[Kernel-packages] [Bug 1642299] Re: Fix Kernel Crashing under IBM Virtual Scsi Driver

2016-12-20 Thread Launchpad Bug Tracker 
This bug was fixed in the package linux - 4.8.0-32.34

---
linux (4.8.0-32.34) yakkety; urgency=low

  [ Thadeu Lima de Souza Cascardo ]

  * Release Tracking Bug
- LP: #1649358

  * Vulnerability picked up from 4.8.10 stable kernel (LP: #1648662)
- net: handle no dst on skb in icmp6_send

linux (4.8.0-31.33) yakkety; urgency=low

  [ Luis Henriques ]

  * Release Tracking Bug
- LP: #1648034

  * Update hio driver to 2.1.0.28 (LP: #1646643)
- SAUCE: hio: update to Huawei ES3000_V2 (2.1.0.28)

  * Yakkety update to v4.8.11 stable release (LP: #1645421)
- x86/cpu/AMD: Fix cpu_llc_id for AMD Fam17h systems
- KVM: x86: fix missed SRCU usage in kvm_lapic_set_vapic_addr
- KVM: Disable irq while unregistering user notifier
- arm64: KVM: pmu: Fix AArch32 cycle counter access
- KVM: arm64: Fix the issues when guest PMCCFILTR is configured
- ftrace: Ignore FTRACE_FL_DISABLED while walking dyn_ftrace records
- ftrace: Add more checks for FTRACE_FL_DISABLED in processing ip records
- genirq: Use irq type from irqdata instead of irqdesc
- fuse: fix fuse_write_end() if zero bytes were copied
- IB/rdmavt: rdmavt can handle non aligned page maps
- IB/hfi1: Fix rnr_timer addition
- mfd: intel-lpss: Do not put device in reset state on suspend
- mfd: stmpe: Fix RESET regression on STMPE2401
- can: bcm: fix warning in bcm_connect/proc_register
- gpio: do not double-check direction on sleeping chips
- ALSA: usb-audio: Fix use-after-free of usb_device at disconnect
- ALSA: hda - add a new condition to check if it is thinkpad
- ALSA: hda - Fix mic regression by ASRock mobo fixup
- i2c: mux: fix up dependencies
- i2c: i2c-mux-pca954x: fix deselect enabling for device-tree
- Disable the __builtin_return_address() warning globally after all
- kbuild: add -fno-PIE
- scripts/has-stack-protector: add -fno-PIE
- x86/kexec: add -fno-PIE
- kbuild: Steal gcc's pie from the very beginning
- ext4: sanity check the block and cluster size at mount time
- ARM: dts: imx53-qsb: Fix regulator constraints
- crypto: caam - do not register AES-XTS mode on LP units
- powerpc/64: Fix setting of AIL in hypervisor mode
- drm/amdgpu: Attach exclusive fence to prime exported bo's. (v5)
- drm/i915: Refresh that status of MST capable connectors in ->detect()
- drm/i915: Assume non-DP++ port if dvo_port is HDMI and there's no AUX ch
  specified in the VBT
- virtio-net: drop legacy features in virtio 1 mode
- clk: mmp: pxa910: fix return value check in pxa910_clk_init()
- clk: mmp: pxa168: fix return value check in pxa168_clk_init()
- clk: mmp: mmp2: fix return value check in mmp2_clk_init()
- clk: imx: fix integer overflow in AV PLL round rate
- rtc: omap: Fix selecting external osc
- iwlwifi: pcie: fix SPLC structure parsing
- iwlwifi: pcie: mark command queue lock with separate lockdep class
- iwlwifi: mvm: fix netdetect starting/stopping for unified images
- iwlwifi: mvm: fix d3_test with unified D0/D3 images
- iwlwifi: mvm: wake the wait queue when the RX sync counter is zero
- mfd: core: Fix device reference leak in mfd_clone_cell
- sunrpc: svc_age_temp_xprts_now should not call setsockopt non-tcp 
transports
- uwb: fix device reference leaks
- PM / sleep: fix device reference leak in test_suspend
- PM / sleep: don't suspend parent when async child suspend_{noirq, late}
  fails
- perf hists: Fix column length on --hierarchy
- IB/rxe: Update qp state for user query
- IB/rxe: Fix kernel panic in UDP tunnel with GRO and RX checksum
- IB/rxe: Fix handling of erroneous WR
- IB/rxe: Clear queue buffer when modifying QP to reset
- IB/mlx4: Check gid_index return value
- IB/mlx4: Fix create CQ error flow
- IB/mlx5: Validate requested RQT size
- IB/mlx5: Use cache line size to select CQE stride
- IB/mlx5: Fix memory leak in query device
- IB/mlx5: Fix fatal error dispatching
- IB/mlx5: Fix NULL pointer dereference on debug print
- IB/core: Avoid unsigned int overflow in sg_alloc_table
- IB/hfi1: Remove incorrect IS_ERR check
- IB/uverbs: Fix leak of XRC target QPs
- IB/cm: Mark stale CM id's whenever the mad agent was unregistered
- netfilter: nft_dynset: fix element timeout for HZ != 1000
- gpio: pca953x: Move memcpy into mutex lock for set multiple
- gpio: pca953x: Fix corruption of other gpios in set_multiple.
- Linux 4.8.11

  * Upstream stable 4.4.34 and 4.8.10 regression (LP: #1645278)
- flow_dissect: call init_default_flow_dissectors() earlier

  * Fix Kernel Crashing under IBM Virtual Scsi Driver (LP: #1642299)
- SAUCE: ibmvscsis: Rearrange functions for future patches
- SAUCE: ibmvscsis: Synchronize cmds at tpg_enable_store time
- SAUCE: ibmvscsis: Synchronize cmds at remove time
- SAUCE: ibmvscsis: Clean up properly if

[Kernel-packages] [Bug 1642299] Re: Fix Kernel Crashing under IBM Virtual Scsi Driver

2016-12-20 Thread Launchpad Bug Tracker 
This bug was fixed in the package linux - 4.4.0-57.78

---
linux (4.4.0-57.78) xenial; urgency=low

  * Release Tracking Bug
- LP: #1648867

  * Miscellaneous Ubuntu changes
- SAUCE: Do not build the xr-usb-serial driver for s390

linux (4.4.0-56.77) xenial; urgency=low

  * Release Tracking Bug
- LP: #1648867

  * Release Tracking Bug
- LP: #1648579

  * CONFIG_NR_CPUS=256 is too low (LP: #1579205)
- [Config] Increase the NR_CPUS to 512 for amd64 to support systems with a
  large number of cores.

  * NVMe drives in Amazon AWS instance fail to initialize (LP: #1648449)
- SAUCE: (no-up) NVMe: only setup MSIX once

linux (4.4.0-55.76) xenial; urgency=low

  [ Luis Henriques ]

  * Release Tracking Bug
- LP: #1648503

  * NVMe driver accidentally reverted to use GSI instead of MSIX (LP: #1647887)
- (fix) NVMe: restore code to always use MSI/MSI-x interrupts

linux (4.4.0-54.75) xenial; urgency=low

  [ Luis Henriques ]

  * Release Tracking Bug
- LP: #1648017

  * Update hio driver to 2.1.0.28 (LP: #1646643)
- SAUCE: hio: update to Huawei ES3000_V2 (2.1.0.28)

  * linux: Enable live patching for all supported architectures (LP: #1633577)
- [Config] CONFIG_LIVEPATCH=y for s390x

  * Botched backport breaks level triggered EOIs in QEMU guests with --machine
kernel_irqchip=split (LP: #1644394)
- kvm/irqchip: kvm_arch_irq_routing_update renaming split

  * Xenial update to v4.4.35 stable release (LP: #1645453)
- x86/cpu/AMD: Fix cpu_llc_id for AMD Fam17h systems
- KVM: x86: fix missed SRCU usage in kvm_lapic_set_vapic_addr
- KVM: Disable irq while unregistering user notifier
- fuse: fix fuse_write_end() if zero bytes were copied
- mfd: intel-lpss: Do not put device in reset state on suspend
- can: bcm: fix warning in bcm_connect/proc_register
- i2c: mux: fix up dependencies
- kbuild: add -fno-PIE
- scripts/has-stack-protector: add -fno-PIE
- x86/kexec: add -fno-PIE
- kbuild: Steal gcc's pie from the very beginning
- ext4: sanity check the block and cluster size at mount time
- crypto: caam - do not register AES-XTS mode on LP units
- drm/amdgpu: Attach exclusive fence to prime exported bo's. (v5)
- clk: mmp: pxa910: fix return value check in pxa910_clk_init()
- clk: mmp: pxa168: fix return value check in pxa168_clk_init()
- clk: mmp: mmp2: fix return value check in mmp2_clk_init()
- rtc: omap: Fix selecting external osc
- iwlwifi: pcie: fix SPLC structure parsing
- mfd: core: Fix device reference leak in mfd_clone_cell
- uwb: fix device reference leaks
- PM / sleep: fix device reference leak in test_suspend
- PM / sleep: don't suspend parent when async child suspend_{noirq, late}
  fails
- IB/mlx4: Check gid_index return value
- IB/mlx4: Fix create CQ error flow
- IB/mlx5: Use cache line size to select CQE stride
- IB/mlx5: Fix fatal error dispatching
- IB/core: Avoid unsigned int overflow in sg_alloc_table
- IB/uverbs: Fix leak of XRC target QPs
- IB/cm: Mark stale CM id's whenever the mad agent was unregistered
- netfilter: nft_dynset: fix element timeout for HZ != 1000
- Linux 4.4.35

  * Upstream stable 4.4.34 and 4.8.10 regression (LP: #1645278)
- flow_dissect: call init_default_flow_dissectors() earlier

  * AD5593R configurable multi-channel converter support (LP: #1644726)
- iio: dac: Add support for the AD5592R/AD5593R ADCs/DACs
- iio: dac: ad5592r: Off by one bug in ad5592r_alloc_channels()
- [Config] CONFIG_AD5592R/AD5593R=m

  * ST Micro lps22hb pressure sensor support (LP: #1642258)
- iio:st_pressure:initial lps22hb sensor support
- iio:st_pressure: align storagebits on power of 2
- iio:st_pressure: document sampling gains
- iio:st_pressure:lps22hb: temperature support

  * Fix Kernel Crashing under IBM Virtual Scsi Driver (LP: #1642299)
- SAUCE: ibmvscsis: Rearrange functions for future patches
- SAUCE: ibmvscsis: Synchronize cmds at tpg_enable_store time
- SAUCE: ibmvscsis: Synchronize cmds at remove time
- SAUCE: ibmvscsis: Clean up properly if target_submit_cmd/tmr fails
- SAUCE: ibmvscsis: Return correct partition name/# to client
- SAUCE: ibmvscsis: Issues from Dan Carpenter/Smatch

  * System stalls when creating device node on booting (LP: #1643797)
- sched/fair: Fix new task's load avg removed from source CPU in
  wake_up_new_task()

  * nvme: improve performance for virtual Google NVMe devices (LP: #1637565)
- blk-mq: add blk_mq_alloc_request_hctx
- nvme.h: add NVMe over Fabrics definitions
- [Config] CONFIG_NVME_VENDOR_EXT_GOOGLE=y
- SAUCE: nvme: improve performance for virtual NVMe devices

  * Move some kernel modules to the main kernel package (LP: #1642228)
- [Config] Move some powerpc kernel modules to the main kernel package

  * sched: Match-all classifier is missing in xenial (LP: #1642514)
-

[Kernel-packages] [Bug 1642299] Re: Fix Kernel Crashing under IBM Virtual Scsi Driver

2016-12-17 Thread Launchpad Bug Tracker 
This bug was fixed in the package linux - 4.9.0-11.12

---
linux (4.9.0-11.12) zesty; urgency=low

  * Miscellaneous Ubuntu changes
- UBUNTU: SAUCE: Add '-fno-pie -no-pie' to cflags for x86 selftests
- UBUNTU: SAUCE: (no-up) aufs: for v4.9-rc1, support setattr_prepare()

  [ Upstream Kernel Changes ]

  * rebase to v4.9

 -- Tim Gardner   Mon, 12 Dec 2016 06:40:40
-0700

** Changed in: linux (Ubuntu Zesty)
   Status: Fix Committed => Fix Released

-- 
You received this bug notification because you are a member of Kernel
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https://bugs.launchpad.net/bugs/1642299

Title:
  Fix Kernel Crashing under IBM Virtual Scsi Driver

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

Bug description:
  Kernel crashes running large amounts of deployment using Ibmvscsis driver. 
   
  Contact Information = Bryant Ly/b...@us.ibm.com 
   
  Stack trace output:
   
  [ 1780.861532] Faulting instruction address: 0xc0583de0
  [ 1780.861542] Oops: Kernel access of bad area, sig: 11 [#1]
  [ 1780.861549] SMP NR_CPUS=2048 NUMA pSeries
  [ 1780.861557] Modules linked in: ip6table_filter ip6_tables xt_tcpudp 
iptable_mangle ebt_arp ebt_among ebtable_filter ebtables iptable_nat 
nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_filter 
ip_tables x_tables bridge stp llc target_core_user uio target_core_pscsi 
target_core_file dccp_diag target_core_iblock iscsi_target_mod dccp tcp_diag 
udp_diag inet_diag unix_diag af_packet_diag netlink_diag binfmt_misc 
pseries_rng ibmvmc(OE) rtc_generic ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad 
ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi autofs4 
mlx4_en vxlan ip6_udp_tunnel udp_tunnel ses enclosure ibmvscsis target_core_mod 
configfs ibmveth mlx4_core megaraid_sas ahci libahci
  [ 1780.861707] CPU: 22 PID: 35128 Comm: tcmu-runner Tainted: GW  OE   
4.4.13-customv7 #22
  [ 1780.861718] task: c001e6f50080 ti: c001e6fd task.ti: 
c001e6fd
  [ 1780.861727] NIP: c0583de0 LR: d65c1b04 CTR: 
c0583da0
  [ 1780.861736] REGS: c001e6fd3950 TRAP: 0300   Tainted: GW  OE
(4.4.13-customv7)
  [ 1780.861745] MSR: 80009033   CR: 48004484  
XER: 2000
  [ 1780.861770] CFAR: c0008468 DAR: 12a0 DSISR: 4000 
SOFTE: 0
  GPR00: d65c1974 c001e6fd3bd0 d65cba00 1298
  GPR04: 12b8 c001fe664468 0018 646920726f662064
  GPR08: 0007 0001 1298 d65c2870
  GPR12: c0583da0 c7add100  
  GPR16: 3fffae67  0002 0001
  GPR20: c001e99032e8  c001e9903300 f000
  GPR24: c001e9903340  d660 d6600080
  GPR28: c001e9902000 0080 f0019800 c001fe664458
  [ 1780.861901] NIP [c0583de0] __bitmap_xor+0x40/0x60
  [ 1780.861910] LR [d65c1b04] tcmu_handle_completions+0x394/0x510 
[target_core_user]
  [ 1780.861919] Call Trace:
  [ 1780.861926] [c001e6fd3bd0] [d65c1974] 
tcmu_handle_completions+0x204/0x510 [target_core_user] (unreliable)
  [ 1780.861942] [c001e6fd3cd0] [d65c1cac] 
tcmu_irqcontrol+0x2c/0x50 [target_core_user]
  [ 1780.861956] [c001e6fd3d00] [d6561798] uio_write+0x98/0x140 
[uio]
  [ 1780.861966] [c001e6fd3d50] [c02dda0c] __vfs_write+0x6c/0xe0
  [ 1780.861977] [c001e6fd3d90] [c02de740] vfs_write+0xc0/0x230
  [ 1780.861988] [c001e6fd3de0] [c02df77c] SyS_write+0x6c/0x110
  [ 1780.861999] [c001e6fd3e30] [c0009204] system_call+0x38/0xb4
  [ 1780.862007] Instruction dump:
  [ 1780.862013] 78c60020 3944fff8 38c6 38a5fff8 78c61f48 3863fff8 7c843214 
4814
  [ 1780.862033] 6000 6000 6000 6042  e9050009 
7faa2040 7d294278
  [ 1780.862056] ---[ end trace 212caf961ccdad3d ]---

  
  A series of patches will fix this issue. 
ibmvscsis: Rearrange functions for future patches
ibmvscsis: Synchronize cmds at tpg_enable_store time
ibmvscsis: Synchronize cmds at remove time
ibmvscsis: Clean up properly if target_submit_cmd/tmr fails
ibmvscsis: Return correct partition name/# to client
ibmvscsis: Issues from Dan Carpenter/Smatch
  http://www.spinics.net/lists/linux-scsi/msg100569.html

  The patch has been accepted and applied to 4.10/scsi-queue.

  scsi: ibmvscsis: Rearrange functions for future patches
  
https://kernel.googlesource.com/pub/scm/linux/kernel/git/mkp/scsi/+/fbbcc033a20a6af94eeb8fa995668ed5051be111

  scsi: ibmvscsis: Synchronize cmds at tpg_enable_store

[Kernel-packages] [Bug 1642299] Re: Fix Kernel Crashing under IBM Virtual Scsi Driver

2016-11-29 Thread bugproxy 
** Tags added: verification-done-xenial verification-done-yakkety

-- 
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/1642299

Title:
  Fix Kernel Crashing under IBM Virtual Scsi Driver

Status in linux package in Ubuntu:
  Fix Committed
Status in linux source package in Xenial:
  Fix Committed
Status in linux source package in Yakkety:
  Fix Committed
Status in linux source package in Zesty:
  Fix Committed

Bug description:
  Kernel crashes running large amounts of deployment using Ibmvscsis driver. 
   
  Contact Information = Bryant Ly/b...@us.ibm.com 
   
  Stack trace output:
   
  [ 1780.861532] Faulting instruction address: 0xc0583de0
  [ 1780.861542] Oops: Kernel access of bad area, sig: 11 [#1]
  [ 1780.861549] SMP NR_CPUS=2048 NUMA pSeries
  [ 1780.861557] Modules linked in: ip6table_filter ip6_tables xt_tcpudp 
iptable_mangle ebt_arp ebt_among ebtable_filter ebtables iptable_nat 
nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_filter 
ip_tables x_tables bridge stp llc target_core_user uio target_core_pscsi 
target_core_file dccp_diag target_core_iblock iscsi_target_mod dccp tcp_diag 
udp_diag inet_diag unix_diag af_packet_diag netlink_diag binfmt_misc 
pseries_rng ibmvmc(OE) rtc_generic ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad 
ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi autofs4 
mlx4_en vxlan ip6_udp_tunnel udp_tunnel ses enclosure ibmvscsis target_core_mod 
configfs ibmveth mlx4_core megaraid_sas ahci libahci
  [ 1780.861707] CPU: 22 PID: 35128 Comm: tcmu-runner Tainted: GW  OE   
4.4.13-customv7 #22
  [ 1780.861718] task: c001e6f50080 ti: c001e6fd task.ti: 
c001e6fd
  [ 1780.861727] NIP: c0583de0 LR: d65c1b04 CTR: 
c0583da0
  [ 1780.861736] REGS: c001e6fd3950 TRAP: 0300   Tainted: GW  OE
(4.4.13-customv7)
  [ 1780.861745] MSR: 80009033   CR: 48004484  
XER: 2000
  [ 1780.861770] CFAR: c0008468 DAR: 12a0 DSISR: 4000 
SOFTE: 0
  GPR00: d65c1974 c001e6fd3bd0 d65cba00 1298
  GPR04: 12b8 c001fe664468 0018 646920726f662064
  GPR08: 0007 0001 1298 d65c2870
  GPR12: c0583da0 c7add100  
  GPR16: 3fffae67  0002 0001
  GPR20: c001e99032e8  c001e9903300 f000
  GPR24: c001e9903340  d660 d6600080
  GPR28: c001e9902000 0080 f0019800 c001fe664458
  [ 1780.861901] NIP [c0583de0] __bitmap_xor+0x40/0x60
  [ 1780.861910] LR [d65c1b04] tcmu_handle_completions+0x394/0x510 
[target_core_user]
  [ 1780.861919] Call Trace:
  [ 1780.861926] [c001e6fd3bd0] [d65c1974] 
tcmu_handle_completions+0x204/0x510 [target_core_user] (unreliable)
  [ 1780.861942] [c001e6fd3cd0] [d65c1cac] 
tcmu_irqcontrol+0x2c/0x50 [target_core_user]
  [ 1780.861956] [c001e6fd3d00] [d6561798] uio_write+0x98/0x140 
[uio]
  [ 1780.861966] [c001e6fd3d50] [c02dda0c] __vfs_write+0x6c/0xe0
  [ 1780.861977] [c001e6fd3d90] [c02de740] vfs_write+0xc0/0x230
  [ 1780.861988] [c001e6fd3de0] [c02df77c] SyS_write+0x6c/0x110
  [ 1780.861999] [c001e6fd3e30] [c0009204] system_call+0x38/0xb4
  [ 1780.862007] Instruction dump:
  [ 1780.862013] 78c60020 3944fff8 38c6 38a5fff8 78c61f48 3863fff8 7c843214 
4814
  [ 1780.862033] 6000 6000 6000 6042  e9050009 
7faa2040 7d294278
  [ 1780.862056] ---[ end trace 212caf961ccdad3d ]---

  
  A series of patches will fix this issue. 
ibmvscsis: Rearrange functions for future patches
ibmvscsis: Synchronize cmds at tpg_enable_store time
ibmvscsis: Synchronize cmds at remove time
ibmvscsis: Clean up properly if target_submit_cmd/tmr fails
ibmvscsis: Return correct partition name/# to client
ibmvscsis: Issues from Dan Carpenter/Smatch
  http://www.spinics.net/lists/linux-scsi/msg100569.html

  The patch has been accepted and applied to 4.10/scsi-queue.

  scsi: ibmvscsis: Rearrange functions for future patches
  
https://kernel.googlesource.com/pub/scm/linux/kernel/git/mkp/scsi/+/fbbcc033a20a6af94eeb8fa995668ed5051be111

  scsi: ibmvscsis: Synchronize cmds at tpg_enable_store time
  
https://kernel.googlesource.com/pub/scm/linux/kernel/git/mkp/scsi/+/f877a5398764ce18487c1a70f297743ae91a0e25

  scsi: ibmvscsis: Synchronize cmds at remove time
  
https://kernel.googlesource.com/pub/scm/linux/kernel/git/mkp/scsi/+/5dda944d439e295cadceb1e2d7f5b73f9dc2b296

  scsi: ibmvscsis: Clean up properly if target_submit_cmd/tmr fails

[Kernel-packages] [Bug 1642299] Re: Fix Kernel Crashing under IBM Virtual Scsi Driver

2016-11-29 Thread Luis Henriques 
** Changed in: linux (Ubuntu Xenial)
   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/1642299

Title:
  Fix Kernel Crashing under IBM Virtual Scsi Driver

Status in linux package in Ubuntu:
  Fix Committed
Status in linux source package in Xenial:
  Fix Committed
Status in linux source package in Yakkety:
  In Progress
Status in linux source package in Zesty:
  Fix Committed

Bug description:
  Kernel crashes running large amounts of deployment using Ibmvscsis driver. 
   
  Contact Information = Bryant Ly/b...@us.ibm.com 
   
  Stack trace output:
   
  [ 1780.861532] Faulting instruction address: 0xc0583de0
  [ 1780.861542] Oops: Kernel access of bad area, sig: 11 [#1]
  [ 1780.861549] SMP NR_CPUS=2048 NUMA pSeries
  [ 1780.861557] Modules linked in: ip6table_filter ip6_tables xt_tcpudp 
iptable_mangle ebt_arp ebt_among ebtable_filter ebtables iptable_nat 
nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_filter 
ip_tables x_tables bridge stp llc target_core_user uio target_core_pscsi 
target_core_file dccp_diag target_core_iblock iscsi_target_mod dccp tcp_diag 
udp_diag inet_diag unix_diag af_packet_diag netlink_diag binfmt_misc 
pseries_rng ibmvmc(OE) rtc_generic ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad 
ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi autofs4 
mlx4_en vxlan ip6_udp_tunnel udp_tunnel ses enclosure ibmvscsis target_core_mod 
configfs ibmveth mlx4_core megaraid_sas ahci libahci
  [ 1780.861707] CPU: 22 PID: 35128 Comm: tcmu-runner Tainted: GW  OE   
4.4.13-customv7 #22
  [ 1780.861718] task: c001e6f50080 ti: c001e6fd task.ti: 
c001e6fd
  [ 1780.861727] NIP: c0583de0 LR: d65c1b04 CTR: 
c0583da0
  [ 1780.861736] REGS: c001e6fd3950 TRAP: 0300   Tainted: GW  OE
(4.4.13-customv7)
  [ 1780.861745] MSR: 80009033   CR: 48004484  
XER: 2000
  [ 1780.861770] CFAR: c0008468 DAR: 12a0 DSISR: 4000 
SOFTE: 0
  GPR00: d65c1974 c001e6fd3bd0 d65cba00 1298
  GPR04: 12b8 c001fe664468 0018 646920726f662064
  GPR08: 0007 0001 1298 d65c2870
  GPR12: c0583da0 c7add100  
  GPR16: 3fffae67  0002 0001
  GPR20: c001e99032e8  c001e9903300 f000
  GPR24: c001e9903340  d660 d6600080
  GPR28: c001e9902000 0080 f0019800 c001fe664458
  [ 1780.861901] NIP [c0583de0] __bitmap_xor+0x40/0x60
  [ 1780.861910] LR [d65c1b04] tcmu_handle_completions+0x394/0x510 
[target_core_user]
  [ 1780.861919] Call Trace:
  [ 1780.861926] [c001e6fd3bd0] [d65c1974] 
tcmu_handle_completions+0x204/0x510 [target_core_user] (unreliable)
  [ 1780.861942] [c001e6fd3cd0] [d65c1cac] 
tcmu_irqcontrol+0x2c/0x50 [target_core_user]
  [ 1780.861956] [c001e6fd3d00] [d6561798] uio_write+0x98/0x140 
[uio]
  [ 1780.861966] [c001e6fd3d50] [c02dda0c] __vfs_write+0x6c/0xe0
  [ 1780.861977] [c001e6fd3d90] [c02de740] vfs_write+0xc0/0x230
  [ 1780.861988] [c001e6fd3de0] [c02df77c] SyS_write+0x6c/0x110
  [ 1780.861999] [c001e6fd3e30] [c0009204] system_call+0x38/0xb4
  [ 1780.862007] Instruction dump:
  [ 1780.862013] 78c60020 3944fff8 38c6 38a5fff8 78c61f48 3863fff8 7c843214 
4814
  [ 1780.862033] 6000 6000 6000 6042  e9050009 
7faa2040 7d294278
  [ 1780.862056] ---[ end trace 212caf961ccdad3d ]---

  
  A series of patches will fix this issue. 
ibmvscsis: Rearrange functions for future patches
ibmvscsis: Synchronize cmds at tpg_enable_store time
ibmvscsis: Synchronize cmds at remove time
ibmvscsis: Clean up properly if target_submit_cmd/tmr fails
ibmvscsis: Return correct partition name/# to client
ibmvscsis: Issues from Dan Carpenter/Smatch
  http://www.spinics.net/lists/linux-scsi/msg100569.html

  The patch has been accepted and applied to 4.10/scsi-queue.

  scsi: ibmvscsis: Rearrange functions for future patches
  
https://kernel.googlesource.com/pub/scm/linux/kernel/git/mkp/scsi/+/fbbcc033a20a6af94eeb8fa995668ed5051be111

  scsi: ibmvscsis: Synchronize cmds at tpg_enable_store time
  
https://kernel.googlesource.com/pub/scm/linux/kernel/git/mkp/scsi/+/f877a5398764ce18487c1a70f297743ae91a0e25

  scsi: ibmvscsis: Synchronize cmds at remove time
  
https://kernel.googlesource.com/pub/scm/linux/kernel/git/mkp/scsi/+/5dda944d439e295cadceb1e2d7f5b73f9dc2b296

  scsi: ibmvscsis: Clean up properly if target_submit_cmd/tmr fails

[Kernel-packages] [Bug 1642299] Re: Fix Kernel Crashing under IBM Virtual Scsi Driver

2016-11-29 Thread Luis Henriques 
** Changed in: linux (Ubuntu Yakkety)
   Status: In Progress => Fix Committed

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https://bugs.launchpad.net/bugs/1642299

Title:
  Fix Kernel Crashing under IBM Virtual Scsi Driver

Status in linux package in Ubuntu:
  Fix Committed
Status in linux source package in Xenial:
  Fix Committed
Status in linux source package in Yakkety:
  Fix Committed
Status in linux source package in Zesty:
  Fix Committed

Bug description:
  Kernel crashes running large amounts of deployment using Ibmvscsis driver. 
   
  Contact Information = Bryant Ly/b...@us.ibm.com 
   
  Stack trace output:
   
  [ 1780.861532] Faulting instruction address: 0xc0583de0
  [ 1780.861542] Oops: Kernel access of bad area, sig: 11 [#1]
  [ 1780.861549] SMP NR_CPUS=2048 NUMA pSeries
  [ 1780.861557] Modules linked in: ip6table_filter ip6_tables xt_tcpudp 
iptable_mangle ebt_arp ebt_among ebtable_filter ebtables iptable_nat 
nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_filter 
ip_tables x_tables bridge stp llc target_core_user uio target_core_pscsi 
target_core_file dccp_diag target_core_iblock iscsi_target_mod dccp tcp_diag 
udp_diag inet_diag unix_diag af_packet_diag netlink_diag binfmt_misc 
pseries_rng ibmvmc(OE) rtc_generic ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad 
ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi autofs4 
mlx4_en vxlan ip6_udp_tunnel udp_tunnel ses enclosure ibmvscsis target_core_mod 
configfs ibmveth mlx4_core megaraid_sas ahci libahci
  [ 1780.861707] CPU: 22 PID: 35128 Comm: tcmu-runner Tainted: GW  OE   
4.4.13-customv7 #22
  [ 1780.861718] task: c001e6f50080 ti: c001e6fd task.ti: 
c001e6fd
  [ 1780.861727] NIP: c0583de0 LR: d65c1b04 CTR: 
c0583da0
  [ 1780.861736] REGS: c001e6fd3950 TRAP: 0300   Tainted: GW  OE
(4.4.13-customv7)
  [ 1780.861745] MSR: 80009033   CR: 48004484  
XER: 2000
  [ 1780.861770] CFAR: c0008468 DAR: 12a0 DSISR: 4000 
SOFTE: 0
  GPR00: d65c1974 c001e6fd3bd0 d65cba00 1298
  GPR04: 12b8 c001fe664468 0018 646920726f662064
  GPR08: 0007 0001 1298 d65c2870
  GPR12: c0583da0 c7add100  
  GPR16: 3fffae67  0002 0001
  GPR20: c001e99032e8  c001e9903300 f000
  GPR24: c001e9903340  d660 d6600080
  GPR28: c001e9902000 0080 f0019800 c001fe664458
  [ 1780.861901] NIP [c0583de0] __bitmap_xor+0x40/0x60
  [ 1780.861910] LR [d65c1b04] tcmu_handle_completions+0x394/0x510 
[target_core_user]
  [ 1780.861919] Call Trace:
  [ 1780.861926] [c001e6fd3bd0] [d65c1974] 
tcmu_handle_completions+0x204/0x510 [target_core_user] (unreliable)
  [ 1780.861942] [c001e6fd3cd0] [d65c1cac] 
tcmu_irqcontrol+0x2c/0x50 [target_core_user]
  [ 1780.861956] [c001e6fd3d00] [d6561798] uio_write+0x98/0x140 
[uio]
  [ 1780.861966] [c001e6fd3d50] [c02dda0c] __vfs_write+0x6c/0xe0
  [ 1780.861977] [c001e6fd3d90] [c02de740] vfs_write+0xc0/0x230
  [ 1780.861988] [c001e6fd3de0] [c02df77c] SyS_write+0x6c/0x110
  [ 1780.861999] [c001e6fd3e30] [c0009204] system_call+0x38/0xb4
  [ 1780.862007] Instruction dump:
  [ 1780.862013] 78c60020 3944fff8 38c6 38a5fff8 78c61f48 3863fff8 7c843214 
4814
  [ 1780.862033] 6000 6000 6000 6042  e9050009 
7faa2040 7d294278
  [ 1780.862056] ---[ end trace 212caf961ccdad3d ]---

  
  A series of patches will fix this issue. 
ibmvscsis: Rearrange functions for future patches
ibmvscsis: Synchronize cmds at tpg_enable_store time
ibmvscsis: Synchronize cmds at remove time
ibmvscsis: Clean up properly if target_submit_cmd/tmr fails
ibmvscsis: Return correct partition name/# to client
ibmvscsis: Issues from Dan Carpenter/Smatch
  http://www.spinics.net/lists/linux-scsi/msg100569.html

  The patch has been accepted and applied to 4.10/scsi-queue.

  scsi: ibmvscsis: Rearrange functions for future patches
  
https://kernel.googlesource.com/pub/scm/linux/kernel/git/mkp/scsi/+/fbbcc033a20a6af94eeb8fa995668ed5051be111

  scsi: ibmvscsis: Synchronize cmds at tpg_enable_store time
  
https://kernel.googlesource.com/pub/scm/linux/kernel/git/mkp/scsi/+/f877a5398764ce18487c1a70f297743ae91a0e25

  scsi: ibmvscsis: Synchronize cmds at remove time
  
https://kernel.googlesource.com/pub/scm/linux/kernel/git/mkp/scsi/+/5dda944d439e295cadceb1e2d7f5b73f9dc2b296

  scsi: ibmvscsis: Clean up properly if target_submit_cmd/tmr fails

[Kernel-packages] [Bug 1642299] Re: Fix Kernel Crashing under IBM Virtual Scsi Driver

2016-11-18 Thread Tim Gardner 
https://lists.ubuntu.com/archives/kernel-team/2016-November/081044.html

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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/1642299

Title:
  Fix Kernel Crashing under IBM Virtual Scsi Driver

Status in linux package in Ubuntu:
  Fix Committed
Status in linux source package in Xenial:
  In Progress
Status in linux source package in Yakkety:
  In Progress
Status in linux source package in Zesty:
  Fix Committed

Bug description:
  Kernel crashes running large amounts of deployment using Ibmvscsis driver. 
   
  Contact Information = Bryant Ly/b...@us.ibm.com 
   
  Stack trace output:
   
  [ 1780.861532] Faulting instruction address: 0xc0583de0
  [ 1780.861542] Oops: Kernel access of bad area, sig: 11 [#1]
  [ 1780.861549] SMP NR_CPUS=2048 NUMA pSeries
  [ 1780.861557] Modules linked in: ip6table_filter ip6_tables xt_tcpudp 
iptable_mangle ebt_arp ebt_among ebtable_filter ebtables iptable_nat 
nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_filter 
ip_tables x_tables bridge stp llc target_core_user uio target_core_pscsi 
target_core_file dccp_diag target_core_iblock iscsi_target_mod dccp tcp_diag 
udp_diag inet_diag unix_diag af_packet_diag netlink_diag binfmt_misc 
pseries_rng ibmvmc(OE) rtc_generic ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad 
ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi autofs4 
mlx4_en vxlan ip6_udp_tunnel udp_tunnel ses enclosure ibmvscsis target_core_mod 
configfs ibmveth mlx4_core megaraid_sas ahci libahci
  [ 1780.861707] CPU: 22 PID: 35128 Comm: tcmu-runner Tainted: GW  OE   
4.4.13-customv7 #22
  [ 1780.861718] task: c001e6f50080 ti: c001e6fd task.ti: 
c001e6fd
  [ 1780.861727] NIP: c0583de0 LR: d65c1b04 CTR: 
c0583da0
  [ 1780.861736] REGS: c001e6fd3950 TRAP: 0300   Tainted: GW  OE
(4.4.13-customv7)
  [ 1780.861745] MSR: 80009033   CR: 48004484  
XER: 2000
  [ 1780.861770] CFAR: c0008468 DAR: 12a0 DSISR: 4000 
SOFTE: 0
  GPR00: d65c1974 c001e6fd3bd0 d65cba00 1298
  GPR04: 12b8 c001fe664468 0018 646920726f662064
  GPR08: 0007 0001 1298 d65c2870
  GPR12: c0583da0 c7add100  
  GPR16: 3fffae67  0002 0001
  GPR20: c001e99032e8  c001e9903300 f000
  GPR24: c001e9903340  d660 d6600080
  GPR28: c001e9902000 0080 f0019800 c001fe664458
  [ 1780.861901] NIP [c0583de0] __bitmap_xor+0x40/0x60
  [ 1780.861910] LR [d65c1b04] tcmu_handle_completions+0x394/0x510 
[target_core_user]
  [ 1780.861919] Call Trace:
  [ 1780.861926] [c001e6fd3bd0] [d65c1974] 
tcmu_handle_completions+0x204/0x510 [target_core_user] (unreliable)
  [ 1780.861942] [c001e6fd3cd0] [d65c1cac] 
tcmu_irqcontrol+0x2c/0x50 [target_core_user]
  [ 1780.861956] [c001e6fd3d00] [d6561798] uio_write+0x98/0x140 
[uio]
  [ 1780.861966] [c001e6fd3d50] [c02dda0c] __vfs_write+0x6c/0xe0
  [ 1780.861977] [c001e6fd3d90] [c02de740] vfs_write+0xc0/0x230
  [ 1780.861988] [c001e6fd3de0] [c02df77c] SyS_write+0x6c/0x110
  [ 1780.861999] [c001e6fd3e30] [c0009204] system_call+0x38/0xb4
  [ 1780.862007] Instruction dump:
  [ 1780.862013] 78c60020 3944fff8 38c6 38a5fff8 78c61f48 3863fff8 7c843214 
4814
  [ 1780.862033] 6000 6000 6000 6042  e9050009 
7faa2040 7d294278
  [ 1780.862056] ---[ end trace 212caf961ccdad3d ]---

  
  A series of patches will fix this issue. 
ibmvscsis: Rearrange functions for future patches
ibmvscsis: Synchronize cmds at tpg_enable_store time
ibmvscsis: Synchronize cmds at remove time
ibmvscsis: Clean up properly if target_submit_cmd/tmr fails
ibmvscsis: Return correct partition name/# to client
ibmvscsis: Issues from Dan Carpenter/Smatch
  http://www.spinics.net/lists/linux-scsi/msg100569.html

  The patch has been accepted and applied to 4.10/scsi-queue.

  scsi: ibmvscsis: Rearrange functions for future patches
  
https://kernel.googlesource.com/pub/scm/linux/kernel/git/mkp/scsi/+/fbbcc033a20a6af94eeb8fa995668ed5051be111

  scsi: ibmvscsis: Synchronize cmds at tpg_enable_store time
  
https://kernel.googlesource.com/pub/scm/linux/kernel/git/mkp/scsi/+/f877a5398764ce18487c1a70f297743ae91a0e25

  scsi: ibmvscsis: Synchronize cmds at remove time
  
https://kernel.googlesource.com/pub/scm/linux/kernel/git/mkp/scsi/+/5dda944d439e295cadceb1e2d7f5b73f9dc2b296

  scsi: ibmvscsis: Clean up properly if target_submit_cmd/tmr fails

[Kernel-packages] [Bug 1642299] Re: Fix Kernel Crashing under IBM Virtual Scsi Driver

2016-11-18 Thread Tim Gardner 
** Changed in: linux (Ubuntu Zesty)
   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/1642299

Title:
  Fix Kernel Crashing under IBM Virtual Scsi Driver

Status in linux package in Ubuntu:
  Fix Committed
Status in linux source package in Xenial:
  In Progress
Status in linux source package in Yakkety:
  In Progress
Status in linux source package in Zesty:
  Fix Committed

Bug description:
  Kernel crashes running large amounts of deployment using Ibmvscsis driver. 
   
  Contact Information = Bryant Ly/b...@us.ibm.com 
   
  Stack trace output:
   
  [ 1780.861532] Faulting instruction address: 0xc0583de0
  [ 1780.861542] Oops: Kernel access of bad area, sig: 11 [#1]
  [ 1780.861549] SMP NR_CPUS=2048 NUMA pSeries
  [ 1780.861557] Modules linked in: ip6table_filter ip6_tables xt_tcpudp 
iptable_mangle ebt_arp ebt_among ebtable_filter ebtables iptable_nat 
nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_filter 
ip_tables x_tables bridge stp llc target_core_user uio target_core_pscsi 
target_core_file dccp_diag target_core_iblock iscsi_target_mod dccp tcp_diag 
udp_diag inet_diag unix_diag af_packet_diag netlink_diag binfmt_misc 
pseries_rng ibmvmc(OE) rtc_generic ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad 
ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi autofs4 
mlx4_en vxlan ip6_udp_tunnel udp_tunnel ses enclosure ibmvscsis target_core_mod 
configfs ibmveth mlx4_core megaraid_sas ahci libahci
  [ 1780.861707] CPU: 22 PID: 35128 Comm: tcmu-runner Tainted: GW  OE   
4.4.13-customv7 #22
  [ 1780.861718] task: c001e6f50080 ti: c001e6fd task.ti: 
c001e6fd
  [ 1780.861727] NIP: c0583de0 LR: d65c1b04 CTR: 
c0583da0
  [ 1780.861736] REGS: c001e6fd3950 TRAP: 0300   Tainted: GW  OE
(4.4.13-customv7)
  [ 1780.861745] MSR: 80009033   CR: 48004484  
XER: 2000
  [ 1780.861770] CFAR: c0008468 DAR: 12a0 DSISR: 4000 
SOFTE: 0
  GPR00: d65c1974 c001e6fd3bd0 d65cba00 1298
  GPR04: 12b8 c001fe664468 0018 646920726f662064
  GPR08: 0007 0001 1298 d65c2870
  GPR12: c0583da0 c7add100  
  GPR16: 3fffae67  0002 0001
  GPR20: c001e99032e8  c001e9903300 f000
  GPR24: c001e9903340  d660 d6600080
  GPR28: c001e9902000 0080 f0019800 c001fe664458
  [ 1780.861901] NIP [c0583de0] __bitmap_xor+0x40/0x60
  [ 1780.861910] LR [d65c1b04] tcmu_handle_completions+0x394/0x510 
[target_core_user]
  [ 1780.861919] Call Trace:
  [ 1780.861926] [c001e6fd3bd0] [d65c1974] 
tcmu_handle_completions+0x204/0x510 [target_core_user] (unreliable)
  [ 1780.861942] [c001e6fd3cd0] [d65c1cac] 
tcmu_irqcontrol+0x2c/0x50 [target_core_user]
  [ 1780.861956] [c001e6fd3d00] [d6561798] uio_write+0x98/0x140 
[uio]
  [ 1780.861966] [c001e6fd3d50] [c02dda0c] __vfs_write+0x6c/0xe0
  [ 1780.861977] [c001e6fd3d90] [c02de740] vfs_write+0xc0/0x230
  [ 1780.861988] [c001e6fd3de0] [c02df77c] SyS_write+0x6c/0x110
  [ 1780.861999] [c001e6fd3e30] [c0009204] system_call+0x38/0xb4
  [ 1780.862007] Instruction dump:
  [ 1780.862013] 78c60020 3944fff8 38c6 38a5fff8 78c61f48 3863fff8 7c843214 
4814
  [ 1780.862033] 6000 6000 6000 6042  e9050009 
7faa2040 7d294278
  [ 1780.862056] ---[ end trace 212caf961ccdad3d ]---

  
  A series of patches will fix this issue. 
ibmvscsis: Rearrange functions for future patches
ibmvscsis: Synchronize cmds at tpg_enable_store time
ibmvscsis: Synchronize cmds at remove time
ibmvscsis: Clean up properly if target_submit_cmd/tmr fails
ibmvscsis: Return correct partition name/# to client
ibmvscsis: Issues from Dan Carpenter/Smatch
  http://www.spinics.net/lists/linux-scsi/msg100569.html

  The patch has been accepted and applied to 4.10/scsi-queue.

  scsi: ibmvscsis: Rearrange functions for future patches
  
https://kernel.googlesource.com/pub/scm/linux/kernel/git/mkp/scsi/+/fbbcc033a20a6af94eeb8fa995668ed5051be111

  scsi: ibmvscsis: Synchronize cmds at tpg_enable_store time
  
https://kernel.googlesource.com/pub/scm/linux/kernel/git/mkp/scsi/+/f877a5398764ce18487c1a70f297743ae91a0e25

  scsi: ibmvscsis: Synchronize cmds at remove time
  
https://kernel.googlesource.com/pub/scm/linux/kernel/git/mkp/scsi/+/5dda944d439e295cadceb1e2d7f5b73f9dc2b296

  scsi: ibmvscsis: Clean up properly if target_submit_cmd/tmr fails

[Kernel-packages] [Bug 1642299] Re: Fix Kernel Crashing under IBM Virtual Scsi Driver

2016-11-18 Thread Tim Gardner 
** Also affects: linux (Ubuntu Yakkety)
   Importance: Undecided
   Status: New

** Also affects: linux (Ubuntu Xenial)
   Importance: Undecided
   Status: New

** Changed in: linux (Ubuntu Xenial)
   Status: New => In Progress

** Changed in: linux (Ubuntu Xenial)
 Assignee: (unassigned) => Tim Gardner (timg-tpi)

** Changed in: linux (Ubuntu Yakkety)
   Status: New => In Progress

** Changed in: linux (Ubuntu Yakkety)
 Assignee: (unassigned) => Tim Gardner (timg-tpi)

** Also affects: linux (Ubuntu Zesty)
   Importance: High
 Assignee: Canonical Kernel Team (canonical-kernel-team)
   Status: Triaged

** Changed in: linux (Ubuntu Zesty)
   Status: Triaged => In Progress

** Changed in: linux (Ubuntu Zesty)
 Assignee: Canonical Kernel Team (canonical-kernel-team) => Tim Gardner 
(timg-tpi)

-- 
You received this bug notification because you are a member of Kernel
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https://bugs.launchpad.net/bugs/1642299

Title:
  Fix Kernel Crashing under IBM Virtual Scsi Driver

Status in linux package in Ubuntu:
  In Progress
Status in linux source package in Xenial:
  In Progress
Status in linux source package in Yakkety:
  In Progress
Status in linux source package in Zesty:
  In Progress

Bug description:
  Kernel crashes running large amounts of deployment using Ibmvscsis driver. 
   
  Contact Information = Bryant Ly/b...@us.ibm.com 
   
  Stack trace output:
   
  [ 1780.861532] Faulting instruction address: 0xc0583de0
  [ 1780.861542] Oops: Kernel access of bad area, sig: 11 [#1]
  [ 1780.861549] SMP NR_CPUS=2048 NUMA pSeries
  [ 1780.861557] Modules linked in: ip6table_filter ip6_tables xt_tcpudp 
iptable_mangle ebt_arp ebt_among ebtable_filter ebtables iptable_nat 
nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_filter 
ip_tables x_tables bridge stp llc target_core_user uio target_core_pscsi 
target_core_file dccp_diag target_core_iblock iscsi_target_mod dccp tcp_diag 
udp_diag inet_diag unix_diag af_packet_diag netlink_diag binfmt_misc 
pseries_rng ibmvmc(OE) rtc_generic ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad 
ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi autofs4 
mlx4_en vxlan ip6_udp_tunnel udp_tunnel ses enclosure ibmvscsis target_core_mod 
configfs ibmveth mlx4_core megaraid_sas ahci libahci
  [ 1780.861707] CPU: 22 PID: 35128 Comm: tcmu-runner Tainted: GW  OE   
4.4.13-customv7 #22
  [ 1780.861718] task: c001e6f50080 ti: c001e6fd task.ti: 
c001e6fd
  [ 1780.861727] NIP: c0583de0 LR: d65c1b04 CTR: 
c0583da0
  [ 1780.861736] REGS: c001e6fd3950 TRAP: 0300   Tainted: GW  OE
(4.4.13-customv7)
  [ 1780.861745] MSR: 80009033   CR: 48004484  
XER: 2000
  [ 1780.861770] CFAR: c0008468 DAR: 12a0 DSISR: 4000 
SOFTE: 0
  GPR00: d65c1974 c001e6fd3bd0 d65cba00 1298
  GPR04: 12b8 c001fe664468 0018 646920726f662064
  GPR08: 0007 0001 1298 d65c2870
  GPR12: c0583da0 c7add100  
  GPR16: 3fffae67  0002 0001
  GPR20: c001e99032e8  c001e9903300 f000
  GPR24: c001e9903340  d660 d6600080
  GPR28: c001e9902000 0080 f0019800 c001fe664458
  [ 1780.861901] NIP [c0583de0] __bitmap_xor+0x40/0x60
  [ 1780.861910] LR [d65c1b04] tcmu_handle_completions+0x394/0x510 
[target_core_user]
  [ 1780.861919] Call Trace:
  [ 1780.861926] [c001e6fd3bd0] [d65c1974] 
tcmu_handle_completions+0x204/0x510 [target_core_user] (unreliable)
  [ 1780.861942] [c001e6fd3cd0] [d65c1cac] 
tcmu_irqcontrol+0x2c/0x50 [target_core_user]
  [ 1780.861956] [c001e6fd3d00] [d6561798] uio_write+0x98/0x140 
[uio]
  [ 1780.861966] [c001e6fd3d50] [c02dda0c] __vfs_write+0x6c/0xe0
  [ 1780.861977] [c001e6fd3d90] [c02de740] vfs_write+0xc0/0x230
  [ 1780.861988] [c001e6fd3de0] [c02df77c] SyS_write+0x6c/0x110
  [ 1780.861999] [c001e6fd3e30] [c0009204] system_call+0x38/0xb4
  [ 1780.862007] Instruction dump:
  [ 1780.862013] 78c60020 3944fff8 38c6 38a5fff8 78c61f48 3863fff8 7c843214 
4814
  [ 1780.862033] 6000 6000 6000 6042  e9050009 
7faa2040 7d294278
  [ 1780.862056] ---[ end trace 212caf961ccdad3d ]---

  
  A series of patches will fix this issue. 
ibmvscsis: Rearrange functions for future patches
ibmvscsis: Synchronize cmds at tpg_enable_store time
ibmvscsis: Synchronize cmds at remove time
ibmvscsis: Clean up properly if target_submit_cmd/tmr fails
ibmvscsis: Return correct partition name/# to client
ibmvscsis: Issues from Dan Carpenter/Smatch

[Kernel-packages] [Bug 1642299] Re: Fix Kernel Crashing under IBM Virtual Scsi Driver

2016-11-16 Thread Leann Ogasawara 
** Changed in: linux (Ubuntu)
   Importance: Undecided => High

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

** Changed in: linux (Ubuntu)
 Assignee: Taco Screen team (taco-screen-team) => Canonical Kernel Team 
(canonical-kernel-team)

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https://bugs.launchpad.net/bugs/1642299

Title:
  Fix Kernel Crashing under IBM Virtual Scsi Driver

Status in linux package in Ubuntu:
  Triaged

Bug description:
  Kernel crashes running large amounts of deployment using Ibmvscsis driver. 
   
  Contact Information = Bryant Ly/b...@us.ibm.com 
   
  Stack trace output:
   
  [ 1780.861532] Faulting instruction address: 0xc0583de0
  [ 1780.861542] Oops: Kernel access of bad area, sig: 11 [#1]
  [ 1780.861549] SMP NR_CPUS=2048 NUMA pSeries
  [ 1780.861557] Modules linked in: ip6table_filter ip6_tables xt_tcpudp 
iptable_mangle ebt_arp ebt_among ebtable_filter ebtables iptable_nat 
nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_filter 
ip_tables x_tables bridge stp llc target_core_user uio target_core_pscsi 
target_core_file dccp_diag target_core_iblock iscsi_target_mod dccp tcp_diag 
udp_diag inet_diag unix_diag af_packet_diag netlink_diag binfmt_misc 
pseries_rng ibmvmc(OE) rtc_generic ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad 
ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi autofs4 
mlx4_en vxlan ip6_udp_tunnel udp_tunnel ses enclosure ibmvscsis target_core_mod 
configfs ibmveth mlx4_core megaraid_sas ahci libahci
  [ 1780.861707] CPU: 22 PID: 35128 Comm: tcmu-runner Tainted: GW  OE   
4.4.13-customv7 #22
  [ 1780.861718] task: c001e6f50080 ti: c001e6fd task.ti: 
c001e6fd
  [ 1780.861727] NIP: c0583de0 LR: d65c1b04 CTR: 
c0583da0
  [ 1780.861736] REGS: c001e6fd3950 TRAP: 0300   Tainted: GW  OE
(4.4.13-customv7)
  [ 1780.861745] MSR: 80009033   CR: 48004484  
XER: 2000
  [ 1780.861770] CFAR: c0008468 DAR: 12a0 DSISR: 4000 
SOFTE: 0
  GPR00: d65c1974 c001e6fd3bd0 d65cba00 1298
  GPR04: 12b8 c001fe664468 0018 646920726f662064
  GPR08: 0007 0001 1298 d65c2870
  GPR12: c0583da0 c7add100  
  GPR16: 3fffae67  0002 0001
  GPR20: c001e99032e8  c001e9903300 f000
  GPR24: c001e9903340  d660 d6600080
  GPR28: c001e9902000 0080 f0019800 c001fe664458
  [ 1780.861901] NIP [c0583de0] __bitmap_xor+0x40/0x60
  [ 1780.861910] LR [d65c1b04] tcmu_handle_completions+0x394/0x510 
[target_core_user]
  [ 1780.861919] Call Trace:
  [ 1780.861926] [c001e6fd3bd0] [d65c1974] 
tcmu_handle_completions+0x204/0x510 [target_core_user] (unreliable)
  [ 1780.861942] [c001e6fd3cd0] [d65c1cac] 
tcmu_irqcontrol+0x2c/0x50 [target_core_user]
  [ 1780.861956] [c001e6fd3d00] [d6561798] uio_write+0x98/0x140 
[uio]
  [ 1780.861966] [c001e6fd3d50] [c02dda0c] __vfs_write+0x6c/0xe0
  [ 1780.861977] [c001e6fd3d90] [c02de740] vfs_write+0xc0/0x230
  [ 1780.861988] [c001e6fd3de0] [c02df77c] SyS_write+0x6c/0x110
  [ 1780.861999] [c001e6fd3e30] [c0009204] system_call+0x38/0xb4
  [ 1780.862007] Instruction dump:
  [ 1780.862013] 78c60020 3944fff8 38c6 38a5fff8 78c61f48 3863fff8 7c843214 
4814
  [ 1780.862033] 6000 6000 6000 6042  e9050009 
7faa2040 7d294278
  [ 1780.862056] ---[ end trace 212caf961ccdad3d ]---

  
  A series of patches will fix this issue. 
ibmvscsis: Rearrange functions for future patches
ibmvscsis: Synchronize cmds at tpg_enable_store time
ibmvscsis: Synchronize cmds at remove time
ibmvscsis: Clean up properly if target_submit_cmd/tmr fails
ibmvscsis: Return correct partition name/# to client
ibmvscsis: Issues from Dan Carpenter/Smatch
  http://www.spinics.net/lists/linux-scsi/msg100569.html

  The patch has been accepted and applied to 4.10/scsi-queue.

  scsi: ibmvscsis: Rearrange functions for future patches
  
https://kernel.googlesource.com/pub/scm/linux/kernel/git/mkp/scsi/+/fbbcc033a20a6af94eeb8fa995668ed5051be111

  scsi: ibmvscsis: Synchronize cmds at tpg_enable_store time
  
https://kernel.googlesource.com/pub/scm/linux/kernel/git/mkp/scsi/+/f877a5398764ce18487c1a70f297743ae91a0e25

  scsi: ibmvscsis: Synchronize cmds at remove time
  
https://kernel.googlesource.com/pub/scm/linux/kernel/git/mkp/scsi/+/5dda944d439e295cadceb1e2d7f5b73f9dc2b296

  scsi: ibmvscsis: Clean up properly if target_submit_cmd/tmr fails