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 >>> -- >>> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in >>> the body of a message to majordomo@xxxxxxxxxxxxxxx >>> More majordomo info at http://vger.kernel.org/majordomo-info.html >>> 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 >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> 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 ]— > > > 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 -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
