[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.155' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 182.397241] hrtimer: interrupt took 45519 ns executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 325.340642] ================================================================== [ 325.348266] BUG: KASAN: use-after-free in vgem_gem_dumb_create+0x22c/0x240 [ 325.355300] Read of size 8 at addr ffff8880961deb00 by task syz-executor195/13541 [ 325.365059] [ 325.366695] CPU: 0 PID: 13541 Comm: syz-executor195 Not tainted 4.19.114-syzkaller #0 [ 325.374960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 325.384553] Call Trace: [ 325.387217] dump_stack+0x188/0x20d [ 325.390951] ? vgem_gem_dumb_create+0x22c/0x240 [ 325.395663] print_address_description.cold+0x7c/0x212 [ 325.400939] ? vgem_gem_dumb_create+0x22c/0x240 [ 325.410030] kasan_report.cold+0x88/0x2b9 [ 325.414431] vgem_gem_dumb_create+0x22c/0x240 [ 325.418980] drm_mode_create_dumb+0x27c/0x300 [ 325.423519] drm_ioctl_kernel+0x1ef/0x2a0 [ 325.427727] ? drm_mode_create_dumb+0x300/0x300 [ 325.432396] ? drm_setversion+0x880/0x880 [ 325.436546] ? __might_fault+0x192/0x1d0 [ 325.440600] drm_ioctl+0x4c4/0x96c [ 325.444165] ? drm_mode_create_dumb+0x300/0x300 [ 325.448829] ? drm_version+0x3d0/0x3d0 [ 325.452711] ? mark_held_locks+0xf0/0xf0 [ 325.456791] ? __fget+0x340/0x510 [ 325.460244] ? drm_version+0x3d0/0x3d0 [ 325.464129] do_vfs_ioctl+0xcda/0x12e0 [ 325.468039] ? selinux_file_ioctl+0x46c/0x5d0 [ 325.472553] ? selinux_file_ioctl+0x125/0x5d0 [ 325.477119] ? check_preemption_disabled+0x41/0x280 [ 325.482137] ? ioctl_preallocate+0x200/0x200 [ 325.486535] ? selinux_file_mprotect+0x600/0x600 [ 325.491339] ? __fget+0x340/0x510 [ 325.494785] ? iterate_fd+0x350/0x350 [ 325.498574] ? __x64_sys_futex+0x37c/0x4f0 [ 325.502858] ? __x64_sys_futex+0x386/0x4f0 [ 325.507180] ? security_file_ioctl+0x6c/0xb0 [ 325.511585] ksys_ioctl+0x9b/0xc0 [ 325.519206] __x64_sys_ioctl+0x6f/0xb0 [ 325.523092] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 325.527679] do_syscall_64+0xf9/0x620 [ 325.531529] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 325.536841] RIP: 0033:0x44a799 [ 325.540029] Code: e8 5c b3 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 2b cc fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 325.558931] RSP: 002b:00007fb087644d18 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 325.566631] RAX: ffffffffffffffda RBX: 00000000006dbc48 RCX: 000000000044a799 [ 325.573896] RDX: 0000000020000280 RSI: 00000000c02064b2 RDI: 0000000000000008 [ 325.581169] RBP: 00000000006dbc40 R08: 65732f636f72702f R09: 65732f636f72702f [ 325.588426] R10: 65732f636f72702f R11: 0000000000000246 R12: 00000000006dbc4c [ 325.595783] R13: 00007fb087644d20 R14: 00007fb087644d20 R15: 20c49ba5e353f7cf [ 325.603048] [ 325.604666] Allocated by task 13541: [ 325.608389] kasan_kmalloc+0xbf/0xe0 [ 325.612782] kmem_cache_alloc_trace+0x14d/0x7a0 [ 325.617556] __vgem_gem_create+0x44/0xf0 [ 325.621612] vgem_gem_dumb_create+0xcf/0x240 [ 325.626022] drm_mode_create_dumb+0x27c/0x300 [ 325.630518] drm_ioctl_kernel+0x1ef/0x2a0 [ 325.634662] drm_ioctl+0x4c4/0x96c [ 325.638201] do_vfs_ioctl+0xcda/0x12e0 [ 325.642082] ksys_ioctl+0x9b/0xc0 [ 325.645584] __x64_sys_ioctl+0x6f/0xb0 [ 325.649471] do_syscall_64+0xf9/0x620 [ 325.653260] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 325.658445] [ 325.660065] Freed by task 13541: [ 325.663428] __kasan_slab_free+0xf7/0x140 [ 325.667571] kfree+0xce/0x220 [ 325.670703] drm_gem_object_free+0x91/0x1c0 [ 325.675109] drm_gem_object_put_unlocked+0x14c/0x180 [ 325.680329] vgem_gem_dumb_create+0x10c/0x240 [ 325.687076] drm_mode_create_dumb+0x27c/0x300 [ 325.691567] drm_ioctl_kernel+0x1ef/0x2a0 [ 325.695701] drm_ioctl+0x4c4/0x96c [ 325.699258] do_vfs_ioctl+0xcda/0x12e0 [ 325.703144] ksys_ioctl+0x9b/0xc0 [ 325.706606] __x64_sys_ioctl+0x6f/0xb0 [ 325.710486] do_syscall_64+0xf9/0x620 [ 325.714898] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 325.720078] [ 325.721694] The buggy address belongs to the object at ffff8880961dea00 [ 325.721694] which belongs to the cache kmalloc-512 of size 512 [ 325.734347] The buggy address is located 256 bytes inside of [ 325.734347] 512-byte region [ffff8880961dea00, ffff8880961dec00) [ 325.746378] The buggy address belongs to the page: [ 325.751303] page:ffffea0002587780 count:1 mapcount:0 mapping:ffff88812c3dc940 index:0x0 [ 325.760481] flags: 0xfffe0000000100(slab) [ 325.764627] raw: 00fffe0000000100 ffffea000283dc08 ffffea00027a1cc8 ffff88812c3dc940 [ 325.772606] raw: 0000000000000000 ffff8880961de000 0000000100000006 0000000000000000 [ 325.780487] page dumped because: kasan: bad access detected [ 325.786279] [ 325.788598] Memory state around the buggy address: [ 325.793782] ffff8880961dea00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 325.801140] ffff8880961dea80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 325.808493] >ffff8880961deb00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 325.816182] ^ [ 325.819844] ffff8880961deb80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 325.827198] ffff8880961dec00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 325.834628] ================================================================== [ 325.842006] Disabling lock debugging due to kernel taint [ 325.857278] Kernel panic - not syncing: panic_on_warn set ... [ 325.857278] [ 325.864764] CPU: 1 PID: 13541 Comm: syz-executor195 Tainted: G B 4.19.114-syzkaller #0 [ 325.874216] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 325.885329] Call Trace: [ 325.888009] dump_stack+0x188/0x20d [ 325.891640] panic+0x26a/0x50e [ 325.894852] ? __warn_printk+0xf3/0xf3 [ 325.898766] ? preempt_schedule_common+0x4a/0xc0 [ 325.903634] ? vgem_gem_dumb_create+0x22c/0x240 [ 325.908308] ? ___preempt_schedule+0x16/0x18 [ 325.912714] ? trace_hardirqs_on+0x55/0x210 [ 325.917025] ? vgem_gem_dumb_create+0x22c/0x240 [ 325.921691] kasan_end_report+0x43/0x49 [ 325.925650] kasan_report.cold+0xa4/0x2b9 [ 325.929783] vgem_gem_dumb_create+0x22c/0x240 [ 325.934263] drm_mode_create_dumb+0x27c/0x300 [ 325.938866] drm_ioctl_kernel+0x1ef/0x2a0 [ 325.943160] ? drm_mode_create_dumb+0x300/0x300 [ 325.947821] ? drm_setversion+0x880/0x880 [ 325.951958] ? __might_fault+0x192/0x1d0 [ 325.956015] drm_ioctl+0x4c4/0x96c [ 325.959610] ? drm_mode_create_dumb+0x300/0x300 [ 325.964312] ? drm_version+0x3d0/0x3d0 [ 325.968357] ? mark_held_locks+0xf0/0xf0 [ 325.972524] ? __fget+0x340/0x510 [ 325.976010] ? drm_version+0x3d0/0x3d0 [ 325.979893] do_vfs_ioctl+0xcda/0x12e0 [ 325.983792] ? selinux_file_ioctl+0x46c/0x5d0 [ 325.988284] ? selinux_file_ioctl+0x125/0x5d0 [ 325.992773] ? check_preemption_disabled+0x41/0x280 [ 325.997794] ? ioctl_preallocate+0x200/0x200 [ 326.002295] ? selinux_file_mprotect+0x600/0x600 [ 326.008187] ? __fget+0x340/0x510 [ 326.011636] ? iterate_fd+0x350/0x350 [ 326.015522] ? __x64_sys_futex+0x37c/0x4f0 [ 326.019738] ? __x64_sys_futex+0x386/0x4f0 [ 326.023970] ? security_file_ioctl+0x6c/0xb0 [ 326.029405] ksys_ioctl+0x9b/0xc0 [ 326.032929] __x64_sys_ioctl+0x6f/0xb0 [ 326.036813] ? lockdep_hardirqs_on+0x40b/0x5d0 [ 326.041464] do_syscall_64+0xf9/0x620 [ 326.045271] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 326.050443] RIP: 0033:0x44a799 [ 326.053630] Code: e8 5c b3 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 2b cc fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 326.072564] RSP: 002b:00007fb087644d18 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 326.080347] RAX: ffffffffffffffda RBX: 00000000006dbc48 RCX: 000000000044a799 [ 326.087711] RDX: 0000000020000280 RSI: 00000000c02064b2 RDI: 0000000000000008 [ 326.094976] RBP: 00000000006dbc40 R08: 65732f636f72702f R09: 65732f636f72702f [ 326.102305] R10: 65732f636f72702f R11: 0000000000000246 R12: 00000000006dbc4c [ 326.109578] R13: 00007fb087644d20 R14: 00007fb087644d20 R15: 20c49ba5e353f7cf [ 326.118305] Kernel Offset: disabled [ 326.121933] Rebooting in 86400 seconds..