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Message-ID: <CA+G9fYtwG+-G+jGuV7xx2mkicMVA4z7LvO-xXiUe9VYqCbOG3A@mail.gmail.com>
Date: Tue, 4 Jun 2019 22:47:23 +0530
From: Naresh Kamboju <naresh.kamboju@...aro.org>
To: Netdev <netdev@...r.kernel.org>,
Daniel Borkmann <daniel@...earbox.net>,
Stanislav Fomichev <sdf@...gle.com>,
Yonghong Song <yhs@...com>, alan.maguire@...cle.com,
alexei.starovoitov@...il.com, Song Liu <songliubraving@...com>
Cc: lkft-triage@...ts.linaro.org,
"open list:KERNEL SELFTEST FRAMEWORK"
<linux-kselftest@...r.kernel.org>,
Linux-Next Mailing List <linux-next@...r.kernel.org>
Subject: bpf: test_xdp_vlan.sh: Kernel panic: Unable to handle kernel paging
request at virtual address 000080096d61a000
Kernel panic while running bpf: test_xdp_vlan.sh test case on
arm64 Juno hardware Linux version 5.2.0-rc3-next-20190604
bpf: test_xdp_vlan.sh
# --- 100.64.41.2 ping statistics ---
100.64.41.2: ping_statistics #
# 3 packets transmitted, 3 received, 0% packet loss, time 2049ms
packets: transmitted,_3 #
# rtt min/avg/max/mdev = 0.172/0.193/0.205/0.022 ms
min/avg/max/mdev: =_0.172/0.193/0.205/0.022 #
# PING 100.64.41.1 (100.64.41.1) 56(84) bytes of data.
100.64.41.1: (100.64.41.1)_56(84) #
# 64 bytes from 100.64.41.1 icmp_seq=1 ttl=64 time=0.146 ms
bytes: from_100.64.41.1 #
# 64 bytes from 100.64.41.1 icmp_seq=2 ttl=64 time=0.182 ms
bytes: from_100.64.41.1 #
[ 492.263541] ip6_tunnel: gre6_dev xmit: Local address not yet configured!
[ 788.768658] ip6_tunnel: gre6_dev xmit: Local address not yet configured!
[ 940.373938] Unable to handle kernel paging request at virtual
address 000080096d61a000
[ 940.381873] Mem abort info:
[ 940.384717] ESR = 0x96000004
[ 940.387797] Exception class = DABT (current EL), IL = 32 bits
[ 940.393715] SET = 0, FnV = 0
[ 940.396788] EA = 0, S1PTW = 0
[ 940.399949] Data abort info:
[ 940.402805] ISV = 0, ISS = 0x00000004
[ 940.406647] CM = 0, WnR = 0
[ 940.409639] user pgtable: 4k pages, 48-bit VAs, pgdp=000000093bee0000
[ 940.416065] [000080096d61a000] pgd=0000000000000000
[ 940.421079] Internal error: Oops: 96000004 [#1] PREEMPT SMP
[ 940.426598] Modules linked in: sit act_gact cls_flower cls_bpf
sch_ingress xt_tcpudp iptable_filter ip_tables x_tables tun algif_hash
af_alg tda998x drm_kms_helper drm crct10dif_ce
drm_panel_orientation_quirks fuse [last unloaded: test_bpf]
[ 940.447715] CPU: 2 PID: 8748 Comm: ping Not tainted
5.2.0-rc3-next-20190604 #1
[ 940.454865] Hardware name: ARM Juno development board (r2) (DT)
[ 940.460727] pstate: 80000005 (Nzcv daif -PAN -UAO)
[ 940.465480] pc : ip6_pol_route+0x1f4/0x738
[ 940.469537] lr : ip6_pol_route+0x1d8/0x738
[ 940.473590] sp : ffff000013fb3010
[ 940.476870] x29: ffff000013fb3010 x28: ffff000011be3000
[ 940.482132] x27: ffff80096f228a00 x26: ffff80096f364000
[ 940.487393] x25: ffff000010da3500 x24: 000000000000004e
[ 940.492654] x23: ffff00001198e000 x22: ffff000013fb3240
[ 940.497915] x21: ffff00001195f000 x20: ffff80096bf95a00
[ 940.503175] x19: ffff000013fb3268 x18: 0000000000000000
[ 940.508435] x17: 0000000000000001 x16: 0000000000000000
[ 940.513696] x15: 0000000000000000 x14: 1312111000000000
[ 940.518956] x13: 0002ccaf00000000 x12: 5cf61adb01002c22
[ 940.524216] x11: 0000000000000002 x10: 0000000000000003
[ 940.529477] x9 : 0000000000000000 x8 : ffff00001195f848
[ 940.534738] x7 : ffff000013fb2ffb x6 : 0000000000000000
[ 940.539998] x5 : ffff80096f364000 x4 : 0000000000000001
[ 940.545258] x3 : 0000000000000004 x2 : 000080096d61a000
[ 940.550519] x1 : ffff80092e761700 x0 : 0000000000000000
[ 940.555780] Call trace:
[ 940.558202] ip6_pol_route+0x1f4/0x738
[ 940.561914] ip6_pol_route_input+0x4c/0x60
[ 940.565971] fib6_rule_lookup+0xc8/0x170
[ 940.569855] ip6_route_input_lookup+0x70/0x88
[ 940.574169] ip6_route_input+0xe4/0x238
[ 940.577969] ip6_rcv_finish_core.isra.0+0x48/0x168
[ 940.582713] ip6_rcv_finish+0x68/0xc0
[ 940.586339] ipv6_rcv+0x70/0x228
[ 940.589536] __netif_receive_skb_one_core+0x68/0x90
[ 940.594366] __netif_receive_skb+0x28/0x80
[ 940.598422] process_backlog+0xe4/0x240
[ 940.602220] net_rx_action+0x120/0x4a8
[ 940.605933] __do_softirq+0x11c/0x580
[ 940.609559] do_softirq.part.3+0x94/0x98
[ 940.613442] __local_bh_enable_ip+0x12c/0x138
[ 940.617756] ip6_finish_output2+0x220/0xb98
[ 940.621898] __ip6_finish_output+0x1e8/0x2a8
[ 940.626126] ip6_finish_output+0x38/0xd0
[ 940.630010] ip6_output+0x80/0x350
[ 940.633378] bpf_lwt_xmit_reroute+0x2a8/0x4b0
[ 940.637692] bpf_xmit+0x120/0x178
[ 940.640972] lwtunnel_xmit+0xd0/0x210
[ 940.644600] ip_finish_output2+0x488/0xa80
[ 940.648654] __ip_finish_output+0x204/0x318
[ 940.652795] ip_finish_output+0x38/0xd0
[ 940.656592] ip_output+0x108/0x2f8
[ 940.659959] ip_local_out+0x5c/0x98
[ 940.663411] ip_send_skb+0x2c/0xb8
[ 940.666778] ip_push_pending_frames+0x44/0x50
[ 940.671093] raw_sendmsg+0xa7c/0xe20
[ 940.674633] inet_sendmsg+0x4c/0x238
[ 940.678173] sock_sendmsg+0x34/0x50
[ 940.681627] __sys_sendto+0x120/0x150
[ 940.685252] __arm64_sys_sendto+0x30/0x40
[ 940.689223] el0_svc_common.constprop.0+0x7c/0x180
[ 940.693967] el0_svc_handler+0x34/0x90
[ 940.697678] el0_svc+0x8/0xc
[ 940.700531] Code: b9001020 f9403fa0 d538d082 f9402400 (f8626813)
[ 940.706579] ---[ end trace 8a07ef53f23b6533 ]---
[ 940.711150] Kernel panic - not syncing: Fatal exception in interrupt
[ 940.717449] SMP: stopping secondary CPUs
[ 940.721536] Kernel Offset: disabled
[ 940.724989] CPU features: 0x0002,24006004
[ 940.728957] Memory Limit: none
[ 940.731998] ---[ end Kernel panic - not syncing: Fatal exception in
interrupt ]---
[1] https://lkft.validation.linaro.org/scheduler/job/760547#L23242
Best regards
Naresh Kamboju
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