Messages in this thread | | | Subject | Re: Oops in kthread | From | Arjan van de Ven <> | Date | Sat, 20 May 2006 15:44:45 +0200 |
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On Sat, 2006-05-20 at 20:37 +0800, Liu haixiang wrote: > Hi All, > > Today I debug one kernel thread created by kthread_run. And after > several hours run, there is one Oops coming from kthread. Please see > below mesage: > ==================== > Unable to handle kernel NULL pointer dereference at virtual address 00000000 > pc = 00000000 > *pde = 00000000 > Oops: 0000 [#1] > > Pid : 261, Comm: CallbackManager > PC is at 0x0 > PC : 00000000 SP : 869bbf8c SR : 40008100 TEA : c016db88 Tainted: P > R0 : 00000000 R1 : 00000000 R2 : 005770c5 R3 : 40008101 > R4 : 8b000006 R5 : 00000003 R6 : 07b1ce60 R7 : 00000079 > R8 : c01c0800 R9 : 07b1ce60 R10 : 00000003 R11 : 00000000 > R12 : 0000004c R13 : 00000000 R14 : 00000079 > MACH: 0000025c MACL: 000001c8 GBR : 00000000 PR : c01b514a > > Call trace: > [<8442d184>] kthread+0xe4/0x140 > [<c01b4f80>] CallbackManager+0x0/0x2c0 [fdma]
you forgot to attach the source code for "fdma"... so how can we help you?
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