https://bugs.dpdk.org/show_bug.cgi?id=285
Bug ID: 285
Summary: rte_table unit test crashes in ipv6
Product: DPDK
Version: unspecified
Hardware: All
OS: All
Status: CONFIRMED
Severity: major
Priority: Normal
Component: other
Assignee: dev@dpdk.org
Reporter: david.march...@redhat.com
CC: cristian.dumitre...@intel.com
Target Milestone: ---
Starting the table_autotest ut on current master, with 2048 hugepages available
and 8 cores triggers a crash in librte_table:
(gdb) run -c 0xff
Starting program: /home/dmarchan/git/pub/dpdk/./master/app/test -c 0xff
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib64/libthread_db.so.1".
EAL: Detected 8 lcore(s)
EAL: Detected 1 NUMA nodes
[New Thread 0x7ffff6cc1700 (LWP 28387)]
EAL: Multi-process socket /var/run/dpdk/rte/mp_socket
[New Thread 0x7ffff64c0700 (LWP 28388)]
EAL: No available hugepages reported in hugepages-1048576kB
EAL: Probing VFIO support...
[New Thread 0x7ffff5cbf700 (LWP 28389)]
[New Thread 0x7ffff54be700 (LWP 28390)]
[New Thread 0x7ffff4cbd700 (LWP 28391)]
[New Thread 0x7ffff44bc700 (LWP 28392)]
[New Thread 0x7ffff3cbb700 (LWP 28394)]
[New Thread 0x7ffff34ba700 (LWP 28395)]
[New Thread 0x7ffff2cb9700 (LWP 28396)]
EAL: PCI device 0000:00:1f.6 on NUMA socket -1
EAL: Invalid NUMA socket, default to 0
EAL: probe driver: 8086:15d7 net_e1000_em
APP: HPET is not enabled, using TSC as default timer
RTE>>table_autotest
Getting/Creating the mempool ...
[...]
************Table tests************
--------------
RUNNING TEST - test_table_lpm_combined
--------------
Expected 50, got 50
Expected 0, got 0
Expected 25, got 25
Expected 1, got 1
Expected 0, got 0
Change entry action
Expected 0, got 0
Expected 50, got 50
delete entry
TABLE: rte_table_lpm_create: Invalid n_rules
PIPELINE: rte_pipeline_table_create: Table creation failed
TABLE: rte_table_lpm_entry_add: invalid depth (0)
TABLE: rte_table_lpm_entry_add: invalid depth (33)
--------------
RUNNING TEST - test_table_lpm_ipv6_combined
--------------
Program received signal SIGSEGV, Segmentation fault.
rte_table_lpm_ipv6_entry_add (table=0x100215e40, key=0x7fffffff76a0,
entry=0x7fffffff7520, key_found=0x7fffffff74dc, entry_ptr=0x7fffffff7530)
at /home/dmarchan/git/pub/dpdk/lib/librte_table/rte_table_lpm_ipv6.c:236
236 lpm->nht_users[nht_pos0] -= nht_pos0_valid;
(gdb) bt
#0 rte_table_lpm_ipv6_entry_add (table=0x100215e40, key=0x7fffffff76a0,
entry=0x7fffffff7520, key_found=0x7fffffff74dc, entry_ptr=0x7fffffff7530)
at /home/dmarchan/git/pub/dpdk/lib/librte_table/rte_table_lpm_ipv6.c:236
#1 0x00000000004ac437 in test_table_type (table_ops=0xfb4dc0
<rte_table_lpm_ipv6_ops>, table_args=table_args@entry=0x7fffffff76c0,
key=<optimized out>, table_packets=table_packets@entry=0x7fffffff76e0,
n_ops=0, manage_ops=0x0) at
/home/dmarchan/git/pub/dpdk/app/test/test_table_combined.c:150
#2 0x00000000004af476 in test_table_lpm_ipv6_combined () at
/home/dmarchan/git/pub/dpdk/app/test/test_table_combined.c:379
#3 0x00000000004a2090 in test_table () at
/home/dmarchan/git/pub/dpdk/app/test/test_table.c:174
#4 0x000000000048a05b in cmd_autotest_parsed (parsed_result=0x7fffffff7c20,
cl=<optimized out>, data=<optimized out>) at
/home/dmarchan/git/pub/dpdk/app/test/commands.c:76
#5 0x0000000000682f0d in cmdline_parse (cl=cl@entry=0x95b4690, buf=0x95b46d8
"table_autotest \n") at
/home/dmarchan/git/pub/dpdk/lib/librte_cmdline/cmdline_parse.c:295
#6 0x0000000000681eb0 in cmdline_valid_buffer (rdl=<optimized out>,
buf=<optimized out>, size=<optimized out>) at
/home/dmarchan/git/pub/dpdk/lib/librte_cmdline/cmdline.c:31
#7 0x0000000000684dc4 in rdline_char_in (rdl=rdl@entry=0x95b46a0, c=10 '\n')
at /home/dmarchan/git/pub/dpdk/lib/librte_cmdline/cmdline_rdline.c:421
#8 0x0000000000681bcc in cmdline_in (cl=cl@entry=0x95b4690,
buf=buf@entry=0x7fffffffdd20 "\n\377", size=1) at
/home/dmarchan/git/pub/dpdk/lib/librte_cmdline/cmdline.c:148
#9 0x000000000068215b in cmdline_interact (cl=cl@entry=0x95b4690) at
/home/dmarchan/git/pub/dpdk/lib/librte_cmdline/cmdline.c:227
#10 0x00000000004806cc in main (argc=<optimized out>, argv=<optimized out>) at
/home/dmarchan/git/pub/dpdk/app/test/test.c:184
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