grsecurity forums

this is not a problem caused by grsec,but the guy here are so nice here,so i put this message here,hope someone will give me some advices,and solve this problem.

my question is what the following msg mean?and what wrong with the kernel or vsftpd?

Mar 30 15:10:46 localhost kernel: vsftpd S F07FF680 0 28449 28447 (NOTLB)
Mar 30 15:10:46 localhost kernel: e6549bf4 00000000 c02554a3 f07ff680 011e217c 00000040 c1e0c560 c1e0c460
Mar 30 15:10:46 localhost kernel: c1e124a0 000186a0 14f7d2c0 000f534e c1f32550 dff7b030 dff7b158 7fffffff
Mar 30 15:10:46 localhost kernel: d1175b80 e6549c40 00000000 c02b1ec5 00000000 00000046 00000014 00000246
Mar 30 15:10:46 localhost kernel: Call Trace:
Mar 30 15:10:46 localhost kernel: [process_backlog+128/238] process_backlog+0x80/0xee
Mar 30 15:10:46 localhost kernel: [schedule_timeout+19/144] schedule_timeout+0x13/0x90
Mar 30 15:10:46 localhost kernel: [prepare_to_wait+18/76] prepare_to_wait+0x12/0x4c
Mar 30 15:10:46 localhost kernel: [release_sock+15/79] release_sock+0xf/0x4f
Mar 30 15:10:46 localhost kernel: [sk_stream_wait_memory+322/440] sk_stream_wait_memory+0x142/0x1b8
Mar 30 15:10:46 localhost kernel: [autoremove_wake_function+0/58] autoremove_wake_function+0x0/0x3a
Mar 30 15:10:46 localhost kernel: [autoremove_wake_function+0/58] autoremove_wake_function+0x0/0x3a
Mar 30 15:10:46 localhost kernel: [tcp_sendmsg+2156/2509] tcp_sendmsg+0x86c/0x9cd
Mar 30 15:10:46 localhost kernel: [sock_sendmsg+208/235] sock_sendmsg+0xd0/0xeb
Mar 30 15:10:46 localhost kernel: [mpage_bio_submit+34/39] mpage_bio_submit+0x22/0x27
Mar 30 15:10:46 localhost kernel: [mpage_readpages+233/245] mpage_readpages+0xe9/0xf5
Mar 30 15:10:46 localhost kernel: [find_busiest_group+281/706] find_busiest_group+0x119/0x2c2
Mar 30 15:10:46 localhost kernel: [autoremove_wake_function+0/58] autoremove_wake_function+0x0/0x3a
Mar 30 15:10:46 localhost kernel: [kmap_high+287/346] kmap_high+0x11f/0x15a
Mar 30 15:10:46 localhost kernel: [wake_sleeping_dependent+297/310] wake_sleeping_dependent+0x129/0x136
Mar 30 15:10:46 localhost kernel: [kernel_sendmsg+51/60] kernel_sendmsg+0x33/0x3c
Mar 30 15:10:46 localhost kernel: [sock_no_sendpage+76/93] sock_no_sendpage+0x4c/0x5d
Mar 30 15:10:46 localhost kernel: [tcp_sendpage+50/95] tcp_sendpage+0x32/0x5f
Mar 30 15:10:46 localhost kernel: [sock_sendpage+55/59] sock_sendpage+0x37/0x3b
Mar 30 15:10:46 localhost kernel: [file_send_actor+51/74] file_send_actor+0x33/0x4a
Mar 30 15:10:46 localhost kernel: [do_generic_mapping_read+368/1015] do_generic_mapping_read+0x170/0x3f7
Mar 30 15:10:46 localhost kernel: [filemap_nopage+382/728] filemap_nopage+0x17e/0x2d8
Mar 30 15:10:46 localhost kernel: [generic_file_sendfile+71/89] generic_file_sendfile+0x47/0x59
Mar 30 15:10:46 localhost kernel: [file_send_actor+0/74] file_send_actor+0x0/0x4a
Mar 30 15:10:46 localhost kernel: [do_sendfile+427/581] do_sendfile+0x1ab/0x245
Mar 30 15:10:46 localhost kernel: [file_send_actor+0/74] file_send_actor+0x0/0x4a
Mar 30 15:10:46 localhost kernel: [sys_sendfile64+112/128] sys_sendfile64+0x70/0x80
Mar 30 15:10:46 localhost kernel: [syscall_call+7/11] syscall_call+0x7/0xb

dirls028 wrote:this is not a problem caused by grsec,but the guy here are so nice here,so i put this message here,hope someone will give me some advices,and solve this problem.

my question is what the following msg mean?and what wrong with the kernel or vsftpd?

i think you're missing the beginning of the oops report, other than that, no idea, if you can reproduce it with a vanilla kernel as well, better report it on the kernel bugzilla.

here we can get more info about the kernel warnings,but i cann't reproduce it,any idea?


Apr 3 12:13:39 localhost kernel:
Apr 3 12:13:39 localhost kernel: sibling
Apr 3 12:13:39 localhost kernel: task PC pid father child younger older
Apr 3 12:13:39 localhost kernel: init S C0136995 0 1 0 2 (NOTLB)
Apr 3 12:13:39 localhost kernel: dfc81e7c dfd113c0 c02fbc80 c0136995 000200d0 00000000 00000282 00000282
Apr 3 12:13:39 localhost kernel: c1e124a0 00000000 6401a180 00108402 c1f32550 c1f32a70 c1f32b98 dfc81e8c
Apr 3 12:13:39 localhost kernel: 15164d5e 00000800 00000000 c02b1f21 dfc81e8c 15164d5e c1e13754 c1e13754
Apr 3 12:13:39 localhost kernel: Call Trace:
Apr 3 12:13:39 localhost kernel: [__alloc_pages+70/603] __alloc_pages+0x46/0x25b
Apr 3 12:13:39 localhost kernel: [schedule_timeout+111/144] schedule_timeout+0x6f/0x90
Apr 3 12:13:39 localhost kernel: [process_timeout+0/9] process_timeout+0x0/0x9
Apr 3 12:13:39 localhost kernel: [do_select+654/726] do_select+0x28e/0x2d6
Apr 3 12:13:39 localhost kernel: [__pollwait+0/155] __pollwait+0x0/0x9b
Apr 3 12:13:39 localhost kernel: [core_sys_select+514/695] core_sys_select+0x202/0x2b7
Apr 3 12:13:39 localhost kernel: [copy_from_user+58/96] copy_from_user+0x3a/0x60
Apr 3 12:13:39 localhost kernel: [sys_select+157/351] sys_select+0x9d/0x15f
Apr 3 12:13:39 localhost kernel: [syscall_call+7/11] syscall_call+0x7/0xb
Apr 3 12:13:39 localhost kernel: migration/0 S C3BE7F4C 0 2 1 3 (L-TLB)
Apr 3 12:13:39 localhost kernel: dfca3fac c3be7f50 c3be7f48 c3be7f4c 00000287 dfca3fa0 00000000 f3228030
Apr 3 12:13:39 localhost kernel: c1e0a4a0 00000000 61cc8e80 00108401 f3228030 c1f32030 c1f32158 c1e0ade8
Apr 3 12:13:39 localhost kernel: c1e0a4a0 dfca2000 dfca3fc0 c0115bce dfca2000 dfc81f64 00000000 c0115b46
Apr 3 12:13:39 localhost kernel: Call Trace:
Apr 3 12:13:39 localhost kernel: [migration_thread+136/230] migration_thread+0x88/0xe6
Apr 3 12:13:39 localhost kernel: [migration_thread+0/230] migration_thread+0x0/0xe6
Apr 3 12:13:39 localhost kernel: [kthread+124/166] kthread+0x7c/0xa6
Apr 3 12:13:39 localhost kernel: [do_journal_end+272/2210] do_journal_end+0x110/0x8a2
Apr 3 12:13:39 localhost kernel: [tcp_recvmsg+859/1640] tcp_recvmsg+0x35b/0x668
Apr 3 12:13:39 localhost kernel: [sock_common_recvmsg+54/75] sock_common_recvmsg+0x36/0x4b
Apr 3 12:13:39 localhost kernel: [sock_recvmsg+221/249] sock_recvmsg+0xdd/0xf9
Apr 3 12:13:39 localhost kernel: [reiserfs_async_progress_wait+64/108] reiserfs_async_progress_wait+0x40/0x6c
Apr 3 12:13:39 localhost kernel: [autoremove_wake_function+0/58] autoremove_wake_function+0x0/0x3a
Apr 3 12:13:39 localhost kernel: [reiserfs_file_write+1478/1516] reiserfs_file_write+0x5c6/0x5ec
Apr 3 12:13:39 localhost kernel: [buffered_rmqueue+306/448] buffered_rmqueue+0x132/0x1c0
Apr 3 12:13:39 localhost kernel: [sys_recvfrom+157/245] sys_recvfrom+0x9d/0xf5
Apr 3 12:13:39 localhost kernel: [locks_free_lock+129/133] locks_free_lock+0x81/0x85
Apr 3 12:13:39 localhost kernel: [do_gettimeofday+28/170] do_gettimeofday+0x1c/0xaa
Apr 3 12:13:39 localhost kernel: [rb_insert_color+90/195] rb_insert_color+0x5a/0xc3
Apr 3 12:13:39 localhost kernel: [enqueue_hrtimer+95/141] enqueue_hrtimer+0x5f/0x8d
Apr 3 12:13:39 localhost kernel: [hrtimer_start+178/206] hrtimer_start+0xb2/0xce
Apr 3 12:13:39 localhost kernel: [hrtimer_start+195/206] hrtimer_start+0xc3/0xce
Apr 3 12:13:39 localhost kernel: [do_setitimer+281/1138] do_setitimer+0x119/0x472
Apr 3 12:13:39 localhost kernel: [sys_recv+25/29] sys_recv+0x19/0x1d
Apr 3 12:13:39 localhost kernel: [sys_socketcall+259/384] sys_socketcall+0x103/0x180
Apr 3 12:13:39 localhost kernel: [syscall_call+7/11] syscall_call+0x7/0xb