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Date:   Sat, 17 Sep 2016 17:53:45 +0800
From:   kbuild test robot <fengguang.wu@...el.com>
To:     Amitoj Kaur Chawla <amitoj1606@...il.com>
Cc:     kbuild-all@...org, linux-kernel@...r.kernel.org
Subject: drivers/net/ethernet/qlogic/qlge/qlge_main.c:4813:1: internal
 compiler error: in extract_constrain_insn, at recog.c:2190

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   4d2899d73c4734cd04edb9409a72d0ef637cfb06
commit: ac18dd9e842294377dbaf1e8d169493567a81fa1 qlge: Replace create_singlethread_workqueue with alloc_ordered_workqueue
date:   5 months ago
config: mips-ip27_defconfig (attached as .config)
compiler: mips64-linux-gnuabi64-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout ac18dd9e842294377dbaf1e8d169493567a81fa1
        # save the attached .config to linux build tree
        make.cross ARCH=mips 

All errors (new ones prefixed by >>):

   drivers/net/ethernet/qlogic/qlge/qlge_main.c: In function 'qlge_probe':
   drivers/net/ethernet/qlogic/qlge/qlge_main.c:4813:1: error: insn does not satisfy its constraints:
    }
    ^
   (insn 1373 1371 1361 79 (parallel [
               (set (reg/f:DI 3 $3 [490])
                   (symbol_ref:DI ("delayed_work_timer_fn") [flags 0x241] <function_decl 0x7f2123e8e7e0 delayed_work_timer_fn>))
               (clobber (scratch:DI))
           ]) drivers/net/ethernet/qlogic/qlge/qlge_main.c:4691 287 {*lea64}
        (nil))
>> drivers/net/ethernet/qlogic/qlge/qlge_main.c:4813:1: internal compiler error: in extract_constrain_insn, at recog.c:2190
   Please submit a full bug report,
   with preprocessed source if appropriate.
   See <file:///usr/share/doc/gcc-6/README.Bugs> for instructions.

vim +4813 drivers/net/ethernet/qlogic/qlge/qlge_main.c

15c052fc drivers/net/qlge/qlge_main.c Ron Mercer 2010-02-04  4807  	add_timer(&qdev->timer);
6a473308 drivers/net/qlge/qlge_main.c Ron Mercer 2009-07-02  4808  	ql_link_off(qdev);
c4e84bde drivers/net/qlge/qlge_main.c Ron Mercer 2008-09-18  4809  	ql_display_dev_info(ndev);
9dfbbaa6 drivers/net/qlge/qlge_main.c Ron Mercer 2009-10-30  4810  	atomic_set(&qdev->lb_count, 0);
c4e84bde drivers/net/qlge/qlge_main.c Ron Mercer 2008-09-18  4811  	cards_found++;
c4e84bde drivers/net/qlge/qlge_main.c Ron Mercer 2008-09-18  4812  	return 0;
c4e84bde drivers/net/qlge/qlge_main.c Ron Mercer 2008-09-18 @4813  }
c4e84bde drivers/net/qlge/qlge_main.c Ron Mercer 2008-09-18  4814  
9dfbbaa6 drivers/net/qlge/qlge_main.c Ron Mercer 2009-10-30  4815  netdev_tx_t ql_lb_send(struct sk_buff *skb, struct net_device *ndev)
9dfbbaa6 drivers/net/qlge/qlge_main.c Ron Mercer 2009-10-30  4816  {

:::::: The code at line 4813 was first introduced by commit
:::::: c4e84bde1d595d857d3c74b49b9c45cc770df792 qlge: New Qlogic 10Gb Ethernet Driver.

:::::: TO: Ron Mercer <ron.mercer@...gic.com>
:::::: CC: Jeff Garzik <jgarzik@...hat.com>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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