[RTEMS Project] #3982: Test failures on BSPs with sbrk() support

[RTEMS trac]

#3982: Test failures on BSPs with sbrk() support
------------------------------+-----------------------------
  Reporter:  Sebastian Huber  |      Owner:  Sebastian Huber
      Type:  defect           |     Status:  assigned
  Priority:  normal           |  Milestone:  6.1
 Component:  test             |    Version:  5
  Severity:  normal           |   Keywords:
Blocked By:                   |   Blocking:
------------------------------+-----------------------------
 There are some test failures on BSPs with sbrk() support such as psim, for
 example psxpipe01:
 {{{
 #0  rtems_heap_extend_via_sbrk (heap=0x30468 <_Malloc_Heap>, alloc_size=5)
 at
 /home/EB/sebastian_h/src/rtems/c/src/../../cpukit/libcsupport/src/rtems_heap_extend_via_sbrk.c:41
 #1  0x00005b48 in rtems_heap_allocate_aligned_with_boundary
 (size=size at entry=5, alignment=alignment at entry=0,
 boundary=boundary at entry=0) at
 /home/EB/sebastian_h/src/rtems/c/src/../../cpukit/libcsupport/src/malloc_deferred.c:116
 #2  0x00005930 in malloc (size=size at entry=5) at
 /home/EB/sebastian_h/src/rtems/c/src/../../cpukit/libcsupport/src/malloc.c:39
 #3  0x0001b720 in _malloc_r (ignored=ignored at entry=0x2fa68
 <_RTEMS_tasks_Objects+736>, size=size at entry=5) at
 /home/EB/sebastian_h/src/rtems/c/src/../../cpukit/libcsupport/src/_malloc_r.c:26
 #4  0x00015ff4 in _strdup_r (reent_ptr=0x2fa68 <_RTEMS_tasks_Objects+736>,
 str=str at entry=0x1ce94 "/tmp") at
 ../../../../../../gcc-7.5.0/newlib/libc/string/strdup_r.c:10
 #5  0x00015fbc in strdup (str=str at entry=0x1ce94 "/tmp") at
 ../../../../../../gcc-7.5.0/newlib/libc/string/strdup.c:10
 #6  0x00011470 in rtems_mkdir (path=path at entry=0x1ce94 "/tmp",
 mode=mode at entry=511) at
 /home/EB/sebastian_h/src/rtems/c/src/../../cpukit/libcsupport/src/rtems_mkdir.c:133
 #7  0x0000a7c8 in pipe (filsdes=filsdes at entry=0x36ce8) at
 /home/EB/sebastian_h/src/rtems/c/src/../../cpukit/libfs/src/pipe/pipe.c:42
 #8  0x000004a0 in Init (ignored=<optimized out>) at
 /home/EB/sebastian_h/src/rtems/c/src/../../testsuites/psxtests/psxpipe01/init.c:65
 #9  0x0000c828 in _Thread_Handler () at
 /home/EB/sebastian_h/src/rtems/c/src/../../cpukit/score/src/threadhandler.c:139
 #10 0x0000c77c in _Thread_Get (id=<optimized out>, lock_context=<optimized
 out>) at
 /home/EB/sebastian_h/src/rtems/c/src/../../cpukit/score/src/threadget.c:43
 }}}
 The problem is that an rtems_heap_greedy_allocate() is ineffective due to
 the automatic heap extension.

--
Ticket URL: <http://devel.rtems.org/ticket/3982>
RTEMS Project <http://www.rtems.org/>
RTEMS Project