From: kbuild test robot <lkp@intel.com> To: Thomas Gleixner <tglx@linutronix.de> Cc: kbuild-all@lists.01.org, LKML <linux-kernel@vger.kernel.org>, "x86@kernel.org, Kenneth R. Crudup " <kenny@panix.com>, "Peter Zijlstra (Intel)" <peterz@infradead.org>, Paolo Bonzini <pbonzini@redhat.com>, Jessica Yu <jeyu@kernel.org>, Fenghua Yu <fenghua.yu@intel.com>, Xiaoyao Li <xiaoyao.li@intel.com>, Nadav Amit <namit@vmware.com>, Thomas Hellstrom <thellstrom@vmware.com>, Sean Christopherson <sean.j.christopherson@intel.com>, Tony Luck <tony.luck@intel.com>, Steven Rostedt <rostedt@goodmis.org> Subject: Re: [patch 1/2] x86,module: Detect VMX modules and disable Split-Lock-Detect Date: Fri, 3 Apr 2020 19:29:37 +0800 [thread overview] Message-ID: <202004031956.TbiHolcZ%lkp@intel.com> (raw) In-Reply-To: <20200402124205.242674296@linutronix.de> [-- Attachment #1: Type: text/plain, Size: 1965 bytes --] Hi Thomas, I love your patch! Yet something to improve: [auto build test ERROR on tip/auto-latest] [also build test ERROR on next-20200403] [cannot apply to jeyu/modules-next tip/x86/core v5.6] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/Thomas-Gleixner/x86-Prevent-Split-Lock-Detection-wreckage-on-VMX-hypervisors/20200403-171430 base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git ee8bac724cc7767dcf9480afb656318994f22c3d config: um-x86_64_defconfig (attached as .config) compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0 reproduce: # save the attached .config to linux build tree make ARCH=um SUBARCH=x86_64 If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp@intel.com> All error/warnings (new ones prefixed by >>): /usr/bin/ld: arch/x86/um/../kernel/module.o: in function `module_finalize': >> module.c:(.text+0x315): undefined reference to `split_lock_validate_module_text' >> collect2: error: ld returned 1 exit status -- In file included from arch/x86/um/../kernel/module.c:27:0: >> arch/x86/include/asm/cpu.h:38:31: warning: 'struct cpuinfo_x86' declared inside parameter list will not be visible outside of this definition or declaration int mwait_usable(const struct cpuinfo_x86 *); ^~~~~~~~~~~ arch/x86/include/asm/cpu.h:44:49: warning: 'struct cpuinfo_x86' declared inside parameter list will not be visible outside of this definition or declaration extern void __init cpu_set_core_cap_bits(struct cpuinfo_x86 *c); ^~~~~~~~~~~ --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org [-- Attachment #2: .config.gz --] [-- Type: application/gzip, Size: 8505 bytes --]
WARNING: multiple messages have this Message-ID (diff)
From: kbuild test robot <lkp@intel.com> To: kbuild-all@lists.01.org Subject: Re: [patch 1/2] x86, module: Detect VMX modules and disable Split-Lock-Detect Date: Fri, 03 Apr 2020 19:29:37 +0800 [thread overview] Message-ID: <202004031956.TbiHolcZ%lkp@intel.com> (raw) In-Reply-To: <20200402124205.242674296@linutronix.de> [-- Attachment #1: Type: text/plain, Size: 2006 bytes --] Hi Thomas, I love your patch! Yet something to improve: [auto build test ERROR on tip/auto-latest] [also build test ERROR on next-20200403] [cannot apply to jeyu/modules-next tip/x86/core v5.6] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/Thomas-Gleixner/x86-Prevent-Split-Lock-Detection-wreckage-on-VMX-hypervisors/20200403-171430 base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git ee8bac724cc7767dcf9480afb656318994f22c3d config: um-x86_64_defconfig (attached as .config) compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0 reproduce: # save the attached .config to linux build tree make ARCH=um SUBARCH=x86_64 If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp@intel.com> All error/warnings (new ones prefixed by >>): /usr/bin/ld: arch/x86/um/../kernel/module.o: in function `module_finalize': >> module.c:(.text+0x315): undefined reference to `split_lock_validate_module_text' >> collect2: error: ld returned 1 exit status -- In file included from arch/x86/um/../kernel/module.c:27:0: >> arch/x86/include/asm/cpu.h:38:31: warning: 'struct cpuinfo_x86' declared inside parameter list will not be visible outside of this definition or declaration int mwait_usable(const struct cpuinfo_x86 *); ^~~~~~~~~~~ arch/x86/include/asm/cpu.h:44:49: warning: 'struct cpuinfo_x86' declared inside parameter list will not be visible outside of this definition or declaration extern void __init cpu_set_core_cap_bits(struct cpuinfo_x86 *c); ^~~~~~~~~~~ --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org [-- Attachment #2: config.gz --] [-- Type: application/gzip, Size: 8505 bytes --]
next prev parent reply other threads:[~2020-04-03 11:29 UTC|newest] Thread overview: 81+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-04-02 12:32 [patch 0/2] x86: Prevent Split-Lock-Detection wreckage on VMX hypervisors Thomas Gleixner 2020-04-02 12:32 ` [patch 1/2] x86,module: Detect VMX modules and disable Split-Lock-Detect Thomas Gleixner 2020-04-02 15:23 ` [patch v2 " Peter Zijlstra 2020-04-02 16:20 ` Xiaoyao Li 2020-04-02 16:25 ` Peter Zijlstra 2020-04-02 16:39 ` Nadav Amit 2020-04-02 16:41 ` Xiaoyao Li 2020-04-02 17:34 ` Thomas Gleixner 2020-04-02 17:51 ` Sean Christopherson 2020-04-02 18:51 ` Peter Zijlstra 2020-04-02 20:23 ` Sean Christopherson 2020-04-02 21:04 ` Thomas Gleixner 2020-04-02 21:16 ` Sean Christopherson 2020-04-03 8:09 ` David Laight 2020-04-03 14:33 ` Peter Zijlstra 2020-04-02 23:42 ` [patch " Rasmus Villemoes 2020-04-03 14:35 ` Jessica Yu 2020-04-03 15:21 ` Peter Zijlstra 2020-04-03 16:01 ` Sean Christopherson 2020-04-03 16:12 ` Peter Zijlstra 2020-04-03 16:16 ` David Laight 2020-04-03 16:39 ` Peter Zijlstra 2020-04-03 16:25 ` Sean Christopherson 2020-04-03 16:40 ` Peter Zijlstra 2020-04-03 16:48 ` Nadav Amit 2020-04-03 17:21 ` Sean Christopherson 2020-04-03 18:53 ` Thomas Gleixner 2020-04-03 20:58 ` Andy Lutomirski 2020-04-03 21:49 ` Thomas Gleixner 2020-04-03 11:29 ` kbuild test robot [this message] 2020-04-03 11:29 ` [patch 1/2] x86, module: " kbuild test robot 2020-04-03 14:43 ` [patch 1/2] x86,module: " kbuild test robot 2020-04-03 14:43 ` [patch 1/2] x86, module: " kbuild test robot 2020-04-03 16:36 ` [patch 1/2] x86,module: " Sean Christopherson 2020-04-03 16:41 ` Peter Zijlstra 2020-04-03 18:35 ` Jessica Yu 2020-04-06 12:23 ` Christoph Hellwig 2020-04-06 14:40 ` Peter Zijlstra 2020-04-06 15:18 ` Christoph Hellwig 2020-04-06 15:22 ` Peter Zijlstra 2020-04-06 18:27 ` Steven Rostedt 2020-04-02 12:33 ` [patch 2/2] x86/kvm/vmx: Prevent split lock detection induced #AC wreckage Thomas Gleixner 2020-04-02 15:30 ` Sean Christopherson 2020-04-02 15:44 ` Nadav Amit 2020-04-02 16:04 ` Sean Christopherson 2020-04-02 16:56 ` Thomas Gleixner 2020-04-02 15:55 ` [PATCH 0/3] x86: KVM: VMX: Add basic split-lock #AC handling Sean Christopherson 2020-04-02 15:55 ` [PATCH 1/3] KVM: x86: Emulate split-lock access as a write in emulator Sean Christopherson 2020-04-02 15:55 ` [PATCH 2/3] x86/split_lock: Refactor and export handle_user_split_lock() for KVM Sean Christopherson 2020-04-02 17:01 ` Thomas Gleixner 2020-04-02 17:19 ` Sean Christopherson 2020-04-02 19:06 ` Thomas Gleixner 2020-04-10 4:39 ` Xiaoyao Li 2020-04-10 10:21 ` Paolo Bonzini 2020-04-02 15:55 ` [PATCH 3/3] KVM: VMX: Extend VMX's #AC interceptor to handle split lock #AC in guest Sean Christopherson 2020-04-02 17:19 ` Thomas Gleixner 2020-04-02 17:40 ` Sean Christopherson 2020-04-02 20:07 ` Thomas Gleixner 2020-04-02 20:36 ` Andy Lutomirski 2020-04-02 20:48 ` Peter Zijlstra 2020-04-02 20:51 ` Sean Christopherson 2020-04-02 22:27 ` Thomas Gleixner 2020-04-02 22:40 ` Nadav Amit 2020-04-02 23:03 ` Thomas Gleixner 2020-04-02 23:08 ` Steven Rostedt 2020-04-02 23:16 ` Kenneth R. Crudup 2020-04-02 23:18 ` Jim Mattson 2020-04-03 12:16 ` Thomas Gleixner 2020-04-10 10:23 ` [PATCH 0/3] x86: KVM: VMX: Add basic split-lock #AC handling Paolo Bonzini 2020-04-10 11:14 ` Thomas Gleixner 2020-04-02 13:43 ` [patch 0/2] x86: Prevent Split-Lock-Detection wreckage on VMX hypervisors Kenneth R. Crudup 2020-04-02 14:32 ` Peter Zijlstra 2020-04-02 14:41 ` Kenneth R. Crudup 2020-04-02 14:46 ` Peter Zijlstra 2020-04-02 14:53 ` Kenneth R. Crudup 2020-04-02 14:37 ` Thomas Gleixner 2020-04-02 14:47 ` Nadav Amit 2020-04-02 15:11 ` Peter Zijlstra 2020-04-02 14:53 [patch 1/2] x86,module: Detect VMX modules and disable Split-Lock-Detect Andy Lutomirski 2020-04-02 15:02 ` Kenneth R. Crudup 2020-04-02 16:46 ` Thomas Gleixner
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