AuxXxilium/linux_dsm_epyc7002
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b662eca098
linux_dsm_epyc7002/drivers/net/ethernet
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Jitendra Kalsaria b662eca098 qlcnic: Fix releasing of Tx frag which was never mapped. 
o Driver was freeing Tx frag which was never mapped before which
  result into panic as kernel was unable to handle paging request.

BUG: unable to handle kernel paging request at ffffc9002552a000
IP: [<ffffffffa05ed762>] qlcnic_release_tx_buffers+0x72/0x170 [qlcnic]
PGD 87fc15067 PUD 47febf067 PMD 4758c5067 PTE 0
Oops: 0000 [#1] SMP

crash> bt
PID: 27343  TASK: ffff8802a5de8080  CPU: 27  COMMAND: "ifconfig"
   [ffff8802a34b3850] machine_kexec at ffffffff81035b7b
   [ffff8802a34b38b0] crash_kexec at ffffffff810c0db2
   [ffff8802a34b3980] oops_end at ffffffff815111d0
   [ffff8802a34b39b0] no_context at ffffffff81046bfb
   [ffff8802a34b3a00] __bad_area_nosemaphore at ffffffff81046e85
   [ffff8802a34b3a50] bad_area_nosemaphore at ffffffff81046f53
   [ffff8802a34b3a60] __do_page_fault at ffffffff810476b1
   [ffff8802a34b3b80] do_page_fault at ffffffff8151311e
   [ffff8802a34b3bb0] page_fault at ffffffff815104d5
    [exception RIP: qlcnic_release_tx_buffers+114]
    RIP: ffffffffa05ed762  RSP: ffff8802a34b3c68  RFLAGS: 00010246
    RAX: ffff88087989c000  RBX: ffffc90025529ff8  RCX: 0000000000000001
    RDX: 0000000000000013  RSI: 0000000000000013  RDI: 0000000000000000
    RBP: ffff8802a34b3ca8   R8: 0000000000000000   R9: 0000000000000000
    R10: 000000000000000c  R11: 0000000000000000  R12: 0000000000000012
    R13: ffffc90025529ec0  R14: ffff880761e876e0  R15: 00000000000003ff
    ORIG_RAX: ffffffffffffffff  CS: 0010  SS: 0018
   [ffff8802a34b3cb0] __qlcnic_down at ffffffffa05e8b15 [qlcnic]
   [ffff8802a34b3d00] qlcnic_close at ffffffffa05e8b78 [qlcnic]
   [ffff8802a34b3d10] dev_close at ffffffff81449d81
   [ffff8802a34b3d30] dev_change_flags at ffffffff814495c1

Signed-off-by: Jitendra Kalsaria <jitendra.kalsaria@qlogic.com>
Signed-off-by: Sucheta Chakraborty <sucheta.chakraborty@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-07-19 17:08:16 -07:00
..
3com net: Move MII out from under NET_CORE and hide it 2013-06-19 22:22:56 -07:00
8390 net/trivial: replace numeric with standard PM state macros 2013-06-28 22:11:48 -07:00
adaptec net: Move MII out from under NET_CORE and hide it 2013-06-19 22:22:56 -07:00
adi net: Move MII out from under NET_CORE and hide it 2013-06-19 22:22:56 -07:00
aeroflex net: ethernet: use platform_{get,set}_drvdata() 2013-05-25 21:27:58 -07:00
allwinner net: Move MII out from under NET_CORE and hide it 2013-06-19 22:22:56 -07:00
alteon net/ethernet/alteon/acenic: Use module_pci_driver to register driver 2013-05-22 14:35:04 -07:00
amd amd8111e: use pdev->pm_cap instead of pci_find_capability(.., PCI_CAP_ID_PM) 2013-06-19 22:22:56 -07:00
apple net: Restore unintentional reverts. 2013-06-24 12:43:40 -07:00
arc arc_emac: fix compile-time errors & warnings on PPC64 2013-06-26 01:35:44 -07:00
atheros atl1e: unmap partially mapped skb on dma error and free skb 2013-07-16 12:09:02 -07:00
broadcom bgmac: add dependency to phylib 2013-07-16 12:34:19 -07:00
brocade Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2013-07-09 18:24:39 -07:00
cadence drivers/net/ethernet/cadence: don't use devm_pinctrl_get_select_default() in probe 2013-07-11 17:18:26 -07:00
calxeda net: ethernet: remove unnecessary platform_set_drvdata() 2013-05-27 22:34:51 -07:00
chelsio cxgb3: Missing rtnl lock in error recovery 2013-07-02 12:37:48 -07:00
cirrus net: Move MII out from under NET_CORE and hide it 2013-06-19 22:22:56 -07:00
cisco drivers/net: enic: release rtnl_lock on error-path 2013-07-09 12:55:48 -07:00
davicom net: Move MII out from under NET_CORE and hide it 2013-06-19 22:22:56 -07:00
dec net: Move MII out from under NET_CORE and hide it 2013-06-19 22:22:56 -07:00
dlink net: Move MII out from under NET_CORE and hide it 2013-06-19 22:22:56 -07:00
emulex be2net: Fix to avoid hardware workaround when not needed 2013-07-16 13:01:57 -07:00
faraday net: Move MII out from under NET_CORE and hide it 2013-06-19 22:22:56 -07:00
freescale net: fec: Add VLAN receive HW support. 2013-07-03 16:45:34 -07:00
fujitsu Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2013-05-01 14:08:52 -07:00
hp drivers/net: fix up function prototypes after __dev* removals 2012-12-07 14:22:22 -05:00
i825xx drivers:net: Remove unnecessary OOM messages after netdev_alloc_skb 2013-03-09 16:09:19 -05:00
ibm Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2013-07-09 18:24:39 -07:00
icplus net: Move MII out from under NET_CORE and hide it 2013-06-19 22:22:56 -07:00
intel net: rename ll methods to busy-poll 2013-07-10 17:08:27 -07:00
marvell net: mv643xx_eth: do not use port number as platform device id 2013-07-09 12:51:47 -07:00
mellanox mlx5 core: Fix __udivdi3 when compiling for 32 bit arches 2013-07-16 12:36:39 -07:00
micrel net: Move MII out from under NET_CORE and hide it 2013-06-19 22:22:56 -07:00
microchip net: ethernet: enc28j60: use spi_get_drvdata() and spi_set_drvdata() 2013-04-07 16:48:19 -04:00
myricom net/trivial: replace numeric with standard PM state macros 2013-06-28 22:11:48 -07:00
natsemi net: vlan: add protocol argument to packet tagging functions 2013-04-19 14:46:06 -04:00
neterion treewide: Fix typo in printk 2013-06-18 13:48:45 +02:00
nuvoton net: Move MII out from under NET_CORE and hide it 2013-06-19 22:22:56 -07:00
nvidia net/ethernet/nvidia/forcedeth: Use module_pci_driver to register driver 2013-05-22 14:35:05 -07:00
nxp net: ethernet: remove unnecessary platform_set_drvdata() 2013-05-27 22:34:51 -07:00
octeon Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus 2013-07-13 14:52:21 -07:00
oki-semi pch_gbe: use managed functions pcim_* and devm_* 2013-06-28 21:37:48 -07:00
packetengines net: Move MII out from under NET_CORE and hide it 2013-06-19 22:22:56 -07:00
pasemi drivers:net: dma_alloc_coherent: use __GFP_ZERO instead of memset(, 0) 2013-03-17 12:50:24 -04:00
qlogic qlcnic: Fix releasing of Tx frag which was never mapped. 2013-07-19 17:08:16 -07:00
rdc net: Move MII out from under NET_CORE and hide it 2013-06-19 22:22:56 -07:00
realtek r8169: add a new chip for RTL8411 2013-07-10 17:43:12 -07:00
renesas sh_eth: SH_ETH should depend on HAS_DMA 2013-07-10 19:47:14 -07:00
seeq net: ethernet: remove unnecessary platform_set_drvdata() 2013-05-27 22:34:51 -07:00
sfc sfc: Fix memory leak when discarding scattered packets 2013-07-05 01:29:15 -07:00
sgi net: Move MII out from under NET_CORE and hide it 2013-06-19 22:22:56 -07:00
silan net/ethernet/silan/sc92031: Use module_pci_driver to register driver 2013-05-22 14:35:03 -07:00
sis net: Move MII out from under NET_CORE and hide it 2013-06-19 22:22:56 -07:00
smsc net: Move MII out from under NET_CORE and hide it 2013-06-19 22:22:56 -07:00
stmicro dt:net:stmmac: Add dt specific phy reset callback support. 2013-07-04 14:34:17 -07:00
sun sunvnet: vnet_port_remove must call unregister_netdev 2013-07-10 13:35:52 -07:00
tehuti net: vlan: add protocol argument to packet tagging functions 2013-04-19 14:46:06 -04:00
ti Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2013-07-09 18:24:39 -07:00
tile tile: support new Tilera hypervisor 2013-05-02 16:20:31 -04:00
toshiba net/ethernet/toshiba/tc35815: Use module_pci_driver to register driver 2013-05-22 14:35:04 -07:00
tundra net: ethernet: remove unnecessary platform_set_drvdata() 2013-05-27 22:34:51 -07:00
via via-rhine: fix dma mapping errors 2013-07-12 16:28:02 -07:00
wiznet net: ethernet: remove unnecessary platform_set_drvdata() 2013-05-27 22:34:51 -07:00
xilinx net: emaclite: Convert to use devm_ioremap_resource 2013-06-12 02:22:35 -07:00
xircom Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2013-05-01 14:08:52 -07:00
xscale net: ethernet: remove unnecessary platform_set_drvdata() 2013-05-27 22:34:51 -07:00
dnet.c net: phy: remove flags argument from phy_{attach, connect, connect_direct} 2013-01-14 15:11:50 -05:00
dnet.h
ethoc.c net: ethernet: remove unnecessary platform_set_drvdata() 2013-05-27 22:34:51 -07:00
fealnx.c drivers/net: fix up function prototypes after __dev* removals 2012-12-07 14:22:22 -05:00
jme.c net, jme: remove redundant D0 power state set 2013-05-31 01:39:08 -07:00
jme.h
Kconfig ethernet/arc/arc_emac - Add new driver 2013-06-25 16:34:32 -07:00
korina.c net: Restore unintentional reverts. 2013-06-24 12:43:40 -07:00
lantiq_etop.c lantiq_etop: use free_netdev(netdev) instead of kfree() 2013-03-21 11:50:10 -04:00
Makefile ethernet/arc/arc_emac - Add new driver 2013-06-25 16:34:32 -07:00
netx-eth.c net: ethernet: remove unnecessary platform_set_drvdata() 2013-05-27 22:34:51 -07:00
s6gmac.c net: ethernet: remove unnecessary platform_set_drvdata() 2013-05-27 22:34:51 -07:00