Name
function::print_ubacktrace —
Print stack back trace for current user-space task.
Synopsis
1) print_ubacktrace()
2) print_ubacktrace(pc:long,sp:long,fp:long)
Arguments
pc
-- undescribed --
sp
-- undescribed --
fp
-- undescribed --
Description
1)
2) Equivalent to print_ustack(ubacktrace
), except that deeper stack
nesting may be supported. Returns nothing. See print_backtrace
for kernel 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.