From: Peter Hurley <peter@hurleysoftware.com>
To: Urban Loesch <bind@enas.net>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Ariel Elior <ariel.elior@qlogic.com>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>
Subject: [bnx2x] Re: Kernel 3.18.11 hangs when inserting netconsle module on a DELL M620 VRTX Blade
Date: Wed, 08 Apr 2015 06:50:48 -0400 [thread overview]
Message-ID: <55250808.6000606@hurleysoftware.com> (raw)
In-Reply-To: <5524E669.5050903@enas.net>
[ + Ariel Elior for bnx2x driver, netdev ]
On 04/08/2015 04:27 AM, Urban Loesch wrote:
> Hi,
>
> I'have installed a new DELL VRTX M620 Blade with kernel 3.18.11.
> After system startup I tried to activate the kernel netconsole with remote logging enabled.
>
> I executed the following command and the shell I issued it becomes unresponsive and hangs.
>
> # modprobe netconsole netconsole="@/eth0,514@10.1.10.197/00:10:db:fc:60:0c"
>
> The system load increases slowly and the CPU #11 uses 100% of soft irq. Only a soft reset
> witohut loading the netconsole module after startup solves the issue.
>
> # mpstat -P 11
> 09:23:52 CPU %usr %nice %sys %iowait %irq %soft %steal %guest %idle
> 09:23:53 11 0,00 0,00 0,00 0,00 0,00 100,00 0,00 0,00 0,00
>
>
> I found the following error in the kernel log:
>
> ...
> Apr 8 09:22:27 server2 kernel: [ 216.788670] ------------[ cut here ]------------
> Apr 8 09:22:27 server2 kernel: [ 216.788676] WARNING: CPU: 11 PID: 2929 at kernel/softirq.c:147 __local_bh_enable_ip+0x72/0xa0()
> Apr 8 09:22:27 server2 kernel: [ 216.788687] CPU: 11 PID: 2929 Comm: modprobe Not tainted 3.18.11-em64t-efigpt #1
> Apr 8 09:22:27 server2 kernel: [ 216.788688] Hardware name: Dell Inc. PowerEdge M620/0NJVT7, BIOS 2.4.3 07/02/2014
> Apr 8 09:22:27 server2 kernel: [ 216.788690] 0000000000000009 ffff881fcfaa39e8 ffffffff8174434a 0000000019af19af
> Apr 8 09:22:27 server2 kernel: [ 216.788690] 0000000000000000 ffff881fcfaa3a28 ffffffff81051fac ffffffff81f4a080
> Apr 8 09:22:27 server2 kernel: [ 216.788691] 0000000000000200 ffff881fcf624dd4 ffff881fcf624d58 0000000000000000
> Apr 8 09:22:27 server2 kernel: [ 216.788692] Call Trace:
> Apr 8 09:22:27 server2 kernel: [ 216.788696] [<ffffffff8174434a>] dump_stack+0x46/0x58
> Apr 8 09:22:27 server2 kernel: [ 216.788698] [<ffffffff81051fac>] warn_slowpath_common+0x8c/0xc0
> Apr 8 09:22:27 server2 kernel: [ 216.788699] [<ffffffff81051ffa>] warn_slowpath_null+0x1a/0x20
> Apr 8 09:22:27 server2 kernel: [ 216.788701] [<ffffffff81055fc2>] __local_bh_enable_ip+0x72/0xa0
> Apr 8 09:22:27 server2 kernel: [ 216.788704] [<ffffffff8174a3cb>] _raw_spin_unlock_bh+0x1b/0x20
> Apr 8 09:22:27 server2 kernel: [ 216.788716] [<ffffffffa00b8f43>] bnx2x_poll+0x83/0x3e0 [bnx2x]
> Apr 8 09:22:27 server2 kernel: [ 216.788720] [<ffffffff81667de0>] netpoll_poll_dev+0x110/0x1b0
> Apr 8 09:22:27 server2 kernel: [ 216.788721] [<ffffffff81667fe7>] netpoll_send_skb_on_dev+0x167/0x240
> Apr 8 09:22:27 server2 kernel: [ 216.788722] [<ffffffff81668392>] netpoll_send_udp+0x2d2/0x400
> Apr 8 09:22:27 server2 kernel: [ 216.788724] [<ffffffffa018685f>] write_msg+0xcf/0x110 [netconsole]
> Apr 8 09:22:27 server2 kernel: [ 216.788728] [<ffffffff8109e32b>] call_console_drivers.constprop.27+0x9b/0x100
> Apr 8 09:22:27 server2 kernel: [ 216.788730] [<ffffffff8109f39a>] console_unlock+0x3ca/0x450
> Apr 8 09:22:27 server2 kernel: [ 216.788731] [<ffffffff810a073a>] register_console+0x29a/0x360
> Apr 8 09:22:27 server2 kernel: [ 216.788733] [<ffffffffa0191000>] ? 0xffffffffa0191000
> Apr 8 09:22:27 server2 kernel: [ 216.788735] [<ffffffffa01911c5>] init_netconsole+0x1c5/0x1000 [netconsole]
> Apr 8 09:22:27 server2 kernel: [ 216.788737] [<ffffffff810002dc>] do_one_initcall+0x8c/0x1c0
> Apr 8 09:22:27 server2 kernel: [ 216.788740] [<ffffffff81181042>] ? __vunmap+0xc2/0x110
> Apr 8 09:22:27 server2 kernel: [ 216.788743] [<ffffffff810d7f8d>] load_module+0x1dbd/0x25b0
> Apr 8 09:22:27 server2 kernel: [ 216.788744] [<ffffffff810d4770>] ? show_initstate+0x60/0x60
> Apr 8 09:22:27 server2 kernel: [ 216.788746] [<ffffffff8174c49f>] ? page_fault+0x1f/0x30
> Apr 8 09:22:27 server2 kernel: [ 216.788747] [<ffffffff810d881a>] SyS_init_module+0x9a/0xc0
> Apr 8 09:22:27 server2 kernel: [ 216.788749] [<ffffffff8174ab72>] system_call_fastpath+0x12/0x17
> Apr 8 09:22:27 server2 kernel: [ 216.788750] ---[ end trace 224709e18793096d ]---
> ...
>
> I installed the latest firmware driver from DELL for the Broadcom Nic's. Same problem
> and I don't know if there is only affected the netconsole module or something else.
>
> Linked modules are:
> # lsmod
> Module Size Used by
> netconsole 23883 1
> configfs 30744 2 netconsole
> iTCO_wdt 13480 0
> iTCO_vendor_support 13718 1 iTCO_wdt
> ipmi_si 53458 0
> ipmi_msghandler 45284 1 ipmi_si
> tpm_tis 18227 0
> tpm 35790 1 tpm_tis
> sb_edac 26792 0
> lpc_ich 21093 0
> edac_core 57597 1 sb_edac
> dcdbas 14478 0
> shpchp 37047 0
> pcspkr 12718 0
> joydev 17389 0
> hed 13247 0
> acpi_pad 17942 0
> evbug 12672 0
> hid_generic 12559 0
> usbkbd 12926 0
> usbmouse 12789 0
> usbhid 46465 0
> hid 110129 2 hid_generic,usbhid
> ahci 34019 0
> libahci 32177 1 ahci
> bnx2x 726130 0
> ptp 19445 1 bnx2x
> megaraid_sas 113654 3
> pps_core 14386 1 ptp
> mdio 13561 1 bnx2x
>
>
> The system runs with 256GB RAM:
> # free -m
> total used free shared buffers cached
> Mem: 257918 1834 256084 0 19 44
> -/+ buffers/cache: 1770 256148
> Swap: 7627 0 7627
>
> And has 2 six-core cpu's:
> # lscpu
> Architecture: x86_64
> CPU op-mode(s): 32-bit, 64-bit
> Byte Order: Little Endian
> CPU(s): 24
> On-line CPU(s) list: 0-23
> Thread(s) per core: 2
> Core(s) per socket: 6
> Socket(s): 2
> NUMA node(s): 2
> Vendor ID: GenuineIntel
> CPU family: 6
> Model: 62
> Stepping: 4
> CPU MHz: 2599.966
> BogoMIPS: 5200.39
> Virtualization: VT-x
> L1d cache: 32K
> L1i cache: 32K
> L2 cache: 256K
> L3 cache: 15360K
> NUMA node0 CPU(s): 0,2,4,6,8,10,12,14,16,18,20,22
> NUMA node1 CPU(s): 1,3,5,7,9,11,13,15,17,19,21,23
>
>
> I tried kernel 3.10.40. It works correctly, but I need a newer kernel,
> because the shared PERC 8 linux driver for DELL VRTX is available since version 3.15.
>
> Have you an idea how I can solve this? If you net more information, please let me know.
> Please cc me, because I'm not a member of lkml.
>
> Many thanks
> Urban Loesch
>
>
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>
next parent reply other threads:[~2015-04-08 10:50 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <5524E669.5050903@enas.net>
2015-04-08 10:50 ` Peter Hurley [this message]
2015-04-08 14:42 ` [bnx2x] Re: Kernel 3.18.11 hangs when inserting netconsle module on a DELL M620 VRTX Blade Yuval Mintz
2015-04-09 12:34 ` Urban Loesch
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