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From:   Chris Murphy <lists@colorremedies.com>
Date:   Sat, 31 Jul 2021 01:01:43 -0600
Message-ID: <CAJCQCtSXJ5qA4bqSPY=oLRMbv-irihVvP7A2uGutEbXQVkoNaw@mail.gmail.com>
Subject: 5.14-rc3 lockdep warning, iwlwifi 9560
To:     linux-wireless <linux-wireless@vger.kernel.org>
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[    8.353133] iwlwifi 0000:00:14.3: loaded firmware version
46.6b541b68.0 9000-pu-b0-jf-b0-46.ucode op_mode iwlmvm
...
[    8.737865] iwlwifi 0000:00:14.3: Detected Intel(R) Wireless-AC
9560 160MHz, REV=0x318
...
[   17.384143] ======================================================
[   17.384144] WARNING: possible circular locking dependency detected
[   17.384146] 5.14.0-0.rc3.29.fc35.x86_64+debug #1 Not tainted
[   17.384147] ------------------------------------------------------
[   17.384148] kworker/u16:8/554 is trying to acquire lock:
[   17.384149] ffff91e2af7d80e8 (&sta->rate_ctrl_lock){+.-.}-{2:2},
at: rate_control_get_rate+0xc0/0x140 [mac80211]
[   17.384197]
               but task is already holding lock:
[   17.384198] ffff91e2af7d8130 (&sta->lock){+.-.}-{2:2}, at:
ieee80211_stop_tx_ba_cb+0x2e/0x1e0 [mac80211]
[   17.384229]

dmesg:
https://drive.google.com/file/d/1A5aZNMf_qXFU6arthGyu_FEIYV08V7wv/view?usp=sharing

lspci -vvnn
00:14.3 Network controller [0280]: Intel Corporation Cannon Point-LP
CNVi [Wireless-AC] [8086:9df0] (rev 11)
    Subsystem: Intel Corporation Device [8086:0030]
    Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx+
    Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
    Latency: 0
    Interrupt: pin A routed to IRQ 16
    IOMMU group: 6
    Region 0: Memory at ea238000 (64-bit, non-prefetchable) [size=16K]
    Capabilities: [c8] Power Management version 3
        Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA
PME(D0+,D1-,D2-,D3hot+,D3cold+)
        Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
    Capabilities: [d0] MSI: Enable- Count=1/1 Maskable- 64bit+
        Address: 0000000000000000  Data: 0000
    Capabilities: [40] Express (v2) Root Complex Integrated Endpoint, MSI 00
        DevCap:    MaxPayload 128 bytes, PhantFunc 0
            ExtTag- RBE- FLReset+
        DevCtl:    CorrErr- NonFatalErr- FatalErr- UnsupReq-
            RlxdOrd+ ExtTag- PhantFunc- AuxPwr+ NoSnoop+ FLReset-
            MaxPayload 128 bytes, MaxReadReq 128 bytes
        DevSta:    CorrErr- NonFatalErr- FatalErr- UnsupReq- AuxPwr+ TransPend-
        DevCap2: Completion Timeout: Range B, TimeoutDis+ NROPrPrP- LTR+
             10BitTagComp- 10BitTagReq- OBFF Via WAKE#, ExtFmt- EETLPPrefix-
             EmergencyPowerReduction Not Supported, EmergencyPowerReductionInit-
             FRS-
             AtomicOpsCap: 32bit- 64bit- 128bitCAS-
        DevCtl2: Completion Timeout: 16ms to 55ms, TimeoutDis- LTR+
OBFF Disabled,
             AtomicOpsCtl: ReqEn-
    Capabilities: [80] MSI-X: Enable+ Count=16 Masked-
        Vector table: BAR=0 offset=00002000
        PBA: BAR=0 offset=00003000
    Capabilities: [100 v0] Null
    Capabilities: [14c v1] Latency Tolerance Reporting
        Max snoop latency: 0ns
        Max no snoop latency: 0ns
    Capabilities: [164 v1] Vendor Specific Information: ID=0010 Rev=0
Len=014 <?>
    Kernel driver in use: iwlwifi
    Kernel modules: iwlwifi


-- 
Chris Murphy