linux_dsm_epyc7002/drivers
Rakesh Pandit 2c041afc5a net: alx: handle pci_alloc_irq_vectors return correctly
It was introduced while switching to pci_alloc_irq_vectors recently
and fixes:

[   60.527052] alx 0000:03:00.0 enp3s0: Enabling MSI-X interrupts failed!
[   60.529323] BUG: unable to handle kernel NULL pointer dereference at 00000000000000b8
[   60.531589] IP: alx_alloc_napis+0xe6/0x1e0 [alx]
[   60.533831] PGD 0
[   60.533833] P4D 0

[   60.540559] Oops: 0002 [#1] SMP
[   60.542759] Modules linked in: ebtables ip6table_filter ip6_tables.....
[   60.549990]  drm_kms_helper drm crc32c_intel alx serio_raw mdio wmi video i2c_hid uas usb_storage
[   60.551404] CPU: 0 PID: 999 Comm: NetworkManager Not tainted 4.11.0+ #1
[   60.552813] Hardware name: Acer Predator G9-591/Mustang_SLS, BIOS V1.10 03/03/2016
[   60.554219] task: ffff8804ae833c00 task.stack: ffffc90003eec000
[   60.555383] RIP: 0010:alx_alloc_napis+0xe6/0x1e0 [alx]
[   60.556615] RSP: 0018:ffffc90003eef660 EFLAGS: 00010286
[   60.557787] RAX: ffff8804962835a0 RBX: ffff8804aee8a8c0 RCX: 0000000000000000
[   60.558987] RDX: 0000000000000060 RSI: 0000000000000000 RDI: ffff880496283600
[   60.559979] RBP: ffffc90003eef688 R08: ffff8804c1c1e7e0 R09: ffff8804962835a0
[   60.560978] R10: ffff8804962835a0 R11: 0000000000000102 R12: 0000000000000000
[   60.561974] R13: 0000000000000000 R14: ffff8804aee8aaf0 R15: ffffffffa0052ea0
[   60.562974] FS:  00007f1cecbc9940(0000) GS:ffff8804c1c00000(0000) knlGS:0000000000000000
[   60.564003] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.564884] CR2: 00000000000000b8 CR3: 0000000496025000 CR4: 00000000003406f0
[   60.565782] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   60.566676] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   60.567560] Call Trace:
[   60.568500]  __alx_open+0xa2/0x570 [alx]
[   60.569355]  ? notifier_call_chain+0x4a/0x70
[   60.570144]  alx_open+0x17/0x20 [alx]
[   60.570909]  __dev_open+0xc6/0x140
[   60.571682]  ? _raw_spin_unlock_bh+0x1a/0x20
[   60.572469]  __dev_change_flags+0x9d/0x160
[   60.573252]  dev_change_flags+0x29/0x60
[   60.574070]  do_setlink+0x32e/0xc90
[   60.574815]  ? ttwu_do_activate+0x77/0x80
[   60.575544]  ? drm_fb_helper_dirty.isra.17+0xc7/0xe0 [drm_kms_helper]
[   60.576273]  ? drm_fb_helper_cfb_imageblit+0x30/0x40 [drm_kms_helper]
[   60.577004]  ? bit_putcs+0x2f7/0x560
[   60.577729]  ? nla_parse+0x35/0x140
[   60.578518]  rtnl_newlink+0x7d3/0x900
[   60.579280]  ? security_capset+0x30/0x80
[   60.580029]  ? ns_capable_common+0x68/0x80
[   60.580747]  ? ns_capable+0x13/0x20
[   60.581453]  rtnetlink_rcv_msg+0xee/0x220
[   60.582198]  ? rtnl_newlink+0x900/0x900
[   60.582909]  netlink_rcv_skb+0xe7/0x120
[   60.583601]  rtnetlink_rcv+0x28/0x30
[   60.584303]  netlink_unicast+0x18c/0x220
[   60.585002]  netlink_sendmsg+0x2ba/0x3b0
[   60.585703]  sock_sendmsg+0x38/0x50
[   60.586436]  ___sys_sendmsg+0x2b6/0x2d0
[   60.587123]  ? lockref_put_or_lock+0x5e/0x80
[   60.587822]  ? dput+0x155/0x1d0
[   60.588518]  ? mntput+0x24/0x40
[   60.589215]  __sys_sendmsg+0x54/0x90
[   60.589907]  ? __sys_sendmsg+0x54/0x90
[   60.590627]  SyS_sendmsg+0x12/0x20
[   60.591333]  entry_SYSCALL_64_fastpath+0x1a/0xa5
[   60.592021] RIP: 0033:0x7f1ceb44e3b0
[   60.592697] RSP: 002b:00007fffd7f0a2d0 EFLAGS: 00000293 ORIG_RAX: 000000000000002e
[   60.593385] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1ceb44e3b0
[   60.594107] RDX: 0000000000000000 RSI: 00007fffd7f0a380 RDI: 000000000000000c
[   60.594798] RBP: 00007fffd7f0a800 R08: 0000000000000000 R09: 0000000000000000
[   60.595502] R10: 0000564ffbae6e20 R11: 0000000000000293 R12: 0000000000000001
[   60.596200] R13: 0000000000000002 R14: 0000000000000010 R15: 00007fffd7f0a4d0
[   60.596899] Code: ed 85 c9 0f 8f ec 00 00 00 48 8b 3d 9d 97 1a e2 ba 50 00 00 00 be c0 80 40 01 4c 8b a3 30 02 00 00 e8 ff e5 1d e1 48 85 c0 74 a3 <49> 89 84 24 b8 00 00 00 48 8b 93 30 02 00 00 48 8b 4b 08 48 89
[   60.597642] RIP: alx_alloc_napis+0xe6/0x1e0 [alx] RSP: ffffc90003eef660
[   60.598427] CR2: 00000000000000b8

Fixes: f3297f68 ("net: alx: switch to pci_alloc_irq_vectors")
Signed-off-by: Rakesh Pandit <rakesh@tuxera.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2017-05-05 14:52:03 -04:00
..
accessibility
acpi spi: Updates for v4.12 2017-05-03 12:31:39 -07:00
amba
android
ata Merge branch 'for-4.12' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata 2017-05-01 13:34:49 -07:00
atm
auxdisplay auxdisplay: Move arm-charlcd.c to drivers/auxdisplay folder 2017-04-08 17:48:20 +02:00
base Driver core patches for 4.12-rc1 2017-05-04 18:27:46 -07:00
bcma
block zram: reduce load operation in page_same_filled 2017-05-03 15:52:11 -07:00
bluetooth Bluetooth: hci_ldisc: Add protocol check to hci_uart_tx_wakeup() 2017-04-30 12:22:14 +02:00
bus
cdrom scsi: introduce a result field in struct scsi_request 2017-04-20 12:16:10 -06:00
char char/misc patches for 4.12-rc1 2017-05-04 19:15:35 -07:00
clk MMC core: 2017-05-02 17:34:32 -07:00
clocksource Merge branch 'timers-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2017-05-01 16:15:18 -07:00
connector
cpufreq Merge branch 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2017-05-01 19:12:53 -07:00
cpuidle Merge branches 'pm-cpuidle', 'pm-core', 'pm-domains', 'pm-avs' and 'pm-devfreq' 2017-04-28 23:15:34 +02:00
crypto Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 2017-05-02 15:53:46 -07:00
dax char/misc patches for 4.12-rc1 2017-05-04 19:15:35 -07:00
dca
devfreq PM / devfreq: Move struct devfreq_governor to devfreq directory 2017-04-12 12:42:14 +09:00
dio
dma
dma-buf dma-buf: Rename dma-ops to prevent conflict with kunmap_atomic macro 2017-04-20 13:47:46 +05:30
edac EDAC, ghes: Do not enable it by default 2017-04-27 14:15:38 +02:00
eisa
extcon
firewire
firmware char/misc patches for 4.12-rc1 2017-05-04 19:15:35 -07:00
fmc
fpga fpga fr br: update supported version numbers 2017-04-26 11:38:56 +02:00
fsi
gpio char/misc patches for 4.12-rc1 2017-05-04 19:15:35 -07:00
gpu main drm pull request for 4.12 kernel 2017-05-03 11:44:24 -07:00
hid Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial 2017-05-02 19:09:35 -07:00
hsi HSI: ssi_protocol: double free in ssip_pn_xmit() 2017-04-21 17:58:45 +02:00
hv char/misc patches for 4.12-rc1 2017-05-04 19:15:35 -07:00
hwmon hwmon: (twl4030-madc) drop driver 2017-04-30 11:45:31 -07:00
hwspinlock
hwtracing char/misc patches for 4.12-rc1 2017-05-04 19:15:35 -07:00
i2c Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input 2017-05-03 12:38:20 -07:00
ide ide-pm: always pass 0 error to ide_complete_rq in ide_do_devset 2017-04-26 07:53:35 -06:00
idle
iio char/misc patches for 4.12-rc1 2017-05-04 19:15:35 -07:00
infiniband char/misc patches for 4.12-rc1 2017-05-04 19:15:35 -07:00
input char/misc patches for 4.12-rc1 2017-05-04 19:15:35 -07:00
iommu Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux 2017-05-02 09:50:09 -07:00
ipack
irqchip irqchip/mbigen: Fix return value check in mbigen_device_probe() 2017-04-30 11:21:16 +02:00
isdn
leds leds: pca9532: Extend pca9532 device tree support 2017-04-19 20:27:50 +02:00
lguest
lightnvm lightnvm: fix possible memory leak in pblk_bb_discovery() 2017-04-25 10:44:29 -06:00
macintosh
mailbox mailbox: handle empty message in tx_tick 2017-04-27 16:20:04 +05:30
mcb
md - Cleanups to request-based DM and DM multipath from Christoph that 2017-05-03 10:34:03 -07:00
media char/misc patches for 4.12-rc1 2017-05-04 19:15:35 -07:00
memory - New Drivers 2017-05-03 12:16:25 -07:00
memstick
message scsi: mpt: Move scsi_remove_host() out of mptscsih_remove_host() 2017-04-24 18:21:17 -04:00
mfd mfd: axp20x: Support AXP803 variant 2017-04-27 11:54:49 +01:00
misc char/misc patches for 4.12-rc1 2017-05-04 19:15:35 -07:00
mmc MMC core: 2017-05-02 17:34:32 -07:00
mtd char/misc patches for 4.12-rc1 2017-05-04 19:15:35 -07:00
net net: alx: handle pci_alloc_irq_vectors return correctly 2017-05-05 14:52:03 -04:00
nfc nfc: fix get_unaligned_...() misuses 2017-04-17 00:42:22 +02:00
ntb
nubus nubus: Clean up whitespace 2017-04-20 09:54:24 +02:00
nvdimm Merge branch 'x86-mm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2017-05-01 23:54:56 -07:00
nvme Merge branch 'for-4.12/block' of git://git.kernel.dk/linux-block 2017-05-01 10:39:57 -07:00
nvmem nvmem: imx-ocotp: add write support 2017-04-08 17:51:48 +02:00
of main drm pull request for 4.12 kernel 2017-05-03 11:44:24 -07:00
oprofile
parisc
parport
pci main drm pull request for 4.12 kernel 2017-05-03 11:44:24 -07:00
pcmcia
perf
phy phy: qcom-qusb2: add NVMEM dependency 2017-04-10 16:43:41 +05:30
pinctrl Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial 2017-05-02 19:09:35 -07:00
platform char/misc patches for 4.12-rc1 2017-05-04 19:15:35 -07:00
pnp
power ACPI updates for v4.12-rc1 2017-05-01 14:13:28 -07:00
powercap
pps
ps3
ptp Merge branch 'timers-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2017-05-01 16:15:18 -07:00
pwm
rapidio char/misc patches for 4.12-rc1 2017-05-04 19:15:35 -07:00
ras
regulator Merge remote-tracking branch 'regulator/topic/vctrl' into regulator-next 2017-04-30 22:17:44 +09:00
remoteproc
reset
rpmsg
rtc
s390 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2017-05-02 16:40:27 -07:00
sbus
scsi char/misc patches for 4.12-rc1 2017-05-04 19:15:35 -07:00
sfi
sh
sn
soc Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next 2017-05-02 16:40:27 -07:00
spi Merge remote-tracking branches 'spi/topic/ti-qspi' and 'spi/topic/xlp' into spi-next 2017-04-26 15:58:22 +01:00
spmi
ssb
staging USB patches for 4.12-rc1 2017-05-04 18:03:51 -07:00
target Merge branch 'for-4.12/block' of git://git.kernel.dk/linux-block 2017-05-01 10:39:57 -07:00
tc
thermal - New Drivers 2017-05-03 12:16:25 -07:00
thunderbolt
tty oom: improve oom disable handling 2017-05-03 15:52:10 -07:00
uio uio_mf624: Align memory regions to page size and set correct offsets 2017-04-08 18:13:28 +02:00
usb USB patches for 4.12-rc1 2017-05-04 18:03:51 -07:00
uwb
vfio vfio/type1: Reduce repetitive calls in vfio_pin_pages_remote() 2017-04-18 15:01:15 -06:00
vhost VSOCK: Add virtio vsock vsockmon hooks 2017-04-24 12:35:56 -04:00
video - New Drivers 2017-05-03 12:11:44 -07:00
virt
virtio virtio-pci: Remove affinity hint before freeing the interrupt 2017-04-11 00:30:20 +03:00
vlynq
vme
w1 w1: Remove unneeded use of assert() and remove w1_log.h 2017-04-08 18:20:57 +02:00
watchdog watchdog: iTCO_wdt: Add PMC specific noreboot update api 2017-04-28 21:51:28 +03:00
xen xen: Implement EFI reset_system callback 2017-05-02 12:06:50 +02:00
zorro
Kconfig
Makefile usb: Make sure usb/phy/of gets built-in 2017-04-25 20:04:28 +02:00