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 executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 87.810642] udevd invoked oom-killer: gfp_mask=0x16040d0(GFP_KERNEL|__GFP_COMP|__GFP_RECLAIMABLE|__GFP_NOTRACK), nodemask=(null), order=0, oom_score_adj=-1000 [ 87.813402] udevd cpuset=/ mems_allowed=0-1 [ 87.814522] CPU: 2 PID: 2849 Comm: udevd Not tainted 4.13.0-rc6-next-20170824+ #8 [ 87.815890] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 87.817370] Call Trace: [ 87.817887] dump_stack+0x194/0x257 [ 87.821080] ? arch_local_irq_restore+0x53/0x53 [ 87.821949] ? check_noncircular+0x20/0x20 [ 87.822735] dump_header+0x234/0xa0e [ 87.823425] ? pagefault_out_of_memory+0x152/0x152 [ 87.824315] ? lock_acquire+0x1d5/0x580 [ 87.826385] ? ___ratelimit+0x152/0x630 [ 87.827105] ? do_raw_spin_trylock+0x190/0x190 [ 87.828311] ? mark_held_locks+0xb2/0x100 [ 87.839050] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 87.839975] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 87.840905] ? trace_hardirqs_on+0xd/0x10 [ 87.841672] ? ___ratelimit+0x95/0x630 [ 87.842383] ? idr_get_free+0xff0/0xff0 [ 87.843098] ? lock_downgrade+0x990/0x990 [ 87.843854] ? cred_has_capability+0x1a0/0x3d0 [ 87.844692] oom_kill_process+0x86d/0x13d0 [ 87.845454] ? lock_release+0xd70/0xd70 [ 87.846220] ? oom_evaluate_task+0x480/0x480 [ 87.847035] ? security_capable_noaudit+0x8b/0xc0 [ 87.847912] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 87.848830] ? check_noncircular+0x20/0x20 [ 87.849580] ? has_capability+0x30/0x30 [ 87.850303] ? has_capability_noaudit+0x24/0x30 [ 87.851145] ? oom_badness+0xdf/0xb80 [ 87.851830] ? find_held_lock+0x39/0x1d0 [ 87.853014] ? lock_downgrade+0x990/0x990 [ 87.853794] ? out_of_memory+0x921/0x11d0 [ 87.869755] ? oom_reaper+0x4d0/0x4d0 [ 87.870440] ? lock_release+0xd70/0xd70 [ 87.871133] ? __alloc_pages_slowpath+0x10f6/0x2ee0 [ 87.872046] ? oom_evaluate_task+0x284/0x480 [ 87.872845] out_of_memory+0x7dd/0x11d0 [ 87.873549] ? oom_killer_disable+0x310/0x310 [ 87.874375] ? mutex_trylock+0x23a/0x2d0 [ 87.874704] ? __lock_is_held+0xbc/0x140 [ 87.875128] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 87.875540] __alloc_pages_slowpath+0x1eae/0x2ee0 [ 87.875989] ? warn_alloc+0x2f0/0x2f0 [ 87.876302] ? kernfs_get_inode+0x51/0x540 [ 87.876643] ? warn_alloc+0x2f0/0x2f0 [ 87.876925] ? save_stack_trace+0x16/0x20 [ 87.877247] ? __save_stack_trace+0x61/0xd0 [ 87.877603] ? check_noncircular+0x20/0x20 [ 87.877954] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 87.878366] ? check_noncircular+0x20/0x20 [ 87.878696] ? find_held_lock+0x39/0x1d0 [ 87.879032] ? __lock_is_held+0xbc/0x140 [ 87.879380] ? check_same_owner+0x320/0x320 [ 87.879750] ? __might_sleep+0x95/0x190 [ 87.880078] __alloc_pages_nodemask+0x9f7/0xd80 [ 87.880454] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 87.881326] ? __alloc_pages_nodemask+0xae5/0xd80 [ 87.882198] ? find_held_lock+0x39/0x1d0 [ 87.882917] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 87.883879] ? cache_grow_begin+0x31b/0x400 [ 87.884671] cache_grow_begin+0x86/0x400 [ 87.885439] fallback_alloc+0x150/0x2b0 [ 87.886183] ____cache_alloc_node+0x1cf/0x1e0 [ 87.886998] kmem_cache_alloc+0x287/0x760 [ 87.887745] alloc_inode+0x128/0x180 [ 87.888426] iget_locked+0x1da/0x550 [ 87.889225] ? ilookup+0x180/0x180 [ 87.894100] ? kernfs_active+0x92/0x160 [ 87.895060] ? kernfs_get+0x130/0x130 [ 87.896354] kernfs_get_inode+0x51/0x540 [ 87.897871] kernfs_iop_lookup+0x180/0x200 [ 87.899102] lookup_slow+0x274/0x490 [ 87.899810] ? vfs_unlink+0x480/0x480 [ 87.900515] ? __might_sleep+0x95/0x190 [ 87.901255] walk_component+0x89f/0x13d0 [ 87.904628] ? lookup_fast+0xfa0/0xfa0 [ 87.905396] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 87.906240] ? security_inode_permission+0xbb/0xf0 [ 87.907105] ? kernfs_iop_getattr+0xd0/0xd0 [ 87.907896] ? __inode_permission+0x7f/0x300 [ 87.908957] link_path_walk+0xd4e/0x1470 [ 87.911055] ? __follow_mount_rcu.isra.31+0x7d0/0x7d0 [ 87.912053] ? walk_component+0x13d0/0x13d0 [ 87.915209] ? get_empty_filp+0x32d/0x4f0 [ 87.915949] ? proc_nr_files+0x60/0x60 [ 87.919163] ? __lock_is_held+0xbc/0x140 [ 87.919928] ? find_held_lock+0x39/0x1d0 [ 87.920724] path_openat+0x2c2/0x3520 [ 87.921445] ? path_lookupat+0xba0/0xba0 [ 87.922201] ? getname_flags+0xcb/0x580 [ 87.922915] ? getname+0x19/0x20 [ 87.928205] ? do_raw_spin_trylock+0x190/0x190 [ 87.929080] ? __lock_is_held+0xbc/0x140 [ 87.929874] ? _find_next_bit+0xee/0x120 [ 87.930854] ? _raw_spin_unlock+0x22/0x30 [ 87.931916] ? __alloc_fd+0x29b/0x750 [ 87.932707] do_filp_open+0x25b/0x3b0 [ 87.933410] ? may_open_dev+0xe0/0xe0 [ 87.934179] ? mpi_resize+0x200/0x200 [ 87.937922] ? get_unused_fd_flags+0x121/0x190 [ 87.938786] ? getname_flags+0x256/0x580 [ 87.943636] ? do_page_fault+0x70/0x70 [ 87.944388] do_sys_open+0x502/0x6d0 [ 87.945057] ? do_sys_open+0x502/0x6d0 [ 87.945768] ? filp_open+0x70/0x70 [ 87.946404] ? entry_SYSCALL_64_fastpath+0x5/0xbe [ 87.947312] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 87.948222] SyS_open+0x2d/0x40 [ 87.948848] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 87.949498] RIP: 0033:0x7f5e82c46120 [ 87.950172] RSP: 002b:00007ffe48f2ba88 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 87.951600] RAX: ffffffffffffffda RBX: 000000000125f390 RCX: 00007f5e82c46120 [ 87.955127] RDX: 00000000000001b6 RSI: 0000000000080000 RDI: 00007ffe48f2bb60 [ 87.956567] RBP: 0000000000000086 R08: 0000000000000008 R09: 0000000000000001 [ 87.958953] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 87.961006] R13: 00007ffe48f2bb60 R14: 0000000000000000 R15: 000000000000000b [ 87.969121] Mem-Info: [ 87.969991] active_anon:4117 inactive_anon:44 isolated_anon:0 [ 87.969991] active_file:63 inactive_file:79 isolated_file:44 [ 87.969991] unevictable:0 dirty:0 writeback:0 unstable:0 [ 87.969991] slab_reclaimable:53419 slab_unreclaimable:329101 [ 87.969991] mapped:90 shmem:76 pagetables:310 bounce:0 [ 87.969991] free:17655 free_pcp:55 free_cma:0 [ 87.975986] Node 0 active_anon:6640kB inactive_anon:52kB active_file:188kB inactive_file:256kB unevictable:0kB isolated(anon):0kB isolated(file):176kB mapped:356kB dirty:0kB writeback:0kB shmem:100kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 87.984586] Node 1 active_anon:9828kB inactive_anon:124kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 2048kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 87.995456] Node 0 DMA free:4164kB min:640kB low:800kB high:960kB active_anon:76kB 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 [ 87.998084] lowmem_reserve[]: 0 886 886 886 [ 87.998556] Node 0 DMA32 free:36716kB min:36536kB low:45668kB high:54800kB active_anon:6564kB inactive_anon:52kB active_file:56kB inactive_file:820kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1728kB pagetables:652kB bounce:0kB free_pcp:284kB local_pcp:0kB free_cma:0kB [ 88.001324] lowmem_reserve[]: 0 0 0 0 [ 88.001740] Node 1 DMA32 free:30308kB min:30404kB low:38004kB high:45604kB active_anon:9828kB inactive_anon:124kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2240kB pagetables:588kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 88.007500] lowmem_reserve[]: 0 0 0 0 [ 88.007879] Node 0 DMA: 5*4kB (UM) 2*8kB (UM) 0*16kB 1*32kB (M) 2*64kB (UE) 1*128kB (M) 1*256kB (M) 1*512kB (M) 3*1024kB (UME) 0*2048kB 0*4096kB = 4164kB [ 88.014140] Node 0 DMA32: 155*4kB (UM) 207*8kB (UM) 156*16kB (MH) 89*32kB (M) 45*64kB (MH) 10*128kB (ME) 8*256kB (M) 2*512kB (M) 3*1024kB (MEH) 3*2048kB (UME) 3*4096kB (M) = 36356kB [ 88.015909] Node 1 DMA32: 293*4kB (UME) 423*8kB (UM) 588*16kB (UM) 252*32kB (UM) 92*64kB (UM) 7*128kB (M) 6*256kB (M) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30348kB [ 88.017500] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 88.018345] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 88.019185] 185 total pagecache pages [ 88.019556] 0 pages in swap cache [ 88.019897] Swap cache stats: add 0, delete 0, find 0/0 [ 88.020448] Free swap = 0kB [ 88.020750] Total swap = 0kB [ 88.021074] 524186 pages RAM [ 88.021370] 0 pages HighMem/MovableOnly [ 88.021759] 103968 pages reserved [ 88.022126] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 88.023062] [ 1523] 0 1523 7110 1887 19 3 0 -1000 udevd [ 88.037249] [ 2849] 0 2849 5381 175 15 3 0 -1000 udevd [ 88.037965] [ 2860] 0 2860 2493 573 9 3 0 0 dhclient [ 88.038689] [ 2988] 0 2988 14232 109 24 3 0 0 rsyslogd [ 88.039471] [ 3027] 0 3027 4725 50 15 3 0 0 cron [ 88.040143] [ 3051] 0 3051 12490 153 29 3 0 -1000 sshd [ 88.040815] [ 3076] 0 3076 3694 41 13 3 0 0 getty [ 88.041558] [ 3077] 0 3077 3694 40 13 3 0 0 getty [ 88.042311] [ 3078] 0 3078 3694 40 13 3 0 0 getty [ 88.043124] [ 3079] 0 3079 3694 40 13 3 0 0 getty [ 88.043532] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 88.043552] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 88.043620] CPU: 3 PID: 3107 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 88.043625] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 88.043628] Call Trace: [ 88.043638] dump_stack+0x194/0x257 [ 88.043650] ? arch_local_irq_restore+0x53/0x53 [ 88.043661] ? isolate_lru_page+0x11d0/0x11d0 [ 88.043677] warn_alloc+0x1c2/0x2f0 [ 88.043687] ? zone_watermark_ok_safe+0x430/0x430 [ 88.043707] ? rcu_note_context_switch+0x710/0x710 [ 88.043729] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 88.043795] ? warn_alloc+0x2f0/0x2f0 [ 88.043804] ? SyS_ioctl+0x8f/0xc0 [ 88.043818] ? warn_alloc+0x2f0/0x2f0 [ 88.043829] ? save_stack_trace+0x16/0x20 [ 88.043850] ? check_noncircular+0x20/0x20 [ 88.043868] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 88.043892] ? find_held_lock+0x39/0x1d0 [ 88.043913] ? lock_downgrade+0x990/0x990 [ 88.043947] ? check_same_owner+0x320/0x320 [ 88.043958] ? rcu_note_context_switch+0x710/0x710 [ 88.043965] ? check_noncircular+0x20/0x20 [ 88.043972] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 88.043983] ? __might_sleep+0x95/0x190 [ 88.043996] __alloc_pages_nodemask+0x9f7/0xd80 [ 88.044013] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 88.044020] ? __alloc_pages_nodemask+0xae5/0xd80 [ 88.044029] ? find_held_lock+0x39/0x1d0 [ 88.044040] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 88.044074] ? cache_grow_begin+0x31b/0x400 [ 88.044090] cache_grow_begin+0x86/0x400 [ 88.044104] fallback_alloc+0x150/0x2b0 [ 88.044122] ____cache_alloc_node+0x1cf/0x1e0 [ 88.044137] kmem_cache_alloc_trace+0x27d/0x750 [ 88.044144] ? lock_downgrade+0x990/0x990 [ 88.044164] kvm_dev_ioctl+0x216/0x1840 [ 88.044177] ? lock_release+0xd70/0xd70 [ 88.044187] ? install_new_memslots+0x420/0x420 [ 88.044213] ? avc_has_extended_perms+0x7fa/0x12c0 [ 88.044220] ? unwind_get_return_address+0x61/0xa0 [ 88.044239] ? avc_ss_reset+0x110/0x110 [ 88.044249] ? putname+0xee/0x130 [ 88.044257] ? save_stack+0xa3/0xd0 [ 88.044266] ? save_stack_trace+0x16/0x20 [ 88.044272] ? save_stack+0x43/0xd0 [ 88.044277] ? kasan_slab_free+0x71/0xc0 [ 88.044283] ? kmem_cache_free+0x77/0x280 [ 88.044288] ? putname+0xee/0x130 [ 88.044294] ? do_sys_open+0x31b/0x6d0 [ 88.044307] ? __lock_is_held+0xbc/0x140 [ 88.044335] ? check_same_owner+0x320/0x320 [ 88.044347] ? rcu_note_context_switch+0x710/0x710 [ 88.044364] ? install_new_memslots+0x420/0x420 [ 88.044370] do_vfs_ioctl+0x1b1/0x1530 [ 88.044376] ? _cond_resched+0x14/0x30 [ 88.044390] ? ioctl_preallocate+0x2b0/0x2b0 [ 88.044401] ? selinux_capable+0x40/0x40 [ 88.044411] ? putname+0xf3/0x130 [ 88.044437] ? security_file_ioctl+0x7d/0xb0 [ 88.044443] ? security_file_ioctl+0x89/0xb0 [ 88.044456] SyS_ioctl+0x8f/0xc0 [ 88.044469] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 88.044475] RIP: 0033:0x435369 [ 88.044480] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 88.044488] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 88.044492] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000309 [ 88.044497] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 88.044501] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 88.044505] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 88.044647] Mem-Info: [ 88.044661] active_anon:4117 inactive_anon:44 isolated_anon:0 [ 88.044661] active_file:54 inactive_file:52 isolated_file:32 [ 88.044661] unevictable:0 dirty:0 writeback:0 unstable:0 [ 88.044661] slab_reclaimable:53435 slab_unreclaimable:329105 [ 88.044661] mapped:40 shmem:76 pagetables:310 bounce:0 [ 88.044661] free:17673 free_pcp:147 free_cma:0 [ 88.044672] Node 0 active_anon:6640kB inactive_anon:52kB active_file:156kB inactive_file:144kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:156kB dirty:0kB writeback:0kB shmem:100kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 88.044682] Node 1 active_anon:9828kB inactive_anon:124kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 2048kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 88.044686] Node 0 DMA free:4164kB min:640kB low:800kB high:960kB active_anon:76kB 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 [ 88.044700] lowmem_reserve[]: 0 886 886 886 [ 88.044718] Node 0 DMA32 free:36220kB min:36536kB low:45668kB high:54800kB active_anon:6564kB inactive_anon:52kB active_file:56kB inactive_file:356kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1728kB pagetables:652kB bounce:0kB free_pcp:588kB local_pcp:16kB free_cma:0kB [ 88.044733] lowmem_reserve[]: 0 0 0 0 [ 88.044751] Node 1 DMA32 free:30308kB min:30404kB low:38004kB high:45604kB active_anon:9828kB inactive_anon:124kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2240kB pagetables:588kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 88.044765] lowmem_reserve[]: 0 0 0 0 [ 88.044782] Node 0 DMA: 5*4kB (UM) 2*8kB (UM) 0*16kB 1*32kB (M) 2*64kB (UE) 1*128kB (M) 1*256kB (M) 1*512kB (M) 3*1024kB (UME) 0*2048kB 0*4096kB = 4164kB [ 88.044852] Node 0 DMA32: 155*4kB (UM) 207*8kB (UM) 156*16kB (MH) 89*32kB (M) 45*64kB (MH) 10*128kB (ME) 8*256kB (M) 2*512kB (M) 3*1024kB (MEH) 3*2048kB (UME) 3*4096kB (M) = 36356kB [ 88.044931] Node 1 DMA32: 293*4kB (UME) 423*8kB (UM) 588*16kB (UM) 252*32kB (UM) 92*64kB (UM) 7*128kB (M) 6*256kB (M) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30348kB [ 88.045000] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 88.045023] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 88.045027] 185 total pagecache pages [ 88.045034] 0 pages in swap cache [ 88.045038] Swap cache stats: add 0, delete 0, find 0/0 [ 88.045041] Free swap = 0kB [ 88.045044] Total swap = 0kB [ 88.045048] 524186 pages RAM [ 88.045051] 0 pages HighMem/MovableOnly [ 88.045055] 103968 pages reserved [ 88.232152] [ 3080] 0 3080 3694 39 13 3 0 0 getty [ 88.233617] [ 3081] 0 3081 3694 42 13 3 0 0 getty [ 88.234937] [ 3082] 0 3082 3649 38 13 3 0 0 getty [ 88.245053] [ 3084] 0 3084 5381 176 15 3 0 -1000 udevd [ 88.246647] [ 3104] 0 3104 17820 196 39 3 0 0 sshd [ 88.248275] [ 3106] 0 3106 271 1 4 2 0 0 syzkaller292024 [ 88.250052] [ 3107] 0 3107 4366 17 5 2 0 0 syzkaller292024 [ 88.251854] [ 3108] 0 3108 4366 11 5 2 0 0 syzkaller292024 [ 88.253708] [ 3109] 0 3109 4366 15 5 2 0 0 syzkaller292024 [ 88.255529] [ 3110] 0 3110 4366 21 5 2 0 0 syzkaller292024 [ 88.257374] [ 3111] 0 3111 4366 11 5 2 0 0 syzkaller292024 [ 88.271080] [ 3112] 0 3112 4366 11 5 2 0 0 syzkaller292024 [ 88.281705] [ 3113] 0 3113 4366 11 5 2 0 0 syzkaller292024 [ 88.283147] [ 3114] 0 3114 4366 523 5 2 0 0 syzkaller292024 [ 88.284607] Out of memory: Kill process 2860 (dhclient) score 1 or sacrifice child [ 88.286259] Killed process 2860 (dhclient) total-vm:9972kB, anon-rss:2292kB, file-rss:0kB, shmem-rss:0kB [ 88.304099] oom_reaper: reaped process 2860 (dhclient), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 88.503671] syzkaller292024 invoked oom-killer: gfp_mask=0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null), order=1, oom_score_adj=0 [ 88.505101] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 88.505728] CPU: 3 PID: 3113 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 88.506559] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 88.507362] Call Trace: [ 88.507638] dump_stack+0x194/0x257 [ 88.508014] ? arch_local_irq_restore+0x53/0x53 [ 88.508487] ? check_noncircular+0x20/0x20 [ 88.508940] dump_header+0x234/0xa0e [ 88.509321] ? pagefault_out_of_memory+0x152/0x152 [ 88.509830] ? lock_acquire+0x1d5/0x580 [ 88.510224] ? ___ratelimit+0x152/0x630 [ 88.510635] ? do_raw_spin_trylock+0x190/0x190 [ 88.519881] ? mark_held_locks+0xb2/0x100 [ 88.520745] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 88.522163] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 88.523496] ? trace_hardirqs_on+0xd/0x10 [ 88.526253] ? ___ratelimit+0x95/0x630 [ 88.527042] ? idr_get_free+0xff0/0xff0 [ 88.546845] ? lock_downgrade+0x990/0x990 [ 88.547318] ? cred_has_capability+0x1a0/0x3d0 [ 88.547809] oom_kill_process+0x86d/0x13d0 [ 88.550097] ? lock_release+0xd70/0xd70 [ 88.550540] ? oom_evaluate_task+0x480/0x480 [ 88.552136] ? security_capable_noaudit+0x8b/0xc0 [ 88.552679] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 88.555477] ? check_noncircular+0x20/0x20 [ 88.559092] ? has_capability+0x30/0x30 [ 88.559541] ? has_capability_noaudit+0x24/0x30 [ 88.563537] ? oom_badness+0xdf/0xb80 [ 88.567263] ? find_held_lock+0x39/0x1d0 [ 88.567675] ? lock_downgrade+0x990/0x990 [ 88.568110] ? out_of_memory+0x921/0x11d0 [ 88.568540] ? oom_reaper+0x4d0/0x4d0 [ 88.568906] ? lock_release+0xd70/0xd70 [ 88.571958] ? __alloc_pages_slowpath+0x10f6/0x2ee0 [ 88.572533] ? oom_evaluate_task+0x284/0x480 [ 88.573059] out_of_memory+0x7dd/0x11d0 [ 88.573508] ? oom_killer_disable+0x310/0x310 [ 88.573937] ? mutex_trylock+0x23a/0x2d0 [ 88.576398] ? rcu_pm_notify+0xc0/0xc0 [ 88.576776] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 88.587142] __alloc_pages_slowpath+0x1eae/0x2ee0 [ 88.597251] ? warn_alloc+0x2f0/0x2f0 [ 88.597639] ? kvm_dev_ioctl+0x716/0x1840 [ 88.598041] ? warn_alloc+0x2f0/0x2f0 [ 88.598443] ? save_stack_trace+0x16/0x20 [ 88.598869] ? check_noncircular+0x20/0x20 [ 88.599263] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 88.600535] ? check_noncircular+0x20/0x20 [ 88.601415] ? find_held_lock+0x39/0x1d0 [ 88.602281] ? check_same_owner+0x320/0x320 [ 88.603103] ? bpf_prog_alloc+0x310/0x310 [ 88.603981] ? __might_sleep+0x95/0x190 [ 88.604836] __alloc_pages_nodemask+0x9f7/0xd80 [ 88.605827] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 88.606835] ? __alloc_pages_nodemask+0xae5/0xd80 [ 88.607853] ? find_held_lock+0x39/0x1d0 [ 88.610262] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 88.611390] ? cache_grow_begin+0x31b/0x400 [ 88.617291] cache_grow_begin+0x86/0x400 [ 88.618202] fallback_alloc+0x150/0x2b0 [ 88.619066] ____cache_alloc_node+0x1cf/0x1e0 [ 88.620018] kmem_cache_alloc_trace+0x27d/0x750 [ 88.637249] ? rcu_pm_notify+0xc0/0xc0 [ 88.637800] ? devm_device_remove_groups+0x50/0x50 [ 88.638498] kobject_uevent_env+0x1ea/0xb20 [ 88.639115] ? quarantine_put+0xeb/0x190 [ 88.639721] ? kfree+0xe4/0x250 [ 88.640195] ? kvm_uevent_notify_change.part.38+0x317/0x430 [ 88.641092] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 88.642962] kvm_uevent_notify_change.part.38+0x394/0x430 [ 88.643931] kvm_dev_ioctl+0x716/0x1840 [ 88.644641] ? install_new_memslots+0x420/0x420 [ 88.645436] ? avc_has_extended_perms+0x7fa/0x12c0 [ 88.646182] ? unwind_get_return_address+0x61/0xa0 [ 88.646911] ? avc_ss_reset+0x110/0x110 [ 88.647494] ? putname+0xee/0x130 [ 88.648008] ? save_stack+0xa3/0xd0 [ 88.648564] ? save_stack_trace+0x16/0x20 [ 88.649282] ? save_stack+0x43/0xd0 [ 88.655035] ? kmem_cache_free+0x77/0x280 [ 88.656502] ? putname+0xee/0x130 [ 88.658081] ? do_sys_open+0x31b/0x6d0 [ 88.659086] ? __lock_is_held+0xbc/0x140 [ 88.660119] ? check_same_owner+0x320/0x320 [ 88.661029] ? install_new_memslots+0x420/0x420 [ 88.661917] do_vfs_ioctl+0x1b1/0x1530 [ 88.662685] ? _cond_resched+0x14/0x30 [ 88.664003] ? ioctl_preallocate+0x2b0/0x2b0 [ 88.664834] ? selinux_capable+0x40/0x40 [ 88.665721] ? putname+0xf3/0x130 [ 88.666443] ? security_file_ioctl+0x7d/0xb0 [ 88.677050] ? security_file_ioctl+0x89/0xb0 [ 88.677513] SyS_ioctl+0x8f/0xc0 [ 88.678021] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 88.678503] RIP: 0033:0x435369 [ 88.679961] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 88.682017] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 88.682829] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002bf [ 88.683563] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 88.686209] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 88.687009] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 88.687992] Mem-Info: [ 88.698647] active_anon:3545 inactive_anon:44 isolated_anon:0 [ 88.698647] active_file:8 inactive_file:70 isolated_file:14 [ 88.698647] unevictable:0 dirty:0 writeback:0 unstable:0 [ 88.698647] slab_reclaimable:53516 slab_unreclaimable:329120 [ 88.698647] mapped:27 shmem:76 pagetables:302 bounce:0 [ 88.698647] free:17651 free_pcp:602 free_cma:0 [ 88.704971] Node 0 active_anon:5140kB inactive_anon:52kB active_file:36kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:100kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 88.709616] Node 1 active_anon:9040kB inactive_anon:124kB active_file:92kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 2048kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 88.715727] Node 0 DMA free:4164kB min:640kB low:800kB high:960kB active_anon:76kB 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 [ 88.718693] lowmem_reserve[]: 0 886 886 886 [ 88.719507] Node 0 DMA32 free:37220kB min:36536kB low:45668kB high:54800kB active_anon:5064kB inactive_anon:52kB active_file:36kB inactive_file:48kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1728kB pagetables:644kB bounce:0kB free_pcp:836kB local_pcp:604kB free_cma:0kB [ 88.724233] lowmem_reserve[]: 0 0 0 0 [ 88.724914] Node 1 DMA32 free:30636kB min:30404kB low:38004kB high:45604kB active_anon:9040kB inactive_anon:124kB active_file:108kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2208kB pagetables:564kB bounce:0kB free_pcp:312kB local_pcp:12kB free_cma:0kB [ 88.740403] lowmem_reserve[]: 0 0 0 0 [ 88.740873] Node 0 DMA: 5*4kB (UM) 2*8kB (UM) 0*16kB 1*32kB (M) 2*64kB (UE) 1*128kB (M) 1*256kB (M) 1*512kB (M) 3*1024kB (UME) 0*2048kB 0*4096kB = 4164kB [ 88.742662] Node 0 DMA32: 106*4kB (UM) 202*8kB (ME) 143*16kB (MH) 86*32kB (UM) 49*64kB (MH) 16*128kB (M) 11*256kB (UME) 5*512kB (UME) 3*1024kB (UMH) 2*2048kB (ME) 3*4096kB (M) = 37096kB [ 88.744387] Node 1 DMA32: 215*4kB (UM) 446*8kB (UM) 592*16kB (UM) 259*32kB (UM) 94*64kB (UM) 7*128kB (M) 6*256kB (ME) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30636kB [ 88.747826] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 88.750649] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 88.751586] 274 total pagecache pages [ 88.752082] 0 pages in swap cache [ 88.752562] Swap cache stats: add 0, delete 0, find 0/0 [ 88.753370] Free swap = 0kB [ 88.753817] Total swap = 0kB [ 88.754287] 524186 pages RAM [ 88.754695] 0 pages HighMem/MovableOnly [ 88.755281] 103968 pages reserved [ 88.755774] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 88.756796] [ 1523] 0 1523 7110 1897 19 3 0 -1000 udevd [ 88.757932] [ 2849] 0 2849 5381 175 15 3 0 -1000 udevd [ 88.758967] [ 2988] 0 2988 14232 108 24 3 0 0 rsyslogd [ 88.760325] [ 3027] 0 3027 4725 50 15 3 0 0 cron [ 88.764257] [ 3051] 0 3051 12490 153 29 3 0 -1000 sshd [ 88.765199] [ 3076] 0 3076 3694 41 13 3 0 0 getty [ 88.775749] [ 3077] 0 3077 3694 40 13 3 0 0 getty [ 88.778861] [ 3078] 0 3078 3694 40 13 3 0 0 getty [ 88.787461] [ 3079] 0 3079 3694 40 13 3 0 0 getty [ 88.788421] [ 3080] 0 3080 3694 39 13 3 0 0 getty [ 88.796286] [ 3081] 0 3081 3694 42 13 3 0 0 getty [ 88.799594] [ 3082] 0 3082 3649 38 13 3 0 0 getty [ 88.803392] [ 3084] 0 3084 5381 176 15 3 0 -1000 udevd [ 88.806695] [ 3104] 0 3104 17820 196 39 3 0 0 sshd [ 88.818155] [ 3106] 0 3106 271 1 4 2 0 0 syzkaller292024 [ 88.820721] [ 3107] 0 3107 4366 11 5 2 0 0 syzkaller292024 [ 88.823715] [ 3108] 0 3108 4366 11 5 2 0 0 syzkaller292024 [ 88.831232] [ 3109] 0 3109 4366 11 5 2 0 0 syzkaller292024 [ 88.834543] [ 3110] 0 3110 4366 11 5 2 0 0 syzkaller292024 [ 88.838456] [ 3111] 0 3111 4366 11 5 2 0 0 syzkaller292024 [ 88.848780] [ 3112] 0 3112 4366 11 5 2 0 0 syzkaller292024 [ 88.849884] [ 3113] 0 3113 4366 11 5 2 0 0 syzkaller292024 [ 88.850909] [ 3114] 0 3114 4366 523 5 2 0 0 syzkaller292024 [ 88.852072] Out of memory: Kill process 3114 (syzkaller292024) score 1 or sacrifice child [ 88.859453] Killed process 3114 (syzkaller292024) total-vm:17464kB, anon-rss:2092kB, file-rss:0kB, shmem-rss:0kB [ 88.870124] oom_reaper: reaped process 3114 (syzkaller292024), now anon-rss:0kB, file-rss:0kB, shmem-rss: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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 92.526409] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 92.538262] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 92.539722] CPU: 2 PID: 3108 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 92.543190] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 92.552642] Call Trace: [ 92.553254] dump_stack+0x194/0x257 [ 92.554082] ? arch_local_irq_restore+0x53/0x53 [ 92.555095] ? isolate_lru_page+0x11d0/0x11d0 [ 92.556111] warn_alloc+0x1c2/0x2f0 [ 92.557061] ? zone_watermark_ok_safe+0x430/0x430 [ 92.558167] ? rcu_note_context_switch+0x710/0x710 [ 92.559252] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 92.560370] ? warn_alloc+0x2f0/0x2f0 [ 92.561250] ? SyS_ioctl+0x8f/0xc0 [ 92.562075] ? warn_alloc+0x2f0/0x2f0 [ 92.563521] ? save_stack_trace+0x16/0x20 [ 92.565153] ? check_noncircular+0x20/0x20 [ 92.571462] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 92.572620] ? find_held_lock+0x39/0x1d0 [ 92.573565] ? lock_downgrade+0x990/0x990 [ 92.574505] ? check_same_owner+0x320/0x320 [ 92.575458] ? rcu_note_context_switch+0x710/0x710 [ 92.576515] ? check_noncircular+0x20/0x20 [ 92.577462] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 92.578912] ? __might_sleep+0x95/0x190 [ 92.587967] __alloc_pages_nodemask+0x9f7/0xd80 [ 92.588983] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 92.590217] ? __alloc_pages_nodemask+0xae5/0xd80 [ 92.591304] ? find_held_lock+0x39/0x1d0 [ 92.592211] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 92.597570] ? cache_grow_begin+0x31b/0x400 [ 92.599371] cache_grow_begin+0x86/0x400 [ 92.601000] fallback_alloc+0x150/0x2b0 [ 92.602572] ____cache_alloc_node+0x1cf/0x1e0 [ 92.604355] kmem_cache_alloc_trace+0x27d/0x750 [ 92.606180] ? lock_downgrade+0x990/0x990 [ 92.607768] kvm_dev_ioctl+0x216/0x1840 [ 92.609362] ? lock_release+0xd70/0xd70 [ 92.621740] ? install_new_memslots+0x420/0x420 [ 92.622275] ? avc_has_extended_perms+0x7fa/0x12c0 [ 92.622806] ? unwind_get_return_address+0x61/0xa0 [ 92.623373] ? avc_ss_reset+0x110/0x110 [ 92.623818] ? putname+0xee/0x130 [ 92.624207] ? save_stack+0xa3/0xd0 [ 92.624615] ? save_stack_trace+0x16/0x20 [ 92.625060] ? save_stack+0x43/0xd0 [ 92.625465] ? kasan_slab_free+0x71/0xc0 [ 92.634893] ? kmem_cache_free+0x77/0x280 [ 92.635352] ? putname+0xee/0x130 [ 92.635727] ? do_sys_open+0x31b/0x6d0 [ 92.636161] ? __lock_is_held+0xbc/0x140 [ 92.636632] ? check_same_owner+0x320/0x320 [ 92.637112] ? rcu_note_context_switch+0x710/0x710 [ 92.637674] ? install_new_memslots+0x420/0x420 [ 92.638185] do_vfs_ioctl+0x1b1/0x1530 [ 92.638614] ? _cond_resched+0x14/0x30 [ 92.639060] ? ioctl_preallocate+0x2b0/0x2b0 [ 92.639574] ? selinux_capable+0x40/0x40 [ 92.640037] ? putname+0xf3/0x130 [ 92.640455] ? security_file_ioctl+0x7d/0xb0 [ 92.640971] ? security_file_ioctl+0x89/0xb0 [ 92.641488] SyS_ioctl+0x8f/0xc0 [ 92.641869] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 92.642429] RIP: 0033:0x435369 [ 92.642805] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 92.643664] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 92.644444] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002eb [ 92.654362] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 92.655201] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 92.655993] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 92.658774] Mem-Info: [ 92.659368] active_anon:3265 inactive_anon:42 isolated_anon:0 [ 92.659368] active_file:75 inactive_file:140 isolated_file:32 [ 92.659368] unevictable:0 dirty:0 writeback:0 unstable:0 [ 92.659368] slab_reclaimable:54803 slab_unreclaimable:325641 [ 92.659368] mapped:68 shmem:80 pagetables:298 bounce:0 [ 92.659368] free:20380 free_pcp:411 free_cma:0 [ 92.701276] Node 0 active_anon:5668kB inactive_anon:48kB active_file:124kB inactive_file:100kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:104kB dirty:0kB writeback:0kB shmem:108kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 92.704123] Node 1 active_anon:7392kB inactive_anon:120kB active_file:244kB inactive_file:184kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:268kB dirty:0kB writeback:0kB shmem:212kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 92.707035] Node 0 DMA free:4204kB min:640kB low:800kB high:960kB active_anon:80kB 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 [ 92.709877] lowmem_reserve[]: 0 886 886 886 [ 92.710417] Node 0 DMA32 free:37880kB min:36536kB low:45668kB high:54800kB active_anon:5588kB inactive_anon:48kB active_file:64kB inactive_file:452kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1728kB pagetables:632kB bounce:0kB free_pcp:1128kB local_pcp:0kB free_cma:0kB [ 92.725986] lowmem_reserve[]: 0 0 0 0 [ 92.726437] Node 1 DMA32 free:37340kB min:30404kB low:38004kB high:45604kB active_anon:7392kB inactive_anon:120kB active_file:148kB inactive_file:292kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2208kB pagetables:560kB bounce:0kB free_pcp:688kB local_pcp:240kB free_cma:0kB [ 92.729710] lowmem_reserve[]: 0 0 0 0 [ 92.730212] Node 0 DMA: 5*4kB (UM) 14*8kB (UME) 20*16kB (UE) 11*32kB (UME) 7*64kB (UE) 3*128kB (UME) 2*256kB (ME) 2*512kB (ME) 1*1024kB (M) 0*2048kB 0*4096kB = 4196kB [ 92.732129] Node 0 DMA32: 460*4kB (UME) 688*8kB (UME) 436*16kB (UMEH) 336*32kB (UME) 128*64kB (UMH) 15*128kB (M) 6*256kB (M) 1*512kB (U) 1*1024kB (H) 0*2048kB 0*4096kB = 38256kB [ 92.734071] Node 1 DMA32: 107*4kB (UE) 554*8kB (UME) 748*16kB (UME) 339*32kB (UME) 151*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 37340kB [ 92.762834] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 92.763778] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 92.765577] 340 total pagecache pages [ 92.768265] 0 pages in swap cache [ 92.768679] Swap cache stats: add 0, delete 0, find 0/0 [ 92.769363] Free swap = 0kB [ 92.769703] Total swap = 0kB [ 92.770127] 524186 pages RAM [ 92.770472] 0 pages HighMem/MovableOnly [ 92.770919] 103968 pages reserved [ 93.355292] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 93.379793] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 93.380868] CPU: 3 PID: 3112 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 93.382511] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 93.384104] Call Trace: [ 93.384661] dump_stack+0x194/0x257 [ 93.385408] ? arch_local_irq_restore+0x53/0x53 [ 93.405293] ? flush_work+0x621/0x930 [ 93.405987] warn_alloc+0x1c2/0x2f0 [ 93.406540] ? zone_watermark_ok_safe+0x430/0x430 [ 93.407266] ? mutex_unlock+0xd/0x10 [ 93.407714] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 93.408422] ? warn_alloc+0x2f0/0x2f0 [ 93.408866] ? SyS_ioctl+0x8f/0xc0 [ 93.409328] ? warn_alloc+0x2f0/0x2f0 [ 93.409754] ? save_stack_trace+0x16/0x20 [ 93.410285] ? check_noncircular+0x20/0x20 [ 93.410762] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 93.411413] ? find_held_lock+0x39/0x1d0 [ 93.411878] ? lock_downgrade+0x990/0x990 [ 93.421329] ? check_same_owner+0x320/0x320 [ 93.422083] ? rcu_note_context_switch+0x710/0x710 [ 93.423096] ? check_noncircular+0x20/0x20 [ 93.424038] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 93.425514] ? __might_sleep+0x95/0x190 [ 93.426361] __alloc_pages_nodemask+0x9f7/0xd80 [ 93.427993] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 93.435882] ? __alloc_pages_nodemask+0xae5/0xd80 [ 93.436883] ? find_held_lock+0x39/0x1d0 [ 93.437675] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 93.438730] ? cache_grow_begin+0x31b/0x400 [ 93.439600] cache_grow_begin+0x86/0x400 [ 93.440476] fallback_alloc+0x150/0x2b0 [ 93.441383] ____cache_alloc_node+0x1cf/0x1e0 [ 93.442543] kmem_cache_alloc_trace+0x27d/0x750 [ 93.443344] ? lock_downgrade+0x990/0x990 [ 93.444265] kvm_dev_ioctl+0x216/0x1840 [ 93.445066] ? lock_release+0xd70/0xd70 [ 93.446227] ? install_new_memslots+0x420/0x420 [ 93.449104] ? avc_has_extended_perms+0x7fa/0x12c0 [ 93.450146] ? unwind_get_return_address+0x61/0xa0 [ 93.451211] ? avc_ss_reset+0x110/0x110 [ 93.452244] ? putname+0xee/0x130 [ 93.452982] ? save_stack+0xa3/0xd0 [ 93.453748] ? save_stack_trace+0x16/0x20 [ 93.454613] ? save_stack+0x43/0xd0 [ 93.455354] ? kasan_slab_free+0x71/0xc0 [ 93.456185] ? kmem_cache_free+0x77/0x280 [ 93.457038] ? putname+0xee/0x130 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 93.457768] ? do_sys_open+0x31b/0x6d0 [ 93.462123] ? __lock_is_held+0xbc/0x140 [ 93.463334] ? check_same_owner+0x320/0x320 [ 93.464213] ? rcu_note_context_switch+0x710/0x710 [ 93.465282] ? install_new_memslots+0x420/0x420 [ 93.466243] do_vfs_ioctl+0x1b1/0x1530 [ 93.467439] ? _cond_resched+0x14/0x30 [ 93.468348] ? ioctl_preallocate+0x2b0/0x2b0 [ 93.469291] ? selinux_capable+0x40/0x40 [ 93.470205] ? putname+0xf3/0x130 [ 93.470946] ? security_file_ioctl+0x7d/0xb0 [ 93.471894] ? security_file_ioctl+0x89/0xb0 [ 93.480625] SyS_ioctl+0x8f/0xc0 [ 93.481423] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 93.483197] RIP: 0033:0x435369 [ 93.486297] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 93.487821] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 93.497586] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000371 [ 93.499041] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 93.500555] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 93.502104] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 93.601548] syzkaller292024 (3114) used greatest stack depth: 13216 bytes left executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 96.629047] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 96.630486] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 96.631165] CPU: 1 PID: 3107 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 96.632163] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 96.635191] Call Trace: [ 96.635495] dump_stack+0x194/0x257 [ 96.641801] ? arch_local_irq_restore+0x53/0x53 [ 96.643504] ? flush_work+0x621/0x930 [ 96.643950] warn_alloc+0x1c2/0x2f0 [ 96.644364] ? zone_watermark_ok_safe+0x430/0x430 [ 96.644919] ? mutex_unlock+0xd/0x10 [ 96.645366] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 96.646389] ? warn_alloc+0x2f0/0x2f0 [ 96.647152] ? SyS_ioctl+0x8f/0xc0 [ 96.647887] ? warn_alloc+0x2f0/0x2f0 [ 96.648667] ? save_stack_trace+0x16/0x20 [ 96.649524] ? check_noncircular+0x20/0x20 [ 96.650397] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 96.651395] ? find_held_lock+0x39/0x1d0 [ 96.654214] ? lock_downgrade+0x990/0x990 [ 96.657868] ? check_same_owner+0x320/0x320 [ 96.659730] ? rcu_note_context_switch+0x710/0x710 [ 96.660847] ? check_noncircular+0x20/0x20 [ 96.666066] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 96.667299] ? __might_sleep+0x95/0x190 [ 96.668064] __alloc_pages_nodemask+0x9f7/0xd80 [ 96.668962] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 96.669936] ? __alloc_pages_nodemask+0xae5/0xd80 [ 96.670701] ? find_held_lock+0x39/0x1d0 [ 96.671404] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 96.675506] ? cache_grow_begin+0x31b/0x400 [ 96.675971] cache_grow_begin+0x86/0x400 [ 96.676402] fallback_alloc+0x150/0x2b0 [ 96.676835] ____cache_alloc_node+0x1cf/0x1e0 [ 96.677313] kmem_cache_alloc_trace+0x27d/0x750 [ 96.677801] ? lock_downgrade+0x990/0x990 [ 96.678251] kvm_dev_ioctl+0x216/0x1840 [ 96.678674] ? lock_release+0xd70/0xd70 [ 96.679104] ? install_new_memslots+0x420/0x420 [ 96.679618] ? avc_has_extended_perms+0x7fa/0x12c0 [ 96.680142] ? unwind_get_return_address+0x61/0xa0 [ 96.694088] ? avc_ss_reset+0x110/0x110 [ 96.707404] ? putname+0xee/0x130 [ 96.707773] ? save_stack+0xa3/0xd0 [ 96.708155] ? save_stack_trace+0x16/0x20 [ 96.708591] ? save_stack+0x43/0xd0 [ 96.708960] ? kasan_slab_free+0x71/0xc0 [ 96.709380] ? kmem_cache_free+0x77/0x280 [ 96.709804] ? putname+0xee/0x130 [ 96.710163] ? do_sys_open+0x31b/0x6d0 [ 96.710575] ? __lock_is_held+0xbc/0x140 [ 96.711013] ? check_same_owner+0x320/0x320 [ 96.711464] ? rcu_note_context_switch+0x710/0x710 [ 96.711976] ? install_new_memslots+0x420/0x420 [ 96.724200] do_vfs_ioctl+0x1b1/0x1530 [ 96.724626] ? _cond_resched+0x14/0x30 [ 96.725074] ? ioctl_preallocate+0x2b0/0x2b0 [ 96.725553] ? selinux_capable+0x40/0x40 [ 96.725997] ? putname+0xf3/0x130 [ 96.726389] ? security_file_ioctl+0x7d/0xb0 [ 96.726869] ? security_file_ioctl+0x89/0xb0 [ 96.732540] SyS_ioctl+0x8f/0xc0 [ 96.732922] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 96.733428] RIP: 0033:0x435369 [ 96.733824] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000213 ORIG_RAX: 0000000000000010 [ 96.734899] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 96.735661] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000380 [ 96.736425] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 96.737206] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000000000000 [ 96.737967] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 96.738860] warn_alloc_show_mem: 1 callbacks suppressed [ 96.752462] Mem-Info: [ 96.752771] active_anon:3454 inactive_anon:42 isolated_anon:0 [ 96.752771] active_file:85 inactive_file:440 isolated_file:72 [ 96.752771] unevictable:0 dirty:0 writeback:0 unstable:0 [ 96.752771] slab_reclaimable:55294 slab_unreclaimable:326988 [ 96.752771] mapped:310 shmem:83 pagetables:298 bounce:0 [ 96.752771] free:18021 free_pcp:220 free_cma:0 [ 96.756280] Node 0 active_anon:6300kB inactive_anon:48kB active_file:288kB inactive_file:1736kB unevictable:0kB isolated(anon):0kB isolated(file):192kB mapped:1176kB dirty:0kB writeback:0kB shmem:124kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 96.759201] Node 1 active_anon:7516kB inactive_anon:120kB active_file:52kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):96kB mapped:64kB dirty:0kB writeback:0kB shmem:208kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 96.761959] Node 0 DMA free:4228kB min:640kB low:800kB high:960kB active_anon:80kB 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 [ 96.782483] lowmem_reserve[]: 0 886 886 886 executing program executing program executing program [ 96.828457] Node 0 DMA32 free:36968kB min:36536kB low:45668kB high:54800kB active_anon:6220kB inactive_anon:48kB active_file:288kB inactive_file:1740kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1696kB pagetables:636kB bounce:0kB free_pcp:816kB local_pcp:148kB free_cma:0kB [ 96.833768] lowmem_reserve[]: 0 0 0 0 [ 96.834641] Node 1 DMA32 free:30268kB min:30404kB low:38004kB high:45604kB active_anon:7516kB inactive_anon:120kB active_file:52kB inactive_file:24kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2208kB pagetables:556kB bounce:0kB free_pcp:312kB local_pcp:40kB free_cma:0kB [ 96.868278] lowmem_reserve[]: 0 0 0 0 [ 96.880811] Node 0 DMA: 5*4kB (UM) 9*8kB (UME) 24*16kB (UE) 11*32kB (UME) 7*64kB (UE) 3*128kB (UME) 2*256kB (ME) 2*512kB (ME) 1*1024kB (M) 0*2048kB 0*4096kB = 4220kB [ 96.920455] Node 0 DMA32: 541*4kB (UME) 265*8kB (UE) 715*16kB (UEH) 372*32kB (UE) 128*64kB (UMH) 0*128kB 0*256kB 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 36844kB [ 96.929687] Node 1 DMA32: 109*4kB (UME) 79*8kB (ME) 645*16kB (UME) 302*32kB (UME) 142*64kB (UME) 1*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30268kB [ 96.932509] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 96.934397] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 96.935718] 707 total pagecache pages [ 96.936136] 0 pages in swap cache [ 96.936503] Swap cache stats: add 0, delete 0, find 0/0 [ 96.937093] Free swap = 0kB [ 96.937421] Total swap = 0kB [ 96.957740] 524186 pages RAM [ 96.958080] 0 pages HighMem/MovableOnly [ 96.958491] 103968 pages reserved executing program [ 97.570175] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 97.573042] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 97.574220] CPU: 3 PID: 3110 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 97.576031] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 97.577831] Call Trace: [ 97.578463] dump_stack+0x194/0x257 [ 97.579235] ? arch_local_irq_restore+0x53/0x53 [ 97.580264] ? flush_work+0x621/0x930 [ 97.583312] warn_alloc+0x1c2/0x2f0 [ 97.584225] ? zone_watermark_ok_safe+0x430/0x430 [ 97.591836] ? mutex_unlock+0xd/0x10 [ 97.592922] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 97.596425] ? warn_alloc+0x2f0/0x2f0 [ 97.609375] ? SyS_ioctl+0x8f/0xc0 [ 97.610184] ? warn_alloc+0x2f0/0x2f0 [ 97.610562] ? save_stack_trace+0x16/0x20 [ 97.610965] ? check_noncircular+0x20/0x20 [ 97.612533] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 97.614214] ? find_held_lock+0x39/0x1d0 [ 97.614666] ? lock_downgrade+0x990/0x990 [ 97.615540] ? check_same_owner+0x320/0x320 [ 97.615960] ? rcu_note_context_switch+0x710/0x710 [ 97.627551] ? check_noncircular+0x20/0x20 [ 97.628011] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 97.628660] ? __might_sleep+0x95/0x190 [ 97.629040] __alloc_pages_nodemask+0x9f7/0xd80 [ 97.629480] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 97.629941] ? __alloc_pages_nodemask+0xae5/0xd80 [ 97.630396] ? find_held_lock+0x39/0x1d0 [ 97.630772] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 97.637717] ? cache_grow_begin+0x31b/0x400 [ 97.638138] cache_grow_begin+0x86/0x400 [ 97.638538] fallback_alloc+0x150/0x2b0 [ 97.638922] ____cache_alloc_node+0x1cf/0x1e0 [ 97.639346] kmem_cache_alloc_trace+0x27d/0x750 [ 97.639778] ? lock_downgrade+0x990/0x990 [ 97.640186] kvm_dev_ioctl+0x216/0x1840 [ 97.640578] ? lock_release+0xd70/0xd70 [ 97.641006] ? install_new_memslots+0x420/0x420 [ 97.641510] ? avc_has_extended_perms+0x7fa/0x12c0 [ 97.642038] ? unwind_get_return_address+0x61/0xa0 [ 97.642559] ? avc_ss_reset+0x110/0x110 [ 97.642994] ? putname+0xee/0x130 [ 97.643383] ? save_stack+0xa3/0xd0 [ 97.643779] ? save_stack_trace+0x16/0x20 [ 97.656258] ? save_stack+0x43/0xd0 [ 97.656684] ? kasan_slab_free+0x71/0xc0 [ 97.657155] ? kmem_cache_free+0x77/0x280 [ 97.657617] ? putname+0xee/0x130 [ 97.657978] ? do_sys_open+0x31b/0x6d0 [ 97.658352] ? __lock_is_held+0xbc/0x140 [ 97.658748] ? check_same_owner+0x320/0x320 [ 97.659160] ? rcu_note_context_switch+0x710/0x710 [ 97.659664] ? install_new_memslots+0x420/0x420 [ 97.660120] do_vfs_ioctl+0x1b1/0x1530 [ 97.660498] ? _cond_resched+0x14/0x30 [ 97.660933] ? ioctl_preallocate+0x2b0/0x2b0 [ 97.661425] ? selinux_capable+0x40/0x40 [ 97.661877] ? putname+0xf3/0x130 [ 97.662284] ? security_file_ioctl+0x7d/0xb0 [ 97.662776] ? security_file_ioctl+0x89/0xb0 [ 97.663260] SyS_ioctl+0x8f/0xc0 [ 97.663594] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 97.664036] RIP: 0033:0x435369 [ 97.664337] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 97.688559] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 97.689345] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000003c7 [ 97.690070] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 97.690744] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 97.691401] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 executing program [ 98.103471] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 98.106465] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 98.107837] CPU: 2 PID: 3111 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 98.109716] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 98.111417] Call Trace: [ 98.112934] dump_stack+0x194/0x257 [ 98.115083] ? arch_local_irq_restore+0x53/0x53 [ 98.117932] ? isolate_lru_page+0x11d0/0x11d0 [ 98.118975] ? _find_next_bit+0xee/0x120 [ 98.120778] warn_alloc+0x1c2/0x2f0 [ 98.122339] ? zone_watermark_ok_safe+0x430/0x430 [ 98.123467] ? mutex_unlock+0xd/0x10 [ 98.125399] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 98.126797] ? warn_alloc+0x2f0/0x2f0 [ 98.127630] ? SyS_ioctl+0x8f/0xc0 [ 98.128332] ? warn_alloc+0x2f0/0x2f0 [ 98.129122] ? save_stack_trace+0x16/0x20 [ 98.129993] ? check_noncircular+0x20/0x20 [ 98.130992] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 98.132220] ? find_held_lock+0x39/0x1d0 [ 98.140627] ? lock_downgrade+0x990/0x990 [ 98.146982] ? check_same_owner+0x320/0x320 [ 98.147466] ? rcu_note_context_switch+0x710/0x710 [ 98.148005] ? check_noncircular+0x20/0x20 [ 98.148487] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 98.149254] ? __might_sleep+0x95/0x190 [ 98.149724] __alloc_pages_nodemask+0x9f7/0xd80 [ 98.150205] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 98.150672] ? __alloc_pages_nodemask+0xae5/0xd80 [ 98.151130] ? find_held_lock+0x39/0x1d0 [ 98.151521] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 98.152043] ? cache_grow_begin+0x31b/0x400 [ 98.152555] cache_grow_begin+0x86/0x400 [ 98.169270] fallback_alloc+0x150/0x2b0 [ 98.169732] ____cache_alloc_node+0x1cf/0x1e0 [ 98.170241] kmem_cache_alloc_trace+0x27d/0x750 [ 98.170757] ? lock_downgrade+0x990/0x990 [ 98.173500] kvm_dev_ioctl+0x216/0x1840 [ 98.173969] ? lock_release+0xd70/0xd70 [ 98.174415] ? install_new_memslots+0x420/0x420 [ 98.174935] ? avc_has_extended_perms+0x7fa/0x12c0 [ 98.175479] ? unwind_get_return_address+0x61/0xa0 [ 98.175933] ? avc_ss_reset+0x110/0x110 [ 98.176301] ? putname+0xee/0x130 [ 98.176688] ? save_stack+0xa3/0xd0 [ 98.181646] ? save_stack_trace+0x16/0x20 [ 98.182130] ? save_stack+0x43/0xd0 [ 98.182539] ? kasan_slab_free+0x71/0xc0 [ 98.183438] ? kmem_cache_free+0x77/0x280 [ 98.184293] ? putname+0xee/0x130 [ 98.184986] ? do_sys_open+0x31b/0x6d0 [ 98.185952] ? __lock_is_held+0xbc/0x140 [ 98.186913] ? check_same_owner+0x320/0x320 [ 98.189365] ? rcu_note_context_switch+0x710/0x710 [ 98.193404] ? install_new_memslots+0x420/0x420 [ 98.197742] do_vfs_ioctl+0x1b1/0x1530 [ 98.198571] ? _cond_resched+0x14/0x30 [ 98.203181] ? ioctl_preallocate+0x2b0/0x2b0 [ 98.203912] ? selinux_capable+0x40/0x40 [ 98.204842] ? putname+0xf3/0x130 [ 98.205930] ? security_file_ioctl+0x7d/0xb0 [ 98.206698] ? security_file_ioctl+0x89/0xb0 [ 98.207459] SyS_ioctl+0x8f/0xc0 [ 98.213498] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 98.214329] RIP: 0033:0x435369 [ 98.214828] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 98.216004] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 98.217405] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000387 [ 98.218749] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 98.220075] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 98.221960] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 98.223295] warn_alloc_show_mem: 1 callbacks suppressed [ 98.233511] Mem-Info: [ 98.235382] active_anon:3453 inactive_anon:43 isolated_anon:0 [ 98.235382] active_file:50 inactive_file:75 isolated_file:56 [ 98.235382] unevictable:0 dirty:0 writeback:9 unstable:0 [ 98.235382] slab_reclaimable:55262 slab_unreclaimable:326863 [ 98.235382] mapped:47 shmem:83 pagetables:298 bounce:0 [ 98.235382] free:18498 free_pcp:181 free_cma:0 [ 98.244296] Node 0 active_anon:6300kB inactive_anon:52kB active_file:148kB inactive_file:252kB unevictable:0kB isolated(anon):0kB isolated(file):224kB mapped:184kB dirty:0kB writeback:36kB shmem:124kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 98.249555] Node 1 active_anon:7508kB inactive_anon:120kB active_file:52kB inactive_file:176kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:208kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 98.272886] Node 0 DMA free:4164kB min:640kB low:800kB high:960kB active_anon:80kB 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 [ 98.275230] lowmem_reserve[]: 0 886 886 886 [ 98.275661] Node 0 DMA32 free:38796kB min:36536kB low:45668kB high:54800kB active_anon:6220kB inactive_anon:52kB active_file:148kB inactive_file:264kB unevictable:0kB writepending:36kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1696kB pagetables:640kB bounce:0kB free_pcp:724kB local_pcp:0kB free_cma:0kB [ 98.280122] lowmem_reserve[]: 0 0 0 0 [ 98.280974] Node 1 DMA32 free:30644kB min:30404kB low:38004kB high:45604kB active_anon:7512kB inactive_anon:120kB active_file:92kB inactive_file:252kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2208kB pagetables:552kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 98.289036] lowmem_reserve[]: 0 0 0 0 [ 98.289915] Node 0 DMA: 5*4kB (UM) 2*8kB (ME) 24*16kB (UE) 11*32kB (UME) 7*64kB (UE) 3*128kB (UME) 2*256kB (ME) 2*512kB (ME) 1*1024kB (M) 0*2048kB 0*4096kB = 4164kB [ 98.294544] Node 0 DMA32: 701*4kB (UME) 308*8kB (UME) 743*16kB (UMEH) 384*32kB (UME) 130*64kB (UMH) 0*128kB 0*256kB 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 38788kB [ 98.301196] Node 1 DMA32: 138*4kB (UME) 110*8kB (UME) 646*16kB (UME) 302*32kB (UME) 142*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30520kB [ 98.321937] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 98.326999] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 98.327866] 614 total pagecache pages [ 98.328235] 0 pages in swap cache [ 98.328545] Swap cache stats: add 0, delete 0, find 0/0 [ 98.330864] Free swap = 0kB [ 98.331562] Total swap = 0kB [ 98.332170] 524186 pages RAM [ 98.332847] 0 pages HighMem/MovableOnly [ 98.335238] 103968 pages reserved executing program executing program [ 98.828592] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 98.829917] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 98.830534] CPU: 2 PID: 3107 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 98.831457] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 98.832347] Call Trace: [ 98.832641] dump_stack+0x194/0x257 [ 98.833043] ? arch_local_irq_restore+0x53/0x53 [ 98.833566] ? isolate_lru_page+0x11d0/0x11d0 [ 98.834583] warn_alloc+0x1c2/0x2f0 [ 98.834962] ? zone_watermark_ok_safe+0x430/0x430 [ 98.836558] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 98.837644] ? warn_alloc+0x2f0/0x2f0 [ 98.839168] ? SyS_ioctl+0x8f/0xc0 [ 98.839548] ? warn_alloc+0x2f0/0x2f0 [ 98.839944] ? save_stack_trace+0x16/0x20 [ 98.841544] ? check_noncircular+0x20/0x20 [ 98.843118] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 98.845111] ? find_held_lock+0x39/0x1d0 [ 98.845578] ? lock_downgrade+0x990/0x990 [ 98.856680] ? check_same_owner+0x320/0x320 [ 98.857073] ? rcu_note_context_switch+0x710/0x710 [ 98.857541] ? check_noncircular+0x20/0x20 [ 98.857978] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 98.858689] ? __might_sleep+0x95/0x190 [ 98.859063] __alloc_pages_nodemask+0x9f7/0xd80 [ 98.859492] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 98.860021] ? __alloc_pages_nodemask+0xae5/0xd80 [ 98.867625] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 98.867647] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 98.882775] ? find_held_lock+0x39/0x1d0 [ 98.883215] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 98.883784] ? cache_grow_begin+0x31b/0x400 [ 98.884224] cache_grow_begin+0x86/0x400 [ 98.885433] fallback_alloc+0x150/0x2b0 [ 98.897109] ____cache_alloc_node+0x1cf/0x1e0 [ 98.897639] kmem_cache_alloc_trace+0x27d/0x750 [ 98.899496] ? lock_downgrade+0x990/0x990 [ 98.899886] kvm_dev_ioctl+0x216/0x1840 [ 98.916918] ? lock_release+0xd70/0xd70 [ 98.917391] ? install_new_memslots+0x420/0x420 [ 98.917935] ? avc_has_extended_perms+0x7fa/0x12c0 [ 98.918647] ? unwind_get_return_address+0x61/0xa0 [ 98.919216] ? avc_ss_reset+0x110/0x110 [ 98.919685] ? putname+0xee/0x130 [ 98.920088] ? save_stack+0xa3/0xd0 [ 98.920503] ? save_stack_trace+0x16/0x20 [ 98.920995] ? save_stack+0x43/0xd0 [ 98.921414] ? kasan_slab_free+0x71/0xc0 [ 98.921885] ? kmem_cache_free+0x77/0x280 [ 98.922361] ? putname+0xee/0x130 [ 98.922757] ? do_sys_open+0x31b/0x6d0 [ 98.923202] ? __lock_is_held+0xbc/0x140 [ 98.923688] ? check_same_owner+0x320/0x320 [ 98.924150] ? rcu_note_context_switch+0x710/0x710 [ 98.937245] ? install_new_memslots+0x420/0x420 [ 98.937788] do_vfs_ioctl+0x1b1/0x1530 [ 98.938283] ? _cond_resched+0x14/0x30 [ 98.938728] ? ioctl_preallocate+0x2b0/0x2b0 [ 98.942261] ? selinux_capable+0x40/0x40 [ 98.942725] ? putname+0xf3/0x130 [ 98.943133] ? security_file_ioctl+0x7d/0xb0 [ 98.943611] ? security_file_ioctl+0x89/0xb0 [ 98.952159] SyS_ioctl+0x8f/0xc0 [ 98.952507] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 98.953026] RIP: 0033:0x435369 [ 98.953400] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 98.954236] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 98.955209] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000381 [ 98.956017] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 98.956847] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 98.957665] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 98.958756] CPU: 3 PID: 3109 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 98.959748] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 98.960763] Call Trace: [ 98.961137] dump_stack+0x194/0x257 [ 98.961552] ? arch_local_irq_restore+0x53/0x53 [ 98.962586] ? isolate_lru_page+0x11d0/0x11d0 [ 98.963163] warn_alloc+0x1c2/0x2f0 [ 98.963569] ? zone_watermark_ok_safe+0x430/0x430 [ 98.964238] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 98.965189] ? warn_alloc+0x2f0/0x2f0 [ 98.965620] ? SyS_ioctl+0x8f/0xc0 [ 98.966387] ? warn_alloc+0x2f0/0x2f0 [ 98.967175] ? save_stack_trace+0x16/0x20 [ 98.967953] ? check_noncircular+0x20/0x20 [ 98.968436] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 98.969451] ? find_held_lock+0x39/0x1d0 [ 98.969963] ? lock_downgrade+0x990/0x990 [ 98.970751] ? check_same_owner+0x320/0x320 [ 98.971250] ? rcu_note_context_switch+0x710/0x710 [ 98.972251] ? check_noncircular+0x20/0x20 [ 98.972848] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 98.975269] ? __might_sleep+0x95/0x190 [ 98.976097] __alloc_pages_nodemask+0x9f7/0xd80 [ 98.977068] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 98.978068] ? __alloc_pages_nodemask+0xae5/0xd80 [ 98.979020] ? find_held_lock+0x39/0x1d0 [ 98.979687] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 98.980473] ? cache_grow_begin+0x31b/0x400 [ 98.981182] cache_grow_begin+0x86/0x400 [ 98.981837] fallback_alloc+0x150/0x2b0 [ 98.982460] ____cache_alloc_node+0x1cf/0x1e0 [ 98.983165] kmem_cache_alloc_trace+0x27d/0x750 [ 98.983907] ? lock_downgrade+0x990/0x990 [ 98.984600] kvm_dev_ioctl+0x216/0x1840 [ 98.985240] ? lock_release+0xd70/0xd70 [ 98.985891] ? install_new_memslots+0x420/0x420 [ 98.986650] ? avc_has_extended_perms+0x7fa/0x12c0 [ 98.987394] ? unwind_get_return_address+0x61/0xa0 [ 98.988185] ? avc_ss_reset+0x110/0x110 [ 98.989264] ? putname+0xee/0x130 [ 98.989944] ? save_stack+0xa3/0xd0 [ 98.990664] ? save_stack_trace+0x16/0x20 [ 98.991230] ? save_stack+0x43/0xd0 [ 98.991571] ? kasan_slab_free+0x71/0xc0 [ 98.991992] ? kmem_cache_free+0x77/0x280 [ 98.992406] ? putname+0xee/0x130 [ 98.992738] ? do_sys_open+0x31b/0x6d0 [ 98.993105] ? __lock_is_held+0xbc/0x140 [ 98.993520] ? check_same_owner+0x320/0x320 [ 98.993932] ? rcu_note_context_switch+0x710/0x710 [ 98.994899] ? install_new_memslots+0x420/0x420 [ 98.995939] do_vfs_ioctl+0x1b1/0x1530 [ 98.996785] ? _cond_resched+0x14/0x30 [ 98.997587] ? ioctl_preallocate+0x2b0/0x2b0 [ 98.998522] ? selinux_capable+0x40/0x40 [ 98.999378] ? putname+0xf3/0x130 [ 99.000135] ? security_file_ioctl+0x7d/0xb0 [ 99.001046] ? security_file_ioctl+0x89/0xb0 [ 99.001960] SyS_ioctl+0x8f/0xc0 [ 99.002672] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 99.003659] RIP: 0033:0x435369 [ 99.004294] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 99.005727] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 99.006856] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000359 [ 99.008197] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 99.009498] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 99.011861] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 99.013824] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 99.017420] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 99.018121] CPU: 3 PID: 3113 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 99.019082] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 99.020147] Call Trace: [ 99.020609] dump_stack+0x194/0x257 [ 99.020949] ? arch_local_irq_restore+0x53/0x53 [ 99.021368] ? isolate_lru_page+0x11d0/0x11d0 [ 99.021799] warn_alloc+0x1c2/0x2f0 [ 99.022124] ? zone_watermark_ok_safe+0x430/0x430 [ 99.022582] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 99.023070] ? warn_alloc+0x2f0/0x2f0 [ 99.023417] ? SyS_ioctl+0x8f/0xc0 [ 99.023750] ? warn_alloc+0x2f0/0x2f0 [ 99.024096] ? save_stack_trace+0x16/0x20 [ 99.024483] ? check_noncircular+0x20/0x20 [ 99.024886] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 99.025363] ? find_held_lock+0x39/0x1d0 [ 99.025737] ? lock_downgrade+0x990/0x990 [ 99.026126] ? check_same_owner+0x320/0x320 [ 99.026521] ? rcu_note_context_switch+0x710/0x710 [ 99.026950] ? check_noncircular+0x20/0x20 [ 99.027324] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 99.027920] ? __might_sleep+0x95/0x190 [ 99.028270] __alloc_pages_nodemask+0x9f7/0xd80 [ 99.030573] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 99.058482] ? __alloc_pages_nodemask+0xae5/0xd80 [ 99.060457] ? find_held_lock+0x39/0x1d0 [ 99.062254] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 99.065281] ? cache_grow_begin+0x31b/0x400 [ 99.065898] cache_grow_begin+0x86/0x400 [ 99.066484] fallback_alloc+0x150/0x2b0 [ 99.067367] ____cache_alloc_node+0x1cf/0x1e0 [ 99.068464] kmem_cache_alloc_trace+0x27d/0x750 [ 99.069740] ? lock_downgrade+0x990/0x990 [ 99.070697] kvm_dev_ioctl+0x216/0x1840 [ 99.071446] ? lock_release+0xd70/0xd70 [ 99.072136] ? install_new_memslots+0x420/0x420 [ 99.086200] ? avc_has_extended_perms+0x7fa/0x12c0 [ 99.086989] ? unwind_get_return_address+0x61/0xa0 [ 99.087768] ? avc_ss_reset+0x110/0x110 [ 99.088376] ? putname+0xee/0x130 [ 99.090740] ? save_stack+0xa3/0xd0 [ 99.091537] ? save_stack_trace+0x16/0x20 [ 99.092383] ? save_stack+0x43/0xd0 [ 99.094766] ? kasan_slab_free+0x71/0xc0 [ 99.108310] ? kmem_cache_free+0x77/0x280 [ 99.109915] ? putname+0xee/0x130 [ 99.110774] ? do_sys_open+0x31b/0x6d0 [ 99.118992] ? __lock_is_held+0xbc/0x140 [ 99.119935] ? check_same_owner+0x320/0x320 [ 99.120805] ? rcu_note_context_switch+0x710/0x710 [ 99.121825] ? install_new_memslots+0x420/0x420 [ 99.122796] do_vfs_ioctl+0x1b1/0x1530 [ 99.123390] ? _cond_resched+0x14/0x30 [ 99.124001] ? ioctl_preallocate+0x2b0/0x2b0 [ 99.124750] ? selinux_capable+0x40/0x40 [ 99.125660] ? putname+0xf3/0x130 [ 99.126278] ? security_file_ioctl+0x7d/0xb0 [ 99.126964] ? security_file_ioctl+0x89/0xb0 [ 99.127666] SyS_ioctl+0x8f/0xc0 [ 99.128202] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 99.129934] RIP: 0033:0x435369 [ 99.130422] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 99.132272] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 99.136149] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000032f [ 99.137630] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 99.140146] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 99.144822] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 executing program executing program executing program executing program executing program [ 99.996715] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 99.998047] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 99.998620] CPU: 1 PID: 3111 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 99.999521] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 100.000375] Call Trace: [ 100.000670] dump_stack+0x194/0x257 [ 100.001062] ? arch_local_irq_restore+0x53/0x53 [ 100.001556] ? flush_work+0x621/0x930 [ 100.001963] warn_alloc+0x1c2/0x2f0 [ 100.002354] ? zone_watermark_ok_safe+0x430/0x430 [ 100.002909] ? mutex_unlock+0xd/0x10 [ 100.003356] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 100.003954] ? warn_alloc+0x2f0/0x2f0 [ 100.004367] ? SyS_ioctl+0x8f/0xc0 [ 100.004762] ? warn_alloc+0x2f0/0x2f0 [ 100.005111] ? save_stack_trace+0x16/0x20 [ 100.005490] ? alloc_set_pte+0x1162/0x18f0 [ 100.005909] ? check_noncircular+0x20/0x20 [ 100.006324] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 100.006804] ? find_held_lock+0x39/0x1d0 [ 100.007215] ? lock_downgrade+0x990/0x990 [ 100.007687] ? check_same_owner+0x320/0x320 [ 100.008154] ? rcu_note_context_switch+0x710/0x710 [ 100.031153] ? check_noncircular+0x20/0x20 [ 100.031593] ? __might_sleep+0x95/0x190 [ 100.032006] __alloc_pages_nodemask+0x9f7/0xd80 [ 100.032504] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 100.033035] ? __alloc_pages_nodemask+0xae5/0xd80 [ 100.033542] ? find_held_lock+0x39/0x1d0 [ 100.034265] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 100.034812] ? cache_grow_begin+0x31b/0x400 [ 100.035280] cache_grow_begin+0x86/0x400 [ 100.035697] fallback_alloc+0x150/0x2b0 [ 100.036118] ____cache_alloc_node+0x1cf/0x1e0 [ 100.036595] kmem_cache_alloc_trace+0x27d/0x750 [ 100.037083] ? lock_downgrade+0x990/0x990 [ 100.037521] kvm_dev_ioctl+0x216/0x1840 [ 100.037944] ? lock_release+0xd70/0xd70 [ 100.038352] ? install_new_memslots+0x420/0x420 [ 100.038830] ? check_noncircular+0x20/0x20 [ 100.039273] ? __handle_mm_fault+0x587/0x39c0 [ 100.039749] ? avc_has_extended_perms+0x7fa/0x12c0 [ 100.040272] ? avc_ss_reset+0x110/0x110 [ 100.040737] ? lock_downgrade+0x990/0x990 [ 100.041217] ? check_same_owner+0x320/0x320 [ 100.041666] ? __handle_mm_fault+0x39c0/0x39c0 [ 100.042157] ? vmacache_find+0x61/0x270 [ 100.042576] ? rcu_note_context_switch+0x710/0x710 [ 100.043108] ? install_new_memslots+0x420/0x420 [ 100.043582] do_vfs_ioctl+0x1b1/0x1530 [ 100.043994] ? _cond_resched+0x14/0x30 [ 100.044423] ? ioctl_preallocate+0x2b0/0x2b0 [ 100.059275] ? selinux_capable+0x40/0x40 [ 100.059688] ? putname+0xf3/0x130 [ 100.060037] ? security_file_ioctl+0x7d/0xb0 [ 100.060477] ? security_file_ioctl+0x89/0xb0 [ 100.060930] SyS_ioctl+0x8f/0xc0 [ 100.061263] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 100.061734] RIP: 0033:0x435369 [ 100.062055] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 100.062827] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 100.063549] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000388 [ 100.064265] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 100.064990] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 100.065723] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 100.066521] warn_alloc_show_mem: 3 callbacks suppressed [ 100.066994] Mem-Info: [ 100.080879] active_anon:3454 inactive_anon:43 isolated_anon:0 [ 100.080879] active_file:49 inactive_file:99 isolated_file:27 [ 100.080879] unevictable:0 dirty:8 writeback:1 unstable:0 [ 100.080879] slab_reclaimable:55275 slab_unreclaimable:326931 [ 100.080879] mapped:76 shmem:83 pagetables:298 bounce:0 [ 100.080879] free:18330 free_pcp:114 free_cma:0 [ 100.096876] Node 0 active_anon:6308kB inactive_anon:52kB active_file:140kB inactive_file:340kB unevictable:0kB isolated(anon):0kB isolated(file):108kB mapped:300kB dirty:16kB writeback:0kB shmem:124kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 100.102885] Node 1 active_anon:7508kB inactive_anon:120kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:16kB writeback:4kB shmem:208kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 100.108905] Node 0 DMA free:4164kB min:640kB low:800kB high:960kB active_anon:80kB 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 [ 100.118491] lowmem_reserve[]: 0 886 886 886 [ 100.128049] Node 0 DMA32 free:38244kB min:36536kB low:45668kB high:54800kB active_anon:6228kB inactive_anon:52kB active_file:300kB inactive_file:452kB unevictable:0kB writepending:16kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1696kB pagetables:644kB bounce:0kB free_pcp:320kB local_pcp:0kB free_cma:0kB [ 100.145539] lowmem_reserve[]: 0 0 0 0 [ 100.145959] Node 1 DMA32 free:30912kB min:30404kB low:38004kB high:45604kB active_anon:7508kB inactive_anon:120kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:20kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2208kB pagetables:548kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 100.153423] lowmem_reserve[]: 0 0 0 0 [ 100.153880] Node 0 DMA: 5*4kB (UM) 2*8kB (ME) 24*16kB (UE) 11*32kB (UME) 7*64kB (UE) 3*128kB (UME) 2*256kB (ME) 2*512kB (ME) 1*1024kB (M) 0*2048kB 0*4096kB = 4164kB [ 100.155680] Node 0 DMA32: 698*4kB (UE) 322*8kB (UME) 753*16kB (UMEH) 389*32kB (UME) 125*64kB (UMH) 0*128kB 0*256kB 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 38888kB [ 100.170449] Node 1 DMA32: 242*4kB (UM) 108*8kB (UME) 640*16kB (UME) 302*32kB (UME) 142*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30824kB [ 100.172041] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 100.172809] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 100.174182] 283 total pagecache pages [ 100.174586] 0 pages in swap cache [ 100.174968] Swap cache stats: add 0, delete 0, find 0/0 [ 100.176092] Free swap = 0kB [ 100.176462] Total swap = 0kB [ 100.176810] 524186 pages RAM [ 100.177197] 0 pages HighMem/MovableOnly [ 100.177667] 103968 pages reserved executing program executing program [ 100.658241] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 100.659515] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 100.659920] CPU: 2 PID: 3111 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 100.660693] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 100.661275] Call Trace: [ 100.663622] dump_stack+0x194/0x257 [ 100.663993] ? arch_local_irq_restore+0x53/0x53 [ 100.664486] ? flush_work+0x621/0x930 [ 100.664897] warn_alloc+0x1c2/0x2f0 [ 100.665282] ? zone_watermark_ok_safe+0x430/0x430 [ 100.665799] ? mutex_unlock+0xd/0x10 [ 100.666186] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 100.666694] ? warn_alloc+0x2f0/0x2f0 [ 100.667078] ? SyS_ioctl+0x8f/0xc0 [ 100.667426] ? warn_alloc+0x2f0/0x2f0 [ 100.667795] ? save_stack_trace+0x16/0x20 [ 100.668226] ? check_noncircular+0x20/0x20 [ 100.668659] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 100.669180] ? find_held_lock+0x39/0x1d0 [ 100.669606] ? lock_downgrade+0x990/0x990 [ 100.670012] ? check_same_owner+0x320/0x320 [ 100.670430] ? rcu_note_context_switch+0x710/0x710 [ 100.670956] ? check_noncircular+0x20/0x20 [ 100.675790] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 100.677089] ? __might_sleep+0x95/0x190 [ 100.677832] __alloc_pages_nodemask+0x9f7/0xd80 [ 100.678910] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 100.680416] ? __alloc_pages_nodemask+0xae5/0xd80 [ 100.680932] ? find_held_lock+0x39/0x1d0 [ 100.681344] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 100.681874] ? cache_grow_begin+0x31b/0x400 [ 100.682307] cache_grow_begin+0x86/0x400 [ 100.682719] fallback_alloc+0x150/0x2b0 [ 100.683144] ____cache_alloc_node+0x1cf/0x1e0 [ 100.688738] kmem_cache_alloc_trace+0x27d/0x750 [ 100.689521] ? lock_downgrade+0x990/0x990 [ 100.690230] kvm_dev_ioctl+0x216/0x1840 [ 100.690713] ? lock_release+0xd70/0xd70 [ 100.691086] ? install_new_memslots+0x420/0x420 [ 100.691528] ? avc_has_extended_perms+0x7fa/0x12c0 [ 100.691971] ? unwind_get_return_address+0x61/0xa0 [ 100.692438] ? avc_ss_reset+0x110/0x110 [ 100.692855] ? putname+0xee/0x130 [ 100.693349] ? save_stack+0xa3/0xd0 [ 100.693718] ? save_stack_trace+0x16/0x20 [ 100.694224] ? save_stack+0x43/0xd0 [ 100.696162] ? kasan_slab_free+0x71/0xc0 [ 100.696592] ? kmem_cache_free+0x77/0x280 [ 100.697126] ? putname+0xee/0x130 [ 100.697475] ? do_sys_open+0x31b/0x6d0 [ 100.697903] ? __lock_is_held+0xbc/0x140 [ 100.698368] ? check_same_owner+0x320/0x320 [ 100.698806] ? rcu_note_context_switch+0x710/0x710 [ 100.699438] syzkaller292024: [ 100.699446] ? install_new_memslots+0x420/0x420 [ 100.699454] do_vfs_ioctl+0x1b1/0x1530 [ 100.699460] ? _cond_resched+0x14/0x30 [ 100.699486] ? ioctl_preallocate+0x2b0/0x2b0 [ 100.699499] ? selinux_capable+0x40/0x40 [ 100.699509] ? putname+0xf3/0x130 [ 100.699536] ? security_file_ioctl+0x7d/0xb0 [ 100.699542] ? security_file_ioctl+0x89/0xb0 [ 100.699556] SyS_ioctl+0x8f/0xc0 [ 100.699571] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 100.699577] RIP: 0033:0x435369 [ 100.699582] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 100.699591] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 100.699595] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000038b [ 100.699600] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 100.699604] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 100.699609] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 100.712635] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 100.712654] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 100.713035] CPU: 2 PID: 3112 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 100.713040] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 100.713044] Call Trace: [ 100.713055] dump_stack+0x194/0x257 [ 100.713067] ? arch_local_irq_restore+0x53/0x53 [ 100.713078] ? isolate_lru_page+0x11d0/0x11d0 [ 100.713095] warn_alloc+0x1c2/0x2f0 [ 100.713140] ? zone_watermark_ok_safe+0x430/0x430 [ 100.713160] ? rcu_note_context_switch+0x710/0x710 [ 100.713183] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 100.713251] ? warn_alloc+0x2f0/0x2f0 [ 100.713260] ? SyS_ioctl+0x8f/0xc0 [ 100.713274] ? warn_alloc+0x2f0/0x2f0 [ 100.713286] ? save_stack_trace+0x16/0x20 [ 100.713295] ? alloc_set_pte+0x1162/0x18f0 [ 100.713312] ? check_noncircular+0x20/0x20 [ 100.713332] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 100.713357] ? find_held_lock+0x39/0x1d0 [ 100.713379] ? lock_downgrade+0x990/0x990 [ 100.713413] ? check_same_owner+0x320/0x320 [ 100.713425] ? rcu_note_context_switch+0x710/0x710 [ 100.713432] ? check_noncircular+0x20/0x20 [ 100.713444] ? __might_sleep+0x95/0x190 [ 100.713458] __alloc_pages_nodemask+0x9f7/0xd80 [ 100.713486] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 100.713494] ? __alloc_pages_nodemask+0xae5/0xd80 [ 100.713502] ? find_held_lock+0x39/0x1d0 [ 100.713514] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 100.713550] ? cache_grow_begin+0x31b/0x400 [ 100.713567] cache_grow_begin+0x86/0x400 [ 100.713582] fallback_alloc+0x150/0x2b0 [ 100.713601] ____cache_alloc_node+0x1cf/0x1e0 [ 100.713616] kmem_cache_alloc_trace+0x27d/0x750 [ 100.713624] ? lock_downgrade+0x990/0x990 [ 100.713645] kvm_dev_ioctl+0x216/0x1840 [ 100.713660] ? lock_release+0xd70/0xd70 [ 100.713670] ? install_new_memslots+0x420/0x420 [ 100.713678] ? check_noncircular+0x20/0x20 [ 100.713690] ? __handle_mm_fault+0x587/0x39c0 [ 100.713708] ? avc_has_extended_perms+0x7fa/0x12c0 [ 100.713730] ? avc_ss_reset+0x110/0x110 [ 100.713751] ? lock_downgrade+0x990/0x990 [ 100.713793] ? check_same_owner+0x320/0x320 [ 100.713799] ? __handle_mm_fault+0x39c0/0x39c0 [ 100.713805] ? vmacache_find+0x61/0x270 [ 100.713815] ? rcu_note_context_switch+0x710/0x710 [ 100.713833] ? install_new_memslots+0x420/0x420 [ 100.713841] do_vfs_ioctl+0x1b1/0x1530 [ 100.713847] ? _cond_resched+0x14/0x30 [ 100.713862] ? ioctl_preallocate+0x2b0/0x2b0 [ 100.713874] ? selinux_capable+0x40/0x40 [ 100.713884] ? putname+0xf3/0x130 [ 100.713912] ? security_file_ioctl+0x7d/0xb0 [ 100.713918] ? security_file_ioctl+0x89/0xb0 [ 100.713932] SyS_ioctl+0x8f/0xc0 [ 100.713946] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 100.713953] RIP: 0033:0x435369 [ 100.713957] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 100.713966] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 100.713971] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000038a [ 100.713975] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 100.713980] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 100.713984] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 100.920979] page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 100.922343] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 100.932729] CPU: 1 PID: 3113 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 100.935120] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 100.936148] Call Trace: [ 100.936459] dump_stack+0x194/0x257 [ 100.936930] ? arch_local_irq_restore+0x53/0x53 [ 100.937530] warn_alloc+0x1c2/0x2f0 [ 100.938001] ? zone_watermark_ok_safe+0x430/0x430 [ 100.938673] ? mutex_unlock+0xd/0x10 [ 100.939214] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 100.939881] ? warn_alloc+0x2f0/0x2f0 [ 100.942044] ? SyS_ioctl+0x8f/0xc0 [ 100.942506] ? warn_alloc+0x2f0/0x2f0 [ 100.943009] ? save_stack_trace+0x16/0x20 [ 100.943875] ? check_noncircular+0x20/0x20 [ 100.945180] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 100.946097] ? save_stack_trace+0x16/0x20 [ 100.947355] ? __lock_acquire+0x20f4/0x4620 [ 100.948284] ? find_held_lock+0x39/0x1d0 [ 100.948789] ? lock_downgrade+0x990/0x990 [ 100.949347] ? lock_downgrade+0x990/0x990 [ 100.949896] ? check_same_owner+0x320/0x320 [ 100.950445] ? rcu_note_context_switch+0x710/0x710 [ 100.953198] ? check_noncircular+0x20/0x20 [ 100.953773] ? __might_sleep+0x95/0x190 [ 100.954248] __alloc_pages_nodemask+0x9f7/0xd80 [ 100.954871] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 100.958477] ? __alloc_pages_nodemask+0xae5/0xd80 [ 100.959110] ? find_held_lock+0x39/0x1d0 [ 100.959587] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 100.960269] ? cache_grow_begin+0x31b/0x400 [ 100.960854] cache_grow_begin+0x86/0x400 [ 100.963626] fallback_alloc+0x150/0x2b0 [ 100.964248] ____cache_alloc_node+0x1cf/0x1e0 [ 100.964810] kmem_cache_alloc_trace+0x27d/0x750 [ 100.965428] ? lock_downgrade+0x990/0x990 [ 100.965903] ? lock_release+0xd70/0xd70 [ 100.966454] ? compat_start_thread+0x80/0x80 [ 100.967047] kvm_dev_ioctl+0x216/0x1840 [ 100.967516] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 100.968253] ? lock_release+0xd70/0xd70 [ 100.968734] ? install_new_memslots+0x420/0x420 [ 100.969412] ? avc_has_extended_perms+0x7fa/0x12c0 [ 100.969977] ? __schedule+0x91e/0x2070 [ 100.970524] ? avc_ss_reset+0x110/0x110 [ 100.970998] ? lock_downgrade+0x990/0x990 [ 100.971598] ? check_same_owner+0x320/0x320 [ 100.979916] syzkaller292024 invoked oom-killer: gfp_mask=0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null), order=1, oom_score_adj=0 [ 100.979930] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 100.989781] ? __handle_mm_fault+0x39c0/0x39c0 [ 100.990322] ? rcu_note_context_switch+0x710/0x710 [ 100.992000] ? install_new_memslots+0x420/0x420 [ 100.992523] do_vfs_ioctl+0x1b1/0x1530 [ 100.996060] ? _cond_resched+0x14/0x30 [ 100.996496] ? ioctl_preallocate+0x2b0/0x2b0 [ 100.998158] ? selinux_capable+0x40/0x40 [ 100.998664] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 100.999445] ? security_file_ioctl+0x7d/0xb0 [ 101.000000] ? security_file_ioctl+0x89/0xb0 [ 101.000518] SyS_ioctl+0x8f/0xc0 [ 101.000999] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 101.001538] RIP: 0033:0x435369 [ 101.001979] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000213 ORIG_RAX: 0000000000000010 [ 101.002919] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 101.003736] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000330 [ 101.010013] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 101.011637] R10: 0000000000000000 R11: 0000000000000213 R12: 0000000000000000 [ 101.013530] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 101.018830] CPU: 0 PID: 3108 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 101.023462] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 101.025186] Call Trace: [ 101.025718] dump_stack+0x194/0x257 [ 101.026446] ? arch_local_irq_restore+0x53/0x53 [ 101.027381] ? check_noncircular+0x20/0x20 [ 101.028222] dump_header+0x234/0xa0e [ 101.028966] ? pagefault_out_of_memory+0x152/0x152 [ 101.029967] ? lock_acquire+0x1d5/0x580 [ 101.030632] ? ___ratelimit+0x152/0x630 [ 101.031542] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 101.031560] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 101.041565] ? do_raw_spin_trylock+0x190/0x190 [ 101.043399] ? mark_held_locks+0xb2/0x100 [ 101.044114] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 101.045720] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 101.047665] ? trace_hardirqs_on+0xd/0x10 [ 101.048377] ? ___ratelimit+0x95/0x630 [ 101.049674] ? idr_get_free+0xff0/0xff0 [ 101.051377] ? cred_has_capability+0x1a0/0x3d0 [ 101.052156] oom_kill_process+0x86d/0x13d0 [ 101.053830] ? lock_release+0xd70/0xd70 [ 101.055264] ? oom_evaluate_task+0x480/0x480 [ 101.056001] ? find_held_lock+0x39/0x1d0 [ 101.057797] ? check_noncircular+0x20/0x20 [ 101.059691] ? lock_downgrade+0x990/0x990 [ 101.060426] ? oom_unkillable_task+0x118/0x4c0 [ 101.061385] ? find_held_lock+0x39/0x1d0 [ 101.062715] ? lock_downgrade+0x990/0x990 [ 101.064418] ? oom_unkillable_task+0x33d/0x4c0 [ 101.065402] ? out_of_memory+0x921/0x11d0 [ 101.066759] ? oom_reaper+0x4d0/0x4d0 [ 101.068443] ? lock_release+0xd70/0xd70 [ 101.069282] ? __alloc_pages_slowpath+0x10f6/0x2ee0 [ 101.070771] ? oom_evaluate_task+0x284/0x480 [ 101.072541] out_of_memory+0x7dd/0x11d0 [ 101.073386] ? oom_killer_disable+0x310/0x310 [ 101.074790] ? mutex_trylock+0x23a/0x2d0 [ 101.076484] ? rcu_pm_notify+0xc0/0xc0 [ 101.077298] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 101.078829] __alloc_pages_slowpath+0x1eae/0x2ee0 [ 101.080817] ? warn_alloc+0x2f0/0x2f0 [ 101.081602] ? do_sys_open+0x2e7/0x6d0 [ 101.083329] ? warn_alloc+0x2f0/0x2f0 [ 101.083981] ? save_stack_trace+0x16/0x20 [ 101.085738] ? check_noncircular+0x20/0x20 [ 101.087086] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 101.088210] ? lru_cache_add+0x1c7/0x3a0 [ 101.089717] ? lru_cache_add_file+0x20/0x20 [ 101.091376] ? find_held_lock+0x39/0x1d0 [ 101.092114] ? check_same_owner+0x320/0x320 [ 101.093744] ? __might_sleep+0x95/0x190 [ 101.095598] __alloc_pages_nodemask+0x9f7/0xd80 [ 101.096410] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 101.098130] ? __alloc_pages_nodemask+0xae5/0xd80 [ 101.099671] ? find_held_lock+0x39/0x1d0 [ 101.101334] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 101.102559] ? cache_grow_begin+0x31b/0x400 [ 101.103337] cache_grow_begin+0x86/0x400 [ 101.104740] fallback_alloc+0x150/0x2b0 [ 101.106470] ____cache_alloc_node+0x1cf/0x1e0 [ 101.108314] kmem_cache_alloc+0x287/0x760 [ 101.109244] getname_flags+0xcb/0x580 [ 101.110328] ? do_page_fault+0x70/0x70 [ 101.111549] getname+0x19/0x20 [ 101.112415] do_sys_open+0x2e7/0x6d0 [ 101.113807] ? filp_open+0x70/0x70 [ 101.115486] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 101.116330] SyS_openat+0x30/0x40 [ 101.117667] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 101.119638] RIP: 0033:0x435369 [ 101.120170] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000217 ORIG_RAX: 0000000000000101 [ 101.122331] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 101.125470] RDX: 0000000000000004 RSI: 0000000020031000 RDI: ffffffffffffff9c [ 101.126705] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 101.129181] R10: 0000000000000000 R11: 0000000000000217 R12: 0000000000000000 [ 101.132205] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 101.134471] Mem-Info: [ 101.144640] CPU: 1 PID: 3110 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 101.144645] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 101.144649] Call Trace: [ 101.144660] dump_stack+0x194/0x257 [ 101.144672] ? arch_local_irq_restore+0x53/0x53 [ 101.144681] ? isolate_lru_page+0x11d0/0x11d0 [ 101.144698] warn_alloc+0x1c2/0x2f0 [ 101.144706] ? zone_watermark_ok_safe+0x430/0x430 [ 101.144742] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 101.144806] ? warn_alloc+0x2f0/0x2f0 [ 101.144815] ? SyS_ioctl+0x8f/0xc0 [ 101.144830] ? warn_alloc+0x2f0/0x2f0 [ 101.144841] ? save_stack_trace+0x16/0x20 [ 101.144850] ? alloc_set_pte+0x1162/0x18f0 [ 101.144868] ? check_noncircular+0x20/0x20 [ 101.144886] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 101.144909] ? find_held_lock+0x39/0x1d0 [ 101.144929] ? lock_downgrade+0x990/0x990 [ 101.144960] ? check_same_owner+0x320/0x320 [ 101.144972] ? rcu_note_context_switch+0x710/0x710 [ 101.144978] ? check_noncircular+0x20/0x20 [ 101.144990] ? __might_sleep+0x95/0x190 [ 101.145005] __alloc_pages_nodemask+0x9f7/0xd80 [ 101.145021] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 101.145028] ? __alloc_pages_nodemask+0xae5/0xd80 [ 101.145037] ? find_held_lock+0x39/0x1d0 [ 101.145047] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 101.145080] ? cache_grow_begin+0x31b/0x400 [ 101.145096] cache_grow_begin+0x86/0x400 [ 101.145109] fallback_alloc+0x150/0x2b0 [ 101.145127] ____cache_alloc_node+0x1cf/0x1e0 [ 101.145140] kmem_cache_alloc_trace+0x27d/0x750 [ 101.145147] ? lock_downgrade+0x990/0x990 [ 101.145167] kvm_dev_ioctl+0x216/0x1840 [ 101.145180] ? lock_release+0xd70/0xd70 [ 101.145189] ? install_new_memslots+0x420/0x420 [ 101.145195] ? check_noncircular+0x20/0x20 [ 101.145206] ? __handle_mm_fault+0x587/0x39c0 [ 101.145222] ? avc_has_extended_perms+0x7fa/0x12c0 [ 101.145242] ? avc_ss_reset+0x110/0x110 [ 101.145261] ? lock_downgrade+0x990/0x990 [ 101.145300] ? check_same_owner+0x320/0x320 [ 101.145305] ? __handle_mm_fault+0x39c0/0x39c0 [ 101.145311] ? vmacache_find+0x61/0x270 [ 101.145320] ? rcu_note_context_switch+0x710/0x710 [ 101.145336] ? install_new_memslots+0x420/0x420 [ 101.145343] do_vfs_ioctl+0x1b1/0x1530 [ 101.145348] ? _cond_resched+0x14/0x30 [ 101.145362] ? ioctl_preallocate+0x2b0/0x2b0 [ 101.145373] ? selinux_capable+0x40/0x40 [ 101.145382] ? putname+0xf3/0x130 [ 101.145408] ? security_file_ioctl+0x7d/0xb0 [ 101.145414] ? security_file_ioctl+0x89/0xb0 [ 101.145426] SyS_ioctl+0x8f/0xc0 [ 101.145439] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 101.145445] RIP: 0033:0x435369 [ 101.145449] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 101.145457] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 101.145462] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000003c8 [ 101.145466] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 101.145470] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 101.145474] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 101.145522] warn_alloc_show_mem: 3 callbacks suppressed [ 101.145525] Mem-Info: [ 101.145540] active_anon:3454 inactive_anon:43 isolated_anon:0 [ 101.145540] active_file:37 inactive_file:82 isolated_file:30 [ 101.145540] unevictable:0 dirty:1 writeback:0 unstable:0 [ 101.145540] slab_reclaimable:55287 slab_unreclaimable:327001 [ 101.145540] mapped:66 shmem:83 pagetables:298 bounce:0 [ 101.145540] free:18327 free_pcp:31 free_cma:0 [ 101.145550] Node 0 active_anon:6304kB inactive_anon:52kB active_file:144kB inactive_file:104kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:40kB dirty:0kB writeback:0kB shmem:124kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 101.145560] Node 1 active_anon:7512kB inactive_anon:120kB active_file:4kB inactive_file:224kB unevictable:0kB isolated(anon):0kB isolated(file):120kB mapped:224kB dirty:4kB writeback:0kB shmem:208kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 101.145563] Node 0 DMA free:4164kB min:640kB low:800kB high:960kB active_anon:80kB 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 [ 101.145576] lowmem_reserve[]: 0 886 886 886 [ 101.145593] Node 0 DMA32 free:38892kB min:36536kB low:45668kB high:54800kB active_anon:6224kB inactive_anon:52kB active_file:144kB inactive_file:108kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1696kB pagetables:640kB bounce:0kB free_pcp:124kB local_pcp:0kB free_cma:0kB [ 101.145606] lowmem_reserve[]: 0 0 0 0 [ 101.145623] Node 1 DMA32 free:30252kB min:30404kB low:38004kB high:45604kB active_anon:7512kB inactive_anon:120kB active_file:132kB inactive_file:124kB unevictable:0kB writepending:4kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2208kB pagetables:552kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 101.145637] lowmem_reserve[]: 0 0 0 0 [ 101.145653] Node 0 DMA: 5*4kB (UM) 2*8kB (ME) 24*16kB (UE) 11*32kB (UME) 7*64kB (UE) 3*128kB (UME) 2*256kB (ME) 2*512kB (ME) 1*1024kB (M) 0*2048kB 0*4096kB = 4164kB [ 101.145725] Node 0 DMA32: 688*4kB (UME) 344*8kB (UME) 760*16kB (UMEH) 393*32kB (UME) 126*64kB (UMEH) 0*128kB 0*256kB 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 39328kB [ 101.145790] Node 1 DMA32: 174*4kB (UME) 96*8kB (UME) 638*16kB (UME) 302*32kB (UME) 142*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30424kB [ 101.145856] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 101.145861] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 101.145865] 260 total pagecache pages [ 101.145872] 0 pages in swap cache [ 101.145877] Swap cache stats: add 0, delete 0, find 0/0 [ 101.145880] Free swap = 0kB [ 101.145884] Total swap = 0kB [ 101.145887] 524186 pages RAM [ 101.145891] 0 pages HighMem/MovableOnly [ 101.145894] 103968 pages reserved [ 101.227629] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 101.227650] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 101.227669] CPU: 2 PID: 3112 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 101.227673] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 101.227677] Call Trace: [ 101.227688] dump_stack+0x194/0x257 [ 101.227701] ? arch_local_irq_restore+0x53/0x53 [ 101.227712] ? flush_work+0x621/0x930 [ 101.227730] warn_alloc+0x1c2/0x2f0 [ 101.227741] ? zone_watermark_ok_safe+0x430/0x430 [ 101.227747] ? mutex_unlock+0xd/0x10 [ 101.227786] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 101.227853] ? warn_alloc+0x2f0/0x2f0 [ 101.227863] ? SyS_ioctl+0x8f/0xc0 [ 101.227878] ? warn_alloc+0x2f0/0x2f0 [ 101.229070] ? save_stack_trace+0x16/0x20 [ 101.229096] ? check_noncircular+0x20/0x20 [ 101.229115] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 101.229140] ? find_held_lock+0x39/0x1d0 [ 101.229164] ? lock_downgrade+0x990/0x990 [ 101.229201] ? check_same_owner+0x320/0x320 [ 101.229214] ? rcu_note_context_switch+0x710/0x710 [ 101.229222] ? check_noncircular+0x20/0x20 [ 101.229230] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 101.229242] ? __might_sleep+0x95/0x190 [ 101.229257] __alloc_pages_nodemask+0x9f7/0xd80 [ 101.229274] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 101.229283] ? __alloc_pages_nodemask+0xae5/0xd80 [ 101.229293] ? find_held_lock+0x39/0x1d0 [ 101.229305] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 101.229343] ? cache_grow_begin+0x31b/0x400 [ 101.229361] cache_grow_begin+0x86/0x400 [ 101.229376] fallback_alloc+0x150/0x2b0 [ 101.229396] ____cache_alloc_node+0x1cf/0x1e0 [ 101.229412] kmem_cache_alloc_trace+0x27d/0x750 [ 101.229419] ? lock_downgrade+0x990/0x990 [ 101.229442] kvm_dev_ioctl+0x216/0x1840 [ 101.229457] ? lock_release+0xd70/0xd70 [ 101.229468] ? install_new_memslots+0x420/0x420 [ 101.229496] ? avc_has_extended_perms+0x7fa/0x12c0 [ 101.229503] ? unwind_get_return_address+0x61/0xa0 [ 101.229526] ? avc_ss_reset+0x110/0x110 [ 101.229537] ? putname+0xee/0x130 [ 101.229546] ? save_stack+0xa3/0xd0 [ 101.229556] ? save_stack_trace+0x16/0x20 [ 101.229562] ? save_stack+0x43/0xd0 [ 101.229568] ? kasan_slab_free+0x71/0xc0 [ 101.229574] ? kmem_cache_free+0x77/0x280 [ 101.229580] ? putname+0xee/0x130 [ 101.229586] ? do_sys_open+0x31b/0x6d0 [ 101.229600] ? __lock_is_held+0xbc/0x140 [ 101.229632] ? check_same_owner+0x320/0x320 [ 101.229645] ? rcu_note_context_switch+0x710/0x710 [ 101.229665] ? install_new_memslots+0x420/0x420 [ 101.229672] do_vfs_ioctl+0x1b1/0x1530 [ 101.229679] ? _cond_resched+0x14/0x30 [ 101.229695] ? ioctl_preallocate+0x2b0/0x2b0 [ 101.229708] ? selinux_capable+0x40/0x40 [ 101.229718] ? putname+0xf3/0x130 [ 101.229747] ? security_file_ioctl+0x7d/0xb0 [ 101.229753] ? security_file_ioctl+0x89/0xb0 [ 101.229764] SyS_ioctl+0x8f/0xc0 [ 101.229778] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 101.229784] RIP: 0033:0x435369 [ 101.229789] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 101.229799] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 101.229803] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000038b [ 101.229808] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 101.229813] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 101.229817] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 101.438933] active_anon:3455 inactive_anon:43 isolated_anon:0 [ 101.438933] active_file:11 inactive_file:50 isolated_file:49 [ 101.438933] unevictable:0 dirty:1 writeback:0 unstable:0 [ 101.438933] slab_reclaimable:55287 slab_unreclaimable:327014 [ 101.438933] mapped:63 shmem:83 pagetables:298 bounce:0 [ 101.438933] free:18218 free_pcp:248 free_cma:0 [ 101.446211] Node 0 active_anon:6308kB inactive_anon:52kB active_file:4kB inactive_file:184kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:124kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 101.449646] Node 1 active_anon:7512kB inactive_anon:120kB active_file:112kB inactive_file:160kB unevictable:0kB isolated(anon):0kB isolated(file):96kB mapped:240kB dirty:4kB writeback:0kB shmem:208kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 101.453073] Node 0 DMA free:4164kB min:640kB low:800kB high:960kB active_anon:80kB 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 [ 101.456659] lowmem_reserve[]: 0 886 886 886 [ 101.457329] Node 0 DMA32 free:38456kB min:36536kB low:45668kB high:54800kB active_anon:6228kB inactive_anon:52kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1696kB pagetables:640kB bounce:0kB free_pcp:676kB local_pcp:0kB free_cma:0kB [ 101.460842] lowmem_reserve[]: 0 0 0 0 [ 101.461450] Node 1 DMA32 free:30328kB min:30404kB low:38004kB high:45604kB active_anon:7512kB inactive_anon:120kB active_file:112kB inactive_file:248kB unevictable:0kB writepending:4kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2208kB pagetables:552kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 101.464975] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 101.464995] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 101.465057] CPU: 0 PID: 3111 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 101.465061] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 101.465065] Call Trace: [ 101.465075] dump_stack+0x194/0x257 [ 101.465087] ? arch_local_irq_restore+0x53/0x53 [ 101.465097] ? flush_work+0x621/0x930 [ 101.465112] warn_alloc+0x1c2/0x2f0 [ 101.465122] ? zone_watermark_ok_safe+0x430/0x430 [ 101.465128] ? mutex_unlock+0xd/0x10 [ 101.465162] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 101.465220] ? warn_alloc+0x2f0/0x2f0 [ 101.465229] ? SyS_ioctl+0x8f/0xc0 [ 101.465241] ? warn_alloc+0x2f0/0x2f0 [ 101.465252] ? save_stack_trace+0x16/0x20 [ 101.465274] ? check_noncircular+0x20/0x20 [ 101.465293] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 101.465317] ? find_held_lock+0x39/0x1d0 [ 101.465337] ? lock_downgrade+0x990/0x990 [ 101.465369] ? check_same_owner+0x320/0x320 [ 101.465766] ? rcu_note_context_switch+0x710/0x710 [ 101.465817] ? check_noncircular+0x20/0x20 [ 101.465832] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 101.465903] ? __might_sleep+0x95/0x190 [ 101.465948] __alloc_pages_nodemask+0x9f7/0xd80 [ 101.466026] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 executing program executing program [ 101.466077] ? __alloc_pages_nodemask+0xae5/0xd80 [ 101.466104] ? find_held_lock+0x39/0x1d0 [ 101.466173] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 101.466297] ? cache_grow_begin+0x31b/0x400 [ 101.466312] cache_grow_begin+0x86/0x400 [ 101.466327] fallback_alloc+0x150/0x2b0 [ 101.466354] ____cache_alloc_node+0x1cf/0x1e0 [ 101.466369] kmem_cache_alloc_trace+0x27d/0x750 [ 101.466387] ? lock_downgrade+0x990/0x990 [ 101.466476] kvm_dev_ioctl+0x216/0x1840 [ 101.466547] ? lock_release+0xd70/0xd70 [ 101.466589] ? install_new_memslots+0x420/0x420 [ 101.466718] ? avc_has_extended_perms+0x7fa/0x12c0 [ 101.466734] ? unwind_get_return_address+0x61/0xa0 [ 101.466821] ? avc_ss_reset+0x110/0x110 [ 101.466882] ? putname+0xee/0x130 [ 101.466908] ? save_stack+0xa3/0xd0 [ 101.466968] ? save_stack_trace+0x16/0x20 [ 101.466982] ? save_stack+0x43/0xd0 [ 101.467012] ? kasan_slab_free+0x71/0xc0 [ 101.467048] ? kmem_cache_free+0x77/0x280 [ 101.467068] ? putname+0xee/0x130 [ 101.467092] ? do_sys_open+0x31b/0x6d0 [ 101.467156] ? __lock_is_held+0xbc/0x140 executing program executing program executing program executing program [ 101.467305] ? check_same_owner+0x320/0x320 [ 101.467317] ? rcu_note_context_switch+0x710/0x710 [ 101.467334] ? install_new_memslots+0x420/0x420 [ 101.467351] do_vfs_ioctl+0x1b1/0x1530 [ 101.467357] ? _cond_resched+0x14/0x30 [ 101.467371] ? ioctl_preallocate+0x2b0/0x2b0 [ 101.467384] ? selinux_capable+0x40/0x40 [ 101.467393] ? putname+0xf3/0x130 [ 101.467418] ? security_file_ioctl+0x7d/0xb0 [ 101.467444] ? security_file_ioctl+0x89/0xb0 [ 101.467507] SyS_ioctl+0x8f/0xc0 [ 101.467566] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 101.467594] RIP: 0033:0x435369 [ 101.467608] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 101.467653] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 101.467679] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000038c [ 101.467684] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 101.467698] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 101.467724] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 101.519275] lowmem_reserve[]: 0 0 0 0 [ 101.519751] Node 0 DMA: 5*4kB (UM) 2*8kB (ME) 24*16kB (UE) 11*32kB (UME) 7*64kB (UE) 3*128kB (UME) 2*256kB (ME) 2*512kB (ME) 1*1024kB (M) 0*2048kB 0*4096kB = 4164kB [ 101.521538] Node 0 DMA32: 648*4kB (UME) 311*8kB (UME) 731*16kB (UMEH) 382*32kB (UME) 118*64kB (UMH) 0*128kB 0*256kB 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 37576kB [ 101.523262] Node 1 DMA32: 129*4kB (UME) 95*8kB (UME) 638*16kB (UME) 302*32kB (UME) 142*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30236kB [ 101.524772] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 101.526532] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 101.529541] 409 total pagecache pages [ 101.530424] 0 pages in swap cache [ 101.531102] Swap cache stats: add 0, delete 0, find 0/0 [ 101.532134] Free swap = 0kB [ 101.532700] Total swap = 0kB [ 101.533291] 524186 pages RAM [ 101.533856] 0 pages HighMem/MovableOnly [ 101.534821] 103968 pages reserved [ 101.535509] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 101.537211] [ 1523] 0 1523 7507 2295 20 3 0 -1000 udevd [ 101.538960] [ 2849] 0 2849 5381 175 15 3 0 -1000 udevd [ 101.540080] [ 2988] 0 2988 14252 174 24 3 0 0 rsyslogd [ 101.540975] [ 3027] 0 3027 4725 49 15 3 0 0 cron [ 101.541817] [ 3051] 0 3051 12490 153 29 3 0 -1000 sshd [ 101.542725] [ 3076] 0 3076 3694 41 13 3 0 0 getty [ 101.543582] [ 3077] 0 3077 3694 40 13 3 0 0 getty [ 101.544449] [ 3078] 0 3078 3694 40 13 3 0 0 getty [ 101.545330] [ 3079] 0 3079 3694 40 13 3 0 0 getty [ 101.546230] [ 3080] 0 3080 3694 39 13 3 0 0 getty [ 101.547101] [ 3081] 0 3081 3694 42 13 3 0 0 getty [ 101.548805] [ 3082] 0 3082 3649 38 13 3 0 0 getty [ 101.549764] [ 3084] 0 3084 5381 176 15 3 0 -1000 udevd [ 101.550652] [ 3104] 0 3104 17820 197 39 3 0 0 sshd [ 101.551501] [ 3106] 0 3106 271 1 4 2 0 0 syzkaller292024 [ 101.552441] [ 3107] 0 3107 4366 11 5 2 0 0 syzkaller292024 [ 101.554033] [ 3108] 0 3108 4366 11 5 2 0 0 syzkaller292024 [ 101.555831] [ 3109] 0 3109 4366 11 5 2 0 0 syzkaller292024 [ 101.557730] [ 3110] 0 3110 4366 56 5 2 0 0 syzkaller292024 [ 101.559339] [ 3111] 0 3111 4366 57 5 2 0 0 syzkaller292024 [ 101.561374] [ 3112] 0 3112 4366 57 5 2 0 0 syzkaller292024 [ 101.562612] [ 3113] 0 3113 4366 56 5 2 0 0 syzkaller292024 [ 101.563601] Out of memory: Kill process 3104 (sshd) score 0 or sacrifice child [ 101.564534] Killed process 3106 (syzkaller292024) total-vm:1084kB, anon-rss:4kB, file-rss:0kB, shmem-rss:0kB [ 102.335589] hrtimer: interrupt took 10534321 ns executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 104.710689] warn_alloc: 10 callbacks suppressed [ 104.711670] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 104.713867] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 104.714864] CPU: 1 PID: 3111 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 104.716381] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 104.717936] Call Trace: [ 104.718456] dump_stack+0x194/0x257 [ 104.719139] ? arch_local_irq_restore+0x53/0x53 [ 104.720039] ? flush_work+0x621/0x930 [ 104.721226] warn_alloc+0x1c2/0x2f0 [ 104.733499] ? zone_watermark_ok_safe+0x430/0x430 [ 104.733843] ? mutex_unlock+0xd/0x10 [ 104.734138] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 104.734530] ? warn_alloc+0x2f0/0x2f0 [ 104.734805] ? SyS_ioctl+0x8f/0xc0 [ 104.735068] ? warn_alloc+0x2f0/0x2f0 [ 104.735480] ? save_stack_trace+0x16/0x20 [ 104.735778] ? alloc_set_pte+0x1162/0x18f0 [ 104.736092] ? check_noncircular+0x20/0x20 [ 104.736405] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 104.736795] ? find_held_lock+0x39/0x1d0 [ 104.737110] ? lock_downgrade+0x990/0x990 [ 104.737434] ? check_same_owner+0x320/0x320 [ 104.737761] ? rcu_note_context_switch+0x710/0x710 [ 104.738163] ? check_noncircular+0x20/0x20 [ 104.738522] ? __might_sleep+0x95/0x190 [ 104.738828] __alloc_pages_nodemask+0x9f7/0xd80 [ 104.739214] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 104.739596] ? __alloc_pages_nodemask+0xae5/0xd80 [ 104.739949] ? find_held_lock+0x39/0x1d0 [ 104.740254] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 104.741036] ? cache_grow_begin+0x31b/0x400 [ 104.741815] cache_grow_begin+0x86/0x400 [ 104.742560] fallback_alloc+0x150/0x2b0 [ 104.761852] ____cache_alloc_node+0x1cf/0x1e0 [ 104.762324] kmem_cache_alloc_trace+0x27d/0x750 [ 104.762811] ? lock_downgrade+0x990/0x990 [ 104.763242] kvm_dev_ioctl+0x216/0x1840 [ 104.763762] ? lock_release+0xd70/0xd70 [ 104.764199] ? install_new_memslots+0x420/0x420 [ 104.764796] ? check_noncircular+0x20/0x20 [ 104.765318] ? __handle_mm_fault+0x587/0x39c0 [ 104.766170] ? avc_has_extended_perms+0x7fa/0x12c0 [ 104.777407] ? avc_ss_reset+0x110/0x110 [ 104.778071] ? lock_downgrade+0x990/0x990 [ 104.779051] ? check_same_owner+0x320/0x320 [ 104.781668] ? __handle_mm_fault+0x39c0/0x39c0 [ 104.782136] ? vmacache_find+0x61/0x270 [ 104.782536] ? rcu_note_context_switch+0x710/0x710 [ 104.783037] ? install_new_memslots+0x420/0x420 [ 104.783511] do_vfs_ioctl+0x1b1/0x1530 [ 104.784125] ? _cond_resched+0x14/0x30 [ 104.784519] ? ioctl_preallocate+0x2b0/0x2b0 [ 104.784984] ? selinux_capable+0x40/0x40 [ 104.785386] ? putname+0xf3/0x130 [ 104.785744] ? security_file_ioctl+0x7d/0xb0 [ 104.786174] ? security_file_ioctl+0x89/0xb0 [ 104.786632] SyS_ioctl+0x8f/0xc0 [ 104.786988] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 104.787476] RIP: 0033:0x435369 [ 104.787800] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 104.788568] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 104.789297] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000038e [ 104.800864] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 104.801610] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 104.803167] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 104.804560] warn_alloc_show_mem: 2 callbacks suppressed [ 104.805153] Mem-Info: [ 104.826785] active_anon:3451 inactive_anon:43 isolated_anon:0 [ 104.826785] active_file:101 inactive_file:186 isolated_file:59 [ 104.826785] unevictable:0 dirty:2 writeback:40 unstable:0 [ 104.826785] slab_reclaimable:55211 slab_unreclaimable:327022 [ 104.826785] mapped:162 shmem:83 pagetables:294 bounce:0 [ 104.826785] free:18319 free_pcp:171 free_cma:0 [ 104.843311] Node 0 active_anon:6296kB inactive_anon:52kB active_file:292kB inactive_file:400kB unevictable:0kB isolated(anon):0kB isolated(file):84kB mapped:400kB dirty:8kB writeback:160kB shmem:124kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 104.860619] Node 1 active_anon:7508kB inactive_anon:120kB active_file:176kB inactive_file:316kB unevictable:0kB isolated(anon):0kB isolated(file):148kB mapped:352kB dirty:0kB writeback:0kB shmem:208kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 104.863429] Node 0 DMA free:4172kB min:640kB low:800kB high:960kB active_anon:80kB 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 [ 104.885740] lowmem_reserve[]: 0 886 886 886 [ 104.889905] Node 0 DMA32 free:38140kB min:36536kB low:45668kB high:54800kB active_anon:6216kB inactive_anon:52kB active_file:168kB inactive_file:764kB unevictable:0kB writepending:168kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1696kB pagetables:628kB bounce:0kB free_pcp:444kB local_pcp:96kB free_cma:0kB [ 104.894716] lowmem_reserve[]: 0 0 0 0 [ 104.895293] Node 1 DMA32 free:30336kB min:30404kB low:38004kB high:45604kB active_anon:7508kB inactive_anon:120kB active_file:176kB inactive_file:320kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2176kB pagetables:548kB bounce:0kB free_pcp:444kB local_pcp:8kB free_cma:0kB [ 104.905212] lowmem_reserve[]: 0 0 0 0 [ 104.905671] Node 0 DMA: 7*4kB (UM) 2*8kB (ME) 24*16kB (UE) 11*32kB (UME) 7*64kB (UE) 3*128kB (UME) 2*256kB (ME) 2*512kB (ME) 1*1024kB (M) 0*2048kB 0*4096kB = 4172kB [ 104.912948] Node 0 DMA32: 644*4kB (UME) 316*8kB (UE) 745*16kB (UMEH) 384*32kB (UE) 120*64kB (UMH) 0*128kB 0*256kB 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 38016kB [ 104.914744] Node 1 DMA32: 131*4kB (UME) 87*8kB (UME) 635*16kB (UME) 303*32kB (UME) 142*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30164kB [ 104.916486] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 104.917486] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 104.918469] 470 total pagecache pages [ 104.918894] 0 pages in swap cache [ 104.919319] Swap cache stats: add 0, delete 0, find 0/0 [ 104.937441] Free swap = 0kB [ 104.937793] Total swap = 0kB [ 104.938163] 524186 pages RAM [ 104.938501] 0 pages HighMem/MovableOnly [ 104.938955] 103968 pages reserved executing program executing program [ 105.192770] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 105.222464] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 105.230880] CPU: 2 PID: 3110 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 105.231479] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 105.232051] Call Trace: [ 105.232249] dump_stack+0x194/0x257 [ 105.232514] ? arch_local_irq_restore+0x53/0x53 [ 105.232869] ? flush_work+0x621/0x930 [ 105.233164] warn_alloc+0x1c2/0x2f0 [ 105.233447] ? zone_watermark_ok_safe+0x430/0x430 [ 105.233803] ? mutex_unlock+0xd/0x10 [ 105.234112] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 105.234531] ? warn_alloc+0x2f0/0x2f0 [ 105.234847] ? SyS_ioctl+0x8f/0xc0 [ 105.235135] ? warn_alloc+0x2f0/0x2f0 [ 105.235422] ? save_stack_trace+0x16/0x20 [ 105.235733] ? check_noncircular+0x20/0x20 [ 105.236087] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 105.236539] ? find_held_lock+0x39/0x1d0 [ 105.237366] ? lock_downgrade+0x990/0x990 [ 105.238145] ? check_same_owner+0x320/0x320 [ 105.239277] ? rcu_note_context_switch+0x710/0x710 [ 105.240163] ? check_noncircular+0x20/0x20 [ 105.240943] ? __might_sleep+0x95/0x190 [ 105.244823] __alloc_pages_nodemask+0x9f7/0xd80 [ 105.245798] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 105.246867] ? __alloc_pages_nodemask+0xae5/0xd80 [ 105.247902] ? find_held_lock+0x39/0x1d0 [ 105.248758] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 105.250801] ? cache_grow_begin+0x31b/0x400 [ 105.255854] cache_grow_begin+0x86/0x400 [ 105.256707] fallback_alloc+0x150/0x2b0 [ 105.257561] ____cache_alloc_node+0x1cf/0x1e0 [ 105.258485] kmem_cache_alloc_trace+0x27d/0x750 [ 105.259452] ? lock_downgrade+0x990/0x990 [ 105.260296] kvm_dev_ioctl+0x216/0x1840 [ 105.261362] ? lock_release+0xd70/0xd70 [ 105.262554] ? install_new_memslots+0x420/0x420 [ 105.263252] ? check_noncircular+0x20/0x20 [ 105.263879] ? __handle_mm_fault+0x587/0x39c0 [ 105.264543] ? avc_has_extended_perms+0x7fa/0x12c0 [ 105.265277] ? avc_ss_reset+0x110/0x110 [ 105.265868] ? lock_downgrade+0x990/0x990 [ 105.266508] ? check_same_owner+0x320/0x320 [ 105.267151] ? __handle_mm_fault+0x39c0/0x39c0 [ 105.267811] ? vmacache_find+0x61/0x270 [ 105.268388] ? rcu_note_context_switch+0x710/0x710 [ 105.269119] ? install_new_memslots+0x420/0x420 [ 105.270292] do_vfs_ioctl+0x1b1/0x1530 [ 105.271484] ? _cond_resched+0x14/0x30 [ 105.272715] ? ioctl_preallocate+0x2b0/0x2b0 [ 105.274070] ? selinux_capable+0x40/0x40 [ 105.275302] ? putname+0xf3/0x130 [ 105.276541] ? security_file_ioctl+0x7d/0xb0 [ 105.278031] ? security_file_ioctl+0x89/0xb0 [ 105.279503] SyS_ioctl+0x8f/0xc0 [ 105.288595] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 105.289495] RIP: 0033:0x435369 [ 105.290075] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 105.291398] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 105.292793] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000003cb [ 105.294182] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 105.297908] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 105.299260] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 executing program executing program [ 105.834937] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 105.836217] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 105.836400] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 105.836419] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 105.836437] CPU: 1 PID: 3109 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 105.836441] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 105.836445] Call Trace: [ 105.836457] dump_stack+0x194/0x257 [ 105.836469] ? arch_local_irq_restore+0x53/0x53 [ 105.836480] ? flush_work+0x621/0x930 [ 105.836497] warn_alloc+0x1c2/0x2f0 [ 105.836508] ? zone_watermark_ok_safe+0x430/0x430 [ 105.836513] ? mutex_unlock+0xd/0x10 [ 105.836547] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 105.836628] ? warn_alloc+0x2f0/0x2f0 [ 105.836638] ? SyS_ioctl+0x8f/0xc0 [ 105.836652] ? warn_alloc+0x2f0/0x2f0 [ 105.836664] ? save_stack_trace+0x16/0x20 [ 105.836673] ? alloc_set_pte+0x1162/0x18f0 [ 105.836691] ? check_noncircular+0x20/0x20 [ 105.836711] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 105.836735] ? find_held_lock+0x39/0x1d0 [ 105.836758] ? lock_downgrade+0x990/0x990 [ 105.836793] ? check_same_owner+0x320/0x320 [ 105.836806] ? rcu_note_context_switch+0x710/0x710 [ 105.836814] ? check_noncircular+0x20/0x20 [ 105.836827] ? __might_sleep+0x95/0x190 [ 105.836840] __alloc_pages_nodemask+0x9f7/0xd80 [ 105.836856] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 105.836864] ? __alloc_pages_nodemask+0xae5/0xd80 [ 105.836873] ? find_held_lock+0x39/0x1d0 [ 105.836885] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 105.836921] ? cache_grow_begin+0x31b/0x400 [ 105.836938] cache_grow_begin+0x86/0x400 [ 105.836953] fallback_alloc+0x150/0x2b0 [ 105.836973] ____cache_alloc_node+0x1cf/0x1e0 [ 105.836988] kmem_cache_alloc_trace+0x27d/0x750 [ 105.836995] ? lock_downgrade+0x990/0x990 [ 105.837021] kvm_dev_ioctl+0x216/0x1840 [ 105.837036] ? lock_release+0xd70/0xd70 [ 105.837047] ? install_new_memslots+0x420/0x420 [ 105.837054] ? check_noncircular+0x20/0x20 [ 105.837067] ? __handle_mm_fault+0x587/0x39c0 [ 105.837086] ? avc_has_extended_perms+0x7fa/0x12c0 [ 105.837108] ? avc_ss_reset+0x110/0x110 [ 105.837129] ? lock_downgrade+0x990/0x990 [ 105.837172] ? check_same_owner+0x320/0x320 [ 105.837178] ? __handle_mm_fault+0x39c0/0x39c0 [ 105.837185] ? vmacache_find+0x61/0x270 [ 105.837195] ? rcu_note_context_switch+0x710/0x710 [ 105.837214] ? install_new_memslots+0x420/0x420 [ 105.837222] do_vfs_ioctl+0x1b1/0x1530 [ 105.837228] ? _cond_resched+0x14/0x30 [ 105.837242] ? ioctl_preallocate+0x2b0/0x2b0 [ 105.837253] ? selinux_capable+0x40/0x40 [ 105.837262] ? putname+0xf3/0x130 [ 105.837290] ? security_file_ioctl+0x7d/0xb0 [ 105.837296] ? security_file_ioctl+0x89/0xb0 [ 105.837310] SyS_ioctl+0x8f/0xc0 [ 105.837324] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 105.837330] RIP: 0033:0x435369 [ 105.837335] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 105.837343] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 105.837348] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000035c [ 105.837353] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 105.837357] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 105.837362] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 105.837427] warn_alloc_show_mem: 1 callbacks suppressed [ 105.837431] Mem-Info: [ 105.837445] active_anon:3451 inactive_anon:43 isolated_anon:0 [ 105.837445] active_file:35 inactive_file:48 isolated_file:0 [ 105.837445] unevictable:0 dirty:3 writeback:0 unstable:0 [ 105.837445] slab_reclaimable:55160 slab_unreclaimable:327078 [ 105.837445] mapped:5 shmem:83 pagetables:294 bounce:0 [ 105.837445] free:18521 free_pcp:51 free_cma:0 [ 105.837457] Node 0 active_anon:6296kB inactive_anon:52kB active_file:60kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:12kB writeback:0kB shmem:124kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no executing program executing program [ 105.837468] Node 1 active_anon:7508kB inactive_anon:120kB active_file:80kB inactive_file:128kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:12kB dirty:0kB writeback:0kB shmem:208kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 105.837472] Node 0 DMA free:4172kB min:640kB low:800kB high:960kB active_anon:80kB 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 [ 105.837487] lowmem_reserve[]: 0 886 886 886 [ 105.837507] Node 0 DMA32 free:39228kB min:36536kB low:45668kB high:54800kB active_anon:6216kB inactive_anon:52kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:12kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1696kB pagetables:628kB bounce:0kB free_pcp:84kB local_pcp:84kB free_cma:0kB [ 105.837522] lowmem_reserve[]: 0 0 0 0 [ 105.837542] Node 1 DMA32 free:30684kB min:30404kB low:38004kB high:45604kB active_anon:7508kB inactive_anon:120kB active_file:80kB inactive_file:128kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2176kB pagetables:548kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 105.837556] lowmem_reserve[]: 0 0 0 0 [ 105.837575] Node 0 DMA: 7*4kB (UM) 2*8kB (ME) 24*16kB (UE) 11*32kB (UME) 7*64kB (UE) 3*128kB (UME) 2*256kB (ME) 2*512kB (ME) 1*1024kB (M) 0*2048kB 0*4096kB = 4172kB [ 105.837653] Node 0 DMA32: 673*4kB (UME) 362*8kB (UME) 773*16kB (UMEH) 396*32kB (UME) 121*64kB (UMEH) 0*128kB 0*256kB 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 39396kB [ 105.837724] Node 1 DMA32: 245*4kB (UME) 94*8kB (UME) 635*16kB (UME) 303*32kB (UME) 142*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30676kB [ 105.837793] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 105.837797] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 105.837801] 176 total pagecache pages [ 105.837808] 0 pages in swap cache [ 105.837812] Swap cache stats: add 0, delete 0, find 0/0 [ 105.837816] Free swap = 0kB [ 105.837819] Total swap = 0kB [ 105.837823] 524186 pages RAM [ 105.837826] 0 pages HighMem/MovableOnly [ 105.837830] 103968 pages reserved [ 106.082970] CPU: 2 PID: 3108 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 106.083818] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 106.086318] Call Trace: [ 106.087957] dump_stack+0x194/0x257 [ 106.088329] ? arch_local_irq_restore+0x53/0x53 [ 106.090898] ? isolate_lru_page+0x11d0/0x11d0 [ 106.091318] warn_alloc+0x1c2/0x2f0 [ 106.092811] ? zone_watermark_ok_safe+0x430/0x430 [ 106.093269] ? rcu_note_context_switch+0x710/0x710 [ 106.095966] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 106.096505] ? warn_alloc+0x2f0/0x2f0 [ 106.098275] ? SyS_ioctl+0x8f/0xc0 [ 106.108827] ? warn_alloc+0x2f0/0x2f0 [ 106.109237] ? save_stack_trace+0x16/0x20 [ 106.110900] ? check_noncircular+0x20/0x20 [ 106.111379] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 106.113252] ? check_same_owner+0x320/0x320 [ 106.113652] ? rcu_read_lock_held+0xa9/0xc0 [ 106.121410] ? find_held_lock+0x39/0x1d0 [ 106.121846] ? lock_downgrade+0x990/0x990 [ 106.122270] ? lock_downgrade+0x990/0x990 [ 106.122717] ? check_same_owner+0x320/0x320 [ 106.137912] ? rcu_note_context_switch+0x710/0x710 [ 106.138410] ? check_noncircular+0x20/0x20 [ 106.139000] ? __might_sleep+0x95/0x190 [ 106.139535] __alloc_pages_nodemask+0x9f7/0xd80 [ 106.148252] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 106.148690] ? __alloc_pages_nodemask+0xae5/0xd80 [ 106.151241] ? find_held_lock+0x39/0x1d0 [ 106.151600] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 106.158521] ? cache_grow_begin+0x31b/0x400 [ 106.158994] cache_grow_begin+0x86/0x400 [ 106.161549] fallback_alloc+0x150/0x2b0 [ 106.161984] ____cache_alloc_node+0x1cf/0x1e0 [ 106.164700] kmem_cache_alloc_trace+0x27d/0x750 [ 106.167125] ? lock_downgrade+0x990/0x990 [ 106.167624] kvm_dev_ioctl+0x216/0x1840 [ 106.168049] ? retint_kernel+0x10/0x10 [ 106.169129] ? lock_release+0xd70/0xd70 [ 106.171078] ? install_new_memslots+0x420/0x420 [ 106.171604] ? check_noncircular+0x20/0x20 [ 106.172060] ? __handle_mm_fault+0x587/0x39c0 [ 106.180184] ? avc_has_extended_perms+0x7fa/0x12c0 [ 106.180922] ? avc_ss_reset+0x110/0x110 [ 106.182220] ? lock_downgrade+0x990/0x990 [ 106.183729] ? check_same_owner+0x320/0x320 [ 106.184211] ? __handle_mm_fault+0x39c0/0x39c0 [ 106.184787] ? vmacache_find+0x61/0x270 [ 106.186257] ? rcu_note_context_switch+0x710/0x710 [ 106.187840] ? install_new_memslots+0x420/0x420 [ 106.188385] do_vfs_ioctl+0x1b1/0x1530 [ 106.189906] ? _cond_resched+0x14/0x30 [ 106.190452] ? ioctl_preallocate+0x2b0/0x2b0 [ 106.192022] ? selinux_capable+0x40/0x40 [ 106.192504] ? putname+0xf3/0x130 [ 106.194066] ? security_file_ioctl+0x7d/0xb0 [ 106.195308] ? security_file_ioctl+0x89/0xb0 [ 106.195843] SyS_ioctl+0x8f/0xc0 [ 106.198049] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 106.201550] RIP: 0033:0x435369 [ 106.202738] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 106.204312] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 106.205886] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000306 [ 106.207311] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 106.208864] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 106.212364] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 106.216820] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 106.218202] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 106.218707] CPU: 0 PID: 3112 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 106.219479] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 106.250591] Call Trace: [ 106.250969] dump_stack+0x194/0x257 [ 106.265246] ? arch_local_irq_restore+0x53/0x53 [ 106.321136] ? flush_work+0x621/0x930 [ 106.322270] warn_alloc+0x1c2/0x2f0 [ 106.322983] ? zone_watermark_ok_safe+0x430/0x430 [ 106.334501] ? mutex_unlock+0xd/0x10 [ 106.334923] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 106.335551] ? warn_alloc+0x2f0/0x2f0 [ 106.335953] ? SyS_ioctl+0x8f/0xc0 [ 106.336357] ? warn_alloc+0x2f0/0x2f0 [ 106.336779] ? save_stack_trace+0x16/0x20 [ 106.337258] ? check_noncircular+0x20/0x20 [ 106.337724] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 106.338293] ? find_held_lock+0x39/0x1d0 [ 106.338770] ? lock_downgrade+0x990/0x990 [ 106.339274] ? check_same_owner+0x320/0x320 [ 106.350865] ? rcu_note_context_switch+0x710/0x710 [ 106.351299] ? check_noncircular+0x20/0x20 [ 106.351766] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 106.352348] ? __might_sleep+0x95/0x190 [ 106.352750] __alloc_pages_nodemask+0x9f7/0xd80 [ 106.353165] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 106.354747] ? __alloc_pages_nodemask+0xae5/0xd80 [ 106.356929] ? find_held_lock+0x39/0x1d0 [ 106.357828] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 106.359394] ? cache_grow_begin+0x31b/0x400 [ 106.361427] cache_grow_begin+0x86/0x400 [ 106.366601] fallback_alloc+0x150/0x2b0 [ 106.367455] ____cache_alloc_node+0x1cf/0x1e0 [ 106.369219] kmem_cache_alloc_trace+0x27d/0x750 [ 106.374908] ? lock_downgrade+0x990/0x990 [ 106.375797] kvm_dev_ioctl+0x216/0x1840 [ 106.377608] ? lock_release+0xd70/0xd70 [ 106.378494] ? install_new_memslots+0x420/0x420 [ 106.380732] ? avc_has_extended_perms+0x7fa/0x12c0 [ 106.381836] ? unwind_get_return_address+0x61/0xa0 [ 106.383339] ? avc_ss_reset+0x110/0x110 [ 106.385159] ? putname+0xee/0x130 [ 106.385999] ? save_stack+0xa3/0xd0 [ 106.387425] ? save_stack_trace+0x16/0x20 [ 106.389127] ? save_stack+0x43/0xd0 [ 106.390484] ? kasan_slab_free+0x71/0xc0 [ 106.393974] ? kmem_cache_free+0x77/0x280 [ 106.395015] ? putname+0xee/0x130 [ 106.396967] ? do_sys_open+0x31b/0x6d0 [ 106.397704] ? __lock_is_held+0xbc/0x140 [ 106.398854] ? check_same_owner+0x320/0x320 [ 106.400167] ? rcu_note_context_switch+0x710/0x710 [ 106.414427] ? install_new_memslots+0x420/0x420 [ 106.414919] do_vfs_ioctl+0x1b1/0x1530 [ 106.415330] ? _cond_resched+0x14/0x30 [ 106.415736] ? ioctl_preallocate+0x2b0/0x2b0 [ 106.416122] ? selinux_capable+0x40/0x40 [ 106.416409] ? putname+0xf3/0x130 [ 106.416717] ? security_file_ioctl+0x7d/0xb0 [ 106.417615] ? security_file_ioctl+0x89/0xb0 [ 106.418094] SyS_ioctl+0x8f/0xc0 [ 106.418463] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 106.421102] RIP: 0033:0x435369 [ 106.421456] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 106.422202] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 106.423628] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000038f [ 106.424250] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 106.427079] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 106.428422] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 executing program executing program [ 107.632802] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 107.634151] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 107.634693] CPU: 2 PID: 3109 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 107.635559] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 107.636448] Call Trace: [ 107.639938] dump_stack+0x194/0x257 [ 107.640259] ? arch_local_irq_restore+0x53/0x53 [ 107.644739] ? flush_work+0x621/0x930 [ 107.645174] warn_alloc+0x1c2/0x2f0 [ 107.645577] ? zone_watermark_ok_safe+0x430/0x430 [ 107.646079] ? mutex_unlock+0xd/0x10 [ 107.646484] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 107.647031] ? warn_alloc+0x2f0/0x2f0 [ 107.647409] ? SyS_ioctl+0x8f/0xc0 [ 107.647775] ? warn_alloc+0x2f0/0x2f0 [ 107.648163] ? save_stack_trace+0x16/0x20 [ 107.656641] ? check_noncircular+0x20/0x20 [ 107.657118] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 107.657655] ? find_held_lock+0x39/0x1d0 [ 107.658083] ? lock_downgrade+0x990/0x990 [ 107.658527] ? check_same_owner+0x320/0x320 [ 107.658964] ? rcu_note_context_switch+0x710/0x710 [ 107.659460] ? check_noncircular+0x20/0x20 [ 107.659885] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 107.660554] ? __might_sleep+0x95/0x190 [ 107.673548] __alloc_pages_nodemask+0x9f7/0xd80 [ 107.673985] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 107.674425] ? __alloc_pages_nodemask+0xae5/0xd80 [ 107.674861] ? find_held_lock+0x39/0x1d0 [ 107.675225] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 107.675693] ? cache_grow_begin+0x31b/0x400 [ 107.676080] cache_grow_begin+0x86/0x400 [ 107.676445] fallback_alloc+0x150/0x2b0 [ 107.676848] ____cache_alloc_node+0x1cf/0x1e0 [ 107.677263] kmem_cache_alloc_trace+0x27d/0x750 [ 107.677692] ? lock_downgrade+0x990/0x990 [ 107.678095] kvm_dev_ioctl+0x216/0x1840 [ 107.678448] ? lock_release+0xd70/0xd70 [ 107.678786] ? install_new_memslots+0x420/0x420 [ 107.679194] ? avc_has_extended_perms+0x7fa/0x12c0 [ 107.679601] ? unwind_get_return_address+0x61/0xa0 [ 107.680022] ? avc_ss_reset+0x110/0x110 [ 107.680359] ? putname+0xee/0x130 [ 107.692718] ? save_stack+0xa3/0xd0 [ 107.693088] ? save_stack_trace+0x16/0x20 [ 107.693506] ? save_stack+0x43/0xd0 [ 107.696893] ? kasan_slab_free+0x71/0xc0 [ 107.697337] ? kmem_cache_free+0x77/0x280 [ 107.697796] ? putname+0xee/0x130 [ 107.698179] ? do_sys_open+0x31b/0x6d0 [ 107.698591] ? __lock_is_held+0xbc/0x140 [ 107.699012] ? check_same_owner+0x320/0x320 [ 107.699447] ? rcu_note_context_switch+0x710/0x710 [ 107.699941] ? install_new_memslots+0x420/0x420 [ 107.700402] do_vfs_ioctl+0x1b1/0x1530 [ 107.707060] ? _cond_resched+0x14/0x30 [ 107.707505] ? ioctl_preallocate+0x2b0/0x2b0 [ 107.707994] ? selinux_capable+0x40/0x40 [ 107.708446] ? putname+0xf3/0x130 [ 107.712914] ? security_file_ioctl+0x7d/0xb0 [ 107.716980] ? security_file_ioctl+0x89/0xb0 [ 107.717455] SyS_ioctl+0x8f/0xc0 [ 107.717815] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 107.718307] RIP: 0033:0x435369 [ 107.718649] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 107.719422] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 107.720145] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000035d [ 107.724948] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 107.725721] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 107.726495] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 107.727300] warn_alloc_show_mem: 2 callbacks suppressed [ 107.727891] Mem-Info: [ 107.746120] active_anon:3452 inactive_anon:43 isolated_anon:0 [ 107.746120] active_file:36 inactive_file:50 isolated_file:40 [ 107.746120] unevictable:0 dirty:0 writeback:0 unstable:0 [ 107.746120] slab_reclaimable:55135 slab_unreclaimable:327140 [ 107.746120] mapped:22 shmem:83 pagetables:294 bounce:0 [ 107.746120] free:18293 free_pcp:326 free_cma:0 [ 107.750719] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 107.750736] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 107.750751] CPU: 3 PID: 3107 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 107.750755] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 107.750758] Call Trace: [ 107.750768] dump_stack+0x194/0x257 [ 107.750777] ? arch_local_irq_restore+0x53/0x53 [ 107.750786] ? flush_work+0x621/0x930 [ 107.750799] warn_alloc+0x1c2/0x2f0 [ 107.750807] ? zone_watermark_ok_safe+0x430/0x430 [ 107.750812] ? mutex_unlock+0xd/0x10 [ 107.750840] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 107.750893] ? warn_alloc+0x2f0/0x2f0 [ 107.750900] ? SyS_ioctl+0x8f/0xc0 [ 107.750911] ? warn_alloc+0x2f0/0x2f0 [ 107.750920] ? save_stack_trace+0x16/0x20 [ 107.750927] ? alloc_set_pte+0x1162/0x18f0 [ 107.750941] ? check_noncircular+0x20/0x20 [ 107.750956] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 107.750975] ? find_held_lock+0x39/0x1d0 [ 107.750992] ? lock_downgrade+0x990/0x990 [ 107.751022] ? check_same_owner+0x320/0x320 [ 107.751032] ? rcu_note_context_switch+0x710/0x710 [ 107.751038] ? check_noncircular+0x20/0x20 [ 107.751048] ? __might_sleep+0x95/0x190 [ 107.751059] __alloc_pages_nodemask+0x9f7/0xd80 [ 107.751071] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 107.751077] ? __alloc_pages_nodemask+0xae5/0xd80 [ 107.751085] ? find_held_lock+0x39/0x1d0 [ 107.751094] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 107.751123] ? cache_grow_begin+0x31b/0x400 [ 107.751136] cache_grow_begin+0x86/0x400 [ 107.751147] fallback_alloc+0x150/0x2b0 [ 107.751163] ____cache_alloc_node+0x1cf/0x1e0 [ 107.751175] kmem_cache_alloc_trace+0x27d/0x750 [ 107.751182] ? lock_downgrade+0x990/0x990 [ 107.751201] kvm_dev_ioctl+0x216/0x1840 [ 107.751213] ? lock_release+0xd70/0xd70 [ 107.751222] ? install_new_memslots+0x420/0x420 [ 107.751227] ? check_noncircular+0x20/0x20 [ 107.751237] ? __handle_mm_fault+0x587/0x39c0 [ 107.751252] ? avc_has_extended_perms+0x7fa/0x12c0 [ 107.751269] ? avc_ss_reset+0x110/0x110 [ 107.751285] ? lock_downgrade+0x990/0x990 [ 107.751318] ? check_same_owner+0x320/0x320 [ 107.751323] ? __handle_mm_fault+0x39c0/0x39c0 [ 107.751329] ? vmacache_find+0x61/0x270 [ 107.751338] ? rcu_note_context_switch+0x710/0x710 [ 107.751352] ? install_new_memslots+0x420/0x420 [ 107.751359] do_vfs_ioctl+0x1b1/0x1530 [ 107.751365] ? _cond_resched+0x14/0x30 [ 107.751377] ? ioctl_preallocate+0x2b0/0x2b0 [ 107.751386] ? selinux_capable+0x40/0x40 [ 107.751394] ? putname+0xf3/0x130 [ 107.751415] ? security_file_ioctl+0x7d/0xb0 [ 107.751421] ? security_file_ioctl+0x89/0xb0 [ 107.751432] SyS_ioctl+0x8f/0xc0 [ 107.751443] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 107.751448] RIP: 0033:0x435369 [ 107.751452] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 107.751459] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 107.751463] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000387 [ 107.751466] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 107.751470] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 107.751473] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 107.901758] Node 0 active_anon:6300kB inactive_anon:52kB active_file:252kB inactive_file:1240kB unevictable:0kB isolated(anon):0kB isolated(file):212kB mapped:892kB dirty:0kB writeback:0kB shmem:124kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 107.909042] Node 1 active_anon:7508kB inactive_anon:120kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:208kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 107.911855] Node 0 DMA free:4172kB min:640kB low:800kB high:960kB active_anon:80kB 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 [ 107.914660] lowmem_reserve[]: 0 886 886 886 [ 107.915197] Node 0 DMA32 free:36848kB min:36536kB low:45668kB high:54800kB active_anon:6220kB inactive_anon:52kB active_file:152kB inactive_file:1224kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1696kB pagetables:628kB bounce:0kB free_pcp:772kB local_pcp:224kB free_cma:0kB executing program [ 107.927075] lowmem_reserve[]: 0 0 0 0 [ 107.930574] Node 1 DMA32 free:30344kB min:30404kB low:38004kB high:45604kB active_anon:7508kB inactive_anon:120kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2176kB pagetables:548kB bounce:0kB free_pcp:720kB local_pcp:240kB free_cma:0kB [ 107.943552] lowmem_reserve[]: 0 0 0 0 [ 107.946016] Node 0 DMA: 7*4kB (UM) 2*8kB (ME) 24*16kB (UE) 11*32kB (UME) 7*64kB (UE) 3*128kB (UME) 2*256kB (ME) 2*512kB (ME) 1*1024kB (M) 0*2048kB 0*4096kB = 4172kB [ 107.958045] Node 0 DMA32: 645*4kB (UME) 323*8kB (UME) 723*16kB (UEH) 377*32kB (UME) 110*64kB (UH) 0*128kB 0*256kB 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 36860kB [ 107.961077] Node 1 DMA32: 193*4kB (UME) 89*8kB (UME) 622*16kB (UME) 303*32kB (UME) 142*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30220kB [ 107.964944] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 107.968080] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 107.979151] 573 total pagecache pages [ 107.980782] 0 pages in swap cache [ 107.981218] Swap cache stats: add 0, delete 0, find 0/0 [ 107.982534] Free swap = 0kB [ 107.983257] Total swap = 0kB [ 107.984148] 524186 pages RAM [ 107.984943] 0 pages HighMem/MovableOnly [ 107.985806] 103968 pages reserved executing program [ 108.031468] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 108.032729] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 108.033291] CPU: 3 PID: 3113 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 108.034059] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 108.038234] Call Trace: [ 108.038500] dump_stack+0x194/0x257 [ 108.038863] ? arch_local_irq_restore+0x53/0x53 [ 108.039327] ? flush_work+0x621/0x930 [ 108.039714] warn_alloc+0x1c2/0x2f0 [ 108.040078] ? zone_watermark_ok_safe+0x430/0x430 [ 108.040549] ? mutex_unlock+0xd/0x10 [ 108.040949] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 108.041484] ? warn_alloc+0x2f0/0x2f0 [ 108.041853] ? SyS_ioctl+0x8f/0xc0 [ 108.042208] ? warn_alloc+0x2f0/0x2f0 [ 108.042589] ? save_stack_trace+0x16/0x20 [ 108.042997] ? alloc_set_pte+0x1162/0x18f0 [ 108.043423] ? check_noncircular+0x20/0x20 [ 108.043853] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 108.044374] ? find_held_lock+0x39/0x1d0 [ 108.044797] ? lock_downgrade+0x990/0x990 [ 108.045230] ? check_same_owner+0x320/0x320 [ 108.045662] ? rcu_note_context_switch+0x710/0x710 [ 108.046141] ? check_noncircular+0x20/0x20 [ 108.046563] ? __might_sleep+0x95/0x190 [ 108.046957] __alloc_pages_nodemask+0x9f7/0xd80 [ 108.047416] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 108.047903] ? __alloc_pages_nodemask+0xae5/0xd80 [ 108.048369] ? find_held_lock+0x39/0x1d0 [ 108.058898] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 108.059504] ? cache_grow_begin+0x31b/0x400 [ 108.073140] cache_grow_begin+0x86/0x400 [ 108.073556] fallback_alloc+0x150/0x2b0 [ 108.074564] ____cache_alloc_node+0x1cf/0x1e0 [ 108.075220] kmem_cache_alloc_trace+0x27d/0x750 [ 108.075716] ? lock_downgrade+0x990/0x990 [ 108.077966] kvm_dev_ioctl+0x216/0x1840 [ 108.078443] ? lock_release+0xd70/0xd70 [ 108.078928] ? install_new_memslots+0x420/0x420 [ 108.079492] ? check_noncircular+0x20/0x20 [ 108.080022] ? __handle_mm_fault+0x587/0x39c0 [ 108.080559] ? avc_has_extended_perms+0x7fa/0x12c0 [ 108.081186] ? avc_ss_reset+0x110/0x110 [ 108.081670] ? lock_downgrade+0x990/0x990 [ 108.082195] ? check_same_owner+0x320/0x320 [ 108.083151] ? __handle_mm_fault+0x39c0/0x39c0 [ 108.084027] ? vmacache_find+0x61/0x270 [ 108.093257] ? rcu_note_context_switch+0x710/0x710 [ 108.094184] ? install_new_memslots+0x420/0x420 [ 108.095070] do_vfs_ioctl+0x1b1/0x1530 [ 108.096224] ? _cond_resched+0x14/0x30 [ 108.097644] ? ioctl_preallocate+0x2b0/0x2b0 [ 108.100212] ? selinux_capable+0x40/0x40 [ 108.100968] ? putname+0xf3/0x130 [ 108.101464] ? security_file_ioctl+0x7d/0xb0 [ 108.101914] ? security_file_ioctl+0x89/0xb0 [ 108.102372] SyS_ioctl+0x8f/0xc0 [ 108.102729] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 108.103213] RIP: 0033:0x435369 [ 108.103539] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 108.104316] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 108.107156] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000336 [ 108.108537] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 108.109960] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 108.111424] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 executing program [ 108.193497] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 108.200030] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 108.200624] CPU: 2 PID: 3108 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 108.201551] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 108.202435] Call Trace: [ 108.202737] dump_stack+0x194/0x257 [ 108.203142] ? arch_local_irq_restore+0x53/0x53 [ 108.203672] ? flush_work+0x621/0x930 [ 108.204117] warn_alloc+0x1c2/0x2f0 [ 108.209960] ? zone_watermark_ok_safe+0x430/0x430 [ 108.210494] ? mutex_unlock+0xd/0x10 [ 108.210954] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 108.211571] ? warn_alloc+0x2f0/0x2f0 [ 108.212220] ? SyS_ioctl+0x8f/0xc0 [ 108.212856] ? warn_alloc+0x2f0/0x2f0 [ 108.214249] ? save_stack_trace+0x16/0x20 [ 108.216064] ? check_noncircular+0x20/0x20 [ 108.216871] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 108.220600] ? find_held_lock+0x39/0x1d0 [ 108.221199] ? lock_downgrade+0x990/0x990 [ 108.221837] ? check_same_owner+0x320/0x320 [ 108.222472] ? rcu_note_context_switch+0x710/0x710 [ 108.223199] ? check_noncircular+0x20/0x20 [ 108.223813] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 108.226071] ? __might_sleep+0x95/0x190 [ 108.230943] __alloc_pages_nodemask+0x9f7/0xd80 [ 108.231760] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 108.232644] ? __alloc_pages_nodemask+0xae5/0xd80 [ 108.233541] ? find_held_lock+0x39/0x1d0 [ 108.234312] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 108.235257] ? cache_grow_begin+0x31b/0x400 [ 108.236105] cache_grow_begin+0x86/0x400 [ 108.238879] fallback_alloc+0x150/0x2b0 [ 108.244165] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 108.244186] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 108.282536] ____cache_alloc_node+0x1cf/0x1e0 [ 108.283310] kmem_cache_alloc_trace+0x27d/0x750 [ 108.283991] ? lock_downgrade+0x990/0x990 [ 108.284369] kvm_dev_ioctl+0x216/0x1840 [ 108.285838] ? lock_release+0xd70/0xd70 [ 108.290831] ? install_new_memslots+0x420/0x420 [ 108.291373] ? avc_has_extended_perms+0x7fa/0x12c0 [ 108.291911] ? unwind_get_return_address+0x61/0xa0 [ 108.292461] ? avc_ss_reset+0x110/0x110 [ 108.293126] ? putname+0xee/0x130 [ 108.293801] ? save_stack+0xa3/0xd0 [ 108.294463] ? save_stack_trace+0x16/0x20 [ 108.295241] ? save_stack+0x43/0xd0 [ 108.301026] ? kasan_slab_free+0x71/0xc0 [ 108.301827] ? kmem_cache_free+0x77/0x280 [ 108.302611] ? putname+0xee/0x130 [ 108.303227] ? do_sys_open+0x31b/0x6d0 [ 108.303955] ? __lock_is_held+0xbc/0x140 [ 108.304715] ? check_same_owner+0x320/0x320 [ 108.305340] ? rcu_note_context_switch+0x710/0x710 [ 108.306257] ? install_new_memslots+0x420/0x420 [ 108.306943] do_vfs_ioctl+0x1b1/0x1530 [ 108.307507] ? _cond_resched+0x14/0x30 [ 108.308096] ? ioctl_preallocate+0x2b0/0x2b0 [ 108.317905] ? selinux_capable+0x40/0x40 [ 108.318288] ? putname+0xf3/0x130 [ 108.318629] ? security_file_ioctl+0x7d/0xb0 [ 108.319036] ? security_file_ioctl+0x89/0xb0 [ 108.319443] SyS_ioctl+0x8f/0xc0 [ 108.319768] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 108.320308] RIP: 0033:0x435369 [ 108.320671] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 108.321530] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 108.322409] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000307 [ 108.323198] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 108.324351] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 108.325827] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 108.337470] CPU: 3 PID: 3111 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 108.344083] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 108.345824] Call Trace: [ 108.346520] dump_stack+0x194/0x257 [ 108.347413] ? arch_local_irq_restore+0x53/0x53 [ 108.348415] ? flush_work+0x621/0x930 [ 108.349556] warn_alloc+0x1c2/0x2f0 [ 108.350421] ? zone_watermark_ok_safe+0x430/0x430 [ 108.352064] ? mutex_unlock+0xd/0x10 [ 108.353689] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 108.355681] ? warn_alloc+0x2f0/0x2f0 [ 108.357380] ? SyS_ioctl+0x8f/0xc0 [ 108.358076] ? warn_alloc+0x2f0/0x2f0 [ 108.359652] ? save_stack_trace+0x16/0x20 [ 108.360387] ? alloc_set_pte+0x1162/0x18f0 [ 108.364805] ? check_noncircular+0x20/0x20 [ 108.366573] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 108.367577] ? find_held_lock+0x39/0x1d0 [ 108.368484] ? lock_downgrade+0x990/0x990 [ 108.369377] ? check_same_owner+0x320/0x320 [ 108.370254] ? rcu_note_context_switch+0x710/0x710 [ 108.374626] ? check_noncircular+0x20/0x20 [ 108.379498] ? __might_sleep+0x95/0x190 [ 108.379970] __alloc_pages_nodemask+0x9f7/0xd80 [ 108.380519] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 108.381102] ? __alloc_pages_nodemask+0xae5/0xd80 [ 108.381659] ? find_held_lock+0x39/0x1d0 [ 108.382134] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 108.382740] ? cache_grow_begin+0x31b/0x400 [ 108.384146] cache_grow_begin+0x86/0x400 [ 108.384643] fallback_alloc+0x150/0x2b0 [ 108.385106] ____cache_alloc_node+0x1cf/0x1e0 [ 108.385620] kmem_cache_alloc_trace+0x27d/0x750 [ 108.386149] ? lock_downgrade+0x990/0x990 [ 108.386637] kvm_dev_ioctl+0x216/0x1840 [ 108.387100] ? lock_release+0xd70/0xd70 [ 108.387559] ? install_new_memslots+0x420/0x420 [ 108.388095] ? check_noncircular+0x20/0x20 [ 108.388580] ? __handle_mm_fault+0x587/0x39c0 [ 108.399479] ? avc_has_extended_perms+0x7fa/0x12c0 [ 108.403095] ? avc_ss_reset+0x110/0x110 [ 108.403558] ? lock_downgrade+0x990/0x990 [ 108.404049] ? check_same_owner+0x320/0x320 [ 108.404534] ? __handle_mm_fault+0x39c0/0x39c0 [ 108.405025] ? vmacache_find+0x61/0x270 [ 108.405478] ? rcu_note_context_switch+0x710/0x710 [ 108.406041] ? install_new_memslots+0x420/0x420 [ 108.406564] do_vfs_ioctl+0x1b1/0x1530 [ 108.406995] ? _cond_resched+0x14/0x30 [ 108.407448] ? ioctl_preallocate+0x2b0/0x2b0 [ 108.426046] ? selinux_capable+0x40/0x40 [ 108.426501] ? putname+0xf3/0x130 [ 108.426913] ? security_file_ioctl+0x7d/0xb0 [ 108.427406] ? security_file_ioctl+0x89/0xb0 [ 108.427903] SyS_ioctl+0x8f/0xc0 [ 108.428284] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 108.428824] RIP: 0033:0x435369 [ 108.429171] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 108.430067] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 108.433371] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000391 [ 108.434864] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 108.435941] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 108.438437] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 executing program executing program executing program [ 109.895580] warn_alloc: 7 callbacks suppressed [ 109.896151] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 109.897474] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 109.898080] CPU: 1 PID: 3113 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 109.898869] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 109.899675] Call Trace: [ 109.899941] dump_stack+0x194/0x257 [ 109.900306] ? arch_local_irq_restore+0x53/0x53 [ 109.910230] ? flush_work+0x621/0x930 [ 109.910620] warn_alloc+0x1c2/0x2f0 [ 109.916913] ? zone_watermark_ok_safe+0x430/0x430 [ 109.917825] ? mutex_unlock+0xd/0x10 [ 109.918595] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 109.919621] ? warn_alloc+0x2f0/0x2f0 [ 109.936962] ? SyS_ioctl+0x8f/0xc0 [ 109.937620] ? warn_alloc+0x2f0/0x2f0 [ 109.938339] ? save_stack_trace+0x16/0x20 [ 109.939083] ? check_noncircular+0x20/0x20 [ 109.939974] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 109.961012] ? find_held_lock+0x39/0x1d0 [ 109.962418] ? lock_downgrade+0x990/0x990 [ 109.963764] ? check_same_owner+0x320/0x320 [ 109.965253] ? rcu_note_context_switch+0x710/0x710 [ 109.966807] ? check_noncircular+0x20/0x20 [ 109.968121] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 109.970349] ? __might_sleep+0x95/0x190 [ 109.971585] __alloc_pages_nodemask+0x9f7/0xd80 [ 109.973199] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 109.984264] ? __alloc_pages_nodemask+0xae5/0xd80 [ 109.984764] ? find_held_lock+0x39/0x1d0 [ 109.985212] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 109.985718] ? cache_grow_begin+0x31b/0x400 [ 109.990303] cache_grow_begin+0x86/0x400 [ 109.990722] fallback_alloc+0x150/0x2b0 [ 109.991130] ____cache_alloc_node+0x1cf/0x1e0 [ 109.994545] kmem_cache_alloc_trace+0x27d/0x750 [ 109.995030] ? lock_downgrade+0x990/0x990 [ 109.998906] kvm_dev_ioctl+0x216/0x1840 [ 110.000410] ? lock_release+0xd70/0xd70 [ 110.001461] ? install_new_memslots+0x420/0x420 [ 110.002362] ? avc_has_extended_perms+0x7fa/0x12c0 [ 110.003054] ? unwind_get_return_address+0x61/0xa0 [ 110.003630] ? avc_ss_reset+0x110/0x110 [ 110.009562] ? putname+0xee/0x130 [ 110.010956] ? save_stack+0xa3/0xd0 [ 110.011670] ? save_stack_trace+0x16/0x20 [ 110.014574] ? save_stack+0x43/0xd0 [ 110.015424] ? kasan_slab_free+0x71/0xc0 [ 110.015865] ? kmem_cache_free+0x77/0x280 [ 110.020734] ? putname+0xee/0x130 [ 110.021124] ? do_sys_open+0x31b/0x6d0 [ 110.021627] ? __lock_is_held+0xbc/0x140 [ 110.022086] ? check_same_owner+0x320/0x320 [ 110.023692] ? rcu_note_context_switch+0x710/0x710 [ 110.024259] ? install_new_memslots+0x420/0x420 [ 110.025847] do_vfs_ioctl+0x1b1/0x1530 [ 110.026284] ? _cond_resched+0x14/0x30 [ 110.029032] ? ioctl_preallocate+0x2b0/0x2b0 [ 110.029436] ? selinux_capable+0x40/0x40 [ 110.031312] ? putname+0xf3/0x130 [ 110.032310] ? security_file_ioctl+0x7d/0xb0 [ 110.035276] ? security_file_ioctl+0x89/0xb0 [ 110.035931] SyS_ioctl+0x8f/0xc0 [ 110.038150] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 110.041918] RIP: 0033:0x435369 [ 110.043203] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 110.045419] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 110.047796] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000337 [ 110.051119] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 110.052651] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 110.057782] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 110.060055] warn_alloc_show_mem: 4 callbacks suppressed [ 110.063657] Mem-Info: [ 110.070827] active_anon:3453 inactive_anon:43 isolated_anon:0 [ 110.070827] active_file:25 inactive_file:203 isolated_file:57 [ 110.070827] unevictable:0 dirty:0 writeback:0 unstable:0 [ 110.070827] slab_reclaimable:55124 slab_unreclaimable:327182 [ 110.070827] mapped:156 shmem:83 pagetables:294 bounce:0 [ 110.070827] free:18138 free_pcp:66 free_cma:0 [ 110.078643] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 110.078665] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 110.078685] CPU: 3 PID: 3110 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 110.078690] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 110.078694] Call Trace: [ 110.078706] dump_stack+0x194/0x257 [ 110.078716] ? arch_local_irq_restore+0x53/0x53 [ 110.078727] ? flush_work+0x621/0x930 [ 110.078743] warn_alloc+0x1c2/0x2f0 [ 110.078752] ? zone_watermark_ok_safe+0x430/0x430 [ 110.078758] ? mutex_unlock+0xd/0x10 [ 110.078789] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 110.078853] ? warn_alloc+0x2f0/0x2f0 [ 110.078862] ? SyS_ioctl+0x8f/0xc0 [ 110.078875] ? warn_alloc+0x2f0/0x2f0 [ 110.078886] ? save_stack_trace+0x16/0x20 [ 110.078907] ? check_noncircular+0x20/0x20 [ 110.078926] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 110.078950] ? find_held_lock+0x39/0x1d0 [ 110.078973] ? lock_downgrade+0x990/0x990 [ 110.079010] ? check_same_owner+0x320/0x320 [ 110.079023] ? rcu_note_context_switch+0x710/0x710 [ 110.079031] ? check_noncircular+0x20/0x20 [ 110.079037] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 110.079049] ? __might_sleep+0x95/0x190 [ 110.079062] __alloc_pages_nodemask+0x9f7/0xd80 [ 110.079077] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 110.079085] ? __alloc_pages_nodemask+0xae5/0xd80 [ 110.079094] ? find_held_lock+0x39/0x1d0 [ 110.079104] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 110.079141] ? cache_grow_begin+0x31b/0x400 [ 110.079158] cache_grow_begin+0x86/0x400 [ 110.079172] fallback_alloc+0x150/0x2b0 [ 110.079192] ____cache_alloc_node+0x1cf/0x1e0 [ 110.079207] kmem_cache_alloc_trace+0x27d/0x750 [ 110.079215] ? lock_downgrade+0x990/0x990 [ 110.079237] kvm_dev_ioctl+0x216/0x1840 [ 110.079251] ? lock_release+0xd70/0xd70 [ 110.079262] ? install_new_memslots+0x420/0x420 [ 110.079290] ? avc_has_extended_perms+0x7fa/0x12c0 [ 110.079297] ? unwind_get_return_address+0x61/0xa0 [ 110.079317] ? avc_ss_reset+0x110/0x110 [ 110.079327] ? putname+0xee/0x130 [ 110.079336] ? save_stack+0xa3/0xd0 [ 110.079345] ? save_stack_trace+0x16/0x20 [ 110.079352] ? save_stack+0x43/0xd0 [ 110.079357] ? kasan_slab_free+0x71/0xc0 [ 110.079363] ? kmem_cache_free+0x77/0x280 [ 110.079367] ? putname+0xee/0x130 [ 110.079374] ? do_sys_open+0x31b/0x6d0 [ 110.079388] ? __lock_is_held+0xbc/0x140 [ 110.079418] ? check_same_owner+0x320/0x320 [ 110.079430] ? rcu_note_context_switch+0x710/0x710 [ 110.079448] ? install_new_memslots+0x420/0x420 [ 110.079455] do_vfs_ioctl+0x1b1/0x1530 [ 110.079462] ? _cond_resched+0x14/0x30 [ 110.079478] ? ioctl_preallocate+0x2b0/0x2b0 [ 110.079490] ? selinux_capable+0x40/0x40 [ 110.079500] ? putname+0xf3/0x130 [ 110.079526] ? security_file_ioctl+0x7d/0xb0 [ 110.079533] ? security_file_ioctl+0x89/0xb0 [ 110.079546] SyS_ioctl+0x8f/0xc0 [ 110.079562] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 110.079569] RIP: 0033:0x435369 [ 110.079574] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 110.079582] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 110.079587] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000003ce [ 110.079591] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 110.079596] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 110.079600] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 110.203224] Node 0 active_anon:6284kB inactive_anon:52kB active_file:52kB inactive_file:336kB unevictable:0kB isolated(anon):0kB isolated(file):180kB mapped:412kB dirty:8kB writeback:0kB shmem:124kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 110.213167] Node 1 active_anon:7528kB inactive_anon:120kB active_file:132kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:56kB dirty:4kB writeback:0kB shmem:208kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 110.222951] Node 0 DMA free:4172kB min:640kB low:800kB high:960kB active_anon:80kB 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 [ 110.232443] lowmem_reserve[]: 0 886 886 886 [ 110.233350] Node 0 DMA32 free:38288kB min:36536kB low:45668kB high:54800kB active_anon:6204kB inactive_anon:52kB active_file:0kB inactive_file:672kB unevictable:0kB writepending:8kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1696kB pagetables:612kB bounce:0kB free_pcp:964kB local_pcp:152kB free_cma:0kB [ 110.243932] lowmem_reserve[]: 0 0 0 0 [ 110.244797] Node 1 DMA32 free:30236kB min:30404kB low:38004kB high:45604kB active_anon:7528kB inactive_anon:120kB active_file:132kB inactive_file:20kB unevictable:0kB writepending:4kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2176kB pagetables:564kB bounce:0kB free_pcp:56kB local_pcp:0kB free_cma:0kB [ 110.252472] lowmem_reserve[]: 0 0 0 0 [ 110.253623] Node 0 DMA: 7*4kB (UM) 2*8kB (ME) 24*16kB (UE) 11*32kB (UME) 7*64kB (UE) 3*128kB (UME) 2*256kB (ME) 2*512kB (ME) 1*1024kB (M) 0*2048kB 0*4096kB = 4172kB [ 110.259067] Node 0 DMA32: 658*4kB (UME) 342*8kB (UME) 749*16kB (UMEH) 387*32kB (UME) 118*64kB (UMH) 0*128kB 0*256kB 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 38312kB [ 110.266660] Node 1 DMA32: 329*4kB (UME) 84*8kB (ME) 607*16kB (UME) 303*32kB (UME) 142*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30484kB [ 110.269641] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 110.274674] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 110.276365] 217 total pagecache pages [ 110.277178] 0 pages in swap cache [ 110.277883] Swap cache stats: add 0, delete 0, find 0/0 [ 110.293089] Free swap = 0kB [ 110.293899] Total swap = 0kB [ 110.294550] 524186 pages RAM [ 110.295741] 0 pages HighMem/MovableOnly [ 110.296636] 103968 pages reserved [ 110.473118] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 110.474903] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 110.475576] CPU: 3 PID: 3111 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 110.477149] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 110.477964] Call Trace: [ 110.478275] dump_stack+0x194/0x257 executing program executing program executing program executing program executing program [ 110.478695] ? arch_local_irq_restore+0x53/0x53 [ 110.484901] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 110.484920] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 110.491797] ? isolate_lru_page+0x11d0/0x11d0 [ 110.492244] warn_alloc+0x1c2/0x2f0 [ 110.493383] ? zone_watermark_ok_safe+0x430/0x430 [ 110.493893] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 110.494424] ? warn_alloc+0x2f0/0x2f0 [ 110.494797] ? SyS_ioctl+0x8f/0xc0 [ 110.495150] ? warn_alloc+0x2f0/0x2f0 [ 110.495551] ? save_stack_trace+0x16/0x20 [ 110.496000] ? check_noncircular+0x20/0x20 [ 110.496446] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 110.513047] ? find_held_lock+0x39/0x1d0 [ 110.513517] ? lock_downgrade+0x990/0x990 [ 110.514904] ? check_same_owner+0x320/0x320 [ 110.521067] ? rcu_note_context_switch+0x710/0x710 [ 110.521556] ? check_noncircular+0x20/0x20 [ 110.521988] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 110.522664] ? __might_sleep+0x95/0x190 [ 110.523073] __alloc_pages_nodemask+0x9f7/0xd80 [ 110.523547] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 110.524052] ? __alloc_pages_nodemask+0xae5/0xd80 [ 110.524547] ? find_held_lock+0x39/0x1d0 [ 110.524971] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 110.525516] ? cache_grow_begin+0x31b/0x400 [ 110.525994] cache_grow_begin+0x86/0x400 [ 110.526426] fallback_alloc+0x150/0x2b0 [ 110.526869] ____cache_alloc_node+0x1cf/0x1e0 [ 110.533657] kmem_cache_alloc_trace+0x27d/0x750 [ 110.534213] ? lock_downgrade+0x990/0x990 [ 110.534659] kvm_dev_ioctl+0x216/0x1840 [ 110.535108] ? lock_release+0xd70/0xd70 [ 110.535488] ? install_new_memslots+0x420/0x420 [ 110.536001] ? avc_has_extended_perms+0x7fa/0x12c0 [ 110.536517] ? unwind_get_return_address+0x61/0xa0 [ 110.541117] ? avc_ss_reset+0x110/0x110 [ 110.541564] ? putname+0xee/0x130 [ 110.541946] ? save_stack+0xa3/0xd0 [ 110.542351] ? save_stack_trace+0x16/0x20 [ 110.542812] ? save_stack+0x43/0xd0 [ 110.543219] ? kasan_slab_free+0x71/0xc0 [ 110.543679] ? kmem_cache_free+0x77/0x280 [ 110.544146] ? putname+0xee/0x130 executing program executing program [ 110.544557] ? do_sys_open+0x31b/0x6d0 [ 110.548555] ? __lock_is_held+0xbc/0x140 [ 110.549015] ? check_same_owner+0x320/0x320 [ 110.549476] ? rcu_note_context_switch+0x710/0x710 [ 110.550009] ? install_new_memslots+0x420/0x420 [ 110.550504] do_vfs_ioctl+0x1b1/0x1530 [ 110.550917] ? _cond_resched+0x14/0x30 [ 110.556947] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 110.556969] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 110.558662] ? ioctl_preallocate+0x2b0/0x2b0 [ 110.559121] ? selinux_capable+0x40/0x40 [ 110.559567] ? putname+0xf3/0x130 [ 110.559969] ? security_file_ioctl+0x7d/0xb0 [ 110.560448] ? security_file_ioctl+0x89/0xb0 [ 110.561258] SyS_ioctl+0x8f/0xc0 [ 110.564586] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 110.565510] RIP: 0033:0x435369 [ 110.566128] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 110.567531] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 110.573033] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000393 [ 110.574282] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 110.575681] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 110.577095] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 110.578307] CPU: 0 PID: 3108 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 110.585118] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 110.586261] Call Trace: [ 110.586626] dump_stack+0x194/0x257 [ 110.587118] ? arch_local_irq_restore+0x53/0x53 [ 110.587699] ? flush_work+0x621/0x930 [ 110.596614] warn_alloc+0x1c2/0x2f0 [ 110.597949] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 110.597970] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 110.601812] ? zone_watermark_ok_safe+0x430/0x430 [ 110.602468] ? mutex_unlock+0xd/0x10 [ 110.603015] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 110.603748] ? warn_alloc+0x2f0/0x2f0 [ 110.610508] ? SyS_ioctl+0x8f/0xc0 [ 110.614509] ? warn_alloc+0x2f0/0x2f0 [ 110.615049] ? save_stack_trace+0x16/0x20 [ 110.616633] ? check_noncircular+0x20/0x20 [ 110.617228] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 110.617943] ? find_held_lock+0x39/0x1d0 [ 110.618522] ? lock_downgrade+0x990/0x990 [ 110.619130] ? check_same_owner+0x320/0x320 [ 110.619800] ? rcu_note_context_switch+0x710/0x710 [ 110.626926] ? check_noncircular+0x20/0x20 [ 110.627513] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 110.633121] ? __might_sleep+0x95/0x190 [ 110.633713] __alloc_pages_nodemask+0x9f7/0xd80 [ 110.634408] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 110.635123] ? __alloc_pages_nodemask+0xae5/0xd80 [ 110.635841] ? find_held_lock+0x39/0x1d0 [ 110.636427] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 110.639090] ? cache_grow_begin+0x31b/0x400 [ 110.639670] cache_grow_begin+0x86/0x400 [ 110.640221] fallback_alloc+0x150/0x2b0 [ 110.641518] ____cache_alloc_node+0x1cf/0x1e0 [ 110.642133] kmem_cache_alloc_trace+0x27d/0x750 [ 110.648311] ? lock_downgrade+0x990/0x990 [ 110.650554] kvm_dev_ioctl+0x216/0x1840 [ 110.653920] ? lock_release+0xd70/0xd70 [ 110.656221] ? install_new_memslots+0x420/0x420 [ 110.660811] ? avc_has_extended_perms+0x7fa/0x12c0 [ 110.661983] ? unwind_get_return_address+0x61/0xa0 [ 110.664399] ? avc_ss_reset+0x110/0x110 [ 110.666408] ? putname+0xee/0x130 [ 110.668124] ? save_stack+0xa3/0xd0 [ 110.672670] ? save_stack_trace+0x16/0x20 [ 110.674943] ? save_stack+0x43/0xd0 [ 110.675760] ? kasan_slab_free+0x71/0xc0 [ 110.676722] ? kmem_cache_free+0x77/0x280 [ 110.677233] ? putname+0xee/0x130 [ 110.678618] ? do_sys_open+0x31b/0x6d0 [ 110.681329] ? __lock_is_held+0xbc/0x140 [ 110.682219] ? check_same_owner+0x320/0x320 [ 110.683296] ? rcu_note_context_switch+0x710/0x710 [ 110.685304] ? install_new_memslots+0x420/0x420 [ 110.686972] do_vfs_ioctl+0x1b1/0x1530 [ 110.688454] ? _cond_resched+0x14/0x30 [ 110.690121] ? ioctl_preallocate+0x2b0/0x2b0 [ 110.691930] ? selinux_capable+0x40/0x40 [ 110.693529] ? putname+0xf3/0x130 [ 110.694952] ? security_file_ioctl+0x7d/0xb0 [ 110.696716] ? security_file_ioctl+0x89/0xb0 [ 110.698446] SyS_ioctl+0x8f/0xc0 [ 110.699757] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 110.701625] RIP: 0033:0x435369 [ 110.702891] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 110.706124] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 110.709136] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000030b [ 110.712158] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 110.715120] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 110.717997] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 110.720727] CPU: 3 PID: 3109 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 110.723982] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 110.737506] Call Trace: [ 110.737800] dump_stack+0x194/0x257 [ 110.738195] ? arch_local_irq_restore+0x53/0x53 [ 110.738716] ? isolate_lru_page+0x11d0/0x11d0 [ 110.739247] warn_alloc+0x1c2/0x2f0 [ 110.739653] ? zone_watermark_ok_safe+0x430/0x430 [ 110.740202] ? rcu_note_context_switch+0x710/0x710 [ 110.740762] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 110.741382] ? warn_alloc+0x2f0/0x2f0 [ 110.741820] ? SyS_ioctl+0x8f/0xc0 [ 110.742210] ? warn_alloc+0x2f0/0x2f0 [ 110.742641] ? save_stack_trace+0x16/0x20 [ 110.743111] ? alloc_set_pte+0x1162/0x18f0 [ 110.751611] ? check_noncircular+0x20/0x20 [ 110.752080] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 110.752637] ? find_held_lock+0x39/0x1d0 [ 110.753062] ? lock_downgrade+0x990/0x990 [ 110.753481] ? check_same_owner+0x320/0x320 [ 110.753928] ? rcu_note_context_switch+0x710/0x710 [ 110.754516] ? check_noncircular+0x20/0x20 [ 110.754991] ? __might_sleep+0x95/0x190 [ 110.755415] __alloc_pages_nodemask+0x9f7/0xd80 [ 110.755887] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 110.756386] ? __alloc_pages_nodemask+0xae5/0xd80 [ 110.756884] ? find_held_lock+0x39/0x1d0 [ 110.757275] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 110.757830] ? cache_grow_begin+0x31b/0x400 [ 110.758288] cache_grow_begin+0x86/0x400 [ 110.758725] fallback_alloc+0x150/0x2b0 [ 110.759150] ____cache_alloc_node+0x1cf/0x1e0 [ 110.759628] kmem_cache_alloc_trace+0x27d/0x750 [ 110.760126] ? lock_downgrade+0x990/0x990 [ 110.760607] kvm_dev_ioctl+0x216/0x1840 [ 110.761061] ? lock_release+0xd70/0xd70 [ 110.761480] ? install_new_memslots+0x420/0x420 [ 110.762025] ? check_noncircular+0x20/0x20 [ 110.762507] ? __handle_mm_fault+0x587/0x39c0 [ 110.763042] ? avc_has_extended_perms+0x7fa/0x12c0 [ 110.763628] ? avc_ss_reset+0x110/0x110 [ 110.764107] ? lock_downgrade+0x990/0x990 [ 110.774815] ? check_same_owner+0x320/0x320 [ 110.775244] ? __handle_mm_fault+0x39c0/0x39c0 [ 110.775698] ? vmacache_find+0x61/0x270 [ 110.776097] ? rcu_note_context_switch+0x710/0x710 [ 110.776586] ? install_new_memslots+0x420/0x420 [ 110.777089] do_vfs_ioctl+0x1b1/0x1530 [ 110.779866] ? _cond_resched+0x14/0x30 [ 110.780295] ? ioctl_preallocate+0x2b0/0x2b0 [ 110.780823] ? selinux_capable+0x40/0x40 [ 110.781258] ? putname+0xf3/0x130 [ 110.781659] ? security_file_ioctl+0x7d/0xb0 [ 110.782159] ? security_file_ioctl+0x89/0xb0 [ 110.782659] SyS_ioctl+0x8f/0xc0 [ 110.783057] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 110.783575] RIP: 0033:0x435369 [ 110.803009] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 110.803783] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 110.804516] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000035e [ 110.812207] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 110.813000] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 110.813721] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 110.814498] CPU: 2 PID: 3107 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 110.815223] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 110.815883] Call Trace: [ 110.816108] dump_stack+0x194/0x257 [ 110.816421] ? arch_local_irq_restore+0x53/0x53 [ 110.816812] ? flush_work+0x621/0x930 [ 110.817141] warn_alloc+0x1c2/0x2f0 [ 110.817447] ? zone_watermark_ok_safe+0x430/0x430 executing program executing program executing program [ 110.817818] ? mutex_unlock+0xd/0x10 [ 110.853031] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 110.853663] ? warn_alloc+0x2f0/0x2f0 [ 110.854092] ? SyS_ioctl+0x8f/0xc0 [ 110.854499] ? warn_alloc+0x2f0/0x2f0 [ 110.854930] ? save_stack_trace+0x16/0x20 [ 110.855406] ? check_noncircular+0x20/0x20 [ 110.855890] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 110.856509] ? find_held_lock+0x39/0x1d0 [ 110.856866] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 110.856886] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 110.863405] ? lock_downgrade+0x990/0x990 [ 110.863886] ? check_same_owner+0x320/0x320 [ 110.872579] ? rcu_note_context_switch+0x710/0x710 [ 110.873162] ? check_noncircular+0x20/0x20 [ 110.873610] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 110.874252] ? __might_sleep+0x95/0x190 [ 110.881202] __alloc_pages_nodemask+0x9f7/0xd80 [ 110.885169] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 110.886179] ? __alloc_pages_nodemask+0xae5/0xd80 [ 110.888706] ? find_held_lock+0x39/0x1d0 [ 110.897778] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 110.898672] ? cache_grow_begin+0x31b/0x400 [ 110.899436] cache_grow_begin+0x86/0x400 [ 110.900164] fallback_alloc+0x150/0x2b0 [ 110.901664] ____cache_alloc_node+0x1cf/0x1e0 [ 110.903448] kmem_cache_alloc_trace+0x27d/0x750 [ 110.907657] ? lock_downgrade+0x990/0x990 [ 110.909214] kvm_dev_ioctl+0x216/0x1840 [ 110.915958] ? lock_release+0xd70/0xd70 [ 110.917585] ? install_new_memslots+0x420/0x420 [ 110.919380] ? avc_has_extended_perms+0x7fa/0x12c0 [ 110.921198] ? unwind_get_return_address+0x61/0xa0 [ 110.923201] ? avc_ss_reset+0x110/0x110 [ 110.924943] ? putname+0xee/0x130 [ 110.926769] ? save_stack+0xa3/0xd0 [ 110.927462] ? save_stack_trace+0x16/0x20 [ 110.928713] ? save_stack+0x43/0xd0 [ 110.930594] ? kasan_slab_free+0x71/0xc0 [ 110.934668] ? kmem_cache_free+0x77/0x280 [ 110.935459] ? putname+0xee/0x130 [ 110.936352] ? do_sys_open+0x31b/0x6d0 [ 110.937044] ? __lock_is_held+0xbc/0x140 [ 110.937517] ? check_same_owner+0x320/0x320 [ 110.939138] ? rcu_note_context_switch+0x710/0x710 [ 110.939676] ? install_new_memslots+0x420/0x420 [ 110.941370] do_vfs_ioctl+0x1b1/0x1530 [ 110.941779] ? _cond_resched+0x14/0x30 [ 110.943335] ? ioctl_preallocate+0x2b0/0x2b0 [ 110.943834] ? selinux_capable+0x40/0x40 [ 110.946080] ? putname+0xf3/0x130 [ 110.947545] ? security_file_ioctl+0x7d/0xb0 [ 110.949406] ? security_file_ioctl+0x89/0xb0 [ 110.951365] SyS_ioctl+0x8f/0xc0 [ 110.951736] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 110.953565] RIP: 0033:0x435369 [ 110.953906] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 110.958262] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 110.959032] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000038a [ 110.970200] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 110.970979] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 110.971736] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 110.972515] CPU: 0 PID: 3112 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 110.974115] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 110.975771] Call Trace: [ 110.976330] dump_stack+0x194/0x257 [ 110.977102] ? arch_local_irq_restore+0x53/0x53 executing program [ 110.981916] ? flush_work+0x621/0x930 [ 110.986951] warn_alloc+0x1c2/0x2f0 [ 110.987683] ? zone_watermark_ok_safe+0x430/0x430 [ 110.988679] ? mutex_unlock+0xd/0x10 [ 110.989489] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 110.990550] ? warn_alloc+0x2f0/0x2f0 [ 110.991313] ? SyS_ioctl+0x8f/0xc0 [ 110.992038] ? warn_alloc+0x2f0/0x2f0 [ 110.994902] ? save_stack_trace+0x16/0x20 [ 110.995628] ? check_noncircular+0x20/0x20 [ 110.996372] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 110.997441] ? find_held_lock+0x39/0x1d0 [ 111.005412] ? lock_downgrade+0x990/0x990 [ 111.006118] ? check_same_owner+0x320/0x320 [ 111.006723] ? rcu_note_context_switch+0x710/0x710 [ 111.007415] ? check_noncircular+0x20/0x20 [ 111.008011] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 111.009030] ? __might_sleep+0x95/0x190 [ 111.009822] __alloc_pages_nodemask+0x9f7/0xd80 [ 111.010750] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 111.011782] ? __alloc_pages_nodemask+0xae5/0xd80 [ 111.012827] ? find_held_lock+0x39/0x1d0 [ 111.013219] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 111.013813] ? cache_grow_begin+0x31b/0x400 [ 111.014306] cache_grow_begin+0x86/0x400 [ 111.014778] fallback_alloc+0x150/0x2b0 [ 111.015244] ____cache_alloc_node+0x1cf/0x1e0 [ 111.015760] kmem_cache_alloc_trace+0x27d/0x750 [ 111.016287] ? lock_downgrade+0x990/0x990 [ 111.016778] kvm_dev_ioctl+0x216/0x1840 [ 111.017241] ? lock_release+0xd70/0xd70 [ 111.017966] ? install_new_memslots+0x420/0x420 [ 111.018458] ? avc_has_extended_perms+0x7fa/0x12c0 [ 111.018952] ? unwind_get_return_address+0x61/0xa0 [ 111.019423] ? avc_ss_reset+0x110/0x110 [ 111.019778] ? putname+0xee/0x130 [ 111.020100] ? save_stack+0xa3/0xd0 [ 111.020458] ? save_stack_trace+0x16/0x20 [ 111.027988] ? save_stack+0x43/0xd0 [ 111.028406] ? kasan_slab_free+0x71/0xc0 [ 111.028888] ? kmem_cache_free+0x77/0x280 [ 111.029369] ? putname+0xee/0x130 [ 111.029775] ? do_sys_open+0x31b/0x6d0 [ 111.030239] ? __lock_is_held+0xbc/0x140 [ 111.030740] ? check_same_owner+0x320/0x320 [ 111.031254] ? rcu_note_context_switch+0x710/0x710 [ 111.031842] ? install_new_memslots+0x420/0x420 [ 111.032374] do_vfs_ioctl+0x1b1/0x1530 [ 111.032810] ? _cond_resched+0x14/0x30 [ 111.033249] ? ioctl_preallocate+0x2b0/0x2b0 [ 111.033721] ? selinux_capable+0x40/0x40 [ 111.034131] ? putname+0xf3/0x130 [ 111.034448] ? security_file_ioctl+0x7d/0xb0 [ 111.049138] ? security_file_ioctl+0x89/0xb0 [ 111.049892] SyS_ioctl+0x8f/0xc0 [ 111.050441] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 111.051176] RIP: 0033:0x435369 [ 111.051724] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 111.053065] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 111.054329] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000391 [ 111.055582] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 111.056797] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 111.057991] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 executing program [ 111.591886] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 111.593309] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 111.593980] CPU: 2 PID: 3107 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 111.594797] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 111.595558] Call Trace: [ 111.596045] dump_stack+0x194/0x257 [ 111.598078] ? arch_local_irq_restore+0x53/0x53 [ 111.599572] ? flush_work+0x621/0x930 [ 111.600220] warn_alloc+0x1c2/0x2f0 [ 111.600855] ? zone_watermark_ok_safe+0x430/0x430 [ 111.601595] ? mutex_unlock+0xd/0x10 [ 111.602170] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 111.602984] ? warn_alloc+0x2f0/0x2f0 [ 111.603551] ? SyS_ioctl+0x8f/0xc0 [ 111.604117] ? warn_alloc+0x2f0/0x2f0 [ 111.604727] ? save_stack_trace+0x16/0x20 [ 111.606200] ? check_noncircular+0x20/0x20 [ 111.607043] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 111.608789] ? find_held_lock+0x39/0x1d0 [ 111.610505] ? lock_downgrade+0x990/0x990 [ 111.611174] ? check_same_owner+0x320/0x320 [ 111.611851] ? rcu_note_context_switch+0x710/0x710 [ 111.612595] ? check_noncircular+0x20/0x20 [ 111.613275] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 111.614299] ? __might_sleep+0x95/0x190 [ 111.615017] __alloc_pages_nodemask+0x9f7/0xd80 [ 111.615999] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 111.617189] ? __alloc_pages_nodemask+0xae5/0xd80 [ 111.620132] ? find_held_lock+0x39/0x1d0 [ 111.621653] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 111.623806] ? cache_grow_begin+0x31b/0x400 [ 111.625718] cache_grow_begin+0x86/0x400 [ 111.627106] fallback_alloc+0x150/0x2b0 [ 111.628142] ____cache_alloc_node+0x1cf/0x1e0 [ 111.629731] kmem_cache_alloc_trace+0x27d/0x750 [ 111.630945] ? lock_downgrade+0x990/0x990 [ 111.632770] kvm_dev_ioctl+0x216/0x1840 [ 111.633532] ? lock_release+0xd70/0xd70 [ 111.635171] ? install_new_memslots+0x420/0x420 [ 111.636204] ? avc_has_extended_perms+0x7fa/0x12c0 [ 111.637703] ? unwind_get_return_address+0x61/0xa0 [ 111.639079] ? avc_ss_reset+0x110/0x110 [ 111.641858] ? putname+0xee/0x130 [ 111.642535] ? save_stack+0xa3/0xd0 [ 111.644077] ? save_stack_trace+0x16/0x20 [ 111.645539] ? save_stack+0x43/0xd0 [ 111.646572] ? kasan_slab_free+0x71/0xc0 [ 111.648406] ? kmem_cache_free+0x77/0x280 [ 111.649537] ? putname+0xee/0x130 [ 111.651231] ? do_sys_open+0x31b/0x6d0 [ 111.651907] ? __lock_is_held+0xbc/0x140 [ 111.653172] ? check_same_owner+0x320/0x320 [ 111.655010] ? rcu_note_context_switch+0x710/0x710 [ 111.656413] ? install_new_memslots+0x420/0x420 [ 111.657571] do_vfs_ioctl+0x1b1/0x1530 [ 111.659112] ? _cond_resched+0x14/0x30 [ 111.661441] ? ioctl_preallocate+0x2b0/0x2b0 [ 111.662183] ? selinux_capable+0x40/0x40 [ 111.662788] ? putname+0xf3/0x130 [ 111.663560] ? security_file_ioctl+0x7d/0xb0 [ 111.664214] ? security_file_ioctl+0x89/0xb0 [ 111.664902] SyS_ioctl+0x8f/0xc0 [ 111.665410] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 111.666164] RIP: 0033:0x435369 [ 111.666644] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 111.667780] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 111.669093] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000038b [ 111.675202] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 111.707800] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 111.711815] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 111.719145] warn_alloc_show_mem: 6 callbacks suppressed [ 111.721451] Mem-Info: [ 111.764845] active_anon:3453 inactive_anon:43 isolated_anon:0 [ 111.764845] active_file:39 inactive_file:28 isolated_file:7 [ 111.764845] unevictable:0 dirty:2 writeback:1 unstable:0 [ 111.764845] slab_reclaimable:55127 slab_unreclaimable:327254 [ 111.764845] mapped:18 shmem:83 pagetables:294 bounce:0 [ 111.764845] free:18360 free_pcp:118 free_cma:0 [ 111.776146] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 111.776160] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 111.776175] CPU: 0 PID: 3111 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 111.776179] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 111.776182] Call Trace: [ 111.776193] dump_stack+0x194/0x257 [ 111.776204] ? arch_local_irq_restore+0x53/0x53 [ 111.776213] ? isolate_lru_page+0x11d0/0x11d0 [ 111.776228] warn_alloc+0x1c2/0x2f0 [ 111.776236] ? zone_watermark_ok_safe+0x430/0x430 [ 111.776254] ? rcu_note_context_switch+0x710/0x710 [ 111.776273] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 111.776316] ? warn_alloc+0x2f0/0x2f0 [ 111.776322] ? SyS_ioctl+0x8f/0xc0 [ 111.776330] ? warn_alloc+0x2f0/0x2f0 [ 111.776337] ? save_stack_trace+0x16/0x20 [ 111.776350] ? check_noncircular+0x20/0x20 [ 111.776362] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 111.776376] ? find_held_lock+0x39/0x1d0 [ 111.776389] ? lock_downgrade+0x990/0x990 [ 111.776410] ? check_same_owner+0x320/0x320 [ 111.776417] ? rcu_note_context_switch+0x710/0x710 [ 111.776421] ? check_noncircular+0x20/0x20 [ 111.776425] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 111.776432] ? __might_sleep+0x95/0x190 [ 111.776440] __alloc_pages_nodemask+0x9f7/0xd80 [ 111.776449] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 111.776454] ? __alloc_pages_nodemask+0xae5/0xd80 [ 111.776459] ? find_held_lock+0x39/0x1d0 [ 111.776465] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 111.776486] ? cache_grow_begin+0x31b/0x400 [ 111.776496] cache_grow_begin+0x86/0x400 [ 111.776504] fallback_alloc+0x150/0x2b0 [ 111.776515] ____cache_alloc_node+0x1cf/0x1e0 [ 111.776524] kmem_cache_alloc_trace+0x27d/0x750 [ 111.776528] ? lock_downgrade+0x990/0x990 [ 111.776541] kvm_dev_ioctl+0x216/0x1840 [ 111.776549] ? lock_release+0xd70/0xd70 [ 111.776555] ? install_new_memslots+0x420/0x420 [ 111.776571] ? avc_has_extended_perms+0x7fa/0x12c0 [ 111.776575] ? unwind_get_return_address+0x61/0xa0 [ 111.776587] ? avc_ss_reset+0x110/0x110 [ 111.776593] ? putname+0xee/0x130 [ 111.791347] ? save_stack+0xa3/0xd0 [ 111.791362] ? save_stack_trace+0x16/0x20 [ 111.791368] ? save_stack+0x43/0xd0 [ 111.791372] ? kasan_slab_free+0x71/0xc0 [ 111.791377] ? kmem_cache_free+0x77/0x280 [ 111.791382] ? putname+0xee/0x130 [ 111.791387] ? do_sys_open+0x31b/0x6d0 [ 111.791398] ? __lock_is_held+0xbc/0x140 [ 111.791422] ? check_same_owner+0x320/0x320 [ 111.791432] ? rcu_note_context_switch+0x710/0x710 [ 111.791447] ? install_new_memslots+0x420/0x420 [ 111.791453] do_vfs_ioctl+0x1b1/0x1530 [ 111.791458] ? _cond_resched+0x14/0x30 [ 111.791469] ? ioctl_preallocate+0x2b0/0x2b0 [ 111.791479] ? selinux_capable+0x40/0x40 [ 111.791487] ? putname+0xf3/0x130 [ 111.791508] ? security_file_ioctl+0x7d/0xb0 [ 111.791513] ? security_file_ioctl+0x89/0xb0 [ 111.791523] SyS_ioctl+0x8f/0xc0 [ 111.791534] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 111.791540] RIP: 0033:0x435369 [ 111.791543] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 111.791550] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 111.791554] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000394 [ 111.791558] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 111.791561] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 111.791565] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 111.792532] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 111.792735] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 111.792754] CPU: 3 PID: 3108 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 111.792759] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 111.792762] Call Trace: [ 111.792775] dump_stack+0x194/0x257 [ 111.792787] ? arch_local_irq_restore+0x53/0x53 [ 111.792797] ? flush_work+0x621/0x930 [ 111.792814] warn_alloc+0x1c2/0x2f0 [ 111.792824] ? zone_watermark_ok_safe+0x430/0x430 [ 111.792830] ? mutex_unlock+0xd/0x10 [ 111.792866] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 111.792933] ? warn_alloc+0x2f0/0x2f0 [ 111.792943] ? SyS_ioctl+0x8f/0xc0 [ 111.792957] ? warn_alloc+0x2f0/0x2f0 [ 111.792969] ? save_stack_trace+0x16/0x20 [ 111.792990] ? check_noncircular+0x20/0x20 [ 111.793011] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 111.793036] ? find_held_lock+0x39/0x1d0 [ 111.793058] ? lock_downgrade+0x990/0x990 [ 111.793093] ? check_same_owner+0x320/0x320 [ 111.793105] ? rcu_note_context_switch+0x710/0x710 [ 111.793112] ? check_noncircular+0x20/0x20 [ 111.793119] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 111.793130] ? __might_sleep+0x95/0x190 [ 111.793144] __alloc_pages_nodemask+0x9f7/0xd80 [ 111.793160] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 111.793168] ? __alloc_pages_nodemask+0xae5/0xd80 [ 111.793177] ? find_held_lock+0x39/0x1d0 [ 111.793189] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 111.793223] ? cache_grow_begin+0x31b/0x400 [ 111.793240] cache_grow_begin+0x86/0x400 [ 111.793254] fallback_alloc+0x150/0x2b0 [ 111.793274] ____cache_alloc_node+0x1cf/0x1e0 [ 111.793288] kmem_cache_alloc_trace+0x27d/0x750 [ 111.793296] ? lock_downgrade+0x990/0x990 [ 111.793318] kvm_dev_ioctl+0x216/0x1840 [ 111.793332] ? lock_release+0xd70/0xd70 [ 111.793342] ? install_new_memslots+0x420/0x420 [ 111.793366] ? avc_has_extended_perms+0x7fa/0x12c0 [ 111.793373] ? unwind_get_return_address+0x61/0xa0 [ 111.793392] ? avc_ss_reset+0x110/0x110 [ 111.793402] ? putname+0xee/0x130 [ 111.793411] ? save_stack+0xa3/0xd0 [ 111.793421] ? save_stack_trace+0x16/0x20 [ 111.793427] ? save_stack+0x43/0xd0 [ 111.793432] ? kasan_slab_free+0x71/0xc0 [ 111.793438] ? kmem_cache_free+0x77/0x280 [ 111.793443] ? putname+0xee/0x130 [ 111.793449] ? do_sys_open+0x31b/0x6d0 [ 111.793463] ? __lock_is_held+0xbc/0x140 [ 111.793606] ? check_same_owner+0x320/0x320 [ 111.793619] ? rcu_note_context_switch+0x710/0x710 [ 111.793650] ? install_new_memslots+0x420/0x420 [ 111.793657] do_vfs_ioctl+0x1b1/0x1530 [ 111.793664] ? _cond_resched+0x14/0x30 [ 111.793679] ? ioctl_preallocate+0x2b0/0x2b0 [ 111.793690] ? selinux_capable+0x40/0x40 [ 111.793700] ? putname+0xf3/0x130 [ 111.793768] ? security_file_ioctl+0x7d/0xb0 [ 111.793774] ? security_file_ioctl+0x89/0xb0 [ 111.793799] SyS_ioctl+0x8f/0xc0 [ 111.793813] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 111.793820] RIP: 0033:0x435369 [ 111.793837] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 111.793858] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 111.793863] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000030c [ 111.793876] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 111.793881] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 111.793885] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 112.127642] Node 0 active_anon:6300kB inactive_anon:52kB active_file:504kB inactive_file:216kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:560kB dirty:0kB writeback:12kB shmem:124kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 112.143774] Node 1 active_anon:7512kB inactive_anon:120kB active_file:0kB inactive_file:80kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:208kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 112.149223] Node 0 DMA free:4172kB min:640kB low:800kB high:960kB active_anon:80kB 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 [ 112.162890] lowmem_reserve[]: 0 886 886 886 [ 112.163393] Node 0 DMA32 free:37868kB min:36536kB low:45668kB high:54800kB active_anon:6220kB inactive_anon:52kB active_file:208kB inactive_file:148kB unevictable:0kB writepending:12kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1696kB pagetables:628kB bounce:0kB free_pcp:536kB local_pcp:116kB free_cma:0kB [ 112.165842] lowmem_reserve[]: 0 0 0 0 [ 112.166250] Node 1 DMA32 free:30332kB min:30404kB low:38004kB high:45604kB active_anon:7512kB inactive_anon:120kB active_file:0kB inactive_file:80kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2176kB pagetables:548kB bounce:0kB free_pcp:156kB local_pcp:156kB free_cma:0kB [ 112.169128] lowmem_reserve[]: 0 0 0 0 [ 112.169958] Node 0 DMA: 7*4kB (UM) 2*8kB (ME) 24*16kB (UE) 11*32kB (UME) 7*64kB (UE) 3*128kB (UME) 2*256kB (ME) 2*512kB (ME) 1*1024kB (M) 0*2048kB 0*4096kB = 4172kB [ 112.173828] Node 0 DMA32: 702*4kB (UME) 337*8kB (UME) 742*16kB (UEH) 381*32kB (UME) 111*64kB (UH) 0*128kB 0*256kB 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 37696kB [ 112.175620] Node 1 DMA32: 276*4kB (UME) 84*8kB (ME) 601*16kB (UME) 303*32kB (UME) 142*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30176kB [ 112.178068] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 112.179000] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 112.179979] 437 total pagecache pages [ 112.180441] 0 pages in swap cache [ 112.180847] Swap cache stats: add 0, delete 0, find 0/0 [ 112.181497] Free swap = 0kB [ 112.181842] Total swap = 0kB [ 112.192434] 524186 pages RAM [ 112.192822] 0 pages HighMem/MovableOnly [ 112.193354] 103968 pages reserved executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 115.357539] warn_alloc: 12 callbacks suppressed [ 115.358067] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 115.359315] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 115.359832] CPU: 2 PID: 3113 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 115.360661] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 115.361481] Call Trace: [ 115.361747] dump_stack+0x194/0x257 [ 115.362115] ? arch_local_irq_restore+0x53/0x53 [ 115.362568] ? flush_work+0x621/0x930 [ 115.362953] warn_alloc+0x1c2/0x2f0 [ 115.363314] ? zone_watermark_ok_safe+0x430/0x430 [ 115.363797] ? mutex_unlock+0xd/0x10 [ 115.364200] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 115.366235] ? warn_alloc+0x2f0/0x2f0 [ 115.366636] ? SyS_ioctl+0x8f/0xc0 [ 115.366999] ? warn_alloc+0x2f0/0x2f0 [ 115.367385] ? save_stack_trace+0x16/0x20 [ 115.367801] ? alloc_set_pte+0x1162/0x18f0 [ 115.369139] ? check_noncircular+0x20/0x20 [ 115.369937] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 115.377993] ? find_held_lock+0x39/0x1d0 [ 115.378416] ? lock_downgrade+0x990/0x990 [ 115.378849] ? check_same_owner+0x320/0x320 [ 115.379296] ? rcu_note_context_switch+0x710/0x710 [ 115.379792] ? check_noncircular+0x20/0x20 [ 115.384422] ? __might_sleep+0x95/0x190 [ 115.384849] __alloc_pages_nodemask+0x9f7/0xd80 [ 115.385329] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 115.385839] ? __alloc_pages_nodemask+0xae5/0xd80 [ 115.386318] ? find_held_lock+0x39/0x1d0 [ 115.386737] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 115.387263] ? cache_grow_begin+0x31b/0x400 [ 115.387711] cache_grow_begin+0x86/0x400 [ 115.388742] fallback_alloc+0x150/0x2b0 [ 115.389148] ____cache_alloc_node+0x1cf/0x1e0 [ 115.390693] kmem_cache_alloc_trace+0x27d/0x750 [ 115.391183] ? lock_downgrade+0x990/0x990 [ 115.392709] kvm_dev_ioctl+0x216/0x1840 [ 115.393127] ? lock_release+0xd70/0xd70 [ 115.393493] ? install_new_memslots+0x420/0x420 [ 115.394974] ? check_noncircular+0x20/0x20 [ 115.398857] ? __handle_mm_fault+0x587/0x39c0 [ 115.399319] ? avc_has_extended_perms+0x7fa/0x12c0 [ 115.400938] ? avc_ss_reset+0x110/0x110 [ 115.401491] ? lock_downgrade+0x990/0x990 [ 115.402007] ? check_same_owner+0x320/0x320 [ 115.402453] ? __handle_mm_fault+0x39c0/0x39c0 [ 115.403991] ? vmacache_find+0x61/0x270 [ 115.404408] ? rcu_note_context_switch+0x710/0x710 [ 115.409518] ? install_new_memslots+0x420/0x420 [ 115.409986] do_vfs_ioctl+0x1b1/0x1530 [ 115.410381] ? _cond_resched+0x14/0x30 [ 115.410753] ? ioctl_preallocate+0x2b0/0x2b0 [ 115.411202] ? selinux_capable+0x40/0x40 [ 115.411618] ? putname+0xf3/0x130 [ 115.411986] ? security_file_ioctl+0x7d/0xb0 [ 115.412430] ? security_file_ioctl+0x89/0xb0 [ 115.412895] SyS_ioctl+0x8f/0xc0 [ 115.417375] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 115.417848] RIP: 0033:0x435369 [ 115.418175] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 115.418923] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 115.419651] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000033a [ 115.420379] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 115.423148] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 115.423874] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 115.424663] warn_alloc_show_mem: 2 callbacks suppressed [ 115.429402] Mem-Info: [ 115.429878] active_anon:3453 inactive_anon:43 isolated_anon:0 [ 115.429878] active_file:30 inactive_file:48 isolated_file:32 [ 115.429878] unevictable:0 dirty:0 writeback:0 unstable:0 [ 115.429878] slab_reclaimable:55087 slab_unreclaimable:327285 [ 115.429878] mapped:44 shmem:83 pagetables:294 bounce:0 [ 115.429878] free:18404 free_pcp:21 free_cma:0 [ 115.433037] Node 0 active_anon:6300kB inactive_anon:52kB active_file:48kB inactive_file:164kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:172kB dirty:0kB writeback:0kB shmem:124kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 115.452792] Node 1 active_anon:7512kB inactive_anon:120kB active_file:72kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:208kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 115.457146] Node 0 DMA free:4176kB min:640kB low:800kB high:960kB active_anon:80kB 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 [ 115.460350] lowmem_reserve[]: 0 886 886 886 [ 115.460726] Node 0 DMA32 free:38912kB min:36536kB low:45668kB high:54800kB active_anon:6220kB inactive_anon:52kB active_file:48kB inactive_file:100kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1696kB pagetables:628kB bounce:0kB free_pcp:84kB local_pcp:0kB free_cma:0kB [ 115.463129] lowmem_reserve[]: 0 0 0 0 [ 115.463490] Node 1 DMA32 free:30528kB min:30404kB low:38004kB high:45604kB active_anon:7512kB inactive_anon:120kB active_file:72kB inactive_file:28kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2176kB pagetables:548kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 115.468491] lowmem_reserve[]: 0 0 0 0 [ 115.469189] Node 0 DMA: 9*4kB (UM) 2*8kB (ME) 24*16kB (UE) 11*32kB (UME) 7*64kB (UE) 3*128kB (UME) 2*256kB (ME) 2*512kB (ME) 1*1024kB (M) 0*2048kB 0*4096kB = 4180kB [ 115.471565] Node 0 DMA32: 769*4kB (UME) 392*8kB (UME) 759*16kB (UMEH) 384*32kB (UME) 114*64kB (UMEH) 0*128kB 0*256kB 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 38964kB [ 115.473876] Node 1 DMA32: 350*4kB (UME) 89*8kB (UME) 601*16kB (UME) 303*32kB (UME) 142*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30512kB [ 115.475902] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 115.475922] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 115.475939] CPU: 0 PID: 3107 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 115.475943] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 115.475947] Call Trace: [ 115.475957] dump_stack+0x194/0x257 [ 115.475970] ? arch_local_irq_restore+0x53/0x53 [ 115.475980] ? flush_work+0x621/0x930 [ 115.475996] warn_alloc+0x1c2/0x2f0 [ 115.476010] ? zone_watermark_ok_safe+0x430/0x430 [ 115.476016] ? mutex_unlock+0xd/0x10 [ 115.476052] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 115.476119] ? warn_alloc+0x2f0/0x2f0 [ 115.476129] ? SyS_ioctl+0x8f/0xc0 [ 115.476143] ? warn_alloc+0x2f0/0x2f0 [ 115.476154] ? save_stack_trace+0x16/0x20 [ 115.476163] ? alloc_set_pte+0x1162/0x18f0 [ 115.476181] ? check_noncircular+0x20/0x20 [ 115.476200] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 115.476225] ? find_held_lock+0x39/0x1d0 [ 115.476246] ? lock_downgrade+0x990/0x990 [ 115.476279] ? check_same_owner+0x320/0x320 [ 115.476292] ? rcu_note_context_switch+0x710/0x710 [ 115.476300] ? check_noncircular+0x20/0x20 [ 115.476311] ? __might_sleep+0x95/0x190 [ 115.476324] __alloc_pages_nodemask+0x9f7/0xd80 [ 115.476339] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 115.476346] ? __alloc_pages_nodemask+0xae5/0xd80 [ 115.476355] ? find_held_lock+0x39/0x1d0 [ 115.476366] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 115.476401] ? cache_grow_begin+0x31b/0x400 [ 115.476417] cache_grow_begin+0x86/0x400 [ 115.476432] fallback_alloc+0x150/0x2b0 [ 115.476452] ____cache_alloc_node+0x1cf/0x1e0 [ 115.476468] kmem_cache_alloc_trace+0x27d/0x750 [ 115.476475] ? lock_downgrade+0x990/0x990 [ 115.476498] kvm_dev_ioctl+0x216/0x1840 [ 115.476513] ? lock_release+0xd70/0xd70 [ 115.476524] ? install_new_memslots+0x420/0x420 [ 115.476531] ? check_noncircular+0x20/0x20 [ 115.476544] ? __handle_mm_fault+0x587/0x39c0 [ 115.476563] ? avc_has_extended_perms+0x7fa/0x12c0 [ 115.476586] ? avc_ss_reset+0x110/0x110 [ 115.476634] ? lock_downgrade+0x990/0x990 [ 115.476678] ? check_same_owner+0x320/0x320 [ 115.476684] ? __handle_mm_fault+0x39c0/0x39c0 [ 115.476690] ? vmacache_find+0x61/0x270 [ 115.476701] ? rcu_note_context_switch+0x710/0x710 [ 115.476720] ? install_new_memslots+0x420/0x420 [ 115.476728] do_vfs_ioctl+0x1b1/0x1530 [ 115.476734] ? _cond_resched+0x14/0x30 [ 115.476749] ? ioctl_preallocate+0x2b0/0x2b0 [ 115.476761] ? selinux_capable+0x40/0x40 [ 115.476772] ? putname+0xf3/0x130 [ 115.476800] ? security_file_ioctl+0x7d/0xb0 [ 115.476807] ? security_file_ioctl+0x89/0xb0 [ 115.476821] SyS_ioctl+0x8f/0xc0 [ 115.476836] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 115.476842] RIP: 0033:0x435369 [ 115.476847] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 115.476856] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 115.476861] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000038c [ 115.476866] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 115.476871] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 115.476876] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 115.569386] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 115.570334] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 115.571255] 536 total pagecache pages [ 115.571679] 0 pages in swap cache [ 115.572101] Swap cache stats: add 0, delete 0, find 0/0 [ 115.572676] Free swap = 0kB [ 115.573004] Total swap = 0kB [ 115.573375] 524186 pages RAM [ 115.573702] 0 pages HighMem/MovableOnly [ 115.574132] 103968 pages reserved executing program [ 115.584968] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 115.587070] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 115.587661] CPU: 2 PID: 3111 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 115.588710] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 115.589706] Call Trace: [ 115.590002] dump_stack+0x194/0x257 [ 115.590478] ? arch_local_irq_restore+0x53/0x53 [ 115.591049] ? flush_work+0x621/0x930 [ 115.592032] warn_alloc+0x1c2/0x2f0 [ 115.593678] ? zone_watermark_ok_safe+0x430/0x430 [ 115.594227] ? mutex_unlock+0xd/0x10 [ 115.600689] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 115.601389] ? warn_alloc+0x2f0/0x2f0 [ 115.602397] ? SyS_ioctl+0x8f/0xc0 [ 115.603546] ? warn_alloc+0x2f0/0x2f0 [ 115.604021] ? save_stack_trace+0x16/0x20 [ 115.605741] ? check_noncircular+0x20/0x20 [ 115.606238] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 115.608005] ? find_held_lock+0x39/0x1d0 [ 115.608419] ? lock_downgrade+0x990/0x990 [ 115.610027] ? check_same_owner+0x320/0x320 [ 115.610530] ? rcu_note_context_switch+0x710/0x710 [ 115.612213] ? check_noncircular+0x20/0x20 [ 115.613772] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 115.615024] ? __might_sleep+0x95/0x190 [ 115.616716] __alloc_pages_nodemask+0x9f7/0xd80 [ 115.617268] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 115.619123] ? __alloc_pages_nodemask+0xae5/0xd80 [ 115.620306] ? find_held_lock+0x39/0x1d0 [ 115.621913] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 115.622493] ? cache_grow_begin+0x31b/0x400 [ 115.623349] cache_grow_begin+0x86/0x400 [ 115.624882] fallback_alloc+0x150/0x2b0 [ 115.625908] ____cache_alloc_node+0x1cf/0x1e0 [ 115.626522] kmem_cache_alloc_trace+0x27d/0x750 [ 115.627069] ? lock_downgrade+0x990/0x990 [ 115.627611] kvm_dev_ioctl+0x216/0x1840 [ 115.628107] ? lock_release+0xd70/0xd70 [ 115.628576] ? install_new_memslots+0x420/0x420 [ 115.629091] ? avc_has_extended_perms+0x7fa/0x12c0 [ 115.629666] ? unwind_get_return_address+0x61/0xa0 [ 115.634131] ? avc_ss_reset+0x110/0x110 [ 115.634588] ? putname+0xee/0x130 [ 115.635088] ? save_stack+0xa3/0xd0 [ 115.635481] ? save_stack_trace+0x16/0x20 [ 115.635964] ? save_stack+0x43/0xd0 [ 115.636429] ? kasan_slab_free+0x71/0xc0 [ 115.636924] ? kmem_cache_free+0x77/0x280 [ 115.637450] ? putname+0xee/0x130 [ 115.637874] ? do_sys_open+0x31b/0x6d0 [ 115.639510] ? __lock_is_held+0xbc/0x140 [ 115.640032] ? check_same_owner+0x320/0x320 [ 115.640821] ? rcu_note_context_switch+0x710/0x710 [ 115.641372] ? install_new_memslots+0x420/0x420 [ 115.647506] do_vfs_ioctl+0x1b1/0x1530 [ 115.648614] ? _cond_resched+0x14/0x30 [ 115.649108] ? ioctl_preallocate+0x2b0/0x2b0 [ 115.651038] ? selinux_capable+0x40/0x40 [ 115.651459] ? putname+0xf3/0x130 [ 115.653129] ? security_file_ioctl+0x7d/0xb0 [ 115.654110] ? security_file_ioctl+0x89/0xb0 [ 115.658113] SyS_ioctl+0x8f/0xc0 [ 115.665417] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 115.665949] RIP: 0033:0x435369 [ 115.666299] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 115.667135] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 115.667925] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000398 [ 115.668903] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 115.669549] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 115.670356] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 116.297885] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 116.300460] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 116.301666] CPU: 2 PID: 3108 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 116.303500] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 116.305150] Call Trace: [ 116.305659] dump_stack+0x194/0x257 [ 116.306430] ? arch_local_irq_restore+0x53/0x53 [ 116.307481] ? flush_work+0x621/0x930 [ 116.308339] warn_alloc+0x1c2/0x2f0 [ 116.309175] ? zone_watermark_ok_safe+0x430/0x430 [ 116.310260] ? mutex_unlock+0xd/0x10 [ 116.317996] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 116.320056] ? warn_alloc+0x2f0/0x2f0 [ 116.320885] ? SyS_ioctl+0x8f/0xc0 [ 116.321986] ? warn_alloc+0x2f0/0x2f0 [ 116.323342] ? save_stack_trace+0x16/0x20 [ 116.325154] ? alloc_set_pte+0x1162/0x18f0 [ 116.325930] ? check_noncircular+0x20/0x20 [ 116.328264] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 116.329562] ? find_held_lock+0x39/0x1d0 [ 116.331055] ? lock_downgrade+0x990/0x990 [ 116.334691] ? check_same_owner+0x320/0x320 [ 116.336096] ? rcu_note_context_switch+0x710/0x710 [ 116.338612] ? check_noncircular+0x20/0x20 [ 116.339513] ? __might_sleep+0x95/0x190 [ 116.340792] __alloc_pages_nodemask+0x9f7/0xd80 [ 116.346242] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 116.347382] ? __alloc_pages_nodemask+0xae5/0xd80 [ 116.348416] ? find_held_lock+0x39/0x1d0 [ 116.349133] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 116.349929] ? cache_grow_begin+0x31b/0x400 [ 116.350580] cache_grow_begin+0x86/0x400 [ 116.351314] fallback_alloc+0x150/0x2b0 [ 116.352102] ____cache_alloc_node+0x1cf/0x1e0 [ 116.353066] kmem_cache_alloc_trace+0x27d/0x750 [ 116.355656] ? lock_downgrade+0x990/0x990 [ 116.356587] kvm_dev_ioctl+0x216/0x1840 [ 116.357522] ? lock_release+0xd70/0xd70 [ 116.358408] ? install_new_memslots+0x420/0x420 [ 116.359458] ? check_noncircular+0x20/0x20 [ 116.360277] ? __handle_mm_fault+0x587/0x39c0 [ 116.361183] ? avc_has_extended_perms+0x7fa/0x12c0 [ 116.362121] ? avc_ss_reset+0x110/0x110 [ 116.362855] ? lock_downgrade+0x990/0x990 [ 116.363680] ? check_same_owner+0x320/0x320 [ 116.364531] ? __handle_mm_fault+0x39c0/0x39c0 [ 116.365568] ? vmacache_find+0x61/0x270 [ 116.366482] ? rcu_note_context_switch+0x710/0x710 [ 116.367592] ? install_new_memslots+0x420/0x420 [ 116.368641] do_vfs_ioctl+0x1b1/0x1530 [ 116.369549] ? _cond_resched+0x14/0x30 [ 116.370401] ? ioctl_preallocate+0x2b0/0x2b0 [ 116.371309] ? selinux_capable+0x40/0x40 [ 116.372061] ? putname+0xf3/0x130 [ 116.372757] ? security_file_ioctl+0x7d/0xb0 [ 116.373604] ? security_file_ioctl+0x89/0xb0 [ 116.374466] SyS_ioctl+0x8f/0xc0 [ 116.376698] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 116.377567] RIP: 0033:0x435369 [ 116.378211] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 116.379602] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 116.381003] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000030e [ 116.382365] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 116.383681] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 116.385114] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 116.615932] rsyslogd invoked oom-killer: gfp_mask=0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null), order=1, oom_score_adj=0 [ 116.617158] rsyslogd cpuset=/ mems_allowed=0-1 [ 116.617734] CPU: 3 PID: 2994 Comm: rsyslogd Not tainted 4.13.0-rc6-next-20170824+ #8 [ 116.621933] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 116.622645] Call Trace: [ 116.622888] dump_stack+0x194/0x257 [ 116.623211] ? arch_local_irq_restore+0x53/0x53 [ 116.623627] ? check_noncircular+0x20/0x20 [ 116.624015] dump_header+0x234/0xa0e [ 116.624355] ? pagefault_out_of_memory+0x152/0x152 [ 116.624806] ? lock_acquire+0x1d5/0x580 [ 116.625159] ? ___ratelimit+0x152/0x630 [ 116.625515] ? do_raw_spin_trylock+0x190/0x190 [ 116.625918] ? mark_held_locks+0xb2/0x100 [ 116.626295] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 116.626749] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 116.627188] ? trace_hardirqs_on+0xd/0x10 [ 116.627561] ? ___ratelimit+0x95/0x630 [ 116.627926] ? idr_get_free+0xff0/0xff0 [ 116.628285] ? lock_downgrade+0x990/0x990 [ 116.632988] ? cred_has_capability+0x1a0/0x3d0 [ 116.633456] oom_kill_process+0x86d/0x13d0 [ 116.633883] ? lock_release+0xd70/0xd70 [ 116.634325] ? oom_evaluate_task+0x480/0x480 [ 116.634768] ? security_capable_noaudit+0x8b/0xc0 [ 116.635293] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 116.635797] ? check_noncircular+0x20/0x20 [ 116.636238] ? has_capability+0x30/0x30 [ 116.636646] ? has_capability_noaudit+0x24/0x30 [ 116.639225] ? oom_badness+0xdf/0xb80 [ 116.641178] ? find_held_lock+0x39/0x1d0 [ 116.641579] ? lock_downgrade+0x990/0x990 [ 116.641986] ? out_of_memory+0x921/0x11d0 [ 116.643786] ? oom_reaper+0x4d0/0x4d0 [ 116.644230] ? lock_release+0xd70/0xd70 [ 116.645683] ? __alloc_pages_slowpath+0x10f6/0x2ee0 [ 116.647298] ? oom_evaluate_task+0x284/0x480 [ 116.648092] out_of_memory+0x7dd/0x11d0 [ 116.648550] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 116.648567] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 116.657434] ? oom_killer_disable+0x310/0x310 [ 116.658216] ? mutex_trylock+0x23a/0x2d0 [ 116.658940] ? __lock_is_held+0xbc/0x140 [ 116.659662] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 116.660602] __alloc_pages_slowpath+0x1eae/0x2ee0 [ 116.661469] ? warn_alloc+0x2f0/0x2f0 [ 116.663278] ? proc_reg_read+0xef/0x170 [ 116.663995] ? warn_alloc+0x2f0/0x2f0 [ 116.665156] ? save_stack_trace+0x16/0x20 [ 116.666854] ? check_noncircular+0x20/0x20 [ 116.667554] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 116.669519] ? find_held_lock+0x39/0x1d0 [ 116.670805] ? __lock_is_held+0xbc/0x140 [ 116.671487] ? check_same_owner+0x320/0x320 [ 116.673231] ? __might_sleep+0x95/0x190 [ 116.676424] __alloc_pages_nodemask+0x9f7/0xd80 [ 116.676914] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 116.678515] ? __alloc_pages_nodemask+0xae5/0xd80 [ 116.679028] ? find_held_lock+0x39/0x1d0 [ 116.680554] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 116.681115] ? cache_grow_begin+0x31b/0x400 [ 116.682667] cache_grow_begin+0x86/0x400 [ 116.683104] fallback_alloc+0x150/0x2b0 [ 116.684642] ____cache_alloc_node+0x1cf/0x1e0 [ 116.686438] kmem_cache_alloc_trace+0x27d/0x750 [ 116.686985] do_syslog+0x5d7/0xb80 [ 116.688220] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 116.688829] ? iterate_fd+0x3f0/0x3f0 [ 116.689277] ? __lock_is_held+0xbc/0x140 [ 116.691693] kmsg_read+0x7a/0xa0 [ 116.692059] ? kmsg_poll+0xa0/0xa0 [ 116.696146] proc_reg_read+0xef/0x170 [ 116.696566] ? proc_reg_write+0x170/0x170 [ 116.697023] __vfs_read+0xef/0xa00 [ 116.697413] ? rcu_note_context_switch+0x710/0x710 [ 116.697953] ? do_iter_readv_writev+0x7f0/0x7f0 [ 116.698463] ? fsnotify+0x1af0/0x1af0 [ 116.698873] ? _cond_resched+0x14/0x30 [ 116.699282] ? __inode_security_revalidate+0xd9/0x130 [ 116.699835] ? avc_policy_seqno+0x9/0x20 [ 116.700275] ? selinux_file_permission+0x82/0x460 [ 116.700812] ? security_file_permission+0x89/0x1f0 [ 116.701349] ? rw_verify_area+0xe5/0x2b0 [ 116.701788] ? __fdget_raw+0x20/0x20 [ 116.702206] vfs_read+0x124/0x360 [ 116.702598] SyS_read+0xef/0x220 [ 116.702970] ? vfs_copy_file_range+0x960/0x960 [ 116.703450] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 116.703986] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 116.704508] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 116.705015] RIP: 0033:0x7fd545c0f1fd [ 116.705411] RSP: 002b:00007fd5431aee30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 116.706240] RAX: ffffffffffffffda RBX: 0000000000e81e00 RCX: 00007fd545c0f1fd [ 116.707013] RDX: 0000000000000fff RSI: 00007fd5449e35a0 RDI: 0000000000000004 [ 116.707800] RBP: 0000000000000086 R08: 0000000000e6d260 R09: 0000000000000000 [ 116.708573] R10: 70776f6c735f7365 R11: 0000000000000293 R12: 000000000065e200 [ 116.737321] R13: 0000000000000009 R14: 0000000000000eb9 R15: 00007fd5449e36d2 [ 116.740952] CPU: 1 PID: 3108 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 116.741401] Mem-Info: [ 116.741416] active_anon:3453 inactive_anon:43 isolated_anon:0 [ 116.741416] active_file:21 inactive_file:39 isolated_file:0 [ 116.741416] unevictable:0 dirty:0 writeback:0 unstable:0 [ 116.741416] slab_reclaimable:55135 slab_unreclaimable:327346 [ 116.741416] mapped:2 shmem:83 pagetables:294 bounce:0 [ 116.741416] free:18184 free_pcp:206 free_cma:0 [ 116.741427] Node 0 active_anon:6300kB inactive_anon:52kB active_file:32kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:124kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 116.741438] Node 1 active_anon:7512kB inactive_anon:120kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:208kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 116.741442] Node 0 DMA free:4180kB min:640kB low:800kB high:960kB active_anon:80kB 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 [ 116.741457] lowmem_reserve[]: 0 886 886 886 [ 116.741476] Node 0 DMA32 free:38484kB min:36536kB low:45668kB high:54800kB active_anon:6220kB inactive_anon:52kB active_file:32kB inactive_file:108kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1696kB pagetables:628kB bounce:0kB free_pcp:588kB local_pcp:448kB free_cma:0kB [ 116.741491] lowmem_reserve[]: 0 0 0 0 [ 116.741510] Node 1 DMA32 free:30072kB min:30404kB low:38004kB high:45604kB active_anon:7512kB inactive_anon:120kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2176kB pagetables:548kB bounce:0kB free_pcp:236kB local_pcp:236kB free_cma:0kB [ 116.741525] lowmem_reserve[]: 0 0 0 0 [ 116.741544] Node 0 DMA: 9*4kB (UM) 2*8kB (ME) 24*16kB (UE) 11*32kB (UME) 7*64kB (UE) 3*128kB (UME) 2*256kB (ME) 2*512kB (ME) 1*1024kB (M) 0*2048kB 0*4096kB = 4180kB [ 116.741630] Node 0 DMA32: 755*4kB (UME) 405*8kB (UME) 746*16kB (UMEH) 384*32kB (UME) 109*64kB (UMH) 0*128kB 0*256kB 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 38484kB [ 116.741699] Node 1 DMA32: 258*4kB (UME) 84*8kB (ME) 599*16kB (UME) 303*32kB (UME) 142*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30072kB [ 116.741767] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 116.741772] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 116.741776] 131 total pagecache pages [ 116.741784] 0 pages in swap cache [ 116.741789] Swap cache stats: add 0, delete 0, find 0/0 [ 116.741792] Free swap = 0kB [ 116.741796] Total swap = 0kB [ 116.741800] 524186 pages RAM [ 116.741803] 0 pages HighMem/MovableOnly [ 116.741807] 103968 pages reserved [ 116.741811] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 116.741895] [ 1523] 0 1523 7506 2294 20 3 0 -1000 udevd [ 116.741933] [ 2849] 0 2849 5381 175 15 3 0 -1000 udevd [ 116.741944] [ 2988] 0 2988 14252 179 24 3 0 0 rsyslogd [ 116.741956] [ 3027] 0 3027 4725 49 15 3 0 0 cron [ 116.741968] [ 3051] 0 3051 12490 153 29 3 0 -1000 sshd [ 116.741979] [ 3076] 0 3076 3694 41 13 3 0 0 getty [ 116.741990] [ 3077] 0 3077 3694 40 13 3 0 0 getty [ 116.742004] [ 3078] 0 3078 3694 40 13 3 0 0 getty [ 116.742033] [ 3079] 0 3079 3694 40 13 3 0 0 getty [ 116.742044] [ 3080] 0 3080 3694 39 13 3 0 0 getty [ 116.742056] [ 3081] 0 3081 3694 42 13 3 0 0 getty [ 116.742066] [ 3082] 0 3082 3649 38 13 3 0 0 getty [ 116.742078] [ 3084] 0 3084 5381 176 15 3 0 -1000 udevd [ 116.742089] [ 3104] 0 3104 17820 197 39 3 0 0 sshd [ 116.742101] [ 3107] 0 3107 4366 11 5 2 0 0 syzkaller292024 [ 116.742112] [ 3108] 0 3108 4366 11 5 2 0 0 syzkaller292024 [ 116.742123] [ 3109] 0 3109 4366 11 5 2 0 0 syzkaller292024 [ 116.742135] [ 3110] 0 3110 4366 11 5 2 0 0 syzkaller292024 [ 116.742146] [ 3111] 0 3111 4366 11 5 2 0 0 syzkaller292024 [ 116.742157] [ 3112] 0 3112 4366 11 5 2 0 0 syzkaller292024 [ 116.742168] [ 3113] 0 3113 4366 11 5 2 0 0 syzkaller292024 [ 116.742174] Out of memory: Kill process 3104 (sshd) score 0 or sacrifice child [ 116.743451] Killed process 3104 (sshd) total-vm:71280kB, anon-rss:784kB, file-rss:0kB, shmem-rss:4kB [ 116.743788] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 116.743806] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 116.754462] oom_reaper: reaped process 3104 (sshd), now anon-rss:0kB, file-rss:0kB, shmem-rss:4kB [ 116.786999] syzkaller292024 invoked oom-killer: gfp_mask=0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null), order=1, oom_score_adj=0 [ 116.787036] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 116.956509] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 116.958458] Call Trace: [ 116.958766] dump_stack+0x194/0x257 [ 116.960180] ? arch_local_irq_restore+0x53/0x53 [ 116.960737] ? isolate_lru_page+0x11d0/0x11d0 [ 116.962274] warn_alloc+0x1c2/0x2f0 [ 116.962720] ? zone_watermark_ok_safe+0x430/0x430 [ 116.964233] ? rcu_note_context_switch+0x710/0x710 [ 116.965170] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 116.966352] ? warn_alloc+0x2f0/0x2f0 [ 116.967220] ? SyS_ioctl+0x8f/0xc0 [ 116.968235] ? warn_alloc+0x2f0/0x2f0 [ 116.968683] ? save_stack_trace+0x16/0x20 [ 116.970082] ? check_noncircular+0x20/0x20 [ 116.971162] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 116.974289] ? find_held_lock+0x39/0x1d0 [ 116.975174] ? lock_downgrade+0x990/0x990 [ 116.976301] ? check_same_owner+0x320/0x320 [ 116.977831] ? rcu_note_context_switch+0x710/0x710 [ 116.978428] ? check_noncircular+0x20/0x20 [ 116.980116] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 116.981132] ? __might_sleep+0x95/0x190 [ 116.981810] __alloc_pages_nodemask+0x9f7/0xd80 [ 116.982665] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 116.983538] ? __alloc_pages_nodemask+0xae5/0xd80 [ 116.984455] ? find_held_lock+0x39/0x1d0 [ 116.985212] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 116.986136] ? cache_grow_begin+0x31b/0x400 [ 116.986879] cache_grow_begin+0x86/0x400 [ 116.987681] fallback_alloc+0x150/0x2b0 [ 116.988420] ____cache_alloc_node+0x1cf/0x1e0 [ 116.989271] kmem_cache_alloc_trace+0x27d/0x750 [ 116.990187] ? lock_downgrade+0x990/0x990 [ 116.991075] kvm_dev_ioctl+0x216/0x1840 [ 116.991907] ? lock_release+0xd70/0xd70 [ 116.992741] ? install_new_memslots+0x420/0x420 [ 116.995899] ? avc_has_extended_perms+0x7fa/0x12c0 [ 116.996875] ? unwind_get_return_address+0x61/0xa0 [ 116.997953] ? avc_ss_reset+0x110/0x110 [ 116.998755] ? putname+0xee/0x130 [ 116.999419] ? save_stack+0xa3/0xd0 [ 117.000078] ? save_stack_trace+0x16/0x20 [ 117.000830] ? save_stack+0x43/0xd0 [ 117.001615] ? kasan_slab_free+0x71/0xc0 [ 117.002370] ? kmem_cache_free+0x77/0x280 [ 117.003106] ? putname+0xee/0x130 [ 117.003700] ? do_sys_open+0x31b/0x6d0 [ 117.004475] ? __lock_is_held+0xbc/0x140 [ 117.005271] ? check_same_owner+0x320/0x320 [ 117.006058] ? rcu_note_context_switch+0x710/0x710 [ 117.006984] ? install_new_memslots+0x420/0x420 [ 117.007888] do_vfs_ioctl+0x1b1/0x1530 [ 117.008682] ? _cond_resched+0x14/0x30 [ 117.009403] ? ioctl_preallocate+0x2b0/0x2b0 [ 117.010230] ? selinux_capable+0x40/0x40 [ 117.011039] ? putname+0xf3/0x130 [ 117.011742] ? security_file_ioctl+0x7d/0xb0 [ 117.012579] ? security_file_ioctl+0x89/0xb0 [ 117.013395] SyS_ioctl+0x8f/0xc0 [ 117.014036] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 117.014894] RIP: 0033:0x435369 [ 117.017672] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 117.019184] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 117.020526] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000030f [ 117.021892] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 117.023258] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 117.024591] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 117.026124] warn_alloc_show_mem: 3 callbacks suppressed [ 117.027156] CPU: 2 PID: 3112 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 117.027161] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 117.027165] Call Trace: [ 117.027177] dump_stack+0x194/0x257 Connection to localhost closed by remote host. [ 117.027189] ? arch_local_irq_restore+0x53/0x53 [ 117.027200] ? isolate_lru_page+0x11d0/0x11d0 [ 117.027217] warn_alloc+0x1c2/0x2f0 [ 117.027226] ? zone_watermark_ok_safe+0x430/0x430 [ 117.027262] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 117.027330] ? warn_alloc+0x2f0/0x2f0 [ 117.027340] ? SyS_ioctl+0x8f/0xc0 [ 117.027354] ? warn_alloc+0x2f0/0x2f0 [ 117.027366] ? save_stack_trace+0x16/0x20 [ 117.027387] ? check_noncircular+0x20/0x20 [ 117.027407] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 117.027416] ? save_stack_trace+0x16/0x20 [ 117.027423] ? __lock_acquire+0x20f4/0x4620 [ 117.027442] ? find_held_lock+0x39/0x1d0 [ 117.027464] ? lock_downgrade+0x990/0x990 [ 117.027499] ? check_same_owner+0x320/0x320 [ 117.027512] ? rcu_note_context_switch+0x710/0x710 [ 117.027519] ? check_noncircular+0x20/0x20 [ 117.027531] ? __might_sleep+0x95/0x190 [ 117.027545] __alloc_pages_nodemask+0x9f7/0xd80 [ 117.027561] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 117.027569] ? __alloc_pages_nodemask+0xae5/0xd80 [ 117.027578] ? find_held_lock+0x39/0x1d0 [ 117.027588] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 117.027624] ? cache_grow_begin+0x31b/0x400 [ 117.027641] cache_grow_begin+0x86/0x400 [ 117.027655] fallback_alloc+0x150/0x2b0 [ 117.027674] ____cache_alloc_node+0x1cf/0x1e0 [ 117.027690] kmem_cache_alloc_trace+0x27d/0x750 [ 117.027697] ? lock_downgrade+0x990/0x990 [ 117.027704] ? lock_release+0xd70/0xd70 [ 117.027710] ? compat_start_thread+0x80/0x80 [ 117.027729] kvm_dev_ioctl+0x216/0x1840 [ 117.027736] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 117.027749] ? lock_release+0xd70/0xd70 [ 117.027759] ? install_new_memslots+0x420/0x420 [ 117.027786] ? avc_has_extended_perms+0x7fa/0x12c0 [ 117.027793] ? __schedule+0x91e/0x2070 [ 117.027814] ? avc_ss_reset+0x110/0x110 [ 117.027834] ? lock_downgrade+0x990/0x990 [ 117.027875] ? check_same_owner+0x320/0x320 [ 117.027881] ? __handle_mm_fault+0x39c0/0x39c0 [ 117.027892] ? rcu_note_context_switch+0x710/0x710 [ 117.027910] ? install_new_memslots+0x420/0x420 [ 117.027917] do_vfs_ioctl+0x1b1/0x1530 [ 117.027923] ? _cond_resched+0x14/0x30 [ 117.027937] ? ioctl_preallocate+0x2b0/0x2b0 [ 117.027949] ? selinux_capable+0x40/0x40 [ 117.027963] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 117.027988] ? security_file_ioctl+0x7d/0xb0 [ 117.027995] ? security_file_ioctl+0x89/0xb0 [ 117.028013] SyS_ioctl+0x8f/0xc0 [ 117.028027] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 117.028033] RIP: 0033:0x435369 [ 117.028037] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 117.028046] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 117.028050] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000393 [ 117.028055] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 117.028060] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 117.028064] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 117.028922] CPU: 3 PID: 3110 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 117.028927] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 117.028931] Call Trace: [ 117.028941] dump_stack+0x194/0x257 [ 117.028954] ? arch_local_irq_restore+0x53/0x53 [ 117.028966] ? check_noncircular+0x20/0x20 [ 117.028985] dump_header+0x234/0xa0e [ 117.029011] ? pagefault_out_of_memory+0x152/0x152 [ 117.029028] ? lock_acquire+0x1d5/0x580 [ 117.029035] ? ___ratelimit+0x152/0x630 [ 117.029053] ? do_raw_spin_trylock+0x190/0x190 [ 117.029069] ? mark_held_locks+0xb2/0x100 [ 117.029079] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 117.029091] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 117.029101] ? trace_hardirqs_on+0xd/0x10 [ 117.029113] ? ___ratelimit+0x95/0x630 [ 117.029123] ? idr_get_free+0xff0/0xff0 [ 117.029130] ? lock_downgrade+0x990/0x990 [ 117.029140] ? cred_has_capability+0x1a0/0x3d0 [ 117.029159] oom_kill_process+0x86d/0x13d0 [ 117.029173] ? lock_release+0xd70/0xd70 [ 117.029193] ? oom_evaluate_task+0x480/0x480 [ 117.029205] ? security_capable_noaudit+0x8b/0xc0 [ 117.029220] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 117.029229] ? check_noncircular+0x20/0x20 [ 117.029235] ? has_capability+0x30/0x30 [ 117.029260] ? has_capability_noaudit+0x24/0x30 [ 117.029270] ? oom_badness+0xdf/0xb80 [ 117.029288] ? find_held_lock+0x39/0x1d0 [ 117.029312] ? lock_downgrade+0x990/0x990 [ 117.029332] ? out_of_memory+0x921/0x11d0 [ 117.029340] ? oom_reaper+0x4d0/0x4d0 [ 117.029355] ? lock_release+0xd70/0xd70 [ 117.029365] ? __alloc_pages_slowpath+0x10f6/0x2ee0 [ 117.029384] ? oom_evaluate_task+0x284/0x480 [ 117.029398] out_of_memory+0x7dd/0x11d0 [ 117.029416] ? oom_killer_disable+0x310/0x310 [ 117.029421] ? mutex_trylock+0x23a/0x2d0 [ 117.029430] ? rcu_pm_notify+0xc0/0xc0 [ 117.029438] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 117.029458] __alloc_pages_slowpath+0x1eae/0x2ee0 [ 117.029534] ? warn_alloc+0x2f0/0x2f0 [ 117.029545] ? do_vfs_ioctl+0x1b1/0x1530 [ 117.029559] ? warn_alloc+0x2f0/0x2f0 [ 117.029570] ? save_stack_trace+0x16/0x20 [ 117.029590] ? check_noncircular+0x20/0x20 [ 117.029611] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 117.029619] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 117.029626] ? kvm_dev_ioctl+0xb4e/0x1840 [ 117.029633] ? do_vfs_ioctl+0x1b1/0x1530 [ 117.029641] ? entry_SYSCALL_64_fastpath+0x1f/0xbe [ 117.029661] ? find_held_lock+0x39/0x1d0 [ 117.029718] ? check_same_owner+0x320/0x320 [ 117.029725] ? find_held_lock+0x39/0x1d0 [ 117.029742] ? __might_sleep+0x95/0x190 [ 117.029756] __alloc_pages_nodemask+0x9f7/0xd80 [ 117.029771] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 117.029778] ? __alloc_pages_nodemask+0xae5/0xd80 [ 117.029786] ? find_held_lock+0x39/0x1d0 [ 117.029796] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 117.029829] ? cache_grow_begin+0x31b/0x400 [ 117.029843] cache_grow_begin+0x86/0x400 [ 117.029855] fallback_alloc+0x150/0x2b0 [ 117.029872] ____cache_alloc_node+0x1cf/0x1e0 [ 117.029886] kmem_cache_alloc_trace+0x27d/0x750 [ 117.029898] ? __debugfs_create_file+0x2cc/0x3e0 [ 117.029913] kvm_uevent_notify_change.part.38+0x174/0x430 [ 117.029925] kvm_dev_ioctl+0x716/0x1840 [ 117.029944] ? install_new_memslots+0x420/0x420 [ 117.031500] ? avc_has_extended_perms+0x7fa/0x12c0 [ 117.031507] ? unwind_get_return_address+0x61/0xa0 [ 117.031526] ? avc_ss_reset+0x110/0x110 [ 117.031536] ? putname+0xee/0x130 [ 117.031543] ? save_stack+0xa3/0xd0 [ 117.031553] ? save_stack_trace+0x16/0x20 [ 117.031559] ? save_stack+0x43/0xd0 [ 117.031565] ? kmem_cache_free+0x77/0x280 [ 117.031571] ? putname+0xee/0x130 [ 117.031576] ? do_sys_open+0x31b/0x6d0 [ 117.033359] ? __lock_is_held+0xbc/0x140 [ 117.033392] ? check_same_owner+0x320/0x320 [ 117.033417] ? install_new_memslots+0x420/0x420 [ 117.033424] do_vfs_ioctl+0x1b1/0x1530 [ 117.033430] ? _cond_resched+0x14/0x30 [ 117.033445] ? ioctl_preallocate+0x2b0/0x2b0 [ 117.033455] ? selinux_capable+0x40/0x40 [ 117.033529] ? putname+0xf3/0x130 [ 117.033555] ? security_file_ioctl+0x7d/0xb0 [ 117.033561] ? security_file_ioctl+0x89/0xb0 [ 117.033574] SyS_ioctl+0x8f/0xc0 [ 117.033588] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 117.033593] RIP: 0033:0x435369 [ 117.033597] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 117.033606] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 117.033610] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000003d7 [ 117.033614] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 117.033617] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 117.033622] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 117.033668] Mem-Info: [ 117.033726] active_anon:3257 inactive_anon:43 isolated_anon:0 [ 117.033726] active_file:33 inactive_file:40 isolated_file:0 [ 117.033726] unevictable:0 dirty:0 writeback:0 unstable:0 [ 117.033726] slab_reclaimable:55137 slab_unreclaimable:327353 [ 117.033726] mapped:2 shmem:83 pagetables:294 bounce:0 [ 117.033726] free:18070 free_pcp:447 free_cma:0 [ 117.033738] Node 0 active_anon:5796kB inactive_anon:52kB active_file:84kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:124kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 117.033749] Node 1 active_anon:7232kB inactive_anon:120kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:208kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 117.033752] Node 0 DMA free:4180kB min:640kB low:800kB high:960kB active_anon:80kB 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 [ 117.033767] lowmem_reserve[]: 0 886 886 886 [ 117.033787] Node 0 DMA32 free:37924kB min:36536kB low:45668kB high:54800kB active_anon:5716kB inactive_anon:52kB active_file:84kB inactive_file:88kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1696kB pagetables:628kB bounce:0kB free_pcp:1392kB local_pcp:720kB free_cma:0kB [ 117.033801] lowmem_reserve[]: 0 0 0 0 [ 117.033818] Node 1 DMA32 free:30176kB min:30404kB low:38004kB high:45604kB active_anon:7232kB inactive_anon:120kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2176kB pagetables:548kB bounce:0kB free_pcp:396kB local_pcp:396kB free_cma:0kB [ 117.033830] lowmem_reserve[]: 0 0 0 0 [ 117.033848] Node 0 DMA: 9*4kB (UM) 2*8kB (ME) 24*16kB (UE) 11*32kB (UME) 7*64kB (UE) 3*128kB (UME) 2*256kB (ME) 2*512kB (ME) 1*1024kB (M) 0*2048kB 0*4096kB = 4180kB [ 117.033960] Node 0 DMA32: 738*4kB (UME) 387*8kB (UME) 746*16kB (UMEH) 383*32kB (UE) 106*64kB (UH) 0*128kB 0*256kB 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 38048kB [ 117.034052] Node 1 DMA32: 286*4kB (UME) 85*8kB (UME) 598*16kB (UME) 303*32kB (UME) 142*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30176kB [ 117.034126] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 117.034132] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 117.034136] 130 total pagecache pages [ 117.034144] 0 pages in swap cache [ 117.034149] Swap cache stats: add 0, delete 0, find 0/0 [ 117.034153] Free swap = 0kB [ 117.034157] Total swap = 0kB [ 117.034161] 524186 pages RAM [ 117.034225] 0 pages HighMem/MovableOnly [ 117.034229] 103968 pages reserved [ 117.034234] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 117.034264] [ 1523] 0 1523 7506 2294 20 3 0 -1000 udevd [ 117.034277] [ 2849] 0 2849 5381 175 15 3 0 -1000 udevd [ 117.034290] [ 2988] 0 2988 14252 179 24 3 0 0 rsyslogd [ 117.034302] [ 3027] 0 3027 4725 49 15 3 0 0 cron [ 117.034315] [ 3051] 0 3051 12490 153 29 3 0 -1000 sshd [ 117.034327] [ 3076] 0 3076 3694 41 13 3 0 0 getty [ 117.034339] [ 3077] 0 3077 3694 40 13 3 0 0 getty [ 117.034352] [ 3078] 0 3078 3694 40 13 3 0 0 getty [ 117.034364] [ 3079] 0 3079 3694 40 13 3 0 0 getty [ 117.034376] [ 3080] 0 3080 3694 39 13 3 0 0 getty [ 117.034388] [ 3081] 0 3081 3694 42 13 3 0 0 getty [ 117.034400] [ 3082] 0 3082 3649 38 13 3 0 0 getty [ 117.034412] [ 3084] 0 3084 5381 176 15 3 0 -1000 udevd [ 117.034424] [ 3104] 0 3104 17820 1 39 3 0 0 sshd [ 117.034436] [ 3107] 0 3107 4366 11 5 2 0 0 syzkaller292024 [ 117.034447] [ 3108] 0 3108 4366 11 5 2 0 0 syzkaller292024 [ 117.034459] [ 3109] 0 3109 4366 11 5 2 0 0 syzkaller292024 [ 117.034471] [ 3110] 0 3110 4366 11 5 2 0 0 syzkaller292024 [ 117.034483] [ 3111] 0 3111 4366 11 5 2 0 0 syzkaller292024 [ 117.034495] [ 3112] 0 3112 4366 11 5 2 0 0 syzkaller292024 [ 117.034507] [ 3113] 0 3113 4366 11 5 2 0 0 syzkaller292024 [ 117.034513] Out of memory: Kill process 2988 (rsyslogd) score 0 or sacrifice child [ 117.034548] Killed process 2988 (rsyslogd) total-vm:57008kB, anon-rss:716kB, file-rss:0kB, shmem-rss:0kB [ 117.035077] rs:main Q:Reg (2991) used greatest stack depth: 12880 bytes left [ 117.045555] sshd (3104) used greatest stack depth: 9360 bytes left [ 117.056840] rsyslogd (2994) used greatest stack depth: 7240 bytes left [ 117.260156] Mem-Info: [ 117.260435] active_anon:3063 inactive_anon:42 isolated_anon:0 [ 117.260435] active_file:45 inactive_file:33 isolated_file:0 [ 117.260435] unevictable:0 dirty:0 writeback:0 unstable:0 [ 117.260435] slab_reclaimable:55141 slab_unreclaimable:327364 [ 117.260435] mapped:20 shmem:82 pagetables:226 bounce:0 [ 117.260435] free:18092 free_pcp:682 free_cma:0 [ 117.277863] Node 0 active_anon:5320kB inactive_anon:52kB active_file:112kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:80kB dirty:0kB writeback:0kB shmem:124kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 117.294648] syzkaller292024: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 117.294668] syzkaller292024 cpuset=/ mems_allowed=0-1 [ 117.294686] CPU: 2 PID: 3109 Comm: syzkaller292024 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 117.294690] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 117.294694] Call Trace: [ 117.294706] dump_stack+0x194/0x257 [ 117.294718] ? arch_local_irq_restore+0x53/0x53 [ 117.294728] ? flush_work+0x621/0x930 [ 117.294744] warn_alloc+0x1c2/0x2f0 [ 117.294754] ? zone_watermark_ok_safe+0x430/0x430 [ 117.294760] ? mutex_unlock+0xd/0x10 [ 117.294795] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 117.294861] ? warn_alloc+0x2f0/0x2f0 [ 117.294870] ? SyS_ioctl+0x8f/0xc0 [ 117.294884] ? warn_alloc+0x2f0/0x2f0 [ 117.294895] ? save_stack_trace+0x16/0x20 [ 117.294904] ? alloc_set_pte+0x1162/0x18f0 [ 117.294921] ? check_noncircular+0x20/0x20 [ 117.294939] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 117.294964] ? find_held_lock+0x39/0x1d0 [ 117.294986] ? lock_downgrade+0x990/0x990 [ 117.295022] ? check_same_owner+0x320/0x320 [ 117.295034] ? rcu_note_context_switch+0x710/0x710 [ 117.295041] ? check_noncircular+0x20/0x20 [ 117.295053] ? __might_sleep+0x95/0x190 [ 117.295066] __alloc_pages_nodemask+0x9f7/0xd80 [ 117.295081] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 117.295089] ? __alloc_pages_nodemask+0xae5/0xd80 [ 117.295098] ? find_held_lock+0x39/0x1d0 [ 117.295110] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 117.295143] ? cache_grow_begin+0x31b/0x400 [ 117.295160] cache_grow_begin+0x86/0x400 [ 117.295174] fallback_alloc+0x150/0x2b0 [ 117.295192] ____cache_alloc_node+0x1cf/0x1e0 [ 117.295207] kmem_cache_alloc_trace+0x27d/0x750 [ 117.295214] ? lock_downgrade+0x990/0x990 [ 117.295235] kvm_dev_ioctl+0x216/0x1840 [ 117.295249] ? lock_release+0xd70/0xd70 [ 117.295259] ? install_new_memslots+0x420/0x420 [ 117.295266] ? check_noncircular+0x20/0x20 [ 117.295278] ? __handle_mm_fault+0x587/0x39c0 [ 117.295295] ? avc_has_extended_perms+0x7fa/0x12c0 [ 117.295316] ? avc_ss_reset+0x110/0x110 [ 117.295335] ? lock_downgrade+0x990/0x990 [ 117.295375] ? check_same_owner+0x320/0x320 [ 117.295381] ? __handle_mm_fault+0x39c0/0x39c0 [ 117.295387] ? vmacache_find+0x61/0x270 [ 117.295397] ? rcu_note_context_switch+0x710/0x710 [ 117.295415] ? install_new_memslots+0x420/0x420 [ 117.295422] do_vfs_ioctl+0x1b1/0x1530 [ 117.295428] ? _cond_resched+0x14/0x30 [ 117.295443] ? ioctl_preallocate+0x2b0/0x2b0 [ 117.295454] ? selinux_capable+0x40/0x40 [ 117.295464] ? putname+0xf3/0x130 [ 117.295491] ? security_file_ioctl+0x7d/0xb0 [ 117.295497] ? security_file_ioctl+0x89/0xb0 [ 117.297603] SyS_ioctl+0x8f/0xc0 [ 117.297621] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 117.297627] RIP: 0033:0x435369 [ 117.297632] RSP: 002b:00007ffe18f623d8 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 117.297641] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 117.297646] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000362 [ 117.297651] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 117.297656] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 117.297661] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 117.426175] Node 1 active_anon:6932kB inactive_anon:116kB active_file:76kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 117.438536] Node 0 DMA free:4180kB min:640kB low:800kB high:960kB active_anon:80kB 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 [ 117.441300] lowmem_reserve[]: 0 886 886 886 [ 117.465471] Node 0 DMA32 free:49308kB min:36536kB low:45668kB high:54800kB active_anon:5240kB inactive_anon:52kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:1664kB pagetables:408kB bounce:0kB free_pcp:2300kB local_pcp:248kB free_cma:0kB [ 117.468238] lowmem_reserve[]: 0 0 0 0 [ 117.468655] Node 1 DMA32 free:30404kB min:30404kB low:38004kB high:45604kB active_anon:6932kB inactive_anon:116kB active_file:76kB inactive_file:16kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2144kB pagetables:496kB bounce:0kB free_pcp:604kB local_pcp:0kB free_cma:0kB [ 117.471506] lowmem_reserve[]: 0 0 0 0 [ 117.471946] Node 0 DMA: 9*4kB (UM) 15*8kB (UME) 24*16kB (UE) 11*32kB (UME) 7*64kB (UE) 3*128kB (UME) 2*256kB (ME) 2*512kB (ME) 1*1024kB (M) 0*2048kB 0*4096kB = 4284kB [ 117.475555] Node 0 DMA32: 843*4kB (UME) 411*8kB (UME) 762*16kB (UMEH) 397*32kB (UME) 108*64kB (UH) 30*128kB (U) 20*256kB (U) 2*512kB (U) 1*1024kB (H) 0*2048kB 0*4096kB = 49476kB [ 117.477259] Node 1 DMA32: 249*4kB (UME) 152*8kB (UME) 606*16kB (UME) 305*32kB (UME) 141*64kB (UME) 1*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 30820kB [ 117.478798] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 117.479590] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 117.480449] 178 total pagecache pages [ 117.491493] 0 pages in swap cache [ 117.491814] Swap cache stats: add 0, delete 0, find 0/0 [ 117.492336] Free swap = 0kB [ 117.492631] Total swap = 0kB [ 117.492919] 524186 pages RAM [ 117.493229] 0 pages HighMem/MovableOnly [ 117.493601] 103968 pages reserved