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Date: Wed, 20 Jun 2012 11:15:00 +0200 From: Thomas Sattler <sattler@....uni-frankfurt.de> To: Linux Kernel Mailing List <linux-kernel@...r.kernel.org> CC: Ingo Molnar <mingo@...hat.com>, Thomas Gleixner <tglx@...utronix.de> Subject: Re: BUG: scheduling while atomic: chcpu/6197/0x00000002 Still in 3.4.3-rt11: [ 191.423385] BUG: scheduling while atomic: chcpu/2831/0x00000002 [ 191.423389] Modules linked in: loop rfcomm bnep btusb hid_microsoft usbhid hid uhci_hcd e1000e ehci_hcd usbcore 3c59x mii usb_common sg [ 191.423408] Pid: 2831, comm: chcpu Not tainted 3.4.3-rt11 #29 [ 191.423411] Call Trace: [ 191.423419] [<c103df4d>] __schedule_bug+0x3d/0x42 [ 191.423424] [<c1355394>] __schedule+0x68/0x571 [ 191.423430] [<c1045840>] ? enqueue_entity+0x313/0x3d8 [ 191.423434] [<c1355942>] schedule+0x60/0x70 [ 191.423438] [<c1354962>] schedule_timeout+0x17/0x160 [ 191.423442] [<c103ed57>] ? check_preempt_curr+0x29/0x64 [ 191.423447] [<c135524d>] wait_for_common+0xa3/0xff [ 191.423451] [<c10412e2>] ? try_to_wake_up+0x391/0x391 [ 191.423455] [<c135532a>] wait_for_completion+0x12/0x14 [ 191.423459] [<c103781c>] kthread_create_on_node+0x71/0xb5 [ 191.423464] [<c102542c>] ? put_online_cpus+0x44/0x44 [ 191.423469] [<c1350101>] ? init_amd+0x50f/0x64f [ 191.423474] [<c13471ff>] _cpu_down+0x106/0x2b4 [ 191.423478] [<c102542c>] ? put_online_cpus+0x44/0x44 [ 191.423483] [<c13473d2>] cpu_down+0x25/0x34 [ 191.423486] [<c1348a16>] store_online+0x29/0x70 [ 191.423490] [<c13489ed>] ? acpi_processor_start+0xf7/0xf7 [ 191.423495] [<c127b06f>] dev_attr_store+0x1b/0x23 [ 191.423500] [<c10eb6ce>] sysfs_write_file+0xae/0xe7 [ 191.423505] [<c10ab946>] vfs_write+0x8c/0x122 [ 191.423509] [<c10eb620>] ? sysfs_poll+0x77/0x77 [ 191.423513] [<c10abb97>] sys_write+0x3b/0x60 [ 191.423518] [<c1357863>] sysenter_do_call+0x12/0x2c [ 191.423543] BUG: scheduling while atomic: chcpu/2831/0x00000002 [ 191.423545] Modules linked in: loop rfcomm bnep btusb hid_microsoft usbhid hid uhci_hcd e1000e ehci_hcd usbcore 3c59x mii usb_common sg [ 191.423560] Pid: 2831, comm: chcpu Not tainted 3.4.3-rt11 #29 [ 191.423563] Call Trace: [ 191.423567] [<c103df4d>] __schedule_bug+0x3d/0x42 [ 191.423571] [<c1355394>] __schedule+0x68/0x571 [ 191.423576] [<c1356ac1>] ? _raw_spin_unlock_irqrestore+0x1a/0x2f [ 191.423580] [<c103a992>] ? __hrtimer_start_range_ns+0x2cf/0x2f6 [ 191.423585] [<c1355942>] schedule+0x60/0x70 [ 191.423589] [<c1354e4a>] schedule_hrtimeout_range_clock+0xc5/0xec [ 191.423593] [<c103a202>] ? update_rmtp+0x68/0x68 [ 191.423598] [<c1354e7b>] schedule_hrtimeout_range+0xa/0xc [ 191.423602] [<c1354e89>] schedule_hrtimeout+0xc/0xe [ 191.423606] [<c103f197>] wait_task_inactive+0xc5/0xd6 [ 191.423610] [<c1037773>] kthread_bind+0x13/0x4b [ 191.423615] [<c134721a>] _cpu_down+0x121/0x2b4 [ 191.423619] [<c13473d2>] cpu_down+0x25/0x34 [ 191.423623] [<c1348a16>] store_online+0x29/0x70 [ 191.423627] [<c13489ed>] ? acpi_processor_start+0xf7/0xf7 [ 191.423631] [<c127b06f>] dev_attr_store+0x1b/0x23 [ 191.423635] [<c10eb6ce>] sysfs_write_file+0xae/0xe7 [ 191.423639] [<c10ab946>] vfs_write+0x8c/0x122 [ 191.423643] [<c10eb620>] ? sysfs_poll+0x77/0x77 [ 191.423647] [<c10abb97>] sys_write+0x3b/0x60 [ 191.423652] [<c1357863>] sysenter_do_call+0x12/0x2c [ 191.426368] BUG: scheduling while atomic: chcpu/2831/0x00000002 [ 191.426371] Modules linked in: loop rfcomm bnep btusb hid_microsoft usbhid hid uhci_hcd e1000e ehci_hcd usbcore 3c59x mii usb_common sg [ 191.426387] Pid: 2831, comm: chcpu Not tainted 3.4.3-rt11 #29 [ 191.426389] Call Trace: [ 191.426394] [<c103df4d>] __schedule_bug+0x3d/0x42 [ 191.426399] [<c1355394>] __schedule+0x68/0x571 [ 191.426405] [<c1008017>] ? sched_clock+0x9/0xd [ 191.426409] [<c10428f5>] ? sched_clock_local+0x11/0x12f [ 191.426413] [<c1355942>] schedule+0x60/0x70 [ 191.426417] [<c1354962>] schedule_timeout+0x17/0x160 [ 191.426421] [<c135524d>] wait_for_common+0xa3/0xff [ 191.426425] [<c10412e2>] ? try_to_wake_up+0x391/0x391 [ 191.426430] [<c135532a>] wait_for_completion+0x12/0x14 [ 191.426434] [<c1347229>] _cpu_down+0x130/0x2b4 [ 191.426439] [<c13473d2>] cpu_down+0x25/0x34 [ 191.426442] [<c1348a16>] store_online+0x29/0x70 [ 191.426446] [<c13489ed>] ? acpi_processor_start+0xf7/0xf7 [ 191.426450] [<c127b06f>] dev_attr_store+0x1b/0x23 [ 191.426454] [<c10eb6ce>] sysfs_write_file+0xae/0xe7 [ 191.426459] [<c10ab946>] vfs_write+0x8c/0x122 [ 191.426463] [<c10eb620>] ? sysfs_poll+0x77/0x77 [ 191.426467] [<c10abb97>] sys_write+0x3b/0x60 [ 191.426471] [<c1357863>] sysenter_do_call+0x12/0x2c [ 191.426507] BUG: scheduling while atomic: chcpu/2831/0x00000002 [ 191.426509] Modules linked in: loop rfcomm bnep btusb hid_microsoft usbhid hid uhci_hcd e1000e ehci_hcd usbcore 3c59x mii usb_common sg [ 191.426525] Pid: 2831, comm: chcpu Not tainted 3.4.3-rt11 #29 [ 191.426527] Call Trace: [ 191.426531] [<c103df4d>] __schedule_bug+0x3d/0x42 [ 191.426535] [<c1355394>] __schedule+0x68/0x571 [ 191.426540] [<c1008017>] ? sched_clock+0x9/0xd [ 191.426544] [<c10428f5>] ? sched_clock_local+0x11/0x12f [ 191.426549] [<c1355942>] schedule+0x60/0x70 [ 191.426553] [<c1354962>] schedule_timeout+0x17/0x160 [ 191.426557] [<c135524d>] wait_for_common+0xa3/0xff [ 191.426561] [<c10412e2>] ? try_to_wake_up+0x391/0x391 [ 191.426565] [<c135532a>] wait_for_completion+0x12/0x14 [ 191.426569] [<c1037742>] kthread_stop+0x2d/0x4b [ 191.426574] [<c10330fa>] destroy_worker+0x54/0x74 [ 191.426578] [<c1348d97>] workqueue_cpu_down_callback+0x193/0x251 [ 191.426583] [<c1185d7d>] ? compute_batch_value+0x19/0x29 [ 191.426588] [<c1353d7e>] ? percpu_counter_hotcpu_callback+0x13/0x8b [ 191.426593] [<c103b6b9>] notifier_call_chain+0x26/0x48 [ 191.426597] [<c103b6fd>] __raw_notifier_call_chain+0xe/0x10 [ 191.426601] [<c1025331>] __cpu_notify+0x15/0x29 [ 191.426605] [<c1347251>] _cpu_down+0x158/0x2b4 [ 191.426610] [<c13473d2>] cpu_down+0x25/0x34 [ 191.426614] [<c1348a16>] store_online+0x29/0x70 [ 191.426617] [<c13489ed>] ? acpi_processor_start+0xf7/0xf7 [ 191.426622] [<c127b06f>] dev_attr_store+0x1b/0x23 [ 191.426626] [<c10eb6ce>] sysfs_write_file+0xae/0xe7 [ 191.426630] [<c10ab946>] vfs_write+0x8c/0x122 [ 191.426634] [<c10eb620>] ? sysfs_poll+0x77/0x77 [ 191.426638] [<c10abb97>] sys_write+0x3b/0x60 [ 191.426643] [<c1357863>] sysenter_do_call+0x12/0x2c [ 191.426650] BUG: scheduling while atomic: chcpu/2831/0x00000002 [ 191.426652] Modules linked in: loop rfcomm bnep btusb hid_microsoft usbhid hid uhci_hcd e1000e ehci_hcd usbcore 3c59x mii usb_common sg [ 191.426667] Pid: 2831, comm: chcpu Not tainted 3.4.3-rt11 #29 [ 191.426670] Call Trace: [ 191.426674] [<c103df4d>] __schedule_bug+0x3d/0x42 [ 191.426678] [<c1355394>] __schedule+0x68/0x571 [ 191.426683] [<c1008017>] ? sched_clock+0x9/0xd [ 191.426687] [<c10428f5>] ? sched_clock_local+0x11/0x12f [ 191.426691] [<c1355942>] schedule+0x60/0x70 [ 191.426695] [<c1354962>] schedule_timeout+0x17/0x160 [ 191.426699] [<c135524d>] wait_for_common+0xa3/0xff [ 191.426703] [<c10412e2>] ? try_to_wake_up+0x391/0x391 [ 191.426708] [<c135532a>] wait_for_completion+0x12/0x14 [ 191.426712] [<c1037742>] kthread_stop+0x2d/0x4b [ 191.426716] [<c10330fa>] destroy_worker+0x54/0x74 [ 191.426720] [<c1348d97>] workqueue_cpu_down_callback+0x193/0x251 [ 191.426724] [<c1185d7d>] ? compute_batch_value+0x19/0x29 [ 191.426729] [<c1353d7e>] ? percpu_counter_hotcpu_callback+0x13/0x8b [ 191.426733] [<c103b6b9>] notifier_call_chain+0x26/0x48 [ 191.426738] [<c103b6fd>] __raw_notifier_call_chain+0xe/0x10 [ 191.426742] [<c1025331>] __cpu_notify+0x15/0x29 [ 191.426746] [<c1347251>] _cpu_down+0x158/0x2b4 [ 191.426751] [<c13473d2>] cpu_down+0x25/0x34 [ 191.426754] [<c1348a16>] store_online+0x29/0x70 [ 191.426758] [<c13489ed>] ? acpi_processor_start+0xf7/0xf7 [ 191.426762] [<c127b06f>] dev_attr_store+0x1b/0x23 [ 191.426766] [<c10eb6ce>] sysfs_write_file+0xae/0xe7 [ 191.426771] [<c10ab946>] vfs_write+0x8c/0x122 [ 191.426775] [<c10eb620>] ? sysfs_poll+0x77/0x77 [ 191.426779] [<c10abb97>] sys_write+0x3b/0x60 [ 191.426783] [<c1357863>] sysenter_do_call+0x12/0x2c [ 191.426789] BUG: scheduling while atomic: chcpu/2831/0x00000002 [ 191.426791] Modules linked in: loop rfcomm bnep btusb hid_microsoft usbhid hid uhci_hcd e1000e ehci_hcd usbcore 3c59x mii usb_common sg [ 191.426807] Pid: 2831, comm: chcpu Not tainted 3.4.3-rt11 #29 [ 191.426809] Call Trace: [ 191.426813] [<c103df4d>] __schedule_bug+0x3d/0x42 [ 191.426817] [<c1355394>] __schedule+0x68/0x571 [ 191.426822] [<c1008017>] ? sched_clock+0x9/0xd [ 191.426828] [<c10428f5>] ? sched_clock_local+0x11/0x12f [ 191.426832] [<c1355942>] schedule+0x60/0x70 [ 191.426836] [<c1354962>] schedule_timeout+0x17/0x160 [ 191.426840] [<c135524d>] wait_for_common+0xa3/0xff [ 191.426845] [<c10412e2>] ? try_to_wake_up+0x391/0x391 [ 191.426849] [<c135532a>] wait_for_completion+0x12/0x14 [ 191.426853] [<c1037742>] kthread_stop+0x2d/0x4b [ 191.426857] [<c10330fa>] destroy_worker+0x54/0x74 [ 191.426861] [<c1348d97>] workqueue_cpu_down_callback+0x193/0x251 [ 191.426865] [<c1185d7d>] ? compute_batch_value+0x19/0x29 [ 191.426870] [<c1353d7e>] ? percpu_counter_hotcpu_callback+0x13/0x8b [ 191.426874] [<c103b6b9>] notifier_call_chain+0x26/0x48 [ 191.426879] [<c103b6fd>] __raw_notifier_call_chain+0xe/0x10 [ 191.426883] [<c1025331>] __cpu_notify+0x15/0x29 [ 191.426887] [<c1347251>] _cpu_down+0x158/0x2b4 [ 191.426892] [<c13473d2>] cpu_down+0x25/0x34 [ 191.426895] [<c1348a16>] store_online+0x29/0x70 [ 191.426899] [<c13489ed>] ? acpi_processor_start+0xf7/0xf7 [ 191.426903] [<c127b06f>] dev_attr_store+0x1b/0x23 [ 191.426907] [<c10eb6ce>] sysfs_write_file+0xae/0xe7 [ 191.426912] [<c10ab946>] vfs_write+0x8c/0x122 [ 191.426916] [<c10eb620>] ? sysfs_poll+0x77/0x77 [ 191.426920] [<c10abb97>] sys_write+0x3b/0x60 [ 191.426924] [<c1357863>] sysenter_do_call+0x12/0x2c [ 191.426943] BUG: scheduling while atomic: chcpu/2831/0x00000002 [ 191.426945] Modules linked in: loop rfcomm bnep btusb hid_microsoft usbhid hid uhci_hcd e1000e ehci_hcd usbcore 3c59x mii usb_common sg [ 191.426960] Pid: 2831, comm: chcpu Not tainted 3.4.3-rt11 #29 [ 191.426963] Call Trace: [ 191.426967] [<c103df4d>] __schedule_bug+0x3d/0x42 [ 191.426971] [<c1355394>] __schedule+0x68/0x571 [ 191.426976] [<c1008017>] ? sched_clock+0x9/0xd [ 191.426980] [<c10428f5>] ? sched_clock_local+0x11/0x12f [ 191.426985] [<c1355942>] schedule+0x60/0x70 [ 191.426988] [<c1354962>] schedule_timeout+0x17/0x160 [ 191.426993] [<c135524d>] wait_for_common+0xa3/0xff [ 191.426997] [<c10412e2>] ? try_to_wake_up+0x391/0x391 [ 191.427010] [<c135532a>] wait_for_completion+0x12/0x14 [ 191.427014] [<c1037742>] kthread_stop+0x2d/0x4b [ 191.427019] [<c10330fa>] destroy_worker+0x54/0x74 [ 191.427023] [<c1348d97>] workqueue_cpu_down_callback+0x193/0x251 [ 191.427027] [<c1185d7d>] ? compute_batch_value+0x19/0x29 [ 191.427032] [<c1353d7e>] ? percpu_counter_hotcpu_callback+0x13/0x8b [ 191.427036] [<c103b6b9>] notifier_call_chain+0x26/0x48 [ 191.427040] [<c103b6fd>] __raw_notifier_call_chain+0xe/0x10 [ 191.427044] [<c1025331>] __cpu_notify+0x15/0x29 [ 191.427049] [<c1347251>] _cpu_down+0x158/0x2b4 [ 191.427053] [<c13473d2>] cpu_down+0x25/0x34 [ 191.427057] [<c1348a16>] store_online+0x29/0x70 [ 191.427061] [<c13489ed>] ? acpi_processor_start+0xf7/0xf7 [ 191.427065] [<c127b06f>] dev_attr_store+0x1b/0x23 [ 191.427069] [<c10eb6ce>] sysfs_write_file+0xae/0xe7 [ 191.427073] [<c10ab946>] vfs_write+0x8c/0x122 [ 191.427077] [<c10eb620>] ? sysfs_poll+0x77/0x77 [ 191.427081] [<c10abb97>] sys_write+0x3b/0x60 [ 191.427086] [<c1357863>] sysenter_do_call+0x12/0x2c -- 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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