[dpdk-dev] [Bug 735] [asan] driver bonding has memory leak

[dpdk-dev] [Bug 735] [asan] driver bonding has memory leak

[bugzilla]

https://bugs.dpdk.org/show_bug.cgi?id=735

            Bug ID: 735
           Summary: [asan] driver bonding has memory leak
           Product: DPDK
           Version: unspecified
          Hardware: All
                OS: All
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: ethdev
          Assignee: dev@dpdk.org
          Reporter: zhihongx.peng@intel.com
  Target Milestone: ---

Created attachment 159
  --> https://bugs.dpdk.org/attachment.cgi?id=159&action=edit
asan patch

Environment
dpdk: 21.05
test patch: 0007-porting-AddressSanitizer-feature-to-DPDK.patch
0001-Solve-gcc-compile-dpdk-asan.patch 0001-Solve-known-bugs.patch
Test Setup:
1. git apply 0007-porting-AddressSanitizer-feature-to-DPDK.patch
2. git apply 0001-Solve-gcc-compile-dpdk-asan.patch
3. git apply 0001-Solve-known-bugs.patch
4. CC=gcc meson --werror -Denable_kmods=True -Dlibdir=lib -Dbuildtype=debug
-Db_lundef=false -Db_sanitize=address --default-library=static
x86_64-native-linuxapp-gc
5. ninja -C x86_64-native-linuxapp-gcc -j 110
6. ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l
1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51
,52,53 -n 4 -a 0000:18:00.0 -a 0000:18:00.1
--file-prefix=dpdk_12870_20210616013323 --vdev
'net_bonding0,slave=0000:18:00.0,slave=0000:18:00.1,mode=4,agg_mode=bandwidth'
– -i
7. expect result
Start up normally
actual result
There are some errors here:

==311201==ERROR: LeakSanitizer: detected memory leaks

Direct leak of 528 byte(s) in 1 object(s) allocated from:
#0 0x7f2f98331ba8 in __interceptor_malloc (/lib64/libasan.so.5+0xefba8)
#1 0x10d7c6a in rte_kvargs_parse ../lib/kvargs/rte_kvargs.c:232
#2 0x190d682 in bond_probe ../drivers/net/bonding/rte_eth_bond_pmd.c:3361
#3 0x1184b20 in vdev_probe_all_drivers ../drivers/bus/vdev/vdev.c:211
#4 0x118693a in vdev_probe ../drivers/bus/vdev/vdev.c:558
#5 0x103ec0e in rte_bus_probe ../lib/eal/common/eal_common_bus.c:79
#6 0x10a0dd8 in rte_eal_init ../lib/eal/linux/eal.c:1286
#7 0x6e9dce in main ../app/test-pmd/testpmd.c:3752
#8 0x7f2f96c64492 in __libc_start_main (/lib64/libc.so.6+0x23492)

Indirect leak of 64 byte(s) in 1 object(s) allocated from:
#0 0x7f2f9827dda0 in strdup (/lib64/libasan.so.5+0x3bda0)
#1 0x10d74d0 in rte_kvargs_tokenize ../lib/kvargs/rte_kvargs.c:35
#2 0x10d7ca5 in rte_kvargs_parse ../lib/kvargs/rte_kvargs.c:237
#3 0x190d682 in bond_probe ../drivers/net/bonding/rte_eth_bond_pmd.c:3361
#4 0x1184b20 in vdev_probe_all_drivers ../drivers/bus/vdev/vdev.c:211
#5 0x118693a in vdev_probe ../drivers/bus/vdev/vdev.c:558
#6 0x103ec0e in rte_bus_probe ../lib/eal/common/eal_common_bus.c:79
#7 0x10a0dd8 in rte_eal_init ../lib/eal/linux/eal.c:1286
#8 0x6e9dce in main ../app/test-pmd/testpmd.c:3752
#9 0x7f2f96c64492 in __libc_start_main (/lib64/libc.so.6+0x23492)

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[dpdk-dev] [Bug 735] [asan] driver bonding has memory leak

[bugzilla]

https://bugs.dpdk.org/show_bug.cgi?id=735

jiang,yu (yux.jiang@intel.com) changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |FIXED
             Status|CONFIRMED                   |RESOLVED

--- Comment #4 from jiang,yu (yux.jiang@intel.com) ---
Patch has been merged into main. Close the defect.
ccf0f002d2 net/bonding: fix memory leak on closing device

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