[Kernel-packages] [Bug 1649821] Re: Boot crash in xen_send_IPI_one

2017-01-10 Thread Ross Lagerwall
I have tested the proposed kernel and it works for me. Thanks!

** Tags removed: verification-needed-xenial
** Tags added: verification-done-xenial

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https://bugs.launchpad.net/bugs/1649821

Title:
  Boot crash in xen_send_IPI_one

Status in linux package in Ubuntu:
  Fix Released
Status in linux source package in Xenial:
  Fix Released

Bug description:
  Every hundred boots or so when booting Ubuntu 16.04 under Xen, it
  crashes early on boot with the following stack trace:

kernel BUG at 
/build/linux-Ay7j_C/linux-4.4.0/drivers/xen/events/events_base.c:1210!
invalid opcode:  [#1] SMP
...
RIP: 0010:[]  [] 
xen_send_IPI_one+0x59/0x60
...
Call Trace:
 [] xen_qlock_kick+0xe/0x10
 [] __pv_queued_spin_unlock+0xb2/0xf0
 [] ? __raw_callee_save___pv_queued_spin_unlock+0x11/0x20
 [] ? check_tsc_warp+0x76/0x150
 [] check_tsc_sync_source+0x96/0x160
 [] native_cpu_up+0x3d8/0x9f0
 [] xen_hvm_cpu_up+0x35/0x80
 [] _cpu_up+0x13c/0x180
 [] cpu_up+0x7a/0xa0
 [] smp_init+0x7f/0x81
 [] kernel_init_freeable+0xef/0x212
 [] ? rest_init+0x80/0x80
 [] kernel_init+0xe/0xe0
 [] ret_from_fork+0x3f/0x70
 [] ? rest_init+0x80/0x80

  This is fixed by the following commit:
  
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/arch/x86/xen?id=707e59ba494372a90d245f18b0c78982caa88e48

  Unfortunately this wasn't backported to Linux 4.4. Can you please
  include this in the next Ubuntu 16.04 kernel release?

  Thanks
  Ross
  --- 
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Dec 14 11:48 seq
   crw-rw 1 root audio 116, 33 Dec 14 11:48 timer
  AplayDevices: Error: [Errno 2] No such file or directory
  ApportVersion: 2.20.1-0ubuntu2.2
  Architecture: amd64
  ArecordDevices: Error: [Errno 2] No such file or directory
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  DistroRelease: Ubuntu 16.04
  HibernationDevice: RESUME=UUID=637c02d7-6135-4ecc-8273-b014d21cf217
  IwConfig: Error: [Errno 2] No such file or directory
  Lsusb:
   Bus 001 Device 002: ID 0627:0001 Adomax Technology Co., Ltd 
   Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
  MachineType: Xen HVM domU
  Package: linux (not installed)
  PciMultimedia:
   
  ProcFB: 0 EFI VGA
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-53-generic 
root=UUID=6748a82f-b075-401e-ac74-0ebe865003f2 ro console=hvc0 console=tty0
  ProcVersionSignature: Ubuntu 4.4.0-53.74-generic 4.4.30
  RelatedPackageVersions:
   linux-restricted-modules-4.4.0-53-generic N/A
   linux-backports-modules-4.4.0-53-generic  N/A
   linux-firmware1.157.5
  RfKill: Error: [Errno 2] No such file or directory
  Tags:  xenial
  Uname: Linux 4.4.0-53-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:
   
  _MarkForUpload: True
  dmi.bios.date: 12/07/2016
  dmi.bios.vendor: Xen
  dmi.bios.version: 4.7.1-xs131890-d
  dmi.chassis.type: 1
  dmi.chassis.vendor: Xen
  dmi.modalias: 
dmi:bvnXen:bvr4.7.1-xs131890-d:bd12/07/2016:svnXen:pnHVMdomU:pvr4.7.1-xs131890-d:cvnXen:ct1:cvr:
  dmi.product.name: HVM domU
  dmi.product.version: 4.7.1-xs131890-d
  dmi.sys.vendor: Xen

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1649821] Re: Boot crash in xen_send_IPI_one

2017-01-10 Thread Ross Lagerwall
Yeah I will get it done now.

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https://bugs.launchpad.net/bugs/1649821

Title:
  Boot crash in xen_send_IPI_one

Status in linux package in Ubuntu:
  Fix Released
Status in linux source package in Xenial:
  Fix Committed

Bug description:
  Every hundred boots or so when booting Ubuntu 16.04 under Xen, it
  crashes early on boot with the following stack trace:

kernel BUG at 
/build/linux-Ay7j_C/linux-4.4.0/drivers/xen/events/events_base.c:1210!
invalid opcode:  [#1] SMP
...
RIP: 0010:[]  [] 
xen_send_IPI_one+0x59/0x60
...
Call Trace:
 [] xen_qlock_kick+0xe/0x10
 [] __pv_queued_spin_unlock+0xb2/0xf0
 [] ? __raw_callee_save___pv_queued_spin_unlock+0x11/0x20
 [] ? check_tsc_warp+0x76/0x150
 [] check_tsc_sync_source+0x96/0x160
 [] native_cpu_up+0x3d8/0x9f0
 [] xen_hvm_cpu_up+0x35/0x80
 [] _cpu_up+0x13c/0x180
 [] cpu_up+0x7a/0xa0
 [] smp_init+0x7f/0x81
 [] kernel_init_freeable+0xef/0x212
 [] ? rest_init+0x80/0x80
 [] kernel_init+0xe/0xe0
 [] ret_from_fork+0x3f/0x70
 [] ? rest_init+0x80/0x80

  This is fixed by the following commit:
  
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/arch/x86/xen?id=707e59ba494372a90d245f18b0c78982caa88e48

  Unfortunately this wasn't backported to Linux 4.4. Can you please
  include this in the next Ubuntu 16.04 kernel release?

  Thanks
  Ross
  --- 
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Dec 14 11:48 seq
   crw-rw 1 root audio 116, 33 Dec 14 11:48 timer
  AplayDevices: Error: [Errno 2] No such file or directory
  ApportVersion: 2.20.1-0ubuntu2.2
  Architecture: amd64
  ArecordDevices: Error: [Errno 2] No such file or directory
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  DistroRelease: Ubuntu 16.04
  HibernationDevice: RESUME=UUID=637c02d7-6135-4ecc-8273-b014d21cf217
  IwConfig: Error: [Errno 2] No such file or directory
  Lsusb:
   Bus 001 Device 002: ID 0627:0001 Adomax Technology Co., Ltd 
   Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
  MachineType: Xen HVM domU
  Package: linux (not installed)
  PciMultimedia:
   
  ProcFB: 0 EFI VGA
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-53-generic 
root=UUID=6748a82f-b075-401e-ac74-0ebe865003f2 ro console=hvc0 console=tty0
  ProcVersionSignature: Ubuntu 4.4.0-53.74-generic 4.4.30
  RelatedPackageVersions:
   linux-restricted-modules-4.4.0-53-generic N/A
   linux-backports-modules-4.4.0-53-generic  N/A
   linux-firmware1.157.5
  RfKill: Error: [Errno 2] No such file or directory
  Tags:  xenial
  Uname: Linux 4.4.0-53-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:
   
  _MarkForUpload: True
  dmi.bios.date: 12/07/2016
  dmi.bios.vendor: Xen
  dmi.bios.version: 4.7.1-xs131890-d
  dmi.chassis.type: 1
  dmi.chassis.vendor: Xen
  dmi.modalias: 
dmi:bvnXen:bvr4.7.1-xs131890-d:bd12/07/2016:svnXen:pnHVMdomU:pvr4.7.1-xs131890-d:cvnXen:ct1:cvr:
  dmi.product.name: HVM domU
  dmi.product.version: 4.7.1-xs131890-d
  dmi.sys.vendor: Xen

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1649821] Re: Boot crash in xen_send_IPI_one

2016-12-22 Thread Ross Lagerwall
I'm not able to test this for a couple of weeks due to the holiday
period.

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You received this bug notification because you are a member of Kernel
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https://bugs.launchpad.net/bugs/1649821

Title:
  Boot crash in xen_send_IPI_one

Status in linux package in Ubuntu:
  Fix Released
Status in linux source package in Xenial:
  Fix Committed

Bug description:
  Every hundred boots or so when booting Ubuntu 16.04 under Xen, it
  crashes early on boot with the following stack trace:

kernel BUG at 
/build/linux-Ay7j_C/linux-4.4.0/drivers/xen/events/events_base.c:1210!
invalid opcode:  [#1] SMP
...
RIP: 0010:[]  [] 
xen_send_IPI_one+0x59/0x60
...
Call Trace:
 [] xen_qlock_kick+0xe/0x10
 [] __pv_queued_spin_unlock+0xb2/0xf0
 [] ? __raw_callee_save___pv_queued_spin_unlock+0x11/0x20
 [] ? check_tsc_warp+0x76/0x150
 [] check_tsc_sync_source+0x96/0x160
 [] native_cpu_up+0x3d8/0x9f0
 [] xen_hvm_cpu_up+0x35/0x80
 [] _cpu_up+0x13c/0x180
 [] cpu_up+0x7a/0xa0
 [] smp_init+0x7f/0x81
 [] kernel_init_freeable+0xef/0x212
 [] ? rest_init+0x80/0x80
 [] kernel_init+0xe/0xe0
 [] ret_from_fork+0x3f/0x70
 [] ? rest_init+0x80/0x80

  This is fixed by the following commit:
  
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/arch/x86/xen?id=707e59ba494372a90d245f18b0c78982caa88e48

  Unfortunately this wasn't backported to Linux 4.4. Can you please
  include this in the next Ubuntu 16.04 kernel release?

  Thanks
  Ross
  --- 
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Dec 14 11:48 seq
   crw-rw 1 root audio 116, 33 Dec 14 11:48 timer
  AplayDevices: Error: [Errno 2] No such file or directory
  ApportVersion: 2.20.1-0ubuntu2.2
  Architecture: amd64
  ArecordDevices: Error: [Errno 2] No such file or directory
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  DistroRelease: Ubuntu 16.04
  HibernationDevice: RESUME=UUID=637c02d7-6135-4ecc-8273-b014d21cf217
  IwConfig: Error: [Errno 2] No such file or directory
  Lsusb:
   Bus 001 Device 002: ID 0627:0001 Adomax Technology Co., Ltd 
   Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
  MachineType: Xen HVM domU
  Package: linux (not installed)
  PciMultimedia:
   
  ProcFB: 0 EFI VGA
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-53-generic 
root=UUID=6748a82f-b075-401e-ac74-0ebe865003f2 ro console=hvc0 console=tty0
  ProcVersionSignature: Ubuntu 4.4.0-53.74-generic 4.4.30
  RelatedPackageVersions:
   linux-restricted-modules-4.4.0-53-generic N/A
   linux-backports-modules-4.4.0-53-generic  N/A
   linux-firmware1.157.5
  RfKill: Error: [Errno 2] No such file or directory
  Tags:  xenial
  Uname: Linux 4.4.0-53-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:
   
  _MarkForUpload: True
  dmi.bios.date: 12/07/2016
  dmi.bios.vendor: Xen
  dmi.bios.version: 4.7.1-xs131890-d
  dmi.chassis.type: 1
  dmi.chassis.vendor: Xen
  dmi.modalias: 
dmi:bvnXen:bvr4.7.1-xs131890-d:bd12/07/2016:svnXen:pnHVMdomU:pvr4.7.1-xs131890-d:cvnXen:ct1:cvr:
  dmi.product.name: HVM domU
  dmi.product.version: 4.7.1-xs131890-d
  dmi.sys.vendor: Xen

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1649821] Re: Boot crash in xen_send_IPI_one

2016-12-14 Thread Ross Lagerwall
> It seems like an obvious fix. Both call traces look identical. I can
> certainly produce a test kernel and get the reporter to produce some
> results.

Just to be clear, both call traces look identical because I wrote that
patch to fix this particular issue, but unfortunately didn't get it
backported to the stable releases.

I'm not sure why we haven't seen it on trusty. Perhaps some
initialization ordering or kernel config options changed which exposed
the race.

-- 
You received this bug notification because you are a member of Kernel
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https://bugs.launchpad.net/bugs/1649821

Title:
  Boot crash in xen_send_IPI_one

Status in linux package in Ubuntu:
  Fix Released
Status in linux source package in Xenial:
  In Progress

Bug description:
  Every hundred boots or so when booting Ubuntu 16.04 under Xen, it
  crashes early on boot with the following stack trace:

kernel BUG at 
/build/linux-Ay7j_C/linux-4.4.0/drivers/xen/events/events_base.c:1210!
invalid opcode:  [#1] SMP
...
RIP: 0010:[]  [] 
xen_send_IPI_one+0x59/0x60
...
Call Trace:
 [] xen_qlock_kick+0xe/0x10
 [] __pv_queued_spin_unlock+0xb2/0xf0
 [] ? __raw_callee_save___pv_queued_spin_unlock+0x11/0x20
 [] ? check_tsc_warp+0x76/0x150
 [] check_tsc_sync_source+0x96/0x160
 [] native_cpu_up+0x3d8/0x9f0
 [] xen_hvm_cpu_up+0x35/0x80
 [] _cpu_up+0x13c/0x180
 [] cpu_up+0x7a/0xa0
 [] smp_init+0x7f/0x81
 [] kernel_init_freeable+0xef/0x212
 [] ? rest_init+0x80/0x80
 [] kernel_init+0xe/0xe0
 [] ret_from_fork+0x3f/0x70
 [] ? rest_init+0x80/0x80

  This is fixed by the following commit:
  
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/arch/x86/xen?id=707e59ba494372a90d245f18b0c78982caa88e48

  Unfortunately this wasn't backported to Linux 4.4. Can you please
  include this in the next Ubuntu 16.04 kernel release?

  Thanks
  Ross
  --- 
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Dec 14 11:48 seq
   crw-rw 1 root audio 116, 33 Dec 14 11:48 timer
  AplayDevices: Error: [Errno 2] No such file or directory
  ApportVersion: 2.20.1-0ubuntu2.2
  Architecture: amd64
  ArecordDevices: Error: [Errno 2] No such file or directory
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  DistroRelease: Ubuntu 16.04
  HibernationDevice: RESUME=UUID=637c02d7-6135-4ecc-8273-b014d21cf217
  IwConfig: Error: [Errno 2] No such file or directory
  Lsusb:
   Bus 001 Device 002: ID 0627:0001 Adomax Technology Co., Ltd 
   Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
  MachineType: Xen HVM domU
  Package: linux (not installed)
  PciMultimedia:
   
  ProcFB: 0 EFI VGA
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-53-generic 
root=UUID=6748a82f-b075-401e-ac74-0ebe865003f2 ro console=hvc0 console=tty0
  ProcVersionSignature: Ubuntu 4.4.0-53.74-generic 4.4.30
  RelatedPackageVersions:
   linux-restricted-modules-4.4.0-53-generic N/A
   linux-backports-modules-4.4.0-53-generic  N/A
   linux-firmware1.157.5
  RfKill: Error: [Errno 2] No such file or directory
  Tags:  xenial
  Uname: Linux 4.4.0-53-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:
   
  _MarkForUpload: True
  dmi.bios.date: 12/07/2016
  dmi.bios.vendor: Xen
  dmi.bios.version: 4.7.1-xs131890-d
  dmi.chassis.type: 1
  dmi.chassis.vendor: Xen
  dmi.modalias: 
dmi:bvnXen:bvr4.7.1-xs131890-d:bd12/07/2016:svnXen:pnHVMdomU:pvr4.7.1-xs131890-d:cvnXen:ct1:cvr:
  dmi.product.name: HVM domU
  dmi.product.version: 4.7.1-xs131890-d
  dmi.sys.vendor: Xen

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1649821] ProcInterrupts.txt

2016-12-14 Thread Ross Lagerwall
apport information

** Attachment added: "ProcInterrupts.txt"
   
https://bugs.launchpad.net/bugs/1649821/+attachment/4791523/+files/ProcInterrupts.txt

-- 
You received this bug notification because you are a member of Kernel
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https://bugs.launchpad.net/bugs/1649821

Title:
  Boot crash in xen_send_IPI_one

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  Every hundred boots or so when booting Ubuntu 16.04 under Xen, it
  crashes early on boot with the following stack trace:

kernel BUG at 
/build/linux-Ay7j_C/linux-4.4.0/drivers/xen/events/events_base.c:1210!
invalid opcode:  [#1] SMP
...
RIP: 0010:[]  [] 
xen_send_IPI_one+0x59/0x60
...
Call Trace:
 [] xen_qlock_kick+0xe/0x10
 [] __pv_queued_spin_unlock+0xb2/0xf0
 [] ? __raw_callee_save___pv_queued_spin_unlock+0x11/0x20
 [] ? check_tsc_warp+0x76/0x150
 [] check_tsc_sync_source+0x96/0x160
 [] native_cpu_up+0x3d8/0x9f0
 [] xen_hvm_cpu_up+0x35/0x80
 [] _cpu_up+0x13c/0x180
 [] cpu_up+0x7a/0xa0
 [] smp_init+0x7f/0x81
 [] kernel_init_freeable+0xef/0x212
 [] ? rest_init+0x80/0x80
 [] kernel_init+0xe/0xe0
 [] ret_from_fork+0x3f/0x70
 [] ? rest_init+0x80/0x80

  This is fixed by the following commit:
  
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/arch/x86/xen?id=707e59ba494372a90d245f18b0c78982caa88e48

  Unfortunately this wasn't backported to Linux 4.4. Can you please
  include this in the next Ubuntu 16.04 kernel release?

  Thanks
  Ross
  --- 
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Dec 14 11:48 seq
   crw-rw 1 root audio 116, 33 Dec 14 11:48 timer
  AplayDevices: Error: [Errno 2] No such file or directory
  ApportVersion: 2.20.1-0ubuntu2.2
  Architecture: amd64
  ArecordDevices: Error: [Errno 2] No such file or directory
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  DistroRelease: Ubuntu 16.04
  HibernationDevice: RESUME=UUID=637c02d7-6135-4ecc-8273-b014d21cf217
  IwConfig: Error: [Errno 2] No such file or directory
  Lsusb:
   Bus 001 Device 002: ID 0627:0001 Adomax Technology Co., Ltd 
   Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
  MachineType: Xen HVM domU
  Package: linux (not installed)
  PciMultimedia:
   
  ProcFB: 0 EFI VGA
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-53-generic 
root=UUID=6748a82f-b075-401e-ac74-0ebe865003f2 ro console=hvc0 console=tty0
  ProcVersionSignature: Ubuntu 4.4.0-53.74-generic 4.4.30
  RelatedPackageVersions:
   linux-restricted-modules-4.4.0-53-generic N/A
   linux-backports-modules-4.4.0-53-generic  N/A
   linux-firmware1.157.5
  RfKill: Error: [Errno 2] No such file or directory
  Tags:  xenial
  Uname: Linux 4.4.0-53-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:
   
  _MarkForUpload: True
  dmi.bios.date: 12/07/2016
  dmi.bios.vendor: Xen
  dmi.bios.version: 4.7.1-xs131890-d
  dmi.chassis.type: 1
  dmi.chassis.vendor: Xen
  dmi.modalias: 
dmi:bvnXen:bvr4.7.1-xs131890-d:bd12/07/2016:svnXen:pnHVMdomU:pvr4.7.1-xs131890-d:cvnXen:ct1:cvr:
  dmi.product.name: HVM domU
  dmi.product.version: 4.7.1-xs131890-d
  dmi.sys.vendor: Xen

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1649821] Re: Boot crash in xen_send_IPI_one

2016-12-14 Thread Ross Lagerwall
I've run the required command and I've set the status to Confirmed. The
logs won't have much useful in it because the crash is really early on
boot.

Anyway, the following commit should fix the issue:
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/arch/x86/xen?id=707e59ba494372a90d245f18b0c78982caa88e48

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1649821

Title:
  Boot crash in xen_send_IPI_one

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  Every hundred boots or so when booting Ubuntu 16.04 under Xen, it
  crashes early on boot with the following stack trace:

kernel BUG at 
/build/linux-Ay7j_C/linux-4.4.0/drivers/xen/events/events_base.c:1210!
invalid opcode:  [#1] SMP
...
RIP: 0010:[]  [] 
xen_send_IPI_one+0x59/0x60
...
Call Trace:
 [] xen_qlock_kick+0xe/0x10
 [] __pv_queued_spin_unlock+0xb2/0xf0
 [] ? __raw_callee_save___pv_queued_spin_unlock+0x11/0x20
 [] ? check_tsc_warp+0x76/0x150
 [] check_tsc_sync_source+0x96/0x160
 [] native_cpu_up+0x3d8/0x9f0
 [] xen_hvm_cpu_up+0x35/0x80
 [] _cpu_up+0x13c/0x180
 [] cpu_up+0x7a/0xa0
 [] smp_init+0x7f/0x81
 [] kernel_init_freeable+0xef/0x212
 [] ? rest_init+0x80/0x80
 [] kernel_init+0xe/0xe0
 [] ret_from_fork+0x3f/0x70
 [] ? rest_init+0x80/0x80

  This is fixed by the following commit:
  
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/arch/x86/xen?id=707e59ba494372a90d245f18b0c78982caa88e48

  Unfortunately this wasn't backported to Linux 4.4. Can you please
  include this in the next Ubuntu 16.04 kernel release?

  Thanks
  Ross
  --- 
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Dec 14 11:48 seq
   crw-rw 1 root audio 116, 33 Dec 14 11:48 timer
  AplayDevices: Error: [Errno 2] No such file or directory
  ApportVersion: 2.20.1-0ubuntu2.2
  Architecture: amd64
  ArecordDevices: Error: [Errno 2] No such file or directory
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  DistroRelease: Ubuntu 16.04
  HibernationDevice: RESUME=UUID=637c02d7-6135-4ecc-8273-b014d21cf217
  IwConfig: Error: [Errno 2] No such file or directory
  Lsusb:
   Bus 001 Device 002: ID 0627:0001 Adomax Technology Co., Ltd 
   Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
  MachineType: Xen HVM domU
  Package: linux (not installed)
  PciMultimedia:
   
  ProcFB: 0 EFI VGA
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-53-generic 
root=UUID=6748a82f-b075-401e-ac74-0ebe865003f2 ro console=hvc0 console=tty0
  ProcVersionSignature: Ubuntu 4.4.0-53.74-generic 4.4.30
  RelatedPackageVersions:
   linux-restricted-modules-4.4.0-53-generic N/A
   linux-backports-modules-4.4.0-53-generic  N/A
   linux-firmware1.157.5
  RfKill: Error: [Errno 2] No such file or directory
  Tags:  xenial
  Uname: Linux 4.4.0-53-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:
   
  _MarkForUpload: True
  dmi.bios.date: 12/07/2016
  dmi.bios.vendor: Xen
  dmi.bios.version: 4.7.1-xs131890-d
  dmi.chassis.type: 1
  dmi.chassis.vendor: Xen
  dmi.modalias: 
dmi:bvnXen:bvr4.7.1-xs131890-d:bd12/07/2016:svnXen:pnHVMdomU:pvr4.7.1-xs131890-d:cvnXen:ct1:cvr:
  dmi.product.name: HVM domU
  dmi.product.version: 4.7.1-xs131890-d
  dmi.sys.vendor: Xen

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1649821] WifiSyslog.txt

2016-12-14 Thread Ross Lagerwall
apport information

** Attachment added: "WifiSyslog.txt"
   
https://bugs.launchpad.net/bugs/1649821/+attachment/4791526/+files/WifiSyslog.txt

** Changed in: linux (Ubuntu)
   Status: Incomplete => Confirmed

-- 
You received this bug notification because you are a member of Kernel
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https://bugs.launchpad.net/bugs/1649821

Title:
  Boot crash in xen_send_IPI_one

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  Every hundred boots or so when booting Ubuntu 16.04 under Xen, it
  crashes early on boot with the following stack trace:

kernel BUG at 
/build/linux-Ay7j_C/linux-4.4.0/drivers/xen/events/events_base.c:1210!
invalid opcode:  [#1] SMP
...
RIP: 0010:[]  [] 
xen_send_IPI_one+0x59/0x60
...
Call Trace:
 [] xen_qlock_kick+0xe/0x10
 [] __pv_queued_spin_unlock+0xb2/0xf0
 [] ? __raw_callee_save___pv_queued_spin_unlock+0x11/0x20
 [] ? check_tsc_warp+0x76/0x150
 [] check_tsc_sync_source+0x96/0x160
 [] native_cpu_up+0x3d8/0x9f0
 [] xen_hvm_cpu_up+0x35/0x80
 [] _cpu_up+0x13c/0x180
 [] cpu_up+0x7a/0xa0
 [] smp_init+0x7f/0x81
 [] kernel_init_freeable+0xef/0x212
 [] ? rest_init+0x80/0x80
 [] kernel_init+0xe/0xe0
 [] ret_from_fork+0x3f/0x70
 [] ? rest_init+0x80/0x80

  This is fixed by the following commit:
  
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/arch/x86/xen?id=707e59ba494372a90d245f18b0c78982caa88e48

  Unfortunately this wasn't backported to Linux 4.4. Can you please
  include this in the next Ubuntu 16.04 kernel release?

  Thanks
  Ross
  --- 
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Dec 14 11:48 seq
   crw-rw 1 root audio 116, 33 Dec 14 11:48 timer
  AplayDevices: Error: [Errno 2] No such file or directory
  ApportVersion: 2.20.1-0ubuntu2.2
  Architecture: amd64
  ArecordDevices: Error: [Errno 2] No such file or directory
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  DistroRelease: Ubuntu 16.04
  HibernationDevice: RESUME=UUID=637c02d7-6135-4ecc-8273-b014d21cf217
  IwConfig: Error: [Errno 2] No such file or directory
  Lsusb:
   Bus 001 Device 002: ID 0627:0001 Adomax Technology Co., Ltd 
   Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
  MachineType: Xen HVM domU
  Package: linux (not installed)
  PciMultimedia:
   
  ProcFB: 0 EFI VGA
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-53-generic 
root=UUID=6748a82f-b075-401e-ac74-0ebe865003f2 ro console=hvc0 console=tty0
  ProcVersionSignature: Ubuntu 4.4.0-53.74-generic 4.4.30
  RelatedPackageVersions:
   linux-restricted-modules-4.4.0-53-generic N/A
   linux-backports-modules-4.4.0-53-generic  N/A
   linux-firmware1.157.5
  RfKill: Error: [Errno 2] No such file or directory
  Tags:  xenial
  Uname: Linux 4.4.0-53-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:
   
  _MarkForUpload: True
  dmi.bios.date: 12/07/2016
  dmi.bios.vendor: Xen
  dmi.bios.version: 4.7.1-xs131890-d
  dmi.chassis.type: 1
  dmi.chassis.vendor: Xen
  dmi.modalias: 
dmi:bvnXen:bvr4.7.1-xs131890-d:bd12/07/2016:svnXen:pnHVMdomU:pvr4.7.1-xs131890-d:cvnXen:ct1:cvr:
  dmi.product.name: HVM domU
  dmi.product.version: 4.7.1-xs131890-d
  dmi.sys.vendor: Xen

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1649821/+subscriptions

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[Kernel-packages] [Bug 1649821] ProcEnviron.txt

2016-12-14 Thread Ross Lagerwall
apport information

** Attachment added: "ProcEnviron.txt"
   
https://bugs.launchpad.net/bugs/1649821/+attachment/4791522/+files/ProcEnviron.txt

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1649821

Title:
  Boot crash in xen_send_IPI_one

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  Every hundred boots or so when booting Ubuntu 16.04 under Xen, it
  crashes early on boot with the following stack trace:

kernel BUG at 
/build/linux-Ay7j_C/linux-4.4.0/drivers/xen/events/events_base.c:1210!
invalid opcode:  [#1] SMP
...
RIP: 0010:[]  [] 
xen_send_IPI_one+0x59/0x60
...
Call Trace:
 [] xen_qlock_kick+0xe/0x10
 [] __pv_queued_spin_unlock+0xb2/0xf0
 [] ? __raw_callee_save___pv_queued_spin_unlock+0x11/0x20
 [] ? check_tsc_warp+0x76/0x150
 [] check_tsc_sync_source+0x96/0x160
 [] native_cpu_up+0x3d8/0x9f0
 [] xen_hvm_cpu_up+0x35/0x80
 [] _cpu_up+0x13c/0x180
 [] cpu_up+0x7a/0xa0
 [] smp_init+0x7f/0x81
 [] kernel_init_freeable+0xef/0x212
 [] ? rest_init+0x80/0x80
 [] kernel_init+0xe/0xe0
 [] ret_from_fork+0x3f/0x70
 [] ? rest_init+0x80/0x80

  This is fixed by the following commit:
  
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/arch/x86/xen?id=707e59ba494372a90d245f18b0c78982caa88e48

  Unfortunately this wasn't backported to Linux 4.4. Can you please
  include this in the next Ubuntu 16.04 kernel release?

  Thanks
  Ross
  --- 
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Dec 14 11:48 seq
   crw-rw 1 root audio 116, 33 Dec 14 11:48 timer
  AplayDevices: Error: [Errno 2] No such file or directory
  ApportVersion: 2.20.1-0ubuntu2.2
  Architecture: amd64
  ArecordDevices: Error: [Errno 2] No such file or directory
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  DistroRelease: Ubuntu 16.04
  HibernationDevice: RESUME=UUID=637c02d7-6135-4ecc-8273-b014d21cf217
  IwConfig: Error: [Errno 2] No such file or directory
  Lsusb:
   Bus 001 Device 002: ID 0627:0001 Adomax Technology Co., Ltd 
   Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
  MachineType: Xen HVM domU
  Package: linux (not installed)
  PciMultimedia:
   
  ProcFB: 0 EFI VGA
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-53-generic 
root=UUID=6748a82f-b075-401e-ac74-0ebe865003f2 ro console=hvc0 console=tty0
  ProcVersionSignature: Ubuntu 4.4.0-53.74-generic 4.4.30
  RelatedPackageVersions:
   linux-restricted-modules-4.4.0-53-generic N/A
   linux-backports-modules-4.4.0-53-generic  N/A
   linux-firmware1.157.5
  RfKill: Error: [Errno 2] No such file or directory
  Tags:  xenial
  Uname: Linux 4.4.0-53-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:
   
  _MarkForUpload: True
  dmi.bios.date: 12/07/2016
  dmi.bios.vendor: Xen
  dmi.bios.version: 4.7.1-xs131890-d
  dmi.chassis.type: 1
  dmi.chassis.vendor: Xen
  dmi.modalias: 
dmi:bvnXen:bvr4.7.1-xs131890-d:bd12/07/2016:svnXen:pnHVMdomU:pvr4.7.1-xs131890-d:cvnXen:ct1:cvr:
  dmi.product.name: HVM domU
  dmi.product.version: 4.7.1-xs131890-d
  dmi.sys.vendor: Xen

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1649821/+subscriptions

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[Kernel-packages] [Bug 1649821] UdevDb.txt

2016-12-14 Thread Ross Lagerwall
apport information

** Attachment added: "UdevDb.txt"
   https://bugs.launchpad.net/bugs/1649821/+attachment/4791525/+files/UdevDb.txt

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1649821

Title:
  Boot crash in xen_send_IPI_one

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  Every hundred boots or so when booting Ubuntu 16.04 under Xen, it
  crashes early on boot with the following stack trace:

kernel BUG at 
/build/linux-Ay7j_C/linux-4.4.0/drivers/xen/events/events_base.c:1210!
invalid opcode:  [#1] SMP
...
RIP: 0010:[]  [] 
xen_send_IPI_one+0x59/0x60
...
Call Trace:
 [] xen_qlock_kick+0xe/0x10
 [] __pv_queued_spin_unlock+0xb2/0xf0
 [] ? __raw_callee_save___pv_queued_spin_unlock+0x11/0x20
 [] ? check_tsc_warp+0x76/0x150
 [] check_tsc_sync_source+0x96/0x160
 [] native_cpu_up+0x3d8/0x9f0
 [] xen_hvm_cpu_up+0x35/0x80
 [] _cpu_up+0x13c/0x180
 [] cpu_up+0x7a/0xa0
 [] smp_init+0x7f/0x81
 [] kernel_init_freeable+0xef/0x212
 [] ? rest_init+0x80/0x80
 [] kernel_init+0xe/0xe0
 [] ret_from_fork+0x3f/0x70
 [] ? rest_init+0x80/0x80

  This is fixed by the following commit:
  
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/arch/x86/xen?id=707e59ba494372a90d245f18b0c78982caa88e48

  Unfortunately this wasn't backported to Linux 4.4. Can you please
  include this in the next Ubuntu 16.04 kernel release?

  Thanks
  Ross
  --- 
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Dec 14 11:48 seq
   crw-rw 1 root audio 116, 33 Dec 14 11:48 timer
  AplayDevices: Error: [Errno 2] No such file or directory
  ApportVersion: 2.20.1-0ubuntu2.2
  Architecture: amd64
  ArecordDevices: Error: [Errno 2] No such file or directory
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  DistroRelease: Ubuntu 16.04
  HibernationDevice: RESUME=UUID=637c02d7-6135-4ecc-8273-b014d21cf217
  IwConfig: Error: [Errno 2] No such file or directory
  Lsusb:
   Bus 001 Device 002: ID 0627:0001 Adomax Technology Co., Ltd 
   Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
  MachineType: Xen HVM domU
  Package: linux (not installed)
  PciMultimedia:
   
  ProcFB: 0 EFI VGA
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-53-generic 
root=UUID=6748a82f-b075-401e-ac74-0ebe865003f2 ro console=hvc0 console=tty0
  ProcVersionSignature: Ubuntu 4.4.0-53.74-generic 4.4.30
  RelatedPackageVersions:
   linux-restricted-modules-4.4.0-53-generic N/A
   linux-backports-modules-4.4.0-53-generic  N/A
   linux-firmware1.157.5
  RfKill: Error: [Errno 2] No such file or directory
  Tags:  xenial
  Uname: Linux 4.4.0-53-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:
   
  _MarkForUpload: True
  dmi.bios.date: 12/07/2016
  dmi.bios.vendor: Xen
  dmi.bios.version: 4.7.1-xs131890-d
  dmi.chassis.type: 1
  dmi.chassis.vendor: Xen
  dmi.modalias: 
dmi:bvnXen:bvr4.7.1-xs131890-d:bd12/07/2016:svnXen:pnHVMdomU:pvr4.7.1-xs131890-d:cvnXen:ct1:cvr:
  dmi.product.name: HVM domU
  dmi.product.version: 4.7.1-xs131890-d
  dmi.sys.vendor: Xen

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1649821/+subscriptions

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[Kernel-packages] [Bug 1649821] Lspci.txt

2016-12-14 Thread Ross Lagerwall
apport information

** Attachment added: "Lspci.txt"
   https://bugs.launchpad.net/bugs/1649821/+attachment/4791520/+files/Lspci.txt

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1649821

Title:
  Boot crash in xen_send_IPI_one

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  Every hundred boots or so when booting Ubuntu 16.04 under Xen, it
  crashes early on boot with the following stack trace:

kernel BUG at 
/build/linux-Ay7j_C/linux-4.4.0/drivers/xen/events/events_base.c:1210!
invalid opcode:  [#1] SMP
...
RIP: 0010:[]  [] 
xen_send_IPI_one+0x59/0x60
...
Call Trace:
 [] xen_qlock_kick+0xe/0x10
 [] __pv_queued_spin_unlock+0xb2/0xf0
 [] ? __raw_callee_save___pv_queued_spin_unlock+0x11/0x20
 [] ? check_tsc_warp+0x76/0x150
 [] check_tsc_sync_source+0x96/0x160
 [] native_cpu_up+0x3d8/0x9f0
 [] xen_hvm_cpu_up+0x35/0x80
 [] _cpu_up+0x13c/0x180
 [] cpu_up+0x7a/0xa0
 [] smp_init+0x7f/0x81
 [] kernel_init_freeable+0xef/0x212
 [] ? rest_init+0x80/0x80
 [] kernel_init+0xe/0xe0
 [] ret_from_fork+0x3f/0x70
 [] ? rest_init+0x80/0x80

  This is fixed by the following commit:
  
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/arch/x86/xen?id=707e59ba494372a90d245f18b0c78982caa88e48

  Unfortunately this wasn't backported to Linux 4.4. Can you please
  include this in the next Ubuntu 16.04 kernel release?

  Thanks
  Ross
  --- 
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Dec 14 11:48 seq
   crw-rw 1 root audio 116, 33 Dec 14 11:48 timer
  AplayDevices: Error: [Errno 2] No such file or directory
  ApportVersion: 2.20.1-0ubuntu2.2
  Architecture: amd64
  ArecordDevices: Error: [Errno 2] No such file or directory
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  DistroRelease: Ubuntu 16.04
  HibernationDevice: RESUME=UUID=637c02d7-6135-4ecc-8273-b014d21cf217
  IwConfig: Error: [Errno 2] No such file or directory
  Lsusb:
   Bus 001 Device 002: ID 0627:0001 Adomax Technology Co., Ltd 
   Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
  MachineType: Xen HVM domU
  Package: linux (not installed)
  PciMultimedia:
   
  ProcFB: 0 EFI VGA
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-53-generic 
root=UUID=6748a82f-b075-401e-ac74-0ebe865003f2 ro console=hvc0 console=tty0
  ProcVersionSignature: Ubuntu 4.4.0-53.74-generic 4.4.30
  RelatedPackageVersions:
   linux-restricted-modules-4.4.0-53-generic N/A
   linux-backports-modules-4.4.0-53-generic  N/A
   linux-firmware1.157.5
  RfKill: Error: [Errno 2] No such file or directory
  Tags:  xenial
  Uname: Linux 4.4.0-53-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:
   
  _MarkForUpload: True
  dmi.bios.date: 12/07/2016
  dmi.bios.vendor: Xen
  dmi.bios.version: 4.7.1-xs131890-d
  dmi.chassis.type: 1
  dmi.chassis.vendor: Xen
  dmi.modalias: 
dmi:bvnXen:bvr4.7.1-xs131890-d:bd12/07/2016:svnXen:pnHVMdomU:pvr4.7.1-xs131890-d:cvnXen:ct1:cvr:
  dmi.product.name: HVM domU
  dmi.product.version: 4.7.1-xs131890-d
  dmi.sys.vendor: Xen

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1649821/+subscriptions

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[Kernel-packages] [Bug 1649821] ProcCpuinfo.txt

2016-12-14 Thread Ross Lagerwall
apport information

** Attachment added: "ProcCpuinfo.txt"
   
https://bugs.launchpad.net/bugs/1649821/+attachment/4791521/+files/ProcCpuinfo.txt

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1649821

Title:
  Boot crash in xen_send_IPI_one

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  Every hundred boots or so when booting Ubuntu 16.04 under Xen, it
  crashes early on boot with the following stack trace:

kernel BUG at 
/build/linux-Ay7j_C/linux-4.4.0/drivers/xen/events/events_base.c:1210!
invalid opcode:  [#1] SMP
...
RIP: 0010:[]  [] 
xen_send_IPI_one+0x59/0x60
...
Call Trace:
 [] xen_qlock_kick+0xe/0x10
 [] __pv_queued_spin_unlock+0xb2/0xf0
 [] ? __raw_callee_save___pv_queued_spin_unlock+0x11/0x20
 [] ? check_tsc_warp+0x76/0x150
 [] check_tsc_sync_source+0x96/0x160
 [] native_cpu_up+0x3d8/0x9f0
 [] xen_hvm_cpu_up+0x35/0x80
 [] _cpu_up+0x13c/0x180
 [] cpu_up+0x7a/0xa0
 [] smp_init+0x7f/0x81
 [] kernel_init_freeable+0xef/0x212
 [] ? rest_init+0x80/0x80
 [] kernel_init+0xe/0xe0
 [] ret_from_fork+0x3f/0x70
 [] ? rest_init+0x80/0x80

  This is fixed by the following commit:
  
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/arch/x86/xen?id=707e59ba494372a90d245f18b0c78982caa88e48

  Unfortunately this wasn't backported to Linux 4.4. Can you please
  include this in the next Ubuntu 16.04 kernel release?

  Thanks
  Ross
  --- 
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Dec 14 11:48 seq
   crw-rw 1 root audio 116, 33 Dec 14 11:48 timer
  AplayDevices: Error: [Errno 2] No such file or directory
  ApportVersion: 2.20.1-0ubuntu2.2
  Architecture: amd64
  ArecordDevices: Error: [Errno 2] No such file or directory
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  DistroRelease: Ubuntu 16.04
  HibernationDevice: RESUME=UUID=637c02d7-6135-4ecc-8273-b014d21cf217
  IwConfig: Error: [Errno 2] No such file or directory
  Lsusb:
   Bus 001 Device 002: ID 0627:0001 Adomax Technology Co., Ltd 
   Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
  MachineType: Xen HVM domU
  Package: linux (not installed)
  PciMultimedia:
   
  ProcFB: 0 EFI VGA
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-53-generic 
root=UUID=6748a82f-b075-401e-ac74-0ebe865003f2 ro console=hvc0 console=tty0
  ProcVersionSignature: Ubuntu 4.4.0-53.74-generic 4.4.30
  RelatedPackageVersions:
   linux-restricted-modules-4.4.0-53-generic N/A
   linux-backports-modules-4.4.0-53-generic  N/A
   linux-firmware1.157.5
  RfKill: Error: [Errno 2] No such file or directory
  Tags:  xenial
  Uname: Linux 4.4.0-53-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:
   
  _MarkForUpload: True
  dmi.bios.date: 12/07/2016
  dmi.bios.vendor: Xen
  dmi.bios.version: 4.7.1-xs131890-d
  dmi.chassis.type: 1
  dmi.chassis.vendor: Xen
  dmi.modalias: 
dmi:bvnXen:bvr4.7.1-xs131890-d:bd12/07/2016:svnXen:pnHVMdomU:pvr4.7.1-xs131890-d:cvnXen:ct1:cvr:
  dmi.product.name: HVM domU
  dmi.product.version: 4.7.1-xs131890-d
  dmi.sys.vendor: Xen

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1649821] JournalErrors.txt

2016-12-14 Thread Ross Lagerwall
apport information

** Attachment added: "JournalErrors.txt"
   
https://bugs.launchpad.net/bugs/1649821/+attachment/4791519/+files/JournalErrors.txt

-- 
You received this bug notification because you are a member of Kernel
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https://bugs.launchpad.net/bugs/1649821

Title:
  Boot crash in xen_send_IPI_one

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  Every hundred boots or so when booting Ubuntu 16.04 under Xen, it
  crashes early on boot with the following stack trace:

kernel BUG at 
/build/linux-Ay7j_C/linux-4.4.0/drivers/xen/events/events_base.c:1210!
invalid opcode:  [#1] SMP
...
RIP: 0010:[]  [] 
xen_send_IPI_one+0x59/0x60
...
Call Trace:
 [] xen_qlock_kick+0xe/0x10
 [] __pv_queued_spin_unlock+0xb2/0xf0
 [] ? __raw_callee_save___pv_queued_spin_unlock+0x11/0x20
 [] ? check_tsc_warp+0x76/0x150
 [] check_tsc_sync_source+0x96/0x160
 [] native_cpu_up+0x3d8/0x9f0
 [] xen_hvm_cpu_up+0x35/0x80
 [] _cpu_up+0x13c/0x180
 [] cpu_up+0x7a/0xa0
 [] smp_init+0x7f/0x81
 [] kernel_init_freeable+0xef/0x212
 [] ? rest_init+0x80/0x80
 [] kernel_init+0xe/0xe0
 [] ret_from_fork+0x3f/0x70
 [] ? rest_init+0x80/0x80

  This is fixed by the following commit:
  
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/arch/x86/xen?id=707e59ba494372a90d245f18b0c78982caa88e48

  Unfortunately this wasn't backported to Linux 4.4. Can you please
  include this in the next Ubuntu 16.04 kernel release?

  Thanks
  Ross
  --- 
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Dec 14 11:48 seq
   crw-rw 1 root audio 116, 33 Dec 14 11:48 timer
  AplayDevices: Error: [Errno 2] No such file or directory
  ApportVersion: 2.20.1-0ubuntu2.2
  Architecture: amd64
  ArecordDevices: Error: [Errno 2] No such file or directory
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  DistroRelease: Ubuntu 16.04
  HibernationDevice: RESUME=UUID=637c02d7-6135-4ecc-8273-b014d21cf217
  IwConfig: Error: [Errno 2] No such file or directory
  Lsusb:
   Bus 001 Device 002: ID 0627:0001 Adomax Technology Co., Ltd 
   Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
  MachineType: Xen HVM domU
  Package: linux (not installed)
  PciMultimedia:
   
  ProcFB: 0 EFI VGA
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-53-generic 
root=UUID=6748a82f-b075-401e-ac74-0ebe865003f2 ro console=hvc0 console=tty0
  ProcVersionSignature: Ubuntu 4.4.0-53.74-generic 4.4.30
  RelatedPackageVersions:
   linux-restricted-modules-4.4.0-53-generic N/A
   linux-backports-modules-4.4.0-53-generic  N/A
   linux-firmware1.157.5
  RfKill: Error: [Errno 2] No such file or directory
  Tags:  xenial
  Uname: Linux 4.4.0-53-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:
   
  _MarkForUpload: True
  dmi.bios.date: 12/07/2016
  dmi.bios.vendor: Xen
  dmi.bios.version: 4.7.1-xs131890-d
  dmi.chassis.type: 1
  dmi.chassis.vendor: Xen
  dmi.modalias: 
dmi:bvnXen:bvr4.7.1-xs131890-d:bd12/07/2016:svnXen:pnHVMdomU:pvr4.7.1-xs131890-d:cvnXen:ct1:cvr:
  dmi.product.name: HVM domU
  dmi.product.version: 4.7.1-xs131890-d
  dmi.sys.vendor: Xen

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1649821] ProcModules.txt

2016-12-14 Thread Ross Lagerwall
apport information

** Attachment added: "ProcModules.txt"
   
https://bugs.launchpad.net/bugs/1649821/+attachment/4791524/+files/ProcModules.txt

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1649821

Title:
  Boot crash in xen_send_IPI_one

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  Every hundred boots or so when booting Ubuntu 16.04 under Xen, it
  crashes early on boot with the following stack trace:

kernel BUG at 
/build/linux-Ay7j_C/linux-4.4.0/drivers/xen/events/events_base.c:1210!
invalid opcode:  [#1] SMP
...
RIP: 0010:[]  [] 
xen_send_IPI_one+0x59/0x60
...
Call Trace:
 [] xen_qlock_kick+0xe/0x10
 [] __pv_queued_spin_unlock+0xb2/0xf0
 [] ? __raw_callee_save___pv_queued_spin_unlock+0x11/0x20
 [] ? check_tsc_warp+0x76/0x150
 [] check_tsc_sync_source+0x96/0x160
 [] native_cpu_up+0x3d8/0x9f0
 [] xen_hvm_cpu_up+0x35/0x80
 [] _cpu_up+0x13c/0x180
 [] cpu_up+0x7a/0xa0
 [] smp_init+0x7f/0x81
 [] kernel_init_freeable+0xef/0x212
 [] ? rest_init+0x80/0x80
 [] kernel_init+0xe/0xe0
 [] ret_from_fork+0x3f/0x70
 [] ? rest_init+0x80/0x80

  This is fixed by the following commit:
  
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/arch/x86/xen?id=707e59ba494372a90d245f18b0c78982caa88e48

  Unfortunately this wasn't backported to Linux 4.4. Can you please
  include this in the next Ubuntu 16.04 kernel release?

  Thanks
  Ross
  --- 
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Dec 14 11:48 seq
   crw-rw 1 root audio 116, 33 Dec 14 11:48 timer
  AplayDevices: Error: [Errno 2] No such file or directory
  ApportVersion: 2.20.1-0ubuntu2.2
  Architecture: amd64
  ArecordDevices: Error: [Errno 2] No such file or directory
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  DistroRelease: Ubuntu 16.04
  HibernationDevice: RESUME=UUID=637c02d7-6135-4ecc-8273-b014d21cf217
  IwConfig: Error: [Errno 2] No such file or directory
  Lsusb:
   Bus 001 Device 002: ID 0627:0001 Adomax Technology Co., Ltd 
   Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
  MachineType: Xen HVM domU
  Package: linux (not installed)
  PciMultimedia:
   
  ProcFB: 0 EFI VGA
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-53-generic 
root=UUID=6748a82f-b075-401e-ac74-0ebe865003f2 ro console=hvc0 console=tty0
  ProcVersionSignature: Ubuntu 4.4.0-53.74-generic 4.4.30
  RelatedPackageVersions:
   linux-restricted-modules-4.4.0-53-generic N/A
   linux-backports-modules-4.4.0-53-generic  N/A
   linux-firmware1.157.5
  RfKill: Error: [Errno 2] No such file or directory
  Tags:  xenial
  Uname: Linux 4.4.0-53-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:
   
  _MarkForUpload: True
  dmi.bios.date: 12/07/2016
  dmi.bios.vendor: Xen
  dmi.bios.version: 4.7.1-xs131890-d
  dmi.chassis.type: 1
  dmi.chassis.vendor: Xen
  dmi.modalias: 
dmi:bvnXen:bvr4.7.1-xs131890-d:bd12/07/2016:svnXen:pnHVMdomU:pvr4.7.1-xs131890-d:cvnXen:ct1:cvr:
  dmi.product.name: HVM domU
  dmi.product.version: 4.7.1-xs131890-d
  dmi.sys.vendor: Xen

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1649821/+subscriptions

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[Kernel-packages] [Bug 1649821] CurrentDmesg.txt

2016-12-14 Thread Ross Lagerwall
apport information

** Attachment added: "CurrentDmesg.txt"
   
https://bugs.launchpad.net/bugs/1649821/+attachment/4791518/+files/CurrentDmesg.txt

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1649821

Title:
  Boot crash in xen_send_IPI_one

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  Every hundred boots or so when booting Ubuntu 16.04 under Xen, it
  crashes early on boot with the following stack trace:

kernel BUG at 
/build/linux-Ay7j_C/linux-4.4.0/drivers/xen/events/events_base.c:1210!
invalid opcode:  [#1] SMP
...
RIP: 0010:[]  [] 
xen_send_IPI_one+0x59/0x60
...
Call Trace:
 [] xen_qlock_kick+0xe/0x10
 [] __pv_queued_spin_unlock+0xb2/0xf0
 [] ? __raw_callee_save___pv_queued_spin_unlock+0x11/0x20
 [] ? check_tsc_warp+0x76/0x150
 [] check_tsc_sync_source+0x96/0x160
 [] native_cpu_up+0x3d8/0x9f0
 [] xen_hvm_cpu_up+0x35/0x80
 [] _cpu_up+0x13c/0x180
 [] cpu_up+0x7a/0xa0
 [] smp_init+0x7f/0x81
 [] kernel_init_freeable+0xef/0x212
 [] ? rest_init+0x80/0x80
 [] kernel_init+0xe/0xe0
 [] ret_from_fork+0x3f/0x70
 [] ? rest_init+0x80/0x80

  This is fixed by the following commit:
  
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/arch/x86/xen?id=707e59ba494372a90d245f18b0c78982caa88e48

  Unfortunately this wasn't backported to Linux 4.4. Can you please
  include this in the next Ubuntu 16.04 kernel release?

  Thanks
  Ross
  --- 
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Dec 14 11:48 seq
   crw-rw 1 root audio 116, 33 Dec 14 11:48 timer
  AplayDevices: Error: [Errno 2] No such file or directory
  ApportVersion: 2.20.1-0ubuntu2.2
  Architecture: amd64
  ArecordDevices: Error: [Errno 2] No such file or directory
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  DistroRelease: Ubuntu 16.04
  HibernationDevice: RESUME=UUID=637c02d7-6135-4ecc-8273-b014d21cf217
  IwConfig: Error: [Errno 2] No such file or directory
  Lsusb:
   Bus 001 Device 002: ID 0627:0001 Adomax Technology Co., Ltd 
   Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
  MachineType: Xen HVM domU
  Package: linux (not installed)
  PciMultimedia:
   
  ProcFB: 0 EFI VGA
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-53-generic 
root=UUID=6748a82f-b075-401e-ac74-0ebe865003f2 ro console=hvc0 console=tty0
  ProcVersionSignature: Ubuntu 4.4.0-53.74-generic 4.4.30
  RelatedPackageVersions:
   linux-restricted-modules-4.4.0-53-generic N/A
   linux-backports-modules-4.4.0-53-generic  N/A
   linux-firmware1.157.5
  RfKill: Error: [Errno 2] No such file or directory
  Tags:  xenial
  Uname: Linux 4.4.0-53-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups:
   
  _MarkForUpload: True
  dmi.bios.date: 12/07/2016
  dmi.bios.vendor: Xen
  dmi.bios.version: 4.7.1-xs131890-d
  dmi.chassis.type: 1
  dmi.chassis.vendor: Xen
  dmi.modalias: 
dmi:bvnXen:bvr4.7.1-xs131890-d:bd12/07/2016:svnXen:pnHVMdomU:pvr4.7.1-xs131890-d:cvnXen:ct1:cvr:
  dmi.product.name: HVM domU
  dmi.product.version: 4.7.1-xs131890-d
  dmi.sys.vendor: Xen

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1649821/+subscriptions

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[Kernel-packages] [Bug 1649821] Re: Boot crash in xen_send_IPI_one

2016-12-14 Thread Ross Lagerwall
apport information

** Tags added: apport-collected xenial

** Description changed:

  Every hundred boots or so when booting Ubuntu 16.04 under Xen, it
  crashes early on boot with the following stack trace:
  
kernel BUG at 
/build/linux-Ay7j_C/linux-4.4.0/drivers/xen/events/events_base.c:1210!
invalid opcode:  [#1] SMP
...
RIP: 0010:[]  [] 
xen_send_IPI_one+0x59/0x60
...
Call Trace:
 [] xen_qlock_kick+0xe/0x10
 [] __pv_queued_spin_unlock+0xb2/0xf0
 [] ? __raw_callee_save___pv_queued_spin_unlock+0x11/0x20
 [] ? check_tsc_warp+0x76/0x150
 [] check_tsc_sync_source+0x96/0x160
 [] native_cpu_up+0x3d8/0x9f0
 [] xen_hvm_cpu_up+0x35/0x80
 [] _cpu_up+0x13c/0x180
 [] cpu_up+0x7a/0xa0
 [] smp_init+0x7f/0x81
 [] kernel_init_freeable+0xef/0x212
 [] ? rest_init+0x80/0x80
 [] kernel_init+0xe/0xe0
 [] ret_from_fork+0x3f/0x70
 [] ? rest_init+0x80/0x80
  
  This is fixed by the following commit:
  
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/arch/x86/xen?id=707e59ba494372a90d245f18b0c78982caa88e48
  
  Unfortunately this wasn't backported to Linux 4.4. Can you please
  include this in the next Ubuntu 16.04 kernel release?
  
  Thanks
  Ross
+ --- 
+ AlsaDevices:
+  total 0
+  crw-rw 1 root audio 116,  1 Dec 14 11:48 seq
+  crw-rw 1 root audio 116, 33 Dec 14 11:48 timer
+ AplayDevices: Error: [Errno 2] No such file or directory
+ ApportVersion: 2.20.1-0ubuntu2.2
+ Architecture: amd64
+ ArecordDevices: Error: [Errno 2] No such file or directory
+ AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
+ DistroRelease: Ubuntu 16.04
+ HibernationDevice: RESUME=UUID=637c02d7-6135-4ecc-8273-b014d21cf217
+ IwConfig: Error: [Errno 2] No such file or directory
+ Lsusb:
+  Bus 001 Device 002: ID 0627:0001 Adomax Technology Co., Ltd 
+  Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
+ MachineType: Xen HVM domU
+ Package: linux (not installed)
+ PciMultimedia:
+  
+ ProcFB: 0 EFI VGA
+ ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-53-generic 
root=UUID=6748a82f-b075-401e-ac74-0ebe865003f2 ro console=hvc0 console=tty0
+ ProcVersionSignature: Ubuntu 4.4.0-53.74-generic 4.4.30
+ RelatedPackageVersions:
+  linux-restricted-modules-4.4.0-53-generic N/A
+  linux-backports-modules-4.4.0-53-generic  N/A
+  linux-firmware1.157.5
+ RfKill: Error: [Errno 2] No such file or directory
+ Tags:  xenial
+ Uname: Linux 4.4.0-53-generic x86_64
+ UpgradeStatus: No upgrade log present (probably fresh install)
+ UserGroups:
+  
+ _MarkForUpload: True
+ dmi.bios.date: 12/07/2016
+ dmi.bios.vendor: Xen
+ dmi.bios.version: 4.7.1-xs131890-d
+ dmi.chassis.type: 1
+ dmi.chassis.vendor: Xen
+ dmi.modalias: 
dmi:bvnXen:bvr4.7.1-xs131890-d:bd12/07/2016:svnXen:pnHVMdomU:pvr4.7.1-xs131890-d:cvnXen:ct1:cvr:
+ dmi.product.name: HVM domU
+ dmi.product.version: 4.7.1-xs131890-d
+ dmi.sys.vendor: Xen

** Attachment added: "CRDA.txt"
   https://bugs.launchpad.net/bugs/1649821/+attachment/4791517/+files/CRDA.txt

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1649821

Title:
  Boot crash in xen_send_IPI_one

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  Every hundred boots or so when booting Ubuntu 16.04 under Xen, it
  crashes early on boot with the following stack trace:

kernel BUG at 
/build/linux-Ay7j_C/linux-4.4.0/drivers/xen/events/events_base.c:1210!
invalid opcode:  [#1] SMP
...
RIP: 0010:[]  [] 
xen_send_IPI_one+0x59/0x60
...
Call Trace:
 [] xen_qlock_kick+0xe/0x10
 [] __pv_queued_spin_unlock+0xb2/0xf0
 [] ? __raw_callee_save___pv_queued_spin_unlock+0x11/0x20
 [] ? check_tsc_warp+0x76/0x150
 [] check_tsc_sync_source+0x96/0x160
 [] native_cpu_up+0x3d8/0x9f0
 [] xen_hvm_cpu_up+0x35/0x80
 [] _cpu_up+0x13c/0x180
 [] cpu_up+0x7a/0xa0
 [] smp_init+0x7f/0x81
 [] kernel_init_freeable+0xef/0x212
 [] ? rest_init+0x80/0x80
 [] kernel_init+0xe/0xe0
 [] ret_from_fork+0x3f/0x70
 [] ? rest_init+0x80/0x80

  This is fixed by the following commit:
  
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/arch/x86/xen?id=707e59ba494372a90d245f18b0c78982caa88e48

  Unfortunately this wasn't backported to Linux 4.4. Can you please
  include this in the next Ubuntu 16.04 kernel release?

  Thanks
  Ross
  --- 
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Dec 14 11:48 seq
   crw-rw 1 root audio 116, 33 Dec 14 11:48 timer
  AplayDevices: Error: [Errno 2] No such file or directory
  ApportVersion: 2.20.1-0ubuntu2.2
  Architecture: amd64
  ArecordDevices: Error: [Errno 2] No such file or directory
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  

[Kernel-packages] [Bug 1649821] Re: Boot crash in xen_send_IPI_one

2016-12-14 Thread Ross Lagerwall
FWIW, here is the full boot log (it crashes very early):
[0.014281] Freeing SMP alternatives memory: 28K (820b2000 - 
820b9000)
[0.021560] ftrace: allocating 31878 entries in 125 pages
[0.248098] smpboot: Max logical packages: 15
[0.248123] smpboot: APIC(0) Converting physical 0 to logical package 0
[0.248140] smpboot: APIC(2) Converting physical 2 to logical package 1
[0.248671] x2apic: IRQ remapping doesn't support X2APIC mode
[0.249178] Switched APIC routing to physical flat.
[0.251027] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=0 pin2=0
[0.296235] clocksource: xen: mask: 0x max_cycles: 
0x1cd42e4dffb, max_idle_ns: 881590591483 ns
[0.296440] installing Xen timer for CPU 0
[0.296824] smpboot: CPU0: Intel(R) Xeon(R) CPU   X3430  @ 2.40GHz 
(family: 0x6, model: 0x1e, stepping: 0x5)
[0.296897] cpu 0 spinlock event irq 53
[0.296916] Performance Events: unsupported p6 CPU model 30 no PMU driver, 
software events only.
[0.297819] NMI watchdog: disabled (cpu0): hardware events not enabled
[0.297841] NMI watchdog: Shutting down hard lockup detector on all cpus
[0.297919] installing Xen timer for CPU 1
[0.297997] x86: Booting SMP configuration:
[0.298010]  node  #0, CPUs:#1
[0.008000] calibrate_delay_direct() dropping max bogoMips estimate 3 = 
11283848
[0.384000] [ cut here ]
[0.384000] kernel BUG at 
/build/linux-Ay7j_C/linux-4.4.0/drivers/xen/events/events_base.c:1210!
[0.384000] invalid opcode:  [#1] SMP 
[0.384000] Modules linked in:
[0.384000] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.4.0-21-generic 
#37-Ubuntu
[0.384000] Hardware name: Xen HVM domU, BIOS 4.6.1-xs124820 04/20/2016
[0.384000] task: 88003d758000 ti: 88003d76 task.ti: 
88003d76
[0.384000] RIP: 0010:[]  [] 
xen_send_IPI_one+0x59/0x60
[0.384000] RSP: :88003d763d30  EFLAGS: 00010086
[0.384000] RAX: 88003da522fc RBX: 0005528d31c0 RCX: 0001
[0.384000] RDX: 88003da57840 RSI: 0003 RDI: 
[0.384000] RBP: 88003d763d30 R08: 0100 R09: 88003f7c7900
[0.384000] R10: 88003da4a080 R11: 88003da4a060 R12: a90d
[0.384000] R13: 00055285a88a R14: 0001 R15: 820d3db0
[0.384000] FS:  () GS:88003da0() 
knlGS:
[0.384000] CS:  0010 DS:  ES:  CR0: 8005003b
[0.384000] CR2: 88000220 CR3: 01e0a000 CR4: 06f0
[0.384000] Stack:
[0.384000]  88003d763d40 8102be9e 88003d763de0 
810cabc2
[0.384000]  810ca6d1 88003da4a060 88003da4a080 
0001
[0.384000]  88003da4a080 820d3db0 0008 
0005
[0.384000] Call Trace:
[0.384000]  [] xen_qlock_kick+0xe/0x10
[0.384000]  [] __pv_queued_spin_unlock+0xb2/0xf0
[0.384000]  [] ? 
__raw_callee_save___pv_queued_spin_unlock+0x11/0x20
[0.384000]  [] ? check_tsc_warp+0x76/0x150
[0.384000]  [] check_tsc_sync_source+0x96/0x160
[0.384000]  [] native_cpu_up+0x3d8/0x9f0
[0.384000]  [] xen_hvm_cpu_up+0x35/0x80
[0.384000]  [] _cpu_up+0x13c/0x180
[0.384000]  [] cpu_up+0x7a/0xa0
[0.384000]  [] smp_init+0x7f/0x81
[0.384000]  [] kernel_init_freeable+0xef/0x212
[0.384000]  [] ? rest_init+0x80/0x80
[0.384000]  [] kernel_init+0xe/0xe0
[0.384000]  [] ret_from_fork+0x3f/0x70
[0.384000]  [] ? rest_init+0x80/0x80
[0.384000] Code: 8e e9 ff ff 5d c3 bf 0b 00 00 00 48 63 f1 31 d2 e8 4d 7b 
b3 ff 85 c0 79 eb 89 c2 89 ce 48 c7 c7 58 71 d2 81 e8 f0 24 cc ff 5d c3 <0f> 0b 
0f 1f 44 00 00 66 66 66 66 90 55 48 89 e5 53 65 48 8b 1d 
[0.384000] RIP  [] xen_send_IPI_one+0x59/0x60
[0.384000]  RSP 
[0.384000] ---[ end trace d1d38124e72edb7a ]---
[0.384015] Kernel panic - not syncing: Attempted to kill init! 
exitcode=0x000b
[0.384015]

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https://bugs.launchpad.net/bugs/1649821

Title:
  Boot crash in xen_send_IPI_one

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  Every hundred boots or so when booting Ubuntu 16.04 under Xen, it
  crashes early on boot with the following stack trace:

kernel BUG at 
/build/linux-Ay7j_C/linux-4.4.0/drivers/xen/events/events_base.c:1210!
invalid opcode:  [#1] SMP
...
RIP: 0010:[]  [] 
xen_send_IPI_one+0x59/0x60
...
Call Trace:
 [] xen_qlock_kick+0xe/0x10
 [] __pv_queued_spin_unlock+0xb2/0xf0
 [] ? __raw_callee_save___pv_queued_spin_unlock+0x11/0x20
 [] ? check_tsc_warp+0x76/0x150
 [] check_tsc_sync_source+0x96/0x160
 [] native_cpu_up+0x3d8/0x9f0
 [] xen_hvm_cpu_up+0x35/0x80
 [] _cpu_up+0x13c/0x180
 [] 

[Kernel-packages] [Bug 1649821] [NEW] Boot crash in xen_send_IPI_one

2016-12-14 Thread Ross Lagerwall
Public bug reported:

Every hundred boots or so when booting Ubuntu 16.04 under Xen, it
crashes early on boot with the following stack trace:

  kernel BUG at 
/build/linux-Ay7j_C/linux-4.4.0/drivers/xen/events/events_base.c:1210!
  invalid opcode:  [#1] SMP
  ...
  RIP: 0010:[]  [] 
xen_send_IPI_one+0x59/0x60
  ...
  Call Trace:
   [] xen_qlock_kick+0xe/0x10
   [] __pv_queued_spin_unlock+0xb2/0xf0
   [] ? __raw_callee_save___pv_queued_spin_unlock+0x11/0x20
   [] ? check_tsc_warp+0x76/0x150
   [] check_tsc_sync_source+0x96/0x160
   [] native_cpu_up+0x3d8/0x9f0
   [] xen_hvm_cpu_up+0x35/0x80
   [] _cpu_up+0x13c/0x180
   [] cpu_up+0x7a/0xa0
   [] smp_init+0x7f/0x81
   [] kernel_init_freeable+0xef/0x212
   [] ? rest_init+0x80/0x80
   [] kernel_init+0xe/0xe0
   [] ret_from_fork+0x3f/0x70
   [] ? rest_init+0x80/0x80

This is fixed by the following commit:
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/arch/x86/xen?id=707e59ba494372a90d245f18b0c78982caa88e48

Unfortunately this wasn't backported to Linux 4.4. Can you please
include this in the next Ubuntu 16.04 kernel release?

Thanks
Ross

** Affects: linux (Ubuntu)
 Importance: Undecided
 Status: New

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1649821

Title:
  Boot crash in xen_send_IPI_one

Status in linux package in Ubuntu:
  New

Bug description:
  Every hundred boots or so when booting Ubuntu 16.04 under Xen, it
  crashes early on boot with the following stack trace:

kernel BUG at 
/build/linux-Ay7j_C/linux-4.4.0/drivers/xen/events/events_base.c:1210!
invalid opcode:  [#1] SMP
...
RIP: 0010:[]  [] 
xen_send_IPI_one+0x59/0x60
...
Call Trace:
 [] xen_qlock_kick+0xe/0x10
 [] __pv_queued_spin_unlock+0xb2/0xf0
 [] ? __raw_callee_save___pv_queued_spin_unlock+0x11/0x20
 [] ? check_tsc_warp+0x76/0x150
 [] check_tsc_sync_source+0x96/0x160
 [] native_cpu_up+0x3d8/0x9f0
 [] xen_hvm_cpu_up+0x35/0x80
 [] _cpu_up+0x13c/0x180
 [] cpu_up+0x7a/0xa0
 [] smp_init+0x7f/0x81
 [] kernel_init_freeable+0xef/0x212
 [] ? rest_init+0x80/0x80
 [] kernel_init+0xe/0xe0
 [] ret_from_fork+0x3f/0x70
 [] ? rest_init+0x80/0x80

  This is fixed by the following commit:
  
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/arch/x86/xen?id=707e59ba494372a90d245f18b0c78982caa88e48

  Unfortunately this wasn't backported to Linux 4.4. Can you please
  include this in the next Ubuntu 16.04 kernel release?

  Thanks
  Ross

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