[issue20470] "Fatal Python error: Bus error" on the SPARC Solaris 10 buildbot

STINNER Victor added the comment: Cool, the tests are no more crashing on this buildbot. I close the issue. -- resolution: -> fixed status: open -> closed ___ Python tracker ___

[issue20470] "Fatal Python error: Bus error" on the SPARC Solaris 10 buildbot

STINNER Victor added the comment: Since tracemalloc is present many times in the dump and the error is an unaligned memory access, it looks the issue #20354 which I just fixed. (I also fixed issue #20162 which is another alignment issue, but it may be unrelated to this one.) -- _

[issue20470] "Fatal Python error: Bus error" on the SPARC Solaris 10 buildbot

STINNER Victor added the comment: Example 1: --- [ 15/388] test_tracemalloc Fatal Python error: Bus error Current thread 0x0001 (most recent call first): File "", line 321 in _call_with_frames_removed File "", line 1270 in load_module File "", line 549 in _requires_builtin_wra

[issue20470] "Fatal Python error: Bus error" on the SPARC Solaris 10 buildbot

New submission from STINNER Victor: On the buildbot "SPARC Solaris 10 (cc, 64b) [SB] 3.x", Python crash randomly with bus error. It looks like a regression introduced since the build 1422. Since it's a crash, it probably comes from a change in C module and so I expected this changeset: http://