Mar 1 12:07:24 Securus kernel: [1036627.396040] ------------[ cut here ]------------ Mar 1 12:07:24 Securus kernel: [1036627.396049] WARNING: at /build/buildd/linux-2.6.32/net/ipv4/tcp_input.c:3317 tcp_clean_rtx_queue+0x6b8/0x7b0() Mar 1 12:07:24 Securus kernel: [1036627.396051] Hardware name: OEM Mar 1 12:07:24 Securus kernel: [1036627.396052] Modules linked in: binfmt_misc ipt_REDIRECT iptable_nat nf_nat nf_conntrack_ipv4 nf_conntrack nf_defrag_ipv4 xt_tcpudp iptable_filter ip_tables x_tables fbcon tileblit font bitblit softcursor vga16fb vgastate i915 ppdev drm_kms_helper parport_pc serio_raw drm i2c_algo_bit video lp output intel_agp agpgart parport e1000e Mar 1 12:07:24 Securus kernel: [1036627.396075] Pid: 1589, comm: mysqld Not tainted 2.6.32-28-generic #55-Ubuntu Mar 1 12:07:24 Securus kernel: [1036627.396077] Call Trace: Mar 1 12:07:24 Securus kernel: [1036627.396082] [<c014c892>] warn_slowpath_common+0x72/0xa0 Mar 1 12:07:24 Securus kernel: [1036627.396085] [<c0503038>] ? tcp_clean_rtx_queue+0x6b8/0x7b0 Mar 1 12:07:24 Securus kernel: [1036627.396087] [<c0503038>] ? tcp_clean_rtx_queue+0x6b8/0x7b0 Mar 1 12:07:24 Securus kernel: [1036627.396091] [<c052bc50>] ? bictcp_acked+0x0/0x180 Mar 1 12:07:24 Securus kernel: [1036627.396093] [<c014c8da>] warn_slowpath_null+0x1a/0x20 Mar 1 12:07:24 Securus kernel: [1036627.396096] [<c0503038>] tcp_clean_rtx_queue+0x6b8/0x7b0 Mar 1 12:07:24 Securus kernel: [1036627.396099] [<c013fb83>] ? finish_task_switch+0x43/0xc0 Mar 1 12:07:24 Securus kernel: [1036627.396102] [<c050332d>] tcp_ack+0x1fd/0x640 Mar 1 12:07:24 Securus kernel: [1036627.396105] [<c0504177>] tcp_rcv_established+0x4e7/0x670 Mar 1 12:07:24 Securus kernel: [1036627.396108] [<c04b843c>] ? release_sock+0x9c/0xb0 Mar 1 12:07:24 Securus kernel: [1036627.396111] [<c050b0ed>] tcp_v4_do_rcv+0xbd/0x130 Mar 1 12:07:24 Securus kernel: [1036627.396113] [<c04f8942>] tcp_prequeue_process+0x62/0x80 Mar 1 12:07:24 Securus kernel: [1036627.396116] [<c04fb24c>] tcp_recvmsg+0x8fc/0xbe0 Mar 1 12:07:24 Securus kernel: [1036627.396119] [<c058e8e6>] ? _spin_unlock_bh+0x16/0x20 Mar 1 12:07:24 Securus kernel: [1036627.396121] [<c04b843c>] ? release_sock+0x9c/0xb0 Mar 1 12:07:24 Securus kernel: [1036627.396124] [<c04f88aa>] ? tcp_push+0x7a/0xb0 Mar 1 12:07:24 Securus kernel: [1036627.396127] [<c04b7c28>] sock_common_recvmsg+0x48/0x60 Mar 1 12:07:24 Securus kernel: [1036627.396130] [<c04b7884>] sock_aio_read+0x124/0x130 Mar 1 12:07:24 Securus kernel: [1036627.396134] [<c0209164>] do_sync_read+0xc4/0x100 Mar 1 12:07:24 Securus kernel: [1036627.396137] [<c0167be0>] ? autoremove_wake_function+0x0/0x50 Mar 1 12:07:24 Securus kernel: [1036627.396140] [<c0144c79>] ? run_rebalance_domains+0x39/0xc0 Mar 1 12:07:24 Securus kernel: [1036627.396144] [<c02f6544>] ? security_file_permission+0x14/0x20 Mar 1 12:07:24 Securus kernel: [1036627.396147] [<c0209204>] ? rw_verify_area+0x64/0xe0 Mar 1 12:07:24 Securus kernel: [1036627.396149] [<c0209be2>] vfs_read+0x182/0x1a0 Mar 1 12:07:24 Securus kernel: [1036627.396152] [<c0216c7d>] ? do_fcntl+0xad/0x360 Mar 1 12:07:24 Securus kernel: [1036627.396154] [<c0355309>] ? copy_to_user+0x39/0x130 Mar 1 12:07:24 Securus kernel: [1036627.396157] [<c0209cb2>] sys_read+0x42/0x70 Mar 1 12:07:24 Securus kernel: [1036627.396160] [<c01033ec>] syscall_call+0x7/0xb Mar 1 12:07:24 Securus kernel: [1036627.396162] ---[ end trace a54f02b2f089b137 ]---
Detailed kernel version : Linux version 2.6.32-28-generic (buildd@palmer) (gcc version 4.4.3 (Ubuntu 4.4.3-4ubuntu5) ) #55-Ubuntu SMP Mon Jan 10 21:21:01 UTC 2011 (Ubuntu 2.6.32-28.55-generic 2.6.32.27+drm33.12)