From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jiri Slaby Subject: sock lockup -> process in D state [Was: 2.6.26-rc5-mm1] Date: Tue, 10 Jun 2008 00:33:01 +0200 Message-ID: <484DAF9D.5080702@gmail.com> References: <20080609053908.8021a635.akpm@linux-foundation.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, netdev To: Andrew Morton Return-path: Received: from fg-out-1718.google.com ([72.14.220.159]:22799 "EHLO fg-out-1718.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761367AbYFIWeF (ORCPT ); Mon, 9 Jun 2008 18:34:05 -0400 Received: by fg-out-1718.google.com with SMTP id 19so1643565fgg.17 for ; Mon, 09 Jun 2008 15:34:03 -0700 (PDT) In-Reply-To: <20080609053908.8021a635.akpm@linux-foundation.org> Sender: netdev-owner@vger.kernel.org List-ID: On 06/09/2008 02:39 PM, Andrew Morton wrote: > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.26-rc5/2.6.26-rc5-mm1/ I don't know how to reproduce it so far, but posting anyway: httpd2-prefor D 00000000ffffffff 0 3697 2811 ffff810055bd7198 0000000000000046 ffff810055bd7160 ffff810055bd715c ffffffff80728000 ffff810063896700 ffff81007d093380 ffff810063896980 00000001781e1700 00000001005585a6 ffff810063896980 0000000000000600 Call Trace: [] lock_sock_nested+0x8d/0xd0 [] ? autoremove_wake_function+0x0/0x40 [] sock_fasync+0x4c/0x180 [] sock_close+0x1d/0x40 [] __fput+0xc4/0x1a0 [] fput+0x1d/0x30 [] filp_close+0x5b/0x90 [] put_files_struct+0x79/0xe0 [] exit_files+0x4e/0x60 [] do_exit+0x6e4/0x7f0 [] ? __wake_up+0x4e/0x70 [] oops_end+0x88/0x90 [] die+0x5e/0x90 [] do_trap+0x146/0x170 [] ? atomic_notifier_call_chain+0x15/0x20 [] do_invalid_op+0x92/0xb0 [] ? unlock_page+0x17/0x40 [] ? check_object+0x265/0x270 [] ? init_object+0x50/0x90 [] error_exit+0x0/0x51 [] ? unlock_page+0x17/0x40 [] ? unlock_page+0x2d/0x40 [] ? shrink_page_list+0x2fd/0x720 [] ? isolate_pages_global+0x1c3/0x270 [] ? shrink_list+0x240/0x5e0 [] ? init_object+0x50/0x90 [] ? shrink_zone+0x253/0x330 [] ? background_writeout+0x0/0xe0 [] ? try_to_free_pages+0x251/0x3e0 [] ? isolate_pages_global+0x0/0x270 [] ? __alloc_pages_internal+0x20f/0x4e0 [] ? __slab_alloc+0x6d4/0x6f0 [] ? sk_stream_alloc_skb+0x41/0x110 [] ? sk_stream_alloc_skb+0x41/0x110 [] ? __kmalloc_track_caller+0xc3/0xf0 [] ? __alloc_skb+0x6e/0x150 [] ? sk_stream_alloc_skb+0x41/0x110 [] ? tcp_sendmsg+0x370/0xc30 [] ? sock_aio_write+0x137/0x150 [] ? touch_atime+0x31/0x140 [] ? sock_aio_write+0x0/0x150 [] ? do_sync_readv_writev+0xeb/0x130 [] ? pipe_read+0x4b1/0x4c0 [] ? autoremove_wake_function+0x0/0x40 [] ? do_sync_read+0xf1/0x140 [] ? rw_copy_check_uvector+0x7e/0x130 [] ? do_readv_writev+0xcf/0x1e0 [] ? sys_epoll_wait+0xcb/0x560 [] ? vfs_writev+0x40/0x60 [] ? sys_writev+0x50/0xb0 [] ? system_call_after_swapgs+0x7b/0x80