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FUNCTION::PRINT_UBAC

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

override PC

sp

override SP

fp

override FP

DESCRIPTION

1)

2) Equivalent to print_ustack(ubacktrace), except that deeper stack nesting may be supported. Returns nothing. See print_backtrace for kernel backtrace.

Equivalent to print_ubacktrace, but it performs the backtrace using the pc, sp, and fp provided. Useful

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)