Displaying 7 results from an estimated 7 matches for "spinlock_debug".
2018 Jul 31
1
KASAN: use-after-free Read in vhost_transport_send_pkt
...; netlink: 'syz-executor5': attribute type 2 has an invalid length.
> binder: 28577:28588 transaction failed 29189/-22, size 0-0 line 2852
> ==================================================================
> BUG: KASAN: use-after-free in debug_spin_lock_before
> kernel/locking/spinlock_debug.c:83 [inline]
> BUG: KASAN: use-after-free in do_raw_spin_lock+0x1c0/0x200
> kernel/locking/spinlock_debug.c:112
> Read of size 4 at addr ffff880194d0ec6c by task syz-executor4/28583
>
> CPU: 1 PID: 28583 Comm: syz-executor4 Not tainted 4.18.0-rc7+ #169
> Hardware name: Google Go...
2015 Feb 06
0
[PATCH] x86 spinlock: Fix memory corruption on completing completions
...fffffffa1702276
[ 161.613469] 0000000000000000 ffff88017cf70000 ffff88056b227aa8 ffffffff9e1d009c
[ 161.613469] ffffffffa3edae60 0000000086c3f830 ffff88056b227ad8 ffffffff9e1d01d7
[ 161.613469] Call Trace:
[ 161.613469] dump_stack (lib/dump_stack.c:52)
[ 161.613469] spin_dump (kernel/locking/spinlock_debug.c:68 (discriminator 8))
[ 161.613469] do_raw_spin_lock (include/linux/nmi.h:48 kernel/locking/spinlock_debug.c:119 kernel/locking/spinlock_debug.c:137)
[ 161.613469] _raw_spin_lock (kernel/locking/spinlock.c:152)
[ 161.613469] ? __purge_vmap_area_lazy (mm/vmalloc.c:615)
[ 161.613469] __purge_vm...
2015 Feb 06
0
[PATCH] x86 spinlock: Fix memory corruption on completing completions
...fffffffa1702276
[ 161.613469] 0000000000000000 ffff88017cf70000 ffff88056b227aa8 ffffffff9e1d009c
[ 161.613469] ffffffffa3edae60 0000000086c3f830 ffff88056b227ad8 ffffffff9e1d01d7
[ 161.613469] Call Trace:
[ 161.613469] dump_stack (lib/dump_stack.c:52)
[ 161.613469] spin_dump (kernel/locking/spinlock_debug.c:68 (discriminator 8))
[ 161.613469] do_raw_spin_lock (include/linux/nmi.h:48 kernel/locking/spinlock_debug.c:119 kernel/locking/spinlock_debug.c:137)
[ 161.613469] _raw_spin_lock (kernel/locking/spinlock.c:152)
[ 161.613469] ? __purge_vmap_area_lazy (mm/vmalloc.c:615)
[ 161.613469] __purge_vm...
2006 Mar 19
1
HFC USB (was MultiBRI in Australia - found one - maybe)
> Hmm,
>
> I was using 0.3.0 rc24, or the unstable branch. I see 0.2.0 is listed
as
> 'stable' so maybe I should have used that. Please do keep me informed
of
> your progress.
>
> Craig
After finally getting chan_misdn to load (missing #include to bitops.h
under Debian at least) it still won't load, and won't tell me why even
with all the debug stuff
2006 Mar 19
0
HFC USB (was MultiBRI in Australia - found one-maybe)
...gt;
> -----
>
> OK Being the OH so Lazy person that I am...here are the steps that I
took
> to
> get this all going.
>
>
> Started with my Stock Standard CentOS 4.2 install ...
> Installed 2.6.11 Kernel sources. Compiled and installed as per
> normal...turning off spinlock_debug and SMP
> Rebooted into new kernel.
>
> Installed mISDN using the install_misdn script
> Recompiled zaptel (for the hell of it...and so that I had a timming
> source)
>
> Manually setup the /etc/misdn-init.conf
> The autodiscovery thing didn't pickup the devices.
>...
2015 Feb 06
10
[PATCH] x86 spinlock: Fix memory corruption on completing completions
Paravirt spinlock clears slowpath flag after doing unlock.
As explained by Linus currently it does:
prev = *lock;
add_smp(&lock->tickets.head, TICKET_LOCK_INC);
/* add_smp() is a full mb() */
if (unlikely(lock->tickets.tail & TICKET_SLOWPATH_FLAG))
__ticket_unlock_slowpath(lock, prev);
which
2015 Feb 06
10
[PATCH] x86 spinlock: Fix memory corruption on completing completions
Paravirt spinlock clears slowpath flag after doing unlock.
As explained by Linus currently it does:
prev = *lock;
add_smp(&lock->tickets.head, TICKET_LOCK_INC);
/* add_smp() is a full mb() */
if (unlikely(lock->tickets.tail & TICKET_SLOWPATH_FLAG))
__ticket_unlock_slowpath(lock, prev);
which