TAPSET::UCONTEXT-UNWIND(3stap) TAPSET::UCONTEXT-UNWIND(3stap)

# [NAME](#NAME)

tapset::ucontext-unwind - systemtap ucontext-unwind tapset

# [DESCRIPTION](#DESCRIPTION)

[**print\_ubacktrace**](#print_ubacktrace)

Print stack back trace for current user-space task.

See [*function::print\_ubacktrace*(3stap)](/man/enterprise-packages/systemtap/function::print_ubacktrace.3stap)  
for details.

[**print\_ubacktrace**](#print_ubacktrace~2)

Print stack back trace for current user-space task.

See [*function::print\_ubacktrace*(3stap)](/man/enterprise-packages/systemtap/function::print_ubacktrace.3stap)  
for details.

[**sprint\_ubacktrace**](#sprint_ubacktrace)

Return stack back trace for current user-space task as string.

See [*function::sprint\_ubacktrace*(3stap)](/man/enterprise-packages/systemtap/function::sprint_ubacktrace.3stap)  
for details.

[**print\_ubacktrace\_fileline**](#print_ubacktrace_fileline)

Print stack back trace for current user-space task.

See [*function::print\_ubacktrace\_fileline*(3stap)](/man/enterprise-packages/systemtap/function::print_ubacktrace_fileline.3stap)  
for details.

[**print\_ubacktrace**](#print_ubacktrace~3)

Print stack back trace for current user-space task.

See [*function::print\_ubacktrace*(3stap)](/man/enterprise-packages/systemtap/function::print_ubacktrace.3stap)  
for details.

[**ubacktrace**](#ubacktrace)

Hex backtrace of current user-space task stack.

See [*function::ubacktrace*(3stap)](/man/enterprise-packages/systemtap/function::ubacktrace.3stap)  
for details.

# [SEE ALSO](#SEE_ALSO)

[*function::print\_ubacktrace*(3stap)](/man/enterprise-packages/systemtap/function::print_ubacktrace.3stap), [*function::sprint\_ubacktrace*(3stap)](/man/enterprise-packages/systemtap/function::sprint_ubacktrace.3stap), [*function::print\_ubacktrace\_fileline*(3stap)](/man/enterprise-packages/systemtap/function::print_ubacktrace_fileline.3stap), [*function::print\_ubacktrace*(3stap)](/man/enterprise-packages/systemtap/function::print_ubacktrace.3stap), [*function::ubacktrace*(3stap)](/man/enterprise-packages/systemtap/function::ubacktrace.3stap), [*stap*(1)](/man/enterprise-packages/systemtap/stap.1), [*stapprobes*(3stap)](/man/enterprise-packages/systemtap/stapprobes.3stap)

September 2026 SystemTap Tapset Reference

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Document: tapset::ucontext-unwind(3stap) from systemtap 5.6-r0 (Chainguard OS)
Source: https://sourceware.org/git/systemtap.git