executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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: [ 33.449548] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 33.451163] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 33.451832] CPU: 1 PID: 3056 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 33.453170] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 33.454810] Call Trace: [ 33.455265] dump_stack+0x194/0x257 [ 33.455887] ? arch_local_irq_restore+0x53/0x53 [ 33.456655] ? flush_work+0x621/0x930 [ 33.457342] warn_alloc+0x1c2/0x2f0 [ 33.457981] ? zone_watermark_ok_safe+0x430/0x430 [ 33.458794] ? mutex_unlock+0xd/0x10 [ 33.459439] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 33.459993] ? warn_alloc+0x2f0/0x2f0 [ 33.460339] ? SyS_ioctl+0x8f/0xc0 [ 33.460673] ? warn_alloc+0x2f0/0x2f0 [ 33.461295] ? save_stack_trace+0x16/0x20 [ 33.461718] ? check_noncircular+0x20/0x20 [ 33.462454] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 33.463016] ? find_held_lock+0x39/0x1d0 [ 33.463437] ? lock_downgrade+0x990/0x990 [ 33.463953] ? check_same_owner+0x320/0x320 [ 33.464659] ? rcu_note_context_switch+0x710/0x710 [ 33.465462] ? check_noncircular+0x20/0x20 [ 33.466186] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 33.467273] ? __might_sleep+0x95/0x190 [ 33.467951] __alloc_pages_nodemask+0x9f7/0xd80 [ 33.468710] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 33.469381] ? __alloc_pages_nodemask+0xae5/0xd80 [ 33.469874] ? find_held_lock+0x39/0x1d0 [ 33.470279] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 33.470823] ? cache_grow_begin+0x31b/0x400 [ 33.471341] cache_grow_begin+0x86/0x400 [ 33.471748] fallback_alloc+0x150/0x2b0 [ 33.472196] ____cache_alloc_node+0x1cf/0x1e0 [ 33.472643] kmem_cache_alloc_trace+0x27d/0x750 [ 33.473105] ? lock_downgrade+0x990/0x990 [ 33.473611] kvm_dev_ioctl+0x216/0x1840 [ 33.474298] ? lock_release+0xd70/0xd70 [ 33.474994] ? install_new_memslots+0x420/0x420 [ 33.476044] ? avc_has_extended_perms+0x7fa/0x12c0 [ 33.476817] ? unwind_get_return_address+0x61/0xa0 [ 33.477727] ? avc_ss_reset+0x110/0x110 [ 33.478099] ? putname+0xee/0x130 [ 33.478425] ? save_stack+0xa3/0xd0 [ 33.478773] ? save_stack_trace+0x16/0x20 [ 33.479432] ? save_stack+0x43/0xd0 [ 33.480021] ? kasan_slab_free+0x71/0xc0 [ 33.480652] ? kmem_cache_free+0x77/0x280 [ 33.481064] ? putname+0xee/0x130 [ 33.481497] ? do_sys_open+0x31b/0x6d0 [ 33.481887] ? __lock_is_held+0xbc/0x140 [ 33.482316] ? check_same_owner+0x320/0x320 [ 33.482743] ? rcu_note_context_switch+0x710/0x710 [ 33.483234] ? install_new_memslots+0x420/0x420 [ 33.483689] do_vfs_ioctl+0x1b1/0x1530 [ 33.484070] ? _cond_resched+0x14/0x30 [ 33.484492] ? ioctl_preallocate+0x2b0/0x2b0 [ 33.484937] ? selinux_capable+0x40/0x40 [ 33.485421] ? putname+0xf3/0x130 [ 33.485793] ? security_file_ioctl+0x7d/0xb0 [ 33.486253] ? security_file_ioctl+0x89/0xb0 [ 33.486713] SyS_ioctl+0x8f/0xc0 [ 33.487080] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 33.487551] RIP: 0033:0x4353a9 [ 33.487850] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 33.488600] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 33.489241] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002f7 [ 33.489844] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 33.490393] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 33.491017] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 33.491801] Mem-Info: executing program executing program executing program executing program [ 33.492393] active_anon:5581 inactive_anon:42 isolated_anon:0 [ 33.492393] active_file:1351 inactive_file:744 isolated_file:40 [ 33.492393] unevictable:0 dirty:227 writeback:0 unstable:0 [ 33.492393] slab_reclaimable:52810 slab_unreclaimable:326044 [ 33.492393] mapped:1418 shmem:76 pagetables:308 bounce:0 [ 33.492393] free:17886 free_pcp:128 free_cma:0 executing program [ 33.508979] Node 0 active_anon:14016kB inactive_anon:88kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:20kB writeback:0kB shmem:180kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 33.511405] Node 1 active_anon:8312kB inactive_anon:80kB active_file:5556kB inactive_file:2608kB unevictable:0kB isolated(anon):0kB isolated(file):160kB mapped:5740kB dirty:888kB writeback:0kB shmem:124kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 2048kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 33.513781] Node 0 DMA free:4140kB min:640kB low:800kB high:960kB active_anon:52kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 33.516052] lowmem_reserve[]: 0 886 886 886 [ 33.516447] Node 0 DMA32 free:36332kB min:36536kB low:45668kB high:54800kB active_anon:13964kB inactive_anon:88kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:20kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1696kB pagetables:452kB bounce:0kB free_pcp:276kB local_pcp:0kB free_cma:0kB [ 33.521411] lowmem_reserve[]: 0 0 0 0 [ 33.521766] Node 1 DMA32 free:30168kB min:30404kB low:38004kB high:45604kB active_anon:8308kB inactive_anon:80kB active_file:5460kB inactive_file:2776kB unevictable:0kB writepending:924kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2240kB pagetables:776kB bounce:0kB free_pcp:800kB local_pcp:0kB free_cma:0kB [ 33.525728] lowmem_reserve[]: 0 0 0 0 [ 33.526499] Node 0 DMA: 13*4kB (UME) 3*8kB (M) 0*16kB 3*32kB (UME) 0*64kB 3*128kB (UME) 2*256kB (UM) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4140kB [ 33.529071] Node 0 DMA32: 275*4kB (UME) 274*8kB (UME) 158*16kB (UM) 74*32kB (UM) 30*64kB (UME) 6*128kB (UM) 3*256kB (UM) 1*512kB (U) 2*1024kB (UM) 1*2048kB (E) 5*4096kB (M) = 36732kB executing program [ 33.532362] Node 1 DMA32: 236*4kB (UM) 445*8kB (UM) 798*16kB (UM) 270*32kB (UM) 80*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 31032kB [ 33.534930] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 33.536463] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 33.538028] 1785 total pagecache pages executing program [ 33.539123] 0 pages in swap cache executing program [ 33.544516] Swap cache stats: add 0, delete 0, find 0/0 [ 33.545219] Free swap = 0kB [ 33.545528] Total swap = 0kB [ 33.546098] 524186 pages RAM [ 33.546519] 0 pages HighMem/MovableOnly [ 33.547219] 103968 pages reserved executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 34.561319] syzkaller654766 invoked oom-killer: gfp_mask=0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null), order=1, oom_score_adj=0 [ 34.562527] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 34.563130] CPU: 1 PID: 3054 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 34.564459] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 34.565095] Call Trace: [ 34.565261] dump_stack+0x194/0x257 [ 34.565469] ? arch_local_irq_restore+0x53/0x53 [ 34.565733] ? check_noncircular+0x20/0x20 [ 34.565976] dump_header+0x234/0xa0e [ 34.566205] ? pagefault_out_of_memory+0x152/0x152 [ 34.566494] ? lock_acquire+0x1d5/0x580 [ 34.566717] ? ___ratelimit+0x152/0x630 [ 34.566945] ? do_raw_spin_trylock+0x190/0x190 [ 34.567228] ? mark_held_locks+0xb2/0x100 [ 34.567466] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 34.567752] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 34.568048] ? trace_hardirqs_on+0xd/0x10 [ 34.568350] ? ___ratelimit+0x95/0x630 [ 34.568570] ? idr_get_free+0xff0/0xff0 [ 34.568793] ? lock_downgrade+0x990/0x990 [ 34.569038] ? cred_has_capability+0x1a0/0x3d0 [ 34.569311] oom_kill_process+0x86d/0x13d0 [ 34.569552] ? lock_release+0xd70/0xd70 [ 34.569783] ? oom_evaluate_task+0x480/0x480 [ 34.570043] ? security_capable_noaudit+0x8b/0xc0 [ 34.570329] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 34.570615] ? check_noncircular+0x20/0x20 [ 34.570852] ? has_capability+0x30/0x30 [ 34.571250] ? has_capability_noaudit+0x24/0x30 [ 34.571861] ? oom_badness+0xdf/0xb80 [ 34.572204] ? find_held_lock+0x39/0x1d0 [ 34.572631] ? lock_downgrade+0x990/0x990 [ 34.573004] ? out_of_memory+0x8c1/0x11d0 [ 34.573400] ? oom_reaper+0x4d0/0x4d0 [ 34.573741] ? lock_release+0xd70/0xd70 [ 34.574092] ? lock_acquire+0x256/0x580 [ 34.574479] ? oom_evaluate_task+0x284/0x480 [ 34.574875] out_of_memory+0x7dd/0x11d0 [ 34.578347] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 34.578366] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 34.586511] ? oom_killer_disable+0x310/0x310 [ 34.587028] ? mutex_trylock+0x23a/0x2d0 [ 34.587150] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 34.587167] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 34.592236] ? rcu_pm_notify+0xc0/0xc0 [ 34.592604] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 34.593125] __alloc_pages_slowpath+0x1eae/0x2ee0 [ 34.595253] ? warn_alloc+0x2f0/0x2f0 [ 34.595614] ? do_sys_open+0x2e7/0x6d0 [ 34.595984] ? warn_alloc+0x2f0/0x2f0 [ 34.596346] ? save_stack_trace+0x16/0x20 [ 34.596746] ? check_noncircular+0x20/0x20 [ 34.598539] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 34.599036] ? lru_cache_add+0x1c7/0x3a0 [ 34.599421] ? lru_cache_add_file+0x20/0x20 [ 34.599833] ? find_held_lock+0x39/0x1d0 [ 34.600261] ? check_same_owner+0x320/0x320 [ 34.600681] ? __might_sleep+0x95/0x190 [ 34.601066] __alloc_pages_nodemask+0x9f7/0xd80 [ 34.601514] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 34.601988] ? __alloc_pages_nodemask+0xae5/0xd80 [ 34.602446] ? find_held_lock+0x39/0x1d0 [ 34.602833] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 34.603339] ? cache_grow_begin+0x31b/0x400 [ 34.603753] cache_grow_begin+0x86/0x400 [ 34.604146] fallback_alloc+0x150/0x2b0 [ 34.604531] ____cache_alloc_node+0x1cf/0x1e0 [ 34.604958] kmem_cache_alloc+0x287/0x760 [ 34.605367] getname_flags+0xcb/0x580 [ 34.605728] ? do_page_fault+0x70/0x70 [ 34.606104] getname+0x19/0x20 [ 34.615317] do_sys_open+0x2e7/0x6d0 [ 34.615677] ? filp_open+0x70/0x70 [ 34.616013] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 34.617505] SyS_openat+0x30/0x40 [ 34.617836] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 34.618336] RIP: 0033:0x4353a9 [ 34.630280] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000217 ORIG_RAX: 0000000000000101 [ 34.630959] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 34.632129] RDX: 0000000000000005 RSI: 000000002061dff7 RDI: ffffffffffffff9c [ 34.632785] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 34.633448] R10: 0000000000000000 R11: 0000000000000217 R12: 0000000000000000 [ 34.634107] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 34.634790] CPU: 3 PID: 3058 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 34.634826] Mem-Info: [ 34.634840] active_anon:3539 inactive_anon:41 isolated_anon:0 [ 34.634840] active_file:36 inactive_file:21 isolated_file:0 [ 34.634840] unevictable:0 dirty:0 writeback:0 unstable:0 [ 34.634840] slab_reclaimable:53508 slab_unreclaimable:329527 [ 34.634840] mapped:2 shmem:76 pagetables:308 bounce:0 [ 34.634840] free:17617 free_pcp:300 free_cma:0 [ 34.634851] Node 0 active_anon:7880kB inactive_anon:88kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:184kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 34.634862] Node 1 active_anon:6276kB inactive_anon:76kB active_file:96kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:120kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 34.634865] Node 0 DMA free:4140kB min:640kB low:800kB high:960kB active_anon:52kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 34.634880] lowmem_reserve[]: 0 886 886 886 [ 34.634899] Node 0 DMA32 free:36404kB min:36536kB low:45668kB high:54800kB active_anon:7828kB inactive_anon:88kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1696kB pagetables:448kB bounce:0kB free_pcp:44kB local_pcp:44kB free_cma:0kB [ 34.634914] lowmem_reserve[]: 0 0 0 0 [ 34.634933] Node 1 DMA32 free:29924kB min:30404kB low:38004kB high:45604kB active_anon:6276kB inactive_anon:76kB active_file:48kB inactive_file:16kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2240kB pagetables:784kB bounce:0kB free_pcp:1156kB local_pcp:0kB free_cma:0kB [ 34.634952] lowmem_reserve[]: 0 0 0 0 [ 34.634971] Node 0 DMA: 13*4kB (UME) 3*8kB (M) 0*16kB 3*32kB (UME) 0*64kB 3*128kB (UME) 2*256kB (UM) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4140kB [ 34.635075] Node 0 DMA32: 256*4kB (UME) 226*8kB (UM) 177*16kB (UME) 146*32kB (UME) 49*64kB (UM) 6*128kB (UM) 3*256kB (UM) 0*512kB 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 36512kB [ 34.635157] Node 1 DMA32: 176*4kB (UMEH) 153*8kB (UMEH) 615*16kB (UMEH) 337*32kB (UMEH) 115*64kB (UMEH) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 29912kB [ 34.635225] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 34.635231] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 34.635234] 158 total pagecache pages [ 34.635242] 0 pages in swap cache [ 34.635246] Swap cache stats: add 0, delete 0, find 0/0 [ 34.635250] Free swap = 0kB [ 34.635253] Total swap = 0kB [ 34.635257] 524186 pages RAM [ 34.635261] 0 pages HighMem/MovableOnly [ 34.635264] 103968 pages reserved [ 34.635268] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 34.635328] [ 1524] 0 1524 7031 1819 19 3 0 -1000 udevd [ 34.635357] [ 2802] 0 2802 2493 572 8 3 0 0 dhclient [ 34.635368] [ 2930] 0 2930 14265 172 24 3 0 0 rsyslogd [ 34.635379] [ 2968] 0 2968 4725 50 15 3 0 0 cron [ 34.635390] [ 2989] 0 2989 12490 153 27 3 0 -1000 sshd [ 34.635401] [ 3020] 0 3020 3694 39 12 3 0 0 getty [ 34.635412] [ 3021] 0 3021 3694 39 13 3 0 0 getty [ 34.635423] [ 3022] 0 3022 3694 38 13 3 0 0 getty [ 34.635434] [ 3023] 0 3023 3694 40 13 3 0 0 getty [ 34.635445] [ 3024] 0 3024 3694 40 13 3 0 0 getty [ 34.635456] [ 3025] 0 3025 3694 42 13 3 0 0 getty [ 34.635467] [ 3026] 0 3026 3649 38 13 3 0 0 getty [ 34.635478] [ 3029] 0 3029 5348 147 15 3 0 -1000 udevd [ 34.635489] [ 3030] 0 3030 5337 140 15 3 0 -1000 udevd [ 34.635499] [ 3047] 0 3047 17820 196 40 3 0 0 sshd [ 34.635510] [ 3050] 0 3050 271 1 4 2 0 0 syzkaller654766 [ 34.635521] [ 3051] 0 3051 4366 11 5 2 0 0 syzkaller654766 [ 34.635532] [ 3052] 0 3052 4366 11 5 2 0 0 syzkaller654766 [ 34.635543] [ 3053] 0 3053 4366 11 5 2 0 0 syzkaller654766 [ 34.635554] [ 3054] 0 3054 4366 11 5 2 0 0 syzkaller654766 [ 34.635566] [ 3055] 0 3055 4366 11 5 2 0 0 syzkaller654766 [ 34.635577] [ 3056] 0 3056 4366 11 5 2 0 0 syzkaller654766 [ 34.635587] [ 3057] 0 3057 4366 11 5 2 0 0 syzkaller654766 [ 34.635598] [ 3058] 0 3058 4366 11 5 2 0 0 syzkaller654766 [ 34.635604] Out of memory: Kill process 2802 (dhclient) score 1 or sacrifice child [ 34.635723] Killed process 2802 (dhclient) total-vm:9972kB, anon-rss:2288kB, file-rss:0kB, shmem-rss:0kB [ 34.708304] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 34.708990] Call Trace: [ 34.709248] dump_stack+0x194/0x257 [ 34.709612] ? arch_local_irq_restore+0x53/0x53 [ 34.710054] ? isolate_lru_page+0x11d0/0x11d0 [ 34.710481] warn_alloc+0x1c2/0x2f0 [ 34.710842] ? zone_watermark_ok_safe+0x430/0x430 [ 34.711450] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 34.716001] ? warn_alloc+0x2f0/0x2f0 [ 34.716382] ? SyS_ioctl+0x8f/0xc0 [ 34.716697] ? warn_alloc+0x2f0/0x2f0 [ 34.717058] ? save_stack_trace+0x16/0x20 [ 34.717419] ? check_noncircular+0x20/0x20 [ 34.717805] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 34.718290] ? find_held_lock+0x39/0x1d0 [ 34.718650] ? lock_downgrade+0x990/0x990 [ 34.719053] ? check_same_owner+0x320/0x320 [ 34.719399] ? rcu_note_context_switch+0x710/0x710 [ 34.719816] ? check_noncircular+0x20/0x20 [ 34.720253] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 34.720839] ? __might_sleep+0x95/0x190 [ 34.721214] __alloc_pages_nodemask+0x9f7/0xd80 [ 34.721609] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 34.722076] ? __alloc_pages_nodemask+0xae5/0xd80 [ 34.722484] ? find_held_lock+0x39/0x1d0 [ 34.722834] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 34.723361] ? cache_grow_begin+0x31b/0x400 [ 34.723822] cache_grow_begin+0x86/0x400 [ 34.724306] fallback_alloc+0x150/0x2b0 [ 34.724743] ____cache_alloc_node+0x1cf/0x1e0 [ 34.725255] kmem_cache_alloc_trace+0x27d/0x750 [ 34.725745] ? lock_downgrade+0x990/0x990 [ 34.726224] kvm_dev_ioctl+0x216/0x1840 [ 34.726638] ? lock_release+0xd70/0xd70 [ 34.727338] ? install_new_memslots+0x420/0x420 [ 34.727974] ? avc_has_extended_perms+0x7fa/0x12c0 [ 34.728818] ? unwind_get_return_address+0x61/0xa0 [ 34.729664] ? avc_ss_reset+0x110/0x110 [ 34.730371] ? putname+0xee/0x130 [ 34.730803] ? save_stack+0xa3/0xd0 [ 34.731230] ? save_stack_trace+0x16/0x20 [ 34.731656] ? save_stack+0x43/0xd0 [ 34.732020] ? kasan_slab_free+0x71/0xc0 [ 34.732614] ? kmem_cache_free+0x77/0x280 [ 34.733295] ? putname+0xee/0x130 [ 34.733785] ? do_sys_open+0x31b/0x6d0 [ 34.734358] ? __lock_is_held+0xbc/0x140 [ 34.734975] ? check_same_owner+0x320/0x320 [ 34.735593] ? rcu_note_context_switch+0x710/0x710 [ 34.736318] ? install_new_memslots+0x420/0x420 [ 34.736975] do_vfs_ioctl+0x1b1/0x1530 [ 34.737548] ? _cond_resched+0x14/0x30 [ 34.738161] ? ioctl_preallocate+0x2b0/0x2b0 [ 34.738896] ? selinux_capable+0x40/0x40 [ 34.739608] ? putname+0xf3/0x130 [ 34.739966] ? security_file_ioctl+0x7d/0xb0 [ 34.740389] ? security_file_ioctl+0x89/0xb0 [ 34.740818] SyS_ioctl+0x8f/0xc0 [ 34.741147] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 34.741595] RIP: 0033:0x4353a9 [ 34.741906] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 34.742629] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 34.743323] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000303 [ 34.744006] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 34.744685] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 34.745359] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 34.746029] CPU: 0 PID: 3057 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 34.746081] Mem-Info: [ 34.746096] active_anon:2967 inactive_anon:41 isolated_anon:0 [ 34.746096] active_file:104 inactive_file:186 isolated_file:31 [ 34.746096] unevictable:0 dirty:0 writeback:0 unstable:0 [ 34.746096] slab_reclaimable:53509 slab_unreclaimable:329603 [ 34.746096] mapped:200 shmem:76 pagetables:300 bounce:0 [ 34.746096] free:17616 free_pcp:542 free_cma:0 [ 34.746107] Node 0 active_anon:6384kB inactive_anon:88kB active_file:68kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:184kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 34.746118] Node 1 active_anon:5484kB inactive_anon:76kB active_file:348kB inactive_file:712kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:796kB dirty:0kB writeback:0kB shmem:120kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 34.746122] Node 0 DMA free:4140kB min:640kB low:800kB high:960kB active_anon:52kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 34.746137] lowmem_reserve[]: 0 886 886 886 [ 34.746157] Node 0 DMA32 free:36656kB min:36536kB low:45668kB high:54800kB active_anon:6332kB inactive_anon:88kB active_file:68kB inactive_file:32kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1696kB pagetables:448kB bounce:0kB free_pcp:1000kB local_pcp:0kB free_cma:0kB [ 34.746172] lowmem_reserve[]: 0 0 0 0 [ 34.746190] Node 1 DMA32 free:29668kB min:30404kB low:38004kB high:45604kB active_anon:5484kB inactive_anon:76kB active_file:88kB inactive_file:1188kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2240kB pagetables:752kB bounce:0kB free_pcp:1168kB local_pcp:716kB free_cma:0kB [ 34.746205] lowmem_reserve[]: 0 0 0 0 [ 34.746224] Node 0 DMA: 13*4kB (UME) 3*8kB (M) 0*16kB 3*32kB (UME) 0*64kB 3*128kB (UME) 2*256kB (UM) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4140kB [ 34.746299] Node 0 DMA32: 177*4kB (UME) 217*8kB (M) 187*16kB (UME) 151*32kB (UME) 52*64kB (UM) 7*128kB (UM) 3*256kB (M) 0*512kB 3*1024kB (UME) 1*2048kB (M) 4*4096kB (M) = 36764kB [ 34.746382] Node 1 DMA32: 162*4kB (UMEH) 106*8kB (UMEH) 620*16kB (UMEH) 340*32kB (UMEH) 115*64kB (UMEH) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 29656kB [ 34.746452] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 34.746457] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 34.746461] 425 total pagecache pages [ 34.746468] 0 pages in swap cache [ 34.746473] Swap cache stats: add 0, delete 0, find 0/0 [ 34.746477] Free swap = 0kB [ 34.746480] Total swap = 0kB [ 34.746484] 524186 pages RAM [ 34.746488] 0 pages HighMem/MovableOnly [ 34.746491] 103968 pages reserved [ 34.772057] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 34.772846] Call Trace: [ 34.773088] dump_stack+0x194/0x257 [ 34.773424] ? arch_local_irq_restore+0x53/0x53 [ 34.773874] ? isolate_lru_page+0x11d0/0x11d0 [ 34.774337] warn_alloc+0x1c2/0x2f0 [ 34.774702] ? zone_watermark_ok_safe+0x430/0x430 [ 34.775374] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 34.775909] ? warn_alloc+0x2f0/0x2f0 [ 34.776291] ? SyS_ioctl+0x8f/0xc0 [ 34.776650] ? warn_alloc+0x2f0/0x2f0 [ 34.777036] ? save_stack_trace+0x16/0x20 [ 34.777792] ? check_noncircular+0x20/0x20 [ 34.778230] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 34.778923] ? find_held_lock+0x39/0x1d0 [ 34.779575] ? lock_downgrade+0x990/0x990 [ 34.780276] ? check_same_owner+0x320/0x320 [ 34.780973] ? rcu_note_context_switch+0x710/0x710 [ 34.781773] ? check_noncircular+0x20/0x20 [ 34.782507] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 34.784358] ? __might_sleep+0x95/0x190 [ 34.785048] __alloc_pages_nodemask+0x9f7/0xd80 [ 34.785481] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 34.785922] ? __alloc_pages_nodemask+0xae5/0xd80 [ 34.786339] ? find_held_lock+0x39/0x1d0 [ 34.786693] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 34.787157] ? cache_grow_begin+0x31b/0x400 [ 34.787545] cache_grow_begin+0x86/0x400 [ 34.787908] fallback_alloc+0x150/0x2b0 [ 34.788273] ____cache_alloc_node+0x1cf/0x1e0 [ 34.788675] kmem_cache_alloc_trace+0x27d/0x750 [ 34.789085] ? lock_downgrade+0x990/0x990 [ 34.789463] kvm_dev_ioctl+0x216/0x1840 [ 34.789818] ? lock_release+0xd70/0xd70 [ 34.790168] ? install_new_memslots+0x420/0x420 [ 34.790618] ? avc_has_extended_perms+0x7fa/0x12c0 [ 34.791057] ? unwind_get_return_address+0x61/0xa0 [ 34.791518] ? avc_ss_reset+0x110/0x110 [ 34.791872] ? putname+0xee/0x130 [ 34.792180] ? save_stack+0xa3/0xd0 [ 34.792503] ? save_stack_trace+0x16/0x20 [ 34.792869] ? save_stack+0x43/0xd0 [ 34.793190] ? kasan_slab_free+0x71/0xc0 [ 34.793487] ? kmem_cache_free+0x77/0x280 [ 34.793851] ? putname+0xee/0x130 [ 34.794077] ? do_sys_open+0x31b/0x6d0 [ 34.794422] ? __lock_is_held+0xbc/0x140 [ 34.794797] ? check_same_owner+0x320/0x320 [ 34.795184] ? rcu_note_context_switch+0x710/0x710 [ 34.795618] ? install_new_memslots+0x420/0x420 [ 34.796025] do_vfs_ioctl+0x1b1/0x1530 [ 34.796368] ? _cond_resched+0x14/0x30 [ 34.796718] ? ioctl_preallocate+0x2b0/0x2b0 [ 34.797109] ? selinux_capable+0x40/0x40 [ 34.797471] ? putname+0xf3/0x130 [ 34.797795] ? security_file_ioctl+0x7d/0xb0 [ 34.798175] ? security_file_ioctl+0x89/0xb0 [ 34.798544] SyS_ioctl+0x8f/0xc0 [ 34.800144] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 34.800846] RIP: 0033:0x4353a9 [ 34.801162] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 34.802447] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 34.803148] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000029d [ 34.803872] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 34.804633] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 34.805324] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 35.371216] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 35.374126] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 35.375295] CPU: 0 PID: 3051 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 35.376348] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 35.377712] Call Trace: [ 35.378165] dump_stack+0x194/0x257 [ 35.378778] ? arch_local_irq_restore+0x53/0x53 [ 35.379329] ? isolate_lru_page+0x11d0/0x11d0 [ 35.379735] warn_alloc+0x1c2/0x2f0 [ 35.380082] ? zone_watermark_ok_safe+0x430/0x430 [ 35.380529] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 35.380992] ? warn_alloc+0x2f0/0x2f0 [ 35.381381] ? SyS_ioctl+0x8f/0xc0 [ 35.381701] ? warn_alloc+0x2f0/0x2f0 [ 35.382061] ? save_stack_trace+0x16/0x20 [ 35.382444] ? check_noncircular+0x20/0x20 [ 35.382829] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 35.383326] ? find_held_lock+0x39/0x1d0 [ 35.383695] ? lock_downgrade+0x990/0x990 [ 35.384100] ? check_same_owner+0x320/0x320 [ 35.384486] ? rcu_note_context_switch+0x710/0x710 [ 35.384925] ? check_noncircular+0x20/0x20 [ 35.385347] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 35.385938] ? __might_sleep+0x95/0x190 [ 35.386417] __alloc_pages_nodemask+0x9f7/0xd80 [ 35.386966] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 35.387556] ? __alloc_pages_nodemask+0xae5/0xd80 [ 35.388023] ? find_held_lock+0x39/0x1d0 [ 35.388421] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 35.388895] ? cache_grow_begin+0x31b/0x400 [ 35.389362] cache_grow_begin+0x86/0x400 [ 35.389754] fallback_alloc+0x150/0x2b0 [ 35.390150] ____cache_alloc_node+0x1cf/0x1e0 [ 35.390574] kmem_cache_alloc_trace+0x27d/0x750 [ 35.391011] ? lock_downgrade+0x990/0x990 [ 35.391424] kvm_dev_ioctl+0x216/0x1840 [ 35.391803] ? lock_release+0xd70/0xd70 [ 35.392346] ? install_new_memslots+0x420/0x420 [ 35.393245] ? avc_has_extended_perms+0x7fa/0x12c0 [ 35.393717] ? unwind_get_return_address+0x61/0xa0 [ 35.394194] ? avc_ss_reset+0x110/0x110 [ 35.394561] ? putname+0xee/0x130 [ 35.394881] ? save_stack+0xa3/0xd0 [ 35.395241] ? save_stack_trace+0x16/0x20 [ 35.395989] ? save_stack+0x43/0xd0 [ 35.396346] ? kasan_slab_free+0x71/0xc0 [ 35.396722] ? kmem_cache_free+0x77/0x280 [ 35.397151] ? putname+0xee/0x130 [ 35.397471] ? do_sys_open+0x31b/0x6d0 [ 35.397836] ? __lock_is_held+0xbc/0x140 [ 35.398250] ? check_same_owner+0x320/0x320 [ 35.398653] ? rcu_note_context_switch+0x710/0x710 [ 35.399133] ? install_new_memslots+0x420/0x420 [ 35.399558] do_vfs_ioctl+0x1b1/0x1530 [ 35.399928] ? _cond_resched+0x14/0x30 [ 35.400324] ? ioctl_preallocate+0x2b0/0x2b0 [ 35.400750] ? selinux_capable+0x40/0x40 [ 35.401187] ? putname+0xf3/0x130 [ 35.401601] ? security_file_ioctl+0x7d/0xb0 [ 35.401925] ? security_file_ioctl+0x89/0xb0 [ 35.402383] SyS_ioctl+0x8f/0xc0 [ 35.402712] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 35.403196] RIP: 0033:0x4353a9 [ 35.403495] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 35.404242] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 35.404915] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000305 [ 35.405657] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 35.406367] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 35.407074] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 executing program executing program executing program executing program executing program executing program executing program executing program [ 35.487197] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 35.488598] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 35.488949] CPU: 2 PID: 3058 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 35.489714] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 35.490464] Call Trace: [ 35.490700] dump_stack+0x194/0x257 [ 35.491047] ? arch_local_irq_restore+0x53/0x53 [ 35.491457] ? isolate_lru_page+0x11d0/0x11d0 [ 35.491856] warn_alloc+0x1c2/0x2f0 [ 35.492647] ? zone_watermark_ok_safe+0x430/0x430 [ 35.493097] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 35.493579] ? warn_alloc+0x2f0/0x2f0 [ 35.493943] ? SyS_ioctl+0x8f/0xc0 [ 35.494306] ? warn_alloc+0x2f0/0x2f0 [ 35.494691] ? save_stack_trace+0x16/0x20 [ 35.495115] ? check_noncircular+0x20/0x20 [ 35.495537] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 35.496007] ? find_held_lock+0x39/0x1d0 [ 35.496274] ? lock_downgrade+0x990/0x990 [ 35.496561] ? check_same_owner+0x320/0x320 [ 35.496853] ? rcu_note_context_switch+0x710/0x710 [ 35.497141] ? check_noncircular+0x20/0x20 [ 35.497390] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 35.497943] ? __might_sleep+0x95/0x190 [ 35.503284] __alloc_pages_nodemask+0x9f7/0xd80 [ 35.504124] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 35.504867] ? __alloc_pages_nodemask+0xae5/0xd80 [ 35.505431] ? find_held_lock+0x39/0x1d0 [ 35.505880] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 35.506380] ? cache_grow_begin+0x31b/0x400 [ 35.506776] cache_grow_begin+0x86/0x400 [ 35.507153] fallback_alloc+0x150/0x2b0 [ 35.507586] ____cache_alloc_node+0x1cf/0x1e0 [ 35.507965] kmem_cache_alloc_trace+0x27d/0x750 [ 35.508483] ? lock_downgrade+0x990/0x990 [ 35.508981] kvm_dev_ioctl+0x216/0x1840 [ 35.509468] ? lock_release+0xd70/0xd70 [ 35.509903] ? install_new_memslots+0x420/0x420 [ 35.510454] ? avc_has_extended_perms+0x7fa/0x12c0 [ 35.510993] ? unwind_get_return_address+0x61/0xa0 [ 35.511619] ? avc_ss_reset+0x110/0x110 [ 35.511973] ? putname+0xee/0x130 [ 35.512387] ? save_stack+0xa3/0xd0 [ 35.512718] ? save_stack_trace+0x16/0x20 [ 35.513065] ? save_stack+0x43/0xd0 [ 35.513412] ? kasan_slab_free+0x71/0xc0 [ 35.513784] ? kmem_cache_free+0x77/0x280 [ 35.514133] ? putname+0xee/0x130 [ 35.514472] ? do_sys_open+0x31b/0x6d0 [ 35.514825] ? __lock_is_held+0xbc/0x140 [ 35.515294] ? check_same_owner+0x320/0x320 [ 35.515697] ? rcu_note_context_switch+0x710/0x710 [ 35.516121] ? install_new_memslots+0x420/0x420 [ 35.516570] do_vfs_ioctl+0x1b1/0x1530 [ 35.516926] ? _cond_resched+0x14/0x30 [ 35.517283] ? ioctl_preallocate+0x2b0/0x2b0 [ 35.539825] ? selinux_capable+0x40/0x40 [ 35.540693] ? putname+0xf3/0x130 [ 35.541398] ? security_file_ioctl+0x7d/0xb0 [ 35.542192] ? security_file_ioctl+0x89/0xb0 [ 35.543064] SyS_ioctl+0x8f/0xc0 [ 35.543746] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 35.544698] RIP: 0033:0x4353a9 [ 35.545674] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 35.547178] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 35.548557] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000304 [ 35.550892] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 35.552022] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 35.553046] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 35.570903] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 35.573329] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 35.573944] CPU: 3 PID: 3052 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 35.574883] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 35.576255] Call Trace: [ 35.576726] dump_stack+0x194/0x257 [ 35.577393] ? arch_local_irq_restore+0x53/0x53 [ 35.578362] ? flush_work+0x621/0x930 [ 35.579050] warn_alloc+0x1c2/0x2f0 [ 35.579600] ? zone_watermark_ok_safe+0x430/0x430 [ 35.580450] ? mutex_unlock+0xd/0x10 [ 35.581152] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 35.582064] ? warn_alloc+0x2f0/0x2f0 [ 35.582737] ? SyS_ioctl+0x8f/0xc0 [ 35.583391] ? warn_alloc+0x2f0/0x2f0 [ 35.584070] ? save_stack_trace+0x16/0x20 [ 35.584818] ? check_noncircular+0x20/0x20 [ 35.585584] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 35.586514] ? find_held_lock+0x39/0x1d0 [ 35.587272] ? lock_downgrade+0x990/0x990 [ 35.588837] ? check_same_owner+0x320/0x320 [ 35.589820] ? rcu_note_context_switch+0x710/0x710 [ 35.590832] ? check_noncircular+0x20/0x20 [ 35.591764] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 35.593133] ? __might_sleep+0x95/0x190 [ 35.593972] __alloc_pages_nodemask+0x9f7/0xd80 [ 35.594975] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 35.596020] ? __alloc_pages_nodemask+0xae5/0xd80 [ 35.597258] ? find_held_lock+0x39/0x1d0 [ 35.598150] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 35.599259] ? cache_grow_begin+0x31b/0x400 [ 35.600240] cache_grow_begin+0x86/0x400 [ 35.601108] fallback_alloc+0x150/0x2b0 [ 35.601911] ____cache_alloc_node+0x1cf/0x1e0 [ 35.602873] kmem_cache_alloc_trace+0x27d/0x750 [ 35.604039] ? lock_downgrade+0x990/0x990 [ 35.605089] kvm_dev_ioctl+0x216/0x1840 [ 35.606107] ? lock_release+0xd70/0xd70 [ 35.607116] ? install_new_memslots+0x420/0x420 [ 35.608187] ? avc_has_extended_perms+0x7fa/0x12c0 [ 35.611045] ? unwind_get_return_address+0x61/0xa0 [ 35.611927] ? avc_ss_reset+0x110/0x110 [ 35.612668] ? putname+0xee/0x130 [ 35.613313] ? save_stack+0xa3/0xd0 [ 35.613955] ? save_stack_trace+0x16/0x20 [ 35.614709] ? save_stack+0x43/0xd0 [ 35.615386] ? kasan_slab_free+0x71/0xc0 [ 35.616126] ? kmem_cache_free+0x77/0x280 [ 35.616848] ? putname+0xee/0x130 [ 35.617491] ? do_sys_open+0x31b/0x6d0 [ 35.618211] ? __lock_is_held+0xbc/0x140 [ 35.618958] ? check_same_owner+0x320/0x320 [ 35.619771] ? rcu_note_context_switch+0x710/0x710 [ 35.620683] ? install_new_memslots+0x420/0x420 [ 35.621537] do_vfs_ioctl+0x1b1/0x1530 [ 35.622245] ? _cond_resched+0x14/0x30 [ 35.622934] ? ioctl_preallocate+0x2b0/0x2b0 [ 35.623745] ? selinux_capable+0x40/0x40 [ 35.624711] ? putname+0xf3/0x130 [ 35.625375] ? security_file_ioctl+0x7d/0xb0 [ 35.626182] ? security_file_ioctl+0x89/0xb0 [ 35.626975] SyS_ioctl+0x8f/0xc0 [ 35.627750] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 35.628619] RIP: 0033:0x4353a9 [ 35.629181] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 35.630554] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 35.632074] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002bb [ 35.633340] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 35.634603] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 35.635856] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 35.712126] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 35.713745] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 35.714267] CPU: 0 PID: 3055 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 35.715157] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 35.716506] Call Trace: [ 35.716947] dump_stack+0x194/0x257 [ 35.717440] ? arch_local_irq_restore+0x53/0x53 [ 35.717947] ? flush_work+0x621/0x930 [ 35.718581] warn_alloc+0x1c2/0x2f0 [ 35.718942] ? zone_watermark_ok_safe+0x430/0x430 [ 35.719426] ? mutex_unlock+0xd/0x10 [ 35.719859] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 35.720384] ? warn_alloc+0x2f0/0x2f0 [ 35.720793] ? SyS_ioctl+0x8f/0xc0 [ 35.721143] ? warn_alloc+0x2f0/0x2f0 [ 35.721517] ? save_stack_trace+0x16/0x20 [ 35.721955] ? alloc_set_pte+0x1162/0x18f0 [ 35.722372] ? check_noncircular+0x20/0x20 [ 35.722826] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 35.723419] ? find_held_lock+0x39/0x1d0 [ 35.723890] ? lock_downgrade+0x990/0x990 [ 35.724347] ? check_same_owner+0x320/0x320 [ 35.724831] ? rcu_note_context_switch+0x710/0x710 [ 35.725336] ? check_noncircular+0x20/0x20 [ 35.739814] ? __might_sleep+0x95/0x190 [ 35.740468] __alloc_pages_nodemask+0x9f7/0xd80 [ 35.741417] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 35.742775] ? __alloc_pages_nodemask+0xae5/0xd80 [ 35.743707] ? find_held_lock+0x39/0x1d0 [ 35.744754] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 35.745706] ? cache_grow_begin+0x31b/0x400 [ 35.746440] cache_grow_begin+0x86/0x400 [ 35.747147] fallback_alloc+0x150/0x2b0 [ 35.747798] ____cache_alloc_node+0x1cf/0x1e0 [ 35.748410] kmem_cache_alloc_trace+0x27d/0x750 [ 35.749154] ? lock_downgrade+0x990/0x990 [ 35.749778] kvm_dev_ioctl+0x216/0x1840 [ 35.750334] ? lock_release+0xd70/0xd70 [ 35.750910] ? install_new_memslots+0x420/0x420 [ 35.751577] ? check_noncircular+0x20/0x20 [ 35.752172] ? __handle_mm_fault+0x587/0x39c0 [ 35.753007] ? avc_has_extended_perms+0x7fa/0x12c0 [ 35.753983] ? avc_ss_reset+0x110/0x110 [ 35.754705] ? lock_downgrade+0x990/0x990 [ 35.755312] ? check_same_owner+0x320/0x320 [ 35.756041] ? __handle_mm_fault+0x39c0/0x39c0 [ 35.756911] ? vmacache_find+0x61/0x270 [ 35.757820] ? rcu_note_context_switch+0x710/0x710 [ 35.758916] ? install_new_memslots+0x420/0x420 [ 35.759751] do_vfs_ioctl+0x1b1/0x1530 [ 35.760119] ? _cond_resched+0x14/0x30 [ 35.760536] ? ioctl_preallocate+0x2b0/0x2b0 [ 35.763401] ? selinux_capable+0x40/0x40 [ 35.763819] ? putname+0xf3/0x130 [ 35.764470] ? security_file_ioctl+0x7d/0xb0 [ 35.764946] ? security_file_ioctl+0x89/0xb0 [ 35.765536] SyS_ioctl+0x8f/0xc0 [ 35.765895] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 35.766432] RIP: 0033:0x4353a9 [ 35.766719] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 35.767437] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 35.768055] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000030d [ 35.768759] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 35.769582] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 35.770364] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 35.771194] warn_alloc_show_mem: 4 callbacks suppressed [ 35.771821] Mem-Info: [ 35.773322] active_anon:2967 inactive_anon:42 isolated_anon:0 [ 35.773322] active_file:48 inactive_file:103 isolated_file:34 [ 35.773322] unevictable:0 dirty:0 writeback:0 unstable:0 [ 35.773322] slab_reclaimable:53593 slab_unreclaimable:329516 [ 35.773322] mapped:68 shmem:77 pagetables:300 bounce:0 [ 35.773322] free:18184 free_pcp:147 free_cma:0 [ 35.780055] Node 0 active_anon:6380kB inactive_anon:88kB active_file:180kB inactive_file:328kB unevictable:0kB isolated(anon):0kB isolated(file):76kB mapped:464kB dirty:0kB writeback:0kB shmem:184kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 35.785202] Node 1 active_anon:5488kB inactive_anon:80kB active_file:188kB inactive_file:352kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:296kB dirty:0kB writeback:0kB shmem:124kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 35.787532] Node 0 DMA free:4140kB min:640kB low:800kB high:960kB active_anon:52kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 35.790070] lowmem_reserve[]: 0 886 886 886 [ 35.791989] Node 0 DMA32 free:36080kB min:36536kB low:45668kB high:54800kB active_anon:6328kB inactive_anon:88kB active_file:180kB inactive_file:128kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1696kB pagetables:444kB bounce:0kB free_pcp:284kB local_pcp:228kB free_cma:0kB [ 35.794936] lowmem_reserve[]: 0 0 0 0 [ 35.795328] Node 1 DMA32 free:31528kB min:30404kB low:38004kB high:45604kB active_anon:5488kB inactive_anon:80kB active_file:188kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2208kB pagetables:756kB bounce:0kB free_pcp:712kB local_pcp:120kB free_cma:0kB [ 35.800586] lowmem_reserve[]: 0 0 0 0 [ 35.801359] Node 0 DMA: 13*4kB (UME) 3*8kB (M) 0*16kB 3*32kB (UME) 0*64kB 3*128kB (UME) 2*256kB (UM) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4140kB [ 35.809324] Node 0 DMA32: 82*4kB (UM) 188*8kB (ME) 180*16kB (UME) 158*32kB (UME) 61*64kB (UM) 11*128kB (ME) 4*256kB (ME) 1*512kB (E) 1*1024kB (M) 1*2048kB (M) 4*4096kB (M) = 36072kB [ 35.811177] Node 1 DMA32: 203*4kB (UMEH) 200*8kB (UMEH) 632*16kB (UMEH) 344*32kB (UMEH) 115*64kB (UMEH) 4*128kB (UMH) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 31404kB [ 35.812335] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 35.812816] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 35.813591] 416 total pagecache pages [ 35.813935] 0 pages in swap cache [ 35.814329] Swap cache stats: add 0, delete 0, find 0/0 [ 35.814807] Free swap = 0kB [ 35.815094] Total swap = 0kB [ 35.815549] 524186 pages RAM [ 35.815910] 0 pages HighMem/MovableOnly [ 35.816452] 103968 pages reserved executing program executing program executing program executing program executing program executing program executing program [ 35.868803] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 35.873414] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 35.873972] CPU: 2 PID: 3057 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 35.874596] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 35.875153] Call Trace: [ 35.875321] dump_stack+0x194/0x257 [ 35.875587] ? arch_local_irq_restore+0x53/0x53 [ 35.875933] ? flush_work+0x621/0x930 [ 35.876203] warn_alloc+0x1c2/0x2f0 [ 35.876453] ? zone_watermark_ok_safe+0x430/0x430 [ 35.876794] ? mutex_unlock+0xd/0x10 [ 35.877065] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 35.877425] ? warn_alloc+0x2f0/0x2f0 [ 35.877695] ? SyS_ioctl+0x8f/0xc0 [ 35.877942] ? warn_alloc+0x2f0/0x2f0 [ 35.878205] ? save_stack_trace+0x16/0x20 [ 35.878474] ? check_noncircular+0x20/0x20 [ 35.878783] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 35.879248] ? find_held_lock+0x39/0x1d0 [ 35.879684] ? lock_downgrade+0x990/0x990 [ 35.880128] ? check_same_owner+0x320/0x320 [ 35.880571] ? rcu_note_context_switch+0x710/0x710 [ 35.881002] ? check_noncircular+0x20/0x20 [ 35.881348] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 35.881889] ? __might_sleep+0x95/0x190 [ 35.882220] __alloc_pages_nodemask+0x9f7/0xd80 [ 35.882593] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 35.883000] ? __alloc_pages_nodemask+0xae5/0xd80 [ 35.883395] ? find_held_lock+0x39/0x1d0 [ 35.883689] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 35.884057] ? cache_grow_begin+0x31b/0x400 [ 35.884364] cache_grow_begin+0x86/0x400 [ 35.884657] fallback_alloc+0x150/0x2b0 [ 35.884943] ____cache_alloc_node+0x1cf/0x1e0 [ 35.885261] kmem_cache_alloc_trace+0x27d/0x750 [ 35.885589] ? lock_downgrade+0x990/0x990 [ 35.885890] kvm_dev_ioctl+0x216/0x1840 [ 35.886173] ? lock_release+0xd70/0xd70 [ 35.886747] ? install_new_memslots+0x420/0x420 [ 35.887102] ? avc_has_extended_perms+0x7fa/0x12c0 [ 35.887445] ? unwind_get_return_address+0x61/0xa0 [ 35.887807] ? avc_ss_reset+0x110/0x110 [ 35.888091] ? putname+0xee/0x130 [ 35.888337] ? save_stack+0xa3/0xd0 [ 35.888600] ? save_stack_trace+0x16/0x20 [ 35.889101] ? save_stack+0x43/0xd0 [ 35.889586] ? kasan_slab_free+0x71/0xc0 [ 35.890120] ? kmem_cache_free+0x77/0x280 [ 35.890795] ? putname+0xee/0x130 [ 35.891405] ? do_sys_open+0x31b/0x6d0 [ 35.891962] ? __lock_is_held+0xbc/0x140 [ 35.892369] ? check_same_owner+0x320/0x320 [ 35.892803] ? rcu_note_context_switch+0x710/0x710 [ 35.893255] ? install_new_memslots+0x420/0x420 [ 35.893708] do_vfs_ioctl+0x1b1/0x1530 [ 35.894062] ? _cond_resched+0x14/0x30 [ 35.894417] ? ioctl_preallocate+0x2b0/0x2b0 [ 35.894868] ? selinux_capable+0x40/0x40 [ 35.895263] ? putname+0xf3/0x130 [ 35.895634] ? security_file_ioctl+0x7d/0xb0 [ 35.896041] ? security_file_ioctl+0x89/0xb0 [ 35.896449] SyS_ioctl+0x8f/0xc0 [ 35.896787] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 35.897223] RIP: 0033:0x4353a9 [ 35.897555] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 35.899109] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 35.900448] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000029e [ 35.901743] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 35.902776] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 35.903774] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 35.936715] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 35.938268] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 35.939104] CPU: 0 PID: 3055 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 35.939917] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 35.940955] Call Trace: [ 35.941313] dump_stack+0x194/0x257 [ 35.941806] ? arch_local_irq_restore+0x53/0x53 [ 35.942443] ? flush_work+0x621/0x930 [ 35.942971] warn_alloc+0x1c2/0x2f0 [ 35.943468] ? zone_watermark_ok_safe+0x430/0x430 [ 35.944217] ? mutex_unlock+0xd/0x10 [ 35.944878] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 35.945795] ? warn_alloc+0x2f0/0x2f0 [ 35.946515] ? SyS_ioctl+0x8f/0xc0 [ 35.947154] ? warn_alloc+0x2f0/0x2f0 [ 35.947709] ? save_stack_trace+0x16/0x20 [ 35.948155] ? check_noncircular+0x20/0x20 [ 35.948646] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 35.949116] ? find_held_lock+0x39/0x1d0 [ 35.949525] ? lock_downgrade+0x990/0x990 [ 35.949975] ? check_same_owner+0x320/0x320 [ 35.951287] ? rcu_note_context_switch+0x710/0x710 [ 35.951786] ? check_noncircular+0x20/0x20 [ 35.952214] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 35.952999] ? __might_sleep+0x95/0x190 [ 35.953422] __alloc_pages_nodemask+0x9f7/0xd80 [ 35.953897] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 35.954394] ? __alloc_pages_nodemask+0xae5/0xd80 [ 35.954880] ? find_held_lock+0x39/0x1d0 [ 35.955288] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 35.955819] ? cache_grow_begin+0x31b/0x400 [ 35.956401] cache_grow_begin+0x86/0x400 [ 35.956824] fallback_alloc+0x150/0x2b0 [ 35.957237] ____cache_alloc_node+0x1cf/0x1e0 [ 35.957695] kmem_cache_alloc_trace+0x27d/0x750 [ 35.958185] ? lock_downgrade+0x990/0x990 [ 35.958612] kvm_dev_ioctl+0x216/0x1840 [ 35.959025] ? lock_release+0xd70/0xd70 [ 35.959426] ? install_new_memslots+0x420/0x420 [ 35.959918] ? avc_has_extended_perms+0x7fa/0x12c0 [ 35.960615] ? unwind_get_return_address+0x61/0xa0 [ 35.961184] ? avc_ss_reset+0x110/0x110 [ 35.961584] ? putname+0xee/0x130 [ 35.961934] ? save_stack+0xa3/0xd0 [ 35.962306] ? save_stack_trace+0x16/0x20 [ 35.962715] ? save_stack+0x43/0xd0 [ 35.963080] ? kasan_slab_free+0x71/0xc0 [ 35.963477] ? kmem_cache_free+0x77/0x280 [ 35.963903] ? putname+0xee/0x130 [ 35.964411] ? do_sys_open+0x31b/0x6d0 [ 35.964816] ? __lock_is_held+0xbc/0x140 [ 35.965244] ? check_same_owner+0x320/0x320 [ 35.965680] ? rcu_note_context_switch+0x710/0x710 [ 35.967134] ? install_new_memslots+0x420/0x420 [ 35.967614] do_vfs_ioctl+0x1b1/0x1530 [ 35.968019] ? _cond_resched+0x14/0x30 [ 35.968551] ? ioctl_preallocate+0x2b0/0x2b0 [ 35.968977] ? selinux_capable+0x40/0x40 [ 35.969371] ? putname+0xf3/0x130 [ 35.969730] ? security_file_ioctl+0x7d/0xb0 [ 35.970183] ? security_file_ioctl+0x89/0xb0 [ 35.970611] SyS_ioctl+0x8f/0xc0 [ 35.970934] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 35.971410] RIP: 0033:0x4353a9 [ 35.971727] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 35.974012] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 35.974733] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000030e [ 35.975606] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 35.976249] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 35.976867] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 executing program [ 36.065370] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 36.066866] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 36.067553] CPU: 3 PID: 3051 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 36.068290] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 36.069031] Call Trace: [ 36.069275] dump_stack+0x194/0x257 [ 36.069675] ? arch_local_irq_restore+0x53/0x53 [ 36.070097] ? flush_work+0x621/0x930 [ 36.070449] warn_alloc+0x1c2/0x2f0 [ 36.070781] ? zone_watermark_ok_safe+0x430/0x430 [ 36.071249] ? mutex_unlock+0xd/0x10 [ 36.071701] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 36.072167] ? warn_alloc+0x2f0/0x2f0 [ 36.072512] ? SyS_ioctl+0x8f/0xc0 [ 36.072861] ? warn_alloc+0x2f0/0x2f0 [ 36.073205] ? save_stack_trace+0x16/0x20 [ 36.073664] ? check_noncircular+0x20/0x20 [ 36.074052] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 36.074524] ? find_held_lock+0x39/0x1d0 [ 36.074900] ? lock_downgrade+0x990/0x990 [ 36.075303] ? check_same_owner+0x320/0x320 [ 36.075695] ? rcu_note_context_switch+0x710/0x710 [ 36.076134] ? check_noncircular+0x20/0x20 [ 36.076513] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 36.077103] ? __might_sleep+0x95/0x190 [ 36.077464] __alloc_pages_nodemask+0x9f7/0xd80 [ 36.077888] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 36.078335] ? __alloc_pages_nodemask+0xae5/0xd80 [ 36.083304] ? find_held_lock+0x39/0x1d0 [ 36.083675] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 36.084143] ? cache_grow_begin+0x31b/0x400 [ 36.085726] cache_grow_begin+0x86/0x400 [ 36.086101] fallback_alloc+0x150/0x2b0 [ 36.088066] ____cache_alloc_node+0x1cf/0x1e0 [ 36.088962] kmem_cache_alloc_trace+0x27d/0x750 [ 36.089805] ? lock_downgrade+0x990/0x990 [ 36.090239] kvm_dev_ioctl+0x216/0x1840 [ 36.090659] ? lock_release+0xd70/0xd70 [ 36.091093] ? install_new_memslots+0x420/0x420 [ 36.091608] ? avc_has_extended_perms+0x7fa/0x12c0 [ 36.092127] ? unwind_get_return_address+0x61/0xa0 [ 36.092651] ? avc_ss_reset+0x110/0x110 [ 36.093073] ? putname+0xee/0x130 [ 36.093446] ? save_stack+0xa3/0xd0 [ 36.093761] ? save_stack_trace+0x16/0x20 [ 36.094116] ? save_stack+0x43/0xd0 [ 36.094432] ? kasan_slab_free+0x71/0xc0 [ 36.094781] ? kmem_cache_free+0x77/0x280 [ 36.095156] ? putname+0xee/0x130 [ 36.095463] ? do_sys_open+0x31b/0x6d0 [ 36.095809] ? __lock_is_held+0xbc/0x140 [ 36.096188] ? check_same_owner+0x320/0x320 [ 36.096573] ? rcu_note_context_switch+0x710/0x710 [ 36.097011] ? install_new_memslots+0x420/0x420 [ 36.097429] do_vfs_ioctl+0x1b1/0x1530 [ 36.097771] ? _cond_resched+0x14/0x30 [ 36.098125] ? ioctl_preallocate+0x2b0/0x2b0 [ 36.098524] ? selinux_capable+0x40/0x40 [ 36.098869] ? putname+0xf3/0x130 [ 36.100343] ? security_file_ioctl+0x7d/0xb0 [ 36.100818] ? security_file_ioctl+0x89/0xb0 [ 36.101267] SyS_ioctl+0x8f/0xc0 [ 36.101559] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 36.101980] RIP: 0033:0x4353a9 [ 36.102291] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 36.103212] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 36.103778] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000306 [ 36.104316] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 36.104818] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 36.105352] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 38.451397] warn_alloc: 12 callbacks suppressed [ 38.451792] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 38.452867] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 38.453355] CPU: 3 PID: 3055 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 38.454090] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 38.454796] Call Trace: [ 38.455045] dump_stack+0x194/0x257 [ 38.455368] ? arch_local_irq_restore+0x53/0x53 [ 38.455677] ? flush_work+0x621/0x930 [ 38.456015] warn_alloc+0x1c2/0x2f0 [ 38.456260] ? zone_watermark_ok_safe+0x430/0x430 [ 38.456682] ? mutex_unlock+0xd/0x10 [ 38.457025] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 38.457463] ? warn_alloc+0x2f0/0x2f0 [ 38.457797] ? SyS_ioctl+0x8f/0xc0 [ 38.458112] ? warn_alloc+0x2f0/0x2f0 [ 38.458448] ? save_stack_trace+0x16/0x20 [ 38.458769] ? check_noncircular+0x20/0x20 [ 38.459149] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 38.459509] ? find_held_lock+0x39/0x1d0 [ 38.459875] ? lock_downgrade+0x990/0x990 [ 38.460251] ? check_same_owner+0x320/0x320 [ 38.460630] ? rcu_note_context_switch+0x710/0x710 [ 38.461077] ? check_noncircular+0x20/0x20 [ 38.461435] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 38.462005] ? __might_sleep+0x95/0x190 [ 38.462369] __alloc_pages_nodemask+0x9f7/0xd80 [ 38.462747] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 38.463203] ? __alloc_pages_nodemask+0xae5/0xd80 [ 38.463540] ? find_held_lock+0x39/0x1d0 [ 38.463910] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 38.464379] ? cache_grow_begin+0x31b/0x400 [ 38.464693] cache_grow_begin+0x86/0x400 [ 38.465065] fallback_alloc+0x150/0x2b0 [ 38.465432] ____cache_alloc_node+0x1cf/0x1e0 [ 38.465766] kmem_cache_alloc_trace+0x27d/0x750 [ 38.466093] ? lock_downgrade+0x990/0x990 [ 38.466472] kvm_dev_ioctl+0x216/0x1840 [ 38.466828] ? lock_release+0xd70/0xd70 [ 38.467175] ? install_new_memslots+0x420/0x420 [ 38.467599] ? avc_has_extended_perms+0x7fa/0x12c0 [ 38.468370] ? unwind_get_return_address+0x61/0xa0 [ 38.468807] ? avc_ss_reset+0x110/0x110 [ 38.469157] ? putname+0xee/0x130 [ 38.469459] ? save_stack+0xa3/0xd0 [ 38.469710] ? save_stack_trace+0x16/0x20 [ 38.470071] ? save_stack+0x43/0xd0 [ 38.470321] ? kasan_slab_free+0x71/0xc0 [ 38.470672] ? kmem_cache_free+0x77/0x280 [ 38.470953] ? putname+0xee/0x130 [ 38.471270] ? do_sys_open+0x31b/0x6d0 [ 38.471538] ? __lock_is_held+0xbc/0x140 [ 38.471907] ? check_same_owner+0x320/0x320 [ 38.472289] ? rcu_note_context_switch+0x710/0x710 [ 38.472719] ? install_new_memslots+0x420/0x420 [ 38.473122] do_vfs_ioctl+0x1b1/0x1530 [ 38.473461] ? _cond_resched+0x14/0x30 [ 38.473804] ? ioctl_preallocate+0x2b0/0x2b0 [ 38.480538] ? selinux_capable+0x40/0x40 [ 38.480898] ? putname+0xf3/0x130 [ 38.481258] ? security_file_ioctl+0x7d/0xb0 [ 38.482914] ? security_file_ioctl+0x89/0xb0 [ 38.483399] SyS_ioctl+0x8f/0xc0 [ 38.483744] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 38.488519] RIP: 0033:0x4353a9 [ 38.489280] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 38.490508] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 38.491572] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000313 [ 38.494907] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 38.494927] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 38.501885] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 38.502736] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 38.503618] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 38.504492] CPU: 0 PID: 3053 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 38.504545] warn_alloc_show_mem: 3 callbacks suppressed [ 38.504548] Mem-Info: [ 38.504559] active_anon:2968 inactive_anon:42 isolated_anon:0 [ 38.504559] active_file:39 inactive_file:64 isolated_file:0 [ 38.504559] unevictable:0 dirty:0 writeback:0 unstable:0 [ 38.504559] slab_reclaimable:53730 slab_unreclaimable:329459 [ 38.504559] mapped:10 shmem:78 pagetables:300 bounce:0 [ 38.504559] free:18049 free_pcp:153 free_cma:0 [ 38.504568] Node 0 active_anon:6380kB inactive_anon:88kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:180kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 38.504576] Node 1 active_anon:5492kB inactive_anon:80kB active_file:108kB inactive_file:208kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:36kB dirty:0kB writeback:0kB shmem:132kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 38.504579] Node 0 DMA free:4140kB min:640kB low:800kB high:960kB active_anon:52kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 38.504591] lowmem_reserve[]: 0 886 886 886 [ 38.504609] Node 0 DMA32 free:36244kB min:36536kB low:45668kB high:54800kB active_anon:6328kB inactive_anon:88kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1696kB pagetables:452kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 38.504624] lowmem_reserve[]: 0 0 0 0 [ 38.504643] Node 1 DMA32 free:31812kB min:30404kB low:38004kB high:45604kB active_anon:5492kB inactive_anon:80kB active_file:108kB inactive_file:332kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2208kB pagetables:748kB bounce:0kB free_pcp:512kB local_pcp:0kB free_cma:0kB [ 38.504658] lowmem_reserve[]: 0 0 0 0 [ 38.504677] Node 0 DMA: 13*4kB (UME) 3*8kB (M) 0*16kB 3*32kB (UME) 0*64kB 3*128kB (UME) 2*256kB (UM) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4140kB [ 38.504749] Node 0 DMA32: 254*4kB (UM) 301*8kB (UM) 220*16kB (UME) 167*32kB (UME) 66*64kB (UME) 11*128kB (UM) 4*256kB (ME) 2*512kB (UE) 2*1024kB (UM) 1*2048kB (M) 3*4096kB (M) = 36352kB [ 38.504818] Node 1 DMA32: 146*4kB (UEH) 338*8kB (UMEH) 645*16kB (UMEH) 342*32kB (UMEH) 111*64kB (UMEH) 2*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 31912kB [ 38.504891] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 38.504896] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 38.504900] 194 total pagecache pages [ 38.504907] 0 pages in swap cache [ 38.504911] Swap cache stats: add 0, delete 0, find 0/0 [ 38.504914] Free swap = 0kB [ 38.504916] Total swap = 0kB [ 38.504919] 524186 pages RAM [ 38.504922] 0 pages HighMem/MovableOnly [ 38.504925] 103968 pages reserved [ 38.508226] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 38.508246] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 38.508744] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 38.508760] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 38.536582] udevd invoked oom-killer: gfp_mask=0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null), order=1, oom_score_adj=-1000 [ 38.536597] udevd cpuset=/ mems_allowed=0-1 [ 38.565111] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 38.565906] Call Trace: [ 38.566174] dump_stack+0x194/0x257 [ 38.566520] ? arch_local_irq_restore+0x53/0x53 [ 38.567003] warn_alloc+0x1c2/0x2f0 [ 38.567368] ? zone_watermark_ok_safe+0x430/0x430 [ 38.567846] ? mutex_unlock+0xd/0x10 [ 38.568240] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 38.568768] ? warn_alloc+0x2f0/0x2f0 [ 38.569143] ? SyS_ioctl+0x8f/0xc0 [ 38.569485] ? warn_alloc+0x2f0/0x2f0 [ 38.569851] ? save_stack_trace+0x16/0x20 [ 38.570269] ? check_noncircular+0x20/0x20 [ 38.570684] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 38.571210] ? find_held_lock+0x39/0x1d0 [ 38.580059] ? lock_downgrade+0x990/0x990 [ 38.580934] ? check_same_owner+0x320/0x320 [ 38.581805] ? rcu_note_context_switch+0x710/0x710 [ 38.582790] ? check_noncircular+0x20/0x20 [ 38.583615] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 38.584969] ? __might_sleep+0x95/0x190 [ 38.585760] __alloc_pages_nodemask+0x9f7/0xd80 [ 38.586410] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 38.587047] ? __alloc_pages_nodemask+0xae5/0xd80 [ 38.587649] ? find_held_lock+0x39/0x1d0 [ 38.588236] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 38.588991] ? cache_grow_begin+0x31b/0x400 [ 38.589493] cache_grow_begin+0x86/0x400 [ 38.590020] fallback_alloc+0x150/0x2b0 [ 38.590501] ____cache_alloc_node+0x1cf/0x1e0 [ 38.591110] kmem_cache_alloc_trace+0x27d/0x750 [ 38.591670] ? lock_downgrade+0x990/0x990 [ 38.592241] kvm_dev_ioctl+0x216/0x1840 [ 38.592648] ? lock_release+0xd70/0xd70 [ 38.593122] ? install_new_memslots+0x420/0x420 [ 38.593625] ? avc_has_extended_perms+0x7fa/0x12c0 [ 38.594187] ? unwind_get_return_address+0x61/0xa0 [ 38.594718] ? avc_ss_reset+0x110/0x110 [ 38.595196] ? putname+0xee/0x130 [ 38.596389] ? save_stack+0xa3/0xd0 [ 38.596773] ? save_stack_trace+0x16/0x20 [ 38.597235] ? save_stack+0x43/0xd0 [ 38.597702] ? kasan_slab_free+0x71/0xc0 [ 38.598156] ? kmem_cache_free+0x77/0x280 [ 38.598584] ? putname+0xee/0x130 [ 38.598990] ? do_sys_open+0x31b/0x6d0 [ 38.600887] ? __lock_is_held+0xbc/0x140 [ 38.601422] ? check_same_owner+0x320/0x320 [ 38.601900] ? rcu_note_context_switch+0x710/0x710 [ 38.602409] ? install_new_memslots+0x420/0x420 [ 38.603049] do_vfs_ioctl+0x1b1/0x1530 [ 38.603442] ? _cond_resched+0x14/0x30 [ 38.603896] ? ioctl_preallocate+0x2b0/0x2b0 [ 38.604343] ? selinux_capable+0x40/0x40 [ 38.604799] ? putname+0xf3/0x130 [ 38.605174] ? security_file_ioctl+0x7d/0xb0 [ 38.605617] ? security_file_ioctl+0x89/0xb0 [ 38.606093] SyS_ioctl+0x8f/0xc0 [ 38.606448] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 38.607071] RIP: 0033:0x4353a9 [ 38.607394] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 38.608288] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 38.609449] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000316 [ 38.610429] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 38.611571] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 38.612529] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 38.613436] CPU: 1 PID: 3058 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 38.614269] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 38.615049] Call Trace: [ 38.615308] dump_stack+0x194/0x257 [ 38.615670] ? arch_local_irq_restore+0x53/0x53 [ 38.615714] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 38.615731] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 38.618701] ? isolate_lru_page+0x11d0/0x11d0 [ 38.619084] warn_alloc+0x1c2/0x2f0 [ 38.619375] ? zone_watermark_ok_safe+0x430/0x430 [ 38.619840] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 38.620350] ? warn_alloc+0x2f0/0x2f0 [ 38.620699] ? SyS_ioctl+0x8f/0xc0 [ 38.621042] ? warn_alloc+0x2f0/0x2f0 [ 38.621404] ? save_stack_trace+0x16/0x20 [ 38.621799] ? check_noncircular+0x20/0x20 [ 38.622214] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 38.622710] ? find_held_lock+0x39/0x1d0 [ 38.623115] ? lock_downgrade+0x990/0x990 [ 38.623532] ? check_same_owner+0x320/0x320 [ 38.623926] ? rcu_note_context_switch+0x710/0x710 [ 38.624377] ? check_noncircular+0x20/0x20 [ 38.624760] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 38.625379] ? __might_sleep+0x95/0x190 [ 38.625739] __alloc_pages_nodemask+0x9f7/0xd80 [ 38.626193] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 38.626663] ? __alloc_pages_nodemask+0xae5/0xd80 [ 38.627110] ? find_held_lock+0x39/0x1d0 [ 38.627437] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 38.627859] ? cache_grow_begin+0x31b/0x400 [ 38.628217] cache_grow_begin+0x86/0x400 [ 38.628590] fallback_alloc+0x150/0x2b0 [ 38.629120] ____cache_alloc_node+0x1cf/0x1e0 [ 38.629533] kmem_cache_alloc_trace+0x27d/0x750 [ 38.629968] ? lock_downgrade+0x990/0x990 [ 38.630376] kvm_dev_ioctl+0x216/0x1840 [ 38.630758] ? lock_release+0xd70/0xd70 [ 38.631145] ? install_new_memslots+0x420/0x420 [ 38.631600] ? avc_has_extended_perms+0x7fa/0x12c0 [ 38.632084] ? unwind_get_return_address+0x61/0xa0 [ 38.632568] ? avc_ss_reset+0x110/0x110 [ 38.632957] ? putname+0xee/0x130 [ 38.633299] ? save_stack+0xa3/0xd0 [ 38.633651] ? save_stack_trace+0x16/0x20 [ 38.634055] ? save_stack+0x43/0xd0 [ 38.634401] ? kasan_slab_free+0x71/0xc0 [ 38.634783] ? kmem_cache_free+0x77/0x280 [ 38.635191] ? putname+0xee/0x130 [ 38.635539] ? do_sys_open+0x31b/0x6d0 [ 38.635924] ? __lock_is_held+0xbc/0x140 [ 38.636342] ? check_same_owner+0x320/0x320 [ 38.636763] ? rcu_note_context_switch+0x710/0x710 [ 38.637249] ? install_new_memslots+0x420/0x420 [ 38.637692] do_vfs_ioctl+0x1b1/0x1530 [ 38.639060] ? _cond_resched+0x14/0x30 [ 38.639437] ? ioctl_preallocate+0x2b0/0x2b0 [ 38.639868] ? selinux_capable+0x40/0x40 [ 38.640267] ? putname+0xf3/0x130 [ 38.640622] ? security_file_ioctl+0x7d/0xb0 [ 38.641018] ? security_file_ioctl+0x89/0xb0 [ 38.641716] SyS_ioctl+0x8f/0xc0 [ 38.642053] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 38.642487] RIP: 0033:0x4353a9 [ 38.642779] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 38.643393] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 38.643957] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000306 [ 38.644595] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 38.645631] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 38.646288] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 38.647382] CPU: 2 PID: 3052 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 38.648078] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 38.648096] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 38.651274] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 38.652506] Call Trace: [ 38.652907] dump_stack+0x194/0x257 [ 38.653471] ? arch_local_irq_restore+0x53/0x53 [ 38.654186] ? isolate_lru_page+0x11d0/0x11d0 [ 38.654878] warn_alloc+0x1c2/0x2f0 [ 38.655437] ? zone_watermark_ok_safe+0x430/0x430 [ 38.656185] ? rcu_note_context_switch+0x710/0x710 [ 38.656952] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 38.657715] ? warn_alloc+0x2f0/0x2f0 [ 38.658276] ? SyS_ioctl+0x8f/0xc0 [ 38.658802] ? warn_alloc+0x2f0/0x2f0 [ 38.659372] ? save_stack_trace+0x16/0x20 [ 38.660287] ? check_noncircular+0x20/0x20 [ 38.660915] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 38.661696] ? find_held_lock+0x39/0x1d0 [ 38.662306] ? lock_downgrade+0x990/0x990 [ 38.662943] ? check_same_owner+0x320/0x320 [ 38.663602] ? rcu_note_context_switch+0x710/0x710 [ 38.664331] ? check_noncircular+0x20/0x20 [ 38.664951] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 38.665929] ? __might_sleep+0x95/0x190 [ 38.666520] __alloc_pages_nodemask+0x9f7/0xd80 [ 38.667210] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 38.667943] ? __alloc_pages_nodemask+0xae5/0xd80 [ 38.668659] ? find_held_lock+0x39/0x1d0 [ 38.669263] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 38.670023] ? cache_grow_begin+0x31b/0x400 [ 38.670670] cache_grow_begin+0x86/0x400 [ 38.671281] fallback_alloc+0x150/0x2b0 [ 38.671877] ____cache_alloc_node+0x1cf/0x1e0 [ 38.672547] kmem_cache_alloc_trace+0x27d/0x750 [ 38.673240] ? lock_downgrade+0x990/0x990 [ 38.673867] kvm_dev_ioctl+0x216/0x1840 [ 38.674460] ? lock_release+0xd70/0xd70 [ 38.675059] ? install_new_memslots+0x420/0x420 [ 38.675762] ? avc_has_extended_perms+0x7fa/0x12c0 [ 38.676490] ? unwind_get_return_address+0x61/0xa0 [ 38.677227] ? avc_ss_reset+0x110/0x110 [ 38.677820] ? putname+0xee/0x130 [ 38.678338] ? save_stack+0xa3/0xd0 [ 38.678874] ? save_stack_trace+0x16/0x20 [ 38.679521] ? save_stack+0x43/0xd0 [ 38.680053] ? kasan_slab_free+0x71/0xc0 [ 38.680645] ? kmem_cache_free+0x77/0x280 [ 38.681255] ? putname+0xee/0x130 [ 38.682069] ? do_sys_open+0x31b/0x6d0 [ 38.682640] ? __lock_is_held+0xbc/0x140 [ 38.683278] ? check_same_owner+0x320/0x320 [ 38.683921] ? rcu_note_context_switch+0x710/0x710 [ 38.684658] ? install_new_memslots+0x420/0x420 [ 38.685343] do_vfs_ioctl+0x1b1/0x1530 [ 38.685909] ? _cond_resched+0x14/0x30 [ 38.686488] ? ioctl_preallocate+0x2b0/0x2b0 [ 38.687156] ? selinux_capable+0x40/0x40 [ 38.687757] ? putname+0xf3/0x130 [ 38.688292] ? security_file_ioctl+0x7d/0xb0 [ 38.688945] ? security_file_ioctl+0x89/0xb0 [ 38.689607] SyS_ioctl+0x8f/0xc0 [ 38.690120] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 38.690821] RIP: 0033:0x4353a9 [ 38.691303] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 38.692432] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 38.693487] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002c2 [ 38.694539] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 38.695583] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 38.696635] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 38.697888] CPU: 1 PID: 3056 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 38.698474] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 38.698493] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 38.701141] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 38.701924] Call Trace: [ 38.702318] dump_stack+0x194/0x257 [ 38.702685] ? arch_local_irq_restore+0x53/0x53 [ 38.703966] ? isolate_lru_page+0x11d0/0x11d0 [ 38.704418] warn_alloc+0x1c2/0x2f0 [ 38.704962] ? zone_watermark_ok_safe+0x430/0x430 [ 38.705465] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 38.706240] ? warn_alloc+0x2f0/0x2f0 [ 38.706615] ? SyS_ioctl+0x8f/0xc0 [ 38.707187] ? warn_alloc+0x2f0/0x2f0 [ 38.707574] ? save_stack_trace+0x16/0x20 [ 38.708225] ? check_noncircular+0x20/0x20 [ 38.708664] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 38.709476] ? find_held_lock+0x39/0x1d0 [ 38.709898] ? lock_downgrade+0x990/0x990 [ 38.710556] ? check_same_owner+0x320/0x320 [ 38.710997] ? rcu_note_context_switch+0x710/0x710 [ 38.711740] ? check_noncircular+0x20/0x20 [ 38.712171] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 38.713183] ? __might_sleep+0x95/0x190 [ 38.713578] __alloc_pages_nodemask+0x9f7/0xd80 [ 38.714279] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 38.714766] ? __alloc_pages_nodemask+0xae5/0xd80 [ 38.715488] ? find_held_lock+0x39/0x1d0 [ 38.715890] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 38.716659] ? cache_grow_begin+0x31b/0x400 [ 38.717093] cache_grow_begin+0x86/0x400 [ 38.717702] fallback_alloc+0x150/0x2b0 [ 38.718105] ____cache_alloc_node+0x1cf/0x1e0 [ 38.718777] kmem_cache_alloc_trace+0x27d/0x750 [ 38.719242] ? lock_downgrade+0x990/0x990 [ 38.719869] kvm_dev_ioctl+0x216/0x1840 [ 38.720270] ? lock_release+0xd70/0xd70 [ 38.720866] ? install_new_memslots+0x420/0x420 [ 38.721344] ? avc_has_extended_perms+0x7fa/0x12c0 [ 38.722081] ? unwind_get_return_address+0x61/0xa0 [ 38.722572] ? avc_ss_reset+0x110/0x110 [ 38.723173] ? putname+0xee/0x130 [ 38.723818] ? save_stack+0xa3/0xd0 [ 38.724159] ? save_stack_trace+0x16/0x20 [ 38.724547] ? save_stack+0x43/0xd0 [ 38.724911] ? kasan_slab_free+0x71/0xc0 [ 38.725294] ? kmem_cache_free+0x77/0x280 [ 38.725720] ? putname+0xee/0x130 [ 38.726129] ? do_sys_open+0x31b/0x6d0 [ 38.726714] ? __lock_is_held+0xbc/0x140 [ 38.727360] ? check_same_owner+0x320/0x320 [ 38.728005] ? rcu_note_context_switch+0x710/0x710 [ 38.728746] ? install_new_memslots+0x420/0x420 [ 38.729444] do_vfs_ioctl+0x1b1/0x1530 [ 38.730017] ? _cond_resched+0x14/0x30 [ 38.730602] ? ioctl_preallocate+0x2b0/0x2b0 [ 38.731271] ? selinux_capable+0x40/0x40 [ 38.731821] ? putname+0xf3/0x130 [ 38.732360] ? security_file_ioctl+0x7d/0xb0 [ 38.733010] ? security_file_ioctl+0x89/0xb0 [ 38.733672] SyS_ioctl+0x8f/0xc0 [ 38.734187] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 38.734889] RIP: 0033:0x4353a9 [ 38.735370] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000217 ORIG_RAX: 0000000000000010 [ 38.736537] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 38.737248] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000310 [ 38.738310] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 38.739403] R10: 0000000000000000 R11: 0000000000000217 R12: 0000000000000000 [ 38.740492] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 38.741601] CPU: 0 PID: 3057 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 38.742463] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 38.743232] Call Trace: [ 38.743434] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 38.743452] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 38.745613] dump_stack+0x194/0x257 [ 38.745970] ? arch_local_irq_restore+0x53/0x53 [ 38.746384] ? isolate_lru_page+0x11d0/0x11d0 [ 38.746849] warn_alloc+0x1c2/0x2f0 [ 38.747457] ? zone_watermark_ok_safe+0x430/0x430 [ 38.747970] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 38.748527] ? warn_alloc+0x2f0/0x2f0 [ 38.748916] ? SyS_ioctl+0x8f/0xc0 [ 38.749284] ? warn_alloc+0x2f0/0x2f0 [ 38.749679] ? save_stack_trace+0x16/0x20 [ 38.750125] ? check_noncircular+0x20/0x20 [ 38.750586] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 38.751224] ? find_held_lock+0x39/0x1d0 [ 38.751697] ? lock_downgrade+0x990/0x990 [ 38.752471] ? check_same_owner+0x320/0x320 [ 38.753185] ? rcu_note_context_switch+0x710/0x710 [ 38.753814] ? check_noncircular+0x20/0x20 [ 38.754356] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 38.755122] ? __might_sleep+0x95/0x190 [ 38.755519] __alloc_pages_nodemask+0x9f7/0xd80 [ 38.755883] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 38.756221] ? __alloc_pages_nodemask+0xae5/0xd80 [ 38.756558] ? find_held_lock+0x39/0x1d0 [ 38.756919] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 38.757313] ? cache_grow_begin+0x31b/0x400 [ 38.757618] cache_grow_begin+0x86/0x400 [ 38.758054] fallback_alloc+0x150/0x2b0 [ 38.758346] ____cache_alloc_node+0x1cf/0x1e0 [ 38.758792] kmem_cache_alloc_trace+0x27d/0x750 [ 38.759217] ? lock_downgrade+0x990/0x990 [ 38.759818] kvm_dev_ioctl+0x216/0x1840 [ 38.760090] ? lock_release+0xd70/0xd70 [ 38.760451] ? install_new_memslots+0x420/0x420 [ 38.760830] ? avc_has_extended_perms+0x7fa/0x12c0 [ 38.761274] ? unwind_get_return_address+0x61/0xa0 [ 38.761626] ? avc_ss_reset+0x110/0x110 [ 38.762025] ? putname+0xee/0x130 [ 38.762267] ? save_stack+0xa3/0xd0 [ 38.762838] ? save_stack_trace+0x16/0x20 [ 38.763289] ? save_stack+0x43/0xd0 [ 38.763677] ? kasan_slab_free+0x71/0xc0 [ 38.764122] ? kmem_cache_free+0x77/0x280 [ 38.764584] ? putname+0xee/0x130 [ 38.765121] ? do_sys_open+0x31b/0x6d0 [ 38.765870] ? __lock_is_held+0xbc/0x140 [ 38.767039] ? check_same_owner+0x320/0x320 [ 38.767779] ? rcu_note_context_switch+0x710/0x710 [ 38.768604] ? install_new_memslots+0x420/0x420 [ 38.769103] do_vfs_ioctl+0x1b1/0x1530 [ 38.769450] ? _cond_resched+0x14/0x30 [ 38.769966] ? ioctl_preallocate+0x2b0/0x2b0 [ 38.770740] ? selinux_capable+0x40/0x40 [ 38.771458] ? putname+0xf3/0x130 [ 38.772103] ? security_file_ioctl+0x7d/0xb0 [ 38.772874] ? security_file_ioctl+0x89/0xb0 [ 38.773440] SyS_ioctl+0x8f/0xc0 [ 38.773790] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 38.774210] RIP: 0033:0x4353a9 [ 38.774492] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 38.775248] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 38.775924] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002a1 [ 38.776563] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 38.777218] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 38.777867] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 38.778642] CPU: 1 PID: 3051 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 38.779473] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 38.780248] Call Trace: [ 38.780538] dump_stack+0x194/0x257 [ 38.781038] ? arch_local_irq_restore+0x53/0x53 [ 38.781598] ? flush_work+0x621/0x930 [ 38.781959] warn_alloc+0x1c2/0x2f0 [ 38.782400] ? zone_watermark_ok_safe+0x430/0x430 [ 38.783133] ? mutex_unlock+0xd/0x10 [ 38.783716] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 38.784508] ? warn_alloc+0x2f0/0x2f0 [ 38.785091] ? SyS_ioctl+0x8f/0xc0 [ 38.785621] ? warn_alloc+0x2f0/0x2f0 [ 38.786202] ? save_stack_trace+0x16/0x20 [ 38.786836] ? check_noncircular+0x20/0x20 [ 38.788349] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 38.789147] ? find_held_lock+0x39/0x1d0 [ 38.789722] ? lock_downgrade+0x990/0x990 [ 38.790377] ? check_same_owner+0x320/0x320 [ 38.790986] ? rcu_note_context_switch+0x710/0x710 [ 38.791693] ? check_noncircular+0x20/0x20 [ 38.792238] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 38.793240] ? __might_sleep+0x95/0x190 [ 38.793846] __alloc_pages_nodemask+0x9f7/0xd80 [ 38.794570] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 38.795118] ? __alloc_pages_nodemask+0xae5/0xd80 [ 38.795587] ? find_held_lock+0x39/0x1d0 [ 38.795981] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 38.796757] ? cache_grow_begin+0x31b/0x400 [ 38.797373] cache_grow_begin+0x86/0x400 [ 38.797981] fallback_alloc+0x150/0x2b0 [ 38.798584] ____cache_alloc_node+0x1cf/0x1e0 [ 38.799086] kmem_cache_alloc_trace+0x27d/0x750 [ 38.799580] ? lock_downgrade+0x990/0x990 [ 38.800077] kvm_dev_ioctl+0x216/0x1840 [ 38.800676] ? lock_release+0xd70/0xd70 [ 38.801305] ? install_new_memslots+0x420/0x420 [ 38.802021] ? avc_has_extended_perms+0x7fa/0x12c0 [ 38.802755] ? unwind_get_return_address+0x61/0xa0 [ 38.803508] ? avc_ss_reset+0x110/0x110 [ 38.804111] ? putname+0xee/0x130 [ 38.804631] ? save_stack+0xa3/0xd0 [ 38.805181] ? save_stack_trace+0x16/0x20 [ 38.805798] ? save_stack+0x43/0xd0 [ 38.806345] ? kasan_slab_free+0x71/0xc0 [ 38.806946] ? kmem_cache_free+0x77/0x280 [ 38.807572] ? putname+0xee/0x130 [ 38.808093] ? do_sys_open+0x31b/0x6d0 [ 38.808847] ? __lock_is_held+0xbc/0x140 [ 38.809487] ? check_same_owner+0x320/0x320 [ 38.810021] ? rcu_note_context_switch+0x710/0x710 [ 38.811235] ? install_new_memslots+0x420/0x420 [ 38.811928] do_vfs_ioctl+0x1b1/0x1530 [ 38.812509] ? _cond_resched+0x14/0x30 [ 38.813101] ? ioctl_preallocate+0x2b0/0x2b0 [ 38.813759] ? selinux_capable+0x40/0x40 [ 38.814375] ? putname+0xf3/0x130 [ 38.814909] ? security_file_ioctl+0x7d/0xb0 [ 38.815576] ? security_file_ioctl+0x89/0xb0 [ 38.816246] SyS_ioctl+0x8f/0xc0 [ 38.816760] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 38.817470] RIP: 0033:0x4353a9 [ 38.817944] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 38.819101] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 38.820176] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000030a [ 38.821249] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 38.822321] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 38.823403] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 38.824506] CPU: 3 PID: 3029 Comm: udevd Not tainted 4.13.0-rc6-next-20170825+ #9 [ 38.825206] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 38.825776] Call Trace: [ 38.826018] dump_stack+0x194/0x257 [ 38.826350] ? arch_local_irq_restore+0x53/0x53 [ 38.826776] ? check_noncircular+0x20/0x20 [ 38.827169] dump_header+0x234/0xa0e [ 38.827517] ? pagefault_out_of_memory+0x152/0x152 [ 38.827966] ? lock_acquire+0x1d5/0x580 [ 38.828324] ? ___ratelimit+0x152/0x630 [ 38.828688] ? do_raw_spin_trylock+0x190/0x190 [ 38.829103] ? mark_held_locks+0xb2/0x100 [ 38.829479] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 38.829937] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 38.830358] ? trace_hardirqs_on+0xd/0x10 [ 38.830697] ? ___ratelimit+0x95/0x630 [ 38.831024] ? idr_get_free+0xff0/0xff0 [ 38.831351] ? lock_downgrade+0x990/0x990 [ 38.831897] ? cred_has_capability+0x1a0/0x3d0 [ 38.832286] oom_kill_process+0x86d/0x13d0 [ 38.832693] ? lock_release+0xd70/0xd70 [ 38.833058] ? oom_evaluate_task+0x480/0x480 [ 38.833455] ? security_capable_noaudit+0x8b/0xc0 [ 38.833891] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 38.834349] ? check_noncircular+0x20/0x20 [ 38.834729] ? has_capability+0x30/0x30 [ 38.835108] ? has_capability_noaudit+0x24/0x30 [ 38.835549] ? oom_badness+0xdf/0xb80 [ 38.835900] ? find_held_lock+0x39/0x1d0 [ 38.836306] ? lock_downgrade+0x990/0x990 [ 38.836685] ? out_of_memory+0x8c1/0x11d0 [ 38.837058] ? oom_reaper+0x4d0/0x4d0 [ 38.837406] ? lock_release+0xd70/0xd70 [ 38.837764] ? __alloc_pages_slowpath+0x10f6/0x2ee0 [ 38.838223] ? oom_evaluate_task+0x284/0x480 [ 38.838630] out_of_memory+0x7dd/0x11d0 [ 38.839008] ? oom_killer_disable+0x310/0x310 [ 38.839412] ? mutex_trylock+0x23a/0x2d0 [ 38.839780] ? rcu_pm_notify+0xc0/0xc0 [ 38.840130] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 38.840611] __alloc_pages_slowpath+0x1eae/0x2ee0 [ 38.841076] ? warn_alloc+0x2f0/0x2f0 [ 38.841419] ? entry_SYSCALL_64_fastpath+0x1f/0xbe [ 38.841821] ? warn_alloc+0x2f0/0x2f0 [ 38.842168] ? save_stack_trace+0x16/0x20 [ 38.842548] ? check_noncircular+0x20/0x20 [ 38.842857] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 38.843221] ? __lock_acquire+0x732/0x4620 [ 38.843607] ? find_held_lock+0x39/0x1d0 [ 38.843930] ? check_noncircular+0x20/0x20 [ 38.844232] ? check_same_owner+0x320/0x320 [ 38.844629] ? __might_sleep+0x95/0x190 [ 38.844988] __alloc_pages_nodemask+0x9f7/0xd80 [ 38.845415] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 38.845763] ? __alloc_pages_nodemask+0xae5/0xd80 [ 38.846198] ? find_held_lock+0x39/0x1d0 [ 38.846550] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 38.847017] ? cache_grow_begin+0x31b/0x400 [ 38.847413] cache_grow_begin+0x86/0x400 [ 38.847782] fallback_alloc+0x150/0x2b0 [ 38.848145] ____cache_alloc_node+0x1cf/0x1e0 [ 38.848551] kmem_cache_alloc+0x287/0x760 [ 38.848933] getname_flags+0xcb/0x580 [ 38.849279] SyS_rename+0x220/0xc70 [ 38.849603] ? handle_mm_fault+0x4a2/0x860 [ 38.849987] ? vmacache_find+0x61/0x270 [ 38.850348] ? SyS_renameat+0xc80/0xc80 [ 38.850705] ? __do_page_fault+0x35b/0xb60 [ 38.851096] ? trace_do_page_fault+0x141/0x730 [ 38.851750] ? do_page_fault+0x70/0x70 [ 38.852065] ? up_read+0x40/0x40 [ 38.852343] ? do_munmap+0x4e2/0xdf0 [ 38.852685] ? vm_munmap+0x126/0x180 [ 38.853023] ? entry_SYSCALL_64_fastpath+0x5/0xbe [ 38.853458] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 38.853907] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 38.854340] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 38.854761] RIP: 0033:0x7f6b74716527 [ 38.855109] RSP: 002b:00007ffe1ba714f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 [ 38.855789] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6b74716527 [ 38.856427] RDX: 00000000012ae520 RSI: 00007ffe1ba71530 RDI: 00007ffe1ba71930 [ 38.857067] RBP: 0000000000000086 R08: 00007f6b7508a7a0 R09: 00000000012ae340 [ 38.857709] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000012af560 [ 38.858365] R13: 000000000129e030 R14: 00007ffe1ba71530 R15: 0000000000000001 [ 38.859040] CPU: 2 PID: 3054 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 38.859041] Mem-Info: [ 38.859051] active_anon:2968 inactive_anon:42 isolated_anon:0 [ 38.859051] active_file:10 inactive_file:28 isolated_file:0 [ 38.859051] unevictable:0 dirty:0 writeback:0 unstable:0 [ 38.859051] slab_reclaimable:53730 slab_unreclaimable:329437 [ 38.859051] mapped:25 shmem:78 pagetables:300 bounce:0 [ 38.859051] free:18279 free_pcp:110 free_cma:0 [ 38.859058] Node 0 active_anon:6380kB inactive_anon:88kB active_file:48kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:180kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 38.859064] Node 1 active_anon:5492kB inactive_anon:80kB active_file:0kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96kB dirty:0kB writeback:0kB shmem:132kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 38.859066] Node 0 DMA free:4140kB min:640kB low:800kB high:960kB active_anon:52kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 38.859075] lowmem_reserve[]: 0 886 886 886 [ 38.859093] Node 0 DMA32 free:36536kB min:36536kB low:45668kB high:54800kB active_anon:6328kB inactive_anon:88kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1696kB pagetables:452kB bounce:0kB free_pcp:12kB local_pcp:0kB free_cma:0kB [ 38.859106] lowmem_reserve[]: 0 0 0 0 [ 38.859122] Node 1 DMA32 free:32440kB min:30404kB low:38004kB high:45604kB active_anon:5492kB inactive_anon:80kB active_file:96kB inactive_file:420kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2208kB pagetables:748kB bounce:0kB free_pcp:428kB local_pcp:100kB free_cma:0kB [ 38.859134] lowmem_reserve[]: 0 0 0 0 [ 38.859150] Node 0 DMA: 13*4kB (UME) 3*8kB (M) 0*16kB 3*32kB (UME) 0*64kB 3*128kB (UME) 2*256kB (UM) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4140kB [ 38.859211] Node 0 DMA32: 266*4kB (UM) 316*8kB (UM) 221*16kB (UME) 167*32kB (UME) 66*64kB (UME) 11*128kB (UM) 4*256kB (ME) 2*512kB (UE) 2*1024kB (UM) 1*2048kB (M) 3*4096kB (M) = 36536kB [ 38.859285] Node 1 DMA32: 183*4kB (UMEH) 338*8kB (UMEH) 646*16kB (UMEH) 342*32kB (UMEH) 111*64kB (UMEH) 2*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 32076kB [ 38.859345] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 38.859349] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 38.859353] 181 total pagecache pages [ 38.859358] 0 pages in swap cache [ 38.859363] Swap cache stats: add 0, delete 0, find 0/0 [ 38.859365] Free swap = 0kB [ 38.859369] Total swap = 0kB [ 38.859372] 524186 pages RAM [ 38.859374] 0 pages HighMem/MovableOnly [ 38.859378] 103968 pages reserved [ 38.859381] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 38.859404] [ 1524] 0 1524 7031 1819 19 3 0 -1000 udevd [ 38.859414] [ 2930] 0 2930 14265 183 24 3 0 0 rsyslogd [ 38.859424] [ 2968] 0 2968 4725 50 15 3 0 0 cron [ 38.859433] [ 2989] 0 2989 12490 153 27 3 0 -1000 sshd [ 38.859443] [ 3020] 0 3020 3694 39 12 3 0 0 getty [ 38.859452] [ 3021] 0 3021 3694 39 13 3 0 0 getty [ 38.859462] [ 3022] 0 3022 3694 38 13 3 0 0 getty [ 38.859473] [ 3023] 0 3023 3694 40 13 3 0 0 getty [ 38.859483] [ 3024] 0 3024 3694 40 13 3 0 0 getty [ 38.859492] [ 3025] 0 3025 3694 42 13 3 0 0 getty [ 38.859501] [ 3026] 0 3026 3649 38 13 3 0 0 getty [ 38.859510] [ 3029] 0 3029 5348 146 15 3 0 -1000 udevd [ 38.859519] [ 3030] 0 3030 5337 140 15 3 0 -1000 udevd [ 38.859529] [ 3047] 0 3047 17820 197 40 3 0 0 sshd [ 38.859539] [ 3050] 0 3050 271 1 4 2 0 0 syzkaller654766 [ 38.859548] [ 3051] 0 3051 4366 11 5 2 0 0 syzkaller654766 [ 38.859558] [ 3052] 0 3052 4366 11 5 2 0 0 syzkaller654766 [ 38.859568] [ 3053] 0 3053 4366 11 5 2 0 0 syzkaller654766 [ 38.859577] [ 3054] 0 3054 4366 11 5 2 0 0 syzkaller654766 [ 38.859586] [ 3055] 0 3055 4366 11 5 2 0 0 syzkaller654766 [ 38.859595] [ 3056] 0 3056 4366 11 5 2 0 0 syzkaller654766 [ 38.859604] [ 3057] 0 3057 4366 11 5 2 0 0 syzkaller654766 [ 38.859614] [ 3058] 0 3058 4366 11 5 2 0 0 syzkaller654766 [ 38.859619] Out of memory: Kill process 3047 (sshd) score 0 or sacrifice child [ 38.859663] Killed process 3050 (syzkaller654766) total-vm:1084kB, anon-rss:4kB, file-rss:0kB, shmem-rss:0kB [ 38.904831] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 38.905555] Call Trace: [ 38.905797] dump_stack+0x194/0x257 [ 38.906128] ? arch_local_irq_restore+0x53/0x53 [ 38.906548] ? isolate_lru_page+0x11d0/0x11d0 [ 38.906959] warn_alloc+0x1c2/0x2f0 [ 38.907293] ? zone_watermark_ok_safe+0x430/0x430 [ 38.907743] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 38.908213] ? warn_alloc+0x2f0/0x2f0 [ 38.908557] ? SyS_ioctl+0x8f/0xc0 [ 38.908882] ? warn_alloc+0x2f0/0x2f0 [ 38.909228] ? save_stack_trace+0x16/0x20 [ 38.909611] ? check_noncircular+0x20/0x20 [ 38.910000] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 38.910473] ? find_held_lock+0x39/0x1d0 [ 38.910850] ? lock_downgrade+0x990/0x990 [ 38.911243] ? check_same_owner+0x320/0x320 [ 38.911634] ? rcu_note_context_switch+0x710/0x710 [ 38.912077] ? check_noncircular+0x20/0x20 [ 38.912456] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 38.913054] ? __might_sleep+0x95/0x190 [ 38.913478] __alloc_pages_nodemask+0x9f7/0xd80 [ 38.913906] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 38.914358] ? __alloc_pages_nodemask+0xae5/0xd80 [ 38.914795] ? find_held_lock+0x39/0x1d0 [ 38.915166] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 38.915630] ? cache_grow_begin+0x31b/0x400 [ 38.916461] cache_grow_begin+0x86/0x400 [ 38.916746] fallback_alloc+0x150/0x2b0 [ 38.917106] ____cache_alloc_node+0x1cf/0x1e0 [ 38.917433] kmem_cache_alloc_trace+0x27d/0x750 [ 38.917849] ? lock_downgrade+0x990/0x990 [ 38.918154] kvm_dev_ioctl+0x216/0x1840 [ 38.918518] ? lock_release+0xd70/0xd70 [ 38.918793] ? install_new_memslots+0x420/0x420 [ 38.919237] ? avc_has_extended_perms+0x7fa/0x12c0 [ 38.919675] ? unwind_get_return_address+0x61/0xa0 [ 38.920120] ? avc_ss_reset+0x110/0x110 [ 38.920478] ? putname+0xee/0x130 [ 38.920790] ? save_stack+0xa3/0xd0 [ 38.921117] ? save_stack_trace+0x16/0x20 [ 38.921484] ? save_stack+0x43/0xd0 [ 38.921809] ? kasan_slab_free+0x71/0xc0 [ 38.922172] ? kmem_cache_free+0x77/0x280 [ 38.922548] ? putname+0xee/0x130 [ 38.922859] ? do_sys_open+0x31b/0x6d0 [ 38.923217] ? __lock_is_held+0xbc/0x140 [ 38.923594] ? check_same_owner+0x320/0x320 [ 38.924027] ? rcu_note_context_switch+0x710/0x710 [ 38.924472] ? install_new_memslots+0x420/0x420 [ 38.924887] do_vfs_ioctl+0x1b1/0x1530 [ 38.925232] ? _cond_resched+0x14/0x30 [ 38.925586] ? ioctl_preallocate+0x2b0/0x2b0 [ 38.925981] ? selinux_capable+0x40/0x40 [ 38.926320] ? putname+0xf3/0x130 [ 38.926618] ? security_file_ioctl+0x7d/0xb0 [ 38.926917] ? security_file_ioctl+0x89/0xb0 [ 38.927319] SyS_ioctl+0x8f/0xc0 [ 38.927543] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 38.927965] RIP: 0033:0x4353a9 [ 38.928179] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000213 ORIG_RAX: 0000000000000010 [ 38.928859] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 38.929330] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000350 [ 38.929967] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 38.930438] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000000000000 [ 38.931084] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 39.338356] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 39.339901] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 39.340744] CPU: 0 PID: 3056 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 39.341916] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 39.342818] Call Trace: [ 39.343084] dump_stack+0x194/0x257 [ 39.343695] ? arch_local_irq_restore+0x53/0x53 [ 39.344094] ? flush_work+0x621/0x930 [ 39.344398] warn_alloc+0x1c2/0x2f0 [ 39.344687] ? zone_watermark_ok_safe+0x430/0x430 [ 39.345282] ? mutex_unlock+0xd/0x10 [ 39.345682] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 39.346212] ? warn_alloc+0x2f0/0x2f0 [ 39.346593] ? SyS_ioctl+0x8f/0xc0 [ 39.346967] ? warn_alloc+0x2f0/0x2f0 [ 39.347352] ? save_stack_trace+0x16/0x20 [ 39.347773] ? check_noncircular+0x20/0x20 [ 39.348202] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 39.348706] ? find_held_lock+0x39/0x1d0 [ 39.349121] ? lock_downgrade+0x990/0x990 [ 39.349550] ? check_same_owner+0x320/0x320 [ 39.350154] ? rcu_note_context_switch+0x710/0x710 [ 39.350804] ? check_noncircular+0x20/0x20 [ 39.351451] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 39.352143] ? __might_sleep+0x95/0x190 [ 39.352543] __alloc_pages_nodemask+0x9f7/0xd80 [ 39.353242] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 39.353764] ? __alloc_pages_nodemask+0xae5/0xd80 [ 39.354514] ? find_held_lock+0x39/0x1d0 [ 39.354988] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 39.355771] ? cache_grow_begin+0x31b/0x400 [ 39.356356] cache_grow_begin+0x86/0x400 [ 39.356969] fallback_alloc+0x150/0x2b0 [ 39.357563] ____cache_alloc_node+0x1cf/0x1e0 [ 39.358089] kmem_cache_alloc_trace+0x27d/0x750 [ 39.358560] ? lock_downgrade+0x990/0x990 [ 39.359162] kvm_dev_ioctl+0x216/0x1840 [ 39.359621] ? lock_release+0xd70/0xd70 [ 39.360316] ? install_new_memslots+0x420/0x420 [ 39.361174] ? avc_has_extended_perms+0x7fa/0x12c0 [ 39.361759] ? unwind_get_return_address+0x61/0xa0 [ 39.362665] ? avc_ss_reset+0x110/0x110 [ 39.363260] ? putname+0xee/0x130 [ 39.363869] ? save_stack+0xa3/0xd0 [ 39.364218] ? save_stack_trace+0x16/0x20 [ 39.364998] ? save_stack+0x43/0xd0 [ 39.365392] ? kasan_slab_free+0x71/0xc0 [ 39.365929] ? kmem_cache_free+0x77/0x280 [ 39.366455] ? putname+0xee/0x130 [ 39.367098] ? do_sys_open+0x31b/0x6d0 [ 39.367560] ? __lock_is_held+0xbc/0x140 [ 39.368278] ? check_same_owner+0x320/0x320 [ 39.368911] ? rcu_note_context_switch+0x710/0x710 [ 39.369660] ? install_new_memslots+0x420/0x420 [ 39.370440] do_vfs_ioctl+0x1b1/0x1530 [ 39.370860] ? _cond_resched+0x14/0x30 [ 39.371309] ? ioctl_preallocate+0x2b0/0x2b0 [ 39.371968] ? selinux_capable+0x40/0x40 [ 39.372569] ? putname+0xf3/0x130 [ 39.373081] ? security_file_ioctl+0x7d/0xb0 [ 39.373575] ? security_file_ioctl+0x89/0xb0 [ 39.374092] SyS_ioctl+0x8f/0xc0 [ 39.374651] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 39.375266] RIP: 0033:0x4353a9 [ 39.375704] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 39.376439] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 39.377123] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000311 [ 39.377807] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 39.378491] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 39.379189] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 39.436170] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 39.438142] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 39.438828] CPU: 1 PID: 3055 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 39.440901] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 39.441746] Call Trace: [ 39.442021] dump_stack+0x194/0x257 [ 39.442406] ? arch_local_irq_restore+0x53/0x53 [ 39.442920] ? flush_work+0x621/0x930 [ 39.443330] warn_alloc+0x1c2/0x2f0 [ 39.443779] ? zone_watermark_ok_safe+0x430/0x430 [ 39.444275] ? mutex_unlock+0xd/0x10 [ 39.444704] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 39.445283] ? warn_alloc+0x2f0/0x2f0 [ 39.445690] ? SyS_ioctl+0x8f/0xc0 [ 39.446083] ? warn_alloc+0x2f0/0x2f0 [ 39.451816] ? save_stack_trace+0x16/0x20 [ 39.452277] ? check_noncircular+0x20/0x20 [ 39.452769] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 39.453339] ? find_held_lock+0x39/0x1d0 [ 39.453954] ? lock_downgrade+0x990/0x990 [ 39.454741] ? check_same_owner+0x320/0x320 [ 39.455522] ? rcu_note_context_switch+0x710/0x710 [ 39.456411] ? check_noncircular+0x20/0x20 [ 39.457189] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 39.458376] ? __might_sleep+0x95/0x190 [ 39.459820] __alloc_pages_nodemask+0x9f7/0xd80 [ 39.463227] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 39.463537] ? __alloc_pages_nodemask+0xae5/0xd80 [ 39.464015] ? find_held_lock+0x39/0x1d0 [ 39.464277] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 39.464601] ? cache_grow_begin+0x31b/0x400 [ 39.465061] cache_grow_begin+0x86/0x400 [ 39.465517] fallback_alloc+0x150/0x2b0 [ 39.465864] ____cache_alloc_node+0x1cf/0x1e0 [ 39.466222] kmem_cache_alloc_trace+0x27d/0x750 [ 39.466578] ? lock_downgrade+0x990/0x990 [ 39.466949] kvm_dev_ioctl+0x216/0x1840 [ 39.467395] ? lock_release+0xd70/0xd70 [ 39.468088] ? install_new_memslots+0x420/0x420 [ 39.468797] ? avc_has_extended_perms+0x7fa/0x12c0 [ 39.469329] ? unwind_get_return_address+0x61/0xa0 [ 39.470273] ? avc_ss_reset+0x110/0x110 [ 39.470939] ? putname+0xee/0x130 [ 39.471998] ? save_stack+0xa3/0xd0 [ 39.472349] ? save_stack_trace+0x16/0x20 [ 39.472786] ? save_stack+0x43/0xd0 [ 39.473130] ? kasan_slab_free+0x71/0xc0 [ 39.473514] ? kmem_cache_free+0x77/0x280 [ 39.473946] ? putname+0xee/0x130 [ 39.474274] ? do_sys_open+0x31b/0x6d0 [ 39.474650] ? __lock_is_held+0xbc/0x140 [ 39.475141] ? check_same_owner+0x320/0x320 [ 39.475552] ? rcu_note_context_switch+0x710/0x710 [ 39.476066] ? install_new_memslots+0x420/0x420 [ 39.476506] do_vfs_ioctl+0x1b1/0x1530 [ 39.476910] ? _cond_resched+0x14/0x30 [ 39.477282] ? ioctl_preallocate+0x2b0/0x2b0 [ 39.477731] ? selinux_capable+0x40/0x40 [ 39.478113] ? putname+0xf3/0x130 [ 39.478452] ? security_file_ioctl+0x7d/0xb0 [ 39.478941] ? security_file_ioctl+0x89/0xb0 [ 39.479363] SyS_ioctl+0x8f/0xc0 [ 39.479730] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 39.480178] RIP: 0033:0x4353a9 [ 39.480479] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 39.481232] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 39.481939] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000314 [ 39.482618] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 39.483456] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 39.484196] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 43.640284] warn_alloc: 32 callbacks suppressed [ 43.640582] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 43.641287] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 43.641591] CPU: 1 PID: 3053 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 43.642070] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 43.642520] Call Trace: [ 43.642675] dump_stack+0x194/0x257 [ 43.642883] ? arch_local_irq_restore+0x53/0x53 [ 43.643178] ? flush_work+0x621/0x930 [ 43.643419] warn_alloc+0x1c2/0x2f0 [ 43.643624] ? zone_watermark_ok_safe+0x430/0x430 [ 43.643893] ? mutex_unlock+0xd/0x10 [ 43.644127] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 43.644431] ? warn_alloc+0x2f0/0x2f0 [ 43.644647] ? SyS_ioctl+0x8f/0xc0 [ 43.644851] ? warn_alloc+0x2f0/0x2f0 [ 43.645078] ? save_stack_trace+0x16/0x20 [ 43.645318] ? check_noncircular+0x20/0x20 [ 43.645560] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 43.645861] ? find_held_lock+0x39/0x1d0 [ 43.646106] ? lock_downgrade+0x990/0x990 [ 43.646355] ? check_same_owner+0x320/0x320 [ 43.646601] ? rcu_note_context_switch+0x710/0x710 [ 43.646876] ? check_noncircular+0x20/0x20 [ 43.647142] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 43.647536] ? __might_sleep+0x95/0x190 [ 43.647763] __alloc_pages_nodemask+0x9f7/0xd80 [ 43.648045] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 43.648580] ? __alloc_pages_nodemask+0xae5/0xd80 [ 43.648987] ? find_held_lock+0x39/0x1d0 [ 43.649322] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 43.649768] ? cache_grow_begin+0x31b/0x400 [ 43.650092] cache_grow_begin+0x86/0x400 [ 43.650424] fallback_alloc+0x150/0x2b0 [ 43.650699] ____cache_alloc_node+0x1cf/0x1e0 [ 43.651102] kmem_cache_alloc_trace+0x27d/0x750 [ 43.651444] ? lock_downgrade+0x990/0x990 [ 43.652166] kvm_dev_ioctl+0x216/0x1840 [ 43.652518] ? lock_release+0xd70/0xd70 [ 43.652867] ? install_new_memslots+0x420/0x420 [ 43.653284] ? avc_has_extended_perms+0x7fa/0x12c0 [ 43.653707] ? unwind_get_return_address+0x61/0xa0 [ 43.654047] ? avc_ss_reset+0x110/0x110 [ 43.654392] ? putname+0xee/0x130 [ 43.654627] ? save_stack+0xa3/0xd0 [ 43.654941] ? save_stack_trace+0x16/0x20 [ 43.655307] ? save_stack+0x43/0xd0 [ 43.655621] ? kasan_slab_free+0x71/0xc0 [ 43.655978] ? kmem_cache_free+0x77/0x280 [ 43.656316] ? putname+0xee/0x130 [ 43.656618] ? do_sys_open+0x31b/0x6d0 [ 43.656964] ? __lock_is_held+0xbc/0x140 [ 43.657252] ? check_same_owner+0x320/0x320 [ 43.657627] ? rcu_note_context_switch+0x710/0x710 [ 43.658050] ? install_new_memslots+0x420/0x420 [ 43.658455] do_vfs_ioctl+0x1b1/0x1530 [ 43.658717] ? _cond_resched+0x14/0x30 [ 43.659064] ? ioctl_preallocate+0x2b0/0x2b0 [ 43.659373] ? selinux_capable+0x40/0x40 [ 43.659746] ? putname+0xf3/0x130 [ 43.660056] ? security_file_ioctl+0x7d/0xb0 [ 43.660437] ? security_file_ioctl+0x89/0xb0 [ 43.660824] SyS_ioctl+0x8f/0xc0 [ 43.661118] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 43.661511] RIP: 0033:0x4353a9 [ 43.661785] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 43.662381] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 43.662992] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000031c [ 43.663612] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 43.664175] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 43.664724] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 43.665379] warn_alloc_show_mem: 9 callbacks suppressed [ 43.665816] Mem-Info: [ 43.666003] active_anon:2965 inactive_anon:42 isolated_anon:0 [ 43.666003] active_file:49 inactive_file:6 isolated_file:24 [ 43.666003] unevictable:0 dirty:0 writeback:0 unstable:0 [ 43.666003] slab_reclaimable:53823 slab_unreclaimable:329212 [ 43.666003] mapped:0 shmem:77 pagetables:296 bounce:0 [ 43.666003] free:18255 free_pcp:0 free_cma:0 [ 43.668455] Node 0 active_anon:6352kB inactive_anon:88kB active_file:80kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:180kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 43.670703] Node 1 active_anon:5508kB inactive_anon:80kB active_file:116kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):96kB mapped:0kB dirty:0kB writeback:0kB shmem:128kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 43.673097] Node 0 DMA free:4140kB min:640kB low:800kB high:960kB active_anon:52kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 43.675303] lowmem_reserve[]: 0 886 886 886 [ 43.675701] Node 0 DMA32 free:36164kB min:36536kB low:45668kB high:54800kB active_anon:6300kB inactive_anon:88kB active_file:80kB inactive_file:0kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1696kB pagetables:428kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 43.678184] lowmem_reserve[]: 0 0 0 0 [ 43.678536] Node 1 DMA32 free:32716kB min:30404kB low:38004kB high:45604kB active_anon:5508kB inactive_anon:80kB active_file:632kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2176kB pagetables:756kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 43.680938] lowmem_reserve[]: 0 0 0 0 [ 43.681294] Node 0 DMA: 13*4kB (UME) 3*8kB (M) 0*16kB 3*32kB (UME) 0*64kB 3*128kB (UME) 2*256kB (UM) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4140kB [ 43.682576] Node 0 DMA32: 321*4kB (UME) 419*8kB (UME) 231*16kB (UME) 173*32kB (UME) 69*64kB (UME) 12*128kB (UME) 4*256kB (UM) 2*512kB (UE) 2*1024kB (UM) 2*2048kB (UM) 2*4096kB (M) = 36204kB [ 43.684139] Node 1 DMA32: 272*4kB (UMH) 395*8kB (UMEH) 649*16kB (UMEH) 350*32kB (UMEH) 115*64kB (UMEH) 2*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 33448kB [ 43.685515] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 43.686060] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 43.686816] 147 total pagecache pages [ 43.687120] 0 pages in swap cache [ 43.687421] Swap cache stats: add 0, delete 0, find 0/0 [ 43.687774] Free swap = 0kB [ 43.688050] Total swap = 0kB [ 43.688254] 524186 pages RAM [ 43.688516] 0 pages HighMem/MovableOnly [ 43.688776] 103968 pages reserved executing program [ 43.912195] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 43.913290] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 43.913800] CPU: 3 PID: 3051 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 43.914541] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 43.915261] Call Trace: [ 43.915491] dump_stack+0x194/0x257 [ 43.915810] ? arch_local_irq_restore+0x53/0x53 [ 43.916219] ? isolate_lru_page+0x11d0/0x11d0 [ 43.916615] warn_alloc+0x1c2/0x2f0 [ 43.916931] ? zone_watermark_ok_safe+0x430/0x430 [ 43.917270] ? rcu_note_context_switch+0x710/0x710 [ 43.917706] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 43.918071] ? warn_alloc+0x2f0/0x2f0 [ 43.918403] ? SyS_ioctl+0x8f/0xc0 [ 43.918650] ? warn_alloc+0x2f0/0x2f0 [ 43.918990] ? save_stack_trace+0x16/0x20 [ 43.919283] ? check_noncircular+0x20/0x20 [ 43.919657] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 43.920032] ? find_held_lock+0x39/0x1d0 [ 43.920395] ? lock_downgrade+0x990/0x990 [ 43.920771] ? check_same_owner+0x320/0x320 [ 43.921110] ? rcu_note_context_switch+0x710/0x710 [ 43.921562] ? check_noncircular+0x20/0x20 [ 43.921864] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 43.922460] ? __might_sleep+0x95/0x190 [ 43.922763] __alloc_pages_nodemask+0x9f7/0xd80 [ 43.923186] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 43.923579] ? __alloc_pages_nodemask+0xae5/0xd80 [ 43.924021] ? find_held_lock+0x39/0x1d0 [ 43.924328] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 43.924854] ? cache_grow_begin+0x31b/0x400 [ 43.925196] cache_grow_begin+0x86/0x400 [ 43.925591] fallback_alloc+0x150/0x2b0 [ 43.925867] ____cache_alloc_node+0x1cf/0x1e0 [ 43.926257] kmem_cache_alloc_trace+0x27d/0x750 [ 43.926590] ? lock_downgrade+0x990/0x990 [ 43.926955] kvm_dev_ioctl+0x216/0x1840 [ 43.927235] ? lock_release+0xd70/0xd70 [ 43.927581] ? install_new_memslots+0x420/0x420 [ 43.927910] ? avc_has_extended_perms+0x7fa/0x12c0 [ 43.928333] ? unwind_get_return_address+0x61/0xa0 [ 43.928676] ? avc_ss_reset+0x110/0x110 [ 43.929556] ? putname+0xee/0x130 [ 43.929810] ? save_stack+0xa3/0xd0 [ 43.930181] ? save_stack_trace+0x16/0x20 [ 43.930517] ? save_stack+0x43/0xd0 [ 43.930828] ? kasan_slab_free+0x71/0xc0 [ 43.931131] ? kmem_cache_free+0x77/0x280 [ 43.931487] ? putname+0xee/0x130 [ 43.931774] ? do_sys_open+0x31b/0x6d0 [ 43.932040] ? __lock_is_held+0xbc/0x140 [ 43.932402] ? check_same_owner+0x320/0x320 [ 43.932711] ? rcu_note_context_switch+0x710/0x710 [ 43.933167] ? install_new_memslots+0x420/0x420 [ 43.933509] do_vfs_ioctl+0x1b1/0x1530 [ 43.933869] ? _cond_resched+0x14/0x30 [ 43.934151] ? ioctl_preallocate+0x2b0/0x2b0 [ 43.934584] ? selinux_capable+0x40/0x40 [ 43.934915] ? putname+0xf3/0x130 [ 43.935229] ? security_file_ioctl+0x7d/0xb0 [ 43.935525] ? security_file_ioctl+0x89/0xb0 [ 43.935905] SyS_ioctl+0x8f/0xc0 [ 43.936142] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 43.936548] RIP: 0033:0x4353a9 [ 43.936765] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 43.937487] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 43.938000] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000313 [ 43.938683] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 43.939224] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 43.939706] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 executing program [ 44.020458] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 44.021589] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 44.022070] CPU: 0 PID: 3054 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 44.022797] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 44.023353] Call Trace: [ 44.023585] dump_stack+0x194/0x257 [ 44.023835] ? arch_local_irq_restore+0x53/0x53 [ 44.024243] ? flush_work+0x621/0x930 [ 44.024506] warn_alloc+0x1c2/0x2f0 [ 44.024825] ? zone_watermark_ok_safe+0x430/0x430 [ 44.025151] ? mutex_unlock+0xd/0x10 [ 44.025490] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 44.025851] ? warn_alloc+0x2f0/0x2f0 [ 44.026183] ? SyS_ioctl+0x8f/0xc0 [ 44.026428] ? warn_alloc+0x2f0/0x2f0 [ 44.026763] ? save_stack_trace+0x16/0x20 [ 44.027055] ? check_noncircular+0x20/0x20 [ 44.027435] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 44.027785] ? retint_kernel+0x10/0x10 [ 44.028123] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 44.028466] ? find_held_lock+0x39/0x1d0 [ 44.028827] ? lock_downgrade+0x990/0x990 [ 44.029107] ? lock_downgrade+0x990/0x990 [ 44.029482] ? check_same_owner+0x320/0x320 [ 44.029778] ? rcu_note_context_switch+0x710/0x710 [ 44.030203] ? check_noncircular+0x20/0x20 [ 44.030492] ? __might_sleep+0x95/0x190 [ 44.030838] __alloc_pages_nodemask+0x9f7/0xd80 [ 44.031161] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 44.031596] ? __alloc_pages_nodemask+0xae5/0xd80 [ 44.031921] ? find_held_lock+0x39/0x1d0 [ 44.032274] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 44.032637] ? cache_grow_begin+0x31b/0x400 [ 44.033022] cache_grow_begin+0x86/0x400 [ 44.033381] fallback_alloc+0x150/0x2b0 [ 44.033659] ____cache_alloc_node+0x1cf/0x1e0 [ 44.034054] kmem_cache_alloc_trace+0x27d/0x750 [ 44.034369] ? lock_downgrade+0x990/0x990 [ 44.034737] kvm_dev_ioctl+0x216/0x1840 [ 44.035025] ? lock_release+0xd70/0xd70 [ 44.035876] ? install_new_memslots+0x420/0x420 [ 44.036202] ? check_noncircular+0x20/0x20 [ 44.036488] ? __handle_mm_fault+0x587/0x39c0 [ 44.036796] ? avc_has_extended_perms+0x7fa/0x12c0 [ 44.037146] ? avc_ss_reset+0x110/0x110 [ 44.037420] ? lock_downgrade+0x990/0x990 [ 44.037719] ? check_same_owner+0x320/0x320 [ 44.038008] ? __handle_mm_fault+0x39c0/0x39c0 [ 44.038324] ? vmacache_find+0x61/0x270 [ 44.038591] ? rcu_note_context_switch+0x710/0x710 [ 44.038928] ? install_new_memslots+0x420/0x420 [ 44.039267] do_vfs_ioctl+0x1b1/0x1530 [ 44.039534] ? _cond_resched+0x14/0x30 [ 44.039797] ? ioctl_preallocate+0x2b0/0x2b0 [ 44.040110] ? selinux_capable+0x40/0x40 [ 44.040382] ? putname+0xf3/0x130 [ 44.040635] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 44.040664] ? security_file_ioctl+0x7d/0xb0 [ 44.040670] ? security_file_ioctl+0x89/0xb0 [ 44.040682] SyS_ioctl+0x8f/0xc0 [ 44.040698] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 44.040705] RIP: 0033:0x4353a9 [ 44.040709] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 44.040717] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 44.040722] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000356 [ 44.040726] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 44.040730] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 44.040735] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 44.041562] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 44.041573] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 44.041584] CPU: 1 PID: 3053 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 44.041587] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 44.041589] Call Trace: [ 44.041595] dump_stack+0x194/0x257 [ 44.041602] ? arch_local_irq_restore+0x53/0x53 [ 44.041607] ? flush_work+0x621/0x930 [ 44.041617] warn_alloc+0x1c2/0x2f0 [ 44.041623] ? zone_watermark_ok_safe+0x430/0x430 [ 44.041626] ? mutex_unlock+0xd/0x10 [ 44.041650] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 44.041689] ? warn_alloc+0x2f0/0x2f0 [ 44.041694] ? SyS_ioctl+0x8f/0xc0 [ 44.041702] ? warn_alloc+0x2f0/0x2f0 [ 44.041711] ? save_stack_trace+0x16/0x20 [ 44.041723] ? check_noncircular+0x20/0x20 [ 44.041734] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 44.041748] ? find_held_lock+0x39/0x1d0 [ 44.041761] ? lock_downgrade+0x990/0x990 [ 44.041794] ? check_same_owner+0x320/0x320 [ 44.041804] ? rcu_note_context_switch+0x710/0x710 [ 44.041809] ? check_noncircular+0x20/0x20 [ 44.041813] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 44.041820] ? __might_sleep+0x95/0x190 [ 44.041827] __alloc_pages_nodemask+0x9f7/0xd80 [ 44.041836] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 44.041840] ? __alloc_pages_nodemask+0xae5/0xd80 [ 44.041846] ? find_held_lock+0x39/0x1d0 [ 44.041852] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 44.041874] ? cache_grow_begin+0x31b/0x400 [ 44.041885] cache_grow_begin+0x86/0x400 [ 44.041894] fallback_alloc+0x150/0x2b0 [ 44.041904] ____cache_alloc_node+0x1cf/0x1e0 [ 44.041913] kmem_cache_alloc_trace+0x27d/0x750 executing program executing program [ 44.041917] ? lock_downgrade+0x990/0x990 [ 44.041929] kvm_dev_ioctl+0x216/0x1840 [ 44.041937] ? lock_release+0xd70/0xd70 [ 44.041943] ? install_new_memslots+0x420/0x420 [ 44.041961] ? avc_has_extended_perms+0x7fa/0x12c0 [ 44.041964] ? unwind_get_return_address+0x61/0xa0 [ 44.041979] ? avc_ss_reset+0x110/0x110 [ 44.041985] ? putname+0xee/0x130 [ 44.041989] ? save_stack+0xa3/0xd0 [ 44.041994] ? save_stack_trace+0x16/0x20 [ 44.041998] ? save_stack+0x43/0xd0 [ 44.042004] ? kasan_slab_free+0x71/0xc0 [ 44.042008] ? kmem_cache_free+0x77/0x280 [ 44.042011] ? putname+0xee/0x130 [ 44.042015] ? do_sys_open+0x31b/0x6d0 [ 44.042022] ? __lock_is_held+0xbc/0x140 [ 44.042039] ? check_same_owner+0x320/0x320 [ 44.042046] ? rcu_note_context_switch+0x710/0x710 [ 44.042056] ? install_new_memslots+0x420/0x420 [ 44.042060] do_vfs_ioctl+0x1b1/0x1530 [ 44.042063] ? _cond_resched+0x14/0x30 [ 44.042071] ? ioctl_preallocate+0x2b0/0x2b0 [ 44.042080] ? selinux_capable+0x40/0x40 [ 44.042086] ? putname+0xf3/0x130 [ 44.042102] ? security_file_ioctl+0x7d/0xb0 [ 44.042105] ? security_file_ioctl+0x89/0xb0 [ 44.042113] SyS_ioctl+0x8f/0xc0 [ 44.042121] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 44.042125] RIP: 0033:0x4353a9 [ 44.042127] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 44.042132] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 44.042135] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000031d [ 44.042137] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 44.042140] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 44.042142] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 44.079489] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 44.079943] CPU: 2 PID: 3058 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 44.080545] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 44.081147] Call Trace: [ 44.081375] dump_stack+0x194/0x257 [ 44.081687] ? arch_local_irq_restore+0x53/0x53 [ 44.082015] ? flush_work+0x621/0x930 [ 44.082338] warn_alloc+0x1c2/0x2f0 [ 44.082648] ? zone_watermark_ok_safe+0x430/0x430 [ 44.083056] ? mutex_unlock+0xd/0x10 [ 44.083356] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 44.084072] ? warn_alloc+0x2f0/0x2f0 [ 44.084428] ? SyS_ioctl+0x8f/0xc0 [ 44.084755] ? warn_alloc+0x2f0/0x2f0 [ 44.085129] ? save_stack_trace+0x16/0x20 [ 44.085533] ? alloc_set_pte+0x1162/0x18f0 [ 44.085959] ? check_noncircular+0x20/0x20 [ 44.086384] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 44.086827] ? find_held_lock+0x39/0x1d0 [ 44.087337] ? lock_downgrade+0x990/0x990 [ 44.087765] ? check_same_owner+0x320/0x320 [ 44.088477] ? rcu_note_context_switch+0x710/0x710 [ 44.088944] ? check_noncircular+0x20/0x20 [ 44.089348] ? __might_sleep+0x95/0x190 [ 44.089678] __alloc_pages_nodemask+0x9f7/0xd80 [ 44.090126] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 44.090628] ? __alloc_pages_nodemask+0xae5/0xd80 [ 44.091108] ? find_held_lock+0x39/0x1d0 [ 44.091503] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 44.091930] ? cache_grow_begin+0x31b/0x400 [ 44.092302] cache_grow_begin+0x86/0x400 [ 44.092709] fallback_alloc+0x150/0x2b0 [ 44.093128] ____cache_alloc_node+0x1cf/0x1e0 [ 44.093575] kmem_cache_alloc_trace+0x27d/0x750 [ 44.094016] ? lock_downgrade+0x990/0x990 [ 44.094360] kvm_dev_ioctl+0x216/0x1840 [ 44.094637] ? lock_release+0xd70/0xd70 [ 44.094972] ? install_new_memslots+0x420/0x420 [ 44.095429] ? check_noncircular+0x20/0x20 [ 44.095851] ? __handle_mm_fault+0x587/0x39c0 [ 44.096304] ? avc_has_extended_perms+0x7fa/0x12c0 [ 44.096777] ? avc_ss_reset+0x110/0x110 [ 44.097184] ? lock_downgrade+0x990/0x990 [ 44.097626] ? check_same_owner+0x320/0x320 [ 44.098051] ? __handle_mm_fault+0x39c0/0x39c0 [ 44.098443] ? vmacache_find+0x61/0x270 [ 44.098774] ? rcu_note_context_switch+0x710/0x710 [ 44.099235] ? install_new_memslots+0x420/0x420 [ 44.099664] do_vfs_ioctl+0x1b1/0x1530 [ 44.100899] ? _cond_resched+0x14/0x30 [ 44.101292] ? ioctl_preallocate+0x2b0/0x2b0 [ 44.101731] ? selinux_capable+0x40/0x40 [ 44.102120] ? putname+0xf3/0x130 [ 44.102481] ? security_file_ioctl+0x7d/0xb0 [ 44.102915] ? security_file_ioctl+0x89/0xb0 [ 44.103368] SyS_ioctl+0x8f/0xc0 [ 44.103703] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 44.104093] RIP: 0033:0x4353a9 [ 44.104356] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 44.105083] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 44.105788] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000030e [ 44.106431] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 44.107048] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 44.107769] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 executing program [ 44.192766] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 44.194000] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 44.194494] CPU: 1 PID: 3056 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 44.195329] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 44.196106] Call Trace: [ 44.196376] dump_stack+0x194/0x257 [ 44.196734] ? arch_local_irq_restore+0x53/0x53 [ 44.197193] ? isolate_lru_page+0x11d0/0x11d0 [ 44.197641] warn_alloc+0x1c2/0x2f0 [ 44.197981] ? zone_watermark_ok_safe+0x430/0x430 [ 44.198498] ? rcu_note_context_switch+0x710/0x710 [ 44.198974] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 44.199516] ? warn_alloc+0x2f0/0x2f0 [ 44.199889] ? SyS_ioctl+0x8f/0xc0 [ 44.200275] ? warn_alloc+0x2f0/0x2f0 [ 44.200654] ? save_stack_trace+0x16/0x20 [ 44.201059] ? check_noncircular+0x20/0x20 [ 44.201498] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 44.202021] ? find_held_lock+0x39/0x1d0 [ 44.202449] ? lock_downgrade+0x990/0x990 [ 44.202885] ? check_same_owner+0x320/0x320 [ 44.203324] ? rcu_note_context_switch+0x710/0x710 [ 44.203781] ? check_noncircular+0x20/0x20 [ 44.204200] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 44.204854] ? __might_sleep+0x95/0x190 [ 44.205256] __alloc_pages_nodemask+0x9f7/0xd80 [ 44.205708] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 44.206255] ? __alloc_pages_nodemask+0xae5/0xd80 [ 44.206881] ? find_held_lock+0x39/0x1d0 [ 44.207668] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 44.208156] ? cache_grow_begin+0x31b/0x400 [ 44.208589] cache_grow_begin+0x86/0x400 [ 44.208984] fallback_alloc+0x150/0x2b0 [ 44.209390] ____cache_alloc_node+0x1cf/0x1e0 [ 44.209814] kmem_cache_alloc_trace+0x27d/0x750 [ 44.210271] ? lock_downgrade+0x990/0x990 [ 44.210693] kvm_dev_ioctl+0x216/0x1840 [ 44.211107] ? lock_release+0xd70/0xd70 [ 44.211503] ? install_new_memslots+0x420/0x420 [ 44.211983] ? avc_has_extended_perms+0x7fa/0x12c0 [ 44.212506] ? unwind_get_return_address+0x61/0xa0 [ 44.213016] ? avc_ss_reset+0x110/0x110 [ 44.213412] ? putname+0xee/0x130 [ 44.213753] ? save_stack+0xa3/0xd0 [ 44.214111] ? save_stack_trace+0x16/0x20 [ 44.214516] ? save_stack+0x43/0xd0 [ 44.214890] ? kasan_slab_free+0x71/0xc0 [ 44.215295] ? kmem_cache_free+0x77/0x280 [ 44.215711] ? putname+0xee/0x130 [ 44.216060] ? do_sys_open+0x31b/0x6d0 [ 44.216460] ? __lock_is_held+0xbc/0x140 [ 44.216892] ? check_same_owner+0x320/0x320 [ 44.217335] ? rcu_note_context_switch+0x710/0x710 [ 44.217792] ? install_new_memslots+0x420/0x420 [ 44.218246] do_vfs_ioctl+0x1b1/0x1530 [ 44.218625] ? _cond_resched+0x14/0x30 [ 44.218948] ? ioctl_preallocate+0x2b0/0x2b0 [ 44.219323] ? selinux_capable+0x40/0x40 [ 44.219738] ? putname+0xf3/0x130 [ 44.220099] ? security_file_ioctl+0x7d/0xb0 [ 44.220529] ? security_file_ioctl+0x89/0xb0 [ 44.220967] SyS_ioctl+0x8f/0xc0 [ 44.221270] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 44.221658] RIP: 0033:0x4353a9 [ 44.221973] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 44.222732] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 44.223446] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000319 [ 44.224145] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 44.224855] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 44.225539] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 44.226992] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 44.228886] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 44.229435] CPU: 0 PID: 3051 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 44.230228] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 44.231055] Call Trace: [ 44.231321] dump_stack+0x194/0x257 [ 44.231688] ? arch_local_irq_restore+0x53/0x53 [ 44.231748] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 44.231765] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 44.233814] ? flush_work+0x621/0x930 [ 44.234200] warn_alloc+0x1c2/0x2f0 [ 44.234565] ? zone_watermark_ok_safe+0x430/0x430 [ 44.235042] ? mutex_unlock+0xd/0x10 [ 44.235438] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 44.235975] ? warn_alloc+0x2f0/0x2f0 [ 44.236355] ? SyS_ioctl+0x8f/0xc0 [ 44.236710] ? warn_alloc+0x2f0/0x2f0 [ 44.237102] ? save_stack_trace+0x16/0x20 [ 44.237524] ? check_noncircular+0x20/0x20 [ 44.237952] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 44.238477] ? find_held_lock+0x39/0x1d0 [ 44.238893] ? lock_downgrade+0x990/0x990 [ 44.239333] ? check_same_owner+0x320/0x320 [ 44.239762] ? rcu_note_context_switch+0x710/0x710 [ 44.240245] ? check_noncircular+0x20/0x20 [ 44.240660] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 44.241325] ? __might_sleep+0x95/0x190 [ 44.241724] __alloc_pages_nodemask+0x9f7/0xd80 [ 44.242191] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 44.242681] ? __alloc_pages_nodemask+0xae5/0xd80 [ 44.243177] ? find_held_lock+0x39/0x1d0 [ 44.243582] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 44.244104] ? cache_grow_begin+0x31b/0x400 [ 44.244534] cache_grow_begin+0x86/0x400 [ 44.244951] fallback_alloc+0x150/0x2b0 [ 44.244958] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 44.244976] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 44.246871] ____cache_alloc_node+0x1cf/0x1e0 [ 44.247296] kmem_cache_alloc_trace+0x27d/0x750 [ 44.247720] ? lock_downgrade+0x990/0x990 [ 44.248113] kvm_dev_ioctl+0x216/0x1840 [ 44.248481] ? lock_release+0xd70/0xd70 [ 44.249116] ? install_new_memslots+0x420/0x420 [ 44.249540] ? avc_has_extended_perms+0x7fa/0x12c0 [ 44.249974] ? unwind_get_return_address+0x61/0xa0 [ 44.250435] ? avc_ss_reset+0x110/0x110 [ 44.250800] ? putname+0xee/0x130 [ 44.251133] ? save_stack+0xa3/0xd0 [ 44.251466] ? save_stack_trace+0x16/0x20 [ 44.251841] ? save_stack+0x43/0xd0 [ 44.252173] ? kasan_slab_free+0x71/0xc0 [ 44.252542] ? kmem_cache_free+0x77/0x280 [ 44.252916] ? putname+0xee/0x130 [ 44.253233] ? do_sys_open+0x31b/0x6d0 [ 44.253595] ? __lock_is_held+0xbc/0x140 [ 44.253985] ? check_same_owner+0x320/0x320 [ 44.254383] ? rcu_note_context_switch+0x710/0x710 [ 44.254838] ? install_new_memslots+0x420/0x420 [ 44.255268] do_vfs_ioctl+0x1b1/0x1530 [ 44.255621] ? _cond_resched+0x14/0x30 [ 44.255976] ? ioctl_preallocate+0x2b0/0x2b0 [ 44.256377] ? selinux_capable+0x40/0x40 [ 44.256743] ? putname+0xf3/0x130 [ 44.257074] ? security_file_ioctl+0x7d/0xb0 [ 44.257470] ? security_file_ioctl+0x89/0xb0 [ 44.257872] SyS_ioctl+0x8f/0xc0 [ 44.258186] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 44.258617] RIP: 0033:0x4353a9 [ 44.258910] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 44.259610] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 44.260258] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000314 [ 44.260901] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 44.261528] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 44.262166] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 44.262828] CPU: 2 PID: 3053 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 44.263619] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 44.264401] Call Trace: [ 44.264762] dump_stack+0x194/0x257 [ 44.265159] ? arch_local_irq_restore+0x53/0x53 [ 44.265590] ? flush_work+0x621/0x930 [ 44.265953] warn_alloc+0x1c2/0x2f0 [ 44.266298] ? zone_watermark_ok_safe+0x430/0x430 [ 44.266865] ? mutex_unlock+0xd/0x10 [ 44.267284] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 44.267788] ? warn_alloc+0x2f0/0x2f0 [ 44.268141] ? SyS_ioctl+0x8f/0xc0 [ 44.268488] ? warn_alloc+0x2f0/0x2f0 [ 44.268857] ? save_stack_trace+0x16/0x20 [ 44.269268] ? check_noncircular+0x20/0x20 [ 44.269684] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 44.270780] ? find_held_lock+0x39/0x1d0 [ 44.271252] ? lock_downgrade+0x990/0x990 [ 44.271676] ? check_same_owner+0x320/0x320 [ 44.272157] ? rcu_note_context_switch+0x710/0x710 [ 44.272703] ? check_noncircular+0x20/0x20 [ 44.273192] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 44.273889] ? __might_sleep+0x95/0x190 [ 44.274323] __alloc_pages_nodemask+0x9f7/0xd80 [ 44.274799] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 44.275323] ? __alloc_pages_nodemask+0xae5/0xd80 [ 44.275855] ? find_held_lock+0x39/0x1d0 [ 44.276274] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 44.276774] ? cache_grow_begin+0x31b/0x400 [ 44.277185] cache_grow_begin+0x86/0x400 [ 44.277658] fallback_alloc+0x150/0x2b0 executing program [ 44.278115] ____cache_alloc_node+0x1cf/0x1e0 [ 44.278658] kmem_cache_alloc_trace+0x27d/0x750 [ 44.279105] ? lock_downgrade+0x990/0x990 [ 44.279508] kvm_dev_ioctl+0x216/0x1840 [ 44.279885] ? lock_release+0xd70/0xd70 [ 44.280252] ? install_new_memslots+0x420/0x420 [ 44.280699] ? avc_has_extended_perms+0x7fa/0x12c0 [ 44.281150] ? unwind_get_return_address+0x61/0xa0 [ 44.281616] ? avc_ss_reset+0x110/0x110 [ 44.281986] ? putname+0xee/0x130 [ 44.282306] ? save_stack+0xa3/0xd0 [ 44.282641] ? save_stack_trace+0x16/0x20 [ 44.283020] ? save_stack+0x43/0xd0 [ 44.283360] ? kasan_slab_free+0x71/0xc0 [ 44.283739] ? kmem_cache_free+0x77/0x280 [ 44.284121] ? putname+0xee/0x130 [ 44.284441] ? do_sys_open+0x31b/0x6d0 [ 44.284804] ? __lock_is_held+0xbc/0x140 [ 44.285198] ? check_same_owner+0x320/0x320 [ 44.285602] ? rcu_note_context_switch+0x710/0x710 [ 44.286079] ? install_new_memslots+0x420/0x420 [ 44.286541] do_vfs_ioctl+0x1b1/0x1530 executing program [ 44.286958] ? _cond_resched+0x14/0x30 [ 44.287462] ? ioctl_preallocate+0x2b0/0x2b0 [ 44.287888] ? selinux_capable+0x40/0x40 [ 44.288282] ? putname+0xf3/0x130 [ 44.288637] ? security_file_ioctl+0x7d/0xb0 [ 44.289043] ? security_file_ioctl+0x89/0xb0 [ 44.289448] SyS_ioctl+0x8f/0xc0 [ 44.289767] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 44.290199] RIP: 0033:0x4353a9 [ 44.290494] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 44.291208] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 44.291832] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000031e [ 44.292948] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 44.293602] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 44.294258] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 44.294945] CPU: 1 PID: 3057 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 44.295796] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 44.296609] Call Trace: [ 44.296878] dump_stack+0x194/0x257 [ 44.297248] ? arch_local_irq_restore+0x53/0x53 [ 44.297698] ? isolate_lru_page+0x11d0/0x11d0 [ 44.298149] warn_alloc+0x1c2/0x2f0 [ 44.298515] ? zone_watermark_ok_safe+0x430/0x430 [ 44.299029] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 44.299562] ? warn_alloc+0x2f0/0x2f0 [ 44.299946] ? SyS_ioctl+0x8f/0xc0 [ 44.300302] ? warn_alloc+0x2f0/0x2f0 [ 44.300679] ? save_stack_trace+0x16/0x20 [ 44.301090] ? alloc_set_pte+0x1162/0x18f0 [ 44.301518] ? check_noncircular+0x20/0x20 [ 44.301947] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 44.302473] ? find_held_lock+0x39/0x1d0 [ 44.302893] ? lock_downgrade+0x990/0x990 [ 44.303340] ? check_same_owner+0x320/0x320 [ 44.303779] ? rcu_note_context_switch+0x710/0x710 [ 44.304270] ? check_noncircular+0x20/0x20 executing program [ 44.304705] ? __might_sleep+0x95/0x190 [ 44.305229] __alloc_pages_nodemask+0x9f7/0xd80 [ 44.305713] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 44.306212] ? __alloc_pages_nodemask+0xae5/0xd80 [ 44.306693] ? find_held_lock+0x39/0x1d0 [ 44.307109] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 44.307567] ? cache_grow_begin+0x31b/0x400 [ 44.307950] cache_grow_begin+0x86/0x400 [ 44.308310] fallback_alloc+0x150/0x2b0 [ 44.308667] ____cache_alloc_node+0x1cf/0x1e0 [ 44.309066] kmem_cache_alloc_trace+0x27d/0x750 [ 44.309464] ? lock_downgrade+0x990/0x990 [ 44.309832] kvm_dev_ioctl+0x216/0x1840 [ 44.310183] ? lock_release+0xd70/0xd70 [ 44.310528] ? install_new_memslots+0x420/0x420 [ 44.310929] ? check_noncircular+0x20/0x20 [ 44.311300] ? __handle_mm_fault+0x587/0x39c0 [ 44.311693] ? avc_has_extended_perms+0x7fa/0x12c0 [ 44.312126] ? avc_ss_reset+0x110/0x110 [ 44.312477] ? lock_downgrade+0x990/0x990 [ 44.312864] ? check_same_owner+0x320/0x320 [ 44.313228] ? __handle_mm_fault+0x39c0/0x39c0 [ 44.313613] ? vmacache_find+0x61/0x270 [ 44.313953] ? rcu_note_context_switch+0x710/0x710 [ 44.314374] ? install_new_memslots+0x420/0x420 [ 44.315372] do_vfs_ioctl+0x1b1/0x1530 [ 44.316134] ? _cond_resched+0x14/0x30 [ 44.316924] ? ioctl_preallocate+0x2b0/0x2b0 [ 44.317794] ? selinux_capable+0x40/0x40 [ 44.318527] ? putname+0xf3/0x130 [ 44.319401] ? security_file_ioctl+0x7d/0xb0 [ 44.320212] ? security_file_ioctl+0x89/0xb0 [ 44.320973] SyS_ioctl+0x8f/0xc0 [ 44.321616] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 44.322522] RIP: 0033:0x4353a9 [ 44.323193] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 44.324661] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 44.326048] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002a5 [ 44.327468] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 44.328696] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 44.329997] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 executing program [ 44.467112] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 44.467991] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 44.468424] CPU: 2 PID: 3052 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 44.469013] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 44.469584] Call Trace: [ 44.469773] dump_stack+0x194/0x257 [ 44.470031] ? arch_local_irq_restore+0x53/0x53 [ 44.470372] ? flush_work+0x621/0x930 [ 44.470645] warn_alloc+0x1c2/0x2f0 [ 44.470902] ? zone_watermark_ok_safe+0x430/0x430 [ 44.471262] ? mutex_unlock+0xd/0x10 [ 44.471539] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 44.471911] ? warn_alloc+0x2f0/0x2f0 [ 44.472180] ? SyS_ioctl+0x8f/0xc0 [ 44.472441] ? warn_alloc+0x2f0/0x2f0 [ 44.472709] ? save_stack_trace+0x16/0x20 [ 44.473007] ? check_noncircular+0x20/0x20 [ 44.473389] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 44.473762] ? find_held_lock+0x39/0x1d0 [ 44.474130] ? lock_downgrade+0x990/0x990 [ 44.474446] ? check_same_owner+0x320/0x320 [ 44.474828] ? unwind_dump+0x4c0/0x4c0 [ 44.475109] ? rcu_note_context_switch+0x710/0x710 [ 44.475541] ? check_noncircular+0x20/0x20 [ 44.475839] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 44.476423] ? __might_sleep+0x95/0x190 [ 44.476707] __alloc_pages_nodemask+0x9f7/0xd80 [ 44.477121] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 44.477482] ? __alloc_pages_nodemask+0xae5/0xd80 [ 44.477909] ? find_held_lock+0x39/0x1d0 [ 44.478197] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 44.478654] ? cache_grow_begin+0x31b/0x400 [ 44.478963] cache_grow_begin+0x86/0x400 [ 44.479335] fallback_alloc+0x150/0x2b0 [ 44.479620] ____cache_alloc_node+0x1cf/0x1e0 [ 44.480020] kmem_cache_alloc_trace+0x27d/0x750 [ 44.480362] ? lock_downgrade+0x990/0x990 [ 44.480735] kvm_dev_ioctl+0x216/0x1840 [ 44.481020] ? lock_release+0xd70/0xd70 [ 44.481373] ? install_new_memslots+0x420/0x420 [ 44.481704] ? check_noncircular+0x20/0x20 [ 44.482006] ? avc_has_extended_perms+0x7fa/0x12c0 [ 44.482438] ? unwind_get_return_address+0x61/0xa0 [ 44.482791] ? avc_ss_reset+0x110/0x110 [ 44.483141] ? find_held_lock+0x39/0x1d0 [ 44.483464] ? check_same_owner+0x320/0x320 [ 44.483848] ? rcu_note_context_switch+0x710/0x710 [ 44.484773] ? install_new_memslots+0x420/0x420 [ 44.485184] do_vfs_ioctl+0x1b1/0x1530 [ 44.485528] ? _cond_resched+0x14/0x30 [ 44.485884] ? ioctl_preallocate+0x2b0/0x2b0 [ 44.486275] ? selinux_capable+0x40/0x40 [ 44.486636] ? putname+0xf3/0x130 [ 44.486955] ? security_file_ioctl+0x7d/0xb0 [ 44.487356] ? security_file_ioctl+0x89/0xb0 [ 44.487757] SyS_ioctl+0x8f/0xc0 [ 44.488061] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 44.488492] RIP: 0033:0x4353a9 [ 44.488784] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 44.489556] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 44.490345] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002c8 [ 44.491148] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 44.492000] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 44.492825] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 47.139062] udevd invoked oom-killer: gfp_mask=0x16142c0(GFP_KERNEL|__GFP_NOWARN|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_NOTRACK), nodemask=(null), order=1, oom_score_adj=-1000 [ 47.140971] udevd cpuset=/ mems_allowed=0-1 [ 47.141495] CPU: 1 PID: 1524 Comm: udevd Not tainted 4.13.0-rc6-next-20170825+ #9 [ 47.142285] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 47.142909] Call Trace: [ 47.143112] dump_stack+0x194/0x257 [ 47.143369] ? arch_local_irq_restore+0x53/0x53 [ 47.143694] ? check_noncircular+0x20/0x20 [ 47.143996] dump_header+0x234/0xa0e [ 47.144258] ? pagefault_out_of_memory+0x152/0x152 [ 47.144704] ? lock_acquire+0x1d5/0x580 [ 47.145039] ? ___ratelimit+0x152/0x630 [ 47.145411] ? do_raw_spin_trylock+0x190/0x190 [ 47.145786] ? mark_held_locks+0xb2/0x100 [ 47.146154] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 47.146634] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 47.147098] ? trace_hardirqs_on+0xd/0x10 [ 47.147500] ? ___ratelimit+0x95/0x630 [ 47.147864] ? idr_get_free+0xff0/0xff0 [ 47.148236] ? lock_downgrade+0x990/0x990 [ 47.148622] ? cred_has_capability+0x1a0/0x3d0 [ 47.149051] oom_kill_process+0x86d/0x13d0 [ 47.149448] ? lock_release+0xd70/0xd70 [ 47.149825] ? oom_evaluate_task+0x480/0x480 [ 47.150242] ? security_capable_noaudit+0x8b/0xc0 [ 47.150694] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 47.151612] ? check_noncircular+0x20/0x20 [ 47.152003] ? has_capability+0x30/0x30 [ 47.152380] ? has_capability_noaudit+0x24/0x30 [ 47.152813] ? oom_badness+0xdf/0xb80 [ 47.153174] ? find_held_lock+0x39/0x1d0 [ 47.153567] ? lock_downgrade+0x990/0x990 [ 47.153962] ? out_of_memory+0x8c1/0x11d0 [ 47.154394] ? oom_reaper+0x4d0/0x4d0 [ 47.154810] ? lock_release+0xd70/0xd70 [ 47.155165] ? __alloc_pages_slowpath+0x10f6/0x2ee0 [ 47.155631] ? oom_evaluate_task+0x284/0x480 [ 47.155939] out_of_memory+0x7dd/0x11d0 [ 47.156318] ? oom_killer_disable+0x310/0x310 [ 47.156627] ? mutex_trylock+0x23a/0x2d0 [ 47.157004] ? rcu_pm_notify+0xc0/0xc0 [ 47.157299] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 47.157820] __alloc_pages_slowpath+0x1eae/0x2ee0 [ 47.158191] ? warn_alloc+0x2f0/0x2f0 [ 47.158570] ? __alloc_skb+0x13b/0x740 [ 47.158877] ? warn_alloc+0x2f0/0x2f0 [ 47.159242] ? save_stack_trace+0x16/0x20 [ 47.159567] ? sock_sendmsg+0xca/0x110 [ 47.159846] ? check_noncircular+0x20/0x20 [ 47.160246] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 47.160611] ? lock_downgrade+0x990/0x990 [ 47.161002] ? find_held_lock+0x39/0x1d0 [ 47.161297] ? lock_downgrade+0x990/0x990 [ 47.161699] ? check_same_owner+0x320/0x320 [ 47.161999] ? __free_insn_slot+0x5c0/0x5c0 [ 47.162407] ? __might_sleep+0x95/0x190 [ 47.162680] __alloc_pages_nodemask+0x9f7/0xd80 [ 47.163127] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 47.163479] ? __alloc_pages_nodemask+0xae5/0xd80 [ 47.163927] ? find_held_lock+0x39/0x1d0 [ 47.164309] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 47.164790] ? cache_grow_begin+0x31b/0x400 [ 47.165194] cache_grow_begin+0x86/0x400 [ 47.165576] fallback_alloc+0x150/0x2b0 [ 47.165968] ____cache_alloc_node+0x1cf/0x1e0 [ 47.166399] kmem_cache_alloc_node_trace+0xe9/0x760 [ 47.166895] __kmalloc_node_track_caller+0x33/0x70 [ 47.167381] __kmalloc_reserve.isra.41+0x41/0xd0 [ 47.167855] __alloc_skb+0x13b/0x740 [ 47.168222] ? skb_copy_and_csum_dev+0x360/0x360 [ 47.168683] ? _copy_from_user+0x99/0x110 [ 47.169105] ? rw_copy_check_uvector+0x1ce/0x280 [ 47.169573] ? selinux_capable+0x36/0x40 [ 47.169967] ? security_capable+0x8e/0xc0 [ 47.170315] ? ns_capable_common+0xcf/0x160 [ 47.170633] netlink_sendmsg+0xa86/0xe70 [ 47.170921] ? netlink_unicast+0x6f0/0x6f0 [ 47.171233] ? security_socket_sendmsg+0x89/0xb0 [ 47.171645] ? netlink_unicast+0x6f0/0x6f0 [ 47.172336] sock_sendmsg+0xca/0x110 [ 47.172591] ___sys_sendmsg+0x748/0x8c0 [ 47.172876] ? print_usage_bug+0x480/0x480 [ 47.173176] ? remove_vma+0x162/0x1b0 [ 47.173463] ? copy_msghdr_from_user+0x590/0x590 [ 47.173800] ? save_stack+0x43/0xd0 [ 47.174063] ? kmem_cache_free+0x77/0x280 [ 47.174372] ? remove_vma+0x162/0x1b0 [ 47.174645] ? do_munmap+0x82a/0xdf0 [ 47.174944] ? vm_munmap+0x10b/0x180 [ 47.175297] ? SyS_munmap+0x25/0x30 [ 47.175562] ? find_held_lock+0x39/0x1d0 [ 47.175947] ? fget_raw+0x20/0x20 [ 47.176193] ? __lock_is_held+0xbc/0x140 [ 47.176577] ? userfaultfd_unmap_complete+0x327/0x510 [ 47.176945] ? __fdget+0x18/0x20 [ 47.177263] __sys_sendmsg+0xe5/0x210 [ 47.177535] ? __sys_sendmsg+0xe5/0x210 [ 47.177903] ? SyS_shutdown+0x290/0x290 [ 47.178185] ? up_write+0x6b/0x120 [ 47.178514] ? up_read+0x40/0x40 [ 47.178756] ? do_munmap+0x4e2/0xdf0 [ 47.179126] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 47.179478] SyS_sendmsg+0x2d/0x50 [ 47.179810] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 47.180146] RIP: 0033:0x7f6b7479e320 [ 47.180490] RSP: 002b:00007ffe1ba71b18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 47.181027] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6b7479e320 [ 47.181687] RDX: 0000000000000000 RSI: 00007ffe1ba71b60 RDI: 0000000000000004 [ 47.182222] RBP: 0000000000000086 R08: 00007f6b74a47e40 R09: 00007f6b74a47e90 [ 47.182886] R10: 00007f6b74a47e90 R11: 0000000000000246 R12: 00000000ffffffff [ 47.183571] R13: 00000000014ab930 R14: 0000000000000006 R15: 0000000000000ae8 [ 47.184295] Mem-Info: [ 47.184741] active_anon:3013 inactive_anon:42 isolated_anon:0 [ 47.184741] active_file:21 inactive_file:70 isolated_file:0 [ 47.184741] unevictable:0 dirty:42 writeback:23 unstable:0 [ 47.184741] slab_reclaimable:53952 slab_unreclaimable:329050 [ 47.184741] mapped:11 shmem:77 pagetables:296 bounce:0 [ 47.184741] free:18230 free_pcp:51 free_cma:0 [ 47.187548] Node 0 active_anon:6356kB inactive_anon:88kB active_file:40kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:180kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 47.190400] Node 1 active_anon:5696kB inactive_anon:80kB active_file:28kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:40kB dirty:168kB writeback:92kB shmem:128kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 47.193291] Node 0 DMA free:4140kB min:640kB low:800kB high:960kB active_anon:52kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 47.196211] lowmem_reserve[]: 0 886 886 886 [ 47.196636] Node 0 DMA32 free:36344kB min:36536kB low:45668kB high:54800kB active_anon:6304kB inactive_anon:88kB active_file:40kB inactive_file:40kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1696kB pagetables:432kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 47.199390] lowmem_reserve[]: 0 0 0 0 [ 47.199829] Node 1 DMA32 free:32312kB min:30404kB low:38004kB high:45604kB active_anon:5696kB inactive_anon:80kB active_file:140kB inactive_file:524kB unevictable:0kB writepending:260kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2176kB pagetables:752kB bounce:0kB free_pcp:460kB local_pcp:0kB free_cma:0kB [ 47.203038] lowmem_reserve[]: 0 0 0 0 [ 47.203484] Node 0 DMA: 13*4kB (UME) 3*8kB (M) 0*16kB 3*32kB (UME) 0*64kB 3*128kB (UME) 2*256kB (UM) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4140kB [ 47.206037] Node 0 DMA32: 303*4kB (UM) 474*8kB (UM) 262*16kB (UM) 186*32kB (UM) 75*64kB (UM) 11*128kB (ME) 4*256kB (UM) 1*512kB (E) 1*1024kB (M) 2*2048kB (UM) 2*4096kB (M) = 36204kB [ 47.208028] Node 1 DMA32: 26*4kB (EH) 322*8kB (UEH) 591*16kB (UMEH) 348*32kB (UMEH) 117*64kB (UMEH) 2*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 31016kB [ 47.209861] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 47.210915] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 47.211849] 481 total pagecache pages [ 47.212277] 0 pages in swap cache [ 47.212623] Swap cache stats: add 0, delete 0, find 0/0 [ 47.213192] Free swap = 0kB [ 47.213512] Total swap = 0kB executing program executing program [ 47.213845] 524186 pages RAM [ 47.227957] 0 pages HighMem/MovableOnly [ 47.228960] 103968 pages reserved [ 47.229564] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 47.230657] [ 1524] 0 1524 7031 1820 19 3 0 -1000 udevd [ 47.232229] [ 2930] 0 2930 14336 227 24 3 0 0 rsyslogd [ 47.233317] [ 2968] 0 2968 4725 50 15 3 0 0 cron [ 47.234373] [ 2989] 0 2989 12490 153 27 3 0 -1000 sshd [ 47.235518] [ 3020] 0 3020 3694 39 12 3 0 0 getty [ 47.237841] [ 3021] 0 3021 3694 39 13 3 0 0 getty [ 47.238789] [ 3022] 0 3022 3694 38 13 3 0 0 getty [ 47.239748] [ 3023] 0 3023 3694 40 13 3 0 0 getty [ 47.240719] [ 3024] 0 3024 3694 40 13 3 0 0 getty [ 47.241666] [ 3025] 0 3025 3694 42 13 3 0 0 getty [ 47.242580] [ 3026] 0 3026 3649 38 13 3 0 0 getty [ 47.243526] [ 3029] 0 3029 5348 146 15 3 0 -1000 udevd [ 47.244463] [ 3030] 0 3030 5337 140 15 3 0 -1000 udevd [ 47.245404] [ 3047] 0 3047 17820 313 40 3 0 0 sshd executing program [ 47.246360] [ 3051] 0 3051 4366 11 5 2 0 0 syzkaller654766 [ 47.251532] [ 3052] 0 3052 4366 11 5 2 0 0 syzkaller654766 [ 47.252576] [ 3053] 0 3053 4366 11 5 2 0 0 syzkaller654766 [ 47.253653] [ 3054] 0 3054 4366 55 5 2 0 0 syzkaller654766 [ 47.254739] [ 3055] 0 3055 4366 58 5 2 0 0 syzkaller654766 [ 47.255833] [ 3056] 0 3056 4366 58 5 2 0 0 syzkaller654766 [ 47.256889] [ 3057] 0 3057 4366 11 5 2 0 0 syzkaller654766 [ 47.260864] [ 3058] 0 3058 4366 11 5 2 0 0 syzkaller654766 [ 47.261875] Out of memory: Kill process 2930 (rsyslogd) score 0 or sacrifice child [ 47.276927] Killed process 2930 (rsyslogd) total-vm:57344kB, anon-rss:908kB, file-rss:0kB, shmem-rss:0kB [ 47.282138] oom_reaper: reaped process 2930 (rsyslogd), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 47.329542] rs:main Q:Reg (2933) used greatest stack depth: 11472 bytes left [ 47.339318] rsyslogd (2935) used greatest stack depth: 9360 bytes left executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 48.732682] warn_alloc: 38 callbacks suppressed [ 48.733366] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 48.735271] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 48.735851] CPU: 1 PID: 3054 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 48.736701] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 48.737685] Call Trace: [ 48.738003] dump_stack+0x194/0x257 [ 48.738393] ? arch_local_irq_restore+0x53/0x53 [ 48.738908] ? flush_work+0x621/0x930 [ 48.739322] warn_alloc+0x1c2/0x2f0 [ 48.739701] ? zone_watermark_ok_safe+0x430/0x430 [ 48.740232] ? mutex_unlock+0xd/0x10 [ 48.740792] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 48.741414] ? warn_alloc+0x2f0/0x2f0 [ 48.741808] ? SyS_ioctl+0x8f/0xc0 [ 48.742203] ? warn_alloc+0x2f0/0x2f0 [ 48.742591] ? save_stack_trace+0x16/0x20 [ 48.743120] ? check_noncircular+0x20/0x20 [ 48.743877] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 48.744737] ? find_held_lock+0x39/0x1d0 [ 48.745320] ? lock_downgrade+0x990/0x990 [ 48.745887] ? check_same_owner+0x320/0x320 [ 48.746626] ? rcu_note_context_switch+0x710/0x710 [ 48.747513] ? check_noncircular+0x20/0x20 [ 48.748254] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 48.749098] ? __might_sleep+0x95/0x190 [ 48.749511] __alloc_pages_nodemask+0x9f7/0xd80 [ 48.750005] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 48.751114] ? __alloc_pages_nodemask+0xae5/0xd80 [ 48.751599] ? find_held_lock+0x39/0x1d0 [ 48.752002] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 48.752466] ? cache_grow_begin+0x31b/0x400 [ 48.752758] cache_grow_begin+0x86/0x400 [ 48.753060] fallback_alloc+0x150/0x2b0 [ 48.753331] ____cache_alloc_node+0x1cf/0x1e0 [ 48.753634] kmem_cache_alloc_trace+0x27d/0x750 [ 48.753960] ? lock_downgrade+0x990/0x990 [ 48.754250] kvm_dev_ioctl+0x216/0x1840 [ 48.754518] ? lock_release+0xd70/0xd70 [ 48.754781] ? install_new_memslots+0x420/0x420 [ 48.755185] ? avc_has_extended_perms+0x7fa/0x12c0 [ 48.755512] ? unwind_get_return_address+0x61/0xa0 [ 48.755933] ? avc_ss_reset+0x110/0x110 [ 48.756207] ? putname+0xee/0x130 [ 48.756509] ? save_stack+0xa3/0xd0 [ 48.756756] ? save_stack_trace+0x16/0x20 [ 48.757078] ? save_stack+0x43/0xd0 [ 48.757319] ? kasan_slab_free+0x71/0xc0 [ 48.757586] ? kmem_cache_free+0x77/0x280 [ 48.757861] ? putname+0xee/0x130 [ 48.758155] ? do_sys_open+0x31b/0x6d0 [ 48.758421] ? __lock_is_held+0xbc/0x140 [ 48.758784] ? check_same_owner+0x320/0x320 [ 48.759069] ? rcu_note_context_switch+0x710/0x710 [ 48.759404] ? install_new_memslots+0x420/0x420 [ 48.759795] do_vfs_ioctl+0x1b1/0x1530 [ 48.760053] ? _cond_resched+0x14/0x30 [ 48.760397] ? ioctl_preallocate+0x2b0/0x2b0 [ 48.760703] ? selinux_capable+0x40/0x40 [ 48.761067] ? putname+0xf3/0x130 [ 48.761387] ? security_file_ioctl+0x7d/0xb0 [ 48.761684] ? security_file_ioctl+0x89/0xb0 [ 48.762083] SyS_ioctl+0x8f/0xc0 [ 48.762385] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 48.762715] RIP: 0033:0x4353a9 [ 48.763007] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 48.763672] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 48.764216] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000035f [ 48.764765] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 48.765239] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 48.765855] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 48.766383] warn_alloc_show_mem: 9 callbacks suppressed [ 48.766844] Mem-Info: [ 48.767488] active_anon:2767 inactive_anon:42 isolated_anon:0 [ 48.767488] active_file:47 inactive_file:49 isolated_file:22 [ 48.767488] unevictable:0 dirty:0 writeback:0 unstable:0 [ 48.767488] slab_reclaimable:53974 slab_unreclaimable:329114 [ 48.767488] mapped:58 shmem:77 pagetables:272 bounce:0 [ 48.767488] free:18329 free_pcp:208 free_cma:0 [ 48.772405] Node 0 active_anon:6228kB inactive_anon:88kB active_file:40kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:180kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 48.776375] Node 1 active_anon:4840kB inactive_anon:80kB active_file:148kB inactive_file:1156kB unevictable:0kB isolated(anon):0kB isolated(file):88kB mapped:1128kB dirty:0kB writeback:0kB shmem:128kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 48.795578] Node 0 DMA free:4140kB min:640kB low:800kB high:960kB active_anon:52kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 48.797925] lowmem_reserve[]: 0 886 886 886 [ 48.798366] Node 0 DMA32 free:36212kB min:36536kB low:45668kB high:54800kB active_anon:6176kB inactive_anon:88kB active_file:40kB inactive_file:40kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1664kB pagetables:380kB bounce:0kB free_pcp:360kB local_pcp:228kB free_cma:0kB [ 48.800871] lowmem_reserve[]: 0 0 0 0 [ 48.801258] Node 1 DMA32 free:31600kB min:30404kB low:38004kB high:45604kB active_anon:4840kB inactive_anon:80kB active_file:48kB inactive_file:992kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2080kB pagetables:708kB bounce:0kB free_pcp:636kB local_pcp:228kB free_cma:0kB [ 48.803804] lowmem_reserve[]: 0 0 0 0 [ 48.804191] Node 0 DMA: 13*4kB (UME) 3*8kB (M) 0*16kB 3*32kB (UME) 0*64kB 3*128kB (UME) 2*256kB (UM) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4140kB [ 48.807066] Node 0 DMA32: 289*4kB (UME) 477*8kB (UME) 264*16kB (UM) 187*32kB (UM) 78*64kB (UME) 10*128kB (M) 4*256kB (UM) 1*512kB (E) 1*1024kB (M) 2*2048kB (UM) 2*4096kB (M) = 36300kB [ 48.818785] Node 1 DMA32: 61*4kB (UMH) 311*8kB (UMEH) 581*16kB (UEH) 356*32kB (UMEH) 118*64kB (UMEH) 2*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 31228kB [ 48.821145] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 48.821915] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 48.822616] 486 total pagecache pages [ 48.823147] 0 pages in swap cache [ 48.823421] Swap cache stats: add 0, delete 0, find 0/0 [ 48.823847] Free swap = 0kB [ 48.824262] Total swap = 0kB [ 48.824512] 524186 pages RAM [ 48.824864] 0 pages HighMem/MovableOnly [ 48.825402] 103968 pages reserved executing program executing program [ 49.001172] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 49.003241] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 49.004115] CPU: 0 PID: 3051 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 49.005379] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 49.007163] Call Trace: [ 49.007590] dump_stack+0x194/0x257 [ 49.008158] ? arch_local_irq_restore+0x53/0x53 [ 49.008838] ? flush_work+0x621/0x930 [ 49.009460] warn_alloc+0x1c2/0x2f0 [ 49.010076] ? zone_watermark_ok_safe+0x430/0x430 [ 49.010839] ? mutex_unlock+0xd/0x10 [ 49.011357] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 49.012218] ? warn_alloc+0x2f0/0x2f0 [ 49.012851] ? SyS_ioctl+0x8f/0xc0 [ 49.013435] ? warn_alloc+0x2f0/0x2f0 [ 49.013514] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 49.013531] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 49.014772] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 49.014788] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 49.019119] ? save_stack_trace+0x16/0x20 [ 49.019604] ? alloc_set_pte+0x1162/0x18f0 [ 49.020020] ? check_noncircular+0x20/0x20 [ 49.020422] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 49.021146] ? find_held_lock+0x39/0x1d0 [ 49.021744] ? lock_downgrade+0x990/0x990 [ 49.022373] ? check_same_owner+0x320/0x320 [ 49.023006] ? rcu_note_context_switch+0x710/0x710 [ 49.023697] ? check_noncircular+0x20/0x20 [ 49.024345] ? __might_sleep+0x95/0x190 [ 49.024731] __alloc_pages_nodemask+0x9f7/0xd80 [ 49.025302] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 49.026030] ? __alloc_pages_nodemask+0xae5/0xd80 [ 49.026735] ? find_held_lock+0x39/0x1d0 [ 49.027339] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 49.028654] ? cache_grow_begin+0x31b/0x400 [ 49.029067] cache_grow_begin+0x86/0x400 [ 49.029442] fallback_alloc+0x150/0x2b0 [ 49.029811] ____cache_alloc_node+0x1cf/0x1e0 [ 49.030228] kmem_cache_alloc_trace+0x27d/0x750 [ 49.030649] ? lock_downgrade+0x990/0x990 [ 49.031051] kvm_dev_ioctl+0x216/0x1840 [ 49.031417] ? lock_release+0xd70/0xd70 [ 49.031780] ? install_new_memslots+0x420/0x420 [ 49.032201] ? check_noncircular+0x20/0x20 [ 49.032586] ? __handle_mm_fault+0x587/0x39c0 [ 49.033030] ? avc_has_extended_perms+0x7fa/0x12c0 [ 49.033486] ? avc_ss_reset+0x110/0x110 [ 49.033854] ? lock_downgrade+0x990/0x990 [ 49.034265] ? check_same_owner+0x320/0x320 [ 49.034654] ? __handle_mm_fault+0x39c0/0x39c0 [ 49.035070] ? vmacache_find+0x61/0x270 [ 49.035443] ? rcu_note_context_switch+0x710/0x710 [ 49.035898] ? install_new_memslots+0x420/0x420 [ 49.036325] do_vfs_ioctl+0x1b1/0x1530 [ 49.036676] ? _cond_resched+0x14/0x30 [ 49.037037] ? ioctl_preallocate+0x2b0/0x2b0 [ 49.037441] ? selinux_capable+0x40/0x40 [ 49.037805] ? putname+0xf3/0x130 [ 49.038146] ? security_file_ioctl+0x7d/0xb0 [ 49.038539] ? security_file_ioctl+0x89/0xb0 [ 49.038945] SyS_ioctl+0x8f/0xc0 [ 49.039266] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 49.039688] RIP: 0033:0x4353a9 [ 49.039975] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 49.040660] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 49.041297] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000318 [ 49.041920] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 49.042544] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 49.043187] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 49.043849] CPU: 2 PID: 3058 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 49.044667] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 49.045449] Call Trace: [ 49.045703] dump_stack+0x194/0x257 [ 49.046089] ? arch_local_irq_restore+0x53/0x53 [ 49.046553] ? isolate_lru_page+0x11d0/0x11d0 [ 49.047022] warn_alloc+0x1c2/0x2f0 [ 49.047382] ? zone_watermark_ok_safe+0x430/0x430 [ 49.047896] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 49.048276] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 49.048293] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 49.053163] ? warn_alloc+0x2f0/0x2f0 [ 49.053578] ? SyS_ioctl+0x8f/0xc0 [ 49.054207] ? warn_alloc+0x2f0/0x2f0 [ 49.054653] ? save_stack_trace+0x16/0x20 [ 49.055507] ? check_noncircular+0x20/0x20 [ 49.055969] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 49.056927] ? find_held_lock+0x39/0x1d0 [ 49.057355] ? lock_downgrade+0x990/0x990 [ 49.058168] ? check_same_owner+0x320/0x320 [ 49.058643] ? rcu_note_context_switch+0x710/0x710 [ 49.059423] ? check_noncircular+0x20/0x20 [ 49.059900] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 49.060620] ? __might_sleep+0x95/0x190 [ 49.061113] __alloc_pages_nodemask+0x9f7/0xd80 [ 49.061639] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 49.062380] ? __alloc_pages_nodemask+0xae5/0xd80 [ 49.062950] ? find_held_lock+0x39/0x1d0 [ 49.065220] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 49.065875] ? cache_grow_begin+0x31b/0x400 [ 49.066481] cache_grow_begin+0x86/0x400 executing program [ 49.066891] fallback_alloc+0x150/0x2b0 [ 49.067389] ____cache_alloc_node+0x1cf/0x1e0 [ 49.067848] kmem_cache_alloc_trace+0x27d/0x750 [ 49.068263] ? lock_downgrade+0x990/0x990 [ 49.068645] kvm_dev_ioctl+0x216/0x1840 [ 49.069004] ? lock_release+0xd70/0xd70 [ 49.069358] ? install_new_memslots+0x420/0x420 [ 49.069801] ? avc_has_extended_perms+0x7fa/0x12c0 [ 49.070240] ? unwind_get_return_address+0x61/0xa0 [ 49.071565] ? avc_ss_reset+0x110/0x110 [ 49.071920] ? putname+0xee/0x130 [ 49.072229] ? save_stack+0xa3/0xd0 [ 49.072552] ? save_stack_trace+0x16/0x20 [ 49.072919] ? save_stack+0x43/0xd0 [ 49.073242] ? kasan_slab_free+0x71/0xc0 [ 49.073599] ? kmem_cache_free+0x77/0x280 [ 49.073965] ? putname+0xee/0x130 [ 49.074273] ? do_sys_open+0x31b/0x6d0 [ 49.074628] ? __lock_is_held+0xbc/0x140 [ 49.075013] ? check_same_owner+0x320/0x320 [ 49.075402] ? rcu_note_context_switch+0x710/0x710 [ 49.075829] ? install_new_memslots+0x420/0x420 [ 49.076244] do_vfs_ioctl+0x1b1/0x1530 [ 49.076587] ? _cond_resched+0x14/0x30 [ 49.076937] ? ioctl_preallocate+0x2b0/0x2b0 [ 49.077335] ? selinux_capable+0x40/0x40 [ 49.077702] ? putname+0xf3/0x130 [ 49.078022] ? security_file_ioctl+0x7d/0xb0 [ 49.078411] ? security_file_ioctl+0x89/0xb0 [ 49.078806] SyS_ioctl+0x8f/0xc0 [ 49.079117] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 49.079537] RIP: 0033:0x4353a9 [ 49.079816] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 49.080491] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 49.081124] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000313 [ 49.081759] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 49.082396] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 49.083033] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 49.083674] CPU: 3 PID: 3053 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 49.084280] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 49.084803] Call Trace: [ 49.085013] dump_stack+0x194/0x257 [ 49.085261] ? arch_local_irq_restore+0x53/0x53 [ 49.085563] ? isolate_lru_page+0x11d0/0x11d0 [ 49.085862] warn_alloc+0x1c2/0x2f0 [ 49.086164] ? zone_watermark_ok_safe+0x430/0x430 [ 49.086502] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 49.086855] ? warn_alloc+0x2f0/0x2f0 [ 49.087162] ? SyS_ioctl+0x8f/0xc0 [ 49.087407] ? warn_alloc+0x2f0/0x2f0 [ 49.087657] ? save_stack_trace+0x16/0x20 [ 49.087938] ? check_noncircular+0x20/0x20 [ 49.088275] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 49.088623] ? find_held_lock+0x39/0x1d0 [ 49.088898] ? lock_downgrade+0x990/0x990 [ 49.089204] ? check_same_owner+0x320/0x320 [ 49.089519] ? rcu_note_context_switch+0x710/0x710 [ 49.089843] ? check_noncircular+0x20/0x20 [ 49.090153] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 49.090612] ? __might_sleep+0x95/0x190 [ 49.090876] __alloc_pages_nodemask+0x9f7/0xd80 [ 49.091213] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 49.091564] ? __alloc_pages_nodemask+0xae5/0xd80 [ 49.092500] ? find_held_lock+0x39/0x1d0 [ 49.092789] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 49.093184] ? cache_grow_begin+0x31b/0x400 [ 49.093500] cache_grow_begin+0x86/0x400 [ 49.093822] fallback_alloc+0x150/0x2b0 [ 49.094146] ____cache_alloc_node+0x1cf/0x1e0 [ 49.094474] kmem_cache_alloc_trace+0x27d/0x750 [ 49.094812] ? lock_downgrade+0x990/0x990 [ 49.095168] kvm_dev_ioctl+0x216/0x1840 [ 49.095457] ? lock_release+0xd70/0xd70 [ 49.095739] ? install_new_memslots+0x420/0x420 [ 49.096130] ? avc_has_extended_perms+0x7fa/0x12c0 executing program [ 49.096483] ? unwind_get_return_address+0x61/0xa0 [ 49.096976] ? avc_ss_reset+0x110/0x110 [ 49.097314] ? putname+0xee/0x130 [ 49.097557] ? save_stack+0xa3/0xd0 [ 49.097825] ? save_stack_trace+0x16/0x20 [ 49.098190] ? save_stack+0x43/0xd0 [ 49.098461] ? kasan_slab_free+0x71/0xc0 [ 49.098749] ? kmem_cache_free+0x77/0x280 [ 49.099080] ? putname+0xee/0x130 [ 49.099376] ? do_sys_open+0x31b/0x6d0 [ 49.099652] ? __lock_is_held+0xbc/0x140 [ 49.099969] ? check_same_owner+0x320/0x320 [ 49.100313] ? rcu_note_context_switch+0x710/0x710 [ 49.100694] ? install_new_memslots+0x420/0x420 [ 49.101050] do_vfs_ioctl+0x1b1/0x1530 [ 49.101329] ? _cond_resched+0x14/0x30 [ 49.101642] ? ioctl_preallocate+0x2b0/0x2b0 [ 49.101974] ? selinux_capable+0x40/0x40 [ 49.102293] ? putname+0xf3/0x130 [ 49.102590] ? security_file_ioctl+0x7d/0xb0 [ 49.102902] ? security_file_ioctl+0x89/0xb0 [ 49.103249] SyS_ioctl+0x8f/0xc0 [ 49.103498] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 49.103859] RIP: 0033:0x4353a9 [ 49.104107] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 49.104663] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 49.105207] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000326 [ 49.105715] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 49.106282] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 49.106787] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 49.107377] CPU: 1 PID: 3056 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 49.108095] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 49.108631] Call Trace: [ 49.108808] dump_stack+0x194/0x257 [ 49.109053] ? arch_local_irq_restore+0x53/0x53 [ 49.109362] ? flush_work+0x621/0x930 [ 49.109618] warn_alloc+0x1c2/0x2f0 [ 49.109859] ? zone_watermark_ok_safe+0x430/0x430 [ 49.110175] ? mutex_unlock+0xd/0x10 [ 49.110436] __alloc_pages_slowpath+0x26ce/0x2ee0 executing program [ 49.110788] ? warn_alloc+0x2f0/0x2f0 [ 49.111258] ? SyS_ioctl+0x8f/0xc0 [ 49.111569] ? warn_alloc+0x2f0/0x2f0 [ 49.111894] ? save_stack_trace+0x16/0x20 [ 49.112258] ? check_noncircular+0x20/0x20 [ 49.112624] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 49.113943] ? find_held_lock+0x39/0x1d0 [ 49.114367] ? lock_downgrade+0x990/0x990 [ 49.114796] ? check_same_owner+0x320/0x320 [ 49.115208] ? rcu_note_context_switch+0x710/0x710 [ 49.115670] ? check_noncircular+0x20/0x20 [ 49.116090] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 49.116731] ? __might_sleep+0x95/0x190 [ 49.117133] __alloc_pages_nodemask+0x9f7/0xd80 [ 49.117586] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 49.118072] ? __alloc_pages_nodemask+0xae5/0xd80 [ 49.118545] ? find_held_lock+0x39/0x1d0 [ 49.118952] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 49.119471] ? cache_grow_begin+0x31b/0x400 [ 49.119903] cache_grow_begin+0x86/0x400 [ 49.120314] fallback_alloc+0x150/0x2b0 [ 49.120700] ____cache_alloc_node+0x1cf/0x1e0 [ 49.121148] kmem_cache_alloc_trace+0x27d/0x750 [ 49.121606] ? lock_downgrade+0x990/0x990 [ 49.122011] kvm_dev_ioctl+0x216/0x1840 [ 49.122408] ? lock_release+0xd70/0xd70 [ 49.122788] ? install_new_memslots+0x420/0x420 [ 49.123259] ? avc_has_extended_perms+0x7fa/0x12c0 [ 49.123727] ? unwind_get_return_address+0x61/0xa0 [ 49.124213] ? avc_ss_reset+0x110/0x110 [ 49.124614] ? putname+0xee/0x130 [ 49.124956] ? save_stack+0xa3/0xd0 [ 49.125313] ? save_stack_trace+0x16/0x20 [ 49.125678] ? save_stack+0x43/0xd0 [ 49.126010] ? kasan_slab_free+0x71/0xc0 [ 49.126403] ? kmem_cache_free+0x77/0x280 [ 49.126799] ? putname+0xee/0x130 [ 49.127146] ? do_sys_open+0x31b/0x6d0 [ 49.127530] ? __lock_is_held+0xbc/0x140 [ 49.127946] ? check_same_owner+0x320/0x320 [ 49.128369] ? rcu_note_context_switch+0x710/0x710 [ 49.128860] ? install_new_memslots+0x420/0x420 [ 49.129317] do_vfs_ioctl+0x1b1/0x1530 [ 49.129680] ? _cond_resched+0x14/0x30 [ 49.130063] ? ioctl_preallocate+0x2b0/0x2b0 [ 49.130497] ? selinux_capable+0x40/0x40 [ 49.130897] ? putname+0xf3/0x130 [ 49.131267] ? security_file_ioctl+0x7d/0xb0 [ 49.131686] ? security_file_ioctl+0x89/0xb0 [ 49.132115] SyS_ioctl+0x8f/0xc0 [ 49.132454] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 49.132896] RIP: 0033:0x4353a9 [ 49.133206] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000213 ORIG_RAX: 0000000000000010 [ 49.133928] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 49.135167] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000320 [ 49.135854] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 49.136456] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000000000000 [ 49.137074] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 49.137989] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 49.139193] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 49.139640] CPU: 1 PID: 3057 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 49.140442] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 49.141242] Call Trace: [ 49.141517] dump_stack+0x194/0x257 [ 49.141889] ? arch_local_irq_restore+0x53/0x53 [ 49.142335] ? flush_work+0x621/0x930 [ 49.142659] warn_alloc+0x1c2/0x2f0 [ 49.142954] ? zone_watermark_ok_safe+0x430/0x430 [ 49.143357] ? mutex_unlock+0xd/0x10 executing program [ 49.143692] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 49.144355] ? warn_alloc+0x2f0/0x2f0 [ 49.144722] ? SyS_ioctl+0x8f/0xc0 [ 49.145072] ? warn_alloc+0x2f0/0x2f0 [ 49.145462] ? save_stack_trace+0x16/0x20 [ 49.145890] ? check_noncircular+0x20/0x20 [ 49.146341] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 49.146887] ? find_held_lock+0x39/0x1d0 [ 49.147318] ? lock_downgrade+0x990/0x990 [ 49.147773] ? check_same_owner+0x320/0x320 [ 49.148207] ? rcu_note_context_switch+0x710/0x710 [ 49.148725] ? check_noncircular+0x20/0x20 [ 49.149150] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 49.149964] ? __might_sleep+0x95/0x190 [ 49.150238] __alloc_pages_nodemask+0x9f7/0xd80 [ 49.150560] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 49.150898] ? __alloc_pages_nodemask+0xae5/0xd80 [ 49.151238] ? find_held_lock+0x39/0x1d0 [ 49.151517] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 49.151873] ? cache_grow_begin+0x31b/0x400 [ 49.152174] cache_grow_begin+0x86/0x400 [ 49.152455] fallback_alloc+0x150/0x2b0 [ 49.152732] ____cache_alloc_node+0x1cf/0x1e0 [ 49.153042] kmem_cache_alloc_trace+0x27d/0x750 [ 49.153419] ? lock_downgrade+0x990/0x990 [ 49.153716] kvm_dev_ioctl+0x216/0x1840 [ 49.154065] ? lock_release+0xd70/0xd70 [ 49.154343] ? install_new_memslots+0x420/0x420 [ 49.154755] ? avc_has_extended_perms+0x7fa/0x12c0 [ 49.155099] ? unwind_get_return_address+0x61/0xa0 [ 49.155975] ? avc_ss_reset+0x110/0x110 [ 49.156247] ? putname+0xee/0x130 [ 49.156542] ? save_stack+0xa3/0xd0 [ 49.156799] ? save_stack_trace+0x16/0x20 [ 49.157151] ? save_stack+0x43/0xd0 [ 49.157395] ? kasan_slab_free+0x71/0xc0 [ 49.157738] ? kmem_cache_free+0x77/0x280 [ 49.158021] ? putname+0xee/0x130 [ 49.158313] ? do_sys_open+0x31b/0x6d0 [ 49.158579] ? __lock_is_held+0xbc/0x140 [ 49.158934] ? check_same_owner+0x320/0x320 [ 49.159356] ? rcu_note_context_switch+0x710/0x710 [ 49.159860] ? install_new_memslots+0x420/0x420 [ 49.160248] do_vfs_ioctl+0x1b1/0x1530 [ 49.160580] ? _cond_resched+0x14/0x30 [ 49.160925] ? ioctl_preallocate+0x2b0/0x2b0 [ 49.161309] ? selinux_capable+0x40/0x40 [ 49.161655] ? putname+0xf3/0x130 [ 49.161964] ? security_file_ioctl+0x7d/0xb0 [ 49.162213] ? security_file_ioctl+0x89/0xb0 [ 49.162464] SyS_ioctl+0x8f/0xc0 [ 49.162673] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 49.162940] RIP: 0033:0x4353a9 [ 49.163170] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 49.163767] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 49.164166] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002ab [ 49.164566] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 49.165123] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 49.165699] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 executing program [ 49.456673] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 49.458881] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 49.459884] CPU: 3 PID: 3053 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 49.461375] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 49.462844] Call Trace: [ 49.463322] dump_stack+0x194/0x257 [ 49.464010] ? arch_local_irq_restore+0x53/0x53 [ 49.464860] ? isolate_lru_page+0x11d0/0x11d0 [ 49.465690] warn_alloc+0x1c2/0x2f0 [ 49.466385] ? zone_watermark_ok_safe+0x430/0x430 [ 49.467313] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 49.468284] ? warn_alloc+0x2f0/0x2f0 [ 49.468985] ? SyS_ioctl+0x8f/0xc0 [ 49.469642] ? warn_alloc+0x2f0/0x2f0 [ 49.470356] ? save_stack_trace+0x16/0x20 [ 49.471145] ? check_noncircular+0x20/0x20 [ 49.471939] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 49.472902] ? find_held_lock+0x39/0x1d0 [ 49.473679] ? lock_downgrade+0x990/0x990 [ 49.474457] ? check_same_owner+0x320/0x320 [ 49.475249] ? rcu_note_context_switch+0x710/0x710 [ 49.476820] ? check_noncircular+0x20/0x20 [ 49.477599] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 49.478810] ? __might_sleep+0x95/0x190 [ 49.479549] __alloc_pages_nodemask+0x9f7/0xd80 [ 49.480403] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 49.481311] ? __alloc_pages_nodemask+0xae5/0xd80 [ 49.482183] ? find_held_lock+0x39/0x1d0 [ 49.482910] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 49.483857] ? cache_grow_begin+0x31b/0x400 [ 49.484646] cache_grow_begin+0x86/0x400 [ 49.485381] fallback_alloc+0x150/0x2b0 [ 49.486090] ____cache_alloc_node+0x1cf/0x1e0 [ 49.486899] kmem_cache_alloc_trace+0x27d/0x750 [ 49.487738] ? lock_downgrade+0x990/0x990 [ 49.488485] kvm_dev_ioctl+0x216/0x1840 [ 49.489233] ? lock_release+0xd70/0xd70 [ 49.489953] ? install_new_memslots+0x420/0x420 [ 49.490813] ? avc_has_extended_perms+0x7fa/0x12c0 [ 49.491715] ? unwind_get_return_address+0x61/0xa0 [ 49.492611] ? avc_ss_reset+0x110/0x110 [ 49.493345] ? putname+0xee/0x130 [ 49.493993] ? save_stack+0xa3/0xd0 [ 49.494655] ? save_stack_trace+0x16/0x20 [ 49.495417] ? save_stack+0x43/0xd0 [ 49.496067] ? kasan_slab_free+0x71/0xc0 [ 49.496794] ? kmem_cache_free+0x77/0x280 [ 49.497927] ? putname+0xee/0x130 [ 49.498546] ? do_sys_open+0x31b/0x6d0 [ 49.499267] ? __lock_is_held+0xbc/0x140 [ 49.500011] ? check_same_owner+0x320/0x320 [ 49.500785] ? rcu_note_context_switch+0x710/0x710 [ 49.501668] ? install_new_memslots+0x420/0x420 [ 49.502530] do_vfs_ioctl+0x1b1/0x1530 [ 49.502960] ? _cond_resched+0x14/0x30 [ 49.503761] ? ioctl_preallocate+0x2b0/0x2b0 [ 49.504321] ? selinux_capable+0x40/0x40 [ 49.504849] ? putname+0xf3/0x130 [ 49.505331] ? security_file_ioctl+0x7d/0xb0 [ 49.505908] ? security_file_ioctl+0x89/0xb0 [ 49.506482] SyS_ioctl+0x8f/0xc0 [ 49.506928] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 49.507554] RIP: 0033:0x4353a9 [ 49.507966] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 49.508958] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 49.509885] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000327 [ 49.511355] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 49.512284] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 49.513468] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 49.515463] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 49.516902] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 49.517527] CPU: 0 PID: 3055 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 49.519460] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 49.520357] Call Trace: [ 49.520627] dump_stack+0x194/0x257 [ 49.521017] ? arch_local_irq_restore+0x53/0x53 [ 49.521481] ? flush_work+0x621/0x930 [ 49.521835] warn_alloc+0x1c2/0x2f0 [ 49.522163] ? zone_watermark_ok_safe+0x430/0x430 [ 49.522666] ? mutex_unlock+0xd/0x10 [ 49.523095] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 49.523663] ? warn_alloc+0x2f0/0x2f0 [ 49.524065] ? SyS_ioctl+0x8f/0xc0 [ 49.524440] ? warn_alloc+0x2f0/0x2f0 [ 49.524841] ? save_stack_trace+0x16/0x20 [ 49.525275] ? alloc_set_pte+0x1162/0x18f0 [ 49.525723] ? check_noncircular+0x20/0x20 [ 49.526179] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 49.526995] ? find_held_lock+0x39/0x1d0 [ 49.528360] ? lock_downgrade+0x990/0x990 [ 49.529314] ? check_same_owner+0x320/0x320 [ 49.530132] ? rcu_note_context_switch+0x710/0x710 [ 49.530624] ? check_noncircular+0x20/0x20 [ 49.532435] ? __might_sleep+0x95/0x190 [ 49.533068] __alloc_pages_nodemask+0x9f7/0xd80 [ 49.533841] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 49.535449] ? __alloc_pages_nodemask+0xae5/0xd80 [ 49.536351] ? find_held_lock+0x39/0x1d0 [ 49.537194] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 49.538280] ? cache_grow_begin+0x31b/0x400 [ 49.539283] cache_grow_begin+0x86/0x400 [ 49.540884] fallback_alloc+0x150/0x2b0 [ 49.541602] ____cache_alloc_node+0x1cf/0x1e0 [ 49.542436] kmem_cache_alloc_trace+0x27d/0x750 [ 49.543312] ? lock_downgrade+0x990/0x990 [ 49.544281] ? lock_acquire+0x1d5/0x580 [ 49.544968] kvm_dev_ioctl+0x216/0x1840 [ 49.546020] ? lock_release+0xd70/0xd70 [ 49.546994] ? _raw_spin_unlock_irq+0x27/0x70 [ 49.548318] ? install_new_memslots+0x420/0x420 [ 49.549672] ? check_noncircular+0x20/0x20 [ 49.550806] ? __handle_mm_fault+0x587/0x39c0 [ 49.551494] ? avc_has_extended_perms+0x7fa/0x12c0 [ 49.552248] ? avc_ss_reset+0x110/0x110 [ 49.553087] ? lock_downgrade+0x990/0x990 [ 49.553912] ? check_same_owner+0x320/0x320 [ 49.555380] ? __handle_mm_fault+0x39c0/0x39c0 [ 49.557798] ? vmacache_find+0x61/0x270 [ 49.559241] ? rcu_note_context_switch+0x710/0x710 [ 49.560096] ? install_new_memslots+0x420/0x420 [ 49.562665] do_vfs_ioctl+0x1b1/0x1530 [ 49.564684] ? _cond_resched+0x14/0x30 [ 49.566093] ? ioctl_preallocate+0x2b0/0x2b0 [ 49.567018] ? selinux_capable+0x40/0x40 [ 49.568000] ? putname+0xf3/0x130 [ 49.568715] ? security_file_ioctl+0x7d/0xb0 [ 49.570628] ? security_file_ioctl+0x89/0xb0 [ 49.571906] SyS_ioctl+0x8f/0xc0 [ 49.573031] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 49.574058] RIP: 0033:0x4353a9 [ 49.574499] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 49.575468] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 49.576249] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000321 [ 49.577180] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 49.578340] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 49.579953] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 executing program executing program [ 49.700624] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 49.701815] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 49.702350] CPU: 1 PID: 3055 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 49.703197] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 49.703983] Call Trace: [ 49.704421] dump_stack+0x194/0x257 [ 49.704790] ? arch_local_irq_restore+0x53/0x53 [ 49.705255] ? flush_work+0x621/0x930 [ 49.705642] warn_alloc+0x1c2/0x2f0 [ 49.706013] ? zone_watermark_ok_safe+0x430/0x430 [ 49.706489] ? mutex_unlock+0xd/0x10 [ 49.706773] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 49.707263] ? warn_alloc+0x2f0/0x2f0 [ 49.707662] ? SyS_ioctl+0x8f/0xc0 [ 49.708040] ? warn_alloc+0x2f0/0x2f0 [ 49.708441] ? save_stack_trace+0x16/0x20 [ 49.708887] ? check_noncircular+0x20/0x20 [ 49.709335] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 49.709889] ? find_held_lock+0x39/0x1d0 [ 49.710335] ? lock_downgrade+0x990/0x990 [ 49.711917] ? check_same_owner+0x320/0x320 [ 49.712415] ? rcu_note_context_switch+0x710/0x710 [ 49.712902] ? check_noncircular+0x20/0x20 [ 49.713303] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 49.713996] ? __might_sleep+0x95/0x190 [ 49.714370] __alloc_pages_nodemask+0x9f7/0xd80 [ 49.714881] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 49.715423] ? __alloc_pages_nodemask+0xae5/0xd80 [ 49.715951] ? find_held_lock+0x39/0x1d0 [ 49.716397] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 49.716982] ? cache_grow_begin+0x31b/0x400 [ 49.717455] cache_grow_begin+0x86/0x400 [ 49.717916] fallback_alloc+0x150/0x2b0 [ 49.718348] ____cache_alloc_node+0x1cf/0x1e0 [ 49.718834] kmem_cache_alloc_trace+0x27d/0x750 [ 49.719334] ? lock_downgrade+0x990/0x990 [ 49.719798] kvm_dev_ioctl+0x216/0x1840 [ 49.720220] ? lock_release+0xd70/0xd70 [ 49.720634] ? install_new_memslots+0x420/0x420 [ 49.721129] ? avc_has_extended_perms+0x7fa/0x12c0 [ 49.721627] ? unwind_get_return_address+0x61/0xa0 [ 49.722153] ? avc_ss_reset+0x110/0x110 [ 49.722578] ? putname+0xee/0x130 [ 49.722958] ? save_stack+0xa3/0xd0 [ 49.723365] ? save_stack_trace+0x16/0x20 [ 49.723811] ? save_stack+0x43/0xd0 [ 49.724199] ? kasan_slab_free+0x71/0xc0 [ 49.724612] ? kmem_cache_free+0x77/0x280 [ 49.725262] ? putname+0xee/0x130 [ 49.725892] ? do_sys_open+0x31b/0x6d0 [ 49.726418] ? __lock_is_held+0xbc/0x140 [ 49.726859] ? check_same_owner+0x320/0x320 [ 49.727330] ? rcu_note_context_switch+0x710/0x710 [ 49.727795] ? install_new_memslots+0x420/0x420 [ 49.728577] do_vfs_ioctl+0x1b1/0x1530 [ 49.728983] ? _cond_resched+0x14/0x30 [ 49.729400] ? ioctl_preallocate+0x2b0/0x2b0 [ 49.729852] ? selinux_capable+0x40/0x40 [ 49.730232] ? putname+0xf3/0x130 [ 49.730598] ? security_file_ioctl+0x7d/0xb0 [ 49.731082] ? security_file_ioctl+0x89/0xb0 [ 49.731552] SyS_ioctl+0x8f/0xc0 [ 49.732310] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 49.732792] RIP: 0033:0x4353a9 [ 49.733124] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 49.733917] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 49.734853] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000322 [ 49.735594] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 49.736303] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 49.737029] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 executing program [ 49.847895] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 49.850135] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 49.851143] CPU: 0 PID: 3056 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 49.852699] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 49.854206] Call Trace: [ 49.854668] dump_stack+0x194/0x257 [ 49.855327] ? arch_local_irq_restore+0x53/0x53 [ 49.856144] ? flush_work+0x621/0x930 [ 49.856805] warn_alloc+0x1c2/0x2f0 [ 49.857408] ? zone_watermark_ok_safe+0x430/0x430 [ 49.857920] ? mutex_unlock+0xd/0x10 [ 49.858346] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 49.858904] ? warn_alloc+0x2f0/0x2f0 [ 49.859293] ? SyS_ioctl+0x8f/0xc0 [ 49.859560] ? warn_alloc+0x2f0/0x2f0 [ 49.859864] ? save_stack_trace+0x16/0x20 [ 49.860498] ? check_noncircular+0x20/0x20 [ 49.860846] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 49.861338] ? find_held_lock+0x39/0x1d0 [ 49.861744] ? lock_downgrade+0x990/0x990 [ 49.862189] ? check_same_owner+0x320/0x320 [ 49.862649] ? rcu_note_context_switch+0x710/0x710 [ 49.863119] ? check_noncircular+0x20/0x20 [ 49.863532] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 49.864337] ? __might_sleep+0x95/0x190 [ 49.864855] __alloc_pages_nodemask+0x9f7/0xd80 [ 49.865631] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 49.866141] ? __alloc_pages_nodemask+0xae5/0xd80 [ 49.866647] ? find_held_lock+0x39/0x1d0 [ 49.867194] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 49.868256] ? cache_grow_begin+0x31b/0x400 [ 49.869069] cache_grow_begin+0x86/0x400 [ 49.869708] fallback_alloc+0x150/0x2b0 [ 49.870132] ____cache_alloc_node+0x1cf/0x1e0 [ 49.870574] kmem_cache_alloc_trace+0x27d/0x750 [ 49.871019] ? lock_downgrade+0x990/0x990 [ 49.871428] kvm_dev_ioctl+0x216/0x1840 [ 49.871819] ? lock_release+0xd70/0xd70 [ 49.872204] ? install_new_memslots+0x420/0x420 [ 49.872648] ? avc_has_extended_perms+0x7fa/0x12c0 [ 49.873086] ? unwind_get_return_address+0x61/0xa0 [ 49.873556] ? avc_ss_reset+0x110/0x110 [ 49.873949] ? putname+0xee/0x130 [ 49.874299] ? save_stack+0xa3/0xd0 [ 49.874665] ? save_stack_trace+0x16/0x20 [ 49.875098] ? save_stack+0x43/0xd0 [ 49.875467] ? kasan_slab_free+0x71/0xc0 [ 49.875885] ? kmem_cache_free+0x77/0x280 [ 49.876313] ? putname+0xee/0x130 [ 49.876676] ? do_sys_open+0x31b/0x6d0 [ 49.877093] ? __lock_is_held+0xbc/0x140 [ 49.877540] ? check_same_owner+0x320/0x320 [ 49.878003] ? rcu_note_context_switch+0x710/0x710 [ 49.878520] ? install_new_memslots+0x420/0x420 [ 49.878974] do_vfs_ioctl+0x1b1/0x1530 [ 49.879454] ? _cond_resched+0x14/0x30 [ 49.879865] ? ioctl_preallocate+0x2b0/0x2b0 [ 49.880322] ? selinux_capable+0x40/0x40 [ 49.880720] ? putname+0xf3/0x130 [ 49.881122] ? security_file_ioctl+0x7d/0xb0 [ 49.881728] ? security_file_ioctl+0x89/0xb0 [ 49.882158] SyS_ioctl+0x8f/0xc0 [ 49.882479] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 49.882995] RIP: 0033:0x4353a9 [ 49.883329] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 49.884147] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 49.884938] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000321 [ 49.885653] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 49.886341] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 49.887094] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 49.887917] warn_alloc_show_mem: 8 callbacks suppressed [ 49.888542] Mem-Info: [ 49.888833] active_anon:2768 inactive_anon:42 isolated_anon:0 [ 49.888833] active_file:74 inactive_file:74 isolated_file:37 [ 49.888833] unevictable:0 dirty:0 writeback:0 unstable:0 [ 49.888833] slab_reclaimable:53976 slab_unreclaimable:329060 [ 49.888833] mapped:147 shmem:77 pagetables:272 bounce:0 [ 49.888833] free:18135 free_pcp:84 free_cma:0 [ 49.892354] Node 0 active_anon:6224kB inactive_anon:88kB active_file:40kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:180kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 49.895163] Node 1 active_anon:4848kB inactive_anon:80kB active_file:256kB inactive_file:252kB unevictable:0kB isolated(anon):0kB isolated(file):148kB mapped:584kB dirty:0kB writeback:0kB shmem:128kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 49.898095] Node 0 DMA free:4140kB min:640kB low:800kB high:960kB active_anon:52kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 49.900772] lowmem_reserve[]: 0 886 886 886 [ 49.901278] Node 0 DMA32 free:36564kB min:36536kB low:45668kB high:54800kB active_anon:6172kB inactive_anon:88kB active_file:40kB inactive_file:44kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1664kB pagetables:376kB bounce:0kB free_pcp:4kB local_pcp:0kB free_cma:0kB [ 49.904283] lowmem_reserve[]: 0 0 0 0 [ 49.904654] Node 1 DMA32 free:31836kB min:30404kB low:38004kB high:45604kB active_anon:4848kB inactive_anon:80kB active_file:412kB inactive_file:404kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2080kB pagetables:712kB bounce:0kB free_pcp:484kB local_pcp:0kB free_cma:0kB [ 49.907742] lowmem_reserve[]: 0 0 0 0 [ 49.908464] Node 0 DMA: 13*4kB (UME) 3*8kB (M) 0*16kB 3*32kB (UME) 0*64kB 3*128kB (UME) 2*256kB (UM) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4140kB [ 49.910184] Node 0 DMA32: 337*4kB (UME) 477*8kB (UME) 268*16kB (UME) 188*32kB (UME) 78*64kB (UME) 10*128kB (M) 4*256kB (UM) 1*512kB (E) 1*1024kB (M) 2*2048kB (UM) 2*4096kB (M) = 36588kB [ 49.912083] Node 1 DMA32: 282*4kB (UMEH) 342*8kB (UMH) 624*16kB (UMEH) 358*32kB (UMEH) 118*64kB (UMEH) 2*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 33112kB [ 49.913827] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 49.914723] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 49.915418] 242 total pagecache pages [ 49.915678] 0 pages in swap cache [ 49.915919] Swap cache stats: add 0, delete 0, find 0/0 [ 49.916346] Free swap = 0kB [ 49.916553] Total swap = 0kB [ 49.916762] 524186 pages RAM [ 49.916995] 0 pages HighMem/MovableOnly [ 49.917309] 103968 pages reserved executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 53.576673] syzkaller654766 invoked oom-killer: gfp_mask=0x16142c0(GFP_KERNEL|__GFP_NOWARN|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_NOTRACK), nodemask=(null), order=1, oom_score_adj=0 [ 53.577855] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 53.578318] CPU: 0 PID: 3054 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 53.578872] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 53.579432] Call Trace: [ 53.579609] dump_stack+0x194/0x257 [ 53.579852] ? arch_local_irq_restore+0x53/0x53 [ 53.580163] ? check_noncircular+0x20/0x20 [ 53.580458] dump_header+0x234/0xa0e [ 53.580709] ? pagefault_out_of_memory+0x152/0x152 [ 53.581040] ? lock_acquire+0x1d5/0x580 [ 53.581313] ? ___ratelimit+0x152/0x630 [ 53.581581] ? do_raw_spin_trylock+0x190/0x190 [ 53.581887] ? mark_held_locks+0xb2/0x100 [ 53.582163] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 53.582508] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 53.582840] ? trace_hardirqs_on+0xd/0x10 [ 53.583120] ? ___ratelimit+0x95/0x630 [ 53.583388] ? idr_get_free+0xff0/0xff0 [ 53.583651] ? lock_downgrade+0x990/0x990 [ 53.583927] ? cred_has_capability+0x1a0/0x3d0 [ 53.584237] oom_kill_process+0x86d/0x13d0 [ 53.584529] ? lock_release+0xd70/0xd70 [ 53.584797] ? oom_evaluate_task+0x480/0x480 [ 53.585216] ? security_capable_noaudit+0x8b/0xc0 [ 53.585559] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 53.585904] ? check_noncircular+0x20/0x20 [ 53.586190] ? has_capability+0x30/0x30 [ 53.586474] ? has_capability_noaudit+0x24/0x30 [ 53.586782] ? oom_badness+0xdf/0xb80 [ 53.587049] ? find_held_lock+0x39/0x1d0 [ 53.587336] ? lock_downgrade+0x990/0x990 [ 53.587618] ? out_of_memory+0x8c1/0x11d0 [ 53.587895] ? oom_reaper+0x4d0/0x4d0 [ 53.588152] ? lock_release+0xd70/0xd70 [ 53.588421] ? __alloc_pages_slowpath+0x10f6/0x2ee0 [ 53.588771] ? oom_evaluate_task+0x284/0x480 [ 53.589072] out_of_memory+0x7dd/0x11d0 [ 53.589352] ? oom_killer_disable+0x310/0x310 [ 53.589651] ? mutex_trylock+0x23a/0x2d0 [ 53.589922] ? __lock_is_held+0xbc/0x140 [ 53.590193] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 53.590569] __alloc_pages_slowpath+0x1eae/0x2ee0 [ 53.590926] ? warn_alloc+0x2f0/0x2f0 [ 53.591187] ? __alloc_skb+0x13b/0x740 [ 53.591461] ? warn_alloc+0x2f0/0x2f0 [ 53.591716] ? save_stack_trace+0x16/0x20 [ 53.591995] ? kvm_uevent_notify_change.part.38+0x394/0x430 [ 53.592381] ? check_noncircular+0x20/0x20 [ 53.592990] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 53.593371] ? lock_downgrade+0x990/0x990 [ 53.593654] ? find_held_lock+0x39/0x1d0 [ 53.593934] ? lock_downgrade+0x990/0x990 [ 53.594223] ? check_same_owner+0x320/0x320 [ 53.594509] ? __free_insn_slot+0x5c0/0x5c0 [ 53.594801] ? __might_sleep+0x95/0x190 [ 53.595076] __alloc_pages_nodemask+0x9f7/0xd80 [ 53.595389] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 53.595720] ? __alloc_pages_nodemask+0xae5/0xd80 [ 53.596040] ? find_held_lock+0x39/0x1d0 [ 53.596312] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 53.596658] ? cache_grow_begin+0x31b/0x400 [ 53.596950] cache_grow_begin+0x86/0x400 [ 53.597222] fallback_alloc+0x150/0x2b0 [ 53.597493] ____cache_alloc_node+0x1cf/0x1e0 [ 53.597792] kmem_cache_alloc_node_trace+0xe9/0x760 [ 53.598134] __kmalloc_node_track_caller+0x33/0x70 [ 53.598459] __kmalloc_reserve.isra.41+0x41/0xd0 [ 53.598778] __alloc_skb+0x13b/0x740 [ 53.599029] ? skb_copy_and_csum_dev+0x360/0x360 [ 53.599343] ? __lock_is_held+0xbc/0x140 [ 53.599626] ? netlink_has_listeners+0x2a0/0x430 [ 53.599944] ? netlink_hash+0x230/0x230 [ 53.600209] ? kobject_uevent_env+0x449/0xb20 [ 53.600512] kobject_uevent_env+0x57c/0xb20 [ 53.600795] ? quarantine_put+0xeb/0x190 [ 53.601077] kvm_uevent_notify_change.part.38+0x394/0x430 [ 53.601441] kvm_dev_ioctl+0x716/0x1840 [ 53.601723] ? install_new_memslots+0x420/0x420 [ 53.602037] ? __handle_mm_fault+0x587/0x39c0 [ 53.602341] ? avc_has_extended_perms+0x7fa/0x12c0 [ 53.602673] ? avc_ss_reset+0x110/0x110 [ 53.602965] ? check_same_owner+0x320/0x320 [ 53.603251] ? __handle_mm_fault+0x39c0/0x39c0 [ 53.603553] ? vmacache_find+0x61/0x270 [ 53.603824] ? install_new_memslots+0x420/0x420 [ 53.604132] do_vfs_ioctl+0x1b1/0x1530 [ 53.604388] ? _cond_resched+0x14/0x30 [ 53.604648] ? ioctl_preallocate+0x2b0/0x2b0 [ 53.604948] ? selinux_capable+0x40/0x40 [ 53.605217] ? putname+0xf3/0x130 [ 53.605458] ? security_file_ioctl+0x7d/0xb0 [ 53.605746] ? security_file_ioctl+0x89/0xb0 [ 53.606040] SyS_ioctl+0x8f/0xc0 [ 53.606268] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 53.606580] RIP: 0033:0x4353a9 [ 53.606790] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 53.607297] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 53.607767] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000362 [ 53.608240] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 53.608710] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 53.609182] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 53.609746] Mem-Info: [ 53.610198] active_anon:2768 inactive_anon:41 isolated_anon:0 [ 53.610198] active_file:38 inactive_file:91 isolated_file:32 [ 53.610198] unevictable:0 dirty:0 writeback:0 unstable:0 [ 53.610198] slab_reclaimable:54110 slab_unreclaimable:329205 [ 53.610198] mapped:3 shmem:77 pagetables:271 bounce:0 [ 53.610198] free:18170 free_pcp:35 free_cma:0 [ 53.613103] Node 0 active_anon:6232kB inactive_anon:88kB active_file:40kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:184kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 53.615723] Node 1 active_anon:4844kB inactive_anon:76kB active_file:112kB inactive_file:432kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:72kB dirty:0kB writeback:0kB shmem:124kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 53.618291] Node 0 DMA free:4140kB min:640kB low:800kB high:960kB active_anon:52kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 53.620396] lowmem_reserve[]: 0 886 886 886 [ 53.620813] Node 0 DMA32 free:36464kB min:36536kB low:45668kB high:54800kB active_anon:6180kB inactive_anon:88kB active_file:40kB inactive_file:40kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1664kB pagetables:380kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 53.623381] lowmem_reserve[]: 0 0 0 0 [ 53.623654] Node 1 DMA32 free:31456kB min:30404kB low:38004kB high:45604kB active_anon:4840kB inactive_anon:76kB active_file:108kB inactive_file:420kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2080kB pagetables:708kB bounce:0kB free_pcp:524kB local_pcp:0kB free_cma:0kB [ 53.625553] lowmem_reserve[]: 0 0 0 0 [ 53.625829] Node 0 DMA: 13*4kB (UME) 3*8kB (M) 0*16kB 3*32kB (UME) 0*64kB 3*128kB (UME) 2*256kB (UM) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4140kB [ 53.626892] Node 0 DMA32: 325*4kB (UME) 592*8kB (UME) 303*16kB (UME) 190*32kB (UME) 83*64kB (UM) 11*128kB (ME) 4*256kB (ME) 1*512kB (U) 1*1024kB (M) 1*2048kB (M) 2*4096kB (M) = 36484kB [ 53.628080] Node 1 DMA32: 26*4kB (MH) 312*8kB (UMH) 622*16kB (UMEH) 353*32kB (UMH) 117*64kB (UMEH) 2*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 31592kB [ 53.629141] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 53.629702] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 53.630308] 229 total pagecache pages [ 53.630563] 0 pages in swap cache [ 53.630792] Swap cache stats: add 0, delete 0, find 0/0 [ 53.631169] Free swap = 0kB [ 53.631371] Total swap = 0kB [ 53.631572] 524186 pages RAM [ 53.631773] 0 pages HighMem/MovableOnly [ 53.632064] 103968 pages reserved [ 53.632297] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 53.632905] [ 1524] 0 1524 7031 1819 19 3 0 -1000 udevd [ 53.633536] [ 2968] 0 2968 4725 50 15 3 0 0 cron [ 53.634155] [ 2989] 0 2989 12490 153 27 3 0 -1000 sshd [ 53.634738] [ 3020] 0 3020 3694 39 12 3 0 0 getty [ 53.635335] [ 3021] 0 3021 3694 39 13 3 0 0 getty [ 53.636004] [ 3022] 0 3022 3694 38 13 3 0 0 getty [ 53.636809] [ 3023] 0 3023 3694 40 13 3 0 0 getty [ 53.637408] [ 3024] 0 3024 3694 40 13 3 0 0 getty [ 53.637990] [ 3025] 0 3025 3694 42 13 3 0 0 getty [ 53.638614] [ 3026] 0 3026 3649 38 13 3 0 0 getty [ 53.639223] [ 3029] 0 3029 5348 148 15 3 0 -1000 udevd [ 53.639802] [ 3030] 0 3030 5337 140 15 3 0 -1000 udevd [ 53.640407] [ 3047] 0 3047 17820 197 40 3 0 0 sshd [ 53.640983] [ 3051] 0 3051 4366 57 5 2 0 0 syzkaller654766 [ 53.641647] [ 3052] 0 3052 4366 11 5 2 0 0 syzkaller654766 [ 53.642387] [ 3053] 0 3053 4366 11 4 2 0 0 syzkaller654766 [ 53.643342] [ 3054] 0 3054 4366 11 5 2 0 0 syzkaller654766 [ 53.644306] [ 3055] 0 3055 4366 11 5 2 0 0 syzkaller654766 [ 53.645273] [ 3056] 0 3056 4366 57 5 2 0 0 syzkaller654766 [ 53.646238] [ 3057] 0 3057 4366 11 5 2 0 0 syzkaller654766 [ 53.647211] [ 3058] 0 3058 4366 11 5 2 0 0 syzkaller654766 [ 53.648176] Out of memory: Kill process 3047 (sshd) score 0 or sacrifice child [ 53.649085] Killed process 3047 (sshd) total-vm:71280kB, anon-rss:784kB, file-rss:0kB, shmem-rss:4kB [ 53.653050] oom_reaper: reaped process 3047 (sshd), now anon-rss:0kB, file-rss:0kB, shmem-rss:4kB Connection to localhost closed by remote host. [ 53.715836] sshd (3047) used greatest stack depth: 8232 bytes left [ 53.788271] warn_alloc: 25 callbacks suppressed [ 53.788705] syzkaller654766: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 53.789796] syzkaller654766 cpuset=/ mems_allowed=0-1 [ 53.790289] CPU: 1 PID: 3057 Comm: syzkaller654766 Not tainted 4.13.0-rc6-next-20170825+ #9 [ 53.791079] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 53.791950] Call Trace: [ 53.792245] dump_stack+0x194/0x257 [ 53.792542] ? arch_local_irq_restore+0x53/0x53 [ 53.792968] ? flush_work+0x621/0x930 [ 53.793343] warn_alloc+0x1c2/0x2f0 [ 53.793692] ? zone_watermark_ok_safe+0x430/0x430 [ 53.794159] ? mutex_unlock+0xd/0x10 [ 53.794548] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 53.795147] ? warn_alloc+0x2f0/0x2f0 [ 53.795498] ? SyS_ioctl+0x8f/0xc0 [ 53.795749] ? warn_alloc+0x2f0/0x2f0 [ 53.796094] ? save_stack_trace+0x16/0x20 [ 53.796549] ? alloc_set_pte+0x1162/0x18f0 [ 53.797013] ? check_noncircular+0x20/0x20 [ 53.797488] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 53.798034] ? find_held_lock+0x39/0x1d0 [ 53.798498] ? lock_downgrade+0x990/0x990 [ 53.798937] ? check_same_owner+0x320/0x320 [ 53.799465] ? rcu_note_context_switch+0x710/0x710 [ 53.799942] ? check_noncircular+0x20/0x20 [ 53.800401] ? __might_sleep+0x95/0x190 [ 53.800794] __alloc_pages_nodemask+0x9f7/0xd80 [ 53.801304] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 53.801784] ? __alloc_pages_nodemask+0xae5/0xd80 [ 53.802283] ? find_held_lock+0x39/0x1d0 [ 53.802682] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 53.803254] ? cache_grow_begin+0x31b/0x400 [ 53.803683] cache_grow_begin+0x86/0x400 [ 53.804143] fallback_alloc+0x150/0x2b0 [ 53.804595] ____cache_alloc_node+0x1cf/0x1e0 [ 53.805104] kmem_cache_alloc_trace+0x27d/0x750 [ 53.805607] ? lock_downgrade+0x990/0x990 [ 53.806034] kvm_dev_ioctl+0x216/0x1840 [ 53.806940] ? lock_release+0xd70/0xd70 [ 53.807461] ? install_new_memslots+0x420/0x420 [ 53.807925] ? check_noncircular+0x20/0x20 [ 53.808405] ? __handle_mm_fault+0x587/0x39c0 [ 53.808941] ? avc_has_extended_perms+0x7fa/0x12c0 [ 53.809451] ? avc_ss_reset+0x110/0x110 [ 53.809866] ? lock_downgrade+0x990/0x990 [ 53.810327] ? check_same_owner+0x320/0x320 [ 53.810754] ? __handle_mm_fault+0x39c0/0x39c0 [ 53.811214] ? vmacache_find+0x61/0x270 [ 53.811486] ? rcu_note_context_switch+0x710/0x710 [ 53.811815] ? install_new_memslots+0x420/0x420 [ 53.812189] do_vfs_ioctl+0x1b1/0x1530 [ 53.812476] ? _cond_resched+0x14/0x30 [ 53.812737] ? ioctl_preallocate+0x2b0/0x2b0 [ 53.813043] ? selinux_capable+0x40/0x40 [ 53.813310] ? putname+0xf3/0x130 [ 53.813551] ? security_file_ioctl+0x7d/0xb0 [ 53.813839] ? security_file_ioctl+0x89/0xb0 [ 53.814142] SyS_ioctl+0x8f/0xc0 [ 53.814369] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 53.814691] RIP: 0033:0x4353a9 [ 53.814902] RSP: 002b:00007fffe8971bd8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 53.815420] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004353a9 [ 53.815893] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002af [ 53.816373] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 53.816846] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 53.817326] R13: 0000000000401840 R14: 00000000004018d0 R15: 0000000000000000 [ 53.817866] Mem-Info: [ 53.818715] active_anon:2560 inactive_anon:40 isolated_anon:0 [ 53.818715] active_file:46 inactive_file:44 isolated_file:12 [ 53.818715] unevictable:0 dirty:0 writeback:0 unstable:0 [ 53.818715] slab_reclaimable:54127 slab_unreclaimable:328703 [ 53.818715] mapped:10 shmem:76 pagetables:223 bounce:0 [ 53.818715] free:18816 free_pcp:217 free_cma:0 [ 53.823639] Node 0 active_anon:6188kB inactive_anon:88kB active_file:40kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:184kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 53.826433] Node 1 active_anon:4052kB inactive_anon:72kB active_file:144kB inactive_file:132kB unevictable:0kB isolated(anon):0kB isolated(file):48kB mapped:36kB dirty:0kB writeback:0kB shmem:120kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 53.829420] Node 0 DMA free:4140kB min:640kB low:800kB high:960kB active_anon:52kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 53.831256] lowmem_reserve[]: 0 886 886 886 [ 53.831560] Node 0 DMA32 free:44492kB min:36536kB low:45668kB high:54800kB active_anon:6096kB inactive_anon:88kB active_file:40kB inactive_file:44kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1632kB pagetables:320kB bounce:0kB free_pcp:340kB local_pcp:4kB free_cma:0kB [ 53.833913] lowmem_reserve[]: 0 0 0 0 [ 53.834285] Node 1 DMA32 free:33828kB min:30404kB low:38004kB high:45604kB active_anon:4032kB inactive_anon:72kB active_file:204kB inactive_file:220kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2080kB pagetables:528kB bounce:0kB free_pcp:1136kB local_pcp:0kB free_cma:0kB [ 53.836152] lowmem_reserve[]: 0 0 0 0 [ 53.836420] Node 0 DMA: 13*4kB (UME) 3*8kB (M) 0*16kB 3*32kB (UME) 0*64kB 3*128kB (UME) 2*256kB (UM) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4140kB [ 53.837429] Node 0 DMA32: 301*4kB (UM) 800*8kB (UME) 367*16kB (UME) 229*32kB (UME) 116*64kB (UM) 28*128kB (UME) 7*256kB (UME) 0*512kB 1*1024kB (M) 1*2048kB (M) 2*4096kB (M) = 44868kB [ 53.838604] Node 1 DMA32: 174*4kB (UEH) 415*8kB (UMEH) 634*16kB (UMH) 359*32kB (UMEH) 122*64kB (UMEH) 4*128kB (UH) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 33968kB [ 53.840206] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 53.841078] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 53.841917] 153 total pagecache pages [ 53.842327] 0 pages in swap cache [ 53.842679] Swap cache stats: add 0, delete 0, find 0/0 [ 53.843246] Free swap = 0kB [ 53.843549] Total swap = 0kB [ 53.843857] 524186 pages RAM [ 53.844194] 0 pages HighMem/MovableOnly [ 53.844591] 103968 pages reserved