May 29 14:59:12 locke-work kernel: BUG: unable to handle kernel NULL pointer dereference at (null) May 29 14:59:12 locke-work kernel: IP: [] pin_remove+0x58/0xc0 May 29 14:59:12 locke-work kernel: PGD 32ec9a067 PUD 317def067 PMD 0 May 29 14:59:12 locke-work kernel: Oops: 0002 [#1] PREEMPT SMP May 29 14:59:12 locke-work kernel: Modules linked in: overlay ctr ccm cpufreq_stats joydev mousedev snd_hda_codec_hdmi arc4 msr snd_hda_codec_realtek snd_hda_codec_generic uvcvideo iTCO_wdt videobuf2_vmalloc videobuf2_memops iTCO_vendor_support intel_rapl videobuf2_core iosf_mbi x86_pkg_temp_thermal intel_powerclamp v4l2_common coretemp videodev kvm_intel iwlmvm evdev mac_hid k May 29 14:59:12 locke-work kernel: jbd2 algif_skcipher af_alg dm_crypt dm_mod sd_mod rtsx_pci_sdmmc mmc_core atkbd libps2 crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul ahci glue_helper ablk_helper cryptd libahci libata scsi_mod xhci_pci ehci_pci xhci_hcd ehci_hcd rtsx_pci usbcore usb_common i8042 serio May 29 14:59:12 locke-work kernel: CPU: 2 PID: 1277 Comm: tests.test Tainted: G O 4.0.4-2-ARCH #1 May 29 14:59:12 locke-work kernel: Hardware name: LENOVO 20AQCTO1WW/20AQCTO1WW, BIOS GJET75WW (2.25 ) 03/28/2014 May 29 14:59:12 locke-work kernel: task: ffff880317d3a880 ti: ffff88032eb4c000 task.ti: ffff88032eb4c000 May 29 14:59:12 locke-work kernel: RIP: 0010:[] [] pin_remove+0x58/0xc0 May 29 14:59:12 locke-work kernel: RSP: 0018:ffff88032eb4fe08 EFLAGS: 00010246 May 29 14:59:12 locke-work kernel: RAX: 0000000000000000 RBX: ffff880319477320 RCX: 000000000000000e May 29 14:59:12 locke-work kernel: RDX: 0000000000000000 RSI: 0000000000000003 RDI: ffffffff81afa630 May 29 14:59:12 locke-work kernel: RBP: ffff88032eb4fe18 R08: ffffffff818c8068 R09: 0000000000017938 May 29 14:59:12 locke-work kernel: R10: 0000000000000003 R11: 0000000000000246 R12: ffff88032eb4fe70 May 29 14:59:12 locke-work kernel: R13: ffff880317d3a880 R14: ffff880317d3a880 R15: 0000000000000010 May 29 14:59:12 locke-work kernel: FS: 00007f6b7ffff700(0000) GS:ffff88033e280000(0000) knlGS:0000000000000000 May 29 14:59:12 locke-work kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 May 29 14:59:12 locke-work kernel: CR2: 0000000000000000 CR3: 0000000329b71000 CR4: 00000000001407e0 May 29 14:59:12 locke-work kernel: DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 May 29 14:59:12 locke-work kernel: DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 May 29 14:59:12 locke-work kernel: Stack: May 29 14:59:12 locke-work kernel: ffff880317d3a880 ffff880319477320 ffff88032eb4fe38 ffffffff811f9412 May 29 14:59:12 locke-work kernel: ffff88032eb4fe58 ffff880319477320 ffff88032eb4fea8 ffffffff8120c5da May 29 14:59:12 locke-work kernel: ffff88032eb4fe68 ffffffff811e8621 ffff880300000000 ffff880317d3a880 May 29 14:59:12 locke-work kernel: Call Trace: May 29 14:59:12 locke-work kernel: [] drop_mountpoint+0x22/0x60 May 29 14:59:12 locke-work kernel: [] pin_kill+0x7a/0x130 May 29 14:59:12 locke-work kernel: [] ? putname+0x41/0x80 May 29 14:59:12 locke-work kernel: [] ? wake_atomic_t_function+0x60/0x60 May 29 14:59:12 locke-work kernel: [] mnt_pin_kill+0x21/0x40 May 29 14:59:12 locke-work kernel: [] cleanup_mnt+0x90/0xa0 May 29 14:59:12 locke-work kernel: [] __cleanup_mnt+0x12/0x20 May 29 14:59:12 locke-work kernel: [] task_work_run+0xb7/0xf0 May 29 14:59:12 locke-work kernel: [] do_notify_resume+0x75/0x80 May 29 14:59:12 locke-work kernel: [] int_signal+0x12/0x17 May 29 14:59:12 locke-work kernel: Code: 48 89 50 08 48 b8 00 01 10 00 00 00 ad de 48 8b 53 28 48 89 43 30 48 b8 00 02 20 00 00 00 ad de 48 89 43 38 48 8b 43 20 48 85 c0 <48> 89 02 74 04 48 89 50 08 48 b8 00 01 10 00 00 00 ad de 48 c7 May 29 14:59:12 locke-work kernel: RIP [] pin_remove+0x58/0xc0 May 29 14:59:12 locke-work kernel: RSP May 29 14:59:12 locke-work kernel: CR2: 0000000000000000 May 29 14:59:12 locke-work kernel: ---[ end trace 2f3b246240f25c9e ]--- May 29 14:59:12 locke-work kernel: note: tests.test[1277] exited with preempt_count 1