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SubjectRe: [PATCH 00/11] [ANNOUNCE] 3.0.12-rt30-rc2
On 2011-12-04 13:54 -0500, Steven Rostedt wrote linux-kernel@vger.kernel.or...:

Hi, seems there is regression in 3.0.12-rt30-rc1/2 somethere in acpi part:

[ 1961.003200] BUG: scheduling while atomic: irq/9-acpi/14/0x00000002
[ 1961.003206] Modules linked in: cpufreq_conservative aes_i586 aes_generic xt_TCPMSS xt_tcpudp iptable_mangle ip_tables x_tables ipv6 pci_slot pktcdvd tcp_cubic microcode fuse hso pata_pcmcia firewire_net firewire_ohci firewire_core crc_itu_t tcp_hybla cdc_acm usbmouse usb_storage usb_libusual usbhid uhci_hcd ohci_hcd ehci_hcd usbcore snd_mpu401_uart snd_seq_dummy snd_seq_oss snd_seq_midi snd_seq_midi_event snd_seq snd_rawmidi snd_seq_device cpufreq_userspace acpi_cpufreq mperf msr cpuid nvram arc4 joydev mousedev snd_intel8x0m 8250_pci 8250_pnp radeon ttm drm_kms_helper pcmcia drm snd_intel8x0 snd_ac97_codec ac97_bus snd_pcm_oss snd_mixer_oss psmouse snd_pcm ath9k mac80211 ath9k_common ath9k_hw ath backlight i2c_algo_bit i2c_core cfbcopyarea cfbimgblt snd_timer snd_page_alloc yenta_socket cfbfillrect pcmcia_rsrc battery processor button ac pcmcia_core serio_raw pcspkr cfg80211 rfkill 8250 intel_agp intel_gtt agpgart power_supply serial_core evdev raid0 btrfs crc32c libcrc32c thermal sr_mod thermal_sys cdrom 8139too atkbd hwmon [last unloaded: scsi_wait_scan]
[ 1961.003364] Pid: 14, comm: irq/9-acpi Not tainted 3.0.12-rt30-rc2-r233 #1
[ 1961.003370] Call Trace:
[ 1961.003379] [<792d740d>] ? 0x792d740d
[ 1961.003385] [<790221f4>] ? 0x790221f4
[ 1961.003391] [<7902246a>] ? 0x7902246a
[ 1961.003396] [<79022dc9>] ? 0x79022dc9
[ 1961.003402] [<792d760f>] ? 0x792d760f
[ 1961.003407] [<792d8615>] ? 0x792d8615
[ 1961.003414] [<7918d1d3>] ? 0x7918d1d3
[ 1961.003418] [<7919de5e>] ? 0x7919de5e
[ 1961.003424] [<7918d2cf>] ? 0x7918d2cf
[ 1961.003429] [<791908d4>] ? 0x791908d4
[ 1961.003434] [<79196bd5>] ? 0x79196bd5
[ 1961.003439] [<7919e040>] ? 0x7919e040
[ 1961.003444] [<79196e77>] ? 0x79196e77
[ 1961.003450] [<791958ff>] ? 0x791958ff
[ 1961.003455] [<791889c7>] ? 0x791889c7
[ 1961.003460] [<7905d9f0>] ? 0x7905d9f0
[ 1961.003465] [<7905d864>] ? 0x7905d864
[ 1961.003470] [<7905d9d0>] ? 0x7905d9d0
[ 1961.003476] [<7905d770>] ? 0x7905d770
[ 1961.003481] [<7903ea94>] ? 0x7903ea94
[ 1961.003486] [<7903ea20>] ? 0x7903ea20
[ 1961.003491] [<792d99fe>] ? 0x792d99fe

it's appears periodicaly again and again, while it occurse system freezes about 0.5-1 second then
work again fine.

SR>
SR>Dear RT Folks,
SR>
SR>This is the RT stable review cycle of patch 3.0.12-rt30-rc2.
SR>
SR>Please scream at me if I messed something up. Please test the patches too.
SR>
SR>The difference between this and -rc1 was I fixed up the patches to
SR>add the changes, instead of removing them :)
SR>
SR>I also added the missing commit:
SR>KVM: fix XSAVE bit scanning (now properly)
SR>That Thomas pointed out was missing.
SR>
SR>
SR>The -rc release will be uploaded to kernel.org and will be deleted when
SR>the final release is out. This is just a review release (or release candidate).
SR>
SR>The pre-releases will not be pushed to the git repository, only the
SR>final release is.
SR>
SR>If all goes well, this patch will be converted to the main release
SR>next on Wednesday (11/7/2011).
SR>
SR>Enjoy,
SR>
SR>-- Steve
SR>
SR>
SR>To build 3.0.12-rt30-rc2 directly, the following patches should be applied:
SR>
SR> http://www.kernel.org/pub/linux/kernel/v3.0/linux-3.0.tar.xz
SR>
SR> http://www.kernel.org/pub/linux/kernel/v3.0/patch-3.0.12.xz
SR>
SR> http://www.kernel.org/pub/linux/kernel/projects/rt/3.0/patch-3.0.12-rt30-rc2.patch.xz
SR>
SR>You can also build from 3.0.12-rt29 by applying the incremental patch:
SR>
SR>http://www.kernel.org/pub/linux/kernel/projects/rt/3.0/incr/patch-3.0.12-rt29-rt30-rc2.patch.xz
SR>
SR>
SR>Changes from 3.0.12-rt29:
SR>
SR>---
SR>
SR>
SR>Andre Przywara (1):
SR> KVM: fix XSAVE bit scanning (now properly)
SR>
SR>Avi Kivity (1):
SR> KVM: Sanitize cpuid
SR>
SR>Edward Donovan (1):
SR> genirq: fix regression in irqfixup, irqpoll
SR>
SR>Ingo Molnar (1):
SR> tasklet/rt: Prevent tasklets from going into infinite spin in RT
SR>
SR>Peter Zijlstra (2):
SR> slab, lockdep: Fix silly bug
SR> slab, lockdep: Annotate all slab caches
SR>
SR>Roland Dreier (1):
SR> intel-iommu: Fix AB-BA lockdep report
SR>
SR>Steven Rostedt (1):
SR> Linux v3.0.12-rt30-rc2
SR>
SR>Thomas Gleixner (3):
SR> wait: Provide __wake_up_all_locked
SR> pci: Use __wake_up_all_locked pci_unblock_user_cfg_access()
SR> acpi: Make gbl_[hardware|gpe]_lock raw
SR>
SR>----
SR> arch/x86/kvm/x86.c | 44 +++++++-
SR> drivers/acpi/acpica/acglobal.h | 4 +-
SR> drivers/acpi/acpica/evgpe.c | 4 +-
SR> drivers/acpi/acpica/evgpeblk.c | 8 +-
SR> drivers/acpi/acpica/evgpeutil.c | 12 +-
SR> drivers/acpi/acpica/evxface.c | 10 +-
SR> drivers/acpi/acpica/evxfgpe.c | 24 +++---
SR> drivers/acpi/acpica/hwregs.c | 4 +-
SR> drivers/acpi/acpica/hwxface.c | 4 +-
SR> drivers/acpi/acpica/utmutex.c | 21 +----
SR> drivers/pci/access.c | 2 +-
SR> drivers/pci/intel-iommu.c | 4 +-
SR> include/linux/interrupt.h | 39 ++++----
SR> include/linux/wait.h | 5 +-
SR> kernel/irq/spurious.c | 4 +-
SR> kernel/sched.c | 4 +-
SR> kernel/softirq.c | 208 ++++++++++++++++++++++++++++-----------
SR> localversion-rt | 2 +-
SR> mm/slab.c | 55 ++++++-----
SR> 19 files changed, 290 insertions(+), 168 deletions(-)
SR>

C уважением With Best Regards
Георгиевский Юрий. Georgiewskiy Yuriy
+7 4872 711666 +7 4872 711666
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