2.5.70-mm3
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Andrew,
This from -mm2 on UP (k6-III 400, 512M):
May 31 09:31:24 oscar kernel: Bad page state at free_hot_cold_page May 31 09:31:24 oscar kernel: flags:0x01000208 mapping:00000000 mapped:0 count:0 May 31 09:31:24 oscar kernel: Backtrace: May 31 09:31:24 oscar kernel: Call Trace: May 31 09:31:24 oscar kernel: [bad_page+70/108] bad_page+0x46/0x6c May 31 09:31:24 oscar kernel: [free_hot_cold_page+87/212] free_hot_cold_page+0x57/0xd4 May 31 09:31:24 oscar kernel: [__pagevec_free+31/40] __pagevec_free+0x1f/0x28 May 31 09:31:24 oscar kernel: [__pagevec_release_nonlru+117/132] __pagevec_release_nonlru+0x75/0x84 May 31 09:31:24 oscar kernel: [shrink_list+1016/1212] shrink_list+0x3f8/0x4bc May 31 09:31:24 oscar kernel: [shrink_cache+383/684] shrink_cache+0x17f/0x2ac May 31 09:31:24 oscar kernel: [shrink_zone+98/108] shrink_zone+0x62/0x6c May 31 09:31:24 oscar kernel: [balance_pgdat+214/352] balance_pgdat+0xd6/0x160 May 31 09:31:24 oscar kernel: [kswapd+261/268] kswapd+0x105/0x10c May 31 09:31:24 oscar kernel: [kswapd+0/268] kswapd+0x0/0x10c May 31 09:31:24 oscar kernel: [autoremove_wake_function+0/56] autoremove_wake_function+0x0/0x38 May 31 09:31:24 oscar kernel: [autoremove_wake_function+0/56] autoremove_wake_function+0x0/0x38 May 31 09:31:24 oscar kernel: [kernel_thread_helper+5/12] kernel_thread_helper+0x5/0xc May 31 09:31:24 oscar kernel: May 31 09:31:24 oscar kernel: Trying to fix it up, but a reboot is needed
So far I've not seen this with mm3, but it looks like Alistair has :-( In my case,
this triggered when doing "apt-get -u upgrade". It was a large upgrade as kde was updated.
Ed
PS. I have more examples if they will help.
Quoted 26 lines · Andrew Morton
Quoted 15 lines · Alistair J Strachan
Bad page state at
free_hot_cold_page
flags:0x01010000 mapping:00000000 mapped:1 count:0Backtrace: Call Trace: [bad_page+93/144] bad_page+0x5d/0x90 [free_hot_cold_page+112/256] free_hot_cold_page+0x70/0x100 [zap_pte_range+385/448] zap_pte_range+0x181/0x1c0 [do_wp_page+437/848] do_wp_page+0x1b5/0x350 [zap_pmd_range+75/112] zap_pmd_range+0x4b/0x70 [unmap_page_range+75/128] unmap_page_range+0x4b/0x80 [unmap_vmas+254/544] unmap_vmas+0xfe/0x220 [exit_mmap+109/384] exit_mmap+0x6d/0x180 [mmput+65/176] mmput+0x41/0xb0 [do_exit+243/832] do_exit+0xf3/0x340eww, that's a PageDirect page. Never seen that before - it's bad.
Is the box SMP?
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