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 A4A7F27467A; Fri, 8 Aug 2025 11:28:34 +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=1754652514; cv=none; b=utlfOKeP08TWyoJXnOdMJK2vOuppbsYd6ka/AmRDJVf0Lu/WxsWyM/6LwfDtLec0Df3Pa+KDMY1tFoj166q+rIAj6Edo3PU1lKhk3bl6ylDcI4fXTSu6pk6yQEm6flXB1TBrkiQiZw8fLNkzf9w7f1s0G33D4vGChhiD9WEhFIM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754652514; c=relaxed/simple; bh=7bjZzLfO9fl1ghbHcTqWmndQHxP4RCvD8GzQZJjMcHE=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=Uqev8xKZCWQLjq3kRfd/Gm0pAWrPRQAGrljY0j5JYKoDXc/4UqMxvdENFHz8cFO7VlS8JoDsGngLRQZo/p1R2zs/yLGp5r2DfT6l1EuiznQvR4MHPuZZPlT3aczZePN3I2t/VfdTpyXKJ4dLeYMkS3uWAv8DiGtFwr5ErYZ83Qg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=EM9N/akd; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="EM9N/akd" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 44D52C4CEED; Fri, 8 Aug 2025 11:28:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1754652514; bh=7bjZzLfO9fl1ghbHcTqWmndQHxP4RCvD8GzQZJjMcHE=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=EM9N/akdd5EknCUIRfNSycnmf+GuuLwx9r1iowOgI1VM/jPQJJWuTe2M0lx0BCn62 7ZJZSQ8QPw4PqxA3E7U0+yIrHQZQeATd5AYlunMxnVVvZWTDPCfTicAT0WobVXjfdP qAaqRL8W/f20T5FDrzmj4TI/NVMtel/Vur+PgekEOSgDoqkTqBWpz3mfJiTtWKT3kK pRUnPPM6tBDkZBCEfnDCMrAeK5NqhPOWuxZQ+FkxBCvlkPB5K7ZFj5NdL//rfUHp3r JQSeLsGt2mezuOoIzXIH5b/tSYvkvtRRvvukOVKBp96rhpHiU+4ZKlUa79r0A3m4lW p+zYV/qcchcFQ== From: Pratyush Yadav To: kernel test robot Cc: Mike Rapoport , , , , Andrew Morton , Alexander Graf , Changyuan Lyu , Pasha Tatashin , Pratyush Yadav , Shuah Khan , , Subject: Re: [linus:master] [kho] b753522bed: INFO:trying_to_register_non-static_key In-Reply-To: <202508081032.1450e413-lkp@intel.com> References: <202508081032.1450e413-lkp@intel.com> Date: Fri, 08 Aug 2025 13:28:31 +0200 Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain On Fri, Aug 08 2025, kernel test robot wrote: > Hello, > [...] > > > [ 59.011407][ T1] INFO: trying to register non-static key. > [ 59.011783][ T1] The code is fine but needs lockdep annotation, or maybe > [ 59.011783][ T1] you didn't initialize this object before use? > [ 59.011783][ T1] turning off the locking correctness validator. > [ 59.011783][ T1] CPU: 0 UID: 0 PID: 1 Comm: swapper/0 Tainted: G T 6.16.0-rc5-00079-gb753522bed0b #1 PREEMPT(voluntary) > [ 59.011783][ T1] Tainted: [T]=RANDSTRUCT > [ 59.011783][ T1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 > [ 59.011783][ T1] Call Trace: Pasha, I think your patch [0] fixes this. Perhaps it is a good idea for it to land independent of the LUO patches, since those are likely to take some more time? [0] https://lore.kernel.org/lkml/20250807014442.3829950-2-pasha.tatashin@soleen.com/ > [ 59.011783][ T1] > [ 59.011783][ T1] dump_stack_lvl (lib/dump_stack.c:123) > [ 59.011783][ T1] assign_lock_key (kernel/locking/lockdep.c:988) > [ 59.011783][ T1] register_lock_class (kernel/locking/lockdep.c:?) > [ 59.011783][ T1] __lock_acquire (kernel/locking/lockdep.c:?) > [ 59.011783][ T1] lock_acquire (kernel/locking/lockdep.c:5871) > [ 59.011783][ T1] ? xa_load_or_alloc (include/linux/xarray.h:699 kernel/kexec_handover.c:106) > [ 59.011783][ T1] ? tracer_preempt_off (kernel/trace/trace_irqsoff.c:412) > [ 59.011783][ T1] _raw_spin_lock (include/linux/spinlock_api_smp.h:133 kernel/locking/spinlock.c:154) > [ 59.011783][ T1] ? xa_load_or_alloc (include/linux/xarray.h:699 kernel/kexec_handover.c:106) > [ 59.011783][ T1] xa_load_or_alloc (include/linux/xarray.h:699 kernel/kexec_handover.c:106) > [ 59.011783][ T1] __kho_preserve_order (kernel/kexec_handover.c:156) > [ 59.011783][ T1] kho_test_init (lib/test_kho.c:84) > [ 59.011783][ T1] ? __cfi_kho_test_init (lib/test_kho.c:271) > [ 59.011783][ T1] do_one_initcall (init/main.c:1274) > [ 59.011783][ T1] ? __cfi_kho_test_init (lib/test_kho.c:271) > [ 59.011783][ T1] ? kasan_save_track (arch/x86/include/asm/current.h:25 mm/kasan/common.c:60 mm/kasan/common.c:69) > [ 59.011783][ T1] ? kasan_save_track (mm/kasan/common.c:48 mm/kasan/common.c:68) > [ 59.011783][ T1] ? __kasan_kmalloc (mm/kasan/common.c:398) > [ 59.011783][ T1] ? tracer_hardirqs_off (kernel/trace/trace_irqsoff.c:412) > [ 59.011783][ T1] ? do_initcalls (include/linux/slab.h:909 include/linux/slab.h:1039 init/main.c:1345) > [ 59.011783][ T1] ? kernel_init_freeable (init/main.c:1588) > [ 59.011783][ T1] ? tracer_hardirqs_on (kernel/trace/trace_irqsoff.c:452) > [ 59.011783][ T1] ? tracer_hardirqs_off (kernel/trace/trace_irqsoff.c:412) > [ 59.011783][ T1] ? tracer_hardirqs_on (kernel/trace/trace_irqsoff.c:452) > [ 59.011783][ T1] ? irqentry_exit (kernel/entry/common.c:311) > [ 59.011783][ T1] ? next_arg (lib/cmdline.c:273) > [ 59.011783][ T1] ? parameq (kernel/params.c:91) > [ 59.011783][ T1] ? parse_args (kernel/params.c:?) > [ 59.011783][ T1] do_initcall_level (init/main.c:1335) > [ 59.011783][ T1] do_initcalls (init/main.c:1349) > [ 59.011783][ T1] kernel_init_freeable (init/main.c:1588) > [ 59.011783][ T1] ? __cfi_kernel_init (init/main.c:1466) > [ 59.011783][ T1] kernel_init (init/main.c:1476) > [ 59.011783][ T1] ? __cfi_kernel_init (init/main.c:1466) > [ 59.011783][ T1] ret_from_fork (arch/x86/kernel/process.c:154) > [ 59.011783][ T1] ? __cfi_kernel_init (init/main.c:1466) > [ 59.011783][ T1] ret_from_fork_asm (arch/x86/entry/entry_64.S:255) > [ 59.011783][ T1] -- Regards, Pratyush Yadav