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This reverts commit 786672e9e1a39a231806313e3c445c236588ceef.
[BUG]
Since commit 786672e9e1a3 ("btrfs: scrub: use larger block size for data
extent scrub"), btrfs scrub no longer reports errors if the corruption
is not in the first sector of a STRIPE_LEN.
The following script can expose the problem:
mkfs.btrfs -f $dev
mount $dev $mnt
xfs_io -f -c "pwrite -S 0xff 0 8k" $mnt/foobar
umount $mnt
# 13631488 is the logical bytenr of above 8K extent
btrfs-map-logical -l 13631488 -b 4096 $dev
mirror 1 logical 13631488 physical 13631488 device /dev/test/scratch1
# Corrupt the 2nd sector of that extent
xfs_io -f -c "pwrite -S 0x00 13635584 4k" $dev
mount $dev $mnt
btrfs scrub start -B $mnt
scrub done for 54e63f9f-0c30-4c84-a33b-5c56014629b7
Scrub started: Mon Nov 7 07:18:27 2022
Status: finished
Duration: 0:00:00
Total to scrub: 536.00MiB
Rate: 0.00B/s
Error summary: no errors found <<<
[CAUSE]
That offending commit enlarges the data extent scrub size from sector
size to BTRFS_STRIPE_LEN, to avoid extra scrub_block to be allocated.
But unfortunately the data extent scrub is still heavily relying on the
fact that there is only one scrub_sector per scrub_block.
Thus it will only check the first sector, and ignoring the remaining
sectors.
Furthermore the error reporting is not able to handle multiple sectors
either.
[FIX]
For now just revert the offending commit.
The consequence is just extra memory usage during scrub.
We will need a proper change to make the remaining data scrub path to
handle multiple sectors before we enlarging the data scrub size.
Reported-by: Li Zhang <[email protected]>
Signed-off-by: Qu Wenruo <[email protected]>
Signed-off-by: David Sterba <[email protected]>
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Add ENOMEM among the error codes that don't print stack trace on
transaction abort. We've got several reports from syzbot that detects
stacks as errors but caused by limiting memory. As this is an artificial
condition we don't need to know where exactly the error happens, the
abort and error cleanup will continue like e.g. for EIO.
As the transaction aborts code needs to be inline in a lot of code, the
implementation cases about minimal bloat. The error codes are in a
separate function and the WARN uses the condition directly. This
increases the code size by 571 bytes on release build.
Alternatives considered: add -ENOMEM among the errors, this increases
size by 2340 bytes, various attempts to combine the WARN and helper
calls, increase by 700 or more bytes.
Example syzbot reports (error -12):
- https://syzkaller.appspot.com/bug?extid=5244d35be7f589cf093e
- https://syzkaller.appspot.com/bug?extid=9c37714c07194d816417
Signed-off-by: David Sterba <[email protected]>
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The btrfs_alloc_dummy_root() uses ERR_PTR as the error return value
rather than NULL, if error happened, there will be a NULL pointer
dereference:
BUG: KASAN: null-ptr-deref in btrfs_free_dummy_root+0x21/0x50 [btrfs]
Read of size 8 at addr 000000000000002c by task insmod/258926
CPU: 2 PID: 258926 Comm: insmod Tainted: G W 6.1.0-rc2+ #5
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.14.0-1.fc33 04/01/2014
Call Trace:
<TASK>
dump_stack_lvl+0x34/0x44
kasan_report+0xb7/0x140
kasan_check_range+0x145/0x1a0
btrfs_free_dummy_root+0x21/0x50 [btrfs]
btrfs_test_free_space_cache+0x1a8c/0x1add [btrfs]
btrfs_run_sanity_tests+0x65/0x80 [btrfs]
init_btrfs_fs+0xec/0x154 [btrfs]
do_one_initcall+0x87/0x2a0
do_init_module+0xdf/0x320
load_module+0x3006/0x3390
__do_sys_finit_module+0x113/0x1b0
do_syscall_64+0x35/0x80
entry_SYSCALL_64_after_hwframe+0x46/0xb0
Fixes: aaedb55bc08f ("Btrfs: add tests for btrfs_get_extent")
CC: [email protected] # 4.9+
Reviewed-by: Anand Jain <[email protected]>
Signed-off-by: Zhang Xiaoxu <[email protected]>
Reviewed-by: David Sterba <[email protected]>
Signed-off-by: David Sterba <[email protected]>
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syzkaller found a failed assertion:
assertion failed: (args->devid != (u64)-1) || args->missing, in fs/btrfs/volumes.c:6921
This can be triggered when we set devid to (u64)-1 by ioctl. In this
case, the match of devid will be skipped and the match of device may
succeed incorrectly.
Patch 562d7b1512f7 introduced this function which is used to match device.
This function contains two matching scenarios, we can distinguish them by
checking the value of args->missing rather than check whether args->devid
and args->uuid is default value.
Reported-by: [email protected]
Fixes: 562d7b1512f7 ("btrfs: handle device lookup with btrfs_dev_lookup_args")
CC: [email protected] # 5.16+
Reviewed-by: Nikolay Borisov <[email protected]>
Signed-off-by: Liu Shixin <[email protected]>
Signed-off-by: David Sterba <[email protected]>
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The conversion looks harmless, however the addr value is updated inside
the loop with the previous vm_end, which then incorrectly leads to
for_each_vma_range() iterating over stuff outside the range we care
about. Fix this by storing the end value separately. Also fix the case
where the range doesn't intersect with any vma, or if the vma itself
doesn't extend the entire range, which must mean we have hole at the
end. Both should result in an error, as per the previous behaviour.
v2: Fix the cases where the range is empty, or if there's a hole at
the end of the range
Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/7247
Testcase: igt@gem_userptr_blits@probe
Fixes: f683b9d61319 ("i915: use the VMA iterator")
Reported-by: kernel test robot <[email protected]>
Signed-off-by: Matthew Auld <[email protected]>
Cc: Tvrtko Ursulin <[email protected]>
Cc: Matthew Wilcox (Oracle) <[email protected]>
Cc: Liam R. Howlett <[email protected]>
Cc: Vlastimil Babka <[email protected]>
Cc: Yu Zhao <[email protected]>
Reviewed-by: Liam R. Howlett <[email protected]>
Reviewed-by: Andrzej Hajda <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
(cherry picked from commit 6f7de35b50860c345babf8ed0aa0d75f9315eee4)
Signed-off-by: Tvrtko Ursulin <[email protected]>
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Currently on DG1, which does not have LLC, we hit the below
warning while rebinding an userptr invalidated object.
WARNING: CPU: 4 PID: 13008 at drivers/gpu/drm/i915/gem/i915_gem_pages.c:34 __i915_gem_object_set_pages+0x296/0x2d0 [i915]
...
RIP: 0010:__i915_gem_object_set_pages+0x296/0x2d0 [i915]
...
Call Trace:
<TASK>
i915_gem_userptr_get_pages+0x175/0x1a0 [i915]
____i915_gem_object_get_pages+0x32/0xb0 [i915]
i915_gem_object_userptr_submit_init+0x286/0x470 [i915]
eb_lookup_vmas+0x2ff/0xcf0 [i915]
? __intel_wakeref_get_first+0x55/0xb0 [i915]
i915_gem_do_execbuffer+0x785/0x21d0 [i915]
i915_gem_execbuffer2_ioctl+0xe7/0x3d0 [i915]
We shouldn't be setting the obj->cache_dirty for DGFX,
fix it.
Fixes: d70af57944a1 ("drm/i915/shmem: ensure flush during swap-in on non-LLC")
Suggested-by: Matthew Auld <[email protected]>
Reported-by: Niranjana Vishwanathapura <[email protected]>
Signed-off-by: Niranjana Vishwanathapura <[email protected]>
Acked-by: Nirmoy Das <[email protected]>
Reviewed-by: Matthew Auld <[email protected]>
Reviewed-by: Andi Shyti <[email protected]>
Signed-off-by: Andi Shyti <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
(cherry picked from commit 0aeec60c76ca2631696b4228f3fc99fe3a80013d)
Signed-off-by: Tvrtko Ursulin <[email protected]>
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Currently we are observing mouse cursor stuttering when using
xrandr --scaling=1.2x1.2. X scaling/transformation seems to be
doing fronbuffer rendering. When moving mouse cursor X seems to
perform several invalidates and only one DirtyFB. I.e. it seems
to be assuming updates are sent to panel while drawing is done.
Earlier we were disabling PSR in frontbuffer invalidate call back
(when drawing in X started). PSR was re-enabled in frontbuffer
flush callback (dirtyfb ioctl). This was working fine with X
scaling/transformation. Now we are just enabling continuous full
frame (cff) in PSR invalidate callback. Enabling cff doesn't
trigger any updates. It just configures PSR to send full frame
when updates are sent. I.e. there are no updates on screen before
PSR flush callback is made. X seems to be doing several updates
in frontbuffer before doing dirtyfb ioctl.
Fix this by sending single update on every invalidate callback.
Cc: José Roberto de Souza <[email protected]>
Cc: Ville Syrjälä <[email protected]>
Cc: Mika Kahola <[email protected]>
Fixes: 805f04d42a6b ("drm/i915/display/psr: Use continuos full frame to handle frontbuffer invalidations")
Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/6679
Signed-off-by: Jouni Högander <[email protected]>
Reported-by: Brian J. Tarricone <[email protected]>
Tested-by: Brian J. Tarricone <[email protected]>
Reviewed-by: Mika Kahola <[email protected]>
Reviewed-by: José Roberto de Souza <[email protected]>
Signed-off-by: José Roberto de Souza <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
(cherry picked from commit d755f89220a2b49bc90b7b520bb6edeb4adb5f01)
Signed-off-by: Tvrtko Ursulin <[email protected]>
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We need to iterate over the original entries here for the sg_table,
pulling out the struct page for each one, to be remapped. However
currently this incorrectly iterates over the final dma mapped entries,
which is likely just one gigantic sg entry if the iommu is enabled,
leading to us only mapping the first struct page (and any physically
contiguous pages following it), even if there is potentially lots more
data to follow.
Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/7306
Fixes: 1286ff739773 ("i915: add dmabuf/prime buffer sharing support.")
Signed-off-by: Matthew Auld <[email protected]>
Cc: Lionel Landwerlin <[email protected]>
Cc: Tvrtko Ursulin <[email protected]>
Cc: Ville Syrjälä <[email protected]>
Cc: Michael J. Ruhl <[email protected]>
Cc: <[email protected]> # v3.5+
Reviewed-by: Michael J. Ruhl <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
(cherry picked from commit 28d52f99bbca7227008cf580c9194c9b3516968e)
Signed-off-by: Tvrtko Ursulin <[email protected]>
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When introducing support for R-Car V3U, which has 8 instead of 2
channels, the ECC error bitmask was extended to take into account the
extra channels, but rcar_canfd_global_error() was not updated to act
upon the extra bits.
Replace the RCANFD_GERFL_EEF[01] macros by a new macro that takes the
channel number, fixing R-Car V3U while simplifying the code.
Fixes: 45721c406dcf50d4 ("can: rcar_canfd: Add support for r8a779a0 SoC")
Signed-off-by: Geert Uytterhoeven <[email protected]>
Reviewed-by: Biju Das <[email protected]>
Link: https://lore.kernel.org/all/4edb2ea46cc64d0532a08a924179827481e14b4f.1666951503.git.geert+renesas@glider.be
Cc: [email protected]
Signed-off-by: Marc Kleine-Budde <[email protected]>
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In commit a6d190f8c767 ("can: skb: drop tx skb if in listen only
mode") the priv->ctrlmode element is read even on virtual CAN
interfaces that do not create the struct can_priv at startup. This
out-of-bounds read may lead to CAN frame drops for virtual CAN
interfaces like vcan and vxcan.
This patch mainly reverts the original commit and adds a new helper
for CAN interface drivers that provide the required information in
struct can_priv.
Fixes: a6d190f8c767 ("can: skb: drop tx skb if in listen only mode")
Reported-by: Dariusz Stojaczyk <[email protected]>
Cc: Vincent Mailhol <[email protected]>
Cc: Max Staudt <[email protected]>
Signed-off-by: Oliver Hartkopp <[email protected]>
Acked-by: Vincent Mailhol <[email protected]>
Link: https://lore.kernel.org/all/[email protected]
Cc: [email protected] # 6.0.x
[mkl: patch pch_can, too]
Signed-off-by: Marc Kleine-Budde <[email protected]>
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The read access to struct canxl_frame::len inside of a j1939 created
skbuff revealed a missing initialization of reserved and later filled
elements in struct can_frame.
This patch initializes the 8 byte CAN header with zero.
Fixes: 9d71dd0c7009 ("can: add support of SAE J1939 protocol")
Cc: Oleksij Rempel <[email protected]>
Link: https://lore.kernel.org/linux-can/[email protected]
Reported-by: [email protected]
Signed-off-by: Oliver Hartkopp <[email protected]>
Link: https://lore.kernel.org/all/[email protected]
Cc: [email protected]
Signed-off-by: Marc Kleine-Budde <[email protected]>
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In commit 4b7fe92c0690 ("can: isotp: add local echo tx processing for
consecutive frames") the data flow for consecutive frames (CF) has been
reworked to improve the reliability of long data transfers.
This rework did not touch the transmission and the tx state changes of
single frame (SF) transfers which likely led to the WARN in the
isotp_tx_timer_handler() catching a wrong tx state. This patch makes use
of the improved frame processing for SF frames and sets the ISOTP_SENDING
state in isotp_sendmsg() within the cmpxchg() condition handling.
A review of the state machine and the timer handling additionally revealed
a missing echo timeout handling in the case of the burst mode in
isotp_rcv_echo() and removes a potential timer configuration uncertainty
in isotp_rcv_fc() when the receiver requests consecutive frames.
Fixes: 4b7fe92c0690 ("can: isotp: add local echo tx processing for consecutive frames")
Link: https://lore.kernel.org/linux-can/CAO4mrfe3dG7cMP1V5FLUkw7s+50c9vichigUMQwsxX4M=45QEw@mail.gmail.com/T/#u
Reported-by: Wei Chen <[email protected]>
Cc: [email protected] # v6.0
Signed-off-by: Oliver Hartkopp <[email protected]>
Link: https://lore.kernel.org/all/[email protected]
Signed-off-by: Marc Kleine-Budde <[email protected]>
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It causes NULL pointer dereference when testing as following:
(a) use syscall(__NR_socket, 0x10ul, 3ul, 0) to create netlink socket.
(b) use syscall(__NR_sendmsg, ...) to create bond link device and vxcan
link device, and bind vxcan device to bond device (can also use
ifenslave command to bind vxcan device to bond device).
(c) use syscall(__NR_socket, 0x1dul, 3ul, 1) to create CAN socket.
(d) use syscall(__NR_bind, ...) to bind the bond device to CAN socket.
The bond device invokes the can-raw protocol registration interface to
receive CAN packets. However, ml_priv is not allocated to the dev,
dev_rcv_lists is assigned to NULL in can_rx_register(). In this case,
it will occur the NULL pointer dereference issue.
The following is the stack information:
BUG: kernel NULL pointer dereference, address: 0000000000000008
PGD 122a4067 P4D 122a4067 PUD 1223c067 PMD 0
Oops: 0000 [#1] PREEMPT SMP
RIP: 0010:can_rx_register+0x12d/0x1e0
Call Trace:
<TASK>
raw_enable_filters+0x8d/0x120
raw_enable_allfilters+0x3b/0x130
raw_bind+0x118/0x4f0
__sys_bind+0x163/0x1a0
__x64_sys_bind+0x1e/0x30
do_syscall_64+0x35/0x80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
</TASK>
Fixes: 4e096a18867a ("net: introduce CAN specific pointer in the struct net_device")
Signed-off-by: Zhengchao Shao <[email protected]>
Reviewed-by: Marc Kleine-Budde <[email protected]>
Link: https://lore.kernel.org/all/[email protected]
Signed-off-by: Marc Kleine-Budde <[email protected]>
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In can_init(), dev_add_pack(&canxl_packet) is added but not removed in
can_exit(). It breaks the packet handler list and can make kernel
panic when can_init() is called for the second time.
| > modprobe can && rmmod can
| > rmmod xxx && modprobe can
|
| BUG: unable to handle page fault for address: fffffbfff807d7f4
| RIP: 0010:dev_add_pack+0x133/0x1f0
| Call Trace:
| <TASK>
| can_init+0xaa/0x1000 [can]
| do_one_initcall+0xd3/0x4e0
| ...
Fixes: fb08cba12b52 ("can: canxl: update CAN infrastructure for CAN XL frames")
Signed-off-by: Chen Zhongjin <[email protected]>
Acked-by: Oliver Hartkopp <[email protected]>
Link: https://lore.kernel.org/all/[email protected]
[mkl: adjust subject and commit message]
Signed-off-by: Marc Kleine-Budde <[email protected]>
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[[ NOTE: this is completely untested by the author, but included solely
because, as noted in commit df57d73276b8 ("mmc: sdhci-pci: Fix
SDHCI_RESET_ALL for CQHCI for Intel GLK-based controllers"), "other
drivers using CQHCI might benefit from a similar change, if they
also have CQHCI reset by SDHCI_RESET_ALL." We've now seen the same
bug on at least MSM, Arasan, and Intel hardware. ]]
SDHCI_RESET_ALL resets will reset the hardware CQE state, but we aren't
tracking that properly in software. When out of sync, we may trigger
various timeouts.
It's not typical to perform resets while CQE is enabled, but this may
occur in some suspend or error recovery scenarios.
Include this fix by way of the new sdhci_and_cqhci_reset() helper.
This patch depends on (and should not compile without) the patch
entitled "mmc: cqhci: Provide helper for resetting both SDHCI and
CQHCI".
Fixes: f545702b74f9 ("mmc: sdhci_am654: Add Support for Command Queuing Engine to J721E")
Signed-off-by: Brian Norris <[email protected]>
Acked-by: Adrian Hunter <[email protected]>
Cc: [email protected]
Link: https://lore.kernel.org/r/20221026124150.v4.6.I35ca9d6220ba48304438b992a76647ca8e5b126f@changeid
Signed-off-by: Ulf Hansson <[email protected]>
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[[ NOTE: this is completely untested by the author, but included solely
because, as noted in commit df57d73276b8 ("mmc: sdhci-pci: Fix
SDHCI_RESET_ALL for CQHCI for Intel GLK-based controllers"), "other
drivers using CQHCI might benefit from a similar change, if they
also have CQHCI reset by SDHCI_RESET_ALL." We've now seen the same
bug on at least MSM, Arasan, and Intel hardware. ]]
SDHCI_RESET_ALL resets will reset the hardware CQE state, but we aren't
tracking that properly in software. When out of sync, we may trigger
various timeouts.
It's not typical to perform resets while CQE is enabled, but this may
occur in some suspend or error recovery scenarios.
Include this fix by way of the new sdhci_and_cqhci_reset() helper.
This patch depends on (and should not compile without) the patch
entitled "mmc: cqhci: Provide helper for resetting both SDHCI and
CQHCI".
Fixes: 3c4019f97978 ("mmc: tegra: HW Command Queue Support for Tegra SDMMC")
Signed-off-by: Brian Norris <[email protected]>
Acked-by: Adrian Hunter <[email protected]>
Cc: [email protected]
Link: https://lore.kernel.org/r/20221026124150.v4.5.I418c9eaaf754880fcd2698113e8c3ef821a944d7@changeid
Signed-off-by: Ulf Hansson <[email protected]>
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[[ NOTE: this is completely untested by the author, but included solely
because, as noted in commit df57d73276b8 ("mmc: sdhci-pci: Fix
SDHCI_RESET_ALL for CQHCI for Intel GLK-based controllers"), "other
drivers using CQHCI might benefit from a similar change, if they
also have CQHCI reset by SDHCI_RESET_ALL." We've now seen the same
bug on at least MSM, Arasan, and Intel hardware. ]]
SDHCI_RESET_ALL resets will reset the hardware CQE state, but we aren't
tracking that properly in software. When out of sync, we may trigger
various timeouts.
It's not typical to perform resets while CQE is enabled, but this may
occur in some suspend or error recovery scenarios.
Include this fix by way of the new sdhci_and_cqhci_reset() helper.
This patch depends on (and should not compile without) the patch
entitled "mmc: cqhci: Provide helper for resetting both SDHCI and
CQHCI".
Fixes: bb6e358169bf ("mmc: sdhci-esdhc-imx: add CMDQ support")
Signed-off-by: Brian Norris <[email protected]>
Reviewed-by: Haibo Chen <[email protected]>
Acked-by: Adrian Hunter <[email protected]>
Cc: [email protected]
Link: https://lore.kernel.org/r/20221026124150.v4.4.I7d01f9ad11bacdc9213dee61b7918982aea39115@changeid
Signed-off-by: Ulf Hansson <[email protected]>
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[[ NOTE: this is completely untested by the author, but included solely
because, as noted in commit df57d73276b8 ("mmc: sdhci-pci: Fix
SDHCI_RESET_ALL for CQHCI for Intel GLK-based controllers"), "other
drivers using CQHCI might benefit from a similar change, if they
also have CQHCI reset by SDHCI_RESET_ALL." We've now seen the same
bug on at least MSM, Arasan, and Intel hardware. ]]
SDHCI_RESET_ALL resets will reset the hardware CQE state, but we aren't
tracking that properly in software. When out of sync, we may trigger
various timeouts.
It's not typical to perform resets while CQE is enabled, but this may
occur in some suspend or error recovery scenarios.
Include this fix by way of the new sdhci_and_cqhci_reset() helper.
I only patch the bcm7216 variant even though others potentially *could*
provide the 'supports-cqe' property (and thus enable CQHCI), because
d46ba2d17f90 ("mmc: sdhci-brcmstb: Add support for Command Queuing
(CQE)") and some Broadcom folks confirm that only the 7216 variant
actually supports it.
This patch depends on (and should not compile without) the patch
entitled "mmc: cqhci: Provide helper for resetting both SDHCI and
CQHCI".
Fixes: d46ba2d17f90 ("mmc: sdhci-brcmstb: Add support for Command Queuing (CQE)")
Signed-off-by: Brian Norris <[email protected]>
Reviewed-by: Florian Fainelli <[email protected]>
Acked-by: Adrian Hunter <[email protected]>
Cc: [email protected]
Link: https://lore.kernel.org/r/20221026124150.v4.3.I6a715feab6d01f760455865e968ecf0d85036018@changeid
Signed-off-by: Ulf Hansson <[email protected]>
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SDHCI_RESET_ALL resets will reset the hardware CQE state, but we aren't
tracking that properly in software. When out of sync, we may trigger
various timeouts.
It's not typical to perform resets while CQE is enabled, but one
particular case I hit commonly enough: mmc_suspend() -> mmc_power_off().
Typically we will eventually deactivate CQE (cqhci_suspend() ->
cqhci_deactivate()), but that's not guaranteed -- in particular, if
we perform a partial (e.g., interrupted) system suspend.
The same bug was already found and fixed for two other drivers, in v5.7
and v5.9:
5cf583f1fb9c ("mmc: sdhci-msm: Deactivate CQE during SDHC reset")
df57d73276b8 ("mmc: sdhci-pci: Fix SDHCI_RESET_ALL for CQHCI for Intel
GLK-based controllers")
The latter is especially prescient, saying "other drivers using CQHCI
might benefit from a similar change, if they also have CQHCI reset by
SDHCI_RESET_ALL."
So like these other patches, deactivate CQHCI when resetting the
controller. Do this via the new sdhci_and_cqhci_reset() helper.
This patch depends on (and should not compile without) the patch
entitled "mmc: cqhci: Provide helper for resetting both SDHCI and
CQHCI".
Fixes: 84362d79f436 ("mmc: sdhci-of-arasan: Add CQHCI support for arasan,sdhci-5.1")
Cc: <[email protected]>
Signed-off-by: Brian Norris <[email protected]>
Reviewed-by: Guenter Roeck <[email protected]>
Acked-by: Adrian Hunter <[email protected]>
Link: https://lore.kernel.org/r/20221026124150.v4.2.I29f6a2189e84e35ad89c1833793dca9e36c64297@changeid
Signed-off-by: Ulf Hansson <[email protected]>
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Several SDHCI drivers need to deactivate command queueing in their reset
hook (see sdhci_cqhci_reset() / sdhci-pci-core.c, for example), and
several more are coming.
Those reset implementations have some small subtleties (e.g., ordering
of initialization of SDHCI vs. CQHCI might leave us resetting with a
NULL ->cqe_private), and are often identical across different host
drivers.
We also don't want to force a dependency between SDHCI and CQHCI, or
vice versa; non-SDHCI drivers use CQHCI, and SDHCI drivers might support
command queueing through some other means.
So, implement a small helper, to avoid repeating the same mistakes in
different drivers. Simply stick it in a header, because it's so small it
doesn't deserve its own module right now, and inlining to each driver is
pretty reasonable.
This is marked for -stable, as it is an important prerequisite patch for
several SDHCI controller bugfixes that follow.
Cc: <[email protected]>
Signed-off-by: Brian Norris <[email protected]>
Acked-by: Adrian Hunter <[email protected]>
Reviewed-by: Florian Fainelli <[email protected]>
Link: https://lore.kernel.org/r/20221026124150.v4.1.Ie85faa09432bfe1b0890d8c24ff95e17f3097317@changeid
Signed-off-by: Ulf Hansson <[email protected]>
|
|
When copying a `struct ifaddrlblmsg` to the network, __ifal_reserved
remained uninitialized, resulting in a 1-byte infoleak:
BUG: KMSAN: kernel-network-infoleak in __netdev_start_xmit ./include/linux/netdevice.h:4841
__netdev_start_xmit ./include/linux/netdevice.h:4841
netdev_start_xmit ./include/linux/netdevice.h:4857
xmit_one net/core/dev.c:3590
dev_hard_start_xmit+0x1dc/0x800 net/core/dev.c:3606
__dev_queue_xmit+0x17e8/0x4350 net/core/dev.c:4256
dev_queue_xmit ./include/linux/netdevice.h:3009
__netlink_deliver_tap_skb net/netlink/af_netlink.c:307
__netlink_deliver_tap+0x728/0xad0 net/netlink/af_netlink.c:325
netlink_deliver_tap net/netlink/af_netlink.c:338
__netlink_sendskb net/netlink/af_netlink.c:1263
netlink_sendskb+0x1d9/0x200 net/netlink/af_netlink.c:1272
netlink_unicast+0x56d/0xf50 net/netlink/af_netlink.c:1360
nlmsg_unicast ./include/net/netlink.h:1061
rtnl_unicast+0x5a/0x80 net/core/rtnetlink.c:758
ip6addrlbl_get+0xfad/0x10f0 net/ipv6/addrlabel.c:628
rtnetlink_rcv_msg+0xb33/0x1570 net/core/rtnetlink.c:6082
...
Uninit was created at:
slab_post_alloc_hook+0x118/0xb00 mm/slab.h:742
slab_alloc_node mm/slub.c:3398
__kmem_cache_alloc_node+0x4f2/0x930 mm/slub.c:3437
__do_kmalloc_node mm/slab_common.c:954
__kmalloc_node_track_caller+0x117/0x3d0 mm/slab_common.c:975
kmalloc_reserve net/core/skbuff.c:437
__alloc_skb+0x27a/0xab0 net/core/skbuff.c:509
alloc_skb ./include/linux/skbuff.h:1267
nlmsg_new ./include/net/netlink.h:964
ip6addrlbl_get+0x490/0x10f0 net/ipv6/addrlabel.c:608
rtnetlink_rcv_msg+0xb33/0x1570 net/core/rtnetlink.c:6082
netlink_rcv_skb+0x299/0x550 net/netlink/af_netlink.c:2540
rtnetlink_rcv+0x26/0x30 net/core/rtnetlink.c:6109
netlink_unicast_kernel net/netlink/af_netlink.c:1319
netlink_unicast+0x9ab/0xf50 net/netlink/af_netlink.c:1345
netlink_sendmsg+0xebc/0x10f0 net/netlink/af_netlink.c:1921
...
This patch ensures that the reserved field is always initialized.
Reported-by: syzbot+3553517af6020c4f2813f1003fe76ef3cbffe98d@syzkaller.appspotmail.com
Fixes: 2a8cc6c89039 ("[IPV6] ADDRCONF: Support RFC3484 configurable address selection policy table.")
Signed-off-by: Alexander Potapenko <[email protected]>
Reviewed-by: David Ahern <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
|
|
We have accessing P2SB from a very few places for quite known hardware.
When a new SoC appears in intel-family.h it's not obvious that it needs
to be added to p2sb.c as well. Instead, provide default BDF and refactor
p2sb_get_devfn() to always succeed. If in the future we would need to
exclude something, we may add a list of unsupported IDs.
Without this change the iTCO on Intel Comet Lake SoCs became unavailable:
i801_smbus 0000:00:1f.4: failed to create iTCO device
Fixes: 5c7b9167ddf8 ("i2c: i801: convert to use common P2SB accessor")
Reported-and-tested-by: Jarkko Nikula <[email protected]>
Signed-off-by: Andy Shevchenko <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Reviewed-by: Hans de Goede <[email protected]>
Signed-off-by: Hans de Goede <[email protected]>
|
|
Add INTC1076 (JasonLake), INTC1077 (MeteorLake) and INTC1078 (RaptorLake)
devices IDs.
Signed-off-by: Ivan Hu <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Reviewed-by: Hans de Goede <[email protected]>
Signed-off-by: Hans de Goede <[email protected]>
|
|
On Sapphire Rapids, due to a hardware issue affecting the PUNIT telemetry
region, reads that are not done in QWORD quantities and alignment may
return incorrect data. Use a custom 64-bit copy for this region.
Signed-off-by: David E. Box <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Reviewed-by: Hans de Goede <[email protected]>
Signed-off-by: Hans de Goede <[email protected]>
|
|
After upgrading BIOS to U82 01.02.01 Rev.A, the console is flooded
strange char "^@" which printed out every second and makes login
nearly impossible. Also the below messages were shown both in console
and journal/dmesg every second:
usb 1-3: Device not responding to setup address.
usb 1-3: device not accepting address 4, error -71
usb 1-3: device descriptor read/all, error -71
usb usb1-port3: unable to enumerate USB device
Wifi is soft blocked by checking rfkill. When unblocked manually,
after few seconds it would be soft blocked again. So I was suspecting
something triggered rfkill to soft block wifi. At the end it was
fixed by removing hp_wmi module.
The root cause is the way hp-wmi driver handles command 1B on
post-2009 BIOS. In pre-2009 BIOS, command 1Bh return 0x4 to indicate
that BIOS no longer controls the power for the wireless devices.
Signed-off-by: Jorge Lopez <[email protected]>
Link: https://bugzilla.kernel.org/show_bug.cgi?id=216468
Reviewed-by: Mario Limonciello <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Cc: [email protected]
Reviewed-by: Hans de Goede <[email protected]>
Signed-off-by: Hans de Goede <[email protected]>
|
|
Add touchscreen info for the RCA Cambio W101 v2 2-in-1.
Link: https://github.com/onitake/gsl-firmware/discussions/193
Signed-off-by: Hans de Goede <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
|
|
Ideapads for "Lenovo Yoga 3 Pro 1370" and "ZhaoYang K4e-IML" do not
use EC to switch touchpad.
Reading VPCCMD_R_TOUCHPAD will return zero thus touchpad may be blocked
unexpectedly.
Signed-off-by: Manyi Li <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Reviewed-by: Hans de Goede <[email protected]>
Signed-off-by: Hans de Goede <[email protected]>
|
|
The Dell G15 5515 has the WMI interface (and WMI call returns) expected
by the nvidia-wmi-ec-backlight interface. But the backlight class device
registered by the nvidia-wmi-ec-backlight driver does not actually work.
The amdgpu_bl0 native GPU backlight class device does actually work,
add a backlight=native DMI quirk for this.
Reported-by: Iris <[email protected]>
Reviewed-by: Daniel Dadap <[email protected]>
Signed-off-by: Hans de Goede <[email protected]>
---
Changes in v2:
- Add a comment that this needs to be revisited when dynamic-mux
support gets added (suggested by: Daniel Dadap)
|
|
Testing has shown that there are quite a few laptop models which rely
on native backlight control and which do not support ACPI video bus
backlight control, causing __acpi_video_get_backlight_type() to return
vendor. Known Windows laptop models affected by this are:
Acer Aspire 1640
HP Compaq nc6120
IBM ThinkPad X40
System76 Starling Star1
and the following MacBook models are affected too:
Apple MacBook 2.1
Apple MacBook 4.1
Apple MacBook Pro 7.1
the list of affected Windows laptop models is likely just the top of
the iceberg. So for now lets undo the change to not register native
backlight class devices when __acpi_video_get_backlight_type() != native.
Since as part of the backlight-detect refactor the detection code now
relies on the GPU drivers calling acpi_video_backlight_use_native() to
learn that native backlight support is available we cannot just remove
the acpi_video_backlight_use_native() calls from the GPU drivers.
Instead modify acpi_video_backlight_use_native() to always return true
for now. This is meant as a temporary work-around, which will be removed
again when the heuristics from __acpi_video_get_backlight_type() have
been improved so that they will return native on affected models.
Reported-by: Matthew Garrett <[email protected]>
Reported-by: John Warriner <[email protected]>
Reported-by: Scott Ostrander <[email protected]>
Reported-by: Matthias Rampke <[email protected]>
Reported-by: Milan Hodoscek <[email protected]>
Signed-off-by: Hans de Goede <[email protected]>
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|
If setsockopt with option name of TCP_REPAIR_OPTIONS and opt_code
of TCPOPT_SACK_PERM is called to enable sack after data is sent
and dupacks are received , it will trigger a warning in function
tcp_verify_left_out() as follows:
============================================
WARNING: CPU: 8 PID: 0 at net/ipv4/tcp_input.c:2132
tcp_timeout_mark_lost+0x154/0x160
tcp_enter_loss+0x2b/0x290
tcp_retransmit_timer+0x50b/0x640
tcp_write_timer_handler+0x1c8/0x340
tcp_write_timer+0xe5/0x140
call_timer_fn+0x3a/0x1b0
__run_timers.part.0+0x1bf/0x2d0
run_timer_softirq+0x43/0xb0
__do_softirq+0xfd/0x373
__irq_exit_rcu+0xf6/0x140
The warning is caused in the following steps:
1. a socket named socketA is created
2. socketA enters repair mode without build a connection
3. socketA calls connect() and its state is changed to TCP_ESTABLISHED
directly
4. socketA leaves repair mode
5. socketA calls sendmsg() to send data, packets_out and sack_outs(dup
ack receives) increase
6. socketA enters repair mode again
7. socketA calls setsockopt with TCPOPT_SACK_PERM to enable sack
8. retransmit timer expires, it calls tcp_timeout_mark_lost(), lost_out
increases
9. sack_outs + lost_out > packets_out triggers since lost_out and
sack_outs increase repeatly
In function tcp_timeout_mark_lost(), tp->sacked_out will be cleared if
Step7 not happen and the warning will not be triggered. As suggested by
Denis and Eric, TCP_REPAIR_OPTIONS should be prohibited if data was
already sent.
socket-tcp tests in CRIU has been tested as follows:
$ sudo ./test/zdtm.py run -t zdtm/static/socket-tcp* --keep-going \
--ignore-taint
socket-tcp* represent all socket-tcp tests in test/zdtm/static/.
Fixes: b139ba4e90dc ("tcp: Repair connection-time negotiated parameters")
Signed-off-by: Lu Wei <[email protected]>
Reviewed-by: Eric Dumazet <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
|
|
A problem about modprobe vc4 failed is triggered with the following log
given:
[ 420.327987] Error: Driver 'vc4_hvs' is already registered, aborting...
[ 420.333904] failed to register platform driver vc4_hvs_driver [vc4]: -16
modprobe: ERROR: could not insert 'vc4': Device or resource busy
The reason is that vc4_drm_register() returns platform_driver_register()
directly without checking its return value, if platform_driver_register()
fails, it returns without unregistering all the vc4 drivers, resulting the
vc4 can never be installed later.
A simple call graph is shown as below:
vc4_drm_register()
platform_register_drivers() # all vc4 drivers are registered
platform_driver_register()
driver_register()
bus_add_driver()
priv = kzalloc(...) # OOM happened
# return without unregister drivers
Fixing this problem by checking the return value of
platform_driver_register() and do platform_unregister_drivers() if
error happened.
Fixes: c8b75bca92cb ("drm/vc4: Add KMS support for Raspberry Pi.")
Signed-off-by: Yuan Can <[email protected]>
Signed-off-by: Maxime Ripard <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
|
|
These WWAN network interface operations (create/delete/open/close)
are already protected by RTNL lock, i.e., wwan_ops.newlink(),
wwan_ops.dellink(), net_device_ops.ndo_open() and
net_device.ndo_stop() are called with RTNL lock held.
Therefore, this patch removes the unnecessary if_mutex.
Signed-off-by: Zhaoping Shu <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
|
|
MHI driver registers network device without setting the
needs_free_netdev flag, and does NOT call free_netdev() when
unregisters network device, which causes a memory leak.
This patch sets needs_free_netdev to true when registers
network device, which makes netdev subsystem call free_netdev()
automatically after unregister_netdevice().
Fixes: aa730a9905b7 ("net: wwan: Add MHI MBIM network driver")
Signed-off-by: HW He <[email protected]>
Signed-off-by: Zhaoping Shu <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
|
|
IOSM driver registers network device without setting the
needs_free_netdev flag, and does NOT call free_netdev() when
unregisters network device, which causes a memory leak.
This patch sets needs_free_netdev to true when registers
network device, which makes netdev subsystem call free_netdev()
automatically after unregister_netdevice().
Fixes: 2a54f2c77934 ("net: iosm: net driver")
Signed-off-by: HW He <[email protected]>
Reviewed-by: Loic Poulain <[email protected]>
Signed-off-by: Zhaoping Shu <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
|
|
When following tests are performed, it will cause dev reference counting
leakage.
a)ip link add bond2 type bond mode balance-rr
b)ip link set bond2 up
c)ifenslave -f bond2 rose1
d)ip link del bond2
When new bond device is created, the default type of the bond device is
ether. And the bond device is up, bpq_device_event() receives the message
and creates a new bpq device. In this case, the reference count value of
dev is hold once. But after "ifenslave -f bond2 rose1" command is
executed, the type of the bond device is changed to rose. When the bond
device is unregistered, bpq_device_event() will not put the dev reference
count.
Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: Zhengchao Shao <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
|
|
lapbeth_device_event()
When following tests are performed, it will cause dev reference counting
leakage.
a)ip link add bond2 type bond mode balance-rr
b)ip link set bond2 up
c)ifenslave -f bond2 rose1
d)ip link del bond2
When new bond device is created, the default type of the bond device is
ether. And the bond device is up, lapbeth_device_event() receives the
message and creates a new lapbeth device. In this case, the reference
count value of dev is hold once. But after "ifenslave -f bond2 rose1"
command is executed, the type of the bond device is changed to rose. When
the bond device is unregistered, lapbeth_device_event() will not put the
dev reference count.
Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: Zhengchao Shao <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
|
|
The 'kzdev' field of struct 'zpci_aift' is an array of pointers to
'kvm_zdev' structs. Allocate the proper size accordingly.
Reported by Coccinelle:
WARNING: Use correct pointer type argument for sizeof
Fixes: 98b1d33dac5f ("KVM: s390: pci: do initial setup for AEN interpretation")
Signed-off-by: Rafael Mendonca <[email protected]>
Reviewed-by: Christian Borntraeger <[email protected]>
Reviewed-by: Matthew Rosato <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Message-Id: <[email protected]>
Signed-off-by: Janosch Frank <[email protected]>
|
|
When running under PV, the guest's TOD clock is under control of the
ultravisor and the hypervisor isn't allowed to change it. Hence, don't
allow userspace to change the guest's TOD clock by returning
-EOPNOTSUPP.
When userspace changes the guest's TOD clock, KVM updates its
kvm.arch.epoch field and, in addition, the epoch field in all state
descriptions of all VCPUs.
But, under PV, the ultravisor will ignore the epoch field in the state
description and simply overwrite it on next SIE exit with the actual
guest epoch. This leads to KVM having an incorrect view of the guest's
TOD clock: it has updated its internal kvm.arch.epoch field, but the
ultravisor ignores the field in the state description.
Whenever a guest is now waiting for a clock comparator, KVM will
incorrectly calculate the time when the guest should wake up, possibly
causing the guest to sleep for much longer than expected.
With this change, kvm_s390_set_tod() will now take the kvm->lock to be
able to call kvm_s390_pv_is_protected(). Since kvm_s390_set_tod_clock()
also takes kvm->lock, use __kvm_s390_set_tod_clock() instead.
The function kvm_s390_set_tod_clock is now unused, hence remove it.
Update the documentation to indicate the TOD clock attr calls can now
return -EOPNOTSUPP.
Fixes: 0f3035047140 ("KVM: s390: protvirt: Do only reset registers that are accessible")
Reported-by: Marc Hartmayer <[email protected]>
Signed-off-by: Nico Boehr <[email protected]>
Reviewed-by: Claudio Imbrenda <[email protected]>
Reviewed-by: Janosch Frank <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Message-Id: <[email protected]>
Signed-off-by: Janosch Frank <[email protected]>
|
|
2 improvements for the Chromebook handling in
acpi_video_get_backlight_type():
1. Also check for the "GOOG000C" ACPI HID used on some models
2. Move the Chromebook check to above the ACPI-video check normally
Chromebooks don't have ACPI video backlight support, but when
flashed with upstream coreboot builds they may have ACPI video
backlight support, but native should still be used/preferred then.
Suggested-by: Mr. Chromebox <[email protected]>
Signed-off-by: Hans de Goede <[email protected]>
|
|
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl
Pull cxl fixes from Dan Williams:
"Several fixes for CXL region creation crashes, leaks and failures.
This is mainly fallout from the original implementation of dynamic CXL
region creation (instantiate new physical memory pools) that arrived
in v6.0-rc1.
Given the theme of "failures in the presence of pass-through decoders"
this also includes new regression test infrastructure for that case.
Summary:
- Fix region creation crash with pass-through decoders
- Fix region creation crash when no decoder allocation fails
- Fix region creation crash when scanning regions to enforce the
increasing physical address order constraint that CXL mandates
- Fix a memory leak for cxl_pmem_region objects, track 1:N instead of
1:1 memory-device-to-region associations.
- Fix a memory leak for cxl_region objects when regions with active
targets are deleted
- Fix assignment of NUMA nodes to CXL regions by CFMWS (CXL Window)
emulated proximity domains.
- Fix region creation failure for switch attached devices downstream
of a single-port host-bridge
- Fix false positive memory leak of cxl_region objects by recycling
recently used region ids rather than freeing them
- Add regression test infrastructure for a pass-through decoder
configuration
- Fix some mailbox payload handling corner cases"
* tag 'cxl-fixes-for-6.1-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl:
cxl/region: Recycle region ids
cxl/region: Fix 'distance' calculation with passthrough ports
tools/testing/cxl: Add a single-port host-bridge regression config
tools/testing/cxl: Fix some error exits
cxl/pmem: Fix cxl_pmem_region and cxl_memdev leak
cxl/region: Fix cxl_region leak, cleanup targets at region delete
cxl/region: Fix region HPA ordering validation
cxl/pmem: Use size_add() against integer overflow
cxl/region: Fix decoder allocation crash
ACPI: NUMA: Add CXL CFMWS 'nodes' to the possible nodes set
cxl/pmem: Fix failure to account for 8 byte header for writes to the device LSA.
cxl/region: Fix null pointer dereference due to pass through decoder commit
cxl/mbox: Add a check on input payload size
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging
Pull hwmon fixes from Guenter Roeck:
"Fix two regressions:
- Commit 54cc3dbfc10d ("hwmon: (pmbus) Add regulator supply into
macro") resulted in regulator undercount when disabling regulators.
Revert it.
- The thermal subsystem rework caused the scmi driver to no longer
register with the thermal subsystem because index values no longer
match. To fix the problem, the scmi driver now directly registers
with the thermal subsystem, no longer through the hwmon core"
* tag 'hwmon-for-v6.1-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging:
Revert "hwmon: (pmbus) Add regulator supply into macro"
hwmon: (scmi) Register explicitly with Thermal Framework
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf fixes from Borislav Petkov:
- Add Cooper Lake's stepping to the PEBS guest/host events isolation
fixed microcode revisions checking quirk
- Update Icelake and Sapphire Rapids events constraints
- Use the standard energy unit for Sapphire Rapids in RAPL
- Fix the hw_breakpoint test to fail more graciously on !SMP configs
* tag 'perf_urgent_for_v6.1_rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
perf/x86/intel: Add Cooper Lake stepping to isolation_ucodes[]
perf/x86/intel: Fix pebs event constraints for SPR
perf/x86/intel: Fix pebs event constraints for ICL
perf/x86/rapl: Use standard Energy Unit for SPR Dram RAPL domain
perf/hw_breakpoint: test: Skip the test if dependencies unmet
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Borislav Petkov:
- Add new Intel CPU models
- Enforce that TDX guests are successfully loaded only on TDX hardware
where virtualization exception (#VE) delivery on kernel memory is
disabled because handling those in all possible cases is "essentially
impossible"
- Add the proper include to the syscall wrappers so that BTF can see
the real pt_regs definition and not only the forward declaration
* tag 'x86_urgent_for_v6.1_rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/cpu: Add several Intel server CPU model numbers
x86/tdx: Panic on bad configs that #VE on "private" memory access
x86/tdx: Prepare for using "INFO" call for a second purpose
x86/syscall: Include asm/ptrace.h in syscall_wrapper header
|
|
git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
Pull Kbuild fixes from Masahiro Yamada:
- Use POSIX-compatible grep options
- Document git-related tips for reproducible builds
- Fix a typo in the modpost rule
- Suppress SIGPIPE error message from gcc-ar and llvm-ar
- Fix segmentation fault in the menuconfig search
* tag 'kbuild-fixes-v6.1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild:
kconfig: fix segmentation fault in menuconfig search
kbuild: fix SIGPIPE error message for AR=gcc-ar and AR=llvm-ar
kbuild: fix typo in modpost
Documentation: kbuild: Add description of git for reproducible builds
kbuild: use POSIX-compatible grep option
|
|
The "caller" argument was accidentally being ignored in a few places
that were recently refactored. Restore these "caller" arguments, instead
of _RET_IP_.
Fixes: 11e9734bcb6a ("mm/slab_common: unify NUMA and UMA version of tracepoints")
Cc: Hyeonggon Yoo <[email protected]>
Cc: Vlastimil Babka <[email protected]>
Cc: Christoph Lameter <[email protected]>
Cc: Pekka Enberg <[email protected]>
Cc: David Rientjes <[email protected]>
Cc: Joonsoo Kim <[email protected]>
Cc: Andrew Morton <[email protected]>
Cc: Roman Gushchin <[email protected]>
Cc: [email protected]
Signed-off-by: Kees Cook <[email protected]>
Acked-by: Hyeonggon Yoo <[email protected]>
Signed-off-by: Vlastimil Babka <[email protected]>
|
|
Just a basic s/thig/this swap, fixing up a typo introduced by a commit
added in the 6.1 release.
Fixes: 9cda70f622cd ("io_uring: introduce fixed buffer support for io_uring_cmd")
Signed-off-by: Jens Axboe <[email protected]>
|
|
Pull kvm fixes from Paolo Bonzini:
"ARM:
- Fix the pKVM stage-1 walker erronously using the stage-2 accessor
- Correctly convert vcpu->kvm to a hyp pointer when generating an
exception in a nVHE+MTE configuration
- Check that KVM_CAP_DIRTY_LOG_* are valid before enabling them
- Fix SMPRI_EL1/TPIDR2_EL0 trapping on VHE
- Document the boot requirements for FGT when entering the kernel at
EL1
x86:
- Use SRCU to protect zap in __kvm_set_or_clear_apicv_inhibit()
- Make argument order consistent for kvcalloc()
- Userspace API fixes for DEBUGCTL and LBRs"
* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
KVM: x86: Fix a typo about the usage of kvcalloc()
KVM: x86: Use SRCU to protect zap in __kvm_set_or_clear_apicv_inhibit()
KVM: VMX: Ignore guest CPUID for host userspace writes to DEBUGCTL
KVM: VMX: Fold vmx_supported_debugctl() into vcpu_supported_debugctl()
KVM: VMX: Advertise PMU LBRs if and only if perf supports LBRs
arm64: booting: Document our requirements for fine grained traps with SME
KVM: arm64: Fix SMPRI_EL1/TPIDR2_EL0 trapping on VHE
KVM: Check KVM_CAP_DIRTY_LOG_{RING, RING_ACQ_REL} prior to enabling them
KVM: arm64: Fix bad dereference on MTE-enabled systems
KVM: arm64: Use correct accessor to parse stage-1 PTEs
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git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip
Pull xen fixes from Juergen Gross:
"One fix for silencing a smatch warning, and a small cleanup patch"
* tag 'for-linus-6.1-rc4-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
x86/xen: simplify sysenter and syscall setup
x86/xen: silence smatch warning in pmu_msr_chk_emulated()
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git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4
Pull ext4 fixes from Ted Ts'o:
"Fix a number of bugs, including some regressions, the most serious of
which was one which would cause online resizes to fail with file
systems with metadata checksums enabled.
Also fix a warning caused by the newly added fortify string checker,
plus some bugs that were found using fuzzed file systems"
* tag 'ext4_for_linus_stable' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4:
ext4: fix fortify warning in fs/ext4/fast_commit.c:1551
ext4: fix wrong return err in ext4_load_and_init_journal()
ext4: fix warning in 'ext4_da_release_space'
ext4: fix BUG_ON() when directory entry has invalid rec_len
ext4: update the backup superblock's at the end of the online resize
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