On Mon, 28 Aug 2023 at 16:40, Jann Horn wrote:
>
> On Sat, Aug 26, 2023 at 5:32 AM Dmitry Vyukov wrote:
> > On Fri, 25 Aug 2023 at 23:15, Jann Horn wrote:
> > > Currently, KASAN is unable to catch use-after-free in SLAB_TYPESAFE_BY_RCU
> > > slabs because us
On Mon, Apr 19, 2021 at 9:19 AM syzbot
wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit:50987bec Merge tag 'trace-v5.12-rc7' of git://git.kernel.o..
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=1065c5fcd0
> kernel config:
On Sat, Apr 17, 2021 at 12:41 PM syzbot
wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit 363eaa3a450abb4e63bd6e3ad79d1f7a0f717814
> Author: Shuah Khan
> Date: Tue Mar 30 01:36:51 2021 +
>
> usbip: synchronize event handler with sysfs code paths
>
> bisection log:
On Fri, Apr 16, 2021 at 3:26 PM Dmitry Vyukov wrote:
>
> On Fri, Apr 16, 2021 at 3:13 PM Steven Rostedt wrote:
> >
> > On Fri, 16 Apr 2021 09:51:45 +0200
> > Dmitry Vyukov wrote:
> > >
> > > If you look at substantial base of bisection logs, you wil
On Fri, Apr 16, 2021 at 3:13 PM Steven Rostedt wrote:
>
> On Fri, 16 Apr 2021 09:51:45 +0200
> Dmitry Vyukov wrote:
> >
> > If you look at substantial base of bisection logs, you will find lots
> > of cases where bug types, functions don't match. Kernel crashes
>
On Sat, Mar 27, 2021 at 3:56 PM Andrey Konovalov wrote:
>
> On Fri, Mar 26, 2021 at 9:52 PM Alexander Lochmann
> wrote:
> >
>
> Hi Alexander,
>
> > It simply stores the executed PCs.
> > The execution order is discarded.
> > Each bit in the shared buffer represents every fourth
> > byte of the
On Tue, Apr 13, 2021 at 8:43 PM Steven Rostedt wrote:
>
> On Tue, 13 Apr 2021 14:40:09 -0400
> Steven Rostedt wrote:
>
> > [ cut here ]
> > raw_local_irq_restore() called with IRQs enabled
> > WARNING: CPU: 0 PID: 8777 at kernel/locking/irqflag-debug.c:9
> >
On Thu, Apr 15, 2021 at 10:59 PM Alan Stern wrote:
>
> On Tue, Apr 13, 2021 at 07:11:11PM +0200, Dmitry Vyukov wrote:
> > On Tue, Apr 13, 2021 at 6:57 PM Alan Stern
> > wrote:
> > >
> > > On Tue, Apr 13, 2021 at 06:47:47PM +0200, Dmitry Vyukov wrote:
> >
On Fri, Apr 16, 2021 at 6:35 AM syzbot
wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit:79c338ab riscv: keep interrupts disabled for BREAKPOINT ex..
> git tree: git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git
> fixes
> console output:
Hi,
I've got this report while booting v5.10.13 kernel, but upstream code
seems to be the same.
The access to port_status, the code is:
struct ehci_regs {
u32 port_status[0]; /* up to N_PORTS */
u32 reserved3[9];
On Thu, Apr 15, 2021 at 9:23 AM Hillf Danton wrote:
>
> On Tue, 13 Apr 2021 14:07:16
> > Hello,
> >
> > syzbot found the following issue on:
> >
> > HEAD commit:17e7124a Merge tag '5.12-rc6-smb3' of git://git.samba.org/..
> > git tree: upstream
> > console output:
On Wed, Apr 14, 2021 at 8:58 AM Zhang, Qiang wrote:
>
> 发件人: Dmitry Vyukov
> 发送时间: 2021年4月13日 23:29
> 收件人: Zhang, Qiang
> 抄送: Andrew Halaney; andreyk...@gmail.com; ryabinin@gmail.com;
> a...@linux-foundation.org; linux-kern
On Wed, Apr 14, 2021 at 7:52 AM syzbot
wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit:b2b3d18f riscv: Make NUMA depend on MMU
> git tree: git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git
> fixes
> console output:
On Tue, Apr 13, 2021 at 11:27 PM syzbot
wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit:89698bec Merge tag 'm68knommu-for-v5.12-rc7' of git://git...
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=1243fcfed0
> kernel
On Wed, Apr 14, 2021 at 6:00 AM Mike Galbraith wrote:
>
> On Tue, 2021-04-13 at 17:29 +0200, Dmitry Vyukov wrote:
> > On Tue, Apr 6, 2021 at 10:26 AM Zhang, Qiang
> > wrote:
> > >
> > > Hello everyone
> > >
> > > In RT system,
On Tue, Apr 13, 2021 at 8:11 PM Jason Gunthorpe wrote:
>
> On Tue, Apr 13, 2021 at 07:20:12PM +0200, Dmitry Vyukov wrote:
> > > > Plus users are going to be seeing this as well. According to the commit
> > > > message for 69bacee7f9ad ("mm: Add unsafe_follow_p
On Tue, Apr 13, 2021 at 7:43 PM Steven Rostedt wrote:
>
> On Tue, 13 Apr 2021 13:41:47 -0400
> Steven Rostedt wrote:
>
> > As the below splats look like it has nothing to do with this patch, and
> > this patch will add a WARN() if there's broken logic somewhere, I bet the
> > bisect got confused
On Tue, Apr 6, 2021 at 9:41 AM Peter Zijlstra wrote:
>
> On Wed, Mar 31, 2021 at 11:57:23AM +0200, Dmitry Vyukov wrote:
> > On Wed, Mar 31, 2021 at 9:31 AM Peter Zijlstra wrote:
> > >
> > > On Wed, Mar 31, 2021 at 08:11:38AM +0200, Dmitry Vyukov wrote:
> >
On Sat, Apr 3, 2021 at 4:22 AM syzbot
wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit:1e43c377 Merge tag 'xtensa-20210329' of git://github.com/j..
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=114cdd4ad0
> kernel config:
On Sat, Apr 3, 2021 at 10:12 AM syzbot
wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit:1e43c377 Merge tag 'xtensa-20210329' of git://github.com/j..
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=1432bd1ad0
> kernel config:
On Sat, Apr 3, 2021 at 8:54 PM syzbot
wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit:1e43c377 Merge tag 'xtensa-20210329' of git://github.com/j..
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=15604986d0
> kernel config:
On Mon, Apr 5, 2021 at 7:35 AM syzbot
wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit:d19cc4bf Merge tag 'trace-v5.12-rc5' of git://git.kernel.o..
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=17a22d16d0
> kernel config:
On Mon, Apr 5, 2021 at 5:45 PM syzbot
wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit:d19cc4bf Merge tag 'trace-v5.12-rc5' of git://git.kernel.o..
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=14898326d0
> kernel config:
On Thu, Apr 1, 2021 at 5:39 AM syzbot
wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit befe6d946551d65cddbd32b9cb0170b0249fd5ed
> Author: Steven Rostedt (VMware)
> Date: Wed Nov 18 14:34:05 2020 +
>
> tracepoint: Do not fail unregistering a probe due to memory
On Thu, Apr 1, 2021 at 2:19 PM Jason Gunthorpe wrote:
>
> On Wed, Mar 31, 2021 at 07:29:22AM +0300, Dan Carpenter wrote:
> > On Tue, Mar 30, 2021 at 07:04:30PM +0200, Paolo Bonzini wrote:
> > > On 30/03/21 17:26, syzbot wrote:
> > > > Hello,
> > > >
> > > > syzbot found the following issue on:
>
On Tue, Apr 13, 2021 at 6:57 PM Alan Stern wrote:
>
> On Tue, Apr 13, 2021 at 06:47:47PM +0200, Dmitry Vyukov wrote:
> > On Tue, Apr 13, 2021 at 6:13 PM Alan Stern
> > wrote:
> > > Hopefully this patch will make the race a lot more likely to occur. Is
> >
On Mon, Mar 29, 2021 at 2:53 PM syzbot
wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit:9d49ed9c Add linux-next specific files for 20210329
> git tree: linux-next
> console output: https://syzkaller.appspot.com/x/log.txt?x=159b39aad0
> kernel config:
On Tue, Apr 13, 2021 at 6:13 PM Alan Stern wrote:
>
> On Tue, Apr 13, 2021 at 10:12:05AM +0200, Dmitry Vyukov wrote:
> > On Tue, Apr 13, 2021 at 10:08 AM syzbot
> > wrote:
> > >
> > > Hello,
> > >
> > > syzbot found the following issue on:
&g
On Tue, Apr 6, 2021 at 10:26 AM Zhang, Qiang wrote:
>
> Hello everyone
>
> In RT system, after Andrew test, found the following calltrace ,
> in KASAN, we record callstack through stack_depot_save(), in this function,
> may be call alloc_pages, but in RT, the spin_lock replace with
>
On Thu, Apr 1, 2021 at 3:30 PM Alan Stern wrote:
>
> On Wed, Mar 31, 2021 at 02:03:08PM -0700, syzbot wrote:
> > syzbot has bisected this issue to:
> >
> > commit 416dacb819f59180e4d86a5550052033ebb6d72c
> > Author: Alan Stern
> > Date: Wed Aug 21 17:27:12 2019 +
> >
> > HID: hidraw:
On Tue, Apr 13, 2021 at 10:08 AM syzbot
wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit:0f4498ce Merge tag 'for-5.12/dm-fixes-2' of git://git.kern..
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=124adbf6d0
> kernel
On Thu, Apr 1, 2021 at 8:01 PM syzbot
wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit befe6d946551d65cddbd32b9cb0170b0249fd5ed
> Author: Steven Rostedt (VMware)
> Date: Wed Nov 18 14:34:05 2020 +
>
> tracepoint: Do not fail unregistering a probe due to memory
On Fri, Apr 2, 2021 at 2:41 AM 'Yonghong Song' via syzkaller-bugs
wrote:
> > On 4/1/21 4:29 AM, syzbot wrote:
> >> Hello,
> >>
> >> syzbot found the following issue on:
> >>
> >> HEAD commit:36e79851 libbpf: Preserve empty DATASEC BTFs during
> >> static..
> >> git tree: bpf-next
> >>
On Tue, Apr 13, 2021 at 7:55 AM syzbot
wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit:3a229812 Merge tag 'arm-fixes-5.11-2' of git://git.kernel...
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=16b4d196d0
> kernel config:
On Mon, Mar 22, 2021 at 6:22 PM Mark Rutland wrote:
>
> Hi Russell,
>
> On Fri, Mar 19, 2021 at 10:10:43AM +, Russell King - ARM Linux admin
> wrote:
> > On Fri, Mar 19, 2021 at 10:54:48AM +0100, Dmitry Vyukov wrote:
> > > .On Fri, Mar 19, 2021 at 10:44 AM syzbo
On Fri, Apr 2, 2021 at 6:37 AM Palmer Dabbelt wrote:
>
> On Tue, 30 Mar 2021 13:31:45 PDT (-0700), ma...@orcam.me.uk wrote:
> > On Mon, 29 Mar 2021, Palmer Dabbelt wrote:
> >
> >> > --- /dev/null
> >> > +++ b/arch/riscv/include/uapi/asm/setup.h
> >> > @@ -0,0 +1,8 @@
> >> > +/*
On Wed, Mar 31, 2021 at 8:32 AM wrote:
>
> From: Zqiang
>
> Add the irq_work_queue() call stack into the KASAN auxiliary
> stack in order to improve KASAN reports. this will let us know
> where the irq work be queued.
>
> Signed-off-by: Zqiang
Reviewed-by: Dmitry
On Wed, Mar 31, 2021 at 9:31 AM Peter Zijlstra wrote:
>
> On Wed, Mar 31, 2021 at 08:11:38AM +0200, Dmitry Vyukov wrote:
> > On Wed, Mar 31, 2021 at 12:26 AM syzbot
> > wrote:
> > >
> > > Hello,
> > >
> > > syzbot found the following is
On Wed, Mar 31, 2021 at 12:26 AM syzbot
wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit:db24726b Merge tag 'integrity-v5.12-fix' of git://git.kern..
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=16c16b7cd0
> kernel
On Fri, Mar 26, 2021 at 2:50 PM Christian Brauner
wrote:
>
> On Fri, Mar 26, 2021 at 10:34:28AM +0100, Christian Brauner wrote:
> > On Fri, Mar 26, 2021, 10:21 Dmitry Vyukov wrote:
> >
> > > On Fri, Mar 26, 2021 at 10:12 AM Christian Brauner
> > > wrote:
On Fri, Mar 26, 2021 at 10:12 AM Christian Brauner
wrote:
>
> On Fri, Mar 26, 2021 at 09:02:08AM +0100, Dmitry Vyukov wrote:
> > On Fri, Mar 26, 2021 at 8:55 AM syzbot
> > wrote:
> > >
> > > Hello,
> > >
> > > syzbot found the following is
On Fri, Mar 26, 2021 at 8:53 AM Pavel Skripkin wrote:
>
> Hi!
>
> On Fri, 2021-03-26 at 08:40 +0100, Dmitry Vyukov wrote:
> > On Fri, Mar 26, 2021 at 8:24 AM Pavel Skripkin
> > wrote:
> > >
> > > Hi!
> > >
> > > On Fri, 2021-03-
On Fri, Mar 26, 2021 at 8:55 AM syzbot
wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit:5ee96fa9 Merge tag 'irq-urgent-2021-03-21' of git://git.ke..
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=17fb84bed0
> kernel config:
On Fri, Mar 26, 2021 at 8:24 AM Pavel Skripkin wrote:
>
> Hi!
>
> On Fri, 2021-03-26 at 08:14 +0100, 'Dmitry Vyukov' via syzkaller wrote:
> > On Fri, Mar 26, 2021 at 8:11 AM Greg KH
> > wrote:
> > >
> > > On Thu, Mar 25, 2021 at 11:22:02PM +0200, Al
On Fri, Mar 26, 2021 at 8:11 AM Greg KH wrote:
>
> On Thu, Mar 25, 2021 at 11:22:02PM +0200, Alaa Emad wrote:
> > Reported-by: syzbot+a4e309017a5f3a24c...@syzkaller.appspotmail.com
> > Signed-off-by: Alaa Emad
> > ---
>
> I know I do not take patches with no changelog text, but other
>
On Thu, Mar 25, 2021 at 8:10 PM Will Deacon wrote:
>
> On Thu, Mar 25, 2021 at 07:34:54PM +0100, Dmitry Vyukov wrote:
> > On Thu, Mar 25, 2021 at 7:20 PM Will Deacon wrote:
> > >
> > > On Thu, Mar 18, 2021 at 08:34:16PM +0100, Dmitry Vyukov wrote:
> > > &
On Thu, Mar 25, 2021 at 7:34 PM Dmitry Vyukov wrote:
> > On Thu, Mar 18, 2021 at 08:34:16PM +0100, Dmitry Vyukov wrote:
> > > On Thu, Mar 18, 2021 at 8:31 PM syzbot
> > > wrote:
> > > >
> > > > Hello,
> > > >
> > > > syzbo
On Thu, Mar 25, 2021 at 7:48 PM syzbot
wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit:e1381380 Merge git://git.kernel.org/pub/scm/linux/kernel/g..
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=11238fb2d0
> kernel config:
On Thu, Mar 25, 2021 at 7:20 PM Will Deacon wrote:
>
> On Thu, Mar 18, 2021 at 08:34:16PM +0100, Dmitry Vyukov wrote:
> > On Thu, Mar 18, 2021 at 8:31 PM syzbot
> > wrote:
> > >
> > > Hello,
> > >
> > > syzbot found the following is
On Thu, Mar 25, 2021 at 3:43 PM Eric Dumazet wrote:
> On 3/25/21 3:38 PM, Dmitry Vyukov wrote:
> > On Thu, Mar 25, 2021 at 3:34 PM Eric Dumazet wrote:
> >> On 3/25/21 11:31 AM, Dmitry Vyukov wrote:
> >>> netdev_unregister_timeout_secs=0 can lead to printing the
&g
le":
it changed "refcnt != 1" to "refcnt".
Signed-off-by: Dmitry Vyukov
Suggested-by: Eric Dumazet
Fixes: 5aa3afe107d9 ("net: make unregister netdev warning timeout configurable")
Cc: net...@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
Changes si
On Thu, Mar 25, 2021 at 3:34 PM Eric Dumazet wrote:
> On 3/25/21 11:31 AM, Dmitry Vyukov wrote:
> > netdev_unregister_timeout_secs=0 can lead to printing the
> > "waiting for dev to become free" message every jiffy.
> > This is too frequent and unnecessary.
&g
On Thu, Mar 25, 2021 at 2:31 PM Igor Torrente wrote:
>
> Hello,
>
> Anyone can inform if there any special Qemu configuration or another thing
> necessary to reproduce this issue and drm_client_buffer_vunmap?
>
> I generated three different .c (-collide, - threaded and one without any
> special
On Thu, Mar 25, 2021 at 9:46 AM Eric Dumazet wrote:
>
> On Thu, Mar 25, 2021 at 8:39 AM Dmitry Vyukov wrote:
> >
> > On Wed, Mar 24, 2021 at 10:40 AM Eric Dumazet wrote:
> > >
> > > On Tue, Mar 23, 2021 at 7:49 AM Dmitry Vyukov wrote:
> > > >
netdev_unregister_timeout_secs=0 can lead to printing the
"waiting for dev to become free" message every jiffy.
This is too frequent and unnecessary.
Set the min value to 1 second.
Signed-off-by: Dmitry Vyukov
Suggested-by: Eric Dumazet
Fixes: 5aa3afe107d9 ("net: make unregister
On Wed, Mar 24, 2021 at 10:40 AM Eric Dumazet wrote:
>
> On Tue, Mar 23, 2021 at 7:49 AM Dmitry Vyukov wrote:
> >
> > netdev_wait_allrefs() issues a warning if refcount does not drop to 0
> > after 10 seconds. While 10 second wait generally should not happen
> > u
On Wed, Mar 24, 2021 at 11:00 PM Melissa Wen wrote:
>
> On 03/20, Dmitry Vyukov wrote:
> > vkms_vblank_simulate() uses WARN_ON for timing-dependent condition
> > (timer overrun). This is a mis-use of WARN_ON, WARN_ON must be used
> > to denote kernel bugs. Use pr_warn()
On Wed, Mar 24, 2021 at 3:12 PM Dmitry Vyukov wrote:
> > On Wed, 24 Mar 2021 at 15:01, Peter Zijlstra wrote:
> > >
> > > One last try, I'll leave it alone now, I promise :-)
> >
> > This looks like it does what you suggested, thanks! :-)
> >
>
On Wed, Mar 24, 2021 at 3:05 PM Marco Elver wrote:
>
> On Wed, 24 Mar 2021 at 15:01, Peter Zijlstra wrote:
> >
> > One last try, I'll leave it alone now, I promise :-)
>
> This looks like it does what you suggested, thanks! :-)
>
> I'll still need to think about it, because of the potential
On Wed, Mar 24, 2021 at 12:49 PM Mimi Zohar wrote:
>
> On Wed, 2021-03-24 at 12:37 +0100, Dmitry Vyukov wrote:
> > On Wed, Mar 24, 2021 at 12:21 PM Tetsuo Handa
> > wrote:
> > >
> > > On 2021/03/24 20:10, Mimi Zohar wrote:
> > > > On We
On Wed, Mar 24, 2021 at 12:21 PM Tetsuo Handa
wrote:
>
> On 2021/03/24 20:10, Mimi Zohar wrote:
> > On Wed, 2021-03-24 at 19:10 +0900, Tetsuo Handa wrote:
> >> On 2021/03/24 1:13, Mimi Zohar wrote:
> >>> On Wed, 2021-03-24 at 00:14 +0900, Tetsuo Handa wrote:
> On 2021/03/23 23:47, Mimi Zohar
On Sun, Mar 21, 2021 at 7:44 PM Alexander Lochmann
wrote:
>
> It simply stores the executed PCs.
> The execution order is discarded.
> Each bit in the shared buffer represents every fourth
> byte of the text segment.
> Since a call instruction on every supported
> architecture is at least four
On Mon, Mar 22, 2021 at 8:26 PM David Miller wrote:
>
> From: Dmitry Vyukov
> Date: Sat, 20 Mar 2021 15:28:51 +0100
>
> > netdev_wait_allrefs() issues a warning if refcount does not drop to 0
> > after 10 seconds. While 10 second wait generally should not happen
&
be useful for e.g. manual bisection.
The default value matches the current behavior.
Signed-off-by: Dmitry Vyukov
Fixes: https://bugzilla.kernel.org/show_bug.cgi?id=211877
Cc: net...@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
Changes since v1:
- use sysctl instead of a config
On Tue, Mar 23, 2021 at 7:24 AM tl455047 wrote:
>
> Fixed a typo in comment.
>
> Signed-off-by: tl455047
Reviewed-by: Dmitry Vyukov
+Andrew, linux-mm as KCOV patches are generally merged into mm.
Thanks for the fix
> ---
> kernel/kcov.c | 2 +-
> 1 file changed, 1 ins
s a file's integrity status stored in the "iint_cache".
> >
> > All integrity_inode_get() callers first verify that the IMA policy has
> > been loaded, before calling it. Yet for some reason, it is still being
> > called, causing a NULL pointer dereference.
> >
> > As
On Mon, Mar 22, 2021 at 8:18 AM Christoph Hellwig wrote:
>
> I've been running the reproducer on a KASAN enable VM for about
> 15 minutes now, but haven't been able to reproduce it.
>
> Is there a way to inject this proposed fix into the syzbot queue?
Hi Christoph,
Yes, since this bug has a
matches the current behavior.
Signed-off-by: Dmitry Vyukov
Fixes: https://bugzilla.kernel.org/show_bug.cgi?id=211877
Cc: net...@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
---
net/Kconfig| 12
net/core/dev.c | 4 +++-
2 files changed, 15 insertions(+), 1 deletion(-)
diff --git
vkms_vblank_simulate() uses WARN_ON for timing-dependent condition
(timer overrun). This is a mis-use of WARN_ON, WARN_ON must be used
to denote kernel bugs. Use pr_warn() instead.
Signed-off-by: Dmitry Vyukov
Reported-by: syzbot+4fc21a003c8332eb0...@syzkaller.appspotmail.com
Cc: Rodrigo
> https://lkml.kernel.org/r/1c351187-253b-2d49-acaf-4563c63ae...@i-love.sakura.ne.jp
>
> Reported-by: syzbot
> Reported-by: syzbot
> Reported-by: syzbot
> References:
> https://lkml.kernel.org/r/1595640639-9310-1-git-send-email-penguin-ker...@i-love.sakura.ne.jp
> Signed-off
On Fri, Mar 19, 2021 at 9:22 PM Mimi Zohar wrote:
>
> On Thu, 2021-03-18 at 07:53 +0100, Dmitry Vyukov wrote:
> > On Thu, Mar 18, 2021 at 3:18 AM Mimi Zohar wrote:
> > >
> > > Hi Dmitry,
> > >
> > > On Mon, 2021-03-15 at 14:07 +0100, Dmitry Vyuko
.On Fri, Mar 19, 2021 at 10:44 AM syzbot
wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit:8b12a62a Merge tag 'drm-fixes-2021-03-19' of git://anongit..
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=17e815aed0
> kernel
On Fri, Mar 19, 2021 at 7:08 AM Hillf Danton wrote:
>
> On Thu, 18 Mar 2021 08:10:19 -0700
> > Hello,
> >
> > syzbot found the following issue on:
> >
> > HEAD commit:6417f031 module: remove never implemented MODULE_SUPPORTED..
> > git tree: upstream
> > console output:
On Thu, Mar 18, 2021 at 8:31 PM syzbot
wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit:bf152b0b Merge tag 'for_linus' of git://git.kernel.org/pub..
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=17d5264ed0
> kernel config:
On Thu, Mar 18, 2021 at 4:35 PM Ben Dooks wrote:
>
> On 18/03/2021 15:18, Dmitry Vyukov wrote:
> > On Mon, Mar 15, 2021 at 3:41 PM Ben Dooks wrote:
> >>
> >> On 15/03/2021 11:52, Dmitry Vyukov wrote:
> >>> On Mon, Mar 15, 2021 at 12:30 PM Ben Dooks
&
On Mon, Mar 15, 2021 at 3:41 PM Ben Dooks wrote:
>
> On 15/03/2021 11:52, Dmitry Vyukov wrote:
> > On Mon, Mar 15, 2021 at 12:30 PM Ben Dooks
> > wrote:
> >>
> >> On 14/03/2021 11:03, Dmitry Vyukov wrote:
> >>> On Sun, Mar 14, 2021 at 11:01 AM Dm
On Thu, Mar 18, 2021 at 3:50 PM Kefeng Wang wrote:
> >> On 2021/3/14 18:47, Dmitry Vyukov wrote:
> >>> On Sun, Mar 14, 2021 at 11:14 AM syzbot
> >>> wrote:
> >>>> Hello,
> >>>>
> >>>> syzbot found the following iss
On Mon, Mar 15, 2021 at 5:55 PM Ben Dooks wrote:
> > On Fri, Mar 12, 2021 at 9:12 PM Ben Dooks wrote:
>
> >>> Still no luck for the moment, can't reproduce it locally, my test is
> >>> maybe not that good (I created threads all day long in order to trigger
> >>> the put_user of schedule_tail).
>
On Thu, Mar 18, 2021 at 1:21 PM Kefeng Wang wrote:
> On 2021/3/14 18:47, Dmitry Vyukov wrote:
> > On Sun, Mar 14, 2021 at 11:14 AM syzbot
> > wrote:
> >> Hello,
> >>
> >> syzbot found the following issue on:
> >>
> >&g
> Sean Christopherson wrote:
> On Mon, Feb 25, 2019 at 06:50:05AM -0800, syzbot wrote:
> > Hello,
> >
> > syzbot found the following crash on:
> >
> > HEAD commit: 94a47529a645 Add linux-next specific files for 20190222
> > git tree: linux-next
> > console output:
On Tue, Dec 1, 2020 at 8:40 AM syzbot
wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit:c6b11acc Add linux-next specific files for 20201130
> git tree: linux-next
> console output: https://syzkaller.appspot.com/x/log.txt?x=114b94e950
> kernel config:
On Thu, Mar 18, 2021 at 10:41 AM Ben Dooks wrote:
>
> On 12/03/2021 17:38, Dmitry Vyukov wrote:
> > On Fri, Mar 12, 2021 at 6:34 PM Dmitry Vyukov wrote:
> >>
> >> On Fri, Mar 12, 2021 at 5:36 PM Ben Dooks
> >> wrote:
> >>>
> >>> O
On Wed, Mar 17, 2021 at 7:45 PM Mark Rutland wrote:
>
> On Thu, Mar 11, 2021 at 05:56:46PM +0100, Dmitry Vyukov wrote:
> > On Thu, Mar 11, 2021 at 1:33 PM Mark Rutland wrote:
> > > FWIW, I keep my fuzzing config fragment in my fuzzing/* branches on
> > > git.ker
On Wed, Mar 17, 2021 at 10:10 PM Alexander Lochmann
wrote:
> On 15.03.21 09:02, Dmitry Vyukov wrote:
> >>> Does this introduce an additional real of t->kcov_mode?
> >>> If yes, please reuse the value read in check_kcov_mode.
> >> Okay. How do I get that val
On Thu, Mar 18, 2021 at 3:18 AM Mimi Zohar wrote:
>
> Hi Dmitry,
>
> On Mon, 2021-03-15 at 14:07 +0100, Dmitry Vyukov wrote:
> > On Mon, Mar 15, 2021 at 1:41 PM Mimi Zohar wrote:
> > >
> > > On Mon, 2021-03-15 at 11:58 +0100, Dmitry Vyukov wrote:
> > &
On Wed, Mar 17, 2021 at 9:32 AM Arnd Bergmann wrote:
> > > > > wrote:
> > > > > > On Tue, Mar 16, 2021 at 04:44:45PM +0100, Arnd Bergmann wrote:
> > > > > > > On Tue, Mar 16, 2021 at 11:17 AM Dmitry Vyukov
> > > > > > >
On Tue, Mar 16, 2021 at 5:28 PM Arnd Bergmann wrote:
>
> On Tue, Mar 16, 2021 at 5:13 PM Dmitry Vyukov wrote:
> >
> > On Tue, Mar 16, 2021 at 5:03 PM Arnd Bergmann wrote:
> > >
> > > On Tue, Mar 16, 2021 at 4:51 PM Russell King - ARM Linux admin
> > &g
On Tue, Mar 16, 2021 at 5:03 PM Arnd Bergmann wrote:
>
> On Tue, Mar 16, 2021 at 4:51 PM Russell King - ARM Linux admin
> wrote:
> > On Tue, Mar 16, 2021 at 04:44:45PM +0100, Arnd Bergmann wrote:
> > > On Tue, Mar 16, 2021 at 11:17 AM Dmitry Vyukov wrote:
> > &
On Tue, Mar 16, 2021 at 4:51 PM Russell King - ARM Linux admin
wrote:
>
> On Tue, Mar 16, 2021 at 04:44:45PM +0100, Arnd Bergmann wrote:
> > On Tue, Mar 16, 2021 at 11:17 AM Dmitry Vyukov wrote:
> > > On Tue, Mar 16, 2021 at 11:02 AM Arnd Bergmann wrote:
> > > &g
On Tue, Mar 16, 2021 at 2:56 PM Arnd Bergmann wrote:
>
> On Tue, Mar 16, 2021 at 11:44 AM Dmitry Vyukov wrote:
> >
> > On Tue, Mar 16, 2021 at 11:18 AM syzbot
> > wrote:
> > >
> > > Hello,
> > >
> > > syzbot found the following
On Tue, Mar 16, 2021 at 2:56 PM Arnd Bergmann wrote:
>
> On Tue, Mar 16, 2021 at 11:44 AM Dmitry Vyukov wrote:
> >
> > On Tue, Mar 16, 2021 at 11:18 AM syzbot
> > wrote:
> > >
> > > Hello,
> > >
> > > syzbot found the following
On Tue, Mar 16, 2021 at 12:35 PM Ben Dooks wrote:
> >>>> On 12/03/2021 16:25, Alex Ghiti wrote:
> >>>>>
> >>>>>
> >>>>> Le 3/12/21 à 10:12 AM, Dmitry Vyukov a écrit :
> >>>>>> On Fri, Mar 12, 2021 at 2:50
On Tue, Mar 16, 2021 at 11:18 AM syzbot
wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit:29ad81a1 arch/x86: add missing include to sparsemem.h
> git tree: https://github.com/google/kmsan.git master
> console output:
On Tue, Mar 16, 2021 at 11:02 AM Arnd Bergmann wrote:
> > On Tue, Mar 16, 2021 at 8:18 AM syzbot
> > wrote:
> > >
> > > Hello,
> > >
> > > syzbot found the following issue on:
> > >
> > > HEAD commit:1e28eed1 Linux 5.12-rc3
> > > git tree: upstream
> > > console output:
On Tue, Mar 16, 2021 at 10:24 AM Russell King - ARM Linux admin
wrote:
>
> On Tue, Mar 16, 2021 at 08:59:17AM +0100, Dmitry Vyukov wrote:
> > On Tue, Mar 16, 2021 at 8:18 AM syzbot
> > wrote:
> > >
> > > Hello,
> > >
> > > syzbot found the fo
On Mon, Mar 15, 2021 at 10:38 PM Ben Dooks wrote:
>
> On 13/03/2021 07:20, Dmitry Vyukov wrote:
> > On Fri, Mar 12, 2021 at 9:12 PM Ben Dooks wrote:
> >>
> >> On 12/03/2021 16:25, Alex Ghiti wrote:
> >>>
> >>>
> >>> Le 3/12/21 à
On Tue, Mar 16, 2021 at 8:18 AM syzbot
wrote:
>
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit:1e28eed1 Linux 5.12-rc3
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=167535e6d0
> kernel config:
On Mon, Mar 15, 2021 at 10:43 PM Alexander Lochmann
wrote:
> On 15.03.21 09:02, Dmitry Vyukov wrote:
> >>>> static notrace unsigned long canonicalize_ip(unsigned long ip)
> >>>> @@ -191,18 +192,26 @@ void notrace __sanitizer_cov_trace_pc(void)
>
gt; [1]:
> https://groups.google.com/g/syzkaller-bugs/search?q=kasan%20use-after-free%20task_work_run
>
> Signed-off-by: Walter Wu
> Suggested-by: Dmitry Vyukov
> Cc: Andrey Konovalov
> Cc: Andrey Ryabinin
> Cc: Dmitry Vyukov
> Cc: Alexander Potapenko
> Cc: A
On Mon, Mar 15, 2021 at 1:41 PM Mimi Zohar wrote:
>
> Hi Dmitry,
>
> On Mon, 2021-03-15 at 11:58 +0100, Dmitry Vyukov wrote:
> > Hi,
> >
> > I am trying to boot 5.12-rc3 with this config:
> > https://github.com/google/syzkaller/blob/cc1cff8f1e1a585894796d6eae8
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