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[23.128.96.18]) by mx.google.com with ESMTP id 5si3060636ejq.621.2021.09.16.03.08.34; Thu, 16 Sep 2021 03:08:54 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-wireless-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=IS3eQgCW; spf=pass (google.com: domain of linux-wireless-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-wireless-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236524AbhIPKJR (ORCPT + 79 others); Thu, 16 Sep 2021 06:09:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43592 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236509AbhIPKJP (ORCPT ); Thu, 16 Sep 2021 06:09:15 -0400 Received: from mail-pj1-x1033.google.com (mail-pj1-x1033.google.com [IPv6:2607:f8b0:4864:20::1033]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 765E3C061766 for ; Thu, 16 Sep 2021 03:07:55 -0700 (PDT) Received: by mail-pj1-x1033.google.com with SMTP id t20so4169067pju.5 for ; Thu, 16 Sep 2021 03:07:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=OutY9gDPigYU6vgNH8mRSKKYRk8Guaj4HuDfm0XTLhU=; b=IS3eQgCWIaOj4C4JeufwEbWp3UQ+qDS3tEUideixZJu8oODE8jlkKTcf9Ku/pa86MC teKBfgR1m1ds6GTOiWWIxB67ugZFVdTIIjo9bZinLmOdCBksqDNCOPMrk1yjq2FzXD/1 18vDkHKIpgK5oyaAtXlwclfB9tPpOAug2xsJReoC8GhCIlwyc1P7xPdBfy0mB9HmmE2J 9pBW52yr+ZjOpZFGvobM/oZBopfb+2H15kXQX/Zh8z+vJn0kIi55YaJCcs84o+NEmnSg AvoeC3FhFaqlekE6Wz8VpzJyPdIR0b4wECkltcDMpxLjtfmRlN9rLZZ6sETn93r3qP6i gWUQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=OutY9gDPigYU6vgNH8mRSKKYRk8Guaj4HuDfm0XTLhU=; b=4uawBRJyLUATUbwijO1kiTw5tJ3+QhL6c8QLMZbZl+XDR138jFJ6vCHC8HOkcXMBVn 06ypOk3wVY+rdByXEsKkJi1sMUwft4crfM/JBAF/Xb41s75yUezfziXbgiQyNuSqveq3 yBSRQLZY3KFAr+mxZDVjRHl5Ad9B7YrB8kQ/TFqKWJWahrpPFX2hBGiTWetAfowKsx8g kPb5GQrMaZVMoepmYO3macYCIRYbmx2HUeHcwO5nnn0k7ttCURacwxvQU4Rbn8Lw+rYs 7kUS4+jBfNXkrORdVoWWZTW11N18n7L67RZI8zQKJk+ALK0rFzwz8WDB++UZlJcOOmwl rc0Q== X-Gm-Message-State: AOAM532xtF4vQ/V/B0ntTQ5TUz709zF1YnUTUtwyp/3OZ+BwcSXDiaKB GwChsYBIC0VD5haEO5t+Uxe0kg1QlC+6G7rJ+Jg4uw== X-Received: by 2002:a17:90a:ab86:: with SMTP id n6mr5120009pjq.159.1631786874668; Thu, 16 Sep 2021 03:07:54 -0700 (PDT) MIME-Version: 1.0 References: <871r5p0x2u.fsf@codeaurora.org> In-Reply-To: <871r5p0x2u.fsf@codeaurora.org> From: Loic Poulain Date: Thu, 16 Sep 2021 12:18:10 +0200 Message-ID: Subject: Re: [regression] mhi: ath11k resume fails on some devices To: Kalle Valo Cc: Manivannan Sadhasivam , ath11k@lists.infradead.org, linux-wireless@vger.kernel.org, linux-arm-msm , regressions@lists.linux.dev Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Hi Kalle, On Thu, 16 Sept 2021 at 10:00, Kalle Valo wrote: > > Hi Loic and Mani, > > I hate to be the bearer of bad news again :) > > I noticed already a while ago that commit 020d3b26c07a ("bus: mhi: Early > MHI resume failure in non M3 state"), introduced in v5.13-rc1, broke > ath11k resume on my NUC x86 testbox using QCA6390. Interestingly enough > Dell XPS 13 9310 laptop (with QCA6390 as well) does not have this > problem, I only see the problem on the NUC. I do not know what's causing > this difference. I suppose the NUC is current PCI-Express power during suspend while the laptop maintains PCIe/M2 power. > > At the moment I'm running my tests with commit 020d3b26c07a reverted and > everything works without problems. Is there a simple way to fix this? Or > maybe we should just revert the commit? Commit log and kernel logs from > a failing case below. Do you have log of success case? To me, the device loses power, that is why MHI resuming is failing. Normally the device should be properly recovered/reinitialized. Before that patch the power loss was simply not detected (or handled at higher stack level). Regards, Loic > > Kalle > > commit 020d3b26c07abe274ac17f64999bbd3bf3342195 > Author: Loic Poulain > AuthorDate: Fri Mar 5 17:14:01 2021 +0100 > Commit: Manivannan Sadhasivam > CommitDate: Wed Mar 10 20:11:22 2021 +0530 > > bus: mhi: Early MHI resume failure in non M3 state > > MHI suspend/resume are symmetric and balanced procedures. If device is > not in M3 state on a resume, that means something happened behind our > back. In this case resume is aborted and error reported, to let the > controller handle the situation. > > This is mainly requested for system wide suspend-resume operation in > PCI context which may lead to power-down/reset of the controller which > will then lose its MHI context. In such cases, PCI driver is supposed > to recover and reinitialize the device. > > Signed-off-by: Loic Poulain > Reviewed-by: Bhaumik Bhatt > Reviewed-by: Manivannan Sadhasivam > Link: https://lore.kernel.org/r/1614960841-20233-1-git-send-email-loic.poulain@linaro.org > Signed-off-by: Manivannan Sadhasivam > > [ 267.182376] ACPI: PM: Waking up from system sleep state S3 > [ 268.192783] ACPI: EC: interrupt unblocked > [ 268.193023] pcieport 0000:00:1c.4: Intel SPT PCH root port ACS workaround enabled > [ 268.204389] pcieport 0000:00:1d.0: Intel SPT PCH root port ACS workaround enabled > [ 268.204391] pcieport 0000:00:1c.1: Intel SPT PCH root port ACS workaround enabled > [ 268.205227] pcieport 0000:00:1c.2: Intel SPT PCH root port ACS workaround enabled > [ 269.360336] ACPI: EC: event unblocked > [ 269.367187] usb usb3: root hub lost power or was reset > [ 269.367215] usb usb4: root hub lost power or was reset > [ 269.368584] ath11k_pci 0000:06:00.0: failed to set mhi state: RESUME(6) > [ 269.455966] nvme nvme0: 8/0/0 default/read/poll queues > [ 272.289737] igb 0000:05:00.0 eth1: igb: eth1 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: RX/TX > [ 272.424084] ath11k_pci 0000:06:00.0: timed out while waiting for wow wakeup completion > [ 272.424091] ath11k_pci 0000:06:00.0: failed to wakeup wow during resume: -110 > [ 272.424096] ath11k_pci 0000:06:00.0: failed to resume core: -110 > [ 272.424101] PM: dpm_run_callback(): pci_pm_resume+0x0/0x2d0 returns -110 > [ 272.424119] ath11k_pci 0000:06:00.0: PM: failed to resume async: error -110 > [ 275.432003] ath11k_pci 0000:06:00.0: wmi command 16387 timeout > [ 275.432034] ath11k_pci 0000:06:00.0: failed to send WMI_PDEV_SET_PARAM cmd > [ 275.432088] ath11k_pci 0000:06:00.0: failed to enable PMF QOS: (-11 > [ 275.432094] ------------[ cut here ]------------ > [ 275.432114] Hardware became unavailable upon resume. This could be a software issue prior to suspend or a hardware issue. > [ 275.432144] WARNING: CPU: 3 PID: 3164 at net/mac80211/util.c:2361 ieee80211_reconfig+0x216/0x22a0 [mac80211] > [ 275.432225] Modules linked in: ath11k_pci ath11k mac80211 libarc4 cfg80211 qmi_helpers qrtr_mhi mhi qrtr ns mos7840 usbserial nvme nvme_core [last unloaded: mhi] > [ 275.432287] CPU: 3 PID: 3164 Comm: kworker/u16:20 Not tainted 5.15.0-rc1 #483 > [ 275.432293] Hardware name: Intel(R) Client Systems NUC8i7HVK/NUC8i7HVB, BIOS HNKBLi70.86A.0049.2018.0801.1601 08/01/2018 > [ 275.432298] Workqueue: events_unbound async_run_entry_fn > [ 275.432307] RIP: 0010:ieee80211_reconfig+0x216/0x22a0 [mac80211] > [ 275.432381] Code: c0 0f 85 4b 1f 00 00 41 c6 87 7c 08 00 00 00 4c 89 ff e8 ed 41 f1 ff 41 89 c5 85 c0 74 13 48 c7 c7 40 bc 7e c0 e8 ef 63 07 e4 <0f> 0b e9 12 ff ff ff 88 5c 24 37 49 8d 47 40 48 89 c2 48 89 44 24 > [ 275.432386] RSP: 0000:ffffc90002bc7ab0 EFLAGS: 00010286 > [ 275.432394] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 > [ 275.432399] RDX: 0000000000000027 RSI: 0000000000000004 RDI: fffff52000578f48 > [ 275.432403] RBP: ffff88810890169a R08: 0000000000000001 R09: ffff888234fe581b > [ 275.432408] R10: ffffed10469fcb03 R11: 0000000000000001 R12: ffff88810890169e > [ 275.432412] R13: 00000000fffffff5 R14: 0000000000000000 R15: ffff888108900e20 > [ 275.432417] FS: 0000000000000000(0000) GS:ffff888234e00000(0000) knlGS:0000000000000000 > [ 275.432421] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > [ 275.432426] CR2: 0000000000000000 CR3: 0000000101148002 CR4: 00000000003706e0 > [ 275.432430] Call Trace: > [ 275.432443] ? trace_rdev_return_int+0x1a0/0x1a0 [cfg80211] > [ 275.432515] wiphy_resume+0x190/0x370 [cfg80211] > [ 275.432574] ? trace_device_pm_callback_start+0x123/0x1b0 > [ 275.432584] ? trace_rdev_return_int+0x1a0/0x1a0 [cfg80211] > [ 275.432642] dpm_run_callback+0xf4/0x1b0 > [ 275.432650] ? trace_device_pm_callback_end+0x1a0/0x1a0 > [ 275.432658] ? device_links_read_unlock+0x1b/0x30 > [ 275.432665] ? dpm_wait_for_superior+0x256/0x430 > [ 275.432679] device_resume+0x3d5/0x980 > [ 275.432688] ? dpm_run_callback+0x1b0/0x1b0 > [ 275.432693] ? lockdep_hardirqs_on_prepare.part.0+0x19a/0x350 > [ 275.432701] ? ktime_get+0x214/0x2f0 > [ 275.432707] ? trace_hardirqs_on+0x1c/0x120 > [ 275.432715] ? recalibrate_cpu_khz+0x10/0x10 > [ 275.432726] ? device_resume+0x980/0x980 > [ 275.432732] async_resume+0x14/0x30 > [ 275.432738] async_run_entry_fn+0x90/0x4f0 > [ 275.432750] process_one_work+0x866/0x1460 > [ 275.432768] ? pwq_dec_nr_in_flight+0x230/0x230 > [ 275.432787] ? worker_thread+0x152/0x1010 > [ 275.432798] worker_thread+0x596/0x1010 > [ 275.432818] ? process_one_work+0x1460/0x1460 > [ 275.432828] kthread+0x322/0x3e0 > [ 275.432833] ? _raw_spin_unlock_irq+0x1f/0x30 > [ 275.432838] ? set_kthread_struct+0x100/0x100 > [ 275.432848] ret_from_fork+0x22/0x30 > [ 275.432872] irq event stamp: 977 > [ 275.432876] hardirqs last enabled at (985): [] console_trylock_spinning+0x19b/0x1f0 > [ 275.432882] hardirqs last disabled at (992): [] console_trylock_spinning+0x14a/0x1f0 > [ 275.432888] softirqs last enabled at (402): [] ath11k_htc_send+0x668/0xc10 [ath11k] > [ 275.432914] softirqs last disabled at (400): [] ath11k_htc_send+0x587/0xc10 [ath11k] > [ 275.432937] ---[ end trace 88fd8120acef327c ]--- > [ 275.433884] ------------[ cut here ]------------ > [ 275.433888] wlan0: Failed check-sdata-in-driver check, flags: 0x4 > [ 275.433917] WARNING: CPU: 3 PID: 3164 at net/mac80211/driver-ops.c:97 drv_remove_interface+0x2cb/0x330 [mac80211] > [ 275.434008] Modules linked in: ath11k_pci ath11k mac80211 libarc4 cfg80211 qmi_helpers qrtr_mhi mhi qrtr ns mos7840 usbserial nvme nvme_core [last unloaded: mhi] > [ 275.434068] CPU: 3 PID: 3164 Comm: kworker/u16:20 Tainted: G W 5.15.0-rc1 #483 > [ 275.434074] Hardware name: Intel(R) Client Systems NUC8i7HVK/NUC8i7HVB, BIOS HNKBLi70.86A.0049.2018.0801.1601 08/01/2018 > [ 275.434079] Workqueue: events_unbound async_run_entry_fn > [ 275.434087] RIP: 0010:drv_remove_interface+0x2cb/0x330 [mac80211] > [ 275.434154] Code: c1 e9 03 80 3c 01 00 75 72 48 8b 83 88 06 00 00 48 8d b3 a8 06 00 00 48 c7 c7 60 2a 7e c0 48 85 c0 48 0f 45 f0 e8 8a 12 16 e4 <0f> 0b eb 90 e8 6c a8 23 e2 e9 e9 fd ff ff e8 62 a8 23 e2 e9 06 fe > [ 275.434159] RSP: 0000:ffffc90002bc7788 EFLAGS: 00010282 > [ 275.434167] RAX: 0000000000000000 RBX: ffff8881735a0c40 RCX: 0000000000000000 > [ 275.434171] RDX: 0000000000000027 RSI: 0000000000000004 RDI: fffff52000578ee3 > [ 275.434176] RBP: ffff888108900e20 R08: 0000000000000001 R09: ffff888234fe581b > [ 275.434180] R10: ffffed10469fcb03 R11: 0000000000000001 R12: dffffc0000000000 > [ 275.434184] R13: ffff8881735a12d8 R14: ffff888108901568 R15: 000000000000000f > [ 275.434189] FS: 0000000000000000(0000) GS:ffff888234e00000(0000) knlGS:0000000000000000 > [ 275.434194] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > [ 275.434198] CR2: 0000000000000000 CR3: 0000000101148002 CR4: 00000000003706e0 > [ 275.434203] Call Trace: > [ 275.434212] ieee80211_do_stop+0xe27/0x1a20 [mac80211] > [ 275.434291] ? mutex_lock_io_nested+0x1490/0x1490 > [ 275.434303] ? ieee80211_del_virtual_monitor+0x1a0/0x1a0 [mac80211] > [ 275.434370] ? mark_held_locks+0xa5/0xe0 > [ 275.434382] ? lockdep_hardirqs_on_prepare.part.0+0x19a/0x350 > [ 275.434389] ? __local_bh_enable_ip+0x9d/0xf0 > [ 275.434394] ? trace_hardirqs_on+0x1c/0x120 > [ 275.434410] ieee80211_stop+0xb2/0x230 [mac80211] > [ 275.434484] __dev_close_many+0x191/0x2a0 > [ 275.434491] ? netif_tx_stop_all_queues+0xf0/0xf0 > [ 275.434496] ? find_held_lock+0x33/0x110 > [ 275.434507] ? __lock_release+0x494/0xa40 > [ 275.434518] dev_close_many+0x1c5/0x540 > [ 275.434527] ? wait_for_completion_io+0x280/0x280 > [ 275.434535] ? dev_get_by_napi_id+0x110/0x110 > [ 275.434544] ? wiphy_resume+0x1a5/0x370 [cfg80211] > [ 275.434610] dev_close+0x132/0x1d0 > [ 275.434617] ? dev_xdp_attach.constprop.0+0x750/0x750 > [ 275.434633] cfg80211_shutdown_all_interfaces+0x71/0x180 [cfg80211] > [ 275.434697] wiphy_resume+0x1b2/0x370 [cfg80211] > [ 275.434755] ? trace_device_pm_callback_start+0x123/0x1b0 > [ 275.434765] ? trace_rdev_return_int+0x1a0/0x1a0 [cfg80211] > [ 275.434822] dpm_run_callback+0xf4/0x1b0 > [ 275.434830] ? trace_device_pm_callback_end+0x1a0/0x1a0 > [ 275.434839] ? device_links_read_unlock+0x1b/0x30 > [ 275.434845] ? dpm_wait_for_superior+0x256/0x430 > [ 275.434859] device_resume+0x3d5/0x980 > [ 275.434868] ? dpm_run_callback+0x1b0/0x1b0 > [ 275.434873] ? lockdep_hardirqs_on_prepare.part.0+0x19a/0x350 > [ 275.434880] ? ktime_get+0x214/0x2f0 > [ 275.434886] ? trace_hardirqs_on+0x1c/0x120 > [ 275.434893] ? recalibrate_cpu_khz+0x10/0x10 > [ 275.434904] ? device_resume+0x980/0x980 > [ 275.434910] async_resume+0x14/0x30 > [ 275.434916] async_run_entry_fn+0x90/0x4f0 > [ 275.434928] process_one_work+0x866/0x1460 > [ 275.434946] ? pwq_dec_nr_in_flight+0x230/0x230 > [ 275.434965] ? worker_thread+0x152/0x1010 > [ 275.434992] worker_thread+0x596/0x1010 > [ 275.435013] ? process_one_work+0x1460/0x1460 > [ 275.435022] kthread+0x322/0x3e0 > [ 275.435027] ? _raw_spin_unlock_irq+0x1f/0x30 > [ 275.435032] ? set_kthread_struct+0x100/0x100 > [ 275.435042] ret_from_fork+0x22/0x30 > [ 275.435065] irq event stamp: 1923 > [ 275.435069] hardirqs last enabled at (1931): [] console_trylock_spinning+0x19b/0x1f0 > [ 275.435076] hardirqs last disabled at (1938): [] console_trylock_spinning+0x14a/0x1f0 > [ 275.435082] softirqs last enabled at (1290): [] __do_softirq+0x50a/0x7d5 > [ 275.435087] softirqs last disabled at (1283): [] __irq_exit_rcu+0xe5/0x120 > [ 275.435093] ---[ end trace 88fd8120acef327d ]--- > [ 275.435126] ------------[ cut here ]------------ > [ 275.435130] WARNING: CPU: 3 PID: 3164 at net/mac80211/driver-ops.c:36 drv_stop+0x290/0x310 [mac80211] > [ 275.435197] Modules linked in: ath11k_pci ath11k mac80211 libarc4 cfg80211 qmi_helpers qrtr_mhi mhi qrtr ns mos7840 usbserial nvme nvme_core [last unloaded: mhi] > [ 275.435256] CPU: 3 PID: 3164 Comm: kworker/u16:20 Tainted: G W 5.15.0-rc1 #483 > [ 275.435261] Hardware name: Intel(R) Client Systems NUC8i7HVK/NUC8i7HVB, BIOS HNKBLi70.86A.0049.2018.0801.1601 08/01/2018 > [ 275.435265] Workqueue: events_unbound async_run_entry_fn > [ 275.435274] RIP: 0010:drv_stop+0x290/0x310 [mac80211] > [ 275.435339] Code: 80 3d 5f f1 29 00 00 75 e2 48 c7 c2 c0 29 7e c0 be 34 01 00 00 48 c7 c7 20 2a 7e c0 c6 05 43 f1 29 00 01 e8 af 64 16 e4 eb c1 <0f> 0b 5b 5d 41 5c 41 5d c3 0f 0b e9 d3 fd ff ff 48 89 ef e8 18 b2 > [ 275.435344] RSP: 0000:ffffc90002bc7790 EFLAGS: 00010246 > [ 275.435352] RAX: 0000000000000000 RBX: ffff888108900e20 RCX: 0000000000000001 > [ 275.435356] RDX: 0000000000000004 RSI: ffffffffa5a021a0 RDI: ffff888145778920 > [ 275.435360] RBP: ffff88810890169c R08: 0000000000000001 R09: ffffc90002bc757f > [ 275.435365] R10: ffffc90002bc77a8 R11: 0000000000000001 R12: dffffc0000000000 > [ 275.435369] R13: ffff888108900e20 R14: ffff888108901568 R15: 000000000000000f > [ 275.435373] FS: 0000000000000000(0000) GS:ffff888234e00000(0000) knlGS:0000000000000000 > [ 275.435378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > [ 275.435382] CR2: 0000000000000000 CR3: 0000000101148002 CR4: 00000000003706e0 > [ 275.435387] Call Trace: > [ 275.435394] ieee80211_do_stop+0x11dd/0x1a20 [mac80211] > [ 275.435472] ? mutex_lock_io_nested+0x1490/0x1490 > [ 275.435484] ? ieee80211_del_virtual_monitor+0x1a0/0x1a0 [mac80211] > [ 275.435551] ? mark_held_locks+0xa5/0xe0 > [ 275.435562] ? lockdep_hardirqs_on_prepare.part.0+0x19a/0x350 > [ 275.435569] ? __local_bh_enable_ip+0x9d/0xf0 > [ 275.435574] ? trace_hardirqs_on+0x1c/0x120 > [ 275.435590] ieee80211_stop+0xb2/0x230 [mac80211] > [ 275.435663] __dev_close_many+0x191/0x2a0 > [ 275.435670] ? netif_tx_stop_all_queues+0xf0/0xf0 > [ 275.435675] ? find_held_lock+0x33/0x110 > [ 275.435686] ? __lock_release+0x494/0xa40 > [ 275.435697] dev_close_many+0x1c5/0x540 > [ 275.435706] ? wait_for_completion_io+0x280/0x280 > [ 275.435713] ? dev_get_by_napi_id+0x110/0x110 > [ 275.435723] ? wiphy_resume+0x1a5/0x370 [cfg80211] > [ 275.435790] dev_close+0x132/0x1d0 > [ 275.435797] ? dev_xdp_attach.constprop.0+0x750/0x750 > [ 275.435813] cfg80211_shutdown_all_interfaces+0x71/0x180 [cfg80211] > [ 275.435876] wiphy_resume+0x1b2/0x370 [cfg80211] > [ 275.435935] ? trace_device_pm_callback_start+0x123/0x1b0 > [ 275.435944] ? trace_rdev_return_int+0x1a0/0x1a0 [cfg80211] > [ 275.436018] dpm_run_callback+0xf4/0x1b0 > [ 275.436026] ? trace_device_pm_callback_end+0x1a0/0x1a0 > [ 275.436035] ? device_links_read_unlock+0x1b/0x30 > [ 275.436041] ? dpm_wait_for_superior+0x256/0x430 > [ 275.436055] device_resume+0x3d5/0x980 > [ 275.436064] ? dpm_run_callback+0x1b0/0x1b0 > [ 275.436069] ? lockdep_hardirqs_on_prepare.part.0+0x19a/0x350 > [ 275.436076] ? ktime_get+0x214/0x2f0 > [ 275.436082] ? trace_hardirqs_on+0x1c/0x120 > [ 275.436089] ? recalibrate_cpu_khz+0x10/0x10 > [ 275.436100] ? device_resume+0x980/0x980 > [ 275.436106] async_resume+0x14/0x30 > [ 275.436112] async_run_entry_fn+0x90/0x4f0 > [ 275.436124] process_one_work+0x866/0x1460 > [ 275.436142] ? pwq_dec_nr_in_flight+0x230/0x230 > [ 275.436161] ? worker_thread+0x152/0x1010 > [ 275.436172] worker_thread+0x596/0x1010 > [ 275.436191] ? process_one_work+0x1460/0x1460 > [ 275.436201] kthread+0x322/0x3e0 > [ 275.436206] ? _raw_spin_unlock_irq+0x1f/0x30 > [ 275.436211] ? set_kthread_struct+0x100/0x100 > [ 275.436221] ret_from_fork+0x22/0x30 > [ 275.436244] irq event stamp: 2619 > [ 275.436248] hardirqs last enabled at (2627): [] console_trylock_spinning+0x19b/0x1f0 > [ 275.436254] hardirqs last disabled at (2634): [] console_trylock_spinning+0x14a/0x1f0 > [ 275.436260] softirqs last enabled at (1290): [] __do_softirq+0x50a/0x7d5 > [ 275.436266] softirqs last disabled at (1283): [] __irq_exit_rcu+0xe5/0x120 > [ 275.436271] ---[ end trace 88fd8120acef327e ]--- > [ 275.438124] PM: dpm_run_callback(): wiphy_resume+0x0/0x370 [cfg80211] returns -11 > [ 275.438194] ieee80211 phy0: PM: failed to resume async: error -11 > > -- > https://patchwork.kernel.org/project/linux-wireless/list/ > > https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches