From: Jiri Kosina
commit 5fc27b098dafb8e30794a9db0705074c7d766179 upstream.
Touchpad on this laptop is not detected properly during boot, as PNP
enumerates (wrongly) AUX port as disabled on this machine.
Fix that by adding this board (with admittedly quite funny DMI
identifiers) to nopnp quirk
From: Eric Dumazet
commit 89d01748b2354e210b5d4ea47bc25a42a1b42c82 upstream.
Some devices set needed_headroom. If we ignore it, we might
end up crashing in various skb_push() for example in ipgre_header()
since some layers assume enough headroom has been reserved.
Fixes: 1d76efe1577b ("team: ad
From: Hugh Dickins
commit 033b5d77551167f8c24ca862ce83d3e0745f9245 upstream.
There have been elusive reports of filemap_fault() hitting its
VM_BUG_ON_PAGE(page_to_pgoff(page) != offset, page) on kernels built
with CONFIG_READ_ONLY_THP_FOR_FS=y.
Suren has hit it on a kernel with CONFIG_READ_ONLY
From: Or Cohen
commit acf69c946233259ab4d64f8869d4037a198c7f06 upstream.
Using tp_reserve to calculate netoff can overflow as
tp_reserve is unsigned int and netoff is unsigned short.
This may lead to macoff receving a smaller value then
sizeof(struct virtio_net_hdr), and if po->has_vnet_hdr
is
From: Eric Dumazet
commit d42ee76ecb6c49d499fc5eb32ca34468d95dbc3e upstream.
After freeing ep->auth_hmacs we have to clear the pointer
or risk use-after-free as reported by syzbot:
BUG: KASAN: use-after-free in sctp_auth_destroy_hmacs net/sctp/auth.c:509
[inline]
BUG: KASAN: use-after-free in
From: Eric Dumazet
commit c7cc9200e9b4a2ac172e990ef1975cd42975dad6 upstream.
De-referencing skb after call to gro_cells_receive() is not allowed.
We need to fetch skb->len earlier.
Fixes: 5491e7c6b1a9 ("macsec: enable GRO and RPS on macsec devices")
Signed-off-by: Eric Dumazet
Cc: Paolo Abeni
From: Miquel Raynal
commit 3d84515ffd8fb657e10fa5b1215e9f095fa7efca upstream.
nand_release() is supposed be called after MTD device registration.
Here, only nand_scan() happened, so use nand_cleanup() instead.
Fixes: 1fef62c1423b ("mtd: nand: add sunxi NAND flash controller support")
Signed-off
From: Anant Thazhemadam
commit f45a4248ea4cc13ed50618ff066849f9587226b2 upstream.
When get_registers() fails in set_ethernet_addr(),the uninitialized
value of node_id gets copied over as the address.
So, check the return value of get_registers().
If get_registers() executed successfully (i.e.,
From: Marc Dionne
[ Upstream commit 56305118e05b2db8d0395bba640ac9a3aee92624 ]
The session key should be encoded with just the 8 data bytes and
no length; ENCODE_DATA precedes it with a 4 byte length, which
confuses some existing tools that try to parse this format.
Add an ENCODE_BYTES macro th
From: Stefano Garzarella
[ Upstream commit 9c7a5582f5d720dc35cfcc42ccaded69f0642e4a ]
Some callbacks used by the upper layers can run while we are in the
.remove(). A potential use-after-free can happen, because we free
the_virtio_vsock without knowing if the callbacks are over or not.
To solve
On 10/10/2020 12:06 AM, m...@chromium.org wrote:
Hi Akhil,
On Thu, Oct 08, 2020 at 10:39:07PM +0530, Akhil P Oommen wrote:
Register GPU as a devfreq cooling device so that it can be passively
cooled by the thermal framework.
Signed-off-by: Akhil P Oommen
---
drivers/gpu/drm/msm/msm_gpu.c |
From: Stefano Garzarella
[ Upstream commit 4c7246dc45e2706770d5233f7ce1597a07e069ba ]
We are going to add 'struct vsock_sock *' parameter to
virtio_transport_get_ops().
In some cases, like in the virtio_transport_reset_no_sock(),
we don't have any socket assigned to the packet received,
so we c
From: Stefano Garzarella
[ Upstream commit 17dd1367389cfe7f150790c83247b68e0c19d106 ]
Before to call vdev->config->reset(vdev) we need to be sure that
no one is accessing the device, for this reason, we add new variables
in the struct virtio_vsock to stop the workers during the .remove().
This
From: Tetsuo Handa
commit b292b50b0efcc7095d8bf15505fba6909bb35dce upstream.
syzbot is reporting hung task in wait_for_device_probe() [1]. At least,
we always need to decrement probe_count if we incremented probe_count in
really_probe().
However, since I can't find "Resources present before pro
From: Nicolas VINCENT
[ Upstream commit a2bd970aa62f2f7f80fd0d212b1d4ccea5df4aed ]
the i2c_ram structure is missing the sdmatmp field mentionned in
datasheet for MPC8272 at paragraph 36.5. With this field missing, the
hardware would write past the allocated memory done through
cpm_muram_alloc fo
From: Antony Antony
[ Upstream commit 8366685b2883e523f91e9816d7be371eb1144749 ]
When we clone state only add_time was cloned. It missed values like
bytes, packets. Now clone the all members of the structure.
v1->v3:
- use memcpy to copy the entire structure
Fixes: 80c9abaabf42 ("[XFRM]: Ext
From: Lucy Yan
[ Upstream commit ee460417d254d941dfea5fb7cff841f589643992 ]
Increase Rx ring size to address issue where hardware is reaching
the receive work limit.
Before:
[ 102.223342] de2104x :17:00.0 eth0: rx work limit reached
[ 102.245695] de2104x :17:00.0 eth0: rx work limit
From: Antony Antony
[ Upstream commit 91a46c6d1b4fcbfa4773df9421b8ad3e58088101 ]
XFRMA_REPLAY_ESN_VAL was not cloned completely from the old to the new.
Migrate this attribute during XFRMA_MSG_MIGRATE
v1->v2:
- move curleft cloning to a separate patch
Fixes: af2f464e326e ("xfrm: Assign esn po
From: Xie He
[ Upstream commit 83f9a9c8c1edc222846dc1bde6e3479703e8e5a3 ]
This driver is a virtual driver stacked on top of Ethernet interfaces.
When this driver transmits data on the Ethernet device, the skb->protocol
setting is inconsistent with the Ethernet header prepended to the skb.
This
From: Martin Cerveny
[ Upstream commit 74ea06164cda81dc80e97790164ca533fd7e3087 ]
Better guess. Secondary CSC registers are from 0xF.
Signed-off-by: Martin Cerveny
Reviewed-by: Jernej Skrabec
Signed-off-by: Maxime Ripard
Link:
https://patchwork.freedesktop.org/patch/msgid/20200906162140
From: Sebastien Boeuf
[ Upstream commit df12eb6d6cd920ab2f0e0a43cd6e1c23a05cea91 ]
Whenever the vsock backend on the host sends a packet through the RX
queue, it expects an answer on the TX queue. Unfortunately, there is one
case where the host side will hang waiting for the answer and might
eff
From: Al Viro
commit 18306c404abe18a0972587a6266830583c60c928 upstream.
removes the need to clear it, along with the races.
Signed-off-by: Al Viro
Signed-off-by: Greg Kroah-Hartman
---
fs/eventpoll.c | 26 +++---
1 file changed, 7 insertions(+), 19 deletions(-)
--- a/
From: Peilin Ye
commit 5af08640795b2b9a940c9266c0260455377ae262 upstream.
fbcon_get_font() is reading out-of-bounds. A malicious user may resize
`vc->vc_font.height` to a large value, causing fbcon_get_font() to
read out of `fontdata`.
fbcon_get_font() handles both built-in and user-provided fo
From: Vijay Balakrishna
commit 4aab2be0983031a05cb4a19696c9da5749523426 upstream.
When memory is hotplug added or removed the min_free_kbytes should be
recalculated based on what is expected by khugepaged. Currently after
hotplug, min_free_kbytes will be set to a lower default and higher
defaul
Linus,
Please pull the latest sched/core git tree from:
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git
sched-core-2020-10-12
# HEAD: feff2e65efd8d84cf831668e182b2ce73c604bbb sched/deadline: Unthrottle
PI boosted threads while enqueuing
Scheduler changes for v5.10:
- Reorgan
From: James Smart
[ Upstream commit 9e0e8dac985d4bd07d9e62922b9d189d3ca2fccf ]
The lldd may have made calls to delete a remote port or local port and
the delete is in progress when the cli then attempts to create a new
controller. Currently, this proceeds without error although it can't be
very
From: Xie He
[ Upstream commit 44a049c42681de71c783d75cd6e56b4e339488b0 ]
PVC devices are virtual devices in this driver stacked on top of the
actual HDLC device. They are the devices normal users would use.
PVC devices have two types: normal PVC devices and Ethernet-emulating
PVC devices.
When
From: Aaron Ma
commit 720ef73d1a239e33c3ad8fac356b9b1348e68aaf upstream.
Evaluating ACPI _BCL could fail, then ACPI buffer size will be set to 0.
When reuse this ACPI buffer, AE_BUFFER_OVERFLOW will be triggered.
Re-initialize buffer size will make ACPI evaluate successfully.
Fixes: 46445b6b89
From: Olympia Giannou
[ Upstream commit 4202c9fdf03d79dedaa94b2c4cf574f25793d669 ]
Some WinCE devices face connectivity issues via the NDIS interface. They
fail to register, resulting in -110 timeout errors and failures during the
probe procedure.
In this kind of WinCE devices, the Windows-side
From: Al Viro
commit fe0a916c1eae8e17e86c3753d13919177d63ed7e upstream.
Checking for the lack of epitems refering to the epoll we want to insert into
is not enough; we might have an insertion of that epoll into another one that
has already collected the set of files to recheck for excessive reve
From: Xie He
[ Upstream commit 9fb030a70431a2a2a1b292dbf0b2f399cc072c16 ]
This patch sets skb->protocol before transmitting frames on the HDLC
device, so that a user listening on the HDLC device with an AF_PACKET
socket will see outgoing frames' sll_protocol field correctly set and
consistent wi
From: Vincent Huang
[ Upstream commit 996d585b079ad494a30cac10e08585bcd5345125 ]
Add Synaptics IDs in trackpoint_start_protocol() to mark them as valid.
Signed-off-by: Vincent Huang
Fixes: 6c77545af100 ("Input: trackpoint - add new trackpoint variant IDs")
Reviewed-by: Harry Cutts
Tested-by:
From: Felix Fietkau
[ Upstream commit 3bd5c7a28a7c3aba07a2d300d43f8e988809e147 ]
Limit maximum VHT MPDU size by local capability.
Signed-off-by: Felix Fietkau
Link: https://lore.kernel.org/r/20200917125031.45009-1-...@nbd.name
Signed-off-by: Johannes Berg
Signed-off-by: Sasha Levin
---
net/
From: Yu Kuai
[ Upstream commit 1a26044954a6d1f4d375d5e62392446af663be7a ]
if of_find_device_by_node() succeed, exynos_iommu_of_xlate() doesn't have
a corresponding put_device(). Thus add put_device() to fix the exception
handling for this function implementation.
Fixes: aa759fd376fb ("iommu/ex
From: Steven Rostedt (VMware)
commit b40341fad6cc2daa195f8090fd3348f18fff640a upstream.
The first thing that the ftrace function callback helper functions should do
is to check for recursion. Peter Zijlstra found that when
"rcu_is_watching()" had its notrace removed, it caused perf function trac
From: Hugh Dickins
commit 033b5d77551167f8c24ca862ce83d3e0745f9245 upstream.
There have been elusive reports of filemap_fault() hitting its
VM_BUG_ON_PAGE(page_to_pgoff(page) != offset, page) on kernels built
with CONFIG_READ_ONLY_THP_FOR_FS=y.
Suren has hit it on a kernel with CONFIG_READ_ONLY
From: Marek Szyprowski
[ Upstream commit f3bb0f796f5ffe32f0fbdce5b1b12eb85511158f ]
The ChipID IO region has it's own clock, which is being disabled while
scanning for unused clocks. It turned out that some CPU hotplug, CPU idle
or even SOC firmware code depends on the reads from that area. Fix
On Mon, Oct 12, 2020 at 3:16 PM Geert Uytterhoeven wrote:
> On Thu, Oct 8, 2020 at 5:48 PM Arnd Bergmann wrote:
> > There are no more users of xtime_update aside from legacy_timer_tick(),
> > so fold it into that function and remove the declaration.
> >
> > update_process_times() is now only call
From: Anant Thazhemadam
commit 3dc289f8f139997f4e9d3cfccf8738f20d23e47b upstream.
In nl80211_parse_key(), key.idx is first initialized as -1.
If this value of key.idx remains unmodified and gets returned, and
nl80211_key_allowed() also returns 0, then rdev_del_key() gets called
with key.idx = -1
From: Nicolas VINCENT
[ Upstream commit a2bd970aa62f2f7f80fd0d212b1d4ccea5df4aed ]
the i2c_ram structure is missing the sdmatmp field mentionned in
datasheet for MPC8272 at paragraph 36.5. With this field missing, the
hardware would write past the allocated memory done through
cpm_muram_alloc fo
From: Thibaut Sautereau
[ Upstream commit 09a6b0bc3be793ca8cba580b7992d73e9f68f15d ]
Commit f227e3ec3b5c ("random32: update the net random state on interrupt
and activity") broke compilation and was temporarily fixed by Linus in
83bdc7275e62 ("random32: remove net_rand_state from the latent entr
From: Linus Torvalds
commit 4013c1496c49615d90d36b9d513eee8e369778e9 upstream.
Kernel threads intentionally do CLONE_FS in order to follow any changes
that 'init' does to set up the root directory (or cwd).
It is admittedly a bit odd, but it avoids the situation where 'init'
does some extensive
From: Tetsuo Handa
commit b292b50b0efcc7095d8bf15505fba6909bb35dce upstream.
syzbot is reporting hung task in wait_for_device_probe() [1]. At least,
we always need to decrement probe_count if we incremented probe_count in
really_probe().
However, since I can't find "Resources present before pro
From: Jean Delvare
commit 845b89127bc5458d0152a4d63f165c62a22fcb70 upstream.
By default, PCI drivers with runtime PM enabled will skip the calls
to suspend and resume on system PM. For this driver, we don't want
that, as we need to perform additional steps for system PM to work
properly on all s
From: Miquel Raynal
commit 3d84515ffd8fb657e10fa5b1215e9f095fa7efca upstream.
nand_release() is supposed be called after MTD device registration.
Here, only nand_scan() happened, so use nand_cleanup() instead.
Fixes: 1fef62c1423b ("mtd: nand: add sunxi NAND flash controller support")
Signed-off
From: Sabrina Dubroca
commit 45a36a18d01907710bad5258d81f76c18882ad88 upstream.
xfrm interfaces currently test for !skb->ignore_df when deciding
whether to update the pmtu on the skb's dst. Because of this, no pmtu
exception is created when we do something like:
ping -s 1438
By dropping t
From: Robbie Ko
commit 8ecebf4d767e2307a946c8905278d6358eda35c3 upstream.
Commit e9894fd3e3b3 ("Btrfs: fix snapshot vs nocow writting") forced
nocow writes to fallback to COW, during writeback, when a snapshot is
created. This resulted in writes made before creating the snapshot to
unexpectedly
From: Hugh Dickins
commit 033b5d77551167f8c24ca862ce83d3e0745f9245 upstream.
There have been elusive reports of filemap_fault() hitting its
VM_BUG_ON_PAGE(page_to_pgoff(page) != offset, page) on kernels built
with CONFIG_READ_ONLY_THP_FOR_FS=y.
Suren has hit it on a kernel with CONFIG_READ_ONLY
From: Peilin Ye
commit 6735b4632def0640dbdf4eb9f99816aca18c4f16 upstream.
syzbot has reported an issue in the framebuffer layer, where a malicious
user may overflow our built-in font data buffers.
In order to perform a reliable range check, subsystems need to know
`FONTDATAMAX` for each built-i
From: Eric Dumazet
commit c7cc9200e9b4a2ac172e990ef1975cd42975dad6 upstream.
De-referencing skb after call to gro_cells_receive() is not allowed.
We need to fetch skb->len earlier.
Fixes: 5491e7c6b1a9 ("macsec: enable GRO and RPS on macsec devices")
Signed-off-by: Eric Dumazet
Cc: Paolo Abeni
From: Chris Packham
[ Upstream commit 63c3212e7a37d68c89a13bdaebce869f4e064e67 ]
Per the datasheet the i2c functions use MPP_Sel=0x1. They are documented
as using MPP_Sel=0x4 as well but mixing 0x1 and 0x4 is clearly wrong. On
the board tested 0x4 resulted in a non-functioning i2c bus so stick w
From: Tetsuo Handa
commit b292b50b0efcc7095d8bf15505fba6909bb35dce upstream.
syzbot is reporting hung task in wait_for_device_probe() [1]. At least,
we always need to decrement probe_count if we incremented probe_count in
really_probe().
However, since I can't find "Resources present before pro
From: Tommi Rantala
commit 29b4f5f188571c112713c35cc87eefb46efee612 upstream.
Since glibc 2.28 when running 'perf top --stdio', input handling no
longer works, but hitting any key always just prints the "Mapped keys"
help text.
To fix it, call clearerr() in the display_thread() loop to clear an
From: Chaitanya Kulkarni
commit 4bab69093044ca81f394bd0780be1b71c5a4d308 upstream.
When try_module_get() fails in the nvme_dev_open() it returns without
releasing the ctrl reference which was taken earlier.
Put the ctrl reference which is taken before calling the
try_module_get() in the error r
From: Hans de Goede
commit 8169bd3e6e193497cab781acddcff8fde5d0c416 upstream.
2 recent commits:
cfae58ed681c ("platform/x86: intel-vbtn: Only blacklist SW_TABLET_MODE
on the 9 / "Laptop" chasis-type")
1fac39fd0316 ("platform/x86: intel-vbtn: Also handle tablet-mode switch on
"Detachable" and "Po
From: Eric Dumazet
commit c7cc9200e9b4a2ac172e990ef1975cd42975dad6 upstream.
De-referencing skb after call to gro_cells_receive() is not allowed.
We need to fetch skb->len earlier.
Fixes: 5491e7c6b1a9 ("macsec: enable GRO and RPS on macsec devices")
Signed-off-by: Eric Dumazet
Cc: Paolo Abeni
From: Vladimir Zapolskiy
commit 64b7f674c292207624b3d788eda2dde3dc1415df upstream.
On setxattr() syscall path due to an apprent typo the size of a dynamically
allocated memory chunk for storing struct smb2_file_full_ea_info object is
computed incorrectly, to be more precise the first addend is t
From: Anant Thazhemadam
commit 3dc289f8f139997f4e9d3cfccf8738f20d23e47b upstream.
In nl80211_parse_key(), key.idx is first initialized as -1.
If this value of key.idx remains unmodified and gets returned, and
nl80211_key_allowed() also returns 0, then rdev_del_key() gets called
with key.idx = -1
From: Hans de Goede
commit d823346876a970522ff9e4d2b323c9b734dcc4de upstream.
Commit cfae58ed681c ("platform/x86: intel-vbtn: Only blacklist
SW_TABLET_MODE on the 9 / "Laptop" chasis-type") restored SW_TABLET_MODE
reporting on the HP stream x360 11 series on which it was previously broken
by com
From: Dinh Nguyen
commit 263a0269a59c0b4145829462a107fe7f7327105f upstream.
Add status = "okay" to QSPI node.
Fixes: 0cb140d07fc75 ("arm64: dts: stratix10: Add QSPI support for Stratix10")
Cc: linux-stable # >= v5.6
Signed-off-by: Dinh Nguyen
[iwamatsu: Drop arch/arm64/boot/dts/altera/socfpga
From: Geert Uytterhoeven
commit 77972b55fb9d35d4a6b0abca99abffaa4ec6a85b upstream.
This reverts commit 1838d6c62f57836639bd3d83e7855e0ee4f6defc.
This commit moved the ravb_mdio_init() call (and thus the
of_mdiobus_register() call) from the ravb_probe() to the ravb_open()
call. This causes a re
From: Karol Herbst
commit d10285a25e29f13353bbf7760be8980048c1ef2f upstream.
other drivers seems to do something similar
Signed-off-by: Karol Herbst
Cc: dri-devel
Cc: Dave Airlie
Cc: sta...@vger.kernel.org
Signed-off-by: Dave Airlie
Link:
https://patchwork.freedesktop.org/patch/msgid/20201
From: Anant Thazhemadam
commit 9a9e77495958c7382b2438bc19746dd3bb8e upstream.
The variable "i" isn't initialized back correctly after the first loop
under the label inst_rollback gets executed.
The value of "i" is assigned to be option_count - 1, and the ensuing
loop (under alloc_rollback)
From: Eric Dumazet
commit d42ee76ecb6c49d499fc5eb32ca34468d95dbc3e upstream.
After freeing ep->auth_hmacs we have to clear the pointer
or risk use-after-free as reported by syzbot:
BUG: KASAN: use-after-free in sctp_auth_destroy_hmacs net/sctp/auth.c:509
[inline]
BUG: KASAN: use-after-free in
From: Eric Dumazet
commit 89d01748b2354e210b5d4ea47bc25a42a1b42c82 upstream.
Some devices set needed_headroom. If we ignore it, we might
end up crashing in various skb_push() for example in ipgre_header()
since some layers assume enough headroom has been reserved.
Fixes: 1d76efe1577b ("team: ad
From: Dumitru Ceara
commit 8aa7b526dc0b5dbf40c1b834d76a667ad672a410 upstream.
With multiple DNAT rules it's possible that after destination
translation the resulting tuples collide.
For example, two openvswitch flows:
nw_dst=10.0.0.10,tp_dst=10, actions=ct(commit,table=2,nat(dst=20.0.0.1:20))
n
From: Philip Yang
[ Upstream commit 1d0e16ac1a9e800598dcfa5b6bc53b704a103390 ]
Set ttm->sg to NULL after kfree, to avoid memory corruption backtrace:
[ 420.932812] kernel BUG at
/build/linux-do9eLF/linux-4.15.0/mm/slub.c:295!
[ 420.934182] invalid opcode: [#1] SMP NOPTI
[ 420.935445] Mo
From: Tom Rix
commit 5f38b06db8af3ed6c2fc1b427504ca56fae2eacc upstream.
clang static analysis flags this represenative problem
thinkpad_acpi.c:2523:7: warning: Branch condition evaluates
to a garbage value
if (!oldn->mute ||
^~~
In hotkey_kthread()
From: Peilin Ye
commit 5af08640795b2b9a940c9266c0260455377ae262 upstream.
fbcon_get_font() is reading out-of-bounds. A malicious user may resize
`vc->vc_font.height` to a large value, causing fbcon_get_font() to
read out of `fontdata`.
fbcon_get_font() handles both built-in and user-provided fo
From: Linus Torvalds
commit 4013c1496c49615d90d36b9d513eee8e369778e9 upstream.
Kernel threads intentionally do CLONE_FS in order to follow any changes
that 'init' does to set up the root directory (or cwd).
It is admittedly a bit odd, but it avoids the situation where 'init'
does some extensive
From: Jean Delvare
commit 845b89127bc5458d0152a4d63f165c62a22fcb70 upstream.
By default, PCI drivers with runtime PM enabled will skip the calls
to suspend and resume on system PM. For this driver, we don't want
that, as we need to perform additional steps for system PM to work
properly on all s
From: Muchun Song
The store to req->flags and load req->work_task should not be
reordering in io_cancel_async_work(). We should make sure that
either we store REQ_F_CANCE flag to req->flags or we see the
req->work_task setted in io_sq_wq_submit_work().
Fixes: 1c4404efcf2c ("io_uring: make sure a
On Sat, 3 Oct 2020, Ujjwal Kumar wrote:
> This patch series aims at removing the dependency on execute
> bit of the scripts in the kbuild system.
>
> If not working with fresh clone of linux-next, clean the srctree:
> make distclean
> make tools/clean
>
> To test the dependency on execute bi
From: David Howells
[ Upstream commit 38b1dc47a35ba14c3f4472138ea56d014c2d609b ]
If someone calls setsockopt() twice to set a server key keyring, the first
keyring is leaked.
Fix it to return an error instead if the server key keyring is already set.
Fixes: 17926a79320a ("[AF_RXRPC]: Provide s
From: Cristian Ciocaltea
commit f5b3f433641c543ebe5171285a42aa6adcdb2d22 upstream.
When the NACK and BUS error bits are set by the hardware, the driver is
responsible for clearing them by writing "1" into the corresponding
status registers.
Hence perform the necessary operations in owl_i2c_inte
From: Nicolas Belin
commit 1334d3b4e49e35d8912a7c37ffca4c5afb9a0516 upstream.
Apparently, 15 cycles of the peripheral clock are used by the controller
for sampling and filtering. Because this was not known before, the rate
calculation is slightly off.
Clean up and fix the calculation taking thi
From: Tommi Rantala
commit 29b4f5f188571c112713c35cc87eefb46efee612 upstream.
Since glibc 2.28 when running 'perf top --stdio', input handling no
longer works, but hitting any key always just prints the "Mapped keys"
help text.
To fix it, call clearerr() in the display_thread() loop to clear an
From: Yinyin Zhu
The commit
1c4404efcf2c0> ("")
doesn't solve the resource leak problem totally! When kworker is doing a
io task for the io_uring, The process which submitted the io task has
received a SIGKILL signal from the user. Then the io_cancel_async_work
function could have sent a SIGI
This is the start of the stable review cycle for the 5.4.71 release.
There are 85 patches in this series, all will be posted as a response
to this one. If anyone has any issues with these being applied, please
let me know.
Responses should be made by Wed, 14 Oct 2020 13:26:14 +.
Anything rece
From: Muchun Song
If we queue work in io_poll_wake(), it will leads to list double
add. So we should add the list when the callback func is the
io_sq_wq_submit_work.
The following oops was seen:
list_add double add: new=9ca6a8f1b0e0, prev=9ca62001cee8,
next=9ca6a8f1b0e0.
From: Peilin Ye
commit bb0890b4cd7f8203e3aa99c6d0f062d6acdaad27 upstream.
drivers/video/console/newport_con.c is borrowing FONT_EXTRA_WORDS macros
from drivers/video/fbdev/core/fbcon.h. To keep things simple, move all
definitions into .
Since newport_con now uses four extra words, initialize th
From: Dinh Nguyen
commit 263a0269a59c0b4145829462a107fe7f7327105f upstream.
Add status = "okay" to QSPI node.
Fixes: 0cb140d07fc75 ("arm64: dts: stratix10: Add QSPI support for Stratix10")
Cc: linux-stable # >= v5.6
Signed-off-by: Dinh Nguyen
[iwamatsu: Drop arch/arm64/boot/dts/altera/socfpga
From: Hans de Goede
commit 8169bd3e6e193497cab781acddcff8fde5d0c416 upstream.
2 recent commits:
cfae58ed681c ("platform/x86: intel-vbtn: Only blacklist SW_TABLET_MODE
on the 9 / "Laptop" chasis-type")
1fac39fd0316 ("platform/x86: intel-vbtn: Also handle tablet-mode switch on
"Detachable" and "Po
From: Filipe Manana
commit 11f2069c113e02971b8db6fda62f9b9cd31a030f upstream.
For send we currently skip clone operations when the source and
destination files are the same. This is so because clone didn't support
this case in its early days, but support for it was added back in May
2013 by comm
From: Filipe Manana
commit 9722b10148504c4153a74a9c89725af271e490fc upstream.
When doing an incremental send and a file has extents shared with itself
at different file offsets, it's possible for send to emit clone operations
that will fail at the destination because the source range goes beyond
From: Greg Kurz
commit 0210a8db2aeca393fb3067e234967877e3146266 upstream.
When the IOTLB device is enabled, the vring addresses we get
from userspace are GIOVAs. It is thus wrong to pass them down
to access_ok() which only takes HVAs.
Access validation is done at prefetch time with IOTLB. Teach
From: Hans de Goede
commit d823346876a970522ff9e4d2b323c9b734dcc4de upstream.
Commit cfae58ed681c ("platform/x86: intel-vbtn: Only blacklist
SW_TABLET_MODE on the 9 / "Laptop" chasis-type") restored SW_TABLET_MODE
reporting on the HP stream x360 11 series on which it was previously broken
by com
From: Linus Torvalds
commit 4013c1496c49615d90d36b9d513eee8e369778e9 upstream.
Kernel threads intentionally do CLONE_FS in order to follow any changes
that 'init' does to set up the root directory (or cwd).
It is admittedly a bit odd, but it avoids the situation where 'init'
does some extensive
From: Coly Li
commit cf83a17edeeb36195596d2dae060a7c381db35f1 upstream.
commit a10674bf2406 ("tcp: detecting the misuse of .sendpage for Slab
objects") adds the checks for Slab pages, but the pages don't have
page_count are still missing from the check.
Network layer's sendpage method is not de
From: Coly Li
commit 7d4194abfc4de13a2663c7fee6891de8360f7a52 upstream.
Currently nvme_tcp_try_send_data() doesn't use kernel_sendpage() to
send slab pages. But for pages allocated by __get_free_pages() without
__GFP_COMP, which also have refcount as 0, they are still sent by
kernel_sendpage() t
From: Greg Kurz
commit 71878fa46c7e3b40fa7b3f1b6e4ba3f92f1ac359 upstream.
The open-coded computation of the used size doesn't take the event
into account when the VIRTIO_RING_F_EVENT_IDX feature is present.
Fix that by using vhost_get_used_size().
Fixes: 8ea8cf89e19a ("vhost: support event inde
From: Dinghao Liu
commit 4fd9ac6bd3044734a7028bd993944c3617d1eede upstream.
When devm_regulator_register() fails, ec should be
freed just like when olpc_ec_cmd() fails.
Fixes: 231c0c216172a ("Platform: OLPC: Add a regulator for the DCON")
Signed-off-by: Dinghao Liu
Signed-off-by: Andy Shevchen
From: Qu Wenruo
commit 2d974619a77f106f3d1341686dea95c0eaad601f upstream.
The old code goes:
offset = logical - em->start;
length = min_t(u64, em->len - offset, length);
Where @length calculation is dependent on offset, it can take reader
several more seconds to find it's just
From: Coly Li
commit c381b07941adc2274ce552daf86c94701c5e265a upstream.
The original problem was from nvme-over-tcp code, who mistakenly uses
kernel_sendpage() to send pages allocated by __get_free_pages() without
__GFP_COMP flag. Such pages don't have refcount (page_count is 0) on
tail pages, s
From: Hugh Dickins
commit 033b5d77551167f8c24ca862ce83d3e0745f9245 upstream.
There have been elusive reports of filemap_fault() hitting its
VM_BUG_ON_PAGE(page_to_pgoff(page) != offset, page) on kernels built
with CONFIG_READ_ONLY_THP_FOR_FS=y.
Suren has hit it on a kernel with CONFIG_READ_ONLY
From: Qu Wenruo
commit 6b7faadd985c990324b5b5bd18cc4ba5c395eb65 upstream.
[BUG]
When deleting large files (which cross block group boundary) with
discard mount option, we find some btrfs_discard_extent() calls only
trimmed part of its space, not the whole range:
btrfs_discard_extent: type=0x1
From: Tony Ambardar
commit e23bb04b0c938588eae41b7f4712b722290ed2b8 upstream.
If BTF data is missing or removed from the ELF section it is still exported
via sysfs as a zero-length file:
root@OpenWrt:/# ls -l /sys/kernel/btf/vmlinux
-r--r--r--1 rootroot0 Jul 18 02:59 /sys/kernel
From: Sylwester Dziedziuch
[ Upstream commit 75598a8fc0e0dff2aa5d46c62531b36a595f1d4f ]
When calling iavf_resume there was a crash because wrong
function was used to get iavf_adapter and net_device pointers.
Changed how iavf_resume is getting iavf_adapter and net_device
pointers from pci_dev.
F
From: Eric Dumazet
commit c7cc9200e9b4a2ac172e990ef1975cd42975dad6 upstream.
De-referencing skb after call to gro_cells_receive() is not allowed.
We need to fetch skb->len earlier.
Fixes: 5491e7c6b1a9 ("macsec: enable GRO and RPS on macsec devices")
Signed-off-by: Eric Dumazet
Cc: Paolo Abeni
From: Eric Dumazet
[ Upstream commit f32f19339596b214c208c0dba716f4b6cc4f6958 ]
syzbot managed to crash a host by creating a bond
with a GRE device.
For non Ethernet device, bonding calls bond_setup_by_slave()
instead of ether_setup(), and unfortunately dev->needed_headroom
was not copied from
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