[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [ 12.070322] random: crng init done [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.15.196' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 42.905721] ------------[ cut here ]------------ [ 42.908411] WARNING: CPU: 0 PID: 2074 at mm/page_alloc.c:3563 __alloc_pages_nodemask+0x12c6/0x1a80 [ 42.910046] Kernel panic - not syncing: panic_on_warn set ... [ 42.910046] [ 42.913601] CPU: 0 PID: 2074 Comm: syz-executor988 Not tainted 4.9.186+ #10 [ 42.914752] ffff8801ce6c7750 ffffffff81b5a0b1 0000000000000000 ffffffff82a3a9a0 [ 42.916681] 00000000ffffffff 0000000000000000 0000000000000009 ffff8801ce6c7830 [ 42.918086] ffffffff813fd59a 0000000041b58ab3 ffffffff82e317a2 ffffffff813fd3c1 [ 42.920314] Call Trace: [ 42.922200] [<000000000200deb7>] dump_stack+0xc1/0x120 [ 42.923225] [<0000000085875d91>] panic+0x1d9/0x3bd [ 42.924001] [<0000000036206e13>] ? add_taint.cold+0x16/0x16 [ 42.925028] [<000000008fb5c7ef>] ? get_page_from_freelist+0xc68/0x1c50 [ 42.929105] [<00000000fe5cf40f>] ? kasan_slab_alloc+0xf/0x20 [ 42.936377] [<00000000e81f95c2>] ? __warn.cold+0x14/0x2f [ 42.942932] [<00000000beaa8a95>] ? __alloc_pages_nodemask+0x12c6/0x1a80 [ 42.950439] [<00000000a9e03657>] __warn.cold+0x2f/0x2f [ 42.956497] [<00000000c4099554>] warn_slowpath_null+0x2d/0x40 [ 42.963312] [<00000000beaa8a95>] __alloc_pages_nodemask+0x12c6/0x1a80 [ 42.970530] [<00000000d8b439e2>] ? __lock_acquire+0x5e5/0x4350 [ 42.976839] [<00000000e499dcf2>] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 42.983496] [<0000000082c265ef>] ? trace_hardirqs_on+0x10/0x10 [ 42.989830] [<000000004f30ec1e>] ? check_preemption_disabled+0x3c/0x200 [ 42.996685] [<000000001ef59510>] ? mark_held_locks+0xb1/0x100 [ 43.002814] [<0000000000eb2397>] ? mutex_lock_interruptible_nested+0x6f3/0xa10 [ 43.012328] [<0000000017b0a163>] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 43.019289] [<0000000002327463>] kmalloc_order+0x2d/0x80 [ 43.025239] [<00000000755abbd9>] kmalloc_order_trace+0x1f/0x190 [ 43.032199] [<00000000cdaccf43>] ? avc_has_extended_perms+0x78e/0xd30 [ 43.040276] [<00000000e83c0db7>] __kmalloc+0x1b2/0x320 [ 43.047752] [<0000000073c901c0>] input_mt_init_slots+0xcb/0x400 [ 43.054117] [<00000000769e471a>] uinput_ioctl_handler.isra.0+0x15e5/0x1970 [ 43.061593] [<0000000086c6dbac>] ? uinput_ff_upload_from_user+0x360/0x360 [ 43.069243] [<00000000c8678789>] ? debug_check_no_obj_freed+0x159/0x6d0 [ 43.076857] [<0000000017b0a163>] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 43.084118] [<00000000eb3032dc>] ? uinput_compat_ioctl+0xa0/0xa0 [ 43.090532] [<00000000515244c9>] uinput_ioctl+0x4a/0x60 [ 43.095978] [<00000000c29b8a6d>] do_vfs_ioctl+0xb87/0x11d0 [ 43.101796] [<00000000ed9319ce>] ? selinux_file_ioctl+0x103/0x550 [ 43.108361] [<00000000b93abdf4>] ? ioctl_preallocate+0x210/0x210 [ 43.114764] [<0000000096eceacc>] ? selinux_parse_skb.constprop.0+0x16b0/0x16b0 [ 43.122837] [<00000000287cf6f7>] ? putname+0xe0/0x120 [ 43.128400] [<00000000ddc013a9>] ? do_sys_open+0x27c/0x610 [ 43.134723] [<00000000f4eb4afb>] ? filp_open+0x70/0x70 [ 43.140228] [<000000001f507ac0>] ? security_file_ioctl+0x8f/0xc0 [ 43.146710] [<000000001648e64b>] SyS_ioctl+0x8f/0xc0 [ 43.152396] [<00000000b86b3d27>] ? do_vfs_ioctl+0x11d0/0x11d0 [ 43.158362] [<00000000eafe88a4>] do_syscall_64+0x1ad/0x5c0 [ 43.164375] [<000000000d4f3334>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 43.172518] Kernel Offset: disabled [ 43.176163] Rebooting in 86400 seconds..