Adding a partition from another harddrive in the virtualbox and repeating copy + remove between the partitions i managed to reproduce the bug within half an hour, but now with additional errors;
[ 1890.487728] ------------[ cut here ]------------ [ 1890.494874] kernel BUG at /build/buildd/linux-2.6.38/fs/ext4/inode.c:2082! [ 1890.494874] invalid opcode: 0000 [#1] SMP [ 1890.494874] last sysfs file: /sys/devices/system/cpu/cpu3/cache/index2/shared_cpu_map [ 1890.494874] CPU 3 [ 1890.494874] Modules linked in: netconsole configfs sha256_generic cryptd aes_x86_64 aes_generic dm_crypt joydev ppdev usbhid hid psmouse parport_pc serio_raw virtio_net i2c_piix4 lp parport virtio_pci virtio_ring virtio ahci libahci [ 1890.494874] [ 1890.494874] Pid: 936, comm: flush-252:0 Not tainted 2.6.38-8-generic #42-Ubuntu innotek GmbH VirtualBox [ 1890.494874] RIP: 0010:[<ffffffff81204eeb>] [<ffffffff81204eeb>] mpage_da_submit_io+0x48b/0x4c0 [ 1890.494874] RSP: 0018:ffff88001c08f920 EFLAGS: 00010246 [ 1890.494874] RAX: 010000000000083c RBX: 0000000000000030 RCX: 0000000000000000 [ 1890.494874] RDX: ffff88001c08f9b8 RSI: ffff8800184d0450 RDI: ffff88001ffe7058 [ 1890.494874] RBP: ffff88001c08fa60 R08: 0000000000000000 R09: 0000000000001000 [ 1890.494874] R10: a800003642a00000 R11: 57ffe9c9bd6d90a8 R12: ffff88001c08fa90 [ 1890.494874] R13: ffffea00000caba0 R14: 000000000a03d530 R15: 0000000000000031 [ 1890.494874] FS: 0000000000000000(0000) GS:ffff88001fd80000(0000) knlGS:0000000000000000 [ 1890.494874] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 1890.494874] CR2: 00007f36cadd5000 CR3: 000000001c40f000 CR4: 00000000000006e0 [ 1890.494874] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1890.494874] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 1890.494874] Process flush-252:0 (pid: 936, threadinfo ffff88001c08e000, task ffff88001cf05b80) [ 1890.494874] Stack: [ 1890.494874] ffff88001c08f970 ffffffff8122929b ffff8800184d0598 0000000019bdae38 [ 1890.494874] 0000000000000000 0000000000000100 ffff8800184d0450 00000000000000ff [ 1890.494874] 0000000519bdae38 ffff88001c08fb60 ffff88001c08f9b8 0000000481203b83 [ 1890.494874] Call Trace: [ 1890.494874] [<ffffffff8122929b>] ? __ext4_handle_dirty_metadata+0x7b/0x120 [ 1890.494874] [<ffffffff815c2cbe>] ? _raw_spin_lock+0xe/0x20 [ 1890.494874] [<ffffffff81208c8e>] mpage_da_map_and_submit+0x1ae/0x440 [ 1890.494874] [<ffffffff812097a6>] ext4_da_writepages+0x336/0x630 [ 1890.494874] [<ffffffff81117151>] do_writepages+0x21/0x40 [ 1890.494874] [<ffffffff8118b5df>] writeback_single_inode+0x9f/0x240 [ 1890.494874] [<ffffffff8118b9cb>] writeback_sb_inodes+0xcb/0x160 [ 1890.494874] [<ffffffff8118bc1b>] writeback_inodes_wb+0x10b/0x1c0 [ 1890.494874] [<ffffffff8118c04e>] wb_writeback+0x37e/0x490 [ 1890.494874] [<ffffffff815c2e6f>] ? _raw_spin_lock_irqsave+0x2f/0x40 [ 1890.494874] [<ffffffff81074fdb>] ? lock_timer_base.clone.20+0x3b/0x70 [ 1890.494874] [<ffffffff811166aa>] ? determine_dirtyable_memory+0x1a/0x30 [ 1890.494874] [<ffffffff8118c2ef>] wb_do_writeback+0x18f/0x230 [ 1890.494874] [<ffffffff8118c412>] bdi_writeback_thread+0x82/0x260 [ 1890.494874] [<ffffffff8118c390>] ? bdi_writeback_thread+0x0/0x260 [ 1890.494874] [<ffffffff810877e6>] kthread+0x96/0xa0 [ 1890.494874] [<ffffffff8100ce24>] kernel_thread_helper+0x4/0x10 [ 1890.494874] [<ffffffff81087750>] ? kthread+0x0/0xa0 [ 1890.494874] [<ffffffff8100ce20>] ? kernel_thread_helper+0x0/0x10 [ 1890.494874] Code: 8b 41 70 25 00 0c 00 00 3d 00 04 00 00 0f 84 12 fc ff ff 48 8b 46 a0 48 c1 e8 0e 83 e0 01 89 85 dc fe ff ff e9 fc fb ff ff 0f 0b <0f> 0b 0f 0b 49 8b 45 00 f6 c4 01 0f 84 db fe ff ff 44 89 ce 4c [ 1890.494874] RIP [<ffffffff81204eeb>] mpage_da_submit_io+0x48b/0x4c0 [ 1890.494874] RSP <ffff88001c08f920> [ 1890.660658] ---[ end trace 9474b38d75454f1e ]--- [ 1897.413320] BUG: unable to handle kernel paging request at fffffffffb0cb7a8 [ 1897.414189] IP: [<ffffffff81054c6d>] task_rq_lock+0x4d/0xa0 [ 1897.414779] PGD 1a05067 PUD 1a06067 PMD 0 [ 1897.415496] Oops: 0000 [#2] SMP [ 1897.416043] last sysfs file: /sys/devices/system/cpu/cpu3/cache/index2/shared_cpu_map [ 1897.416606] CPU 1 [ 1897.416838] Modules linked in: netconsole configfs sha256_generic cryptd aes_x86_64 aes_generic dm_crypt joydev ppdev usbhid hid psmouse parport_pc serio_raw virtio_net i2c_piix4 lp parport virtio_pci virtio_ring virtio ahci libahci [ 1897.420964] [ 1897.420964] Pid: 1395, comm: cp Tainted: G D 2.6.38-8-generic #42-Ubuntu innotek GmbH VirtualBox [ 1897.420964] RIP: 0010:[<ffffffff81054c6d>] [<ffffffff81054c6d>] task_rq_lock+0x4d/0xa0 [ 1897.420964] RSP: 0018:ffff880013ec57d8 EFLAGS: 00010086 [ 1897.420964] RAX: 000000000f2c3e75 RBX: 0000000000013d00 RCX: ffff88001c341e30 [ 1897.420964] RDX: 0000000000000286 RSI: ffff880013ec5820 RDI: ffff88001cf05b80 [ 1897.420964] RBP: ffff880013ec57f8 R08: 0000000000000000 R09: ffff88001f38bec0 [ 1897.420964] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88001cf05b80 [ 1897.420964] R13: ffff880013ec5820 R14: 0000000000013d00 R15: 0000000000000001 [ 1897.420964] FS: 00007f95c7fc77c0(0000) GS:ffff88001fc80000(0000) knlGS:0000000000000000 [ 1897.420964] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 1897.420964] CR2: fffffffffb0cb7a8 CR3: 000000001c40f000 CR4: 00000000000006e0 [ 1897.420964] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1897.420964] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 1897.420964] Process cp (pid: 1395, threadinfo ffff880013ec4000, task ffff88001d208000) [ 1897.420964] Stack: [ 1897.420964] ffff88001cf05b80 ffff88001c341c90 000000000000000f 0000000000000000 [ 1897.420964] ffff880013ec5858 ffffffff8105f291 000000021ffe9c18 0000000100000001 [ 1897.420964] ffff880013ec58c8 0000000000000286 000000000000001f ffff88001c341c90 [ 1897.420964] Call Trace: [ 1897.420964] [<ffffffff8105f291>] try_to_wake_up+0x31/0x3e0 [ 1897.420964] [<ffffffff8105f675>] wake_up_process+0x15/0x20 [ 1897.420964] [<ffffffff8118a333>] bdi_wakeup_flusher.clone.15+0x13/0x30 [ 1897.420964] [<ffffffff8118a3c4>] bdi_queue_work+0x74/0x130 [ 1897.420964] [<ffffffff8118a67b>] __bdi_start_writeback+0x6b/0xf0 [ 1897.420964] [<ffffffff8118c673>] wakeup_flusher_threads+0x83/0xa0 [ 1897.420964] [<ffffffff8111ec7f>] do_try_to_free_pages+0xcf/0x2d0 [ 1897.420964] [<ffffffff8111f0d7>] try_to_free_pages+0x87/0x110 [ 1897.420964] [<ffffffff81114654>] __alloc_pages_nodemask+0x494/0x840 [ 1897.420964] [<ffffffff81149f45>] alloc_pages_current+0xa5/0x110 [ 1897.420964] [<ffffffff8110c30f>] __page_cache_alloc+0x8f/0xa0 [ 1897.420964] [<ffffffff811173d5>] __do_page_cache_readahead+0xd5/0x220 [ 1897.420964] [<ffffffff81117881>] ra_submit+0x21/0x30 [ 1897.420964] [<ffffffff811179a5>] ondemand_readahead+0x115/0x230 [ 1897.420964] [<ffffffff81117b50>] page_cache_async_readahead+0x90/0xc0 [ 1897.420964] [<ffffffff8110d179>] do_generic_file_read.clone.23+0x279/0x450 [ 1897.420964] [<ffffffff8110de0a>] generic_file_aio_read+0x1ca/0x240 [ 1897.420964] [<ffffffff81164792>] do_sync_read+0xd2/0x110 [ 1897.420964] [<ffffffff81279c13>] ? security_file_permission+0x93/0xb0 [ 1897.420964] [<ffffffff81164ab1>] ? rw_verify_area+0x61/0xf0 [ 1897.420964] [<ffffffff81164f73>] vfs_read+0xc3/0x180 [ 1897.420964] [<ffffffff81165081>] sys_read+0x51/0x90 [ 1897.420964] [<ffffffff8100c002>] system_call_fastpath+0x16/0x1b [ 1897.420964] Code: c3 00 3d 01 00 49 89 fc 49 89 f5 9c 58 0f 1f 44 00 00 48 89 c2 fa 66 0f 1f 44 00 00 49 89 55 00 49 8b 44 24 08 49 89 de 8b 40 18 <4c> 03 34 c5 00 c4 aa 81 4c 89 f7 e8 33 e0 56 00 49 8b 44 24 08 [ 1897.420964] RIP [<ffffffff81054c6d>] task_rq_lock+0x4d/0xa0 [ 1897.420964] RSP <ffff880013ec57d8> [ 1897.420964] CR2: fffffffffb0cb7a8 [ 1897.420964] ---[ end trace 9474b38d75454f1f ]--- [ 1897.420964] Kernel panic - not syncing: Fatal exception in interrupt [ 1897.420964] Pid: 1395, comm: cp Tainted: G D 2.6.38-8-generic #42-Ubuntu [ 1897.420964] Call Trace: [ 1897.420964] [<ffffffff815bfece>] ? panic+0x91/0x19c [ 1897.420964] [<ffffffff815c41ca>] ? oops_end+0xea/0xf0 [ 1897.420964] [<ffffffff810404ad>] ? no_context+0xfd/0x190 [ 1897.420964] [<ffffffff81040665>] ? __bad_area_nosemaphore+0x125/0x1e0 [ 1897.420964] [<ffffffff81114fd8>] ? __pagevec_free+0x48/0xa0 [ 1897.420964] [<ffffffff81040733>] ? bad_area_nosemaphore+0x13/0x20 [ 1897.420964] [<ffffffff815c6ced>] ? do_page_fault+0x44d/0x540 [ 1897.420964] [<ffffffff8111dd26>] ? putback_lru_pages.clone.37+0x226/0x2d0 [ 1897.420964] [<ffffffff815c34d5>] ? page_fault+0x25/0x30 [ 1897.420964] [<ffffffff81054c6d>] ? task_rq_lock+0x4d/0xa0 [ 1897.420964] [<ffffffff8105f291>] ? try_to_wake_up+0x31/0x3e0 [ 1897.420964] [<ffffffff8105f675>] ? wake_up_process+0x15/0x20 [ 1897.420964] [<ffffffff8118a333>] ? bdi_wakeup_flusher.clone.15+0x13/0x30 [ 1897.420964] [<ffffffff8118a3c4>] ? bdi_queue_work+0x74/0x130 [ 1897.420964] [<ffffffff8118a67b>] ? __bdi_start_writeback+0x6b/0xf0 [ 1897.420964] [<ffffffff8118c673>] ? wakeup_flusher_threads+0x83/0xa0 [ 1897.420964] [<ffffffff8111ec7f>] ? do_try_to_free_pages+0xcf/0x2d0 [ 1897.420964] [<ffffffff8111f0d7>] ? try_to_free_pages+0x87/0x110 [ 1897.420964] [<ffffffff81114654>] ? __alloc_pages_nodemask+0x494/0x840 [ 1897.420964] [<ffffffff81149f45>] ? alloc_pages_current+0xa5/0x110 [ 1897.420964] [<ffffffff8110c30f>] ? __page_cache_alloc+0x8f/0xa0 [ 1897.420964] [<ffffffff811173d5>] ? __do_page_cache_readahead+0xd5/0x220 [ 1897.420964] [<ffffffff81117881>] ? ra_submit+0x21/0x30 [ 1897.420964] [<ffffffff811179a5>] ? ondemand_readahead+0x115/0x230 [ 1897.420964] [<ffffffff81117b50>] ? page_cache_async_readahead+0x90/0xc0 [ 1897.420964] [<ffffffff8110d179>] ? do_generic_file_read.clone.23+0x279/0x450 [ 1897.420964] [<ffffffff8110de0a>] ? generic_file_aio_read+0x1ca/0x240 [ 1897.420964] [<ffffffff81164792>] ? do_sync_read+0xd2/0x110 [ 1897.420964] [<ffffffff81279c13>] ? security_file_permission+0x93/0xb0 [ 1897.420964] [<ffffffff81164ab1>] ? rw_verify_area+0x61/0xf0 [ 1897.420964] [<ffffffff81164f73>] ? vfs_read+0xc3/0x180 [ 1897.420964] [<ffffffff81165081>] ? sys_read+0x51/0x90 [ 1897.420964] [<ffffffff8100c002>] ? system_call_fastpath+0x16/0x1b -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/797127 Title: kernel BUG at ext4/inode.c:2082 during heavy I/O To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/797127/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
