Skip to content
View in the app

A better way to browse. Learn more.

Unraid

A full-screen app on your home screen with push notifications, badges and more.

To install this app on iOS and iPadOS
  1. Tap the Share icon in Safari
  2. Scroll the menu and tap Add to Home Screen.
  3. Tap Add in the top-right corner.
To install this app on Android
  1. Tap the 3-dot menu (⋮) in the top-right corner of the browser.
  2. Tap Add to Home screen or Install app.
  3. Confirm by tapping Install.

BUG: unable to handle kernel NULL pointer dereference

Featured Replies

Hi all,

 

I've been trying to add a new hard drive into the mix and I keep getting this error that comes up on the console screen.

 

It happens after the clearing has started. This is very similar to other errors that I have encountered every now and then. After the error comes up, it's impossible to restart the server using commands that I am familiar with (reboot, halt, etc.) Issuing the reboot command causes a broadcast message about how the server is going down... but nothing ever happens after that.

 

Anyway... attached is the snip of the syslog (if I can get the attachements working). Nope attachements still don't work... so here it is...

 

Dec  8 18:03:22 Tower emhttp[1073]: clearing disk7 ...
Dec  8 18:03:23 Tower kernel: [  102.566538] md7: new disk
Dec  8 18:03:26 Tower kernel: [  105.458971] md7: new disk
Dec  8 18:04:02 Tower emhttp[1073]: ... clearing 1% complete
Dec  8 18:04:43 Tower emhttp[1073]: ... clearing 2% complete
Dec  8 18:05:24 Tower emhttp[1073]: ... clearing 3% complete
Dec  8 18:06:07 Tower emhttp[1073]: ... clearing 4% complete
Dec  8 18:06:52 Tower emhttp[1073]: ... clearing 5% complete
Dec  8 18:07:33 Tower emhttp[1073]: ... clearing 6% complete
Dec  8 18:08:02 Tower kernel: [  380.765203] BUG: unable to handle kernel NULL pointer dereference at virtual address 00000000
Dec  8 18:08:02 Tower kernel: [  380.765346]  printing eip:
Dec  8 18:08:02 Tower kernel: [  380.765413] c0160240
Dec  8 18:08:02 Tower kernel: [  380.765415] *pde = 00000000
Dec  8 18:08:02 Tower kernel: [  380.765483] Oops: 0000 [#1]
Dec  8 18:08:02 Tower kernel: [  380.765549] Modules linked in: md_mod fuse ata_piix sata_promise tg3 libata piix ide_core
Dec  8 18:08:02 Tower kernel: [  380.766111] CPU:    0
Dec  8 18:08:02 Tower kernel: [  380.766112] EIP:    0060:[<c0160240>]    Not tainted VLI
Dec  8 18:08:02 Tower kernel: [  380.766113] EFLAGS: 00210283   (2.6.22.5 #9)
Dec  8 18:08:02 Tower kernel: [  380.766349] EIP is at __block_write_full_page+0xc1/0x2bc
Dec  8 18:08:02 Tower kernel: [  380.766419] eax: 00000000   ebx: 00000000   ecx: 00000003   edx: 00000000
Dec  8 18:08:02 Tower kernel: [  380.766492] esi: 027c9978   edi: 00000000   ebp: c1236f00   esp: df8ddb54
Dec  8 18:08:02 Tower kernel: [  380.766564] ds: 007b   es: 007b   fs: 0000  gs: 0033  ss: 0068
Dec  8 18:08:02 Tower kernel: [  380.766636] Process emhttp (pid: 1148, ti=df8dc000 task=de355ab0 task.ti=df8dc000)
Dec  8 18:08:02 Tower kernel: [  380.766709] Stack: df8ddbfc e01d91f0 00000000 004f9329 00000000 00000200 c0ff4390 2542ea70
Dec  8 18:08:02 Tower kernel: [  380.767078]        00000000 00000000 c0163065 df9e10a8 0000004a c1236f00 00000005 df9e10a8
Dec  8 18:08:02 Tower kernel: [  380.767446]        c01618dd df8ddd24 00000000 df8ddbf0 df8ddd24 c0163065 df9e1140 0000000e
Dec  8 18:08:02 Tower kernel: [  380.767814] Call Trace:
Dec  8 18:08:02 Tower kernel: [  380.767943]  [<c0163065>] blkdev_get_block+0x0/0x45
Dec  8 18:08:02 Tower kernel: [  380.768045]  [<c01618dd>] block_write_full_page+0xc8/0xd0
Dec  8 18:08:02 Tower kernel: [  380.768146]  [<c0163065>] blkdev_get_block+0x0/0x45
Dec  8 18:08:02 Tower kernel: [  380.768246]  [<c0134019>] __writepage+0x8/0x1f
Dec  8 18:08:02 Tower kernel: [  380.768345]  [<c0133efb>] write_cache_pages+0x16e/0x284
Dec  8 18:08:02 Tower kernel: [  380.768445]  [<c0134011>] __writepage+0x0/0x1f
Dec  8 18:08:02 Tower kernel: [  380.768544]  [<c0134030>] generic_writepages+0x0/0x24
Dec  8 18:08:02 Tower kernel: [  380.768644]  [<c013404d>] generic_writepages+0x1d/0x24
Dec  8 18:08:02 Tower kernel: [  380.768743]  [<c0134074>] do_writepages+0x20/0x30
Dec  8 18:08:02 Tower kernel: [  380.768842]  [<c015c5c1>] __sync_single_inode+0x51/0x196
Dec  8 18:08:02 Tower kernel: [  380.768943]  [<c015c83d>] __writeback_single_inode+0x137/0x13f
Dec  8 18:08:02 Tower kernel: [  380.769045]  [<c01449a2>] cache_alloc_refill+0xc6/0x175
Dec  8 18:08:02 Tower kernel: [  380.769147]  [<c0161e10>] alloc_buffer_head+0x27/0x2b
Dec  8 18:08:02 Tower kernel: [  380.769247]  [<c015c9ad>] sync_sb_inodes+0x168/0x1fd
Dec  8 18:08:02 Tower kernel: [  380.769347]  [<c015ca85>] writeback_inodes+0x43/0x64
Dec  8 18:08:02 Tower kernel: [  380.769448]  [<c01339bf>] balance_dirty_pages+0x8e/0x132
Dec  8 18:08:02 Tower kernel: [  380.769550]  [<c0131041>] generic_file_buffered_write+0x4a7/0x57b
Dec  8 18:08:02 Tower kernel: [  380.769654]  [<c01561c6>] file_update_time+0x26/0x8b
Dec  8 18:08:02 Tower kernel: [  380.769755]  [<c013155f>] __generic_file_aio_write_nolock+0x44a/0x474
Dec  8 18:08:02 Tower kernel: [  380.769860]  [<c023b8b4>] sd_rw_intr+0x1fb/0x203
Dec  8 18:08:02 Tower kernel: [  380.769961]  [<c01315d4>] generic_file_aio_write_nolock+0x4b/0x9e
Dec  8 18:08:02 Tower kernel: [  380.770062]  [<f8862a25>] ata_scsi_qc_complete+0x111/0x11d [libata]
Dec  8 18:08:02 Tower kernel: [  380.770179]  [<c0146fed>] do_sync_write+0xbe/0xfb
Dec  8 18:08:02 Tower kernel: [  380.770279]  [<f881a64f>] pdc_interrupt+0x17d/0x1b1 [sata_promise]
Dec  8 18:08:02 Tower kernel: [  380.770383]  [<c02371af>] scsi_softirq_done+0xbc/0xc3
Dec  8 18:08:02 Tower kernel: [  380.770485]  [<c01215b2>] autoremove_wake_function+0x0/0x33
Dec  8 18:08:02 Tower kernel: [  380.770588]  [<c0103c0b>] common_interrupt+0x23/0x28
Dec  8 18:08:02 Tower kernel: [  380.770689]  [<c01470b5>] vfs_write+0x8b/0x106
Dec  8 18:08:02 Tower kernel: [  380.770788]  [<c01471d8>] sys_write+0x41/0x67
Dec  8 18:08:02 Tower kernel: [  380.770886]  [<c0103a62>] syscall_call+0x7/0xb
Dec  8 18:08:02 Tower kernel: [  380.770986]  =======================
Dec  8 18:08:02 Tower kernel: [  380.771053] Code: 0f 45 f2 f6 c4 08 75 04 0f 0b eb fe 8b 5d 0c 89 5c 24 18 3b 7c 24 20 72 12 77 06 3b 74 24 1c 76 0a 0f ba 33 01 0f ba 2b 00 eb 79 <8b> 03 a8 20 75 73 8b 03 a8 02 74 6d 8b 44 24 14 39 43 14 74 29
Dec  8 18:08:02 Tower kernel: [  380.773090] EIP: [<c0160240>] __block_write_full_page+0xc1/0x2bc SS:ESP 0068:df8ddb54

 

 

  • Author

well.. ok....

 

it appears that I have some bad ram.

 

I decided to run the memtest and almost immediately the bottom of the screen filled up with a red-background and a bunch of errors.

 

That's bad right  ;D

 

Well.. off to the store tomorrow then.

 

Archived

This topic is now archived and is closed to further replies.

Account

Navigation

Search

Search

Configure browser push notifications

Chrome (Android)
  1. Tap the lock icon next to the address bar.
  2. Tap Permissions → Notifications.
  3. Adjust your preference.
Chrome (Desktop)
  1. Click the padlock icon in the address bar.
  2. Select Site settings.
  3. Find Notifications and adjust your preference.