Press <DEL> FOR SYSTEM RECOVERY
[ 0.000000] Booting Linux on physical CPU 0x0
[ 0.000000] Linux version 3.11.0-rc3-next-20130731+ (i@Ildjarn) (gcc version 4.6.3 (crosstool-NG 1.16.0) ) #198 PREEMPT Thu Aug 1 09:48:24 CEST 2013
[ 0.000000] CPU: FA526 [66015261] revision 1 (ARMv4), cr=0000397f
[ 0.000000] CPU: VIVT data cache, VIVT instruction cache
[ 0.000000] Machine: MOXA UC-7112-LX, model: MOXA UC-7112-LX
[ 0.000000] Memory policy: ECC disabled, Data cache writeback
[ 0.000000] On node 0 totalpages: 8192
[ 0.000000] free_area_init_node: node 0, pgdat c02d9a60, node_mem_map c07fb000
[ 0.000000] Normal zone: 64 pages used for memmap
[ 0.000000] Normal zone: 0 pages reserved
[ 0.000000] Normal zone: 8192 pages, LIFO batch:0
[ 0.000000] pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768
[ 0.000000] pcpu-alloc: [0] 0
[ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 8128
[ 0.000000] Kernel command line: debug loglevel=9 console=ttyS0,115200n8 root=/dev/mmcblk0p1 rw rootwait
[ 0.000000] PID hash table entries: 128 (order: -3, 512 bytes)
[ 0.000000] Dentry cache hash table entries: 4096 (order: 2, 16384 bytes)
[ 0.000000] Inode-cache hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.000000] Memory: 24272K/32768K available (2231K kernel code, 88K rwdata, 468K rodata, 95K init, 5244K bss, 8496K reserved)
[ 0.000000] Virtual kernel memory layout:
[ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB)
[ 0.000000] fixmap : 0xfff00000 - 0xfffe0000 ( 896 kB)
[ 0.000000] vmalloc : 0xc2800000 - 0xff000000 ( 968 MB)
[ 0.000000] lowmem : 0xc0000000 - 0xc2000000 ( 32 MB)
[ 0.000000] .text : 0xc0008000 - 0xc02aae04 (2700 kB)
[ 0.000000] .init : 0xc02ab000 - 0xc02c2d84 ( 96 kB)
[ 0.000000] .data : 0xc02c4000 - 0xc02da240 ( 89 kB)
[ 0.000000] .bss : 0xc02da240 - 0xc07f92c4 (5245 kB)
[ 0.000000] SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[ 0.000000] Preemptible hierarchical RCU implementation.
[ 0.000000] NR_IRQS:16 nr_irqs:16 16
[ 0.000000] sched_clock: 32 bits at 100 Hz, resolution 10000000ns, wraps every 4294967286ms
[ 0.000000] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar
[ 0.000000] ... MAX_LOCKDEP_SUBCLASSES: 8
[ 0.000000] ... MAX_LOCK_DEPTH: 48
[ 0.000000] ... MAX_LOCKDEP_KEYS: 8191
[ 0.000000] ... CLASSHASH_SIZE: 4096
[ 0.000000] ... MAX_LOCKDEP_ENTRIES: 16384
[ 0.000000] ... MAX_LOCKDEP_CHAINS: 32768
[ 0.000000] ... CHAINHASH_SIZE: 16384
[ 0.000000] memory used by lock dependency info: 3695 kB
[ 0.000000] per task-struct memory footprint: 1152 bytes
[ 0.010000] Calibrating delay loop... 144.79 BogoMIPS (lpj=723968)
[ 0.080000] pid_max: default: 4096 minimum: 301
[ 0.080000] Mount-cache hash table entries: 512
[ 0.110000] CPU: Testing write buffer coherency: ok
[ 0.120000] Setting up static identity map for 0xc0220c40 - 0xc0220c88
[ 0.150000] devtmpfs: initialized
[ 0.180000] NET: Registered protocol family 16
[ 0.190000] DMA: preallocated 256 KiB pool for atomic coherent allocations
[ 0.470000] bio: create slab <bio-0> at 0
[ 0.550000] Switched to clocksource moxart_timer
[ 0.610000] NET: Registered protocol family 2
[ 0.620000] TCP established hash table entries: 512 (order: 0, 4096 bytes)
[ 0.620000] TCP bind hash table entries: 512 (order: 2, 18432 bytes)
[ 0.620000] TCP: Hash tables configured (established 512 bind 512)
[ 0.620000] TCP: reno registered
[ 0.620000] UDP hash table entries: 128 (order: 1, 10240 bytes)
[ 0.620000] UDP-Lite hash table entries: 128 (order: 1, 10240 bytes)
[ 0.640000] NET: Registered protocol family 1
[ 0.950000] jffs2: version 2.2. (NAND) © 2001-2006 Red Hat, Inc.
[ 0.970000] msgmni has been set to 47
[ 0.970000] io scheduler noop registered
[ 0.970000] io scheduler cfq registered (default)
[ 0.980000] Serial: 8250/16550 driver, 1 ports, IRQ sharing enabled
[ 1.030000] 98200000.uart: ttyS0 at MMIO 0x98200000 (irq = 21, base_baud = 921600) is a 16550A
[ 1.420000] console [ttyS0] enabled
[ 1.490000] 80000000.flash: Found 1 x16 devices at 0x0 in 16-bit bank. Manufacturer ID 0x000089 Chip ID 0x000018
[ 1.500000] Intel/Sharp Extended Query Table at 0x0031
[ 1.500000] Intel/Sharp Extended Query Table at 0x0031
[ 1.510000] Using buffer write method
[ 1.510000] cfi_cmdset_0001: Erase suspend on write enabled
[ 1.520000] erase region 0: offset=0x0,size=0x20000,blocks=128
[ 1.520000] 4 ofpart partitions found on MTD device 80000000.flash
[ 1.530000] Creating 4 MTD partitions on "80000000.flash":
[ 1.540000] 0x000000000000-0x000000040000 : "bootloader"
[ 1.580000] 0x000000040000-0x000000200000 : "linux kernel"
[ 1.610000] 0x000000200000-0x000000a00000 : "root filesystem"
[ 1.650000] 0x000000a00000-0x000001000000 : "user filesystem"
[ 1.810000] TCP: cubic registered
[ 1.840000] drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
[ 1.860000] Waiting for root device /dev/mmcblk0p1...
[ 1.880000] mmc0: new SD card at address 636c
[ 1.890000] mmcblk0: mmc0:636c SD02G 1.83 GiB
[ 1.920000] mmcblk0: p1
[ 2.120000] EXT3-fs (mmcblk0p1): warning: ext3_clear_journal_err: Filesystem error recorded from previous mount: IO failure
[ 2.130000] kjournald starting. Commit interval 5 seconds
[ 2.140000] EXT3-fs (mmcblk0p1): warning: ext3_clear_journal_err: Marking fs in need of filesystem check.
[ 2.170000] EXT3-fs (mmcblk0p1): warning: mounting fs with errors, running e2fsck is recommended
[ 2.190000] EXT3-fs (mmcblk0p1): using internal journal
[ 2.210000] EXT3-fs (mmcblk0p1): recovery complete
[ 2.210000] EXT3-fs (mmcblk0p1): mounted filesystem with ordered data mode
[ 2.220000] VFS: Mounted root (ext3 filesystem) on device 179:1.
[ 2.240000] devtmpfs: mounted
[ 2.250000] Freeing unused kernel memory: 92K (c02ab000 - c02c2000)
init started: BusyBox v1.22.0.git (2013-04-03 16:30:19 CEST)
starting pid 222, tty '': '/etc/init.d/start'
PING 10.0.1.200 (10.0.1.200): 56 data bytes
64 bytes from 10.0.1.200: seq=0 ttl=64 time=10.149 ms
64 bytes from 10.0.1.200: seq=1 ttl=64 time=2.307 ms
64 bytes from 10.0.1.200: seq=2 ttl=64 time=2.256 ms
[ 6.650000] SysRq : Terminate All Tasks
starting pid 227, tty '': '/bin/cttyhack /bin/sh'
# #
[ 7.130000]
[ 7.130000] ======================================================
[ 7.130000] [ INFO: possible circular locking dependency detected ]
[ 7.130000] 3.11.0-rc3-next-20130731+ #198 Not tainted
[ 7.130000] -------------------------------------------------------
[ 7.130000] sh/227 is trying to acquire lock:
[ 7.130000] (&tty->termios_rwsem){++++..}, at: [<c0157d0c>] n_tty_read+0x3dc/0x900
[ 7.130000]
[ 7.130000] but task is already holding lock:
[ 7.130000] (&ldata->atomic_read_lock){+.+...}, at: [<c0157ed8>] n_tty_read+0x5a8/0x900
[ 7.130000]
[ 7.130000] which lock already depends on the new lock.
[ 7.130000]
[ 7.130000]
[ 7.130000] the existing dependency chain (in reverse order) is:
[ 7.130000]
-> #1 (&ldata->atomic_read_lock){+.+...}:
[ 7.130000] [<c004b298>] lock_acquire+0x64/0x78
[ 7.130000] [<c021cb4c>] mutex_lock_interruptible_nested+0x60/0x3d4
[ 7.130000] [<c0157ed8>] n_tty_read+0x5a8/0x900
[ 7.130000] [<c0151320>] tty_read+0x7c/0xd0
[ 7.130000] [<c008aa60>] vfs_read+0xa8/0x138
[ 7.130000] [<c008ae90>] SyS_read+0x44/0x6c
[ 7.130000] [<c0009080>] ret_fast_syscall+0x0/0x44
[ 7.130000]
-> #0 (&tty->termios_rwsem){++++..}:
[ 7.130000] [<c004a76c>] __lock_acquire+0x1594/0x1bd0
[ 7.130000] [<c004b298>] lock_acquire+0x64/0x78
[ 7.130000] [<c021e248>] down_read+0x2c/0x3c
[ 7.130000] [<c0157d0c>] n_tty_read+0x3dc/0x900
[ 7.130000] [<c0151320>] tty_read+0x7c/0xd0
[ 7.130000] [<c008aa60>] vfs_read+0xa8/0x138
[ 7.130000] [<c008ae90>] SyS_read+0x44/0x6c
[ 7.130000] [<c0009080>] ret_fast_syscall+0x0/0x44
[ 7.130000]
[ 7.130000] other info that might help us debug this:
[ 7.130000]
[ 7.130000] Possible unsafe locking scenario:
[ 7.130000]
[ 7.130000] CPU0 CPU1
[ 7.130000] ---- ----
[ 7.130000] lock(&ldata->atomic_read_lock);
[ 7.130000] lock(&tty->termios_rwsem);
[ 7.130000] lock(&ldata->atomic_read_lock);
[ 7.130000] lock(&tty->termios_rwsem);
[ 7.130000]
[ 7.130000] *** DEADLOCK ***
[ 7.130000]
[ 7.130000] 2 locks held by sh/227:
[ 7.130000] #0: (&tty->ldisc_sem){.+.+..}, at: [<c0159d90>] tty_ldisc_ref_wait+0x14/0x3c
[ 7.130000] #1: (&ldata->atomic_read_lock){+.+...}, at: [<c0157ed8>] n_tty_read+0x5a8/0x900
[ 7.130000]
[ 7.130000] stack backtrace:
[ 7.130000] CPU: 0 PID: 227 Comm: sh Not tainted 3.11.0-rc3-next-20130731+ #198
[ 7.130000] [<c000c680>] (unwind_backtrace+0x0/0xf0) from [<c000b294>] (show_stack+0x10/0x14)
[ 7.130000] [<c000b294>] (show_stack+0x10/0x14) from [<c0219d50>] (print_circular_bug+0x260/0x2b4)
[ 7.130000] [<c0219d50>] (print_circular_bug+0x260/0x2b4) from [<c004a76c>] (__lock_acquire+0x1594/0x1bd0)
[ 7.130000] [<c004a76c>] (__lock_acquire+0x1594/0x1bd0) from [<c004b298>] (lock_acquire+0x64/0x78)
[ 7.130000] [<c004b298>] (lock_acquire+0x64/0x78) from [<c021e248>] (down_read+0x2c/0x3c)
[ 7.130000] [<c021e248>] (down_read+0x2c/0x3c) from [<c0157d0c>] (n_tty_read+0x3dc/0x900)
[ 7.130000] [<c0157d0c>] (n_tty_read+0x3dc/0x900) from [<c0151320>] (tty_read+0x7c/0xd0)
[ 7.130000] [<c0151320>] (tty_read+0x7c/0xd0) from [<c008aa60>] (vfs_read+0xa8/0x138)
[ 7.130000] [<c008aa60>] (vfs_read+0xa8/0x138) from [<c008ae90>] (SyS_read+0x44/0x6c)
[ 7.130000] [<c008ae90>] (SyS_read+0x44/0x6c) from [<c0009080>] (ret_fast_syscall+0x0/0x44)
#
# ping 10 ^C
# ping -s 50000 10.0.1.200
PING 10.0.1.200 (10.0.1.200): 50000 data bytes
50008 bytes from 10.0.1.200: seq=0 ttl=64 time=36.294 ms
50008 bytes from 10.0.1.200: seq=1 ttl=64 time=35.708 ms
50008 bytes from 10.0.1.200: seq=2 ttl=64 time=35.763 ms
50008 bytes from 10.0.1.200: seq=3 ttl=64 time=35.703 ms
50008 bytes from 10.0.1.200: seq=4 ttl=64 time=35.789 ms
50008 bytes from 10.0.1.200: seq=5 ttl=64 time=35.647 ms
50008 bytes from 10.0.1.200: seq=6 ttl=64 time=36.012 ms
50008 bytes from 10.0.1.200: seq=7 ttl=64 time=35.650 ms
50008 bytes from 10.0.1.200: seq=8 ttl=64 time=35.700 ms
50008 bytes from 10.0.1.200: seq=9 ttl=64 time=35.845 ms
50008 bytes from 10.0.1.200: seq=10 ttl=64 time=35.886 ms
^C
--- 10.0.1.200 ping statistics ---
11 packets transmitted, 11 packets received, 0% packet loss
round-trip min/avg/max = 35.647/35.817/36.294 ms
# ping -s 50000 10.0.1.200
PING 10.0.1.200 (10.0.1.200): 50000 data bytes
50008 bytes from 10.0.1.200: seq=0 ttl=64 time=35.694 ms
ping: recvfrom: Bad address
[ 33.340000] BUG: Bad page state in process ping pfn:019c0
[ 33.350000] page:c082e800 count:-59 mapcount:0 mapping: (null) index:0x0
[ 33.360000] page flags: 0x0()
[ 33.360000] CPU: 0 PID: 229 Comm: ping Not tainted 3.11.0-rc3-next-20130731+ #198
[ 33.390000] [<c000c680>] (unwind_backtrace+0x0/0xf0) from [<c000b294>] (show_stack+0x10/0x14)
[ 33.400000] [<c000b294>] (show_stack+0x10/0x14) from [<c0060404>] (bad_page+0xa8/0x108)
[ 33.410000] [<c0060404>] (bad_page+0xa8/0x108) from [<c00609dc>] (get_page_from_freelist+0x474/0x594)
[ 33.420000] [<c00609dc>] (get_page_from_freelist+0x474/0x594) from [<c0061424>] (__alloc_pages_nodemask+0xcc/0x794)
[ 33.430000] [<c0061424>] (__alloc_pages_nodemask+0xcc/0x794) from [<c00852d0>] (new_slab+0x64/0x2dc)
[ 33.440000] [<c00852d0>] (new_slab+0x64/0x2dc) from [<c021b17c>] (__slab_alloc.isra.57.constprop.59+0x4cc/0x5f0)
[ 33.450000] [<c021b17c>] (__slab_alloc.isra.57.constprop.59+0x4cc/0x5f0) from [<c0086f20>] (__kmalloc_track_caller+0x120/0x180)
[ 33.460000] [<c0086f20>] (__kmalloc_track_caller+0x120/0x180) from [<c01a33c4>] (__kmalloc_reserve.isra.16+0x24/0x70)
[ 33.470000] [<c01a33c4>] (__kmalloc_reserve.isra.16+0x24/0x70) from [<c01a34bc>] (__alloc_skb+0x5c/0x148)
[ 33.480000] [<c01a34bc>] (__alloc_skb+0x5c/0x148) from [<c01a00d8>] (sock_wmalloc+0x38/0x88)
[ 33.490000] [<c01a00d8>] (sock_wmalloc+0x38/0x88) from [<c01d3dfc>] (__ip_append_data+0x8cc/0x980)
[ 33.500000] [<c01d3dfc>] (__ip_append_data+0x8cc/0x980) from [<c01d59b4>] (ip_append_data+0x94/0xbc)
[ 33.510000] [<c01d59b4>] (ip_append_data+0x94/0xbc) from [<c01f6350>] (raw_sendmsg+0x2e8/0x858)
[ 33.520000] [<c01f6350>] (raw_sendmsg+0x2e8/0x858) from [<c020247c>] (inet_sendmsg+0x3c/0x70)
[ 33.530000] [<c020247c>] (inet_sendmsg+0x3c/0x70) from [<c019c5c4>] (sock_sendmsg+0x78/0x8c)
[ 33.540000] [<c019c5c4>] (sock_sendmsg+0x78/0x8c) from [<c019d830>] (SyS_sendto+0xb4/0xd4)
[ 33.550000] [<c019d830>] (SyS_sendto+0xb4/0xd4) from [<c0009080>] (ret_fast_syscall+0x0/0x44)
[ 33.560000] BUG: Bad page state in process ping pfn:019c4
[ 33.560000] page:c082e880 count:-38 mapcount:0 mapping: (null) index:0x0
[ 33.570000] page flags: 0x0()
[ 33.570000] CPU: 0 PID: 229 Comm: ping Tainted: G B 3.11.0-rc3-next-20130731+ #198
[ 33.580000] [<c000c680>] (unwind_backtrace+0x0/0xf0) from [<c000b294>] (show_stack+0x10/0x14)
[ 33.590000] [<c000b294>] (show_stack+0x10/0x14) from [<c0060404>] (bad_page+0xa8/0x108)
[ 33.600000] [<c0060404>] (bad_page+0xa8/0x108) from [<c00609dc>] (get_page_from_freelist+0x474/0x594)
[ 33.610000] [<c00609dc>] (get_page_from_freelist+0x474/0x594) from [<c0061424>] (__alloc_pages_nodemask+0xcc/0x794)
[ 33.620000] [<c0061424>] (__alloc_pages_nodemask+0xcc/0x794) from [<c00852d0>] (new_slab+0x64/0x2dc)
[ 33.630000] [<c00852d0>] (new_slab+0x64/0x2dc) from [<c021b17c>] (__slab_alloc.isra.57.constprop.59+0x4cc/0x5f0)
[ 33.640000] [<c021b17c>] (__slab_alloc.isra.57.constprop.59+0x4cc/0x5f0) from [<c0086f20>] (__kmalloc_track_caller+0x120/0x180)
[ 33.650000] [<c0086f20>] (__kmalloc_track_caller+0x120/0x180) from [<c01a33c4>] (__kmalloc_reserve.isra.16+0x24/0x70)
[ 33.660000] [<c01a33c4>] (__kmalloc_reserve.isra.16+0x24/0x70) from [<c01a34bc>] (__alloc_skb+0x5c/0x148)
[ 33.670000] [<c01a34bc>] (__alloc_skb+0x5c/0x148) from [<c01a00d8>] (sock_wmalloc+0x38/0x88)
[ 33.680000] [<c01a00d8>] (sock_wmalloc+0x38/0x88) from [<c01d3dfc>] (__ip_append_data+0x8cc/0x980)
[ 33.690000] [<c01d3dfc>] (__ip_append_data+0x8cc/0x980) from [<c01d59b4>] (ip_append_data+0x94/0xbc)
[ 33.700000] [<c01d59b4>] (ip_append_data+0x94/0xbc) from [<c01f6350>] (raw_sendmsg+0x2e8/0x858)
[ 33.710000] [<c01f6350>] (raw_sendmsg+0x2e8/0x858) from [<c020247c>] (inet_sendmsg+0x3c/0x70)
[ 33.720000] [<c020247c>] (inet_sendmsg+0x3c/0x70) from [<c019c5c4>] (sock_sendmsg+0x78/0x8c)
[ 33.730000] [<c019c5c4>] (sock_sendmsg+0x78/0x8c) from [<c019d830>] (SyS_sendto+0xb4/0xd4)
[ 33.740000] [<c019d830>] (SyS_sendto+0xb4/0xd4) from [<c0009080>] (ret_fast_syscall+0x0/0x44)
[ 33.740000] BUG: Bad page state in process ping pfn:019c8
[ 33.750000] page:c082e900 count:-39 mapcount:0 mapping: (null) index:0x0
[ 33.760000] page flags: 0x0()
[ 33.760000] CPU: 0 PID: 229 Comm: ping Tainted: G B 3.11.0-rc3-next-20130731+ #198
[ 33.770000] [<c000c680>] (unwind_backtrace+0x0/0xf0) from [<c000b294>] (show_stack+0x10/0x14)
[ 33.780000] [<c000b294>] (show_stack+0x10/0x14) from [<c0060404>] (bad_page+0xa8/0x108)
[ 33.790000] [<c0060404>] (bad_page+0xa8/0x108) from [<c00609dc>] (get_page_from_freelist+0x474/0x594)
[ 33.800000] [<c00609dc>] (get_page_from_freelist+0x474/0x594) from [<c0061424>] (__alloc_pages_nodemask+0xcc/0x794)
[ 33.810000] [<c0061424>] (__alloc_pages_nodemask+0xcc/0x794) from [<c00852d0>] (new_slab+0x64/0x2dc)
[ 33.820000] [<c00852d0>] (new_slab+0x64/0x2dc) from [<c021b17c>] (__slab_alloc.isra.57.constprop.59+0x4cc/0x5f0)
[ 33.830000] [<c021b17c>] (__slab_alloc.isra.57.constprop.59+0x4cc/0x5f0) from [<c0086f20>] (__kmalloc_track_caller+0x120/0x180)
[ 33.840000] [<c0086f20>] (__kmalloc_track_caller+0x120/0x180) from [<c01a33c4>] (__kmalloc_reserve.isra.16+0x24/0x70)
[ 33.850000] [<c01a33c4>] (__kmalloc_reserve.isra.16+0x24/0x70) from [<c01a34bc>] (__alloc_skb+0x5c/0x148)
[ 33.860000] [<c01a34bc>] (__alloc_skb+0x5c/0x148) from [<c01a00d8>] (sock_wmalloc+0x38/0x88)
[ 33.870000] [<c01a00d8>] (sock_wmalloc+0x38/0x88) from [<c01d3dfc>] (__ip_append_data+0x8cc/0x980)
[ 33.880000] [<c01d3dfc>] (__ip_append_data+0x8cc/0x980) from [<c01d59b4>] (ip_append_data+0x94/0xbc)
[ 33.890000] [<c01d59b4>] (ip_append_data+0x94/0xbc) from [<c01f6350>] (raw_sendmsg+0x2e8/0x858)
[ 33.900000] [<c01f6350>] (raw_sendmsg+0x2e8/0x858) from [<c020247c>] (inet_sendmsg+0x3c/0x70)
[ 33.910000] [<c020247c>] (inet_sendmsg+0x3c/0x70) from [<c019c5c4>] (sock_sendmsg+0x78/0x8c)
[ 33.910000] [<c019c5c4>] (sock_sendmsg+0x78/0x8c) from [<c019d830>] (SyS_sendto+0xb4/0xd4)
[ 33.920000] [<c019d830>] (SyS_sendto+0xb4/0xd4) from [<c0009080>] (ret_fast_syscall+0x0/0x44)
[ 33.930000] BUG: Bad page state in process ping pfn:019cc
[ 33.940000] page:c082e980 count:-41 mapcount:0 mapping: (null) index:0x0
[ 33.950000] page flags: 0x0()
[ 33.950000] CPU: 0 PID: 229 Comm: ping Tainted: G B 3.11.0-rc3-next-20130731+ #198
[ 33.960000] [<c000c680>] (unwind_backtrace+0x0/0xf0) from [<c000b294>] (show_stack+0x10/0x14)
[ 33.970000] [<c000b294>] (show_stack+0x10/0x14) from [<c0060404>] (bad_page+0xa8/0x108)
[ 33.970000] [<c0060404>] (bad_page+0xa8/0x108) from [<c00609dc>] (get_page_from_freelist+0x474/0x594)
[ 33.980000] [<c00609dc>] (get_page_from_freelist+0x474/0x594) from [<c0061424>] (__alloc_pages_nodemask+0xcc/0x794)
[ 34.000000] [<c0061424>] (__alloc_pages_nodemask+0xcc/0x794) from [<c00852d0>] (new_slab+0x64/0x2dc)
[ 34.000000] [<c00852d0>] (new_slab+0x64/0x2dc) from [<c021b17c>] (__slab_alloc.isra.57.constprop.59+0x4cc/0x5f0)
[ 34.020000] [<c021b17c>] (__slab_alloc.isra.57.constprop.59+0x4cc/0x5f0) from [<c0086f20>] (__kmalloc_track_caller+0x120/0x180)
[ 34.030000] [<c0086f20>] (__kmalloc_track_caller+0x120/0x180) from [<c01a33c4>] (__kmalloc_reserve.isra.16+0x24/0x70)
[ 34.040000] [<c01a33c4>] (__kmalloc_reserve.isra.16+0x24/0x70) from [<c01a34bc>] (__alloc_skb+0x5c/0x148)
[ 34.050000] [<c01a34bc>] (__alloc_skb+0x5c/0x148) from [<c01a00d8>] (sock_wmalloc+0x38/0x88)
[ 34.060000] [<c01a00d8>] (sock_wmalloc+0x38/0x88) from [<c01d3dfc>] (__ip_append_data+0x8cc/0x980)
[ 34.070000] [<c01d3dfc>] (__ip_append_data+0x8cc/0x980) from [<c01d59b4>] (ip_append_data+0x94/0xbc)
[ 34.080000] [<c01d59b4>] (ip_append_data+0x94/0xbc) from [<c01f6350>] (raw_sendmsg+0x2e8/0x858)
[ 34.090000] [<c01f6350>] (raw_sendmsg+0x2e8/0x858) from [<c020247c>] (inet_sendmsg+0x3c/0x70)
[ 34.090000] [<c020247c>] (inet_sendmsg+0x3c/0x70) from [<c019c5c4>] (sock_sendmsg+0x78/0x8c)
[ 34.100000] [<c019c5c4>] (sock_sendmsg+0x78/0x8c) from [<c019d830>] (SyS_sendto+0xb4/0xd4)
[ 34.110000] [<c019d830>] (SyS_sendto+0xb4/0xd4) from [<c0009080>] (ret_fast_syscall+0x0/0x44)
[ 34.120000] BUG: Bad page state in process ping pfn:019d0
[ 34.130000] page:c082ea00 count:-42 mapcount:0 mapping: (null) index:0x0
[ 34.130000] page flags: 0x0()
[ 34.140000] CPU: 0 PID: 229 Comm: ping Tainted: G B 3.11.0-rc3-next-20130731+ #198
[ 34.150000] [<c000c680>] (unwind_backtrace+0x0/0xf0) from [<c000b294>] (show_stack+0x10/0x14)
[ 34.150000] [<c000b294>] (show_stack+0x10/0x14) from [<c0060404>] (bad_page+0xa8/0x108)
[ 34.160000] [<c0060404>] (bad_page+0xa8/0x108) from [<c00609dc>] (get_page_from_freelist+0x474/0x594)
[ 34.170000] [<c00609dc>] (get_page_from_freelist+0x474/0x594) from [<c0061424>] (__alloc_pages_nodemask+0xcc/0x794)
[ 34.180000] [<c0061424>] (__alloc_pages_nodemask+0xcc/0x794) from [<c00852d0>] (new_slab+0x64/0x2dc)
[ 34.190000] [<c00852d0>] (new_slab+0x64/0x2dc) from [<c021b17c>] (__slab_alloc.isra.57.constprop.59+0x4cc/0x5f0)
[ 34.200000] [<c021b17c>] (__slab_alloc.isra.57.constprop.59+0x4cc/0x5f0) from [<c0086f20>] (__kmalloc_track_caller+0x120/0x180)
[ 34.220000] [<c0086f20>] (__kmalloc_track_caller+0x120/0x180) from [<c01a33c4>] (__kmalloc_reserve.isra.16+0x24/0x70)
[ 34.230000] [<c01a33c4>] (__kmalloc_reserve.isra.16+0x24/0x70) from [<c01a34bc>] (__alloc_skb+0x5c/0x148)
[ 34.240000] [<c01a34bc>] (__alloc_skb+0x5c/0x148) from [<c01a00d8>] (sock_wmalloc+0x38/0x88)
[ 34.250000] [<c01a00d8>] (sock_wmalloc+0x38/0x88) from [<c01d3dfc>] (__ip_append_data+0x8cc/0x980)
[ 34.250000] [<c01d3dfc>] (__ip_append_data+0x8cc/0x980) from [<c01d59b4>] (ip_append_data+0x94/0xbc)
[ 34.260000] [<c01d59b4>] (ip_append_data+0x94/0xbc) from [<c01f6350>] (raw_sendmsg+0x2e8/0x858)
[ 34.270000] [<c01f6350>] (raw_sendmsg+0x2e8/0x858) from [<c020247c>] (inet_sendmsg+0x3c/0x70)
[ 34.280000] [<c020247c>] (inet_sendmsg+0x3c/0x70) from [<c019c5c4>] (sock_sendmsg+0x78/0x8c)
[ 34.290000] [<c019c5c4>] (sock_sendmsg+0x78/0x8c) from [<c019d830>] (SyS_sendto+0xb4/0xd4)
[ 34.300000] [<c019d830>] (SyS_sendto+0xb4/0xd4) from [<c0009080>] (ret_fast_syscall+0x0/0x44)
[ 34.310000] BUG: Bad page state in process ping pfn:019d4
[ 34.310000] page:c082ea80 count:-44 mapcount:0 mapping: (null) index:0x0
[ 34.320000] page flags: 0x0()
[ 34.320000] CPU: 0 PID: 229 Comm: ping Tainted: G B 3.11.0-rc3-next-20130731+ #198
[ 34.330000] [<c000c680>] (unwind_backtrace+0x0/0xf0) from [<c000b294>] (show_stack+0x10/0x14)
[ 34.340000] [<c000b294>] (show_stack+0x10/0x14) from [<c0060404>] (bad_page+0xa8/0x108)
[ 34.350000] [<c0060404>] (bad_page+0xa8/0x108) from [<c00609dc>] (get_page_from_freelist+0x474/0x594)
[ 34.360000] [<c00609dc>] (get_page_from_freelist+0x474/0x594) from [<c0061424>] (__alloc_pages_nodemask+0xcc/0x794)
[ 34.400000] [<c0061424>] (__alloc_pages_nodemask+0xcc/0x794) from [<c00852d0>] (new_slab+0x64/0x2dc)
[ 34.410000] [<c00852d0>] (new_slab+0x64/0x2dc) from [<c021b17c>] (__slab_alloc.isra.57.constprop.59+0x4cc/0x5f0)
[ 34.420000] [<c021b17c>] (__slab_alloc.isra.57.constprop.59+0x4cc/0x5f0) from [<c0086f20>] (__kmalloc_track_caller+0x120/0x180)
[ 34.430000] [<c0086f20>] (__kmalloc_track_caller+0x120/0x180) from [<c01a33c4>] (__kmalloc_reserve.isra.16+0x24/0x70)
[ 34.440000] [<c01a33c4>] (__kmalloc_reserve.isra.16+0x24/0x70) from [<c01a34bc>] (__alloc_skb+0x5c/0x148)
[ 34.450000] [<c01a34bc>] (__alloc_skb+0x5c/0x148) from [<c01a00d8>] (sock_wmalloc+0x38/0x88)
[ 34.460000] [<c01a00d8>] (sock_wmalloc+0x38/0x88) from [<c01d3dfc>] (__ip_append_data+0x8cc/0x980)
[ 34.470000] [<c01d3dfc>] (__ip_append_data+0x8cc/0x980) from [<c01d59b4>] (ip_append_data+0x94/0xbc)
[ 34.480000] [<c01d59b4>] (ip_append_data+0x94/0xbc) from [<c01f6350>] (raw_sendmsg+0x2e8/0x858)
[ 34.490000] [<c01f6350>] (raw_sendmsg+0x2e8/0x858) from [<c020247c>] (inet_sendmsg+0x3c/0x70)
[ 34.500000] [<c020247c>] (inet_sendmsg+0x3c/0x70) from [<c019c5c4>] (sock_sendmsg+0x78/0x8c)
[ 34.510000] [<c019c5c4>] (sock_sendmsg+0x78/0x8c) from [<c019d830>] (SyS_sendto+0xb4/0xd4)
[ 34.510000] [<c019d830>] (SyS_sendto+0xb4/0xd4) from [<c0009080>] (ret_fast_syscall+0x0/0x44)
[ 34.520000] BUG: Bad page state in process ping pfn:019d8
[ 34.530000] page:c082eb00 count:-63 mapcount:0 mapping: (null) index:0x0
[ 34.540000] page flags: 0x0()
[ 34.540000] CPU: 0 PID: 229 Comm: ping Tainted: G B 3.11.0-rc3-next-20130731+ #198
[ 34.550000] [<c000c680>] (unwind_backtrace+0x0/0xf0) from [<c000b294>] (show_stack+0x10/0x14)
[ 34.560000] [<c000b294>] (show_stack+0x10/0x14) from [<c0060404>] (bad_page+0xa8/0x108)
[ 34.560000] [<c0060404>] (bad_page+0xa8/0x108) from [<c00609dc>] (get_page_from_freelist+0x474/0x594)
[ 34.570000] [<c00609dc>] (get_page_from_freelist+0x474/0x594) from [<c0061424>] (__alloc_pages_nodemask+0xcc/0x794)
[ 34.590000] [<c0061424>] (__alloc_pages_nodemask+0xcc/0x794) from [<c00852d0>] (new_slab+0x64/0x2dc)
[ 34.590000] [<c00852d0>] (new_slab+0x64/0x2dc) from [<c021b17c>] (__slab_alloc.isra.57.constprop.59+0x4cc/0x5f0)
[ 34.610000] [<c021b17c>] (__slab_alloc.isra.57.constprop.59+0x4cc/0x5f0) from [<c0086f20>] (__kmalloc_track_caller+0x120/0x180)
[ 34.620000] [<c0086f20>] (__kmalloc_track_caller+0x120/0x180) from [<c01a33c4>] (__kmalloc_reserve.isra.16+0x24/0x70)
[ 34.630000] [<c01a33c4>] (__kmalloc_reserve.isra.16+0x24/0x70) from [<c01a34bc>] (__alloc_skb+0x5c/0x148)
[ 34.640000] [<c01a34bc>] (__alloc_skb+0x5c/0x148) from [<c01a00d8>] (sock_wmalloc+0x38/0x88)
[ 34.650000] [<c01a00d8>] (sock_wmalloc+0x38/0x88) from [<c01d3dfc>] (__ip_append_data+0x8cc/0x980)
[ 34.660000] [<c01d3dfc>] (__ip_append_data+0x8cc/0x980) from [<c01d59b4>] (ip_append_data+0x94/0xbc)
[ 34.670000] [<c01d59b4>] (ip_append_data+0x94/0xbc) from [<c01f6350>] (raw_sendmsg+0x2e8/0x858)
[ 34.680000] [<c01f6350>] (raw_sendmsg+0x2e8/0x858) from [<c020247c>] (inet_sendmsg+0x3c/0x70)
[ 34.680000] [<c020247c>] (inet_sendmsg+0x3c/0x70) from [<c019c5c4>] (sock_sendmsg+0x78/0x8c)
[ 34.690000] [<c019c5c4>] (sock_sendmsg+0x78/0x8c) from [<c019d830>] (SyS_sendto+0xb4/0xd4)
[ 34.700000] [<c019d830>] (SyS_sendto+0xb4/0xd4) from [<c0009080>] (ret_fast_syscall+0x0/0x44)
ping: recvfrom: Bad address
50008 bytes from 10.0.1.200: seq=2 ttl=64 time=1405.756 ms
50008 bytes from 10.0.1.200: seq=3 ttl=64 time=35.693 ms
50008 bytes from 10.0.1.200: seq=4 ttl=64 time=35.735 ms
50008 bytes from 10.0.1.200: seq=5 ttl=64 time=35.954 ms
50008 bytes from 10.0.1.200: seq=6 ttl=64 time=35.931 ms
50008 bytes from 10.0.1.200: seq=7 ttl=64 time=35.765 ms
50008 bytes from 10.0.1.200: seq=8 ttl=64 time=35.815 ms
50008 bytes from 10.0.1.200: seq=9 ttl=64 time=35.616 ms
50008 bytes from 10.0.1.200: seq=10 ttl=64 time=35.688 ms
50008 bytes from 10.0.1.200: seq=11 ttl=64 time=35.725 ms
^C
--- 10.0.1.200 ping statistics ---
12 packets transmitted, 11 packets received, 8% packet loss
round-trip min/avg/max = 35.616/160.306/1405.756 ms
#