Looks like the crash is happening in the host stack...
Can you try to reproduce it in debug mode, and maybe even with Address
Sanitizer:
https://s3-docs.fd.io/vpp/22.06/gettingstarted/troubleshooting/sanitizer.html#id2
best
ben
> -Original Message-
> From: vpp-dev@lists.fd.io On Behalf Of Raj Kumar
> Sent: Wednesday, June 8, 2022 15:47
> To: vpp-dev@lists.fd.io
> Subject: [vpp-dev] Crash in VPP 21.06 #vnet
>
> Hi ,
> I am observing some infrequent crash in VPP. I am using VCL for receiving
> UDP packets in my application. We compiled VPP with DPDP and using
> Mellanox NIC to receive UDP packets ( the MTU is set to 9000). Attached is
> the startup.conf file.
>
>
> #0 0x7efd06b8837f in raise () from /lib64/libc.so.6
> #1 0x7efd06b72db5 in abort () from /lib64/libc.so.6
> #2 0x55ffa1ed1134 in os_exit (code=code@entry=1) at
> /usr/src/debug/vpp-21.06.0-
> 4~g2a4131173_dirty.x86_64/src/vpp/vnet/main.c:431
> #3 0x7efd07de215a in unix_signal_handler (signum=11, si= out>, uc=)
> at /usr/src/debug/vpp-21.06.0-
> 4~g2a4131173_dirty.x86_64/src/vlib/unix/main.c:187
> #4
> #5 0x7efd07b4cbc6 in _mm_storeu_si128 (__B=..., __P=)
> at /usr/lib/gcc/x86_64-redhat-linux/8/include/emmintrin.h:721
> #6 clib_mov16 (src=0x7efcb99f8c00 "`", dst=) at
> /usr/src/debug/vpp-21.06.0-
> 4~g2a4131173_dirty.x86_64/src/vppinfra/memcpy_avx2.h:65
> #7 clib_memcpy_fast_avx2 (n=45, src=0x7efcb99f8c00, dst=)
> at /usr/src/debug/vpp-21.06.0-
> 4~g2a4131173_dirty.x86_64/src/vppinfra/memcpy_avx2.h:166
> #8 clib_memcpy_fast (n=45, src=0x7efcb99f8c00, dst=) at
> /usr/src/debug/vpp-21.06.0-
> 4~g2a4131173_dirty.x86_64/src/vppinfra/string.h:97
> #9 svm_fifo_copy_to_chunk_ma_skx (f=0x7efccb716040, c=0x7ef44e1e2cb0,
> tail_idx=, src=0x7efcb99f8c00 "`", len=45,
> last=0x7ef44e000c08)
> at /usr/src/debug/vpp-21.06.0-
> 4~g2a4131173_dirty.x86_64/src/svm/svm_fifo.c:53
> #10 0x7efd07b49b73 in svm_fifo_copy_to_chunk (last=,
> len=, src=, tail_idx=,
> c=, f=0x7efccb716040)
> at /usr/src/debug/vpp-21.06.0-
> 4~g2a4131173_dirty.x86_64/src/svm/svm_fifo.c:96
> #11 svm_fifo_enqueue_segments (f=0x7efccb716040,
> segs=segs@entry=0x7efcb99f7fb0, n_segs=n_segs@entry=2,
> allow_partial=allow_partial@entry=0 '\000')
> at /usr/src/debug/vpp-21.06.0-
> 4~g2a4131173_dirty.x86_64/src/svm/svm_fifo.c:1006
> #12 0x7efd0883cd25 in session_enqueue_dgram_connection
> (s=s@entry=0x7efccb6d3580, hdr=0x7efcb99f8c00, b=0x1005415480,
> proto=proto@entry=1 '\001',
> queue_event=queue_event@entry=1 '\001') at /usr/src/debug/vpp-21.06.0-
> 4~g2a4131173_dirty.x86_64/src/vnet/session/session.c:637
> #13 0x7efd0869e089 in udp_connection_enqueue (uc0=0x7efccb671e40,
> s0=0x7efccb6d3580, hdr0=hdr0@entry=0x7efcb99f8c00,
> thread_index=thread_index@entry=4,
> b=b@entry=0x1005415480, queue_event=queue_event@entry=1 '\001',
> error0=0x7efcb99f80d4) at /usr/src/debug/vpp-21.06.0-
> 4~g2a4131173_dirty.x86_64/src/vnet/udp/udp_input.c:159
> #14 0x7efd0869e4d7 in udp46_input_inline (is_ip4=0 '\000',
> frame=, node=, vm=)
> at /usr/src/debug/vpp-21.06.0-
> 4~g2a4131173_dirty.x86_64/src/vnet/udp/udp_input.c:311
> #15 udp6_input (vm=, node=, frame= out>) at /usr/src/debug/vpp-21.06.0-
> 4~g2a4131173_dirty.x86_64/src/vnet/udp/udp_input.c:368
> #16 0x7efd07d8e172 in dispatch_pending_node (vm=0x7efcca76a840,
> pending_frame_index=, last_time_stamp=)
> at /usr/src/debug/vpp-21.06.0-
> 4~g2a4131173_dirty.x86_64/src/vlib/main.c:1024
> #17 0x7efd07d8fc6f in vlib_worker_loop (vm=vm@entry=0x7efcca76a840) at
> /usr/src/debug/vpp-21.06.0-4~g2a4131173_dirty.x86_64/src/vlib/main.c:1649
> #18 0x7efd07dc8738 in vlib_worker_thread_fn (arg=) at
> /usr/src/debug/vpp-21.06.0-
> 4~g2a4131173_dirty.x86_64/src/vlib/threads.c:1560
> #19 0x7efd072efee8 in clib_calljmp () at /usr/src/debug/vpp-21.06.0-
> 4~g2a4131173_dirty.x86_64/src/vppinfra/longjmp.S:123
> #20 0x7efcba7fbd20 in ?? ()
> #21 0x7efcc4ff41c5 in eal_thread_loop.cold () from
> /usr/lib/vpp_plugins/dpdk_plugin.so
>
-=-=-=-=-=-=-=-=-=-=-=-
Links: You receive all messages sent to this group.
View/Reply Online (#21516): https://lists.fd.io/g/vpp-dev/message/21516
Mute This Topic: https://lists.fd.io/mt/91623364/21656
Mute #vnet:https://lists.fd.io/g/vpp-dev/mutehashtag/vnet
Group Owner: vpp-dev+ow...@lists.fd.io
Unsubscribe: https://lists.fd.io/g/vpp-dev/leave/1480452/21656/631435203/xyzzy
[arch...@mail-archive.com]
-=-=-=-=-=-=-=-=-=-=-=-
