Hi, got this after a lid close (ACPI S1, obviously). Inspiron 8000 (P3/700). Might be similar/same to "Kernel BUG during suspend to disk with 2.6.32-rc8-git3", http://www.gossamer-threads.com/lists/linux/kernel/1160868 Suspending type 'cpu': cpu0 Back to C! Resuming System Devices Resuming type 'cpu': cpu0 Resuming type 'i8259': i82590 Resuming type 'i8237': i82370 Resuming type 'machinecheck': machinecheck0 Resuming type 'ioapic': Resuming type 'timekeeping': timekeeping0 Resuming type 'clocksource': clocksource0 Resuming type 'irqrouter': irqrouter0 BUG: sleeping function called from invalid context at drivers/acpi/acpica/psloop.c:826 in_atomic(): 0, irqs_disabled(): 1, pid: 12013, name: default.sh 1 lock held by default.sh/12013: #0: (pm_mutex){......}, at: [<c1052c0b>] enter_state+0x29/0x121 Pid: 12013, comm: default.sh Not tainted 2.6.32.2 #1 Call Trace: [<c1048bc7>] ? __debug_show_held_locks+0x1e/0x20 [<c10230a4>] __might_sleep+0xb6/0xbb [<c114ed9c>] acpi_ps_complete_op+0x224/0x238 [<c114f20d>] ? acpi_ps_parse_loop+0x45d/0x8e8 [<c113ba0a>] ? acpi_ds_exec_end_op+0x419/0x47f [<c114f548>] acpi_ps_parse_loop+0x798/0x8e8 [<c114e706>] acpi_ps_parse_aml+0xcf/0x31f [<c114fcee>] acpi_ps_execute_method+0x1d5/0x2b7 [<c114b1ac>] acpi_ns_evaluate+0x13c/0x242 [<c1151105>] acpi_rs_set_srs_method_data+0xed/0x108 [<c1150bd4>] acpi_set_current_resources+0x2e/0x39 [<c11370cb>] acpi_pci_link_set+0x132/0x202 [<c11371c4>] irqrouter_resume+0x29/0x3e [<c1184b6e>] __sysdev_resume+0x14/0xa3 [<c1184c77>] sysdev_resume+0x7a/0xb2 [<c1052b75>] suspend_devices_and_enter+0xf8/0x165 [<c1052cc2>] enter_state+0xe0/0x121 [<c1052d1c>] pm_suspend+0x19/0x1f [<c1131f48>] acpi_suspend+0x3c/0x54 [<c11322cf>] acpi_system_write_sleep+0x60/0x75 [<c113226f>] ? acpi_system_write_sleep+0x0/0x75 [<c10c6827>] proc_reg_write+0x60/0x74 [<c10c67c7>] ? proc_reg_write+0x0/0x74 [<c10923bb>] vfs_write+0x8a/0x13b [<c1092505>] sys_write+0x3b/0x60 [<c10029b0>] sysenter_do_call+0x12/0x31 Resuming type 'lapic_nmi': lapic_nmi0 ACPI: Waking up from system sleep state S1 platform dock.0: EARLY resume agpgart-intel 0000:00:00.0: EARLY resume agpgart-intel 0000:00:00.0: calling quirk_cardbus_legacy+0x0/0x21 pci 0000:00:01.0: EARLY resume pci 0000:00:01.0: calling quirk_cardbus_legacy+0x0/0x21 pci 0000:00:1e.0: EARLY resume pci 0000:00:1e.0: calling quirk_cardbus_legacy+0x0/0x21 pci 0000:00:1f.0: EARLY resume pci 0000:00:1f.0: calling quirk_cardbus_legacy+0x0/0x21 ata_piix 0000:00:1f.1: EARLY resume ata_piix 0000:00:1f.1: restoring config space at offset 0x1 (was 0x2800001, writing 0x2800005) ata_piix 0000:00:1f.1: calling quirk_cardbus_legacy+0x0/0x21 uhci_hcd 0000:00:1f.2: EARLY resume uhci_hcd 0000:00:1f.2: calling quirk_cardbus_legacy+0x0/0x21 -- 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