http://bugs.dpdk.org/show_bug.cgi?id=1892
Bug ID: 1892
Summary: hash_crc: unaligned access
Product: DPDK
Version: 25.11
Hardware: All
OS: All
Status: UNCONFIRMED
Severity: normal
Priority: Normal
Component: core
Assignee: [email protected]
Reporter: [email protected]
Target Milestone: ---
Building DPDK with clang and -Db_sanitize=undef finds the following.
# DPDK_TEST=ipsec_sad_autotest
MSAN_OPTIONS=halt_on_error=1:abort_on_error=1:print_summary=1:print_stacktrace=1
UBSAN_OPTIONS=halt_on_error=1:abort_on_error=1:print_summary=1:print_stacktrace=1
MESON_TEST_ITERATION=1
ASAN_OPTIONS=halt_on_error=1:abort_on_error=1:print_summary=1
LD_LIBRARY_PATH=/home/shemminger/DPDK/pcapng/build/lib:/home/shemminger/DPDK/pcapng/build/drivers
MALLOC_PERTURB_=111 /home/shemminger/DPDK/pcapng/build/app/dpdk-test --no-huge
-m 2048 -d /home/shemminger/DPDK/pcapng/build/drivers
EAL: Detected CPU lcores: 32
EAL: Detected NUMA nodes: 1
EAL: Detected shared linkage of DPDK
EAL: Multi-process socket /var/run/dpdk/rte/mp_socket
EAL: Selected IOVA mode 'VA'
APP: HPET is not enabled, using TSC as default timer
RTE>>ipsec_sad_autotest
+ ------------------------------------------------------- +
+ Test Suite : ipsec sad autotest
+ ------------------------------------------------------- +
RING: Cannot reserve memory
HASH: ring creation failed: Invalid argument
+ TestCase [ 0] : test_create_invalid succeeded
+ TestCase [ 1] : test_find_existing succeeded
+ TestCase [ 2] : test_multiple_create succeeded
+ TestCase [ 3] : test_add_invalid succeeded
+ TestCase [ 4] : test_delete_invalid succeeded
+ TestCase [ 5] : test_lookup_invalid succeeded
+ TestCase [ 6] : test_lookup_basic succeeded
../lib/hash/rte_hash_crc.h:131:33: runtime error: load of misaligned address
0x7ffdd714e69c for type 'const uint64_t' (aka 'const unsigned long'), which
requires 8 byte alignment
0x7ffdd714e69c: note: pointer points here
ad 0b 00 00 ad de 00 00 ef be 00 00 0d f0 00 00 00 00 00 00 00 00 00 00 20
ed 14 d7 fd 7f 00 00
^
#0 0x7f37159163df in rte_hash_crc ipsec_sad.c
#1 0x7f37159167ef in add_specific ipsec_sad.c
#2 0x7f3715916331 in rte_ipsec_sad_add
(/home/shemminger/DPDK/pcapng/build/lib/librte_ipsec.so.26+0x139331) (BuildId:
d4b6d8e8c10878518e32725e7b66311bc8f96b4c)
#3 0x555f23d4d740 in __test_lookup_adv test_ipsec_sad.c
#4 0x555f23d4b750 in test_lookup_adv test_ipsec_sad.c
#5 0x555f2281a852 in unit_test_suite_runner
(/home/shemminger/DPDK/pcapng/build/app/dpdk-test+0x4d6852) (BuildId:
e18ec1531409b30bbe3715a1a31504a2799f386b)
#6 0x555f23d4a637 in test_ipsec_sad test_ipsec_sad.c
#7 0x555f22817a88 in cmd_autotest_parsed commands.c
#8 0x7f3717116b62 in __cmdline_parse cmdline_parse.c
#9 0x7f3717116279 in cmdline_parse
(/home/shemminger/DPDK/pcapng/build/lib/librte_cmdline.so.26+0x1c279) (BuildId:
580131adb0230d128a91d9676217d98c1d9bf7a5)
#10 0x7f371710db59 in cmdline_valid_buffer cmdline.c
#11 0x7f371712298d in rdline_char_in
(/home/shemminger/DPDK/pcapng/build/lib/librte_cmdline.so.26+0x2898d) (BuildId:
580131adb0230d128a91d9676217d98c1d9bf7a5)
#12 0x7f371710e269 in cmdline_in
(/home/shemminger/DPDK/pcapng/build/lib/librte_cmdline.so.26+0x14269) (BuildId:
580131adb0230d128a91d9676217d98c1d9bf7a5)
#13 0x555f22819a71 in main
(/home/shemminger/DPDK/pcapng/build/app/dpdk-test+0x4d5a71) (BuildId:
e18ec1531409b30bbe3715a1a31504a2799f386b)
#14 0x7f3714d94f74 in __libc_start_call_main
csu/../sysdeps/nptl/libc_start_call_main.h:58:16
#15 0x7f3714d95026 in __libc_start_main csu/../csu/libc-start.c:360:3
#16 0x555f227e9f70 in _start
(/home/shemminger/DPDK/pcapng/build/app/dpdk-test+0x4a5f70) (BuildId:
e18ec1531409b30bbe3715a1a31504a2799f386b)
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior
../lib/hash/rte_hash_crc.h:131:33
Aborted DPDK_TEST=ipsec_sad_autotest
MSAN_OPTIONS=halt_on_error=1:abort_on_error=1:print_summary=1:print_stacktrace=1
UBSAN_OPTIONS=halt_on_error=1:abort_on_error=1:print_summary=1:print_stacktrace=1
MESON_TEST_ITERATION=1
ASAN_OPTIONS=halt_on_error=1:abort_on_error=1:print_summary=1
LD_LIBRARY_PATH=/home/shemminger/DPDK/pcapng/build/lib:/h
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