Control: tag -1 + moreinfo

Hi,

I think, I found the cause:

Axel Beckert wrote:
> 9440  open("/var/log/dpkg.log", O_WRONLY|O_CREAT|O_APPEND, 0666) = 6
> 9440  fstat(6, {st_mode=S_IFREG|0644, st_size=0, ...}) = 0
> 9440  mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 
> 0) = 0x7fbf38160000
> 9440  fstat(6, {st_mode=S_IFREG|0644, st_size=0, ...}) = 0
> 9440  lseek(6, 0, SEEK_SET)             = 0
> 9440  fcntl(6, F_GETFD)                 = 0
> 9440  fcntl(6, F_SETFD, FD_CLOEXEC)     = 0
> 9440  --- SIGSEGV {si_signo=SIGSEGV, si_code=SEGV_MAPERR, 
> si_addr=0xffffffffff600400} ---
> 9440  +++ killed by SIGSEGV (core dumped) +++
> 
> I must admit, I currently don't see which system call caused the
> segfault. Full strace log attached.

I currently suspect it's none of them, but I was testing on a new host
which doesn't have the setting vsyscall=emulate mentioned by myself
(and since then have todally forgotton about) in
https://github.com/xen-tools/xen-tools/blob/master/debian/NEWS

Please don't react on this bug report until I've verified if that's
really the cause.

If it's the cause, I will close this bug report and write down the
hint in a more prominent place. If it's not the cause, I'll remove the
"moreinfo" tag.

And sorry for the potential noise.

                Regards, Axel
-- 
 ,''`.  |  Axel Beckert <a...@debian.org>, https://people.debian.org/~abe/
: :' :  |  Debian Developer, ftp.ch.debian.org Admin
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