http://bugzilla.suse.com/show_bug.cgi?id=1040463 Bug ID: 1040463 Summary: Oops in i915 driver function gen6_ppgtt_insert_entries Classification: openSUSE Product: openSUSE Distribution Version: Leap 42.2 Hardware: x86-64 OS: openSUSE 42.2 Status: NEW Severity: Normal Priority: P5 - None Component: Kernel Assignee: kernel-maintainers@forge.provo.novell.com Reporter: herbert@women-at-work.org QA Contact: qa-bugs@suse.de Found By: --- Blocker: --- With fully patched Leap 42.2 (Kernel 4.4.62-18.6-default) I can trigger the oops below. BUG: unable to handle kernel NULL pointer dereference at (null) IP: [<ffffffffa0244a28>] gen6_ppgtt_insert_entries+0xb8/0x140 [i915] PGD 7fcadf067 PUD 7f3a28067 PMD 0 Oops: 0000 [#1] SMP Modules linked in: nf_log_ipv6 xt_pkttype nf_log_ipv4 nf_log_common xt_LOG xt_limit ppdev parport fuse iscsi_ibft iscsi_boot_sysfs ip6t_REJECT nf_reject_ipv6 xt_tcpudp nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_raw ipt_REJECT nf_reject_ipv4 iptable_raw xt_CT iptable_filter ip6table_mangle nf_conntrack_netbios_ns nf_conntrack_broadcast nf_conntrack_ipv4 nf_defrag_ipv4 ip_tables xt_conntrack nf_conntrack ip6table_filter ip6_tables x_tables raid1 ext4 crc16 jbd2 mbcache hid_generic nls_iso8859_1 nls_cp437 snd_hda_codec_realtek snd_hda_codec_generic usbhid vfat snd_hda_codec_hdmi fat intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul snd_hda_intel snd_hda_codec snd_hda_core md_mod ghash_clmulni_intel drbg snd_hwdep ansi_cprng iTCO_wdt iTCO_vendor_support snd_pcm snd_seq aesni_intel snd_seq_device aes_x86_64 lrw gf128mul snd_timer glue_helper e1000e ablk_helper cryptd i2c_i801 pcspkr snd battery mei_me ptp mei pps_core soundcore lpc_ich mfd_core fan thermal fjes processor btrfs xor raid6_pq sd_mod ahci libahci crc32c_intel xhci_pci xhci_hcd libata i915 ehci_pci i2c_algo_bit ehci_hcd drm_kms_helper syscopyarea sysfillrect sysimgblt usbcore fb_sys_fops usb_common drm button video sg dm_multipath dm_mod scsi_dh_rdac scsi_dh_emc scsi_dh_alua scsi_mod efivarfs autofs4 [last unloaded: vmnet] CPU: 1 PID: 4487 Comm: vlc Tainted: G O 4.4.62-18.6-default #1 Hardware name: /DH87RL, BIOS RLH8710H.86A.0323.2013.1204.1726 12/04/2013 task: ffff8807fe4d4600 ti: ffff8807fbda8000 task.ti: ffff8807fbda8000 RIP: 0010:[<ffffffffa0244a28>] [<ffffffffa0244a28>] gen6_ppgtt_insert_entries+0xb8/0x140 [i915] RSP: 0018:ffff8807fbdaba28 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff8807f90446c0 RSI: ffff8807fa5f8000 RDI: ffff8807fbdaba40 RBP: 0000000000000000 R08: 0000000000000000 R09: ffff8807fefb6000 R10: ffff88081fa990f8 R11: 0000000080000000 R12: ffff8807fefb6000 R13: 0000000000000000 R14: 0000000000000001 R15: ffff8807fa5f8ffc FS: 00007fbfe4fc6700(0000) GS:ffff88081fa80000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 00000007f1e9e000 CR4: 00000000001406e0 Stack: 0000000000000200 ffff8807fe4d4600 000002007c2a30a0 ffff8807f90446c0 000fea7500000000 ffffffff00000001 ffff8800d7c3cd40 ffff8807f38a1940 0000000000000002 0000000000000000 0000000000000001 ffff8807fa9d0000 Call Trace: [<ffffffffa02433fe>] aliasing_gtt_bind_vma+0x8e/0xe0 [i915] [<ffffffffa024788b>] i915_vma_bind+0xfb/0x1d0 [i915] [<ffffffffa024e312>] i915_gem_object_do_pin+0x5c2/0xa20 [i915] [<ffffffffa023dbfc>] i915_gem_execbuffer_reserve_vma.isra.17+0x8c/0x140 [i915] [<ffffffffa023dfcc>] i915_gem_execbuffer_reserve.isra.18+0x31c/0x360 [i915] [<ffffffffa023eb01>] i915_gem_do_execbuffer.isra.24+0x651/0x1090 [i915] [<ffffffffa02401ff>] i915_gem_execbuffer2+0xcf/0x290 [i915] [<ffffffffa00e0843>] drm_ioctl+0x223/0x460 [drm] [<ffffffff81218a5c>] do_vfs_ioctl+0x30c/0x570 [<ffffffff81218d34>] SyS_ioctl+0x74/0x80 [<ffffffff8160e072>] entry_SYSCALL_64_fastpath+0x16/0x71 DWARF2 unwinder stuck at entry_SYSCALL_64_fastpath+0x16/0x71 Leftover inexact backtrace: Code: 04 00 00 41 89 07 0f 84 80 00 00 00 48 8d 7c 24 18 e8 7d 49 0f e1 84 c0 74 4e 48 85 ed 75 b1 48 8b 04 24 49 8b 84 c4 b8 01 00 00 <48> 8b 28 65 ff 05 e6 72 dc 5f 48 8b 44 24 08 83 80 70 21 00 00 RIP [<ffffffffa0244a28>] gen6_ppgtt_insert_entries+0xb8/0x140 [i915] RSP <ffff8807fbdaba28> CR2: 0000000000000000 ---[ end trace 7a0e893a7199163c ]--- -- You are receiving this mail because: You are on the CC list for the bug.