Hi Edward, [auto build test ERROR on net-next/master]
url: https://github.com/0day-ci/linux/commits/Edward-Cree/bpf-rewrite-value-tracking-in-verifier/20170629-012559 config: ia64-allmodconfig (attached as .config) compiler: ia64-linux-gcc (GCC) 6.2.0 reproduce: wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=ia64 Note: the linux-review/Edward-Cree/bpf-rewrite-value-tracking-in-verifier/20170629-012559 HEAD 7a882286a655cc99ca765008aa3f830f6ad6b3eb builds fine. It only hurts bisectibility. All errors (new ones prefixed by >>): drivers/net//ethernet/netronome/nfp/bpf/verifier.c: In function 'nfp_bpf_check_exit': >> drivers/net//ethernet/netronome/nfp/bpf/verifier.c:86:20: error: 'CONST_IMM' >> undeclared (first use in this function) if (reg0->type != CONST_IMM) { ^~~~~~~~~ drivers/net//ethernet/netronome/nfp/bpf/verifier.c:86:20: note: each undeclared identifier is reported only once for each function it appears in In file included from include/linux/kernel.h:13:0, from include/linux/list.h:8, from include/linux/timer.h:4, from include/linux/workqueue.h:8, from include/linux/bpf.h:12, from drivers/net//ethernet/netronome/nfp/bpf/verifier.c:36: >> drivers/net//ethernet/netronome/nfp/bpf/verifier.c:88:20: error: 'const >> struct bpf_reg_state' has no member named 'imm' reg0->type, reg0->imm); ^ include/linux/printk.h:308:34: note: in definition of macro 'pr_info' printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) ^~~~~~~~~~~ drivers/net//ethernet/netronome/nfp/bpf/verifier.c:93:10: error: 'const struct bpf_reg_state' has no member named 'imm' reg0->imm != 0 && (reg0->imm & ~0U) != ~0U) { ^~ drivers/net//ethernet/netronome/nfp/bpf/verifier.c:93:29: error: 'const struct bpf_reg_state' has no member named 'imm' reg0->imm != 0 && (reg0->imm & ~0U) != ~0U) { ^~ In file included from include/linux/kernel.h:13:0, from include/linux/list.h:8, from include/linux/timer.h:4, from include/linux/workqueue.h:8, from include/linux/bpf.h:12, from drivers/net//ethernet/netronome/nfp/bpf/verifier.c:36: drivers/net//ethernet/netronome/nfp/bpf/verifier.c:95:20: error: 'const struct bpf_reg_state' has no member named 'imm' reg0->type, reg0->imm); ^ include/linux/printk.h:308:34: note: in definition of macro 'pr_info' printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) ^~~~~~~~~~~ drivers/net//ethernet/netronome/nfp/bpf/verifier.c:99:44: error: 'const struct bpf_reg_state' has no member named 'imm' if (nfp_prog->act == NN_ACT_DIRECT && reg0->imm <= TC_ACT_REDIRECT && ^~ drivers/net//ethernet/netronome/nfp/bpf/verifier.c:100:10: error: 'const struct bpf_reg_state' has no member named 'imm' reg0->imm != TC_ACT_SHOT && reg0->imm != TC_ACT_STOLEN && ^~ drivers/net//ethernet/netronome/nfp/bpf/verifier.c:100:38: error: 'const struct bpf_reg_state' has no member named 'imm' reg0->imm != TC_ACT_SHOT && reg0->imm != TC_ACT_STOLEN && ^~ drivers/net//ethernet/netronome/nfp/bpf/verifier.c:101:10: error: 'const struct bpf_reg_state' has no member named 'imm' reg0->imm != TC_ACT_QUEUED) { ^~ In file included from include/linux/kernel.h:13:0, from include/linux/list.h:8, from include/linux/timer.h:4, from include/linux/workqueue.h:8, from include/linux/bpf.h:12, from drivers/net//ethernet/netronome/nfp/bpf/verifier.c:36: drivers/net//ethernet/netronome/nfp/bpf/verifier.c:103:20: error: 'const struct bpf_reg_state' has no member named 'imm' reg0->type, reg0->imm); ^ include/linux/printk.h:308:34: note: in definition of macro 'pr_info' printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) ^~~~~~~~~~~ vim +/CONST_IMM +86 drivers/net//ethernet/netronome/nfp/bpf/verifier.c cd7df56e drivers/net/ethernet/netronome/nfp/nfp_bpf_verifier.c Jakub Kicinski 2016-09-21 80 { cd7df56e drivers/net/ethernet/netronome/nfp/nfp_bpf_verifier.c Jakub Kicinski 2016-09-21 81 const struct bpf_reg_state *reg0 = &env->cur_state.regs[0]; cd7df56e drivers/net/ethernet/netronome/nfp/nfp_bpf_verifier.c Jakub Kicinski 2016-09-21 82 6d677075 drivers/net/ethernet/netronome/nfp/nfp_bpf_verifier.c Jakub Kicinski 2016-11-03 83 if (nfp_prog->act == NN_ACT_XDP) 6d677075 drivers/net/ethernet/netronome/nfp/nfp_bpf_verifier.c Jakub Kicinski 2016-11-03 84 return 0; 6d677075 drivers/net/ethernet/netronome/nfp/nfp_bpf_verifier.c Jakub Kicinski 2016-11-03 85 cd7df56e drivers/net/ethernet/netronome/nfp/nfp_bpf_verifier.c Jakub Kicinski 2016-09-21 @86 if (reg0->type != CONST_IMM) { cd7df56e drivers/net/ethernet/netronome/nfp/nfp_bpf_verifier.c Jakub Kicinski 2016-09-21 87 pr_info("unsupported exit state: %d, imm: %llx\n", cd7df56e drivers/net/ethernet/netronome/nfp/nfp_bpf_verifier.c Jakub Kicinski 2016-09-21 @88 reg0->type, reg0->imm); cd7df56e drivers/net/ethernet/netronome/nfp/nfp_bpf_verifier.c Jakub Kicinski 2016-09-21 89 return -EINVAL; cd7df56e drivers/net/ethernet/netronome/nfp/nfp_bpf_verifier.c Jakub Kicinski 2016-09-21 90 } cd7df56e drivers/net/ethernet/netronome/nfp/nfp_bpf_verifier.c Jakub Kicinski 2016-09-21 91 :::::: The code at line 86 was first introduced by commit :::::: cd7df56ed3e60d046ddb3acd987778c00aa9ee33 nfp: add BPF to NFP code translator :::::: TO: Jakub Kicinski <jakub.kicin...@netronome.com> :::::: CC: David S. Miller <da...@davemloft.net> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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