diff options
| -rw-r--r-- | ChangeLog | 7 | ||||
| -rw-r--r-- | version.h | 2 | ||||
| -rw-r--r-- | vm_dump.c | 10 |
3 files changed, 15 insertions, 4 deletions
@@ -1,3 +1,10 @@ +Sat Oct 1 00:57:54 2016 NARUSE, Yui <naruse@ruby-lang.org> + + * vm_dump.c (backtrace): use rip in the saved context for the case + the SIGSEGV is received when the process is in userland. + Note that ip in the stack should be used if the signal is received + when it is in kernel (when it is calling syscall) [Bug #12711] + Sat Oct 1 00:56:19 2016 Aaron Patterson <tenderlove@ruby-lang.org> * lib/uri/generic.rb (def check_password): don't include bad password @@ -1,6 +1,6 @@ #define RUBY_VERSION "2.2.6" #define RUBY_RELEASE_DATE "2016-10-01" -#define RUBY_PATCHLEVEL 377 +#define RUBY_PATCHLEVEL 378 #define RUBY_RELEASE_YEAR 2016 #define RUBY_RELEASE_MONTH 10 @@ -487,10 +487,14 @@ darwin_sigtramp: unw_set_reg(&cursor, UNW_X86_64_R13, uctx->uc_mcontext->__ss.__r13); unw_set_reg(&cursor, UNW_X86_64_R14, uctx->uc_mcontext->__ss.__r14); unw_set_reg(&cursor, UNW_X86_64_R15, uctx->uc_mcontext->__ss.__r15); - ip = *(unw_word_t*)uctx->uc_mcontext->__ss.__rsp; - unw_set_reg(&cursor, UNW_REG_IP, ip); - trace[n++] = (void *)uctx->uc_mcontext->__ss.__rip; + ip = uctx->uc_mcontext->__ss.__rip; + if (((char*)ip)[-2] == 0x0f && ((char*)ip)[-1] == 5) { + /* signal received in syscall */ + trace[n++] = (void *)ip; + ip = *(unw_word_t*)uctx->uc_mcontext->__ss.__rsp; + } trace[n++] = (void *)ip; + unw_set_reg(&cursor, UNW_REG_IP, ip); } while (unw_step(&cursor) > 0) { unw_get_reg(&cursor, UNW_REG_IP, &ip); |