Dont know if this belongs here but just tried latest kernel from
proposed
And it keeps crashing the kernel:
[ 246.383091] ------------[ cut here ]------------
[ 246.383108] WARNING: CPU: 1 PID: 1128 at
/build/buildd/linux-3.13.0/net/mac80211/sta_info.c:432
sta_info_insert_rcu+0xb7/0xe0 [mac80211]()
[ 246.383109] Modules linked in: ctr ccm bnep rfcomm nls_iso8859_1
snd_hda_codec_realtek snd_hda_codec_hdmi x86_pkg_temp_thermal intel_powerclamp
coretemp kvm_intel kvm arc4 crct10dif_pclmul crc32_pclmul ghash_clmulni_intel
aesni_intel rtl8723be uvcvideo videobuf2_vmalloc videobuf2_memops
videobuf2_core aes_x86_64 lrw videodev btcoexist rtl8723_common gf128mul
glue_helper rtl_pci rtlwifi nouveau ablk_helper mxm_wmi cryptd thinkpad_acpi
ttm mac80211 snd_hda_intel snd_hda_codec i915 snd_hwdep snd_pcm btusb joydev
nvram snd_page_alloc cfg80211 snd_seq_midi drm_kms_helper bluetooth
snd_seq_midi_event drm snd_rawmidi snd_seq serio_raw i2c_algo_bit
snd_seq_device snd_timer mei_me mei snd soundcore lpc_ich video wmi mac_hid
parport_pc ppdev lp parport hid_logitech_dj usbhid hid psmouse r8169 ahci mii
libahci
[ 246.383143] CPU: 1 PID: 1128 Comm: wpa_supplicant Tainted: G W
3.13.0-27-generic #50-Ubuntu
[ 246.383144] Hardware name: LENOVO 80B6QB0/80B6QB0, BIOS J7ET27WW (1.04 )
08/08/2013
[ 246.383145] 0000000000000009 ffff8800bf4437b8 ffffffff817199c4
0000000000000000
[ 246.383147] ffff8800bf4437f0 ffffffff810676bd ffff8801285c6800
ffff8800bdb78600
[ 246.383149] 00000000ffffffea ffff8800a9d70b9a 000000000000000c
ffff8800bf443800
[ 246.383151] Call Trace:
[ 246.383156] [<ffffffff817199c4>] dump_stack+0x45/0x56
[ 246.383159] [<ffffffff810676bd>] warn_slowpath_common+0x7d/0xa0
[ 246.383161] [<ffffffff8106779a>] warn_slowpath_null+0x1a/0x20
[ 246.383166] [<ffffffffa042f057>] sta_info_insert_rcu+0xb7/0xe0 [mac80211]
[ 246.383172] [<ffffffffa042f08e>] sta_info_insert+0xe/0x10 [mac80211]
[ 246.383182] [<ffffffffa046b200>] ieee80211_prep_connection+0x3b0/0x7c0
[mac80211]
[ 246.383191] [<ffffffffa0470dfd>] ieee80211_mgd_auth+0x27d/0x310 [mac80211]
[ 246.383198] [<ffffffffa0443c78>] ieee80211_auth+0x18/0x20 [mac80211]
[ 246.383209] [<ffffffffa02385b7>] cfg80211_mlme_auth+0x167/0x200 [cfg80211]
[ 246.383216] [<ffffffffa022456f>] nl80211_authenticate+0x2af/0x310 [cfg80211]
[ 246.383220] [<ffffffff8164d02d>] genl_family_rcv_msg+0x18d/0x370
[ 246.383223] [<ffffffff8164d210>] ? genl_family_rcv_msg+0x370/0x370
[ 246.383224] [<ffffffff8164d2a1>] genl_rcv_msg+0x91/0xd0
[ 246.383226] [<ffffffff8164b329>] netlink_rcv_skb+0xa9/0xc0
[ 246.383228] [<ffffffff8164b828>] genl_rcv+0x28/0x40
[ 246.383230] [<ffffffff8164a955>] netlink_unicast+0xd5/0x1b0
[ 246.383232] [<ffffffff8164ad2f>] netlink_sendmsg+0x2ff/0x740
[ 246.383234] [<ffffffff8160581b>] sock_sendmsg+0x8b/0xc0
[ 246.383237] [<ffffffff8160550e>] ? move_addr_to_kernel.part.16+0x1e/0x60
[ 246.383239] [<ffffffff816060d1>] ? move_addr_to_kernel+0x21/0x30
[ 246.383241] [<ffffffff816060a3>] ___sys_sendmsg+0x3c3/0x3d0
[ 246.383243] [<ffffffff817259a4>] ? __do_page_fault+0x204/0x560
[ 246.383246] [<ffffffff811112ec>] ? acct_account_cputime+0x1c/0x20
[ 246.383248] [<ffffffff8109d76b>] ? account_user_time+0x8b/0xa0
[ 246.383250] [<ffffffff816067a2>] __sys_sendmsg+0x42/0x80
[ 246.383252] [<ffffffff816067f2>] SyS_sendmsg+0x12/0x20
[ 246.383254] [<ffffffff8172a5bf>] tracesys+0xe1/0xe6
[ 246.383256] ---[ end trace f9bd894da87e9f4d ]---
peter@peter-B5400:~$ uname -a
Linux peter-B5400 3.13.0-27-generic #50-Ubuntu SMP Thu May 15 18:06:16 UTC 2014
x86_64 x86_64 x86_64 GNU/Linux
lspci -v
04:00.0 Network controller: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe
Wireless Network Adapter
Subsystem: Lenovo Device b728
Flags: bus master, fast devsel, latency 0, IRQ 47
I/O ports at 4000 [size=256]
Memory at f0100000 (64-bit, non-prefetchable) [size=16K]
Capabilities: [40] Power Management version 3
Capabilities: [50] MSI: Enable+ Count=1/1 Maskable- 64bit+
Capabilities: [70] Express Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting
Capabilities: [140] Device Serial Number 00-23-b7-fe-ff-4c-e0-00
Capabilities: [150] Latency Tolerance Reporting
Capabilities: [158] L1 PM Substates
Kernel driver in use: rtl8723be
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https://bugs.launchpad.net/bugs/1320070
Title:
Realtek Wifi card RTL8723BE drops connection with MSI enabled
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