Re: CVS commit: src/tests/lib/libc/gen (address alignment)

2012-04-21 Thread Jean-Yves Migeon
Le 21/04/12 19:47, Christoph Egger a écrit : >> rip 0x0 and rsp 0x50202 look really abnormal to me. I'll have a look in >> FreeBSD, that's probably a group of exceptions that have to be handled >> differently. > > rip 0x0 often means that a function pointer has been called which is NULL. > > Chr

Re: CVS commit: src/tests/lib/libc/gen (address alignment)

2012-04-21 Thread Christoph Egger
On 21.04.12 19:38, Jean-Yves Migeon wrote: > Le 21/04/12 16:31, Jean-Yves Migeon a écrit : >>> Okay, thanks for the report. So this rules out Virtual Box, it seems to >>> happen on native amd64 too. >>> >>> I am taking a look right now. >> >> This seems to be a bug in the trap handling code. The si

Re: CVS commit: src/tests/lib/libc/gen (address alignment)

2012-04-21 Thread Jean-Yves Migeon
Le 21/04/12 16:31, Jean-Yves Migeon a écrit : Okay, thanks for the report. So this rules out Virtual Box, it seems to happen on native amd64 too. I am taking a look right now. This seems to be a bug in the trap handling code. The signal is caught correctly (it reaches T_ALIGNFLT|T_USER in trap

Re: CVS commit: src/tests/lib/libc/gen (address alignment)

2012-04-21 Thread Jean-Yves Migeon
Le 21/04/12 14:50, Jean-Yves Migeon a écrit : The machine did not drop into ddb, it simply rebooted. Unfortunately it did not leave a core dump behind, so I don't have much to look at just yet. When I get home later today, I will try to get more info. BTW, this occurred while running the ATF tes

Re: CVS commit: src/tests/lib/libc/gen (address alignment)

2012-04-21 Thread Jean-Yves Migeon
On Fri, 20 Apr 2012 15:33:05 -0700 (PDT), Paul Goyette wrote: On Fri, 20 Apr 2012, Paul Goyette wrote: XXX I would appreciate if someone could test it under a real amd64 host with an up-to-date kernel, so I can reasonably assume that the culprit is Virtual Box and not our amd64 port (my test m

Re: CVS commit: src/tests/lib/libc/gen (address alignment)

2012-04-20 Thread Paul Goyette
On Fri, 20 Apr 2012, Paul Goyette wrote: The machine did not drop into ddb, it simply rebooted. Unfortunately it did not leave a core dump behind, so I don't have much to look at just yet. When I get home later today, I will try to get more info. BTW, this occurred while running the ATF tes

Re: CVS commit: src/tests/lib/libc/gen (address alignment)

2012-04-20 Thread Paul Goyette
On Fri, 20 Apr 2012, Paul Goyette wrote: XXX I would appreciate if someone could test it under a real amd64 host with an up-to-date kernel, so I can reasonably assume that the culprit is Virtual Box and not our amd64 port (my test machine being off line I cannot do it myself). Results from oth

Re: CVS commit: src/tests/lib/libc/gen (address alignment)

2012-04-20 Thread Paul Goyette
XXX I would appreciate if someone could test it under a real amd64 host with an up-to-date kernel, so I can reasonably assume that the culprit is Virtual Box and not our amd64 port (my test machine being off line I cannot do it myself). Results from other arches would be a plus too. I just up