[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 10.434296] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. [ 11.497228] random: crng init done Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.205' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 32.187594] ================================================================== [ 32.189171] BUG: KASAN: use-after-free in disk_unblock_events+0x55/0x60 [ 32.190258] Read of size 8 at addr ffff8801d8668de0 by task blkid/4233 [ 32.191261] [ 32.191619] CPU: 1 PID: 4233 Comm: blkid Not tainted 4.9.155+ #27 [ 32.192650] ffff8801da78f730 ffffffff81b47871 0000000000000000 ffffea0007619a00 [ 32.194027] ffff8801d8668de0 0000000000000008 ffffffff81b19dd5 ffff8801da78f768 [ 32.195456] ffffffff81502825 0000000000000000 ffff8801d8668de0 ffff8801d8668de0 [ 32.196805] Call Trace: [ 32.197309] [] dump_stack+0xc1/0x120 [ 32.198077] [] ? disk_unblock_events+0x55/0x60 [ 32.199037] [] print_address_description+0x6f/0x238 [ 32.200052] [] ? disk_unblock_events+0x55/0x60 [ 32.201019] [] kasan_report.cold+0x8c/0x2ba [ 32.201950] [] __asan_report_load8_noabort+0x14/0x20 [ 32.203017] [] disk_unblock_events+0x55/0x60 [ 32.203985] [] __blkdev_get+0x6ba/0xeb0 [ 32.204758] [] ? __blkdev_put+0x840/0x840 [ 32.205676] [] blkdev_get+0x2e8/0x920 [ 32.206556] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 32.207625] [] ? bd_may_claim+0xd0/0xd0 [ 32.212878] [] ? bd_acquire+0x26/0x250 [ 32.218395] [] ? bd_acquire+0x88/0x250 [ 32.223912] [] ? _raw_spin_unlock+0x2d/0x50 [ 32.229861] [] blkdev_open+0x1aa/0x250 [ 32.235378] [] do_dentry_open+0x3ef/0xc80 [ 32.241151] [] ? blkdev_get_by_dev+0x80/0x80 [ 32.247195] [] vfs_open+0x105/0x230 [ 32.252454] [] ? may_open.isra.0+0x139/0x290 [ 32.258499] [] path_openat+0xbf5/0x2f60 [ 32.264099] [] ? path_mountpoint+0x6d0/0x6d0 [ 32.270134] [] do_filp_open+0x1a1/0x280 [ 32.275735] [] ? may_open_dev+0xe0/0xe0 [ 32.281340] [] ? __alloc_fd+0x1d4/0x490 [ 32.286945] [] ? _raw_spin_unlock+0x2d/0x50 [ 32.292899] [] ? __alloc_fd+0x1d4/0x490 [ 32.298514] [] do_sys_open+0x2f0/0x610 [ 32.304034] [] ? filp_open+0x70/0x70 [ 32.309384] [] ? __do_page_fault+0x545/0xa60 [ 32.315421] [] SyS_open+0x2d/0x40 [ 32.320508] [] ? do_sys_open+0x610/0x610 [ 32.326208] [] do_syscall_64+0x1ad/0x570 [ 32.331901] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 32.338822] [ 32.340441] Allocated by task 4227: [ 32.344049] save_stack_trace+0x16/0x20 [ 32.348000] kasan_kmalloc.part.0+0x62/0xf0 [ 32.352307] kasan_kmalloc+0xb7/0xd0 [ 32.356023] kmem_cache_alloc_trace+0x115/0x2d0 [ 32.360697] alloc_disk_node+0x50/0x3c0 [ 32.364651] alloc_disk+0x1b/0x20 [ 32.368087] loop_add+0x37e/0x7b0 [ 32.371519] loop_probe+0x154/0x180 [ 32.375143] kobj_lookup+0x221/0x410 [ 32.378855] get_gendisk+0x3c/0x2d0 [ 32.382466] blkdev_get+0xf4/0x920 executing program executing program executing program executing program executing program [ 32.385994] blkdev_open+0x1aa/0x250 [ 32.389691] do_dentry_open+0x3ef/0xc80 [ 32.393659] vfs_open+0x105/0x230 [ 32.397098] path_openat+0xbf5/0x2f60 [ 32.400886] do_filp_open+0x1a1/0x280 [ 32.404685] do_sys_open+0x2f0/0x610 [ 32.408379] SyS_open+0x2d/0x40 [ 32.411662] do_syscall_64+0x1ad/0x570 [ 32.415536] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 32.420617] [ 32.422228] Freed by task 4233: [ 32.425485] save_stack_trace+0x16/0x20 [ 32.429445] kasan_slab_free+0xb0/0x190 [ 32.433412] kfree+0xfb/0x310 executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 32.436517] disk_release+0x255/0x330 [ 32.440326] device_release+0x7d/0x220 [ 32.444209] kobject_put+0x150/0x260 [ 32.447920] put_disk+0x23/0x30 [ 32.451204] __blkdev_get+0x61a/0xeb0 [ 32.455005] blkdev_get+0x2e8/0x920 [ 32.458629] blkdev_open+0x1aa/0x250 [ 32.462347] do_dentry_open+0x3ef/0xc80 [ 32.466325] vfs_open+0x105/0x230 [ 32.469778] path_openat+0xbf5/0x2f60 [ 32.473575] do_filp_open+0x1a1/0x280 [ 32.477370] do_sys_open+0x2f0/0x610 [ 32.481075] SyS_open+0x2d/0x40 [ 32.484352] do_syscall_64+0x1ad/0x570 [ 32.488241] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 32.493344] [ 32.494971] The buggy address belongs to the object at ffff8801d8668880 [ 32.494971] which belongs to the cache kmalloc-2048 of size 2048 [ 32.507805] The buggy address is located 1376 bytes inside of [ 32.507805] 2048-byte region [ffff8801d8668880, ffff8801d8669080) [ 32.520182] The buggy address belongs to the page: [ 32.525108] page:ffffea0007619a00 count:1 mapcount:0 mapping: (null) index:0x0 compound_mapcount: 0 [ 32.535349] flags: 0x4000000000004080(slab|head) [ 32.540096] page dumped because: kasan: bad access detected [ 32.545797] [ 32.547422] Memory state around the buggy address: [ 32.552345] ffff8801d8668c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 32.559701] ffff8801d8668d00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 32.567057] >ffff8801d8668d80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 32.574416] ^ [ 32.580902] ffff8801d8668e00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 32.588256] ffff8801d8668e80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 32.595607] ================================================================== [ 32.602958] Disabling lock debugging due to kernel taint [ 32.611622] Kernel panic - not syncing: panic_on_warn set ... [ 32.611622] [ 32.619013] CPU: 1 PID: 4233 Comm: blkid Tainted: G B 4.9.155+ #27 [ 32.626454] ffff8801da78f670 ffffffff81b47871 ffff8801da78f700 ffffffff82e43a22 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 32.634532] 00000000ffffffff 0000000000000001 ffffffff81b19dd5 ffff8801da78f750 [ 32.642619] ffffffff813f746a 0000000041b58ab3 ffffffff82e35b4a ffffffff813f7291 [ 32.651191] Call Trace: [ 32.653778] [] dump_stack+0xc1/0x120 [ 32.659144] [] ? disk_unblock_events+0x55/0x60 [ 32.665371] [] panic+0x1d9/0x3bd [ 32.670389] [] ? add_taint.cold+0x16/0x16 [ 32.676188] [] ? preempt_schedule_common+0x4f/0xe0 [ 32.682761] [] ? disk_unblock_events+0x55/0x60 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 32.688988] [] ? preempt_schedule+0x26/0x30 [ 32.694958] [] ? ___preempt_schedule+0x16/0x18 [ 32.701193] [] kasan_end_report+0x47/0x4f [ 32.706990] [] kasan_report.cold+0xa9/0x2ba [ 32.712962] [] __asan_report_load8_noabort+0x14/0x20 [ 32.719714] [] disk_unblock_events+0x55/0x60 [ 32.725767] [] __blkdev_get+0x6ba/0xeb0 [ 32.731389] [] ? __blkdev_put+0x840/0x840 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 32.737183] [] blkdev_get+0x2e8/0x920 [ 32.742633] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 32.749404] [] ? bd_may_claim+0xd0/0xd0 [ 32.755023] [] ? bd_acquire+0x26/0x250 [ 32.760555] [] ? bd_acquire+0x88/0x250 [ 32.766088] [] ? _raw_spin_unlock+0x2d/0x50 [ 32.772060] [] blkdev_open+0x1aa/0x250 [ 32.777602] [] do_dentry_open+0x3ef/0xc80 [ 32.783396] [] ? blkdev_get_by_dev+0x80/0x80 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 32.789455] [] vfs_open+0x105/0x230 [ 32.794733] [] ? may_open.isra.0+0x139/0x290 [ 32.800793] [] path_openat+0xbf5/0x2f60 [ 32.806428] [] ? path_mountpoint+0x6d0/0x6d0 [ 32.812481] [] do_filp_open+0x1a1/0x280 [ 32.818105] [] ? may_open_dev+0xe0/0xe0 [ 32.823731] [] ? __alloc_fd+0x1d4/0x490 [ 32.829355] [] ? _raw_spin_unlock+0x2d/0x50 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 32.835333] [] ? __alloc_fd+0x1d4/0x490 [ 32.840955] [] do_sys_open+0x2f0/0x610 [ 32.846495] [] ? filp_open+0x70/0x70 [ 32.851867] [] ? __do_page_fault+0x545/0xa60 [ 32.857921] [] SyS_open+0x2d/0x40 [ 32.863016] [] ? do_sys_open+0x610/0x610 [ 32.868724] [] do_syscall_64+0x1ad/0x570 [ 32.874437] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 32.881703] Kernel Offset: disabled [ 32.885322] Rebooting in 86400 seconds..