From: Christophe Leroy
commit 9d6d712fbf7766f21c838940eebcd7b4d476c5e6 upstream.
When KASAN is selected, the definitive hash table has to be
set up later, but there is already an early temporary one.
When KASAN is not selected, there is no early hash table,
so the setup of the definitive hash t
From: Vasily Gorbik
commit f3122a79a1b0a113d3aea748e0ec26f2cb2889de upstream.
arch_update_cpu_topology is first called from:
kernel_init_freeable->sched_init_smp->sched_init_domains
even before cpus has been registered in:
kernel_init_freeable->do_one_initcall->s390_smp_init
Do not trigger kob
From: Oleksandr Suvorov
commit cfc8f568aada98f9608a0a62511ca18d647613e2 upstream.
Prepare to use SND_SOC_DAPM_PRE_POST_PMU definition to
reduce coming code size and make it more readable.
Cc: sta...@vger.kernel.org
Signed-off-by: Oleksandr Suvorov
Reviewed-by: Marcel Ziswiler
Reviewed-by: Igo
From: Gautham R. Shenoy
commit c784be435d5dae28d3b03db31753dd7a18733f0c upstream.
The calls to arch_add_memory()/arch_remove_memory() are always made
with the read-side cpu_hotplug_lock acquired via memory_hotplug_begin().
On pSeries, arch_add_memory()/arch_remove_memory() eventually call
resize
From: Thomas Huth
commit a13b03bbb4575b350b46090af4dfd30e735aaed1 upstream.
If the KVM_S390_MEM_OP ioctl is called with an access register >= 16,
then there is certainly a bug in the calling userspace application.
We check for wrong access registers, but only if the vCPU was already
in the acces
From: Christophe Leroy
commit 415480dce2ef03bb8335deebd2f402f475443ce0 upstream.
If a page is already mapped RW without the DIRTY flag, the DIRTY
flag is never set and a TLB store miss exception is taken forever.
This is easily reproduced with the following app:
void main(void)
{
volat
This is the start of the stable review cycle for the 5.3.6 release.
There are 148 patches in this series, all will be posted as a response
to this one. If anyone has any issues with these being applied, please
let me know.
Responses should be made by Sat 12 Oct 2019 08:29:51 AM UTC.
Anything rece
From: Heiko Carstens
commit b1c41ac3ce569b04644bb1e3fd28926604637da3 upstream.
The inline assembly constraints of __insn32_query() tell the compiler
that only the first byte of "query" is being written to. Intended was
probably that 32 bytes are written to.
Fix and simplify the code and just us
From: Stefan Haberland
commit 964ce509e2ded52c1a61ad86044cc4d70abd9eb8 upstream.
This reverts commit 7e64db1597fe114b83fe17d0ba96c6aa5fca419a.
The thin provisioning feature introduces an IOCTL and the discard support
to allow userspace tools and filesystems to release unused and previously
allo
From: Wei Yongjun
commit c552ffb5c93d9d65aaf34f5f001c4e7e8484ced1 upstream.
When using single_open() for opening, single_release() should be
used instead of seq_release(), otherwise there is a memory leak.
Fixes: 09ae5d37e093 ("crypto: zip - Add Compression/Decompression statistics")
Cc:
Signe
From: Jon Derrick
commit a1a30170138c9c5157bd514ccd4d76b47060f29b upstream.
The shadow offset scratchpad was moved to 0x2000-0x2010. Update the
location to get the correct shadow offset.
Fixes: 6788958e4f3c ("PCI: vmd: Assign membar addresses from shadow registers")
Signed-off-by: Jon Derrick
On (10/10/19 10:21), Petr Mladek wrote:
[..]
> > > Considering that console.write is called from essentially arbitrary code
> > > path IIUC then all the locks used in this path should be pretty much
> > > tail locks or console internal ones without external dependencies.
> >
> > That's a good expe
From: Vasily Gorbik
commit ea298e6ee8b34b3ed4366be7eb799d0650ebe555 upstream.
Fix the following kasan finding:
BUG: KASAN: global-out-of-bounds in ccwgroup_create_dev+0x850/0x1140
Read of size 1 at addr by task systemd-udevd.r/561
CPU: 30 PID: 561 Comm: systemd-udevd.r Tainted:
From: Jan Höppner
commit dd45483981ac62f432e073fea6e5e11200b9070d upstream.
It is possible that the CCW commands for reading volume and extent pool
information are not supported, either by the storage server (for
dedicated DASDs) or by z/VM (for virtual devices, such as MDISKs).
As a command re
From: Dexuan Cui
commit 533ca1feed98b0bf024779a14760694c7cb4d431 upstream.
The slot must be removed before the pci_dev is removed, otherwise a panic
can happen due to use-after-free.
Fixes: 15becc2b56c6 ("PCI: hv: Add hv_pci_remove_slots() when we unload the
driver")
Signed-off-by: Dexuan Cui
From: Vasily Gorbik
commit ab5758848039de9a4b249d46e4ab591197eebaf2 upstream.
ccw console is created early in start_kernel and used before css is
initialized or ccw console subchannel is registered. Until then console
subchannel does not have a parent. For that reason assume subchannels
with no
From: Jon Derrick
commit e3dffa4f6c3612dea337c9c59191bd418afc941b upstream.
VMD maps child device config spaces to the VMD Config BAR linearly
regardless of the starting bus offset. Because of this, the config
address decode must ignore starting bus offsets when mapping the BDF to
the config spa
From: Horia Geantă
commit 48f89d2a2920166c35b1c0b69917dbb0390ebec7 upstream.
IV transfer from ofifo to class2 (set up at [29][30]) is not guaranteed
to be scheduled before the data transfer from ofifo to external memory
(set up at [38]:
[29] 10FA0004 ld: ind-nfifo (len=4) imm
[30] 81F
From: Gilad Ben-Yossef
commit 7a4be6c113c1f721818d1e3722a9015fe393295c upstream.
In case of AEAD decryption verifcation error we were using the
wrong value to zero out the plaintext buffer leaving the end of
the buffer with the false plaintext.
Signed-off-by: Gilad Ben-Yossef
Fixes: ff27e85a85
From: Michael Nosthoff
commit fe55e770327363304c4111423e6f7ff3c650136d upstream.
when the battery is set to sbs-mode and no gpio detection is enabled
"health" is always returning a value even when the battery is not present.
All other fields return "not present".
This leads to a scenario where
From: Jiaxun Yang
commit d2f965549006acb865c4638f1f030ebcefdc71f6 upstream.
Recently, binutils had split Loongson-3 Extensions into four ASEs:
MMI, CAM, EXT, EXT2. This patch do the samething in kernel and expose
them in cpuinfo so applications can probe supported ASEs at runtime.
Signed-off-by
From: Li RongQing
commit e430d802d6a3aaf61bd3ed03d9404888a29b9bf9 upstream.
The timer delayed for more than 3 seconds warning was triggered during
testing.
Workqueue: events_unbound sched_tick_remote
RIP: 0010:sched_tick_remote+0xee/0x100
...
Call Trace:
process_one_work+0x18c/0x3a0
From: Kees Cook
commit 314eed30ede02fa925990f535652254b5bad6b65 upstream.
When running on a system with >512MB RAM with a 32-bit kernel built with:
CONFIG_DEBUG_VIRTUAL=y
CONFIG_HIGHMEM=y
CONFIG_HARDENED_USERCOPY=y
all execve()s will fail due to argv copying into kmap()
From: Michael Nosthoff
commit 99956a9e08251a1234434b492875b1eaff502a12 upstream.
the type flag is stored in the chip->flags field not in the
client->flags field. This currently leads to never using the ti
specific health function as client->flags doesn't use that bit.
So it's always falling back
From: Tom Zanussi
commit 17f8607a1658a8e70415eef67909f990d13017b5 upstream.
Original changelog from Steve Rostedt (except last sentence which
explains the problem, and the Fixes: tag):
I performed a three way histogram with the following commands:
echo 'irq_lat u64 lat pid_t pid' > synthetic_e
From: Aneesh Kumar K.V
commit 09ce98cacd51fcd0fa0af2f79d1e1d3192f4cbb0 upstream.
Rename the #define to indicate this is related to store vs tlbie
ordering issue. In the next patch, we will be adding another feature
flag that is used to handles ERAT flush vs tlbie ordering issue.
Fixes: a5d4b589
From: Gilad Ben-Yossef
commit 76a95bd8f9e10cade9c4c8df93b5c20ff45dc0f5 upstream.
When ccree driver runs it checks the state of the Trusted Execution
Environment CryptoCell driver before proceeding. We did not account
for cases where the TEE side is not ready or not available at all.
Fix it by on
From: Xiaolin Zhang
commit 0a3242bdb47713e09cb004a0ba4947d3edf82d8a upstream.
when creating a vGPU workload, the guest context head pointer should
be updated correctly by comparing with the exsiting workload in the
guest worklod queue including the current running context.
in some situation, th
Wed, Oct 09, 2019 at 06:44:32PM CEST, mkube...@suse.cz wrote:
>Commit c10e6cf85e7d ("net: genetlink: push attrbuf allocation and parsing
>to a separate function") moved attribute buffer allocation and attribute
>parsing from genl_family_rcv_msg_doit() into a separate function
>genl_family_rcv_msg_a
From: Sumit Saxena
commit d2182b2d4b71ff0549a07f414d921525fade707b upstream.
In a Resizable BAR Control Register, bits 13:8 control the size of the BAR.
The encoded values of these bits are as follows (see PCIe r5.0, sec
7.8.6.3):
ValueBAR size
0 1 MB (2^20 bytes)
1 2 MB
From: Lyude Paul
commit 698c1aa9f83b618de79e9e5e19a58f70a4a6ae0f upstream.
On the ThinkPad P71, we have one eDP connector exposed along with 5 DP
connectors, resulting in a total of 11 TMDS encoders. Since the GPU on
this system is also capable of MST, we create an additional 4 fake MST
encoders
From: Tomi Valkeinen
commit e2c4ed148cf3ec8669a1d90dc66966028e5fad70 upstream.
The OMAP36xx and AM/DM37x TRMs say that the maximum divider for DSS fclk
(in CM_CLKSEL_DSS) is 32. Experimentation shows that this is not
correct, and using divider of 32 breaks DSS with a flood or underflows
and sync
From: Jarkko Sakkinen
commit 981c107cbb420ee028f8ecd155352cfd6351c246 upstream.
The Python files required by the selftests are not packaged because of
the missing assignment to TEST_FILES. Add the assignment.
Cc: sta...@vger.kernel.org
Fixes: 6ea3dfe1e073 ("selftests: add TPM 2.0 tests")
Signed
From: Xiaolin Zhang
commit 9e77f5001b9833a6bdd3940df245053c2212a32b upstream.
vgpu ppgtt notification was split into 2 steps, the first step is to
update PVINFO's pdp register and then write PVINFO's g2v_notify register
with action code to tirgger ppgtt notification to GVT side.
currently these
From: Rasmus Villemoes
commit 144783a80cd2cbc45c6ce17db649140b65f203dd upstream.
Converting from ms to s requires dividing by 1000, not multiplying. So
this is currently taking the smaller of new_timeout and 1.28e8,
i.e. effectively new_timeout.
The driver knows what it set max_hw_heartbeat_ms
From: Kevin Wang
commit e0e4a2ce7a059d051c66cd7c94314fef3cd91aea upstream.
v2:
change period from 10ms to 100ms (typo error)
too high frequence to update mertrics table will cause smu firmware
error,so change mertrics table update period from 1ms to 100ms
(navi10, 12, 14)
Signed-off-by: Kevin
From: Srikar Dronamraju
commit 443f2d5ba13d65ccfd879460f77941875159d154 upstream.
Observe a segmentation fault when 'perf stat' is asked to repeat forever
with the interval option.
Without fix:
# perf stat -r 0 -I 5000 -e cycles -a sleep 10
# time counts unit events
From: Daniel Vetter
commit f2cbda2dba11de868759cae9c0d2bab5b8411406 upstream.
It's never been wired up. Only userspace that tried to use it (and
didn't actually check whether anything works, but hey it builds) is
the -modesetting atomic implementation. And we just shut that up.
If there's anyon
From: Sean Paul
commit 5fb9b797d5ccf311ae4aba69e86080d47668b5f7 upstream.
clk_get_parent returns an error pointer upon failure, not NULL. So the
checks as they exist won't catch a failure. This patch changes the
checks and the return values to properly handle an error pointer.
Fixes: c4d8cfe516
From: Nicolin Chen
commit b960bc448a252428bacca271f3416a8bda3b599b upstream.
The SDHCI controller on Tegra186 supports 40-bit addressing, which is
usually enough to address all of system memory. However, if the SDHCI
controller is behind an IOMMU, the address space can go beyond. This
happens on
From: Christophe Leroy
commit cbd18991e24fea2c31da3bb117c83e4a3538cd11 upstream.
Uncompressing Kernel Image ... OK
Loading Device Tree to 01ff7000, end 01fff74f ... OK
[0.00] printk: bootconsole [udbg0] enabled
[0.00] BUG: Unable to handle kernel data access at 0xf818c000
[
From: Christophe Leroy
commit 4c0f5d1eb4072871c34530358df45f05ab80edd6 upstream.
In a couple of places there is a need to select whether read-only
protection of shadow pages is performed with PAGE_KERNEL_RO or with
PAGE_READONLY.
Add a helper to avoid duplicating the choice.
Signed-off-by: Chr
From: Chris Wilson
commit cb6d7c7dc7ff8cace666ddec66334117a6068ce2 upstream.
set_page_dirty says:
For pages with a mapping this should be done under the page lock
for the benefit of asynchronous memory errors who prefer a
consistent dirty state. This rule can be broken i
From: Johannes Berg
commit d8dec42b5c2d2b273bc30b0e073cfbe832d69902 upstream.
Drivers typically expect this, as it's the case for almost all cases
where this is called (i.e. from the TX path). Also, the code in mac80211
itself (if the driver calls ieee80211_tx_dequeue()) expects this as it
uses
From: Maarten Lankhorst
commit cffb4c3ea37248c4fc2f4ce747e5c24af88aec76 upstream.
There was a integer wraparound when mode_clock became too high,
and we didn't correct for the FEC overhead factor when dividing,
with the calculations breaking at HBR3.
As a result our calculated bpp was way too h
From: Anders Roxell
commit 28ba1b1da49a20ba8fb767d6ddd7c521ec79a119 upstream.
Now that -Wimplicit-fallthrough is passed to GCC by default, the
following warnings shows up:
../drivers/gpu/drm/arm/malidp_hw.c: In function ‘malidp_format_get_bpp’:
../drivers/gpu/drm/arm/malidp_hw.c:387:8: warning:
From: Russell King
commit d1c536e3177390da43d99f20143b810c35433d1f upstream.
ADMA errors are potentially data corrupting events; although we print
the register state, we do not usefully print the ADMA descriptors.
Worse than that, we print them by referencing their virtual address
which is meani
From: Russell King
commit 121bd08b029e03404c451bb237729cdff76eafed upstream.
We must not unconditionally set the DMA snoop bit; if the DMA API is
assuming that the device is not DMA coherent, and the device snoops the
CPU caches, the device can see stale cache lines brought in by
speculative pre
From: Lu Shuaibing
[ Upstream commit 0ce772fe79b68f83df40f07f28207b292785c677 ]
The p9_tag_alloc() does not initialize the transport error t_err field.
The struct p9_req_t *req is allocated and stored in a struct p9_client
variable. The field t_err is never initialized before p9_conn_cancel()
ch
Add the TMU (Thermal Monitoring Unit) device node to enable
TMU feature.
Signed-off-by: Yuantian Tang
---
v2:
- sort the node and use micro to replace hardcoded number
.../arm64/boot/dts/freescale/fsl-lx2160a.dtsi | 108 +++---
1 file changed, 92 insertions(+), 16 deletions(
From: Sascha Hauer
[ Upstream commit f5e1040196dbfe14c77ce3dfe3b7b08d2d961e88 ]
integrity_kernel_read() returns the number of bytes read. If this is
a short read then this positive value is returned from
ima_calc_file_hash_atfm(). Currently this is only indirectly called from
ima_calc_file_hash(
From: Seth Forshee
commit 61129dd29f7962f278b618a2a3e8fdb986a66dc8 upstream.
The addition of struct clone_args to uapi/linux/sched.h is not protected
by __ASSEMBLY__ guards, causing a failure to build from source for glibc
on RISC-V. Add the guards to fix this.
Fixes: 7f192e3cd316 ("fork: add c
From: Chengguang Xu
[ Upstream commit c87a37ebd40b889178664c2c09cc187334146292 ]
Currently on mmap cache policy, we always attach writeback_fid
whether mmap type is SHARED or PRIVATE. However, in the use case
of kata-container which combines 9p(Guest OS) with overlayfs(Host OS),
this behavior wi
From: Jia-Ju Bai
[ Upstream commit e2751463eaa6f9fec8fea80abbdc62dbc487b3c5 ]
In encode_attrs(), there is an if statement on line 1145 to check
whether label is NULL:
if (label && (attrmask[2] & FATTR4_WORD2_SECURITY_LABEL))
When label is NULL, it is used on lines 1178-1181:
*p++ = cpu_
From: Sascha Hauer
[ Upstream commit 4ece3125f21b1d42b84896c5646dbf0e878464e1 ]
integrity_kernel_read() can fail in which case we forward to call
ahash_request_free() on a currently running request. We have to wait
for its completion before we can free the request.
This was observed by interrup
From: Chuck Lever
[ Upstream commit 98ef77d1aaa7a2f4e1b2a721faa084222021fda7 ]
Eli Dorfman reports that after a series of idle disconnects, an
RPC/RDMA transport becomes unusable (rdma_create_qp returns
-ENOMEM). Problem was tracked down to increasing Send Queue size
after each reconnect.
The r
From: Luis Henriques
[ Upstream commit 750670341a24cb714e624e0fd7da30900ad93752 ]
When filling an inode with info from the MDS, i_blkbits is being
initialized using fl_stripe_unit, which contains the stripe unit in
bytes. Unfortunately, this doesn't make sense for directories as they
have fl_st
From: Marc Kleine-Budde
commit d84ea2123f8d27144e3f4d58cd88c9c6ddc799de upstream.
Some boards take longer than 5ms to power up after a reset, so allow
some retries attempts before giving up.
Fixes: ff06d611a31c ("can: mcp251x: Improve mcp251x_hw_reset()")
Cc: linux-stable
Tested-by: Sean Nyekj
From: Aneesh Kumar K.V
commit 047e6575aec71d75b765c22111820c4776cd1c43 upstream.
On POWER9, under some circumstances, a broadcast TLB invalidation will
fail to invalidate the ERAT cache on some threads when there are
parallel mtpidr/mtlpidr happening on other threads of the same core.
This can c
From: Wanpeng Li
commit 89340d0935c9296c7b8222b6eab30e67cb57ab82 upstream.
This patch reverts commit 75437bb304b20 (locking/pvqspinlock: Don't
wait if vCPU is preempted). A large performance regression was caused
by this commit. on over-subscription scenarios.
The test was run on a Xeon Skyla
if perf counter is used as nmi watchdog, and twice nmi in soft
watchdog sample period will trigger hard lockup
make sure left time is not less than soft watchdog period by
compared with 3/5 period to skip forward, since soft watchdog
sample period is 2/5 of watchdog_thresh, nmi watchdog sample
per
From: H. Nikolaus Schaller
commit f1f028ff89cb0d37db299d48e7b2ce19be040d52 upstream.
commit 6953c57ab172 "gpio: of: Handle SPI chipselect legacy bindings"
did introduce logic to centrally handle the legacy spi-cs-high property
in combination with cs-gpios. This assumes that the polarity
of the
From: Chuck Lever
[ Upstream commit 395790566eec37706dedeb94779045adc3a7581e ]
Commit 48be539dd44a ("xprtrdma: Introduce ->alloc_slot call-out for
xprtrdma") added a separate alloc_slot and free_slot to the RPC/RDMA
transport. Later, commit 75891f502f5f ("SUNRPC: Support for
congestion control w
From: Miklos Szeredi
[ Upstream commit f22f812d5ce75a18b56073a7a63862e6ea764070 ]
The size of struct fuse_req was reduced from 392B to 144B on a non-debug
config, thus the sanitize_global_limit() helper was setting a larger
default limit. This doesn't really reflect reduction in the memory used
From: Adrian Hunter
commit 4ee7dde4c777f14cb0f98dd201491bf6cc15899b upstream.
Add host operation ->set_dma_mask() so that drivers can define their own
DMA masks.
Signed-off-by: Adrian Hunter
Tested-by: Nicolin Chen
Signed-off-by: Thierry Reding
Cc: sta...@vger.kernel.org # v4.15 +
Signed-off
From: Erqi Chen
[ Upstream commit 71a228bc8d65900179e37ac309e678f8c523f133 ]
If client mds session is evicted in CEPH_MDS_SESSION_OPENING state,
mds won't send session msg to client, and delayed_work skip
CEPH_MDS_SESSION_OPENING state session, the session hang forever.
Allow ceph_con_keepalive
From: Trond Myklebust
[ Upstream commit 9c47b18cf722184f32148784189fca945a7d0561 ]
IF the server rejected our layout return with a state error such as
NFS4ERR_BAD_STATEID, or even a stale inode error, then we do want
to clear out all the remaining layout segments and mark that stateid
as invalid
From: Trond Myklebust
[ Upstream commit 9ba828861c56a21d211d5d10f5643774b1ea330d ]
If the copy of the RPC reply into our buffers did not complete, and
we could end up with a truncated message. In that case, just resend
the call.
Fixes: a0584ee9aed80 ("SUNRPC: Use struct xdr_stream when decoding
From: Florian Westphal
[ Upstream commit acab713177377d9e0889c46bac7ff0cfb9a90c4d ]
This un-breaks lookups in sets that have the 'dynamic' flag set.
Given this active example configuration:
table filter {
set set1 {
type ipv4_addr
size 64
flags dynamic,timeout
timeout 1m
}
From: Masami Hiramatsu
[ Upstream commit 9e6124d9d635957b56717f85219a88701617253f ]
Since add_probe_trace_event() can reuse tf->tevs[i] after calling
clear_probe_trace_event(), this can make perf-probe crash if the 1st
attempt of probe event finding fails to find an event argument, and the
2nd a
From: Ryan Chen
[ Upstream commit b3528b4874480818e38e4da019d655413c233e6a ]
The ast2600 can be supported by the same code as the ast2500.
Signed-off-by: Ryan Chen
Signed-off-by: Joel Stanley
Reviewed-by: Guenter Roeck
Link: https://lore.kernel.org/r/20190819051738.17370-3-j...@jms.id.au
Sig
From: Felix Kuehling
[ Upstream commit dcafbd50f2e4d5cc964aae409fb5691b743fba23 ]
Hawaii needs to flush caches explicitly, submitting an IB in a user
VMID from kernel mode. There is no s_fence in this case.
Fixes: eb3961a57424 ("drm/amdgpu: remove fence context from the job")
Signed-off-by: Fel
From: Trek
[ Upstream commit 73d8e6c7b841d9bf298c8928f228fb433676635c ]
Do not try to allocate any amount of memory requested by the user.
Instead limit it to 128 registers. Actually the longest series of
consecutive allowed registers are 48, mmGB_TILE_MODE0-31 and
mmGB_MACROTILE_MODE0-15 (0x264
From: Andrei Dulea
[ Upstream commit 6ccb72f8374e17d60b58a7bfd5570496332c54e2 ]
Downgrading an existing large mapping to a mapping using smaller
page-sizes works only for the mappings created with page-mode 7 (i.e.
non-default page size).
Treat large mappings created with page-mode 0 (i.e. defa
From: Tycho Andersen
[ Upstream commit 88282297fff00796e81f5e67734a6afdfb31fbc4 ]
The seccomp selftest goes to some length to build against older kernel
headers, viz. all the #ifdefs at the beginning of the file.
Commit 201766a20e30 ("ptrace: add PTRACE_GET_SYSCALL_INFO request")
introduces som
From: David Hildenbrand
commit c5ad81eb029570c5ca5859539b0679f07a776d25 upstream.
We are missing a __SetPageOffline(), which is why we can get
!PageOffline() pages onto the balloon list, where
alloc_xenballooned_pages() will complain:
page:ea0003e7ffc0 refcount:1 mapcount:0 mapping:
From: Stefan Mavrodiev
[ Upstream commit 8c7aa184281c01fc26f319059efb94725012921d ]
When calling thermal_add_hwmon_sysfs(), the device type is sanitized by
replacing '-' with '_'. However tz->type remains unsanitized. Thus
calling thermal_hwmon_lookup_by_type() returns no device. And if there is
From: Aneesh Kumar K.V
[ Upstream commit c42adf87e4e7ed77f6ffe288dc90f980d07d68df ]
We do check for a bad block during namespace init and that use
region bad block list. We need to initialize the bad block
for volatile regions for this to work. We also observe a lockdep
warning as below because
From: zhengbin
[ Upstream commit 9ad09b1976c562061636ff1e01bfc3a57aebe56b ]
If cuse_send_init fails, need to fuse_conn_put cc->fc.
cuse_channel_open->fuse_conn_init->refcount_set(&fc->count, 1)
->fuse_dev_alloc->fuse_conn_get
->fuse_dev_free->fuse_conn_put
Fix
From: Sanjay R Mehta
[ Upstream commit ae89339b08f3fe02457ec9edd512ddc3d246d0f8 ]
second parameter of ntb_peer_mw_get_addr is pointing to wrong memory
window index by passing "peer gidx" instead of "local gidx".
For ex, "local gidx" value is '0' and "peer gidx" value is '1', then
on peer side
From: Fabrice Gasnier
[ Upstream commit c91e3234c6035baf5a79763cb4fcd5d23ce75c2b ]
LPTimer can use a 32KHz clock for counting. It depends on clock tree
configuration. In such a case, PWM output frequency range is limited.
Although unlikely, nothing prevents user from requesting a PWM frequency
a
From: Aneesh Kumar K.V
[ Upstream commit 86aa66687442ef45909ff9814b82b4d2bb892294 ]
nd_label->dpa issue was observed when trying to enable the namespace created
with little-endian kernel on a big-endian kernel. That made me run
`sparse` on the rest of the code and other changes are the result of
From: Srinivas Kandagatla
[ Upstream commit 6b8249abb093551ef173d13a25ed0044d5dd33e0 ]
memory returned as part of nvmem_read via qfprom_read should be
freed by the consumer once done.
Existing code is not doing it so fix it.
Below memory leak detected by kmemleak
[] kmemleak_alloc+0x50/0x84
From: Johannes Berg
commit f43e5210c739fe76a4b0ed851559d6902f20ceb1 upstream.
In a few places we don't properly initialize on-stack chandefs,
resulting in EDMG data to be non-zero, which broke things.
Additionally, in a few places we rely on the driver to init the
data completely, but perhaps w
From: KeMeng Shi
[ Upstream commit 714e501e16cd473538b609b3e351b2cc9f7f09ed ]
An oops can be triggered in the scheduler when running qemu on arm64:
Unable to handle kernel paging request at virtual address 08effe40
Internal error: Oops: 9607 [#1] SMP
Process migration/0 (pid: 12,
From: Mathieu Desnoyers
[ Upstream commit 2840cf02fae627860156737e83326df354ee4ec6 ]
When the prev and next task's mm change, switch_mm() provides the core
serializing guarantees before returning to usermode. The only case
where an explicit core serialization is needed is when the scheduler
keep
From: Thomas Richter
[ Upstream commit 815c1560bf8fd522b8d93a1d727868b910c1cc24 ]
With Java 11 there is no seperate JRE anymore.
Details:
https://coderanch.com/t/701603/java/JRE-JDK
Therefore the detection of the JRE needs to be adapted.
This change works for s390 and x86. I have not test
From: Mathieu Desnoyers
[ Upstream commit fc0d77387cb5ae883fd774fc559e056a8dde024c ]
Fix a logic flaw in the way membarrier_register_private_expedited()
handles ready state checks for private expedited sync core and private
expedited registrations.
If a private expedited membarrier registration
From: Nathan Chancellor
[ Upstream commit 59f08896f058a92f03a0041b397a1a227c5e8529 ]
After commit 62974fc389b3 ("libnvdimm: Enable unit test infrastructure
compile checks"), clang warns:
In file included from
../drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:15:
../drivers/nvdimm/../../
On Thu, Oct 10, 2019 at 9:05 AM Doug Smythies wrote:
>
> On 2019.10.09 06:37 Rafael J. Wysocki wrote:
> > On Wednesday, October 9, 2019 1:19:51 AM CEST Rafael J. Wysocki wrote:
> >> On Tuesday, October 8, 2019 12:49:01 PM CEST Rafael J. Wysocki wrote:
> >>> On Tue, Oct 8, 2019 at 11:51 AM Rafael J
From: Aneesh Kumar K.V
commit cf387d9644d8c78721cf9b77af9f67bb5b04da16 upstream.
With PFN_MODE_PMEM namespace, the memmap area is allocated from the device
area. Some architectures map the memmap area with large page size. On
architectures like ppc64, 16MB page for memap mapping can map 262144 p
From: Johan Hovold
commit 7fd25e6fc035f4b04b75bca6d7e8daa069603a76 upstream.
The disconnect callback was accessing the hardware-descriptor private
data after having having freed it.
Fixes: 7490b008d123 ("ieee802154: add support for atusb transceiver")
Cc: stable # 4.2
Cc: Alexander Aring
From: Johannes Berg
commit f88eb7c0d002a67ef31aeb7850b42ff69abc46dc upstream.
We currently don't validate the beacon head, i.e. the header,
fixed part and elements that are to go in front of the TIM
element. This means that the variable elements there can be
malformed, e.g. have a length exceedi
From: Gao Xiang
commit acb383f1dcb4f1e79b66d4be3a0b6f519a957b0d upstream.
Richard observed a forever loop of erofs_read_raw_page() [1]
which can be generated by forcely setting ->u.i_blkaddr
to 0xdeadbeef (as my understanding block layer can
handle access beyond end of device correctly).
After
From: Balasubramani Vivekanandan
[ Upstream commit b9023b91dd020ad7e093baa5122b6968c48cc9e0 ]
When a cpu requests broadcasting, before starting the tick broadcast
hrtimer, bc_set_next() checks if the timer callback (bc_handler) is active
using hrtimer_try_to_cancel(). But hrtimer_try_to_cancel()
From: Dave Jiang
[ Upstream commit 674f31a352da5e9f621f757b9a89262f486533a0 ]
Current implementation attempts to request keys from the keyring even when
security is not enabled. Change behavior so when security is disabled it
will skip key request.
Error messages seen when no keys are installed
From: Marek Vasut
[ Upstream commit a3aa6e65beebf3780026753ebf39db19f4c92990 ]
The regmap stride is set to 1 for regmap describing 8bit registers already.
However, for 16/32/64bit registers, the stride is 2/4/8 respectively. This
is not correct, as the switch protocol supports unaligned register
From: Filipe Manana
[ Upstream commit 9f7fec0ba89108b9385f1b9fb167861224912a4a ]
Some of the self tests create a test inode, setup some extents and then do
calls to btrfs_get_extent() to test that the corresponding extent maps
exist and are correct. However btrfs_get_extent(), since the 5.2 merg
From: Gao Xiang
commit e12a0ce2fa69798194f3a8628baf6edfbd5c548f upstream.
As reported by erofs-utils fuzzer, currently, multiref
(ondisk deduplication) hasn't been supported for now,
we should forbid it properly.
Fixes: 3883a79abd02 ("staging: erofs: introduce VLE decompression support")
Cc: #
From: Srikar Dronamraju
[ Upstream commit b63fd11cced17fcb8e133def29001b0f6aaa5e06 ]
When using 'perf stat' with repeat and interval option, it shows wrong
values for events.
The wrong values will be shown for the first interval on the second and
subsequent repetitions.
Without the fix:
# p
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