Hi, I am using gentoo kernel with openvz patches, vzmon module crashes, it seems to be similar to that Proxmox 2.6.32 bug:
http://forum.proxmox.com/archive/index.php/t-6231.html *** VZWDOG 1.14: time 1333719339.514764 uptime 4295252895 CPU 1 *** *** jiffies_per_second 250 *** CPU0 CPU1 CPU2 CPU3 CPU4 CPU5 CPU6 CPU7 0: 43 0 0 245186 0 0 0 0 IO-APIC-edge timer 1: 0 0 0 8 0 0 0 0 IO-APIC-edge i8042 29: 532568 0 0 0 0 0 0 0 PCI-MSI-edge ahci 30: 0 0 152423 0 0 0 0 0 PCI-MSI-edge eth0 LOC: 131591 68541 32036 1946 34970 22076 7126 6163 Local timer interrupts RES: 28111 34 39 47 1135 32 39 39 Rescheduling interrupts CAL: 41 187 200 205 207 205 205 207 Function call interrupts TLB: 530 239 135 208 1172 7769 1419 1035 TLB shootdowns MCP: 6 6 6 6 6 6 6 6 Machine check polls ERR: 7 pgdat: 0: 16,2094862,2359280 Mem-Info: DMA per-cpu: CPU 0: hi: 0, btch: 1 usd: 0 CPU 1: hi: 0, btch: 1 usd: 0 CPU 2: hi: 0, btch: 1 usd: 0 CPU 3: hi: 0, btch: 1 usd: 0 CPU 4: hi: 0, btch: 1 usd: 0 CPU 5: hi: 0, btch: 1 usd: 0 CPU 6: hi: 0, btch: 1 usd: 0 CPU 7: hi: 0, btch: 1 usd: 0 DMA32 per-cpu: CPU 0: hi: 186, btch: 31 usd: 161 CPU 1: hi: 186, btch: 31 usd: 87 CPU 2: hi: 186, btch: 31 usd: 47 CPU 3: hi: 186, btch: 31 usd: 85 CPU 4: hi: 186, btch: 31 usd: 76 CPU 5: hi: 186, btch: 31 usd: 172 CPU 6: hi: 186, btch: 31 usd: 77 CPU 7: hi: 186, btch: 31 usd: 159 Normal per-cpu: CPU 0: hi: 186, btch: 31 usd: 154 CPU 1: hi: 186, btch: 31 usd: 115 CPU 2: hi: 186, btch: 31 usd: 68 CPU 3: hi: 186, btch: 31 usd: 45 CPU 4: hi: 186, btch: 31 usd: 51 CPU 5: hi: 186, btch: 31 usd: 163 CPU 6: hi: 186, btch: 31 usd: 34 CPU 7: hi: 186, btch: 31 usd: 172 active_anon:1122 inactive_anon:620 isolated_anon:0 active_file:162549 inactive_file:1572408 isolated_file:0 unevictable:0 dirty:0 writeback:0 unstable:0 free:22630 slab_reclaimable:266858 slab_unreclaimable:5442 mapped:948 shmem:54 pagetables:246 bounce:0 DMA free:15880kB min:20kB low:24kB high:28kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15240kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes lowmem_reserve[]: 0 2983 8023 8023 DMA32 free:41556kB min:4256kB low:5320kB high:6384kB active_anon:0kB inactive_anon:0kB active_file:101684kB inactive_file:2491448kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3055360kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:266380kB slab_unreclaimable:520kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no lowmem_reserve[]: 0 0 5040 5040 Normal free:33084kB min:7192kB low:8988kB high:10788kB active_anon:4488kB inactive_anon:2480kB active_file:548512kB inactive_file:3798184kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:5160960kB mlocked:0kB dirty:0kB writeback:0kB mapped:3792kB shmem:216kB slab_reclaimable:801052kB slab_unreclaimable:21248kB kernel_stack:1448kB pagetables:984kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no lowmem_reserve[]: 0 0 0 0 DMA: 0*4kB 1*8kB 2*16kB 3*32kB 2*64kB 2*128kB 0*256kB 0*512kB 1*1024kB 1*2048kB 3*4096kB = 15880kB DMA32: 1825*4kB 106*8kB 62*16kB 47*32kB 41*64kB 37*128kB 28*256kB 14*512kB 1*1024kB 0*2048kB 2*4096kB = 41556kB Normal: 2237*4kB 535*8kB 261*16kB 119*32kB 63*64kB 5*128kB 0*256kB 0*512kB 1*1024kB 1*2048kB 1*4096kB = 33052kB 1735021 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 2097136 pages RAM 56150 pages reserved 960969 pages shared 1057388 pages non-shared disk_io: 8 0 sda 234554 28916 4513570 178252 30047 2500016 20601346 6064660 0 259544 6244912 8 1 sda1 234141 28319 4509551 176436 1087 21490 178596 137104 0 179084 313448 8 2 sda2 275 519 2297 1520 28960 2478526 20422750 5927556 0 104608 5931168 8 16 sdb 238066 31826 5254250 169676 29257 2500844 20601346 10094932 0 253380 10264836 8 17 sdb1 237737 31482 5251461 168160 1087 21490 178596 120572 0 172364 288616 8 18 sdb2 269 288 1867 1268 28170 2479354 20422750 9974360 0 103856 9975972 BUG: unable to handle kernel NULL pointer dereference at 0000000000000010 IP: [<ffffffff81154ce6>] disk_part_iter_next+0x4b/0xca PGD 0 Oops: 0000 [#1] SMP last sysfs file: /sys/module/vzmon/initstate CPU 1 Modules linked in: vzcpt vzevent vzwdog vzmon vzdev ipv6 processor thermal thermal_sys evdev i2c_i801 r8169 mii pcspkr i2c_core button iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi tg3 libphy e1000 fuse xfs exportfs jfs reiserfs ext4 crc16 jbd2 ext3 jbd raid10 raid456 async_raid6_recov async_memcpy async_pq raid6_pq async_xor xor async_tx raid0 dm_snapshot dm_crypt dm_mirror dm_region_hash dm_log dm_mod scsi_wait_scan hid_sunplus hid_sony hid_samsung hid_pl hid_petalynx hid_monterey hid_microsoft hid_logitech hid_gyration hid_ezkey hid_cypress hid_chicony hid_cherry hid_belkin hid_apple hid_a4tech sl811_hcd usbhid ohci_hcd uhci_hcd usb_storage ehci_hcd lpfc qla2xxx megaraid_sas megaraid_mbox megaraid_mm megaraid aacraid sx8 DAC960 3w_9xxx 3w_xxxx mptsas scsi_transport_sas mptfc scsi_transport_fc mptspi mptscsih mptbase atp870u dc395x qla1280 imm parport dmx3191d sym53c8xx gdth initio BusLogic arcmsr aic7xxx aic79xx scsi_transport_spi sr_mod cdrom sg sd_mod pdc_adma sata_inic162x ata_piix ahci sata_qstor sata_vsc sata_uli sata_sis sata_sx4 sata_nv sata_via sata_svw sata_sil24 sata_sil sata_promise pata_marvell pata_sis pata_artop Pid: 12565, comm: vzwdog Not tainted 2.6.32-openvz-feoktistov.1 #1 feoktistov MS-7522 RIP: 0010:[<ffffffff81154ce6>] [<ffffffff81154ce6>] disk_part_iter_next+0x4b/0xca RSP: 0018:ffff880104f9dcb0 EFLAGS: 00010246 RAX: ffff88023d34ebc0 RBX: ffff880104f9dda0 RCX: 0000000000000000 RDX: 0000000000000008 RSI: ffff88023d34ebc0 RDI: 0000000000000000 RBP: ffff880104f9dcd0 R08: ffffffffffffffff R09: 00000000ffffffff R10: ffff880104f9dcb0 R11: 00000000000000e6 R12: 0000000000000000 R13: ffffffffa00d0000 R14: ffff880104f9de00 R15: ffff88023d2c6090 FS: 0000000000000000(0000) GS:ffff880028240000(0000) knlGS:0000000000000000 CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b CR2: 0000000000000010 CR3: 0000000001001000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process vzwdog (pid: 12565, veid=0, threadinfo ffff880104f9c000, task ffff88023d2c6090) Stack: ffff880104f9dcd0 ffff880104f9dda0 0000000000000000 ffffffffa00d0000 <0> ffff880104f9ddf0 ffffffffa00d0427 000000000000074b ffffffff000004f4 <0> 0000000000006e0a 000000000025d4fa 000000000137a05e ffff880100983258 Call Trace: [<ffffffffa00d0000>] ? show_one_disk_io+0x0/0x450 [vzwdog] [<ffffffffa00d0427>] show_one_disk_io+0x427/0x450 [vzwdog] [<ffffffffa00d0000>] ? show_one_disk_io+0x0/0x450 [vzwdog] [<ffffffffa00d0000>] ? show_one_disk_io+0x0/0x450 [vzwdog] [<ffffffff811e13ae>] class_for_each_device+0x6e/0x9b [<ffffffffa00d0617>] wdog_loop+0x1c7/0x36c [vzwdog] [<ffffffffa00d0450>] ? wdog_loop+0x0/0x36c [vzwdog] [<ffffffff8104e99e>] kthread+0xc9/0xd1 [<ffffffff8100cb2a>] child_rip+0xa/0x20 [<ffffffff8104e8d5>] ? kthread+0x0/0xd1 [<ffffffff8100cb20>] ? child_rip+0x0/0x20 Code: 08 00 8b 53 14 48 8b 03 48 c7 43 08 00 00 00 00 f6 c2 01 48 8b 48 38 74 12 89 d0 83 e0 0c 83 f8 01 19 c0 41 83 cd ff f7 d0 eb 50 <8b> 41 10 41 bd 01 00 00 00 eb 45 4c 63 c9 4f 8d 0c c8 4d 8b 21 RIP [<ffffffff81154ce6>] disk_part_iter_next+0x4b/0xca RSP <ffff880104f9dcb0> CR2: 0000000000000010 ---[ end trace 074ef6faade3528e ]--- -- Benjamin Henrion <bhenrion at ffii.org> FFII Brussels - +32-484-566109 - +32-2-3500762 "In July 2005, after several failed attempts to legalise software patents in Europe, the patent establishment changed its strategy. Instead of explicitly seeking to sanction the patentability of software, they are now seeking to create a central European patent court, which would establish and enforce patentability rules in their favor, without any possibility of correction by competing courts or democratically elected legislators." _______________________________________________ Users mailing list [email protected] https://openvz.org/mailman/listinfo/users
