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The serdes device_node is obtained using of_get_child_by_name(),
which increments the reference count. However, it is never put,
leading to a reference leak.
Add the missing of_node_put() calls to ensure the reference count is
properly balanced.
Fixes: 7ae14cf581f2 ("phy: ti: j721e-wiz: Implement DisplayPort mode to the wiz driver")
Suggested-by: Vladimir Oltean <olteanv@gmail.com>
Signed-off-by: Felix Gu <ustc.gu@gmail.com>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Link: https://patch.msgid.link/20260212-wiz-v2-1-6e8bd4cc7a4a@gmail.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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A disconnect status BIT of USB2 PHY need to be cleared, otherwise
it will fail to work properly during next connection when devices
connect to roothub directly.
Fixes: fe4bc1a08638 ("phy: spacemit: support K1 USB2.0 PHY controller")
Signed-off-by: Yixun Lan <dlan@kernel.org>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Link: https://patch.msgid.link/20260216152653.25244-1-dlan@kernel.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Fix a nasty copy and paste bug, where the incorrect boolean return type of
the ttm_pool_beneficial_order() helper had a consequence of avoiding
direct reclaim too eagerly for drivers which use this feature (currently
amdgpu).
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@igalia.com>
Fixes: 7e9c548d3709 ("drm/ttm: Allow drivers to specify maximum beneficial TTM pool size")
Cc: Christian König <christian.koenig@amd.com>
Cc: Thadeu Lima de Souza Cascardo <cascardo@igalia.com>
Cc: dri-devel@lists.freedesktop.org
Cc: <stable@vger.kernel.org> # v6.19+
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Tvrtko Ursulin <tursulin@ursulin.net>
Link: https://lore.kernel.org/r/20260227124901.3177-1-tvrtko.ursulin@igalia.com
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The blamed commit introduced support for specifying individual lanes as
OF nodes in the device, and these can have status = "disabled".
When that happens, for_each_available_child_of_node() skips them and
lynx_28g_probe_lane() -> devm_phy_create() is not called, so lane->phy
will be NULL. Yet it will be dereferenced in lynx_28g_cdr_lock_check(),
resulting in a crash.
This used to be well handled in v3 of that patch:
https://lore.kernel.org/linux-phy/20250926180505.760089-14-vladimir.oltean@nxp.com/
but until v5 was merged, the logic to support per-lane OF nodes was
split into a separate change, and the per-SoC compatible strings patch
was deferred to a "part 2" set. The splitting was done improperly, and
that handling of NULL lane->phy pointers was not integrated into the
proper commit.
Fixes: 7df7d58abbd6 ("phy: lynx-28g: support individual lanes as OF PHY providers")
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Link: https://patch.msgid.link/20260226182853.1103616-1-vladimir.oltean@nxp.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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Geert reports that enabling CONFIG_KUNIT_ALL_TESTS shouldn't enable
features that aren't enabled without it. That isn't what "*all* tests"
means, but as the prompt puts it, "All KUnit tests with satisfied
dependencies".
The impact is that enabling CONFIG_KUNIT_ALL_TESTS brings features which
cannot be disabled as built-in into the kernel.
Keep the pattern where consumer drivers have to "select PHY_COMMON_PROPS",
but if KUNIT_ALL_TESTS is enabled, also make PHY_COMMON_PROPS user
selectable, so it can be turned off.
Modify PHY_COMMON_PROPS_TEST to depend on PHY_COMMON_PROPS rather than
select it.
Fixes: e7556b59ba65 ("phy: add phy_get_rx_polarity() and phy_get_tx_polarity()")
Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
Closes: https://lore.kernel.org/linux-phy/CAMuHMdUBaoYKNj52gn8DQeZFZ42Cvm6xT6fvo0-_twNv1k3Jhg@mail.gmail.com/
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Link: https://patch.msgid.link/20260226153315.3530378-1-vladimir.oltean@nxp.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
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XG mobile stations have the 0x5a endpoint and has to be initialized:
add them to hid-asus.
Signed-off-by: Denis Benato <denis.benato@linux.dev>
Signed-off-by: Jiri Kosina <jkosina@suse.com>
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Use the correct kernel-doc format & notation to eliminate
kernel-doc warnings:
Warning: include/linux/platform_data/mlxreg.h:24 Enum value
'MLX_WDT_TYPE1' not described in enum 'mlxreg_wdt_type'
Warning: include/linux/platform_data/mlxreg.h:24 Enum value
'MLX_WDT_TYPE2' not described in enum 'mlxreg_wdt_type'
Warning: include/linux/platform_data/mlxreg.h:24 Enum value
'MLX_WDT_TYPE3' not described in enum 'mlxreg_wdt_type'
Warning: include/linux/platform_data/mlxreg.h:37 bad line:
PHYs ready / unready state;
Warning: include/linux/platform_data/mlxreg.h:153 struct member 'np'
not described in 'mlxreg_core_data'
Warning: include/linux/platform_data/mlxreg.h:153 struct member 'hpdev'
not described in 'mlxreg_core_data'
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Link: https://patch.msgid.link/20260226051232.549537-1-rdunlap@infradead.org
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
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Add TDP data for laptop model FA401UM.
Signed-off-by: Denis Benato <denis.benato@linux.dev>
Link: https://patch.msgid.link/20260226141944.352923-3-denis.benato@linux.dev
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
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Add TDP data for laptop model GX650RX.
Signed-off-by: Denis Benato <denis.benato@linux.dev>
Link: https://patch.msgid.link/20260226141944.352923-2-denis.benato@linux.dev
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
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Some systems have much larger amounts of enumeration attributes
than have been previously encountered. This can lead to page allocation
failures when using kcalloc(). Switch over to using kvcalloc() to
allow larger allocations.
Fixes: 6b2770bfd6f92 ("platform/x86: hp-bioscfg: enum-attributes")
Cc: stable@vger.kernel.org
Reported-by: Paul Kerry <p.kerry@sheffield.ac.uk>
Tested-by: Paul Kerry <p.kerry@sheffield.ac.uk>
Closes: https://bugs.debian.org/1127612
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Link: https://patch.msgid.link/20260225210646.59381-1-mario.limonciello@amd.com
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
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Aokzoe A2 Pro is an older device that the oxpec driver is missing the
quirk for. It has the same behavior as the AOKZOE A1 devices. Add a
quirk for it to the oxpec driver.
Signed-off-by: Antheas Kapenekakis <lkml@antheas.dev>
Link: https://patch.msgid.link/20260223183004.2696892-5-lkml@antheas.dev
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
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X1 Air is an X1 variant with a newer Intel chipset. It uses the same
registers as the X1. Add a quirk for it to the oxpec driver.
Signed-off-by: Antheas Kapenekakis <lkml@antheas.dev>
Link: https://patch.msgid.link/20260223183004.2696892-4-lkml@antheas.dev
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
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X1z is a variant of OneXPlayer X1 A with 8840U. It seems that only one
user has this one. Add a quirk for it to the oxpec driver.
Signed-off-by: Antheas Kapenekakis <lkml@antheas.dev>
Link: https://patch.msgid.link/20260223183004.2696892-3-lkml@antheas.dev
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
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OneXPlayer Apex is a new Strix Halo handheld. It uses the same registers
as the OneXPlayer Fly devices. Add a quirk for it to the oxpec driver.
Signed-off-by: Antheas Kapenekakis <lkml@antheas.dev>
Link: https://patch.msgid.link/20260223183004.2696892-2-lkml@antheas.dev
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
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The ule_mandatory_ext_handlers[] and ule_optional_ext_handlers[] tables
in handle_one_ule_extension() are declared with 255 elements (valid
indices 0-254), but the index htype is derived from network-controlled
data as (ule_sndu_type & 0x00FF), giving a range of 0-255. When
htype equals 255, an out-of-bounds read occurs on the function pointer
table, and the OOB value may be called as a function pointer.
Add a bounds check on htype against the array size before either table
is accessed. Out-of-range values now cause the SNDU to be discarded.
Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Reported-by: Ariel Silver <arielsilver77@gmail.com>
Signed-off-by: Ariel Silver <arielsilver77@gmail.com>
Cc: stable@vger.kernel.org
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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Since commit aab5c6f20023 ("gpio: set device type for GPIO chips"),
`gdev->dev.release` is unset. As a result, the reference count to
`gdev->dev` isn't dropped on the error handling paths.
Drop the reference on errors.
Also reorder the instructions to make the error handling simpler.
Now gpiochip_add_data_with_key() roughly looks like:
>>> Some memory allocation. Go to ERR ZONE 1 on errors.
>>> device_initialize().
gpiodev_release() takes over the responsibility for freeing the
resources of `gdev->dev`. The subsequent error handling paths
shouldn't go through ERR ZONE 1 again which leads to double free.
>>> Some initialization mainly on `gdev`.
>>> The rest of initialization. Go to ERR ZONE 2 on errors.
>>> Chip registration success and exit.
>>> ERR ZONE 2. gpio_device_put() and exit.
>>> ERR ZONE 1.
Cc: stable@vger.kernel.org
Fixes: aab5c6f20023 ("gpio: set device type for GPIO chips")
Reviewed-by: Linus Walleij <linusw@kernel.org>
Signed-off-by: Tzung-Bi Shih <tzungbi@kernel.org>
Link: https://patch.msgid.link/20260205092840.2574840-1-tzungbi@kernel.org
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@oss.qualcomm.com>
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There's no reason to lock the whole mm when we are doing operations on
the vma if we can help it, so to reduce contention, use the
lock_vma_under_rcu() abstraction.
Signed-off-by: Alice Ryhl <aliceryhl@google.com>
Reviewed-by: Jann Horn <jannh@google.com>
Reviewed-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Link: https://patch.msgid.link/20260218-binder-vma-rcu-v1-1-8bd45b2b1183@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Consider the following sequence of events on a death listener:
1. The remote process dies and sends a BR_DEAD_BINDER message.
2. The local process invokes the BC_CLEAR_DEATH_NOTIFICATION command.
3. The local process then invokes the BC_DEAD_BINDER_DONE.
Then, the kernel will reply to the BC_DEAD_BINDER_DONE command with a
BR_CLEAR_DEATH_NOTIFICATION_DONE reply using push_work_if_looper().
However, this can result in a deadlock if the current thread is not a
looper. This is because dead_binder_done() still holds the proc lock
during set_notification_done(), which called push_work_if_looper().
Normally, push_work_if_looper() takes the thread lock, which is fine to
take under the proc lock. But if the current thread is not a looper,
then it falls back to delivering the reply to the process work queue,
which involves taking the proc lock. Since the proc lock is already
held, this is a deadlock.
Fix this by releasing the proc lock during set_notification_done(). It
was not intentional that it was held during that function to begin with.
I don't think this ever happens in Android because BC_DEAD_BINDER_DONE
is only invoked in response to BR_DEAD_BINDER messages, and the kernel
always delivers BR_DEAD_BINDER to a looper. So there's no scenario where
Android userspace will call BC_DEAD_BINDER_DONE on a non-looper thread.
Cc: stable <stable@kernel.org>
Fixes: eafedbc7c050 ("rust_binder: add Rust Binder driver")
Reported-by: syzbot+c8287e65a57a89e7fb72@syzkaller.appspotmail.com
Tested-by: syzbot+c8287e65a57a89e7fb72@syzkaller.appspotmail.com
Signed-off-by: Alice Ryhl <aliceryhl@google.com>
Reviewed-by: Gary Guo <gary@garyguo.net>
Reviewed-by: Andreas Hindborg <a.hindborg@kernel.org>
Link: https://patch.msgid.link/20260224-binder-dead-binder-done-proc-lock-v1-1-bbe1b8a6e74a@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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When sending a transaction, its offsets array is first copied into the
target proc's vma, and then the values are read back from there. This is
normally fine because the vma is a read-only mapping, so the target
process cannot change the value under us.
However, if the target process somehow gains the ability to write to its
own vma, it could change the offset before it's read back, causing the
kernel to misinterpret what the sender meant. If the sender happens to
send a payload with a specific shape, this could in the worst case lead
to the receiver being able to privilege escalate into the sender.
The intent is that gaining the ability to change the read-only vma of
your own process should not be exploitable, so remove this TOCTOU read
even though it's unexploitable without another Binder bug.
Cc: stable <stable@kernel.org>
Fixes: eafedbc7c050 ("rust_binder: add Rust Binder driver")
Reported-by: Jann Horn <jannh@google.com>
Reviewed-by: Jann Horn <jannh@google.com>
Signed-off-by: Alice Ryhl <aliceryhl@google.com>
Acked-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Link: https://patch.msgid.link/20260218-binder-vma-check-v2-2-60f9d695a990@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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When installing missing pages (or zapping them), Rust Binder will look
up the vma in the mm by address, and then call vm_insert_page (or
zap_page_range_single). However, if the vma is closed and replaced with
a different vma at the same address, this can lead to Rust Binder
installing pages into the wrong vma.
By installing the page into a writable vma, it becomes possible to write
to your own binder pages, which are normally read-only. Although you're
not supposed to be able to write to those pages, the intent behind the
design of Rust Binder is that even if you get that ability, it should not
lead to anything bad. Unfortunately, due to another bug, that is not the
case.
To fix this, store a pointer in vm_private_data and check that the vma
returned by vma_lookup() has the right vm_ops and vm_private_data before
trying to use the vma. This should ensure that Rust Binder will refuse
to interact with any other VMA. The plan is to introduce more vma
abstractions to avoid this unsafe access to vm_ops and vm_private_data,
but for now let's start with the simplest possible fix.
C Binder performs the same check in a slightly different way: it
provides a vm_ops->close that sets a boolean to true, then checks that
boolean after calling vma_lookup(), but this is more fragile
than the solution in this patch. (We probably still want to do both, but
the vm_ops->close callback will be added later as part of the follow-up
vma API changes.)
It's still possible to remap the vma so that pages appear in the right
vma, but at the wrong offset, but this is a separate issue and will be
fixed when Rust Binder gets a vm_ops->close callback.
Cc: stable <stable@kernel.org>
Fixes: eafedbc7c050 ("rust_binder: add Rust Binder driver")
Reported-by: Jann Horn <jannh@google.com>
Reviewed-by: Jann Horn <jannh@google.com>
Signed-off-by: Alice Ryhl <aliceryhl@google.com>
Acked-by: Danilo Krummrich <dakr@kernel.org>
Acked-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Link: https://patch.msgid.link/20260218-binder-vma-check-v2-1-60f9d695a990@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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The spam detection logic in TreeRange was executed before the current
request was inserted into the tree. So the new request was not being
factored in the spam calculation. Fix this by moving the logic after
the new range has been inserted.
Also, the detection logic for ArrayRange was missing altogether which
meant large spamming transactions could get away without being detected.
Fix this by implementing an equivalent low_oneway_space() in ArrayRange.
Note that I looked into centralizing this logic in RangeAllocator but
iterating through 'state' and 'size' got a bit too complicated (for me)
and I abandoned this effort.
Cc: stable <stable@kernel.org>
Cc: Alice Ryhl <aliceryhl@google.com>
Fixes: eafedbc7c050 ("rust_binder: add Rust Binder driver")
Signed-off-by: Carlos Llamas <cmllamas@google.com>
Reviewed-by: Alice Ryhl <aliceryhl@google.com>
Link: https://patch.msgid.link/20260210232949.3770644-1-cmllamas@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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ALE table
In the current implementation, flushing multicast entries in MAC mode
incorrectly deletes entries for all ports instead of only the target port,
disrupting multicast traffic on other ports. The cause is adding multicast
entries by setting only host port bit, and not setting the MAC port bits.
Fix this by setting the MAC port's bit in the port mask while adding the
multicast entry. Also fix the flush logic to preserve the host port bit
during removal of MAC port and free ALE entries when mask contains only
host port.
Fixes: 5c50a856d550 ("drivers: net: ethernet: cpsw: add multicast address to ALE table")
Signed-off-by: Chintan Vankar <c-vankar@ti.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20260224181359.2055322-1-c-vankar@ti.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Danielle Ratson says:
====================
bridge: Check relevant options in VLAN range grouping
The br_vlan_opts_eq_range() function determines if consecutive VLANs can
be grouped together in a range for compact netlink notifications. It
currently checks state, tunnel info, and multicast router configuration,
but misses two categories of per-VLAN options that affect the output:
1. User-visible priv_flags (neigh_suppress, mcast_enabled)
2. Port multicast context options (mcast_max_groups, mcast_n_groups)
When VLANs have different settings for these options, they are incorrectly
grouped into ranges, causing netlink notifications to report only one
VLAN's settings for the entire range.
Fix by checking priv_flags equality, but only for flags that affect netlink
output (BR_VLFLAG_NEIGH_SUPPRESS_ENABLED and BR_VLFLAG_MCAST_ENABLED),
and comparing multicast context options (mcast_max_groups, mcast_n_groups).
Add a test with four test cases for each option, to ensure that VLANs with
different values are not grouped into ranges and VLANs with matching
values are properly grouped together.
====================
Link: https://patch.msgid.link/20260225143956.3995415-1-danieller@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Add a new test file bridge_vlan_dump.sh with four test cases that verify
VLANs with different per-VLAN options are not incorrectly grouped into
ranges in the dump output.
The tests verify the kernel's br_vlan_opts_eq_range() function correctly
prevents VLAN range grouping when neigh_suppress, mcast_max_groups,
mcast_n_groups, or mcast_enabled options differ.
Each test verifies that VLANs with different option values appear as
individual entries rather than ranges, and that VLANs with matching
values are properly grouped together.
Example output:
$ ./bridge_vlan_dump.sh
TEST: VLAN range grouping with neigh_suppress [ OK ]
TEST: VLAN range grouping with mcast_max_groups [ OK ]
TEST: VLAN range grouping with mcast_n_groups [ OK ]
TEST: VLAN range grouping with mcast_enabled [ OK ]
Signed-off-by: Danielle Ratson <danieller@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
Link: https://patch.msgid.link/20260225143956.3995415-3-danieller@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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The br_vlan_opts_eq_range() function determines if consecutive VLANs can
be grouped together in a range for compact netlink notifications. It
currently checks state, tunnel info, and multicast router configuration,
but misses two categories of per-VLAN options that affect the output:
1. User-visible priv_flags (neigh_suppress, mcast_enabled)
2. Port multicast context (mcast_max_groups, mcast_n_groups)
When VLANs have different settings for these options, they are incorrectly
grouped into ranges, causing netlink notifications to report only one
VLAN's settings for the entire range.
Fix by checking priv_flags equality, but only for flags that affect netlink
output (BR_VLFLAG_NEIGH_SUPPRESS_ENABLED and BR_VLFLAG_MCAST_ENABLED),
and comparing multicast context (mcast_max_groups and mcast_n_groups).
Example showing the bugs before the fix:
$ bridge vlan set vid 10 dev dummy1 neigh_suppress on
$ bridge vlan set vid 11 dev dummy1 neigh_suppress off
$ bridge -d vlan show dev dummy1
port vlan-id
dummy1 10-11
... neigh_suppress on
$ bridge vlan set vid 10 dev dummy1 mcast_max_groups 100
$ bridge vlan set vid 11 dev dummy1 mcast_max_groups 200
$ bridge -d vlan show dev dummy1
port vlan-id
dummy1 10-11
... mcast_max_groups 100
After the fix, VLANs 10 and 11 are shown as separate entries with their
correct individual settings.
Fixes: a1aee20d5db2 ("net: bridge: Add netlink knobs for number / maximum MDB entries")
Fixes: 83f6d600796c ("bridge: vlan: Allow setting VLAN neighbor suppression state")
Signed-off-by: Danielle Ratson <danieller@nvidia.com>
Reviewed-by: Ido Schimmel <idosch@nvidia.com>
Acked-by: Nikolay Aleksandrov <razor@blackwall.org>
Link: https://patch.msgid.link/20260225143956.3995415-2-danieller@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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skmsg (and probably other layers) are changing these pointers
while other cpus might read them concurrently.
Add corresponding READ_ONCE()/WRITE_ONCE() annotations
for UDP, TCP and AF_UNIX.
Fixes: 604326b41a6f ("bpf, sockmap: convert to generic sk_msg interface")
Reported-by: syzbot+87f770387a9e5dc6b79b@syzkaller.appspotmail.com
Closes: https://lore.kernel.org/netdev/699ee9fc.050a0220.1cd54b.0009.GAE@google.com/
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: John Fastabend <john.fastabend@gmail.com>
Cc: Jakub Sitnicki <jakub@cloudflare.com>
Cc: Willem de Bruijn <willemdebruijn.kernel@gmail.com>
Reviewed-by: Kuniyuki Iwashima <kuniyu@google.com>
Link: https://patch.msgid.link/20260225131547.1085509-1-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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https://git.open-mesh.org/linux-merge
Simon Wunderlich says:
====================
Here is a batman-adv bugfix:
- Avoid double-rtnl_lock ELP metric worker, by Sven Eckelmann
* tag 'batadv-net-pullrequest-20260225' of https://git.open-mesh.org/linux-merge:
batman-adv: Avoid double-rtnl_lock ELP metric worker
====================
Link: https://patch.msgid.link/20260225084614.229077-1-sw@simonwunderlich.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Offloading ETS requires computing each class' WRR weight: this is done by
averaging over the sums of quanta as 'q_sum' and 'q_psum'. Using unsigned
int, the same integer size as the individual DRR quanta, can overflow and
even cause division by zero, like it happened in the following splat:
Oops: divide error: 0000 [#1] SMP PTI
CPU: 13 UID: 0 PID: 487 Comm: tc Tainted: G E 6.19.0-virtme #45 PREEMPT(full)
Tainted: [E]=UNSIGNED_MODULE
Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
RIP: 0010:ets_offload_change+0x11f/0x290 [sch_ets]
Code: e4 45 31 ff eb 03 41 89 c7 41 89 cb 89 ce 83 f9 0f 0f 87 b7 00 00 00 45 8b 08 31 c0 45 01 cc 45 85 c9 74 09 41 6b c4 64 31 d2 <41> f7 f2 89 c2 44 29 fa 45 89 df 41 83 fb 0f 0f 87 c7 00 00 00 44
RSP: 0018:ffffd0a180d77588 EFLAGS: 00010246
RAX: 00000000ffffff38 RBX: ffff8d3d482ca000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffd0a180d77660
RBP: ffffd0a180d77690 R08: ffff8d3d482ca2d8 R09: 00000000fffffffe
R10: 0000000000000000 R11: 0000000000000000 R12: 00000000fffffffe
R13: ffff8d3d472f2000 R14: 0000000000000003 R15: 0000000000000000
FS: 00007f440b6c2740(0000) GS:ffff8d3dc9803000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000003cdd2000 CR3: 0000000007b58002 CR4: 0000000000172ef0
Call Trace:
<TASK>
ets_qdisc_change+0x870/0xf40 [sch_ets]
qdisc_create+0x12b/0x540
tc_modify_qdisc+0x6d7/0xbd0
rtnetlink_rcv_msg+0x168/0x6b0
netlink_rcv_skb+0x5c/0x110
netlink_unicast+0x1d6/0x2b0
netlink_sendmsg+0x22e/0x470
____sys_sendmsg+0x38a/0x3c0
___sys_sendmsg+0x99/0xe0
__sys_sendmsg+0x8a/0xf0
do_syscall_64+0x111/0xf80
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f440b81c77e
Code: 4d 89 d8 e8 d4 bc 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa
RSP: 002b:00007fff951e4c10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 0000000000481820 RCX: 00007f440b81c77e
RDX: 0000000000000000 RSI: 00007fff951e4cd0 RDI: 0000000000000003
RBP: 00007fff951e4c20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff951f4fa8
R13: 00000000699ddede R14: 00007f440bb01000 R15: 0000000000486980
</TASK>
Modules linked in: sch_ets(E) netdevsim(E)
---[ end trace 0000000000000000 ]---
RIP: 0010:ets_offload_change+0x11f/0x290 [sch_ets]
Code: e4 45 31 ff eb 03 41 89 c7 41 89 cb 89 ce 83 f9 0f 0f 87 b7 00 00 00 45 8b 08 31 c0 45 01 cc 45 85 c9 74 09 41 6b c4 64 31 d2 <41> f7 f2 89 c2 44 29 fa 45 89 df 41 83 fb 0f 0f 87 c7 00 00 00 44
RSP: 0018:ffffd0a180d77588 EFLAGS: 00010246
RAX: 00000000ffffff38 RBX: ffff8d3d482ca000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffd0a180d77660
RBP: ffffd0a180d77690 R08: ffff8d3d482ca2d8 R09: 00000000fffffffe
R10: 0000000000000000 R11: 0000000000000000 R12: 00000000fffffffe
R13: ffff8d3d472f2000 R14: 0000000000000003 R15: 0000000000000000
FS: 00007f440b6c2740(0000) GS:ffff8d3dc9803000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000003cdd2000 CR3: 0000000007b58002 CR4: 0000000000172ef0
Kernel panic - not syncing: Fatal exception
Kernel Offset: 0x30000000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
---[ end Kernel panic - not syncing: Fatal exception ]---
Fix this using 64-bit integers for 'q_sum' and 'q_psum'.
Cc: stable@vger.kernel.org
Fixes: d35eb52bd2ac ("net: sch_ets: Make the ETS qdisc offloadable")
Signed-off-by: Davide Caratti <dcaratti@redhat.com>
Reviewed-by: Jamal Hadi Salim <jhs@mojatatu.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
Link: https://patch.msgid.link/28504887df314588c7255e9911769c36f751edee.1771964872.git.dcaratti@redhat.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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When debug logging is enabled, cifs_set_cifscreds() logs the key
payload and exposes the plaintext username and password. Remove the
debug log to avoid exposing credentials.
Fixes: 8a8798a5ff90 ("cifs: fetch credentials out of keyring for non-krb5 auth multiuser mounts")
Cc: stable@vger.kernel.org
Acked-by: Paulo Alcantara (Red Hat) <pc@manguebit.org>
Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Signed-off-by: Steve French <stfrench@microsoft.com>
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When mounting a share with 'multichannel,max_channels=n,sec=krb5i',
the client was duplicating signing key for all secondary channels,
thus making the server fail all commands sent from secondary channels
due to bad signatures.
Every channel has its own signing key, so when establishing a new
channel with krb5 auth, make sure to use the new session key as the
derived key to generate channel's signing key in SMB2_auth_kerberos().
Repro:
$ mount.cifs //srv/share /mnt -o multichannel,max_channels=4,sec=krb5i
$ sleep 5
$ umount /mnt
$ dmesg
...
CIFS: VFS: sign fail cmd 0x5 message id 0x2
CIFS: VFS: \\srv SMB signature verification returned error = -13
CIFS: VFS: sign fail cmd 0x5 message id 0x2
CIFS: VFS: \\srv SMB signature verification returned error = -13
CIFS: VFS: sign fail cmd 0x4 message id 0x2
CIFS: VFS: \\srv SMB signature verification returned error = -13
Reported-by: Xiaoli Feng <xifeng@redhat.com>
Reviewed-by: Enzo Matsumiya <ematsumiya@suse.de>
Signed-off-by: Paulo Alcantara (Red Hat) <pc@manguebit.org>
Cc: David Howells <dhowells@redhat.com>
Cc: linux-cifs@vger.kernel.org
Cc: stable@vger.kernel.org
Signed-off-by: Steve French <stfrench@microsoft.com>
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Use atomic_t for cifs_sb_info::mnt_cifs_flags as it's currently
accessed locklessly and may be changed concurrently in mount/remount
and reconnect paths.
Signed-off-by: Paulo Alcantara (Red Hat) <pc@manguebit.org>
Reviewed-by: David Howells <dhowells@redhat.com>
Cc: linux-cifs@vger.kernel.org
Signed-off-by: Steve French <stfrench@microsoft.com>
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Pull smb server fixes from Steve French:
- auth security improvement
- fix potential buffer overflow in smbdirect negotiation
* tag 'v7.0-rc1-ksmbd-server-fixes' of git://git.samba.org/ksmbd:
ksmbd: fix signededness bug in smb_direct_prepare_negotiation()
ksmbd: Compare MACs in constant time
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ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/jic23/iio into work-linus
Jonathan writes:
IIO: 1st set of fixes for the 7.0 cycle
Usual mixed bag of ancient bugs that have been discovered and more
recent stuff.
core
- Cleanup a wait_queue if a driver is removed at exacty the wrong
moment.
adi,adf4377
- Check correct masks when waiting for reset to complete.
adi,adis
- Fix a NULL pointer dereference if ops not provided to adis_init()
bosch,bme680
- Fix typo in value used to calculate measurement wait duration.
infineon,tlv493d
- Drop incorrect shifting of some bits for x-axis
invensense,icm42600
- Fix corner case of output data rate being set to the value it already
has which resulted in waiting for ever for a flag to say the update was
completed.
- Fix a case where the buffer is turned off whilst ODR switch is in progress.
invensense,icm45600
- Interrupt 1 drive bit was inverted.
- Fix a underflow for regulator put warning if probe fails
invensense,mpu9150
- Work around a hardware quirk where reading from irq status is not sufficient
to acknowledge an interrupt.
maxim,ds4424
- Reject -128 as a possible raw value as it's out of range with the sign
/ magnitude encoding used by this chip.
microchip,mcp4131
- Shift the wiper value only once.
rohm,bh1780
- Fix a runtime reference count issue on an error path.
sensiron,sps30
- Fix two buffer size issues due to sizeof() wrong thing.
tyhx,hx9023s
- Ensure count used by __counted_by is set before accessing the buffer.
- Avoid a potential division by zero.
* tag 'iio-fixes-for-7.0a' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/jic23/iio:
iio: imu: adis: Fix NULL pointer dereference in adis_init
iio: imu: inv_icm45600: fix regulator put warning when probe fails
iio: buffer: Fix wait_queue not being removed
iio: gyro: mpu3050-core: fix pm_runtime error handling
iio: gyro: mpu3050-i2c: fix pm_runtime error handling
iio: adc: ad7768-1: Fix ERR_PTR dereference in ad7768_fill_scale_tbl
iio: chemical: sps30_serial: fix buffer size in sps30_serial_read_meas()
iio: chemical: sps30_i2c: fix buffer size in sps30_i2c_read_meas()
iio: magnetometer: tlv493d: remove erroneous shift in X-axis data
iio: proximity: hx9023s: Protect against division by zero in set_samp_freq
iio: proximity: hx9023s: fix assignment order for __counted_by
iio: chemical: bme680: Fix measurement wait duration calculation
iio: dac: ds4424: reject -128 RAW value
iio: imu: inv_icm45600: fix INT1 drive bit inverted
iio: potentiometer: mcp4131: fix double application of wiper shift
iio: imu: inv-mpu9150: fix irq ack preventing irq storms
iio: frequency: adf4377: Fix duplicated soft reset mask
iio: light: bh1780: fix PM runtime leak on error path
iio: imu: inv_icm42600: fix odr switch when turning buffer off
iio: imu: inv_icm42600: fix odr switch to the same value
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ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux into work-linus
Dinh writes:
firmware: stratix10-rsu: fix NULL pointer dereference when RSU is disabled
- Fix a kernel panic that happens in the driver when the First Stage Boot Loader
has not enabled the Remote System Update(RSU).
* tag 'stratix10_rsu_fix_for_v7.0' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux:
firmware: stratix10-rsu: Fix NULL pointer dereference when RSU is disabled
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git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
Pull misc fixes from Andrew Morton:
"12 hotfixes. 7 are cc:stable. 8 are for MM.
All are singletons - please see the changelogs for details"
* tag 'mm-hotfixes-stable-2026-02-26-14-14' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm:
MAINTAINERS: update Yosry Ahmed's email address
mailmap: add entry for Daniele Alessandrelli
mm: fix NULL NODE_DATA dereference for memoryless nodes on boot
mm/tracing: rss_stat: ensure curr is false from kthread context
mm/kfence: fix KASAN hardware tag faults during late enablement
mm/damon/core: disallow non-power of two min_region_sz
Squashfs: check metadata block offset is within range
MAINTAINERS, mailmap: update e-mail address for Vlastimil Babka
liveupdate: luo_file: remember retrieve() status
mm: thp: deny THP for files on anonymous inodes
mm: change vma_alloc_folio_noprof() macro to inline function
mm/kfence: disable KFENCE upon KASAN HW tags enablement
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https://gitlab.freedesktop.org/agd5f/linux into drm-fixes
amd-drm-fixes-7.0-2026-02-26:
amdgpu:
- UserQ fixes
- DC fix
- RAS fixes
- VCN 5 fix
- Slot reset fix
- Remove MES workaround that's no longer needed
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patch.msgid.link/20260226161330.3549393-1-alexander.deucher@amd.com
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git://git.kernel.org/pub/scm/linux/kernel/git/mszyprowski/linux
Pull dma-mapping fixes from Marek Szyprowski:
"Two DMA-mapping fixes for the recently merged API rework (Jiri Pirko
and Stian Halseth)"
* tag 'dma-mapping-7.0-2026-02-26' of git://git.kernel.org/pub/scm/linux/kernel/git/mszyprowski/linux:
sparc: Fix page alignment in dma mapping
dma-mapping: avoid random addr value print out on error path
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Commit c4f2c05ab029 ("spi: stm32: fix pointer-to-pointer variables usage")
introduced a regression since dma descriptors generated as part of the
stm32_spi_prepare_rx_dma_mdma_chaining function are not well propagated
to the caller function, leading to mdma-dma chaining being no more
functional.
Fixes: c4f2c05ab029 ("spi: stm32: fix pointer-to-pointer variables usage")
Signed-off-by: Alain Volmat <alain.volmat@foss.st.com>
Acked-by: Antonio Quartulli <antonio@mandelbit.com>
Link: https://patch.msgid.link/20260224-spi-stm32-chaining-fix-v1-1-5da7a4851b66@foss.st.com
Signed-off-by: Mark Brown <broonie@kernel.org>
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https://gitlab.freedesktop.org/drm/xe/kernel into drm-fixes
- W/a fix for multi-cast registers (Roper)
- Fix xe_sync initialization issues (Shuicheng)
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patch.msgid.link/aaBGHy_0RLGGIBP5@intel.com
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
Pull ACPI fixes from Rafael Wysocki:
"New platform quirks for two systems:
- Add a quirk for Lenovo G70-35 to save the ACPI NVS memory on system
suspend (Piotr Mazek)
- Add a DMI quirk for Acer Aspire One D255 to work around a backlight
issue by returning false to _OSI("Windows 2009") (Sofia Schneider)"
* tag 'acpi-7.0-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
ACPI: OSI: Add DMI quirk for Acer Aspire One D255
ACPI: PM: Save NVS memory on Lenovo G70-35
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When code had been changed to use for_each_set_clump8(), it mistakenly
switched from chip->nport to chip->tpin since the cy8c9540 and cy8c9560
have a 4-pin gap. This, in particular, led to the missed read of
the last bank interrupt status register and hence missing interrupts
on those pins. Restore the upper limit in for_each_set_clump8() to take
into consideration that gap.
Fixes: 83e29a7a1fdf ("pinctrl: cy8c95x0; Switch to use for_each_set_clump8()")
Cc: stable@vger.kernel.org
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Linus Walleij <linusw@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
Pull power management fixes from Rafael Wysocki:
"These fix two intel_pstate driver issues causing it to crash on sysfs
attribute accesses when some CPUs in the system are offline, finalize
changes related to turning pm_runtime_put() into a void function, and
update Daniel Lezcano's contact information:
- Fix two issues in the intel_pstate driver causing it to crash when
its sysfs interface is used on a system with some offline CPUs
(David Arcari, Srinivas Pandruvada)
- Update the last user of the pm_runtime_put() return value to
discard it and turn pm_runtime_put() into a void function (Rafael
Wysocki)
- Update Daniel Lezcano's contact information in MAINTAINERS and
.mailmap (Daniel Lezcano)"
* tag 'pm-7.0-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
MAINTAINERS: Update contact with the kernel.org address
cpufreq: intel_pstate: Fix crash during turbo disable
cpufreq: intel_pstate: Fix NULL pointer dereference in update_cpu_qos_request()
PM: runtime: Change pm_runtime_put() return type to void
pmdomain: imx: gpcv2: Discard pm_runtime_put() return value
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In nvme_fc_handle_ls_rqst_work, the lsrsp->done callback is only set when
remoteport->port_state is FC_OBJSTATE_ONLINE. Otherwise, the
nvme_fc_xmt_ls_rsp's LLDD call to lport->ops->xmt_ls_rsp is expected to
fail and the nvme-fc transport layer itself will directly call
nvme_fc_xmt_ls_rsp_free instead of relying on LLDD's done callback to free
the lsrsp resources.
Update the fcloop_t2h_xmt_ls_rsp routine to check remoteport->port_state.
If online, then lsrsp->done callback will free the lsrsp. Else, return
-ENODEV to signal the nvme-fc transport to handle freeing lsrsp.
Cc: Ewan D. Milne <emilne@redhat.com>
Tested-by: Aristeu Rozanski <aris@redhat.com>
Acked-by: Aristeu Rozanski <aris@redhat.com>
Reviewed-by: Daniel Wagner <dwagner@suse.de>
Closes: https://lore.kernel.org/linux-nvme/21255200-a271-4fa0-b099-97755c8acd4c@work/
Fixes: 10c165af35d2 ("nvmet-fcloop: call done callback even when remote port is gone")
Signed-off-by: Justin Tee <justintee8345@gmail.com>
Signed-off-by: Keith Busch <kbusch@kernel.org>
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Pull IPMI driver fixes from Corey Minyard:
"This mostly revolves around getting the driver to behave when the IPMI
device misbehaves. Past attempts have not worked very well because I
didn't have hardware I could make do this, and AI was fairly useless
for help on this.
So I modified qemu and my test suite so I could reproduce a
misbehaving IPMI device, and with that I was able to fix the issues"
* tag 'for-linus-7.0-1' of https://github.com/cminyard/linux-ipmi:
ipmi:si: Fix check for a misbehaving BMC
ipmi:msghandler: Handle error returns from the SMI sender
ipmi:si: Don't block module unload if the BMC is messed up
ipmi:si: Use a long timeout when the BMC is misbehaving
ipmi:si: Handle waiting messages when BMC failure detected
ipmi:ls2k: Make ipmi_ls2k_platform_driver static
ipmi: ipmb: initialise event handler read bytes
ipmi: Consolidate the run to completion checking for xmit msgs lock
ipmi: Fix use-after-free and list corruption on sender error
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SCX_EFLAG_INITIALIZED is the sole member of enum scx_exit_flags with no
explicit value, so the compiler assigns it 0. This makes the bitwise OR
in scx_ops_init() a no-op:
sch->exit_info->flags |= SCX_EFLAG_INITIALIZED; /* |= 0 */
As a result, BPF schedulers cannot distinguish whether ops.init()
completed successfully by inspecting exit_info->flags.
Assign the value 1LLU << 0 so the flag is actually set.
Fixes: f3aec2adce8d ("sched_ext: Add SCX_EFLAG_INITIALIZED to indicate successful ops.init()")
Signed-off-by: David Carlier <devnexen@gmail.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
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When CONFIG_DEBUG_INFO_BTF_MODULES is enabled and vmlinux is available,
Makefile.modfinal and gen-btf.sh will try to use resolve_btfids on the
module .ko. install-extmod-build currently does not package
resolve_btfids, so that step fails.
Package resolve_btfids if it may be used.
Signed-off-by: Thomas Weißschuh <thomas.weissschuh@linutronix.de>
Reviewed-by: Nicolas Schier <nsc@kernel.org>
Link: https://patch.msgid.link/20260226-kbuild-resolve_btfids-v1-1-2bf38b93dfe7@linutronix.de
[nathan: Small commit message tweaks]
Signed-off-by: Nathan Chancellor <nathan@kernel.org>
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Add a quirk for Lenovo G70-35 to save the ACPI NVS memory on system
suspend (Piotr Mazek)
* acpi-pm:
ACPI: PM: Save NVS memory on Lenovo G70-35
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Merge cpufreq and runtime PM updates for 7.0-rc2:
- Fix two issues in the intel_pstate driver causing it to crash when
its sysfs interface is used on a system with some offline CPUs (David
Arcari, Srinivas Pandruvada)
- Update the last user of the pm_runtime_put() return value to discard
it and turn pm_runtime_put() into a void function (Rafael Wysocki)
* pm-cpufreq:
cpufreq: intel_pstate: Fix crash during turbo disable
cpufreq: intel_pstate: Fix NULL pointer dereference in update_cpu_qos_request()
* pm-runtime:
PM: runtime: Change pm_runtime_put() return type to void
pmdomain: imx: gpcv2: Discard pm_runtime_put() return value
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https://gitlab.freedesktop.org/drm/misc/kernel into drm-fixes
Several fixes for:
- amdxdna: Fix for a deadlock, a NULL pointer dereference, a suspend
failure, a hang, an out-of-bounds access, a buffer overflow, input
sanitization and other minor fixes.
- dw-dp: An error handling fix
- ethosu: A binary shift overflow fix
- imx: An error handling fix
- logicvc: A dt node reference leak fix
- nouveau: A WARN_ON removal
- samsung-dsim: A memory leak fix
- sharp-memory: A NULL pointer dereference fix
- vmgfx: A reference count and error handling fix
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Maxime Ripard <mripard@redhat.com>
Link: https://patch.msgid.link/20260226-heretic-stimulating-swine-6a2f27@penduick
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https://gitlab.freedesktop.org/drm/i915/kernel into drm-fixes
- Fix #7153: Panel Replay stuck with X during mode transitions on Panther Lake
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: https://patch.msgid.link/aZ8JxQkN5oMxXsT6@jlahtine-mobl
|