-7f667f363000 r--s 00116000 ca:01 403018 /usr/lib/jvm/java-8-oracle/jre/lib/ext/localedata.jar
7f667f363000-7f667f366000 r--s 0001a000 ca:01 395997 /usr/lib/jvm/java-8-oracle/jre/lib/jce.jar
7f667f366000-7f667f36a000 r--s 0009a000 ca:01 402935 /usr/lib/jvm/java-8-oracle/jre/lib/jsse.jar
7f667f36a000-7f667f388000 r--s 04702000 ca:01 516885 /usr/share/jenkins/jenkins.war
7f667f388000-7f667f432000 rw-p 00000000 00:00 0
7f667f432000-7f667f435000 ---p 00000000 00:00 0
7f667f435000-7f667f536000 rw-p 00000000 00:00 0
7f667f536000-7f667f537000 r--s 00004000 ca:01 463085 /var/cache/jenkins/war/WEB-INF/lib/stapler-adjunct-zeroclipboard-1.3.5-1.jar
7f667f537000-7f667f538000 r--s 00000000 ca:01 404955 /var/cache/jenkins/war/WEB-INF/lib/jquery-detached-1.2.jar
7f667f538000-7f667f540000 rw-s 00000000 ca:01 133022 /tmp/hsperfdata_jenkins/10630
7f667f540000-7f667f541000 rw-p 00000000 00:00 0
7f667f541000-7f667f542000 r--p 00000000 00:00 0
7f667f542000-7f667f544000 rw-p 00000000 00:00 0
7f667f544000-7f667f545000 r--p 00022000 ca:01 453854 /lib/x86_64-linux-gnu/ld-2.19.so
7f667f545000-7f667f546000 rw-p 00023000 ca:01 453854 /lib/x86_64-linux-gnu/ld-2.19.so
7f667f546000-7f667f547000 rw-p 00000000 00:00 0
7ffd96f6a000-7ffd96f8b000 rw-p 00000000 00:00 0
7ffd96fcf000-7ffd96fd1000 r-xp 00000000 00:00 0 [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall]

VM Arguments:
jvm_args: -Djava.awt.headless=true
java_command: /usr/share/jenkins/jenkins.war --webroot=/var/cache/jenkins/war --httpPort=8080
java_class_path (initial): /usr/share/jenkins/jenkins.war
Launcher Type: SUN_STANDARD

Environment Variables:
JAVA_HOME=/usr/lib/jvm/java-8-oracle
PATH=/usr/local/bin:/usr/bin:/bin:/usr/local/games:/usr/games:/usr/lib/jvm/java-8-oracle/bin:/usr/lib/jvm/java-8-oracle/db/bin:/usr/lib/jvm/java-8-oracle/jre/bin
SHELL=/bin/bash

Signal Handlers:
SIGSEGV: [libjvm.so+0xac78c0], sa_mask[0]=11111111011111111101111111111110, sa_flags=SA_RESTART|SA_SIGINFO
SIGBUS: [libjvm.so+0xac78c0], sa_mask[0]=11111111011111111101111111111110, sa_flags=SA_RESTART|SA_SIGINFO
SIGFPE: [libjvm.so+0x920ac0], sa_mask[0]=11111111011111111101111111111110, sa_flags=SA_RESTART|SA_SIGINFO
SIGPIPE: [libjvm.so+0x920ac0], sa_mask[0]=11111111011111111101111111111110, sa_flags=SA_RESTART|SA_SIGINFO
SIGXFSZ: [libjvm.so+0x920ac0], sa_mask[0]=11111111011111111101111111111110, sa_flags=SA_RESTART|SA_SIGINFO
SIGILL: [libjvm.so+0x920ac0], sa_mask[0]=11111111011111111101111111111110, sa_flags=SA_RESTART|SA_SIGINFO
SIGUSR1: SIG_DFL, sa_mask[0]=00000000000000000000000000000000, sa_flags=none
SIGUSR2: [libjvm.so+0x922300], sa_mask[0]=00000000000000000000000000000000, sa_flags=SA_RESTART|SA_SIGINFO
SIGHUP: SIG_IGN, sa_mask[0]=00000000000000000000000000000000, sa_flags=none
SIGINT: [libjvm.so+0x923700], sa_mask[0]=11111111011111111101111111111110, sa_flags=SA_RESTART|SA_SIGINFO
SIGTERM: [libjvm.so+0x923700], sa_mask[0]=11111111011111111101111111111110, sa_flags=SA_RESTART|SA_SIGINFO
SIGQUIT: [libjvm.so+0x923700], sa_mask[0]=11111111011111111101111111111110, sa_flags=SA_RESTART|SA_SIGINFO

--------------- S Y S T E M ---------------

OS:DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=14.04
DISTRIB_CODENAME=trusty
DISTRIB_DESCRIPTION="Ubuntu 14.04.5 LTS"

uname:Linux 3.13.0-116-generic #163-Ubuntu SMP Fri Mar 31 14:13:22 UTC 2017 x86_64
libc:glibc 2.19 NPTL 2.19
rlimit: STACK 8192k, CORE 0k, NPROC 128301, NOFILE 8192, AS infinity
load average:0.95 1.04 1.11

/proc/meminfo:
MemTotal: 16433140 kB
MemFree: 1116168 kB
Buffers: 900580 kB
Cached: 4408184 kB
SwapCached: 181516 kB
Active: 10114972 kB
Inactive: 3554208 kB
Active(anon): 7017980 kB
Inactive(anon): 1364532 kB
Active(file): 3096992 kB
Inactive(file): 2189676 kB
Unevictable: 0 kB
Mlocked: 0 kB
SwapTotal: 10485756 kB
SwapFree: 9002416 kB
Dirty: 56 kB
Writeback: 124 kB
AnonPages: 8188564 kB
Mapped: 84640 kB
Shmem: 22096 kB
Slab: 1446808 kB
SReclaimable: 1292280 kB
SUnreclaim: 154528 kB
KernelStack: 6792 kB
PageTables: 74096 kB
NFS_Unstable: 0 kB
Bounce: 0 kB
WritebackTmp: 0 kB
CommitLimit: 18702324 kB
Committed_AS: 11801360 kB
VmallocTotal: 34359738367 kB
VmallocUsed: 34608 kB
VmallocChunk: 34359663576 kB
HardwareCorrupted: 0 kB
AnonHugePages: 7604224 kB
HugePages_Total: 0
HugePages_Free: 0
HugePages_Rsvd: 0
HugePages_Surp: 0
Hugepagesize: 2048 kB
DirectMap4k: 106496 kB
DirectMap2M: 11427840 kB
DirectMap1G: 5242880 kB

CPU:total 4 (2 cores per cpu, 2 threads per core) family 6 model 79 stepping 1, cmov, cx8, fxsr, mmx, sse, sse2, sse3, ssse3, sse4.1, sse4.2, popcnt, avx, avx2, aes, clmul, erms, lzcnt, ht, tsc, bmi1, bmi2

/proc/cpuinfo:
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 79
model name : Intel(R) Xeon(R) CPU E5-2686 v4 @ 2.30GHz
stepping : 1
microcode : 0xb000025
cpu MHz : 2300.070
cache size : 46080 KB
physical id : 0
siblings : 4
core id : 0
cpu cores : 2
apicid : 0
initial apicid : 0
fpu : yes
fpu_exception : yes
cpuid level : 13
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm xsaveopt fsgsbase bmi1 avx2 smep bmi2 erms invpcid
bogomips : 4600.14
clflush size : 64
cache_alignment : 64
address sizes : 46 bits physical, 48 bits virtual
power management:

processor : 1
vendor_id : GenuineIntel
cpu family : 6
model : 79
model name : Intel(R) Xeon(R) CPU E5-2686 v4 @ 2.30GHz
stepping : 1
microcode : 0xb000025
cpu MHz : 2300.070
cache size : 46080 KB
physical id : 0
siblings : 4
core id : 1
cpu cores : 2
apicid : 2
initial apicid : 2
fpu : yes
fpu_exception : yes
cpuid level : 13
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm xsaveopt fsgsbase bmi1 avx2 smep bmi2 erms invpcid
bogomips : 4600.14
clflush size : 64
cache_alignment : 64
address sizes : 46 bits physical, 48 bits virtual
power management:

processor : 2
vendor_id : GenuineIntel
cpu family : 6
model : 79
model name : Intel(R) Xeon(R) CPU E5-2686 v4 @ 2.30GHz
stepping : 1
microcode : 0xb000025
cpu MHz : 2300.070
cache size : 46080 KB
physical id : 0
siblings : 4
core id : 0
cpu cores : 2
apicid : 1
initial apicid : 1
fpu : yes
fpu_exception : yes
cpuid level : 13
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm xsaveopt fsgsbase bmi1 avx2 smep bmi2 erms invpcid
bogomips : 4600.14
clflush size : 64
cache_alignment : 64
address sizes : 46 bits physical, 48 bits virtual
power management:

processor : 3
vendor_id : GenuineIntel
cpu family : 6
model : 79
model name : Intel(R) Xeon(R) CPU E5-2686 v4 @ 2.30GHz
stepping : 1
microcode : 0xb000025
cpu MHz : 2300.070
cache size : 46080 KB
physical id : 0
siblings : 4
core id : 1
cpu cores : 2
apicid : 3
initial apicid : 3
fpu : yes
fpu_exception : yes
cpuid level : 13
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm xsaveopt fsgsbase bmi1 avx2 smep bmi2 erms invpcid
bogomips : 4600.14
clflush size : 64
cache_alignment : 64
address sizes : 46 bits physical, 48 bits virtual
power management:

 

Memory: 4k page, physical 16433140k(1116168k free), swap 10485756k(9002416k free)

vm_info: Java HotSpot(TM) 64-Bit Server VM (25.121-b13) for linux-amd64 JRE (1.8.0_121-b13), built on Dec 12 2016 16:36:53 by "java_re" with gcc 4.3.0 20080428 (Red Hat 4.3.0-8)

time: Sun Jul 22 13:05:00 2018
elapsed time: 58018 seconds (0d 16h 6m 58s)