[65103.612141] nouveau E[   PFIFO][0000:01:00.0] read fault at 0x00029c0000 [PAGE_NOT_PRESENT] from PGRAPH/DISPATCH on channel 0x003fae4000 [java[13461]]
[65103.612145] nouveau E[   PFIFO][0000:01:00.0] PGRAPH engine fault on channel 6, recovering...
[65313.090006] nouveau E[java[13461]] failed to idle channel 0xcccc0000 [java[13461]]
[65328.090005] nouveau E[java[13461]] failed to idle channel 0xcccc0000 [java[13461]]
[67664.476869] nouveau E[   PFIFO][0000:01:00.0] PBDMA0: (unknown bits 0x00040000)
[67664.476877] nouveau E[   PFIFO][0000:01:00.0] PBDMA0: ch 6 [java[23852]] subc 0 mthd 0x0000 data 0x00000000
[67664.476892] nouveau E[  PGRAPH][0000:01:00.0] DATA_ERROR [INVALID_BITFIELD] ch 6 [0x003fae4000 java[23852]] subc 0 class 0x9197 mthd 0x0808 data 0x20020302
[67664.476905] nouveau E[   PFIFO][0000:01:00.0] PBDMA0: (unknown bits 0x00040000)
[67664.476908] nouveau E[   PFIFO][0000:01:00.0] PBDMA0: ch 6 [java[23852]] subc 0 mthd 0x0000 data 0x00000000
[67664.476921] nouveau E[  PGRAPH][0000:01:00.0] DATA_ERROR [INVALID_BITFIELD] ch 6 [0x003fae4000 java[23852]] subc 0 class 0x9197 mthd 0x0810 data 0x3f800000
[67664.476933] nouveau E[   PFIFO][0000:01:00.0] PBDMA0: (unknown bits 0x00040000)
[67664.476936] nouveau E[   PFIFO][0000:01:00.0] PBDMA0: ch 6 [java[23852]] subc 0 mthd 0x0000 data 0x00000000
[67664.476949] nouveau E[  PGRAPH][0000:01:00.0] DATA_ERROR [INVALID_BITFIELD] ch 6 [0x003fae4000 java[23852]] subc 0 class 0x9197 mthd 0x0814 data 0x2003028b
[67664.476968] nouveau E[  PGRAPH][0000:01:00.0] DATA_ERROR [INVALID_BITFIELD] ch 6 [0x003fae4000 java[23852]] subc 0 class 0x9197 mthd 0x0818 data 0x43aac000
[67664.476988] nouveau E[  PGRAPH][0000:01:00.0] DATA_ERROR [INVALID_BITFIELD] ch 6 [0x003fae4000 java[23852]] subc 0 class 0x9197 mthd 0x0820 data 0x3f000000
[67733.494005] nouveau E[java[23852]] failed to idle channel 0xcccc0000 [java[23852]]
[67748.494008] nouveau E[java[23852]] failed to idle channel 0xcccc0000 [java[23852]]
[67892.178253] nouveau E[   PFIFO][0000:01:00.0] PBDMA0: (unknown bits 0x00040000)
[67892.178260] nouveau E[   PFIFO][0000:01:00.0] PBDMA0: ch 6 [java[24913]] subc 0 mthd 0x0000 data 0x00000000
[67892.178271] nouveau E[   PFIFO][0000:01:00.0] PBDMA0: (unknown bits 0x00040000)
[67892.178274] nouveau E[   PFIFO][0000:01:00.0] PBDMA0: ch 6 [java[24913]] subc 0 mthd 0x0000 data 0x00000000
[67892.179456] nouveau E[   PFIFO][0000:01:00.0] PBDMA0: (unknown bits 0x00040000)
[67892.179462] nouveau E[   PFIFO][0000:01:00.0] PBDMA0: ch 6 [java[24913]] subc 0 mthd 0x0000 data 0x00000000
[67938.188007] nouveau E[java[24913]] failed to idle channel 0xcccc0000 [java[24913]]
[67953.188005] nouveau E[java[24913]] failed to idle channel 0xcccc0000 [java[24913]]
[68110.540686] nouveau E[java[26512]] Unknown handle 0x0000002a
[68110.540691] nouveau E[java[26512]] validate_init
[68110.540692] nouveau E[java[26512]] validate: -2
[68152.588361] nouveau E[java[26512]] multiple instances of buffer 3 on validation list
[68152.588367] nouveau E[java[26512]] validate_init
[68152.588370] nouveau E[java[26512]] validate: -22
[69598.417401] nouveau E[java[29583]] push 1 buffer not in list
[69664.491421] nouveau E[   PFIFO][0000:01:00.0] read fault at 0x0001e66000 [PAGE_NOT_PRESENT] from PGRAPH/DISPATCH on channel 0x003fae4000 [java[30227]]
[69664.491426] nouveau E[   PFIFO][0000:01:00.0] PGRAPH engine fault on channel 6, recovering...
[69810.874007] nouveau E[java[30227]] failed to idle channel 0xcccc0000 [java[30227]]
[69825.874005] nouveau E[java[30227]] failed to idle channel 0xcccc0000 [java[30227]]
[69992.686634] nouveau E[java[31905]] push 1 buffer not in list