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 syzkaller login: [ 135.842754] syzkaller009513: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 135.843854] syzkaller009513 cpuset=/ mems_allowed=0-1 [ 135.844514] CPU: 0 PID: 3034 Comm: syzkaller009513 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 135.844692] syzkaller009513: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 135.844709] syzkaller009513 cpuset=/ mems_allowed=0-1 [ 135.846803] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 135.847557] Call Trace: [ 135.847791] dump_stack+0x194/0x257 [ 135.848112] ? arch_local_irq_restore+0x53/0x53 [ 135.848542] ? isolate_lru_page+0x11d0/0x11d0 [ 135.848937] warn_alloc+0x1c2/0x2f0 [ 135.849255] ? zone_watermark_ok_safe+0x430/0x430 [ 135.849706] ? rcu_note_context_switch+0x710/0x710 [ 135.850145] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 135.850599] ? warn_alloc+0x2f0/0x2f0 [ 135.850955] ? SyS_ioctl+0x8f/0xc0 [ 135.851269] ? warn_alloc+0x2f0/0x2f0 [ 135.851602] ? save_stack_trace+0x16/0x20 [ 135.851990] ? check_noncircular+0x20/0x20 [ 135.852365] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 135.852822] ? find_held_lock+0x39/0x1d0 [ 135.853201] ? lock_downgrade+0x990/0x990 [ 135.853576] ? check_same_owner+0x320/0x320 [ 135.853957] ? rcu_note_context_switch+0x710/0x710 [ 135.854404] ? check_noncircular+0x20/0x20 [ 135.854773] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 135.855348] ? __might_sleep+0x95/0x190 [ 135.855710] __alloc_pages_nodemask+0x9f7/0xd80 [ 135.856117] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 135.856568] ? __alloc_pages_nodemask+0xae5/0xd80 [ 135.856992] ? find_held_lock+0x39/0x1d0 [ 135.857346] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 135.857812] ? cache_grow_begin+0x31b/0x400 [ 135.858194] cache_grow_begin+0x86/0x400 [ 135.858551] fallback_alloc+0x150/0x2b0 [ 135.858916] ____cache_alloc_node+0x1cf/0x1e0 [ 135.859312] kmem_cache_alloc_trace+0x27d/0x750 [ 135.859714] ? lock_downgrade+0x990/0x990 [ 135.860102] kvm_dev_ioctl+0x216/0x1840 [ 135.860452] ? lock_release+0xd70/0xd70 [ 135.860798] ? install_new_memslots+0x420/0x420 [ 135.861229] ? avc_has_extended_perms+0x7fa/0x12c0 [ 135.861672] ? unwind_get_return_address+0x61/0xa0 [ 135.862424] ? avc_ss_reset+0x110/0x110 [ 135.862778] ? putname+0xee/0x130 [ 135.863087] ? save_stack+0xa3/0xd0 [ 135.863411] ? save_stack_trace+0x16/0x20 [ 135.863778] ? save_stack+0x43/0xd0 [ 135.864099] ? kasan_slab_free+0x71/0xc0 [ 135.864456] ? kmem_cache_free+0x77/0x280 [ 135.864815] ? putname+0xee/0x130 [ 135.865116] ? do_sys_open+0x31b/0x6d0 [ 135.865460] ? __lock_is_held+0xbc/0x140 [ 135.865839] ? check_same_owner+0x320/0x320 [ 135.866221] ? rcu_note_context_switch+0x710/0x710 [ 135.866655] ? install_new_memslots+0x420/0x420 [ 135.867059] do_vfs_ioctl+0x1b1/0x1530 [ 135.867399] ? _cond_resched+0x14/0x30 [ 135.867743] ? ioctl_preallocate+0x2b0/0x2b0 [ 135.868127] ? selinux_capable+0x40/0x40 [ 135.868484] ? putname+0xf3/0x130 [ 135.868801] ? security_file_ioctl+0x7d/0xb0 [ 135.869185] ? security_file_ioctl+0x89/0xb0 [ 135.869575] SyS_ioctl+0x8f/0xc0 [ 135.869896] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 135.870309] RIP: 0033:0x435369 [ 135.870590] RSP: 002b:00007ffea8e25b88 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 135.871254] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 135.871872] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002f1 [ 135.872477] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 135.873081] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 135.873694] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 135.874335] CPU: 1 PID: 3036 Comm: syzkaller009513 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 135.874475] Mem-Info: [ 135.874490] active_anon:3949 inactive_anon:41 isolated_anon:0 [ 135.874490] active_file:28 inactive_file:30 isolated_file:27 [ 135.874490] unevictable:0 dirty:2 writeback:0 unstable:0 [ 135.874490] slab_reclaimable:53382 slab_unreclaimable:328832 [ 135.874490] mapped:27 shmem:76 pagetables:312 bounce:0 [ 135.874490] free:17576 free_pcp:104 free_cma:0 [ 135.874500] Node 0 active_anon:13172kB inactive_anon:64kB active_file:52kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):108kB mapped:104kB dirty:4kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 4096kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 135.874509] Node 1 active_anon:2624kB inactive_anon:100kB active_file:60kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:4kB writeback:0kB shmem:108kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 135.874512] Node 0 DMA free:4152kB min:640kB low:800kB high:960kB active_anon:48kB 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 [ 135.874525] lowmem_reserve[]: 0 886 886 886 [ 135.874539] Node 0 DMA32 free:36176kB min:36536kB low:45668kB high:54800kB active_anon:13124kB inactive_anon:64kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:4kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:2432kB pagetables:560kB bounce:0kB free_pcp:408kB local_pcp:208kB free_cma:0kB [ 135.874551] lowmem_reserve[]: 0 0 0 0 [ 135.874567] Node 1 DMA32 free:29976kB min:30404kB low:38004kB high:45604kB active_anon:2624kB inactive_anon:100kB active_file:60kB inactive_file:60kB unevictable:0kB writepending:4kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:1536kB pagetables:688kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB [ 135.874578] lowmem_reserve[]: 0 0 0 0 [ 135.874593] Node 0 DMA: 6*4kB (UM) 3*8kB (ME) 3*16kB (UME) 2*32kB (UE) 1*64kB (U) 1*128kB (M) 3*256kB (UME) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4192kB [ 135.874658] Node 0 DMA32: 156*4kB (UME) 390*8kB (UM) 277*16kB (UME) 123*32kB (UME) 34*64kB (UME) 7*128kB (UME) 4*256kB (ME) 3*512kB (ME) 0*1024kB 3*2048kB (UM) 3*4096kB (M) = 36176kB [ 135.874730] Node 1 DMA32: 308*4kB (UM) 659*8kB (UME) 431*16kB (UME) 96*32kB (UM) 129*64kB (UM) 18*128kB (ME) 7*256kB (UM) 3*512kB (ME) 0*1024kB 0*2048kB 0*4096kB = 30360kB [ 135.874801] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 135.874806] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 135.874810] 211 total pagecache pages [ 135.874816] 0 pages in swap cache [ 135.874820] Swap cache stats: add 0, delete 0, find 0/0 [ 135.874823] Free swap = 0kB [ 135.874825] Total swap = 0kB [ 135.874829] 524186 pages RAM [ 135.874832] 0 pages HighMem/MovableOnly [ 135.874834] 103968 pages reserved [ 135.899883] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 135.900526] Call Trace: [ 135.900725] dump_stack+0x194/0x257 [ 135.901031] ? arch_local_irq_restore+0x53/0x53 [ 135.901413] ? flush_work+0x621/0x930 [ 135.901732] warn_alloc+0x1c2/0x2f0 [ 135.902044] ? zone_watermark_ok_safe+0x430/0x430 [ 135.902433] ? mutex_unlock+0xd/0x10 [ 135.902759] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 135.903243] ? warn_alloc+0x2f0/0x2f0 [ 135.903556] ? SyS_ioctl+0x8f/0xc0 [ 135.903858] ? warn_alloc+0x2f0/0x2f0 [ 135.904178] ? save_stack_trace+0x16/0x20 [ 135.904590] ? check_noncircular+0x20/0x20 [ 135.905788] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 135.906233] ? find_held_lock+0x39/0x1d0 [ 135.906594] ? lock_downgrade+0x990/0x990 [ 135.906986] ? check_same_owner+0x320/0x320 [ 135.907347] ? rcu_note_context_switch+0x710/0x710 [ 135.907769] ? check_noncircular+0x20/0x20 [ 135.908122] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 135.908692] ? __might_sleep+0x95/0x190 [ 135.909055] __alloc_pages_nodemask+0x9f7/0xd80 [ 135.909467] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 135.909880] ? __alloc_pages_nodemask+0xae5/0xd80 [ 135.910281] ? find_held_lock+0x39/0x1d0 [ 135.910619] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 135.911050] ? cache_grow_begin+0x31b/0x400 [ 135.911414] cache_grow_begin+0x86/0x400 [ 135.911750] fallback_alloc+0x150/0x2b0 [ 135.912091] ____cache_alloc_node+0x1cf/0x1e0 [ 135.912462] kmem_cache_alloc_trace+0x27d/0x750 [ 135.912843] ? lock_downgrade+0x990/0x990 [ 135.913198] kvm_dev_ioctl+0x216/0x1840 [ 135.913531] ? lock_release+0xd70/0xd70 [ 135.913860] ? install_new_memslots+0x420/0x420 [ 135.914262] ? avc_has_extended_perms+0x7fa/0x12c0 [ 135.914670] ? unwind_get_return_address+0x61/0xa0 [ 135.915092] ? avc_ss_reset+0x110/0x110 [ 135.915434] ? putname+0xee/0x130 [ 135.915721] ? save_stack+0xa3/0xd0 [ 135.916067] ? save_stack_trace+0x16/0x20 [ 135.916450] ? save_stack+0x43/0xd0 [ 135.916761] ? kasan_slab_free+0x71/0xc0 [ 135.917098] ? kmem_cache_free+0x77/0x280 [ 135.917437] ? putname+0xee/0x130 [ 135.917722] ? do_sys_open+0x31b/0x6d0 [ 135.918059] ? __lock_is_held+0xbc/0x140 [ 135.918412] ? check_same_owner+0x320/0x320 [ 135.918771] ? rcu_note_context_switch+0x710/0x710 [ 135.919200] ? install_new_memslots+0x420/0x420 [ 135.919628] do_vfs_ioctl+0x1b1/0x1530 [ 135.919948] ? _cond_resched+0x14/0x30 [ 135.920293] ? ioctl_preallocate+0x2b0/0x2b0 [ 135.920659] ? selinux_capable+0x40/0x40 [ 135.920997] ? putname+0xf3/0x130 [ 135.921310] ? security_file_ioctl+0x7d/0xb0 [ 135.921670] ? security_file_ioctl+0x89/0xb0 [ 135.922085] SyS_ioctl+0x8f/0xc0 [ 135.922421] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 135.922809] RIP: 0033:0x435369 [ 135.923074] RSP: 002b:00007ffea8e25b88 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 135.923703] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 135.924292] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000305 [ 135.924878] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 135.925461] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 135.926056] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 135.979132] syzkaller009513 invoked oom-killer: gfp_mask=0x14080c0(GFP_KERNEL|__GFP_ZERO), nodemask=(null), order=0, oom_score_adj=0 [ 135.979952] syzkaller009513 cpuset=/ mems_allowed=0-1 [ 135.980332] CPU: 3 PID: 3033 Comm: syzkaller009513 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 135.981068] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 135.981588] Call Trace: [ 135.981828] dump_stack+0x194/0x257 [ 135.982155] ? arch_local_irq_restore+0x53/0x53 [ 135.982567] ? check_noncircular+0x20/0x20 [ 135.982942] dump_header+0x234/0xa0e [ 135.983281] ? pagefault_out_of_memory+0x152/0x152 [ 135.983746] ? lock_acquire+0x1d5/0x580 [ 135.984097] ? ___ratelimit+0x152/0x630 [ 135.984455] ? do_raw_spin_trylock+0x190/0x190 [ 135.984865] ? mark_held_locks+0xb2/0x100 [ 135.985258] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 135.985708] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 135.986170] ? trace_hardirqs_on+0xd/0x10 [ 135.986539] ? ___ratelimit+0x95/0x630 [ 135.986884] ? idr_get_free+0xff0/0xff0 [ 135.987252] ? lock_downgrade+0x990/0x990 [ 135.987618] ? cred_has_capability+0x1a0/0x3d0 [ 135.988031] oom_kill_process+0x86d/0x13d0 [ 135.988414] ? lock_release+0xd70/0xd70 [ 135.988774] ? oom_evaluate_task+0x480/0x480 [ 135.989179] ? security_capable_noaudit+0x8b/0xc0 [ 135.989610] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 135.990069] ? check_noncircular+0x20/0x20 [ 135.990445] ? has_capability+0x30/0x30 [ 135.991113] ? has_capability_noaudit+0x24/0x30 [ 135.991523] ? oom_badness+0xdf/0xb80 [ 135.991876] ? find_held_lock+0x39/0x1d0 [ 135.992260] ? lock_downgrade+0x990/0x990 [ 135.992630] ? out_of_memory+0x921/0x11d0 [ 135.993013] ? oom_reaper+0x4d0/0x4d0 [ 135.993370] ? lock_release+0xd70/0xd70 [ 135.993720] ? __alloc_pages_slowpath+0x10f6/0x2ee0 [ 135.994134] ? oom_evaluate_task+0x284/0x480 [ 135.994445] out_of_memory+0x7dd/0x11d0 [ 135.994795] ? trace_hardirqs_on+0xd/0x10 [ 135.995087] ? oom_killer_disable+0x310/0x310 [ 135.995473] ? mutex_trylock+0x23a/0x2d0 [ 135.995838] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 135.996330] ? check_same_owner+0x320/0x320 [ 135.996720] __alloc_pages_slowpath+0x1eae/0x2ee0 [ 135.997190] ? warn_alloc+0x2f0/0x2f0 [ 135.997562] ? save_stack_trace+0x16/0x20 [ 135.997937] ? lock_downgrade+0x990/0x990 [ 135.998311] ? bpf_prog_alloc+0x310/0x310 [ 135.998678] ? __bpf_address_lookup+0x2b0/0x2b0 [ 135.999089] ? check_noncircular+0x20/0x20 [ 135.999472] ? mark_held_locks+0xb2/0x100 [ 135.999838] ? retint_kernel+0x10/0x10 [ 136.000184] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 136.000627] ? find_held_lock+0x39/0x1d0 [ 136.000996] ? do_vfs_ioctl+0x1b1/0x1530 [ 136.001355] ? lock_acquire+0x256/0x580 [ 136.001716] ? check_same_owner+0x320/0x320 [ 136.002107] ? __might_sleep+0x95/0x190 [ 136.002461] __alloc_pages_nodemask+0x9f7/0xd80 [ 136.002876] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 136.003320] ? __lock_is_held+0xbc/0x140 [ 136.003693] ? cpus_read_unlock+0x56/0x70 [ 136.004060] ? static_key_slow_inc+0x16b/0x3c0 [ 136.004468] ? kvm_dev_ioctl+0x13e1/0x1840 [ 136.004844] ? mmu_notifier_synchronize+0x20/0x20 [ 136.005275] alloc_pages_current+0xb6/0x1e0 [ 136.005662] kvm_coalesced_mmio_init+0x6d/0x1c0 [ 136.006081] ? coalesced_mmio_write+0x3c0/0x3c0 [ 136.006503] kvm_dev_ioctl+0x637/0x1840 [ 136.006862] ? install_new_memslots+0x420/0x420 [ 136.007283] ? avc_has_extended_perms+0x7fa/0x12c0 [ 136.007717] ? unwind_get_return_address+0x61/0xa0 [ 136.008156] ? avc_ss_reset+0x110/0x110 [ 136.008509] ? putname+0xee/0x130 [ 136.008814] ? save_stack+0xa3/0xd0 [ 136.009136] ? save_stack_trace+0x16/0x20 [ 136.009499] ? save_stack+0x43/0xd0 [ 136.009826] ? kmem_cache_free+0x77/0x280 [ 136.010190] ? putname+0xee/0x130 [ 136.010496] ? do_sys_open+0x31b/0x6d0 [ 136.010842] ? __lock_is_held+0xbc/0x140 [ 136.011214] ? check_same_owner+0x320/0x320 [ 136.011599] ? rcu_note_context_switch+0x710/0x710 [ 136.012263] ? install_new_memslots+0x420/0x420 [ 136.012677] do_vfs_ioctl+0x1b1/0x1530 [ 136.013019] ? _cond_resched+0x14/0x30 [ 136.013365] ? ioctl_preallocate+0x2b0/0x2b0 [ 136.013761] ? selinux_capable+0x40/0x40 [ 136.014122] ? putname+0xf3/0x130 [ 136.014442] ? security_file_ioctl+0x7d/0xb0 [ 136.014831] ? security_file_ioctl+0x89/0xb0 [ 136.015223] SyS_ioctl+0x8f/0xc0 [ 136.015529] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 136.015948] RIP: 0033:0x435369 [ 136.016231] RSP: 002b:00007ffea8e25b88 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 136.016911] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 136.017555] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002f9 [ 136.018211] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 136.018849] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 136.019505] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 136.020227] Mem-Info: [ 136.021479] active_anon:4461 inactive_anon:41 isolated_anon:0 [ 136.021479] active_file:74 inactive_file:0 isolated_file:0 [ 136.021479] unevictable:0 dirty:0 writeback:0 unstable:0 [ 136.021479] slab_reclaimable:53422 slab_unreclaimable:328850 [ 136.021479] mapped:20 shmem:76 pagetables:312 bounce:0 [ 136.021479] free:17726 free_pcp:0 free_cma:0 [ 136.024156] Node 0 active_anon:15220kB inactive_anon:64kB active_file:132kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:76kB dirty:0kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 4096kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 136.026719] Node 1 active_anon:2624kB inactive_anon:100kB active_file:152kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:4kB dirty:0kB writeback:0kB shmem:108kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 136.028966] Node 0 DMA free:4148kB min:640kB low:800kB high:960kB active_anon:48kB inactive_anon:0kB active_file:12kB 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 [ 136.031477] lowmem_reserve[]: 0 886 886 886 [ 136.031801] Node 0 DMA32 free:36392kB min:36536kB low:45668kB high:54800kB active_anon:15172kB inactive_anon:64kB active_file:0kB inactive_file:56kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:2432kB pagetables:560kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 136.034577] lowmem_reserve[]: 0 0 0 0 [ 136.034876] Node 1 DMA32 free:30364kB min:30404kB low:38004kB high:45604kB active_anon:2624kB inactive_anon:100kB active_file:52kB inactive_file:72kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:1536kB pagetables:688kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 136.037388] lowmem_reserve[]: 0 0 0 0 [ 136.037760] Node 0 DMA: 4*4kB (M) 2*8kB (UE) 1*16kB (E) 1*32kB (U) 2*64kB (UM) 1*128kB (M) 3*256kB (UME) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4176kB [ 136.039161] Node 0 DMA32: 274*4kB (UME) 390*8kB (UM) 277*16kB (UME) 123*32kB (UME) 34*64kB (UME) 7*128kB (UME) 4*256kB (ME) 3*512kB (ME) 0*1024kB 3*2048kB (UM) 3*4096kB (M) = 36648kB [ 136.040684] Node 1 DMA32: 310*4kB (UM) 659*8kB (UME) 431*16kB (UME) 96*32kB (UM) 129*64kB (UM) 18*128kB (ME) 7*256kB (UM) 3*512kB (ME) 0*1024kB 0*2048kB 0*4096kB = 30368kB [ 136.042189] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 136.042952] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 136.043765] 146 total pagecache pages [ 136.044137] 0 pages in swap cache [ 136.044449] Swap cache stats: add 0, delete 0, find 0/0 [ 136.044920] Free swap = 0kB [ 136.045224] Total swap = 0kB [ 136.045508] 524186 pages RAM [ 136.045802] 0 pages HighMem/MovableOnly [ 136.046171] 103968 pages reserved [ 136.046482] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 136.047374] [ 1512] 0 1512 6967 1741 19 3 0 -1000 udevd [ 136.048043] [ 2783] 0 2783 2493 573 10 3 0 0 dhclient [ 136.048888] [ 2910] 0 2910 30583 142 23 3 0 0 rsyslogd [ 136.049788] [ 2948] 0 2948 4725 48 15 3 0 0 cron [ 136.050490] [ 2974] 0 2974 12490 153 28 3 0 -1000 sshd [ 136.051129] [ 2998] 0 2998 3694 40 14 3 0 0 getty [ 136.051712] [ 2999] 0 2999 3694 41 13 3 0 0 getty [ 136.052501] [ 3000] 0 3000 3694 41 13 3 0 0 getty [ 136.053293] [ 3001] 0 3001 3694 42 13 3 0 0 getty [ 136.053939] [ 3002] 0 3002 3694 40 13 3 0 0 getty [ 136.055064] [ 3003] 0 3003 3694 41 13 3 0 0 getty [ 136.055836] [ 3004] 0 3004 3649 40 13 4 0 0 getty [ 136.056626] [ 3006] 0 3006 5349 149 16 3 0 -1000 udevd [ 136.057423] [ 3007] 0 3007 5344 148 16 3 0 -1000 udevd [ 136.058738] [ 3030] 0 3030 17820 196 39 3 0 0 sshd [ 136.059812] [ 3032] 0 3032 271 1 4 2 0 0 syzkaller009513 [ 136.060690] [ 3033] 0 3033 3380 11 5 2 0 0 syzkaller009513 [ 136.061921] [ 3034] 0 3034 3380 11 5 2 0 0 syzkaller009513 [ 136.062949] [ 3035] 0 3035 3380 11 5 2 0 0 syzkaller009513 [ 136.063865] [ 3036] 0 3036 3380 523 5 2 0 0 syzkaller009513 [ 136.064736] [ 3037] 0 3037 3380 11 5 2 0 0 syzkaller009513 [ 136.065606] [ 3038] 0 3038 3380 523 5 2 0 0 syzkaller009513 [ 136.066475] [ 3039] 0 3039 3380 11 5 2 0 0 syzkaller009513 [ 136.067303] [ 3040] 0 3040 3380 11 5 2 0 0 syzkaller009513 [ 136.068147] Out of memory: Kill process 2783 (dhclient) score 1 or sacrifice child [ 136.069192] Killed process 2783 (dhclient) total-vm:9972kB, anon-rss:2292kB, file-rss:0kB, shmem-rss:0kB [ 136.356886] syzkaller009513: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 136.357800] syzkaller009513 cpuset=/ mems_allowed=0-1 [ 136.358282] CPU: 1 PID: 3033 Comm: syzkaller009513 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 136.358837] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 136.359581] Call Trace: [ 136.359763] dump_stack+0x194/0x257 [ 136.360084] ? arch_local_irq_restore+0x53/0x53 [ 136.360399] ? flush_work+0x621/0x930 [ 136.360736] warn_alloc+0x1c2/0x2f0 [ 136.360984] ? zone_watermark_ok_safe+0x430/0x430 [ 136.361401] ? mutex_unlock+0xd/0x10 [ 136.361677] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 136.362137] ? warn_alloc+0x2f0/0x2f0 [ 136.362395] ? SyS_ioctl+0x8f/0xc0 [ 136.362706] ? warn_alloc+0x2f0/0x2f0 [ 136.362965] ? save_stack_trace+0x16/0x20 [ 136.363332] ? check_noncircular+0x20/0x20 [ 136.363622] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 136.364078] ? find_held_lock+0x39/0x1d0 [ 136.364359] ? lock_downgrade+0x990/0x990 [ 136.364750] ? check_same_owner+0x320/0x320 [ 136.365134] ? rcu_note_context_switch+0x710/0x710 [ 136.365560] ? check_noncircular+0x20/0x20 [ 136.365849] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 136.366425] ? __might_sleep+0x95/0x190 [ 136.366693] __alloc_pages_nodemask+0x9f7/0xd80 [ 136.367103] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 136.367433] ? __alloc_pages_nodemask+0xae5/0xd80 [ 136.367852] ? find_held_lock+0x39/0x1d0 [ 136.368197] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 136.368547] ? cache_grow_begin+0x31b/0x400 [ 136.368930] cache_grow_begin+0x86/0x400 [ 136.369273] fallback_alloc+0x150/0x2b0 [ 136.369546] ____cache_alloc_node+0x1cf/0x1e0 [ 136.369950] kmem_cache_alloc_trace+0x27d/0x750 [ 136.370359] ? lock_downgrade+0x990/0x990 [ 136.370729] kvm_dev_ioctl+0x216/0x1840 [ 136.371081] ? lock_release+0xd70/0xd70 [ 136.371450] ? install_new_memslots+0x420/0x420 [ 136.371869] ? avc_has_extended_perms+0x7fa/0x12c0 [ 136.372297] ? unwind_get_return_address+0x61/0xa0 [ 136.372735] ? avc_ss_reset+0x110/0x110 [ 136.373086] ? putname+0xee/0x130 [ 136.373431] ? save_stack+0xa3/0xd0 [ 136.373758] ? save_stack_trace+0x16/0x20 [ 136.374126] ? save_stack+0x43/0xd0 [ 136.374418] ? kasan_slab_free+0x71/0xc0 [ 136.374789] ? kmem_cache_free+0x77/0x280 [ 136.375126] ? putname+0xee/0x130 [ 136.375405] ? do_sys_open+0x31b/0x6d0 [ 136.375978] ? __lock_is_held+0xbc/0x140 [ 136.376338] ? check_same_owner+0x320/0x320 [ 136.376719] ? rcu_note_context_switch+0x710/0x710 [ 136.377188] ? install_new_memslots+0x420/0x420 [ 136.377589] do_vfs_ioctl+0x1b1/0x1530 [ 136.377973] ? _cond_resched+0x14/0x30 [ 136.378358] ? ioctl_preallocate+0x2b0/0x2b0 [ 136.378753] ? selinux_capable+0x40/0x40 [ 136.379101] ? putname+0xf3/0x130 [ 136.379417] ? security_file_ioctl+0x7d/0xb0 [ 136.379796] ? security_file_ioctl+0x89/0xb0 [ 136.380180] SyS_ioctl+0x8f/0xc0 [ 136.380483] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 136.380884] RIP: 0033:0x435369 [ 136.381165] RSP: 002b:00007ffea8e25b88 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 136.381829] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 136.382448] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002fd [ 136.383065] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 136.383697] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 136.384419] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 136.665485] syzkaller009513: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 136.666569] syzkaller009513 cpuset=/ mems_allowed=0-1 [ 136.667090] CPU: 3 PID: 3039 Comm: syzkaller009513 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 136.667758] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 136.668485] Call Trace: [ 136.668714] dump_stack+0x194/0x257 [ 136.669061] ? arch_local_irq_restore+0x53/0x53 [ 136.669395] ? isolate_lru_page+0x11d0/0x11d0 [ 136.669709] warn_alloc+0x1c2/0x2f0 [ 136.670018] ? zone_watermark_ok_safe+0x430/0x430 [ 136.670493] ? rcu_note_context_switch+0x710/0x710 [ 136.671027] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 136.671497] ? warn_alloc+0x2f0/0x2f0 [ 136.671851] ? SyS_ioctl+0x8f/0xc0 [ 136.672187] ? warn_alloc+0x2f0/0x2f0 [ 136.672515] ? save_stack_trace+0x16/0x20 [ 136.673451] ? check_noncircular+0x20/0x20 [ 136.673782] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 136.674245] ? find_held_lock+0x39/0x1d0 [ 136.674764] ? lock_downgrade+0x990/0x990 [ 136.675444] ? check_same_owner+0x320/0x320 [ 136.676198] ? rcu_note_context_switch+0x710/0x710 [ 136.676878] ? check_noncircular+0x20/0x20 [ 136.677573] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 136.678687] ? __might_sleep+0x95/0x190 [ 136.679430] __alloc_pages_nodemask+0x9f7/0xd80 [ 136.680273] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 136.681189] ? __alloc_pages_nodemask+0xae5/0xd80 [ 136.682030] ? find_held_lock+0x39/0x1d0 [ 136.682724] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 136.683603] ? cache_grow_begin+0x31b/0x400 [ 136.684351] cache_grow_begin+0x86/0x400 [ 136.685008] fallback_alloc+0x150/0x2b0 [ 136.685683] ____cache_alloc_node+0x1cf/0x1e0 [ 136.686458] kmem_cache_alloc_trace+0x27d/0x750 [ 136.687251] ? lock_downgrade+0x990/0x990 [ 136.687930] kvm_dev_ioctl+0x216/0x1840 [ 136.688618] ? lock_release+0xd70/0xd70 [ 136.689313] ? install_new_memslots+0x420/0x420 [ 136.690081] ? avc_has_extended_perms+0x7fa/0x12c0 [ 136.690907] ? unwind_get_return_address+0x61/0xa0 [ 136.691745] ? avc_ss_reset+0x110/0x110 [ 136.692436] ? putname+0xee/0x130 [ 136.693005] ? save_stack+0xa3/0xd0 [ 136.693579] ? save_stack_trace+0x16/0x20 [ 136.695167] ? save_stack+0x43/0xd0 [ 136.695496] ? kasan_slab_free+0x71/0xc0 [ 136.695852] ? kmem_cache_free+0x77/0x280 [ 136.696555] ? putname+0xee/0x130 [ 136.696870] ? do_sys_open+0x31b/0x6d0 [ 136.697236] ? __lock_is_held+0xbc/0x140 [ 136.697605] ? check_same_owner+0x320/0x320 [ 136.697918] ? rcu_note_context_switch+0x710/0x710 [ 136.698311] ? install_new_memslots+0x420/0x420 [ 136.698629] do_vfs_ioctl+0x1b1/0x1530 [ 136.698969] ? _cond_resched+0x14/0x30 [ 136.699245] ? ioctl_preallocate+0x2b0/0x2b0 [ 136.699632] ? selinux_capable+0x40/0x40 [ 136.699910] ? putname+0xf3/0x130 [ 136.700249] ? security_file_ioctl+0x7d/0xb0 [ 136.700644] ? security_file_ioctl+0x89/0xb0 [ 136.701099] SyS_ioctl+0x8f/0xc0 [ 136.701430] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 136.701900] RIP: 0033:0x435369 [ 136.702304] RSP: 002b:00007ffea8e25b88 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 136.702980] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 136.703645] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002cd [ 136.704304] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 136.704939] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 136.705629] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 136.804541] syzkaller009513: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 136.806826] syzkaller009513 cpuset=/ mems_allowed=0-1 [ 136.807540] CPU: 2 PID: 3040 Comm: syzkaller009513 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 136.808873] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 136.810252] Call Trace: [ 136.810671] dump_stack+0x194/0x257 [ 136.811268] ? arch_local_irq_restore+0x53/0x53 [ 136.812226] ? isolate_lru_page+0x11d0/0x11d0 [ 136.813108] warn_alloc+0x1c2/0x2f0 [ 136.813695] ? zone_watermark_ok_safe+0x430/0x430 [ 136.814523] ? rcu_note_context_switch+0x710/0x710 [ 136.815402] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 136.816249] ? warn_alloc+0x2f0/0x2f0 [ 136.816895] ? SyS_ioctl+0x8f/0xc0 [ 136.817486] ? warn_alloc+0x2f0/0x2f0 [ 136.818130] ? save_stack_trace+0x16/0x20 [ 136.818900] ? check_noncircular+0x20/0x20 [ 136.819666] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 136.820585] ? find_held_lock+0x39/0x1d0 [ 136.821260] ? lock_downgrade+0x990/0x990 [ 136.821972] ? check_same_owner+0x320/0x320 [ 136.823643] ? rcu_note_context_switch+0x710/0x710 [ 136.824486] ? check_noncircular+0x20/0x20 [ 136.825207] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 136.826319] ? __might_sleep+0x95/0x190 [ 136.827055] __alloc_pages_nodemask+0x9f7/0xd80 [ 136.827828] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 136.828744] ? __alloc_pages_nodemask+0xae5/0xd80 [ 136.829518] ? find_held_lock+0x39/0x1d0 [ 136.830196] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 136.831009] ? cache_grow_begin+0x31b/0x400 [ 136.831719] cache_grow_begin+0x86/0x400 [ 136.832380] fallback_alloc+0x150/0x2b0 [ 136.833018] ____cache_alloc_node+0x1cf/0x1e0 [ 136.833823] kmem_cache_alloc_trace+0x27d/0x750 [ 136.834570] ? lock_downgrade+0x990/0x990 [ 136.835254] kvm_dev_ioctl+0x216/0x1840 [ 136.835896] ? lock_release+0xd70/0xd70 [ 136.836541] ? install_new_memslots+0x420/0x420 [ 136.837447] ? avc_has_extended_perms+0x7fa/0x12c0 [ 136.838247] ? unwind_get_return_address+0x61/0xa0 [ 136.839001] ? avc_ss_reset+0x110/0x110 [ 136.839790] ? putname+0xee/0x130 [ 136.840370] ? save_stack+0xa3/0xd0 [ 136.840941] ? save_stack_trace+0x16/0x20 [ 136.841575] ? save_stack+0x43/0xd0 [ 136.842172] ? kasan_slab_free+0x71/0xc0 [ 136.842818] ? kmem_cache_free+0x77/0x280 [ 136.843750] ? putname+0xee/0x130 [ 136.844184] ? do_sys_open+0x31b/0x6d0 [ 136.844813] ? __lock_is_held+0xbc/0x140 [ 136.845495] ? check_same_owner+0x320/0x320 [ 136.846227] ? rcu_note_context_switch+0x710/0x710 [ 136.847053] ? install_new_memslots+0x420/0x420 [ 136.847798] do_vfs_ioctl+0x1b1/0x1530 [ 136.848429] ? _cond_resched+0x14/0x30 [ 136.849087] ? ioctl_preallocate+0x2b0/0x2b0 [ 136.849682] ? selinux_capable+0x40/0x40 [ 136.850289] ? putname+0xf3/0x130 [ 136.850634] ? security_file_ioctl+0x7d/0xb0 [ 136.851054] ? security_file_ioctl+0x89/0xb0 [ 136.851497] SyS_ioctl+0x8f/0xc0 [ 136.851840] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 136.852289] RIP: 0033:0x435369 [ 136.852587] RSP: 002b:00007ffea8e25b88 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 136.853490] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 136.854255] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000313 [ 136.854946] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 136.855625] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 136.856295] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 136.857167] syzkaller009513: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 136.858353] syzkaller009513 cpuset=/ mems_allowed=0-1 [ 136.858863] CPU: 3 PID: 3035 Comm: syzkaller009513 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 136.861789] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 136.862633] Call Trace: [ 136.863089] dump_stack+0x194/0x257 [ 136.863479] ? arch_local_irq_restore+0x53/0x53 [ 136.864064] ? flush_work+0x621/0x930 [ 136.864483] warn_alloc+0x1c2/0x2f0 [ 136.864882] ? zone_watermark_ok_safe+0x430/0x430 [ 136.865840] ? mutex_unlock+0xd/0x10 [ 136.866495] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 136.867015] ? warn_alloc+0x2f0/0x2f0 [ 136.867730] ? SyS_ioctl+0x8f/0xc0 [ 136.868535] ? warn_alloc+0x2f0/0x2f0 [ 136.869111] ? save_stack_trace+0x16/0x20 [ 136.870022] ? check_noncircular+0x20/0x20 [ 136.870867] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 136.872136] ? find_held_lock+0x39/0x1d0 [ 136.872644] ? lock_downgrade+0x990/0x990 [ 136.873215] ? check_same_owner+0x320/0x320 [ 136.873852] ? rcu_note_context_switch+0x710/0x710 [ 136.874326] ? check_noncircular+0x20/0x20 [ 136.875001] ? __might_sleep+0x95/0x190 [ 136.875724] __alloc_pages_nodemask+0x9f7/0xd80 [ 136.876489] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 136.877139] ? __alloc_pages_nodemask+0xae5/0xd80 [ 136.877588] ? find_held_lock+0x39/0x1d0 [ 136.877988] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 136.878670] ? cache_grow_begin+0x31b/0x400 [ 136.879073] cache_grow_begin+0x86/0x400 [ 136.879842] fallback_alloc+0x150/0x2b0 [ 136.880652] ____cache_alloc_node+0x1cf/0x1e0 [ 136.881498] kmem_cache_alloc_trace+0x27d/0x750 [ 136.882242] ? lock_downgrade+0x990/0x990 [ 136.883045] kvm_dev_ioctl+0x216/0x1840 [ 136.883745] ? lock_release+0xd70/0xd70 [ 136.884165] ? install_new_memslots+0x420/0x420 [ 136.884602] ? check_noncircular+0x20/0x20 [ 136.885110] ? __handle_mm_fault+0x587/0x39c0 [ 136.885560] ? avc_has_extended_perms+0x7fa/0x12c0 [ 136.886338] ? avc_ss_reset+0x110/0x110 [ 136.887101] ? lock_downgrade+0x990/0x990 [ 136.887862] ? check_same_owner+0x320/0x320 [ 136.888614] ? __handle_mm_fault+0x39c0/0x39c0 [ 136.889394] ? vmacache_find+0x61/0x270 [ 136.890008] ? rcu_note_context_switch+0x710/0x710 [ 136.890612] ? install_new_memslots+0x420/0x420 [ 136.891175] do_vfs_ioctl+0x1b1/0x1530 [ 136.891829] ? _cond_resched+0x14/0x30 [ 136.892507] ? ioctl_preallocate+0x2b0/0x2b0 [ 136.893317] ? selinux_capable+0x40/0x40 [ 136.894089] ? putname+0xf3/0x130 [ 136.894752] ? security_file_ioctl+0x7d/0xb0 [ 136.895560] ? security_file_ioctl+0x89/0xb0 [ 136.896339] SyS_ioctl+0x8f/0xc0 [ 136.896947] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 136.897778] RIP: 0033:0x435369 [ 136.898325] RSP: 002b:00007ffea8e25b88 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 136.899702] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 136.900950] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002f5 [ 136.902192] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 136.903368] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 136.904603] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 136.905928] warn_alloc_show_mem: 4 callbacks suppressed [ 136.907067] Mem-Info: [ 136.907508] active_anon:3911 inactive_anon:41 isolated_anon:0 [ 136.907508] active_file:141 inactive_file:115 isolated_file:9 [ 136.907508] unevictable:0 dirty:0 writeback:0 unstable:0 [ 136.907508] slab_reclaimable:53561 slab_unreclaimable:328982 [ 136.907508] mapped:153 shmem:76 pagetables:302 bounce:0 [ 136.907508] free:17846 free_pcp:28 free_cma:0 [ 136.913390] Node 0 active_anon:13080kB inactive_anon:64kB active_file:476kB inactive_file:392kB unevictable:0kB isolated(anon):0kB isolated(file):36kB mapped:608kB dirty:0kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 4096kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 136.918275] Node 1 active_anon:2564kB inactive_anon:100kB active_file:88kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:108kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 136.921238] Node 0 DMA free:4176kB min:640kB low:800kB high:960kB active_anon:48kB 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 [ 136.926570] lowmem_reserve[]: 0 886 886 886 [ 136.927473] Node 0 DMA32 free:36280kB min:36536kB low:45668kB high:54800kB active_anon:13032kB inactive_anon:64kB active_file:376kB inactive_file:296kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:2432kB pagetables:556kB bounce:0kB free_pcp:480kB local_pcp:0kB free_cma:0kB [ 136.932689] lowmem_reserve[]: 0 0 0 0 [ 136.933217] Node 1 DMA32 free:30400kB min:30404kB low:38004kB high:45604kB active_anon:2564kB inactive_anon:100kB active_file:88kB inactive_file:88kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:1504kB pagetables:652kB bounce:0kB free_pcp:16kB local_pcp:0kB free_cma:0kB [ 136.936222] lowmem_reserve[]: 0 0 0 0 [ 136.936616] Node 0 DMA: 4*4kB (M) 2*8kB (UE) 1*16kB (E) 1*32kB (U) 2*64kB (UM) 1*128kB (M) 3*256kB (UME) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4176kB [ 136.938118] Node 0 DMA32: 78*4kB (UM) 335*8kB (UMEH) 291*16kB (UME) 138*32kB (UM) 53*64kB (UM) 13*128kB (ME) 3*256kB (M) 3*512kB (ME) 1*1024kB (U) 2*2048kB (M) 3*4096kB (M) = 36832kB [ 136.939839] Node 1 DMA32: 292*4kB (UME) 665*8kB (UM) 430*16kB (UM) 96*32kB (UM) 131*64kB (UME) 17*128kB (M) 7*256kB (UM) 3*512kB (ME) 0*1024kB 0*2048kB 0*4096kB = 30328kB [ 136.942220] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 136.943693] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 136.945376] 521 total pagecache pages [ 136.945874] 0 pages in swap cache [ 136.946404] Swap cache stats: add 0, delete 0, find 0/0 [ 136.948059] Free swap = 0kB [ 136.948400] Total swap = 0kB [ 136.948677] 524186 pages RAM [ 136.948974] 0 pages HighMem/MovableOnly [ 136.949418] 103968 pages reserved [ 137.168711] syzkaller009513: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 137.170088] syzkaller009513 cpuset=/ mems_allowed=0-1 [ 137.170747] CPU: 2 PID: 3033 Comm: syzkaller009513 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 137.171625] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 137.172465] Call Trace: [ 137.172753] dump_stack+0x194/0x257 [ 137.173141] ? arch_local_irq_restore+0x53/0x53 [ 137.173648] ? isolate_lru_page+0x11d0/0x11d0 [ 137.174143] warn_alloc+0x1c2/0x2f0 [ 137.174524] ? zone_watermark_ok_safe+0x430/0x430 [ 137.175051] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 137.175628] ? warn_alloc+0x2f0/0x2f0 [ 137.176014] ? SyS_ioctl+0x8f/0xc0 [ 137.176374] ? warn_alloc+0x2f0/0x2f0 [ 137.176766] ? save_stack_trace+0x16/0x20 [ 137.177215] ? check_noncircular+0x20/0x20 [ 137.177706] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 137.178295] ? find_held_lock+0x39/0x1d0 [ 137.178702] ? lock_downgrade+0x990/0x990 [ 137.179136] ? check_same_owner+0x320/0x320 [ 137.179630] ? rcu_note_context_switch+0x710/0x710 [ 137.180175] ? check_noncircular+0x20/0x20 [ 137.180570] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 137.181056] ? __might_sleep+0x95/0x190 [ 137.181438] __alloc_pages_nodemask+0x9f7/0xd80 [ 137.181903] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 137.182315] ? __alloc_pages_nodemask+0xae5/0xd80 [ 137.182789] ? find_held_lock+0x39/0x1d0 [ 137.183219] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 137.183750] ? cache_grow_begin+0x31b/0x400 [ 137.184194] cache_grow_begin+0x86/0x400 [ 137.184894] fallback_alloc+0x150/0x2b0 [ 137.185299] ____cache_alloc_node+0x1cf/0x1e0 [ 137.185769] kmem_cache_alloc_trace+0x27d/0x750 [ 137.186229] ? lock_downgrade+0x990/0x990 [ 137.186654] kvm_dev_ioctl+0x216/0x1840 [ 137.187090] ? lock_release+0xd70/0xd70 [ 137.187522] ? install_new_memslots+0x420/0x420 [ 137.188034] ? avc_has_extended_perms+0x7fa/0x12c0 [ 137.188519] ? unwind_get_return_address+0x61/0xa0 [ 137.189019] ? avc_ss_reset+0x110/0x110 [ 137.189432] ? putname+0xee/0x130 [ 137.189811] ? save_stack+0xa3/0xd0 [ 137.190149] ? save_stack_trace+0x16/0x20 [ 137.190427] ? save_stack+0x43/0xd0 [ 137.190683] ? kasan_slab_free+0x71/0xc0 [ 137.190961] ? kmem_cache_free+0x77/0x280 [ 137.191247] ? putname+0xee/0x130 [ 137.191478] ? do_sys_open+0x31b/0x6d0 [ 137.191754] ? __lock_is_held+0xbc/0x140 [ 137.192038] ? check_same_owner+0x320/0x320 [ 137.192420] ? rcu_note_context_switch+0x710/0x710 [ 137.192756] ? install_new_memslots+0x420/0x420 [ 137.193164] do_vfs_ioctl+0x1b1/0x1530 [ 137.193426] ? _cond_resched+0x14/0x30 [ 137.193774] ? ioctl_preallocate+0x2b0/0x2b0 [ 137.194163] ? selinux_capable+0x40/0x40 [ 137.194524] ? putname+0xf3/0x130 [ 137.194845] ? security_file_ioctl+0x7d/0xb0 [ 137.195234] ? security_file_ioctl+0x89/0xb0 [ 137.195601] SyS_ioctl+0x8f/0xc0 [ 137.195905] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 137.196327] RIP: 0033:0x435369 [ 137.196611] RSP: 002b:00007ffea8e25b88 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 137.197312] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 137.198020] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 00000000000002fe [ 137.198702] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 137.199355] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 137.200017] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 138.301476] syzkaller009513: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 138.302696] syzkaller009513 cpuset=/ mems_allowed=0-1 [ 138.303244] CPU: 2 PID: 3036 Comm: syzkaller009513 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 138.304048] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 138.304854] Call Trace: [ 138.305115] dump_stack+0x194/0x257 [ 138.305481] ? arch_local_irq_restore+0x53/0x53 [ 138.306001] warn_alloc+0x1c2/0x2f0 [ 138.306377] ? zone_watermark_ok_safe+0x430/0x430 [ 138.306860] ? mutex_unlock+0xd/0x10 [ 138.307262] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 138.307789] ? warn_alloc+0x2f0/0x2f0 [ 138.308159] ? SyS_ioctl+0x8f/0xc0 [ 138.308507] ? warn_alloc+0x2f0/0x2f0 [ 138.308882] ? save_stack_trace+0x16/0x20 [ 138.309290] ? check_noncircular+0x20/0x20 [ 138.309714] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 138.310248] ? find_held_lock+0x39/0x1d0 [ 138.310655] ? lock_downgrade+0x990/0x990 [ 138.311082] ? check_same_owner+0x320/0x320 [ 138.311503] ? rcu_note_context_switch+0x710/0x710 [ 138.311969] ? check_noncircular+0x20/0x20 [ 138.312376] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 138.313067] ? __might_sleep+0x95/0x190 [ 138.313452] __alloc_pages_nodemask+0x9f7/0xd80 [ 138.313907] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 138.314382] ? __alloc_pages_nodemask+0xae5/0xd80 [ 138.314853] ? find_held_lock+0x39/0x1d0 [ 138.315267] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 138.316380] ? cache_grow_begin+0x31b/0x400 [ 138.316822] cache_grow_begin+0x86/0x400 [ 138.317217] fallback_alloc+0x150/0x2b0 [ 138.317643] ____cache_alloc_node+0x1cf/0x1e0 [ 138.318073] kmem_cache_alloc_trace+0x27d/0x750 [ 138.318517] ? lock_downgrade+0x990/0x990 [ 138.318929] kvm_dev_ioctl+0x216/0x1840 [ 138.319327] ? lock_release+0xd70/0xd70 [ 138.319768] ? install_new_memslots+0x420/0x420 [ 138.320243] ? avc_has_extended_perms+0x7fa/0x12c0 [ 138.320807] ? unwind_get_return_address+0x61/0xa0 [ 138.321566] ? avc_ss_reset+0x110/0x110 [ 138.322233] ? putname+0xee/0x130 [ 138.322804] ? save_stack+0xa3/0xd0 [ 138.323396] ? save_stack_trace+0x16/0x20 [ 138.324058] ? save_stack+0x43/0xd0 [ 138.324580] ? kasan_slab_free+0x71/0xc0 [ 138.324850] ? kmem_cache_free+0x77/0x280 [ 138.325116] ? putname+0xee/0x130 [ 138.325397] ? do_sys_open+0x31b/0x6d0 [ 138.325721] ? __lock_is_held+0xbc/0x140 [ 138.326096] ? check_same_owner+0x320/0x320 [ 138.326483] ? rcu_note_context_switch+0x710/0x710 [ 138.326935] ? install_new_memslots+0x420/0x420 [ 138.327335] do_vfs_ioctl+0x1b1/0x1530 [ 138.327598] ? _cond_resched+0x14/0x30 [ 138.327943] ? ioctl_preallocate+0x2b0/0x2b0 [ 138.328253] ? selinux_capable+0x40/0x40 [ 138.328622] ? putname+0xf3/0x130 [ 138.328888] ? security_file_ioctl+0x7d/0xb0 [ 138.329279] ? security_file_ioctl+0x89/0xb0 [ 138.329588] SyS_ioctl+0x8f/0xc0 [ 138.329904] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 138.330233] RIP: 0033:0x435369 [ 138.330514] RSP: 002b:00007ffea8e25b88 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 138.331024] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 138.331651] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000030a [ 138.332123] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 138.332744] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 138.333214] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 138.333889] warn_alloc_show_mem: 1 callbacks suppressed [ 138.334276] Mem-Info: [ 138.334601] active_anon:2900 inactive_anon:42 isolated_anon:0 [ 138.334601] active_file:57 inactive_file:30 isolated_file:10 [ 138.334601] unevictable:0 dirty:0 writeback:0 unstable:0 [ 138.334601] slab_reclaimable:53644 slab_unreclaimable:329515 [ 138.334601] mapped:47 shmem:76 pagetables:302 bounce:0 [ 138.334601] free:18192 free_pcp:0 free_cma:0 [ 138.337710] Node 0 active_anon:9044kB inactive_anon:64kB active_file:172kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):40kB mapped:184kB dirty:0kB writeback:0kB shmem:192kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 138.339789] Node 1 active_anon:2556kB inactive_anon:104kB active_file:56kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:112kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 138.341584] Node 0 DMA free:4176kB min:640kB low:800kB high:960kB active_anon:48kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 138.343366] lowmem_reserve[]: 0 886 886 886 [ 138.343694] Node 0 DMA32 free:38252kB min:36536kB low:45668kB high:54800kB active_anon:8996kB inactive_anon:64kB active_file:72kB inactive_file:320kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:2432kB pagetables:560kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 138.345557] lowmem_reserve[]: 0 0 0 0 [ 138.345938] Node 1 DMA32 free:30340kB min:30404kB low:38004kB high:45604kB active_anon:2556kB inactive_anon:104kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:1504kB pagetables:648kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 138.347913] lowmem_reserve[]: 0 0 0 0 [ 138.348291] Node 0 DMA: 4*4kB (M) 2*8kB (UE) 1*16kB (E) 1*32kB (U) 2*64kB (UM) 1*128kB (M) 3*256kB (UME) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4176kB [ 138.349341] Node 0 DMA32: 135*4kB (UM) 324*8kB (UMH) 283*16kB (UM) 138*32kB (UME) 52*64kB (UM) 12*128kB (UM) 5*256kB (ME) 2*512kB (M) 1*1024kB (U) 5*2048kB (UM) 2*4096kB (M) = 38700kB [ 138.350965] Node 1 DMA32: 399*4kB (UME) 680*8kB (UME) 437*16kB (UME) 100*32kB (UME) 131*64kB (UME) 16*128kB (ME) 7*256kB (UME) 2*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 30476kB [ 138.352248] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 138.353011] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 138.353665] 188 total pagecache pages [ 138.353978] 0 pages in swap cache [ 138.354310] Swap cache stats: add 0, delete 0, find 0/0 [ 138.354782] Free swap = 0kB [ 138.355141] Total swap = 0kB [ 138.355435] 524186 pages RAM [ 138.355717] 0 pages HighMem/MovableOnly [ 138.356106] 103968 pages reserved executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 138.920477] syzkaller009513: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 138.921585] syzkaller009513 cpuset=/ mems_allowed=0-1 [ 138.922087] CPU: 2 PID: 3038 Comm: syzkaller009513 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 138.922819] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 138.923530] Call Trace: [ 138.923764] dump_stack+0x194/0x257 [ 138.924087] ? arch_local_irq_restore+0x53/0x53 [ 138.924499] ? isolate_lru_page+0x11d0/0x11d0 [ 138.924806] warn_alloc+0x1c2/0x2f0 [ 138.925127] ? zone_watermark_ok_safe+0x430/0x430 [ 138.925459] ? rcu_note_context_switch+0x710/0x710 [ 138.925901] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 138.926257] ? warn_alloc+0x2f0/0x2f0 [ 138.926593] ? SyS_ioctl+0x8f/0xc0 [ 138.926838] ? warn_alloc+0x2f0/0x2f0 [ 138.927174] ? save_stack_trace+0x16/0x20 [ 138.927460] ? check_noncircular+0x20/0x20 [ 138.927837] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 138.928191] ? find_held_lock+0x39/0x1d0 [ 138.928556] ? lock_downgrade+0x990/0x990 [ 138.928847] ? check_same_owner+0x320/0x320 [ 138.929227] ? rcu_note_context_switch+0x710/0x710 [ 138.929555] ? check_noncircular+0x20/0x20 [ 138.929934] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 138.930375] ? __might_sleep+0x95/0x190 [ 138.930726] __alloc_pages_nodemask+0x9f7/0xd80 [ 138.931041] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 138.931477] ? __alloc_pages_nodemask+0xae5/0xd80 [ 138.931799] ? find_held_lock+0x39/0x1d0 [ 138.932157] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 138.932505] ? cache_grow_begin+0x31b/0x400 [ 138.932887] cache_grow_begin+0x86/0x400 [ 138.933162] fallback_alloc+0x150/0x2b0 [ 138.933516] ____cache_alloc_node+0x1cf/0x1e0 [ 138.933823] kmem_cache_alloc_trace+0x27d/0x750 [ 138.934605] ? lock_downgrade+0x990/0x990 [ 138.934908] kvm_dev_ioctl+0x216/0x1840 [ 138.935172] ? lock_release+0xd70/0xd70 [ 138.935438] ? install_new_memslots+0x420/0x420 [ 138.935752] ? avc_has_extended_perms+0x7fa/0x12c0 [ 138.936077] ? unwind_get_return_address+0x61/0xa0 [ 138.936407] ? avc_ss_reset+0x110/0x110 [ 138.936673] ? putname+0xee/0x130 [ 138.936901] ? save_stack+0xa3/0xd0 [ 138.937144] ? save_stack_trace+0x16/0x20 [ 138.937417] ? save_stack+0x43/0xd0 [ 138.937652] ? kasan_slab_free+0x71/0xc0 [ 138.937955] ? kmem_cache_free+0x77/0x280 [ 138.938298] ? putname+0xee/0x130 [ 138.938541] ? do_sys_open+0x31b/0x6d0 [ 138.938859] ? __lock_is_held+0xbc/0x140 [ 138.939140] ? check_same_owner+0x320/0x320 [ 138.939430] ? rcu_note_context_switch+0x710/0x710 [ 138.939758] ? install_new_memslots+0x420/0x420 [ 138.940066] do_vfs_ioctl+0x1b1/0x1530 [ 138.940322] ? _cond_resched+0x14/0x30 [ 138.940581] ? ioctl_preallocate+0x2b0/0x2b0 [ 138.940873] ? selinux_capable+0x40/0x40 [ 138.941142] ? putname+0xf3/0x130 [ 138.941382] ? security_file_ioctl+0x7d/0xb0 [ 138.941669] ? security_file_ioctl+0x89/0xb0 [ 138.941973] SyS_ioctl+0x8f/0xc0 [ 138.942204] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 138.942517] RIP: 0033:0x435369 [ 138.942726] RSP: 002b:00007ffea8e25b88 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 138.943226] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 138.943696] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000313 [ 138.944168] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 138.944638] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 138.945103] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 139.088326] syzkaller009513: page allocation failure: order:5, mode:0x16040c0(GFP_KERNEL|__GFP_COMP|__GFP_NOTRACK), nodemask=(null) [ 139.089513] syzkaller009513 cpuset=/ mems_allowed=0-1 [ 139.089976] CPU: 2 PID: 3036 Comm: syzkaller009513 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 139.090531] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 139.091152] Call Trace: [ 139.091330] dump_stack+0x194/0x257 [ 139.091573] ? arch_local_irq_restore+0x53/0x53 [ 139.091883] ? isolate_lru_page+0x11d0/0x11d0 [ 139.092184] warn_alloc+0x1c2/0x2f0 [ 139.092425] ? zone_watermark_ok_safe+0x430/0x430 [ 139.092751] ? rcu_note_context_switch+0x710/0x710 [ 139.093083] __alloc_pages_slowpath+0x26ce/0x2ee0 [ 139.093437] ? warn_alloc+0x2f0/0x2f0 [ 139.093690] ? SyS_ioctl+0x8f/0xc0 [ 139.093941] ? warn_alloc+0x2f0/0x2f0 [ 139.094196] ? save_stack_trace+0x16/0x20 [ 139.094481] ? check_noncircular+0x20/0x20 [ 139.094767] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 139.095110] ? find_held_lock+0x39/0x1d0 [ 139.095388] ? lock_downgrade+0x990/0x990 [ 139.095679] ? check_same_owner+0x320/0x320 [ 139.095969] ? rcu_note_context_switch+0x710/0x710 [ 139.096296] ? check_noncircular+0x20/0x20 [ 139.096575] ? __fsnotify_update_child_dentry_flags.part.2+0x2a0/0x2a0 [ 139.097015] ? __might_sleep+0x95/0x190 [ 139.097282] __alloc_pages_nodemask+0x9f7/0xd80 [ 139.097594] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 139.097929] ? __alloc_pages_nodemask+0xae5/0xd80 [ 139.098249] ? find_held_lock+0x39/0x1d0 [ 139.098519] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 139.098865] ? cache_grow_begin+0x31b/0x400 [ 139.099154] cache_grow_begin+0x86/0x400 [ 139.099427] fallback_alloc+0x150/0x2b0 [ 139.099700] ____cache_alloc_node+0x1cf/0x1e0 [ 139.100002] kmem_cache_alloc_trace+0x27d/0x750 [ 139.100309] ? lock_downgrade+0x990/0x990 [ 139.100592] kvm_dev_ioctl+0x216/0x1840 [ 139.100860] ? lock_release+0xd70/0xd70 [ 139.101126] ? install_new_memslots+0x420/0x420 [ 139.101446] ? avc_has_extended_perms+0x7fa/0x12c0 [ 139.101772] ? unwind_get_return_address+0x61/0xa0 [ 139.102101] ? avc_ss_reset+0x110/0x110 [ 139.102367] ? putname+0xee/0x130 [ 139.102598] ? save_stack+0xa3/0xd0 [ 139.102836] ? save_stack_trace+0x16/0x20 [ 139.103112] ? save_stack+0x43/0xd0 [ 139.103348] ? kasan_slab_free+0x71/0xc0 [ 139.103618] ? kmem_cache_free+0x77/0x280 [ 139.103891] ? putname+0xee/0x130 [ 139.104119] ? do_sys_open+0x31b/0x6d0 [ 139.104381] ? __lock_is_held+0xbc/0x140 [ 139.104663] ? check_same_owner+0x320/0x320 [ 139.104999] ? rcu_note_context_switch+0x710/0x710 [ 139.105772] ? install_new_memslots+0x420/0x420 [ 139.106079] do_vfs_ioctl+0x1b1/0x1530 [ 139.106335] ? _cond_resched+0x14/0x30 [ 139.106609] ? ioctl_preallocate+0x2b0/0x2b0 [ 139.106898] ? selinux_capable+0x40/0x40 [ 139.107164] ? putname+0xf3/0x130 [ 139.107404] ? security_file_ioctl+0x7d/0xb0 [ 139.107703] ? security_file_ioctl+0x89/0xb0 [ 139.107996] SyS_ioctl+0x8f/0xc0 [ 139.108222] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 139.108542] RIP: 0033:0x435369 [ 139.108752] RSP: 002b:00007ffea8e25b88 EFLAGS: 00000207 ORIG_RAX: 0000000000000010 [ 139.109255] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 139.109738] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000030b [ 139.110211] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 139.110697] R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000 [ 139.111169] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 executing program executing program executing program executing program executing program executing program [ 139.431249] syzkaller009513 invoked oom-killer: gfp_mask=0x14080c0(GFP_KERNEL|__GFP_ZERO), nodemask=(null), order=0, oom_score_adj=0 [ 139.432118] syzkaller009513 cpuset=/ mems_allowed=0-1 [ 139.432674] CPU: 1 PID: 3038 Comm: syzkaller009513 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 139.433359] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 139.434159] Call Trace: [ 139.434340] dump_stack+0x194/0x257 [ 139.434666] ? arch_local_irq_restore+0x53/0x53 [ 139.434982] ? check_noncircular+0x20/0x20 [ 139.435361] dump_header+0x234/0xa0e [ 139.435620] ? pagefault_out_of_memory+0x152/0x152 [ 139.436058] ? lock_acquire+0x1d5/0x580 [ 139.436325] ? ___ratelimit+0x152/0x630 [ 139.436683] ? do_raw_spin_trylock+0x190/0x190 [ 139.436997] ? mark_held_locks+0xb2/0x100 [ 139.437367] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 139.437831] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 139.438276] ? trace_hardirqs_on+0xd/0x10 [ 139.438646] ? ___ratelimit+0x95/0x630 [ 139.438990] ? idr_get_free+0xff0/0xff0 [ 139.439338] ? lock_downgrade+0x990/0x990 [ 139.439707] ? cred_has_capability+0x1a0/0x3d0 [ 139.440112] oom_kill_process+0x86d/0x13d0 [ 139.440490] ? lock_release+0xd70/0xd70 [ 139.440852] ? oom_evaluate_task+0x480/0x480 [ 139.441246] ? security_capable_noaudit+0x8b/0xc0 [ 139.441686] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 139.442061] ? check_noncircular+0x20/0x20 [ 139.442433] ? has_capability+0x30/0x30 [ 139.442710] ? has_capability_noaudit+0x24/0x30 [ 139.443120] ? oom_badness+0xdf/0xb80 [ 139.443381] ? find_held_lock+0x39/0x1d0 [ 139.443748] ? lock_downgrade+0x990/0x990 [ 139.444040] ? out_of_memory+0x921/0x11d0 [ 139.444333] ? oom_reaper+0x4d0/0x4d0 [ 139.444626] ? lock_release+0xd70/0xd70 [ 139.444905] ? __alloc_pages_slowpath+0x10f6/0x2ee0 [ 139.445246] ? oom_evaluate_task+0x284/0x480 [ 139.445576] out_of_memory+0x7dd/0x11d0 [ 139.445868] ? oom_killer_disable+0x310/0x310 [ 139.446168] ? mutex_trylock+0x23a/0x2d0 [ 139.446425] ? rcu_pm_notify+0xc0/0xc0 [ 139.446647] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 139.446959] __alloc_pages_slowpath+0x1eae/0x2ee0 [ 139.447792] ? warn_alloc+0x2f0/0x2f0 [ 139.448072] ? save_stack_trace+0x16/0x20 [ 139.448431] ? lock_downgrade+0x990/0x990 [ 139.448754] ? bpf_prog_alloc+0x310/0x310 [ 139.449147] ? __bpf_address_lookup+0x2b0/0x2b0 [ 139.449488] ? check_noncircular+0x20/0x20 [ 139.449887] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 139.450250] ? __free_insn_slot+0x5c0/0x5c0 [ 139.450632] ? unwind_dump+0x4c0/0x4c0 [ 139.450923] ? find_held_lock+0x39/0x1d0 [ 139.451220] ? depot_save_stack+0x12c/0x490 [ 139.451539] ? check_same_owner+0x320/0x320 [ 139.451854] ? __might_sleep+0x95/0x190 [ 139.452136] __alloc_pages_nodemask+0x9f7/0xd80 [ 139.452460] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 139.452819] ? __lock_is_held+0xbc/0x140 [ 139.453117] ? cpus_read_unlock+0x56/0x70 [ 139.453404] ? static_key_slow_inc+0x16b/0x3c0 [ 139.453735] ? kvm_dev_ioctl+0x13e1/0x1840 [ 139.454045] ? mmu_notifier_synchronize+0x20/0x20 [ 139.454383] alloc_pages_current+0xb6/0x1e0 [ 139.454700] kvm_coalesced_mmio_init+0x6d/0x1c0 [ 139.455026] ? coalesced_mmio_write+0x3c0/0x3c0 [ 139.455361] kvm_dev_ioctl+0x637/0x1840 [ 139.455660] ? install_new_memslots+0x420/0x420 [ 139.455991] ? __handle_mm_fault+0x587/0x39c0 [ 139.456313] ? avc_has_extended_perms+0x7fa/0x12c0 [ 139.456670] ? avc_ss_reset+0x110/0x110 [ 139.456978] ? check_same_owner+0x320/0x320 [ 139.457282] ? __handle_mm_fault+0x39c0/0x39c0 [ 139.457602] ? vmacache_find+0x61/0x270 [ 139.457926] ? rcu_note_context_switch+0x710/0x710 [ 139.458338] ? install_new_memslots+0x420/0x420 [ 139.458694] do_vfs_ioctl+0x1b1/0x1530 [ 139.458988] ? _cond_resched+0x14/0x30 [ 139.459278] ? ioctl_preallocate+0x2b0/0x2b0 [ 139.459649] ? selinux_capable+0x40/0x40 [ 139.459966] ? putname+0xf3/0x130 [ 139.460227] ? security_file_ioctl+0x7d/0xb0 [ 139.460532] ? security_file_ioctl+0x89/0xb0 [ 139.460870] SyS_ioctl+0x8f/0xc0 [ 139.461110] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 139.461439] RIP: 0033:0x435369 [ 139.461668] RSP: 002b:00007ffea8e25b88 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 139.462211] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 139.462776] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000314 [ 139.463281] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 139.463795] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 139.464277] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 139.464844] Mem-Info: [ 139.465091] active_anon:2894 inactive_anon:42 isolated_anon:0 [ 139.465091] active_file:47 inactive_file:30 isolated_file:28 [ 139.465091] unevictable:0 dirty:0 writeback:1 unstable:0 [ 139.465091] slab_reclaimable:53686 slab_unreclaimable:330001 [ 139.465091] mapped:7 shmem:76 pagetables:302 bounce:0 [ 139.465091] free:17677 free_pcp:120 free_cma:0 [ 139.467806] Node 0 active_anon:9020kB inactive_anon:64kB active_file:128kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):112kB mapped:24kB dirty:0kB writeback:4kB shmem:192kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 139.470583] Node 1 active_anon:2556kB inactive_anon:104kB active_file:60kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:112kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 139.472873] Node 0 DMA free:4176kB min:640kB low:800kB high:960kB active_anon:48kB 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 [ 139.475138] lowmem_reserve[]: 0 886 886 886 [ 139.475535] Node 0 DMA32 free:36208kB min:36536kB low:45668kB high:54800kB active_anon:8972kB inactive_anon:64kB active_file:28kB inactive_file:192kB unevictable:0kB writepending:4kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:2432kB pagetables:564kB bounce:0kB free_pcp:496kB local_pcp:0kB free_cma:0kB [ 139.477790] lowmem_reserve[]: 0 0 0 0 [ 139.478158] Node 1 DMA32 free:30324kB min:30404kB low:38004kB high:45604kB active_anon:2556kB inactive_anon:104kB active_file:60kB inactive_file:56kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:1504kB pagetables:644kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 139.480031] lowmem_reserve[]: 0 0 0 0 [ 139.480377] Node 0 DMA: 4*4kB (M) 2*8kB (UE) 1*16kB (E) 1*32kB (U) 2*64kB (UM) 1*128kB (M) 3*256kB (UME) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4176kB [ 139.481712] Node 0 DMA32: 117*4kB (UME) 277*8kB (UM) 286*16kB (UME) 139*32kB (UME) 53*64kB (UME) 12*128kB (ME) 5*256kB (ME) 4*512kB (UME) 2*1024kB (UE) 5*2048kB (ME) 1*4096kB (M) = 36348kB [ 139.483301] Node 1 DMA32: 392*4kB (UME) 677*8kB (UME) 434*16kB (UM) 100*32kB (UME) 131*64kB (UME) 16*128kB (ME) 7*256kB (UME) 2*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 30376kB [ 139.484776] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 139.485546] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 139.486132] 154 total pagecache pages [ 139.486472] 0 pages in swap cache [ 139.486706] Swap cache stats: add 0, delete 0, find 0/0 [ 139.487190] Free swap = 0kB [ 139.487396] Total swap = 0kB [ 139.487661] 524186 pages RAM [ 139.487864] 0 pages HighMem/MovableOnly [ 139.488230] 103968 pages reserved [ 139.488463] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 139.489598] [ 1512] 0 1512 7000 1769 19 3 0 -1000 udevd [ 139.490237] [ 2910] 0 2910 30583 147 23 3 0 0 rsyslogd [ 139.490917] [ 2948] 0 2948 4725 48 15 3 0 0 cron [ 139.491788] [ 2974] 0 2974 12490 153 28 3 0 -1000 sshd [ 139.492650] [ 2998] 0 2998 3694 40 14 3 0 0 getty [ 139.493476] [ 2999] 0 2999 3694 41 13 3 0 0 getty [ 139.494095] [ 3000] 0 3000 3694 41 13 3 0 0 getty [ 139.494678] [ 3001] 0 3001 3694 42 13 3 0 0 getty [ 139.495286] [ 3002] 0 3002 3694 40 13 3 0 0 getty [ 139.495885] [ 3003] 0 3003 3694 41 13 3 0 0 getty [ 139.496504] [ 3004] 0 3004 3649 40 13 4 0 0 getty [ 139.497187] [ 3006] 0 3006 5349 149 16 3 0 -1000 udevd [ 139.497775] [ 3007] 0 3007 5344 148 16 3 0 -1000 udevd [ 139.498377] [ 3030] 0 3030 17820 196 39 3 0 0 sshd [ 139.499001] [ 3032] 0 3032 271 1 4 2 0 0 syzkaller009513 [ 139.499666] [ 3033] 0 3033 3380 11 5 2 0 0 syzkaller009513 [ 139.500391] [ 3034] 0 3034 3380 11 5 2 0 0 syzkaller009513 [ 139.501117] [ 3035] 0 3035 3380 11 5 2 0 0 syzkaller009513 [ 139.501776] [ 3036] 0 3036 3380 11 5 2 0 0 syzkaller009513 [ 139.502434] [ 3037] 0 3037 3380 11 5 2 0 0 syzkaller009513 [ 139.503172] [ 3038] 0 3038 3380 11 5 2 0 0 syzkaller009513 [ 139.503919] [ 3039] 0 3039 3380 11 5 2 0 0 syzkaller009513 [ 139.504685] [ 3040] 0 3040 3380 11 5 2 0 0 syzkaller009513 [ 139.505385] Out of memory: Kill process 3030 (sshd) score 0 or sacrifice child [ 139.505968] Killed process 3032 (syzkaller009513) total-vm:1084kB, anon-rss:4kB, file-rss:0kB, shmem-rss:0kB [ 139.804613] syzkaller009513 invoked oom-killer: gfp_mask=0x14082c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN|__GFP_ZERO), nodemask=(null), order=0, oom_score_adj=0 [ 139.810242] syzkaller009513 cpuset=/ mems_allowed=0-1 [ 139.810616] CPU: 2 PID: 3036 Comm: syzkaller009513 Not tainted 4.13.0-rc6-next-20170824+ #8 [ 139.811203] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 139.811759] Call Trace: [ 139.811946] dump_stack+0x194/0x257 [ 139.812202] ? arch_local_irq_restore+0x53/0x53 [ 139.812526] ? check_noncircular+0x20/0x20 [ 139.812829] dump_header+0x234/0xa0e [ 139.813096] ? pagefault_out_of_memory+0x152/0x152 [ 139.813442] ? lock_acquire+0x1d5/0x580 [ 139.813719] ? ___ratelimit+0x152/0x630 [ 139.814005] ? do_raw_spin_trylock+0x190/0x190 [ 139.814327] ? mark_held_locks+0xb2/0x100 [ 139.814615] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 139.814967] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 139.815314] ? trace_hardirqs_on+0xd/0x10 [ 139.815610] ? ___ratelimit+0x95/0x630 [ 139.815881] ? idr_get_free+0xff0/0xff0 [ 139.816161] ? lock_downgrade+0x990/0x990 [ 139.816448] ? cred_has_capability+0x1a0/0x3d0 [ 139.816774] oom_kill_process+0x86d/0x13d0 [ 139.817072] ? lock_release+0xd70/0xd70 [ 139.817357] ? oom_evaluate_task+0x480/0x480 [ 139.817667] ? security_capable_noaudit+0x8b/0xc0 [ 139.818011] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 139.818362] ? check_noncircular+0x20/0x20 [ 139.818658] ? has_capability+0x30/0x30 [ 139.818944] ? has_capability_noaudit+0x24/0x30 [ 139.819268] ? oom_badness+0xdf/0xb80 [ 139.819542] ? find_held_lock+0x39/0x1d0 [ 139.819834] ? lock_downgrade+0x990/0x990 [ 139.820130] ? out_of_memory+0x921/0x11d0 [ 139.820420] ? oom_reaper+0x4d0/0x4d0 [ 139.820686] ? lock_release+0xd70/0xd70 [ 139.820967] ? __alloc_pages_slowpath+0x10f6/0x2ee0 [ 139.821316] ? oom_evaluate_task+0x284/0x480 [ 139.821627] out_of_memory+0x7dd/0x11d0 [ 139.821904] ? trace_hardirqs_on+0xd/0x10 [ 139.822200] ? oom_killer_disable+0x310/0x310 [ 139.822509] ? mutex_trylock+0x23a/0x2d0 [ 139.822796] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 139.823172] ? check_same_owner+0x320/0x320 [ 139.823482] __alloc_pages_slowpath+0x1eae/0x2ee0 [ 139.823848] ? warn_alloc+0x2f0/0x2f0 [ 139.824123] ? lock_downgrade+0x990/0x990 [ 139.824415] ? find_held_lock+0x39/0x1d0 [ 139.824701] ? check_noncircular+0x20/0x20 [ 139.825001] ? lock_downgrade+0x990/0x990 [ 139.825294] ? bpf_prog_alloc+0x310/0x310 [ 139.825583] ? __bpf_address_lookup+0x2b0/0x2b0 [ 139.825915] ? find_held_lock+0x39/0x1d0 [ 139.826222] ? check_same_owner+0x320/0x320 [ 139.826530] ? __might_sleep+0x95/0x190 [ 139.826812] __alloc_pages_nodemask+0x9f7/0xd80 [ 139.827141] ? __alloc_pages_slowpath+0x2ee0/0x2ee0 [ 139.827494] ? check_same_owner+0x320/0x320 [ 139.827797] ? rcu_pm_notify+0xc0/0xc0 [ 139.828073] ? __kmalloc_node+0x33/0x70 [ 139.828351] ? __kmalloc_node+0x33/0x70 [ 139.828627] ? rcu_read_lock_sched_held+0x108/0x120 [ 139.828980] ? kasan_unpoison_shadow+0x35/0x50 [ 139.829300] alloc_pages_current+0xb6/0x1e0 [ 139.829607] __vmalloc_node_range+0x439/0x730 [ 139.829930] ? kvm_dev_ioctl+0xf28/0x1840 [ 139.830485] __vmalloc_node_flags_caller+0x50/0x60 [ 139.830812] ? kvm_dev_ioctl+0xf28/0x1840 [ 139.831103] kvmalloc_node+0x82/0xd0 [ 139.831368] kvm_dev_ioctl+0xf28/0x1840 [ 139.831650] ? install_new_memslots+0x420/0x420 [ 139.831980] ? __handle_mm_fault+0x587/0x39c0 [ 139.832301] ? avc_has_extended_perms+0x7fa/0x12c0 [ 139.832652] ? avc_ss_reset+0x110/0x110 [ 139.832954] ? check_same_owner+0x320/0x320 [ 139.833251] ? __handle_mm_fault+0x39c0/0x39c0 [ 139.833569] ? vmacache_find+0x61/0x270 [ 139.833854] ? rcu_note_context_switch+0x710/0x710 [ 139.834202] ? install_new_memslots+0x420/0x420 [ 139.834527] do_vfs_ioctl+0x1b1/0x1530 [ 139.834797] ? _cond_resched+0x14/0x30 [ 139.835075] ? ioctl_preallocate+0x2b0/0x2b0 [ 139.835385] ? selinux_capable+0x40/0x40 [ 139.835669] ? putname+0xf3/0x130 [ 139.835922] ? security_file_ioctl+0x7d/0xb0 [ 139.836227] ? security_file_ioctl+0x89/0xb0 [ 139.836538] SyS_ioctl+0x8f/0xc0 [ 139.836778] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 139.837108] RIP: 0033:0x435369 [ 139.837329] RSP: 002b:00007ffea8e25b88 EFLAGS: 00000203 ORIG_RAX: 0000000000000010 [ 139.837863] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000435369 [ 139.838357] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 000000000000030c [ 139.838850] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 139.839344] R10: 0000000000000000 R11: 0000000000000203 R12: 0000000000000000 [ 139.839840] R13: 0000000000401800 R14: 0000000000401890 R15: 0000000000000000 [ 139.840379] Mem-Info: [ 139.840575] active_anon:2888 inactive_anon:42 isolated_anon:0 [ 139.840575] active_file:63 inactive_file:20 isolated_file:0 [ 139.840575] unevictable:0 dirty:0 writeback:0 unstable:0 [ 139.840575] slab_reclaimable:53724 slab_unreclaimable:330090 [ 139.840575] mapped:3 shmem:76 pagetables:298 bounce:0 [ 139.840575] free:17659 free_pcp:0 free_cma:0 [ 139.842755] Node 0 active_anon:8996kB inactive_anon:64kB active_file:128kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:192kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 139.844567] Node 1 active_anon:2556kB inactive_anon:104kB active_file:24kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:112kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 139.846350] Node 0 DMA free:4176kB min:640kB low:800kB high:960kB active_anon:48kB 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 [ 139.848142] lowmem_reserve[]: 0 886 886 886 [ 139.848460] Node 0 DMA32 free:36056kB min:36536kB low:45668kB high:54800kB active_anon:8948kB inactive_anon:64kB active_file:96kB inactive_file:112kB unevictable:0kB writepending:0kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:2432kB pagetables:544kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 139.850394] lowmem_reserve[]: 0 0 0 0 [ 139.850681] Node 1 DMA32 free:30404kB min:30404kB low:38004kB high:45604kB active_anon:2556kB inactive_anon:104kB active_file:60kB inactive_file:60kB unevictable:0kB writepending:0kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:1472kB pagetables:648kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 139.852903] lowmem_reserve[]: 0 0 0 0 [ 139.853209] Node 0 DMA: 4*4kB (M) 2*8kB (UE) 1*16kB (E) 1*32kB (U) 2*64kB (UM) 1*128kB (M) 3*256kB (UME) 2*512kB (ME) 2*1024kB (UM) 0*2048kB 0*4096kB = 4176kB [ 139.854305] Node 0 DMA32: 276*4kB (UME) 313*8kB (UME) 290*16kB (UME) 138*32kB (UME) 54*64kB (UME) 12*128kB (ME) 6*256kB (UME) 4*512kB (UME) 1*1024kB (E) 5*2048kB (ME) 1*4096kB (M) = 36600kB [ 139.855567] Node 1 DMA32: 393*4kB (UME) 677*8kB (UME) 433*16kB (UM) 102*32kB (UME) 131*64kB (UME) 16*128kB (ME) 7*256kB (UME) 2*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 30428kB [ 139.856733] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 139.857331] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 139.857917] 163 total pagecache pages [ 139.858194] 0 pages in swap cache [ 139.858432] Swap cache stats: add 0, delete 0, find 0/0 [ 139.858797] Free swap = 0kB [ 139.859006] Total swap = 0kB [ 139.859235] 524186 pages RAM [ 139.859444] 0 pages HighMem/MovableOnly [ 139.859717] 103968 pages reserved [ 139.859956] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 139.860568] [ 1512] 0 1512 7000 1769 19 3 0 -1000 udevd [ 139.861185] [ 2910] 0 2910 30583 147 23 3 0 0 rsyslogd [ 139.861803] [ 2948] 0 2948 4725 48 15 3 0 0 cron [ 139.862410] [ 2974] 0 2974 12490 153 28 3 0 -1000 sshd [ 139.863002] [ 2998] 0 2998 3694 40 14 3 0 0 getty [ 139.863613] [ 2999] 0 2999 3694 41 13 3 0 0 getty [ 139.864226] [ 3000] 0 3000 3694 41 13 3 0 0 getty [ 139.864829] [ 3001] 0 3001 3694 42 13 3 0 0 getty [ 139.865444] [ 3002] 0 3002 3694 40 13 3 0 0 getty [ 139.866049] [ 3003] 0 3003 3694 41 13 3 0 0 getty [ 139.866636] [ 3004] 0 3004 3649 40 13 4 0 0 getty [ 139.867165] [ 3006] 0 3006 5349 149 16 3 0 -1000 udevd [ 139.867699] [ 3007] 0 3007 5344 148 16 3 0 -1000 udevd [ 139.868316] [ 3030] 0 3030 17820 196 39 3 0 0 sshd [ 139.868907] [ 3033] 0 3033 3380 11 5 2 0 0 syzkaller009513 [ 139.869583] [ 3034] 0 3034 3380 11 5 2 0 0 syzkaller009513 [ 139.870273] [ 3035] 0 3035 3380 11 5 2 0 0 syzkaller009513 [ 139.870929] [ 3036] 0 3036 3380 11 5 2 0 0 syzkaller009513 [ 139.871601] [ 3037] 0 3037 3380 11 5 2 0 0 syzkaller009513 [ 139.872280] [ 3038] 0 3038 3380 11 5 2 0 0 syzkaller009513 [ 139.873210] [ 3039] 0 3039 3380 11 5 2 0 0 syzkaller009513 [ 139.873870] [ 3040] 0 3040 3380 11 5 2 0 0 syzkaller009513 [ 139.874509] Out of memory: Kill process 3030 (sshd) score 0 or sacrifice child [ 139.875005] Killed process 3030 (sshd) total-vm:71280kB, anon-rss:780kB, file-rss:0kB, shmem-rss:4kB [ 139.877680] oom_reaper: reaped process 3030 (sshd), now anon-rss:0kB, file-rss:0kB, shmem-rss:4kB Connection to localhost closed by remote host. [ 139.884739] sshd (3030) used greatest stack depth: 12880 bytes left