Additional info: reporter: libreport-2.3.0 WARNING: CPU: 1 PID: 293 at kernel/sched/core.c:7303 __might_sleep+0xbd/0xd0() do not call blocking ops when !TASK_RUNNING; state=1 set at [<ffffffff815e26e8>] pccardd+0xf8/0x4c0 Modules linked in: radeon(+) i2c_algo_bit firewire_ohci drm_kms_helper firewire_core e1000e ttm yenta_socket crc_itu_t drm ptp pps_core CPU: 1 PID: 293 Comm: pccardd Not tainted 3.19.0-0.rc3.git2.1.fc22.x86_64 #1 Hardware name: LENOVO 2768W9J/2768W9J, BIOS 7UET94WW (3.24 ) 10/17/2012 0000000000000000 0000000065662666 ffff8800b7c4fc28 ffffffff8186cc07 0000000000000000 ffff8800b7c4fc80 ffff8800b7c4fc68 ffffffff810ac82a ffff880035ba0bf0 ffffffff81c83bbd 000000000000026d 0000000000000000 Call Trace: [<ffffffff8186cc07>] dump_stack+0x4c/0x65 [<ffffffff810ac82a>] warn_slowpath_common+0x8a/0xc0 [<ffffffff810ac8b5>] warn_slowpath_fmt+0x55/0x70 [<ffffffff81134455>] ? del_timer_sync+0x5/0xf0 [<ffffffff81028c4a>] ? native_sched_clock+0x2a/0xa0 [<ffffffff815e26e8>] ? pccardd+0xf8/0x4c0 [<ffffffff815e26e8>] ? pccardd+0xf8/0x4c0 [<ffffffff810dd5fd>] __might_sleep+0xbd/0xd0 [<ffffffff818717dd>] mutex_lock_nested+0x3d/0x440 [<ffffffff810eab75>] ? local_clock+0x15/0x30 [<ffffffff81106dcf>] ? lock_release_holdtime.part.29+0xf/0x200 [<ffffffff81875f66>] ? _raw_spin_unlock_irqrestore+0x36/0x70 [<ffffffff8110a12d>] ? trace_hardirqs_on_caller+0x15d/0x200 [<ffffffff815e2750>] pccardd+0x160/0x4c0 [<ffffffff815e25f0>] ? pcmcia_socket_dev_complete+0x40/0x40 [<ffffffff810d492f>] kthread+0x11f/0x140 [<ffffffff810eab75>] ? local_clock+0x15/0x30 [<ffffffff810d4810>] ? kthread_create_on_node+0x250/0x250 [<ffffffff81876b7c>] ret_from_fork+0x7c/0xb0 [<ffffffff810d4810>] ? kthread_create_on_node+0x250/0x250
Created attachment 978857 [details] File: dmesg
Same for me on i686. There are two processes, pccardd, soaking 100% CPU between them and the fans are running at max. Looks like it could be a debug kernel artifact. Affected kernels: 3.19.0-0.rc4.git4.1.fc22.i686 3.19.0-0.rc5.git2.1.fc22.i686 Unaffected kernels: 3.18.3-201.fc21.i686 3.19.0-0.rc5.git0.1.fc22.i686 [ 4.697454] pps_core: LinuxPPS API ver. 1 registered [ 4.697526] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti> [ 4.738765] yenta_cardbus 0000:02:01.0: enabling device (0000 -> 0003) [ 4.746469] PTP clock support registered [ 4.749978] yenta_cardbus 0000:02:01.0: CardBus bridge found [1028:011d] [ 4.750107] yenta_cardbus 0000:02:01.0: O2: enabling read prefetch/write burst. If you experience problems or performance issues, use the yenta_socket parameter 'o2_speedup=off' [ 4.873005] yenta_cardbus 0000:02:01.0: ISA IRQ mask 0x04b8, PCI irq 11 [ 4.873116] yenta_cardbus 0000:02:01.0: Socket status: 30000006 [ 4.873182] pci_bus 0000:02: Raising subordinate bus# of parent bus (#02) from #02 to #06 [ 4.873634] yenta_cardbus 0000:02:01.0: pcmcia: parent PCI bridge window: [io 0xd000-0xefff] [ 4.873733] yenta_cardbus 0000:02:01.0: pcmcia: parent PCI bridge window: [mem 0xf6000000-0xfbffffff] [ 4.873832] pcmcia_socket pcmcia_socket0: cs: memory probe 0xf6000000-0xfbffffff: [ 4.874743] excluding 0xf7e00000-0xf83fffff 0xfae00000-0xfb3fffff [ 4.874933] yenta_cardbus 0000:02:01.0: pcmcia: parent PCI bridge window: [mem 0x80000000-0x87ffffff pref] [ 4.875058] pcmcia_socket pcmcia_socket0: cs: memory probe 0x80000000-0x87ffffff: [ 4.875205] excluding 0x80000000-0x87ffffff [ 4.899242] yenta_cardbus 0000:02:01.1: enabling device (0000 -> 0003) [ 4.900887] yenta_cardbus 0000:02:01.1: CardBus bridge found [1028:011d] [ 4.943246] ata_id (221) used greatest stack depth: 5644 bytes left [ 4.990267] [drm] Initialized drm 1.1.0 20060810 [ 5.024059] yenta_cardbus 0000:02:01.1: ISA IRQ mask 0x04b8, PCI irq 11 [ 5.024136] yenta_cardbus 0000:02:01.1: Socket status: 30000410 [ 5.024201] pci_bus 0000:02: Raising subordinate bus# of parent bus (#02) from #06 to #0a [ 5.024315] yenta_cardbus 0000:02:01.1: pcmcia: parent PCI bridge window: [io 0xd000-0xefff] [ 5.024414] yenta_cardbus 0000:02:01.1: pcmcia: parent PCI bridge window: [mem 0xf6000000-0xfbffffff] [ 5.024513] pcmcia_socket pcmcia_socket1: cs: memory probe 0xf6000000-0xfbffffff: [ 5.024653] excluding 0xf7e00000-0xf83fffff 0xfae00000-0xfb3fffff [ 5.024837] yenta_cardbus 0000:02:01.1: pcmcia: parent PCI bridge window: [mem 0x80000000-0x87ffffff pref] [ 5.024937] pcmcia_socket pcmcia_socket1: cs: memory probe 0x80000000-0x87ffffff: [ 5.029431] excluding 0x80000000-0x87ffffff [ 5.039594] tg3.c:v3.137 (May 11, 2014) [ 5.138073] ------------[ cut here ]------------ [ 5.138152] WARNING: CPU: 0 PID: 222 at kernel/sched/core.c:7300 __might_sleep+0xb8/0xd0() [ 5.138253] do not call blocking ops when !TASK_RUNNING; state=1 set at [<c08f76c0>] pccardd+0xc0/0x450 [ 5.138350] Modules linked in: ttm tg3(+) drm ptp ata_generic yenta_socket pps_core pata_acpi [ 5.138646] CPU: 0 PID: 222 Comm: pccardd Not tainted 3.19.0-0.rc5.git2.1.fc22.i686 #1 [ 5.138741] Hardware name: Dell Computer Corporation Latitude D600 /0G5152, BIOS A16 06/29/2005 [ 5.138840] 00000000 8ef64fa3 00000000 f6691e08 c0b41e06 f6691e4c f6691e3c c045e8bb [ 5.139130] c0d1b030 f6691e6c 000000de c0d283b4 00001c84 c04889c8 00001c84 c04889c8 [ 5.139395] 00000001 f6668db0 f6668db0 f6691e58 c045e92e 00000009 f6691e4c c0d1b030 [ 5.139660] Call Trace: [ 5.139726] [<c0b41e06>] dump_stack+0x48/0x60 [ 5.139791] [<c045e8bb>] warn_slowpath_common+0x8b/0xc0 [ 5.139854] [<c04889c8>] ? __might_sleep+0xb8/0xd0 [ 5.139916] [<c04889c8>] ? __might_sleep+0xb8/0xd0 [ 5.139978] [<c045e92e>] warn_slowpath_fmt+0x3e/0x60 [ 5.140059] [<c04889c8>] __might_sleep+0xb8/0xd0 [ 5.140121] [<c08f76c0>] ? pccardd+0xc0/0x450 [ 5.140182] [<c08f76c0>] ? pccardd+0xc0/0x450 [ 5.140245] [<c0b4665e>] mutex_lock_nested+0x2e/0x3e0 [ 5.140309] [<c04b078c>] ? trace_hardirqs_on_caller+0x13c/0x1e0 [ 5.140373] [<c04b083b>] ? trace_hardirqs_on+0xb/0x10 [ 5.140436] [<c08f771e>] pccardd+0x11e/0x450 [ 5.140498] [<c08f7600>] ? pcmcia_socket_dev_complete+0x40/0x40 [ 5.140562] [<c0480b7d>] kthread+0xcd/0xe0 [ 5.140624] [<c04b083b>] ? trace_hardirqs_on+0xb/0x10 [ 5.140688] [<c0b4a881>] ret_from_kernel_thread+0x21/0x30 [ 5.140751] [<c0480ab0>] ? kthread_create_on_node+0x180/0x180 [ 5.140814] ---[ end trace c56d30facffa26e6 ]--- [ 5.143312] random: nonblocking pool is initialized [ 5.175849] tg3 0000:02:00.0 eth0: Tigon3 [partno(BCM95705A50) rev 3001] (PCI:33MHz:32-bit) MAC address 00:0f:1f:9f:34:f5 [ 5.175962] tg3 0000:02:00.0 eth0: attached PHY is 5705 (10/100/1000Base-T Ethernet) (WireSpeed[1], EEE[0]) [ 5.176092] tg3 0000:02:00.0 eth0: RXcsums[1] LinkChgREG[0] MIirq[0] ASF[0] TSOcap[1] [ 5.176189] tg3 0000:02:00.0 eth0: dma_rwctrl[763f0000] dma_mask[64-bit] [ 5.522132] tg3 0000:02:00.0 enp2s0: renamed from eth0 [ 5.621894] pcmcia_socket pcmcia_socket0: cs: memory probe 0x0c0000-0x0fffff: [ 5.622070] excluding 0xc0000-0xcffff 0xf0000-0xfffff [ 5.632743] pcmcia_socket pcmcia_socket0: cs: memory probe 0xa0000000-0xa0ffffff: [ 5.632952] clean. [ 5.638615] pcmcia_socket pcmcia_socket0: cs: memory probe 0x60000000-0x60ffffff: [ 5.638807] excluding 0x60000000-0x60ffffff [ 5.909080] pcmcia_socket pcmcia_socket1: pccard: PCMCIA card inserted into slot 1 [ 5.909527] pcmcia_socket pcmcia_socket1: cs: memory probe 0xf6000000-0xf7dfffff: [ 5.945881] excluding 0xf6f00000-0xf70dffff [ 5.968984] pcmcia_socket pcmcia_socket1: cs: memory probe 0xf8400000-0xfadfffff:
*** Bug 1192758 has been marked as a duplicate of this bug. ***
This bug appears to have been reported against 'rawhide' during the Fedora 22 development cycle. Changing version to '22'. More information and reason for this action is here: https://fedoraproject.org/wiki/Fedora_Program_Management/HouseKeeping/Fedora22
kernel-4.1.3-201.fc22 has been submitted as an update for Fedora 22. https://admin.fedoraproject.org/updates/kernel-4.1.3-201.fc22
Package kernel-4.1.3-201.fc22: * should fix your issue, * was pushed to the Fedora 22 testing repository, * should be available at your local mirror within two days. Update it with: # su -c 'yum update --enablerepo=updates-testing kernel-4.1.3-201.fc22' as soon as you are able to, then reboot. Please go to the following url: https://admin.fedoraproject.org/updates/FEDORA-2015-12437/kernel-4.1.3-201.fc22 then log in and leave karma (feedback).
kernel-4.1.3-201.fc22 has been pushed to the Fedora 22 stable repository. If problems still persist, please make note of it in this bug report.