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Aaron Ma 4b79959510 igc: fix page fault when thunderbolt is unplugged 
After unplug thunderbolt dock with i225, pciehp interrupt is triggered,
remove call will read/write mmio address which is already disconnected,
then cause page fault and make system hang.

Check PCI state to remove device safely.

Trace:
BUG: unable to handle page fault for address: 000000000000b604
Oops: 0000 [#1] SMP NOPTI
RIP: 0010:igc_rd32+0x1c/0x90 [igc]
Call Trace:
igc_ptp_suspend+0x6c/0xa0 [igc]
igc_ptp_stop+0x12/0x50 [igc]
igc_remove+0x7f/0x1c0 [igc]
pci_device_remove+0x3e/0xb0
__device_release_driver+0x181/0x240

Fixes: 13b5b7fd6a ("igc: Add support for Tx/Rx rings")
Fixes: b03c49cde6 ("igc: Save PTP time before a reset")
Signed-off-by: Aaron Ma <aaron.ma@canonical.com>
Tested-by: Dvora Fuxbrumer <dvorax.fuxbrumer@linux.intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
 		2021-08-20 07:36:22 -07:00
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accessibility TTY / Serial patches for 5.14-rc1 2021-07-05 14:08:24 -07:00
acpi libnvdimm fixes for v5.14-rc6 2021-08-14 19:46:39 -10:00
amba
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android
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ata libata-5.14-2021-07-30 2021-07-30 10:56:47 -07:00
atm Networking changes for 5.14. 2021-06-30 15:51:09 -07:00
auxdisplay
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base PCI/MSI: Protect msi_desc::masked for multi-MSI 2021-08-10 10:59:20 +02:00
bcma
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block virtio,vhost,vdpa: bugfixes 2021-08-16 06:16:25 -10:00
bluetooth TTY / Serial patches for 5.14-rc1 2021-07-05 14:08:24 -07:00
bus ARM: SoC fixes for v5.14, part 2 2021-08-06 11:41:12 -07:00
cdrom block: remove REQ_OP_SCSI_{IN,OUT} 2021-06-30 15:34:19 -06:00
char tpm_ftpm_tee: Free and unregister TEE shared memory during kexec 2021-07-21 07:55:50 +02:00
clk A collection of clk driver fixes and one core clk API fix 2021-08-03 09:26:09 -07:00
clocksource This round has a diffstat dominated by Qualcomm clk drivers. Honestly though 2021-07-01 13:26:16 -07:00
comedi Staging / IIO driver patches for 5.14-rc1 2021-07-05 14:01:53 -07:00
connector
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counter
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cpufreq cpufreq: Fix fall-through warning for Clang 2021-07-13 11:53:07 -05:00
cpuidle cpuidle: teo: Rename two local variables in teo_select() 2021-08-03 15:18:57 +02:00
crypto ARM: SoC changes for 5.14 2021-07-10 09:22:44 -07:00
cxl cxl/pci: Rename CXL REGLOC ID 2021-06-17 17:37:18 -07:00
dax Merge branch 'for-5.14/dax' into libnvdimm-fixes 2021-08-11 12:04:43 -07:00
dca
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devfreq PM / devfreq: passive: Fix get_target_freq when not using required-opp 2021-06-24 10:37:35 +09:00
dio
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dma dmaengine fixes for v5.14 2021-08-06 11:08:24 -07:00
dma-buf Short summary of fixes pull: 2021-07-13 15:15:17 +02:00
edac EDAC/igen6: fix core dependency AGAIN 2021-07-15 11:59:59 -07:00
eisa
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extcon Char / Misc driver updates for 5.14-rc1 2021-07-05 13:42:16 -07:00
firewire Char / Misc driver updates for 5.14-rc1 2021-07-05 13:42:16 -07:00
firmware Ard says: 2021-08-15 06:38:26 -10:00
fpga fpga: dfl: fme: Fix cpu hotplug issue in performance reporting 2021-07-27 11:05:16 -07:00
fsi
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gnss
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gpio gpio: tqmx86: really make IRQ optional 2021-08-02 17:17:27 +02:00
gpu Short summary of fixes pull: 2021-08-13 06:37:40 +10:00
greybus
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hid HID: ft260: fix device removal due to USB disconnect 2021-07-29 12:38:32 +02:00
hsi
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hv Drivers: hv: vmbus: Fix duplicate CPU assignments within a device 2021-07-19 09:26:31 +00:00
hwmon Char / Misc driver updates for 5.14-rc1 2021-07-05 13:42:16 -07:00
hwspinlock
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hwtracing Char / Misc driver updates for 5.14-rc1 2021-07-05 13:42:16 -07:00
i2c i2c: dev: zero out array used for i2c reads from userspace 2021-08-10 22:54:10 +02:00
i3c I3C for 5.14 2021-07-10 11:53:06 -07:00
idle
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iio iio: adc: Fix incorrect exit of for-loop 2021-07-31 14:46:05 +01:00
infiniband Networking fixes for 5.14-rc6, including fixes from netfilter, bpf, 2021-08-12 16:24:03 -10:00
input This pull request contains the following changes for UML: 2021-07-09 10:19:13 -07:00
interconnect interconnect: Fix undersized devress_alloc allocation 2021-08-02 12:25:00 +03:00
iommu fallthrough fixes for Clang for 5.14-rc2 2021-07-15 13:57:31 -07:00
ipack TTY / Serial patches for 5.14-rc1 2021-07-05 14:08:24 -07:00
irqchip irqchip fixes for 5.14, take #1 2021-07-09 15:35:13 +02:00
isdn TTY / Serial patches for 5.14-rc1 2021-07-05 14:08:24 -07:00
leds This contains quite a lot of fixes, with more fixes in my inbox that 2021-07-03 11:57:42 -07:00
lightnvm
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macintosh
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mailbox mbox: add polarfire soc system controller mailbox 2021-06-26 12:06:48 -05:00
mcb mcb: Use DEFINE_RES_MEM() helper macro and fix the end address 2021-06-24 15:56:25 +02:00
md block-5.14-2021-08-07 2021-08-07 10:26:21 -07:00
media media fixes for v5.14-rc5 2021-08-03 09:33:05 -07:00
memory Memory controller drivers for v5.14 - Tegra SoC, part two 2021-06-16 17:36:30 -07:00
memstick for-5.14/block-2021-06-29 2021-06-30 12:12:56 -07:00
message scsi: message: mptfc: Switch from pci_ to dma_ API 2021-06-22 23:00:01 -04:00
mfd Driver core changes for 5.14-rc1 2021-07-05 13:51:41 -07:00
misc Merge tag 'at24-fixes-for-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux into i2c/for-current 2021-07-20 22:28:56 +02:00
mmc MMC core: 2021-07-22 09:51:38 -07:00
most
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mtd MTD core fixes: 2021-08-16 06:36:01 -10:00
mux
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net igc: fix page fault when thunderbolt is unplugged 2021-08-20 07:36:22 -07:00
nfc nfc: nfcsim: fix use after free during module unload 2021-07-28 10:20:16 +01:00
ntb
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nubus
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nvdimm libnvdimm/region: Fix label activation vs errors 2021-08-11 11:54:43 -07:00
nvme block-5.14-2021-07-24 2021-07-24 12:57:06 -07:00
nvmem Char / Misc driver updates for 5.14-rc1 2021-07-05 13:42:16 -07:00
of Devicetree updates for v5.14: 2021-07-03 10:54:08 -07:00
opp opp: Allow required-opps to be used for non genpd use cases 2021-06-18 09:00:55 +05:30
parisc kernel.h: split out panic and oops helpers 2021-07-01 11:06:04 -07:00
parport
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pci PCI/MSI: Protect msi_desc::masked for multi-MSI 2021-08-10 10:59:20 +02:00
pcmcia pcmcia: i82092: fix a null pointer dereference bug 2021-07-23 08:08:54 +02:00
perf drivers/perf: fix the missed ida_simple_remove() in ddr_perf_probe() 2021-06-17 19:45:24 +01:00
phy USB / Thunderbolt patches for 5.14-rc1 2021-07-05 14:16:22 -07:00
pinctrl pinctrl: amd: Fix an issue with shutdown when system set to s0ix 2021-08-12 11:16:40 +02:00
platform platform/x86: gigabyte-wmi: add support for B450M S2H V2 2021-08-18 19:39:31 +02:00
pnp Char / Misc driver updates for 5.14-rc1 2021-07-05 13:42:16 -07:00
power power: supply: Fix fall-through warnings for Clang 2021-07-13 14:50:47 -05:00
powercap
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pps
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ps3
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ptp ptp_pch: Restore dependency on PCI 2021-08-16 11:11:06 +01:00
pwm pwm: ep93xx: Ensure configuring period and duty_cycle isn't wrongly skipped 2021-07-08 16:09:30 +02:00
rapidio
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ras
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regulator regulator: Fixes for v5.14 2021-07-21 12:37:49 -07:00
remoteproc remoteproc updates for v5.14 2021-07-07 10:50:03 -07:00
reset ARM: Drivers for 5.14 2021-07-10 09:46:20 -07:00
rpmsg rpmsg: core: Add driver_data for rpmsg_device_id 2021-06-18 13:13:40 -07:00
rtc RTC for 5.14 2021-07-10 16:19:10 -07:00
s390 Networking fixes for 5.14-rc6, including fixes from netfilter, bpf, 2021-08-12 16:24:03 -10:00
sbus
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scsi SCSI fixes on 20210814 2021-08-14 19:51:58 -10:00
sh
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siox siox: Simplify error handling via dev_err_probe() 2021-06-24 15:46:34 +02:00
slimbus
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soc soc: ixp4xx/qmgr: fix invalid __iomem access 2021-08-03 10:16:34 +02:00
soundwire Char / Misc driver updates for 5.14-rc1 2021-07-05 13:42:16 -07:00
spi spi: Fixes for v5.14 2021-08-06 11:15:02 -07:00
spmi spmi: hisi-spmi-controller: move driver from staging 2021-06-25 10:02:05 +02:00
ssb ssb: use DEVICE_ATTR_ADMIN_RW() helper macro 2021-06-15 13:11:56 +03:00
staging staging: mt7621-pci: avoid to re-disable clock for those pcies not in use 2021-07-27 15:48:43 +02:00
target scsi: target: Fix NULL dereference on XCOPY completion 2021-07-20 23:18:22 -04:00
tc
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tee tee: Correct inappropriate usage of TEE_SHM_DMA_BUF flag 2021-07-21 07:55:50 +02:00
thermal - Add rk3568 sensor support (Finley Xiao) 2021-07-10 11:43:25 -07:00
thunderbolt Revert "thunderbolt: Hide authorized attribute if router does not support PCIe tunnels" 2021-07-27 18:14:25 +02:00
tty serial: 8250_pci: Avoid irq sharing for MSI(-X) interrupts. 2021-07-30 13:06:19 +02:00
uio
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usb Revert "usb: dwc3: gadget: Use list_replace_init() before traversing lists" 2021-08-10 09:12:32 +02:00
vdpa virtio,vhost,vdpa: bugfixes 2021-08-16 06:16:25 -10:00
vfio VFIO update for v5.14-rc1 2021-07-03 11:49:33 -07:00
vhost vringh: Use wiov->used to check for read/write desc order 2021-08-11 06:44:24 -04:00
video drm fixes for 5.14-rc2 2021-07-16 11:14:54 -07:00
virt virt: acrn: Do hcall_destroy_vm() before resource release 2021-07-27 16:48:45 +02:00
virtio virtio_ring: pull in spinlock header 2021-08-11 06:44:24 -04:00
visorbus
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vlynq
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vme
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w1
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watchdog linux-watchdog 5.14-rc1 tag 2021-07-07 12:57:46 -07:00
xen xen: branch for v5.14-rc6 2021-08-14 06:31:22 -10:00
zorro
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Kconfig ide: remove the legacy ide driver 2021-06-16 08:53:58 -06:00
Makefile hyperv-next for 5.14 2021-06-29 11:21:35 -07:00