Hi all have you encountered this kernel error in f7? i am running 2.6.22.9-91.fc7PAE #1 SMP with 4G memory any idea? Thank you Dec 24 04:27:51 router syslogd 1.4.2: restart. Dec 24 10:07:06 router kernel: Eeek! page_mapcount(page) went negative! (-1) Dec 24 10:07:06 router kernel: page pfn = bceea Dec 24 10:07:06 router kernel: page->flags = 80000014 Dec 24 10:07:06 router kernel: page->count = 0 Dec 24 10:07:06 router kernel: page->mapping = 00000000 Dec 24 10:07:06 router kernel: vma->vm_ops = generic_file_vm_ops+0x0/0x18 Dec 24 10:07:06 router kernel: vma->vm_ops->nopage = filemap_nopage+0x0/0x2a9 Dec 24 10:07:06 router kernel: vma->vm_file->f_op->mmap = generic_file_mmap+0x0/0x37 Dec 24 10:07:06 router kernel: ------------[ cut here ]------------ Dec 24 10:07:06 router kernel: kernel BUG at mm/rmap.c:628! Dec 24 10:07:06 router kernel: invalid opcode: 0000 [#1] Dec 24 10:07:06 router kernel: SMP Dec 24 10:07:06 router kernel: last sysfs file: /devices/pci0000:00/0000:00:00.0/irq Dec 24 10:07:06 router kernel: Modules linked in: autofs4 myri10ge(U) ipv6 dm_mirror dm_multipath dm_mod video sbs button dock batt ery ac parport_pc lp parport loop r8169 e1000 i2c_i801 i2c_core sg ahci pata_jmicron ata_piix ata_generic libata sd_mod scsi_mod ext 3 jbd mbcache ehci_hcd ohci_hcd uhci_hcd Dec 24 10:07:06 router kernel: CPU: 2 Dec 24 10:07:06 router kernel: EIP: 0060:[<c046e494>] Not tainted VLI Dec 24 10:07:06 router kernel: EFLAGS: 00210292 (2.6.22.9-91.fc7PAE #1) Dec 24 10:07:06 router kernel: EIP is at page_remove_rmap+0xd5/0xf4 Dec 24 10:07:06 router kernel: eax: 0000003b ebx: c279dd40 ecx: 00200086 edx: 00200000 Dec 24 10:07:06 router kernel: esi: c4284108 edi: 08050000 ebp: 00000020 esp: e1298dd0 Dec 24 10:07:06 router kernel: ds: 007b es: 007b fs: 00d8 gs: 0000 ss: 0068 Dec 24 10:07:06 router kernel: Process traceroute (pid: 17574, ti=e1298000 task=f69f8600 task.ti=e1298000) Dec 24 10:07:06 router kernel: Stack: c06aa898 00000000 c279dd40 fff76280 c0467e86 bceea067 80000000 00000000 Dec 24 10:07:06 router kernel: c4284108 e1298e5c bceea067 80000000 0037eedd 00000000 00000001 08051000 Dec 24 10:07:06 router kernel: d7a70000 f7fece00 c3529240 00000000 ffffffff c285e38c dc04e200 08051000 Dec 24 10:07:06 router kernel: Call Trace: Dec 24 10:07:06 router kernel: [<c0467e86>] unmap_vmas+0x2fd/0x58d Dec 24 10:07:06 router kernel: [<c046b5d8>] exit_mmap+0x6f/0xea Dec 24 10:07:06 router kernel: [<c042751c>] mmput+0x34/0x78 Dec 24 10:07:06 router kernel: [<c042bdfb>] do_exit+0x1f9/0x6d4 Dec 24 10:07:06 router kernel: [<c042c343>] sys_exit_group+0x0/0xd Dec 24 10:07:06 router kernel: [<c060f4ab>] do_page_fault+0x0/0x6ba Dec 24 10:07:06 router kernel: [<c0432863>] get_signal_to_deliver+0x36d/0x391 Dec 24 10:07:06 router kernel: [<c060f4ab>] do_page_fault+0x0/0x6ba Dec 24 10:07:06 router kernel: [<c04045c2>] do_notify_resume+0x8c/0x6c7 Dec 24 10:07:06 router kernel: [<c060f4ab>] do_page_fault+0x0/0x6ba Dec 24 10:07:06 router kernel: [<c060fbca>] atomic_notifier_call_chain+0x17/0x1a Dec 24 10:07:06 router kernel: [<c060fb5d>] do_page_fault+0x6b2/0x6ba Dec 24 10:07:06 router kernel: [<c048adab>] dput+0x30/0xd7 Dec 24 10:07:06 router kernel: [<c047cd00>] __fput+0x14d/0x177 Dec 24 10:07:06 router kernel: [<c060f4ab>] do_page_fault+0x0/0x6ba Dec 24 10:07:06 router kernel: [<c040502a>] work_notifysig+0x13/0x19 Dec 24 10:07:06 router kernel: ======================= Dec 24 10:07:06 router kernel: Code: c0 74 0d 8b 50 08 b8 c8 a8 6a c0 e8 cf 95 fd ff 8b 46 4c 85 c0 74 14 8b 40 10 85 c0 74 0d 8b 5 0 2c b8 e7 a8 6a c0 e8 b4 95 fd ff <0f> 0b eb fe 8b 53 10 89 d8 59 5b 5b 83 e2 01 5e f7 da 83 c2 04 Dec 24 10:07:06 router kernel: EIP: [<c046e494>] page_remove_rmap+0xd5/0xf4 SS:ESP 0068:e1298dd0 Dec 24 10:07:06 router kernel: Fixing recursive fault but reboot is needed! Dec 24 10:07:06 router kernel: BUG: scheduling while atomic: traceroute/0x00000001/17574 Dec 24 10:07:06 router kernel: [<c060c532>] __sched_text_start+0x7a/0x6ec Dec 24 10:07:06 router kernel: [<c043ba24>] hrtimer_interrupt+0x18a/0x1b2 Dec 24 10:07:06 router kernel: [<c043f9d7>] tick_sched_timer+0x0/0xbb Dec 24 10:07:06 router kernel: [<c0429baa>] printk+0x1f/0x92 Dec 24 10:07:06 router kernel: [<c042bd04>] do_exit+0x102/0x6d4 Dec 24 10:07:06 router kernel: [<c0406586>] die+0x208/0x234 Dec 24 10:07:06 router kernel: [<c040686c>] do_invalid_op+0x0/0x8a Dec 24 10:07:06 router kernel: [<c04068ed>] do_invalid_op+0x81/0x8a Dec 24 10:07:06 router kernel: [<c046e494>] page_remove_rmap+0xd5/0xf4 Dec 24 10:07:06 router kernel: [<c0423abd>] default_wake_function+0x0/0xc Dec 24 10:07:06 router last message repeated 3 times Dec 24 10:07:06 router kernel: [<c060e25a>] error_code+0x72/0x78 Dec 24 10:07:06 router kernel: [<c046e494>] page_remove_rmap+0xd5/0xf4 Dec 24 10:07:06 router kernel: [<c0467e86>] unmap_vmas+0x2fd/0x58d Dec 24 10:07:06 router kernel: [<c046b5d8>] exit_mmap+0x6f/0xea Dec 24 10:07:06 router kernel: [<c042751c>] mmput+0x34/0x78 Dec 24 10:07:06 router kernel: [<c042bdfb>] do_exit+0x1f9/0x6d4 Dec 24 10:07:06 router kernel: [<c042c343>] sys_exit_group+0x0/0xd Dec 24 10:07:06 router kernel: [<c060f4ab>] do_page_fault+0x0/0x6ba Dec 24 10:07:06 router kernel: [<c0432863>] get_signal_to_deliver+0x36d/0x391 Dec 24 10:07:06 router kernel: [<c060f4ab>] do_page_fault+0x0/0x6ba Dec 24 10:07:06 router kernel: [<c04045c2>] do_notify_resume+0x8c/0x6c7 Dec 24 10:07:06 router kernel: [<c060f4ab>] do_page_fault+0x0/0x6ba Dec 24 10:07:06 router kernel: [<c060fbca>] atomic_notifier_call_chain+0x17/0x1a Dec 24 10:07:06 router kernel: [<c060fb5d>] do_page_fault+0x6b2/0x6ba Dec 24 10:07:06 router kernel: [<c048adab>] dput+0x30/0xd7 Dec 24 10:07:06 router kernel: [<c047cd00>] __fput+0x14d/0x177 Dec 24 10:07:06 router kernel: [<c060f4ab>] do_page_fault+0x0/0x6ba Dec 24 10:07:06 router kernel: [<c040502a>] work_notifysig+0x13/0x19 Dec 24 10:07:06 router kernel: ======================= Dec 24 10:07:06 router kernel: ------------[ cut here ]------------ Dec 24 10:07:06 router kernel: kernel BUG at arch/i386/mm/highmem.c:38! Dec 24 10:07:06 router kernel: invalid opcode: 0000 [#2] Dec 24 10:07:06 router kernel: SMP Dec 24 10:07:06 router kernel: last sysfs file: /devices/pci0000:00/0000:00:00.0/irq Dec 24 10:07:06 router kernel: Modules linked in: autofs4 myri10ge(U) ipv6 dm_mirror dm_multipath dm_mod video sbs button dock batt ery ac parport_pc lp parport loop r8169 e1000 i2c_i801 i2c_core sg ahci pata_jmicron ata_piix ata_generic libata sd_mod scsi_mod ext 3 jbd mbcache ehci_hcd ohci_hcd uhci_hcd Dec 24 10:07:06 router kernel: CPU: 2 Dec 24 10:07:06 router kernel: EIP: 0060:[<c041fd0a>] Not tainted VLI Dec 24 10:07:06 router kernel: EFLAGS: 00210286 (2.6.22.9-91.fc7PAE #1) Dec 24 10:07:06 router kernel: EIP is at kmap_atomic_prot+0x3f/0xb1 Dec 24 10:07:06 router kernel: eax: 80000000 ebx: 00000163 ecx: c2aaad80 edx: 0000000f Dec 24 10:07:06 router kernel: esi: 80000000 edi: c0006bb0 ebp: 00000045 esp: ce61ee98 Dec 24 10:07:06 router kernel: ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068 Dec 24 10:07:06 router kernel: Process syslogd (pid: 17642, ti=ce61e000 task=f3e86600 task.ti=ce61e000) Dec 24 10:07:06 router kernel: Stack: 80000000 ebc6b738 ebc6b700 00000000 c041fd98 00000163 80000000 f3a62c08 Dec 24 10:07:06 router kernel: c0469494 fffac408 cb02a008 c28ae60c 2689e065 80000001 00000000 268bf045 Dec 24 10:07:06 router kernel: 80000001 ce61ef34 001aeab0 f3a62c08 ebc6b700 00000000 00000000 00000000 Dec 24 10:07:06 router kernel: Call Trace: Dec 24 10:07:06 router kernel: [<c041fd98>] kmap_atomic+0x1c/0x20 Dec 24 10:07:06 router kernel: [<c0469494>] __handle_mm_fault+0xfb/0xb90 Dec 24 10:07:06 router kernel: [<c0420f79>] update_stats_wait_end+0xd3/0xfe Dec 24 10:07:06 router kernel: [<c060f4ab>] do_page_fault+0x0/0x6ba Dec 24 10:07:06 router kernel: [<c060f74e>] do_page_fault+0x2a3/0x6ba Dec 24 10:07:06 router kernel: [<c0432038>] do_sigaction+0xb0/0x14a Dec 24 10:07:06 router kernel: [<c060f4ab>] do_page_fault+0x0/0x6ba Dec 24 10:07:06 router kernel: [<c060e25a>] error_code+0x72/0x78 Dec 24 10:07:06 router kernel: ======================= Dec 24 10:07:06 router kernel: Code: ff ff 40 14 64 a1 08 90 76 c0 6b c0 1b 8b 3d 94 42 7c c0 8d 2c 10 8d 04 ed 00 00 00 00 29 c7 8 3 3f 00 8b 47 04 75 04 85 c0 74 04 <0f> 0b eb fe 8b 01 c1 e8 1e 69 c0 80 12 00 00 05 00 08 6f c0 8b Dec 24 10:07:06 router kernel: EIP: [<c041fd0a>] kmap_atomic_prot+0x3f/0xb1 SS:ESP 0068:ce61ee98 Dec 24 10:07:06 router kernel: note: syslogd[17642] exited with preempt_count 1 Dec 24 10:07:06 router kernel: BUG: sleeping function called from invalid context at kernel/rwsem.c:20 Dec 24 10:07:06 router kernel: in_atomic():1, irqs_disabled():0 Dec 24 10:07:06 router kernel: [<c043baf2>] down_read+0x12/0x28 Dec 24 10:07:06 router kernel: [<c044c618>] acct_collect+0x38/0x140 Dec 24 10:07:06 router kernel: [<c042bdcb>] do_exit+0x1c9/0x6d4 Dec 24 10:07:06 router kernel: [<c0406586>] die+0x208/0x234 Dec 24 10:07:06 router kernel: [<c040686c>] do_invalid_op+0x0/0x8a Dec 24 10:07:06 router kernel: [<c04068ed>] do_invalid_op+0x81/0x8a Dec 24 10:07:06 router kernel: [<c041fd0a>] kmap_atomic_prot+0x3f/0xb1 Dec 24 10:07:06 router kernel: [<c043f9d7>] tick_sched_timer+0x0/0xbb Dec 24 10:07:06 router kernel: [<c042d83b>] irq_exit+0x53/0x6b Dec 24 10:07:06 router kernel: [<c041ad1f>] smp_apic_timer_interrupt+0x74/0x80 Dec 24 10:07:06 router kernel: [<c04059e8>] apic_timer_interrupt+0x28/0x30 Dec 24 10:07:06 router kernel: [<c060e25a>] error_code+0x72/0x78 Dec 24 10:07:06 router kernel: [<c04100d8>] cyrix_get_arr+0x24/0x10b Dec 24 10:07:06 router kernel: [<c041fd0a>] kmap_atomic_prot+0x3f/0xb1 Dec 24 10:07:06 router kernel: [<c041fd98>] kmap_atomic+0x1c/0x20 Dec 24 10:07:06 router kernel: [<c0469494>] __handle_mm_fault+0xfb/0xb90 Dec 24 10:07:06 router kernel: [<c0420f79>] update_stats_wait_end+0xd3/0xfe Dec 24 10:07:06 router kernel: [<c060f4ab>] do_page_fault+0x0/0x6ba Dec 24 10:07:06 router kernel: [<c060f74e>] do_page_fault+0x2a3/0x6ba Dec 24 10:07:06 router kernel: [<c0432038>] do_sigaction+0xb0/0x14a Dec 24 10:07:06 router kernel: [<c060f4ab>] do_page_fault+0x0/0x6ba Dec 24 10:07:06 router kernel: [<c060e25a>] error_code+0x72/0x78 ____________________________________________________________________________________ Never miss a thing. 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