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Date: Fri, 17 Nov 2017 10:25:20 +0800
From: kernel test robot <xiaolong.ye@...el.com>
To: Tonghao Zhang <xiangxia.m.yue@...il.com>
Cc: netdev@...r.kernel.org, Tonghao Zhang <xiangxia.m.yue@...il.com>,
Tonghao Zhang <zhangtonghao@...ichuxing.com>,
Martin Zhang <zhangjunweimartin@...ichuxing.com>, lkp@...org
Subject: [lkp-robot] [socket] 3bc58b1a49:
BUG:using__this_cpu_add()in_preemptible[#]code:krfcommd
FYI, we noticed the following commit (built with gcc-6):
commit: 3bc58b1a49b4179db035ca1da289abc0f25a4df2 ("socket: Move the socket inuse to namespace.")
url: https://github.com/0day-ci/linux/commits/Tonghao-Zhang/socket-Move-the-socket-inuse-to-namespace/20171116-175157
in testcase: trinity
with following parameters:
runtime: 300s
test-description: Trinity is a linux system call fuzz tester.
test-url: http://codemonkey.org.uk/projects/trinity/
on test machine: qemu-system-x86_64 -enable-kvm -m 420M
caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
+---------------------------------------------------------+------------+------------+
| | 2798b80b38 | 3bc58b1a49 |
+---------------------------------------------------------+------------+------------+
| boot_successes | 12 | 0 |
| boot_failures | 0 | 14 |
| BUG:using__this_cpu_add()in_preemptible[#]code:swapper | 0 | 6 |
| BUG:using__this_cpu_add()in_preemptible[#]code:ubus | 0 | 5 |
| BUG:using__this_cpu_add()in_preemptible[#]code:ubusd | 0 | 5 |
| BUG:using__this_cpu_add()in_preemptible[#]code:krfcommd | 0 | 8 |
+---------------------------------------------------------+------------+------------+
[ 6.960477] BUG: using __this_cpu_add() in preemptible [00000000] code: krfcommd/178
[ 6.960483] caller is __this_cpu_preempt_check+0x13/0x20
[ 6.960485] CPU: 0 PID: 178 Comm: krfcommd Not tainted 4.14.0-rc7-02177-g3bc58b1 #1
[ 6.960487] Call Trace:
[ 6.960493] dump_stack+0x65/0x92
[ 6.960495] check_preemption_disabled+0xf4/0x110
[ 6.960497] __this_cpu_preempt_check+0x13/0x20
[ 6.960501] sock_alloc+0x86/0xa0
[ 6.960503] __sock_create+0x99/0x1b0
[ 6.960506] ? _raw_spin_unlock_irqrestore+0x7f/0x90
[ 6.960508] sock_create_kern+0x14/0x20
[ 6.960511] rfcomm_l2sock_create+0x28/0x50
[ 6.960514] rfcomm_run+0x58/0x12a0
[ 6.960517] ? wait_woken+0x90/0x90
[ 6.960520] kthread+0x134/0x140
[ 6.960522] ? rfcomm_check_accept+0xa0/0xa0
[ 6.960524] ? __kthread_bind_mask+0x90/0x90
[ 6.960526] ret_from_fork+0x25/0x30
[ 6.975298] Bluetooth: HIDP socket layer initialized
[ 6.986709] RPC: Registered rdma transport module.
[ 6.987631] RPC: Registered rdma backchannel transport module.
[ 6.988865] NET: Registered protocol family 33
[ 6.989705] Key type rxrpc registered
[ 6.990451] Key type rxrpc_s registered
[ 6.996746] NET: Registered protocol family 41
[ 7.003443] l2tp_core: L2TP core driver, V2.0
[ 7.004276] l2tp_ip: L2TP IP encapsulation support (L2TPv3)
[ 7.005348] l2tp_netlink: L2TP netlink interface
[ 7.006262] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3)
[ 7.007458] l2tp_debugfs: L2TP debugfs support
[ 7.008297] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3)
[ 7.009521] 8021q: 802.1Q VLAN Support v1.8
[ 7.010453] sctp: Hash tables configured (bind 64/64)
[ 7.011602] NET: Registered protocol family 43
[ 7.012658] Key type dns_resolver registered
[ 7.013544] Key type ceph registered
[ 7.020091] libceph: loaded (mon/osd proto 15/24)
[ 7.026824] batman_adv: B.A.T.M.A.N. advanced 2017.4 (compatibility version 15) loaded
[ 7.028338] openvswitch: Open vSwitch switching datapath
[ 7.029592] mpls_gso: MPLS GSO support
[ 7.030507] start plist test
[ 7.040725] end plist test
[ 7.041253] mce: Unable to init MCE device (rc: -5)
[ 7.042908] RAS: Correctable Errors collector initialized.
[ 7.044011] ... APIC ID: 00000000 (0)
[ 7.044794] ... APIC VERSION: 01050014
[ 7.045526] 0000000000000000000000000000000000000000000000000000000000000000
[ 7.046882] 0000000000000000000000000000000000000000000000000000000000000000
[ 7.047273] 0000000000000000000000000000000000000000000000000000000000008000
[ 7.049659] number of MP IRQ sources: 15.
[ 7.050460] number of IO-APIC #0 registers: 24.
[ 7.051318] testing the IO APIC.......................
[ 7.052305] IO APIC #0......
[ 7.052859] .... register #00: 00000000
[ 7.053597] ....... : physical APIC id: 00
[ 7.054417] ....... : Delivery Type: 0
[ 7.055174] ....... : LTS : 0
[ 7.055934] .... register #01: 00170011
[ 7.056651] ....... : max redirection entries: 17
[ 7.057628] ....... : PRQ implemented: 0
[ 7.058435] ....... : IO APIC version: 11
[ 7.059253] .... register #02: 00000000
[ 7.059975] ....... : arbitration: 00
[ 7.060754] .... IRQ redirection table:
[ 7.061480] IOAPIC 0:
[ 7.061937] pin00, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[ 7.063418] pin01, enabled , edge , high, V(31), IRR(0), S(0), logical , D(01), M(1)
[ 7.064893] pin02, enabled , edge , high, V(30), IRR(0), S(0), logical , D(01), M(1)
[ 7.066350] pin03, enabled , edge , high, V(33), IRR(0), S(0), logical , D(01), M(1)
[ 7.067843] pin04, enabled , edge , high, V(34), IRR(0), S(0), logical , D(01), M(1)
[ 7.069320] pin05, disabled, level, high, V(35), IRR(0), S(0), logical , D(01), M(1)
[ 7.071827] pin06, enabled , edge , high, V(36), IRR(0), S(0), logical , D(01), M(1)
[ 7.073289] pin07, enabled , edge , high, V(37), IRR(0), S(0), logical , D(01), M(1)
[ 7.074796] pin08, enabled , edge , high, V(38), IRR(0), S(0), logical , D(01), M(1)
[ 7.076257] pin09, enabled , level, high, V(39), IRR(0), S(0), logical , D(01), M(1)
[ 7.077753] pin0a, disabled, level, high, V(3A), IRR(0), S(0), logical , D(01), M(1)
[ 7.079218] pin0b, disabled, level, high, V(3B), IRR(0), S(0), logical , D(01), M(1)
[ 7.080706] pin0c, enabled , edge , high, V(3C), IRR(0), S(0), logical , D(01), M(1)
[ 7.082170] pin0d, enabled , edge , high, V(3D), IRR(0), S(0), logical , D(01), M(1)
[ 7.083655] pin0e, enabled , edge , high, V(3E), IRR(0), S(0), logical , D(01), M(1)
[ 7.085129] pin0f, enabled , edge , high, V(3F), IRR(0), S(0), logical , D(01), M(1)
[ 7.086588] pin10, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[ 7.088091] pin11, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[ 7.089554] pin12, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[ 7.091041] pin13, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[ 7.092499] pin14, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[ 7.094002] pin15, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[ 7.095465] pin16, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[ 7.096954] pin17, disabled, edge , high, V(00), IRR(0), S(0), physical, D(00), M(0)
[ 7.098398] IRQ to pin mappings:
[ 7.099012] IRQ0 -> 0:2
[ 7.099483] IRQ1 -> 0:1
[ 7.099961] IRQ3 -> 0:3
[ 7.100477] IRQ4 -> 0:4
[ 7.100959] IRQ5 -> 0:5
[ 7.101431] IRQ6 -> 0:6
[ 7.101910] IRQ7 -> 0:7
[ 7.102383] IRQ8 -> 0:8
[ 7.102863] IRQ9 -> 0:9
[ 7.103356] IRQ10 -> 0:10
[ 7.103867] IRQ11 -> 0:11
To reproduce:
git clone https://github.com/intel/lkp-tests.git
cd lkp-tests
bin/lkp qemu -k <bzImage> job-script # job-script is attached in this email
Thanks,
Xiaolong
View attachment "config-4.14.0-rc7-02177-g3bc58b1" of type "text/plain" (107416 bytes)
View attachment "job-script" of type "text/plain" (3805 bytes)
Download attachment "dmesg.xz" of type "application/x-xz" (15164 bytes)
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