Messages in this thread | | | From | Will Deacon <> | Subject | Re: [PATCH v2 0/3] arm64: kprobes: Fix bugs in kprobes for arm64 | Date | Mon, 5 Dec 2022 15:43:04 +0000 |
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On Fri, 2 Dec 2022 11:18:23 +0900, Masami Hiramatsu (Google) wrote: > Here is the 2nd version of the kprobe bugfixes on arm64. The previous > series is here; > > https://lore.kernel.org/all/166990553243.253128.13594802750635478633.stgit@devnote3/T/#u > > The first one is a critical issue, which will cause a kernel crach > easily with lockdep[1/3]. Others are minor issues and rare cases. > The [2/3] let do_page_fault() fixup the page fault in kprobes user > handler, and [3/3] is more like code cleanup and returns > DBG_HOOK_ERROR if it can not handle kprobe's BRK (but that > should not happen.) > > [...]
Applied to arm64 (for-next/kprobes), thanks!
[1/3] arm64: Prohibit instrumentation on arch_stack_walk() https://git.kernel.org/arm64/c/0fbcd8abf337 [2/3] arm64: kprobes: Let arch do_page_fault() fix up page fault in user handler https://git.kernel.org/arm64/c/30a421552373 [3/3] arm64: kprobes: Return DBG_HOOK_ERROR if kprobes can not handle a BRK https://git.kernel.org/arm64/c/3b84efc066f8
Cheers, -- Will
https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev
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