Messages in this thread | | | From | Naveen Burmi <> | Subject | page allocation failure. order:0, mode:0x20 | Date | Fri, 19 Mar 2004 19:38:08 +0530 |
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While testing linux-iscsi-4.0.1.1 driver on linux kernel version 2.6.3, my system's console was floded with follwoing message:
"page allocation failure. order:0, mode:0x20"
Is this a known problem in linux kernel version 2.6.x ? Is there any patch available for this problem ?
My setup :-
Four processor machine : ==================== vendor_id : GenuineIntel cpu family : 6 model : 10 model name : Pentium III (Cascades) stepping : 1 cpu MHz : 698.159 cache size : 1024 KB fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 2 wp : yes flags : fpu vme de tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 mmx fxsr sse bogomips : 1392.64
NIC : ==== Intel Corp. 82557/8/9 [Ethernet Pro 100] MTU: 1500
Used two iscsi disks of 17GB, having filesystem ext3.
Memory status before starting I/O: =========================== total used free shared buffers cached Mem: 2070376 432996 1637380 0 45524 162980 -/+ buffers/cache: 224492 1845884 Swap: 2040212 388 2039824
Memory status after starting I/O: ========================= total used free shared buffers cached Mem: 2070376 2063604 6772 0 32124 1804716 -/+ buffers/cache: 226764 1843612 Swap: 2040212 380 2039832
Following are excerpts from messages appears on my system console: ============================================================
iscsi-tx: page allocation failure. order:0, mode:0x20 Call Trace: [<c014ab6b>] __alloc_pages+0x33b/0x3d0 [<c014ac27>] __get_free_pages+0x27/0x40 [<c010dbab>] handle_IRQ_event+0x3b/0x70 [<c014ec0c>] cache_grow+0xdc/0x3b0 [<c014effd>] cache_alloc_refill+0x11d/0x530 [<c011f953>] kernel_map_pages+0x33/0x68 [<c014fe84>] __kmalloc+0x244/0x280 [<c035c278>] alloc_skb+0x48/0xf0 [<c02785a4>] e100_rx_srv+0x1f4/0x5e0 [<c0278182>] e100intr+0x2b2/0x360 [<c010dbab>] handle_IRQ_event+0x3b/0x70 [<c010e022>] do_IRQ+0xe2/0x230 [<c010c000>] common_interrupt+0x18/0x20 [<c011007b>] handle_vm86_fault+0x57b/0xa70 [<c015012f>] kmem_cache_free+0x1af/0x3c0 [<c035c475>] kfree_skbmem+0x25/0x30 [<c035c475>] kfree_skbmem+0x25/0x30 [<c035c51e>] __kfree_skb+0x9e/0x130 [<c038d107>] tcp_clean_rtx_queue+0x147/0x3d0 [<c038da67>] tcp_ack+0xe7/0x3f0 [<c035c51e>] __kfree_skb+0x9e/0x130 [<c0390676>] tcp_rcv_established+0x436/0x7f0 [<c039a3ba>] tcp_v4_do_rcv+0x13a/0x140 [<c035b905>] __release_sock+0x65/0xd0 [<c035c0ed>] release_sock+0xad/0xd0 [<c0386b0b>] tcp_sendmsg+0x4db/0x13f0 [<c0392f2a>] tcp_write_xmit+0x1ba/0x310 [<c035c0b1>] release_sock+0x71/0xd0 [<c035c278>] alloc_skb+0x48/0xf0 [<c03ab37b>] inet_sendmsg+0x4b/0x60 [<c035801b>] sock_sendmsg+0xcb/0xd0 [<c03ab37b>] inet_sendmsg+0x4b/0x60 [<c0155b7a>] kmap_high+0x23a/0x280 [<c014d90b>] check_poison_obj+0x2b/0x1a0 [<c0155bee>] kunmap_high+0x2e/0xf0 [<c011fa0e>] kmap+0x3e/0x40 [<c035bad8>] sock_no_sendpage+0x78/0xa0 [<c03865eb>] tcp_sendpage+0x4b/0x90 [<f89a0ea8>] iscsi_xmit_data+0x668/0xb00 [iscsi] [<c03865a0>] tcp_sendpage+0x0/0x90 [<c038013e>] ip_output+0x5e/0x80 [<c039ab86>] tcp_v4_rcv+0x7c6/0xaa0 [<c0278160>] e100intr+0x290/0x360 [<c011f576>] __change_page_attr+0x26/0x1e0 [<c0130ef6>] update_wall_time+0x16/0x40 [<c01313b0>] do_timer+0xc0/0xd0 [<c0112e76>] timer_interrupt+0x96/0x1e0 [<c010dbab>] handle_IRQ_event+0x3b/0x70 [<c010e060>] do_IRQ+0x120/0x230 [<c010dbab>] handle_IRQ_event+0x3b/0x70 [<c010c000>] common_interrupt+0x18/0x20 [<c014d90b>] check_poison_obj+0x2b/0x1a0 [<f89a1487>] iscsi_xmit_r2t_data+0x147/0x310 [iscsi] [<f89a14db>] iscsi_xmit_r2t_data+0x19b/0x310 [iscsi] [<f89823ea>] iscsi_tx_thread+0x83a/0xbc0 [iscsi] [<c0121860>] schedule+0x60/0x780 [<c0121f80>] default_wake_function+0x0/0x30 [<c0121f80>] default_wake_function+0x0/0x30 [<f8981bb0>] iscsi_tx_thread+0x0/0xbc0 [iscsi] [<c01091bd>] kernel_thread_helper+0x5/0x18
iscsi-tx: page allocation failure. order:0, mode:0x20 iscsi-tx: page allocation failure. order:0, mode:0x20 Call Trace: [<c014ab6b>] __alloc_pages+0x33b/0x3d0 [<c014ea02>] cache_init_objs+0xe2/0x1e0 [<c014ac27>] __get_free_pages+0x27/0x40 [<c014ec0c>] cache_grow+0xdc/0x3b0 [<c014effd>] cache_alloc_refill+0x11d/0x530 [<c011f953>] kernel_map_pages+0x33/0x68 [<c014fbb5>] kmem_cache_alloc+0x205/0x230 [<c035c253>] alloc_skb+0x23/0xf0 [<c0387779>] tcp_sendmsg+0x1149/0x13f0 [<c0392f2a>] tcp_write_xmit+0x1ba/0x310 [<c035c0b1>] release_sock+0x71/0xd0 [<c035bff0>] lock_sock+0x70/0xc0 [<c03ab37b>] inet_sendmsg+0x4b/0x60 [<c035801b>] sock_sendmsg+0xcb/0xd0 [<c03ab37b>] inet_sendmsg+0x4b/0x60 [<c035801b>] sock_sendmsg+0xcb/0xd0 [<c014d90b>] check_poison_obj+0x2b/0x1a0 [<c011fa00>] kmap+0x30/0x40 [<c035bad8>] sock_no_sendpage+0x78/0xa0 [<c03865eb>] tcp_sendpage+0x4b/0x90 [<f89a11a8>] iscsi_xmit_data+0x668/0xb00 [iscsi] [<c03865a0>] tcp_sendpage+0x0/0x90 [<c011f953>] kernel_map_pages+0x33/0x68 [<c010c000>] common_interrupt+0x18/0x20 [<c039a9af>] tcp_v4_rcv+0x5ef/0xaa0 [<c011f953>] kernel_map_pages+0x33/0x68 [<c0121275>] scheduler_tick+0x105/0x680 [<c011b93d>] smp_apic_timer_interrupt+0xcd/0x140 [<c010c082>] apic_timer_interrupt+0x1a/0x20 [<c014d90b>] check_poison_obj+0x2b/0x1a0 [<f89a1787>] iscsi_xmit_r2t_data+0x147/0x310 [iscsi] [<f8982470>] iscsi_tx_thread+0x890/0xc10 [iscsi] [<c0121860>] schedule+0x60/0x780 [<c0121f80>] default_wake_function+0x0/0x30 [<c0121f80>] default_wake_function+0x0/0x30 [<f8981be0>] iscsi_tx_thread+0x0/0xc10 [iscsi] [<c01091bd>] kernel_thread_helper+0x5/0x18
Call Trace: [<c014ab6b>] __alloc_pages+0x33b/0x3d0 [<c014ac27>] __get_free_pages+0x27/0x40 [<c014ec0c>] cache_grow+0xdc/0x3b0 [<c014effd>] cache_alloc_refill+0x11d/0x530 [<c011f953>] kernel_map_pages+0x33/0x68 [<c014fe84>] __kmalloc+0x244/0x280 [<c035c278>] alloc_skb+0x48/0xf0 [<c035c278>] alloc_skb+0x48/0xf0 [<c0278505>] e100_rx_srv+0x155/0x5e0 [<c02785a4>] e100_rx_srv+0x1f4/0x5e0 [<c0533f4c>] isapnp_read_tag+0x2c/0xa0 [<c0278182>] e100intr+0x2b2/0x360 [<c010dbab>] handle_IRQ_event+0x3b/0x70 [<c010e022>] do_IRQ+0xe2/0x230 [<c010c000>] common_interrupt+0x18/0x20 [<c011007b>] handle_vm86_fault+0x57b/0xa70 [<c015012f>] kmem_cache_free+0x1af/0x3c0 [<c035c475>] kfree_skbmem+0x25/0x30 [<c035c475>] kfree_skbmem+0x25/0x30 [<c035c51e>] __kfree_skb+0x9e/0x130 [<c038d107>] tcp_clean_rtx_queue+0x147/0x3d0 [<c0392f2a>] tcp_write_xmit+0x1ba/0x310 [<c038da67>] tcp_ack+0xe7/0x3f0 [<c0390676>] tcp_rcv_established+0x436/0x7f0 [<c039a3ba>] tcp_v4_do_rcv+0x13a/0x140 [<c035b905>] __release_sock+0x65/0xd0 [<c035c0ed>] release_sock+0xad/0xd0 [<c0385851>] wait_for_tcp_memory+0x141/0x210 [<c0124bc0>] autoremove_wake_function+0x0/0x50 [<c0124bc0>] autoremove_wake_function+0x0/0x50 [<c0387542>] tcp_sendmsg+0xf12/0x13f0 [<c035c0b1>] release_sock+0x71/0xd0 [<c035bff0>] lock_sock+0x70/0xc0 [<c03ab37b>] inet_sendmsg+0x4b/0x60 [<c035801b>] sock_sendmsg+0xcb/0xd0 [<c03ab37b>] inet_sendmsg+0x4b/0x60 [<c0155b7a>] kmap_high+0x23a/0x280 [<c014d90b>] check_poison_obj+0x2b/0x1a0 [<c0155bee>] kunmap_high+0x2e/0xf0 [<c011fa0e>] kmap+0x3e/0x40 [<c035bad8>] sock_no_sendpage+0x78/0xa0 [<c03865eb>] tcp_sendpage+0x4b/0x90 [<f89a11a8>] iscsi_xmit_data+0x668/0xb00 [iscsi] [<c03865a0>] tcp_sendpage+0x0/0x90 [<c011007b>] handle_vm86_fault+0x57b/0xa70 [<c0361bb7>] netif_receive_skb+0x1b7/0x230 [<c0130ef6>] update_wall_time+0x16/0x40 [<c01313b0>] do_timer+0xc0/0xd0 [<c0112e76>] timer_interrupt+0x96/0x1e0 [<c0121275>] scheduler_tick+0x105/0x680 [<c0130ef6>] update_wall_time+0x16/0x40 [<c0112e76>] timer_interrupt+0x96/0x1e0 [<c014d90b>] check_poison_obj+0x2b/0x1a0 [<f89a1787>] iscsi_xmit_r2t_data+0x147/0x310 [iscsi] [<f8982470>] iscsi_tx_thread+0x890/0xc10 [iscsi] [<c0121860>] schedule+0x60/0x780 [<c0121f80>] default_wake_function+0x0/0x30 [<c0121f80>] default_wake_function+0x0/0x30 [<f8981be0>] iscsi_tx_thread+0x0/0xc10 [iscsi] [<c01091bd>] kernel_thread_helper+0x5/0x18
Thanks, Naveen.
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