Re: [PATCH bpf-next v2 6/7] selftests/bpf: test if state loops are detected in a tricky case

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Hi Eduard,

kernel test robot noticed the following build warnings:

[auto build test WARNING on bpf-next/master]

url:    https://github.com/intel-lab-lkp/linux/commits/Eduard-Zingerman/bpf-move-explored_state-closer-to-the-beginning-of-verifier-c/20231022-091124
base:   https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
patch link:    https://lore.kernel.org/r/20231022010812.9201-7-eddyz87%40gmail.com
patch subject: [PATCH bpf-next v2 6/7] selftests/bpf: test if state loops are detected in a tricky case
reproduce: (https://download.01.org/0day-ci/archive/20231022/202310221141.vepbw7v8-lkp@xxxxxxxxx/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202310221141.vepbw7v8-lkp@xxxxxxxxx/

# many are suggestions rather than must-fix

WARNING:SPLIT_STRING: quoted string split across lines
#122: FILE: tools/testing/selftests/bpf/progs/iters.c:1078:
+	"j_loop_%=:"
+		"r1 = r10;"

WARNING:SPLIT_STRING: quoted string split across lines
#136: FILE: tools/testing/selftests/bpf/progs/iters.c:1092:
+	"i_loop_%=:"
+		"r1 = r10;"

WARNING:SPLIT_STRING: quoted string split across lines
#141: FILE: tools/testing/selftests/bpf/progs/iters.c:1097:
+	"check_one_r6_%=:"
+		"if r6 != 1 goto check_zero_r6_%=;"

WARNING:SPLIT_STRING: quoted string split across lines
#146: FILE: tools/testing/selftests/bpf/progs/iters.c:1102:
+	"check_zero_r6_%=:"
+		"if r6 != 0 goto i_loop_%=;"

WARNING:SPLIT_STRING: quoted string split across lines
#152: FILE: tools/testing/selftests/bpf/progs/iters.c:1108:
+	"check_one_r7_%=:"
+		"if r7 != 1 goto i_loop_%=;"

WARNING:SPLIT_STRING: quoted string split across lines
#166: FILE: tools/testing/selftests/bpf/progs/iters.c:1122:
+	"i_loop_end_%=:"
+		"r1 = r10;"

WARNING:SPLIT_STRING: quoted string split across lines
#179: FILE: tools/testing/selftests/bpf/progs/iters.c:1135:
+	"i2_loop_%=:"
+		"r1 = r10;"

WARNING:SPLIT_STRING: quoted string split across lines
#184: FILE: tools/testing/selftests/bpf/progs/iters.c:1140:
+	"check2_one_r6_%=:"
+		"if r6 != 1 goto check2_zero_r6_%=;"

WARNING:SPLIT_STRING: quoted string split across lines
#189: FILE: tools/testing/selftests/bpf/progs/iters.c:1145:
+	"check2_zero_r6_%=:"
+		"if r6 != 0 goto i2_loop_%=;"

WARNING:SPLIT_STRING: quoted string split across lines
#195: FILE: tools/testing/selftests/bpf/progs/iters.c:1151:
+	"check2_one_r7_%=:"
+		"if r7 != 1 goto i2_loop_%=;"

WARNING:SPLIT_STRING: quoted string split across lines
#200: FILE: tools/testing/selftests/bpf/progs/iters.c:1156:
+	"i2_loop_end_%=:"
+		"r1 = r10;"

WARNING:SPLIT_STRING: quoted string split across lines
#208: FILE: tools/testing/selftests/bpf/progs/iters.c:1164:
+	"j_loop_end_%=:"
+		"r1 = r10;"

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki




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