On Tue, Aug 14, 2018 at 02:43:09AM +0200, Eugeniu Rosca wrote:
Compiling U-Boot with ubsan/asan libraries and running it in sandbox may lead to below backtrace:
=> avb init 0 => avb verify ## Android Verified Boot 2.0 version 1.1.0 read_is_device_unlocked not supported yet common/avb_verify.c:407:31: runtime error: division by zero AddressSanitizer:DEADLYSIGNAL Reviewed-by: Igor Opaniuk igor.opaniuk@linaro.org
================================================================= ==9388==ERROR: AddressSanitizer: FPE on unknown address 0x0000004b467f \ (pc 0x0000004b467f bp 0x000000000000 sp 0x7ffd899fe150 T0) #0 0x4b467e in mmc_byte_io common/avb_verify.c:407 #1 0x4b4c47 in mmc_byte_io common/avb_verify.c:532 #2 0x4b4c47 in read_from_partition common/avb_verify.c:533 #3 0x69dc0d in load_and_verify_vbmeta lib/libavb/avb_slot_verify.c:560 #4 0x6a1ee6 in avb_slot_verify lib/libavb/avb_slot_verify.c:1139 #5 0x45dabd in do_avb_verify_part cmd/avb.c:245 #6 0x4af77c in cmd_call common/command.c:499 #7 0x4af77c in cmd_process common/command.c:538 #8 0x46bafc in run_pipe_real common/cli_hush.c:1677 #9 0x46bafc in run_list_real common/cli_hush.c:1875 #10 0x46c780 in run_list common/cli_hush.c:2024 #11 0x46c780 in parse_stream_outer common/cli_hush.c:3216 #12 0x46d34b in parse_file_outer common/cli_hush.c:3299 #13 0x4ad609 in cli_loop common/cli.c:217 #14 0x4625ae in main_loop common/main.c:65 #15 0x46f2d1 in run_main_loop common/board_r.c:648 #16 0x640253 in initcall_run_list lib/initcall.c:30 #17 0x46f9d0 in board_init_r common/board_r.c:879 #18 0x40539b in main arch/sandbox/cpu/start.c:321 #19 0x7fa94925f82f in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2082f) #20 0x408908 in _start (/srv/R/u-boot-master/u-boot+0x408908)
AddressSanitizer can not provide additional info. SUMMARY: AddressSanitizer: FPE common/avb_verify.c:407 in mmc_byte_io ==9388==ABORTING
Signed-off-by: Eugeniu Rosca erosca@de.adit-jv.com
Applied to u-boot/master, thanks!