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
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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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