From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 75DBA257B for ; Sat, 20 Aug 2022 13:12:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1661001157; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=7VhMB/edU4vERK3Do90DKnVGq5f8j707WBGLkGieYoU=; b=IKrQMNN2ud3C6phYSMTbs+7grawufQkDiJPrdHN6IPj4faaUIPgCUedNBKNPNZHCGSkK7H mZazCRMuq1dYl9C2Ug/YLtjr1EsSava+JNRyU4RuJ/9PBaT76ZrSxsSVBR6nFvVxQRYVwA 2JAZCyZMCJWF4HCpkA9PoiMRSNnaCIM= Received: from mail-ed1-f72.google.com (mail-ed1-f72.google.com [209.85.208.72]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_128_GCM_SHA256) id us-mta-600-mM3P5sWQP_mPq5PkeRY9bA-1; Sat, 20 Aug 2022 09:12:35 -0400 X-MC-Unique: mM3P5sWQP_mPq5PkeRY9bA-1 Received: by mail-ed1-f72.google.com with SMTP id i5-20020a05640242c500b0043e50334109so4263177edc.1 for ; Sat, 20 Aug 2022 06:12:35 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:subject:to:from:content-language :user-agent:mime-version:date:message-id:x-gm-message-state:from:to :cc; bh=91nALG5AfLhriIdk7WJzwKwaahhW489PlGbx2JMSjNY=; b=mbloPWXJx0IFMsOkfSUt6iNGWVfdCF/IhMXwJHJg4UJXZrisuRS0XPn9rzIcPOwb2+ bOmC5+lVXAdwQO6SVgYtst45kqqsLxcnM2kgEWQoejKIDQz4vSX4kOuQlXMolOuqDNtq QVT5w29HOjFGAD2wptk1IcAt2iuz5qFjuaQ9wVS9XO3zqWhAnzMler1dO9ybG92T9Hgc 8lwexynL5txPpvA8tnBQ6Fx1RIRIdbRqlA8+0YdOZRmsN60bOel6wMWfpQ8dX/ZLMkGU EJgBbXUnV0Rve0er+IxLg0f38Ri7cIhLyctwsQNZjXamC1GCosgT/t7AWLDIJNchA0lf swBQ== X-Gm-Message-State: ACgBeo07JwcPLBPBKrWBmByx6PhecMqcmylGTZAnRbE5v01Lyouqja3f +yEuWaiUmS4162vLj1FohSeTRn1HfRYv/lz4UV0wM5HNYm4BIqMI0YYbx62CpSaujdYxlwuvxBY 1M0yQ0eQgLpuJShaVnZrw/zs= X-Received: by 2002:a17:907:2d8a:b0:730:6880:c396 with SMTP id gt10-20020a1709072d8a00b007306880c396mr7638975ejc.192.1661001154365; Sat, 20 Aug 2022 06:12:34 -0700 (PDT) X-Google-Smtp-Source: AA6agR76ml7N9Lsh1/L2YB4QmKVzYMD64l3OR59sClDnMmuUbJNOjRY5/7e7Rpt4qc7m3NjPGk4kZQ== X-Received: by 2002:a17:907:2d8a:b0:730:6880:c396 with SMTP id gt10-20020a1709072d8a00b007306880c396mr7638963ejc.192.1661001154108; Sat, 20 Aug 2022 06:12:34 -0700 (PDT) Received: from ?IPV6:2001:1c00:c1e:bf00:d69d:5353:dba5:ee81? (2001-1c00-0c1e-bf00-d69d-5353-dba5-ee81.cable.dynamic.v6.ziggo.nl. [2001:1c00:c1e:bf00:d69d:5353:dba5:ee81]) by smtp.gmail.com with ESMTPSA id ss2-20020a170907c00200b0072f42ca292bsm3476200ejc.129.2022.08.20.06.12.33 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 20 Aug 2022 06:12:33 -0700 (PDT) Message-ID: <498d714c-76be-9d04-26db-a1206878de5e@redhat.com> Date: Sat, 20 Aug 2022 15:12:33 +0200 Precedence: bulk X-Mailing-List: regressions@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.12.0 From: Hans de Goede To: Gregory Greenman , linux-wireless , "regressions@lists.linux.dev" Subject: New 6.1 net/mac80211/rx.c warning with iwlwifi / Ultimate-N 6300 wifi X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Hi All, While testing 6.0-rc1 on a Dell Latitude E6430 with: 03:00.0 Network controller: Intel Corporation Centrino Ultimate-N 6300 (rev= 35) wifi, I noticed the following WARN()/backtrace: [ 563.888583] ------------[ cut here ]------------ [ 563.889447] WARNING: CPU: 0 PID: 0 at net/mac80211/rx.c:3993 ieee80211_r= x_handlers+0x230/0x2a70 [mac80211] [ 563.890463] Modules linked in: snd_seq_dummy snd_hrtimer rfcomm btusb bn= ep intel_rapl_msr ppdev at24 mei_wdt mei_pxp mei_hdcp iTCO_wdt intel_pmc_bx= t iTCO_vendor_support dell_laptop intel_rapl_common dell_smm_hwmon x86_pkg_= temp_thermal intel_powerclamp coretemp kvm_intel vfat fat kvm irqbypass crc= t10dif_pclmul crc32_pclmul ghash_clmulni_intel rapl intel_cstate intel_unco= re btrtl btbcm btintel btmtk uvcvideo bluetooth dell_wmi videobuf2_vmalloc = videobuf2_memops dell_smbios videobuf2_v4l2 dcdbas option joydev videobuf2_= common usb_wwan iwldvm dell_wmi_descriptor sparse_keymap wmi_bmof ecdh_gene= ric videodev mac80211 mc pcspkr libarc4 iwlwifi iwlmei cfg80211 snd_hda_cod= ec_idt snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi snd_hda_intel= parport_pc parport snd_intel_dspcfg dell_smo8800 snd_intel_sdw_acpi i915 s= nd_hda_codec dell_rbtn snd_seq rfkill snd_hda_core snd_seq_device snd_hwdep= snd_pcm i2c_i801 i2c_smbus lpc_ich e1000e snd_timer snd drm_buddy mei_me s= oundcore mei ip_tables [ 563.890692] nouveau crc32c_intel usb_storage sdhci_pci cqhci sdhci mmc_= core serio_raw drm_ttm_helper ttm mxm_wmi drm_display_helper cec video wmi = i2c_dev fuse [last unloaded: btusb] [ 563.893158] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G W 6= .0.0-rc1+ #99 [ 563.893633] Hardware name: Dell Inc. Latitude E6430/0H3MT5, BIOS A21 05/= 08/2017 [ 563.894099] RIP: 0010:ieee80211_rx_handlers+0x230/0x2a70 [mac80211] [ 563.894620] Code: 00 00 84 c0 0f 84 a4 05 00 00 48 8b 43 18 41 8b 57 70 = 49 8b b7 d0 00 00 00 48 8b b8 08 09 00 00 e8 e5 e3 ed ff e9 12 06 00 00 <0f= > 0b 44 89 f6 48 89 df e8 83 f1 ff ff 48 8b 45 00 48 39 c5 74 09 [ 563.895665] RSP: 0018:ffffb7cc40003cd0 EFLAGS: 00010246 [ 563.896203] RAX: ffff95ea229e0f00 RBX: ffffb7cc40003da0 RCX: ffff95e886f= 5ab00 [ 563.896759] RDX: ffffb7cc40003df0 RSI: 0000000000000028 RDI: ffff95e884f= 61688 [ 563.897312] RBP: ffffb7cc40003df0 R08: 0000000000000001 R09: 00000000000= 00000 [ 563.897871] R10: ffff95e88396a580 R11: 0000000000000001 R12: 00000000000= 00000 [ 563.898422] R13: ffffb7cc40003df0 R14: 0000000000000002 R15: ffff95e889a= 17200 [ 563.898975] FS: 0000000000000000(0000) GS:ffff95ea24200000(0000) knlGS:= 0000000000000000 [ 563.899559] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 563.900132] CR2: 00007f27e270c000 CR3: 00000000b4c26003 CR4: 00000000001= 706f0 [ 563.900731] Call Trace: [ 563.901319] [ 563.901915] ? rcu_read_lock_sched_held+0x10/0x80 [ 563.902530] ? lock_release+0x1ef/0x2d0 [ 563.903128] ? rcu_read_lock_sched_held+0x10/0x80 [ 563.903755] ? lock_acquire+0x255/0x2b0 [ 563.904368] ? rcu_read_lock_sched_held+0x10/0x80 [ 563.904994] ? lock_release+0x1ef/0x2d0 [ 563.905637] ? ieee80211_sta_reorder_release.isra.0+0x2ea/0x380 [mac8021= 1] [ 563.906308] ieee80211_release_reorder_timeout+0x129/0x1a0 [mac80211] [ 563.906997] ? lock_acquire+0x255/0x2b0 [ 563.907667] ? lock_acquire+0x255/0x2b0 [ 563.908318] ? perf_event_task_tick+0x7d/0x430 [ 563.908980] ? sta_rx_agg_session_timer_expired+0x70/0x70 [mac80211] [ 563.909694] ? sta_rx_agg_session_timer_expired+0x70/0x70 [mac80211] [ 563.910396] sta_rx_agg_reorder_timer_expired+0x45/0xd0 [mac80211] [ 563.911107] call_timer_fn+0x95/0x2a0 [ 563.911810] __run_timers.part.0+0x1cd/0x2b0 [ 563.912507] ? lock_release+0x1ef/0x2d0 [ 563.913192] ? sched_clock_cpu+0xb/0xc0 [ 563.913904] run_timer_softirq+0x31/0x70 [ 563.914623] __do_softirq+0xf5/0x54d [ 563.915317] __irq_exit_rcu+0xed/0x160 [ 563.916015] irq_exit_rcu+0xa/0x30 [ 563.916720] sysvec_apic_timer_interrupt+0x9e/0xc0 [ 563.917406] [ 563.918084] [ 563.918766] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 563.919430] RIP: 0010:cpuidle_enter_state+0xeb/0x320 [ 563.920091] Code: 1b e2 5e ff 45 84 ff 74 16 9c 58 0f 1f 40 00 f6 c4 02 = 0f 85 05 02 00 00 31 ff e8 20 8a 66 ff e8 8b cc 6d ff fb 0f 1f 44 00 00 <45= > 85 ed 0f 88 e2 00 00 00 49 63 cd 4c 89 f2 48 8d 04 49 48 8d 04 [ 563.921504] RSP: 0018:ffffffffa3c03e50 EFLAGS: 00000246 [ 563.922221] RAX: 0000000080000001 RBX: ffffd7cc3fc02d80 RCX: 00000000000= 00000 [ 563.922963] RDX: 000000834a5f9154 RSI: ffffffffa38b0b6c RDI: ffffffffa2b= 689d5 [ 563.923710] RBP: 0000000000000005 R08: 0000000000000000 R09: 00000000000= 00000 [ 563.924422] R10: 0000000000000000 R11: 00000000000008ae R12: ffffffffa3e= c8040 [ 563.925125] R13: 0000000000000005 R14: 000000834a5f9154 R15: 00000000000= 00000 [ 563.925836] ? cpuidle_enter_state+0xe5/0x320 [ 563.926526] cpuidle_enter+0x29/0x40 [ 563.927174] do_idle+0x202/0x290 [ 563.927836] cpu_startup_entry+0x19/0x20 [ 563.928466] rest_init+0xeb/0x170 [ 563.929080] arch_call_rest_init+0xa/0x14 [ 563.929708] start_kernel+0x97f/0x993 [ 563.930310] secondary_startup_64_no_verify+0xe5/0xeb [ 563.930885] [ 563.931396] irq event stamp: 484676 [ 563.931909] hardirqs last enabled at (484675): [] tic= k_nohz_idle_exit+0x6d/0x140 [ 563.932430] hardirqs last disabled at (484676): [] __s= chedule+0xdd3/0x1670 [ 563.932951] softirqs last enabled at (484598): [] __i= rq_exit_rcu+0xed/0x160 [ 563.933474] softirqs last disabled at (484591): [] __i= rq_exit_rcu+0xed/0x160 [ 563.933996] ---[ end trace 0000000000000000 ]--- FWIW this happened some time after a suspend/resume, but I don't think it is actually suspend/resume related. Regards, Hans