linux-kernel - drivers/misc/vmw_vmci/vmci_queue_pair.o: warning: objtool: vmci_qp_alloc()+0xd3: sibling call from callable instruction with modified stack frame

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Message-ID: <201710271048.7ZDLhpkz%fengguang.wu@intel.com>
Date:   Fri, 27 Oct 2017 10:43:50 +0800
From:   kbuild test robot <fengguang.wu@...el.com>
To:     Josh Poimboeuf <jpoimboe@...hat.com>
Cc:     kbuild-all@...org, linux-kernel@...r.kernel.org,
        Ingo Molnar <mingo@...nel.org>
Subject: drivers/misc/vmw_vmci/vmci_queue_pair.o: warning: objtool:
 vmci_qp_alloc()+0xd3: sibling call from callable instruction with modified
 stack frame

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   15f859ae5c43c7f0a064ed92d33f7a5bc5de6de0
commit: 81d387190039c14edac8de2b3ec789beb899afd9 x86/kconfig: Consolidate unwinders into multiple choice selection
date:   3 months ago
config: x86_64-randconfig-v0-10270941 (attached as .config)
compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7
reproduce:
        git checkout 81d387190039c14edac8de2b3ec789beb899afd9
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All warnings (new ones prefixed by >>):

>> drivers/misc/vmw_vmci/vmci_queue_pair.o: warning: objtool: vmci_qp_alloc()+0xd3: sibling call from callable instruction with modified stack frame

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