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.