9e4164edb7144ba6 ]---
[0.319015] swapper/0 (1) used greatest stack depth: 5720 bytes left
[0.320011] Kernel panic - not syncing: Attempted to kill init!
exitcode=0x000b
[0.320011]
Signed-off-by: Artem Savkov artem.sav...@gmail.com
---
drivers/pci/bus.c |4 +---
drivers/pci/pci.h
On Wed, Apr 17, 2013 at 10:42:12AM -0600, Bjorn Helgaas wrote:
On Wed, Apr 17, 2013 at 9:54 AM, Bjorn Helgaas bhelg...@google.com wrote:
On Wed, Apr 17, 2013 at 5:06 AM, Artem Savkov artem.sav...@gmail.com
wrote:
Introduced in cc8f7f9e4e79a0940af6b4b6fdfbcf18a03aa9f4
(PCI: Fix
acpi_video_device_lcd_get_level_current() called acpi_video_bqc_value_to_level()
with *level as a second argument, resulting in level being returned based on
initial input, not current brightness, breaking backlight controls.
Signed-off-by: Artem Savkov artem.sav...@gmail.com
---
drivers/acpi
+0x94/0xa0
[ 51.996812] [c106] ? profiling_show+0x10/0x30
[ 51.996823] [c170c277] ret_from_kernel_thread+0x1b/0x28
[ 51.996830] [c105a330] ? __init_kthread_worker+0x60/0x60
[ 51.996835] ---[ end trace 6c56f7f4ff21820b ]---
Signed-off-by: Artem Savkov artem.sav...@gmail.com
---
net
On Sun, Mar 31, 2013 at 08:15:14AM +0200, Danny Baumann wrote:
Artem Savkov artem.sav...@gmail.com schrieb:
acpi_video_device_lcd_get_level_current() called
acpi_video_bqc_value_to_level()
with *level as a second argument, resulting in level being returned
based on
initial input, not current
On Sun, Mar 31, 2013 at 09:04:21AM +0200, Danny Baumann wrote:
Hi,
Artem Savkov artem.sav...@gmail.com schrieb:
On Sun, Mar 31, 2013 at 08:15:14AM +0200, Danny Baumann wrote:
Artem Savkov artem.sav...@gmail.com schrieb:
acpi_video_device_lcd_get_level_current() called
On Sun, Mar 31, 2013 at 06:07:57PM +0800, Aaron Lu wrote:
On 03/31/2013 04:16 PM, Artem Savkov wrote:
On Sun, Mar 31, 2013 at 09:04:21AM +0200, Danny Baumann wrote:
Hi,
Artem Savkov artem.sav...@gmail.com schrieb:
On Sun, Mar 31, 2013 at 08:15:14AM +0200, Danny Baumann wrote:
Artem
or invalid.
Introduced in dmi_scan: refactor dmi_scan_machine(), {smbios,dmi}_present()
Signed-off-by: Artem Savkov artem.sav...@gmail.com
---
drivers/firmware/dmi_scan.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c
index
/0xd0
[0.171133] [c1695b37] ret_from_kernel_thread+0x1b/0x28
[0.171234] [c1676960] ? rest_init+0xd0/0xd0
Introduced in workqueue: convert to idr_alloc()
Signed-off-by: Artem Savkov artem.sav...@gmail.com
---
kernel/workqueue.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/kernel
On Wed, Mar 06, 2013 at 04:50:39PM +0100, Oleg Nesterov wrote:
On 03/05, Andrew Morton wrote:
Basically the same as
http://ozlabs.org/~akpm/mmots/broken-out/drivers-platform-x86-thinkpad_acpic-move-hotkey_thread_mutex-lock-after-set_freezable.patch.
I think Artem's patch is a little
On Thu, Feb 07, 2013 at 03:57:42PM +0530, Viresh Kumar wrote:
Hi Rafael,
This is another unplanned patchset for all the platforms that i broke. :)
Okay, there are two important fixes (1 4) and two general cleanups (2 3).
I
hope most of the issues would be resolved by these and we would
(data-cpus);
Tested-by: Artem Savkov artem.sav...@gmail.com
--
Kind regards,
Artem
--
To unsubscribe from this list: send the line unsubscribe linux-kernel in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ
Added missing idr_preload_end calls in drm_gem_flink_ioctl().
Without those preemption stays disabled resulting in lots of scheduling while
atomic BUGs.
Introduced in 4e486fae707d9a79c76f1be6dcacffc4a721cc1b (linux-next.git)
Signed-off-by: Artem Savkov artem.sav...@gmail.com
---
drivers/gpu/drm
intel_pstate.c won't compile on i686 because of a linking error:
drivers/cpufreq/intel_pstate.c:459: undefined reference to `__udivdi3'
Signed-off-by: Artem Savkov artem.sav...@gmail.com
---
drivers/cpufreq/intel_pstate.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git
I get the following BUG on suspend using systemd-sleep(this doesn't
happen with pm-suspend). This seems to be introduced by some of the
Viresh's patches.
[ 94.908046] Disabling non-boot CPUs ...
[ 94.908416] BUG: sleeping function called from invalid context at
kernel/workqueue.c:2811
[
On Thu, Feb 07, 2013 at 01:41:57AM +0100, Rafael J. Wysocki wrote:
On Wednesday, February 06, 2013 10:11:25 PM Rafael J. Wysocki wrote:
On Thursday, February 07, 2013 12:25:13 AM Artem Savkov wrote:
I get the following BUG on suspend using systemd-sleep(this doesn't
happen with pm-suspend
asmlinkage tag seems to be missing from sys_iopl prototype rendering iopl
syscalls unusable, i.e. every call returns -EINVAL. Most likely introduced in
9e0b2428bc6a6c6df90bb701ca843820727cadf0.
Signed-off-by: Artem Savkov artem.sav...@gmail.com
---
arch/x86/include/asm/syscalls.h | 2 +-
arch
On Sun, Feb 03, 2013 at 07:04:35PM +, Al Viro wrote:
On Sun, Feb 03, 2013 at 07:59:12PM +0100, Ingo Molnar wrote:
* Artem Savkov artem.sav...@gmail.com wrote:
asmlinkage tag seems to be missing from sys_iopl prototype rendering iopl
syscalls unusable, i.e. every call returns
On Mon, Feb 25, 2013 at 03:54:45PM -0800, Andrew Morton wrote:
On Sun, 24 Feb 2013 13:22:02 +0400
Artem Savkov artem.sav...@gmail.com wrote:
set_freezable() checks freezing during which no locks should be held.
hotkey_thread_mutex lock should be moved closer to where it is actually
set_freezable() checks freezing during which no locks should be held.
hotkey_thread_mutex lock should be moved closer to where it is actually needed.
Signed-off-by: Artem Savkov artem.sav...@gmail.com
---
drivers/platform/x86/thinkpad_acpi.c | 6 +++---
1 file changed, 3 insertions(+), 3
On Sat, Aug 18, 2012 at 11:25:43PM -0500, Shaun Ruffell wrote:
Adding linux-net to the CC list.
On Fri, Aug 17, 2012 at 11:57:56PM +0100, Dave Haywood wrote:
[1.] One line summary of the problem:
BUG: unable to handle kernel paging request at 00010016
System boots then crashes a
] [816a3bb6] tty_read+0x86/0xf0
[ 16.822058] [811f21d3] vfs_read+0xc3/0x130
[ 16.822058] [811f2702] SyS_read+0x62/0xa0
[ 16.822058] [815e24ee] ? trace_hardirqs_on_thunk+0x3a/0x3f
[ 16.822058] [81d45259] system_call_fastpath+0x16/0x1b
Signed-off-by: Artem Savkov
On Tue, Jul 30, 2013 at 12:39:54PM -0400, Peter Hurley wrote:
On 07/30/2013 11:35 AM, Artem Savkov wrote:
ldata-atomic_read_lock should be released before scheduling as well as
tty-termios_rwsem, otherwise there is a potential deadlock detected by
lockdep
False positive.
Introduced
8b
07 55 48 89 e5 a9 00 00 01 00 74 12 e8 3d
RIP [811462eb] page_swap_info+0xab/0xb0
RSP 88001ec03c78
Signed-off-by: Artem Savkov artem.sav...@gmail.com
---
mm/page_io.c | 68 +---
1 file changed, 38 insertions(+), 30 deletions
Hello all,
I'm hitting the following BUG_ON during boot when
CONFIG_PM_STD_PARTITION or resume kernel boot option are set. Looks
like this issue was introduced in (or brought up to light by)
mm: remove compressed copy from zram in-memory
(84e5bb4f06e6d6f0c4dfc033b4700702ed8aaccc in
Hi All,
Since the thp-mm-locking-tail-page-is-a-bug-fix patch
(c6d04b4502a07b040b9e8cce835f899913961248 in linux-next.git) from Andrew's tree
I get the following trace on pulseaudio start:
[ 147.191296] [ cut here ]
[ 147.192017] kernel BUG at
On Fri, Sep 06, 2013 at 03:26:18PM +0800, Baoquan He wrote:
[ 30.438555] [ cut here ]
[ 30.443385] kernel BUG at include/linux/pagemap.h:343!
Seems to be the same one I reported here:
http://www.spinics.net/lists/kernel/msg1597973.html
--
Regards,
Artem
--
To
] SyS_io_setup+0x89c/0xc70
[ 471.737806] [c119b8dd] ? SyS_io_setup+0x4fd/0xc70
[ 471.741689] [c10cf684] ? __audit_syscall_entry+0x94/0xe0
[ 471.746080] [c18b1fcc] syscall_call+0x7/0xb
[ 471.749723] [c108] ? task_fork_fair+0x240/0x260
Signed-off-by: Artem Savkov artem.sav...@gmail.com
This commit brings up a warning about a potential deadlock in
smp_call_function_many() discussed previously:
https://lkml.org/lkml/2013/4/18/546
[ 4363.082047] PM: Restoring platform NVS memory
[ 4363.082471] [ cut here ]
[ 4363.083800] WARNING: CPU: 0 PID: 3977 at
:(
On 05/07/13 10:30, Artem Savkov wrote:
This commit brings up a warning about a potential deadlock in
smp_call_function_many() discussed previously:
https://lkml.org/lkml/2013/4/18/546
Can we just avoid the wait in clock_was_set()? Something like this?
8
On Fri, Jul 05, 2013 at 12:36:50PM +0200, Thomas Gleixner wrote:
On Fri, 5 Jul 2013, Thomas Gleixner wrote:
On Fri, 5 Jul 2013, David Vrabel wrote:
You failed to CC Artem :(
Second thought.
Where is that warning? Can't find it in neither in Linus tree nor in tip
[ 4363.083800] WARNING:
shrinkers to new count/scan API
(383e4f4a4cdeb2dd552e90811089bcb4d41eb32e in linux-next.git)
Signed-off-by: Artem Savkov artem.sav...@gmail.com
---
drivers/gpu/drm/i915/i915_gem.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915
On Tue, Jul 23, 2013 at 11:18:06PM +0400, Artem Savkov wrote:
nr_to_scan needs to be (unsigned) long, not int, otherwise we get negative
values on 32bit systems during shrink resulting in lots of messages like one
below.
[ 4078.989603] shrink_slab: i915_gem_inactive_scan+0x0/0xc0 negative
be dropped and reacquired without
triggering lockdep.
Works fine, thanks.
Reported-and-tested-by: Artem Savkov artem.sav...@gmail.com
Reported-by: Artem Savkov artem.sav...@gmail.com
Reported-by: Sergey Senozhatsky sergey.senozhat...@gmail.com
Signed-off-by: Peter Hurley pe...@hurleysoftware.com
Hello,
I ran into a bug while running trinity with write/writev syscalls. Seems like
it has been introduced by netlink: allow large data transfers from user-space
commit. nf_fib_input calls skb_clone which expects skb_shinfo to be allocated,
but netlink_alloc_large_skb doesn't do that, should
Since commit 0b2712585(linux-next.git) this driver uses regmap_irq and so needs
to select REGMAP_IRQ.
This fixes the following compilation errors:
ERROR: regmap_irq_get_domain [drivers/mfd/rt5033.ko] undefined!
ERROR: regmap_add_irq_chip [drivers/mfd/rt5033.ko] undefined!
Signed-off-by: Artem
On Tue, Oct 06, 2015 at 06:23:41PM +0300, Kirill A. Shutemov wrote:
> With new THP refcounting, we don't need tricks to stabilize huge page.
> If we've got reference to tail page, it can't split under us.
>
> This patch effectively reverts a5b338f2b0b1.
>
> Signed-off-by: Kirill A. Shutemov
On Thu, Oct 22, 2015 at 12:49:45PM +0300, Kirill A. Shutemov wrote:
> On Thu, Oct 22, 2015 at 10:24:33AM +0200, Artem Savkov wrote:
> > On Tue, Oct 06, 2015 at 06:23:41PM +0300, Kirill A. Shutemov wrote:
> > > With new THP refcounting, we don't need tricks to stabilize huge pa
erence".
Fix by checking "shutdown" param before waking up the queue.
Signed-off-by: Artem Savkov <artem.sav...@gmail.com>
---
kernel/rcu/rcuperf.c | 6 --
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/kernel/rcu/rcuperf.c b/kernel/rcu/rcuperf.c
index 09ffa36..f
Patch "crypto: KEYS: convert public key and digsig asym to the akcipher
api" introduced double freeing of cert->pub->key. There is no need to free
it in error_decode label as it is later freed in x509_free_certificate().
Signed-off-by: Artem Savkov <asav...@redhat.com>
---
in a wrong pointer dereference.
Fixing this by setting bdev in struct pnfs_block_dev only if we didn't
get an error from blkdev_get_by_*().
Signed-off-by: Artem Savkov <asav...@redhat.com>
---
fs/nfs/blocklayout/dev.c | 22 +-
1 file changed, 13 insertions(+), 9 del
in a wrong pointer dereference.
Fixing this by making sure bdev is not an error code in bl_free_device().
Signed-off-by: Artem Savkov <asav...@redhat.com>
---
fs/nfs/blocklayout/dev.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/nfs/blocklayout/dev.c b/fs/nfs/block
in a wrong pointer dereference.
Fixing this by making sure bdev is not an error code in bl_free_device().
Signed-off-by: Artem Savkov <asav...@redhat.com>
---
fs/nfs/blocklayout/dev.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/nfs/blocklayout/dev.c b/fs/nfs/block
y check seen_enough. This results in
a failed assertion:
XFS: Assertion failed: context->count >= 0, file: fs/xfs/xfs_xattr.c, line: 175
in insufficient buffer size case.
Signed-off-by: Artem Savkov <asav...@redhat.com>
---
fs/xfs/xfs_xattr.c | 1 +
1 file changed, 1 insertion(+)
diff
On Thu, Aug 25, 2016 at 10:24:08AM +1000, Dave Chinner wrote:
> On Wed, Aug 24, 2016 at 10:08:33AM +0200, Artem Savkov wrote:
> > On Wed, Aug 24, 2016 at 11:55:51AM +1000, Dave Chinner wrote:
> > > On Tue, Aug 23, 2016 at 05:54:13PM +0200, Artem Savkov wrote:
> > >
Signed-off-by: Artem Savkov <asav...@redhat.com>
---
security/keys/Kconfig | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/security/keys/Kconfig b/security/keys/Kconfig
index f826e87..d942c7c 100644
--- a/security/keys/Kconfig
+++ b/security/keys/Kconfig
@@ -41,7 +41,7 @@
On Tue, Sep 06, 2016 at 01:58:49PM +0100, David Howells wrote:
> Artem Savkov <asav...@redhat.com> wrote:
>
> > - select CRYPTO
> > + depends on (CRYPTO_ANSI_CPRNG = y || CRYPTO_DRBG = y)
>
> Should those be "==" not "="?
Accodring to D
On Tue, Sep 06, 2016 at 02:11:56PM +0100, David Howells wrote:
> Artem Savkov <asav...@redhat.com> wrote:
>
> > > > - select CRYPTO
> > > > + depends on (CRYPTO_ANSI_CPRNG = y || CRYPTO_DRBG = y)
> > >
> > > Should those be &q
On Tue, Sep 06, 2016 at 07:16:13PM +0100, David Howells wrote:
> Kirill Marinushkin <k.marinush...@gmail.com> wrote:
>
> > IMO, the preferable fix depends on your future plan.
> > If you plan to continue using both ANSI X9.31 DRNG and DRBG - I agree with
> > th
fscache_objlist_config doesn't hold rkey->sem when calling user_key_payload,
that can result in a "suspicious RCU usage" warning. It does hold
rcu_read_lock, so it either needs to use unprotected rcu_dereference,
or take rkey->sem instead of rcu_read_lock.
Signed-off-by: Ar
nfs_idmap_get_key doesn't hold rkey->sem when calling user_key_payload
resulting in a "suspicious RCU usage" lockdep splat. It does, however hold
rcu_read_lock, so it either needs to use unprotected rcu_dereference, or take
rkey->sem instead of rcu_read_lock.
Signed-off-by: Ar
On Tue, Oct 04, 2016 at 04:45:14PM +0100, David Howells wrote:
> Artem Savkov <asav...@redhat.com> wrote:
>
> > nfs_idmap_get_key doesn't hold rkey->sem when calling user_key_payload
> > resulting in a "suspicious RCU usage" lockdep splat. It does, however
On Tue, Oct 04, 2016 at 04:43:31PM +0100, David Howells wrote:
> Artem Savkov <asav...@redhat.com> wrote:
>
> > fscache_objlist_config doesn't hold rkey->sem when calling user_key_payload,
> > that can result in a "suspicious RCU usage" warning. It does hold
&
On Fri, Aug 26, 2016 at 08:42:15AM +1000, Dave Chinner wrote:
> On Thu, Aug 25, 2016 at 10:21:09AM +0200, Artem Savkov wrote:
> > On Thu, Aug 25, 2016 at 10:24:08AM +1000, Dave Chinner wrote:
> > > On Wed, Aug 24, 2016 at 10:08:33AM +0200, Artem Savkov wrote:
> > > >
On Wed, Aug 24, 2016 at 11:55:51AM +1000, Dave Chinner wrote:
> On Tue, Aug 23, 2016 at 05:54:13PM +0200, Artem Savkov wrote:
> > Commit "xfs: only return -errno or success from attr ->put_listent" changes
> > the
>
> Please quote commits in --oneline format
ed at
(context->alist - 1).
Signed-off-by: Artem Savkov <asav...@redhat.com>
---
fs/xfs/xfs_xattr.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/fs/xfs/xfs_xattr.c b/fs/xfs/xfs_xattr.c
index ea62245..6290093 100644
--- a/fs/xfs/xfs_xattr.c
+++ b/fs/xfs/xfs_xattr.c
@@ -147,6
On Mon, Oct 24, 2016 at 03:50:54PM +0100, David Howells wrote:
> Artem Savkov <asav...@redhat.com> wrote:
>
> > > > IMO, the preferable fix depends on your future plan.
> > > > If you plan to continue using both ANSI X9.31 DRNG and DRBG - I agree
> > >
On Thu, Nov 03, 2016 at 10:39:43AM +, Suzuki K Poulose wrote:
> On 02/11/16 23:28, Will Deacon wrote:
> > Hi Artem,
> >
> > On Wed, Nov 02, 2016 at 05:44:27PM +0100, Artem Savkov wrote:
> > > Hello Catalin,
> > >
> > > Looks like your patch
On Thu, Nov 03, 2016 at 06:46:25PM +, Catalin Marinas wrote:
> On Thu, Nov 03, 2016 at 12:12:38PM +0100, Artem Savkov wrote:
> > On Thu, Nov 03, 2016 at 10:39:43AM +, Suzuki K Poulose wrote:
> > > On 02/11/16 23:28, Will Deacon wrote:
> > > > On Wed, Nov 02, 2
Hello Catalin,
Looks like your patch "efd9e03 arm64: Use static keys for CPU features"
breaks arm64 build with "CONFIG_ARM64_LSE_ATOMICS=y" because it creates a
circular dependency for asm/lse.h through jump_label.h:
CC arch/arm64/kernel/asm-offsets.s
In file included from
On Thu, Dec 01, 2016 at 06:34:07AM -0800, Eric Dumazet wrote:
> On Thu, 2016-12-01 at 14:06 +0100, Artem Savkov wrote:
> > segs needs to be checked for being NULL in ipv6_gso_segment() before calling
> > skb_shinfo(segs), otherwise kernel can run into a NULL-pointer dereference:
&
2d78d0 ]---
Signed-off-by: Artem Savkov <asav...@redhat.com>
---
net/ipv6/ip6_offload.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/ipv6/ip6_offload.c b/net/ipv6/ip6_offload.c
index 1fcf61f..89c59e6 100644
--- a/net/ipv6/ip6_offload.c
+++ b/net/ipv6/ip6_offload.c
@@
On Thu, Dec 01, 2016 at 09:47:17PM -0500, Don Bowman wrote:
> I have been having this problem (4.9rc6).
> I applied this patch.
> I still have the problem.
>
> My stack trace (attached as image, i did not get it in text) is:
>
> ipv6_gso_segment
> skb_mac_gso_segment
> __skb_gso_segment
>
1] RIP: pnfs_put_lseg+0x29/0x100 [nfsv4] RSP: c9ff39b8
[ 3000.672462] CR2: 003c
Signed-off-by: Artem Savkov <asav...@redhat.com>
---
fs/nfs/filelayout/filelayout.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/fs/nfs/filelayout/filelayout.c b/fs/nfs/filelayout/filela
On Wed, Aug 16, 2017 at 03:39:14PM +0200, Laurent Dufour wrote:
> On 15/08/2017 21:01, Paul E. McKenney wrote:
> > On Mon, Aug 07, 2017 at 04:09:47PM +0200, Artem Savkov wrote:
> >> Hello,
> >>
> >> After commit fc8dffd "cpu/hotplug: Convert hotplug lo
Hi,
Commit 1c3c5ea "sched/core: Enable might_sleep() and smp_processor_id()
checks early" seem to have uncovered an issue with amd-iommu/x2apic.
Starting with that commit the following warning started to show up on AMD
systems during boot:
[0.140480] smpboot: Max logical packages: 6
[
On Wed, Jul 26, 2017 at 02:26:14PM +0200, Joerg Roedel wrote:
> Hi Artem, Thomas,
>
> On Wed, Jul 26, 2017 at 12:42:49PM +0200, Thomas Gleixner wrote:
> > On Tue, 25 Jul 2017, Artem Savkov wrote:
> >
> > > Hi,
> > >
> > > Commit 1c3c5ea "
t_lseg+0x29/0x100 [nfsv4] RSP: c9ff39b8
[ 3000.672462] CR2: 003c
Signed-off-by: Artem Savkov <asav...@redhat.com>
---
fs/nfs/filelayout/filelayout.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/fs/nfs/filelayout/filelayout.c b/fs/nfs/filelayout/
is a NULL-pointer dereference panic during boot on some hosts.
Signed-off-by: Artem Savkov <asav...@redhat.com>
---
drivers/iommu/arm-smmu.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c
index b97188a..95f1c86 100644
--- a/drivers/
is a NULL-pointer dereference panic during boot on some hosts.
Signed-off-by: Artem Savkov <asav...@redhat.com>
---
drivers/iommu/arm-smmu.c | 7 +++
1 file changed, 7 insertions(+)
diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c
index b97188a..2d80fa8 100644
--- a/d
Hello,
After commit fc8dffd "cpu/hotplug: Convert hotplug locking to percpu rwsem"
the following lockdep splat started showing up on some systems while running
ltp's madvise06 test (right after first dirty_pages call [1]).
[1]
..@vger.kernel.org
Signed-off-by: Artem Savkov <asav...@redhat.com>
---
drivers/scsi/device_handler/scsi_dh_rdac.c | 10 --
1 file changed, 4 insertions(+), 6 deletions(-)
diff --git a/drivers/scsi/device_handler/scsi_dh_rdac.c
b/drivers/scsi/device_handler/scsi_dh_rdac.c
index
[ 18.436192] CR2: 0790
[ 18.436198] ---[ end trace 40f3e4dca1ffabdd ]---
[ 18.436199] Kernel panic - not syncing: Fatal exception
[ 18.436222] Kernel Offset: disabled
[-- MARK -- Thu May 18 11:45:00 2017]
Signed-off-by: Artem Savkov <asav...@redhat.com>
---
dri
Hi All,
We recently started noticing madvise09[1] test from ltp failing strangely. The
test does the following: maps 32 pages, sets MADV_FREE for the range it got,
dirties 2 of the pages, creates memory pressure and check that nondirty pages
are free. The test hanged while accessing the last 4
On Wed, Sep 20, 2017 at 03:37:33PM -0700, Shaohua Li wrote:
> On Wed, Sep 20, 2017 at 11:01:47AM +0200, Artem Savkov wrote:
> > Hi All,
> >
> > We recently started noticing madvise09[1] test from ltp failing strangely.
> > The
> > test does the followi
It is possible for ebt_in_hook to be triggered before ebt_table is assigned
resulting in a NULL-pointer dereference. Make sure hooks are
registered as the last step.
Fixes: aee12a0a3727 ebtables: remove nf_hook_register usage
Signed-off-by: Artem Savkov <asav...@redhat.com>
---
include
-by: Artem Savkov <asav...@redhat.com>
---
include/linux/netfilter_bridge/ebtables.h | 7 ---
net/bridge/netfilter/ebtable_broute.c | 4 ++--
net/bridge/netfilter/ebtable_filter.c | 4 ++--
net/bridge/netfilter/ebtable_nat.c| 4 ++--
net/bridge/netfilter/ebta
It is possible for ebt_in_hook to be triggered before ebt_table is assigned
resulting in a NULL-pointer dereference. Make sure hooks are
registered as the last step.
Fixes: aee12a0a3727 ebtables: remove nf_hook_register usage
Signed-off-by: Artem Savkov <asav...@redhat.com>
---
include
On Tue, Sep 26, 2017 at 02:42:11PM +0200, Florian Westphal wrote:
> Artem Savkov <asav...@redhat.com> wrote:
> > It is possible for ebt_in_hook to be triggered before ebt_table is assigned
> > resulting in a NULL-pointer dereference. Make sure hooks are
> > registered a
c14a8 xfrm: add xdst pcpu cache
Signed-off-by: Artem Savkov <asav...@redhat.com>
---
net/xfrm/xfrm_state.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index 0dab1cd79ce4..12213477cd3a 100644
--- a/net/xfrm/xfrm_state.c
+
Hi Michal,
On Wed, Aug 30, 2017 at 05:43:15PM +0200, Michal Hocko wrote:
> The previous patch is insufficient. drain_all_stock can still race with
> the memory offline callback and the underlying memcg disappear. So we
> need to be more careful and pin the css on the memcg. This patch
>
On Thu, Aug 31, 2017 at 02:09:51PM +0200, Michal Hocko wrote:
> On Thu 31-08-17 13:10:06, Artem Savkov wrote:
> > Hi Michal,
> >
> > On Wed, Aug 30, 2017 at 05:43:15PM +0200, Michal Hocko wrote:
> > > The previous patch is insufficient. drain_all_stock can still race
f __skb_queue_head_init() to properly
initialize said lock.
Signed-off-by: Artem Savkov <asav...@redhat.com>
---
net/xfrm/xfrm_input.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/xfrm/xfrm_input.c b/net/xfrm/xfrm_input.c
index 26b10eb7a206..d5389b9dbbb9 100644
--- a/ne
According to crypto/rng.h generate function should return 0 on success
and < 0 on error.
Fixes: b8ae5c7387ad ("crypto: sun4i-ss - support the Security System PRNG")
Signed-off-by: Artem Savkov <artem.sav...@gmail.com>
---
drivers/crypto/sunxi-ss/sun4i-ss-prng.c | 2 +-
Lockdep detects a possible deadlock in sun4i_ss_prng_generate() and
throws an "inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage" warning.
Disabling softirqs to fix this.
Fixes: b8ae5c7387ad ("crypto: sun4i-ss - support the Security System PRNG")
Signed-off-by:
IPSec hasn't been working on my a10 board since 4.14 and it turned out to be
caused by sun4i_ss_rng driver.
Artem Savkov (2):
sun4i_ss_prng: fix return value of sun4i_ss_prng_generate
sun4i_ss_prng: convert lock to _bh in sun4i_ss_prng_generate
drivers/crypto/sunxi-ss/sun4i-ss-prng.c | 6
On Wed, Feb 07, 2018 at 10:56:59AM +0100, Corentin Labbe wrote:
> On Tue, Feb 06, 2018 at 10:20:21PM +0100, Artem Savkov wrote:
> > According to crypto/rng.h generate function should return 0 on success
> > and < 0 on error.
> >
> > Fixes: b8ae5c7387ad ("cryp
On Thu, Jan 04, 2018 at 10:01:32PM +1100, Herbert Xu wrote:
> On Thu, Jan 04, 2018 at 11:36:28AM +0100, Artem Savkov wrote:
> > Commit acf568ee859f "xfrm: Reinject transport-mode packets through tasklet"
> > adds an sk_buff_head queue, but never initializes trans->q
every probe to be disabled.
Signed-off-by: Artem Savkov
---
kernel/trace/trace_kprobe.c | 13 +++--
1 file changed, 11 insertions(+), 2 deletions(-)
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c
index 21f718472942..fb887ced5056 100644
--- a/kernel/trace
every probe to be disabled.
Signed-off-by: Artem Savkov
---
kernel/trace/trace_kprobe.c | 13 +++--
1 file changed, 11 insertions(+), 2 deletions(-)
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c
index 21f718472942..27ace4513c43 100644
--- a/kernel/trace
On Wed, Nov 07, 2018 at 11:08:56AM -0600, Josh Poimboeuf wrote:
> On Wed, Nov 07, 2018 at 03:05:59PM +0100, Artem Savkov wrote:
> > The way it is currently done it is possible for read_symbols() to find the
> > same symbol as parent for ".cold" functions.
>
ace.
Signed-off-by: Artem Savkov
---
tools/objtool/elf.c | 7 ---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/tools/objtool/elf.c b/tools/objtool/elf.c
index 6dbb9fae0f9d..781c8afb29b9 100644
--- a/tools/objtool/elf.c
+++ b/tools/objtool/elf.c
@@ -298,6 +298,7 @@ static int rea
On Fri, Nov 09, 2018 at 11:23:09AM -0600, Josh Poimboeuf wrote:
> On Wed, Nov 07, 2018 at 10:45:15PM +0100, Artem Savkov wrote:
> > Because find_symbol_by_name() traverses the same lists as read_symbols()
> > changing sym->name in place without copying it
in place.
Fixes: 13810435b9a7 "objtool: Support GCC 8's cold subfunctions"
Signed-off-by: Artem Savkov
---
tools/objtool/elf.c | 17 ++---
1 file changed, 14 insertions(+), 3 deletions(-)
diff --git a/tools/objtool/elf.c b/tools/objtool/elf.c
index 3decd43477df..15d9acfb2c97 100644
ons"
Signed-off-by: Artem Savkov
---
tools/objtool/elf.c | 5 -
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/tools/objtool/elf.c b/tools/objtool/elf.c
index 6dbb9fae0f9d..3decd43477df 100644
--- a/tools/objtool/elf.c
+++ b/tools/objtool/elf.c
@@ -312,7 +312,7 @@ static int rea
The series started with 'parent symbol search' patch, but I found another issue
in read_symbols() while testing the failure-path.
Artem Savkov (2):
objtool: fix failed cold symbol doublefree
objtool: fix .cold functions parent symbols search
tools/objtool/elf.c | 22
t in place.
Signed-off-by: Artem Savkov
---
tools/objtool/elf.c | 7 ---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/tools/objtool/elf.c b/tools/objtool/elf.c
index 6dbb9fae0f9d..781c8afb29b9 100644
--- a/tools/objtool/elf.c
+++ b/tools/objtool/elf.c
@@ -298,6 +298,7 @@
of
e_shstrndx.
This case is easily reproducible with KCFLAGS="-ffunction-sections",
bzImage build fails with "String table index out of bounds" error.
Signed-off-by: Artem Savkov
---
arch/x86/tools/relocs.c | 58 +
1 file changed, 41 inserti
of
e_shstrndx.
This case is easily reproducible with KCFLAGS="-ffunction-sections",
bzImage build fails with "String table index out of bounds" error.
Signed-off-by: Artem Savkov
---
arch/x86/tools/relocs.c | 58 +
1 file changed, 41 inserti
On Thu, Nov 29, 2018 at 08:23:12AM -0600, Josh Poimboeuf wrote:
> On Thu, Nov 29, 2018 at 02:51:33PM +0100, Artem Savkov wrote:
> > In case when the number of entries in the section header table is larger
> > then or equal to SHN_LORESERVE the size of the table is held in the sh_
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