Bug#949369: i915: kernel crash in i915_active_acquire()
Seen today with 5.4.19-1 (sid) on Intel HD 630 Graphics (i7 7700).
Console nonrecoverable but system up and could be mostly shut down via
remote access. Oops attached.
Kind regards,
--
Ben Caradoc-Davies <ben@transient.nz>
Director
Transient Software Limited <https://transient.nz/>
New Zealand
Mar 13 10:57:33 ripley kernel: BUG: kernel NULL pointer dereference, address: 0000000000000040
Mar 13 10:57:33 ripley kernel: #PF: supervisor read access in kernel mode
Mar 13 10:57:33 ripley kernel: #PF: error_code(0x0000) - not-present page
Mar 13 10:57:33 ripley kernel: PGD 0 P4D 0
Mar 13 10:57:33 ripley kernel: Oops: 0000 [#1] SMP PTI
Mar 13 10:57:33 ripley kernel: CPU: 6 PID: 950 Comm: xfwm4 Not tainted 5.4.0-4-amd64 #1 Debian 5.4.19-1
Mar 13 10:57:33 ripley kernel: Hardware name: System manufacturer System Product Name/H110I-PLUS, BIOS 4212 07/24/2019
Mar 13 10:57:33 ripley kernel: RIP: 0010:i915_active_acquire+0x9/0x70 [i915]
Mar 13 10:57:33 ripley kernel: Code: 00 00 00 48 c7 46 58 00 00 00 00 c7 46 38 00 00 00 00 48 c7 c6 0a 00 92 c0 e9 33 30 ca ec 0f 1f 00 0f 1f 44 00 00 41 54 55 53 <8b> 47 38 48 89 fb 85 c0 74 15 8d 50 01 f0 0f b1 53 38 75 f2 45 31
Mar 13 10:57:33 ripley kernel: RSP: 0018:ffffac43417e3a40 EFLAGS: 00010286
Mar 13 10:57:33 ripley kernel: RAX: 0000000000000000 RBX: ffff988fd6447a80 RCX: 0000000000000000
Mar 13 10:57:33 ripley kernel: RDX: ffff988fae3698c0 RSI: ffff988fd6447a80 RDI: 0000000000000008
Mar 13 10:57:33 ripley kernel: RBP: ffff988fae3698c0 R08: ffff988fd0b97388 R09: ffff988fd0b97388
Mar 13 10:57:33 ripley kernel: R10: 000000000000a000 R11: 0000000000000000 R12: 0000000000000008
Mar 13 10:57:33 ripley kernel: R13: 0000000000000004 R14: ffff988fae3698c0 R15: 000000004000001c
Mar 13 10:57:33 ripley kernel: FS: 00007f6c283c6f00(0000) GS:ffff988fe6b80000(0000) knlGS:0000000000000000
Mar 13 10:57:33 ripley kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Mar 13 10:57:33 ripley kernel: CR2: 0000000000000040 CR3: 000000042085c003 CR4: 00000000003606e0
Mar 13 10:57:33 ripley kernel: DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
Mar 13 10:57:33 ripley kernel: DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Mar 13 10:57:33 ripley kernel: Call Trace:
Mar 13 10:57:33 ripley kernel: i915_active_ref+0x21/0x210 [i915]
Mar 13 10:57:33 ripley kernel: ? _cond_resched+0x15/0x30
Mar 13 10:57:33 ripley kernel: i915_vma_move_to_active+0x6e/0xf0 [i915]
Mar 13 10:57:33 ripley kernel: i915_gem_do_execbuffer+0xc62/0x1520 [i915]
Mar 13 10:57:33 ripley kernel: ? _cond_resched+0x15/0x30
Mar 13 10:57:33 ripley kernel: ? mutex_lock+0xe/0x30
Mar 13 10:57:33 ripley kernel: ? unix_stream_read_generic+0x1f7/0x8f0
Mar 13 10:57:33 ripley kernel: ? __kmalloc_node+0x1f5/0x300
Mar 13 10:57:33 ripley kernel: i915_gem_execbuffer2_ioctl+0x1df/0x3d0 [i915]
Mar 13 10:57:33 ripley kernel: ? i915_gem_madvise_ioctl+0x13a/0x290 [i915]
Mar 13 10:57:33 ripley kernel: ? i915_gem_execbuffer_ioctl+0x2e0/0x2e0 [i915]
Mar 13 10:57:33 ripley kernel: drm_ioctl_kernel+0xaa/0xf0 [drm]
Mar 13 10:57:33 ripley kernel: drm_ioctl+0x208/0x390 [drm]
Mar 13 10:57:33 ripley kernel: ? i915_gem_execbuffer_ioctl+0x2e0/0x2e0 [i915]
Mar 13 10:57:33 ripley kernel: do_vfs_ioctl+0x40e/0x670
Mar 13 10:57:33 ripley kernel: ksys_ioctl+0x5e/0x90
Mar 13 10:57:33 ripley kernel: __x64_sys_ioctl+0x16/0x20
Mar 13 10:57:33 ripley kernel: do_syscall_64+0x52/0x160
Mar 13 10:57:33 ripley kernel: entry_SYSCALL_64_after_hwframe+0x44/0xa9
Mar 13 10:57:33 ripley kernel: RIP: 0033:0x7f6c298ae3e7
Mar 13 10:57:33 ripley kernel: Code: 00 00 90 48 8b 05 a9 7a 0c 00 64 c7 00 26 00 00 00 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 79 7a 0c 00 f7 d8 64 89 01 48
Mar 13 10:57:33 ripley kernel: RSP: 002b:00007ffcc6f19f38 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
Mar 13 10:57:33 ripley kernel: RAX: ffffffffffffffda RBX: 00007ffcc6f19f80 RCX: 00007f6c298ae3e7
Mar 13 10:57:33 ripley kernel: RDX: 00007ffcc6f19f80 RSI: 0000000040406469 RDI: 000000000000000a
Mar 13 10:57:33 ripley kernel: RBP: 0000000040406469 R08: 000055af3bfd53d0 R09: 0000000000000000
Mar 13 10:57:33 ripley kernel: R10: 0000000000000000 R11: 0000000000000246 R12: 000055af3c34ca40
Mar 13 10:57:33 ripley kernel: R13: 000000000000000a R14: ffffffffffffffff R15: 00007f6c2635ce08
Mar 13 10:57:33 ripley kernel: Modules linked in: uas usb_storage msr ctr ccm ipt_REJECT nf_reject_ipv4 xt_tcpudp xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_filter intel_rapl_msr intel_rapl_common snd_hda_codec_hdmi snd_hda_codec_realtek ath9k_htc snd_hda_codec_generic binfmt_misc ath9k_common ledtrig_audio ath9k_hw x86_pkg_temp_thermal intel_powerclamp nls_ascii coretemp nls_cp437 ath kvm_intel snd_hda_intel vfat mac80211 snd_intel_nhlt fat kvm snd_hda_codec efi_pstore irqbypass snd_hda_core cfg80211 eeepc_wmi snd_hwdep asus_wmi intel_cstate snd_pcm battery sparse_keymap iTCO_wdt intel_uncore rfkill wmi_bmof snd_timer iTCO_vendor_support snd mei_me joydev libarc4 intel_rapl_perf watchdog pcspkr efivars sg mei soundcore acpi_pad evdev parport_pc ppdev lp parport efivarfs ip_tables x_tables autofs4 ext4 crc16 mbcache jbd2 btrfs zstd_decompress zstd_compress dm_crypt dm_mod hid_logitech_hidpp raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor hid_logitech_dj
Mar 13 10:57:33 ripley kernel: hid_generic usbhid hid raid6_pq libcrc32c crc32c_generic raid1 raid0 multipath linear md_mod sd_mod crct10dif_pclmul crc32_pclmul crc32c_intel i915 ghash_clmulni_intel mxm_wmi i2c_algo_bit drm_kms_helper xhci_pci ahci xhci_hcd libahci aesni_intel libata drm usbcore crypto_simd r8169 cryptd glue_helper i2c_i801 realtek scsi_mod libphy usb_common fan wmi video button
Mar 13 10:57:33 ripley kernel: CR2: 0000000000000040
Mar 13 10:57:33 ripley kernel: ---[ end trace 482d04deb1f199a4 ]---
Mar 13 10:57:33 ripley kernel: RIP: 0010:i915_active_acquire+0x9/0x70 [i915]
Mar 13 10:57:33 ripley kernel: Code: 00 00 00 48 c7 46 58 00 00 00 00 c7 46 38 00 00 00 00 48 c7 c6 0a 00 92 c0 e9 33 30 ca ec 0f 1f 00 0f 1f 44 00 00 41 54 55 53 <8b> 47 38 48 89 fb 85 c0 74 15 8d 50 01 f0 0f b1 53 38 75 f2 45 31
Mar 13 10:57:33 ripley kernel: RSP: 0018:ffffac43417e3a40 EFLAGS: 00010286
Mar 13 10:57:33 ripley kernel: RAX: 0000000000000000 RBX: ffff988fd6447a80 RCX: 0000000000000000
Mar 13 10:57:33 ripley kernel: RDX: ffff988fae3698c0 RSI: ffff988fd6447a80 RDI: 0000000000000008
Mar 13 10:57:33 ripley kernel: RBP: ffff988fae3698c0 R08: ffff988fd0b97388 R09: ffff988fd0b97388
Mar 13 10:57:33 ripley kernel: R10: 000000000000a000 R11: 0000000000000000 R12: 0000000000000008
Mar 13 10:57:33 ripley kernel: R13: 0000000000000004 R14: ffff988fae3698c0 R15: 000000004000001c
Mar 13 10:57:33 ripley kernel: FS: 00007f6c283c6f00(0000) GS:ffff988fe6b80000(0000) knlGS:0000000000000000
Mar 13 10:57:33 ripley kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Mar 13 10:57:33 ripley kernel: CR2: 0000000000000040 CR3: 000000042085c003 CR4: 00000000003606e0
Mar 13 10:57:33 ripley kernel: DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
Mar 13 10:57:33 ripley kernel: DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Reply to: