Debian GNU/Linux 7 syzkaller ttyS0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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: [ 127.117219] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 127.118107] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 127.118546] CPU: 2 PID: 3018 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 127.119111] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 127.119647] Call Trace: [ 127.119827] dump_stack+0x194/0x257 [ 127.120072] ? arch_local_irq_restore+0x53/0x53 [ 127.120397] ? flush_work+0x621/0x930 [ 127.120659] warn_alloc+0x1c2/0x2f0 [ 127.120906] ? zone_watermark_ok_safe+0x430/0x430 [ 127.121227] ? mutex_unlock+0xd/0x10 [ 127.121493] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 127.121847] ? warn_alloc+0x2f0/0x2f0 [ 127.122135] ? SyS_ioctl+0x8f/0xc0 [ 127.122377] ? warn_alloc+0x2f0/0x2f0 [ 127.122636] ? save_stack_trace+0x16/0x20 [ 127.122920] ? check_noncircular+0x20/0x20 [ 127.123212] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 127.123567] ? find_held_lock+0x39/0x1d0 [ 127.123850] ? lock_downgrade+0x990/0x990 [ 127.124144] ? check_same_owner+0x320/0x320 [ 127.124442] ? rcu_note_context_switch+0x710/0x710 [ 127.124771] ? check_noncircular+0x20/0x20 [ 127.125056] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 127.125502] ? __might_sleep+0x95/0x190 [ 127.125775] __alloc_pages_nodemask+0x9f7/0xd80 [ 127.126118] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 127.126419] ? __alloc_pages_nodemask+0xae5/0xd80 [ 127.127067] ? find_held_lock+0x39/0x1d0 [ 127.127344] ? retint_kernel+0x10/0x10 [ 127.127607] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 127.127943] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 127.128276] ? retint_kernel+0x10/0x10 [ 127.128550] cache_grow_begin+0x86/0x400 [ 127.128826] fallback_alloc+0x150/0x2b0 [ 127.129098] ____cache_alloc_node+0x1cf/0x1e0 [ 127.129402] kmem_cache_alloc_trace+0x27d/0x750 [ 127.129712] ? lock_downgrade+0x990/0x990 [ 127.129998] kvm_dev_ioctl+0x216/0x1840 [ 127.130301] ? lock_release+0xd70/0xd70 [ 127.130571] ? install_new_memslots+0x420/0x420 [ 127.130892] ? avc_has_extended_perms+0x7fa/0x12c0 [ 127.131219] ? unwind_get_return_address+0x61/0xa0 [ 127.131554] ? avc_ss_reset+0x110/0x110 [ 127.131822] ? putname+0xee/0x130 [ 127.132057] ? save_stack+0xa3/0xd0 [ 127.132306] ? save_stack_trace+0x16/0x20 [ 127.132581] ? save_stack+0x43/0xd0 [ 127.132825] ? kasan_slab_free+0x71/0xc0 [ 127.133095] ? kmem_cache_free+0x77/0x280 [ 127.133372] ? putname+0xee/0x130 [ 127.133601] ? do_sys_open+0x31b/0x6d0 [ 127.133866] ? __lock_is_held+0xbc/0x140 [ 127.134179] ? check_same_owner+0x320/0x320 [ 127.134473] ? rcu_note_context_switch+0x710/0x710 [ 127.134806] ? install_new_memslots+0x420/0x420 [ 127.135119] do_vfs_ioctl+0x1b1/0x1530 [ 127.135378] ? _cond_resched+0x14/0x30 [ 127.135643] ? ioctl_preallocate+0x2b0/0x2b0 [ 127.135940] ? selinux_capable+0x40/0x40 [ 127.136216] ? putname+0xf3/0x130 [ 127.136462] ? security_file_ioctl+0x7d/0xb0 [ 127.136757] ? security_file_ioctl+0x89/0xb0 [ 127.137054] SyS_ioctl+0x8f/0xc0 [ 127.137285] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 127.137596] RIP: 0033:0x435369 [ 127.137811] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 127.138347] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 127.138828] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002d5 [ 127.139299] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 127.139779] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 127.140259] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 127.140837] Mem-Info: [ 127.141026] active_anon:3541 inactive_anon:43 isolated_anon:0 [ 127.141026] active_file:445 inactive_file:429 isolated_file:0 [ 127.141026] unevictable:0 dirty:0 writeback:0 unstable:0 [ 127.141026] slab_reclaimable:53318 slab_unreclaimable:328386 [ 127.141026] mapped:826 shmem:76 pagetables:305 bounce:0 [ 127.141026] free:18384 free_pcp:165 free_cma:0 [ 127.144519] Node 0 active_anon:5940kB inactive_anon:96kB active_file:64kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:24kB dirty:0kB writeback:0kB shmem:144kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 127.147089] Node 1 active_anon:8224kB inactive_anon:76kB active_file:1952kB inactive_file:1712kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3532kB dirty:0kB writeback:0kB shmem:160kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 127.149957] Node 0 DMA free:4176kB min:640kB low:800kB high:960kB active_anon:84kB 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 [ 127.152588] lowmem_reserve[]: 0 886 886 886 [ 127.153130] Node 0 DMA32 free:36524kB min:36536kB low:45668kB high:54800kB active_anon:5856kB inactive_anon:96kB active_file:64kB inactive_file:60kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:2400kB pagetables:448kB bounce:0kB free_pcp:16kB local_pcp:0kB free_cma:0kB [ 127.155482] lowmem_reserve[]: 0 0 0 0 [ 127.155901] Node 1 DMA32 free:32200kB min:30404kB low:38004kB high:45604kB active_anon:8224kB inactive_anon:76kB active_file:2240kB inactive_file:2060kB unevictable:0kB writepending:36kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:1472kB pagetables:772kB bounce:0kB free_pcp:792kB local_pcp:0kB free_cma:0kB [ 127.158053] lowmem_reserve[]: 0 0 0 0 [ 127.158330] Node 0 DMA: 4*4kB (ME) 0*8kB 2*16kB (UE) 1*32kB (M) 0*64kB 2*128kB (ME) 3*256kB (UME) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4176kB [ 127.159476] Node 0 DMA32: 296*4kB (UME) 352*8kB (UM) 175*16kB (UME) 95*32kB (UM) 27*64kB (UME) 2*128kB (M) 0*256kB 0*512kB 2*1024kB (UM) 3*2048kB (UM) 4*4096kB (M) = 36400kB [ 127.161083] Node 1 DMA32: 190*4kB (UM) 436*8kB (UME) 824*16kB (UME) 286*32kB (UME) 92*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 32472kB [ 127.162601] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 127.163434] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 127.164279] 988 total pagecache pages [ 127.164649] 0 pages in swap cache [ 127.164987] Swap cache stats: add 0, delete 0, find 0/0 [ 127.165521] Free swap = 0kB [ 127.165816] Total swap = 0kB [ 127.166131] 524186 pages RAM [ 127.166428] 0 pages HighMem/MovableOnly [ 127.166811] 103968 pages reserved executing program executing program executing program executing program executing program executing program [ 127.415941] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 127.417146] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 127.417657] CPU: 2 PID: 3020 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 127.418458] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 127.419224] Call Trace: [ 127.419479] dump_stack+0x194/0x257 [ 127.419832] ? arch_local_irq_restore+0x53/0x53 [ 127.420291] ? flush_work+0x621/0x930 [ 127.420663] warn_alloc+0x1c2/0x2f0 [ 127.421007] ? zone_watermark_ok_safe+0x430/0x430 [ 127.421388] ? mutex_unlock+0xd/0x10 [ 127.421656] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 127.422029] ? warn_alloc+0x2f0/0x2f0 [ 127.422296] ? SyS_ioctl+0x8f/0xc0 [ 127.422540] ? warn_alloc+0x2f0/0x2f0 [ 127.422796] ? save_stack_trace+0x16/0x20 [ 127.423096] ? check_noncircular+0x20/0x20 executing program [ 127.423494] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 127.423906] ? find_held_lock+0x39/0x1d0 [ 127.424274] ? lock_downgrade+0x990/0x990 [ 127.424577] ? check_same_owner+0x320/0x320 [ 127.425452] ? rcu_note_context_switch+0x710/0x710 executing program [ 127.425771] ? check_noncircular+0x20/0x20 [ 127.426158] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 127.426739] ? __might_sleep+0x95/0x190 [ 127.427092] __alloc_pages_nodemask+0x9f7/0xd80 [ 127.427504] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 127.427954] ? __alloc_pages_nodemask+0xae5/0xd80 [ 127.428393] ? find_held_lock+0x39/0x1d0 [ 127.428748] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 127.429272] ? cache_grow_begin+0x31b/0x400 [ 127.429666] cache_grow_begin+0x86/0x400 [ 127.430028] fallback_alloc+0x150/0x2b0 [ 127.430384] ____cache_alloc_node+0x1cf/0x1e0 [ 127.430784] kmem_cache_alloc_trace+0x27d/0x750 [ 127.431192] ? lock_downgrade+0x990/0x990 [ 127.431569] kvm_dev_ioctl+0x216/0x1840 [ 127.431922] ? lock_release+0xd70/0xd70 [ 127.432278] ? install_new_memslots+0x420/0x420 [ 127.432700] ? avc_has_extended_perms+0x7fa/0x12c0 [ 127.433130] ? unwind_get_return_address+0x61/0xa0 [ 127.433569] ? avc_ss_reset+0x110/0x110 [ 127.433921] ? putname+0xee/0x130 [ 127.434227] ? save_stack+0xa3/0xd0 [ 127.434587] ? save_stack_trace+0x16/0x20 [ 127.434950] ? save_stack+0x43/0xd0 [ 127.435269] ? kasan_slab_free+0x71/0xc0 [ 127.435623] ? kmem_cache_free+0x77/0x280 [ 127.435985] ? putname+0xee/0x130 [ 127.436293] ? do_sys_open+0x31b/0x6d0 [ 127.436639] ? __lock_is_held+0xbc/0x140 [ 127.437008] ? check_same_owner+0x320/0x320 [ 127.437389] ? rcu_note_context_switch+0x710/0x710 executing program [ 127.437825] ? install_new_memslots+0x420/0x420 [ 127.438345] do_vfs_ioctl+0x1b1/0x1530 [ 127.438689] ? _cond_resched+0x14/0x30 [ 127.439037] ? ioctl_preallocate+0x2b0/0x2b0 [ 127.439428] ? selinux_capable+0x40/0x40 [ 127.439786] ? putname+0xf3/0x130 [ 127.440104] ? security_file_ioctl+0x7d/0xb0 executing program [ 127.440505] ? security_file_ioctl+0x89/0xb0 [ 127.440974] SyS_ioctl+0x8f/0xc0 [ 127.441279] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 127.441695] RIP: 0033:0x435369 [ 127.441975] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 127.442645] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 127.443273] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002f1 [ 127.443920] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 127.444563] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 127.445191] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 127.662917] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 127.665037] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 127.665543] CPU: 0 PID: 3015 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 127.666392] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 127.666950] Call Trace: [ 127.667181] dump_stack+0x194/0x257 [ 127.667435] ? arch_local_irq_restore+0x53/0x53 [ 127.667792] ? flush_work+0x621/0x930 [ 127.668053] warn_alloc+0x1c2/0x2f0 [ 127.668310] ? zone_watermark_ok_safe+0x430/0x430 [ 127.668725] ? mutex_unlock+0xd/0x10 [ 127.668996] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 127.669456] ? warn_alloc+0x2f0/0x2f0 [ 127.669741] ? SyS_ioctl+0x8f/0xc0 [ 127.670055] ? warn_alloc+0x2f0/0x2f0 [ 127.670317] ? save_stack_trace+0x16/0x20 [ 127.670688] ? check_noncircular+0x20/0x20 [ 127.670984] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 127.671445] ? find_held_lock+0x39/0x1d0 [ 127.671731] ? lock_downgrade+0x990/0x990 [ 127.672108] ? check_same_owner+0x320/0x320 [ 127.672407] ? rcu_note_context_switch+0x710/0x710 [ 127.672836] ? check_noncircular+0x20/0x20 [ 127.673124] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 127.673700] ? __might_sleep+0x95/0x190 [ 127.673976] __alloc_pages_nodemask+0x9f7/0xd80 [ 127.674385] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 127.674625] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 127.674636] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 127.676085] ? __alloc_pages_nodemask+0xae5/0xd80 [ 127.676510] ? find_held_lock+0x39/0x1d0 [ 127.676792] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 127.677243] ? cache_grow_begin+0x31b/0x400 [ 127.677543] cache_grow_begin+0x86/0x400 [ 127.677901] fallback_alloc+0x150/0x2b0 [ 127.678180] ____cache_alloc_node+0x1cf/0x1e0 [ 127.678575] kmem_cache_alloc_trace+0x27d/0x750 [ 127.678890] ? lock_downgrade+0x990/0x990 [ 127.679259] kvm_dev_ioctl+0x216/0x1840 [ 127.679561] ? lock_release+0xd70/0xd70 [ 127.679935] ? install_new_memslots+0x420/0x420 [ 127.680299] ? avc_has_extended_perms+0x7fa/0x12c0 [ 127.680730] ? unwind_get_return_address+0x61/0xa0 [ 127.681129] ? avc_ss_reset+0x110/0x110 [ 127.681958] ? putname+0xee/0x130 [ 127.682219] ? save_stack+0xa3/0xd0 [ 127.682531] ? save_stack_trace+0x16/0x20 [ 127.682803] ? save_stack+0x43/0xd0 [ 127.683200] ? kasan_slab_free+0x71/0xc0 [ 127.683544] ? kmem_cache_free+0x77/0x280 [ 127.683983] ? putname+0xee/0x130 [ 127.684297] ? do_sys_open+0x31b/0x6d0 [ 127.684632] ? __lock_is_held+0xbc/0x140 [ 127.684913] ? check_same_owner+0x320/0x320 [ 127.685324] ? rcu_note_context_switch+0x710/0x710 [ 127.685651] ? install_new_memslots+0x420/0x420 [ 127.686148] do_vfs_ioctl+0x1b1/0x1530 [ 127.686404] ? _cond_resched+0x14/0x30 [ 127.686737] ? ioctl_preallocate+0x2b0/0x2b0 [ 127.687059] ? selinux_capable+0x40/0x40 [ 127.687430] ? putname+0xf3/0x130 [ 127.687719] ? security_file_ioctl+0x7d/0xb0 [ 127.688150] ? security_file_ioctl+0x89/0xb0 [ 127.688444] SyS_ioctl+0x8f/0xc0 [ 127.688734] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 127.689065] RIP: 0033:0x435369 [ 127.689347] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 127.689848] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 127.690498] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000034d [ 127.690968] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 127.691618] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 127.692174] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 127.692816] CPU: 1 PID: 3021 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 127.693544] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 127.694110] Call Trace: [ 127.694297] dump_stack+0x194/0x257 [ 127.694537] ? arch_local_irq_restore+0x53/0x53 [ 127.694843] ? isolate_lru_page+0x11d0/0x11d0 [ 127.695157] warn_alloc+0x1c2/0x2f0 [ 127.695402] ? zone_watermark_ok_safe+0x430/0x430 [ 127.695757] ? rcu_note_context_switch+0x710/0x710 [ 127.696134] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 127.696568] ? warn_alloc+0x2f0/0x2f0 [ 127.696905] ? SyS_ioctl+0x8f/0xc0 [ 127.697146] ? warn_alloc+0x2f0/0x2f0 [ 127.697431] ? save_stack_trace+0x16/0x20 [ 127.697716] ? check_noncircular+0x20/0x20 [ 127.698074] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 127.698469] ? find_held_lock+0x39/0x1d0 [ 127.698803] ? lock_downgrade+0x990/0x990 [ 127.699108] ? check_same_owner+0x320/0x320 [ 127.699452] ? rcu_note_context_switch+0x710/0x710 [ 127.699859] ? check_noncircular+0x20/0x20 [ 127.700169] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 127.700693] ? __might_sleep+0x95/0x190 [ 127.700963] __alloc_pages_nodemask+0x9f7/0xd80 [ 127.701293] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 127.701761] ? __alloc_pages_nodemask+0xae5/0xd80 [ 127.702091] ? find_held_lock+0x39/0x1d0 [ 127.702496] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 127.703510] ? cache_grow_begin+0x31b/0x400 [ 127.703881] cache_grow_begin+0x86/0x400 [ 127.704313] fallback_alloc+0x150/0x2b0 [ 127.704600] ____cache_alloc_node+0x1cf/0x1e0 [ 127.705037] kmem_cache_alloc_trace+0x27d/0x750 [ 127.705424] ? lock_downgrade+0x990/0x990 [ 127.705802] kvm_dev_ioctl+0x216/0x1840 [ 127.706145] ? lock_release+0xd70/0xd70 [ 127.706416] ? install_new_memslots+0x420/0x420 [ 127.706740] ? avc_has_extended_perms+0x7fa/0x12c0 [ 127.707108] ? unwind_get_return_address+0x61/0xa0 [ 127.707511] ? avc_ss_reset+0x110/0x110 [ 127.707791] ? putname+0xee/0x130 [ 127.708024] ? save_stack+0xa3/0xd0 [ 127.708275] ? save_stack_trace+0x16/0x20 [ 127.708580] ? save_stack+0x43/0xd0 [ 127.708835] ? kasan_slab_free+0x71/0xc0 [ 127.709119] ? kmem_cache_free+0x77/0x280 [ 127.709422] ? putname+0xee/0x130 [ 127.709675] ? do_sys_open+0x31b/0x6d0 [ 127.709991] ? __lock_is_held+0xbc/0x140 [ 127.710300] ? check_same_owner+0x320/0x320 [ 127.710584] ? rcu_note_context_switch+0x710/0x710 [ 127.710910] ? install_new_memslots+0x420/0x420 [ 127.711213] do_vfs_ioctl+0x1b1/0x1530 [ 127.711470] ? _cond_resched+0x14/0x30 [ 127.711756] ? ioctl_preallocate+0x2b0/0x2b0 [ 127.712095] ? selinux_capable+0x40/0x40 [ 127.712470] ? putname+0xf3/0x130 [ 127.712756] ? security_file_ioctl+0x7d/0xb0 [ 127.713076] ? security_file_ioctl+0x89/0xb0 [ 127.713373] SyS_ioctl+0x8f/0xc0 [ 127.713603] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 127.713972] RIP: 0033:0x435369 [ 127.714217] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 127.714947] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 127.715498] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000028b [ 127.716129] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 127.716709] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 127.717202] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 executing program executing program executing program executing program executing program executing program executing program [ 127.908291] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 127.909137] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 127.909612] CPU: 3 PID: 3021 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 127.910187] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 127.910896] Call Trace: [ 127.911081] dump_stack+0x194/0x257 [ 127.911403] ? arch_local_irq_restore+0x53/0x53 [ 127.911723] ? flush_work+0x621/0x930 [ 127.912063] warn_alloc+0x1c2/0x2f0 [ 127.912326] ? zone_watermark_ok_safe+0x430/0x430 [ 127.912748] ? mutex_unlock+0xd/0x10 [ 127.913020] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 127.913478] ? warn_alloc+0x2f0/0x2f0 [ 127.913738] ? SyS_ioctl+0x8f/0xc0 [ 127.914053] ? warn_alloc+0x2f0/0x2f0 [ 127.914316] ? save_stack_trace+0x16/0x20 [ 127.914686] ? check_noncircular+0x20/0x20 [ 127.914981] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 127.915821] ? find_held_lock+0x39/0x1d0 [ 127.916182] ? lock_downgrade+0x990/0x990 [ 127.916488] ? check_same_owner+0x320/0x320 [ 127.916869] ? rcu_note_context_switch+0x710/0x710 [ 127.917204] ? check_noncircular+0x20/0x20 [ 127.917576] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 127.918025] ? __might_sleep+0x95/0x190 [ 127.918376] __alloc_pages_nodemask+0x9f7/0xd80 [ 127.918698] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 127.919136] ? __alloc_pages_nodemask+0xae5/0xd80 [ 127.919559] ? find_held_lock+0x39/0x1d0 [ 127.919838] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 127.920293] ? cache_grow_begin+0x31b/0x400 [ 127.920595] cache_grow_begin+0x86/0x400 [ 127.920953] fallback_alloc+0x150/0x2b0 [ 127.921232] ____cache_alloc_node+0x1cf/0x1e0 [ 127.921628] kmem_cache_alloc_trace+0x27d/0x750 [ 127.921944] ? lock_downgrade+0x990/0x990 [ 127.922315] kvm_dev_ioctl+0x216/0x1840 [ 127.922591] ? lock_release+0xd70/0xd70 [ 127.922938] ? install_new_memslots+0x420/0x420 [ 127.923268] ? avc_has_extended_perms+0x7fa/0x12c0 [ 127.923695] ? unwind_get_return_address+0x61/0xa0 [ 127.924037] ? avc_ss_reset+0x110/0x110 [ 127.924389] ? putname+0xee/0x130 [ 127.924628] ? save_stack+0xa3/0xd0 [ 127.924946] ? save_stack_trace+0x16/0x20 [ 127.925228] ? save_stack+0x43/0xd0 [ 127.925543] ? kasan_slab_free+0x71/0xc0 [ 127.925820] ? kmem_cache_free+0x77/0x280 [ 127.926180] ? putname+0xee/0x130 [ 127.926418] ? do_sys_open+0x31b/0x6d0 [ 127.926761] ? __lock_is_held+0xbc/0x140 [ 127.927052] ? check_same_owner+0x320/0x320 [ 127.927431] ? rcu_note_context_switch+0x710/0x710 [ 127.927770] ? install_new_memslots+0x420/0x420 [ 127.928177] do_vfs_ioctl+0x1b1/0x1530 [ 127.928443] ? _cond_resched+0x14/0x30 [ 127.928786] ? ioctl_preallocate+0x2b0/0x2b0 [ 127.929089] ? selinux_capable+0x40/0x40 [ 127.929445] ? putname+0xf3/0x130 [ 127.929695] ? security_file_ioctl+0x7d/0xb0 [ 127.930077] ? security_file_ioctl+0x89/0xb0 [ 127.930381] SyS_ioctl+0x8f/0xc0 [ 127.930679] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 127.931001] RIP: 0033:0x435369 [ 127.931278] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 127.931796] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 127.932424] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000028c [ 127.932873] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 127.933497] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 127.933982] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 128.127811] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 128.131863] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 128.133096] CPU: 0 PID: 3017 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 128.135112] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 128.136804] Call Trace: [ 128.137349] dump_stack+0x194/0x257 [ 128.138110] ? arch_local_irq_restore+0x53/0x53 [ 128.139069] ? flush_work+0x621/0x930 [ 128.139870] warn_alloc+0x1c2/0x2f0 [ 128.140660] ? zone_watermark_ok_safe+0x430/0x430 [ 128.141650] ? mutex_unlock+0xd/0x10 [ 128.142474] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 128.143893] ? warn_alloc+0x2f0/0x2f0 [ 128.144707] ? SyS_ioctl+0x8f/0xc0 [ 128.145451] ? warn_alloc+0x2f0/0x2f0 [ 128.146285] ? save_stack_trace+0x16/0x20 [ 128.147175] ? check_noncircular+0x20/0x20 [ 128.148058] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 128.149155] ? find_held_lock+0x39/0x1d0 [ 128.149951] ? lock_downgrade+0x990/0x990 [ 128.151436] ? check_same_owner+0x320/0x320 [ 128.152344] ? rcu_note_context_switch+0x710/0x710 [ 128.153355] ? check_noncircular+0x20/0x20 [ 128.154210] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 128.155577] ? __might_sleep+0x95/0x190 [ 128.156410] __alloc_pages_nodemask+0x9f7/0xd80 [ 128.157388] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 128.158402] ? __alloc_pages_nodemask+0xae5/0xd80 [ 128.159439] ? find_held_lock+0x39/0x1d0 [ 128.160130] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 128.160940] ? cache_grow_begin+0x31b/0x400 [ 128.161616] cache_grow_begin+0x86/0x400 [ 128.162248] fallback_alloc+0x150/0x2b0 [ 128.162874] ____cache_alloc_node+0x1cf/0x1e0 [ 128.163569] kmem_cache_alloc_trace+0x27d/0x750 [ 128.164234] ? lock_downgrade+0x990/0x990 [ 128.164756] kvm_dev_ioctl+0x216/0x1840 [ 128.165251] ? lock_release+0xd70/0xd70 [ 128.165742] ? install_new_memslots+0x420/0x420 [ 128.166335] ? avc_has_extended_perms+0x7fa/0x12c0 [ 128.166936] ? unwind_get_return_address+0x61/0xa0 [ 128.167563] ? avc_ss_reset+0x110/0x110 [ 128.168050] ? putname+0xee/0x130 [ 128.168495] ? save_stack+0xa3/0xd0 [ 128.168961] ? save_stack_trace+0x16/0x20 [ 128.169394] ? save_stack+0x43/0xd0 [ 128.169764] ? kasan_slab_free+0x71/0xc0 [ 128.170180] ? kmem_cache_free+0x77/0x280 [ 128.170600] ? putname+0xee/0x130 [ 128.170956] ? do_sys_open+0x31b/0x6d0 [ 128.171366] ? __lock_is_held+0xbc/0x140 [ 128.172464] ? check_same_owner+0x320/0x320 [ 128.172920] ? rcu_note_context_switch+0x710/0x710 [ 128.173440] ? install_new_memslots+0x420/0x420 [ 128.173918] do_vfs_ioctl+0x1b1/0x1530 [ 128.174282] ? _cond_resched+0x14/0x30 [ 128.174632] ? ioctl_preallocate+0x2b0/0x2b0 [ 128.175026] ? selinux_capable+0x40/0x40 [ 128.175386] ? putname+0xf3/0x130 [ 128.175709] ? security_file_ioctl+0x7d/0xb0 [ 128.176096] ? security_file_ioctl+0x89/0xb0 [ 128.176495] SyS_ioctl+0x8f/0xc0 [ 128.176800] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 128.177220] RIP: 0033:0x435369 [ 128.177503] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 128.178182] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 128.178816] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000339 [ 128.179405] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 128.179962] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 128.180520] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 128.181188] warn_alloc_show_mem: 4 callbacks suppressed [ 128.181725] Mem-Info: [ 128.193656] active_anon:3544 inactive_anon:43 isolated_anon:0 [ 128.193656] active_file:73 inactive_file:200 isolated_file:32 [ 128.193656] unevictable:0 dirty:0 writeback:0 unstable:0 [ 128.193656] slab_reclaimable:53503 slab_unreclaimable:328939 [ 128.193656] mapped:176 shmem:76 pagetables:306 bounce:0 [ 128.193656] free:18025 free_pcp:273 free_cma:0 [ 128.197071] Node 0 active_anon:5940kB inactive_anon:96kB active_file:700kB inactive_file:612kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:940kB dirty:0kB writeback:0kB shmem:144kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 128.200424] Node 1 active_anon:8236kB inactive_anon:76kB active_file:192kB inactive_file:160kB unevictable:0kB isolated(anon):0kB isolated(file):112kB mapped:164kB dirty:0kB writeback:0kB shmem:160kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 128.203424] Node 0 DMA free:4176kB min:640kB low:800kB high:960kB active_anon:84kB 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 [ 128.206570] lowmem_reserve[]: 0 886 886 886 [ 128.207133] Node 0 DMA32 free:36168kB min:36536kB low:45668kB high:54800kB active_anon:5856kB inactive_anon:96kB active_file:748kB inactive_file:724kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:2400kB pagetables:448kB bounce:0kB free_pcp:380kB local_pcp:0kB free_cma:0kB [ 128.210800] lowmem_reserve[]: 0 0 0 0 [ 128.211273] Node 1 DMA32 free:30672kB min:30404kB low:38004kB high:45604kB active_anon:8236kB inactive_anon:76kB active_file:380kB inactive_file:300kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:1472kB pagetables:776kB bounce:0kB free_pcp:912kB local_pcp:0kB free_cma:0kB [ 128.214108] lowmem_reserve[]: 0 0 0 0 [ 128.214956] Node 0 DMA: 4*4kB (ME) 0*8kB 2*16kB (UE) 1*32kB (M) 0*64kB 2*128kB (ME) 3*256kB (UME) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4176kB [ 128.217560] Node 0 DMA32: 100*4kB (ME) 403*8kB (UM) 266*16kB (UME) 119*32kB (UME) 35*64kB (UME) 2*128kB (M) 1*256kB (E) 1*512kB (E) 3*1024kB (UME) 3*2048kB (ME) 3*4096kB (M) = 36456kB [ 128.219906] Node 1 DMA32: 117*4kB (UME) 292*8kB (UM) 641*16kB (UM) 349*32kB (UME) 113*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 31460kB [ 128.221797] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 128.222797] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 128.223664] 339 total pagecache pages [ 128.224091] 0 pages in swap cache [ 128.224450] Swap cache stats: add 0, delete 0, find 0/0 [ 128.224999] Free swap = 0kB [ 128.225330] Total swap = 0kB [ 128.225728] 524186 pages RAM [ 128.226089] 0 pages HighMem/MovableOnly [ 128.226395] 103968 pages reserved [ 128.423438] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 128.424800] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 128.425453] CPU: 3 PID: 3020 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 128.426599] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 128.427549] Call Trace: [ 128.428172] dump_stack+0x194/0x257 [ 128.428617] ? arch_local_irq_restore+0x53/0x53 [ 128.429134] ? flush_work+0x621/0x930 [ 128.429592] warn_alloc+0x1c2/0x2f0 [ 128.429976] ? zone_watermark_ok_safe+0x430/0x430 [ 128.430531] ? mutex_unlock+0xd/0x10 [ 128.430930] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 128.431421] ? warn_alloc+0x2f0/0x2f0 [ 128.431665] ? SyS_ioctl+0x8f/0xc0 [ 128.431935] ? warn_alloc+0x2f0/0x2f0 [ 128.432217] ? save_stack_trace+0x16/0x20 [ 128.432516] ? check_noncircular+0x20/0x20 [ 128.432792] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 128.433232] ? find_held_lock+0x39/0x1d0 [ 128.433560] ? lock_downgrade+0x990/0x990 [ 128.433921] ? check_same_owner+0x320/0x320 [ 128.434260] ? rcu_note_context_switch+0x710/0x710 [ 128.434642] ? check_noncircular+0x20/0x20 [ 128.434944] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 128.435443] ? __might_sleep+0x95/0x190 [ 128.435705] __alloc_pages_nodemask+0x9f7/0xd80 [ 128.436047] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 128.436404] ? __alloc_pages_nodemask+0xae5/0xd80 [ 128.436728] ? find_held_lock+0x39/0x1d0 [ 128.437049] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 128.437413] ? cache_grow_begin+0x31b/0x400 [ 128.437740] cache_grow_begin+0x86/0x400 [ 128.438043] fallback_alloc+0x150/0x2b0 [ 128.438363] ____cache_alloc_node+0x1cf/0x1e0 [ 128.438683] kmem_cache_alloc_trace+0x27d/0x750 [ 128.439027] ? lock_downgrade+0x990/0x990 [ 128.439354] kvm_dev_ioctl+0x216/0x1840 [ 128.439671] ? lock_release+0xd70/0xd70 [ 128.439995] ? install_new_memslots+0x420/0x420 [ 128.440354] ? avc_has_extended_perms+0x7fa/0x12c0 [ 128.440722] ? unwind_get_return_address+0x61/0xa0 [ 128.441077] ? avc_ss_reset+0x110/0x110 [ 128.441402] ? putname+0xee/0x130 [ 128.441644] ? save_stack+0xa3/0xd0 [ 128.441914] ? save_stack_trace+0x16/0x20 [ 128.442213] ? save_stack+0x43/0xd0 [ 128.442455] ? kasan_slab_free+0x71/0xc0 [ 128.442719] ? kmem_cache_free+0x77/0x280 [ 128.443023] ? putname+0xee/0x130 [ 128.443278] ? do_sys_open+0x31b/0x6d0 [ 128.443570] ? __lock_is_held+0xbc/0x140 [ 128.443875] ? check_same_owner+0x320/0x320 [ 128.444206] ? rcu_note_context_switch+0x710/0x710 [ 128.444589] ? install_new_memslots+0x420/0x420 [ 128.444915] do_vfs_ioctl+0x1b1/0x1530 [ 128.445210] ? _cond_resched+0x14/0x30 [ 128.445500] ? ioctl_preallocate+0x2b0/0x2b0 [ 128.445793] ? selinux_capable+0x40/0x40 [ 128.446067] ? putname+0xf3/0x130 [ 128.446305] ? security_file_ioctl+0x7d/0xb0 [ 128.446600] ? security_file_ioctl+0x89/0xb0 [ 128.446892] SyS_ioctl+0x8f/0xc0 [ 128.447123] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 128.447433] RIP: 0033:0x435369 [ 128.447648] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 128.448149] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 128.448630] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002f2 [ 128.449349] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 128.449830] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 128.450296] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 128.477763] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 128.479497] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 128.480078] CPU: 0 PID: 3016 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 128.480702] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 128.481267] Call Trace: [ 128.481446] dump_stack+0x194/0x257 [ 128.481697] ? arch_local_irq_restore+0x53/0x53 [ 128.482044] ? flush_work+0x621/0x930 [ 128.482309] warn_alloc+0x1c2/0x2f0 [ 128.482597] ? zone_watermark_ok_safe+0x430/0x430 [ 128.482919] ? mutex_unlock+0xd/0x10 [ 128.483242] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 128.483599] ? warn_alloc+0x2f0/0x2f0 [ 128.483911] ? SyS_ioctl+0x8f/0xc0 [ 128.484166] ? warn_alloc+0x2f0/0x2f0 [ 128.484444] ? save_stack_trace+0x16/0x20 [ 128.484829] ? check_noncircular+0x20/0x20 [ 128.485185] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 128.485540] ? find_held_lock+0x39/0x1d0 [ 128.485848] ? lock_downgrade+0x990/0x990 [ 128.486142] ? check_same_owner+0x320/0x320 [ 128.486433] ? rcu_note_context_switch+0x710/0x710 [ 128.486761] ? check_noncircular+0x20/0x20 [ 128.487066] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 128.487567] ? __might_sleep+0x95/0x190 [ 128.487838] __alloc_pages_nodemask+0x9f7/0xd80 [ 128.488170] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 128.488506] ? __alloc_pages_nodemask+0xae5/0xd80 [ 128.488831] ? find_held_lock+0x39/0x1d0 [ 128.489115] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 128.489468] ? cache_grow_begin+0x31b/0x400 [ 128.489761] cache_grow_begin+0x86/0x400 [ 128.490051] fallback_alloc+0x150/0x2b0 [ 128.490324] ____cache_alloc_node+0x1cf/0x1e0 [ 128.490629] kmem_cache_alloc_trace+0x27d/0x750 [ 128.490941] ? lock_downgrade+0x990/0x990 [ 128.491243] kvm_dev_ioctl+0x216/0x1840 [ 128.491513] ? lock_release+0xd70/0xd70 [ 128.492212] ? install_new_memslots+0x420/0x420 [ 128.492598] ? avc_has_extended_perms+0x7fa/0x12c0 [ 128.492996] ? unwind_get_return_address+0x61/0xa0 [ 128.493385] ? avc_ss_reset+0x110/0x110 [ 128.493709] ? putname+0xee/0x130 [ 128.493955] ? save_stack+0xa3/0xd0 [ 128.494253] ? save_stack_trace+0x16/0x20 [ 128.494555] ? save_stack+0x43/0xd0 [ 128.494840] ? kasan_slab_free+0x71/0xc0 [ 128.495185] ? kmem_cache_free+0x77/0x280 [ 128.495518] ? putname+0xee/0x130 [ 128.495777] ? do_sys_open+0x31b/0x6d0 [ 128.496094] ? __lock_is_held+0xbc/0x140 [ 128.496383] ? check_same_owner+0x320/0x320 [ 128.496701] ? rcu_note_context_switch+0x710/0x710 [ 128.497102] ? install_new_memslots+0x420/0x420 [ 128.497467] do_vfs_ioctl+0x1b1/0x1530 [ 128.497767] ? _cond_resched+0x14/0x30 [ 128.498058] ? ioctl_preallocate+0x2b0/0x2b0 [ 128.498413] ? selinux_capable+0x40/0x40 [ 128.498713] ? putname+0xf3/0x130 [ 128.498969] ? security_file_ioctl+0x7d/0xb0 [ 128.499317] ? security_file_ioctl+0x89/0xb0 [ 128.499656] SyS_ioctl+0x8f/0xc0 [ 128.499901] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 128.500260] RIP: 0033:0x435369 [ 128.500501] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 128.501097] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 128.501632] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000026f [ 128.502172] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 128.502701] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 128.503327] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 128.503950] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 128.505569] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 128.506210] CPU: 3 PID: 3021 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 128.507049] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 128.507762] Call Trace: [ 128.507941] dump_stack+0x194/0x257 [ 128.508194] ? arch_local_irq_restore+0x53/0x53 [ 128.508517] ? flush_work+0x621/0x930 [ 128.508771] warn_alloc+0x1c2/0x2f0 [ 128.509027] ? zone_watermark_ok_safe+0x430/0x430 [ 128.509356] ? mutex_unlock+0xd/0x10 [ 128.509622] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 128.510012] ? warn_alloc+0x2f0/0x2f0 [ 128.510325] ? SyS_ioctl+0x8f/0xc0 [ 128.510579] ? warn_alloc+0x2f0/0x2f0 [ 128.510854] ? save_stack_trace+0x16/0x20 [ 128.511159] ? check_noncircular+0x20/0x20 [ 128.511476] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 128.511834] ? find_held_lock+0x39/0x1d0 [ 128.512246] ? lock_downgrade+0x990/0x990 [ 128.512558] ? check_same_owner+0x320/0x320 [ 128.512868] ? rcu_note_context_switch+0x710/0x710 [ 128.513484] ? check_noncircular+0x20/0x20 [ 128.513777] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 128.514324] ? __might_sleep+0x95/0x190 [ 128.514692] __alloc_pages_nodemask+0x9f7/0xd80 [ 128.515173] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 128.515532] ? __alloc_pages_nodemask+0xae5/0xd80 [ 128.515852] ? find_held_lock+0x39/0x1d0 [ 128.516172] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 128.516653] ? cache_grow_begin+0x31b/0x400 [ 128.516940] cache_grow_begin+0x86/0x400 [ 128.517214] fallback_alloc+0x150/0x2b0 [ 128.517478] ____cache_alloc_node+0x1cf/0x1e0 [ 128.517781] kmem_cache_alloc_trace+0x27d/0x750 [ 128.518084] ? lock_downgrade+0x990/0x990 [ 128.518369] kvm_dev_ioctl+0x216/0x1840 [ 128.518633] ? lock_release+0xd70/0xd70 [ 128.518900] ? install_new_memslots+0x420/0x420 [ 128.519215] ? avc_has_extended_perms+0x7fa/0x12c0 [ 128.519539] ? unwind_get_return_address+0x61/0xa0 [ 128.519866] ? avc_ss_reset+0x110/0x110 [ 128.520167] ? putname+0xee/0x130 [ 128.520404] ? save_stack+0xa3/0xd0 [ 128.520650] ? save_stack_trace+0x16/0x20 [ 128.520928] ? save_stack+0x43/0xd0 [ 128.521171] ? kasan_slab_free+0x71/0xc0 [ 128.521443] ? kmem_cache_free+0x77/0x280 [ 128.521721] ? putname+0xee/0x130 [ 128.521953] ? do_sys_open+0x31b/0x6d0 [ 128.522218] ? __lock_is_held+0xbc/0x140 [ 128.522505] ? check_same_owner+0x320/0x320 [ 128.522797] ? rcu_note_context_switch+0x710/0x710 [ 128.523133] ? install_new_memslots+0x420/0x420 [ 128.523444] do_vfs_ioctl+0x1b1/0x1530 [ 128.523705] ? _cond_resched+0x14/0x30 [ 128.523969] ? ioctl_preallocate+0x2b0/0x2b0 [ 128.524304] ? selinux_capable+0x40/0x40 [ 128.524587] ? putname+0xf3/0x130 [ 128.524865] ? security_file_ioctl+0x7d/0xb0 [ 128.525157] ? security_file_ioctl+0x89/0xb0 [ 128.525456] SyS_ioctl+0x8f/0xc0 [ 128.525685] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 128.526002] RIP: 0033:0x435369 [ 128.526217] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 128.526730] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 128.527235] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000028d [ 128.527717] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 128.528205] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 128.528689] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 129.143886] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 129.144706] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 129.145097] CPU: 0 PID: 3018 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 129.145661] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 129.146205] Call Trace: [ 129.146385] dump_stack+0x194/0x257 [ 129.146634] ? arch_local_irq_restore+0x53/0x53 [ 129.146948] ? flush_work+0x621/0x930 [ 129.147209] warn_alloc+0x1c2/0x2f0 [ 129.147456] ? zone_watermark_ok_safe+0x430/0x430 [ 129.147779] ? mutex_unlock+0xd/0x10 [ 129.148046] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 129.148408] ? warn_alloc+0x2f0/0x2f0 [ 129.148663] ? SyS_ioctl+0x8f/0xc0 [ 129.148906] ? warn_alloc+0x2f0/0x2f0 [ 129.149165] ? save_stack_trace+0x16/0x20 [ 129.149452] ? check_noncircular+0x20/0x20 [ 129.149743] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 129.150100] ? find_held_lock+0x39/0x1d0 [ 129.150382] ? lock_downgrade+0x990/0x990 [ 129.150676] ? check_same_owner+0x320/0x320 [ 129.150969] ? rcu_note_context_switch+0x710/0x710 [ 129.151353] ? check_noncircular+0x20/0x20 [ 129.151692] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 129.152164] ? __might_sleep+0x95/0x190 [ 129.152497] __alloc_pages_nodemask+0x9f7/0xd80 [ 129.152884] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 129.153820] ? __alloc_pages_nodemask+0xae5/0xd80 [ 129.154195] ? find_held_lock+0x39/0x1d0 [ 129.154508] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 129.154948] ? cache_grow_begin+0x31b/0x400 [ 129.155251] cache_grow_begin+0x86/0x400 [ 129.155524] fallback_alloc+0x150/0x2b0 [ 129.155793] ____cache_alloc_node+0x1cf/0x1e0 [ 129.156093] kmem_cache_alloc_trace+0x27d/0x750 [ 129.156412] ? lock_downgrade+0x990/0x990 [ 129.156700] kvm_dev_ioctl+0x216/0x1840 [ 129.156972] ? lock_release+0xd70/0xd70 [ 129.157242] ? install_new_memslots+0x420/0x420 [ 129.157569] ? avc_has_extended_perms+0x7fa/0x12c0 [ 129.157899] ? unwind_get_return_address+0x61/0xa0 [ 129.158237] ? avc_ss_reset+0x110/0x110 [ 129.158506] ? putname+0xee/0x130 [ 129.158741] ? save_stack+0xa3/0xd0 [ 129.158988] ? save_stack_trace+0x16/0x20 [ 129.159266] ? save_stack+0x43/0xd0 [ 129.159511] ? kasan_slab_free+0x71/0xc0 [ 129.159784] ? kmem_cache_free+0x77/0x280 [ 129.160062] ? putname+0xee/0x130 [ 129.160298] ? do_sys_open+0x31b/0x6d0 [ 129.160563] ? __lock_is_held+0xbc/0x140 [ 129.160849] ? check_same_owner+0x320/0x320 [ 129.161143] ? rcu_note_context_switch+0x710/0x710 [ 129.161480] ? install_new_memslots+0x420/0x420 [ 129.161794] do_vfs_ioctl+0x1b1/0x1530 [ 129.162068] ? _cond_resched+0x14/0x30 [ 129.162376] ? ioctl_preallocate+0x2b0/0x2b0 [ 129.162714] ? selinux_capable+0x40/0x40 [ 129.163044] ? putname+0xf3/0x130 [ 129.163316] ? security_file_ioctl+0x7d/0xb0 [ 129.163666] ? security_file_ioctl+0x89/0xb0 [ 129.164009] SyS_ioctl+0x8f/0xc0 [ 129.164243] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 129.164563] RIP: 0033:0x435369 [ 129.164778] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 129.165292] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 129.165773] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002de [ 129.166254] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 129.166735] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 129.167220] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 132.152801] warn_alloc: 23 callbacks suppressed [ 132.153185] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 132.154172] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 132.154531] CPU: 0 PID: 3022 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 132.155090] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 132.155698] Call Trace: [ 132.155880] dump_stack+0x194/0x257 [ 132.156127] ? arch_local_irq_restore+0x53/0x53 [ 132.156452] ? isolate_lru_page+0x11d0/0x11d0 [ 132.156759] warn_alloc+0x1c2/0x2f0 [ 132.157005] ? zone_watermark_ok_safe+0x430/0x430 [ 132.157335] ? rcu_note_context_switch+0x710/0x710 [ 132.157680] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 132.158037] ? warn_alloc+0x2f0/0x2f0 [ 132.158290] ? SyS_ioctl+0x8f/0xc0 [ 132.158532] ? warn_alloc+0x2f0/0x2f0 [ 132.158789] ? save_stack_trace+0x16/0x20 [ 132.159076] ? check_noncircular+0x20/0x20 [ 132.159366] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 132.159720] ? find_held_lock+0x39/0x1d0 [ 132.160000] ? lock_downgrade+0x990/0x990 [ 132.160296] ? check_same_owner+0x320/0x320 [ 132.160588] ? rcu_note_context_switch+0x710/0x710 [ 132.161343] ? check_noncircular+0x20/0x20 [ 132.161635] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 132.162078] ? __might_sleep+0x95/0x190 [ 132.162347] __alloc_pages_nodemask+0x9f7/0xd80 [ 132.162665] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 132.162999] ? __alloc_pages_nodemask+0xae5/0xd80 [ 132.163324] ? find_held_lock+0x39/0x1d0 [ 132.163598] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 132.163945] ? cache_grow_begin+0x31b/0x400 [ 132.164250] cache_grow_begin+0x86/0x400 [ 132.164528] fallback_alloc+0x150/0x2b0 [ 132.164803] ____cache_alloc_node+0x1cf/0x1e0 [ 132.165108] kmem_cache_alloc_trace+0x27d/0x750 [ 132.165421] ? lock_downgrade+0x990/0x990 [ 132.165707] kvm_dev_ioctl+0x216/0x1840 [ 132.165978] ? lock_release+0xd70/0xd70 [ 132.166247] ? install_new_memslots+0x420/0x420 [ 132.166572] ? avc_has_extended_perms+0x7fa/0x12c0 [ 132.166900] ? unwind_get_return_address+0x61/0xa0 [ 132.167237] ? avc_ss_reset+0x110/0x110 [ 132.167505] ? putname+0xee/0x130 [ 132.167740] ? save_stack+0xa3/0xd0 [ 132.167985] ? save_stack_trace+0x16/0x20 [ 132.168265] ? save_stack+0x43/0xd0 [ 132.168508] ? kasan_slab_free+0x71/0xc0 [ 132.168780] ? kmem_cache_free+0x77/0x280 [ 132.169056] ? putname+0xee/0x130 [ 132.169289] ? do_sys_open+0x31b/0x6d0 [ 132.169553] ? __lock_is_held+0xbc/0x140 [ 132.169838] ? check_same_owner+0x320/0x320 [ 132.170131] ? rcu_note_context_switch+0x710/0x710 [ 132.170467] ? install_new_memslots+0x420/0x420 [ 132.170778] do_vfs_ioctl+0x1b1/0x1530 [ 132.171039] ? _cond_resched+0x14/0x30 [ 132.171304] ? ioctl_preallocate+0x2b0/0x2b0 [ 132.171601] ? selinux_capable+0x40/0x40 [ 132.171875] ? putname+0xf3/0x130 [ 132.172119] ? security_file_ioctl+0x7d/0xb0 [ 132.172421] ? security_file_ioctl+0x89/0xb0 [ 132.172719] SyS_ioctl+0x8f/0xc0 [ 132.172950] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 132.173267] RIP: 0033:0x435369 [ 132.173479] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 132.173992] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 132.174475] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000031e [ 132.174955] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 132.175434] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 132.175922] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 132.176473] warn_alloc_show_mem: 4 callbacks suppressed [ 132.176944] Mem-Info: [ 132.177134] active_anon:3544 inactive_anon:43 isolated_anon:0 [ 132.177134] active_file:31 inactive_file:68 isolated_file:24 [ 132.177134] unevictable:0 dirty:3 writeback:0 unstable:0 [ 132.177134] slab_reclaimable:53611 slab_unreclaimable:328855 [ 132.177134] mapped:52 shmem:76 pagetables:306 bounce:0 [ 132.177134] free:18114 free_pcp:116 free_cma:0 [ 132.179369] Node 0 active_anon:5932kB inactive_anon:100kB active_file:60kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):68kB mapped:4kB dirty:0kB writeback:0kB shmem:148kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 132.181767] Node 1 active_anon:8244kB inactive_anon:72kB active_file:64kB inactive_file:604kB unevictable:0kB isolated(anon):0kB isolated(file):28kB mapped:292kB dirty:12kB writeback:0kB shmem:156kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 132.184193] Node 0 DMA free:4176kB min:640kB low:800kB high:960kB active_anon:84kB 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 [ 132.186071] lowmem_reserve[]: 0 886 886 886 [ 132.186483] Node 0 DMA32 free:37192kB min:36536kB low:45668kB high:54800kB active_anon:5848kB inactive_anon:100kB active_file:24kB inactive_file:12kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:2400kB pagetables:440kB bounce:0kB free_pcp:132kB local_pcp:0kB free_cma:0kB [ 132.188495] lowmem_reserve[]: 0 0 0 0 [ 132.188855] Node 1 DMA32 free:31380kB min:30404kB low:38004kB high:45604kB active_anon:8244kB inactive_anon:72kB active_file:112kB inactive_file:756kB unevictable:0kB writepending:12kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:1472kB pagetables:784kB bounce:0kB free_pcp:300kB local_pcp:0kB free_cma:0kB [ 132.190848] lowmem_reserve[]: 0 0 0 0 [ 132.191223] Node 0 DMA: 4*4kB (ME) 0*8kB 2*16kB (UE) 1*32kB (M) 0*64kB 2*128kB (ME) 3*256kB (UME) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4176kB [ 132.192357] Node 0 DMA32: 271*4kB (UME) 467*8kB (UMEH) 294*16kB (UMEH) 127*32kB (UME) 46*64kB (UM) 6*128kB (UME) 1*256kB (U) 2*512kB (UE) 3*1024kB (UME) 4*2048kB (UME) 2*4096kB (M) = 38036kB [ 132.193678] Node 1 DMA32: 36*4kB (UM) 226*8kB (UE) 641*16kB (UME) 357*32kB (UME) 112*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30800kB [ 132.194796] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 132.195483] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 132.196148] 604 total pagecache pages [ 132.196504] 0 pages in swap cache [ 132.196737] Swap cache stats: add 0, delete 0, find 0/0 [ 132.197204] Free swap = 0kB executing program executing program executing program executing program executing program executing program executing program executing program [ 132.197490] Total swap = 0kB executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 132.198193] 524186 pages RAM [ 132.198402] 0 pages HighMem/MovableOnly [ 132.198752] 103968 pages reserved executing program [ 132.343513] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 132.344674] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 132.345194] CPU: 1 PID: 3020 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 132.346114] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 132.346887] Call Trace: [ 132.347112] dump_stack+0x194/0x257 [ 132.347453] ? arch_local_irq_restore+0x53/0x53 [ 132.348077] ? flush_work+0x621/0x930 [ 132.348635] warn_alloc+0x1c2/0x2f0 [ 132.348954] ? zone_watermark_ok_safe+0x430/0x430 [ 132.349580] ? mutex_unlock+0xd/0x10 [ 132.349924] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 132.350585] ? warn_alloc+0x2f0/0x2f0 [ 132.350953] ? SyS_ioctl+0x8f/0xc0 [ 132.351466] ? warn_alloc+0x2f0/0x2f0 [ 132.351798] ? save_stack_trace+0x16/0x20 [ 132.352348] ? check_noncircular+0x20/0x20 [ 132.352723] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 132.353632] ? find_held_lock+0x39/0x1d0 [ 132.354062] ? lock_downgrade+0x990/0x990 [ 132.354573] ? check_same_owner+0x320/0x320 [ 132.354967] ? rcu_note_context_switch+0x710/0x710 [ 132.355556] ? check_noncircular+0x20/0x20 [ 132.355924] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 132.356684] ? __might_sleep+0x95/0x190 [ 132.357068] __alloc_pages_nodemask+0x9f7/0xd80 [ 132.357543] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 132.358080] ? __alloc_pages_nodemask+0xae5/0xd80 [ 132.358518] ? find_held_lock+0x39/0x1d0 [ 132.359049] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 132.359748] ? cache_grow_begin+0x31b/0x400 [ 132.360180] cache_grow_begin+0x86/0x400 [ 132.360675] fallback_alloc+0x150/0x2b0 [ 132.361060] ____cache_alloc_node+0x1cf/0x1e0 [ 132.361529] kmem_cache_alloc_trace+0x27d/0x750 [ 132.361926] ? lock_downgrade+0x990/0x990 [ 132.362428] kvm_dev_ioctl+0x216/0x1840 [ 132.362956] ? lock_release+0xd70/0xd70 [ 132.363335] ? install_new_memslots+0x420/0x420 [ 132.363831] ? avc_has_extended_perms+0x7fa/0x12c0 [ 132.364492] ? unwind_get_return_address+0x61/0xa0 [ 132.364979] ? avc_ss_reset+0x110/0x110 [ 132.365493] ? putname+0xee/0x130 [ 132.365866] ? save_stack+0xa3/0xd0 [ 132.366218] ? save_stack_trace+0x16/0x20 [ 132.366774] ? save_stack+0x43/0xd0 [ 132.367167] ? kasan_slab_free+0x71/0xc0 [ 132.367674] ? kmem_cache_free+0x77/0x280 [ 132.368042] ? putname+0xee/0x130 [ 132.368463] ? do_sys_open+0x31b/0x6d0 [ 132.368899] ? __lock_is_held+0xbc/0x140 [ 132.369367] ? check_same_owner+0x320/0x320 [ 132.369715] ? rcu_note_context_switch+0x710/0x710 [ 132.370206] ? install_new_memslots+0x420/0x420 [ 132.370716] do_vfs_ioctl+0x1b1/0x1530 [ 132.371128] ? _cond_resched+0x14/0x30 [ 132.371438] ? ioctl_preallocate+0x2b0/0x2b0 [ 132.371994] ? selinux_capable+0x40/0x40 [ 132.372378] ? putname+0xf3/0x130 [ 132.372787] ? security_file_ioctl+0x7d/0xb0 [ 132.373121] ? security_file_ioctl+0x89/0xb0 [ 132.373626] SyS_ioctl+0x8f/0xc0 [ 132.373941] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 132.374382] RIP: 0033:0x435369 [ 132.375059] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 132.375863] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 132.376391] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002f6 [ 132.377075] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 132.377627] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 132.378358] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 executing program [ 132.552593] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 132.556705] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 132.558386] CPU: 0 PID: 3016 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 132.560813] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 132.563347] Call Trace: [ 132.564097] dump_stack+0x194/0x257 [ 132.565253] ? arch_local_irq_restore+0x53/0x53 [ 132.569423] ? isolate_lru_page+0x11d0/0x11d0 [ 132.570286] warn_alloc+0x1c2/0x2f0 [ 132.571007] ? zone_watermark_ok_safe+0x430/0x430 [ 132.571968] ? rcu_note_context_switch+0x710/0x710 [ 132.572953] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 132.573986] ? warn_alloc+0x2f0/0x2f0 [ 132.574550] ? SyS_ioctl+0x8f/0xc0 [ 132.575097] ? warn_alloc+0x2f0/0x2f0 [ 132.575658] ? save_stack_trace+0x16/0x20 [ 132.576327] ? check_noncircular+0x20/0x20 [ 132.576970] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 132.577751] ? find_held_lock+0x39/0x1d0 [ 132.578359] ? lock_downgrade+0x990/0x990 [ 132.579000] ? check_same_owner+0x320/0x320 [ 132.579514] ? rcu_note_context_switch+0x710/0x710 [ 132.580099] ? check_noncircular+0x20/0x20 [ 132.580611] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 132.581389] ? __might_sleep+0x95/0x190 [ 132.581872] __alloc_pages_nodemask+0x9f7/0xd80 [ 132.582436] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 132.583034] ? __alloc_pages_nodemask+0xae5/0xd80 [ 132.583619] ? find_held_lock+0x39/0x1d0 [ 132.584109] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 132.584636] ? cache_grow_begin+0x31b/0x400 [ 132.585072] cache_grow_begin+0x86/0x400 [ 132.585478] fallback_alloc+0x150/0x2b0 [ 132.585886] ____cache_alloc_node+0x1cf/0x1e0 [ 132.586331] kmem_cache_alloc_trace+0x27d/0x750 [ 132.586797] ? lock_downgrade+0x990/0x990 [ 132.587223] kvm_dev_ioctl+0x216/0x1840 [ 132.588122] ? lock_release+0xd70/0xd70 [ 132.588650] ? install_new_memslots+0x420/0x420 [ 132.589114] ? avc_has_extended_perms+0x7fa/0x12c0 [ 132.589536] ? unwind_get_return_address+0x61/0xa0 [ 132.589966] ? avc_ss_reset+0x110/0x110 [ 132.590310] ? putname+0xee/0x130 [ 132.590610] ? save_stack+0xa3/0xd0 [ 132.590924] ? save_stack_trace+0x16/0x20 [ 132.591281] ? save_stack+0x43/0xd0 [ 132.591593] ? kasan_slab_free+0x71/0xc0 [ 132.591939] ? kmem_cache_free+0x77/0x280 [ 132.592331] ? putname+0xee/0x130 [ 132.592627] ? do_sys_open+0x31b/0x6d0 [ 132.592967] ? __lock_is_held+0xbc/0x140 [ 132.593334] ? check_same_owner+0x320/0x320 [ 132.593708] ? rcu_note_context_switch+0x710/0x710 [ 132.594128] ? install_new_memslots+0x420/0x420 [ 132.594479] do_vfs_ioctl+0x1b1/0x1530 [ 132.594771] ? _cond_resched+0x14/0x30 [ 132.595070] ? ioctl_preallocate+0x2b0/0x2b0 [ 132.595406] ? selinux_capable+0x40/0x40 [ 132.595715] ? putname+0xf3/0x130 [ 132.595990] ? security_file_ioctl+0x7d/0xb0 [ 132.596331] ? security_file_ioctl+0x89/0xb0 [ 132.596667] SyS_ioctl+0x8f/0xc0 [ 132.596925] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 132.597282] RIP: 0033:0x435369 [ 132.597527] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 132.598104] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 132.598642] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000272 [ 132.599169] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 132.599650] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 132.600137] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 132.703350] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 132.704393] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 132.704792] CPU: 0 PID: 3019 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 132.705352] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 132.705906] Call Trace: [ 132.706099] dump_stack+0x194/0x257 [ 132.706347] ? arch_local_irq_restore+0x53/0x53 [ 132.706663] ? flush_work+0x621/0x930 [ 132.706922] warn_alloc+0x1c2/0x2f0 [ 132.707167] ? zone_watermark_ok_safe+0x430/0x430 [ 132.707518] ? mutex_unlock+0xd/0x10 [ 132.707785] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 132.708144] ? warn_alloc+0x2f0/0x2f0 [ 132.708402] ? SyS_ioctl+0x8f/0xc0 [ 132.708645] ? warn_alloc+0x2f0/0x2f0 [ 132.708905] ? save_stack_trace+0x16/0x20 [ 132.709193] ? check_noncircular+0x20/0x20 [ 132.709485] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 132.709842] ? find_held_lock+0x39/0x1d0 [ 132.710126] ? lock_downgrade+0x990/0x990 [ 132.710419] ? check_same_owner+0x320/0x320 [ 132.710712] ? rcu_note_context_switch+0x710/0x710 [ 132.711040] ? check_noncircular+0x20/0x20 [ 132.711325] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 132.711772] ? __might_sleep+0x95/0x190 [ 132.712045] __alloc_pages_nodemask+0x9f7/0xd80 [ 132.712368] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 132.712744] ? __alloc_pages_nodemask+0xae5/0xd80 [ 132.713069] ? find_held_lock+0x39/0x1d0 [ 132.713344] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 132.713696] ? cache_grow_begin+0x31b/0x400 [ 132.713988] cache_grow_begin+0x86/0x400 [ 132.714268] fallback_alloc+0x150/0x2b0 [ 132.714542] ____cache_alloc_node+0x1cf/0x1e0 [ 132.714848] kmem_cache_alloc_trace+0x27d/0x750 [ 132.715160] ? lock_downgrade+0x990/0x990 [ 132.715515] kvm_dev_ioctl+0x216/0x1840 [ 132.716199] ? lock_release+0xd70/0xd70 [ 132.716493] ? install_new_memslots+0x420/0x420 [ 132.716911] ? avc_has_extended_perms+0x7fa/0x12c0 [ 132.717245] ? unwind_get_return_address+0x61/0xa0 [ 132.717679] ? avc_ss_reset+0x110/0x110 [ 132.717955] ? putname+0xee/0x130 [ 132.718282] ? save_stack+0xa3/0xd0 [ 132.718574] ? save_stack_trace+0x16/0x20 [ 132.718947] ? save_stack+0x43/0xd0 [ 132.719281] ? kasan_slab_free+0x71/0xc0 [ 132.719598] ? kmem_cache_free+0x77/0x280 [ 132.719976] ? putname+0xee/0x130 [ 132.720234] ? do_sys_open+0x31b/0x6d0 [ 132.720589] ? __lock_is_held+0xbc/0x140 [ 132.720874] ? check_same_owner+0x320/0x320 [ 132.721309] ? rcu_note_context_switch+0x710/0x710 [ 132.721642] ? install_new_memslots+0x420/0x420 [ 132.722082] do_vfs_ioctl+0x1b1/0x1530 [ 132.722370] ? _cond_resched+0x14/0x30 [ 132.722719] ? ioctl_preallocate+0x2b0/0x2b0 [ 132.723061] ? selinux_capable+0x40/0x40 [ 132.723456] ? putname+0xf3/0x130 [ 132.723701] ? security_file_ioctl+0x7d/0xb0 [ 132.724113] ? security_file_ioctl+0x89/0xb0 [ 132.724482] SyS_ioctl+0x8f/0xc0 [ 132.724773] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 132.725138] RIP: 0033:0x435369 [ 132.725367] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 132.725881] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 132.726363] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000376 [ 132.726845] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 132.727331] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 132.727852] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 132.852289] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 132.853310] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 132.853891] CPU: 0 PID: 3019 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 132.854755] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 132.855424] Call Trace: [ 132.855605] dump_stack+0x194/0x257 [ 132.855855] ? arch_local_irq_restore+0x53/0x53 [ 132.856182] ? flush_work+0x621/0x930 [ 132.856456] warn_alloc+0x1c2/0x2f0 [ 132.856703] ? zone_watermark_ok_safe+0x430/0x430 [ 132.857093] ? mutex_unlock+0xd/0x10 [ 132.857368] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 132.857727] ? warn_alloc+0x2f0/0x2f0 [ 132.858022] ? SyS_ioctl+0x8f/0xc0 [ 132.858295] ? warn_alloc+0x2f0/0x2f0 [ 132.858560] ? save_stack_trace+0x16/0x20 [ 132.858848] ? check_noncircular+0x20/0x20 [ 132.859171] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 132.859541] ? find_held_lock+0x39/0x1d0 [ 132.859841] ? lock_downgrade+0x990/0x990 [ 132.860136] ? check_same_owner+0x320/0x320 [ 132.860439] ? rcu_note_context_switch+0x710/0x710 [ 132.860771] ? check_noncircular+0x20/0x20 [ 132.861053] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 132.861497] ? __might_sleep+0x95/0x190 [ 132.861766] __alloc_pages_nodemask+0x9f7/0xd80 [ 132.862130] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 132.862486] ? __alloc_pages_nodemask+0xae5/0xd80 [ 132.862826] ? find_held_lock+0x39/0x1d0 [ 132.863106] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 132.863466] ? cache_grow_begin+0x31b/0x400 [ 132.863763] cache_grow_begin+0x86/0x400 [ 132.864032] fallback_alloc+0x150/0x2b0 [ 132.864313] ____cache_alloc_node+0x1cf/0x1e0 [ 132.864609] kmem_cache_alloc_trace+0x27d/0x750 [ 132.865409] ? lock_downgrade+0x990/0x990 [ 132.865741] kvm_dev_ioctl+0x216/0x1840 [ 132.866048] ? lock_release+0xd70/0xd70 [ 132.866316] ? install_new_memslots+0x420/0x420 [ 132.866637] ? avc_has_extended_perms+0x7fa/0x12c0 [ 132.866959] ? unwind_get_return_address+0x61/0xa0 [ 132.867284] ? avc_ss_reset+0x110/0x110 [ 132.867561] ? putname+0xee/0x130 [ 132.867810] ? save_stack+0xa3/0xd0 [ 132.868072] ? save_stack_trace+0x16/0x20 [ 132.868363] ? save_stack+0x43/0xd0 [ 132.868602] ? kasan_slab_free+0x71/0xc0 [ 132.868870] ? kmem_cache_free+0x77/0x280 [ 132.869220] ? putname+0xee/0x130 [ 132.869578] ? do_sys_open+0x31b/0x6d0 [ 132.869987] ? __lock_is_held+0xbc/0x140 [ 132.870428] ? check_same_owner+0x320/0x320 [ 132.870880] ? rcu_note_context_switch+0x710/0x710 [ 132.871401] ? install_new_memslots+0x420/0x420 [ 132.871882] do_vfs_ioctl+0x1b1/0x1530 [ 132.872285] ? _cond_resched+0x14/0x30 [ 132.872722] ? ioctl_preallocate+0x2b0/0x2b0 [ 132.873184] ? selinux_capable+0x40/0x40 [ 132.873467] ? putname+0xf3/0x130 [ 132.873707] ? security_file_ioctl+0x7d/0xb0 [ 132.874025] ? security_file_ioctl+0x89/0xb0 [ 132.874314] SyS_ioctl+0x8f/0xc0 [ 132.874546] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 132.874863] RIP: 0033:0x435369 [ 132.875113] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 132.875640] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 132.876126] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000377 [ 132.876612] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 132.877093] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 132.877564] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 132.886106] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 132.887846] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 132.888544] CPU: 0 PID: 3015 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 132.889486] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 132.890307] Call Trace: [ 132.890520] dump_stack+0x194/0x257 [ 132.890768] ? arch_local_irq_restore+0x53/0x53 [ 132.891111] ? flush_work+0x621/0x930 [ 132.891381] warn_alloc+0x1c2/0x2f0 [ 132.891660] ? zone_watermark_ok_safe+0x430/0x430 [ 132.892109] ? mutex_unlock+0xd/0x10 [ 132.892403] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 132.892764] ? warn_alloc+0x2f0/0x2f0 [ 132.893044] ? SyS_ioctl+0x8f/0xc0 [ 132.893290] ? warn_alloc+0x2f0/0x2f0 [ 132.893550] ? save_stack_trace+0x16/0x20 [ 132.893838] ? check_noncircular+0x20/0x20 [ 132.894161] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 132.894518] ? find_held_lock+0x39/0x1d0 [ 132.894893] ? lock_downgrade+0x990/0x990 [ 132.895363] ? check_same_owner+0x320/0x320 [ 132.895807] ? rcu_note_context_switch+0x710/0x710 [ 132.896310] ? check_noncircular+0x20/0x20 [ 132.896749] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 132.897439] ? __might_sleep+0x95/0x190 [ 132.897857] __alloc_pages_nodemask+0x9f7/0xd80 [ 132.898348] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 132.898854] ? __alloc_pages_nodemask+0xae5/0xd80 [ 132.899309] ? find_held_lock+0x39/0x1d0 [ 132.899583] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 132.899963] ? cache_grow_begin+0x31b/0x400 [ 132.900271] cache_grow_begin+0x86/0x400 [ 132.900548] fallback_alloc+0x150/0x2b0 [ 132.900822] ____cache_alloc_node+0x1cf/0x1e0 [ 132.901138] kmem_cache_alloc_trace+0x27d/0x750 [ 132.901452] ? lock_downgrade+0x990/0x990 [ 132.901738] kvm_dev_ioctl+0x216/0x1840 [ 132.902022] ? lock_release+0xd70/0xd70 [ 132.902293] ? install_new_memslots+0x420/0x420 [ 132.902618] ? avc_has_extended_perms+0x7fa/0x12c0 [ 132.903005] ? unwind_get_return_address+0x61/0xa0 [ 132.903343] ? avc_ss_reset+0x110/0x110 [ 132.903612] ? putname+0xee/0x130 [ 132.903846] ? save_stack+0xa3/0xd0 [ 132.904125] ? save_stack_trace+0x16/0x20 [ 132.904407] ? save_stack+0x43/0xd0 [ 132.904652] ? kasan_slab_free+0x71/0xc0 [ 132.904939] ? kmem_cache_free+0x77/0x280 [ 132.905220] ? putname+0xee/0x130 [ 132.905455] ? do_sys_open+0x31b/0x6d0 [ 132.905721] ? __lock_is_held+0xbc/0x140 [ 132.906021] ? check_same_owner+0x320/0x320 [ 132.906315] ? rcu_note_context_switch+0x710/0x710 [ 132.906652] ? install_new_memslots+0x420/0x420 [ 132.906991] do_vfs_ioctl+0x1b1/0x1530 [ 132.907253] ? _cond_resched+0x14/0x30 [ 132.907519] ? ioctl_preallocate+0x2b0/0x2b0 [ 132.907813] ? selinux_capable+0x40/0x40 [ 132.908172] ? putname+0xf3/0x130 [ 132.908515] ? security_file_ioctl+0x7d/0xb0 [ 132.909019] ? security_file_ioctl+0x89/0xb0 [ 132.909320] SyS_ioctl+0x8f/0xc0 [ 132.909553] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 132.909874] RIP: 0033:0x435369 [ 132.910148] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 132.910669] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 132.911235] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000354 [ 132.911716] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 132.912267] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 132.912756] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 132.913765] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 132.914674] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 132.915062] CPU: 2 PID: 3018 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 132.915901] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 132.916785] Call Trace: [ 132.917080] dump_stack+0x194/0x257 [ 132.917654] ? arch_local_irq_restore+0x53/0x53 [ 132.918424] ? flush_work+0x621/0x930 [ 132.919076] warn_alloc+0x1c2/0x2f0 [ 132.919663] ? zone_watermark_ok_safe+0x430/0x430 [ 132.920184] ? mutex_unlock+0xd/0x10 [ 132.920545] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 132.921148] ? warn_alloc+0x2f0/0x2f0 [ 132.921406] ? SyS_ioctl+0x8f/0xc0 [ 132.921779] ? warn_alloc+0x2f0/0x2f0 [ 132.922044] ? save_stack_trace+0x16/0x20 [ 132.922418] ? check_noncircular+0x20/0x20 [ 132.922712] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 132.923177] ? find_held_lock+0x39/0x1d0 [ 132.923462] ? lock_downgrade+0x990/0x990 [ 132.923846] ? check_same_owner+0x320/0x320 [ 132.924223] ? rcu_note_context_switch+0x710/0x710 [ 132.924678] ? check_noncircular+0x20/0x20 [ 132.925040] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 132.925655] ? __might_sleep+0x95/0x190 [ 132.926096] __alloc_pages_nodemask+0x9f7/0xd80 [ 132.926529] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 132.927027] ? __alloc_pages_nodemask+0xae5/0xd80 [ 132.927458] ? find_held_lock+0x39/0x1d0 [ 132.927821] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 132.928290] ? cache_grow_begin+0x31b/0x400 [ 132.928667] cache_grow_begin+0x86/0x400 [ 132.929312] fallback_alloc+0x150/0x2b0 [ 132.929664] ____cache_alloc_node+0x1cf/0x1e0 [ 132.930055] kmem_cache_alloc_trace+0x27d/0x750 [ 132.930457] ? lock_downgrade+0x990/0x990 [ 132.930823] kvm_dev_ioctl+0x216/0x1840 [ 132.931170] ? lock_release+0xd70/0xd70 [ 132.931514] ? install_new_memslots+0x420/0x420 [ 132.931840] ? avc_has_extended_perms+0x7fa/0x12c0 [ 132.932287] ? unwind_get_return_address+0x61/0xa0 [ 132.932844] ? avc_ss_reset+0x110/0x110 [ 132.933254] ? putname+0xee/0x130 [ 132.933484] ? save_stack+0xa3/0xd0 [ 132.933748] ? save_stack_trace+0x16/0x20 [ 132.934166] ? save_stack+0x43/0xd0 [ 132.934506] ? kasan_slab_free+0x71/0xc0 [ 132.934922] ? kmem_cache_free+0x77/0x280 [ 132.935342] ? putname+0xee/0x130 [ 132.935705] ? do_sys_open+0x31b/0x6d0 executing program [ 132.936112] ? __lock_is_held+0xbc/0x140 [ 132.936548] ? check_same_owner+0x320/0x320 [ 132.936980] ? rcu_note_context_switch+0x710/0x710 [ 132.937408] ? install_new_memslots+0x420/0x420 executing program executing program executing program [ 132.937879] do_vfs_ioctl+0x1b1/0x1530 [ 132.938307] ? _cond_resched+0x14/0x30 [ 132.938576] ? ioctl_preallocate+0x2b0/0x2b0 [ 132.938967] ? selinux_capable+0x40/0x40 [ 132.939327] ? putname+0xf3/0x130 [ 132.939577] ? security_file_ioctl+0x7d/0xb0 [ 132.939964] ? security_file_ioctl+0x89/0xb0 [ 132.940283] SyS_ioctl+0x8f/0xc0 [ 132.940526] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 132.940939] RIP: 0033:0x435369 [ 132.941156] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 132.941718] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 132.942202] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002e5 [ 132.942683] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 132.943165] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 132.943647] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 executing program [ 133.064989] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 133.065928] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 133.066429] CPU: 0 PID: 3016 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 133.067178] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 133.067939] Call Trace: [ 133.068180] dump_stack+0x194/0x257 [ 133.068522] ? arch_local_irq_restore+0x53/0x53 [ 133.068940] ? flush_work+0x621/0x930 [ 133.069287] warn_alloc+0x1c2/0x2f0 [ 133.069614] ? zone_watermark_ok_safe+0x430/0x430 [ 133.070046] ? mutex_unlock+0xd/0x10 [ 133.070397] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 133.070865] ? warn_alloc+0x2f0/0x2f0 [ 133.071209] ? SyS_ioctl+0x8f/0xc0 [ 133.071530] ? warn_alloc+0x2f0/0x2f0 [ 133.071876] ? save_stack_trace+0x16/0x20 [ 133.072265] ? check_noncircular+0x20/0x20 [ 133.072654] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 133.073125] ? find_held_lock+0x39/0x1d0 [ 133.073498] ? lock_downgrade+0x990/0x990 [ 133.073886] ? check_same_owner+0x320/0x320 [ 133.074278] ? rcu_note_context_switch+0x710/0x710 [ 133.074715] ? check_noncircular+0x20/0x20 [ 133.075001] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 133.075462] ? __might_sleep+0x95/0x190 [ 133.075810] __alloc_pages_nodemask+0x9f7/0xd80 [ 133.076128] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 133.076574] ? __alloc_pages_nodemask+0xae5/0xd80 [ 133.076900] ? find_held_lock+0x39/0x1d0 [ 133.077259] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 133.077611] ? cache_grow_begin+0x31b/0x400 [ 133.077995] cache_grow_begin+0x86/0x400 [ 133.078697] fallback_alloc+0x150/0x2b0 [ 133.079055] ____cache_alloc_node+0x1cf/0x1e0 [ 133.079452] kmem_cache_alloc_trace+0x27d/0x750 [ 133.079770] ? lock_downgrade+0x990/0x990 [ 133.080141] kvm_dev_ioctl+0x216/0x1840 [ 133.080429] ? lock_release+0xd70/0xd70 [ 133.080779] ? install_new_memslots+0x420/0x420 [ 133.081167] ? avc_has_extended_perms+0x7fa/0x12c0 [ 133.081502] ? unwind_get_return_address+0x61/0xa0 [ 133.081940] ? avc_ss_reset+0x110/0x110 [ 133.082292] ? putname+0xee/0x130 [ 133.082598] ? save_stack+0xa3/0xd0 [ 133.082847] ? save_stack_trace+0x16/0x20 [ 133.083209] ? save_stack+0x43/0xd0 [ 133.083471] ? kasan_slab_free+0x71/0xc0 [ 133.083744] ? kmem_cache_free+0x77/0x280 [ 133.084104] ? putname+0xee/0x130 [ 133.084375] ? do_sys_open+0x31b/0x6d0 [ 133.084725] ? __lock_is_held+0xbc/0x140 [ 133.085045] ? check_same_owner+0x320/0x320 [ 133.085339] ? rcu_note_context_switch+0x710/0x710 [ 133.085772] ? install_new_memslots+0x420/0x420 [ 133.086149] do_vfs_ioctl+0x1b1/0x1530 [ 133.086488] ? _cond_resched+0x14/0x30 [ 133.086834] ? ioctl_preallocate+0x2b0/0x2b0 [ 133.087220] ? selinux_capable+0x40/0x40 [ 133.087393] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 133.087405] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 133.089047] ? putname+0xf3/0x130 [ 133.089365] ? security_file_ioctl+0x7d/0xb0 [ 133.089750] ? security_file_ioctl+0x89/0xb0 [ 133.090140] SyS_ioctl+0x8f/0xc0 [ 133.090440] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 133.090852] RIP: 0033:0x435369 [ 133.091130] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 133.091801] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 133.092434] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000273 [ 133.093062] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 133.093689] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 133.094318] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 133.094967] CPU: 2 PID: 3022 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 133.095854] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 133.096386] Call Trace: [ 133.096624] dump_stack+0x194/0x257 [ 133.096983] ? arch_local_irq_restore+0x53/0x53 [ 133.097439] ? flush_work+0x621/0x930 [ 133.097863] warn_alloc+0x1c2/0x2f0 [ 133.098197] ? zone_watermark_ok_safe+0x430/0x430 [ 133.098995] ? mutex_unlock+0xd/0x10 [ 133.099521] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 133.100295] ? warn_alloc+0x2f0/0x2f0 [ 133.100659] ? SyS_ioctl+0x8f/0xc0 [ 133.100914] ? warn_alloc+0x2f0/0x2f0 [ 133.101188] ? save_stack_trace+0x16/0x20 [ 133.101635] ? check_noncircular+0x20/0x20 [ 133.102070] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 133.102607] ? find_held_lock+0x39/0x1d0 [ 133.103117] ? lock_downgrade+0x990/0x990 [ 133.103505] ? check_same_owner+0x320/0x320 [ 133.104006] ? rcu_note_context_switch+0x710/0x710 [ 133.104517] ? check_noncircular+0x20/0x20 executing program [ 133.104889] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 133.108191] ? __might_sleep+0x95/0x190 [ 133.108617] __alloc_pages_nodemask+0x9f7/0xd80 [ 133.109096] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 133.109554] ? __alloc_pages_nodemask+0xae5/0xd80 [ 133.109983] ? find_held_lock+0x39/0x1d0 [ 133.110349] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 133.110823] ? cache_grow_begin+0x31b/0x400 [ 133.111218] cache_grow_begin+0x86/0x400 [ 133.111586] fallback_alloc+0x150/0x2b0 [ 133.111943] ____cache_alloc_node+0x1cf/0x1e0 [ 133.112219] kmem_cache_alloc_trace+0x27d/0x750 [ 133.112613] ? lock_downgrade+0x990/0x990 [ 133.112990] kvm_dev_ioctl+0x216/0x1840 [ 133.113345] ? lock_release+0xd70/0xd70 [ 133.113699] ? install_new_memslots+0x420/0x420 [ 133.114121] ? avc_has_extended_perms+0x7fa/0x12c0 [ 133.114553] ? unwind_get_return_address+0x61/0xa0 [ 133.114994] ? avc_ss_reset+0x110/0x110 [ 133.115347] ? putname+0xee/0x130 [ 133.115655] ? save_stack+0xa3/0xd0 [ 133.115979] ? save_stack_trace+0x16/0x20 [ 133.116347] ? save_stack+0x43/0xd0 [ 133.116658] ? kasan_slab_free+0x71/0xc0 [ 133.117007] ? kmem_cache_free+0x77/0x280 [ 133.117362] ? putname+0xee/0x130 [ 133.117660] ? do_sys_open+0x31b/0x6d0 [ 133.117999] ? __lock_is_held+0xbc/0x140 [ 133.118361] ? check_same_owner+0x320/0x320 [ 133.118735] ? rcu_note_context_switch+0x710/0x710 [ 133.119097] ? install_new_memslots+0x420/0x420 [ 133.119502] do_vfs_ioctl+0x1b1/0x1530 [ 133.119838] ? _cond_resched+0x14/0x30 [ 133.120181] ? ioctl_preallocate+0x2b0/0x2b0 [ 133.120894] ? selinux_capable+0x40/0x40 [ 133.121536] ? putname+0xf3/0x130 [ 133.122161] ? security_file_ioctl+0x7d/0xb0 [ 133.122777] ? security_file_ioctl+0x89/0xb0 [ 133.123258] SyS_ioctl+0x8f/0xc0 [ 133.123613] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 133.124198] RIP: 0033:0x435369 [ 133.124497] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 133.125156] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 133.125768] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000031f [ 133.126384] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 133.127080] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 133.127588] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 executing program [ 133.134827] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 133.135605] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 133.136101] CPU: 2 PID: 3017 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 133.136780] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 133.137370] Call Trace: [ 133.137551] dump_stack+0x194/0x257 [ 133.137812] ? arch_local_irq_restore+0x53/0x53 [ 133.138170] ? flush_work+0x621/0x930 [ 133.138444] warn_alloc+0x1c2/0x2f0 [ 133.138704] ? zone_watermark_ok_safe+0x430/0x430 [ 133.139042] ? mutex_unlock+0xd/0x10 [ 133.139325] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 133.139696] ? warn_alloc+0x2f0/0x2f0 [ 133.139984] ? SyS_ioctl+0x8f/0xc0 [ 133.140353] ? warn_alloc+0x2f0/0x2f0 [ 133.140745] ? save_stack_trace+0x16/0x20 [ 133.141150] ? check_noncircular+0x20/0x20 [ 133.141498] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 133.142045] ? find_held_lock+0x39/0x1d0 [ 133.143516] ? lock_downgrade+0x990/0x990 [ 133.143936] ? check_same_owner+0x320/0x320 [ 133.144235] ? rcu_note_context_switch+0x710/0x710 [ 133.144662] ? check_noncircular+0x20/0x20 [ 133.144949] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 133.145541] ? __might_sleep+0x95/0x190 [ 133.145810] __alloc_pages_nodemask+0x9f7/0xd80 [ 133.146142] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 133.146495] ? __alloc_pages_nodemask+0xae5/0xd80 [ 133.146826] ? find_held_lock+0x39/0x1d0 [ 133.147179] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 133.147544] ? cache_grow_begin+0x31b/0x400 [ 133.147920] cache_grow_begin+0x86/0x400 [ 133.148202] fallback_alloc+0x150/0x2b0 [ 133.148628] ____cache_alloc_node+0x1cf/0x1e0 [ 133.149039] kmem_cache_alloc_trace+0x27d/0x750 [ 133.149368] ? lock_downgrade+0x990/0x990 [ 133.149796] kvm_dev_ioctl+0x216/0x1840 [ 133.150089] ? lock_release+0xd70/0xd70 [ 133.150358] ? install_new_memslots+0x420/0x420 [ 133.150718] ? avc_has_extended_perms+0x7fa/0x12c0 [ 133.151045] ? unwind_get_return_address+0x61/0xa0 [ 133.151381] ? avc_ss_reset+0x110/0x110 [ 133.151659] ? putname+0xee/0x130 [ 133.151897] ? save_stack+0xa3/0xd0 [ 133.152135] ? save_stack_trace+0x16/0x20 [ 133.152445] ? save_stack+0x43/0xd0 [ 133.152698] ? kasan_slab_free+0x71/0xc0 [ 133.152984] ? kmem_cache_free+0x77/0x280 [ 133.153260] ? putname+0xee/0x130 [ 133.153500] ? do_sys_open+0x31b/0x6d0 [ 133.153765] ? __lock_is_held+0xbc/0x140 [ 133.154071] ? check_same_owner+0x320/0x320 [ 133.154364] ? rcu_note_context_switch+0x710/0x710 [ 133.154710] ? install_new_memslots+0x420/0x420 [ 133.155125] do_vfs_ioctl+0x1b1/0x1530 [ 133.155546] ? _cond_resched+0x14/0x30 [ 133.155947] ? ioctl_preallocate+0x2b0/0x2b0 [ 133.156413] ? selinux_capable+0x40/0x40 [ 133.156831] ? putname+0xf3/0x130 [ 133.157194] ? security_file_ioctl+0x7d/0xb0 [ 133.157647] ? security_file_ioctl+0x89/0xb0 [ 133.158091] SyS_ioctl+0x8f/0xc0 [ 133.158449] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 133.158937] RIP: 0033:0x435369 [ 133.159267] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 133.160074] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 133.160713] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000033e [ 133.161235] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 133.161885] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 133.162728] R13: 0000000000401800 R14: 0000000000401890 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 [ 137.360101] warn_alloc: 46 callbacks suppressed [ 137.361297] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 137.364900] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 137.366543] CPU: 3 PID: 3021 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 137.369472] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 137.371730] Call Trace: [ 137.372508] dump_stack+0x194/0x257 [ 137.373430] ? arch_local_irq_restore+0x53/0x53 [ 137.374694] ? flush_work+0x621/0x930 [ 137.375868] warn_alloc+0x1c2/0x2f0 [ 137.377017] ? zone_watermark_ok_safe+0x430/0x430 [ 137.378155] ? mutex_unlock+0xd/0x10 [ 137.379398] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 137.380682] ? warn_alloc+0x2f0/0x2f0 [ 137.381796] ? SyS_ioctl+0x8f/0xc0 [ 137.383137] ? warn_alloc+0x2f0/0x2f0 [ 137.384486] ? save_stack_trace+0x16/0x20 [ 137.385582] ? check_noncircular+0x20/0x20 [ 137.386586] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 137.387805] ? find_held_lock+0x39/0x1d0 [ 137.389579] ? lock_downgrade+0x990/0x990 [ 137.390541] ? check_same_owner+0x320/0x320 [ 137.391512] ? rcu_note_context_switch+0x710/0x710 [ 137.392766] ? check_noncircular+0x20/0x20 [ 137.393743] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 137.395232] ? __might_sleep+0x95/0x190 [ 137.396143] __alloc_pages_nodemask+0x9f7/0xd80 [ 137.397216] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 137.398349] ? __alloc_pages_nodemask+0xae5/0xd80 [ 137.399446] ? find_held_lock+0x39/0x1d0 [ 137.400376] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 137.401555] ? cache_grow_begin+0x31b/0x400 [ 137.402546] cache_grow_begin+0x86/0x400 [ 137.403468] fallback_alloc+0x150/0x2b0 [ 137.404454] ____cache_alloc_node+0x1cf/0x1e0 [ 137.405735] kmem_cache_alloc_trace+0x27d/0x750 [ 137.406784] ? lock_downgrade+0x990/0x990 [ 137.407744] kvm_dev_ioctl+0x216/0x1840 [ 137.408659] ? lock_release+0xd70/0xd70 [ 137.410473] ? install_new_memslots+0x420/0x420 [ 137.411553] ? avc_has_extended_perms+0x7fa/0x12c0 [ 137.412647] ? unwind_get_return_address+0x61/0xa0 [ 137.413819] ? avc_ss_reset+0x110/0x110 [ 137.414699] ? putname+0xee/0x130 [ 137.415480] ? save_stack+0xa3/0xd0 [ 137.416333] ? save_stack_trace+0x16/0x20 [ 137.417283] ? save_stack+0x43/0xd0 [ 137.418115] ? kasan_slab_free+0x71/0xc0 [ 137.419021] ? kmem_cache_free+0x77/0x280 [ 137.419947] ? putname+0xee/0x130 [ 137.420732] ? do_sys_open+0x31b/0x6d0 [ 137.421604] ? __lock_is_held+0xbc/0x140 [ 137.422557] ? check_same_owner+0x320/0x320 [ 137.423529] ? rcu_note_context_switch+0x710/0x710 [ 137.424673] ? install_new_memslots+0x420/0x420 [ 137.425741] do_vfs_ioctl+0x1b1/0x1530 [ 137.426608] ? _cond_resched+0x14/0x30 [ 137.427516] ? ioctl_preallocate+0x2b0/0x2b0 [ 137.428520] ? selinux_capable+0x40/0x40 [ 137.429321] ? putname+0xf3/0x130 [ 137.429920] ? security_file_ioctl+0x7d/0xb0 [ 137.431827] ? security_file_ioctl+0x89/0xb0 [ 137.432584] SyS_ioctl+0x8f/0xc0 [ 137.433151] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 137.433913] RIP: 0033:0x435369 [ 137.434436] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 137.435674] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 137.436865] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000298 [ 137.437824] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 137.438751] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 137.439322] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 137.439343] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 137.439360] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 137.439381] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 137.443972] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 137.444924] CPU: 0 PID: 3015 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 137.444996] warn_alloc_show_mem: 9 callbacks suppressed [ 137.444999] Mem-Info: [ 137.445047] active_anon:3578 inactive_anon:43 isolated_anon:0 [ 137.445047] active_file:37 inactive_file:1 isolated_file:16 [ 137.445047] unevictable:0 dirty:5 writeback:0 unstable:0 [ 137.445047] slab_reclaimable:53802 slab_unreclaimable:328792 [ 137.445047] mapped:0 shmem:76 pagetables:307 bounce:0 [ 137.445047] free:18053 free_pcp:210 free_cma:0 [ 137.445057] Node 0 active_anon:6088kB inactive_anon:100kB active_file:84kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):64kB mapped:0kB dirty:20kB writeback:0kB shmem:148kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 137.445066] Node 1 active_anon:8224kB inactive_anon:72kB active_file:64kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:12kB dirty:0kB writeback:0kB shmem:156kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 137.445070] Node 0 DMA free:4176kB min:640kB low:800kB high:960kB active_anon:84kB 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 [ 137.445082] lowmem_reserve[]: 0 886 886 886 [ 137.445099] Node 0 DMA32 free:37712kB min:36536kB low:45668kB high:54800kB active_anon:6004kB inactive_anon:100kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:20kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:2400kB pagetables:464kB bounce:0kB free_pcp:840kB local_pcp:0kB free_cma:0kB [ 137.445112] lowmem_reserve[]: 0 0 0 0 [ 137.445129] Node 1 DMA32 free:30324kB min:30404kB low:38004kB high:45604kB active_anon:8224kB inactive_anon:72kB active_file:0kB inactive_file:40kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:1472kB pagetables:764kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 137.445141] lowmem_reserve[]: 0 0 0 0 [ 137.445157] Node 0 DMA: 4*4kB (ME) 0*8kB 2*16kB (UE) 1*32kB (M) 0*64kB 2*128kB (ME) 3*256kB (UME) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4176kB [ 137.445221] Node 0 DMA32: 69*4kB (MEH) 553*8kB (UMEH) 383*16kB (UMH) 154*32kB (UM) 63*64kB (UME) 2*128kB (M) 1*256kB (U) 0*512kB 3*1024kB (UME) 3*2048kB (ME) 2*4096kB (M) = 37708kB [ 137.445293] Node 1 DMA32: 278*4kB (UME) 115*8kB (UME) 574*16kB (UME) 367*32kB (UME) 116*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30384kB [ 137.445353] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 137.445358] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 137.445361] 119 total pagecache pages [ 137.445368] 0 pages in swap cache [ 137.445372] Swap cache stats: add 0, delete 0, find 0/0 [ 137.445375] Free swap = 0kB [ 137.445378] Total swap = 0kB [ 137.445382] 524186 pages RAM [ 137.445385] 0 pages HighMem/MovableOnly [ 137.445388] 103968 pages reserved [ 137.463285] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 137.463302] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 137.478500] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 137.479365] Call Trace: [ 137.479650] dump_stack+0x194/0x257 [ 137.480043] ? arch_local_irq_restore+0x53/0x53 [ 137.480556] ? isolate_lru_page+0x11d0/0x11d0 [ 137.481042] warn_alloc+0x1c2/0x2f0 [ 137.481435] ? zone_watermark_ok_safe+0x430/0x430 [ 137.481961] ? rcu_note_context_switch+0x710/0x710 [ 137.482500] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 137.483087] ? warn_alloc+0x2f0/0x2f0 [ 137.483496] ? SyS_ioctl+0x8f/0xc0 [ 137.483880] ? warn_alloc+0x2f0/0x2f0 [ 137.484297] ? save_stack_trace+0x16/0x20 [ 137.484777] ? check_noncircular+0x20/0x20 [ 137.485266] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 137.485832] ? find_held_lock+0x39/0x1d0 [ 137.486248] ? lock_downgrade+0x990/0x990 [ 137.486648] ? check_same_owner+0x320/0x320 [ 137.487047] ? rcu_note_context_switch+0x710/0x710 [ 137.487508] ? check_noncircular+0x20/0x20 [ 137.487895] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 137.488506] ? __might_sleep+0x95/0x190 [ 137.488876] __alloc_pages_nodemask+0x9f7/0xd80 [ 137.489312] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 137.489768] ? __alloc_pages_nodemask+0xae5/0xd80 [ 137.490214] ? find_held_lock+0x39/0x1d0 [ 137.490588] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 137.491068] ? cache_grow_begin+0x31b/0x400 [ 137.491469] cache_grow_begin+0x86/0x400 [ 137.491846] fallback_alloc+0x150/0x2b0 [ 137.492221] ____cache_alloc_node+0x1cf/0x1e0 [ 137.492645] kmem_cache_alloc_trace+0x27d/0x750 [ 137.493063] ? lock_downgrade+0x990/0x990 [ 137.493453] kvm_dev_ioctl+0x216/0x1840 [ 137.493823] ? lock_release+0xd70/0xd70 [ 137.494220] ? install_new_memslots+0x420/0x420 [ 137.494795] ? avc_has_extended_perms+0x7fa/0x12c0 [ 137.495477] ? unwind_get_return_address+0x61/0xa0 [ 137.495879] ? avc_ss_reset+0x110/0x110 [ 137.496220] ? putname+0xee/0x130 [ 137.496510] ? save_stack+0xa3/0xd0 [ 137.496804] ? save_stack_trace+0x16/0x20 [ 137.497135] ? save_stack+0x43/0xd0 [ 137.497426] ? kasan_slab_free+0x71/0xc0 [ 137.497749] ? kmem_cache_free+0x77/0x280 [ 137.498086] ? putname+0xee/0x130 [ 137.498369] ? do_sys_open+0x31b/0x6d0 [ 137.498685] ? __lock_is_held+0xbc/0x140 [ 137.499028] ? check_same_owner+0x320/0x320 [ 137.499377] ? rcu_note_context_switch+0x710/0x710 [ 137.499778] ? install_new_memslots+0x420/0x420 [ 137.500152] do_vfs_ioctl+0x1b1/0x1530 [ 137.500467] ? _cond_resched+0x14/0x30 [ 137.500782] ? ioctl_preallocate+0x2b0/0x2b0 [ 137.501145] ? selinux_capable+0x40/0x40 [ 137.501474] ? putname+0xf3/0x130 [ 137.501765] ? security_file_ioctl+0x7d/0xb0 [ 137.502116] ? security_file_ioctl+0x89/0xb0 [ 137.502472] SyS_ioctl+0x8f/0xc0 [ 137.502747] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 137.503128] RIP: 0033:0x435369 [ 137.503383] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000217 ORIG_RAX: 0000000000000010 [ 137.504008] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 137.504518] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000360 [ 137.505026] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 137.505529] R10: 0000000000000000 R11: 0000000000000217 R12: 0000000000000000 [ 137.506034] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 137.506553] CPU: 1 PID: 3018 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 137.507184] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 137.508084] Call Trace: [ 137.508284] dump_stack+0x194/0x257 [ 137.508627] ? arch_local_irq_restore+0x53/0x53 [ 137.508956] ? isolate_lru_page+0x11d0/0x11d0 [ 137.509380] warn_alloc+0x1c2/0x2f0 [ 137.509645] ? zone_watermark_ok_safe+0x430/0x430 [ 137.510101] ? rcu_note_context_switch+0x710/0x710 [ 137.510459] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 137.510945] ? warn_alloc+0x2f0/0x2f0 [ 137.511223] ? SyS_ioctl+0x8f/0xc0 [ 137.511556] ? warn_alloc+0x2f0/0x2f0 [ 137.511832] ? save_stack_trace+0x16/0x20 [ 137.512218] ? alloc_set_pte+0x1162/0x18f0 [ 137.512529] ? check_noncircular+0x20/0x20 [ 137.512928] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 137.513312] ? find_held_lock+0x39/0x1d0 [ 137.513677] ? lock_downgrade+0x990/0x990 [ 137.513975] ? check_same_owner+0x320/0x320 [ 137.514355] ? rcu_note_context_switch+0x710/0x710 [ 137.514689] ? check_noncircular+0x20/0x20 [ 137.515062] ? __might_sleep+0x95/0x190 [ 137.515337] __alloc_pages_nodemask+0x9f7/0xd80 [ 137.516357] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 137.516795] ? __alloc_pages_nodemask+0xae5/0xd80 [ 137.517157] ? find_held_lock+0x39/0x1d0 [ 137.517554] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 137.517985] ? cache_grow_begin+0x31b/0x400 [ 137.518395] cache_grow_begin+0x86/0x400 [ 137.518675] fallback_alloc+0x150/0x2b0 [ 137.519029] ____cache_alloc_node+0x1cf/0x1e0 [ 137.519337] kmem_cache_alloc_trace+0x27d/0x750 [ 137.519744] ? lock_downgrade+0x990/0x990 [ 137.520036] kvm_dev_ioctl+0x216/0x1840 [ 137.520394] ? lock_release+0xd70/0xd70 [ 137.520668] ? install_new_memslots+0x420/0x420 [ 137.521072] ? check_noncircular+0x20/0x20 [ 137.521365] ? __handle_mm_fault+0x587/0x39c0 [ 137.521760] ? avc_has_extended_perms+0x7fa/0x12c0 [ 137.522101] ? avc_ss_reset+0x110/0x110 [ 137.522453] ? lock_downgrade+0x990/0x990 [ 137.522756] ? check_same_owner+0x320/0x320 [ 137.523129] ? __handle_mm_fault+0x39c0/0x39c0 [ 137.523467] ? vmacache_find+0x61/0x270 [ 137.523743] ? rcu_note_context_switch+0x710/0x710 [ 137.524179] ? install_new_memslots+0x420/0x420 [ 137.524498] do_vfs_ioctl+0x1b1/0x1530 [ 137.524839] ? _cond_resched+0x14/0x30 [ 137.525110] ? ioctl_preallocate+0x2b0/0x2b0 [ 137.525499] ? selinux_capable+0x40/0x40 [ 137.525778] ? putname+0xf3/0x130 [ 137.526094] ? security_file_ioctl+0x7d/0xb0 [ 137.526394] ? security_file_ioctl+0x89/0xb0 [ 137.526784] SyS_ioctl+0x8f/0xc0 [ 137.527022] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 137.527439] RIP: 0033:0x435369 [ 137.527655] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 137.528331] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 137.528815] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002ed [ 137.529446] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 137.529927] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 137.530554] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 137.531053] CPU: 3 PID: 3017 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 137.531966] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 137.532854] Call Trace: [ 137.533159] dump_stack+0x194/0x257 [ 137.533553] ? arch_local_irq_restore+0x53/0x53 [ 137.534085] ? isolate_lru_page+0x11d0/0x11d0 [ 137.534552] warn_alloc+0x1c2/0x2f0 [ 137.534958] ? zone_watermark_ok_safe+0x430/0x430 [ 137.535457] ? rcu_note_context_switch+0x710/0x710 [ 137.535954] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 137.536517] ? warn_alloc+0x2f0/0x2f0 [ 137.536891] ? SyS_ioctl+0x8f/0xc0 [ 137.537223] ? warn_alloc+0x2f0/0x2f0 [ 137.537557] ? save_stack_trace+0x16/0x20 [ 137.538210] ? check_noncircular+0x20/0x20 [ 137.538647] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 137.539183] ? find_held_lock+0x39/0x1d0 [ 137.539608] ? lock_downgrade+0x990/0x990 [ 137.540043] ? check_same_owner+0x320/0x320 [ 137.540494] ? rcu_note_context_switch+0x710/0x710 [ 137.540989] ? check_noncircular+0x20/0x20 [ 137.541414] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 137.542083] ? __might_sleep+0x95/0x190 [ 137.542483] __alloc_pages_nodemask+0x9f7/0xd80 [ 137.542965] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 137.543457] ? __alloc_pages_nodemask+0xae5/0xd80 [ 137.543934] ? find_held_lock+0x39/0x1d0 [ 137.544345] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 137.544869] ? cache_grow_begin+0x31b/0x400 [ 137.545307] cache_grow_begin+0x86/0x400 [ 137.545724] fallback_alloc+0x150/0x2b0 [ 137.546128] ____cache_alloc_node+0x1cf/0x1e0 [ 137.546579] kmem_cache_alloc_trace+0x27d/0x750 [ 137.547065] ? lock_downgrade+0x990/0x990 [ 137.547492] kvm_dev_ioctl+0x216/0x1840 [ 137.547890] ? lock_release+0xd70/0xd70 [ 137.548297] ? install_new_memslots+0x420/0x420 [ 137.548776] ? avc_has_extended_perms+0x7fa/0x12c0 [ 137.549261] ? unwind_get_return_address+0x61/0xa0 [ 137.549757] ? avc_ss_reset+0x110/0x110 [ 137.550154] ? putname+0xee/0x130 [ 137.550556] ? save_stack+0xa3/0xd0 [ 137.550919] ? save_stack_trace+0x16/0x20 [ 137.551331] ? save_stack+0x43/0xd0 [ 137.551688] ? kasan_slab_free+0x71/0xc0 [ 137.552089] ? kmem_cache_free+0x77/0x280 [ 137.552502] ? putname+0xee/0x130 [ 137.552846] ? do_sys_open+0x31b/0x6d0 [ 137.553246] ? __lock_is_held+0xbc/0x140 [ 137.553673] ? check_same_owner+0x320/0x320 [ 137.554144] ? rcu_note_context_switch+0x710/0x710 [ 137.554655] ? install_new_memslots+0x420/0x420 [ 137.555129] do_vfs_ioctl+0x1b1/0x1530 [ 137.555529] ? _cond_resched+0x14/0x30 [ 137.555960] ? ioctl_preallocate+0x2b0/0x2b0 [ 137.556410] ? selinux_capable+0x40/0x40 [ 137.556822] ? putname+0xf3/0x130 [ 137.557189] ? security_file_ioctl+0x7d/0xb0 [ 137.557633] ? security_file_ioctl+0x89/0xb0 [ 137.558080] SyS_ioctl+0x8f/0xc0 [ 137.558744] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 137.559207] RIP: 0033:0x435369 [ 137.559504] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 137.560268] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 137.560978] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000345 [ 137.561681] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 137.562409] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 137.563118] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 executing program executing program executing program executing program executing program executing program [ 137.824525] syzkaller670277 invoked oom-killer: gfp_mask=0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null), order=1, oom_score_adj=0 [ 137.825485] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 137.825853] CPU: 2 PID: 3019 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 137.826489] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 137.827015] Call Trace: [ 137.827191] dump_stack+0x194/0x257 [ 137.827462] ? arch_local_irq_restore+0x53/0x53 [ 137.827773] ? check_noncircular+0x20/0x20 [ 137.828058] dump_header+0x234/0xa0e [ 137.828320] ? pagefault_out_of_memory+0x152/0x152 [ 137.828688] ? lock_acquire+0x1d5/0x580 [ 137.828950] ? ___ratelimit+0x152/0x630 [ 137.829214] ? do_raw_spin_trylock+0x190/0x190 [ 137.829563] ? mark_held_locks+0xb2/0x100 [ 137.829834] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 137.830171] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 137.830527] ? trace_hardirqs_on+0xd/0x10 [ 137.830812] ? ___ratelimit+0x95/0x630 [ 137.831067] ? idr_get_free+0xff0/0xff0 [ 137.831330] ? lock_downgrade+0x990/0x990 [ 137.831646] ? cred_has_capability+0x1a0/0x3d0 [ 137.831981] oom_kill_process+0x86d/0x13d0 [ 137.832262] ? lock_release+0xd70/0xd70 [ 137.832548] ? oom_evaluate_task+0x480/0x480 [ 137.832850] ? security_capable_noaudit+0x8b/0xc0 [ 137.833212] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 137.833557] ? check_noncircular+0x20/0x20 [ 137.833880] ? has_capability+0x30/0x30 [ 137.834148] ? has_capability_noaudit+0x24/0x30 [ 137.834458] ? oom_badness+0xdf/0xb80 [ 137.834754] ? find_held_lock+0x39/0x1d0 [ 137.835032] ? lock_downgrade+0x990/0x990 [ 137.835308] ? out_of_memory+0x921/0x11d0 [ 137.836027] ? oom_reaper+0x4d0/0x4d0 [ 137.836291] ? lock_release+0xd70/0xd70 [ 137.836557] ? __alloc_pages_slowpath+0x10f6/0x2ee0 [ 137.836890] ? oom_evaluate_task+0x284/0x480 [ 137.837187] out_of_memory+0x7dd/0x11d0 [ 137.837485] ? oom_killer_disable+0x310/0x310 [ 137.837793] ? mutex_trylock+0x23a/0x2d0 [ 137.838062] ? rcu_pm_notify+0xc0/0xc0 [ 137.838322] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 137.838728] __alloc_pages_slowpath+0x1eae/0x2ee0 [ 137.839083] ? warn_alloc+0x2f0/0x2f0 [ 137.839351] ? do_vfs_ioctl+0x1b1/0x1530 [ 137.839655] ? warn_alloc+0x2f0/0x2f0 [ 137.839907] ? save_stack_trace+0x16/0x20 [ 137.840189] ? check_noncircular+0x20/0x20 [ 137.840534] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 137.840889] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 137.841345] ? kvm_dev_ioctl+0xb4e/0x1840 [ 137.841680] ? do_vfs_ioctl+0x1b1/0x1530 [ 137.841953] ? entry_SYSCALL_64_fastpath+0x1f/0xbe [ 137.842340] ? find_held_lock+0x39/0x1d0 [ 137.842654] ? check_same_owner+0x320/0x320 [ 137.842960] ? find_held_lock+0x39/0x1d0 [ 137.843240] ? __might_sleep+0x95/0x190 [ 137.843511] __alloc_pages_nodemask+0x9f7/0xd80 [ 137.843836] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 137.844175] ? __alloc_pages_nodemask+0xae5/0xd80 [ 137.844500] ? find_held_lock+0x39/0x1d0 [ 137.844778] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 137.845127] ? cache_grow_begin+0x31b/0x400 [ 137.845425] cache_grow_begin+0x86/0x400 [ 137.845700] fallback_alloc+0x150/0x2b0 [ 137.845977] ____cache_alloc_node+0x1cf/0x1e0 [ 137.846282] kmem_cache_alloc_trace+0x27d/0x750 [ 137.846600] ? __debugfs_create_file+0x2cc/0x3e0 [ 137.846925] kvm_uevent_notify_change.part.38+0x174/0x430 [ 137.847300] kvm_dev_ioctl+0x716/0x1840 [ 137.847574] ? install_new_memslots+0x420/0x420 [ 137.847901] ? avc_has_extended_perms+0x7fa/0x12c0 [ 137.848229] ? unwind_get_return_address+0x61/0xa0 [ 137.848571] ? avc_ss_reset+0x110/0x110 [ 137.848839] ? putname+0xee/0x130 [ 137.849075] ? save_stack+0xa3/0xd0 [ 137.849322] ? save_stack_trace+0x16/0x20 [ 137.849603] ? save_stack+0x43/0xd0 [ 137.849846] ? kmem_cache_free+0x77/0x280 [ 137.850126] ? putname+0xee/0x130 [ 137.850358] ? do_sys_open+0x31b/0x6d0 [ 137.850625] ? __lock_is_held+0xbc/0x140 [ 137.850911] ? check_same_owner+0x320/0x320 [ 137.851213] ? install_new_memslots+0x420/0x420 [ 137.851524] do_vfs_ioctl+0x1b1/0x1530 [ 137.851787] ? _cond_resched+0x14/0x30 [ 137.852052] ? ioctl_preallocate+0x2b0/0x2b0 [ 137.852357] ? selinux_capable+0x40/0x40 [ 137.852631] ? putname+0xf3/0x130 [ 137.852875] ? security_file_ioctl+0x7d/0xb0 [ 137.853173] ? security_file_ioctl+0x89/0xb0 [ 137.853473] SyS_ioctl+0x8f/0xc0 [ 137.853703] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 137.854023] RIP: 0033:0x435369 [ 137.854235] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 137.854750] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 137.855230] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000037e [ 137.855714] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 137.856200] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 137.856687] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 137.857491] Mem-Info: [ 137.865114] active_anon:3578 inactive_anon:43 isolated_anon:0 [ 137.865114] active_file:82 inactive_file:305 isolated_file:46 [ 137.865114] unevictable:0 dirty:5 writeback:0 unstable:0 [ 137.865114] slab_reclaimable:53840 slab_unreclaimable:328569 [ 137.865114] mapped:318 shmem:76 pagetables:307 bounce:0 [ 137.865114] free:17772 free_pcp:299 free_cma:0 [ 137.867550] Node 0 active_anon:6096kB inactive_anon:100kB active_file:276kB inactive_file:1164kB unevictable:0kB isolated(anon):0kB isolated(file):184kB mapped:1268kB dirty:20kB writeback:0kB shmem:148kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 137.869446] Node 1 active_anon:8216kB inactive_anon:72kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:156kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 137.871260] Node 0 DMA free:4176kB min:640kB low:800kB high:960kB active_anon:84kB 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 [ 137.873017] lowmem_reserve[]: 0 886 886 886 [ 137.873324] Node 0 DMA32 free:36860kB min:36536kB low:45668kB high:54800kB active_anon:6012kB inactive_anon:100kB active_file:232kB inactive_file:1504kB unevictable:0kB writepending:20kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:2400kB pagetables:472kB bounce:0kB free_pcp:836kB local_pcp:56kB free_cma:0kB [ 137.875208] lowmem_reserve[]: 0 0 0 0 [ 137.875481] Node 1 DMA32 free:30052kB min:30404kB low:38004kB high:45604kB active_anon:8216kB inactive_anon:72kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:1472kB pagetables:756kB bounce:0kB free_pcp:360kB local_pcp:120kB free_cma:0kB [ 137.877358] lowmem_reserve[]: 0 0 0 0 [ 137.877631] Node 0 DMA: 4*4kB (ME) 0*8kB 2*16kB (UE) 1*32kB (M) 0*64kB 2*128kB (ME) 3*256kB (UME) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4176kB [ 137.879029] Node 0 DMA32: 4*4kB (MEH) 457*8kB (UMEH) 402*16kB (UMEH) 162*32kB (UME) 73*64kB (UME) 3*128kB (UM) 1*256kB (E) 2*512kB (UE) 1*1024kB (M) 3*2048kB (ME) 2*4096kB (M) = 36984kB [ 137.880243] Node 1 DMA32: 241*4kB (UM) 112*8kB (UM) 564*16kB (UME) 367*32kB (UME) 116*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30052kB [ 137.881301] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 137.881867] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 137.882444] 398 total pagecache pages [ 137.882700] 0 pages in swap cache [ 137.882931] Swap cache stats: add 0, delete 0, find 0/0 [ 137.883305] Free swap = 0kB [ 137.883508] Total swap = 0kB [ 137.883711] 524186 pages RAM [ 137.883913] 0 pages HighMem/MovableOnly [ 137.884189] 103968 pages reserved [ 137.884428] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 137.885048] [ 1510] 0 1510 7042 1841 19 3 0 -1000 udevd [ 137.885662] [ 2765] 0 2765 2493 573 9 3 0 0 dhclient [ 137.886265] [ 2893] 0 2893 30625 197 24 3 0 0 rsyslogd [ 137.886862] [ 2930] 0 2930 4725 48 15 3 0 0 cron [ 137.887445] [ 2956] 0 2956 12490 153 27 3 0 -1000 sshd [ 137.888024] [ 2980] 0 2980 3694 39 13 3 0 0 getty [ 137.888607] [ 2981] 0 2981 3694 41 13 3 0 0 getty [ 137.889196] [ 2982] 0 2982 3694 41 13 3 0 0 getty [ 137.889775] [ 2983] 0 2983 3694 39 13 3 0 0 getty [ 137.890404] [ 2984] 0 2984 3694 40 13 3 0 0 getty [ 137.890985] [ 2985] 0 2985 3694 39 13 3 0 0 getty [ 137.891578] [ 2986] 0 2986 3649 39 12 3 0 0 getty [ 137.892172] [ 2989] 0 2989 5381 158 15 3 0 -1000 udevd [ 137.892758] [ 2990] 0 2990 5381 156 15 3 0 -1000 udevd [ 137.893351] [ 3012] 0 3012 17820 197 38 3 0 0 sshd [ 137.893926] [ 3014] 0 3014 271 1 4 2 0 0 syzkaller670277 [ 137.894576] [ 3015] 0 3015 4366 26 5 2 0 0 syzkaller670277 [ 137.895238] [ 3016] 0 3016 4366 12 5 2 0 0 syzkaller670277 [ 137.895878] [ 3017] 0 3017 4366 26 5 2 0 0 syzkaller670277 [ 137.896532] [ 3018] 0 3018 4366 25 5 2 0 0 syzkaller670277 [ 137.897179] [ 3019] 0 3019 4366 12 5 2 0 0 syzkaller670277 [ 137.897827] [ 3020] 0 3020 4366 12 5 2 0 0 syzkaller670277 [ 137.898482] [ 3021] 0 3021 4366 24 5 2 0 0 syzkaller670277 [ 137.899134] [ 3022] 0 3022 4366 24 5 2 0 0 syzkaller670277 [ 137.900337] Out of memory: Kill process 2765 (dhclient) score 1 or sacrifice child [ 137.900984] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 137.901050] Killed process 2765 (dhclient) total-vm:9972kB, anon-rss:2292kB, file-rss:0kB, shmem-rss:0kB [ 137.902714] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 137.903199] CPU: 1 PID: 3020 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 137.903906] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 137.904536] Call Trace: [ 137.904794] dump_stack+0x194/0x257 [ 137.905170] ? arch_local_irq_restore+0x53/0x53 [ 137.905567] ? flush_work+0x621/0x930 [ 137.906017] warn_alloc+0x1c2/0x2f0 [ 137.906355] ? zone_watermark_ok_safe+0x430/0x430 [ 137.906862] ? mutex_unlock+0xd/0x10 [ 137.907133] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 137.907649] ? warn_alloc+0x2f0/0x2f0 [ 137.907910] ? SyS_ioctl+0x8f/0xc0 [ 137.908226] ? warn_alloc+0x2f0/0x2f0 [ 137.908497] ? save_stack_trace+0x16/0x20 executing program [ 137.908860] ? alloc_set_pte+0x1162/0x18f0 [ 137.909347] ? check_noncircular+0x20/0x20 [ 137.909642] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 137.910068] ? find_held_lock+0x39/0x1d0 [ 137.910346] ? lock_downgrade+0x990/0x990 [ 137.910638] ? check_same_owner+0x320/0x320 [ 137.910926] ? rcu_note_context_switch+0x710/0x710 [ 137.911253] ? check_noncircular+0x20/0x20 [ 137.911534] ? __might_sleep+0x95/0x190 [ 137.911803] __alloc_pages_nodemask+0x9f7/0xd80 [ 137.912115] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 137.912460] ? __alloc_pages_nodemask+0xae5/0xd80 [ 137.912780] ? find_held_lock+0x39/0x1d0 [ 137.913053] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 137.913400] ? cache_grow_begin+0x31b/0x400 [ 137.913700] cache_grow_begin+0x86/0x400 [ 137.913975] fallback_alloc+0x150/0x2b0 [ 137.914250] ____cache_alloc_node+0x1cf/0x1e0 [ 137.914554] kmem_cache_alloc_trace+0x27d/0x750 [ 137.914867] ? lock_downgrade+0x990/0x990 [ 137.915154] kvm_dev_ioctl+0x216/0x1840 [ 137.915425] ? lock_release+0xd70/0xd70 [ 137.915693] ? install_new_memslots+0x420/0x420 [ 137.916008] ? check_noncircular+0x20/0x20 [ 137.916303] ? __handle_mm_fault+0x587/0x39c0 [ 137.916610] ? avc_has_extended_perms+0x7fa/0x12c0 executing program [ 137.916950] ? avc_ss_reset+0x110/0x110 [ 137.917368] ? lock_downgrade+0x990/0x990 [ 137.917663] ? check_same_owner+0x320/0x320 [ 137.917954] ? __handle_mm_fault+0x39c0/0x39c0 [ 137.918260] ? vmacache_find+0x61/0x270 [ 137.918529] ? rcu_note_context_switch+0x710/0x710 [ 137.918860] ? install_new_memslots+0x420/0x420 [ 137.919170] do_vfs_ioctl+0x1b1/0x1530 [ 137.919429] ? _cond_resched+0x14/0x30 [ 137.919693] ? ioctl_preallocate+0x2b0/0x2b0 [ 137.919990] ? selinux_capable+0x40/0x40 [ 137.920272] ? putname+0xf3/0x130 [ 137.920515] ? security_file_ioctl+0x7d/0xb0 [ 137.920809] ? security_file_ioctl+0x89/0xb0 [ 137.921337] SyS_ioctl+0x8f/0xc0 [ 137.921566] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 137.921881] RIP: 0033:0x435369 [ 137.922094] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 137.922601] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 executing program [ 137.923073] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002fc [ 137.923669] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 137.924142] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 137.924632] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 executing program executing program [ 138.136508] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 138.137355] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 138.137709] CPU: 1 PID: 3020 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 138.138268] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 138.138805] Call Trace: [ 138.138982] dump_stack+0x194/0x257 [ 138.139228] ? arch_local_irq_restore+0x53/0x53 [ 138.139542] ? isolate_lru_page+0x11d0/0x11d0 [ 138.139846] warn_alloc+0x1c2/0x2f0 [ 138.140091] ? zone_watermark_ok_safe+0x430/0x430 [ 138.140435] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 138.140793] ? warn_alloc+0x2f0/0x2f0 [ 138.141050] ? SyS_ioctl+0x8f/0xc0 [ 138.141410] ? warn_alloc+0x2f0/0x2f0 [ 138.141669] ? save_stack_trace+0x16/0x20 [ 138.141958] ? check_noncircular+0x20/0x20 [ 138.142378] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 138.142786] ? find_held_lock+0x39/0x1d0 [ 138.143083] ? lock_downgrade+0x990/0x990 [ 138.143392] ? check_same_owner+0x320/0x320 [ 138.143700] ? rcu_note_context_switch+0x710/0x710 [ 138.144050] ? check_noncircular+0x20/0x20 [ 138.144361] ? __might_sleep+0x95/0x190 [ 138.144644] __alloc_pages_nodemask+0x9f7/0xd80 [ 138.144976] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 138.145330] ? __alloc_pages_nodemask+0xae5/0xd80 [ 138.145672] ? find_held_lock+0x39/0x1d0 [ 138.145958] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 138.146328] ? cache_grow_begin+0x31b/0x400 [ 138.146640] cache_grow_begin+0x86/0x400 [ 138.146931] fallback_alloc+0x150/0x2b0 [ 138.147220] ____cache_alloc_node+0x1cf/0x1e0 [ 138.147544] kmem_cache_alloc_trace+0x27d/0x750 [ 138.147873] ? lock_downgrade+0x990/0x990 [ 138.148178] kvm_dev_ioctl+0x216/0x1840 [ 138.148453] ? lock_release+0xd70/0xd70 [ 138.148723] ? install_new_memslots+0x420/0x420 [ 138.149045] ? avc_has_extended_perms+0x7fa/0x12c0 [ 138.149371] ? unwind_get_return_address+0x61/0xa0 [ 138.149707] ? avc_ss_reset+0x110/0x110 [ 138.149981] ? putname+0xee/0x130 [ 138.150213] ? save_stack+0xa3/0xd0 [ 138.150454] ? save_stack_trace+0x16/0x20 [ 138.150730] ? save_stack+0x43/0xd0 [ 138.150972] ? kasan_slab_free+0x71/0xc0 [ 138.151241] ? kmem_cache_free+0x77/0x280 [ 138.151517] ? putname+0xee/0x130 [ 138.151749] ? do_sys_open+0x31b/0x6d0 [ 138.152012] ? __lock_is_held+0xbc/0x140 [ 138.152298] ? check_same_owner+0x320/0x320 [ 138.152591] ? rcu_note_context_switch+0x710/0x710 [ 138.152926] ? install_new_memslots+0x420/0x420 [ 138.153235] do_vfs_ioctl+0x1b1/0x1530 [ 138.153495] ? _cond_resched+0x14/0x30 [ 138.153757] ? ioctl_preallocate+0x2b0/0x2b0 [ 138.154050] ? selinux_capable+0x40/0x40 [ 138.154321] ? putname+0xf3/0x130 [ 138.154564] ? security_file_ioctl+0x7d/0xb0 [ 138.154858] ? security_file_ioctl+0x89/0xb0 [ 138.155156] SyS_ioctl+0x8f/0xc0 [ 138.155386] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 138.156024] RIP: 0033:0x435369 [ 138.156285] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 138.156788] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 138.157264] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002fd [ 138.157748] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 138.158226] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 138.158696] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 138.160276] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 138.161526] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 138.162114] CPU: 2 PID: 3019 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 138.163022] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 138.163802] Call Trace: [ 138.164069] dump_stack+0x194/0x257 [ 138.164465] ? arch_local_irq_restore+0x53/0x53 [ 138.164989] ? flush_work+0x621/0x930 [ 138.165431] warn_alloc+0x1c2/0x2f0 [ 138.165843] ? zone_watermark_ok_safe+0x430/0x430 [ 138.166321] ? mutex_unlock+0xd/0x10 [ 138.166731] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 138.167335] ? warn_alloc+0x2f0/0x2f0 [ 138.167652] ? SyS_ioctl+0x8f/0xc0 [ 138.167993] ? warn_alloc+0x2f0/0x2f0 [ 138.168385] ? save_stack_trace+0x16/0x20 [ 138.168821] ? check_noncircular+0x20/0x20 [ 138.169244] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 138.169680] ? find_held_lock+0x39/0x1d0 [ 138.170061] ? lock_downgrade+0x990/0x990 [ 138.170505] ? check_same_owner+0x320/0x320 [ 138.170954] ? rcu_note_context_switch+0x710/0x710 [ 138.171502] ? check_noncircular+0x20/0x20 [ 138.172029] ? __might_sleep+0x95/0x190 [ 138.172440] __alloc_pages_nodemask+0x9f7/0xd80 executing program [ 138.172909] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 138.173493] ? __alloc_pages_nodemask+0xae5/0xd80 [ 138.173924] ? find_held_lock+0x39/0x1d0 [ 138.174333] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 138.174848] ? cache_grow_begin+0x31b/0x400 [ 138.175274] cache_grow_begin+0x86/0x400 [ 138.175619] fallback_alloc+0x150/0x2b0 [ 138.175894] ____cache_alloc_node+0x1cf/0x1e0 [ 138.176202] kmem_cache_alloc_trace+0x27d/0x750 [ 138.176527] ? lock_downgrade+0x990/0x990 [ 138.176814] kvm_dev_ioctl+0x216/0x1840 [ 138.177121] ? lock_release+0xd70/0xd70 [ 138.177766] ? install_new_memslots+0x420/0x420 [ 138.178098] ? avc_has_extended_perms+0x7fa/0x12c0 [ 138.178532] ? unwind_get_return_address+0x61/0xa0 [ 138.178874] ? avc_ss_reset+0x110/0x110 [ 138.179226] ? putname+0xee/0x130 [ 138.179466] ? save_stack+0xa3/0xd0 [ 138.179788] ? save_stack_trace+0x16/0x20 [ 138.180073] ? save_stack+0x43/0xd0 [ 138.180401] ? kasan_slab_free+0x71/0xc0 [ 138.180679] ? kmem_cache_free+0x77/0x280 [ 138.181042] ? putname+0xee/0x130 [ 138.181287] ? do_sys_open+0x31b/0x6d0 [ 138.181631] ? __lock_is_held+0xbc/0x140 [ 138.181929] ? check_same_owner+0x320/0x320 [ 138.182309] ? rcu_note_context_switch+0x710/0x710 [ 138.182651] ? install_new_memslots+0x420/0x420 [ 138.183056] do_vfs_ioctl+0x1b1/0x1530 [ 138.183323] ? _cond_resched+0x14/0x30 [ 138.183671] ? ioctl_preallocate+0x2b0/0x2b0 [ 138.183973] ? selinux_capable+0x40/0x40 [ 138.184336] ? putname+0xf3/0x130 [ 138.184585] ? security_file_ioctl+0x7d/0xb0 [ 138.184969] ? security_file_ioctl+0x89/0xb0 [ 138.185274] SyS_ioctl+0x8f/0xc0 [ 138.185574] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 138.185897] RIP: 0033:0x435369 [ 138.186176] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 138.186696] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 138.187322] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000384 [ 138.187808] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 138.188437] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 138.188923] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 executing program [ 138.424346] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 138.425253] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 138.425747] CPU: 3 PID: 3017 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 138.426383] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 138.427184] Call Trace: [ 138.427368] dump_stack+0x194/0x257 [ 138.427717] ? arch_local_irq_restore+0x53/0x53 [ 138.428089] ? flush_work+0x621/0x930 [ 138.428435] warn_alloc+0x1c2/0x2f0 [ 138.428713] ? zone_watermark_ok_safe+0x430/0x430 [ 138.429160] ? mutex_unlock+0xd/0x10 [ 138.429471] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 138.429988] ? warn_alloc+0x2f0/0x2f0 [ 138.430241] ? SyS_ioctl+0x8f/0xc0 [ 138.430567] ? warn_alloc+0x2f0/0x2f0 [ 138.430843] ? save_stack_trace+0x16/0x20 [ 138.431228] ? check_noncircular+0x20/0x20 [ 138.431550] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 138.432039] ? find_held_lock+0x39/0x1d0 [ 138.432379] ? lock_downgrade+0x990/0x990 [ 138.432775] ? check_same_owner+0x320/0x320 [ 138.433382] ? rcu_note_context_switch+0x710/0x710 [ 138.433801] ? check_noncircular+0x20/0x20 [ 138.434086] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 138.434649] ? __might_sleep+0x95/0x190 [ 138.434922] __alloc_pages_nodemask+0x9f7/0xd80 [ 138.435328] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 138.435681] ? __alloc_pages_nodemask+0xae5/0xd80 [ 138.436124] ? find_held_lock+0x39/0x1d0 [ 138.436403] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 138.436884] ? cache_grow_begin+0x31b/0x400 [ 138.437215] cache_grow_begin+0x86/0x400 [ 138.437582] fallback_alloc+0x150/0x2b0 [ 138.437875] ____cache_alloc_node+0x1cf/0x1e0 [ 138.438289] kmem_cache_alloc_trace+0x27d/0x750 [ 138.438608] ? lock_downgrade+0x990/0x990 [ 138.438984] kvm_dev_ioctl+0x216/0x1840 [ 138.439292] ? lock_release+0xd70/0xd70 [ 138.439662] ? install_new_memslots+0x420/0x420 [ 138.439989] ? avc_has_extended_perms+0x7fa/0x12c0 [ 138.440438] ? unwind_get_return_address+0x61/0xa0 [ 138.440807] ? avc_ss_reset+0x110/0x110 [ 138.441147] ? putname+0xee/0x130 [ 138.441434] ? save_stack+0xa3/0xd0 [ 138.441754] ? save_stack_trace+0x16/0x20 [ 138.442037] ? save_stack+0x43/0xd0 [ 138.442354] ? kasan_slab_free+0x71/0xc0 [ 138.442630] ? kmem_cache_free+0x77/0x280 [ 138.442993] ? putname+0xee/0x130 [ 138.443230] ? do_sys_open+0x31b/0x6d0 [ 138.443573] ? __lock_is_held+0xbc/0x140 [ 138.443931] ? check_same_owner+0x320/0x320 [ 138.444394] ? rcu_note_context_switch+0x710/0x710 [ 138.444758] ? install_new_memslots+0x420/0x420 [ 138.445220] do_vfs_ioctl+0x1b1/0x1530 [ 138.445538] ? _cond_resched+0x14/0x30 [ 138.445979] ? ioctl_preallocate+0x2b0/0x2b0 [ 138.446347] ? selinux_capable+0x40/0x40 [ 138.446758] ? putname+0xf3/0x130 [ 138.447033] ? security_file_ioctl+0x7d/0xb0 [ 138.447497] ? security_file_ioctl+0x89/0xb0 [ 138.447813] SyS_ioctl+0x8f/0xc0 [ 138.448141] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 138.448531] RIP: 0033:0x435369 [ 138.448834] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 138.449377] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 138.450048] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000346 [ 138.450596] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 138.451282] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 138.451875] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 138.452601] warn_alloc_show_mem: 6 callbacks suppressed [ 138.452973] Mem-Info: [ 138.453173] active_anon:3006 inactive_anon:43 isolated_anon:0 [ 138.453173] active_file:107 inactive_file:69 isolated_file:23 [ 138.453173] unevictable:0 dirty:11 writeback:0 unstable:0 [ 138.453173] slab_reclaimable:53924 slab_unreclaimable:329063 [ 138.453173] mapped:125 shmem:77 pagetables:298 bounce:0 [ 138.453173] free:18072 free_pcp:192 free_cma:0 [ 138.456007] Node 0 active_anon:3880kB inactive_anon:100kB active_file:72kB inactive_file:176kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:108kB dirty:44kB writeback:0kB shmem:152kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 138.457772] Node 1 active_anon:8144kB inactive_anon:72kB active_file:56kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:156kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 138.459491] Node 0 DMA free:4176kB min:640kB low:800kB high:960kB active_anon:84kB 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 [ 138.461211] lowmem_reserve[]: 0 886 886 886 [ 138.461518] Node 0 DMA32 free:38296kB min:36536kB low:45668kB high:54800kB active_anon:3796kB inactive_anon:100kB active_file:72kB inactive_file:176kB unevictable:0kB writepending:44kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:2400kB pagetables:476kB bounce:0kB free_pcp:740kB local_pcp:0kB free_cma:0kB [ 138.463368] lowmem_reserve[]: 0 0 0 0 [ 138.463641] Node 1 DMA32 free:30476kB min:30404kB low:38004kB high:45604kB active_anon:8144kB inactive_anon:72kB active_file:56kB inactive_file:52kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:1440kB pagetables:716kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 138.465495] lowmem_reserve[]: 0 0 0 0 [ 138.465807] Node 0 DMA: 4*4kB (ME) 0*8kB 2*16kB (UE) 1*32kB (M) 0*64kB 2*128kB (ME) 3*256kB (UME) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4176kB [ 138.466795] Node 0 DMA32: 156*4kB (UMEH) 461*8kB (UMEH) 406*16kB (UMEH) 165*32kB (UME) 99*64kB (UM) 8*128kB (ME) 0*256kB 1*512kB (E) 2*1024kB (UM) 4*2048kB (UME) 1*4096kB (M) = 38296kB [ 138.468018] Node 1 DMA32: 283*4kB (UME) 118*8kB (UME) 575*16kB (UME) 368*32kB (UME) 116*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30476kB [ 138.469056] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 138.469617] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 138.470193] 166 total pagecache pages [ 138.470449] 0 pages in swap cache [ 138.470676] Swap cache stats: add 0, delete 0, find 0/0 [ 138.472180] Free swap = 0kB [ 138.472929] Total swap = 0kB [ 138.473618] 524186 pages RAM [ 138.474209] 0 pages HighMem/MovableOnly [ 138.474850] 103968 pages reserved [ 138.602733] syzkaller670277 invoked oom-killer: gfp_mask=0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null), order=1, oom_score_adj=0 [ 138.604382] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 138.604881] CPU: 3 PID: 3018 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 138.605609] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 138.606236] Call Trace: [ 138.606415] dump_stack+0x194/0x257 [ 138.606740] ? arch_local_irq_restore+0x53/0x53 [ 138.607054] ? check_noncircular+0x20/0x20 [ 138.607429] dump_header+0x234/0xa0e [ 138.607686] ? pagefault_out_of_memory+0x152/0x152 [ 138.608088] ? lock_acquire+0x1d5/0x580 [ 138.608444] ? ___ratelimit+0x152/0x630 [ 138.608840] ? do_raw_spin_trylock+0x190/0x190 [ 138.609184] ? mark_held_locks+0xb2/0x100 [ 138.609542] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 138.609981] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 138.610326] ? trace_hardirqs_on+0xd/0x10 [ 138.610672] ? ___ratelimit+0x95/0x630 [ 138.610941] ? idr_get_free+0xff0/0xff0 [ 138.611370] ? lock_downgrade+0x990/0x990 [ 138.611715] ? cred_has_capability+0x1a0/0x3d0 [ 138.612026] oom_kill_process+0x86d/0x13d0 [ 138.612421] ? lock_release+0xd70/0xd70 [ 138.612713] ? oom_evaluate_task+0x480/0x480 [ 138.613027] ? security_capable_noaudit+0x8b/0xc0 [ 138.613432] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 138.613842] ? check_noncircular+0x20/0x20 [ 138.614200] ? has_capability+0x30/0x30 [ 138.614515] ? has_capability_noaudit+0x24/0x30 [ 138.614892] ? oom_badness+0xdf/0xb80 [ 138.615154] ? find_held_lock+0x39/0x1d0 [ 138.615432] ? lock_downgrade+0x990/0x990 [ 138.615716] ? out_of_memory+0x921/0x11d0 [ 138.615990] ? oom_reaper+0x4d0/0x4d0 [ 138.616256] ? lock_release+0xd70/0xd70 [ 138.616283] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 138.616301] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 138.617707] ? __alloc_pages_slowpath+0x10f6/0x2ee0 [ 138.618116] ? oom_evaluate_task+0x284/0x480 [ 138.618479] out_of_memory+0x7dd/0x11d0 [ 138.618760] ? oom_killer_disable+0x310/0x310 [ 138.619108] ? mutex_trylock+0x23a/0x2d0 [ 138.619439] ? rcu_pm_notify+0xc0/0xc0 [ 138.619704] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 138.620201] __alloc_pages_slowpath+0x1eae/0x2ee0 [ 138.620627] ? warn_alloc+0x2f0/0x2f0 [ 138.620892] ? do_vfs_ioctl+0x1b1/0x1530 [ 138.621219] ? warn_alloc+0x2f0/0x2f0 [ 138.621477] ? save_stack_trace+0x16/0x20 [ 138.621761] ? check_noncircular+0x20/0x20 [ 138.622051] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 138.622398] ? find_held_lock+0x39/0x1d0 [ 138.622675] ? find_held_lock+0x39/0x1d0 [ 138.622971] ? check_same_owner+0x320/0x320 [ 138.623267] ? __might_sleep+0x95/0x190 [ 138.623532] __alloc_pages_nodemask+0x9f7/0xd80 [ 138.623848] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 138.624180] ? __alloc_pages_nodemask+0xae5/0xd80 [ 138.624508] ? find_held_lock+0x39/0x1d0 [ 138.625202] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 138.625554] ? cache_grow_begin+0x31b/0x400 [ 138.625848] cache_grow_begin+0x86/0x400 [ 138.626126] fallback_alloc+0x150/0x2b0 [ 138.626397] ____cache_alloc_node+0x1cf/0x1e0 [ 138.626705] kmem_cache_alloc_trace+0x27d/0x750 [ 138.627025] kvm_uevent_notify_change.part.38+0x2ab/0x430 [ 138.627394] kvm_dev_ioctl+0x716/0x1840 [ 138.627669] ? install_new_memslots+0x420/0x420 [ 138.627985] ? __handle_mm_fault+0x587/0x39c0 [ 138.628301] ? avc_has_extended_perms+0x7fa/0x12c0 [ 138.628651] ? avc_ss_reset+0x110/0x110 [ 138.628960] ? check_same_owner+0x320/0x320 [ 138.629275] ? __handle_mm_fault+0x39c0/0x39c0 [ 138.629426] syzkaller670277: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 138.629437] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 138.630701] ? vmacache_find+0x61/0x270 [ 138.630976] ? install_new_memslots+0x420/0x420 [ 138.631290] do_vfs_ioctl+0x1b1/0x1530 [ 138.631550] ? _cond_resched+0x14/0x30 [ 138.631815] ? ioctl_preallocate+0x2b0/0x2b0 [ 138.632112] ? selinux_capable+0x40/0x40 [ 138.632395] ? putname+0xf3/0x130 [ 138.632639] ? security_file_ioctl+0x7d/0xb0 [ 138.632934] ? security_file_ioctl+0x89/0xb0 [ 138.633234] SyS_ioctl+0x8f/0xc0 [ 138.633466] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 138.633784] RIP: 0033:0x435369 [ 138.633998] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 138.634518] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 138.634997] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002ee [ 138.635475] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 138.635953] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 138.636436] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 138.636929] CPU: 1 PID: 3022 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 138.636953] Mem-Info: [ 138.636961] active_anon:3006 inactive_anon:43 isolated_anon:0 [ 138.636961] active_file:60 inactive_file:30 isolated_file:0 [ 138.636961] unevictable:0 dirty:0 writeback:0 unstable:0 [ 138.636961] slab_reclaimable:53947 slab_unreclaimable:329238 [ 138.636961] mapped:0 shmem:77 pagetables:298 bounce:0 [ 138.636961] free:17886 free_pcp:394 free_cma:0 [ 138.636967] Node 0 active_anon:3880kB inactive_anon:100kB active_file:188kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:152kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 138.636973] Node 1 active_anon:8144kB inactive_anon:72kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:156kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 138.636975] Node 0 DMA free:4176kB min:640kB low:800kB high:960kB active_anon:84kB 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 [ 138.636983] lowmem_reserve[]: 0 886 886 886 [ 138.636994] Node 0 DMA32 free:37352kB min:36536kB low:45668kB high:54800kB active_anon:3796kB inactive_anon:100kB active_file:188kB inactive_file:312kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:2400kB pagetables:476kB bounce:0kB free_pcp:1340kB local_pcp:284kB free_cma:0kB [ 138.637014] lowmem_reserve[]: 0 0 0 0 [ 138.637025] Node 1 DMA32 free:30016kB min:30404kB low:38004kB high:45604kB active_anon:8144kB inactive_anon:72kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:1440kB pagetables:716kB bounce:0kB free_pcp:236kB local_pcp:0kB free_cma:0kB [ 138.637033] lowmem_reserve[]: 0 0 0 0 [ 138.637044] Node 0 DMA: 4*4kB (ME) 0*8kB 2*16kB (UE) 1*32kB (M) 0*64kB 2*128kB (ME) 3*256kB (UME) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4176kB [ 138.637086] Node 0 DMA32: 38*4kB (UMEH) 460*8kB (UMH) 405*16kB (UMEH) 165*32kB (UME) 100*64kB (UME) 8*128kB (UM) 0*256kB 2*512kB (UE) 1*1024kB (M) 4*2048kB (UME) 1*4096kB (M) = 37352kB [ 138.637133] Node 1 DMA32: 246*4kB (UME) 109*8kB (UM) 560*16kB (UME) 368*32kB (UME) 116*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30016kB [ 138.637172] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 138.637175] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 138.637177] 172 total pagecache pages [ 138.637182] 0 pages in swap cache [ 138.637184] Swap cache stats: add 0, delete 0, find 0/0 [ 138.637186] Free swap = 0kB [ 138.637188] Total swap = 0kB [ 138.637191] 524186 pages RAM [ 138.637193] 0 pages HighMem/MovableOnly [ 138.637195] 103968 pages reserved [ 138.637197] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 138.637214] [ 1510] 0 1510 7042 1841 19 3 0 -1000 udevd [ 138.637221] [ 2893] 0 2893 30625 197 24 3 0 0 rsyslogd [ 138.637227] [ 2930] 0 2930 4725 48 15 3 0 0 cron [ 138.637234] [ 2956] 0 2956 12490 153 27 3 0 -1000 sshd [ 138.637241] [ 2980] 0 2980 3694 39 13 3 0 0 getty [ 138.637247] [ 2981] 0 2981 3694 41 13 3 0 0 getty [ 138.637254] [ 2982] 0 2982 3694 41 13 3 0 0 getty [ 138.637260] [ 2983] 0 2983 3694 39 13 3 0 0 getty [ 138.637266] [ 2984] 0 2984 3694 40 13 3 0 0 getty [ 138.637273] [ 2985] 0 2985 3694 39 13 3 0 0 getty [ 138.637280] [ 2986] 0 2986 3649 39 12 3 0 0 getty [ 138.637286] [ 2989] 0 2989 5381 157 15 3 0 -1000 udevd [ 138.637293] [ 2990] 0 2990 5381 156 15 3 0 -1000 udevd [ 138.637299] [ 3012] 0 3012 17820 197 38 3 0 0 sshd [ 138.637305] [ 3014] 0 3014 271 1 4 2 0 0 syzkaller670277 [ 138.637312] [ 3015] 0 3015 4366 12 5 2 0 0 syzkaller670277 [ 138.637318] [ 3016] 0 3016 4366 12 5 2 0 0 syzkaller670277 [ 138.637325] [ 3017] 0 3017 4366 12 5 2 0 0 syzkaller670277 [ 138.637331] [ 3018] 0 3018 4366 12 5 2 0 0 syzkaller670277 [ 138.637337] [ 3019] 0 3019 4366 12 5 2 0 0 syzkaller670277 [ 138.637343] [ 3020] 0 3020 4366 12 5 2 0 0 syzkaller670277 [ 138.637350] [ 3021] 0 3021 4366 12 5 2 0 0 syzkaller670277 [ 138.637356] [ 3022] 0 3022 4366 12 5 2 0 0 syzkaller670277 [ 138.637360] Out of memory: Kill process 3012 (sshd) score 0 or sacrifice child [ 138.637390] Killed process 3014 (syzkaller670277) total-vm:1084kB, anon-rss:4kB, file-rss:0kB, shmem-rss:0kB [ 138.667363] syzkaller670277 invoked oom-killer: gfp_mask=0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null), order=1, oom_score_adj=0 [ 138.667371] syzkaller670277 cpuset=/ mems_allowed=0-1 [ 138.672871] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 138.673410] Call Trace: [ 138.673588] dump_stack+0x194/0x257 [ 138.673834] ? arch_local_irq_restore+0x53/0x53 [ 138.674138] ? isolate_lru_page+0x11d0/0x11d0 [ 138.674441] warn_alloc+0x1c2/0x2f0 [ 138.674685] ? zone_watermark_ok_safe+0x430/0x430 [ 138.675022] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 138.675378] ? warn_alloc+0x2f0/0x2f0 [ 138.675634] ? SyS_ioctl+0x8f/0xc0 [ 138.675876] ? warn_alloc+0x2f0/0x2f0 [ 138.676134] ? save_stack_trace+0x16/0x20 [ 138.676420] ? check_noncircular+0x20/0x20 [ 138.676708] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 138.677062] ? find_held_lock+0x39/0x1d0 [ 138.677343] ? lock_downgrade+0x990/0x990 [ 138.677632] ? check_same_owner+0x320/0x320 [ 138.677924] ? rcu_note_context_switch+0x710/0x710 [ 138.678249] ? check_noncircular+0x20/0x20 [ 138.678533] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 138.678974] ? __might_sleep+0x95/0x190 [ 138.679252] __alloc_pages_nodemask+0x9f7/0xd80 [ 138.679567] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 138.679896] ? __alloc_pages_nodemask+0xae5/0xd80 [ 138.680220] ? find_held_lock+0x39/0x1d0 [ 138.680504] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 138.680854] ? cache_grow_begin+0x31b/0x400 [ 138.681157] cache_grow_begin+0x86/0x400 [ 138.681432] fallback_alloc+0x150/0x2b0 [ 138.681701] ____cache_alloc_node+0x1cf/0x1e0 [ 138.682005] kmem_cache_alloc_trace+0x27d/0x750 [ 138.682316] ? lock_downgrade+0x990/0x990 [ 138.682602] kvm_dev_ioctl+0x216/0x1840 [ 138.682871] ? lock_release+0xd70/0xd70 [ 138.683147] ? install_new_memslots+0x420/0x420 [ 138.683470] ? avc_has_extended_perms+0x7fa/0x12c0 [ 138.683797] ? unwind_get_return_address+0x61/0xa0 [ 138.684132] ? avc_ss_reset+0x110/0x110 [ 138.684415] ? putname+0xee/0x130 [ 138.684647] ? save_stack+0xa3/0xd0 [ 138.684892] ? save_stack_trace+0x16/0x20 [ 138.685168] ? save_stack+0x43/0xd0 [ 138.685410] ? kasan_slab_free+0x71/0xc0 [ 138.685679] ? kmem_cache_free+0x77/0x280 [ 138.685956] ? putname+0xee/0x130 [ 138.686185] ? do_sys_open+0x31b/0x6d0 [ 138.686447] ? __lock_is_held+0xbc/0x140 [ 138.686729] ? check_same_owner+0x320/0x320 [ 138.687020] ? rcu_note_context_switch+0x710/0x710 [ 138.687365] ? install_new_memslots+0x420/0x420 [ 138.687673] do_vfs_ioctl+0x1b1/0x1530 [ 138.687931] ? _cond_resched+0x14/0x30 [ 138.688196] ? ioctl_preallocate+0x2b0/0x2b0 [ 138.688495] ? selinux_capable+0x40/0x40 [ 138.688766] ? putname+0xf3/0x130 [ 138.689007] ? security_file_ioctl+0x7d/0xb0 [ 138.689535] ? security_file_ioctl+0x89/0xb0 [ 138.689831] SyS_ioctl+0x8f/0xc0 [ 138.690059] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 138.690429] RIP: 0033:0x435369 [ 138.690643] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 138.691154] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 138.691631] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000032b [ 138.692110] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 138.692595] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 138.693069] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 138.693559] CPU: 3 PID: 3019 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 138.694134] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 138.694676] Call Trace: [ 138.694852] dump_stack+0x194/0x257 [ 138.695099] ? arch_local_irq_restore+0x53/0x53 [ 138.695415] ? check_noncircular+0x20/0x20 [ 138.695704] dump_header+0x234/0xa0e [ 138.695962] ? pagefault_out_of_memory+0x152/0x152 [ 138.696300] ? lock_acquire+0x1d5/0x580 [ 138.696567] ? ___ratelimit+0x152/0x630 [ 138.696835] ? do_raw_spin_trylock+0x190/0x190 [ 138.697146] ? mark_held_locks+0xb2/0x100 [ 138.697433] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 138.697774] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 138.698110] ? trace_hardirqs_on+0xd/0x10 [ 138.698391] ? ___ratelimit+0x95/0x630 [ 138.698653] ? idr_get_free+0xff0/0xff0 [ 138.698920] ? lock_downgrade+0x990/0x990 [ 138.699197] ? cred_has_capability+0x1a0/0x3d0 [ 138.699508] oom_kill_process+0x86d/0x13d0 [ 138.699795] ? lock_release+0xd70/0xd70 [ 138.700068] ? oom_evaluate_task+0x480/0x480 [ 138.700368] ? security_capable_noaudit+0x8b/0xc0 [ 138.700694] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 138.701038] ? check_noncircular+0x20/0x20 [ 138.701316] ? has_capability+0x30/0x30 [ 138.701592] ? has_capability_noaudit+0x24/0x30 [ 138.701902] ? oom_badness+0xdf/0xb80 [ 138.702163] ? find_held_lock+0x39/0x1d0 [ 138.702439] ? lock_downgrade+0x990/0x990 [ 138.702724] ? out_of_memory+0x921/0x11d0 [ 138.703002] ? oom_reaper+0x4d0/0x4d0 [ 138.703261] ? lock_release+0xd70/0xd70 [ 138.703528] ? __alloc_pages_slowpath+0x10f6/0x2ee0 [ 138.703866] ? oom_evaluate_task+0x284/0x480 [ 138.704164] out_of_memory+0x7dd/0x11d0 [ 138.704441] ? oom_killer_disable+0x310/0x310 [ 138.704737] ? mutex_trylock+0x23a/0x2d0 [ 138.705009] ? rcu_pm_notify+0xc0/0xc0 [ 138.705270] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 138.705641] __alloc_pages_slowpath+0x1eae/0x2ee0 [ 138.705994] ? warn_alloc+0x2f0/0x2f0 [ 138.706251] ? do_sys_open+0x2e7/0x6d0 [ 138.706517] ? warn_alloc+0x2f0/0x2f0 [ 138.706774] ? save_stack_trace+0x16/0x20 [ 138.707057] ? check_noncircular+0x20/0x20 [ 138.707348] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 138.707694] ? lru_cache_add+0x1c7/0x3a0 [ 138.707965] ? lru_cache_add_file+0x20/0x20 [ 138.708258] ? find_held_lock+0x39/0x1d0 [ 138.708557] ? check_same_owner+0x320/0x320 [ 138.708864] ? __might_sleep+0x95/0x190 [ 138.709133] __alloc_pages_nodemask+0x9f7/0xd80 [ 138.709446] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 138.709795] ? __alloc_pages_nodemask+0xae5/0xd80 [ 138.710114] ? find_held_lock+0x39/0x1d0 [ 138.710390] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 138.711197] ? cache_grow_begin+0x31b/0x400 [ 138.711553] cache_grow_begin+0x86/0x400 [ 138.711829] fallback_alloc+0x150/0x2b0 [ 138.712102] ____cache_alloc_node+0x1cf/0x1e0 [ 138.712413] kmem_cache_alloc+0x287/0x760 [ 138.712697] getname_flags+0xcb/0x580 [ 138.712954] ? do_page_fault+0x70/0x70 [ 138.713219] getname+0x19/0x20 [ 138.713435] do_sys_open+0x2e7/0x6d0 [ 138.713689] ? filp_open+0x70/0x70 [ 138.713928] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 138.714266] SyS_openat+0x30/0x40 [ 138.714501] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 138.714812] RIP: 0033:0x435369 [ 138.715025] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000217 ORIG_RAX: 0000000000000101 [ 138.715530] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 138.716010] RDX: 0000000000000000 RSI: 0000000020004ff7 RDI: ffffffffffffff9c [ 138.716487] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 138.716965] R10: 0000000000000000 R11: 0000000000000217 R12: 0000000000000000 [ 138.717442] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 138.717936] CPU: 2 PID: 3016 Comm: syzkaller670277 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 138.717982] Mem-Info: [ 138.717991] active_anon:3006 inactive_anon:43 isolated_anon:0 [ 138.717991] active_file:85 inactive_file:66 isolated_file:0 [ 138.717991] unevictable:0 dirty:0 writeback:0 unstable:0 [ 138.717991] slab_reclaimable:53948 slab_unreclaimable:329239 [ 138.717991] mapped:17 shmem:77 pagetables:298 bounce:0 [ 138.717991] free:17923 free_pcp:389 free_cma:0 [ 138.717997] Node 0 active_anon:3880kB inactive_anon:100kB active_file:288kB inactive_file:208kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:64kB dirty:0kB writeback:0kB shmem:152kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 138.718005] Node 1 active_anon:8144kB inactive_anon:72kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:156kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 138.718019] Node 0 DMA free:4176kB min:640kB low:800kB high:960kB active_anon:84kB 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 [ 138.718028] lowmem_reserve[]: 0 886 886 886 Connection to localhost closed by remote host. [ 138.718039] Node 0 DMA32 free:37504kB min:36536kB low:45668kB high:54800kB active_anon:3796kB inactive_anon:100kB active_file:188kB inactive_file:140kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:2400kB pagetables:476kB bounce:0kB free_pcp:1320kB local_pcp:252kB free_cma:0kB [ 138.718047] lowmem_reserve[]: 0 0 0 0 [ 138.718058] Node 1 DMA32 free:30012kB min:30404kB low:38004kB high:45604kB active_anon:8144kB inactive_anon:72kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:1440kB pagetables:716kB bounce:0kB free_pcp:236kB local_pcp:0kB free_cma:0kB [ 138.718066] lowmem_reserve[]: 0 0 0 0 [ 138.718077] Node 0 DMA: 4*4kB (ME) 0*8kB 2*16kB (UE) 1*32kB (M) 0*64kB 2*128kB (ME) 3*256kB (UME) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4176kB [ 138.718119] Node 0 DMA32: 14*4kB (UEH) 460*8kB (UMH) 405*16kB (UMEH) 165*32kB (UME) 100*64kB (UME) 8*128kB (UM) 0*256kB 2*512kB (UE) 1*1024kB (M) 4*2048kB (UME) 1*4096kB (M) = 37256kB [ 138.718166] Node 1 DMA32: 245*4kB (UM) 108*8kB (M) 560*16kB (UME) 369*32kB (UME) 116*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30036kB [ 138.718205] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 138.718208] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 138.718211] 232 total pagecache pages [ 138.718215] 0 pages in swap cache [ 138.718218] Swap cache stats: add 0, delete 0, find 0/0 [ 138.718220] Free swap = 0kB [ 138.718222] Total swap = 0kB [ 138.718224] 524186 pages RAM [ 138.718226] 0 pages HighMem/MovableOnly [ 138.718228] 103968 pages reserved [ 138.718231] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 138.718247] [ 1510] 0 1510 7042 1841 19 3 0 -1000 udevd [ 138.718254] [ 2893] 0 2893 30625 197 24 3 0 0 rsyslogd [ 138.718261] [ 2930] 0 2930 4725 48 15 3 0 0 cron [ 138.718268] [ 2956] 0 2956 12490 153 27 3 0 -1000 sshd [ 138.718274] [ 2980] 0 2980 3694 39 13 3 0 0 getty [ 138.718281] [ 2981] 0 2981 3694 41 13 3 0 0 getty [ 138.718287] [ 2982] 0 2982 3694 41 13 3 0 0 getty [ 138.718294] [ 2983] 0 2983 3694 39 13 3 0 0 getty [ 138.718300] [ 2984] 0 2984 3694 40 13 3 0 0 getty [ 138.718306] [ 2985] 0 2985 3694 39 13 3 0 0 getty [ 138.718313] [ 2986] 0 2986 3649 39 12 3 0 0 getty [ 138.718319] [ 2989] 0 2989 5381 157 15 3 0 -1000 udevd [ 138.718326] [ 2990] 0 2990 5381 156 15 3 0 -1000 udevd [ 138.718332] [ 3012] 0 3012 17820 197 38 3 0 0 sshd [ 138.718340] [ 3015] 0 3015 4366 12 5 2 0 0 syzkaller670277 [ 138.718347] [ 3016] 0 3016 4366 12 5 2 0 0 syzkaller670277 [ 138.718353] [ 3017] 0 3017 4366 12 5 2 0 0 syzkaller670277 [ 138.718360] [ 3018] 0 3018 4366 12 5 2 0 0 syzkaller670277 [ 138.718366] [ 3019] 0 3019 4366 54 5 2 0 0 syzkaller670277 [ 138.718372] [ 3020] 0 3020 4366 12 5 2 0 0 syzkaller670277 [ 138.718378] [ 3021] 0 3021 4366 12 5 2 0 0 syzkaller670277 [ 138.718384] [ 3022] 0 3022 4366 12 5 2 0 0 syzkaller670277 [ 138.718388] Out of memory: Kill process 3012 (sshd) score 0 or sacrifice child [ 138.718403] Killed process 3012 (sshd) total-vm:71280kB, anon-rss:784kB, file-rss:0kB, shmem-rss:4kB [ 138.728594] oom_reaper: reaped process 3012 (sshd), now anon-rss:0kB, file-rss:0kB, shmem-rss:4kB [ 138.730621] sshd (3012) used greatest stack depth: 12944 bytes left [ 138.764451] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 138.765055] Call Trace: [ 138.765245] dump_stack+0x194/0x257 [ 138.765487] ? arch_local_irq_restore+0x53/0x53 [ 138.765841] ? isolate_lru_page+0x11d0/0x11d0 [ 138.766193] warn_alloc+0x1c2/0x2f0 [ 138.766458] ? zone_watermark_ok_safe+0x430/0x430 [ 138.766797] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 138.767154] ? warn_alloc+0x2f0/0x2f0 [ 138.767409] ? SyS_ioctl+0x8f/0xc0 [ 138.767650] ? warn_alloc+0x2f0/0x2f0 [ 138.767907] ? save_stack_trace+0x16/0x20 [ 138.768206] ? check_noncircular+0x20/0x20 [ 138.768576] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 138.768944] ? find_held_lock+0x39/0x1d0 [ 138.769265] ? lock_downgrade+0x990/0x990 [ 138.769570] ? check_same_owner+0x320/0x320 [ 138.769887] ? rcu_note_context_switch+0x710/0x710 [ 138.770214] ? check_noncircular+0x20/0x20 [ 138.770499] ? __might_sleep+0x95/0x190 [ 138.770767] __alloc_pages_nodemask+0x9f7/0xd80 [ 138.771082] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 138.771415] ? __alloc_pages_nodemask+0xae5/0xd80 [ 138.771737] ? find_held_lock+0x39/0x1d0 [ 138.772037] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 138.772429] ? cache_grow_begin+0x31b/0x400 [ 138.772764] cache_grow_begin+0x86/0x400 [ 138.773053] fallback_alloc+0x150/0x2b0 [ 138.773352] ____cache_alloc_node+0x1cf/0x1e0 [ 138.773682] kmem_cache_alloc_trace+0x27d/0x750 [ 138.774034] ? lock_downgrade+0x990/0x990 [ 138.774320] kvm_dev_ioctl+0x216/0x1840 [ 138.774554] ? lock_release+0xd70/0xd70 [ 138.774811] ? install_new_memslots+0x420/0x420 [ 138.775381] ? avc_has_extended_perms+0x7fa/0x12c0 [ 138.775763] ? unwind_get_return_address+0x61/0xa0 [ 138.776170] ? avc_ss_reset+0x110/0x110 [ 138.776453] ? putname+0xee/0x130 [ 138.776681] ? save_stack+0xa3/0xd0 [ 138.776921] ? save_stack_trace+0x16/0x20 [ 138.777263] ? save_stack+0x43/0xd0 [ 138.777500] ? kasan_slab_free+0x71/0xc0 [ 138.777766] ? kmem_cache_free+0x77/0x280 [ 138.778065] ? putname+0xee/0x130 [ 138.778350] ? do_sys_open+0x31b/0x6d0 [ 138.778608] ? __lock_is_held+0xbc/0x140 [ 138.778883] ? check_same_owner+0x320/0x320 [ 138.779230] ? rcu_note_context_switch+0x710/0x710 [ 138.779571] ? install_new_memslots+0x420/0x420 [ 138.779874] do_vfs_ioctl+0x1b1/0x1530 [ 138.780172] ? _cond_resched+0x14/0x30 [ 138.780461] ? ioctl_preallocate+0x2b0/0x2b0 [ 138.780747] ? selinux_capable+0x40/0x40 [ 138.781075] ? putname+0xf3/0x130 [ 138.781344] ? security_file_ioctl+0x7d/0xb0 [ 138.781632] ? security_file_ioctl+0x89/0xb0 [ 138.781939] SyS_ioctl+0x8f/0xc0 [ 138.782195] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 138.782517] RIP: 0033:0x435369 [ 138.782724] RSP: 002b:00007ffdc70d6458 EFLAGS: 00000213 ORIG_RAX: 0000000000000010 [ 138.783273] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 138.783808] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000280 [ 138.784351] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 138.784828] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000000000000 [ 138.785373] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000