Re: [BUG net-next] arch/x86/kernel/cpu/bugs.c:2935: "Unpatched return thunk in use. This should not happen!" [STACKTRACE]

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Subject: Re: [BUG net-next] arch/x86/kernel/cpu/bugs.c:2935: "Unpatched return thunk in use. This should not happen!" [STACKTRACE]
From: Paolo Bonzini <pbonzini@xxxxxxxxxx>
Date: Wed, 17 Apr 2024 17:52:03 +0200
Cc: Sean Christopherson <seanjc@xxxxxxxxxx>, Michael Roth <michael.roth@xxxxxxx>, Josh Poimboeuf <jpoimboe@xxxxxxxxxx>, bp@xxxxxxxxxx, bgardon@xxxxxxxxxx, dave.hansen@xxxxxxxxxxxxxxx, dmatlack@xxxxxxxxxx, hpa@xxxxxxxxx, kvm@xxxxxxxxxxxxxxx, leitao@xxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, maz@xxxxxxxxxx, mingo@xxxxxxxxxx, mirsad.todorovac@xxxxxxxxxxxx, pawan.kumar.gupta@xxxxxxxxxxxxxxx, peterz@xxxxxxxxxxxxx, shahuang@xxxxxxxxxx, tabba@xxxxxxxxxx, tglx@xxxxxxxxxxxxx, x86@xxxxxxxxxx
In-reply-to: <20240404134452.GDZg6u1A-mPTTRqs6d@fat_crate.local>
References: <1d10cd73-2ae7-42d5-a318-2f9facc42bbe@alu.unizg.hr> <20240318202124.GCZfiiRGVV0angYI9j@fat_crate.local> <12619bd4-9e9e-4883-8706-55d050a4d11a@alu.unizg.hr> <20240326101642.GAZgKgisKXLvggu8Cz@fat_crate.local> <8fc784c2-2aad-4d1d-ba0f-e5ab69d28ec5@alu.unizg.hr> <20240328123830.dma3nnmmlb7r52ic@amd.com> <20240402101549.5166-1-bp@kernel.org> <20240402133856.dtzinbbudsu7rg7d@amd.com> <20240403121436.GDZg1ILCn0a4Ddif3g@fat_crate.local> <Zg1QFlDdRrLRZchi@google.com> <20240404134452.GDZg6u1A-mPTTRqs6d@fat_crate.local>

On Thu, Apr 4, 2024 at 3:45 PM Borislav Petkov <bp@xxxxxxxxx> wrote:
>
> On Wed, Apr 03, 2024 at 05:48:22AM -0700, Sean Christopherson wrote:
> > I'm guessing a general solution for OBJECT_FILES_NON_STANDARD is needed
>
> Yeah.
>
> > but I have a series to drop it for vmenter.S.
> >
> > https://lore.kernel.org/all/20240223204233.3337324-9-seanjc@xxxxxxxxxx
>
> Cool, ship it.

Applied for 6.9.

Paolo

References:
- [BUG net-next] arch/x86/kernel/cpu/bugs.c:2935: "Unpatched return thunk in use. This should not happen!" [STACKTRACE]
  - From: Mirsad Todorovac
- Re: [BUG net-next] arch/x86/kernel/cpu/bugs.c:2935: "Unpatched return thunk in use. This should not happen!" [STACKTRACE]
  - From: Borislav Petkov
- Re: [BUG net-next] arch/x86/kernel/cpu/bugs.c:2935: "Unpatched return thunk in use. This should not happen!" [STACKTRACE]
  - From: Mirsad Todorovac
- Re: [BUG net-next] arch/x86/kernel/cpu/bugs.c:2935: "Unpatched return thunk in use. This should not happen!" [STACKTRACE]
  - From: Borislav Petkov
- Re: [BUG net-next] arch/x86/kernel/cpu/bugs.c:2935: "Unpatched return thunk in use. This should not happen!" [STACKTRACE]
  - From: Mirsad Todorovac
- Re: [BUG net-next] arch/x86/kernel/cpu/bugs.c:2935: "Unpatched return thunk in use. This should not happen!" [STACKTRACE]
  - From: Michael Roth
- Re: [BUG net-next] arch/x86/kernel/cpu/bugs.c:2935: "Unpatched return thunk in use. This should not happen!" [STACKTRACE]
  - From: bp
- Re: [BUG net-next] arch/x86/kernel/cpu/bugs.c:2935: "Unpatched return thunk in use. This should not happen!" [STACKTRACE]
  - From: Michael Roth
- Re: [BUG net-next] arch/x86/kernel/cpu/bugs.c:2935: "Unpatched return thunk in use. This should not happen!" [STACKTRACE]
  - From: Borislav Petkov
- Re: [BUG net-next] arch/x86/kernel/cpu/bugs.c:2935: "Unpatched return thunk in use. This should not happen!" [STACKTRACE]
  - From: Sean Christopherson
- Re: [BUG net-next] arch/x86/kernel/cpu/bugs.c:2935: "Unpatched return thunk in use. This should not happen!" [STACKTRACE]
  - From: Borislav Petkov

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