autopkgtests regression on s390x

[Rico Tzschichholz]

2 uitests started failing on s390x with 7.4.3.1

======================================================================
ERROR: test_tdf138531 (tdf138531.Tdf138531)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/tmp/autopkgtest.rKqhFV/build.1Xd/src/sw/qa/uitest/writer_tests5/tdf138531.py", line 36, in test_tdf138531
    self.xUITest.executeCommandWithParameters(".uno:ClipboardFormatItems", formatProperty)
uno.com.sun.star.uno.RuntimeException: C++ code threw St9bad_alloc: std::bad_alloc at ./bridges/source/cpp_uno/gcc3_linux_s390x/uno2cpp.cxx:349

======================================================================
ERROR: test_tdf147935 (tdf147935.Tdf147935)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/tmp/autopkgtest.rKqhFV/build.1Xd/src/sw/qa/uitest/writer_tests5/tdf147935.py", line 34, in test_tdf147935
    self.xUITest.executeCommandWithParameters(".uno:ClipboardFormatItems", formatProperty)
uno.com.sun.star.uno.RuntimeException: C++ code threw St9bad_alloc: std::bad_alloc at ./bridges/source/cpp_uno/gcc3_linux_s390x/uno2cpp.cxx:349

----------------------------------------------------------------------

[Rico Tzschichholz (ricotz)]

There are 2 writer uitests failing on s390x since 7.4.3.1 which were working in 7.4.2.3

======================================================================
ERROR: test_tdf138531 (tdf138531.Tdf138531)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/tmp/autopkgtest.XpTg8A/build.QtA/src/sw/qa/uitest/writer_tests5/tdf138531.py", line 36, in test_tdf138531
    self.xUITest.executeCommandWithParameters(".uno:ClipboardFormatItems", formatProperty)
uno.com.sun.star.uno.RuntimeException: C++ code threw St9bad_alloc: std::bad_alloc at ./bridges/source/cpp_uno/gcc3_linux_s390x/uno2cpp.cxx:349

======================================================================
ERROR: test_tdf147935 (tdf147935.Tdf147935)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/tmp/autopkgtest.XpTg8A/build.QtA/src/sw/qa/uitest/writer_tests5/tdf147935.py", line 34, in test_tdf147935
    self.xUITest.executeCommandWithParameters(".uno:ClipboardFormatItems", formatProperty)
uno.com.sun.star.uno.RuntimeException: C++ code threw St9bad_alloc: std::bad_alloc at ./bridges/source/cpp_uno/gcc3_linux_s390x/uno2cpp.cxx:349

----------------------------------------------------------------------

[Rene Engelhard (rene-debian)]

even worse:

12:33 < aurel32> it get killed due to an OOM in cppunittester
[...]
12:35 < aurel32> cppunittester tries to allocated 100GB+ of RAM
12:38 < aurel32> _rene_: https://paste.debian.net/hidden/748c5da1/

For reference:

[158394.581662] nrpe invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=-500
[158394.581672] CPU: 0 PID: 3465725 Comm: nrpe Tainted: G E 5.10.0-19-s390x #1 Debian 5.10.149-2
[158394.581674] Hardware name: IBM 8561 LT1 400 (z/VM 7.1.0)
[158394.581675] Call Trace:
[158394.582764] [<000000005fa0d09a>] show_stack+0x8a/0xe0
[158394.582767] [<000000005fa11960>] dump_stack+0x90/0xc0
[158394.582769] [<000000005fa0ff08>] dump_header+0x60/0x2c8
[158394.582773] [<000000005f369978>] oom_kill_process+0x1d0/0x1d8
[158394.582775] [<000000005f36a698>] out_of_memory+0x268/0x400
[158394.582779] [<000000005f3da874>] __alloc_pages_slowpath.constprop.0+0xb64/0xfe0
[158394.582782] [<000000005f3db012>] __alloc_pages_nodemask+0x322/0x350
[158394.582786] [<000000005f363b9e>] pagecache_get_page+0x17e/0x410
[158394.582789] [<000000005f3659c4>] filemap_fault+0x72c/0x9c0
[158394.582811] [<000003ff800e6ca8>] ext4_filemap_fault+0x48/0x68 [ext4]
[158394.582814] [<000000005f3ac17a>] __do_fault+0x4a/0x108
[158394.585487] [<000000005f3b2012>] handle_mm_fault+0xd9a/0x1510
[158394.585489] [<000000005f17e732>] do_exception+0x142/0x3b0
[158394.585490] [<000000005f17f350>] do_dat_exception+0x28/0x58
[158394.585493] [<000000005fa21732>] pgm_check_handler+0x1d6/0x228
[158394.585496] Mem-Info:
[158394.585500] active_anon:26766 inactive_anon:1759776 isolated_anon:0
                 active_file:13 inactive_file:17 isolated_file:0
                 unevictable:74 dirty:0 writeback:0
                 slab_reclaimable:105073 slab_unreclaimable:81172
                 mapped:25 shmem:54 pagetables:40711 bounce:0
                 free:11724 free_pcp:186 free_cma:255
[158394.585504] Node 0 active_anon:107064kB inactive_anon:7039104kB active_file:52kB inactive_file:68kB unevictable:296kB isolated(anon):0kB isolated(file):0kB mapped:100kB dirty:0kB writeback:0kB shmem:216kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB kernel_stack:3440kB all_unreclaimable? no
[158394.585507] DMA free:29492kB min:5652kB low:7708kB high:9764kB reserved_highatomic:0KB active_anon:16452kB inactive_anon:1750236kB active_file:12kB inactive_file:12kB unevictable:36kB writepending:0kB present:2097152kB managed:2083512kB mlocked:36kB pagetables:60448kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
[158394.585508] lowmem_reserve[]: 0 5992 5992
[158394.585512] Normal free:17404kB min:16872kB low:23008kB high:29144kB reserved_highatomic:1024KB active_anon:90612kB inactive_anon:5288444kB active_file:40kB inactive_file:56kB unevictable:260kB writepending:0kB present:6291456kB managed:6136440kB mlocked:260kB pagetables:102396kB bounce:0kB free_pcp:496kB local_pcp:248kB free_cma:1020kB
[158394.585513] lowmem_reserve[]: 0 0 0
[158394.585515] DMA: 35*4kB (UE) 279*8kB (UME) 119*16kB (UME) 10*32kB (UE) 11*64kB (UE) 37*128kB (UME) 8*256kB (ME) 34*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 29492kB
[15839...