FUNCTION::UBACKTRACE(3stap) Context Functions FUNCTION::UBACKTRACE(3stap)NAMEfunction::ubacktrace - Hex backtrace of current task stack.
EXPERIMENTAL!
SYNOPSISubacktrace:string()ARGUMENTS
None
DESCRIPTION
Return a string of hex addresses that are a backtrace of the stack of
the current task. Output may be truncated as per maximum string length.
Returns empty string when current probe point cannot determine user
backtrace.
NOTE
To get (full) backtraces for user space applications and shared shared
libraries not mentioned in the current script run stap with -d
/path/to/exe-or-so and/or add --ldd to load all needed unwind data.
AUTHOR
SystemTap
Hackers
COPYRIGHTSystemTap Tapset Reference February 2012 FUNCTION::UBACKTRACE(3stap)