RHEL6 has buggy dwarf for the vsyscall page that leads to a double-deref getting...
authorAndrew Bernat <bernat@cs.wisc.edu>
Tue, 18 Sep 2012 19:58:33 +0000 (14:58 -0500)
committerAndrew Bernat <bernat@cs.wisc.edu>
Tue, 18 Sep 2012 19:58:33 +0000 (14:58 -0500)
commitcb3260a01727c803d6df6c22658d6746577d8f68
tree25f2745de56e14a9bcb766034555096cc7f6cf3d
parenta2daa52896a3394465c500778cc25b791ae40a51
RHEL6 has buggy dwarf for the vsyscall page that leads to a double-deref getting the stack pointer for a signal handler frame. We detect this and ignore the value of SP.
stackwalk/src/dbginfo-stepper.C
stackwalk/src/x86-swk.C