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[Launchpad Bug Tracker <1571403@xxxxxxxxxxxxxxxxxx>]

This bug was fixed in the package lz4 - 0.0~r131-2ubuntu2

---------------
lz4 (0.0~r131-2ubuntu2) xenial; urgency=medium

  * Don't use profile guided optimization for the build.

 -- Matthias Klose <doko@xxxxxxxxxx>  Mon, 18 Apr 2016 11:33:00 +0200

** Changed in: lz4 (Ubuntu Xenial)
       Status: Confirmed => Fix Released

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https://bugs.launchpad.net/bugs/1571403

Title:
  lz4 fails to run the tests on s390x (glibc-2.23 related?)

Status in glibc package in Ubuntu:
  New
Status in lz4 package in Ubuntu:
  Fix Released
Status in glibc source package in Xenial:
  New
Status in lz4 source package in Xenial:
  Fix Released

Bug description:
  seen in the test rebuild:

  https://launchpad.net/ubuntu/+archive/test-
  rebuild-20160401/+build/9483622

  60658   
  60679   
  60698   
  60724   *** Error in `./fuzzer': double free or corruption (!prev): 0x000002aa181a4090 ***
  ======= Backtrace: =========
  /lib/s390x-linux-gnu/libc.so.6(+0x791ba)[0x3ffaf7791ba]
  /lib/s390x-linux-gnu/libc.so.6(+0x7f62e)[0x3ffaf77f62e]
  /lib/s390x-linux-gnu/libc.so.6(+0x80010)[0x3ffaf780010]
  ./fuzzer(+0xed86)[0x2aa1490ed86]
  ./fuzzer(main+0x15c)[0x2aa14900e84]
  /lib/s390x-linux-gnu/libc.so.6(__libc_start_main+0x10e)[0x3ffaf722ece]
  ./fuzzer(+0x145c)[0x2aa1490145c]
  ======= Memory map: ========
  2aa14900000-2aa14914000 r-xp 00000000 fc:00 1443097                      /<<PKGBUILDDIR>>/programs/fuzzer
  2aa14914000-2aa14915000 r--p 00013000 fc:00 1443097                      /<<PKGBUILDDIR>>/programs/fuzzer
  2aa14915000-2aa14916000 rw-p 00014000 fc:00 1443097                      /<<PKGBUILDDIR>>/programs/fuzzer
  2aa1815f000-2aa1820d000 rw-p 00000000 00:00 0                            [heap]
  3ffa8000000-3ffa8021000 rw-p 00000000 00:00 0 
  3ffa8021000-3ffac000000 ---p 00000000 00:00 0 
  3ffaf680000-3ffaf690000 r-xp 00000000 fc:00 1180835                      /lib/s390x-linux-gnu/libgcc_s.so.1
  3ffaf690000-3ffaf691000 rw-p 0000f000 fc:00 1180835                      /lib/s390x-linux-gnu/libgcc_s.so.1
  3ffaf700000-3ffaf885000 r-xp 00000000 fc:00 1183401                      /lib/s390x-linux-gnu/libc-2.23.so
  3ffaf885000-3ffaf889000 r--p 00184000 fc:00 1183401                      /lib/s390x-linux-gnu/libc-2.23.so
  3ffaf889000-3ffaf88b000 rw-p 00188000 fc:00 1183401                      /lib/s390x-linux-gnu/libc-2.23.so
  3ffaf88b000-3ffaf88f000 rw-p 00000000 00:00 0 
  3ffaf980000-3ffaf9a4000 r-xp 00000000 fc:00 1183402                      /lib/s390x-linux-gnu/ld-2.23.so
  3ffaf9a4000-3ffaf9a5000 r--p 00023000 fc:00 1183402                      /lib/s390x-linux-gnu/ld-2.23.so
  3ffaf9a5000-3ffaf9a7000 rw-p 00024000 fc:00 1183402                      /lib/s390x-linux-gnu/ld-2.23.so
  3ffaf9f5000-3ffaf9fe000 rw-p 00000000 00:00 0 
  3ffaf9fe000-3ffafa00000 r-xp 00000000 00:00 0                            [vdso]
  3ffefabc000-3ffefb80000 rw-p 00000000 00:00 0                            [stack]
  All unit tests completed successfully 

    60747 /  60747   - all tests completed successfully 
  compression ratio: 55.197%
  HC compression ratio: 51.173%
  ratio with dict: 44.457%
  Makefile:277: recipe for target 'test-fuzzer' failed
  make[3]: *** [test-fuzzer] Aborted
  make[3]: Leaving directory '/<<PKGBUILDDIR>>/programs'
  Makefile:98: recipe for target 'test' failed
  make[2]: *** [test] Error 2

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