aa_restore_previous_label(9)

💅 aa_restore_previous_label(9) 💅

okay so bestie, welcome to the Kernel API Manual ✨ — this one lives in section 9, and it's all about yeeting yourself out of a hat context and getting back to where you were. very main character exit energy, no cap 🎀

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✨ NAME ✨

aa_restore_previous_label — exit from hat context restoring previous label 🐇🕳️💨

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🌸 SYNOPSIS 🌸

int aa_restore_previous_label (u64 token );

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🦋 ARGUMENTS 🦋

• token — the token that must be matched to exit hat context 🔑 like, it has to match, bestie, no random tokens getting through the door 🙈

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💖 DESCRIPTION 💖

Attempt to return out of a hat to the previous label. 🎩➡️👑 The token must match the stored token value — that's the vibe check, and if it doesn't pass, you're not leaving. periodt. 💅

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⭐ RETURN ⭐

0 or error of failure 😭 (yes, that's the whole mood — either it slays at 0 or it comes back with an error)

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🌈 SEE ALSO 🌈

• Kernel file ./security/apparmor/task.c
• aa_get_task_label(9)
• aa_replace_current_label(9)
• aa_set_current_onexec(9)
• aa_set_current_hat(9)
• audit_ptrace_mask(9)
• aa_may_ptrace(9)

go read those too, iykyk 🫶

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💜 that's the whole page, bestie — written for the ./security/apparmor source, dated October 2026, and signed off with aa_restore_previous_label(9) because we stay on brand. mwah! 🍓🧚‍♀️