[Bug 221256] On Boot - WARNING: kernel/irq/manage.c:1502 at __setup_irq+0x5bb/0x800, CPU#7: iio-sensor-prox/932

[bugzilla-daemon@kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=221256

AlainC (alain.cousinie@laposte.net) changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
     Kernel Version|                            |7.0
         Regression|No                          |Yes

--- Comment #4 from AlainC (alain.cousinie@laposte.net) ---
(In reply to Jonathan Cameron from comment #2)
> On Wed, 18 Mar 2026 10:10:29 +0000
> bugzilla-daemon@kernel.org wrote:
> 
> > https://bugzilla.kernel.org/show_bug.cgi?id=221256
> > 
> >             Bug ID: 221256
> >            Summary: On Boot - WARNING: kernel/irq/manage.c:1502 at
> >                     __setup_irq+0x5bb/0x800, CPU#7: iio-sensor-prox/932
> >            Product: Drivers
> >            Version: 2.5
> >           Hardware: Intel
> >                 OS: Linux
> >             Status: NEW
> >           Severity: high
> >           Priority: P3
> >          Component: IIO
> >           Assignee: drivers_iio@kernel-bugs.kernel.org
> >           Reporter: alain.cousinie@laposte.net
> >         Regression: No
> > 
> > Since the beginning of 7.0 rc1 to rc4, I have had a boot error.
> > (I recompile the kernel with each RC release)
> > 
> > [    7.425262] ------------[ cut here ]------------
> > [    7.425264] WARNING: kernel/irq/manage.c:1502 at
> __setup_irq+0x5bb/0x800,
> > CPU#7: iio-sensor-prox/932
> > [    7.425270] Modules linked in: bnep at24 ee1004 spd5118 nls_ascii
> > nls_cp437
> > vfat fat snd_ctl_led snd_soc_skl_hda_dsp(+) snd_soc_intel_sof_board_helpers
> > snd_sof_probes snd_soc_intel_hda_dsp_common snd_hda_codec_intelhdmi
> > snd_hda_codec_hdmi snd_hda_codec_alc269 snd_hda_codec_realtek_lib
> > snd_hda_scodec_component snd_hda_codec_generic snd_soc_dmic snd_hda_intel
> > snd_sof_pci_intel_mtl snd_sof_intel_hda_generic soundwire_intel
> > soundwire_generic_allocation snd_sof_intel_hda_sdw_bpt
> > snd_sof_intel_hda_common
> > snd_soc_hdac_hda snd_sof_intel_hda_mlink snd_sof_intel_hda
> soundwire_cadence
> > snd_sof_pci snd_sof_xtensa_dsp intel_uncore_frequency snd_soc_sdw_utils
> > intel_uncore_frequency_common x86_pkg_temp_thermal snd_sof intel_powerclamp
> > coretemp iwlmld snd_sof_utils snd_hda_ext_core kvm_intel snd_hda_codec
> > snd_hda_core mac80211 kvm snd_intel_dspcfg snd_hda_scodec_cs35l41_spi
> > regmap_spi snd_intel_sdw_acpi snd_soc_acpi_intel_match
> > snd_soc_acpi_intel_sdca_quirks snd_soc_acpi snd_hwdep crc8 soundwire_bus
> > snd_soc_sdca libarc4
> > [    7.425297]  intel_ipu6_isys snd_soc_core btusb videobuf2_dma_sg
> > hp_bioscfg(+) videobuf2_memops btmtk videobuf2_v4l2 btrtl irqbypass
> > mei_gsc_proxy iwlwifi videobuf2_common intel_rapl_msr ghash_clmulni_intel
> > snd_compress btbcm aesni_intel firmware_attributes_class ac97_bus btintel
> > snd_pcm_dmaengine snd_hda_scodec_cs35l41_i2c cfg80211 gf128mul
> > snd_hda_scodec_cs35l41 hp_wmi snd_pcm snd_soc_cs_amp_lib bluetooth spi_nor
> > hid_sensor_magn_3d hid_sensor_accel_3d hid_sensor_gyro_3d
> hid_sensor_rotation
> > snd_soc_cs35l41_lib hid_sensor_trigger wmi_bmof snd_timer cs_dsp
> > processor_thermal_device_pci hid_sensor_iio_common pcspkr mtd intel_vpu
> > ov08x40
> > industrialio_triggered_buffer processor_thermal_device kfifo_buf snd mei_me
> > industrialio v4l2_fwnode intel_skl_int3472_tps68470 tps68470_regulator
> > processor_thermal_wt_hint v4l2_async mei clk_tps68470 soundcore
> > drm_shmem_helper rfkill serial_multi_instantiate videodev
> > platform_temperature_control intel_pmc_core processor_thermal_soc_slider
> > platform_profile processor_thermal_rfim mc
> > [    7.425325]  processor_thermal_rapl intel_skl_int3472_discrete
> > intel_skl_int3472_common intel_rapl_common joydev processor_thermal_wt_req
> > pmt_telemetry intel_ipu6 processor_thermal_power_floor acpi_tad
> pmt_discovery
> > int3403_thermal processor_thermal_mbox intel_hid pmt_class ipu_bridge
> > int340x_thermal_zone sparse_keymap intel_pmc_ssram_telemetry
> soc_button_array
> > acpi_pad ac igen6_edac button evdev binfmt_misc parport_pc ppdev lp parport
> > i2c_dev msr nvme_fabrics efi_pstore nfnetlink efivarfs autofs4 uhci_hcd
> > ehci_pci ehci_hcd xe drm_ttm_helper drm_suballoc_helper gpu_sched drm_gpuvm
> > drm_exec configfs drm_gpusvm_helper hid_sensor_custom hid_sensor_hub usbhid
> > intel_ishtp_hid i915 hid_multitouch i2c_algo_bit drm_buddy ttm
> > drm_display_helper xhci_pci hid_generic xhci_hcd cec nvme i2c_hid_acpi
> > i2c_hid
> > rc_core nvme_core ucsi_acpi psmouse hid drm_client_lib typec_ucsi iTCO_wdt
> > drm_kms_helper intel_pmc_bxt typec watchdog video intel_ish_ipc roles
> > nvme_keyring serio_raw drm usbcore thunderbolt nvme_auth int3400_thermal
> > battery
> > [    7.425359]  intel_ishtp i2c_i801 wmi intel_lpss_pci hkdf
> acpi_thermal_rel
> > fan intel_lpss i2c_smbus usb_common intel_vsec idma64
> > [    7.425366] CPU: 7 UID: 0 PID: 932 Comm: iio-sensor-prox Not tainted
> > 7.0.0-rc4-meteor #1 PREEMPT(full) 
> > [    7.425368] Hardware name: HP HP Spectre x360 2-in-1 Laptop
> > 14-eu0xxx/8C15,
> > BIOS F.16 12/16/2025
> > [    7.425368] RIP: 0010:__setup_irq+0x5bb/0x800
> > [    7.425370] Code: 94 24 f0 00 00 00 e9 cb fe ff ff b8 01 00 00 00 48 c7
> c2
> > ff ff ff ff f3 48 0f bc d2 c4 e2 e9 f7 c0 49 89 47 48 e9 86 fd ff ff <0f>
> 0b
> > f6
> > c6 80 75 70 81 e2 00 00 01 00 0f 85 c5 fa ff ff 66 90 49
> > [    7.425371] RSP: 0018:ffffd1b2c740bb58 EFLAGS: 00010246
> > [    7.425373] RAX: 0000000000002000 RBX: ffff8d7942c91700 RCX:
> > 0000000000000000
> > [    7.425374] RDX: 0000000000000400 RSI: ffff8d7960d9ec00 RDI:
> > ffffffffc1876a80
> > [    7.425374] RBP: 00000000000000d2 R08: 0000000000000080 R09:
> > ffff8d7942c91700
> > [    7.425375] R10: 0000000000000000 R11: 0000000000000001 R12:
> > ffff8d7960d9ec00
> > [    7.425376] R13: ffff8d7960d9ec00 R14: 0000000000000400 R15:
> > ffff8d7942c91700
> > [    7.425377] FS:  00007f6716751980(0000) GS:ffff8d810f4e4000(0000)
> > knlGS:0000000000000000
> > [    7.425377] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> > [    7.425378] CR2: 00007fff3d530fd0 CR3: 00000001282b2005 CR4:
> > 0000000000f72ef0
> > [    7.425379] PKRU: 55555554
> > [    7.425380] Call Trace:
> > [    7.425381]  <TASK>
> > [    7.425382]  ? __kmalloc_cache_noprof+0x12f/0x4b0
> > [    7.425385]  ? request_threaded_irq+0x96/0x1a0
> > [    7.425389]  ? __pfx_iio_pollfunc_store_time+0x10/0x10 [industrialio]
> > [    7.425393]  request_threaded_irq+0xd9/0x1a0
> > [    7.425395]  iio_trigger_attach_poll_func+0xbe/0x1c0 [industrialio]
> > [    7.425398]  __iio_update_buffers+0xddd/0xed0 [industrialio]
> > [    7.425402]  enable_store+0x81/0xe0 [industrialio]
> > [    7.425405]  kernfs_fop_write_iter+0x149/0x200
> > [    7.425408]  vfs_write+0x363/0x530
> > [    7.425411]  __x64_sys_write+0x70/0xe0
> > [    7.425412]  do_syscall_64+0x118/0xd70
> > [    7.425416]  ? __x64_sys_openat+0xe9/0x230
> > [    7.425417]  ? do_syscall_64+0x118/0xd70
> > [    7.425418]  ? do_syscall_64+0x118/0xd70
> > [    7.425419]  ? do_syscall_64+0x118/0xd70
> > [    7.425420]  ? __sysvec_apic_timer_interrupt+0x58/0x140
> > [    7.425423]  ? irq_exit_rcu+0x41/0xe0
> > [    7.425425]  entry_SYSCALL_64_after_hwframe+0x76/0x7e
> > [    7.425427] RIP: 0033:0x7f6716b596be
> > [    7.425429] Code: 08 0f 85 15 47 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89
> ce
> > 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3>
> 90
> > 48
> > 83 ec 08 bf 01 00 00 00 e8 a2 e5 05 00 bf 01 00 00 00 89
> > [    7.425430] RSP: 002b:00007fff3d532238 EFLAGS: 00000246 ORIG_RAX:
> > 0000000000000001
> > [    7.425431] RAX: ffffffffffffffda RBX: 0000564c8378b310 RCX:
> > 00007f6716b596be
> > [    7.425432] RDX: 0000000000000001 RSI: 00007fff3d5323f0 RDI:
> > 0000000000000008
> > [    7.425432] RBP: 0000000000000001 R08: 0000000000000000 R09:
> > 0000000000000000
> > [    7.425433] R10: 0000000000000000 R11: 0000000000000246 R12:
> > 0000000000000001
> > [    7.425433] R13: 00007fff3d5323f0 R14: 0000000000000002 R15:
> > 0000000000000001
> > [    7.425434]  </TASK>
> > [    7.425435] ---[ end trace 0000000000000000 ]---
> 
> There are a number of fixes working their way upstream for warnings from
> the tightening up of parameter checks on the irq_request functions.
> 
> Bisection will tell you it was that change of checks rather than find
> the real problem.
> 
> https://lore.kernel.org/all/20260220224514.471348-1-srinivas.
> pandruvada@linux.intel.com/
> would be my guess for what was hit here.  That's in a pull request waiting
> for GregKH to pick up and send on to Linus.
> 
> It was an odd bit of usage. There was never actually an interrupt in use
> despite a handler being registered. That patch cleans that up whilst
> going through a dance to avoid an interface regressions. Took us a little
> while to figure out the necessary dance.
> 
> Jonathan
> 
> 
> 
> 
> >

(In reply to AlainC from comment #3)
> I'm sorry, but I didn't quite understand what you were saying.
> 
> I recompiled with the patch from 
> https://lore.kernel.org/all/20260220224514.471348-1-srinivas.
> pandruvada@linux.intel.com/
> And the result is positive; there are no more errors.
> 
> Alain

The bug has been present since version 7.0-rc1.
Versions 6.19, including 6.19.9, are not affected.

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