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Message-ID: <20090330133245.GA4631@alice> Date: Mon, 30 Mar 2009 15:32:45 +0200 From: Eric Sesterhenn <snakebyte@....de> To: jgarzik@...ox.com Cc: linux-kernel@...r.kernel.org Subject: Suspend Warning in libata-core hi, todays -git (Last commit is Merge branch 'bzip2-lzma-for-linus') gives me two warnings during suspend/resume selftest, which I did not see with 2.6.29-rc8 [ 22.854791] Freezing user space processes ... (elapsed 0.00 seconds) done. [ 22.855183] Freezing remaining freezable tasks ... (elapsed 0.00 seconds) done. [ 22.855870] Suspending console(s) (use no_console_suspend to debug) [ 22.867304] serial 00:08: disabled [ 22.867733] matroxfb 0000:01:00.0: PCI INT A disabled [ 22.868530] RIPTIDE 0000:00:12.0: PCI INT A disabled [ 22.901218] aic7xxx 0000:00:0c.0: PCI INT A disabled [ 22.916337] uhci_hcd 0000:00:07.2: PCI INT D disabled [ 22.916617] ------------[ cut here ]------------ [ 22.916625] WARNING: at drivers/ata/libata-core.c:5360 ata_host_request_pm+0x136/0x140() [ 22.916633] Modules linked in: [ 22.916644] Pid: 1, comm: swapper Not tainted 2.6.29 #108 [ 22.916651] Call Trace: [ 22.916677] [<c012a1ab>] warn_slowpath+0x8b/0x100 [ 22.916700] [<c0150c9c>] ? __lock_acquire+0x26c/0x1110 [ 22.916712] [<c0150531>] ? mark_held_locks+0x41/0x80 [ 22.916730] [<c0626425>] ? _spin_unlock_irqrestore+0x35/0x60 [ 22.916741] [<c0150791>] ? trace_hardirqs_on_caller+0x151/0x1c0 [ 22.916752] [<c015080b>] ? trace_hardirqs_on+0xb/0x10 [ 22.916772] [<c04590fa>] ? ata_port_wait_eh+0x7a/0xb0 [ 22.916795] [<c013eb20>] ? autoremove_wake_function+0x0/0x50 [ 22.916806] [<c044aaa6>] ata_host_request_pm+0x136/0x140 [ 22.916816] [<c044d45b>] ata_host_suspend+0xcb/0xf0 [ 22.916832] [<c046268a>] piix_pci_device_suspend+0x1a/0x140 [ 22.916846] [<c033b472>] pci_legacy_suspend+0x32/0xf0 [ 22.916856] [<c033b794>] pci_pm_suspend+0x94/0x130 [ 22.916866] [<c062386d>] ? printk+0x18/0x1b [ 22.916877] [<c0403620>] ? pm_dev_dbg+0x90/0xe0 [ 22.916886] [<c0403281>] pm_op+0x141/0x190 [ 22.916896] [<c0403abf>] device_suspend+0x36f/0x4e0 [ 22.916912] [<c015c199>] suspend_devices_and_enter+0x69/0x1e0 [ 22.916922] [<c015c469>] enter_state+0x129/0x190 [ 22.916932] [<c015c5a9>] pm_suspend+0x19/0x20 [ 22.916945] [<c092220e>] test_suspend+0x166/0x19b [ 22.916955] [<c09220a8>] ? test_suspend+0x0/0x19b [ 22.916965] [<c0101125>] do_one_initcall+0x35/0x180 [ 22.916985] [<c01ed600>] ? proc_create_data+0x60/0xb0 [ 22.917002] [<c016ee9d>] ? register_irq_proc+0x9d/0xc0 [ 22.917020] [<c090d51d>] kernel_init+0x8b/0xe2 [ 22.917029] [<c090d492>] ? kernel_init+0x0/0xe2 [ 22.917043] [<c0103913>] kernel_thread_helper+0x7/0x14 [ 22.917051] ---[ end trace 70c65dce96240608 ]--- [ 22.917647] PM: suspend devices took 0.064 seconds [ 22.917829] ACPI: Preparing to enter system sleep state S1 [ 22.954682] ACPI: Waking up from system sleep state S1 [ 22.956970] ------------[ cut here ]------------ [ 22.956978] WARNING: at drivers/ata/libata-core.c:5335 ata_host_request_pm+0x115/0x140() [ 22.956986] Modules linked in: [ 22.956997] Pid: 1, comm: swapper Tainted: G W 2.6.29 #108 [ 22.957004] Call Trace: [ 22.957031] [<c012a1ab>] warn_slowpath+0x8b/0x100 [ 22.957044] [<c01270bf>] ? wakeup_preempt_entity+0x15f/0x1c0 [ 22.957067] [<c015080b>] ? trace_hardirqs_on+0xb/0x10 [ 22.957087] [<c04590fa>] ? ata_port_wait_eh+0x7a/0xb0 [ 22.957110] [<c013eb20>] ? autoremove_wake_function+0x0/0x50 [ 22.957120] [<c044aa85>] ata_host_request_pm+0x115/0x140 [ 22.957130] [<c044aad5>] ata_host_resume+0x25/0x60 [ 22.957144] [<c0462618>] piix_pci_device_resume+0x58/0xb0 [ 22.957158] [<c033b212>] pci_legacy_resume+0x32/0x60 [ 22.957168] [<c033b3f7>] pci_pm_resume+0x77/0xc0 [ 22.957179] [<c0403202>] pm_op+0xc2/0x190 [ 22.957189] [<c040400b>] device_resume+0xfb/0x420 [ 22.957205] [<c015c1fd>] suspend_devices_and_enter+0xcd/0x1e0 [ 22.957215] [<c015c469>] enter_state+0x129/0x190 [ 22.957225] [<c015c5a9>] pm_suspend+0x19/0x20 [ 22.957238] [<c092220e>] test_suspend+0x166/0x19b [ 22.957248] [<c09220a8>] ? test_suspend+0x0/0x19b [ 22.957259] [<c0101125>] do_one_initcall+0x35/0x180 [ 22.957278] [<c01ed600>] ? proc_create_data+0x60/0xb0 [ 22.957295] [<c016ee9d>] ? register_irq_proc+0x9d/0xc0 [ 22.957312] [<c090d51d>] kernel_init+0x8b/0xe2 [ 22.957322] [<c090d492>] ? kernel_init+0x0/0xe2 [ 22.957336] [<c0103913>] kernel_thread_helper+0x7/0x14 [ 22.957343] ---[ end trace 70c65dce96240609 ]--- [ 22.957423] uhci_hcd 0000:00:07.2: PCI INT D -> Link[LNKD] -> GSI 9 (level, low) -> IRQ 9 [ 22.957536] aic7xxx 0000:00:0c.0: enabling device (0116 -> 0117) [ 22.957552] aic7xxx 0000:00:0c.0: PCI INT A -> Link[LNKB] -> GSI 5 (level, low) -> IRQ 5 [ 23.954281] eth0: link up, 100Mbps, full-duplex, lpa 0x41E1 root@...puter-desktop:/usr/src/linux# lspci 00:00.0 Host bridge: Intel Corporation 440BX/ZX/DX - 82443BX/ZX/DX Host bridge (rev 03) 00:01.0 PCI bridge: Intel Corporation 440BX/ZX/DX - 82443BX/ZX/DX AGP bridge (rev 03) 00:07.0 ISA bridge: Intel Corporation 82371AB/EB/MB PIIX4 ISA (rev 02) 00:07.1 IDE interface: Intel Corporation 82371AB/EB/MB PIIX4 IDE (rev 01) 00:07.2 USB Controller: Intel Corporation 82371AB/EB/MB PIIX4 USB (rev 01) 00:07.3 Bridge: Intel Corporation 82371AB/EB/MB PIIX4 ACPI (rev 02) 00:0a.0 Ethernet controller: Intel Corporation 82556 EtherExpress PRO/100 Smart (rev 03) 00:0c.0 SCSI storage controller: Adaptec AIC-7861 (rev 03) 00:0e.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL-8139/8139C/8139C+ (rev 10) 00:12.0 Multimedia audio controller: Rockwell International Device 4310 00:12.1 Communication controller: Rockwell International Riptide HSF 56k PCI Modem 00:12.2 Input device controller: Rockwell International Device 4312 01:00.0 VGA compatible controller: Matrox Graphics, Inc. MGA G200 AGP (rev 03) .config can be found at http://www.cccmz.de/~snakebyte/config_200 Greetings, Eric -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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