Displaying 1 result from an estimated 1 matches for "xc_interface_open_common".
2013 Apr 16
4
pv-grub will cause page fault if build with flag -fstack-protector
...builds of code that may assume to have full control of
everything (e.g. kernel like, which stubdom clearly is).
I wonder if there is other opinion? If it is a flag use problem, then we
can simply remove the flag from rpm build.
I checked the objdump of problem pv-grub, the page fault place is in
xc_interface_open_common, the detail line is a line inserted by
-fstack-protector (see 0x404bb in following):
00000000000404b0 <xc_interface_open_common>:
404b0: 55 push %rbp
404b1: 48 89 e5 mov %rsp,%rbp
404b4: 48 81 ec 00 05 00 00 sub $0x500,...