Christophe Leroy f8b39039cb net: fs_enet: do not call phy_stop() in interrupts ... In case of TX timeout, fs_timeout() calls phy_stop(), which triggers the following BUG_ON() as we are in interrupt. [92708.199889] kernel BUG at drivers/net/phy/mdio_bus.c:482! [92708.204985] Oops: Exception in kernel mode, sig: 5 [#1] [92708.210119] PREEMPT [92708.212107] CMPC885 [92708.214216] CPU: 0 PID: 3 Comm: ksoftirqd/0 Tainted: G W 4.9.61 #39 [92708.223227] task: c60f0a40 task.stack: c6104000 [92708.227697] NIP: c02a84bc LR: c02a947c CTR: c02a93d8 [92708.232614] REGS: c6105c70 TRAP: 0700 Tainted: G W (4.9.61) [92708.241193] MSR: 00021032 <ME,IR,DR,RI>[92708.244818] CR: 24000822 XER: 20000000 [92708.248767] GPR00: c02a947c c6105d20 c60f0a40 c62b4c00 00000005 0000001f c069aad8 0001a688 GPR08: 00000007 00000100 c02a93d8 00000000 000005fc 00000000 c6213240 c06338e4 GPR16: 00000001 c06330d4 c0633094 00000000 c0680000 c6104000 c6104000 00000000 GPR24: 00000200 00000000 ffffffff 00000004 00000078 00009032 00000000 c62b4c00 NIP [c02a84bc] mdiobus_read+0x20/0x74 [92708.281517] LR [c02a947c] kszphy_config_intr+0xa4/0xc4 [92708.286547] Call Trace: [92708.288980] [c6105d20] [c6104000] 0xc6104000 (unreliable) [92708.294339] [c6105d40] [c02a947c] kszphy_config_intr+0xa4/0xc4 [92708.300098] [c6105d50] [c02a5330] phy_stop+0x60/0x9c [92708.305007] [c6105d60] [c02c84d0] fs_timeout+0xdc/0x110 [92708.310197] [c6105d80] [c035cd48] dev_watchdog+0x268/0x2a0 [92708.315593] [c6105db0] [c0060288] call_timer_fn+0x34/0x17c [92708.321014] [c6105dd0] [c00605f0] run_timer_softirq+0x21c/0x2e4 [92708.326887] [c6105e50] [c001e19c] __do_softirq+0xf4/0x2f4 [92708.332207] [c6105eb0] [c001e3c8] run_ksoftirqd+0x2c/0x40 [92708.337560] [c6105ec0] [c003b420] smpboot_thread_fn+0x1f0/0x258 [92708.343405] [c6105ef0] [c003745c] kthread+0xbc/0xd0 [92708.348217] [c6105f40] [c000c400] ret_from_kernel_thread+0x5c/0x64 [92708.354275] Instruction dump: [92708.357207] 7c0803a6 bbc10018 38210020 4e800020 7c0802a6 9421ffe0 54290024 bfc10018 [92708.364865] 90010024 7c7f1b78 81290008 552902ee <0f090000> 3bc3002c 7fc3f378 90810008 [92708.372711] ---[ end trace 42b05441616fafd7 ]--- This patch moves fs_timeout() actions into an async worker. Fixes: commit 48257c4f16 ("Add fs_enet ethernet network driver, for several embedded platforms") Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr> Signed-off-by: David S. Miller <davem@davemloft.net>		2018-01-17 15:44:16 -05:00
..
accessibility	License cleanup: add SPDX GPL-2.0 license identifier to files with no license	2017-11-02 11:10:55 +01:00
acpi	Merge branch 'libnvdimm-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/nvdimm/nvdimm	2017-12-23 13:47:22 -08:00
amba	A couple of dma-mapping updates:	2017-11-14 16:54:12 -08:00
android	binder: fix proc->files use-after-free	2017-12-18 15:47:12 +01:00
ata	libata: sata_down_spd_limit should return if driver has not recorded sstatus speed	2017-12-04 13:57:03 -08:00
atm	Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net	2017-11-29 13:10:25 -08:00
auxdisplay	auxdisplay: img-ascii-lcd: Only build on archs that have IOMEM	2017-11-27 12:36:45 -08:00
base	Merge branch 'x86-pti-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip	2018-01-14 09:51:25 -08:00
bcma	Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next	2017-11-15 11:56:19 -08:00
block	Two rbd fixes for 4.12 and 4.2 issues respectively, marked for stable.	2018-01-11 16:57:32 -08:00
bluetooth	Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net	2017-11-04 09:26:51 +09:00
bus	Allwinner fixes for 4.15	2018-01-04 17:06:25 +01:00
cdrom	Merge branch 'for-4.15/block' of git://git.kernel.dk/linux-block	2017-11-14 15:32:19 -08:00
char	The big changes for IPMI that just went in had a few problems. These	2017-12-11 17:01:59 -08:00
clk	clk: use atomic runtime pm api in clk_core_is_enabled	2017-12-26 17:34:03 -08:00
clocksource	- final batch of "non trivial" timer conversions (multi-tree dependencies,	2017-11-23 16:29:05 +01:00
connector	…
cpufreq	cpufreq: governor: Ensure sufficiently large sampling intervals	2017-12-18 12:09:39 +01:00
cpuidle	powerpc updates for 4.15	2017-11-16 12:47:46 -08:00
crypto	crypto: inside-secure - do not use areq->result for partial results	2017-12-22 19:48:01 +11:00
dax	device-dax: implement ->split() to catch invalid munmap attempts	2017-11-29 18:40:42 -08:00
dca	…
devfreq	Merge branches 'pm-devfreq' and 'pm-tools'	2017-11-13 01:41:39 +01:00
dio	License cleanup: add SPDX GPL-2.0 license identifier to files with no license	2017-11-02 11:10:55 +01:00
dma	dmaengine: fsl-edma: disable clks on all error paths	2017-12-15 09:53:04 +05:30
dma-buf	Tracing updates for 4.15:	2017-11-17 14:58:01 -08:00
edac	Modules updates for v4.15	2017-11-15 13:46:33 -08:00
eisa	License cleanup: add SPDX GPL-2.0 license identifier to files with no license	2017-11-02 11:10:55 +01:00
extcon	USB/PHY patches for 4.15-rc1	2017-11-13 21:14:07 -08:00
firewire	Merge branch 'timers-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip	2017-11-13 17:56:58 -08:00
firmware	efi/capsule-loader: Reinstate virtual capsule mapping	2018-01-03 13:54:31 +01:00
fmc	License cleanup: add SPDX GPL-2.0 license identifier to files with no license	2017-11-02 11:10:55 +01:00
fpga	Char/Misc patches for 4.15-rc1	2017-11-16 09:10:59 -08:00
fsi	…
gpio	gpio: Add missing open drain/source handling to gpiod_set_value_cansleep()	2018-01-10 14:17:17 +01:00
gpu	Hopefully final drm/i915 fixes for v4.15:	2018-01-12 11:48:06 +10:00
hid	Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid	2017-12-30 10:16:51 -08:00
hsi	HSI changes for the v4.15 series	2017-11-15 13:35:43 -08:00
hv	vmbus: unregister device_obj->channels_kset	2017-12-18 15:47:12 +01:00
hwmon	hwmon: Deal with errors from the thermal subsystem	2017-12-26 11:53:24 -08:00
hwspinlock	hwspinlock update for v4.15	2017-11-17 20:16:20 -08:00
hwtracing	tracing: Pass export pointer as argument to ->write()	2017-12-04 07:14:30 -05:00
i2c	i2c: piix4: Fix port number check on release	2017-12-12 23:27:04 +01:00
ide	Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/ide	2017-11-19 08:04:41 -10:00
idle	Merge branch 'pm-cpuidle'	2017-11-13 01:34:14 +01:00
iio	iio: health: max30102: Temperature should be in milli Celsius	2017-12-02 11:15:14 +00:00
infiniband	Fifth pull request for 4.15-rc	2018-01-16 16:47:40 -08:00
input	Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input	2018-01-05 16:45:06 -08:00
iommu	iommu/arm-smmu-v3: Cope with duplicated Stream IDs	2018-01-02 16:45:51 +00:00
ipack	…
irqchip	genirq/irqdomain: Rename early argument of irq_domain_activate_irq()	2017-12-29 21:13:04 +01:00
isdn	treewide: setup_timer() -> timer_setup() (2 field)	2017-11-21 15:57:09 -08:00
leds	leds: core: Fix regression caused by commit 2b83ff96f5	2018-01-07 13:27:07 +01:00
lightnvm	lightnvm: Convert timers to use timer_setup()	2017-11-21 15:46:44 -08:00
macintosh	Merge branch 'timers-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip	2017-11-13 17:56:58 -08:00
mailbox	Change to POLL api and fixes for FlexRM and OMAP driver	2017-11-15 13:39:18 -08:00
mcb	License cleanup: add SPDX GPL-2.0 license identifier to files with no license	2017-11-02 11:10:55 +01:00
md	locking/barriers: Convert users of lockless_dereference() to READ_ONCE()	2017-12-17 13:57:15 +01:00
media	media fixes for v4.15-rc3	2017-12-08 13:18:47 -08:00
memory	ARM: SoC driver updates for v4.15	2017-11-16 16:05:01 -08:00
memstick	treewide: setup_timer() -> timer_setup()	2017-11-21 15:57:07 -08:00
message	Modules updates for v4.15	2017-11-15 13:46:33 -08:00
mfd	mfd: rtsx: Release IRQ during shutdown	2018-01-05 11:14:57 +00:00
misc	Merge branch 'WIP.x86-pti.base.prep-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip	2017-12-17 13:54:31 -08:00
mmc	mmc: s3mci: mark debug_regs[] as static	2018-01-04 12:42:31 +01:00
mtd	mtd: nand: pxa3xx: Fix READOOB implementation	2018-01-06 23:06:58 +01:00
mux	mux: core: fix double get_device()	2018-01-09 14:19:41 +01:00
net	net: fs_enet: do not call phy_stop() in interrupts	2018-01-17 15:44:16 -05:00
nfc	treewide: setup_timer() -> timer_setup() (2 field)	2017-11-21 15:57:09 -08:00
ntb	treewide: setup_timer() -> timer_setup()	2017-11-21 15:57:07 -08:00
nubus	m68k updates for 4.15	2017-11-13 12:10:24 -08:00
nvdimm	libnvdimm, btt: Fix an incompatibility in the log layout	2017-12-21 14:59:27 -08:00
nvme	nvme-fabrics: initialize default host->id in nvmf_host_default()	2018-01-08 10:52:03 +01:00
nvmem	nvmem: meson-mx-efuse: fix reading from an offset other than 0	2017-12-23 16:46:23 +01:00
of	of_mdio: avoid MDIO bus removal when a PHY is missing	2018-01-10 15:07:47 -05:00
opp	…
oprofile	License cleanup: add SPDX GPL-2.0 license identifier to files with no license	2017-11-02 11:10:55 +01:00
parisc	parisc: Show unhashed EISA EEPROM address	2018-01-02 21:01:02 +01:00
parport	Char/Misc patches for 4.15-rc1	2017-11-16 09:10:59 -08:00
pci	Merge branch 'x86/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip	2017-12-31 13:13:56 -08:00
pcmcia	drivers/pcmcia/sa1111_badge4.c: avoid unused function warning	2017-11-17 16:10:04 -08:00
perf	arm64 updates for 4.15	2017-11-15 10:56:56 -08:00
phy	phy: rcar-gen3-usb2: select USB_COMMON	2017-12-15 16:00:41 +05:30
pinctrl	genirq/irqdomain: Rename early argument of irq_domain_activate_irq()	2017-12-29 21:13:04 +01:00
platform	platform/x86: wmi: Call acpi_wmi_init() later	2018-01-08 10:47:48 -08:00
pnp	License cleanup: add SPDX GPL-2.0 license identifier to files with no license	2017-11-02 11:10:55 +01:00
power	power supply and reset changes for the v4.15 series	2017-11-15 13:37:15 -08:00
powercap	…
pps	treewide: setup_timer() -> timer_setup()	2017-11-21 15:57:07 -08:00
ps3	…
ptp	xen: features and fixes for v4.15-rc1	2017-11-16 13:06:27 -08:00
pwm	pwm: Changes for v4.15-rc1	2017-11-22 21:09:18 -10:00
rapidio	Merge branch 'akpm' (patches from Andrew)	2017-11-17 16:56:17 -08:00
ras	Merge branch 'timers-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip	2017-11-13 17:56:58 -08:00
regulator	- New Drivers	2017-11-16 09:15:57 -08:00
remoteproc	remoteproc updates for v4.15	2017-11-17 20:14:10 -08:00
reset	ARM: SoC driver updates for v4.15	2017-11-16 16:05:01 -08:00
rpmsg	rpmsg updates for v4.15	2017-11-17 20:12:08 -08:00
rtc	Merge branch 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip	2017-11-25 08:37:16 -10:00
s390	Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux	2018-01-05 12:17:33 -08:00
sbus	Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc	2017-11-17 20:21:44 -08:00
scsi	SCSI fixes on 20171230	2017-12-30 14:31:30 -08:00
sfi	…
sh	A couple of dma-mapping updates:	2017-11-14 16:54:12 -08:00
sn	…
soc	meson-gx-socinfo: Fix package id parsing	2017-11-30 15:29:44 -08:00
spi	Merge remote-tracking branches 'spi/fix/armada', 'spi/fix/atmel', 'spi/fix/doc', 'spi/fix/imx', 'spi/fix/rspi', 'spi/fix/sun4i' and 'spi/fix/xilinx' into spi-linus	2017-12-19 11:07:00 +00:00
spmi	…
ssb	License cleanup: add SPDX GPL-2.0 license identifier to files with no license	2017-11-02 11:10:55 +01:00
staging	staging: android: ashmem: fix a race condition in ASHMEM_SET_SIZE ioctl	2018-01-09 15:32:11 +01:00
target	block: fix blk_rq_append_bio	2017-12-18 13:55:43 -07:00
tc	…
tee	optee: fix invalid of_node_put() in optee_driver_init()	2017-11-29 10:24:57 +01:00
thermal	Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/rzhang/linux	2017-11-17 14:31:27 -08:00
thunderbolt	thunderbolt: Mask ring interrupt properly when polling starts	2017-12-16 16:37:51 +01:00
tty	n_tty: fix EXTPROC vs ICANON interaction with TIOCINQ (aka FIONREAD)	2017-12-21 11:19:22 +01:00
uio	License cleanup: add SPDX GPL-2.0 license identifier to files with no license	2017-11-02 11:10:55 +01:00
usb	usb: misc: usb3503: make sure reset is low for at least 100us	2018-01-11 18:39:52 +01:00
uwb	treewide: setup_timer() -> timer_setup()	2017-11-21 15:57:07 -08:00
vfio	VFIO Updates for Linux v4.15	2017-11-14 16:47:47 -08:00
vhost	vhost: fix skb leak in handle_rx()	2017-12-02 21:31:03 -05:00
video	fbdev changes for v4.15:	2017-11-20 21:50:24 -10:00
virt	…
virtio	virtio_mmio: fix devm cleanup	2017-12-14 21:01:40 +02:00
vlynq	…
vme	Char/Misc patches for 4.15-rc1	2017-11-16 09:10:59 -08:00
w1	Char/Misc patches for 4.15-rc1	2017-11-16 09:10:59 -08:00
watchdog	treewide: setup_timer() -> timer_setup()	2017-11-21 15:57:07 -08:00
xen	xen: fixes for 4.15-rc8	2018-01-12 10:00:15 -08:00
zorro	License cleanup: add SPDX GPL-2.0 license identifier to files with no license	2017-11-02 11:10:55 +01:00
Kconfig	Merge branches 'pm-cpufreq-sched' and 'pm-opp'	2017-11-13 01:40:52 +01:00
Makefile	usb: build drivers/usb/common/ when USB_SUPPORT is set	2017-11-28 15:17:49 +01:00