https://bugs.dpdk.org/show_bug.cgi?id=723
Bug ID: 723
Summary: pci_scan_one function has memory leak
Product: DPDK
Version: unspecified
Hardware: x86
OS: Linux
Status: UNCONFIRMED
Severity: normal
Priority: Normal
Component: core
Assignee: dev@dpdk.org
Reporter: zhihongx.p...@intel.com
Target Milestone: ---
Created attachment 158
--> https://bugs.dpdk.org/attachment.cgi?id=158&action=edit
asan meson patch
Environment
failed on: CVL 25G*4
dpdk: 21.05
clang: 9.0.0
test patch: asan meson patch pmdinfogen-allow-padding-after-NUL-terminator.diff
Test Setup:
1. git apply pmdinfogen-allow-padding-after-NUL-terminator.dif
2. CC=clang meson --werror -Denable_kmods=True -Dbuildtype=debug
-Db_lundef=false -Db_sanitize=address x86_64-native-linuxapp-clang
3. ninja -C x86_64-native-linuxapp-clang -j 110
4. ./x86_64-native-linuxapp-clang/app/dpdk-testpmd -c 0x6 -n 4 – -i
5. testpmd> quit
6. expect result
quit normally
actual result
There are some errors here:
Direct leak of 12379752 byte(s) in 231 object(s) allocated from:
EAL: recvmsg failed, Bad file descriptor
EAL: recvmsg failed, Bad file descriptor
EAL: recvmsg failed, Bad file descriptor
EAL: recvmsg failed, Bad file descriptor
EAL: recvmsg failed, Bad file descriptor
#0 0x58801d in malloc
(/home/pzh/main_dpdk/x86_64-native-linuxapp-clang/app/dpdk-testpmd+0x58801d)
EAL: recvmsg failed, Bad file descriptor
EAL: recvmsg failed, Bad file descriptor
EAL: recvmsg failed, Bad file descriptor
EAL: recvmsg failed, Bad file descriptor
#1 0x1688d9a in pci_scan_one
/home/pzh/main_dpdk/x86_64-native-linuxapp-clang/../drivers/bus/pci/linux/pci.c:225:8
EAL: recvmsg failed, Bad file descriptor
EAL: recvmsg failed, Bad file descriptor
EAL: recvmsg failed, Bad file descriptor
#2 0x16883a3 in rte_pci_scan
/home/pzh/main_dpdk/x86_64-native-linuxapp-clang/../drivers/bus/pci/linux/pci.c:487:7
EAL: recvmsg failed, Bad file descriptor
EAL: recvmsg failed, Bad file descriptor
EAL: recvmsg failed, Bad file descriptor
#3 0x14ce0d6 in rte_bus_scan
/home/pzh/main_dpdk/x86_64-native-linuxapp-clang/../lib/eal/common/eal_common_bus.c:50:9
EAL: recvmsg failed, Bad file descriptor
EAL: recvmsg failed, Bad file descriptor
EAL: recvmsg failed, Bad file descriptor
#4 0x1552c7a in rte_eal_init
/home/pzh/main_dpdk/x86_64-native-linuxapp-clang/../lib/eal/linux/eal.c:1070:6
EAL: recvmsg failed, Bad file descriptor
EAL: recvmsg failed, Bad file descriptor
EAL: recvmsg failed, Bad file descriptor
#5 0x80f964 in main
/home/pzh/main_dpdk/x86_64-native-linuxapp-clang/../app/test-pmd/testpmd.c:3752:9
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