*** glibc detected *** /usr/local/sbin/rsyslogd: invalid fastbin entry (free):

Solution Unverified - Updated -

Issue

  • System hangs with following log messages :
*** glibc detected *** /usr/local/sbin/rsyslogd: invalid fastbin entry (free): 0x00007f1b200010c0 ***
======= Backtrace: =========
/lib64/libc.so.6[0x3efc875676]
/usr/local/sbin/rsyslogd[0x42e536]
/usr/local/sbin/rsyslogd[0x42f0bc]
/usr/local/sbin/rsyslogd[0x4319fd]
/usr/local/sbin/rsyslogd[0x431bf3]
/usr/local/sbin/rsyslogd(wtiWorker+0xe2)[0x42a7f2]
/usr/local/sbin/rsyslogd[0x42a34a]
/lib64/libpthread.so.0[0x3efd4077e1]
/lib64/libc.so.6(clone+0x6d)[0x3efc8e153d]
======= Memory map: ========
[../Snip\..]
7f1b31933000-7f1b31938000 r-xp 00000000 08:08 8269386                    /usr/local/lib/rsyslog/lmnet.so
7f1b31938000-7f1b31b37000 ---p 00005000 08:08 8269386                    /usr/local/lib/rsyslog/lmnet.so
7f1b31b37000-7f1b31b38000 rw-p 00004000 08:08 8269386                    /usr/local/lib/rsyslog/lmnet.so
7f1b31b38000-7f1b31b3c000 rw-p 00000000 00:00 0 
7f1b31b5f000-7f1b31b60000 rw-p 00000000 00:00 0 
7f1b31b60000-7f1b31b61000 rw-p 00000000 00:00 0 
7ffdedd34000-7ffdedd4b000 rw-p 00000000 00:00 0                          [stack]
7ffdeddac000-7ffdeddad000 r-xp 00000000 00:00 0                          [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0                  [vsyscall]

Environment

  • Red Hat Enterprise Linux 6
  • mithi-rsyslog-3.28.1-2.x86_64

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.

Current Customers and Partners

Log in for full access

Log In