From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.7]) (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 F422A1898E4; Thu, 5 Sep 2024 08:37:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.7 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725525442; cv=none; b=GCK0pXGRHIZvMQsscMiRxHhgYNckjEmEUyf95UYFQEIElF7XcqIu/6hj5Vo8TFrJRhqJrikQXSCXzpwg+KiGPtppsJNj0HeCXHJ2BGjLaIpsvQgdEwJ1FNLbFiyYcx881559AgU/LA2YG3XWNqGO/BrRZAMcUB3rmuB62DiXqvA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725525442; c=relaxed/simple; bh=xMktYis9zEZJj72s8BcTgIrJWtYI6M9EkqQ5b1RTzls=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=YG8b6SQVA9qox9TEA/sSjFENiW1MghU/7taN/QiRyutNwAIyJ3iwFaJj/1OZHCdvaKl+IHHIj2vccMHcXwydBdMeleQ+/lAQ6pdhXunpK5RRuxYm21kg4rFSQUM1gzArugaqHvTm8/5cn6dgBVLE8v2WG3jb71Yg9rZyyXhVMTk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=kwB2fso+; arc=none smtp.client-ip=192.198.163.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="kwB2fso+" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1725525440; x=1757061440; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=xMktYis9zEZJj72s8BcTgIrJWtYI6M9EkqQ5b1RTzls=; b=kwB2fso+9MxXYvjz0QICYO16YSxA1bHIijDpDjGsLu8qVm8OT6Hk95A1 xRHmK6pV6X5oQ93OGBASQK71IAQQ9KJ1GMKZrJNrtPt7XGneEA3I59BDH WwGfBJXlGJuVaHO+XyDkm2OZy8wWpQS2Xun+x1WonMFM22d0B5BA2Ztik a6+oQd4iTASBtWm/D4Ok8Yzi0zRnDiCnYfdpnseIO+kCK4nkkQ9lb6Fkk vHA2UkTqniyshSKo9Ae1jxAFzNHcbVCYIQ/fwAeiU+EmBIrPyGQylMdFq Y0ivpFpS8N371jMlYGbwsSxzLRZtazm0RgfngIS8abk3TXFSEH7+mtCn+ g==; X-CSE-ConnectionGUID: 65mE/m9BQO2nTO0WASMNzg== X-CSE-MsgGUID: qNZl0DvwRR6xjMofy0rPgQ== X-IronPort-AV: E=McAfee;i="6700,10204,11185"; a="49634159" X-IronPort-AV: E=Sophos;i="6.10,204,1719903600"; d="scan'208";a="49634159" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Sep 2024 01:37:19 -0700 X-CSE-ConnectionGUID: b4+uL1FIQzSN/x5S34jICw== X-CSE-MsgGUID: 6QGEPvlASY2pTtm6Low+vQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,204,1719903600"; d="scan'208";a="65204673" Received: from lkp-server01.sh.intel.com (HELO 9c6b1c7d3b50) ([10.239.97.150]) by fmviesa006.fm.intel.com with ESMTP; 05 Sep 2024 01:37:17 -0700 Received: from kbuild by 9c6b1c7d3b50 with local (Exim 4.96) (envelope-from ) id 1sm7zO-00097b-0z; Thu, 05 Sep 2024 08:37:14 +0000 Date: Thu, 5 Sep 2024 16:36:16 +0800 From: kernel test robot To: Sven Schnelle , Steven Rostedt , Masami Hiramatsu , Mark Rutland , Mathieu Desnoyers Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, bpf@vger.kernel.org Subject: Re: [PATCH 6/7] tracing: add support for function argument to graph tracer Message-ID: <202409051644.nZ4Nj2uc-lkp@intel.com> References: <20240904065908.1009086-7-svens@linux.ibm.com> Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240904065908.1009086-7-svens@linux.ibm.com> Hi Sven, kernel test robot noticed the following build errors: [auto build test ERROR on s390/features] [also build test ERROR on tip/x86/core linus/master v6.11-rc6] [cannot apply to rostedt-trace/for-next rostedt-trace/for-next-urgent next-20240904] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Sven-Schnelle/tracing-add-ftrace_regs-to-function_graph_enter/20240904-150232 base: https://git.kernel.org/pub/scm/linux/kernel/git/s390/linux.git features patch link: https://lore.kernel.org/r/20240904065908.1009086-7-svens%40linux.ibm.com patch subject: [PATCH 6/7] tracing: add support for function argument to graph tracer config: um-allnoconfig (https://download.01.org/0day-ci/archive/20240905/202409051644.nZ4Nj2uc-lkp@intel.com/config) compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240905/202409051644.nZ4Nj2uc-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202409051644.nZ4Nj2uc-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from kernel/fork.c:34: In file included from include/linux/mempolicy.h:15: In file included from include/linux/pagemap.h:11: In file included from include/linux/highmem.h:12: In file included from include/linux/hardirq.h:11: In file included from arch/um/include/asm/hardirq.h:5: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:14: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 548 | val = __raw_readb(PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 561 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu' 37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x)) | ^ In file included from kernel/fork.c:34: In file included from include/linux/mempolicy.h:15: In file included from include/linux/pagemap.h:11: In file included from include/linux/highmem.h:12: In file included from include/linux/hardirq.h:11: In file included from arch/um/include/asm/hardirq.h:5: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:14: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 574 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu' 35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x)) | ^ In file included from kernel/fork.c:34: In file included from include/linux/mempolicy.h:15: In file included from include/linux/pagemap.h:11: In file included from include/linux/highmem.h:12: In file included from include/linux/hardirq.h:11: In file included from arch/um/include/asm/hardirq.h:5: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:14: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 585 | __raw_writeb(value, PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 595 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 605 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:693:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 693 | readsb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:701:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 701 | readsw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:709:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 709 | readsl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:718:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 718 | writesb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:727:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 727 | writesw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:736:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 736 | writesl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ In file included from kernel/fork.c:56: In file included from include/linux/syscalls.h:93: In file included from include/trace/syscall.h:7: In file included from include/linux/trace_events.h:10: In file included from include/linux/perf_event.h:52: >> include/linux/ftrace.h:1013:21: error: field has incomplete type 'struct ftrace_regs' 1013 | struct ftrace_regs regs; | ^ include/linux/ftrace.h:41:8: note: forward declaration of 'struct ftrace_regs' 41 | struct ftrace_regs; | ^ 12 warnings and 1 error generated. -- In file included from kernel/signal.c:27: In file included from include/linux/tty.h:11: In file included from include/linux/tty_port.h:5: In file included from include/linux/kfifo.h:40: In file included from include/linux/dma-mapping.h:11: In file included from include/linux/scatterlist.h:9: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 548 | val = __raw_readb(PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 561 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu' 37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x)) | ^ In file included from kernel/signal.c:27: In file included from include/linux/tty.h:11: In file included from include/linux/tty_port.h:5: In file included from include/linux/kfifo.h:40: In file included from include/linux/dma-mapping.h:11: In file included from include/linux/scatterlist.h:9: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 574 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu' 35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x)) | ^ In file included from kernel/signal.c:27: In file included from include/linux/tty.h:11: In file included from include/linux/tty_port.h:5: In file included from include/linux/kfifo.h:40: In file included from include/linux/dma-mapping.h:11: In file included from include/linux/scatterlist.h:9: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 585 | __raw_writeb(value, PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 595 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 605 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:693:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 693 | readsb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:701:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 701 | readsw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:709:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 709 | readsl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:718:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 718 | writesb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:727:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 727 | writesw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:736:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 736 | writesl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ In file included from kernel/signal.c:31: In file included from include/linux/syscalls.h:93: In file included from include/trace/syscall.h:7: In file included from include/linux/trace_events.h:10: In file included from include/linux/perf_event.h:52: >> include/linux/ftrace.h:1013:21: error: field has incomplete type 'struct ftrace_regs' 1013 | struct ftrace_regs regs; | ^ include/linux/ftrace.h:41:8: note: forward declaration of 'struct ftrace_regs' 41 | struct ftrace_regs; | ^ kernel/signal.c:140:37: warning: array index 3 is past the end of the array (that has type 'unsigned long[2]') [-Warray-bounds] 140 | case 4: ready = signal->sig[3] &~ blocked->sig[3]; | ^ ~ arch/x86/include/asm/signal.h:24:2: note: array 'sig' declared here 24 | unsigned long sig[_NSIG_WORDS]; | ^ kernel/signal.c:140:19: warning: array index 3 is past the end of the array (that has type 'unsigned long[2]') [-Warray-bounds] 140 | case 4: ready = signal->sig[3] &~ blocked->sig[3]; | ^ ~ arch/x86/include/asm/signal.h:24:2: note: array 'sig' declared here 24 | unsigned long sig[_NSIG_WORDS]; | ^ kernel/signal.c:141:30: warning: array index 2 is past the end of the array (that has type 'unsigned long[2]') [-Warray-bounds] 141 | ready |= signal->sig[2] &~ blocked->sig[2]; | ^ ~ arch/x86/include/asm/signal.h:24:2: note: array 'sig' declared here 24 | unsigned long sig[_NSIG_WORDS]; | ^ kernel/signal.c:141:12: warning: array index 2 is past the end of the array (that has type 'unsigned long[2]') [-Warray-bounds] 141 | ready |= signal->sig[2] &~ blocked->sig[2]; | ^ ~ arch/x86/include/asm/signal.h:24:2: note: array 'sig' declared here 24 | unsigned long sig[_NSIG_WORDS]; | ^ 16 warnings and 1 error generated. -- In file included from kernel/time/hrtimer.c:30: In file included from include/linux/syscalls.h:93: In file included from include/trace/syscall.h:7: In file included from include/linux/trace_events.h:9: In file included from include/linux/hardirq.h:11: In file included from arch/um/include/asm/hardirq.h:5: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:14: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 548 | val = __raw_readb(PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 561 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu' 37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x)) | ^ In file included from kernel/time/hrtimer.c:30: In file included from include/linux/syscalls.h:93: In file included from include/trace/syscall.h:7: In file included from include/linux/trace_events.h:9: In file included from include/linux/hardirq.h:11: In file included from arch/um/include/asm/hardirq.h:5: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:14: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 574 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu' 35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x)) | ^ In file included from kernel/time/hrtimer.c:30: In file included from include/linux/syscalls.h:93: In file included from include/trace/syscall.h:7: In file included from include/linux/trace_events.h:9: In file included from include/linux/hardirq.h:11: In file included from arch/um/include/asm/hardirq.h:5: In file included from include/asm-generic/hardirq.h:17: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:14: In file included from arch/um/include/asm/io.h:24: include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 585 | __raw_writeb(value, PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 595 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 605 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:693:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 693 | readsb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:701:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 701 | readsw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:709:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 709 | readsl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:718:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 718 | writesb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:727:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 727 | writesw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:736:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 736 | writesl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ In file included from kernel/time/hrtimer.c:30: In file included from include/linux/syscalls.h:93: In file included from include/trace/syscall.h:7: In file included from include/linux/trace_events.h:10: In file included from include/linux/perf_event.h:52: >> include/linux/ftrace.h:1013:21: error: field has incomplete type 'struct ftrace_regs' 1013 | struct ftrace_regs regs; | ^ include/linux/ftrace.h:41:8: note: forward declaration of 'struct ftrace_regs' 41 | struct ftrace_regs; | ^ kernel/time/hrtimer.c:121:21: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides] 121 | [CLOCK_REALTIME] = HRTIMER_BASE_REALTIME, | ^~~~~~~~~~~~~~~~~~~~~ kernel/time/hrtimer.c:119:27: note: previous initialization is here 119 | [0 ... MAX_CLOCKS - 1] = HRTIMER_MAX_CLOCK_BASES, | ^~~~~~~~~~~~~~~~~~~~~~~ kernel/time/hrtimer.c:122:22: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides] 122 | [CLOCK_MONOTONIC] = HRTIMER_BASE_MONOTONIC, | ^~~~~~~~~~~~~~~~~~~~~~ kernel/time/hrtimer.c:119:27: note: previous initialization is here 119 | [0 ... MAX_CLOCKS - 1] = HRTIMER_MAX_CLOCK_BASES, | ^~~~~~~~~~~~~~~~~~~~~~~ kernel/time/hrtimer.c:123:21: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides] 123 | [CLOCK_BOOTTIME] = HRTIMER_BASE_BOOTTIME, | ^~~~~~~~~~~~~~~~~~~~~ kernel/time/hrtimer.c:119:27: note: previous initialization is here 119 | [0 ... MAX_CLOCKS - 1] = HRTIMER_MAX_CLOCK_BASES, | ^~~~~~~~~~~~~~~~~~~~~~~ kernel/time/hrtimer.c:124:17: warning: initializer overrides prior initialization of this subobject [-Winitializer-overrides] 124 | [CLOCK_TAI] = HRTIMER_BASE_TAI, | ^~~~~~~~~~~~~~~~ kernel/time/hrtimer.c:119:27: note: previous initialization is here 119 | [0 ... MAX_CLOCKS - 1] = HRTIMER_MAX_CLOCK_BASES, | ^~~~~~~~~~~~~~~~~~~~~~~ 16 warnings and 1 error generated. vim +1013 include/linux/ftrace.h 1006 1007 /* 1008 * Structure that defines an entry function trace. 1009 * It's already packed but the attribute "packed" is needed 1010 * to remove extra padding at the end. 1011 */ 1012 struct ftrace_graph_ent { > 1013 struct ftrace_regs regs; 1014 unsigned long func; /* Current function */ 1015 int depth; 1016 } __packed; 1017 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki