From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9AE1E256C87 for ; Thu, 7 Aug 2025 22:29:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754605785; cv=none; b=lKrJ6PVD9C3g54xdZApYsEYKMf4XQtlnLMjwjS8Mk0Gll7BDswIU8ZomyV3i5ngHcRaSWOO//ARiVZ0t5wu976izc0Y45gTxAfR0xUy2yBseeGGaniwD/ZnMba7VD7qInkKXc5WwA5ULcIRRvK2qku7i79jhKk++9hLzpWMNWb4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754605785; c=relaxed/simple; bh=ccYmsownLrLv+aECtmsZmVSLimlhRGjV4ObVS2sEQy8=; h=Date:To:From:Subject:Message-Id; b=P5X9KmUx0dGzVPGwMDK7RtyKwiOvfWJCuU5nwPtnVYvzcvz87oLHbcYK/F6mONp9YT/cGrRpeg59B+locX2gww6MGW1QSKM5KtwSjdmtoIH3cKAbQSRtXnlckHjUWBi20IwsDSSYttu4FYL7+278bjqnEcrpPkNhyIN2J9z/7ng= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=Hji1Vo+I; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="Hji1Vo+I" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 61E0AC4CEEB; Thu, 7 Aug 2025 22:29:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1754605785; bh=ccYmsownLrLv+aECtmsZmVSLimlhRGjV4ObVS2sEQy8=; h=Date:To:From:Subject:From; b=Hji1Vo+I0IzKQdCwGDaf0WgiG4V9Ney6l1VaIlUo8g0Ohpu+qSJqr4932pTYyqBUg f9hMXYid3zKV82Pl8MlAs2PC3woLJmd/fcanwwDNnE9Y+7Q1xzFrknrAIppOk/lYYc N7QI3G8STiIRijAyCEymWV227LhpLiSgPtD2SnVk= Date: Thu, 07 Aug 2025 15:29:44 -0700 To: mm-commits@vger.kernel.org,zhangqing@loongson.cn,vincenzo.frascino@arm.com,ryabinin.a.a@gmail.com,hca@linux.ibm.com,glider@google.com,elver@google.com,dvyukov@google.com,christophe.leroy@csgroup.eu,chenhuacai@loongson.cn,bhe@redhat.com,andreyknvl@gmail.com,alexghiti@rivosinc.com,alex@ghiti.fr,agordeev@linux.ibm.com,snovitoll@gmail.com,akpm@linux-foundation.org From: Andrew Morton Subject: + kasan-call-kasan_init_generic-in-kasan_init.patch added to mm-new branch Message-Id: <20250807222945.61E0AC4CEEB@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The patch titled Subject: kasan: call kasan_init_generic in kasan_init has been added to the -mm mm-new branch. Its filename is kasan-call-kasan_init_generic-in-kasan_init.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/kasan-call-kasan_init_generic-in-kasan_init.patch This patch will later appear in the mm-new branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Note, mm-new is a provisional staging ground for work-in-progress patches, and acceptance into mm-new is a notification for others take notice and to finish up reviews. Please do not hesitate to respond to review feedback and post updated versions to replace or incrementally fixup patches in mm-new. Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: Sabyrzhan Tasbolatov Subject: kasan: call kasan_init_generic in kasan_init Date: Fri, 8 Aug 2025 00:40:12 +0500 Call kasan_init_generic() which handles Generic KASAN initialization. For architectures that do not select ARCH_DEFER_KASAN, this will be a no-op for the runtime flag but will print the initialization banner. For SW_TAGS and HW_TAGS modes, their respective init functions will handle the flag enabling, if they are enabled/implemented. Link: https://lkml.kernel.org/r/20250807194012.631367-3-snovitoll@gmail.com Signed-off-by: Sabyrzhan Tasbolatov Closes: https://bugzilla.kernel.org/show_bug.cgi?id=217049 Tested-by: Alexandre Ghiti # riscv Acked-by: Alexander Gordeev # s390 Cc: Alexander Potapenko Cc: Alexandre Ghiti Cc: Andrey Konovalov Cc: Andrey Ryabinin Cc: Baoquan He Cc: Christophe Leroy Cc: Dmitriy Vyukov Cc: Heiko Carstens Cc: Huacai Chen Cc: Marco Elver Cc: Qing Zhang Cc: Vincenzo Frascino Signed-off-by: Andrew Morton --- arch/arm/mm/kasan_init.c | 2 +- arch/arm64/mm/kasan_init.c | 4 +--- arch/riscv/mm/kasan_init.c | 1 + arch/s390/kernel/early.c | 3 ++- arch/x86/mm/kasan_init_64.c | 2 +- arch/xtensa/mm/kasan_init.c | 2 +- 6 files changed, 7 insertions(+), 7 deletions(-) --- a/arch/arm64/mm/kasan_init.c~kasan-call-kasan_init_generic-in-kasan_init +++ a/arch/arm64/mm/kasan_init.c @@ -399,14 +399,12 @@ void __init kasan_init(void) { kasan_init_shadow(); kasan_init_depth(); -#if defined(CONFIG_KASAN_GENERIC) + kasan_init_generic(); /* * Generic KASAN is now fully initialized. * Software and Hardware Tag-Based modes still require * kasan_init_sw_tags() and kasan_init_hw_tags() correspondingly. */ - pr_info("KernelAddressSanitizer initialized (generic)\n"); -#endif } #endif /* CONFIG_KASAN_GENERIC || CONFIG_KASAN_SW_TAGS */ --- a/arch/arm/mm/kasan_init.c~kasan-call-kasan_init_generic-in-kasan_init +++ a/arch/arm/mm/kasan_init.c @@ -300,6 +300,6 @@ void __init kasan_init(void) local_flush_tlb_all(); memset(kasan_early_shadow_page, 0, PAGE_SIZE); - pr_info("Kernel address sanitizer initialized\n"); init_task.kasan_depth = 0; + kasan_init_generic(); } --- a/arch/riscv/mm/kasan_init.c~kasan-call-kasan_init_generic-in-kasan_init +++ a/arch/riscv/mm/kasan_init.c @@ -530,6 +530,7 @@ void __init kasan_init(void) memset(kasan_early_shadow_page, KASAN_SHADOW_INIT, PAGE_SIZE); init_task.kasan_depth = 0; + kasan_init_generic(); csr_write(CSR_SATP, PFN_DOWN(__pa(swapper_pg_dir)) | satp_mode); local_flush_tlb_all(); --- a/arch/s390/kernel/early.c~kasan-call-kasan_init_generic-in-kasan_init +++ a/arch/s390/kernel/early.c @@ -21,6 +21,7 @@ #include #include #include +#include #include #include #include @@ -65,7 +66,7 @@ static void __init kasan_early_init(void { #ifdef CONFIG_KASAN init_task.kasan_depth = 0; - pr_info("KernelAddressSanitizer initialized\n"); + kasan_init_generic(); #endif } --- a/arch/x86/mm/kasan_init_64.c~kasan-call-kasan_init_generic-in-kasan_init +++ a/arch/x86/mm/kasan_init_64.c @@ -451,5 +451,5 @@ void __init kasan_init(void) __flush_tlb_all(); init_task.kasan_depth = 0; - pr_info("KernelAddressSanitizer initialized\n"); + kasan_init_generic(); } --- a/arch/xtensa/mm/kasan_init.c~kasan-call-kasan_init_generic-in-kasan_init +++ a/arch/xtensa/mm/kasan_init.c @@ -94,5 +94,5 @@ void __init kasan_init(void) /* At this point kasan is fully initialized. Enable error messages. */ current->kasan_depth = 0; - pr_info("KernelAddressSanitizer initialized\n"); + kasan_init_generic(); } _ Patches currently in -mm which might be from snovitoll@gmail.com are kasan-introduce-arch_defer_kasan-and-unify-static-key-across-modes.patch kasan-call-kasan_init_generic-in-kasan_init.patch