No problems in 18.04, but just installed 18.10 and immediately noticed: [ 22.210060] ------------[ cut here ]------------ [ 22.210064] Bad or missing usercopy whitelist? Kernel memory exposure attempt detected from SLUB object 'nvidia_stack_t' (offset 11864, size 3)! [ 22.210080] WARNING: CPU: 0 PID: 1044 at mm/usercopy.c:81 usercopy_warn+0x81/0xa0 [ 22.210081] Modules linked in: ccm nvidia_uvm(POE) rfcomm bnep dell_wmi wmi_bmof sparse_keymap snd_hda_codec_idt snd_hda_codec_generic snd_hda_intel dell_rbtn snd_hda_codec snd_hda_core snd_hwdep snd_pcm dell_laptop coretemp dell_smbios dell_wmi_descriptor dcdbas snd_seq_midi dell_smm_hwmon arc4 kvm snd_seq_midi_event irqbypass ath9k snd_rawmidi joydev snd_seq ath9k_common input_leds nvidia(POE) serio_raw ath9k_hw snd_seq_device pcmcia ath mac80211 snd_timer btusb btrtl btbcm btintel yenta_socket pcmcia_rsrc snd bluetooth pcmcia_core cfg80211 ecdh_generic drm soundcore wmi mac_hid ip6table_filter ip6_tables xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack iptable_filter bpfilter sch_fq_codel parport_pc ppdev lp parport ip_tables x_tables autofs4 btrfs xor zstd_compress raid6_pq [ 22.210146] libcrc32c crypto_simd cryptd glue_helper aes_x86_64 algif_skcipher af_alg dm_crypt dm_mirror dm_region_hash dm_log gpio_ich psmouse lpc_ich ahci i2c_i801 libahci firewire_ohci pata_acpi firewire_core crc_itu_t tg3 video [ 22.210167] CPU: 0 PID: 1044 Comm: Xorg Tainted: P OE 4.18.0-11-generic #12-Ubuntu [ 22.210168] Hardware name: Dell Inc. Latitude D630 /, BIOS A19 06/04/2013 [ 22.210171] RIP: 0010:usercopy_warn+0x81/0xa0 [ 22.210172] Code: 50 9f 41 51 4d 89 d8 48 c7 c0 89 8d 4f 9f 49 89 f1 48 89 f9 48 0f 45 c2 48 c7 c7 f0 a1 50 9f 4c 89 d2 48 89 c6 e8 f1 cf df ff <0f> 0b 48 83 c4 18 c9 c3 48 c7 c6 b2 8a 52 9f 49 89 f1 49 89 f3 eb [ 22.210212] RSP: 0018:ffff9f98c1387b58 EFLAGS: 00010282 [ 22.210214] RAX: 0000000000000000 RBX: ffff916c551bae58 RCX: 0000000000000006 [ 22.210215] RDX: 0000000000000007 RSI: 0000000000000092 RDI: ffff916c5fc164b0 [ 22.210217] RBP: ffff9f98c1387b70 R08: 0000000000000001 R09: 00000000000003b7 [ 22.210218] R10: 0000000000000004 R11: 0000000000000000 R12: 0000000000000003 [ 22.210219] R13: 0000000000000001 R14: ffff916c551bae5b R15: ffff916c551baea0 [ 22.210221] FS: 00007f097fd85a80(0000) GS:ffff916c5fc00000(0000) knlGS:0000000000000000 [ 22.210223] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 22.210225] CR2: 00007f097b36f000 CR3: 00000001112a4000 CR4: 00000000000006f0 [ 22.210226] Call Trace: [ 22.210233] __check_heap_object+0xc2/0x110 [ 22.210235] __check_object_size+0x14c/0x178 [ 22.210406] os_memcpy_to_user+0x26/0x50 [nvidia] [ 22.210506] _nv001372rm+0xa5/0x260 [nvidia] [ 22.210509] WARNING: kernel stack frame pointer at 000000008ab5a0d0 in Xorg:1044 has bad value 0000000009c6dee6 [ 22.210511] unwind stack type:0 next_sp: (null) mask:0x2 graph_idx:0 [ 22.210513] 00000000d9b18b42: ffff9f98c1387b80 (0xffff9f98c1387b80) [ 22.210515] 0000000052248cc5: ffffffff9e669a82 (__check_heap_object+0xc2/0x110) [ 22.210516] 00000000d8fbd36b: ffff9f98c1387bb0 (0xffff9f98c1387bb0) [ 22.210518] 00000000fbaec228: ffffffff9e691abc (__check_object_size+0x14c/0x178) [ 22.210520] 0000000075bbe0bd: 0000000000000003 (0x3) [ 22.210521] 00000000c59928fd: ffff916c551bae58 (0xffff916c551bae58) [ 22.210522] 00000000b21fd37b: 000056306fd72ff0 (0x56306fd72ff0) [ 22.210523] 00000000d6eeec1d: ffff916c551bae58 (0xffff916c551bae58) [ 22.210524] 00000000572c6e05: ffff9f98c1387bd8 (0xffff9f98c1387bd8) [ 22.210614] 00000000586dbeef: ffffffffc0ee6d26 (os_memcpy_to_user+0x26/0x50 [nvidia]) [ 22.210615] 00000000f8a4e252: 0000000000000003 (0x3) [ 22.210616] 000000001ec430c9: 0000000000000000 ... [ 22.210617] 00000000ab4db71d: 000056306fd72ff0 (0x56306fd72ff0) [ 22.210619] 000000008ab5a0d0: ffff916c551bae50 (0xffff916c551bae50) [ 22.210719] 00000000f7226ef5: ffffffffc0e6cd15 (_nv001372rm+0xa5/0x260 [nvidia]) [ 22.210720] 0000000027bdfa5e: 0000000000000000 ... [ 22.210721] 00000000f700deb4: ffff916c53e0f3e8 (0xffff916c53e0f3e8) [ 22.210722] 0000000083e0d8ce: ffff916c551baed8 (0xffff916c551baed8) [ 22.210723] 00000000e04851a1: ffff916c551bae80 (0xffff916c551bae80) [ 22.210831] 00000000a2adb8f1: ffffffffc0aeb88a (_nv004784rm+0x4eba/0x5500 [nvidia]) [ 22.210832] 0000000086514ed8: 0000000000000000 ... [ 22.210834] 0000000036331c54: ffff916c551baed8 (0xffff916c551baed8) [ 22.210835] 000000003936cf83: 00007ffef6f565b0 (0x7ffef6f565b0) [ 22.210942] 00000000ab82187b: ffffffffc0aebfbc (_nv004331rm+0xec/0xf0 [nvidia]) [ 22.210943] 000000009df1ed65: ffff916c551baed8 (0xffff916c551baed8) [ 22.210945] 00000000c1943ff4: ffff916c5292c008 (0xffff916c5292c008) [ 22.210946] 00000000550cc597: 0000000000000010 (0x10) [ 22.210947] 00000000e46ff081: 00007ffef6f565b0 (0x7ffef6f565b0) [ 22.210948] 0000000077b2d22b: 00000000c1d00051 (0xc1d00051) [ 22.211054] 00000000da526315: ffffffffc0ad563a (_nv004326rm+0xca/0x650 [nvidia]) [ 22.211055] 00000000a31d92d5: 00000000c1d00051 (0xc1d00051) [ 22.211056] 00000000d096f672: ffff916c551baed8 (0xffff916c551baed8) [ 22.211057] 00000000b792718e: 0000000000000000 ... [ 22.211155] 0000000014fb2c5c: ffffffffc0e87ef6 (_nv015126rm+0x576/0x5c0 [nvidia]) [ 22.211156] 00000000909db9a7: ffff916c53e0fa20 (0xffff916c53e0fa20) [ 22.211158] 000000001715fc93: ffff916c53e0fa20 (0xffff916c53e0fa20) [ 22.211159] 00000000b6f9272a: ffff916c521f3000 (0xffff916c521f3000) [ 22.211160] 00000000e43d3d1a: 000000000000002a (0x2a) [ 22.211161] 000000005c4a88f6: ffff916c521f3000 (0xffff916c521f3000) [ 22.211261] 00000000565f0780: ffffffffc0e6e25e (_nv000694rm+0x2e/0x60 [nvidia]) [ 22.211341] 00000000b3e76ecd: ffffffffc12e0260 (nv_ctl_waitqueue+0x20/0xffffffffffc09dc0 [nvidia]) [ 22.211342] 00000000cbcda601: ffff916c53e0fa20 (0xffff916c53e0fa20) [ 22.211343] 0000000065d807c3: ffff916c521f3000 (0xffff916c521f3000) [ 22.211434] 00000000c53b5e1f: ffffffffc0ec5a95 (_nv000789rm+0x5f5/0x8b0 [nvidia]) [ 22.211436] 00000000a43be42c: ffff916c551baff8 (0xffff916c551baff8) [ 22.211437] 000000008a3aaa37: 0000000000000020 (0x20) [ 22.211438] 00000000412ff673: ffff916c551b8000 (0xffff916c551b8000) [ 22.211439] 00000000e3eb15b5: ffff916c53e0fa20 (0xffff916c53e0fa20) [ 22.211441] 000000000cbb5208: 000000000000002a (0x2a) [ 22.211529] 00000000ce06aea2: ffffffffc0ecfdd3 (rm_ioctl+0x73/0x100 [nvidia]) [ 22.211531] 000000003d591b79: ffff9f98c1387e28 (0xffff9f98c1387e28) [ 22.211611] 0000000024066a6e: ffffffffc12e0260 (nv_ctl_waitqueue+0x20/0xffffffffffc09dc0 [nvidia]) [ 22.211612] 0000000056849e2b: 0000000000000414 (0x414) [ 22.211613] 000000006a2adb0b: 156c71804408bb48 (0x156c71804408bb48) [ 22.211615] 0000000094cffaad: 156c71813273e348 (0x156c71813273e348) [ 22.211616] 000000008584fc76: 156c71813273e348 (0x156c71813273e348) [ 22.211617] 0000000066871cd3: 156c7180bb3e5330 (0x156c7180bb3e5330) [ 22.211618] 00000000437a0f20: 0000000000000000 ... [ 22.211619] 0000000004e2ec6c: 0000000000000200 (0x200) [ 22.211620] 00000000d78b20e6: 0000002000000000 (0x2000000000) [ 22.211621] 000000005d121581: ffff9f98c1387d18 (0xffff9f98c1387d18) [ 22.211623] 00000000b28d298a: 0000000000000414 (0x414) [ 22.211624] 000000007339803b: 0000000000000414 (0x414) [ 22.211625] 00000000fe90c611: ffff9f98c1387d00 (0xffff9f98c1387d00) [ 22.211626] 0000000040fcc77f: 0000000000000000 ... [ 22.211628] 00000000fc28280b: ffffffff9e691a11 (__check_object_size+0xa1/0x178) [ 22.211629] 0000000060f471c5: 0000000000000020 (0x20) [ 22.211630] 0000000010b6263f: ffff916c53e0fa20 (0xffff916c53e0fa20) [ 22.211632] 000000003cd28f0d: ffff916c521f3000 (0xffff916c521f3000) [ 22.211633] 00000000608926a7: 000000000000002a (0x2a) [ 22.211713] 00000000d4558724: ffffffffc12e0260 (nv_ctl_waitqueue+0x20/0xffffffffffc09dc0 [nvidia]) [ 22.211802] 00000000414e9f4f: ffffffffc0ede288 (nvidia_ioctl+0x148/0x490 [nvidia]) [ 22.211803] 000000008dccd0b5: 00007ffef6f56520 (0x7ffef6f56520) [ 22.211804] 000000000218287d: ffff916c551b8000 (0xffff916c551b8000) [ 22.211806] 000000009a02225f: ffff916c521f3038 (0xffff916c521f3038) [ 22.211807] 00000000a3aaad39: 00007ffef6f56520 (0x7ffef6f56520) [ 22.211808] 00000000eb714283: ffff916c59836e40 (0xffff916c59836e40) [ 22.211809] 0000000088fa3103: ffff9f98c1387e00 (0xffff9f98c1387e00) [ 22.211811] 00000000327dc5fc: 469f66d752544800 (0x469f66d752544800) [ 22.211812] 00000000451ef49c: 00000000000000ff (0xff) [ 22.211813] 0000000023ce388d: 00007ffef6f56520 (0x7ffef6f56520) [ 22.211814] 0000000001601879: 000000000000000d (0xd) [ 22.211815] 00000000773158be: ffff916c529d6e00 (0xffff916c529d6e00) [ 22.211816] 000000003f50609c: 00007ffef6f56520 (0x7ffef6f56520) [ 22.211818] 00000000b51ef6f3: ffff9f98c1387e48 (0xffff9f98c1387e48) [ 22.211906] 00000000ab8b39d6: ffffffffc0ee9812 (nvidia_frontend_ioctl+0x32/0x50 [nvidia]) [ 22.211908] 000000005048483f: ffff916c4fd793e0 (0xffff916c4fd793e0) [ 22.211909] 00000000022074fe: 00007ffef6f56520 (0x7ffef6f56520) [ 22.211910] 00000000be329af1: ffff9f98c1387e58 (0xffff9f98c1387e58) [ 22.211999] 00000000aa5d3e49: ffffffffc0ee984d (nvidia_frontend_unlocked_ioctl+0x1d/0x30 [nvidia]) [ 22.212000] 00000000060609aa: ffff9f98c1387ed8 (0xffff9f98c1387ed8) [ 22.212003] 0000000034b819d4: ffffffff9e6afea8 (do_vfs_ioctl+0xa8/0x620) [ 22.212004] 000000006e6c2e08: ffff9f98c1387eb0 (0xffff9f98c1387eb0) [ 22.212006] 000000006329845b: ffff916c538f0c00 (0xffff916c538f0c00) [ 22.212007] 000000005fe07e53: ffff916c586db3e8 (0xffff916c586db3e8) [ 22.212008] 0000000091022d14: ffff916c538f0c10 (0xffff916c538f0c10) [ 22.212009] 000000007818192f: 0000000000000035 (0x35) [ 22.212011] 0000000000db324f: ffff9f98c1387ed8 (0xffff9f98c1387ed8) [ 22.212013] 00000000dad58c6a: ffffffff9e69adbf (vfs_write+0x17f/0x1b0) [ 22.212014] 000000000f1e1e31: ffff9f98c1387ed8 (0xffff9f98c1387ed8) [ 22.212016] 00000000e32aec00: 469f66d752544800 (0x469f66d752544800) [ 22.212017] 00000000e7e49bb7: ffff916c529d6e00 (0xffff916c529d6e00) [ 22.212018] 00000000d176aabd: ffff916c529d6e00 (0xffff916c529d6e00) [ 22.212019] 00000000a73d69ef: 000000000000000d (0xd) [ 22.212020] 00000000a10fccfd: 00000000c020462a (0xc020462a) [ 22.212022] 0000000043e94bdf: 00007ffef6f56520 (0x7ffef6f56520) [ 22.212023] 000000000663f723: ffff9f98c1387f18 (0xffff9f98c1387f18) [ 22.212025] 00000000c10c0583: ffffffff9e6b0487 (ksys_ioctl+0x67/0x90) [ 22.212026] 0000000000c79983: 0000000000002484 (0x2484) [ 22.212027] 00000000953d73ac: 0000000000000000 ... [ 22.212028] 0000000069fe08e8: ffff9f98c1387f58 (0xffff9f98c1387f58) [ 22.212029] 00000000c3b76801: 0000000000000000 ... [ 22.212031] 000000003c441390: ffff9f98c1387f28 (0xffff9f98c1387f28) [ 22.212033] 00000000ae085ea1: ffffffff9e6b04ca (__x64_sys_ioctl+0x1a/0x20) [ 22.212034] 00000000be487741: ffff9f98c1387f48 (0xffff9f98c1387f48) [ 22.212038] 00000000a23da382: ffffffff9e4042ca (do_syscall_64+0x5a/0x110) [ 22.212039] 0000000074d947ed: 0000000000000000 ... [ 22.212042] 00000000a7de30a3: ffffffff9ee00088 (entry_SYSCALL_64_after_hwframe+0x44/0xa9) [ 22.212043] 000000007dcf4b63: 000000000000002a (0x2a) [ 22.212044] 0000000068e183de: 0000000000000020 (0x20) [ 22.212045] 000000003aaf538b: 00000000c020462a (0xc020462a) [ 22.212046] 0000000097ac82bd: 00007ffef6f5653c (0x7ffef6f5653c) [ 22.212048] 00000000f63ca71a: 00007ffef6f56520 (0x7ffef6f56520) [ 22.212049] 000000004e4ead1b: 000000005c03813f (0x5c03813f) [ 22.212050] 0000000001ac1247: 0000000000003246 (0x3246) [ 22.212051] 0000000092000d28: 000056306f8c9cad (0x56306f8c9cad) [ 22.212052] 000000000e77eb01: 00007ffef6f5653c (0x7ffef6f5653c) [ 22.212054] 00000000fa6d9ee3: 00007ffef6f56520 (0x7ffef6f56520) [ 22.212055] 0000000096eaaf1f: ffffffffffffffda (0xffffffffffffffda) [ 22.212056] 00000000a9782129: 00007f09810bc3c7 (0x7f09810bc3c7) [ 22.212057] 000000005fb5a8cb: 00007ffef6f56520 (0x7ffef6f56520) [ 22.212058] 000000004b037cfa: 00000000c020462a (0xc020462a) [ 22.212060] 00000000f0233053: 000000000000000d (0xd) [ 22.212061] 00000000ac6eeed5: 0000000000000010 (0x10) [ 22.212062] 000000008e0b77ca: 00007f09810bc3c7 (0x7f09810bc3c7) [ 22.212063] 000000008d4bb259: 0000000000000033 (0x33) [ 22.212064] 0000000082477754: 0000000000003246 (0x3246) [ 22.212066] 000000003fe4d512: 00007ffef6f56488 (0x7ffef6f56488) [ 22.212067] 00000000d8281096: 000000000000002b (0x2b) [ 22.212175] ? _nv004784rm+0x4eba/0x5500 [nvidia] [ 22.212284] ? _nv004331rm+0xec/0xf0 [nvidia] [ 22.212390] ? _nv004326rm+0xca/0x650 [nvidia] [ 22.212488] ? _nv015126rm+0x576/0x5c0 [nvidia] [ 22.212587] ? _nv000694rm+0x2e/0x60 [nvidia] [ 22.212679] ? _nv000789rm+0x5f5/0x8b0 [nvidia] [ 22.212768] ? rm_ioctl+0x73/0x100 [nvidia] [ 22.212771] ? __check_object_size+0xa1/0x178 [ 22.212860] ? nvidia_ioctl+0x148/0x490 [nvidia] [ 22.212949] ? nvidia_frontend_ioctl+0x32/0x50 [nvidia] [ 22.213038] ? nvidia_frontend_unlocked_ioctl+0x1d/0x30 [nvidia] [ 22.213040] ? do_vfs_ioctl+0xa8/0x620 [ 22.213042] ? vfs_write+0x17f/0x1b0 [ 22.213044] ? ksys_ioctl+0x67/0x90 [ 22.213046] ? __x64_sys_ioctl+0x1a/0x20 [ 22.213048] ? do_syscall_64+0x5a/0x110 [ 22.213050] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 22.213052] ---[ end trace 261ee7c56f68f4b2 ]---
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to nvidia-graphics-drivers-340 in Ubuntu. https://bugs.launchpad.net/bugs/1802622 Title: Ubuntu Cosmic nvidia-340 needs patch for "Bad or missing usercopy whitelist? Kernel memory exposure attempt detected from SLUB object 'nvidia_stack_t' Status in nvidia-graphics-drivers-340 package in Ubuntu: Confirmed Bug description: Since upgrading from Ubuntu 18.04 Bionic to Ubuntu 18.10 Cosmic, I've started seeing issues with getting into Xorg. My config: 01:00.0 VGA compatible controller: NVIDIA Corporation G92 [GeForce GTS 250] (rev a2) (prog-if 00 [VGA controller]) Subsystem: Gigabyte Technology Co., Ltd G92 [GeForce GTS 250] System Information Manufacturer: Gigabyte Technology Co., Ltd. Product Name: P55A-UD4 Ubuntu 18.04 Cosmic w/nvidia-340 proprietary drivers. This appears to be, in part, due to a newer kernel with stricter permissions around kernel access. This seems to have been fixed in Debian: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=899998 ... by backporting the fix from nvidia-390: https://bugzilla.redhat.com/show_bug.cgi?id=1570493 https://bugzilla.redhat.com/attachment.cgi?id=1425704 Could this patch also be applied to nvidia-340 for Ubuntu? Error I'm seeing on my own system (from dmesg): [ 74.596816] resource sanity check: requesting [mem 0x000c0000-0x000fffff], which spans more than PCI Bus 0000:00 [mem 0x000c0000-0x000dffff window] [ 74.596945] caller os_map_kernel_space+0x9f/0xb0 [nvidia] mapping multiple BARs [ 75.351656] ------------[ cut here ]------------ [ 75.351661] Bad or missing usercopy whitelist? Kernel memory exposure attempt detected from SLUB object 'nvidia_stack_t' (offset 11864, size 3)! [ 75.351675] WARNING: CPU: 7 PID: 4310 at mm/usercopy.c:81 usercopy_warn+0x81/0xa0 [ 75.351676] Modules linked in: pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) ipmi_devintf ipmi_msghandler ip6t_REJECT nf_reject_ipv6 nf_log_ipv6 xt_hl ip6t_rt snd_hda_codec_realtek nf_conntrack_ipv6 nf_defrag_ipv6 ipt_REJECT nf_reject_ipv4 input_leds nf_log_ipv4 nf_log_common nvidia_uvm(POE) xt_LOG snd_hda_codec_generic snd_hda_intel snd_hda_codec intel_powerclamp mxm_wmi snd_hda_core kvm_intel snd_hwdep snd_pcm snd_seq_midi snd_seq_midi_event kvm nvidia(POE) snd_rawmidi snd_seq snd_seq_device irqbypass drm snd_timer intel_cstate snd xt_limit i7core_edac serio_raw soundcore xt_tcpudp mac_hid wmi xt_addrtype nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack sch_fq_codel ip6table_filter it87 hwmon_vid coretemp ip6_tables nf_conntrack_netbios_ns nf_conntrack_broadcast nf_nat_ftp nf_nat [ 75.351718] parport_pc nf_conntrack_ftp nf_conntrack libcrc32c ppdev iptable_filter bpfilter sunrpc lp parport ip_tables x_tables autofs4 pata_acpi hid_generic usbhid hid gpio_ich firewire_ohci firewire_core crc_itu_t pata_it8213 r8169 lpc_ich i2c_i801 mii ahci libahci [ 75.351737] CPU: 7 PID: 4310 Comm: Xorg Tainted: P OE 4.18.0-11-generic #12-Ubuntu [ 75.351738] Hardware name: Gigabyte Technology Co., Ltd. P55A-UD4/P55A-UD4, BIOS F15 09/16/2010 [ 75.351741] RIP: 0010:usercopy_warn+0x81/0xa0 [ 75.351742] Code: 50 ac 41 51 4d 89 d8 48 c7 c0 89 8d 4f ac 49 89 f1 48 89 f9 48 0f 45 c2 48 c7 c7 f0 a1 50 ac 4c 89 d2 48 89 c6 e8 f1 cf df ff <0f> 0b 48 83 c4 18 c9 c3 48 c7 c6 b2 8a 52 ac 49 89 f1 49 89 f3 eb [ 75.351773] RSP: 0018:ffffbcc5414f3b58 EFLAGS: 00010282 [ 75.351775] RAX: 0000000000000000 RBX: ffff9eb29383ae58 RCX: 0000000000000006 [ 75.351776] RDX: 0000000000000007 RSI: 0000000000000092 RDI: ffff9eb29fdd64b0 [ 75.351777] RBP: ffffbcc5414f3b70 R08: 0000000000000001 R09: 00000000000003e1 [ 75.351778] R10: 0000000000000004 R11: 0000000000000000 R12: 0000000000000003 [ 75.351779] R13: 0000000000000001 R14: ffff9eb29383ae5b R15: ffff9eb29383aea0 [ 75.351781] FS: 00007ff9251eca80(0000) GS:ffff9eb29fdc0000(0000) knlGS:0000000000000000 [ 75.351782] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 75.351783] CR2: 00007ff9207ca000 CR3: 000000020f3f2000 CR4: 00000000000006e0 [ 75.351785] Call Trace: [ 75.351791] __check_heap_object+0xc2/0x110 [ 75.351793] __check_object_size+0x14c/0x178 [ 75.351936] os_memcpy_to_user+0x26/0x50 [nvidia] [ 75.352047] _nv001372rm+0xa5/0x260 [nvidia] [ 75.352050] WARNING: kernel stack frame pointer at 000000008342e4ff in Xorg:4310 has bad value 000000005ccb4a79 [ 75.352051] unwind stack type:0 next_sp: (null) mask:0x2 graph_idx:0 [ 75.352053] 0000000084c91694: ffffbcc5414f3b80 (0xffffbcc5414f3b80) [ 75.352055] 000000004d93127f: ffffffffab669a82 (__check_heap_object+0xc2/0x110) [ 75.352057] 00000000d50b634d: ffffbcc5414f3bb0 (0xffffbcc5414f3bb0) [ 75.352058] 00000000f98be371: ffffffffab691abc (__check_object_size+0x14c/0x178) [ 75.352059] 000000006d7335b1: 0000000000000003 (0x3) [ 75.352061] 000000007172f7f5: ffff9eb29383ae58 (0xffff9eb29383ae58) [ 75.352062] 000000007033d970: 000055fd55403d80 (0x55fd55403d80) [ 75.352063] 00000000f8f0fbc8: ffff9eb29383ae58 (0xffff9eb29383ae58) [ 75.352064] 0000000065ef0ef6: ffffbcc5414f3bd8 (0xffffbcc5414f3bd8) [ 75.352158] 000000003941ec9f: ffffffffc0af6d26 (os_memcpy_to_user+0x26/0x50 [nvidia]) [ 75.352159] 000000004318d8e4: 0000000000000003 (0x3) [ 75.352160] 00000000ea74c503: 0000000000000000 ... [ 75.352161] 000000009ffbec2f: 000055fd55403d80 (0x55fd55403d80) [ 75.352162] 000000008342e4ff: ffff9eb29383ae50 (0xffff9eb29383ae50) [ 75.352260] 00000000d64798c1: ffffffffc0a7cd15 (_nv001372rm+0xa5/0x260 [nvidia]) [ 75.352261] 0000000062044945: 0000000000000000 ... [ 75.352262] 000000001f134547: ffff9eb28bda6188 (0xffff9eb28bda6188) [ 75.352263] 00000000b26d600c: ffff9eb29383aed8 (0xffff9eb29383aed8) [ 75.352264] 00000000e26c238a: ffff9eb29383ae80 (0xffff9eb29383ae80) [ 75.352365] 00000000b3b9fb02: ffffffffc06fb88a (_nv004784rm+0x4eba/0x5500 [nvidia]) [ 75.352366] 000000004868fd57: 0000000000000000 ... [ 75.352368] 0000000018dbeaf5: ffff9eb29383aed8 (0xffff9eb29383aed8) [ 75.352369] 00000000dc91a147: 00007fffebb4e120 (0x7fffebb4e120) [ 75.352468] 0000000036553f7e: ffffffffc06fbfbc (_nv004331rm+0xec/0xf0 [nvidia]) [ 75.352470] 00000000a9f19da1: ffff9eb29383aed8 (0xffff9eb29383aed8) [ 75.352471] 00000000fbed8339: ffff9eb28cf10008 (0xffff9eb28cf10008) [ 75.352472] 00000000cf7498ce: 0000000000000010 (0x10) [ 75.352473] 0000000035d2db85: 00007fffebb4e120 (0x7fffebb4e120) [ 75.352474] 00000000720183aa: 00000000c1d00051 (0xc1d00051) [ 75.352577] 0000000061e52452: ffffffffc06e563a (_nv004326rm+0xca/0x650 [nvidia]) [ 75.352579] 00000000656e9668: 00000000c1d00051 (0xc1d00051) [ 75.352580] 000000008bc4436f: ffff9eb29383aed8 (0xffff9eb29383aed8) [ 75.352580] 00000000c3f4b7dc: 0000000000000000 ... [ 75.352678] 000000000ba8a033: ffffffffc0a97ef6 (_nv015126rm+0x576/0x5c0 [nvidia]) [ 75.352680] 0000000035bc08a1: ffff9eb28bda6f80 (0xffff9eb28bda6f80) [ 75.352681] 00000000aa89c39c: ffff9eb28bda6f80 (0xffff9eb28bda6f80) [ 75.352682] 000000007292275a: ffff9eb26350e300 (0xffff9eb26350e300) [ 75.352683] 00000000f6c766a3: 000000000000002a (0x2a) [ 75.352684] 0000000052717789: ffff9eb26350e300 (0xffff9eb26350e300) [ 75.352784] 00000000ce97d48f: ffffffffc0a7e25e (_nv000694rm+0x2e/0x60 [nvidia]) [ 75.352871] 0000000097d61d98: ffffffffc0ef0260 (nv_ctl_waitqueue+0x20/0xffffffffffc09dc0 [nvidia]) [ 75.352872] 00000000ef2453f8: ffff9eb28bda6f80 (0xffff9eb28bda6f80) [ 75.352873] 000000006d9bbcfd: ffff9eb26350e300 (0xffff9eb26350e300) [ 75.352970] 000000007bce3b1d: ffffffffc0ad5a95 (_nv000789rm+0x5f5/0x8b0 [nvidia]) [ 75.352972] 000000002eb2cc6c: ffff9eb29383aff8 (0xffff9eb29383aff8) [ 75.352973] 00000000b998fd3e: 0000000000000020 (0x20) [ 75.352974] 00000000d28b8083: ffff9eb293838000 (0xffff9eb293838000) [ 75.352975] 00000000df1872f1: ffff9eb28bda6f80 (0xffff9eb28bda6f80) [ 75.352976] 000000005ecb3169: 000000000000002a (0x2a) [ 75.353074] 000000004c96efec: ffffffffc0adfdd3 (rm_ioctl+0x73/0x100 [nvidia]) [ 75.353075] 0000000064e8799c: ffffbcc5414f3e28 (0xffffbcc5414f3e28) [ 75.353160] 000000003ac86297: ffffffffc0ef0260 (nv_ctl_waitqueue+0x20/0xffffffffffc09dc0 [nvidia]) [ 75.353161] 00000000e57f7ad4: 00000000000010d6 (0x10d6) [ 75.353162] 000000006e7686e3: 15657943fd278028 (0x15657943fd278028) [ 75.353164] 0000000078fc0291: 15657944eb92a828 (0x15657944eb92a828) [ 75.353165] 00000000a44b9841: 15657944eb92a828 (0x15657944eb92a828) [ 75.353166] 000000001627751b: 15657944745d1428 (0x15657944745d1428) [ 75.353166] 0000000094b6bbe6: 0000000000000000 ... [ 75.353167] 000000002ee8c0e3: 0000000000000200 (0x200) [ 75.353168] 0000000084627ad9: 0000002000000007 (0x2000000007) [ 75.353170] 0000000019d1fb32: ffffbcc5414f3d18 (0xffffbcc5414f3d18) [ 75.353171] 00000000720f0605: 00000000000010d6 (0x10d6) [ 75.353171] 0000000029a6b2d5: 00000000000010d6 (0x10d6) [ 75.353173] 00000000e85cadff: ffffbcc5414f3d00 (0xffffbcc5414f3d00) [ 75.353173] 000000000405c2d9: 0000000000000000 ... [ 75.353175] 00000000efe51567: ffffffffab691a11 (__check_object_size+0xa1/0x178) [ 75.353176] 0000000081a62e39: 0000000000000020 (0x20) [ 75.353177] 00000000fcfd1132: ffff9eb28bda6f80 (0xffff9eb28bda6f80) [ 75.353178] 00000000772799f5: ffff9eb26350e300 (0xffff9eb26350e300) [ 75.353179] 00000000ea2b0b84: 000000000000002a (0x2a) [ 75.353269] 00000000fa3a9175: ffffffffc0ef0260 (nv_ctl_waitqueue+0x20/0xffffffffffc09dc0 [nvidia]) [ 75.353368] 00000000ab0f66d9: ffffffffc0aee288 (nvidia_ioctl+0x148/0x490 [nvidia]) [ 75.353369] 0000000041ef347e: 00007fffebb4e090 (0x7fffebb4e090) [ 75.353370] 00000000942fd4f6: ffff9eb293838000 (0xffff9eb293838000) [ 75.353371] 00000000ecd12e20: ffff9eb26350e338 (0xffff9eb26350e338) [ 75.353372] 0000000098b17f6a: 00007fffebb4e090 (0x7fffebb4e090) [ 75.353373] 00000000d2314054: ffff9eb28909a6c0 (0xffff9eb28909a6c0) [ 75.353374] 00000000a216325e: ffffbcc5414f3e00 (0xffffbcc5414f3e00) [ 75.353375] 0000000063b27103: 5ae1a598ad04f900 (0x5ae1a598ad04f900) [ 75.353376] 000000002034a703: 00000000000000ff (0xff) [ 75.353377] 000000001968f4c8: 00007fffebb4e090 (0x7fffebb4e090) [ 75.353378] 00000000e7e400e7: 000000000000000f (0xf) [ 75.353379] 00000000f88d038f: ffff9eb24a962100 (0xffff9eb24a962100) [ 75.353380] 00000000c0c74afe: 00007fffebb4e090 (0x7fffebb4e090) [ 75.353381] 00000000ac91ef97: ffffbcc5414f3e48 (0xffffbcc5414f3e48) [ 75.353480] 000000009d21e0fb: ffffffffc0af9812 (nvidia_frontend_ioctl+0x32/0x50 [nvidia]) [ 75.353481] 00000000fe48e4e5: ffff9eb294b7bad0 (0xffff9eb294b7bad0) [ 75.353482] 0000000094c67578: 00007fffebb4e090 (0x7fffebb4e090) [ 75.353483] 00000000736346c6: ffffbcc5414f3e58 (0xffffbcc5414f3e58) [ 75.353581] 00000000ab86f399: ffffffffc0af984d (nvidia_frontend_unlocked_ioctl+0x1d/0x30 [nvidia]) [ 75.353583] 000000008aa76fc1: ffffbcc5414f3ed8 (0xffffbcc5414f3ed8) [ 75.353586] 000000008f3fc7a5: ffffffffab6afea8 (do_vfs_ioctl+0xa8/0x620) [ 75.353587] 0000000027be7f1d: ffffbcc5414f3eb0 (0xffffbcc5414f3eb0) [ 75.353588] 0000000095daf026: ffff9eb242f33d00 (0xffff9eb242f33d00) [ 75.353589] 000000002b1cfc08: ffff9eb28c7b7c28 (0xffff9eb28c7b7c28) [ 75.353590] 0000000072f9b917: ffff9eb242f33d10 (0xffff9eb242f33d10) [ 75.353591] 00000000b216683b: 0000000000000035 (0x35) [ 75.353592] 000000008c3f8bc1: ffffbcc5414f3ed8 (0xffffbcc5414f3ed8) [ 75.353595] 00000000228db64b: ffffffffab69adbf (vfs_write+0x17f/0x1b0) [ 75.353596] 00000000d20e1411: ffffbcc5414f3ed8 (0xffffbcc5414f3ed8) [ 75.353597] 00000000918ac523: 5ae1a598ad04f900 (0x5ae1a598ad04f900) [ 75.353598] 00000000fba04eee: ffff9eb24a962100 (0xffff9eb24a962100) [ 75.353599] 00000000fe554e9c: ffff9eb24a962100 (0xffff9eb24a962100) [ 75.353600] 000000003d98f637: 000000000000000f (0xf) [ 75.353601] 00000000a80324a7: 00000000c020462a (0xc020462a) [ 75.353602] 000000003ff3868b: 00007fffebb4e090 (0x7fffebb4e090) [ 75.353603] 00000000b264fe53: ffffbcc5414f3f18 (0xffffbcc5414f3f18) [ 75.353605] 000000003ee4387d: ffffffffab6b0487 (ksys_ioctl+0x67/0x90) [ 75.353606] 00000000265b47d4: 0000000000002385 (0x2385) [ 75.353607] 0000000063623429: 0000000000000000 ... [ 75.353608] 0000000048f70fa3: ffffbcc5414f3f58 (0xffffbcc5414f3f58) [ 75.353608] 000000001786d749: 0000000000000000 ... [ 75.353609] 00000000dfe09d27: ffffbcc5414f3f28 (0xffffbcc5414f3f28) [ 75.353611] 0000000054620bcb: ffffffffab6b04ca (__x64_sys_ioctl+0x1a/0x20) [ 75.353612] 00000000c5088da2: ffffbcc5414f3f48 (0xffffbcc5414f3f48) [ 75.353616] 000000001a7e76d2: ffffffffab4042ca (do_syscall_64+0x5a/0x110) [ 75.353616] 00000000eda56dbe: 0000000000000000 ... [ 75.353619] 0000000096671c18: ffffffffabe00088 (entry_SYSCALL_64_after_hwframe+0x44/0xa9) [ 75.353620] 00000000104c23ac: 000000000000002a (0x2a) [ 75.353621] 00000000dc995cd9: 0000000000000020 (0x20) [ 75.353622] 00000000e26201a7: 00000000c020462a (0xc020462a) [ 75.353623] 00000000b788857e: 00007fffebb4e0ac (0x7fffebb4e0ac) [ 75.353624] 00000000ac3d87a7: 00007fffebb4e090 (0x7fffebb4e090) [ 75.353625] 00000000bc273333: 000000005be59204 (0x5be59204) [ 75.353626] 0000000008bbc36e: 0000000000003246 (0x3246) [ 75.353626] 00000000cb2111d2: 0000000000000000 ... [ 75.353627] 00000000583891ad: 00007fffebb4e0ac (0x7fffebb4e0ac) [ 75.353628] 000000005597ad9b: 00007fffebb4e090 (0x7fffebb4e090) [ 75.353630] 0000000020aff301: ffffffffffffffda (0xffffffffffffffda) [ 75.353631] 0000000074a42761: 00007ff9265233c7 (0x7ff9265233c7) [ 75.353632] 00000000bbfa7d06: 00007fffebb4e090 (0x7fffebb4e090) [ 75.353633] 00000000c23b8b5c: 00000000c020462a (0xc020462a) [ 75.353634] 00000000ee110313: 000000000000000f (0xf) [ 75.353634] 00000000d9d12fac: 0000000000000010 (0x10) [ 75.353636] 00000000b0bc81f7: 00007ff9265233c7 (0x7ff9265233c7) [ 75.353636] 00000000d60d4934: 0000000000000033 (0x33) [ 75.353637] 00000000f8e9180c: 0000000000003246 (0x3246) [ 75.353638] 00000000c678946e: 00007fffebb4dff8 (0x7fffebb4dff8) [ 75.353639] 0000000029bc82c9: 000000000000002b (0x2b) [ 75.353752] ? _nv004784rm+0x4eba/0x5500 [nvidia] [ 75.353864] ? _nv004331rm+0xec/0xf0 [nvidia] [ 75.353971] ? _nv004326rm+0xca/0x650 [nvidia] [ 75.354075] ? _nv015126rm+0x576/0x5c0 [nvidia] [ 75.354181] ? _nv000694rm+0x2e/0x60 [nvidia] [ 75.354279] ? _nv000789rm+0x5f5/0x8b0 [nvidia] [ 75.354377] ? rm_ioctl+0x73/0x100 [nvidia] [ 75.354381] ? __check_object_size+0xa1/0x178 [ 75.354476] ? nvidia_ioctl+0x148/0x490 [nvidia] [ 75.354578] ? nvidia_frontend_ioctl+0x32/0x50 [nvidia] [ 75.354679] ? nvidia_frontend_unlocked_ioctl+0x1d/0x30 [nvidia] [ 75.354681] ? do_vfs_ioctl+0xa8/0x620 [ 75.354683] ? vfs_write+0x17f/0x1b0 [ 75.354685] ? ksys_ioctl+0x67/0x90 [ 75.354687] ? __x64_sys_ioctl+0x1a/0x20 [ 75.354689] ? do_syscall_64+0x5a/0x110 [ 75.354691] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 75.354693] ---[ end trace 5679567f2a00e96f ]--- [ 86.617755] resource sanity check: requesting [mem 0x000c0000-0x000fffff], which spans more than PCI Bus 0000:00 [mem 0x000c0000-0x000dffff window] [ 86.617884] caller os_map_kernel_space+0x9f/0xb0 [nvidia] mapping multiple BARs Unsure if related, but now when my computer boots up and gdm runs, I have to press Ctrl+Alt+F2 and then Ctrl+Alt+F1 to actually get GDM login screen to show.. Otherwise my computer sits in text mode. Set nomodeset and GRUB_TERMINAL=console or otherwise input control locks up when gdm launches. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-340/+bug/1802622/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp