RIP: 0010:__ieee80211_scan_completed+0x2ba/0x2d0 [mac80211]

[Ionut Nechita]

Hi Ubuntu Team,

I notice this today when using 5.15.0-1043-intel-iotg version:

 ieee80211 phy0: Hardware restart was requested
 ------------[ cut here ]------------
 WARNING: CPU: 10 PID: 25430 at net/mac80211/scan.c:436 __ieee80211_scan_completed+0x2ba/0x2d0 [mac80211]
 Modules linked in: cpuid rfcomm ccm cmac algif_hash algif_skcipher af_alg snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic bnep intel_rapl_msr intel_rapl_common intel_tcc_cooling binfmt_misc x86_pkg_temp_thermal intel_powerclamp snd_sof_pci_intel>
  cmdlinepart ttm uvcvideo(OE) mei_hdcp kfifo_buf tps6598x rapl bluetooth drm_kms_helper videobuf2_vmalloc snd_timer spi_nor hid_sensor_iio_common typec nls_iso8859_1 videobuf2_memops intel_cstate wmi_bmof industrialio videobuf2_v4l2 cfg80211 mtd snd videobuf2_>
 CPU: 10 PID: 25430 Comm: kworker/u32:5 Tainted: G OE 5.15.0-1043-intel-iotg #49-Ubuntu
 Hardware name: Intel(R) Client Systems NUC12WSKi7/NUC12WSBi7, BIOS WSADL357.0088.2023.0505.1623 05/05/2023
 Workqueue: phy0 ieee80211_scan_work [mac80211]
 RIP: 0010:__ieee80211_scan_completed+0x2ba/0x2d0 [mac80211]
 Code: 0f a3 05 69 7f 28 dd 0f 83 32 ff ff ff 48 8b 05 9c 29 0e 00 48 85 c0 74 0c 48 8b 78 08 4c 89 e6 e8 5b 27 04 00 e9 15 ff ff ff <0f> 0b 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc 90
 RSP: 0018:ffff977ec35cbdd0 EFLAGS: 00010246
 RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff8c2980051020
 RDX: ffff8c29814ccd40 RSI: 0000000000000001 RDI: ffff8c2986c78820
 RBP: ffff977ec35cbe00 R08: ffff8c29902dc2b0 R09: 0000000000000000
 R10: 0000000000000005 R11: 0000000000000000 R12: ffff8c2986c78820
 R13: ffff8c2986c79ab8 R14: 0000000000000000 R15: 0000000000000001
 FS: 0000000000000000(0000) GS:ffff8c2d07880000(0000) knlGS:0000000000000000
 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 CR2: 00007fa91c2fb140 CR3: 0000000246362000 CR4: 0000000000750ee0
 PKRU: 55555554
 Call Trace:
  <TASK>
  ? show_trace_log_lvl+0x1d6/0x2ea
  ? show_trace_log_lvl+0x1d6/0x2ea
  ? ieee80211_scan_work+0x161/0x660 [mac80211]
  ? show_regs.part.0+0x23/0x29
  ? show_regs.cold+0x8/0xd
  ? __ieee80211_scan_completed+0x2ba/0x2d0 [mac80211]
  ? __warn+0x8c/0x100
  ? __ieee80211_scan_completed+0x2ba/0x2d0 [mac80211]
  ? report_bug+0xa4/0xd0
  ? handle_bug+0x39/0x90
  ? exc_invalid_op+0x19/0x70
  ? asm_exc_invalid_op+0x1b/0x20
  ? __ieee80211_scan_completed+0x2ba/0x2d0 [mac80211]
  ieee80211_scan_work+0x161/0x660 [mac80211]
  ? finish_task_switch.isra.0+0x7e/0x280
  process_one_work+0x228/0x3d0
  worker_thread+0x53/0x420
  ? process_one_work+0x3d0/0x3d0
  kthread+0x127/0x150
  ? set_kthread_struct+0x50/0x50
  ret_from_fork+0x1f/0x30
  </TASK>
 ---[ end trace aafb2113ef5ea025 ]---
 iwlwifi 0000:00:14.3: Master Disable Timed Out, 100 usec

Firmware files for iwlwifi in /lib/firmware:
ls -l /lib/firmware/iwlwifi-so-a0-gf-a0-*
-rw-r--r-- 1 root root 1515812 aug 15 12:07 /lib/firmware/iwlwifi-so-a0-gf-a0-64.ucode
-rw-r--r-- 1 root root 1524432 aug 15 12:07 /lib/firmware/iwlwifi-so-a0-gf-a0-67.ucode
-rw-r--r-- 1 root root 1533812 aug 15 12:07 /lib/firmware/iwlwifi-so-a0-gf-a0-68.ucode
-rw-r--r-- 1 root root 1550124 aug 15 12:07 /lib/firmware/iwlwifi-so-a0-gf-a0-71.ucode
-rw-r--r-- 1 root root 1560532 aug 15 12:07 /lib/firmware/iwlwifi-so-a0-gf-a0-72.ucode
-rw-r--r-- 1 root root 1563692 aug 15 12:07 /lib/firmware/iwlwifi-so-a0-gf-a0-73.ucode
-rw-r--r-- 1 root root 1577460 aug 15 12:07 /lib/firmware/iwlwifi-so-a0-gf-a0-74.ucode
-rw-r--r-- 1 root root 1641260 aug 15 12:07 /lib/firmware/iwlwifi-so-a0-gf-a0-77.ucode
-rw-r--r-- 1 root root 1667236 aug 15 12:07 /lib/firmware/iwlwifi-so-a0-gf-a0-78.ucode
-rw-r--r-- 1 root root 1672988 aug 15 12:07 /lib/firmware/iwlwifi-so-a0-gf-a0-79.ucode

Wifi Adapter:
lspci -vv -s 00:14.3
[sudo] password for inechita:
00:14.3 Network controller: Intel Corporation Alder Lake-P PCH CNVi WiFi (rev 01)
        DeviceName: Onboard - Ethernet
        Subsystem: Intel Corporation Device 0090
        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, Cache Line Size: 64 bytes
        Interrupt: pin A routed to IRQ 16
        IOMMU group: 9
        Region 0: Memory at 603d1ac000 (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 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

Devices:
00:00.0 Host bridge: Intel Corporation Device 4621 (rev 02)
00:02.0 VGA compatible controller: Intel Corporation Alder Lake-P Integrated Graphics Controller (rev 0c)
00:06.0 PCI bridge: Intel Corporation 12th Gen Core Processor PCI Express x4 Controller #0 (rev 02)
00:07.0 PCI bridge: Intel Corporation Alder Lake-P Thunderbolt 4 PCI Express Root Port #0 (rev 02)
00:07.2 PCI bridge: Intel Corporation Alder Lake-P Thunderbolt 4 PCI Express Root Port #2 (rev 02)
00:08.0 System peripheral: Intel Corporation 12th Gen Core Processor Gaussian & Neural Accelerator (rev 02)
00:0a.0 Signal processing controller: Intel Corporation Platform Monitoring Technology (rev 01)
00:0d.0 USB controller: Intel Corporation Alder Lake-P Thunderbolt 4 USB Controller (rev 02)
00:0d.2 USB controller: Intel Corporation Alder Lake-P Thunderbolt 4 NHI #0 (rev 02)
00:0d.3 USB controller: Intel Corporation Alder Lake-P Thunderbolt 4 NHI #1 (rev 02)
00:14.0 USB controller: Intel Corporation Alder Lake PCH USB 3.2 xHCI Host Controller (rev 01)
00:14.2 RAM memory: Intel Corporation Alder Lake PCH Shared SRAM (rev 01)
00:14.3 Network controller: Intel Corporation Alder Lake-P PCH CNVi WiFi (rev 01)
00:15.0 Serial bus controller: Intel Corporation Alder Lake PCH Serial IO I2C Controller #0 (rev 01)
00:15.1 Serial bus controller: Intel Corporation Alder Lake PCH Serial IO I2C Controller #1 (rev 01)
00:16.0 Communication controller: Intel Corporation Alder Lake PCH HECI Controller (rev 01)
00:17.0 SATA controller: Intel Corporation Alder Lake-P SATA AHCI Controller (rev 01)
00:1d.0 PCI bridge: Intel Corporation Device 51b0 (rev 01)
00:1f.0 ISA bridge: Intel Corporation Alder Lake PCH eSPI Controller (rev 01)
00:1f.3 Multimedia audio controller: Intel Corporation Alder Lake PCH-P High Definition Audio Controller (rev 01)
00:1f.4 SMBus: Intel Corporation Alder Lake PCH-P SMBus Host Controller (rev 01)
00:1f.5 Serial bus controller: Intel Corporation Alder Lake-P PCH SPI Controller (rev 01)
01:00.0 Non-Volatile memory controller: Samsung Electronics Co Ltd NVMe SSD Controller PM9A1/PM9A3/980PRO
64:00.0 Ethernet controller: Intel Corporation Ethernet Controller I225-V (rev 03)

CPU:
12th Gen Intel(R) Core(TM) i7-1260P - ADL-P

Linux firmware:
20220329.git681281e4-0ubuntu3.18