#1941: Memory Leak on svn r3426
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Reporter: [EMAIL PROTECTED] | Owner:
Type: defect | Status: new
Priority: critical | Milestone:
Component: madwifi: 802.11 stack | Version: trunk
Resolution: | Keywords:
Patch_attached: 0 |
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Comment (by sanbek):
I have same problem with r3595. With r3593, there is no problem
My board has ixp425 cpu & 64M ram.
Here is a backtrace.
{{{
swapper: page allocation failure. order:0, mode:0x21
[<c0026748>] (dump_stack+0x0/0x14) from [<c0057d84>]
(__alloc_pages+0x29c/0x2b0)
[<c0057ae8>] (__alloc_pages+0x0/0x2b0) from [<c0068dac>]
(cache_alloc_refill+0x2b0/0x504)
[<c0068afc>] (cache_alloc_refill+0x0/0x504) from [<c0069170>]
(__kmalloc+0x70/0x80)
[<c0069100>] (__kmalloc+0x0/0x80) from [<c0118a10>]
(__alloc_skb+0x4c/0xf4)
r4 = C068A8E0
[<c01189c4>] (__alloc_skb+0x0/0xf4) from [<bf0dc594>]
(ieee80211_dev_alloc_skb+0x24/0x7c [wlan])
r8 = C372C968 r7 = C372C958 r6 = C3B88260 r5 = 00000CEE
r4 = 00000002
[<bf0dc570>] (ieee80211_dev_alloc_skb+0x0/0x7c [wlan]) from [<bf113548>]
(ar_device+0x47d8/0xb560 [ath_pci])
r5 = 00000020 r4 = 00000002
[<bf1134d8>] (ar_device+0x4768/0xb560 [ath_pci]) from [<bf117ec0>]
(ar_device+0x9150/0xb560 [ath_pci])
[<bf117698>] (ar_device+0x8928/0xb560 [ath_pci]) from [<c003c8d8>]
(tasklet_action+0x80/0xc8)
[<c003c858>] (tasklet_action+0x0/0xc8) from [<c003c48c>]
(__do_softirq2+0x5c/0xd0)
r5 = C01E8D90 r4 = 00000001
[<c003c430>] (__do_softirq2+0x0/0xd0) from [<c003c52c>]
(__do_softirq+0x2c/0x34)
r8 = C01A5F54 r7 = C01F16A4 r6 = 10000000 r5 = 0000001F
r4 = C01E33A0
[<c003c500>] (__do_softirq+0x0/0x34) from [<c003c648>]
(irq_exit+0x40/0x48)
[<c003c608>] (irq_exit+0x0/0x48) from [<c0022bf0>]
(asm_do_IRQ+0x100/0x118)
[<c0022af0>] (asm_do_IRQ+0x0/0x118) from [<c0021824>]
(__irq_svc+0x24/0x60)
[<c0023424>] (default_idle+0x0/0x4c) from [<c00234b8>]
(cpu_idle+0x48/0x64)
[<c0023470>] (cpu_idle+0x0/0x64) from [<c0021024>] (__init_end+0x24/0x2c)
r5 = C01E293C r4 = 00000000
[<c0021000>] (__init_end+0x0/0x2c) from [<c000881c>]
(start_kernel+0x1cc/0x224)
[<c0008650>] (start_kernel+0x0/0x224) from [<00008030>] (0x8030)
Mem-info:
DMA per-cpu:
cpu 0 hot: high 18, batch 3 used:2
cpu 0 cold: high 6, batch 1 used:0
DMA32 per-cpu: empty
Normal per-cpu: empty
HighMem per-cpu: empty
Free pages: 376kB (0kB HighMem)
Active:990 inactive:4324 dirty:32 writeback:0 unstable:0 free:94 slab:9666
mapped:712 pagetables:39
DMA free:376kB min:1024kB low:1280kB high:1536kB active:3960kB
inactive:17296kB present:65536kB pages_scanned:128 all_unreclaimable? no
lowmem_reserve[]: 0 0 0 0
DMA32 free:0kB min:0kB low:0kB high:0kB active:0kB inactive:0kB
present:0kB pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 0 0
Normal free:0kB min:0kB low:0kB high:0kB active:0kB inactive:0kB
present:0kB pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 0 0
HighMem free:0kB min:128kB low:128kB high:128kB active:0kB inactive:0kB
present:0kB pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 0 0
DMA: 0*4kB 1*8kB 1*16kB 1*32kB 1*64kB 0*128kB 1*256kB 0*512kB 0*1024kB
0*2048kB 0*4096kB = 376kB
DMA32: empty
Normal: empty
HighMem: empty
Free swap: 0kB
16384 pages of RAM
234 free pages
653 reserved pages
9666 slab pages
951 pages shared
0 pages swap cached
wifi0: ath_rxbuf_init: ath_rxbuf_init: ERROR: skb initialization failed;
size: 3279!
wifi0: ath_rx_tasklet: Failed to reinitialize rxbuf: -12. Lost an RX
buffer!
}}}
--
Ticket URL: <http://madwifi.org/ticket/1941#comment:2>
madwifi.org <http://madwifi.org/>
Multiband Atheros Driver for Wireless Fidelity
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