FUNCTION::PRINT_UBAC(3stap)

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.

SEE ALSO
tapset::ucontext-unwind(3stap)

SEE ALSO
tapset::ucontext-unwind(3stap)