feb 22 13:40:07 MYPC.private kernel: BUG: unable to handle kernel NULL pointer dereference at 0000000000000040 feb 22 13:40:07 MYPC.private kernel: IP: nouveau_mem_host+0x37/0x180 [nouveau] feb 22 13:40:07 MYPC.private kernel: PGD 0 P4D 0 feb 22 13:40:07 MYPC.private kernel: general protection fault: 0000 [#1] PREEMPT SMP PTI feb 22 13:40:07 MYPC.private kernel: Modules linked in: fuse arc4 md4 nls_utf8 cifs ccm dns_resolver fscache af_packet vhost_net vhost tap tun nf_conntrack_netbios_ns nf_ feb 22 13:40:07 MYPC.private kernel: snd_hda_core kvm snd_hwdep irqbypass crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel pcbc mei_wdt hid_generic iTCO_wd feb 22 13:40:07 MYPC.private kernel: CPU: 1 PID: 2471 Comm: X Not tainted 4.15.4-1-default #1 feb 22 13:40:07 MYPC.private kernel: Hardware name: Dell Inc. OptiPlex 790/0HY9JP, BIOS A19 05/07/2017 feb 22 13:40:07 MYPC.private kernel: RIP: 0010:nouveau_mem_host+0x37/0x180 [nouveau] feb 22 13:40:07 MYPC.private kernel: RSP: 0018:ffffa8e648077838 EFLAGS: 00010282 feb 22 13:40:07 MYPC.private kernel: RAX: ffffffffc0344ef0 RBX: 223d6e6f69746172 RCX: 0000000004818260 feb 22 13:40:07 MYPC.private kernel: RDX: ffff9942d9f59700 RSI: ffff994191c3cb80 RDI: ffffa8e648077988 feb 22 13:40:07 MYPC.private kernel: RBP: ffff9941d6451700 R08: ffff993ec00004f0 R09: 0000000000000001 feb 22 13:40:07 MYPC.private kernel: R10: 0000000000000000 R11: 0000000000000008 R12: ffffa8e648077988 feb 22 13:40:07 MYPC.private kernel: R13: 0000000000000000 R14: ffff9941d6451700 R15: ffffa8e648077988 feb 22 13:40:07 MYPC.private kernel: FS: 00007ff5f6b1cec0(0000) GS:ffff9942dd240000(0000) knlGS:0000000000000000 feb 22 13:40:07 MYPC.private kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 feb 22 13:40:07 MYPC.private kernel: CR2: 00000000081c0000 CR3: 0000000321cc8004 CR4: 00000000000626e0 feb 22 13:40:07 MYPC.private kernel: Call Trace: feb 22 13:40:07 MYPC.private kernel: nv50_sgdma_bind+0x18/0x30 [nouveau] feb 22 13:40:07 MYPC.private kernel: ttm_tt_bind+0x3f/0x60 [ttm] feb 22 13:40:07 MYPC.private kernel: ttm_bo_handle_move_mem+0x5da/0x610 [ttm] feb 22 13:40:07 MYPC.private kernel: ttm_bo_evict+0x123/0x2f0 [ttm] feb 22 13:40:07 MYPC.private kernel: ? nv44_mmu_new+0x60/0x60 [nouveau] feb 22 13:40:07 MYPC.private kernel: ttm_mem_evict_first+0x155/0x1b0 [ttm] feb 22 13:40:07 MYPC.private kernel: ttm_bo_mem_space+0x344/0x4c0 [ttm] feb 22 13:40:07 MYPC.private kernel: ttm_bo_validate+0xaa/0x130 [ttm] feb 22 13:40:07 MYPC.private kernel: ? drm_vma_offset_add+0x41/0x60 [drm] feb 22 13:40:07 MYPC.private kernel: ttm_bo_init_reserved+0x38f/0x430 [ttm] feb 22 13:40:07 MYPC.private kernel: ttm_bo_init+0x2f/0x90 [ttm] feb 22 13:40:07 MYPC.private kernel: ? nouveau_bo_invalidate_caches+0x10/0x10 [nouveau] feb 22 13:40:07 MYPC.private kernel: nouveau_bo_new+0x416/0x590 [nouveau] feb 22 13:40:07 MYPC.private kernel: ? nouveau_bo_invalidate_caches+0x10/0x10 [nouveau] feb 22 13:40:07 MYPC.private kernel: ? nouveau_gem_new+0x100/0x100 [nouveau] feb 22 13:40:07 MYPC.private kernel: nouveau_gem_new+0x49/0x100 [nouveau] feb 22 13:40:07 MYPC.private kernel: nouveau_gem_ioctl_new+0x41/0xc0 [nouveau] feb 22 13:40:07 MYPC.private kernel: drm_ioctl_kernel+0x5b/0xb0 [drm] feb 22 13:40:07 MYPC.private kernel: drm_ioctl+0x2ad/0x350 [drm] feb 22 13:40:07 MYPC.private kernel: ? nouveau_gem_new+0x100/0x100 [nouveau] feb 22 13:40:07 MYPC.private kernel: nouveau_drm_ioctl+0x64/0xc0 [nouveau] feb 22 13:40:07 MYPC.private kernel: do_vfs_ioctl+0x90/0x5f0 feb 22 13:40:07 MYPC.private kernel: ? __sys_recvmsg+0x5d/0x70 feb 22 13:40:07 MYPC.private kernel: ? __fget+0x6e/0xb0 feb 22 13:40:07 MYPC.private kernel: SyS_ioctl+0x74/0x80 feb 22 13:40:07 MYPC.private kernel: do_syscall_64+0x79/0x140 feb 22 13:40:07 MYPC.private kernel: entry_SYSCALL_64_after_hwframe+0x26/0x9b feb 22 13:40:07 MYPC.private kernel: RIP: 0033:0x7ff5f4457377 feb 22 13:40:07 MYPC.private kernel: RSP: 002b:00007ffc8f4c1d18 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 feb 22 13:40:07 MYPC.private kernel: RAX: ffffffffffffffda RBX: 000055be64fa9560 RCX: 00007ff5f4457377 feb 22 13:40:07 MYPC.private kernel: RDX: 00007ffc8f4c1d70 RSI: 00000000c0306480 RDI: 000000000000000d feb 22 13:40:07 MYPC.private kernel: RBP: 00007ffc8f4c1d70 R08: 0000000000000000 R09: 000055be64da2850 feb 22 13:40:07 MYPC.private kernel: R10: 000055be64fa9560 R11: 0000000000000246 R12: 00000000c0306480 feb 22 13:40:07 MYPC.private kernel: R13: 000000000000000d R14: 000055be64da2850 R15: 000055be63ebcfa0 feb 22 13:40:07 MYPC.private kernel: Code: 54 49 89 fc 55 53 48 83 ec 20 4c 8b 37 49 8b 1e 48 c7 44 24 08 00 00 00 00 48 c7 44 24 10 00 00 00 00 48 c7 44 24 18 00 00 00 0 feb 22 13:40:07 MYPC.private kernel: RIP: nouveau_mem_host+0x37/0x180 [nouveau] RSP: ffffa8e648077838 feb 22 13:40:07 MYPC.private kernel: ---[ end trace fc34adc5c3df413b ]--- feb 22 14:40:06 MYPC.private kernel: BUG: unable to handle kernel NULL pointer dereference at 0000000000000040 feb 22 14:40:06 MYPC.private kernel: IP: nouveau_mem_host+0x37/0x180 [nouveau] feb 22 14:40:06 MYPC.private kernel: PGD 0 P4D 0 feb 22 14:40:06 MYPC.private kernel: Oops: 0000 [#1] PREEMPT SMP PTI feb 22 14:40:06 MYPC.private kernel: Modules linked in: fuse arc4 md4 nls_utf8 cifs ccm dns_resolver fscache af_packet vhost_net vhost tap tun nf_connt feb 22 14:40:06 MYPC.private kernel: crc32_pclmul crc32c_intel ghash_clmulni_intel pcbc hid_generic mei_wdt snd_hda_intel snd_hda_codec iTCO_wdt iTCO_ feb 22 14:40:06 MYPC.private kernel: CPU: 1 PID: 2424 Comm: X Not tainted 4.15.4-1-default #1 feb 22 14:40:06 MYPC.private kernel: Hardware name: Dell Inc. OptiPlex 790/0HY9JP, BIOS A19 05/07/2017 feb 22 14:40:06 MYPC.private kernel: RIP: 0010:nouveau_mem_host+0x37/0x180 [nouveau] feb 22 14:40:06 MYPC.private kernel: RSP: 0018:ffffc03c486df838 EFLAGS: 00010282 feb 22 14:40:06 MYPC.private kernel: RAX: ffffffffc038fef0 RBX: 0000000000000000 RCX: 00000000049ec040 feb 22 14:40:06 MYPC.private kernel: RDX: ffff9f3517b6b100 RSI: ffff9f3417e22e80 RDI: ffffc03c486df988 feb 22 14:40:06 MYPC.private kernel: RBP: ffff9f34214f6b80 R08: ffff9f31000001d8 R09: 0000000000000001 feb 22 14:40:06 MYPC.private kernel: R10: 0000000000000000 R11: 0000000000000008 R12: ffffc03c486df988 feb 22 14:40:06 MYPC.private kernel: R13: 0000000000000000 R14: ffff9f34214f6b80 R15: ffffc03c486df988 feb 22 14:40:06 MYPC.private kernel: FS: 00007f0e6faefec0(0000) GS:ffff9f351d240000(0000) knlGS:0000000000000000 feb 22 14:40:06 MYPC.private kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 feb 22 14:40:06 MYPC.private kernel: CR2: 0000000000000040 CR3: 000000031af64006 CR4: 00000000000626e0 feb 22 14:40:06 MYPC.private kernel: Call Trace: feb 22 14:40:06 MYPC.private kernel: nv50_sgdma_bind+0x18/0x30 [nouveau] feb 22 14:40:06 MYPC.private kernel: ttm_tt_bind+0x3f/0x60 [ttm] feb 22 14:40:06 MYPC.private kernel: ttm_bo_handle_move_mem+0x5da/0x610 [ttm] feb 22 14:40:06 MYPC.private kernel: ttm_bo_evict+0x123/0x2f0 [ttm] feb 22 14:40:06 MYPC.private kernel: ? nv44_mmu_new+0x60/0x60 [nouveau] feb 22 14:40:06 MYPC.private kernel: ttm_mem_evict_first+0x155/0x1b0 [ttm] feb 22 14:40:06 MYPC.private kernel: ttm_bo_mem_space+0x344/0x4c0 [ttm] feb 22 14:40:06 MYPC.private kernel: ttm_bo_validate+0xaa/0x130 [ttm] feb 22 14:40:06 MYPC.private kernel: ? drm_vma_offset_add+0x41/0x60 [drm] feb 22 14:40:06 MYPC.private kernel: ttm_bo_init_reserved+0x38f/0x430 [ttm] feb 22 14:40:06 MYPC.private kernel: ttm_bo_init+0x2f/0x90 [ttm] feb 22 14:40:06 MYPC.private kernel: ? nouveau_bo_invalidate_caches+0x10/0x10 [nouveau] feb 22 14:40:06 MYPC.private kernel: nouveau_bo_new+0x416/0x590 [nouveau] feb 22 14:40:06 MYPC.private kernel: ? nouveau_bo_invalidate_caches+0x10/0x10 [nouveau] feb 22 14:40:06 MYPC.private kernel: ? nouveau_gem_new+0x100/0x100 [nouveau] feb 22 14:40:06 MYPC.private kernel: nouveau_gem_new+0x49/0x100 [nouveau] feb 22 14:40:06 MYPC.private kernel: nouveau_gem_ioctl_new+0x41/0xc0 [nouveau] feb 22 14:40:06 MYPC.private kernel: drm_ioctl_kernel+0x5b/0xb0 [drm] feb 22 14:40:06 MYPC.private kernel: drm_ioctl+0x2ad/0x350 [drm] feb 22 14:40:06 MYPC.private kernel: ? nouveau_gem_new+0x100/0x100 [nouveau] feb 22 14:40:06 MYPC.private kernel: ? update_load_avg+0x57b/0x6f0 feb 22 14:40:06 MYPC.private kernel: nouveau_drm_ioctl+0x64/0xc0 [nouveau] feb 22 14:40:06 MYPC.private kernel: do_vfs_ioctl+0x90/0x5f0 feb 22 14:40:06 MYPC.private kernel: ? __sys_recvmsg+0x5d/0x70 feb 22 14:40:06 MYPC.private kernel: ? __fget+0x6e/0xb0 feb 22 14:40:06 MYPC.private kernel: SyS_ioctl+0x74/0x80 feb 22 14:40:06 MYPC.private kernel: do_syscall_64+0x79/0x140 feb 22 14:40:06 MYPC.private kernel: entry_SYSCALL_64_after_hwframe+0x26/0x9b feb 22 14:40:06 MYPC.private kernel: RIP: 0033:0x7f0e6d42a377 feb 22 14:40:06 MYPC.private kernel: RSP: 002b:00007ffe2e9bb3a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 feb 22 14:40:06 MYPC.private kernel: RAX: ffffffffffffffda RBX: 0000560fa5adc6e0 RCX: 00007f0e6d42a377 feb 22 14:40:06 MYPC.private kernel: RDX: 00007ffe2e9bb400 RSI: 00000000c0306480 RDI: 000000000000000d feb 22 14:40:06 MYPC.private kernel: RBP: 00007ffe2e9bb400 R08: 0000000000000000 R09: 0000560fa5ac1380 feb 22 14:40:06 MYPC.private kernel: R10: 0000560fa5adc6e0 R11: 0000000000000246 R12: 00000000c0306480 feb 22 14:40:06 MYPC.private kernel: R13: 000000000000000d R14: 0000560fa5ac1380 R15: 0000560fa4ae8d60 feb 22 14:40:06 MYPC.private kernel: Code: 54 49 89 fc 55 53 48 83 ec 20 4c 8b 37 49 8b 1e 48 c7 44 24 08 00 00 00 00 48 c7 44 24 10 00 00 00 00 48 c7 feb 22 14:40:06 MYPC.private kernel: RIP: nouveau_mem_host+0x37/0x180 [nouveau] RSP: ffffc03c486df838 feb 22 14:40:06 MYPC.private kernel: CR2: 0000000000000040 feb 22 14:40:06 MYPC.private kernel: ---[ end trace 68279426b45b37b9 ]--- feb 22 15:01:08 MYPC.private kernel: BUG: unable to handle kernel NULL pointer dereference at 0000000000000040 feb 22 15:01:08 MYPC.private kernel: IP: nouveau_mem_host+0x37/0x180 [nouveau] feb 22 15:01:08 MYPC.private kernel: PGD 0 P4D 0 feb 22 15:01:08 MYPC.private kernel: Oops: 0000 [#1] PREEMPT SMP PTI feb 22 15:01:08 MYPC.private kernel: Modules linked in: fuse arc4 md4 nls_utf8 cifs ccm dns_resolver fscache af_packet vhost_net vhost tap tun nf_conntrack_netbios_ns nf_conntra feb 22 15:01:08 MYPC.private kernel: irqbypass crct10dif_pclmul snd_hda_codec snd_hda_core snd_hwdep crc32_pclmul crc32c_intel snd_pcm ghash_clmulni_intel pcbc hid_generic iTCO feb 22 15:01:08 MYPC.private kernel: CPU: 2 PID: 2517 Comm: gnome-shell Not tainted 4.15.3-1-default #1 feb 22 15:01:08 MYPC.private kernel: Hardware name: Dell Inc. OptiPlex 790/0HY9JP, BIOS A19 05/07/2017 feb 22 15:01:08 MYPC.private kernel: RIP: 0010:nouveau_mem_host+0x37/0x180 [nouveau] feb 22 15:01:08 MYPC.private kernel: RSP: 0018:ffffb0c6c88f7838 EFLAGS: 00010282 feb 22 15:01:08 MYPC.private kernel: RAX: ffffffffc05a2ef0 RBX: 0000000000000000 RCX: 000000000417b2c0 feb 22 15:01:08 MYPC.private kernel: RDX: ffff91654562c480 RSI: ffff91644ecfd500 RDI: ffffb0c6c88f7988 feb 22 15:01:08 MYPC.private kernel: RBP: ffff9164a9f8a680 R08: ffff916180000d08 R09: 0000000000000001 feb 22 15:01:08 MYPC.private kernel: R10: 0000000000000000 R11: 0000000000000008 R12: ffffb0c6c88f7988 feb 22 15:01:08 MYPC.private kernel: R13: 0000000000000000 R14: ffff9164a9f8a680 R15: ffffb0c6c88f7988 feb 22 15:01:08 MYPC.private kernel: FS: 00007f006d5223c0(0000) GS:ffff91659d280000(0000) knlGS:0000000000000000 feb 22 15:01:08 MYPC.private kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 feb 22 15:01:08 MYPC.private kernel: CR2: 0000000000000040 CR3: 000000031791a003 CR4: 00000000000626e0 feb 22 15:01:08 MYPC.private kernel: Call Trace: feb 22 15:01:08 MYPC.private kernel: nv50_sgdma_bind+0x18/0x30 [nouveau] feb 22 15:01:08 MYPC.private kernel: ttm_tt_bind+0x3f/0x60 [ttm] feb 22 15:01:08 MYPC.private kernel: ttm_bo_handle_move_mem+0x5da/0x610 [ttm] feb 22 15:01:08 MYPC.private kernel: ttm_bo_evict+0x123/0x2f0 [ttm] feb 22 15:01:08 MYPC.private kernel: ? __mutex_lock.isra.2+0x437/0x4e0 feb 22 15:01:08 MYPC.private kernel: ttm_mem_evict_first+0x155/0x1b0 [ttm] feb 22 15:01:08 MYPC.private kernel: ttm_bo_mem_space+0x344/0x4c0 [ttm] feb 22 15:01:08 MYPC.private kernel: ttm_bo_validate+0xaa/0x130 [ttm] feb 22 15:01:08 MYPC.private kernel: ? drm_vma_offset_add+0x41/0x60 [drm] feb 22 15:01:08 MYPC.private kernel: ttm_bo_init_reserved+0x38f/0x430 [ttm] feb 22 15:01:08 MYPC.private kernel: ttm_bo_init+0x2f/0x90 [ttm] feb 22 15:01:08 MYPC.private kernel: ? nouveau_bo_invalidate_caches+0x10/0x10 [nouveau] feb 22 15:01:08 MYPC.private kernel: nouveau_bo_new+0x416/0x590 [nouveau] feb 22 15:01:08 MYPC.private kernel: ? nouveau_bo_invalidate_caches+0x10/0x10 [nouveau] feb 22 15:01:08 MYPC.private kernel: ? nouveau_gem_new+0x100/0x100 [nouveau] feb 22 15:01:08 MYPC.private kernel: nouveau_gem_new+0x49/0x100 [nouveau] feb 22 15:01:08 MYPC.private kernel: nouveau_gem_ioctl_new+0x41/0xc0 [nouveau] feb 22 15:01:08 MYPC.private kernel: drm_ioctl_kernel+0x5b/0xb0 [drm] feb 22 15:01:08 MYPC.private kernel: drm_ioctl+0x2ad/0x350 [drm] feb 22 15:01:08 MYPC.private kernel: ? nouveau_gem_new+0x100/0x100 [nouveau] feb 22 15:01:08 MYPC.private kernel: nouveau_drm_ioctl+0x64/0xc0 [nouveau] feb 22 15:01:08 MYPC.private kernel: do_vfs_ioctl+0x90/0x5f0 feb 22 15:01:08 MYPC.private kernel: ? __sys_recvmsg+0x5d/0x70 feb 22 15:01:08 MYPC.private kernel: ? __fget+0x6e/0xb0 feb 22 15:01:08 MYPC.private kernel: SyS_ioctl+0x74/0x80 feb 22 15:01:08 MYPC.private kernel: do_syscall_64+0x79/0x140 feb 22 15:01:08 MYPC.private kernel: entry_SYSCALL_64_after_hwframe+0x26/0x9b feb 22 15:01:08 MYPC.private kernel: RIP: 0033:0x7f006a5d8377 feb 22 15:01:08 MYPC.private kernel: RSP: 002b:00007ffcb379b6a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 feb 22 15:01:08 MYPC.private kernel: RAX: ffffffffffffffda RBX: 0000560469429690 RCX: 00007f006a5d8377 feb 22 15:01:08 MYPC.private kernel: RDX: 00007ffcb379b700 RSI: 00000000c0306480 RDI: 000000000000000c feb 22 15:01:08 MYPC.private kernel: RBP: 00007ffcb379b700 R08: 0000000000000000 R09: 0000000000000006 feb 22 15:01:08 MYPC.private kernel: R10: 0000560469429690 R11: 0000000000000246 R12: 00000000c0306480 feb 22 15:01:08 MYPC.private kernel: R13: 000000000000000c R14: 000056046761bd78 R15: 0000560465208ac0 feb 22 15:01:08 MYPC.private kernel: Code: 54 49 89 fc 55 53 48 83 ec 20 4c 8b 37 49 8b 1e 48 c7 44 24 08 00 00 00 00 48 c7 44 24 10 00 00 00 00 48 c7 44 24 18 00 00 00 00 <48> feb 22 15:01:08 MYPC.private kernel: RIP: nouveau_mem_host+0x37/0x180 [nouveau] RSP: ffffb0c6c88f7838 feb 22 15:01:08 MYPC.private kernel: CR2: 0000000000000040 feb 22 15:01:08 MYPC.private kernel: ---[ end trace 93d89d4f88fd8c76 ]---