[] sel_write_load+0x130/0xfd0 [ 29.885867] [] ? get_futex_key+0x1050/0x1050 [ 29.885874] [] ? sel_read_bool+0x250/0x250 [ 29.885881] [] ? do_futex+0x3f8/0x15c0 [ 29.885888] [] ? sel_read_bool+0x250/0x250 [ 29.885896] [] __vfs_write+0x103/0x680 [ 29.885905] [] ? do_iter_readv_writev+0x400/0x400 [ 29.885917] [] ? __might_sleep+0x95/0x1a0 [ 29.885928] [] ? __lock_is_held+0xa1/0xf0 [ 29.885939] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 29.885946] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 29.885953] [] ? __sb_start_write+0x14a/0x310 [ 29.885960] [] vfs_write+0x189/0x530 [ 29.885969] [] SyS_pwrite64+0x13f/0x170 [ 29.885977] [] ? SyS_pread64+0x170/0x170 [ 29.885985] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.885993] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 29.886002] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 29.886005] Mem-Info: [ 29.886025] active_anon:54020 inactive_anon:43 isolated_anon:0 [ 29.886025] active_file:3510 inactive_file:8222 isolated_file:0 [ 29.886025] unevictable:0 dirty:69 writeback:0 unstable:0 [ 29.886025] slab_reclaimable:5179 slab_unreclaimable:59901 [ 29.886025] mapped:24094 shmem:75 pagetables:707 bounce:0 [ 29.886025] free:1474564 free_pcp:406 free_cma:0 [ 29.886045] Node 0 active_anon:216080kB inactive_anon:172kB active_file:14040kB inactive_file:32888kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96376kB dirty:276kB writeback:0kB shmem:300kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 75776kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 29.886066] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 29.886094] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 29.886121] Normal free:2902348kB min:36824kB low:46028kB high:55232kB active_anon:216080kB inactive_anon:172kB active_file:14040kB inactive_file:32888kB unevictable:0kB writepending:276kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:20716kB slab_unreclaimable:239604kB kernel_stack:5984kB pagetables:2828kB bounce:0kB free_pcp:864kB local_pcp:280kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 29.886170] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 589*4kB (UM) 83*8kB (UM) 46*16kB (UM) 35*32kB (UME) 13*64kB (UME) 22*128kB (UM) 4*256kB (UME) 8*512kB (UM) 3*1024kB (UME) 5*2048kB (ME) 702*4096kB (M) = 2902348kB [ 29.886268] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 29.886275] 11806 total pagecache pages [ 29.887081] 0 pages in swap cache [ 29.887086] Swap cache stats: add 0, delete 0, find 0/0 [ 29.887088] Free swap = 0kB [ 29.887090] Total swap = 0kB [ 29.887094] 1965979 pages RAM [ 29.887096] 0 pages HighMem/MovableOnly [ 29.887097] 320509 pages reserved [ 29.916001] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 29.916011] CPU: 0 PID: 5186 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 29.916016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.916031] ffff8801cb2f7948 ffffffff81d943a9 1ffff1003965ef2c ffff8801cec34800 [ 29.916043] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801cb2f7a58 [ 29.916052] ffffffff81451b82 024000c2cb2f7998 0000000041b58ab3 ffffffff84195325 [ 29.916054] Call Trace: [ 29.916067] [] dump_stack+0xc1/0x128 [ 29.916076] [] warn_alloc+0x212/0x240 [ 29.916085] [] ? zone_watermark_ok_safe+0x280/0x280 [ 29.916095] [] ? avc_has_perm+0xb0/0x4f0 [ 29.916106] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 29.916117] [] __vmalloc_node_range+0x3f5/0x5f0 [ 29.916128] [] ? check_preemption_disabled+0x3b/0x200 [ 29.916136] [] ? task_has_security+0x130/0x270 [ 29.916143] [] vmalloc+0x5b/0x70 [ 29.916151] [] ? sel_write_load+0x130/0xfd0 [ 29.916159] [] sel_write_load+0x130/0xfd0 [ 29.916166] [] ? get_futex_key+0x1050/0x1050 [ 29.916174] [] ? sel_read_bool+0x250/0x250 [ 29.916181] [] ? do_futex+0x3f8/0x15c0 [ 29.916189] [] ? sel_read_bool+0x250/0x250 [ 29.916198] [] __vfs_write+0x103/0x680 [ 29.916206] [] ? do_iter_readv_writev+0x400/0x400 [ 29.916214] [] ? __might_sleep+0x95/0x1a0 [ 29.916222] [] ? __lock_is_held+0xa1/0xf0 [ 29.916230] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 29.916238] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 29.916245] [] ? __sb_start_write+0x14a/0x310 [ 29.916253] [] vfs_write+0x189/0x530 [ 29.916262] [] SyS_pwrite64+0x13f/0x170 [ 29.916270] [] ? SyS_pread64+0x170/0x170 [ 29.916286] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.916295] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 29.916306] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 29.916309] Mem-Info: [ 29.916329] active_anon:52995 inactive_anon:43 isolated_anon:0 [ 29.916329] active_file:3510 inactive_file:8222 isolated_file:0 [ 29.916329] unevictable:0 dirty:69 writeback:0 unstable:0 [ 29.916329] slab_reclaimable:5179 slab_unreclaimable:59761 [ 29.916329] mapped:24044 shmem:50 pagetables:670 bounce:0 [ 29.916329] free:1476261 free_pcp:424 free_cma:0 [ 29.916345] Node 0 active_anon:211980kB inactive_anon:172kB active_file:14040kB inactive_file:32888kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96176kB dirty:276kB writeback:0kB shmem:200kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 75776kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 29.916361] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 29.916388] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 29.916413] Normal free:2909032kB min:36824kB low:46028kB high:55232kB active_anon:211980kB inactive_anon:172kB active_file:14040kB inactive_file:32888kB unevictable:0kB writepending:276kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:20716kB slab_unreclaimable:239044kB kernel_stack:6080kB pagetables:2680kB bounce:0kB free_pcp:936kB local_pcp:348kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 29.916461] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 598*4kB (UM) 84*8kB (UM) 47*16kB (ME) 42*32kB (UME) 15*64kB (UM) 23*128kB (UME) 4*256kB (UME) 8*512kB (UM) 3*1024kB (UME) 2*2048kB (ME) 705*4096kB (M) = 2909032kB [ 29.916550] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 29.916552] 11781 total pagecache pages [ 29.916556] 0 pages in swap cache [ 29.916559] Swap cache stats: add 0, delete 0, find 0/0 [ 29.916561] Free swap = 0kB [ 29.916563] Total swap = 0kB [ 29.916565] 1965979 pages RAM [ 29.916566] 0 pages HighMem/MovableOnly [ 29.916568] 320509 pages reserved [ 32.154674] binder: release 5075:5089 transaction 21 out, still active [ 32.161366] binder: undelivered TRANSACTION_COMPLETE [ 32.161394] binder: undelivered TRANSACTION_ERROR: 29201 [ 32.161450] binder: send failed reply for transaction 21, target dead 2018/01/28 06:20:16 executing program 2: socketpair$inet6_sctp(0xa, 0x1, 0x84, &(0x7f0000b1a000)={0x0, 0x0}) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f00002b7000)={@common='irlan0\x00', 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000d11000)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, r1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) r2 = socket$inet6_udp(0xa, 0x2, 0x0) r3 = syz_open_pts(0xffffffffffffffff, 0x400) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$KDGKBTYPE(r3, 0x4b33, &(0x7f0000000000)=0x0) setsockopt$sock_void(r2, 0x29, 0x18, 0x0, 0x0) 2018/01/28 06:20:16 executing program 0: mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$packet(0x11, 0x3, 0x300) pkey_alloc(0x0, 0x3) r1 = open(&(0x7f0000000000)='./file0\x00', 0x2, 0x100) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$PIO_UNISCRNMAP(r1, 0x4b6a, &(0x7f0000002000)="2c8fda1de213eff964f51955caaed67530e49ffb572e29445a444986cb669ef2047ab34a9604d7e014698108f12f7e49b414e62a161f0412b3fbbb61b9169661982d079357aee906") mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_ADD_STREAMS(r1, 0x84, 0x79, &(0x7f0000002000)=0x0, 0x4) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = syz_open_pts(0xffffffffffffffff, 0x10401) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) openat$selinux_mls(0xffffffffffffff9c, &(0x7f0000003000)='/selinux/mls\x00', 0x0, 0x0) ioctl$GIO_CMAP(r2, 0x4b70, &(0x7f0000002000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000003000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, &(0x7f0000002000-0xc)=@ethtool_rxfh_indir={0x39, 0x0, []}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) 2018/01/28 06:20:16 executing program 6: clone(0x0, &(0x7f0000ea3000-0x91)="3eeef57df122935a7b370452afe955b609c1d743f06f16d8e7034f9a82d8a97a86e2eb194a54255be17890900df9e11b3fab56497541eacc88884ddf2acd8bcea4b246c429437ba86f2467cb39c0a7fb1ea3ab01f3f45f1a7b2c267cb060a59d97a01b0202264ff620fccb9bc7d28d17714d1ef4bf6faa553695c0331ef35f02fac87b94855c1fd159587ec23076959902", &(0x7f0000744000)=0x0, &(0x7f0000f8b000)=0x0, &(0x7f00000d5000)="") mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x620000, 0x0) signalfd(r0, &(0x7f0000f70000)={0x4}, 0x8) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r0, 0xc0505350, &(0x7f0000000000)={{0xffff, 0x10000}, {0xa000000000000, 0xfffffffffffffff8}, 0x7, 0x0, 0x5, [0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) 2018/01/28 06:20:16 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) listxattr(&(0x7f0000e9b000-0x8)='./file0\x00', &(0x7f000021a000-0x43)=""/67, 0x43) pwrite64(0xffffffffffffffff, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:16 executing program 5: mmap(&(0x7f0000000000/0xfe4000)=nil, 0xfe4000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x95c000)=nil, 0x95c000, 0x0, 0x44031, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mremap(&(0x7f0000b89000/0x9000)=nil, 0x9000, 0x4000, 0x3, &(0x7f00000cc000/0x4000)=nil) openat$selinux_status(0xffffffffffffff9c, &(0x7f0000866000)='/selinux/status\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/01/28 06:20:16 executing program 3: mmap(&(0x7f0000fcc000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000fcc000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x80045439, &(0x7f00003ba000-0x24)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffff9c, 0x8904, &(0x7f0000fcc000)=0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendmsg$netlink(r0, &(0x7f0000001000-0x38)={&(0x7f0000000000)=@kern={0x10, 0x0, 0x0, 0x20005001}, 0xc, &(0x7f0000000000)=[{&(0x7f0000fcd000-0x5b8)={0x5b8, 0x33, 0x8, 0x6, 0x2, "", [@generic="4cbe6f5a9534d8950d02b099916687fbf631522cf0ee6f2299d5c7bb2a2d864550c97183a832cc32e1b8618d138c4e403bb81111ed951e969d6a9fcd007c682fca5644f83a741f3eb0be3daf119481950a6cb2987539e2fd45c62db5b745ec9c1e1994eb36fe093744cee50e0c7b77b146b3bbe7df963c620fcd572fa8a0aa2317cbe2dc6b85b1ecdbe94b14bd5681fcb59b41c62fc7cfb590e851627063135be1d69038dd2947e21a9af3dd7fbdce05b8f34a006774faf4b3cac7360d9dc5b14f846c068fc4e1c09e6b13f9439e4b220df240a53860d5859503dcbdbbd781", @generic="623aad472b6108cc2930955d", @nested={0x7c, 0x27, [@generic="12430eb27eee50f8c2e0cada3586cd2a4c7edddc0ba0b627b39aa1aefc652dfce31e7c45684a03cdefa3101414e30f502a01af67be88185f36c55cd164079c0ca71787a898f7d62da4cea13f2b4af4f465923b17", @typed={0xc, 0x1e, @fd=r0}, @typed={0xc, 0x8a, @fd=r0}, @typed={0xc, 0x8, @u32=0x3f}]}, @generic="2dc8de5dd7c20eabe30d8a87e6947993dd37d10cc41e75a5c616c5dcbf40518acaa0681d7745319ed9b6d41a745277e8751cd04671fa4dadeb6f0698c2a72fa95af925a3c18fb4b13048e1a4fc84a67576d1440780b422d151bc23d7b600a3d87728a4063f156d2cddd4b1bdc495e95ca30847103391afb276af48f65d96d46b90b6f23c4fe5784d5f8c1fd3defe545ef328f410af17ec1d1de4fafdc54f496927ba1d5c867827575c537554aa6f99a0c909f03fefae8893c732ceef4c551e6168c0146c03213a1fd6bc0dae846409096292c05e4217fcc68452a3986c6542b777f188c7a61bc9a21a64ed6fdb4879c911e745d8d79607c5db", @typed={0xc, 0xc, @ipv4=@multicast2=0xe0000002}, @nested={0x30c, 0x83, [@typed={0xc, 0x88, @u32=0x8}, @typed={0x8, 0x52, @void=""}, @typed={0xc, 0x27, @fd=r0}, @generic="c87b5fa6cc89d9b233e32287b3ea8b5ae5bae2fdfb28403a4909889a84f9a638e09fc80bb2ce0a2b6277fc9d8cdc1ae2d7869f9b372955ccf5688705b3228654c55312f01bfd6cef28926ff384f45cb91234f19973a4f5c30d5885d82f3abf1c4eab50e61acea3465217806ad446724e", @generic="bb47bcb5b1cf6d68670355132a2ac6253156c916727a6946b6f9e3d06e265e0dccfdab86094f4e3e312af99d49c2718c3d9d987fb88f15e5e70de12aab7e24e515708525af4473a29b5b4c301cedfebfb31324f8a6adbb1b142276ea27c6761442bbf5124d2d259beec58c3537d9f2e286d7e0d50606c7740aeb1c8bb6dc34ab8de60272f7f5e3f5f340677669c3746f96d66b00b20cd311214fc6758fb3f1b864470b697ba1b6a056bb09d8c5b9cbddde6ebd214c1b8cdc0e4c2ff2d301befc9fcdc079ee38edffe3310570f81aa89263baaccf1ce3ba44464605ac51f52d708a354c9c46a6fdace446fbdcd2d5e27a6294c0", @typed={0xc, 0x57, @pid=r1}, @generic="ef7abbe92096af736f698e066ef2441f68a62e8a53cfcd6446c3f5f3462c270a4be24073766d6f405eac5dfdb897459bc7ff652effb5aedc2315e5de44aee9c3e5623f1ed47235942d5ca343943f7068eaa4b657d60a5a452b3b7c54fa230fc684bb16b431b6b604f04488da7ffc15e743e3ed9df8ed5fe5a81200abc2", 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[@generic="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@nested={0x14, 0x3b, [@typed={0x10, 0x93, @u64=0x5}]}]}, 0x1024}], 0x4, 0x0, 0x0, 0x8800}, 0x1) r2 = syz_open_dev$mice(&(0x7f0000fcc000)='/dev/input/mice\x00', 0x0, 0x2100) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r2, 0x84, 0x1e, &(0x7f0000000000)=0x1000, 0x4) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCOUTQNSD(r3, 0x894b, &(0x7f0000fcd000-0x4)=0x0) 2018/01/28 06:20:16 executing program 1: r0 = inotify_init1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f000003d000-0xc)={0x0, 0x0, 0x0}, &(0x7f0000015000)=0xc) fcntl$setown(r0, 0x8, r1) mmap(&(0x7f0000f9c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fcntl$getownex(r0, 0x10, &(0x7f0000f9d000-0x8)={0x0, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) mmap(&(0x7f00006a3000/0x800000)=nil, 0x800000, 0x1, 0x32, 0xffffffffffffffff, 0x0) ptrace(0x4207, r2) ptrace$getregset(0x4204, r2, 0x2, &(0x7f0000a5c000)={&(0x7f0000002000)=""/64, 0x40}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0x0, 0x200) ioctl$DRM_IOCTL_ADD_BUFS(r3, 0xc0206416, &(0x7f00006fe000-0x20)={0x4, 0xc5, 0xffffffffffff776a, 0x5fb9, 0x9, 0x64e}) bind$inet(r3, &(0x7f0000c82000)={0x2, 0x0, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2018/01/28 06:20:16 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGIFCONF(0xffffffffffffffff, 0x8910, &(0x7f0000f6d000-0x10)=@req={0x50, &(0x7f0000c2f000)={@generic="2702fda90121ca27546085e8a5601f54", @ifru_addrs=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffff9c, {0x2, 0x1, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x1, 0x0, 0x3, 0x2}}}}) pipe(&(0x7f0000b78000)={0x0, 0x0}) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffffff, 0xc0106426, &(0x7f00005da000-0x10)={0x2, &(0x7f00002a8000-0x10)=[{0x0, 0x0}, {0x0, 0x0}]}) ioctl$DRM_IOCTL_UNLOCK(r1, 0x4008642b, &(0x7f000056f000)={r3, 0x31}) connect$pptp(r0, &(0x7f0000666000)={0x18, 0x2, {0x0, @dev={0xac, 0x14, 0x0, 0x17}}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x20) r4 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000038000)='/dev/sequencer2\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f000088a000-0x8)={0x0, 0x3}, &(0x7f0000907000)=0x8) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r1, 0x84, 0xf, &(0x7f000082d000-0xa0)={r5, @in={{0x2, 0x1, @rand_addr=0xffffffffffffff00, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x6, 0x7, 0x5, 0x0, 0x1}, &(0x7f0000a5c000-0x4)=0xa0) ioctl$PIO_FONTX(r4, 0x4b6c, &(0x7f0000b33000)="a010b5e4e7034e15d512bf3d97ce1ffaa9bdb39d6c38e145ffe744a5f82ed1a9dcb001166a293e569556d25d70104abbad1b532dce173518f461c4456bab55611cd090fd") ioctl$TCSETSF(r4, 0xc074510c, &(0x7f0000124000)={0x0, 0x800, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe}) 2018/01/28 06:20:17 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) listxattr(&(0x7f0000e9b000-0x8)='./file0\x00', &(0x7f000021a000-0x43)=""/67, 0x43) pwrite64(0xffffffffffffffff, &(0x7f0000cf4000)="", 0x0, 0x0) [ 32.248195] audit: type=1400 audit(1517120417.008:20): avc: denied { ioctl } for pid=5218 comm="syz-executor3" path="socket:[12435]" dev="sockfs" ino=12435 ioctlcmd=0x894b scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 2018/01/28 06:20:17 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) listxattr(&(0x7f0000e9b000-0x8)='./file0\x00', &(0x7f000021a000-0x43)=""/67, 0x43) pwrite64(0xffffffffffffffff, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:17 executing program 5: r0 = openat$selinux_avc_cache_stats(0xffffffffffffff9c, &(0x7f0000929000-0x19)='/selinux/avc/cache_stats\x00', 0x0, 0x0) ioctl$PPPIOCGFLAGS(r0, 0x8004745a, &(0x7f0000b33000-0x4)=0x0) mmap(&(0x7f0000000000/0x12000)=nil, 0x12000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000012000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_inet_SIOCGIFNETMASK(r0, 0x891b, &(0x7f0000013000-0x20)={@common='gre0\x00', @ifru_addrs={0x2, 0x3, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) r1 = socket(0x18, 0x0, 0x1) sendmmsg(0xffffffffffffffff, &(0x7f0000005000-0x3c)=[{{&(0x7f0000003000)=@in6={0xa, 0xffffffffffffffff, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0xbb}, 0x0}, 0x1c, &(0x7f0000005000-0x60)=[{&(0x7f0000002000)="4c5614c00401a0dbf8a669ebdedd102c4f7a79e606457dfdf09e2ec2ed253b", 0x1f}], 0x1, &(0x7f0000003000-0x2d0)=[], 0x0, 0x0}, 0x0}], 0x1, 0x0) mmap(&(0x7f0000012000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fcntl$F_SET_FILE_RW_HINT(r1, 0x40e, &(0x7f0000012000)=0x0) connect(r1, &(0x7f0000002000)=@sco={0x1f, {0x1, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x26) sendmmsg$nfc_llcp(r1, &(0x7f0000004000-0x38)=[], 0x1fb54cd2435216a, 0x0) 2018/01/28 06:20:17 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe(&(0x7f00002aa000-0x8)={0x0, 0x0}) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f000055d000-0x8)={0x0, 0x9}, &(0x7f0000b78000)=0x8) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f0000755000-0x98)={r2, @in6={{0xa, 0x3, 0xf1c6, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0xff, 0xff], @local={0xac, 0x14, 0x0, 0xaa}}, 0x8}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x2, 0x101}, &(0x7f0000918000-0x4)=0x98) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r1, 0xc0a85320, &(0x7f0000435000)={{0xffff, 0x1000}, 'port1\x00', 0x10, 0x40008, 0xfffffffffffffffd, 0x5, 0x401, 0x2, 0x25, 0x0, 0x6, 0x100, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) r3 = syz_open_dev$sndseq(&(0x7f0000ff1000-0xd)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$TUNSETSNDBUF(r0, 0x400454d4, &(0x7f000073e000)=0x200) ioctl$SNDRV_SEQ_IOCTL_QUERY_SUBS(r3, 0xc058534f, &(0x7f0000945000-0x58)={{0x0, 0x0}, 0x0, 0x7, 0x0, {0x0, 0x0}, 0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) 2018/01/28 06:20:17 executing program 6: mmap(&(0x7f0000000000/0x1c000)=nil, 0x1c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$ashmem(0xffffffffffffff9c, &(0x7f000001b000)='/dev/ashmem\x00', 0x0, 0x0) mmap(&(0x7f000001c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f000001c000)={0x0, 0x0}) mmap(&(0x7f000001c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_inet_SIOCSIFPFLAGS(r1, 0x8934, &(0x7f000001d000-0x20)={@common='syzkaller0\x00', @ifru_flags=0x103}) lseek(r0, 0x0, 0x0) 2018/01/28 06:20:17 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = accept(r0, 0x0, &(0x7f000025b000-0x4)=0x0) setsockopt$inet6_udp_encap(r1, 0x11, 0x64, &(0x7f0000b46000-0x4)=0x0, 0x4) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000da5000-0x10)={0x2, &(0x7f0000b17000-0x18)=[{0x2, 0x0, 0x0, 0x0}, {0x5, 0x0, 0x0, 0x9}]}, 0x10) 2018/01/28 06:20:17 executing program 7: r0 = getpgid(0x0) readlink(&(0x7f0000206000)='./file0\x00', &(0x7f00006aa000)=""/56, 0x38) link(&(0x7f000011e000-0x8)='./file0\x00', &(0x7f000043c000)='./file0\x00') r1 = dup(0xffffffffffffffff) ioctl$sock_inet_tcp_SIOCATMARK(r1, 0x8905, &(0x7f00005de000)=0x0) ioctl$PIO_FONT(r1, 0x4b61, &(0x7f0000a81000-0xa0)="7579a0ec13946dbff6971cabcaf8b666bfd83a9154c42a6cce20729f5c2b92d180af538d5ebc088b13d1377ac53ecd239b8d9677413e12baea8c7075c9470aa5df82d8c179225c969f3a86e88b7540568faec21c0202a1f02b2eeb718aea22d80a2b618b334a5acfc2199650e9210ebb8afc7a9cf3e7fe681b59852b6a8cb9a3ae798bb99b4ba10b630fa7579e342a133ccfcf5ffdd819516fa38ffb6ccf0fa7") ioprio_set$pid(0x1, r0, 0x40000000004001) ioprio_get$pid(0x2, 0x0) 2018/01/28 06:20:17 executing program 3: 2018/01/28 06:20:17 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2000000000001, 0x0) setsockopt$sock_int(r0, 0x1, 0xf, &(0x7f0000687000)=0x5c802861, 0x4) setsockopt$inet6_int(r0, 0x29, 0x2, &(0x7f0000ffc000)=0xbd, 0x4) bind$inet6(r0, &(0x7f0000402000)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}, 0x0}, 0x1c) sendto$inet6(r0, &(0x7f00007a9000-0x1)="", 0x38c, 0xfffffefffffffffe, &(0x7f0000f63000-0x1c)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}, 0x0}, 0xffd6) getsockopt$inet6_buf(r0, 0x29, 0x6, &(0x7f0000501000)=""/95, &(0x7f0000f12000)=0x5f) 2018/01/28 06:20:17 executing program 3: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) umount2(&(0x7f0000001000-0x8)='./file0\x00', 0xfffffffffffffffe) 2018/01/28 06:20:17 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:17 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000fdb000-0xa)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000fda000-0x4)=0x3) ioctl$KDGKBDIACR(r0, 0x4b4a, &(0x7f00005b9000-0x45)=""/69) ioctl$TCXONC(r0, 0x540a, 0x4) r1 = syz_open_procfs(0x0, &(0x7f0000e83000)='stack\x00') getsockopt$inet_sctp_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f00005e1000-0x8)=@assoc_value={0x0, 0x1f}, &(0x7f00003b4000)=0x8) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000f57000-0x8)={r2, 0xffff, 0x100}, 0x8) ioctl$VT_RESIZEX(r0, 0x560a, &(0x7f0000118000-0xc)={0x4, 0x4, 0x0, 0xd8f, 0x9, 0x9}) 2018/01/28 06:20:17 executing program 2: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000001000-0x4)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket(0x10, 0x802, 0x0) write(r1, &(0x7f000065d000-0x24)="220000002100070700be000009001c010a00001e0000090000000400050011800041", 0x22) 2018/01/28 06:20:17 executing program 7: mmap(&(0x7f0000000000/0xa6e000)=nil, 0xa6e000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$rtc(0xffffffffffffff9c, &(0x7f000079b000-0x9)='/dev/rtc\x00', 0x0, 0x0) r1 = getpgrp(0x0) r2 = gettid() rt_sigprocmask(0x0, &(0x7f0000033000-0x8)={0xfffffffffffffffe}, 0x0, 0x8) rt_tgsigqueueinfo(r1, r2, 0x20, &(0x7f00003f0000-0x10)={0x0, 0x0, 0x70005, 0x0}) mmap(&(0x7f0000a6e000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000a6e000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockname(r0, &(0x7f0000a6e000)=@can={0x0, 0x0, 0x0, 0x0}, &(0x7f0000a6f000-0x4)=0x10) rt_sigtimedwait(&(0x7f000031c000-0x8)={0x80000001}, &(0x7f000067d000-0x10)={0x0, 0x0, 0x0, 0x0}, &(0x7f0000359000-0x10)={0x0, 0x0}, 0x8) 2018/01/28 06:20:17 executing program 0: clone(0x0, &(0x7f0000001000)="", &(0x7f0000a26000-0x4)=0x0, &(0x7f0000002000-0x4)=0x0, &(0x7f0000002000)="") getitimer(0x0, &(0x7f00004a0000-0x20)={{0x0, 0x0}, {0x0, 0x0}}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fcntl$getownex(0xffffffffffffffff, 0x10, &(0x7f0000000000)={0x0, 0x0}) sched_getscheduler(r0) 2018/01/28 06:20:17 executing program 1: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_avc_cache_stats(0xffffffffffffff9c, &(0x7f0000001000)='/selinux/avc/cache_stats\x00', 0x0, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_inet_SIOCSIFBRDADDR(r0, 0x891a, &(0x7f0000003000-0x20)={@generic="1fd8219edd0d7c675ac6804ecf0150c6", @ifru_addrs={0x2, 0x3, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000002000-0x10)={0x2, &(0x7f0000001000)=[{0x40, 0x5, 0x10, 0x7}, {0xfff, 0x9, 0x84d, 0x4}]}, 0x10) r1 = openat$selinux_create(0xffffffffffffff9c, &(0x7f0000001000-0x10)='/selinux/create\x00', 0x2, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fremovexattr(r1, &(0x7f0000000000)=@random={'osx.', '\x00'}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000004000-0x28)={@common='nr0\x00', 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$packet_drop_memb(r0, 0x107, 0x2, &(0x7f0000003000)={r2, 0x1, 0x6, @random="6588cbbc045c", [0x0, 0x0]}, 0x10) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r0, 0x84, 0x8, &(0x7f00001f1000)=0x9c, 0x4) r3 = dup3(r1, r1, 0x80000) ioctl$sock_netdev_private(r0, 0x89f0, &(0x7f0000385000)="fc3c0cd620ec19476c5fbba8507151e7551db389eb5156b78407372b22331be69b8a2f0dfa46e56b69d104abe336de28e98613a0c574cf6744391a5bcba7480a20f249b47a5b50abde17c1ce21a108e5c4979af697a8d932bc65e592366bad29dc72b73d9dd5aff833b857bbb583256acddf99b2620df839d393d29d9b20d8d9e1823a970d59e9a4fd352b1a663733d5ca3b1c2741dd198417677b633d892851fb1d6bc75e34d5d8251f71b8ceed332355d7f5836508a24fec2e5fe7e35b0c8325d65294d31ae0bb50935d6672a9718f55fc7b6178") ioctl$sock_SIOCETHTOOL(r3, 0x8946, &(0x7f0000c40000)={@common='eql\x00', &(0x7f0000080000-0x14)=@ethtool_wolinfo={0x0, 0x100, 0x1, "4ae6591dd734"}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000b0b000)={0x0, 0x0, 0x3, 0x8}, &(0x7f0000202000-0x4)=0x10) setsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r3, 0x84, 0x6, &(0x7f0000873000-0x8c)={r4, @in={{0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x8c) r5 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r5, &(0x7f0000aed000)={0x0, 0x0, &(0x7f0000aed000)={&(0x7f0000aee000-0x10)={0x2, 0x7, 0x0, 0xfffffffffffffffd, 0x2, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, []}, 0x10}, 0x1, 0x0, 0x0, 0x0}, 0x0) [ 32.388659] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 32.407613] CPU: 0 PID: 5266 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 32.415138] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.424484] ffff8801cd29f948 ffffffff81d943a9 1ffff10039a53f2c ffff8801cbabe000 2018/01/28 06:20:17 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$pktcdvd(0xffffffffffffff9c, &(0x7f0000c29000)='/dev/pktcdvd/control\x00', 0x200080, 0x0) accept4$nfc_llcp(r0, 0x0, &(0x7f0000391000-0x4)=0x0, 0x800) getsockopt$inet6_opts(r0, 0x29, 0x0, &(0x7f00007d4000-0xe5)=""/229, &(0x7f0000e8a000)=0xe5) accept$ax25(0xffffffffffffffff, &(0x7f000069f000)={0x0, {""/7}, 0x0}, &(0x7f000073c000-0x4)=0x10) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000807000)='/dev/ppp\x00', 0x0, 0x0) r2 = dup(r1) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000b10000-0x8c)={0x0, @in={{0x2, 0x3, @dev={0xac, 0x14, 0x0, 0x12}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, &(0x7f0000d28000-0x4)=0x8c) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000843000-0x8)=@assoc_value={r3, 0x2}, &(0x7f0000627000)=0x8) getsockopt$inet_sctp_SCTP_INITMSG(r2, 0x84, 0x2, &(0x7f0000b5a000)={0x0, 0x0, 0x0, 0x0}, &(0x7f0000964000-0x4)=0x8) mknod(&(0x7f0000f0c000-0x8)='./file0\x00', 0x0, 0x9) lseek(r2, 0x0, 0x0) r4 = openat$selinux_commit_pending_bools(0xffffffffffffff9c, &(0x7f00008f7000-0x1e)='/selinux/commit_pending_bools\x00', 0x1, 0x0) r5 = getpgid(0x0) fcntl$lock(r1, 0x0, &(0x7f0000005000-0x20)={0x2, 0x4, 0x80000000, 0x79d8, r5}) clock_gettime(0x0, &(0x7f0000e8f000)={0x0, 0x0}) ioctl$SNDRV_TIMER_IOCTL_GPARAMS(r4, 0x40485404, &(0x7f0000001000)={{0x3, 0x2, 0x80000001, 0x3, 0x7}, 0x8, 0x4, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) ioctl$EVIOCGUNIQ(r0, 0x80404508, &(0x7f0000137000-0xd3)=""/211) times(&(0x7f0000332000)={0x0, 0x0, 0x0, 0x0}) r6 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f000030f000-0x12)='/dev/loop-control\x00', 0x0, 0x0) r7 = ioctl$LOOP_CTL_GET_FREE(r4, 0x4c82) ioctl$LOOP_CTL_REMOVE(r6, 0x4c81, r7) ioctl$LOOP_CTL_ADD(r6, 0x4c81, 0x0) [ 32.432518] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801cd29fa58 [ 32.440559] ffffffff81451b82 024000c2cd29f998 0000000041b58ab3 ffffffff84195325 [ 32.448590] Call Trace: [ 32.451164] [] dump_stack+0xc1/0x128 [ 32.456521] [] warn_alloc+0x212/0x240 [ 32.461968] [] ? zone_watermark_ok_safe+0x280/0x280 [ 32.468636] [] ? avc_has_perm+0xb0/0x4f0 [ 32.474354] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 32.480852] [] __vmalloc_node_range+0x3f5/0x5f0 [ 32.487180] [] ? check_preemption_disabled+0x3b/0x200 [ 32.494019] [] ? task_has_security+0x130/0x270 [ 32.500246] [] vmalloc+0x5b/0x70 [ 32.505257] [] ? sel_write_load+0x130/0xfd0 [ 32.511226] [] sel_write_load+0x130/0xfd0 [ 32.517024] [] ? get_futex_key+0x1050/0x1050 [ 32.523083] [] ? sel_read_bool+0x250/0x250 [ 32.528969] [] ? do_futex+0x3f8/0x15c0 [ 32.534509] [] ? sel_read_bool+0x250/0x250 [ 32.540388] [] __vfs_write+0x103/0x680 [ 32.545923] [] ? do_iter_readv_writev+0x400/0x400 [ 32.552425] [] ? __might_sleep+0x95/0x1a0 [ 32.558224] [] ? __lock_is_held+0xa1/0xf0 [ 32.564015] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 32.570851] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 32.577423] [] ? __sb_start_write+0x14a/0x310 [ 32.583577] [] vfs_write+0x189/0x530 2018/01/28 06:20:17 executing program 5: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = inotify_init1(0x800) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$selinux_commit_pending_bools(0xffffffffffffff9c, &(0x7f0000002000-0x1e)='/selinux/commit_pending_bools\x00', 0x1, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f0000001000-0x4)=0x0) r3 = geteuid() mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) lstat(&(0x7f0000003000-0x8)='./file0\x00', &(0x7f0000002000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = getpgid(0xffffffffffffffff) r6 = geteuid() mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) lstat(&(0x7f0000003000-0x8)='./file0\x00', &(0x7f0000003000-0x44)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f0000001000-0x4)=0x0) stat(&(0x7f0000001000)='./file0\x00', &(0x7f0000003000-0x44)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r10 = getgid() r11 = getpgrp(0xffffffffffffffff) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000001000)={{{@in6=@local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, @in=@loopback=0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in=@loopback=0x0, 0xffffffffffffffff, 0x0}, 0x0, @in6=@mcast2={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000003000-0x4)=0xe8) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000003000-0x4)=0x0, &(0x7f0000003000-0x4)=0x0, &(0x7f0000000000)=0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$TIOCGPGRP(r1, 0x540f, &(0x7f0000002000)=0x0) r15 = geteuid() mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) lstat(&(0x7f0000003000-0x8)='./file0\x00', &(0x7f0000003000-0x44)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f0000002000)=0x0) getresuid(&(0x7f0000000000)=0x0, &(0x7f0000002000-0x4)=0x0, &(0x7f0000001000)=0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000001000-0x4)=0x0, &(0x7f0000004000-0x4)=0x0, &(0x7f0000000000)=0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000003000-0xc)={0x0, 0x0, 0x0}, &(0x7f0000002000-0x4)=0x147) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f0000001000-0xe8)={{{@in=@dev={0x0, 0x0, 0xffffffffffffffff, 0x0}, @in6=@dev={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in=@broadcast=0x0, 0xffffffffffffffff, 0x0}, 0x0, @in6=@remote={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000002000)=0xe8) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) lstat(&(0x7f0000002000-0x8)='./file0\x00', &(0x7f0000003000-0x44)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$TIOCGSID(r1, 0x5429, &(0x7f0000000000)=0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000003000-0xe8)={{{@in=@empty=0x0, @in=@rand_addr=0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in6=@dev={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0}, 0x0, @in=@rand_addr=0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000000000)=0xe8) fstat(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r26 = gettid() r27 = geteuid() mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getresgid(&(0x7f0000003000-0x4)=0x0, &(0x7f0000002000)=0x0, &(0x7f0000003000-0x4)=0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendmmsg$unix(r1, &(0x7f0000003000-0x1f8)=[{&(0x7f0000003000-0xa)=@file={0x1, './file0\x00'}, 0xa, &(0x7f0000000000)=[{&(0x7f0000001000)="453d6ac5c1be2444c766068fe499a6acece3cd21ff1c49331ddc5334f365128fbed968ca338c97ad2801164d913dcf02aea3d8457cdb60e432e10374a8997a1524fd5cb5fc418162ba19d1eb3c748aaf57213584a5580f83bbd5ad9b72fc6abb08a3360b918a469e7b656fda083559f460962445b5eac38c4a5af45f72fa6b3a5d734dc1490b46fb1282b162c91d2a1581663ad34cc1e0990818d9a7bba0d5c14617836df32e09e3060a67c08316a0352a1bd4ecaa133f6603c0277e9f02fdba65b09f501cbdccb53427e0ebc8bc8d744aa867bdcec05ceffee16dd52dda0c6740e1f583873247c62b", 0xe9}, {&(0x7f0000002000-0x45)="c20249750eedecf2829ba7428f3386dbfb706b81008478cf2927e31a0e80622ddd1f94440c20514ec84ac11836bcded67d9f5115b3c6a9f47bebdd8f36acde03e38b20aaad", 0x45}, {&(0x7f0000001000-0x47)="f8091a617e4ae36566e50d3c7acfa1516f5227d0632e8fbcbb98b2ad233030d60bf2eedeb00486b733772a4801ee48843d4e52f561fe2a9168211af0a985af433d620405aa4ce1", 0x47}, {&(0x7f0000002000)="a374d65e13ed517f5f30f45176682481f4829a7a7b3b70488b198f2f8aa0506ecab0350e29cf7e5e174c72298a8f0a821f0a52b5ec23ff50be06101681b0c328534ffdd8", 0x44}], 0x4, &(0x7f0000000000)=[@cred={0x20, 0x1, 0x2, r2, r3, r4}], 0x20, 0x4c041}, {&(0x7f0000002000)=@abs={0x0, 0x0, 0x0}, 0x8, &(0x7f0000002000-0x40)=[{&(0x7f0000001000-0xe3)="da4dcc34759f051bdd57b359882486e36e8ef9e1593c197f98ac3f7a38b450e197cc495418392e478534cb29eefd0cb6ecbdc513ecb5d852bffe15dcb85b00dc29618d666a5df744d380379dbd0657ccc64c74cd27815a71d167f797dd9bd688845cf06a8455774691350c25d87241b808f1bd04fa3255a78756adb1598af442d5adfa84171d95ceb529d555dad3bb87cc94842e510672aaa5e3ae9b6b65b8b0faf8e23ac4b42ff85ff28686e2a99bcbe91920efa9351b1a50209b70c28ff45858451f9c345b369a87b49eaaf1377820ef90a9bc0f617b376c84b295e90c074a349e23", 0xe3}, {&(0x7f0000003000-0x3f)="ea6611c9cdbc1b287e1624d862bebbc7bb5816f9f15933eecf40d71d4a72d6273291642255ce9ce095b27dd3c5bbc3e8938bdb3974ed4371e2d9a149170ad9", 0x3f}, {&(0x7f0000003000-0xe7)="0ee12aedfe0c2a499cc1608f4b5f4007b34f5179ef063b21daa2cbd55aa6586bece1dcd899cd0e66eed6c66efb6351ac3e6984a9e5e1b9d947d2a93a1c2910cd9979ad0624ae061d4bff6cc27c139b5c8550459b941167b2d111339e929da6ba73ec728cb8126169245a109d567b44a801a31fb55c513fc704b395dad5baba8e5a4368b581af16b2effc31e7a877c3d5359ffcca14ab8811c425c49f0064d8d2c7949fa43984f7b527b17b3efb8bfcbddf88f77f2085fa327885fc2bee1e2c10257d4fd54e2e534278ae0789ef20753a984c1a3374f040ae676c40dad10e0d021cf0a9f2f4df56", 0xe7}, {&(0x7f0000002000)="7730696a49da25e8295651b0ffea4563fbcb3619667e76e5c38063ee47755b37d478d12162619ef9fa53", 0x2a}], 0x4, &(0x7f0000001000-0x110)=[@rights={0x18, 0x1, 0x1, [r1]}, @rights={0x18, 0x1, 0x1, [r1]}, @cred={0x20, 0x1, 0x2, r5, r6, r7}, @cred={0x20, 0x1, 0x2, r8, r9, r10}, @cred={0x20, 0x1, 0x2, r11, r12, r13}, @rights={0x28, 0x1, 0x1, [r0, r0, r1, r1, r0]}, @cred={0x20, 0x1, 0x2, r14, r15, r16}, @rights={0x20, 0x1, 0x1, [r1, r1, r0, r0]}, @rights={0x18, 0x1, 0x1, [r1]}], 0x110, 0x4084}, {&(0x7f0000001000-0x8)=@abs={0x0, 0x0, 0x1}, 0x8, &(0x7f0000003000-0x20)=[{&(0x7f0000003000-0x75)="c981bc617542d19df77549ef119114b28f68954fc82122a1e269c9b691e565b22b3657c91590b54220b1b314097b58c18806b4469ee5419ede7e891d101e2b63b39122540bb1d7826e57f0b8a80d56ad75bbeaa0ebdd79d356a2af52dc23a1086a30f246a9fc8e61637693bbec45115100cba2f400", 0x75}, {&(0x7f0000003000-0x48)="680f877bc26301ad22d000ceaeb5e8bab42c089cc8d7bf56f82bd80cd942e39728afa128866a9528d729f327a076b483774f4ce302bf93caafa127e23a30cf12e9ed73ad0a7f6b97", 0x48}], 0x2, &(0x7f0000002000)=[@cred={0x20, 0x1, 0x2, r17, r18, r19}, @rights={0x20, 0x1, 0x1, [r0, r1, r1]}], 0x40, 0x1}, {&(0x7f0000002000)=@abs={0x1, 0x0, 0x1}, 0x8, &(0x7f0000000000)=[{&(0x7f0000002000)="2e4adfdb755e9a8e21bdc54e149831971a837308473c630ba791dbc4df012ad9e9e93b8c18de38286145e842a1dbc0708701435cbed16f8f8fa4661320d9ebf8b1fe0d50cc93cff46cf46318b4f4721849e597ff6624bb10e561d05547c2ad7b8ad8a82ed3a0f3af93ed12df16f5dfd95c563b503458c75b03776cd1bde0d145426263887099bf9a5fbdad91e3d2b7d122ea646b9fac992daf72815594df11a0c1cd7de4d7f3744846f97ee09cd3988c961a1787d9f586ff20293889a758abe08c39663aed5612ef3887b17b289310c25fea", 0xd2}, {&(0x7f0000001000-0x55)="9a9dcdbead0ef52781650eb042dac08a299dec69b158a4f934dd0446da560437503a39ce6d32ea7dc79ef631e62b3a6719910b4c85c208622666c0b6638496dcc948a96e6e83b1dba29be3b9420e1e9232cab0bbe2", 0x55}, {&(0x7f0000003000-0x66)="ed38128dbd0063093bcf72d46ab138b83f8a366430427d8a9f1a6931f63d212c0561a7c595158c56e23634b5ac69bc075b76acb1f68d5160ad83f2f62a2b76321bbe0ee1ffd64a79a97ec72236a692ee66d19412bc5e7ca2a15cae709b5e5b6252808eeb242b", 0x66}, {&(0x7f0000001000-0x84)="13512aa789caf8ba19156784cd9a4ffa29ea81c0f29ef01eec4123668ff0f60d41004a2b47835f28d9d9c129f321c5b5fa4da014f013b4289eef0334bf39555f31104ec5ee6787abd4cbab93c8a5cb8750d9bea914afd9c84555b300c7e09051cf587cac2d502add16980200db60b1a863ba8fb18b6adff0aba6fe129c85dbb0978ebfb0", 0x84}, {&(0x7f0000003000-0x63)="76d4876162dbb4001539be42ba6ace8deec787d013dca708f1843044314fed42f9fc64a3d0e856aa9c3d32b00ec71967d49b34fb7266a2f0c86c6c0be0d606602436491c304bcde743843f7a64bee8150234e23b7263f3200415606ea7d6ec1a27388f", 0x63}], 0x5, 0x0, 0x0, 0x8800}, {&(0x7f0000000000)=@file={0x1, './file0\x00'}, 0xa, &(0x7f0000000000)=[{&(0x7f0000002000-0x10)="5970a24d22bb1997d652842378866a74", 0x10}, {&(0x7f0000001000)="264ce69ef097bdd6660b999bccc4bfe0f1b754a1d00c0220d9a68183d39481a135c4a060f38295cc92e276539c25c25d8a63f26dca3831e8e270af53d327586ef85b064afb5f66617980779294b0bcb99efaf945c02d2568e513c744d803d39c97232a13ea58010e9a1ceaf1a5cc46bd96379a4d010344a8511e9b86bdb28496004392346f5702356523e9011d7af5f72bda303928b8d6dce5f5cb0b9a36863d7c32cbd1d6ba651d49936f18db492e32f9dfe7babe7bc9c9578922cf8f77b2d0a8cda5b89fe1277083273d828882511bdfb2efc57c", 0xd5}, {&(0x7f0000002000-0x6a)="0399803594ed7d30745fd3c08a541b5f6e1f6727c0a900d68e3b73e672c67dbf15bb1868e237486f7a0d8739cfe24271cf03cd7b566b2686fa6a90e6c2e94d982757a9aec3962a6a60d269f343a9b3c70d5318e650df1dd765fc0f631df427f535f7e28749ed3f79ce62", 0x6a}, {&(0x7f0000003000-0x6b)="3ba80eed3cc0f2c6f655452449e8226c1e68b180f2e0202eebef52012d6f932d96276db2dc94c68b44efc9e4a6a1228a309f1a43bc49f25670efad3214926e40862232927d302ac9e95dbcbf31c0df7ad3c2c962d0a8f7f2bbc18af81052891346f6e9b0ce893e58937c7a", 0x6b}, {&(0x7f0000000000)="fd4e0887f02c459665c36a55098879f94ac8fe8bda29a4302e079354e23da94269f8ed56103fe2668203a2240face0d0ae34e86d778deae1d44448296b26914d0f7de6818f954434d200a215d63b33e9caf6921ec9076d928bab595521136682eb33c1b59158a008c16ccd8407c6fead06cf2e96c8ebcebacb4cf10cd5ead847f8d0e37e689cce3ee01a7997bfb1048165d8450443628516cc52856b63f5d01c8d0507edc2630dd864e6ed02faaff3bc07eb2c7061e39774cfbbfc5522071515b16abbee53115866eb37715fb1398499deccc4dca1", 0xd5}, {&(0x7f0000000000)="28df1af7021d9459498a00768b3014e4bd2221aa41560c6773861c6ea3f1387beeaf60f66650581ef9bc4d65ad686c7ed57b480f12b9c6a31b4f45", 0x3b}], 0x6, &(0x7f0000003000-0x38)=[@cred={0x20, 0x1, 0x2, r20, r21, r22}, @rights={0x18, 0x1, 0x1, [r0, r1]}], 0x38, 0x0}, {&(0x7f0000001000)=@file={0x0, './file0\x00'}, 0xa, &(0x7f0000001000)=[{&(0x7f0000000000+0xf46)="c6a53aa40474b512d0700b8fcd3e7389e0a73101478604c283451c431a9e0d7c61f149466660f7a42768725c7a5400ec5e3d71193d7d40273b8cd2ff23548c554da6669f1f5a815d59e8e90742f5ccb0ec48471b13b199ef068b4df84639ae3fffd5ce2268c9500bce71e9be63fa9b8f53d92eba91c0540ecae0c07a47b618b33b", 0x81}, {&(0x7f0000003000-0x4a)="f33d81865909060b44175fbfbde865663c9c8ee18a7d1c1ef324fc77c5d1d65113f0f25835637c1d6b9a4259e1e7d79838dcd5cf9198dc416c9c2d36b299f8b34ca45794215e905769c3", 0x4a}, {&(0x7f0000003000-0x43)="8b462ed5d42aa3cccb8908e8a2c5f938f9ea4c54322de474a41689b74f6f72b741f91fdbef59e585f358270f1eb7e6476f92a2021adf7e6fbf6fe7a49df1cbc551b2d6", 0x43}, {&(0x7f0000000000)="35c177df3630f47c506d27f18762c878a3f33e59c34ce1863a6b9d445d1c6ad72891273c0fcf9b0a2ea91e5dab7da9ad69b42852d2e00f12b5f9f0ab741079d376eaf64eea424862dad545184538458429d71dc7f34c47b8a79cb0cad8dd925b40575b9392d6c598714ff68ccdcd217ca80bc7ef44cd8f08e957cca267745c04b6ff", 0x82}, {&(0x7f0000001000)="4948fdb06c49dde09f243409d56632b324e8a97adc29ca9414b5a205790f1ebe881e451d9f10f871b3d3448a3086", 0x2e}, {&(0x7f0000000000)="7db83c51437f3b98c0cf9dc99305b22e376651c3da03c231da60079c82479ea652b8d208a82d84b6d0505a6bbeb83da5d90341b608e3e19a6da817993a08", 0x3e}], 0x6, &(0x7f0000002000)=[@cred={0x20, 0x1, 0x2, r23, r24, r25}, @rights={0x38, 0x1, 0x1, [r1, r1, r0, r0, r0, r0, r0, r1, r0]}, @rights={0x38, 0x1, 0x1, [r0, r1, r0, r1, r1, r0, r1, r0, r1]}, @rights={0x18, 0x1, 0x1, [r1, r1]}, @rights={0x20, 0x1, 0x1, [r0, r0, r0]}, @cred={0x20, 0x1, 0x2, r26, r27, r28}], 0xe8, 0x40000}, {&(0x7f0000001000-0xa)=@file={0x1, './file0\x00'}, 0xa, &(0x7f0000001000-0x10)=[{&(0x7f0000000000)="35d596f5f7a6f81cdf75f357729eb63e8296d268ddd7c559e8ede35c973a632d8969dec0655529abac5e368250d2cd06878dadc0031145584fc352f87f8d852ff9424fbd18f1cedff9f7e72d5126d873d35a8f98abee3684c5981ff92932424357f0197aa994da934a507dc7a35ab192ed55c6345d27ff0bcc727a55593815545f5f2f4299a1dc1ab3ed80c00f1a22d9998abd65560781fcb525b6144414b741a18f2e8b88e6ba5f7ba12cfe06987dc4841b1e05d74906a7bddf3b48f61e924d4493594e1b2d4c6acf1bf387226ec96b5439cee7a0c37fcb589a", 0xda}], 0x1, 0x0, 0x0, 0x80}, {&(0x7f0000000000)=@abs={0x1, 0x0, 0x2}, 0x8, &(0x7f0000003000-0x50)=[{&(0x7f0000003000-0xdc)="2da942a1fa988a078c234b617dc65ad8e0e2e27fd31f11089b33424c04561846b50a1bae3a30ec7c46b693ba4abee66fe51e469c41ba6a219a3f4877ee6dfffc9ed8606b8d3277a554b82526c71d62d6f0df594f28786e490e4ec471426bbccf77f7f3bb07f6d16e032d00bc9484dafc5c7dd46bc275834a39679e980848f0ca619d0db98ba1058d668edaae4e24974b012cd27e70af6b7f4665324af322cc1a068e9795935c7be0dde4c7e0c7ac9c697740dd76385eb0ae806bf6066fafd36f7f476932cc3eef9e41150ed5159fd285e661e424a751be0f5fdee266", 0xdc}, {&(0x7f0000002000-0x4f)="b058d0876915afe2a78947afc30e6adc655da98327d48ef8b48e59116b31a081db734a3330ced2b5e16aa085fd7d35583066ac293397fa5a307d782805b93a5ba06aa069bbb86c8343208021f35ae3", 0x4f}, {&(0x7f0000000000)="e593f2b9d417e335af5590ff1870bb1a845bba4cb1e187c06cff20e2287a4ce756e6c863630c708c474bc7c33e68e65c9cb6960c68d8412745f1a50dedea61ff13b0e3f685725b4ac25c922ee6b24388ce6b381dc335d26c757933405d730fb44cb2ec9c112a811b2a1fd8aeedd690b507bb43995db2d87951c65d554baf86623c74d7c41218079f1f70c407d8", 0x8d}, {&(0x7f0000002000)="479f652038b1f22b5f98c112c6a6d139eebeddb22fc632c0daad95424ca65d8b81da343b9f895b520a7ef3f1716483c89c62679961d29ca7f49acbb3b1052389b4afc9d26ec9acd32fb066fb30ed8f4974e2df703802c2015176363df530da55da96797396ba53fdcdb5ef86ceb525878776ca43eeeb", 0x76}, {&(0x7f0000002000)="92c33ee5593d2da686b5e8eda7da304e5e6fb844ca77de7a3a3149339d9aa963832313d7eee20a13c5e1d2ca65282da9421287f86438ead8586d2e596dfafcc0bc281b4e7c596777b1cf3141b9a87bd9cb276cada969ab8194b2a3d168135293abeba6865aa06b11c2d847e3f21bfe32fd154effff1509070a9f1d9548c9bd501153a658d03fa2d880a69de19c7bee98729bfde7b91ddee5386d68297c53c86d524db3cc3438c7c86c2bd7c71134edad2c05f1b825a3f0b425275e6ba4", 0xbd}], 0x5, 0x0, 0x0, 0x4840}, {&(0x7f0000003000-0x8)=@abs={0x1, 0x0, 0x2}, 0x8, &(0x7f0000002000-0x10)=[{&(0x7f0000003000-0xb6)="398241382b1b98e2333a1f8cd05f83b7f4100b87a862369bdd8fb43f3a33bcfced7b8966a2ae268577efe465072f10bd7a06fc553c157a6616eb127352f2bb0098201a8e28b6a499919f86178058481bbf2fc669f6cb1010ac56aad24913878beee78c05c0c9984aabcd4064e77b0a587a60893d5ba6203c22b600e16e133b8e9505e0974aa8934a8741f10963b65c621c720fd189f57a0ef8d2fc6d2204ce1d33658f2ebade3d9ae471ebb6952171e04bc76387edd7", 0xb6}], 0x1, &(0x7f0000001000-0x30)=[@rights={0x30, 0x1, 0x1, [r0, r1, r0, r1, r0, r1, r0]}], 0x30, 0x20000000}], 0x9, 0x20000080) ioctl$int_in(r0, 0x5452, &(0x7f0000000000)=0x2000005) 2018/01/28 06:20:17 executing program 6: r0 = inotify_init1(0x80804) fadvise64(r0, 0x0, 0xfff, 0x3) 2018/01/28 06:20:17 executing program 0: mmap(&(0x7f0000000000/0x14000)=nil, 0x14000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0xfffffffffc) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) lseek(r0, 0x11, 0x0) socket$unix(0x1, 0x7, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$keychord(0xffffffffffffff9c, &(0x7f0000014000)='/dev/keychord\x00', 0x280001, 0x0) mmap(&(0x7f0000014000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_int(r1, 0x0, 0x2, &(0x7f0000014000)=0x4, 0x4) r2 = openat$pktcdvd(0xffffffffffffff9c, &(0x7f0000003000)='/dev/pktcdvd/control\x00', 0x0, 0x0) ioctl$UFFDIO_ZEROPAGE(r0, 0xc020aa04, &(0x7f0000003000-0x10)={&(0x7f0000004000/0x2000)=nil, 0x2000}) mmap(&(0x7f0000015000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_tcp_TCP_FASTOPEN_KEY(r2, 0x6, 0x21, &(0x7f0000015000)="83711addd9369b56b86fd93eb6d81432", 0x10) 2018/01/28 06:20:17 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$ashmem(0xffffffffffffff9c, &(0x7f000059b000-0xc)='/dev/ashmem\x00', 0x0, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000bfd000-0xc)='/dev/rfkill\x00', 0x200, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(0xffffffffffffff9c, 0x84, 0x73, &(0x7f000041b000)={0x0, 0x74b, 0x1c, 0x1, 0x7}, &(0x7f0000e6b000-0x4)=0x18) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f00006cb000-0x18)={0x9, 0x7, 0x204, 0x1, 0x400, 0x200, 0x80000001, 0x7, r2}, &(0x7f0000e68000)=0x20) ioctl$ASHMEM_SET_SIZE(r0, 0x40087703, 0x4fffffffa) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r1, 0x84, 0x1f, &(0x7f0000123000-0x98)={r2, @in6={{0xa, 0x1, 0x401, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0xff, 0xff], @remote={0xac, 0x14, 0x0, 0xbb}}, 0x6}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x6, 0x6}, &(0x7f00001a7000-0x4)=0x98) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f000057a000-0x4)=0x0) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f0000b54000-0x98)={r3, @in6={{0xa, 0x2, 0xfff, @loopback={0x0, 0x1}, 0x8}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x1, 0x7f}, &(0x7f00003a6000)=0x98) ioctl$sock_SIOCGIFCONF(r1, 0x8910, &(0x7f000093f000)=@buf={0x45, &(0x7f000006a000-0x45)="1ce8e4fa71f310a51383b7ad37cfc301c29c1bd512b2cb08aaf452d8ca060adc6f6ee84a989196b76fb895c66598a2bb519c0f2ca8dd95c864a7bed88c8bedf2dddd0441f6"}) ioprio_set$pid(0x2, r4, 0x9) connect(r1, &(0x7f0000202000-0x3a)=@pppol2tpv3in6={0x18, 0x1, {0x0, r1, 0x3, 0x3, 0x0, 0x3, {0xa, 0x2, 0x4e8, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x100000000}}}, 0x3a) mmap(&(0x7f00003f5000/0x2000)=nil, 0x2000, 0x0, 0x1011, r0, 0x0) 2018/01/28 06:20:17 executing program 6: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000001000-0xc)='/dev/rfkill\x00', 0x10000, 0x0) connect$unix(r0, &(0x7f0000001000-0x8)=@abs={0x0, 0x0, 0x2}, 0x8) openat$selinux_policy(0xffffffffffffff9c, &(0x7f000091e000-0x10)='/selinux/policy\x00', 0x0, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f00001ee000-0xb)='/dev/hwrng\x00', 0x0, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet6_icmp_raw(0xa, 0x3, 0x3a, &(0x7f0000002000-0x8)={0x0, 0x0}) fanotify_mark(r1, 0x2, 0x8000010, 0xffffffffffffffff, &(0x7f0000c87000-0xe)='./file0\x00') mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) lstat(&(0x7f0000000000)='./file0\x00', &(0x7f0000002000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) rename(&(0x7f000018c000)='./file0/file0\x00', &(0x7f0000cdf000)='./file0/file0\x00') 2018/01/28 06:20:17 executing program 5: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f0000000000)='tls\x00', 0x4) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f000023b000-0xc)={0x0, 0x0, 0x0}, &(0x7f0000001000-0x4)=0xc) 2018/01/28 06:20:17 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x10000000000003, 0x0, &(0x7f0000b5c000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000aba000-0x10)={0x1, &(0x7f0000fbd000-0x10)=[{0x6, 0x0, 0x0, 0x2}]}, 0x10) sendto(r0, &(0x7f0000cc6000)="", 0x37a, 0x0, 0x0, 0x0) 2018/01/28 06:20:17 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$loop(&(0x7f0000235000)='/dev/loop#\x00', 0x0, 0x2) openat$selinux_relabel(0xffffffffffffff9c, &(0x7f0000608000-0x3)='/selinux/relabel\x00', 0x2, 0x0) pwrite64(r0, &(0x7f00007d9000)="", 0x0, 0x0) 2018/01/28 06:20:17 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mkdir(&(0x7f000000e000-0xa)='./control\x00', 0x0) r0 = openat$pktcdvd(0xffffffffffffff9c, &(0x7f0000da0000-0x15)='/dev/pktcdvd/control\x00', 0x80, 0x0) getdents64(r0, &(0x7f0000d78000)=""/169, 0xa9) inotify_add_watch(0xffffffffffffffff, &(0x7f0000e2b000-0xa)='./control\x00', 0x3fa) r1 = open(&(0x7f0000028000)='./control\x00', 0x0, 0x0) mkdirat(r1, &(0x7f0000045000-0xa)='./control\x00', 0x0) unlinkat(r1, &(0x7f0000983000)='./control\x00', 0x200) [ 32.588958] [] SyS_pwrite64+0x13f/0x170 [ 32.594577] [] ? SyS_pread64+0x170/0x170 [ 32.600277] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 32.607112] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 32.613680] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 32.622405] Mem-Info: [ 32.624842] active_anon:57564 inactive_anon:44 isolated_anon:0 [ 32.624842] active_file:3516 inactive_file:8251 isolated_file:0 [ 32.624842] unevictable:0 dirty:133 writeback:0 unstable:0 [ 32.624842] slab_reclaimable:5230 slab_unreclaimable:59830 [ 32.624842] mapped:24031 shmem:51 pagetables:684 bounce:0 [ 32.624842] free:1471075 free_pcp:471 free_cma:0 [ 32.658455] Node 0 active_anon:226124kB inactive_anon:176kB active_file:14064kB inactive_file:33004kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96100kB dirty:532kB writeback:0kB shmem:204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 77824kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 32.687830] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 32.717170] lowmem_reserve[]: 0 2908 6410 6410 [ 32.722398] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB [ 32.753791] lowmem_reserve[]: 0 0 3501 3501 [ 32.758685] Normal free:2913088kB min:36824kB low:46028kB high:55232kB active_anon:209400kB inactive_anon:168kB active_file:14064kB inactive_file:33008kB unevictable:0kB writepending:540kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:20888kB slab_unreclaimable:238420kB kernel_stack:5408kB pagetables:2500kB bounce:0kB free_pcp:1216kB local_pcp:584kB free_cma:0kB [ 32.792533] lowmem_reserve[]: 0 0 0 0 [ 32.796916] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 32.812219] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB 2018/01/28 06:20:17 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket(0x2, 0x1, 0x0) r1 = epoll_create1(0xfffffffffffffffe) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f000000f000-0xc)={0x0, 0x0}) epoll_wait(r1, &(0x7f00005bf000-0xc)=[{0x0, 0x0}], 0x1, 0x0) shutdown(0xffffffffffffffff, 0x0) 2018/01/28 06:20:17 executing program 0: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000001000-0x8)={0x0, 0x0}) ioctl$TUNSETQUEUE(r1, 0x400454d9, &(0x7f0000001000-0x50)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_settings={0xffffffffffffffff, 0x8000, @sync=&(0x7f0000000000)={0x7fff, 0x7, 0xffffffffffffffff}}}) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f000001b000-0x4)=0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fcntl$setownex(r0, 0xf, &(0x7f0000000000)={0x2, r2}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_TCP_CONGESTION(r3, 0x6, 0xd, &(0x7f0000d81000)='hybla\x00', 0x6) sendto$inet(r1, &(0x7f00004d2000)="9f", 0x1, 0x20000801, &(0x7f0000b4e000)={0x2, 0xffffffffffffffff, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x5) shutdown(r0, 0x0) 2018/01/28 06:20:17 executing program 2: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000013000-0x18)={0xaa, 0x5c, 0x0}) mmap(&(0x7f0000000000/0xe62000)=nil, 0xe62000, 0x1000004, 0x32, 0xffffffffffffffff, 0x0) r1 = userfaultfd(0x0) ioctl$int_in(r1, 0x5452, &(0x7f0000e2c000-0x8)=0x0) mprotect(&(0x7f0000012000/0x2000)=nil, 0x2000, 0x2) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000e62000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000e63000-0x20)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1, 0x0}) getitimer(0x0, &(0x7f0000013000-0x20)={{0x0, 0x0}, {0x0, 0x0}}) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sysfs$3(0x3) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = dup2(r1, r1) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000976000)=@assoc_value={0x0, 0x6}, &(0x7f00007a8000)=0x8) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r2, 0x84, 0xf, &(0x7f0000003000+0xa5e)={r3, @in={{0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x2, 0x5, 0x5, 0xfffffffffffff12a, 0xa617}, &(0x7f0000014000-0x4)=0xa0) setsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000003000)={r4, 0x100000000, 0xfffffffffffffff7, 0x47c2}, 0x10) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffff9c, 0x84, 0x11, &(0x7f0000004000-0x8)={0x0, 0x7}, &(0x7f0000004000-0x4)=0x8) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000003000)=@assoc_value={r5, 0x5}, 0x8) getsockopt$sock_cred(0xffffffffffffff9c, 0x1, 0x11, &(0x7f0000002000-0xc)={0x0, 0x0, 0x0}, &(0x7f0000001000)=0xc) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ptrace$setregset(0x4205, r6, 0x203, &(0x7f0000001000)={&(0x7f0000013000-0x3a)="a066701ba13b9616457e889a80e86fd293c23059149ed815f505921e55ecaf1f5a0dc28cf2fcae94f0094f5ef2ddf8f6c41a327a77daf2cda13e", 0x3a}) lseek(r0, 0x0, 0x3) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/01/28 06:20:17 executing program 3: r0 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000000)={@ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0xff, 0xff], @multicast1=0xe0000001}, 0x7, 0x0, 0xff, 0x4, 0x800000, 0x280000000000000, 0x40bc082}, 0x20) socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = accept4(0xffffffffffffffff, &(0x7f0000001000-0x6)=@hci={0x0, 0x0, 0x0}, &(0x7f0000000000)=0x6, 0x80000) dup3(r0, r1, 0x0) socketpair(0x18, 0x0, 0x3, &(0x7f00009a0000)={0x0, 0x0}) 2018/01/28 06:20:17 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) seccomp(0x1, 0x0, &(0x7f0000000000)={0x1, &(0x7f000071d000-0x20)=[{0x2, 0x0, 0x0, 0x200}]}) r0 = openat$selinux_commit_pending_bools(0xffffffffffffff9c, &(0x7f0000be7000-0x1e)='/selinux/commit_pending_bools\x00', 0x1, 0x0) setsockopt$inet6_opts(r0, 0x29, 0x39, &(0x7f0000a03000)=@fragment={0x2c, 0x0, 0x22a, 0x0, 0x0, 0x0, 0x3}, 0x8) openat$selinux_mls(0xffffffffffffff9c, &(0x7f0000c31000-0xd)='/selinux/mls\x00', 0x0, 0x0) 2018/01/28 06:20:17 executing program 1: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = add_key$user(&(0x7f0000714000)='user\x00', &(0x7f0000773000-0x5)={0x73, 0x79, 0x7a, 0x2, 0x0}, &(0x7f0000000000)="f8112e769b56569bba8a6a360c747921f0ca429031a61cc1ed5593de5a6c223b86c2a1441cb9ada0b0db8d3ce8487866441cae4712e205c2c355f2058bd634bf0d7d0187db7a703e6474e66637f6de36b37f8449a9e4ee380b3f43e3b0739216bacad6af3c671f8d491820da0fe8334884053afc4955856eae075a12e8ed265a29bfdafa4ae3036b5fa48e6edde1a8b313a595d0941ab09411f92648dac1e78a9fd210d6ed56d16f6226db974604c43119e7a9e4d9", 0xb5, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) keyctl$get_security(0x11, r0, &(0x7f0000000000)=""/125, 0x7d) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$usbmon(&(0x7f0000002000-0xd)='/dev/usbmon#\x00', 0x2, 0x400000) ioctl$UFFDIO_COPY(r1, 0xc028aa03, &(0x7f0000001000-0x10)={&(0x7f0000ca3000/0x4000)=nil, 0x4000}) r2 = socket$inet_icmp_raw(0x2, 0x3, 0x1) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) finit_module(r2, &(0x7f0000001000)='user\x00', 0x2) r3 = fanotify_init(0x0, 0x8000) fcntl$getflags(r3, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r4 = socket$inet6(0xa, 0x1, 0x1004) setsockopt$inet6_int(r4, 0x29, 0x48, &(0x7f0000a7a000-0x4)=0x3fffffffffffff, 0x4) 2018/01/28 06:20:17 executing program 6: mmap(&(0x7f0000000000/0x1f000)=nil, 0x1f000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_mreqn(r0, 0x0, 0x4, &(0x7f0000007000-0xc)={@empty=0x0, @loopback=0x7f000001, 0xd5}, 0xc) r1 = dup2(r0, r0) recvfrom$inet6(r1, &(0x7f000001c000)=""/0, 0x0, 0x0, 0x0, 0x0) setsockopt$inet_opts(r0, 0x0, 0x6, &(0x7f0000017000-0x12)="97", 0x1) mmap(&(0x7f000001f000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) bind$inet(r1, &(0x7f000000d000)={0x2, 0x3, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000004000)="", 0x33f, 0x0, &(0x7f0000002000)={0x2, 0x3, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2018/01/28 06:20:17 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) [ 32.829418] Normal: 623*4kB (UME) 85*8kB (UME) 48*16kB (UM) 74*32kB (UME) 29*64kB (UME) 22*128kB (UME) 4*256kB (UME) 8*512kB (UM) 3*1024kB (UME) 5*2048kB (ME) 704*4096kB (M) = 2912996kB [ 32.848802] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 32.857374] 11818 total pagecache pages [ 32.861510] 0 pages in swap cache [ 32.864936] Swap cache stats: add 0, delete 0, find 0/0 [ 32.870267] Free swap = 0kB [ 32.873275] Total swap = 0kB [ 32.876268] 1965979 pages RAM [ 32.879341] 0 pages HighMem/MovableOnly [ 32.883744] 320509 pages reserved 2018/01/28 06:20:17 executing program 5: mmap(&(0x7f000053b000/0x2000)=nil, 0x2000, 0x0, 0x40000002871, 0xffffffffffffffff, 0x0) mremap(&(0x7f000053b000/0x1000)=nil, 0x1000, 0x4000, 0x3, &(0x7f00000cc000/0x4000)=nil) r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f000053c000)='/selinux/enforce\x00', 0x40, 0x0) madvise(&(0x7f00000cd000/0x3000)=nil, 0x3000, 0x4) ioctl$SNDRV_TIMER_IOCTL_INFO(r0, 0x80e85411, &(0x7f000053d000-0x1000)=""/4096) 2018/01/28 06:20:17 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe2(&(0x7f0000cad000-0x8)={0xffffffffffffffff, 0xffffffffffffffff}, 0x84000) fcntl$setstatus(r0, 0x4, 0x44c00) vmsplice(r1, &(0x7f0000379000)=[{&(0x7f0000698000)='#', 0x1}], 0x1, 0x0) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00004a5000-0x3)='lp\x00', 0x3) fanotify_mark(r0, 0x6a, 0x11, r1, &(0x7f0000d98000-0x2)='./file0\x00') readv(r0, &(0x7f0000dd1000)=[{&(0x7f0000fb6000-0xb0)=""/1, 0x1}], 0x1) ioctl$DRM_IOCTL_MODE_GETRESOURCES(r0, 0xc04064a0, &(0x7f0000f97000)={&(0x7f0000aae000-0x24)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000188000)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000683000-0x14)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000133000-0x8)=[0x0, 0x0], 0x9, 0x5, 0x5, 0x2, 0x0, 0x0, 0x0, 0x0}) 2018/01/28 06:20:17 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sg(&(0x7f0000838000-0x9)='/dev/sg#\x00', 0x5, 0x4201) ioctl$UFFDIO_ZEROPAGE(r0, 0xc020aa04, &(0x7f0000b14000-0x10)={&(0x7f000019c000/0x2000)=nil, 0x2000}) seccomp(0x1, 0x0, &(0x7f0000001000-0x10)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0xffffffffffffffff}]}) memfd_create(&(0x7f00002f6000-0x1)='\x00', 0x2) openat$hwrng(0xffffffffffffff9c, &(0x7f00006a6000-0xb)='/dev/hwrng\x00', 0x0, 0x0) syz_open_dev$mice(&(0x7f0000f35000)='/dev/input/mice\x00', 0x0, 0x8102) r1 = fcntl$dupfd(0xffffffffffffff9c, 0x406, 0xffffffffffffffff) r2 = getpgid(0x0) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000c37000)={{{@in6=@mcast2={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, @in=@broadcast=0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in=@empty=0x0, 0xffffffffffffffff, 0x0}, 0x0, @in6=@mcast1={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000933000-0x4)=0xe8) r4 = getgid() r5 = accept4$ax25(0xffffffffffffff9c, &(0x7f0000ea5000-0x10)={0x0, {""/7}, 0x0}, &(0x7f0000013000)=0x10, 0x80000) r6 = creat(&(0x7f00002c1000-0x8)='./file0\x00', 0x98) munlockall() r7 = socket$nl_generic(0x10, 0x3, 0x10) pipe2(&(0x7f00001bf000)={0x0, 0x0}, 0x800) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f000092b000)=0x0) getresuid(&(0x7f0000683000)=0x0, &(0x7f0000612000-0x4)=0x0, &(0x7f000078a000)=0x0) lstat(&(0x7f0000dde000-0x8)='./file0\x00', &(0x7f0000645000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r14 = getpgid(0x0) getresuid(&(0x7f0000553000)=0x0, &(0x7f0000208000)=0x0, &(0x7f0000952000)=0x0) getresgid(&(0x7f000011f000-0x4)=0x0, &(0x7f000039e000)=0x0, &(0x7f00008d1000-0x4)=0x0) sendmmsg$unix(r1, &(0x7f0000e8b000-0x188)=[{&(0x7f0000ebc000-0xa)=@file={0x0, './file0\x00'}, 0x0, &(0x7f0000483000-0x20)=[{&(0x7f00009d7000)="3c2565748ae3ef8fcf90ae56a1e6666c298a7fcb2ffdff10801a2d8de92c9dc0834360f693b5d08e240e6a376ff2d464182b58ac940d5a7908ca1137685a91f05bf25dce5233b6d6652a3538f1af16df548a7cb46c38cb5d69d853bd715c15fa33eed5c269ffc8351835", 0x0}, {&(0x7f0000aac000)="519c9af0c006ace1b29841026d435d9ba06a175fd8c8919a4e520824884745d13e6f1b41974b22cb1190d3de77d6d5e1b6b67aa82318b7d79fd78beb88fa33cb8c47132ade88143c181aac8bdf42c0", 0x0}], 0x0, &(0x7f00000e8000)=[@cred={0x0, 0x1, 0x2, r2, r3, r4}, @rights={0x0, 0x1, 0x1, [r5, r6, r7, r8]}, @cred={0x0, 0x1, 0x2, r10, r11, r13}, @cred={0x0, 0x1, 0x2, r14, r16, r18}], 0x0, 0x800}, {&(0x7f00008f8000)=@file={0x0, './file0\x00'}, 0x0, &(0x7f00006b1000)=[{&(0x7f0000050000)="8f5dc6e1ead57c3680bb556d3b5bce7f06067a015a4ddfe8bc11c722490b41e1379180af9bd3d4907008d621498dda9e8915d1f0492f23cb21239e7970e998e6ed910a05d80e68fde169f199f5e3a80683d1a55f1351ef5f3bef2c25af997effd42fda1f926e03ee850f66967535446cd1c1d54a2bacd27b9a0f5544bfe44e3d479883a9614ece5cd83582ad9aad5823d36d8bac8c71a175492588700e1b948cc5972749291c189f74700712be4e17ff14bbf3320409088db83b2966574dda7a48bdcb5e57affd1a6277acff72b4db0abb5ed2e6b934e0acc7bfcfc4c9e7afb89441f3c4d09e915fefbbb49c64fa21492421ccb65c10dd0cc0", 0x0}], 0x0, &(0x7f0000694000-0x98)=[@rights={0x0, 0x1, 0x1, [r8, r6, r7, r9, r8]}, @rights={0x0, 0x1, 0x1, []}, @rights={0x0, 0x1, 0x1, [r5, r7, r8]}, @rights={0x0, 0x1, 0x1, [r7, r6]}, @rights={0x0, 0x1, 0x1, [r9, r7, r9]}], 0x0, 0x8000}, {&(0x7f0000a53000-0xa)=@file={0x1, './file0\x00'}, 0x0, &(0x7f00007a0000)=[{&(0x7f00004b5000-0x77)="50f34ec48a533ae6e12f47de8108d3e096d440d6e399f14f2e397af0182439ceed74b3eb43e3657b11c9618d68d1e48fedadd013eb7b7e54c5ecdd580b058344e36074e3c26662aabb6fa8ace2e4a43104ac5dc33f30fe23020129f613ecbf2ed4043d591c173d45bf66a479eca0c9351b0237435c0220", 0x0}, {&(0x7f0000dd9000-0xe9)="cea545a9dd2d4064ab2935c586a69d3deed032eafc4c47ad97e581463a87929b2540b25a67aae2f8d76eb9b56f5b9d9be0af628c75da29cbf8ab481a72bb3fb19324f329b93a1071593bc5bb365f7132c0414ae5f73606be0bf6b729b96a19e87afb1f177a72cf95cf34013d8e69e22d0c1c2595099ed4d692c1ab8b408b1a185552c23ac934ba2a2e91b8e8c74f8b95301f78c180171ae5adf2b356cac82dcb1313d8b9a43d3db84d8a8a4512e18073e9c998e23e641227320f8a2aab48606298ac03225bb1bf99fae114cafb314a29ccdbce6f8f33f07dd1bca66a9fbee5f37a674e92537aba9b74", 0x0}, {&(0x7f0000767000)="c980776cbb45a5b3a242a0ae54dafa303e83c8125e381bd6b7cd0a3348155a83dba5c2d849b3e5bbf89fd4908c126120e5faba2e8a9af966aa2444e5f4fa15924df9f7276c8f4756a9b7a633", 0x0}], 0x10000255, 0x0, 0x0, 0x4080}, {&(0x7f0000f2b000)=@file={0x1, './file0\x00'}, 0x0, &(0x7f0000659000-0x50)=[{&(0x7f000023f000)="eb92a6767a27cd117177c15cd1711866834e0d79e7dcefec59ade4fc608f935480b05192f3236e8a84bfa9b2736909b3030c3d7b122f", 0x0}, {&(0x7f000023e000-0xa)="4215f8a0402defc68640", 0x0}, {&(0x7f0000a2d000-0x19)="3aaf3ce8c6027623e5620a40b7ce52b9521c4c4fbd26a939e8", 0x0}, {&(0x7f00004cc000)="58e50cb07544d4628c0b327538a2634c16d77930991c8ab6064b98b1442bc1be54bd43b8b79dd6b27e3feec75bfd22d3295e538dc4e2e5389f7271024f65e06e31e89708bdb277b56863022213b5c02f4b06523622d01f266d65885fe9a538be96a8225a4a8f0035bf4304892bbfdae75d3897a94846e71ef0297f0d28cb2baae9646ee7fd669926150ab4fb12ef776a6e643c3810738a30dc7dd309180ab87c7afbf2fae8ebbd9130e3654a59b80dbebf6ff3b7f35ea10be0a89e288e4a540390dcd3cf4949c3dc4eed72a385", 0x0}, {&(0x7f000080f000-0x75)="ab1eb22326be4bee0f37226417289b7c9b51be5c778d60f94781635fd774d5d845a5f4117f6d8f0c605e2a573241224e22504d8d4c8f8b66f43fbdba8ff6a22e78ce5b00855f7ca5618438736b980641050ae981e3d9429b7bb82905acd8d93a6a366c0e679fe0495201a014a16010e1abdd180af4", 0x0}], 0x0, &(0x7f0000ba5000)=[@rights={0x0, 0x1, 0x1, [r8, r8, r6, r8]}], 0x5d, 0x4}, {&(0x7f0000c00000-0xa)=@file={0x1, './file0\x00'}, 0x0, &(0x7f0000495000)=[{&(0x7f0000eab000-0xac)="4a5506f5416bb9aaf679e311d05d8ca75a9651409357548d7c0e712792402631476c5988e4b4b72396e162be9e38729bc68a75fe1eb215dd1f79e45206256993379de858b69d2ea2964ffbd99b5a3a947a02cbe6e1f080ca4618b926079901fb58665f38bbc3aec07012729eae6f6c3dc187a9ef1d03db201492d5d799d0a74a5d0c78608de776e84f4a8305173d82deb5a5ce3d9d227f8963ca427938a8159881815f0cc2db8fd49ce2261f", 0x0}, {&(0x7f00005ea000-0x4b)="1770aa6082b4f69868d4c512887753fd6e848b85435493b96e665bb22d2dfb9b3fb32dafdbab80bff2fffc2b8e0891ec664beacb483f34508981284868159950d5a2d19c0947768fef178a", 0xfffffffffffffeca}, {&(0x7f0000b1c000-0x1000)="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0x0}, {&(0x7f00001fb000-0xe6)="2c6c5d4bc44e75c2bf6d5a463c8d7c79c747202f327a82d2356cfbd2a330299037b2f77df7849a2076cd4cedac57a6e65bfdc77f6caf5cad47d047046e5907f701da7310536e608d77f9b42bb9ecca20ad8d07feb63dee060fb4d3e9de69a38018e41b3c9627ad57ab465a7bf68486bb39cdfe7e79c07185ef6bec38b5227f44512759c5566868e249d4ed6472ec306cfc2b1537a1e9ca861161cb4c9afadd0551219c93f30a149d047fbe68aca56bd98dc90e4d36443e12386df70c969dacc4aa68d38861d0788eeb338767d402299949bfe1d0fa727eb4dccd76d7746f2bc99f070a8b69a8", 0x0}], 0x0, &(0x7f0000f2a000-0xd0)=[@rights={0x0, 0x1, 0x1, [r7, r9]}, @rights={0xffffff39, 0x1, 0x1, [r9, r7, r5, r9, r9]}, @rights={0x0, 0x1, 0x1, [r5, r7]}, @cred={0x0, 0x1, 0x2, r10, r3, r17}, @cred={0x0, 0x1, 0x2, r14, r15, r17}, @rights={0x0, 0x1, 0x1, [r7]}, @cred={0x0, 0x1, 0x2, r10, r12, r17}], 0xfffffffffffffd69, 0x10}, {&(0x7f0000e6b000)=@abs={0x1, 0x0, 0x1}, 0x0, &(0x7f00002df000)=[{&(0x7f000075a000-0x89)="fbb9d4a52b8dd3115bc2ba600d8896b8d728dbc1039494a35fafb1b6eb08e394473603c27a56aad6882edeb83896c39b743969eea008e601332e8438c4c2ca1f6bcb3c6b454b75ae531f9d29713395b4342e226665fc9a4c479af2b9aee94b070c4024a3945fbfd8606e75be7f946e72cce42c4c19100b12bc4ccf6a50eb637ee8cb098c082aa2f6a6", 0x0}, {&(0x7f0000b7f000-0xba)="5e77107a2a15a156c89013dfa63da683fd00355002c602f778a3355b8912e6391012da66bf87eab6ebc6e866381efab1dc60e5d174b9d1a2d6ed9aeed767e2953270d50e05ec82ae5e9502e636c915284bed8207b7c467e9fb73ca4caf953211326b7a0f9a8d8055e7829fa81fa8af49ad42c46229d82dc0e924b01d3dbbbc5651646fca27148c1b4b0b10ee744dd8a94346df2692fff19ba35732988f1f8f88fb7963739ae927ad551ce2a9d43dbf52fc6973b8e3ae128ed56d", 0x0}, {&(0x7f00007a0000-0x7)="1c46c4ae93d491", 0x0}, {&(0x7f0000a69000-0x83)="1016a1a091e04a66c4503083abad13e78db48bef9d29a8d317ada9fcc3581ed72164eb6dfb3bdb3162915823447fb4586507fcaf0ee6bc536a5c81b98e2a2d72f5ac9eba041d59e1759d9455339606eb5415697022050ac1baaad314d670e32530da3be614ab8748f407f2aff34887e782e808e490e57f21d5d7e4bba5a9212df304c5", 0x0}, {&(0x7f0000f3f000)="fb8fe4408d9fc893fe4e679cca31bd19b5a74a14b55dfcb49e9d66ea0d3c0f58c6eb8c170ade10fa16bba288c75a5739bd0fa7d27e7ebe79ecc2bfce14a50dd713b3b4c3eb054c8623d07e0b1bca290ba9c5f9691d6396a1101a480a8d1c6c59", 0x0}], 0x0, &(0x7f0000735000)=[], 0x37f, 0x10}, {&(0x7f0000678000-0x8)=@abs={0x1, 0x0, 0x1}, 0x0, &(0x7f0000b13000)=[{&(0x7f0000a05000)="ad20ed4911e60e9ad8ae78c474fb97427cd753ff71162ff4c798026d", 0x0}], 0x0, &(0x7f000023d000-0x100)=[], 0x0, 0x0}], 0x258, 0x0) 2018/01/28 06:20:17 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000adb000-0x10)={0x1, &(0x7f0000acc000-0x8)=[{0x6, 0x0, 0x0, 0x6}]}, 0x10) r1 = dup2(r0, r0) getpeername$unix(r1, &(0x7f000092b000)=@file={0x0, ""/4096}, &(0x7f0000eff000)=0x1002) bind$inet6(r0, &(0x7f0000808000-0x1c)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}, 0x1c) sendto$inet6(r0, &(0x7f00002a1000-0x4ec)="", 0x0, 0x200408d4, &(0x7f000072e000)={0xa, 0x2, 0x0, @loopback={0x0, 0x1}, 0x0}, 0x1c) r2 = fcntl$dupfd(r0, 0x406, r0) ioctl$TIOCMBIC(r2, 0x5417, &(0x7f0000add000-0x4)=0x40) ioctl$FUSE_DEV_IOC_CLONE(r2, 0x8004e500, &(0x7f000046e000)=r2) r3 = socket(0x18, 0x0, 0x4) connect(r3, &(0x7f00007a8000)=@un=@file={0x0, './file0\x00'}, 0xa) [ 32.907298] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 32.934863] CPU: 1 PID: 5342 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 32.942398] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 2018/01/28 06:20:17 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000058000)={0xffffffffffffffff, 0xffffffffffffffff}) readv(r0, &(0x7f0000d53000-0x10)=[{&(0x7f00003c1000)=""/1, 0x1}], 0x1) shutdown(r0, 0x2) [ 32.951742] ffff8801cc247948 ffffffff81d943a9 1ffff10039848f2c ffff8801c9d18000 [ 32.959775] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801cc247a58 [ 32.967807] ffffffff81451b82 024000c2cc247998 0000000041b58ab3 ffffffff84195325 [ 32.975815] Call Trace: [ 32.978399] [] dump_stack+0xc1/0x128 [ 32.983764] [] warn_alloc+0x212/0x240 [ 32.989196] [] ? zone_watermark_ok_safe+0x280/0x280 [ 32.995842] [] ? avc_has_perm+0xb0/0x4f0 [ 33.001551] [] ? __vmalloc_node_range+0x3e0/0x5f0 2018/01/28 06:20:17 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f00006f7000)='gid_map\x00') getsockopt$inet_sctp6_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f00004d0000-0x4)=0x0, &(0x7f0000e42000)=0x4) r1 = socket(0x3, 0x1, 0x4) ioctl$sock_SIOCGSKNS(r1, 0x894c, &(0x7f0000118000)=0x1) connect$inet(r1, &(0x7f0000f75000)={0x2, 0xffffffffffffffff, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2018/01/28 06:20:17 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000027000)='./file0\x00', 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000fb4000)='./file0\x00', 0x0, 0x0) getdents(r0, &(0x7f0000cfb000-0x80e)=""/2062, 0x80e) ioctl$SNDRV_TIMER_IOCTL_INFO(r0, 0x80e85411, &(0x7f00005ff000)=""/105) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f000014b000-0x67)={0x0, 0x5f, "e28165f2b642a1c1794fe9336d0783166d27f1ccaaaab6e5aa190ebf1e2b1fdf008ecb8c9751d8c46a33444f2e804faf233d9c29a5265052a57e9f3572e7165577f4c11f99accfe7a254566fc06946ce2b1bcf9d062891066493778740ea3a"}, &(0x7f0000efd000)=0x67) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000039000)={r1, 0xe64f}, &(0x7f0000ea2000-0x4)=0x8) getdents64(r0, &(0x7f000076e000-0x43)=""/67, 0x43) 2018/01/28 06:20:17 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_avc_hash_stats(0xffffffffffffff9c, &(0x7f0000b80000)='/selinux/avc/hash_stats\x00', 0x0, 0x0) ioctl$TIOCMBIC(r0, 0x5417, &(0x7f000078d000-0x4)=0x81) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000e10000)='/dev/ptmx\x00', 0x20000, 0x0) pipe(&(0x7f0000a8b000-0x8)={0x0, 0x0}) r4 = dup2(0xffffffffffffff9c, 0xffffffffffffffff) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r3, 0x84, 0x72, &(0x7f0000ecc000)={0x0, 0x6, 0x0}, &(0x7f0000ae5000-0x4)=0xc) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r2, 0x84, 0x7c, &(0x7f0000dab000-0x8)={r5, 0x7fff, 0xffff}, 0x8) r6 = socket$nl_route(0x10, 0x3, 0x0) clock_gettime(0x0, &(0x7f00006a3000)={0x0, 0x0}) ioctl$BINDER_GET_NODE_DEBUG_INFO(r2, 0xc018620b, &(0x7f0000ea1000-0x18)={0x0, 0x0, 0x0, 0x0}) r10 = mmap$binder(&(0x7f0000af4000/0x4000)=nil, 0x4000, 0x1, 0x50, r4, 0x0) ioctl$BINDER_WRITE_READ(r3, 0xc0306201, &(0x7f0000700000-0x30)={0xb0, 0x0, &(0x7f0000cd8000)=[@acquire_done={0x40106309, r9, 0x0}, @reply={0x40406301, {0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x58, 0x20, &(0x7f0000ed4000-0x58)=[@ptr={0x70742a85, 0x1, &(0x7f0000315000-0x1)=0x0, 0x1, 0x4, 0x1f}, @flat={0x77682a85, 0xb, r10, 0x2}, @fd={0x66642a85, 0x0, r4, 0x0, 0x2}], &(0x7f000004e000-0x20)=[0x68, 0x20, 0x38, 0x0]}}, @reply={0x40406301, {0x3, 0x0, 0x4, 0x0, 0x10, 0x0, 0x0, 0x20, 0x18, &(0x7f000099c000-0x20)=[@fda={0x66646185, 0x1, 0x1, 0x2f}], &(0x7f0000da1000-0x18)=[0x20, 0x40, 0x38]}}, @register_looper={0x630b}, @request_death={0x400c630e, 0x1, 0x0}], 0x34, 0x0, &(0x7f00007c0000-0x34)="a493561e3a58059433396d68106d1c4f508794e3ca85b3033d672a05c075d8416058904c307b389aa3300d7277aa54790951d627"}) ppoll(&(0x7f000096e000)=[{r1, 0x400, 0x0}, {r3, 0x400, 0x0}, {r4, 0x202, 0x0}, {r6, 0x4, 0x0}], 0x4, &(0x7f00006ba000-0x10)={r7, r8+30000000}, &(0x7f0000df7000)={0x71}, 0x8) mq_getsetattr(0xffffffffffffffff, &(0x7f0000eb6000)={0x7fff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f00007a7000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) [ 33.008012] [] __vmalloc_node_range+0x3f5/0x5f0 [ 33.014313] [] ? check_preemption_disabled+0x3b/0x200 [ 33.021142] [] ? task_has_security+0x130/0x270 [ 33.027363] [] vmalloc+0x5b/0x70 [ 33.032369] [] ? sel_write_load+0x130/0xfd0 [ 33.038326] [] sel_write_load+0x130/0xfd0 [ 33.044115] [] ? get_futex_key+0x1050/0x1050 [ 33.050174] [] ? sel_read_bool+0x250/0x250 2018/01/28 06:20:17 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000a70000-0x8)='oom_adj\x00') r1 = accept4$llc(r0, &(0x7f0000c93000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote={[0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, [0x0, 0x0]}, &(0x7f000096a000-0x4)=0x10, 0xffffffffffffffff) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = socket$unix(0x1, 0x1, 0x0) bind$unix(r2, &(0x7f0000c46000-0xa)=@file={0x1, './file0\x00'}, 0xa) listen(r2, 0x0) connect(0xffffffffffffffff, &(0x7f000009f000)=@un=@file={0x1, './file0\x00'}, 0xa) syz_open_dev$usbmon(&(0x7f00000ff000)='/dev/usbmon#\x00', 0x8, 0x200001) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f000023d000-0xc)={0x0, 0x0, 0x0}, &(0x7f0000099000)=0xc) r4 = syz_open_procfs(r3, &(0x7f0000296000)='net/dev\x00') sendfile(0xffffffffffffffff, r4, &(0x7f000097d000)=0x0, 0xff) read(r0, &(0x7f0000463000)=""/0, 0x0) keyctl$set_reqkey_keyring(0xe, 0x6) 2018/01/28 06:20:17 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet_icmp_raw(0x2, 0x3, 0x1, &(0x7f0000001000)={0x0, 0x0}) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_group_source_req(r0, 0x0, 0x2f, &(0x7f0000001000)={0xfffffffffffffffa, {{0x2, 0x3, @dev={0xac, 0x14, 0x0, 0x13}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {{0x2, 0x2, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x118) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000001000-0xd)='net/fib_trie\x00') epoll_create1(0x80000) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r1, 0xc08c5334, &(0x7f0000001000-0x8c)={0x1f, 0x1, 0xff, 'queue1\x00', 0x306, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendto$inet(r1, &(0x7f0000001000-0xda)="e47b416e1625fad9d7235194191a3e9f4af76e661ccf3c72051da1c56bc5e2222799d0af30b28d9be3a7e389a4d8008061fbc9e0c25cc2799db54e0ac0922b726b33aaa2a5c27d6763c31cd12883891755973af55840b997a508dea1a46882cc5c7993b6806812d567a6a2531885b7257f181aea349cebca7862c3da783333492498e0507f3cc75b972237822beb08cd2d7cfcf85100553fd36115b5e797c2e06becaf3a19919044d1b80b6cc5be90b6b4321efbd1595b61468b65b43b3d7d72268ab31ae2c3893ec147d47d861f2735bdd61d8de8192fd312e3", 0xda, 0x4000000, &(0x7f0000477000-0x10)={0x2, 0x2, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$ipx(r1, 0x0, &(0x7f0000bcd000-0x4)=0x0) pause() r2 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(r2, 0x0, 0x2a, &(0x7f0000a94000+0x28c)={0x1, {{0x2, 0xffffffffffffffff, @multicast1=0xe0000014, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x90) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000a7b000)=@common='irlan0\x00', 0x10) [ 33.056053] [] ? do_futex+0x3f8/0x15c0 [ 33.061583] [] ? sel_read_bool+0x250/0x250 [ 33.067464] [] __vfs_write+0x103/0x680 [ 33.072974] [] ? do_iter_readv_writev+0x400/0x400 [ 33.079448] [] ? __might_sleep+0x95/0x1a0 [ 33.085238] [] ? __lock_is_held+0xa1/0xf0 [ 33.091028] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 33.097858] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 2018/01/28 06:20:17 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000fd6000-0x8)='./file0\x00', 0x0) r0 = eventfd(0x4) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000081c000-0x10)='/dev/sequencer2\x00', 0x410800, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_INFO(r1, 0xc08c5335, &(0x7f0000b0c000)={0x1000, 0x7fff, 0x10000, 'queue1\x00', 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000df1000)=0x0) fcntl$setownex(r0, 0xf, &(0x7f00002be000-0x8)={0x3, r2}) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000027000-0x8)='./file0\x00', &(0x7f000054d000)='ramfs\x00', 0x3, &(0x7f0000313000)="") chown(&(0x7f000040d000)='./file0\x00', 0x0, 0x0) 2018/01/28 06:20:17 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$tun(&(0x7f0000ead000-0xd)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000dca000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_ivalue=0xe02}) r1 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_mreq(r1, 0x0, 0x20, &(0x7f0000b39000)={@multicast2=0xe0000002, @remote={0xac, 0x14, 0x0, 0xbb}}, 0x8) ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f00007a5000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, &(0x7f0000a72000)=@ethtool_rxfh_indir={0x25, 0x0, []}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) [ 33.104419] [] ? __sb_start_write+0x14a/0x310 [ 33.110557] [] vfs_write+0x189/0x530 [ 33.115904] [] SyS_pwrite64+0x13f/0x170 [ 33.121499] [] ? SyS_pread64+0x170/0x170 [ 33.127181] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.133994] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 33.140556] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 33.151883] Mem-Info: [ 33.155167] active_anon:52896 inactive_anon:42 isolated_anon:0 [ 33.155167] active_file:3517 inactive_file:8251 isolated_file:0 [ 33.155167] unevictable:0 dirty:136 writeback:0 unstable:0 [ 33.155167] slab_reclaimable:5237 slab_unreclaimable:59720 [ 33.155167] mapped:23980 shmem:49 pagetables:636 bounce:0 [ 33.155167] free:1476637 free_pcp:345 free_cma:0 [ 33.189023] Node 0 active_anon:211580kB inactive_anon:168kB active_file:14068kB inactive_file:33004kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:95920kB dirty:544kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 71680kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 33.218495] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 33.247926] lowmem_reserve[]: 0 2908 6410 6410 [ 33.253132] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB [ 33.284165] lowmem_reserve[]: 0 0 3501 3501 [ 33.289108] Normal free:2912616kB min:36824kB low:46028kB high:55232kB active_anon:209420kB inactive_anon:168kB active_file:14068kB inactive_file:33004kB unevictable:0kB writepending:548kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:20972kB slab_unreclaimable:239088kB kernel_stack:5440kB pagetables:2452kB bounce:0kB free_pcp:936kB local_pcp:232kB free_cma:0kB [ 33.322883] lowmem_reserve[]: 0 0 0 0 [ 33.327246] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 33.342547] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 33.359754] Normal: 655*4kB (UM) 76*8kB (UM) 45*16kB (M) 58*32kB (UME) 27*64kB (UM) 21*128kB (UM) 5*256kB (UME) 8*512kB (UM) 3*1024kB (UME) 5*2048kB (ME) 704*4096kB (M) = 2912492kB [ 33.378707] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 33.387275] 11822 total pagecache pages [ 33.391368] 0 pages in swap cache [ 33.394795] Swap cache stats: add 0, delete 0, find 0/0 [ 33.400123] Free swap = 0kB [ 33.403132] Total swap = 0kB [ 33.406128] 1965979 pages RAM 2018/01/28 06:20:18 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socket$inet_tcp(0x2, 0x1, 0x0) setrlimit(0x7, &(0x7f0000bed000-0x10)={0x16, 0x88}) request_key(&(0x7f0000c48000-0x5)='user\x00', &(0x7f0000c6e000-0x5)={0x73, 0x79, 0x7a, 0x3, 0x0}, &(0x7f00009ba000-0x3)='(\\\x00', 0x0) lstat(&(0x7f00007d5000)='./file0\x00', &(0x7f000012e000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = getgid() r2 = getgid() setresgid(r0, r1, r2) r3 = creat(&(0x7f0000003000)='./file0\x00', 0xc5cacfecea9e3d82) getsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r3, 0x84, 0x8, &(0x7f0000982000-0x4)=0x0, &(0x7f000034b000)=0x4) pipe(&(0x7f00009db000-0x8)={0x0, 0x0}) inotify_init1(0x0) 2018/01/28 06:20:18 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndtimer(&(0x7f0000482000)='/dev/snd/timer\x00', 0x0, 0x4002) ioctl$SNDRV_TIMER_IOCTL_SELECT(r0, 0x40345410, &(0x7f0000ee6000)={{0xffffffffffffffff, 0x3, 0x5, 0x3, 0x5}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) ioctl$SNDRV_TIMER_IOCTL_SELECT(r0, 0x40345410, &(0x7f00007e6000-0x34)={{0x100000001, 0x0, 0x0, 0x0, 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) r1 = dup2(r0, r0) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r1, 0xc0bc5310, &(0x7f0000c77000-0xbc)={0x0, 0x0, ""/64, 0x0, ""/8, ""/32, 0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r0, 0x40505412, &(0x7f000001d000-0x50)={0x0, 0xb, 0x7, 0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) 2018/01/28 06:20:18 executing program 5: mmap(&(0x7f0000000000/0x2c000)=nil, 0x2c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_validatetrans(0xffffffffffffff9c, &(0x7f0000012000-0x17)='/selinux/validatetrans\x00', 0x1, 0x0) mmap(&(0x7f000002c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f000002c000)={0x0, 0x0}) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(0xffffffffffffffff, 0x84, 0x7c, &(0x7f0000006000)={0x0, 0x5, 0x0}, &(0x7f000001b000)=0x8) getsockopt$inet_sctp_SCTP_ASSOCINFO(r1, 0x84, 0x1, &(0x7f0000012000-0x14)={r2, 0x441aaa28, 0x2, 0x81, 0x200, 0x4}, &(0x7f000000c000)=0x14) write$selinux_validatetrans(r0, &(0x7f000002c000-0x55)={'system_\t:obPect_r:textrel_shlib_ts0', 0x20, 'system_u:object_r:device_t:s0', 0x20, 0x0, 0x0, 0x20, '/usr/sbin/ntpD\x00O'}, 0xfffffe47) 2018/01/28 06:20:18 executing program 1: mmap(&(0x7f0000000000/0x93f000)=nil, 0x93f000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_icmp(0x2, 0x2, 0x1) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000192000)='/proc/self/net/pfkey\x00', 0x8000, 0x0) mmap(&(0x7f000093f000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$EVIOCGSW(r1, 0x8040451b, &(0x7f0000940000-0x12)=""/18) r2 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f000024d000)={@common='lo\x00', &(0x7f000093e000)=@ethtool_eeprom={0xc, 0x0, 0x0, 0x0, ""}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) mmap(&(0x7f000093f000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f000093f000)={0x0, 0x401}, 0x8) r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000e2000-0xb)='/dev/hwrng\x00', 0x88800, 0x0) setsockopt$netrom_NETROM_IDLE(r3, 0x103, 0x7, &(0x7f0000805000-0x4)=0x5, 0x4) 2018/01/28 06:20:18 executing program 2: mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000001000-0xc)='/dev/rfkill\x00', 0x2, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$EVIOCSKEYCODE_V2(r0, 0x40284504, &(0x7f0000003000-0x28)={0x1, 0x1b, 0x80000000000, 0x8, "9d3e7ee389ed9e9b04a2ee82aee3c9b4bf6faafe279ba741da43f1b313ae7526"}) write$evdev(r0, &(0x7f0000ef8000-0x78)=[{{0x0, 0x0}, 0x0, 0x0, 0x0}], 0x18) getpid() 2018/01/28 06:20:18 executing program 7: mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$evdev(&(0x7f0000000000)='/dev/input/event#\x00', 0x0, 0x0) ioctl$EVIOCGKEYCODE(r0, 0x80084504, &(0x7f0000002000)=""/161) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$selinux_checkreqprot(0xffffffffffffff9c, &(0x7f0000003000)='/selinux/checkreqprot\x00', 0x0, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$selinux_mls(0xffffffffffffff9c, &(0x7f0000003000-0xd)='/selinux/mls\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000002000-0x1008)={0x0, 0x1000, "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"}, &(0x7f0000001000-0x4)=0x1008) setsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x22, &(0x7f0000003000-0x10)={0x7, 0x200, 0x6, 0x0, r3}, 0x10) setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000002000)=0x908, 0x4) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockname$packet(r2, &(0x7f0000005000-0x14)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @remote={[0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, [0x0, 0x0]}, &(0x7f0000001000)=0x14) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_mreqn(r2, 0x0, 0x20, &(0x7f0000005000-0xc)={@dev={0xac, 0x14, 0x0, 0xc}, @empty=0x0, r4}, 0xc) ioctl$TUNDETACHFILTER(r2, 0x401054d6, 0x0) r5 = socket$l2tp(0x18, 0x1, 0x1) setsockopt$l2tp_PPPOL2TP_SO_SENDSEQ(r5, 0x111, 0x3, 0x0, 0x4) r6 = syz_open_dev$usbmon(&(0x7f0000003000-0xd)='/dev/usbmon#\x00', 0x8, 0x20000) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_CONTROL(r6, 0x40086414, &(0x7f0000002000+0xe6)={0x3, 0x100000001}) 2018/01/28 06:20:18 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000ed7000-0xe8)={{{@in6=@loopback={0x0, 0x0}, @in=@broadcast=0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in6=@dev={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0}, 0x0, @in=@empty=0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000928000-0x4)=0xe8) r2 = openat$pktcdvd(0xffffffffffffff9c, &(0x7f000020d000)='/dev/pktcdvd/control\x00', 0xc0400, 0x0) sched_rr_get_interval(0x0, &(0x7f0000b3c000-0x10)={0x0, 0x0}) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TEMPO(r2, 0x402c5342, &(0x7f00001d8000)={0xffffffffffffffe0, 0x40000000000005, 0x2, {0x77359400, r3}, 0x8001, 0x401, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) setsockopt$inet6_group_source_req(r2, 0x29, 0x0, &(0x7f0000f60000)={0x1, {{0xa, 0x3, 0x3ff, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x5}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {{0xa, 0x3, 0x2, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0xff, 0xff], @loopback=0x7f000001}, 0x3}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x108) recvmmsg(r0, &(0x7f000087e000)=[{{&(0x7f00008a1000)=@ax25={0x0, {""/7}, 0x0}, 0x10, &(0x7f0000dab000)=[{&(0x7f00002be000)=""/206, 0xce}], 0x1, &(0x7f0000c96000)=""/84, 0x54, 0x5}, 0x8000}, {{0x0, 0x0, &(0x7f0000f44000-0x80)=[{&(0x7f0000f24000-0x8d)=""/141, 0x8d}, {&(0x7f00000a4000)=""/52, 0x34}, {&(0x7f00008ce000-0x43)=""/67, 0x43}, {&(0x7f0000ad2000)=""/146, 0x92}, {&(0x7f0000bb9000-0x2e)=""/46, 0x2e}, {&(0x7f0000843000)=""/194, 0xc2}, {&(0x7f00005c1000)=""/105, 0x69}, {&(0x7f0000a1d000-0xbc)=""/188, 0xbc}], 0x8, 0x0, 0x0, 0x5}, 0x1a}, {{&(0x7f0000e00000)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, [0x0, 0x0]}, 0x14, &(0x7f00002f6000)=[{&(0x7f0000a42000-0x61)=""/97, 0x61}, {&(0x7f0000291000-0x16)=""/22, 0x16}, {&(0x7f00003ba000-0xe0)=""/224, 0xe0}, {&(0x7f0000013000)=""/110, 0x6e}, {&(0x7f0000994000-0x7e)=""/126, 0x7e}], 0x5, &(0x7f00001a1000)=""/254, 0xfe, 0x5b}, 0x8}, {{&(0x7f0000f12000-0x6)=@hci={0x0, 0x0, 0x0}, 0x6, &(0x7f00006e2000-0x40)=[{&(0x7f0000836000-0x29)=""/41, 0x29}, {&(0x7f0000947000-0x16)=""/22, 0x16}, {&(0x7f0000ad2000-0x2c)=""/73, 0x49}, {&(0x7f0000bb0000-0xa4)=""/164, 0xa4}], 0x4, 0x0, 0x0, 0xffffffff}, 0x2}, {{&(0x7f00006ee000)=@in={0x0, 0xffffffffffffffff, @loopback=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, &(0x7f00002c1000-0x10)=[{&(0x7f0000beb000)=""/4096, 0x1000}], 0x1, &(0x7f000099d000-0xf)=""/15, 0xf, 0x6}, 0x100}], 0x5, 0x3, 0x0) stat(&(0x7f0000ce9000)='./file0\x00', &(0x7f0000a87000-0x44)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) sendmsg$nl_xfrm(r0, &(0x7f0000ee8000-0x38)={&(0x7f0000410000-0xc)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000bb1000)={&(0x7f0000832000)=@acquire={0x16c, 0x17, 0x200, 0x3, 0x3, {{@in6=@dev={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x1}, 0x3, 0xff}, @in6=@ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0xff, 0xff], @multicast1=0xe0000001}, {@in=@remote={0xac, 0x14, 0x0, 0xbb}, @in=@multicast1=0xe0000001, 0x2, 0x6d, 0x2, 0x0, 0x2, 0x20, 0xa0, 0x0, 0x0, r1}, {{@in6=@mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, @in6=@mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x3, 0xffff, 0x1, 0x1, 0xa, 0xa0, 0x20, 0x2, r4, r5}, {0x6, 0x8000, 0x2, 0x6, 0xfffffffffffffffc, 0x20, 0xffffffffad1ee3eb, 0x800}, {0x2c685a71, 0xdb, 0x4, 0x20}, 0x6a, 0xb, 0x2, 0x1, 0x3, 0x1}, 0x2, 0x4, 0x2, 0x1}, [@user_kmaddress={0x2c, 0x13, {@in=@rand_addr=0x3f, @in=@dev={0xac, 0x14, 0x0, 0xe}, 0x0, 0x2}}, @lastused={0x220, 0xf, 0x3ac}, @output_mark={0x8, 0x1d, 0x8001}]}, 0x16c}, 0x1, 0x0, 0x0, 0x0}, 0x0) 2018/01/28 06:20:18 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:18 executing program 2: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$sock_cred(0xffffffffffffff9c, 0x1, 0x11, &(0x7f0000007000)={0x0, 0x0, 0x0}, &(0x7f0000000000)=0xc) getpgrp(r0) r1 = socket$nl_generic(0x10, 0x3, 0x10) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) seccomp(0x1, 0x0, &(0x7f00001a3000-0x10)={0x2, &(0x7f0000022000)=[{0x4, 0x0, 0x0, 0xffffffffffffffe0}, {0x16, 0x0, 0x0, 0x0}]}) accept4$unix(r1, &(0x7f0000bfc000)=@file={0x0, ""/59}, &(0x7f0000d51000-0x4)=0x3d, 0x800) ioctl$sock_SIOCGPGRP(0xffffffffffffff9c, 0x8904, &(0x7f00008e8000-0x4)=0x0) [ 33.409199] 0 pages HighMem/MovableOnly [ 33.413172] 320509 pages reserved [ 33.429314] audit: type=1400 audit(1517120418.188:21): avc: denied { setgid } for pid=5389 comm="syz-executor6" capability=6 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 2018/01/28 06:20:18 executing program 3: mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000001000-0xc)='/dev/rfkill\x00', 0x2, 0x0) ioctl$KDSKBLED(r0, 0x4b65, 0x44) write$evdev(r0, &(0x7f0000ef8000-0x78)=[{{0x0, 0x0}, 0x0, 0x0, 0x0}], 0x18) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$TIOCGPGRP(r0, 0x540f, &(0x7f0000003000-0x4)=0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mq_notify(r0, &(0x7f0000003000-0x60)={0x0, 0x13, 0x0, @tid=r1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r0, 0xc08c5332, &(0x7f0000005000-0x8c)={0x3, 0x1000, 0x517, 'queue1\x00', 0x8, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) getsockopt$inet_sctp_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000003000)={0x0, 0x4}, &(0x7f0000003000-0x4)=0x8) socket$l2tp(0x18, 0x1, 0x1) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000001000-0x18)={0x0, 0x1, 0x10, 0xeaea, 0x3}, &(0x7f0000003000-0x4)=0x18) setsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000002000-0x14)={r2, 0x4, 0x2, 0x393, 0x4, 0x3ff}, 0x14) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) vmsplice(r0, &(0x7f0000003000)=[{&(0x7f0000001000)="dc89babdb2764336a96f30fbb9f0a07b010735dc84fea9992413b85105e58f9d85c409cd9c0426af5b286a6132a7ade6f6283d38e76b68611ee8d4c67af38d88f58ef0384eca", 0x46}, {&(0x7f0000001000)="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", 0x1000}, {&(0x7f0000002000)="", 0x0}], 0x3, 0x0) 2018/01/28 06:20:18 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f000003c000-0x8)={0x0, 0x0}) socketpair$unix(0x1, 0x7, 0x0, &(0x7f00002f6000-0x8)={0xffffffffffffffff, 0xffffffffffffffff}) bind$unix(r1, &(0x7f000055b000)=@file={0x1, './file0\x00'}, 0xa) connect$unix(r0, &(0x7f000036b000)=@file={0x1, './file0\x00'}, 0xa) 2018/01/28 06:20:18 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndseq(&(0x7f0000571000-0xd)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000cf1000-0xb0)={{0x80, 0x8}, 'port0\x00', 0xbf, 0x80003, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000c03000)={{0x20000000000080, 0x0}, "0a4ceaa05dad126e00000002a1569b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42d576589701a4", 0x77, 0x10000a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000007c000-0x10)='/dev/sequencer2\x00', 0x4041, 0x0) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(r1, 0x84, 0x6d, &(0x7f0000816000-0xbd)={0x0, 0xb5, "426b9e193e4cd002081bbd5b0dfbe3daf1275db0bdfa1fd98a4b12c7701cf7cd90b330ec9186292dc2398b5028b36550c0a0c3eb387c7b1c6dfcdd234c6893d6b62450714604bd8bb2620aa3750196894cf3d9762f587e890e443c05a1165002bce29cb7eebdf3d3181fd30269464fc941f4b5561b2150f34c307ca5c374d4428fa2f2f53c71f7553c0dd1b351ff2adbe12a1f74772a220788b24759dc17bf049036d0748692e944637f1e0e09d88b1b5f3e74999c"}, &(0x7f00007ac000-0x4)=0xbd) setsockopt$inet_sctp_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000399000)={r2, 0x2}, 0x8) setsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r1, 0x84, 0x6, &(0x7f0000cca000-0x8c)={r2, @in={{0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x8c) getsockopt$inet_sctp_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f0000cbc000)={r2, 0xfffffffffffffffd, 0x1, 0x2}, &(0x7f00009ef000)=0x10) 2018/01/28 06:20:18 executing program 1: mmap(&(0x7f0000001000/0xeef000)=nil, 0xeef000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000eec000)=0x7fe, 0xfffffffffffffd86) sendto$inet(r0, &(0x7f0000edf000)="", 0x0, 0x0, &(0x7f0000eea000-0x10)={0x2, 0x0, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_opts(r0, 0x0, 0x7, &(0x7f0000001000-0x1)="c2", 0xffffffffffffffee) setsockopt$inet_int(r0, 0x0, 0x6, &(0x7f0000eed000)=0x1000004, 0x4) setsockopt$inet_opts(r0, 0x0, 0xc, &(0x7f0000eec000-0x62)='-', 0x1) recvmsg(r0, &(0x7f000057a000-0x38)={0x0, 0x0, &(0x7f0000ef0000-0x30)=[], 0x0, &(0x7f00009fe000-0x51)=""/81, 0x51, 0x0}, 0x10040002106) 2018/01/28 06:20:18 executing program 4: r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:18 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f00008f7000-0x7)='mounts\x00') poll(&(0x7f0000857000-0x10)=[{r0, 0x0, 0x0}], 0x1, 0x9b) clock_gettime(0x100, &(0x7f000022f000-0x10)={0x0, 0x0}) ppoll(&(0x7f0000850000-0x10)=[{r0, 0x0, 0x0}], 0x1, &(0x7f0000038000)={0x0, 0x1c9c380}, &(0x7f0000aa4000)={0x0}, 0x8) mkdir(&(0x7f0000b09000-0x8)='./file0\x00', 0x0) mount(&(0x7f0000018000)='./file0\x00', &(0x7f000001c000)='./file0\x00', &(0x7f0000019000-0x6)='ramfs\x00', 0x0, &(0x7f000000a000)="") r1 = getpgrp(0xffffffffffffffff) sched_setparam(r1, &(0x7f0000648000-0x4)=0x0) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000cea000)={{{@in6=@mcast2={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, @in=@empty=0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in=@empty=0x0, 0xffffffffffffffff, 0x0}, 0x0, @in6=@loopback={0x0, 0x0}, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f00001b9000-0x4)=0xe8) ioctl$sock_inet6_SIOCDIFADDR(r0, 0x8936, &(0x7f00002a7000)={@loopback={0x0, 0x1}, 0x7, r2}) mount(&(0x7f0000034000-0xc)='./file0/bus\x00', &(0x7f0000010000-0x8)='./file0\x00', &(0x7f0000033000-0x5)='fuse\x00', 0x7ffbf, &(0x7f0000032000)="") [ 33.465736] audit: type=1400 audit(1517120418.228:22): avc: denied { validate_trans } for pid=5391 comm="syz-executor5" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:security_t:s0 tclass=security permissive=1 [ 33.478349] audit: type=1400 audit(1517120418.228:23): avc: denied { accept } for pid=5410 comm="syz-executor2" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 2018/01/28 06:20:18 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x802, 0x0) ioctl$sock_SIOCSIFBR(r0, 0x8941, &(0x7f0000b76000)=@get={0x1, &(0x7f00002db000)=""/83, 0x3ff}) write(r0, &(0x7f0000cda000-0x22)="220000001800070700be0000090007000a00001e0000000900f8ff0005000280ff45", 0x22) ioctl$PPPIOCSMRU(r0, 0x40047452, &(0x7f0000b14000)=0x0) 2018/01/28 06:20:18 executing program 6: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000e2b000)='/dev/sequencer2\x00', 0x10000, 0x0) poll(&(0x7f00002a4000-0x40)=[{r0, 0x0, 0x0}], 0x1, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000243000-0x8)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$lock(r1, 0x7, &(0x7f0000011000-0x20)={0x0, 0x0, 0x10000, 0x0, 0x0}) fcntl$lock(r1, 0x6, &(0x7f0000004000-0x20)={0x0, 0x0, 0x0, 0x2, 0x0}) fchmod(r0, 0x8) r2 = open(&(0x7f0000000000+0xf0c)='./file0\x00', 0x2000, 0x180) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) bind$inet(r2, &(0x7f0000001000)={0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2018/01/28 06:20:18 executing program 4: r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) [ 33.516763] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 33.516774] CPU: 1 PID: 5412 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 33.516779] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.516791] ffff8801c98ef948 ffffffff81d943a9 1ffff1003931df2c ffff8801cfb13000 [ 33.516800] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c98efa58 [ 33.516808] ffffffff81451b82 024000c2c98ef998 0000000041b58ab3 ffffffff84195325 [ 33.516810] Call Trace: [ 33.516823] [] dump_stack+0xc1/0x128 [ 33.516833] [] warn_alloc+0x212/0x240 [ 33.516843] [] ? zone_watermark_ok_safe+0x280/0x280 [ 33.516854] [] ? avc_has_perm+0xb0/0x4f0 [ 33.516862] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 33.516870] [] __vmalloc_node_range+0x3f5/0x5f0 [ 33.516880] [] ? check_preemption_disabled+0x3b/0x200 [ 33.516887] [] ? task_has_security+0x130/0x270 [ 33.516893] [] vmalloc+0x5b/0x70 [ 33.516899] [] ? sel_write_load+0x130/0xfd0 [ 33.516906] [] sel_write_load+0x130/0xfd0 [ 33.516913] [] ? get_futex_key+0x1050/0x1050 [ 33.516921] [] ? sel_read_bool+0x250/0x250 [ 33.516928] [] ? do_futex+0x3f8/0x15c0 [ 33.516936] [] ? sel_read_bool+0x250/0x250 [ 33.516943] [] __vfs_write+0x103/0x680 [ 33.516951] [] ? do_iter_readv_writev+0x400/0x400 [ 33.516958] [] ? __might_sleep+0x95/0x1a0 [ 33.516966] [] ? __lock_is_held+0xa1/0xf0 [ 33.516973] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 33.516981] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 33.516987] [] ? __sb_start_write+0x14a/0x310 [ 33.516994] [] vfs_write+0x189/0x530 [ 33.517002] [] SyS_pwrite64+0x13f/0x170 [ 33.517009] [] ? SyS_pread64+0x170/0x170 [ 33.517016] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 33.517024] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 33.517032] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 33.517036] Mem-Info: [ 33.517056] active_anon:54538 inactive_anon:42 isolated_anon:0 [ 33.517056] active_file:3517 inactive_file:8256 isolated_file:0 [ 33.517056] unevictable:0 dirty:140 writeback:0 unstable:0 [ 33.517056] slab_reclaimable:5243 slab_unreclaimable:59814 [ 33.517056] mapped:24058 shmem:49 pagetables:721 bounce:0 [ 33.517056] free:1474712 free_pcp:378 free_cma:0 [ 33.517073] Node 0 active_anon:218152kB inactive_anon:168kB active_file:14068kB inactive_file:33024kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96232kB dirty:560kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 69632kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 33.517089] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 33.517114] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 33.517138] Normal free:2902940kB min:36824kB low:46028kB high:55232kB active_anon:218152kB inactive_anon:168kB active_file:14068kB inactive_file:33024kB unevictable:0kB writepending:560kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:20972kB slab_unreclaimable:239256kB kernel_stack:5888kB pagetables:2884kB bounce:0kB free_pcp:752kB local_pcp:296kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 33.517186] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 457*4kB (UM) 71*8kB (UME) 46*16kB (ME) 39*32kB (UM) 28*64kB (UME) 21*128kB (UM) 5*256kB (UME) 8*512kB (UM) 3*1024kB (UME) 1*2048kB (E) 704*4096kB (M) = 2902940kB [ 33.517269] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 2018/01/28 06:20:18 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x1, 0x0) syz_extract_tcp_res$synack(&(0x7f0000443000)={0x0, 0x0}, 0x1, 0x0) mmap(&(0x7f000092d000/0x400000)=nil, 0x400000, 0xfffffffffffffffc, 0x8972, 0xffffffffffffffff, 0x0) bind$inet(r0, &(0x7f0000134000)={0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) r1 = userfaultfd(0x800) connect$inet(r0, &(0x7f00000e5000)={0x2, 0x3, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) ioctl$sock_inet_SIOCSIFNETMASK(r0, 0x891c, &(0x7f0000ae0000)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_flags=0x0}) connect$inet(r0, &(0x7f0000932000+0x2c4)={0x2, 0xffffffffffffffff, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f00006df000)="b68957a23c27abba7dfd5db4f5b24b52fc3da86d31eb5ad6ebc7ceadcce7705238e383567ea5b951ca17ca00f4fb23b7c561bd724f30ee5092b4e81bd7509a8c3bd2b1fc6d002c3f82567a689b8b32e3447f24b01d4d58fc86a210bc165c5be7792b5ef53019fa37eab00f94b85993943fb8641513cd7ddd393005391befe964d111f0473dfb19e3f895548d87d44b765d583650cbf7eb9ea7e0851d32bde6016429e643878f6c4501e70c2badf1226af164cbfade819b6078ef4d8880feda10f20c82a9c8658ea73b0df8e704d43004966bde29a363ed588393dd80cfad8e0bfc18d1596feef8e84d73", 0xea, 0x40, &(0x7f0000875000)={0x2, 0x2, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) ioctl$sock_SIOCDELDLCI(r0, 0x8981, &(0x7f00004bf000)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x8}) r2 = dup(r1) mq_timedsend(r2, &(0x7f0000861000-0x56)="bb4fd9e90cff300f1a2cc95f4a9a2af109e0deba1c6c3268dc7976ac0fdd38f8fb300efcc6fbf7fd1cc05443bafd4ed57f50cf8d7b6130c91432109111d4716c3298a288e38bc02ff9b0bd72b907758bfc25f4cca20a", 0x56, 0x9, &(0x7f00009f6000-0x10)={0x0, 0x0}) fstatfs(r0, &(0x7f0000bd4000)=""/176) 2018/01/28 06:20:18 executing program 4: r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:18 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000500000)='/dev/sequencer\x00', 0x20001, 0x0) clock_gettime(0x0, &(0x7f0000e73000)={0x0, 0x0}) pwritev(r0, &(0x7f00002e8000+0x3cc)=[{&(0x7f0000eac000-0x27b)="6e5b926aedfd7d867822a50474b52c996b1ccb8d73a76bc6580eb2d78973b2882bccfe35851025e21f0f5dbb73863a85096495ef04000000", 0x38}], 0x1, 0x0) r1 = fcntl$getown(r0, 0x9) capset(&(0x7f0000921000)={0x20071026, r1}, &(0x7f0000919000)={0x7, 0x7, 0x5, 0x4, 0x3, 0x4e80}) 2018/01/28 06:20:18 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f00006ec000)="8607006600", 0x5) r1 = openat$selinux_mls(0xffffffffffffff9c, &(0x7f0000a75000-0xd)='/selinux/mls\x00', 0x0, 0x0) clock_gettime(0x0, &(0x7f0000b70000-0x10)={0x0, 0x0}) write$sndseq(r1, &(0x7f0000dfe000)=[{0xd48, 0x0, 0x2, 0xffff, @time={0x0, 0x1c9c380}, {0x7, 0x10001}, {0xffffffff00000000, 0x1294e7b1}, @raw8={"8f620b7be9ccdcd2d4a82157"}}, {0x8, 0x8, 0x0, 0xef16, @tick=0x80000000, {0x1, 0x7}, {0x7fff, 0xfffffffffffffffb}, @note={0x3f, 0x200, 0x0, 0xe6, 0x8000}}, {0x7, 0xdfe, 0x749, 0x6ad6, @time={r2, r3+30000000}, {0x20000000000000, 0x7f}, {0x4, 0x5}, @addr={0x9, 0x6}}, {0x5, 0x8, 0x1f, 0x54e4, @tick=0x7, {0x9, 0x2}, {0x3, 0x8001}, @note={0x9, 0x5, 0xff, 0x100000001, 0xb8}}, {0x7f, 0x3, 0x3, 0x8, @tick=0x1ed1c940, {0xfffffffffffffffd, 0x2}, {0x7358, 0x4}, @quote={{0x26, 0x3}, 0xcce, &(0x7f0000f43000-0x30)={0x40, 0x3, 0x2b, 0x3, @tick=0x9, {0x3f, 0x80000000}, {0x4, 0x8}, @connect={{0x100, 0x34}, {0x7, 0x0}}}}}], 0xf0) 2018/01/28 06:20:18 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFBR(r0, 0x8940, &(0x7f00008ce000-0x18)=@generic={0xfffffffffffffff7, 0xff, 0x6}) ioctl$void(r0, 0xc0045c79) sendmsg(r0, &(0x7f0000d17000-0x38)={&(0x7f0000913000)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x0}, 0x1c, &(0x7f0000c88000)=[], 0x0, &(0x7f0000e22000-0x50)=[{0x18, 0x29, 0xb, 'Ee'}], 0x18, 0x0}, 0x0) 2018/01/28 06:20:18 executing program 0: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$rtc(0xffffffffffffff9c, &(0x7f0000001000-0x9)='/dev/rtc\x00', 0x200100, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f00008b5000-0xc)={0x0, 0x1000, 0x20}, &(0x7f0000c45000)=0xc) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000001000-0x8c)={r1, @in6={{0xa, 0x1, 0x16a7, @dev={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xf}, 0x8}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, &(0x7f0000001000-0x4)=0x8c) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept$ipx(r0, &(0x7f0000de8000)={0x0, 0x0, 0x0, ""/6, 0x0, 0x0}, &(0x7f0000e28000)=0x10) socket$inet6_udp(0xa, 0x2, 0x0) r2 = syz_open_dev$tun(&(0x7f0000fce000-0xd)='/dev/net/tun\x00', 0x0, 0x0) waitid(0x1, 0x0, 0x0, 0x40000008, &(0x7f00005ea000)={{0x0, 0x0}, {0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syncfs(r2) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000493000)={@generic="30609402000000000000067d08cebd5c", @ifru_mtu=0xcf1a}) ioctl$TUNSETQUEUE(r2, 0x400454d9, &(0x7f000053d000)={@generic="196dc1701ce8009a1da97f1bb45f38b7", @ifru_map={0xd6c, 0x0, 0x0, 0x0, 0x0, 0x0}}) close(r2) syslog(0x9, &(0x7f0000cbf000)=""/160, 0xa0) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000d7a000)='/dev/vga_arbiter\x00', 0x0, 0x0) openat$autofs(0xffffffffffffff9c, &(0x7f0000509000)='/dev/autofs\x00', 0xfffffffffffffffd, 0x0) ioctl$TCSETA(r0, 0x5406, &(0x7f000064c000)={0x5, 0x3, 0x5ca, 0x1d22, 0xc587, 0x401, 0x81, 0x30d3, 0x9, 0x5}) 2018/01/28 06:20:18 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept(0xffffffffffffff9c, &(0x7f0000c35000-0xc)=@nl=@proc={0x0, 0x0, 0xffffffffffffffff, 0x0}, &(0x7f00003fa000)=0xc) getsockopt$netrom_NETROM_T1(r0, 0x103, 0x1, &(0x7f0000575000-0x4)=0x0, &(0x7f0000258000-0x4)=0x4) mkdir(&(0x7f0000676000)='./file0\x00', 0x0) mount(&(0x7f0000dff000-0x8)='./file0\x00', &(0x7f0000dd9000-0x8)='./file0\x00', &(0x7f00001b8000)='sdcsrityfs\x00', 0x7, &(0x7f0000181000-0x90)="1c9deaba7f03cdfa0c93b0cd2fbdce0373de92c4db03e50fce046209691f13c4a3522daf5f84762c2334f5e638f5c8148d437ae3e9833ef3ccd2cc1109f0d7ea3407c6a5a3214b738638257dacdf350a74c5daad52909cd831bd72ba42b3631c7268f0dab9720d5bbe48a010fc27855898f611f59c0363a944739732ad446b5ccc311c73f146ded6b729030ec970d70e") pipe2(&(0x7f0000a30000-0x8)={0x0, 0x0}, 0x4800) setsockopt$packet_buf(r1, 0x107, 0x6, &(0x7f0000223000)="461828b1466a9e15752081fd5b89babc50153a5bcbe4d369be13d7aa97ae87cab7ad6c88885162f5ae7a5f89ad612e5ecb48632ce9ce2da531338ec24a07ee83c700761bf49160a692e5ef68de77b148354b2c61cba83e1d43a9175438e823a2fc82945afbc9af88b8942b710f224a57485c5c8ea11e5210ac200b3ee3be7f8a7ae16941041742230aadb93368ba4c9f04e1a7707535774cb7060d4195a32e89d780b5bb4ec6bbcd7ea55abc7b9aee778718ec200a2309509ac1", 0xba) fcntl$setstatus(r2, 0x4, 0x46000) creat(&(0x7f0000191000)='./file0\x00', 0x100) setxattr(&(0x7f000032e000-0x8)='./file0\x00', &(0x7f0000464000-0x11)=@random={'security.', '%cpuset\x00'}, &(0x7f00005e7000-0x10)='eth1,selinux+&-\x00', 0x10, 0x0) 2018/01/28 06:20:18 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000001000)='/dev/ptmx\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000e37000-0xc)='/dev/rfkill\x00', 0x82102, 0x0) ioctl$EVIOCGBITSND(r1, 0x80404532, &(0x7f000036a000-0x7c)=""/124) r2 = socket$nl_crypto(0x10, 0x3, 0x15) setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r2, 0x10e, 0x2, &(0x7f0000483000)=0x12, 0x4) r3 = openat$keychord(0xffffffffffffff9c, &(0x7f0000037000-0xe)='/dev/keychord\x00', 0x10000, 0x0) ioctl$TIOCLINUX2(r3, 0x541c, &(0x7f0000161000)={0x2, 0x8, 0x5, 0x8001, 0x7, 0x40}) ioctl$TCGETS(r0, 0x5401, &(0x7f00004fc000-0x24)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) 2018/01/28 06:20:18 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) [ 33.517271] 11822 total pagecache pages [ 33.517275] 0 pages in swap cache [ 33.517278] Swap cache stats: add 0, delete 0, find 0/0 [ 33.517280] Free swap = 0kB [ 33.517282] Total swap = 0kB [ 33.517284] 1965979 pages RAM [ 33.517287] 0 pages HighMem/MovableOnly [ 33.517289] 320509 pages reserved 2018/01/28 06:20:18 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:18 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) clock_gettime(0xd, &(0x7f0000fed000-0x10)={0x0, 0x0}) timerfd_settime(0xffffffffffffffff, 0x0, &(0x7f0000126000)={{r0, 0x0}, {0x0, 0x1c9c380}}, &(0x7f0000771000-0x20)={{0x0, 0x0}, {0x0, 0x0}}) r1 = accept4$inet(0xffffffffffffffff, &(0x7f0000e6b000)={0x0, 0xffffffffffffffff, @multicast1=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000e06000-0x4)=0x10, 0x80800) setsockopt$inet_MCAST_LEAVE_GROUP(r1, 0x0, 0x2d, &(0x7f0000bbb000-0x90)={0x7, {{0x2, 0x1, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x90) 2018/01/28 06:20:18 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:18 executing program 6: mmap(&(0x7f0000000000/0xef2000)=nil, 0xef2000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x8, &(0x7f0000eec000-0x4)=0x0, &(0x7f0000eea000-0x4)=0x4) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f00000be000-0x4)=0x0) ioprio_set$pid(0x3, r0, 0x0) mmap(&(0x7f0000ef2000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$mice(&(0x7f0000ef2000)='/dev/input/mice\x00', 0x0, 0x40080) mmap(&(0x7f0000ef2000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_netrom_SIOCGSTAMP(r1, 0x8906, &(0x7f0000ef3000-0x4)=0x0) 2018/01/28 06:20:18 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:18 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000b02000-0x15)='/proc/self/net/pfkey\x00', 0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f0000809000)='tls\x00', 0x4) ioctl$DRM_IOCTL_CONTROL(r0, 0x40086414, &(0x7f0000575000-0x8)={0x3, 0x4}) r1 = socket(0x1, 0x803, 0x6) getsockopt$inet6_mtu(r0, 0x29, 0x17, &(0x7f000067b000)=0x0, &(0x7f0000ec7000)=0x4) write(r1, &(0x7f0000879000)="220000001e0007ffe908000f090007000009000002ffa7001a00ffff050008800100", 0x22) 2018/01/28 06:20:18 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sg(&(0x7f0000417000-0x9)='/dev/sg#\x00', 0x0, 0x806) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000ca9000)={0x0, @in={{0x2, 0x0, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, &(0x7f0000914000-0x4)=0x8c) setsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000fc3000-0x8)={r1, 0xffffffffffffff00}, 0x8) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000115000-0x26)={{{@in=@empty=0x0, @in=@dev={0x0, 0x0, 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in6=@dev={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0}, 0x0, @in6=@mcast1={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000920000-0x4)=0xe8) stat(&(0x7f00007a3000)='./file0\x00', &(0x7f00008c1000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00005e4000)={{{@in6=@mcast1={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, @in6=@mcast2={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in6=@local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0}, 0x0, @in=@broadcast=0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000f0d000)=0xe8) setresuid(r2, r3, r4) write$evdev(r0, &(0x7f0000814000-0x30)=[], 0x0) [ 34.038518] capability: warning: `syz-executor1' uses deprecated v2 capabilities in a way that may be insecure [ 34.111389] audit: type=1400 audit(1517120418.878:24): avc: denied { setuid } for pid=5495 comm="syz-executor2" capability=7 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 2018/01/28 06:20:18 executing program 5: mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCADDRT(r0, 0x890b, &(0x7f0000020000)={0x0, {0x2, 0xffffffffffffffff, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0xffffffffffffffff, @dev={0xac, 0x14, 0xffffffffffffffff, 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0xffffffffffffffff, @rand_addr=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x114, 0x0, 0x0, 0x0, 0x0, &(0x7f0000020000)=@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, 0x0}) openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f000001d000-0x1d)='/selinux/avc/cache_threshold\x00', 0x2, 0x0) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000015000-0xb)='/dev/hwrng\x00', 0x101000, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_POOL(r1, 0xc058534b, &(0x7f0000013000-0x58)={0x9, 0x0, 0x4, 0x4, 0x20, 0x8, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) 2018/01/28 06:20:18 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000b7a000-0x8)={0xffffffffffffffff, 0xffffffffffffffff}) vmsplice(r0, &(0x7f00009e6000)=[{&(0x7f0000581000)="1e", 0x1}], 0x1, 0x0) close(r1) fallocate(r1, 0x1, 0x8, 0x2) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f0000605000-0x8)={0x0, 0x7}, &(0x7f0000633000)=0x8) getsockopt$inet_sctp6_SCTP_RTOINFO(r1, 0x84, 0x0, &(0x7f0000892000)={r2, 0xfffffffffffffff7, 0xa3, 0x6}, &(0x7f0000895000)=0x10) r3 = getuid() stat(&(0x7f000039d000)='./file0\x00', &(0x7f0000cbb000-0x44)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f00004cd000-0xe8)={{{@in6=@dev={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, @in6=@loopback={0x0, 0x0}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in6=@dev={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0}, 0x0, @in=@remote={0x0, 0x0, 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000287000)=0xe8) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f0000d8d000-0x4)=0x0) r7 = getpgrp(0xffffffffffffffff) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000820000-0xe8)={{{@in=@rand_addr=0x0, @in6=@dev={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in=@dev={0x0, 0x0, 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0}, 0x0, @in=@rand_addr=0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f00003d6000-0x4)=0xe8) r9 = getgid() r10 = gettid() r11 = getuid() stat(&(0x7f0000269000)='./file0\x00', &(0x7f00002e6000-0x44)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$TIOCGPGRP(r0, 0x540f, &(0x7f000076b000-0x4)=0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000d8c000)={0x0, 0x0, 0x0}, &(0x7f0000fc3000-0x4)=0xc) r15 = getegid() sendmsg$netlink(r0, &(0x7f0000c6a000-0x38)={&(0x7f00008e2000-0xc)=@proc={0x10, 0x0, 0x3, 0x400}, 0xc, &(0x7f0000fac000-0x40)=[{&(0x7f0000e09000-0x1224)={0x1224, 0x16, 0x2, 0x4, 0x3, "", [@nested={0x128, 0x8e, [@typed={0x90, 0x56, @binary="698a532d15401ebbf6a4c4e0cbd6c6cca75551a0562b1b3b3dc54eefab652cfd6b2fb16ace5662e66079cd38daae93f0d590e2b8d28b091f687af93d41a9f7edf6b9847974d41d17b0ee8b0694641d554760ed4966ab8bff71043b28f21b4a08f645b342c88234dd4043501c9f29880ba161c0990ded8939b63c428462207258a764cffe5b96e9"}, @typed={0x10, 0xa, @u64=0x2}, @typed={0x84, 0x21, @binary="9cb3fde809e05621ff6228d566925a8928c321d805013a1514f9d9e24a20b3f4555e2f1ba011328872f8c0daddb7a51335410bbb3495e347b93827799936325066a9d7a7ae24159d2b31afea48c9b07762f1e76a1fad0eceb3f7a89db09f34cb10299fd2b21ca780d57b2536bbf8c3518e1148c07b641f24c3"}]}, @generic="621aeb99c703d61cfb71430b0e4061b4beaea46b3cc1b06f439449a20bfa0bdcf5dd1b77c854d37f0275769534d8d008c08837619aa51d76c3aad2e5f0d67b0c574743014ebdf7cbce02c000c52057b6d8f25df152b27f69779fa7f06ea3657d8924a49f7c76f8ce50158e7f35f23365c77a2b6398fc8c8ede3883e79b15f5229f3a97a4cfbb73552735ea1ff412fdbea6a0c0e6401fa8960847a297d29061278876cb409f234e3eb64a7c66b705a7417b52136e3aa5acedb80124b3474e997fd9782870aef417b0455eb884510eaa44469f4091", @generic="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@typed={0xc, 0x2a, @ipv4=@multicast1=0xe0000001}, @typed={0xc, 0x3, @ipv4=@multicast1=0xe0000001}]}, 0x1224}, {&(0x7f00000fb000)={0x2498, 0x33, 0x1, 0x4, 0x2, "", [@nested={0x214c, 0x71, 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@generic="61ec21bc2db30ba1b81d634357ebdd529a0406f6c44e8e631f522b4f2130f957422a368d7f1f0b0ebf8c04def2ae33a2c88e8eb0451713b15b5f74e28893564add85d3bb52d2547239f637bee08920125f42368e0cc5a350070ed573dff0b102ec6d8821320ea153387bb7c9e405b1d379"]}]}, 0x2498}, {&(0x7f0000177000-0x34c)={0x34c, 0x23, 0x800, 0x6, 0x1, "", [@nested={0x114, 0x23, [@generic="03bb7f8c67ec50adfe", @generic="e2f3254616da3c84a362dbe6d4b36adc81822599603c2c51eb32bacb319da38427be0f1a2bb33385cb375a7b892cb608d978be423ee25156b50a6da65153310be45d81f23c4154142530b1d52655e86c7e5f94042912345880b31da18f5818c981296b271f251180c4992c3faa0f4464c2eaff0635698d8f53deecc0c83d6cd3796bfa3a30a81095947d80b649f6b8d01aea1dd6addbf210c7071a1123d95261fe6d30aa0ff0338013bf1e9d89cd4cd6d906f9bd05a8278c8a94bac547df717b99d21873b9a05dcae7a7f8014240d71ff93e8c8bc3b35327b2ad43e1f0600711fbabc57043aee1f9ff901cfe4cf0de", @typed={0x18, 0x94, @ipv6=@remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}}]}, @nested={0x198, 0x5, [@typed={0x8, 0x5e, @void=""}, @typed={0xc, 0x32, @uid=r4}, @typed={0xc, 0x3b, @uid=r5}, @generic="97e71171762f70fc6b49944bdf6f469b03fcaab385fe7f2be41080a1a24cd8f44dde8130ee235b3e8028eefad057a62963737003c8a4669483d3a746adee4563a491045f7ecdfd3d71cab96022bffa94dcf0caa59f7ca22faf5314de005d1b271ea9df53e36d78166c62e6450f7c3a8690f07c7b2452ed3f4f2e67944948b748c56600fdd5bef0bdf5c653a463c1acf687656192036f1b6e85e206dd8ab431cc4fefb0ed0cefee5af9130b3c6faa45a830b0a85053f7e3408e34c9f7abd5d74f9884cdd01d0a67b266550871cd28ac27b47b508b499cc137a383793cb42f91b487ced6b7081f17d2d17b36b82e207b421f8649716405", @generic="", @generic="1f1ab6fb5da9640199bf49c9afff4e151c18bbc4f50cf701536a55b713468619ef414b2d6fb76786350723188b213cd28cd507a426eb810658ad327569335c73c508b221b38f2978dc4162a9d36624fdfcb85cebb5f8c21043db4ff0", @generic="cd865371cfbb31d93723fe10a658c2876c5eb47bbdb676c1a9d50cd89f3592"]}, @typed={0x10, 0x59, @u64=0x9}, @generic="b8bcf6e72734781003d3d37740b92bee9dd7e839e14263407d1d32aded8cf11c61d516a591cf43ef284211eb79209869ea468b4f2ec8e232fdfd7e2a59f1a046365b558240909c9678f64969f023da6c06b3d3597520ad69f453708488284dfb57d7a1ef617272a4e8d5e7b2b4e587157f5c30b8", @typed={0xc, 0x3e, @pid=r6}]}, 0x34c}, {&(0x7f00004ae000)={0x1010, 0x2c, 0x0, 0x5, 0x1, "", [@generic="44e27193789527c7cbab07bdb90227cbd5d0384974595991cc6f9127036e0582e2835dd031279511051df266e19ceda6785b1b506814aef3d3c76a3940b4d8bb390ffdfe3dcdee74cc65e55e35a329f5b6d8632ab837a8c89b38a7b0cd304b58c8248d45beb0d20ceda1a3fd84a4a4d6c71bff6ae52c8bd909156251a1747e2af6a7fef9a834761f540b22bdae4f1d3c443040d574c1b9edeccf7c257f64908cfb503056078ab559d2ae7822d1179840cfadcba49d3a8855039775cb085aae19a1bfab1695056ca812cb8756df9ff7ae3001356156212ec26254d6e1d7a10edf9b20bcccdafd686d2a3760b855b053ccd201bf0a9bb8eaf64c5e07adbaee756ce27b51641062a5de615efdc8bca5d20059be1e26c20a49ae96a1620fddd0d4f8470c896769ef9c781715e0f62db8ba5b098ddf7cebe823f2bb691e8b252a669da5c770386923d9a3ffcac8bea3956beb01c028ed3f89fb5e2b34ec1a6658bbb416f2aaf0ffc0dbceb41d3eff5d00a6b48c2598534d71d2869b16197f3fe74d773cec19fc22411840d2cb25a62df065f8dc1574854d1a0331502d4246bbbff575fecc9c9f89ef7e6f64ae7851325804c61f6fb73affb004e6f9078fb631240c0df88ca4b2ccd2b29958d66aed0cc1869cb778a8e4f8d768ac2530fe34446c91130f0518daf326651deba466c25bf73978cae2ab0cfaa3df9a6a28b68a1146509a032d56424a2b54806f43a7709dddc9e173954eaad931100fd2b5ce8151e5f2ce5730600e88357cee976c8915c4c358e978a33d4127a6692b887c74ad086b56f1236853c01749b0b3294b19a64d2bb7d97c3baf26b69209e7167febac59006bb0ce7353a1826651c60933f2a51c8e2391854e3b1f4a5951a83e4545426d63828838e9f5c97ae383d7a38e7dfb1c2c8dc5d2573d8110d135eb073c05655b06ab9f07da14b2533b8ed097368c77e9e5b4ac4e62f755d632b71aa70b5e46827db1cceaacb476ead2bcf1879c05145ad5fad429f8f689df57acbcaebb280c628bec7d43b57251196ef6bcb748eeac8461a9d54350db8c9bac1452ec67c9e626eb8434c9fa39b296affcb249e34a88a2aa872047ced2f37cd3815818e50eafcb4cf66aa11eace3b046d923da5a0cae20489423d08c92b630b6f8df436d4e61b6d3a3f409346f173f8f139462e835c95d5c3828f2e372ef790140fd1130f9d395c2979954cda0bf885c706b451348a8522c00c56fed9916abcc15e7686b43cf76f0866a9e0fb6a50ee6d168bd1e3b72fa27be8c151865e1b29dd53e40c219a32682c9328c4390a6a5ea7535b6cffba8fbc6f1ad5f30c8533b4e99ba058350f3d0a59aca9ef952f615b2016c37e50abc4628323df282ff02e8bc595808a11c44fba84d37c042f419cbf8977e87d36255fcc784c893b83bbf6b1d9f47eafa8fa96b7ad7a7a2e0ef647b191b780065b9fc3e2bb1a4a4813439629b96f5bad8997bacaeb87fadeb819ec62f6cda2e82d21b7051e8ade34903a4bb18f2ff54d98e511bb15ba428e86685dc95d4e383aa2faa58ef4b6dd6b4406aba1f297dbc19724710aef63c554925bd1ace82af40b8a197b15ea30a2ea27879f1986b43201494998e45fa57f5cffb224c27bbac54f1810793ced9fe0edb51dd4b781159e531cb44de5019e2f469d97d2a6251fe8a596867cedd5b456e3c694639aed18bb4a27c54a86777c020b2d14aba8c15a3edf7286c81f4361f19da189c4f665a3fb17d28781fc9b06a27e84c7ae56b93fde6869c3871886e208efdc405ea00e49ebb8c39bd5ba8668ba3a76a8ffbfaed367d7771798f1f2625099935c5973334c3835fab3c79eff89c5159f81f0c1f8d1d92c0edf451a783e178a37561f572eb1a95568e34a65cce2b63559b1c13b2d5aa47428513b2c4879ef403750232f0e7c14b4d905696dd2415671067d71ab7d1736107a115f197ce3d0b283da2909c269a954e686ce3a8c94429da8628bfcabc469d2cc2b5e12268cbe488862bd94407fe1aa35237da36c2e2327ef2906d5f0c73421afb29a016790cc56758527e6b5f622f832dfe2a6576b0130efcf2a2a91a179efc4bce80a92ce7adbac97c17d0747d0e30c79e5d075ed42fcf7f278221cf185eecef229fde55c6838dc9fe18bba9d4bfff29c3bb3abbfa631fa469ef5f359b6eb63535844d55c5bc6bfba5dd95b4f3bacd6a411e29eac41f5c904b78999f6ca88e1cf165ac2dea1f515be0db657795bfae05e89c9ede43246cbc415a8cf073eef8ac8bfb2a2561e49f150739b2f9c0a4d6ecf18d8a6b2a7ee368f11b4e68e8260549ce824782c8969c49ca72b0ac8c4bfa834ec3aa177b298cc603d1fc76541d676ad9becb56ad8e2d7f4240b2c9101f2c7ddd673cc790b34a0d62c1ae278aa94a4dab2725a3999773e9adaf97ddc88db5610cd79652cf55ea247320011b9f1bd01adf5dce70a5538b88ed8b0eed3a2b3295da137b0022b6a8dc15a4d27dc86f8f385a6d36066db080adcb9f937bb54a2a30cd73b9c04a2f5c0af36169ba332e2867f7a017802937cd65dd18c1eaea3eea0bde9dfb0d76788db6b632f338a2eae33aeb355549039f37f8e0b2d3d951e9d0063bbb151654d26ccb414b6f625d1b5be676710abe6d41e872a7423e2bac0028b5083462b6c9094e2e100127e9773716507b11b3b075c4b4a900255011ec48d241c3bd7ae4d3218ebb55e9ffce3e4d39eed4f6468b8f1f9feebb75bd170cabac9c10368cf7ba032a4a92f4165c1152a53f30a1efdbbb94294c4053a86f72d839a1e3894b3b0ba9fe4a0464810a3ed02eca53a4a6d45df7928cb40f469bb0ee833dfd8827129980d9b348b847558b67ede876fc7b46e5aa3cd4b659abd1976cc2c71291301939eca2111a2bab07bdd04653d1e4ecc585b188ae895fc0cce9b75c26915d17c7943833c0088733d888e689b98b87c9e2ba30410ace86a67047d3b28297f3942a78d21e5e7a0282eb373ed9f3a61a11dc9ae29b6ae4fdf544225d451ea1b12d05228ce552620678da9963355e3a568a28723504f40ca6b61aa445a1576fa4fb78cfd255002199c5bcba7a64c3a66fea6403247d6e97bb60958ded52228b73d58aaffcdce14848663006045837983b5beedb5a18318345eed601e83f96ccba0d195a9ffc1a688ebb9196772107232b0b14d1a8f2c9bcb4110e5638537d8dfdbb21feeabd965eb1869bb817585dfbc9dfd4a1c6ff1cf4fa825874b7e5cb4fb3c30cfa30b89f956480367ae2b96eee3835c9b0acd54fc0b10874947232522b6737bb1b70d6fccf8a7a60e7bad13b835fcdbd1a20c0204b17746e03bb7c63cc0688ec99630d57aea0036fe0d70b0defcef902daf97feafe0e7d3736626ea7675fda5b0cf6ed8fcc4db729724ac43cbfb932573ceff2c26b23f16218846e14fb366300a000ecba27ffde5805877f8c8dc4eefe1707ca36b2f57216a68b80a07fbc863f376ff0bfb9071ebeb0e9d3c993963142cc986f8323877313312eba606cfaf125f72a892932ab2f650d1738baa8806b83de0e48fd3fb99fa7d968b9e5c59d0fdf365f6348b2bc83505b8f272773d4894b419ed9780b1cc9924765b4699387c099d7cc1092100a5793ab1af7156d3e8e7fa0237cf8f23ed4f30eb3839df73a734172aff6d9b442bb4644c33c86f6d13c94b3adfd8b0c16262a4e6bf7cec4aa72673df4d309d8936cffd5f1a4f360484d6d97d637c3b05a719bdba29e1d9e1fe832ee7d0a9915a9153a087db6408b5424600c94a576ef8c19a0e0ce71569ad680c78f70affb4a9efc7a49a23ef99cc5191e31e20aba41cd70262bb709178022ef66d13665453834e1aa547f7e26ba90982021d3dad4bcaf4b401bf608757bc19b54cfb2ebd18a9c610d76678cf4b6f722645bfc1e96cfe9c6d3aaaf6fa75fa3f83a55330e6a96047559223d2c6054b0021303b3cefa031351113daeb1b39a485f39481d7f21c1724ccf96a09c4ca4ef769cf4effd94d7ffe1597ceab1c3d07b58e81e9d3ee587aecf6a6b30bba6c8034e44e96578b38ec551117f9740ca83b2f33a7f70445b3c92b1de42a7c8f298a37f142e3d10c8045bebe1b7babdf3a62454479d5076cd283190ec7d95108d55d3e998dec4cdcb4a1e1eaaad3acfe1a7c21040d0e391740169ed015bb10af5b568939ae75090fb12be0d0035c5060a0024b1b2813e39b95b443d50fd37c4f9e67924ca5f51206354b56c170dc326e68594eba4160f62a62273d8bd8be032c72eae18d844c27557f57bfe7a91e47b882a1af8c36447b64595ae41cb5b2a3cfc6c4da20f422069c15f091b1ce4a2ddab1cdaf03983f473880121d102fa10784549cc8b2cd1b7a1a3a934857dfe5000094795146ec77d1930400764ee70b4a459443bff37f7679a7e9f2656a8d225158144d8e284a44cae2b701215aca0a7bfb49f0dfe34d958e94f770624f943f7115c7a583c56e03fcf21d25cee96fbaed02b3235a3f46b1a48690bfc259f9f013208c7c9145c48d59e810e0664636de9c0c6b3e457c3eecd6e9d8a27943c6d5280cea028cfd18ebb59698e7ebee2f2dab866534e924989b902ea14cde019f39c546318ceab13476aea360d6af07494c303b13aaaf4f839bc8552333c14b88cfd36cd9eaf75a748f4bdbff6f2f5471dcfde174d433829a56f02f81306d56d836441bc1e5bb47446a866a1f641b36f9b63c9983bb5fb120c5dc92f374d62edf80386f306e4215bdebd892b3f0b41fbe58a44b70069fa6f6ae513e91906da0f9edf5c04fd3c76556a06d23082148078e6ff85693246ece6387347b13ec123525b525a5afdff464651587aaac1c4d5ba99e043b54bf0f53146ddd4a720b3b56b81ac72a0a68b1ec291aa00cf17da6691cf5ba7fb0c150efdc1c0892c475f17e4faaeb44479a61fd7333229aa2f3c06d7e3364418711f3cfe0e9f835ec47a60759cafcd5f8ba7962f9900862a1ca5b95eaf0329aa3602668ad7143535542b149daf64a5ab744aeac5dbca3086bb203e6f6a96f2eb3532495cf8d9efcf7d03f22b0d23dadf3cfef6ba68df295d3d5157d3a4485d2735432614c5660bba576258c032c1494e2c275911216f04eba30f0beecd2bcbb5a11ebd651d53147ea63d86d3e060126fd2f92d5eb7212ba9985ad23539dadcc8519f4cb975d4c8323a9e31651bc4aaa244227f6fdbabfb49d310c31e63d397a327892b18fef2fb24de4742d30a9aea8a4b605fbcae5f0d14ae85a2251f2606b6dca5c216292c289ff66d8339b6e5ddecd4ef99b24a6fecf93f5d0cb88bba63535177daf82f1d81a1b053354acef592be71ae761c3edec056bab3115c246dda00942f9b014ae26992264144595fe10cf1744b5eaf5f7596433cb98e8286702b588fcc0dd8934967bbad505cabc2eb6492130503d81851437e4e3ce5e405c58a2d2dce477f746bca3e2a1d6b4a6ff9ab76f5e1566d7eaf9d192447d7ed84367384f9211f92cda6c13728b8c797eb03f9696417c50659da120a709c85a3a2bf7860b20b22d3ceb9193faf6dc8559a7a96fb2406149261db76be73ed0dccc8e45ce6573f358bcda4da329636febc21eac79e8848e409d5871d3a2f2043275e4f51ebf445d0caa2c149261b899440057c2a03f353fa2d1cfb5cabb476e669383b4f0f32c1d6d12692212bba62b0670be515605298be2c50aac84366860dce2b12aadeaf67dfbcfa1286e10a6f1e9209960d818cb2f12dab4ab2806c8dd214b406dd180682492070e9a2dda2539d89313ab4a4feaea3410a"]}, 0x1010}], 0x4, &(0x7f0000f5f000)=[@rights={0x28, 0x1, 0x1, [r0, r1, r0, r0, r0, r1]}, @rights={0x20, 0x1, 0x1, [r1, r1, r0]}, @cred={0x20, 0x1, 0x2, r7, r8, r9}, @cred={0x20, 0x1, 0x2, r10, r11, r12}, @cred={0x20, 0x1, 0x2, r13, r14, r15}, @rights={0x30, 0x1, 0x1, [r0, r0, r1, r0, r1, r0, r1]}, @rights={0x18, 0x1, 0x1, [r0]}], 0xf0, 0x4040}, 0x0) 2018/01/28 06:20:18 executing program 6: mmap(&(0x7f0000000000/0xb6f000)=nil, 0xb6f000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000004000)={&(0x7f0000004000-0xc)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000b6f000-0x10)={&(0x7f0000b6d000)=@newsa={0xf0, 0x10, 0x0, 0x0, 0x0, {{@in6=@remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0xbb}, @in=@remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {@in6=@ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0xff, 0xff], @loopback=0x7f000001}, 0xffffffffffffffff, 0x0}, @in=@multicast2=0xe0000002, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0}, 0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, []}, 0xf0}, 0x1, 0x0, 0x0, 0x0}, 0x0) mmap(&(0x7f0000b6f000/0x1000)=nil, 0x1000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_context(0xffffffffffffff9c, &(0x7f0000001000-0x11)='/selinux/context\x00', 0x2, 0x0) mmap(&(0x7f0000b6f000/0x1000)=nil, 0x1000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x8000)=nil, 0x8000, 0x3, 0x10, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$binder(&(0x7f0000005000)='/dev/binder#\x00', 0x0, 0x0) close(r1) r2 = syz_open_dev$binder(&(0x7f0000009000-0xd)='/dev/binder#\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x20011, r2, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r2, 0x40046207, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0106426, &(0x7f0000acc000)={0x4, &(0x7f0000a6d000)=[{0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}]}) ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, &(0x7f00008d0000-0x10)={r3, &(0x7f000090a000)=""/169}) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000009000-0x30)={0x4, 0x0, &(0x7f0000004000-0x18)=[@register_looper={0x630b}], 0x48, 0x0, &(0x7f0000009000)="d8fc1d016de371f1d99e3b4d488546c2bbb067efde7b55e9d1008602c19fe0b0078ade697201170fdbcc34816df860d3f87023a9d8567fa3297aac9d65b25106fc55ed85da8cb6f3"}) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000007000)={0x4, 0x0, &(0x7f0000006000-0x2c)=[@acquire_done={0x40486311, 0x0, 0x0}], 0x0, 0x0, &(0x7f0000002000)=""}) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f000000b000-0x30)={0x44, 0x0, &(0x7f000000a000-0x7c)=[@reply={0x40406301, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x18, 0x8, &(0x7f0000005000-0x68)=[@fd={0x73622a85, 0x0, 0xffffffffffffffff, 0x0, 0x0}], &(0x7f000000a000)=[0x0]}}], 0x0, 0x0, &(0x7f0000004000-0x4d)=""}) ioctl$BINDER_THREAD_EXIT(r2, 0x40046208, 0x0) ioctl$BINDER_WRITE_READ(r2, 0xc0306201, &(0x7f0000006000-0x30)={0x8, 0x0, &(0x7f000000b000-0x108)=[@increfs={0x40046304, 0x1}], 0x0, 0x0, &(0x7f0000000000)=""}) 2018/01/28 06:20:18 executing program 0: mmap(&(0x7f0000000000/0x93d000)=nil, 0x93d000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000001000-0x28)={@generic="094e16e24effde0e50c8b9454ad76c78", &(0x7f0000074000-0x14)=@ethtool_wolinfo={0x6, 0x0, 0x401, "37601badc886"}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) 2018/01/28 06:20:18 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x2, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0xffffffffffffff84) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f00006dc000)=[{0x6, 0x0, 0x0, 0xa1}]}, 0x10) sendto$inet(r0, &(0x7f0000fd0000)="", 0x0, 0x200007ff, &(0x7f0000deb000-0x10)={0x2, 0x3, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendmmsg(r0, &(0x7f000056a000-0x78)=[{{&(0x7f00001fb000)=@hci={0x1f, 0x0, 0x0}, 0x6, &(0x7f00006d5000-0x10)=[{&(0x7f0000025000)="fbe07f9ff6f3438a6c9d808bd8ba3c97e653b23099160770663454570d5c7da8e56a72c339b5f6d42ec5258cd655a114540b93f496c4bb16079034dc9a2594e41b833cb82eed207fc521b62af2e8b95a2b8b54674d04eed2f6a6ed66d7a708f129372d540ed348ea8c8307d0e836e03ffeda0c0a6be3e46736f2411c3e3059d71e96", 0x82}], 0x1, &(0x7f0000bb9000-0x58)=[], 0x0, 0x3c}, 0x0}], 0x1, 0x0) 2018/01/28 06:20:18 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:18 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000500000-0x10)={0x1, &(0x7f00006dc000)=[{0x6, 0x0, 0x0, 0xa1}]}, 0x10) sendto$inet(r0, &(0x7f0000fd0000)="", 0x0, 0x200007ff, &(0x7f0000deb000-0x10)={0x2, 0x3, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f00004c4000-0x1000)="24d13d9a803e68e77b5a00cde775943795680a2091fef97f28548239585552171940b6edb5bc0c952e5483ce0ff180d9c002b807c8f9dce8813c2388c3e9a2fafaeb0d240e4362cf393dbb54cd2b68c1db528655aa2c951fac98aeeb0126b904aa7ab031e67e3dd4202468ae51e024f40d892e738ed3c71d0d7cc6ba79bbb6318b26", 0x82, 0x0, &(0x7f0000fb1000)={0x2, 0xffffffffffffffff, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000486000)='>', 0x1, 0x0, &(0x7f0000ee2000-0x10)={0x2, 0xffffffffffffffff, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) r1 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r1, &(0x7f0000000000)={0x2, 0x0, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f000094f000-0x4)=0x0, 0x1000000d8) connect$inet(r1, &(0x7f0000948000)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r1, &(0x7f000094b000)="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", 0x241, 0x91, &(0x7f0000940000)={0x2, 0xffffffffffffffff, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) r2 = creat(&(0x7f0000a7c000)='./file0\x00', 0x155) getpeername$ax25(r2, &(0x7f0000271000)={0x0, {""/7}, 0x0}, &(0x7f00008c2000-0x4)=0x10) sendto$inet(r0, &(0x7f00002ab000)='\'', 0x1, 0x0, &(0x7f0000f55000)={0x2, 0xffffffffffffffff, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2018/01/28 06:20:18 executing program 7: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) ppoll(&(0x7f0000012000)=[], 0x0, &(0x7f0000013000)={0x0, 0x0}, &(0x7f0000011000)={0x0}, 0x8) r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000011000)='/selinux/enforce\x00', 0x2, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) openat$autofs(0xffffffffffffff9c, &(0x7f0000001000)='/dev/autofs\x00', 0x10000, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f0000013000-0x14)={0x4, [0x0, 0x0, 0x0, 0x0]}, &(0x7f0000002000-0x4)=0x14) ioctl$UFFDIO_ZEROPAGE(r0, 0xc020aa04, &(0x7f0000000000)={&(0x7f0000627000/0x4000)=nil, 0x4000}) 2018/01/28 06:20:18 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:18 executing program 0: clone(0x0, &(0x7f0000aad000)="", &(0x7f0000d21000-0x4)=0x0, &(0x7f00004e5000)=0x0, &(0x7f00000fb000-0x71)="") mprotect(&(0x7f0000bff000/0x4000)=nil, 0x4000, 0x4) syslog(0x0, &(0x7f0000600000)=""/80, 0x53f7b0bd23a74495) [ 34.212461] binder: 5512:5519 ERROR: BC_REGISTER_LOOPER called without request [ 34.241042] binder: unexpected work type, 4, not freed [ 34.248457] binder: undelivered TRANSACTION_COMPLETE [ 34.254036] binder: invalid inc weak node for 26 [ 34.258784] binder: 5512:5519 IncRefs 0 refcount change on invalid ref 1 ret -22 [ 34.272028] binder: undelivered TRANSACTION_COMPLETE [ 34.277194] binder: undelivered transaction 25, process died. [ 34.286124] binder: 5512:5533 ERROR: BC_REGISTER_LOOPER called without request [ 34.294650] binder: 5512:5533 got reply transaction with no transaction stack [ 34.294662] binder_alloc: 5512: binder_alloc_buf, no vma 2018/01/28 06:20:19 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000fe2000)={@remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0xbb}, 0x80000000, 0x0, 0x20000000002, 0x1, 0x0, 0x0, 0x0}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000012000-0x20)={@loopback={0x0, 0x1}, 0x0, 0x0, 0x2, 0x1, 0x0, 0x0, 0x0}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000fe6000)={@local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0xaa}, 0x8080000000, 0x2, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0}, 0x20) 2018/01/28 06:20:19 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(0xffffffffffffffff, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:19 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = epoll_create1(0x0) r1 = epoll_create1(0x80000) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000304000)={0x0, 0x0}) epoll_ctl$EPOLL_CTL_MOD(r1, 0x3, r0, &(0x7f0000321000)={0x0, 0x0}) modify_ldt$read_default(0x2, &(0x7f0000ac3000-0x1b)=""/27, 0x1b) 2018/01/28 06:20:19 executing program 7: mmap(&(0x7f0000000000/0x15000)=nil, 0x15000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = dup3(0xffffffffffffff9c, 0xffffffffffffff9c, 0x80000) mmap(&(0x7f0000015000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000016000-0x4)=0x0, 0x4) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r1, &(0x7f0000014000-0x38)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f000000d000+0x379)={&(0x7f0000013000-0x1d0)={0x14, 0x16, 0x401, 0xffffffffffffffff, 0xffffffffffffffff, {0x0, 0x0, 0x0}, []}, 0x14}, 0x1, 0x0, 0x0, 0x0}, 0x0) 2018/01/28 06:20:19 executing program 0: r0 = gettid() rt_sigprocmask(0x0, &(0x7f000002b000)={0xfffffffffffffffe}, 0x0, 0x8) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet_sctp(0x2, 0x1, 0x84, &(0x7f0000001000)={0x0, 0x0}) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_HMAC_IDENT(r1, 0x84, 0x16, &(0x7f0000002000-0xc)={0x4, [0x8, 0x3, 0x8, 0x400]}, 0xc) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) openat$selinux_validatetrans(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/validatetrans\x00', 0x1, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$selinux_mls(0xffffffffffffff9c, &(0x7f00005f5000)='/selinux/mls\x00', 0x0, 0x0) fcntl$setownex(r2, 0xf, &(0x7f0000134000-0x8)={0x0, r0}) timer_create(0x0, &(0x7f000026f000)={0x0, 0x2e, 0x4, @tid=r0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000044000)=0x0) timer_settime(0x0, 0x0, &(0x7f0000041000-0x20)={{0x0, 0x0}, {0x0, 0x9}}, &(0x7f0000040000)={{0x0, 0x0}, {0x0, 0x0}}) timer_delete(r3) 2018/01/28 06:20:19 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_int(r0, 0x107, 0x8, &(0x7f0000fed000-0x4)=0x4, 0x4) syz_emit_ethernet(0x2e, &(0x7f0000a7e000)={@link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x0}, @remote={[0xaa, 0xaa, 0xaa, 0xaa], 0xffffffffffffffff, 0xbb}, [{[], {0x8100, 0x0, 0x0, 0x0}}], {@ipv4={0x800, {{0x5, 0x4, 0x0, 0x0, 0x1c, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, @empty=0x0, @multicast1=0xe0000001, {[]}}, @icmp=@echo_reply={0x0, 0x0, 0x0, 0x0, 0x0, ""}}}}}, &(0x7f0000241000-0xc)={0x0, 0x1, [0x0]}) 2018/01/28 06:20:19 executing program 6: clone(0x0, &(0x7f000029f000-0x1)="", &(0x7f0000000000+0x1fb)=0x0, &(0x7f0000000000)=0x0, &(0x7f0000001000-0x1)="") setpriority(0x1, 0x0, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00002dd000)='keyring\x00', &(0x7f0000000000)={0x73, 0x79, 0x7a, 0x3, 0x0}, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) keyctl$get_security(0x11, r0, &(0x7f0000000000)=""/4096, 0x1000) 2018/01/28 06:20:19 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = request_key(&(0x7f00004c5000-0xd)='dns_resolver\x00', &(0x7f0000415000-0x5)={0x73, 0x79, 0x7a, 0x0, 0x0}, &(0x7f0000f0f000-0x40)='systemkeyringwlan0GPLselinuxmime_type(%vboxnet1;user!)(em0ppp0#\x00', 0xffffffffffffffff) pipe(&(0x7f000023d000-0x8)={0x0, 0x0}) setsockopt$inet6_dccp_int(r1, 0x21, 0xea21973d4af83c1f, &(0x7f0000cbe000-0x4)=0x3f, 0x4) add_key(&(0x7f0000a01000-0xc)='id_resolver\x00', &(0x7f00004a7000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f0000897000-0x4c)="cea78ba9591868159cf63e0f248d1c07273466ac953eb80f4de9264fc81b59d3eaa8eeefc688f992f3b207a03594905ce2e13bae0c2944948e061cd9a7d25e8c5fa5ea2dfef63574c5758428", 0x4c, r0) 2018/01/28 06:20:19 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(0xffffffffffffffff, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:19 executing program 3: mmap(&(0x7f0000000000/0xffa000)=nil, 0xffa000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003e0000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETAW(r0, 0x5402, &(0x7f0000fd6000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003ba000-0x24)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_open_pts(r0, 0x0) ioctl$TCXONC(r0, 0x540a, 0x2) r1 = dup2(r0, r0) mmap(&(0x7f0000ffa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) futex(&(0x7f0000ac5000)=0x6, 0x1, 0x2f40, &(0x7f0000ffa000)={0x77359400, 0x0}, &(0x7f0000a82000-0x4)=0x0, 0x7) mmap(&(0x7f0000ffa000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet6_buf(r1, 0x29, 0xcc, &(0x7f0000b5a000-0xb3)=""/179, &(0x7f0000ffb000-0x4)=0xb3) ioctl$TCSETA(r0, 0x5402, &(0x7f0000fd8000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0}) ioctl$FIONREAD(r1, 0x541b, &(0x7f0000fed000-0x4)=0x0) 2018/01/28 06:20:19 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r0, 0x84, 0x6b, &(0x7f00007cc000)=[], 0x0) mmap(&(0x7f0000000000/0x62000)=nil, 0x62000, 0x0, 0x11, r0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000fa000)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_map={0x3, 0xc0, 0xffffffff, 0x400, 0x2, 0x4}}) mremap(&(0x7f0000049000/0x1000)=nil, 0x1000, 0x3000, 0x0, &(0x7f0000b50000/0x3000)=nil) 2018/01/28 06:20:19 executing program 7: clone(0x0, &(0x7f0000c10000)="", &(0x7f0000fa9000-0x4)=0x0, &(0x7f00009a0000)=0x0, &(0x7f00000d9000-0xeb)="") r0 = fcntl$dupfd(0xffffffffffffff9c, 0x406, 0xffffffffffffffff) syncfs(r0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt(r0, 0x4, 0x2, &(0x7f0000001000-0x6a)="501397d2cb68fc1df05f203f05372a317d65b53ad6797fc307406db140e1ede2bb7be8d817a4d3f61fe8f34d239a61a3e54933d45818be02a8fe062bbf9646f105ba4de435e9096e075486023a117b32c6d511a39e0c4e9d9c2407e8fd264043abc98eb262d3e33f9ca5", 0x6a) utimensat(0xffffffffffffffff, &(0x7f0000a71000-0x8)='./file0\x00', &(0x7f0000e04000-0x20)={{0x0, 0x2710}, {0x0, 0x7530}}, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_inet_SIOCSIFNETMASK(r0, 0x891c, &(0x7f0000001000)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_addrs={0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) lseek(r0, 0x0, 0x1) [ 34.294677] binder: 5512:5519 transaction failed 29189/-3, size 0-0 line 3127 [ 34.314783] binder: 5512:5533 transaction failed 29201/-71, size 24-8 line 2920 [ 34.316799] binder: 5512:5535 IncRefs 0 refcount change on invalid ref 1 ret -22 [ 34.331445] binder: undelivered TRANSACTION_ERROR: 29189 [ 34.339976] binder: undelivered TRANSACTION_ERROR: 29201 2018/01/28 06:20:19 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = memfd_create(&(0x7f0000002000+0x901)='\x00', 0x0) ftruncate(r0, 0xffff) write(r0, &(0x7f00007fc000-0x3)='H', 0x1) tee(r0, r0, 0x0, 0x6) sendfile(r0, r0, &(0x7f0000001000)=0x0, 0xfec) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x4, 0x11, r0, 0x0) quotactl(0x0, &(0x7f0000001000)='./file0\x00', 0x0, &(0x7f0000001000-0x85)="") open(&(0x7f00002ee000)='./file0\x00', 0x204400, 0x8) 2018/01/28 06:20:19 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(0xffffffffffffffff, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:19 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x2) write$sndseq(r0, &(0x7f0000eeb000-0x29)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @result={0x0, 0x0}}], 0x30) ioctl(r0, 0x2275, &(0x7f00007bc000)="") r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000882000)='/dev/sequencer\x00', 0x40000, 0x0) socket$inet_dccp(0x2, 0x6, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000d93000)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_flags=0x402}) accept$ax25(r0, 0x0, &(0x7f00001d5000)=0x0) getsockopt$inet_sctp_SCTP_RECVNXTINFO(r1, 0x84, 0x21, &(0x7f0000f53000)=0x0, &(0x7f0000229000)=0x4) 2018/01/28 06:20:19 executing program 2: mmap(&(0x7f0000000000/0xa000)=nil, 0xa000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000a000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sg(&(0x7f0000005000-0x9)='/dev/sg#\x00', 0x6, 0x10002) connect$pppoe(r0, &(0x7f0000006000-0x1e)={0x18, 0x0, {0x4, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0xe}, @common='sit0\x00'}}, 0x1e) mmap(&(0x7f000000b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$int_out(r0, 0x5462, &(0x7f000000c000-0x8)=0x0) setsockopt$inet_mtu(r0, 0x0, 0xa, &(0x7f0000005000-0x4)=0x7, 0x4) socket$nl_route(0x10, 0x3, 0x0) r1 = syz_open_dev$loop(&(0x7f0000003000-0xb)='/dev/loop#\x00', 0x0, 0x4004) splice(r0, &(0x7f0000004000-0x8)=0x0, r1, &(0x7f0000008000)=0x0, 0x1ff, 0x1) mmap(&(0x7f000000b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = dup(r1) mmap(&(0x7f000000c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000d000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$l2tp_PPPOL2TP_SO_SENDSEQ(r0, 0x111, 0x3, 0x0, 0x4) ioctl$EVIOCSABS2F(r0, 0x401845ef, &(0x7f000000a000)={0x3, 0xd98a, 0x4e78, 0x1, 0x8, 0x8}) getsockopt$llc_int(r2, 0x10c, 0x8, &(0x7f0000005000)=0x0, &(0x7f000000d000)=0x4) ioctl$EVIOCSFF(r2, 0x40304580, &(0x7f000000c000)={0x56, 0x7, 0x5be4df41, {0x1, 0x80010000000}, {0x6, 0x0}, @cond=[{0x81, 0x6, 0xa9e, 0x5, 0x7ff, 0x100000001}, {0x9, 0x7f, 0x8, 0x3ff, 0x5f, 0x1000}]}) preadv(r1, &(0x7f0000003000)=[{&(0x7f0000002000-0x99)=""/153, 0x0}, {&(0x7f000000b000)=""/254, 0xfffffe84}], 0x8e, 0x0) 2018/01/28 06:20:19 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) unshare(0x8000000) r0 = mq_open(&(0x7f0000000000)='-$\x00', 0x6e93ebbbcc0884f2, 0x0, &(0x7f0000665000-0x40)={0x0, 0x1, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = socket$inet6(0xa, 0x3, 0x8) getsockopt$inet_sctp6_SCTP_GET_ASSOC_NUMBER(r1, 0x84, 0x1c, &(0x7f000094a000-0x4)=0x0, &(0x7f00000a1000)=0x4) mq_notify(r0, &(0x7f00003da000)={0x0, 0x0, 0x1, @thr={&(0x7f0000ce6000-0x26)="", &(0x7f0000c51000)=""}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) read(r0, &(0x7f0000de8000)=""/206, 0xce) 2018/01/28 06:20:19 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_mls(0xffffffffffffff9c, &(0x7f0000001000-0xd)='/selinux/mls\x00', 0x0, 0x0) fchdir(r0) clone(0x0, &(0x7f00004ab000)="", &(0x7f0000904000)=0x0, &(0x7f0000000000)=0x0, &(0x7f0000000000)="") ioprio_get$pid(0x2, 0x0) 2018/01/28 06:20:19 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = syz_open_dev$tun(&(0x7f0000c7f000-0xd)='/dev/net/tun\x00', 0x0, 0x0) connect$inet(r0, &(0x7f0000561000)={0x2, 0xffffffffffffffff, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000d05000)="", 0x0, 0x8000, &(0x7f0000030000-0x10)={0x2, 0x0, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) r2 = dup2(r1, r0) setsockopt$inet_MCAST_JOIN_GROUP(r2, 0x0, 0x2a, &(0x7f0000a19000-0x90)={0x9, {{0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x90) 2018/01/28 06:20:19 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000207000)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000015000-0x8)='./file0\x00', &(0x7f0000014000)='proc\x00', 0x0, &(0x7f0000fc9000)="") r0 = open(&(0x7f00009f6000-0x8)='./file0\x00', 0x100, 0x4) ioctl$DRM_IOCTL_SET_UNIQUE(r0, 0x40106410, &(0x7f0000fdb000-0x10)={0xb5, &(0x7f0000ecb000)="fd04d3b4acf4bba0660c4e82013327a59ad4ba19e81e3c32bb2617014be2152454e0c4374b1086afe08027826156fd43ad5702e170e9e4d9703804e3ad77796965c1ab4212befce701f21f727c4a7086ebc8e8990ae9ab765ac194a831e90d16b168995cd21227f0d3b58f7d5b1cb1c9edb98cd7d8c5dcaefdfcb4b3d9e76d659ed0a0311cbc988880449d462abf04daab48ba31dec2b37db9cf688c39557771bbcd65175c6b98d58ab29bfc60fc3f8b76ecdb6efa"}) socket$inet6(0xa, 0x1, 0x37f85980) r1 = open(&(0x7f00005f9000-0x8)='./file0\x00', 0x0, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) mount(&(0x7f00003aa000)='./bus/file1\x00', &(0x7f0000143000)='./file0\x00', &(0x7f00007d1000)='ramfs\x00', 0x0, &(0x7f0000802000-0x1)="") utimensat(r2, &(0x7f0000268000)='./bus/file1\x00', &(0x7f0000678000)={{0x0, 0x2710}, {0x77359400, 0x0}}, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r2, 0xc0086420, &(0x7f00003d4000-0x8)={0x0, 0x0}) ioctl$DRM_IOCTL_SWITCH_CTX(r1, 0x40086424, &(0x7f00000f4000-0x8)={r3, 0x3}) 2018/01/28 06:20:19 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sg(&(0x7f0000964000-0x9)='/dev/sg#\x00', 0x987, 0x8840) ioctl$KDENABIO(r0, 0x4b36) r1 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r1, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:19 executing program 7: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000001000-0x18)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1, 0x0}) modify_ldt$write(0x1, &(0x7f0000014000-0x6)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x10) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fcntl$F_SET_RW_HINT(r0, 0x40c, &(0x7f0000002000)=0x3) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_AUTH_MAGIC(0xffffffffffffffff, 0x40046411, &(0x7f00008bb000)=0x1) r1 = openat$pktcdvd(0xffffffffffffff9c, &(0x7f0000369000-0x15)='/dev/pktcdvd/control\x00', 0x40, 0x0) getsockopt$inet_mreq(r1, 0x0, 0x23, &(0x7f0000f1e000)={@remote={0x0, 0x0, 0xffffffffffffffff, 0x0}, @rand_addr=0x0}, &(0x7f0000c19000-0x4)=0x8) clone(0x800000000002, &(0x7f000025c000)="", &(0x7f0000eaa000-0x4)=0x0, &(0x7f0000a50000-0x4)=0x0, &(0x7f0000972000-0x1c)="09294a0676701c594bd27e7bc8cb943ba7933bc3db000178c3f3978c") ioctl$DRM_IOCTL_MODESET_CTL(r1, 0x40086408, &(0x7f0000a87000)={0x6, 0x4}) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f0000839000-0xc)={0x0, @multicast2=0x0, @multicast2=0x0}, &(0x7f000089a000)=0xc) getsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000180000-0xe8)={{{@in6=@loopback={0x0, 0x0}, @in6=@remote={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in=@multicast1=0x0, 0xffffffffffffffff, 0x0}, 0x0, @in=@remote={0x0, 0x0, 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f00003c1000)=0xe8) setsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f000019f000-0xe8)={{{@in6=@mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, @in6=@mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x3, 0x7, 0x1, 0x5, 0xa, 0x80, 0x0, 0x0, r2, r3}, {0x2, 0x4, 0x7, 0x8, 0x0, 0x8, 0x8c, 0x2}, {0x2, 0x1, 0x0, 0x9}, 0xc, 0x7, 0x2, 0x1, 0x2, 0x3}, {{@in6=@mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x1, 0x33}, 0xa, @in6=@mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0xffffffffffffffff, 0x3, 0x3, 0x7fffffff, 0x306e, 0xba, 0x3}}, 0xe8) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f00000c1000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2018/01/28 06:20:19 executing program 2: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_avc_hash_stats(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/avc/hash_stats\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fcntl$F_GET_FILE_RW_HINT(r0, 0x40d, &(0x7f0000000000)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x0) r1 = syz_open_dev$tun(&(0x7f0000067000-0xd)='/dev/net/tun\x00', 0x0, 0xffffffffffffffff) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f000038f000-0x50)={@generic="0400200700030109008000000000bc22", @ifru_map={0xfa6, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}}) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(0xffffffffffffff9c, 0x84, 0x1f, &(0x7f0000e63000-0x98)={0x0, @in={{0x2, 0xffffffffffffffff, @dev={0xac, 0x14, 0xffffffffffffffff, 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0}, &(0x7f0000ba8000-0x4)=0x98) close(r1) symlink(&(0x7f0000004000)='..', &(0x7f0000fc5000)='./file0\x00') fcntl$setown(0xffffffffffffffff, 0x8, 0x0) 2018/01/28 06:20:19 executing program 3: mmap(&(0x7f0000000000/0xef7000)=nil, 0xef7000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000b7f000-0x4)=0x8, 0x4) r1 = fcntl$dupfd(r0, 0x0, r0) mmap(&(0x7f0000ef7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendmsg$netlink(r1, &(0x7f00006b1000)={&(0x7f00006ca000-0xc)=@kern={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00001a6000)=[{&(0x7f00006ca000-0x70)={0x70, 0x25, 0x100, 0x4, 0x3, "", [@generic="3b4f8d52a95a68bf395318ac972711c6edf1a06544b455b2ab5fe9dffe0ffe9f3f7c80a40b04c92e5d539c1d23836dfc3fca13fe6e99ce59abb794019af2307e2591db8930bafb13dc65377079b395f5ab5c149b4dda9d1f386c727145"]}, 0x70}, {&(0x7f0000ef8000-0x2c)={0x2c, 0x30, 0x1, 0x1, 0x1, "", [@typed={0x18, 0x70, @ipv6=@dev={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x15}}, @nested={0x4, 0x96, []}]}, 0x2c}], 0x2, &(0x7f0000c90000-0x20)=[@rights={0x20, 0x1, 0x1, [r0, r0, r1]}], 0x20, 0x40}, 0x4) mmap(&(0x7f0000ef8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$fiemap(r0, 0xc020660b, &(0x7f0000ef9000-0xc8)={0xffffffff, 0x42525d50, 0x6, 0xa1fc, 0x3, [{0x1, 0xf6a8, 0x1, 0x0, 0x0, 0x82, 0x0, 0x0, 0x0}, {0x5, 0x10001, 0x9, 0x0, 0x0, 0x2081, 0x0, 0x0, 0x0}, {0x81, 0xfffffffffffffffc, 0x80000001, 0x0, 0x0, 0x1781, 0x0, 0x0, 0x0}]}) ioctl$sock_netrom_SIOCGSTAMP(r1, 0x8906, &(0x7f0000ef6000-0x4)=0x0) 2018/01/28 06:20:19 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f000003c000-0x8)={0x0, 0x0}) socketpair$unix(0x1, 0x3, 0x0, &(0x7f00002f6000-0x8)={0xffffffffffffffff, 0xffffffffffffffff}) bind$unix(r1, &(0x7f000055b000)=@file={0x1, './file0\x00'}, 0xa) connect$unix(r1, &(0x7f0000a02000-0xa)=@file={0x0, './file0\x00'}, 0xa) sendmmsg$unix(r2, &(0x7f00000bd000)=[], 0x80, 0x0) sendmmsg$unix(r0, &(0x7f0000fa3000)=[{&(0x7f0000498000-0xa)=@file={0x1, './file0\x00'}, 0xa, &(0x7f0000b71000)=[], 0x0, &(0x7f00007a3000)=[], 0x0, 0x0}], 0x1, 0x44) r3 = openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000dd0000)='/selinux/avc/cache_threshold\x00', 0x2, 0x0) write$selinux_user(r3, &(0x7f0000d49000)={'system_u:object_r:tetex_data_t:s0', 0x20, 'unconfined_u\x00'}, 0x2f) 2018/01/28 06:20:19 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$binder(&(0x7f0000001000)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) r1 = epoll_create(0x10001) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000337000-0xc)={0x2019, 0x0}) epoll_wait(r1, &(0x7f0000753000-0x18)=[{0x0, 0x0}], 0x1, 0x0) readahead(r1, 0x5, 0x9) 2018/01/28 06:20:19 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$binder(&(0x7f0000bc7000-0xd)='/dev/binder#\x00', 0x0, 0x0) r1 = openat$pktcdvd(0xffffffffffffff9c, &(0x7f00006f4000)='/dev/pktcdvd/control\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(0xffffffffffffff9c, 0x84, 0x7b, &(0x7f0000607000)={0x0, 0x293c3f1f800000}, &(0x7f0000fbf000)=0x8) setsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f0000365000-0x6)={r2, 0x6}, 0x6) ioctl$BINDER_WRITE_READ(r0, 0xc0046209, &(0x7f0000001000)={0x0, 0x0, &(0x7f00004f0000)=[], 0x0, 0x0, &(0x7f00004f1000-0x2c)=""}) [ 34.490043] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 34.505044] CPU: 0 PID: 5604 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 34.512579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.521928] ffff8801d65bf948 ffffffff81d943a9 1ffff1003acb7f2c ffff8801cb166000 [ 34.529977] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801d65bfa58 2018/01/28 06:20:19 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndseq(&(0x7f00008da000-0xd)='/dev/snd/seq\x00', 0x0, 0x2) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000bc2000)={0x4, 0x0}) epoll_ctl$EPOLL_CTL_MOD(r1, 0x3, r0, &(0x7f0000205000)={0x0, 0x0}) ppoll(&(0x7f00003d0000)=[{r0, 0x6, 0x0}, {r1, 0x0, 0x0}], 0x2, &(0x7f00003f5000)={0x77359400, 0x2}, &(0x7f0000cb8000-0x8)={0x0}, 0x8) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000b9b000-0x10)='/dev/sequencer2\x00', 0x800, 0x0) ioctl$SNDRV_TIMER_IOCTL_GSTATUS(r2, 0xc0505405, &(0x7f0000d0a000-0x50)={{0x1, 0x3, 0xda47, 0x3, 0x100000001}, 0x0, 0x5, 0x9, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) 2018/01/28 06:20:19 executing program 6: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000002000-0x14)={0x0, 0x2, 0x2, 0x1000, 0x5}, 0x14) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) add_key(&(0x7f0000001000-0x8)='keyring\x00', &(0x7f0000012000)={0x73, 0x79, 0x7a, 0xffffffffffffffff, 0x0}, &(0x7f0000001000-0x1b)="", 0x0, 0xfffffffffffffffc) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = memfd_create(&(0x7f0000003000-0x1)='\x00', 0x1) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$TIOCGPGRP(0xffffffffffffff9c, 0x540f, &(0x7f0000003000-0x4)=0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$TIOCSPGRP(r1, 0x5410, &(0x7f0000003000-0x4)=r2) [ 34.538022] ffffffff81451b82 024000c2d65bf998 0000000041b58ab3 ffffffff84195325 [ 34.546054] Call Trace: [ 34.548627] [] dump_stack+0xc1/0x128 [ 34.553980] [] warn_alloc+0x212/0x240 [ 34.559420] [] ? zone_watermark_ok_safe+0x280/0x280 [ 34.566082] [] ? avc_has_perm+0xb0/0x4f0 [ 34.571793] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 34.578279] [] __vmalloc_node_range+0x3f5/0x5f0 2018/01/28 06:20:19 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$binder(&(0x7f0000b0c000-0xd)='/dev/binder#\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x20011, r0, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r0, 0x40046207, 0x0) fchdir(r0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f000093f000-0x8)={0x0, 0x0}) setsockopt$inet6_mtu(r1, 0x29, 0x17, &(0x7f00007b1000)=0x5, 0x4) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000009000-0x30)={0x4c, 0x0, &(0x7f00004ad000-0x4c)=[@transaction_sg={0x40486311, {{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50, 0x10, &(0x7f0000b5a000)=[@ptr={0x70742a85, 0x0, &(0x7f0000aac000)=0x0, 0x0, 0x0, 0x0}, @ptr={0x70742a85, 0x0, &(0x7f0000e97000-0x1)=0x0, 0x9, 0x0, 0x0}], &(0x7f0000788000-0x20)=[0x0, 0x28]}, 0x1000}}], 0x0, 0x0, &(0x7f0000da8000)=""}) [ 34.584587] [] ? check_preemption_disabled+0x3b/0x200 [ 34.591408] [] ? task_has_security+0x130/0x270 [ 34.597615] [] vmalloc+0x5b/0x70 [ 34.602604] [] ? sel_write_load+0x130/0xfd0 [ 34.608560] [] sel_write_load+0x130/0xfd0 [ 34.614350] [] ? get_futex_key+0x1050/0x1050 [ 34.620150] binder_alloc: binder_alloc_mmap_handler: 5637 20000000-20002000 already mapped failed -16 [ 34.621314] binder: BINDER_SET_CONTEXT_MGR already set [ 34.621320] binder: 5637:5638 ioctl 40046207 0 returned -16 [ 34.627019] binder: release 5637:5638 transaction 32 out, still active [ 34.627023] binder: undelivered TRANSACTION_COMPLETE [ 34.627039] binder: send failed reply for transaction 32, target dead [ 34.658879] [] ? sel_read_bool+0x250/0x250 [ 34.664738] [] ? do_futex+0x3f8/0x15c0 [ 34.670248] [] ? sel_read_bool+0x250/0x250 [ 34.676103] [] __vfs_write+0x103/0x680 [ 34.681610] [] ? do_iter_readv_writev+0x400/0x400 [ 34.688076] [] ? __might_sleep+0x95/0x1a0 [ 34.693844] [] ? __lock_is_held+0xa1/0xf0 [ 34.699615] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 34.706426] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 34.712977] [] ? __sb_start_write+0x14a/0x310 [ 34.719092] [] vfs_write+0x189/0x530 [ 34.724428] [] SyS_pwrite64+0x13f/0x170 [ 34.730030] [] ? SyS_pread64+0x170/0x170 [ 34.735714] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.742526] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 34.749076] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 34.763616] Mem-Info: [ 34.766596] active_anon:52869 inactive_anon:43 isolated_anon:0 [ 34.766596] active_file:3518 inactive_file:8267 isolated_file:0 [ 34.766596] unevictable:0 dirty:158 writeback:0 unstable:0 [ 34.766596] slab_reclaimable:5223 slab_unreclaimable:59874 [ 34.766596] mapped:24019 shmem:49 pagetables:635 bounce:0 [ 34.766596] free:1476453 free_pcp:518 free_cma:0 [ 34.800058] Node 0 active_anon:211476kB inactive_anon:172kB active_file:14072kB inactive_file:33068kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96076kB dirty:632kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 67584kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 34.829959] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 34.859970] lowmem_reserve[]: 0 2908 6410 6410 [ 34.865357] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB [ 34.896275] lowmem_reserve[]: 0 0 3501 3501 [ 34.901249] Normal free:2909920kB min:36824kB low:46028kB high:55232kB active_anon:211468kB inactive_anon:168kB active_file:14072kB inactive_file:33068kB unevictable:0kB writepending:636kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:20916kB slab_unreclaimable:239532kB kernel_stack:5440kB pagetables:2504kB bounce:0kB free_pcp:1276kB local_pcp:592kB free_cma:0kB [ 34.935297] lowmem_reserve[]: 0 0 0 0 [ 34.939669] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 34.954961] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 34.972401] Normal: 812*4kB (UME) 227*8kB (UME) 111*16kB (UM) 38*32kB (UME) 12*64kB (ME) 8*128kB (UM) 4*256kB (ME) 8*512kB (UM) 3*1024kB (UME) 1*2048kB (E) 704*4096kB (M) = 2903672kB [ 34.991731] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 35.000280] 11834 total pagecache pages [ 35.004271] 0 pages in swap cache [ 35.007701] Swap cache stats: add 0, delete 0, find 0/0 [ 35.013053] Free swap = 0kB [ 35.016049] Total swap = 0kB [ 35.019034] 1965979 pages RAM [ 35.022128] 0 pages HighMem/MovableOnly [ 35.026078] 320509 pages reserved [ 35.029769] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 35.039787] CPU: 0 PID: 5645 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 35.047288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.056614] ffff8801c8bef948 ffffffff81d943a9 1ffff1003917df2c ffff8801cf293000 [ 35.064579] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c8befa58 [ 35.072539] ffffffff81451b82 024000c2c8bef998 0000000041b58ab3 ffffffff84195325 [ 35.080590] Call Trace: [ 35.083156] [] dump_stack+0xc1/0x128 [ 35.088490] [] warn_alloc+0x212/0x240 [ 35.093908] [] ? zone_watermark_ok_safe+0x280/0x280 [ 35.100546] [] ? avc_has_perm+0xb0/0x4f0 [ 35.106226] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 35.112688] [] __vmalloc_node_range+0x3f5/0x5f0 [ 35.118975] [] ? check_preemption_disabled+0x3b/0x200 [ 35.125781] [] ? task_has_security+0x130/0x270 [ 35.131980] [] vmalloc+0x5b/0x70 [ 35.136962] [] ? sel_write_load+0x130/0xfd0 [ 35.142902] [] sel_write_load+0x130/0xfd0 [ 35.148670] [] ? get_futex_key+0x1050/0x1050 [ 35.154697] [] ? sel_read_bool+0x250/0x250 [ 35.160550] [] ? do_futex+0x3f8/0x15c0 [ 35.166057] [] ? sel_read_bool+0x250/0x250 [ 35.171909] [] __vfs_write+0x103/0x680 [ 35.177413] [] ? do_iter_readv_writev+0x400/0x400 [ 35.183874] [] ? __might_sleep+0x95/0x1a0 [ 35.189641] [] ? __lock_is_held+0xa1/0xf0 [ 35.195409] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 35.202229] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 35.208780] [] ? __sb_start_write+0x14a/0x310 [ 35.214898] [] vfs_write+0x189/0x530 [ 35.220230] [] SyS_pwrite64+0x13f/0x170 [ 35.225828] [] ? SyS_pread64+0x170/0x170 [ 35.231508] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.238314] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 35.244861] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 35.252276] Mem-Info: [ 35.254681] active_anon:52867 inactive_anon:42 isolated_anon:0 [ 35.254681] active_file:3518 inactive_file:8270 isolated_file:0 [ 35.254681] unevictable:0 dirty:164 writeback:0 unstable:0 [ 35.254681] slab_reclaimable:5231 slab_unreclaimable:59914 [ 35.254681] mapped:24000 shmem:49 pagetables:624 bounce:0 [ 35.254681] free:1476437 free_pcp:501 free_cma:0 [ 35.287956] Node 0 active_anon:211468kB inactive_anon:168kB active_file:14072kB inactive_file:33080kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96000kB dirty:656kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 73728kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 35.317369] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 35.346683] lowmem_reserve[]: 0 2908 6410 6410 [ 35.351840] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB [ 35.383173] lowmem_reserve[]: 0 0 3501 3501 [ 35.388058] Normal free:2909840kB min:36824kB low:46028kB high:55232kB active_anon:211468kB inactive_anon:168kB active_file:14072kB inactive_file:33080kB unevictable:0kB writepending:660kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:20924kB slab_unreclaimable:239656kB kernel_stack:5408kB pagetables:2496kB bounce:0kB free_pcp:1236kB local_pcp:664kB free_cma:0kB [ 35.421891] lowmem_reserve[]: 0 0 0 0 [ 35.426243] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 35.441507] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 35.458646] Normal: 812*4kB (UME) 226*8kB (UM) 111*16kB (UM) 39*32kB (UME) 12*64kB (ME) 8*128kB (UM) 4*256kB (ME) 8*512kB (UM) 3*1024kB (UME) 2*2048kB (ME) 705*4096kB (M) = 2909840kB [ 35.478117] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 35.486682] 11840 total pagecache pages [ 35.490757] 0 pages in swap cache 2018/01/28 06:20:20 executing program 2: getrlimit(0xc, &(0x7f0000107000-0x10)={0x0, 0x0}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x1, 0x40880) ioctl$SNDRV_TIMER_IOCTL_NEXT_DEVICE(r0, 0xc0145401, &(0x7f0000001000-0x14)={0x0, 0x0, 0x1ff, 0x0, 0x6}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f000048d000-0x28)={@common='lo\x00', 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) sendmsg$nl_route(r1, &(0x7f000058c000-0x38)={&(0x7f0000187000-0xc)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000452000)={&(0x7f0000a4e000-0x40)=@ipv6_newaddr={0x2c, 0x14, 0x101, 0xffffffffffffffff, 0xffffffffffffffff, {0xa, 0x0, 0x0, 0x0, r2}, [@IFA_LOCAL={0x14, 0x2, @loopback={0x0, 0x1}}]}, 0x2c}, 0x1, 0x0, 0x0, 0x0}, 0x0) r3 = memfd_create(&(0x7f0000000000)='\x00', 0x1) ioctl$sock_inet_SIOCSIFNETMASK(r1, 0x891c, &(0x7f000035d000-0x20)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_flags=0x8000}) ioctl$ASHMEM_GET_PROT_MASK(r3, 0x7706, &(0x7f0000000000)={0x0, 0x0}) ioctl$PERF_EVENT_IOC_RESET(r3, 0x2403, 0x6) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/01/28 06:20:20 executing program 6: mmap(&(0x7f0000000000/0xfc9000)=nil, 0xfc9000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet6_tcp_int(r0, 0x6, 0x1b, &(0x7f000082d000-0x4)=0x0, &(0x7f000082c000)=0x4) creat(&(0x7f0000ecf000)='./file0\x00', 0x8) mmap(&(0x7f0000fc9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000fca000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000fca000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000fcb000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) openat$ppp(0xffffffffffffff9c, &(0x7f0000fcc000-0x9)='/dev/ppp\x00', 0x440200, 0x0) getsockopt$inet6_buf(r0, 0x29, 0x2d, &(0x7f0000fca000)=""/124, &(0x7f0000fca000)=0x7c) r1 = syz_fuse_mount(&(0x7f0000fc9000)='./file0\x00', 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0) write$fuse(r1, &(0x7f000061c000-0x1c)={0x1c, 0x0, 0x9, @fuse_notify_inval_entry_out={0x1, 0x67a}}, 0x1c) 2018/01/28 06:20:20 executing program 1: mmap(&(0x7f0000000000/0xfa1000)=nil, 0xfa1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = inotify_init1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000fa3000-0xc)={0x0, 0x0, 0x0}, &(0x7f0000fa2000)=0xc) fcntl$setown(r0, 0x8, r1) fcntl$getownex(r0, 0x10, &(0x7f000040e000)={0x0, 0x0}) ptrace$setopts(0x4206, r2, 0x0, 0x0) ptrace(0x4207, r2) r3 = socket$unix(0x1, 0x1, 0x0) mmap(&(0x7f0000fa1000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000fa1000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000fa1000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000fa1000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000fa1000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendmsg$unix(r3, &(0x7f0000fa2000-0x38)={&(0x7f0000841000)=@file={0x0, './file0\x00'}, 0xa, &(0x7f0000fa2000-0x50)=[{&(0x7f0000fa1000)="e6fb558111ed147c4b43c9075b", 0xd}, {&(0x7f00009d3000-0xa0)="565d494b177b29de7d315afd3bab395e5fd29dfc06b943f2afcf409304b85c7910479a0c1a6cbc1a92de17b0d0172d40c0a97541f0bdac56b26c45e9bef78c5201c1bce047d321b2568a1040e157a17bce3189dafa32ea24f8a98ed3df6e1fa197f4c3a59bcba2a732553fdb31db87e7cc117275521d3550a27438c388764bfb4189428f710ffc24cddc74c838af347f6a75b83ac9c014f00adb2d62cc8ba032", 0xa0}, {&(0x7f00006b9000)="b788cda869f112da1a", 0x9}, {&(0x7f0000b7f000)="9864312b7d87528d14edd3060a04bb34feb7c0d7dd4a19cb0d19fba8e83ade8db72dd625", 0x24}, {&(0x7f0000fa1000)="", 0x0}], 0x5, &(0x7f0000fa1000)=[@rights={0x18, 0x1, 0x1, [r0]}], 0x18, 0x4000000}, 0x40041) ptrace$setregset(0x4205, r2, 0x10000000001, &(0x7f000033f000-0x10)={&(0x7f0000fa5000-0x1)="0020000100000000", 0x8}) 2018/01/28 06:20:20 executing program 5: mmap(&(0x7f0000000000/0xdfa000)=nil, 0xdfa000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x0, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) connect$inet(r0, &(0x7f0000002000-0x6)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000933000)=0x182, 0x4) sendto$inet(r0, &(0x7f0000931000-0x832)="d3", 0x1, 0x0, &(0x7f0000931000-0x10)={0x2, 0xffffffffffffffff, @rand_addr=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) r1 = accept(r0, 0x0, &(0x7f0000057000-0x4)=0x0) setsockopt$inet_sctp_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f0000459000)={0x40000, 0x80, 0x14eb7eb5, 0x6, 0x9dae, 0x6, 0x20, 0x9, 0xffffffff, 0xa9, 0x3}, 0xb) 2018/01/28 06:20:20 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x3, 0x0) r1 = socket$unix(0x1, 0x2, 0x0) r2 = socket$unix(0x1, 0x1, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffff9c, 0x84, 0x18, &(0x7f000000e000)={0x0, 0x0}, &(0x7f0000887000)=0x8) bind$unix(r1, &(0x7f000000f000)=@abs={0x1, 0x0, 0x1}, 0x8) bind$unix(r2, &(0x7f000000d000)=@abs={0x1, 0x0, 0x0}, 0x8) bind$unix(r0, &(0x7f0000003000)=@abs={0x1, 0x0, 0x1}, 0x8) socketpair$inet6_icmp(0xa, 0x2, 0x3a, &(0x7f0000635000)={0x0, 0x0}) r4 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000991000-0xc)='/dev/ashmem\x00', 0x402200, 0x0) fcntl$setstatus(r3, 0x4, 0x2000) sendfile(r3, r4, 0x0, 0xff) r5 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r5, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:20 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x801, 0x0) setsockopt$sock_int(r0, 0x1, 0xf, &(0x7f0000f11000-0x4)=0x3f, 0x4) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}, 0x1c) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000632000)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000015000-0x8)='./file0\x00', &(0x7f0000014000)='proc\x00', 0x0, &(0x7f0000fc9000)="") r1 = open(&(0x7f0000596000-0x8)='./file0\x00', 0x0, 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000b31000-0x8)='./file0\x00', &(0x7f0000014000)='ramfs\x00', 0x0, &(0x7f000002d000)="") getdents(r1, &(0x7f0000fd8000)=""/24, 0x18) getdents64(r1, &(0x7f0000db4000)=""/1760, 0x6e0) getdents64(r1, &(0x7f000051a000-0xc2)=""/194, 0xc2) r2 = socket$inet6(0xa, 0x801, 0x0) bind$inet6(r2, &(0x7f0000000000)={0xa, 0x0, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}, 0x1c) listen(r2, 0x0) listen(r0, 0x0) 2018/01/28 06:20:20 executing program 7: mmap(&(0x7f0000000000/0xfd6000)=nil, 0xfd6000, 0x3, 0x31, 0xffffffffffffffff, 0x0) futex(&(0x7f000000c000-0x4)=0x0, 0x0, 0x0, &(0x7f0000012000-0x10)={0x0, 0x0}, &(0x7f000000d000-0x4)=0x0, 0x0) mmap(&(0x7f0000fd6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000fd6000)='/dev/hwrng\x00', 0xa0000, 0x0) mmap(&(0x7f0000fd6000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fstatfs(r0, &(0x7f0000fd6000)=""/86) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/01/28 06:20:20 executing program 0: mmap(&(0x7f0000001000/0xf70000)=nil, 0xf70000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = dup2(0xffffffffffffffff, 0xffffffffffffff9c) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000001000-0x4)={0x8, 0x4, 0xb000}, 0x4) r1 = socket$inet6(0xa, 0x80002, 0x0) getsockopt$inet6_int(r1, 0x29, 0x5, &(0x7f0000f62000-0x4)=0x0, &(0x7f0000f61000)=0x4) [ 35.494179] Swap cache stats: add 0, delete 0, find 0/0 [ 35.499507] Free swap = 0kB [ 35.502516] Total swap = 0kB [ 35.505509] 1965979 pages RAM [ 35.508579] 0 pages HighMem/MovableOnly [ 35.512965] 320509 pages reserved 2018/01/28 06:20:20 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_SET_CLIENT_CAP(0xffffffffffffffff, 0x4010640d, &(0x7f0000034000)={0x0, 0xa}) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x10000000000030, &(0x7f0000035000-0x1000)=""/160, &(0x7f000016f000-0x4)=0xa0) r0 = openat$selinux_checkreqprot(0xffffffffffffff9c, &(0x7f00006cb000)='/selinux/checkreqprot\x00', 0x1, 0x0) ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82) 2018/01/28 06:20:20 executing program 0: mmap(&(0x7f0000000000/0xfcd000)=nil, 0xfcd000, 0x3, 0x32, 0xffffffffffffffff, 0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f0000c73000)='/dev/ptmx\x00', 0x40000, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000250000-0xa)='/dev/ptmx\x00', 0x1002, 0x0) ioctl$TCSETS(r0, 0x80045438, &(0x7f00003ba000-0x24)={0x0, 0xe2bb, 0xfffffffffffffffe, 0xd563, 0x0, 0x20000000, 0x0, 0xffffffffffffffc7, 0x0, 0x4, 0x2, 0x0}) [ 35.542621] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 35.565201] CPU: 0 PID: 5664 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 35.572745] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.582087] ffff8801b145f948 ffffffff81d943a9 1ffff1003628bf2c ffff8801c90d6000 [ 35.590067] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801b145fa58 [ 35.598040] ffffffff81451b82 024000c2b145f998 0000000041b58ab3 ffffffff84195325 [ 35.606023] Call Trace: [ 35.608587] [] dump_stack+0xc1/0x128 [ 35.613921] [] warn_alloc+0x212/0x240 [ 35.619341] [] ? zone_watermark_ok_safe+0x280/0x280 [ 35.625980] [] ? avc_has_perm+0xb0/0x4f0 [ 35.631662] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 35.638125] [] __vmalloc_node_range+0x3f5/0x5f0 [ 35.644416] [] ? check_preemption_disabled+0x3b/0x200 [ 35.651227] [] ? task_has_security+0x130/0x270 [ 35.657428] [] vmalloc+0x5b/0x70 [ 35.662414] [] ? sel_write_load+0x130/0xfd0 [ 35.668358] [] sel_write_load+0x130/0xfd0 [ 35.674126] [] ? get_futex_key+0x1050/0x1050 [ 35.680152] [] ? sel_read_bool+0x250/0x250 [ 35.686007] [] ? do_futex+0x3f8/0x15c0 [ 35.691513] [] ? sel_read_bool+0x250/0x250 [ 35.697368] [] __vfs_write+0x103/0x680 [ 35.702874] [] ? do_iter_readv_writev+0x400/0x400 [ 35.709335] [] ? __might_sleep+0x95/0x1a0 [ 35.715106] [] ? __lock_is_held+0xa1/0xf0 [ 35.720876] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 35.727684] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 35.734232] [] ? __sb_start_write+0x14a/0x310 2018/01/28 06:20:20 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r0, &(0x7f0000b43000)={0x2, 0x0, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x6e) sendto$inet(r0, &(0x7f0000985000)="", 0x0, 0x0, &(0x7f0000d05000)={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f000045d000)="", 0x0, 0x208000, &(0x7f0000fa2000)={0x2, 0x0, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2018/01/28 06:20:20 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usbmon(&(0x7f0000de1000-0xd)='/dev/usbmon#\x00', 0x100000001, 0x42401) openat(r0, &(0x7f000075b000-0x8)='./file0\x00', 0x8802, 0x8) sendto$inet(r0, &(0x7f0000fbc000-0x1000)="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", 0x1000, 0x8000, &(0x7f000024b000)={0x2, 0x3, @dev={0xac, 0x14, 0x0, 0x15}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MRT6_ADD_MFC_PROXY(r1, 0x29, 0xd2, &(0x7f0000733000-0x5c)={{0xa, 0xffffffffffffffff, 0x0, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0xfffffffffffffffd}, {0xa, 0xffffffffffffffff, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x1}, 0x0, [0x0, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x5c) 2018/01/28 06:20:20 executing program 0: r0 = openat$keychord(0xffffffffffffff9c, &(0x7f0000019000)='/dev/keychord\x00', 0xa, 0x0) mmap(&(0x7f0000026000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$TCSETA(r0, 0x5406, &(0x7f0000027000-0x14)={0x1, 0x357, 0x4, 0x4, 0x1000, 0xa3df, 0x7, 0x200, 0x1, 0xfffffffffffffffa}) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r0, 0x84, 0x18, &(0x7f0000026000)={0x0, 0x6}, &(0x7f0000026000)=0x6) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000000000)={r1, 0x6}, &(0x7f0000027000-0x4)=0x8) write$eventfd(r0, &(0x7f0000017000-0x8)=0x0, 0x102a5) [ 35.740345] [] vfs_write+0x189/0x530 [ 35.745682] [] SyS_pwrite64+0x13f/0x170 [ 35.751278] [] ? SyS_pread64+0x170/0x170 [ 35.756958] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 35.763770] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 35.770321] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 35.782522] Mem-Info: [ 35.786580] active_anon:54973 inactive_anon:42 isolated_anon:0 2018/01/28 06:20:20 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000660000-0xc)='/dev/rfkill\x00', 0x800, 0x0) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f00001c9000)={{{@in=@empty=0x0, @in=@loopback=0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in6=@mcast2={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, 0xffffffffffffffff, 0x0}, 0x0, @in6=@dev={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000f3b000+0x9d0)=0xe8) sendmsg$nl_route(r0, &(0x7f0000ca1000)={&(0x7f00005b8000-0xc)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000fec000)={&(0x7f0000627000)=@mpls_newroute={0x84, 0x18, 0x200, 0x6, 0x2, {0x1c, 0x0, 0x94, 0x9, 0xff, 0x2, 0xff, 0x5, 0x200}, [@RTA_DST={0x1c, 0x1, [{0x4, 0x5, 0x5, 0x4}, {0x7fffffff, 0x2, 0x100000000, 0x7}, {0x0, 0x400, 0xffffffffffff01d8, 0x2}, {0x7f, 0x2, 0x401, 0xe2ce}, {0x6, 0x4, 0x0, 0x5}, {0xfffffffffffffff9, 0x6, 0x2, 0xbb38}]}, @RTA_DST={0x24, 0x1, [{0x6cb7, 0x1, 0x6, 0x80000000}, {0x8, 0x5, 0xcc77, 0x2}, {0x5, 0x8, 0x10000, 0x6}, {0x1, 0x8, 0x5, 0xfffffffffffffff7}, {0x1, 0x7, 0x1, 0x9}, {0x1f, 0x4, 0x7, 0x3}, {0x3ff, 0x1ff, 0x0, 0x3f}, {0x8, 0x1, 0x0, 0x7fffffff}]}, @RTA_OIF={0x8, 0x4, r1}, @RTA_TTL_PROPAGATE={0x8, 0x1a, 0x4}, @RTA_DST={0x10, 0x1, [{0x400, 0x100000000, 0x1, 0x7}, {0x9, 0x9, 0x0, 0x10000}, {0x40, 0xfffffffffffffff9, 0x7, 0x4}]}, @RTA_TTL_PROPAGATE={0x8, 0x1a, 0x76f}]}, 0x84}, 0x1, 0x0, 0x0, 0x10}, 0x8000) r2 = socket$inet(0x2, 0x1, 0x0) r3 = dup(r2) setsockopt$inet_tcp_int(r3, 0x6, 0x2, &(0x7f0000b10000)=0xc2, 0x6677bbc4) bind$inet(r2, &(0x7f00000f1000-0x10)={0x2, 0x3, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$SO_ATTACH_FILTER(r3, 0x1, 0x1a, &(0x7f0000e9c000-0x10)={0x1, &(0x7f0000f07000)=[{0x6, 0x0, 0x0, 0x101}]}, 0x10) connect$inet(r2, &(0x7f0000987000)={0x2, 0x3, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto(r2, &(0x7f0000024000-0xc3)="e6", 0x1, 0x0, &(0x7f0000538000+0x571)=@can={0x1d, 0x0, 0x0, 0x0}, 0x10) sendmsg$nl_xfrm(r3, &(0x7f0000f1c000)={&(0x7f0000834000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f00007fb000-0x10)={&(0x7f0000687000)=@acquire={0x180, 0x17, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, {{@in=@loopback=0x7f000001, 0xffffffffffffffff, 0x0}, @in=@multicast1=0xe0000001, {@in=@remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @in=@empty=0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@multicast1=0xe0000001, @in6=@mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0xffffffffffffffff}, [@algo_comp={0x58, 0x3, {{'deflate\x00'}, 0x78, "fbc5e522384e6e94806d5a5643a61f"}}]}, 0x180}, 0x1, 0x0, 0x0, 0x0}, 0x0) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000578000)={0x0, 0x3}, &(0x7f0000a08000-0x4)=0x8) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x66, &(0x7f0000656000-0x8)={r4, 0x5}, &(0x7f0000bd0000)=0x8) sendmsg$nl_xfrm(r3, &(0x7f0000a32000-0x38)={&(0x7f00002a4000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000c0a000-0x10)={&(0x7f0000644000-0x1a0)=@updsa={0x16c, 0x1a, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, {{@in6=@dev={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, @in=@rand_addr=0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {@in6=@ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0xff, 0xff], @empty=0x0}, 0xffffffffffffffff, 0x0}, @in6=@mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0}, 0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, [@algo_auth_trunc={0x7c, 0x14, {{'sha3-224\x00'}, 0x168, 0x0, "9027c874444c5f45ebaa5cb4d3ff00de5007eb6c2a5ff73e58bf90ad19aa74353689eb9745c3dfa42c00721505"}}]}, 0x16c}, 0x1, 0x0, 0x0, 0x0}, 0x0) sendmsg(r3, &(0x7f0000247000)={&(0x7f000058d000-0x3a)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0xffffffffffffffff, 0x0, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0xaa}, 0x0}}}, 0x3a, &(0x7f0000a58000-0x20)=[{&(0x7f00004e8000-0x3e2)="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", 0x3e2}], 0x1, &(0x7f0000f89000-0x80)=[], 0x0, 0x0}, 0x0) sendmsg$netlink(r3, &(0x7f0000791000)={&(0x7f0000757000-0xc)=@proc={0x10, 0x0, 0xffffffffffffffff, 0x0}, 0xc, &(0x7f0000713000)=[{&(0x7f00001b3000-0x6c8)={0x10, 0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, "", []}, 0x10}], 0x1, 0x0, 0x0, 0x800}, 0x8000) 2018/01/28 06:20:20 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = epoll_create1(0x0) r1 = fcntl$dupfd(r0, 0x0, r0) clock_gettime(0x0, &(0x7f000004a000)={0x0, 0x0}) openat$keychord(0xffffffffffffff9c, &(0x7f00005a6000-0xe)='/dev/keychord\x00', 0x200000, 0x0) ppoll(&(0x7f00002a8000)=[{r0, 0x0, 0x0}], 0x1, &(0x7f0000f80000)={0x0, r2+30000000}, &(0x7f0000f50000-0x8)={0x0}, 0x8) r3 = epoll_create1(0x0) r4 = timerfd_create(0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r1, &(0x7f0000d37000-0xc)={0x0, 0x0}) timerfd_settime(r4, 0x0, &(0x7f0000005000)={{0x0, 0x0}, {0x0, 0x989680}}, &(0x7f0000001000-0x20)={{0x0, 0x0}, {0x0, 0x0}}) epoll_pwait(r1, &(0x7f000059d000)=[{0x0, 0x0}], 0x1, 0x3ff, &(0x7f00002a8000)={0x0}, 0x8) epoll_ctl$EPOLL_CTL_ADD(r0, 0x1, r4, &(0x7f0000022000-0xc)={0x2001, 0x0}) 2018/01/28 06:20:20 executing program 5: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$keychord(0xffffffffffffff9c, &(0x7f0000000000)='/dev/keychord\x00', 0x80000, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_netrom_SIOCGSTAMPNS(r0, 0x8907, &(0x7f0000000000)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket$inet(0x2, 0x10000000000002, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000021000-0x38)={&(0x7f0000d19000)=@nfc={0x27, 0x0, 0x0, 0x0}, 0x10, &(0x7f000038c000)=[], 0x0, &(0x7f000081d000)=[], 0x0, 0x0}, 0x0) sendmmsg$inet_sctp(r1, &(0x7f000076a000-0x118)=[{&(0x7f000069c000-0x10)=@in={0x2, 0x0, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, &(0x7f0000f47000-0x60)=[{&(0x7f00004db000)="fb", 0x1}], 0x1, 0x0, 0x0, 0x0}], 0x1, 0x4008010) [ 35.786580] active_file:3518 inactive_file:8270 isolated_file:0 [ 35.786580] unevictable:0 dirty:165 writeback:0 unstable:0 [ 35.786580] slab_reclaimable:5231 slab_unreclaimable:59716 [ 35.786580] mapped:24025 shmem:49 pagetables:661 bounce:0 [ 35.786580] free:1473863 free_pcp:460 free_cma:0 [ 35.830888] Node 0 active_anon:228220kB inactive_anon:168kB active_file:14072kB inactive_file:33080kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96200kB dirty:660kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 73728kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 35.865373] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 35.894980] lowmem_reserve[]: 0 2908 6410 6410 [ 35.900136] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB [ 35.932211] lowmem_reserve[]: 0 0 3501 3501 [ 35.937116] Normal free:2908532kB min:36824kB low:46028kB high:55232kB active_anon:213604kB inactive_anon:168kB active_file:14072kB inactive_file:33080kB unevictable:0kB writepending:660kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:20924kB slab_unreclaimable:238744kB kernel_stack:5440kB pagetables:2644kB bounce:0kB free_pcp:1336kB local_pcp:700kB free_cma:0kB [ 35.971064] lowmem_reserve[]: 0 0 0 0 [ 35.975427] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 35.990882] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 36.008245] Normal: 809*4kB (UME) 254*8kB (UME) 121*16kB (UME) 53*32kB (UM) 13*64kB (UME) 7*128kB (M) 4*256kB (ME) 8*512kB (UM) 3*1024kB (UME) 3*2048kB (ME) 704*4096kB (M) = 2908548kB [ 36.027496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 36.036079] 11840 total pagecache pages [ 36.040031] 0 pages in swap cache [ 36.043483] Swap cache stats: add 0, delete 0, find 0/0 [ 36.048822] Free swap = 0kB [ 36.051851] Total swap = 0kB [ 36.054848] 1965979 pages RAM [ 36.057920] 0 pages HighMem/MovableOnly [ 36.062326] 320509 pages reserved [ 36.065804] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 36.076042] CPU: 1 PID: 5681 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 36.083544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.092868] ffff8801b1467948 ffffffff81d943a9 1ffff1003628cf2c ffff8801b146c800 [ 36.100828] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801b1467a58 [ 36.108792] ffffffff81451b82 024000c2b1467998 0000000041b58ab3 ffffffff84195325 [ 36.116759] Call Trace: [ 36.119315] [] dump_stack+0xc1/0x128 [ 36.124646] [] warn_alloc+0x212/0x240 [ 36.130063] [] ? zone_watermark_ok_safe+0x280/0x280 [ 36.136697] [] ? avc_has_perm+0xb0/0x4f0 [ 36.142383] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 36.148846] [] __vmalloc_node_range+0x3f5/0x5f0 [ 36.155132] [] ? check_preemption_disabled+0x3b/0x200 [ 36.161948] [] ? task_has_security+0x130/0x270 [ 36.168148] [] vmalloc+0x5b/0x70 [ 36.173132] [] ? sel_write_load+0x130/0xfd0 [ 36.179070] [] sel_write_load+0x130/0xfd0 [ 36.184836] [] ? get_futex_key+0x1050/0x1050 [ 36.190870] [] ? sel_read_bool+0x250/0x250 [ 36.196728] [] ? do_futex+0x3f8/0x15c0 [ 36.202233] [] ? sel_read_bool+0x250/0x250 [ 36.208084] [] __vfs_write+0x103/0x680 [ 36.213590] [] ? do_iter_readv_writev+0x400/0x400 [ 36.220058] [] ? __might_sleep+0x95/0x1a0 [ 36.225828] [] ? __lock_is_held+0xa1/0xf0 [ 36.231596] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 36.238498] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 36.245048] [] ? __sb_start_write+0x14a/0x310 [ 36.251164] [] vfs_write+0x189/0x530 [ 36.256497] [] SyS_pwrite64+0x13f/0x170 [ 36.262090] [] ? SyS_pread64+0x170/0x170 [ 36.267770] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 36.274578] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 36.281125] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 36.288350] Mem-Info: [ 36.290793] active_anon:53401 inactive_anon:42 isolated_anon:0 [ 36.290793] active_file:3518 inactive_file:8270 isolated_file:0 [ 36.290793] unevictable:0 dirty:165 writeback:0 unstable:0 [ 36.290793] slab_reclaimable:5231 slab_unreclaimable:59686 [ 36.290793] mapped:24025 shmem:49 pagetables:661 bounce:0 [ 36.290793] free:1476110 free_pcp:522 free_cma:0 [ 36.324045] Node 0 active_anon:213604kB inactive_anon:168kB active_file:14072kB inactive_file:33080kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96100kB dirty:660kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 73728kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 36.353417] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 36.383533] lowmem_reserve[]: 0 2908 6410 6410 [ 36.388687] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB [ 36.419740] lowmem_reserve[]: 0 0 3501 3501 [ 36.424665] Normal free:2908580kB min:36824kB low:46028kB high:55232kB active_anon:213528kB inactive_anon:168kB active_file:14076kB inactive_file:33112kB unevictable:0kB writepending:708kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:20932kB slab_unreclaimable:238732kB kernel_stack:5408kB pagetables:2500kB bounce:0kB free_pcp:1324kB local_pcp:636kB free_cma:0kB [ 36.458495] lowmem_reserve[]: 0 0 0 0 [ 36.462890] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 36.478158] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 36.495350] Normal: 809*4kB (UME) 254*8kB (UME) 121*16kB (UME) 54*32kB (UM) 13*64kB (UME) 7*128kB (M) 4*256kB (ME) 8*512kB (UM) 3*1024kB (UME) 3*2048kB (ME) 704*4096kB (M) = 2908580kB [ 36.514576] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 36.523325] 11852 total pagecache pages [ 36.527277] 0 pages in swap cache [ 36.530723] Swap cache stats: add 0, delete 0, find 0/0 [ 36.536060] Free swap = 0kB [ 36.539044] Total swap = 0kB [ 36.542059] 1965979 pages RAM 2018/01/28 06:20:21 executing program 2: r0 = socket(0xa, 0x2, 0x0) accept4$inet6(r0, &(0x7f0000ba8000)={0x0, 0xffffffffffffffff, 0x0, @mcast1={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, 0x0}, &(0x7f00000af000)=0x1c, 0x800) setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000574000)=0x0, 0x4) 2018/01/28 06:20:21 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socket$pppoe(0x18, 0x1, 0x0) r0 = syz_open_dev$mice(&(0x7f0000b8b000)='/dev/input/mice\x00', 0x0, 0x4000) bind$netlink(0xffffffffffffffff, &(0x7f0000001000)={0x0, 0x0, 0x0, 0x37}, 0xc) r1 = syz_open_dev$sg(&(0x7f000001b000-0x9)='/dev/sg#\x00', 0x0, 0x0) clone(0x0, &(0x7f0000fb0000)="", &(0x7f0000db4000-0x4)=0x0, &(0x7f000064d000)=0x0, &(0x7f00008c3000-0xed)="") ioctl(r1, 0x100000001, &(0x7f0000001000)="") r2 = memfd_create(&(0x7f00004eb000)='/dev/sg#\x00', 0x2) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f0000c92000)={0x0, @local={0x0, 0x0, 0xffffffffffffffff, 0x0}, @multicast2=0x0}, &(0x7f0000474000-0x4)=0xc) setsockopt$inet6_IPV6_PKTINFO(r2, 0x29, 0x32, &(0x7f000044c000-0x14)={@mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, r3}, 0x14) 2018/01/28 06:20:21 executing program 7: mmap(&(0x7f0000000000/0x8000)=nil, 0x8000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$binder(&(0x7f0000005000)='/dev/binder#\x00', 0x0, 0x0) ioctl$BINDER_SET_MAX_THREADS(r0, 0x40046205, 0x7) close(r0) r1 = syz_open_dev$binder(&(0x7f0000009000-0xd)='/dev/binder#\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x20011, r1, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r1, 0x40046207, 0x0) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000007000)={0x4, 0x0, &(0x7f0000006000-0x2c)=[@acquire_done={0x40486311, 0x0, 0x0}], 0x0, 0x0, &(0x7f0000002000)=""}) mmap(&(0x7f000000c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ppoll(&(0x7f000000c000)=[{r1, 0x0, 0x0}], 0x1, &(0x7f000000d000-0x10)={0x0, 0x0}, &(0x7f0000005000-0x8)={0x0}, 0x8) 2018/01/28 06:20:21 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) seccomp(0x1, 0x0, &(0x7f0000001000-0x10)={0x2, &(0x7f0000022000)=[{0x0, 0x0, 0x0, 0xffffffffffffffe0}, {0x16, 0x0, 0x0, 0x0}]}) socketpair(0x4, 0xa, 0x9, &(0x7f000012a000)={0x0, 0x0}) ioctl$ASHMEM_GET_PROT_MASK(r0, 0x7706, &(0x7f0000657000-0x8)={0x0, 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) clock_gettime(0x0, &(0x7f000081d000)={0x0, 0x0}) setsockopt$sock_timeval(r1, 0x1, 0xfb9a17e4ecdc6a95, &(0x7f0000840000)={r3, r4/1000+30000}, 0x10) writev(r2, &(0x7f0000eb6000)=[{&(0x7f0000074000)="390000001300094700bb61e1c30500000700000002000000450000000000800019001a000d0000000006280ff4000000fd17e9ffff06000400", 0x39}], 0x1) getsockopt$inet_dccp_buf(r1, 0x21, 0x80, &(0x7f0000e19000)=""/156, &(0x7f000024c000)=0x9c) 2018/01/28 06:20:21 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = memfd_create(&(0x7f0000f5f000-0x9)='!-md5sum\x00', 0x2) ioctl$DRM_IOCTL_WAIT_VBLANK(r0, 0xc018643a, &(0x7f0000796000-0xc)={0x0, 0x9, 0x2e}) r1 = socket(0x10, 0x2, 0xc) write(r1, &(0x7f00000a1000)="130000001000ffdde200f49ff60f050000230a", 0x13) 2018/01/28 06:20:21 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f000019f000)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$lock(r0, 0x8000000000000007, &(0x7f0000002000)={0x0, 0x0, 0x0, 0x0, 0x0}) fcntl$lock(r0, 0x24, &(0x7f000001d000)={0x8000000000000001, 0x0, 0x0, 0x0, 0x0}) r1 = accept(r0, &(0x7f00007fe000-0x8)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f00009db000)=0x8) getsockopt$inet_int(r1, 0x0, 0x17, &(0x7f0000c37000-0x4)=0x0, &(0x7f0000903000)=0x4) socketpair$unix(0x1, 0x5, 0x0, &(0x7f000036a000-0x8)={0x0, 0x0}) 2018/01/28 06:20:21 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) setsockopt$inet6_dccp_buf(r0, 0x21, 0xcf, &(0x7f00009ce000)="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", 0x1000) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000724000)={0x0, 0x80000, 0xffffffffffffff9c}) r2 = gettid() fstat(r0, &(0x7f0000080000-0x44)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$DRM_IOCTL_GET_CLIENT(r1, 0xc0286405, &(0x7f0000962000-0x28)={0xc000, 0x1, r2, 0x7fffffff, r3, 0x7fe00000, 0x1, 0x7f}) 2018/01/28 06:20:21 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$tun(&(0x7f00008af000)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000a5b000-0x28)={@common='gre0\x00', @ifru_names=@generic="4f54000cc0a1ed4f3a0a1fdc222073b5"}) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f000064a000-0xb)='/dev/hwrng\x00', 0x0, 0x0) ioctl$DRM_IOCTL_MODE_GETRESOURCES(r1, 0xc04064a0, &(0x7f00000e4000-0x40)={&(0x7f00006ab000-0x10)=[0x0, 0x0, 0x0, 0x0], &(0x7f0000246000-0x8)=[0x0, 0x0], &(0x7f0000c75000-0x8)=[0x0, 0x0], &(0x7f00009bb000-0x11)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x4, 0x2, 0x2, 0x6, 0x0, 0x0, 0x0, 0x0}) r2 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFADDR(r2, 0x8916, &(0x7f00007ff000)={@common='gre0\x00', @ifru_addrs={0x2, 0xffffffffffffffff, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) setsockopt$inet_mreqn(r2, 0x0, 0x27, &(0x7f0000a88000-0xc)={@multicast1=0xe0000001, @local={0xac, 0x14, 0x0, 0xaa}, 0x0}, 0xc) setsockopt$inet_mreqn(r2, 0x0, 0x27, &(0x7f0000dcd000-0xc)={@multicast1=0xe0000001, @local={0xac, 0x14, 0x0, 0xaa}, 0x0}, 0xc) [ 36.545141] 0 pages HighMem/MovableOnly [ 36.549080] 320509 pages reserved [ 36.560763] binder: 5704:5706 ioctl 40046205 7 returned -22 [ 36.567993] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) 2018/01/28 06:20:21 executing program 2: mmap(&(0x7f0000000000/0xc31000)=nil, 0xc31000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000c31000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f0000c32000-0x8)='./file0\x00', 0x10000, 0x1) r1 = inotify_init1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f00004ea000-0xc)={0x0, 0x0, 0x0}, &(0x7f0000821000)=0xc) fcntl$setown(r1, 0x8, r2) fcntl$getownex(r1, 0x10, &(0x7f0000c2f000-0x8)={0x0, 0x0}) ptrace$setopts(0x4206, r3, 0x0, 0x0) ptrace(0x4207, r3) waitid(0x0, 0x0, &(0x7f0000c30000-0x5)={0x0, 0x0, 0x0, 0x0}, 0x9, &(0x7f0000023000-0x90)={{0x0, 0x0}, {0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) mmap(&(0x7f0000c32000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$TUNSETIFINDEX(r0, 0x400454da, &(0x7f0000c32000)=0x8000) bind$vsock_stream(r1, &(0x7f0000b3e000)={0x28, 0x0, 0x2711, @hyper=0x0, 0x0}, 0x10) 2018/01/28 06:20:21 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_checkreqprot(0xffffffffffffff9c, &(0x7f000024e000-0x16)='/selinux/checkreqprot\x00', 0xc0000, 0x0) getsockopt$inet_sctp6_SCTP_GET_ASSOC_NUMBER(r0, 0x84, 0x1c, &(0x7f00000e4000-0x4)=0x0, &(0x7f0000df6000)=0x4) r1 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) ioctl$EVIOCGKEYCODE_V2(r0, 0x80284504, &(0x7f0000fd5000-0xb4)=""/180) pwrite64(r1, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:21 executing program 3: mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_avc_hash_stats(0xffffffffffffff9c, &(0x7f0000004000-0x18)='/selinux/avc/hash_stats\x00', 0x0, 0x0) mmap(&(0x7f0000007000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffff9c, 0x84, 0x71, &(0x7f0000008000-0x8)={0x0, 0x4}, &(0x7f0000003000)=0x8) mmap(&(0x7f0000007000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000007000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000007000)={r1, 0x81, "53821dd57c26c2c934fd07b061f565d404a6d3086e168c512ee5546e8028d5b1ef968b1b2a978b04fa4df35f862425d91409147a24e707cb15f46eba443ee91f2d5196afdeb35a65a7b6eef505f95aa86afcbaea0ad0b20ca83cb8af8fe037b4b1b468fb16c90ae1c61167d43e429afc9930b6178136494313624e45ec3ff92607"}, &(0x7f0000008000-0x4)=0x89) r2 = syz_open_dev$evdev(&(0x7f0000000000)='/dev/input/event#\x00', 0x20000000000, 0x0) ioctl$EVIOCSKEYCODE_V2(r2, 0x40284504, &(0x7f0000006000-0x28)={0x0, 0x0, 0x0, 0x0, "6bf1e49d86d1058ed1ec37a00bd1f3d669e74a791f78cee45b375c1311e33f34"}) 2018/01/28 06:20:21 executing program 1: mmap(&(0x7f0000000000/0xf6a000)=nil, 0xf6a000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) bind$inet6(r0, &(0x7f0000710000-0x1d)={0xa, 0x0, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}, 0x1c) mmap(&(0x7f0000f6a000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$keychord(0xffffffffffffff9c, &(0x7f0000f6a000+0xcf3)='/dev/keychord\x00', 0xc01, 0x0) fchmodat(r1, &(0x7f0000a23000)='./file0\x00', 0x1e0) setsockopt$sock_int(r0, 0x1, 0xf, &(0x7f0000f5a000-0x4)=0x4, 0x4) r2 = dup3(r0, r0, 0x0) bind$inet(r2, &(0x7f0000003000-0x10)={0x2, 0x2, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) r3 = socket$inet6(0xa, 0x2, 0x0) setsockopt$sock_int(r3, 0x1, 0xf, &(0x7f0000d1c000)=0x2c, 0x4) mmap(&(0x7f0000f6b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fcntl$getown(r2, 0x9) mmap(&(0x7f0000f6b000/0x2000)=nil, 0x2000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f6b000/0x2000)=nil, 0x2000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f6b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) geteuid() mmap(&(0x7f0000f6b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f6b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getresuid(&(0x7f0000f6b000)=0x0, &(0x7f00004cc000-0x4)=0x0, &(0x7f0000f6c000-0x4)=0x0) mmap(&(0x7f0000f6b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f6b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f6b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f0000f6b000)=0x0) fstat(r0, &(0x7f000023b000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getegid() fcntl$getownex(r3, 0x10, &(0x7f000080d000-0x8)={0x0, 0x0}) lstat(&(0x7f00003ad000)='./file0\x00', &(0x7f0000b2f000-0x44)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getegid() mmap(&(0x7f0000f6b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/01/28 06:20:21 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000395000)='./file0\x00', 0x0) r0 = creat(&(0x7f0000016000-0xc)='./file0/bus\x00', 0x0) fallocate(r0, 0x1, 0x10001, 0x76) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000035000)='/dev/sequencer\x00', 0x0, 0x0) r2 = dup3(r0, r1, 0x0) open(&(0x7f00000f1000-0xc)='./file0/bus\x00', 0x8000, 0x45) truncate(&(0x7f0000034000)='./file0/bus\x00', 0x8002) lseek(r2, 0x0, 0x4) [ 36.568004] CPU: 1 PID: 5713 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 36.568009] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.568023] ffff8801c8e1f948 ffffffff81d943a9 1ffff100391c3f2c ffff8801c91ae000 2018/01/28 06:20:21 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000e66000)=0x0) r1 = syz_open_procfs(r0, &(0x7f0000f89000)='net/ipv6_route\x00') mmap(&(0x7f0000a99000/0x1000)=nil, 0x1000, 0x3, 0x10, 0xffffffffffffffff, 0x0) socket$inet_sctp(0x2, 0x0, 0x84) readv(r1, &(0x7f00009a6000-0x80)=[{&(0x7f0000a9a000-0x1000)=""/4096, 0x1000}], 0x1) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = accept4$ax25(r1, &(0x7f0000001000-0x10)={0x0, {""/7}, 0x0}, &(0x7f0000001000-0x4)=0x10, 0x80000) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_pktinfo(r1, 0x0, 0x8, &(0x7f0000001000-0xc)={0x0, @rand_addr=0x0, @rand_addr=0x0}, &(0x7f00005b1000-0x4)=0xc) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) bind(r2, &(0x7f0000000000)=@ll={0x11, 0xf5, r3, 0x1, 0x3ff, 0x6, @random="6cc4d92daf55", [0x0, 0x0]}, 0x14) readv(r1, &(0x7f0000d3c000-0x10)=[{&(0x7f000097a000-0x1000)=""/4096, 0x1000}], 0x1) [ 36.568034] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c8e1fa58 [ 36.568045] ffffffff81451b82 024000c2c8e1f998 0000000041b58ab3 ffffffff84195325 [ 36.568046] Call Trace: [ 36.568060] [] dump_stack+0xc1/0x128 [ 36.568071] [] warn_alloc+0x212/0x240 [ 36.568082] [] ? zone_watermark_ok_safe+0x280/0x280 [ 36.568096] [] ? avc_has_perm+0xb0/0x4f0 [ 36.568107] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 36.568117] [] __vmalloc_node_range+0x3f5/0x5f0 [ 36.568129] [] ? check_preemption_disabled+0x3b/0x200 [ 36.568139] [] ? task_has_security+0x130/0x270 [ 36.568148] [] vmalloc+0x5b/0x70 [ 36.568157] [] ? sel_write_load+0x130/0xfd0 [ 36.568166] [] sel_write_load+0x130/0xfd0 [ 36.568175] [] ? get_futex_key+0x1050/0x1050 [ 36.568183] [] ? sel_read_bool+0x250/0x250 [ 36.568191] [] ? do_futex+0x3f8/0x15c0 [ 36.568201] [] ? sel_read_bool+0x250/0x250 [ 36.568211] [] __vfs_write+0x103/0x680 [ 36.568220] [] ? do_iter_readv_writev+0x400/0x400 [ 36.568231] [] ? __might_sleep+0x95/0x1a0 [ 36.568253] [] ? __lock_is_held+0xa1/0xf0 [ 36.568264] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 36.568273] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 36.568282] [] ? __sb_start_write+0x14a/0x310 [ 36.568290] [] vfs_write+0x189/0x530 [ 36.568301] [] SyS_pwrite64+0x13f/0x170 [ 36.568308] [] ? SyS_pread64+0x170/0x170 [ 36.568315] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 36.568322] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 36.568331] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 36.569735] Mem-Info: [ 36.569761] active_anon:53506 inactive_anon:42 isolated_anon:0 [ 36.569761] active_file:3519 inactive_file:8281 isolated_file:0 [ 36.569761] unevictable:0 dirty:179 writeback:0 unstable:0 [ 36.569761] slab_reclaimable:5233 slab_unreclaimable:59684 [ 36.569761] mapped:24062 shmem:49 pagetables:684 bounce:0 [ 36.569761] free:1475339 free_pcp:331 free_cma:0 [ 36.569784] Node 0 active_anon:214024kB inactive_anon:168kB active_file:14076kB inactive_file:33124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96248kB dirty:716kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 69632kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 36.569806] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 36.569835] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 36.569866] Normal free:2905448kB min:36824kB low:46028kB high:55232kB active_anon:214024kB inactive_anon:168kB active_file:14076kB inactive_file:33124kB unevictable:0kB writepending:716kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:20932kB slab_unreclaimable:238736kB kernel_stack:5984kB pagetables:2736kB bounce:0kB free_pcp:564kB local_pcp:176kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 36.569913] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 716*4kB (UME) 247*8kB (UME) 120*16kB (UME) 33*32kB (UM) 13*64kB (UME) 7*128kB (M) 4*256kB (ME) 8*512kB (UM) 3*1024kB (UME) 2*2048kB (ME) 704*4096kB (M) = 2905416kB [ 36.570002] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 36.570005] 11853 total pagecache pages [ 36.570008] 0 pages in swap cache [ 36.570011] Swap cache stats: add 0, delete 0, find 0/0 [ 36.570013] Free swap = 0kB [ 36.570015] Total swap = 0kB [ 36.570018] 1965979 pages RAM [ 36.570019] 0 pages HighMem/MovableOnly [ 36.570021] 320509 pages reserved [ 36.592601] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 36.592611] CPU: 0 PID: 5723 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 36.592616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.592633] ffff8801b147f948 ffffffff81d943a9 1ffff1003628ff2c ffff8801b1470000 [ 36.592644] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801b147fa58 [ 36.592655] ffffffff81451b82 024000c2b147f998 0000000041b58ab3 ffffffff84195325 [ 36.592657] Call Trace: [ 36.592671] [] dump_stack+0xc1/0x128 [ 36.592681] [] warn_alloc+0x212/0x240 [ 36.592691] [] ? zone_watermark_ok_safe+0x280/0x280 [ 36.592703] [] ? avc_has_perm+0xb0/0x4f0 [ 36.592713] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 36.592722] [] __vmalloc_node_range+0x3f5/0x5f0 [ 36.592732] [] ? check_preemption_disabled+0x3b/0x200 [ 36.592740] [] ? task_has_security+0x130/0x270 [ 36.592757] [] vmalloc+0x5b/0x70 [ 36.592767] [] ? sel_write_load+0x130/0xfd0 [ 36.592776] [] sel_write_load+0x130/0xfd0 [ 36.592785] [] ? avc_has_extended_perms+0x3fc/0xf10 [ 36.592794] [] ? sel_read_bool+0x250/0x250 [ 36.592805] [] ? __lock_acquire+0x629/0x3640 [ 36.592813] [] ? sel_read_bool+0x250/0x250 [ 36.592821] [] __vfs_write+0x103/0x680 [ 36.592829] [] ? do_iter_readv_writev+0x400/0x400 [ 36.592837] [] ? __might_sleep+0x95/0x1a0 [ 36.592845] [] ? __lock_is_held+0xa1/0xf0 [ 36.592853] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 36.592859] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 36.592866] [] ? __sb_start_write+0x14a/0x310 [ 36.592874] [] vfs_write+0x189/0x530 [ 36.592883] [] SyS_pwrite64+0x13f/0x170 [ 36.592891] [] ? SyS_pread64+0x170/0x170 [ 36.592899] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 36.592907] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 36.592916] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 36.592919] Mem-Info: [ 36.592938] active_anon:55614 inactive_anon:42 isolated_anon:0 [ 36.592938] active_file:3519 inactive_file:8281 isolated_file:0 [ 36.592938] unevictable:0 dirty:179 writeback:0 unstable:0 [ 36.592938] slab_reclaimable:5233 slab_unreclaimable:59789 [ 36.592938] mapped:24112 shmem:49 pagetables:721 bounce:0 [ 36.592938] free:1473656 free_pcp:279 free_cma:0 [ 36.592957] Node 0 active_anon:222456kB inactive_anon:168kB active_file:14076kB inactive_file:33124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96448kB dirty:716kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 69632kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 36.592974] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 36.593000] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 36.593026] Normal free:2898716kB min:36824kB low:46028kB high:55232kB active_anon:222456kB inactive_anon:168kB active_file:14076kB inactive_file:33124kB unevictable:0kB writepending:716kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:20932kB slab_unreclaimable:239156kB kernel_stack:6176kB pagetables:2884kB bounce:0kB free_pcp:356kB local_pcp:312kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 36.593076] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 685*4kB (UME) 245*8kB (UM) 118*16kB (UME) 25*32kB (M) 11*64kB (ME) 8*128kB (UM) 5*256kB (UME) 7*512kB (M) 3*1024kB (UME) 1*2048kB (E) 703*4096kB (M) = 2898588kB [ 36.593163] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 36.593165] 11853 total pagecache pages [ 36.593169] 0 pages in swap cache [ 36.593173] Swap cache stats: add 0, delete 0, find 0/0 [ 36.593175] Free swap = 0kB [ 36.593176] Total swap = 0kB [ 36.593179] 1965979 pages RAM [ 36.593181] 0 pages HighMem/MovableOnly [ 36.593183] 320509 pages reserved [ 36.638089] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 36.638099] CPU: 0 PID: 5735 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 36.638103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.638117] ffff8801b14cf948 ffffffff81d943a9 1ffff10036299f2c ffff8801b148c800 [ 36.638128] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801b14cfa58 [ 36.638138] ffffffff81451b82 024000c2b14cf998 0000000041b58ab3 ffffffff84195325 [ 36.638139] Call Trace: [ 36.638153] [] dump_stack+0xc1/0x128 [ 36.638163] [] warn_alloc+0x212/0x240 [ 36.638173] [] ? zone_watermark_ok_safe+0x280/0x280 [ 36.638184] [] ? avc_has_perm+0xb0/0x4f0 [ 36.638196] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 36.638207] [] __vmalloc_node_range+0x3f5/0x5f0 [ 36.638217] [] ? check_preemption_disabled+0x3b/0x200 [ 36.638225] [] ? task_has_security+0x130/0x270 [ 36.638232] [] vmalloc+0x5b/0x70 [ 36.638239] [] ? sel_write_load+0x130/0xfd0 [ 36.638246] [] sel_write_load+0x130/0xfd0 [ 36.638254] [] ? get_futex_key+0x1050/0x1050 [ 36.638262] [] ? sel_read_bool+0x250/0x250 [ 36.638269] [] ? do_futex+0x3f8/0x15c0 [ 36.638276] [] ? sel_read_bool+0x250/0x250 [ 36.638284] [] __vfs_write+0x103/0x680 [ 36.638292] [] ? do_iter_readv_writev+0x400/0x400 [ 36.638301] [] ? __might_sleep+0x95/0x1a0 [ 36.638309] [] ? __lock_is_held+0xa1/0xf0 [ 36.638318] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 36.638325] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 36.638332] [] ? __sb_start_write+0x14a/0x310 [ 36.638339] [] vfs_write+0x189/0x530 [ 36.638348] [] SyS_pwrite64+0x13f/0x170 [ 36.638356] [] ? SyS_pread64+0x170/0x170 [ 36.638364] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 36.638373] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 36.638381] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 36.638384] Mem-Info: [ 36.638404] active_anon:57097 inactive_anon:42 isolated_anon:0 [ 36.638404] active_file:3519 inactive_file:8281 isolated_file:0 [ 36.638404] unevictable:0 dirty:179 writeback:0 unstable:0 [ 36.638404] slab_reclaimable:5233 slab_unreclaimable:59803 [ 36.638404] mapped:24062 shmem:49 pagetables:721 bounce:0 [ 36.638404] free:1472055 free_pcp:455 free_cma:0 [ 36.638422] Node 0 active_anon:228388kB inactive_anon:168kB active_file:14076kB inactive_file:33124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96248kB dirty:716kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 69632kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 36.638438] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 36.638464] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 36.638486] Normal free:2892312kB min:36824kB low:46028kB high:55232kB active_anon:228388kB inactive_anon:168kB active_file:14076kB inactive_file:33124kB unevictable:0kB writepending:716kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:20932kB slab_unreclaimable:239212kB kernel_stack:5984kB pagetables:2884kB bounce:0kB free_pcp:1072kB local_pcp:596kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 36.638532] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 592*4kB (UME) 247*8kB (UM) 116*16kB (UM) 39*32kB (UM) 12*64kB (UME) 8*128kB (UM) 4*256kB (ME) 7*512kB (M) 3*1024kB (UME) 2*2048kB (ME) 701*4096kB (M) = 2892312kB 2018/01/28 06:20:22 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000045000-0x8)={0xffffffffffffffff, 0xffffffffffffffff}) bind$unix(r0, &(0x7f000039a000)=@abs={0x1, 0x0, 0x1}, 0x8) connect$unix(r1, &(0x7f0000c7e000-0x8)=@abs={0x0, 0x0, 0x1}, 0xfffffffffffffd2b) sendmmsg$unix(r1, &(0x7f00000bd000)=[], 0x80, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000c45000)='net/bnep\x00') ioctl$SIOCSIFMTU(r2, 0x8922, &(0x7f0000bb5000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x3, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) connect$unix(r0, &(0x7f00003de000)=@file={0x1, './file0\x00'}, 0xfffffffffffffe95) bind$unix(r2, &(0x7f00002ad000)=@abs={0x0, 0x0, 0x3}, 0x8) connect$unix(r0, &(0x7f0000681000)=@abs={0x0, 0x0, 0x0}, 0x8) get_thread_area(&(0x7f0000e7c000)={0x5, 0xffffffff, 0xffffffff, 0x6, 0x4, 0x9, 0x101, 0x1, 0x2, 0x800}) 2018/01/28 06:20:22 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) socket$unix(0x1, 0x2, 0x0) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) flistxattr(r0, &(0x7f0000e52000-0x3f)=""/63, 0x3f) 2018/01/28 06:20:22 executing program 6: mmap(&(0x7f0000000000/0x954000)=nil, 0x954000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x2, 0x0) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000774000-0xe)='net/protocols\x00') getpeername$ipx(r1, &(0x7f000044e000)={0x0, 0x0, 0x0, ""/6, 0x0, 0x0}, &(0x7f0000793000)=0x10) getsockopt$inet_sctp6_SCTP_HMAC_IDENT(r1, 0x84, 0x16, &(0x7f0000026000-0x5)={0x2, [0x10001, 0xb45]}, &(0x7f00000c0000)=0x8) setsockopt$ax25_buf(r1, 0x101, 0x19, &(0x7f00000b1000-0x35)="ccb9303629bd5210902ea13f8d142afe2898cd9809c1d22c58fb4067e7cc07c0ceb0ce15dfb800ba6cfc9a7657718d682263e08aa8", 0x35) getsockopt$inet_opts(r0, 0x0, 0x20000000050, &(0x7f000094d000)=""/0, &(0x7f000094e000-0x4)=0x0) 2018/01/28 06:20:22 executing program 5: mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000001000-0xc)='/dev/ashmem\x00', 0x0, 0x0) ioctl$ASHMEM_SET_SIZE(r0, 0x40087703, 0x7687) openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000004000-0x1d)='/selinux/avc/cache_threshold\x00', 0x2, 0x0) lseek(r0, 0x0, 0x0) 2018/01/28 06:20:22 executing program 0: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_mls(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/mls\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) stat(&(0x7f0000000000)='./file0\x00', &(0x7f00005eb000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$TUNSETOWNER(r0, 0x400454cc, &(0x7f0000000000)=r1) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f0000455000-0x98)={0x0, @in={{0x2, 0x3, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x2, 0xe0000}, &(0x7f0000b1e000)=0x98) setsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000f26000)={r2, 0xffffffffffffff00, 0x7, 0x7e19e56a}, 0x10) r3 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$ASHMEM_GET_PROT_MASK(r0, 0x7706, &(0x7f0000e2d000)={0x0, 0x0}) r4 = openat$keychord(0xffffffffffffff9c, &(0x7f0000ab7000)='/dev/keychord\x00', 0x200, 0x0) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r4, 0x40505412, &(0x7f0000dfc000-0x50)={0x2, 0xffffffffffffff7f, 0x0, 0x0, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) setsockopt$inet6_int(r3, 0x29, 0x49, &(0x7f0000db9000)=0x0, 0x4) 2018/01/28 06:20:22 executing program 1: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) r1 = creat(&(0x7f0000012000-0x8)='./file0\x00', 0xa0) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_proto_private(r1, 0x89ec, &(0x7f0000004000-0x1000)="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") ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1, 0x0}) r2 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x80, 0x40980) setsockopt$inet_sctp6_SCTP_EVENTS(r2, 0x84, 0xb, &(0x7f0000013000)={0x8, 0x80000001, 0x81, 0x6, 0x8000, 0x3, 0xff, 0x4, 0x9, 0xfffffffffffffa5d, 0x6}, 0xb) utimensat(0xffffffffffffffff, &(0x7f0000013000-0x8)='./file0\x00', &(0x7f0000001000-0x20)={{0x0, 0x0}, {0x0, 0x0}}, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_FIOGETOWN(r2, 0x8903, &(0x7f0000c9c000)=0x0) timer_create(0x6, &(0x7f0000e3d000-0x60)={0x0, 0x3e, 0x2, @tid=r3, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000c27000-0x4)=0x0) r4 = gettid() timer_create(0x0, &(0x7f0000044000)={0x0, 0x12, 0x0, @tid=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000044000)=0x0) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, &(0x7f0000040000)={{0x0, 0x0}, {0x0, 0x0}}) tkill(r4, 0x15) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f00000c1000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2018/01/28 06:20:22 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000406000)='net/ipv6_route\x00') r1 = syz_open_procfs(0x0, &(0x7f0000426000)="636f6d6d0007008dc600000000007100006c03ad635018290105000000caab6161f7") ioctl$sock_inet6_tcp_SIOCOUTQNSD(r0, 0x894b, &(0x7f00009bc000-0x4)=0x0) sendfile(r1, r0, &(0x7f00001e0000-0x8)=0x20, 0x400) 2018/01/28 06:20:22 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = dup(0xffffffffffffff9c) fcntl$setsig(r0, 0xa, 0x2a) r1 = syz_open_dev$evdev(&(0x7f00003ac000)='/dev/input/event#\x00', 0x0, 0x0) ioctl$int_in(r1, 0x5452, &(0x7f0000348000-0x8)=0x3) [ 36.638618] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 36.638620] 11853 total pagecache pages [ 36.638624] 0 pages in swap cache [ 36.638628] Swap cache stats: add 0, delete 0, find 0/0 [ 36.638630] Free swap = 0kB [ 36.638631] Total swap = 0kB [ 36.638633] 1965979 pages RAM [ 36.638636] 0 pages HighMem/MovableOnly [ 36.638637] 320509 pages reserved [ 36.641271] binder: 5704:5743 ioctl 40046205 7 returned -22 [ 38.058014] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 38.079177] CPU: 1 PID: 5761 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 38.086711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 38.096054] ffff8801c836f948 ffffffff81d943a9 1ffff1003906df2c ffff8801cc384800 2018/01/28 06:20:22 executing program 2: mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f000064d000-0x20)={@loopback={0x0, 0x1}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000002000-0x4)=0x20) 2018/01/28 06:20:22 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000015b000-0x10)='/dev/sequencer2\x00', 0x4, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r0, 0x40085112, &(0x7f0000fb6000-0x50)={{0xffffffffffffffff, 0x8020a}, {0x0, 0x0}, 0xffffffff, 0x0, 0x0, [0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) 2018/01/28 06:20:22 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$keychord(0xffffffffffffff9c, &(0x7f000087a000-0xe)='/dev/keychord\x00', 0x0, 0x0) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f00008b4000-0xc)={0x0, 0x0}) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r0, 0x84, 0x70, &(0x7f0000c6c000-0x108)={0x0, @in={{0x2, 0x1, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0xff, 0x2, 0x6, 0x6, 0x600000000, 0xe5, 0x81, 0xfff, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x4]}, &(0x7f0000a04000)=0x108) setsockopt$inet_sctp6_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000ddd000-0x8)=@assoc_value={r2, 0x10000}, 0x8) ioctl$PIO_FONTRESET(r0, 0x4b6d, 0x0) epoll_ctl$EPOLL_CTL_MOD(r1, 0x3, r0, &(0x7f0000846000-0xc)={0x0, 0x0}) [ 38.104052] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c836fa58 [ 38.112044] ffffffff81451b82 024000c2c836f998 0000000041b58ab3 ffffffff84195325 [ 38.120064] Call Trace: [ 38.122635] [] dump_stack+0xc1/0x128 [ 38.127974] [] warn_alloc+0x212/0x240 [ 38.133410] [] ? zone_watermark_ok_safe+0x280/0x280 [ 38.140063] [] ? avc_has_perm+0xb0/0x4f0 [ 38.145785] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 38.152266] [] __vmalloc_node_range+0x3f5/0x5f0 [ 38.158590] [] ? check_preemption_disabled+0x3b/0x200 [ 38.165430] [] ? task_has_security+0x130/0x270 [ 38.171649] [] vmalloc+0x5b/0x70 [ 38.176639] [] ? sel_write_load+0x130/0xfd0 [ 38.182579] [] sel_write_load+0x130/0xfd0 [ 38.188347] [] ? get_futex_key+0x1050/0x1050 [ 38.194374] [] ? sel_read_bool+0x250/0x250 [ 38.200227] [] ? do_futex+0x3f8/0x15c0 [ 38.205740] [] ? sel_read_bool+0x250/0x250 [ 38.211653] [] __vfs_write+0x103/0x680 [ 38.217157] [] ? do_iter_readv_writev+0x400/0x400 [ 38.223617] [] ? __might_sleep+0x95/0x1a0 [ 38.229382] [] ? __lock_is_held+0xa1/0xf0 [ 38.235150] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 38.241963] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 38.248509] [] ? __sb_start_write+0x14a/0x310 [ 38.254629] [] vfs_write+0x189/0x530 [ 38.259960] [] SyS_pwrite64+0x13f/0x170 [ 38.265557] [] ? SyS_pread64+0x170/0x170 [ 38.271242] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 38.278050] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 38.284604] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 38.295920] Mem-Info: [ 38.298411] active_anon:52352 inactive_anon:42 isolated_anon:0 [ 38.298411] active_file:3519 inactive_file:8302 isolated_file:0 [ 38.298411] unevictable:0 dirty:195 writeback:0 unstable:0 [ 38.298411] slab_reclaimable:5241 slab_unreclaimable:59626 [ 38.298411] mapped:23996 shmem:49 pagetables:615 bounce:0 [ 38.298411] free:1477301 free_pcp:391 free_cma:0 [ 38.331832] Node 0 active_anon:209408kB inactive_anon:168kB active_file:14076kB inactive_file:33208kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:95984kB dirty:792kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 59392kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 38.361567] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 38.390933] lowmem_reserve[]: 0 2908 6410 6410 [ 38.396119] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB [ 38.427154] lowmem_reserve[]: 0 0 3501 3501 [ 38.432084] Normal free:2913264kB min:36824kB low:46028kB high:55232kB active_anon:209412kB inactive_anon:168kB active_file:14084kB inactive_file:33220kB unevictable:0kB writepending:800kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:20972kB slab_unreclaimable:238512kB kernel_stack:5472kB pagetables:2496kB bounce:0kB free_pcp:788kB local_pcp:124kB free_cma:0kB [ 38.465822] lowmem_reserve[]: 0 0 0 0 [ 38.470187] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 38.485509] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 38.502847] Normal: 896*4kB (UME) 248*8kB (UM) 125*16kB (UME) 66*32kB (UME) 13*64kB (UM) 8*128kB (UM) 5*256kB (UME) 7*512kB (M) 3*1024kB (UME) 3*2048kB (ME) 705*4096kB (M) = 2913296kB [ 38.522046] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 38.530759] 11876 total pagecache pages [ 38.534711] 0 pages in swap cache [ 38.538131] Swap cache stats: add 0, delete 0, find 0/0 [ 38.543489] Free swap = 0kB [ 38.546486] Total swap = 0kB [ 38.549472] 1965979 pages RAM [ 38.552568] 0 pages HighMem/MovableOnly [ 38.556515] 320509 pages reserved [ 38.559970] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 38.569926] CPU: 0 PID: 5790 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 38.577427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 38.586751] ffff8801c920f948 ffffffff81d943a9 1ffff10039241f2c ffff8801c8948000 [ 38.594718] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c920fa58 [ 38.602683] ffffffff81451b82 024000c2c920f998 0000000041b58ab3 ffffffff84195325 [ 38.610654] Call Trace: [ 38.613211] [] dump_stack+0xc1/0x128 [ 38.618569] [] warn_alloc+0x212/0x240 [ 38.624015] [] ? zone_watermark_ok_safe+0x280/0x280 [ 38.630649] [] ? avc_has_perm+0xb0/0x4f0 [ 38.636329] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 38.642790] [] __vmalloc_node_range+0x3f5/0x5f0 [ 38.649076] [] ? check_preemption_disabled+0x3b/0x200 [ 38.655882] [] ? task_has_security+0x130/0x270 [ 38.662079] [] vmalloc+0x5b/0x70 [ 38.667061] [] ? sel_write_load+0x130/0xfd0 [ 38.672999] [] sel_write_load+0x130/0xfd0 [ 38.678763] [] ? get_futex_key+0x1050/0x1050 [ 38.684788] [] ? sel_read_bool+0x250/0x250 [ 38.690640] [] ? do_futex+0x3f8/0x15c0 [ 38.696151] [] ? __rwsem_mark_wake.part.0+0x1ad/0x300 [ 38.702960] [] ? sel_read_bool+0x250/0x250 [ 38.708816] [] __vfs_write+0x103/0x680 [ 38.714320] [] ? do_iter_readv_writev+0x400/0x400 [ 38.720785] [] ? __might_sleep+0x95/0x1a0 [ 38.726552] [] ? __lock_is_held+0xa1/0xf0 [ 38.732316] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 38.739122] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 38.745669] [] ? __sb_start_write+0x14a/0x310 [ 38.751782] [] vfs_write+0x189/0x530 [ 38.757111] [] SyS_pwrite64+0x13f/0x170 [ 38.762709] [] ? SyS_pread64+0x170/0x170 [ 38.768389] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 38.775196] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 38.781743] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 38.789239] Mem-Info: [ 38.791691] active_anon:52353 inactive_anon:42 isolated_anon:0 [ 38.791691] active_file:3521 inactive_file:8305 isolated_file:0 [ 38.791691] unevictable:0 dirty:205 writeback:0 unstable:0 [ 38.791691] slab_reclaimable:5243 slab_unreclaimable:59629 [ 38.791691] mapped:24000 shmem:49 pagetables:624 bounce:0 [ 38.791691] free:1477309 free_pcp:381 free_cma:0 [ 38.825107] Node 0 active_anon:209412kB inactive_anon:168kB active_file:14084kB inactive_file:33220kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96000kB dirty:820kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 71680kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 38.854467] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 38.883798] lowmem_reserve[]: 0 2908 6410 6410 [ 38.888952] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB [ 38.920274] lowmem_reserve[]: 0 0 3501 3501 [ 38.925201] Normal free:2913328kB min:36824kB low:46028kB high:55232kB active_anon:209412kB inactive_anon:168kB active_file:14084kB inactive_file:33220kB unevictable:0kB writepending:824kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:20972kB slab_unreclaimable:238516kB kernel_stack:5408kB pagetables:2496kB bounce:0kB free_pcp:760kB local_pcp:652kB free_cma:0kB [ 38.958940] lowmem_reserve[]: 0 0 0 0 [ 38.963306] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 38.978545] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB 2018/01/28 06:20:23 executing program 2: r0 = add_key(&(0x7f0000d36000)='blacklist\x00', &(0x7f00008be000)={0x73, 0x79, 0x7a, 0x2, 0x0}, 0x0, 0x0, 0xfffffffffffffffe) keyctl$setperm(0x5, r0, 0x2) r1 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_SIOCSIFBR(r1, 0x8941, &(0x7f00007e8000-0x8)=@generic={0x10000, 0x3, 0x5}) setsockopt$inet_mreqn(r1, 0x0, 0x2a, &(0x7f000008a000-0xc)={@rand_addr=0x0, @local={0xac, 0x14, 0x0, 0xaa}, 0x0}, 0xc) 2018/01/28 06:20:23 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x1, 0x2) setsockopt$sock_int(r0, 0x1, 0x4000000000000002, &(0x7f0000fee000)=0x3fa, 0x4) bind$inet6(r0, &(0x7f0000d1a000)={0xa, 0x0, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}, 0x1c) setsockopt$inet6_mtu(r0, 0x29, 0x17, &(0x7f0000379000)=0x2, 0x4) 2018/01/28 06:20:23 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$llc(0xffffffffffffffff, &(0x7f0000318000)="69d6575d5ecd0125ccae0a91ac83", 0xe, 0x800, &(0x7f0000ee9000-0x10)={0x1a, 0x1f, 0x87, 0xa040, 0x4, 0x1000, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}, [0x0, 0x0]}, 0x10) syz_open_dev$mice(&(0x7f0000d4e000)='/dev/input/mice\x00', 0x0, 0x200400) setsockopt$inet6_int(r0, 0x29, 0x3e, &(0x7f0000f06000-0x4)=0x0, 0x85d7) 2018/01/28 06:20:23 executing program 1: mmap(&(0x7f0000000000/0xf12000)=nil, 0xf12000, 0x1000001, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000017000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_icmp(0xa, 0x2, 0x3a) mmap(&(0x7f0000f12000/0x1000)=nil, 0x1000, 0x2000000, 0x2811, r0, 0x0) ioctl$sock_SIOCOUTQ(r0, 0x5411, &(0x7f00009cc000)=0x0) getpgrp(0x0) socket$netlink(0x10, 0x3, 0x16) r1 = syz_open_procfs(0x0, &(0x7f00003c8000-0x78)="617474722f667363726561746500ea702b3c1029986b79daea889824f3921473467fa485ef59245366fcd2a0a6219dfc1a2768c56f5814f705069e8a3bff0fd0c6c6bc0eaa382122d039026120ff7e195143c0125657442721e77790609fa7afed1122d9db38ace4bfde28be09f66643281106f1997cafda") writev(r1, &(0x7f0000017000)=[{&(0x7f0000009000)='~', 0x1}], 0x1) ioctl$sock_inet_SIOCGIFADDR(r0, 0x8915, &(0x7f0000784000)={@generic="8468d56ad57441b84cc772dc60aaefbc", @ifru_flags=0x2}) mmap(&(0x7f0000f13000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ptrace$getregset(0x4204, 0x0, 0x201, &(0x7f0000bf8000)={&(0x7f0000f13000)=""/42, 0x2a}) mmap(&(0x7f0000f14000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f14000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f14000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f14000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) recvmmsg(r0, &(0x7f0000a13000-0x3c)=[{{&(0x7f0000a83000)=@un=@file={0x0, ""/97}, 0x63, &(0x7f000046e000)=[{&(0x7f0000f15000-0x24)=""/36, 0x24}, {&(0x7f0000f14000)=""/4096, 0x1000}, {&(0x7f0000002000-0xa1)=""/161, 0xa1}, {&(0x7f0000007000)=""/128, 0x80}, {&(0x7f0000f14000)=""/204, 0xcc}, {&(0x7f0000dab000-0x10)=""/16, 0x10}, {&(0x7f000003d000)=""/228, 0xe4}], 0x7, &(0x7f0000f15000-0x5c)=""/92, 0x5c, 0xffffffffffffffff}, 0x0}], 0x1, 0x10100, &(0x7f0000780000-0x10)={0x0, 0x989680}) 2018/01/28 06:20:23 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000729000-0x11)='/dev/vga_arbiter\x00', 0x80200, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000576000-0xe8)={{{@in6=@dev={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, @in6=@ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0], @dev={0x0, 0x0, 0xffffffffffffffff, 0x0}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in=@multicast1=0x0, 0xffffffffffffffff, 0x0}, 0x0, @in=@broadcast=0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000687000-0x4)=0xe8) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f000002d000)={@generic="7dba1a3befad83e49f8d4854e0ca3a63", r2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) sendmsg$nl_route(r1, &(0x7f0000a51000-0x38)={&(0x7f0000191000)={0x10, 0x0, 0x0, 0x22240040}, 0xc, &(0x7f000091d000)={&(0x7f00007ee000)=@ipmr_delroute={0x34, 0x19, 0x300, 0x1, 0x2, {0x80, 0x80, 0x0, 0x7ff, 0x0, 0x2, 0xff, 0x4, 0x100}, [@RTA_GATEWAY={0x8, 0x5, @remote={0xac, 0x14, 0x0, 0xbb}}, @RTA_IIF={0x8, 0x1, r2}, @RTA_PRIORITY={0x8, 0x6, 0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x80}, 0x4000000) sendmsg$nl_xfrm(r0, &(0x7f000014e000-0x38)={&(0x7f000059d000-0xc)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000f9c000-0x10)={&(0x7f0000e45000)=@updpolicy={0xfc, 0x19, 0x20401, 0xffffffffffffffff, 0xffffffffffffffff, {{@in=@broadcast=0xffffffff, @in=@dev={0xac, 0x14, 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0xa, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, [@tmpl={0x44, 0x5, [{{@in6=@ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0xff, 0xff], @local={0xac, 0x14, 0x0, 0xaa}}, 0xffffffffffffffff, 0x0}, 0x0, @in=@remote={0xac, 0x14, 0x0, 0xbb}, 0xffffffffffffffff, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0}]}]}, 0xfc}, 0x1, 0x0, 0x0, 0x0}, 0x0) 2018/01/28 06:20:23 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setrlimit(0x7, &(0x7f0000bed000-0x10)={0x0, 0x0}) r0 = socket$inet_udp(0x2, 0x2, 0x0) socketpair(0x4, 0x0, 0x6, &(0x7f000059e000-0x8)={0x0, 0x0}) ioctl$VT_DISALLOCATE(r1, 0x5608) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffffff, 0xc0106426, &(0x7f0000934000-0x10)={0x3, &(0x7f0000754000)=[{0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}]}) ioctl$DRM_IOCTL_GET_CTX(r1, 0xc0086423, &(0x7f0000dfb000-0x8)={r2, 0x3}) r3 = openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000c1e000-0x1d)='/selinux/avc/cache_threshold\x00', 0x2, 0x0) getsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r3, 0x84, 0x7, &(0x7f0000e11000-0x4)={0x0}, &(0x7f0000b35000-0x4)=0x4) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x0, 0x10, &(0x7f0000986000-0xe8)={{{@in=@multicast2=0x0, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0xffffffffffffffff, 0x0}, 0x0, @in6=@loopback={0x0, 0x0}, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000bf9000)=0xe8) pipe(&(0x7f0000e48000-0x8)={0x0, 0x0}) mq_open(&(0x7f0000ee6000-0x8)='vmnet0$\x00', 0x0, 0x0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) 2018/01/28 06:20:23 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fcntl$getownex(0xffffffffffffffff, 0x10, &(0x7f00008ff000)={0x0, 0x0}) setpriority(0x1, r0, 0x9) r1 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r1, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:23 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000dfb000)='/proc/self/net/pfkey\x00', 0x0, 0x0) r1 = syz_open_dev$sg(&(0x7f0000afa000)='/dev/sg#\x00', 0x0, 0x1) r2 = openat$selinux_mls(0xffffffffffffff9c, &(0x7f000028d000)='/selinux/mls\x00', 0x0, 0x0) setsockopt$packet_int(r0, 0x107, 0x7, &(0x7f0000a0e000-0x4)=0x6, 0x4) sendfile(r1, r2, &(0x7f0000c2c000-0x8)=0x3, 0x100) [ 38.995691] Normal: 896*4kB (UME) 247*8kB (UM) 125*16kB (UME) 67*32kB (UME) 13*64kB (UM) 8*128kB (UM) 5*256kB (UME) 7*512kB (M) 3*1024kB (UME) 3*2048kB (ME) 705*4096kB (M) = 2913320kB [ 39.014865] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 39.023586] 11880 total pagecache pages [ 39.027540] 0 pages in swap cache [ 39.030987] Swap cache stats: add 0, delete 0, find 0/0 [ 39.036325] Free swap = 0kB [ 39.039311] Total swap = 0kB [ 39.042750] 1965979 pages RAM [ 39.045828] 0 pages HighMem/MovableOnly [ 39.049766] 320509 pages reserved 2018/01/28 06:20:23 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) sendmsg(r0, &(0x7f0000d17000-0x38)={&(0x7f0000913000)=@in6={0xa, 0x0, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x0}, 0x1c, &(0x7f0000c88000)=[], 0x0, &(0x7f0000e22000-0x50)=[{0x18, 0x29, 0xb, 'Ee'}], 0x3bf, 0x0}, 0x0) 2018/01/28 06:20:23 executing program 1: pipe2(&(0x7f0000a94000)={0x0, 0x0}, 0x0) mremap(&(0x7f0000a93000/0x1000)=nil, 0x1000, 0xe000, 0x3, &(0x7f0000b18000/0xe000)=nil) mmap(&(0x7f0000b26000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) time(&(0x7f0000b27000-0x8)=0x0) 2018/01/28 06:20:23 executing program 0: mmap(&(0x7f0000000000/0xf79000)=nil, 0xf79000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x2, 0xc) write(r0, &(0x7f00009ec000)="1f0000000104ff00fdde45c807110000f305f0f00800018001fd00dcffdf00", 0x1f) getcwd(&(0x7f0000637000-0x5)=""/5, 0x5) mmap(&(0x7f0000f79000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000f7a000-0x8)={0x0, 0x3}, &(0x7f0000bd0000)=0x8) mmap(&(0x7f0000f79000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f0000f79000)={r1, 0x7}, 0x8) socketpair(0x3, 0x1, 0x3, &(0x7f0000177000-0x8)={0x0, 0x0}) mmap(&(0x7f0000f7a000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r2, 0xc0a85352, &(0x7f0000f7a000)={{0x9, 0x6}, 'port1\x00', 0x8, 0x0, 0x81, 0x20, 0x1ff, 0xffffffff, 0x6, 0x0, 0x0, 0x55b, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) r3 = socket(0x10, 0x2, 0xc) write(r3, &(0x7f0000a6b000)="1f0000000104ff00fd4354c007110000f305010008000100010423dcffdf00", 0x1f) openat$selinux_context(0xffffffffffffff9c, &(0x7f0000ebd000-0x11)='/selinux/context\x00', 0x2, 0x0) write(r0, &(0x7f00009ec000)="1f0000000104ff00fdde45c807110000f305fbf00800018049080000ffdf00", 0x1f) 2018/01/28 06:20:23 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socket(0x10, 0x2, 0x0) [ 39.078474] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 39.100297] CPU: 1 PID: 5810 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 39.107826] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.117172] ffff8801c8b57948 ffffffff81d943a9 1ffff1003916af2c ffff8801c7cd8000 2018/01/28 06:20:23 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = gettid() r1 = syz_open_procfs(r0, &(0x7f0000788000-0xd)='net/anycast6\x00') preadv(r1, &(0x7f0000560000-0x80)=[{&(0x7f00002f1000-0x77)=""/204, 0xcc}], 0x1, 0x3e) ioctl$TIOCMGET(r1, 0x5415, &(0x7f0000e99000-0x4)=0x0) 2018/01/28 06:20:23 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_avc_cache_stats(0xffffffffffffff9c, &(0x7f00006c6000-0x19)='/selinux/avc/cache_stats\x00', 0x0, 0x0) ioctl$KDENABIO(r0, 0x4b36) ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f00008e8000)=@generic={0x20000000, 0x100000000, 0x0}) r1 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_ifreq(r1, 0x89f0, &(0x7f0000781000)={@common='tunl0\x00\x00\x00\x00\x00\x00\b\x00', @ifru_data=&(0x7f00008e8000-0x20)="00000000000002000003ffffff15e30000000000000005000449faf5238f7e23"}) 2018/01/28 06:20:23 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x2, 0x0) modify_ldt$write2(0x11, &(0x7f00002bb000)={0x2, 0x1000, 0x4000, 0x35a1, 0x9, 0x683, 0x3, 0xed, 0x0, 0xf}, 0x10) write(r0, &(0x7f000087d000)="260000001200470020000083140022e3041000ff01000000000000010009749d060010000500", 0x26) write(r0, &(0x7f000075c000-0x58)="655639307249871fe4195c3539145144fd4c7e01998ca37c99832f472f1f06f341f67e2955dea2157533272f7b2ce64867903a543d276c5f2938ffb99f0ffb357d4064dfaf2c597d5d9749c1886cb3c97b8768c327edf925", 0x58) 2018/01/28 06:20:23 executing program 6: mmap(&(0x7f0000000000/0xeeb000)=nil, 0xeeb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = getpgrp(0x0) r1 = gettid() accept4$inet(0xffffffffffffffff, &(0x7f0000b7c000)={0x0, 0xffffffffffffffff, @loopback=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000395000-0x4)=0x10, 0x80800) r2 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000c24000-0x11)='/dev/vga_arbiter\x00', 0x100, 0x0) getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(r2, 0x84, 0x6d, &(0x7f0000b7e000-0x55)={0x0, 0xfffffd1b, ""}, &(0x7f000088d000)=0x8) rt_sigprocmask(0x0, &(0x7f0000033000-0x8)={0xfffffffffffffffe}, 0x0, 0x8) rt_tgsigqueueinfo(r0, r1, 0x40000000000012, &(0x7f00003f0000-0x10)={0x0, 0x0, 0x80000001, 0x0}) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000773000)={0xfffffffffffffdb0}, 0x8, 0x0) read(r3, &(0x7f0000b0a000)=""/128, 0x80) [ 39.125235] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c8b57a58 [ 39.133271] ffffffff81451b82 024000c2c8b57998 0000000041b58ab3 ffffffff84195325 [ 39.141296] Call Trace: [ 39.143870] [] dump_stack+0xc1/0x128 [ 39.149233] [] warn_alloc+0x212/0x240 [ 39.154679] [] ? zone_watermark_ok_safe+0x280/0x280 [ 39.161342] [] ? avc_has_perm+0xb0/0x4f0 [ 39.167053] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 39.173545] [] __vmalloc_node_range+0x3f5/0x5f0 [ 39.179857] [] ? check_preemption_disabled+0x3b/0x200 [ 39.186691] [] ? task_has_security+0x130/0x270 [ 39.190993] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=18802 sclass=netlink_route_socket pig=5845 comm=syz-executor3 [ 39.192923] netlink: 3 bytes leftover after parsing attributes in process `syz-executor0'. [ 39.196671] audit: type=1400 audit(1517120423.958:25): avc: denied { getopt } for pid=5825 comm="syz-executor0" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 39.197399] audit: type=1400 audit(1517120423.958:26): avc: denied { setopt } for pid=5825 comm="syz-executor0" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 39.200533] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=18802 sclass=netlink_route_socket pig=5848 comm=syz-executor3 [ 39.203412] netlink: 3 bytes leftover after parsing attributes in process `syz-executor0'. [ 39.203795] netlink: 3 bytes leftover after parsing attributes in process `syz-executor0'. [ 39.205968] netlink: 3 bytes leftover after parsing attributes in process `syz-executor0'. [ 39.235319] netlink: 3 bytes leftover after parsing attributes in process `syz-executor0'. [ 39.236529] netlink: 3 bytes leftover after parsing attributes in process `syz-executor0'. [ 39.315384] [] vmalloc+0x5b/0x70 [ 39.320388] [] ? sel_write_load+0x130/0xfd0 [ 39.326330] [] sel_write_load+0x130/0xfd0 [ 39.332109] [] ? get_futex_key+0x1050/0x1050 [ 39.338136] [] ? sel_read_bool+0x250/0x250 [ 39.343990] [] ? do_futex+0x3f8/0x15c0 [ 39.349498] [] ? sel_read_bool+0x250/0x250 [ 39.355353] [] __vfs_write+0x103/0x680 [ 39.360859] [] ? do_iter_readv_writev+0x400/0x400 [ 39.367331] [] ? __might_sleep+0x95/0x1a0 [ 39.373101] [] ? __lock_is_held+0xa1/0xf0 [ 39.378877] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 39.385701] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 39.392275] [] ? __sb_start_write+0x14a/0x310 [ 39.398399] [] vfs_write+0x189/0x530 [ 39.403852] [] SyS_pwrite64+0x13f/0x170 [ 39.409447] [] ? SyS_pread64+0x170/0x170 [ 39.415144] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 39.421961] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 39.428511] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 39.437326] Mem-Info: [ 39.439758] active_anon:51865 inactive_anon:42 isolated_anon:0 [ 39.439758] active_file:3521 inactive_file:8313 isolated_file:0 [ 39.439758] unevictable:0 dirty:208 writeback:0 unstable:0 [ 39.439758] slab_reclaimable:5257 slab_unreclaimable:59632 [ 39.439758] mapped:24008 shmem:49 pagetables:636 bounce:0 [ 39.439758] free:1477648 free_pcp:526 free_cma:0 [ 39.473536] Node 0 active_anon:209520kB inactive_anon:168kB active_file:14084kB inactive_file:33252kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96032kB dirty:832kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 71680kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 39.502887] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 39.532212] lowmem_reserve[]: 0 2908 6410 6410 [ 39.537368] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB [ 39.568390] lowmem_reserve[]: 0 0 3501 3501 [ 39.573336] Normal free:2912588kB min:36824kB low:46028kB high:55232kB active_anon:209520kB inactive_anon:168kB active_file:14084kB inactive_file:33252kB unevictable:0kB writepending:832kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21028kB slab_unreclaimable:238528kB kernel_stack:5440kB pagetables:2544kB bounce:0kB free_pcp:1332kB local_pcp:628kB free_cma:0kB [ 39.607234] lowmem_reserve[]: 0 0 0 0 [ 39.611655] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 39.626893] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 39.644100] Normal: 783*4kB (UME) 264*8kB (UME) 145*16kB (UM) 55*32kB (UME) 15*64kB (UME) 9*128kB (UME) 3*256kB (M) 7*512kB (M) 3*1024kB (UME) 3*2048kB (ME) 705*4096kB (M) = 2912684kB [ 39.663271] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 39.672005] 11882 total pagecache pages [ 39.675961] 0 pages in swap cache [ 39.679378] Swap cache stats: add 0, delete 0, find 0/0 [ 39.684725] Free swap = 0kB [ 39.687720] Total swap = 0kB [ 39.690728] 1965979 pages RAM [ 39.693808] 0 pages HighMem/MovableOnly [ 39.697745] 320509 pages reserved [ 39.701340] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 39.711302] CPU: 1 PID: 5855 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 39.718809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.728133] ffff8801c83c7948 ffffffff81d943a9 1ffff10039078f2c ffff8801b14ce000 [ 39.736109] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c83c7a58 [ 39.744074] ffffffff81451b82 024000c2c83c7998 0000000041b58ab3 ffffffff84195325 [ 39.752045] Call Trace: [ 39.754610] [] dump_stack+0xc1/0x128 [ 39.759949] [] warn_alloc+0x212/0x240 [ 39.765384] [] ? zone_watermark_ok_safe+0x280/0x280 [ 39.772020] [] ? avc_has_perm+0xb0/0x4f0 [ 39.777702] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 39.784164] [] __vmalloc_node_range+0x3f5/0x5f0 [ 39.790458] [] ? check_preemption_disabled+0x3b/0x200 [ 39.797287] [] ? task_has_security+0x130/0x270 [ 39.803491] [] vmalloc+0x5b/0x70 [ 39.808480] [] ? sel_write_load+0x130/0xfd0 [ 39.814420] [] sel_write_load+0x130/0xfd0 [ 39.820186] [] ? get_futex_key+0x1050/0x1050 [ 39.826210] [] ? sel_read_bool+0x250/0x250 [ 39.832072] [] ? do_futex+0x3f8/0x15c0 [ 39.837584] [] ? sel_read_bool+0x250/0x250 [ 39.843436] [] __vfs_write+0x103/0x680 [ 39.848941] [] ? do_iter_readv_writev+0x400/0x400 [ 39.855401] [] ? __might_sleep+0x95/0x1a0 [ 39.861166] [] ? __lock_is_held+0xa1/0xf0 [ 39.866931] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 39.873738] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 39.880283] [] ? __sb_start_write+0x14a/0x310 [ 39.886393] [] vfs_write+0x189/0x530 [ 39.891723] [] SyS_pwrite64+0x13f/0x170 [ 39.897313] [] ? SyS_pread64+0x170/0x170 [ 39.902992] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 39.909800] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 39.916347] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 39.923180] Mem-Info: [ 39.925579] active_anon:52380 inactive_anon:42 isolated_anon:0 [ 39.925579] active_file:3521 inactive_file:8313 isolated_file:0 [ 39.925579] unevictable:0 dirty:208 writeback:0 unstable:0 [ 39.925579] slab_reclaimable:5257 slab_unreclaimable:59632 [ 39.925579] mapped:24008 shmem:49 pagetables:636 bounce:0 [ 39.925579] free:1477150 free_pcp:518 free_cma:0 [ 39.958877] Node 0 active_anon:209520kB inactive_anon:168kB active_file:14084kB inactive_file:33252kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96032kB dirty:832kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 71680kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 39.988219] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 40.017537] lowmem_reserve[]: 0 2908 6410 6410 [ 40.022740] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB [ 40.053769] lowmem_reserve[]: 0 0 3501 3501 [ 40.058662] Normal free:2912692kB min:36824kB low:46028kB high:55232kB active_anon:209520kB inactive_anon:168kB active_file:14084kB inactive_file:33252kB unevictable:0kB writepending:832kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21028kB slab_unreclaimable:238528kB kernel_stack:5408kB pagetables:2544kB bounce:0kB free_pcp:1308kB local_pcp:628kB free_cma:0kB [ 40.092597] lowmem_reserve[]: 0 0 0 0 [ 40.096957] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 40.112228] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 40.129398] Normal: 783*4kB (UME) 264*8kB (UME) 145*16kB (UM) 56*32kB (UME) 15*64kB (UME) 9*128kB (UME) 3*256kB (M) 7*512kB (M) 3*1024kB (UME) 3*2048kB (ME) 705*4096kB (M) = 2912716kB [ 40.148556] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 40.157128] 11882 total pagecache pages [ 40.161203] 0 pages in swap cache [ 40.164623] Swap cache stats: add 0, delete 0, find 0/0 [ 40.169956] Free swap = 0kB [ 40.172966] Total swap = 0kB [ 40.175963] 1965979 pages RAM [ 40.179034] 0 pages HighMem/MovableOnly 2018/01/28 06:20:24 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000845000)={0x0, 0x0}, &(0x7f0000fcd000-0x4)=0x8) 2018/01/28 06:20:24 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = add_key$keyring(&(0x7f00006b6000)='keyring\x00', &(0x7f0000068000-0x5)={0x73, 0x79, 0x7a, 0x3, 0x0}, 0x0, 0x0, 0xfffffffffffffffb) r1 = add_key$keyring(&(0x7f00000bf000)='keyring\x00', &(0x7f0000927000-0x5)={0x73, 0x79, 0x7a, 0xffffffffffffffff, 0x0}, 0x0, 0x0, r0) r2 = add_key(&(0x7f0000835000)="6269675f6b65791b", &(0x7f0000e14000)={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, 0x0, r1) keyctl$unlink(0x9, r2, r1) r3 = openat$rfkill(0xffffffffffffff9c, &(0x7f000084a000)='/dev/rfkill\x00', 0x280180, 0x0) ioctl$TIOCEXCL(r3, 0x540c) r4 = creat(&(0x7f0000bb5000)='./file0\x00', 0x20) getsockopt$inet6_buf(r4, 0x29, 0x0, &(0x7f0000853000-0x9c)=""/156, &(0x7f00001f9000-0x4)=0x9c) 2018/01/28 06:20:24 executing program 0: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) openat$pfkey(0xffffffffffffff9c, &(0x7f0000001000-0x15)='/proc/self/net/pfkey\x00', 0x200, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x80800) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000ff6000-0x18)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000ff8000-0x20)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x1, 0x0}) ppoll(&(0x7f00004c8000-0x50)=[{r0, 0xd, 0x0}], 0x1, &(0x7f0000000000)={0x1000000077359400, 0x0}, &(0x7f00004c7000)={0x0}, 0x8) mlock(&(0x7f0000012000/0x4000)=nil, 0x4000) close(r0) 2018/01/28 06:20:24 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00001b5000-0xa)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TIOCSLCKTRMIOS(r0, 0x40045431, &(0x7f0000c0f000-0x24)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = syz_open_dev$sg(&(0x7f0000311000+0xaac)='/dev/sg#\x00', 0x7, 0x428482) mkdirat(r1, &(0x7f0000920000)='./file0\x00', 0x8) 2018/01/28 06:20:24 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x10000000000002, 0x0) sendmsg(0xffffffffffffffff, &(0x7f0000021000-0x38)={&(0x7f0000d19000)=@nfc={0x27, 0x0, 0x0, 0x0}, 0x10, &(0x7f000038c000)=[], 0x0, &(0x7f000081d000)=[], 0x0, 0x0}, 0x0) sendmmsg$inet_sctp(r0, &(0x7f000076a000-0x118)=[{&(0x7f000069c000-0x10)=@in={0x2, 0x0, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, &(0x7f0000f47000-0x60)=[{&(0x7f00004db000)="fb", 0x1}], 0x1, 0x0, 0x0, 0x0}], 0x1, 0x4008010) socket$inet_sctp(0x2, 0x5, 0x84) 2018/01/28 06:20:24 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = inotify_init1(0x0) fremovexattr(r0, &(0x7f0000765000-0x23)=@known='system.sockprotoname\x00') r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000202000-0xf)='/dev/sequencer\x00', 0x10000, 0x0) ioctl$DRM_IOCTL_VERSION(r1, 0xc0406400, &(0x7f000037c000-0x40)={0x8, 0x1, 0x9, 0xf1, &(0x7f00000ce000)=""/241, 0x5a, &(0x7f0000682000-0x5a)=""/90, 0xe4, &(0x7f0000f8e000-0xe4)=""/228}) 2018/01/28 06:20:24 executing program 6: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_mls(0xffffffffffffff9c, &(0x7f0000001000-0xd)='/selinux/mls\x00', 0x0, 0x0) ioctl$TCSETAF(r0, 0x5408, &(0x7f00006c4000-0x14)={0x9, 0x4, 0x6, 0x3, 0x100000000, 0x100000001, 0x5, 0x7, 0x7, 0x5}) mmap(&(0x7f0000000000/0x1f000)=nil, 0x1f000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$TCSBRK(r1, 0x5409, 0x8) sendmsg$nl_route(r1, &(0x7f000001c000-0x38)={&(0x7f0000016000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f000000b000)={&(0x7f000001d000)=@ipv6_newroute={0x28, 0x18, 0x501, 0xffffffffffffffff, 0xffffffffffffffff, {0xa, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, [@RTA_MULTIPATH={0xc, 0x9, [{0x0, 0x0, 0x0, 0x0}]}]}, 0x28}, 0x1, 0x0, 0x0, 0x0}, 0x0) 2018/01/28 06:20:24 executing program 7: mmap(&(0x7f0000000000/0x51000)=nil, 0x51000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$keychord(0xffffffffffffff9c, &(0x7f0000040000-0xe)='/dev/keychord\x00', 0x40000, 0x0) mmap(&(0x7f0000051000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_mreqsrc(r0, 0x0, 0x28, &(0x7f0000052000-0xc)={@dev={0xac, 0x14, 0x0, 0xc}, @loopback=0x7f000001, @local={0xac, 0x14, 0x0, 0xaa}}, 0xc) r1 = syz_open_dev$sndseq(&(0x7f0000008000-0xd)='/dev/snd/seq\x00', 0x0, 0x0) r2 = dup2(r1, r1) mmap(&(0x7f0000052000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fsetxattr(r1, &(0x7f0000029000-0x26)=@random={'osx.', 'cpusetcgroupvmnet1vboxnet1:}/GPL*\x00'}, &(0x7f0000052000)='/dev/keychord\x00', 0xe, 0x2) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_INFO(r2, 0x40bc5311, &(0x7f000004d000)={0x80, 0x0, 'client1\x00', 0x0, "ffffffff2b000006", "a6e7fdc21ca077ef1dae8000000000000000f6ff2ecd999baa11b5dda31cd901", 0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) [ 40.183004] 320509 pages reserved 2018/01/28 06:20:24 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000007000-0xe)='/selinux/load\x00', 0x2, 0x0) write$selinux_load(r0, &(0x7f0000a95000-0x6b)={0xf97cff8c, 0xffffffffffffff0c, 'SE\vLinux', ""}, 0xb04071d6) r1 = open(&(0x7f0000a24000-0x8)='./file0\x00', 0x101000, 0x98) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffff9c, 0x84, 0x1a, &(0x7f0000ab4000-0x57)={0x0, 0xa4, "a6a119072f3eacfdae08e08f1383e202e3c0dbf4e575fe26e30d18da3a0e1813da11414b9a4da889ff425ff5a787d1d31b8e730711327142a54d270e6f674984a23299d8cce2c1bb414210b4b9404fd5ae1060334769cb12f67e222421ca56883814888c8f3e14b3467de1dbedb1e69e668a6965d7fa046abf32f822844c21c2a603773e38b049b40945656e61b5ead2c83ee37a1bf2c925b59ff3f00967584ab9e4b594"}, &(0x7f0000632000-0x4)=0xac) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f000091a000)={r2, 0x3, 0x0}, &(0x7f0000be4000-0x4)=0x8) 2018/01/28 06:20:24 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x400000000001, 0x0) getsockname(r0, &(0x7f0000bdd000)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, [0x0, 0x0]}, &(0x7f0000f72000-0x4)=0x14) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000112000)='/dev/autofs\x00', 0x2a002, 0x0) ioctl$LOOP_SET_STATUS(r2, 0x4c02, &(0x7f0000cd5000)={0x0, 0x0, 0x0, 0x0, 0x9, 0x5, 0x1e, 0x18, "8ed9aba1eeac3f09f0a531970edc9690a62b3e250b1f05af2ad3ce37f840292e8dd4afd80646c0543b54254fcb3109e217a546ab210b0eb2a27fe5b14ed1623a", "a8b54d4123822f9c0402364a04604d22a5cc3241a54be9b0db6844965acf64a6", [0x5, 0x6], 0x0}) symlink(&(0x7f0000752000-0x8)='./file0\x00', &(0x7f0000002000-0x8)='./file0\x00') connect(r0, &(0x7f00007d7000)=@ll={0x11, 0x6, r1, 0x1, 0x2, 0x6, @random="ec036d6d0a2b", [0x0, 0x0]}, 0x14) setsockopt$sock_timeval(r0, 0x1, 0x15, &(0x7f000070b000)={0x0, 0x7530}, 0x10) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f000016c000-0xc)={0x0, 0x0, 0x0}, &(0x7f0000173000-0x4)=0xc) lstat(&(0x7f0000840000)='./file0\x00', &(0x7f000006e000-0x44)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) socket$inet(0x2, 0xb, 0x848) truncate(&(0x7f00003a2000-0x8)='./file0\x00', 0x31d) syz_fuseblk_mount(&(0x7f00008b9000)='./file0\x00', &(0x7f0000e3c000)='./file0\x00', 0x5000, r3, r4, 0x8001, 0x0, 0x100080) r5 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000b6000)='/dev/rfkill\x00', 0x2000, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r2, 0x84, 0x20, &(0x7f000047e000-0x4)=0x0, &(0x7f0000195000)=0x4) setsockopt$netlink_NETLINK_CAP_ACK(r5, 0x10e, 0xa, &(0x7f00005cc000)=0x9, 0x4) write$selinux_load(r0, &(0x7f00006f2000)={0xf97cff8c, 0x8, 'SE Linux', ""}, 0x10) r6 = dup(r0) setsockopt$inet6_tcp_int(r0, 0x6, 0x20000000000002, &(0x7f0000001000-0x4)=0x81, 0x4) accept4$inet(r2, &(0x7f0000ae6000-0x10)={0x0, 0xffffffffffffffff, @local={0x0, 0x0, 0xffffffffffffffff, 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000f6c000-0x4)=0x10, 0x800) sendmmsg(r0, &(0x7f0000715000-0x3c)=[{{&(0x7f000061d000-0x20)=@pptp={0x18, 0x2, {0x0, @empty=0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x20, &(0x7f0000cb6000-0x30)=[{&(0x7f00004db000-0x8c)="b23ac3cfd9291a90e29d6db8a3926f51177729567648cb7b6eb4dbc4a99becbe8cc47bda5d76f2fbfbab3e2a3da28b872a46cf6aa8c680fbf14c6f25044b217168928b059bbcbe14d3e0d98cb7d262b009012ca84a5d821f13470d79b691182ae1e3bbe65432933b74b5b677aede9a7599627cd997bbe629039c700e8c028955de46e1942c14c2a2dbe76715", 0x8c}, {&(0x7f0000dd4000-0x15)="1cf00e7d88800471b531f073890948d0ee00b63359ef4685211d754cd41a7fc62a775419fc38e04d713671043a98", 0x2e}, {&(0x7f0000f4b000)="6a814b3adea0c08ae8dafe6f2ed28f68246488258b792e77f8dfd180e3fc11d596ee339b0350804716dd7a479f78d817a972bb31298492059d74d568bd83addfc1118523040587d8936a79b673c41d125ac54a96ee02447dcec44f9c458fd2e75d9c717475f49ec06f67bdb3b46fbb4c2a2799f593f8398eed8e6ba23c1596177484c97813bce40f4ab56f165293b97789cd4f1eb2e1611f46257edf33592f67cbe522d8449078e47abbf7c28208c53878652c1022b76ca5e9f1dd06c4143ee68a82192a28c7f137", 0xc8}], 0x3, &(0x7f00009da000)=[{0x38, 0x0, 0x6, "21bd062e3b96001e80c52f74cc22d55157ff04d8f8c7a08f93c7800d5759a3658735e1c6ee9990"}, {0x10, 0x188, 0x1, ""}, {0x28, 0x11f, 0x2, "9fa61e8becebe0eeeea3c2b13a1922406db7d8"}, {0xa8, 0x18f, 0xffffffffffff7fff, "d6829a4a5c5d25e3b6c0873dca28c5fe15fd50b3856051dc4cd1b6688d1e2d22101b9e51d2e7f5a0fc267cf9ef819764b8cde4784146226ef262c08f0a5776286c2366faf007252be5524a71c287f55c9e241b151589a53948974a0d8449406d239c15f685f2b1213378966f7cf528fed59d1ca7a9cb73304e05a8f69555397504c1e3b68f6ab2ad3e96ebb85c86cd440f3032f9a81d"}, {0xe0, 0x10f, 0x1524, "9c018b4408d470e1c684a3dd1a764810b7af99f0105788092983eb3b798daf3f4f6d2d3d1970d3323a216e5fe4625ea71c3eb50ada0a447902d794cfeaa7a562137af8f031353d4ec1269c1fab8f401edc5377f8ec929f3bd0569a5dfe5e881b432f67a5082be957be6c1bcfb7d00b80cd61607c6d516d250da5f0c77f7f9ced6300126635acb4d7bcf0bd8a358026765e602417f4054e79d37ea8394fbb17144597a3b509403bd6a9d04f401595222b1a8bb83182c61fda7f0aa23b6035a0391a8f2d11db02c4c4f80d"}, {0x1010, 0x6, 0x10001, "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"}], 0x1208, 0x80}, 0x3}], 0x1, 0x844) setsockopt$inet_tcp_int(r6, 0x6, 0x19, &(0x7f0000001000-0x4)=0x4, 0x4) ioctl$DRM_IOCTL_RES_CTX(r2, 0xc0106426, &(0x7f00008d5000)={0x6, &(0x7f0000c06000)=[{0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}]}) ioctl$DRM_IOCTL_SWITCH_CTX(r2, 0x40086424, &(0x7f0000fe9000-0x8)={r7, 0x1}) bind$inet6(r0, &(0x7f0000001000-0x1c)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}, 0x0}, 0x1c) sendto$inet6(r0, &(0x7f0000e78000-0x1)="", 0x0, 0x20000004, &(0x7f00008d5000-0x1c)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}, 0x0}, 0x1c) readv(r0, &(0x7f00009f4000)=[{&(0x7f0000915000-0x1000)=""/4096, 0x1000}, {&(0x7f00001fd000)=""/115, 0x73}, {&(0x7f0000a81000-0x45)=""/232, 0xe8}, {&(0x7f0000f09000-0x18)=""/24, 0x18}, {&(0x7f0000086000-0xfe)=""/254, 0xfe}], 0x5) sendto$inet6(r6, &(0x7f00002cf000-0x284)="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", 0x284, 0x100000000031, 0x0, 0x0) 2018/01/28 06:20:25 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x200000003, 0x0) sendmsg$nl_route(r0, &(0x7f0000504000)={&(0x7f0000ba3000-0xc)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000435000-0x10)={&(0x7f0000b77000-0x64)=@newlink={0x20, 0x10, 0x9, 0xffffffffffffffff, 0xffffffffffffffff, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, []}, 0x20}, 0x1, 0x0, 0x0, 0x0}, 0x0) mmap(&(0x7f0000000000/0x1d000)=nil, 0x1d000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_netrom_TIOCOUTQ(r0, 0x5411, &(0x7f00005a9000-0x4)=0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f000001c000-0x38)={&(0x7f0000016000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f000000b000)={&(0x7f000000e000)=@ipv6_newroute={0x20, 0x18, 0x501, 0xffffffffffffffff, 0xffffffffffffffff, {0xa, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, [@RTA_METRICS={0x4, 0xf, ""}]}, 0x20}, 0x1, 0x0, 0x0, 0x0}, 0x0) ioctl$sock_inet_SIOCGIFPFLAGS(r0, 0x8935, &(0x7f0000af6000-0x20)={@generic="301cb0561a9254749eb18504f3707fcc", @ifru_flags=0x2000}) close(r1) setsockopt$inet6_MRT6_ADD_MIF(r0, 0x29, 0xca, &(0x7f000088b000-0xc)={0x5, 0x1, 0x5, 0x7, 0x8}, 0xc) socket(0x4, 0x4, 0x5332) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x1f, &(0x7f000001c000)={0x0, @in6={{0xa, 0x3, 0x2, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0xff, 0xff], @local={0xac, 0x14, 0x0, 0xaa}}, 0x40}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x100, 0x345}, &(0x7f0000be5000-0x4)=0x98) setsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f000095f000-0x20)={0x100000000, 0x80000001, 0x208, 0x7, 0x2, 0x2f04, 0x6, 0x2, r2}, 0x20) [ 40.203908] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 40.225063] CPU: 1 PID: 5874 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 40.232596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 40.241942] ffff8801c27e7948 ffffffff81d943a9 1ffff100384fcf2c ffff8801c8f7b000 2018/01/28 06:20:25 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2000000000001, 0x0) setsockopt$inet6_MCAST_MSFILTER(r0, 0x29, 0x30, &(0x7f0000a1a000)={0x4, {{0xa, 0xffffffffffffffff, 0x0, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, []}, 0x90) getsockopt$inet_sctp_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f00007e2000)={0x0, 0x4}, &(0x7f0000acd000-0x4)=0x8) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f0000f1b000-0x8)={r1, 0x5, 0x4}, &(0x7f0000867000)=0xffffffffffffff5c) 2018/01/28 06:20:25 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket(0x2, 0x1, 0x0) r1 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f000000f000-0xc)={0x0, 0x0}) epoll_wait(r1, &(0x7f00005bf000-0xc)=[{0x0, 0x0}], 0x1, 0x0) setsockopt$sock_timeval(r0, 0x1, 0xcd104ae4fc7dfdba, &(0x7f0000292000-0x10)={0x0, 0x2710}, 0x10) shutdown(r0, 0x800000000001) ioctl$sock_inet_SIOCGIFPFLAGS(r0, 0x8935, &(0x7f0000c20000-0x20)={@generic="146ab1240e46a64b01dafd42cfa989ed", @ifru_addrs={0x2, 0x0, @rand_addr=0x9, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000b28000-0xc)={0x2000, 0x0}) 2018/01/28 06:20:25 executing program 3: mmap(&(0x7f0000000000/0xf17000)=nil, 0xf17000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket(0x2, 0x2, 0x0) getsockopt$inet_int(r0, 0x0, 0x21, &(0x7f0000f0e000-0x4)=0x0, &(0x7f0000f0d000)=0x4) mmap(&(0x7f0000f17000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) timer_create(0x1, &(0x7f0000f17000)={0x0, 0xe, 0x1, @tid=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000711000)=0x0) timer_gettime(r1, &(0x7f0000662000-0x20)={{0x0, 0x0}, {0x0, 0x0}}) r2 = add_key(&(0x7f000061c000)='big_key\x00', &(0x7f00002e2000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, 0xfffffffffffffffc) keyctl$set_timeout(0xf, r2, 0x43c0) [ 40.249990] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c27e7a58 [ 40.258025] ffffffff81451b82 024000c2c27e7998 0000000041b58ab3 ffffffff84195325 [ 40.266050] Call Trace: [ 40.268631] [] dump_stack+0xc1/0x128 [ 40.273996] [] warn_alloc+0x212/0x240 [ 40.279441] [] ? zone_watermark_ok_safe+0x280/0x280 [ 40.286108] [] ? avc_has_perm+0xb0/0x4f0 [ 40.291819] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 40.298313] [] __vmalloc_node_range+0x3f5/0x5f0 2018/01/28 06:20:25 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0xb, 0x4) setsockopt$inet6_opts(r0, 0x29, 0x36, &(0x7f0000e97000)=@hopopts={0x0, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [@padn={0x1, 0x4, [0x0, 0x0, 0x0, 0x0]}, @calipso={0x7, 0x30, {0x0, 0xa, 0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0]}}]}, 0x40) setsockopt$inet6_opts(r0, 0x29, 0x36, &(0x7f0000bfd000)=@routing={0x0, 0x0, 0x0, 0x0, 0x0, []}, 0x8) 2018/01/28 06:20:25 executing program 3: mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendto$inet6(0xffffffffffffffff, &(0x7f0000002000-0x74)="f5f1c72e8669de316134336e51e3a2bd49f15b5e9dbd6ee6c687145496f312137f068c6561947d7af45be8b9248889a8120891ba96896e96ac7c8a011e08358e5f7b9b8de7e160308912efc7c44b1cb42cf78b8fe681dc", 0x57, 0x0, 0x0, 0x0) mmap(&(0x7f0000007000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sg(&(0x7f0000008000-0x9)='/dev/sg#\x00', 0x0, 0x280000) mmap(&(0x7f0000007000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendmsg$nl_xfrm(r0, &(0x7f0000005000)={&(0x7f0000002000-0xc)={0x10, 0x0, 0x0, 0x40010400}, 0xc, &(0x7f0000007000)={&(0x7f0000001000-0x24)=@flushsa={0x24, 0x1c, 0x0, 0x4, 0x3, {0x6c}, [@replay_thresh={0x8, 0xb, 0x4}, @proto={0x8, 0x19, 0xff}]}, 0x24}, 0x1, 0x0, 0x0, 0x4000}, 0x80) socket$nl_xfrm(0x10, 0x3, 0x6) getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x45, &(0x7f0000002000-0x1e)=""/30, &(0x7f0000000000)=0x1e) [ 40.304631] [] ? check_preemption_disabled+0x3b/0x200 [ 40.311472] [] ? task_has_security+0x130/0x270 [ 40.317714] [] vmalloc+0x5b/0x70 [ 40.322728] [] ? sel_write_load+0x130/0xfd0 [ 40.328696] [] sel_write_load+0x130/0xfd0 [ 40.334489] [] ? get_futex_key+0x1050/0x1050 [ 40.340540] [] ? sel_read_bool+0x250/0x250 [ 40.346420] [] ? do_futex+0x3f8/0x15c0 [ 40.351944] [] ? sel_read_bool+0x250/0x250 [ 40.357816] [] __vfs_write+0x103/0x680 [ 40.363328] [] ? do_iter_readv_writev+0x400/0x400 [ 40.369793] [] ? __might_sleep+0x95/0x1a0 [ 40.375560] [] ? __lock_is_held+0xa1/0xf0 [ 40.381330] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 40.388138] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 40.394687] [] ? __sb_start_write+0x14a/0x310 [ 40.400804] [] vfs_write+0x189/0x530 [ 40.406137] [] SyS_pwrite64+0x13f/0x170 [ 40.411731] [] ? SyS_pread64+0x170/0x170 [ 40.417411] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 40.424229] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 40.430795] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 40.443012] Mem-Info: [ 40.445449] active_anon:54435 inactive_anon:42 isolated_anon:0 [ 40.445449] active_file:3521 inactive_file:8325 isolated_file:0 [ 40.445449] unevictable:0 dirty:220 writeback:0 unstable:0 [ 40.445449] slab_reclaimable:5279 slab_unreclaimable:59974 [ 40.445449] mapped:24024 shmem:49 pagetables:655 bounce:0 [ 40.445449] free:1474625 free_pcp:546 free_cma:0 [ 40.479234] Node 0 active_anon:217740kB inactive_anon:168kB active_file:14084kB inactive_file:33300kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96096kB dirty:880kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 86016kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 40.509425] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 40.539115] lowmem_reserve[]: 0 2908 6410 6410 [ 40.544401] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB [ 40.575741] lowmem_reserve[]: 0 0 3501 3501 [ 40.580799] Normal free:2902020kB min:36824kB low:46028kB high:55232kB active_anon:219800kB inactive_anon:168kB active_file:14084kB inactive_file:33316kB unevictable:0kB writepending:896kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21116kB slab_unreclaimable:238424kB kernel_stack:5504kB pagetables:2576kB bounce:0kB free_pcp:1456kB local_pcp:696kB free_cma:0kB [ 40.614703] lowmem_reserve[]: 0 0 0 0 [ 40.619064] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 40.634360] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 40.651589] Normal: 733*4kB (UME) 266*8kB (UM) 154*16kB (UM) 59*32kB (UME) 13*64kB (UM) 8*128kB (ME) 4*256kB (UM) 8*512kB (UM) 2*1024kB (ME) 4*2048kB (ME) 702*4096kB (M) = 2902020kB [ 40.670626] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 40.679169] 11898 total pagecache pages [ 40.683292] 0 pages in swap cache [ 40.686725] Swap cache stats: add 0, delete 0, find 0/0 [ 40.692076] Free swap = 0kB [ 40.695070] Total swap = 0kB [ 40.698057] 1965979 pages RAM [ 40.701621] 0 pages HighMem/MovableOnly [ 40.705571] 320509 pages reserved [ 40.709315] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 40.719312] CPU: 0 PID: 5914 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 40.726817] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 40.736142] ffff8801cabff948 ffffffff81d943a9 1ffff1003957ff2c ffff8801c27fb000 [ 40.744115] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801cabffa58 [ 40.752087] ffffffff81451b82 024000c2cabff998 0000000041b58ab3 ffffffff84195325 [ 40.760059] Call Trace: [ 40.762618] [] dump_stack+0xc1/0x128 [ 40.767954] [] warn_alloc+0x212/0x240 [ 40.773374] [] ? zone_watermark_ok_safe+0x280/0x280 [ 40.780010] [] ? avc_has_perm+0xb0/0x4f0 [ 40.785693] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 40.792155] [] __vmalloc_node_range+0x3f5/0x5f0 [ 40.798450] [] ? check_preemption_disabled+0x3b/0x200 [ 40.805258] [] ? task_has_security+0x130/0x270 [ 40.811460] [] vmalloc+0x5b/0x70 [ 40.816448] [] ? sel_write_load+0x130/0xfd0 [ 40.822389] [] sel_write_load+0x130/0xfd0 [ 40.828154] [] ? avc_has_extended_perms+0x3fc/0xf10 [ 40.834792] [] ? sel_read_bool+0x250/0x250 [ 40.840652] [] ? __lock_acquire+0x629/0x3640 [ 40.846680] [] ? sel_read_bool+0x250/0x250 [ 40.852535] [] __vfs_write+0x103/0x680 [ 40.858041] [] ? do_iter_readv_writev+0x400/0x400 [ 40.864502] [] ? __might_sleep+0x95/0x1a0 [ 40.870270] [] ? __lock_is_held+0xa1/0xf0 [ 40.876036] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 40.882850] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 40.889400] [] ? __sb_start_write+0x14a/0x310 [ 40.895518] [] vfs_write+0x189/0x530 [ 40.900854] [] SyS_pwrite64+0x13f/0x170 [ 40.906453] [] ? SyS_pread64+0x170/0x170 [ 40.912225] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 40.919035] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 40.925583] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 40.932975] Mem-Info: [ 40.935392] active_anon:54949 inactive_anon:42 isolated_anon:0 [ 40.935392] active_file:3521 inactive_file:8329 isolated_file:0 [ 40.935392] unevictable:0 dirty:227 writeback:0 unstable:0 [ 40.935392] slab_reclaimable:5279 slab_unreclaimable:59606 [ 40.935392] mapped:24011 shmem:49 pagetables:641 bounce:0 [ 40.935392] free:1474498 free_pcp:550 free_cma:0 [ 40.968657] Node 0 active_anon:219796kB inactive_anon:168kB active_file:14084kB inactive_file:33316kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96044kB dirty:908kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 81920kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 40.998015] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 41.027355] lowmem_reserve[]: 0 2908 6410 6410 [ 41.032531] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB [ 41.063839] lowmem_reserve[]: 0 0 3501 3501 [ 41.068727] Normal free:2902084kB min:36824kB low:46028kB high:55232kB active_anon:219796kB inactive_anon:168kB active_file:14084kB inactive_file:33316kB unevictable:0kB writepending:916kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21116kB slab_unreclaimable:238424kB kernel_stack:5440kB pagetables:2564kB bounce:0kB free_pcp:1432kB local_pcp:696kB free_cma:0kB [ 41.102562] lowmem_reserve[]: 0 0 0 0 [ 41.106920] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 41.122152] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 41.139298] Normal: 733*4kB (UME) 266*8kB (UM) 154*16kB (UM) 59*32kB (UME) 14*64kB (UM) 8*128kB (ME) 4*256kB (UM) 8*512kB (UM) 2*1024kB (ME) 4*2048kB (ME) 702*4096kB (M) = 2902084kB 2018/01/28 06:20:25 executing program 3: mmap(&(0x7f0000000000/0xef2000)=nil, 0xef2000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000ef0000-0x4)=0x7fe, 0x4) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f00007cb000)='/dev/rtc\x00', 0x0, 0x0) ioctl$LOOP_CLR_FD(r1, 0x7001) sendto$inet(r0, &(0x7f000023e000)="", 0x0, 0x0, &(0x7f0000515000-0x10)={0x2, 0x0, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000000)=0x7527, 0x4) r2 = dup2(r0, r0) recvfrom$llc(r2, &(0x7f0000626000-0x79)=""/0, 0x0, 0x2000, &(0x7f0000b98000-0x10)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @remote={[0xbb, 0xbb, 0xbb, 0xbb], 0x0, 0x0}, [0x0, 0x0]}, 0x10) dup2(r2, r0) 2018/01/28 06:20:25 executing program 2: mmap(&(0x7f0000000000/0xaa7000)=nil, 0xaa7000, 0x4, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f000030a000-0x8)={0x0, 0x0}) mmap(&(0x7f0000aa7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000aa7000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) writev(r0, &(0x7f0000a69000)=[{&(0x7f0000aa8000-0xac)="58596d8c5f111ca5b12357c07f779e24aa4504f3310a7561c7fadf6c64d283e77f63258ab41782f25d99ef776cc6b9a716e586e518b542476b2806d481da80de3daa7ba38b2822a6eac5c90da0f2f363380a1391450cf001d3444a67bc5558e13d7b5acc25a8a35393cdacd8d9bbdc9bc20935e644cdda77a6b123a8981a0453c3ae005b738de7cf3e05a80ccfc75d37cff3ec103e8698350d334e5381aef721736d89b1f39d34d2f71b7eec", 0xac}, {&(0x7f0000aa7000+0x7da)="773f3db70c75b7653d9b8524769c945423032072c97c0c3b934241dcda414b1d87a3fc00c808bfd540200ba0603083de3f65bf01dd6b77e8f19f7d7437b37bc50a7f1bf7c28547a21fa4cbdcc7d564081dc353b6a645edc2842e5717edb1102d70d6b4c30622957ed86fc1be15dc75638cfc64de9720ff1e85bb", 0x7a}], 0x2) mmap(&(0x7f0000aa8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000a1e000-0x1d)='/selinux/avc/cache_threshold\x00', 0x2, 0x0) getsockopt$sock_timeval(r1, 0x1, 0x15, &(0x7f00004f4000-0x10)={0x0, 0x0}, &(0x7f00003f5000)=0x10) r2 = syz_open_procfs(0x0, &(0x7f0000290000-0x11)='net/ip6_mr_cache\x00') setns(r1, 0x0) dup3(r1, r1, 0x80000) write(r2, &(0x7f000000a000-0x7)="9a75287ecd64cf25d52d1afc9f", 0xd) 2018/01/28 06:20:25 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x1, 0x100000002) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00002cc000-0xe8)={{{@in6=@remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0xbb}, @in6=@mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0xa, 0x0, 0x3, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0}, {{@in=@rand_addr=0x0, 0xffffffffffffffff, 0x0}, 0x0, @in=@multicast1=0xe0000001, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0xe8) socketpair$inet_tcp(0x2, 0x1, 0x0, &(0x7f0000e83000-0x8)={0x0, 0x0}) r3 = accept4$inet(r1, &(0x7f00003df000)={0x0, 0xffffffffffffffff, @dev={0x0, 0x0, 0xffffffffffffffff, 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000014000-0x4)=0x10, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000ca9000+0xc8b)={0x0, 0x401, 0x10, 0x8000, 0x4}, &(0x7f0000ac6000-0x4)=0x18) getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r3, 0x84, 0x1a, &(0x7f00009b3000-0x8f)={r4, 0x87, "bd87e0f13f8f8f5640925dc65bf9aec9fd66e752b8b7be4778a83bec7a625178fe2f2135796281deabed088885c61f8a7918b98c7ae632bde30d4f8fff91f052b5637b6cd0aad4da2f3c547d693a58296e16f53e3063fea5cb3af4b65ed6fadfdb28da1f9e407bcb2da6cfa6c89fb6fc01e62f204e551c2cffca203e0cc1be4a1f26de3d820b11"}, &(0x7f0000c67000-0x4)=0x8f) getsockopt$inet_tcp_buf(r2, 0x6, 0x3f, &(0x7f000024a000)=""/188, &(0x7f00004d0000)=0xbc) r5 = openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f00005f3000)='/selinux/avc/cache_threshold\x00', 0x2, 0x0) setsockopt$inet_tcp_int(r5, 0x6, 0x6, &(0x7f0000faf000)=0x7, 0x4) connect$inet6(r0, &(0x7f00001c5000)={0xa, 0xffffffffffffffff, 0x0, @loopback={0x0, 0x1}, 0x0}, 0x1c) 2018/01/28 06:20:25 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$tun(&(0x7f0000520000-0xd)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000a5b000-0x28)={@common='gre0\x00', @ifru_names=@generic="4f5400000000034f3a0a1fdc222073b5"}) r1 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_ifreq(r1, 0x8923, &(0x7f0000eb3000-0x50)={@common="6772653000000000000003000200", @ifru_flags=0x0}) r2 = socket$inet6_icmp(0xa, 0x2, 0x3a) bind$inet6(r2, &(0x7f0000dbf000-0x1c)={0xa, 0x3, 0x800, @loopback={0x0, 0x1}, 0x8}, 0x1c) 2018/01/28 06:20:25 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) getpeername(r0, &(0x7f0000be3000)=@pppol2tpin6={0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, @dev={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0x0}}}, &(0x7f000056f000)=0x32) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f000092d000)={0x0, 0x90, "cd6eb23486eb6471df5fa6286850ed3db59fe7589d1013bbeb1bfa7fbcc6dda0d5b2a524fc13e5834d21226cd37e4d0c5a6b6ab612fd123fec5a30d58d02c73bf0dd269e6a4a60f38a6713ac0e8cc1a7ce1fbc29c38d80fe0a5a868a1b36dafe251757dd2ca20c401dc2edc92bc79c95607fd53693fd7d643e17c17e7a3d176457e6b95274aa5fb2d714a28c446ac066"}, &(0x7f0000330000)=0xffffffffffffff5d) ioctl$PPPIOCGFLAGS(r1, 0x8004745a, &(0x7f0000e23000)=0x0) r3 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000072000)='/selinux/enforce\x00', 0x40001, 0x0) ioctl$PERF_EVENT_IOC_REFRESH(r3, 0x2402, 0x7) setsockopt(r1, 0x5, 0xfffffffffffffffc, &(0x7f000009e000-0x72)="142fdb8fc1f297df6cb21c63c7c6e233d29571c8f8dc76c39d9e9ee3626a9a0ab306cb8fb53d59a6505524b71e9f49e1ce14c30e47a263a11a825230668b064203e0e5d8d72cbb33384ff167359225cc6b0a5d9e052236b5457d73202aab610faf09a488ea62e6f3d89fcdd9d63845532bf0", 0x72) setsockopt$inet_sctp6_SCTP_RESET_ASSOC(r1, 0x84, 0x78, &(0x7f0000643000-0x4)=r2, 0x4) sendmsg$nl_netfilter(r0, &(0x7f0000d65000)={&(0x7f0000de3000-0xc)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000403000)={&(0x7f0000d7f000-0x14)={0x14, 0x1, 0xa, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, {0xa, 0x0, 0x0}, []}, 0xffc5}, 0x1, 0x0, 0x0, 0x0}, 0x0) 2018/01/28 06:20:25 executing program 6: mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x0, 0x18071, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) remap_file_pages(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x0, 0x0, 0x0) r0 = accept(0xffffffffffffff9c, &(0x7f0000004000)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000000000)=0x8) mmap(&(0x7f0000007000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$netrom_NETROM_T1(r0, 0x103, 0x1, &(0x7f0000008000-0x4)=0x6, 0x4) 2018/01/28 06:20:25 executing program 7: ioctl$BINDER_SET_CONTEXT_MGR(0xffffffffffffffff, 0x40046207, 0x0) socketpair$inet_dccp(0x2, 0x6, 0x0, &(0x7f0000ab8000-0x8)={0x0, 0x0}) setsockopt$inet_MCAST_LEAVE_GROUP(r1, 0x0, 0x2d, &(0x7f0000603000-0x90)={0x80, {{0x2, 0x1, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x90) r2 = socket$inet6_sctp(0xa, 0x0, 0x84) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_MRT6_DEL_MFC_PROXY(r2, 0x29, 0xd3, &(0x7f0000000000)={{0xa, 0x2, 0x1f, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x1827}, {0xa, 0x3, 0x3f, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x1}, 0x6, [0x400, 0x800, 0x1, 0x8, 0x800, 0xfffffffffffffffe, 0x3, 0xc896]}, 0x5c) setsockopt$inet_mreqsrc(r0, 0x0, 0x2f, &(0x7f0000c7c000-0xc)={@rand_addr=0x9, @dev={0xac, 0x14, 0x0, 0xd}, @local={0xac, 0x14, 0x0, 0xaa}}, 0xc) getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000aa8000-0xe8)={{{@in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in=@loopback=0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in=@empty=0x0, 0xffffffffffffffff, 0x0}, 0x0, @in6=@mcast2={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000285000-0x4)=0xe8) ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f0000000000)=0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_MCAST_MSFILTER(r2, 0x29, 0x30, &(0x7f0000002000-0x390)={0x4, {{0xa, 0x2, 0x100000001, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0xffffffffffffcb84}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x6, [{{0xa, 0x0, 0x3, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x1b8e}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {{0xa, 0x2, 0x40, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x4}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {{0xa, 0x2, 0xf97, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x6}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {{0xa, 0x2, 0x10000, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x9}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {{0xa, 0x2, 0x4, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x4}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {{0xa, 0x2, 0x2, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}]}, 0x390) ioctl$sock_inet_SIOCDELRT(r1, 0x890c, &(0x7f0000001000-0x78)={0x3ff, {0x2, 0x2, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @dev={0xac, 0x14, 0x0, 0xe}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x1, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x100, 0x2, 0x9, 0x80000000, 0xfffffffffffffff8, &(0x7f0000000000)=@generic="ee7e17af2bf505995e69d722df85317c", 0x5a7, 0xfffffffffffff001, 0x1}) r3 = openat$selinux_avc_hash_stats(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/avc/hash_stats\x00', 0x0, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_inet_SIOCDELRT(r3, 0x890c, &(0x7f0000002000)={0x2, {0x2, 0x2, @rand_addr=0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @rand_addr=0x1808, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x1, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x80, 0xbf51, 0x10001, 0x3, 0x7fffffff, &(0x7f0000002000)=@generic="d8a24f3d09df869906708300ab1cde37", 0xfffffffeffffffff, 0x100000000, 0x7}) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(r3, 0x84, 0x7, &(0x7f0000002000-0x4)={0x0}, &(0x7f0000001000-0x4)=0x4) ioctl$BINDER_WRITE_READ(0xffffffffffffffff, 0xc0306201, &(0x7f0000007000)={0x0, 0x0, &(0x7f0000006000-0x2c)=[], 0x0, 0x0, &(0x7f0000002000)=""}) 2018/01/28 06:20:25 executing program 4: r0 = open(&(0x7f00001ce000)='./file0\x00', 0x40, 0x20) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r1, &(0x7f0000cf4000)="", 0x0, 0x0) setsockopt$inet6_MRT6_DEL_MFC_PROXY(r0, 0x29, 0xd3, &(0x7f0000a41000)={{0xa, 0x0, 0x1, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x3}, {0xa, 0x2, 0x200, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x100}, 0x2, [0xdac2, 0x400, 0x9, 0x9, 0x7, 0x1, 0x7, 0x7]}, 0x5c) [ 41.158284] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 41.166841] 11904 total pagecache pages [ 41.170915] 0 pages in swap cache [ 41.174336] Swap cache stats: add 0, delete 0, find 0/0 [ 41.179662] Free swap = 0kB [ 41.182663] Total swap = 0kB [ 41.185655] 1965979 pages RAM [ 41.188727] 0 pages HighMem/MovableOnly [ 41.193116] 320509 pages reserved 2018/01/28 06:20:26 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f0000c02000-0x10)='/selinux/status\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f00005a5000)={0x6, [0xfb9, 0x4, 0x4, 0x1, 0x2, 0x7]}, 0x10) r1 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r1, &(0x7f0000cf4000)="", 0x0, 0x0) [ 41.213752] audit: type=1400 audit(1517120425.978:27): avc: denied { getattr } for pid=5921 comm="syz-executor1" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 2018/01/28 06:20:26 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(r0, 0x0, 0x2a, &(0x7f00000a0000-0x90)={0x4, {{0x2, 0x3, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x90) setsockopt$inet_msfilter(r0, 0x0, 0x29, &(0x7f000031f000-0x2c)={@multicast2=0xe0000002, @remote={0xac, 0x14, 0x0, 0xbb}, 0x0, 0x5, [@empty=0x0, @local={0xac, 0x14, 0x0, 0xaa}, @local={0xac, 0x14, 0x0, 0xaa}, @broadcast=0xffffffff, @rand_addr=0x0]}, 0x24) 2018/01/28 06:20:26 executing program 3: mmap(&(0x7f0000000000/0xef2000)=nil, 0xef2000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000ef0000-0x4)=0x7fe, 0x4) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f00007cb000)='/dev/rtc\x00', 0x0, 0x0) ioctl$LOOP_CLR_FD(r1, 0x7001) sendto$inet(r0, &(0x7f000023e000)="", 0x0, 0x0, &(0x7f0000515000-0x10)={0x2, 0x0, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$sock_int(r0, 0x1, 0x29, &(0x7f0000000000)=0x7527, 0x4) r2 = dup2(r0, r0) recvfrom$llc(r2, &(0x7f0000626000-0x79)=""/0, 0x0, 0x2000, &(0x7f0000b98000-0x10)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @remote={[0xbb, 0xbb, 0xbb, 0xbb], 0x0, 0x0}, [0x0, 0x0]}, 0x10) dup2(r2, r0) 2018/01/28 06:20:26 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x1b, &(0x7f00000aa000)={@remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0xbb}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x20) r1 = memfd_create(&(0x7f0000ba4000)='-\x00', 0x2) ioctl$DRM_IOCTL_DROP_MASTER(r1, 0x641f) close(r0) 2018/01/28 06:20:26 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000f67000-0xc)='./file0/bus\x00', 0x0) open$dir(&(0x7f0000eb6000)='./file0\x00', 0xfffffffffffffffc, 0x0) r1 = syz_open_dev$tun(&(0x7f00008a6000)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFINDEX(r1, 0x400454da, &(0x7f0000410000-0x4)=0x101) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000533000)={@generic="02000000040000000004008000e9bc22", @ifru_settings={0x10001, 0x0, @raw_hdlc=&(0x7f00008a7000-0x4)={0x0, 0x0}}}) openat$loop_ctrl(0xffffffffffffff9c, &(0x7f000059e000-0x12)='/dev/loop-control\x00', 0x0, 0x0) close(r1) openat$selinux_policy(0xffffffffffffff9c, &(0x7f0000cd3000-0x10)='/selinux/policy\x00', 0x0, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000ad6000)={0x0, 0x0, 0x0}, &(0x7f000078b000-0x4)=0xc) stat(&(0x7f0000329000)='./file0/bus\x00', &(0x7f0000f44000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f000086e000)={0x0, 0x0, 0x0}, &(0x7f0000c8a000-0x4)=0x3a1) stat(&(0x7f000053f000)='./file0/bus\x00', &(0x7f0000adb000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getresuid(&(0x7f0000387000)=0x0, &(0x7f0000012000)=0x0, &(0x7f000070f000-0x4)=0x0) 2018/01/28 06:20:26 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f0000d52000)='/selinux/status\x00', 0x0, 0x0) ioctl$KDSKBLED(r0, 0x4b65, 0x1) pipe(&(0x7f00000ab000)={0x0, 0x0}) r1 = getpid() ptrace$getregs(0xc, r1, 0x7, &(0x7f00004b2000-0x6c)=""/108) syz_open_dev$evdev(&(0x7f0000553000)='/dev/input/event#\x00', 0x0, 0x0) setrlimit(0x7, &(0x7f0000bed000-0x10)={0x0, 0x0}) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f00003b7000-0x1c)={0x6, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000fa1000-0x4)=0x1c) socketpair$unix(0x1, 0x1, 0x0, &(0x7f000094f000)={0xffffffffffffffff, 0xffffffffffffffff}) 2018/01/28 06:20:26 executing program 0: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f0000001000-0x10)='/selinux/status\x00', 0x0, 0x0) r1 = memfd_create(&(0x7f0000001000-0x4)='$\x00', 0x0) ioctl$TIOCCONS(0xffffffffffffff9c, 0x541d) dup3(r0, r1, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x0, 0x11, r1, 0x0) clone(0x0, &(0x7f0000f39000)="", &(0x7f0000eaa000-0x4)=0x0, &(0x7f0000bf3000-0x4)=0x0, &(0x7f00003b9000-0xcd)="") 2018/01/28 06:20:26 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000041000)="58dca8d5cb94cade3111fef67cec4858a5ba365e1be9aede185631f509ad071e0c9c937261b9f354830794fcd10909b3ea95ad40d08bed5a41b9c4ce44f4757da8082dc9d6b3342ab7480f852b01", 0x4e, 0x0) [ 41.221371] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 41.221384] CPU: 0 PID: 5931 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 2018/01/28 06:20:26 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000de3000)='/proc/self/net/pfkey\x00', 0x7ffffffffe, 0x0) r1 = syz_open_dev$sg(&(0x7f000092a000-0x9)='/dev/sg#\x00', 0x4, 0x1) sendfile(r1, r0, &(0x7f000097a000-0x8)=0x0, 0xff) getsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r0, 0x84, 0x12, &(0x7f0000968000)=0x0, &(0x7f000097e000)=0x4) ioctl$RNDADDENTROPY(r1, 0x40085203, &(0x7f0000df7000)={0x3, 0xb0, "7bae7f01d00a46440e9727edf797e769f84fa46696bea9b9e9e0ec6df8ab738778ea5122d782856d35d183b6138100cdeba95b188287fa5dd3f184764e76b375740884fc6c36bcfde39f8c9f0aafc3377334ddbed76a11b436b8eb807d3add49846cc7a13edce004a35ac411d3be58ebad2b1e2e6c46678305287430f7f194c007bc723a313111cc8be593469a1a8a95c45cabe626ceb012de4da9432c0ec2db7288a063d33480c6a096f052d650bc626513af5ebfb90b3e9c59b1e1827490bc23995089c8444246ab0ef99f6b965fa8415f69103da51a"}) 2018/01/28 06:20:26 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_avc_hash_stats(0xffffffffffffff9c, &(0x7f000013c000)='/selinux/avc/hash_stats\x00', 0x0, 0x0) getsockopt$inet6_buf(r0, 0x29, 0x2a, &(0x7f00002af000)=""/221, &(0x7f00005c7000)=0xdd) r1 = socket$inet6(0xa, 0x1, 0x100000000) setsockopt$inet6_mreq(r1, 0x29, 0x19, &(0x7f0000a9c000)={@loopback={0x0, 0x1}, 0x0}, 0x14) 2018/01/28 06:20:26 executing program 5: mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_opts(r0, 0x0, 0xd, &(0x7f0000001000)="f8db997de9b7ea82ff7c48b3b0522bc1883873c12b0edc42126adf918d66dcbcb85000c50e0083a170f5fe118b3a80f617b687fe60f7bd47f9", 0x39) getsockopt$inet_buf(r0, 0x0, 0x61, &(0x7f0000003000-0x1e)=""/30, &(0x7f0000000000)=0x1e) 2018/01/28 06:20:26 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mkdir(&(0x7f000082f000)='./control\x00', 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000e4c000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000044000-0x20)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1, 0x0}) r1 = creat(&(0x7f000078e000-0x8)='./file0\x00', 0x0) write$sndseq(r1, &(0x7f0000012000-0x2e)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @time=@time={0x0, 0x0}}], 0x30) fremovexattr(r1, &(0x7f0000d52000-0x2f)=@random={'security.\x00', 'md5sumsystemposix_acl_access+GPLeth1\x00'}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_CLIENT(r1, 0x404c534a, &(0x7f0000692000)={0x3f, 0x4, 0xb29, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) link(&(0x7f0000f3c000-0x8)='./file0\x00', &(0x7f00006b4000-0x10)='./control/file0\x00') ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000002000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) [ 41.221389] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.221402] ffff8801c918f948 ffffffff81d943a9 1ffff10039231f2c ffff8801c8d7c800 [ 41.221413] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c918fa58 [ 41.221424] ffffffff81451b82 024000c2c918f998 0000000041b58ab3 ffffffff84195325 [ 41.221426] Call Trace: [ 41.221438] [] dump_stack+0xc1/0x128 [ 41.221447] [] warn_alloc+0x212/0x240 [ 41.221455] [] ? zone_watermark_ok_safe+0x280/0x280 [ 41.221464] [] ? avc_has_perm+0xb0/0x4f0 [ 41.221473] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 41.221483] [] __vmalloc_node_range+0x3f5/0x5f0 [ 41.221494] [] ? check_preemption_disabled+0x3b/0x200 [ 41.221503] [] ? task_has_security+0x130/0x270 [ 41.221510] [] vmalloc+0x5b/0x70 [ 41.221517] [] ? sel_write_load+0x130/0xfd0 [ 41.221524] [] sel_write_load+0x130/0xfd0 [ 41.221532] [] ? sel_read_bool+0x250/0x250 [ 41.221540] [] ? finish_task_switch+0x1ed/0x630 [ 41.221547] [] ? finish_task_switch+0x1c1/0x630 [ 41.221555] [] ? __schedule+0x64d/0x1ba0 [ 41.221563] [] ? sel_read_bool+0x250/0x250 [ 41.221571] [] __vfs_write+0x103/0x680 [ 41.221578] [] ? retint_kernel+0x2d/0x2d [ 41.221586] [] ? do_iter_readv_writev+0x400/0x400 [ 41.221594] [] ? __lock_is_held+0xa1/0xf0 [ 41.221602] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 41.221609] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 41.221615] [] ? __sb_start_write+0x14a/0x310 [ 41.221623] [] vfs_write+0x189/0x530 [ 41.221630] [] SyS_pwrite64+0x13f/0x170 [ 41.221638] [] ? SyS_pread64+0x170/0x170 [ 41.221646] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 41.221657] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 41.221664] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 41.222348] Mem-Info: [ 41.222372] active_anon:54041 inactive_anon:42 isolated_anon:0 [ 41.222372] active_file:3521 inactive_file:8335 isolated_file:0 [ 41.222372] unevictable:0 dirty:230 writeback:0 unstable:0 [ 41.222372] slab_reclaimable:5279 slab_unreclaimable:59564 [ 41.222372] mapped:24075 shmem:49 pagetables:699 bounce:0 [ 41.222372] free:1475279 free_pcp:397 free_cma:0 [ 41.222489] Node 0 active_anon:216164kB inactive_anon:168kB active_file:14084kB inactive_file:33340kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96300kB dirty:920kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 73728kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 41.222508] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 41.222536] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 41.222566] Normal free:2905208kB min:36824kB low:46028kB high:55232kB active_anon:216164kB inactive_anon:168kB active_file:14084kB inactive_file:33340kB unevictable:0kB writepending:920kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21116kB slab_unreclaimable:238256kB kernel_stack:6048kB pagetables:2796kB bounce:0kB free_pcp:828kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 41.222615] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 568*4kB (UME) 261*8kB (UM) 167*16kB (UM) 38*32kB (UME) 17*64kB (UM) 8*128kB (ME) 4*256kB (UM) 8*512kB (UM) 2*1024kB (ME) 2*2048kB (ME) 704*4096kB (M) = 2905208kB [ 41.222704] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 41.222706] 11904 total pagecache pages [ 41.222709] 0 pages in swap cache [ 41.222712] Swap cache stats: add 0, delete 0, find 0/0 [ 41.222715] Free swap = 0kB [ 41.222716] Total swap = 0kB [ 41.222718] 1965979 pages RAM [ 41.222720] 0 pages HighMem/MovableOnly [ 41.222722] 320509 pages reserved [ 41.231965] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 41.231972] CPU: 0 PID: 5931 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 41.231976] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.231989] ffff8801c918f948 ffffffff81d943a9 1ffff10039231f2c ffff8801c8d7c800 [ 41.231999] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c918fa58 [ 41.232010] ffffffff81451b82 024000c2c918f998 0000000041b58ab3 ffffffff84195325 [ 41.232011] Call Trace: [ 41.232024] [] dump_stack+0xc1/0x128 [ 41.232033] [] warn_alloc+0x212/0x240 [ 41.232041] [] ? zone_watermark_ok_safe+0x280/0x280 [ 41.232050] [] ? avc_has_perm+0xb0/0x4f0 [ 41.232059] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 41.232067] [] __vmalloc_node_range+0x3f5/0x5f0 [ 41.232076] [] ? check_preemption_disabled+0x3b/0x200 [ 41.232084] [] ? task_has_security+0x130/0x270 [ 41.232091] [] vmalloc+0x5b/0x70 [ 41.232098] [] ? sel_write_load+0x130/0xfd0 [ 41.232105] [] sel_write_load+0x130/0xfd0 [ 41.232113] [] ? perf_event_mmap+0x8f/0xc10 [ 41.232120] [] ? get_futex_key+0x1050/0x1050 [ 41.232127] [] ? sel_read_bool+0x250/0x250 [ 41.232134] [] ? do_futex+0x3f8/0x15c0 [ 41.232141] [] ? vma_wants_writenotify+0x51/0x380 [ 41.232149] [] ? sel_read_bool+0x250/0x250 [ 41.232156] [] __vfs_write+0x103/0x680 [ 41.232165] [] ? do_iter_readv_writev+0x400/0x400 [ 41.232172] [] ? __might_sleep+0x95/0x1a0 [ 41.232180] [] ? __lock_is_held+0xa1/0xf0 [ 41.232189] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 41.232196] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 41.232203] [] ? __sb_start_write+0x14a/0x310 [ 41.232210] [] vfs_write+0x189/0x530 [ 41.232218] [] SyS_pwrite64+0x13f/0x170 [ 41.232225] [] ? SyS_pread64+0x170/0x170 [ 41.232233] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 41.232241] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 41.232249] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 41.232252] Mem-Info: [ 41.232269] active_anon:54564 inactive_anon:42 isolated_anon:0 [ 41.232269] active_file:3521 inactive_file:8335 isolated_file:0 [ 41.232269] unevictable:0 dirty:230 writeback:0 unstable:0 [ 41.232269] slab_reclaimable:5279 slab_unreclaimable:59593 [ 41.232269] mapped:24050 shmem:49 pagetables:699 bounce:0 [ 41.232269] free:1474702 free_pcp:424 free_cma:0 [ 41.232285] Node 0 active_anon:218256kB inactive_anon:168kB active_file:14084kB inactive_file:33340kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96200kB dirty:920kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 73728kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 41.232301] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 41.232326] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 41.232355] Normal free:2902900kB min:36824kB low:46028kB high:55232kB active_anon:218256kB inactive_anon:168kB active_file:14084kB inactive_file:33340kB unevictable:0kB writepending:920kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21116kB slab_unreclaimable:238372kB kernel_stack:6080kB pagetables:2796kB bounce:0kB free_pcp:936kB local_pcp:228kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 41.232414] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 537*4kB (UME) 260*8kB (UM) 167*16kB (UM) 34*32kB (UME) 17*64kB (UM) 8*128kB (ME) 4*256kB (UM) 8*512kB (UM) 2*1024kB (ME) 1*2048kB (E) 704*4096kB (M) = 2902900kB [ 41.232515] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 41.232519] 11904 total pagecache pages [ 41.232522] 0 pages in swap cache [ 41.232525] Swap cache stats: add 0, delete 0, find 0/0 [ 41.232527] Free swap = 0kB [ 41.232529] Total swap = 0kB [ 41.232532] 1965979 pages RAM [ 41.232533] 0 pages HighMem/MovableOnly [ 41.232535] 320509 pages reserved [ 41.275057] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 41.275065] CPU: 1 PID: 5957 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 41.275071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.275086] ffff8801b156f948 ffffffff81d943a9 1ffff100362adf2c ffff8801b1551800 [ 41.275096] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801b156fa58 [ 41.275106] ffffffff81451b82 024000c2b156f998 0000000041b58ab3 ffffffff84195325 [ 41.275109] Call Trace: [ 41.275122] [] dump_stack+0xc1/0x128 [ 41.275133] [] warn_alloc+0x212/0x240 [ 41.275142] [] ? zone_watermark_ok_safe+0x280/0x280 [ 41.275155] [] ? avc_has_perm+0xb0/0x4f0 [ 41.275165] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 41.275174] [] __vmalloc_node_range+0x3f5/0x5f0 [ 41.275182] [] ? check_preemption_disabled+0x3b/0x200 [ 41.275188] [] ? task_has_security+0x130/0x270 [ 41.275194] [] vmalloc+0x5b/0x70 [ 41.275200] [] ? sel_write_load+0x130/0xfd0 [ 41.275205] [] sel_write_load+0x130/0xfd0 [ 41.275211] [] ? get_futex_key+0x1050/0x1050 [ 41.275217] [] ? sel_read_bool+0x250/0x250 [ 41.275222] [] ? do_futex+0x3f8/0x15c0 [ 41.275228] [] ? sel_read_bool+0x250/0x250 [ 41.275234] [] __vfs_write+0x103/0x680 [ 41.275241] [] ? do_iter_readv_writev+0x400/0x400 [ 41.275247] [] ? __might_sleep+0x95/0x1a0 [ 41.275254] [] ? __lock_is_held+0xa1/0xf0 [ 41.275260] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 41.275266] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 41.275271] [] ? __sb_start_write+0x14a/0x310 [ 41.275277] [] vfs_write+0x189/0x530 [ 41.275283] [] SyS_pwrite64+0x13f/0x170 [ 41.275289] [] ? SyS_pread64+0x170/0x170 [ 41.275295] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 41.275302] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 41.275309] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 41.275312] Mem-Info: [ 41.275330] active_anon:58139 inactive_anon:42 isolated_anon:0 [ 41.275330] active_file:3521 inactive_file:8335 isolated_file:0 [ 41.275330] unevictable:0 dirty:230 writeback:0 unstable:0 [ 41.275330] slab_reclaimable:5279 slab_unreclaimable:59728 [ 41.275330] mapped:24075 shmem:49 pagetables:699 bounce:0 [ 41.275330] free:1470979 free_pcp:453 free_cma:0 [ 41.275348] Node 0 active_anon:232556kB inactive_anon:168kB active_file:14084kB inactive_file:33340kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96300kB dirty:920kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 73728kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 41.275363] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 41.275386] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 41.275410] Normal free:2888008kB min:36824kB low:46028kB high:55232kB active_anon:232556kB inactive_anon:168kB active_file:14084kB inactive_file:33340kB unevictable:0kB writepending:920kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21116kB slab_unreclaimable:238912kB kernel_stack:6048kB pagetables:2796kB bounce:0kB free_pcp:1052kB local_pcp:524kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 41.275452] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 506*4kB (UME) 256*8kB (UM) 180*16kB (UME) 32*32kB (UM) 12*64kB (UM) 8*128kB (ME) 3*256kB (M) 8*512kB (UM) 2*1024kB (ME) 2*2048kB (ME) 700*4096kB (M) = 2887976kB [ 41.275537] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 41.275539] 11904 total pagecache pages [ 41.275543] 0 pages in swap cache [ 41.275547] Swap cache stats: add 0, delete 0, find 0/0 [ 41.275549] Free swap = 0kB [ 41.275551] Total swap = 0kB [ 41.275553] 1965979 pages RAM [ 41.275557] 0 pages HighMem/MovableOnly [ 41.275558] 320509 pages reserved [ 41.295595] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 41.295604] CPU: 0 PID: 5962 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 41.295609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.295623] ffff8801d64cf948 ffffffff81d943a9 1ffff1003ac99f2c ffff8801b1556000 [ 41.295633] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801d64cfa58 [ 41.295644] ffffffff81451b82 024000c2d64cf998 0000000041b58ab3 ffffffff84195325 [ 41.295645] Call Trace: [ 41.295658] [] dump_stack+0xc1/0x128 [ 41.295669] [] warn_alloc+0x212/0x240 [ 41.295678] [] ? zone_watermark_ok_safe+0x280/0x280 [ 41.295690] [] ? avc_has_perm+0xb0/0x4f0 [ 41.295706] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 41.295719] [] __vmalloc_node_range+0x3f5/0x5f0 [ 41.295729] [] ? check_preemption_disabled+0x3b/0x200 [ 41.295740] [] ? task_has_security+0x130/0x270 [ 41.295748] [] vmalloc+0x5b/0x70 [ 41.295755] [] ? sel_write_load+0x130/0xfd0 [ 41.295763] [] sel_write_load+0x130/0xfd0 [ 41.295772] [] ? get_futex_key+0x1050/0x1050 [ 41.295779] [] ? sel_read_bool+0x250/0x250 [ 41.295785] [] ? do_futex+0x3f8/0x15c0 [ 41.295792] [] ? sel_read_bool+0x250/0x250 [ 41.295800] [] __vfs_write+0x103/0x680 [ 41.295808] [] ? do_iter_readv_writev+0x400/0x400 [ 41.295816] [] ? __might_sleep+0x95/0x1a0 [ 41.295824] [] ? __lock_is_held+0xa1/0xf0 [ 41.295832] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 41.295840] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 41.295847] [] ? __sb_start_write+0x14a/0x310 [ 41.295855] [] vfs_write+0x189/0x530 [ 41.295862] [] SyS_pwrite64+0x13f/0x170 [ 41.295870] [] ? SyS_pread64+0x170/0x170 [ 41.295879] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 41.295887] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 41.295896] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 41.295914] Mem-Info: [ 41.295935] active_anon:59134 inactive_anon:42 isolated_anon:0 [ 41.295935] active_file:3521 inactive_file:8335 isolated_file:0 [ 41.295935] unevictable:0 dirty:230 writeback:0 unstable:0 [ 41.295935] slab_reclaimable:5279 slab_unreclaimable:59837 [ 41.295935] mapped:24025 shmem:49 pagetables:699 bounce:0 [ 41.295935] free:1469359 free_pcp:487 free_cma:0 [ 41.295951] Node 0 active_anon:236536kB inactive_anon:168kB active_file:14084kB inactive_file:33340kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96100kB dirty:920kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 73728kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 41.295968] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 41.295993] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 41.296022] Normal free:2881528kB min:36824kB low:46028kB high:55232kB active_anon:236536kB inactive_anon:168kB active_file:14084kB inactive_file:33340kB unevictable:0kB writepending:920kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21116kB slab_unreclaimable:239348kB kernel_stack:6016kB pagetables:2796kB bounce:0kB free_pcp:1188kB local_pcp:604kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 41.296320] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 488*4kB (UME) 257*8kB (UM) 179*16kB (UM) 27*32kB (UM) 11*64kB (UM) 8*128kB (ME) 3*256kB (M) 8*512kB (UM) 2*1024kB (ME) 6*2048kB (ME) 697*4096kB (M) = 2883576kB [ 41.296424] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 41.296426] 11904 total pagecache pages [ 41.296429] 0 pages in swap cache [ 41.296433] Swap cache stats: add 0, delete 0, find 0/0 [ 41.296435] Free swap = 0kB [ 41.296437] Total swap = 0kB [ 41.296439] 1965979 pages RAM 2018/01/28 06:20:28 executing program 3: mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x0, 0x18071, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x3000)=nil, 0x3000, 0x0, 0x32, 0xffffffffffffffff, 0x0) remap_file_pages(&(0x7f0000001000/0x2000)=nil, 0x2000, 0x0, 0x0, 0x0) mmap(&(0x7f0000007000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fcntl$getownex(0xffffffffffffff9c, 0x10, &(0x7f0000008000-0x8)={0x0, 0x0}) fcntl$getownex(0xffffffffffffffff, 0x10, &(0x7f0000002000)={0x0, 0x0}) tgkill(r0, r1, 0x3a) 2018/01/28 06:20:28 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000cf4000)="", 0xffffffffffffff5d, 0x0) r1 = openat$selinux_avc_hash_stats(0xffffffffffffff9c, &(0x7f0000fd5000-0xe)='/selinux/avc/hash_stats\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000c11000)={0x0, 0x8, 0x5, 0x8}, &(0x7f0000726000-0x1)=0x10) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x22, &(0x7f0000859000)={0x8, 0x9, 0x20, 0x0, r2}, &(0x7f0000948000)=0x10) 2018/01/28 06:20:28 executing program 5: mmap(&(0x7f0000000000/0xd9a000)=nil, 0xd9a000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) mmap(&(0x7f0000d9a000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000d9a000)='/dev/sequencer2\x00', 0x80, 0x0) mmap(&(0x7f0000d9a000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$TCSETAF(r1, 0x5408, &(0x7f0000d9b000-0x14)={0x9, 0x6, 0xfffffffffffffff9, 0x2b, 0x5, 0x1, 0x4, 0x101, 0x2df8, 0x5}) socket$netlink(0x10, 0x3, 0x6) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r0, 0x10e, 0x1, &(0x7f00000f1000-0x4)=0x0, 0x4) socket$netlink(0x10, 0x3, 0x12) mmap(&(0x7f0000d9b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000d9b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mq_timedreceive(r1, &(0x7f0000d9c000-0x8f)=""/143, 0x8f, 0x1f, &(0x7f0000d9c000-0x10)={0x77359400, 0x0}) getsockopt$netlink(r0, 0x10e, 0x9, &(0x7f0000fb4000-0x1)=""/4, &(0x7f0000d9a000-0x4)=0x4) 2018/01/28 06:20:28 executing program 2: mmap(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = eventfd2(0x0, 0x800) readv(r0, &(0x7f0000001000-0x10)=[{&(0x7f0000796000-0x99)=""/153, 0x99}], 0x1) r1 = fcntl$dupfd(r0, 0x0, r0) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f0000004000)=@assoc_value={0x0, 0x0}, &(0x7f0000004000)=0x8) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000002000-0x8)={r2, 0x9}, 0x8) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(0xffffffffffffffff, 0x84, 0x70, &(0x7f0000005000-0x108)={0x0, @in={{0x2, 0x3, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x8, 0x58, 0x5, 0x2, 0x100000000, 0x81, 0x9428, 0x1, 0x2, 0x3, 0x3, 0x8937, 0x6, 0xd800, 0x7fffffff]}, &(0x7f0000005000-0x4)=0x108) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x22, &(0x7f0000001000-0x10)={0x2, 0x1, 0x3, 0x6, r3}, &(0x7f0000005000-0x4)=0x10) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r1, 0x84, 0x6, &(0x7f0000005000)={r4, @in6={{0xa, 0x3, 0x3055, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x5c000000000000}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x8c) 2018/01/28 06:20:28 executing program 6: mmap(&(0x7f0000001000/0x2c000)=nil, 0x2c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_policy(0xffffffffffffff9c, &(0x7f0000016000)='/selinux/policy\x00', 0x0, 0x0) readlinkat(r0, &(0x7f000000d000+0xb83)='./file0\x00', &(0x7f0000026000-0x21)=""/188, 0xbc) r1 = creat(&(0x7f000002b000)='./file0\x00', 0x0) r2 = syz_open_dev$sndtimer(&(0x7f0000026000)='/dev/snd/timer\x00', 0x0, 0x0) ioctl$TIOCSBRK(r1, 0x5427) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r2, 0x80045400, &(0x7f000002b000)=0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ID(r1, 0x80082407, &(0x7f0000001000-0x8)=0x0) 2018/01/28 06:20:28 executing program 0: syz_extract_tcp_res$synack(&(0x7f0000b10000-0x8)={0x0, 0x0}, 0x1, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_fuse_mount(&(0x7f0000176000-0x8)='./file0\x00', 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f0000dfa000-0x8)=0x80000000) 2018/01/28 06:20:28 executing program 1: mmap(&(0x7f0000000000/0xcda000)=nil, 0xcda000, 0x3, 0x32, 0xffffffffffffffff, 0x0) clock_gettime(0x0, &(0x7f0000cd6000-0x10)={0x0, 0x0}) setitimer(0x0, &(0x7f0000a0b000)={{0x0, 0x0}, {r0, 0x7530}}, &(0x7f0000cd5000)={{0x0, 0x0}, {0x0, 0x0}}) alarm(0x0) r1 = fcntl$dupfd(0xffffffffffffff9c, 0x0, 0xffffffffffffff9c) mmap(&(0x7f0000cda000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$RNDADDENTROPY(r1, 0x40085203, &(0x7f0000cda000)={0xb937, 0xfe, "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"}) 2018/01/28 06:20:28 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_buf(r0, 0x0, 0x61, &(0x7f0000000000)="", 0x18e) getpeername(r0, &(0x7f0000001000-0x26)=@pppol2tp={0x0, 0x0, {0x0, 0x0, {0x0, 0xffffffffffffffff, @remote={0x0, 0x0, 0xffffffffffffffff, 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000000000)=0x26) accept$unix(r1, &(0x7f0000001000-0xf)=@file={0x0, ""/13}, &(0x7f0000000000)=0xf) openat$selinux_create(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/create\x00', 0x2, 0x0) [ 41.296441] 0 pages HighMem/MovableOnly [ 41.296443] 320509 pages reserved [ 41.337579] SELinux: policydb magic number 0xd5a8dc58 does not match expected magic number 0xf97cff8c [ 41.345391] SELinux: policydb magic number 0xd5a8dc58 does not match expected magic number 0xf97cff8c 2018/01/28 06:20:28 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sg(&(0x7f00006b3000)='/dev/sg#\x00', 0xd4, 0x10000) ioctl$SIOCSIFMTU(r0, 0x8922, &(0x7f0000682000)={@generic="5e1613ae3e28ebb0f900425eb3302fc6", 0xae1d, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) r1 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r1, &(0x7f0000cf4000)="", 0x0, 0x0) openat$selinux_status(0xffffffffffffff9c, &(0x7f00004a9000)='/selinux/status\x00', 0x0, 0x0) 2018/01/28 06:20:28 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000a90000)='./control\x00', 0x0) open$dir(&(0x7f000027c000)='./control\x00', 0x200000, 0x1ca) clone(0x80000000, &(0x7f0000f70000)="1829b3669b73b83ad785593664a23baf4d7200c6fc3dd8c719b063ee63", &(0x7f00007ea000-0x4)=0x0, &(0x7f000060d000-0x4)=0x0, &(0x7f0000c67000-0xe)="13441b0e367e66e44d499a6a01c7") socket(0x11, 0x3, 0x1) openat$selinux_relabel(0xffffffffffffff9c, &(0x7f000051f000-0x11)='/selinux/relabel\x00', 0x2, 0x0) lsetxattr(&(0x7f000046d000)='./control\x00', &(0x7f0000aff000)=@known='system.posix_acl_default\x00', &(0x7f0000940000-0x14)="02000000f4ffffff6f556e100730de2d6a0006a0", 0x14, 0x0) 2018/01/28 06:20:28 executing program 0: mmap(&(0x7f0000000000/0x552000)=nil, 0x552000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$tun(&(0x7f0000266000)='/dev/net/tun\x00', 0x0, 0x0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) r2 = epoll_create(0x2) mmap(&(0x7f0000552000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r1, 0x84, 0x71, &(0x7f00003be000)={0x0, 0x53}, &(0x7f0000553000-0x4)=0x8) setsockopt$inet_sctp6_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000335000)=@assoc_value={r3, 0x1}, 0x8) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r0, &(0x7f0000001000-0xc)={0x0, 0x0}) mmap(&(0x7f0000552000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000553000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r4 = openat$selinux_avc_hash_stats(0xffffffffffffff9c, &(0x7f0000553000)='/selinux/avc/hash_stats\x00', 0x0, 0x0) mmap(&(0x7f0000553000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet6_tcp_buf(r4, 0x6, 0xd, &(0x7f0000553000)=""/88, &(0x7f000023b000-0x4)=0x58) r5 = openat$rtc(0xffffffffffffff9c, &(0x7f0000553000-0x9)='/dev/rtc\x00', 0x0, 0x0) mmap(&(0x7f0000554000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000554000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000555000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000556000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000556000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r4, 0x84, 0x71, &(0x7f0000557000-0x6)={0x0, 0xffff}, &(0x7f0000556000)=0x8) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r4, 0x84, 0x7c, &(0x7f00002b0000)={r6, 0x9, 0xa}, &(0x7f0000222000)=0x8) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r4, &(0x7f0000555000)={0x0, 0x0}) epoll_pwait(r2, &(0x7f0000555000-0x18)=[{0x0, 0x0}, {0x0, 0x0}], 0x2, 0x6, &(0x7f0000554000)={0x1}, 0x8) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r5, &(0x7f00004d4000)={0x0, 0x0}) epoll_ctl$EPOLL_CTL_MOD(r2, 0x3, r5, &(0x7f0000551000)={0x0, 0x0}) 2018/01/28 06:20:28 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) symlink(&(0x7f00001f2000-0x8)='./file0\x00', &(0x7f00004fb000-0x8)='./file0\x00') r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000e4e000-0xf)='/dev/sequencer\x00', 0xa202, 0x0) write$sndseq(r0, &(0x7f0000f7e000-0x90)=[{0x0, 0x5, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @addr={0x5, 0x0}}], 0xfffffffffffffea3) r1 = add_key$keyring(&(0x7f0000e69000-0x8)='keyring\x00', &(0x7f0000901000-0x5)={0x73, 0x79, 0x7a, 0x3, 0x0}, 0x0, 0x0, 0xfffffffffffffffc) keyctl$update(0x2, r1, &(0x7f0000999000-0xcc)="5feb3c34a304d62f785da19e506826a3f1bb9091beda5b1f734315c89db8ecced628acd455689d5cd40acd82fdcd17fdd63ab254255dad163368b40a07c30d952deae023c13bcdd31e4549f4e1f5be662d76b98dfa24a06e9340924942bbff6091a51516c32fce6c968e02680f6e488b666abc503809ec6c1ed71af15cfbdc376aaa0c42250171e7deb03bd0b75f8bdf17477f8c1258a22a14dcc04f4a4e1d08f15ffea799bff3b81800760d4ad187b87931bc6a135ef1f737f6cd31923b4215225da909ae168d81fadcc99f", 0xcc) 2018/01/28 06:20:28 executing program 1: mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_int(r0, 0x107, 0x11, &(0x7f0000001000-0x4)=0x0, 0x4) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$keychord(0xffffffffffffff9c, &(0x7f0000002000-0xe)='/dev/keychord\x00', 0x10000, 0x0) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendfile(r1, r1, &(0x7f0000005000-0x8)=0x0, 0x5) socket$inet6(0xa, 0x5, 0xffffffff) getsockopt$inet_sctp6_SCTP_NODELAY(r1, 0x84, 0x3, &(0x7f0000003000)=0x0, &(0x7f0000003000-0x4)=0x4) r2 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000002000)='/selinux/enforce\x00', 0x200, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffffff, 0xc0206434, &(0x7f0000002000)={0x7, 0x0, 0x0, 0x7}) ioctl$DRM_IOCTL_AGP_FREE(r2, 0x40206435, &(0x7f0000002000-0x20)={0x3cd, r3, 0x10000, 0x7fffffff}) 2018/01/28 06:20:28 executing program 2: mmap(&(0x7f0000000000/0x58000)=nil, 0x58000, 0x3, 0x32, 0xffffffffffffffff, 0x0) unshare(0x8000400) r0 = mq_open(&(0x7f000004b000)='/$cgrouplo\x00', 0x42, 0x0, &(0x7f000004b000)={0x3, 0x7, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0}) mq_notify(r0, &(0x7f000004e000-0x50)={0x5, 0x0, 0x1, @tid=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) mq_timedsend(r0, &(0x7f0000001000-0x2)="", 0x0, 0x0, 0x0) mmap(&(0x7f0000058000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000059000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$usbmon(&(0x7f0000059000)='/dev/usbmon#\x00', 0x57f, 0x4040) accept4$unix(r1, &(0x7f000004f000)=@file={0x0, ""/39}, &(0x7f000000a000-0x4)=0x29, 0x80000) stat(&(0x7f0000034000)='./file0\x00', &(0x7f0000059000-0x44)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) [ 43.296466] audit: type=1400 audit(1517120428.048:28): avc: denied { create } for pid=6008 comm="syz-executor5" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_scsitransport_socket permissive=1 2018/01/28 06:20:28 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x2, 0x400000000000032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = syz_open_dev$sg(&(0x7f00002a8000)='/dev/sg#\x00', 0x0, 0x0) timerfd_gettime(r1, &(0x7f0000f72000)={{0x0, 0x0}, {0x0, 0x0}}) r2 = gettid() ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000e8e000-0x18)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000c20000)={{&(0x7f0000068000/0x800000)=nil, 0x800000}, 0x1, 0x0}) process_vm_writev(r2, &(0x7f0000e99000)=[{&(0x7f000075f000-0xb2)=""/178, 0xb2}, {&(0x7f0000ad3000-0x30)=""/48, 0x30}], 0x2, &(0x7f000088f000-0x20)=[{&(0x7f0000341000-0x27)=""/39, 0x27}, {&(0x7f00002d3000-0x53)=""/83, 0x53}], 0x2, 0x0) mmap(&(0x7f0000000000/0xfb2000)=nil, 0xfb2000, 0xfffffffffffffffd, 0x32, 0xffffffffffffffff, 0x0) close(r0) [ 43.329101] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 43.329110] CPU: 1 PID: 6037 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 43.329114] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.329127] ffff8801c7207948 ffffffff81d943a9 1ffff10038e40f2c ffff8801c7db9800 [ 43.329138] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c7207a58 [ 43.329150] ffffffff81451b82 024000c2c7207998 0000000041b58ab3 ffffffff84195325 [ 43.329151] Call Trace: [ 43.329164] [] dump_stack+0xc1/0x128 [ 43.329175] [] warn_alloc+0x212/0x240 [ 43.329185] [] ? zone_watermark_ok_safe+0x280/0x280 [ 43.329197] [] ? avc_has_perm+0xb0/0x4f0 [ 43.329207] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 43.329216] [] __vmalloc_node_range+0x3f5/0x5f0 [ 43.329226] [] ? check_preemption_disabled+0x3b/0x200 [ 43.329233] [] ? task_has_security+0x130/0x270 [ 43.329241] [] vmalloc+0x5b/0x70 [ 43.329248] [] ? sel_write_load+0x130/0xfd0 [ 43.329255] [] sel_write_load+0x130/0xfd0 [ 43.329262] [] ? get_futex_key+0x1050/0x1050 [ 43.329269] [] ? sel_read_bool+0x250/0x250 [ 43.329275] [] ? do_futex+0x3f8/0x15c0 [ 43.329283] [] ? sel_read_bool+0x250/0x250 [ 43.329290] [] __vfs_write+0x103/0x680 [ 43.329298] [] ? do_iter_readv_writev+0x400/0x400 [ 43.329306] [] ? __might_sleep+0x95/0x1a0 [ 43.329315] [] ? __lock_is_held+0xa1/0xf0 [ 43.329323] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 43.329330] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 43.329336] [] ? __sb_start_write+0x14a/0x310 [ 43.329344] [] vfs_write+0x189/0x530 [ 43.329352] [] SyS_pwrite64+0x13f/0x170 [ 43.329359] [] ? SyS_pread64+0x170/0x170 [ 43.329367] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 43.329375] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 43.329384] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 43.329387] Mem-Info: [ 43.329407] active_anon:56055 inactive_anon:42 isolated_anon:0 [ 43.329407] active_file:3524 inactive_file:8357 isolated_file:0 [ 43.329407] unevictable:0 dirty:256 writeback:0 unstable:0 [ 43.329407] slab_reclaimable:5321 slab_unreclaimable:59702 [ 43.329407] mapped:24044 shmem:49 pagetables:680 bounce:0 [ 43.329407] free:1472599 free_pcp:295 free_cma:0 [ 43.329424] Node 0 active_anon:224220kB inactive_anon:168kB active_file:14096kB inactive_file:33428kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96176kB dirty:1024kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 71680kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 43.329441] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 43.329466] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 43.329491] Normal free:2894488kB min:36824kB low:46028kB high:55232kB active_anon:224220kB inactive_anon:168kB active_file:14096kB inactive_file:33428kB unevictable:0kB writepending:1024kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21284kB slab_unreclaimable:238808kB kernel_stack:5952kB pagetables:2720kB bounce:0kB free_pcp:420kB local_pcp:332kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 43.329537] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 388*4kB (UME) 275*8kB (UM) 191*16kB (UM) 34*32kB (UM) 21*64kB (UM) 9*128kB (UM) 4*256kB (UM) 7*512kB (M) 2*1024kB (ME) 1*2048kB (E) 702*4096kB (M) = 2894488kB [ 43.329626] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 43.329630] 11929 total pagecache pages [ 43.329634] 0 pages in swap cache [ 43.329637] Swap cache stats: add 0, delete 0, find 0/0 [ 43.329639] Free swap = 0kB [ 43.329641] Total swap = 0kB [ 43.329643] 1965979 pages RAM [ 43.329645] 0 pages HighMem/MovableOnly [ 43.329647] 320509 pages reserved [ 43.363787] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 43.363797] CPU: 0 PID: 6048 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 43.363802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.363815] ffff8801bb9b7948 ffffffff81d943a9 1ffff10037736f2c ffff8801c8e14800 [ 43.363826] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801bb9b7a58 [ 43.363837] ffffffff81451b82 024000c2bb9b7998 0000000041b58ab3 ffffffff84195325 [ 43.363838] Call Trace: [ 43.363855] [] dump_stack+0xc1/0x128 [ 43.363868] [] warn_alloc+0x212/0x240 [ 43.363878] [] ? zone_watermark_ok_safe+0x280/0x280 [ 43.363888] [] ? avc_has_perm+0xb0/0x4f0 [ 43.363900] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 43.363910] [] __vmalloc_node_range+0x3f5/0x5f0 [ 43.363921] [] ? check_preemption_disabled+0x3b/0x200 [ 43.363931] [] ? task_has_security+0x130/0x270 [ 43.363940] [] vmalloc+0x5b/0x70 [ 43.363949] [] ? sel_write_load+0x130/0xfd0 [ 43.363957] [] sel_write_load+0x130/0xfd0 [ 43.363967] [] ? get_futex_key+0x1050/0x1050 [ 43.363975] [] ? sel_read_bool+0x250/0x250 [ 43.363984] [] ? do_futex+0x3f8/0x15c0 [ 43.363993] [] ? sel_read_bool+0x250/0x250 [ 43.364004] [] __vfs_write+0x103/0x680 [ 43.364014] [] ? do_iter_readv_writev+0x400/0x400 [ 43.364024] [] ? __might_sleep+0x95/0x1a0 [ 43.364034] [] ? __lock_is_held+0xa1/0xf0 [ 43.364045] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 43.364053] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 43.364062] [] ? __sb_start_write+0x14a/0x310 [ 43.364072] [] vfs_write+0x189/0x530 [ 43.364081] [] SyS_pwrite64+0x13f/0x170 [ 43.364091] [] ? SyS_pread64+0x170/0x170 [ 43.364102] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 43.364110] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 43.364120] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 43.364123] Mem-Info: [ 43.364142] active_anon:57620 inactive_anon:42 isolated_anon:0 [ 43.364142] active_file:3524 inactive_file:8357 isolated_file:0 [ 43.364142] unevictable:0 dirty:256 writeback:0 unstable:0 [ 43.364142] slab_reclaimable:5321 slab_unreclaimable:59787 [ 43.364142] mapped:24044 shmem:49 pagetables:717 bounce:0 [ 43.364142] free:1470901 free_pcp:427 free_cma:0 [ 43.364165] Node 0 active_anon:230480kB inactive_anon:168kB active_file:14096kB inactive_file:33428kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96176kB dirty:1024kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 71680kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 43.364184] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 43.364224] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 43.364258] Normal free:2887696kB min:36824kB low:46028kB high:55232kB active_anon:230480kB inactive_anon:168kB active_file:14096kB inactive_file:33428kB unevictable:0kB writepending:1024kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21284kB slab_unreclaimable:239148kB kernel_stack:6144kB pagetables:2868kB bounce:0kB free_pcp:948kB local_pcp:628kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 43.364311] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 342*4kB (UME) 263*8kB (UM) 192*16kB (UME) 27*32kB (UME) 20*64kB (UME) 10*128kB (UME) 5*256kB (UME) 8*512kB (ME) 1*1024kB (M) 2*2048kB (ME) 700*4096kB (M) = 2887664kB [ 43.364407] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 43.364410] 11929 total pagecache pages [ 43.364413] 0 pages in swap cache [ 43.364417] Swap cache stats: add 0, delete 0, find 0/0 [ 43.364419] Free swap = 0kB [ 43.364421] Total swap = 0kB [ 43.364423] 1965979 pages RAM 2018/01/28 06:20:29 executing program 3: r0 = dup3(0xffffffffffffffff, 0xffffffffffffff9c, 0x80000) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) write$fuse(r0, &(0x7f0000000000)={0x50, 0x1, 0x3, @fuse_init_out={0x7, 0x1a, 0x3, 0x6, 0x3ff, 0x1f, 0xf22d, 0x6, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x50) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) clone(0x200, &(0x7f0000251000+0xdca)="", &(0x7f0000744000)=0x0, &(0x7f00008c8000)=0x0, &(0x7f0000dad000-0x37)="") mknod(&(0x7f0000454000)='./file0\x00', 0x1, 0x0) execve(&(0x7f000095d000-0x8)='./file0\x00', &(0x7f0000a7c000-0x38)=[], &(0x7f00006fd000-0x10)=[]) r1 = syz_open_procfs(0x0, &(0x7f000042d000-0xc)='io\x00') pread64(r1, &(0x7f0000aa0000)=""/0, 0x0, 0x0) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r1, 0x10e, 0x8, &(0x7f00002dd000-0x4)=0x8, 0x4) lseek(r1, 0x0, 0x3) open$dir(&(0x7f00003e9000-0x8)='./file0\x00', 0x26102, 0x800000000000) close(r1) 2018/01/28 06:20:29 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) socket$inet(0x2, 0x80000, 0xfff) pwrite64(r0, &(0x7f00005e1000-0x1)="ad", 0xfffffffffffffe84, 0x0) 2018/01/28 06:20:29 executing program 0: clone(0x0, &(0x7f0000c10000)="", &(0x7f0000fa9000-0x4)=0x0, &(0x7f00009a0000)=0x0, &(0x7f00000d9000-0xeb)="") utimensat(0xffffffffffffffff, &(0x7f0000a71000-0x8)='./file0\x00', &(0x7f0000e04000-0x20)={{0x0, 0x2710}, {0x0, 0x7530}}, 0x0) openat$pktcdvd(0xffffffffffffff9c, &(0x7f0000055000)='/dev/pktcdvd/control\x00', 0x10000, 0x0) openat$selinux_avc_cache_stats(0xffffffffffffff9c, &(0x7f00008b5000)='/selinux/avc/cache_stats\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x400200, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sg(&(0x7f0000001000-0x9)='/dev/sg#\x00', 0x0, 0x0) r1 = syz_open_pts(r0, 0x80000) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$KDGETKEYCODE(r1, 0x4b4c, &(0x7f0000001000-0x8)={0x400, 0x6}) 2018/01/28 06:20:29 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) seccomp(0x1, 0x0, &(0x7f0000001000)={0x1, &(0x7f0000012000)=[{0x6, 0x0, 0x0, 0xffffffffffffffff}]}) r0 = userfaultfd(0x0) r1 = epoll_create(0xd) epoll_ctl$EPOLL_CTL_MOD(r1, 0x3, r0, &(0x7f0000f1d000-0xc)={0x2, 0x0}) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000ff7000-0xc)={0x0, 0x0}) epoll_pwait(r1, &(0x7f00005f2000)=[{0x0, 0x0}], 0x1, 0x0, &(0x7f0000ffb000-0x8)={0x0}, 0x8) 2018/01/28 06:20:29 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000beb000-0x8)='./file0\x00', 0x0) r1 = syz_open_procfs(0x0, &(0x7f00000ce000-0xf)='net/ip6_mr_vif\x00') sendfile(r0, r1, &(0x7f0000023000)=0x0, 0x26a950b) getsockopt$inet6_mreq(r1, 0x29, 0x0, &(0x7f0000a62000)={@remote={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0x0}, &(0x7f0000516000-0x4)=0x14) accept4$packet(r1, &(0x7f0000664000-0x14)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random=""/6, [0x0, 0x0]}, &(0x7f0000da1000-0x4)=0x14, 0x80800) sendmsg$nl_route(r0, &(0x7f0000a99000)={&(0x7f0000755000-0xc)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000272000-0x10)={&(0x7f0000c07000)=@ipv6_getroute={0x34, 0x1a, 0x420, 0x7, 0x1, {0xa, 0x14, 0x14, 0x8, 0xfd, 0x4, 0xfd, 0x7, 0x200}, [@RTA_OIF={0x8, 0x4, r2}, @RTA_PRIORITY={0x8, 0x6, 0x8}, @RTA_OIF={0x8, 0x4, r3}]}, 0x34}, 0x1, 0x0, 0x0, 0x4000}, 0x4805) 2018/01/28 06:20:29 executing program 5: mmap(&(0x7f0000000000/0xf89000)=nil, 0xf89000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f89000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept4(0xffffffffffffffff, 0x0, &(0x7f0000f8a000-0x4)=0x0, 0x800) mmap(&(0x7f0000f8a000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet6_mreq(r0, 0x29, 0x18, &(0x7f0000b04000)={@local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0x0}, &(0x7f00002db000)=0x14) r2 = socket(0x1000000010, 0x802, 0x0) mmap(&(0x7f0000f8a000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000f8a000)='/proc/self/net/pfkey\x00', 0x80, 0x0) ioctl$PIO_UNIMAPCLR(r3, 0x4b68, &(0x7f0000ef3000-0x6)={0x7, 0x7, 0x7}) mmap(&(0x7f0000f8b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_inet6_SIOCSIFADDR(r3, 0x8916, &(0x7f0000f8c000-0x18)={@loopback={0x0, 0x1}, 0x5, r1}) mmap(&(0x7f0000f8c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_FIOGETOWN(r2, 0x8903, &(0x7f0000f8c000)=0x0) mmap(&(0x7f0000f8c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fcntl$lock(r0, 0x5, &(0x7f0000f8c000)={0x3, 0x1, 0xfff, 0x0, r4}) mmap(&(0x7f0000f8d000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$TCSETAW(r3, 0x5407, &(0x7f0000f8e000-0x14)={0x6, 0xffffffffffffff00, 0x1, 0x7ff, 0x5, 0xf3, 0x1, 0x1, 0x9, 0xc3}) getsockopt$inet_sctp_SCTP_AUTOCLOSE(r3, 0x84, 0x4, &(0x7f0000727000-0x4)=0x0, &(0x7f00007c2000-0x4)=0x4) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f000004c000)={@common='ip6_vti0\x00', r1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) sendmsg$nl_route(r2, &(0x7f000022b000)={&(0x7f0000f83000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000f76000-0x10)={&(0x7f0000f86000-0x58)=@newneigh={0x28, 0x1c, 0x303, 0xffffffffffffffff, 0xffffffffffffffff, {0x7, 0x0, 0x0, r5, 0x0, 0x0, 0x0}, [@NDA_LLADDR={0xa, 0x2, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x0}}]}, 0x28}, 0x1, 0x0, 0x0, 0x0}, 0x0) 2018/01/28 06:20:29 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = fcntl$dupfd(0xffffffffffffff9c, 0x406, 0xffffffffffffff9c) r1 = openat$selinux_policy(0xffffffffffffff9c, &(0x7f00007da000-0x10)='/selinux/policy\x00', 0x0, 0x0) ioctl$TIOCGPGRP(r1, 0x540f, &(0x7f0000252000)=0x0) unshare(0x20000) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000c60000)='/dev/sequencer2\x00', 0x0, 0x0) accept4$packet(0xffffffffffffffff, &(0x7f0000d87000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random=""/6, [0x0, 0x0]}, &(0x7f0000ba6000-0x4)=0x14, 0x80000) setsockopt$inet_mreqn(r3, 0x0, 0x23, &(0x7f00009e4000)={@loopback=0x7f000001, @multicast2=0xe0000002, r4}, 0xc) r5 = syz_open_procfs(r2, &(0x7f00008e0000-0x6)="6664001f66d0") exit(0x0) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000ead000-0xc)={0x0, 0x20, 0x0}, &(0x7f00005e5000-0x4)=0xc) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f0000e47000)=@sack_info={r6, 0x4245, 0x7f}, &(0x7f0000a07000)=0xc) getdents(r5, &(0x7f00002a5000-0x8a)=""/138, 0x8a) 2018/01/28 06:20:29 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) llistxattr(&(0x7f00008a5000)='./file0\x00', &(0x7f0000a09000)=""/0, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f0000661000)=0x2800000000000000) r1 = syz_open_procfs(0x0, &(0x7f00006d7000-0x8)='net/hci\x00') setsockopt$inet_udp_encap(r1, 0x11, 0x64, &(0x7f0000ec1000)=0x7, 0x4) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f0000193000)={0x0, @in={{0x2, 0x2, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0xd046, 0xbdf}, &(0x7f0000d7a000-0x4)=0x98) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f0000330000-0xc)=@sack_info={r2, 0x20, 0x401}, 0xc) connect$inet(r0, &(0x7f0000561000)={0x2, 0xffffffffffffffff, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) openat$selinux_mls(0xffffffffffffff9c, &(0x7f0000436000)='/selinux/mls\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r1, 0x84, 0xc, &(0x7f000079d000-0x4)=0x0, &(0x7f0000b33000)=0x4) mmap(&(0x7f0000000000/0x95c000)=nil, 0x95c000, 0x0, 0x44031, 0xffffffffffffffff, 0x0) writev(r0, &(0x7f0000d9c000)=[{&(0x7f00005e8000)="d1", 0x1}], 0x1) [ 43.364425] 0 pages HighMem/MovableOnly [ 43.364427] 320509 pages reserved 2018/01/28 06:20:29 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00005b8000)='/dev/ppp\x00', 0x100, 0x0) ioctl$EVIOCGABS20(r0, 0x80184560, &(0x7f0000110000)=""/25) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000caf000)='/dev/rtc\x00', 0x1, 0x0) ioctl$KDSETLED(r1, 0x4b32, 0xea75) openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000712000)="", 0xfffffd3b, 0x0) 2018/01/28 06:20:29 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000512000)='/dev/hwrng\x00', 0x0, 0x0) ioctl$TUNSETQUEUE(r0, 0x400454d9, &(0x7f0000b31000)={@generic="2b72043307248ffa4a37a8f0baf20627", @ifru_flags=0xd000}) r1 = socket(0x10, 0x2, 0x0) ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f0000c93000-0x4)=0x0) prlimit64(r2, 0x0, &(0x7f0000ba5000)={0xfffffffffffffffe, 0x100000001}, &(0x7f0000879000)={0x0, 0x0}) write(r1, &(0x7f00009e7000-0x24)="240000002e001d003200000800417700fbffffff0100000000000000ffffffff0100ff10", 0x24) r3 = getpid() getpgid(r3) getsockopt$inet_sctp_SCTP_NODELAY(r1, 0x84, 0x3, &(0x7f00000f4000)=0x0, &(0x7f0000d0f000-0x4)=0x4) 2018/01/28 06:20:29 executing program 0: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffff9c, 0x29, 0x22, &(0x7f00009d3000)={{{@in=@local={0x0, 0x0, 0xffffffffffffffff, 0x0}, @in=@empty=0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in=@loopback=0x0, 0xffffffffffffffff, 0x0}, 0x0, @in=@empty=0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000000000)=0xe8) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getresuid(&(0x7f0000000000)=0x0, &(0x7f0000000000)=0x0, &(0x7f0000001000-0x4)=0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffff9c, 0x0, 0x10, &(0x7f0000001000-0xcc)={{{@in6=@ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0], @empty=0x0}, @in6=@local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in=@dev={0x0, 0x0, 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0}, 0x0, @in=@remote={0x0, 0x0, 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000001000-0x4)=0xe8) setresuid(r0, r1, r2) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000001000)='/dev/hwrng\x00', 0x20000, 0x0) ioctl$EVIOCGABS2F(r3, 0x8018456f, &(0x7f0000001000-0x1f)=""/31) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) seccomp(0x1, 0x0, &(0x7f0000029000-0x10)={0x1, &(0x7f00000eb000)=[{0x6, 0x0, 0x0, 0xfffffffffffffffb}]}) open(&(0x7f000022b000)='./file0\x00', 0x0, 0x0) membarrier(0x10000200000003, 0x0) 2018/01/28 06:20:29 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mkdir(&(0x7f000002a000-0xa)='./control\x00', 0x0) r0 = inotify_init1(0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000128000)='/dev/sequencer\x00', 0xe33e64c795584fd3, 0x0) syz_open_pts(r1, 0x8000) fcntl$setsig(0xffffffffffffffff, 0xa, 0x0) inotify_add_watch(r0, &(0x7f00007a7000)='./control\x00', 0xa4000960) open(&(0x7f00003f5000)='./control\x00', 0x0, 0x0) 2018/01/28 06:20:29 executing program 2: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$keychord(0xffffffffffffff9c, &(0x7f0000000000)='/dev/keychord\x00', 0x521180, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_SET_VERSION(r0, 0xc0106407, &(0x7f0000001000-0x10)={0x5, 0x2, 0x8000, 0x80000001}) mmap(&(0x7f0000000000/0xff9000)=nil, 0xff9000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket$inet(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x4, &(0x7f0000009000)=0x909, 0x4) openat$hwrng(0xffffffffffffff9c, &(0x7f0000bea000)='/dev/hwrng\x00', 0x40800, 0x0) getsockopt$inet_tcp_int(r1, 0x6, 0x4, &(0x7f000000c000)=0x0, &(0x7f0000b51000)=0x4) 2018/01/28 06:20:29 executing program 4: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept$inet6(0xffffffffffffffff, &(0x7f0000fe1000-0x1c)={0x0, 0xffffffffffffffff, 0x0, @mcast2={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, 0x0}, &(0x7f0000001000-0x4)=0x1c) setsockopt$inet_sctp6_SCTP_AUTOCLOSE(r0, 0x84, 0x4, &(0x7f0000000000)=0x5, 0x4) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) set_robust_list(&(0x7f0000001000)={&(0x7f0000b0d000/0x4000)=nil, 0xd58, &(0x7f0000907000/0x2000)=nil}, 0x18) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$selinux_avc_hash_stats(0xffffffffffffff9c, &(0x7f0000f7f000-0x18)='/selinux/avc/hash_stats\x00', 0x0, 0x0) setsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(r1, 0x84, 0x7, &(0x7f0000527000)={0x80000000}, 0x4) r2 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) socketpair(0x8, 0x4, 0x7, &(0x7f0000683000)={0x0, 0x0}) ioctl$EVIOCGVERSION(r3, 0x80044501, &(0x7f0000f1c000)=""/250) epoll_ctl$EPOLL_CTL_DEL(r4, 0x2, r2) pwrite64(r2, &(0x7f0000cf4000)="", 0x0, 0x0) sendmmsg$nfc_llcp(r4, &(0x7f0000ca2000)=[{&(0x7f00003cc000-0x60)={0x27, 0xffffffff9102f25d, 0x0, 0x5, 0x1, 0x2, "db638eaab30d628078427c919fe32b1b1d9e6a0a7bc4f3f5b868c9408c3b5dd472c6c9830c8829bc4632ab8498c877d16c46643720ed3ae40493df4f8c35d1", 0x81}, 0x60, &(0x7f0000e61000-0x20)=[{&(0x7f00005c6000)="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", 0xfc}, {&(0x7f000044c000-0x9)="dc5dd58b3b3724484c", 0x9}], 0x2, 0x0, 0x0, 0x801}, {&(0x7f0000530000-0x60)={0x27, 0x0, 0x6, 0x7, 0x4, 0xfffffffffffffff7, "22d7a32fac8e3cf1e2ad6f2fefb56438d0625d596cb972f9967668cdc3af5ee601684f6124f0f67ec5fca27a4355418eefb43201967579b823fd3153c616f0", 0x9}, 0x60, &(0x7f0000103000)=[{&(0x7f0000fab000)="5c98be5b297206bddc3dd3d229fe8dae9b2a013e9cf179e99b103259e6d9256bd37d2134a83e43b75562ae3357066c50be71c449d8a36cda65101b6a02dc158c42533471bdf235c85a5ebbf27f896cea8af6cbc7c4a0cb41e032cfb89955718316458107a4b9e1c8411ccfd84b2a2ade14685e1d952656c03a0b67b0dcc41127d4aeceeb2a6dbcec27f11fdc856e93b48a859be985ecdcf839391ae5eb31aacdfd7403ff829136c37411c168c6786fa88cdb0b78f78270593b03eab4318c3e1d1d0bc28ce75476f343e994e3ae292bc7b2020e3e42990aef5740372144", 0xdd}, {&(0x7f0000d3d000-0x1000)="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", 0x1000}, {&(0x7f0000337000)="0395eb61b19acf516244a347dd6567ed79c2ef0928cab4afc50f689511d4d5509d9b611fb34cc7cb4ed553b106194383de40d36be24cb396a8a057ba417a39c46afd6b1e887d8333741cefcaa7d9064eea33b0b2e50f08bbe0ab865d8686dfdc4c9d3c7d1ba8f1e4e31927c2117a1053af512e79239b630ac3a1ef6fc4e5cd9a472f6b3d57fd10fa5e016e5891a1bc81c3560ce40ab052685f4654277a291d8d88d65623b93f6317ea8454e4d3e65ddcecb2257b6e858782a26f6d2d6c96487003b546a0c8cebbe972f15481c6c133839e4f469bf17977b205cedced72b3b3a6c0f8edf13974c293b860d75378c332", 0xef}, {&(0x7f000072f000-0xe8)="b2debedc08820861fa7860c09c1d65daf06e27b1427a6d4e5831a21bbd3bc3d721c02792cd884bd5b21f9a43bef4ec7f3675f600b7552a227bcb640cea37ccc0d8b644ecfbd494022bc9b005800fe0ee02fcd6b5909f96541a953a57bcc3db5b56f9017bf22aa4605a538c023dd2b8c9c21007e64e078fb5ef09c78550578584c00da6dc358295027ee843077379514e1d9489c7824936287aef48fe23c58d1ab57a76ad0c85bcad2f2adc8e4566f1204c07f59ceff8a047f21e312e794d0fb1cad6217d3c41ebef7f9287241b921fbdec32bced6507ab123613d2dbb53ec25eb7573f280106e395", 0xe8}], 0x4, &(0x7f0000c8f000-0x100)={0x100, 0x0, 0x3f, "56cf3b61b997ca4c15eeff942700a48757a878278adff78419e7c54a653192d12067bc00ecbd0ceb807c6c6a369ff3582349ed1f71d1745ceed7c97ed0035ebad8ada7cf7ea76b3eba7b5e81202db1d690e087ac31872753594f2ce47eb5fcfefb2c24c9edcc57646052e5441472bf843deda8258df6264b64c0967281c6c14005c52cdbe09476bfccf6b79ca18ac55a6421b17739d087d8f5b189339c1cc16c224746e5339ad02b3167da0478a2b4b3b3fc8fe4169738adebcafb5064863578c7c2f618d62f54c2d547755627cdd2fa7eccb5cb2b5abbbb05976303fc698fe63776490b42584f3c7f"}, 0x100, 0x80}], 0x2, 0x8000) fchmodat(r3, &(0x7f00002e6000)='./file0\x00', 0x10) bind$inet(r3, &(0x7f0000a1f000)={0x2, 0x3, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) r5 = openat(0xffffffffffffffff, &(0x7f0000a71000-0x8)='./file0\x00', 0x100, 0x2000000007) setns(r0, 0x44000000) getsockopt$inet_sctp_SCTP_RECVNXTINFO(r5, 0x84, 0x21, &(0x7f00005d7000)=0x0, &(0x7f000001c000)=0x4) [ 44.343313] PF_BRIDGE: RTM_NEWNEIGH with unknown ifindex [ 44.406983] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 44.420979] CPU: 1 PID: 6105 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 44.428526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.437877] ffff8801bb9cf948 ffffffff81d943a9 1ffff10037739f2c ffff8801c6918000 [ 44.445989] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801bb9cfa58 [ 44.453967] ffffffff81451b82 024000c2bb9cf998 0000000041b58ab3 ffffffff84195325 [ 44.461973] Call Trace: [ 44.464533] [] dump_stack+0xc1/0x128 [ 44.469867] [] warn_alloc+0x212/0x240 [ 44.475289] [] ? zone_watermark_ok_safe+0x280/0x280 [ 44.481926] [] ? avc_has_perm+0xb0/0x4f0 [ 44.487633] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 44.494098] [] __vmalloc_node_range+0x3f5/0x5f0 [ 44.500395] [] ? check_preemption_disabled+0x3b/0x200 [ 44.507207] [] ? task_has_security+0x130/0x270 [ 44.513416] [] vmalloc+0x5b/0x70 [ 44.518408] [] ? sel_write_load+0x130/0xfd0 [ 44.524348] [] sel_write_load+0x130/0xfd0 [ 44.530116] [] ? get_futex_key+0x1050/0x1050 [ 44.536143] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 44.542950] [] ? sel_read_bool+0x250/0x250 [ 44.548803] [] ? do_futex+0x3f8/0x15c0 [ 44.554318] [] ? sel_read_bool+0x250/0x250 [ 44.560182] [] __vfs_write+0x103/0x680 [ 44.565698] [] ? do_iter_readv_writev+0x400/0x400 [ 44.572166] [] ? __might_sleep+0x95/0x1a0 [ 44.577932] [] ? __lock_is_held+0xa1/0xf0 [ 44.583699] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 44.590510] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 44.597061] [] ? __sb_start_write+0x14a/0x310 [ 44.603176] [] vfs_write+0x189/0x530 [ 44.608510] [] SyS_pwrite64+0x13f/0x170 [ 44.614104] [] ? SyS_pread64+0x170/0x170 [ 44.619792] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 44.626601] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 44.633154] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 44.641043] Mem-Info: [ 44.646004] active_anon:54875 inactive_anon:42 isolated_anon:0 [ 44.646004] active_file:3529 inactive_file:8369 isolated_file:0 [ 44.646004] unevictable:0 dirty:267 writeback:0 unstable:0 [ 44.646004] slab_reclaimable:5341 slab_unreclaimable:59547 [ 44.646004] mapped:24026 shmem:49 pagetables:606 bounce:0 [ 44.646004] free:1474621 free_pcp:518 free_cma:0 [ 44.679420] Node 0 active_anon:219500kB inactive_anon:168kB active_file:14116kB inactive_file:33476kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96104kB dirty:1080kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 71680kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 44.708867] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 44.738199] lowmem_reserve[]: 0 2908 6410 6410 [ 44.743557] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB [ 44.774684] lowmem_reserve[]: 0 0 3501 3501 [ 44.780305] Normal free:2910744kB min:36824kB low:46028kB high:55232kB active_anon:211316kB inactive_anon:168kB active_file:14116kB inactive_file:33492kB unevictable:0kB writepending:1084kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21372kB slab_unreclaimable:238132kB kernel_stack:5472kB pagetables:2452kB bounce:0kB free_pcp:1328kB local_pcp:736kB free_cma:0kB [ 44.814399] lowmem_reserve[]: 0 0 0 0 [ 44.818785] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 44.834382] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 44.851595] Normal: 530*4kB (UME) 248*8kB (UME) 195*16kB (UM) 77*32kB (UME) 26*64kB (UM) 10*128kB (UME) 5*256kB (UME) 8*512kB (ME) 1*1024kB (M) 2*2048kB (ME) 703*4096kB (M) = 2902616kB [ 44.870861] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 44.879403] 11951 total pagecache pages [ 44.883367] 0 pages in swap cache [ 44.886797] Swap cache stats: add 0, delete 0, find 0/0 [ 44.892152] Free swap = 0kB [ 44.895146] Total swap = 0kB [ 44.898135] 1965979 pages RAM [ 44.901231] 0 pages HighMem/MovableOnly [ 44.905184] 320509 pages reserved [ 44.908640] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 44.918683] CPU: 1 PID: 6116 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 44.926186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.935511] ffff8801c687f948 ffffffff81d943a9 1ffff10038d0ff2c ffff8801c8e24800 [ 44.943483] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c687fa58 [ 44.951468] ffffffff81451b82 024000c2c687f998 0000000041b58ab3 ffffffff84195325 [ 44.959426] Call Trace: [ 44.961987] [] dump_stack+0xc1/0x128 [ 44.967321] [] warn_alloc+0x212/0x240 [ 44.972741] [] ? zone_watermark_ok_safe+0x280/0x280 [ 44.979376] [] ? avc_has_perm+0xb0/0x4f0 [ 44.985058] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 44.991518] [] __vmalloc_node_range+0x3f5/0x5f0 [ 44.997807] [] ? check_preemption_disabled+0x3b/0x200 [ 45.004621] [] ? task_has_security+0x130/0x270 [ 45.010822] [] vmalloc+0x5b/0x70 [ 45.015806] [] ? sel_write_load+0x130/0xfd0 [ 45.021745] [] sel_write_load+0x130/0xfd0 [ 45.027510] [] ? avc_has_extended_perms+0x3fc/0xf10 [ 45.034145] [] ? sel_read_bool+0x250/0x250 [ 45.040000] [] ? __lock_acquire+0x629/0x3640 [ 45.046028] [] ? sel_read_bool+0x250/0x250 [ 45.051881] [] __vfs_write+0x103/0x680 [ 45.057386] [] ? do_iter_readv_writev+0x400/0x400 [ 45.063848] [] ? __might_sleep+0x95/0x1a0 [ 45.069617] [] ? __lock_is_held+0xa1/0xf0 [ 45.075384] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 45.082190] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 45.088736] [] ? __sb_start_write+0x14a/0x310 [ 45.094848] [] vfs_write+0x189/0x530 [ 45.100187] [] SyS_pwrite64+0x13f/0x170 [ 45.105779] [] ? SyS_pread64+0x170/0x170 [ 45.111460] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 45.118275] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 45.124834] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 45.131730] Mem-Info: [ 45.134147] active_anon:54881 inactive_anon:42 isolated_anon:0 [ 45.134147] active_file:3529 inactive_file:8373 isolated_file:0 [ 45.134147] unevictable:0 dirty:276 writeback:0 unstable:0 [ 45.134147] slab_reclaimable:5343 slab_unreclaimable:59533 [ 45.134147] mapped:24005 shmem:49 pagetables:618 bounce:0 [ 45.134147] free:1474639 free_pcp:508 free_cma:0 [ 45.167478] Node 0 active_anon:219524kB inactive_anon:168kB active_file:14116kB inactive_file:33492kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96020kB dirty:1104kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 81920kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 45.196906] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 45.226270] lowmem_reserve[]: 0 2908 6410 6410 [ 45.231428] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB [ 45.262457] lowmem_reserve[]: 0 0 3501 3501 [ 45.267349] Normal free:2902648kB min:36824kB low:46028kB high:55232kB active_anon:219524kB inactive_anon:168kB active_file:14116kB inactive_file:33492kB unevictable:0kB writepending:1104kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21372kB slab_unreclaimable:238132kB kernel_stack:5376kB pagetables:2472kB bounce:0kB free_pcp:1268kB local_pcp:548kB free_cma:0kB [ 45.301306] lowmem_reserve[]: 0 0 0 0 [ 45.305658] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 45.320916] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 45.338077] Normal: 530*4kB (UME) 248*8kB (UME) 195*16kB (UM) 78*32kB (UME) 26*64kB (UM) 10*128kB (UME) 5*256kB (UME) 8*512kB (ME) 1*1024kB (M) 2*2048kB (ME) 703*4096kB (M) = 2902648kB 2018/01/28 06:20:30 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = memfd_create(&(0x7f0000000000)='/dev/sequencer\x00', 0x0) mmap(&(0x7f0000000000/0xa000)=nil, 0xa000, 0x0, 0x2012, r0, 0x0) pkey_alloc(0x0, 0x1) r1 = pkey_alloc(0x0, 0x2) pkey_mprotect(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x1, r1) pkey_mprotect(&(0x7f0000004000/0x4000)=nil, 0x4000, 0xe, 0xffffffffffffffff) 2018/01/28 06:20:30 executing program 0: clone(0x0, &(0x7f00004a7000)="", &(0x7f0000623000)=0x0, &(0x7f000001a000-0x4)=0x0, &(0x7f000004f000-0x3a)="") mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair(0xa, 0x807, 0x80, &(0x7f0000002000)={0x0, 0x0}) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$LOOP_SET_STATUS64(r0, 0x4c04, &(0x7f0000003000-0xe8)={0x0, 0x0, 0x0, 0x7, 0x5, 0x0, 0x1, 0x15, 0x4, "009418015aa6ac0fa1f918cc67169a07ec96b9570b13ccdc6477284e7d262e0b83ec9ab1f228a6242db0d4c373ca6d7a69efd48a4221effb05198c8b540d2b37", "555a6a37c1336ac06716f9de859a57695d6e90b1941134a9cfd9d50933ffff8cd10fb1f54ad007fbbbfdffda82e3a52b84abaa1afa7131b4af2890f74e6466f2", "59457f06a1e33d788893328093baa02a335a63283b604e2e717175b99748766e", [0x9, 0x3]}) r1 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ppp\x00', 0x101000, 0x0) ioctl$TIOCGPGRP(r1, 0x540f, &(0x7f0000002000-0x4)=0x0) pipe2(&(0x7f0000a72000)={0x0, 0x0}, 0x4800) perf_event_open(&(0x7f0000000000)={0x3, 0x78, 0xfffffffffffffffc, 0x8000, 0x2, 0x1d8000000000, 0x0, 0x7, 0x0, 0x8, 0x8, 0x9, 0x5, 0x100000000, 0x9, 0x6, 0x7ff, 0x1, 0x10001, 0x7, 0x35cc5834, 0x4, 0x1, 0xffffffffffff4842, 0x4, 0xffffffffffffffff, 0x6, 0x7, 0xce19, 0x0, 0x59adc98, 0x6, 0x5, 0x1, 0x5, 0x0, 0x4, 0x81, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000000)=0x0, 0x4}, 0xa042, 0x1, 0xffffffffffffed5e, 0x3, 0xfffffffffffffffb, 0x6, 0x0, 0x0}, r2, 0x4, r3, 0x2) madvise(&(0x7f0000653000/0x2000)=nil, 0x2000, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, &(0x7f0000001000-0x20)={0x4, 0x4, 0x1, 0x7fff, 0x1fffc0000000000, 0x5, 0x1, 0x80, 0x0}, &(0x7f0000001000)=0x20) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r4, 0x84, 0x6f, &(0x7f0000000000)={r5, 0xb8, &(0x7f0000000000)=[@in6={0xa, 0x1, 0x9, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x1}, @in6={0xa, 0x1, 0x4, @loopback={0x0, 0x1}, 0x5}, @in={0x2, 0x2, @rand_addr=0x1000, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x0, 0x7, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x0}, @in6={0xa, 0x1, 0x1f, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0xc68e}, @in6={0xa, 0x1, 0x1, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x200}, @in6={0xa, 0x1, 0x2, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x0}]}, &(0x7f0000001000)=0x10) 2018/01/28 06:20:30 executing program 2: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000cb000)='/dev/sequencer2\x00', 0x80000, 0x0) ioctl$ASHMEM_SET_SIZE(r0, 0x40087703, 0x4) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) timerfd_gettime(r0, &(0x7f0000637000-0x20)={{0x0, 0x0}, {0x0, 0x0}}) r1 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000b45000+0x8a)='/dev/ashmem\x00', 0x0, 0x0) mmap(&(0x7f00003f5000/0x2000)=nil, 0x2000, 0x0, 0x1011, r1, 0x0) ioctl$sock_inet_SIOCGIFNETMASK(r0, 0x891b, &(0x7f000010f000)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_flags=0x1000}) 2018/01/28 06:20:30 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndseq(&(0x7f0000571000-0xd)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000cf1000-0xb0)={{0x80, 0x0}, 'port0\x00', 0xbf, 0x80003, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f0000c03000)={{0x20000000000080, 0x0}, "0a4ceaa05dad126e00000002a1569b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42d576589701a4", 0x77, 0x10000a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000b20000-0x10)='/dev/sequencer2\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0xd1a000)=nil, 0xd1a000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00005f2000-0xa)='./control\x00', 0x0) r1 = inotify_init() r2 = epoll_create(0x7) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r1, &(0x7f00007a8000)={0x0, 0x0}) r3 = inotify_add_watch(r1, &(0x7f0000b0c000-0xa)='./control\x00', 0x80) inotify_rm_watch(r1, r3) epoll_ctl$EPOLL_CTL_MOD(r2, 0x3, r1, &(0x7f0000d1a000-0xc)={0x80000001, 0x0}) epoll_pwait(r2, &(0x7f0000b0d000)=[{0x0, 0x0}], 0x1, 0x0, &(0x7f000029b000-0x8)={0x0}, 0x8) 2018/01/28 06:20:30 executing program 5: r0 = openat(0xffffffffffffff9c, &(0x7f0000ed9000-0x8)='./file0\x00', 0x400000, 0xe) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) keyctl$set_reqkey_keyring(0xe, 0x0) sendmsg$nfc_llcp(r0, &(0x7f000074a000)={&(0x7f0000001000-0x60)={0x27, 0x100000000, 0x10000, 0x5, 0x2, 0x6, "4731d837d446c7ad2983278ef0e19c68c54586adae51d2a56a46bac64c35510cf4ffee2cdf724fb2ec902d84ff3de42dde5b4ed898543a3d0819700ab27eb5", 0xfffffffffffffffe}, 0x60, &(0x7f0000001000-0x30)=[{&(0x7f00003c6000-0xc6)="53ff54e6935552225caef7091399abbabf6c9e9cda25b9215df327c6e6712fffd1742954b0791b6065987add85b46c4a43616cc6a9734e4e6f204fa905c35ca2b263a0d1120a2df08b75d426fc94281bb438a4e80ee3e4adfa7b2c18cc5c79748c47e9146ff05a9858ffbf1796981466b3840eb3d650fdefa20d531d2de90d81c436b2ddd577c009f22421f01ab3726b98beea8f4e73574f26108cf1541b092746a1addc41d8e159ae68a12dea21aa11cd7745bca108a7bff0043a4b00f5cb228bd45e56d374", 0xc6}, {&(0x7f0000001000-0x1000)="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", 0x1000}, {&(0x7f0000000000)="9d031c387edd078e8428deb15bcb1e0e1ebe581aaebc6d3884226ac959d1be7f39d01f45a64092d17b0e22a361309adce627cd285195d9d01215c9b68b07631fb00ec853f90482f8bf930a3d4d9433da829184f479041743da951a6a446c36bb7469da990d6f5629e41443ce38fc6517211a8b40c144a3cd0053d0ccf66cc172b6a70b5be9", 0x85}], 0x3, &(0x7f0000f41000)={0x78, 0x102, 0x7, "4d72943827487402916dab140f04943064b20c0408a4c97dfe2796288ef8a07b1c1357c1d13ff3fd4d7a513fc716db45c7a84aecf9722c27a34358d6d0bc9d80bf235e8d975dd5ceb5b63fb0a84b9abcb0d9e04be12d77efa459fb00c7a2bef6faa0dd9f2d"}, 0x78, 0x4000}, 0x4000000) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_inet_SIOCSARP(r0, 0x8955, &(0x7f0000002000-0x44)={{0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x306, @random="7e201fa2068f", [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0xc, {0x2, 0x0, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @common='bcsh0\x00'}) mmap(&(0x7f0000000000/0x18000)=nil, 0x18000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket$inet(0x10, 0x803, 0xc) mmap(&(0x7f0000018000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getpeername$netrom(r0, &(0x7f0000018000)=@ax25={0x0, {""/7}, 0x0}, &(0x7f0000012000-0x4)=0x10) sendmsg(r1, &(0x7f0000014000-0x38)={0x0, 0x0, &(0x7f0000017000)=[{&(0x7f0000018000-0x1b)="1b0000000701030202000000000100010000000000000097270900", 0x1b}], 0x1, 0x0, 0x0, 0x0}, 0x0) ioctl$SIOCGIFHWADDR(r0, 0x8927, &(0x7f0000005000)={@common=""/16, @ifru_addrs=@pppol2tpin6={0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, @mcast1={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, 0x0}}}}) 2018/01/28 06:20:30 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) lseek(r0, 0x54, 0x3) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:30 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) r1 = socket$inet6(0xa, 0x1, 0x80) getpeername$packet(0xffffffffffffffff, &(0x7f0000977000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0]}, &(0x7f0000e88000-0x4)=0x14) ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000f10000)={@mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x7, r2}) sendto$inet6(r0, &(0x7f0000a7d000-0x60f)="", 0x0, 0x0, &(0x7f00008b1000)={0xa, 0x0, 0x0, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0xaa}, 0x0}, 0x1c) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffff9c, 0x84, 0x0, &(0x7f0000c0d000)={0x0, 0x0, 0x7, 0x5}, &(0x7f0000b9e000)=0x10) setsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000e82000)={r3, @in6={{0xa, 0x2, 0x400, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0xff, 0xff], @remote={0xac, 0x14, 0x0, 0xbb}}, 0x6}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x8c) socket$inet6_sctp(0xa, 0x1, 0x84) r4 = socket$inet6_icmp(0xa, 0x2, 0x3a) r5 = dup(r4) ioctl$TIOCCBRK(r5, 0x5428) setsockopt$inet_mtu(r5, 0x0, 0xa, &(0x7f000033e000)=0x4, 0x4) r6 = openat$ppp(0xffffffffffffff9c, &(0x7f00000b4000-0x9)='/dev/ppp\x00', 0x801fd, 0x0) ioctl$DRM_IOCTL_RES_CTX(r6, 0xc0106426, &(0x7f0000af5000-0x10)={0x5, &(0x7f0000479000)=[{0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}]}) r7 = syz_open_dev$sndseq(&(0x7f0000a0d000)='/dev/snd/seq\x00', 0x0, 0x101000) getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000cf2000-0xc)={0x0, @broadcast=0x0, @multicast1=0x0}, &(0x7f000096a000)=0xc) geteuid() setsockopt$inet_udp_int(r5, 0x11, 0x0, &(0x7f0000f86000-0x4)=0x4, 0x4) read(r7, &(0x7f0000c7e000)=""/28, 0x1c) r8 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000e68000+0x380)='/dev/vga_arbiter\x00', 0x0, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r8, 0xc0086420, &(0x7f0000064000)={0x0, 0x0}) socket$inet_tcp(0x2, 0x1, 0x0) ioctl$DRM_IOCTL_SET_SAREA_CTX(r8, 0x4010641c, &(0x7f00009db000-0x10)={r9, &(0x7f0000000000+0xde3)=""/0}) setxattr(&(0x7f000011a000)='./file0\x00', &(0x7f0000894000)=@random={'btrfs.\x00', '(eth1\x00'}, &(0x7f0000a6f000)='/dev/vga_arbiter\x00', 0x4105de4bf4ea4a38, 0x1) getsockopt$netrom_NETROM_IDLE(r5, 0x103, 0x7, &(0x7f00001d8000)=0x0, &(0x7f0000acd000-0x4)=0x4) add_key(&(0x7f0000597000-0xd)='dns_resolver\x00', &(0x7f0000966000)={0x73, 0x79, 0x7a, 0x0, 0x0}, &(0x7f00004ed000-0xe1)="ebb608ef3067250e21c03df8c2c647602a6f0401caddb8c6388d3b497e53ee4fa13b7f60f4133e85a1a7a786b49c17b43d4d9db31d0f1851ab8d44aac46e24ab0ce61511941c81714ae4a5575a0b2c250f1ccd2acf7823d9cd8fff15c6e6b65878bd1943852f19507770c9789642bbfcdac7f6a7300e09c0714ee5d4deb2b7ffd73b02231302fac37199a622107f0e7d8ffd71a61254caa86d5aa75e32b00045adc63bb12c02d72016", 0xa9, 0xfffffffffffffffe) request_key(&(0x7f00003b1000)='dns_resolver\x00', &(0x7f000011b000-0x5)={0x73, 0x79, 0x7a, 0xffffffffffffffff, 0x0}, &(0x7f0000248000-0x10)='/dev/sequencer2\x00', 0x0) 2018/01/28 06:20:30 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) r1 = syz_open_dev$tun(&(0x7f0000b64000)='/dev/net/tun\x00', 0x0, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000db4000-0x28)={@common='gre0\x00', @ifru_names=@generic="16f1a03340487c8735db24a266325d59"}) setsockopt$inet_sctp6_SCTP_AUTH_DELETE_KEY(r0, 0x84, 0x19, &(0x7f000060d000-0x5)={0x0, 0x0}, 0x6) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000630000-0x20)={@common="677265300000e400", @ifru_flags=0x2fd}) r3 = socket$inet(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f0000630000-0x20)={@common='gre0\x00', @ifru_addrs={0x2, 0xffffffffffffffff, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) ioctl$sock_SIOCGIFBR(r2, 0x8940, &(0x7f00005a8000-0x18)=@generic={0x0, 0x0, 0x0}) setsockopt$inet_int(r3, 0x0, 0x22, &(0x7f0000975000)=0x5, 0x4) [ 45.357326] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 45.365887] 11956 total pagecache pages [ 45.369837] 0 pages in swap cache [ 45.373462] Swap cache stats: add 0, delete 0, find 0/0 [ 45.378803] Free swap = 0kB [ 45.381808] Total swap = 0kB [ 45.384803] 1965979 pages RAM [ 45.387874] 0 pages HighMem/MovableOnly [ 45.391840] 320509 pages reserved 2018/01/28 06:20:30 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = memfd_create(&(0x7f0000000000)='/dev/sequencer\x00', 0x0) mmap(&(0x7f0000000000/0xa000)=nil, 0xa000, 0x0, 0x2012, r0, 0x0) pkey_alloc(0x0, 0x1) r1 = pkey_alloc(0x0, 0x2) pkey_mprotect(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x1, r1) pkey_mprotect(&(0x7f0000004000/0x4000)=nil, 0x4000, 0xe, 0xffffffffffffffff) 2018/01/28 06:20:30 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) writev(r0, &(0x7f000013b000)=[{&(0x7f0000374000-0xec)="580000001400192340834b80040d8c560a06f8ffec0481000000000000005800004824ca944f64009400050028825a003b7dbe907902008000f0fffefffffe03ed03fff5dd00000010000100000c0900fcff0000040e05a5", 0x58}], 0x1) r1 = dup(r0) setsockopt$netlink_NETLINK_LISTEN_ALL_NSID(r0, 0x10e, 0x8, &(0x7f0000c9c000)=0x6, 0x4) recvfrom$ipx(r1, &(0x7f0000eda000)=""/49, 0x31, 0x0, 0x0, 0x0) 2018/01/28 06:20:30 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) r1 = syz_open_dev$usbmon(&(0x7f00003fb000)='/dev/usbmon#\x00', 0xfffffffffffffffa, 0x100) getsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f0000366000)={{{@in=@rand_addr=0x0, @in6=@local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in6=@local={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0}, 0x0, @in6=@mcast2={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000a24000-0x4)=0xe8) setuid(r2) ioctl$TCFLSH(r1, 0x540b, 0x0) [ 45.407246] netlink: 7 bytes leftover after parsing attributes in process `syz-executor5'. [ 45.424290] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 45.424300] CPU: 1 PID: 6134 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 2018/01/28 06:20:30 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000d4d000-0x11)='/dev/vga_arbiter\x00', 0x4200, 0x0) ioctl$DRM_IOCTL_ADD_BUFS(r1, 0xc0206416, &(0x7f0000c07000-0x20)={0x15, 0x6, 0x6, 0x3f, 0x4, 0x80000000}) ioctl$sock_SIOCADDDLCI(r0, 0x8980, &(0x7f00003ce000-0x12)={@generic="aeead121241e5243552059e103aa3ed9", 0x3}) fcntl$F_GET_FILE_RW_HINT(r1, 0x40d, &(0x7f00004ab000-0x8)=0x0) sendmsg$nl_netfilter(r0, &(0x7f0000d65000)={&(0x7f0000de3000-0xc)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000023000)={&(0x7f000012d000-0x2814)={0x1c, 0x2, 0x10000000000001, 0x1, 0xffffffffffffffff, 0xffffffffffffffff, {0x0, 0x0, 0x0}, [@typed={0x8, 0x12, @binary=""}]}, 0x1c}, 0x1, 0x0, 0x0, 0x0}, 0x0) 2018/01/28 06:20:30 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x1, 0x0) r1 = dup(r0) setsockopt$inet_tcp_int(r1, 0x6, 0x2, &(0x7f0000b10000)=0xc2, 0x6677bbc4) bind$inet(r0, &(0x7f00000f1000-0x10)={0x2, 0x3, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000e9c000-0x10)={0x1, &(0x7f0000f07000)=[{0x6, 0x0, 0x0, 0x101}]}, 0x10) connect$inet(r0, &(0x7f0000987000)={0x2, 0x3, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto(r0, &(0x7f0000024000-0xc3)="e6", 0x1, 0x0, &(0x7f0000538000+0x571)=@can={0x1d, 0x0, 0x0, 0x0}, 0x10) sendmsg$nl_xfrm(r1, &(0x7f0000f1c000)={&(0x7f0000834000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f00007fb000-0x10)={&(0x7f0000687000)=@acquire={0x128, 0x17, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, {{@in=@loopback=0x7f000001, 0xffffffffffffffff, 0x0}, @in=@multicast1=0xe0000001, {@in=@remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @in=@empty=0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@multicast1=0xe0000001, @in6=@mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0xffffffffffffffff}, []}, 0x128}, 0x1, 0x0, 0x0, 0x0}, 0x0) sendmsg$nl_xfrm(r1, &(0x7f0000a32000-0x38)={&(0x7f00002a4000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000c0a000-0x10)={&(0x7f0000644000-0x1a0)=@updsa={0x16c, 0x1a, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, {{@in6=@dev={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, @in=@rand_addr=0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {@in6=@ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0xff, 0xff], @empty=0x0}, 0xffffffffffffffff, 0x0}, @in6=@mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0}, 0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, [@algo_auth_trunc={0x7c, 0x14, {{'sha3-224\x00'}, 0x168, 0x0, "9027c874444c5f45ebaa5cb4d3ff00de5007eb6c2a5ff73e58bf90ad19aa74353689eb9745c3dfa42c00721505"}}]}, 0x16c}, 0x1, 0x0, 0x0, 0x0}, 0x0) sendmsg(r1, &(0x7f0000247000)={&(0x7f000058d000-0x3a)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0xffffffffffffffff, 0x0, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0xaa}, 0x0}}}, 0x3a, &(0x7f0000a58000-0x20)=[{&(0x7f00004e8000-0x3e2)="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", 0x2a8}], 0x1, &(0x7f0000f89000-0x80)=[], 0x0, 0x0}, 0x0) clock_nanosleep(0x0, 0x0, &(0x7f0000a09000)={0x0, 0x1c9c380}, &(0x7f0000eec000-0x10)={0x0, 0x0}) sendmsg$netlink(r1, &(0x7f00006fc000)={&(0x7f000008e000-0xc)=@proc={0x10, 0x0, 0x2, 0x80000}, 0xc, &(0x7f0000cdf000-0x20)=[{&(0x7f0000dc4000-0x1170)={0x10, 0x0, 0x0, 0xffffffffffffffff, 0x0, "", []}, 0x10}], 0x1, &(0x7f0000d96000-0x20)=[@cred={0x20, 0x1, 0x2, 0x0, 0x0, 0x0}], 0x20, 0x0}, 0x80) signalfd(r1, &(0x7f00003be000-0x8)={0xd533}, 0x8) 2018/01/28 06:20:30 executing program 0: getuid() clone(0x0, &(0x7f0000000000)="", &(0x7f0000000000)=0x0, &(0x7f0000ef6000-0x4)=0x0, &(0x7f00000a3000-0x65)="") ptrace$cont(0xffffffffffffffff, 0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) timer_create(0x3, &(0x7f0000000000)={0x0, 0x11, 0x4, @thr={&(0x7f0000f60000-0x81)="523ecaf252c39c10992dc4a044a3f2b3923771efd8b9d3051750b84c4522af96e0ebef072a3ed48128ba91c319630324880866ae82caee60a6271a582683d88b5d6080f8691c4421032683fae8e517438812654c39da978963536cfabbab0996fe24ff4129548c8860123dc7f78c2c8788169096047d2280d492bc515abf57e40b", &(0x7f0000000000)="6dea5d3c783061356d578073d477fda5b535162bf3844456ca15da046428a544704874e1ae7c97f47b1af6a5c412115c10322c16dfee52743a6b8e69a6f4986c5d45a33efd364c04ef406f928da73811034efa58c4db82bd24bb91f0d6f2c7093f048b2be5d4b5e46659f30b92f83a2ae4e3ead3daa14f10b8098cd78b2f14493ad127df9c9fb6529268a880134b32d1c2fa"}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f00007a0000-0x4)=0x0) 2018/01/28 06:20:30 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$sock_int(r0, 0x1, 0x34, &(0x7f00008b8000)=0x0, 0xfffffffffffffef8) [ 45.424305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.424320] ffff8801c5de7948 ffffffff81d943a9 1ffff10038bbcf2c ffff8801c9e04800 [ 45.424332] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c5de7a58 [ 45.424343] ffffffff81451b82 024000c2c5de7998 0000000041b58ab3 ffffffff84195325 2018/01/28 06:20:30 executing program 4: r0 = dup3(0xffffffffffffff9c, 0xffffffffffffff9c, 0x80000) r1 = socket$inet_sctp(0x2, 0x5, 0x84) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendfile(r0, r1, &(0x7f0000001000-0x8)=0x0, 0x2) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r2, &(0x7f0000cf4000)="", 0x0, 0x0) [ 45.424345] Call Trace: [ 45.424357] [] dump_stack+0xc1/0x128 [ 45.424367] [] warn_alloc+0x212/0x240 [ 45.424376] [] ? zone_watermark_ok_safe+0x280/0x280 [ 45.424388] [] ? avc_has_perm+0xb0/0x4f0 [ 45.424400] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 45.424409] [] __vmalloc_node_range+0x3f5/0x5f0 [ 45.424419] [] ? check_preemption_disabled+0x3b/0x200 [ 45.424427] [] ? task_has_security+0x130/0x270 [ 45.424435] [] vmalloc+0x5b/0x70 [ 45.424443] [] ? sel_write_load+0x130/0xfd0 [ 45.424450] [] sel_write_load+0x130/0xfd0 [ 45.424457] [] ? get_futex_key+0x1050/0x1050 [ 45.424465] [] ? sel_read_bool+0x250/0x250 [ 45.424471] [] ? do_futex+0x3f8/0x15c0 [ 45.424479] [] ? sel_read_bool+0x250/0x250 [ 45.424487] [] __vfs_write+0x103/0x680 [ 45.424495] [] ? do_iter_readv_writev+0x400/0x400 [ 45.424504] [] ? __might_sleep+0x95/0x1a0 [ 45.424512] [] ? __lock_is_held+0xa1/0xf0 [ 45.424520] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 45.424528] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 45.424535] [] ? __sb_start_write+0x14a/0x310 [ 45.424549] [] vfs_write+0x189/0x530 [ 45.424559] [] SyS_pwrite64+0x13f/0x170 [ 45.424569] [] ? SyS_pread64+0x170/0x170 [ 45.424580] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 45.424588] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 45.424597] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 45.424601] Mem-Info: [ 45.424622] active_anon:57656 inactive_anon:42 isolated_anon:0 [ 45.424622] active_file:3529 inactive_file:8373 isolated_file:0 [ 45.424622] unevictable:0 dirty:277 writeback:0 unstable:0 [ 45.424622] slab_reclaimable:5343 slab_unreclaimable:59701 [ 45.424622] mapped:24080 shmem:49 pagetables:729 bounce:0 [ 45.424622] free:1471541 free_pcp:265 free_cma:0 [ 45.424644] Node 0 active_anon:230624kB inactive_anon:168kB active_file:14116kB inactive_file:33492kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96320kB dirty:1108kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 81920kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 45.424662] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 45.424688] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 45.424714] Normal free:2890256kB min:36824kB low:46028kB high:55232kB active_anon:230624kB inactive_anon:168kB active_file:14116kB inactive_file:33492kB unevictable:0kB writepending:1108kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21372kB slab_unreclaimable:238804kB kernel_stack:6016kB pagetables:2916kB bounce:0kB free_pcp:300kB local_pcp:220kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 45.424763] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 340*4kB (UME) 238*8kB (UME) 187*16kB (UM) 43*32kB (UME) 26*64kB (UM) 9*128kB (UME) 5*256kB (UME) 8*512kB (ME) 1*1024kB (M) 1*2048kB (E) 701*4096kB (M) = 2890192kB [ 45.424858] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 45.424860] 11956 total pagecache pages [ 45.424864] 0 pages in swap cache [ 45.424868] Swap cache stats: add 0, delete 0, find 0/0 [ 45.424869] Free swap = 0kB [ 45.424871] Total swap = 0kB [ 45.424874] 1965979 pages RAM [ 45.424875] 0 pages HighMem/MovableOnly [ 45.424877] 320509 pages reserved [ 45.478776] netlink: 7 bytes leftover after parsing attributes in process `syz-executor5'. [ 45.480846] audit: type=1400 audit(1517120430.248:29): avc: denied { ioctl } for pid=6157 comm="syz-executor1" path="socket:[13004]" dev="sockfs" ino=13004 ioctlcmd=0x8980 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 45.481234] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 45.481242] CPU: 1 PID: 6156 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 45.481247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.481262] ffff8801c5cf7948 ffffffff81d943a9 1ffff10038b9ef2c ffff8801c6273000 [ 45.481273] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c5cf7a58 [ 45.481284] ffffffff81451b82 024000c2c5cf7998 0000000041b58ab3 ffffffff84195325 [ 45.481286] Call Trace: [ 45.481299] [] dump_stack+0xc1/0x128 [ 45.481310] [] warn_alloc+0x212/0x240 [ 45.481320] [] ? zone_watermark_ok_safe+0x280/0x280 [ 45.481331] [] ? avc_has_perm+0xb0/0x4f0 [ 45.481341] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 45.481350] [] __vmalloc_node_range+0x3f5/0x5f0 [ 45.481359] [] ? check_preemption_disabled+0x3b/0x200 [ 45.481367] [] ? task_has_security+0x130/0x270 [ 45.481375] [] vmalloc+0x5b/0x70 [ 45.481382] [] ? sel_write_load+0x130/0xfd0 [ 45.481389] [] sel_write_load+0x130/0xfd0 [ 45.481397] [] ? get_futex_key+0x1050/0x1050 [ 45.481405] [] ? sel_read_bool+0x250/0x250 [ 45.481412] [] ? do_futex+0x3f8/0x15c0 [ 45.481420] [] ? sel_read_bool+0x250/0x250 [ 45.481428] [] __vfs_write+0x103/0x680 [ 45.481436] [] ? do_iter_readv_writev+0x400/0x400 [ 45.481444] [] ? __might_sleep+0x95/0x1a0 [ 45.481452] [] ? __lock_is_held+0xa1/0xf0 [ 45.481461] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 45.481468] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 45.481475] [] ? __sb_start_write+0x14a/0x310 [ 45.481482] [] vfs_write+0x189/0x530 [ 45.481491] [] SyS_pwrite64+0x13f/0x170 [ 45.481498] [] ? SyS_pread64+0x170/0x170 [ 45.481507] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 45.481514] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 45.481524] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 45.481527] Mem-Info: [ 45.481555] active_anon:59157 inactive_anon:42 isolated_anon:0 [ 45.481555] active_file:3529 inactive_file:8373 isolated_file:0 [ 45.481555] unevictable:0 dirty:277 writeback:0 unstable:0 [ 45.481555] slab_reclaimable:5343 slab_unreclaimable:59623 [ 45.481555] mapped:24105 shmem:49 pagetables:729 bounce:0 [ 45.481555] free:1470042 free_pcp:333 free_cma:0 [ 45.481573] Node 0 active_anon:236628kB inactive_anon:168kB active_file:14116kB inactive_file:33492kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96420kB dirty:1108kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 81920kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 45.481589] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 45.481616] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 45.481640] Normal free:2884260kB min:36824kB low:46028kB high:55232kB active_anon:236628kB inactive_anon:168kB active_file:14116kB inactive_file:33492kB unevictable:0kB writepending:1108kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21372kB slab_unreclaimable:238492kB kernel_stack:6176kB pagetables:2916kB bounce:0kB free_pcp:568kB local_pcp:276kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 45.481688] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 309*4kB (UME) 242*8kB (UME) 174*16kB (UM) 45*32kB (UME) 32*64kB (UM) 9*128kB (UME) 5*256kB (UME) 8*512kB (ME) 1*1024kB (M) 2*2048kB (ME) 699*4096kB (M) = 2884196kB [ 45.481782] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 45.481785] 11956 total pagecache pages [ 45.481789] 0 pages in swap cache [ 45.481793] Swap cache stats: add 0, delete 0, find 0/0 [ 45.481795] Free swap = 0kB [ 45.481797] Total swap = 0kB [ 45.481800] 1965979 pages RAM [ 45.481802] 0 pages HighMem/MovableOnly [ 45.481804] 320509 pages reserved [ 45.497329] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 45.497339] CPU: 0 PID: 6165 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 45.497344] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.497358] ffff8801c5c27948 ffffffff81d943a9 1ffff10038b84f2c ffff8801c8ff8000 [ 45.497369] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c5c27a58 [ 45.497380] ffffffff81451b82 024000c2c5c27998 0000000041b58ab3 ffffffff84195325 [ 45.497382] Call Trace: [ 45.497395] [] dump_stack+0xc1/0x128 [ 45.497405] [] warn_alloc+0x212/0x240 [ 45.497414] [] ? zone_watermark_ok_safe+0x280/0x280 [ 45.497425] [] ? avc_has_perm+0xb0/0x4f0 [ 45.497436] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 45.497445] [] __vmalloc_node_range+0x3f5/0x5f0 [ 45.497455] [] ? check_preemption_disabled+0x3b/0x200 [ 45.497463] [] ? task_has_security+0x130/0x270 [ 45.497470] [] vmalloc+0x5b/0x70 [ 45.497478] [] ? sel_write_load+0x130/0xfd0 [ 45.497485] [] sel_write_load+0x130/0xfd0 [ 45.497493] [] ? avc_has_extended_perms+0x3fc/0xf10 [ 45.497500] [] ? sel_read_bool+0x250/0x250 [ 45.497510] [] ? __lock_acquire+0x629/0x3640 [ 45.497518] [] ? sel_read_bool+0x250/0x250 [ 45.497526] [] __vfs_write+0x103/0x680 [ 45.497534] [] ? do_iter_readv_writev+0x400/0x400 [ 45.497541] [] ? __might_sleep+0x95/0x1a0 [ 45.497549] [] ? __lock_is_held+0xa1/0xf0 [ 45.497557] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 45.497564] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 45.497571] [] ? __sb_start_write+0x14a/0x310 [ 45.497578] [] vfs_write+0x189/0x530 [ 45.497585] [] SyS_pwrite64+0x13f/0x170 [ 45.497592] [] ? SyS_pread64+0x170/0x170 [ 45.497601] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 45.497609] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 45.497618] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 45.497621] Mem-Info: [ 45.497639] active_anon:61209 inactive_anon:42 isolated_anon:0 [ 45.497639] active_file:3529 inactive_file:8373 isolated_file:0 [ 45.497639] unevictable:0 dirty:277 writeback:0 unstable:0 [ 45.497639] slab_reclaimable:5343 slab_unreclaimable:59681 [ 45.497639] mapped:24105 shmem:49 pagetables:729 bounce:0 [ 45.497639] free:1467359 free_pcp:366 free_cma:0 [ 45.497656] Node 0 active_anon:244836kB inactive_anon:168kB active_file:14116kB inactive_file:33492kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96420kB dirty:1108kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 81920kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 45.497677] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 45.497705] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 45.497730] Normal free:2873528kB min:36824kB low:46028kB high:55232kB active_anon:244836kB inactive_anon:168kB active_file:14116kB inactive_file:33492kB unevictable:0kB writepending:1108kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21372kB slab_unreclaimable:238724kB kernel_stack:5984kB pagetables:2916kB bounce:0kB free_pcp:704kB local_pcp:444kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 45.497780] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 284*4kB (ME) 209*8kB (UME) 174*16kB (UM) 43*32kB (UME) 32*64kB (UM) 9*128kB (UME) 5*256kB (UME) 8*512kB (ME) 1*1024kB (M) 1*2048kB (E) 697*4096kB (M) = 2873528kB [ 45.497876] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 45.497879] 11956 total pagecache pages [ 45.497882] 0 pages in swap cache [ 45.497886] Swap cache stats: add 0, delete 0, find 0/0 [ 45.497888] Free swap = 0kB [ 45.497890] Total swap = 0kB [ 45.497892] 1965979 pages RAM [ 45.497895] 0 pages HighMem/MovableOnly [ 45.497897] 320509 pages reserved [ 45.507629] audit: type=1400 audit(1517120430.268:30): avc: denied { net_broadcast } for pid=6147 comm="syz-executor2" capability=11 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 45.535497] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 45.535504] CPU: 0 PID: 6179 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 45.535508] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.535521] ffff8801c885f948 ffffffff81d943a9 1ffff1003910bf2c ffff8801c5cf4800 [ 45.535531] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c885fa58 [ 45.535542] ffffffff81451b82 024000c2c885f998 0000000041b58ab3 ffffffff84195325 [ 45.535543] Call Trace: [ 45.535555] [] dump_stack+0xc1/0x128 [ 45.535564] [] warn_alloc+0x212/0x240 [ 45.535572] [] ? zone_watermark_ok_safe+0x280/0x280 [ 45.535580] [] ? avc_has_perm+0xb0/0x4f0 [ 45.535589] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 45.535597] [] __vmalloc_node_range+0x3f5/0x5f0 [ 45.535609] [] ? check_preemption_disabled+0x3b/0x200 [ 45.535619] [] ? task_has_security+0x130/0x270 [ 45.535628] [] vmalloc+0x5b/0x70 [ 45.535637] [] ? sel_write_load+0x130/0xfd0 [ 45.535644] [] sel_write_load+0x130/0xfd0 [ 45.535651] [] ? get_futex_key+0x1050/0x1050 [ 45.535658] [] ? sel_read_bool+0x250/0x250 [ 45.535665] [] ? do_futex+0x3f8/0x15c0 [ 45.535673] [] ? sel_read_bool+0x250/0x250 [ 45.535680] [] __vfs_write+0x103/0x680 [ 45.535689] [] ? do_iter_readv_writev+0x400/0x400 [ 45.535696] [] ? __might_sleep+0x95/0x1a0 [ 45.535705] [] ? __lock_is_held+0xa1/0xf0 [ 45.535713] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 45.535720] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 45.535727] [] ? __sb_start_write+0x14a/0x310 [ 45.535734] [] vfs_write+0x189/0x530 [ 45.535742] [] SyS_pwrite64+0x13f/0x170 [ 45.535749] [] ? SyS_pread64+0x170/0x170 [ 45.535758] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 45.535765] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 45.535773] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 45.535776] Mem-Info: [ 45.535793] active_anon:63253 inactive_anon:42 isolated_anon:0 [ 45.535793] active_file:3529 inactive_file:8373 isolated_file:0 [ 45.535793] unevictable:0 dirty:277 writeback:0 unstable:0 [ 45.535793] slab_reclaimable:5343 slab_unreclaimable:59826 [ 45.535793] mapped:24105 shmem:49 pagetables:692 bounce:0 [ 45.535793] free:1465659 free_pcp:414 free_cma:0 [ 45.535809] Node 0 active_anon:253012kB inactive_anon:168kB active_file:14116kB inactive_file:33492kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96420kB dirty:1108kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 81920kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 45.535825] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 45.535853] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 45.535884] Normal free:2866728kB min:36824kB low:46028kB high:55232kB active_anon:253012kB inactive_anon:168kB active_file:14116kB inactive_file:33492kB unevictable:0kB writepending:1108kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21372kB slab_unreclaimable:239304kB kernel_stack:6112kB pagetables:2768kB bounce:0kB free_pcp:896kB local_pcp:588kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 45.535931] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 366*4kB (UME) 166*8kB (UME) 172*16kB (UM) 27*32kB (UME) 29*64kB (UM) 9*128kB (UME) 5*256kB (UME) 8*512kB (ME) 1*1024kB (M) 2*2048kB (ME) 695*4096kB (M) = 2866632kB [ 45.536021] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 45.536023] 11956 total pagecache pages [ 45.536026] 0 pages in swap cache [ 45.536030] Swap cache stats: add 0, delete 0, find 0/0 [ 45.536032] Free swap = 0kB [ 45.536039] Total swap = 0kB [ 45.536042] 1965979 pages RAM [ 45.536045] 0 pages HighMem/MovableOnly [ 45.536046] 320509 pages reserved [ 45.554640] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 45.554649] CPU: 0 PID: 6183 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 45.554653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.554667] ffff8801c5def948 ffffffff81d943a9 1ffff10038bbdf2c ffff8801c6121800 [ 45.554678] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c5defa58 [ 45.554688] ffffffff81451b82 024000c2c5def998 0000000041b58ab3 ffffffff84195325 [ 45.554690] Call Trace: [ 45.554702] [] dump_stack+0xc1/0x128 [ 45.554711] [] warn_alloc+0x212/0x240 [ 45.554719] [] ? zone_watermark_ok_safe+0x280/0x280 [ 45.554728] [] ? avc_has_perm+0xb0/0x4f0 [ 45.554737] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 45.554745] [] __vmalloc_node_range+0x3f5/0x5f0 [ 45.554754] [] ? check_preemption_disabled+0x3b/0x200 [ 45.554762] [] ? task_has_security+0x130/0x270 [ 45.554770] [] vmalloc+0x5b/0x70 [ 45.554777] [] ? sel_write_load+0x130/0xfd0 [ 45.554783] [] sel_write_load+0x130/0xfd0 [ 45.554791] [] ? get_futex_key+0x1050/0x1050 [ 45.554798] [] ? sel_read_bool+0x250/0x250 [ 45.554804] [] ? do_futex+0x3f8/0x15c0 [ 45.554812] [] ? sel_read_bool+0x250/0x250 [ 45.554820] [] __vfs_write+0x103/0x680 [ 45.554827] [] ? do_iter_readv_writev+0x400/0x400 [ 45.554835] [] ? __might_sleep+0x95/0x1a0 [ 45.554843] [] ? __lock_is_held+0xa1/0xf0 [ 45.554851] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 45.554859] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 45.554866] [] ? __sb_start_write+0x14a/0x310 [ 45.554873] [] vfs_write+0x189/0x530 [ 45.554880] [] SyS_pwrite64+0x13f/0x170 [ 45.554888] [] ? SyS_pread64+0x170/0x170 [ 45.554896] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 45.554909] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 45.554917] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 45.554937] Mem-Info: [ 45.554957] active_anon:58097 inactive_anon:42 isolated_anon:0 [ 45.554957] active_file:3529 inactive_file:8373 isolated_file:0 [ 45.554957] unevictable:0 dirty:277 writeback:0 unstable:0 [ 45.554957] slab_reclaimable:5343 slab_unreclaimable:59638 [ 45.554957] mapped:24080 shmem:49 pagetables:655 bounce:0 [ 45.554957] free:1471027 free_pcp:431 free_cma:0 [ 45.554977] Node 0 active_anon:232388kB inactive_anon:168kB active_file:14116kB inactive_file:33492kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96320kB dirty:1108kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 81920kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 45.554997] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 45.555026] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 45.555056] Normal free:2888200kB min:36824kB low:46028kB high:55232kB active_anon:232388kB inactive_anon:168kB active_file:14116kB inactive_file:33492kB unevictable:0kB writepending:1108kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21372kB slab_unreclaimable:238552kB kernel_stack:6048kB pagetables:2620kB bounce:0kB free_pcp:964kB local_pcp:692kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 45.555102] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 392*4kB (UME) 185*8kB (UM) 172*16kB (UME) 35*32kB (UM) 38*64kB (UM) 9*128kB (UME) 5*256kB (UME) 8*512kB (ME) 1*1024kB (M) 2*2048kB (ME) 700*4096kB (M) = 2888200kB [ 45.555203] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 45.555205] 11956 total pagecache pages [ 45.555209] 0 pages in swap cache [ 45.555212] Swap cache stats: add 0, delete 0, find 0/0 [ 45.555214] Free swap = 0kB [ 45.555216] Total swap = 0kB [ 45.555218] 1965979 pages RAM [ 45.555220] 0 pages HighMem/MovableOnly [ 45.555222] 320509 pages reserved [ 47.922145] netlink: 64 bytes leftover after parsing attributes in process `syz-executor2'. [ 47.931337] netlink: 64 bytes leftover after parsing attributes in process `syz-executor2'. 2018/01/28 06:20:32 executing program 0: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0xa, &(0x7f0000958000-0x4)=0x8, 0x4) setsockopt$inet_opts(r0, 0x0, 0x40000048f, &(0x7f000078a000-0x2c)="8735d96127345deced18b86c09bb2e83c68174708d6db960782f2ea948ddbcc1de84de4442ed43fdb02bf212", 0x2c) r1 = getpid() sched_setattr(r1, &(0x7f00009fc000-0x30)={0x30, 0x1, 0x1, 0xfdb8, 0x7, 0x3, 0x200, 0x7}, 0x0) 2018/01/28 06:20:32 executing program 1: mmap(&(0x7f0000000000/0xfe9000)=nil, 0xfe9000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = dup(0xffffffffffffff9c) ioctl$VT_DISALLOCATE(r0, 0x5608) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003e0000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r1, 0x40045431, &(0x7f00003ba000-0x24)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r2 = syz_open_pts(r1, 0x0) ioctl$int_in(r2, 0x5429, &(0x7f0000fe5000)=0x0) 2018/01/28 06:20:32 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) r1 = dup2(r0, r0) ioctl$SNDRV_TIMER_IOCTL_SELECT(r1, 0x40345410, &(0x7f00007e6000)={{0x3, 0x3, 0x1, 0x2, 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) memfd_create(&(0x7f0000c1a000-0xe)='/selinux/load\x00', 0x3) utimes(&(0x7f0000fa3000-0x8)='./file0\x00', &(0x7f0000022000-0x20)={{0x0, 0x2710}, {0x0, 0x7530}}) ioctl$KDSIGACCEPT(r1, 0x4b4e, 0x10) 2018/01/28 06:20:32 executing program 3: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) open(&(0x7f0000001000-0x8)='./file0\x00', 0x40, 0x8) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000098f000-0x10)='/dev/sequencer2\x00', 0x408081, 0x0) setsockopt$inet_icmp_ICMP_FILTER(r0, 0x1, 0x1, &(0x7f0000556000)={0x100000001}, 0x4) setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x69, 0x4) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r1, &(0x7f0000d65000)={&(0x7f0000b2c000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000403000)={&(0x7f0000cde000)={0x18, 0x1, 0x2, 0x1, 0xffffffffffffffff, 0xffffffffffffffff, {0x0, 0x0, 0x0}, [@nested={0x4, 0x2, []}]}, 0x18}, 0x1, 0x0, 0x0, 0x0}, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000f31000)={@common='bond0\x00', @ifru_flags=0x9a02}) 2018/01/28 06:20:32 executing program 6: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000001000-0xf)='/dev/sequencer\x00', 0x201, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_AUTOCLOSE(r0, 0x84, 0x4, &(0x7f0000000000)=0x0, &(0x7f0000002000-0x4)=0x4) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r0, 0x84, 0x72, &(0x7f0000000000)={0x0, 0x7e, 0x40000000000}, &(0x7f0000000000+0x7c)=0xc) ioctl$TIOCGSID(r0, 0x5429, &(0x7f0000000000)=0x0) fcntl$setown(r0, 0x8, r2) setsockopt$inet_sctp6_SCTP_SET_PEER_PRIMARY_ADDR(r0, 0x84, 0x5, &(0x7f0000632000-0x5f)={r1, @in6={{0xa, 0x2, 0xcd, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x8c) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r3, &(0x7f0000972000-0x38)={&(0x7f0000453000-0xc)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000cd7000)={&(0x7f0000892000)=@acquire={0x134, 0x17, 0x1, 0xffffffffffffffff, 0xffffffffffffffff, {{@in=@remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, 0xffffffffffffffff, 0x0}, @in6=@ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0xff, 0xff], @multicast2=0xe0000002}, {@in6=@ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0xff, 0xff], @loopback=0x7f000001}, @in=@multicast2=0xe0000002, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@dev={0xac, 0x14, 0xffffffffffffffff, 0x0}, @in=@broadcast=0xffffffff, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0xffffffffffffffff}, [@mark={0xc, 0x15, {0xffffffffffffffff, 0x0}}]}, 0x134}, 0x1, 0x0, 0x0, 0x0}, 0x0) r4 = getpid() fcntl$setown(r3, 0x8, r4) r5 = getpgid(0x0) openat$rtc(0xffffffffffffff9c, &(0x7f00005c1000-0x9)='/dev/rtc\x00', 0x80, 0x0) getpgrp(r5) 2018/01/28 06:20:32 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept$inet(0xffffffffffffffff, &(0x7f000020c000)={0x0, 0xffffffffffffffff, @remote={0x0, 0x0, 0xffffffffffffffff, 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f00005e3000-0x4)=0x10) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffffff, 0x84, 0x22, &(0x7f0000b9c000-0x10)={0x3, 0x8203, 0x8001, 0x372e996c, 0x0}, &(0x7f00007c6000-0x4)=0x10) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000d4a000)={r1, @in={{0x2, 0x2, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, &(0x7f0000ffc000)=0x8c) seccomp(0x1, 0x0, &(0x7f000003c000)={0x1, &(0x7f000003f000)=[{0x6, 0x0, 0x0, 0xffffffff}]}) clone(0x0, &(0x7f00003e2000)="", &(0x7f000057a000-0x4)=0x0, &(0x7f00008a3000-0x4)=0x0, &(0x7f0000fe3000)="") fchmod(0xffffffffffffffff, 0x0) rt_sigprocmask(0x0, &(0x7f0000033000-0x8)={0x0}, 0x0, 0x8) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) signalfd4(r2, &(0x7f0000007000)={0x459}, 0x8, 0x80800) 2018/01/28 06:20:32 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = inotify_init1(0x0) r1 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00003a4000-0x11)='/selinux/enforce\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r1, 0x84, 0xf, &(0x7f0000548000-0xa0)={0x0, @in={{0x2, 0x1, @dev={0xac, 0x14, 0x0, 0xb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x4f1, 0x6, 0x100, 0x6, 0x48}, &(0x7f000019d000)=0xa0) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000bcf000)={r2, 0x8001}, 0x8) getsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, &(0x7f00006f4000)=0x0, &(0x7f0000034000)=0x4) fremovexattr(r0, &(0x7f0000765000-0x23)=@known='system.sockprotoname\x00') 2018/01/28 06:20:32 executing program 2: pipe2(&(0x7f0000341000-0x8)={0x0, 0x0}, 0x80800) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r0, 0x84, 0xc, &(0x7f000041d000)=0x0, &(0x7f0000001000-0x4)=0x4) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) futex(&(0x7f0000003000-0x4)=0x0, 0x5, 0x0, &(0x7f0000f64000)={0x0, 0x0}, &(0x7f0000048000)=0x0, 0x0) 2018/01/28 06:20:32 executing program 0: mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f000000a000)={&(0x7f0000013000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f000000d000+0x379)={&(0x7f0000020000)={0x170, 0x1a, 0x301, 0xffffffffffffffff, 0xffffffffffffffff, {0xa, 0x0, 0x0}, []}, 0x170}, 0x1, 0x0, 0x0, 0x0}, 0x0) set_tid_address(&(0x7f0000008000-0x4)=0x0) 2018/01/28 06:20:32 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndseq(&(0x7f000075e000-0xd)='/dev/snd/seq\x00', 0x0, 0x501800) ioctl$SNDRV_SEQ_IOCTL_SUBSCRIBE_PORT(r0, 0x40505330, &(0x7f000091b000-0x50)={{0x8000, 0x5}, {0x1, 0x2}, 0x1, 0x2, 0xfffffffffffeffff, [0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) close(r0) fcntl$setlease(r0, 0x400, 0x3) r1 = openat$selinux_commit_pending_bools(0xffffffffffffff9c, &(0x7f0000452000-0x1e)='/selinux/commit_pending_bools\x00', 0x1, 0x0) getsockopt$inet_sctp_SCTP_INITMSG(r1, 0x84, 0x2, &(0x7f0000ed3000-0x8)={0x0, 0x0, 0x0, 0x0}, &(0x7f0000c91000)=0x8) ioctl$GIO_UNIMAP(r1, 0x4b66, &(0x7f000054f000-0x10)={0x1, &(0x7f0000505000)=[{0x0, 0x0}]}) 2018/01/28 06:20:32 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r1, &(0x7f000039d000-0x1c)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}, 0x1c) listen(r1, 0x0) keyctl$set_reqkey_keyring(0xe, 0x0) r2 = openat$selinux_commit_pending_bools(0xffffffffffffff9c, &(0x7f00007ad000)='/selinux/commit_pending_bools\x00', 0x1, 0x0) ioctl$EVIOCRMFF(r2, 0x40044581, &(0x7f00005f2000)=0x7) fcntl$setlease(r1, 0x400, 0x2) openat$pfkey(0xffffffffffffff9c, &(0x7f0000825000-0x15)='/proc/self/net/pfkey\x00', 0x301000, 0x0) sendto$inet6(r0, &(0x7f0000c7a000)="", 0x0, 0x20000004, &(0x7f0000b23000)={0xa, 0x2, 0x0, @loopback={0x0, 0x1}, 0x0}, 0x1c) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000f3c000-0x10)=@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x10) setsockopt$inet6_tcp_int(r0, 0x6, 0xc, &(0x7f00000f7000-0x4)=0xffffffff, 0x41) sendto(r0, &(0x7f00007f1000-0x1)='Y', 0x1, 0x10, 0x0, 0x0) 2018/01/28 06:20:32 executing program 2: mmap(&(0x7f0000000000/0x93d000)=nil, 0x93d000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) mmap(&(0x7f000093d000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$ASHMEM_GET_PROT_MASK(r1, 0x7706, &(0x7f000093d000)={0x0, 0x0}) ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000001000-0x28)={@common='lo\x00', &(0x7f0000939000)=@ethtool_wolinfo={0x1f, 0x0, 0x0, "37601badc875"}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) 2018/01/28 06:20:32 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) seccomp(0x1, 0x0, &(0x7f0000fa6000)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0xfffffffffffffffb}]}) r0 = geteuid() setfsuid(r0) [ 48.026446] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 48.037720] CPU: 1 PID: 6212 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 48.045244] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.054590] ffff8801c546f948 ffffffff81d943a9 1ffff10038a8df2c ffff8801c5448000 [ 48.062646] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c546fa58 2018/01/28 06:20:32 executing program 0: mmap(&(0x7f0000000000/0x27e000)=nil, 0x27e000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f00001aa000-0xf)='/dev/sequencer\x00', 0x141181, 0x0) getsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f000006d000)={0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f000027f000-0x4)=0x14) r1 = syz_open_dev$binder(&(0x7f0000010000+0x7d8)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) mmap$binder(&(0x7f0000265000/0x14000)=nil, 0x14000, 0x0, 0x10011, r1, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r1, 0x40046207, 0x0) syz_open_dev$binder(&(0x7f000005e000)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000004000)={0x44, 0x0, &(0x7f00000eb000-0x44)=[@transaction={0x40406300, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x18, 0x8, &(0x7f0000223000)=[@fd={0x66642a85, 0x0, 0xffffffffffffffff, 0x0, 0x0}], &(0x7f0000011000)=[0x0]}}], 0x0, 0x0, &(0x7f0000c8c000-0x1)=""}) ioctl$BINDER_WRITE_READ(0xffffffffffffffff, 0xc0306201, &(0x7f0000001000-0x30)={0x0, 0x0, &(0x7f0000010000-0x80)=[], 0x0, 0x0, &(0x7f0000001000)=""}) 2018/01/28 06:20:32 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f00005f5000)={0x0, 0x0, &(0x7f00008ff000-0x10)={&(0x7f000080e000)={0x2, 0xe, 0x0, 0x0, 0x14, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, [@sadb_address={0x5, 0x6, 0x0, 0x0, 0x0, @in6={0xa, 0xffffffffffffffff, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}}, @sadb_x_policy={0x8, 0x12, 0x2, 0x1000002, 0x0, 0xffffffffffffffff, 0x0, {0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @in=@remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @in=@dev={0xac, 0x14, 0xffffffffffffffff, 0x0}}}, @sadb_address={0x5, 0x5, 0x0, 0x0, 0x0, @in6={0xa, 0xffffffffffffffff, 0x0, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0xaa}, 0x0}}]}, 0xa0}, 0x1, 0x0, 0x0, 0x0}, 0x0) r1 = accept$inet6(0xffffffffffffffff, &(0x7f000020e000)={0x0, 0xffffffffffffffff, 0x0, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0], @multicast2=0x0}, 0x0}, &(0x7f0000a5b000-0x4)=0x1c) getsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f00002fa000)={0x0, 0x0}, &(0x7f0000a56000-0x4)=0x8) getsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f000095a000-0x4)=0x0, &(0x7f0000cf3000)=0x4) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000350000)={0x0, @in6={{0xa, 0x1, 0x80000001, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x1ff}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x3, 0x8, 0xfb, 0x8, 0x6}, &(0x7f0000ac4000-0x4)=0xa0) r3 = openat$selinux_avc_hash_stats(0xffffffffffffff9c, &(0x7f00005b5000-0x18)='/selinux/avc/hash_stats\x00', 0x0, 0x0) timerfd_gettime(r3, &(0x7f00005db000)={{0x0, 0x0}, {0x0, 0x0}}) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f00003c1000-0x8)={r2, 0x80000003}, &(0x7f0000e90000)=0x8) accept$ax25(r3, 0x0, &(0x7f000059c000)=0x0) getsockopt$inet_sctp6_SCTP_STATUS(r1, 0x84, 0xe, &(0x7f00007df000)={r2, 0xff, 0xfff, 0x40000000, 0x5, 0x9, 0x2, 0x7, {r4, @in6={{0xa, 0x1, 0x9, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x3ff}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x6, 0x8001, 0x20, 0x4, 0x8}}, &(0x7f0000f07000-0x4)=0xffffffffffffffc9) 2018/01/28 06:20:32 executing program 2: mmap(&(0x7f0000000000/0x23000)=nil, 0x23000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0xa) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r1, &(0x7f000054f000-0x10)={0x2, 0x0, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) fcntl$setstatus(r1, 0x4, 0x42000) sendto$inet(r1, &(0x7f0000de3000-0x1)="", 0x0, 0x20000815, &(0x7f0000db5000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) shutdown(r1, 0x10000000001) r2 = openat$keychord(0xffffffffffffff9c, &(0x7f000001f000)='/dev/keychord\x00', 0x100, 0x0) ioctl$ASHMEM_SET_PROT_MASK(r2, 0x40087705, &(0x7f0000002000)={0x3, 0x9}) sendmsg$nl_route(r0, &(0x7f000001c000-0x38)={&(0x7f0000016000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f000000b000)={&(0x7f0000022000)=@ipv6_delroute={0x1c, 0x19, 0x60d, 0xffffffffffffffff, 0xffffffffffffffff, {0xa, 0x0, 0x0, 0x20000, 0xfffffffffffffffc, 0x0, 0x0, 0x3, 0x0}, []}, 0xd7}, 0x1, 0x0, 0x0, 0x0}, 0x0) [ 48.070667] ffffffff81451b82 024000c2c546f998 0000000041b58ab3 ffffffff84195325 [ 48.078732] Call Trace: [ 48.081308] [] dump_stack+0xc1/0x128 [ 48.086668] [] warn_alloc+0x212/0x240 [ 48.089425] TCP: request_sock_TCPv6: Possible SYN flooding on port 20006. Sending cookies. Check SNMP counters. [ 48.102403] [] ? zone_watermark_ok_safe+0x280/0x280 [ 48.109067] [] ? avc_has_perm+0xb0/0x4f0 [ 48.114779] [] ? __vmalloc_node_range+0x3e0/0x5f0 2018/01/28 06:20:32 executing program 1: r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000000000/0xf9a000)=nil, 0xf9a000, 0x1, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000e63000/0x2000)=nil, 0x2000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt(r0, 0x0, 0x14, &(0x7f0000e65000-0x9)="d7fdaf62070179890fddd5a45d3f32", 0xf) getsockopt$sock_timeval(r0, 0x1, 0x14, &(0x7f00006f5000)={0x0, 0x0}, &(0x7f00007dc000-0x4)=0x10) mmap(&(0x7f0000f9a000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$pktcdvd(0xffffffffffffff9c, &(0x7f0000f9b000-0x15)='/dev/pktcdvd/control\x00', 0x800, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f00002f1000-0xe3)={{{@in=@dev={0x0, 0x0, 0xffffffffffffffff, 0x0}, @in6=@dev={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in=@empty=0x0, 0xffffffffffffffff, 0x0}, 0x0, @in=@empty=0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000dd8000)=0xe8) [ 48.121362] [] __vmalloc_node_range+0x3f5/0x5f0 [ 48.126064] binder: 6239:6244 got transaction with fd, -1, but target does not allow fds [ 48.126088] binder: 6239:6244 transaction failed 29201/-1, size 24-8 line 3232 [ 48.143254] [] ? check_preemption_disabled+0x3b/0x200 [ 48.147493] audit: type=1400 audit(1517120432.798:31): avc: denied { create } for pid=6243 comm="syz-executor2" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_fib_lookup_socket permissive=1 [ 48.153049] binder_alloc: binder_alloc_mmap_handler: 6239 20265000-20279000 already mapped failed -16 [ 48.154206] binder: BINDER_SET_CONTEXT_MGR already set [ 48.154213] binder: 6239:6244 ioctl 40046207 0 returned -16 [ 48.155499] binder_alloc: 6239: binder_alloc_buf, no vma [ 48.155514] binder: 6239:6244 transaction failed 29189/-3, size 24-8 line 3127 [ 48.168271] audit: type=1400 audit(1517120432.798:32): avc: denied { write } for pid=6243 comm="syz-executor2" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_fib_lookup_socket permissive=1 [ 48.170627] binder: undelivered TRANSACTION_ERROR: 29189 [ 48.171127] binder: undelivered TRANSACTION_ERROR: 29201 [ 48.241816] [] ? task_has_security+0x130/0x270 [ 48.248020] [] vmalloc+0x5b/0x70 [ 48.253045] [] ? sel_write_load+0x130/0xfd0 [ 48.258986] [] sel_write_load+0x130/0xfd0 [ 48.264754] [] ? get_futex_key+0x1050/0x1050 [ 48.270797] [] ? sel_read_bool+0x250/0x250 [ 48.276651] [] ? do_futex+0x3f8/0x15c0 [ 48.282158] [] ? sel_read_bool+0x250/0x250 [ 48.288024] [] __vfs_write+0x103/0x680 [ 48.293534] [] ? do_iter_readv_writev+0x400/0x400 [ 48.299997] [] ? __might_sleep+0x95/0x1a0 [ 48.305769] [] ? __lock_is_held+0xa1/0xf0 [ 48.311539] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 48.318347] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 2018/01/28 06:20:33 executing program 0: mmap(&(0x7f0000000000/0x27e000)=nil, 0x27e000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f00001aa000-0xf)='/dev/sequencer\x00', 0x141181, 0x0) getsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f000006d000)={0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f000027f000-0x4)=0x14) r1 = syz_open_dev$binder(&(0x7f0000010000+0x7d8)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) mmap$binder(&(0x7f0000265000/0x14000)=nil, 0x14000, 0x0, 0x10011, r1, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r1, 0x40046207, 0x0) syz_open_dev$binder(&(0x7f000005e000)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000004000)={0x44, 0x0, &(0x7f00000eb000-0x44)=[@transaction={0x40406300, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x18, 0x8, &(0x7f0000223000)=[@fd={0x66642a85, 0x0, 0xffffffffffffffff, 0x0, 0x0}], &(0x7f0000011000)=[0x0]}}], 0x0, 0x0, &(0x7f0000c8c000-0x1)=""}) ioctl$BINDER_WRITE_READ(0xffffffffffffffff, 0xc0306201, &(0x7f0000001000-0x30)={0x0, 0x0, &(0x7f0000010000-0x80)=[], 0x0, 0x0, &(0x7f0000001000)=""}) [ 48.324898] [] ? __sb_start_write+0x14a/0x310 [ 48.331012] [] vfs_write+0x189/0x530 [ 48.336346] [] SyS_pwrite64+0x13f/0x170 [ 48.341941] [] ? SyS_pread64+0x170/0x170 [ 48.347623] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 48.354431] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 48.360981] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 48.389100] Mem-Info: [ 48.390005] binder: 6256:6258 got transaction with fd, -1, but target does not allow fds [ 48.390028] binder: 6256:6258 transaction failed 29201/-1, size 24-8 line 3232 [ 48.394326] binder: undelivered TRANSACTION_ERROR: 29201 [ 48.421482] active_anon:55458 inactive_anon:42 isolated_anon:0 [ 48.421482] active_file:3537 inactive_file:8405 isolated_file:0 [ 48.421482] unevictable:0 dirty:311 writeback:0 unstable:0 [ 48.421482] slab_reclaimable:5367 slab_unreclaimable:59537 [ 48.421482] mapped:24013 shmem:49 pagetables:641 bounce:0 [ 48.421482] free:1473369 free_pcp:526 free_cma:0 [ 48.455054] Node 0 active_anon:215580kB inactive_anon:168kB active_file:14148kB inactive_file:33620kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96020kB dirty:1244kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 75776kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 48.484646] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 48.513997] lowmem_reserve[]: 0 2908 6410 6410 [ 48.519158] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB [ 48.550380] lowmem_reserve[]: 0 0 3501 3501 [ 48.555318] Normal free:2906084kB min:36824kB low:46028kB high:55232kB active_anon:215580kB inactive_anon:168kB active_file:14148kB inactive_file:33620kB unevictable:0kB writepending:1252kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21468kB slab_unreclaimable:238148kB kernel_stack:5440kB pagetables:2512kB bounce:0kB free_pcp:1404kB local_pcp:720kB free_cma:0kB [ 48.589246] lowmem_reserve[]: 0 0 0 0 [ 48.593739] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 48.609043] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 48.626249] Normal: 325*4kB (UME) 154*8kB (UME) 159*16kB (UME) 63*32kB (UME) 54*64kB (UM) 11*128kB (UM) 5*256kB (UME) 8*512kB (ME) 1*1024kB (M) 2*2048kB (ME) 704*4096kB (M) = 2906036kB [ 48.645516] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 48.654075] 11993 total pagecache pages [ 48.658027] 0 pages in swap cache [ 48.661481] Swap cache stats: add 0, delete 0, find 0/0 [ 48.666818] Free swap = 0kB [ 48.669803] Total swap = 0kB [ 48.673264] 1965979 pages RAM [ 48.676346] 0 pages HighMem/MovableOnly [ 48.680292] 320509 pages reserved [ 48.683767] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 48.694065] CPU: 0 PID: 6262 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 48.701579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.710904] ffff8801c5537948 ffffffff81d943a9 1ffff10038aa6f2c ffff8801c5f04800 [ 48.718871] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c5537a58 [ 48.726842] ffffffff81451b82 024000c2c5537998 0000000041b58ab3 ffffffff84195325 [ 48.734810] Call Trace: [ 48.737370] [] dump_stack+0xc1/0x128 [ 48.742702] [] warn_alloc+0x212/0x240 [ 48.748121] [] ? zone_watermark_ok_safe+0x280/0x280 [ 48.754757] [] ? avc_has_perm+0xb0/0x4f0 [ 48.760442] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 48.766911] [] __vmalloc_node_range+0x3f5/0x5f0 [ 48.773201] [] ? check_preemption_disabled+0x3b/0x200 [ 48.780014] [] ? task_has_security+0x130/0x270 [ 48.786215] [] vmalloc+0x5b/0x70 [ 48.791199] [] ? sel_write_load+0x130/0xfd0 [ 48.797140] [] sel_write_load+0x130/0xfd0 [ 48.802915] [] ? get_futex_key+0x1050/0x1050 [ 48.808950] [] ? sel_read_bool+0x250/0x250 [ 48.814808] [] ? do_futex+0x3f8/0x15c0 [ 48.820316] [] ? sel_read_bool+0x250/0x250 [ 48.826170] [] __vfs_write+0x103/0x680 [ 48.831678] [] ? do_iter_readv_writev+0x400/0x400 [ 48.838142] [] ? __might_sleep+0x95/0x1a0 [ 48.843909] [] ? __lock_is_held+0xa1/0xf0 [ 48.849676] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 48.856483] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 48.863029] [] ? __sb_start_write+0x14a/0x310 [ 48.869145] [] vfs_write+0x189/0x530 [ 48.874476] [] SyS_pwrite64+0x13f/0x170 [ 48.880069] [] ? SyS_pread64+0x170/0x170 [ 48.885749] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 48.892557] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 48.899104] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 48.906581] Mem-Info: [ 48.908987] active_anon:53895 inactive_anon:42 isolated_anon:0 [ 48.908987] active_file:3537 inactive_file:8405 isolated_file:0 [ 48.908987] unevictable:0 dirty:317 writeback:0 unstable:0 [ 48.908987] slab_reclaimable:5367 slab_unreclaimable:59541 [ 48.908987] mapped:24005 shmem:49 pagetables:628 bounce:0 [ 48.908987] free:1475502 free_pcp:537 free_cma:0 [ 48.942674] Node 0 active_anon:215580kB inactive_anon:168kB active_file:14148kB inactive_file:33620kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96020kB dirty:1268kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 75776kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 48.972102] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 49.001726] lowmem_reserve[]: 0 2908 6410 6410 [ 49.006864] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB [ 49.037831] lowmem_reserve[]: 0 0 3501 3501 [ 49.042757] Normal free:2905976kB min:36824kB low:46028kB high:55232kB active_anon:215580kB inactive_anon:168kB active_file:14148kB inactive_file:33620kB unevictable:0kB writepending:1276kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21472kB slab_unreclaimable:238164kB kernel_stack:5408kB pagetables:2512kB bounce:0kB free_pcp:1500kB local_pcp:720kB free_cma:0kB [ 49.077105] lowmem_reserve[]: 0 0 0 0 [ 49.081486] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 49.096724] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 49.113876] Normal: 294*4kB (UME) 154*8kB (UME) 159*16kB (UME) 62*32kB (UME) 55*64kB (UM) 11*128kB (UM) 5*256kB (UME) 8*512kB (ME) 1*1024kB (M) 2*2048kB (ME) 704*4096kB (M) = 2905944kB [ 49.133189] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 2018/01/28 06:20:33 executing program 5: unshare(0x20000400) r0 = inotify_init1(0x0) syncfs(r0) r1 = openat$selinux_avc_cache_stats(0xffffffffffffff9c, &(0x7f0000342000)='/selinux/avc/cache_stats\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f0000001000-0xe8)={{{@in=@broadcast=0x0, @in=@dev={0x0, 0x0, 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in6=@remote={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0}, 0x0, @in=@remote={0x0, 0x0, 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000000000)=0xe8) 2018/01/28 06:20:33 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x1b, &(0x7f00000aa000)={@remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0xbb}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x20) close(r0) 2018/01/28 06:20:33 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) getsockname$inet(r0, &(0x7f000060d000-0x10)={0x0, 0xffffffffffffffff, @multicast2=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f000059f000)=0x10) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$VT_GETSTATE(r1, 0x5603, &(0x7f0000623000)={0x100000000, 0x0, 0x401}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000da5000-0x10)={0x2, &(0x7f0000b17000-0x18)=[{0x2, 0x0, 0x0, 0x0}, {0x5, 0x0, 0x0, 0x9}]}, 0x10) 2018/01/28 06:20:33 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f0000053000)='./file0\x00', 0x43, 0x0) ioctl$ASHMEM_GET_PROT_MASK(r0, 0x7706, &(0x7f000024c000)={0x0, 0x0}) signalfd4(r0, &(0x7f00003ea000)={0x0}, 0x8, 0x0) 2018/01/28 06:20:33 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x1, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000a45000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, &(0x7f0000d3c000)=@ethtool_regs={0x4, 0x0, 0x0, ""}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) getpeername(r0, &(0x7f0000f94000-0x26)=@pppol2tp={0x0, 0x0, {0x0, 0x0, {0x0, 0xffffffffffffffff, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0}}, &(0x7f000004b000-0x4)=0x26) socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCSIFDSTADDR(r0, 0x8918, &(0x7f00007c7000)={@generic="b9433fcaa753733a6abc7dbdcfcea109", @ifru_addrs={0x2, 0x2, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) getsockopt$inet6_mreq(r1, 0x29, 0x15, &(0x7f0000454000)={@ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0], @loopback=0x0}, 0x0}, &(0x7f0000eaf000-0x4)=0x14) 2018/01/28 06:20:33 executing program 2: r0 = gettid() setpgid(r0, 0x0) socket$l2tp(0x18, 0x1, 0x1) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/enforce\x00', 0x0, 0x0) r1 = openat$selinux_member(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/member\x00', 0x2, 0x0) fcntl$setown(r1, 0x8, r0) 2018/01/28 06:20:33 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) r1 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f00000e7000-0x11)='/selinux/enforce\x00', 0x2001, 0x0) bind$inet(r1, &(0x7f0000d5f000)={0x2, 0x2, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendmsg$nl_xfrm(r0, &(0x7f000000b000)={&(0x7f000000f000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f00005a7000-0x10)={&(0x7f0000419000-0x174)=@newsa={0x138, 0x10, 0x713, 0xffffffffffffffff, 0xffffffffffffffff, {{@in6=@local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0xaa}, @in=@multicast2=0xe0000002, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {@in6=@loopback={0x0, 0x1}, 0xffffffffffffffff, 0x6c}, @in6=@loopback={0x0, 0x1}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0}, 0xffffffffffffffff, 0xffffffffffffffff, 0xa, 0x3, 0x0, 0x0}, [@algo_comp={0x48, 0x3, {{"6465666c61746500000000000000000000000000000000000000000000000000000000000000000000f1ffffff00"}, 0x0, ""}}]}, 0x138}, 0x1, 0x0, 0x0, 0x0}, 0x0) 2018/01/28 06:20:33 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000e5c000-0xe)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) [ 49.142288] 11998 total pagecache pages [ 49.146236] 0 pages in swap cache [ 49.149655] Swap cache stats: add 0, delete 0, find 0/0 [ 49.155008] Free swap = 0kB [ 49.158001] Total swap = 0kB [ 49.161022] 1965979 pages RAM [ 49.164102] 0 pages HighMem/MovableOnly [ 49.168043] 320509 pages reserved 2018/01/28 06:20:33 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) accept$packet(0xffffffffffffff9c, &(0x7f0000be2000-0x14)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random=""/6, [0x0, 0x0]}, &(0x7f00001c0000-0x2)=0x14) setsockopt$inet_mreqn(r0, 0x0, 0x24, &(0x7f0000003000)={@loopback=0x7f000001, @local={0xac, 0x14, 0x0, 0xaa}, r1}, 0xc) r2 = syz_open_dev$mice(&(0x7f0000e12000-0x10)='/dev/input/mice\x00', 0x0, 0x800) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(0xffffffffffffff9c, 0x84, 0x73, &(0x7f0000c5f000-0x18)={0x0, 0x3, 0x30, 0xd90, 0x400}, &(0x7f0000391000)=0x18) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000f6c000-0x10)={0x40, 0x200, 0x3, 0x100000000, r3}, &(0x7f000073c000)=0x10) sendto$inet(r0, &(0x7f00000d1000)="f4", 0x1, 0x207ffe, &(0x7f0000fa2000)={0x2, 0x0, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2018/01/28 06:20:33 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_access(0xffffffffffffff9c, &(0x7f00006b8000)='/selinux/access\x00', 0x2, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f000016c000-0xf)='/dev/sequencer\x00', 0x14200, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f000081e000)=0x0) write$selinux_access(r0, &(0x7f0000702000-0x4a)={'system_u:object_r:framebuf_device_t:s0', 0x20, 'system_u:system_r:kernel_t:s0', 0x20, 0x38, 0x35, 0x0}, 0x48) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f00009ba000-0x50)={@generic="0a88f87b57e5ec0786344d8d83535eb3", @ifru_mtu=0x3}) socketpair(0x0, 0x0, 0x0, &(0x7f00001cc000-0x8)={0x0, 0x0}) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r2, 0xc08c5332, &(0x7f000000d000-0x8c)={0xffff, 0x3ff, 0x1, 'queue1\x00', 0x401, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) listen(r3, 0x3f) syz_open_dev$mice(&(0x7f0000ff7000)='/dev/input/mice\x00', 0x0, 0x10000) 2018/01/28 06:20:33 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount(&(0x7f0000213000-0x8)='./file0\x00', &(0x7f000001c000)='./file0\x00', &(0x7f0000983000-0x7)='mqueue\x00', 0x0, &(0x7f0000ebd000-0x2)="") mkdir(&(0x7f0000bef000-0x8)='./file0\x00', 0x1) link(&(0x7f000057f000-0x8)='./file0\x00', &(0x7f0000c8f000-0xc)='./file0/bus\x00') mknod$loop(&(0x7f0000231000-0x8)='./file0\x00', 0x0, 0x1) [ 49.178551] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 49.201889] CPU: 1 PID: 6269 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 49.209447] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.218788] ffff8801bfb67948 ffffffff81d943a9 1ffff10037f6cf2c ffff8801c63f9800 [ 49.226835] ffffffff83ab8ea0 0000000000000001 0000000000400000[ 49.232397] SELinux: Invalid class 85 2018/01/28 06:20:34 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000e7b000)='/dev/ptmx\x00', 0x0, 0x0) mkdir(&(0x7f0000fe1000-0x8)='./file0\x00', 0x693d13e630af3cba) r1 = syz_open_dev$mice(&(0x7f0000437000-0x10)='/dev/input/mice\x00', 0x0, 0x10000) setsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, &(0x7f0000d4d000-0x4)=0x100, 0x4) ioctl$TIOCPKT(r0, 0x5420, &(0x7f0000a33000-0x4)=0x50) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003ba000-0x24)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) get_thread_area(&(0x7f0000a4c000-0x10)={0x1, 0xffffffff, 0x4400, 0x5, 0xffffffff00000001, 0x1, 0x3c00f5b7, 0x4, 0x10000, 0x3}) r2 = syz_open_pts(r0, 0x0) ioctl$TCSETSF(r2, 0x5404, &(0x7f0000758000)={0x7ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) 2018/01/28 06:20:34 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$packet(0x11, 0x3, 0x300) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000758000-0xe8)={{{@in6=@mcast2={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, @in6=@loopback={0x0, 0x0}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in=@broadcast=0x0, 0xffffffffffffffff, 0x0}, 0x0, @in6=@mcast1={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f00006d9000-0x4)=0xe8) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f000063d000-0x28)={@common='ip6_vti0\x00', r2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f00006dc000)=[{0x6, 0x0, 0x0, 0x0}]}, 0x10) sendto$inet(r1, &(0x7f0000fd0000)="", 0x0, 0x200007ff, &(0x7f0000deb000-0x10)={0x2, 0xffffffffffffffff, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2018/01/28 06:20:34 executing program 6: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/enforce\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getpeername$llc(r0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random=""/6, [0x0, 0x0]}, &(0x7f0000001000-0x4)=0x10) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) sendto$inet6(r1, &(0x7f0000adb000)="", 0x0, 0x0, &(0x7f0000809000)={0xa, 0x0, 0x0, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0xff, 0xff], @local={0xac, 0x14, 0xffffffffffffffff, 0xaa}}, 0x0}, 0x1c) r2 = socket$inet_dccp(0x2, 0x6, 0x0) ioctl$sock_inet_SIOCADDRT(r2, 0x890b, &(0x7f0000ecd000)={0x1, {0x2, 0x1, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x1, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x1, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x28, 0x4254, 0x400, 0x5, 0x200, 0x0, 0x200, 0x5, 0x80000000}) [ 49.236900] ffff8801bfb67a58 ffffffff81451b82 024000c2bfb67998 0000000041b58ab3 ffffffff84195325 [ 49.246600] Call Trace: [ 49.249184] [] dump_stack+0xc1/0x128 [ 49.254540] [] warn_alloc+0x212/0x240 [ 49.258186] SELinux: Invalid class 85 [ 49.263843] [] ? zone_watermark_ok_safe+0x280/0x280 [ 49.270496] [] ? avc_has_perm+0xb0/0x4f0 [ 49.276197] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 49.282686] [] __vmalloc_node_range+0x3f5/0x5f0 2018/01/28 06:20:34 executing program 7: mmap(&(0x7f0000000000/0xf12000)=nil, 0xf12000, 0x1000001, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000017000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = gettid() mmap(&(0x7f0000f12000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = syz_open_procfs(r0, &(0x7f0000f12000)="617474722f667363726561746500ea702b3c1029986b79daea889824f3921473467fa485ef59245366fcd2a0a6219dfc1a2768c56f5814f705069e8a3bff0fd0c6c6bc0eaa382122d039026120ff7e195143c0125657442721e77790609fa7afed1122d9db38ace4bfde28be09f66643281106f1997cafda") mmap(&(0x7f0000f13000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) rt_tgsigqueueinfo(r0, r0, 0x19, &(0x7f0000f13000)={0x3a, 0x6, 0x6, 0xffffffffffff8f13}) writev(r1, &(0x7f0000017000)=[{&(0x7f0000009000)='~', 0x1}], 0x1) mmap(&(0x7f0000f14000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f14000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f14000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f14000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f14000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f14000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f14000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f14000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f14000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendmmsg(r1, &(0x7f0000cb6000-0xf0)=[{{&(0x7f000063c000-0xc)=@nl=@proc={0x10, 0x0, 0x1, 0x80120000}, 0xc, &(0x7f00000c8000)=[{&(0x7f0000cb8000)="", 0x0}, {&(0x7f0000274000)="263f6694ddc499f7bd91d1379cfc2acda15a7511821e3199c68650b295a7c3492c03f7fc968fbdc7b4be8388323975fd04af3d06eb67b3c8eaa6303a7012c5ff096a80173259fe0a4239e6170b998d9cfe423a027da96e18be14f83632a7b7b26c8cf3098e7ee700468fd5fb606848d2391b69bdedc82599e767da3a83f4aa79ac49432c3acfbe4163de4e43108eec61782f1dbdfd03f055a3efc2d3464660da0e7c27c0b70adc74e3cfb1c3a55b570c0082417283cbda05c39c7795b898a5dbb0a26fcbde855a2872a2bd1ff615454640c2d637315dc8aa4efba54bafa638678375d56c50", 0xe5}], 0x2, &(0x7f0000d35000-0x488)=[{0xb8, 0x114, 0x6, "bfc6fb1122b3144bc628b7a3c75acbc485552f9ff6bfd7675d88f3a79e6696e348744f4bb8ee057c1a07ade11f4e89f14d3e812b1db758d9871d76f6954e1d8e7ffe6fba8af57187ac8cb8eec701663ef242b73ba6987ceaa93dd98c5e6c9411eedc76dd61290701b58edcac221e83c9fdf4a3756cc732612356bb0528a81cb0e7aa30c4499ce6b85ee5cb24f89bf14fce7e80876cea37d0a997c571eef0b91bdda6"}, {0xf0, 0x107, 0x8, "8ec15809d00fadfda1fbd7ae643488592a2c17bed5172f5190a7adfc072d7c0620b11fa45f8a1d7d8cce8e6368480d1d40c33f9803cc8e2583ecc9b5909207b9b6582c9e9dd9a693878877dc8e36cadae8f949ef60f4cc09be07784e1e34c0abbe3d0eaeca6760d37530880f71c6373d184337a4e83ce0d3779f386d3ed94c940ee36f122bbdaf49078c4c186b460436999b2d2fd0242ccffb031621902da22eadb035588d510d60fd94bb2814efe1febf93b82a497c0b2ca4eed1d0cf7d40213b312d08ab6e4714fd2531cf57e951bda53cb563c37af328026ef6aa4f"}, {0x90, 0x6, 0xffffffffffffff00, "d55bb56394092be402a418b924b1c1dcfdfccfb3014588214ab8261fdfebf376f1b382e5886b6c5b382f70c8e408e32f48b2891af12792e7a814170565ec2ab1f8f08035229739f4e8d6b98cc66457018078080fb18b3958108281fbe11ad13511d92b2dbfafc5b7ba4982418d9b7ad9cde951eb0b5e8b92f3d6bd"}, {0x40, 0x3b, 0xffffffff, "8918147167def58b0ed664bf1336031c9d9d5f168afaffc98ce47ead00af83c56cac1a602763fbf9aec4b49ce11c"}, {0x90, 0x11f, 0x4, "30f2ea7fe34f70fb549f73c175495be3dfb7b73bca83180e5ae972cb030c4c59c3771ba7b71f79a258f726361a793f397d38099f46968af3e4ef97ab80dbf6142045ef011f4db7d8e856f3a9be0282e86d515c0b9122f4e7cff5cb493ec7a63aa93f5fb21c3238959cfd4014fb78a6415e91aa89f0243524133d51cf16"}, {0xd0, 0x115, 0x3, "48caae89116956d54c5a1b322b44b7553913324f8fd22a0fcd81a07cf373ed2886d74c72f71bf81f5c979d3e860fc41991ee8b3c75b17b4e85746588b8a9b2abd5018136375c1666b2cba796e34e2e779e8fe56ac41a713eaccc3177c65c36a12ca5af7dec93427511b5ba66dcf20b49f307baea83708a53eb66bc056bd0585537b32a7a3d8c503eb2f09da9bdf2fe3a63b572e9f1fe58ccaa17f5cf7e0128004b3abcea6a3b798a330f0c2a8a2731a45f08402ec26692ab80816fa23a74c5"}, {0xb0, 0x1ff, 0x6, "b154a64529f5b6f13e792a96d74e501b9e4a4c3e63db2170380f9776b7e9609be34a3ae403e3123e3a2d48fd2baf4f50c6a588f99e0765533e0d3cbb63f722d80888112b28fc162a5f6c1eb96a5586ff35d05c7179ead50f4d8ba1dd11130ac1c6ac990c0772cbc363ab9edda8c704f876b6808cfe99d2ba85273a963fad064d31ccc1b710c22c332e28dc4c8949059c7fba07ba3d03e7e6eb3c2280"}], 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{&(0x7f000059a000)="b5d0e76246857cd1abcb2637885666f2c632054d1ba33a6c119b8a4feac2a85c1eac0d38164518b7bc40a627ec43cf2ef89adccb21eabed1ea3320f8a17c78151b4aec0a436b23bf2414aa6daf71a2c2d7ee999a999618985fd57310f75b4f1073c0bcbf08259f6fc6863c97b116799f15a961d9f8b64e1b204b230ce7c91ff11772c388ce35e8ae11e5d81efd36ad525eadf2c9fd70a194b9f62ec7543f1d31061d92d098a01a8e319714c6a6d877b35b17a095e249a83f642b241cf4a4f9d04aa3bcea8fc2f1c97088d59596cf3d9fbfaf30d91bad831f91", 0xd9}, {&(0x7f0000eaa000)="b8410ad872bc7524c06296028ae455a8ebcdecc0e0552ad16455b21242660b5c1964eeb6ec", 0x25}], 0x9, &(0x7f000045e000-0x12b8)=[{0x88, 0x6, 0x6, "b1033984fd0ce8468debeceafccb609e3ffa435a9564fc491638a5a27af2a1e565f139b5a966e339911a2caf217c586224d8e7a3761419f4e86fe1a53de7f5ab10afb986931d0bc2295bcb642f047d429a4021923a4f5cc858befe5be462be9fc9112b073ab2bcc73261971b6113a5d878a5690614b0bf"}, {0xe0, 0x115, 0x8, "c883cc8dd7c4f1f8e70331701a28ba554a2ddcf5560afc745ed458e5433983c08e195d02f8d764c08d59c9e6f0f148ecab4e4e5f2e4b20b8a94b4d29149ba0426bd4e44d77bef86ae03a355e6c13e9b1b942432cf8fd675bd4e9bda2fd36ef39fd52d226516c11e39b99f2410b264a9e5bb36b210bdc89dc058603c0c5a93036e1aa85070d410117f794723f893cb93133d2b6c717c504c598cd1ff7cf02746970572815a6cad586a13537fa7efaaa006d7a0d1266f3e25c9e47ec4181916e57de2da46deb07d951492b"}, {0x48, 0x13f, 0x87b, "5299e6d5ac332dc49e478a001a1d08f19ad4e5e2c9e848e0d9a90b028f8fb63ddec6c23676543a35a960c474a824400f388236eb43"}, {0x1010, 0x0, 0x800, "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{0xf8, 0x118, 0x0, "622448789fe1a78719cbf7b6802c91907eb9c31baa131bd7420bd54b026976d6faa130c76d341734eb1a6d7d1734183f067631e3075fb74f3efcfb69c57d10f0c0fe52aac3fc16965647536247b1d7b863ea6ae435005ad85098354721b7cc946996b2089d6fae27c406faf72b979129cdd91dd95bd89fc3d867beba78c154879901b5e273db022cd24f175d476089d45ae206e228210a678a13482f8f977467da0d8723e22145ffccfcad1f05a42f99545f7906c1ffe1f7d6627dcb985cbc0857285bbeec67baf58ef608f624a2c90380878cd7af2a72dba7605f6f4b9529a95b0430"}], 0x12b8, 0x4}, 0x1f}], 0x4, 0x800) mmap(&(0x7f0000f13000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) lsetxattr(&(0x7f00003ed000-0x8)='./file0\x00', &(0x7f0000934000)=@random={'security.', '%nodevwlan1vmnet1\x00'}, &(0x7f0000f14000-0x8)='selinux\x00', 0x8, 0x2) 2018/01/28 06:20:34 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x80002, 0x88) r1 = dup2(r0, r0) bind$inet6(r0, &(0x7f0000d86000-0x1c)={0xa, 0x3, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}, 0x1c) readv(r1, &(0x7f00007db000-0x70)=[{&(0x7f000001f000-0xe5)=""/229, 0xe5}], 0x1) r2 = socket$inet6(0xa, 0x802, 0x100000000000088) setsockopt$inet6_udp_int(r2, 0x11, 0xa, &(0x7f000073c000-0x4)=0xfffffffffffffffe, 0x4) getsockopt$netrom_NETROM_T1(r1, 0x103, 0x1, &(0x7f0000b5e000)=0x0, &(0x7f000048f000)=0x4) sendmsg$inet_sctp(r2, &(0x7f000095a000-0x38)={&(0x7f0000a34000)=@in={0x2, 0x3, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, &(0x7f0000f71000)=[{&(0x7f0000f70000-0x65)="470a3747e4d6c6dc7e519c8cfa37b13380c40d870100010000000000a6fa401ca8969a47542c8e2cb000000b0000000000dbf1eedf91d955a9e84c62af9fc4452b9c97c651", 0x45}], 0x1, 0x0, 0x0, 0x0}, 0x0) 2018/01/28 06:20:34 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$ashmem(0xffffffffffffff9c, &(0x7f000032c000)='/dev/ashmem\x00', 0x4000, 0x0) fchdir(r0) r1 = openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000397000-0x1d)='/selinux/avc/cache_threshold\x00', 0x2, 0x0) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(0xffffffffffffffff, 0x84, 0x70, &(0x7f00009df000-0x108)={0x0, @in6={{0xa, 0x2, 0x4, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x2}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0xbd, 0xff, 0x8, 0x7, 0x101, 0x14, 0x50, 0x8000, 0x2, 0x2, 0x3, 0x9, 0xfffffffffffffff9, 0x5, 0x2]}, &(0x7f00000b8000-0x4)=0x108) setsockopt$inet_sctp_SCTP_RESET_STREAMS(r1, 0x84, 0x77, &(0x7f0000373000-0xe)={r2, 0x8, 0x3, [0xfffffffffffffffe, 0x1, 0x3ff]}, 0xe) r3 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r3, &(0x7f00007ea000)={0x0, 0x0, &(0x7f0000da8000-0x10)={&(0x7f0000975000)={0x2, 0x18, 0x0, 0xb, 0x2000000000000512, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, []}, 0x10}, 0x1, 0x0, 0x0, 0x0}, 0x0) [ 49.288999] [] ? check_preemption_disabled+0x3b/0x200 [ 49.295835] [] ? task_has_security+0x130/0x270 [ 49.302062] [] vmalloc+0x5b/0x70 [ 49.307069] [] ? sel_write_load+0x130/0xfd0 [ 49.313034] [] sel_write_load+0x130/0xfd0 [ 49.318823] [] ? get_futex_key+0x1050/0x1050 [ 49.324875] [] ? sel_read_bool+0x250/0x250 [ 49.330752] [] ? do_futex+0x3f8/0x15c0 [ 49.336284] [] ? sel_read_bool+0x250/0x250 [ 49.342178] [] __vfs_write+0x103/0x680 [ 49.347714] [] ? do_iter_readv_writev+0x400/0x400 [ 49.354203] [] ? __might_sleep+0x95/0x1a0 [ 49.359995] [] ? __lock_is_held+0xa1/0xf0 [ 49.365779] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 49.372600] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 49.379164] [] ? __sb_start_write+0x14a/0x310 [ 49.385286] [] vfs_write+0x189/0x530 2018/01/28 06:20:34 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_int(r0, 0x107, 0x12, &(0x7f0000f15000)=0x1000000000, 0x4) r1 = memfd_create(&(0x7f000000e000-0x2)='\'\x00', 0x2) getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f00009b9000-0x14)={0x0, 0x0, 0xa431, 0x3, 0xfffffffffffffffe, 0x7}, &(0x7f0000c59000)=0x14) setsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r1, 0x84, 0x71, &(0x7f0000841000)={r2, 0xe4}, 0x8) r3 = socket$inet6(0xa, 0x1, 0x0) setsockopt$inet6_int(r3, 0x29, 0x46, &(0x7f0000f24000-0x4)=0x0, 0x4) ppoll(&(0x7f000061e000)=[{r3, 0x5, 0x0}, {r1, 0x8204, 0x0}], 0x2, &(0x7f00005de000-0x10)={0x0, 0x989680}, &(0x7f0000efc000-0x8)={0x9}, 0x8) sendto$inet6(r3, &(0x7f00007a9000-0x1)="", 0x0, 0xfffffefffffffffe, &(0x7f0000f63000-0x1c)={0xa, 0xffffffffffffffff, 0x0, @loopback={0x0, 0x1}, 0x0}, 0x1c) 2018/01/28 06:20:34 executing program 0: mmap(&(0x7f0000000000/0xf79000)=nil, 0xf79000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x2, 0xc) write(r0, &(0x7f00009ec000)="", 0x0) r1 = socket(0x10, 0x2, 0xc) write(r1, &(0x7f0000a6b000)="1f0000000104ff00fd4354c007110000f305010008000100010423dcffdf00", 0x1f) close(r0) mmap(&(0x7f0000f79000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000f79000)=0x0) [ 49.390625] [] SyS_pwrite64+0x13f/0x170 [ 49.396219] [] ? SyS_pread64+0x170/0x170 [ 49.401919] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 49.408744] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 49.415305] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 49.426708] Mem-Info: [ 49.429588] active_anon:54463 inactive_anon:42 isolated_anon:0 [ 49.429588] active_file:3537 inactive_file:8414 isolated_file:0 2018/01/28 06:20:34 executing program 0: mmap(&(0x7f0000000000/0x239000)=nil, 0x239000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_FIOGETOWN(0xffffffffffffff9c, 0x8903, &(0x7f0000146000)=0x0) r1 = syz_open_procfs(r0, &(0x7f0000064000)='attr/current\x00') write(r1, &(0x7f0000001000-0x3e)="", 0x0) sendfile(r1, r1, 0x0, 0x0) mmap(&(0x7f0000239000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$netrom_NETROM_N2(r1, 0x103, 0x3, &(0x7f0000239000)=0x101, &(0x7f00000e9000)=0x4) 2018/01/28 06:20:34 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendmsg$unix(0xffffffffffffffff, &(0x7f0000833000)={&(0x7f0000942000)=@abs={0x0, 0x0, 0xffffffffffffffff}, 0x8, &(0x7f0000452000-0x10)=[{&(0x7f0000007000)="002a932f01000000cf960802e02348f800000000001c0003f2", 0x19}], 0x1, &(0x7f00001fa000-0x20)=[], 0x0, 0x0}, 0x0) r0 = syz_open_dev$sg(&(0x7f00000c6000-0x9)='/dev/sg#\x00', 0x0, 0x0) getsockopt$inet6_dccp_int(r0, 0x21, 0xb, &(0x7f0000a32000)=0x0, &(0x7f0000982000-0x4)=0x4) ioctl$EVIOCSABS0(0xffffffffffffffff, 0x401845c0, &(0x7f0000007000)={0x0, 0x0, 0x533, 0x0, 0x0, 0x0}) ioctl(r0, 0x2285, &(0x7f0000007000)='S') 2018/01/28 06:20:34 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000058000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r0, 0x5452, &(0x7f0000009000-0x8)=0x1) openat$autofs(0xffffffffffffff9c, &(0x7f0000969000)='/dev/autofs\x00', 0x200200, 0x0) shutdown(r1, 0x2) 2018/01/28 06:20:34 executing program 0: mmap(&(0x7f0000000000/0xfd8000)=nil, 0xfd8000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x80002, 0x0) bind$inet6(r0, &(0x7f0000b08000)={0xa, 0x3, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}, 0x1c) r1 = socket$inet6(0xa, 0x8000000000000802, 0x0) r2 = dup3(r1, r1, 0x80000000080000) sendmsg$inet_sctp(r1, &(0x7f0000a29000)={&(0x7f0000686000-0x10)=@in={0x2, 0x3, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, &(0x7f0000fc6000-0x40)=[], 0x0, 0x0, 0x0, 0x0}, 0x8000) connect$inet(r2, &(0x7f000000b000)={0x2, 0x3, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) mmap(&(0x7f0000fd8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendto$inet6(r1, &(0x7f0000ebd000-0x5b)="", 0x0, 0x0, &(0x7f0000b49000)={0xa, 0x1, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0xbb}, 0x0}, 0x1c) [ 49.429588] unevictable:0 dirty:320 writeback:0 unstable:0 [ 49.429588] slab_reclaimable:5376 slab_unreclaimable:59640 [ 49.429588] mapped:24026 shmem:49 pagetables:690 bounce:0 [ 49.429588] free:1474803 free_pcp:400 free_cma:0 [ 49.435876] netlink: 3 bytes leftover after parsing attributes in process `syz-executor0'. [ 49.440195] netlink: 3 bytes leftover after parsing attributes in process `syz-executor0'. [ 49.480931] Node 0 active_anon:215780kB inactive_anon:168kB active_file:14148kB inactive_file:33656kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96156kB dirty:1280kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 75776kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 49.510970] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 49.540891] lowmem_reserve[]: 0 2908 6410 6410 [ 49.546089] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB [ 49.577024] lowmem_reserve[]: 0 0 3501 3501 [ 49.582004] Normal free:2914028kB min:36824kB low:46028kB high:55232kB active_anon:207400kB inactive_anon:168kB active_file:14148kB inactive_file:33656kB unevictable:0kB writepending:1284kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21536kB slab_unreclaimable:238380kB kernel_stack:5504kB pagetables:2556kB bounce:0kB free_pcp:1128kB local_pcp:404kB free_cma:0kB [ 49.616591] lowmem_reserve[]: 0 0 0 0 [ 49.620976] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 49.636234] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 49.653643] Normal: 313*4kB (UME) 114*8kB (UME) 147*16kB (UM) 62*32kB (UM) 57*64kB (UM) 14*128kB (UM) 5*256kB (UME) 8*512kB (ME) 1*1024kB (M) 4*2048kB (ME) 705*4096kB (M) = 2914212kB [ 49.672805] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 49.681378] 12001 total pagecache pages [ 49.685330] 0 pages in swap cache [ 49.688752] Swap cache stats: add 0, delete 0, find 0/0 [ 49.694101] Free swap = 0kB [ 49.697093] Total swap = 0kB [ 49.700079] 1965979 pages RAM [ 49.703216] 0 pages HighMem/MovableOnly [ 49.707167] 320509 pages reserved [ 49.710638] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 49.720754] CPU: 0 PID: 6330 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 49.728259] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.737582] ffff8801bbbef948 ffffffff81d943a9 1ffff1003777df2c ffff8801c5b39800 [ 49.745547] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801bbbefa58 [ 49.753517] ffffffff81451b82 024000c2bbbef998 0000000041b58ab3 ffffffff84195325 [ 49.761481] Call Trace: [ 49.764039] [] dump_stack+0xc1/0x128 [ 49.769371] [] warn_alloc+0x212/0x240 [ 49.775334] [] ? zone_watermark_ok_safe+0x280/0x280 [ 49.781978] [] ? avc_has_perm+0xb0/0x4f0 [ 49.787663] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 49.794123] [] __vmalloc_node_range+0x3f5/0x5f0 [ 49.800409] [] ? check_preemption_disabled+0x3b/0x200 [ 49.807218] [] ? task_has_security+0x130/0x270 [ 49.813420] [] vmalloc+0x5b/0x70 [ 49.818403] [] ? sel_write_load+0x130/0xfd0 [ 49.824348] [] sel_write_load+0x130/0xfd0 [ 49.830113] [] ? avc_has_extended_perms+0x3fc/0xf10 [ 49.836748] [] ? sel_read_bool+0x250/0x250 [ 49.842609] [] ? __lock_acquire+0x629/0x3640 [ 49.848632] [] ? sel_read_bool+0x250/0x250 [ 49.854482] [] __vfs_write+0x103/0x680 [ 49.859990] [] ? do_iter_readv_writev+0x400/0x400 [ 49.866455] [] ? __might_sleep+0x95/0x1a0 [ 49.872222] [] ? __lock_is_held+0xa1/0xf0 [ 49.877988] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 49.884793] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 49.891340] [] ? __sb_start_write+0x14a/0x310 [ 49.897450] [] vfs_write+0x189/0x530 [ 49.902780] [] SyS_pwrite64+0x13f/0x170 [ 49.908372] [] ? SyS_pread64+0x170/0x170 [ 49.914051] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 49.920860] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 49.927409] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 49.934876] Mem-Info: [ 49.937280] active_anon:51846 inactive_anon:42 isolated_anon:0 [ 49.937280] active_file:3537 inactive_file:8417 isolated_file:0 [ 49.937280] unevictable:0 dirty:328 writeback:0 unstable:0 [ 49.937280] slab_reclaimable:5384 slab_unreclaimable:59607 [ 49.937280] mapped:24005 shmem:49 pagetables:625 bounce:0 [ 49.937280] free:1477534 free_pcp:466 free_cma:0 [ 49.970585] Node 0 active_anon:207384kB inactive_anon:168kB active_file:14148kB inactive_file:33668kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96020kB dirty:1312kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 69632kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 49.999998] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 50.029311] lowmem_reserve[]: 0 2908 6410 6410 [ 50.034469] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB [ 50.065784] lowmem_reserve[]: 0 0 3501 3501 [ 50.070699] Normal free:2914228kB min:36824kB low:46028kB high:55232kB active_anon:207384kB inactive_anon:168kB active_file:14148kB inactive_file:33668kB unevictable:0kB writepending:1316kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21536kB slab_unreclaimable:238428kB kernel_stack:5408kB pagetables:2500kB bounce:0kB free_pcp:1100kB local_pcp:712kB free_cma:0kB [ 50.104610] lowmem_reserve[]: 0 0 0 0 [ 50.108958] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 50.124215] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 50.141376] Normal: 313*4kB (UME) 114*8kB (UME) 146*16kB (UM) 63*32kB (UM) 57*64kB (UM) 14*128kB (UM) 5*256kB (UME) 8*512kB (ME) 1*1024kB (M) 4*2048kB (ME) 705*4096kB (M) = 2914228kB [ 50.160452] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 50.168993] 12009 total pagecache pages [ 50.173123] 0 pages in swap cache [ 50.176556] Swap cache stats: add 0, delete 0, find 0/0 [ 50.181909] Free swap = 0kB [ 50.184902] Total swap = 0kB [ 50.187886] 1965979 pages RAM [ 50.191406] 0 pages HighMem/MovableOnly 2018/01/28 06:20:34 executing program 1: ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000e02000-0x4)=0x0) fcntl$getown(0xffffffffffffff9c, 0x9) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffff9c, 0x8904, &(0x7f0000001000-0x4)=0x0) r2 = getpgrp(r1) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ptrace$setsig(0x4203, r2, 0x0, &(0x7f0000000000)={0x22, 0x101, 0x1e, 0x5}) mmap(&(0x7f0000000000/0x9000)=nil, 0x9000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000004000-0x8)={0x0, 0x0}) ioctl$TIOCSPGRP(r3, 0x5410, &(0x7f0000008000-0x4)=r2) mmap(&(0x7f0000009000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000a000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_VERSION(r3, 0xc0406400, &(0x7f000000a000)={0x2, 0x7, 0xac9, 0xa4, &(0x7f000000a000-0xa4)=""/164, 0x41, &(0x7f000000a000-0x41)=""/65, 0x60, &(0x7f0000003000)=""/96}) r4 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000001000)={&(0x7f0000007000-0x118)={0x2, 0x6, 0x0, 0x0, 0x3, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, [@sadb_x_nat_t_port={0x1, 0x17, 0xffffffffffffffff, 0x0}]}, 0x18}, 0x1, 0x0, 0x0, 0x0}, 0x0) mmap(&(0x7f0000009000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000009000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) timer_create(0x6, &(0x7f0000009000)={0x0, 0x2e, 0x2, @tid=r0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f000000a000-0x4)=0x0) mmap(&(0x7f0000009000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) timer_settime(r5, 0x1, &(0x7f0000009000)={{0x77359400, 0x0}, {0x0, 0x1c9c380}}, &(0x7f0000007000-0x20)={{0x0, 0x0}, {0x0, 0x0}}) 2018/01/28 06:20:34 executing program 2: mmap(&(0x7f0000000000/0x1f000)=nil, 0x1f000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socket$netlink(0x10, 0x3, 0x0) 2018/01/28 06:20:34 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndseq(&(0x7f0000b8f000)='/dev/snd/seq\x00', 0x0, 0xffffffffffffffff) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r0, 0xc0a85352, &(0x7f00006e8000-0xb0)={{0x80, 0x0}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) 2018/01/28 06:20:34 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000107000-0x8)='./file0\x00', 0x18442, 0x0) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(r0, 0xc00c642d, &(0x7f0000d4c000)={0x0, 0x80000, r0}) ioctl$sock_inet_tcp_SIOCATMARK(r0, 0x8905, &(0x7f000094d000)=0x0) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(r0, 0xc00c642e, &(0x7f0000278000)={r1, 0x80000, r0}) write$sndseq(r0, &(0x7f0000c55000)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @quote={{0x0, 0x0}, 0x0, &(0x7f0000cbb000)={0x0, 0x0, 0x0, 0x0, @time={0x77359400, 0x0}, {0x0, 0x0}, {0x0, 0x0}, @control={0x0, 0x0, 0x0}}}}], 0x30) 2018/01/28 06:20:34 executing program 6: mmap(&(0x7f0000000000/0xfea000)=nil, 0xfea000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003e0000)='/dev/ptmx\x00', 0x8100, 0x0) ioctl$TIOCSLCKTRMIOS(r0, 0x5457, &(0x7f0000fea000-0x24)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) recvfrom$ipx(0xffffffffffffffff, &(0x7f0000fea000-0x6e)=""/110, 0x6e, 0x0, &(0x7f0000fe9000)={0x4, 0x95b, 0x2, "21cf86ed2c97", 0x3, 0x0}, 0x10) ioctl$int_in(r0, 0x541f, &(0x7f0000fe9000-0x8)=0x0) mmap(&(0x7f0000fea000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) preadv(r0, &(0x7f0000ba6000-0x40)=[{&(0x7f0000973000-0xef)=""/239, 0xef}, {&(0x7f0000feb000-0x34)=""/52, 0x34}, {&(0x7f00003c4000)=""/133, 0x85}, {&(0x7f0000653000)=""/141, 0x8d}], 0x4, 0x0) 2018/01/28 06:20:34 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x2, &(0x7f0000ed4000)=0x7b, 0x4) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000d26000)={0x1, &(0x7f0000818000)=[{0x6, 0x0, 0x0, 0x100}]}, 0x10) sendto$inet(r0, &(0x7f0000fd0000)="", 0x0, 0x200007ff, &(0x7f0000deb000-0x10)={0x2, 0x3, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f0000d7d000-0x35)="a2", 0x1, 0x0, &(0x7f0000894000-0x10)={0x2, 0xffffffffffffffff, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f000067b000-0x4)=0x3, 0x4) sendmmsg(r0, &(0x7f00003b0000-0x78)=[{{&(0x7f0000205000-0x10)=@un=@abs={0x0, 0x0, 0xffffffffffffffff}, 0x8, &(0x7f0000e29000-0xa0)=[{&(0x7f0000ef2000)="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", 0x646}], 0x1, 0x0, 0x0, 0x0}, 0x0}], 0x1, 0x0) socketpair$inet6_sctp(0xa, 0x5, 0x84, &(0x7f0000cf9000)={0x0, 0x0}) 2018/01/28 06:20:34 executing program 5: r0 = gettid() sched_setattr(r0, &(0x7f0000cb1000)={0x30, 0x0, 0x1, 0x68, 0xffffffff, 0x9, 0x3, 0x7fffffff}, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_netdev_private(0xffffffffffffffff, 0x0, &(0x7f00004eb000)="") r1 = socket$inet(0x2, 0x1, 0x0) r2 = syz_open_dev$tun(&(0x7f0000520000-0xd)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000a5b000-0x28)={@common='gre0\x00', @ifru_names=@generic="4f54000cc0a1ed4f3a0a1fdc222073b5"}) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000630000-0x20)={@common='gre0\x00', @ifru_flags=0x301}) dup3(r1, r2, 0x80000) rt_sigtimedwait(&(0x7f0000704000-0x8)={0x0}, &(0x7f00000f4000-0x10)={0x0, 0x0, 0x0, 0x0}, &(0x7f0000a2e000)={0x0, 0x8000000}, 0x8) mount(&(0x7f00000f3000-0x8)='./file0\x00', &(0x7f0000c58000-0x8)='./file0\x00', &(0x7f0000f20000)='hugetlbfs\x00', 0x0, 0x0) 2018/01/28 06:20:34 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) r1 = openat$pktcdvd(0xffffffffffffff9c, &(0x7f0000bf8000-0x15)='/dev/pktcdvd/control\x00', 0x4000000010242, 0x0) setsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, &(0x7f0000931000)=0x5, 0x4) getsockopt$inet_mreqn(r1, 0x0, 0x20, &(0x7f000010b000-0xc)={@multicast1=0x0, @loopback=0x0, 0x0}, &(0x7f000072b000-0x4)=0xc) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:34 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$inet_tcp_int(r0, 0x6, 0x13, &(0x7f0000809000)=0x0, &(0x7f0000b20000-0x4)=0x4) getsockopt$inet_tcp_int(r0, 0x6, 0x1, &(0x7f0000efb000)=0x0, &(0x7f00008e3000-0x4)=0x4) socket(0x3, 0x0, 0x63c) 2018/01/28 06:20:35 executing program 0: mmap(&(0x7f0000000000/0x2d000)=nil, 0x2d000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f000002d000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f000002e000-0x8)={0xffffffffffffffff, 0xffffffffffffffff}) recvmmsg(r0, &(0x7f0000002000-0xb4)=[{{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f000001a000-0x4e)=""/78, 0x4e}], 0x1, &(0x7f000002d000-0x7)=""/7, 0x7, 0x0}, 0x0}, {{&(0x7f0000003000-0x58)=@alg={0x0, ""/14, 0x0, 0x0, ""/64}, 0x58, &(0x7f000001c000)=[], 0x0, &(0x7f0000030000-0x57)=""/87, 0x57, 0x0}, 0x0}], 0x2, 0x10000, 0x0) r2 = openat$selinux_avc_hash_stats(0xffffffffffffff9c, &(0x7f0000011000-0x18)='/selinux/avc/hash_stats\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r2, 0x84, 0x7, &(0x7f000000b000)={0x9}, 0x4) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendto(r1, &(0x7f0000018000)="f8", 0x1, 0x0, 0x0, 0x0) 2018/01/28 06:20:35 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000c7e000)={0xffffffffffffffff, 0xffffffffffffffff}) bind$unix(r0, &(0x7f0000f5c000-0x8)=@abs={0x1, 0x0, 0x0}, 0x8) pipe2(&(0x7f0000167000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4800) getpeername$inet(r2, &(0x7f000055b000)={0x0, 0xffffffffffffffff, @remote={0x0, 0x0, 0xffffffffffffffff, 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000617000-0x4)=0x10) socketpair$inet_sctp(0x2, 0x5, 0x84, &(0x7f0000fa5000-0x8)={0x0, 0x0}) r3 = dup2(r1, r2) getpeername$netlink(r2, &(0x7f0000eff000)={0x0, 0x0, 0x0, 0x0}, &(0x7f0000455000-0x4)=0xc) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f00004f0000)={0x2d67, 0x2, 0x3000}, 0x4) [ 50.195351] 320509 pages reserved [ 50.215906] tty_warn_deprecated_flags: 'syz-executor6' is using deprecated serial flags (with no effect): 00008700 [ 50.227959] device gre0 entered promiscuous mode 2018/01/28 06:20:35 executing program 4: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0x924, 0x20000) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(0xffffffffffffff9c, 0x84, 0x13, &(0x7f0000fd9000)={0x0, 0x7f}, &(0x7f0000973000)=0x8) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r1, 0x84, 0x6, &(0x7f0000be7000)={r2, @in6={{0xa, 0x1, 0x6, @dev={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x10}, 0x100000000}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, &(0x7f000056d000-0x4)=0x8c) r3 = socket$inet6_icmp(0xa, 0x2, 0x3a) ioctl$void(r3, 0xc0045c77) fsetxattr(r0, &(0x7f0000c1b000)=@random={'os2.', '-mime_typewlan1-\x00'}, &(0x7f0000d04000)=')selinuxtrustedvboxnet0em0vmnet0({vmnet0posix_acl_access+\x00', 0x3a, 0x3) r4 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r4, &(0x7f0000cf4000)="", 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r0, 0x80045400, &(0x7f0000006000-0x4)=0x0) accept(r0, &(0x7f0000d1f000-0x60)=@nfc_llcp={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/63, 0x0}, &(0x7f0000a16000)=0x60) ioctl$TIOCLINUX2(r0, 0x541c, &(0x7f0000cc8000)={0x2, 0x82, 0xf742, 0x40004000000, 0xffffffffffffffff, 0x180000}) [ 50.231932] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 50.231943] CPU: 1 PID: 6360 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 50.231950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.231964] ffff8801c57ef948 ffffffff81d943a9 1ffff10038afdf2c ffff8801bfe6e000 [ 50.231981] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c57efa58 [ 50.231994] ffffffff81451b82 024000c2c57ef998 0000000041b58ab3 ffffffff84195325 [ 50.231996] Call Trace: [ 50.232010] [] dump_stack+0xc1/0x128 [ 50.232021] [] warn_alloc+0x212/0x240 [ 50.232032] [] ? zone_watermark_ok_safe+0x280/0x280 [ 50.232046] [] ? avc_has_perm+0xb0/0x4f0 [ 50.232060] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 50.232070] [] __vmalloc_node_range+0x3f5/0x5f0 [ 50.232081] [] ? check_preemption_disabled+0x3b/0x200 [ 50.232089] [] ? task_has_security+0x130/0x270 [ 50.232097] [] vmalloc+0x5b/0x70 [ 50.232104] [] ? sel_write_load+0x130/0xfd0 [ 50.232111] [] sel_write_load+0x130/0xfd0 [ 50.232118] [] ? get_futex_key+0x1050/0x1050 [ 50.232125] [] ? sel_read_bool+0x250/0x250 [ 50.232132] [] ? do_futex+0x3f8/0x15c0 [ 50.232140] [] ? sel_read_bool+0x250/0x250 [ 50.232149] [] __vfs_write+0x103/0x680 [ 50.232157] [] ? do_iter_readv_writev+0x400/0x400 [ 50.232173] [] ? __might_sleep+0x95/0x1a0 [ 50.232183] [] ? __lock_is_held+0xa1/0xf0 [ 50.232193] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 50.232200] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 50.232207] [] ? __sb_start_write+0x14a/0x310 [ 50.232215] [] vfs_write+0x189/0x530 [ 50.232224] [] SyS_pwrite64+0x13f/0x170 [ 50.232232] [] ? SyS_pread64+0x170/0x170 [ 50.232241] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 50.232248] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 50.232257] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 50.232497] Mem-Info: [ 50.232519] active_anon:60204 inactive_anon:42 isolated_anon:0 [ 50.232519] active_file:3537 inactive_file:8419 isolated_file:0 [ 50.232519] unevictable:0 dirty:331 writeback:0 unstable:0 [ 50.232519] slab_reclaimable:5384 slab_unreclaimable:59694 [ 50.232519] mapped:24042 shmem:49 pagetables:723 bounce:0 [ 50.232519] free:1468927 free_pcp:276 free_cma:0 [ 50.232539] Node 0 active_anon:240816kB inactive_anon:168kB active_file:14148kB inactive_file:33676kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96168kB dirty:1324kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 69632kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 50.232560] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 50.232593] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 50.232623] Normal free:2879800kB min:36824kB low:46028kB high:55232kB active_anon:240816kB inactive_anon:168kB active_file:14148kB inactive_file:33676kB unevictable:0kB writepending:1324kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21536kB slab_unreclaimable:238776kB kernel_stack:6016kB pagetables:2892kB bounce:0kB free_pcp:344kB local_pcp:228kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 50.232673] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 232*4kB (UME) 67*8kB (UME) 142*16kB (UM) 37*32kB (UME) 58*64kB (UME) 15*128kB (UME) 4*256kB (UM) 8*512kB (ME) 1*1024kB (M) 2*2048kB (ME) 698*4096kB (M) = 2879800kB [ 50.232772] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 50.232775] 12010 total pagecache pages [ 50.232779] 0 pages in swap cache [ 50.232783] Swap cache stats: add 0, delete 0, find 0/0 [ 50.232785] Free swap = 0kB 2018/01/28 06:20:35 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$sock_int(0xffffffffffffffff, 0x1, 0x26, &(0x7f000046c000-0x3)=0x0, &(0x7f000016c000-0x4)=0x4) 2018/01/28 06:20:35 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_open_dev$binder(&(0x7f0000cde000)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000105000-0x10)={0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) connect$inet(r0, &(0x7f0000987000)={0x2, 0x3, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) r1 = socket(0x18, 0x0, 0x4) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f00001d2000)=0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000169000)=@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x10) connect(r1, &(0x7f0000000000)=@l2={0x1f, 0x0, {0x0, 0x0, 0x14, 0x0, 0x0, 0x0}, 0x0, 0x0}, 0xe) 2018/01/28 06:20:35 executing program 4: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) inotify_init1(0x800) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept$packet(0xffffffffffffffff, &(0x7f0000001000-0x14)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, [0x0, 0x0]}, &(0x7f0000000000)=0x14) fstatfs(r0, &(0x7f0000805000)=""/4096) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) r2 = openat$pktcdvd(0xffffffffffffff9c, &(0x7f00004fb000-0x15)='/dev/pktcdvd/control\x00', 0x20000, 0x0) clock_gettime(0x0, &(0x7f000002b000-0x10)={0x0, 0x0}) write$evdev(r2, &(0x7f0000b6f000-0x30)=[{{0x77359400, 0x0}, 0x1, 0xedd9, 0x4}, {{r3, r4/1000+10000}, 0x4, 0x0, 0x5}], 0x30) pwrite64(r1, &(0x7f0000cf4000)="", 0x0, 0x0) socket$netlink(0x10, 0x3, 0x2) writev(r0, &(0x7f0000f03000)=[{&(0x7f00007db000)="7d2ba480bfe57cc8ec4bfcb2836bd64dffbe6c1fe2d3afb72002b6fdcd762997ff9ca57050f1d3efa6283c6fbf98063515a0337d9ea83ce8fe664989397ebf7e3b44c544c515a8b197059f2f49c9f815c2463b52d0bcb0845367b2d9c88835e81dcdaf1abab632d32774f3f1459e76d23f3e6aa2d3ee9e623b101e92bbe5eb48c704eb09aeea1ea73da9888f2db1a4e0ca0132d5b40938bb90c1c910913d89dc05b2a7ce479967dfec8dcc345b8d3da26fa7623d6a810fbe393b8e2001b59e448cfcc39f65c173d94cff858d3e56fa02cc7bb968cd4e", 0xd6}, {&(0x7f0000199000-0xf7)="eedd042bcceb9e5e0ba958565c132fedbe249ededfe1064423bcf3ca92ab5b28228f9cdd846812c08e4be56f5448769319fe4ffd1dd8bcc0765860fb8f69cadd17ac9c073b2e60196a941a5ba0da8dfacffaafec84ea5243a8a2196b4ba4b1b335e8bce5923f28b12ac71964056b41b81867da14bbb23547d9c35fe2e5d13d18932dab8ea6e92c88f9932a31fb28187f8e88a0aceb56520cc41680162a7b40e9b5a54129de0424ec8bb1556a1ffe2ef0eb8aa1f8572bf60a37ece290c3066a2271ef07425649a773cba01bce01597da747683a79db4d6b1d5430407b618ef68cab6f56a48bf1995dd8569b5a2546495b6de2be9ed96342", 0xf7}, {&(0x7f000051c000)="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", 0x1000}, {&(0x7f00002b4000-0x43)="74a2825921d5b5da1d9fd0d9c8114ec56541c0ff24df20f790a5e4140c590df450be8328d58c9b058f5080fdf49e4ccc18d5ee0266175ca7d319fdcba45505202cc631", 0x43}], 0x4) 2018/01/28 06:20:35 executing program 3: mmap(&(0x7f0000000000/0xd99000)=nil, 0xd99000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000d9a000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000d9b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000d99000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) syz_open_dev$tun(&(0x7f0000d99000)='/dev/net/tun\x00', 0x0, 0x107000) r0 = memfd_create(&(0x7f0000650000)='/dev/net/tun\x00', 0x1) setsockopt$ax25_int(r0, 0x101, 0xaafe25842704cab, &(0x7f0000afe000)=0x2, 0x4) mmap(&(0x7f0000d99000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000d99000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept4$ax25(0xffffffffffffff9c, &(0x7f0000d9a000-0x10)={0x0, {""/7}, 0x0}, &(0x7f0000d99000)=0x10, 0x80800) mmap(&(0x7f0000d99000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000d9a000-0xa)='/dev/ptmx\x00', 0x20980, 0x0) socketpair$packet(0x11, 0x3, 0x300, &(0x7f0000b1f000-0x8)={0x0, 0x0}) r2 = epoll_create1(0x80000) r3 = dup3(r1, r2, 0x80000) getpeername$ipx(r3, &(0x7f0000d2e000-0x10)={0x0, 0x0, 0x0, ""/6, 0x0, 0x0}, &(0x7f0000cb6000)=0x10) mmap(&(0x7f0000d9c000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000d9d000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000d9e000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000d9d000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) openat$selinux_access(0xffffffffffffff9c, &(0x7f000012b000-0x10)='/selinux/access\x00', 0x2, 0x0) mmap(&(0x7f0000d9c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) 2018/01/28 06:20:35 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000511000)='/selinux/avc/cache_threshold\x00', 0x2, 0x0) getsockopt$inet_dccp_buf(r0, 0x21, 0xe, &(0x7f0000168000)=""/196, &(0x7f00001bf000)=0xc4) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000c5d000)='/dev/sequencer\x00', 0x48005, 0x0) getrusage(0xffffffffffffffff, &(0x7f000008e000-0x90)={{0x0, 0x0}, {0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) write$sndseq(r1, &(0x7f000071f000)=[], 0x0) r2 = getpgrp(0xffffffffffffffff) sched_setaffinity(r2, 0x8, &(0x7f0000fe1000-0x8)=0xfffffffffffffffa) unshare(0x100) mq_getsetattr(r1, &(0x7f00009db000-0x40)={0x4, 0x1, 0xffffffffffffffff, 0x4, 0x8000, 0x40, 0x10001, 0x1f}, &(0x7f00003d5000-0x40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) 2018/01/28 06:20:35 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = getpgid(0xffffffffffffffff) r1 = getpid() r2 = syz_open_procfs(r1, &(0x7f00006f1000)="6d6f7d6e74730077023b7826f7d2bc930000000000000007b971") pread64(r2, &(0x7f0000520000)=""/0, 0x0, 0x20000000800) syz_open_procfs(r0, &(0x7f0000d98000)='wchan\x00') 2018/01/28 06:20:35 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair(0xa, 0xf, 0x7ff, &(0x7f00006d9000-0x8)={0x0, 0x0}) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffff9c, 0x84, 0x22, &(0x7f00004ef000)={0x1, 0x200, 0x10000, 0x7f, 0x0}, &(0x7f000004b000)=0x10) setsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000757000)={r1, @in={{0x2, 0x3, @rand_addr=0xf8, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x8c) r2 = socket$inet_tcp(0x2, 0x1, 0x0) pipe(&(0x7f000037c000-0x8)={0x0, 0x0}) ioctl$TIOCNXCL(r0, 0x540d) connect$vsock_stream(r3, &(0x7f0000a27000-0x10)={0x28, 0x0, 0x2711, @my=0x1, 0x0}, 0x10) ioctl$sock_inet_SIOCADDRT(r2, 0x890b, &(0x7f0000071000-0x78)={0x0, {0x2, 0xffffffffffffffff, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0xffffffffffffffff, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x2, 0x0, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x329, 0x0, 0x0, 0x0, 0x0, &(0x7f0000a2a000)=@syzn={0x73, 0x79, 0x7a, 0xffffffffffffffff, 0x0}, 0x0, 0x0, 0x0}) setsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r3, 0x84, 0x7, &(0x7f0000518000)={0x3}, 0x4) prctl$getreaper(0x3f, &(0x7f0000b97000)=0x0) 2018/01/28 06:20:35 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair(0x1, 0x0, 0x6, &(0x7f00005a7000-0x8)={0x0, 0x0}) ioctl$ASHMEM_GET_PROT_MASK(r0, 0x7706, &(0x7f0000535000-0x8)={0x0, 0x0}) r1 = socket(0x10, 0x2, 0x0) sendmsg$nl_route(r1, &(0x7f0000504000)={&(0x7f0000ba3000-0xc)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000435000-0x10)={&(0x7f0000981000-0x58)=@newlink={0x3c, 0x10, 0x9, 0xffffffffffffffff, 0xffffffffffffffff, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, [@IFLA_IFNAME={0x14, 0x3, @syzn={0x73, 0x79, 0x7a, 0x0, 0x0}}, @IFLA_VFINFO_LIST={0x8, 0x16, [{0x4, 0x1, []}]}]}, 0x3c}, 0x1, 0x0, 0x0, 0x0}, 0x0) [ 50.232787] Total swap = 0kB [ 50.232789] 1965979 pages RAM [ 50.232792] 0 pages HighMem/MovableOnly [ 50.232794] 320509 pages reserved [ 50.270700] tty_warn_deprecated_flags: 'syz-executor6' is using deprecated serial flags (with no effect): 00008700 2018/01/28 06:20:35 executing program 6: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_avc_hash_stats(0xffffffffffffff9c, &(0x7f0000001000-0x18)='/selinux/avc/hash_stats\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(0xffffffffffffff9c, 0x84, 0x9, &(0x7f00005ac000)={0x0, @in={{0x2, 0x0, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0xfffffffeffffffff, 0xfc, 0x8, 0x7, 0x1}, &(0x7f0000870000)=0xa0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000519000)={r1, 0x4f, "74f187a18b200f6c03016dbcf36e1625e67e018ad170fc807c9ea883ea745a03fb05176d1b5edc1c36d5a1cf147104026cd4bcb16001ee2db303d7836aaa2306411ce6eacf2ebe1cc6eef3339e9df0"}, &(0x7f0000001000-0x4)=0x57) mmap(&(0x7f0000000000/0x11000)=nil, 0x11000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$loop(&(0x7f0000007000)='/dev/loop#\x00', 0x0, 0x0) r3 = open$dir(&(0x7f000000c000-0x8)='./file0\x00', 0x806c0, 0x1bd) openat(r3, &(0x7f000000a000)='./file0\x00', 0x101000, 0x9a) ioctl(r2, 0x4400000000001274, &(0x7f0000010000)="") 2018/01/28 06:20:35 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000aa1000)='/dev/ptmx\x00', 0x882001, 0x0) write(r0, &(0x7f000030b000-0x62)="2f7f4be2b36c5526a5534195cbffffffffffff0917fff1ed8f549f1b496490f3f2afa9fd016f97ea68e0ff360fd55801f986ce867fff0900000000000000000000097f39147a2c89311b32b0f6687ef5f00d0558fc81901464d8ff1dbf13", 0x5e) ioctl$TCSETA(r0, 0x5402, &(0x7f0000c24000-0x14)={0xd2a1, 0x0, 0xfffffffffffffffb, 0x0, 0x0, 0xffffffffffffffff, 0xccbe, 0x3f, 0x0, 0x0}) pipe2(&(0x7f0000dba000)={0x0, 0x0}, 0x426a30879c4f4b04) getsockname(0xffffffffffffff9c, &(0x7f000094b000)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @link_local={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, [0x0, 0x0]}, &(0x7f0000027000)=0x14) connect$packet(r1, &(0x7f0000aab000)={0x11, 0xff, r2, 0x1, 0xff, 0x6, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0]}, 0x14) r3 = openat$rtc(0xffffffffffffff9c, &(0x7f0000f02000-0x9)='/dev/rtc\x00', 0x20100, 0x0) ioctl$PPPIOCGL2TPSTATS(r3, 0x80487436, &(0x7f0000b6f000-0x5d)="0e503378e941f39573dfd19b91b267ec68100c04696d84a25abe23046297bc794f183b3bb903a460c3a9fd3dfd0f8d933fc43d81158914322192b51bf79a9c2f0c0eba07f81710b72cd67db7df993ca03424e653bd2f4788b451406961") 2018/01/28 06:20:35 executing program 5: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f00007ec000)='/dev/ppp\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = open$dir(&(0x7f0000001000-0x8)='./file0\x00', 0x20000, 0x10) linkat(r0, &(0x7f0000c3a000)='./file0\x00', r1, &(0x7f0000a02000)='./file0\x00', 0x400) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) creat(&(0x7f0000608000-0x8)='./file0\x00', 0x0) munlock(&(0x7f00007ff000/0x5000)=nil, 0x5000) mount(&(0x7f0000b85000-0x3)='./file0\x00', &(0x7f00000b0000-0x8)='./file0\x00', &(0x7f0000756000)='tmpfs\x00', 0x100000000, &(0x7f0000964000)="b7f47dd7dbce2eabaf7bb71dcace72ca53742d25a8a4a310eabd7226edc9846c41c329f2e8acb7c413605f25ebcf37c5b72fe29c2dc180823b4d7bf4a5bd75fb05683162c087944ada3fc9a92c") 2018/01/28 06:20:35 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = getpid() clone(0x200, &(0x7f00007e5000-0x2)="", &(0x7f0000744000)=0x0, &(0x7f0000743000-0x4)=0x0, &(0x7f0000a11000)="") mknod(&(0x7f00001c2000)='./file0\x00', 0x1040, 0x0) execve(&(0x7f0000f8b000-0x8)='./file0\x00', &(0x7f0000a7c000-0x38)=[], &(0x7f00006fd000-0x10)=[]) process_vm_readv(r0, &(0x7f000048e000-0x8)=[{&(0x7f000064a000)=""/119, 0x77}], 0x1, &(0x7f0000dfe000-0x10)=[{&(0x7f00001a1000)=""/20, 0x14}], 0x1, 0x0) mmap(&(0x7f0000000000/0xfea000)=nil, 0xfea000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f000064e000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f00005ec000-0x8)=0x3f) fcntl$setsig(r1, 0xa, 0x12) fcntl$setownex(r1, 0xf, &(0x7f0000704000)={0x0, r0}) recvmsg(r2, &(0x7f000095d000-0x38)={&(0x7f0000894000-0x8)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0xffffffffffffffb8, &(0x7f00000a5000-0x50)=[], 0x0, &(0x7f0000b30000)=""/0, 0x0, 0x0}, 0x0) dup2(r1, r2) tkill(r0, 0x15) 2018/01/28 06:20:35 executing program 1: r0 = gettid() exit(0x0) tkill(r0, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$selinux_avc_cache_stats(0xffffffffffffff9c, &(0x7f0000001000-0x19)='/selinux/avc/cache_stats\x00', 0x0, 0x0) ioctl$EVIOCGID(r1, 0x80084502, &(0x7f000005e000-0xaa)=""/170) [ 50.800289] warn_alloc: 2 callbacks suppressed [ 50.800339] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 50.827228] CPU: 0 PID: 6410 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 50.834764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.844105] ffff8801c4847948 ffffffff81d943a9 1ffff10038908f2c ffff8801c50f3000 [ 50.852149] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c4847a58 [ 50.860205] ffffffff81451b82 024000c2c4847998 0000000041b58ab3 ffffffff84195325 [ 50.868226] Call Trace: [ 50.870793] [] dump_stack+0xc1/0x128 [ 50.876131] [] warn_alloc+0x212/0x240 [ 50.881554] [] ? zone_watermark_ok_safe+0x280/0x280 [ 50.888192] [] ? avc_has_perm+0xb0/0x4f0 [ 50.893875] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 50.900336] [] __vmalloc_node_range+0x3f5/0x5f0 [ 50.906626] [] ? check_preemption_disabled+0x3b/0x200 [ 50.913437] [] ? task_has_security+0x130/0x270 [ 50.919643] [] vmalloc+0x5b/0x70 [ 50.924629] [] ? sel_write_load+0x130/0xfd0 [ 50.930572] [] sel_write_load+0x130/0xfd0 [ 50.936340] [] ? get_futex_key+0x1050/0x1050 [ 50.942369] [] ? sel_read_bool+0x250/0x250 [ 50.948224] [] ? do_futex+0x3f8/0x15c0 [ 50.953730] [] ? sel_read_bool+0x250/0x250 [ 50.959587] [] __vfs_write+0x103/0x680 [ 50.965097] [] ? do_iter_readv_writev+0x400/0x400 [ 50.971559] [] ? __might_sleep+0x95/0x1a0 [ 50.977326] [] ? __lock_is_held+0xa1/0xf0 [ 50.983093] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 50.989903] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 2018/01/28 06:20:35 executing program 2: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000002000-0x8)='./file0\x00', 0x545300, 0x100) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000038000)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$TCSETSF(r1, 0xc074510c, &(0x7f0000124000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe}) r2 = accept4$ax25(0xffffffffffffffff, &(0x7f0000001000)={0x0, {""/7}, 0x0}, &(0x7f0000002000-0x4)=0x10, 0x80000) dup3(r0, r2, 0x80000) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$evdev(&(0x7f0000000000)='/dev/input/event#\x00', 0x80e, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$EVIOCSREP(r3, 0x40084503, &(0x7f0000002000-0x7)=[0x0, 0x0]) 2018/01/28 06:20:35 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000578000)='./file0\x00', 0x0) r0 = openat$selinux_avc_cache_stats(0xffffffffffffff9c, &(0x7f0000880000-0x19)='/selinux/avc/cache_stats\x00', 0x0, 0x0) sendmsg$netrom(r0, &(0x7f0000bbf000-0x38)={&(0x7f00008ec000)=@full={{0x3, {"470a090e53ad82"}, 0x2dacd4bd}, [{"ac1e96fc0c0661"}, {"047678ada78578"}, {"17d48b60843060"}, {"5f396e92eb9503"}, {"fc022b3e0423d2"}, {"27e82df07bd0ec"}, {"e1eeffb222a396"}, {"3b92bf34e9cebb"}]}, 0x48, &(0x7f000083a000)=[{&(0x7f00002fa000-0xbf)="b417a8565e7fc477058e7c6958e0aaf1df9a148f4ee60638f336f0f8139dbe5c0d278c2de3752ef472db4a45031139a021f880ec281055e2550e7f6e9e418e5510efb870a644316b0d10fb42ec64fefa761146589b5cf100c77f5b6393caf6bd1f225af3a9a82a079352d27f312cc61be977aa99e9bf918cb2b490fca33ba172bbbaf656ee0c3c60aba344733845395fcccdcea85d3826349223380003679e669e92706af0cef6db15594ab3aa2aa2be2d563d754741bcc6823dcf94f9588e", 0xbf}, {&(0x7f0000b16000-0x56)="93d5db74fe19950d50ba5dcb559463f1bedacdc0e45d3fb7d0054c01e53fb7039772d06068a588ff2da9fe0067cf1dd8a1f503a295bcb8047dab8d7cfcf5c529aa370fc9aebb46aa2c3ecbbc10592a4e522cda48dfb1", 0x56}], 0x2, &(0x7f00007ea000-0x1350)=[{0x1010, 0x11f, 0xe9, "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"}, {0x3, 0x0, 0x2, "e023e48647f6c44d3f103888a378f54231114e933ba034ebc3f914b848f5c75c5c8a8e18785e9e68d4836246855c1d9a841e"}, {0x50, 0x18e, 0x10001, "bdf0a367ad3828c5e9a9a27b6a453a3b7af6bb3741d43218715634f277f54317516d02eccbe8ab2978305d1f1a1c4ccfe93b8f21d9c063ef06c64c1165"}, {0xc8, 0x102, 0x7, "aa1510a6ea3bc7404e8fcfe0dad586fe5292d42240543291c00418edad9a45479b2173c3d8780fc15ab8d186c51d0c55fb7b930d3f1e8756ef24e032833a7388a2788b01dc5b6930f48efbbe6b7b92ef53e6764f3fe890530f3e7c09da61c5de8f48ef31b52ca088a2870a132d3a11c33a1ec8e33650e9377e8d4ac85148340875906dc44d278ce64660cfde53057aabf9d0f4d149de19a64551d1c65b5d512628e6f9334de629daea7df0e1e70a9b012616"}, {0xf0, 0x0, 0x7, "49d41a48321bae2736078ffafdf9d78b0abecb5d37c3dee75e5db54102a8591b1d5bf630cc40e6e1efab7c1d31870f2a872dd66ec96aa47292b11b6aaec44eba8f2f49d7efd9323934e853d4bddf3bc5cc0f0ca479272e93f22729f5135cbdcd0dad4e5268e6d860e332605dd9f83d691efe42713187cf764af67da7255a18edfc01b2aafd531aa4f325255d7f4284300e499499f6b1256484c09b5e53878e0b8fe15522f55abe97b73a53b75e75bc5142ecc50a927bdb5b55aa88ef13f0cbebde2d3b2f68c85c5e4051343e73f234db3cd32d0e0d071f4649db228380308044"}, {0xf0, 0x119, 0x10001, "d339d9df991cfe593bc69f93cfd45f82a56724644d209b23bae1da2c4791a44d4f20efbdc7791440505f0aae82980bc7452bb8afee451253fc111ef896e659baf8ea8b2d6cef32d1012ca9db0463c413f9e36cb515464ecc67d378f5f4f8a1c6cc5ed2d8710d8703bb27d4c17c92887ffa9d2c6934bc44cc3f11d7366e916e304ed6b48844ef238581572f94d5a956a0f149ab6b0bc92b1d5a00ffd3691199f4f443547c1edb720eed5ae0f1058b426cc7273db72cf447430bc1cc4fc087dcace3576ee665685374882ee1d70b6de478638da9ffdc310da5b4ef9f34ceb9"}], 0x1350, 0x40000}, 0x4000000) lsetxattr(&(0x7f0000713000-0x8)='./file0\x00', &(0x7f0000fb0000-0x19)=@known='security.ima\x00', &(0x7f000054b000-0x14)='@cpuset*,\x00', 0xa, 0x4000000) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f0000991000-0x8)={0x0, 0x0}) [ 50.996452] [] ? __sb_start_write+0x14a/0x310 [ 51.002570] [] vfs_write+0x189/0x530 [ 51.007904] [] SyS_pwrite64+0x13f/0x170 [ 51.013496] [] ? SyS_pread64+0x170/0x170 [ 51.019178] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 51.025989] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 51.032538] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 51.053771] tmpfs: No value for mount option '·ô}×ÛÎ.«¯{·ÊÎrÊSt-%¨¤£ê½r&íÉ„lAÃ)ò謷Ä`_%ëÏ7Å·/âœ-Á€‚;M{ô¥½uûh1bÀ‡”JÚ?É©' [ 51.058603] Mem-Info: [ 51.058622] active_anon:59682 inactive_anon:42 isolated_anon:0 [ 51.058622] active_file:3538 inactive_file:8424 isolated_file:0 [ 51.058622] unevictable:0 dirty:331 writeback:0 unstable:0 [ 51.058622] slab_reclaimable:5396 slab_unreclaimable:59624 [ 51.058622] mapped:24042 shmem:49 pagetables:723 bounce:0 [ 51.058622] free:1469511 free_pcp:296 free_cma:0 [ 51.058638] Node 0 active_anon:238728kB inactive_anon:168kB active_file:14152kB inactive_file:33696kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96168kB dirty:1324kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 69632kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 51.058654] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 51.058680] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 51.058705] Normal free:2882136kB min:36824kB low:46028kB high:55232kB active_anon:238728kB inactive_anon:168kB active_file:14152kB inactive_file:33696kB unevictable:0kB writepending:1324kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21584kB slab_unreclaimable:238496kB kernel_stack:6016kB pagetables:2892kB bounce:0kB free_pcp:424kB local_pcp:148kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 51.058751] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 260*4kB (UME) 63*8kB (ME) 107*16kB (UM) 46*32kB (UM) 65*64kB (UME) 15*128kB (UME) 4*256kB (UM) 8*512kB (ME) 1*1024kB (M) 1*2048kB (E) 699*4096kB (M) = 2882104kB [ 51.058840] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 51.058843] 12010 total pagecache pages [ 51.058846] 0 pages in swap cache [ 51.058850] Swap cache stats: add 0, delete 0, find 0/0 [ 51.058852] Free swap = 0kB [ 51.058854] Total swap = 0kB [ 51.058856] 1965979 pages RAM [ 51.058858] 0 pages HighMem/MovableOnly [ 51.058860] 320509 pages reserved [ 51.076313] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 51.076322] CPU: 1 PID: 6422 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 51.076327] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.076340] ffff8801c5217948 ffffffff81d943a9 1ffff10038a42f2c ffff8801b3421800 [ 51.076351] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c5217a58 [ 51.076362] ffffffff81451b82 024000c2c5217998 0000000041b58ab3 ffffffff84195325 [ 51.076363] Call Trace: [ 51.076375] [] dump_stack+0xc1/0x128 [ 51.076385] [] warn_alloc+0x212/0x240 [ 51.076393] [] ? zone_watermark_ok_safe+0x280/0x280 [ 51.076402] [] ? avc_has_perm+0xb0/0x4f0 [ 51.076410] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 51.076419] [] __vmalloc_node_range+0x3f5/0x5f0 [ 51.076431] [] ? check_preemption_disabled+0x3b/0x200 [ 51.076439] [] ? task_has_security+0x130/0x270 [ 51.076447] [] vmalloc+0x5b/0x70 [ 51.076454] [] ? sel_write_load+0x130/0xfd0 [ 51.076461] [] sel_write_load+0x130/0xfd0 [ 51.076468] [] ? get_futex_key+0x1050/0x1050 [ 51.076475] [] ? sel_read_bool+0x250/0x250 [ 51.076482] [] ? do_futex+0x3f8/0x15c0 [ 51.076490] [] ? sel_read_bool+0x250/0x250 [ 51.076498] [] __vfs_write+0x103/0x680 [ 51.076506] [] ? do_iter_readv_writev+0x400/0x400 [ 51.076514] [] ? __might_sleep+0x95/0x1a0 [ 51.076522] [] ? __lock_is_held+0xa1/0xf0 [ 51.076530] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 51.076538] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 51.076544] [] ? __sb_start_write+0x14a/0x310 [ 51.076556] [] vfs_write+0x189/0x530 [ 51.076564] [] SyS_pwrite64+0x13f/0x170 [ 51.076571] [] ? SyS_pread64+0x170/0x170 [ 51.076580] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 51.076587] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 51.076596] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 51.076616] Mem-Info: [ 51.076637] active_anon:56058 inactive_anon:42 isolated_anon:0 [ 51.076637] active_file:3538 inactive_file:8432 isolated_file:0 [ 51.076637] unevictable:0 dirty:339 writeback:0 unstable:0 [ 51.076637] slab_reclaimable:5400 slab_unreclaimable:59639 [ 51.076637] mapped:24051 shmem:49 pagetables:676 bounce:0 [ 51.076637] free:1472546 free_pcp:414 free_cma:0 [ 51.076656] Node 0 active_anon:224232kB inactive_anon:168kB active_file:14152kB inactive_file:33728kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96204kB dirty:1356kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 81920kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 51.076676] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 51.076706] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 51.076736] Normal free:2894276kB min:36824kB low:46028kB high:55232kB active_anon:224232kB inactive_anon:168kB active_file:14152kB inactive_file:33728kB unevictable:0kB writepending:1356kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21600kB slab_unreclaimable:238556kB kernel_stack:5920kB pagetables:2704kB bounce:0kB free_pcp:896kB local_pcp:620kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 51.076782] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 229*4kB (UME) 64*8kB (UME) 106*16kB (UM) 46*32kB (UM) 65*64kB (UME) 15*128kB (UME) 4*256kB (UM) 8*512kB (ME) 1*1024kB (M) 7*2048kB (ME) 699*4096kB (M) = 2894260kB [ 51.076872] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 2018/01/28 06:20:36 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = request_key(&(0x7f0000c85000-0xb)='asymmetric\x00', &(0x7f0000000000)={0x73, 0x79, 0x7a, 0x2, 0x0}, &(0x7f0000001000-0x6)='wlan0\x00', 0xfffffffffffffffc) request_key(&(0x7f0000000000)='ceph\x00', &(0x7f0000000000)={0x73, 0x79, 0x7a, 0x0, 0x0}, &(0x7f000058a000-0x22)='{uservmnet0security:selinuxcpuset\x00', r0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key$keyring(&(0x7f0000de2000)='keyring\x00', &(0x7f0000068000-0x5)={0x73, 0x79, 0x7a, 0xffffffffffffffff, 0x0}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$get_security(0x11, r1, &(0x7f0000d59000)=""/158, 0x9e) pipe(&(0x7f00002af000)={0x0, 0x0}) ioctl$VT_OPENQRY(r2, 0x5600, &(0x7f0000662000)=0x0) inotify_init1(0x80800) 2018/01/28 06:20:36 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xff5000)=nil, 0xff5000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$packet(0x11, 0x1, 0x300) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f000095c000-0x4)={0x0, 0x0, 0x0}, 0x4) setsockopt$packet_fanout_data(r0, 0x107, 0x16, &(0x7f0000ff5000-0x10)={0x0, &(0x7f0000623000)=[]}, 0x10) ioctl$sock_SIOCGPGRP(0xffffffffffffff9c, 0x8904, &(0x7f0000372000)=0x0) ptrace(0x8, r1) timer_create(0x2, &(0x7f000014b000)={0x0, 0x1f, 0x0, @tid=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f00002d4000-0x4)=0x0) timerfd_settime(0xffffffffffffff9c, 0x1, &(0x7f00008ad000-0x20)={{0x0, 0x989680}, {0x0, 0x0}}, &(0x7f0000e70000-0x20)={{0x0, 0x0}, {0x0, 0x0}}) pselect6(0x40, &(0x7f00006c1000-0x40)={0x8, 0x0, 0x90, 0x5, 0x7fff, 0x0, 0x8000, 0xc0000000000000}, &(0x7f0000d40000-0x40)={0x6, 0x8, 0x566, 0x5, 0x4, 0x8000, 0x4, 0x3}, &(0x7f0000113000-0x40)={0x9, 0x3ff, 0x101, 0x81, 0x0, 0x6, 0x7, 0xf6a}, &(0x7f0000fa0000-0x10)={0x0, 0x1c9c380}, &(0x7f000052f000)={&(0x7f000093a000)={0x8}, 0x8}) timer_settime(0x0, 0xfffffffffffffffd, &(0x7f00000e5000-0x20)={{0x0, 0x989680}, {0x0, r2}}, &(0x7f000094c000)={{0x0, 0x0}, {0x0, 0x0}}) timer_create(0x2, &(0x7f0000979000-0x60)={0x0, 0x12, 0x0, @tid=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000044000)=0x0) clock_nanosleep(0x2, 0x0, &(0x7f000065e000-0x10)={0x0, 0x989680}, &(0x7f0000980000-0x10)={0x0, 0x0}) clock_gettime(0xfffffffffffffffc, &(0x7f000039a000)={0x0, 0x0}) timer_settime(r3, 0x0, &(0x7f00007a4000-0x20)={{0x77359400, 0x0}, {0x0, r4+10000000}}, &(0x7f00006dd000-0x20)={{0x0, 0x0}, {0x0, 0x0}}) r5 = openat$selinux_avc_hash_stats(0xffffffffffffff9c, &(0x7f0000d03000-0x18)='/selinux/avc/hash_stats\x00', 0x0, 0x0) ioctl$PPPOEIOCSFWD(r5, 0x4008b100, &(0x7f0000359000-0x1e)={0x18, 0x0, {0x3, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], @common='bridge0\x00'}}) 2018/01/28 06:20:36 executing program 4: creat(&(0x7f0000031000)='./file0\x00', 0x1) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000124000)='/selinux/load\x00', 0x2, 0x0) socket$pptp(0x18, 0x1, 0x2) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:36 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000f83000)='/dev/sequencer2\x00', 0x8002, 0x0) write$sndseq(r0, &(0x7f0000b05000-0x1c)=[{0x40081, 0x6, 0x0, 0x0, @tick=0x0, {0x0, 0x0}, {0x0, 0x0}, @time=@tick=0x0}], 0x1c) 2018/01/28 06:20:36 executing program 3: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) clone(0x2000000000000, &(0x7f00000c6000)="", &(0x7f0000fe1000-0x4)=0x0, &(0x7f0000001000-0x4)=0x0, &(0x7f000079b000)="") futimesat(0xffffffffffffffff, &(0x7f0000716000-0x8)='./file0\x00', &(0x7f000096b000-0x20)={{0x77359400, 0x0}, {0x0, 0x0}}) 2018/01/28 06:20:36 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket(0x200400000010, 0x2, 0x0) write(r0, &(0x7f0000921000)="240000002a007f0000000000000000000029f6ff01000000fffffffdffffffff0100ff10", 0x24) mkdir(&(0x7f000022d000)='./file0\x00', 0x0) mount(&(0x7f0000213000-0x8)='./file0\x00', &(0x7f000001c000)='./file0\x00', &(0x7f0000983000-0x7)='mqueue\x00', 0x0, &(0x7f0000ebd000-0x2)="") r1 = creat(&(0x7f00004c2000-0xc)='./file0/bus\x00', 0x0) lseek(r1, 0x0, 0x2) 2018/01/28 06:20:36 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mlock2(&(0x7f0000dfd000/0x2000)=nil, 0x2000, 0x1) r0 = syz_open_procfs(0x0, &(0x7f0000031000-0x8)='pagemap\x00') write$selinux_load(r0, &(0x7f000099b000-0x5c)={0xf97cff8c, 0x8, 'SE Linux', "5be9b235c9c256768232645b658f316d2e6b2d22725449c6a4fe6620585436e65fe479e567eed6048a05811a511ef15347017dde3596409e19a2aac1844e73e923eb64d96373fec5ee3f418a"}, 0x5c) sendfile(r0, r0, &(0x7f0000014000)=0x100000, 0x1000000800000008) 2018/01/28 06:20:36 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f000061a000)='/dev/hwrng\x00', 0x80, 0x0) r1 = memfd_create(&(0x7f00005fc000-0x3)='%}\x00', 0x2) epoll_ctl$EPOLL_CTL_ADD(r0, 0x1, r1, &(0x7f0000aa5000-0xc)={0x10000000, 0x0}) r2 = syz_open_dev$sndseq(&(0x7f0000cab000+0x5b3)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r2, 0xc0a85320, &(0x7f0000c03000)={{0x20000000000080, 0x3}, "0a4ceaa05dad126e00000002a1569b3fd4cec307e8ef3d13eb790ec9c65abaf90d229db692542e5b78f8b29e0a27800f0000000000000009fb42d576589701a4", 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) r3 = syz_open_dev$sndseq(&(0x7f0000b8f000)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r3, 0xc0a85352, &(0x7f00006e8000-0xb0)={{0x80, 0x0}, 'port0\x00', 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) r4 = syz_open_dev$sg(&(0x7f00005b5000-0x9)='/dev/sg#\x00', 0x0, 0x402300) accept4$inet(r4, &(0x7f00008e7000-0x10)={0x0, 0xffffffffffffffff, @loopback=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000d7d000-0x4)=0x10, 0x80000) [ 51.076874] 12018 total pagecache pages [ 51.076878] 0 pages in swap cache [ 51.076882] Swap cache stats: add 0, delete 0, find 0/0 [ 51.076884] Free swap = 0kB [ 51.076885] Total swap = 0kB [ 51.076888] 1965979 pages RAM [ 51.076889] 0 pages HighMem/MovableOnly [ 51.076891] 320509 pages reserved [ 51.240970] tmpfs: No value for mount option '·ô}×ÛÎ.«¯{·ÊÎrÊSt-%¨¤£ê½r&íÉ„lAÃ)ò謷Ä`_%ëÏ7Å·/âœ-Á€‚;M{ô¥½uûh1bÀ‡”JÚ?É©' 2018/01/28 06:20:36 executing program 2: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000001000-0x8)={0x0, 0x0}) getsockopt$inet_sctp_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f00009f2000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000b57000-0x4)=0xb) mmap(&(0x7f0000000000/0x1a000)=nil, 0x1a000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket(0x2, 0x1, 0x0) listen(r1, 0x9) setsockopt$sock_timeval(r1, 0x1, 0x14, &(0x7f0000014000)={0x77359400, 0x0}, 0x10) mmap(&(0x7f000001a000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_PORT_INFO(0xffffffffffffffff, 0xc0a85322, &(0x7f0000008000-0xb0)={{0x0, 0x0}, ""/64, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) mmap(&(0x7f000001b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(r0, &(0x7f000001c000-0x8)=@sco={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000012000)=0x8) r2 = accept4$inet6(r1, &(0x7f0000007000-0x1c)={0x0, 0xffffffffffffffff, 0x0, @loopback={0x0, 0x0}, 0x0}, &(0x7f0000006000-0x4)=0x1c, 0x0) mmap(&(0x7f000001a000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGSKNS(r2, 0x894c, &(0x7f000001b000-0x4)=0xfffffffe) setsockopt$sock_int(r1, 0x1, 0x20000000007, &(0x7f0000019000-0x4)=0x0, 0x4) shutdown(r1, 0x0) 2018/01/28 06:20:36 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet(0x2, 0x3, 0x1, &(0x7f0000249000)={0x0, 0x0}) r1 = dup(r0) signalfd(0xffffffffffffffff, &(0x7f00005ee000-0x8)={0x0}, 0x8) unshare(0x40600) fadvise64(r1, 0x0, 0xfffffffffffffffc, 0x0) 2018/01/28 06:20:36 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x2) bind$netlink(r0, &(0x7f0000011000-0xc)={0x10, 0x0, 0xffffffffffffffff, 0x0}, 0xc) getsockname(r0, &(0x7f000001c000)=@pppol2tpv3in6={0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, 0xffffffffffffffff, 0x0, @loopback={0x0, 0x0}, 0x0}}}, &(0x7f000001d000-0x4)=0x3a) dup2(r1, r0) openat$dir(0xffffffffffffff9c, &(0x7f00003b4000-0x8)='./file0\x00', 0x1, 0x80) 2018/01/28 06:20:36 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000001000-0xc)='/dev/autofs\x00', 0x0, 0x0) setsockopt$inet_msfilter(r0, 0x0, 0x29, &(0x7f0000ba1000)={@broadcast=0xffffffff, @loopback=0x7f000001, 0x0, 0x4, [@loopback=0x7f000001, @broadcast=0xffffffff, @multicast2=0xe0000002, @remote={0xac, 0x14, 0x0, 0xbb}]}, 0x20) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$ax25(0x3, 0x2, 0xcc, &(0x7f0000b13000)={0x0, 0x0}) r1 = memfd_create(&(0x7f00000df000)="00000000000000060804000000fffc0c6565643b799365005f1b76", 0x0) write(r1, &(0x7f00004da000)="0701", 0x2) write(r1, &(0x7f00000f2000-0x79)="9825c13cece3b4b1b8380df3cf6415f306708703e8ddcd", 0x17) execveat(r1, &(0x7f0000ff7000)='./file0\x00', &(0x7f00009b3000)=[], &(0x7f0000521000-0x30)=[&(0x7f0000ff7000)="00000000000000060804000000fffc0c6565643b799365005f1b76"], 0x1000) 2018/01/28 06:20:36 executing program 0: r0 = socket$unix(0x1, 0x3, 0x0) fcntl$lock(r0, 0x6, &(0x7f0000ce7000-0x20)={0x0, 0x0, 0x0, 0x0, 0x0}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = accept4$packet(0xffffffffffffff9c, &(0x7f0000207000-0x14)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0]}, &(0x7f0000000000)=0x14, 0x800) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffff9c, 0x29, 0x23, &(0x7f0000000000)={{{@in6=@mcast1={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, @in6=@ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0], @multicast2=0x0}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in6=@mcast2={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, 0xffffffffffffffff, 0x0}, 0x0, @in=@multicast1=0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000001000-0x4)=0xe8) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) recvfrom$packet(r1, &(0x7f0000775000-0x9f)=""/159, 0x9f, 0x40000000, &(0x7f0000001000-0x14)={0x11, 0xd, r2, 0x1, 0x6, 0x6, @empty=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0]}, 0x14) 2018/01/28 06:20:36 executing program 1: socket$inet6_tcp(0xa, 0x1, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$tun(&(0x7f0000b64000)='/dev/net/tun\x00', 0x0, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PIO_FONTX(r1, 0x4b6c, &(0x7f0000877000-0x1001)="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ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000db4000-0x28)={@generic="15f4da13837925000c6cde9475153f2a", @ifru_names=@generic="16f1a03340487c8735db24a266325d59"}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = socket$unix(0x1, 0x5, 0x0) r3 = syz_open_procfs(0x0, &(0x7f0000333000-0x9)='net/arp\x00') sendfile(r2, r3, &(0x7f00004db000)=0x40, 0x63) set_thread_area(&(0x7f00004e6000)={0x1, 0x20001000, 0x1000, 0x1, 0x4, 0x8, 0x80000001, 0x4, 0x400, 0x77}) [ 51.833731] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 51.860104] CPU: 1 PID: 6461 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 51.867643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.876992] ffff8801c49bf948 ffffffff81d943a9 1ffff10038937f2c ffff8801c5296000 [ 51.884968] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c49bfa58 [ 51.892937] ffffffff81451b82 024000c2c49bf998 0000000041b58ab3 ffffffff84195325 [ 51.900921] Call Trace: [ 51.903482] [] dump_stack+0xc1/0x128 [ 51.908818] [] warn_alloc+0x212/0x240 [ 51.914238] [] ? zone_watermark_ok_safe+0x280/0x280 [ 51.920895] [] ? avc_has_perm+0xb0/0x4f0 [ 51.926578] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 51.933042] [] __vmalloc_node_range+0x3f5/0x5f0 [ 51.939334] [] ? check_preemption_disabled+0x3b/0x200 [ 51.946142] [] ? task_has_security+0x130/0x270 [ 51.952344] [] vmalloc+0x5b/0x70 [ 51.957330] [] ? sel_write_load+0x130/0xfd0 [ 51.963271] [] sel_write_load+0x130/0xfd0 [ 51.969040] [] ? get_futex_key+0x1050/0x1050 [ 51.975079] [] ? debug_check_no_obj_freed+0x154/0xa10 [ 51.981936] [] ? sel_read_bool+0x250/0x250 [ 51.987790] [] ? do_futex+0x3f8/0x15c0 [ 51.993300] [] ? quarantine_put+0xaa/0x180 [ 51.999154] [] ? sel_read_bool+0x250/0x250 [ 52.005011] [] __vfs_write+0x103/0x680 [ 52.010525] [] ? do_iter_readv_writev+0x400/0x400 [ 52.016989] [] ? __might_sleep+0x95/0x1a0 [ 52.022758] [] ? __lock_is_held+0xa1/0xf0 [ 52.028530] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 52.035337] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 52.041886] [] ? __sb_start_write+0x14a/0x310 [ 52.048000] [] vfs_write+0x189/0x530 [ 52.053339] [] SyS_pwrite64+0x13f/0x170 [ 52.058932] [] ? SyS_pread64+0x170/0x170 [ 52.064615] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 52.071428] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 52.077979] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 52.086728] Mem-Info: [ 52.089344] active_anon:55069 inactive_anon:42 isolated_anon:0 [ 52.089344] active_file:3538 inactive_file:8440 isolated_file:0 [ 52.089344] unevictable:0 dirty:347 writeback:0 unstable:0 [ 52.089344] slab_reclaimable:5405 slab_unreclaimable:59742 [ 52.089344] mapped:24036 shmem:49 pagetables:690 bounce:0 [ 52.089344] free:1473468 free_pcp:312 free_cma:0 [ 52.125584] Node 0 active_anon:220220kB inactive_anon:168kB active_file:14152kB inactive_file:33760kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96144kB dirty:1388kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 94208kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 52.157172] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 52.187233] lowmem_reserve[]: 0 2908 6410 6410 [ 52.193184] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB [ 52.228737] lowmem_reserve[]: 0 0 3501 3501 [ 52.233935] Normal free:2913188kB min:36824kB low:46028kB high:55232kB active_anon:207464kB inactive_anon:168kB active_file:14152kB inactive_file:33764kB unevictable:0kB writepending:1392kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21656kB slab_unreclaimable:238952kB kernel_stack:5440kB pagetables:2468kB bounce:0kB free_pcp:1228kB local_pcp:616kB free_cma:0kB [ 52.267860] lowmem_reserve[]: 0 0 0 0 [ 52.272274] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 52.287547] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 52.304911] Normal: 311*4kB (UME) 74*8kB (UME) 90*16kB (UM) 68*32kB (UM) 70*64kB (UM) 15*128kB (UME) 4*256kB (UM) 8*512kB (ME) 1*1024kB (M) 4*2048kB (ME) 705*4096kB (M) = 2913868kB [ 52.323860] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 52.332424] 12029 total pagecache pages [ 52.336376] 0 pages in swap cache [ 52.339798] Swap cache stats: add 0, delete 0, find 0/0 [ 52.345186] Free swap = 0kB [ 52.348182] Total swap = 0kB [ 52.351210] 1965979 pages RAM [ 52.354288] 0 pages HighMem/MovableOnly [ 52.358226] 320509 pages reserved [ 52.361688] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 52.371817] CPU: 0 PID: 6491 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 52.379321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.388728] ffff8801c5157948 ffffffff81d943a9 1ffff10038a2af2c ffff8801c5130000 [ 52.396689] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c5157a58 [ 52.404649] ffffffff81451b82 024000c2c5157998 0000000041b58ab3 ffffffff84195325 [ 52.412622] Call Trace: [ 52.415179] [] dump_stack+0xc1/0x128 [ 52.420511] [] warn_alloc+0x212/0x240 [ 52.425929] [] ? zone_watermark_ok_safe+0x280/0x280 [ 52.432563] [] ? avc_has_perm+0xb0/0x4f0 [ 52.438241] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 52.444700] [] __vmalloc_node_range+0x3f5/0x5f0 [ 52.450991] [] ? check_preemption_disabled+0x3b/0x200 [ 52.457800] [] ? task_has_security+0x130/0x270 [ 52.464001] [] vmalloc+0x5b/0x70 [ 52.468983] [] ? sel_write_load+0x130/0xfd0 [ 52.474925] [] sel_write_load+0x130/0xfd0 [ 52.480690] [] ? get_futex_key+0x1050/0x1050 [ 52.486715] [] ? kasan_slab_free+0x72/0xc0 [ 52.492568] [] ? sel_read_bool+0x250/0x250 [ 52.498417] [] ? do_futex+0x3f8/0x15c0 [ 52.503920] [] ? sel_read_bool+0x250/0x250 [ 52.509771] [] __vfs_write+0x103/0x680 [ 52.515276] [] ? do_iter_readv_writev+0x400/0x400 [ 52.521745] [] ? __might_sleep+0x95/0x1a0 [ 52.527510] [] ? __lock_is_held+0xa1/0xf0 [ 52.533275] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 52.540088] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 52.546634] [] ? __sb_start_write+0x14a/0x310 [ 52.552775] [] vfs_write+0x189/0x530 [ 52.558109] [] SyS_pwrite64+0x13f/0x170 [ 52.563700] [] ? SyS_pread64+0x170/0x170 [ 52.569378] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 52.576186] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 52.582734] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 52.590137] Mem-Info: [ 52.592556] active_anon:51856 inactive_anon:42 isolated_anon:0 [ 52.592556] active_file:3538 inactive_file:8444 isolated_file:0 [ 52.592556] unevictable:0 dirty:355 writeback:0 unstable:0 [ 52.592556] slab_reclaimable:5418 slab_unreclaimable:59583 [ 52.592556] mapped:24005 shmem:49 pagetables:625 bounce:0 [ 52.592556] free:1477421 free_pcp:538 free_cma:0 [ 52.625827] Node 0 active_anon:207424kB inactive_anon:168kB active_file:14152kB inactive_file:33776kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96020kB dirty:1420kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 69632kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 52.655242] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 52.684560] lowmem_reserve[]: 0 2908 6410 6410 [ 52.689708] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB [ 52.721398] lowmem_reserve[]: 0 0 3501 3501 [ 52.726287] Normal free:2913776kB min:36824kB low:46028kB high:55232kB active_anon:207424kB inactive_anon:168kB active_file:14152kB inactive_file:33776kB unevictable:0kB writepending:1428kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21672kB slab_unreclaimable:238332kB kernel_stack:5408kB pagetables:2500kB bounce:0kB free_pcp:1384kB local_pcp:784kB free_cma:0kB [ 52.760642] lowmem_reserve[]: 0 0 0 0 [ 52.764996] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 52.780263] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 52.797426] Normal: 280*4kB (UME) 74*8kB (UME) 89*16kB (UM) 69*32kB (UM) 70*64kB (UM) 15*128kB (UME) 4*256kB (UM) 8*512kB (ME) 1*1024kB (M) 4*2048kB (ME) 705*4096kB (M) = 2913760kB [ 52.816308] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 52.824866] 12037 total pagecache pages [ 52.828815] 0 pages in swap cache [ 52.832432] Swap cache stats: add 0, delete 0, find 0/0 [ 52.837777] Free swap = 0kB 2018/01/28 06:20:37 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_policy(0xffffffffffffff9c, &(0x7f000081b000)='/selinux/policy\x00', 0x0, 0x0) openat(r0, &(0x7f0000842000)='./file0\x00', 0x400000, 0x10c) setsockopt$inet_mreq(r0, 0x0, 0x27, &(0x7f0000648000)={@empty=0x0, @rand_addr=0x0}, 0x8) ioctl$PERF_EVENT_IOC_ID(r0, 0x80082407, &(0x7f0000761000-0x8)=0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00003e4000)={&(0x7f0000e87000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000a3c000-0x8)={&(0x7f0000a17000-0x48)=@ipmr_newroute={0x2c, 0x18, 0xc21, 0xffffffffffffffff, 0xffffffffffffffff, {0x80, 0x20, 0x0, 0x0, 0x0, 0x4, 0xfffffffffffffffe, 0x5, 0x0}, [@RTA_MARK={0x8, 0x10, 0x0}, @RTA_FLOW={0x8, 0xb, 0x0}]}, 0x29}, 0x1, 0x0, 0x0, 0x0}, 0x0) 2018/01/28 06:20:37 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x0, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) connect$inet(r0, &(0x7f0000d38000-0x10)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto$inet(r0, &(0x7f000017d000-0x3)="f8", 0x1, 0x100000004043, &(0x7f0000ee6000)={0x2, 0xffffffffffffffff, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) poll(&(0x7f0000e0c000)=[{r0, 0x0, 0x0}], 0x1, 0x0) r1 = syz_open_dev$sg(&(0x7f00003aa000)='/dev/sg#\x00', 0x7, 0x1) setsockopt$netrom_NETROM_IDLE(r1, 0x103, 0x7, &(0x7f000095e000-0x4)=0xffffffff, 0x4) 2018/01/28 06:20:37 executing program 5: clone(0x0, &(0x7f0000f39000)="", &(0x7f00008a3000)=0x0, &(0x7f0000bf3000-0x4)=0x0, &(0x7f00003b9000-0xcd)="") mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000000)='./file0\x00', 0x8) syncfs(r0) tgkill(0x0, 0x0, 0x0) 2018/01/28 06:20:37 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000142000-0x11)='/selinux/enforce\x00', 0x4, 0x0) getsockname$netlink(r0, &(0x7f0000a34000)={0x0, 0x0, 0x0, 0x0}, &(0x7f00001b4000-0x4)=0xc) mq_open(&(0x7f0000e97000)='eth0\x00', 0x843, 0x0, &(0x7f00008e8000-0x40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f00003af000)={0x1, &(0x7f0000e45000)=[{0x8, 0x7ff, 0x5, 0x1000}]}, 0x10) sendmsg$key(r0, &(0x7f0000dd8000-0x38)={0x0, 0x0, &(0x7f00009ee000-0x10)={&(0x7f0000880000)={0x2, 0xb, 0x10000, 0x3, 0x2, 0x0, 0x7, 0x1, []}, 0x10}, 0x1, 0x0, 0x0, 0x0}, 0x0) restart_syscall() 2018/01/28 06:20:37 executing program 6: mmap(&(0x7f0000000000/0xfeb000)=nil, 0xfeb000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003e0000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETAW(r0, 0x5402, &(0x7f00007f6000-0x12)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003ba000-0x24)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = syz_open_pts(r0, 0x0) readv(r1, &(0x7f0000941000-0x40)=[{&(0x7f0000fe9000)=""/63, 0x3f}], 0x1) 2018/01/28 06:20:37 executing program 2: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_fuse_mount(&(0x7f0000001000-0x8)='./file0\x00', 0xa000, 0x0, 0xffffffffffffffff, 0xffffffffffffff01, 0xa800c8) ioctl$sock_FIOGETOWN(0xffffffffffffff9c, 0x8903, &(0x7f0000c7d000)=0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) readv(r0, &(0x7f0000000000)=[{&(0x7f0000001000)=""/16, 0x10}, {&(0x7f0000001000-0xeb)=""/235, 0xeb}, {&(0x7f0000002000-0x8b)=""/139, 0x8b}, {&(0x7f0000002000-0x21)=""/33, 0x21}, {&(0x7f0000002000-0x14)=""/20, 0x14}, {&(0x7f0000001000-0xb7)=""/183, 0xb7}, {&(0x7f0000001000)=""/222, 0xde}], 0x7) fcntl$setownex(r0, 0xf, &(0x7f0000001000-0x8)={0x2, r1}) mmap(&(0x7f0000000000/0x25000)=nil, 0x25000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) mmap(&(0x7f0000025000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) bind$netlink(r2, &(0x7f0000026000-0xc)={0x10, 0x0, 0xffffffffffffffff, 0x120202}, 0xc) sendmsg$nl_xfrm(r2, &(0x7f0000007000-0x38)={&(0x7f0000024000)={0x10, 0x0, 0x0, 0x10000004}, 0xc, &(0x7f0000003000-0x10)={&(0x7f0000025000-0x198)=@newspdinfo={0x14, 0x24, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0, []}, 0x14}, 0x1, 0x0, 0x0, 0x0}, 0x0) 2018/01/28 06:20:37 executing program 4: r0 = memfd_create(&(0x7f0000aed000)="7070703126747275737465646370757365742f73656c663a8d657468302f70726f636d643573756d2d00", 0x2) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$PIO_UNIMAP(r0, 0x4b67, &(0x7f0000001000-0x10)={0x5, &(0x7f0000477000)=[{0x6, 0x3}, {0x3, 0x7}, {0x7, 0x2}, {0x8, 0x7}, {0x4, 0x4}]}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$EVIOCGMTSLOTS(r0, 0x8040450a, &(0x7f000091d000)=""/4096) getpeername$llc(r0, &(0x7f00002b5000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random=""/6, [0x0, 0x0]}, &(0x7f0000268000-0x4)=0x10) pwrite64(0xffffffffffffffff, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:37 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$key(0xf, 0x3, 0x2) r1 = fcntl$dupfd(r0, 0x0, r0) connect$pppoe(r1, &(0x7f00001a8000-0x1e)={0x18, 0x0, {0x3, @local={[0xaa, 0xaa, 0xaa, 0xaa], 0x0, 0xaa}, @common='bond0\x00'}}, 0x1e) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f0000746000-0x6)={0x0, 0xb0}, &(0x7f00006c6000-0x4)=0x6) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000ab5000-0x8)={r2, 0x1}, &(0x7f00003f5000-0x4)=0x8) getsockopt$inet_sctp6_SCTP_MAXSEG(r1, 0x84, 0xd, &(0x7f0000dd2000-0x4)=@assoc_id=r3, &(0x7f0000039000-0x4)=0x4) ioctl$sock_SIOCOUTQ(r1, 0x5411, &(0x7f0000861000-0x4)=0x0) sendmsg$key(r0, &(0x7f00005f5000)={0x0, 0x0, &(0x7f00008ff000-0x10)={&(0x7f00001dd000-0xb8)={0x2, 0x400000000000003, 0x0, 0x0, 0x16, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, [@sadb_lifetime={0x4, 0x3, 0x0, 0x0, 0x0, 0x0}, @sadb_address={0x5, 0x6, 0x0, 0x0, 0x0, @in6={0xa, 0xffffffffffffffff, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}}, @sadb_lifetime={0x4, 0x4, 0x4, 0x0, 0x0, 0x0}, @sadb_sa={0x2, 0x1, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0}, @sadb_address={0x5, 0x5, 0x0, 0x0, 0x0, @in6={0xa, 0xffffffffffffffff, 0x0, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0xaa}, 0x0}}]}, 0xb0}, 0x1, 0x0, 0x0, 0x0}, 0x0) 2018/01/28 06:20:37 executing program 0: r0 = socket$packet(0x11, 0x6, 0x300) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$binder(&(0x7f0000929000)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000004000)={0x4, 0x0, &(0x7f000000d000-0x70)=[@enter_looper={0x630c}], 0x0, 0x0, &(0x7f0000005000)=""}) ioctl$BINDER_SET_CONTEXT_MGR(r1, 0x40046207, 0x0) poll(&(0x7f00008cf000-0x18)=[{r1, 0x0, 0x0}], 0x1, 0x435e) mmap$binder(&(0x7f000000c000/0x2000)=nil, 0x2000, 0x0, 0x12, r1, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000007000)={0x14, 0x0, &(0x7f0000010000)=[@acquire_done={0x40486311, 0x0, 0x0}], 0x0, 0x0, &(0x7f0000012000-0x63)=""}) setsockopt$packet_buf(r0, 0x107, 0x2, &(0x7f0000000000)="643a23078e188bd353cbc72811da33ab68c2535885c0e51e415a227d52192046c665de2e183850720a44a503fe82873e5d10061a96564fe3ce7c7d2d3cf42a7fd5b69f9dd9b0cda301c2033527fba88cbf31ba1945d8bd94b1034162278c99227a35452a5898401fb2bf9fe174fb62a45f02bdb06eb21f3c4faec236c848ec77c87c6c3fd04b6a0d", 0x88) setsockopt$packet_int(r0, 0x107, 0x12, &(0x7f0000001000-0x4)=0x0, 0x28e) 2018/01/28 06:20:37 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0106426, &(0x7f00008e5000-0x10)={0x2, &(0x7f0000fb9000-0x10)=[{0x0, 0x0}, {0x0, 0x0}]}) ioctl$DRM_IOCTL_GET_CTX(r0, 0xc0086423, &(0x7f0000688000-0x8)={r1, 0x3}) openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f000009f000-0x31)="6b338994e30ba879a8e7db248a3bfa245df7ffc1de44d3d5d551085f96dc6ab942e9eee8156f00052559367c4b14a9367d", 0xffffffffffffff39, 0x0) [ 52.840782] Total swap = 0kB [ 52.843775] 1965979 pages RAM [ 52.846848] 0 pages HighMem/MovableOnly [ 52.851232] 320509 pages reserved 2018/01/28 06:20:37 executing program 6: r0 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt(r0, 0x2000000000088, 0x0, &(0x7f000056f000+0xf1a)="fbbd", 0x8f) connect(r0, &(0x7f0000b86000-0x10)=@nfc={0x27, 0x6, 0x3f5, 0x7}, 0x10) r1 = openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f000037e000-0x1d)='/selinux/avc/cache_threshold\x00', 0x2, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$VT_SETMODE(r1, 0x5602, &(0x7f0000001000-0x8)={0x9, 0xff, 0x100000001, 0x7fffffff, 0xfffffffffffffff8}) 2018/01/28 06:20:37 executing program 5: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$loop(&(0x7f0000001000-0xb)='/dev/loop#\x00', 0x0, 0x801) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) memfd_create(&(0x7f0000001000)='/dev/loop#\x00', 0x3) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getpid() fstat(r0, &(0x7f0000001000-0x44)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) stat(&(0x7f0000000000)='./file0\x00', &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffff9c, 0x8904, &(0x7f0000002000-0x4)=0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000000000)={{{@in=@dev={0x0, 0x0, 0xffffffffffffffff, 0x0}, @in=@multicast1=0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in=@loopback=0x0, 0xffffffffffffffff, 0x0}, 0x0, @in6=@remote={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000001000)=0xe8) getegid() mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000000)=0x0) stat(&(0x7f0000001000-0x8)='./file0\x00', &(0x7f0000001000-0x44)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000001000)={0x0, 0x0}) 2018/01/28 06:20:37 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = dup2(0xffffffffffffff9c, 0xffffffffffffff9c) ftruncate(r0, 0x5) r1 = socket(0x10, 0x803, 0x0) write(r1, &(0x7f00006c0000-0x26)="2600000022004701050007008980e8ff06006d20002b1f00c0e9ff094a51f10101c7033500b0", 0x26) recvmmsg(r1, &(0x7f0000e65000)=[{{0x0, 0x0, &(0x7f00009f5000-0x18)=[{&(0x7f0000e56000-0xbd)=""/189, 0xbd}, {&(0x7f00004e1000)=""/4096, 0x1000}, {&(0x7f0000692000-0xf9)=""/249, 0xf9}], 0x3, 0x0, 0x0, 0x0}, 0x0}], 0x1, 0x0, &(0x7f000049c000)={0x77359400, 0x0}) ioctl$sock_inet_SIOCSIFADDR(r1, 0x8916, &(0x7f00004d5000)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_flags=0x2000}) fcntl$setsig(r1, 0xa, 0x32) sendto(r1, &(0x7f0000cff000-0x12)="120000001200e7ef007b00000000000000a1", 0x12, 0x0, 0x0, 0x0) 2018/01/28 06:20:37 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00009cc000)='./file0\x00', 0x0) r0 = openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000127000)='/selinux/avc/cache_threshold\x00', 0x2, 0x0) getsockopt$inet_tcp_int(r0, 0x6, 0x0, &(0x7f0000ae6000)=0x0, &(0x7f0000776000)=0x4) r1 = creat(&(0x7f0000f67000-0xc)='./file0/bus\x00', 0x0) r2 = open$dir(&(0x7f0000eb6000)='./file0/bus\x00', 0x0, 0x0) writev(r1, &(0x7f0000030000)=[{&(0x7f0000aa7000-0x9)='t', 0x1}], 0x1) r3 = dup(r2) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x1, 0x2011, r3, 0x0) r4 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$inet_buf(r4, 0x0, 0x480, &(0x7f0000bbd000)=""/0, &(0x7f0000000000)=0x0) 2018/01/28 06:20:37 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept4$packet(0xffffffffffffffff, &(0x7f000007f000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @random=""/6, [0x0, 0x0]}, &(0x7f0000d86000-0x4)=0x14, 0x80000) ioctl(r0, 0x1, &(0x7f00006c9000-0xd5)="629a4fa69f309409cab095dde168ff0584c5b9f047f0631f4eb590567fa10adf5fc5ac9e3869c5dc69b6d2cff64ad0d93e2476055e17fdc7da5daee0d74dceae0807ebbb8e902f657c6c03e0ed15994a9c4d2b4921cd855110e235031cd76b46585df392eeaeb04b3060abfcdfbf311536f5c3ef845edafe6ea3d8474903e81256cae5b5c234b8a258431dba7e96d878697825c860280593a17e0dc83b8077f4743e37a0127caa30ca8bc0f86b7fac0c267e68e53c31e9e5d2fe081df645e60c1a8deef772724d99eba122d424b702d883d112168d") r1 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) r2 = openat$selinux_commit_pending_bools(0xffffffffffffff9c, &(0x7f00002e1000)='/selinux/commit_pending_bools\x00', 0x1, 0x0) r3 = openat(r2, &(0x7f00001c2000-0x8)='./file0\x00', 0x8000, 0x31) openat$selinux_relabel(0xffffffffffffff9c, &(0x7f000017a000)='/selinux/relabel\x00', 0x2, 0x0) dup2(r0, r3) pwrite64(r1, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:37 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000041e000-0x10)='/dev/sequencer2\x00', 0x40001000001ff, 0x0) ioctl$TCSETS(r0, 0x5402, &(0x7f0000903000-0x24)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) ioctl$EVIOCGSND(r0, 0xc0045405, &(0x7f0000ebe000)=""/0) 2018/01/28 06:20:37 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f00008c0000)='/dev/sequencer\x00', 0x48000, 0x0) write$sndseq(r0, &(0x7f0000e7f000)=[{0x0, 0x0, 0x0, 0x0, @time={0x0, 0x989680}, {0x0, 0x0}, {0x0, 0x0}, @queue={0x0, {0x0, 0x5}}}], 0x30) [ 52.958666] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 52.969964] CPU: 0 PID: 6552 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 52.972570] binder: BINDER_SET_CONTEXT_MGR already set [ 52.972578] binder: 6530:6547 ioctl 40046207 0 returned -16 [ 52.988414] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.997743] ffff8801c453f948 ffffffff81d943a9 1ffff100388a7f2c ffff8801b2376000 [ 53.005719] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c453fa58 [ 53.013693] ffffffff81451b82 024000c2c453f998 0000000041b58ab3 ffffffff84195325 [ 53.021666] Call Trace: [ 53.024317] [] dump_stack+0xc1/0x128 [ 53.029651] [] warn_alloc+0x212/0x240 [ 53.035073] [] ? zone_watermark_ok_safe+0x280/0x280 [ 53.041707] [] ? avc_has_perm+0xb0/0x4f0 [ 53.047388] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 53.053849] [] __vmalloc_node_range+0x3f5/0x5f0 [ 53.060140] [] ? check_preemption_disabled+0x3b/0x200 [ 53.066950] [] ? task_has_security+0x130/0x270 [ 53.073151] [] vmalloc+0x5b/0x70 [ 53.078143] [] ? sel_write_load+0x130/0xfd0 [ 53.084087] [] sel_write_load+0x130/0xfd0 [ 53.089855] [] ? get_futex_key+0x1050/0x1050 [ 53.095883] [] ? sel_read_bool+0x250/0x250 [ 53.101736] [] ? do_futex+0x3f8/0x15c0 [ 53.107246] [] ? sel_read_bool+0x250/0x250 [ 53.113101] [] __vfs_write+0x103/0x680 [ 53.118610] [] ? do_iter_readv_writev+0x400/0x400 [ 53.125073] [] ? __might_sleep+0x95/0x1a0 [ 53.130841] [] ? __lock_is_held+0xa1/0xf0 [ 53.136610] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 53.143419] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 53.149970] [] ? __sb_start_write+0x14a/0x310 [ 53.156088] [] vfs_write+0x189/0x530 [ 53.161423] [] SyS_pwrite64+0x13f/0x170 [ 53.167018] [] ? SyS_pread64+0x170/0x170 [ 53.172705] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 53.179513] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 53.186063] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 53.194482] binder_alloc: 6530: binder_alloc_buf, no vma [ 53.199440] Mem-Info: [ 53.199457] active_anon:52905 inactive_anon:42 isolated_anon:0 [ 53.199457] active_file:3538 inactive_file:8450 isolated_file:0 [ 53.199457] unevictable:0 dirty:358 writeback:0 unstable:0 [ 53.199457] slab_reclaimable:5418 slab_unreclaimable:59731 [ 53.199457] mapped:24026 shmem:49 pagetables:642 bounce:0 [ 53.199457] free:1476141 free_pcp:524 free_cma:0 [ 53.199474] Node 0 active_anon:211620kB inactive_anon:168kB active_file:14152kB inactive_file:33800kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96104kB dirty:1432kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 67584kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 53.199490] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 53.199514] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 53.199539] Normal free:2908656kB min:36824kB low:46028kB high:55232kB active_anon:211620kB inactive_anon:168kB active_file:14152kB inactive_file:33800kB unevictable:0kB writepending:1432kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21672kB slab_unreclaimable:238924kB kernel_stack:5664kB pagetables:2568kB bounce:0kB free_pcp:1336kB local_pcp:676kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 53.199586] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 372*4kB (UME) 79*8kB (UME) 54*16kB (UME) 35*32kB (UME) 73*64kB (UME) 13*128kB (UM) 5*256kB (UM) 8*512kB (ME) 1*1024kB (M) 6*2048kB (ME) 703*4096kB (M) = 2908616kB [ 53.199675] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 53.199677] 12037 total pagecache pages [ 53.199681] 0 pages in swap cache [ 53.199685] Swap cache stats: add 0, delete 0, find 0/0 [ 53.199686] Free swap = 0kB [ 53.199688] Total swap = 0kB [ 53.199690] 1965979 pages RAM [ 53.199692] 0 pages HighMem/MovableOnly [ 53.199694] 320509 pages reserved [ 53.206603] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 53.206611] CPU: 1 PID: 6563 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 53.206616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.206630] ffff8801c4b6f948 ffffffff81d943a9 1ffff1003896df2c ffff8801c489c800 [ 53.206641] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c4b6fa58 [ 53.206652] ffffffff81451b82 024000c2c4b6f998 0000000041b58ab3 ffffffff84195325 [ 53.206654] Call Trace: [ 53.206668] [] dump_stack+0xc1/0x128 [ 53.206677] [] warn_alloc+0x212/0x240 [ 53.206685] [] ? zone_watermark_ok_safe+0x280/0x280 [ 53.206693] [] ? avc_has_perm+0xb0/0x4f0 [ 53.206705] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 53.206716] [] __vmalloc_node_range+0x3f5/0x5f0 [ 53.206726] [] ? check_preemption_disabled+0x3b/0x200 [ 53.206734] [] ? task_has_security+0x130/0x270 [ 53.206741] [] vmalloc+0x5b/0x70 [ 53.206748] [] ? sel_write_load+0x130/0xfd0 [ 53.206755] [] sel_write_load+0x130/0xfd0 [ 53.206763] [] ? get_futex_key+0x1050/0x1050 [ 53.206770] [] ? sel_read_bool+0x250/0x250 [ 53.206776] [] ? do_futex+0x3f8/0x15c0 [ 53.206784] [] ? sel_read_bool+0x250/0x250 [ 53.206792] [] __vfs_write+0x103/0x680 [ 53.206800] [] ? do_iter_readv_writev+0x400/0x400 [ 53.206808] [] ? __might_sleep+0x95/0x1a0 [ 53.206816] [] ? __lock_is_held+0xa1/0xf0 [ 53.206825] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 53.206832] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 53.206839] [] ? __sb_start_write+0x14a/0x310 [ 53.206846] [] vfs_write+0x189/0x530 [ 53.206854] [] SyS_pwrite64+0x13f/0x170 [ 53.206861] [] ? SyS_pread64+0x170/0x170 [ 53.206869] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 53.206877] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 53.206886] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 53.206888] Mem-Info: [ 53.206905] active_anon:55466 inactive_anon:42 isolated_anon:0 [ 53.206905] active_file:3538 inactive_file:8450 isolated_file:0 [ 53.206905] unevictable:0 dirty:358 writeback:0 unstable:0 [ 53.206905] slab_reclaimable:5418 slab_unreclaimable:59731 [ 53.206905] mapped:24026 shmem:49 pagetables:647 bounce:0 [ 53.206905] free:1473613 free_pcp:519 free_cma:0 [ 53.206921] Node 0 active_anon:221864kB inactive_anon:168kB active_file:14152kB inactive_file:33800kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96104kB dirty:1432kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 77824kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 53.206955] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 53.207010] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 53.207041] Normal free:2898544kB min:36824kB low:46028kB high:55232kB active_anon:221864kB inactive_anon:168kB active_file:14152kB inactive_file:33800kB unevictable:0kB writepending:1432kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21672kB slab_unreclaimable:238924kB kernel_stack:5536kB pagetables:2588kB bounce:0kB free_pcp:1316kB local_pcp:656kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 53.207094] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 372*4kB (UME) 79*8kB (UME) 54*16kB (UME) 39*32kB (UME) 73*64kB (UME) 13*128kB (UM) 5*256kB (UM) 8*512kB (ME) 1*1024kB (M) 1*2048kB (E) 703*4096kB (M) = 2898504kB [ 53.207188] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 53.207190] 12037 total pagecache pages [ 53.207193] 0 pages in swap cache [ 53.207197] Swap cache stats: add 0, delete 0, find 0/0 [ 53.207199] Free swap = 0kB [ 53.207201] Total swap = 0kB [ 53.207203] 1965979 pages RAM 2018/01/28 06:20:38 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = epoll_create1(0x0) r1 = syz_open_dev$usbmon(&(0x7f0000c62000)='/dev/usbmon#\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, &(0x7f0000990000)=0x0, &(0x7f00008d7000-0x4)=0x4) ioctl$PERF_EVENT_IOC_RESET(r1, 0x2403, 0x7) epoll_ctl$EPOLL_CTL_ADD(r0, 0x1, r1, &(0x7f000070f000)={0x0, 0x0}) 2018/01/28 06:20:38 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x801, 0x0) bind$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}, 0x1c) r1 = socket$inet6(0xa, 0x7ff, 0x8e4) bind$inet6(r1, &(0x7f0000000000)={0xa, 0x0, 0x0, @ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0xff, 0xff], @empty=0x0}, 0x0}, 0x1c) 2018/01/28 06:20:38 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) memfd_create(&(0x7f000071f000)='\x00', 0x0) socket$inet_tcp(0x2, 0x1, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000b2b000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$unix(0x1, 0x20000000003, 0x0) socketpair$unix(0x1, 0xfffffffffffffffe, 0x0, &(0x7f0000feb000-0x8)={0xffffffffffffffff, 0xffffffffffffffff}) recvmsg(r3, &(0x7f0000aff000)={&(0x7f0000511000)=@in6={0x0, 0xffffffffffffffff, 0x0, @remote={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0x0}, 0x1c, &(0x7f0000cbe000-0x20)=[], 0x0, &(0x7f00007ac000-0x1000)=""/428, 0x1ac, 0x0}, 0x0) sendmsg$unix(r2, &(0x7f0000001000-0x38)={&(0x7f0000239000-0x8)=@abs={0x0, 0x0, 0xffffffffffffffff}, 0x8, &(0x7f0000008000)=[], 0x0, &(0x7f0000001000-0x10)=[@rights={0x200, 0x1, 0x1, [r1]}], 0x1, 0x0}, 0x0) r4 = socket$unix(0x1, 0x1, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000dfb000-0x8)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000252000)={0x0, 0x0, 0x0}, &(0x7f00002bb000-0x3)=0xc) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000c4b000)=0x0) openat$keychord(0xffffffffffffff9c, &(0x7f00001d4000)='/dev/keychord\x00', 0x40000, 0x0) getgid() ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000dfc000)=0x0) fstat(0xffffffffffffffff, &(0x7f00001a0000-0x44)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) geteuid() recvmsg(r6, &(0x7f0000286000-0x38)={&(0x7f0000415000)=@in6={0x0, 0xffffffffffffffff, 0x0, @remote={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0x0}, 0x1c, &(0x7f000071f000)=[], 0x6d, &(0x7f0000ec9000)=""/4096, 0x1000, 0x0}, 0x0) sendmsg$unix(r5, &(0x7f0000001000-0x38)={&(0x7f0000239000-0x8)=@abs={0x0, 0x0, 0xffffffffffffffff}, 0x8, &(0x7f0000008000)=[], 0x0, &(0x7f0000001000-0x10)=[@rights={0x200, 0x1, 0x1, [r4]}], 0x1, 0x0}, 0x0) socket$inet6(0xa, 0x8000000000000802, 0x0) 2018/01/28 06:20:38 executing program 6: mmap(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x0, 0x1b071, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000f000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mknod(&(0x7f0000010000-0x8)='./file0\x00', 0x8000, 0x7) pipe2(&(0x7f0000002000-0x8)={0x0, 0x0}, 0x0) ioctl$DRM_IOCTL_GET_MAP(r1, 0xc0286404, &(0x7f000000c000)={&(0x7f000000e000/0x1000)=nil, 0x4, 0x0, 0x1, &(0x7f0000006000/0x2000)=nil, 0x5}) remap_file_pages(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x0, 0xfffffffffffffffd, 0x0) mremap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3000, 0x0, &(0x7f0000000000/0x3000)=nil) ioctl$TIOCGPGRP(r0, 0x540f, &(0x7f0000010000-0x4)=0x0) fcntl$setownex(r0, 0xf, &(0x7f0000006000)={0x0, r2}) remap_file_pages(&(0x7f0000007000/0x2000)=nil, 0x2000, 0x2, 0x3, 0x0) 2018/01/28 06:20:38 executing program 2: mmap(&(0x7f0000000000/0x6000)=nil, 0x6000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f0000006000)='/dev/hwrng\x00', 0xbef01ba15ec53228, 0x0) r0 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000001000-0xc)='/dev/ashmem\x00', 0x0, 0x0) readv(r0, &(0x7f0000005000)=[{&(0x7f0000005000)=""/213, 0xd5}], 0x1) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) openat$ashmem(0xffffffffffffff9c, &(0x7f0000006000)='/dev/ashmem\x00', 0x0, 0x0) 2018/01/28 06:20:38 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000330000)='./file0\x00', 0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000856000-0x8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x3, &(0x7f0000bda000-0x1)="") kexec_load(0x4, 0x3, &(0x7f000030a000)=[{&(0x7f0000f33000)="4fdd4d0175e7f6a367c75b0a37833a20a4b7464fef660773a67e6b1bc5e686e56846f46adad492a86cc98a83706319d1bcbcdf427fdc319756298c476aac56979f0b68d4d383c001f096ec90b54f8dddd77957471c67492811ea2526fd7a87b2f32f02094bd23cc8994c1b87715eae2aa32bb2e8b5134624a376a0d041787049e4", 0x81, 0x800, 0x200}, {&(0x7f0000dd8000-0x26)="f1de520c6c145e37b96a24ec158f56165e0d983f8c75e3608f65d74436daee592f3284b72edc", 0x26, 0x4, 0x6}, {&(0x7f000017e000)="", 0x0, 0x9, 0x1}], 0x320000) mount(&(0x7f0000803000-0x8)='./file0\x00', &(0x7f0000976000)='./file0\x00', &(0x7f0000905000)='devtmpfs\x00', 0x85030, &(0x7f0000e9a000-0x79)="") r0 = openat$pktcdvd(0xffffffffffffff9c, &(0x7f00006b7000)='/dev/pktcdvd/control\x00', 0x400, 0x0) ioctl$EVIOCGPHYS(r0, 0x80404507, &(0x7f0000ad5000-0xbd)=""/189) chdir(&(0x7f0000870000)='./file0\x00') r1 = pkey_alloc(0x0, 0x2) pkey_mprotect(&(0x7f0000141000/0x1000)=nil, 0x1000, 0x1000000, r1) open(&(0x7f00009ed000+0x888)='./file0\x00', 0x40, 0x0) 2018/01/28 06:20:38 executing program 0: futex(&(0x7f000053c000-0x4)=0x8, 0x400000085, 0x0, &(0x7f00008ee000-0x10)={0x77359400, 0x0}, &(0x7f0000857000-0x4)=0x0, 0xa0000001) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_mls(0xffffffffffffff9c, &(0x7f0000001000-0xd)='/selinux/mls\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000299000/0x4000)=nil, 0x4000, 0xa, 0x1010, r0, 0x0) accept$unix(r0, 0x0, &(0x7f0000000000)=0x0) 2018/01/28 06:20:38 executing program 4: r0 = accept4(0xffffffffffffff9c, 0x0, &(0x7f0000e66000)=0x0, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = fcntl$getown(0xffffffffffffffff, 0x9) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) lstat(&(0x7f0000000000)='./file0\x00', &(0x7f0000aef000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r3 = getegid() sendmmsg$unix(r0, &(0x7f000044c000)=[{&(0x7f0000000000)=@abs={0x0, 0x0, 0x2}, 0x8, &(0x7f0000837000-0x80)=[{&(0x7f0000001000-0x4b)="5bfec0f7ca2e304e54d6687560406cc10554a94684a313cdd2fae4fa883b6cf45b2c4df97ae17fc25b8a74a3cea4d4fac2cc96f7cd2123aa3c814dcab4ee42e034736d87ca2f12d7cd7f5a", 0x4b}, {&(0x7f0000afe000-0x3d)="b64d5075d5ef92649251ae80c0f2ebc337e105e0da202c85633687f09053e7e0d8ff549082a211f37cb7ed75b549d9ae70bf53e1d68f3aa04d62762de4", 0x3d}, {&(0x7f0000000000)="4b5d69a6b603dcc0a5643cf6e8f8565d7e535c3ff60d872fd229f4e440e8b9939cc237", 0x23}, {&(0x7f00009db000-0xad)="43603b42ed3f22ec5e72aa23bb49b6363f37e95f0e57a2cbc06eeff1ea6b916923b200c80b77832886a74e13e5e4359fd423b960639b285ec66e3f309cca18f48d217d3f327b0e299d0bf5cf34adf827c0ccd3f28981ad58343fe411d43ac2ff51781bbe5daa5e0464a7315a157a53b1fa38934411cf8eabd2ec290fea4973f068550bcea959c07cbcdde831417260cdd8cc6cbfcda2a5e011a6f0900b7c8ea04e504cff466f622d53af8dd3b7", 0xad}, {&(0x7f0000000000)="8fa0f4cb229d94700a85a8f267177506299d832e0348765d08f422d6b1bb0a4c2190310b6451418f86da6b00f95e56ec16726a3775d6a8a938671559db230aa94d4f4db3dd0c1fb30cfe98392a42ae68016c4eb90d82f3c5c8ca7dfc7c767fe0b236617e5a8c71ee545486d5772faab6956b35d50bb1fca0d9d6bd6a998719f7e7d42505721ff9199badd1865773f9dbbb39e76c3a74536737a9758db10a611f9a277d04ebb344e7309b7fcbfe8ccc0a462504d2c6d0621ddbdf9246593b26657ea8071bdb7d409bc8856913cd15", 0xce}, {&(0x7f0000972000+0x3b5)="3000b43c5b", 0x5}, {&(0x7f00007ed000)="4e92b543b46564dd7dab38e02676e4b87e600a29a166d8dcd520de6052f615ae91b9c04cc30c73d753a0a08967a63bbac13a83fc2019", 0x36}, {&(0x7f0000001000-0x1000)="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", 0x1000}], 0x8, &(0x7f000004e000)=[@cred={0x20, 0x1, 0x2, r1, r2, r3}], 0x20, 0x8040}], 0x1, 0x4000001) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r4 = openat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x0, 0x20) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$packet_fanout(r4, 0x107, 0x12, &(0x7f0000001000-0x4)={0x0, 0x1, 0x0}, 0x4) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = openat$selinux_load(0xffffffffffffff9c, &(0x7f00001c9000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r5, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:38 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sg(&(0x7f0000dee000-0x9)='/dev/sg#\x00', 0x6, 0x2000) setsockopt$netrom_NETROM_T4(r0, 0x103, 0x6, &(0x7f000018b000-0x4)=0x9, 0x4) r1 = socket$netlink(0x10, 0x3, 0x4) writev(r1, &(0x7f00004aa000-0x10)=[{&(0x7f0000c3e000)="580000001400192300b54b80040d8c560a06000000000410489643c200000000000000018164243e8900000028215a0004fbf50dfff90004a5000004001ce1ed5e0000000000221f1000010007000600000000000000536e", 0x58}], 0x1) [ 53.207205] 0 pages HighMem/MovableOnly [ 53.207207] 320509 pages reserved [ 53.919268] binder: 6530:6562 transaction failed 29189/-3, size 0-0 line 3127 [ 53.921674] binder: undelivered TRANSACTION_ERROR: 29189 [ 53.921801] binder: release 6530:6547 transaction 39 out, still active 2018/01/28 06:20:38 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$sock_int(r0, 0x1, 0x12, &(0x7f0000690000-0x4)=0xfffffffffffffffd, 0x4) 2018/01/28 06:20:38 executing program 0: mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000001000-0xa)='/dev/ptmx\x00', 0x20000000, 0x0) ioctl$TCSETS(r0, 0x80045438, &(0x7f00003ba000-0x24)={0x0, 0x1ff, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$selinux_avc_hash_stats(0xffffffffffffff9c, &(0x7f0000003000)='/selinux/avc/hash_stats\x00', 0x0, 0x0) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f0000004000-0x20)={0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000003000)=0x20) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f0000004000-0x8)=@assoc_value={r2, 0xfffffffffffffffc}, 0x8) 2018/01/28 06:20:38 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x1, 0x0) ioctl$sock_inet_SIOCGIFDSTADDR(r0, 0x8917, &(0x7f0000a31000)={@generic="9b1c5b6b7d2fab064576eb2981cfc78d", @ifru_flags=0x900}) bind$inet(r0, &(0x7f00000f1000-0x10)={0x2, 0x3, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) connect$inet(r0, &(0x7f0000987000)={0x2, 0x3, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2018/01/28 06:20:38 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f000080a000-0xb)='/dev/hwrng\x00', 0x852b15a886dfee79, 0x0) ioctl$EVIOCGMTSLOTS(r0, 0x8040450a, &(0x7f0000e99000)=""/124) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r1, &(0x7f0000066000-0x38)={&(0x7f0000791000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000e2a000)={&(0x7f0000c5c000-0x14)={0x14, 0x7, 0xa, 0x1, 0xffffffffffffffff, 0xffffffffffffffff, {0x0, 0x0, 0x0}, []}, 0x14}, 0x1, 0x0, 0x0, 0x0}, 0x0) 2018/01/28 06:20:38 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2000000802, 0x0) connect$inet6(r0, &(0x7f00004f4000-0x1c)={0xa, 0xffffffffffffffff, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}, 0x1c) r1 = accept(r0, &(0x7f0000def000)=@pptp={0x0, 0x0, {0x0, @local={0x0, 0x0, 0xffffffffffffffff, 0x0}}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000c51000-0x4)=0x20) setsockopt$SO_VM_SOCKETS_BUFFER_SIZE(r1, 0x28, 0x0, &(0x7f0000053000)=0x7, 0x8) socketpair(0xc4bce3a7632cf3f8, 0x6, 0xf1c8, &(0x7f0000508000)={0x0, 0x0}) ioctl$DRM_IOCTL_GET_MAGIC(r2, 0x80046402, &(0x7f0000997000)=0x5432) connect$inet6(r1, &(0x7f000000d000-0x1c)={0xa, 0x1, 0xb850, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x2}, 0xf7) 2018/01/28 06:20:38 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pwrite64(0xffffffffffffffff, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:38 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) socketpair$inet6(0xa, 0x5, 0x4, &(0x7f00000ec000-0x8)={0x0, 0x0}) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f000092a000)={0x0, @in={{0x2, 0x0, @dev={0xac, 0x14, 0x0, 0xd}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x1, 0x8}, &(0x7f0000a62000-0x4)=0x98) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r1, 0x84, 0x73, &(0x7f0000179000-0x18)={r2, 0x7, 0x10, 0x1, 0x69f3}, &(0x7f0000de0000-0x4)=0x18) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000756000)=@generic="f016913a779d282d80b555fa3535a50e", 0x10) r3 = openat$selinux_commit_pending_bools(0xffffffffffffff9c, &(0x7f00001e4000)='/selinux/commit_pending_bools\x00', 0x1, 0x0) connect$pppoe(r3, &(0x7f00004b3000-0x1e)={0x18, 0x0, {0x2, @dev={[0xaa, 0xaa, 0xaa, 0xaa], 0x0, 0x14}, @common='vlan0\x00'}}, 0x1e) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:38 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$binder(&(0x7f0000ebc000)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x2000)=nil, 0x2000, 0x0, 0x20011, r0, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r0, 0x40046207, 0x0) r1 = fcntl$getown(r0, 0x9) process_vm_readv(r1, &(0x7f000086f000-0x60)=[{&(0x7f0000c39000)=""/13, 0xd}, {&(0x7f0000bb9000)=""/152, 0x98}, {&(0x7f00006dd000-0x4e)=""/78, 0x4e}, {&(0x7f0000962000-0x3d)=""/61, 0x3d}, {&(0x7f000096e000-0xf9)=""/249, 0xf9}, {&(0x7f0000330000-0x88)=""/136, 0x88}], 0x6, &(0x7f0000b8e000)=[{&(0x7f0000ccf000-0x8e)=""/142, 0x8e}, {&(0x7f0000def000-0xdf)=""/223, 0xdf}, {&(0x7f0000a69000)=""/37, 0x25}, {&(0x7f00004b4000)=""/184, 0xb8}], 0x4, 0x0) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000008000)={0x44, 0x0, &(0x7f0000005000-0x44)=[@transaction={0x40406300, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x28, 0x8, &(0x7f000026c000)=[@ptr={0x73622a85, 0x0, &(0x7f00004ee000-0x76)='\x00', 0x1, 0x0, 0x0}], &(0x7f000000b000-0x30)=[0x0]}}], 0x0, 0x0, &(0x7f0000009000)=""}) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f000090a000)={0x54, 0x0, &(0x7f00009d5000)=[@transaction_sg={0x40486311, {{0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x28, 0x0, &(0x7f0000a0a000-0x50)=[], &(0x7f0000711000)=[]}, 0x0}}, @release={0x40046306, 0x0}], 0x90, 0x0, &(0x7f0000f98000-0x22)=""}) [ 53.921804] binder: undelivered TRANSACTION_COMPLETE [ 53.921841] binder: send failed reply for transaction 39, target dead [ 53.951923] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) 2018/01/28 06:20:38 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x3) r1 = openat$keychord(0xffffffffffffff9c, &(0x7f0000bb9000-0xe)='/dev/keychord\x00', 0xa000, 0x0) ioctl$TCSETS(r1, 0x5402, &(0x7f000020c000-0x24)={0x7fff0, 0xffffffff, 0x2, 0x9, 0x1, 0x8, 0x7ff, 0x1, 0x5, 0x101, 0x2636683a, 0xfffffffffffffff8}) vmsplice(r0, &(0x7f000006b000-0x90)=[{&(0x7f0000b94000)="b91ec8bca9b4da578cda996cba53f63a7a3004022c8b2725ed7867a9ae83ba3bfcd4f922f64acdeebf2f6228d0", 0x2d}, {&(0x7f0000e1b000-0xdf)="12aac5e8de97b28d05d41a2c969235d95993740cc9633bfc003c6f85cb45b0bdc61c65cfa09ee3c53bc95c09ce740a3117053e34582c02df469d9c046f6f0b5e408c9c7a34acf8afdea7d8b79731206d60042cd8a22cb15f94d92b1c434d123699757fb6fcbc89fc2375f3af223995ba370666b74831131a7763a51c084eaf85762c3be257278fc17ea380d212d567fa166b221774455ef54507bd5c00fc00aa35662e554620d72429619b4b0c98e5ed6b695de58e6464734c88c2aba3d3de84f762f26afbb36695c1bffbbf00fbee73a0ec2910f4f597063da5fe86eb632c", 0xdf}, {&(0x7f000097c000)="", 0x0}, {&(0x7f00007e9000-0x6e)="2dd725dc590b75ff6a664eadcf7d12f365c40cfecc49cd80960c33d84a8c88a6e7a4a213444a7cc02a0dbd011c9973efe338663f9e8d17aa25f188b121ca063862d0be82b71d2984b1dacd44452e300fb0133faca3e0e63b4464afad46080964928c847e1346b289b540b40c1693", 0x6e}, {&(0x7f0000e6e000)="ba799584bc7bdb36e611184df7c98bb2af9a263edb87e84b18aff572851456ac1bb6b4e20f03f56b20e304b3f163335752d54b0549051c046c5c931b7f91edcc9ae2b8c286024d9185a82df2b8daf5eba4ffc0eee2480194c0ff49e3f52d52f8093e1f81ee79b3ec370bc1b2ba54ec133f8115c3b2197f63a25a4327a8b3daeafa0ec7aacd2540eaac3feab4fbb0830d824278643f3fc9f59f13e7772db448b674c0119dad2dec9770c196bd2cc98288fb9e397aeb68fd6c", 0xb8}, {&(0x7f000090a000-0x70)="4d62cdce415ac4951a8a7ed43596e343e6661f5e674ac15fff48158bba36c18b580a38b3bb205510d8ffbabcacd7de936a4e3b809d03dd8612536edda931da107cc8c65d26f0777293d7679a1b677a876ee0ed92130d099086df1633e64d88d2c20e3b7076b68c0d7b25cb105479517c", 0x70}, {&(0x7f00007ce000)="f3176830f84b6680a1b861d33fb59261e7807eb115b44b036bd316c30e3afae7e59a292ffff01981590ffb2708213d7440a5de048b90e3743c931767e8b34045853936abc606ae6e66cfc3a39c99b5ad50a50a400f2420fdc4f9ba8942e4107aeac2416b9fdff147a810fcac83b8b7a8a6ba855fa019c97482c2394c2ea3df296f833c91500bbd4a5968cf9c610cf3002ce4e61b64011cf5d5f7704950416e2e84d4890f228511da95692f4a938ac4ee987f5325df786c286499b1", 0xbb}, {&(0x7f0000163000-0xba)="8bbb5f86cf38ce9f3ca39f691b854e1d99e9b9eb9efa6550187eb28f0d11dae71b853094f3000d0a4bb2edae7f7baabe33fb193800e03a1eb0599145c55999fb6766dbbf6af940642a65bb002b41c46e0058c616770154cb132d3cdfe785681c1728358bc7a914a5dcb98bcf7d88cf7fa36176601510096679229aadd7a2487c50c88d2a1d3a8656fa50e9c3829e672355892fa2cba90b6260ca031af571e4bbf756c20ead6bb73c7c55e78723249dd300ec10d3f0470de4ff82", 0xba}, {&(0x7f0000ba2000)="8aeebb1920a062ad69af1432566dc36117e93628c85bcc7004ad55e3dce221b6b345644abebe45439d89d25b435f0919fbaa1573bc6270c5d646ec3dccd502282dd74848c5f25fe35518e267a92455c768b8a7f7f690cf8ccb05252765b9bfc90801e72646d3d49dc066e1805d4f6b9f7c350faf692897f14d31190d0ce6c66b1d33442fc3ba17fcaa0964c9f9817aef0b3f66957b17d01ff795b3f781c844a1f513ac34f320", 0xa6}], 0x9, 0xc) writev(r0, &(0x7f0000953000-0x10)=[{&(0x7f0000e45000-0x29)="29000000200019f84e3d81f5be0a007a020000000000ea01200000000600110007000000000000ffe8", 0x29}], 0x1) [ 53.951932] CPU: 1 PID: 6585 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 53.951937] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.951950] ffff8801b23b7948 ffffffff81d943a9 1ffff10036476f2c ffff8801b1e4e000 [ 53.951961] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801b23b7a58 [ 53.951972] ffffffff81451b82 024000c2b23b7998 0000000041b58ab3 ffffffff84195325 [ 53.951973] Call Trace: [ 53.951986] [] dump_stack+0xc1/0x128 [ 53.951996] [] warn_alloc+0x212/0x240 [ 53.952004] [] ? zone_watermark_ok_safe+0x280/0x280 [ 53.952012] [] ? avc_has_perm+0xb0/0x4f0 [ 53.952023] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 53.952033] [] __vmalloc_node_range+0x3f5/0x5f0 [ 53.952043] [] ? check_preemption_disabled+0x3b/0x200 [ 53.952050] [] ? task_has_security+0x130/0x270 [ 53.952058] [] vmalloc+0x5b/0x70 [ 53.952065] [] ? sel_write_load+0x130/0xfd0 [ 53.952072] [] sel_write_load+0x130/0xfd0 [ 53.952079] [] ? get_futex_key+0x1050/0x1050 [ 53.952086] [] ? sel_read_bool+0x250/0x250 [ 53.952093] [] ? do_futex+0x3f8/0x15c0 [ 53.952101] [] ? sel_read_bool+0x250/0x250 [ 53.952108] [] __vfs_write+0x103/0x680 [ 53.952116] [] ? do_iter_readv_writev+0x400/0x400 [ 53.952124] [] ? __might_sleep+0x95/0x1a0 [ 53.952132] [] ? __lock_is_held+0xa1/0xf0 [ 53.952141] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 53.952148] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 53.952155] [] ? __sb_start_write+0x14a/0x310 [ 53.952162] [] vfs_write+0x189/0x530 [ 53.952170] [] SyS_pwrite64+0x13f/0x170 [ 53.952178] [] ? SyS_pread64+0x170/0x170 [ 53.952186] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 53.952194] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 53.952202] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 53.952206] Mem-Info: [ 53.952223] active_anon:56974 inactive_anon:42 isolated_anon:0 [ 53.952223] active_file:3538 inactive_file:8455 isolated_file:0 [ 53.952223] unevictable:0 dirty:362 writeback:0 unstable:0 [ 53.952223] slab_reclaimable:5423 slab_unreclaimable:59692 [ 53.952223] mapped:24048 shmem:49 pagetables:680 bounce:0 [ 53.952223] free:1471477 free_pcp:342 free_cma:0 [ 53.952242] Node 0 active_anon:227896kB inactive_anon:168kB active_file:14152kB inactive_file:33820kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96192kB dirty:1448kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 71680kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 53.952263] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 53.952293] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 53.956454] Normal free:2890104kB min:36824kB low:46028kB high:55232kB active_anon:229840kB inactive_anon:168kB active_file:14152kB inactive_file:33820kB unevictable:0kB writepending:1448kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21692kB slab_unreclaimable:238768kB kernel_stack:5984kB pagetables:2720kB bounce:0kB free_pcp:772kB local_pcp:396kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 53.956507] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 296*4kB (ME) 65*8kB (UME) 73*16kB (UM) 29*32kB (UME) 73*64kB (UME) 14*128kB (UM) 5*256kB (UM) 8*512kB (ME) 1*1024kB (M) 1*2048kB (E) 701*4096kB (M) = 2890008kB [ 53.956597] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 53.956599] 12041 total pagecache pages [ 53.956602] 0 pages in swap cache [ 53.956605] Swap cache stats: add 0, delete 0, find 0/0 [ 53.956607] Free swap = 0kB [ 53.956609] Total swap = 0kB [ 53.956612] 1965979 pages RAM [ 53.956614] 0 pages HighMem/MovableOnly [ 53.956616] 320509 pages reserved [ 54.018524] binder: 6612:6616 Release 1 refcount change on invalid ref 0 ret -22 [ 54.031200] binder_alloc: binder_alloc_mmap_handler: 6612 20000000-20002000 already mapped failed -16 [ 54.033735] binder: BINDER_SET_CONTEXT_MGR already set [ 54.033743] binder: 6612:6616 ioctl 40046207 0 returned -16 [ 54.035213] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 54.035221] CPU: 1 PID: 6610 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 54.035226] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.035238] ffff8801c4b6f948 ffffffff81d943a9 1ffff1003896df2c ffff8801c40e0000 [ 54.035248] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c4b6fa58 [ 54.035258] ffffffff81451b82 024000c2c4b6f998 0000000041b58ab3 ffffffff84195325 [ 54.035260] Call Trace: [ 54.035272] [] dump_stack+0xc1/0x128 [ 54.035281] [] warn_alloc+0x212/0x240 [ 54.035289] [] ? zone_watermark_ok_safe+0x280/0x280 [ 54.035298] [] ? avc_has_perm+0xb0/0x4f0 [ 54.035307] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 54.035317] [] __vmalloc_node_range+0x3f5/0x5f0 [ 54.035328] [] ? check_preemption_disabled+0x3b/0x200 [ 54.035338] [] ? task_has_security+0x130/0x270 [ 54.035346] [] vmalloc+0x5b/0x70 [ 54.035353] [] ? sel_write_load+0x130/0xfd0 [ 54.035360] [] sel_write_load+0x130/0xfd0 [ 54.035367] [] ? get_futex_key+0x1050/0x1050 [ 54.035374] [] ? sel_read_bool+0x250/0x250 [ 54.035381] [] ? do_futex+0x3f8/0x15c0 [ 54.035389] [] ? check_preemption_disabled+0x3b/0x200 [ 54.035396] [] ? sel_read_bool+0x250/0x250 [ 54.035404] [] __vfs_write+0x103/0x680 [ 54.035412] [] ? do_iter_readv_writev+0x400/0x400 [ 54.035420] [] ? __might_sleep+0x95/0x1a0 [ 54.035428] [] ? __lock_is_held+0xa1/0xf0 [ 54.035436] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 54.035443] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 54.035454] [] ? __sb_start_write+0x14a/0x310 [ 54.035461] [] vfs_write+0x189/0x530 [ 54.035469] [] SyS_pwrite64+0x13f/0x170 [ 54.035477] [] ? SyS_pread64+0x170/0x170 [ 54.035485] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 54.035493] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 54.035502] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 54.035520] Mem-Info: [ 54.035541] active_anon:59527 inactive_anon:42 isolated_anon:0 [ 54.035541] active_file:3538 inactive_file:8455 isolated_file:0 [ 54.035541] unevictable:0 dirty:362 writeback:0 unstable:0 [ 54.035541] slab_reclaimable:5423 slab_unreclaimable:59571 [ 54.035541] mapped:24073 shmem:49 pagetables:717 bounce:0 [ 54.035541] free:1469659 free_pcp:381 free_cma:0 [ 54.035561] Node 0 active_anon:238108kB inactive_anon:168kB active_file:14152kB inactive_file:33820kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96292kB dirty:1448kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 71680kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 54.035580] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 54.035612] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 54.035639] Normal free:2882728kB min:36824kB low:46028kB high:55232kB active_anon:238108kB inactive_anon:168kB active_file:14152kB inactive_file:33820kB unevictable:0kB writepending:1448kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21692kB slab_unreclaimable:238284kB kernel_stack:5952kB pagetables:2868kB bounce:0kB free_pcp:764kB local_pcp:388kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 54.035685] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 364*4kB (UME) 80*8kB (UME) 64*16kB (UM) 44*32kB (UM) 74*64kB (UME) 15*128kB (UM) 5*256kB (UM) 8*512kB (ME) 1*1024kB (M) 1*2048kB (E) 699*4096kB (M) = 2882736kB [ 54.035807] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 54.035809] 12041 total pagecache pages [ 54.035813] 0 pages in swap cache [ 54.035817] Swap cache stats: add 0, delete 0, find 0/0 [ 54.035819] Free swap = 0kB [ 54.035821] Total swap = 0kB [ 54.035823] 1965979 pages RAM [ 54.035825] 0 pages HighMem/MovableOnly [ 54.035827] 320509 pages reserved [ 54.043241] binder_alloc: 6612: binder_alloc_buf, no vma [ 54.043258] binder: 6612:6620 transaction failed 29189/-3, size 40-8 line 3127 [ 54.049863] binder: undelivered TRANSACTION_ERROR: 29189 [ 54.049952] binder: release 6612:6616 transaction 42 out, still active [ 54.049979] binder: send failed reply for transaction 42, target dead [ 54.049985] binder: undelivered transaction 45, process died. [ 54.068820] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 54.068829] CPU: 1 PID: 6623 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 54.068834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.068846] ffff8801c45df948 ffffffff81d943a9 1ffff100388bbf2c ffff8801b1d54800 [ 54.068860] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c45dfa58 [ 54.068869] ffffffff81451b82 024000c2c45df998 0000000041b58ab3 ffffffff84195325 [ 54.068871] Call Trace: [ 54.068884] [] dump_stack+0xc1/0x128 [ 54.068892] [] warn_alloc+0x212/0x240 [ 54.068900] [] ? zone_watermark_ok_safe+0x280/0x280 [ 54.068908] [] ? avc_has_perm+0xb0/0x4f0 [ 54.068918] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 54.068929] [] __vmalloc_node_range+0x3f5/0x5f0 [ 54.068941] [] ? check_preemption_disabled+0x3b/0x200 [ 54.068949] [] ? task_has_security+0x130/0x270 [ 54.068957] [] vmalloc+0x5b/0x70 [ 54.068964] [] ? sel_write_load+0x130/0xfd0 [ 54.068971] [] sel_write_load+0x130/0xfd0 [ 54.068978] [] ? get_futex_key+0x1050/0x1050 [ 54.068985] [] ? sel_read_bool+0x250/0x250 [ 54.068992] [] ? do_futex+0x3f8/0x15c0 [ 54.068999] [] ? sel_read_bool+0x250/0x250 [ 54.069007] [] __vfs_write+0x103/0x680 [ 54.069015] [] ? do_iter_readv_writev+0x400/0x400 [ 54.069023] [] ? __might_sleep+0x95/0x1a0 [ 54.069031] [] ? __lock_is_held+0xa1/0xf0 [ 54.069040] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 54.069047] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 54.069054] [] ? __sb_start_write+0x14a/0x310 [ 54.069061] [] vfs_write+0x189/0x530 [ 54.069069] [] SyS_pwrite64+0x13f/0x170 [ 54.069076] [] ? SyS_pread64+0x170/0x170 [ 54.069084] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 54.069092] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 54.069101] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 54.069104] Mem-Info: [ 54.069121] active_anon:61555 inactive_anon:42 isolated_anon:0 [ 54.069121] active_file:3538 inactive_file:8455 isolated_file:0 [ 54.069121] unevictable:0 dirty:362 writeback:0 unstable:0 [ 54.069121] slab_reclaimable:5423 slab_unreclaimable:59712 [ 54.069121] mapped:24048 shmem:49 pagetables:643 bounce:0 [ 54.069121] free:1466977 free_pcp:428 free_cma:0 [ 54.069137] Node 0 active_anon:246220kB inactive_anon:168kB active_file:14152kB inactive_file:33820kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96192kB dirty:1448kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 71680kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 54.069153] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 54.069178] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 54.069208] Normal free:2872000kB min:36824kB low:46028kB high:55232kB active_anon:246220kB inactive_anon:168kB active_file:14152kB inactive_file:33820kB unevictable:0kB writepending:1448kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21692kB slab_unreclaimable:238848kB kernel_stack:5952kB pagetables:2572kB bounce:0kB free_pcp:952kB local_pcp:464kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 54.069292] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 364*4kB (UME) 81*8kB (UME) 65*16kB (UME) 30*32kB (UME) 73*64kB (UM) 15*128kB (UM) 5*256kB (UM) 8*512kB (ME) 1*1024kB (M) 2*2048kB (ME) 696*4096kB (M) = 2872008kB 2018/01/28 06:20:40 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f00007e9000)="6e65742f726f75746500a1") setsockopt$inet_sctp6_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000bcb000-0x4)=@int=0x8, 0x4) readv(r0, &(0x7f00000b7000)=[{&(0x7f00005d4000-0xbc)=""/188, 0xbc}], 0x1) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000710000)={0x0, 0x7}, &(0x7f000083d000-0x4)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r0, 0x84, 0x22, &(0x7f0000c82000)={0x9, 0xa, 0x3ff, 0x200, r1}, &(0x7f0000782000-0x4)=0x10) 2018/01/28 06:20:40 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) seccomp(0x1, 0x1, &(0x7f0000045000-0x10)={0x1, &(0x7f0000a80000)=[{0x6, 0x0, 0x5, 0xffffffff}]}) socket$unix(0x1, 0x5, 0x0) ptrace(0xffffffffffffffff, 0x0) 2018/01/28 06:20:40 executing program 3: mmap(&(0x7f0000000000/0x25000)=nil, 0x25000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000023000)={@syzn={0x73, 0x79, 0x7a, 0xffffffffffffffff, 0x0}, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) mmap(&(0x7f0000025000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$selinux_avc_hash_stats(0xffffffffffffff9c, &(0x7f0000026000-0x18)='/selinux/avc/hash_stats\x00', 0x0, 0x0) mmap(&(0x7f0000025000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_tcp_TCP_CONGESTION(r2, 0x6, 0xd, &(0x7f0000026000-0x4)='cdg\x00', 0x4) sendmsg$nl_route(r0, &(0x7f000001c000-0x38)={&(0x7f0000016000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f000000b000)={&(0x7f0000022000)=@delneigh={0x24, 0x1d, 0x513, 0xffffffffffffffff, 0xffffffffffffffff, {0x0, 0x0, 0x0, r1, 0x0, 0x0, 0x0}, [@NDA_DST_IPV4={0x8, 0x1, @dev={0xac, 0x14, 0xffffffffffffffff, 0x0}}]}, 0x24}, 0x1, 0x0, 0x0, 0x0}, 0x0) r3 = memfd_create(&(0x7f000001b000-0x2)='5\x00', 0x2) bind$pptp(r3, &(0x7f000001b000)={0x18, 0x2, {0x1, @loopback=0x7f000001}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x20) 2018/01/28 06:20:40 executing program 4: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) rmdir(&(0x7f0000000000)='./file0\x00') mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = accept4(0xffffffffffffff9c, &(0x7f00005ff000-0x10)=@can={0x0, 0x0, 0x0, 0x0}, &(0x7f0000902000-0x4)=0x10, 0x800) flistxattr(r0, &(0x7f00001c1000)=""/2, 0x2) socketpair(0x2000000000, 0x801, 0x81, &(0x7f000080e000-0x8)={0x0, 0x0}) setsockopt$inet6_tcp_TCP_FASTOPEN_KEY(r1, 0x6, 0x21, &(0x7f00002fa000)="0260d4571f23a9b715aed7ff80b04df3", 0x10) r2 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r2, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:40 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl(0xffffffffffffffff, 0x8000451f, &(0x7f000058f000)="") 2018/01/28 06:20:40 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x1, 0x0) r1 = syz_open_dev$tun(&(0x7f0000520000-0xd)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000a5b000-0x28)={@generic="30376f2b010f95178fc0666124177a63", @ifru_names=@generic="4f54000cc0a1ed4f3a0a1fdc222073b5"}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000630000-0x20)={@common='gre0\x00', @ifru_flags=0x301}) r2 = dup3(r0, r1, 0x0) ioctl$sock_netrom_TIOCOUTQ(r2, 0x5411, &(0x7f000021b000-0x4)=0x0) rt_sigprocmask(0x0, &(0x7f0000033000-0x8)={0x0}, 0x0, 0x8) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000708000)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_addrs={0x2, 0xffffffffffffffff, @dev={0xac, 0x14, 0xffffffffffffffff, 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) 2018/01/28 06:20:40 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(0xffffffffffffff9c, 0x84, 0x22, &(0x7f0000000000)={0x1, 0x0, 0x7, 0x7, 0x0}, &(0x7f0000001000-0x4)=0x10) r0 = socket$inet(0x2, 0x1, 0x0) r1 = syz_open_dev$tun(&(0x7f0000520000-0xd)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f000040f000)={@common='gre0\x00', @ifru_ivalue=0xfffffffffffffffe}) syz_open_dev$sg(&(0x7f00001b7000)='/dev/sg#\x00', 0x401, 0x103002) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000630000-0x20)={@common='gre0\x00', @ifru_flags=0x301}) ioctl$TCSBRK(0xffffffffffffffff, 0x5409, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(0xffffffffffffffff, 0x84, 0x7b, &(0x7f0000281000)={0x0, 0x0}, 0x8) socketpair$unix(0x1, 0x0, 0x0, &(0x7f00003c3000-0x8)={0x0, 0x0}) setsockopt$inet_group_source_req(r2, 0x0, 0x0, &(0x7f0000d01000-0x118)={0x1, {{0x2, 0x2, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {{0x2, 0x0, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x118) eventfd2(0x800000000002009, 0x0) 2018/01/28 06:20:40 executing program 1: mmap(&(0x7f0000fcc000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000fcc000)='/dev/ptmx\x00', 0x40000000000080, 0x0) ioctl$TCSETS(r0, 0x80045439, &(0x7f00003ba000-0x24)={0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20000000}) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000fcd000-0x4)=0x9) 2018/01/28 06:20:40 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000378000)='./file0\x00', 0x41) setsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r0, 0x84, 0x12, &(0x7f0000efd000)=0xb1d, 0x4) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00002a0000-0x8)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f00004cd000)='/selinux/avc/cache_threshold\x00', 0x2, 0x0) getpeername$inet6(r2, &(0x7f0000494000+0x3f2)={0x0, 0xffffffffffffffff, 0x0, @mcast2={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, 0x0}, &(0x7f00008b5000)=0xffffffffffffffe4) sendmsg$unix(r1, &(0x7f0000001000-0x38)={&(0x7f000026c000)=@abs={0x0, 0x0, 0xffffffffffffffff}, 0x8, &(0x7f0000008000)=[], 0x0, &(0x7f0000001000-0x10)=[@rights={0x4a3, 0x1, 0x1, [0xffffffffffffffff]}], 0x1, 0x0}, 0x0) [ 54.069390] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 54.069392] 12041 total pagecache pages [ 54.069396] 0 pages in swap cache [ 54.069399] Swap cache stats: add 0, delete 0, find 0/0 [ 54.069401] Free swap = 0kB [ 54.069403] Total swap = 0kB [ 54.069405] 1965979 pages RAM [ 54.069407] 0 pages HighMem/MovableOnly [ 54.069409] 320509 pages reserved 2018/01/28 06:20:40 executing program 3: mmap(&(0x7f0000000000/0x1b000)=nil, 0x1b000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x10, 0x804, 0x7ff) sendmsg(r0, &(0x7f0000008000-0x38)={0x0, 0x0, &(0x7f000000d000)=[{&(0x7f0000008000)="4c0000001100ff20fffefd956fc283b724a60080020000000000000000000000100003001fc41180b598bc593ab6821148a730de33a49868c62b2ca654a6613b6aabf35d4c1cbc832b0790ed", 0x4c}], 0x1, 0x0, 0x0, 0x0}, 0x0) mmap(&(0x7f000001b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_inet_tcp_SIOCOUTQ(r0, 0x5411, &(0x7f000001c000-0x4)=0x0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f000000c000-0xa)='/dev/ptmx\x00', 0xc2100, 0x0) ioctl$TIOCGPGRP(r1, 0x540f, &(0x7f000000b000)=0x0) mmap(&(0x7f000001c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sched_rr_get_interval(r2, &(0x7f000001d000-0x10)={0x0, 0x0}) ioctl$TIOCGSID(0xffffffffffffff9c, 0x5429, &(0x7f000000e000-0x4)=0x0) mmap(&(0x7f000001c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f000001c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f000001d000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) get_robust_list(r3, &(0x7f000000c000-0x8)=&(0x7f000000c000-0x18)={&(0x7f0000000000/0x1000)=nil, 0x0, &(0x7f0000000000/0x1000)=nil}, &(0x7f000001d000)=0x8) mmap(&(0x7f000001c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f000001c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) recvmsg(r0, &(0x7f0000013000-0x38)={&(0x7f0000007000)=@pptp={0x0, 0x0, {0x0, @loopback=0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x20, &(0x7f000001d000-0x20)=[{&(0x7f000001c000)=""/180, 0xb4}, {&(0x7f0000014000)=""/204, 0xcc}], 0x2, &(0x7f0000018000-0x1f)=""/31, 0x1f, 0x7ff}, 0x2000) 2018/01/28 06:20:40 executing program 2: mmap(&(0x7f0000000000/0x1f000)=nil, 0x1f000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$loop(&(0x7f0000001000-0xb)='/dev/loop#\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r0) readahead(r0, 0x1f66, 0x0) readv(r0, &(0x7f0000002000)=[{&(0x7f0000002000-0xb0)=""/176, 0xb0}], 0x1) [ 55.555248] device gre0 entered promiscuous mode [ 55.576363] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 55.590650] CPU: 0 PID: 6650 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 55.598186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.607532] ffff8801c4717948 ffffffff81d943a9 1ffff100388e2f2c ffff8801c473b000 [ 55.615571] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c4717a58 2018/01/28 06:20:40 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mkdir(&(0x7f000003d000)='./file0\x00', 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000cf2000-0x4)=0x0) sched_getparam(r0, &(0x7f00004d5000)=0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000d22000)='./file0\x00', &(0x7f0000554000-0x7)='cgroup\x00', 0x0, &(0x7f0000c2f000)="") [ 55.623591] ffffffff81451b82 024000c2c4717998 0000000041b58ab3 ffffffff84195325 [ 55.631603] Call Trace: [ 55.634175] [] dump_stack+0xc1/0x128 [ 55.639529] [] warn_alloc+0x212/0x240 [ 55.644972] [] ? zone_watermark_ok_safe+0x280/0x280 [ 55.651624] [] ? avc_has_perm+0xb0/0x4f0 [ 55.657308] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 55.663788] [] __vmalloc_node_range+0x3f5/0x5f0 [ 55.670096] [] ? check_preemption_disabled+0x3b/0x200 2018/01/28 06:20:40 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket(0xa, 0x6, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000b0d000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, &(0x7f0000e36000)=@ethtool_sset_info={0x37, 0x0, 0x3, []}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) 2018/01/28 06:20:40 executing program 2: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x80000) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x3, 0x0}) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000001000-0x18)={0xaa, 0x0, 0x0}) pipe(&(0x7f0000001000-0x8)={0x0, 0x0}) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000003000-0xc)={0x2, 0x0}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_udp_encap(r2, 0x11, 0x64, &(0x7f0000f2d000)=0x7, 0x4) epoll_create1(0x0) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000000)={{&(0x7f0000173000/0x1000)=nil, 0x1000}, 0x1, 0x0}) r3 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$inet_tcp_int(r3, 0x6, 0xb, &(0x7f0000001000)=0x0, &(0x7f0000012000)=0x4) r4 = openat$selinux_checkreqprot(0xffffffffffffff9c, &(0x7f0000b79000)='/selinux/checkreqprot\x00', 0x1, 0x0) setsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0x14, &(0x7f00003f5000-0x4)=@int=0x40, 0x4) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) dup3(r1, r0, 0x0) [ 55.676914] [] ? task_has_security+0x130/0x270 [ 55.683127] [] vmalloc+0x5b/0x70 [ 55.688136] [] ? sel_write_load+0x130/0xfd0 [ 55.694101] [] sel_write_load+0x130/0xfd0 [ 55.699889] [] ? get_futex_key+0x1050/0x1050 [ 55.705936] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 55.712766] [] ? sel_read_bool+0x250/0x250 [ 55.718635] [] ? do_futex+0x3f8/0x15c0 2018/01/28 06:20:40 executing program 2: mmap(&(0x7f0000000000/0xdf9000)=nil, 0xdf9000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x0, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$inet_mreq(r0, 0x0, 0x20, &(0x7f0000df5000)={@remote={0xac, 0x14, 0x0, 0xbb}, @loopback=0x7f000001}, 0x8) r1 = openat$selinux_member(0xffffffffffffff9c, &(0x7f0000df6000)='/selinux/member\x00', 0x2, 0x0) ioctl$DRM_IOCTL_MODE_SETCRTC(r1, 0xc06864a2, &(0x7f0000df7000-0x64)={&(0x7f0000df7000-0x20)=[0xfff, 0x20, 0x6, 0xc34, 0x7f, 0x200, 0x4, 0x4], 0x8, 0x5, 0x7f, 0x20, 0x1, 0x8, {0x3, 0x8, 0x10001, 0x80000001, 0x1f, 0x5, 0x400, 0x4, 0x8000, 0x3f, 0xe99a, 0x0, 0x7fff, 0x9, "537beb4dbb5b046a70dc960ac7c74106f5b698198db1fcfdc1478da1b2daa8d9"}}) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000df5000-0x4)=0x0, 0x4) connect$inet(r0, &(0x7f0000002000-0x6)={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000933000)=0x182, 0x4) r2 = accept$inet(r0, &(0x7f0000644000)={0x0, 0x0, @broadcast=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000df5000)=0x10) mmap(&(0x7f0000df9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000df9000)=[@in={0x2, 0x1, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x1, 0x8, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x0}, @in6={0xa, 0x1, 0x1ff, @dev={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xd}, 0x3}, @in={0x2, 0x2, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x2, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x2, 0x5, @dev={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x15}, 0x78}], 0x84) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_STATUS(r1, 0xc05c5340, &(0x7f0000a32000)={0x7ff, 0xfffffffffffffffa, 0x10000, {0x0, 0x989680}, 0x7, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) mmap(&(0x7f0000df9000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_inet_SIOCGARP(r0, 0x8954, &(0x7f0000df9000)={{0x2, 0x3, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x306, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, {0x2, 0x1, @rand_addr=0x5, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @generic="61fbd6c9e7c13a1a9f48bf1f3ad25e8b"}) ioctl$TIOCLINUX2(r1, 0x541c, &(0x7f0000df8000-0xc)={0x2, 0xffffffff, 0x1, 0x7ff, 0xa40, 0x80000000000}) getsockopt$inet_tcp_int(r1, 0x6, 0x15, &(0x7f0000df8000)=0x0, &(0x7f0000df8000)=0x4) getsockopt$inet_sctp_SCTP_GET_ASSOC_NUMBER(r2, 0x84, 0x1c, &(0x7f0000df5000)=0x0, &(0x7f0000df6000-0x4)=0x4) sendto$inet(r0, &(0x7f0000931000-0x832)="d3", 0x1, 0x0, &(0x7f0000931000-0x10)={0x2, 0x0, @rand_addr=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) ioctl$VT_ACTIVATE(r1, 0x5606, 0xac4b) [ 55.724152] [] ? check_preemption_disabled+0x3b/0x200 [ 55.730975] [] ? sel_read_bool+0x250/0x250 [ 55.736848] [] __vfs_write+0x103/0x680 [ 55.742393] [] ? do_iter_readv_writev+0x400/0x400 [ 55.748864] [] ? __might_sleep+0x95/0x1a0 [ 55.754634] [] ? __lock_is_held+0xa1/0xf0 [ 55.760399] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 55.767222] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 2018/01/28 06:20:40 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socket$inet_tcp(0x2, 0x1, 0x0) r0 = syz_open_dev$sg(&(0x7f0000d6d000)='/dev/sg#\x00', 0x0, 0x0) ioctl$TCSBRKP(r0, 0x5382, 0x0) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, r0) 2018/01/28 06:20:40 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = openat$selinux_mls(0xffffffffffffff9c, &(0x7f0000f5d000)='/selinux/mls\x00', 0x0, 0x0) ioctl$TCSETSW(r1, 0x5403, &(0x7f00009ce000)={0xb3, 0xfffffffffffffffc, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x4, 0x4777ec58, 0x2, 0x6, 0x5, 0xfffffffffffffffc}) sendmsg$nl_route(r0, &(0x7f0000873000)={&(0x7f0000187000-0xc)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000452000)={&(0x7f0000009000)=@ipv6_newaddr={0x2c, 0x14, 0x101, 0xffffffffffffffff, 0xffffffffffffffff, {0xa, 0x0, 0x0, 0x0, 0x0}, [@IFA_LOCAL={0x14, 0x2, @loopback={0x0, 0x1}}]}, 0x2c}, 0x1, 0x0, 0x0, 0x0}, 0x0) 2018/01/28 06:20:40 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r0, 0x29, 0x800000000035, &(0x7f0000b50000-0x4)=0xa, 0x4) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000ea7000-0x4)=0x173, 0x4) sendto$inet6(r0, &(0x7f0000e14000-0xb2)="", 0x0, 0x0, &(0x7f0000f5b000-0x1c)={0xa, 0x0, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}, 0x1c) ioctl$int_in(r0, 0x5421, &(0x7f0000cc8000-0x8)=0x80) recvmmsg(r0, &(0x7f0000f61000)=[{{&(0x7f0000f63000-0x10)=@ipx={0x0, 0x0, 0x0, ""/6, 0x0, 0x0}, 0x10, &(0x7f0000f5d000)=[], 0x0, &(0x7f0000f62000)=""/89, 0x59, 0x0}, 0x0}], 0x1, 0x2041, 0x0) [ 55.774169] [] ? __sb_start_write+0x14a/0x310 [ 55.780288] [] vfs_write+0x189/0x530 [ 55.785640] [] SyS_pwrite64+0x13f/0x170 [ 55.791255] [] ? SyS_pread64+0x170/0x170 [ 55.796941] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 55.803758] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 55.810320] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 55.860503] Mem-Info: [ 55.863063] active_anon:61697 inactive_anon:42 isolated_anon:0 [ 55.863063] active_file:3540 inactive_file:8464 isolated_file:0 [ 55.863063] unevictable:0 dirty:371 writeback:0 unstable:0 [ 55.863063] slab_reclaimable:5444 slab_unreclaimable:59498 [ 55.863063] mapped:24048 shmem:49 pagetables:717 bounce:0 [ 55.863063] free:1467446 free_pcp:413 free_cma:0 [ 55.899449] Node 0 active_anon:230220kB inactive_anon:168kB active_file:14160kB inactive_file:33856kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96192kB dirty:1484kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 71680kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 55.929775] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 55.959731] lowmem_reserve[]: 0 2908 6410 6410 [ 55.965049] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB [ 55.996369] lowmem_reserve[]: 0 0 3501 3501 [ 56.001350] Normal free:2905344kB min:36824kB low:46028kB high:55232kB active_anon:215672kB inactive_anon:168kB active_file:14160kB inactive_file:33856kB unevictable:0kB writepending:1484kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21776kB slab_unreclaimable:238108kB kernel_stack:5440kB pagetables:2572kB bounce:0kB free_pcp:1316kB local_pcp:696kB free_cma:0kB [ 56.035451] lowmem_reserve[]: 0 0 0 0 [ 56.039809] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 56.055105] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 56.072313] Normal: 234*4kB (UME) 85*8kB (UME) 54*16kB (UME) 63*32kB (UME) 81*64kB (UM) 18*128kB (UME) 6*256kB (UME) 7*512kB (M) 1*1024kB (M) 6*2048kB (ME) 702*4096kB (M) = 2905808kB [ 56.091729] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 56.100272] 12052 total pagecache pages [ 56.104376] 0 pages in swap cache [ 56.107811] Swap cache stats: add 0, delete 0, find 0/0 [ 56.113163] Free swap = 0kB [ 56.116155] Total swap = 0kB [ 56.119138] 1965979 pages RAM [ 56.122231] 0 pages HighMem/MovableOnly [ 56.126183] 320509 pages reserved [ 56.129656] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 56.139607] CPU: 1 PID: 6704 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 56.147109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.156435] ffff8801c3dff948 ffffffff81d943a9 1ffff100387bff2c ffff8801b1fb6000 [ 56.164398] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c3dffa58 [ 56.172358] ffffffff81451b82 024000c2c3dff998 0000000041b58ab3 ffffffff84195325 [ 56.180331] Call Trace: [ 56.182894] [] dump_stack+0xc1/0x128 [ 56.188224] [] warn_alloc+0x212/0x240 [ 56.193642] [] ? zone_watermark_ok_safe+0x280/0x280 [ 56.200278] [] ? avc_has_perm+0xb0/0x4f0 [ 56.205958] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 56.212419] [] __vmalloc_node_range+0x3f5/0x5f0 [ 56.218704] [] ? check_preemption_disabled+0x3b/0x200 [ 56.225513] [] ? task_has_security+0x130/0x270 [ 56.231710] [] vmalloc+0x5b/0x70 [ 56.236693] [] ? sel_write_load+0x130/0xfd0 [ 56.242629] [] sel_write_load+0x130/0xfd0 [ 56.248396] [] ? avc_has_extended_perms+0x3fc/0xf10 [ 56.255031] [] ? sel_read_bool+0x250/0x250 [ 56.260884] [] ? __lock_acquire+0x629/0x3640 [ 56.266907] [] ? sel_read_bool+0x250/0x250 [ 56.272762] [] __vfs_write+0x103/0x680 [ 56.278266] [] ? do_iter_readv_writev+0x400/0x400 [ 56.284724] [] ? __might_sleep+0x95/0x1a0 [ 56.290494] [] ? __lock_is_held+0xa1/0xf0 [ 56.296261] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 56.303067] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 56.309614] [] ? __sb_start_write+0x14a/0x310 [ 56.315726] [] vfs_write+0x189/0x530 [ 56.321061] [] SyS_pwrite64+0x13f/0x170 [ 56.326653] [] ? SyS_pread64+0x170/0x170 [ 56.332331] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 56.339169] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 56.345719] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 56.352615] Mem-Info: [ 56.355017] active_anon:53904 inactive_anon:42 isolated_anon:0 [ 56.355017] active_file:3541 inactive_file:8484 isolated_file:0 [ 56.355017] unevictable:0 dirty:396 writeback:0 unstable:0 [ 56.355017] slab_reclaimable:5476 slab_unreclaimable:59456 [ 56.355017] mapped:23998 shmem:49 pagetables:628 bounce:0 [ 56.355017] free:1475437 free_pcp:520 free_cma:0 [ 56.388267] Node 0 active_anon:215616kB inactive_anon:168kB active_file:14164kB inactive_file:33936kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:95992kB dirty:1584kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 77824kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 56.417678] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 56.446992] lowmem_reserve[]: 0 2908 6410 6410 [ 56.452152] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB [ 56.483169] lowmem_reserve[]: 0 0 3501 3501 [ 56.488061] Normal free:2905840kB min:36824kB low:46028kB high:55232kB active_anon:215616kB inactive_anon:168kB active_file:14164kB inactive_file:33936kB unevictable:0kB writepending:1592kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21908kB slab_unreclaimable:237824kB kernel_stack:5408kB pagetables:2512kB bounce:0kB free_pcp:1308kB local_pcp:640kB free_cma:0kB [ 56.521978] lowmem_reserve[]: 0 0 0 0 [ 56.526328] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 56.541624] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 56.558760] Normal: 234*4kB (UME) 85*8kB (UME) 54*16kB (UME) 64*32kB (UME) 81*64kB (UM) 18*128kB (UME) 6*256kB (UME) 7*512kB (M) 1*1024kB (M) 6*2048kB (ME) 702*4096kB (M) = 2905840kB [ 56.577842] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 56.586440] 12080 total pagecache pages [ 56.590390] 0 pages in swap cache [ 56.594000] Swap cache stats: add 0, delete 0, find 0/0 [ 56.599341] Free swap = 0kB [ 56.602344] Total swap = 0kB [ 56.605357] 1965979 pages RAM [ 56.608428] 0 pages HighMem/MovableOnly 2018/01/28 06:20:41 executing program 3: pkey_alloc(0x0, 0x2) r0 = openat(0xffffffffffffff9c, &(0x7f0000957000-0x8)='./file0\x00', 0x200, 0x88) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000002000-0x4)=0x0) ioprio_set$pid(0x2, r1, 0x9b) socketpair$inet6_udp(0xa, 0x2, 0x0, &(0x7f0000000000)={0x0, 0x0}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f00000b0000-0xe8)={{{@in6=@remote={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, @in6=@ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0x0, 0x0], @multicast1=0x0}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in=@empty=0x0, 0xffffffffffffffff, 0x0}, 0x0, @in=@remote={0x0, 0x0, 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000000000)=0xe8) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_FIOGETOWN(r2, 0x8903, &(0x7f0000001000)=0x0) ioctl$DRM_IOCTL_GET_CLIENT(r0, 0xc0286405, &(0x7f0000000000)={0x8, 0x9, r6, 0x8, r5, 0x400, 0x0, 0x5}) ioctl$sock_inet6_SIOCSIFDSTADDR(r3, 0x8918, &(0x7f0000c4e000-0x18)={@mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x5, r4}) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000003000-0x5)='htcp\x00', 0x5) r7 = fcntl$getown(0xffffffffffffff9c, 0x9) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_IPV6_IPSEC_POLICY(r2, 0x29, 0x22, &(0x7f0000001000-0xe8)={{{@in6=@dev={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x17}, @in=@broadcast=0xffffffff, 0x0, 0x81, 0x2, 0x1000, 0xa, 0xa0, 0xa0, 0xb7, r4, r5}, {0x6, 0x84, 0x2, 0x3ff, 0x78, 0xffffffffffffff62, 0x401, 0x480000}, {0x3, 0x7063, 0x6, 0x620}, 0x9, 0x8, 0x1, 0x0, 0x0, 0x3}, {{@in6=@dev={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, 0x2, 0x3f}, 0x2, @in=@loopback=0x7f000001, 0x5, 0x1, 0x2, 0x5, 0x80, 0x5, 0x5}}, 0xe8) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000000)={{{@in=@broadcast=0x0, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0x0, 0x0, 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0}, 0x0, @in=@loopback=0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f000095a000)=0xe8) ioctl$KDSKBSENT(r0, 0x4b49, &(0x7f0000003000-0x88)="9b2709cbe7d37bf9ef327eb31e7886d5650e3c18bc1a52ec1a55c7412dbdfffa78af6f71b4a1a3797e15f6bb02c592af04d954a0cb95f5edf5a1635a16578a279336b75292338b3756932571c6717a0412c342255ada0f5b688172e5a16ce34396989405413e724f653c0c093d1b95993a4076f161841f0103c24ccd2096126249703c7d9836ad5f") ioctl$DRM_IOCTL_GET_CLIENT(r0, 0xc0286405, &(0x7f0000139000)={0x80, 0x2, r7, 0x8, r8, 0x6, 0x1ff, 0x3d2}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f00004be000-0x4)=0x0, &(0x7f0000d0d000-0x4)=0x4) ioctl$TCSETS(r0, 0x5402, &(0x7f0000316000)={0x2, 0x7ff, 0x2, 0x3ff, 0x9, 0x8, 0x1, 0x100, 0x6, 0x31, 0x67a, 0x3}) r9 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000584000-0x7)='timers\x00') ioctl$DRM_IOCTL_ADD_CTX(r9, 0xc0086420, &(0x7f00007f9000-0x8)={0x0, 0x0}) r10 = syz_open_procfs(0x0, &(0x7f0000ec0000-0xe)='net/igmp\x00') sendfile(r10, r10, &(0x7f00000da000)=0x800, 0x5) 2018/01/28 06:20:41 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) fstatfs(r0, &(0x7f0000b1a000-0xfa)=""/250) writev(r0, &(0x7f0000eb6000)=[{&(0x7f0000074000)="390000001300094700bb61e1c30500000700000002000000450000000000800019001a000d0000000006280ff4000000fd17e9ffff06000400", 0x39}], 0x1) 2018/01/28 06:20:41 executing program 1: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1, 0x0}) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x10, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x208000) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_udp_int(r1, 0x11, 0x65, &(0x7f0000000000)=0xffffffff00000001, 0x4) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x10, 0xffffffffffffffff, 0x0) r2 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_IP_IPSEC_POLICY(r2, 0x0, 0x10, &(0x7f0000013000-0xe8)={{{@in6=@local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0xaa}, @in=@loopback=0x7f000001, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in=@multicast1=0xe0000001, 0xffffffffffffffff, 0x0}, 0x0, @in6=@local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0xe8) r3 = openat$selinux_policy(0xffffffffffffff9c, &(0x7f0000012000-0x10)='/selinux/policy\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r3, 0x4b33, &(0x7f0000002000)=0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x2, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_mreq(r2, 0x0, 0x20, &(0x7f00007cc000)={@local={0x0, 0x0, 0xffffffffffffffff, 0x0}, @broadcast=0x0}, &(0x7f0000a23000)=0x8) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000ff2000-0x8)={0x3, 0x8}, 0x8) getsockopt$inet_opts(r2, 0x0, 0xd, &(0x7f00006f2000)=""/4096, &(0x7f0000e33000)=0x1000) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f00000c1000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2018/01/28 06:20:41 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000002000)='/dev/rfkill\x00', 0x88000, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000000000)={0x1c, 0x0, &(0x7f0000002000)=[@dead_binder_done={0x40086310, 0x1}, @request_death={0x400c630e, 0x2, 0x1}], 0x5b, 0x0, &(0x7f0000002000)="0a640c1e99f886416985f49c71531e4242fb5ebfe9ba5ffbea7fb985b76a78ea1cf5b6d306eba8854abd2e9e9753b3f9032c05aedd8db9df84a8c3bf5730218890946a3ce7a2db16aedbddd7953b8dd82111b8c14e3b4fc4f2202a"}) r2 = openat(0xffffffffffffffff, &(0x7f0000001000)='./file0\x00', 0x121000, 0x68) ioctl$TUNSETSNDBUF(r2, 0x400454d4, &(0x7f0000001000-0x4)=0x0) setsockopt$inet_buf(r0, 0x0, 0x40, &(0x7f0000000000)="", 0x0) 2018/01/28 06:20:41 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x1, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x20842, 0x0) socketpair$inet(0x2, 0x5, 0xfffffffffffffffa, &(0x7f00000cf000)={0x0, 0x0}) ioctl$sock_inet_SIOCGIFNETMASK(r1, 0x891b, &(0x7f00001db000-0x20)={@generic="a6f4a95da91bea954cf73b4c71cfb6db", @ifru_flags=0x1000}) mknod$loop(&(0x7f0000130000-0x8)='./file0\x00', 0x40, 0x0) write$eventfd(r0, &(0x7f0000c6e000)=0x0, 0x8) fstatfs(r0, &(0x7f00004ec000)=""/22) ioctl$EVIOCGSND(r0, 0x8040451a, &(0x7f00004a7000-0x8d)=""/141) 2018/01/28 06:20:41 executing program 6: mmap(&(0x7f0000000000/0xf6c000)=nil, 0xf6c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f6c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$pktcdvd(0xffffffffffffff9c, &(0x7f0000f6d000-0x15)='/dev/pktcdvd/control\x00', 0x0, 0x0) socket$netlink(0x10, 0x3, 0x4) mmap(&(0x7f0000f6c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f6d000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_int(r0, 0x29, 0x17, &(0x7f0000f6e000-0x4)=0x3, 0x4) bind$inet6(r0, &(0x7f0000f6c000)={0xa, 0x2, 0x7, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x6}, 0x1c) r1 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_int(r1, 0x29, 0x18, &(0x7f00009fd000)=0x80, 0x4) fcntl$getownex(r1, 0x10, &(0x7f00002f9000)={0x0, 0x0}) mmap(&(0x7f0000f6d000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f6d000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet6_opts(r1, 0x29, 0x3f, &(0x7f0000f6d000)=""/21, &(0x7f0000f6d000)=0x15) mmap(&(0x7f0000f6e000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f6e000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) recvfrom$ipx(r0, &(0x7f0000f6e000)=""/75, 0x4b, 0x2, &(0x7f0000f6f000-0x10)={0x4, 0x8, 0x100000001, "19f50c4fc9d4", 0xac6, 0x0}, 0x10) mmap(&(0x7f0000f6e000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000f6e000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendmsg$nl_route(r0, &(0x7f0000f6f000-0x38)={&(0x7f0000f6f000-0xc)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000748000-0x10)={&(0x7f00007f6000)=@ipv6_getmulticast={0x14, 0x3a, 0x2, 0x4, 0x2, {0xa}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4040}, 0x80) mmap(&(0x7f0000f6e000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_POOL(r0, 0xc058534b, &(0x7f0000f6f000-0x58)={0x200, 0x6e, 0x7fffffff, 0x9, 0x91, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) 2018/01/28 06:20:41 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pwrite64(0xffffffffffffffff, &(0x7f0000cf4000)="", 0x0, 0x0) fchmod(0xffffffffffffffff, 0x2c) ioctl$sock_SIOCGIFBR(0xffffffffffffffff, 0x8940, &(0x7f0000f62000-0x18)=@add_del={0x2, &(0x7f0000690000-0x10)=@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x153}) 2018/01/28 06:20:41 executing program 0: mmap(&(0x7f0000000000/0x1f000)=nil, 0x1f000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) mmap(&(0x7f000001f000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f000001f000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = add_key$keyring(&(0x7f000001f000)='keyring\x00', &(0x7f000001f000)={0x73, 0x79, 0x7a, 0x1, 0x0}, 0x0, 0x0, 0xfffffffffffffffb) mmap(&(0x7f000001f000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f000001f000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = request_key(&(0x7f000001c000-0x2)='big_key\x00', &(0x7f0000020000-0x5)={0x73, 0x79, 0x7a, 0x3, 0x0}, &(0x7f0000020000-0x10)="7b2376626f786e6574312e2eac3a2400", 0xfffffffffffffffe) keyctl$negate(0xd, r1, 0x6, r2) sendmsg$nl_route(r0, &(0x7f000001c000-0x38)={&(0x7f0000016000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f000000b000)={&(0x7f000000e000)=@ipv6_newroute={0x18, 0x48, 0x1, 0xffffffffffffffff, 0xffffffffffffffff, {0xa, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, []}, 0x1c}, 0x1, 0x0, 0x0, 0x0}, 0x0) 2018/01/28 06:20:41 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000a50000)="", 0x2, 0x0) 2018/01/28 06:20:41 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00009be000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f000001d000)={0x310, &(0x7f000059b000)=[]}, 0x10) getsockopt$inet6_mreq(0xffffffffffffff9c, 0x29, 0x1b, &(0x7f0000b1c000-0x14)={@mcast1={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, 0x0}, &(0x7f0000d2e000)=0x14) sendmmsg(r0, &(0x7f00003db000)=[{{&(0x7f000041e000)=@ax25={0x3, {"8f68cd60c818c4"}, 0x0}, 0x10, &(0x7f0000ed3000-0x90)=[{&(0x7f0000528000-0x1000)="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0x1000}, {&(0x7f0000678000)="58ac354f874ef636a6b7847c8f6954a448e278056ebb83cbff3bfc88f33bd6280bd64587ea551a3ad6173a96a73d898780100ec5c3b35a7b1058995ac01ab568be88970d2c8f8d7a84343594a97af1cae616af26139da5e5cf5ca6424d0cac1ad3dc604249ea43387399c06c6abe77b7ed57e18d8d3ec15fa9a81b13b76c00df6d6c4c28e12c13d7ea860cb05e4b2c8e00b3525b975ca271d423df", 0x9b}, {&(0x7f000098a000)="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", 0xfb}, {&(0x7f000079f000-0xf8)="9fe32507662fc38509b1e8d6d7d166891c3dbf05ed3dc6dd7271d60eee0beb2a592d5d449787ad03d2278f465f37ef97e136dcf49de9e3ea465a6925ab37ec72fd617f1cbb8de416621ea6a73495231f61f01b2765e8c8477602e0ce035380ea612baddc93f3bcc9f9909e3535cdca03a6f752c6e6ddebc10d42fe8d15e6b405603f5f434fa48f40b5377793790a08633add00e2ee72dd2e96cd204b4c22630708b2731c88add6f014347b1471395d87ad31c666c36be0156b2393063d05168b7f3617f0a3c65dd3ca3542105164c03755d36d4284f53ce1c2852dd1ef3d4775ea6855d88185e9ae3a45b89a70fae2d53daca18df379eaa4", 0xf8}, {&(0x7f0000ae2000)="fe334a2bc8343592c238c0b3a7ed1d4280f50f4f0a39a50c1593e1aff335e284eb39657c8008ef3076397633de40cd65c3d8823bbbeb8358e657abed3a46b25f165d032d5fbe20b1c0cd70520bc771d7c5ed2550bd17785dffb93a41d880cfe99000105a0a0635569171747d65", 0x6d}, {&(0x7f0000c01000-0x5d)="1e43a8684f22cd87cbac44fcfaafda6bc8db042acdf58dc3d631f457b9f7aef4821b036235d4522fdeee8ceb3f09eecbe385f1e0d525255cba0f00264f2b88d389810087cf604caf8e1e22edb34076f6029a3919036137708b43b938f8", 0x5d}, 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"}, {0x80, 0x0, 0x4, "5f2f6bf844a4961be8642f34f972ed35d89156bea9bbe95b836f0fc5f51f5917273877e436362cf5c7df755a93b30fd2939a109fc5c73b133ae3b776269657b75e2e84b9bac10471ea669a33fbc0947a87cd873686945a42c257efece701e2a9f8701ddd1deb0a2fb16f58dc0a17"}, {0x88, 0x109, 0x8, "d99f3a369584585ec8927305bdad2f3eff3689f636fbe6ff0b90f75519c6447a80a2a025dab437d3d41cba0e8ce1b45393b89b4e73e5765889a3e020421f33d9dea23c75248661790ed546fcc2ba39eebe65cde5f19f5101bfaedc4a29bf6c9ba37d814423874c762740f2d8153b29a5f6653ee8b3"}, {0x100, 0x0, 0x3b, "f3ac243785de1baeee7b4ffb41e448325609a571704070f8ab6f98a39f7a4e1bcae622c797f7dd400209a9d991af68bbe1d3bc78fa1d905279f73f801d10a69d09c977a43e6e53bfe0ed2875d029cd775e76cea30f7f1987af84aac584a623076a43b00084e8ce4c047df8d6e4a2f9a66645d1812251bfbd81025ac7546788e2ae98045d8e5cec86268d2421396c4e81ad4c44ef2023b001541a5d2e96de6fea1615e8d1bb8dac823c10bb4900687bac478f30f7f7c02d0ed0821e560fd8ac763ad5910bb8a6f2297aca57f71cd5b802945ecd464f63820aed78a5fd51d81f2a37c9611c30b0c5a516a31c31"}, {0x40, 0x19f, 0x800, "c381e967dcbca5c5da41363fd0eec0b58c773810ca349cfd0ddf20ce9a6ac4f7954be7e5677c1271aee1b3552607ec97"}, {0xe0, 0x111, 0x3, "5a229dd688806b382be513bc71b7a4ebd91aa5a8efc8cf8095941c9a3006088bdaabb8df29e405fe25f65307332eac7ddf48f2a7c84f5ca08f87379f3c22eebac15fa3c227b3bf3f2569b52b3af0da3a79f734653990f3492f6758092cb76c61ef8796c553eb5d4da731392472db47d882df860dd51f3307c8d5844910a86636157909729650a3422ad39c347731daa0b99d2bae9f0a613f891cce16dfa94e01416e3c4f415f42d64a92a2cf9562caa7c24a9d607e63ab80161f61c0c0981817b0d1350df935f7592c63cc2b26a29086"}], 0x1530, 0x20008005}, 0xfffffffffffffff7}], 0x7, 0x4000000) r1 = socket(0xa, 0x8000e, 0x7) ioctl$PPPIOCGMRU(r1, 0x80047453, &(0x7f0000729000)=0x0) [ 56.612390] 320509 pages reserved 2018/01/28 06:20:41 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x5, 0x2) ioctl$sock_inet_SIOCSARP(r0, 0x8955, &(0x7f0000001000-0x44)={{0x2, 0xffffffffffffffff, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, {0x0, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, {0x2, 0xffffffffffffffff, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @syzn={0x73, 0x79, 0x7a, 0x0, 0x0}}) 2018/01/28 06:20:41 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$loop(&(0x7f0000ccf000-0xb)='/dev/loop#\x00', 0x0, 0x181001) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000868000-0x9)='/dev/rtc\x00', 0x2400, 0x0) ioctl$SNDRV_SEQ_IOCTL_PVERSION(r1, 0x80045300, &(0x7f000031a000-0x4)=0x0) r2 = memfd_create(&(0x7f0000614000)="74086e750000000000000000008c00", 0x0) pwritev(r2, &(0x7f0000f51000-0x70)=[{&(0x7f00001f2000)="aa", 0x1}], 0x1, 0x81003) clock_gettime(0x6, &(0x7f0000e56000)={0x0, 0x0}) sendfile(r0, r2, &(0x7f00000de000-0x8)=0x0, 0x100000001) 2018/01/28 06:20:41 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) seccomp(0x1, 0x0, &(0x7f0000fa6000)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0xfffffffffffffffb}]}) r0 = memfd_create(&(0x7f0000141000)="", 0x2) getsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(r0, 0x84, 0x12, &(0x7f00005cd000)=0x0, &(0x7f00006b3000-0x4)=0x4) fanotify_init(0x46, 0x0) 2018/01/28 06:20:41 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) r1 = openat$keychord(0xffffffffffffff9c, &(0x7f0000247000-0xe)='/dev/keychord\x00', 0x800, 0x0) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r1, 0x6, 0x16, &(0x7f00007df000-0x18)=[{0x3, 0x0}, {0x0, 0x4}, {0x0, 0x498d6260}], 0x3) [ 56.674729] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 56.695803] CPU: 0 PID: 6742 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 56.703345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.713108] ffff8801c3e17948 ffffffff81d943a9 1ffff100387c2f2c ffff8801c46bb000 [ 56.721075] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c3e17a58 [ 56.729032] ffffffff81451b82 024000c2c3e17998 0000000041b58ab3 ffffffff84195325 [ 56.737000] Call Trace: [ 56.739558] [] dump_stack+0xc1/0x128 [ 56.744889] [] warn_alloc+0x212/0x240 [ 56.750306] [] ? zone_watermark_ok_safe+0x280/0x280 [ 56.756939] [] ? avc_has_perm+0xb0/0x4f0 [ 56.762617] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 56.769076] [] __vmalloc_node_range+0x3f5/0x5f0 [ 56.775364] [] ? check_preemption_disabled+0x3b/0x200 [ 56.782172] [] ? task_has_security+0x130/0x270 [ 56.788369] [] vmalloc+0x5b/0x70 [ 56.793352] [] ? sel_write_load+0x130/0xfd0 [ 56.799289] [] sel_write_load+0x130/0xfd0 [ 56.805056] [] ? get_futex_key+0x1050/0x1050 [ 56.811082] [] ? sel_read_bool+0x250/0x250 [ 56.816933] [] ? do_futex+0x3f8/0x15c0 [ 56.822436] [] ? sel_read_bool+0x250/0x250 [ 56.828290] [] __vfs_write+0x103/0x680 [ 56.833794] [] ? do_iter_readv_writev+0x400/0x400 [ 56.840255] [] ? __might_sleep+0x95/0x1a0 [ 56.846021] [] ? __lock_is_held+0xa1/0xf0 [ 56.851786] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 56.858594] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 56.865141] [] ? __sb_start_write+0x14a/0x310 [ 56.871253] [] vfs_write+0x189/0x530 [ 56.876586] [] SyS_pwrite64+0x13f/0x170 [ 56.882175] [] ? SyS_pread64+0x170/0x170 [ 56.887855] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 56.894662] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 56.901209] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 56.912471] Mem-Info: [ 56.914948] active_anon:54440 inactive_anon:42 isolated_anon:0 [ 56.914948] active_file:3541 inactive_file:8491 isolated_file:0 [ 56.914948] unevictable:0 dirty:401 writeback:0 unstable:0 [ 56.914948] slab_reclaimable:5488 slab_unreclaimable:59710 [ 56.914948] mapped:24013 shmem:49 pagetables:640 bounce:0 [ 56.914948] free:1474635 free_pcp:442 free_cma:0 [ 56.949728] Node 0 active_anon:211632kB inactive_anon:168kB active_file:14164kB inactive_file:33964kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96052kB dirty:1604kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 69632kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 56.979293] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 57.008726] lowmem_reserve[]: 0 2908 6410 6410 [ 57.013944] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB [ 57.044881] lowmem_reserve[]: 0 0 3501 3501 [ 57.049777] Normal free:2905672kB min:36824kB low:46028kB high:55232kB active_anon:215616kB inactive_anon:168kB active_file:14164kB inactive_file:33968kB unevictable:0kB writepending:1608kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21960kB slab_unreclaimable:237912kB kernel_stack:5440kB pagetables:2504kB bounce:0kB free_pcp:1324kB local_pcp:672kB free_cma:0kB [ 57.083850] lowmem_reserve[]: 0 0 0 0 [ 57.088220] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 57.103551] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 57.120747] Normal: 222*4kB (UME) 84*8kB (UME) 52*16kB (UM) 54*32kB (UM) 86*64kB (UM) 18*128kB (UME) 6*256kB (UME) 7*512kB (M) 1*1024kB (M) 2*2048kB (ME) 704*4096kB (M) = 2905752kB [ 57.139630] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 57.148198] 12082 total pagecache pages [ 57.152159] 0 pages in swap cache [ 57.155579] Swap cache stats: add 0, delete 0, find 0/0 [ 57.160938] Free swap = 0kB [ 57.163931] Total swap = 0kB [ 57.166922] 1965979 pages RAM [ 57.169997] 0 pages HighMem/MovableOnly [ 57.173959] 320509 pages reserved [ 57.177419] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 57.187436] CPU: 0 PID: 6754 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 57.194937] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.204262] ffff8801c380f948 ffffffff81d943a9 1ffff10038701f2c ffff8801b1886000 [ 57.212235] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c380fa58 [ 57.220204] ffffffff81451b82 024000c2c380f998 0000000041b58ab3 ffffffff84195325 [ 57.228181] Call Trace: [ 57.230742] [] dump_stack+0xc1/0x128 [ 57.236076] [] warn_alloc+0x212/0x240 [ 57.241495] [] ? zone_watermark_ok_safe+0x280/0x280 [ 57.248134] [] ? avc_has_perm+0xb0/0x4f0 [ 57.253815] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 57.260284] [] __vmalloc_node_range+0x3f5/0x5f0 [ 57.266572] [] ? check_preemption_disabled+0x3b/0x200 [ 57.273381] [] ? task_has_security+0x130/0x270 [ 57.279582] [] vmalloc+0x5b/0x70 [ 57.284565] [] ? sel_write_load+0x130/0xfd0 [ 57.290502] [] sel_write_load+0x130/0xfd0 [ 57.296269] [] ? avc_has_extended_perms+0x3fc/0xf10 [ 57.302904] [] ? sel_read_bool+0x250/0x250 [ 57.308765] [] ? __lock_acquire+0x629/0x3640 [ 57.314795] [] ? sel_read_bool+0x250/0x250 [ 57.320648] [] __vfs_write+0x103/0x680 [ 57.326155] [] ? do_iter_readv_writev+0x400/0x400 [ 57.332618] [] ? __might_sleep+0x95/0x1a0 [ 57.338383] [] ? __lock_is_held+0xa1/0xf0 [ 57.344152] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 57.350959] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 57.357509] [] ? __sb_start_write+0x14a/0x310 [ 57.363632] [] vfs_write+0x189/0x530 [ 57.368965] [] SyS_pwrite64+0x13f/0x170 [ 57.374559] [] ? SyS_pread64+0x170/0x170 [ 57.380242] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 57.387049] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.393600] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 57.401646] Mem-Info: [ 57.404139] active_anon:53904 inactive_anon:42 isolated_anon:0 [ 57.404139] active_file:3541 inactive_file:8495 isolated_file:0 [ 57.404139] unevictable:0 dirty:303 writeback:103 unstable:0 [ 57.404139] slab_reclaimable:5492 slab_unreclaimable:59496 [ 57.404139] mapped:24000 shmem:49 pagetables:628 bounce:0 [ 57.404139] free:1475360 free_pcp:545 free_cma:0 [ 57.437977] Node 0 active_anon:215616kB inactive_anon:168kB active_file:14164kB inactive_file:33980kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96000kB dirty:1212kB writeback:60kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 77824kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 57.467930] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 57.497250] lowmem_reserve[]: 0 2908 6410 6410 [ 57.502409] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB [ 57.533723] lowmem_reserve[]: 0 0 3501 3501 [ 57.538599] Normal free:2905532kB min:36824kB low:46028kB high:55232kB active_anon:215616kB inactive_anon:168kB active_file:14164kB inactive_file:33980kB unevictable:0kB writepending:1272kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21968kB slab_unreclaimable:237984kB kernel_stack:5408kB pagetables:2512kB bounce:0kB free_pcp:1420kB local_pcp:640kB free_cma:0kB [ 57.572511] lowmem_reserve[]: 0 0 0 0 [ 57.576860] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 57.592440] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 57.609586] Normal: 191*4kB (UME) 84*8kB (UME) 52*16kB (UM) 51*32kB (UM) 86*64kB (UM) 18*128kB (UME) 6*256kB (UME) 7*512kB (M) 1*1024kB (M) 2*2048kB (ME) 704*4096kB (M) = 2905532kB 2018/01/28 06:20:42 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000277000-0x8)={0x0, 0x0}) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r0, 0x40505412, &(0x7f0000de2000)={0x5, 0x0, 0x9, 0x0, 0x6, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) readv(r0, &(0x7f00001b1000-0x30)=[{&(0x7f0000950000-0x1000)=""/4096, 0x1000}, {&(0x7f0000a70000)=""/16, 0x10}, {&(0x7f00008ab000)=""/4096, 0x1000}], 0x3) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00009e7000)={&(0x7f000077a000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000ad1000-0x10)={&(0x7f0000297000-0x24)=@newneigh={0x1c, 0x1c, 0x211, 0xffffffffffffffff, 0xffffffffffffffff, {0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, []}, 0x1c}, 0x1, 0x0, 0x0, 0x0}, 0x0) 2018/01/28 06:20:42 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt(0xffffffffffffffff, 0x7fffffff, 0x40, &(0x7f0000779000)=""/84, &(0x7f0000002000-0x4)=0x14) r0 = syz_open_dev$usbmon(&(0x7f00008de000)='/dev/usbmon#\x00', 0x2, 0x2000) getsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000b11000)=0x0, &(0x7f00009ac000-0x4)=0x4) 2018/01/28 06:20:42 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) unshare(0x1ffe) r0 = mq_open(&(0x7f00002f1000)='\\md5sumeth0selfsecurity*wlan1vboxnet1md5sumwlan0wlan1&md5sumcpusetvboxnet0*:!\x00', 0x8c1, 0x0, &(0x7f000004b000)={0xffffffffffffffff, 0x3, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = openat$selinux_mls(0xffffffffffffff9c, &(0x7f0000965000-0xd)='/selinux/mls\x00', 0x0, 0x0) getsockopt$packet_buf(r1, 0x107, 0xf, &(0x7f0000020000)=""/209, &(0x7f0000042000-0x4)=0xd1) mq_timedreceive(r0, &(0x7f00003ad000)=""/73, 0x49, 0x0, &(0x7f00000a9000-0x10)={0x77359400, 0x0}) 2018/01/28 06:20:42 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x400000000001, 0x0) getsockname(r0, &(0x7f0000bdd000)=@ll={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0], 0x0, 0x0}, [0x0, 0x0]}, &(0x7f0000f72000-0x4)=0x14) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000a30000-0xc)='/dev/autofs\x00', 0x2a003, 0x0) ioctl$LOOP_SET_STATUS(r2, 0x4c02, &(0x7f0000cd5000)={0x0, 0x0, 0x0, 0x0, 0x9, 0x5, 0x1e, 0x18, "8ed9aba1eeac3f09f0a531970edc9690a62b3e250b1f05af2ad3ce37f840292e8dd4afd80646c0543b54254fcb3109e217a546ab210b0eb2a27fe5b14ed1623a", "a8b54d4123822f9c0402364a04604d22a5cc3241a54be9b0db6844965acf64a6", [0x5, 0x6], 0x0}) recvfrom$llc(r2, &(0x7f00007b9000-0x9f)=""/159, 0x9f, 0x2040, &(0x7f0000094000-0x10)={0x1a, 0xff, 0x0, 0x40, 0x10001, 0x80, @dev={[0xaa, 0xaa, 0xaa, 0xaa], 0x0, 0xc}, [0x0, 0x0]}, 0x10) symlink(&(0x7f0000752000-0x8)='./file0\x00', &(0x7f0000b00000-0x8)='./file0\x00') connect(r0, &(0x7f00007d7000)=@ll={0x11, 0x6, r1, 0x1, 0x2, 0x6, @random="ec036d6d0a2b", [0x0, 0x0]}, 0x14) connect$pptp(r2, &(0x7f00006d4000-0x20)={0x18, 0x2, {0x3, @empty=0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x20) setsockopt$sock_timeval(r2, 0x1, 0x15, &(0x7f0000ade000-0x10)={0x0, 0x7530}, 0xfffffffffffffd40) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f000016c000-0xc)={0x0, 0x0, 0x0}, &(0x7f0000173000-0x4)=0xc) lstat(&(0x7f0000840000)='./file0\x00', &(0x7f000006e000-0x44)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) socket$inet(0x2, 0xb, 0x848) truncate(&(0x7f00003a2000-0x8)='./file0\x00', 0x31d) syz_fuseblk_mount(&(0x7f00008b9000)='./file0\x00', &(0x7f0000e3c000)='./file0\x00', 0x5000, r3, r4, 0x8001, 0x0, 0x100080) getsockopt$netrom_NETROM_T2(r2, 0x103, 0x2, &(0x7f00007a3000-0x4)=0xfff, &(0x7f0000630000-0x4)=0x4) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r2, 0x84, 0x20, &(0x7f000047e000-0x4)=0x0, &(0x7f0000195000)=0x4) r5 = dup(r0) setsockopt$inet6_tcp_int(r0, 0x6, 0x20000000000002, &(0x7f0000001000-0x4)=0x81, 0x4) setsockopt$inet_tcp_int(r5, 0x6, 0x19, &(0x7f0000001000-0x4)=0x4, 0x4) bind$inet6(r0, &(0x7f0000001000-0x1c)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}, 0x0}, 0x1c) sendto$inet6(r0, &(0x7f0000e78000-0x1)="", 0x0, 0x20000004, &(0x7f00008d5000-0x1c)={0xa, 0x0, 0x0, @loopback={0x0, 0x1}, 0x0}, 0x1c) readv(r0, &(0x7f00009f4000)=[{&(0x7f0000915000-0x1000)=""/4096, 0x1000}, {&(0x7f00001fd000)=""/115, 0x73}, {&(0x7f0000a81000-0x45)=""/232, 0xe8}, {&(0x7f0000f09000-0x18)=""/24, 0x18}, {&(0x7f0000086000-0xfe)=""/254, 0xfe}], 0x5) setsockopt$inet6_IPV6_ADDRFORM(r0, 0x29, 0x1, &(0x7f0000041000)=0x2, 0x4) syz_open_dev$loop(&(0x7f0000568000-0xb)='/dev/loop#\x00', 0x6, 0x34800) getsockopt$SO_BINDTODEVICE(r2, 0x1, 0x19, &(0x7f0000ad7000-0x10)=@syzn={0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0}, 0x10) 2018/01/28 06:20:42 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = getpid() openat$selinux_status(0xffffffffffffff9c, &(0x7f00008a7000)='/selinux/status\x00', 0x0, 0x0) r1 = syz_open_procfs(r0, &(0x7f000081d000)="705349656d610200") sendfile(r1, r1, &(0x7f0000014000)=0x0, 0xffff) 2018/01/28 06:20:42 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) connect$inet6(r0, &(0x7f0000d37000)={0xa, 0xffffffffffffffff, 0x0, @loopback={0x0, 0x1}, 0x0}, 0x1c) getsockopt$inet6_buf(r0, 0x29, 0x50, &(0x7f00007cf000-0xb9)=""/185, &(0x7f0000532000)=0xb9) r1 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000ce000-0xc)='/dev/rfkill\x00', 0x80000, 0x0) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(0xffffffffffffff9c, 0x84, 0x6d, &(0x7f00001be000-0x78)={0x0, 0x70, "1ffc4e3caa9ceca73b88a0ef68325372a423140b51fa0c2668a68fd0221531f86d7644dfd10e9cef1ddcd4f1a11779330020b753a4082175b4720544fbefb281d1b345d2b6c5a0f3395a7ed777d4ef9203e65cdf86ac9b2531334fccdb602cb37e5f8bcc762900220a2842cb0967d5cc"}, &(0x7f0000af8000)=0x78) setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f0000824000)=@assoc_value={r2, 0x7ff}, 0x8) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000961000-0x8)={r2, 0x7fff}, &(0x7f00001a1000-0x4)=0x8) epoll_pwait(r1, &(0x7f0000e6b000)=[{0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}, {0x0, 0x0}], 0x6, 0x7fff, &(0x7f00004f4000-0x8)={0x5}, 0x8) 2018/01/28 06:20:42 executing program 4: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000001000-0xf)='/dev/sequencer\x00', 0x800, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r0, 0x10e, 0x4, &(0x7f0000000000)=0x1f, 0x4) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) 2018/01/28 06:20:42 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000ad1000)='pagemap\x00') sendfile(r0, r0, &(0x7f0000014000)=0x0, 0xffff) getsockopt$inet_sctp6_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f00003bb000)={0xa, [0x15c071a9, 0x1, 0x7, 0x101, 0x80000001, 0x1e2, 0x9, 0x1, 0x7ff, 0x0]}, &(0x7f0000402000-0x4)=0x18) [ 57.628479] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 57.637040] 12090 total pagecache pages [ 57.641125] 0 pages in swap cache [ 57.644545] Swap cache stats: add 0, delete 0, find 0/0 [ 57.649872] Free swap = 0kB [ 57.652874] Total swap = 0kB [ 57.655864] 1965979 pages RAM [ 57.658935] 0 pages HighMem/MovableOnly [ 57.663321] 320509 pages reserved 2018/01/28 06:20:42 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) r1 = openat$selinux_status(0xffffffffffffff9c, &(0x7f0000a76000-0x10)='/selinux/status\x00', 0x0, 0x0) setsockopt$inet_sctp_SCTP_ADD_STREAMS(r1, 0x84, 0x79, &(0x7f00008ef000)=0x100000000, 0x4) 2018/01/28 06:20:42 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) bind$inet6(r1, &(0x7f00000aa000)={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x400000}, 0x1c) connect$inet6(r1, &(0x7f000098f000-0x1c)={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0xfffffffffffffffe}, 0x1c) 2018/01/28 06:20:42 executing program 5: r0 = syz_open_dev$loop(&(0x7f000071c000-0xb)='/dev/loop#\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = creat(&(0x7f0000001000-0x8)='./file0\x00', 0xfffffffffffffffb) ioctl$LOOP_CHANGE_FD(r0, 0x4c06, r1) 2018/01/28 06:20:42 executing program 7: r0 = socket$inet_udp(0x2, 0x2, 0x0) mmap(&(0x7f0000000000/0x5000)=nil, 0x5000, 0x3, 0x32, r0, 0x0) r1 = socket(0x4, 0x4, 0x4) sendmsg(r1, &(0x7f0000000000)={&(0x7f0000001000)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0xffffffffffffffff, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0}}, 0x26, &(0x7f0000001000)=[{&(0x7f0000000000)="ad651d6e26a3", 0x6}], 0x1, &(0x7f0000001000-0xd8)=[], 0x0, 0x0}, 0x0) r2 = fcntl$dupfd(r1, 0x406, r0) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x40082406, &(0x7f0000002000)='\x00') setsockopt$packet_int(r1, 0x107, 0x14, &(0x7f0000003000-0x4)=0x5, 0x4) r3 = socket(0xf, 0x4, 0xfff) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$LOOP_SET_CAPACITY(r2, 0x4c07) writev(r2, &(0x7f0000005000)=[{&(0x7f0000005000)="ccd200143616e37d0cea5250d0cbb0bf77e2e03e25f74384b780a474ee979af1ce07f18f0d0ec3ad294820e785329bdf3db4d7362e03d362d5b5f6006bd9b09da440223a21180cdb3674ff3aa952d92b802ff955de46d35557394e529426dc1eb508b918059ebd535e91d4fc91929fd917693ca2517a41e18ae0cff5c21e2d4f4ccec873c2911d50c1068d085b2f243a1a", 0x91}, {&(0x7f0000006000+0x6b1)="7644f1f8b13a3ea25f7841f93cc946a2a86a2dfdbe1b5bc095cadf5cb07a0d2967c8dc5ce618eba1fdd6915ae3512b8ec9490b5e377eee05d5e4ffbe671bbdbd7b9347e794cf499ed33cb45bde0ff3f9cb3f622a019361b6d6350838c4785120482a3681a63252f514381b4188e28ecccb93ceff2d4bb33a1ff9be4c03831e83c930ecbead01f032fd21f023e5f5561eb670bd9be6ebf65127498e899ccfb1586067d2702dd55e80d384d0fe6e44bf6f44a418bad931c991e18a086d8f54b72111857fa59175c562dd24934ad9b5ae4c9f3a2971054915fd7478d71931b41f411161886dfc61ef81068430b70323db", 0xef}, {&(0x7f0000003000-0xef)="c637dd697361f88c796a99e4d21c67ed39be60f694e0192a3d0923c0d8822d345436a4a8f33496255b5e105f04b0961b56fb460abd5246d3b3c2fcdb36e2976e7fe8016e515dea3b4a097589ff91dae094530065f940d9d248f1060e0e6dac2ebb2a8f2a3653cee483e6f5ee5dc4e7967a8c8bd1a6f92a1fc93b53560e0dfe0be0e7282c4522db74dc42745e228aa395c019d532e0c4ea5f3ef13398ae0a3616c733b061a7d3b212956fdd50ec3a54e61dca411b29efc61a14b05f58d2d2f749c9a56b35234d365fc112e42173dc801d3b2c23ae5d0881c56a9b9f1d6fd1f66141762154067488ffadf1d056bbcee5", 0xef}, {&(0x7f0000001000-0x80)="c9a83ec3e2ef3aaaa85581948a61433907ee3127aee51fa442b20bc876d482aa969c1aa58545cf58d257114013eae0258e35f770105f7bfa27d5c15a315459b0ad4c9bc418b26ff0d9ad28aef5d55d73faf4974df4a486bb05d85a8dad374e3c19d0accd675a368f8d99350fb98d1b27144acac1be36f807c0a7ead01aa3d124", 0x80}], 0x4) fcntl$getownex(r3, 0x10, &(0x7f0000005000)={0x0, 0x0}) ioprio_get$pid(0x2, r4) 2018/01/28 06:20:42 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x802, 0x0) setsockopt$inet6_buf(r0, 0x29, 0xff, &(0x7f00007a4000)="", 0x0) utimes(&(0x7f000083b000-0x8)='./file0\x00', &(0x7f0000a2e000-0x20)={{0x0, 0x2710}, {0x0, 0x7530}}) [ 57.682980] PF_BRIDGE: RTM_NEWNEIGH with invalid ifindex [ 57.707982] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 57.729525] CPU: 1 PID: 6778 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 57.737072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.746413] ffff8801c3837948 ffffffff81d943a9 1ffff10038706f2c ffff8801c39e0000 [ 57.754459] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c3837a58 [ 57.762524] ffffffff81451b82 024000c2c3837998 0000000041b58ab3 ffffffff84195325 [ 57.770552] Call Trace: [ 57.773144] [] dump_stack+0xc1/0x128 2018/01/28 06:20:42 executing program 5: seccomp(0x0, 0x0, &(0x7f0000029000-0x10)={0x0, &(0x7f00000eb000)=[]}) clone(0x10100803, &(0x7f0000dd4000-0x2)="", &(0x7f00005d7000-0x4)=0x0, &(0x7f0000311000-0x4)=0x0, &(0x7f0000119000-0x3)="") r0 = socket$inet6_sctp(0xa, 0x0, 0x84) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_GET_ASSOC_NUMBER(r0, 0x84, 0x1c, &(0x7f0000b55000)=0x0, &(0x7f0000001000-0x4)=0x4) pipe(&(0x7f000025a000)={0x0, 0x0}) dup(0xffffffffffffffff) 2018/01/28 06:20:42 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) seccomp(0x1, 0x0, &(0x7f000003c000)={0x1, &(0x7f000003f000)=[{0x6, 0x0, 0x0, 0xffffffff}]}) linkat(0xffffffffffffffff, &(0x7f000003a000)='./file0\x00', 0xffffffffffffffff, &(0x7f000043d000)='./file0\x00', 0x0) r0 = socket$inet6(0xa, 0x7, 0x3) getsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r0, 0x84, 0x1e, &(0x7f0000b5d000-0x4)=0x0, &(0x7f00004af000-0x4)=0x4) getsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f0000f09000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000afc000-0x1)=0xb) 2018/01/28 06:20:42 executing program 0: mmap(&(0x7f0000000000/0x841000)=nil, 0x841000, 0x4, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(0xffffffffffffffff, 0x84, 0x10, &(0x7f0000000000)=@assoc_value={0x0, 0x0}, &(0x7f0000000000)=0x8) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000841000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000842000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000843000-0x10)='/dev/sequencer2\x00', 0x4000, 0x0) r2 = request_key(&(0x7f0000228000)='pkcs7_test\x00', &(0x7f00000a5000-0x5)={0x73, 0x79, 0x7a, 0x1, 0x0}, &(0x7f0000841000)='lo\x00', 0xffffffffffffffff) keyctl$get_keyring_id(0x0, r2, 0x0) setsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000001000)={r0, 0x0, 0x0}, 0xc) r3 = socket$netlink(0x10, 0x3, 0x0) mmap(&(0x7f0000842000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet6_tcp_int(r1, 0x6, 0x1f, &(0x7f000027a000-0x4)=0x0, &(0x7f0000842000)=0x4) getsockopt$netlink(r3, 0x10e, 0x0, &(0x7f0000001000-0x5d)=""/4, &(0x7f0000001000-0x1)=0x4) r4 = syz_open_dev$sg(&(0x7f000025d000)='/dev/sg#\x00', 0x7, 0x800) connect$ax25(r4, &(0x7f00006b7000-0x10)={0x3, {"22565b7c6dee7e"}, 0x1}, 0x10) 2018/01/28 06:20:42 executing program 6: mmap(&(0x7f0000000000/0xfe4000)=nil, 0xfe4000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00003e0000)='/dev/ptmx\x00', 0x0, 0x0) r1 = epoll_create(0x9) ioctl$VT_GETSTATE(r0, 0x5603, &(0x7f0000c12000)={0xffffffffffff6894, 0x2, 0x3}) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000c3c000-0xc)={0x0, 0x0}) ioctl$TIOCPKT(r0, 0x5420, &(0x7f00003b9000-0x4)=0x51) poll(&(0x7f000085c000-0x40)=[{r0, 0x50, 0x0}, {r1, 0x0, 0x0}], 0x2, 0x400) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003ba000-0x24)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r2 = syz_open_pts(r0, 0x0) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000fe0000)=0x3) [ 57.778512] [] warn_alloc+0x212/0x240 [ 57.783957] [] ? zone_watermark_ok_safe+0x280/0x280 [ 57.790624] [] ? avc_has_perm+0xb0/0x4f0 [ 57.796331] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 57.802822] [] __vmalloc_node_range+0x3f5/0x5f0 [ 57.809136] [] ? check_preemption_disabled+0x3b/0x200 [ 57.815969] [] ? task_has_security+0x130/0x270 [ 57.822196] [] vmalloc+0x5b/0x70 [ 57.827204] [] ? sel_write_load+0x130/0xfd0 [ 57.833169] [] sel_write_load+0x130/0xfd0 [ 57.838955] [] ? get_futex_key+0x1050/0x1050 [ 57.845002] [] ? sel_read_bool+0x250/0x250 [ 57.850876] [] ? do_futex+0x3f8/0x15c0 [ 57.856398] [] ? sel_read_bool+0x250/0x250 [ 57.862256] [] __vfs_write+0x103/0x680 [ 57.867778] [] ? do_iter_readv_writev+0x400/0x400 [ 57.874275] [] ? __might_sleep+0x95/0x1a0 [ 57.880051] [] ? __lock_is_held+0xa1/0xf0 [ 57.885827] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 57.892653] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 57.892661] [] ? __sb_start_write+0x14a/0x310 [ 57.892673] [] vfs_write+0x189/0x530 [ 57.892679] [] SyS_pwrite64+0x13f/0x170 [ 57.892686] [] ? SyS_pread64+0x170/0x170 [ 57.892695] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 57.892703] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.892711] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 57.895471] Mem-Info: [ 57.895489] active_anon:56994 inactive_anon:42 isolated_anon:0 [ 57.895489] active_file:3541 inactive_file:8495 isolated_file:0 [ 57.895489] unevictable:0 dirty:342 writeback:15 unstable:0 [ 57.895489] slab_reclaimable:5492 slab_unreclaimable:59667 [ 57.895489] mapped:24025 shmem:49 pagetables:628 bounce:0 [ 57.895489] free:1472115 free_pcp:390 free_cma:0 [ 57.895505] Node 0 active_anon:227976kB inactive_anon:168kB active_file:14164kB inactive_file:33980kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96100kB dirty:1368kB writeback:60kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 77824kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 57.895521] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 57.895546] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 57.895575] Normal free:2892552kB min:36824kB low:46028kB high:55232kB active_anon:227976kB inactive_anon:168kB active_file:14164kB inactive_file:33980kB unevictable:0kB writepending:1280kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21968kB slab_unreclaimable:238668kB kernel_stack:5696kB pagetables:2512kB bounce:0kB free_pcp:800kB local_pcp:216kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 57.895622] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 278*4kB (UME) 83*8kB (UM) 51*16kB (ME) 35*32kB (UM) 78*64kB (UME) 18*128kB (UM) 6*256kB (UME) 7*512kB (M) 1*1024kB (M) 2*2048kB (ME) 701*4096kB (M) = 2892544kB [ 57.895711] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 57.895713] 12091 total pagecache pages [ 57.895717] 0 pages in swap cache [ 57.895721] Swap cache stats: add 0, delete 0, find 0/0 [ 57.895722] Free swap = 0kB [ 57.895724] Total swap = 0kB [ 57.895727] 1965979 pages RAM [ 57.895728] 0 pages HighMem/MovableOnly [ 57.895731] 320509 pages reserved [ 57.899387] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 57.899396] CPU: 1 PID: 6821 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 57.899401] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.899414] ffff8801c3f4f948 ffffffff81d943a9 1ffff100387e9f2c ffff8801c3d2b000 [ 57.899425] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c3f4fa58 [ 57.899435] ffffffff81451b82 024000c2c3f4f998 0000000041b58ab3 ffffffff84195325 [ 57.899437] Call Trace: [ 57.899447] [] dump_stack+0xc1/0x128 [ 57.899456] [] warn_alloc+0x212/0x240 [ 57.899464] [] ? zone_watermark_ok_safe+0x280/0x280 [ 57.899472] [] ? avc_has_perm+0xb0/0x4f0 [ 57.899482] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 57.899491] [] __vmalloc_node_range+0x3f5/0x5f0 [ 57.899503] [] ? check_preemption_disabled+0x3b/0x200 [ 57.899513] [] ? task_has_security+0x130/0x270 [ 57.899520] [] vmalloc+0x5b/0x70 [ 57.899528] [] ? sel_write_load+0x130/0xfd0 [ 57.899534] [] sel_write_load+0x130/0xfd0 [ 57.899542] [] ? get_futex_key+0x1050/0x1050 [ 57.899554] [] ? sel_read_bool+0x250/0x250 [ 57.899561] [] ? do_futex+0x3f8/0x15c0 [ 57.899569] [] ? sel_read_bool+0x250/0x250 [ 57.899577] [] __vfs_write+0x103/0x680 [ 57.899584] [] ? do_iter_readv_writev+0x400/0x400 [ 57.899594] [] ? __might_sleep+0x95/0x1a0 [ 57.899605] [] ? __lock_is_held+0xa1/0xf0 [ 57.899615] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 57.899624] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 57.899631] [] ? __sb_start_write+0x14a/0x310 [ 57.899638] [] vfs_write+0x189/0x530 [ 57.899646] [] SyS_pwrite64+0x13f/0x170 [ 57.899653] [] ? SyS_pread64+0x170/0x170 [ 57.899662] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 57.899669] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.899677] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 57.899681] Mem-Info: [ 57.899697] active_anon:56997 inactive_anon:42 isolated_anon:0 [ 57.899697] active_file:3541 inactive_file:8500 isolated_file:0 [ 57.899697] unevictable:0 dirty:353 writeback:15 unstable:0 [ 57.899697] slab_reclaimable:5494 slab_unreclaimable:59667 [ 57.899697] mapped:24028 shmem:49 pagetables:651 bounce:0 [ 57.899697] free:1472115 free_pcp:392 free_cma:0 [ 57.899713] Node 0 active_anon:227988kB inactive_anon:168kB active_file:14164kB inactive_file:34000kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96112kB dirty:1412kB writeback:60kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 104448kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 57.899730] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 57.899755] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 57.899780] Normal free:2892552kB min:36824kB low:46028kB high:55232kB active_anon:227988kB inactive_anon:168kB active_file:14164kB inactive_file:34000kB unevictable:0kB writepending:1324kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:21976kB slab_unreclaimable:238668kB kernel_stack:5696kB pagetables:2604kB bounce:0kB free_pcp:808kB local_pcp:224kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 57.899826] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 278*4kB (UME) 83*8kB (UM) 51*16kB (ME) 35*32kB (UM) 78*64kB (UME) 18*128kB (UM) 6*256kB (UME) 7*512kB (M) 1*1024kB (M) 2*2048kB (ME) 701*4096kB (M) = 2892544kB [ 57.899917] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 57.899919] 12094 total pagecache pages 2018/01/28 06:20:43 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x3, 0x0) write(r0, &(0x7f0000aca000)="130000003e0005ffffe3ffbd000026180a3f02", 0xfffffffffffffd0c) setsockopt$packet_int(r0, 0x107, 0x11, &(0x7f0000bcb000)=0x4, 0x4) setsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000586000)={0x7db7, 0x2879bd19, 0x4, 0x5, 0x7}, 0x14) setsockopt$packet_tx_ring(r0, 0x107, 0xd, &(0x7f0000a3c000)=@req3={0x8, 0x1, 0xffffffff, 0x9, 0x1, 0x6, 0x5d}, 0x1c) 2018/01/28 06:20:43 executing program 0: r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_buf(r0, 0x29, 0x42, &(0x7f0000ff0000-0x60)="", 0x0) r1 = getpgrp(0xffffffffffffffff) fcntl$setown(r0, 0x8, r1) r2 = dup3(r0, r0, 0x80000) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept4$unix(r2, &(0x7f0000b13000-0x8)=@abs={0x0, 0x0, 0xffffffffffffffff}, &(0x7f0000001000-0x4)=0x8, 0x80800) 2018/01/28 06:20:43 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_avc_cache_stats(0xffffffffffffff9c, &(0x7f000048f000)='/selinux/avc/cache_stats\x00', 0x0, 0x0) ioctl$sock_inet_SIOCSIFADDR(r0, 0x8916, &(0x7f0000d4e000-0x20)={@common='vlan0\x00', @ifru_addrs={0x2, 0x0, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) r1 = socket$inet6(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000f60000-0x20)={@loopback={0x0, 0x1}, 0x800, 0x0, 0xff, 0x1, 0x0, 0x0, 0x0}, 0x20) setsockopt$inet6_int(r1, 0x29, 0x21, &(0x7f0000f5b000)=0x3, 0x4) connect$inet6(r1, &(0x7f0000f61000)={0xa, 0xffffffffffffffff, 0x800, @loopback={0x0, 0x1}, 0x0}, 0x1c) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000f63000)={@remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0xbb}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000f64000-0x4)=0x20) 2018/01/28 06:20:43 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000001000)='/proc/self/net/pfkey\x00', 0x0, 0x0) socket$pppoe(0x18, 0x1, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r1, 0xc0086420, &(0x7f0000000000)={0x0, 0x0}) ioctl$sock_SIOCGSKNS(r0, 0x894c, &(0x7f0000000000)=0x6) openat$selinux_user(0xffffffffffffff9c, &(0x7f0000001000)='/selinux/user\x00', 0x2, 0x0) r2 = openat$selinux_checkreqprot(0xffffffffffffff9c, &(0x7f0000001000-0x16)='/selinux/checkreqprot\x00', 0x40000, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffff9c, 0xc0106426, &(0x7f0000001000-0x10)={0x1, &(0x7f0000001000-0x8)=[{0x0, 0x0}]}) ioctl$DRM_IOCTL_SWITCH_CTX(r2, 0x40086424, &(0x7f0000000000+0x4e4)={r3, 0x2}) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) openat$selinux_mls(0xffffffffffffff9c, &(0x7f0000003000-0xd)='/selinux/mls\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) chmod(&(0x7f0000585000)='./file0\x00', 0x0) r4 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r4, 0x29, 0x23, &(0x7f0000f8b000)={{{@in=@rand_addr=0x0, @in6=@mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0xffffffffffffffff, 0x80000000, 0xffffffffffffffff, 0x0, 0xa, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x1, 0x0, 0x0, 0x0, 0x100000000, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0x8, 0x1, 0x0, 0x0, 0x0}, {{@in6=@local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0xaa}, 0xffffffffffffffff, 0x0}, 0x0, @in=@multicast1=0xe0000001, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0xe8) open(&(0x7f0000a23000-0x8)='./file0\x00', 0x101000, 0x122) connect$inet6(r4, &(0x7f00005da000)={0xa, 0xffffffffffffffff, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}, 0x1c) sendto$inet6(r1, &(0x7f0000edc000)="d494dbe860200373647e84614d8992adfb566b0d48a021c5c8845daebf633a00e9f10dc401052dd409569f85b3abd7f46a6477b9ad43d3d6357c1648f88e11acadf9195d4324189346d0ce1ec1d6917800c4b58d44a6f25acd34aa92e9cdb0509bec14f8c8b1abc62755b578f003", 0x6e, 0x14, &(0x7f0000a61000-0x1c)={0xa, 0x1, 0x400, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x704cc0ba}, 0x1c) 2018/01/28 06:20:43 executing program 5: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_mls(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/mls\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r1, &(0x7f0000deb000)={0x2, 0x3, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000b86000)={0x1, &(0x7f00006dc000)=[{0x6, 0x0, 0x0, 0xa1}]}, 0x10) lstat(&(0x7f0000a2a000-0x8)='./file0\x00', &(0x7f00005d0000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000b1d000-0x4)=0x0, 0x4) sendto$inet(r1, &(0x7f0000fd0000)="", 0x0, 0x200007ff, &(0x7f0000deb000-0x10)={0x2, 0x3, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendmmsg(r1, &(0x7f000056a000-0x78)=[{{&(0x7f00001fb000)=@hci={0x1f, 0x0, 0x0}, 0x6, &(0x7f00007be000-0x20)=[{&(0x7f000023b000-0xd1)="fbe07f9ff6f3438a6c9d808bd8ba3c97e653b23099160770663454570d5c7da8e56a72c339b5f6d42ec5258cd655a114540b93f496c4bb16079034dc9a2594e41b833cb82eed207fc521b62af2e8b95a2b8b54674d04eed2f6a6ed66d7a708f129372d540ed348ea8c8307d0e836e03ffeda0c0a6be3e46736f2411c3e3059d71e96", 0x82}], 0x1, &(0x7f0000bae000-0x1d0)=[], 0x0, 0x0}, 0x0}], 0x1, 0x0) sendto$inet(r1, &(0x7f00006fd000)="c3", 0x1, 0x51, &(0x7f0000e66000)={0x2, 0xffffffffffffffff, @rand_addr=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r2 = userfaultfd(0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x0, 0x10, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r2, 0xc020aa00, &(0x7f0000001000-0x20)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1, 0x0}) timer_create(0x0, &(0x7f0000013000)={0x0, 0x0, 0x0, @tid=0xffffffffffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000013000)=0x0) ioctl$UFFDIO_ZEROPAGE(r2, 0x8010aa02, &(0x7f0000000000)={&(0x7f0000011000/0x3000)=nil, 0x3000}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_ZEROPAGE(0xffffffffffffffff, 0x8010aa02, &(0x7f00002b2000)={&(0x7f0000187000/0x1000)=nil, 0x1000}) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r0, 0x84, 0x6c, &(0x7f0000503000)={0x0, 0x44, "d27f5b4ea3ba9bd8afd7f1f3c9e8cfa71f7c639713b505c4ddb19c8e1eac94348ad599ae7d420027f8e832566628794c9f8520cc6250909c4a51797ab76652f4973869cc"}, &(0x7f00005a5000)=0x4c) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r2, 0x84, 0x13, &(0x7f0000171000-0x8)={0x0, 0x5}, &(0x7f0000dc4000)=0x8) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f00002c8000-0xc)=@assoc_value={r4, 0x3}, &(0x7f00008ee000)=0x4) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f00001d1000-0x10)={0x0, 0x3c, &(0x7f000077d000)=[@in6={0xa, 0x3, 0xfff, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0xfffffffffffffffb}, @in={0x2, 0x1, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x2, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}]}, &(0x7f0000b72000)=0x10) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f0000ae3000-0x8c)={0x0, @in={{0x2, 0x3, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, &(0x7f0000d39000-0x4)=0x8c) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000119000-0xd6)={0x0, 0xce, "175cb3532849bf6db4bc7ab67b37d87040f338343de3a246873c2e7a900257419cc2c0a4cc2c3551fefbc8e71e8eb1d5d26d9ac0b4304d444e0d448c5d51a841de9f6d5c3207fe74e399977a40d3c6ccfff081cc78dcc3d710f05d85c3beac0dd0c16943ba110b8583242167ed37d840a2f954d858a1c3948c2b3aa4e62a08186a29ae47628ebbbdaf9623ebead2cb14533c6c32380be96d3eb4714237aa8b33c70ef77a93f4cb0bdb771b631729e4e3200b2c02954d8e1ff2625f6fbab0884beb2354328586907a7a7290ff5fcc"}, &(0x7f00007f3000-0x4)=0xd6) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f00008f7000)={0x0, 0xffffffffffffff81}, &(0x7f000054b000-0x4)=0x8) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000662000)={0x0, 0x49dc}, &(0x7f000084c000)=0x8) getsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000476000)=@assoc_value={0x0, 0x6}, &(0x7f0000c5e000)=0x8) getsockopt$inet_sctp6_SCTP_STATUS(r0, 0x84, 0xe, &(0x7f0000a08000-0xb8)={0x0, 0x80000001, 0x4, 0x8, 0x26, 0x6, 0x3, 0x7f, {0x0, @in6={{0xa, 0x0, 0x2, @local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0x8000}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x5, 0x8, 0x0, 0xfffffffffffff001, 0x4}}, &(0x7f00003f3000+0x337)=0xb8) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f00005aa000)=@assoc_value={0x0, 0x0}, &(0x7f0000b72000-0x4)=0x8) getsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f0000d36000-0x8)={0x0, 0x20}, &(0x7f00006f7000-0x4)=0x8) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f00004bf000-0x8)={0x0, 0x0}, &(0x7f000069f000-0x4)=0x8) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000001000-0x10)={0x0, 0x1c, &(0x7f0000788000)=[@in6={0xa, 0x0, 0xfffe000000000, @loopback={0x0, 0x1}, 0xfffffffffffff8b3}]}, &(0x7f00004ed000)=0x10) getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f00007bd000)={0x0, 0x4}, &(0x7f0000fcc000-0x4)=0x8) sendmmsg$inet_sctp(r0, &(0x7f00003cf000-0x150)=[{&(0x7f000086e000)=@in6={0xa, 0x0, 0x1, @loopback={0x0, 0x1}, 0xffffffffffffffff}, 0x1c, &(0x7f000052a000-0x10)=[{&(0x7f0000eb0000)="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", 0xfd}], 0x1, &(0x7f00006e7000-0x90)=[@init={0x18, 0x84, 0x0, {0x5, 0x7, 0x0, 0x10001}}, @sndrcv={0x30, 0x84, 0x1, {0xffff, 0x401, 0x200, 0x2, 0x2, 0x2, 0x9, 0x5, r3}}, @init={0x18, 0x84, 0x0, {0x2, 0x9, 0x5, 0x4}}], 0x90, 0x0}, {&(0x7f0000e11000)=@in6={0xa, 0x1, 0x4, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0xb747}, 0x1c, &(0x7f0000a9c000)=[{&(0x7f00000e3000-0xea)="3502d1b14a832960a2ee9ccf02a0db609b53971dc792ca79793bdef5a5a7bfae708e53be8929bf2e5559593dfe6b4a85a44c2673eba04294a929221f76e2af2e306e0bb81c3724e7cb754cf94de0b31b4ab443d2ae8b58bb1c1a535e010664ea95fe196517757476f86347bee60e64e4c3882a9dd8ef2785be60fffa73a1539a7c31d0b4776e7e5080f5d02c4fbbf8f78cc43587c4c8068037bb3817bc41dbbce5d6d4c27f02768dea672feed5abf3d6055df6065b590c47d3b1f37bbc385485139c7ccb9c148d11bd891b73f32094011cf97b2a42594da7221ccb389b8dadc6835fef73ca863badeedd", 0xea}], 0x1, &(0x7f00008ce000)=[@init={0x18, 0x84, 0x0, {0x7ff, 0x1, 0x40, 0xfffffffffffffffc}}, @sndrcv={0x30, 0x84, 0x1, {0x9, 0x1f, 0x204, 0x8, 0xf2, 0xce, 0x3f, 0x1, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x1, 0x0, 0x4, 0x7, 0x3, 0x34, 0x100, 0x0}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x1, 0x8, 0xfba, 0x1, 0x40, 0x2, 0x4, r5}}, @init={0x18, 0x84, 0x0, {0x5, 0x4, 0x27e, 0x100000000}}, @sndrcv={0x30, 0x84, 0x1, {0x3, 0xfffffffffffffffe, 0x8000, 0x7, 0x100, 0x7ff, 0x6, 0x2, r6}}], 0x120, 0x44000}, {&(0x7f0000abc000-0x1c)=@in6={0xa, 0x3, 0x5651, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x428b}, 0x1c, &(0x7f0000fa7000-0x30)=[{&(0x7f0000f8b000+0x5e1)="03787c9438cb0bb3b1311e6c736ed239c42d3f77cf342791505d6ebc989d9455d9873f4f04ebf3153de8b7b133025ad7b8241e8d0ac5ff3155ea4069d67bfc9ba6ac0f29a22a607dc0cfd9d087a5050e95f6aa989b3babcb06e164367d68662d7760c77b15246e0663873a887bc6af30225a8c38a9d9baff", 0x78}, {&(0x7f0000b22000)="92f6272349ec586f444e271392a481e7b579031126b1e878028c94b6ce65119d0a2d74f47e4c23df6adcdc603ec02ce753c29c90adbb8a0d750298cbaecc95fbf24e06ebe2c5873453f7bb7cf837193939a4d379587d1c4d2541341ce6a1319743899dedd35d1b5246bace3533f029fbdbb2f8e12f584490bc6f95a0ab1b4d77fd7e0f65590eaccccdc37d17878496fc1c1651a9cabeeb7c4ad07de8c07c3ce2d0a38f4ff85b8c3a11fd75681b3ccf81bfb0c66c5d6e37d97f", 0xb9}, {&(0x7f0000147000-0xad)="321c0fdca7928d905fda8ed1a41363c9db27f1c7f93bf2c13267790dcc65f3923ac34254a9a79b45c093eec92b2117b7f6392af3b626176f453b6ab6b9357e69e9d5354b4ddcc3633641f93b0fae0c7dc47c9f1dc0635b40eec7491a622cc605bd46c1999dd03ea137d30c0cb941240550ae30fe7ed05d0478f0e1db9b6235b2feb09fc9ec74d42061421efbf3ce2f91592d2c0f3c99370a362469ebcc28a959daf6bf7f2e70d3c0c31ec6671d", 0xad}], 0x3, &(0x7f0000542000-0x180)=[@sndinfo={0x20, 0x84, 0x2, {0x6, 0x0, 0x800, 0x8, r7}}, @init={0x18, 0x84, 0x0, {0x6, 0x2, 0x5, 0x80}}, @sndinfo={0x20, 0x84, 0x2, {0x9, 0x202, 0xbc9, 0x5, r8}}, @init={0x18, 0x84, 0x0, {0x4, 0x1ff, 0x800000000000000, 0x4}}, @sndrcv={0x30, 0x84, 0x1, {0x4, 0x2ded, 0x8, 0x5, 0x3, 0x8, 0x1, 0x6, r9}}, @sndrcv={0x30, 0x84, 0x1, {0x101, 0x1, 0x2, 0x3ff, 0x90c9, 0x9, 0x1000, 0xf6, r10}}, @sndinfo={0x20, 0x84, 0x2, {0x20, 0xa, 0x68c4, 0x9, r11}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x8202, 0x9, 0x7fff, r12}}], 0x180, 0x40}, {&(0x7f000015c000-0x1c)=@in6={0xa, 0x3, 0x4, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}, 0x1c, &(0x7f0000d7f000-0x90)=[{&(0x7f00006bb000)="c7ff80309d88bd2b98fa1f88bac1b5b46d44b1aa898e11fb53d35937834fdf2d99504745498324eee781bf8f9179ddad6e5b459eb8649844b6159c47ce25f6684814a4c82b55304fe84e6bcde933e19d07dfd207ed833e6019bf1ac0ac8ac2358db5ddbde6d4664322b6700c6e13adbb28193fc2bda52f302e17ff48dc42485f05c6d4fdd1ff50", 0x87}, {&(0x7f000025a000)="", 0x0}, {&(0x7f00008ce000)="9f28d28dfe5847af2b1ac19bb12cc45f230d21d134056e8ec80bd9ed26b9bb313ef4c0c7f2f09c27cf08af2084e21a2cfbdf59b15ca732467b3776f34b5e79ab", 0x40}, {&(0x7f000012a000)="89b57135952cda14438ddfe95819f5cd3f6136c3fe0f88554ed9c18db546e4b35758d24e72606c4ee5af01a83832598f3debd27f30a4de35c8f10f9ea0a979828dd8ff0933baf1af11345554aa9aac27b16fcca0dc083cb359115084896b056cbae1516f613c9c21cf8593822ac36a35c0a024496f8be89383b22e67a6a70232cbc3803830ece0a44b4df610a5cb8bbd9c6cd3273a5135b175cb1944", 0x9c}, {&(0x7f000075b000)="fc19df7cd597df16d7c8bbe9361b4ceb0195cc5af2773694e26fd9261d52aacc3ce33ed18c908a183344fafd8c1e8bb9a8a7c0505998aceaaf1c9678670ca3c5bc7fce0cdef7398c41a6d13f612a4cc6eab090002a5cee85a5a94de5f49a8bb6a4d1539439b8ac46735f94025a7d4e0ac022b4ec39e583d5484c4b0e65541f446ef3cd5b7fbf88575f22dbee9ba48bea8fc36406868dbceabb", 0x99}, {&(0x7f0000739000)="4aca5574c84728e50925551663a17724c1635adbf2071e2a2e11fb73ab6c5ec7fbd3195afa408cf92183d09fa675c203aa288919f4cc0785a7a1a7f9f173bb1747a27a2fc99a7687591b4bb1", 0x4c}, {&(0x7f0000c94000-0xc0)="5d64bda0c1eaae9558b891a8ba2f599cb9ef402c5ebea114df0f1b618a8d28572c807dd86e0e4e758d85320e59a29bb491a216311328176e9fddf614a2517283f9b48a4e0bbbbf71281f121601ea105cecd367c180fce45be27865fa545f3c72e6e772efdb7af2a4f5b55be593fc06597df502afd8dd6ca54d8a6b7d4bb7f4ea1b51700e228d770eb4861387669059d595b9ec3c7588ea1248346b5a6ce09a598dd236ffa749a67944889d169bb58e9528115fcc13270b70d617b766180dfcf4", 0xc0}, {&(0x7f0000b83000-0x3b)="734382d1850edd1513ad77d490701fe2326dbbf0e4ccc5622c065d0add5809c8e248fa445d55ec5a755a02fad88c5438556a56a24f3224cd4b5532", 0x3b}, {&(0x7f0000798000-0xac)="4f4b2aea525710c5bd985d6df05ab399bfc9ae0d3c4267570b0c85901c359b71fa262f93a5cc8ffae3397ef0de140a2f1efa20085dd1c4d75c55b6eb86bcfbbc9b21cd449dbba5843e477aedba3aec5f0bbe1f2fb8e18da8acc9bffaa112b5ae5927fcbda99e879dd66e00c7efc4725a097bbe70451caf49f15b12c15da250140188bd64919b9e61c026fe8f429ab2188f41f9811114851b137d3d7a3c960d35d5c265cbe4c1788360150da1", 0xac}], 0x9, &(0x7f0000246000-0xc0)=[@sndinfo={0x20, 0x84, 0x2, {0x7, 0x8000, 0x3, 0x9, r13}}, @sndrcv={0x30, 0x84, 0x1, {0x3ff, 0x1, 0x200, 0x2, 0x2, 0x7fffffff, 0x9, 0x5, r14}}, @sndinfo={0x20, 0x84, 0x2, {0x2, 0x2, 0x7ff, 0x2, r15}}, @init={0x18, 0x84, 0x0, {0x9, 0x100, 0x9, 0x0}}], 0xc0, 0x4}, {&(0x7f0000c0b000)=@in={0x2, 0x3, @dev={0xac, 0x14, 0x0, 0x10}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, &(0x7f0000af2000-0x20)=[{&(0x7f0000990000)="e4fefa397a69174d275f2043feeb6a4888fc7dbdd04279e817d0eed97e1f7f4982887b3d6315631b81feb0534e9db403095d87f25c079c40ca69cc17c32ff9d75ad5fe059417ae3d2162a8d4cc720f44ab507f827d4295c24433bb017e250d704a9271061e52cc57dd437ab9ce6594277b537d7cfc9705a32a716ba0dd294afea9e46f5742f19d9b9f091fdcc810c03602be89988b77b739281bc263dd2a3d1d44dfc7f53b04097416263649643e3eeed0e3ecffa993a002d125d3eca6a9fe400ff574613da84b66d18c0a513f4736e62c2622f5d1aef0bdfce82ad731a9184847cbed402d31", 0xe6}, {&(0x7f0000faf000-0x9e)="8ebe14b8907ff801d04255e081231c8dad684c69d5626c87875c65e35fde0cf110a4d1aac7e18611b0e7d490130ad1fea7e0d45a6a0f78c1ef17d9be38585ced9d22707a920bdf2acb51649d218012994fb50fc4b2934cf73a0aec4895c2dc7e5133d6ac3651966b0c3a69d91308052321572d881ce5ed2f1d06b0fd801d21ab8003d2a5e612aa89e11caf684cbc7a9e2c5281fee38be0397564b64ee608", 0x9e}], 0x2, &(0x7f000078d000-0x30)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0xffffffffffff8000, 0x7, r16}}], 0x30, 0x1}, {&(0x7f0000c1b000)=@in6={0xa, 0x0, 0x4, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x80}, 0x1c, &(0x7f0000c6c000)=[{&(0x7f0000262000-0xb2)="c778b6930551fa1154166bbb04b187f3fef7d61b1224879938eb3d0f05f645251a3db3fdfefc78134aef6df010106f0814293427c8f42d3b056db4b43be6c57b753dd3715209c586aa2b46434575d4d700686d052243a501fc04ecd7df66e48a05431cf287f6a771108475ff2e49515e4a9a9da545d8a2333bbc91354cd0e67552b701732849220cc275111962abff60809814500bfa2a9f831c286e8de7ecf780cbe94b6dcdecc90685084012d2957c01f6", 0xb2}, {&(0x7f00008dc000)="fdd3f1b9862c218b6b87c9077f6708aa6d7d30628dbe14957f8863071475897857ad5f96ed2a11fcb6d4082a507bc70cf5a16539a98e67d7861e6474fcfdcc7809ce6b5700dc47ebe0830391df27f02575a16e5cef955ac96a00a0d255682e254e715b4a83f9ed8cfc720dfd515b88c6d827bc20fc049fd9c61d0ed8d1eaa222128aff6365724e18547bfac1311a347472ec9adad630b8736c3239bc9b293a6f9ff372113186a305ba08ff78a3b102baba8d83e4d8b0a83a6b8666387f355ef4dbe6e6e186b6a6b742aa79aa96567c74de039d1846fdb8ba0566c2d371d029f7662d8589da52c2d91eb8f1703ea91d9b19162708", 0xf4}, {&(0x7f0000555000)="a14bfce4bc83fb8eb91954384cdd81c597b9f6cf27fd74a13425872592668b657e90cf2ba0bf353389631d91aac4c592ffa585b394795c1e3dc00a1fcf47c065039082c87dcd490bd92d45721ef31d256d27164ec101c80fec5592e4749a9193855a96cd188529aa86afa9f2428020e73e5914dda8b26b3a51ed7f3c2de369b7e349cff6f8bc02afbd53ce8b3c861b13c9ae6bc820", 0x95}, {&(0x7f000094a000)="", 0x0}, {&(0x7f0000695000-0x7b)="dc3b46e946cf9fe00f5296aa27e37fec23c63f0d963a8f850aae76c2b879a1fd9124119c2a4b3aa6f79d89da1ed5c3771e846535f848a8e349d7f7f2f6bfbbe076d1419fc49182e192b7d9ff0c782df8d9d714dc3757d422ad71cbffae2ac2418bbd14b4e3ab1a9f06ed076e7de43d95b293d2f28c2e948003b847", 0x7b}, {&(0x7f0000d2f000)="3cfece725a3830336971580b08b94267f1b9184dac81ab44a2c6c9910b445ea750b080dd34fc7947ab4ef10cc7c78b4e4efd50b547d4cf141a3f18089bf4143fbefde0ecb6ff9b00a6dcbe060005195c8cd9fed5c2f2a7dae93d6706d7ffa84b466d8a", 0x63}, {&(0x7f000048b000)="e7dbaa4e2a9a3dc00d994bbe05b2a414f7fc5df2130c3a773daa699599b34151dc1b60af4995bb7e6e1b6ed96b44414e6b422c05f04e808df51ca83bbb8800e1543170b04575140b8e756d25f0236162189a8e7af79be186f75650d81b5b33e2ac3c69410f1336da37035cd338046e7b6d8d0ab880e4603195733d17a6f7c795bfa251a2b4e5cb410461c5b69e65a723eac6b717b74fc4fbeb13", 0x9a}], 0x7, 0x0, 0x0, 0x40000}], 0x6, 0x50) sendmsg(r1, &(0x7f0000b26000)={&(0x7f0000334000-0x26)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0xffffffffffffffff, @rand_addr=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0}}, 0x26, &(0x7f0000b84000)=[{&(0x7f000089a000)="0a8a", 0x2}], 0x1, &(0x7f0000261000)=[], 0x0, 0x0}, 0x0) 2018/01/28 06:20:43 executing program 7: mmap(&(0x7f0000000000/0xadc000)=nil, 0xadc000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f00004b6000-0x10)={0x1, &(0x7f0000acc000-0x8)=[{0x6, 0x0, 0x0, 0xa}]}, 0x10) setsockopt$inet6_int(r0, 0x29, 0x42, &(0x7f000098e000-0x4)=0x6, 0x4) bind$inet6(r0, &(0x7f0000808000-0x1c)={0xa, 0x2, 0x0, @empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0}, 0x1c) sendto$inet6(r0, &(0x7f00002a1000-0x4ec)="", 0xffffffffffffff4b, 0x800, &(0x7f000072e000)={0xa, 0x2, 0x0, @loopback={0x0, 0x1}, 0x0}, 0x1c) sendto(r0, &(0x7f000092e000-0x1000)="d5", 0x1, 0x1, &(0x7f0000ad9000)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev={[0xaa, 0xaa, 0xaa, 0xaa], 0xffffffffffffffff, 0x0}, [0x0, 0x0]}, 0x14) mmap(&(0x7f0000adc000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000adc000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGIFBR(r0, 0x8940, &(0x7f0000add000-0x18)=@get={0x1, &(0x7f0000adc000)=""/4096, 0x10001}) sendto$inet6(r0, &(0x7f0000ad7000-0x53)="1d", 0x1, 0x0, &(0x7f00000e5000-0x1c)={0xa, 0xffffffffffffffff, 0x0, @loopback={0x0, 0x1}, 0x0}, 0x1c) socketpair$inet_icmp(0x2, 0x2, 0x1, &(0x7f00006a9000)={0x0, 0x0}) mmap(&(0x7f0000adc000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_MCAST_LEAVE_GROUP(r1, 0x0, 0x2d, &(0x7f0000adc000)={0x6, {{0x2, 0x0, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x90) 2018/01/28 06:20:43 executing program 6: mmap(&(0x7f0000000000/0xe71000)=nil, 0xe71000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x3) mmap(&(0x7f0000e71000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$tun(&(0x7f0000e72000-0xd)='/dev/net/tun\x00', 0x0, 0x103141) r2 = fcntl$dupfd(r1, 0x0, r1) mmap(&(0x7f0000e71000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getgroups(0x1, &(0x7f000087f000)=[0xffffffffffffffff]) lstat(&(0x7f0000deb000)='./file0\x00', &(0x7f0000c41000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) mmap(&(0x7f0000e72000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) lstat(&(0x7f0000e73000-0x8)='./file0\x00', &(0x7f00006a5000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) mmap(&(0x7f0000e72000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setgroups(0x3, &(0x7f0000e72000)=[r3, r4, r5]) r6 = request_key(&(0x7f0000e71000)='logon\x00', &(0x7f0000c77000-0x5)={0x73, 0x79, 0x7a, 0x0, 0x0}, &(0x7f0000141000-0xd)='/dev/net/tun\x00', 0xfffffffffffffffb) keyctl$get_keyring_id(0x0, r6, 0x8000) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000db4000-0x28)={@common='bridge0\x00', @ifru_settings={0x4, 0x100000000, @sync=&(0x7f0000052000)={0x0, 0x7, 0x2}}}) keyctl$invalidate(0x15, r6) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000630000-0x20)={@common="677265300000e400", @ifru_flags=0x2fd}) pause() mmap(&(0x7f0000e73000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_PORT(r2, 0xc0a85352, &(0x7f0000e74000-0xb0)={{0x40, 0xfffffffffffffbe6}, 'port0\x00', 0x1, 0x0, 0xffff, 0x101, 0x1f, 0x3, 0x5, 0x0, 0x1, 0x8, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) 2018/01/28 06:20:43 executing program 4: r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f00004e8000-0x15)='/proc/self/net/pfkey\x00', 0x8000, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r0, 0xc0505350, &(0x7f0000001000-0x50)={{0x9, 0x7}, {0x80000000, 0x6b}, 0x6, 0x0, 0x3, [0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r1, &(0x7f0000cf4000)="", 0x0, 0x0) [ 57.899921] 0 pages in swap cache [ 57.899925] Swap cache stats: add 0, delete 0, find 0/0 [ 57.899927] Free swap = 0kB [ 57.899929] Total swap = 0kB [ 57.899931] 1965979 pages RAM [ 57.899933] 0 pages HighMem/MovableOnly [ 57.899935] 320509 pages reserved 2018/01/28 06:20:43 executing program 7: mmap(&(0x7f0000000000/0xd99000)=nil, 0xd99000, 0x4, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) flock(r0, 0x9) r1 = socket$inet_tcp(0x2, 0x1, 0x0) mmap(&(0x7f0000938000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000fd5000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000fd6000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, &(0x7f0000939000-0x5)=@ethtool_wolinfo={0x24, 0x0, 0x0, "00000707c89d"}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) 2018/01/28 06:20:43 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000066000-0x38)={&(0x7f0000791000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000e2a000)={&(0x7f0000c5c000-0x14)={0x14, 0x7, 0xa, 0x1, 0xffffffffffffffff, 0xffffffffffffffff, {0x1, 0x0, 0x0}, []}, 0x14}, 0x1, 0x0, 0x0, 0x0}, 0x0) r1 = openat$selinux_mls(0xffffffffffffff9c, &(0x7f0000c50000)='/selinux/mls\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(0xffffffffffffffff, 0x84, 0x7c, &(0x7f0000051000-0x8)={0x0, 0x7, 0xe8e}, &(0x7f00005b3000-0x4)=0x8) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(r1, 0x84, 0x66, &(0x7f00005bf000)={r2, 0x5}, &(0x7f0000b57000)=0x8) 2018/01/28 06:20:43 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket(0x9, 0x4, 0xfffffff000000000) r1 = openat$selinux_user(0xffffffffffffff9c, &(0x7f0000aa7000)='/selinux/user\x00', 0x2, 0x0) sendmsg$unix(r0, &(0x7f0000745000)={&(0x7f0000feb000-0x8)=@abs={0x0, 0x0, 0x2}, 0x8, &(0x7f0000220000)=[{&(0x7f0000db2000-0x3d)="53e4583ebce79ec385d9716ace947f39153089e8257631495f388f478aea71fb276388bc3778ab76755e7305b84ee9e92d677242365052229c015801c2", 0x3d}, {&(0x7f000087c000)="3773f601022fd044aa48229e0d19e932e3ef07b4987721ae5f1390b517cf52cc4df3adb0633593c24f2302ccd829c04cfaa1e8432e183b0e5f7d9453bf8fadc876f185893c8170fd818e9168f5b612aec6135d929f65d13f31ace822352c8079c8a65aa55550dc56383f66a9ffa6f9b5570405a3", 0x74}], 0x2, &(0x7f0000e2d000-0x18)=[@rights={0x18, 0x1, 0x1, [r1]}], 0x18, 0x4040000}, 0x40) mknod(&(0x7f00001c2000)='./file0\x00', 0x0, 0x0) lgetxattr(&(0x7f0000619000-0x8)='./file0\x00', &(0x7f000094c000)=@random={'security.\x00', '@eth1\x00'}, &(0x7f0000a46000-0x3)=""/0, 0x0) [ 58.678161] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 58.707607] CPU: 1 PID: 6829 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 58.715157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.717134] FAULT_FLAG_ALLOW_RETRY missing 30 [ 58.728976] ffff8801c3b0f948 ffffffff81d943a9 1ffff10038761f2c ffff8801c3838000 [ 58.737014] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c3b0fa58 [ 58.745037] ffffffff81451b82 024000c2c3b0f998 0000000041b58ab3 ffffffff84195325 [ 58.753068] Call Trace: [ 58.755655] [] dump_stack+0xc1/0x128 [ 58.761017] [] warn_alloc+0x212/0x240 [ 58.766456] [] ? zone_watermark_ok_safe+0x280/0x280 [ 58.773120] [] ? avc_has_perm+0xb0/0x4f0 2018/01/28 06:20:43 executing program 1: mmap(&(0x7f0000000000/0xe000)=nil, 0xe000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f000000b000-0x10)='/dev/sequencer2\x00', 0x41, 0x0) mmap(&(0x7f000000e000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$KDGETMODE(r0, 0x4004510d, &(0x7f000000e000)=0x0) ioctl$DRM_IOCTL_AGP_ACQUIRE(r0, 0x6430) 2018/01/28 06:20:43 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket(0x10, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000f42000)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) sendmsg$nl_route(r0, &(0x7f000094e000)={&(0x7f00005ed000-0xc)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f000009b000)={&(0x7f0000461000)=@newlink={0x24, 0x10, 0x9, 0xffffffffffffffff, 0xffffffffffffffff, {0x0, 0x0, 0x0, r1, 0x0, 0x0}, [@IFLA_AF_SPEC={0x4, 0x1a, []}]}, 0x24}, 0x1, 0x0, 0x0, 0x0}, 0x0) getsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00006f9000-0xe8)={{{@in=@rand_addr=0x0, @in6=@mcast1={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in=@multicast2=0x0, 0xffffffffffffffff, 0x0}, 0x0, @in=@multicast2=0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f00000f7000-0x4)=0xe8) [ 58.778825] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 58.785310] [] __vmalloc_node_range+0x3f5/0x5f0 [ 58.791622] [] ? check_preemption_disabled+0x3b/0x200 [ 58.798447] [] ? task_has_security+0x130/0x270 [ 58.804664] [] vmalloc+0x5b/0x70 [ 58.809660] [] ? sel_write_load+0x130/0xfd0 [ 58.815618] [] sel_write_load+0x130/0xfd0 [ 58.821405] [] ? get_futex_key+0x1050/0x1050 2018/01/28 06:20:43 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sg(&(0x7f0000001000)='/dev/sg#\x00', 0x0, 0x2) ioctl$PPPIOCGL2TPSTATS(r0, 0x80487436, &(0x7f0000987000-0x9a)="2e8573111ed35321f6bb4d2106d385a75366da197fb82f510f4d23fa6afdd202719097f99314898961f2c8a5e974d66554a2676c9541cc53d14e6f8d5c2bc28261ad5f4a9333867da8805ad0e55345bae4a54d868be73318f504b94f46ffd99b3b076e2e78bd07fad935973424c0243e9752c7aff6445abe5e1e2acdc2bd3c5df645a8377587016250765ed1f27e584625c4c60bf13cf5544ec5") fremovexattr(r0, &(0x7f0000784000)=@random={'system.', '#\x00'}) ioctl(r0, 0x2283, &(0x7f0000827000-0x1)='g') write$evdev(r0, &(0x7f0000093000)=[{{0x77359400, 0x0}, 0x0, 0x0, 0x0}, {{0x0, 0x0}, 0x0, 0x0, 0x0}, {{0x0, 0x0}, 0x0, 0x0, 0x0}, {{0x77359400, 0x0}, 0x0, 0x0, 0x0}, {{0x0, 0x0}, 0x0, 0x0, 0x0}, {{0x77359400, 0x0}, 0x0, 0x0, 0x0}], 0x90) 2018/01/28 06:20:43 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000557000-0x10)='/dev/sequencer2\x00', 0x200800, 0x0) getsockname$netrom(r0, &(0x7f0000f50000)=@full={{0x0, {""/7}, 0x0}, [{""/7}, {""/7}, {""/7}, {""/7}, {""/7}, {""/7}, {""/7}, {""/7}]}, &(0x7f0000697000)=0x48) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r0, 0x40085112, &(0x7f0000b18000)={{0xffffff93, 0x0}, {0xffffff90, 0x0}, 0x0, 0x0, 0x0, [0x0, 0x0, 0x0], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) [ 58.827453] [] ? sel_read_bool+0x250/0x250 [ 58.833336] [] ? do_futex+0x3f8/0x15c0 [ 58.838859] [] ? sel_read_bool+0x250/0x250 [ 58.844722] [] __vfs_write+0x103/0x680 [ 58.850248] [] ? do_iter_readv_writev+0x400/0x400 [ 58.856729] [] ? __might_sleep+0x95/0x1a0 [ 58.862517] [] ? __lock_is_held+0xa1/0xf0 [ 58.868304] [] ? rcu_read_lock_sched_held+0x103/0x120 2018/01/28 06:20:43 executing program 2: mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_avc_cache_stats(0xffffffffffffff9c, &(0x7f0000003000)='/selinux/avc/cache_stats\x00', 0x0, 0x0) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) bind$netlink(r0, &(0x7f0000003000)={0x10, 0x0, 0x0, 0x10000}, 0xc) r1 = socket$inet(0x2, 0x80000080a, 0x0) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000004000-0x8)={0x0, 0x20}, &(0x7f0000005000-0x4)=0x8) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) openat$selinux_avc_hash_stats(0xffffffffffffff9c, &(0x7f0000003000)='/selinux/avc/hash_stats\x00', 0x0, 0x0) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) openat$pktcdvd(0xffffffffffffff9c, &(0x7f0000006000-0x15)='/dev/pktcdvd/control\x00', 0x400800, 0x0) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r0, 0x84, 0x6d, &(0x7f0000005000-0xb)={r2, 0x3, "17338e"}, &(0x7f0000005000-0x4)=0xb) r3 = dup(r1) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r0, 0x84, 0x75, &(0x7f0000001000)={r2, 0x7fff}, 0x8) setsockopt$netlink_NETLINK_NO_ENOBUFS(r0, 0x10e, 0x5, &(0x7f0000000000)=0x0, 0x4) bind$packet(r3, &(0x7f0000003000-0x14)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast=[0xff, 0xff, 0xff, 0xff, 0xff, 0xff], [0x0, 0x0]}, 0x14) [ 58.875127] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 58.881689] [] ? __sb_start_write+0x14a/0x310 [ 58.887822] [] vfs_write+0x189/0x530 [ 58.893181] [] SyS_pwrite64+0x13f/0x170 [ 58.898791] [] ? SyS_pread64+0x170/0x170 [ 58.901355] syz-executor2 uses obsolete (PF_INET,SOCK_PACKET) [ 58.910345] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 58.917170] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.923739] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 58.930300] CPU: 0 PID: 6831 Comm: syz-executor5 Not tainted 4.9.78-g68d447c #23 [ 58.937826] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.939349] Mem-Info: [ 58.939366] active_anon:56519 inactive_anon:42 isolated_anon:0 [ 58.939366] active_file:3541 inactive_file:8505 isolated_file:0 [ 58.939366] unevictable:0 dirty:343 writeback:0 unstable:0 [ 58.939366] slab_reclaimable:5507 slab_unreclaimable:59719 [ 58.939366] mapped:24048 shmem:49 pagetables:662 bounce:0 [ 58.939366] free:1472401 free_pcp:492 free_cma:0 [ 58.939382] Node 0 active_anon:226076kB inactive_anon:168kB active_file:14164kB inactive_file:34020kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96192kB dirty:1372kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 77824kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 58.939398] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 [ 58.939424] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 [ 58.939449] Normal free:2893696kB min:36824kB low:46028kB high:55232kB active_anon:226076kB inactive_anon:168kB active_file:14164kB inactive_file:34020kB unevictable:0kB writepending:1372kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:22028kB slab_unreclaimable:238876kB kernel_stack:5696kB pagetables:2648kB bounce:0kB free_pcp:1208kB local_pcp:692kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 [ 58.939499] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB Normal: 152*4kB (UME) 77*8kB (UM) 50*16kB (M) 46*32kB (UME) 69*64kB (UM) 18*128kB (UM) 6*256kB (UME) 7*512kB (M) 1*1024kB (M) 3*2048kB (ME) 701*4096kB (M) = 2893800kB [ 58.939589] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 58.939591] 12094 total pagecache pages [ 58.939594] 0 pages in swap cache [ 58.939598] Swap cache stats: add 0, delete 0, find 0/0 [ 58.939599] Free swap = 0kB [ 58.939601] Total swap = 0kB [ 58.939603] 1965979 pages RAM [ 58.939605] 0 pages HighMem/MovableOnly [ 58.939607] 320509 pages reserved [ 59.193167] ffff8801c3be78a0 ffffffff81d943a9 ffff8801c3be7b80 0000000000000000 [ 59.201130] ffff8801d148dc10 ffff8801c3be7a70 ffff8801d148db00 ffff8801c3be7a98 [ 59.209094] ffffffff81661d4a 0000000000002b25 ffff8801c400b8f0 ffff8801c400b8a0 [ 59.217055] Call Trace: [ 59.219612] [] dump_stack+0xc1/0x128 [ 59.224950] [] handle_userfault+0xa3a/0x1310 [ 59.230976] [] ? debug_check_no_locks_freed+0x2c0/0x2c0 [ 59.237963] [] ? userfaultfd_ioctl+0x24e0/0x24e0 [ 59.244335] [] ? handle_mm_fault+0x117b/0x2530 [ 59.250534] [] ? handle_mm_fault+0x1fc3/0x2530 [ 59.256731] [] handle_mm_fault+0x1fd1/0x2530 [ 59.262765] [] ? save_stack+0xa3/0xd0 [ 59.268182] [] ? __pmd_alloc+0x410/0x410 [ 59.273951] [] ? sigqueue_alloc+0x24/0x70 [ 59.279717] [] __do_page_fault+0x5c2/0xd40 [ 59.285568] [] ? mm_fault_error+0x2c0/0x2c0 [ 59.291507] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 59.298145] [] do_page_fault+0x27/0x30 [ 59.303649] [] page_fault+0x28/0x30 [ 59.308892] [] ? copy_user_enhanced_fast_string+0xe/0x20 [ 59.315961] [] ? SyS_timer_create+0x61f/0x1030 [ 59.322160] [] ? do_schedule_next_timer+0x4d0/0x4d0 [ 59.328800] [] ? do_futex+0x15c0/0x15c0 [ 59.334391] [] ? entry_SYSCALL_64_fastpath+0x5/0xe8 [ 59.341023] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 59.347828] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 59.354372] [] entry_SYSCALL_64_fastpath+0x29/0xe8 2018/01/28 06:20:44 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x1, 0x0) r1 = syz_open_dev$tun(&(0x7f0000658000-0xd)='/dev/net/tun\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_RECVRCVINFO(r0, 0x84, 0x20, &(0x7f0000c09000-0x4)=0x0, &(0x7f0000578000-0x4)=0x4) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000f32000)={@common='eql\x00', @ifru_names=@generic="c15c9a8b74308b1b2c5d0ce63d9d8226"}) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000630000-0x20)={@common='eql\x00', @ifru_flags=0x301}) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x0, 0x31, 0xffffffffffffffff, 0x0) pwritev(r1, &(0x7f000030e000-0x70)=[{&(0x7f0000a70000-0xe3)="f0385bf59e916b17abb035a64a16664c2c53f77bd3f36faf21fb403f87d3e57e0f7b34f4fc2175c39605ba987774978b56d38336363e9e1914bd742a27fb450b3a134a63a5d2ae4c0f167164be1077308b1197399ee59cfaf715ca1b279923c893e72c7195aa44c6a7b88c6a668c01500c056285474227c5a7437e0e31528eb2e9a3d883e531670b23a9521f0d07a0ebc83dc436e74d2d8c07a6e5c0cb917ccd7a9612349b1a44a03fe42afffe4ffbb44fc84788d7a68723236c9237ac0af77c1c94a22148596d9d327e78070dc0858dc6da5a9aafa8bf595ee671fe55efdbd47b976c", 0xe3}, {&(0x7f000004a000)="f2b2fff0d514670557d1f4519aad112bf51b20254ecc0f24e3316dcf270af8b40c04a8457d00b78732ea66be1466edc1414d4f4bd05c36a5feab08bbe6", 0x3d}, {&(0x7f0000cdc000)="38b0973360793650f64f2e76ce734451565c9026077c2f81abe52c14fb8d0fb20c781c9fccc740eba5f05309fc8829e7", 0x30}, {&(0x7f0000a00000-0xae)="bf19aacc495772b7220c6094dde6d01bcf548f1742b04d15ea1ad5a1f293dd243c27e5a5dc579992f3feb7b7576256be65dec9c230c3ef20914c1d5822b49320a8214656d27d4b027d4f868ddd8516f64dbe7092e9378ba95dc5c7d00b5ffe3b2f3d96fd24caa6d07711d4aa7208e48e579599ec602638f414ddaf3d339a6537ae67028ef109cfa153be72114789ba66b0986b52dfc72ba6e9295b921d5338a25aa712ac3a599329dd488d75b84a", 0xae}, {&(0x7f0000377000-0xe5)="7038363c3a5c58b148b1d0fe9205a76603681543dcfb2ba18b02db22ac8f46c77cd81d5c7ad5f3157bc1e2bd4c79a73bb51ed9a24155a6bd33310b60e3686a1e5599a61a11032d822710ff9004223589365b6ab4adbecf313498719702b7947dc0b90794b2634ce768c264df9604498c38b773e41aa5b24d158a1f33f8bf5e1ce47a71ae506829dfb39c6d91d1b0416e94de0ffe3703b1db689ae41f313f5be43c6e784318476bae27014eaade7a30053c2dfd3262e9302e5c0caf0b4192c2de404c8f4e13f61f05fd00bbce312f197f1dc8315b9e66fcbc44d4862e75729ee9db1e95d648", 0xe5}, {&(0x7f0000483000)="35fcc3cd076d23676a8b13285ae11807876ba12fe952c17db796707f3a7fafc7b5235c1ea93fddd568bbb2636571ce3e97d8ed9f560ec2c2732a4dfa809066d756ba18dace5a114a5a4e2dd5e3eb8f29e7151e6df9d5", 0x56}, {&(0x7f0000aa3000)="76cc0b00412f4314d63a4660915a2715ab730027c887c3ee88f49e9c482cf6fa0e1b0291cf1695aebf50649e09dd44e39bfc7f9b23de16e7fa98baae86e7286cfb0edd3c919b63796b4348f976febd0374a2fb526935d2bc5531c19edb", 0x5d}], 0x7, 0x0) read(r1, &(0x7f00000ca000-0x99)=""/153, 0x99) 2018/01/28 06:20:44 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) r1 = getpgrp(0x0) fcntl$setownex(r0, 0xf, &(0x7f0000ec5000)={0x0, r1}) ioctl$sock_SIOCGPGRP(r0, 0x8904, &(0x7f0000042000-0x4)=0x0) capget(&(0x7f0000a5c000)={0x20071026, r1}, &(0x7f0000faf000-0x18)={0x0, 0x0, 0x0, 0x0, 0x4, 0x0}) writev(r0, &(0x7f00008ee000-0x40)=[{&(0x7f0000d45000-0xa4)="07abf10e8f9ece43d5171808118cd15a691b5010397a618e8c6b6a5da8a096e3c190fa41dc1b15153c33f30316cbf0f75e84ac25d88ddaa1d2c45aa6f5daee60915f5419fc585ddb856e2a28a0e1b430a3d614950a648ff1bf77f94b00e04f67149b1f788af07221204a2b731813c01217b5ee386c072670a20978a72c01760c825bca43b276f053a18b10f1445d45acc5e58ddb2e6e4961200c50fa6452515dd736bd00", 0xa4}, {&(0x7f0000ef1000-0x1000)="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", 0x1000}, {&(0x7f0000163000-0x46)="efa5fae2ca1754c77120ab835ff12f952298064d976baaeab4eb339a057657f93811984a72dd5840ed96f705748fe80e6fee1a47a7adb3b142072f4d4cd1021c1e35ae149ece", 0x46}, {&(0x7f0000c97000-0x87)="9bcf218cae0ceb1497acdb7040655a4b9b355a1929051d0ad20b221528914142398e248d66865546cfdd9428ddd5741ee7254e223a0be0ccef3c002d7cc2d6baf69487e1c103f8faefc42618b1e7598901b05e9a0977583c02e6bfcdbcabc0680db4f4ee058af56e7a1f706fed227789fcd965972180174f567d0e498093d6535db398e4495009", 0x87}], 0x4) 2018/01/28 06:20:44 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) r1 = dup3(r0, r0, 0x80000) ioctl$PERF_EVENT_IOC_PERIOD(r1, 0x40082404, &(0x7f00005e3000-0x8)=0xfffffffffffffffa) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:44 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x1, 0x0) r1 = dup(r0) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000e14000-0x10)={0x285, &(0x7f0000f07000)=[{0x6, 0x0, 0xfffffffffffffffd, 0x0}]}, 0x10) setsockopt$sock_int(r1, 0x1, 0x1b, &(0x7f0000267000-0x4)=0x0, 0x4) 2018/01/28 06:20:44 executing program 3: mmap(&(0x7f0000001000/0xffe000)=nil, 0xffe000, 0x3, 0x32, 0xffffffffffffffff, 0x0) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000615000-0x11)='/dev/vga_arbiter\x00', 0x0, 0x0) r0 = syz_open_dev$tun(&(0x7f0000fce000-0xd)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00004a2000-0x50)={@generic="30609402000000000000067d08cebd5c", @ifru_mtu=0xcf1a}) setsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(0xffffffffffffffff, 0x84, 0x7, &(0x7f0000368000-0x4)={0x0}, 0x4) close(r0) openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000003000-0x11)='/selinux/enforce\x00', 0x0, 0x0) connect$vsock_stream(0xffffffffffffffff, &(0x7f0000601000-0x10)={0x28, 0x0, 0x0, @any=0xffffffff, 0x0}, 0x10) openat$hwrng(0xffffffffffffff9c, &(0x7f000029a000+0x4a)='/dev/hwrng\x00', 0x0, 0x0) ioctl$sock_inet_SIOCGIFBRDADDR(0xffffffffffffffff, 0x8919, &(0x7f0000001000-0x20)={@generic="f2493a027187b5e7ba1b09626a89f848", @ifru_addrs={0x2, 0xffffffffffffffff, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) openat$selinux_policy(0xffffffffffffff9c, &(0x7f0000003000-0x10)='/selinux/policy\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mount(&(0x7f0000001000-0x4)='./file0\x00', &(0x7f000042a000)='./file0\x00', &(0x7f0000001000-0x5)='cifs\x00', 0x1000000, &(0x7f0000000000)="e3ea95edefe82693aa68c7e9fb165928237545b5242bfe3d0ce7d8489cd53ce4401317e3118009a74c47c49fc72bde944ffe71b5f859ef0a2d570a") 2018/01/28 06:20:44 executing program 1: mmap(&(0x7f0000000000/0xe5f000)=nil, 0xe5f000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000e5b000-0x8)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$sock_int(r1, 0x1, 0x10, &(0x7f000002f000-0x4)=0xb92c, 0x4) mmap(&(0x7f0000e5f000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000e5f000)=@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x10) writev(r0, &(0x7f00000bc000)=[{&(0x7f0000032000-0x74)='w', 0x1}], 0x1) r2 = dup3(r1, r0, 0x0) r3 = accept4$ipx(r2, &(0x7f00001ab000)={0x0, 0x0, 0x0, ""/6, 0x0, 0x0}, &(0x7f0000b23000)=0x10, 0x80000) mmap(&(0x7f0000e60000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000e60000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendto(r3, &(0x7f0000e60000)="", 0x0, 0x800, &(0x7f0000e60000)=@alg={0x26, 'rng\x00', 0x0, 0x0, 'drbg_pr_ctr_aes128\x00'}, 0x58) r4 = dup3(r0, r1, 0x0) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000170000-0x11)='/dev/vga_arbiter\x00', 0x100, 0x0) setsockopt$sock_int(r0, 0x1, 0x22, &(0x7f000027f000)=0x5, 0x1b6) mmap(&(0x7f0000e5f000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getpeername(r0, &(0x7f0000e25000)=@pptp={0x0, 0x0, {0x0, @multicast1=0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000e5f000)=0x20) recvmsg$netrom(r4, &(0x7f0000e55000)={&(0x7f0000e5a000-0x10)=@ax25={0x6, {"61ad643fe24db4"}, 0x0}, 0x10, &(0x7f0000e55000)=[], 0x0, &(0x7f000035a000)=[], 0x0, 0x0}, 0x10002) epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r0, &(0x7f00008eb000)={0x40000011, 0x0}) 2018/01/28 06:20:44 executing program 6: r0 = gettid() ptrace$setregs(0xf, r0, 0x4, &(0x7f00000ae000-0x68)="ebd570f687cf7cf2d5e7ab59a0efa7e68f8f0ad178dd3ed93c65dfec4a8e4b7401b2957e19c862fba0c9824a5a1547b9accdfe4c72505cf89bbb1a21900dc14c8c1e4dea721f20faffa17966cb9925c62f109933f3f4467b8e2e1ca3810951154bc99915df35ab50") mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pkey_mprotect(&(0x7f00000df000/0x1000)=nil, 0x1000, 0x0, 0xffffffffffffffff) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) 2018/01/28 06:20:44 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket(0x2, 0x80001, 0x0) listen$netrom(r0, 0x0) syz_open_dev$random(&(0x7f0000bdf000-0xc)='/dev/random\x00', 0x0, 0x0) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000c0d000-0xa)='/dev/ptmx\x00', 0x200001, 0x0) r2 = socket$unix(0x1, 0x1, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000e80000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$unix(r3, &(0x7f0000001000-0x38)={&(0x7f0000239000-0x8)=@abs={0x0, 0x0, 0x0}, 0x8, &(0x7f0000008000)=[], 0x0, &(0x7f0000001000-0x10)=[@rights={0x200, 0x1, 0x1, [r2]}], 0x1, 0x0}, 0x0) ioctl$KDMKTONE(r1, 0x4b30, 0x9167) recvmsg(r4, &(0x7f000000e000)={0x0, 0x0, &(0x7f000008b000)=[], 0x0, &(0x7f000000c000)=""/0, 0xfc13, 0x0}, 0x0) pselect6(0x40, &(0x7f0000cc9000-0x40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fff}, &(0x7f0000cc9000-0x40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f00000de000-0x40)={0xffffffffffffffe1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f00008e6000-0x10)={0x0, 0x0}, &(0x7f0000205000-0x10)={&(0x7f0000cc9000-0x8)={0x0}, 0x8}) 2018/01/28 06:20:44 executing program 6: mmap(&(0x7f0000000000/0x5000)=nil, 0x5000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000001000-0x18)={0xaa, 0x0, 0x0}) r1 = syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0x9ec, 0x40) getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x22, &(0x7f0000003000-0x10)={0x0, 0x202, 0x80000000, 0x8, 0x0}, &(0x7f0000000000)=0x10) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r1, 0x84, 0x6, &(0x7f0000002000)={r2, @in6={{0xa, 0x3, 0x6, @loopback={0x0, 0x1}, 0x20}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, &(0x7f0000003000)=0x8c) ioctl$UFFDIO_REGISTER(r0, 0xc028aa03, &(0x7f0000003000)={{&(0x7f0000012000/0x2000)=nil, 0x2000}, 0x400020000000000, 0x0}) 2018/01/28 06:20:44 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x4) writev(r0, &(0x7f00000a8000)=[{&(0x7f000036c000-0x5c)="580000001400192300bb4b07000000560a0602000000000000002ec28e0058a2e04a03ca8164243e8900000028435a0004fbf50dfff90004a50000041c10e1ed5e0000000023221f1000010006f400f8ffffffe86b0f536e", 0x58}], 0x1) get_thread_area(&(0x7f00002ee000)={0x4f74, 0x20001000, 0x6000, 0x81, 0x2, 0x1, 0x10f, 0xeef5, 0x3, 0x80000001}) 2018/01/28 06:20:44 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x1, 0x0) r1 = dup(r0) setsockopt$inet_tcp_int(r1, 0x6, 0x2, &(0x7f0000b10000)=0xc2, 0x6677bbc4) bind$inet(r0, &(0x7f00000f1000-0x10)={0x2, 0x3, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f0000e9c000-0x10)={0x1, &(0x7f0000f07000)=[{0x6, 0x0, 0x0, 0x101}]}, 0x10) connect$inet(r0, &(0x7f0000987000)={0x2, 0x3, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto(r1, &(0x7f0000b19000)="e5", 0x1, 0x0, &(0x7f0000df4000-0x6)=@hci={0x1f, 0x0, 0x0}, 0x6) sendmsg$nl_xfrm(r1, &(0x7f0000f1c000)={&(0x7f0000834000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f00007fb000-0x10)={&(0x7f0000687000)=@acquire={0x250, 0x17, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, {{@in=@loopback=0x7f000001, 0xffffffffffffffff, 0x0}, @in=@multicast1=0xe0000001, {@in=@remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @in=@empty=0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@multicast1=0xe0000001, @in6=@mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0xffffffffffffffff}, [@algo_comp={0x128, 0x3, {{'deflate\x00'}, 0x6e8, "fbc5e522384e6e94806d5a5643a61f7bc8579383b0a505665436a2cebe22e758122f0a60502f791738d2c89bb753856dcc8dab6f955451218ebd4b3d18f46760323f03e1bbc5d8e5b619ab821b5e6d1e7b3baede9201fd16b965db4f73e98817475bb9fb8a1d28e7d5075cf70803e9cc46a40494cf4ac6536d72eb538ca8e02a94ad150f3a5206a927f70a670445b749d5e53ff09590815afbb4ccf95d7db419f63eb70ddd8c5b62edf7bd0aa82f2bf30eed23a71871fbd59e62826268b25768f08bb6dd229951fc11dc950cb5e32a1b187e446f9c7494c98ef80d5af7"}}]}, 0x250}, 0x1, 0x0, 0x0, 0x0}, 0x0) sendmsg$nl_xfrm(r1, &(0x7f0000a32000-0x38)={&(0x7f00002a4000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000c0a000-0x10)={&(0x7f0000644000-0x1a0)=@updsa={0xa6, 0x1a, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, {{@in6=@dev={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, @in=@rand_addr=0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {@in6=@loopback={0x0, 0x1}, 0xffffffffffffffff, 0x0}, @in6=@mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0}, 0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, []}, 0xf0}, 0x1, 0x0, 0x0, 0x0}, 0x0) sendmsg(r1, &(0x7f0000247000)={&(0x7f0000086000-0x1e)=@pppoe={0x18, 0x0, {0x0, @local={[0xaa, 0xaa, 0xaa, 0xaa], 0xffffffffffffffff, 0xaa}, @common='sit0\x00'}}, 0x1e, &(0x7f0000a58000-0x20)=[{&(0x7f0000787000-0x1000)="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", 0x318}], 0x1, &(0x7f0000f89000-0x80)=[], 0x0, 0x0}, 0x0) fgetxattr(r1, &(0x7f00001f2000)=@random={'system.', 'bdevf\x00'}, &(0x7f0000cc5000-0x93)=""/147, 0x93) clock_nanosleep(0x0, 0x0, &(0x7f0000a09000)={0x0, 0x1c9c380}, &(0x7f0000eec000-0x10)={0x0, 0x0}) sendmsg$netlink(r1, &(0x7f0000791000)={&(0x7f0000757000-0xc)=@kern={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000713000)=[{&(0x7f00000d4000)={0x10c, 0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, "", [@generic="ee59a5288cae53396dafcb46cc926353bed1507248390dc338609d672d8a1df4fbaeafbb0158a07211782309ea48ba35440c4c6080ae3061adb34d89b7a8b6312959459a6be054070d8313a11e0608e45c21e2a4aaaf6983640554e88478b596db3e39a51285a2d6935bb61bf3070df4706d64d8399cfd429e17b98059be7719f53309eb8f77c54760afd8be7dda9905df51e6b1ec9ade93d928edf03b993c10a53f26e11e0133101dc6b27cc37c0ef0f913f3bcc4dfcf713f0f006591305e70773e55b700ad1eaac1cd14bf001f243e1cce1af2b773403145667bc2f12f76099ff30f5ee6d47b5b828861dab409b89b8bc1927b82ba211d43"]}, 0x10c}], 0x1, 0x0, 0x0, 0x800}, 0x8000) [ 59.436080] syz-executor4: [ 59.442238] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=40591 sclass=netlink_route_socket pig=6903 comm=syz-executor5 [ 59.456743] device eql entered promiscuous mode 2018/01/28 06:20:44 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) seccomp(0x11, 0x0, &(0x7f0000029000-0x10)={0x0, &(0x7f0000000000)=[{0x6, 0x3f, 0x0, 0xffffffff}]}) process_vm_readv(0x0, &(0x7f00004bd000)=[], 0x0, &(0x7f0000fe0000-0x10)=[], 0x0, 0x0) 2018/01/28 06:20:44 executing program 1: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f0000000000)=0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sched_getparam(r0, &(0x7f0000000000+0xf7d)=0x0) mmap(&(0x7f0000000000/0xc32000)=nil, 0xc32000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = inotify_init1(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f000003d000-0xc)={0x0, 0x0, 0x0}, &(0x7f0000048000)=0xc) fcntl$setown(r1, 0x8, r2) mmap(&(0x7f0000c32000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = openat$selinux_policy(0xffffffffffffff9c, &(0x7f0000c33000-0x10)='/selinux/policy\x00', 0x0, 0x0) mmap(&(0x7f0000c32000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_UNREGISTER(r3, 0x8010aa01, &(0x7f0000c32000)={&(0x7f00007d6000/0x1000)=nil, 0x1000}) splice(r1, &(0x7f00006f3000-0x8)=0x24, r1, &(0x7f0000880000-0x8)=0x0, 0xc2, 0x2) mmap(&(0x7f0000c33000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$ax25_buf(r3, 0x101, 0x19, &(0x7f0000c33000)="bf1e1179057a4aa6cba5bbe568d03d0e27ab9672254369ff86da1230f40eb3150e4b0a9b540d03dd245f481df16af9753c291c05bae367a16ccbf9d8227a0122149cd3b782fc618f2fe88e805d3d2dc518b2fe024232a4cbeb1ab24e4b0eefe34469c37241c1d9bd4ac96bf42c00d177e893313675200e395a5972ef2686179433478c1ef32fee0766cd49d0d18ef48d44fccfb1ce0c154b41254eb7ae1c8668ca7ff4ae86500f0d1fe3fedcd3a4f7315045194e46a2b0791748baf3faaa33f0381b3ea41656465f881f3ea83c21ab9a87ffd8a929cfc086af82683ff120882c6ac20de19e", 0xe5) fcntl$getownex(r1, 0x10, &(0x7f0000390000)={0x0, 0x0}) ptrace$setopts(0x4206, r4, 0x0, 0x0) mmap(&(0x7f0000c34000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) openat$selinux_commit_pending_bools(0xffffffffffffff9c, &(0x7f0000c35000-0x1e)='/selinux/commit_pending_bools\x00', 0x1, 0x0) mmap(&(0x7f0000c32000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) open(&(0x7f0000c32000)='./file0\x00', 0x42, 0x0) ptrace(0x4207, r4) ptrace(0x4208, r4) ptrace$setregset(0x4205, r4, 0x0, &(0x7f000071a000-0x10)={&(0x7f0000a0c000-0x52)="", 0x0}) mmap(&(0x7f0000c32000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r5 = openat$autofs(0xffffffffffffff9c, &(0x7f0000c32000)='/dev/autofs\x00', 0x0, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r5, 0x40082404, &(0x7f0000465000-0x8)=0x20) 2018/01/28 06:20:44 executing program 2: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$binder(&(0x7f0000002000)='/dev/binder#\x00', 0xffffffffffffffff, 0x0) r1 = syz_open_dev$sg(&(0x7f0000854000)='/dev/sg#\x00', 0x1, 0x84000) ioctl$KDDELIO(r1, 0x4b35, 0x40) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000004000)={0x4, 0x0, &(0x7f000000d000-0x70)=[@enter_looper={0x630c}], 0x0, 0x0, &(0x7f0000005000)=""}) ioctl$BINDER_SET_CONTEXT_MGR(r0, 0x40046207, 0x0) r2 = syz_open_dev$usbmon(&(0x7f0000b77000)='/dev/usbmon#\x00', 0xad2, 0x200) ioctl$sock_inet6_tcp_SIOCOUTQNSD(r2, 0x894b, &(0x7f00003a6000-0x4)=0x0) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000008000-0x30)={0x0, 0x0, &(0x7f0000004000)=[], 0x48, 0x0, &(0x7f000000d000)="62164b44a5c310affb2298c023c7036e8915400419dae89c459e387ad57913e733b1615bd7c2d55328b9dff40f10d1fc0e41a052600c822c2d8d8f871ff1edbf244f0f2cc508303a"}) r3 = mmap$binder(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x12, r0, 0x0) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000007000)={0x4, 0x0, &(0x7f0000006000-0x2c)=[@acquire_done={0x40486311, 0x0, 0x0}], 0x0, 0x0, &(0x7f0000002000)=""}) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000003000-0x30)={0xc, 0x0, &(0x7f0000005000-0x68)=[@free_buffer={0x40086303, r3}], 0x0, 0x0, &(0x7f0000002000)=""}) [ 59.468707] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=40591 sclass=netlink_route_socket pig=6903 comm=syz-executor5 [ 59.495784] vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 59.510025] CPU: 0 PID: 6905 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 59.517574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.526929] ffff8801c3bdf948 ffffffff81d943a9 1ffff1003877bf2c ffff8801c3b19800 [ 59.534967] ffffffff83ab8ea0[ 59.536896] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor0/6936 [ 59.536921] caller is __this_cpu_preempt_check+0x1c/0x20 [ 59.551757] 0000000000000001 0000000000400000 ffff8801c3bdfa58 [ 59.558174] ffffffff81451b82 024000c2c3bdf998 0000000041b58ab3 ffffffff84195325 [ 59.566169] Call Trace: [ 59.568735] [] dump_stack+0xc1/0x128 [ 59.574080] [] warn_alloc+0x212/0x240 [ 59.579508] [] ? zone_watermark_ok_safe+0x280/0x280 [ 59.586150] [] ? avc_has_perm+0xb0/0x4f0 [ 59.591838] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 59.598305] [] __vmalloc_node_range+0x3f5/0x5f0 [ 59.604607] [] ? check_preemption_disabled+0x3b/0x200 [ 59.611430] [] ? task_has_security+0x130/0x270 [ 59.617638] [] vmalloc+0x5b/0x70 [ 59.622630] [] ? sel_write_load+0x130/0xfd0 [ 59.628576] [] sel_write_load+0x130/0xfd0 [ 59.634349] [] ? get_futex_key+0x1050/0x1050 [ 59.640404] [] ? sel_read_bool+0x250/0x250 [ 59.646263] [] ? do_futex+0x3f8/0x15c0 [ 59.651779] [] ? sel_read_bool+0x250/0x250 [ 59.657640] [] __vfs_write+0x103/0x680 [ 59.663154] [] ? do_iter_readv_writev+0x400/0x400 [ 59.669622] [] ? __might_sleep+0x95/0x1a0 [ 59.675397] [] ? __lock_is_held+0xa1/0xf0 2018/01/28 06:20:44 executing program 0: mmap(&(0x7f0000000000/0x421000)=nil, 0x421000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r0, &(0x7f000000b000)={&(0x7f00001a5000-0xc)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000008000)={&(0x7f000000c000-0x33c)=@newsa={0x138, 0x10, 0x713, 0xffffffffffffffff, 0xffffffffffffffff, {{@in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in=@multicast2=0xe0000002, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {@in=@loopback=0x7f000001, 0xffffffffffffffff, 0x6c}, @in6=@loopback={0x0, 0x1}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0}, 0xffffffffffffffff, 0xffffffffffffffff, 0xa, 0x0, 0x0, 0x0}, [@algo_comp={0x48, 0x3, {{"6465666c61746500000000000000000000000000000000000000000000000000000000000000000000f1ffffff00"}, 0x0, ""}}]}, 0x138}, 0x1, 0x0, 0x0, 0x0}, 0x0) r1 = socket$inet_sctp(0x2, 0x1, 0x84) mmap(&(0x7f0000421000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000422000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000422000)='/dev/sequencer\x00', 0x40000, 0x0) mmap(&(0x7f0000422000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fcntl$dupfd(r2, 0x406, r0) mmap(&(0x7f0000422000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000423000-0xe8)={{{@in6=@mcast1={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, {{@in6=@mcast1={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0}, 0xffffffffffffffff, 0x0}, 0x0, @in6=@remote={0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000423000-0x4)=0xe8) mmap(&(0x7f0000422000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$TUNSETOWNER(r2, 0x400454cc, &(0x7f0000422000)=r3) mmap(&(0x7f0000421000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_MAX_BURST(0xffffffffffffff9c, 0x84, 0x14, &(0x7f0000422000-0x8)=@assoc_value={0x0, 0x0}, &(0x7f0000422000-0x4)=0x8) setsockopt$inet_sctp_SCTP_AUTH_KEY(r1, 0x84, 0x17, &(0x7f0000139000)={r4, 0x8, 0x45, "30cc2596654845ce5a88954be620227cd758834a01040de6a4678b10fc5071b291e060f904f2707a03418205e986304e312d4ef53b70e4da8919ae75afa81ea944bf4ce0ac"}, 0x4d) mmap(&(0x7f0000422000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGIFBR(r1, 0x8940, &(0x7f0000422000)=@generic={0x7ff, 0x8, 0x2}) mmap(&(0x7f0000423000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000424000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) delete_module(&(0x7f0000424000)='ppp1\x00', 0x200) mmap(&(0x7f0000423000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000423000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) futex(&(0x7f0000423000)=0x6, 0x0, 0x4, &(0x7f0000424000-0x10)={0x0, 0x0}, &(0x7f0000424000-0x4)=0x33f, 0x2) [ 59.681173] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 59.687991] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 59.694548] [] ? __sb_start_write+0x14a/0x310 [ 59.700672] [] vfs_write+0x189/0x530 [ 59.706015] [] SyS_pwrite64+0x13f/0x170 [ 59.711616] [] ? SyS_pread64+0x170/0x170 [ 59.717302] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 59.724120] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 59.730674] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 59.737232] CPU: 1 PID: 6936 Comm: syz-executor0 Not tainted 4.9.78-g68d447c #23 [ 59.744753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.754080] ffff8801c5337478 ffffffff81d943a9 0000000000000001 ffffffff83c18800 [ 59.762051] ffffffff83f45480 ffff8801c3b43000 0000000000000003 ffff8801c53374b8 [ 59.770033] ffffffff81dfb974 ffff8801c53374d0 ffffffff83f45480 dffffc0000000000 [ 59.778010] Call Trace: [ 59.780570] [] dump_stack+0xc1/0x128 [ 59.785904] [] check_preemption_disabled+0x1d4/0x200 [ 59.792629] [] __this_cpu_preempt_check+0x1c/0x20 [ 59.799091] [] ipcomp_init_state+0x188/0x930 [ 59.805118] [] ? __lock_is_held+0xa1/0xf0 [ 59.810886] [] ipcomp6_init_state+0xb5/0x820 [ 59.816915] [] ? __xfrm_init_state+0x363/0xb30 [ 59.823116] [] __xfrm_init_state+0x3e7/0xb30 [ 59.829144] [] xfrm_add_sa+0x1916/0x2e40 [ 59.834826] [] ? xfrm_send_state_notify+0x17d0/0x17d0 [ 59.841634] [] ? nla_parse+0x213/0x260 [ 59.847148] [] ? xfrm_send_state_notify+0x17d0/0x17d0 [ 59.853959] [] xfrm_user_rcv_msg+0x413/0x6a0 [ 59.859988] [] ? xfrm_dump_sa_done+0xe0/0xe0 [ 59.866016] [] netlink_rcv_skb+0x13e/0x370 [ 59.871871] [] ? xfrm_dump_sa_done+0xe0/0xe0 [ 59.877898] [] xfrm_netlink_rcv+0x6f/0x90 [ 59.883666] [] netlink_unicast+0x511/0x750 [ 59.889521] [] ? netlink_unicast+0x43c/0x750 [ 59.895548] [] ? netlink_attachskb+0x680/0x680 [ 59.901749] [] netlink_sendmsg+0x8e8/0xc50 [ 59.907604] [] ? netlink_unicast+0x750/0x750 [ 59.913632] [] ? selinux_socket_sendmsg+0x3f/0x50 [ 59.920095] [] ? security_socket_sendmsg+0x89/0xb0 [ 59.926646] [] ? netlink_unicast+0x750/0x750 [ 59.932676] [] sock_sendmsg+0xca/0x110 [ 59.938184] [] ___sys_sendmsg+0x6d1/0x7e0 [ 59.943953] [] ? copy_msghdr_from_user+0x550/0x550 [ 59.950501] [] ? avc_ss_reset+0x110/0x110 [ 59.956267] [] ? check_preemption_disabled+0x3b/0x200 [ 59.963077] [] ? __fget+0x228/0x3a0 [ 59.968325] [] ? __fget+0x47/0x3a0 [ 59.973481] [] ? __fget_light+0x188/0x1e0 [ 59.979246] [] ? __fdget+0x18/0x20 [ 59.984405] [] __sys_sendmsg+0xd6/0x190 [ 59.989998] [] ? SyS_shutdown+0x1b0/0x1b0 [ 59.995763] [] ? selinux_capable+0x40/0x40 [ 60.001624] [] ? __fget+0x201/0x3a0 [ 60.006869] [] ? __fget+0x228/0x3a0 [ 60.012115] [] ? __fget+0x47/0x3a0 [ 60.017277] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 60.024084] [] SyS_sendmsg+0x2d/0x50 [ 60.029419] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 60.037132] Mem-Info: [ 60.039563] active_anon:61207 inactive_anon:42 isolated_anon:0 [ 60.039563] active_file:3543 inactive_file:8520 isolated_file:0 [ 60.039563] unevictable:0 dirty:382 writeback:0 unstable:0 [ 60.039563] slab_reclaimable:5522 slab_unreclaimable:59637 [ 60.039563] mapped:24064 shmem:49 pagetables:724 bounce:0 [ 60.039563] free:1467507 free_pcp:463 free_cma:0 [ 60.074925] Node 0 active_anon:224056kB inactive_anon:168kB active_file:14172kB inactive_file:34104kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96072kB dirty:1580kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 67584kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 60.104921] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 60.134301] lowmem_reserve[]: 0 2908 6410 6410 [ 60.139525] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB [ 60.171153] lowmem_reserve[]: 0 0 3501 3501 [ 60.176047] Normal free:2893848kB min:36824kB low:46028kB high:55232kB active_anon:226100kB inactive_anon:168kB active_file:14172kB inactive_file:34104kB unevictable:0kB writepending:1588kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:22144kB slab_unreclaimable:238232kB kernel_stack:5568kB pagetables:2688kB bounce:0kB free_pcp:1276kB local_pcp:544kB free_cma:0kB [ 60.209979] lowmem_reserve[]: 0 0 0 0 [ 60.214355] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 60.229997] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 60.247356] Normal: 166*4kB (UME) 83*8kB (UME) 54*16kB (UME) 45*32kB (UM) 66*64kB (UME) 21*128kB (UME) 5*256kB (UM) 7*512kB (M) 1*1024kB (M) 1*2048kB (E) 702*4096kB (M) = 2893872kB [ 60.266286] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 60.274868] 12121 total pagecache pages [ 60.278816] 0 pages in swap cache [ 60.282779] Swap cache stats: add 0, delete 0, find 0/0 [ 60.288113] Free swap = 0kB [ 60.291120] Total swap = 0kB [ 60.294115] 1965979 pages RAM [ 60.297186] 0 pages HighMem/MovableOnly [ 60.301151] 320509 pages reserved [ 60.304615] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 60.314586] CPU: 1 PID: 6920 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 60.322088] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.331410] ffff8801c36b7948 ffffffff81d943a9 1ffff100386d6f2c ffff8801c3446000 [ 60.339371] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c36b7a58 [ 60.347336] ffffffff81451b82 024000c2c36b7998 0000000041b58ab3 ffffffff84195325 [ 60.355303] Call Trace: [ 60.357864] [] dump_stack+0xc1/0x128 [ 60.363196] [] warn_alloc+0x212/0x240 [ 60.368612] [] ? zone_watermark_ok_safe+0x280/0x280 [ 60.375246] [] ? avc_has_perm+0xb0/0x4f0 [ 60.380925] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 60.387385] [] __vmalloc_node_range+0x3f5/0x5f0 [ 60.393677] [] ? check_preemption_disabled+0x3b/0x200 [ 60.400485] [] ? task_has_security+0x130/0x270 [ 60.406684] [] vmalloc+0x5b/0x70 [ 60.411667] [] ? sel_write_load+0x130/0xfd0 [ 60.417605] [] sel_write_load+0x130/0xfd0 [ 60.423372] [] ? get_futex_key+0x1050/0x1050 [ 60.429394] [] ? sel_read_bool+0x250/0x250 [ 60.435247] [] ? do_futex+0x3f8/0x15c0 [ 60.440753] [] ? sel_read_bool+0x250/0x250 [ 60.446604] [] __vfs_write+0x103/0x680 [ 60.452107] [] ? do_iter_readv_writev+0x400/0x400 [ 60.458568] [] ? __might_sleep+0x95/0x1a0 [ 60.464331] [] ? __lock_is_held+0xa1/0xf0 [ 60.470096] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 60.476901] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 60.483449] [] ? __sb_start_write+0x14a/0x310 [ 60.489565] [] vfs_write+0x189/0x530 [ 60.494898] [] SyS_pwrite64+0x13f/0x170 [ 60.500497] [] ? SyS_pread64+0x170/0x170 [ 60.506182] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 60.512988] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 60.519539] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 60.526545] Mem-Info: [ 60.528947] active_anon:56523 inactive_anon:42 isolated_anon:0 [ 60.528947] active_file:3544 inactive_file:8526 isolated_file:0 [ 60.528947] unevictable:0 dirty:400 writeback:0 unstable:0 [ 60.528947] slab_reclaimable:5542 slab_unreclaimable:59574 [ 60.528947] mapped:24021 shmem:49 pagetables:659 bounce:0 [ 60.528947] free:1472449 free_pcp:505 free_cma:0 [ 60.562188] Node 0 active_anon:226092kB inactive_anon:168kB active_file:14176kB inactive_file:34104kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96084kB dirty:1600kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 88064kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 60.591616] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 60.620935] lowmem_reserve[]: 0 2908 6410 6410 [ 60.626081] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB [ 60.657117] lowmem_reserve[]: 0 0 3501 3501 [ 60.662031] Normal free:2893764kB min:36824kB low:46028kB high:55232kB active_anon:226092kB inactive_anon:168kB active_file:14176kB inactive_file:34104kB unevictable:0kB writepending:1600kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:22168kB slab_unreclaimable:238296kB kernel_stack:5504kB pagetables:2636kB bounce:0kB free_pcp:1376kB local_pcp:728kB free_cma:0kB [ 60.695942] lowmem_reserve[]: 0 0 0 0 [ 60.700293] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 60.715533] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB 2018/01/28 06:20:45 executing program 6: 2018/01/28 06:20:45 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$sock_timeval(r0, 0x1, 0x15, &(0x7f0000cb9000-0x10)={0x0, 0x0}, &(0x7f0000a83000)=0x10) r1 = dup(r0) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_CLIENT(r1, 0x404c534a, &(0x7f000029f000)={0xc7ab, 0x4, 0x3f, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r1, 0x4040534e, &(0x7f0000a7a000-0x50)={0x0, @tick=0x2, 0x8, {0x4, 0xffffffffffffffc1}, 0x0, 0x1, 0x8, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) setsockopt$inet_MCAST_JOIN_GROUP(r1, 0x0, 0x2a, &(0x7f000044e000-0x90)={0x8, {{0x2, 0x2, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, 0x90) ioctl$EVIOCGABS20(r1, 0x80184560, &(0x7f000023e000)=""/31) sendmmsg$unix(0xffffffffffffffff, &(0x7f0000ed5000)=[{&(0x7f0000ed5000)=@file={0x1, './file0\x00'}, 0xa, &(0x7f0000d30000-0x20)=[], 0x0, 0x0, 0x0, 0x0}], 0x1, 0x0) mmap(&(0x7f0000000000/0xc32000)=nil, 0xc32000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$evdev(&(0x7f0000c2d000)='/dev/input/event#\x00', 0x2, 0x100) pipe(&(0x7f0000c2e000-0x8)={0x0, 0x0}) r4 = fcntl$dupfd(r2, 0x405, r3) r5 = perf_event_open(&(0x7f0000001000-0x78)={0x1, 0x78, 0x5, 0x0, 0x0, 0x0, 0x0, 0xd8, 0x28000, 0x0, 0x400000ac, 0x83, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1030, 0x0, 0x4000, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000000)=0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffff, r4, 0x9) r6 = add_key(&(0x7f00006c2000)='user\x00', &(0x7f000086e000)={0x73, 0x79, 0x7a, 0x3, 0x0}, &(0x7f0000c2c000-0x4f)="2a83e917707503b9bd283bc20dab961531a3155f86e7d2a3752466be31e42f715808a3acbe02dc834c52ebfff99234c1ec91dca13d3a55461a18488efbe4f7d48d2cfac778f2268fa5540f91be36c9", 0x4f, 0xffffffffffffffff) keyctl$revoke(0x3, r6) keyctl$setperm(0x5, r6, 0x10000) r7 = request_key(&(0x7f0000c2e000-0x5)='user\x00', &(0x7f0000c2d000)={0x73, 0x79, 0x7a, 0x3, 0x0}, &(0x7f000031e000)='user\x00', 0x0) ioctl$int_in(r5, 0x1000000000005421, &(0x7f0000003000-0x8)=0x4) clock_nanosleep(0x5, 0x0, &(0x7f0000be1000-0x10)={0x0, 0x989680}, &(0x7f0000763000)={0x0, 0x0}) add_key(&(0x7f0000c2e000)='encrypted\x00', &(0x7f000072f000-0x5)={0x73, 0x79, 0x7a, 0x2, 0x0}, &(0x7f0000001000)="9c6d3c27266458887db6da854f65ec95fc6c74753d7094468bd27398d13d1845ba6c01d0fd1d78bb15be210bddbaf801951cd7e44d026543b9d92edaceec1b1a0964ed7504589e9003eae7972863c91a959535ef6df37bc914e84d607be21b5da38a675fc39def4881396d", 0x6b, r7) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r4, 0x84, 0x76, &(0x7f0000c2f000-0x8)={0x0, 0x8b}, &(0x7f0000c2f000-0x4)=0x8) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r4, 0x84, 0x17, &(0x7f0000c30000)={r8, 0xae2, 0x1000, "f6b611f5ce1bc86f26cc158d6edbff4fe3f9d48e2c31750be8bc6895cfee76c7b7064ec2d8b655244b223d214a9b5515f6989fdb2f0d1124b036448f40619b49b0d3635c78c7a251f890cb0248d591ea54d586dfb833d92f9fcf61fc9ba0e893ca8ae308654ab4443f92708ff7baf4e926d0bbf508e2abe5021fa0aa38731971842e8378167f1e37c8fd694953b62882d71b7f413c37f97269b34c8dd2c9d9dfdd74886bd473243709efdf5889fdbb813399f317ef6f3465bd1436ea31c935b166915da348f696839408d3ef6e33d87102d87a0d489979a2eb9ef914079e61dfbb75f30de1b7ad0966a7edf09b575ee2887664cc33f2545c5111dcb824e216b8e78b9229455a59a4322bc1492da06044c62414ea10489471a35851a370a479309fa1942097895c9fc2ba683571e0514cc2ea6e685ee985eb6814c6d303369e1c3f6500d85c829d861a26f2151ae88ecb0d17e141db1e0aa1d2cf722d865b2a89e53864c977a0a45b901bf3f8bf10570ee7b9f6aa98e25ada8c6a0da493595a7c691f1e27f9f33d16277146186c8188ef84078ef55d9427076df29b00ea49838b7bf7661984caf3055e076e88620a95b3fd788b18bbc131079d966d1d7382efb5586962caf4c32ecc990f770eacca5be77f12210a863178e383edb666e5a5acf9be7fa93cc87c8ae09f115ae9cd4c3ed0486c05f8894a9a42c8546c33c28f241177b276b8d30363586a7ccc2c564302fa6611740a4f90b4a5b779bb5b585d4733cd32054b651e99c399423d8d5256ff2cee4f45af1b9738931f0521fc812513e8234d7e4eedc7b73cbb3456cbd249f04d25a140e626392bff0b6e213fc0364285811e0db05da48d316ee85ce00886aa0d82b9c790faedab8c18f9b0c3e635d80f15367bce60ee07a5fdc98c5740e86f501409fa4d350b18ee4d6b00877a08ca39c2e86406bcffe5209738f5e4d67c33d76002d61e4c5df992d4bf040a284b9d603de080f0626f0570990e2664d7686c1685135e6bada0a831ec39baaf81c53bdf15028b378aa56840e1ec37091c0e2783153dc1e673c2eef494eb9f2db2a72b1b45d1d8da6bae82a431a7adf5307e1057ab6bca66280769216ca067fef58bf5688cc3b4bd00e51348ae8a69298e30ce4a0c483f4de5dec085619356452cb335baa1e15c2667c8a09f3a0df6bd53e0079b5e8719b2414123084d97ed7aaee902d8d9b7ca854080de5e2acdb74fe0217a08a996091ef8f2153189bf8ccd8582b74aaf17da5e19578c6e47812e22a437829afa839fd9b8e5d96fbac39d8f8ddf05aeb515e156d0d29132153f811a7008d3d850a42a3f24c7a1b7ef09657b3f00051910c5cb4ebff1b98aadc8b8c41b80598519338b19d3bd4a92dba7b2b9be31e4d535a33a585eebb7cfa2325226310ab5c0e7a4f8e9cbb2acd6337ded2152a099a27b7b5746b066c84cfc03730138475b2993d0e9939b9db6203a9fc42178203368c10e36bf2957d40230e3af13c85073757aadce3bee79c9973664f04fcf3a2a8ccab68408c970bf6097bc7c24916a837e27a7dae671020b69f3a740b94c77f27e4ed540edb6a5998e851ac343beb0e368e94dc21916f42595d8e6280fac2855483aaee26e3c92b5af74c74dde2384aea599f4c6f5f651eaab74687db047b71fa6e779d28ca16f2295a4118f70d97e2c2a4ff6fb0890fbd29da0367f4151b28d55f75e5488e3b2f80fa04cea6e01e90d88d3d755c63b6a7dd2835e8c9efaf38f6fbb9502eb07da63475c67fef3a22d82f9df30f1706377d9043ba3bacc2ffc4378a84baab5e9b1d2440e2861c39e8677faa5529aa3a3aaf99c0c000d9c4cd5a8990a14c04c03a10e502e60039c89e437b97c2079e35fd288c03cea9331d90330897806e558e157b9aa836d6d0d5ef6be3fca8c9cf7cbb765544b36ea2eccbd86c94f00814695f4a63d10a19d71385ccf9dea193b69f520c6062fed18b9cfb4186f2c9e0bc2ff293dd4204110b7407a7262907afbc74dfc171742cb0c7992593f5086f51a2dbe97f024b96b25d0904e537e2e002b14cdc478702c918c3d59db5605e21a7b3c886f5afd6a58855f63cbba37eb007c4c7af9e382ce2c1a70f0b834bd9fad366f1dc7d9c453b28030d57c8d89f35a6fbad1e04a1d0af9f68cd2a7db380ec087c243f4a9ee43bcbd2ad503d5941cd38bce7c8a69c24d74a3a1c3a49f88bf71a05a955c34a765c5c5291ca65ac2cc952e93094d34e9f7e11ac1ce6dba6c5cb678d8ce16a22bf38e11c53b8ec3182d70f0b00b8d2dec28718fc0adf89939bb21d24c5e93046157bf38227627e71a9939941de34b14e0dcd4c216916bc490ab20d865c0c922f7eade00e0094229931cfbdaf93cc9c073391191dff16a063d181483c5370c5cafd4beef9ee416d867f861dc8c30c900e4ccf924714882cda1536fede2b96752fe8af0d54aed3c443f53a4339130ae0532e393673287b814f5e6cd6eb8df30a858491b0b3ef59f5ecdb166a32cc008734d2dd062c7e7f5227403c5e7102af376ee2e996ad00affd22b2e09c918be15924a24c3fe0edc6358ccf2715b6e80749a090f38e2a58bd12c725f1538dcc5122eb705f163bf1cab151658cf81356d6d949050f5d5bdee5067999d4e26dc4fa71addcead5a41c27f076c64d725d962ddd13b1589352e4625f33e8b56c576f757301162655c84f81ec0f12f598697bef19b4341e0704bfac82440b124033838498a5fe17d0fdae43acba1990154bb50f57444e1a71fefd6b0aad1c9b40c4e7c9c61a8e6beedbc5c6adf286779a77180d6071086696a5ccd181fb7bb8fd8e202806d82eba3a9a4ff05ab70dd5e6733bb6e822673f44aa7acf91aa56fe295bbb4f748eb2355959d9834f0e5c3cc9461c4b12c2db852a1f3163b7351752fdab4d5a263a280bbd7c3ab6004b445aa4551881812fca2aa2261da979a44cc6ebed56764f6693629a8d35ebf8fcc20968455a49ed7826a8621393ba9350871c7895216b88a9f8a4782a765ca88755a24106ad1f8955e9a8cd82f449714233fefa5a164cb9f1fafb92af9d2e5adb3af2cb05ad22bff95d6278e782a52e18d875dec90e5f3db92245ca13eb9b53581f72afcd24eda747dedf3424b68a752f81189b25f497ee29cb67167cce86fea66f29c016be280feb8681ee163e343857862fc978bbc95b7e3e5487ffcc892a9cbd793f598ab25775760ec84b3e72898c86cb757a3fc7ce2bb3705d43c12b33732baf2a7cdc811a61caa12f479b3709ce8469f59c42bc496f826ddc3ea75e3ddc7c06211931c28a1ee935606c400efa05859793b76ff8d4af6900adca919ee8c81123b279d0610bc3f8541689d73bc8c4033c3c3455e18ec0552cc4e092e5e1e39ce58d8b4468ca6b939f5178ca638f5b77e233ccf7f6343ba21989ab5929c6306949a5e2616fed5af58925fb6caff580dc8e709756d01e3058739e6aa244069395d08925afd7a842c87f91a908f204fd2d01e064c7a69b8432b483404cb7013b7cf3763153c1ab9f826eb9fadf2dbae76bcb712f8c31291601ec4a2d982a435b4d1e893557d57d8f9c356947ac5edd35af0dbcb2de2368459d570c668eeb2ca32cac072a89970c1c46256f5abedbd8401e7c741246929b98cdb97cf50e493990462ee11d99b32d51c62913a9102959a98579845141489aa8c913dfb05caac607db6c0acf7e582b3beebdab289a33494fc63a7f6db944efbdf951adf00d263a1500dc82587f78a45a557f4bf6445a2af9368a80dad57aa2f277510b8c3edabec3b61c474c4e79160e56544f9754c2de030755270c68b0c670bd80065bd7559cc78a44d3dad1445834e8ba87222545a49da01e65ba91288190e730aa17f5b1896a9f7e188d84410c853cf0378789cdf9353a775d8c7e0dc3a69b150e47193a08e5ea36d12e524c2a86788ad3ccd2c6332bc12be78784958eafd5565954e2ffb6fca84edae1a0757b3724c18bc2f1041abdbbc7d1fbb267c0c7735ca23dd1ad723779de83223a467e221abbdfab3946a0bfb00f979cd6e5216ba65e18e0223ab61722c4c31f1398be10b7816f1e22e6374cc350e63a874c73eebc3bf17c53dda674eef0b74bfec3b6ba5f2899493716f4ce8ef668c504c8d836b821bde3547226a6ff5793c29d5f898c37d7bd5b8b38d0445b49d3b74523188f0ef42ed1364d9aff26b9cf076d7484ced4d409ed87a029aff3b67929bc5004ad61adab2a18172931833d99ba135b94253038b9648b751cf15cd33b0073c87caeaeb6ab90b15ffe628ed059cefc5b58b92fc1007af71ecae5646ace37fe708c72fa16f58600e969c8fc5a41876f3cd8472f670f6246f7fce3fe98b392884c09adfbb811c879f24f87b131f925bd6e0743262d47715b9c94ee02fafe1f63536c801e54d977d57c91fdce3934ff725474bda11f95c53f0f605514ef7791327bee4b67b3e7edf94f8953f8ca8b7fc19358ba041b96a0582c2dc4e15302fdee9a6c7463cc2da79260a73aed60040278321aae5fdbdade0cae2bac1083b8e51b380842a007980a064130bba06609521f706ef73cba1cc9147f8d6129a627884c5d228e1072d41713c1c52a8c761ef89260aa5a1cada3ff7443105fbc14087f24b64e0b764bc4e83f4a48c31da42f897999c6d302ee5e00539f52f5c7b5ecc28fb2dc1649362ce7c083d6452a38359f7c46a5653d71492acbb58709d76204d2bfe0cdbf87c98f0513d0528c52172637e384c136ae333f9b86633779ff1ece67338114a258347460bb64727f14d419506b8dd9e51ae221bc3e08a86319b5c0c984f0f44a13fa6478c4f5fc18a3efc12816adb3031ce376d8f2040d451bcac64de7826adc16b649785dda63979374853d446cbc8730337756ee4320573a750ceaf7a99dc0fc78bc0d18c2b54e70e392cc7dc948bfd40f25bae03d9e040c9690909e935f1b333e366096cae46c51e0e2165bf30781b6b9cc0b2e08804420f54b13b17aa7628bda810861aaea0fb75fe695deae4275e323a750111f8ea40ce15b64ac9218d5d731cf844dfe8e89af86bd4a371481a0ea5323b487ea33da0ba361f1ef80e41712e8ab6131f4e70a37711c283e44160df8312e1a8a30d1af5f9d17a9f060336ffd59c3e0fb84d5b65a58ddbac28c4a347368af6b7f7649e6d9d31c17c0e800c3fc0068329597d194cd6b3d2ff65d4813b1236cbb70b1d9eab157724964104baecb2ebbf0db319bbe7704f083bbfed581095e27a504f2b866829183e890a0eccaec09bb4cd37030ee806f647f4f6c573ed0924dfb0c8927da3df874c5386c14a073bbfd2f0a798196de98066223f75d6326c9de8e9cb48fc5cf54ded0a0c8776b5dd4516e7bc5336db434f7c355dc18f74e56a89db69d570a836034f1ddd6f0e28d7b3dad9151cb3f0a06337ad51b99459fe3fad403cb5fa83fc71f09976992a223ce6a37764d14b0501a9c046299db00b4c6d82fa44244a31e4fe030de8c5f9c59cd296d54c2f3ef438f169133c733364e4b5a27704e8a9d7c372b6d7daea2837a90407fff55cb742f1f72985e765d4e45353b33e81ca1a906c24dfd10c41ccfdd3028808bc34e2c01d79f65de3546f9d1faba426402bb9acd357c2404c0913dc57dbee3197761dd4aabe1ff667a8607bd0dc5e9557be35aa44138e97033a67b39451b02e0f891cbb9ff108b62eb7f2193fa94ef3307bead5194e5fdf48ec3641970323c58f05c234a4492133d6d4fa7aec52b3fa19c1c7de2b11fef6ce39d05700a53b1607bebc7e"}, 0x1008) add_key(&(0x7f0000c2d000)='logon\x00', &(0x7f00009e5000-0x5)={0x73, 0x79, 0x7a, 0x3, 0x0}, &(0x7f0000c2d000)="edbee2658d7e3d1af9f1f9d736c9d7dcd3bf98335262d8c19892b2cdac8fade3e8824d0059ad92f53678214c7dd0c1bb34f166fd26bcefb9449f6f69b190057c69e395beedc545d1f3ccb2952a0054", 0x4f, 0xfffffffffffffffc) ioctl$sock_SIOCGIFCONF(r0, 0x8910, &(0x7f0000ed5000-0x10)=@buf={0x0, &(0x7f0000ed4000)=""}) fallocate(r1, 0x0, 0x4e, 0xcb) 2018/01/28 06:20:45 executing program 0: mmap(&(0x7f0000000000/0x9d8000)=nil, 0x9d8000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sigaltstack(&(0x7f0000063000/0x3000)=nil, 0x0) r0 = socket$inet6_sctp(0xa, 0x1, 0x84) getsockopt$inet_sctp6_SCTP_EVENTS(r0, 0x84, 0xb, &(0x7f00001be000-0xb)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000379000)=0xb) r1 = syz_open_dev$usbmon(&(0x7f00008cd000+0x381)='/dev/usbmon#\x00', 0xf9, 0x400) mmap(&(0x7f00009d8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00009d8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00009d8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00009d8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00009d8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00009d8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f000093a000)={0x0, @in={{0x2, 0x1, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}, &(0x7f00009d9000-0x4)=0x8c) mmap(&(0x7f00009d8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000559000-0xa0)={0x0, @in6={{0xa, 0x0, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x4}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x2, 0x0, 0x0, 0xff, 0x90}, &(0x7f00009d9000-0x4)=0xa0) mmap(&(0x7f00009d8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00009d8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f00009d9000-0x20)={0xf0c6, 0x100000001, 0x4, 0x0, 0x2, 0x0, 0x100000001, 0xfff, 0x0}, &(0x7f00009d8000)=0x20) mmap(&(0x7f00009d8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f00009d8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(r0, 0x84, 0x77, &(0x7f00009d8000)={0x0, 0x4, 0x1, [0x5]}, &(0x7f00009d9000-0x4)=0xa) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f0000180000)={0x4, [0x0, 0x0, 0x0, 0x0]}, &(0x7f0000709000-0x4)=0x14) mmap(&(0x7f00009d8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendmmsg$inet_sctp(r1, &(0x7f0000458000-0x70)=[{&(0x7f00008f9000)=@in={0x2, 0x1, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10, &(0x7f00009d9000-0x30)=[{&(0x7f00009d9000-0x19)="de597c4f7e8dd5baabcb53a58da9bbe4ba0a59650fc21d87f2", 0x19}, {&(0x7f000098f000-0x3)="39e49a", 0x3}, {&(0x7f00009d8000+0x612)="33b3a8ef593f7bd0b64b002417cf0e5e87e514acaffb908b233fd4433a9541b268075889fbc876799b87d4a44aedb0a11af6ce4a5726e1d23d2ea0daf3e9a0062c2f9979d1884f28c1754bcfa32f20b1a33b1ca6ae97b818b30533f4e847a1891af64aa6264dc22fdbe91b50", 0x6c}], 0x3, 0x0, 0x0, 0x4048080}, {&(0x7f00009d9000-0x1c)=@in6={0xa, 0x1, 0x0, @loopback={0x0, 0x1}, 0x4}, 0x1c, &(0x7f00003da000)=[{&(0x7f00009d9000-0x4a)="27da427afb3a1c196d110f89e15d33ac17fc509391edba811847dc6e9dc2120cf1cb65d411531fa14045cec5c20bd5c59dfd475e181286a798eefe40d2468ae3fb84497b3ead7b50b98e", 0x4a}], 0x1, &(0x7f00009d9000-0x180)=[@init={0x18, 0x84, 0x0, {0x3, 0x1ff, 0x3b6e3fe0, 0x3}}, @sndinfo={0x20, 0x84, 0x2, {0x81, 0x2, 0x4, 0x1, r2}}, @sndinfo={0x20, 0x84, 0x2, {0x0, 0x0, 0x0, 0x8, r3}}, @sndrcv={0x30, 0x84, 0x1, {0x94, 0x5, 0x200, 0x3, 0x0, 0xa22, 0x4401, 0xfffffffffffffe01, r4}}, @sndrcv={0x30, 0x84, 0x1, {0x2, 0x100000000, 0x8000, 0x80000000, 0x86c4, 0x5, 0x69, 0x4, r5}}, @init={0x18, 0x84, 0x0, {0x4, 0x8eb, 0x10001, 0x3}}, @init={0x18, 0x84, 0x0, {0x8, 0x100000000, 0x2, 0x3}}, @sndrcv={0x30, 0x84, 0x1, {0x8000000, 0x640000000000000, 0x200, 0x6, 0x0, 0x80000001, 0x7ff, 0xe5cc, r6}}], 0x180, 0x4008010}], 0x2, 0x20000000) mmap(&(0x7f00009d8000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r0, 0x84, 0x1e, &(0x7f00009d8000)=0x100, 0x4) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x0, 0x32, 0xffffffffffffffff, 0x0) 2018/01/28 06:20:45 executing program 7: 2018/01/28 06:20:45 executing program 2: r0 = getpgid(0x0) r1 = syz_open_procfs(r0, &(0x7f0000444000-0xe)='net/mcfilter6\x00') lseek(r1, 0x0, 0x3) 2018/01/28 06:20:45 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f00004e7000)='auxv\x00') ioctl$DRM_IOCTL_FREE_BUFS(r0, 0x4010641a, &(0x7f0000cef000)={0x7, &(0x7f0000528000+0x660)=[0x3ff, 0xcea8, 0x3f, 0x100, 0xae73, 0x4, 0x5]}) r1 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) setsockopt$inet6_udp_int(r0, 0x11, 0x67, &(0x7f0000851000-0x4)=0x8d, 0x4) r2 = fcntl$getown(r1, 0x9) rt_sigqueueinfo(r2, 0x2a, &(0x7f0000753000-0x10)={0x3c, 0x316, 0xffffffffffff48a9, 0x1bf7d18}) pwrite64(r1, &(0x7f0000cf4000)="", 0x0, 0x0) r3 = openat$selinux_policy(0xffffffffffffff9c, &(0x7f0000458000-0x10)='/selinux/policy\x00', 0x0, 0x0) ioctl$fiemap(r3, 0xc020660b, &(0x7f0000451000)={0xfff, 0x3, 0x1, 0x6, 0x1, [{0x4, 0x80, 0x8, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0}]}) getsockopt$sock_cred(0xffffffffffffff9c, 0x1, 0x11, &(0x7f00002ab000-0xc)={0x0, 0x0, 0x0}, &(0x7f0000d70000-0x4)=0xc) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r3, 0x6, 0x1d, &(0x7f0000d42000)={0x8, 0xffff, 0x0, 0x888a, 0x6}, 0x14) ioctl$DRM_IOCTL_GET_CLIENT(r3, 0xc0286405, &(0x7f0000776000-0x28)={0x9, 0x1, r2, 0x9, r4, 0x4, 0x3c, 0x7}) 2018/01/28 06:20:45 executing program 3: 2018/01/28 06:20:45 executing program 1: 2018/01/28 06:20:45 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x2, 0x78, 0xe2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000000)=0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000008000)={&(0x7f000000f000-0xc)={0x10, 0x34000, 0x0, 0x0}, 0x8, &(0x7f0000220000)={&(0x7f00008d6000-0x14)={0x14, 0x23, 0x301, 0xffffffffffffffff, 0xffffffffffffffff, {0x8, 0x0, 0x0}, []}, 0x14}, 0x1, 0x0, 0x0, 0x0}, 0x0) 2018/01/28 06:20:45 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000740000)={0x2, 0x78, 0x48, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000000)=0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = memfd_create(&(0x7f0000001000-0x20)=':em0!posix_acl_access/vboxnet0@\x00', 0x0) mmap(&(0x7f0000000000/0xa000)=nil, 0xa000, 0x0, 0x2012, r0, 0x0) mprotect(&(0x7f0000009000/0x1000)=nil, 0x1000, 0x4) mprotect(&(0x7f0000003000/0x7000)=nil, 0x7000, 0x0) [ 60.732717] Normal: 161*4kB (UME) 82*8kB (UM) 53*16kB (UME) 47*32kB (UME) 66*64kB (UME) 20*128kB (UM) 5*256kB (UM) 7*512kB (M) 1*1024kB (M) 1*2048kB (E) 702*4096kB (M) = 2893764kB [ 60.751524] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 60.760064] 12121 total pagecache pages [ 60.764189] 0 pages in swap cache [ 60.767620] Swap cache stats: add 0, delete 0, find 0/0 [ 60.772965] Free swap = 0kB [ 60.775958] Total swap = 0kB [ 60.778941] 1965979 pages RAM [ 60.782034] 0 pages HighMem/MovableOnly [ 60.785990] 320509 pages reserved 2018/01/28 06:20:45 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x1000400000000001, 0x0) sendto$inet6(r0, &(0x7f000008b000)="", 0xffffffffffffff99, 0x20000008, &(0x7f00008d5000-0x1c)={0xa, 0xffffffffffffffff, 0x0, @loopback={0x0, 0x1}, 0x0}, 0x1c) 2018/01/28 06:20:45 executing program 6: mmap(&(0x7f0000000000/0xf8c000)=nil, 0xf8c000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket(0x1000000010, 0x4000000000802, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000f7b000-0x28)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) sendmsg$nl_route(r0, &(0x7f0000f73000-0x38)={&(0x7f00003e8000-0xc)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f00003f1000-0x10)={&(0x7f0000701000)=@bridge_dellink={0x28, 0x11, 0x221, 0xffffffffffffffff, 0xffffffffffffffff, {0x7, 0x0, 0x0, r1, 0x0, 0x0}, [@IFLA_AF_SPEC={0x8, 0x1a, [{0x4, 0x1f, ""}]}]}, 0x28}, 0x1, 0x0, 0x0, 0x0}, 0x0) 2018/01/28 06:20:45 executing program 2: mmap(&(0x7f0000000000/0xdc2000)=nil, 0xdc2000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f000001e000-0x8)='./file0\x00', 0x80040, 0x0) fcntl$getflags(r0, 0x40b) fcntl$setlease(r0, 0x400, 0x2) socket$nl_netfilter(0x10, 0x3, 0xc) truncate(&(0x7f0000d8c000)='./file0\x00', 0x0) [ 60.815209] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 60.830092] audit: type=1400 audit(1517120445.588:33): avc: denied { write } for pid=6951 comm="syz-executor7" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 60.867572] CPU: 0 PID: 6948 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 60.875122] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.884465] ffff8801c3f4f948 ffffffff81d943a9 1ffff100387e9f2c ffff8801c383b000 [ 60.892492] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c3f4fa58 [ 60.900521] ffffffff81451b82 024000c2c3f4f998 0000000041b58ab3 ffffffff84195325 [ 60.908532] Call Trace: [ 60.911110] [] dump_stack+0xc1/0x128 [ 60.916457] [] warn_alloc+0x212/0x240 [ 60.921894] [] ? zone_watermark_ok_safe+0x280/0x280 [ 60.928545] [] ? avc_has_perm+0xb0/0x4f0 [ 60.934230] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 60.940692] [] __vmalloc_node_range+0x3f5/0x5f0 [ 60.946981] [] ? check_preemption_disabled+0x3b/0x200 [ 60.953790] [] ? task_has_security+0x130/0x270 [ 60.959999] [] vmalloc+0x5b/0x70 [ 60.964985] [] ? sel_write_load+0x130/0xfd0 [ 60.970925] [] sel_write_load+0x130/0xfd0 [ 60.976691] [] ? get_futex_key+0x1050/0x1050 [ 60.982716] [] ? sel_read_bool+0x250/0x250 [ 60.988569] [] ? do_futex+0x3f8/0x15c0 [ 60.994076] [] ? sel_read_bool+0x250/0x250 [ 60.999929] [] __vfs_write+0x103/0x680 [ 61.005436] [] ? do_iter_readv_writev+0x400/0x400 [ 61.011896] [] ? __might_sleep+0x95/0x1a0 [ 61.017663] [] ? __lock_is_held+0xa1/0xf0 [ 61.023432] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 61.030245] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 61.036814] [] ? __sb_start_write+0x14a/0x310 [ 61.042934] [] vfs_write+0x189/0x530 [ 61.048267] [] SyS_pwrite64+0x13f/0x170 [ 61.053859] [] ? SyS_pread64+0x170/0x170 [ 61.059538] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 61.066345] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 61.072895] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 61.080218] Mem-Info: [ 61.082848] active_anon:55448 inactive_anon:42 isolated_anon:0 [ 61.082848] active_file:3544 inactive_file:8529 isolated_file:0 [ 61.082848] unevictable:0 dirty:402 writeback:0 unstable:0 [ 61.082848] slab_reclaimable:5542 slab_unreclaimable:59428 [ 61.082848] mapped:23996 shmem:49 pagetables:646 bounce:0 [ 61.082848] free:1473680 free_pcp:508 free_cma:0 [ 61.116142] Node 0 active_anon:221768kB inactive_anon:168kB active_file:14176kB inactive_file:34128kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:95940kB dirty:1620kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 81920kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 61.145667] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 61.174999] lowmem_reserve[]: 0 2908 6410 6410 [ 61.180158] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB [ 61.211478] lowmem_reserve[]: 0 0 3501 3501 [ 61.216373] Normal free:2898936kB min:36824kB low:46028kB high:55232kB active_anon:221776kB inactive_anon:168kB active_file:14176kB inactive_file:34128kB unevictable:0kB writepending:1620kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:22180kB slab_unreclaimable:237752kB kernel_stack:5536kB pagetables:2532kB bounce:0kB free_pcp:1212kB local_pcp:584kB free_cma:0kB [ 61.250298] lowmem_reserve[]: 0 0 0 0 [ 61.254732] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 61.270026] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 61.287207] Normal: 274*4kB (UME) 87*8kB (UME) 51*16kB (M) 53*32kB (UM) 71*64kB (UME) 21*128kB (UME) 5*256kB (UM) 7*512kB (M) 1*1024kB (M) 1*2048kB (E) 703*4096kB (M) = 2898960kB [ 61.305975] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 61.314580] 12131 total pagecache pages [ 61.318530] 0 pages in swap cache [ 61.322135] Swap cache stats: add 0, delete 0, find 0/0 [ 61.327476] Free swap = 0kB [ 61.330485] Total swap = 0kB [ 61.333480] 1965979 pages RAM [ 61.336551] 0 pages HighMem/MovableOnly [ 61.340944] 320509 pages reserved [ 61.351070] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 61.361152] CPU: 1 PID: 6977 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 61.368656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.377979] ffff8801c32df948 ffffffff81d943a9 1ffff1003865bf2c ffff8801ccad1800 [ 61.385947] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c32dfa58 [ 61.393925] ffffffff81451b82 024000c2c32df998 0000000041b58ab3 ffffffff84195325 [ 61.401902] Call Trace: [ 61.404462] [] dump_stack+0xc1/0x128 [ 61.409803] [] warn_alloc+0x212/0x240 [ 61.415235] [] ? zone_watermark_ok_safe+0x280/0x280 [ 61.421876] [] ? avc_has_perm+0xb0/0x4f0 [ 61.427558] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 61.434019] [] __vmalloc_node_range+0x3f5/0x5f0 [ 61.440314] [] ? check_preemption_disabled+0x3b/0x200 [ 61.447123] [] ? task_has_security+0x130/0x270 [ 61.453324] [] vmalloc+0x5b/0x70 [ 61.458310] [] ? sel_write_load+0x130/0xfd0 [ 61.464248] [] sel_write_load+0x130/0xfd0 [ 61.470017] [] ? get_futex_key+0x1050/0x1050 [ 61.476049] [] ? sel_read_bool+0x250/0x250 [ 61.481909] [] ? do_futex+0x3f8/0x15c0 [ 61.487418] [] ? sel_read_bool+0x250/0x250 [ 61.493273] [] __vfs_write+0x103/0x680 [ 61.498781] [] ? do_iter_readv_writev+0x400/0x400 [ 61.505243] [] ? __might_sleep+0x95/0x1a0 [ 61.511015] [] ? __lock_is_held+0xa1/0xf0 [ 61.516783] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 61.523590] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 61.530143] [] ? __sb_start_write+0x14a/0x310 [ 61.536294] [] vfs_write+0x189/0x530 [ 61.541626] [] SyS_pwrite64+0x13f/0x170 [ 61.547218] [] ? SyS_pread64+0x170/0x170 [ 61.552900] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 61.559713] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 61.566270] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 61.573207] Mem-Info: [ 61.575609] active_anon:55441 inactive_anon:42 isolated_anon:0 [ 61.575609] active_file:3544 inactive_file:8538 isolated_file:0 [ 61.575609] unevictable:0 dirty:415 writeback:0 unstable:0 [ 61.575609] slab_reclaimable:5551 slab_unreclaimable:59442 [ 61.575609] mapped:24003 shmem:49 pagetables:631 bounce:0 [ 61.575609] free:1473570 free_pcp:510 free_cma:0 [ 61.609468] Node 0 active_anon:221764kB inactive_anon:168kB active_file:14176kB inactive_file:34152kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96012kB dirty:1660kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 83968kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 61.638905] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 61.668237] lowmem_reserve[]: 0 2908 6410 6410 [ 61.673411] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB [ 61.704446] lowmem_reserve[]: 0 0 3501 3501 [ 61.709333] Normal free:2898372kB min:36824kB low:46028kB high:55232kB active_anon:221764kB inactive_anon:168kB active_file:14176kB inactive_file:34152kB unevictable:0kB writepending:1668kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:22204kB slab_unreclaimable:237768kB kernel_stack:5440kB pagetables:2524kB bounce:0kB free_pcp:1272kB local_pcp:584kB free_cma:0kB [ 61.743254] lowmem_reserve[]: 0 0 0 0 [ 61.747612] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 61.762863] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 61.780033] Normal: 127*4kB (UME) 87*8kB (UME) 52*16kB (UM) 55*32kB (UME) 70*64kB (UM) 21*128kB (UME) 5*256kB (UM) 7*512kB (M) 1*1024kB (M) 1*2048kB (E) 703*4096kB (M) = 2898388kB [ 61.798859] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 61.807420] 12136 total pagecache pages [ 61.811492] 0 pages in swap cache [ 61.814913] Swap cache stats: add 0, delete 0, find 0/0 2018/01/28 06:20:46 executing program 3: process_vm_writev(0x0, &(0x7f000000e000)=[], 0x0, &(0x7f00006b4000)=[], 0x0, 0x2000e000) 2018/01/28 06:20:46 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_SIOCETHTOOL(r0, 0x8946, &(0x7f0000904000)={@common="6c6f001ee30f000000000000321d00", &(0x7f0000839000-0x14)=@ethtool_wolinfo={0x1, 0x0, 0x0, "9a0b00000018"}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f000006f000-0xa)='highspeed\x00', 0xa) 2018/01/28 06:20:46 executing program 2: mmap(&(0x7f0000000000/0xfd8000)=nil, 0xfd8000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f00004ad000-0x4)={0x0, 0x7, 0x0}, 0x4) setsockopt$packet_buf(r0, 0x107, 0x16, &(0x7f000039e000)="4600a209", 0x4) r1 = openat$selinux_avc_cache_stats(0xffffffffffffff9c, &(0x7f000074d000-0x19)='/selinux/avc/cache_stats\x00', 0x0, 0x0) recvfrom$ax25(r1, &(0x7f0000e92000-0x41)=""/65, 0x41, 0x2, &(0x7f0000b55000-0x10)={0x3, {"261488c36c39a8"}, 0x0}, 0x10) setsockopt$inet6_tcp_int(r1, 0x6, 0x1d, &(0x7f0000163000-0x4)=0x4, 0x4) 2018/01/28 06:20:46 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) clock_gettime(0x0, &(0x7f000045f000)={0x0, 0x0}) futex(&(0x7f000000d000-0x4)=0x4, 0x80000000000b, 0x4, &(0x7f0000ee0000-0x10)={r0, 0x0}, &(0x7f0000048000)=0x0, 0x0) futex(&(0x7f000000d000-0x4)=0x2, 0xc, 0x0, &(0x7f000000d000)={0x400000000, 0x0}, &(0x7f0000048000)=0x0, 0x0) futex(&(0x7f000000d000-0x4)=0x4, 0x80000000000b, 0x4, &(0x7f000000b000)={0x77359400, 0x0}, &(0x7f0000048000)=0x0, 0x0) futex(&(0x7f000000d000-0x4)=0x0, 0xc, 0x1, &(0x7f000000d000)={0x0, 0x0}, &(0x7f0000048000)=0x0, 0x0) exit(0x200000000000009) 2018/01/28 06:20:46 executing program 0: r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f00005b5000-0xc)='/dev/rfkill\x00', 0x400000, 0x0) shutdown(r0, 0x1) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000611000-0x10)='/dev/sequencer2\x00', 0x3, 0x0) fremovexattr(r1, &(0x7f000077f000-0xe)=@known='system.advise\x00') ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT(r1, 0xc0bc5351, &(0x7f0000378000)={0x80000001, 0x2, 'client0\x00', 0x4, "1c9b66c7b0c04f6a", "a8d50680093669217d7a4f80179181e31ae676227213c228854b4ccdbf3a0eba", 0x1, 0xfffffffffffffffb, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) 2018/01/28 06:20:46 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe2(&(0x7f000051a000-0x8)={0x0, 0x0}, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00001dc000-0x50)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_mtu=0x9}) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) connect$inet6(r1, &(0x7f0000d37000)={0xa, 0xffffffffffffffff, 0x0, @loopback={0x0, 0x1}, 0x0}, 0x1c) getsockopt$inet6_buf(r1, 0x29, 0x50, &(0x7f00007cf000-0xb9)=""/185, &(0x7f0000532000)=0xb9) r2 = add_key$user(&(0x7f0000246000-0x5)='user\x00', &(0x7f0000908000)={0x73, 0x79, 0x7a, 0x2, 0x0}, &(0x7f000043d000-0x4)="04895a6d", 0x4, 0xfffffffffffffffc) r3 = add_key$keyring(&(0x7f0000547000-0x8)='keyring\x00', &(0x7f000040d000-0x5)={0x73, 0x79, 0x7a, 0x2, 0x0}, 0x0, 0x0, 0xfffffffffffffff8) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000cfd000)={0x1, [0x0]}, &(0x7f000017e000)=0x8) keyctl$instantiate_iov(0x14, r2, &(0x7f00009ee000)=[{&(0x7f0000db3000)="493e38a38e049eb2c86918f258ad776828f1adf996f1607f02e07ddc7e030e948fc549e5da5733635f64b610a69a097d2b3f256ec705f6a73aa4e52889383e7c9ace548cbfbb2f640c769369d992a86ab08c02a6b5140726540ccc972f9cdaf439ad9da2ce6aecac5d9b042b880d7a129aa13c754a1b81d4209eb2df0b1b187e8f479f040073428335f41f5635972d3a3cd487e58163838619b21701cd4f2342d2f90e064a9baa9dc602f6c9899fdb2b7e9a49717b6662fc21454165a2222a32063ab5e453163313a2bd33f927c3539742d30f39dc13", 0xd6}, {&(0x7f0000465000-0xe2)="320d286ebe9cbd5bf100bbf4bfbd79047ba43c8024238b9ead8fbfb3b320d0f225df8c63b5b13e2bbea375ee87f3422bf5c7f5b415928d677f828cc29c5aaf17a455b96d49b1f962d971a29803a32142fd94890bcd6a64e0acc42f9435ba3d641732fdb1aa1ce1ef772f8ddfbef961d3428efbf9401c4e7de7552c659587cd1db2d1c5671960375c7e988afbb37ff5fb747dbe2be5c6b18bdc7b0bcfcc98a7294fa08ac00f91b3699e70eae5031f7ab3f999b7e917cb0198fbfc9c2f5da4c501e1a2c1b57b25aff3a8df8004fcece44b3cc7fc60bc75c5ed5481d9cac741480b48de", 0xe2}, {&(0x7f0000286000)="f4c18103caa5d5f3940b39637c2914749e35f8b9574b040631a1b030f1f29f55a1c4d4ff428f6b8eb93bada6226a0d03faa0c77130eeff5f5d6d0ce72d441d95792913855a92091f6c9969406c540fdeff75ba8e8cba88c3c70c63288d5d5f3ec2d89b668908a9fdf997460ec0e6e0426d8e63b0d34a071a18c408de97273a3c31425ca2e63e2554f8f1193db6afa63b5d1b510f7f24220a1487b1d2427f55f10becf4df2dfe9fc0765f492d900a0e31f26ff90afe93fdd17a778b53bbaa0f976534ae6e2f304fb8d0e9a908eb4fb7", 0xcf}, {&(0x7f000090d000-0x92)="1fa804a33c32d83383e5208d57b72c013bd4382fdb734b2c65072755a9bde7a65909b97b7ad9a2f19a6a1267bbbe6e8527624573935559e702157cd319104256236857b5ffb024b8f2c4c8187512777bee4b6b5a3bc8ceeb6cc57a85d604485a19f4a66c5b095eef781b79134e954a653832e4c9e8fc483766c78d8e10e08b0fa6a0d46ec18fc49c47a709f43215a8ce3049", 0x92}, {&(0x7f0000180000-0xfa)="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", 0xfa}, {&(0x7f00002c7000-0x40)="c65c1ba82a2acf001a354f1f239bbb51ec0ab60e5df0d5f9ec66a5a416b8c8286fb8813c710b9ab3116dacacf0cb3c72711eb83f11df7751a2ccd69de39dc6c2", 0x40}, {&(0x7f0000c91000-0x9a)="6195928a8417243432c824c40ea9ad0fff3899e3da10db5d3e8d79bfccda760645dc47b43aedbe6fe11a80f85cbdfeb837ae224ec28c58040b5103cb089c49a3cd0249af8b90cde20a6e98a5c36ef4d7634ac028c968494ace6b6f9cce5616e73eb72e23207fa5848cc031c7e45c229135be6a6c875d7ebd2601b82fd9b0bfa99614ef7a40588326ea1d21a381b37c41137ca958e328c0482ae4", 0x9a}, {&(0x7f000053b000)="fe624e007ababcd549048677a5c48c03ad8774ebf4d18201a467d1f497b19192e906be0d3194199db3e5058f7491baa2a5bd4c85908be8f2862816678f8d13a54aeeee93d200ae75a84044e8", 0x4c}], 0x8, r3) 2018/01/28 06:20:46 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f000022f000)='P', 0x3d8, 0x20000000008) 2018/01/28 06:20:46 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000001000-0x8)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000018000)={0x2, &(0x7f0000012000-0x10)=[{0x28, 0x0, 0x0, 0xfffffffffffff024}, {0x6, 0x0, 0x0, 0x0}]}, 0x10) sendmmsg$unix(r1, &(0x7f00003f0000)=[{&(0x7f000001b000-0xa)=@file={0x0, './file0\x00'}, 0xa, &(0x7f000008a000)=[{&(0x7f0000a64000)="", 0x0}, {&(0x7f00009e5000)="", 0x0}, {&(0x7f000076a000)="b9df4c16bca04f4a29ec4e237a46aa64fa86be7203c9249d4b2d48e9db1896d10facac1e3a2ef909ecf77a8133184693af7f10b2c36e16537f843337f30728a885f292c18cff429f50ed5f4b5d39aa600fc43cd1c88814839f8cf9736706b76b2a0f340c3754235e122f73600b2171982cc908f447fd2966ab8d67707c682384600069d35a39f2fc00a845c58f47b419aff8bbf8a309ef7c5dfecdc00a82e196390e7a813faec96d95bd667236727465bbe8166b8796b095f67aee682fa07a14a6e877c876", 0xc5}, {&(0x7f0000ca3000-0x64)="5caabe2a19c61ee71cefe8d00247a1ebc897ece2ecb5544b3315228dbfe341fcb1762b1f3523f4d76898424ea7b4e0dc17d40e8c94a1ecf274d7be8cbd98e5620499779ae27add0935c9240521e2207d4a02bc5e90fa6ef85214bd929d9370acbbe11d0d", 0x64}, {&(0x7f00008e8000)="5c0efd2c528b26f22d2671ae2cbe8513bbf5c4a92ccbea8b883a1fae0818fabf836e60b6b6db56d387d5241a873ddea8d4f95d056202662b7c444b7e0aafb679c011039d45c3b8a2327b307fcbc330c4d3a4f68f93874ef6d5f6b44d86c8c41ffc858268", 0x64}, {&(0x7f0000866000-0x80)="495c968b696c7c9b06fdf816de353f55dda5a233db9be4f0b18d5fdb80718dabbd07f3fbd2d7d3a8574a3988d60e471cc6e633d6cb8f00786b0e1de344f18741a22bfde24739aa3bdb32787991d4bec97630e59829af719e2ac831ae7ed80bc08bbe1368553de9214703de68b9e62ae99cdd364ad7d388bdd368030e6ad20c77", 0x80}], 0x6, &(0x7f000001a000)=[], 0x0, 0x0}], 0x1, 0x0) ioctl$sock_inet_SIOCSIFNETMASK(r1, 0x891c, &(0x7f0000bba000)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_flags=0x400}) 2018/01/28 06:20:46 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000c4f000-0x9)='net/raw6\x00') mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = accept4$llc(0xffffffffffffffff, &(0x7f0000001000-0x10)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, [0x0, 0x0]}, &(0x7f0000002000-0x4)=0x10, 0x80800) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) accept(r1, &(0x7f0000000000)=@generic={0x0, ""/126}, &(0x7f0000002000-0x4)=0x80) sendmsg$nl_route(r0, &(0x7f0000001000-0x38)={&(0x7f00001cb000-0xc)={0x10, 0x0, 0x0, 0x80400000}, 0xc, &(0x7f0000abf000-0x10)={&(0x7f0000000000)=@getneightbl={0x14, 0x42, 0x200, 0x0, 0x1, {0x0}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x1}, 0x800) setpriority(0x2, 0x0, 0x0) 2018/01/28 06:20:46 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000c35000-0xe)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) fstat(r0, &(0x7f000006f000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) socket$inet6_sctp(0xa, 0x1, 0x84) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f00007b4000)='/dev/sequencer\x00', 0x200, 0x0) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000a87000)={@local={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xaa}, 0xd4, 0x0, 0x0, 0x1, 0x1000, 0x3, 0x5}, &(0x7f00009c0000+0xbd2)=0x20) [ 61.820242] Free swap = 0kB [ 61.823247] Total swap = 0kB [ 61.826242] 1965979 pages RAM [ 61.829315] 0 pages HighMem/MovableOnly [ 61.833279] 320509 pages reserved 2018/01/28 06:20:46 executing program 7: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000001000-0xc)='/dev/autofs\x00', 0x1, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$EVIOCGPHYS(r0, 0x80404507, &(0x7f0000000000)=""/100) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair(0x0, 0x6, 0x7fff, &(0x7f00000c7000-0x8)={0x0, 0x0}) setsockopt$inet_dccp_buf(r0, 0x21, 0xf, &(0x7f00000d1000)="9c5f410a4bcc87ef266ab99586b83484aabff2372332838e27cba753698c0d4c26d32f16a48efb2ca5fa46737d9cccb77fc7", 0x32) pipe2(&(0x7f0000384000)={0x0, 0x0}, 0x80800) r2 = socket$packet(0x11, 0x1000000000003, 0x300) getsockopt$packet_int(r2, 0x107, 0x13, &(0x7f0000b68000-0x4)=0x0, &(0x7f0000f4e000)=0x4) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000a7e000)={0x0, 0x0, 0x0}, &(0x7f0000479000-0x4)=0xc) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000c32000)=@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, 0x10) fcntl$lock(r2, 0x6, &(0x7f00000ed000)={0x0, 0x1, 0x10001, 0x8, r3}) 2018/01/28 06:20:46 executing program 5: r0 = socket$inet6(0xa, 0x0, 0x0) sync() getsockopt$inet6_dccp_buf(r0, 0x21, 0xcc, &(0x7f0000c8e000)=""/11, &(0x7f000055b000)=0xb) r1 = request_key(&(0x7f0000066000)='trusted\x00', &(0x7f00002f8000-0x5)={0x73, 0x79, 0x7a, 0x2, 0x0}, &(0x7f0000131000-0x4)='em0\x00', 0xfffffffffffffffa) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = request_key(&(0x7f0000116000)='dns_resolver\x00', &(0x7f0000000000)={0x73, 0x79, 0x7a, 0x3, 0x0}, &(0x7f0000094000)='\x00', 0xfffffffffffffff9) keyctl$link(0x8, r1, r2) 2018/01/28 06:20:46 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000001000)='/dev/ptmx\x00', 0x0, 0x0) r1 = socket$inet(0x2, 0x1, 0x1000) recvmsg(r1, &(0x7f0000cef000)={&(0x7f0000afd000)=@nl=@kern={0x0, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000a76000-0x40)=[{&(0x7f0000161000-0xb)=""/11, 0xb}, {&(0x7f000043f000)=""/101, 0x65}, {&(0x7f0000bdc000)=""/60, 0x3c}, {&(0x7f000004c000-0xc4)=""/196, 0xc4}], 0x4, &(0x7f0000f05000-0x41)=""/65, 0x41, 0xabc}, 0x2020) ioctl$TIOCGWINSZ(r0, 0x5413, &(0x7f00003a3000-0x8)={0x0, 0x0, 0x0, 0x0}) [ 61.865614] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 61.879673] CPU: 0 PID: 7005 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 61.887200] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.896546] ffff8801c308f948 ffffffff81d943a9 1ffff10038611f2c ffff8801c35c0000 [ 61.904588] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c308fa58 [ 61.912635] ffffffff81451b82 024000c2c308f998 0000000041b58ab3 ffffffff84195325 [ 61.920654] Call Trace: [ 61.923235] [] dump_stack+0xc1/0x128 [ 61.928586] [] warn_alloc+0x212/0x240 [ 61.934011] [] ? zone_watermark_ok_safe+0x280/0x280 [ 61.940648] [] ? avc_has_perm+0xb0/0x4f0 [ 61.946337] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 61.952805] [] __vmalloc_node_range+0x3f5/0x5f0 [ 61.959117] [] ? check_preemption_disabled+0x3b/0x200 [ 61.965926] [] ? task_has_security+0x130/0x270 [ 61.972127] [] vmalloc+0x5b/0x70 [ 61.977113] [] ? sel_write_load+0x130/0xfd0 [ 61.983054] [] sel_write_load+0x130/0xfd0 [ 61.988828] [] ? get_futex_key+0x1050/0x1050 [ 61.994855] [] ? sel_read_bool+0x250/0x250 [ 62.000707] [] ? do_futex+0x3f8/0x15c0 [ 62.006218] [] ? sel_read_bool+0x250/0x250 [ 62.012073] [] __vfs_write+0x103/0x680 [ 62.017579] [] ? do_iter_readv_writev+0x400/0x400 [ 62.024039] [] ? __might_sleep+0x95/0x1a0 [ 62.029808] [] ? __lock_is_held+0xa1/0xf0 [ 62.035577] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 62.042384] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 62.048933] [] ? __sb_start_write+0x14a/0x310 [ 62.055049] [] vfs_write+0x189/0x530 [ 62.060380] [] SyS_pwrite64+0x13f/0x170 2018/01/28 06:20:46 executing program 3: mmap(&(0x7f0000000000/0xfd8000)=nil, 0xfd8000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$unix(0x1, 0x1, 0x0) bind$unix(r0, &(0x7f000094d000-0xc)=@file={0x1, "e91f7189591e9233614b"}, 0xc) socket$inet_tcp(0x2, 0x1, 0x0) listen(r0, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) connect(r1, &(0x7f0000eb2000)=@un=@file={0x1, "e91f7189591e9233614b"}, 0xc) write(r1, &(0x7f0000790000-0xec0)="16", 0x1) 2018/01/28 06:20:46 executing program 6: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_mls(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/mls\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f0000448000)={0x0, 0x80000001, 0x0, 0x4, 0xde6, 0x100000001, 0xef, 0x6, 0x0}, &(0x7f0000bc4000-0x4)=0x20) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r0, 0x84, 0x71, &(0x7f0000001000-0x8)={r1, 0x1}, 0x8) getrusage(0xffffffffffffffff, &(0x7f0000001000-0x90)={{0x0, 0x0}, {0x0, 0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = socket(0x18, 0x0, 0x1) r3 = dup2(r2, r2) readlinkat(r3, &(0x7f0000b6a000)='./file0\x00', &(0x7f000024b000)=""/211, 0xfffffcdb) getsockopt$sock_buf(r2, 0x1, 0x1c, &(0x7f0000a8f000)=""/208, &(0x7f0000ffc000-0x4)=0xd0) [ 62.065976] [] ? SyS_pread64+0x170/0x170 [ 62.071667] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 62.078478] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 62.085030] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 62.117965] Mem-Info: [ 62.121029] active_anon:56074 inactive_anon:42 isolated_anon:0 [ 62.121029] active_file:3544 inactive_file:8538 isolated_file:0 [ 62.121029] unevictable:0 dirty:11 writeback:0 unstable:0 [ 62.121029] slab_reclaimable:5552 slab_unreclaimable:59588 [ 62.121029] mapped:24053 shmem:49 pagetables:705 bounce:0 [ 62.121029] free:1472676 free_pcp:447 free_cma:0 [ 62.155346] Node 0 active_anon:224188kB inactive_anon:168kB active_file:14176kB inactive_file:34152kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96212kB dirty:44kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 83968kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 62.185311] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 62.221714] lowmem_reserve[]: 0 2908 6410 6410 [ 62.228498] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB [ 62.261657] lowmem_reserve[]: 0 0 3501 3501 [ 62.266754] Normal free:2893480kB min:36824kB low:46028kB high:55232kB active_anon:226012kB inactive_anon:168kB active_file:14176kB inactive_file:34160kB unevictable:0kB writepending:52kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:22268kB slab_unreclaimable:238592kB kernel_stack:5568kB pagetables:2576kB bounce:0kB free_pcp:1336kB local_pcp:688kB free_cma:0kB [ 62.300512] lowmem_reserve[]: 0 0 0 0 [ 62.304869] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 62.320183] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 62.337591] Normal: 238*4kB (UME) 74*8kB (UM) 53*16kB (UME) 52*32kB (UME) 67*64kB (UME) 20*128kB (UM) 5*256kB (UM) 7*512kB (M) 1*1024kB (M) 5*2048kB (ME) 701*4096kB (M) = 2898328kB [ 62.356945] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 62.365507] 12146 total pagecache pages [ 62.369457] 0 pages in swap cache [ 62.372914] Swap cache stats: add 0, delete 0, find 0/0 [ 62.378253] Free swap = 0kB [ 62.381262] Total swap = 0kB [ 62.384273] 1965979 pages RAM [ 62.387344] 0 pages HighMem/MovableOnly [ 62.391300] 320509 pages reserved [ 62.394759] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 62.404771] CPU: 1 PID: 7033 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 62.412271] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.421594] ffff8801d9abf948 ffffffff81d943a9 1ffff1003b357f2c ffff8801c3a5e000 [ 62.429555] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801d9abfa58 [ 62.437525] ffffffff81451b82 024000c2d9abf998 0000000041b58ab3 ffffffff84195325 [ 62.445495] Call Trace: [ 62.448056] [] dump_stack+0xc1/0x128 [ 62.453391] [] warn_alloc+0x212/0x240 [ 62.458808] [] ? zone_watermark_ok_safe+0x280/0x280 [ 62.465445] [] ? avc_has_perm+0xb0/0x4f0 [ 62.471129] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 62.477591] [] __vmalloc_node_range+0x3f5/0x5f0 [ 62.483882] [] ? check_preemption_disabled+0x3b/0x200 [ 62.490693] [] ? task_has_security+0x130/0x270 [ 62.496898] [] vmalloc+0x5b/0x70 [ 62.501884] [] ? sel_write_load+0x130/0xfd0 [ 62.507821] [] sel_write_load+0x130/0xfd0 [ 62.513593] [] ? get_futex_key+0x1050/0x1050 [ 62.519618] [] ? sel_read_bool+0x250/0x250 [ 62.525470] [] ? do_futex+0x3f8/0x15c0 [ 62.530974] [] ? sel_read_bool+0x250/0x250 [ 62.536830] [] __vfs_write+0x103/0x680 [ 62.542336] [] ? do_iter_readv_writev+0x400/0x400 [ 62.548796] [] ? __might_sleep+0x95/0x1a0 [ 62.554563] [] ? __lock_is_held+0xa1/0xf0 [ 62.560329] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 62.567148] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 62.573696] [] ? __sb_start_write+0x14a/0x310 [ 62.579817] [] vfs_write+0x189/0x530 [ 62.585148] [] SyS_pwrite64+0x13f/0x170 [ 62.590740] [] ? SyS_pread64+0x170/0x170 [ 62.596427] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 62.603236] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 62.609784] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 62.616866] Mem-Info: [ 62.619270] active_anon:55444 inactive_anon:42 isolated_anon:0 [ 62.619270] active_file:3548 inactive_file:8550 isolated_file:0 [ 62.619270] unevictable:0 dirty:7 writeback:0 unstable:0 [ 62.619270] slab_reclaimable:5581 slab_unreclaimable:59534 [ 62.619270] mapped:24003 shmem:49 pagetables:631 bounce:0 [ 62.619270] free:1473505 free_pcp:595 free_cma:0 [ 62.652349] Node 0 active_anon:221776kB inactive_anon:168kB active_file:14192kB inactive_file:34200kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96012kB dirty:28kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 83968kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 62.681620] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 62.710939] lowmem_reserve[]: 0 2908 6410 6410 [ 62.716085] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB [ 62.747140] lowmem_reserve[]: 0 0 3501 3501 [ 62.752078] Normal free:2898112kB min:36824kB low:46028kB high:55232kB active_anon:221776kB inactive_anon:168kB active_file:14192kB inactive_file:34200kB unevictable:0kB writepending:32kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:22324kB slab_unreclaimable:238136kB kernel_stack:5408kB pagetables:2524kB bounce:0kB free_pcp:1616kB local_pcp:824kB free_cma:0kB [ 62.785813] lowmem_reserve[]: 0 0 0 0 [ 62.790167] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 62.805483] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 62.822654] Normal: 214*4kB (UME) 75*8kB (UME) 53*16kB (UME) 52*32kB (UM) 67*64kB (UME) 21*128kB (UME) 6*256kB (UME) 8*512kB (ME) 2*1024kB (ME) 4*2048kB (M) 701*4096kB (M) = 2898112kB [ 62.841815] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 62.850364] 12152 total pagecache pages [ 62.854474] 0 pages in swap cache [ 62.857905] Swap cache stats: add 0, delete 0, find 0/0 [ 62.863251] Free swap = 0kB [ 62.866252] Total swap = 0kB [ 62.869236] 1965979 pages RAM 2018/01/28 06:20:47 executing program 0: clone(0x0, &(0x7f0000bd5000-0x36)="ad282c83c728cf776570f64371272d91f1a642750d1e272cd5a1ab079073b52ee7ba98d36d5ee94ece4e53eb4dcb4531a7255f504186", &(0x7f0000eaa000-0x4)=0x0, &(0x7f0000bf3000-0x4)=0x0, &(0x7f00003b9000-0xcd)="") stat(&(0x7f00006c9000)='./file0\x00', &(0x7f0000630000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) 2018/01/28 06:20:47 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = socket(0x2, 0x2, 0x0) bind$inet(r1, &(0x7f0000469000-0xf)={0x2, 0xffffffffffffffff, @broadcast=0xffffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) bind$inet(r0, &(0x7f0000b1a000)={0x2, 0xffffffffffffffff, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) mknod(&(0x7f00004b2000-0x8)='./file0\x00', 0x100, 0x8001) poll(&(0x7f000074b000-0x38)=[{r0, 0x5242, 0x0}, {r0, 0x80, 0x0}, {r0, 0x0, 0x0}, {r1, 0x1214, 0x0}, {r0, 0x0, 0x0}, {r1, 0x100, 0x0}, {r1, 0x8, 0x0}], 0x7, 0x8001) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(r0, 0xc01064b5, &(0x7f00003df000)={&(0x7f0000279000-0x8)=[0x0, 0x0], 0x2}) epoll_create(0x9) r2 = syz_open_procfs(0x0, &(0x7f0000b6d000-0xa)='net/udp\x00') preadv(r2, &(0x7f0000331000)=[{&(0x7f0000724000-0xe0)=""/127, 0x7f}], 0x1, 0x102) 2018/01/28 06:20:47 executing program 6: r0 = socket$inet_tcp(0x2, 0x1, 0x0) fgetxattr(r0, &(0x7f0000599000-0x15)=@known='system.sockprotoname\x00', &(0x7f00006c0000-0x1000)=""/0, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f00002a5000-0x8)={0x0, 0x2}, &(0x7f00004d3000-0x4)=0x8) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(r1, 0x84, 0x71, &(0x7f0000001000-0x8)={r2, 0x9}, 0x8) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000000+0x6f7)={0x6, 0x7fffffff, 0x202, 0x6, 0xfffffffffffffffc, 0x8, 0x4, 0x7fffffff, r2}, &(0x7f000082f000-0x4)=0x20) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = add_key(&(0x7f0000002000-0x6)='logon\x00', &(0x7f0000001000-0x5)={0x73, 0x79, 0x7a, 0x0, 0x0}, &(0x7f0000001000-0xf7)="80818ec934d9891ac0d9a737de5efec4169a214cf701d0854b9cc8d9e433e2a736d1fbdb5b15d0ccb778201f55c291d6b44a8dcfb5326a41e27f3a9266e832dba21c178424114264a4b9430248f4a6dff675c66fff83128f4509b2b1cc1bf9534804ee8fdf168fc0d67cd00857ba88229184eb82376cb26065424cec34f7d64c463c4eb96e5dc9bf8a729230576aeb60c721b00baebfa68ff74539e001d51d25cde5d924ee20a78cea62c79066b85270c069fa5f9177a78db2022c8542e71a299fc0b112fcd0bbf3a1e423c2d70b33e0914681a524652976c022ffeb46e39dda4b32b2f347be03fa4b0c0ab2997c9497fe0b5b585ae9fb", 0xf7, 0xfffffffffffffffd) r4 = syz_open_procfs(0x0, &(0x7f0000002000-0xe)='net/xfrm_stat\x00') ioctl$ASHMEM_GET_PIN_STATUS(r4, 0x7709, 0x0) keyctl$get_security(0x11, r3, &(0x7f0000001000-0x1000)=""/4096, 0x1000) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_SET_CLIENT_CAP(r1, 0x4010640d, &(0x7f0000000000)={0x3, 0x9}) keyctl$reject(0x13, r3, 0xc7b, 0x7, r3) 2018/01/28 06:20:47 executing program 5: r0 = socket$inet6(0xa, 0x0, 0x0) sync() getsockopt$inet6_dccp_buf(r0, 0x21, 0xcc, &(0x7f0000c8e000)=""/11, &(0x7f000055b000)=0xb) r1 = request_key(&(0x7f0000066000)='trusted\x00', &(0x7f00002f8000-0x5)={0x73, 0x79, 0x7a, 0x2, 0x0}, &(0x7f0000131000-0x4)='em0\x00', 0xfffffffffffffffa) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = request_key(&(0x7f0000116000)='dns_resolver\x00', &(0x7f0000000000)={0x73, 0x79, 0x7a, 0x3, 0x0}, &(0x7f0000094000)='\x00', 0xfffffffffffffff9) keyctl$link(0x8, r1, r2) 2018/01/28 06:20:47 executing program 2: mmap(&(0x7f0000000000/0x1f000)=nil, 0x1f000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_policy(0xffffffffffffff9c, &(0x7f000000a000)='/selinux/policy\x00', 0x0, 0x0) ioctl$TCGETA(r0, 0x5405, &(0x7f000001e000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = openat$selinux_create(0xffffffffffffff9c, &(0x7f000000a000)='/selinux/create\x00', 0x2, 0x0) mmap(&(0x7f000001f000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl(r1, 0x9879, &(0x7f0000020000-0xe0)="dacc003cce4d7585fe334d9f90de2ec3f0fc849ecd198105326c0d5e62a6a687e83d2a5283189cc2e5ebc09bb4450394f1ba255bfc7c5a5ffb737cdecd1cf35795e72edf1ea520ba9834c83fd6b13cb100c0acdf82c1003d95310bbfa43847d823aabb0070e5f7d0dd9493a9ee33904893651eb394e711f41355861e3d823d8b10428e897595632098a0600e4c4ec25c4bfd6dbf7dedb0b8077233a4d71217ed49fb8b8cdb4e07aa70bca31574916793eb4773770d87a73b4d556b7fb805b0a57834f6dc2498231618d0ad536afc52b6f999c316a0d4b6eaa138a3eb7d6a2378") r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000007000-0xa)='/dev/ptmx\x00', 0x0, 0x0) ioctl$int_in(r2, 0x1000000005433, &(0x7f0000018000)=0x0) r3 = dup(r2) mmap(&(0x7f0000020000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000010000-0xc)={0x0, 0x0, 0x0}, &(0x7f0000020000)=0xc) mmap(&(0x7f000001f000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getpeername$ipx(r3, &(0x7f000001f000)={0x0, 0x0, 0x0, ""/6, 0x0, 0x0}, &(0x7f0000018000-0x4)=0x10) 2018/01/28 06:20:47 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_policy(0xffffffffffffff9c, &(0x7f000072a000-0x10)='/selinux/policy\x00', 0x0, 0x0) ioctl$SIOCGIFHWADDR(r0, 0x8927, &(0x7f0000f4f000)={@common=""/16, @ifru_map={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}) r1 = socket$nl_route(0x10, 0x3, 0x0) link(&(0x7f00005ca000)='./file0\x00', &(0x7f0000ace000-0x8)='./file0\x00') sendmsg$nl_route(r1, &(0x7f0000ade000-0x38)={&(0x7f000096d000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000900000)={&(0x7f0000d32000-0x24)=@ipv6_getroute={0x24, 0x1a, 0x1, 0xffffffffffffffff, 0xffffffffffffffff, {0xa, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, [@RTA_UID={0x8, 0x19, 0x0}]}, 0x24}, 0x1, 0x0, 0x0, 0x0}, 0x0) 2018/01/28 06:20:47 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a5e000)='/selinux/load\x00', 0x2, 0x0) r1 = openat$rtc(0xffffffffffffff9c, &(0x7f0000872000)='/dev/rtc\x00', 0x0, 0x0) accept4$packet(0xffffffffffffff9c, &(0x7f00005d7000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local={[0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0x0}, [0x0, 0x0]}, &(0x7f0000bc4000-0x4)=0x14, 0x800) setsockopt$packet_drop_memb(r1, 0x107, 0x2, &(0x7f0000d2d000)={r2, 0x1, 0x6, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}, [0x0, 0x0]}, 0x10) r3 = openat$selinux_checkreqprot(0xffffffffffffff9c, &(0x7f0000cfa000)='/selinux/checkreqprot\x00', 0x100, 0x0) setsockopt$inet_buf(r3, 0x0, 0x30, &(0x7f0000d27000)="e1b9ac733fc79866c2e6468201172076ad60bffab3f860dea8bd40da1afea729ebb6c6764cc72b5eeebf8b6e225a1f95e74fbebdd1caeccf8af8cf6156c816208717502e3bb47c0421851b041d65eda8247634098a81a1d32dc58b8a595a137b46ef57d95443cd0efc67477926276d1c207c59278efea8f7fba8c5f991dd25c0d3c5662c54ee82d0e14df42340378773e86d77c9f8c88e04723f8499850f6ac62e5264108b0cbe1389bfc1b90ae6ba93d30a76", 0xb3) ioctl$sock_FIOGETOWN(0xffffffffffffff9c, 0x8903, &(0x7f0000aa8000-0x4)=0x0) fcntl$setown(r0, 0x8, r4) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) 2018/01/28 06:20:47 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x10000000013, &(0x7f0000d06000)=0x1, 0x4) connect$inet(r0, &(0x7f0000f42000)={0x2, 0xffffffffffffffff, @remote={0xac, 0x14, 0x0, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) socket$inet(0x2, 0x80000, 0x100000001) connect(r0, &(0x7f0000117000)=@generic={0x0, "e2536246f43039ce3247c3eba6a49dcbc921590dcc42810eec3852f2c62ff52cdb3dc384220dde7def73fb84a58ae6a867f0204fba7c868f1153fc107ecdb4c1d1ec89121321afda10ab1947e5532fcaa6f527e42db1700af409d7e5435559eb2c519f83d83f1df99ee0fd76eb267cf2e995b67f02115f64d5af81910617"}, 0x80) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00006c3000)={@syzn={0x73, 0x79, 0x7a, 0x0, 0x0}, @ifru_addrs={0x2, 0x0, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}}) sendto$inet(r0, &(0x7f0000775000)="", 0x0, 0x20020003, &(0x7f0000386000-0x10)={0x2, 0xffffffffffffffff, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2018/01/28 06:20:47 executing program 0: prctl$intptr(0x26, 0x0) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f000052f000-0xf)='/dev/sequencer\x00', 0x40000, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) umount2(&(0x7f0000001000-0x8)='./file0\x00', 0x4) ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r0, 0x40a85323, &(0x7f00007c1000)={{0x2, 0x2}, 'port1\x00', 0x0, 0x2, 0x3, 0x5152, 0x7, 0x3ff, 0xffffffffffff0001, 0x0, 0x6, 0x9, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) [ 62.872329] 0 pages HighMem/MovableOnly [ 62.876276] 320509 pages reserved 2018/01/28 06:20:47 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000e96000)='/proc/self/net/pfkey\x00', 0x22000, 0x0) ioctl$DRM_IOCTL_CONTROL(r0, 0x40086414, &(0x7f0000518000)={0x2, 0x8000}) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000001000)='/dev/ptmx\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x4, 0x31, 0xffffffffffffffff, 0x0) ioctl$int_in(r1, 0x80000000005407, &(0x7f0000735000-0x3)=0x0) 2018/01/28 06:20:47 executing program 2: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000001000-0x1d)='/selinux/avc/cache_threshold\x00', 0x2, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$ASHMEM_GET_PROT_MASK(r0, 0x7706, &(0x7f0000000000)={0x0, 0x0}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mlock2(&(0x7f0000c25000/0x3000)=nil, 0x3000, 0x0) clone(0x0, &(0x7f0000feb000)="", &(0x7f000089e000-0x4)=0x0, &(0x7f00000be000)=0x0, &(0x7f0000a48000)="") pread64(0xffffffffffffffff, &(0x7f0000015000)=""/0, 0x0, 0x2000000000) [ 62.920836] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 62.936333] CPU: 0 PID: 7061 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 62.943871] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.953210] ffff8801d98af948 ffffffff81d943a9 1ffff1003b315f2c ffff8801c30fc800 [ 62.961231] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801d98afa58 [ 62.969266] ffffffff81451b82 024000c2d98af998 0000000041b58ab3 ffffffff84195325 [ 62.977288] Call Trace: [ 62.979863] [] dump_stack+0xc1/0x128 [ 62.985214] [] warn_alloc+0x212/0x240 [ 62.990660] [] ? zone_watermark_ok_safe+0x280/0x280 [ 62.997313] [] ? avc_has_perm+0xb0/0x4f0 [ 63.003013] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 63.009497] [] __vmalloc_node_range+0x3f5/0x5f0 2018/01/28 06:20:47 executing program 6: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000973000)='map_files\x00') ioctl$SNDRV_TIMER_IOCTL_GINFO(r0, 0xc0f85403, &(0x7f0000238000)={{0x2, 0x0, 0x100000000, 0x3, 0xfffffffffffffffe}, 0x1, 0x40, 'id0\x00', 'timer1\x00', 0x0, 0x2, 0x1, 0x2, 0x7fffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) pipe(&(0x7f00003a2000)={0x0, 0x0}) ioctl$sock_inet_tcp_SIOCATMARK(r2, 0x8905, &(0x7f0000d19000-0x4)=0x0) mount(&(0x7f000000a000)='./file0\x00', &(0x7f0000027000-0x8)='./file0\x00', &(0x7f000000c000)='ramfs\x00', 0x0, &(0x7f000000a000)="") mount(&(0x7f00004c7000-0x8)='./file0\x00', &(0x7f0000acc000)='./file0\x00', &(0x7f0000d36000)='ramfs\x00', 0x2a00c, &(0x7f0000635000+0x9e)="") ioctl$sock_SIOCADDDLCI(r1, 0x8980, &(0x7f0000176000-0x12)={@common='lo\x00', 0x7}) getsockopt$inet_udp_int(r2, 0x11, 0x64, &(0x7f0000486000)=0x0, &(0x7f0000882000)=0x4) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) creat(&(0x7f0000001000-0x8)='./file0\x00', 0x97) 2018/01/28 06:20:47 executing program 1: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f00004ae000)='/dev/sequencer\x00', 0x64a680, 0x0) r1 = gettid() fcntl$setown(r0, 0x8, r1) r2 = socket(0x10, 0x2, 0x80000000) r3 = gettid() sendmsg$nl_route(r2, &(0x7f0000504000)={&(0x7f000035b000+0xb31)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f000091e000)={&(0x7f0000cf6000-0x40)=@newlink={0x3c, 0x10, 0x9, 0xffffffffffffffff, 0xffffffffffffffff, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, [@IFLA_IFNAME={0x14, 0x3, @common='sit0\x00'}, @IFLA_NET_NS_PID={0x8, 0x13, r3}]}, 0x3c}, 0x1, 0x0, 0x0, 0x0}, 0x0) 2018/01/28 06:20:47 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) fcntl$F_SET_FILE_RW_HINT(r0, 0x40e, &(0x7f00000c4000-0x8)=0x4) sendmsg$nl_xfrm(r0, &(0x7f000014f000)={&(0x7f000000f000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000847000)={&(0x7f0000b05000)=@getsa={0x3c, 0x12, 0x21, 0xffffffffffffffff, 0xffffffffffffffff, {@in6=@mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0xffffffffffffffff, 0xa, 0x0}, [@srcaddr={0x14, 0xd, @in=@remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}}]}, 0x3c}, 0x1, 0x0, 0x0, 0x0}, 0x0) [ 63.015805] [] ? check_preemption_disabled+0x3b/0x200 [ 63.022669] [] ? task_has_security+0x130/0x270 [ 63.028887] [] vmalloc+0x5b/0x70 [ 63.033890] [] ? sel_write_load+0x130/0xfd0 [ 63.039862] [] sel_write_load+0x130/0xfd0 [ 63.045648] [] ? get_futex_key+0x1050/0x1050 [ 63.051692] [] ? sel_read_bool+0x250/0x250 [ 63.057570] [] ? do_futex+0x3f8/0x15c0 [ 63.063099] [] ? sel_read_bool+0x250/0x250 2018/01/28 06:20:47 executing program 6: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000002000)={0xaa, 0x0, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) openat$selinux_member(0xffffffffffffff9c, &(0x7f0000004000-0x10)='/selinux/member\x00', 0x2, 0x0) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1, 0x0}) utimensat(0xffffffffffffffff, &(0x7f0000013000)='./file0\x00', &(0x7f0000001000-0x20)={{0x0, 0x0}, {0x77359400, 0x0}}, 0x0) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pipe2(&(0x7f0000005000-0x8)={0x0, 0x0}, 0x80000) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) futimesat(r1, &(0x7f0000013000-0x8)='./file0\x00', &(0x7f0000003000)={{0x77359400, 0x0}, {0x0, 0x0}}) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x2, 0x32, 0xffffffffffffffff, 0x0) clone(0x0, &(0x7f0000b26000)="", &(0x7f0000eaa000-0x4)=0x0, &(0x7f0000bf3000-0x4)=0x0, &(0x7f00003b9000-0xcd)="") connect$unix(r1, &(0x7f0000423000-0xa)=@file={0x0, './file0\x00'}, 0xa) openat$keychord(0xffffffffffffff9c, &(0x7f0000aba000)='/dev/keychord\x00', 0x40, 0x0) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f00000c1000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2018/01/28 06:20:47 executing program 1: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x1, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000000)={0xaa, 0x0, 0x0}) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001000-0x20)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1, 0x0}) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) pselect6(0x40, &(0x7f0000012000-0x40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000011000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000003000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000013000)={0x0, 0x989680}, &(0x7f0000004000-0x10)={&(0x7f0000012000)={0x0}, 0x8}) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f0000000000)={&(0x7f0000951000/0x14000)=nil, 0x14000}) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$usbmon(&(0x7f0000001000)='/dev/usbmon#\x00', 0x7, 0x6000) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$RNDADDTOENTCNT(r1, 0x40045201, &(0x7f0000001000)=0xbffffffffd) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$UFFDIO_ZEROPAGE(r0, 0x8010aa02, &(0x7f00000c1000-0x10)={&(0x7f0000011000/0x3000)=nil, 0x3000}) 2018/01/28 06:20:47 executing program 3: mmap(&(0x7f0000000000/0xaac000)=nil, 0xaac000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$binder(&(0x7f0000000000)='/dev/binder#\x00', 0x0, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r0, 0x40046207, 0x0) r1 = syz_open_dev$binder(&(0x7f0000013000)='/dev/binder#\x00', 0x0, 0x800) fcntl$setflags(r0, 0x2, 0x1) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f0000007000)={0x8, 0x0, &(0x7f0000006000-0x2c)=[@acquire={0x40046305, 0x0}], 0x0, 0x0, &(0x7f0000002000)=""}) setreuid(0x0, 0x0) close(r0) ioctl$BINDER_WRITE_READ(r1, 0xc0306201, &(0x7f000000e000-0x30)={0x8, 0x0, &(0x7f0000aac000-0x18)=[@increfs={0x40046304, 0x0}], 0x0, 0x0, &(0x7f0000009000-0xc9)=""}) [ 63.068973] [] __vfs_write+0x103/0x680 [ 63.074496] [] ? do_iter_readv_writev+0x400/0x400 [ 63.080975] [] ? __might_sleep+0x95/0x1a0 [ 63.086765] [] ? __lock_is_held+0xa1/0xf0 [ 63.092555] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 63.099396] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 63.105967] [] ? __sb_start_write+0x14a/0x310 [ 63.112098] [] vfs_write+0x189/0x530 [ 63.117435] [] SyS_pwrite64+0x13f/0x170 [ 63.123038] [] ? SyS_pread64+0x170/0x170 [ 63.128731] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 63.135554] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 63.142111] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 63.153629] Mem-Info: [ 63.156085] active_anon:56037 inactive_anon:42 isolated_anon:0 [ 63.156085] active_file:3548 inactive_file:8550 isolated_file:0 [ 63.156085] unevictable:0 dirty:13 writeback:5 unstable:0 [ 63.156085] slab_reclaimable:5586 slab_unreclaimable:59532 [ 63.156085] mapped:24027 shmem:49 pagetables:674 bounce:0 [ 63.156085] free:1472693 free_pcp:523 free_cma:0 [ 63.189270] Node 0 active_anon:234304kB inactive_anon:168kB active_file:14192kB inactive_file:34200kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96056kB dirty:52kB writeback:20kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 88064kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 63.219179] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 63.248524] lowmem_reserve[]: 0 2908 6410 6410 [ 63.253824] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB [ 63.285090] lowmem_reserve[]: 0 0 3501 3501 [ 63.289982] Normal free:2891900kB min:36824kB low:46028kB high:55232kB active_anon:228036kB inactive_anon:168kB active_file:14192kB inactive_file:34200kB unevictable:0kB writepending:72kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:22348kB slab_unreclaimable:237648kB kernel_stack:5440kB pagetables:2608kB bounce:0kB free_pcp:1324kB local_pcp:660kB free_cma:0kB [ 63.323790] lowmem_reserve[]: 0 0 0 0 [ 63.328147] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 63.343434] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB 2018/01/28 06:20:48 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = dup2(r0, r0) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r0, 0x84, 0x66, &(0x7f0000590000-0x8)={0x0, 0x6}, &(0x7f000033b000)=0x8) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000355000-0x20)={0x0, 0x5, 0x4, 0xfff, 0x0, 0x4e0, 0xcb, 0x4, r2}, &(0x7f00002c2000-0x4)=0x20) sendto$inet(r0, &(0x7f0000a92000)="", 0x0, 0x800000020000000, &(0x7f0000303000)={0x2, 0xffffffffffffffff, @loopback=0x7f000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) 2018/01/28 06:20:48 executing program 3: mmap(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/avc/cache_threshold\x00', 0x2, 0x0) sendfile(r0, r0, &(0x7f0000000000)=0x0, 0x7fffffff) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_INITMSG(r0, 0x84, 0x2, &(0x7f0000005000)={0x6, 0x800000000, 0x80000000, 0x9}, 0x8) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000006000)={0x0, 0x0, 0x1, 0x6, 0x6}, 0x14) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0x7, &(0x7f0000004000)={0x0, 0x3, 0x0, 0xaee}, 0x10) 2018/01/28 06:20:48 executing program 7: r0 = getpgid(0xffffffffffffffff) r1 = getpgid(r0) ptrace(0xffffffffffffffff, r1) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000ec6000)='/proc/self/net/pfkey\x00', 0x0, 0x0) r3 = userfaultfd(0x0) ioctl$sock_SIOCOUTQNSD(r2, 0x894b, &(0x7f0000829000-0x4)=0x0) ioctl$UFFDIO_API(r2, 0xc018aa3f, &(0x7f0000b99000)={0xaa, 0x8020003, 0x0}) ioctl$UFFDIO_REGISTER(r3, 0xc020aa00, &(0x7f0000a5e000-0x20)={{&(0x7f0000334000/0x1000)=nil, 0x1000}, 0x3, 0x0}) readv(r2, &(0x7f0000143000)=[], 0x0) mmap$binder(&(0x7f00009e2000/0x2000)=nil, 0x2000, 0x0, 0x12, r2, 0x0) ioctl$EVIOCGEFFECTS(r2, 0x80044584, &(0x7f0000890000)=""/72) 2018/01/28 06:20:48 executing program 2: mmap(&(0x7f0000000000/0x49000)=nil, 0x49000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = memfd_create(&(0x7f000003a000)='vboxnet0-\x00', 0x0) r1 = syz_open_dev$sndseq(&(0x7f0000045000)='/dev/snd/seq\x00', 0x0, 0x0) setsockopt$inet_dccp_int(r0, 0x21, 0x5, &(0x7f000002b000)=0x6, 0x4) r2 = dup2(r1, r0) ioctl$SNDRV_SEQ_IOCTL_REMOVE_EVENTS(r2, 0x4040534e, &(0x7f000001c000)={0x38e, @tick=0x7c5, 0x2, {0xca, 0x1}, 0x100, 0x3, 0x81, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) ioctl$SNDRV_SEQ_IOCTL_CREATE_QUEUE(r2, 0xc08c5332, &(0x7f0000042000-0x8c)={0x0, 0x0, 0x0, 'queue1\x00', 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_CLIENT(r0, 0xc04c5349, &(0x7f0000020000-0x4c)={0x0, 0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) 2018/01/28 06:20:48 executing program 5: r0 = socket$inet6(0xa, 0x0, 0x0) sync() getsockopt$inet6_dccp_buf(r0, 0x21, 0xcc, &(0x7f0000c8e000)=""/11, &(0x7f000055b000)=0xb) r1 = request_key(&(0x7f0000066000)='trusted\x00', &(0x7f00002f8000-0x5)={0x73, 0x79, 0x7a, 0x2, 0x0}, &(0x7f0000131000-0x4)='em0\x00', 0xfffffffffffffffa) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r2 = request_key(&(0x7f0000116000)='dns_resolver\x00', &(0x7f0000000000)={0x73, 0x79, 0x7a, 0x3, 0x0}, &(0x7f0000094000)='\x00', 0xfffffffffffffff9) keyctl$link(0x8, r1, r2) 2018/01/28 06:20:48 executing program 6: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$mice(&(0x7f0000356000)='/dev/input/mice\x00', 0x0, 0x1) setsockopt$inet_dccp_buf(r0, 0x21, 0xf, &(0x7f000048d000-0x65)="b336710358bb422d6cbbf839ebf87eee776d334e858996639616f30cf5d8dfacb134fab5d1a30ea9f915b26e1ab288059d3a61b3344dacdbb90ab141fc5e2e7589cd26e1e17680b1b8b95434305e4945b2abf73d38f8991a8565cb528129d19cd3be75cc31", 0x65) seccomp(0x1, 0x0, &(0x7f0000001000)={0x1, &(0x7f0000012000)=[{0x6, 0x0, 0x0, 0xffffffffffffffff}]}) mmap(&(0x7f0000000000/0x95c000)=nil, 0x95c000, 0x0, 0x44031, 0xffffffffffffffff, 0x0) prctl$getname(0x10, &(0x7f0000001000-0xc6)=""/198) 2018/01/28 06:20:48 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) pwrite64(r0, &(0x7f00007a2000)="", 0xffffff7f, 0x2) 2018/01/28 06:20:48 executing program 1: mmap(&(0x7f0000000000/0xa000)=nil, 0xa000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$packet(0x11, 0x3, 0x300) mmap(&(0x7f000000a000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000c000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000d000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000d000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f000000e000-0xc)={@broadcast=0x0, @dev={0x0, 0x0, 0xffffffffffffffff, 0x0}, 0x0}, &(0x7f0000005000-0x4)=0xc) recvfrom$packet(r0, &(0x7f000000d000)=""/183, 0xb7, 0x40010061, &(0x7f000000b000-0x14)={0x11, 0x9, r1, 0x1, 0xffffffff00000001, 0x6, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x3}, [0x0, 0x0]}, 0x14) getpeername(r0, &(0x7f000000c000)=@pppol2tpv3={0x0, 0x0, {0x0, 0x0, {0x0, 0xffffffffffffffff, @local={0x0, 0x0, 0xffffffffffffffff, 0x0}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0x0}}, &(0x7f0000001000)=0x2e) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000007000)=[@in={0x2, 0x3, @rand_addr=0x9, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x0, @dev={0xac, 0x14, 0x0, 0x13}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in={0x2, 0x2, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x0, 0x8, @dev={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x11}, 0x20}, @in={0x2, 0x1, @multicast1=0xe0000001, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @in6={0xa, 0x1, 0x0, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x9}], 0x78) r3 = syz_open_dev$mice(&(0x7f000000c000-0x10)='/dev/input/mice\x00', 0x0, 0x82) mmap(&(0x7f000000b000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) setsockopt$inet_tcp_TCP_ULP(r3, 0x6, 0x1f, &(0x7f000000c000-0x4)='tls\x00', 0x4) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r4 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000b45000+0x8a)='/dev/ashmem\x00', 0x0, 0x0) ioctl$ASHMEM_SET_SIZE(r4, 0x40087703, 0xfffffffffffffffe) ioctl$ASHMEM_SET_NAME(r4, 0x41007701, &(0x7f0000522000-0x11)="276d696d655f74797065656d312f2cf800") mmap(&(0x7f00003f5000/0x2000)=nil, 0x2000, 0x0, 0x1011, r4, 0x0) mmap(&(0x7f000000a000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000a000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f000000a000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) select(0x40, &(0x7f000000b000-0x40)={0x40, 0xaf, 0x2, 0x6, 0x2, 0x3, 0x10001, 0x5}, &(0x7f0000002000-0x40)={0xc2bb, 0xff, 0x3c4, 0x9, 0x9, 0x39, 0x9, 0x1000}, &(0x7f000000b000-0x40)={0x9, 0xeb6, 0x8000, 0x100000000, 0xfffffffffffffff7, 0x4200000000000000, 0x5, 0x4}, &(0x7f000000b000-0x10)={0x0, 0x0}) mmap(&(0x7f000000a000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getitimer(0x2, &(0x7f000000b000-0x20)={{0x0, 0x0}, {0x0, 0x0}}) mmap(&(0x7f000000a000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) sendto$inet(r3, &(0x7f000000a000-0xe)="7f6700df1762da53b9c007b020a5", 0xe, 0x4008000, 0x0, 0x0) setsockopt$sock_timeval(r0, 0x1, 0x15, &(0x7f000000b000-0x10)={0x77359400, r5}, 0x10172) setsockopt$packet_int(r0, 0x107, 0x14, &(0x7f0000009000)=0x6, 0x4) sendto$inet6(r0, &(0x7f0000008000)="", 0x0, 0x0, &(0x7f0000001000-0x1c)={0xa, 0xffffffffffffffff, 0x100000003, @mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0x0}, 0x1c) 2018/01/28 06:20:48 executing program 4: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000a76000)='/selinux/load\x00', 0x2, 0x0) r1 = openat$selinux_checkreqprot(0xffffffffffffff9c, &(0x7f0000034000)='/selinux/checkreqprot\x00', 0x2, 0x0) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r1, 0x80045400, &(0x7f0000073000)=0x0) pwrite64(r0, &(0x7f0000cf4000)="", 0x0, 0x0) socket$nl_xfrm(0x10, 0x3, 0x6) r2 = syz_open_dev$usbmon(&(0x7f0000e57000-0xd)='/dev/usbmon#\x00', 0x4, 0x101800) ioctl$DRM_IOCTL_AGP_ALLOC(r1, 0xc0206434, &(0x7f0000395000)={0x3, 0x0, 0x10001, 0xff}) ioctl$DRM_IOCTL_SG_ALLOC(r2, 0xc0106438, &(0x7f0000500000-0x10)={0x3c8, r3}) 2018/01/28 06:20:48 executing program 2: mmap(&(0x7f0000000000/0xeee000)=nil, 0xeee000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x2, 0x0) mmap(&(0x7f0000eee000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = memfd_create(&(0x7f0000eef000-0x14)='vboxnet0!{ppp1\'self\x00', 0x40000001) ioctl$EVIOCSABS20(r1, 0x401845e0, &(0x7f00000e7000)={0x8, 0x1, 0x1, 0x6, 0x100, 0x3}) setsockopt$inet_int(r0, 0x0, 0x14, &(0x7f000049a000)=0x0, 0x4) [ 63.361181] Normal: 145*4kB (UME) 63*8kB (UM) 51*16kB (M) 60*32kB (UM) 66*64kB (UM) 20*128kB (UM) 5*256kB (UM) 7*512kB (M) 1*1024kB (M) 4*2048kB (ME) 700*4096kB (M) = 2891884kB [ 63.379764] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 63.388330] 12157 total pagecache pages [ 63.392292] 0 pages in swap cache [ 63.395720] Swap cache stats: add 0, delete 0, find 0/0 [ 63.401074] Free swap = 0kB [ 63.404067] Total swap = 0kB [ 63.407055] 1965979 pages RAM [ 63.410129] 0 pages HighMem/MovableOnly [ 63.414100] 320509 pages reserved 2018/01/28 06:20:48 executing program 0: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f00002fa000-0x8)={0x0, 0x0}) accept(r0, &(0x7f0000128000-0x9)=@rc={0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0}, &(0x7f00001dd000)=0x9) getpid() r1 = openat$selinux_avc_hash_stats(0xffffffffffffff9c, &(0x7f0000114000-0x18)='/selinux/avc/hash_stats\x00', 0x0, 0x0) write$selinux_context(r1, &(0x7f0000f49000-0x31)="73797374656d5f753a6f626a6563745f723a73797374656d645f7061737377645f6167656e745f000000805f743a733000", 0x60) mkdir(&(0x7f0000940000+0x3f8)='./file0\x00', 0x1) r2 = openat(0xffffffffffffff9c, &(0x7f0000591000)='./file0\x00', 0x0, 0x0) renameat(r2, &(0x7f0000ead000-0x8)='./file0\x00', 0xffffffffffffffff, &(0x7f00008fd000)='/') getxattr(&(0x7f0000e53000-0x1)='/', &(0x7f00001d8000)=@random={'btrfs.', 'vmnet1user\x00'}, &(0x7f000007b000-0x9b)=""/155, 0x9b) readlinkat(r2, &(0x7f0000b78000)='./file0\x00', &(0x7f0000d2b000-0xc5)=""/197, 0xc5) 2018/01/28 06:20:48 executing program 3: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f00008df000)=0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) mq_open(&(0x7f0000689000)='selfmime_typenodev]cpuset\x00', 0x80, 0x84, &(0x7f0000df6000)={0x6, 0x2, 0x2, 0x7f, 0x8, 0x7fffffff, 0x51cf, 0xfffffffffffeffff}) sendmsg$nl_xfrm(r0, &(0x7f00002e1000)={&(0x7f0000f4e000-0xc)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f00005ad000)={&(0x7f0000a5e000)=@migrate={0xb8, 0x21, 0x1, 0xffffffffffffffff, 0xffffffffffffffff, {{@in6=@remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0xbb}, @in6=@mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0xffffffffffffffff, 0x0}, [@policy_type={0xc, 0x10, {0x0, 0x0, 0x0}}, @migrate={0x5c, 0x11, [{@in=@remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @in6=@empty={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}, {@in6=@loopback={0x0, 0x1}, @in6=@remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0xbb}, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0}]}]}, 0xb8}, 0x1, 0x0, 0x0, 0x0}, 0x0) 2018/01/28 06:20:48 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000a8b000-0xa)='/dev/ptmx\x00', 0x2000, 0x0) ioctl$TIOCPKT(r0, 0x5420, &(0x7f0000a66000)=0x832) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003ba000-0x24)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r1 = syz_open_pts(r0, 0x0) ioctl$TCFLSH(r1, 0x540b, 0x2) 2018/01/28 06:20:48 executing program 5: mmap(&(0x7f0000fcc000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000fcc000)='/proc/self/net/pfkey\x00', 0x101000, 0x0) setsockopt$netlink_NETLINK_NO_ENOBUFS(r0, 0x10e, 0x5, &(0x7f0000fcd000-0x4)=0xad, 0x4) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000fcc000)='/dev/ptmx\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$TCSETS(r1, 0x80045439, &(0x7f0000001000-0x24)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) 2018/01/28 06:20:48 executing program 2: mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) modify_ldt$read(0x0, &(0x7f0000001000-0x1000)=""/4096, 0x1000) mmap(&(0x7f0000001000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = openat(0xffffffffffffffff, &(0x7f0000002000-0x8)='./file0\x00', 0x0, 0x1) getsockopt$netrom_NETROM_IDLE(r0, 0x103, 0x7, &(0x7f0000000000)=0x2, &(0x7f0000000000)=0x4) clock_gettime(0x0, &(0x7f0000001000)={0x0, 0x0}) mmap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) futimesat(r0, &(0x7f0000000000)='./file1\x00', &(0x7f0000002000)={{0x77359400, 0x0}, {r1, r2/1000+10000}}) ioctl$SNDRV_SEQ_IOCTL_PVERSION(r0, 0x80045300, &(0x7f0000000000)=0x0) mmap(&(0x7f0000003000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_CLIENT_INFO(r0, 0xc0bc5310, &(0x7f0000004000-0xbc)={0x0, 0x0, ""/64, 0x0, ""/8, ""/32, 0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) mmap(&(0x7f0000004000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$mice(&(0x7f0000005000-0x10)='/dev/input/mice\x00', 0x0, 0x0) r4 = dup(r0) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000005000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_FREE_BUFS(r0, 0x4010641a, &(0x7f0000006000-0x10)={0x2, &(0x7f0000006000-0x8)=[0x2, 0x1ff]}) mmap(&(0x7f0000006000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$TIOCMBIC(r3, 0x5417, &(0x7f0000007000-0x4)=0x0) ioctl$DRM_IOCTL_GET_STATS(r4, 0x80f86406, &(0x7f0000006000-0x5d)=""/93) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r3, 0xc08c5334, &(0x7f0000003000-0x8c)={0x5, 0x4, 0xa2, 'queue0\x00', 0x7fffffff, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000007000-0x1c)=[@in6={0xa, 0x3, 0x1c, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0xbb}, 0x8}], 0x1c) mmap(&(0x7f0000007000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$DRM_IOCTL_MODE_GETCRTC(r0, 0xc06864a1, &(0x7f0000002000)={&(0x7f0000008000-0x18)=[0x8001, 0x0, 0x2, 0x4, 0x5, 0x1], 0x6, 0x9, 0x9, 0x400, 0x61453165, 0xffffffff, {0x80000000, 0xf8, 0x0, 0x3, 0x6, 0x9, 0x200, 0xffffffff, 0xfffffffffffffff8, 0x2, 0x9, 0x3, 0x0, 0xa829, "ea04abd27966d11052584312750d8f3a49d0a8493be361f5376b70a8b2f101da"}}) mmap(&(0x7f0000008000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$netlink(r4, 0x10e, 0x7, &(0x7f0000007000-0xee)=""/238, &(0x7f0000009000-0x4)=0xee) mmap(&(0x7f0000009000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) fcntl$F_GET_RW_HINT(r4, 0x40b, &(0x7f000000a000-0x8)=0x0) mmap(&(0x7f000000a000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_CLIENT(r3, 0x404c534a, &(0x7f000000b000-0x4c)={0xaec, 0xd2d, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) [ 63.456218] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 63.486869] CPU: 1 PID: 7145 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 63.494433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.503775] ffff8801d9947948 ffffffff81d943a9 1ffff1003b328f2c ffff8801c2f30000 [ 63.511803] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801d9947a58 [ 63.519884] ffffffff81451b82 024000c2d9947998 0000000041b58ab3 ffffffff84195325 [ 63.527861] Call Trace: [ 63.530421] [] dump_stack+0xc1/0x128 [ 63.535759] [] warn_alloc+0x212/0x240 [ 63.541179] [] ? zone_watermark_ok_safe+0x280/0x280 [ 63.547812] [] ? avc_has_perm+0xb0/0x4f0 [ 63.553493] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 63.559953] [] __vmalloc_node_range+0x3f5/0x5f0 [ 63.566241] [] ? check_preemption_disabled+0x3b/0x200 [ 63.573047] [] ? task_has_security+0x130/0x270 [ 63.579245] [] vmalloc+0x5b/0x70 [ 63.584228] [] ? sel_write_load+0x130/0xfd0 [ 63.590167] [] sel_write_load+0x130/0xfd0 [ 63.595933] [] ? get_futex_key+0x1050/0x1050 [ 63.601958] [] ? sel_read_bool+0x250/0x250 [ 63.608166] [] ? do_futex+0x3f8/0x15c0 [ 63.613680] [] ? sel_read_bool+0x250/0x250 [ 63.619533] [] __vfs_write+0x103/0x680 [ 63.625040] [] ? do_iter_readv_writev+0x400/0x400 [ 63.631501] [] ? __might_sleep+0x95/0x1a0 [ 63.637269] [] ? __lock_is_held+0xa1/0xf0 [ 63.643034] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 63.649840] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 2018/01/28 06:20:48 executing program 3: r0 = socket$packet(0x11, 0x3, 0x300) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r1 = openat$selinux_policy(0xffffffffffffff9c, &(0x7f0000001000-0x10)='/selinux/policy\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1b, &(0x7f0000f8d000)={0x0, 0x65, "9a7719ffcda13ab88fb2ca0fb24d3cc0b0c14eae88229cae355f9e1c47c601ea4c7b9576149786ca957ccc2e86d0a11dfd1faa9f03cf1e71424bccca06d73ea8a6e3b80af25c831f5710c0674f5ed857b89da0ad707a9b2c79039eaa88d85cff8aaa520e65"}, &(0x7f0000001000-0x4)=0x6d) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000001000-0x8)={r2, 0x80}, &(0x7f0000001000-0x4)=0x8) setsockopt$packet_int(r0, 0x107, 0xe, &(0x7f0000000000)=0x0, 0xf0) socket$packet(0x11, 0x2, 0x300) stat(&(0x7f000077c000-0x8)='./file0\x00', &(0x7f0000b66000-0x44)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) 2018/01/28 06:20:48 executing program 0: mmap(&(0x7f0000000000/0x24000)=nil, 0x24000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = socket$nl_xfrm(0x10, 0x3, 0x6) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000020000)='/dev/vga_arbiter\x00', 0x20000, 0x0) mmap$binder(&(0x7f0000004000/0x2000)=nil, 0x2000, 0x3000003, 0x10010, r1, 0x0) sendmsg$nl_xfrm(r0, &(0x7f0000012000)={&(0x7f000000c000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000002000)={&(0x7f0000009000)=@acquire={0x16c, 0x17, 0x509, 0xffffffffffffffff, 0xffffffffffffffff, {{@in=@multicast2=0xe0000002, 0xffffffffffffffff, 0x0}, @in=@dev={0xac, 0x14, 0xffffffffffffffff, 0x0}, {@in6=@mcast2={0xff, 0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, @in6=@loopback={0x0, 0x1}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@local={0xac, 0x14, 0xffffffffffffffff, 0xaa}, @in6=@ipv4={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], [0xff, 0xff], @dev={0xac, 0x14, 0xffffffffffffffff, 0x0}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x40000000000002, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x7, 0x0, 0xffffffffffffffff}, [@tmpl={0x44, 0x5, [{{@in6=@remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xffffffffffffffff, 0xbb}, 0xffffffffffffffff, 0x32}, 0x0, @in6=@loopback={0x0, 0x1}, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}]}]}, 0x16c}, 0x1, 0x0, 0x0, 0x0}, 0x0) [ 63.656386] [] ? __sb_start_write+0x14a/0x310 [ 63.662498] [] vfs_write+0x189/0x530 [ 63.667829] [] SyS_pwrite64+0x13f/0x170 [ 63.673419] [] ? SyS_pread64+0x170/0x170 [ 63.679100] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 63.685905] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 63.692454] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 63.705762] Mem-Info: [ 63.708303] active_anon:53933 inactive_anon:42 isolated_anon:0 [ 63.708303] active_file:3552 inactive_file:8559 isolated_file:0 [ 63.708303] unevictable:0 dirty:25 writeback:0 unstable:0 [ 63.708303] slab_reclaimable:5597 slab_unreclaimable:59408 [ 63.708303] mapped:23997 shmem:49 pagetables:647 bounce:0 [ 63.708303] free:1475208 free_pcp:353 free_cma:0 [ 63.741866] Node 0 active_anon:219828kB inactive_anon:168kB active_file:14208kB inactive_file:34236kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96012kB dirty:104kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 86016kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 63.771530] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 63.800915] lowmem_reserve[]: 0 2908 6410 6410 [ 63.806076] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:712kB free_cma:0kB [ 63.837125] lowmem_reserve[]: 0 0 3501 3501 [ 63.842106] Normal free:2900952kB min:36824kB low:46028kB high:55232kB active_anon:219836kB inactive_anon:168kB active_file:14208kB inactive_file:34236kB unevictable:0kB writepending:88kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:22408kB slab_unreclaimable:237644kB kernel_stack:5504kB pagetables:2604kB bounce:0kB free_pcp:900kB local_pcp:292kB free_cma:0kB [ 63.875776] lowmem_reserve[]: 0 0 0 0 [ 63.880144] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 63.895543] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 63.912766] Normal: 318*4kB (UME) 88*8kB (UME) 53*16kB (UME) 62*32kB (UME) 68*64kB (UME) 20*128kB (UM) 6*256kB (UME) 8*512kB (ME) 2*1024kB (ME) 1*2048kB (M) 703*4096kB (M) = 2900936kB [ 63.932017] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 63.940725] 12159 total pagecache pages [ 63.944678] 0 pages in swap cache [ 63.948097] Swap cache stats: add 0, delete 0, find 0/0 [ 63.953456] Free swap = 0kB [ 63.956449] Total swap = 0kB [ 63.959435] 1965979 pages RAM [ 63.962541] 0 pages HighMem/MovableOnly [ 63.966495] 320509 pages reserved [ 63.976433] syz-executor4: vmalloc: allocation failure: 0 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 63.987755] CPU: 0 PID: 7166 Comm: syz-executor4 Not tainted 4.9.78-g68d447c #23 [ 63.995262] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.004585] ffff8801c2fcf948 ffffffff81d943a9 1ffff100385f9f2c ffff8801d97fc800 [ 64.012562] ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c2fcfa58 [ 64.020541] ffffffff81451b82 024000c2c2fcf998 0000000041b58ab3 ffffffff84195325 [ 64.028525] Call Trace: [ 64.031084] [] dump_stack+0xc1/0x128 [ 64.036418] [] warn_alloc+0x212/0x240 [ 64.041837] [] ? zone_watermark_ok_safe+0x280/0x280 [ 64.048471] [] ? avc_has_perm+0xb0/0x4f0 [ 64.054149] [] ? __vmalloc_node_range+0x3e0/0x5f0 [ 64.060613] [] __vmalloc_node_range+0x3f5/0x5f0 [ 64.066902] [] ? check_preemption_disabled+0x3b/0x200 [ 64.073715] [] ? task_has_security+0x130/0x270 [ 64.079923] [] vmalloc+0x5b/0x70 [ 64.084908] [] ? sel_write_load+0x130/0xfd0 [ 64.090848] [] sel_write_load+0x130/0xfd0 [ 64.096617] [] ? get_futex_key+0x1050/0x1050 [ 64.102643] [] ? sel_read_bool+0x250/0x250 [ 64.108503] [] ? do_futex+0x3f8/0x15c0 [ 64.114014] [] ? sel_read_bool+0x250/0x250 [ 64.119868] [] __vfs_write+0x103/0x680 [ 64.125372] [] ? do_iter_readv_writev+0x400/0x400 [ 64.131833] [] ? __might_sleep+0x95/0x1a0 [ 64.137601] [] ? __lock_is_held+0xa1/0xf0 [ 64.143366] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 64.150173] [] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 64.156719] [] ? __sb_start_write+0x14a/0x310 [ 64.162842] [] vfs_write+0x189/0x530 [ 64.168178] [] SyS_pwrite64+0x13f/0x170 [ 64.173770] [] ? SyS_pread64+0x170/0x170 [ 64.179451] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 64.186258] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 64.192807] [] entry_SYSCALL_64_fastpath+0x29/0xe8 [ 64.200256] Mem-Info: [ 64.202700] active_anon:54934 inactive_anon:42 isolated_anon:0 [ 64.202700] active_file:3552 inactive_file:8559 isolated_file:0 [ 64.202700] unevictable:0 dirty:27 writeback:0 unstable:0 [ 64.202700] slab_reclaimable:5604 slab_unreclaimable:59420 [ 64.202700] mapped:24003 shmem:49 pagetables:651 bounce:0 [ 64.202700] free:1474120 free_pcp:419 free_cma:0 [ 64.235911] Node 0 active_anon:219736kB inactive_anon:168kB active_file:14208kB inactive_file:34236kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96012kB dirty:108kB writeback:0kB shmem:196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 86016kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 64.265255] DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 64.294667] lowmem_reserve[]: 0 2908 6410 6410 [ 64.299815] DMA32 free:2980000kB min:30596kB low:38244kB high:45892kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2980760kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB [ 64.331145] lowmem_reserve[]: 0 0 3501 3501 [ 64.336036] Normal free:2900572kB min:36824kB low:46028kB high:55232kB active_anon:219736kB inactive_anon:168kB active_file:14208kB inactive_file:34236kB unevictable:0kB writepending:92kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:22416kB slab_unreclaimable:237680kB kernel_stack:5440kB pagetables:2604kB bounce:0kB free_pcp:908kB local_pcp:636kB free_cma:0kB [ 64.369742] lowmem_reserve[]: 0 0 0 0 [ 64.374122] DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 64.389457] DMA32: 2*4kB (M) 1*8kB (M) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980000kB [ 64.406624] Normal: 225*4kB (UME) 88*8kB (UM) 52*16kB (ME) 64*32kB (UME) 68*64kB (UME) 20*128kB (UM) 6*256kB (UME) 8*512kB (ME) 2*1024kB (ME) 1*2048kB (M) 703*4096kB (M) = 2900612kB [ 64.425620] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 64.434184] 12171 total pagecache pages [ 64.438135] 0 pages in swap cache [ 64.441746] Swap cache stats: add 0, delete 0, find 0/0 [ 64.447086] Free swap = 0kB [ 64.450067] Total swap = 0kB [ 64.453077] 1965979 pages RAM [ 64.456155] 0 pages HighMem/MovableOnly 2018/01/28 06:20:49 executing program 7: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = open(&(0x7f0000002000)='./bus\x00', 0x141042, 0x0) fallocate(r0, 0x0, 0xffff, 0x2) r1 = open(&(0x7f0000c35000)='./file0\x00', 0x0, 0x0) ioctl$TIOCSTI(r0, 0x5412, 0x0) fadvise64(r1, 0x0, 0xb8b3, 0x4) 2018/01/28 06:20:49 executing program 5: mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sndseq(&(0x7f000061a000-0xd)='/dev/snd/seq\x00', 0x0, 0x80001) r1 = epoll_create1(0x80000007bffe) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f00003bc000-0xc)={0x80000024, 0x0}) r2 = syz_open_pts(r0, 0x200000) ioctl$TCXONC(r2, 0x540a, 0x4) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000388000-0x10)='/dev/sequencer2\x00', 0x444, 0x0) pause() r4 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000582000)='/dev/hwrng\x00', 0x220200, 0x0) linkat(r3, &(0x7f000022c000)='./file0\x00', r4, &(0x7f00009c7000)='./file0\x00', 0x400) epoll_pwait(r1, &(0x7f00004a3000-0xc)=[{0x0, 0x0}], 0x1, 0x0, &(0x7f0000f6b000)={0x0}, 0x8) fcntl$dupfd(r3, 0x406, r4) setsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r3, 0x84, 0x7, &(0x7f0000a97000)={0x4}, 0x4) setsockopt$inet_sctp6_SCTP_EVENTS(r3, 0x84, 0xb, &(0x7f000038e000)={0x8000, 0x5, 0xbd, 0x8000000000000000, 0x0, 0xefa, 0x100000000, 0x7, 0x9, 0xffffffffffffc2f4, 0x20f}, 0xb) ioctl$SNDRV_SEQ_IOCTL_PVERSION(r3, 0x80045300, &(0x7f0000e8a000)=0x0) 2018/01/28 06:20:49 executing program 0: r0 = socket$inet(0x2, 0xa, 0x2) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000411000)={0x0, @in={{0x2, 0x3, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x46, 0x5, 0x4, 0x235, 0x80}, &(0x7f0000bc7000)=0xa0) mmap(&(0x7f0000000000/0x1000)=nil, 0x1000, 0x3, 0x32, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0xf, &(0x7f0000eb6000)={r1, @in={{0x2, 0x2, @local={0xac, 0x14, 0x0, 0xaa}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x4, 0x6, 0x54, 0x80000000, 0x81}, &(0x7f0000001000-0x4)=0xa0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x3, 0x32, 0xffffffffffffffff, 0x0) r3 = socket$inet(0x2, 0x1, 0x0) r4 = dup(r3) ioctl$VT_GETMODE(r4, 0x5601, &(0x7f0000315000-0x8)={0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$inet_tcp_int(r4, 0x6, 0x2, &(0x7f0000b10000)=0xc2, 0x6677bbc4) bind$inet(r3, &(0x7f00000f1000-0x10)={0x2, 0x3, @multicast2=0xe0000002, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r3, 0x6, 0x1d, &(0x7f0000993000)={0x0, 0x4, 0x40, 0x1000, 0x0}, 0x14) setsockopt$SO_ATTACH_FILTER(r4, 0x1, 0x1a, &(0x7f0000e9c000-0x10)={0x1, &(0x7f0000f07000)=[{0x6, 0x0, 0x0, 0x101}]}, 0x10) connect$inet(r0, &(0x7f0000987000)={0x2, 0x3, @empty=0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendto(r4, &(0x7f0000b19000)="e5", 0x1, 0x0, &(0x7f0000df4000-0x6)=@hci={0x1f, 0x0, 0x0}, 0x6) sendto$inet(r3, &(0x7f0000290000-0xb2)="ac", 0x1, 0x0, &(0x7f000049b000)={0x2, 0xffffffffffffffff, @remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, 0x10) sendmsg$nl_xfrm(r4, &(0x7f0000f1c000)={&(0x7f0000834000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f00007fb000-0x10)={&(0x7f0000687000)=@acquire={0x170, 0x17, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, {{@in=@loopback=0x7f000001, 0xffffffffffffffff, 0x0}, @in=@multicast1=0xe0000001, {@in=@remote={0xac, 0x14, 0xffffffffffffffff, 0xbb}, @in=@empty=0x0, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {{@in=@multicast1=0xe0000001, @in6=@mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x1}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, {0x0, 0x0, 0x0, 0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0}, 0x0, 0x0, 0x0, 0xffffffffffffffff}, [@algo_comp={0x48, 0x3, {{'deflate\x00'}, 0x0, ""}}]}, 0x170}, 0x1, 0x0, 0x0, 0x0}, 0x0) sendmsg$nl_xfrm(r4, &(0x7f0000a32000-0x38)={&(0x7f00002a4000)={0x10, 0x0, 0x0, 0x0}, 0xc, &(0x7f0000c0a000-0x10)={&(0x7f0000644000-0x1a0)=@updsa={0xa6, 0x1a, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, {{@in6=@dev={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x