Re: WARNING: CPU: 0 PID: 2623 at drivers/pnp/pnpacpi/core.c:96 pnpacpi_set_resource

[Vinson Lee]

On Sun, Jul 27, 2014 at 2:01 AM, Vinson Lee <vlee@xxxxxxxxxxxxxxxx> wrote:
> On Fri, Jul 25, 2014 at 4:15 PM, Vinson Lee <vlee@xxxxxxxxxxxxxxxx> wrote:
>> On Thu, May 29, 2014 at 4:14 AM, Rafael J. Wysocki <rjw@xxxxxxxxxxxxx> wrote:
>>> On Thursday, May 29, 2014 10:41:43 AM Zdenek Kabelac wrote:
>>>> Hi
>>>>
>>>>
>>>> I've noticed this message in my dmesg:
>>>> (Possibly related to this commit?:
>>>> a8d22396302b7e4e5f0a594c1c1594388c29edaf)
>>>
>>> Well, does reverting that commit make the warning go away?
>>>
>>> Rafael
>>>
>>>
>>>> (My vanilla git commit number for my kernel:
>>>> cd79bde29f00a346eec3fe17c1c5073c37ed95e7)
>>>>
>>>> Zdenek
>>>>
>>>>
>>>> [ 2174.058615] ata5: port disabled--ignoring
>>>> [ 2174.059460] sd 0:0:0:0: [sda] Starting disk
>>>> [ 2174.076342] ------------[ cut here ]------------
>>>> [ 2174.076350] WARNING: CPU: 0 PID: 2623 at drivers/pnp/pnpacpi/core.c:96
>>>> pnpacpi_set_resources+0x14f/0x160()
>>>> [ 2174.076412] Modules linked in: dm_raid raid456 async_raid6_recov
>>>> async_memcpy async_pq async_xor async_tx raid1 raid10 dm_mod md_mod xor
>>>> raid6_pq i915 i2c_algo_bit drm_kms_helper drm xt_CHECKSUM iptable_mangle
>>>> ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4
>>>> xt_conntrack nf_conntrack ipt_REJECT xt_tcpudp iptable_filter ip_tables
>>>> x_tables tun bridge stp llc ipv6 hid_generic usbhid hid snd_hda_codec_analog
>>>> snd_hda_codec_generic iTCO_wdt iTCO_vendor_support coretemp kvm_intel kvm
>>>> microcode psmouse serio_raw i2c_i801 i2c_core arc4 lpc_ich mfd_core r852
>>>> iwl3945 sm_common nand r592 nand_ecc nand_ids iwlegacy mtd memstick mac80211
>>>> sdhci_pci pcmcia sdhci snd_hda_intel mmc_core snd_hda_controller snd_hda_codec
>>>> snd_hwdep snd_seq snd_seq_device snd_pcm cfg80211 e1000e ptp snd_timer
>>>> [ 2174.076433]  pps_core wmi thinkpad_acpi nvram snd soundcore evdev nfsd
>>>> auth_rpcgss oid_registry nfs_acl lockd binfmt_misc loop sunrpc uhci_hcd sr_mod
>>>> cdrom yenta_socket ehci_pci ehci_hcd usbcore usb_common video backlight autofs4
>>>> [ 2174.076436] CPU: 0 PID: 2623 Comm: systemd-sleep Not tainted
>>>> 3.15.0-rc7-00044-g887210a #209
>>>> [ 2174.076437] Hardware name: LENOVO 6464CTO/6464CTO, BIOS 7LETC9WW (2.29 )
>>>> 03/18/2011
>>>> [ 2174.076440]  0000000000000009 ffff880095d55c40 ffffffff815db694
>>>> 0000000000000000
>>>> [ 2174.076444]  ffff880095d55c78 ffffffff8104e78d 0000000000000000
>>>> ffff880136c3cd98
>>>> [ 2174.076447]  ffff8800bac2b000 ffffffff8180cb5a 0000000000000000
>>>> ffff880095d55c88
>>>> [ 2174.076448] Call Trace:
>>>> [ 2174.076453]  [<ffffffff815db694>] dump_stack+0x4e/0x7a
>>>> [ 2174.076643]  [<ffffffff8104e78d>] warn_slowpath_common+0x7d/0xa0
>>>> [ 2174.076646]  [<ffffffff8104e86a>] warn_slowpath_null+0x1a/0x20
>>>> [ 2174.076648]  [<ffffffff814046cf>] pnpacpi_set_resources+0x14f/0x160
>>>> [ 2174.076651]  [<ffffffff81401db2>] pnp_start_dev+0x42/0x80
>>>> [ 2174.076655]  [<ffffffff81400858>] pnp_bus_resume+0x88/0xa0
>>>> [ 2174.076658]  [<ffffffff814007d0>] ? pnp_bus_suspend+0x20/0x20
>>>> [ 2174.076662]  [<ffffffff8145e919>] dpm_run_callback+0x49/0xa0
>>>> [ 2174.076664]  [<ffffffff8145ec18>] device_resume+0xc8/0x1f0
>>>> [ 2174.076667]  [<ffffffff81460639>] dpm_resume+0x119/0x250
>>>> [ 2174.076670]  [<ffffffff814609b1>] dpm_resume_end+0x11/0x20
>>>> [ 2174.076673]  [<ffffffff810b4b0f>] suspend_devices_and_enter+0xff/0x680
>>>> [ 2174.076676]  [<ffffffff810b5277>] pm_suspend+0x1e7/0x2a0
>>>> [ 2174.076678]  [<ffffffff810b3c2c>] state_store+0x7c/0xf0
>>>> [ 2174.076683]  [<ffffffff81359f2f>] kobj_attr_store+0xf/0x20
>>>> [ 2174.076686]  [<ffffffff8124b1b5>] sysfs_kf_write+0x45/0x60
>>>> [ 2174.076690]  [<ffffffff8124a4d9>] kernfs_fop_write+0xf9/0x180
>>>> [ 2174.076694]  [<ffffffff811c66bd>] vfs_write+0xbd/0x1e0
>>>> [ 2174.076696]  [<ffffffff811c7249>] SyS_write+0x49/0xb0
>>>> [ 2174.076700]  [<ffffffff815ecbd6>] system_call_fastpath+0x1a/0x1f
>>>> [ 2174.081587] ---[ end trace 32ffe1e61f685f01 ]---
>>>> [ 2174.082221] serial 00:09: activated
>>>> [ 2174.233290] thinkpad_acpi: ACPI backlight control delay disabled
>>>> [ 2174.323685] ata4.00: ACPI cmd ef/03:42:00:00:00:a0 (SET FEATURES) filtered out
>>>> [ 2174.323688] ata4.00: ACPI cmd ef/03:0c:00:00:00:a0 (SET FEATURES) filtered out
>>>> [ 2174.324671] ata4.00: ACPI cmd e3/00:79:00:00:00:a0 (IDLE) succeeded
>>>> [ 2174.325651] ata4.00: ACPI cmd e3/00:01:00:00:00:a0 (IDLE) succeeded
>>>> [ 2174.345266] ata4.00: configured for UDMA/33
>>>> --
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>>>> Please read the FAQ at  http://www.tux.org/lkml/
>>>
>>> --
>>> I speak only for myself.
>>> Rafael J. Wysocki, Intel Open Source Technology Center.
>>> --
>>> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
>>> the body of a message to majordomo@xxxxxxxxxxxxxxx
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>>> Please read the FAQ at  http://www.tux.org/lkml/
>>
>>
>> Hi.
>>
>> I hit a similar stack trace with 3.14.8.
>>
>> ------------[ cut here ]------------
>>  WARNING: CPU: 23 PID: 1 at drivers/pnp/pnpacpi/core.c:96
>> pnpacpi_set_resources+0x9a/0x134()
>>  Modules linked in:
>>  CPU: 23 PID: 1 Comm: swapper/0 Not tainted 3.14.8 #1
>>   0000000000000000 ffff881fd29f5c78 ffffffff814e27e5 0000000000000000
>>   ffff881fd29f5cb0 ffffffff8105c4b1 ffffffff812f32f3 0000000000000000
>>   ffff883fd1f0a800 ffff881fff047348 0000000000000000 ffff881fd29f5cc0
>>  Call Trace:
>>   [<ffffffff814e27e5>] dump_stack+0x45/0x56
>>   [<ffffffff8105c4b1>] warn_slowpath_common+0x7f/0x98
>>   [<ffffffff812f32f3>] ? pnpacpi_set_resources+0x9a/0x134
>>   [<ffffffff8105c578>] warn_slowpath_null+0x1a/0x1c
>>   [<ffffffff812f32f3>] pnpacpi_set_resources+0x9a/0x134
>>   [<ffffffff812f1264>] pnp_start_dev+0x3d/0x76
>>   [<ffffffff812f189d>] pnp_activate_dev+0x29/0x44
>>   [<ffffffff812f0406>] pnp_device_probe+0x47/0xa6
>>   [<ffffffff81333e20>] driver_probe_device+0x120/0x2f2
>>   [<ffffffff8133408c>] __driver_attach+0x5d/0x7f
>>   [<ffffffff8133402f>] ? __device_attach+0x3d/0x3d
>>   [<ffffffff81332248>] bus_for_each_dev+0x7b/0x85
>>   [<ffffffff81333852>] driver_attach+0x1e/0x20
>>   [<ffffffff813334a6>] bus_add_driver+0x12f/0x1f9
>>   [<ffffffff81334614>] driver_register+0x8e/0xca
>>   [<ffffffff812f0299>] pnp_register_driver+0x21/0x23
>>   [<ffffffff813169b6>] serial8250_pnp_init+0x15/0x17
>>   [<ffffffff81b39d3c>] serial8250_init+0x60/0x143
>>   [<ffffffff81b39cdc>] ? serial8250_console_init+0x19/0x19
>>   [<ffffffff810002d2>] do_one_initcall+0xa4/0x12a
>>   [<ffffffff810758b1>] ? parse_args+0x258/0x331
>>   [<ffffffff81afcea2>] kernel_init_freeable+0x16f/0x1f4
>>   [<ffffffff81afc719>] ? do_early_param+0x88/0x88
>>   [<ffffffff814d47b5>] ? rest_init+0x79/0x79
>>   [<ffffffff814d47c3>] kernel_init+0xe/0xdf
>>   [<ffffffff814ee0ec>] ret_from_fork+0x7c/0xb0
>>   [<ffffffff814d47b5>] ? rest_init+0x79/0x79
>>  ---[ end trace 9cf08771a70bd5a1 ]â
>>
>>
>> Cheers,
>> Vinson
>
> Hi.
>
> Reverting "PNP / ACPI: Do not return errors if _DIS or _SRS are not
> present" does not make the warning go away.
>
> The warning also occurs with kernel 3.16-rc6.
>
> ------------[ cut here ]------------
>  WARNING: CPU: 23 PID: 1 at drivers/pnp/pnpacpi/core.c:76
> pnpacpi_set_resources+0x9a/0x134()
>  Modules linked in:
>  CPU: 23 PID: 1 Comm: swapper/0 Not tainted 3.16.0-rc6 #1
>   0000000000000000 ffff8808541efc78 ffffffff814facfd 0000000000000000
>   ffff8808541efcb0 ffffffff8105f229 ffffffff81302487 0000000000000000
>   ffff8810530e8000 ffff88085f450e60 0000000000000000 ffff8808541efcc0
>  Call Trace:
>   [<ffffffff814facfd>] dump_stack+0x45/0x56
>   [<ffffffff8105f229>] warn_slowpath_common+0x7f/0x98
>   [<ffffffff81302487>] ? pnpacpi_set_resources+0x9a/0x134
>   [<ffffffff8105f2f0>] warn_slowpath_null+0x1a/0x1c
>   [<ffffffff81302487>] pnpacpi_set_resources+0x9a/0x134
>   [<ffffffff8130029c>] pnp_start_dev+0x3d/0x76
>   [<ffffffff813008d5>] pnp_activate_dev+0x29/0x44
>   [<ffffffff812ff43e>] pnp_device_probe+0x47/0xa6
>   [<ffffffff81342e1f>] driver_probe_device+0x120/0x2f3
>   [<ffffffff8134308c>] __driver_attach+0x5d/0x7f
>   [<ffffffff8134302f>] ? __device_attach+0x3d/0x3d
>   [<ffffffff813412a0>] bus_for_each_dev+0x7b/0x85
>   [<ffffffff81342886>] driver_attach+0x1e/0x20
>   [<ffffffff813424fe>] bus_add_driver+0x12f/0x1f9
>   [<ffffffff81343694>] driver_register+0x8e/0xca
>   [<ffffffff812ff2d1>] pnp_register_driver+0x21/0x23
>   [<ffffffff81325c2d>] serial8250_pnp_init+0x15/0x17
>   [<ffffffff81b456a1>] serial8250_init+0x60/0x143
>   [<ffffffff81b45641>] ? serial8250_console_init+0x19/0x19
>   [<ffffffff8100032d>] do_one_initcall+0xff/0x186
>   [<ffffffff81077ee1>] ? parse_args+0x280/0x373
>   [<ffffffff81b07fb0>] kernel_init_freeable+0x16f/0x1f4
>   [<ffffffff81b07719>] ? do_early_param+0x88/0x88
>   [<ffffffff814efa15>] ? rest_init+0x79/0x79
>   [<ffffffff814efa23>] kernel_init+0xe/0xdf
>   [<ffffffff815002ec>] ret_from_fork+0x7c/0xb0
>   [<ffffffff814efa15>] ? rest_init+0x79/0x79
>  ---[ end trace 68542c0606786a42 ]---
>
> Vinson


The warning first happens with 3.14-rc1. The warning does not occur with 3.13.0.
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