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| From | Kees Cook <keescook@chromium.org> |
| Newsgroups | linux.kernel |
| Subject | Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection |
| Date | Wed, 30 Aug 2017 18:40:03 +0200 |
| Message-ID | <ukec3-2f2-17@gated-at.bofh.it> (permalink) |
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| X-Original-To | Mike Galbraith <efault@gmx.de> |
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On Tue, Aug 29, 2017 at 10:02 PM, Mike Galbraith <efault@gmx.de> wrote:
> On Tue, 2017-08-29 at 11:41 -0700, Kees Cook wrote:
>> Can you also test with 14afee4b6092 ("net: convert sock.sk_wmem_alloc
>> from atomic_t to refcount_t") reverted (instead of ARCH_HAS_REFCOUNT
>> disabled)?
>
> Nogo.
Thanks for checking!
> [ 44.901930] WARNING: CPU: 5 PID: 0 at net/netlink/af_netlink.c:374 netlink_sock_destruct+0x82/0xa0
This is so odd if 14afee4b6092 is reverted. What is line 374 for you
in net/netlink/af_netlink.c?
-Kees
--
Kees Cook
Pixel Security
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tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Mike Galbraith <efault@gmx.de> - 2017-08-29 11:00 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Kees Cook <keescook@chromium.org> - 2017-08-29 18:00 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Mike Galbraith <efault@gmx.de> - 2017-08-29 20:20 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Kees Cook <keescook@chromium.org> - 2017-08-29 20:50 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Mike Galbraith <efault@gmx.de> - 2017-08-30 07:10 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Kees Cook <keescook@chromium.org> - 2017-08-30 18:40 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Mike Galbraith <efault@gmx.de> - 2017-08-30 19:20 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Kees Cook <keescook@chromium.org> - 2017-08-30 19:40 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Mike Galbraith <efault@gmx.de> - 2017-08-30 20:00 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Kees Cook <keescook@chromium.org> - 2017-08-30 21:20 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Kees Cook <keescook@chromium.org> - 2017-08-30 21:50 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Mike Galbraith <efault@gmx.de> - 2017-08-31 04:20 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Kees Cook <keescook@chromium.org> - 2017-08-31 04:30 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Mike Galbraith <efault@gmx.de> - 2017-08-31 05:20 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Kees Cook <keescook@chromium.org> - 2017-08-31 06:10 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Kees Cook <keescook@chromium.org> - 2017-08-31 06:20 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Mike Galbraith <efault@gmx.de> - 2017-08-31 06:40 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Mike Galbraith <efault@gmx.de> - 2017-08-31 16:00 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Kees Cook <keescook@chromium.org> - 2017-08-31 19:10 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Mike Galbraith <efault@gmx.de> - 2017-08-31 19:30 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Kees Cook <keescook@chromium.org> - 2017-08-31 20:50 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Mike Galbraith <efault@gmx.de> - 2017-09-01 09:00 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Mike Galbraith <efault@gmx.de> - 2017-09-01 15:20 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Kees Cook <keescook@chromium.org> - 2017-09-01 19:20 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Mike Galbraith <efault@gmx.de> - 2017-09-01 20:00 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Kees Cook <keescook@chromium.org> - 2017-09-01 21:00 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Mike Galbraith <efault@gmx.de> - 2017-09-01 21:30 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Kees Cook <keescook@chromium.org> - 2017-09-01 21:50 +0200
Re: tip -ENOBOOT - bisected to locking/refcounts, x86/asm: Implement fast refcount overflow protection Kees Cook <keescook@chromium.org> - 2017-08-31 21:30 +0200
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