Hi Eric, FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 12b9fa6a97b3150477ab182e321be512b59fa899 commit: 47bbbb30b4331ec58a74a66a044341f0114b02b3 sch_dsmark: improve memory locality date: 5 months ago config: cris-allmodconfig (attached as .config) 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 47bbbb30b4331ec58a74a66a044341f0114b02b3 # save the attached .config to linux build tree make.cross ARCH=cris All errors (new ones prefixed by >>): net/sched/sch_dsmark.c: In function 'dsmark_dequeue': >> net/sched/sch_dsmark.c:316:1: error: unrecognizable insn: (insn 245 244 119 15 (set (reg:QI 11 r11 [179]) (and:QI (mem/s/j:QI (reg/f:SI 2 r2 [orig:48 D.44547 ] [48]) [0 D.44547_34->mask+0 S1 A8]) (reg:QI 11 r11 [179]))) include/net/dsfield.h:33 -1 (nil)) net/sched/sch_dsmark.c:316:1: internal compiler error: in extract_insn, at recog.c:2109 Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. vim +316 net/sched/sch_dsmark.c c76f2a2c4 Yang Yingliang 2013-12-23 310 pr_warn("%s: unsupported protocol %d\n", d8b9605d2 Jiri Pirko 2015-01-13 311 __func__, ntohs(tc_skb_protocol(skb))); ^1da177e4 Linus Torvalds 2005-04-16 312 break; 3ff50b799 Stephen Hemminger 2007-04-20 313 } af0d11417 Thomas Graf 2005-06-18 314 ^1da177e4 Linus Torvalds 2005-04-16 315 return skb; ^1da177e4 Linus Torvalds 2005-04-16 @316 } ^1da177e4 Linus Torvalds 2005-04-16 317 8e3af9789 Jarek Poplawski 2008-10-31 318 static struct sk_buff *dsmark_peek(struct Qdisc *sch) 8e3af9789 Jarek Poplawski 2008-10-31 319 { :::::: The code at line 316 was first introduced by commit :::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2 :::::: TO: Linus Torvalds <[email protected]> :::::: CC: Linus Torvalds <[email protected]> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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