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From: Ben Greear <greearb@candelatech.com>
To: Tom Psyborg <pozega.tomislav@gmail.com>
Cc: linux-wireless@vger.kernel.org, kvalo@codeaurora.org,
	Sujith Manoharan <c_manoha@qca.qualcomm.com>
Subject: Re: [PATCH] ath10k: Fix ASPM L1 state on QCA988X
Date: Wed, 20 Mar 2019 08:59:06 -0700	[thread overview]
Message-ID: <a87917de-d60c-b746-742a-ade37ffe9c4c@candelatech.com> (raw)
In-Reply-To: <CAKR_QVKfb5vkT1xmmEyvJzeb+VnPx8T3ZpkdLPTMx+agtSBYMg@mail.gmail.com>

On 3/20/19 8:48 AM, Tom Psyborg wrote:
> On 20/03/2019, Ben Greear <greearb@candelatech.com> wrote:
>> On 3/19/19 12:59 PM, Tomislav Požega wrote:
>>> On some systems there are heavy crashes if the kernel config
>>> option CONFIG_PCIEASPM_PERFORMANCE is not set. Patch provided by
>>> Sujith for ath9k fixes this issue and the card operates without
>>> crashes with kernel default CONFIG_PCIEASPM_DEFAULT option that uses
>>> BIOS provided ASPM settings. Tested with QCA9862 mPCIe card.
>>
>> Hello,
>>
>> Were these firmware crashes or system crashes or both?  Can you
>> describe that a bit more so we can better understand what bugs this
>> is fixing?
>>
>>
>> Thanks,
>> Ben
>>
> 
> These were system crashes that rendered firmware restart feature useless.

Those below are system warnings related to the firmware messing up, not
actually system crashes as far as I can tell.

Anyway, I'll add this to my kernel and do some testing and push it into
ath10k-ct assuming testing goes OK.

Thanks,
Ben

> 
> With default kernel config pinging router took ~0.70ms and sometimes
> it was possible to load some smaller web pages. Any larger page load
> caused immediate crash.
> 
> Enabling kernel option CONFIG_PCIEASPM_PERFORMANCE and rebuilding
> reduced ping time to the router to ~0.55ms and connection was stable.
> 
> This patch provides fix to the ASPM so that the card works fine
> without forcing ASPM performance configuration. Ping to the router was
> the same, about 0.55ms.
> 
> So, as Sujith already explained in his original patchwork this really
> fixes L1 latency issue that impacts card communication with the host.
> Here is my log from yesterday while testing, what happens without this
> patch, or without CONFIG_PCIEASPM_PERFORMANCE enabled: (failed to
> flush transmit queue was first message on every occasion this
> happened)
> 
> Mar 19 17:09:02 ubuntu kernel: [  258.528040] ath10k_pci 0000:03:00.0:
> failed to flush transmit queue (skip 0 ar-state 1): 0
> Mar 19 17:09:05 ubuntu kernel: [  261.536042] ath10k_pci 0000:03:00.0:
> failed to install key for vdev 0 peer 10:fe:ed:e5:73:42: -110
> Mar 19 17:09:08 ubuntu kernel: [  264.544053] ath10k_pci 0000:03:00.0:
> wmi command 36893 timeout, restarting hardware
> Mar 19 17:09:08 ubuntu kernel: [  264.544067] ath10k_pci 0000:03:00.0:
> failed to delete peer 10:fe:ed:e5:73:42 for vdev 0: -11
> Mar 19 17:09:08 ubuntu kernel: [  264.544071] ath10k_pci 0000:03:00.0:
> found sta peer 10:fe:ed:e5:73:42 (ptr ffff88013a466e00 id 63) entry on
> vdev 0 after it was supposedly removed
> Mar 19 17:09:08 ubuntu kernel: [  264.544085] ------------[ cut here
> ]------------
> Mar 19 17:09:08 ubuntu kernel: [  264.544142] WARNING: CPU: 1 PID: 744
> at net/mac80211/sta_info.c:970 __sta_info_destroy_part2+0x18b/0x190
> [mac80211]
> Mar 19 17:09:08 ubuntu kernel: [  264.544151] Modules linked in:
> xt_limit xt_tcpudp xt_DSCP ipt_REJECT nf_reject_ipv4 nf_conntrack_irc
> nf_conntrack_ftp nf_conntrack_ipv4 nf_defrag_ipv4 xt_state
> nf_conntrack ctr binfmt_misc vboxpci(O) vboxnetadp(O) vboxnetflt(O)
> vboxdrv(O) deflate camellia_generic cast5_generic cast_common cmac
> rmd160 ccm serpent_generic blowfish_generic blowfish_x86_64
> blowfish_common twofish_generic twofish_x86_64_3way xts twofish_x86_64
> twofish_common xcbc sha512_generic des_generic ablk_helper cryptd lrw
> gf128mul glue_helper aes_x86_64 xfrm_user ah4 esp4 xfrm4_mode_beet
> xfrm4_tunnel tunnel4 xfrm4_mode_tunnel xfrm4_mode_transport ipcomp
> xfrm_ipcomp af_key xfrm_algo arc4 rfcomm bridge stp llc bnep
> tpm_infineon snd_hda_codec_analog snd_hda_codec_generic ath3k btusb
> btintel bluetooth snd_hda_intel snd_hda_codec snd_hda_core
> Mar 19 17:09:08 ubuntu kernel: [  264.544207]  iptable_mangle
> snd_hwdep iptable_filter snd_pcm ip_tables x_tables radeon
> snd_seq_midi snd_rawmidi ttm ath10k_pci ath10k_core mac80211
> drm_kms_helper snd_seq_midi_event ath psmouse snd_seq video serio_raw
> drm fb_sys_fops tg3 cfg80211 snd_seq_device sysimgblt snd_timer
> sysfillrect syscopyarea i2c_algo_bit ptp snd wmi rfkill pps_core
> k10temp hp_accel sp5100_tco lis3lv02d soundcore i2c_piix4
> input_polldev tpm_tis tpm_tis_core
> Mar 19 17:09:08 ubuntu kernel: [  264.544237] CPU: 1 PID: 744 Comm:
> wpa_supplicant Tainted: G           O    4.9.135 #49
> Mar 19 17:09:08 ubuntu kernel: [  264.544238] Hardware name:
> Hewlett-Packard HP Compaq 6735b (NA961ET#ABD)/30E3, BIOS 68GTT Ver.
> F.15 10/25/2010
> Mar 19 17:09:08 ubuntu kernel: [  264.544240]  ffffc900006a3a50
> ffffffff81353fc6 0000000000000000 0000000000000000
> Mar 19 17:09:08 ubuntu kernel: [  264.544243]  ffffc900006a3a90
> ffffffff81146689 00000009a0270b13 ffff880133a9f000
> Mar 19 17:09:08 ubuntu kernel: [  264.544246]  ffff880137bc0700
> ffff880137c908c0 ffff880137bc0c58 ffff880137bc0c58
> Mar 19 17:09:08 ubuntu kernel: [  264.544249] Call Trace:
> Mar 19 17:09:08 ubuntu kernel: [  264.544258]  [<ffffffff81353fc6>]
> dump_stack+0x4d/0x67
> Mar 19 17:09:08 ubuntu kernel: [  264.544265]  [<ffffffff81146689>]
> __warn.cold.10+0x91/0xb6
> Mar 19 17:09:08 ubuntu kernel: [  264.544270]  [<ffffffff8105117d>]
> warn_slowpath_null+0x1d/0x20
> Mar 19 17:09:08 ubuntu kernel: [  264.544305]  [<ffffffffa0275c0b>]
> __sta_info_destroy_part2+0x18b/0x190 [mac80211]
> Mar 19 17:09:08 ubuntu kernel: [  264.544341]  [<ffffffffa0275f0d>]
> __sta_info_flush+0x12d/0x190 [mac80211]
> Mar 19 17:09:08 ubuntu kernel: [  264.544378]  [<ffffffffa02bc0cc>]
> ieee80211_set_disassoc+0xbc/0x410 [mac80211]
> Mar 19 17:09:08 ubuntu kernel: [  264.544411]  [<ffffffffa02cf23e>]
> ieee80211_mgd_deauth.cold.48+0x15e/0x1ae [mac80211]
> Mar 19 17:09:08 ubuntu kernel: [  264.544444]  [<ffffffffa0289ea8>]
> ieee80211_deauth+0x18/0x20 [mac80211]
> Mar 19 17:09:08 ubuntu kernel: [  264.544494]  [<ffffffffa00d5637>]
> cfg80211_mlme_deauth+0x97/0x150 [cfg80211]
> Mar 19 17:09:08 ubuntu kernel: [  264.544529]  [<ffffffffa00d99da>]
> cfg80211_disconnect+0x9a/0x1f0 [cfg80211]
> Mar 19 17:09:08 ubuntu kernel: [  264.544562]  [<ffffffffa00f54f3>]
> cfg80211_wext_siwmlme+0x83/0x9a [cfg80211]
> Mar 19 17:09:08 ubuntu kernel: [  264.544595]  [<ffffffffa00f5470>] ?
> cfg80211_wext_siwgenie+0x120/0x120 [cfg80211]
> Mar 19 17:09:08 ubuntu kernel: [  264.544600]  [<ffffffff81670991>]
> ioctl_standard_iw_point+0x241/0x300
> Mar 19 17:09:08 ubuntu kernel: [  264.544602]  [<ffffffff81670af7>]
> ioctl_standard_call+0xa7/0xb0
> Mar 19 17:09:08 ubuntu kernel: [  264.544606]  [<ffffffff812cec1e>] ?
> security_capable+0x4e/0x70
> Mar 19 17:09:08 ubuntu kernel: [  264.544613]  [<ffffffff81670a50>] ?
> ioctl_standard_iw_point+0x300/0x300
> Mar 19 17:09:08 ubuntu kernel: [  264.544618]  [<ffffffff81670739>]
> wireless_process_ioctl.constprop.12+0xd9/0xf0
> Mar 19 17:09:08 ubuntu kernel: [  264.544623]  [<ffffffff81670c32>]
> wext_handle_ioctl+0x62/0xa0
> Mar 19 17:09:08 ubuntu kernel: [  264.544625]  [<ffffffff815db7aa>]
> dev_ioctl+0x2aa/0x5d0
> Mar 19 17:09:08 ubuntu kernel: [  264.544629]  [<ffffffff811b88d6>] ?
> do_readv_writev+0x196/0x260
> Mar 19 17:09:08 ubuntu kernel: [  264.544632]  [<ffffffff815a1908>]
> sock_ioctl+0x98/0x280
> Mar 19 17:09:08 ubuntu kernel: [  264.544635]  [<ffffffff811cc8f9>]
> do_vfs_ioctl+0x99/0x5d0
> Mar 19 17:09:08 ubuntu kernel: [  264.544637]  [<ffffffff811cceaa>]
> SyS_ioctl+0x7a/0x90
> Mar 19 17:09:08 ubuntu kernel: [  264.544640]  [<ffffffff81002a61>]
> do_syscall_64+0x61/0xc0
> Mar 19 17:09:08 ubuntu kernel: [  264.544643]  [<ffffffff8168977e>]
> entry_SYSCALL_64_after_swapgs+0x58/0xc6
> Mar 19 17:09:08 ubuntu kernel: [  264.544646] ---[ end trace
> 9403fa149caf04b7 ]---
> Mar 19 17:09:08 ubuntu kernel: [  264.556724] ath10k_pci 0000:03:00.0:
> failed to read hi_board_data address: -16
> Mar 19 17:09:14 ubuntu kernel: [  270.595420] ath10k_pci 0000:03:00.0:
> failed to wait for target init: -110
> Mar 19 17:09:14 ubuntu kernel: [  270.600649] ieee80211 phy0: Hardware
> restart was requested
> Mar 19 17:09:14 ubuntu kernel: [  270.600691] ath10k_pci 0000:03:00.0:
> failed to recalculate rts/cts prot for vdev 0: -108
> Mar 19 17:09:14 ubuntu kernel: [  270.600695] ath10k_pci 0000:03:00.0:
> failed to set cts protection for vdev 0: -108
> Mar 19 17:09:14 ubuntu kernel: [  270.600698] ath10k_pci 0000:03:00.0:
> failed to set erp slot for vdev 0: -108
> Mar 19 17:09:14 ubuntu kernel: [  270.600701] ath10k_pci 0000:03:00.0:
> failed to set preamble for vdev 0: -108
> Mar 19 17:09:14 ubuntu kernel: [  270.600704] ath10k_pci 0000:03:00.0:
> failed to down vdev 0: -108
> Mar 19 17:09:14 ubuntu kernel: [  270.600710] ath10k_pci 0000:03:00.0:
> failed to set wmm params: -108
> Mar 19 17:09:14 ubuntu kernel: [  270.600712] ath10k_pci 0000:03:00.0:
> failed to set wmm params: -108
> Mar 19 17:09:14 ubuntu kernel: [  270.600714] ath10k_pci 0000:03:00.0:
> failed to set wmm params: -108
> Mar 19 17:09:14 ubuntu kernel: [  270.600717] ath10k_pci 0000:03:00.0:
> failed to set wmm params: -108
> Mar 19 17:09:14 ubuntu kernel: [  270.600722] ath10k_pci 0000:03:00.0:
> failed to stop WMI vdev 0: -108
> Mar 19 17:09:14 ubuntu kernel: [  270.600724] ath10k_pci 0000:03:00.0:
> failed to stop vdev 0: -108
> Mar 19 17:09:14 ubuntu kernel: [  270.600734] ath10k_pci 0000:03:00.0:
> failed to flush transmit queue (skip 1 ar-state 2): 5000
> Mar 19 17:09:20 ubuntu kernel: [  276.645402] ath10k_pci 0000:03:00.0:
> failed to wait for target init: -110
> Mar 19 17:09:20 ubuntu kernel: [  276.645405] ath10k_pci 0000:03:00.0:
> failed to warm reset attempt 1 of 3: -110
> Mar 19 17:09:27 ubuntu kernel: [  282.780276] ath10k_pci 0000:03:00.0:
> failed to wait for target init: -110
> Mar 19 17:09:27 ubuntu kernel: [  282.780278] ath10k_pci 0000:03:00.0:
> failed to warm reset attempt 2 of 3: -110
> Mar 19 17:09:33 ubuntu kernel: [  288.818402] ath10k_pci 0000:03:00.0:
> failed to wait for target init: -110
> Mar 19 17:09:33 ubuntu kernel: [  288.818404] ath10k_pci 0000:03:00.0:
> failed to warm reset attempt 3 of 3: -110
> Mar 19 17:09:36 ubuntu kernel: [  291.863324] ath10k_pci 0000:03:00.0:
> failed to wait for target after cold reset: -110
> Mar 19 17:09:36 ubuntu kernel: [  291.863339] ------------[ cut here
> ]------------
> Mar 19 17:09:36 ubuntu kernel: [  291.863393] WARNING: CPU: 1 PID: 38
> at net/mac80211/util.c:1863 ieee80211_reconfig+0x7a/0x1340 [mac80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.863394] Hardware became
> unavailable during restart.
> Mar 19 17:09:36 ubuntu kernel: [  291.863395] Modules linked in:
> xt_limit xt_tcpudp xt_DSCP ipt_REJECT nf_reject_ipv4 nf_conntrack_irc
> nf_conntrack_ftp nf_conntrack_ipv4 nf_defrag_ipv4 xt_state
> nf_conntrack ctr binfmt_misc vboxpci(O) vboxnetadp(O) vboxnetflt(O)
> vboxdrv(O) deflate camellia_generic cast5_generic cast_common cmac
> rmd160 ccm serpent_generic blowfish_generic blowfish_x86_64
> blowfish_common twofish_generic twofish_x86_64_3way xts twofish_x86_64
> twofish_common xcbc sha512_generic des_generic ablk_helper cryptd lrw
> gf128mul glue_helper aes_x86_64 xfrm_user ah4 esp4 xfrm4_mode_beet
> xfrm4_tunnel tunnel4 xfrm4_mode_tunnel xfrm4_mode_transport ipcomp
> xfrm_ipcomp af_key xfrm_algo arc4 rfcomm bridge stp llc bnep
> tpm_infineon snd_hda_codec_analog snd_hda_codec_generic ath3k btusb
> btintel bluetooth snd_hda_intel snd_hda_codec snd_hda_core
> Mar 19 17:09:36 ubuntu kernel: [  291.863439]  iptable_mangle
> snd_hwdep iptable_filter snd_pcm ip_tables x_tables radeon
> snd_seq_midi snd_rawmidi ttm ath10k_pci ath10k_core mac80211
> drm_kms_helper snd_seq_midi_event ath psmouse snd_seq video serio_raw
> drm fb_sys_fops tg3 cfg80211 snd_seq_device sysimgblt snd_timer
> sysfillrect syscopyarea i2c_algo_bit ptp snd wmi rfkill pps_core
> k10temp hp_accel sp5100_tco lis3lv02d soundcore i2c_piix4
> input_polldev tpm_tis tpm_tis_core
> Mar 19 17:09:36 ubuntu kernel: [  291.863468] CPU: 1 PID: 38 Comm:
> kworker/1:1 Tainted: G        W  O    4.9.135 #49
> Mar 19 17:09:36 ubuntu kernel: [  291.863470] Hardware name:
> Hewlett-Packard HP Compaq 6735b (NA961ET#ABD)/30E3, BIOS 68GTT Ver.
> F.15 10/25/2010
> Mar 19 17:09:36 ubuntu kernel: [  291.863502] Workqueue:
> events_freezable ieee80211_restart_work [mac80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.863504]  ffffc90000167cf0
> ffffffff81353fc6 ffffc90000167d40 0000000000000000
> Mar 19 17:09:36 ubuntu kernel: [  291.863507]  ffffc90000167d30
> ffffffff81146689 00000009816862dc ffff880137bc0f88
> Mar 19 17:09:36 ubuntu kernel: [  291.863510]  ffff880137bc0f88
> ffff880137bc0700 ffff880137bc0700 00000000ffffff92
> Mar 19 17:09:36 ubuntu kernel: [  291.863513] Call Trace:
> Mar 19 17:09:36 ubuntu kernel: [  291.863519]  [<ffffffff81353fc6>]
> dump_stack+0x4d/0x67
> Mar 19 17:09:36 ubuntu kernel: [  291.863523]  [<ffffffff81146689>]
> __warn.cold.10+0x91/0xb6
> Mar 19 17:09:36 ubuntu kernel: [  291.863526]  [<ffffffff810510ff>]
> warn_slowpath_fmt+0x4f/0x60
> Mar 19 17:09:36 ubuntu kernel: [  291.863558]  [<ffffffffa0270515>] ?
> drv_start+0x45/0x110 [mac80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.863591]  [<ffffffffa02a249a>]
> ieee80211_reconfig+0x7a/0x1340 [mac80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.863596]  [<ffffffff810b51cb>] ?
> try_to_del_timer_sync+0x4b/0x60
> Mar 19 17:09:36 ubuntu kernel: [  291.863627]  [<ffffffffa026d847>]
> ieee80211_restart_work+0xa7/0xe0 [mac80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.863631]  [<ffffffff8106a5fa>]
> process_one_work+0x1fa/0x460
> Mar 19 17:09:36 ubuntu kernel: [  291.863633]  [<ffffffff8106ac62>]
> worker_thread+0x32/0x4e0
> Mar 19 17:09:36 ubuntu kernel: [  291.863635]  [<ffffffff8106ac30>] ?
> rescuer_thread+0x3d0/0x3d0
> Mar 19 17:09:36 ubuntu kernel: [  291.863638]  [<ffffffff8106f9b9>]
> kthread+0xd9/0xf0
> Mar 19 17:09:36 ubuntu kernel: [  291.863641]  [<ffffffff81689884>] ?
> __switch_to_asm+0x24/0x60
> Mar 19 17:09:36 ubuntu kernel: [  291.863644]  [<ffffffff8106f8e0>] ?
> kthread_park+0x60/0x60
> Mar 19 17:09:36 ubuntu kernel: [  291.863646]  [<ffffffff81689914>]
> ret_from_fork+0x54/0x60
> Mar 19 17:09:36 ubuntu kernel: [  291.863648] ---[ end trace
> 9403fa149caf04b8 ]---
> Mar 19 17:09:36 ubuntu kernel: [  291.864616] ------------[ cut here
> ]------------
> Mar 19 17:09:36 ubuntu kernel: [  291.864663] WARNING: CPU: 1 PID: 38
> at net/mac80211/driver-ops.h:17 drv_remove_interface+0x10c/0x120
> [mac80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.864680] wlan6:  Failed
> check-sdata-in-driver check, flags: 0x4
> Mar 19 17:09:36 ubuntu kernel: [  291.864680] Modules linked in:
> xt_limit xt_tcpudp xt_DSCP ipt_REJECT nf_reject_ipv4 nf_conntrack_irc
> nf_conntrack_ftp nf_conntrack_ipv4 nf_defrag_ipv4 xt_state
> nf_conntrack ctr binfmt_misc vboxpci(O) vboxnetadp(O) vboxnetflt(O)
> vboxdrv(O) deflate camellia_generic cast5_generic cast_common cmac
> rmd160 ccm serpent_generic blowfish_generic blowfish_x86_64
> blowfish_common twofish_generic twofish_x86_64_3way xts twofish_x86_64
> twofish_common xcbc sha512_generic des_generic ablk_helper cryptd lrw
> gf128mul glue_helper aes_x86_64 xfrm_user ah4 esp4 xfrm4_mode_beet
> xfrm4_tunnel tunnel4 xfrm4_mode_tunnel xfrm4_mode_transport ipcomp
> xfrm_ipcomp af_key xfrm_algo arc4 rfcomm bridge stp llc bnep
> tpm_infineon snd_hda_codec_analog snd_hda_codec_generic ath3k btusb
> btintel bluetooth snd_hda_intel snd_hda_codec snd_hda_core
> Mar 19 17:09:36 ubuntu kernel: [  291.864742]  iptable_mangle
> snd_hwdep iptable_filter snd_pcm ip_tables x_tables radeon
> snd_seq_midi snd_rawmidi ttm ath10k_pci ath10k_core mac80211
> drm_kms_helper snd_seq_midi_event ath psmouse snd_seq video serio_raw
> drm fb_sys_fops tg3 cfg80211 snd_seq_device sysimgblt snd_timer
> sysfillrect syscopyarea i2c_algo_bit ptp snd wmi rfkill pps_core
> k10temp hp_accel sp5100_tco lis3lv02d soundcore i2c_piix4
> input_polldev tpm_tis tpm_tis_core
> Mar 19 17:09:36 ubuntu kernel: [  291.864778] CPU: 1 PID: 38 Comm:
> kworker/1:1 Tainted: G        W  O    4.9.135 #49
> Mar 19 17:09:36 ubuntu kernel: [  291.864779] Hardware name:
> Hewlett-Packard HP Compaq 6735b (NA961ET#ABD)/30E3, BIOS 68GTT Ver.
> F.15 10/25/2010
> Mar 19 17:09:36 ubuntu kernel: [  291.864810] Workqueue:
> events_freezable ieee80211_restart_work [mac80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.864812]  ffffc90000167b58
> ffffffff81353fc6 ffffc90000167ba8 0000000000000000
> Mar 19 17:09:36 ubuntu kernel: [  291.864815]  ffffc90000167b98
> ffffffff81146689 0000000900167b68 ffff880137c90c88
> Mar 19 17:09:36 ubuntu kernel: [  291.864818]  ffff880137bc0fe8
> ffff880137bc0700 ffff880137c91410 ffff880137bc0700
> Mar 19 17:09:36 ubuntu kernel: [  291.864820] Call Trace:
> Mar 19 17:09:36 ubuntu kernel: [  291.864824]  [<ffffffff81353fc6>]
> dump_stack+0x4d/0x67
> Mar 19 17:09:36 ubuntu kernel: [  291.864827]  [<ffffffff81146689>]
> __warn.cold.10+0x91/0xb6
> Mar 19 17:09:36 ubuntu kernel: [  291.864830]  [<ffffffff810510ff>]
> warn_slowpath_fmt+0x4f/0x60
> Mar 19 17:09:36 ubuntu kernel: [  291.864833]  [<ffffffff815aa229>] ?
> skb_dequeue+0x59/0x70
> Mar 19 17:09:36 ubuntu kernel: [  291.864864]  [<ffffffffa0270a6c>]
> drv_remove_interface+0x10c/0x120 [mac80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.864897]  [<ffffffffa0284d92>]
> ieee80211_do_stop+0x552/0x860 [mac80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.864900]  [<ffffffff8168943a>] ?
> _raw_spin_unlock_bh+0x1a/0x20
> Mar 19 17:09:36 ubuntu kernel: [  291.864933]  [<ffffffffa02850ba>]
> ieee80211_stop+0x1a/0x20 [mac80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.864935]  [<ffffffff815ba7fd>]
> __dev_close_many+0x8d/0xc0
> Mar 19 17:09:36 ubuntu kernel: [  291.864937]  [<ffffffff815ba8ad>]
> dev_close_many+0x7d/0x110
> Mar 19 17:09:36 ubuntu kernel: [  291.864940]  [<ffffffff815bc7eb>]
> dev_close.part.96+0x3b/0x50
> Mar 19 17:09:36 ubuntu kernel: [  291.864942]  [<ffffffff815bc81a>]
> dev_close+0x1a/0x20
> Mar 19 17:09:36 ubuntu kernel: [  291.864995]  [<ffffffffa00abdcb>]
> cfg80211_shutdown_all_interfaces+0x7b/0xa0 [cfg80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.865028]  [<ffffffffa029ff22>]
> ieee80211_handle_reconfig_failure+0x92/0xa0 [mac80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.865062]  [<ffffffffa02a24a2>]
> ieee80211_reconfig+0x82/0x1340 [mac80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.865066]  [<ffffffff810b51cb>] ?
> try_to_del_timer_sync+0x4b/0x60
> Mar 19 17:09:36 ubuntu kernel: [  291.865097]  [<ffffffffa026d847>]
> ieee80211_restart_work+0xa7/0xe0 [mac80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.865100]  [<ffffffff8106a5fa>]
> process_one_work+0x1fa/0x460
> Mar 19 17:09:36 ubuntu kernel: [  291.865103]  [<ffffffff8106ac62>]
> worker_thread+0x32/0x4e0
> Mar 19 17:09:36 ubuntu kernel: [  291.865105]  [<ffffffff8106ac30>] ?
> rescuer_thread+0x3d0/0x3d0
> Mar 19 17:09:36 ubuntu kernel: [  291.865108]  [<ffffffff8106f9b9>]
> kthread+0xd9/0xf0
> Mar 19 17:09:36 ubuntu kernel: [  291.865110]  [<ffffffff81689884>] ?
> __switch_to_asm+0x24/0x60
> Mar 19 17:09:36 ubuntu kernel: [  291.865112]  [<ffffffff8106f8e0>] ?
> kthread_park+0x60/0x60
> Mar 19 17:09:36 ubuntu kernel: [  291.865114]  [<ffffffff81689914>]
> ret_from_fork+0x54/0x60
> Mar 19 17:09:36 ubuntu kernel: [  291.865171] ---[ end trace
> 9403fa149caf04b9 ]---
> Mar 19 17:09:36 ubuntu kernel: [  291.865178] ------------[ cut here
> ]------------
> Mar 19 17:09:36 ubuntu kernel: [  291.865210] WARNING: CPU: 1 PID: 38
> at net/mac80211/driver-ops.c:39 drv_stop+0xf8/0x100 [mac80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.865211] Modules linked in:
> xt_limit xt_tcpudp xt_DSCP ipt_REJECT nf_reject_ipv4 nf_conntrack_irc
> nf_conntrack_ftp nf_conntrack_ipv4 nf_defrag_ipv4 xt_state
> nf_conntrack ctr binfmt_misc vboxpci(O) vboxnetadp(O) vboxnetflt(O)
> vboxdrv(O) deflate camellia_generic cast5_generic cast_common cmac
> rmd160 ccm serpent_generic blowfish_generic blowfish_x86_64
> blowfish_common twofish_generic twofish_x86_64_3way xts twofish_x86_64
> twofish_common xcbc sha512_generic des_generic ablk_helper cryptd lrw
> gf128mul glue_helper aes_x86_64 xfrm_user ah4 esp4 xfrm4_mode_beet
> xfrm4_tunnel tunnel4 xfrm4_mode_tunnel xfrm4_mode_transport ipcomp
> xfrm_ipcomp af_key xfrm_algo arc4 rfcomm bridge stp llc bnep
> tpm_infineon snd_hda_codec_analog snd_hda_codec_generic ath3k btusb
> btintel bluetooth snd_hda_intel snd_hda_codec snd_hda_core
> Mar 19 17:09:36 ubuntu kernel: [  291.865243]  iptable_mangle
> snd_hwdep iptable_filter snd_pcm ip_tables x_tables radeon
> snd_seq_midi snd_rawmidi ttm ath10k_pci ath10k_core mac80211
> drm_kms_helper snd_seq_midi_event ath psmouse snd_seq video serio_raw
> drm fb_sys_fops tg3 cfg80211 snd_seq_device sysimgblt snd_timer
> sysfillrect syscopyarea i2c_algo_bit ptp snd wmi rfkill pps_core
> k10temp hp_accel sp5100_tco lis3lv02d soundcore i2c_piix4
> input_polldev tpm_tis tpm_tis_core
> Mar 19 17:09:36 ubuntu kernel: [  291.865265] CPU: 1 PID: 38 Comm:
> kworker/1:1 Tainted: G        W  O    4.9.135 #49
> Mar 19 17:09:36 ubuntu kernel: [  291.865266] Hardware name:
> Hewlett-Packard HP Compaq 6735b (NA961ET#ABD)/30E3, BIOS 68GTT Ver.
> F.15 10/25/2010
> Mar 19 17:09:36 ubuntu kernel: [  291.865296] Workqueue:
> events_freezable ieee80211_restart_work [mac80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.865298]  ffffc90000167b98
> ffffffff81353fc6 0000000000000000 0000000000000000
> Mar 19 17:09:36 ubuntu kernel: [  291.865300]  ffffc90000167bd8
> ffffffff81146689 0000000900167ba0 ffff880137bc0700
> Mar 19 17:09:36 ubuntu kernel: [  291.865303]  ffff880137bc0fe8
> 0000000000000000 ffff880137c91410 ffff880137bc0700
> Mar 19 17:09:36 ubuntu kernel: [  291.865305] Call Trace:
> Mar 19 17:09:36 ubuntu kernel: [  291.865308]  [<ffffffff81353fc6>]
> dump_stack+0x4d/0x67
> Mar 19 17:09:36 ubuntu kernel: [  291.865310]  [<ffffffff81146689>]
> __warn.cold.10+0x91/0xb6
> Mar 19 17:09:36 ubuntu kernel: [  291.865312]  [<ffffffff8105117d>]
> warn_slowpath_null+0x1d/0x20
> Mar 19 17:09:36 ubuntu kernel: [  291.865343]  [<ffffffffa02706d8>]
> drv_stop+0xf8/0x100 [mac80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.865377]  [<ffffffffa02a2413>]
> ieee80211_stop_device+0x43/0x50 [mac80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.865410]  [<ffffffffa0284dbf>]
> ieee80211_do_stop+0x57f/0x860 [mac80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.865412]  [<ffffffff8168943a>] ?
> _raw_spin_unlock_bh+0x1a/0x20
> Mar 19 17:09:36 ubuntu kernel: [  291.865450]  [<ffffffffa02850ba>]
> ieee80211_stop+0x1a/0x20 [mac80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.865455]  [<ffffffff815ba7fd>]
> __dev_close_many+0x8d/0xc0
> Mar 19 17:09:36 ubuntu kernel: [  291.865460]  [<ffffffff815ba8ad>]
> dev_close_many+0x7d/0x110
> Mar 19 17:09:36 ubuntu kernel: [  291.865465]  [<ffffffff815bc7eb>]
> dev_close.part.96+0x3b/0x50
> Mar 19 17:09:36 ubuntu kernel: [  291.865469]  [<ffffffff815bc81a>]
> dev_close+0x1a/0x20
> Mar 19 17:09:36 ubuntu kernel: [  291.865501]  [<ffffffffa00abdcb>]
> cfg80211_shutdown_all_interfaces+0x7b/0xa0 [cfg80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.865537]  [<ffffffffa029ff22>]
> ieee80211_handle_reconfig_failure+0x92/0xa0 [mac80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.865573]  [<ffffffffa02a24a2>]
> ieee80211_reconfig+0x82/0x1340 [mac80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.865579]  [<ffffffff810b51cb>] ?
> try_to_del_timer_sync+0x4b/0x60
> Mar 19 17:09:36 ubuntu kernel: [  291.865612]  [<ffffffffa026d847>]
> ieee80211_restart_work+0xa7/0xe0 [mac80211]
> Mar 19 17:09:36 ubuntu kernel: [  291.865617]  [<ffffffff8106a5fa>]
> process_one_work+0x1fa/0x460
> Mar 19 17:09:36 ubuntu kernel: [  291.865622]  [<ffffffff8106ac62>]
> worker_thread+0x32/0x4e0
> Mar 19 17:09:36 ubuntu kernel: [  291.865627]  [<ffffffff8106ac30>] ?
> rescuer_thread+0x3d0/0x3d0
> Mar 19 17:09:36 ubuntu kernel: [  291.865632]  [<ffffffff8106f9b9>]
> kthread+0xd9/0xf0
> Mar 19 17:09:36 ubuntu kernel: [  291.865638]  [<ffffffff81689884>] ?
> __switch_to_asm+0x24/0x60
> Mar 19 17:09:36 ubuntu kernel: [  291.865643]  [<ffffffff8106f8e0>] ?
> kthread_park+0x60/0x60
> Mar 19 17:09:36 ubuntu kernel: [  291.865645]  [<ffffffff81689914>]
> ret_from_fork+0x54/0x60
> Mar 19 17:09:36 ubuntu kernel: [  291.865647] ---[ end trace
> 9403fa149caf04ba ]---
> 


-- 
Ben Greear <greearb@candelatech.com>
Candela Technologies Inc  http://www.candelatech.com


  reply	other threads:[~2019-03-20 15:59 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-19 19:59 [PATCH] ath10k: Fix ASPM L1 state on QCA988X Tomislav Požega
2019-03-19 20:45 ` Peter Oh
2019-03-19 21:02   ` Tom Psyborg
2019-03-20 15:12 ` Ben Greear
2019-03-20 15:48   ` Tom Psyborg
2019-03-20 15:59     ` Ben Greear [this message]
2019-09-25 10:35       ` Tom Psyborg
2019-10-03 13:33 ` Kalle Valo
2019-10-03 14:01   ` Tom Psyborg

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