http://bugs.dpdk.org/show_bug.cgi?id=1965
Bug ID: 1965
Summary: Repeated port link up/down flapping leads to
segmentation fault and core dump in hns3 ethdev
driver.
Product: DPDK
Version: 25.11
Hardware: ARM
OS: Linux
Status: UNCONFIRMED
Severity: major
Priority: Normal
Component: ethdev
Assignee: [email protected]
Reporter: [email protected]
Target Milestone: ---
HNS3_DRIVER: 0000:7d:00.5 hns3_update_link_status(): Link status change to up!
HNS3_DRIVER: 0000:7d:00.4 hns3_update_link_status(): Link status change to up!
HNS3_DRIVER: 0000:7d:00.1 hns3_update_link_status(): Link status change to up!
HNS3_DRIVER: 0000:7d:00.2 hns3_update_link_status(): Link status change to up!
HNS3_DRIVER: 0000:7d:00.3 hns3_update_link_status(): Link status change to up!
HNS3_DRIVER: 0000:7d:00.6 hns3_update_link_status(): Link status change to up!
HNS3_DRIVER: 0000:7d:00.7 hns3_update_link_status(): Link status change to up!
[Switching to Thread 0xffffc92c2f40 (LWP 7937)]
hns3_tx_bulk_free_buffers (txq=0x98d21a000) at
../drivers/net/hns3/hns3_rxtx_vec.h:22
22 ../drivers/net/hns3/hns3_rxtx_vec.h: No such file or directory.
(gdb) bt
#0 hns3_tx_bulk_free_buffers (txq=0x98d21a000) at
../drivers/net/hns3/hns3_rxtx_vec.h:22
#1 0x0000ffffcb5b8788 in hns3_tx_free_buffers (txq=0x98d21a000) at
../drivers/net/hns3/hns3_rxtx_vec.h:72
#2 0x0000ffffcb5ba2fc in hns3_xmit_fixed_burst_vec (tx_queue=0x98d21a000,
tx_pkts=0xffffc92c1f08, nb_pkts=1)
at ../drivers/net/hns3/hns3_rxtx_vec_neon.h:41
#3 0x0000ffffcb5bb1c4 in hns3_xmit_pkts_vec (tx_queue=0x98d21a000,
tx_pkts=0xffffc92c1f08, nb_pkts=1)
at ../drivers/net/hns3/hns3_rxtx_vec.c:47
#4 0x0000fffff768bdbc in safe_rte_eth_tx_burst (port=0, qid=0,
pkts=0xffffc92c1f08, nb=1)
at /home/joy/ntas-gm/src/app/capture/readers/readers-dpdkplane.c:57
#5 0x0000fffff769906c in hwTxThreads_send_packet (arg=0x0) at
/home/joy/ntas-gm/src/app/capture/readers/readers-dpdkplane.c:2421
#6 0x0000fffff1616e80 in eal_thread_loop (arg=0x1) at
../lib/eal/common/eal_common_thread.c:199
#7 0x0000fffff1631f80 in eal_worker_thread_loop (arg=0x1) at
../lib/eal/linux/eal.c:517
#8 0x0000fffff7e82508 in () at /usr/lib64/libc.so.6
#9 0x0000fffff7ee9cdc in () at /usr/lib64/libc.so.6
(gdb) bt full
#0 hns3_tx_bulk_free_buffers (txq=0x98d21a000) at
../drivers/net/hns3/hns3_rxtx_vec.h:22
free = 0x98d0d9d80
tx_entry = 0x98d0dba00
m = 0xffffc92c335c
nb_free = 0
i = 0
#1 0x0000ffffcb5b8788 in hns3_tx_free_buffers (txq=0x98d21a000) at
../drivers/net/hns3/hns3_rxtx_vec.h:72
tx_desc = 0x98d120f80
i = 32
#2 0x0000ffffcb5ba2fc in hns3_xmit_fixed_burst_vec (tx_queue=0x98d21a000,
tx_pkts=0xffffc92c1f08, nb_pkts=1)
at ../drivers/net/hns3/hns3_rxtx_vec_neon.h:41
txq = 0x98d21a000
tx_desc = 0x98c704be0
tx_entry = 0x98c6c4b10
next_to_use = 3
nb_commit = 1
nb_tx = 1
n = 32766
i = 1
#3 0x0000ffffcb5bb1c4 in hns3_xmit_pkts_vec (tx_queue=0x98d21a000,
tx_pkts=0xffffc92c1f08, nb_pkts=1)
at ../drivers/net/hns3/hns3_rxtx_vec.c:47
ret = 1
new_burst = 1
txq = 0x98d21a000
nb_tx = 0
#4 0x0000fffff768bdbc in safe_rte_eth_tx_burst (port=0, qid=0,
pkts=0xffffc92c1f08, nb=1)
at /home/joy/ntas-gm/src/app/capture/readers/readers-dpdkplane.c:57
p = 0xfffff19f5500 <rte_eth_fp_ops>
burst_fn = 0xffffcb5bb14c <hns3_xmit_pkts_vec>
qd = 0x98d21a000
#5 0x0000fffff769906c in hwTxThreads_send_packet (arg=0x0) at
/home/joy/ntas-gm/src/app/capture/readers/readers-dpdkplane.c:2421
mbuf = 0xce1056780
dfDpum = 0xce10567e0
privDpum = 0xce1056800
nb_tx = 1
i = 0
hwTxThreadsIdx = 0
lcore_id = 1
thrnamestr = "dpdkHwTxT0C1", '\000' <repeats 19 times>
toHwTxRings = 0x77937150
toHwTxRing = 0x98d35f280
mbufs = {0xce1056780, 0x0 <repeats 63 times>}
dequeCnt = 1
mode = 0
portidx = 0 '\000'
hwdynamicPortidx = 0
queueIdx = 0
hwTxThreads = 0x777c9dd0
pktegroup = 0
pgidx = 0
#6 0x0000fffff1616e80 in eal_thread_loop (arg=0x1) at
../lib/eal/common/eal_common_thread.c:199
f = 0xfffff7697980 <hwTxThreads_send_packet>
fct_arg = 0x0
lcore_id = 1
cpuset = "1", '\000' <repeats 254 times>
ret = 0
#7 0x0000fffff1631f80 in eal_worker_thread_loop (arg=0x1) at
../lib/eal/linux/eal.c:517
#8 0x0000fffff7e82508 in () at /usr/lib64/libc.so.6
#9 0x0000fffff7ee9cdc in () at /usr/lib64/libc.so.6
(gdb)
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