[Kernel-packages] [Bug 1788578] Re: Some test in ubuntu_bpf test_verifier failed on i386 Bionic kernel

2021-12-07 Thread Po-Hsu Lin
** Changed in: ubuntu-kernel-tests
   Status: New => Fix Released

** Changed in: linux (Ubuntu)
   Status: Triaged => Invalid

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https://bugs.launchpad.net/bugs/1788578

Title:
  Some test in ubuntu_bpf test_verifier failed on i386 Bionic kernel

Status in ubuntu-kernel-tests:
  Fix Released
Status in linux package in Ubuntu:
  Invalid
Status in linux source package in Bionic:
  Fix Released

Bug description:
  [Impact]
  Narrow loads for bpf_perf_event_data is not possible on 32-bit arches.

  [Test case]
  Run the bpf test_verifier.

  [Potential regression]
  Loading sample_period of bpf_perf_event_data may fail. Unaligned access may 
lead to processor exceptions on some architectures.

  ==

  This issue was only spotted on i386 Bionic kernel.

   #146/p unpriv: spill/fill of different pointers ldx FAIL
   Unexpected error message!
   0: (bf) r6 = r10
   1: (07) r6 += -8
   2: (15) if r1 == 0x0 goto pc+3
   R1=ctx(id=0,off=0,imm=0) R6=fp-8 R10=fp0
   3: (bf) r2 = r10
   4: (07) r2 += -76
   5: (7b) *(u64 *)(r6 +0) = r2
   6: (55) if r1 != 0x0 goto pc+1
   R1=ctx(id=0,off=0,imm=0) R2=fp-76 R6=fp-8 R10=fp0 fp-8=fp
   7: (7b) *(u64 *)(r6 +0) = r1
   8: (79) r1 = *(u64 *)(r6 +0)
   9: (79) r1 = *(u64 *)(r1 +68)
   #352/p check bpf_perf_event_data->sample_period byte load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (71) r0 = *(u8 *)(r1 +68)
   invalid bpf_context access off=68 size=1
   #353/p check bpf_perf_event_data->sample_period half load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (69) r0 = *(u16 *)(r1 +68)
   invalid bpf_context access off=68 size=2
   #354/p check bpf_perf_event_data->sample_period word load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (61) r0 = *(u32 *)(r1 +68)
   invalid bpf_context access off=68 size=4
   #355/p check bpf_perf_event_data->sample_period dword load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (79) r0 = *(u64 *)(r1 +68)
   invalid bpf_context access off=68 size=8

  Summary: 708 PASSED, 5 FAILED

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: linux-image-4.15.0-32-generic 4.15.0-32.35
  ProcVersionSignature: User Name 4.15.0-32.35-generic 4.15.18
  Uname: Linux 4.15.0-32-generic i686
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Aug 23 08:23 seq
   crw-rw 1 root audio 116, 33 Aug 23 08:23 timer
  AplayDevices: Error: [Errno 2] No such file or directory: 'aplay': 'aplay'
  ApportVersion: 2.20.9-0ubuntu7.2
  Architecture: i386
  ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord': 
'arecord'
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  CurrentDmesg:

  Date: Thu Aug 23 08:41:26 2018
  IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig': 'iwconfig'
  Lsusb:
   Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
   Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 001 Device 003: ID 0424:2514 Standard Microsystems Corp. USB 2.0 Hub
   Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: Dell Inc. PowerEdge R310
  PciMultimedia:

  ProcFB: 0 mgadrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-32-generic 
root=UUID=7b91a2b8-2e02-407e-a51d-766f6d969020 ro
  RelatedPackageVersions:
   linux-restricted-modules-4.15.0-32-generic N/A
   linux-backports-modules-4.15.0-32-generic  N/A
   linux-firmware 1.173.1
  RfKill: Error: [Errno 2] No such file or directory: 'rfkill': 'rfkill'
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 08/17/2011
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: 1.8.2
  dmi.board.name: 05XKKK
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A05
  dmi.chassis.type: 23
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: 
dmi:bvnDellInc.:bvr1.8.2:bd08/17/2011:svnDellInc.:pnPowerEdgeR310:pvr:rvnDellInc.:rn05XKKK:rvrA05:cvnDellInc.:ct23:cvr:
  dmi.product.name: PowerEdge R310
  dmi.sys.vendor: Dell Inc.

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[Kernel-packages] [Bug 1788578] Re: Some test in ubuntu_bpf test_verifier failed on i386 Bionic kernel

2021-11-29 Thread Launchpad Bug Tracker
This bug was fixed in the package linux - 4.15.0-163.171

---
linux (4.15.0-163.171) bionic; urgency=medium

  * bionic/linux: 4.15.0-163.171 -proposed tracker (LP: #1949874)

  * Packaging resync (LP: #1786013)
- [Packaging] update Ubuntu.md
- debian/dkms-versions -- update from kernel-versions (main/2021.11.08)

  * Unable to build net/reuseport_bpf and other tests in ubuntu_kernel_selftests
on Bionic with make command (LP: #1949889)
- selftests: Fix loss of test output in run_kselftests.sh
- selftests: Makefile set KSFT_TAP_LEVEL to prevent nested TAP headers
- selftests: fix headers_install circular dependency
- selftests: fix bpf build/test workflow regression when KBUILD_OUTPUT is 
set
- selftests: vm: Fix test build failure when built by itself

  * KVM emulation failure when booting into  VM crash kernel with multiple CPUs
(LP: #1948862)
- KVM: x86: Properly reset MMU context at vCPU RESET/INIT

  * aufs: kernel bug with apparmor and fuseblk (LP: #1948470)
- SAUCE: aufs: bugfix, stop omitting path->mnt

  * ebpf:  bpf_redirect fails with ip6 gre interfaces (LP: #1947164)
- net: handle ARPHRD_IP6GRE in dev_is_mac_header_xmit()

  * require CAP_NET_ADMIN to attach N_HCI ldisc (LP: #1949516)
- Bluetooth: hci_ldisc: require CAP_NET_ADMIN to attach N_HCI ldisc

  * ACL updates on OCFS2 are not revalidated (LP: #1947161)
- ocfs2: fix remounting needed after setfacl command

  * ppc64 BPF JIT mod by 1 will not return 0 (LP: #1948351)
- powerpc/bpf: Fix BPF_MOD when imm == 1

  * Drop "UBUNTU: SAUCE: cachefiles: Page leaking in
cachefiles_read_backing_file while vmscan is active" (LP: #1947709)
- Revert "UBUNTU: SAUCE: cachefiles: Page leaking in
  cachefiles_read_backing_file while vmscan is active"
- cachefiles: Fix page leak in cachefiles_read_backing_file while vmscan is
  active

  * Some test in ubuntu_bpf test_verifier failed on i386 Bionic kernel
(LP: #1788578)
- bpf: fix context access in tracing progs on 32 bit archs

  * test_bpf.sh from ubuntu_kernel_selftests.net from linux ADT test failure
with linux/4.15.0-149.153 i386 (Segmentation fault) (LP: #1934414)
- selftests/bpf: make test_verifier run most programs
- bpf: add couple of test cases for div/mod by zero
- bpf: add further test cases around div/mod and others

  * Bionic update: upstream stable patchset 2021-11-02 (LP: #1949512)
- usb: gadget: r8a66597: fix a loop in set_feature()
- usb: musb: tusb6010: uninitialized data in tusb_fifo_write_unaligned()
- cifs: fix incorrect check for null pointer in header_assemble
- xen/x86: fix PV trap handling on secondary processors
- usb-storage: Add quirk for ScanLogic SL11R-IDE older than 2.6c
- USB: serial: cp210x: add ID for GW Instek GDM-834x Digital Multimeter
- staging: greybus: uart: fix tty use after free
- Re-enable UAS for LaCie Rugged USB3-FW with fk quirk
- USB: serial: mos7840: remove duplicated 0xac24 device ID
- USB: serial: option: add Telit LN920 compositions
- USB: serial: option: remove duplicate USB device ID
- USB: serial: option: add device id for Foxconn T99W265
- mcb: fix error handling in mcb_alloc_bus()
- serial: mvebu-uart: fix driver's tx_empty callback
- net: hso: fix muxed tty registration
- bnxt_en: Fix TX timeout when TX ring size is set to the smallest
- net/mlx4_en: Don't allow aRFS for encapsulated packets
- scsi: iscsi: Adjust iface sysfs attr detection
- thermal/core: Potential buffer overflow in 
thermal_build_list_of_policies()
- irqchip/gic-v3-its: Fix potential VPE leak on error
- md: fix a lock order reversal in md_alloc
- blktrace: Fix uaf in blk_trace access after removing by sysfs
- net: macb: fix use after free on rmmod
- net: stmmac: allow CSR clock of 300MHz
- m68k: Double cast io functions to unsigned long
- xen/balloon: use a kernel thread instead a workqueue
- compiler.h: Introduce absolute_pointer macro
- net: i825xx: Use absolute_pointer for memcpy from fixed memory location
- sparc: avoid stringop-overread errors
- qnx4: avoid stringop-overread errors
- parisc: Use absolute_pointer() to define PAGE0
- arm64: Mark __stack_chk_guard as __ro_after_init
- alpha: Declare virt_to_phys and virt_to_bus parameter as pointer to 
volatile
- net: 6pack: Fix tx timeout and slot time
- spi: Fix tegra20 build with CONFIG_PM=n
- arm64: dts: marvell: armada-37xx: Extend PCIe MEM space
- PCI: aardvark: Fix checking for PIO Non-posted Request
- PCI: aardvark: Fix checking for PIO status
- xen/balloon: fix balloon kthread freezing
- qnx4: work around gcc false positive warning bug
- tty: Fix out-of-bound vmalloc access in imageblit
- cpufreq: schedutil: Use kobject release() method to free sugov_tunables
- cpufreq: schedutil: Destroy mutex before kobject_put() frees the memory

[Kernel-packages] [Bug 1788578] Re: Some test in ubuntu_bpf test_verifier failed on i386 Bionic kernel

2021-11-25 Thread Thadeu Lima de Souza Cascardo
5 tests failed with 4.15.0-162. ALL pass with 4.15.0-163.

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

-- 
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/1788578

Title:
  Some test in ubuntu_bpf test_verifier failed on i386 Bionic kernel

Status in ubuntu-kernel-tests:
  New
Status in linux package in Ubuntu:
  Triaged
Status in linux source package in Bionic:
  Fix Committed

Bug description:
  [Impact]
  Narrow loads for bpf_perf_event_data is not possible on 32-bit arches.

  [Test case]
  Run the bpf test_verifier.

  [Potential regression]
  Loading sample_period of bpf_perf_event_data may fail. Unaligned access may 
lead to processor exceptions on some architectures.

  ==

  This issue was only spotted on i386 Bionic kernel.

   #146/p unpriv: spill/fill of different pointers ldx FAIL
   Unexpected error message!
   0: (bf) r6 = r10
   1: (07) r6 += -8
   2: (15) if r1 == 0x0 goto pc+3
   R1=ctx(id=0,off=0,imm=0) R6=fp-8 R10=fp0
   3: (bf) r2 = r10
   4: (07) r2 += -76
   5: (7b) *(u64 *)(r6 +0) = r2
   6: (55) if r1 != 0x0 goto pc+1
   R1=ctx(id=0,off=0,imm=0) R2=fp-76 R6=fp-8 R10=fp0 fp-8=fp
   7: (7b) *(u64 *)(r6 +0) = r1
   8: (79) r1 = *(u64 *)(r6 +0)
   9: (79) r1 = *(u64 *)(r1 +68)
   #352/p check bpf_perf_event_data->sample_period byte load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (71) r0 = *(u8 *)(r1 +68)
   invalid bpf_context access off=68 size=1
   #353/p check bpf_perf_event_data->sample_period half load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (69) r0 = *(u16 *)(r1 +68)
   invalid bpf_context access off=68 size=2
   #354/p check bpf_perf_event_data->sample_period word load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (61) r0 = *(u32 *)(r1 +68)
   invalid bpf_context access off=68 size=4
   #355/p check bpf_perf_event_data->sample_period dword load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (79) r0 = *(u64 *)(r1 +68)
   invalid bpf_context access off=68 size=8

  Summary: 708 PASSED, 5 FAILED

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: linux-image-4.15.0-32-generic 4.15.0-32.35
  ProcVersionSignature: User Name 4.15.0-32.35-generic 4.15.18
  Uname: Linux 4.15.0-32-generic i686
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Aug 23 08:23 seq
   crw-rw 1 root audio 116, 33 Aug 23 08:23 timer
  AplayDevices: Error: [Errno 2] No such file or directory: 'aplay': 'aplay'
  ApportVersion: 2.20.9-0ubuntu7.2
  Architecture: i386
  ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord': 
'arecord'
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  CurrentDmesg:

  Date: Thu Aug 23 08:41:26 2018
  IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig': 'iwconfig'
  Lsusb:
   Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
   Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 001 Device 003: ID 0424:2514 Standard Microsystems Corp. USB 2.0 Hub
   Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: Dell Inc. PowerEdge R310
  PciMultimedia:

  ProcFB: 0 mgadrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-32-generic 
root=UUID=7b91a2b8-2e02-407e-a51d-766f6d969020 ro
  RelatedPackageVersions:
   linux-restricted-modules-4.15.0-32-generic N/A
   linux-backports-modules-4.15.0-32-generic  N/A
   linux-firmware 1.173.1
  RfKill: Error: [Errno 2] No such file or directory: 'rfkill': 'rfkill'
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 08/17/2011
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: 1.8.2
  dmi.board.name: 05XKKK
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A05
  dmi.chassis.type: 23
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: 
dmi:bvnDellInc.:bvr1.8.2:bd08/17/2011:svnDellInc.:pnPowerEdgeR310:pvr:rvnDellInc.:rn05XKKK:rvrA05:cvnDellInc.:ct23:cvr:
  dmi.product.name: PowerEdge R310
  dmi.sys.vendor: Dell Inc.

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1788578] Re: Some test in ubuntu_bpf test_verifier failed on i386 Bionic kernel

2021-11-09 Thread Ubuntu Kernel Bot
This bug is awaiting verification that the linux/4.15.0-163.171 kernel
in -proposed solves the problem. Please test the kernel and update this
bug with the results. If the problem is solved, change the tag
'verification-needed-bionic' to 'verification-done-bionic'. If the
problem still exists, change the tag 'verification-needed-bionic' to
'verification-failed-bionic'.

If verification is not done by 5 working days from today, this fix will
be dropped from the source code, and this bug will be closed.

See https://wiki.ubuntu.com/Testing/EnableProposed for documentation how
to enable and use -proposed. Thank you!


** Tags added: verification-needed-bionic

-- 
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/1788578

Title:
  Some test in ubuntu_bpf test_verifier failed on i386 Bionic kernel

Status in ubuntu-kernel-tests:
  New
Status in linux package in Ubuntu:
  Triaged
Status in linux source package in Bionic:
  Fix Committed

Bug description:
  [Impact]
  Narrow loads for bpf_perf_event_data is not possible on 32-bit arches.

  [Test case]
  Run the bpf test_verifier.

  [Potential regression]
  Loading sample_period of bpf_perf_event_data may fail. Unaligned access may 
lead to processor exceptions on some architectures.

  ==

  This issue was only spotted on i386 Bionic kernel.

   #146/p unpriv: spill/fill of different pointers ldx FAIL
   Unexpected error message!
   0: (bf) r6 = r10
   1: (07) r6 += -8
   2: (15) if r1 == 0x0 goto pc+3
   R1=ctx(id=0,off=0,imm=0) R6=fp-8 R10=fp0
   3: (bf) r2 = r10
   4: (07) r2 += -76
   5: (7b) *(u64 *)(r6 +0) = r2
   6: (55) if r1 != 0x0 goto pc+1
   R1=ctx(id=0,off=0,imm=0) R2=fp-76 R6=fp-8 R10=fp0 fp-8=fp
   7: (7b) *(u64 *)(r6 +0) = r1
   8: (79) r1 = *(u64 *)(r6 +0)
   9: (79) r1 = *(u64 *)(r1 +68)
   #352/p check bpf_perf_event_data->sample_period byte load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (71) r0 = *(u8 *)(r1 +68)
   invalid bpf_context access off=68 size=1
   #353/p check bpf_perf_event_data->sample_period half load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (69) r0 = *(u16 *)(r1 +68)
   invalid bpf_context access off=68 size=2
   #354/p check bpf_perf_event_data->sample_period word load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (61) r0 = *(u32 *)(r1 +68)
   invalid bpf_context access off=68 size=4
   #355/p check bpf_perf_event_data->sample_period dword load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (79) r0 = *(u64 *)(r1 +68)
   invalid bpf_context access off=68 size=8

  Summary: 708 PASSED, 5 FAILED

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: linux-image-4.15.0-32-generic 4.15.0-32.35
  ProcVersionSignature: User Name 4.15.0-32.35-generic 4.15.18
  Uname: Linux 4.15.0-32-generic i686
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Aug 23 08:23 seq
   crw-rw 1 root audio 116, 33 Aug 23 08:23 timer
  AplayDevices: Error: [Errno 2] No such file or directory: 'aplay': 'aplay'
  ApportVersion: 2.20.9-0ubuntu7.2
  Architecture: i386
  ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord': 
'arecord'
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  CurrentDmesg:

  Date: Thu Aug 23 08:41:26 2018
  IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig': 'iwconfig'
  Lsusb:
   Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
   Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 001 Device 003: ID 0424:2514 Standard Microsystems Corp. USB 2.0 Hub
   Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: Dell Inc. PowerEdge R310
  PciMultimedia:

  ProcFB: 0 mgadrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-32-generic 
root=UUID=7b91a2b8-2e02-407e-a51d-766f6d969020 ro
  RelatedPackageVersions:
   linux-restricted-modules-4.15.0-32-generic N/A
   linux-backports-modules-4.15.0-32-generic  N/A
   linux-firmware 1.173.1
  RfKill: Error: [Errno 2] No such file or directory: 'rfkill': 'rfkill'
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 08/17/2011
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: 1.8.2
  dmi.board.name: 05XKKK
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A05
  dmi.chassis.type: 23
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: 
dmi:bvnDellInc.:bvr1.8.2:bd08/17/2011:svnDellInc.:pnPowerEdgeR310:pvr:rvnDellInc.:rn05XKKK:rvrA05:cvnDellInc.:ct23:cvr:
  dmi.product.name: PowerEdge R310
  dmi.sys.vendor: Dell Inc.

To manage notifications about this bug go 

[Kernel-packages] [Bug 1788578] Re: Some test in ubuntu_bpf test_verifier failed on i386 Bionic kernel

2021-11-04 Thread Kleber Sacilotto de Souza
** Changed in: linux (Ubuntu Bionic)
   Status: In Progress => Fix Committed

-- 
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/1788578

Title:
  Some test in ubuntu_bpf test_verifier failed on i386 Bionic kernel

Status in ubuntu-kernel-tests:
  New
Status in linux package in Ubuntu:
  Triaged
Status in linux source package in Bionic:
  Fix Committed

Bug description:
  [Impact]
  Narrow loads for bpf_perf_event_data is not possible on 32-bit arches.

  [Test case]
  Run the bpf test_verifier.

  [Potential regression]
  Loading sample_period of bpf_perf_event_data may fail. Unaligned access may 
lead to processor exceptions on some architectures.

  ==

  This issue was only spotted on i386 Bionic kernel.

   #146/p unpriv: spill/fill of different pointers ldx FAIL
   Unexpected error message!
   0: (bf) r6 = r10
   1: (07) r6 += -8
   2: (15) if r1 == 0x0 goto pc+3
   R1=ctx(id=0,off=0,imm=0) R6=fp-8 R10=fp0
   3: (bf) r2 = r10
   4: (07) r2 += -76
   5: (7b) *(u64 *)(r6 +0) = r2
   6: (55) if r1 != 0x0 goto pc+1
   R1=ctx(id=0,off=0,imm=0) R2=fp-76 R6=fp-8 R10=fp0 fp-8=fp
   7: (7b) *(u64 *)(r6 +0) = r1
   8: (79) r1 = *(u64 *)(r6 +0)
   9: (79) r1 = *(u64 *)(r1 +68)
   #352/p check bpf_perf_event_data->sample_period byte load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (71) r0 = *(u8 *)(r1 +68)
   invalid bpf_context access off=68 size=1
   #353/p check bpf_perf_event_data->sample_period half load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (69) r0 = *(u16 *)(r1 +68)
   invalid bpf_context access off=68 size=2
   #354/p check bpf_perf_event_data->sample_period word load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (61) r0 = *(u32 *)(r1 +68)
   invalid bpf_context access off=68 size=4
   #355/p check bpf_perf_event_data->sample_period dword load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (79) r0 = *(u64 *)(r1 +68)
   invalid bpf_context access off=68 size=8

  Summary: 708 PASSED, 5 FAILED

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: linux-image-4.15.0-32-generic 4.15.0-32.35
  ProcVersionSignature: User Name 4.15.0-32.35-generic 4.15.18
  Uname: Linux 4.15.0-32-generic i686
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Aug 23 08:23 seq
   crw-rw 1 root audio 116, 33 Aug 23 08:23 timer
  AplayDevices: Error: [Errno 2] No such file or directory: 'aplay': 'aplay'
  ApportVersion: 2.20.9-0ubuntu7.2
  Architecture: i386
  ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord': 
'arecord'
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  CurrentDmesg:

  Date: Thu Aug 23 08:41:26 2018
  IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig': 'iwconfig'
  Lsusb:
   Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
   Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 001 Device 003: ID 0424:2514 Standard Microsystems Corp. USB 2.0 Hub
   Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: Dell Inc. PowerEdge R310
  PciMultimedia:

  ProcFB: 0 mgadrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-32-generic 
root=UUID=7b91a2b8-2e02-407e-a51d-766f6d969020 ro
  RelatedPackageVersions:
   linux-restricted-modules-4.15.0-32-generic N/A
   linux-backports-modules-4.15.0-32-generic  N/A
   linux-firmware 1.173.1
  RfKill: Error: [Errno 2] No such file or directory: 'rfkill': 'rfkill'
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 08/17/2011
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: 1.8.2
  dmi.board.name: 05XKKK
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A05
  dmi.chassis.type: 23
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: 
dmi:bvnDellInc.:bvr1.8.2:bd08/17/2011:svnDellInc.:pnPowerEdgeR310:pvr:rvnDellInc.:rn05XKKK:rvrA05:cvnDellInc.:ct23:cvr:
  dmi.product.name: PowerEdge R310
  dmi.sys.vendor: Dell Inc.

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu-kernel-tests/+bug/1788578/+subscriptions


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[Kernel-packages] [Bug 1788578] Re: Some test in ubuntu_bpf test_verifier failed on i386 Bionic kernel

2021-10-29 Thread Thadeu Lima de Souza Cascardo
** Description changed:

  [Impact]
  Narrow loads for bpf_perf_event_data is not possible on 32-bit arches.
  
  [Test case]
  Run the bpf test_verifier.
  
  [Potential regression]
- Loading sample_period of bpf_perf_event_data may fail.
+ Loading sample_period of bpf_perf_event_data may fail. Unaligned access may 
lead to processor exceptions on some architectures.
  
  ==
- 
  
  This issue was only spotted on i386 Bionic kernel.
  
   #146/p unpriv: spill/fill of different pointers ldx FAIL
   Unexpected error message!
   0: (bf) r6 = r10
   1: (07) r6 += -8
   2: (15) if r1 == 0x0 goto pc+3
   R1=ctx(id=0,off=0,imm=0) R6=fp-8 R10=fp0
   3: (bf) r2 = r10
   4: (07) r2 += -76
   5: (7b) *(u64 *)(r6 +0) = r2
   6: (55) if r1 != 0x0 goto pc+1
   R1=ctx(id=0,off=0,imm=0) R2=fp-76 R6=fp-8 R10=fp0 fp-8=fp
   7: (7b) *(u64 *)(r6 +0) = r1
   8: (79) r1 = *(u64 *)(r6 +0)
   9: (79) r1 = *(u64 *)(r1 +68)
   #352/p check bpf_perf_event_data->sample_period byte load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (71) r0 = *(u8 *)(r1 +68)
   invalid bpf_context access off=68 size=1
   #353/p check bpf_perf_event_data->sample_period half load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (69) r0 = *(u16 *)(r1 +68)
   invalid bpf_context access off=68 size=2
   #354/p check bpf_perf_event_data->sample_period word load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (61) r0 = *(u32 *)(r1 +68)
   invalid bpf_context access off=68 size=4
   #355/p check bpf_perf_event_data->sample_period dword load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (79) r0 = *(u64 *)(r1 +68)
   invalid bpf_context access off=68 size=8
  
  Summary: 708 PASSED, 5 FAILED
  
  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: linux-image-4.15.0-32-generic 4.15.0-32.35
  ProcVersionSignature: User Name 4.15.0-32.35-generic 4.15.18
  Uname: Linux 4.15.0-32-generic i686
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Aug 23 08:23 seq
   crw-rw 1 root audio 116, 33 Aug 23 08:23 timer
  AplayDevices: Error: [Errno 2] No such file or directory: 'aplay': 'aplay'
  ApportVersion: 2.20.9-0ubuntu7.2
  Architecture: i386
  ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord': 
'arecord'
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  CurrentDmesg:
  
  Date: Thu Aug 23 08:41:26 2018
  IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig': 'iwconfig'
  Lsusb:
   Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
   Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 001 Device 003: ID 0424:2514 Standard Microsystems Corp. USB 2.0 Hub
   Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: Dell Inc. PowerEdge R310
  PciMultimedia:
  
  ProcFB: 0 mgadrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-32-generic 
root=UUID=7b91a2b8-2e02-407e-a51d-766f6d969020 ro
  RelatedPackageVersions:
   linux-restricted-modules-4.15.0-32-generic N/A
   linux-backports-modules-4.15.0-32-generic  N/A
   linux-firmware 1.173.1
  RfKill: Error: [Errno 2] No such file or directory: 'rfkill': 'rfkill'
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 08/17/2011
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: 1.8.2
  dmi.board.name: 05XKKK
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A05
  dmi.chassis.type: 23
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: 
dmi:bvnDellInc.:bvr1.8.2:bd08/17/2011:svnDellInc.:pnPowerEdgeR310:pvr:rvnDellInc.:rn05XKKK:rvrA05:cvnDellInc.:ct23:cvr:
  dmi.product.name: PowerEdge R310
  dmi.sys.vendor: Dell Inc.

-- 
You received this bug notification because you are a member of Kernel
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https://bugs.launchpad.net/bugs/1788578

Title:
  Some test in ubuntu_bpf test_verifier failed on i386 Bionic kernel

Status in ubuntu-kernel-tests:
  New
Status in linux package in Ubuntu:
  Triaged
Status in linux source package in Bionic:
  In Progress

Bug description:
  [Impact]
  Narrow loads for bpf_perf_event_data is not possible on 32-bit arches.

  [Test case]
  Run the bpf test_verifier.

  [Potential regression]
  Loading sample_period of bpf_perf_event_data may fail. Unaligned access may 
lead to processor exceptions on some architectures.

  ==

  This issue was only spotted on i386 Bionic kernel.

   #146/p unpriv: spill/fill of different pointers ldx FAIL
   Unexpected error message!
   0: (bf) r6 = r10
   1: (07) r6 += -8
   2: (15) if r1 == 0x0 goto pc+3
   R1=ctx(id=0,off=0,imm=0) R6=fp-8 

[Kernel-packages] [Bug 1788578] Re: Some test in ubuntu_bpf test_verifier failed on i386 Bionic kernel

2021-10-29 Thread Thadeu Lima de Souza Cascardo
** Changed in: linux (Ubuntu Bionic)
   Status: New => In Progress

** Changed in: linux (Ubuntu Bionic)
 Assignee: (unassigned) => Thadeu Lima de Souza Cascardo (cascardo)

** Description changed:

+ [Impact]
+ Narrow loads for bpf_perf_event_data is not possible on 32-bit arches.
+ 
+ [Test case]
+ Run the bpf test_verifier.
+ 
+ [Potential regression]
+ Loading sample_period of bpf_perf_event_data may fail.
+ 
+ ==
+ 
+ 
  This issue was only spotted on i386 Bionic kernel.
  
-  #146/p unpriv: spill/fill of different pointers ldx FAIL
-  Unexpected error message!
-  0: (bf) r6 = r10
-  1: (07) r6 += -8
-  2: (15) if r1 == 0x0 goto pc+3
-  R1=ctx(id=0,off=0,imm=0) R6=fp-8 R10=fp0
-  3: (bf) r2 = r10
-  4: (07) r2 += -76
-  5: (7b) *(u64 *)(r6 +0) = r2
-  6: (55) if r1 != 0x0 goto pc+1
-  R1=ctx(id=0,off=0,imm=0) R2=fp-76 R6=fp-8 R10=fp0 fp-8=fp
-  7: (7b) *(u64 *)(r6 +0) = r1
-  8: (79) r1 = *(u64 *)(r6 +0)
-  9: (79) r1 = *(u64 *)(r1 +68)
-  #352/p check bpf_perf_event_data->sample_period byte load permitted FAIL
-  Failed to load prog 'Permission denied'!
-  0: (b7) r0 = 0
-  1: (71) r0 = *(u8 *)(r1 +68)
-  invalid bpf_context access off=68 size=1
-  #353/p check bpf_perf_event_data->sample_period half load permitted FAIL
-  Failed to load prog 'Permission denied'!
-  0: (b7) r0 = 0
-  1: (69) r0 = *(u16 *)(r1 +68)
-  invalid bpf_context access off=68 size=2
-  #354/p check bpf_perf_event_data->sample_period word load permitted FAIL
-  Failed to load prog 'Permission denied'!
-  0: (b7) r0 = 0
-  1: (61) r0 = *(u32 *)(r1 +68)
-  invalid bpf_context access off=68 size=4
-  #355/p check bpf_perf_event_data->sample_period dword load permitted FAIL
-  Failed to load prog 'Permission denied'!
-  0: (b7) r0 = 0
-  1: (79) r0 = *(u64 *)(r1 +68)
-  invalid bpf_context access off=68 size=8
+  #146/p unpriv: spill/fill of different pointers ldx FAIL
+  Unexpected error message!
+  0: (bf) r6 = r10
+  1: (07) r6 += -8
+  2: (15) if r1 == 0x0 goto pc+3
+  R1=ctx(id=0,off=0,imm=0) R6=fp-8 R10=fp0
+  3: (bf) r2 = r10
+  4: (07) r2 += -76
+  5: (7b) *(u64 *)(r6 +0) = r2
+  6: (55) if r1 != 0x0 goto pc+1
+  R1=ctx(id=0,off=0,imm=0) R2=fp-76 R6=fp-8 R10=fp0 fp-8=fp
+  7: (7b) *(u64 *)(r6 +0) = r1
+  8: (79) r1 = *(u64 *)(r6 +0)
+  9: (79) r1 = *(u64 *)(r1 +68)
+  #352/p check bpf_perf_event_data->sample_period byte load permitted FAIL
+  Failed to load prog 'Permission denied'!
+  0: (b7) r0 = 0
+  1: (71) r0 = *(u8 *)(r1 +68)
+  invalid bpf_context access off=68 size=1
+  #353/p check bpf_perf_event_data->sample_period half load permitted FAIL
+  Failed to load prog 'Permission denied'!
+  0: (b7) r0 = 0
+  1: (69) r0 = *(u16 *)(r1 +68)
+  invalid bpf_context access off=68 size=2
+  #354/p check bpf_perf_event_data->sample_period word load permitted FAIL
+  Failed to load prog 'Permission denied'!
+  0: (b7) r0 = 0
+  1: (61) r0 = *(u32 *)(r1 +68)
+  invalid bpf_context access off=68 size=4
+  #355/p check bpf_perf_event_data->sample_period dword load permitted FAIL
+  Failed to load prog 'Permission denied'!
+  0: (b7) r0 = 0
+  1: (79) r0 = *(u64 *)(r1 +68)
+  invalid bpf_context access off=68 size=8
  
  Summary: 708 PASSED, 5 FAILED
  
  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: linux-image-4.15.0-32-generic 4.15.0-32.35
  ProcVersionSignature: User Name 4.15.0-32.35-generic 4.15.18
  Uname: Linux 4.15.0-32-generic i686
  AlsaDevices:
-  total 0
-  crw-rw 1 root audio 116,  1 Aug 23 08:23 seq
-  crw-rw 1 root audio 116, 33 Aug 23 08:23 timer
+  total 0
+  crw-rw 1 root audio 116,  1 Aug 23 08:23 seq
+  crw-rw 1 root audio 116, 33 Aug 23 08:23 timer
  AplayDevices: Error: [Errno 2] No such file or directory: 'aplay': 'aplay'
  ApportVersion: 2.20.9-0ubuntu7.2
  Architecture: i386
  ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord': 
'arecord'
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  CurrentDmesg:
-  
+ 
  Date: Thu Aug 23 08:41:26 2018
  IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig': 'iwconfig'
  Lsusb:
-  Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
-  Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
-  Bus 001 Device 003: ID 0424:2514 Standard Microsystems Corp. USB 2.0 Hub
-  Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
-  Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
+  Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
+  Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
+  Bus 001 Device 003: ID 0424:2514 Standard Microsystems Corp. USB 2.0 Hub
+  Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
+  Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: Dell Inc. PowerEdge R310
  PciMultimedia:
-  
+ 
  ProcFB: 0 mgadrmfb
  

[Kernel-packages] [Bug 1788578] Re: Some test in ubuntu_bpf test_verifier failed on i386 Bionic kernel

2019-08-28 Thread Po-Hsu Lin
** Also affects: linux (Ubuntu Bionic)
   Importance: Undecided
   Status: New

** Also affects: ubuntu-kernel-tests
   Importance: Undecided
   Status: New

** Tags added: 4.15 ubuntu-bpf

** Tags added: sru-20190812

-- 
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/1788578

Title:
  Some test in ubuntu_bpf test_verifier failed on i386 Bionic kernel

Status in ubuntu-kernel-tests:
  New
Status in linux package in Ubuntu:
  Triaged
Status in linux source package in Bionic:
  New

Bug description:
  This issue was only spotted on i386 Bionic kernel.

   #146/p unpriv: spill/fill of different pointers ldx FAIL
   Unexpected error message!
   0: (bf) r6 = r10
   1: (07) r6 += -8
   2: (15) if r1 == 0x0 goto pc+3
   R1=ctx(id=0,off=0,imm=0) R6=fp-8 R10=fp0
   3: (bf) r2 = r10
   4: (07) r2 += -76
   5: (7b) *(u64 *)(r6 +0) = r2
   6: (55) if r1 != 0x0 goto pc+1
   R1=ctx(id=0,off=0,imm=0) R2=fp-76 R6=fp-8 R10=fp0 fp-8=fp
   7: (7b) *(u64 *)(r6 +0) = r1
   8: (79) r1 = *(u64 *)(r6 +0)
   9: (79) r1 = *(u64 *)(r1 +68)
   #352/p check bpf_perf_event_data->sample_period byte load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (71) r0 = *(u8 *)(r1 +68)
   invalid bpf_context access off=68 size=1
   #353/p check bpf_perf_event_data->sample_period half load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (69) r0 = *(u16 *)(r1 +68)
   invalid bpf_context access off=68 size=2
   #354/p check bpf_perf_event_data->sample_period word load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (61) r0 = *(u32 *)(r1 +68)
   invalid bpf_context access off=68 size=4
   #355/p check bpf_perf_event_data->sample_period dword load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (79) r0 = *(u64 *)(r1 +68)
   invalid bpf_context access off=68 size=8

  Summary: 708 PASSED, 5 FAILED

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: linux-image-4.15.0-32-generic 4.15.0-32.35
  ProcVersionSignature: User Name 4.15.0-32.35-generic 4.15.18
  Uname: Linux 4.15.0-32-generic i686
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Aug 23 08:23 seq
   crw-rw 1 root audio 116, 33 Aug 23 08:23 timer
  AplayDevices: Error: [Errno 2] No such file or directory: 'aplay': 'aplay'
  ApportVersion: 2.20.9-0ubuntu7.2
  Architecture: i386
  ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord': 
'arecord'
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  CurrentDmesg:
   
  Date: Thu Aug 23 08:41:26 2018
  IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig': 'iwconfig'
  Lsusb:
   Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
   Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 001 Device 003: ID 0424:2514 Standard Microsystems Corp. USB 2.0 Hub
   Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: Dell Inc. PowerEdge R310
  PciMultimedia:
   
  ProcFB: 0 mgadrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-32-generic 
root=UUID=7b91a2b8-2e02-407e-a51d-766f6d969020 ro
  RelatedPackageVersions:
   linux-restricted-modules-4.15.0-32-generic N/A
   linux-backports-modules-4.15.0-32-generic  N/A
   linux-firmware 1.173.1
  RfKill: Error: [Errno 2] No such file or directory: 'rfkill': 'rfkill'
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 08/17/2011
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: 1.8.2
  dmi.board.name: 05XKKK
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A05
  dmi.chassis.type: 23
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: 
dmi:bvnDellInc.:bvr1.8.2:bd08/17/2011:svnDellInc.:pnPowerEdgeR310:pvr:rvnDellInc.:rn05XKKK:rvrA05:cvnDellInc.:ct23:cvr:
  dmi.product.name: PowerEdge R310
  dmi.sys.vendor: Dell Inc.

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu-kernel-tests/+bug/1788578/+subscriptions

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[Kernel-packages] [Bug 1788578] Re: Some test in ubuntu_bpf test_verifier failed on i386 Bionic kernel

2019-07-24 Thread Brad Figg
** Tags added: cscc

-- 
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/1788578

Title:
  Some test in ubuntu_bpf test_verifier failed on i386 Bionic kernel

Status in linux package in Ubuntu:
  Triaged

Bug description:
  This issue was only spotted on i386 Bionic kernel.

   #146/p unpriv: spill/fill of different pointers ldx FAIL
   Unexpected error message!
   0: (bf) r6 = r10
   1: (07) r6 += -8
   2: (15) if r1 == 0x0 goto pc+3
   R1=ctx(id=0,off=0,imm=0) R6=fp-8 R10=fp0
   3: (bf) r2 = r10
   4: (07) r2 += -76
   5: (7b) *(u64 *)(r6 +0) = r2
   6: (55) if r1 != 0x0 goto pc+1
   R1=ctx(id=0,off=0,imm=0) R2=fp-76 R6=fp-8 R10=fp0 fp-8=fp
   7: (7b) *(u64 *)(r6 +0) = r1
   8: (79) r1 = *(u64 *)(r6 +0)
   9: (79) r1 = *(u64 *)(r1 +68)
   #352/p check bpf_perf_event_data->sample_period byte load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (71) r0 = *(u8 *)(r1 +68)
   invalid bpf_context access off=68 size=1
   #353/p check bpf_perf_event_data->sample_period half load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (69) r0 = *(u16 *)(r1 +68)
   invalid bpf_context access off=68 size=2
   #354/p check bpf_perf_event_data->sample_period word load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (61) r0 = *(u32 *)(r1 +68)
   invalid bpf_context access off=68 size=4
   #355/p check bpf_perf_event_data->sample_period dword load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (79) r0 = *(u64 *)(r1 +68)
   invalid bpf_context access off=68 size=8

  Summary: 708 PASSED, 5 FAILED

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: linux-image-4.15.0-32-generic 4.15.0-32.35
  ProcVersionSignature: User Name 4.15.0-32.35-generic 4.15.18
  Uname: Linux 4.15.0-32-generic i686
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Aug 23 08:23 seq
   crw-rw 1 root audio 116, 33 Aug 23 08:23 timer
  AplayDevices: Error: [Errno 2] No such file or directory: 'aplay': 'aplay'
  ApportVersion: 2.20.9-0ubuntu7.2
  Architecture: i386
  ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord': 
'arecord'
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  CurrentDmesg:
   
  Date: Thu Aug 23 08:41:26 2018
  IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig': 'iwconfig'
  Lsusb:
   Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
   Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 001 Device 003: ID 0424:2514 Standard Microsystems Corp. USB 2.0 Hub
   Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: Dell Inc. PowerEdge R310
  PciMultimedia:
   
  ProcFB: 0 mgadrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-32-generic 
root=UUID=7b91a2b8-2e02-407e-a51d-766f6d969020 ro
  RelatedPackageVersions:
   linux-restricted-modules-4.15.0-32-generic N/A
   linux-backports-modules-4.15.0-32-generic  N/A
   linux-firmware 1.173.1
  RfKill: Error: [Errno 2] No such file or directory: 'rfkill': 'rfkill'
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 08/17/2011
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: 1.8.2
  dmi.board.name: 05XKKK
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A05
  dmi.chassis.type: 23
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: 
dmi:bvnDellInc.:bvr1.8.2:bd08/17/2011:svnDellInc.:pnPowerEdgeR310:pvr:rvnDellInc.:rn05XKKK:rvrA05:cvnDellInc.:ct23:cvr:
  dmi.product.name: PowerEdge R310
  dmi.sys.vendor: Dell Inc.

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[Kernel-packages] [Bug 1788578] Re: Some test in ubuntu_bpf test_verifier failed on i386 Bionic kernel

2018-08-23 Thread Joseph Salisbury
** Changed in: linux (Ubuntu)
   Importance: Undecided => Medium

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

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https://bugs.launchpad.net/bugs/1788578

Title:
  Some test in ubuntu_bpf test_verifier failed on i386 Bionic kernel

Status in linux package in Ubuntu:
  Triaged

Bug description:
  This issue was only spotted on i386 Bionic kernel.

   #146/p unpriv: spill/fill of different pointers ldx FAIL
   Unexpected error message!
   0: (bf) r6 = r10
   1: (07) r6 += -8
   2: (15) if r1 == 0x0 goto pc+3
   R1=ctx(id=0,off=0,imm=0) R6=fp-8 R10=fp0
   3: (bf) r2 = r10
   4: (07) r2 += -76
   5: (7b) *(u64 *)(r6 +0) = r2
   6: (55) if r1 != 0x0 goto pc+1
   R1=ctx(id=0,off=0,imm=0) R2=fp-76 R6=fp-8 R10=fp0 fp-8=fp
   7: (7b) *(u64 *)(r6 +0) = r1
   8: (79) r1 = *(u64 *)(r6 +0)
   9: (79) r1 = *(u64 *)(r1 +68)
   #352/p check bpf_perf_event_data->sample_period byte load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (71) r0 = *(u8 *)(r1 +68)
   invalid bpf_context access off=68 size=1
   #353/p check bpf_perf_event_data->sample_period half load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (69) r0 = *(u16 *)(r1 +68)
   invalid bpf_context access off=68 size=2
   #354/p check bpf_perf_event_data->sample_period word load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (61) r0 = *(u32 *)(r1 +68)
   invalid bpf_context access off=68 size=4
   #355/p check bpf_perf_event_data->sample_period dword load permitted FAIL
   Failed to load prog 'Permission denied'!
   0: (b7) r0 = 0
   1: (79) r0 = *(u64 *)(r1 +68)
   invalid bpf_context access off=68 size=8

  Summary: 708 PASSED, 5 FAILED

  ProblemType: Bug
  DistroRelease: Ubuntu 18.04
  Package: linux-image-4.15.0-32-generic 4.15.0-32.35
  ProcVersionSignature: User Name 4.15.0-32.35-generic 4.15.18
  Uname: Linux 4.15.0-32-generic i686
  AlsaDevices:
   total 0
   crw-rw 1 root audio 116,  1 Aug 23 08:23 seq
   crw-rw 1 root audio 116, 33 Aug 23 08:23 timer
  AplayDevices: Error: [Errno 2] No such file or directory: 'aplay': 'aplay'
  ApportVersion: 2.20.9-0ubuntu7.2
  Architecture: i386
  ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord': 
'arecord'
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', 
'/dev/snd/timer'] failed with exit code 1:
  CurrentDmesg:
   
  Date: Thu Aug 23 08:41:26 2018
  IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig': 'iwconfig'
  Lsusb:
   Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
   Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
   Bus 001 Device 003: ID 0424:2514 Standard Microsystems Corp. USB 2.0 Hub
   Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: Dell Inc. PowerEdge R310
  PciMultimedia:
   
  ProcFB: 0 mgadrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-32-generic 
root=UUID=7b91a2b8-2e02-407e-a51d-766f6d969020 ro
  RelatedPackageVersions:
   linux-restricted-modules-4.15.0-32-generic N/A
   linux-backports-modules-4.15.0-32-generic  N/A
   linux-firmware 1.173.1
  RfKill: Error: [Errno 2] No such file or directory: 'rfkill': 'rfkill'
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 08/17/2011
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: 1.8.2
  dmi.board.name: 05XKKK
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A05
  dmi.chassis.type: 23
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: 
dmi:bvnDellInc.:bvr1.8.2:bd08/17/2011:svnDellInc.:pnPowerEdgeR310:pvr:rvnDellInc.:rn05XKKK:rvrA05:cvnDellInc.:ct23:cvr:
  dmi.product.name: PowerEdge R310
  dmi.sys.vendor: Dell Inc.

To manage notifications about this bug go to:
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