commit 05a05872c8d4b4357c9d913e6d73ae64882bddf5 ('lpfc: fix oops in
lpfc_sli4_scmd_to_wqidx_distr() from lpfc_send_taskmgmt()') was released
in Ubuntu-4.4.0-35.54 and Ubuntu-4.8.0-7.8

** Also affects: linux (Ubuntu Yakkety)
   Importance: Medium
       Status: Triaged

** Changed in: linux (Ubuntu Xenial)
       Status: Triaged => Fix Released

** Changed in: linux (Ubuntu Yakkety)
       Status: Triaged => Fix Released

-- 
You received this bug notification because you are a member of नेपाली
भाषा समायोजकहरुको समूह, which is subscribed to Xenial.
Matching subscriptions: Ubuntu 16.04 Bugs
https://bugs.launchpad.net/bugs/1606311

Title:
  Ubuntu 16.04: Call trace on installing upstream driver on PPC server

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

Bug description:
  We have a fix for this issue that will be submitted upstream in a
  week, there is also a crash avoidance patch that has already been
  posted. I will update the bz with those commit ids.

  
  Observed call trace
  mentioned below.
  Inbox driver installed properly.

  HBA: Emulex LPe31004-M6, FV11.1.113.0

  
  Driver log after installation:
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.881920] Unable to handle
  kernel paging request for data at address 0x00000000
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.881925] Faulting instruction
  address: 0xd000000010858a60
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.881931] Oops: Kernel access
  of bad area, sig: 11 [#2]
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.881934] SMP NR_CPUS=2048 
NUMA
  pSeries
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.881939] Modules linked in:
  lpfc(OE) pseries_rng rtc_generic autofs4 ses enclosure ipr scsi_transport_fc
  [last unloaded: lpfc]
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.881956] CPU: 3 PID: 2079
  Comm: scsi_eh_9 Tainted: G      D W  OE   4.4.0-21-generic #37-Ubuntu
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.881961] task:
  c000000f4ed926e0 ti: c0000000fdff0000 task.ti: c0000000fdff0000
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.881966] NIP: 
d000000010858a60
  LR: d0000000107f755c CTR: c000000000ae2730
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.881970] REGS:
  c0000000fdff35a0 TRAP: 0300   Tainted: G      D W  OE    (4.4.0-21-generic)
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.881974] MSR: 
8000000100009033
  <SF,EE,ME,IR,DR,RI,LE>  CR: 28018418  XER: 20000000
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.881986] CFAR:
  c000000000008468 DAR: 0000000000000000 DSISR: 40000000 SOFTE: 1
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.881986] GPR00:
  d0000000107f755c c0000000fdff3820 d0000000108a4da8 c000001eb12ae000
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.881986] GPR04:
  c000001eb2e61800 c000001eb2e61870 0000000000000001 d0000000108a4da8
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.881986] GPR08:
  d000000010850410 0000000000000004 0000000000000000 d00000001087a600
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.881986] GPR12:
  0000000028012414 c00000000e7d1c80 c0000000000e60d8 c0000000fdff3cb8
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.881986] GPR16:
  0000000000000000 c0000000fdff3cd0 c0000000fdff3cb8 c000001eaf38a088
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.881986] GPR20:
  c0000000fdff3cb0 000000000000001e c0000000018aab78 c000001eb2e61870
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.881986] GPR24:
  c000001eb2e61800 c0000000fdff3978 0000000000000001 0000000000000000
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.881986] GPR28:
  c000001eaf388000 c000001eb12ae000 c000001eb2e61800 c000001eb12ae000
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.882056] NIP
  [d000000010858a60] lpfc_sli4_scmd_to_wqidx_distr+0x30/0x100 [lpfc]
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.882070] LR 
[d0000000107f755c]
  lpfc_sli_calc_ring.part.21+0xdc/0x100 [lpfc]
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.882074] Call Trace:
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.882077] [c0000000fdff3820]
  [0000000000011bbc] 0x11bbc (unreliable)
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.882091] [c0000000fdff3850]
  [d0000000107f755c] lpfc_sli_calc_ring.part.21+0xdc/0x100 [lpfc]
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.882106] [c0000000fdff3890]
  [d0000000107ff6e0] lpfc_sli_issue_iocb+0xf0/0x330 [lpfc]
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.882120] [c0000000fdff38f0]
  [d000000010803884] lpfc_sli_issue_iocb_wait+0x264/0x680 [lpfc]
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.882134] [c0000000fdff39d0]
  [d000000010853534] lpfc_send_taskmgmt+0x2d4/0x7d0 [lpfc]
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.882148] [c0000000fdff3aa0]
  [d000000010854154] lpfc_device_reset_handler+0x114/0x210 [lpfc]
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.882155] [c0000000fdff3b60]
  [c00000000075727c] scsi_eh_ready_devs+0x68c/0xee0
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.882162] [c0000000fdff3c50]
  [c00000000075975c] scsi_error_handler+0x6bc/0x9e0
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.882168] [c0000000fdff3d80]
  [c0000000000e61e0] kthread+0x110/0x130
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.882174] [c0000000fdff3e30]
  [c000000000009538] ret_from_kernel_thread+0x5c/0xa4
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.882178] Instruction dump:
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.882181] 3c4c0005 3842c378
  7c0802a6 fbc1fff0 fbe1fff8 f8010010 f821ffd1 7c9e2378
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.882191] 7c7f1b78 48000008
  e8410018 e95e0010 <e92a0000> e9290000 e92901a8 7928b7e3
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.882201] ---[ end trace
  617e5189cf7a3f1c ]---
  Jun 20 05:03:43 dhcp-10-192-205-11 kernel: [  500.887912]

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