360] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 237.522363] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 237.535671] CPU: 0 PID: 9995 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 237.543844] 0 pages HighMem/MovableOnly [ 237.546561] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 237.550460] 335847 pages reserved [ 237.554732] Call Trace: [ 237.559591] Node 0 [ 237.563518] dump_stack+0xf7/0x13b [ 237.568615] 0 pages cma reserved [ 237.572632] warn_alloc.cold.110+0xa2/0x1be [ 237.578180] DMA: [ 237.582983] ? zone_watermark_ok_safe+0x260/0x260 [ 237.586761] 19*4kB [ 237.591666] ? usleep_range+0x120/0x120 [ 237.591673] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 237.591682] ? call_timer_fn+0x570/0x570 [ 237.591690] ? unreserve_highatomic_pageblock+0x315/0x450 [ 237.591701] __alloc_pages_slowpath+0x2052/0x2650 [ 237.595571] Out of memory: Kill process 10193 (syz-executor.2) score 1000 or sacrifice child [ 237.597701] ? warn_alloc+0x100/0x100 [ 237.597708] ? get_page_from_freelist+0x26e/0x23b0 [ 237.597720] ? __might_sleep+0x93/0xb0 [ 237.602382] Killed process 10195 (syz-executor.2) total-vm:40148kB, anon-rss:2168kB, file-rss:0kB, shmem-rss:0kB [ 237.605808] __alloc_pages_nodemask+0x60d/0x770 [ 237.610872] (UM) [ 237.616197] ? __alloc_pages_slowpath+0x2650/0x2650 [ 237.620904] 14*8kB [ 237.624294] ? wait_for_completion+0x440/0x440 [ 237.628618] (UME) [ 237.631598] alloc_pages_current+0xd6/0x1b0 [ 237.635981] 15*16kB [ 237.638991] ion_page_pool_alloc+0x102/0x180 [ 237.638998] ion_system_heap_allocate+0x14e/0x930 [ 237.639003] ? do_raw_spin_unlock+0x16a/0x250 [ 237.639011] ? ion_system_heap_free+0x270/0x270 [ 237.643829] (UME) [ 237.648308] ion_alloc+0x27f/0x770 [ 237.648318] ? ion_dma_buf_release+0x40/0x40 [ 237.648327] ? kasan_check_write+0x14/0x20 [ 237.652970] 17*32kB [ 237.656490] ion_ioctl+0xe2/0x1b6 [ 237.660897] (UME) [ 237.665105] ? ion_alloc.cold.15+0x32/0x32 [ 237.668556] 11*64kB [ 237.672757] do_vfs_ioctl+0x180/0xfb0 [ 237.676538] (UME) [ 237.679986] ? __fget+0x1ad/0x2f0 [ 237.679993] ? ioctl_preallocate+0x1a0/0x1a0 [ 237.680001] ? __fget+0x1ca/0x2f0 [ 237.680012] ? security_file_ioctl+0x6a/0xa0 [ 237.681717] warn_alloc_show_mem: 2 callbacks suppressed [ 237.681719] Mem-Info: [ 237.686102] ? SyS_clock_settime+0x1a0/0x1a0 [ 237.689217] active_anon:6555 inactive_anon:6061 isolated_anon:0 [ 237.689217] active_file:13 inactive_file:14 isolated_file:3 [ 237.689217] unevictable:0 dirty:2 writeback:0 unstable:0 [ 237.689217] slab_reclaimable:11300 slab_unreclaimable:118358 [ 237.689217] mapped:1451 shmem:6244 pagetables:465 bounce:0 [ 237.689217] free:13816 free_pcp:0 free_cma:0 [ 237.692614] ? security_file_ioctl+0x6a/0xa0 [ 237.692622] SyS_ioctl+0x74/0x80 [ 237.695704] Node 0 active_anon:26016kB inactive_anon:16048kB active_file:48kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):12kB mapped:12kB dirty:8kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 237.700090] ? do_vfs_ioctl+0xfb0/0xfb0 [ 237.700096] do_syscall_64+0x1c7/0x5b0 [ 237.700101] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 237.700110] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 237.700116] RIP: 0033:0x45c4a9 [ 237.704509] 6*128kB [ 237.708880] RSP: 002b:00007ff743001c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 237.708887] RAX: ffffffffffffffda RBX: 00007ff7430026d4 RCX: 000000000045c4a9 [ 237.708890] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 237.708893] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 237.708896] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 237.708898] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 238.147556] Node 1 active_anon:204kB inactive_anon:8196kB active_file:8kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:5792kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 238.198191] oom_reaper: reaped process 10195 (syz-executor.2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 238.277609] Node 0 DMA free:10704kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 238.377549] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 238.382660] Node 0 DMA32 free:346956kB min:36384kB low:45480kB high:54576kB active_anon:23912kB inactive_anon:16048kB active_file:48kB inactive_file:1132kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7072kB pagetables:1812kB bounce:0kB free_pcp:1408kB local_pcp:716kB free_cma:0kB [ 238.412617] lowmem_reserve[]: 0 0 0 0 0 [ 238.441556] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 238.534070] lowmem_reserve[]: 0 0 0 0 0 [ 238.539188] Node 1 Normal free:625260kB min:53504kB low:66880kB high:80256kB active_anon:204kB inactive_anon:8196kB active_file:8kB inactive_file:16kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:32kB bounce:0kB free_pcp:1396kB local_pcp:736kB free_cma:0kB [ 238.589420] lowmem_reserve[]: 0 0 0 0 0 [ 238.593497] Node 0 DMA: 13*4kB (UM) 19*8kB (UME) 18*16kB (UME) 18*32kB (UME) 14*64kB (UME) 9*128kB (UME) 3*256kB (UE) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 12076kB [ 238.622989] Node 0 DMA32: 12384*4kB (UE) 7769*8kB (UME) 5946*16kB (UME) 2838*32kB (UME) 2001*64kB (UM) 273*128kB (UM) 69*256kB (UM) 16*512kB (UM) 5*1024kB (UM) 1*2048kB (M) 0*4096kB = 493672kB [ 238.640556] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 238.647186] device bridge_slave_1 entered promiscuous mode [ 238.651399] Node 1 Normal: 19993*4kB (UM) 6784*8kB (UM) 3236*16kB (UM) 2468*32kB (UM) 2695*64kB (UM) 637*128kB (UM) 153*256kB (U) 20*512kB (U) 76*1024kB (UM) 0*2048kB 0*4096kB = 646244kB [ 238.674607] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 238.683707] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 238.692658] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 238.701675] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 238.719445] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 238.730504] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 238.738248] 7414 total pagecache pages [ 238.746569] 0 pages in swap cache [ 238.753930] Swap cache stats: add 0, delete 0, find 0/0 [ 238.760639] Free swap = 0kB [ 238.763717] Total swap = 0kB [ 238.766767] 1965979 pages RAM [ 238.770113] 0 pages HighMem/MovableOnly [ 238.777779] 335847 pages reserved [ 238.781292] 0 pages cma reserved [ 238.786373] (UME) 3*256kB (UE) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10380kB [ 238.817932] Node 0 DMA32: 8212*4kB (UE) 7251*8kB (UME) 5919*16kB (UE) 2822*32kB (UME) 2022*64kB (UM) 285*128kB (UM) 69*256kB (UM) 16*512kB (UM) 5*1024kB (UM) 1*2048kB (M) 0*4096kB = 474776kB [ 238.826094] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 238.838804] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 238.868211] Node 1 Normal: 19821*4kB (UM) 6771*8kB (UM) 3257*16kB (UM) 2473*32kB (UM) 2711*64kB (UM) 639*128kB (UM) 154*256kB (U) 20*512kB (U) 76*1024kB (UM) 0*2048kB 0*4096kB = 647484kB [ 238.888247] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 238.923278] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 238.930954] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 238.930960] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 238.930963] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 238.930967] 7562 total pagecache pages [ 238.930975] 0 pages in swap cache [ 238.930978] Swap cache stats: add 0, delete 0, find 0/0 [ 238.930981] Free swap = 0kB [ 238.930983] Total swap = 0kB [ 238.930988] 1965979 pages RAM [ 238.930991] 0 pages HighMem/MovableOnly [ 238.930994] 335847 pages reserved [ 238.930996] 0 pages cma reserved [ 239.173947] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 239.181920] team0: Port device team_slave_0 added [ 239.206621] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 239.228907] team0: Port device team_slave_1 added [ 239.354527] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 239.382108] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 239.477386] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 239.775228] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 239.785262] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 239.839670] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 239.872430] kworker/1:2 invoked oom-killer: gfp_mask=0x14142c0(GFP_KERNEL|__GFP_NOWARN|__GFP_COMP|__GFP_NOMEMALLOC), nodemask=(null), order=1, oom_score_adj=0 [ 239.927633] kworker/1:2 cpuset=/ mems_allowed=0-1 [ 239.977347] CPU: 1 PID: 2718 Comm: kworker/1:2 Not tainted 4.14.175-syzkaller #0 [ 239.984923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 239.994286] Workqueue: events linkwatch_event [ 239.998779] Call Trace: [ 240.001366] dump_stack+0xf7/0x13b [ 240.004906] dump_header+0x160/0x63f [ 240.008629] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 240.013731] ? ___ratelimit+0x243/0x519 [ 240.017702] ? do_raw_spin_unlock+0x16a/0x250 [ 240.022305] oom_kill_process.cold.24+0xb/0xa1a [ 240.026980] ? out_of_memory+0x7f9/0x1030 [ 240.031138] ? lock_downgrade+0x7f0/0x7f0 [ 240.035287] out_of_memory+0x2b0/0x1030 [ 240.039262] ? oom_killer_disable+0x1a0/0x1a0 [ 240.043757] ? __alloc_pages_slowpath+0xb69/0x2650 [ 240.048686] __alloc_pages_slowpath+0x1ef3/0x2650 [ 240.053551] ? warn_alloc+0x100/0x100 [ 240.057346] ? get_page_from_freelist+0x9ee/0x23b0 [ 240.062272] ? __might_sleep+0x93/0xb0 [ 240.066154] __alloc_pages_nodemask+0x60d/0x770 [ 240.070821] ? __alloc_pages_slowpath+0x2650/0x2650 [ 240.075832] ? cache_grow_begin+0x331/0x3f0 [ 240.080156] cache_grow_begin+0x80/0x3f0 [ 240.084213] fallback_alloc+0x203/0x2c0 [ 240.088226] ____cache_alloc_node+0x1c7/0x1e0 [ 240.092721] kmem_cache_alloc_node_trace+0xe7/0x780 [ 240.097738] __kmalloc_node_track_caller+0x3c/0x70 [ 240.102662] __kmalloc_reserve.isra.38+0x2c/0xc0 [ 240.107410] __alloc_skb+0xc1/0x500 [ 240.111032] ? skb_trim+0x160/0x160 [ 240.114651] ? if_nlmsg_size+0x2d9/0x6f0 [ 240.118708] rtmsg_ifinfo_build_skb+0x68/0x120 [ 240.123285] rtmsg_ifinfo_event.part.27+0x16/0xb0 [ 240.128122] rtmsg_ifinfo+0x4a/0x70 [ 240.131744] netdev_state_change+0xc9/0xe0 [ 240.135982] ? dev_valid_name+0x1c0/0x1c0 [ 240.140121] ? __local_bh_enable_ip+0x9c/0x180 [ 240.144704] ? _raw_write_unlock_bh+0x30/0x40 [ 240.149202] linkwatch_do_dev+0x72/0xc0 [ 240.153171] __linkwatch_run_queue+0x23f/0x450 [ 240.157740] ? linkwatch_schedule_work+0xf0/0xf0 [ 240.162508] linkwatch_event+0x3e/0x50 [ 240.166425] process_one_work+0x79e/0x16c0 [ 240.170672] ? pwq_dec_nr_in_flight+0x2b0/0x2b0 [ 240.175337] worker_thread+0xcc/0xee0 [ 240.179146] kthread+0x338/0x400 [ 240.182511] ? process_one_work+0x16c0/0x16c0 [ 240.187011] ? kthread_create_on_node+0xa0/0xa0 [ 240.192643] ret_from_fork+0x24/0x30 [ 240.196759] Mem-Info: [ 240.199215] active_anon:6554 inactive_anon:6062 isolated_anon:0 [ 240.199215] active_file:9 inactive_file:13 isolated_file:0 [ 240.199215] unevictable:0 dirty:0 writeback:0 unstable:0 [ 240.199215] slab_reclaimable:11286 slab_unreclaimable:118220 [ 240.199215] mapped:1494 shmem:6244 pagetables:462 bounce:0 [ 240.199215] free:250868 free_pcp:167 free_cma:0 [ 240.232159] Node 0 active_anon:26012kB inactive_anon:16052kB active_file:28kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:20kB dirty:0kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 240.317324] Node 1 active_anon:204kB inactive_anon:8196kB active_file:8kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:5956kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 240.427359] Node 0 DMA free:10556kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 240.453915] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 240.487256] Node 0 DMA32 free:44880kB min:36384kB low:45480kB high:54576kB active_anon:26008kB inactive_anon:16052kB active_file:588kB inactive_file:3468kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7168kB pagetables:1800kB bounce:0kB free_pcp:860kB local_pcp:156kB free_cma:0kB [ 240.597392] lowmem_reserve[]: 0 0 0 0 0 [ 240.601444] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 240.687238] lowmem_reserve[]: 0 0 0 0 0 [ 240.691276] Node 1 Normal free:301228kB min:53504kB low:66880kB high:80256kB active_anon:204kB inactive_anon:8196kB active_file:108kB inactive_file:816kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:128kB pagetables:32kB bounce:0kB free_pcp:268kB local_pcp:152kB free_cma:0kB [ 240.767250] lowmem_reserve[]: 0 0 0 0 0 [ 240.771282] Node 0 DMA: 2*4kB (UM) 2*8kB (ME) 9*16kB (UME) 18*32kB (UME) 9*64kB (UME) 8*128kB (UME) 4*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10536kB [ 240.807224] Node 0 DMA32: 365*4kB (UME) 210*8kB (UME) 71*16kB (UME) 36*32kB (UME) 11*64kB (ME) 8*128kB (UM) 6*256kB (UM) 54*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 36340kB [ 240.824037] syz-executor.3: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 240.854941] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 240.867982] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 240.882979] CPU: 1 PID: 10409 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 240.890878] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 240.900217] Call Trace: [ 240.902893] dump_stack+0xf7/0x13b [ 240.906426] warn_alloc.cold.110+0xa2/0x1be [ 240.910737] ? zone_watermark_ok_safe+0x260/0x260 [ 240.915565] ? __alloc_pages_direct_compact+0xc2/0x330 [ 240.920822] __alloc_pages_slowpath+0x2052/0x2650 [ 240.925646] ? trace_hardirqs_off+0x10/0x10 [ 240.929948] ? warn_alloc+0x100/0x100 [ 240.933733] ? get_page_from_freelist+0x9ee/0x23b0 [ 240.938651] ? __might_sleep+0x93/0xb0 [ 240.942517] __alloc_pages_nodemask+0x60d/0x770 [ 240.947185] ? trace_hardirqs_off+0x10/0x10 [ 240.951487] ? __alloc_pages_slowpath+0x2650/0x2650 [ 240.956483] ? wait_for_completion+0x440/0x440 [ 240.961062] alloc_pages_current+0xd6/0x1b0 [ 240.965365] ion_page_pool_alloc+0x102/0x180 [ 240.969754] ion_system_heap_allocate+0x14e/0x930 [ 240.974575] ? ion_system_heap_free+0x270/0x270 [ 240.979227] ion_alloc+0x216/0x770 [ 240.982762] ? ion_dma_buf_release+0x40/0x40 [ 240.987154] ? kasan_check_write+0x14/0x20 [ 240.991381] ion_ioctl+0xe2/0x1b6 [ 240.994811] ? ion_alloc.cold.15+0x32/0x32 [ 240.999026] do_vfs_ioctl+0x180/0xfb0 [ 241.002805] ? __fget+0x1ad/0x2f0 [ 241.006236] ? ioctl_preallocate+0x1a0/0x1a0 [ 241.010891] ? __fget+0x1ca/0x2f0 [ 241.014345] ? security_file_ioctl+0x6a/0xa0 [ 241.018749] ? SyS_clock_settime+0x1a0/0x1a0 [ 241.023154] ? security_file_ioctl+0x6a/0xa0 [ 241.027555] SyS_ioctl+0x74/0x80 [ 241.030917] ? do_vfs_ioctl+0xfb0/0xfb0 [ 241.034875] do_syscall_64+0x1c7/0x5b0 [ 241.038754] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 241.043583] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 241.048766] RIP: 0033:0x45c4a9 [ 241.051949] RSP: 002b:00007f73b8dcdc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 241.059636] RAX: ffffffffffffffda RBX: 00007f73b8dce6d4 RCX: 000000000045c4a9 [ 241.066882] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 241.074129] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 241.081386] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 241.088837] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 241.115051] Node 1 Normal: 30*4kB (UM) 8*8kB (M) 4*16kB (UM) 4*32kB (M) 1*64kB (M) 2*128kB (UM) 2*256kB (UM) 50*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 26808kB [ 241.134617] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 241.136931] warn_alloc_show_mem: 1 callbacks suppressed [ 241.136934] Mem-Info: [ 241.143587] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 241.153192] active_anon:6557 inactive_anon:6062 isolated_anon:0 [ 241.153192] active_file:42 inactive_file:24 isolated_file:1 [ 241.153192] unevictable:0 dirty:0 writeback:0 unstable:0 [ 241.153192] slab_reclaimable:11286 slab_unreclaimable:118275 [ 241.153192] mapped:1534 shmem:6244 pagetables:462 bounce:0 [ 241.153192] free:13772 free_pcp:547 free_cma:0 [ 241.160297] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 241.193117] Node 0 active_anon:26012kB inactive_anon:16052kB active_file:140kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:80kB dirty:0kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 241.205764] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 241.237953] 6307 total pagecache pages [ 241.241836] 0 pages in swap cache [ 241.245362] Swap cache stats: add 0, delete 0, find 0/0 [ 241.250787] Free swap = 0kB [ 241.253813] Total swap = 0kB [ 241.256997] 1965979 pages RAM [ 241.260127] 0 pages HighMem/MovableOnly [ 241.264108] 335847 pages reserved [ 241.267617] 0 pages cma reserved [ 241.270987] Out of memory: Kill process 10404 (syz-executor.3) score 1000 or sacrifice child [ 241.279934] Killed process 10409 (syz-executor.3) total-vm:40148kB, anon-rss:2172kB, file-rss:0kB, shmem-rss:0kB [ 241.285150] Node 1 active_anon:216kB inactive_anon:8196kB active_file:28kB inactive_file:80kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6056kB dirty:24kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 241.322032] Node 0 DMA free:10376kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 241.348587] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 241.353623] Node 0 DMA32 free:17636kB min:36384kB low:45480kB high:54576kB active_anon:26012kB inactive_anon:16048kB active_file:396kB inactive_file:224kB unevictable:0kB writepending:8kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7104kB pagetables:1812kB bounce:0kB free_pcp:872kB local_pcp:824kB free_cma:0kB [ 241.385323] lowmem_reserve[]: 0 0 0 0 0 [ 241.389443] oom_reaper: reaped process 10409 (syz-executor.3), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 241.397242] syz-executor.5: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 241.408307] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 241.411284] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 241.441175] lowmem_reserve[]: 0 0 0 0 0 [ 241.445609] Node 1 Normal free:26744kB min:53504kB low:66880kB high:80256kB active_anon:216kB inactive_anon:8196kB active_file:36kB inactive_file:20kB unevictable:0kB writepending:28kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:128kB pagetables:32kB bounce:0kB free_pcp:128kB local_pcp:8kB free_cma:0kB [ 241.445825] CPU: 0 PID: 9998 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 241.474249] lowmem_reserve[]: [ 241.481770] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 241.481773] Call Trace: [ 241.481788] dump_stack+0xf7/0x13b [ 241.481797] warn_alloc.cold.110+0xa2/0x1be [ 241.484876] 0 [ 241.494232] ? zone_watermark_ok_safe+0x260/0x260 [ 241.494239] ? usleep_range+0x120/0x120 [ 241.494246] ? get_page_from_freelist+0x26e/0x23b0 [ 241.494254] ? call_timer_fn+0x570/0x570 [ 241.494266] __alloc_pages_slowpath+0x2052/0x2650 [ 241.494281] ? warn_alloc+0x100/0x100 [ 241.496841] 0 [ 241.500375] ? get_page_from_freelist+0x26e/0x23b0 [ 241.500389] ? __might_sleep+0x93/0xb0 [ 241.500397] __alloc_pages_nodemask+0x60d/0x770 [ 241.500405] ? __alloc_pages_slowpath+0x2650/0x2650 [ 241.504709] 0 [ 241.506500] ? wait_for_completion+0x440/0x440 [ 241.511343] 0 [ 241.515281] alloc_pages_current+0xd6/0x1b0 [ 241.520206] 0 [ 241.524236] ion_page_pool_alloc+0x102/0x180 [ 241.532843] ion_system_heap_allocate+0x14e/0x930 [ 241.534621] Node 0 [ 241.539526] ? do_raw_spin_unlock+0x16a/0x250 [ 241.539533] ? ion_system_heap_free+0x270/0x270 [ 241.539544] ion_alloc+0x27f/0x770 [ 241.543406] DMA: [ 241.548065] ? ion_dma_buf_release+0x40/0x40 [ 241.548074] ? kasan_check_write+0x14/0x20 [ 241.548081] ion_ioctl+0xe2/0x1b6 [ 241.553086] 2*4kB [ 241.554873] ? ion_alloc.cold.15+0x32/0x32 [ 241.559542] (UM) [ 241.561318] do_vfs_ioctl+0x180/0xfb0 [ 241.565774] 2*8kB (ME) [ 241.567586] ? __fget+0x1ad/0x2f0 [ 241.567594] ? ioctl_preallocate+0x1a0/0x1a0 [ 241.567602] ? __fget+0x1ca/0x2f0 [ 241.567613] ? security_file_ioctl+0x6a/0xa0 [ 241.567619] ? SyS_clock_settime+0x1a0/0x1a0 [ 241.567625] ? security_file_ioctl+0x6a/0xa0 [ 241.572027] 3*16kB [ 241.576868] SyS_ioctl+0x74/0x80 [ 241.579126] (UME) [ 241.583583] ? do_vfs_ioctl+0xfb0/0xfb0 [ 241.588276] 16*32kB [ 241.591761] do_syscall_64+0x1c7/0x5b0 [ 241.593794] (UME) [ 241.598183] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 241.598194] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 241.598199] RIP: 0033:0x45c4a9 [ 241.598202] RSP: 002b:00007ff742fe0c78 EFLAGS: 00000246 [ 241.602427] 9*64kB [ 241.605864] ORIG_RAX: 0000000000000010 [ 241.608056] (UME) [ 241.612223] RAX: ffffffffffffffda RBX: 00007ff742fe16d4 RCX: 000000000045c4a9 [ 241.614266] 8*128kB [ 241.618047] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 241.618050] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 241.618053] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 241.618056] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 241.837316] (UME) 4*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10376kB [ 241.857236] Node 0 DMA32: 3735*4kB (UME) 403*8kB (UME) 251*16kB (UME) 124*32kB (UME) 2062*64kB (UME) 522*128kB (UM) 110*256kB (UM) 47*512kB (UM) 37*1024kB (U) 9*2048kB (UM) 0*4096kB = 333476kB [ 241.997094] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 242.017132] Node 1 Normal: 6796*4kB (UM) 2959*8kB (UM) 279*16kB (UM) 780*32kB (UM) 3062*64kB (UM) 271*128kB (UM) 190*256kB (UM) 92*512kB (UM) 196*1024kB (U) 18*2048kB (U) 1*4096kB (U) = 648344kB [ 242.077140] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 242.086023] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 242.094688] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 242.107126] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 242.115722] 6273 total pagecache pages [ 242.119658] 0 pages in swap cache [ 242.123101] Swap cache stats: add 0, delete 0, find 0/0 [ 242.137069] Free swap = 0kB [ 242.140105] Total swap = 0kB [ 242.157086] 1965979 pages RAM [ 242.160221] 0 pages HighMem/MovableOnly [ 242.164187] 335847 pages reserved [ 242.217077] 0 pages cma reserved 2020/04/08 19:21:38 executed programs: 70 [ 242.433156] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 242.482494] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 242.492772] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 242.620534] device hsr_slave_0 entered promiscuous mode [ 242.657278] device hsr_slave_1 entered promiscuous mode [ 242.697685] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 242.716344] 8021q: adding VLAN 0 to HW filter on device bond0 [ 242.738457] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 242.774677] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 242.797788] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 242.804487] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 242.817599] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 242.848856] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 242.856809] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 242.874267] device bridge_slave_1 left promiscuous mode [ 242.880030] bridge0: port 2(bridge_slave_1) entered disabled state [ 242.957723] device bridge_slave_0 left promiscuous mode [ 242.963271] bridge0: port 1(bridge_slave_0) entered disabled state [ 243.008309] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 243.029981] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 243.045938] CPU: 1 PID: 10418 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 243.053853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 243.063199] Call Trace: [ 243.065777] dump_stack+0xf7/0x13b [ 243.069301] warn_alloc.cold.110+0xa2/0x1be [ 243.073603] ? zone_watermark_ok_safe+0x260/0x260 [ 243.078444] ? __alloc_pages_direct_compact+0xc2/0x330 [ 243.083739] __alloc_pages_slowpath+0x2052/0x2650 [ 243.088564] ? trace_hardirqs_off+0x10/0x10 [ 243.092877] ? warn_alloc+0x100/0x100 [ 243.096666] ? get_page_from_freelist+0x9ee/0x23b0 [ 243.101587] ? __might_sleep+0x93/0xb0 [ 243.105459] __alloc_pages_nodemask+0x60d/0x770 [ 243.110109] ? retint_kernel+0x2d/0x2d [ 243.113989] ? __alloc_pages_slowpath+0x2650/0x2650 [ 243.118988] ? wait_for_completion+0x440/0x440 [ 243.123557] ? policy_node+0xb3/0x100 [ 243.127336] alloc_pages_current+0xd6/0x1b0 [ 243.131657] ion_page_pool_alloc+0x102/0x180 [ 243.136047] ion_system_heap_allocate+0x14e/0x930 [ 243.140959] ? ion_system_heap_free+0x270/0x270 [ 243.145608] ion_alloc+0x216/0x770 [ 243.149139] ? ion_dma_buf_release+0x40/0x40 [ 243.153564] ? kasan_check_write+0x14/0x20 [ 243.157803] ion_ioctl+0xe2/0x1b6 [ 243.161241] ? ion_alloc.cold.15+0x32/0x32 [ 243.165476] do_vfs_ioctl+0x180/0xfb0 [ 243.169275] ? __fget+0x1ad/0x2f0 [ 243.172714] ? ioctl_preallocate+0x1a0/0x1a0 [ 243.177105] ? __fget+0x1ca/0x2f0 [ 243.180550] ? security_file_ioctl+0x6a/0xa0 [ 243.185231] ? SyS_clock_settime+0x1a0/0x1a0 [ 243.189622] ? security_file_ioctl+0x6a/0xa0 [ 243.194013] SyS_ioctl+0x74/0x80 [ 243.197364] ? do_vfs_ioctl+0xfb0/0xfb0 [ 243.201328] do_syscall_64+0x1c7/0x5b0 [ 243.205205] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 243.210033] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 243.215211] RIP: 0033:0x45c4a9 [ 243.218378] RSP: 002b:00007ff743001c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 243.226066] RAX: ffffffffffffffda RBX: 00007ff7430026d4 RCX: 000000000045c4a9 [ 243.233315] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 243.240583] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 243.247847] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 243.255104] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 243.272743] rs:main Q:Reg invoked oom-killer: gfp_mask=0x1c200ca(GFP_HIGHUSER_MOVABLE|__GFP_WRITE), nodemask=(null), order=0, oom_score_adj=0 [ 243.295828] rs:main Q:Reg cpuset=/ mems_allowed=0-1 [ 243.306678] warn_alloc_show_mem: 1 callbacks suppressed [ 243.306681] Mem-Info: [ 243.314797] active_anon:6556 inactive_anon:6061 isolated_anon:0 [ 243.314797] active_file:488 inactive_file:521 isolated_file:56 [ 243.314797] unevictable:0 dirty:28 writeback:0 unstable:0 [ 243.314797] slab_reclaimable:11308 slab_unreclaimable:118673 [ 243.314797] mapped:2486 shmem:6244 pagetables:465 bounce:0 [ 243.314797] free:13667 free_pcp:15 free_cma:0 [ 243.321234] CPU: 0 PID: 5947 Comm: rs:main Q:Reg Not tainted 4.14.175-syzkaller #0 [ 243.348839] Node 0 active_anon:26020kB inactive_anon:16048kB active_file:1688kB inactive_file:1768kB unevictable:0kB isolated(anon):0kB isolated(file):224kB mapped:3492kB dirty:112kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 243.355662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 243.355667] Call Trace: [ 243.355681] dump_stack+0xf7/0x13b [ 243.355690] dump_header+0x160/0x63f [ 243.355697] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 243.355705] ? ___ratelimit+0x243/0x519 [ 243.383951] Node 1 active_anon:204kB inactive_anon:8196kB active_file:44kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6052kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 243.393203] ? do_raw_spin_unlock+0x16a/0x250 [ 243.393215] oom_kill_process.cold.24+0xb/0xa1a [ 243.393219] ? out_of_memory+0x7f9/0x1030 [ 243.393225] ? lock_downgrade+0x7f0/0x7f0 [ 243.393234] out_of_memory+0x2b0/0x1030 [ 243.393242] ? oom_killer_disable+0x1a0/0x1a0 [ 243.393250] ? __alloc_pages_slowpath+0xb69/0x2650 [ 243.393256] __alloc_pages_slowpath+0x1ef3/0x2650 [ 243.393271] ? warn_alloc+0x100/0x100 [ 243.395888] Node 0 [ 243.399372] ? get_page_from_freelist+0x26e/0x23b0 [ 243.399385] ? __might_sleep+0x93/0xb0 [ 243.399393] __alloc_pages_nodemask+0x60d/0x770 [ 243.399401] ? __alloc_pages_slowpath+0x2650/0x2650 [ 243.399408] ? find_get_entry+0xd7/0x5a0 [ 243.403148] DMA free:10372kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 243.408220] ? lock_downgrade+0x7f0/0x7f0 [ 243.408227] ? radix_tree_lookup_slot+0x55/0x90 [ 243.408236] alloc_pages_current+0xd6/0x1b0 [ 243.408243] __page_cache_alloc+0x1da/0x330 [ 243.408251] pagecache_get_page+0x129/0x7c0 [ 243.408259] grab_cache_page_write_begin+0x55/0x90 [ 243.408268] ? rcu_read_lock_sched_held+0x108/0x120 [ 243.412280] lowmem_reserve[]: [ 243.439040] ext4_da_write_begin+0x243/0xd30 [ 243.439056] ? ext4_write_begin+0x10e0/0x10e0 [ 243.439064] ? balance_dirty_pages_ratelimited+0x751/0x14e0 [ 243.439072] generic_perform_write+0x271/0x450 [ 243.439077] ? __mark_inode_dirty+0x58c/0xe80 [ 243.439085] ? page_endio+0x430/0x430 [ 243.439090] ? file_update_time+0x22d/0x360 [ 243.439095] ? current_time+0xa0/0xa0 [ 243.439103] ? lock_acquire+0x173/0x400 [ 243.443634] 0 [ 243.448231] ? ext4_file_write_iter+0x1db/0xe40 [ 243.448239] __generic_file_write_iter+0x201/0x580 [ 243.448247] ext4_file_write_iter+0x27a/0xe40 [ 243.448253] ? find_held_lock+0x36/0x1d0 [ 243.448259] ? ext4_file_mmap+0x260/0x260 [ 243.448268] ? trace_hardirqs_on+0x10/0x10 [ 243.452449] 2570 [ 243.456545] ? trace_hardirqs_off+0x10/0x10 [ 243.456554] __vfs_write+0x413/0x840 [ 243.456559] ? trace_hardirqs_off+0x10/0x10 [ 243.456565] ? kernel_read+0x130/0x130 [ 243.460607] 2570 [ 243.465016] ? __lock_is_held+0xb5/0x140 [ 243.465036] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 243.465045] ? __sb_start_write+0x1f3/0x2a0 [ 243.470033] 2570 [ 243.474807] vfs_write+0x150/0x4f0 [ 243.474817] SyS_write+0x100/0x250 [ 243.474823] ? SyS_read+0x250/0x250 [ 243.474831] ? do_syscall_64+0x4c/0x5b0 [ 243.474838] ? SyS_read+0x250/0x250 [ 243.478703] 2570 [ 243.480862] do_syscall_64+0x1c7/0x5b0 [ 243.480869] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 243.480881] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 243.480887] RIP: 0033:0x7f420ade31cd [ 243.489686] RSP: 002b:00007f4203ffe590 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 243.489694] RAX: ffffffffffffffda RBX: 00007f41f40233e0 RCX: 00007f420ade31cd [ 243.489696] RDX: 0000000000000f3b RSI: 00007f41f40233e0 RDI: 0000000000000006 [ 243.489699] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 243.489702] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f41f4023160 [ 243.489704] R13: 00007f4203ffe5b0 R14: 0000559d1ce53360 R15: 0000000000000f3b [ 243.498682] Mem-Info: [ 243.501854] Node 0 [ 243.503678] active_anon:6556 inactive_anon:6061 isolated_anon:0 [ 243.503678] active_file:433 inactive_file:447 isolated_file:56 [ 243.503678] unevictable:0 dirty:28 writeback:0 unstable:0 [ 243.503678] slab_reclaimable:11308 slab_unreclaimable:118673 [ 243.503678] mapped:2386 shmem:6244 pagetables:465 bounce:0 [ 243.503678] free:13646 free_pcp:0 free_cma:0 [ 243.561010] DMA32 free:17636kB min:36384kB low:45480kB high:54576kB active_anon:26016kB inactive_anon:16048kB active_file:1824kB inactive_file:1424kB unevictable:0kB writepending:112kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7200kB pagetables:1824kB bounce:0kB free_pcp:0kB local_pcp:684kB free_cma:0kB [ 243.568138] Node 0 active_anon:26020kB inactive_anon:16048kB active_file:1416kB inactive_file:1196kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:2692kB dirty:112kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 243.578701] lowmem_reserve[]: 0 0 0 0 0 [ 243.578717] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 243.578728] lowmem_reserve[]: 0 0 0 0 0 [ 243.578743] Node 1 Normal free:26576kB min:53504kB low:66880kB high:80256kB active_anon:204kB inactive_anon:8196kB active_file:44kB inactive_file:20kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:20kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 243.578753] lowmem_reserve[]: 0 0 0 0 0 [ 243.578768] Node 0 DMA: 1*4kB (M) 2*8kB (ME) 3*16kB (UME) 2*32kB (ME) 14*64kB (UME) 7*128kB (UME) 5*256kB (UME) [ 243.585695] Node 1 active_anon:204kB inactive_anon:8196kB active_file:44kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6052kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 243.610325] 2*512kB [ 243.619686] Node 0 [ 243.643051] (ME) [ 243.653375] DMA free:10372kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 243.703232] 2*1024kB [ 243.729723] lowmem_reserve[]: [ 243.744756] (ME) [ 243.752694] 0 [ 243.759172] syz-executor.2: [ 243.796210] 2570 [ 243.833849] 2*2048kB [ 243.851644] 2570 [ 243.882027] syz-executor.3: [ 243.934383] 2570 [ 243.950092] syz-executor.2: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 243.950109] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 243.950124] CPU: 1 PID: 10199 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 243.950127] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 243.950130] Call Trace: [ 243.950139] dump_stack+0xf7/0x13b [ 243.950148] warn_alloc.cold.110+0xa2/0x1be [ 243.950156] ? zone_watermark_ok_safe+0x260/0x260 [ 243.971613] 2570 [ 243.982433] ? usleep_range+0x120/0x120 [ 243.982450] ? rcu_read_lock_sched_held+0x108/0x120 [ 243.982458] ? call_timer_fn+0x570/0x570 [ 243.982474] __alloc_pages_slowpath+0x2052/0x2650 [ 243.982492] ? warn_alloc+0x100/0x100 [ 243.982500] ? get_page_from_freelist+0x26e/0x23b0 [ 243.982514] ? __might_sleep+0x93/0xb0 [ 243.982522] __alloc_pages_nodemask+0x60d/0x770 [ 243.982529] ? __alloc_pages_slowpath+0x2650/0x2650 [ 243.982536] ? wait_for_completion+0x440/0x440 [ 244.018688] alloc_pages_current+0xd6/0x1b0 [ 244.018699] ion_page_pool_alloc+0x102/0x180 [ 244.018705] ion_system_heap_allocate+0x14e/0x930 [ 244.018713] ? ion_system_heap_free+0x270/0x270 [ 244.018724] ion_alloc+0x216/0x770 [ 244.018734] ? ion_dma_buf_release+0x40/0x40 [ 244.018743] ? kasan_check_write+0x14/0x20 [ 244.018750] ion_ioctl+0xe2/0x1b6 [ 244.018756] ? ion_alloc.cold.15+0x32/0x32 [ 244.018767] do_vfs_ioctl+0x180/0xfb0 [ 244.018773] ? __fget+0x1ad/0x2f0 [ 244.018780] ? ioctl_preallocate+0x1a0/0x1a0 [ 244.018789] ? __fget+0x1ca/0x2f0 [ 244.018800] ? security_file_ioctl+0x6a/0xa0 [ 244.018807] ? SyS_clock_settime+0x1a0/0x1a0 [ 244.018812] ? security_file_ioctl+0x6a/0xa0 [ 244.035835] Node 0 [ 244.041122] SyS_ioctl+0x74/0x80 [ 244.041130] ? do_vfs_ioctl+0xfb0/0xfb0 [ 244.041137] do_syscall_64+0x1c7/0x5b0 [ 244.041142] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 244.041152] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 244.041157] RIP: 0033:0x45c4a9 [ 244.041160] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 244.041167] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 244.041170] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 244.041173] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 244.041176] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 244.041179] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 244.042171] (UE) [ 244.058706] DMA32 free:19556kB min:36384kB low:45480kB high:54576kB active_anon:26016kB inactive_anon:16048kB active_file:24kB inactive_file:140kB unevictable:0kB writepending:124kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7200kB pagetables:1824kB bounce:0kB free_pcp:124kB local_pcp:0kB free_cma:0kB [ 244.062532] page allocation failure: order:0 [ 244.083458] lowmem_reserve[]: [ 244.085171] 0*4096kB [ 244.103595] 0 [ 244.107791] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 244.126722] 0 [ 244.129606] = 10372kB [ 244.150424] 0 [ 244.153146] (null) [ 244.156589] 0 [ 244.166804] syz-executor.2 cpuset= [ 244.233424] page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 244.233437] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 244.233455] CPU: 0 PID: 10409 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 244.233458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 244.233462] Call Trace: [ 244.246814] Node 0 [ 244.271162] dump_stack+0xf7/0x13b [ 244.271170] warn_alloc.cold.110+0xa2/0x1be [ 244.271177] ? zone_watermark_ok_safe+0x260/0x260 [ 244.271185] ? usleep_range+0x120/0x120 [ 244.306794] DMA32: [ 244.313742] ? get_page_from_freelist+0x26e/0x23b0 [ 244.336798] 459*4kB [ 244.338723] ? call_timer_fn+0x570/0x570 [ 244.340936] (ME) [ 244.344469] __alloc_pages_slowpath+0x2052/0x2650 [ 244.356799] 537*8kB [ 244.357582] ? warn_alloc+0x100/0x100 [ 244.359788] (UME) [ 244.364704] ? get_page_from_freelist+0x26e/0x23b0 [ 244.376792] 154*16kB [ 244.377935] ? __might_sleep+0x93/0xb0 [ 244.380229] (UME) [ 244.384011] __alloc_pages_nodemask+0x60d/0x770 [ 244.386133] 104*32kB [ 244.391043] ? __alloc_pages_slowpath+0x2650/0x2650 [ 244.391052] ? wait_for_completion+0x440/0x440 [ 244.391060] alloc_pages_current+0xd6/0x1b0 [ 244.391069] ion_page_pool_alloc+0x102/0x180 [ 244.393465] / [ 244.397320] ion_system_heap_allocate+0x14e/0x930 [ 244.406778] mems_allowed=0-1 [ 244.411613] ? ion_system_heap_free+0x270/0x270 [ 244.436768] (UME) 14*64kB (UME) 9*128kB [ 244.439177] ion_alloc+0x216/0x770 [ 244.439187] ? ion_dma_buf_release+0x40/0x40 [ 244.443226] (UM) [ 244.446748] ? kasan_check_write+0x14/0x20 [ 244.446754] ion_ioctl+0xe2/0x1b6 [ 244.446759] ? ion_alloc.cold.15+0x32/0x32 [ 244.446771] do_vfs_ioctl+0x180/0xfb0 [ 244.468877] ? __fget+0x1ad/0x2f0 [ 244.472339] ? ioctl_preallocate+0x1a0/0x1a0 [ 244.476744] ? __fget+0x1ca/0x2f0 [ 244.476772] 6*256kB (UM) [ 244.480204] ? security_file_ioctl+0x6a/0xa0 [ 244.480208] 10*512kB [ 244.482944] ? SyS_clock_settime+0x1a0/0x1a0 [ 244.482949] ? security_file_ioctl+0x6a/0xa0 [ 244.498541] SyS_ioctl+0x74/0x80 [ 244.501907] ? do_vfs_ioctl+0xfb0/0xfb0 [ 244.505893] do_syscall_64+0x1c7/0x5b0 [ 244.506765] (UM) [ 244.509783] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 244.509788] 1*1024kB [ 244.511860] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 244.516675] (M) [ 244.519096] RIP: 0033:0x45c4a9 [ 244.519100] RSP: 002b:00007f73b8dcdc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 244.519106] RAX: ffffffffffffffda RBX: 00007f73b8dce6d4 RCX: 000000000045c4a9 [ 244.519108] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 244.519111] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 244.519113] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 244.519116] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 244.526284] 0 [ 244.537414] CPU: 1 PID: 10195 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 244.573706] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 244.575501] Node 0 [ 244.583367] Call Trace: [ 244.583383] dump_stack+0xf7/0x13b [ 244.583392] warn_alloc.cold.110+0xa2/0x1be [ 244.583399] ? zone_watermark_ok_safe+0x260/0x260 [ 244.583404] ? usleep_range+0x120/0x120 [ 244.583413] ? rcu_read_lock_sched_held+0x108/0x120 [ 244.583420] ? call_timer_fn+0x570/0x570 [ 244.583482] __alloc_pages_slowpath+0x2052/0x2650 [ 244.583498] ? warn_alloc+0x100/0x100 [ 244.583505] ? get_page_from_freelist+0x26e/0x23b0 [ 244.583517] ? __might_sleep+0x93/0xb0 [ 244.583524] __alloc_pages_nodemask+0x60d/0x770 [ 244.636836] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 244.636956] ? __alloc_pages_slowpath+0x2650/0x2650 [ 244.640822] lowmem_reserve[]: [ 244.645485] ? wait_for_completion+0x440/0x440 [ 244.682885] alloc_pages_current+0xd6/0x1b0 [ 244.687212] ion_page_pool_alloc+0x102/0x180 [ 244.691619] ion_system_heap_allocate+0x14e/0x930 [ 244.696462] ? ion_system_heap_free+0x270/0x270 [ 244.701139] ion_alloc+0x216/0x770 [ 244.704685] ? ion_dma_buf_release+0x40/0x40 [ 244.709182] ? kasan_check_write+0x14/0x20 [ 244.713419] ion_ioctl+0xe2/0x1b6 [ 244.716867] ? ion_alloc.cold.15+0x32/0x32 [ 244.721111] do_vfs_ioctl+0x180/0xfb0 [ 244.724913] ? __fget+0x1ad/0x2f0 [ 244.728366] ? ioctl_preallocate+0x1a0/0x1a0 [ 244.732782] ? __fget+0x1ca/0x2f0 [ 244.736255] ? security_file_ioctl+0x6a/0xa0 [ 244.740657] ? SyS_clock_settime+0x1a0/0x1a0 [ 244.745065] ? security_file_ioctl+0x6a/0xa0 [ 244.749475] SyS_ioctl+0x74/0x80 [ 244.752842] ? do_vfs_ioctl+0xfb0/0xfb0 [ 244.756822] do_syscall_64+0x1c7/0x5b0 [ 244.760706] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 244.765555] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 244.770739] RIP: 0033:0x45c4a9 [ 244.773949] RSP: 002b:00007f19efdf5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 244.781656] RAX: ffffffffffffffda RBX: 00007f19efdf66d4 RCX: 000000000045c4a9 [ 244.788924] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 244.796189] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 244.803457] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 244.806767] 0 [ 244.810807] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 244.820042] 0 0 0 0 [ 244.822517] Node 1 Normal free:110804kB min:53504kB low:66880kB high:80256kB active_anon:204kB inactive_anon:8196kB active_file:36kB inactive_file:4220kB unevictable:0kB writepending:8kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:20kB bounce:0kB free_pcp:1396kB local_pcp:732kB free_cma:0kB [ 244.845745] 0*2048kB 0*4096kB = 21652kB [ 244.884484] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 244.906227] Node 1 Normal: 14463*4kB (UM) 3537*8kB (UM) 1463*16kB (UM) 766*32kB (UM) 198*64kB (UM) 28*128kB (UM) 15*256kB (UM) 44*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 176692kB [ 244.951176] lowmem_reserve[]: 0 0 0 0 0 [ 244.955212] Node 0 DMA: 24*4kB (UM) 7*8kB (UME) 4*16kB (UME) 3*32kB (UME) 15*64kB (UME) 7*128kB (UME) 5*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10616kB [ 244.962101] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 244.996857] Node 0 DMA32: 18507*4kB (UME) 8856*8kB (UME) 2589*16kB (UME) 1592*32kB (UME) 933*64kB (UME) 89*128kB (UM) 18*256kB (UM) 15*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 320636kB [ 245.003336] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 245.046748] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 245.056489] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 245.066865] Node 1 Normal: 14402*4kB (UM) 5935*8kB (UM) 3280*16kB (UM) 1760*32kB (UM) 428*64kB (UM) 90*128kB (UM) 16*256kB (UM) 48*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 281472kB [ 245.071191] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 245.083037] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 245.113277] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 245.123222] 7291 total pagecache pages [ 245.136495] 0 pages in swap cache [ 245.137028] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 245.143304] Swap cache stats: add 0, delete 0, find 0/0 [ 245.156976] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 245.176913] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 245.179984] Free swap = 0kB [ 245.183661] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 245.193298] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 245.202034] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 245.206709] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 245.218834] syz-executor.2: [ 245.222537] Total swap = 0kB [ 245.231749] device bridge_slave_1 left promiscuous mode [ 245.233833] page allocation failure: order:4 [ 245.237197] 1965979 pages RAM [ 245.244750] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 245.246880] bridge0: port 2(bridge_slave_1) entered disabled state [ 245.256326] 0 pages HighMem/MovableOnly [ 245.262745] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 245.267351] 7252 total pagecache pages [ 245.271794] 0 pages in swap cache [ 245.271913] 335847 pages reserved [ 245.275235] Swap cache stats: add 0, delete 0, find 0/0 [ 245.275238] Free swap = 0kB [ 245.275241] Total swap = 0kB [ 245.275247] 1965979 pages RAM [ 245.275250] 0 pages HighMem/MovableOnly [ 245.275253] 335847 pages reserved [ 245.278777] syz-executor.2 cpuset= [ 245.286717] 0 pages cma reserved [ 245.291153] CPU: 1 PID: 10424 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 245.293281] Out of memory: Kill process 10417 (syz-executor.5) score 1000 or sacrifice child [ 245.297175] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 245.297178] Call Trace: [ 245.297189] dump_stack+0xf7/0x13b [ 245.297198] warn_alloc.cold.110+0xa2/0x1be [ 245.297205] ? zone_watermark_ok_safe+0x260/0x260 [ 245.297221] ? __alloc_pages_direct_compact+0xc2/0x330 [ 245.297229] __alloc_pages_slowpath+0x2052/0x2650 [ 245.297242] ? trace_hardirqs_off+0x10/0x10 [ 245.297250] ? warn_alloc+0x100/0x100 [ 245.297258] ? get_page_from_freelist+0x9ee/0x23b0 [ 245.297272] ? __might_sleep+0x93/0xb0 [ 245.297280] __alloc_pages_nodemask+0x60d/0x770 [ 245.297288] ? __alloc_pages_slowpath+0x2650/0x2650 [ 245.297303] ? wait_for_completion+0x440/0x440 [ 245.297314] alloc_pages_current+0xd6/0x1b0 [ 245.297323] ion_page_pool_alloc+0x102/0x180 [ 245.297329] ion_system_heap_allocate+0x14e/0x930 [ 245.297338] ? ion_system_heap_free+0x270/0x270 [ 245.297348] ion_alloc+0x216/0x770 [ 245.306848] Killed process 10418 (syz-executor.5) total-vm:40148kB, anon-rss:2172kB, file-rss:704kB, shmem-rss:0kB [ 245.307680] ? ion_dma_buf_release+0x40/0x40 [ 245.359610] warn_alloc_show_mem: 1 callbacks suppressed [ 245.359613] Mem-Info: [ 245.363114] ? kasan_check_write+0x14/0x20 [ 245.366962] active_anon:6557 inactive_anon:6061 isolated_anon:0 [ 245.366962] active_file:462 inactive_file:576 isolated_file:12 [ 245.366962] unevictable:0 dirty:25 writeback:0 unstable:0 [ 245.366962] slab_reclaimable:11308 slab_unreclaimable:118369 [ 245.366962] mapped:2432 shmem:6244 pagetables:465 bounce:0 [ 245.366962] free:115219 free_pcp:37 free_cma:0 [ 245.371817] ion_ioctl+0xe2/0x1b6 [ 245.375693] Node 0 active_anon:26020kB inactive_anon:16048kB active_file:32kB inactive_file:632kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:508kB dirty:100kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 245.380520] ? ion_alloc.cold.15+0x32/0x32 [ 245.380533] do_vfs_ioctl+0x180/0xfb0 [ 245.380539] ? __fget+0x1ad/0x2f0 [ 245.380545] ? ioctl_preallocate+0x1a0/0x1a0 [ 245.380552] ? __fget+0x1ca/0x2f0 [ 245.380563] ? security_file_ioctl+0x6a/0xa0 [ 245.380570] ? SyS_clock_settime+0x1a0/0x1a0 [ 245.380573] ? security_file_ioctl+0x6a/0xa0 [ 245.380579] SyS_ioctl+0x74/0x80 [ 245.380585] ? do_vfs_ioctl+0xfb0/0xfb0 [ 245.380591] do_syscall_64+0x1c7/0x5b0 [ 245.380595] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 245.380606] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 245.380610] RIP: 0033:0x45c4a9 [ 245.380613] RSP: 002b:00007ff742fe0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 245.395331] Node 1 active_anon:208kB inactive_anon:8196kB active_file:1816kB inactive_file:1672kB unevictable:0kB isolated(anon):0kB isolated(file):48kB mapped:9220kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 245.398890] RAX: ffffffffffffffda RBX: 00007ff742fe16d4 RCX: 000000000045c4a9 [ 245.398893] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 245.398896] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 245.398898] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 245.398901] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 245.399799] oom_reaper: reaped process 10418 (syz-executor.5), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 245.409518] / [ 245.412615] 0 pages cma reserved [ 245.423478] Node 0 [ 245.658044] mems_allowed=0-1 [ 245.667596] device bridge_slave_0 left promiscuous mode [ 245.671847] CPU: 1 PID: 10199 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 245.673060] bridge0: port 1(bridge_slave_0) entered disabled state [ 245.680837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 245.680840] Call Trace: [ 245.680851] dump_stack+0xf7/0x13b [ 245.680860] warn_alloc.cold.110+0xa2/0x1be [ 245.680867] ? zone_watermark_ok_safe+0x260/0x260 [ 245.680888] ? __alloc_pages_direct_compact+0xc2/0x330 [ 245.680896] __alloc_pages_slowpath+0x2052/0x2650 [ 245.680908] ? trace_hardirqs_off+0x10/0x10 [ 245.680917] ? warn_alloc+0x100/0x100 [ 245.687605] DMA free:10424kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 245.696564] ? get_page_from_freelist+0x9ee/0x23b0 [ 245.699182] lowmem_reserve[]: [ 245.702649] ? __might_sleep+0x93/0xb0 [ 245.711845] 0 [ 245.717026] __alloc_pages_nodemask+0x60d/0x770 [ 245.717032] ? trace_hardirqs_off+0x10/0x10 [ 245.717038] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 245.717044] ? __alloc_pages_slowpath+0x2650/0x2650 [ 245.717051] ? wait_for_completion+0x440/0x440 [ 245.717060] alloc_pages_current+0xd6/0x1b0 [ 245.717069] ion_page_pool_alloc+0x102/0x180 [ 245.717076] ion_system_heap_allocate+0x14e/0x930 [ 245.726691] 2570 [ 245.730105] ? do_raw_spin_unlock+0x16a/0x250 [ 245.757745] 2570 [ 245.760709] ? ion_system_heap_free+0x270/0x270 [ 245.763789] 2570 [ 245.767659] ion_alloc+0x27f/0x770 [ 245.767668] ? ion_dma_buf_release+0x40/0x40 [ 245.767677] ? kasan_check_write+0x14/0x20 [ 245.767684] ion_ioctl+0xe2/0x1b6 [ 245.767689] ? ion_alloc.cold.15+0x32/0x32 [ 245.767699] do_vfs_ioctl+0x180/0xfb0 [ 245.767704] ? __fget+0x1ad/0x2f0 [ 245.767710] ? ioctl_preallocate+0x1a0/0x1a0 [ 245.767718] ? __fget+0x1ca/0x2f0 [ 245.767730] ? security_file_ioctl+0x6a/0xa0 [ 245.767736] ? SyS_clock_settime+0x1a0/0x1a0 [ 245.767741] ? security_file_ioctl+0x6a/0xa0 [ 245.769569] 2570 [ 245.774280] SyS_ioctl+0x74/0x80 [ 245.788426] ? do_vfs_ioctl+0xfb0/0xfb0 [ 245.788434] do_syscall_64+0x1c7/0x5b0 [ 245.788439] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 245.788449] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 245.788454] RIP: 0033:0x45c4a9 [ 245.788457] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 245.788463] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 245.788466] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 245.788468] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 245.788471] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 245.788473] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 245.946767] Node 0 DMA32 free:44980kB min:36384kB low:45480kB high:54576kB active_anon:23916kB inactive_anon:16048kB active_file:32kB inactive_file:632kB unevictable:0kB writepending:148kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7168kB pagetables:1824kB bounce:0kB free_pcp:436kB local_pcp:200kB free_cma:0kB [ 245.990659] device veth0_vlan left promiscuous mode [ 245.996119] device veth1_macvtap left promiscuous mode [ 246.002165] device veth0_macvtap left promiscuous mode [ 246.007942] lowmem_reserve[]: 0 0 0 0 0 [ 246.011949] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 246.046731] device veth1_vlan left promiscuous mode [ 246.051832] device veth0_vlan left promiscuous mode [ 246.090241] lowmem_reserve[]: 0 0 0 0 0 [ 246.094268] Node 1 Normal free:94664kB min:53504kB low:66880kB high:80256kB active_anon:204kB inactive_anon:8196kB active_file:1760kB inactive_file:1676kB unevictable:0kB writepending:12kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:20kB bounce:0kB free_pcp:256kB local_pcp:140kB free_cma:0kB [ 246.217311] lowmem_reserve[]: 0 0 0 0 0 [ 246.221351] Node 0 DMA: 24*4kB (UM) 7*8kB (UME) 4*16kB (UME) 3*32kB (UME) 12*64kB (UME) 7*128kB (UME) 5*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10424kB [ 246.278555] Node 0 DMA32: 241*4kB (UE) 250*8kB (ME) 94*16kB (UME) 666*32kB (UME) 38*64kB (U) 37*128kB (U) 3*256kB (U) 1*512kB (U) 91*1024kB (U) 4*2048kB (UM) 0*4096kB = 135604kB [ 246.326220] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 246.378160] Node 1 Normal: 1*4kB (M) 1*8kB (U) 606*16kB (UM) 1775*32kB (UM) 2*64kB (U) 1*128kB (U) 0*256kB 0*512kB 188*1024kB (U) 24*2048kB (U) 0*4096kB = 308428kB [ 246.423374] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 246.462545] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 246.486649] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 246.495546] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 246.511624] device hsr_slave_1 left promiscuous mode [ 246.536618] 7324 total pagecache pages [ 246.540539] 0 pages in swap cache [ 246.543987] Swap cache stats: add 0, delete 0, find 0/0 [ 246.580327] device hsr_slave_0 left promiscuous mode [ 246.585499] Free swap = 0kB [ 246.589425] Total swap = 0kB [ 246.592482] 1965979 pages RAM [ 246.595623] 0 pages HighMem/MovableOnly [ 246.636622] 335847 pages reserved [ 246.640120] 0 pages cma reserved [ 246.651270] team0 (unregistering): Port device team_slave_1 removed [ 246.697538] team0 (unregistering): Port device team_slave_0 removed [ 246.717885] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 246.770438] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 246.823971] syz-executor.3: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 246.851772] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 246.858860] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 246.873662] CPU: 0 PID: 10409 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 246.881557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 246.886583] syz-executor.2 cpuset= [ 246.890927] Call Trace: [ 246.890934] / [ 246.894470] dump_stack+0xf7/0x13b [ 246.902271] warn_alloc.cold.110+0xa2/0x1be [ 246.904303] bond0 (unregistering): Released all slaves [ 246.906615] ? zone_watermark_ok_safe+0x260/0x260 [ 246.906630] ? __alloc_pages_direct_compact+0xc2/0x330 [ 246.906638] __alloc_pages_slowpath+0x2052/0x2650 [ 246.906651] ? trace_hardirqs_off+0x10/0x10 [ 246.914955] mems_allowed=0-1 [ 246.916747] ? warn_alloc+0x100/0x100 [ 246.916755] ? get_page_from_freelist+0x9ee/0x23b0 [ 246.916767] ? __might_sleep+0x93/0xb0 [ 246.916775] __alloc_pages_nodemask+0x60d/0x770 [ 246.951473] ? trace_hardirqs_off+0x10/0x10 [ 246.955794] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 246.960624] ? __alloc_pages_slowpath+0x2650/0x2650 [ 246.965626] ? wait_for_completion+0x440/0x440 [ 246.970196] alloc_pages_current+0xd6/0x1b0 [ 246.974503] ion_page_pool_alloc+0x102/0x180 [ 246.978893] ion_system_heap_allocate+0x14e/0x930 [ 246.983715] ? do_raw_spin_unlock+0x16a/0x250 [ 246.988190] ? ion_system_heap_free+0x270/0x270 [ 246.992840] ion_alloc+0x27f/0x770 [ 246.996363] ? ion_dma_buf_release+0x40/0x40 [ 247.000751] ? kasan_check_write+0x14/0x20 [ 247.004964] ion_ioctl+0xe2/0x1b6 [ 247.008400] ? ion_alloc.cold.15+0x32/0x32 [ 247.012626] do_vfs_ioctl+0x180/0xfb0 [ 247.016402] ? __fget+0x1ad/0x2f0 [ 247.019834] ? ioctl_preallocate+0x1a0/0x1a0 [ 247.024228] ? __fget+0x1ca/0x2f0 [ 247.027667] ? security_file_ioctl+0x6a/0xa0 [ 247.032052] ? SyS_clock_settime+0x1a0/0x1a0 [ 247.036439] ? security_file_ioctl+0x6a/0xa0 [ 247.040831] SyS_ioctl+0x74/0x80 [ 247.044178] ? do_vfs_ioctl+0xfb0/0xfb0 [ 247.048146] do_syscall_64+0x1c7/0x5b0 [ 247.052016] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 247.056838] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 247.062009] RIP: 0033:0x45c4a9 [ 247.065182] RSP: 002b:00007f73b8dcdc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 247.072896] RAX: ffffffffffffffda RBX: 00007f73b8dce6d4 RCX: 000000000045c4a9 [ 247.080161] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 247.087420] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 247.094690] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 247.101955] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 247.109234] CPU: 1 PID: 10195 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 247.117213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 247.126562] Call Trace: [ 247.129145] dump_stack+0xf7/0x13b [ 247.132685] warn_alloc.cold.110+0xa2/0x1be [ 247.133316] in:imklog invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask= [ 247.136998] ? zone_watermark_ok_safe+0x260/0x260 [ 247.137012] ? __alloc_pages_direct_compact+0xc2/0x330 [ 247.137019] __alloc_pages_slowpath+0x2052/0x2650 [ 247.137031] ? trace_hardirqs_off+0x10/0x10 [ 247.137039] ? warn_alloc+0x100/0x100 [ 247.137046] ? get_page_from_freelist+0x9ee/0x23b0 [ 247.174615] ? __might_sleep+0x93/0xb0 [ 247.176023] (null) [ 247.178494] __alloc_pages_nodemask+0x60d/0x770 [ 247.178503] ? __alloc_pages_slowpath+0x2650/0x2650 [ 247.178512] ? wait_for_completion+0x440/0x440 [ 247.178521] alloc_pages_current+0xd6/0x1b0 [ 247.178530] ion_page_pool_alloc+0x102/0x180 [ 247.178540] ion_system_heap_allocate+0x14e/0x930 [ 247.178547] ? do_raw_spin_unlock+0x16a/0x250 [ 247.191998] , order=0, oom_score_adj=0 [ 247.194902] ? ion_system_heap_free+0x270/0x270 [ 247.206490] syz-executor.5: [ 247.208423] ion_alloc+0x27f/0x770 [ 247.212892] page allocation failure: order:0 [ 247.216857] ? ion_dma_buf_release+0x40/0x40 [ 247.216867] ? kasan_check_write+0x14/0x20 [ 247.216873] ion_ioctl+0xe2/0x1b6 [ 247.216878] ? ion_alloc.cold.15+0x32/0x32 [ 247.216890] do_vfs_ioctl+0x180/0xfb0 [ 247.230982] in:imklog cpuset= [ 247.232453] ? __fget+0x1ad/0x2f0 [ 247.237333] / [ 247.241087] ? ioctl_preallocate+0x1a0/0x1a0 [ 247.244515] mems_allowed=0-1 [ 247.248731] ? __fget+0x1ca/0x2f0 [ 247.248740] ? security_file_ioctl+0x6a/0xa0 [ 247.248745] ? SyS_clock_settime+0x1a0/0x1a0 [ 247.248748] ? security_file_ioctl+0x6a/0xa0 [ 247.248755] SyS_ioctl+0x74/0x80 [ 247.248761] ? do_vfs_ioctl+0xfb0/0xfb0 [ 247.248767] do_syscall_64+0x1c7/0x5b0 [ 247.248771] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 247.248782] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 247.248787] RIP: 0033:0x45c4a9 [ 247.252578] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 247.255648] RSP: 002b:00007f19efdf5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 247.259324] syz-executor.2: [ 247.260915] RAX: ffffffffffffffda RBX: 00007f19efdf66d4 RCX: 000000000045c4a9 [ 247.265308] page allocation failure: order:0 [ 247.268392] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 247.268395] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 247.268397] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 247.268400] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 247.276500] syz-executor.5: [ 247.280758] (null) [ 247.285057] page allocation failure: order:0 [ 247.288451] CPU: 0 PID: 5941 Comm: in:imklog Not tainted 4.14.175-syzkaller #0 [ 247.303458] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 247.306291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 247.318208] (null) [ 247.324417] Call Trace: [ 247.329102] syz-executor.5 cpuset= [ 247.334691] dump_stack+0xf7/0x13b [ 247.339120] / [ 247.346338] dump_header+0x160/0x63f [ 247.353606] mems_allowed=0-1 [ 247.360852] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 247.360859] ? ___ratelimit+0x243/0x519 [ 247.360864] ? do_raw_spin_unlock+0x16a/0x250 [ 247.360872] oom_kill_process.cold.24+0xb/0xa1a [ 247.439680] ? out_of_memory+0x7f9/0x1030 [ 247.443806] ? lock_downgrade+0x7f0/0x7f0 [ 247.447947] out_of_memory+0x2b0/0x1030 [ 247.452526] ? oom_killer_disable+0x1a0/0x1a0 [ 247.457021] ? __alloc_pages_slowpath+0xb69/0x2650 [ 247.461950] __alloc_pages_slowpath+0x1ef3/0x2650 [ 247.466800] ? warn_alloc+0x100/0x100 [ 247.470582] ? get_page_from_freelist+0x26e/0x23b0 [ 247.475497] ? __might_sleep+0x93/0xb0 [ 247.476429] warn_alloc_show_mem: 3 callbacks suppressed [ 247.476432] Mem-Info: [ 247.479378] __alloc_pages_nodemask+0x60d/0x770 [ 247.484750] active_anon:6026 inactive_anon:6061 isolated_anon:0 [ 247.484750] active_file:15 inactive_file:14 isolated_file:0 [ 247.484750] unevictable:0 dirty:0 writeback:0 unstable:0 [ 247.484750] slab_reclaimable:11304 slab_unreclaimable:117681 [ 247.484750] mapped:1564 shmem:6244 pagetables:464 bounce:0 [ 247.484750] free:13901 free_pcp:68 free_cma:0 [ 247.487155] ? __alloc_pages_slowpath+0x2650/0x2650 [ 247.487160] ? lock_downgrade+0x7f0/0x7f0 [ 247.487172] alloc_pages_current+0xd6/0x1b0 [ 247.487181] __page_cache_alloc+0x1da/0x330 [ 247.506414] Node 0 active_anon:23900kB inactive_anon:16048kB active_file:32kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 247.524625] filemap_fault+0xbc4/0x1ae0 [ 247.524639] ? __lock_page_or_retry+0x820/0x820 [ 247.524646] ? lock_acquire+0x173/0x400 [ 247.524653] ? ext4_filemap_fault+0x75/0xb0 [ 247.524663] ext4_filemap_fault+0x7d/0xb0 [ 247.556421] Node 1 active_anon:204kB inactive_anon:8196kB active_file:28kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6248kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 247.569738] __do_fault+0xf3/0x340 [ 247.569746] __handle_mm_fault+0x21eb/0x3870 [ 247.586398] Node 0 [ 247.586610] ? copy_page_range+0x1d10/0x1d10 [ 247.590736] DMA free:10384kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 247.617620] ? find_held_lock+0x36/0x1d0 [ 247.617638] handle_mm_fault+0x234/0x6e0 [ 247.617643] ? find_vma+0x1a/0x150 [ 247.617653] __do_page_fault+0x44d/0xb00 [ 247.617661] ? SyS_read+0x1c5/0x250 [ 247.656393] lowmem_reserve[]: [ 247.657831] ? firmware_map_remove+0x177/0x177 [ 247.661866] 0 2570 [ 247.665915] ? vmalloc_fault+0xc90/0xc90 [ 247.686388] 2570 [ 247.686946] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 247.690981] 2570 [ 247.693029] ? page_fault+0x2f/0x50 [ 247.704008] do_page_fault+0x64/0x3fb [ 247.706382] 2570 [ 247.707799] ? page_fault+0x2f/0x50 [ 247.707805] page_fault+0x45/0x50 [ 247.709846] Node 0 [ 247.713448] RIP: 0033:0x7f420ade322d [ 247.722807] RSP: 002b:00007f420877f580 EFLAGS: 00010293 [ 247.726428] DMA32 free:18580kB min:36384kB low:45480kB high:54576kB active_anon:23896kB inactive_anon:16048kB active_file:32kB inactive_file:32kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7168kB pagetables:1820kB bounce:0kB free_pcp:272kB local_pcp:272kB free_cma:0kB [ 247.728160] RAX: 0000000000000088 RBX: 0000000000000000 RCX: 00007f420ade322d [ 247.763719] RDX: 0000000000001fa0 RSI: 00007f420877fda0 RDI: 0000000000000004 [ 247.771585] RBP: 0000559d1ce569d0 R08: 0000000000000000 R09: 0000000004000001 [ 247.778836] R10: 0000000000000001 R11: 0000000000000293 R12: 00007f420877fda0 [ 247.786119] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f420877fdf1 [ 247.786415] lowmem_reserve[]: 0 0 0 0 0 [ 247.795506] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 247.802546] CPU: 0 PID: 10418 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 247.810420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 247.819768] Call Trace: [ 247.822338] dump_stack+0xf7/0x13b [ 247.825857] warn_alloc.cold.110+0xa2/0x1be [ 247.826386] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 247.830157] ? zone_watermark_ok_safe+0x260/0x260 [ 247.830158] (null) [ 247.830163] syz-executor.2 cpuset= [ 247.837236] ? usleep_range+0x120/0x120 [ 247.837243] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 247.837252] ? call_timer_fn+0x570/0x570 [ 247.837261] ? unreserve_highatomic_pageblock+0x315/0x450 [ 247.842118] Node 0 [ 247.844243] __alloc_pages_slowpath+0x2052/0x2650 [ 247.856372] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 247.856788] ? warn_alloc+0x100/0x100 [ 247.860814] lowmem_reserve[]: [ 247.866332] ? get_page_from_freelist+0x26e/0x23b0 [ 247.876367] / [ 247.897987] ? __might_sleep+0x93/0xb0 [ 247.901788] 0 [ 247.904854] __alloc_pages_nodemask+0x60d/0x770 [ 247.921846] ? __alloc_pages_slowpath+0x2650/0x2650 [ 247.926407] 0 0 [ 247.926864] ? wait_for_completion+0x440/0x440 [ 247.926874] alloc_pages_current+0xd6/0x1b0 [ 247.928841] 0 [ 247.933418] ion_page_pool_alloc+0x102/0x180 [ 247.943911] ion_system_heap_allocate+0x14e/0x930 [ 247.946371] 0 [ 247.948750] ? ion_system_heap_free+0x270/0x270 [ 247.950532] Node 1 Normal free:26640kB min:53504kB low:66880kB high:80256kB active_anon:204kB inactive_anon:8196kB active_file:28kB inactive_file:24kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:20kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 247.955193] ion_alloc+0x216/0x770 [ 247.955202] ? ion_dma_buf_release+0x40/0x40 [ 247.983236] mems_allowed=0-1 [ 247.986741] ? kasan_check_write+0x14/0x20 [ 247.986748] ion_ioctl+0xe2/0x1b6 [ 247.986754] ? ion_alloc.cold.15+0x32/0x32 [ 248.006084] do_vfs_ioctl+0x180/0xfb0 [ 248.009871] ? __fget+0x1ad/0x2f0 [ 248.013306] ? ioctl_preallocate+0x1a0/0x1a0 [ 248.017708] ? __fget+0x1ca/0x2f0 [ 248.021157] ? security_file_ioctl+0x6a/0xa0 [ 248.025568] ? SyS_clock_settime+0x1a0/0x1a0 [ 248.029964] ? security_file_ioctl+0x6a/0xa0 [ 248.034375] SyS_ioctl+0x74/0x80 [ 248.037737] ? do_vfs_ioctl+0xfb0/0xfb0 [ 248.041709] do_syscall_64+0x1c7/0x5b0 [ 248.045584] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 248.050415] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 248.055586] RIP: 0033:0x45c4a9 [ 248.058783] RSP: 002b:00007ff743001c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 248.066351] lowmem_reserve[]: [ 248.066481] RAX: ffffffffffffffda RBX: 00007ff7430026d4 RCX: 000000000045c4a9 [ 248.066485] 0 [ 248.069571] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 248.069574] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 248.093113] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 248.096341] 0 [ 248.100361] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 248.132382] CPU: 1 PID: 10199 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 248.140310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 248.149791] Call Trace: [ 248.152380] dump_stack+0xf7/0x13b [ 248.155926] warn_alloc.cold.110+0xa2/0x1be [ 248.160256] ? zone_watermark_ok_safe+0x260/0x260 [ 248.165105] ? usleep_range+0x120/0x120 [ 248.169088] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 248.174442] ? call_timer_fn+0x570/0x570 [ 248.178514] ? unreserve_highatomic_pageblock+0x315/0x450 [ 248.184069] __alloc_pages_slowpath+0x2052/0x2650 [ 248.188933] ? warn_alloc+0x100/0x100 [ 248.192734] ? get_page_from_freelist+0x26e/0x23b0 [ 248.197667] ? __might_sleep+0x93/0xb0 [ 248.201556] __alloc_pages_nodemask+0x60d/0x770 [ 248.206229] ? __alloc_pages_slowpath+0x2650/0x2650 [ 248.211250] ? wait_for_completion+0x440/0x440 [ 248.215838] alloc_pages_current+0xd6/0x1b0 [ 248.220159] ion_page_pool_alloc+0x102/0x180 [ 248.224561] ion_system_heap_allocate+0x14e/0x930 [ 248.229398] ? do_raw_spin_unlock+0x16a/0x250 [ 248.233893] ? ion_system_heap_free+0x270/0x270 [ 248.238567] ion_alloc+0x27f/0x770 [ 248.242126] ? ion_dma_buf_release+0x40/0x40 [ 248.246531] ? kasan_check_write+0x14/0x20 [ 248.250760] ion_ioctl+0xe2/0x1b6 [ 248.254202] ? ion_alloc.cold.15+0x32/0x32 [ 248.258432] do_vfs_ioctl+0x180/0xfb0 [ 248.262226] ? __fget+0x1ad/0x2f0 [ 248.265678] ? ioctl_preallocate+0x1a0/0x1a0 [ 248.270092] ? __fget+0x1ca/0x2f0 [ 248.273553] ? security_file_ioctl+0x6a/0xa0 [ 248.277960] ? SyS_clock_settime+0x1a0/0x1a0 [ 248.282361] ? security_file_ioctl+0x6a/0xa0 [ 248.286774] SyS_ioctl+0x74/0x80 [ 248.290136] ? do_vfs_ioctl+0xfb0/0xfb0 [ 248.294103] do_syscall_64+0x1c7/0x5b0 [ 248.297998] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 248.302844] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 248.308023] RIP: 0033:0x45c4a9 [ 248.311203] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 248.318902] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 248.326179] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 248.333445] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 248.340707] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 248.347969] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 248.370052] CPU: 1 PID: 10424 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 248.378045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 248.387402] Call Trace: [ 248.389988] dump_stack+0xf7/0x13b [ 248.393527] warn_alloc.cold.110+0xa2/0x1be [ 248.397848] ? zone_watermark_ok_safe+0x260/0x260 [ 248.402684] ? usleep_range+0x120/0x120 [ 248.406654] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 248.411752] ? call_timer_fn+0x570/0x570 [ 248.415813] ? unreserve_highatomic_pageblock+0x315/0x450 [ 248.421368] __alloc_pages_slowpath+0x2052/0x2650 [ 248.426229] ? warn_alloc+0x100/0x100 [ 248.430039] ? get_page_from_freelist+0x26e/0x23b0 [ 248.434969] ? __might_sleep+0x93/0xb0 [ 248.438856] __alloc_pages_nodemask+0x60d/0x770 [ 248.443564] ? __alloc_pages_slowpath+0x2650/0x2650 [ 248.448616] ? wait_for_completion+0x440/0x440 [ 248.453199] alloc_pages_current+0xd6/0x1b0 [ 248.457528] ion_page_pool_alloc+0x102/0x180 [ 248.461947] ion_system_heap_allocate+0x14e/0x930 [ 248.466812] ? ion_system_heap_free+0x270/0x270 [ 248.471481] ion_alloc+0x216/0x770 [ 248.475022] ? ion_dma_buf_release+0x40/0x40 [ 248.479432] ? kasan_check_write+0x14/0x20 [ 248.483678] ion_ioctl+0xe2/0x1b6 [ 248.487134] ? ion_alloc.cold.15+0x32/0x32 [ 248.491364] do_vfs_ioctl+0x180/0xfb0 [ 248.495182] ? __fget+0x1ad/0x2f0 [ 248.498743] ? ioctl_preallocate+0x1a0/0x1a0 [ 248.503165] ? __fget+0x1ca/0x2f0 [ 248.506627] ? security_file_ioctl+0x6a/0xa0 [ 248.511027] ? SyS_clock_settime+0x1a0/0x1a0 [ 248.515423] ? security_file_ioctl+0x6a/0xa0 [ 248.519838] SyS_ioctl+0x74/0x80 [ 248.523394] ? do_vfs_ioctl+0xfb0/0xfb0 [ 248.527380] do_syscall_64+0x1c7/0x5b0 [ 248.531271] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 248.536126] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 248.541322] RIP: 0033:0x45c4a9 [ 248.544525] RSP: 002b:00007ff742fe0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 248.552240] RAX: ffffffffffffffda RBX: 00007ff742fe16d4 RCX: 000000000045c4a9 [ 248.559522] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 248.566803] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 248.574069] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 248.581341] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 248.596446] 0 0 0 [ 248.598661] Node 0 DMA: 10*4kB (UM) 10*8kB (UME) 4*16kB (UME) 3*32kB (UME) 13*64kB (UME) 7*128kB (UME) 5*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10456kB [ 248.614793] device hsr_slave_1 left promiscuous mode [ 248.618626] Node 0 DMA32: 14874*4kB (UME) 364*8kB (UME) 66*16kB (UME) 22*32kB (UME) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 64168kB [ 248.637700] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 248.650994] Node 1 Normal: 19*4kB (UM) 36*8kB (UM) 7*16kB (UM) 322*32kB (UM) 1695*64kB (UM) 517*128kB (U) 116*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 215132kB [ 248.659706] Mem-Info: [ 248.667900] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 248.669684] device hsr_slave_0 left promiscuous mode [ 248.681204] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 248.691047] active_anon:6026 inactive_anon:6061 isolated_anon:0 [ 248.691047] active_file:17 inactive_file:787 isolated_file:0 [ 248.691047] unevictable:0 dirty:0 writeback:0 unstable:0 [ 248.691047] slab_reclaimable:11304 slab_unreclaimable:118598 [ 248.691047] mapped:2114 shmem:6244 pagetables:464 bounce:0 [ 248.691047] free:72188 free_pcp:221 free_cma:0 [ 248.691060] Node 0 active_anon:23900kB inactive_anon:16048kB active_file:32kB inactive_file:3132kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2108kB dirty:0kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 248.728558] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 248.766485] warn_alloc_show_mem: 2 callbacks suppressed [ 248.766488] Mem-Info: [ 248.774314] active_anon:6026 inactive_anon:6061 isolated_anon:0 [ 248.774314] active_file:17 inactive_file:787 isolated_file:0 [ 248.774314] unevictable:0 dirty:0 writeback:0 unstable:0 [ 248.774314] slab_reclaimable:11304 slab_unreclaimable:118208 [ 248.774314] mapped:2114 shmem:6244 pagetables:464 bounce:0 [ 248.774314] free:69299 free_pcp:225 free_cma:0 [ 248.809057] team0 (unregistering): Port device team_slave_1 removed [ 248.811885] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 248.824225] 7087 total pagecache pages [ 248.836812] 0 pages in swap cache [ 248.840329] Swap cache stats: add 0, delete 0, find 0/0 [ 248.840780] team0 (unregistering): Port device team_slave_0 removed [ 248.845680] Free swap = 0kB [ 248.845683] Total swap = 0kB [ 248.863456] Node 0 active_anon:23900kB inactive_anon:16048kB active_file:32kB inactive_file:3132kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2108kB dirty:0kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 248.891076] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 248.903426] 1965979 pages RAM [ 248.907094] 0 pages HighMem/MovableOnly [ 248.911074] 335847 pages reserved [ 248.914516] 0 pages cma reserved [ 248.916325] Node 1 active_anon:204kB inactive_anon:8196kB active_file:36kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6348kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 248.944831] Node 1 active_anon:204kB inactive_anon:8196kB active_file:36kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6348kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 248.971726] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 249.006840] Node 0 DMA free:10516kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 249.041637] Node 0 DMA free:10516kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 249.076745] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 249.081852] Node 0 DMA32 free:271844kB min:36384kB low:45480kB high:54576kB active_anon:23896kB inactive_anon:16048kB active_file:32kB inactive_file:3224kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7168kB pagetables:1820kB bounce:0kB free_pcp:892kB local_pcp:152kB free_cma:0kB [ 249.085525] bond0 (unregistering): Released all slaves [ 249.127042] lowmem_reserve[]: 0 0 0 0 0 [ 249.130238] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 249.136098] Node 0 DMA32 free:277940kB min:36384kB low:45480kB high:54576kB active_anon:23896kB inactive_anon:16048kB active_file:32kB inactive_file:3224kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7168kB pagetables:1820kB bounce:0kB free_pcp:780kB local_pcp:628kB free_cma:0kB [ 249.137169] Node 0 [ 249.206943] lowmem_reserve[]: 0 0 0 0 0 [ 249.226327] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 249.230341] Node 0 [ 249.251323] lowmem_reserve[]: 0 0 0 0 0 [ 249.259359] Node 1 Normal free:122444kB min:53504kB low:66880kB high:80256kB active_anon:204kB inactive_anon:8196kB active_file:24kB inactive_file:28kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:20kB bounce:0kB free_pcp:1444kB local_pcp:712kB free_cma:0kB [ 249.288618] lowmem_reserve[]: 0 0 0 0 0 [ 249.291228] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 249.306237] Node 0 DMA: 45*4kB (UM) 12*8kB (UME) 4*16kB (UME) 3*32kB (UME) 13*64kB (UME) 7*128kB (UME) 5*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10612kB [ 249.350530] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 249.376731] Node 0 DMA32: 25688*4kB (UME) 9686*8kB (UME) 3583*16kB (UME) 1293*32kB (UME) 237*64kB (UE) 101*128kB (UM) 68*256kB (UM) 14*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 331616kB [ 249.376942] 8021q: adding VLAN 0 to HW filter on device team0 [ 249.399436] lowmem_reserve[]: 0 0 0 0 0 [ 249.403434] Node 1 Normal free:149944kB min:53504kB low:66880kB high:80256kB active_anon:204kB inactive_anon:8196kB active_file:24kB inactive_file:28kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:20kB bounce:0kB free_pcp:1356kB local_pcp:724kB free_cma:0kB [ 249.436322] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 249.456560] Node 1 Normal: 15933*4kB (UM) 967*8kB (UM) 1092*16kB (UM) 824*32kB (UM) 272*64kB (UM) 39*128kB (U) 74*256kB (U) 22*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 167916kB [ 249.457057] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 249.496397] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 249.500282] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 249.505273] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 249.513129] lowmem_reserve[]: [ 249.540924] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 249.561437] 0 0 0 0 0 [ 249.564117] Node 0 DMA: 50*4kB (UM) 18*8kB (UME) 5*16kB (UME) 3*32kB (UME) 13*64kB (UME) 7*128kB (UME) 5*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10696kB [ 249.596284] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 249.605173] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 249.606746] bridge0: port 1(bridge_slave_0) entered blocking state [ 249.614746] 7315 total pagecache pages [ 249.620142] bridge0: port 1(bridge_slave_0) entered forwarding state [ 249.660533] Node 0 DMA32: 25401*4kB (UE) 10011*8kB (UE) 4174*16kB (UE) 1567*32kB (UE) 10*64kB (U) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 299388kB [ 249.675532] 0 pages in swap cache [ 249.680515] Swap cache stats: add 0, delete 0, find 0/0 [ 249.685845] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 249.685888] Free swap = 0kB [ 249.729317] Total swap = 0kB [ 249.730971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 249.732376] 1965979 pages RAM [ 249.740716] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 249.756364] 0 pages HighMem/MovableOnly [ 249.757082] Node 0 [ 249.760374] 335847 pages reserved [ 249.760379] Normal: [ 249.762591] 0 pages cma reserved [ 249.766043] 0*4kB [ 249.785814] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 249.796660] bridge0: port 2(bridge_slave_1) entered blocking state [ 249.803033] bridge0: port 2(bridge_slave_1) entered forwarding state [ 249.813037] 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 249.822432] Node 1 Normal: 20113*4kB (UM) 2458*8kB (UM) 1331*16kB (UM) 894*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 150020kB [ 249.843034] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 249.850164] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 249.862764] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 249.881551] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 249.889355] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 249.894525] CPU: 0 PID: 10418 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 249.902405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 249.906885] syz-executor.5: [ 249.911776] Call Trace: [ 249.911784] page allocation failure: order:4 [ 249.914791] dump_stack+0xf7/0x13b [ 249.925290] warn_alloc.cold.110+0xa2/0x1be [ 249.929617] ? zone_watermark_ok_safe+0x260/0x260 [ 249.934467] ? __alloc_pages_direct_compact+0xc2/0x330 [ 249.936227] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 249.939870] __alloc_pages_slowpath+0x2052/0x2650 [ 249.939885] ? trace_hardirqs_off+0x10/0x10 [ 249.956654] ? warn_alloc+0x100/0x100 [ 249.960467] ? get_page_from_freelist+0x9ee/0x23b0 [ 249.965408] ? __might_sleep+0x93/0xb0 [ 249.966209] syz-executor.5 cpuset= [ 249.969289] __alloc_pages_nodemask+0x60d/0x770 [ 249.969290] / mems_allowed=0-1 [ 249.972830] ? retint_kernel+0x2d/0x2d [ 249.984550] ? __alloc_pages_slowpath+0x2650/0x2650 [ 249.989569] ? wait_for_completion+0x440/0x440 [ 249.994167] alloc_pages_current+0xd6/0x1b0 [ 249.998490] ion_page_pool_alloc+0x102/0x180 [ 250.002904] ion_system_heap_allocate+0x14e/0x930 [ 250.007746] ? do_raw_spin_unlock+0x16a/0x250 [ 250.012252] ? ion_system_heap_free+0x270/0x270 [ 250.016922] ion_alloc+0x27f/0x770 [ 250.020457] ? ion_dma_buf_release+0x40/0x40 [ 250.024971] ? kasan_check_write+0x14/0x20 [ 250.029214] ion_ioctl+0xe2/0x1b6 [ 250.032654] ? ion_alloc.cold.15+0x32/0x32 [ 250.036888] do_vfs_ioctl+0x180/0xfb0 [ 250.040693] ? __fget+0x1ad/0x2f0 [ 250.044153] ? ioctl_preallocate+0x1a0/0x1a0 [ 250.048564] ? __fget+0x1ca/0x2f0 [ 250.052017] ? security_file_ioctl+0x6a/0xa0 [ 250.056431] ? SyS_clock_settime+0x1a0/0x1a0 [ 250.060833] ? security_file_ioctl+0x6a/0xa0 [ 250.065234] SyS_ioctl+0x74/0x80 [ 250.068592] ? do_vfs_ioctl+0xfb0/0xfb0 [ 250.072569] do_syscall_64+0x1c7/0x5b0 [ 250.076451] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 250.081291] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 250.086479] RIP: 0033:0x45c4a9 [ 250.089650] RSP: 002b:00007ff743001c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 250.097433] RAX: ffffffffffffffda RBX: 00007ff7430026d4 RCX: 000000000045c4a9 [ 250.104690] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 250.111952] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 250.119217] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 250.126479] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 250.134096] CPU: 1 PID: 10424 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 250.141989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 250.148422] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 250.151337] Call Trace: [ 250.161349] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 250.162501] dump_stack+0xf7/0x13b [ 250.162509] warn_alloc.cold.110+0xa2/0x1be [ 250.162517] ? zone_watermark_ok_safe+0x260/0x260 [ 250.162531] ? __alloc_pages_direct_compact+0xc2/0x330 [ 250.173518] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 250.174906] __alloc_pages_slowpath+0x2052/0x2650 [ 250.179803] 7323 total pagecache pages [ 250.184056] ? trace_hardirqs_off+0x10/0x10 [ 250.189874] 0 pages in swap cache [ 250.197867] ? warn_alloc+0x100/0x100 [ 250.197875] ? get_page_from_freelist+0x9ee/0x23b0 [ 250.197888] ? __might_sleep+0x93/0xb0 [ 250.197896] __alloc_pages_nodemask+0x60d/0x770 [ 250.197901] ? trace_hardirqs_off+0x10/0x10 [ 250.197907] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 250.197914] ? __alloc_pages_slowpath+0x2650/0x2650 [ 250.197922] ? wait_for_completion+0x440/0x440 [ 250.204797] Swap cache stats: add 0, delete 0, find 0/0 [ 250.206628] alloc_pages_current+0xd6/0x1b0 [ 250.206638] ion_page_pool_alloc+0x102/0x180 [ 250.206644] ion_system_heap_allocate+0x14e/0x930 [ 250.206650] ? do_raw_spin_unlock+0x16a/0x250 [ 250.206657] ? ion_system_heap_free+0x270/0x270 [ 250.206667] ion_alloc+0x27f/0x770 [ 250.206675] ? ion_dma_buf_release+0x40/0x40 [ 250.206683] ? kasan_check_write+0x14/0x20 [ 250.206689] ion_ioctl+0xe2/0x1b6 [ 250.206694] ? ion_alloc.cold.15+0x32/0x32 [ 250.206705] do_vfs_ioctl+0x180/0xfb0 [ 250.206711] ? __fget+0x1ad/0x2f0 [ 250.206717] ? ioctl_preallocate+0x1a0/0x1a0 [ 250.214153] Free swap = 0kB [ 250.214464] ? __fget+0x1ca/0x2f0 [ 250.219109] Total swap = 0kB [ 250.223168] ? security_file_ioctl+0x6a/0xa0 [ 250.227593] 1965979 pages RAM [ 250.232384] ? SyS_clock_settime+0x1a0/0x1a0 [ 250.237303] 0 pages HighMem/MovableOnly [ 250.241513] ? security_file_ioctl+0x6a/0xa0 [ 250.247076] 335847 pages reserved [ 250.251083] SyS_ioctl+0x74/0x80 [ 250.259776] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 250.260731] ? do_vfs_ioctl+0xfb0/0xfb0 [ 250.267069] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 250.269969] do_syscall_64+0x1c7/0x5b0 [ 250.274608] 0 pages cma reserved [ 250.279114] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 250.279126] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 250.279131] RIP: 0033:0x45c4a9 [ 250.279133] RSP: 002b:00007ff742fe0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 250.279139] RAX: ffffffffffffffda RBX: 00007ff742fe16d4 RCX: 000000000045c4a9 [ 250.279142] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 250.279145] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 250.279148] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 250.279151] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 250.288159] warn_alloc_show_mem: 1 callbacks suppressed [ 250.288161] Mem-Info: [ 250.316160] Out of memory: Kill process 6446 (syz-execprog) score 1 or sacrifice child [ 250.337129] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 250.342818] Killed process 10330 (syz-executor.1) total-vm:39756kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB [ 250.351219] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 250.473924] active_anon:6026 inactive_anon:6061 isolated_anon:0 [ 250.473924] active_file:14 inactive_file:1251 isolated_file:0 [ 250.473924] unevictable:0 dirty:25 writeback:0 unstable:0 [ 250.473924] slab_reclaimable:11294 slab_unreclaimable:117159 [ 250.473924] mapped:2543 shmem:6244 pagetables:464 bounce:0 [ 250.473924] free:85624 free_pcp:63 free_cma:0 [ 250.548107] Node 0 active_anon:23900kB inactive_anon:16048kB active_file:32kB inactive_file:5176kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3836kB dirty:100kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 250.634289] Node 1 active_anon:204kB inactive_anon:8196kB active_file:24kB inactive_file:928kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6836kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 250.671041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 250.685412] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 250.701454] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 250.709295] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 250.738973] systemd-journal invoked oom-killer: gfp_mask=0x14040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0 [ 250.754497] Node 0 DMA free:10380kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 250.808993] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 250.829800] systemd-journal cpuset=/ mems_allowed=0-1 [ 250.835093] CPU: 0 PID: 8723 Comm: systemd-journal Not tainted 4.14.175-syzkaller #0 [ 250.842977] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 250.848178] lowmem_reserve[]: [ 250.852329] Call Trace: [ 250.852331] 0 2570 [ 250.855436] dump_stack+0xf7/0x13b [ 250.858038] 2570 [ 250.860232] dump_header+0x160/0x63f [ 250.863740] 2570 [ 250.865785] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 250.869490] 2570 [ 250.871518] ? ___ratelimit+0x243/0x519 [ 250.878638] ? do_raw_spin_unlock+0x16a/0x250 [ 250.878647] oom_kill_process.cold.24+0xb/0xa1a [ 250.882593] Node 0 [ 250.887063] ? out_of_memory+0x7f9/0x1030 [ 250.887069] ? lock_downgrade+0x7f0/0x7f0 [ 250.887079] out_of_memory+0x2b0/0x1030 [ 250.887087] ? oom_killer_disable+0x1a0/0x1a0 [ 250.887099] ? __alloc_pages_slowpath+0xb69/0x2650 [ 250.887107] __alloc_pages_slowpath+0x1ef3/0x2650 [ 250.893243] DMA32 free:20760kB min:36384kB low:45480kB high:54576kB active_anon:23896kB inactive_anon:16048kB active_file:556kB inactive_file:696kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7040kB pagetables:1820kB bounce:0kB free_pcp:680kB local_pcp:0kB free_cma:0kB [ 250.893982] ? warn_alloc+0x100/0x100 [ 250.898117] lowmem_reserve[]: [ 250.902222] ? get_page_from_freelist+0x9ee/0x23b0 [ 250.908582] 0 [ 250.910659] ? __might_sleep+0x93/0xb0 [ 250.915555] 0 [ 250.920377] __alloc_pages_nodemask+0x60d/0x770 [ 250.920386] ? __alloc_pages_slowpath+0x2650/0x2650 [ 250.920390] ? __alloc_pages_nodemask+0x61a/0x770 [ 250.920399] ? cache_grow_begin+0x331/0x3f0 [ 250.920408] cache_grow_begin+0x80/0x3f0 [ 250.948815] 0 [ 250.952597] fallback_alloc+0x203/0x2c0 [ 250.955696] 0 0 [ 250.960629] ____cache_alloc_node+0x1c7/0x1e0 [ 250.960637] kmem_cache_alloc+0x1f8/0x790 [ 250.960643] ? kern_path_mountpoint+0x40/0x40 [ 250.960650] getname_flags+0xb8/0x520 [ 250.960656] getname+0xd/0x10 [ 250.960661] do_sys_open+0x13f/0x340 [ 250.960667] ? filp_open+0x50/0x50 [ 250.966345] ? do_sys_open+0x340/0x340 [ 250.966351] SyS_open+0x19/0x20 [ 250.966358] do_syscall_64+0x1c7/0x5b0 [ 250.966363] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 250.966374] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 250.966379] RIP: 0033:0x7f44f2f8b840 [ 250.966382] RSP: 002b:00007ffdf6d7dba8 EFLAGS: 00000246 [ 250.968170] Node 0 [ 250.972822] ORIG_RAX: 0000000000000002 [ 250.977880] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 250.982670] RAX: ffffffffffffffda RBX: 00007ffdf6d7deb0 RCX: 00007f44f2f8b840 [ 250.987150] lowmem_reserve[]: [ 250.991160] RDX: 00000000000001a0 RSI: 0000000000080042 RDI: 0000564926847e30 [ 250.992942] 0 [ 250.996893] RBP: 000000000000000d R08: 0000000000000000 R09: 00000000ffffffff [ 250.996896] R10: 0000000000000069 R11: 0000000000000246 R12: 00000000ffffffff [ 250.996899] R13: 0000564926843060 R14: 00007ffdf6d7de70 R15: 0000564926847a30 [ 251.016075] syz-executor.5: [ 251.049299] 0 [ 251.069809] page allocation failure: order:0 [ 251.101349] 0 [ 251.107538] syz-executor.3: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 251.107555] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 251.107573] CPU: 0 PID: 10409 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 251.116271] 0 [ 251.116708] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 251.123959] 0 [ 251.131230] Call Trace: [ 251.131242] dump_stack+0xf7/0x13b [ 251.131251] warn_alloc.cold.110+0xa2/0x1be [ 251.131260] ? zone_watermark_ok_safe+0x260/0x260 [ 251.134258] Node 1 [ 251.136037] ? usleep_range+0x120/0x120 [ 251.136045] ? rcu_read_lock_sched_held+0x108/0x120 [ 251.136053] ? call_timer_fn+0x570/0x570 [ 251.136067] __alloc_pages_slowpath+0x2052/0x2650 [ 251.140493] Normal free:26592kB min:53504kB low:66880kB high:80256kB active_anon:204kB inactive_anon:8196kB active_file:36kB inactive_file:272kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:20kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 251.142288] ? warn_alloc+0x100/0x100 [ 251.154229] lowmem_reserve[]: [ 251.159282] ? get_page_from_freelist+0x26e/0x23b0 [ 251.159296] ? __might_sleep+0x93/0xb0 [ 251.167208] 0 [ 251.168971] __alloc_pages_nodemask+0x60d/0x770 [ 251.178332] 0 [ 251.180089] ? __alloc_pages_slowpath+0x2650/0x2650 [ 251.182655] 0 [ 251.186176] ? wait_for_completion+0x440/0x440 [ 251.186185] alloc_pages_current+0xd6/0x1b0 [ 251.186195] ion_page_pool_alloc+0x102/0x180 [ 251.190499] 0 [ 251.195341] ion_system_heap_allocate+0x14e/0x930 [ 251.197575] 0 [ 251.201509] ? do_raw_spin_unlock+0x16a/0x250 [ 251.210555] ? ion_system_heap_free+0x270/0x270 [ 251.215374] Node 0 [ 251.242876] ion_alloc+0x27f/0x770 [ 251.242888] ? ion_dma_buf_release+0x40/0x40 [ 251.242897] ? kasan_check_write+0x14/0x20 [ 251.242907] ion_ioctl+0xe2/0x1b6 [ 251.246728] Mem-Info: [ 251.249788] ? ion_alloc.cold.15+0x32/0x32 [ 251.254704] active_anon:6003 inactive_anon:6061 isolated_anon:0 [ 251.254704] active_file:43 inactive_file:22 isolated_file:0 [ 251.254704] unevictable:0 dirty:21 writeback:0 unstable:0 [ 251.254704] slab_reclaimable:11275 slab_unreclaimable:116883 [ 251.254704] mapped:1648 shmem:6244 pagetables:454 bounce:0 [ 251.254704] free:13693 free_pcp:30 free_cma:0 [ 251.258576] do_vfs_ioctl+0x180/0xfb0 [ 251.258581] ? __fget+0x1ad/0x2f0 [ 251.258588] ? ioctl_preallocate+0x1a0/0x1a0 [ 251.258596] ? __fget+0x1ca/0x2f0 [ 251.260382] Node 0 active_anon:23808kB inactive_anon:16048kB active_file:60kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:52kB dirty:84kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 251.265024] ? security_file_ioctl+0x6a/0xa0 [ 251.266828] Node 1 active_anon:204kB inactive_anon:8196kB active_file:112kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6540kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 251.271812] ? SyS_clock_settime+0x1a0/0x1a0 [ 251.273587] Node 0 [ 251.278148] ? security_file_ioctl+0x6a/0xa0 [ 251.278155] SyS_ioctl+0x74/0x80 [ 251.278161] ? do_vfs_ioctl+0xfb0/0xfb0 [ 251.278167] do_syscall_64+0x1c7/0x5b0 [ 251.278172] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 251.282474] DMA: [ 251.286858] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 251.286864] RIP: 0033:0x45c4a9 [ 251.286866] RSP: 002b:00007f73b8dcdc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 251.286873] RAX: ffffffffffffffda RBX: 00007f73b8dce6d4 RCX: 000000000045c4a9 [ 251.288654] 35*4kB [ 251.293481] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 251.293484] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 251.295265] (UM) [ 251.299794] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 251.299797] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 251.300140] syz-executor.2: [ 251.304479] DMA free:10380kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 251.306871] page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 251.306884] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 251.306899] CPU: 0 PID: 10195 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 251.306902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 251.306904] Call Trace: [ 251.306913] dump_stack+0xf7/0x13b [ 251.306922] warn_alloc.cold.110+0xa2/0x1be [ 251.306929] ? zone_watermark_ok_safe+0x260/0x260 [ 251.306934] ? usleep_range+0x120/0x120 [ 251.306942] ? rcu_read_lock_sched_held+0x108/0x120 [ 251.306951] ? call_timer_fn+0x570/0x570 [ 251.306963] __alloc_pages_slowpath+0x2052/0x2650 [ 251.306978] ? warn_alloc+0x100/0x100 [ 251.306984] ? get_page_from_freelist+0x26e/0x23b0 [ 251.306996] ? __might_sleep+0x93/0xb0 [ 251.307002] __alloc_pages_nodemask+0x60d/0x770 [ 251.307011] ? __alloc_pages_slowpath+0x2650/0x2650 [ 251.307019] ? wait_for_completion+0x440/0x440 [ 251.307029] alloc_pages_current+0xd6/0x1b0 [ 251.307037] ion_page_pool_alloc+0x102/0x180 [ 251.307042] ion_system_heap_allocate+0x14e/0x930 [ 251.307048] ? do_raw_spin_unlock+0x16a/0x250 [ 251.307056] ? ion_system_heap_free+0x270/0x270 [ 251.307067] ion_alloc+0x27f/0x770 [ 251.307077] ? ion_dma_buf_release+0x40/0x40 [ 251.307087] ? kasan_check_write+0x14/0x20 [ 251.307094] ion_ioctl+0xe2/0x1b6 [ 251.307099] ? ion_alloc.cold.15+0x32/0x32 [ 251.307109] do_vfs_ioctl+0x180/0xfb0 [ 251.307114] ? __fget+0x1ad/0x2f0 [ 251.307120] ? ioctl_preallocate+0x1a0/0x1a0 [ 251.307129] ? __fget+0x1ca/0x2f0 [ 251.307140] ? security_file_ioctl+0x6a/0xa0 [ 251.307145] ? SyS_clock_settime+0x1a0/0x1a0 [ 251.307148] ? security_file_ioctl+0x6a/0xa0 [ 251.307155] SyS_ioctl+0x74/0x80 [ 251.307159] ? do_vfs_ioctl+0xfb0/0xfb0 [ 251.307166] do_syscall_64+0x1c7/0x5b0 [ 251.307170] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 251.307179] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 251.307184] RIP: 0033:0x45c4a9 [ 251.323807] lowmem_reserve[]: [ 251.325216] RSP: 002b:00007f19efdf5c78 EFLAGS: 00000246 [ 251.329471] 0 [ 251.362311] ORIG_RAX: 0000000000000010 [ 251.362316] RAX: ffffffffffffffda RBX: 00007f19efdf66d4 RCX: 000000000045c4a9 [ 251.362318] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 251.362321] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 251.362323] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 251.362326] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 251.362435] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 251.378897] 18*8kB [ 251.405173] warn_alloc_show_mem: 1 callbacks suppressed [ 251.405176] Mem-Info: [ 251.405188] active_anon:6003 inactive_anon:6061 isolated_anon:0 [ 251.405188] active_file:43 inactive_file:22 isolated_file:0 [ 251.405188] unevictable:0 dirty:21 writeback:0 unstable:0 [ 251.405188] slab_reclaimable:11275 slab_unreclaimable:116883 [ 251.405188] mapped:1648 shmem:6244 pagetables:454 bounce:0 [ 251.405188] free:13693 free_pcp:30 free_cma:0 [ 251.405197] Node 0 active_anon:23808kB inactive_anon:16048kB active_file:60kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:52kB dirty:84kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 251.405204] Node 1 active_anon:204kB inactive_anon:8196kB active_file:112kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6540kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 251.405206] Node 0 DMA free:10380kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 251.405217] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 251.422059] (UME) [ 251.436710] (null) [ 251.441035] 2570 [ 251.443244] syz-executor.5 cpuset=/ [ 251.460301] 2570 [ 251.467286] Node 0 [ 251.484801] 5*16kB [ 251.490954] mems_allowed=0-1 [ 251.499429] 2570 [ 251.507850] CPU: 0 PID: 10418 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 251.519106] (UME) [ 251.522680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 251.522683] Call Trace: [ 251.525687] 3*32kB [ 251.551348] dump_stack+0xf7/0x13b [ 251.551357] warn_alloc.cold.110+0xa2/0x1be [ 251.551364] ? zone_watermark_ok_safe+0x260/0x260 [ 251.551370] ? usleep_range+0x120/0x120 [ 251.551376] ? get_page_from_freelist+0x26e/0x23b0 [ 251.551384] ? call_timer_fn+0x570/0x570 [ 251.561789] 2570 [ 251.566855] __alloc_pages_slowpath+0x2052/0x2650 [ 251.566871] ? warn_alloc+0x100/0x100 [ 251.574738] Node 0 [ 251.584077] ? get_page_from_freelist+0x26e/0x23b0 [ 251.584091] ? __might_sleep+0x93/0xb0 [ 251.584098] __alloc_pages_nodemask+0x60d/0x770 [ 251.586681] DMA32 free:17800kB min:36384kB low:45480kB high:54576kB active_anon:23804kB inactive_anon:16048kB active_file:36kB inactive_file:32kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7040kB pagetables:1780kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 251.590181] ? __alloc_pages_slowpath+0x2650/0x2650 [ 251.594473] lowmem_reserve[]: [ 251.599310] ? wait_for_completion+0x440/0x440 [ 251.599319] alloc_pages_current+0xd6/0x1b0 [ 251.599328] ion_page_pool_alloc+0x102/0x180 [ 251.603369] (UME) [ 251.608360] ion_system_heap_allocate+0x14e/0x930 [ 251.608365] ? do_raw_spin_unlock+0x16a/0x250 [ 251.608373] ? ion_system_heap_free+0x270/0x270 [ 251.608383] ion_alloc+0x27f/0x770 [ 251.612418] 9*64kB [ 251.617253] ? ion_dma_buf_release+0x40/0x40 [ 251.617262] ? kasan_check_write+0x14/0x20 [ 251.617269] ion_ioctl+0xe2/0x1b6 [ 251.621072] 0 [ 251.626090] ? ion_alloc.cold.15+0x32/0x32 [ 251.626103] do_vfs_ioctl+0x180/0xfb0 [ 251.626109] ? __fget+0x1ad/0x2f0 [ 251.626115] ? ioctl_preallocate+0x1a0/0x1a0 [ 251.626123] ? __fget+0x1ca/0x2f0 [ 251.629990] 0 [ 251.634649] ? security_file_ioctl+0x6a/0xa0 [ 251.639687] (UME) [ 251.644214] ? SyS_clock_settime+0x1a0/0x1a0 [ 251.648562] 0 [ 251.652939] ? security_file_ioctl+0x6a/0xa0 [ 251.657778] 7*128kB [ 251.662236] SyS_ioctl+0x74/0x80 [ 251.666898] 0 [ 251.670413] ? do_vfs_ioctl+0xfb0/0xfb0 [ 251.674794] 0 [ 251.679008] do_syscall_64+0x1c7/0x5b0 [ 251.679013] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 251.679024] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 251.679029] RIP: 0033:0x45c4a9 [ 251.682470] (UME) [ 251.686673] RSP: 002b:00007ff743001c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 251.686679] RAX: ffffffffffffffda RBX: 00007ff7430026d4 RCX: 000000000045c4a9 [ 251.686682] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 251.686685] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 2020/04/08 19:21:47 result: hanged=false err=executor 1: EOF 2020/04/08 19:21:47 executed programs: 71 [ 251.686688] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 251.686691] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 251.688735] DMA32 free:17800kB min:36384kB low:45480kB high:54576kB active_anon:23804kB inactive_anon:16048kB active_file:36kB inactive_file:32kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7040kB pagetables:1780kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 251.692820] 5*256kB [ 251.693921] lowmem_reserve[]: [ 251.711397] (UME) [ 251.717238] 0 [ 251.726674] 0 [ 251.736301] Node 0 [ 251.738450] 0 [ 251.740022] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 251.743107] 0 [ 251.760026] 2*512kB [ 251.763394] 0 [ 251.780968] lowmem_reserve[]: [ 251.798031] (ME) 2*1024kB [ 251.800965] Node 0 [ 251.805610] (ME) [ 251.808056] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 251.808059] lowmem_reserve[]: 0 0 0 0 0 [ 251.808074] Node 1 Normal free:26592kB min:53504kB low:66880kB high:80256kB active_anon:204kB inactive_anon:8196kB active_file:36kB inactive_file:20kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:20kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 251.808084] lowmem_reserve[]: 0 0 0 0 0 [ 251.808099] Node 0 DMA: 35*4kB (UM) 18*8kB (UME) 5*16kB (UME) 3*32kB (UME) 9*64kB (UME) 7*128kB (UME) 5*256kB (UME) 2*512kB [ 251.843519] 0 [ 251.882238] (ME) [ 251.897383] 2*2048kB [ 251.965970] 2*1024kB [ 251.976525] 0 0 0 0 [ 252.026374] (ME) [ 252.112751] (UE) [ 252.313529] 2*2048kB [ 252.416549] 0*4096kB = 10380kB [ 252.425934] Node 1 Normal free:878448kB min:53504kB low:66880kB high:80256kB active_anon:204kB inactive_anon:8196kB active_file:24kB inactive_file:24kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:20kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 252.435911] Node 0 DMA32: 269*4kB (UE) 139*8kB (UE) 39*16kB (ME) 337*32kB (UME) 1426*64kB (UE) 271*128kB (UM) 170*256kB (UM) 36*512kB (U) 40*1024kB (UM) 4*2048kB (U) 0*4096kB = 250652kB [ 252.495897] lowmem_reserve[]: 0 0 0 0 0 [ 252.499997] Node 0 DMA: 35*4kB (UM) 18*8kB (UME) 5*16kB (UME) 3*32kB (UME) 16*64kB (UME) 7*128kB (UME) 5*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 1*2048kB (E) 1*4096kB (U) = 12876kB [ 252.516912] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 252.535910] Node 0 DMA32: 364*4kB (UME) 498*8kB (UME) 791*16kB (UME) 408*32kB (UME) 1427*64kB (UE) 271*128kB (U) 171*256kB (UM) 42*512kB (U) 40*1024kB (UM) 4*2048kB (U) 0*4096kB = 271600kB [ 252.545889] Node 1 Normal: 8063*4kB (UM) 172*8kB (UM) 2*16kB (UM) 816*32kB (UM) 4263*64kB (UM) 2289*128kB (UM) 736*256kB (U) 270*512kB (U) 197*1024kB (U) 18*2048kB (U) 1*4096kB (U) = 1194940kB [ 252.556601] (UE) [ 252.585974] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 252.595939] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 252.605915] 0*4096kB = 10380kB [ 252.610924] Node 0 DMA32: 2922*4kB (UME) 663*8kB (UE) 906*16kB (UME) 678*32kB (UE) 1515*64kB (UME) 285*128kB (U) 171*256kB (U) 42*512kB (U) 39*1024kB (U) 4*2048kB (U) 0*4096kB = 300032kB [ 252.625881] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 252.635902] Node 1 Normal: 8062*4kB (UM) 412*8kB (UM) 448*16kB (UM) 816*32kB (UM) 4263*64kB (UM) 2289*128kB (UM) 736*256kB (U) 270*512kB (U) 197*1024kB (U) 18*2048kB (U) 1*4096kB (U) = 1203992kB [ 252.645905] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 252.665887] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 252.669187] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 252.695887] Node 1 Normal: 8696*4kB (UM) 427*8kB (UM) 524*16kB (UM) 819*32kB (UM) 4263*64kB (UM) 2289*128kB (UM) 736*256kB (U) 270*512kB (U) 197*1024kB (U) 18*2048kB (U) 1*4096kB (U) = 1207960kB [ 252.696033] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 252.713458] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 252.722305] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 252.730936] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 252.765882] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 252.774768] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 252.775865] 8268 total pagecache pages [ 252.791263] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 252.795905] 8268 total pagecache pages [ 252.804001] 0 pages in swap cache [ 252.806017] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 252.807511] 0 pages in swap cache [ 252.835876] Swap cache stats: add 0, delete 0, find 0/0 [ 252.839237] 8268 total pagecache pages [ 252.841267] Free swap = 0kB [ 252.845144] 0 pages in swap cache [ 252.848210] Swap cache stats: add 0, delete 0, find 0/0 [ 252.855871] Swap cache stats: add 0, delete 0, find 0/0 [ 252.857047] Free swap = 0kB [ 252.862629] Free swap = 0kB [ 252.865340] Total swap = 0kB [ 252.875886] Total swap = 0kB [ 252.878913] 1965979 pages RAM [ 252.882004] 0 pages HighMem/MovableOnly [ 252.885914] Total swap = 0kB [ 252.888998] 1965979 pages RAM [ 252.892092] 0 pages HighMem/MovableOnly [ 252.896043] 335847 pages reserved [ 252.899664] 0 pages cma reserved [ 252.903204] Out of memory: Kill process 8723 (systemd-journal) score 1 or sacrifice child [ 252.906112] 1965979 pages RAM [ 252.914663] 0 pages HighMem/MovableOnly [ 252.922391] 335847 pages reserved [ 252.925918] 0 pages cma reserved [ 252.925996] Killed process 8723 (systemd-journal) total-vm:46096kB, anon-rss:476kB, file-rss:4kB, shmem-rss:6420kB [ 252.939219] 335847 pages reserved [ 252.944784] 0 pages cma reserved [ 253.041983] systemd[1]: systemd-journald.service: Failed with result 'signal'. [ 253.067913] systemd[1]: systemd-journald.service: Service has no hold-off time, scheduling restart. [ 253.090109] systemd[1]: Stopped Flush Journal to Persistent Storage. [ 253.113330] systemd[1]: Stopping Flush Journal to Persistent Storage... [ 253.145106] systemd[1]: Stopped Journal Service. [ 253.250476] systemd[1]: Starting Journal Service... [ 253.443736] systemd-journald[10468]: File /run/log/journal/64dd78f1a75445a997c532444ad0f085/system.journal corrupted or uncleanly shut down, renaming and replacing. [ 254.116753] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 254.125515] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 254.180550] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 254.203046] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 254.225605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 254.259385] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 254.281453] systemd[1]: Started Journal Service. [ 254.288849] syz-executor.3: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 254.302183] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 254.309611] syz-executor.3: [ 254.317793] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 254.330648] page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 254.330844] syz-executor.2 cpuset= [ 254.349302] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 254.359857] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 254.365602] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 254.365720] / [ 254.374251] CPU: 1 PID: 10466 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 254.380966] mems_allowed=0-1 [ 254.383840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 254.383843] Call Trace: [ 254.383856] dump_stack+0xf7/0x13b [ 254.383865] warn_alloc.cold.110+0xa2/0x1be [ 254.406709] ? zone_watermark_ok_safe+0x260/0x260 [ 254.411542] ? __alloc_pages_direct_compact+0xc2/0x330 [ 254.416810] __alloc_pages_slowpath+0x2052/0x2650 [ 254.421646] ? trace_hardirqs_off+0x10/0x10 [ 254.425957] ? warn_alloc+0x100/0x100 [ 254.429751] ? get_page_from_freelist+0x9ee/0x23b0 [ 254.434674] ? __might_sleep+0x93/0xb0 [ 254.438554] __alloc_pages_nodemask+0x60d/0x770 [ 254.443212] ? __alloc_pages_slowpath+0x2650/0x2650 [ 254.448218] ? wait_for_completion+0x440/0x440 [ 254.452794] alloc_pages_current+0xd6/0x1b0 [ 254.457114] ion_page_pool_alloc+0x102/0x180 [ 254.461519] ion_system_heap_allocate+0x14e/0x930 [ 254.466359] ? ion_system_heap_free+0x270/0x270 [ 254.471021] ion_alloc+0x216/0x770 [ 254.474564] ? ion_dma_buf_release+0x40/0x40 [ 254.478972] ? kasan_check_write+0x14/0x20 [ 254.483202] ion_ioctl+0xe2/0x1b6 [ 254.486644] ? ion_alloc.cold.15+0x32/0x32 [ 254.490881] do_vfs_ioctl+0x180/0xfb0 [ 254.494769] ? __fget+0x1ad/0x2f0 [ 254.498221] ? ioctl_preallocate+0x1a0/0x1a0 [ 254.502632] ? __fget+0x1ca/0x2f0 [ 254.506083] ? security_file_ioctl+0x6a/0xa0 [ 254.510492] ? SyS_clock_settime+0x1a0/0x1a0 [ 254.514893] ? security_file_ioctl+0x6a/0xa0 [ 254.519296] SyS_ioctl+0x74/0x80 [ 254.522653] ? do_vfs_ioctl+0xfb0/0xfb0 [ 254.526613] do_syscall_64+0x1c7/0x5b0 [ 254.530491] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 254.535332] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 254.540508] RIP: 0033:0x45c4a9 [ 254.543684] RSP: 002b:00007f73b8dcdc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 254.551382] RAX: ffffffffffffffda RBX: 00007f73b8dce6d4 RCX: 000000000045c4a9 [ 254.558751] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 254.566021] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 254.573290] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 254.580558] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 254.587832] CPU: 0 PID: 10471 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 254.595718] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 254.605080] Call Trace: [ 254.607657] dump_stack+0xf7/0x13b [ 254.611179] warn_alloc.cold.110+0xa2/0x1be [ 254.615614] ? zone_watermark_ok_safe+0x260/0x260 [ 254.620454] ? __lock_is_held+0xb5/0x140 [ 254.624506] ? __alloc_pages_direct_compact+0x28d/0x330 [ 254.629865] __alloc_pages_slowpath+0x2052/0x2650 [ 254.634696] ? trace_hardirqs_off+0x10/0x10 [ 254.639001] ? warn_alloc+0x100/0x100 [ 254.642785] ? get_page_from_freelist+0x9ee/0x23b0 [ 254.647697] ? __might_sleep+0x93/0xb0 [ 254.651569] __alloc_pages_nodemask+0x60d/0x770 [ 254.656221] ? __alloc_pages_slowpath+0x2650/0x2650 [ 254.661221] ? wait_for_completion+0x440/0x440 [ 254.665793] alloc_pages_current+0xd6/0x1b0 [ 254.670099] ion_page_pool_alloc+0x102/0x180 [ 254.674487] ion_system_heap_allocate+0x14e/0x930 [ 254.679315] ? ion_system_heap_free+0x270/0x270 [ 254.683967] ion_alloc+0x216/0x770 [ 254.687491] ? ion_dma_buf_release+0x40/0x40 [ 254.691884] ? kasan_check_write+0x14/0x20 [ 254.696098] ion_ioctl+0xe2/0x1b6 [ 254.699547] ? ion_alloc.cold.15+0x32/0x32 [ 254.703773] do_vfs_ioctl+0x180/0xfb0 [ 254.707552] ? __fget+0x1ad/0x2f0 [ 254.711011] ? ioctl_preallocate+0x1a0/0x1a0 [ 254.715421] ? __fget+0x1ca/0x2f0 [ 254.718859] ? security_file_ioctl+0x6a/0xa0 [ 254.723250] ? SyS_clock_settime+0x1a0/0x1a0 [ 254.727647] ? security_file_ioctl+0x6a/0xa0 [ 254.732047] SyS_ioctl+0x74/0x80 [ 254.735393] ? do_vfs_ioctl+0xfb0/0xfb0 [ 254.739345] do_syscall_64+0x1c7/0x5b0 [ 254.743210] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 254.748038] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 254.753206] RIP: 0033:0x45c4a9 [ 254.756376] RSP: 002b:00007f19efdf5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 254.764065] RAX: ffffffffffffffda RBX: 00007f19efdf66d4 RCX: 000000000045c4a9 [ 254.771321] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 254.778591] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 254.785844] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 254.793093] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 254.800358] CPU: 1 PID: 10465 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 254.808243] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 254.817597] Call Trace: [ 254.820187] dump_stack+0xf7/0x13b [ 254.823733] warn_alloc.cold.110+0xa2/0x1be [ 254.828058] ? zone_watermark_ok_safe+0x260/0x260 [ 254.832912] ? __alloc_pages_direct_compact+0xc2/0x330 [ 254.838195] __alloc_pages_slowpath+0x2052/0x2650 [ 254.843048] ? trace_hardirqs_off+0x10/0x10 [ 254.847370] ? warn_alloc+0x100/0x100 [ 254.851168] ? get_page_from_freelist+0x9ee/0x23b0 [ 254.856103] ? __might_sleep+0x93/0xb0 [ 254.859987] __alloc_pages_nodemask+0x60d/0x770 [ 254.864658] ? __alloc_pages_slowpath+0x2650/0x2650 [ 254.869671] ? wait_for_completion+0x440/0x440 [ 254.874250] alloc_pages_current+0xd6/0x1b0 [ 254.878572] ion_page_pool_alloc+0x102/0x180 [ 254.882977] ion_system_heap_allocate+0x14e/0x930 [ 254.887820] ? ion_system_heap_free+0x270/0x270 [ 254.892484] ion_alloc+0x216/0x770 [ 254.896026] ? ion_dma_buf_release+0x40/0x40 [ 254.900444] ? kasan_check_write+0x14/0x20 [ 254.904692] ion_ioctl+0xe2/0x1b6 [ 254.908140] ? ion_alloc.cold.15+0x32/0x32 [ 254.912375] do_vfs_ioctl+0x180/0xfb0 [ 254.916171] ? __fget+0x1ad/0x2f0 [ 254.919623] ? ioctl_preallocate+0x1a0/0x1a0 [ 254.924032] ? __fget+0x1ca/0x2f0 [ 254.927486] ? security_file_ioctl+0x6a/0xa0 [ 254.931888] ? SyS_clock_settime+0x1a0/0x1a0 [ 254.936292] ? security_file_ioctl+0x6a/0xa0 [ 254.940697] SyS_ioctl+0x74/0x80 [ 254.944059] ? do_vfs_ioctl+0xfb0/0xfb0 [ 254.948038] do_syscall_64+0x1c7/0x5b0 [ 254.951918] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 254.956759] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 254.961951] RIP: 0033:0x45c4a9 [ 254.965136] RSP: 002b:00007f73b8deec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 254.972836] RAX: ffffffffffffffda RBX: 00007f73b8def6d4 RCX: 000000000045c4a9 [ 254.980107] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 254.987381] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 254.994668] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 255.001943] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 255.012612] warn_alloc_show_mem: 2 callbacks suppressed [ 255.012615] Mem-Info: [ 255.020750] active_anon:6610 inactive_anon:8092 isolated_anon:12 [ 255.020750] active_file:1791 inactive_file:2488 isolated_file:0 [ 255.020750] unevictable:0 dirty:64 writeback:0 unstable:0 [ 255.020750] slab_reclaimable:11285 slab_unreclaimable:117924 [ 255.020750] mapped:2898 shmem:8292 pagetables:465 bounce:0 [ 255.020750] free:82563 free_pcp:191 free_cma:0 [ 255.056106] Node 0 active_anon:26212kB inactive_anon:24236kB active_file:7140kB inactive_file:9904kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:11592kB dirty:212kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 255.072828] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 255.090756] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 255.102840] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 255.108290] CPU: 1 PID: 10476 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 255.116265] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 255.125613] Call Trace: [ 255.128206] dump_stack+0xf7/0x13b [ 255.131743] warn_alloc.cold.110+0xa2/0x1be [ 255.136062] ? zone_watermark_ok_safe+0x260/0x260 [ 255.140908] ? __alloc_pages_direct_compact+0xc2/0x330 [ 255.146191] __alloc_pages_slowpath+0x2052/0x2650 [ 255.151039] ? trace_hardirqs_off+0x10/0x10 [ 255.155385] ? warn_alloc+0x100/0x100 [ 255.159188] ? get_page_from_freelist+0x9ee/0x23b0 [ 255.164118] ? __might_sleep+0x93/0xb0 [ 255.168009] __alloc_pages_nodemask+0x60d/0x770 [ 255.172670] ? trace_hardirqs_off+0x10/0x10 [ 255.176988] ? __alloc_pages_slowpath+0x2650/0x2650 [ 255.182010] ? wait_for_completion+0x440/0x440 [ 255.186587] alloc_pages_current+0xd6/0x1b0 [ 255.190905] ion_page_pool_alloc+0x102/0x180 [ 255.195310] ion_system_heap_allocate+0x14e/0x930 [ 255.200146] ? ion_system_heap_free+0x270/0x270 [ 255.204816] ion_alloc+0x216/0x770 [ 255.208356] ? ion_dma_buf_release+0x40/0x40 [ 255.212761] ? kasan_check_write+0x14/0x20 [ 255.216990] ion_ioctl+0xe2/0x1b6 [ 255.220439] ? ion_alloc.cold.15+0x32/0x32 [ 255.224672] do_vfs_ioctl+0x180/0xfb0 [ 255.228477] ? __fget+0x1ad/0x2f0 [ 255.231929] ? ioctl_preallocate+0x1a0/0x1a0 [ 255.236353] ? __fget+0x1ca/0x2f0 [ 255.239816] ? security_file_ioctl+0x6a/0xa0 [ 255.244224] ? SyS_clock_settime+0x1a0/0x1a0 [ 255.248636] ? security_file_ioctl+0x6a/0xa0 [ 255.253053] SyS_ioctl+0x74/0x80 [ 255.256428] ? do_vfs_ioctl+0xfb0/0xfb0 [ 255.260410] do_syscall_64+0x1c7/0x5b0 [ 255.264294] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 255.269147] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 255.274361] RIP: 0033:0x45c4a9 [ 255.274579] Node 1 active_anon:224kB inactive_anon:8132kB active_file:24kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:44kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 255.277545] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 255.277553] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 255.277555] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 255.277558] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 255.277560] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 255.277562] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 255.355171] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 255.362637] Node 0 DMA free:10488kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 255.389457] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 255.394509] Node 0 DMA32 free:33416kB min:36384kB low:45480kB high:54576kB active_anon:26168kB inactive_anon:24236kB active_file:8780kB inactive_file:6296kB unevictable:0kB writepending:64kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7104kB pagetables:1824kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 255.457194] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 255.480111] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 255.493309] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 255.540265] rs:main Q:Reg invoked oom-killer: gfp_mask=0x1c200ca(GFP_HIGHUSER_MOVABLE|__GFP_WRITE), nodemask=(null), order=0, oom_score_adj=0 [ 255.563462] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 255.598734] lowmem_reserve[]: 0 0 0 0 0 [ 255.602775] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 255.608494] rs:main Q:Reg cpuset= [ 255.639703] lowmem_reserve[]: 0 0 0 0 0 [ 255.653882] Node 1 Normal free:40972kB min:53504kB low:66880kB high:80256kB active_anon:224kB inactive_anon:8132kB active_file:24kB inactive_file:48kB unevictable:0kB writepending:44kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:12kB bounce:0kB free_pcp:60kB local_pcp:4kB free_cma:0kB [ 255.699753] / mems_allowed=0-1 [ 255.703053] CPU: 0 PID: 5947 Comm: rs:main Q:Reg Not tainted 4.14.175-syzkaller #0 [ 255.710755] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 255.720102] Call Trace: [ 255.722686] dump_stack+0xf7/0x13b [ 255.726220] dump_header+0x160/0x63f [ 255.729921] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 255.735012] ? ___ratelimit+0x243/0x519 [ 255.738975] ? do_raw_spin_unlock+0x16a/0x250 [ 255.743462] oom_kill_process.cold.24+0xb/0xa1a [ 255.748120] ? out_of_memory+0x7f9/0x1030 [ 255.752259] ? lock_downgrade+0x7f0/0x7f0 [ 255.756408] out_of_memory+0x2b0/0x1030 [ 255.760377] ? oom_killer_disable+0x1a0/0x1a0 [ 255.764886] ? __alloc_pages_slowpath+0xb69/0x2650 [ 255.769805] __alloc_pages_slowpath+0x1ef3/0x2650 [ 255.774649] ? warn_alloc+0x100/0x100 [ 255.778439] ? get_page_from_freelist+0x135/0x23b0 [ 255.783386] ? __might_sleep+0x93/0xb0 [ 255.787291] __alloc_pages_nodemask+0x60d/0x770 [ 255.791961] ? __alloc_pages_slowpath+0x2650/0x2650 [ 255.796975] ? find_get_entry+0xd7/0x5a0 [ 255.801034] ? lock_downgrade+0x7f0/0x7f0 [ 255.805175] alloc_pages_current+0xd6/0x1b0 [ 255.809489] __page_cache_alloc+0x1da/0x330 [ 255.813803] pagecache_get_page+0x129/0x7c0 [ 255.818115] grab_cache_page_write_begin+0x55/0x90 [ 255.823034] ? rcu_read_lock_sched_held+0x108/0x120 [ 255.828041] ext4_da_write_begin+0x243/0xd30 [ 255.832448] ? ext4_write_begin+0x10e0/0x10e0 [ 255.836954] generic_perform_write+0x271/0x450 [ 255.841534] ? __mark_inode_dirty+0xbf5/0xe80 [ 255.846029] ? page_endio+0x430/0x430 [ 255.849824] ? file_update_time+0x22d/0x360 [ 255.854132] ? current_time+0xa0/0xa0 [ 255.857919] ? lock_acquire+0x173/0x400 [ 255.861880] ? ext4_file_write_iter+0x1db/0xe40 [ 255.866538] __generic_file_write_iter+0x201/0x580 [ 255.871456] ext4_file_write_iter+0x27a/0xe40 [ 255.875938] ? find_held_lock+0x36/0x1d0 [ 255.879989] ? ext4_file_mmap+0x260/0x260 [ 255.884130] ? trace_hardirqs_on+0x10/0x10 [ 255.888351] ? trace_hardirqs_off+0x10/0x10 [ 255.892664] __vfs_write+0x413/0x840 [ 255.896365] ? trace_hardirqs_off+0x10/0x10 [ 255.900679] ? kernel_read+0x130/0x130 [ 255.904550] ? __lock_is_held+0xb5/0x140 [ 255.908610] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 255.913351] ? __sb_start_write+0x1f3/0x2a0 [ 255.917666] vfs_write+0x150/0x4f0 [ 255.921197] SyS_write+0x100/0x250 [ 255.924723] ? SyS_read+0x250/0x250 [ 255.928337] ? do_syscall_64+0x4c/0x5b0 [ 255.932305] ? SyS_read+0x250/0x250 [ 255.935949] do_syscall_64+0x1c7/0x5b0 [ 255.939821] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 255.944656] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 255.949834] RIP: 0033:0x7f420ade31cd [ 255.953533] RSP: 002b:00007f4203ffe590 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 255.961235] RAX: ffffffffffffffda RBX: 00007f41f4025900 RCX: 00007f420ade31cd [ 255.968508] RDX: 0000000000000066 RSI: 00007f41f4025900 RDI: 0000000000000008 [ 255.975767] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 255.983024] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f41f4025680 [ 255.990281] R13: 00007f4203ffe5b0 R14: 0000559d1ce53440 R15: 0000000000000066 [ 256.006002] syz-executor.5: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 256.008234] lowmem_reserve[]: 0 0 0 0 0 [ 256.029335] Node 0 DMA: 17*4kB (UM) 36*8kB (UME) 23*16kB (UME) 4*32kB (UME) 3*64kB (UME) 7*128kB (UME) 5*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10388kB [ 256.060619] Node 0 DMA32: 361*4kB (UME) 341*8kB (UME) 127*16kB (UME) 85*32kB (UME) 20*64kB (UM) 17*128kB (M) 7*256kB (M) 5*512kB (M) 0*1024kB 1*2048kB (M) 0*4096kB = 18780kB [ 256.061954] syz-executor.5 cpuset= [ 256.092447] Node 0 [ 256.095510] / mems_allowed=0-1 [ 256.101445] CPU: 1 PID: 10424 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 256.103571] Normal: [ 256.109310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 256.109313] Call Trace: [ 256.109326] dump_stack+0xf7/0x13b [ 256.109335] warn_alloc.cold.110+0xa2/0x1be [ 256.109342] ? zone_watermark_ok_safe+0x260/0x260 [ 256.109348] ? usleep_range+0x120/0x120 [ 256.109353] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 256.109362] ? call_timer_fn+0x570/0x570 [ 256.109370] ? unreserve_highatomic_pageblock+0x315/0x450 [ 256.109380] __alloc_pages_slowpath+0x2052/0x2650 [ 256.109396] ? warn_alloc+0x100/0x100 [ 256.109402] ? get_page_from_freelist+0x26e/0x23b0 [ 256.109414] ? __might_sleep+0x93/0xb0 [ 256.109422] __alloc_pages_nodemask+0x60d/0x770 [ 256.109429] ? __alloc_pages_slowpath+0x2650/0x2650 [ 256.109438] ? wait_for_completion+0x440/0x440 [ 256.109447] alloc_pages_current+0xd6/0x1b0 [ 256.109457] ion_page_pool_alloc+0x102/0x180 [ 256.109461] ion_system_heap_allocate+0x14e/0x930 [ 256.109466] ? do_raw_spin_unlock+0x16a/0x250 [ 256.109474] ? ion_system_heap_free+0x270/0x270 [ 256.109485] ion_alloc+0x27f/0x770 [ 256.109494] ? ion_dma_buf_release+0x40/0x40 [ 256.109503] ? kasan_check_write+0x14/0x20 [ 256.109510] ion_ioctl+0xe2/0x1b6 [ 256.109515] ? ion_alloc.cold.15+0x32/0x32 [ 256.109526] do_vfs_ioctl+0x180/0xfb0 [ 256.109533] ? __fget+0x1ad/0x2f0 [ 256.109539] ? ioctl_preallocate+0x1a0/0x1a0 [ 256.109547] ? __fget+0x1ca/0x2f0 [ 256.109557] ? security_file_ioctl+0x6a/0xa0 [ 256.109563] ? SyS_clock_settime+0x1a0/0x1a0 [ 256.109567] ? security_file_ioctl+0x6a/0xa0 [ 256.109573] SyS_ioctl+0x74/0x80 [ 256.127711] 0*4kB [ 256.131657] ? do_vfs_ioctl+0xfb0/0xfb0 [ 256.149996] 0*8kB [ 256.155128] do_syscall_64+0x1c7/0x5b0 [ 256.173315] 0*16kB [ 256.177170] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 256.177183] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 256.177188] RIP: 0033:0x45c4a9 [ 256.177190] RSP: 002b:00007ff742fe0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 256.177196] RAX: ffffffffffffffda RBX: 00007ff742fe16d4 RCX: 000000000045c4a9 [ 256.177200] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 256.177203] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 256.177206] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 256.177209] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 256.344465] 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 256.352565] Node 1 Normal: 19*4kB (UM) 2*8kB (UM) 2*16kB (UM) 824*32kB (UM) 2*64kB (UM) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26876kB [ 256.363487] warn_alloc_show_mem: 3 callbacks suppressed [ 256.363490] Mem-Info: [ 256.375209] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 256.383502] active_anon:6601 inactive_anon:8092 isolated_anon:0 [ 256.383502] active_file:34 inactive_file:12 isolated_file:0 [ 256.383502] unevictable:0 dirty:0 writeback:0 unstable:0 [ 256.383502] slab_reclaimable:11285 slab_unreclaimable:117654 [ 256.383502] mapped:358 shmem:8292 pagetables:463 bounce:0 [ 256.383502] free:14005 free_pcp:0 free_cma:0 [ 256.384129] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 256.455518] Node 0 active_anon:26172kB inactive_anon:24236kB active_file:132kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1432kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 256.470878] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 256.514136] Node 1 active_anon:232kB inactive_anon:8132kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 256.543520] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 256.565471] Node 0 DMA free:10388kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 256.584771] 8325 total pagecache pages [ 256.615299] 0 pages in swap cache [ 256.631039] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 256.636285] Node 0 DMA32 free:18756kB min:36384kB low:45480kB high:54576kB active_anon:26168kB inactive_anon:24236kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7104kB pagetables:1824kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 256.642678] Swap cache stats: add 0, delete 0, find 0/0 [ 256.679263] Free swap = 0kB [ 256.682300] Total swap = 0kB [ 256.685309] 1965979 pages RAM [ 256.692967] 0 pages HighMem/MovableOnly [ 256.701111] 335847 pages reserved [ 256.704565] 0 pages cma reserved [ 256.714322] Mem-Info: [ 256.720988] active_anon:6601 inactive_anon:8092 isolated_anon:0 [ 256.720988] active_file:23 inactive_file:0 isolated_file:0 [ 256.720988] unevictable:0 dirty:0 writeback:0 unstable:0 [ 256.720988] slab_reclaimable:11285 slab_unreclaimable:117654 [ 256.720988] mapped:358 shmem:8292 pagetables:463 bounce:0 [ 256.720988] free:14005 free_pcp:0 free_cma:0 [ 256.729504] lowmem_reserve[]: [ 256.764615] Node 0 active_anon:26172kB inactive_anon:24236kB active_file:88kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1432kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 256.769699] 0 [ 256.805921] Node 1 active_anon:232kB inactive_anon:8132kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 256.810487] 0 [ 256.845028] Node 0 DMA free:10388kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 256.850358] 0 [ 256.883690] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 256.888722] 0 [ 256.892678] Node 0 [ 256.892679] 0 [ 256.894464] DMA32 free:18756kB min:36384kB low:45480kB high:54576kB active_anon:26168kB inactive_anon:24236kB active_file:132kB inactive_file:16kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7104kB pagetables:1824kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 256.906668] Node 0 [ 256.937452] lowmem_reserve[]: 0 0 0 0 0 [ 256.943001] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 256.943692] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 256.983881] lowmem_reserve[]: [ 257.014768] lowmem_reserve[]: 0 0 0 0 0 [ 257.019709] 0 0 [ 257.021917] Node 1 Normal free:26876kB min:53504kB low:66880kB high:80256kB active_anon:232kB inactive_anon:8132kB active_file:0kB inactive_file:60kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:12kB bounce:0kB free_pcp:16kB local_pcp:0kB free_cma:0kB [ 257.023888] 0 [ 257.062440] lowmem_reserve[]: 0 0 0 0 0 [ 257.067275] 0 0 [ 257.070177] Node 0 [ 257.070228] Node 1 [ 257.070229] DMA: 17*4kB [ 257.072458] Normal free:26876kB min:53504kB low:66880kB high:80256kB active_anon:232kB inactive_anon:8132kB active_file:0kB inactive_file:8kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:12kB bounce:0kB free_pcp:16kB local_pcp:16kB free_cma:0kB [ 257.074671] (UM) [ 257.094353] lowmem_reserve[]: [ 257.114994] 36*8kB (UME) 23*16kB (UME) 4*32kB (UME) 3*64kB (UME) 7*128kB (UME) 5*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10388kB [ 257.122331] 0 [ 257.142872] Node 0 DMA32: 361*4kB (UME) 341*8kB (UME) 129*16kB (UME) 84*32kB (UME) 20*64kB (UM) 17*128kB (M) 7*256kB (M) 5*512kB (M) 0*1024kB 1*2048kB (M) 0*4096kB = 18780kB [ 257.147580] 0 0 0 0 [ 257.163878] Node 0 DMA: 17*4kB (UM) 36*8kB (UME) 23*16kB (UME) 4*32kB (UME) 3*64kB (UME) 7*128kB (UME) 5*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10388kB [ 257.170316] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 257.194467] Node 0 DMA32: 361*4kB (UME) 341*8kB (UME) 129*16kB (UME) 84*32kB (UME) 20*64kB (UM) 17*128kB (M) 7*256kB (M) 5*512kB (M) 0*1024kB 1*2048kB (M) 0*4096kB = 18780kB [ 257.204278] Node 1 Normal: 19*4kB (UM) 7*8kB (UM) 4*16kB (UM) 824*32kB (UM) 2*64kB (UM) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26948kB [ 257.224292] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 257.233826] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 257.244508] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 257.249157] Node 1 Normal: 19*4kB (UM) 7*8kB (UM) 4*16kB (UM) 824*32kB (UM) 2*64kB (UM) 2*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26948kB [ 257.262046] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 257.282016] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 257.286053] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 257.310289] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 257.313151] 8325 total pagecache pages [ 257.323050] 0 pages in swap cache [ 257.328003] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 257.335070] Swap cache stats: add 0, delete 0, find 0/0 [ 257.344368] Free swap = 0kB [ 257.352462] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 257.357447] Total swap = 0kB [ 257.364424] 1965979 pages RAM [ 257.369828] 8325 total pagecache pages [ 257.373827] 0 pages HighMem/MovableOnly [ 257.374428] 0 pages in swap cache [ 257.382509] 335847 pages reserved [ 257.393277] 0 pages cma reserved [ 257.400960] Out of memory: Kill process 10463 (syz-executor.3) score 1000 or sacrifice child [ 257.402499] Swap cache stats: add 0, delete 0, find 0/0 [ 257.420497] Killed process 10465 (syz-executor.3) total-vm:40148kB, anon-rss:2172kB, file-rss:0kB, shmem-rss:0kB [ 257.496122] oom_reaper: reaped process 10465 (syz-executor.3), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 257.505368] Free swap = 0kB [ 257.511280] Total swap = 0kB [ 257.514461] 1965979 pages RAM [ 257.524547] oom_reaper: reaped process 10476 (syz-executor.2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 257.567762] rs:main Q:Reg invoked oom-killer: gfp_mask=0x1c200ca(GFP_HIGHUSER_MOVABLE|__GFP_WRITE), nodemask=(null), order=0, oom_score_adj=0 [ 257.594910] rs:main Q:Reg cpuset=/ mems_allowed=0-1 [ 257.602948] CPU: 0 PID: 5947 Comm: rs:main Q:Reg Not tainted 4.14.175-syzkaller #0 [ 257.605111] 0 pages HighMem/MovableOnly [ 257.611131] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 257.611135] Call Trace: [ 257.611150] dump_stack+0xf7/0x13b [ 257.611160] dump_header+0x160/0x63f [ 257.611167] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 257.611174] ? ___ratelimit+0x243/0x519 [ 257.611179] ? do_raw_spin_unlock+0x16a/0x250 [ 257.611184] oom_kill_process.cold.24+0xb/0xa1a [ 257.611188] ? out_of_memory+0x7f9/0x1030 [ 257.611194] ? lock_downgrade+0x7f0/0x7f0 [ 257.611203] out_of_memory+0x2b0/0x1030 [ 257.611212] ? oom_killer_disable+0x1a0/0x1a0 [ 257.611220] ? __alloc_pages_slowpath+0xb69/0x2650 [ 257.646164] 335847 pages reserved [ 257.648324] __alloc_pages_slowpath+0x1ef3/0x2650 [ 257.652965] 0 pages cma reserved [ 257.657121] ? warn_alloc+0x100/0x100 [ 257.657129] ? get_page_from_freelist+0x135/0x23b0 [ 257.657141] ? __might_sleep+0x93/0xb0 [ 257.657150] __alloc_pages_nodemask+0x60d/0x770 [ 257.703644] ? __alloc_pages_slowpath+0x2650/0x2650 [ 257.708670] ? find_get_entry+0xd7/0x5a0 [ 257.712728] ? lock_downgrade+0x7f0/0x7f0 [ 257.716884] alloc_pages_current+0xd6/0x1b0 [ 257.721208] __page_cache_alloc+0x1da/0x330 [ 257.725533] pagecache_get_page+0x129/0x7c0 [ 257.729852] grab_cache_page_write_begin+0x55/0x90 [ 257.734784] ? rcu_read_lock_sched_held+0x108/0x120 [ 257.739795] ext4_da_write_begin+0x243/0xd30 [ 257.744212] ? ext4_write_begin+0x10e0/0x10e0 [ 257.748715] generic_perform_write+0x271/0x450 [ 257.753297] ? __mark_inode_dirty+0xbf5/0xe80 [ 257.757795] ? page_endio+0x430/0x430 [ 257.761595] ? file_update_time+0x22d/0x360 [ 257.765921] ? current_time+0xa0/0xa0 [ 257.769744] ? lock_acquire+0x173/0x400 [ 257.773711] ? ext4_file_write_iter+0x1db/0xe40 [ 257.778468] __generic_file_write_iter+0x201/0x580 [ 257.783401] ext4_file_write_iter+0x27a/0xe40 [ 257.787894] ? find_held_lock+0x36/0x1d0 [ 257.791950] ? ext4_file_mmap+0x260/0x260 [ 257.796098] ? trace_hardirqs_on+0x10/0x10 [ 257.800335] ? trace_hardirqs_off+0x10/0x10 [ 257.804654] __vfs_write+0x413/0x840 [ 257.808358] ? trace_hardirqs_off+0x10/0x10 [ 257.812689] ? kernel_read+0x130/0x130 [ 257.816575] ? __lock_is_held+0xb5/0x140 [ 257.820642] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 257.825398] ? __sb_start_write+0x1f3/0x2a0 [ 257.829726] vfs_write+0x150/0x4f0 [ 257.833269] SyS_write+0x100/0x250 [ 257.838551] ? SyS_read+0x250/0x250 [ 257.842173] ? do_syscall_64+0x4c/0x5b0 [ 257.846139] ? SyS_read+0x250/0x250 [ 257.849760] do_syscall_64+0x1c7/0x5b0 [ 257.853646] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 257.858490] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 257.863672] RIP: 0033:0x7f420ade31cd [ 257.867483] RSP: 002b:00007f4203ffe590 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 257.875184] RAX: ffffffffffffffda RBX: 00007f41f4025900 RCX: 00007f420ade31cd [ 257.882458] RDX: 0000000000000066 RSI: 00007f41f4025900 RDI: 0000000000000008 [ 257.889823] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 257.897123] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f41f4025680 [ 257.904386] R13: 00007f4203ffe5b0 R14: 0000559d1ce53440 R15: 0000000000000066 [ 257.912013] syz-executor.3: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 257.924009] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 257.929192] CPU: 0 PID: 10466 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 257.935512] syz-executor.2: [ 257.937062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 257.937069] page allocation failure: order:0 [ 257.940063] Call Trace: [ 257.940075] dump_stack+0xf7/0x13b [ 257.949492] syz-executor.2: [ 257.953847] warn_alloc.cold.110+0xa2/0x1be [ 257.967262] ? zone_watermark_ok_safe+0x260/0x260 [ 257.972099] ? usleep_range+0x120/0x120 [ 257.976070] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 257.981174] ? call_timer_fn+0x570/0x570 [ 257.985240] ? unreserve_highatomic_pageblock+0x315/0x450 [ 257.985379] Mem-Info: [ 257.990782] __alloc_pages_slowpath+0x2052/0x2650 [ 257.993186] active_anon:6051 inactive_anon:8092 isolated_anon:0 [ 257.993186] active_file:37 inactive_file:15 isolated_file:0 [ 257.993186] unevictable:0 dirty:0 writeback:0 unstable:0 [ 257.993186] slab_reclaimable:11285 slab_unreclaimable:117206 [ 257.993186] mapped:358 shmem:8292 pagetables:463 bounce:0 [ 257.993186] free:29806 free_pcp:399 free_cma:0 [ 257.998014] ? warn_alloc+0x100/0x100 [ 257.998021] ? get_page_from_freelist+0x26e/0x23b0 [ 257.998033] ? __might_sleep+0x93/0xb0 [ 257.998047] __alloc_pages_nodemask+0x60d/0x770 [ 258.030973] page allocation failure: order:0 [ 258.034728] ? __alloc_pages_slowpath+0x2650/0x2650 [ 258.057562] ? wait_for_completion+0x440/0x440 [ 258.062142] alloc_pages_current+0xd6/0x1b0 [ 258.065331] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 258.066456] ion_page_pool_alloc+0x102/0x180 [ 258.074059] syz-executor.2 cpuset= [ 258.078447] ion_system_heap_allocate+0x14e/0x930 [ 258.078454] ? ion_system_heap_free+0x270/0x270 [ 258.078464] ion_alloc+0x216/0x770 [ 258.078472] ? ion_dma_buf_release+0x40/0x40 [ 258.078482] ? kasan_check_write+0x14/0x20 [ 258.082021] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 258.086818] ion_ioctl+0xe2/0x1b6 [ 258.086824] ? ion_alloc.cold.15+0x32/0x32 [ 258.086836] do_vfs_ioctl+0x180/0xfb0 [ 258.122124] ? __fget+0x1ad/0x2f0 [ 258.125318] (null) [ 258.125569] ? ioctl_preallocate+0x1a0/0x1a0 [ 258.127701] syz-executor.2 cpuset=/ [ 258.132103] ? __fget+0x1ca/0x2f0 [ 258.132113] ? security_file_ioctl+0x6a/0xa0 [ 258.143549] ? SyS_clock_settime+0x1a0/0x1a0 [ 258.147949] ? security_file_ioctl+0x6a/0xa0 [ 258.152354] SyS_ioctl+0x74/0x80 [ 258.155713] ? do_vfs_ioctl+0xfb0/0xfb0 [ 258.159680] do_syscall_64+0x1c7/0x5b0 [ 258.163561] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 258.168397] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 258.173577] RIP: 0033:0x45c4a9 [ 258.175303] / [ 258.176754] RSP: 002b:00007f73b8dcdc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 258.178465] mems_allowed=0-1 [ 258.186144] RAX: ffffffffffffffda RBX: 00007f73b8dce6d4 RCX: 000000000045c4a9 [ 258.186147] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 258.186149] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 258.186152] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 258.186154] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 258.188253] Mem-Info: [ 258.189306] mems_allowed=0-1 [ 258.189316] CPU: 1 PID: 10471 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 258.189324] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 258.189326] Call Trace: [ 258.189336] dump_stack+0xf7/0x13b [ 258.189345] warn_alloc.cold.110+0xa2/0x1be [ 258.189351] ? zone_watermark_ok_safe+0x260/0x260 [ 258.189357] ? usleep_range+0x120/0x120 [ 258.189364] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 258.189374] ? call_timer_fn+0x570/0x570 [ 258.189381] ? unreserve_highatomic_pageblock+0x315/0x450 [ 258.189393] __alloc_pages_slowpath+0x2052/0x2650 [ 258.189410] ? warn_alloc+0x100/0x100 [ 258.189418] ? get_page_from_freelist+0x26e/0x23b0 [ 258.189433] ? __might_sleep+0x93/0xb0 [ 258.189441] __alloc_pages_nodemask+0x60d/0x770 [ 258.189449] ? __alloc_pages_slowpath+0x2650/0x2650 [ 258.189458] ? wait_for_completion+0x440/0x440 [ 258.189468] alloc_pages_current+0xd6/0x1b0 [ 258.189476] ion_page_pool_alloc+0x102/0x180 [ 258.202776] active_anon:6046 inactive_anon:8092 isolated_anon:0 [ 258.202776] active_file:50 inactive_file:313 isolated_file:0 [ 258.202776] unevictable:0 dirty:0 writeback:0 unstable:0 [ 258.202776] slab_reclaimable:11285 slab_unreclaimable:117206 [ 258.202776] mapped:508 shmem:8292 pagetables:462 bounce:0 [ 258.202776] free:61601 free_pcp:392 free_cma:0 [ 258.204126] ion_system_heap_allocate+0x14e/0x930 [ 258.204136] ? ion_system_heap_free+0x270/0x270 [ 258.204146] ion_alloc+0x216/0x770 [ 258.204156] ? ion_dma_buf_release+0x40/0x40 [ 258.204167] ? kasan_check_write+0x14/0x20 [ 258.204175] ion_ioctl+0xe2/0x1b6 [ 258.204180] ? ion_alloc.cold.15+0x32/0x32 [ 258.204193] do_vfs_ioctl+0x180/0xfb0 [ 258.204199] ? __fget+0x1ad/0x2f0 [ 258.204206] ? ioctl_preallocate+0x1a0/0x1a0 [ 258.204215] ? __fget+0x1ca/0x2f0 [ 258.204226] ? security_file_ioctl+0x6a/0xa0 [ 258.204233] ? SyS_clock_settime+0x1a0/0x1a0 [ 258.204237] ? security_file_ioctl+0x6a/0xa0 [ 258.204244] SyS_ioctl+0x74/0x80 [ 258.204250] ? do_vfs_ioctl+0xfb0/0xfb0 [ 258.204257] do_syscall_64+0x1c7/0x5b0 [ 258.204262] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 258.204272] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 258.204279] RIP: 0033:0x45c4a9 [ 258.218134] Node 0 active_anon:23960kB inactive_anon:24236kB active_file:300kB inactive_file:1648kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2532kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 258.220651] RSP: 002b:00007f19efdf5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 258.220658] RAX: ffffffffffffffda RBX: 00007f19efdf66d4 RCX: 000000000045c4a9 [ 258.220662] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 258.220665] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 258.220668] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 258.220671] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 258.235348] CPU: 1 PID: 10476 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 258.343464] Node 1 active_anon:224kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 258.358145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 258.358150] Call Trace: [ 258.358163] dump_stack+0xf7/0x13b [ 258.358172] warn_alloc.cold.110+0xa2/0x1be [ 258.358179] ? zone_watermark_ok_safe+0x260/0x260 [ 258.358184] ? usleep_range+0x120/0x120 [ 258.358189] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 258.358199] ? call_timer_fn+0x570/0x570 [ 258.358205] ? unreserve_highatomic_pageblock+0x315/0x450 [ 258.358214] __alloc_pages_slowpath+0x2052/0x2650 [ 258.358230] ? warn_alloc+0x100/0x100 [ 258.358238] ? get_page_from_freelist+0x26e/0x23b0 [ 258.358250] ? __might_sleep+0x93/0xb0 [ 258.358258] __alloc_pages_nodemask+0x60d/0x770 [ 258.358263] ? trace_hardirqs_off+0x10/0x10 [ 258.358270] ? __alloc_pages_slowpath+0x2650/0x2650 [ 258.358278] ? wait_for_completion+0x440/0x440 [ 258.358287] alloc_pages_current+0xd6/0x1b0 [ 258.358295] ion_page_pool_alloc+0x102/0x180 [ 258.358300] ion_system_heap_allocate+0x14e/0x930 [ 258.358308] ? ion_system_heap_free+0x270/0x270 [ 258.358317] ion_alloc+0x216/0x770 [ 258.358326] ? ion_dma_buf_release+0x40/0x40 [ 258.358336] ? kasan_check_write+0x14/0x20 [ 258.358342] ion_ioctl+0xe2/0x1b6 [ 258.358347] ? ion_alloc.cold.15+0x32/0x32 [ 258.358357] do_vfs_ioctl+0x180/0xfb0 [ 258.358363] ? __fget+0x1ad/0x2f0 [ 258.358370] ? ioctl_preallocate+0x1a0/0x1a0 [ 258.358379] ? __fget+0x1ca/0x2f0 [ 258.358390] ? security_file_ioctl+0x6a/0xa0 [ 258.358396] ? SyS_clock_settime+0x1a0/0x1a0 [ 258.358400] ? security_file_ioctl+0x6a/0xa0 [ 258.358407] SyS_ioctl+0x74/0x80 [ 258.358413] ? do_vfs_ioctl+0xfb0/0xfb0 [ 258.358419] do_syscall_64+0x1c7/0x5b0 [ 258.358424] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 258.358432] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 258.358437] RIP: 0033:0x45c4a9 [ 258.358440] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 258.358446] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 258.358450] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 258.358452] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 258.358455] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 258.358457] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 258.362237] Node 0 active_anon:24060kB inactive_anon:24236kB active_file:560kB inactive_file:2768kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2832kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 258.378662] Node 0 [ 258.525302] Node 1 active_anon:224kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 258.892098] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 258.909026] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 258.945842] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 258.954284] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 259.072553] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 259.085251] DMA free:10428kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 259.105966] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 259.138421] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 259.186829] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 259.193464] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 259.204424] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 259.205243] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 259.241436] device veth0_vlan entered promiscuous mode [ 259.260109] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 259.265385] Node 0 DMA32 free:510796kB min:36384kB low:45480kB high:54576kB active_anon:24060kB inactive_anon:24236kB active_file:2100kB inactive_file:1872kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7104kB pagetables:1820kB bounce:0kB free_pcp:1396kB local_pcp:688kB free_cma:0kB [ 259.267726] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 259.385361] lowmem_reserve[]: 0 0 0 0 0 [ 259.389413] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 259.392200] device veth1_vlan entered promiscuous mode [ 259.447746] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 259.457972] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 259.469673] lowmem_reserve[]: 0 0 0 0 0 [ 259.473692] Node 1 Normal free:293880kB min:53504kB low:66880kB high:80256kB active_anon:224kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:12kB bounce:0kB free_pcp:1380kB local_pcp:636kB free_cma:0kB [ 259.511392] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 259.525372] lowmem_reserve[]: 0 0 0 0 0 [ 259.538118] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 259.555599] Node 0 DMA: 12*4kB (UM) 22*8kB (UME) 16*16kB (UME) 16*32kB (UME) 3*64kB (UME) 5*128kB (UME) 6*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10528kB [ 259.568442] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 259.615418] Node 0 DMA32: 7136*4kB (UME) 14334*8kB (UME) 11119*16kB (UME) 5798*32kB (UME) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 506656kB [ 259.618512] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 259.675331] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 259.678483] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 259.695194] Node 1 Normal: 271*4kB (UM) 616*8kB (UM) 681*16kB (UM) 676*32kB (UM) 2060*64kB (U) 608*128kB (U) 161*256kB (U) 17*512kB (U) 1*1024kB (U) 0*2048kB 0*4096kB = 299148kB [ 259.735780] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 259.745575] device veth0_macvtap entered promiscuous mode [ 259.752298] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 259.797961] device veth1_macvtap entered promiscuous mode [ 259.804621] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 259.825984] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 259.834032] 8021q: adding VLAN 0 to HW filter on device bond0 [ 259.880036] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 259.883346] Node 0 DMA free:10388kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 259.890270] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 259.923093] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 259.923187] syz-executor.2: [ 259.945577] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 259.957138] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 259.965624] CPU: 0 PID: 10471 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 259.974496] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 259.985140] page allocation failure: order:4 [ 259.985280] Call Trace: [ 259.985288] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 259.989973] dump_stack+0xf7/0x13b [ 259.992914] (null) [ 260.000557] warn_alloc.cold.110+0xa2/0x1be [ 260.000565] ? zone_watermark_ok_safe+0x260/0x260 [ 260.000578] ? __alloc_pages_direct_compact+0xc2/0x330 [ 260.000586] __alloc_pages_slowpath+0x2052/0x2650 [ 260.000598] ? trace_hardirqs_off+0x10/0x10 [ 260.017544] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 260.022126] ? warn_alloc+0x100/0x100 [ 260.035238] lowmem_reserve[]: [ 260.038767] ? get_page_from_freelist+0x9ee/0x23b0 [ 260.042540] 0 [ 260.045632] ? __might_sleep+0x93/0xb0 [ 260.045640] __alloc_pages_nodemask+0x60d/0x770 [ 260.045648] ? __alloc_pages_slowpath+0x2650/0x2650 [ 260.045658] ? wait_for_completion+0x440/0x440 [ 260.057137] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 260.061128] alloc_pages_current+0xd6/0x1b0 [ 260.083882] syz-executor.2 cpuset= [ 260.084695] ion_page_pool_alloc+0x102/0x180 [ 260.084696] / mems_allowed=0-1 [ 260.088221] ion_system_heap_allocate+0x14e/0x930 [ 260.088227] ? do_raw_spin_unlock+0x16a/0x250 [ 260.088233] ? ion_system_heap_free+0x270/0x270 [ 260.088243] ion_alloc+0x27f/0x770 [ 260.088251] ? ion_dma_buf_release+0x40/0x40 [ 260.088260] ? kasan_check_write+0x14/0x20 [ 260.092666] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 260.095826] ion_ioctl+0xe2/0x1b6 [ 260.095831] ? ion_alloc.cold.15+0x32/0x32 [ 260.095841] do_vfs_ioctl+0x180/0xfb0 [ 260.095845] ? __fget+0x1ad/0x2f0 [ 260.095852] ? ioctl_preallocate+0x1a0/0x1a0 [ 260.095860] ? __fget+0x1ca/0x2f0 [ 260.095870] ? security_file_ioctl+0x6a/0xa0 [ 260.105121] 2570 [ 260.105170] ? SyS_clock_settime+0x1a0/0x1a0 [ 260.109814] 2570 [ 260.113337] ? security_file_ioctl+0x6a/0xa0 [ 260.117765] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 260.121940] SyS_ioctl+0x74/0x80 [ 260.165101] 2570 [ 260.166570] ? do_vfs_ioctl+0xfb0/0xfb0 [ 260.170968] 2570 [ 260.180655] do_syscall_64+0x1c7/0x5b0 [ 260.180660] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 260.180670] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 260.180676] RIP: 0033:0x45c4a9 [ 260.180680] RSP: 002b:00007f19efdf5c78 EFLAGS: 00000246 [ 260.184039] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 260.186068] ORIG_RAX: 0000000000000010 [ 260.186072] RAX: ffffffffffffffda RBX: 00007f19efdf66d4 RCX: 000000000045c4a9 [ 260.186075] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 260.186077] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 260.186079] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 260.186082] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 260.225691] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 260.232843] CPU: 1 PID: 10476 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 260.245181] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 260.249908] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 260.275113] 9562 total pagecache pages [ 260.281147] Call Trace: [ 260.305146] 0 pages in swap cache [ 260.305509] dump_stack+0xf7/0x13b [ 260.309092] Swap cache stats: add 0, delete 0, find 0/0 [ 260.312625] warn_alloc.cold.110+0xa2/0x1be [ 260.322286] ? zone_watermark_ok_safe+0x260/0x260 [ 260.325159] Free swap = 0kB [ 260.327143] ? __alloc_pages_direct_compact+0xc2/0x330 [ 260.330175] Total swap = 0kB [ 260.335548] __alloc_pages_slowpath+0x2052/0x2650 [ 260.335562] ? trace_hardirqs_off+0x10/0x10 [ 260.335570] ? warn_alloc+0x100/0x100 [ 260.335576] ? get_page_from_freelist+0x9ee/0x23b0 [ 260.335587] ? __might_sleep+0x93/0xb0 [ 260.335594] __alloc_pages_nodemask+0x60d/0x770 [ 260.335601] ? __alloc_pages_slowpath+0x2650/0x2650 [ 260.335609] ? wait_for_completion+0x440/0x440 [ 260.335618] alloc_pages_current+0xd6/0x1b0 [ 260.335628] ion_page_pool_alloc+0x102/0x180 [ 260.335636] ion_system_heap_allocate+0x14e/0x930 [ 260.355114] 1965979 pages RAM [ 260.356690] ? do_raw_spin_unlock+0x16a/0x250 [ 260.360562] 0 pages HighMem/MovableOnly [ 260.365229] ? ion_system_heap_free+0x270/0x270 [ 260.365239] ion_alloc+0x27f/0x770 [ 260.365248] ? ion_dma_buf_release+0x40/0x40 [ 260.365257] ? kasan_check_write+0x14/0x20 [ 260.365262] ion_ioctl+0xe2/0x1b6 [ 260.365267] ? ion_alloc.cold.15+0x32/0x32 [ 260.365278] do_vfs_ioctl+0x180/0xfb0 [ 260.365283] ? __fget+0x1ad/0x2f0 [ 260.365289] ? ioctl_preallocate+0x1a0/0x1a0 [ 260.365296] ? __fget+0x1ca/0x2f0 [ 260.365305] ? security_file_ioctl+0x6a/0xa0 [ 260.365311] ? SyS_clock_settime+0x1a0/0x1a0 [ 260.365314] ? security_file_ioctl+0x6a/0xa0 [ 260.365319] SyS_ioctl+0x74/0x80 [ 260.365325] ? do_vfs_ioctl+0xfb0/0xfb0 [ 260.365331] do_syscall_64+0x1c7/0x5b0 [ 260.365336] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 260.365348] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 260.365353] RIP: 0033:0x45c4a9 [ 260.365355] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 260.365361] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 260.365364] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 260.365366] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 260.365370] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 260.365373] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 260.415121] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 260.445110] Node 0 [ 260.465176] 335847 pages reserved [ 260.509794] DMA32 free:313652kB min:36384kB low:45480kB high:54576kB active_anon:23980kB inactive_anon:24236kB active_file:2152kB inactive_file:2840kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7104kB pagetables:1820kB bounce:0kB free_pcp:256kB local_pcp:120kB free_cma:0kB [ 260.527969] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 260.555066] lowmem_reserve[]: [ 260.567093] 0 pages cma reserved [ 260.591060] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 260.605336] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 260.608048] 0 0 0 0 0 [ 260.613951] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 260.620605] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 260.627053] warn_alloc_show_mem: 2 callbacks suppressed [ 260.627055] Mem-Info: [ 260.646065] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 260.656716] active_anon:6047 inactive_anon:8092 isolated_anon:0 [ 260.656716] active_file:538 inactive_file:711 isolated_file:0 [ 260.656716] unevictable:0 dirty:0 writeback:0 unstable:0 [ 260.656716] slab_reclaimable:11284 slab_unreclaimable:117481 [ 260.656716] mapped:1333 shmem:8292 pagetables:462 bounce:0 [ 260.656716] free:76788 free_pcp:25 free_cma:0 [ 260.665473] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 260.715052] lowmem_reserve[]: 0 0 0 0 0 [ 260.721959] Node 1 Normal free:31828kB min:53504kB low:66880kB high:80256kB active_anon:204kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:12kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 260.735065] Node 0 active_anon:23984kB inactive_anon:24236kB active_file:2152kB inactive_file:2840kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:5332kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 260.775546] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 260.795105] lowmem_reserve[]: 0 0 0 0 0 [ 260.799147] Node 0 DMA: 11*4kB (UM) 20*8kB (UME) 17*16kB (UME) 16*32kB (UME) 3*64kB (UME) 4*128kB (UME) 6*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10396kB [ 260.818942] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 260.825147] Node 1 active_anon:204kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 260.835531] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 260.877990] Node 0 DMA32: 143*4kB (ME) 150*8kB (ME) 63*16kB (UME) 2452*32kB (UME) 5*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 81564kB [ 260.885113] Node 0 DMA free:10396kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 260.905048] Node 0 [ 260.923599] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 260.948099] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 260.956133] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 260.962210] 8021q: adding VLAN 0 to HW filter on device team0 [ 260.965049] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 260.975266] Node 0 DMA32 free:24092kB min:36384kB low:45480kB high:54576kB active_anon:23980kB inactive_anon:24236kB active_file:2704kB inactive_file:1608kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7104kB pagetables:1820kB bounce:0kB free_pcp:708kB local_pcp:624kB free_cma:0kB [ 260.995686] Node 1 [ 261.008905] IPVS: ftp: loaded support on port[0] = 21 [ 261.032882] lowmem_reserve[]: 0 0 0 0 0 [ 261.040374] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 261.061645] Normal: [ 261.067754] lowmem_reserve[]: 0 0 0 0 0 [ 261.071863] 10*4kB [ 261.074068] Node 1 [ 261.074070] (M) 112*8kB [ 261.076381] Normal free:26684kB min:53504kB low:66880kB high:80256kB active_anon:204kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:12kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 261.078881] (UM) [ 261.081252] lowmem_reserve[]: [ 261.112157] 678*16kB [ 261.115068] 0 [ 261.115339] (UM) [ 261.117686] 0 0 [ 261.119475] 464*32kB [ 261.121522] 0 0 [ 261.123480] (UM) [ 261.125994] Node 0 DMA: 6*4kB (UM) 20*8kB (UME) 17*16kB (UME) 16*32kB (UME) 3*64kB (UME) 4*128kB (UME) 6*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10376kB [ 261.126051] Node 0 DMA32: 398*4kB (UME) 282*8kB (UME) 116*16kB (ME) 390*32kB (UME) [ 261.131438] 2*64kB [ 261.146677] 3*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18376kB [ 261.165506] (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26760kB [ 261.167681] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 261.185000] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 261.185777] Node 1 [ 261.194298] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 261.194301] Normal: 10*4kB [ 261.200086] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 261.208997] (M) [ 261.217039] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 261.217186] 112*8kB [ 261.219004] 8322 total pagecache pages [ 261.232504] (UM) 678*16kB (UM) 464*32kB (UM) 2*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26760kB [ 261.234006] 0 pages in swap cache [ 261.244645] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 261.244648] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 261.244652] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 261.244655] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 261.244658] 8322 total pagecache pages [ 261.244667] 0 pages in swap cache [ 261.248686] Swap cache stats: add 0, delete 0, find 0/0 [ 261.259829] Swap cache stats: add 0, delete 0, find 0/0 [ 261.265815] Free swap = 0kB [ 261.274487] Free swap = 0kB [ 261.274490] Total swap = 0kB [ 261.285168] Total swap = 0kB [ 261.289872] 1965979 pages RAM [ 261.290531] 1965979 pages RAM [ 261.295880] 0 pages HighMem/MovableOnly [ 261.295882] 335847 pages reserved [ 261.295885] 0 pages cma reserved [ 261.335651] 0 pages HighMem/MovableOnly [ 261.339644] 335847 pages reserved [ 261.343097] 0 pages cma reserved [ 261.349320] Out of memory: Kill process 6446 (syz-execprog) score 1 or sacrifice child [ 261.357503] Killed process 9986 (syz-executor.0) total-vm:39756kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB [ 261.398062] oom_reaper: reaped process 9991 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 261.417257] syz-executor.2 invoked oom-killer: gfp_mask=0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null), order=0, oom_score_adj=1000 [ 261.434122] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 261.439545] CPU: 0 PID: 10471 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 261.447419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 261.456780] Call Trace: [ 261.459398] dump_stack+0xf7/0x13b [ 261.462958] dump_header+0x160/0x63f [ 261.466671] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 261.471762] ? ___ratelimit+0x243/0x519 [ 261.475714] ? do_raw_spin_unlock+0x16a/0x250 [ 261.480188] oom_kill_process.cold.24+0xb/0xa1a [ 261.484966] ? out_of_memory+0x7f9/0x1030 [ 261.489110] ? lock_downgrade+0x7f0/0x7f0 [ 261.493354] out_of_memory+0x2b0/0x1030 [ 261.497325] ? oom_killer_disable+0x1a0/0x1a0 [ 261.501807] ? __alloc_pages_slowpath+0xb69/0x2650 [ 261.506723] __alloc_pages_slowpath+0x1ef3/0x2650 [ 261.511561] ? warn_alloc+0x100/0x100 [ 261.515347] ? get_page_from_freelist+0x26e/0x23b0 [ 261.520259] ? __might_sleep+0x93/0xb0 [ 261.524132] __alloc_pages_nodemask+0x60d/0x770 [ 261.528779] ? __alloc_pages_slowpath+0x2650/0x2650 [ 261.533778] ? wait_for_completion+0x440/0x440 [ 261.538348] alloc_pages_current+0xd6/0x1b0 [ 261.542652] ion_page_pool_alloc+0x102/0x180 [ 261.547064] ion_system_heap_allocate+0x14e/0x930 [ 261.551887] ? do_raw_spin_unlock+0x16a/0x250 [ 261.556362] ? ion_system_heap_free+0x270/0x270 [ 261.561014] ion_alloc+0x27f/0x770 [ 261.564548] ? ion_dma_buf_release+0x40/0x40 [ 261.568954] ? kasan_check_write+0x14/0x20 [ 261.573168] ion_ioctl+0xe2/0x1b6 [ 261.576601] ? ion_alloc.cold.15+0x32/0x32 [ 261.580817] do_vfs_ioctl+0x180/0xfb0 [ 261.584597] ? __fget+0x1ad/0x2f0 [ 261.588032] ? ioctl_preallocate+0x1a0/0x1a0 [ 261.592423] ? __fget+0x1ca/0x2f0 [ 261.595867] ? security_file_ioctl+0x6a/0xa0 [ 261.600252] ? SyS_clock_settime+0x1a0/0x1a0 [ 261.604637] ? security_file_ioctl+0x6a/0xa0 [ 261.609039] SyS_ioctl+0x74/0x80 [ 261.612407] ? do_vfs_ioctl+0xfb0/0xfb0 [ 261.616378] do_syscall_64+0x1c7/0x5b0 [ 261.620258] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 261.625084] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 261.630253] RIP: 0033:0x45c4a9 [ 261.633422] RSP: 002b:00007f19efdf5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 261.641120] RAX: ffffffffffffffda RBX: 00007f19efdf66d4 RCX: 000000000045c4a9 [ 261.648369] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 261.655619] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 261.662867] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 261.670124] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 261.685024] syz-executor.3: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 261.697262] syz-executor.0: page allocation failure: order:0, mode:0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null) [ 261.704992] Mem-Info: [ 261.713186] active_anon:6021 inactive_anon:8092 isolated_anon:0 [ 261.713186] active_file:14 inactive_file:16 isolated_file:0 [ 261.713186] unevictable:0 dirty:0 writeback:0 unstable:0 [ 261.713186] slab_reclaimable:11275 slab_unreclaimable:117169 [ 261.713186] mapped:426 shmem:8292 pagetables:448 bounce:0 [ 261.713186] free:13744 free_pcp:0 free_cma:0 [ 261.722035] syz-executor.3 cpuset= [ 261.746572] syz-executor.3: [ 261.747682] syz-executor.0 cpuset= [ 261.750118] page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 261.750130] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 261.750149] CPU: 1 PID: 10465 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 261.750152] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 261.750155] Call Trace: [ 261.750166] dump_stack+0xf7/0x13b [ 261.753316] / [ 261.756832] warn_alloc.cold.110+0xa2/0x1be [ 261.756839] ? zone_watermark_ok_safe+0x260/0x260 [ 261.756847] ? usleep_range+0x120/0x120 [ 261.756855] ? get_page_from_freelist+0x26e/0x23b0 [ 261.756864] ? call_timer_fn+0x570/0x570 [ 261.783928] mems_allowed=0-1 [ 261.789751] __alloc_pages_slowpath+0x2052/0x2650 [ 261.789769] ? warn_alloc+0x100/0x100 [ 261.789776] ? get_page_from_freelist+0x26e/0x23b0 [ 261.789788] ? __might_sleep+0x93/0xb0 [ 261.789795] __alloc_pages_nodemask+0x60d/0x770 [ 261.789802] ? retint_kernel+0x2d/0x2d [ 261.789808] ? __alloc_pages_slowpath+0x2650/0x2650 [ 261.794957] syz-executor.2: [ 261.795914] ? wait_for_completion+0x440/0x440 [ 261.797602] page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 261.801906] ? __alloc_pages_nodemask+0x20f/0x770 [ 261.801915] alloc_pages_current+0xd6/0x1b0 [ 261.806786] / [ 261.810692] ion_page_pool_alloc+0x102/0x180 [ 261.815714] (null) [ 261.819733] ion_system_heap_allocate+0x14e/0x930 [ 261.822828] syz-executor.2 cpuset= [ 261.827655] ? ion_system_heap_free+0x270/0x270 [ 261.827666] ion_alloc+0x216/0x770 [ 261.827674] ? ion_dma_buf_release+0x40/0x40 [ 261.827683] ? kasan_check_write+0x14/0x20 [ 261.827690] ion_ioctl+0xe2/0x1b6 [ 261.844967] mems_allowed=0-1 [ 261.845518] ? ion_alloc.cold.15+0x32/0x32 [ 261.874932] / [ 261.876801] do_vfs_ioctl+0x180/0xfb0 [ 261.881099] mems_allowed=0-1 [ 261.882799] ? __fget+0x1ad/0x2f0 [ 261.937217] ? ioctl_preallocate+0x1a0/0x1a0 [ 261.941620] ? __fget+0x1ca/0x2f0 [ 261.945067] ? security_file_ioctl+0x6a/0xa0 [ 261.949466] ? SyS_clock_settime+0x1a0/0x1a0 [ 261.953858] ? security_file_ioctl+0x6a/0xa0 [ 261.958248] SyS_ioctl+0x74/0x80 [ 261.961592] ? do_vfs_ioctl+0xfb0/0xfb0 [ 261.965546] do_syscall_64+0x1c7/0x5b0 [ 261.969428] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 261.974254] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 261.979423] RIP: 0033:0x45c4a9 [ 261.982595] RSP: 002b:00007f73b8deec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 261.990308] RAX: ffffffffffffffda RBX: 00007f73b8def6d4 RCX: 000000000045c4a9 [ 261.997574] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 262.005097] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 262.012351] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 262.019602] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 262.026875] CPU: 0 PID: 10476 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 262.034773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 262.044122] Call Trace: [ 262.046711] dump_stack+0xf7/0x13b [ 262.050275] warn_alloc.cold.110+0xa2/0x1be [ 262.054344] Node 0 active_anon:23880kB inactive_anon:24236kB active_file:60kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1704kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 262.054585] ? zone_watermark_ok_safe+0x260/0x260 [ 262.082993] Node 1 active_anon:204kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 262.087775] ? usleep_range+0x120/0x120 [ 262.087783] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 262.087793] ? call_timer_fn+0x570/0x570 [ 262.087802] ? unreserve_highatomic_pageblock+0x315/0x450 [ 262.114336] Node 0 [ 262.118291] __alloc_pages_slowpath+0x2052/0x2650 [ 262.118315] ? warn_alloc+0x100/0x100 [ 262.118324] ? get_page_from_freelist+0x26e/0x23b0 [ 262.123457] DMA free:10376kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 262.127602] ? __might_sleep+0x93/0xb0 [ 262.127612] __alloc_pages_nodemask+0x60d/0x770 [ 262.127620] ? __alloc_pages_slowpath+0x2650/0x2650 [ 262.127630] ? wait_for_completion+0x440/0x440 [ 262.127642] alloc_pages_current+0xd6/0x1b0 [ 262.133167] lowmem_reserve[]: [ 262.135402] ion_page_pool_alloc+0x102/0x180 [ 262.135409] ion_system_heap_allocate+0x14e/0x930 [ 262.135415] ? do_raw_spin_unlock+0x16a/0x250 [ 262.135422] ? ion_system_heap_free+0x270/0x270 [ 262.135431] ion_alloc+0x27f/0x770 [ 262.135440] ? ion_dma_buf_release+0x40/0x40 [ 262.140285] 0 [ 262.144074] ? kasan_check_write+0x14/0x20 [ 262.149033] 2570 [ 262.174666] ion_ioctl+0xe2/0x1b6 [ 262.174672] ? ion_alloc.cold.15+0x32/0x32 [ 262.174683] do_vfs_ioctl+0x180/0xfb0 [ 262.174689] ? __fget+0x1ad/0x2f0 [ 262.178574] 2570 [ 262.183214] ? ioctl_preallocate+0x1a0/0x1a0 [ 262.188236] 2570 [ 262.192780] ? __fget+0x1ca/0x2f0 [ 262.197110] 2570 [ 262.200204] ? security_file_ioctl+0x6a/0xa0 [ 262.209413] ? SyS_clock_settime+0x1a0/0x1a0 [ 262.209418] ? security_file_ioctl+0x6a/0xa0 [ 262.209425] SyS_ioctl+0x74/0x80 [ 262.209431] ? do_vfs_ioctl+0xfb0/0xfb0 [ 262.213904] Node 0 [ 262.218553] do_syscall_64+0x1c7/0x5b0 [ 262.218558] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 262.218568] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 262.218573] RIP: 0033:0x45c4a9 [ 262.222098] DMA32 free:18036kB min:36384kB low:45480kB high:54576kB active_anon:23876kB inactive_anon:24236kB active_file:60kB inactive_file:56kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7040kB pagetables:1764kB bounce:0kB free_pcp:12kB local_pcp:0kB free_cma:0kB [ 262.226484] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 262.226491] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 262.226494] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 262.226497] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 262.226500] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 262.226503] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 262.232504] CPU: 0 PID: 10466 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 262.232563] lowmem_reserve[]: [ 262.234611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 262.234614] Call Trace: [ 262.253331] 0 [ 262.253486] dump_stack+0xf7/0x13b [ 262.257907] 0 [ 262.260269] warn_alloc.cold.110+0xa2/0x1be [ 262.263694] 0 [ 262.265736] ? zone_watermark_ok_safe+0x260/0x260 [ 262.265752] ? __alloc_pages_direct_compact+0xc2/0x330 [ 262.265760] __alloc_pages_slowpath+0x2052/0x2650 [ 262.270144] 0 [ 262.274561] ? trace_hardirqs_off+0x10/0x10 [ 262.278958] 0 [ 262.282290] ? warn_alloc+0x100/0x100 [ 262.288453] ? get_page_from_freelist+0x9ee/0x23b0 [ 262.292314] Node 0 [ 262.297150] ? __might_sleep+0x93/0xb0 [ 262.297159] __alloc_pages_nodemask+0x60d/0x770 [ 262.297165] ? retint_kernel+0x2d/0x2d [ 262.302355] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 262.305518] ? __alloc_pages_slowpath+0x2650/0x2650 [ 262.305527] ? wait_for_completion+0x440/0x440 [ 262.305536] alloc_pages_current+0xd6/0x1b0 [ 262.333586] warn_alloc_show_mem: 1 callbacks suppressed [ 262.333588] Mem-Info: [ 262.341249] ion_page_pool_alloc+0x102/0x180 [ 262.341256] ion_system_heap_allocate+0x14e/0x930 [ 262.341264] ? do_raw_spin_unlock+0x16a/0x250 [ 262.348547] active_anon:6021 inactive_anon:8092 isolated_anon:0 [ 262.348547] active_file:15 inactive_file:15 isolated_file:0 [ 262.348547] unevictable:0 dirty:0 writeback:0 unstable:0 [ 262.348547] slab_reclaimable:11275 slab_unreclaimable:117169 [ 262.348547] mapped:426 shmem:8292 pagetables:448 bounce:0 [ 262.348547] free:13792 free_pcp:3 free_cma:0 [ 262.355776] ? ion_system_heap_free+0x270/0x270 [ 262.355787] ion_alloc+0x27f/0x770 [ 262.355796] ? ion_dma_buf_release+0x40/0x40 [ 262.363080] lowmem_reserve[]: [ 262.370329] ? kasan_check_write+0x14/0x20 [ 262.370336] ion_ioctl+0xe2/0x1b6 [ 262.370342] ? ion_alloc.cold.15+0x32/0x32 [ 262.370354] do_vfs_ioctl+0x180/0xfb0 [ 262.377637] Node 0 active_anon:23880kB inactive_anon:24236kB active_file:60kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1704kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 262.385475] ? __fget+0x1ad/0x2f0 [ 262.385482] ? ioctl_preallocate+0x1a0/0x1a0 [ 262.385492] ? __fget+0x1ca/0x2f0 [ 262.388604] 0 [ 262.397948] ? security_file_ioctl+0x6a/0xa0 [ 262.397955] ? SyS_clock_settime+0x1a0/0x1a0 [ 262.397959] ? security_file_ioctl+0x6a/0xa0 [ 262.397965] SyS_ioctl+0x74/0x80 [ 262.400535] Node 1 active_anon:204kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 262.402307] ? do_vfs_ioctl+0xfb0/0xfb0 [ 262.405840] Node 0 [ 262.407610] do_syscall_64+0x1c7/0x5b0 [ 262.411909] DMA free:10376kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 262.413686] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 262.418525] 0 [ 262.423775] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 262.428627] lowmem_reserve[]: [ 262.430389] RIP: 0033:0x45c4a9 [ 262.434682] 0 [ 262.436473] RSP: 002b:00007f73b8dcdc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 262.436480] RAX: ffffffffffffffda RBX: 00007f73b8dce6d4 RCX: 000000000045c4a9 [ 262.436483] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 262.436485] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 262.436488] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 262.436492] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 262.440279] 0 [ 262.452447] CPU: 0 PID: 9991 Comm: syz-executor.0 Not tainted 4.14.175-syzkaller #0 [ 262.466396] 2570 [ 262.484443] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 262.484447] Call Trace: [ 262.484459] dump_stack+0xf7/0x13b [ 262.484467] warn_alloc.cold.110+0xa2/0x1be [ 262.484476] ? zone_watermark_ok_safe+0x260/0x260 [ 262.489543] 0 [ 262.494078] ? usleep_range+0x120/0x120 [ 262.494090] ? get_page_from_freelist+0x26e/0x23b0 [ 262.498432] 0 [ 262.503754] ? call_timer_fn+0x570/0x570 [ 262.510559] __alloc_pages_slowpath+0x2052/0x2650 [ 262.515403] 2570 [ 262.519867] ? warn_alloc+0x100/0x100 [ 262.552525] Node 1 [ 262.557165] ? get_page_from_freelist+0x26e/0x23b0 [ 262.557178] ? __might_sleep+0x93/0xb0 [ 262.557186] __alloc_pages_nodemask+0x60d/0x770 [ 262.557194] ? __alloc_pages_slowpath+0x2650/0x2650 [ 262.564894] Normal free:26756kB min:53504kB low:66880kB high:80256kB active_anon:204kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:12kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 262.565156] ? lock_downgrade+0x7f0/0x7f0 [ 262.568251] lowmem_reserve[]: [ 262.572501] alloc_pages_current+0xd6/0x1b0 [ 262.575973] 0 [ 262.580145] __page_cache_alloc+0x1da/0x330 [ 262.583928] 0 [ 262.611555] filemap_fault+0xbc4/0x1ae0 [ 262.611569] ? __lock_page_or_retry+0x820/0x820 [ 262.611577] ? lock_acquire+0x173/0x400 [ 262.611583] ? ext4_filemap_fault+0x75/0xb0 [ 262.611593] ext4_filemap_fault+0x7d/0xb0 [ 262.611599] __do_fault+0xf3/0x340 [ 262.611605] __handle_mm_fault+0x21eb/0x3870 [ 262.611615] ? copy_page_range+0x1d10/0x1d10 [ 262.611620] ? find_held_lock+0x36/0x1d0 [ 262.611635] handle_mm_fault+0x234/0x6e0 [ 262.615151] 2570 [ 262.619522] ? find_vma+0x1a/0x150 [ 262.622958] 2570 [ 262.624759] __do_page_fault+0x44d/0xb00 [ 262.644873] Node 0 [ 262.667638] ? _raw_spin_unlock_irq+0x60/0x80 [ 262.667650] ? vmalloc_fault+0xc90/0xc90 [ 262.667656] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 262.684871] 0 [ 262.703410] ? page_fault+0x2f/0x50 [ 262.703418] do_page_fault+0x64/0x3fb [ 262.703424] ? page_fault+0x2f/0x50 [ 262.724906] DMA32 free:70388kB min:36384kB low:45480kB high:54576kB active_anon:23876kB inactive_anon:24236kB active_file:60kB inactive_file:56kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7040kB pagetables:1764kB bounce:0kB free_pcp:12kB local_pcp:0kB free_cma:0kB [ 262.731018] page_fault+0x45/0x50 [ 262.744861] 0 [ 262.745544] RIP: 0033:0x43aad0 [ 262.753151] 0 [ 262.760442] RSP: 002b:00007fff780f5988 EFLAGS: 00010202 [ 262.760448] RAX: 0000000000000000 RBX: 00007fff780f60c0 RCX: 0000000000000024 [ 262.760450] RDX: 0000000000000002 RSI: 0000000000c82250 RDI: 0000000000000000 [ 262.760453] RBP: 00000000004c1b1c R08: 0000000000000000 R09: 0000000000000000 [ 262.760455] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 262.760458] R13: 00007fff780f5f10 R14: 00000000004c1b1c R15: 000000aaaaaaaaaa [ 262.895969] lowmem_reserve[]: [ 263.071301] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 263.084208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 263.097171] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 263.116944] bridge0: port 1(bridge_slave_0) entered blocking state [ 263.123322] bridge0: port 1(bridge_slave_0) entered forwarding state [ 263.150154] Node 0 DMA: 6*4kB (UM) 21*8kB (UME) 17*16kB (UME) 16*32kB (UME) 5*64kB (UME) 6*128kB (UME) 6*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10768kB [ 263.153807] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 263.173769] Node 0 DMA32: 162*4kB (UME) 149*8kB (ME) 60*16kB (E) 13*32kB (UE) 1676*64kB (U) 200*128kB (U) 35*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 145040kB [ 263.191762] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 263.207214] Node 1 Normal: 2*4kB (UM) 104*8kB (U) 676*16kB (UM) 464*32kB (UM) 3662*64kB (UM) 490*128kB (UM) 216*256kB (U) 31*512kB (U) 1*1024kB (U) 0*2048kB 0*4096kB = 395784kB [ 263.209706] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 263.231183] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 263.240851] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 263.252911] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 263.260422] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 263.268088] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 263.270206] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 263.285796] 10988 total pagecache pages [ 263.288068] bridge0: port 2(bridge_slave_1) entered blocking state [ 263.289772] 0 pages in swap cache [ 263.296130] bridge0: port 2(bridge_slave_1) entered forwarding state [ 263.312178] 0 0 0 0 0 2020/04/08 19:21:58 executed programs: 74 [ 263.312656] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 263.315283] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 263.331954] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 263.355474] lowmem_reserve[]: 0 0 0 0 0 [ 263.360065] Node 1 Normal free:395720kB min:53504kB low:66880kB high:80256kB active_anon:204kB inactive_anon:8132kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:4kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:12kB bounce:0kB free_pcp:124kB local_pcp:0kB free_cma:0kB [ 263.364536] Swap cache stats: add 0, delete 0, find 0/0 [ 263.391623] lowmem_reserve[]: 0 0 0 0 0 [ 263.401702] Node 0 DMA: 6*4kB (UM) 21*8kB (UME) 17*16kB (UME) 16*32kB (UME) 5*64kB (UME) 6*128kB (UME) 6*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10768kB [ 263.421656] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 263.435816] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 263.440898] Node 0 DMA32: 161*4kB (ME) 149*8kB (UE) 61*16kB (ME) 12*32kB (E) 146*64kB (UM) 198*128kB (UM) 29*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 45308kB [ 263.469289] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 263.477418] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 263.483601] Node 0 [ 263.485954] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 263.490000] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 263.504900] Free swap = 0kB [ 263.514149] Total swap = 0kB [ 263.525490] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 263.527137] Node 1 [ 263.534479] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 263.551035] Normal: 1*4kB (U) 2*8kB (UM) 0*16kB 3*32kB (UM) 931*64kB (UM) 490*128kB (UM) 216*256kB (U) 31*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 193588kB [ 263.555309] 1965979 pages RAM [ 263.568613] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 263.585346] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 263.593096] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 263.594244] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 263.600613] 0 pages HighMem/MovableOnly [ 263.624821] 335847 pages reserved [ 263.628314] 0 pages cma reserved [ 263.631695] Out of memory: Kill process 6446 (syz-execprog) score 1 or sacrifice child [ 263.632110] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 263.640519] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 263.669972] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 263.674834] Killed process 10460 (syz-executor.1) total-vm:39756kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB [ 263.689496] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 263.698588] 11257 total pagecache pages [ 263.702646] 0 pages in swap cache [ 263.706358] Swap cache stats: add 0, delete 0, find 0/0 [ 263.712845] Free swap = 0kB [ 263.715978] Total swap = 0kB [ 263.719065] 1965979 pages RAM [ 263.722229] 0 pages HighMem/MovableOnly [ 263.726317] 335847 pages reserved [ 263.729836] 0 pages cma reserved [ 263.739103] syz-executor.2: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 263.764822] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 263.770090] CPU: 1 PID: 10471 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 263.777969] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 263.787322] Call Trace: [ 263.790015] dump_stack+0xf7/0x13b [ 263.793732] warn_alloc.cold.110+0xa2/0x1be [ 263.798051] ? zone_watermark_ok_safe+0x260/0x260 [ 263.802892] ? wake_up_q+0x9c/0xe0 [ 263.806448] ? __mutex_unlock_slowpath+0x29b/0x7e0 [ 263.811386] __alloc_pages_slowpath+0x2052/0x2650 [ 263.816236] ? warn_alloc+0x100/0x100 [ 263.820046] ? get_page_from_freelist+0x26e/0x23b0 [ 263.824995] ? __might_sleep+0x93/0xb0 [ 263.828910] __alloc_pages_nodemask+0x60d/0x770 [ 263.833696] ? __alloc_pages_slowpath+0x2650/0x2650 [ 263.838820] ? wait_for_completion+0x440/0x440 [ 263.843403] alloc_pages_current+0xd6/0x1b0 [ 263.847724] ion_page_pool_alloc+0x102/0x180 [ 263.852131] ion_system_heap_allocate+0x14e/0x930 [ 263.856970] ? do_raw_spin_unlock+0x16a/0x250 [ 263.861742] ? ion_system_heap_free+0x270/0x270 [ 263.867655] ion_alloc+0x27f/0x770 [ 263.871284] ? ion_dma_buf_release+0x40/0x40 [ 263.875692] ? kasan_check_write+0x14/0x20 [ 263.879927] ion_ioctl+0xe2/0x1b6 [ 263.883397] ? ion_alloc.cold.15+0x32/0x32 [ 263.887660] do_vfs_ioctl+0x180/0xfb0 [ 263.891460] ? __fget+0x1ad/0x2f0 [ 263.894912] ? ioctl_preallocate+0x1a0/0x1a0 [ 263.899317] ? __fget+0x1ca/0x2f0 [ 263.902856] ? security_file_ioctl+0x6a/0xa0 [ 263.907264] ? SyS_clock_settime+0x1a0/0x1a0 [ 263.911665] ? security_file_ioctl+0x6a/0xa0 [ 263.916069] SyS_ioctl+0x74/0x80 [ 263.919430] ? do_vfs_ioctl+0xfb0/0xfb0 [ 263.923432] do_syscall_64+0x1c7/0x5b0 [ 263.927577] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 263.932617] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 263.938235] RIP: 0033:0x45c4a9 [ 263.941415] RSP: 002b:00007f19efdf5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 263.949306] RAX: ffffffffffffffda RBX: 00007f19efdf66d4 RCX: 000000000045c4a9 [ 263.956568] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 263.963839] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 263.971276] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 263.978559] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 264.302827] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 264.318903] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 264.349587] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 264.362060] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 264.415281] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 264.421813] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready 2020/04/08 19:22:00 result: hanged=false err=executor 0: EOF 2020/04/08 19:22:00 result: hanged=false err=executor 1: EOF [ 264.479506] warn_alloc_show_mem: 3 callbacks suppressed [ 264.479510] Mem-Info: [ 264.505257] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 264.511490] active_anon:6033 inactive_anon:8092 isolated_anon:0 [ 264.511490] active_file:1065 inactive_file:973 isolated_file:0 [ 264.511490] unevictable:0 dirty:7 writeback:0 unstable:0 [ 264.511490] slab_reclaimable:11275 slab_unreclaimable:117191 [ 264.511490] mapped:2339 shmem:8292 pagetables:448 bounce:0 [ 264.511490] free:96128 free_pcp:182 free_cma:0 [ 264.556260] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 264.562557] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 264.570794] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 264.590628] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 264.648112] Node 0 active_anon:23916kB inactive_anon:24236kB active_file:3288kB inactive_file:3528kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8300kB dirty:20kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 264.677279] kworker/u4:5 invoked oom-killer: gfp_mask=0x15080c0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), nodemask=(null), order=0, oom_score_adj=0 [ 264.695984] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 264.704943] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 264.718117] kworker/u4:5 cpuset=/ mems_allowed=0-1 [ 264.735781] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 264.743010] CPU: 0 PID: 10537 Comm: kworker/u4:5 Not tainted 4.14.175-syzkaller #0 [ 264.750728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 264.751207] syz-executor.5 cpuset= [ 264.760071] Call Trace: [ 264.760085] dump_stack+0xf7/0x13b [ 264.760095] dump_header+0x160/0x63f [ 264.760102] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 264.760116] ? ___ratelimit+0x243/0x519 [ 264.772268] Node 1 active_anon:316kB inactive_anon:8132kB active_file:76kB inactive_file:80kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:156kB dirty:8kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 264.773469] ? do_raw_spin_unlock+0x16a/0x250 [ 264.778601] / [ 264.782519] oom_kill_process.cold.24+0xb/0xa1a [ 264.809207] Node 0 [ 264.813667] ? out_of_memory+0x7f9/0x1030 [ 264.815385] DMA free:10372kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 264.820016] ? lock_downgrade+0x7f0/0x7f0 [ 264.822223] lowmem_reserve[]: [ 264.826353] out_of_memory+0x2b0/0x1030 [ 264.826363] ? oom_killer_disable+0x1a0/0x1a0 [ 264.826371] ? __alloc_pages_slowpath+0xb69/0x2650 [ 264.852313] mems_allowed=0-1 [ 264.856419] __alloc_pages_slowpath+0x1ef3/0x2650 [ 264.856436] ? warn_alloc+0x100/0x100 [ 264.874632] 0 [ 264.875929] ? get_page_from_freelist+0x26e/0x23b0 [ 264.880740] 2570 2570 [ 264.884532] ? __might_sleep+0x93/0xb0 [ 264.894624] 2570 [ 264.897570] __alloc_pages_nodemask+0x60d/0x770 [ 264.897572] 2570 [ 264.899649] ? __alloc_pages_slowpath+0x2650/0x2650 [ 264.904315] Node 0 [ 264.906386] ? __lock_acquire+0x6a4/0x4500 [ 264.906395] alloc_pages_current+0xd6/0x1b0 [ 264.906404] __get_free_pages+0xf/0x40 [ 264.906408] get_zeroed_page+0x11/0x20 [ 264.906414] __pud_alloc+0x2e/0x1b0 [ 264.906420] __handle_mm_fault+0x9ff/0x3870 [ 264.906429] ? copy_page_range+0x1d10/0x1d10 [ 264.934676] DMA32 free:20096kB min:36384kB low:45480kB high:54576kB active_anon:23912kB inactive_anon:24236kB active_file:680kB inactive_file:548kB unevictable:0kB writepending:20kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1760kB bounce:0kB free_pcp:1116kB local_pcp:672kB free_cma:0kB [ 264.938096] ? find_held_lock+0x36/0x1d0 [ 264.942594] lowmem_reserve[]: [ 264.971328] handle_mm_fault+0x234/0x6e0 [ 264.971339] __get_user_pages+0x3bb/0x1140 [ 264.971347] ? follow_page_mask+0x1370/0x1370 [ 264.971356] ? fsnotify+0x1160/0x1160 [ 264.971363] ? __fsnotify_update_child_dentry_flags.part.2+0x280/0x280 [ 265.001654] get_user_pages_remote+0x169/0x2e0 [ 265.006225] copy_strings.isra.21+0x2ac/0xad0 [ 265.010706] ? flush_old_exec+0x19f0/0x19f0 [ 265.014620] 0 [ 265.015008] ? lock_downgrade+0x7f0/0x7f0 [ 265.015009] 0 0 [ 265.016791] ? install_exec_creds+0x150/0x150 [ 265.020919] 0 [ 265.022877] copy_strings_kernel+0x96/0x120 [ 265.033419] do_execveat_common.isra.32+0xdc4/0x1dc0 [ 265.034606] 0 [ 265.038504] ? rcu_read_lock_sched_held+0x20/0x120 [ 265.041235] Node 0 [ 265.046142] ? prepare_bprm_creds+0x100/0x100 [ 265.046150] ? memcpy+0x45/0x50 [ 265.046157] do_execve+0x1e/0x20 [ 265.046163] call_usermodehelper_exec_async+0x280/0x4b0 [ 265.046168] ? umh_complete+0x60/0x60 [ 265.064609] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 265.064793] ret_from_fork+0x24/0x30 [ 265.068573] lowmem_reserve[]: [ 265.112466] syz-executor.3: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 265.133206] CPU: 1 PID: 10510 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 265.141112] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 265.142592] syz-executor.3 cpuset= [ 265.150468] Call Trace: [ 265.150484] dump_stack+0xf7/0x13b [ 265.150492] warn_alloc.cold.110+0xa2/0x1be [ 265.150499] ? zone_watermark_ok_safe+0x260/0x260 [ 265.150513] ? __alloc_pages_direct_compact+0xc2/0x330 [ 265.150521] __alloc_pages_slowpath+0x2052/0x2650 [ 265.150532] ? trace_hardirqs_off+0x10/0x10 [ 265.150541] ? warn_alloc+0x100/0x100 [ 265.165478] / [ 265.169315] ? get_page_from_freelist+0x9ee/0x23b0 [ 265.183864] mems_allowed=0-1 [ 265.187521] ? __might_sleep+0x93/0xb0 [ 265.187531] __alloc_pages_nodemask+0x60d/0x770 [ 265.187541] ? __alloc_pages_slowpath+0x2650/0x2650 [ 265.187550] ? wait_for_completion+0x440/0x440 [ 265.187558] alloc_pages_current+0xd6/0x1b0 [ 265.187567] ion_page_pool_alloc+0x102/0x180 [ 265.187573] ion_system_heap_allocate+0x14e/0x930 [ 265.214710] syz-executor.3: [ 265.215779] ? ion_system_heap_free+0x270/0x270 [ 265.220085] page allocation failure: order:0 [ 265.224501] ion_alloc+0x216/0x770 [ 265.244967] ? ion_dma_buf_release+0x40/0x40 [ 265.249367] ? kasan_check_write+0x14/0x20 [ 265.253579] ion_ioctl+0xe2/0x1b6 [ 265.254613] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 265.257017] ? ion_alloc.cold.15+0x32/0x32 [ 265.257028] do_vfs_ioctl+0x180/0xfb0 [ 265.272619] ? __fget+0x1ad/0x2f0 [ 265.276053] ? ioctl_preallocate+0x1a0/0x1a0 [ 265.280654] ? __fget+0x1ca/0x2f0 [ 265.284086] ? security_file_ioctl+0x6a/0xa0 [ 265.284612] syz-executor.3 cpuset= [ 265.288477] ? SyS_clock_settime+0x1a0/0x1a0 [ 265.288481] ? security_file_ioctl+0x6a/0xa0 [ 265.292001] / [ 265.296427] SyS_ioctl+0x74/0x80 [ 265.305948] ? do_vfs_ioctl+0xfb0/0xfb0 [ 265.309898] do_syscall_64+0x1c7/0x5b0 [ 265.313762] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.318607] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 265.323793] RIP: 0033:0x45c4a9 [ 265.326970] RSP: 002b:00007ff743001c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 265.334648] mems_allowed=0-1 [ 265.334669] RAX: ffffffffffffffda RBX: 00007ff7430026d4 RCX: 000000000045c4a9 [ 265.345014] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 265.352281] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 265.359544] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 265.366800] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 265.374067] CPU: 0 PID: 10466 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 265.381957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 265.389715] 0 [ 265.391301] Call Trace: [ 265.391302] 0 0 [ 265.393099] dump_stack+0xf7/0x13b [ 265.395711] 0 [ 265.397655] warn_alloc.cold.110+0xa2/0x1be [ 265.401171] 0 [ 265.402954] ? zone_watermark_ok_safe+0x260/0x260 [ 265.409043] ? usleep_range+0x120/0x120 [ 265.409050] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 265.413863] Node 1 [ 265.417821] ? call_timer_fn+0x570/0x570 [ 265.417828] ? unreserve_highatomic_pageblock+0x315/0x450 [ 265.417839] __alloc_pages_slowpath+0x2052/0x2650 [ 265.422924] Normal free:26496kB min:53504kB low:66880kB high:80256kB active_anon:372kB inactive_anon:8132kB active_file:420kB inactive_file:220kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:288kB pagetables:88kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 265.425146] ? warn_alloc+0x100/0x100 [ 265.425153] ? get_page_from_freelist+0x26e/0x23b0 [ 265.425166] ? __might_sleep+0x93/0xb0 [ 265.429196] lowmem_reserve[]: [ 265.434720] __alloc_pages_nodemask+0x60d/0x770 [ 265.434729] ? __alloc_pages_slowpath+0x2650/0x2650 [ 265.434738] ? wait_for_completion+0x440/0x440 [ 265.439566] 0 [ 265.467224] alloc_pages_current+0xd6/0x1b0 [ 265.467233] ion_page_pool_alloc+0x102/0x180 [ 265.467238] ion_system_heap_allocate+0x14e/0x930 [ 265.467243] ? do_raw_spin_unlock+0x16a/0x250 [ 265.467251] ? ion_system_heap_free+0x270/0x270 [ 265.467261] ion_alloc+0x27f/0x770 [ 265.474140] 0 [ 265.475954] ? ion_dma_buf_release+0x40/0x40 [ 265.475964] ? kasan_check_write+0x14/0x20 [ 265.475973] ion_ioctl+0xe2/0x1b6 [ 265.479853] 0 [ 265.482946] ? ion_alloc.cold.15+0x32/0x32 [ 265.488362] 0 [ 265.492610] do_vfs_ioctl+0x180/0xfb0 [ 265.497183] 0 [ 265.498955] ? __fget+0x1ad/0x2f0 [ 265.507648] ? ioctl_preallocate+0x1a0/0x1a0 [ 265.507657] ? __fget+0x1ca/0x2f0 [ 265.507668] ? security_file_ioctl+0x6a/0xa0 [ 265.512487] Node 0 [ 265.516959] ? SyS_clock_settime+0x1a0/0x1a0 [ 265.516963] ? security_file_ioctl+0x6a/0xa0 [ 265.516970] SyS_ioctl+0x74/0x80 [ 265.516976] ? do_vfs_ioctl+0xfb0/0xfb0 [ 265.521623] DMA: [ 265.525148] do_syscall_64+0x1c7/0x5b0 [ 265.525153] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.525163] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 265.525168] RIP: 0033:0x45c4a9 [ 265.526953] 1*4kB [ 265.531332] RSP: 002b:00007f73b8dcdc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 265.535565] (M) [ 265.538975] RAX: ffffffffffffffda RBX: 00007f73b8dce6d4 RCX: 000000000045c4a9 [ 265.538978] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 265.540757] 2*8kB [ 265.544966] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 265.544970] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 265.544973] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 265.549691] CPU: 0 PID: 10465 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 265.553201] (ME) [ 265.555804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 265.555807] Call Trace: [ 265.555817] dump_stack+0xf7/0x13b [ 265.555825] warn_alloc.cold.110+0xa2/0x1be [ 265.555832] ? zone_watermark_ok_safe+0x260/0x260 [ 265.555848] ? __alloc_pages_direct_compact+0xc2/0x330 [ 265.555856] __alloc_pages_slowpath+0x2052/0x2650 [ 265.555868] ? trace_hardirqs_off+0x10/0x10 [ 265.555876] ? warn_alloc+0x100/0x100 [ 265.555884] ? get_page_from_freelist+0x9ee/0x23b0 [ 265.555897] ? __might_sleep+0x93/0xb0 [ 265.555905] __alloc_pages_nodemask+0x60d/0x770 [ 265.555912] ? __alloc_pages_slowpath+0x2650/0x2650 [ 265.555921] ? wait_for_completion+0x440/0x440 [ 265.555930] alloc_pages_current+0xd6/0x1b0 [ 265.555938] ion_page_pool_alloc+0x102/0x180 [ 265.555943] ion_system_heap_allocate+0x14e/0x930 [ 265.555948] ? do_raw_spin_unlock+0x16a/0x250 [ 265.555955] ? ion_system_heap_free+0x270/0x270 [ 265.555965] ion_alloc+0x27f/0x770 [ 265.555974] ? ion_dma_buf_release+0x40/0x40 [ 265.555984] ? kasan_check_write+0x14/0x20 [ 265.555991] ion_ioctl+0xe2/0x1b6 [ 265.555996] ? ion_alloc.cold.15+0x32/0x32 [ 265.556007] do_vfs_ioctl+0x180/0xfb0 [ 265.556013] ? __fget+0x1ad/0x2f0 [ 265.556020] ? ioctl_preallocate+0x1a0/0x1a0 [ 265.556029] ? __fget+0x1ca/0x2f0 [ 265.556040] ? security_file_ioctl+0x6a/0xa0 [ 265.556047] ? SyS_clock_settime+0x1a0/0x1a0 [ 265.556051] ? security_file_ioctl+0x6a/0xa0 [ 265.556056] SyS_ioctl+0x74/0x80 [ 265.556067] ? do_vfs_ioctl+0xfb0/0xfb0 [ 265.556074] do_syscall_64+0x1c7/0x5b0 [ 265.556079] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.556089] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 265.556094] RIP: 0033:0x45c4a9 [ 265.556098] RSP: 002b:00007f73b8deec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 265.556104] RAX: ffffffffffffffda RBX: 00007f73b8def6d4 RCX: 000000000045c4a9 [ 265.556107] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 265.556111] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 265.556114] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 265.556117] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 265.556207] Mem-Info: [ 265.556217] active_anon:6072 inactive_anon:8092 isolated_anon:0 [ 265.556217] active_file:51 inactive_file:40 isolated_file:3 [ 265.556217] unevictable:0 dirty:26 writeback:0 unstable:0 [ 265.556217] slab_reclaimable:11275 slab_unreclaimable:117067 [ 265.556217] mapped:536 shmem:8292 pagetables:466 bounce:0 [ 265.556217] free:13662 free_pcp:30 free_cma:0 [ 265.556225] Node 0 active_anon:23916kB inactive_anon:24236kB active_file:120kB inactive_file:104kB unevictable:0kB isolated(anon):0kB isolated(file):12kB mapped:2064kB dirty:44kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 265.556232] Node 1 active_anon:372kB inactive_anon:8132kB active_file:84kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:80kB dirty:60kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 265.556235] Node 0 DMA free:10372kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 265.556245] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 265.556261] Node 0 DMA32 free:17780kB min:36384kB low:45480kB high:54576kB active_anon:23912kB inactive_anon:24236kB active_file:572kB inactive_file:460kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1760kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 265.556271] lowmem_reserve[]: 0 0 0 0 0 [ 265.556286] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 265.556295] lowmem_reserve[]: 0 0 0 0 0 [ 265.556309] Node 1 Normal free:26496kB min:53504kB low:66880kB high:80256kB active_anon:372kB inactive_anon:8132kB active_file:420kB inactive_file:220kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:288kB pagetables:88kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 265.556318] lowmem_reserve[]: 0 0 0 0 0 [ 265.556332] Node 0 DMA: 1*4kB (M) 2*8kB (ME) 13*16kB (UME) 15*32kB (UME) 3*64kB (UME) 6*128kB (UME) 6*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10372kB [ 265.556387] Node 0 DMA32: 384*4kB (UME) 307*8kB (UME) 121*16kB (ME) 47*32kB (ME) 7*64kB (UME) 3*128kB (UM) 0*256kB 19*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 17992kB [ 265.556433] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 265.556464] Node 1 Normal: [ 265.578054] 13*16kB [ 265.584399] 22*4kB [ 265.592715] CPU: 1 PID: 10523 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 265.593337] (UM) [ 265.598164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 265.598167] Call Trace: [ 265.598179] dump_stack+0xf7/0x13b [ 265.598188] warn_alloc.cold.110+0xa2/0x1be [ 265.598195] ? zone_watermark_ok_safe+0x260/0x260 [ 265.598209] ? __alloc_pages_direct_compact+0xc2/0x330 [ 265.598218] __alloc_pages_slowpath+0x2052/0x2650 [ 265.598230] ? trace_hardirqs_off+0x10/0x10 [ 265.598238] ? warn_alloc+0x100/0x100 [ 265.598245] ? get_page_from_freelist+0x9ee/0x23b0 [ 265.598257] ? __might_sleep+0x93/0xb0 [ 265.598264] __alloc_pages_nodemask+0x60d/0x770 [ 265.598272] ? __alloc_pages_slowpath+0x2650/0x2650 [ 265.598282] ? wait_for_completion+0x440/0x440 [ 265.598292] alloc_pages_current+0xd6/0x1b0 [ 265.598301] ion_page_pool_alloc+0x102/0x180 [ 265.598307] ion_system_heap_allocate+0x14e/0x930 [ 265.598316] ? ion_system_heap_free+0x270/0x270 [ 265.598326] ion_alloc+0x216/0x770 [ 265.606385] 20*8kB [ 265.606701] ? ion_dma_buf_release+0x40/0x40 [ 265.608834] (UM) [ 265.616657] ? kasan_check_write+0x14/0x20 [ 265.616666] ion_ioctl+0xe2/0x1b6 [ 265.616672] ? ion_alloc.cold.15+0x32/0x32 [ 265.616682] do_vfs_ioctl+0x180/0xfb0 [ 265.616688] ? __fget+0x1ad/0x2f0 [ 265.616694] ? ioctl_preallocate+0x1a0/0x1a0 [ 265.616702] ? __fget+0x1ca/0x2f0 [ 265.619581] 11*16kB [ 265.625928] ? security_file_ioctl+0x6a/0xa0 [ 265.625936] ? SyS_clock_settime+0x1a0/0x1a0 [ 265.625939] ? security_file_ioctl+0x6a/0xa0 [ 265.625946] SyS_ioctl+0x74/0x80 [ 265.625952] ? do_vfs_ioctl+0xfb0/0xfb0 [ 265.625959] do_syscall_64+0x1c7/0x5b0 [ 265.625963] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.625974] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 265.625979] RIP: 0033:0x45c4a9 [ 265.625983] RSP: 002b:00007ff742fe0c78 EFLAGS: 00000246 [ 265.634439] (UM) [ 265.635364] ORIG_RAX: 0000000000000010 [ 265.635368] RAX: ffffffffffffffda RBX: 00007ff742fe16d4 RCX: 000000000045c4a9 [ 265.635372] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 265.635374] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 265.635377] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 265.635379] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 265.645260] (UME) [ 265.652461] 12*32kB [ 265.665452] 15*32kB [ 265.670744] (M) [ 265.681367] (UME) [ 265.684034] 17*64kB [ 265.691984] 3*64kB [ 265.696371] (M) [ 265.702991] (UME) [ 265.706466] 2*128kB (UM) 0*256kB 48*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 26728kB [ 265.706490] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 265.714723] 6*128kB [ 265.720607] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 265.723743] (UME) [ 265.728841] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 265.728845] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 265.728848] 8380 total pagecache pages [ 265.728855] 0 pages in swap cache [ 265.728858] Swap cache stats: add 0, delete 0, find 0/0 [ 265.728860] Free swap = 0kB [ 265.728862] Total swap = 0kB [ 265.728868] 1965979 pages RAM [ 265.728871] 0 pages HighMem/MovableOnly [ 265.728873] 335847 pages reserved [ 265.728875] 0 pages cma reserved [ 265.805224] syz-executor.3: [ 265.813550] 6*256kB [ 265.824389] page allocation failure: order:0 [ 265.894568] (UME) [ 265.910197] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 266.074560] 2*512kB [ 266.093808] Mem-Info: [ 266.213246] (ME) [ 266.214329] active_anon:6070 inactive_anon:8092 isolated_anon:0 [ 266.214329] active_file:120 inactive_file:894 isolated_file:0 [ 266.214329] unevictable:0 dirty:25 writeback:0 unstable:0 [ 266.214329] slab_reclaimable:11277 slab_unreclaimable:116652 [ 266.214329] mapped:1138 shmem:8292 pagetables:463 bounce:0 [ 266.214329] free:133259 free_pcp:305 free_cma:0 [ 266.221208] 2*1024kB [ 266.223463] Node 0 active_anon:23860kB inactive_anon:24236kB active_file:420kB inactive_file:972kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2612kB dirty:4kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 266.237386] (ME) [ 266.242649] Node 1 active_anon:420kB inactive_anon:8132kB active_file:60kB inactive_file:2604kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1940kB dirty:96kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 266.278626] 2*2048kB [ 266.364584] Node 0 [ 266.614667] (null) [ 266.619199] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 266.644501] (UE) 0*4096kB = 10372kB [ 266.644668] CPU: 0 PID: 10465 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 266.648205] Node 0 [ 266.656041] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 266.656044] Call Trace: [ 266.656057] dump_stack+0xf7/0x13b [ 266.656066] warn_alloc.cold.110+0xa2/0x1be [ 266.656074] ? zone_watermark_ok_safe+0x260/0x260 [ 266.656080] ? usleep_range+0x120/0x120 [ 266.656085] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 266.656094] ? call_timer_fn+0x570/0x570 [ 266.656101] ? unreserve_highatomic_pageblock+0x315/0x450 [ 266.684481] DMA32: [ 266.686858] __alloc_pages_slowpath+0x2052/0x2650 [ 266.691936] 7581*4kB [ 266.695994] ? warn_alloc+0x100/0x100 [ 266.696001] ? get_page_from_freelist+0x26e/0x23b0 [ 266.696018] ? __might_sleep+0x93/0xb0 [ 266.723560] __alloc_pages_nodemask+0x60d/0x770 [ 266.724478] (UME) 5796*8kB [ 266.728225] ? __alloc_pages_slowpath+0x2650/0x2650 [ 266.728228] (UME) [ 266.731141] ? wait_for_completion+0x440/0x440 [ 266.742845] alloc_pages_current+0xd6/0x1b0 [ 266.747168] ion_page_pool_alloc+0x102/0x180 [ 266.751571] ion_system_heap_allocate+0x14e/0x930 [ 266.756409] ? do_raw_spin_unlock+0x16a/0x250 [ 266.760896] ? ion_system_heap_free+0x270/0x270 [ 266.765567] ion_alloc+0x27f/0x770 [ 266.769110] ? ion_dma_buf_release+0x40/0x40 [ 266.773529] ? kasan_check_write+0x14/0x20 [ 266.774489] 1695*16kB (UME) [ 266.777768] ion_ioctl+0xe2/0x1b6 [ 266.777774] ? ion_alloc.cold.15+0x32/0x32 [ 266.780791] 2568*32kB [ 266.784249] do_vfs_ioctl+0x180/0xfb0 [ 266.794762] ? __fget+0x1ad/0x2f0 [ 266.798211] ? ioctl_preallocate+0x1a0/0x1a0 [ 266.802612] ? __fget+0x1ca/0x2f0 [ 266.806060] ? security_file_ioctl+0x6a/0xa0 [ 266.810462] ? SyS_clock_settime+0x1a0/0x1a0 [ 266.814472] (UME) [ 266.814870] ? security_file_ioctl+0x6a/0xa0 [ 266.814874] 1972*64kB [ 266.817008] SyS_ioctl+0x74/0x80 [ 266.821399] (UME) [ 266.823878] ? do_vfs_ioctl+0xfb0/0xfb0 [ 266.833344] do_syscall_64+0x1c7/0x5b0 [ 266.837223] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 266.842083] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 266.847268] RIP: 0033:0x45c4a9 [ 266.850448] RSP: 002b:00007f73b8deec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 266.854485] 179*128kB [ 266.858162] RAX: ffffffffffffffda RBX: 00007f73b8def6d4 RCX: 000000000045c4a9 [ 266.858167] (UM) [ 266.860643] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 266.860647] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 266.884482] 2*256kB [ 266.884502] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 266.884506] (U) [ 266.886816] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 266.897389] DMA free:10612kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 266.934582] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 266.937684] 21*512kB (U) [ 266.939629] Node 0 DMA32 free:542704kB min:36384kB low:45480kB high:54576kB active_anon:23856kB inactive_anon:24236kB active_file:520kB inactive_file:1372kB unevictable:0kB writepending:4kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1740kB bounce:0kB free_pcp:1324kB local_pcp:684kB free_cma:0kB [ 266.942396] 0*1024kB 0*2048kB [ 266.972342] lowmem_reserve[]: [ 266.975647] 0*4096kB = 346372kB [ 266.982124] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 266.992953] warn_alloc_show_mem: 3 callbacks suppressed [ 266.992956] Mem-Info: [ 266.992967] active_anon:6070 inactive_anon:8092 isolated_anon:0 [ 266.992967] active_file:145 inactive_file:994 isolated_file:0 [ 266.992967] unevictable:0 dirty:25 writeback:0 unstable:0 [ 266.992967] slab_reclaimable:11277 slab_unreclaimable:117041 [ 266.992967] mapped:1213 shmem:8292 pagetables:463 bounce:0 [ 266.992967] free:264817 free_pcp:661 free_cma:0 [ 266.992975] Node 0 active_anon:23860kB inactive_anon:24236kB active_file:520kB inactive_file:1372kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2912kB dirty:4kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 266.992982] Node 1 active_anon:420kB inactive_anon:8132kB active_file:60kB inactive_file:2604kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1940kB dirty:96kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 266.992984] Node 0 DMA free:10612kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 266.992993] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 266.993005] Node 0 DMA32 free:551800kB min:36384kB low:45480kB high:54576kB active_anon:23856kB inactive_anon:24236kB active_file:520kB inactive_file:1372kB unevictable:0kB writepending:4kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1740kB bounce:0kB free_pcp:1312kB local_pcp:668kB free_cma:0kB [ 266.993014] lowmem_reserve[]: 0 0 0 0 0 [ 266.993026] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 266.993035] lowmem_reserve[]: 0 0 0 0 0 [ 266.993050] Node 1 Normal free:496856kB min:53504kB low:66880kB high:80256kB active_anon:420kB inactive_anon:8132kB active_file:60kB inactive_file:2604kB unevictable:0kB writepending:96kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:288kB pagetables:96kB bounce:0kB free_pcp:1332kB local_pcp:676kB free_cma:0kB [ 266.993059] lowmem_reserve[]: 0 0 0 0 0 [ 266.993072] Node 0 DMA: 11*4kB (UM) 10*8kB (UME) 16*16kB (UME) 16*32kB (UME) 4*64kB (UME) 6*128kB (UME) 6*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10620kB [ 266.993127] Node 0 DMA32: 7500*4kB (UE) 13012*8kB (UME) 10245*16kB (UME) 2766*32kB (UME) 2018*64kB (UME) 190*128kB (UM) 2*256kB (U) 20*512kB (U) 1*1024kB (U) 0*2048kB 0*4096kB = 551776kB [ 266.993177] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 266.993211] Node 1 Normal: 346*4kB (UM) 615*8kB (UM) 680*16kB (UM) 456*32kB (UM) 2769*64kB (UM) 1480*128kB (UM) 197*256kB (U) 94*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 496992kB [ 266.993265] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 266.993269] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 266.993271] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 266.993275] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 266.993277] 9450 total pagecache pages [ 266.993285] 0 pages in swap cache [ 266.993288] Swap cache stats: add 0, delete 0, find 0/0 [ 266.993291] Free swap = 0kB [ 266.993293] Total swap = 0kB [ 266.993297] 1965979 pages RAM [ 266.993300] 0 pages HighMem/MovableOnly [ 266.993302] 335847 pages reserved [ 266.993305] 0 pages cma reserved [ 266.994490] 0 [ 267.067692] Node 1 [ 267.308203] 0 [ 267.355895] bond0 (unregistering): Released all slaves [ 267.404695] 0 0 0 [ 267.406890] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 267.464481] lowmem_reserve[]: 0 0 0 0 0 [ 267.468569] Node 1 Normal free:1133560kB min:53504kB low:66880kB high:80256kB active_anon:420kB inactive_anon:8132kB active_file:960kB inactive_file:1356kB unevictable:0kB writepending:96kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:288kB pagetables:96kB bounce:0kB free_pcp:1412kB local_pcp:672kB free_cma:0kB [ 267.498760] lowmem_reserve[]: 0 0 0 0 0 [ 267.502777] Node 0 DMA: 12*4kB (UM) 15*8kB (UME) 19*16kB (UME) 15*32kB (UME) 8*64kB (UME) 6*128kB (UME) 6*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 1*2048kB (E) 1*4096kB (U) = 12984kB [ 267.520752] Node 0 DMA32: 201*4kB (ME) 8744*8kB (UME) 10237*16kB (UME) 6002*32kB (UME) 3256*64kB (UME) 624*128kB (UM) 119*256kB (U) 35*512kB (U) 130*1024kB (U) 5*2048kB (U) 0*4096kB = 906612kB [ 267.538812] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 267.550005] Node 1 Normal: 266*4kB (UM) 625*8kB (UM) 685*16kB (UM) 466*32kB (UM) 4385*64kB (UM) 2161*128kB (UM) 523*256kB (U) 136*512kB (U) 263*1024kB (U) 29*2048kB (U) 3*4096kB (U) = 1133696kB [ 267.568582] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 267.584498] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 267.593106] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 267.624552] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 267.633172] 9526 total pagecache pages [ 267.654399] 0 pages in swap cache [ 267.657892] Swap cache stats: add 0, delete 0, find 0/0 [ 267.663249] Free swap = 0kB [ 267.667238] Normal: 266*4kB (UM) 625*8kB (UM) 685*16kB (UM) 466*32kB (UM) 4385*64kB (UM) 2161*128kB (UM) 523*256kB (U) 136*512kB (U) 263*1024kB (U) 29*2048kB (U) 3*4096kB (U) = 1133696kB [ 267.694965] Total swap = 0kB [ 267.698027] 1965979 pages RAM [ 267.701126] 0 pages HighMem/MovableOnly [ 267.714490] 335847 pages reserved [ 267.717976] 0 pages cma reserved [ 267.721519] Out of memory: Kill process 10509 (syz-executor.5) score 1000 or sacrifice child [ 267.734450] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 267.743318] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 267.764440] Killed process 10510 (syz-executor.5) total-vm:40148kB, anon-rss:128kB, file-rss:0kB, shmem-rss:0kB [ 267.774462] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 267.783693] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 267.806174] 9526 total pagecache pages [ 267.810095] 0 pages in swap cache [ 267.813542] Swap cache stats: add 0, delete 0, find 0/0 [ 267.826708] oom_reaper: reaped process 10510 (syz-executor.5), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 267.837421] Free swap = 0kB [ 267.842843] Total swap = 0kB [ 267.859471] 1965979 pages RAM [ 267.867989] 0 pages HighMem/MovableOnly [ 267.886218] 335847 pages reserved [ 267.889765] 0 pages cma reserved [ 268.190689] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 268.217842] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 268.254616] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 268.262476] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 268.400920] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 268.416798] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 268.445230] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 268.460956] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 268.478698] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 268.498299] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 268.526347] device veth0_vlan entered promiscuous mode [ 268.537792] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 268.558030] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 268.580295] device veth1_vlan entered promiscuous mode [ 268.595721] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 268.627732] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 268.659010] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 268.680867] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 268.695235] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 268.708497] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 268.734793] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 268.804664] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 268.861800] syz-executor.3 invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 268.875259] syz-executor.3: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 268.887116] syz-executor.3: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 268.915507] syz-executor.3 cpuset= [ 268.915522] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 268.919218] / mems_allowed=0-1 [ 268.927576] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 268.932810] CPU: 0 PID: 9193 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 268.940598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 268.949947] Call Trace: [ 268.952523] dump_stack+0xf7/0x13b [ 268.956054] dump_header+0x160/0x63f [ 268.959768] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 268.964855] ? ___ratelimit+0x243/0x519 [ 268.968825] ? do_raw_spin_unlock+0x16a/0x250 [ 268.973347] oom_kill_process.cold.24+0xb/0xa1a [ 268.978011] ? out_of_memory+0x7f9/0x1030 [ 268.982154] ? lock_downgrade+0x7f0/0x7f0 [ 268.986314] out_of_memory+0x2b0/0x1030 [ 268.990274] ? oom_killer_disable+0x1a0/0x1a0 [ 268.994764] ? __alloc_pages_slowpath+0xb69/0x2650 [ 268.999714] __alloc_pages_slowpath+0x1ef3/0x2650 [ 269.004557] ? warn_alloc+0x100/0x100 [ 269.008344] ? get_page_from_freelist+0x26e/0x23b0 [ 269.013287] ? __might_sleep+0x93/0xb0 [ 269.017171] __alloc_pages_nodemask+0x60d/0x770 [ 269.021828] ? __alloc_pages_slowpath+0x2650/0x2650 [ 269.026838] ? lock_downgrade+0x7f0/0x7f0 [ 269.030991] alloc_pages_current+0xd6/0x1b0 [ 269.035306] __page_cache_alloc+0x1da/0x330 [ 269.039614] filemap_fault+0xbc4/0x1ae0 [ 269.043587] ? __lock_page_or_retry+0x820/0x820 [ 269.048241] ? lock_acquire+0x173/0x400 [ 269.052197] ? ext4_filemap_fault+0x75/0xb0 [ 269.056520] ext4_filemap_fault+0x7d/0xb0 [ 269.060652] __do_fault+0xf3/0x340 [ 269.064176] __handle_mm_fault+0x21eb/0x3870 [ 269.068569] ? trace_hardirqs_on_caller+0x40c/0x580 [ 269.073586] ? copy_page_range+0x1d10/0x1d10 [ 269.077980] ? find_held_lock+0x36/0x1d0 [ 269.082040] handle_mm_fault+0x234/0x6e0 [ 269.086083] ? find_vma+0x1a/0x150 [ 269.089618] __do_page_fault+0x44d/0xb00 [ 269.093665] ? vmalloc_fault+0xc90/0xc90 [ 269.097711] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 269.103079] ? page_fault+0x2f/0x50 [ 269.106710] do_page_fault+0x64/0x3fb [ 269.110497] ? page_fault+0x2f/0x50 [ 269.114121] page_fault+0x45/0x50 [ 269.117651] RIP: 0033:0x45a950 [ 269.120867] RSP: 002b:00007ffff3315658 EFLAGS: 00010246 [ 269.126221] RAX: 0000000000000000 RBX: 00000000000419f6 RCX: 000000000045a950 [ 269.133480] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffff3315660 [ 269.140746] RBP: 0000000000000012 R08: 0000000000000001 R09: 00000000022dc940 [ 269.148006] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 269.155277] R13: 00007ffff33156b0 R14: 00000000000416bf R15: 00007ffff33156c0 [ 269.162548] CPU: 1 PID: 10541 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 269.170442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 269.179796] Call Trace: [ 269.182381] dump_stack+0xf7/0x13b [ 269.185917] warn_alloc.cold.110+0xa2/0x1be [ 269.190350] ? zone_watermark_ok_safe+0x260/0x260 [ 269.195203] ? __alloc_pages_direct_compact+0xc2/0x330 [ 269.200491] __alloc_pages_slowpath+0x2052/0x2650 [ 269.205340] ? trace_hardirqs_off+0x10/0x10 [ 269.209665] ? warn_alloc+0x100/0x100 [ 269.213473] ? get_page_from_freelist+0x9ee/0x23b0 [ 269.218400] ? __might_sleep+0x93/0xb0 [ 269.222300] __alloc_pages_nodemask+0x60d/0x770 [ 269.226962] ? __alloc_pages_slowpath+0x2650/0x2650 [ 269.231979] ? wait_for_completion+0x440/0x440 [ 269.236559] alloc_pages_current+0xd6/0x1b0 [ 269.240892] ion_page_pool_alloc+0x102/0x180 [ 269.245299] ion_system_heap_allocate+0x14e/0x930 [ 269.250139] ? ion_system_heap_free+0x270/0x270 [ 269.254920] ion_alloc+0x216/0x770 [ 269.258460] ? ion_dma_buf_release+0x40/0x40 [ 269.262861] ? kasan_check_write+0x14/0x20 [ 269.267089] ion_ioctl+0xe2/0x1b6 [ 269.270536] ? ion_alloc.cold.15+0x32/0x32 [ 269.274773] do_vfs_ioctl+0x180/0xfb0 [ 269.278562] ? __fget+0x1ad/0x2f0 [ 269.282014] ? ioctl_preallocate+0x1a0/0x1a0 [ 269.286412] ? __fget+0x1ca/0x2f0 [ 269.289862] ? security_file_ioctl+0x6a/0xa0 [ 269.294262] ? SyS_clock_settime+0x1a0/0x1a0 [ 269.298650] ? security_file_ioctl+0x6a/0xa0 [ 269.303037] SyS_ioctl+0x74/0x80 [ 269.304260] syz-executor.5: page allocation failure: order:0 [ 269.306386] ? do_vfs_ioctl+0xfb0/0xfb0 [ 269.306392] do_syscall_64+0x1c7/0x5b0 [ 269.312178] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 269.316141] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 269.316153] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 269.316157] RIP: 0033:0x45c4a9 [ 269.316160] RSP: 002b:00007f73b8deec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 269.316166] RAX: ffffffffffffffda RBX: 00007f73b8def6d4 RCX: 000000000045c4a9 [ 269.316169] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 269.316172] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 269.316175] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 269.316178] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 269.362002] CPU: 1 PID: 10545 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 269.392446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 269.401802] Call Trace: [ 269.405002] dump_stack+0xf7/0x13b [ 269.408564] warn_alloc.cold.110+0xa2/0x1be [ 269.412879] ? zone_watermark_ok_safe+0x260/0x260 [ 269.414311] (null) [ 269.417718] ? __alloc_pages_direct_compact+0xc2/0x330 [ 269.419861] syz-executor.5 cpuset= [ 269.425120] __alloc_pages_slowpath+0x2052/0x2650 [ 269.425133] ? trace_hardirqs_off+0x10/0x10 [ 269.425141] ? warn_alloc+0x100/0x100 [ 269.425148] ? get_page_from_freelist+0x9ee/0x23b0 [ 269.425160] ? __might_sleep+0x93/0xb0 [ 269.425167] __alloc_pages_nodemask+0x60d/0x770 [ 269.425172] ? trace_hardirqs_off+0x10/0x10 [ 269.458237] / mems_allowed=0-1 [ 269.459364] ? __alloc_pages_slowpath+0x2650/0x2650 [ 269.459375] ? wait_for_completion+0x440/0x440 [ 269.472117] alloc_pages_current+0xd6/0x1b0 [ 269.476428] ion_page_pool_alloc+0x102/0x180 [ 269.480820] ion_system_heap_allocate+0x14e/0x930 [ 269.485662] ? ion_system_heap_free+0x270/0x270 [ 269.490333] ion_alloc+0x216/0x770 [ 269.493878] ? ion_dma_buf_release+0x40/0x40 [ 269.498375] ? kasan_check_write+0x14/0x20 [ 269.502624] ion_ioctl+0xe2/0x1b6 [ 269.506066] ? ion_alloc.cold.15+0x32/0x32 [ 269.510306] do_vfs_ioctl+0x180/0xfb0 [ 269.514090] ? __fget+0x1ad/0x2f0 [ 269.514245] syz-executor.5: page allocation failure: order:0 [ 269.517542] ? ioctl_preallocate+0x1a0/0x1a0 [ 269.517550] ? __fget+0x1ca/0x2f0 [ 269.523339] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 269.527867] ? security_file_ioctl+0x6a/0xa0 [ 269.527876] ? SyS_clock_settime+0x1a0/0x1a0 [ 269.527879] ? security_file_ioctl+0x6a/0xa0 [ 269.527886] SyS_ioctl+0x74/0x80 [ 269.527892] ? do_vfs_ioctl+0xfb0/0xfb0 [ 269.527899] do_syscall_64+0x1c7/0x5b0 [ 269.527903] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 269.527913] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 269.527918] RIP: 0033:0x45c4a9 [ 269.527920] RSP: 002b:00007f73b8dcdc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 269.527926] RAX: ffffffffffffffda RBX: 00007f73b8dce6d4 RCX: 000000000045c4a9 [ 269.527931] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 269.546073] (null) [ 269.547342] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 269.551755] syz-executor.5 cpuset= [ 269.555105] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 269.555109] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 269.562282] Mem-Info: [ 269.566058] CPU: 0 PID: 10510 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 269.567878] active_anon:6581 inactive_anon:8092 isolated_anon:0 [ 269.567878] active_file:15 inactive_file:15 isolated_file:0 [ 269.567878] unevictable:0 dirty:0 writeback:0 unstable:0 [ 269.567878] slab_reclaimable:11277 slab_unreclaimable:116609 [ 269.567878] mapped:531 shmem:8292 pagetables:456 bounce:0 [ 269.567878] free:13762 free_pcp:99 free_cma:0 [ 269.573015] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 269.573018] Call Trace: [ 269.576220] Node 0 active_anon:25908kB inactive_anon:24236kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2124kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 269.583905] dump_stack+0xf7/0x13b [ 269.591206] Node 1 active_anon:416kB inactive_anon:8132kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 269.598436] warn_alloc.cold.110+0xa2/0x1be [ 269.598445] ? zone_watermark_ok_safe+0x260/0x260 [ 269.598451] ? usleep_range+0x120/0x120 [ 269.598458] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 269.600605] Node 0 [ 269.607948] ? call_timer_fn+0x570/0x570 [ 269.607955] ? unreserve_highatomic_pageblock+0x315/0x450 [ 269.607965] __alloc_pages_slowpath+0x2052/0x2650 [ 269.607982] ? warn_alloc+0x100/0x100 [ 269.611521] DMA free:10364kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 269.618778] ? get_page_from_freelist+0x26e/0x23b0 [ 269.618790] ? __might_sleep+0x93/0xb0 [ 269.618797] __alloc_pages_nodemask+0x60d/0x770 [ 269.618805] ? __alloc_pages_slowpath+0x2650/0x2650 [ 269.618815] ? wait_for_completion+0x440/0x440 [ 269.628030] lowmem_reserve[]: [ 269.628484] alloc_pages_current+0xd6/0x1b0 [ 269.636405] 0 [ 269.669089] ion_page_pool_alloc+0x102/0x180 [ 269.669095] ion_system_heap_allocate+0x14e/0x930 [ 269.669103] ? ion_system_heap_free+0x270/0x270 [ 269.669111] ion_alloc+0x216/0x770 [ 269.669120] ? ion_dma_buf_release+0x40/0x40 [ 269.669129] ? kasan_check_write+0x14/0x20 [ 269.678495] 2570 [ 269.681046] ion_ioctl+0xe2/0x1b6 [ 269.708451] 2570 [ 269.711958] ? ion_alloc.cold.15+0x32/0x32 [ 269.738319] 2570 [ 269.742619] do_vfs_ioctl+0x180/0xfb0 [ 269.747443] 2570 [ 269.751384] ? __fget+0x1ad/0x2f0 [ 269.758708] ? ioctl_preallocate+0x1a0/0x1a0 [ 269.762761] Node 0 [ 269.768279] ? __fget+0x1ca/0x2f0 [ 269.768289] ? security_file_ioctl+0x6a/0xa0 [ 269.768295] ? SyS_clock_settime+0x1a0/0x1a0 [ 269.773132] DMA32 free:18136kB min:36384kB low:45480kB high:54576kB active_anon:25904kB inactive_anon:24236kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6912kB pagetables:1712kB bounce:0kB free_pcp:276kB local_pcp:156kB free_cma:0kB [ 269.776927] ? security_file_ioctl+0x6a/0xa0 [ 269.776939] SyS_ioctl+0x74/0x80 [ 269.776945] ? do_vfs_ioctl+0xfb0/0xfb0 [ 269.776951] do_syscall_64+0x1c7/0x5b0 [ 269.776955] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 269.776965] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 269.776970] RIP: 0033:0x45c4a9 [ 269.776975] RSP: 002b:00007ff743001c78 EFLAGS: 00000246 [ 269.802665] lowmem_reserve[]: [ 269.807570] ORIG_RAX: 0000000000000010 [ 269.807573] RAX: ffffffffffffffda RBX: 00007ff7430026d4 RCX: 000000000045c4a9 [ 269.807576] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 269.807579] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 269.807581] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 269.807584] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 269.814206] / [ 269.830221] 0 [ 269.838169] mems_allowed=0-1 [ 269.847279] 0 [ 269.849185] CPU: 0 PID: 10523 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 269.852707] 0 [ 269.857067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 269.857070] Call Trace: [ 269.857082] dump_stack+0xf7/0x13b [ 269.857091] warn_alloc.cold.110+0xa2/0x1be [ 269.857098] ? zone_watermark_ok_safe+0x260/0x260 [ 269.857102] ? usleep_range+0x120/0x120 [ 269.857108] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 269.857117] ? call_timer_fn+0x570/0x570 [ 269.857123] ? unreserve_highatomic_pageblock+0x315/0x450 [ 269.857134] __alloc_pages_slowpath+0x2052/0x2650 [ 269.857152] ? warn_alloc+0x100/0x100 [ 269.857160] ? get_page_from_freelist+0x26e/0x23b0 [ 269.857173] ? __might_sleep+0x93/0xb0 [ 269.861381] 0 [ 269.863433] __alloc_pages_nodemask+0x60d/0x770 [ 269.866878] 0 [ 269.868905] ? __alloc_pages_slowpath+0x2650/0x2650 [ 269.875170] ? wait_for_completion+0x440/0x440 [ 269.875179] alloc_pages_current+0xd6/0x1b0 [ 269.875189] ion_page_pool_alloc+0x102/0x180 [ 269.878966] Node 0 [ 269.881009] ion_system_heap_allocate+0x14e/0x930 [ 269.884463] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 269.888829] ? ion_system_heap_free+0x270/0x270 [ 269.891049] lowmem_reserve[]: [ 269.894488] ion_alloc+0x216/0x770 [ 269.894498] ? ion_dma_buf_release+0x40/0x40 [ 269.894507] ? kasan_check_write+0x14/0x20 [ 269.898891] 0 [ 269.903276] ion_ioctl+0xe2/0x1b6 [ 269.932622] 0 [ 269.936986] ? ion_alloc.cold.15+0x32/0x32 [ 269.936998] do_vfs_ioctl+0x180/0xfb0 [ 269.937004] ? __fget+0x1ad/0x2f0 [ 269.940346] 0 [ 269.944302] ? ioctl_preallocate+0x1a0/0x1a0 [ 269.944311] ? __fget+0x1ca/0x2f0 [ 269.944326] ? security_file_ioctl+0x6a/0xa0 [ 269.948185] 0 [ 269.953011] ? SyS_clock_settime+0x1a0/0x1a0 [ 269.953016] ? security_file_ioctl+0x6a/0xa0 [ 269.958202] 0 [ 269.961357] SyS_ioctl+0x74/0x80 [ 269.969787] ? do_vfs_ioctl+0xfb0/0xfb0 [ 269.973734] Node 1 [ 269.980987] do_syscall_64+0x1c7/0x5b0 [ 269.980992] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 269.981002] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 269.981007] RIP: 0033:0x45c4a9 [ 269.988316] Normal free:26548kB min:53504kB low:66880kB high:80256kB active_anon:416kB inactive_anon:8132kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:96kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 269.995532] RSP: 002b:00007ff742fe0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 269.995540] RAX: ffffffffffffffda RBX: 00007ff742fe16d4 RCX: 000000000045c4a9 [ 269.995543] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 269.995545] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 269.995548] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 269.995550] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 270.000507] Mem-Info: [ 270.002843] lowmem_reserve[]: [ 270.010184] active_anon:6581 inactive_anon:8092 isolated_anon:0 [ 270.010184] active_file:15 inactive_file:15 isolated_file:0 [ 270.010184] unevictable:0 dirty:0 writeback:0 unstable:0 [ 270.010184] slab_reclaimable:11277 slab_unreclaimable:116609 [ 270.010184] mapped:531 shmem:8292 pagetables:456 bounce:0 [ 270.010184] free:13762 free_pcp:99 free_cma:0 [ 270.010192] Node 0 active_anon:25908kB inactive_anon:24236kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2124kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 270.010198] Node 1 active_anon:416kB inactive_anon:8132kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 270.010201] Node 0 DMA free:10364kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 270.010216] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 270.010233] Node 0 DMA32 free:18136kB min:36384kB low:45480kB high:54576kB active_anon:25904kB inactive_anon:24236kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6912kB pagetables:1712kB bounce:0kB free_pcp:276kB local_pcp:120kB free_cma:0kB [ 270.010244] lowmem_reserve[]: 0 0 0 0 0 [ 270.010257] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 270.010268] lowmem_reserve[]: 0 0 0 0 0 [ 270.010281] Node 1 Normal free:26548kB min:53504kB low:66880kB high:80256kB active_anon:416kB inactive_anon:8132kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:96kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 270.010290] lowmem_reserve[]: 0 0 0 0 0 [ 270.010303] Node 0 DMA: 1*4kB (M) 3*8kB (UME) 8*16kB (UME) 15*32kB (UME) 4*64kB (UME) 6*128kB (UME) 6*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10364kB [ 270.010366] Node 0 DMA32: 408*4kB (UME) 326*8kB (UME) 137*16kB (UME) 62*32kB (ME) 16*64kB (ME) 10*128kB (UM) 5*256kB (UM) 12*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 18144kB [ 270.010421] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 270.010456] Node 1 Normal: 19*4kB (UM) 14*8kB (UM) 13*16kB (UM) 9*32kB (UM) 14*64kB (M) 2*128kB (M) 1*256kB (U) 48*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 26668kB [ 270.010509] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 270.010513] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 270.010516] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 270.010519] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 270.010521] 8322 total pagecache pages [ 270.010529] 0 pages in swap cache [ 270.010532] Swap cache stats: add 0, delete 0, find 0/0 [ 270.010535] Free swap = 0kB [ 270.010538] Total swap = 0kB [ 270.010542] 1965979 pages RAM [ 270.010545] 0 pages HighMem/MovableOnly [ 270.010547] 335847 pages reserved [ 270.010549] 0 pages cma reserved [ 270.010554] Out of memory: Kill process 10540 (syz-executor.3) score 1000 or sacrifice child [ 270.010581] Killed process 10541 (syz-executor.3) total-vm:40148kB, anon-rss:2172kB, file-rss:0kB, shmem-rss:0kB [ 270.159471] device veth0_macvtap entered promiscuous mode [ 270.165960] 0 [ 270.196971] device veth1_macvtap entered promiscuous mode [ 270.247169] oom_reaper: reaped process 10541 (syz-executor.3), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 270.396975] 0 [ 270.700819] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 270.717631] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 270.727489] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 270.741322] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 270.764004] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 270.799665] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 270.824253] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 270.833998] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 270.858069] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 270.877853] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 270.899141] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 270.913983] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 270.932371] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 270.953560] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 270.972557] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 270.993258] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 271.012280] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 271.032140] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 271.095206] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 271.102128] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 271.127123] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 271.144708] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 271.152684] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 271.174898] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 271.285965] 0 0 0 [ 271.288156] Node 0 DMA: 12*4kB (UM) 15*8kB (UME) 7*16kB (UME) 15*32kB (UME) 3*64kB (UME) 4*128kB (UME) 7*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10424kB [ 271.309694] systemd-journal invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 271.324105] Node 0 DMA32: 350*4kB (UME) 305*8kB (UME) 600*16kB (UME) 664*32kB (UME) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 34688kB [ 271.328608] syz-executor.5: [ 271.351898] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 271.364901] page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 271.370216] Node 1 [ 271.390920] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 271.396268] systemd-journal cpuset=/ mems_allowed=0-1 [ 271.403661] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 271.406199] CPU: 1 PID: 10510 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 271.420783] Normal: [ 271.423368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 271.423374] 318*4kB [ 271.425673] Call Trace: [ 271.425685] dump_stack+0xf7/0x13b [ 271.425693] warn_alloc.cold.110+0xa2/0x1be [ 271.425700] ? zone_watermark_ok_safe+0x260/0x260 [ 271.425714] ? __alloc_pages_direct_compact+0xc2/0x330 [ 271.425721] __alloc_pages_slowpath+0x2052/0x2650 [ 271.425735] ? trace_hardirqs_off+0x10/0x10 [ 271.464086] syz-executor.5 cpuset=/ [ 271.467094] ? warn_alloc+0x100/0x100 [ 271.467100] mems_allowed=0-1 [ 271.470706] ? get_page_from_freelist+0x9ee/0x23b0 [ 271.482514] ? __might_sleep+0x93/0xb0 [ 271.484376] (UM) 193*8kB [ 271.486390] __alloc_pages_nodemask+0x60d/0x770 [ 271.486397] ? trace_hardirqs_off+0x10/0x10 [ 271.489153] (UM) [ 271.493818] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 271.504994] ? __alloc_pages_slowpath+0x2650/0x2650 [ 271.510012] ? wait_for_completion+0x440/0x440 [ 271.514593] alloc_pages_current+0xd6/0x1b0 [ 271.518915] ion_page_pool_alloc+0x102/0x180 [ 271.523307] ion_system_heap_allocate+0x14e/0x930 [ 271.528133] ? do_raw_spin_unlock+0x16a/0x250 [ 271.532611] ? ion_system_heap_free+0x270/0x270 [ 271.537274] ion_alloc+0x27f/0x770 [ 271.540816] ? ion_dma_buf_release+0x40/0x40 [ 271.545223] ? kasan_check_write+0x14/0x20 [ 271.549461] ion_ioctl+0xe2/0x1b6 [ 271.552908] ? ion_alloc.cold.15+0x32/0x32 [ 271.557142] do_vfs_ioctl+0x180/0xfb0 [ 271.558840] 180*16kB (UM) [ 271.560931] ? __fget+0x1ad/0x2f0 [ 271.560938] ? ioctl_preallocate+0x1a0/0x1a0 [ 271.563919] 81*32kB [ 271.567366] ? __fget+0x1ca/0x2f0 [ 271.567377] ? security_file_ioctl+0x6a/0xa0 [ 271.567383] ? SyS_clock_settime+0x1a0/0x1a0 [ 271.567386] ? security_file_ioctl+0x6a/0xa0 [ 271.567394] SyS_ioctl+0x74/0x80 [ 271.567399] ? do_vfs_ioctl+0xfb0/0xfb0 [ 271.567406] do_syscall_64+0x1c7/0x5b0 [ 271.567410] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 271.567420] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 271.567426] RIP: 0033:0x45c4a9 [ 271.604043] (UM) [ 271.606719] RSP: 002b:00007ff743001c78 EFLAGS: 00000246 [ 271.611916] 15*64kB [ 271.615095] ORIG_RAX: 0000000000000010 [ 271.615099] RAX: ffffffffffffffda RBX: 00007ff7430026d4 RCX: 000000000045c4a9 [ 271.615102] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 271.615104] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 271.615107] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 271.615109] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 271.663793] warn_alloc_show_mem: 3 callbacks suppressed [ 271.663797] Mem-Info: [ 271.672425] CPU: 0 PID: 10468 Comm: systemd-journal Not tainted 4.14.175-syzkaller #0 [ 271.675576] active_anon:6049 inactive_anon:8092 isolated_anon:0 [ 271.675576] active_file:27 inactive_file:55 isolated_file:0 [ 271.675576] unevictable:0 dirty:3 writeback:0 unstable:0 [ 271.675576] slab_reclaimable:11273 slab_unreclaimable:116975 [ 271.675576] mapped:629 shmem:8292 pagetables:455 bounce:0 [ 271.675576] free:13781 free_pcp:30 free_cma:0 [ 271.681665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 271.714647] Node 0 active_anon:23788kB inactive_anon:24236kB active_file:52kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2380kB dirty:12kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 271.723944] Call Trace: [ 271.723960] dump_stack+0xf7/0x13b [ 271.751512] Node 1 active_anon:408kB inactive_anon:8132kB active_file:56kB inactive_file:152kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:136kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 271.754064] dump_header+0x160/0x63f [ 271.754075] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 271.757597] Node 0 [ 271.784400] ? ___ratelimit+0x243/0x519 [ 271.784407] ? do_raw_spin_unlock+0x16a/0x250 [ 271.784416] oom_kill_process.cold.24+0xb/0xa1a [ 271.784420] ? out_of_memory+0x7f9/0x1030 [ 271.784426] ? lock_downgrade+0x7f0/0x7f0 [ 271.784435] out_of_memory+0x2b0/0x1030 [ 271.784443] ? oom_killer_disable+0x1a0/0x1a0 [ 271.788158] DMA free:10384kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 271.793253] ? __alloc_pages_slowpath+0xb69/0x2650 [ 271.795507] lowmem_reserve[]: [ 271.799415] __alloc_pages_slowpath+0x1ef3/0x2650 [ 271.803886] 0 [ 271.808567] ? warn_alloc+0x100/0x100 [ 271.808575] ? get_page_from_freelist+0x26e/0x23b0 [ 271.808587] ? __might_sleep+0x93/0xb0 [ 271.812706] 2570 [ 271.816836] __alloc_pages_nodemask+0x60d/0x770 [ 271.816844] ? __alloc_pages_slowpath+0x2650/0x2650 [ 271.816848] ? lock_downgrade+0x7f0/0x7f0 [ 271.816861] alloc_pages_current+0xd6/0x1b0 [ 271.820809] 2570 [ 271.825284] __page_cache_alloc+0x1da/0x330 [ 271.825293] filemap_fault+0xbc4/0x1ae0 [ 271.825305] ? __lock_page_or_retry+0x820/0x820 [ 271.850977] 2570 [ 271.855876] ? lock_acquire+0x173/0x400 [ 271.855882] ? ext4_filemap_fault+0x75/0xb0 [ 271.855894] ext4_filemap_fault+0x7d/0xb0 [ 271.858971] 2570 [ 271.863797] __do_fault+0xf3/0x340 [ 271.869363] __handle_mm_fault+0x21eb/0x3870 [ 271.874284] Node 0 [ 271.878139] ? copy_page_range+0x1d10/0x1d10 [ 271.880184] DMA32 free:18148kB min:36384kB low:45480kB high:54576kB active_anon:23784kB inactive_anon:24236kB active_file:52kB inactive_file:68kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1708kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 271.884829] ? find_held_lock+0x36/0x1d0 [ 271.884847] handle_mm_fault+0x234/0x6e0 [ 271.889839] lowmem_reserve[]: [ 271.893966] ? find_vma+0xe2/0x150 [ 271.893974] __do_page_fault+0x44d/0xb00 [ 271.893982] ? vmalloc_fault+0xc90/0xc90 [ 271.893990] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 271.898286] 0 [ 271.900332] ? page_fault+0x2f/0x50 [ 271.904643] 0 [ 271.908590] do_page_fault+0x64/0x3fb [ 271.913233] 0 [ 271.915279] ? page_fault+0x2f/0x50 [ 271.915284] page_fault+0x45/0x50 [ 271.915290] RIP: 0033:0x7f6ff4ec02e3 [ 271.915293] RSP: 002b:00007fff9d4cfee8 EFLAGS: 00010246 [ 271.919245] 0 [ 271.923551] RAX: 0000000000000001 RBX: 000055f7fb38a200 RCX: 00007f6ff4ec02e3 [ 271.927704] 0 [ 271.929728] RDX: 0000000000000013 RSI: 00007fff9d4cfef0 RDI: 000000000000000c [ 271.929732] RBP: 00007fff9d4d00e0 R08: 00007fff9d5cf000 R09: 00000049b461d8b6 [ 271.937634] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007fff9d4cfef0 [ 271.937637] R13: 0000000000000001 R14: ffffffffffffffff R15: 0005a2cc6a7788cb [ 271.942042] CPU: 0 PID: 10523 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 271.952704] syz-executor.3: [ 271.972599] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 271.972602] Call Trace: [ 271.972616] dump_stack+0xf7/0x13b [ 271.972624] warn_alloc.cold.110+0xa2/0x1be [ 271.972631] ? zone_watermark_ok_safe+0x260/0x260 [ 271.972645] ? __alloc_pages_direct_compact+0xc2/0x330 [ 271.972652] __alloc_pages_slowpath+0x2052/0x2650 [ 271.979475] Node 0 [ 271.980759] ? trace_hardirqs_off+0x10/0x10 [ 271.983845] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 271.987362] ? warn_alloc+0x100/0x100 [ 271.987369] ? get_page_from_freelist+0x9ee/0x23b0 [ 271.987380] ? __might_sleep+0x93/0xb0 [ 271.987386] __alloc_pages_nodemask+0x60d/0x770 [ 271.987390] ? trace_hardirqs_off+0x10/0x10 [ 271.987396] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 271.987404] ? __alloc_pages_slowpath+0x2650/0x2650 [ 271.991447] page allocation failure: order:0 [ 271.995478] ? wait_for_completion+0x440/0x440 [ 271.995487] alloc_pages_current+0xd6/0x1b0 [ 271.995496] ion_page_pool_alloc+0x102/0x180 [ 271.995503] ion_system_heap_allocate+0x14e/0x930 [ 272.000863] lowmem_reserve[]: [ 272.002647] ? do_raw_spin_unlock+0x16a/0x250 [ 272.006269] 0 [ 272.008039] ? ion_system_heap_free+0x270/0x270 [ 272.011811] 0 0 [ 272.013606] ion_alloc+0x27f/0x770 [ 272.017233] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 272.020658] ? ion_dma_buf_release+0x40/0x40 [ 272.024363] (null) [ 272.029693] ? kasan_check_write+0x14/0x20 [ 272.031466] syz-executor.3 cpuset= [ 272.038717] ion_ioctl+0xe2/0x1b6 [ 272.038723] ? ion_alloc.cold.15+0x32/0x32 [ 272.038734] do_vfs_ioctl+0x180/0xfb0 [ 272.038740] ? __fget+0x1ad/0x2f0 [ 272.040527] 0 [ 272.047773] ? ioctl_preallocate+0x1a0/0x1a0 [ 272.047781] ? __fget+0x1ca/0x2f0 [ 272.047791] ? security_file_ioctl+0x6a/0xa0 [ 272.047799] ? SyS_clock_settime+0x1a0/0x1a0 [ 272.055085] 0 [ 272.062322] ? security_file_ioctl+0x6a/0xa0 [ 272.062329] SyS_ioctl+0x74/0x80 [ 272.069605] / [ 272.077455] ? do_vfs_ioctl+0xfb0/0xfb0 [ 272.080473] mems_allowed=0-1 [ 272.089791] do_syscall_64+0x1c7/0x5b0 [ 272.089796] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 272.089806] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 272.089812] RIP: 0033:0x45c4a9 [ 272.095898] RSP: 002b:00007ff742fe0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 272.095905] RAX: ffffffffffffffda RBX: 00007ff742fe16d4 RCX: 000000000045c4a9 [ 272.095908] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 272.095911] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 272.095914] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 272.095917] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 272.100708] (M) [ 272.113153] CPU: 1 PID: 10545 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 272.119214] 2*128kB [ 272.121989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 272.150443] (M) [ 272.155323] Call Trace: [ 272.155337] dump_stack+0xf7/0x13b [ 272.155346] warn_alloc.cold.110+0xa2/0x1be [ 272.155353] ? zone_watermark_ok_safe+0x260/0x260 [ 272.155359] ? usleep_range+0x120/0x120 [ 272.155365] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 272.159329] 0*256kB [ 272.163978] ? call_timer_fn+0x570/0x570 [ 272.163985] ? unreserve_highatomic_pageblock+0x315/0x450 [ 272.163996] __alloc_pages_slowpath+0x2052/0x2650 [ 272.164017] ? warn_alloc+0x100/0x100 [ 272.164025] ? get_page_from_freelist+0x26e/0x23b0 [ 272.164038] ? __might_sleep+0x93/0xb0 [ 272.164044] __alloc_pages_nodemask+0x60d/0x770 [ 272.164051] ? __alloc_pages_slowpath+0x2650/0x2650 [ 272.164059] ? wait_for_completion+0x440/0x440 [ 272.164069] alloc_pages_current+0xd6/0x1b0 [ 272.172010] 34*512kB [ 272.173223] ion_page_pool_alloc+0x102/0x180 [ 272.178262] (U) [ 272.182612] ion_system_heap_allocate+0x14e/0x930 [ 272.191099] 0*1024kB [ 272.191483] ? ion_system_heap_free+0x270/0x270 [ 272.195907] 0*2048kB [ 272.200700] ion_alloc+0x216/0x770 [ 272.203773] 0*4096kB [ 272.208257] ? ion_dma_buf_release+0x40/0x40 [ 272.208267] ? kasan_check_write+0x14/0x20 [ 272.208274] ion_ioctl+0xe2/0x1b6 [ 272.208279] ? ion_alloc.cold.15+0x32/0x32 [ 272.208290] do_vfs_ioctl+0x180/0xfb0 [ 272.208296] ? __fget+0x1ad/0x2f0 [ 272.208302] ? ioctl_preallocate+0x1a0/0x1a0 [ 272.208310] ? __fget+0x1ca/0x2f0 [ 272.208321] ? security_file_ioctl+0x6a/0xa0 [ 272.214103] = 26912kB [ 272.214794] ? SyS_clock_settime+0x1a0/0x1a0 [ 272.216753] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 272.220280] ? security_file_ioctl+0x6a/0xa0 [ 272.220291] SyS_ioctl+0x74/0x80 [ 272.239550] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 272.241662] ? do_vfs_ioctl+0xfb0/0xfb0 [ 272.252238] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 272.253096] do_syscall_64+0x1c7/0x5b0 [ 272.263635] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 272.266135] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 272.266147] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 272.266152] RIP: 0033:0x45c4a9 [ 272.266155] RSP: 002b:00007f73b8dcdc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 272.266161] RAX: ffffffffffffffda RBX: 00007f73b8dce6d4 RCX: 000000000045c4a9 [ 272.266164] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 272.266166] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 272.266169] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 272.266172] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 272.275365] Node 1 [ 272.285877] 8325 total pagecache pages [ 272.303457] Normal free:26764kB min:53504kB low:66880kB high:80256kB active_anon:408kB inactive_anon:8132kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:96kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 272.311895] 0 pages in swap cache [ 272.324972] lowmem_reserve[]: [ 272.327848] syz-executor.5: [ 272.333150] 0 [ 272.340468] Swap cache stats: add 0, delete 0, find 0/0 [ 272.340471] Free swap = 0kB [ 272.340473] Total swap = 0kB [ 272.340480] 1965979 pages RAM [ 272.340482] 0 pages HighMem/MovableOnly [ 272.340485] 335847 pages reserved [ 272.340487] 0 pages cma reserved [ 272.342304] page allocation failure: order:0 [ 272.354343] 0 [ 272.357426] syz-executor.3: [ 272.371463] 0 [ 272.393965] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 272.401002] 0 [ 272.403194] (null) [ 272.405580] 0 [ 272.405586] Node 0 DMA: 2*4kB (UM) 15*8kB (UME) 7*16kB (UME) 15*32kB (UME) 3*64kB (UME) 4*128kB (UME) [ 272.426048] page allocation failure: order:0 [ 272.436307] 7*256kB [ 272.438198] syz-executor.5 cpuset= [ 272.443065] (UME) [ 272.453971] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 272.461385] 2*512kB [ 272.466178] / [ 272.483953] (ME) [ 272.485779] (null) [ 272.489949] 2*1024kB [ 272.493390] syz-executor.3 cpuset= [ 272.511615] (ME) [ 272.513327] mems_allowed=0-1 [ 272.524040] 2*2048kB (UE) 0*4096kB = 10384kB [ 272.524053] Node 0 DMA32: 346*4kB (ME) 303*8kB (MEH) 106*16kB (MEH) 383*32kB (UMEH) 0*64kB [ 272.532903] / [ 272.553952] 0*128kB [ 272.562090] CPU: 0 PID: 10523 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 272.603988] 0*256kB [ 272.609939] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 272.609945] Call Trace: [ 272.643977] mems_allowed=0-1 [ 272.665345] dump_stack+0xf7/0x13b [ 272.665354] warn_alloc.cold.110+0xa2/0x1be [ 272.665363] ? zone_watermark_ok_safe+0x260/0x260 [ 272.668830] 0*512kB [ 272.671897] ? usleep_range+0x120/0x120 [ 272.693963] 0*1024kB [ 272.695078] ? rcu_read_lock_sched_held+0x108/0x120 [ 272.698511] 0*2048kB [ 272.701860] ? call_timer_fn+0x570/0x570 [ 272.763940] 0*4096kB [ 272.765084] __alloc_pages_slowpath+0x2052/0x2650 [ 272.768597] = 17760kB [ 272.770658] ? warn_alloc+0x100/0x100 [ 272.773727] Node 0 [ 272.778119] ? get_page_from_freelist+0x26e/0x23b0 [ 272.778131] ? __might_sleep+0x93/0xb0 [ 272.778137] __alloc_pages_nodemask+0x60d/0x770 [ 272.778142] ? trace_hardirqs_off+0x10/0x10 [ 272.778147] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 272.778154] ? __alloc_pages_slowpath+0x2650/0x2650 [ 272.873917] Normal: [ 272.877989] ? wait_for_completion+0x440/0x440 [ 272.882290] 0*4kB [ 272.887118] alloc_pages_current+0xd6/0x1b0 [ 272.887129] ion_page_pool_alloc+0x102/0x180 [ 272.887134] ion_system_heap_allocate+0x14e/0x930 [ 272.887141] ? do_raw_spin_unlock+0x16a/0x250 [ 272.919148] ? ion_system_heap_free+0x270/0x270 [ 272.923813] ion_alloc+0x27f/0x770 [ 272.927351] ? ion_dma_buf_release+0x40/0x40 [ 272.931739] ? kasan_check_write+0x14/0x20 [ 272.935956] ion_ioctl+0xe2/0x1b6 [ 272.939401] ? ion_alloc.cold.15+0x32/0x32 [ 272.943642] do_vfs_ioctl+0x180/0xfb0 [ 272.947435] ? __fget+0x1ad/0x2f0 [ 272.950880] ? ioctl_preallocate+0x1a0/0x1a0 [ 272.955280] ? __fget+0x1ca/0x2f0 [ 272.958736] ? security_file_ioctl+0x6a/0xa0 [ 272.964001] ? SyS_clock_settime+0x1a0/0x1a0 [ 272.968388] ? security_file_ioctl+0x6a/0xa0 [ 272.972777] SyS_ioctl+0x74/0x80 [ 272.973894] 0*8kB 0*16kB [ 272.976160] ? do_vfs_ioctl+0xfb0/0xfb0 [ 272.976166] do_syscall_64+0x1c7/0x5b0 [ 272.978909] 0*32kB [ 272.982861] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 272.993779] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 272.998956] RIP: 0033:0x45c4a9 [ 273.002138] RSP: 002b:00007ff742fe0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 273.009851] RAX: ffffffffffffffda RBX: 00007ff742fe16d4 RCX: 000000000045c4a9 [ 273.017110] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 273.024370] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 273.031626] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 273.033902] 0*64kB [ 273.038879] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 273.040397] Mem-Info: [ 273.052505] active_anon:6049 inactive_anon:8092 isolated_anon:0 [ 273.052505] active_file:42 inactive_file:16 isolated_file:0 [ 273.052505] unevictable:0 dirty:0 writeback:0 unstable:0 [ 273.052505] slab_reclaimable:11273 slab_unreclaimable:116995 [ 273.052505] mapped:566 shmem:8292 pagetables:455 bounce:0 [ 273.052505] free:80677 free_pcp:425 free_cma:0 [ 273.055010] 0*128kB [ 273.085768] CPU: 1 PID: 10541 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 273.086078] Node 0 active_anon:23788kB inactive_anon:24236kB active_file:220kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2264kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 273.088103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 273.088106] Call Trace: [ 273.088116] dump_stack+0xf7/0x13b [ 273.088125] warn_alloc.cold.110+0xa2/0x1be [ 273.088132] ? zone_watermark_ok_safe+0x260/0x260 [ 273.088138] ? usleep_range+0x120/0x120 [ 273.088146] ? rcu_read_lock_sched_held+0x108/0x120 [ 273.088154] ? call_timer_fn+0x570/0x570 [ 273.088167] __alloc_pages_slowpath+0x2052/0x2650 [ 273.096649] Node 1 active_anon:408kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 273.123538] ? warn_alloc+0x100/0x100 [ 273.123547] ? get_page_from_freelist+0x26e/0x23b0 [ 273.123559] ? __might_sleep+0x93/0xb0 [ 273.123566] __alloc_pages_nodemask+0x60d/0x770 [ 273.123573] ? __alloc_pages_slowpath+0x2650/0x2650 [ 273.123581] ? wait_for_completion+0x440/0x440 [ 273.123590] alloc_pages_current+0xd6/0x1b0 [ 273.123598] ion_page_pool_alloc+0x102/0x180 [ 273.123603] ion_system_heap_allocate+0x14e/0x930 [ 273.123611] ? ion_system_heap_free+0x270/0x270 [ 273.123622] ion_alloc+0x216/0x770 [ 273.123630] ? ion_dma_buf_release+0x40/0x40 [ 273.123638] ? kasan_check_write+0x14/0x20 [ 273.123645] ion_ioctl+0xe2/0x1b6 [ 273.123650] ? ion_alloc.cold.15+0x32/0x32 [ 273.123663] do_vfs_ioctl+0x180/0xfb0 [ 273.123668] ? __fget+0x1ad/0x2f0 [ 273.123674] ? ioctl_preallocate+0x1a0/0x1a0 [ 273.123682] ? __fget+0x1ca/0x2f0 [ 273.123692] ? security_file_ioctl+0x6a/0xa0 [ 273.123699] ? SyS_clock_settime+0x1a0/0x1a0 [ 273.123702] ? security_file_ioctl+0x6a/0xa0 [ 273.123708] SyS_ioctl+0x74/0x80 [ 273.123712] ? do_vfs_ioctl+0xfb0/0xfb0 [ 273.123719] do_syscall_64+0x1c7/0x5b0 [ 273.123724] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 273.123733] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 273.123739] RIP: 0033:0x45c4a9 [ 273.123741] RSP: 002b:00007f73b8deec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 273.123747] RAX: ffffffffffffffda RBX: 00007f73b8def6d4 RCX: 000000000045c4a9 [ 273.123750] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 273.123754] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 273.123757] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 273.123760] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 273.125336] 0*256kB [ 273.153904] Node 0 [ 273.183903] warn_alloc_show_mem: 2 callbacks suppressed [ 273.183906] Mem-Info: [ 273.263986] DMA free:10384kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 273.270292] 0*512kB [ 273.270662] lowmem_reserve[]: [ 273.274463] 0*1024kB [ 273.303927] 0 [ 273.393880] 0*2048kB 0*4096kB = 0kB [ 273.423969] Node 1 Normal: 394*4kB (UM) 765*8kB (UM) 591*16kB (UM) 375*32kB (UM) 384*64kB (UM) 14*128kB (UM) 1*256kB (U) 33*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 72672kB [ 273.439511] active_anon:6049 inactive_anon:8092 isolated_anon:0 [ 273.439511] active_file:105 inactive_file:520 isolated_file:0 [ 273.439511] unevictable:0 dirty:0 writeback:0 unstable:0 [ 273.439511] slab_reclaimable:11273 slab_unreclaimable:117011 [ 273.439511] mapped:666 shmem:8292 pagetables:455 bounce:0 [ 273.439511] free:106570 free_pcp:701 free_cma:0 [ 273.439526] 2570 [ 273.472602] Node 0 active_anon:23788kB inactive_anon:24236kB active_file:420kB inactive_file:2076kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2664kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 273.518811] 2570 2570 2570 [ 273.521793] Node 0 DMA32 free:381804kB min:36384kB low:45480kB high:54576kB active_anon:23884kB inactive_anon:24236kB active_file:1620kB inactive_file:1376kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1708kB bounce:0kB free_pcp:1340kB local_pcp:684kB free_cma:0kB [ 273.523908] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 273.562198] IPVS: ftp: loaded support on port[0] = 21 [ 273.593967] Node 1 active_anon:408kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 273.601520] lowmem_reserve[]: [ 273.620471] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 273.620477] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 273.620480] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 273.620484] 9083 total pagecache pages [ 273.620492] 0 pages in swap cache [ 273.620495] Swap cache stats: add 0, delete 0, find 0/0 [ 273.620499] Free swap = 0kB [ 273.646944] 0 0 0 0 0 [ 273.710183] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 273.713970] Node 0 [ 273.753913] Total swap = 0kB [ 273.759280] 1965979 pages RAM [ 273.773937] 0 pages HighMem/MovableOnly [ 273.777955] 335847 pages reserved [ 273.780635] lowmem_reserve[]: 0 0 0 0 0 [ 273.785646] DMA free:10444kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 273.790330] Node 1 [ 273.829844] 0 pages cma reserved [ 273.854893] Normal free:178304kB min:53504kB low:66880kB high:80256kB active_anon:408kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:96kB bounce:0kB free_pcp:1296kB local_pcp:704kB free_cma:0kB [ 273.883190] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 273.891325] lowmem_reserve[]: 0 0 0 0 0 [ 273.896085] Node 0 DMA: 4*4kB (UM) 16*8kB (UME) 14*16kB (UME) 15*32kB (UME) 3*64kB (UME) 4*128kB (UME) 7*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10512kB [ 273.916951] Node 0 DMA32: 6594*4kB (UMEH) 12470*8kB (UEH) 10674*16kB (UEH) 5721*32kB (UMEH) 3*64kB (H) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 480184kB [ 273.924034] Node 0 DMA32 free:472264kB min:36384kB low:45480kB high:54576kB active_anon:23884kB inactive_anon:24236kB active_file:1920kB inactive_file:1276kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1708kB bounce:0kB free_pcp:724kB local_pcp:36kB free_cma:0kB [ 273.943576] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 273.990461] Node 1 Normal: 1806*4kB (UM) 798*8kB (UM) 859*16kB (UM) 647*32kB (UM) 16*64kB (UM) 53*128kB (UM) 13*256kB (U) 44*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 81720kB [ 274.014588] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 274.037462] lowmem_reserve[]: 0 0 0 0 0 [ 274.042178] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 274.072767] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 274.087435] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 274.096786] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 274.106421] 9419 total pagecache pages [ 274.110791] 0 pages in swap cache [ 274.115003] Swap cache stats: add 0, delete 0, find 0/0 [ 274.121189] Free swap = 0kB [ 274.124600] Total swap = 0kB [ 274.127622] 1965979 pages RAM [ 274.130715] 0 pages HighMem/MovableOnly [ 274.135322] 335847 pages reserved [ 274.138775] 0 pages cma reserved [ 274.142131] Out of memory: Kill process 6446 (syz-execprog) score 1 or sacrifice child [ 274.146835] lowmem_reserve[]: 0 0 0 0 0 [ 274.150544] Killed process 10533 (syz-executor.0) total-vm:39756kB, anon-rss:68kB, file-rss:0kB, shmem-rss:0kB [ 274.164819] Node 1 Normal free:223480kB min:53504kB low:66880kB high:80256kB active_anon:408kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:192kB pagetables:96kB bounce:0kB free_pcp:1424kB local_pcp:704kB free_cma:0kB [ 274.195714] lowmem_reserve[]: 0 0 0 0 0 [ 274.207056] Node 0 DMA: 4*4kB (UM) 16*8kB (UME) 14*16kB (UME) 15*32kB (UME) 2*64kB (ME) 4*128kB (UME) 7*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10448kB [ 274.274372] Node 0 DMA32: 23*4kB (H) 108*8kB (UEH) 6766*16kB (UEH) 5686*32kB (UEH) 3*64kB (H) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 291356kB [ 274.303822] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 274.322951] Node 1 Normal: 1983*4kB (U) 794*8kB (U) 858*16kB (U) 644*32kB (U) 3*64kB (U) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 49452kB [ 274.334498] syz-executor.3: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 274.353849] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 274.362779] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 274.376960] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 274.382244] CPU: 1 PID: 10545 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 274.384487] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 274.390119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 274.390124] Call Trace: [ 274.410992] dump_stack+0xf7/0x13b [ 274.413843] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 274.414544] warn_alloc.cold.110+0xa2/0x1be [ 274.423107] 9752 total pagecache pages [ 274.427411] ? zone_watermark_ok_safe+0x260/0x260 [ 274.427425] ? __alloc_pages_direct_compact+0xc2/0x330 [ 274.427433] __alloc_pages_slowpath+0x2052/0x2650 [ 274.427444] ? trace_hardirqs_off+0x10/0x10 [ 274.427452] ? warn_alloc+0x100/0x100 [ 274.427459] ? get_page_from_freelist+0x9ee/0x23b0 [ 274.427470] ? __might_sleep+0x93/0xb0 [ 274.427478] __alloc_pages_nodemask+0x60d/0x770 [ 274.427486] ? __alloc_pages_slowpath+0x2650/0x2650 [ 274.443813] 0 pages in swap cache [ 274.446285] ? wait_for_completion+0x440/0x440 [ 274.450590] Swap cache stats: add 0, delete 0, find 0/0 [ 274.454374] alloc_pages_current+0xd6/0x1b0 [ 274.454388] ion_page_pool_alloc+0x102/0x180 [ 274.454394] ion_system_heap_allocate+0x14e/0x930 [ 274.454399] ? do_raw_spin_unlock+0x16a/0x250 [ 274.454407] ? ion_system_heap_free+0x270/0x270 [ 274.454417] ion_alloc+0x27f/0x770 [ 274.454426] ? ion_dma_buf_release+0x40/0x40 [ 274.454435] ? kasan_check_write+0x14/0x20 [ 274.454442] ion_ioctl+0xe2/0x1b6 [ 274.473828] Free swap = 0kB [ 274.476407] ? ion_alloc.cold.15+0x32/0x32 [ 274.480968] Total swap = 0kB [ 274.486314] do_vfs_ioctl+0x180/0xfb0 [ 274.486320] ? __fget+0x1ad/0x2f0 [ 274.486327] ? ioctl_preallocate+0x1a0/0x1a0 [ 274.486335] ? __fget+0x1ca/0x2f0 [ 274.486346] ? security_file_ioctl+0x6a/0xa0 [ 274.486353] ? SyS_clock_settime+0x1a0/0x1a0 [ 274.486357] ? security_file_ioctl+0x6a/0xa0 [ 274.503798] 1965979 pages RAM [ 274.504366] SyS_ioctl+0x74/0x80 [ 274.509015] 0 pages HighMem/MovableOnly [ 274.512535] ? do_vfs_ioctl+0xfb0/0xfb0 [ 274.523810] 335847 pages reserved [ 274.524602] do_syscall_64+0x1c7/0x5b0 [ 274.527602] 0 pages cma reserved [ 274.531813] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 274.593123] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 274.598323] RIP: 0033:0x45c4a9 [ 274.601495] RSP: 002b:00007f73b8dcdc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 274.609194] RAX: ffffffffffffffda RBX: 00007f73b8dce6d4 RCX: 000000000045c4a9 [ 274.616459] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 274.623812] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 274.631087] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 274.638351] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 274.647552] warn_alloc_show_mem: 1 callbacks suppressed [ 274.647554] Mem-Info: [ 274.651436] syz-executor.3: [ 274.653030] active_anon:6050 inactive_anon:8092 isolated_anon:0 [ 274.653030] active_file:642 inactive_file:786 isolated_file:0 [ 274.653030] unevictable:0 dirty:25 writeback:0 unstable:0 [ 274.653030] slab_reclaimable:11273 slab_unreclaimable:116728 [ 274.653030] mapped:1529 shmem:8292 pagetables:455 bounce:0 [ 274.653030] free:70188 free_pcp:0 free_cma:0 [ 274.655716] page allocation failure: order:4 [ 274.659227] Node 0 active_anon:23792kB inactive_anon:24236kB active_file:2568kB inactive_file:3140kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6116kB dirty:100kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 274.725804] Node 1 active_anon:408kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 274.745621] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 274.753576] Node 0 DMA free:10448kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 274.774935] syz-executor.3 cpuset= [ 274.788792] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 274.798167] / mems_allowed=0-1 [ 274.801550] CPU: 0 PID: 10541 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 274.809430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 274.818787] Call Trace: [ 274.819153] Node 0 DMA32 free:161056kB min:36384kB low:45480kB high:54576kB active_anon:23888kB inactive_anon:24236kB active_file:2568kB inactive_file:3140kB unevictable:0kB writepending:148kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7264kB pagetables:1708kB bounce:0kB free_pcp:384kB local_pcp:176kB free_cma:0kB [ 274.821376] dump_stack+0xf7/0x13b [ 274.821386] warn_alloc.cold.110+0xa2/0x1be [ 274.858750] ? zone_watermark_ok_safe+0x260/0x260 [ 274.863628] ? __alloc_pages_direct_compact+0xc2/0x330 [ 274.868937] __alloc_pages_slowpath+0x2052/0x2650 [ 274.869257] lowmem_reserve[]: [ 274.873782] ? trace_hardirqs_off+0x10/0x10 [ 274.873792] ? warn_alloc+0x100/0x100 [ 274.873799] ? get_page_from_freelist+0x9ee/0x23b0 [ 274.873811] ? __might_sleep+0x93/0xb0 [ 274.873820] __alloc_pages_nodemask+0x60d/0x770 [ 274.876913] 0 [ 274.881229] ? __alloc_pages_slowpath+0x2650/0x2650 [ 274.885200] 0 [ 274.889938] ? wait_for_completion+0x440/0x440 [ 274.893858] 0 [ 274.898469] alloc_pages_current+0xd6/0x1b0 [ 274.900238] 0 [ 274.905253] ion_page_pool_alloc+0x102/0x180 [ 274.905260] ion_system_heap_allocate+0x14e/0x930 [ 274.905266] ? do_raw_spin_unlock+0x16a/0x250 [ 274.905273] ? ion_system_heap_free+0x270/0x270 [ 274.905287] ion_alloc+0x27f/0x770 [ 274.905296] ? ion_dma_buf_release+0x40/0x40 [ 274.907080] 0 [ 274.911650] ? kasan_check_write+0x14/0x20 [ 274.917739] ion_ioctl+0xe2/0x1b6 [ 274.917744] ? ion_alloc.cold.15+0x32/0x32 [ 274.917754] do_vfs_ioctl+0x180/0xfb0 [ 274.917760] ? __fget+0x1ad/0x2f0 [ 274.917765] ? ioctl_preallocate+0x1a0/0x1a0 [ 274.917774] ? __fget+0x1ca/0x2f0 [ 274.917783] ? security_file_ioctl+0x6a/0xa0 [ 274.917790] ? SyS_clock_settime+0x1a0/0x1a0 [ 274.917794] ? security_file_ioctl+0x6a/0xa0 [ 274.917800] SyS_ioctl+0x74/0x80 [ 274.919769] Node 0 [ 274.923980] ? do_vfs_ioctl+0xfb0/0xfb0 [ 274.923986] do_syscall_64+0x1c7/0x5b0 [ 274.923991] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 274.924002] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 274.924007] RIP: 0033:0x45c4a9 [ 274.924010] RSP: 002b:00007f73b8deec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 274.924016] RAX: ffffffffffffffda RBX: 00007f73b8def6d4 RCX: 000000000045c4a9 [ 274.924020] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 274.928935] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 274.933332] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 274.933336] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 274.938073] lowmem_reserve[]: [ 274.941501] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 275.088635] 0 0 0 0 0 [ 275.091156] Node 1 Normal free:43556kB min:53504kB low:66880kB high:80256kB active_anon:308kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:160kB pagetables:56kB bounce:0kB free_pcp:72kB local_pcp:72kB free_cma:0kB [ 275.119493] lowmem_reserve[]: 0 0 0 0 0 [ 275.127133] Node 0 DMA: 1*4kB (M) 8*8kB (UME) 14*16kB (UME) 15*32kB (UME) 2*64kB (ME) 4*128kB (UME) 7*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10372kB [ 275.173349] systemd-journal invoked oom-killer: gfp_mask=0x14040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0 [ 275.197644] Node 0 DMA32: 384*4kB (UME) 321*8kB (UMEH) 129*16kB (UMEH) 548*32kB (UMEH) 5*64kB (UMH) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 24024kB [ 275.221742] systemd-journal cpuset=/ mems_allowed=0-1 [ 275.230847] CPU: 1 PID: 10468 Comm: systemd-journal Not tainted 4.14.175-syzkaller #0 [ 275.238873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 275.248240] Call Trace: [ 275.250822] dump_stack+0xf7/0x13b [ 275.254345] dump_header+0x160/0x63f [ 275.258039] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 275.263123] ? ___ratelimit+0x243/0x519 [ 275.267071] ? do_raw_spin_unlock+0x16a/0x250 [ 275.271555] oom_kill_process.cold.24+0xb/0xa1a [ 275.276218] ? out_of_memory+0x7f9/0x1030 [ 275.280343] ? lock_downgrade+0x7f0/0x7f0 [ 275.284489] out_of_memory+0x2b0/0x1030 [ 275.288443] ? oom_killer_disable+0x1a0/0x1a0 [ 275.292916] ? __alloc_pages_slowpath+0xb69/0x2650 [ 275.297830] __alloc_pages_slowpath+0x1ef3/0x2650 [ 275.302668] ? warn_alloc+0x100/0x100 [ 275.306449] ? get_page_from_freelist+0x9ee/0x23b0 [ 275.311369] ? __might_sleep+0x93/0xb0 [ 275.315236] __alloc_pages_nodemask+0x60d/0x770 [ 275.319882] ? __alloc_pages_slowpath+0x2650/0x2650 [ 275.324873] ? __alloc_pages_nodemask+0x61a/0x770 [ 275.329693] ? cache_grow_begin+0x331/0x3f0 [ 275.334004] cache_grow_begin+0x80/0x3f0 [ 275.338047] fallback_alloc+0x203/0x2c0 [ 275.342018] ____cache_alloc_node+0x1c7/0x1e0 [ 275.346516] kmem_cache_alloc+0x1f8/0x790 [ 275.350664] ? kern_path_mountpoint+0x40/0x40 [ 275.355161] getname_flags+0xb8/0x520 [ 275.358972] getname+0xd/0x10 [ 275.362069] do_sys_open+0x13f/0x340 [ 275.365770] ? filp_open+0x50/0x50 [ 275.369302] ? do_sys_open+0x340/0x340 [ 275.373196] SyS_open+0x19/0x20 [ 275.376456] do_syscall_64+0x1c7/0x5b0 [ 275.380332] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 275.385158] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 275.390326] RIP: 0033:0x7f6ff5186840 [ 275.394023] RSP: 002b:00007fff9d4cce68 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 275.401711] RAX: ffffffffffffffda RBX: 00007fff9d4cd170 RCX: 00007f6ff5186840 [ 275.408961] RDX: 00000000000001a0 RSI: 0000000000080042 RDI: 000055f7fb38ce30 [ 275.416207] RBP: 000000000000000d R08: 0000000000000000 R09: 00000000ffffffff [ 275.423456] R10: 0000000000000069 R11: 0000000000000246 R12: 00000000ffffffff [ 275.430789] R13: 000055f7fb388060 R14: 00007fff9d4cd130 R15: 000055f7fb38ca10 [ 275.441310] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 275.462497] Node 1 Normal: 3*4kB (UM) 0*8kB 594*16kB (U) 535*32kB (UM) 1*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26700kB [ 275.466471] syz-executor.3: [ 275.488708] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 275.494210] page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 275.500668] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 275.528544] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 275.539668] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 275.547843] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 275.551918] 8337 total pagecache pages [ 275.559439] 0 pages in swap cache [ 275.560788] CPU: 0 PID: 10541 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 275.562887] Swap cache stats: add 0, delete 0, find 0/0 [ 275.570751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 275.570754] Call Trace: [ 275.570767] dump_stack+0xf7/0x13b [ 275.570775] warn_alloc.cold.110+0xa2/0x1be [ 275.570782] ? zone_watermark_ok_safe+0x260/0x260 [ 275.570787] ? usleep_range+0x120/0x120 [ 275.570795] ? rcu_read_lock_sched_held+0x108/0x120 [ 275.570804] ? call_timer_fn+0x570/0x570 [ 275.570818] __alloc_pages_slowpath+0x2052/0x2650 [ 275.576172] Free swap = 0kB [ 275.585513] ? warn_alloc+0x100/0x100 [ 275.585521] ? get_page_from_freelist+0x26e/0x23b0 [ 275.588109] Total swap = 0kB [ 275.591642] ? __might_sleep+0x93/0xb0 [ 275.595979] 1965979 pages RAM [ 275.600756] __alloc_pages_nodemask+0x60d/0x770 [ 275.604732] 0 pages HighMem/MovableOnly [ 275.609739] ? __alloc_pages_slowpath+0x2650/0x2650 [ 275.613833] 335847 pages reserved [ 275.618622] ? wait_for_completion+0x440/0x440 [ 275.621620] 0 pages cma reserved [ 275.625423] alloc_pages_current+0xd6/0x1b0 [ 275.625433] ion_page_pool_alloc+0x102/0x180 [ 275.625438] ion_system_heap_allocate+0x14e/0x930 [ 275.625444] ? do_raw_spin_unlock+0x16a/0x250 [ 275.661677] Mem-Info: [ 275.661945] ? ion_system_heap_free+0x270/0x270 [ 275.665325] active_anon:6029 inactive_anon:8092 isolated_anon:0 [ 275.665325] active_file:31 inactive_file:12 isolated_file:0 [ 275.665325] unevictable:0 dirty:21 writeback:0 unstable:0 [ 275.665325] slab_reclaimable:11267 slab_unreclaimable:116689 [ 275.665325] mapped:647 shmem:8292 pagetables:445 bounce:0 [ 275.665325] free:13739 free_pcp:30 free_cma:0 [ 275.669615] ion_alloc+0x27f/0x770 [ 275.674023] Node 0 active_anon:23808kB inactive_anon:24236kB active_file:124kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2588kB dirty:84kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 275.678824] ? ion_dma_buf_release+0x40/0x40 [ 275.683311] Node 1 active_anon:308kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 275.685713] ? kasan_check_write+0x14/0x20 [ 275.685722] ion_ioctl+0xe2/0x1b6 [ 275.685728] ? ion_alloc.cold.15+0x32/0x32 [ 275.685739] do_vfs_ioctl+0x180/0xfb0 [ 275.685745] ? __fget+0x1ad/0x2f0 [ 275.685751] ? ioctl_preallocate+0x1a0/0x1a0 [ 275.690405] Node 0 [ 275.723950] ? __fget+0x1ca/0x2f0 [ 275.723961] ? security_file_ioctl+0x6a/0xa0 [ 275.723968] ? SyS_clock_settime+0x1a0/0x1a0 [ 275.723971] ? security_file_ioctl+0x6a/0xa0 [ 275.723979] SyS_ioctl+0x74/0x80 [ 275.723985] ? do_vfs_ioctl+0xfb0/0xfb0 [ 275.723991] do_syscall_64+0x1c7/0x5b0 [ 275.723998] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 275.727538] DMA free:10372kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 275.755104] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 275.755110] RIP: 0033:0x45c4a9 [ 275.755113] RSP: 002b:00007f73b8deec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 275.755118] RAX: ffffffffffffffda RBX: 00007f73b8def6d4 RCX: 000000000045c4a9 [ 275.755121] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 275.755124] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 275.755126] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 275.755131] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 275.759537] lowmem_reserve[]: [ 275.788108] syz-executor.5: [ 275.790190] 0 [ 275.801807] page allocation failure: order:0 [ 275.805469] syz-executor.3: [ 275.807671] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 275.810125] page allocation failure: order:0 [ 275.812352] (null) [ 275.819221] IPVS: ftp: loaded support on port[0] = 21 [ 275.828499] syz-executor.5 cpuset= [ 275.831124] 2570 [ 275.832768] / [ 275.837096] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 275.842268] mems_allowed=0-1 [ 275.853655] 2570 [ 275.872911] CPU: 0 PID: 10510 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 275.888870] (null) [ 275.894345] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 275.894349] Call Trace: [ 275.894362] dump_stack+0xf7/0x13b [ 275.894371] warn_alloc.cold.110+0xa2/0x1be [ 275.894378] ? zone_watermark_ok_safe+0x260/0x260 [ 275.901631] syz-executor.3 cpuset= [ 275.908897] ? usleep_range+0x120/0x120 [ 275.908903] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 275.908912] ? call_timer_fn+0x570/0x570 [ 275.908920] ? unreserve_highatomic_pageblock+0x315/0x450 [ 275.908931] __alloc_pages_slowpath+0x2052/0x2650 [ 275.916202] 2570 [ 275.923443] ? warn_alloc+0x100/0x100 [ 275.926550] 2570 [ 275.929548] ? get_page_from_freelist+0x26e/0x23b0 [ 275.935736] ? __might_sleep+0x93/0xb0 [ 275.935744] __alloc_pages_nodemask+0x60d/0x770 [ 275.935753] ? __alloc_pages_slowpath+0x2650/0x2650 [ 275.935763] ? wait_for_completion+0x440/0x440 [ 275.935772] alloc_pages_current+0xd6/0x1b0 [ 275.938808] / [ 275.945913] ion_page_pool_alloc+0x102/0x180 [ 275.950349] Node 0 [ 275.952427] ion_system_heap_allocate+0x14e/0x930 [ 275.957618] mems_allowed=0-1 [ 275.961123] ? do_raw_spin_unlock+0x16a/0x250 [ 275.973641] DMA32 free:17924kB min:36384kB low:45480kB high:54576kB active_anon:23804kB inactive_anon:24236kB active_file:92kB inactive_file:52kB unevictable:0kB writepending:184kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6912kB pagetables:1708kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 275.975015] ? ion_system_heap_free+0x270/0x270 [ 275.977052] lowmem_reserve[]: [ 275.984917] ion_alloc+0x27f/0x770 [ 275.984927] ? ion_dma_buf_release+0x40/0x40 [ 275.984936] ? kasan_check_write+0x14/0x20 [ 275.993624] 0 [ 275.996409] ion_ioctl+0xe2/0x1b6 [ 275.998974] 0 0 [ 276.002496] ? ion_alloc.cold.15+0x32/0x32 [ 276.023623] 0 [ 276.024157] do_vfs_ioctl+0x180/0xfb0 [ 276.028184] 0 [ 276.033703] ? __fget+0x1ad/0x2f0 [ 276.033710] ? ioctl_preallocate+0x1a0/0x1a0 [ 276.033720] ? __fget+0x1ca/0x2f0 [ 276.055282] ? security_file_ioctl+0x6a/0xa0 [ 276.059932] Node 0 [ 276.065058] ? SyS_clock_settime+0x1a0/0x1a0 [ 276.065064] ? security_file_ioctl+0x6a/0xa0 [ 276.065073] SyS_ioctl+0x74/0x80 [ 276.065079] ? do_vfs_ioctl+0xfb0/0xfb0 [ 276.065086] do_syscall_64+0x1c7/0x5b0 [ 276.065094] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 276.083679] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 276.087108] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 276.090193] lowmem_reserve[]: [ 276.094668] RIP: 0033:0x45c4a9 [ 276.094671] RSP: 002b:00007ff743001c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 276.094677] RAX: ffffffffffffffda RBX: 00007ff7430026d4 RCX: 000000000045c4a9 [ 276.094684] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 276.094688] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 276.094690] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 276.094693] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 276.097271] warn_alloc_show_mem: 1 callbacks suppressed [ 276.097273] Mem-Info: [ 276.137720] CPU: 1 PID: 10545 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 276.140770] active_anon:6029 inactive_anon:8092 isolated_anon:0 [ 276.140770] active_file:16 inactive_file:16 isolated_file:0 [ 276.140770] unevictable:0 dirty:0 writeback:0 unstable:0 [ 276.140770] slab_reclaimable:11267 slab_unreclaimable:116695 [ 276.140770] mapped:618 shmem:8292 pagetables:445 bounce:0 [ 276.140770] free:13814 free_pcp:31 free_cma:0 [ 276.142942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 276.144872] Node 0 active_anon:23808kB inactive_anon:24236kB active_file:64kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2472kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 276.148245] Call Trace: [ 276.150203] Node 1 active_anon:308kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 276.154437] dump_stack+0xf7/0x13b [ 276.154447] warn_alloc.cold.110+0xa2/0x1be [ 276.154453] ? zone_watermark_ok_safe+0x260/0x260 [ 276.154459] ? usleep_range+0x120/0x120 [ 276.154465] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 276.154475] ? call_timer_fn+0x570/0x570 [ 276.154483] ? unreserve_highatomic_pageblock+0x315/0x450 [ 276.158208] Node 0 [ 276.160060] __alloc_pages_slowpath+0x2052/0x2650 [ 276.161838] DMA free:10372kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 276.165276] ? warn_alloc+0x100/0x100 [ 276.165283] ? get_page_from_freelist+0x26e/0x23b0 [ 276.165295] ? __might_sleep+0x93/0xb0 [ 276.165302] __alloc_pages_nodemask+0x60d/0x770 [ 276.165309] ? __alloc_pages_slowpath+0x2650/0x2650 [ 276.165318] ? wait_for_completion+0x440/0x440 [ 276.193657] lowmem_reserve[]: [ 276.195856] alloc_pages_current+0xd6/0x1b0 [ 276.199728] 0 [ 276.204565] ion_page_pool_alloc+0x102/0x180 [ 276.204571] ion_system_heap_allocate+0x14e/0x930 [ 276.204578] ? do_raw_spin_unlock+0x16a/0x250 [ 276.204585] ? ion_system_heap_free+0x270/0x270 [ 276.204594] ion_alloc+0x27f/0x770 [ 276.204602] ? ion_dma_buf_release+0x40/0x40 [ 276.204610] ? kasan_check_write+0x14/0x20 [ 276.204616] ion_ioctl+0xe2/0x1b6 [ 276.204621] ? ion_alloc.cold.15+0x32/0x32 [ 276.204632] do_vfs_ioctl+0x180/0xfb0 [ 276.293652] 2570 [ 276.300320] ? __fget+0x1ad/0x2f0 [ 276.413634] 2570 [ 276.415324] ? ioctl_preallocate+0x1a0/0x1a0 [ 276.420415] 2570 [ 276.424472] ? __fget+0x1ca/0x2f0 [ 276.424483] ? security_file_ioctl+0x6a/0xa0 [ 276.424489] ? SyS_clock_settime+0x1a0/0x1a0 [ 276.424493] ? security_file_ioctl+0x6a/0xa0 [ 276.424500] SyS_ioctl+0x74/0x80 [ 276.424506] ? do_vfs_ioctl+0xfb0/0xfb0 [ 276.424513] do_syscall_64+0x1c7/0x5b0 [ 276.424517] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 276.424527] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 276.424531] RIP: 0033:0x45c4a9 [ 276.424534] RSP: 002b:00007f73b8dcdc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 276.453642] 2570 [ 276.462779] RAX: ffffffffffffffda RBX: 00007f73b8dce6d4 RCX: 000000000045c4a9 [ 276.485001] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 276.489569] Node 0 [ 276.492653] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 276.492657] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 276.513647] DMA32 free:108384kB min:36384kB low:45480kB high:54576kB active_anon:23804kB inactive_anon:24236kB active_file:64kB inactive_file:60kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6912kB pagetables:1708kB bounce:0kB free_pcp:620kB local_pcp:620kB free_cma:0kB [ 276.517102] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 276.530617] 0 [ 276.553684] lowmem_reserve[]: [ 276.562367] 0 [ 276.563463] 0 [ 276.568942] 0 [ 276.583951] 0 [ 276.592381] 0 [ 276.603644] 0 [ 276.608162] 0 [ 276.623735] 0 [ 276.653655] 0 [ 276.670338] Node 1 [ 276.697276] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 276.698426] Normal free:170544kB min:53504kB low:66880kB high:80256kB active_anon:308kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:128kB pagetables:56kB bounce:0kB free_pcp:648kB local_pcp:4kB free_cma:0kB [ 276.750563] lowmem_reserve[]: 0 0 0 0 0 [ 276.750929] lowmem_reserve[]: 0 0 0 0 0 [ 276.759810] Node 0 DMA: 13*4kB (UM) 9*8kB (UME) 16*16kB (UME) 15*32kB (UME) 2*64kB (ME) 4*128kB (UME) 7*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10460kB [ 276.767026] Node 1 [ 276.776422] Node 0 DMA32: 7128*4kB (UME) 14004*8kB (UE) 4402*16kB (UME) 724*32kB (UE) 35*64kB (U) 3*128kB (U) 45*256kB (U) 15*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 255968kB [ 276.786740] Normal free:170544kB min:53504kB low:66880kB high:80256kB active_anon:308kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:128kB pagetables:56kB bounce:0kB free_pcp:648kB local_pcp:644kB free_cma:0kB [ 276.795884] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 276.834948] Node 1 Normal: 1679*4kB (UM) 1617*8kB (U) 852*16kB (U) 617*32kB (UM) 1125*64kB (U) 330*128kB (U) 5*256kB (U) 4*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 170596kB [ 276.850531] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 276.859442] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 276.866368] lowmem_reserve[]: 0 0 0 0 0 [ 276.868235] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 276.878553] Node 0 DMA: 13*4kB (UM) 9*8kB (UME) 16*16kB (UME) 15*32kB [ 276.881171] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 276.886593] (UME) [ 276.887887] 9508 total pagecache pages [ 276.902588] 0 pages in swap cache [ 276.906125] Swap cache stats: add 0, delete 0, find 0/0 [ 276.911485] Free swap = 0kB [ 276.913675] 2*64kB (ME) 4*128kB (UME) 7*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10460kB [ 276.923694] Total swap = 0kB [ 276.928631] 1965979 pages RAM [ 276.931725] 0 pages HighMem/MovableOnly [ 276.941111] 335847 pages reserved [ 276.944626] 0 pages cma reserved [ 276.946647] Node 0 [ 276.947978] Out of memory: Kill process 6446 (syz-execprog) score 1 or sacrifice child [ 276.947982] DMA32: [ 276.950335] Killed process 10534 (syz-executor.1) total-vm:39756kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB [ 276.986003] oom_reaper: reaped process 10534 (syz-executor.1), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 276.986339] 7071*4kB (UME) 14204*8kB (UME) 8435*16kB (UE) 896*32kB (UME) 936*64kB (UM) 14*128kB (UM) 85*256kB (U) 14*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 396172kB [ 277.063747] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 277.096785] Node 1 Normal: 1679*4kB (UM) 1617*8kB (U) 852*16kB (U) 616*32kB (UM) 1384*64kB (U) 332*128kB (U) 37*256kB (U) 22*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 204804kB [ 277.133708] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 277.152476] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 277.173646] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 277.182884] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 277.203616] 10409 total pagecache pages [ 277.207643] 0 pages in swap cache [ 277.211093] Swap cache stats: add 0, delete 0, find 0/0 [ 277.223628] Free swap = 0kB [ 277.226855] Total swap = 0kB [ 277.229980] 1965979 pages RAM [ 277.238192] 0 pages HighMem/MovableOnly [ 277.242186] 335847 pages reserved [ 277.246547] 0 pages cma reserved 2020/04/08 19:22:14 result: hanged=false err=executor 1: EOF 2020/04/08 19:22:14 executed programs: 79 2020/04/08 19:22:14 result: hanged=false err=executor 0: EOF [ 278.555561] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 278.562852] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 278.571026] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 278.578863] device bridge_slave_1 left promiscuous mode [ 278.584677] bridge0: port 2(bridge_slave_1) entered disabled state [ 278.624262] device bridge_slave_0 left promiscuous mode [ 278.629817] bridge0: port 1(bridge_slave_0) entered disabled state [ 278.686138] device veth1_macvtap left promiscuous mode [ 278.694961] device veth0_macvtap left promiscuous mode [ 278.700699] device veth1_vlan left promiscuous mode [ 278.708362] device veth0_vlan left promiscuous mode [ 278.859066] device hsr_slave_1 left promiscuous mode [ 278.918128] device hsr_slave_0 left promiscuous mode [ 278.986230] team0 (unregistering): Port device team_slave_1 removed [ 278.998698] team0 (unregistering): Port device team_slave_0 removed [ 279.010388] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 279.060474] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 279.141826] bond0 (unregistering): Released all slaves [ 280.010626] syz-executor.3: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 280.011291] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 280.056594] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 280.066166] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 280.076314] CPU: 1 PID: 10643 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 280.084217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 280.093566] Call Trace: [ 280.096158] dump_stack+0xf7/0x13b [ 280.099701] warn_alloc.cold.110+0xa2/0x1be [ 280.104021] ? zone_watermark_ok_safe+0x260/0x260 [ 280.108862] ? __lock_is_held+0xb5/0x140 [ 280.113003] ? __alloc_pages_direct_compact+0x28d/0x330 [ 280.118384] __alloc_pages_slowpath+0x2052/0x2650 [ 280.123336] ? trace_hardirqs_off+0x10/0x10 [ 280.127677] ? warn_alloc+0x100/0x100 [ 280.131494] ? get_page_from_freelist+0x9ee/0x23b0 [ 280.136417] ? __might_sleep+0x93/0xb0 [ 280.140308] __alloc_pages_nodemask+0x60d/0x770 [ 280.144990] ? __alloc_pages_slowpath+0x2650/0x2650 [ 280.150009] ? wait_for_completion+0x440/0x440 [ 280.154593] alloc_pages_current+0xd6/0x1b0 [ 280.158915] ion_page_pool_alloc+0x102/0x180 [ 280.163329] ion_system_heap_allocate+0x14e/0x930 [ 280.168177] ? ion_system_heap_free+0x270/0x270 [ 280.172850] ion_alloc+0x216/0x770 [ 280.176391] ? ion_dma_buf_release+0x40/0x40 [ 280.180810] ? kasan_check_write+0x14/0x20 [ 280.185045] ion_ioctl+0xe2/0x1b6 [ 280.188488] ? ion_alloc.cold.15+0x32/0x32 [ 280.192721] do_vfs_ioctl+0x180/0xfb0 [ 280.196524] ? __fget+0x1ad/0x2f0 [ 280.199982] ? ioctl_preallocate+0x1a0/0x1a0 [ 280.204385] ? __fget+0x1ca/0x2f0 [ 280.207837] ? security_file_ioctl+0x6a/0xa0 [ 280.212245] ? SyS_clock_settime+0x1a0/0x1a0 [ 280.216654] ? security_file_ioctl+0x6a/0xa0 [ 280.221058] SyS_ioctl+0x74/0x80 [ 280.224429] ? do_vfs_ioctl+0xfb0/0xfb0 [ 280.228397] do_syscall_64+0x1c7/0x5b0 [ 280.232278] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 280.237147] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 280.242344] RIP: 0033:0x45c4a9 [ 280.245540] RSP: 002b:00007f73b8deec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 280.253252] RAX: ffffffffffffffda RBX: 00007f73b8def6d4 RCX: 000000000045c4a9 [ 280.260521] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 280.268061] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 280.275335] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 280.282604] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 280.289954] CPU: 0 PID: 10639 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 280.297849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 280.307205] Call Trace: [ 280.309789] dump_stack+0xf7/0x13b [ 280.313328] warn_alloc.cold.110+0xa2/0x1be [ 280.317665] ? zone_watermark_ok_safe+0x260/0x260 [ 280.322509] ? __lock_is_held+0xb5/0x140 [ 280.326596] ? __alloc_pages_direct_compact+0x28d/0x330 [ 280.331958] __alloc_pages_slowpath+0x2052/0x2650 [ 280.336804] ? trace_hardirqs_off+0x10/0x10 [ 280.341125] ? warn_alloc+0x100/0x100 [ 280.344924] ? get_page_from_freelist+0x9ee/0x23b0 [ 280.349855] ? __might_sleep+0x93/0xb0 [ 280.353742] __alloc_pages_nodemask+0x60d/0x770 [ 280.358523] ? __alloc_pages_slowpath+0x2650/0x2650 [ 280.363597] ? wait_for_completion+0x440/0x440 [ 280.368187] alloc_pages_current+0xd6/0x1b0 [ 280.372511] ion_page_pool_alloc+0x102/0x180 [ 280.376922] ion_system_heap_allocate+0x14e/0x930 [ 280.381764] ? ion_system_heap_free+0x270/0x270 [ 280.386445] ion_alloc+0x216/0x770 [ 280.389986] ? ion_dma_buf_release+0x40/0x40 [ 280.394393] ? kasan_check_write+0x14/0x20 [ 280.398635] ion_ioctl+0xe2/0x1b6 [ 280.402082] ? ion_alloc.cold.15+0x32/0x32 [ 280.406321] do_vfs_ioctl+0x180/0xfb0 [ 280.410123] ? __fget+0x1ad/0x2f0 [ 280.413570] ? ioctl_preallocate+0x1a0/0x1a0 [ 280.417973] ? __fget+0x1ca/0x2f0 [ 280.421426] ? security_file_ioctl+0x6a/0xa0 [ 280.425839] ? SyS_clock_settime+0x1a0/0x1a0 [ 280.430241] ? security_file_ioctl+0x6a/0xa0 [ 280.434642] SyS_ioctl+0x74/0x80 [ 280.438004] ? do_vfs_ioctl+0xfb0/0xfb0 [ 280.441972] do_syscall_64+0x1c7/0x5b0 [ 280.445851] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 280.450694] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 280.455880] RIP: 0033:0x45c4a9 [ 280.459060] RSP: 002b:00007f19efdf5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 280.466764] RAX: ffffffffffffffda RBX: 00007f19efdf66d4 RCX: 000000000045c4a9 [ 280.474039] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 280.481311] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 280.488590] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 280.495882] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 280.736990] syz-executor.4: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 280.756870] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 280.771106] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 280.776648] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 280.781871] CPU: 0 PID: 10648 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 280.789776] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 280.799150] Call Trace: [ 280.801756] dump_stack+0xf7/0x13b [ 280.805357] warn_alloc.cold.110+0xa2/0x1be [ 280.806086] warn_alloc_show_mem: 2 callbacks suppressed [ 280.806089] Mem-Info: [ 280.809694] ? zone_watermark_ok_safe+0x260/0x260 [ 280.809711] ? __alloc_pages_direct_compact+0xc2/0x330 [ 280.809719] __alloc_pages_slowpath+0x2052/0x2650 [ 280.832515] ? trace_hardirqs_off+0x10/0x10 [ 280.836855] ? warn_alloc+0x100/0x100 [ 280.837793] active_anon:6143 inactive_anon:8092 isolated_anon:0 [ 280.837793] active_file:1015 inactive_file:2727 isolated_file:0 [ 280.837793] unevictable:0 dirty:64 writeback:0 unstable:0 [ 280.837793] slab_reclaimable:11299 slab_unreclaimable:115920 [ 280.837793] mapped:2883 shmem:8292 pagetables:477 bounce:0 [ 280.837793] free:144038 free_pcp:0 free_cma:0 [ 280.840836] ? get_page_from_freelist+0x9ee/0x23b0 [ 280.840850] ? __might_sleep+0x93/0xb0 [ 280.840863] __alloc_pages_nodemask+0x60d/0x770 [ 280.887570] ? __alloc_pages_slowpath+0x2650/0x2650 [ 280.892987] ? wait_for_completion+0x440/0x440 [ 280.897583] alloc_pages_current+0xd6/0x1b0 [ 280.901917] ion_page_pool_alloc+0x102/0x180 [ 280.906333] ion_system_heap_allocate+0x14e/0x930 [ 280.911216] ? ion_system_heap_free+0x270/0x270 [ 280.915894] ion_alloc+0x216/0x770 [ 280.919447] ? ion_dma_buf_release+0x40/0x40 [ 280.923867] ? kasan_check_write+0x14/0x20 [ 280.928114] ion_ioctl+0xe2/0x1b6 [ 280.931570] ? ion_alloc.cold.15+0x32/0x32 [ 280.935804] do_vfs_ioctl+0x180/0xfb0 [ 280.939595] ? __fget+0x1ad/0x2f0 [ 280.943049] ? ioctl_preallocate+0x1a0/0x1a0 [ 280.947471] ? __fget+0x1ca/0x2f0 [ 280.950223] Node 0 active_anon:24368kB inactive_anon:24236kB active_file:4060kB inactive_file:10904kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:11532kB dirty:252kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 280.950947] ? security_file_ioctl+0x6a/0xa0 [ 280.983377] ? SyS_clock_settime+0x1a0/0x1a0 [ 280.987786] ? security_file_ioctl+0x6a/0xa0 [ 280.992214] SyS_ioctl+0x74/0x80 [ 280.995600] ? do_vfs_ioctl+0xfb0/0xfb0 [ 280.999568] do_syscall_64+0x1c7/0x5b0 [ 281.003456] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 281.008310] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 281.013505] RIP: 0033:0x45c4a9 [ 281.016696] RSP: 002b:00007f67c2a70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 281.024416] RAX: ffffffffffffffda RBX: 00007f67c2a716d4 RCX: 000000000045c4a9 [ 281.031687] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 281.039115] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 281.043385] Node 1 active_anon:204kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:4kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 281.046378] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 281.046381] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 281.051578] CPU: 0 PID: 10642 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 281.095195] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 281.104547] Call Trace: [ 281.107139] dump_stack+0xf7/0x13b [ 281.110684] warn_alloc.cold.110+0xa2/0x1be [ 281.115008] ? zone_watermark_ok_safe+0x260/0x260 [ 281.119860] ? __alloc_pages_direct_compact+0xc2/0x330 [ 281.125147] __alloc_pages_slowpath+0x2052/0x2650 [ 281.130006] ? trace_hardirqs_off+0x10/0x10 [ 281.134343] ? warn_alloc+0x100/0x100 [ 281.138154] ? get_page_from_freelist+0x9ee/0x23b0 [ 281.138844] Node 0 [ 281.143088] ? __might_sleep+0x93/0xb0 [ 281.143097] __alloc_pages_nodemask+0x60d/0x770 [ 281.143105] ? __alloc_pages_slowpath+0x2650/0x2650 [ 281.158915] ? wait_for_completion+0x440/0x440 [ 281.163043] DMA free:10512kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 281.163504] alloc_pages_current+0xd6/0x1b0 [ 281.163514] ion_page_pool_alloc+0x102/0x180 [ 281.163521] ion_system_heap_allocate+0x14e/0x930 [ 281.202976] ? ion_system_heap_free+0x270/0x270 [ 281.207657] ion_alloc+0x216/0x770 [ 281.211197] ? ion_dma_buf_release+0x40/0x40 [ 281.215607] ? kasan_check_write+0x14/0x20 [ 281.219849] ion_ioctl+0xe2/0x1b6 [ 281.223334] ? ion_alloc.cold.15+0x32/0x32 [ 281.227582] do_vfs_ioctl+0x180/0xfb0 [ 281.231385] ? __fget+0x1ad/0x2f0 [ 281.234837] ? ioctl_preallocate+0x1a0/0x1a0 [ 281.239266] ? __fget+0x1ca/0x2f0 [ 281.242727] ? security_file_ioctl+0x6a/0xa0 [ 281.244962] lowmem_reserve[]: [ 281.247139] ? SyS_clock_settime+0x1a0/0x1a0 [ 281.247145] ? security_file_ioctl+0x6a/0xa0 [ 281.247154] SyS_ioctl+0x74/0x80 [ 281.247160] ? do_vfs_ioctl+0xfb0/0xfb0 [ 281.259854] 0 [ 281.262415] do_syscall_64+0x1c7/0x5b0 [ 281.262421] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 281.262432] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 281.280827] 2570 [ 281.282097] RIP: 0033:0x45c4a9 [ 281.282101] RSP: 002b:00007ff743001c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 281.282108] RAX: ffffffffffffffda RBX: 00007ff7430026d4 RCX: 000000000045c4a9 [ 281.282111] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 281.282114] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 281.290781] 2570 [ 281.295487] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 281.295490] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 281.431036] 2570 2570 [ 281.438245] Node 0 DMA32 free:395992kB min:36384kB low:45480kB high:54576kB active_anon:24388kB inactive_anon:24236kB active_file:4060kB inactive_file:10936kB unevictable:0kB writepending:296kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7104kB pagetables:1880kB bounce:0kB free_pcp:664kB local_pcp:520kB free_cma:0kB [ 281.470382] syz-executor.4: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 281.482805] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 281.495184] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 281.500409] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 281.506322] CPU: 1 PID: 10637 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 281.514214] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 281.523561] Call Trace: [ 281.526152] dump_stack+0xf7/0x13b [ 281.529689] warn_alloc.cold.110+0xa2/0x1be [ 281.534005] ? zone_watermark_ok_safe+0x260/0x260 [ 281.538850] ? __alloc_pages_direct_compact+0xc2/0x330 [ 281.544125] __alloc_pages_slowpath+0x2052/0x2650 [ 281.548972] ? trace_hardirqs_off+0x10/0x10 [ 281.553291] ? warn_alloc+0x100/0x100 [ 281.557089] ? get_page_from_freelist+0x9ee/0x23b0 [ 281.562026] ? __might_sleep+0x93/0xb0 [ 281.565912] __alloc_pages_nodemask+0x60d/0x770 [ 281.570577] ? __alloc_pages_slowpath+0x2650/0x2650 [ 281.575602] ? wait_for_completion+0x440/0x440 [ 281.580616] alloc_pages_current+0xd6/0x1b0 [ 281.584941] ion_page_pool_alloc+0x102/0x180 [ 281.589349] ion_system_heap_allocate+0x14e/0x930 [ 281.594193] ? ion_system_heap_free+0x270/0x270 [ 281.598859] ion_alloc+0x216/0x770 [ 281.602397] ? ion_dma_buf_release+0x40/0x40 [ 281.606806] ? kasan_check_write+0x14/0x20 [ 281.611036] ion_ioctl+0xe2/0x1b6 [ 281.614480] ? ion_alloc.cold.15+0x32/0x32 [ 281.618727] do_vfs_ioctl+0x180/0xfb0 [ 281.622523] ? __fget+0x1ad/0x2f0 [ 281.625978] ? ioctl_preallocate+0x1a0/0x1a0 [ 281.630386] ? __fget+0x1ca/0x2f0 [ 281.633840] ? security_file_ioctl+0x6a/0xa0 [ 281.638244] ? SyS_clock_settime+0x1a0/0x1a0 [ 281.642653] ? security_file_ioctl+0x6a/0xa0 [ 281.647057] SyS_ioctl+0x74/0x80 [ 281.650421] ? do_vfs_ioctl+0xfb0/0xfb0 [ 281.654392] do_syscall_64+0x1c7/0x5b0 [ 281.658280] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 281.663124] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 281.668302] RIP: 0033:0x45c4a9 [ 281.671485] RSP: 002b:00007f67c2a91c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 281.679189] RAX: ffffffffffffffda RBX: 00007f67c2a926d4 RCX: 000000000045c4a9 [ 281.686453] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 281.693717] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 281.700982] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 281.708245] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 281.723287] CPU: 1 PID: 10647 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 281.731188] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 281.740535] Call Trace: [ 281.743119] dump_stack+0xf7/0x13b [ 281.746651] warn_alloc.cold.110+0xa2/0x1be [ 281.750966] ? zone_watermark_ok_safe+0x260/0x260 [ 281.755819] ? __alloc_pages_direct_compact+0xc2/0x330 [ 281.761349] __alloc_pages_slowpath+0x2052/0x2650 [ 281.766188] ? trace_hardirqs_off+0x10/0x10 [ 281.770505] ? warn_alloc+0x100/0x100 [ 281.774299] ? get_page_from_freelist+0x9ee/0x23b0 [ 281.779338] ? __might_sleep+0x93/0xb0 [ 281.783227] __alloc_pages_nodemask+0x60d/0x770 [ 281.787905] ? __alloc_pages_slowpath+0x2650/0x2650 [ 281.793015] ? wait_for_completion+0x440/0x440 [ 281.797611] alloc_pages_current+0xd6/0x1b0 [ 281.801933] ion_page_pool_alloc+0x102/0x180 [ 281.806343] ion_system_heap_allocate+0x14e/0x930 [ 281.811184] ? ion_system_heap_free+0x270/0x270 [ 281.815858] ion_alloc+0x216/0x770 [ 281.819396] ? ion_dma_buf_release+0x40/0x40 [ 281.823811] ? kasan_check_write+0x14/0x20 [ 281.828041] ion_ioctl+0xe2/0x1b6 [ 281.831488] ? ion_alloc.cold.15+0x32/0x32 [ 281.835726] do_vfs_ioctl+0x180/0xfb0 [ 281.839957] ? __fget+0x1ad/0x2f0 [ 281.843415] ? ioctl_preallocate+0x1a0/0x1a0 [ 281.847814] ? __fget+0x1ca/0x2f0 [ 281.851277] ? security_file_ioctl+0x6a/0xa0 [ 281.855688] ? SyS_clock_settime+0x1a0/0x1a0 [ 281.860104] ? security_file_ioctl+0x6a/0xa0 [ 281.864516] SyS_ioctl+0x74/0x80 [ 281.868013] ? do_vfs_ioctl+0xfb0/0xfb0 [ 281.871993] do_syscall_64+0x1c7/0x5b0 [ 281.875883] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 281.880736] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 281.885925] RIP: 0033:0x45c4a9 [ 281.889107] RSP: 002b:00007ff742fe0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 281.896817] RAX: ffffffffffffffda RBX: 00007ff742fe16d4 RCX: 000000000045c4a9 [ 281.904086] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 281.911365] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 281.918633] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 281.925896] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 281.946457] lowmem_reserve[]: 0 0 0 0 0 [ 281.955051] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 282.009457] lowmem_reserve[]: 0 0 0 0 0 [ 282.018237] Node 1 Normal free:53500kB min:53504kB low:66880kB high:80256kB active_anon:204kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:4kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 282.065340] lowmem_reserve[]: 0 0 0 0 0 [ 282.069992] Node 0 DMA: 7*4kB (UM) 20*8kB (UME) 16*16kB (UME) 14*32kB (UME) 2*64kB (ME) 12*128kB (UME) 7*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 0*4096kB = 10492kB [ 282.087095] Node 0 DMA32: 311*4kB (ME) 278*8kB (UME) 91*16kB (ME) 886*32kB (UME) 25*64kB (UM) 8*128kB (UM) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 36412kB [ 282.102794] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 282.127493] Node 1 Normal: 242*4kB (UM) 595*8kB (UM) 561*16kB (UM) 341*32kB (UM) 16*64kB (UM) 4*128kB (UM) 1*256kB (M) 1*512kB (U) 1*1024kB (U) 0*2048kB 6*4096kB (U) = 53520kB [ 282.143926] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 282.152897] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 282.173399] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 282.184460] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 282.193184] 8642 total pagecache pages [ 282.202818] 0 pages in swap cache [ 282.207079] Swap cache stats: add 0, delete 0, find 0/0 [ 282.212540] Free swap = 0kB [ 282.216763] Total swap = 0kB [ 282.219913] 1965979 pages RAM [ 282.225450] warn_alloc_show_mem: 3 callbacks suppressed [ 282.225452] Mem-Info: [ 282.227599] 0 pages HighMem/MovableOnly [ 282.246183] 335847 pages reserved [ 282.249133] active_anon:6151 inactive_anon:8092 isolated_anon:0 [ 282.249133] active_file:13 inactive_file:22 isolated_file:0 [ 282.249133] unevictable:0 dirty:0 writeback:0 unstable:0 [ 282.249133] slab_reclaimable:11299 slab_unreclaimable:116472 [ 282.249133] mapped:702 shmem:8292 pagetables:477 bounce:0 [ 282.249133] free:25137 free_pcp:60 free_cma:0 [ 282.252738] 0 pages cma reserved [ 282.473021] syz-executor.5 invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 282.549217] Node 0 active_anon:24400kB inactive_anon:24236kB active_file:124kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2808kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 282.584664] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 282.589803] CPU: 1 PID: 6476 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 282.597588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 282.607077] Call Trace: [ 282.609664] dump_stack+0xf7/0x13b [ 282.613201] dump_header+0x160/0x63f [ 282.616914] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 282.622010] ? ___ratelimit+0x243/0x519 [ 282.625976] ? do_raw_spin_unlock+0x16a/0x250 [ 282.630469] oom_kill_process.cold.24+0xb/0xa1a [ 282.635131] ? out_of_memory+0x7f9/0x1030 [ 282.639705] ? lock_downgrade+0x7f0/0x7f0 [ 282.643863] out_of_memory+0x2b0/0x1030 [ 282.647836] ? oom_killer_disable+0x1a0/0x1a0 [ 282.652325] ? __alloc_pages_slowpath+0xb69/0x2650 [ 282.657257] __alloc_pages_slowpath+0x1ef3/0x2650 [ 282.662105] ? warn_alloc+0x100/0x100 [ 282.665906] ? get_page_from_freelist+0x26e/0x23b0 [ 282.670836] ? __might_sleep+0x93/0xb0 [ 282.674723] __alloc_pages_nodemask+0x60d/0x770 [ 282.680434] ? __alloc_pages_slowpath+0x2650/0x2650 [ 282.685442] ? lock_downgrade+0x7f0/0x7f0 [ 282.689587] alloc_pages_current+0xd6/0x1b0 [ 282.694086] __page_cache_alloc+0x1da/0x330 [ 282.698398] filemap_fault+0xbc4/0x1ae0 [ 282.702368] ? __lock_page_or_retry+0x820/0x820 [ 282.707036] ? lock_acquire+0x173/0x400 [ 282.711003] ? ext4_filemap_fault+0x75/0xb0 [ 282.715329] ext4_filemap_fault+0x7d/0xb0 [ 282.719476] __do_fault+0xf3/0x340 [ 282.723015] __handle_mm_fault+0x21eb/0x3870 [ 282.727416] ? copy_page_range+0x1d10/0x1d10 [ 282.731815] ? find_held_lock+0x36/0x1d0 [ 282.735897] handle_mm_fault+0x234/0x6e0 [ 282.739958] ? find_vma+0x1a/0x150 [ 282.743507] __do_page_fault+0x44d/0xb00 [ 282.747583] ? vmalloc_fault+0xc90/0xc90 [ 282.751643] ? retint_user+0x18/0x18 [ 282.755354] ? page_fault+0x2f/0x50 [ 282.759087] do_page_fault+0x64/0x3fb [ 282.762883] ? page_fault+0x2f/0x50 [ 282.766509] page_fault+0x45/0x50 [ 282.769960] RIP: 0033:0x45f2e0 [ 282.773138] RSP: 002b:00007ffc2f20e2a8 EFLAGS: 00010246 [ 282.778604] RAX: 0000000000000000 RBX: 00000000000447fa RCX: 000000000045a950 [ 282.782458] Node 1 active_anon:204kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:4kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 282.785886] RDX: 0000000000000000 RSI: 00007ffc2f20e2b0 RDI: 0000000000000001 [ 282.785889] RBP: 000000000000003c R08: 0000000000000001 R09: 0000000000dfd940 [ 282.785892] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 282.785895] R13: 00007ffc2f20e310 R14: 00000000000444d4 R15: 00007ffc2f20e320 [ 283.164363] Node 0 DMA free:10492kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 283.330261] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 283.376900] Node 0 DMA32 free:36384kB min:36384kB low:45480kB high:54576kB active_anon:24400kB inactive_anon:24236kB active_file:96kB inactive_file:32kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7104kB pagetables:1880kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 283.454225] IPVS: ftp: loaded support on port[0] = 21 [ 283.614563] lowmem_reserve[]: 0 0 0 0 0 [ 283.618605] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 283.645688] Mem-Info: [ 283.648122] active_anon:6152 inactive_anon:8092 isolated_anon:0 [ 283.648122] active_file:41 inactive_file:0 isolated_file:0 [ 283.648122] unevictable:0 dirty:0 writeback:0 unstable:0 [ 283.648122] slab_reclaimable:11299 slab_unreclaimable:116149 [ 283.648122] mapped:693 shmem:8292 pagetables:477 bounce:0 [ 283.648122] free:25068 free_pcp:60 free_cma:0 [ 283.741730] Node 0 active_anon:24404kB inactive_anon:24236kB active_file:92kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2772kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 283.854132] lowmem_reserve[]: 0 0 0 0 0 [ 283.858162] Node 1 Normal free:53396kB min:53504kB low:66880kB high:80256kB active_anon:204kB inactive_anon:8132kB active_file:72kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 283.925982] Node 1 active_anon:204kB inactive_anon:8132kB active_file:72kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 284.112777] Node 0 DMA free:10492kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 284.119979] lowmem_reserve[]: [ 284.260494] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 284.290185] 0 [ 284.320008] Node 0 DMA32 free:36292kB min:36384kB low:45480kB high:54576kB active_anon:24400kB inactive_anon:24236kB active_file:32kB inactive_file:32kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7104kB pagetables:1880kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB [ 284.336492] 0 0 0 0 [ 284.446633] Node 0 DMA: 7*4kB (UM) 20*8kB (UME) 16*16kB (UME) 14*32kB (UME) 2*64kB (ME) 12*128kB (UME) 7*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 0*4096kB = 10492kB [ 284.550479] lowmem_reserve[]: 0 0 0 0 0 [ 284.571660] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 284.595846] Node 0 DMA32: 367*4kB (UME) 323*8kB (ME) 122*16kB (ME) 756*32kB (UME) 30*64kB (UM) 17*128kB (UM) 4*256kB (M) 2*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 36340kB [ 284.735537] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 284.749683] lowmem_reserve[]: 0 0 0 0 0 [ 284.792443] Node 1 Normal free:53396kB min:53504kB low:66880kB high:80256kB active_anon:204kB inactive_anon:8132kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:124kB local_pcp:120kB free_cma:0kB [ 284.830630] Node 1 Normal: 211*4kB (UM) 595*8kB (UM) 561*16kB (UM) 341*32kB (UM) 16*64kB (UM) 4*128kB (UM) 1*256kB (M) 1*512kB (U) 1*1024kB (U) 0*2048kB 6*4096kB (U) = 53396kB [ 284.953651] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 284.962516] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 285.004465] lowmem_reserve[]: 0 0 0 0 0 [ 285.008509] Node 0 DMA: 7*4kB (UM) 20*8kB (UME) 16*16kB (UME) 14*32kB (UME) 2*64kB (ME) 12*128kB (UME) 7*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 0*4096kB = 10492kB [ 285.087439] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 285.145676] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 285.169407] Node 0 DMA32: 367*4kB (UME) 323*8kB (ME) 122*16kB (ME) 756*32kB (UME) 30*64kB (UM) 17*128kB (UM) 4*256kB (M) 2*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 36340kB [ 285.210474] 8316 total pagecache pages [ 285.234493] 0 pages in swap cache [ 285.237972] Swap cache stats: add 0, delete 0, find 0/0 [ 285.289386] Free swap = 0kB [ 285.292442] Total swap = 0kB [ 285.299517] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 285.347236] 1965979 pages RAM [ 285.350384] 0 pages HighMem/MovableOnly [ 285.378627] Node 1 Normal: 211*4kB (UM) 595*8kB (UM) 561*16kB (UM) 341*32kB (UM) 16*64kB (UM) 4*128kB (UM) 1*256kB (M) 1*512kB (U) 1*1024kB (U) 0*2048kB 6*4096kB (U) = 53396kB [ 285.394342] 335847 pages reserved [ 285.397979] 0 pages cma reserved [ 285.530084] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 285.606642] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 285.677272] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 285.756659] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 285.839347] 8316 total pagecache pages [ 285.862759] 0 pages in swap cache [ 285.903132] Swap cache stats: add 0, delete 0, find 0/0 [ 285.908520] Free swap = 0kB [ 285.911528] Total swap = 0kB [ 285.979282] 1965979 pages RAM [ 285.982412] 0 pages HighMem/MovableOnly [ 286.026327] 335847 pages reserved [ 286.029800] 0 pages cma reserved [ 286.085517] Out of memory: Kill process 10641 (syz-executor.5) score 999 or sacrifice child [ 286.142391] Killed process 10642 (syz-executor.5) total-vm:40148kB, anon-rss:128kB, file-rss:0kB, shmem-rss:0kB [ 286.255212] oom_reaper: reaped process 10642 (syz-executor.5), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 286.266321] oom_reaper: reaped process 10637 (syz-executor.4), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 286.392831] syz-executor.4: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 286.404793] syz-executor.5: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 286.407188] syz-executor.3 invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask= [ 286.432013] syz-executor.5 cpuset= [ 286.446623] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 286.457683] (null), order=0, oom_score_adj=0 [ 286.462213] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 286.471825] CPU: 1 PID: 10637 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 286.479707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 286.489060] Call Trace: [ 286.491641] dump_stack+0xf7/0x13b [ 286.495177] warn_alloc.cold.110+0xa2/0x1be [ 286.499487] ? zone_watermark_ok_safe+0x260/0x260 [ 286.504320] ? usleep_range+0x120/0x120 [ 286.508287] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 286.513388] ? call_timer_fn+0x570/0x570 [ 286.517445] ? unreserve_highatomic_pageblock+0x315/0x450 [ 286.522980] __alloc_pages_slowpath+0x2052/0x2650 [ 286.527816] ? trace_hardirqs_on_caller+0x40c/0x580 [ 286.532832] ? warn_alloc+0x100/0x100 [ 286.536627] ? get_page_from_freelist+0x26e/0x23b0 [ 286.538085] syz-executor.4: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 286.541571] ? __might_sleep+0x93/0xb0 [ 286.541579] __alloc_pages_nodemask+0x60d/0x770 [ 286.561415] ? __alloc_pages_slowpath+0x2650/0x2650 [ 286.566440] ? wait_for_completion+0x440/0x440 [ 286.569551] (null) [ 286.571025] alloc_pages_current+0xd6/0x1b0 [ 286.577481] ion_page_pool_alloc+0x102/0x180 [ 286.581177] syz-executor.4 cpuset=/ [ 286.581890] ion_system_heap_allocate+0x14e/0x930 [ 286.581900] ? ion_system_heap_free+0x270/0x270 [ 286.585749] syz-executor.5: [ 286.590420] ion_alloc+0x216/0x770 [ 286.601605] ? ion_dma_buf_release+0x40/0x40 [ 286.606016] ? kasan_check_write+0x14/0x20 [ 286.608175] mems_allowed=0-1 [ 286.610239] ion_ioctl+0xe2/0x1b6 [ 286.616773] ? ion_alloc.cold.15+0x32/0x32 [ 286.620386] page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 286.620999] do_vfs_ioctl+0x180/0xfb0 [ 286.621003] (null) [ 286.630857] ? __fget+0x1ad/0x2f0 [ 286.630863] ? ioctl_preallocate+0x1a0/0x1a0 [ 286.630870] ? __fget+0x1ca/0x2f0 [ 286.630880] ? security_file_ioctl+0x6a/0xa0 [ 286.630887] ? SyS_clock_settime+0x1a0/0x1a0 [ 286.630890] ? security_file_ioctl+0x6a/0xa0 [ 286.630896] SyS_ioctl+0x74/0x80 [ 286.630901] ? do_vfs_ioctl+0xfb0/0xfb0 [ 286.630908] do_syscall_64+0x1c7/0x5b0 [ 286.630912] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 286.630923] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 286.630929] RIP: 0033:0x45c4a9 [ 286.630932] RSP: 002b:00007f67c2a91c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 286.630938] RAX: ffffffffffffffda RBX: 00007f67c2a926d4 RCX: 000000000045c4a9 [ 286.630941] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 286.630944] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 286.630947] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 286.630951] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 286.688166] syz-executor.5 cpuset= [ 286.700301] CPU: 1 PID: 9193 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 286.734790] / [ 286.742005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 286.742011] Call Trace: [ 286.755648] dump_stack+0xf7/0x13b [ 286.759178] dump_header+0x160/0x63f [ 286.762884] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 286.767982] ? ___ratelimit+0x243/0x519 [ 286.770449] mems_allowed=0-1 [ 286.771945] ? do_raw_spin_unlock+0x16a/0x250 [ 286.771955] oom_kill_process.cold.24+0xb/0xa1a [ 286.784203] ? out_of_memory+0x7f9/0x1030 [ 286.788346] ? lock_downgrade+0x7f0/0x7f0 [ 286.792508] out_of_memory+0x2b0/0x1030 [ 286.796482] ? oom_killer_disable+0x1a0/0x1a0 [ 286.800970] ? __alloc_pages_slowpath+0xb69/0x2650 [ 286.805906] __alloc_pages_slowpath+0x1ef3/0x2650 [ 286.810759] ? warn_alloc+0x100/0x100 [ 286.814553] ? get_page_from_freelist+0x26e/0x23b0 [ 286.819477] ? __might_sleep+0x93/0xb0 [ 286.823355] __alloc_pages_nodemask+0x60d/0x770 [ 286.828034] ? __alloc_pages_slowpath+0x2650/0x2650 [ 286.833041] ? lock_downgrade+0x7f0/0x7f0 [ 286.837193] alloc_pages_current+0xd6/0x1b0 [ 286.841513] __page_cache_alloc+0x1da/0x330 [ 286.845833] filemap_fault+0xbc4/0x1ae0 [ 286.849809] ? __lock_page_or_retry+0x820/0x820 [ 286.854472] ? lock_acquire+0x173/0x400 [ 286.858436] ? ext4_filemap_fault+0x75/0xb0 [ 286.862744] ext4_filemap_fault+0x7d/0xb0 [ 286.866891] __do_fault+0xf3/0x340 [ 286.870423] __handle_mm_fault+0x21eb/0x3870 [ 286.874819] ? copy_page_range+0x1d10/0x1d10 [ 286.879577] ? find_held_lock+0x36/0x1d0 [ 286.883643] handle_mm_fault+0x234/0x6e0 [ 286.887693] ? find_vma+0x1a/0x150 [ 286.891222] __do_page_fault+0x44d/0xb00 [ 286.895274] ? vmalloc_fault+0xc90/0xc90 [ 286.898132] / [ 286.899333] ? retint_user+0x18/0x18 [ 286.899335] mems_allowed=0-1 [ 286.901036] ? page_fault+0x2f/0x50 [ 286.911458] do_page_fault+0x64/0x3fb [ 286.915251] ? page_fault+0x2f/0x50 [ 286.918869] page_fault+0x45/0x50 [ 286.922304] RIP: 0033:0x45f2e0 [ 286.925495] RSP: 002b:00007ffff3315648 EFLAGS: 00010246 [ 286.931110] RAX: 0000000000000000 RBX: 00000000000447fa RCX: 000000000045a950 [ 286.938365] RDX: 0000000000000000 RSI: 00007ffff3315650 RDI: 0000000000000001 [ 286.945619] RBP: 0000000000000016 R08: 0000000000000001 R09: 00000000022dc940 [ 286.952891] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 286.960155] R13: 00007ffff33156b0 R14: 00000000000444d4 R15: 00007ffff33156c0 [ 286.968683] CPU: 0 PID: 10642 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 286.976669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 286.980147] warn_alloc_show_mem: 1 callbacks suppressed [ 286.980150] Mem-Info: [ 286.986021] Call Trace: [ 286.986034] dump_stack+0xf7/0x13b [ 286.986042] warn_alloc.cold.110+0xa2/0x1be [ 286.986049] ? zone_watermark_ok_safe+0x260/0x260 [ 286.986054] ? usleep_range+0x120/0x120 [ 286.986060] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 287.002737] active_anon:6127 inactive_anon:8092 isolated_anon:0 [ 287.002737] active_file:24 inactive_file:5 isolated_file:0 [ 287.002737] unevictable:0 dirty:0 writeback:0 unstable:0 [ 287.002737] slab_reclaimable:11299 slab_unreclaimable:116132 [ 287.002737] mapped:693 shmem:8292 pagetables:477 bounce:0 [ 287.002737] free:13804 free_pcp:128 free_cma:0 [ 287.004169] ? call_timer_fn+0x570/0x570 [ 287.008992] Node 0 active_anon:24304kB inactive_anon:24236kB active_file:92kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2772kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 287.012944] ? unreserve_highatomic_pageblock+0x315/0x450 [ 287.012955] __alloc_pages_slowpath+0x2052/0x2650 [ 287.012971] ? warn_alloc+0x100/0x100 [ 287.032732] Node 1 active_anon:204kB inactive_anon:8132kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 287.050834] ? get_page_from_freelist+0x26e/0x23b0 [ 287.050852] ? __might_sleep+0x93/0xb0 [ 287.072726] Mem-Info: [ 287.082291] __alloc_pages_nodemask+0x60d/0x770 [ 287.092725] Node 0 [ 287.096405] ? __alloc_pages_slowpath+0x2650/0x2650 [ 287.132728] active_anon:6127 inactive_anon:8092 isolated_anon:0 [ 287.132728] active_file:24 inactive_file:5 isolated_file:0 [ 287.132728] unevictable:0 dirty:0 writeback:0 unstable:0 [ 287.132728] slab_reclaimable:11299 slab_unreclaimable:116132 [ 287.132728] mapped:693 shmem:8292 pagetables:477 bounce:0 [ 287.132728] free:13804 free_pcp:128 free_cma:0 [ 287.133949] ? wait_for_completion+0x440/0x440 [ 287.138595] Node 0 active_anon:24304kB inactive_anon:24236kB active_file:92kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2772kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 287.140827] alloc_pages_current+0xd6/0x1b0 [ 287.162744] Node 1 active_anon:204kB inactive_anon:8132kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 287.178526] ion_page_pool_alloc+0x102/0x180 [ 287.178533] ion_system_heap_allocate+0x14e/0x930 [ 287.178545] ? ion_system_heap_free+0x270/0x270 [ 287.178554] ion_alloc+0x216/0x770 [ 287.183159] DMA free:10372kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 287.210527] ? ion_dma_buf_release+0x40/0x40 [ 287.210537] ? kasan_check_write+0x14/0x20 [ 287.210544] ion_ioctl+0xe2/0x1b6 [ 287.210549] ? ion_alloc.cold.15+0x32/0x32 [ 287.232712] Node 0 [ 287.241334] do_vfs_ioctl+0x180/0xfb0 [ 287.262734] DMA free:10372kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 287.284735] ? __fget+0x1ad/0x2f0 [ 287.284745] ? ioctl_preallocate+0x1a0/0x1a0 [ 287.284752] ? __fget+0x1ca/0x2f0 [ 287.284763] ? security_file_ioctl+0x6a/0xa0 [ 287.284769] ? SyS_clock_settime+0x1a0/0x1a0 [ 287.284776] ? security_file_ioctl+0x6a/0xa0 [ 287.289193] lowmem_reserve[]: [ 287.293401] SyS_ioctl+0x74/0x80 [ 287.293407] ? do_vfs_ioctl+0xfb0/0xfb0 [ 287.293413] do_syscall_64+0x1c7/0x5b0 [ 287.293417] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 287.293428] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 287.293434] RIP: 0033:0x45c4a9 [ 287.302714] 0 [ 287.303314] RSP: 002b:00007ff743001c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 287.307105] 2570 [ 287.332775] RAX: ffffffffffffffda RBX: 00007ff7430026d4 RCX: 000000000045c4a9 [ 287.332778] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 287.332781] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 287.332784] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 287.332787] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 287.347154] CPU: 0 PID: 10648 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 287.358396] lowmem_reserve[]: [ 287.360796] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 287.372706] 0 [ 287.376769] Call Trace: [ 287.381946] 2570 [ 287.385133] dump_stack+0xf7/0x13b [ 287.385142] warn_alloc.cold.110+0xa2/0x1be [ 287.385149] ? zone_watermark_ok_safe+0x260/0x260 [ 287.402734] 2570 [ 287.403916] ? usleep_range+0x120/0x120 [ 287.411173] 2570 [ 287.418445] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 287.418456] ? call_timer_fn+0x570/0x570 [ 287.418464] ? unreserve_highatomic_pageblock+0x315/0x450 [ 287.418475] __alloc_pages_slowpath+0x2052/0x2650 [ 287.418491] ? warn_alloc+0x100/0x100 [ 287.432752] 2570 [ 287.433070] ? get_page_from_freelist+0x26e/0x23b0 [ 287.440935] 2570 [ 287.444039] ? __might_sleep+0x93/0xb0 [ 287.444047] __alloc_pages_nodemask+0x60d/0x770 [ 287.444057] ? __alloc_pages_slowpath+0x2650/0x2650 [ 287.472693] 2570 [ 287.474457] ? wait_for_completion+0x440/0x440 [ 287.480461] alloc_pages_current+0xd6/0x1b0 [ 287.485722] 2570 [ 287.489756] ion_page_pool_alloc+0x102/0x180 [ 287.503896] ion_system_heap_allocate+0x14e/0x930 [ 287.505933] Node 0 [ 287.510845] ? ion_system_heap_free+0x270/0x270 [ 287.512927] Node 0 [ 287.516765] ion_alloc+0x216/0x770 [ 287.521407] DMA32 free:18196kB min:36384kB low:45480kB high:54576kB active_anon:24224kB inactive_anon:24236kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7104kB pagetables:1880kB bounce:0kB free_pcp:288kB local_pcp:288kB free_cma:0kB [ 287.521410] lowmem_reserve[]: [ 287.526422] ? ion_dma_buf_release+0x40/0x40 [ 287.526432] ? kasan_check_write+0x14/0x20 [ 287.526438] ion_ioctl+0xe2/0x1b6 [ 287.526444] ? ion_alloc.cold.15+0x32/0x32 [ 287.542736] DMA32 free:18196kB min:36384kB low:45480kB high:54576kB active_anon:24224kB inactive_anon:24236kB active_file:44kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7104kB pagetables:1880kB bounce:0kB free_pcp:288kB local_pcp:288kB free_cma:0kB [ 287.543888] do_vfs_ioctl+0x180/0xfb0 [ 287.548709] lowmem_reserve[]: [ 287.550933] ? __fget+0x1ad/0x2f0 [ 287.556318] 0 [ 287.558494] ? ioctl_preallocate+0x1a0/0x1a0 [ 287.562016] 0 [ 287.590283] ? __fget+0x1ca/0x2f0 [ 287.590293] ? security_file_ioctl+0x6a/0xa0 [ 287.590301] ? SyS_clock_settime+0x1a0/0x1a0 [ 287.590306] ? security_file_ioctl+0x6a/0xa0 [ 287.602721] 0 [ 287.605450] SyS_ioctl+0x74/0x80 [ 287.609662] 0 [ 287.637956] ? do_vfs_ioctl+0xfb0/0xfb0 [ 287.637964] do_syscall_64+0x1c7/0x5b0 [ 287.637969] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 287.637978] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 287.637984] RIP: 0033:0x45c4a9 [ 287.637989] RSP: 002b:00007f67c2a70c78 EFLAGS: 00000246 [ 287.672748] 0 [ 287.672891] ORIG_RAX: 0000000000000010 [ 287.674679] 0 [ 287.678026] RAX: ffffffffffffffda RBX: 00007f67c2a716d4 RCX: 000000000045c4a9 [ 287.679804] 0 [ 287.683764] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 287.683767] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 287.683769] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 287.683771] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 287.697269] CPU: 0 PID: 10647 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 287.706031] 0 [ 287.706231] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 287.708017] 0 [ 287.712059] Call Trace: [ 287.713898] 0 [ 287.721133] dump_stack+0xf7/0x13b [ 287.730180] warn_alloc.cold.110+0xa2/0x1be [ 287.744781] ? zone_watermark_ok_safe+0x260/0x260 [ 287.744787] ? usleep_range+0x120/0x120 [ 287.744794] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 287.744803] ? call_timer_fn+0x570/0x570 [ 287.762726] Node 0 [ 287.771382] ? unreserve_highatomic_pageblock+0x315/0x450 [ 287.773232] Node 0 [ 287.775746] __alloc_pages_slowpath+0x2052/0x2650 [ 287.777537] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 287.781081] ? warn_alloc+0x100/0x100 [ 287.792709] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 287.794183] ? get_page_from_freelist+0x26e/0x23b0 [ 287.799265] lowmem_reserve[]: [ 287.803325] ? __might_sleep+0x93/0xb0 [ 287.803335] __alloc_pages_nodemask+0x60d/0x770 [ 287.803382] ? __alloc_pages_slowpath+0x2650/0x2650 [ 287.803410] ? wait_for_completion+0x440/0x440 [ 287.803419] alloc_pages_current+0xd6/0x1b0 [ 287.803429] ion_page_pool_alloc+0x102/0x180 [ 287.803435] ion_system_heap_allocate+0x14e/0x930 [ 287.803445] ? ion_system_heap_free+0x270/0x270 [ 287.805692] lowmem_reserve[]: [ 287.811273] ion_alloc+0x216/0x770 [ 287.822717] 0 [ 287.843498] ? ion_dma_buf_release+0x40/0x40 [ 287.843509] ? kasan_check_write+0x14/0x20 [ 287.843516] ion_ioctl+0xe2/0x1b6 [ 287.843521] ? ion_alloc.cold.15+0x32/0x32 [ 287.843531] do_vfs_ioctl+0x180/0xfb0 [ 287.843546] ? __fget+0x1ad/0x2f0 [ 287.847361] 0 [ 287.872269] ? ioctl_preallocate+0x1a0/0x1a0 [ 287.872280] ? __fget+0x1ca/0x2f0 [ 287.872290] ? security_file_ioctl+0x6a/0xa0 [ 287.872296] ? SyS_clock_settime+0x1a0/0x1a0 [ 287.872299] ? security_file_ioctl+0x6a/0xa0 [ 287.872306] SyS_ioctl+0x74/0x80 [ 287.872315] ? do_vfs_ioctl+0xfb0/0xfb0 [ 287.902692] 0 [ 287.902798] do_syscall_64+0x1c7/0x5b0 [ 287.907185] 0 [ 287.912014] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 287.922695] 0 [ 287.923401] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 287.925178] 0 [ 287.929574] RIP: 0033:0x45c4a9 [ 287.929578] RSP: 002b:00007ff742fe0c78 EFLAGS: 00000246 [ 287.942684] 0 [ 287.945675] ORIG_RAX: 0000000000000010 [ 287.949110] 0 [ 287.950890] RAX: ffffffffffffffda RBX: 00007ff742fe16d4 RCX: 000000000045c4a9 [ 287.962677] 0 [ 287.963101] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 287.967514] 0 [ 287.971902] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 287.984950] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 287.986752] Node 1 [ 287.991572] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 288.006649] warn_alloc_show_mem: 1 callbacks suppressed [ 288.006652] Mem-Info: [ 288.011119] active_anon:6108 inactive_anon:8092 isolated_anon:0 [ 288.011119] active_file:12 inactive_file:87 isolated_file:0 [ 288.011119] unevictable:0 dirty:0 writeback:0 unstable:0 [ 288.011119] slab_reclaimable:11299 slab_unreclaimable:116114 [ 288.011119] mapped:718 shmem:8292 pagetables:477 bounce:0 [ 288.011119] free:28727 free_pcp:266 free_cma:0 [ 288.016403] Node 1 [ 288.048130] Node 0 active_anon:24228kB inactive_anon:24236kB active_file:44kB inactive_file:1148kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3072kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 288.057296] Normal free:26836kB min:53504kB low:66880kB high:80256kB active_anon:204kB inactive_anon:8132kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:224kB local_pcp:0kB free_cma:0kB [ 288.088183] Node 1 active_anon:204kB inactive_anon:8132kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 288.107339] Normal free:26800kB min:53504kB low:66880kB high:80256kB active_anon:204kB inactive_anon:8132kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:224kB local_pcp:0kB free_cma:0kB [ 288.244660] lowmem_reserve[]: 0 0 0 0 0 [ 288.248705] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 288.260689] Node 0 DMA: 1*4kB (M) 8*8kB (UME) 16*16kB (UME) 14*32kB (UME) 2*64kB (ME) 12*128kB (UME) 7*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 0*4096kB = 10372kB [ 288.290239] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 288.297075] Node 0 DMA free:10372kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 288.303627] CPU: 1 PID: 10642 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 288.331279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 288.340625] Call Trace: [ 288.343576] dump_stack+0xf7/0x13b [ 288.347121] warn_alloc.cold.110+0xa2/0x1be [ 288.351440] ? zone_watermark_ok_safe+0x260/0x260 [ 288.356298] ? __alloc_pages_direct_compact+0xc2/0x330 [ 288.361583] __alloc_pages_slowpath+0x2052/0x2650 [ 288.366428] ? trace_hardirqs_off+0x10/0x10 [ 288.370751] ? warn_alloc+0x100/0x100 [ 288.374545] ? get_page_from_freelist+0x9ee/0x23b0 [ 288.379474] ? __might_sleep+0x93/0xb0 [ 288.383372] __alloc_pages_nodemask+0x60d/0x770 [ 288.388041] ? trace_hardirqs_off+0x10/0x10 [ 288.392362] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 288.397896] ? __alloc_pages_slowpath+0x2650/0x2650 [ 288.402911] ? wait_for_completion+0x440/0x440 [ 288.407488] alloc_pages_current+0xd6/0x1b0 [ 288.411804] ion_page_pool_alloc+0x102/0x180 [ 288.416205] ion_system_heap_allocate+0x14e/0x930 [ 288.421040] ? do_raw_spin_unlock+0x16a/0x250 [ 288.425531] ? ion_system_heap_free+0x270/0x270 [ 288.430196] ion_alloc+0x27f/0x770 [ 288.433739] ? ion_dma_buf_release+0x40/0x40 [ 288.438142] ? kasan_check_write+0x14/0x20 [ 288.442368] ion_ioctl+0xe2/0x1b6 [ 288.445831] ? ion_alloc.cold.15+0x32/0x32 [ 288.450068] do_vfs_ioctl+0x180/0xfb0 [ 288.453859] ? __fget+0x1ad/0x2f0 [ 288.457302] ? ioctl_preallocate+0x1a0/0x1a0 [ 288.461701] ? __fget+0x1ca/0x2f0 [ 288.465158] ? security_file_ioctl+0x6a/0xa0 [ 288.469554] ? SyS_clock_settime+0x1a0/0x1a0 [ 288.473949] ? security_file_ioctl+0x6a/0xa0 [ 288.476262] lowmem_reserve[]: 0 [ 288.478343] SyS_ioctl+0x74/0x80 [ 288.478350] ? do_vfs_ioctl+0xfb0/0xfb0 [ 288.481618] 2570 [ 288.484965] do_syscall_64+0x1c7/0x5b0 [ 288.484970] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 288.484980] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 288.484984] RIP: 0033:0x45c4a9 [ 288.484987] RSP: 002b:00007ff743001c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 288.484993] RAX: ffffffffffffffda RBX: 00007ff7430026d4 RCX: 000000000045c4a9 [ 288.484996] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 288.484998] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 288.485001] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 288.485004] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 288.490223] Node 0 DMA32: 351*4kB (ME) 298*8kB (UME) 1136*16kB (UME) 454*32kB (UME) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 36492kB [ 288.599577] lowmem_reserve[]: 0 0 0 0 0 [ 288.625888] Node 0 DMA: 1*4kB (M) 8*8kB (UME) 16*16kB (UME) 14*32kB (UME) 2*64kB (ME) 12*128kB (UME) 7*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 0*4096kB = 10372kB [ 288.633554] 2570 2570 2570 [ 288.672123] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 288.691329] Node 0 DMA32 free:36376kB min:36384kB low:45480kB high:54576kB active_anon:24224kB inactive_anon:24236kB active_file:84kB inactive_file:64kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7104kB pagetables:1880kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 288.717720] Node 0 DMA32: 351*4kB (ME) 298*8kB (UME) 1136*16kB (UME) 454*32kB (UME) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 36492kB [ 288.736957] lowmem_reserve[]: 0 0 0 0 0 [ 288.740962] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 288.749023] Node 1 [ 288.812969] lowmem_reserve[]: 0 0 0 0 0 [ 288.819225] Node 1 Normal free:26800kB min:53504kB low:66880kB high:80256kB active_anon:204kB inactive_anon:8132kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 288.831401] Node 0 [ 288.868293] Normal: 18*4kB (UM) 12*8kB (UM) 6*16kB (UM) 13*32kB (UM) 15*64kB (M) 3*128kB (M) 1*256kB (M) 0*512kB 0*1024kB 0*2048kB 6*4096kB (U) = 26856kB [ 288.932804] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 288.954933] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 288.993420] Node 1 Normal: 18*4kB (UM) 12*8kB (UM) 6*16kB (UM) 13*32kB (UM) 15*64kB (M) 3*128kB (M) 1*256kB (M) 0*512kB 0*1024kB 0*2048kB 6*4096kB (U) = 26856kB [ 289.006898] lowmem_reserve[]: 0 0 0 0 0 [ 289.012015] Node 0 DMA: 1*4kB (M) 8*8kB (UME) 16*16kB (UME) 14*32kB (UME) 2*64kB (ME) 12*128kB (UME) 7*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 0*4096kB = 10372kB [ 289.014393] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 289.074333] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 289.074873] Node 0 [ 289.085457] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 289.088937] DMA32: [ 289.100674] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 289.102421] 322*4kB [ 289.102940] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 289.102943] 8314 total pagecache pages [ 289.102951] 0 pages in swap cache [ 289.102955] Swap cache stats: add 0, delete 0, find 0/0 [ 289.102957] Free swap = 0kB [ 289.102960] Total swap = 0kB [ 289.102965] 1965979 pages RAM [ 289.102967] 0 pages HighMem/MovableOnly [ 289.102970] 335847 pages reserved [ 289.102972] 0 pages cma reserved [ 289.115135] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 289.135969] (UME) [ 289.145903] syz-executor.4: [ 289.161674] 298*8kB [ 289.170547] Mem-Info: [ 289.171982] (UME) [ 289.172901] active_anon:6108 inactive_anon:8092 isolated_anon:0 [ 289.172901] active_file:9 inactive_file:13 isolated_file:0 [ 289.172901] unevictable:0 dirty:0 writeback:0 unstable:0 [ 289.172901] slab_reclaimable:11293 slab_unreclaimable:116075 [ 289.172901] mapped:692 shmem:8292 pagetables:477 bounce:0 [ 289.172901] free:18870 free_pcp:221 free_cma:0 [ 289.172910] Node 0 active_anon:24228kB inactive_anon:24236kB active_file:36kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2768kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 289.172917] Node 1 active_anon:204kB inactive_anon:8132kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 289.172920] Node 0 DMA free:10372kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 289.172930] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 289.186170] 1128*16kB [ 289.215634] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 289.308132] page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 289.319178] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 289.324708] CPU: 1 PID: 10637 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 289.332592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 289.341945] Call Trace: [ 289.344556] dump_stack+0xf7/0x13b [ 289.348097] warn_alloc.cold.110+0xa2/0x1be [ 289.352422] ? zone_watermark_ok_safe+0x260/0x260 [ 289.357278] ? __alloc_pages_direct_compact+0xc2/0x330 [ 289.362552] __alloc_pages_slowpath+0x2052/0x2650 [ 289.367394] ? trace_hardirqs_off+0x10/0x10 [ 289.371716] ? warn_alloc+0x100/0x100 [ 289.375542] ? get_page_from_freelist+0x9ee/0x23b0 [ 289.380478] ? __might_sleep+0x93/0xb0 [ 289.384384] __alloc_pages_nodemask+0x60d/0x770 [ 289.389085] ? trace_hardirqs_off+0x10/0x10 [ 289.393525] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 289.398376] ? __alloc_pages_slowpath+0x2650/0x2650 [ 289.403394] ? wait_for_completion+0x440/0x440 [ 289.407979] alloc_pages_current+0xd6/0x1b0 [ 289.412299] ion_page_pool_alloc+0x102/0x180 [ 289.416728] ion_system_heap_allocate+0x14e/0x930 [ 289.421603] ? do_raw_spin_unlock+0x16a/0x250 [ 289.426117] ? ion_system_heap_free+0x270/0x270 [ 289.430913] ion_alloc+0x27f/0x770 [ 289.434450] ? ion_dma_buf_release+0x40/0x40 [ 289.438854] ? kasan_check_write+0x14/0x20 [ 289.443086] ion_ioctl+0xe2/0x1b6 [ 289.446538] ? ion_alloc.cold.15+0x32/0x32 [ 289.450774] do_vfs_ioctl+0x180/0xfb0 [ 289.454571] ? __fget+0x1ad/0x2f0 [ 289.458017] ? ioctl_preallocate+0x1a0/0x1a0 [ 289.462431] ? __fget+0x1ca/0x2f0 [ 289.465888] ? security_file_ioctl+0x6a/0xa0 [ 289.470296] ? SyS_clock_settime+0x1a0/0x1a0 [ 289.474695] ? security_file_ioctl+0x6a/0xa0 [ 289.479097] SyS_ioctl+0x74/0x80 [ 289.482456] ? do_vfs_ioctl+0xfb0/0xfb0 [ 289.486438] do_syscall_64+0x1c7/0x5b0 [ 289.490341] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 289.495196] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 289.500375] RIP: 0033:0x45c4a9 [ 289.504338] RSP: 002b:00007f67c2a91c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 289.504843] (UME) [ 289.512206] RAX: ffffffffffffffda RBX: 00007f67c2a926d4 RCX: 000000000045c4a9 [ 289.512210] 455*32kB [ 289.514335] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 289.514338] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 289.514341] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 289.514343] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 289.539996] Node 0 DMA32 free:36384kB min:36384kB low:45480kB high:54576kB active_anon:24224kB inactive_anon:24236kB active_file:36kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7104kB pagetables:1880kB bounce:0kB free_pcp:244kB local_pcp:120kB free_cma:0kB [ 289.627904] lowmem_reserve[]: 0 0 0 0 0 [ 289.632258] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 289.682787] 9424 total pagecache pages [ 289.686714] 0 pages in swap cache [ 289.690160] Swap cache stats: add 0, delete 0, find 0/0 [ 289.703501] Free swap = 0kB [ 289.706566] Total swap = 0kB [ 289.709578] 1965979 pages RAM [ 289.713016] lowmem_reserve[]: 0 0 0 0 0 [ 289.717018] Node 1 Normal free:27152kB min:53504kB low:66880kB high:80256kB active_anon:204kB inactive_anon:8132kB active_file:0kB inactive_file:4404kB unevictable:0kB writepending:148kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:84kB local_pcp:60kB free_cma:0kB [ 289.722605] (UME) [ 289.756083] 0 pages HighMem/MovableOnly [ 289.772623] 335847 pages reserved [ 289.776229] 0 pages cma reserved [ 289.782832] Out of memory: Kill process 10640 (syz-executor.3) score 999 or sacrifice child [ 289.792176] Killed process 10643 (syz-executor.3) total-vm:40148kB, anon-rss:128kB, file-rss:0kB, shmem-rss:0kB [ 289.807389] 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 36280kB [ 289.816020] lowmem_reserve[]: 0 0 0 0 0 [ 289.820037] Node 0 DMA: 1*4kB (M) 8*8kB (UME) 16*16kB (UME) 14*32kB (UME) 2*64kB (ME) 12*128kB (UME) 7*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 0*4096kB = 10372kB [ 289.823293] syz-executor.5: [ 289.842672] Node 0 [ 289.843379] Node 0 [ 289.845741] Normal: [ 289.847945] DMA32: [ 289.850180] 0*4kB [ 289.857031] 354*4kB (UME) 297*8kB (ME) 42*16kB (ME) 14*32kB (UME) 209*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18288kB [ 289.859981] 0*8kB [ 289.872186] oom_reaper: reaped process 10643 (syz-executor.3), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 289.875701] Node 0 [ 289.886572] page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 289.890491] Normal: [ 289.899305] 0*16kB [ 289.901403] syz-executor.5 invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask= [ 289.901619] 0*32kB [ 289.909754] (null) [ 289.916106] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 289.922549] 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 289.923599] CPU: 0 PID: 10647 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 289.940825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 289.942528] , order=0, oom_score_adj=0 [ 289.950180] Call Trace: [ 289.956729] dump_stack+0xf7/0x13b [ 289.958430] Node 1 Normal: [ 289.960267] warn_alloc.cold.110+0xa2/0x1be [ 289.960275] ? zone_watermark_ok_safe+0x260/0x260 [ 289.963314] 18*4kB [ 289.967605] ? __alloc_pages_direct_compact+0xc2/0x330 [ 289.972418] (UM) [ 289.974642] __alloc_pages_slowpath+0x2052/0x2650 [ 289.974654] ? trace_hardirqs_off+0x10/0x10 [ 289.974661] ? warn_alloc+0x100/0x100 [ 289.974668] ? get_page_from_freelist+0x9ee/0x23b0 [ 289.974681] ? __might_sleep+0x93/0xb0 [ 289.979954] syz-executor.5 cpuset= [ 289.981997] __alloc_pages_nodemask+0x60d/0x770 [ 289.982007] ? __alloc_pages_slowpath+0x2650/0x2650 [ 289.986882] / [ 289.991149] ? wait_for_completion+0x440/0x440 [ 289.994949] mems_allowed=0-1 [ 289.999963] alloc_pages_current+0xd6/0x1b0 [ 290.003889] 11*8kB [ 290.007365] ion_page_pool_alloc+0x102/0x180 [ 290.012021] (M) [ 290.017054] ion_system_heap_allocate+0x14e/0x930 [ 290.017062] ? do_raw_spin_unlock+0x16a/0x250 [ 290.017068] ? ion_system_heap_free+0x270/0x270 [ 290.017077] ion_alloc+0x27f/0x770 [ 290.017086] ? ion_dma_buf_release+0x40/0x40 [ 290.032542] 9*16kB [ 290.032963] ? kasan_check_write+0x14/0x20 [ 290.037352] (UM) 11*32kB [ 290.039336] ion_ioctl+0xe2/0x1b6 [ 290.052506] (M) [ 290.053292] ? ion_alloc.cold.15+0x32/0x32 [ 290.056806] 18*64kB [ 290.061202] do_vfs_ioctl+0x180/0xfb0 [ 290.072503] (M) [ 290.074130] ? __fget+0x1ad/0x2f0 [ 290.076080] 6*128kB [ 290.080301] ? ioctl_preallocate+0x1a0/0x1a0 [ 290.098440] ? __fget+0x1ca/0x2f0 [ 290.101885] ? security_file_ioctl+0x6a/0xa0 [ 290.102490] (M) [ 290.106272] ? SyS_clock_settime+0x1a0/0x1a0 [ 290.106276] 4*256kB [ 290.108232] ? security_file_ioctl+0x6a/0xa0 [ 290.119308] SyS_ioctl+0x74/0x80 [ 290.122486] (M) 1*512kB [ 290.122653] ? do_vfs_ioctl+0xfb0/0xfb0 [ 290.122659] do_syscall_64+0x1c7/0x5b0 [ 290.125302] (M) [ 290.129257] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 290.139901] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 290.142488] 2*1024kB [ 290.145071] RIP: 0033:0x45c4a9 [ 290.145075] (M) [ 290.147470] RSP: 002b:00007ff742fe0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 290.150645] 0*2048kB [ 290.152600] RAX: ffffffffffffffda RBX: 00007ff742fe16d4 RCX: 000000000045c4a9 [ 290.152603] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 290.152606] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 290.152609] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 290.152612] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 290.165136] 0*64kB [ 290.172538] syz-executor.4: [ 290.179457] 0*128kB [ 290.193470] CPU: 1 PID: 6476 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 290.199387] syz-executor.3: [ 290.201550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 290.204580] page allocation failure: order:0 [ 290.206853] Call Trace: [ 290.214670] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 290.217642] dump_stack+0xf7/0x13b [ 290.226998] 0*256kB [ 290.231360] dump_header+0x160/0x63f [ 290.233949] 0*512kB [ 290.241004] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 290.244553] (null) [ 290.246841] ? ___ratelimit+0x243/0x519 [ 290.250527] syz-executor.3 cpuset= [ 290.252862] ? do_raw_spin_unlock+0x16a/0x250 [ 290.252870] oom_kill_process.cold.24+0xb/0xa1a [ 290.252875] ? out_of_memory+0x7f9/0x1030 [ 290.252880] ? lock_downgrade+0x7f0/0x7f0 [ 290.252890] out_of_memory+0x2b0/0x1030 [ 290.252899] ? oom_killer_disable+0x1a0/0x1a0 [ 290.252906] ? __alloc_pages_slowpath+0xb69/0x2650 [ 290.258017] 0*1024kB [ 290.260145] __alloc_pages_slowpath+0x1ef3/0x2650 [ 290.264168] / [ 290.267635] ? warn_alloc+0x100/0x100 [ 290.272093] mems_allowed=0-1 [ 290.276746] ? get_page_from_freelist+0x26e/0x23b0 [ 290.276758] ? __might_sleep+0x93/0xb0 [ 290.276766] __alloc_pages_nodemask+0x60d/0x770 [ 290.276773] ? __alloc_pages_slowpath+0x2650/0x2650 [ 290.276778] ? lock_downgrade+0x7f0/0x7f0 [ 290.276790] alloc_pages_current+0xd6/0x1b0 [ 290.276797] __page_cache_alloc+0x1da/0x330 [ 290.280927] 0*2048kB [ 290.285051] filemap_fault+0xbc4/0x1ae0 [ 290.285064] ? __lock_page_or_retry+0x820/0x820 [ 290.285071] ? lock_acquire+0x173/0x400 [ 290.285078] ? ext4_filemap_fault+0x75/0xb0 [ 290.285088] ext4_filemap_fault+0x7d/0xb0 [ 290.285095] __do_fault+0xf3/0x340 [ 290.285100] __handle_mm_fault+0x21eb/0x3870 [ 290.285104] ? trace_hardirqs_on_caller+0x40c/0x580 [ 290.285109] ? copy_page_range+0x1d10/0x1d10 [ 290.285114] ? find_held_lock+0x36/0x1d0 [ 290.285132] handle_mm_fault+0x234/0x6e0 [ 290.289107] 0*4096kB [ 290.293556] ? find_vma+0x1a/0x150 [ 290.293566] __do_page_fault+0x44d/0xb00 [ 290.293575] ? vmalloc_fault+0xc90/0xc90 [ 290.293583] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 290.293589] ? page_fault+0x2f/0x50 [ 290.293595] do_page_fault+0x64/0x3fb [ 290.312544] = 0kB [ 290.314407] ? page_fault+0x2f/0x50 [ 290.319326] Node 1 [ 290.323227] page_fault+0x45/0x50 [ 290.323234] RIP: 0033:0x45a950 [ 290.323237] RSP: 002b:00007ffc2f20e2b8 EFLAGS: 00010246 [ 290.323242] RAX: 0000000000000000 RBX: 0000000000000059 RCX: 000000000045a950 [ 290.323244] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffc2f20e2c0 [ 290.323247] RBP: 000000000000003c R08: 0000000000000001 R09: 0000000000dfd940 [ 290.323250] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 290.323252] R13: 00007ffc2f20e310 R14: 00000000000444d4 R15: 00007ffc2f20e320 [ 290.335882] page allocation failure: order:0 [ 290.337280] CPU: 0 PID: 10643 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 290.341599] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 290.346132] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 290.346137] Call Trace: [ 290.346152] dump_stack+0xf7/0x13b [ 290.346161] warn_alloc.cold.110+0xa2/0x1be [ 290.346168] ? zone_watermark_ok_safe+0x260/0x260 [ 290.346173] ? usleep_range+0x120/0x120 [ 290.346181] ? rcu_read_lock_sched_held+0x108/0x120 [ 290.346190] ? call_timer_fn+0x570/0x570 [ 290.348607] 5*4096kB [ 290.352574] __alloc_pages_slowpath+0x2052/0x2650 [ 290.352590] ? warn_alloc+0x100/0x100 [ 290.352597] ? get_page_from_freelist+0x26e/0x23b0 [ 290.352609] ? __might_sleep+0x93/0xb0 [ 290.357259] (U) [ 290.361239] __alloc_pages_nodemask+0x60d/0x770 [ 290.365720] (null) [ 290.369819] ? __alloc_pages_slowpath+0x2650/0x2650 [ 290.373405] syz-executor.4 cpuset= [ 290.377783] ? wait_for_completion+0x440/0x440 [ 290.382813] = 26640kB [ 290.387283] alloc_pages_current+0xd6/0x1b0 [ 290.391469] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 290.395524] ion_page_pool_alloc+0x102/0x180 [ 290.395530] ion_system_heap_allocate+0x14e/0x930 [ 290.395537] ? ion_system_heap_free+0x270/0x270 [ 290.395546] ion_alloc+0x216/0x770 [ 290.395554] ? ion_dma_buf_release+0x40/0x40 [ 290.395564] ? kasan_check_write+0x14/0x20 [ 290.398093] / [ 290.401629] ion_ioctl+0xe2/0x1b6 [ 290.405729] mems_allowed=0-1 [ 290.409718] ? ion_alloc.cold.15+0x32/0x32 [ 290.415125] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 290.418693] do_vfs_ioctl+0x180/0xfb0 [ 290.422489] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 290.424513] ? __fget+0x1ad/0x2f0 [ 290.428127] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 290.430355] ? ioctl_preallocate+0x1a0/0x1a0 [ 290.452498] 8315 total pagecache pages [ 290.456823] ? __fget+0x1ca/0x2f0 [ 290.472510] 0 pages in swap cache [ 290.478609] ? security_file_ioctl+0x6a/0xa0 [ 290.492506] Swap cache stats: add 0, delete 0, find 0/0 [ 290.498064] ? SyS_clock_settime+0x1a0/0x1a0 [ 290.522502] Free swap = 0kB [ 290.522754] ? security_file_ioctl+0x6a/0xa0 [ 290.526706] Total swap = 0kB [ 290.531721] SyS_ioctl+0x74/0x80 [ 290.552505] 1965979 pages RAM [ 290.555566] ? do_vfs_ioctl+0xfb0/0xfb0 [ 290.557522] 0 pages HighMem/MovableOnly [ 290.562179] do_syscall_64+0x1c7/0x5b0 [ 290.572461] 335847 pages reserved [ 290.572819] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 290.577377] 0 pages cma reserved [ 290.579785] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 290.592474] Mem-Info: [ 290.592914] RIP: 0033:0x45c4a9 [ 290.597853] active_anon:6088 inactive_anon:8092 isolated_anon:0 [ 290.597853] active_file:11 inactive_file:12 isolated_file:0 [ 290.597853] unevictable:0 dirty:0 writeback:0 unstable:0 [ 290.597853] slab_reclaimable:11293 slab_unreclaimable:116065 [ 290.597853] mapped:698 shmem:8292 pagetables:477 bounce:0 [ 290.597853] free:14004 free_pcp:62 free_cma:0 [ 290.602785] RSP: 002b:00007f73b8deec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 290.602793] RAX: ffffffffffffffda RBX: 00007f73b8def6d4 RCX: 000000000045c4a9 [ 290.602795] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 290.602798] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 290.602800] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 290.602803] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 290.606670] Normal: [ 290.611387] CPU: 1 PID: 10637 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 290.615490] 18*4kB [ 290.619675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 290.621371] (UM) [ 290.624815] Call Trace: [ 290.624830] dump_stack+0xf7/0x13b [ 290.624839] warn_alloc.cold.110+0xa2/0x1be [ 290.624846] ? zone_watermark_ok_safe+0x260/0x260 [ 290.624851] ? usleep_range+0x120/0x120 [ 290.624859] ? rcu_read_lock_sched_held+0x108/0x120 [ 290.624868] ? call_timer_fn+0x570/0x570 [ 290.624881] __alloc_pages_slowpath+0x2052/0x2650 [ 290.624897] ? warn_alloc+0x100/0x100 [ 290.629911] 11*8kB [ 290.632306] ? get_page_from_freelist+0x26e/0x23b0 [ 290.640935] (M) [ 290.644672] ? __might_sleep+0x93/0xb0 [ 290.644682] __alloc_pages_nodemask+0x60d/0x770 [ 290.644689] ? trace_hardirqs_off+0x10/0x10 [ 290.644695] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 290.644702] ? __alloc_pages_slowpath+0x2650/0x2650 [ 290.644709] ? wait_for_completion+0x440/0x440 [ 290.655480] 9*16kB [ 290.657000] alloc_pages_current+0xd6/0x1b0 [ 290.665622] (UM) [ 290.669974] ion_page_pool_alloc+0x102/0x180 [ 290.675704] 11*32kB [ 290.677285] ion_system_heap_allocate+0x14e/0x930 [ 290.680718] (M) [ 290.685120] ? do_raw_spin_unlock+0x16a/0x250 [ 290.685127] ? ion_system_heap_free+0x270/0x270 [ 290.685137] ion_alloc+0x27f/0x770 [ 290.685145] ? ion_dma_buf_release+0x40/0x40 [ 290.685154] ? kasan_check_write+0x14/0x20 [ 290.685160] ion_ioctl+0xe2/0x1b6 [ 290.685166] ? ion_alloc.cold.15+0x32/0x32 [ 290.690522] 18*64kB [ 290.694921] do_vfs_ioctl+0x180/0xfb0 [ 290.694926] ? __fget+0x1ad/0x2f0 [ 290.694932] ? ioctl_preallocate+0x1a0/0x1a0 [ 290.694940] ? __fget+0x1ca/0x2f0 [ 290.694951] ? security_file_ioctl+0x6a/0xa0 [ 290.694958] ? SyS_clock_settime+0x1a0/0x1a0 [ 290.694963] ? security_file_ioctl+0x6a/0xa0 [ 290.700070] (M) [ 290.702495] SyS_ioctl+0x74/0x80 [ 290.702502] ? do_vfs_ioctl+0xfb0/0xfb0 [ 290.702509] do_syscall_64+0x1c7/0x5b0 [ 290.702514] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 290.702524] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 290.702529] RIP: 0033:0x45c4a9 [ 290.702532] RSP: 002b:00007f67c2a91c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 290.702537] RAX: ffffffffffffffda RBX: 00007f67c2a926d4 RCX: 000000000045c4a9 [ 290.702540] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 290.702543] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 290.702547] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 290.705547] 6*128kB [ 290.708913] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 290.721667] Node 0 active_anon:24140kB inactive_anon:24236kB active_file:40kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2792kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 290.725807] (M) [ 290.734771] Node 1 active_anon:212kB inactive_anon:8132kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 290.735771] 4*256kB [ 290.742402] Node 0 [ 290.745101] (M) [ 290.757636] DMA free:10372kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 290.781390] 1*512kB [ 290.828176] lowmem_reserve[]: [ 290.836078] (M) [ 290.845141] 0 [ 290.846051] 2*1024kB [ 290.848078] 2570 [ 290.850609] (M) [ 290.854327] syz-executor.5: [ 290.860456] 0*2048kB [ 290.864367] 2570 [ 290.877474] 5*4096kB [ 290.881801] page allocation failure: order:0 [ 290.889712] (U) [ 290.892926] warn_alloc_show_mem: 2 callbacks suppressed [ 290.892928] Mem-Info: [ 290.902118] = 26640kB [ 290.903554] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 290.903562] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 290.903578] CPU: 1 PID: 10642 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 290.903581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 290.903584] Call Trace: [ 290.903593] dump_stack+0xf7/0x13b [ 290.903602] warn_alloc.cold.110+0xa2/0x1be [ 290.903608] ? zone_watermark_ok_safe+0x260/0x260 [ 290.903614] ? usleep_range+0x120/0x120 [ 290.903619] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 290.903629] ? call_timer_fn+0x570/0x570 [ 290.903636] ? unreserve_highatomic_pageblock+0x315/0x450 [ 290.903647] __alloc_pages_slowpath+0x2052/0x2650 [ 290.903664] ? warn_alloc+0x100/0x100 [ 290.903671] ? get_page_from_freelist+0x26e/0x23b0 [ 290.903684] ? __might_sleep+0x93/0xb0 [ 290.912147] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 290.912827] __alloc_pages_nodemask+0x60d/0x770 [ 290.912833] ? trace_hardirqs_off+0x10/0x10 [ 290.912839] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 290.912845] ? __alloc_pages_slowpath+0x2650/0x2650 [ 290.912852] ? wait_for_completion+0x440/0x440 [ 290.912862] alloc_pages_current+0xd6/0x1b0 [ 290.912872] ion_page_pool_alloc+0x102/0x180 [ 290.912878] ion_system_heap_allocate+0x14e/0x930 [ 290.912884] ? do_raw_spin_unlock+0x16a/0x250 [ 290.912892] ? ion_system_heap_free+0x270/0x270 [ 290.912902] ion_alloc+0x27f/0x770 [ 290.912912] ? ion_dma_buf_release+0x40/0x40 [ 290.928522] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 290.929009] ? kasan_check_write+0x14/0x20 [ 290.931048] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 290.935435] ion_ioctl+0xe2/0x1b6 [ 290.935441] ? ion_alloc.cold.15+0x32/0x32 [ 290.935451] do_vfs_ioctl+0x180/0xfb0 [ 290.935457] ? __fget+0x1ad/0x2f0 [ 290.935463] ? ioctl_preallocate+0x1a0/0x1a0 [ 290.935471] ? __fget+0x1ca/0x2f0 [ 290.935483] ? security_file_ioctl+0x6a/0xa0 [ 290.935490] ? SyS_clock_settime+0x1a0/0x1a0 [ 290.935493] ? security_file_ioctl+0x6a/0xa0 [ 290.935499] SyS_ioctl+0x74/0x80 [ 290.935503] ? do_vfs_ioctl+0xfb0/0xfb0 [ 290.935510] do_syscall_64+0x1c7/0x5b0 [ 290.935515] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 290.935526] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 290.940164] active_anon:6088 inactive_anon:8092 isolated_anon:0 [ 290.940164] active_file:11 inactive_file:12 isolated_file:0 [ 290.940164] unevictable:0 dirty:0 writeback:0 unstable:0 [ 290.940164] slab_reclaimable:11293 slab_unreclaimable:116065 [ 290.940164] mapped:698 shmem:8292 pagetables:477 bounce:0 [ 290.940164] free:13781 free_pcp:61 free_cma:0 [ 290.942660] RIP: 0033:0x45c4a9 [ 290.942663] RSP: 002b:00007ff743001c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 290.942669] RAX: ffffffffffffffda RBX: 00007ff7430026d4 RCX: 000000000045c4a9 [ 290.942672] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 290.942674] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 290.942677] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 290.942680] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 290.942790] 2570 [ 290.951969] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 290.953889] 2570 [ 290.953895] Node 0 [ 290.961122] Node 0 active_anon:24140kB inactive_anon:24236kB active_file:40kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2792kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 290.961827] DMA32 free:18112kB min:36384kB low:45480kB high:54576kB active_anon:24136kB inactive_anon:24236kB active_file:40kB inactive_file:44kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7104kB pagetables:1880kB bounce:0kB free_pcp:124kB local_pcp:120kB free_cma:0kB [ 290.976756] 8315 total pagecache pages [ 290.992505] lowmem_reserve[]: [ 291.040906] Node 1 active_anon:212kB inactive_anon:8132kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 291.051186] 0 [ 291.077517] Node 0 [ 291.263031] 0 0 0 0 [ 291.263046] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 291.263058] lowmem_reserve[]: 0 0 0 0 0 [ 291.263073] Node 1 Normal free:103568kB min:53504kB low:66880kB high:80256kB active_anon:212kB inactive_anon:8132kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 291.263083] lowmem_reserve[]: 0 0 0 0 [ 291.282490] 0 pages in swap cache [ 291.315177] 0 [ 291.362455] Swap cache stats: add 0, delete 0, find 0/0 [ 291.892503] DMA free:10756kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 291.952589] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 291.957678] Node 0 DMA32 free:46068kB min:36384kB low:45480kB high:54576kB active_anon:24140kB inactive_anon:24236kB active_file:1940kB inactive_file:2040kB unevictable:0kB writepending:148kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7040kB pagetables:1880kB bounce:0kB free_pcp:860kB local_pcp:736kB free_cma:0kB [ 291.972390] Node 0 [ 292.013817] IPVS: ftp: loaded support on port[0] = 21 [ 292.023268] lowmem_reserve[]: 0 0 0 0 0 [ 292.027305] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 292.035737] DMA: [ 292.093797] lowmem_reserve[]: 0 0 0 0 0 [ 292.099935] Node 1 Normal free:546988kB min:53504kB low:66880kB high:80256kB active_anon:212kB inactive_anon:8132kB active_file:20kB inactive_file:212kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:352kB pagetables:12kB bounce:0kB free_pcp:748kB local_pcp:688kB free_cma:0kB [ 292.114322] 1*4kB [ 292.142759] Free swap = 0kB [ 292.147971] Total swap = 0kB [ 292.150982] 1965979 pages RAM [ 292.171077] 0 pages HighMem/MovableOnly [ 292.182600] 335847 pages reserved [ 292.186096] 0 pages cma reserved [ 292.192973] lowmem_reserve[]: 0 0 0 0 0 [ 292.196995] Node 0 DMA: 1*4kB (M) 5*8kB (UME) 16*16kB (UME) 14*32kB (UME) 5*64kB (UME) 12*128kB (UME) 7*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 0*4096kB = 10540kB [ 292.201601] (M) [ 292.242953] Node 0 DMA32: 191*4kB (UE) 150*8kB (UME) 32*16kB (UME) 424*32kB (UME) 17*64kB (UME) 2*128kB (U) 1*256kB (M) 45*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 40684kB [ 292.282605] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 292.286044] 5*8kB (UME) 16*16kB (UME) 14*32kB (UME) 5*64kB (UME) 12*128kB (UME) 7*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 0*4096kB = 10540kB [ 292.312414] Node 1 Normal: 1*4kB (U) 0*8kB 2*16kB (UM) 20*32kB (UM) 16*64kB (UM) 4*128kB (UM) 2*256kB (UM) 1*512kB (U) 1*1024kB (U) 0*2048kB 56*4096kB (U) = 233636kB [ 292.326724] chnl_net:caif_netlink_parms(): no params data found [ 292.372571] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 292.376654] Node 0 [ 292.381449] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 292.381450] DMA32: 168*4kB [ 292.402707] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 292.438791] syz-executor.4: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 292.476020] (UE) 363*8kB (UME) 72*16kB (UME) 389*32kB (UME) 21*64kB (UME) 2*128kB (U) 5*256kB (UM) 45*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 43096kB [ 292.478400] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 292.496588] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 292.509020] syz-executor.3: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 292.521238] Node 1 Normal: 129*4kB (UM) 17*8kB (UM) 12*16kB (UM) 15*32kB (UM) 15*64kB (M) 3*128kB (M) 1*256kB (M) 1*512kB (U) 1*1024kB (U) 1*2048kB (U) 5*4096kB (U) = 26988kB [ 292.531385] syz-executor.4 cpuset= [ 292.537896] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 292.551090] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 292.556930] / mems_allowed=0-1 [ 292.567100] 8350 total pagecache pages [ 292.569245] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 292.570990] 0 pages in swap cache [ 292.585152] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 292.593075] CPU: 0 PID: 10643 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 292.601876] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 292.611369] Call Trace: [ 292.613964] dump_stack+0xf7/0x13b [ 292.615740] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 292.617493] warn_alloc.cold.110+0xa2/0x1be [ 292.626095] 8350 total pagecache pages [ 292.630370] ? zone_watermark_ok_safe+0x260/0x260 [ 292.634264] 0 pages in swap cache [ 292.639100] ? __alloc_pages_direct_compact+0xc2/0x330 [ 292.642606] Swap cache stats: add 0, delete 0, find 0/0 [ 292.647980] __alloc_pages_slowpath+0x2052/0x2650 [ 292.653380] Free swap = 0kB [ 292.658168] ? trace_hardirqs_off+0x10/0x10 [ 292.661154] Total swap = 0kB [ 292.665597] ? warn_alloc+0x100/0x100 [ 292.665606] ? get_page_from_freelist+0x9ee/0x23b0 [ 292.665618] ? __might_sleep+0x93/0xb0 [ 292.665626] __alloc_pages_nodemask+0x60d/0x770 [ 292.665635] ? __alloc_pages_slowpath+0x2650/0x2650 [ 292.668660] 1965979 pages RAM [ 292.672452] ? wait_for_completion+0x440/0x440 [ 292.672461] alloc_pages_current+0xd6/0x1b0 [ 292.672472] ion_page_pool_alloc+0x102/0x180 [ 292.672478] ion_system_heap_allocate+0x14e/0x930 [ 292.677494] 0 pages HighMem/MovableOnly [ 292.681389] ? do_raw_spin_unlock+0x16a/0x250 [ 292.686094] 335847 pages reserved [ 292.691130] ? ion_system_heap_free+0x270/0x270 [ 292.694230] 0 pages cma reserved [ 292.698774] ion_alloc+0x27f/0x770 [ 292.703103] Out of memory: Kill process 10634 (syz-executor.2) score 999 or sacrifice child [ 292.707488] ? ion_dma_buf_release+0x40/0x40 [ 292.712359] Killed process 10639 (syz-executor.2) total-vm:40148kB, anon-rss:124kB, file-rss:0kB, shmem-rss:0kB [ 292.716286] ? kasan_check_write+0x14/0x20 [ 292.763239] ion_ioctl+0xe2/0x1b6 [ 292.766685] ? ion_alloc.cold.15+0x32/0x32 [ 292.770927] do_vfs_ioctl+0x180/0xfb0 [ 292.774770] ? __fget+0x1ad/0x2f0 [ 292.778211] ? ioctl_preallocate+0x1a0/0x1a0 [ 292.782611] ? __fget+0x1ca/0x2f0 [ 292.786069] ? security_file_ioctl+0x6a/0xa0 [ 292.790467] ? SyS_clock_settime+0x1a0/0x1a0 [ 292.794869] ? security_file_ioctl+0x6a/0xa0 [ 292.799287] SyS_ioctl+0x74/0x80 [ 292.802638] ? do_vfs_ioctl+0xfb0/0xfb0 [ 292.806594] do_syscall_64+0x1c7/0x5b0 [ 292.810461] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 292.815312] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 292.820484] RIP: 0033:0x45c4a9 [ 292.823653] RSP: 002b:00007f73b8deec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 292.831350] RAX: ffffffffffffffda RBX: 00007f73b8def6d4 RCX: 000000000045c4a9 [ 292.838599] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 292.845856] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 292.853385] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 292.860638] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 292.873867] Swap cache stats: add 0, delete 0, find 0/0 [ 292.879414] oom_reaper: reaped process 10639 (syz-executor.2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 292.891454] Free swap = 0kB [ 292.894555] Total swap = 0kB [ 292.897567] 1965979 pages RAM [ 292.900663] 0 pages HighMem/MovableOnly [ 292.906701] 335847 pages reserved [ 292.910189] 0 pages cma reserved [ 292.914475] kworker/u4:3 invoked oom-killer: gfp_mask=0x15080c0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), nodemask=(null), order=3, oom_score_adj=0 [ 292.938754] CPU: 1 PID: 10648 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 292.946660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 292.948543] kworker/u4:3 cpuset= [ 292.956005] Call Trace: [ 292.956021] dump_stack+0xf7/0x13b [ 292.956031] warn_alloc.cold.110+0xa2/0x1be [ 292.956039] ? zone_watermark_ok_safe+0x260/0x260 [ 292.956054] ? __alloc_pages_direct_compact+0xc2/0x330 [ 292.956062] __alloc_pages_slowpath+0x2052/0x2650 [ 292.956076] ? trace_hardirqs_off+0x10/0x10 [ 292.956083] ? warn_alloc+0x100/0x100 [ 292.956090] ? get_page_from_freelist+0x9ee/0x23b0 [ 292.956104] ? __might_sleep+0x93/0xb0 [ 292.959617] / [ 292.962170] __alloc_pages_nodemask+0x60d/0x770 [ 292.962176] ? trace_hardirqs_off+0x10/0x10 [ 292.962182] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 292.962189] ? __alloc_pages_slowpath+0x2650/0x2650 [ 292.962198] ? wait_for_completion+0x440/0x440 [ 292.962208] alloc_pages_current+0xd6/0x1b0 [ 292.965915] syz-executor.5: [ 292.970113] ion_page_pool_alloc+0x102/0x180 [ 292.982773] page allocation failure: order:0 [ 292.985037] ion_system_heap_allocate+0x14e/0x930 [ 292.989455] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 292.993260] ? do_raw_spin_unlock+0x16a/0x250 [ 292.993268] ? ion_system_heap_free+0x270/0x270 [ 292.993278] ion_alloc+0x27f/0x770 [ 292.993286] ? ion_dma_buf_release+0x40/0x40 [ 292.993295] ? kasan_check_write+0x14/0x20 [ 292.993301] ion_ioctl+0xe2/0x1b6 [ 292.993306] ? ion_alloc.cold.15+0x32/0x32 [ 292.993317] do_vfs_ioctl+0x180/0xfb0 [ 292.993322] ? __fget+0x1ad/0x2f0 [ 292.993328] ? ioctl_preallocate+0x1a0/0x1a0 [ 292.993337] ? __fget+0x1ca/0x2f0 [ 292.993347] ? security_file_ioctl+0x6a/0xa0 [ 292.993354] ? SyS_clock_settime+0x1a0/0x1a0 [ 292.993359] ? security_file_ioctl+0x6a/0xa0 [ 293.009962] mems_allowed=0-1 [ 293.012824] SyS_ioctl+0x74/0x80 [ 293.012832] ? do_vfs_ioctl+0xfb0/0xfb0 [ 293.012838] do_syscall_64+0x1c7/0x5b0 [ 293.012843] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 293.012854] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 293.012859] RIP: 0033:0x45c4a9 [ 293.012862] RSP: 002b:00007f67c2a70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 293.012868] RAX: ffffffffffffffda RBX: 00007f67c2a716d4 RCX: 000000000045c4a9 [ 293.012871] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 293.012874] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 293.012877] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 293.012880] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 293.028549] warn_alloc_show_mem: 3 callbacks suppressed [ 293.028552] Mem-Info: [ 293.037474] syz-executor.5 cpuset= [ 293.046732] active_anon:6090 inactive_anon:8092 isolated_anon:0 [ 293.046732] active_file:18 inactive_file:6 isolated_file:0 [ 293.046732] unevictable:0 dirty:7 writeback:0 unstable:0 [ 293.046732] slab_reclaimable:11293 slab_unreclaimable:117690 [ 293.046732] mapped:810 shmem:8292 pagetables:477 bounce:0 [ 293.046732] free:13795 free_pcp:83 free_cma:0 [ 293.051508] CPU: 0 PID: 119 Comm: kworker/u4:3 Not tainted 4.14.175-syzkaller #0 [ 293.056487] syz-executor.2: [ 293.060847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 293.070794] page allocation failure: order:0 [ 293.073419] Workqueue: events_unbound call_usermodehelper_exec_work [ 293.073425] Call Trace: [ 293.073437] dump_stack+0xf7/0x13b [ 293.077649] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 293.081086] dump_header+0x160/0x63f [ 293.085330] Node 0 active_anon:24144kB inactive_anon:24236kB active_file:92kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3236kB dirty:24kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 293.089075] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 293.092527] Node 1 active_anon:216kB inactive_anon:8132kB active_file:0kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:4kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 293.096905] ? ___ratelimit+0x243/0x519 [ 293.100330] Node 0 [ 293.104715] ? do_raw_spin_unlock+0x16a/0x250 [ 293.104728] oom_kill_process.cold.24+0xb/0xa1a [ 293.104732] ? out_of_memory+0x7f9/0x1030 [ 293.104738] ? lock_downgrade+0x7f0/0x7f0 [ 293.109128] (null) [ 293.113513] out_of_memory+0x2b0/0x1030 [ 293.113522] ? oom_killer_disable+0x1a0/0x1a0 [ 293.113530] ? __alloc_pages_slowpath+0xb69/0x2650 [ 293.116612] syz-executor.2 cpuset= [ 293.119957] __alloc_pages_slowpath+0x1ef3/0x2650 [ 293.123949] DMA free:10388kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 293.127793] ? warn_alloc+0x100/0x100 [ 293.132625] / [ 293.137920] ? get_page_from_freelist+0x9ee/0x23b0 [ 293.141090] mems_allowed=0-1 [ 293.148792] ? __might_sleep+0x93/0xb0 [ 293.148802] __alloc_pages_nodemask+0x60d/0x770 [ 293.148810] ? __alloc_pages_slowpath+0x2650/0x2650 [ 293.148816] ? rcu_read_lock_sched_held+0x108/0x120 [ 293.148823] ? trace_hardirqs_off+0x10/0x10 [ 293.148827] ? trace_hardirqs_off+0x10/0x10 [ 293.148837] copy_process.part.37+0x244/0x66e0 [ 293.156301] lowmem_reserve[]: [ 293.163618] ? find_held_lock+0x36/0x1d0 [ 293.163626] ? __lock_acquire+0x6a4/0x4500 [ 293.163635] ? trace_hardirqs_on+0x10/0x10 [ 293.170888] 0 [ 293.178146] ? check_noncircular+0x20/0x20 [ 293.178153] ? umh_complete+0x60/0x60 [ 293.178160] ? __cleanup_sighand+0x30/0x30 [ 293.178165] ? __lock_acquire+0x6a4/0x4500 [ 293.202255] 2570 [ 293.229608] ? trace_hardirqs_off+0x10/0x10 [ 293.229617] ? find_held_lock+0x36/0x1d0 [ 293.229626] _do_fork+0x155/0xbb0 [ 293.229632] ? trace_hardirqs_off+0x10/0x10 [ 293.272266] 2570 [ 293.273447] ? fork_idle+0x280/0x280 [ 293.277140] 2570 [ 293.304552] ? trace_hardirqs_off+0x10/0x10 [ 293.304563] kernel_thread+0x24/0x30 [ 293.304570] call_usermodehelper_exec_work+0x17b/0x200 [ 293.352248] 2570 [ 293.355517] ? call_usermodehelper_exec_async+0x4b0/0x4b0 [ 293.361788] process_one_work+0x79e/0x16c0 [ 293.372241] Node 0 [ 293.375117] ? pwq_dec_nr_in_flight+0x2b0/0x2b0 [ 293.378636] DMA32 free:18060kB min:36384kB low:45480kB high:54576kB active_anon:24140kB inactive_anon:24236kB active_file:92kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7072kB pagetables:1880kB bounce:0kB free_pcp:212kB local_pcp:120kB free_cma:0kB [ 293.383476] worker_thread+0xcc/0xee0 [ 293.383491] kthread+0x338/0x400 [ 293.452236] lowmem_reserve[]: [ 293.454222] ? process_one_work+0x16c0/0x16c0 [ 293.457312] 0 [ 293.461364] ? kthread_create_on_node+0xa0/0xa0 [ 293.461373] ret_from_fork+0x24/0x30 [ 293.472234] 0 [ 293.491542] Mem-Info: [ 293.509932] CPU: 1 PID: 10639 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 293.517627] syz-executor.3: [ 293.519104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 293.522871] page allocation failure: order:0 [ 293.528066] Call Trace: [ 293.530112] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 293.535634] dump_stack+0xf7/0x13b [ 293.535642] warn_alloc.cold.110+0xa2/0x1be [ 293.535649] ? zone_watermark_ok_safe+0x260/0x260 [ 293.535655] ? usleep_range+0x120/0x120 [ 293.535662] ? rcu_read_lock_sched_held+0x108/0x120 [ 293.535671] ? call_timer_fn+0x570/0x570 [ 293.535685] __alloc_pages_slowpath+0x2052/0x2650 [ 293.535701] ? warn_alloc+0x100/0x100 [ 293.535709] ? get_page_from_freelist+0x26e/0x23b0 [ 293.545777] (null) [ 293.546938] ? __might_sleep+0x93/0xb0 [ 293.580377] active_anon:6067 inactive_anon:8092 isolated_anon:0 [ 293.580377] active_file:10 inactive_file:11 isolated_file:0 [ 293.580377] unevictable:0 dirty:0 writeback:0 unstable:0 [ 293.580377] slab_reclaimable:11280 slab_unreclaimable:117650 [ 293.580377] mapped:793 shmem:8292 pagetables:477 bounce:0 [ 293.580377] free:13797 free_pcp:81 free_cma:0 [ 293.582277] __alloc_pages_nodemask+0x60d/0x770 [ 293.582286] ? __alloc_pages_slowpath+0x2650/0x2650 [ 293.582296] ? wait_for_completion+0x440/0x440 [ 293.582305] alloc_pages_current+0xd6/0x1b0 [ 293.582314] ion_page_pool_alloc+0x102/0x180 [ 293.582319] ion_system_heap_allocate+0x14e/0x930 [ 293.582327] ? ion_system_heap_free+0x270/0x270 [ 293.582337] ion_alloc+0x216/0x770 [ 293.585431] Node 0 active_anon:24052kB inactive_anon:24236kB active_file:36kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3172kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 293.589918] ? ion_dma_buf_release+0x40/0x40 [ 293.591712] Node 1 active_anon:216kB inactive_anon:8132kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 293.596384] ? kasan_check_write+0x14/0x20 [ 293.596393] ion_ioctl+0xe2/0x1b6 [ 293.596399] ? ion_alloc.cold.15+0x32/0x32 [ 293.596409] do_vfs_ioctl+0x180/0xfb0 [ 293.596415] ? __fget+0x1ad/0x2f0 [ 293.596421] ? ioctl_preallocate+0x1a0/0x1a0 [ 293.596428] ? __fget+0x1ca/0x2f0 [ 293.596437] ? security_file_ioctl+0x6a/0xa0 [ 293.596445] ? SyS_clock_settime+0x1a0/0x1a0 [ 293.596448] ? security_file_ioctl+0x6a/0xa0 [ 293.596455] SyS_ioctl+0x74/0x80 [ 293.596461] ? do_vfs_ioctl+0xfb0/0xfb0 [ 293.596467] do_syscall_64+0x1c7/0x5b0 [ 293.596472] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 293.596482] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 293.596488] RIP: 0033:0x45c4a9 [ 293.596490] RSP: 002b:00007f19efdf5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 293.605720] Node 0 [ 293.612309] RAX: ffffffffffffffda RBX: 00007f19efdf66d4 RCX: 000000000045c4a9 [ 293.612313] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 293.612315] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 293.612318] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 293.612320] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 293.625303] / [ 293.637148] syz-executor.3 cpuset= [ 293.647973] mems_allowed=0-1 [ 293.657373] / [ 293.665541] 0 [ 293.672023] DMA free:10388kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 293.684516] CPU: 1 PID: 10647 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 293.725684] mems_allowed=0-1 [ 293.727003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 293.795668] lowmem_reserve[]: [ 293.811597] Call Trace: [ 293.811613] dump_stack+0xf7/0x13b [ 293.811622] warn_alloc.cold.110+0xa2/0x1be [ 293.811629] ? zone_watermark_ok_safe+0x260/0x260 [ 293.811634] ? usleep_range+0x120/0x120 [ 293.811641] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 293.811650] ? call_timer_fn+0x570/0x570 [ 293.811657] ? unreserve_highatomic_pageblock+0x315/0x450 [ 293.811668] __alloc_pages_slowpath+0x2052/0x2650 [ 293.811684] ? warn_alloc+0x100/0x100 [ 293.811692] ? get_page_from_freelist+0x26e/0x23b0 [ 293.811704] ? __might_sleep+0x93/0xb0 [ 293.811711] __alloc_pages_nodemask+0x60d/0x770 [ 293.811724] ? __alloc_pages_slowpath+0x2650/0x2650 [ 293.811733] ? wait_for_completion+0x440/0x440 [ 293.858984] 0 [ 293.859286] alloc_pages_current+0xd6/0x1b0 [ 293.878588] 2570 [ 293.884024] ion_page_pool_alloc+0x102/0x180 [ 293.884031] ion_system_heap_allocate+0x14e/0x930 [ 293.884038] ? do_raw_spin_unlock+0x16a/0x250 [ 293.884045] ? ion_system_heap_free+0x270/0x270 [ 293.884055] ion_alloc+0x27f/0x770 [ 293.884064] ? ion_dma_buf_release+0x40/0x40 [ 293.884074] ? kasan_check_write+0x14/0x20 [ 293.884081] ion_ioctl+0xe2/0x1b6 [ 293.898479] 2570 [ 293.900833] ? ion_alloc.cold.15+0x32/0x32 [ 293.938941] 2570 [ 293.960193] do_vfs_ioctl+0x180/0xfb0 [ 293.960202] ? __fget+0x1ad/0x2f0 [ 293.960208] ? ioctl_preallocate+0x1a0/0x1a0 [ 293.960215] ? __fget+0x1ca/0x2f0 [ 293.960225] ? security_file_ioctl+0x6a/0xa0 [ 293.960231] ? SyS_clock_settime+0x1a0/0x1a0 [ 293.960235] ? security_file_ioctl+0x6a/0xa0 [ 293.960240] SyS_ioctl+0x74/0x80 [ 293.960246] ? do_vfs_ioctl+0xfb0/0xfb0 [ 293.960253] do_syscall_64+0x1c7/0x5b0 [ 293.960257] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 293.960269] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 293.960275] RIP: 0033:0x45c4a9 [ 293.960278] RSP: 002b:00007ff742fe0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 293.960284] RAX: ffffffffffffffda RBX: 00007ff742fe16d4 RCX: 000000000045c4a9 [ 293.960287] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 293.960290] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 293.960294] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 293.960297] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 293.971304] 0 [ 293.983401] CPU: 0 PID: 10643 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 293.994126] 0 [ 293.994351] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 294.003120] Call Trace: [ 294.003133] dump_stack+0xf7/0x13b [ 294.003146] warn_alloc.cold.110+0xa2/0x1be [ 294.003153] ? zone_watermark_ok_safe+0x260/0x260 [ 294.008237] Node 0 [ 294.012271] ? usleep_range+0x120/0x120 [ 294.012279] ? rcu_read_lock_sched_held+0x108/0x120 [ 294.012288] ? call_timer_fn+0x570/0x570 [ 294.012302] __alloc_pages_slowpath+0x2052/0x2650 [ 294.017815] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 294.022639] ? warn_alloc+0x100/0x100 [ 294.022646] ? get_page_from_freelist+0x26e/0x23b0 [ 294.022660] ? __might_sleep+0x93/0xb0 [ 294.026430] lowmem_reserve[]: [ 294.031356] __alloc_pages_nodemask+0x60d/0x770 [ 294.035241] 0 [ 294.039963] ? __alloc_pages_slowpath+0x2650/0x2650 [ 294.044968] 0 [ 294.049519] ? wait_for_completion+0x440/0x440 [ 294.051382] 0 [ 294.055685] alloc_pages_current+0xd6/0x1b0 [ 294.055694] ion_page_pool_alloc+0x102/0x180 [ 294.055700] ion_system_heap_allocate+0x14e/0x930 [ 294.062203] 0 [ 294.066979] ? do_raw_spin_unlock+0x16a/0x250 [ 294.071461] 0 [ 294.076127] ? ion_system_heap_free+0x270/0x270 [ 294.076137] ion_alloc+0x27f/0x770 [ 294.076150] ? ion_dma_buf_release+0x40/0x40 [ 294.076163] ? kasan_check_write+0x14/0x20 [ 294.103887] ion_ioctl+0xe2/0x1b6 [ 294.107319] Node 1 [ 294.111725] ? ion_alloc.cold.15+0x32/0x32 [ 294.122226] Normal free:26740kB min:53504kB low:66880kB high:80256kB active_anon:216kB inactive_anon:8132kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:12kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 294.124037] do_vfs_ioctl+0x180/0xfb0 [ 294.128420] lowmem_reserve[]: [ 294.131769] ? __fget+0x1ad/0x2f0 [ 294.152211] 0 [ 294.152753] ? ioctl_preallocate+0x1a0/0x1a0 [ 294.160436] 0 [ 294.167692] ? __fget+0x1ca/0x2f0 [ 294.167703] ? security_file_ioctl+0x6a/0xa0 [ 294.167710] ? SyS_clock_settime+0x1a0/0x1a0 [ 294.167715] ? security_file_ioctl+0x6a/0xa0 [ 294.202218] 0 [ 294.206504] SyS_ioctl+0x74/0x80 [ 294.208296] 0 [ 294.217655] ? do_vfs_ioctl+0xfb0/0xfb0 [ 294.217663] do_syscall_64+0x1c7/0x5b0 [ 294.217667] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 294.217678] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 294.217683] RIP: 0033:0x45c4a9 [ 294.217688] RSP: 002b:00007f73b8deec78 EFLAGS: 00000246 [ 294.232245] 0 [ 294.232945] ORIG_RAX: 0000000000000010 [ 294.239118] RAX: ffffffffffffffda RBX: 00007f73b8def6d4 RCX: 000000000045c4a9 [ 294.239122] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 294.262206] Node 0 [ 294.277731] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 294.277733] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 294.277736] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 294.295073] 2570 [ 294.439095] DMA: [ 294.532256] warn_alloc_show_mem: 2 callbacks suppressed [ 294.532259] Mem-Info: [ 294.562248] active_anon:6067 inactive_anon:8092 isolated_anon:0 [ 294.562248] active_file:61 inactive_file:263 isolated_file:0 [ 294.562248] unevictable:0 dirty:0 writeback:0 unstable:0 [ 294.562248] slab_reclaimable:11280 slab_unreclaimable:117728 [ 294.562248] mapped:968 shmem:8292 pagetables:477 bounce:0 [ 294.562248] free:80638 free_pcp:346 free_cma:0 [ 294.566418] 6*4kB [ 294.595670] Node 0 active_anon:24052kB inactive_anon:24236kB active_file:240kB inactive_file:1148kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3972kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 294.625700] Node 0 DMA32 free:315588kB min:36384kB low:45480kB high:54576kB active_anon:24048kB inactive_anon:24236kB active_file:240kB inactive_file:1148kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7104kB pagetables:1880kB bounce:0kB free_pcp:1360kB local_pcp:648kB free_cma:0kB [ 294.657357] (UM) 2*8kB (ME) 12*16kB (UME) 14*32kB (UME) 4*64kB (UME) 12*128kB (UME) 7*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 0*4096kB = 10408kB [ 294.692219] Node 1 active_anon:216kB inactive_anon:8132kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 294.712191] Node 0 DMA32: 7223*4kB (UEH) 11309*8kB (UMEH) 6158*16kB (UMEH) 3795*32kB (UMEH) 42*64kB (UE) 3*128kB (U) 2*256kB (U) 2*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 343940kB [ 294.718795] lowmem_reserve[]: 0 0 0 0 0 [ 294.738826] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 294.764291] Node 0 DMA free:10508kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 294.764986] Node 0 [ 294.823268] lowmem_reserve[]: 0 0 0 0 0 [ 294.829524] Node 1 Normal free:115240kB min:53504kB low:66880kB high:80256kB active_anon:216kB inactive_anon:8132kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:12kB bounce:0kB free_pcp:1328kB local_pcp:696kB free_cma:0kB [ 294.845287] Normal: [ 294.863476] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 294.874076] 0*4kB 0*8kB [ 294.877299] Node 0 DMA32 free:421336kB min:36384kB low:45480kB high:54576kB active_anon:24048kB inactive_anon:24236kB active_file:540kB inactive_file:2548kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7072kB pagetables:1880kB bounce:0kB free_pcp:1376kB local_pcp:664kB free_cma:0kB [ 294.879965] 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 294.962270] Node 1 Normal: 319*4kB (UM) 639*8kB (UM) 606*16kB (UM) 244*32kB (UM) 235*64kB (UM) 127*128kB (UM) 74*256kB (UM) 39*512kB (U) 31*1024kB (U) 9*2048kB (U) 8*4096kB (U) = 177044kB [ 295.002207] lowmem_reserve[]: 0 0 0 0 0 [ 295.006295] Node 0 DMA: 12*4kB (UM) 15*8kB (UME) 14*16kB (UME) 14*32kB (UME) 4*64kB (UME) 12*128kB (UME) 7*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 0*4096kB = 10568kB [ 295.043216] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 295.046112] lowmem_reserve[]: 0 0 0 0 0 [ 295.052490] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 295.057570] Node 0 [ 295.070507] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 295.092393] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 295.093966] Node 0 [ 295.100986] 9248 total pagecache pages [ 295.100987] DMA32: 7115*4kB [ 295.114842] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 295.142164] 0 pages in swap cache [ 295.146612] Swap cache stats: add 0, delete 0, find 0/0 [ 295.152143] (UEH) 11570*8kB (UEH) 10110*16kB (UEH) 5810*32kB (UMEH) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 468700kB [ 295.152215] Free swap = 0kB [ 295.173560] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 295.187854] Node 1 Normal: 307*4kB (UM) 611*8kB (UM) 574*16kB (UM) 338*32kB (UM) 15*64kB (M) 126*128kB (UM) 228*256kB (UM) 52*512kB (U) 56*1024kB (U) 12*2048kB (U) 13*4096kB (U) = 263364kB [ 295.202887] Total swap = 0kB [ 295.207872] 1965979 pages RAM [ 295.210964] 0 pages HighMem/MovableOnly [ 295.228847] lowmem_reserve[]: 0 0 0 0 0 [ 295.234207] Node 1 Normal free:217412kB min:53504kB low:66880kB high:80256kB active_anon:216kB inactive_anon:8132kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:12kB bounce:0kB free_pcp:1428kB local_pcp:700kB free_cma:0kB [ 295.242892] 335847 pages reserved [ 295.293842] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 295.316978] 0 pages cma reserved [ 295.335345] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 295.373181] lowmem_reserve[]: 0 0 0 0 0 [ 295.377212] Node 0 DMA: 12*4kB (UM) 15*8kB (UME) 14*16kB (UME) 14*32kB (UME) 4*64kB (UME) 12*128kB (UME) 7*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 0*4096kB = 10568kB [ 295.393801] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 295.408220] chnl_net:caif_netlink_parms(): no params data found [ 295.441865] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 295.442193] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 295.472534] Node 0 DMA32: 16*4kB (EH) 7769*8kB (UMEH) 10113*16kB (UMEH) 5831*32kB (UEH) 4*64kB (UH) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 410872kB [ 295.493259] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 295.496027] 9580 total pagecache pages [ 295.502607] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 295.513260] CPU: 1 PID: 10639 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 295.521186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 295.530519] Call Trace: [ 295.533088] dump_stack+0xf7/0x13b [ 295.536607] warn_alloc.cold.110+0xa2/0x1be [ 295.540909] ? zone_watermark_ok_safe+0x260/0x260 [ 295.545738] ? __alloc_pages_direct_compact+0xc2/0x330 [ 295.550994] __alloc_pages_slowpath+0x2052/0x2650 [ 295.555819] ? trace_hardirqs_off+0x10/0x10 [ 295.560124] ? warn_alloc+0x100/0x100 [ 295.563907] ? get_page_from_freelist+0x9ee/0x23b0 [ 295.568822] ? __might_sleep+0x93/0xb0 [ 295.572689] __alloc_pages_nodemask+0x60d/0x770 [ 295.577349] ? __alloc_pages_slowpath+0x2650/0x2650 [ 295.582349] ? wait_for_completion+0x440/0x440 [ 295.586910] ? __list_del_entry_valid+0xb6/0xf3 [ 295.591562] alloc_pages_current+0xd6/0x1b0 [ 295.595865] ion_page_pool_alloc+0x102/0x180 [ 295.600251] ion_system_heap_allocate+0x14e/0x930 [ 295.605081] ? do_raw_spin_unlock+0x16a/0x250 [ 295.609555] ? ion_system_heap_free+0x270/0x270 [ 295.614205] ion_alloc+0x27f/0x770 [ 295.617758] ? ion_dma_buf_release+0x40/0x40 [ 295.622153] ? kasan_check_write+0x14/0x20 [ 295.626369] ion_ioctl+0xe2/0x1b6 [ 295.629802] ? ion_alloc.cold.15+0x32/0x32 [ 295.634023] do_vfs_ioctl+0x180/0xfb0 [ 295.637804] ? __fget+0x1ad/0x2f0 [ 295.641235] ? ioctl_preallocate+0x1a0/0x1a0 [ 295.645625] ? __fget+0x1ca/0x2f0 [ 295.649063] ? security_file_ioctl+0x6a/0xa0 [ 295.653448] ? SyS_clock_settime+0x1a0/0x1a0 [ 295.657833] ? security_file_ioctl+0x6a/0xa0 [ 295.662226] SyS_ioctl+0x74/0x80 [ 295.665570] ? do_vfs_ioctl+0xfb0/0xfb0 [ 295.669526] do_syscall_64+0x1c7/0x5b0 [ 295.673393] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 295.678220] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 295.683389] RIP: 0033:0x45c4a9 [ 295.686558] RSP: 002b:00007f19efdf5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 295.694244] RAX: ffffffffffffffda RBX: 00007f19efdf66d4 RCX: 000000000045c4a9 [ 295.701502] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 295.708750] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 295.715996] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 295.723245] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 295.731261] 0 pages in swap cache [ 295.762154] Swap cache stats: add 0, delete 0, find 0/0 [ 295.767650] Free swap = 0kB [ 295.770750] Total swap = 0kB [ 295.785550] Node 1 Normal: 252*4kB (UM) 567*8kB (UM) 535*16kB (UM) 297*32kB (UM) 24*64kB (UM) 4*128kB (MH) 1*256kB (M) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 26424kB [ 295.802971] bridge0: port 1(bridge_slave_0) entered blocking state [ 295.809386] bridge0: port 1(bridge_slave_0) entered disabled state [ 295.822490] 1965979 pages RAM [ 295.825615] 0 pages HighMem/MovableOnly [ 295.829615] 335847 pages reserved [ 295.834299] device bridge_slave_0 entered promiscuous mode [ 295.852102] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 295.853319] bridge0: port 2(bridge_slave_1) entered blocking state [ 295.860968] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 295.880279] 0 pages cma reserved [ 295.883879] bridge0: port 2(bridge_slave_1) entered disabled state [ 295.883917] Out of memory: Kill process 6446 (syz-execprog) score 1 or sacrifice child [ 295.906034] device bridge_slave_1 entered promiscuous mode [ 295.911602] Killed process 10636 (syz-executor.1) total-vm:39756kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB [ 295.922758] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 295.931608] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 295.942369] 9654 total pagecache pages [ 295.946273] 0 pages in swap cache [ 295.949718] Swap cache stats: add 0, delete 0, find 0/0 [ 295.977591] Free swap = 0kB [ 295.982894] Total swap = 0kB [ 295.986036] 1965979 pages RAM [ 295.987299] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 295.989184] 0 pages HighMem/MovableOnly [ 296.003023] 335847 pages reserved [ 296.006720] 0 pages cma reserved [ 296.030486] bridge0: port 1(bridge_slave_0) entered blocking state [ 296.037924] bridge0: port 1(bridge_slave_0) entered disabled state [ 296.048056] device bridge_slave_0 entered promiscuous mode [ 296.062008] bridge0: port 2(bridge_slave_1) entered blocking state [ 296.070311] bridge0: port 2(bridge_slave_1) entered disabled state [ 296.092166] device bridge_slave_1 entered promiscuous mode [ 296.126833] warn_alloc_show_mem: 1 callbacks suppressed [ 296.126836] Mem-Info: [ 296.149850] active_anon:6084 inactive_anon:8092 isolated_anon:0 [ 296.149850] active_file:723 inactive_file:1619 isolated_file:0 [ 296.149850] unevictable:0 dirty:54 writeback:0 unstable:0 [ 296.149850] slab_reclaimable:11280 slab_unreclaimable:118819 [ 296.149850] mapped:2471 shmem:8292 pagetables:489 bounce:0 [ 296.149850] free:48237 free_pcp:134 free_cma:0 [ 296.154255] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 296.203308] bond0: Enslaving bond_slave_1 as an active interface with an up link 2020/04/08 19:22:31 executed programs: 84 [ 296.227853] Node 0 active_anon:24020kB inactive_anon:24236kB active_file:4384kB inactive_file:6276kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:9684kB dirty:212kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 296.237884] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 296.268502] team0: Port device team_slave_0 added [ 296.275570] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready 2020/04/08 19:22:31 result: hanged=false err=executor 1: EOF [ 296.288558] Node 1 active_anon:216kB inactive_anon:8132kB active_file:8kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:4kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 296.288686] team0: Port device team_slave_1 added [ 296.348470] Node 0 DMA free:10456kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 296.366359] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 296.386983] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 296.412050] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 296.417207] Node 0 DMA32 free:31932kB min:36384kB low:45480kB high:54576kB active_anon:23916kB inactive_anon:24236kB active_file:4584kB inactive_file:9076kB unevictable:0kB writepending:212kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7008kB pagetables:1632kB bounce:0kB free_pcp:1000kB local_pcp:408kB free_cma:0kB [ 296.427762] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 296.482145] lowmem_reserve[]: 0 0 0 0 0 [ 296.486217] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 296.519587] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 296.532867] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 296.552041] lowmem_reserve[]: 0 0 0 0 0 [ 296.572079] Node 1 Normal free:319296kB min:53504kB low:66880kB high:80256kB active_anon:216kB inactive_anon:8132kB active_file:8kB inactive_file:0kB unevictable:0kB writepending:4kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:12kB bounce:0kB free_pcp:104kB local_pcp:96kB free_cma:0kB [ 296.582094] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 296.635956] lowmem_reserve[]: 0 0 0 0 0 [ 296.639998] Node 0 DMA: 12*4kB (UM) 15*8kB (UME) 13*16kB (UME) 15*32kB (UME) 2*64kB (ME) 12*128kB (UME) 7*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 0*4096kB = 10456kB [ 296.659283] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 296.673361] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 296.696333] Node 0 DMA32: 2*4kB (UH) 6*8kB (UMH) 6*16kB (UMH) 61*32kB (UH) 2385*64kB (UH) 1*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 154872kB [ 296.722234] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 296.756043] device hsr_slave_0 entered promiscuous mode [ 296.756186] Node 1 Normal: 15*4kB (M) 9*8kB (M) 7*16kB (UM) 12*32kB (UM) 16*64kB (UM) 4*128kB (MH) 1*256kB (M) 1*512kB (U) 155*1024kB (U) 51*2048kB (U) 40*4096kB (U) = 429940kB [ 296.803288] device hsr_slave_1 entered promiscuous mode [ 296.815931] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 296.842045] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 2020/04/08 19:22:32 result: hanged=false err=executor 5: exit status 67 clone failed (errno 12) loop exited with status 67 clone failed (errno 12) loop exited with status 67 [ 296.842945] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 296.850702] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 296.881301] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 296.892245] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 296.923051] 11765 total pagecache pages [ 296.927606] 0 pages in swap cache [ 296.931065] Swap cache stats: add 0, delete 0, find 0/0 [ 296.952014] Free swap = 0kB [ 296.955068] Total swap = 0kB [ 296.958119] 1965979 pages RAM [ 296.961221] 0 pages HighMem/MovableOnly [ 296.983430] 335847 pages reserved [ 296.987914] 0 pages cma reserved [ 297.047062] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 297.095885] 8021q: adding VLAN 0 to HW filter on device bond0 [ 297.113552] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 297.141715] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 297.165030] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 297.176044] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 297.198153] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 297.206280] 8021q: adding VLAN 0 to HW filter on device team0 2020/04/08 19:22:32 result: hanged=false err=executor 3: exit status 67 clone failed (errno 12) loop exited with status 67 clone failed (errno 12) loop exited with status 67 [ 297.242343] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 297.252340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 297.265220] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 297.287934] bridge0: port 1(bridge_slave_0) entered blocking state [ 297.294365] bridge0: port 1(bridge_slave_0) entered forwarding state [ 297.333904] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 297.352820] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 297.359945] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 297.383191] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 297.390827] bridge0: port 2(bridge_slave_1) entered blocking state [ 297.397241] bridge0: port 2(bridge_slave_1) entered forwarding state [ 297.423578] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 297.432288] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 297.443734] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 297.463846] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 297.514495] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 297.521423] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 297.557079] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 297.565048] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 297.621521] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 297.635886] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 297.648229] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 297.672453] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 297.697462] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 297.715522] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 297.725430] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 297.740886] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 297.760742] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 297.782197] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 297.788290] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 297.826927] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 297.855152] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 297.875015] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 297.884135] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 297.948732] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 298.108909] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 298.140112] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 298.150532] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 298.168759] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 298.169854] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 298.192410] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 298.193673] CPU: 1 PID: 10992 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 298.207683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 298.217046] Call Trace: [ 298.219634] dump_stack+0xf7/0x13b [ 298.223178] warn_alloc.cold.110+0xa2/0x1be [ 298.227503] ? zone_watermark_ok_safe+0x260/0x260 [ 298.232352] ? __alloc_pages_direct_compact+0xc2/0x330 [ 298.237627] __alloc_pages_slowpath+0x2052/0x2650 [ 298.242467] ? trace_hardirqs_off+0x10/0x10 [ 298.246793] ? warn_alloc+0x100/0x100 [ 298.250596] ? get_page_from_freelist+0x9ee/0x23b0 [ 298.255528] ? __might_sleep+0x93/0xb0 [ 298.259413] __alloc_pages_nodemask+0x60d/0x770 [ 298.264077] ? retint_kernel+0x2d/0x2d [ 298.267963] ? __alloc_pages_slowpath+0x2650/0x2650 [ 298.272972] ? wait_for_completion+0x440/0x440 [ 298.277551] ? policy_node+0x77/0x100 [ 298.281351] alloc_pages_current+0xd6/0x1b0 [ 298.285676] ion_page_pool_alloc+0x102/0x180 [ 298.290079] ion_system_heap_allocate+0x14e/0x930 [ 298.294915] ? ion_system_heap_free+0x270/0x270 [ 298.299577] ion_alloc+0x216/0x770 [ 298.303111] ? ion_dma_buf_release+0x40/0x40 [ 298.312295] ? kasan_check_write+0x14/0x20 [ 298.316525] ion_ioctl+0xe2/0x1b6 [ 298.319975] ? ion_alloc.cold.15+0x32/0x32 [ 298.324208] do_vfs_ioctl+0x180/0xfb0 [ 298.327998] ? __fget+0x1ad/0x2f0 [ 298.331437] ? ioctl_preallocate+0x1a0/0x1a0 [ 298.335844] ? __fget+0x1ca/0x2f0 [ 298.339299] ? security_file_ioctl+0x6a/0xa0 [ 298.343701] ? SyS_clock_settime+0x1a0/0x1a0 [ 298.348102] ? security_file_ioctl+0x6a/0xa0 [ 298.352509] SyS_ioctl+0x74/0x80 [ 298.355867] ? do_vfs_ioctl+0xfb0/0xfb0 [ 298.359973] do_syscall_64+0x1c7/0x5b0 [ 298.363864] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 298.368710] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 298.373908] RIP: 0033:0x45c4a9 [ 298.377090] RSP: 002b:00007f19efdf5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 298.384797] RAX: ffffffffffffffda RBX: 00007f19efdf66d4 RCX: 000000000045c4a9 [ 298.392206] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 298.399472] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 298.406743] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 298.414009] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 298.438403] Mem-Info: [ 298.440926] active_anon:6073 inactive_anon:8092 isolated_anon:0 [ 298.440926] active_file:1909 inactive_file:5217 isolated_file:0 [ 298.440926] unevictable:0 dirty:82 writeback:0 unstable:0 [ 298.440926] slab_reclaimable:11320 slab_unreclaimable:116874 [ 298.440926] mapped:7001 shmem:8292 pagetables:455 bounce:0 [ 298.440926] free:96836 free_pcp:173 free_cma:0 [ 298.526233] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 298.538025] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 298.555862] Node 0 active_anon:23972kB inactive_anon:24236kB active_file:7624kB inactive_file:7692kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:15020kB dirty:316kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 298.589908] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 298.617647] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 298.636115] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 298.650277] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 298.666881] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 298.679302] Node 1 active_anon:420kB inactive_anon:8132kB active_file:12kB inactive_file:13176kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:12984kB dirty:12kB writeback:0kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 298.719407] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 298.739150] device veth0_vlan entered promiscuous mode [ 298.758720] device veth1_vlan entered promiscuous mode [ 298.770301] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 298.781463] Node 0 DMA free:10548kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 298.818854] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 298.845096] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 298.863606] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 298.870437] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 298.883260] Node 0 DMA32 free:47776kB min:36384kB low:45480kB high:54576kB active_anon:23968kB inactive_anon:24236kB active_file:7624kB inactive_file:7692kB unevictable:0kB writepending:316kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7008kB pagetables:1756kB bounce:0kB free_pcp:420kB local_pcp:384kB free_cma:0kB [ 298.916239] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 298.926197] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 298.942597] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 298.967332] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 298.994340] device veth0_macvtap entered promiscuous mode [ 299.000593] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 299.011348] lowmem_reserve[]: 0 0 0 0 0 [ 299.020495] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 299.053758] device veth1_macvtap entered promiscuous mode [ 299.068100] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 299.090652] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 299.103678] lowmem_reserve[]: 0 0 0 0 0 [ 299.116103] Node 1 Normal free:67260kB min:53504kB low:66880kB high:80256kB active_anon:328kB inactive_anon:8132kB active_file:12kB inactive_file:13252kB unevictable:0kB writepending:24kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:160kB pagetables:48kB bounce:0kB free_pcp:352kB local_pcp:352kB free_cma:0kB [ 299.147562] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 299.185242] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 299.214135] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 299.233664] lowmem_reserve[]: 0 0 0 0 0 [ 299.237765] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 299.262389] Node 0 DMA: 2*4kB (UM) 2*8kB (ME) 2*16kB (ME) 10*32kB (UME) 10*64kB (UME) 12*128kB (UME) 7*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 0*4096kB = 10488kB [ 299.285392] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 299.304816] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 299.317273] Node 0 DMA32: 138*4kB (UMEH) 125*8kB (MEH) 27*16kB (MEH) 6*32kB (MEH) 24*64kB (UMEH) 14*128kB (UMEH) 6*256kB (UEH) 53*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 34176kB [ 299.343269] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 299.360112] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 299.374241] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 299.394033] Node 1 Normal: 21*4kB (UM) 20*8kB (UM) 14*16kB (UM) 5*32kB (UM) 3*64kB (M) 4*128kB (UMH) 4*256kB (UMH) 1*512kB (U) 1*1024kB (H) 19*2048kB (U) 3*4096kB (U) = 55092kB [ 299.411035] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 299.446229] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 299.458758] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 299.478171] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 299.499506] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 299.511866] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 299.546441] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 299.553249] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 299.584202] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 299.595615] systemd-journal invoked oom-killer: gfp_mask=0x14040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0 [ 299.617553] 8693 total pagecache pages [ 299.629708] systemd-journal cpuset=/ mems_allowed=0-1 [ 299.635451] 0 pages in swap cache [ 299.643472] Swap cache stats: add 0, delete 0, find 0/0 [ 299.650017] CPU: 1 PID: 10468 Comm: systemd-journal Not tainted 4.14.175-syzkaller #0 [ 299.657978] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 299.667321] Call Trace: [ 299.669982] dump_stack+0xf7/0x13b [ 299.673510] dump_header+0x160/0x63f [ 299.677204] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 299.682297] ? ___ratelimit+0x243/0x519 [ 299.686267] ? do_raw_spin_unlock+0x16a/0x250 [ 299.690764] oom_kill_process.cold.24+0xb/0xa1a [ 299.695419] ? out_of_memory+0x7f9/0x1030 [ 299.699585] ? lock_downgrade+0x7f0/0x7f0 [ 299.703720] out_of_memory+0x2b0/0x1030 [ 299.707681] ? oom_killer_disable+0x1a0/0x1a0 [ 299.712170] ? __alloc_pages_slowpath+0xb69/0x2650 [ 299.717095] __alloc_pages_slowpath+0x1ef3/0x2650 [ 299.721930] ? warn_alloc+0x100/0x100 [ 299.725717] ? get_page_from_freelist+0x9ee/0x23b0 [ 299.730805] ? __might_sleep+0x93/0xb0 [ 299.734673] __alloc_pages_nodemask+0x60d/0x770 [ 299.739328] ? __alloc_pages_slowpath+0x2650/0x2650 [ 299.744323] ? __alloc_pages_nodemask+0x61a/0x770 [ 299.749152] ? cache_grow_begin+0x331/0x3f0 [ 299.753454] cache_grow_begin+0x80/0x3f0 [ 299.757496] fallback_alloc+0x203/0x2c0 [ 299.761454] ____cache_alloc_node+0x1c7/0x1e0 [ 299.765946] kmem_cache_alloc+0x1f8/0x790 [ 299.770095] getname_flags+0xb8/0x520 [ 299.773881] user_path_at_empty+0x1e/0x40 [ 299.778015] SyS_access+0x225/0x610 [ 299.781625] ? SyS_faccessat+0x610/0x610 [ 299.785680] ? SyS_faccessat+0x610/0x610 [ 299.789723] do_syscall_64+0x1c7/0x5b0 [ 299.793589] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 299.798415] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 299.803582] RIP: 0033:0x7f6ff4eb29c7 [ 299.807271] RSP: 002b:00007fff9d4cd308 EFLAGS: 00000246 ORIG_RAX: 0000000000000015 [ 299.815148] RAX: ffffffffffffffda RBX: 00007fff9d4d0220 RCX: 00007f6ff4eb29c7 [ 299.822415] RDX: 00007f6ff5923a00 RSI: 0000000000000000 RDI: 000055f7facc49a3 [ 299.829671] RBP: 00007fff9d4cd340 R08: 0000000000000000 R09: 0000000000000000 [ 299.836920] R10: 0000000000000069 R11: 0000000000000246 R12: 0000000000000000 [ 299.844166] R13: 0000000000000000 R14: 00007fff9d4d0220 R15: 00007fff9d4cd830 [ 299.872777] Free swap = 0kB [ 299.885492] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 299.885806] Total swap = 0kB [ 299.897356] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 299.897373] CPU: 0 PID: 10995 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 299.897377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 299.897380] Call Trace: [ 299.897390] dump_stack+0xf7/0x13b [ 299.897398] warn_alloc.cold.110+0xa2/0x1be [ 299.897406] ? zone_watermark_ok_safe+0x260/0x260 [ 299.897422] ? __alloc_pages_direct_compact+0xc2/0x330 [ 299.897431] __alloc_pages_slowpath+0x2052/0x2650 [ 299.897445] ? trace_hardirqs_off+0x10/0x10 [ 299.897453] ? warn_alloc+0x100/0x100 [ 299.897460] ? get_page_from_freelist+0x9ee/0x23b0 [ 299.916726] 1965979 pages RAM [ 299.922779] ? __might_sleep+0x93/0xb0 [ 299.922789] __alloc_pages_nodemask+0x60d/0x770 [ 299.922798] ? __alloc_pages_slowpath+0x2650/0x2650 [ 299.931901] 0 pages HighMem/MovableOnly [ 299.933196] ? wait_for_completion+0x440/0x440 [ 299.933207] alloc_pages_current+0xd6/0x1b0 [ 299.939136] 335847 pages reserved [ 299.943291] ion_page_pool_alloc+0x102/0x180 [ 299.943297] ion_system_heap_allocate+0x14e/0x930 [ 299.943305] ? ion_system_heap_free+0x270/0x270 [ 299.943315] ion_alloc+0x216/0x770 [ 299.943324] ? ion_dma_buf_release+0x40/0x40 [ 299.943333] ? kasan_check_write+0x14/0x20 [ 299.952601] 0 pages cma reserved [ 299.956232] ion_ioctl+0xe2/0x1b6 [ 299.956239] ? ion_alloc.cold.15+0x32/0x32 [ 299.956251] do_vfs_ioctl+0x180/0xfb0 [ 300.034766] ? __fget+0x1ad/0x2f0 [ 300.038223] ? ioctl_preallocate+0x1a0/0x1a0 [ 300.042625] ? __fget+0x1ca/0x2f0 [ 300.046070] ? security_file_ioctl+0x6a/0xa0 [ 300.050579] ? SyS_clock_settime+0x1a0/0x1a0 [ 300.054993] ? security_file_ioctl+0x6a/0xa0 [ 300.059407] SyS_ioctl+0x74/0x80 [ 300.062772] ? do_vfs_ioctl+0xfb0/0xfb0 [ 300.066730] do_syscall_64+0x1c7/0x5b0 [ 300.070598] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 300.076220] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 300.081392] RIP: 0033:0x45c4a9 [ 300.084562] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 300.092255] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 300.099516] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 300.106885] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 300.114176] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 300.121857] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 300.129548] Mem-Info: [ 300.140839] active_anon:6075 inactive_anon:8092 isolated_anon:0 [ 300.140839] active_file:63 inactive_file:54 isolated_file:6 [ 300.140839] unevictable:0 dirty:3 writeback:4 unstable:0 [ 300.140839] slab_reclaimable:11323 slab_unreclaimable:117308 [ 300.140839] mapped:986 shmem:8292 pagetables:455 bounce:0 [ 300.140839] free:14147 free_pcp:23 free_cma:0 [ 300.141501] Mem-Info: [ 300.181833] active_anon:6075 inactive_anon:8092 isolated_anon:0 [ 300.181833] active_file:9 inactive_file:26 isolated_file:0 [ 300.181833] unevictable:0 dirty:3 writeback:4 unstable:0 [ 300.181833] slab_reclaimable:11323 slab_unreclaimable:117308 [ 300.181833] mapped:911 shmem:8292 pagetables:455 bounce:0 [ 300.181833] free:14147 free_pcp:97 free_cma:0 [ 300.214503] Node 0 active_anon:23972kB inactive_anon:24236kB active_file:28kB inactive_file:92kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3644kB dirty:4kB writeback:4kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 300.214511] Node 1 active_anon:328kB inactive_anon:8132kB active_file:8kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:8kB writeback:12kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 300.214514] Node 0 DMA free:10388kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 300.214524] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 300.214537] Node 0 DMA32 free:19700kB min:36384kB low:45480kB high:54576kB active_anon:23968kB inactive_anon:24236kB active_file:28kB inactive_file:92kB unevictable:0kB writepending:8kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7008kB pagetables:1756kB bounce:0kB free_pcp:320kB local_pcp:8kB free_cma:0kB [ 300.214547] lowmem_reserve[]: 0 0 0 0 0 [ 300.214561] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 300.214571] lowmem_reserve[]: 0 0 0 0 0 [ 300.214586] Node 1 Normal free:26600kB min:53504kB low:66880kB high:80256kB active_anon:328kB inactive_anon:8132kB active_file:8kB inactive_file:12kB unevictable:0kB writepending:20kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:160kB pagetables:48kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 300.214595] lowmem_reserve[]: 0 0 0 0 0 [ 300.214610] Node 0 DMA: 1*4kB (M) 2*8kB (ME) 2*16kB (ME) 7*32kB (UME) 10*64kB (UME) 12*128kB (UME) 7*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 0*4096kB = 10388kB [ 300.214668] Node 0 DMA32: 379*4kB [ 300.266188] Node 0 active_anon:23972kB inactive_anon:24236kB active_file:28kB inactive_file:92kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3644kB dirty:4kB writeback:4kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 300.278488] (UMEH) [ 300.298974] syz-executor.4: [ 300.307414] 374*8kB [ 300.332591] Node 1 active_anon:328kB inactive_anon:8132kB active_file:8kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:8kB writeback:12kB shmem:8196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 300.340919] (UMEH) [ 300.364342] page allocation failure: order:0 [ 300.398276] 86*16kB [ 300.414062] Node 0 [ 300.433099] (UMEH) [ 300.445292] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 300.455603] 45*32kB [ 300.480471] DMA free:10388kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 300.495435] (UMEH) [ 300.499207] lowmem_reserve[]: [ 300.499635] 23*64kB [ 300.527364] (null) [ 300.535335] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 300.540454] CPU: 0 PID: 10648 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 300.540793] (MEH) [ 300.548338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 300.548342] Call Trace: [ 300.548357] dump_stack+0xf7/0x13b [ 300.548365] warn_alloc.cold.110+0xa2/0x1be [ 300.548372] ? zone_watermark_ok_safe+0x260/0x260 [ 300.548377] ? usleep_range+0x120/0x120 [ 300.548385] ? rcu_read_lock_sched_held+0x108/0x120 [ 300.548394] ? call_timer_fn+0x570/0x570 [ 300.551961] 14*128kB [ 300.559924] __alloc_pages_slowpath+0x2052/0x2650 [ 300.562522] (UMEH) [ 300.566017] ? warn_alloc+0x100/0x100 [ 300.570303] 6*256kB [ 300.575151] ? get_page_from_freelist+0x26e/0x23b0 [ 300.575164] ? __might_sleep+0x93/0xb0 [ 300.575171] __alloc_pages_nodemask+0x60d/0x770 [ 300.575179] ? __alloc_pages_slowpath+0x2650/0x2650 [ 300.579134] (UEH) [ 300.584129] ? wait_for_completion+0x440/0x440 [ 300.584138] alloc_pages_current+0xd6/0x1b0 [ 300.584148] ion_page_pool_alloc+0x102/0x180 [ 300.584154] ion_system_heap_allocate+0x14e/0x930 [ 300.588193] 15*512kB [ 300.590583] ? do_raw_spin_unlock+0x16a/0x250 [ 300.595424] (UM) [ 300.597625] ? ion_system_heap_free+0x270/0x270 [ 300.601394] 0*1024kB [ 300.603710] ion_alloc+0x27f/0x770 [ 300.603720] ? ion_dma_buf_release+0x40/0x40 [ 300.603729] ? kasan_check_write+0x14/0x20 [ 300.608649] 0*2048kB [ 300.612528] ion_ioctl+0xe2/0x1b6 [ 300.612535] ? ion_alloc.cold.15+0x32/0x32 [ 300.612547] do_vfs_ioctl+0x180/0xfb0 [ 300.612553] ? __fget+0x1ad/0x2f0 [ 300.612558] ? ioctl_preallocate+0x1a0/0x1a0 [ 300.612567] ? __fget+0x1ca/0x2f0 [ 300.617218] 0*4096kB [ 300.622217] ? security_file_ioctl+0x6a/0xa0 [ 300.622225] ? SyS_clock_settime+0x1a0/0x1a0 [ 300.622229] ? security_file_ioctl+0x6a/0xa0 [ 300.622236] SyS_ioctl+0x74/0x80 [ 300.624372] = 19804kB [ 300.628943] ? do_vfs_ioctl+0xfb0/0xfb0 [ 300.633265] Node 0 [ 300.638151] do_syscall_64+0x1c7/0x5b0 [ 300.642988] Normal: [ 300.645360] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 300.649828] 0*4kB [ 300.651872] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 300.651878] RIP: 0033:0x45c4a9 [ 300.651882] RSP: 002b:00007f67c2a70c78 EFLAGS: 00000246 [ 300.656533] 0*8kB [ 300.658928] ORIG_RAX: 0000000000000010 [ 300.658932] RAX: ffffffffffffffda RBX: 00007f67c2a716d4 RCX: 000000000045c4a9 [ 300.662468] 0*16kB [ 300.666849] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 300.666854] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 300.671103] 0*32kB [ 300.673511] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 300.673515] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 300.754077] 0 [ 300.754853] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 300.781356] 2570 [ 300.815821] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 300.839869] 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 300.848491] Node 1 Normal: 2*4kB (ME) 1*8kB (E) 1*16kB (E) 3*32kB (UME) 3*64kB (UME) 5*128kB (UMEH) 4*256kB (MEH) 1*512kB (E) 77*1024kB (UMEH) 37*2048kB (UME) 13*4096kB (UM) = 210368kB [ 300.855741] 2570 [ 300.873430] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 300.886318] 2570 2570 [ 300.889689] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 300.894430] Node 0 [ 300.900861] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 300.910524] DMA32 free:18224kB min:36384kB low:45480kB high:54576kB active_anon:23968kB inactive_anon:24236kB active_file:28kB inactive_file:92kB unevictable:0kB writepending:8kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7008kB pagetables:1756kB bounce:0kB free_pcp:16kB local_pcp:0kB free_cma:0kB [ 300.928919] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 300.956147] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 300.968257] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 300.991726] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 301.001762] lowmem_reserve[]: 0 0 0 0 0 [ 301.011915] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 301.020524] 9009 total pagecache pages [ 301.021737] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 301.041724] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 301.050136] lowmem_reserve[]: 0 0 0 0 0 [ 301.063614] 0 pages in swap cache [ 301.065146] Node 1 [ 301.068978] Swap cache stats: add 0, delete 0, find 0/0 [ 301.068982] Free swap = 0kB [ 301.071241] Normal free:456516kB min:53504kB low:66880kB high:80256kB active_anon:332kB inactive_anon:8132kB active_file:4kB inactive_file:2576kB unevictable:0kB writepending:84kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:160kB pagetables:48kB bounce:0kB free_pcp:228kB local_pcp:184kB free_cma:0kB [ 301.080021] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 301.091760] lowmem_reserve[]: [ 301.114638] Total swap = 0kB [ 301.131240] 1965979 pages RAM [ 301.134522] 0 pages HighMem/MovableOnly [ 301.138491] 335847 pages reserved [ 301.148053] 0 pages cma reserved [ 301.151542] Out of memory: Kill process 10991 (syz-executor.2) score 1000 or sacrifice child [ 301.160729] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 301.174483] Killed process 10992 (syz-executor.2) total-vm:40148kB, anon-rss:124kB, file-rss:0kB, shmem-rss:0kB [ 301.185798] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 301.201763] 0 0 0 0 0 [ 301.203268] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 301.204882] Node 0 [ 301.222172] oom_reaper: reaped process 10992 (syz-executor.2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 301.229205] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 301.242013] DMA: 1*4kB (M) 2*8kB (ME) 2*16kB (ME) 7*32kB (UME) 10*64kB (UME) 12*128kB (UME) 7*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 0*4096kB = 10388kB [ 301.246594] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 301.272435] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 301.281771] Node 0 DMA32: 1862*4kB (UMEH) 285*8kB (UMEH) 113*16kB (UMEH) 296*32kB (UMEH) 108*64kB (UMEH) 17*128kB (UMEH) 7*256kB (UEH) 14*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 39056kB [ 301.341732] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 301.381724] Node 1 Normal: 2*4kB (UE) 2*8kB (UE) 3*16kB (UME) 1*32kB (E) 2*64kB (UE) 3*128kB (EH) 5*256kB (UMEH) 1*512kB (E) 139*1024kB (UEH) 61*2048kB (UE) 44*4096kB (UM) = 449896kB [ 301.404546] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 301.444813] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 301.464727] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 301.492271] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 301.501081] 9716 total pagecache pages [ 301.532375] 0 pages in swap cache [ 301.537603] Swap cache stats: add 0, delete 0, find 0/0 [ 301.591728] Free swap = 0kB [ 301.595199] Total swap = 0kB [ 301.616335] 1965979 pages RAM [ 301.619685] 0 pages HighMem/MovableOnly [ 301.639678] 335847 pages reserved [ 301.643704] 0 pages cma reserved 2020/04/08 19:22:37 executed programs: 90 [ 302.001678] syz-executor.4: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 302.059961] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 302.078715] rs:main Q:Reg invoked oom-killer: gfp_mask=0x1c200ca(GFP_HIGHUSER_MOVABLE|__GFP_WRITE), nodemask=(null), order=0, oom_score_adj=0 [ 302.097620] CPU: 1 PID: 11036 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 302.106410] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 302.116704] Call Trace: [ 302.119537] dump_stack+0xf7/0x13b [ 302.123602] warn_alloc.cold.110+0xa2/0x1be [ 302.128209] ? zone_watermark_ok_safe+0x260/0x260 [ 302.133072] ? __alloc_pages_direct_compact+0xc2/0x330 [ 302.138361] __alloc_pages_slowpath+0x2052/0x2650 [ 302.143387] ? trace_hardirqs_off+0x10/0x10 [ 302.148055] ? warn_alloc+0x100/0x100 [ 302.152029] ? get_page_from_freelist+0x9ee/0x23b0 [ 302.157202] ? __might_sleep+0x93/0xb0 [ 302.161172] __alloc_pages_nodemask+0x60d/0x770 [ 302.165839] ? trace_hardirqs_off+0x10/0x10 [ 302.170141] ? lock_downgrade+0x7f0/0x7f0 [ 302.174292] ? __alloc_pages_slowpath+0x2650/0x2650 [ 302.179304] ? wait_for_completion+0x440/0x440 [ 302.183907] alloc_pages_current+0xd6/0x1b0 [ 302.188218] ion_page_pool_alloc+0x102/0x180 [ 302.192610] ion_system_heap_allocate+0x14e/0x930 [ 302.197569] ? ion_system_heap_free+0x270/0x270 [ 302.202226] ion_alloc+0x216/0x770 [ 302.205788] ? ion_dma_buf_release+0x40/0x40 [ 302.210324] ? kasan_check_write+0x14/0x20 [ 302.214555] ion_ioctl+0xe2/0x1b6 [ 302.218005] ? ion_alloc.cold.15+0x32/0x32 [ 302.223185] do_vfs_ioctl+0x180/0xfb0 [ 302.226970] ? __fget+0x1ad/0x2f0 [ 302.230496] ? ioctl_preallocate+0x1a0/0x1a0 [ 302.234898] ? __fget+0x1ca/0x2f0 [ 302.238335] ? security_file_ioctl+0x6a/0xa0 [ 302.242726] ? SyS_clock_settime+0x1a0/0x1a0 [ 302.247125] ? security_file_ioctl+0x6a/0xa0 [ 302.251514] SyS_ioctl+0x74/0x80 [ 302.254860] ? do_vfs_ioctl+0xfb0/0xfb0 [ 302.258832] do_syscall_64+0x1c7/0x5b0 [ 302.262705] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 302.267539] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 302.272847] RIP: 0033:0x45c4a9 [ 302.276038] RSP: 002b:00007f67c2a91c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 302.283743] RAX: ffffffffffffffda RBX: 00007f67c2a926d4 RCX: 000000000045c4a9 [ 302.291020] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 302.298293] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 302.305547] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 302.312795] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 302.346135] rs:main Q:Reg cpuset=/ mems_allowed=0-1 [ 302.362053] CPU: 0 PID: 5947 Comm: rs:main Q:Reg Not tainted 4.14.175-syzkaller #0 [ 302.369804] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 302.379144] Call Trace: [ 302.381714] dump_stack+0xf7/0x13b [ 302.385234] dump_header+0x160/0x63f [ 302.388937] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 302.394019] ? ___ratelimit+0x243/0x519 [ 302.397975] ? do_raw_spin_unlock+0x16a/0x250 [ 302.402450] oom_kill_process.cold.24+0xb/0xa1a [ 302.407104] ? out_of_memory+0x7f9/0x1030 [ 302.411232] ? lock_downgrade+0x7f0/0x7f0 [ 302.415361] out_of_memory+0x2b0/0x1030 [ 302.419424] ? oom_killer_disable+0x1a0/0x1a0 [ 302.424178] ? __alloc_pages_slowpath+0xb69/0x2650 [ 302.429095] __alloc_pages_slowpath+0x1ef3/0x2650 [ 302.433951] ? warn_alloc+0x100/0x100 [ 302.437761] ? get_page_from_freelist+0x26e/0x23b0 [ 302.442682] ? __might_sleep+0x93/0xb0 [ 302.446558] __alloc_pages_nodemask+0x60d/0x770 [ 302.451214] ? __alloc_pages_slowpath+0x2650/0x2650 [ 302.456220] ? find_get_entry+0xd7/0x5a0 [ 302.460257] ? lock_downgrade+0x7f0/0x7f0 [ 302.464384] ? radix_tree_lookup_slot+0x55/0x90 [ 302.469032] alloc_pages_current+0xd6/0x1b0 [ 302.473332] __page_cache_alloc+0x1da/0x330 [ 302.477634] pagecache_get_page+0x129/0x7c0 [ 302.481957] grab_cache_page_write_begin+0x55/0x90 [ 302.486883] ? rcu_read_lock_sched_held+0x108/0x120 [ 302.491888] ext4_da_write_begin+0x243/0xd30 [ 302.496278] ? ext4_write_begin+0x10e0/0x10e0 [ 302.500761] generic_perform_write+0x271/0x450 [ 302.505359] ? __mark_inode_dirty+0xbf5/0xe80 [ 302.509852] ? page_endio+0x430/0x430 [ 302.513769] ? file_update_time+0x22d/0x360 [ 302.518092] ? current_time+0xa0/0xa0 [ 302.521891] ? lock_acquire+0x173/0x400 [ 302.525858] ? ext4_file_write_iter+0x1db/0xe40 [ 302.530515] __generic_file_write_iter+0x201/0x580 [ 302.535426] ext4_file_write_iter+0x27a/0xe40 [ 302.539904] ? find_held_lock+0x36/0x1d0 [ 302.543947] ? ext4_file_mmap+0x260/0x260 [ 302.548076] ? trace_hardirqs_on+0x10/0x10 [ 302.552301] ? trace_hardirqs_off+0x10/0x10 [ 302.556604] __vfs_write+0x413/0x840 [ 302.560298] ? trace_hardirqs_off+0x10/0x10 [ 302.564602] ? kernel_read+0x130/0x130 [ 302.568727] ? __lock_is_held+0xb5/0x140 [ 302.572777] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 302.577511] ? __sb_start_write+0x1f3/0x2a0 [ 302.581916] vfs_write+0x150/0x4f0 [ 302.585448] SyS_write+0x100/0x250 [ 302.588973] ? SyS_read+0x250/0x250 [ 302.592581] ? do_syscall_64+0x4c/0x5b0 [ 302.596537] ? SyS_read+0x250/0x250 [ 302.600143] do_syscall_64+0x1c7/0x5b0 [ 302.604031] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 302.608857] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 302.614022] RIP: 0033:0x7f420ade31cd [ 302.617710] RSP: 002b:00007f4203ffe590 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 302.625399] RAX: ffffffffffffffda RBX: 00007f41f4025900 RCX: 00007f420ade31cd [ 302.632677] RDX: 00000000000000a7 RSI: 00007f41f4025900 RDI: 0000000000000008 [ 302.639927] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 302.647176] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f41f4025680 [ 302.654428] R13: 00007f4203ffe5b0 R14: 0000559d1ce53440 R15: 00000000000000a7 [ 302.664632] warn_alloc_show_mem: 1 callbacks suppressed [ 302.664635] Mem-Info: [ 302.686401] active_anon:6074 inactive_anon:8092 isolated_anon:0 [ 302.686401] active_file:41 inactive_file:41 isolated_file:1 [ 302.686401] unevictable:0 dirty:3 writeback:0 unstable:0 [ 302.686401] slab_reclaimable:11318 slab_unreclaimable:116605 [ 302.686401] mapped:964 shmem:8292 pagetables:455 bounce:0 [ 302.686401] free:13570 free_pcp:99 free_cma:0 [ 302.722601] Node 0 active_anon:23812kB inactive_anon:24232kB active_file:20kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3576kB dirty:4kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 302.743707] Mem-Info: [ 302.750740] Node 1 active_anon:484kB inactive_anon:8136kB active_file:144kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:80kB dirty:8kB writeback:0kB shmem:8200kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 302.755592] active_anon:6074 inactive_anon:8092 isolated_anon:0 [ 302.755592] active_file:41 inactive_file:5 isolated_file:1 [ 302.755592] unevictable:0 dirty:3 writeback:0 unstable:0 [ 302.755592] slab_reclaimable:11318 slab_unreclaimable:116605 [ 302.755592] mapped:914 shmem:8292 pagetables:455 bounce:0 [ 302.755592] free:13696 free_pcp:41 free_cma:0 [ 302.791583] Node 0 [ 302.819159] Node 0 active_anon:23812kB inactive_anon:24232kB active_file:20kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3576kB dirty:4kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 302.829563] DMA free:10388kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 302.853423] Node 1 active_anon:484kB inactive_anon:8136kB active_file:144kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:80kB dirty:8kB writeback:0kB shmem:8200kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 302.875754] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 302.906024] Node 0 [ 302.908105] Node 0 DMA32 free:17608kB min:36384kB low:45480kB high:54576kB active_anon:23808kB inactive_anon:24232kB active_file:20kB inactive_file:24kB unevictable:0kB writepending:4kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1720kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 302.910347] DMA free:10388kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 302.939339] lowmem_reserve[]: 0 0 0 0 0 [ 302.968602] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 302.969451] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 302.974924] Node 0 [ 303.000620] lowmem_reserve[]: [ 303.005154] syz-executor.2: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 303.009184] DMA32 free:17644kB min:36384kB low:45480kB high:54576kB active_anon:23808kB inactive_anon:24232kB active_file:24kB inactive_file:20kB unevictable:0kB writepending:4kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1720kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 303.031596] 0 [ 303.048636] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 303.051514] lowmem_reserve[]: 0 0 0 0 0 [ 303.059587] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 303.061961] CPU: 1 PID: 10995 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 303.088645] lowmem_reserve[]: [ 303.092697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 303.092701] Call Trace: [ 303.092713] dump_stack+0xf7/0x13b [ 303.092721] warn_alloc.cold.110+0xa2/0x1be [ 303.092729] ? zone_watermark_ok_safe+0x260/0x260 [ 303.092734] ? usleep_range+0x120/0x120 [ 303.092741] ? get_page_from_freelist+0x26e/0x23b0 [ 303.092749] ? call_timer_fn+0x570/0x570 [ 303.092763] __alloc_pages_slowpath+0x2052/0x2650 [ 303.092779] ? warn_alloc+0x100/0x100 [ 303.092785] ? get_page_from_freelist+0x26e/0x23b0 [ 303.092797] ? __might_sleep+0x93/0xb0 [ 303.092805] __alloc_pages_nodemask+0x60d/0x770 [ 303.092812] ? __alloc_pages_slowpath+0x2650/0x2650 [ 303.092821] ? wait_for_completion+0x440/0x440 [ 303.092831] alloc_pages_current+0xd6/0x1b0 [ 303.111596] 0 [ 303.115676] ion_page_pool_alloc+0x102/0x180 [ 303.120503] 0 0 [ 303.124461] ion_system_heap_allocate+0x14e/0x930 [ 303.124469] ? ion_system_heap_free+0x270/0x270 [ 303.124479] ion_alloc+0x216/0x770 [ 303.124488] ? ion_dma_buf_release+0x40/0x40 [ 303.124497] ? kasan_check_write+0x14/0x20 [ 303.124504] ion_ioctl+0xe2/0x1b6 [ 303.124509] ? ion_alloc.cold.15+0x32/0x32 [ 303.124520] do_vfs_ioctl+0x180/0xfb0 [ 303.124527] ? __fget+0x1ad/0x2f0 [ 303.124533] ? ioctl_preallocate+0x1a0/0x1a0 [ 303.124540] ? __fget+0x1ca/0x2f0 [ 303.124550] ? security_file_ioctl+0x6a/0xa0 [ 303.124556] ? SyS_clock_settime+0x1a0/0x1a0 [ 303.124560] ? security_file_ioctl+0x6a/0xa0 [ 303.124567] SyS_ioctl+0x74/0x80 [ 303.131556] 0 [ 303.133516] ? do_vfs_ioctl+0xfb0/0xfb0 [ 303.138345] 0 0 [ 303.142139] do_syscall_64+0x1c7/0x5b0 [ 303.142144] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 303.142155] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 303.142160] RIP: 0033:0x45c4a9 [ 303.142162] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 303.142168] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 303.142170] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 303.142173] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 303.142175] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 303.142177] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 303.259367] 0 [ 303.294576] 0 0 [ 303.343621] Node 1 Normal free:76080kB min:53504kB low:66880kB high:80256kB active_anon:496kB inactive_anon:8136kB active_file:436kB inactive_file:4540kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:84kB bounce:0kB free_pcp:852kB local_pcp:668kB free_cma:0kB [ 303.423888] Node 1 Normal free:98680kB min:53504kB low:66880kB high:80256kB active_anon:496kB inactive_anon:8136kB active_file:436kB inactive_file:4540kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:84kB bounce:0kB free_pcp:804kB local_pcp:184kB free_cma:0kB [ 303.466663] lowmem_reserve[]: 0 0 0 0 0 [ 303.473047] lowmem_reserve[]: 0 0 0 0 0 [ 303.477181] Node 0 DMA: 3*4kB (UM) 2*8kB (ME) 5*16kB (UME) 10*32kB (UME) 10*64kB (UME) 12*128kB (UME) 7*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 0*4096kB = 10540kB [ 303.505421] Node 0 DMA: 3*4kB (UM) 2*8kB (ME) 5*16kB (UME) 10*32kB (UME) 10*64kB (UME) 12*128kB (UME) 7*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 0*4096kB = 10540kB [ 303.515635] Node 0 [ 303.525772] Node 0 [ 303.529050] DMA32: 452*4kB [ 303.551593] DMA32: [ 303.551685] (UMEH) [ 303.554580] 471*4kB [ 303.559020] 528*8kB [ 303.559030] (UMEH) [ 303.568381] (UMEH) 468*16kB (UMEH) 190*32kB (UMEH) 564*64kB (UMEH) 31*128kB (UMEH) 11*256kB (UEH) 33*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 79376kB [ 303.590054] 622*8kB (UMEH) 493*16kB (UMEH) 197*32kB (UMEH) 566*64kB (UMEH) 37*128kB (UMEH) 12*256kB (UEH) 33*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 81980kB [ 303.612048] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 303.618566] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 303.651769] Node 1 Normal: 646*4kB (UM) 622*8kB (UM) 658*16kB (UM) 692*32kB (UM) 499*64kB (U) 163*128kB (UMH) 84*256kB (UMH) 56*512kB (UM) 15*1024kB (UH) 9*2048kB (U) 0*4096kB = 177000kB [ 303.663762] Node 1 [ 303.675245] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 303.680658] Normal: [ 303.686450] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 303.686456] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 303.696117] 755*4kB [ 303.712639] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 303.728889] (UM) 633*8kB (UM) 666*16kB (UM) 695*32kB (UM) 0*64kB 59*128kB (UMH) 89*256kB (UMH) 60*512kB (UM) 16*1024kB (UH) 12*2048kB (U) 0*4096kB = 142996kB [ 303.749706] 9580 total pagecache pages [ 303.779574] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 303.788633] 0 pages in swap cache [ 303.795065] Swap cache stats: add 0, delete 0, find 0/0 [ 303.800446] Free swap = 0kB [ 303.805302] Total swap = 0kB [ 303.808560] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 303.825980] 1965979 pages RAM [ 303.829126] 0 pages HighMem/MovableOnly [ 303.834673] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 303.851593] 335847 pages reserved [ 303.855082] 0 pages cma reserved [ 303.858446] Out of memory: Kill process 11035 (syz-executor.4) score 999 or sacrifice child [ 303.862097] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 303.912156] Killed process 11036 (syz-executor.4) total-vm:40148kB, anon-rss:128kB, file-rss:748kB, shmem-rss:0kB [ 303.915167] 9617 total pagecache pages [ 303.942191] oom_reaper: reaped process 11036 (syz-executor.4), now anon-rss:0kB, file-rss:4kB, shmem-rss:0kB [ 303.946181] 0 pages in swap cache [ 303.968134] Swap cache stats: add 0, delete 0, find 0/0 [ 303.978516] Free swap = 0kB [ 303.982562] Total swap = 0kB [ 303.985756] 1965979 pages RAM [ 303.989182] 0 pages HighMem/MovableOnly [ 303.997315] 335847 pages reserved [ 304.000905] 0 pages cma reserved [ 304.222655] IPVS: ftp: loaded support on port[0] = 21 [ 304.716549] syz-executor.0: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 304.767455] rs:main Q:Reg invoked oom-killer: gfp_mask=0x1c200ca(GFP_HIGHUSER_MOVABLE|__GFP_WRITE), nodemask=(null), order=0, oom_score_adj=0 [ 304.782252] rs:main Q:Reg cpuset=/ mems_allowed=0-1 [ 304.787375] CPU: 0 PID: 5947 Comm: rs:main Q:Reg Not tainted 4.14.175-syzkaller #0 [ 304.795074] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 304.804418] Call Trace: [ 304.806997] dump_stack+0xf7/0x13b [ 304.810521] dump_header+0x160/0x63f [ 304.814215] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 304.819302] ? ___ratelimit+0x243/0x519 [ 304.823255] ? do_raw_spin_unlock+0x16a/0x250 [ 304.827873] oom_kill_process.cold.24+0xb/0xa1a [ 304.832527] ? out_of_memory+0x7f9/0x1030 [ 304.836788] ? lock_downgrade+0x7f0/0x7f0 [ 304.840929] out_of_memory+0x2b0/0x1030 [ 304.845086] ? oom_killer_disable+0x1a0/0x1a0 [ 304.849683] ? __alloc_pages_slowpath+0xb69/0x2650 [ 304.854595] __alloc_pages_slowpath+0x1ef3/0x2650 [ 304.859461] ? warn_alloc+0x100/0x100 [ 304.863265] ? get_page_from_freelist+0x26e/0x23b0 [ 304.868183] ? __might_sleep+0x93/0xb0 [ 304.872074] __alloc_pages_nodemask+0x60d/0x770 [ 304.876732] ? __alloc_pages_slowpath+0x2650/0x2650 [ 304.881732] ? find_get_entry+0xd7/0x5a0 [ 304.885799] ? lock_downgrade+0x7f0/0x7f0 [ 304.889947] alloc_pages_current+0xd6/0x1b0 [ 304.894342] __page_cache_alloc+0x1da/0x330 [ 304.898648] pagecache_get_page+0x129/0x7c0 [ 304.902950] grab_cache_page_write_begin+0x55/0x90 [ 304.907861] ? rcu_read_lock_sched_held+0x108/0x120 [ 304.912860] ext4_da_write_begin+0x243/0xd30 [ 304.917263] ? ext4_write_begin+0x10e0/0x10e0 [ 304.921740] generic_perform_write+0x271/0x450 [ 304.926304] ? __mark_inode_dirty+0xbf5/0xe80 [ 304.930827] ? page_endio+0x430/0x430 [ 304.934686] ? file_update_time+0x22d/0x360 [ 304.939004] ? current_time+0xa0/0xa0 [ 304.942802] ? lock_acquire+0x173/0x400 [ 304.946758] ? ext4_file_write_iter+0x1db/0xe40 [ 304.951416] __generic_file_write_iter+0x201/0x580 [ 304.956327] ext4_file_write_iter+0x27a/0xe40 [ 304.960801] ? find_held_lock+0x36/0x1d0 [ 304.964872] ? ext4_file_mmap+0x260/0x260 [ 304.969005] ? trace_hardirqs_on+0x10/0x10 [ 304.973297] ? trace_hardirqs_off+0x10/0x10 [ 304.977627] __vfs_write+0x413/0x840 [ 304.981329] ? trace_hardirqs_off+0x10/0x10 [ 304.985661] ? kernel_read+0x130/0x130 [ 304.989545] ? __lock_is_held+0xb5/0x140 [ 304.993597] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 304.998337] ? __sb_start_write+0x1f3/0x2a0 [ 305.002643] vfs_write+0x150/0x4f0 [ 305.006164] SyS_write+0x100/0x250 [ 305.009681] ? SyS_read+0x250/0x250 [ 305.013287] ? do_syscall_64+0x4c/0x5b0 [ 305.017250] ? SyS_read+0x250/0x250 [ 305.020861] do_syscall_64+0x1c7/0x5b0 [ 305.024733] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.029559] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 305.034733] RIP: 0033:0x7f420ade31cd [ 305.038423] RSP: 002b:00007f4203ffe590 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 305.046123] RAX: ffffffffffffffda RBX: 00007f41f40233e0 RCX: 00007f420ade31cd [ 305.053556] RDX: 00000000000000a7 RSI: 00007f41f40233e0 RDI: 0000000000000006 [ 305.060827] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 305.068082] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f41f4023160 [ 305.075338] R13: 00007f4203ffe5b0 R14: 0000559d1ce53360 R15: 00000000000000a7 [ 305.084246] syz-executor.0 cpuset=/ mems_allowed=0-1 [ 305.085274] Mem-Info: [ 305.089396] CPU: 1 PID: 11042 Comm: syz-executor.0 Not tainted 4.14.175-syzkaller #0 [ 305.089399] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 305.089402] Call Trace: [ 305.089413] dump_stack+0xf7/0x13b [ 305.089422] warn_alloc.cold.110+0xa2/0x1be [ 305.089430] ? zone_watermark_ok_safe+0x260/0x260 [ 305.091929] active_anon:6616 inactive_anon:8092 isolated_anon:0 [ 305.091929] active_file:199 inactive_file:205 isolated_file:32 [ 305.091929] unevictable:0 dirty:0 writeback:0 unstable:0 [ 305.091929] slab_reclaimable:11318 slab_unreclaimable:116647 [ 305.091929] mapped:1292 shmem:8292 pagetables:476 bounce:0 [ 305.091929] free:13828 free_pcp:160 free_cma:0 [ 305.099719] ? __alloc_pages_direct_compact+0xc2/0x330 [ 305.099728] __alloc_pages_slowpath+0x2052/0x2650 [ 305.099741] ? trace_hardirqs_off+0x10/0x10 [ 305.099749] ? warn_alloc+0x100/0x100 [ 305.109225] Node 0 active_anon:25852kB inactive_anon:24232kB active_file:760kB inactive_file:756kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:5112kB dirty:0kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 305.111671] ? get_page_from_freelist+0x9ee/0x23b0 [ 305.111684] ? __might_sleep+0x93/0xb0 [ 305.111692] __alloc_pages_nodemask+0x60d/0x770 [ 305.111700] ? __alloc_pages_slowpath+0x2650/0x2650 [ 305.111711] ? wait_for_completion+0x440/0x440 [ 305.111720] alloc_pages_current+0xd6/0x1b0 [ 305.115265] Node 1 active_anon:612kB inactive_anon:8136kB active_file:36kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:56kB dirty:0kB writeback:0kB shmem:8200kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 305.119544] ion_page_pool_alloc+0x102/0x180 [ 305.119550] ion_system_heap_allocate+0x14e/0x930 [ 305.119560] ? ion_system_heap_free+0x270/0x270 [ 305.124449] Node 0 [ 305.157526] ion_alloc+0x216/0x770 [ 305.157536] ? ion_dma_buf_release+0x40/0x40 [ 305.157545] ? kasan_check_write+0x14/0x20 [ 305.157551] ion_ioctl+0xe2/0x1b6 [ 305.157557] ? ion_alloc.cold.15+0x32/0x32 [ 305.157567] do_vfs_ioctl+0x180/0xfb0 [ 305.157573] ? __fget+0x1ad/0x2f0 [ 305.157579] ? ioctl_preallocate+0x1a0/0x1a0 [ 305.157587] ? __fget+0x1ca/0x2f0 [ 305.157597] ? security_file_ioctl+0x6a/0xa0 [ 305.157604] ? SyS_clock_settime+0x1a0/0x1a0 [ 305.157607] ? security_file_ioctl+0x6a/0xa0 [ 305.157613] SyS_ioctl+0x74/0x80 [ 305.157618] ? do_vfs_ioctl+0xfb0/0xfb0 [ 305.157625] do_syscall_64+0x1c7/0x5b0 [ 305.157629] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 305.157640] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 305.163127] DMA free:10380kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 305.167740] RIP: 0033:0x45c4a9 [ 305.167743] RSP: 002b:00007fe3d4313c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 305.167750] RAX: ffffffffffffffda RBX: 00007fe3d43146d4 RCX: 000000000045c4a9 [ 305.167753] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 305.167755] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 305.167758] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 305.167760] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 305.179341] warn_alloc_show_mem: 1 callbacks suppressed [ 305.179344] Mem-Info: [ 305.204244] lowmem_reserve[]: [ 305.212289] active_anon:6592 inactive_anon:8092 isolated_anon:0 [ 305.212289] active_file:176 inactive_file:189 isolated_file:32 [ 305.212289] unevictable:0 dirty:0 writeback:0 unstable:0 [ 305.212289] slab_reclaimable:11318 slab_unreclaimable:116665 [ 305.212289] mapped:1258 shmem:8292 pagetables:465 bounce:0 [ 305.212289] free:13782 free_pcp:191 free_cma:0 [ 305.212723] 0 [ 305.217291] Node 0 active_anon:25848kB inactive_anon:24228kB active_file:668kB inactive_file:720kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:5032kB dirty:0kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 305.222344] 2570 2570 2570 2570 [ 305.222358] Node 0 DMA32 free:18096kB min:36384kB low:45480kB high:54576kB active_anon:25844kB inactive_anon:24228kB active_file:668kB inactive_file:720kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1720kB bounce:0kB free_pcp:504kB local_pcp:84kB free_cma:0kB [ 305.222369] lowmem_reserve[]: 0 [ 305.230277] Node 1 active_anon:520kB inactive_anon:8140kB active_file:36kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 305.231303] 0 [ 305.261326] Node 0 [ 305.262428] 0 [ 305.267258] DMA free:10380kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 305.272010] 0 [ 305.277443] lowmem_reserve[]: [ 305.277700] 0 [ 305.282173] 0 [ 305.290015] 2570 [ 305.294920] Node 0 [ 305.301840] 2570 [ 305.305890] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 305.309290] 2570 [ 305.313803] lowmem_reserve[]: 0 0 0 0 0 [ 305.313823] Node 1 Normal free:26632kB min:53504kB low:66880kB high:80256kB active_anon:520kB inactive_anon:8140kB active_file:36kB inactive_file:36kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:320kB pagetables:124kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 305.313835] lowmem_reserve[]: 0 0 0 0 0 [ 305.313853] Node 0 DMA: 1*4kB (M) 3*8kB (UME) 3*16kB (UME) 8*32kB (UME) 3*64kB (UME) 3*128kB (UME) 3*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10380kB [ 305.313914] Node 0 DMA32: 397*4kB (UMEH) 145*8kB (MEH) 41*16kB (UMEH) 9*32kB (UMEH) 5*64kB (UH) 8*128kB (UH) [ 305.321447] 2570 [ 305.323222] 4*256kB [ 305.330069] (MH) [ 305.336761] Node 0 [ 305.338804] 1*512kB [ 305.344603] DMA32 free:18096kB min:36384kB low:45480kB high:54576kB active_anon:25844kB inactive_anon:24228kB active_file:668kB inactive_file:720kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1720kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 305.373166] (M) [ 305.380770] lowmem_reserve[]: [ 305.389251] 2*1024kB [ 305.395328] 0 0 0 0 0 [ 305.395342] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 305.395353] lowmem_reserve[]: 0 0 [ 305.402663] (UM) 5*2048kB (U) [ 305.411390] 0 [ 305.418242] 0*4096kB [ 305.425861] 0 [ 305.428120] = 18860kB [ 305.523583] 0 [ 305.523593] Node 1 Normal free:26732kB min:53504kB low:66880kB high:80256kB active_anon:520kB inactive_anon:8140kB active_file:36kB inactive_file:36kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:320kB pagetables:124kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 305.523606] lowmem_reserve[]: [ 305.527158] Node 0 [ 305.559830] 0 [ 305.585425] Normal: [ 305.666008] 0 [ 305.797779] 0*4kB [ 305.823748] syz-executor.4: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 305.841406] syz-executor.4: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 305.861414] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 305.884169] 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 305.901076] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 305.907356] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 305.929178] 0 0 0 [ 305.929206] syz-executor.4 cpuset= [ 305.933608] Node 0 [ 305.937109] CPU: 0 PID: 11036 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 305.937149] DMA: [ 305.939828] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 305.947740] 1*4kB [ 305.949731] Call Trace: [ 305.959090] (M) [ 305.961208] dump_stack+0xf7/0x13b [ 305.963778] 3*8kB [ 305.965725] warn_alloc.cold.110+0xa2/0x1be [ 305.969236] (UME) [ 305.971369] ? zone_watermark_ok_safe+0x260/0x260 [ 305.971375] ? usleep_range+0x120/0x120 [ 305.971382] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 305.971391] ? call_timer_fn+0x570/0x570 [ 305.975695] 3*16kB [ 305.977829] ? unreserve_highatomic_pageblock+0x315/0x450 [ 305.982664] (UME) [ 305.986607] __alloc_pages_slowpath+0x2052/0x2650 [ 305.991693] 8*32kB [ 305.995729] ? warn_alloc+0x100/0x100 [ 305.997933] (UME) [ 306.003450] ? get_page_from_freelist+0x26e/0x23b0 [ 306.003464] ? __might_sleep+0x93/0xb0 [ 306.003472] __alloc_pages_nodemask+0x60d/0x770 [ 306.005608] 3*64kB [ 306.010435] ? __alloc_pages_slowpath+0x2650/0x2650 [ 306.012665] (UME) [ 306.016430] ? wait_for_completion+0x440/0x440 [ 306.018556] 3*128kB [ 306.023465] alloc_pages_current+0xd6/0x1b0 [ 306.023473] ion_page_pool_alloc+0x102/0x180 [ 306.023480] ion_system_heap_allocate+0x14e/0x930 [ 306.027339] (UME) [ 306.031990] ? ion_system_heap_free+0x270/0x270 [ 306.032001] ion_alloc+0x216/0x770 [ 306.032010] ? ion_dma_buf_release+0x40/0x40 [ 306.034221] 3*256kB [ 306.039219] ? kasan_check_write+0x14/0x20 [ 306.041370] (UME) [ 306.046045] ion_ioctl+0xe2/0x1b6 [ 306.048358] 3*512kB [ 306.052664] ? ion_alloc.cold.15+0x32/0x32 [ 306.052675] do_vfs_ioctl+0x180/0xfb0 [ 306.052680] ? __fget+0x1ad/0x2f0 [ 306.052686] ? ioctl_preallocate+0x1a0/0x1a0 [ 306.052693] ? __fget+0x1ca/0x2f0 [ 306.052703] ? security_file_ioctl+0x6a/0xa0 [ 306.052712] ? SyS_clock_settime+0x1a0/0x1a0 [ 306.057106] (UME) [ 306.062120] ? security_file_ioctl+0x6a/0xa0 [ 306.062136] SyS_ioctl+0x74/0x80 [ 306.062142] ? do_vfs_ioctl+0xfb0/0xfb0 [ 306.062148] do_syscall_64+0x1c7/0x5b0 [ 306.062152] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 306.062162] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 306.062168] RIP: 0033:0x45c4a9 [ 306.064299] 3*1024kB [ 306.068945] RSP: 002b:00007f67c2a91c78 EFLAGS: 00000246 [ 306.072490] (UME) [ 306.076852] ORIG_RAX: 0000000000000010 [ 306.079152] 2*2048kB [ 306.083370] RAX: ffffffffffffffda RBX: 00007f67c2a926d4 RCX: 000000000045c4a9 [ 306.083373] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 306.083376] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 306.083378] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 306.083381] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 306.092610] CPU: 0 PID: 10995 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 306.111374] (UE) [ 306.114945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 306.119355] 0*4096kB [ 306.121493] Call Trace: [ 306.121508] dump_stack+0xf7/0x13b [ 306.121517] warn_alloc.cold.110+0xa2/0x1be [ 306.121524] ? zone_watermark_ok_safe+0x260/0x260 [ 306.121540] ? __alloc_pages_direct_compact+0xc2/0x330 [ 306.125948] / [ 306.129312] __alloc_pages_slowpath+0x2052/0x2650 [ 306.141358] mems_allowed=0-1 [ 306.142076] ? trace_hardirqs_off+0x10/0x10 [ 306.161375] = 10380kB [ 306.164256] ? warn_alloc+0x100/0x100 [ 306.166700] Node 0 DMA32: 679*4kB (UME) 151*8kB (UME) 44*16kB (UME) 11*32kB (UME) 2*64kB (UM) 2*128kB (UM) 5*256kB [ 306.174026] ? get_page_from_freelist+0x9ee/0x23b0 [ 306.174042] ? __might_sleep+0x93/0xb0 [ 306.174050] __alloc_pages_nodemask+0x60d/0x770 [ 306.174058] ? __alloc_pages_slowpath+0x2650/0x2650 [ 306.174068] ? wait_for_completion+0x440/0x440 [ 306.215815] (UM) [ 306.222357] alloc_pages_current+0xd6/0x1b0 [ 306.222369] ion_page_pool_alloc+0x102/0x180 [ 306.251337] 1*512kB [ 306.251786] ion_system_heap_allocate+0x14e/0x930 [ 306.254875] (M) [ 306.259180] ? do_raw_spin_unlock+0x16a/0x250 [ 306.281331] 1*1024kB [ 306.284660] ? ion_system_heap_free+0x270/0x270 [ 306.289304] (M) [ 306.294304] ion_alloc+0x27f/0x770 [ 306.294315] ? ion_dma_buf_release+0x40/0x40 [ 306.294328] ? kasan_check_write+0x14/0x20 [ 306.331332] 5*2048kB [ 306.332285] ion_ioctl+0xe2/0x1b6 [ 306.335802] (U) [ 306.340239] ? ion_alloc.cold.15+0x32/0x32 [ 306.356480] do_vfs_ioctl+0x180/0xfb0 [ 306.360306] ? __fget+0x1ad/0x2f0 [ 306.363745] ? ioctl_preallocate+0x1a0/0x1a0 [ 306.368145] ? __fget+0x1ca/0x2f0 [ 306.371325] 0*4096kB = 18420kB [ 306.371586] ? security_file_ioctl+0x6a/0xa0 [ 306.374759] Node 0 [ 306.379148] ? SyS_clock_settime+0x1a0/0x1a0 [ 306.379153] ? security_file_ioctl+0x6a/0xa0 [ 306.390173] SyS_ioctl+0x74/0x80 [ 306.393528] ? do_vfs_ioctl+0xfb0/0xfb0 [ 306.397496] do_syscall_64+0x1c7/0x5b0 [ 306.401321] Normal: [ 306.401360] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 306.401369] 0*4kB [ 306.403669] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 306.408484] 0*8kB [ 306.410614] RIP: 0033:0x45c4a9 [ 306.421088] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 306.428781] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 306.436038] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 306.441321] 0*16kB [ 306.443304] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 306.443308] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 306.445534] 0*32kB [ 306.452786] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 306.473013] CPU: 1 PID: 11037 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 306.479609] Node 1 [ 306.480903] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 306.480907] Normal: [ 306.483125] Call Trace: [ 306.483137] dump_stack+0xf7/0x13b [ 306.483145] warn_alloc.cold.110+0xa2/0x1be [ 306.483152] ? zone_watermark_ok_safe+0x260/0x260 [ 306.483166] ? __alloc_pages_direct_compact+0xc2/0x330 [ 306.483174] __alloc_pages_slowpath+0x2052/0x2650 [ 306.483187] ? trace_hardirqs_off+0x10/0x10 [ 306.483196] ? warn_alloc+0x100/0x100 [ 306.483204] ? get_page_from_freelist+0x9ee/0x23b0 [ 306.483217] ? __might_sleep+0x93/0xb0 [ 306.483309] __alloc_pages_nodemask+0x60d/0x770 [ 306.506771] 24*4kB [ 306.510204] ? retint_kernel+0x2d/0x2d [ 306.520838] (M) [ 306.524617] ? __alloc_pages_slowpath+0x2650/0x2650 [ 306.524627] ? wait_for_completion+0x440/0x440 [ 306.524635] alloc_pages_current+0xd6/0x1b0 [ 306.524645] ion_page_pool_alloc+0x102/0x180 [ 306.524650] ion_system_heap_allocate+0x14e/0x930 [ 306.524658] ? ion_system_heap_free+0x270/0x270 [ 306.524669] ion_alloc+0x216/0x770 [ 306.524679] ? ion_dma_buf_release+0x40/0x40 [ 306.524688] ? kasan_check_write+0x14/0x20 [ 306.524695] ion_ioctl+0xe2/0x1b6 [ 306.524701] ? ion_alloc.cold.15+0x32/0x32 [ 306.524713] do_vfs_ioctl+0x180/0xfb0 [ 306.524718] ? __fget+0x1ad/0x2f0 [ 306.524725] ? ioctl_preallocate+0x1a0/0x1a0 [ 306.524732] ? __fget+0x1ca/0x2f0 [ 306.524743] ? security_file_ioctl+0x6a/0xa0 [ 306.540017] 20*8kB [ 306.541970] ? SyS_clock_settime+0x1a0/0x1a0 [ 306.541976] ? security_file_ioctl+0x6a/0xa0 [ 306.541985] SyS_ioctl+0x74/0x80 [ 306.541991] ? do_vfs_ioctl+0xfb0/0xfb0 [ 306.541998] do_syscall_64+0x1c7/0x5b0 [ 306.542003] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 306.542014] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 306.542019] RIP: 0033:0x45c4a9 [ 306.542022] RSP: 002b:00007f67c2a70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 306.542029] RAX: ffffffffffffffda RBX: 00007f67c2a716d4 RCX: 000000000045c4a9 [ 306.544249] (M) [ 306.548112] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 306.548115] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 306.550069] 16*16kB [ 306.555067] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 306.555070] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 306.583341] 0*64kB [ 306.605030] Mem-Info: [ 306.634870] 0*128kB [ 306.643506] active_anon:6592 inactive_anon:8092 isolated_anon:0 [ 306.643506] active_file:12 inactive_file:15 isolated_file:0 [ 306.643506] unevictable:0 dirty:0 writeback:0 unstable:0 [ 306.643506] slab_reclaimable:11318 slab_unreclaimable:116664 [ 306.643506] mapped:920 shmem:8292 pagetables:465 bounce:0 [ 306.643506] free:13896 free_pcp:0 free_cma:0 [ 306.651311] 0*256kB [ 306.660507] (M) [ 306.681354] 0*512kB [ 306.694157] Node 0 active_anon:25848kB inactive_anon:24228kB active_file:12kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3680kB dirty:0kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 306.711350] 0*1024kB [ 306.745285] 21*32kB [ 306.781398] syz-executor.4: [ 306.782757] Node 1 active_anon:520kB inactive_anon:8140kB active_file:36kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 306.783732] page allocation failure: order:0 [ 306.786740] Node 0 [ 306.821328] (UM) 18*64kB (M) 5*128kB (UM) 5*256kB (UM) 2*512kB (UM) 3*1024kB (UM) 1*2048kB (U) 4*4096kB (UM) = 26784kB [ 306.831303] 0*2048kB 0*4096kB = 0kB [ 306.837737] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 306.846970] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 306.848325] Node 1 [ 306.855655] DMA free:10380kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 306.881298] Normal: 25*4kB (UM) 20*8kB (M) 16*16kB (M) 21*32kB (UM) 18*64kB (M) 4*128kB (UM) 5*256kB (UM) 2*512kB (UM) 3*1024kB (UM) 1*2048kB (U) 4*4096kB (UM) = 26660kB [ 306.883635] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 306.907823] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 306.916450] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 306.921523] Node 0 DMA32 free:18172kB min:36384kB low:45480kB high:54576kB active_anon:25844kB inactive_anon:24228kB active_file:12kB inactive_file:24kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1720kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 306.930045] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 306.950385] 8319 total pagecache pages [ 306.950395] 0 pages in swap cache [ 306.950398] Swap cache stats: add 0, delete 0, find 0/0 [ 306.950401] Free swap = 0kB [ 306.950403] Total swap = 0kB [ 306.950409] 1965979 pages RAM [ 306.950412] 0 pages HighMem/MovableOnly [ 306.950414] 335847 pages reserved [ 306.950416] 0 pages cma reserved [ 306.950422] Out of memory: Kill process 11041 (syz-executor.0) score 1000 or sacrifice child [ 306.950456] Killed process 11041 (syz-executor.0) total-vm:40020kB, anon-rss:2136kB, file-rss:0kB, shmem-rss:0kB [ 306.950698] lowmem_reserve[]: [ 306.981872] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 307.013265] oom_reaper: reaped process 11041 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 307.013283] 0 [ 307.024495] systemd-journal invoked oom-killer: gfp_mask=0x14040c0(GFP_KERNEL|__GFP_COMP), nodemask= [ 307.034071] 0 0 0 0 [ 307.045807] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 307.071287] (null) [ 307.076117] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 307.076920] (null), order=1, oom_score_adj=0 [ 307.086395] systemd-journal cpuset=/ mems_allowed=0-1 [ 307.094148] CPU: 0 PID: 10468 Comm: systemd-journal Not tainted 4.14.175-syzkaller #0 [ 307.102574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 307.112979] Call Trace: [ 307.115648] dump_stack+0xf7/0x13b [ 307.119325] dump_header+0x160/0x63f [ 307.121303] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 307.123072] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 307.137331] ? ___ratelimit+0x243/0x519 [ 307.141295] ? do_raw_spin_unlock+0x16a/0x250 [ 307.145785] oom_kill_process.cold.24+0xb/0xa1a [ 307.150458] ? out_of_memory+0x7f9/0x1030 [ 307.154609] ? lock_downgrade+0x7f0/0x7f0 [ 307.158746] out_of_memory+0x2b0/0x1030 [ 307.161278] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 307.163140] ? oom_killer_disable+0x1a0/0x1a0 [ 307.176750] ? __alloc_pages_slowpath+0xb69/0x2650 [ 307.181931] __alloc_pages_slowpath+0x1ef3/0x2650 [ 307.186924] ? warn_alloc+0x100/0x100 [ 307.190719] ? get_page_from_freelist+0x9ee/0x23b0 [ 307.191306] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 307.195660] ? __might_sleep+0x93/0xb0 [ 307.195671] __alloc_pages_nodemask+0x60d/0x770 [ 307.212947] ? __alloc_pages_slowpath+0x2650/0x2650 [ 307.218142] ? __alloc_pages_nodemask+0x61a/0x770 [ 307.222976] ? cache_grow_begin+0x331/0x3f0 [ 307.231303] 8319 total pagecache pages [ 307.232116] cache_grow_begin+0x80/0x3f0 [ 307.235998] 0 pages in swap cache [ 307.240397] fallback_alloc+0x203/0x2c0 [ 307.248131] ____cache_alloc_node+0x1c7/0x1e0 [ 307.252620] kmem_cache_alloc+0x1f8/0x790 [ 307.256868] getname_flags+0xb8/0x520 [ 307.260701] user_path_at_empty+0x1e/0x40 [ 307.264861] SyS_access+0x225/0x610 [ 307.268744] ? SyS_faccessat+0x610/0x610 [ 307.271276] Swap cache stats: add 0, delete 0, find 0/0 [ 307.272807] ? SyS_faccessat+0x610/0x610 [ 307.278274] Free swap = 0kB [ 307.282595] do_syscall_64+0x1c7/0x5b0 [ 307.282600] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 307.282611] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 307.282616] RIP: 0033:0x7f6ff4eb29c7 [ 307.282620] RSP: 002b:00007fff9d4cd1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000015 [ 307.305659] Total swap = 0kB [ 307.312038] RAX: ffffffffffffffda RBX: 00007fff9d4d0220 RCX: 00007f6ff4eb29c7 [ 307.312041] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000055f7facc49a3 [ 307.312044] RBP: 00007fff9d4cd340 R08: 000055f7facba3e5 R09: 0000000000000018 [ 307.312046] R10: 0000000000000069 R11: 0000000000000246 R12: 0000000000000000 [ 307.312049] R13: 0000000000000000 R14: 000055f7fb394eb0 R15: 00007fff9d4cd830 [ 307.314115] lowmem_reserve[]: [ 307.332458] CPU: 1 PID: 11037 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 307.339769] 0 [ 307.345321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 307.345325] Call Trace: [ 307.345337] dump_stack+0xf7/0x13b [ 307.345346] warn_alloc.cold.110+0xa2/0x1be [ 307.345354] ? zone_watermark_ok_safe+0x260/0x260 [ 307.355383] 0 [ 307.356578] ? usleep_range+0x120/0x120 [ 307.365338] 0 [ 307.367126] ? rcu_read_lock_sched_held+0x108/0x120 [ 307.382186] 0 [ 307.382902] ? call_timer_fn+0x570/0x570 [ 307.387660] 0 [ 307.393280] __alloc_pages_slowpath+0x2052/0x2650 [ 307.393297] ? warn_alloc+0x100/0x100 [ 307.393304] ? get_page_from_freelist+0x26e/0x23b0 [ 307.393316] ? __might_sleep+0x93/0xb0 [ 307.393323] __alloc_pages_nodemask+0x60d/0x770 [ 307.393329] ? retint_kernel+0x2d/0x2d [ 307.393336] ? __alloc_pages_slowpath+0x2650/0x2650 [ 307.410059] Node 1 [ 307.412742] ? wait_for_completion+0x440/0x440 [ 307.412752] alloc_pages_current+0xd6/0x1b0 [ 307.412762] ion_page_pool_alloc+0x102/0x180 [ 307.412767] ion_system_heap_allocate+0x14e/0x930 [ 307.412777] ? ion_system_heap_free+0x270/0x270 [ 307.414598] Normal free:26644kB min:53504kB low:66880kB high:80256kB active_anon:456kB inactive_anon:8140kB active_file:36kB inactive_file:36kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:256kB pagetables:120kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 307.419681] ion_alloc+0x216/0x770 [ 307.426288] syz-executor.2: [ 307.429277] ? ion_dma_buf_release+0x40/0x40 [ 307.433287] lowmem_reserve[]: [ 307.437908] ? kasan_check_write+0x14/0x20 [ 307.444284] page allocation failure: order:0 [ 307.448205] ion_ioctl+0xe2/0x1b6 [ 307.450685] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 307.455795] ? ion_alloc.cold.15+0x32/0x32 [ 307.455806] do_vfs_ioctl+0x180/0xfb0 [ 307.455811] ? __fget+0x1ad/0x2f0 [ 307.455817] ? ioctl_preallocate+0x1a0/0x1a0 [ 307.455825] ? __fget+0x1ca/0x2f0 [ 307.455835] ? security_file_ioctl+0x6a/0xa0 [ 307.455843] ? SyS_clock_settime+0x1a0/0x1a0 [ 307.460374] 0 [ 307.464770] ? security_file_ioctl+0x6a/0xa0 [ 307.464777] SyS_ioctl+0x74/0x80 [ 307.464782] ? do_vfs_ioctl+0xfb0/0xfb0 [ 307.464789] do_syscall_64+0x1c7/0x5b0 [ 307.464793] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 307.464803] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 307.464808] RIP: 0033:0x45c4a9 [ 307.464810] RSP: 002b:00007f67c2a70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 307.464816] RAX: ffffffffffffffda RBX: 00007f67c2a716d4 RCX: 000000000045c4a9 [ 307.464819] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 307.464821] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 307.464824] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 307.464827] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 307.481393] 1965979 pages RAM [ 307.507667] syz-executor.2 cpuset= [ 307.565976] 0 pages HighMem/MovableOnly [ 307.576354] 0 [ 307.592405] 335847 pages reserved [ 307.597429] 0 [ 307.601127] 0 pages cma reserved [ 307.602162] / mems_allowed=0-1 [ 307.602178] CPU: 0 PID: 10995 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 307.602181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 307.602183] Call Trace: [ 307.602196] dump_stack+0xf7/0x13b [ 307.602205] warn_alloc.cold.110+0xa2/0x1be [ 307.602212] ? zone_watermark_ok_safe+0x260/0x260 [ 307.602218] ? usleep_range+0x120/0x120 [ 307.602226] ? rcu_read_lock_sched_held+0x108/0x120 [ 307.602234] ? call_timer_fn+0x570/0x570 [ 307.720875] __alloc_pages_slowpath+0x2052/0x2650 [ 307.725812] ? warn_alloc+0x100/0x100 [ 307.729607] ? get_page_from_freelist+0x26e/0x23b0 [ 307.734534] ? __might_sleep+0x93/0xb0 [ 307.738512] __alloc_pages_nodemask+0x60d/0x770 [ 307.743703] ? __alloc_pages_slowpath+0x2650/0x2650 [ 307.748713] ? wait_for_completion+0x440/0x440 [ 307.753749] alloc_pages_current+0xd6/0x1b0 [ 307.758183] ion_page_pool_alloc+0x102/0x180 [ 307.762602] ion_system_heap_allocate+0x14e/0x930 [ 307.768443] ? do_raw_spin_unlock+0x16a/0x250 [ 307.773429] ? ion_system_heap_free+0x270/0x270 [ 307.778112] ion_alloc+0x27f/0x770 [ 307.782005] ? ion_dma_buf_release+0x40/0x40 [ 307.786682] ? kasan_check_write+0x14/0x20 [ 307.791300] ion_ioctl+0xe2/0x1b6 [ 307.794755] ? ion_alloc.cold.15+0x32/0x32 [ 307.799082] do_vfs_ioctl+0x180/0xfb0 [ 307.801980] syz-executor.4: [ 307.802885] ? __fget+0x1ad/0x2f0 [ 307.802888] page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 307.806264] ? ioctl_preallocate+0x1a0/0x1a0 [ 307.810003] (null) [ 307.819907] ? __fget+0x1ca/0x2f0 [ 307.819918] ? security_file_ioctl+0x6a/0xa0 [ 307.819925] ? SyS_clock_settime+0x1a0/0x1a0 [ 307.819928] ? security_file_ioctl+0x6a/0xa0 [ 307.819934] SyS_ioctl+0x74/0x80 [ 307.819940] ? do_vfs_ioctl+0xfb0/0xfb0 [ 307.819949] do_syscall_64+0x1c7/0x5b0 [ 307.841234] syz-executor.4 cpuset= [ 307.843932] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 307.847289] / [ 307.851443] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 307.870772] RIP: 0033:0x45c4a9 [ 307.871260] mems_allowed=0-1 [ 307.873962] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 307.884760] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 307.892031] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 307.899285] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 307.906539] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 307.913802] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 307.921065] CPU: 1 PID: 11037 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 307.924961] 0 [ 307.928944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 307.928949] 0 [ 307.930729] Call Trace: [ 307.942046] dump_stack+0xf7/0x13b [ 307.942055] warn_alloc.cold.110+0xa2/0x1be [ 307.942062] ? zone_watermark_ok_safe+0x260/0x260 [ 307.942080] ? __alloc_pages_direct_compact+0xc2/0x330 [ 307.948403] Node 0 [ 307.952483] __alloc_pages_slowpath+0x2052/0x2650 [ 307.952497] ? trace_hardirqs_off+0x10/0x10 [ 307.952505] ? warn_alloc+0x100/0x100 [ 307.952512] ? get_page_from_freelist+0x9ee/0x23b0 [ 307.952524] ? __might_sleep+0x93/0xb0 [ 307.952531] __alloc_pages_nodemask+0x60d/0x770 [ 307.957365] DMA: [ 307.962620] ? retint_kernel+0x2d/0x2d [ 307.962628] ? __alloc_pages_slowpath+0x2650/0x2650 [ 307.962636] ? wait_for_completion+0x440/0x440 [ 307.962645] alloc_pages_current+0xd6/0x1b0 [ 307.962655] ion_page_pool_alloc+0x102/0x180 [ 307.962661] ion_system_heap_allocate+0x14e/0x930 [ 307.962668] ? do_raw_spin_unlock+0x16a/0x250 [ 307.968561] 1*4kB [ 307.969709] ? ion_system_heap_free+0x270/0x270 [ 307.974056] (M) [ 307.977798] ion_alloc+0x27f/0x770 [ 307.986332] 3*8kB [ 307.986582] ? ion_dma_buf_release+0x40/0x40 [ 307.991280] Mem-Info: [ 307.993282] ? kasan_check_write+0x14/0x20 [ 307.997154] active_anon:6061 inactive_anon:8092 isolated_anon:0 [ 307.997154] active_file:14 inactive_file:13 isolated_file:0 [ 307.997154] unevictable:0 dirty:0 writeback:0 unstable:0 [ 307.997154] slab_reclaimable:11318 slab_unreclaimable:116664 [ 307.997154] mapped:920 shmem:8292 pagetables:464 bounce:0 [ 307.997154] free:13806 free_pcp:93 free_cma:0 [ 308.002144] ion_ioctl+0xe2/0x1b6 [ 308.002150] ? ion_alloc.cold.15+0x32/0x32 [ 308.002160] do_vfs_ioctl+0x180/0xfb0 [ 308.002165] ? __fget+0x1ad/0x2f0 [ 308.002171] ? ioctl_preallocate+0x1a0/0x1a0 [ 308.002179] ? __fget+0x1ca/0x2f0 [ 308.002190] ? security_file_ioctl+0x6a/0xa0 [ 308.002198] ? SyS_clock_settime+0x1a0/0x1a0 [ 308.010128] (UME) [ 308.011082] ? security_file_ioctl+0x6a/0xa0 [ 308.015939] 3*16kB [ 308.020309] SyS_ioctl+0x74/0x80 [ 308.026872] Node 0 active_anon:23788kB inactive_anon:24228kB active_file:20kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3680kB dirty:0kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 308.026942] ? do_vfs_ioctl+0xfb0/0xfb0 [ 308.033559] Node 1 active_anon:456kB inactive_anon:8140kB active_file:40kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 308.033563] Node 0 [ 308.037146] do_syscall_64+0x1c7/0x5b0 [ 308.037172] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 308.037183] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 308.039329] DMA free:10380kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 308.043729] RIP: 0033:0x45c4a9 [ 308.043733] RSP: 002b:00007f67c2a70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 308.043739] RAX: ffffffffffffffda RBX: 00007f67c2a716d4 RCX: 000000000045c4a9 [ 308.043741] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 308.043744] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 308.043747] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 308.043749] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 308.051825] syz-executor.0: [ 308.092309] (UME) [ 308.141219] page allocation failure: order:0 [ 308.169355] lowmem_reserve[]: [ 308.236330] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 308.245295] 8*32kB [ 308.263143] (null) [ 308.273592] (UME) 3*64kB (UME) 3*128kB (UME) 3*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10380kB [ 308.308975] syz-executor.0 cpuset= [ 308.317037] Node 0 [ 308.317536] / [ 308.320566] DMA32: [ 308.331081] 0 2570 2570 2570 2570 [ 308.336916] Node 0 DMA32 free:18104kB min:36384kB low:45480kB high:54576kB active_anon:23784kB inactive_anon:24228kB active_file:16kB inactive_file:20kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1720kB bounce:0kB free_pcp:244kB local_pcp:120kB free_cma:0kB [ 308.341204] mems_allowed=0-1 [ 308.371759] 302*4kB (ME) 150*8kB (ME) 41*16kB (UME) 8*32kB (ME) 1*64kB (M) 1*128kB (M) 3*256kB (UM) 1*512kB (M) 1*1024kB (M) 6*2048kB (UM) 0*4096kB = 18104kB [ 308.390373] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 308.391209] warn_alloc_show_mem: 3 callbacks suppressed [ 308.391211] Mem-Info: [ 308.406486] Node 1 Normal: 22*4kB (M) 20*8kB (UM) 13*16kB (M) 20*32kB (UM) 15*64kB (M) 1*128kB (M) 2*256kB (M) 3*512kB (UM) 2*1024kB (M) 2*2048kB (U) 4*4096kB (UM) = 26760kB [ 308.406546] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 308.406549] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 308.406553] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 308.406557] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 308.406559] 8319 total pagecache pages [ 308.406567] 0 pages in swap cache [ 308.406570] Swap cache stats: add 0, delete 0, find 0/0 [ 308.406574] Free swap = 0kB [ 308.421203] CPU: 1 PID: 11042 Comm: syz-executor.0 Not tainted 4.14.175-syzkaller #0 [ 308.430042] lowmem_reserve[]: [ 308.433384] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 308.433388] Call Trace: [ 308.433403] dump_stack+0xf7/0x13b [ 308.433411] warn_alloc.cold.110+0xa2/0x1be [ 308.433419] ? zone_watermark_ok_safe+0x260/0x260 [ 308.433429] ? usleep_range+0x120/0x120 [ 308.433435] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 308.447386] 0 [ 308.450822] ? call_timer_fn+0x570/0x570 [ 308.459427] Total swap = 0kB [ 308.463256] ? unreserve_highatomic_pageblock+0x315/0x450 [ 308.463268] __alloc_pages_slowpath+0x2052/0x2650 [ 308.463285] ? warn_alloc+0x100/0x100 [ 308.463292] ? get_page_from_freelist+0x26e/0x23b0 [ 308.463306] ? __might_sleep+0x93/0xb0 [ 308.463314] __alloc_pages_nodemask+0x60d/0x770 [ 308.472230] 1965979 pages RAM [ 308.475107] ? __alloc_pages_slowpath+0x2650/0x2650 [ 308.484792] 0 [ 308.486053] ? wait_for_completion+0x440/0x440 [ 308.498998] 0 pages HighMem/MovableOnly [ 308.501561] alloc_pages_current+0xd6/0x1b0 [ 308.501571] ion_page_pool_alloc+0x102/0x180 [ 308.501577] ion_system_heap_allocate+0x14e/0x930 [ 308.501586] ? ion_system_heap_free+0x270/0x270 [ 308.501595] ion_alloc+0x216/0x770 [ 308.501604] ? ion_dma_buf_release+0x40/0x40 [ 308.501611] ? kasan_check_write+0x14/0x20 [ 308.501618] ion_ioctl+0xe2/0x1b6 [ 308.501623] ? ion_alloc.cold.15+0x32/0x32 [ 308.501634] do_vfs_ioctl+0x180/0xfb0 [ 308.501640] ? __fget+0x1ad/0x2f0 [ 308.501659] ? ioctl_preallocate+0x1a0/0x1a0 [ 308.501668] ? __fget+0x1ca/0x2f0 [ 308.501677] ? security_file_ioctl+0x6a/0xa0 [ 308.501683] ? SyS_clock_settime+0x1a0/0x1a0 [ 308.501687] ? security_file_ioctl+0x6a/0xa0 [ 308.501694] SyS_ioctl+0x74/0x80 [ 308.501699] ? do_vfs_ioctl+0xfb0/0xfb0 [ 308.501706] do_syscall_64+0x1c7/0x5b0 [ 308.501710] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 308.501720] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 308.501726] RIP: 0033:0x45c4a9 [ 308.501729] RSP: 002b:00007fe3d4313c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 308.501735] RAX: ffffffffffffffda RBX: 00007fe3d43146d4 RCX: 000000000045c4a9 [ 308.501738] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 308.501741] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 308.501744] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 308.501747] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 308.521208] active_anon:6061 inactive_anon:8092 isolated_anon:0 [ 308.521208] active_file:13 inactive_file:14 isolated_file:0 [ 308.521208] unevictable:0 dirty:0 writeback:0 unstable:0 [ 308.521208] slab_reclaimable:11318 slab_unreclaimable:116660 [ 308.521208] mapped:920 shmem:8292 pagetables:464 bounce:0 [ 308.521208] free:13811 free_pcp:91 free_cma:0 [ 308.527199] 0 [ 308.528830] Node 0 active_anon:23788kB inactive_anon:24228kB active_file:16kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3680kB dirty:0kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 308.534383] 0 0 [ 308.534390] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 308.534401] lowmem_reserve[]: 0 0 0 0 0 [ 308.534416] Node 1 Normal free:26760kB min:53504kB low:66880kB high:80256kB active_anon:456kB inactive_anon:8140kB active_file:36kB inactive_file:36kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:256kB pagetables:120kB bounce:0kB free_pcp:124kB local_pcp:120kB free_cma:0kB [ 308.534426] lowmem_reserve[]: 0 0 0 0 0 [ 308.534441] Node 0 DMA: 1*4kB (M) 3*8kB (UME) 3*16kB (UME) 8*32kB (UME) 3*64kB (UME) 3*128kB [ 308.552695] Node 1 active_anon:456kB inactive_anon:8140kB active_file:36kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 308.562150] 335847 pages reserved [ 308.590164] Node 0 [ 308.598957] (UME) [ 308.621208] DMA free:10380kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 308.630587] 0 pages cma reserved [ 308.651204] lowmem_reserve[]: [ 308.658977] 3*256kB [ 308.681185] 0 [ 308.718819] (UME) [ 308.819335] 2570 [ 308.953325] 3*512kB (UME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10380kB [ 308.971644] Node 0 DMA32: 2053*4kB (UE) 1235*8kB (UME) 766*16kB (UME) 711*32kB (UME) 2*64kB (U) 2*128kB (U) 3*256kB (U) 2*512kB (U) 7*1024kB (U) 0*2048kB 0*4096kB = 62444kB [ 308.997568] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 309.022579] Node 1 Normal: 726*4kB (UM) 670*8kB (UM) 292*16kB (U) 10*32kB (U) 9*64kB (UM) 1*128kB (M) 3*256kB (UM) 2*512kB (M) 2*1024kB (M) 0*2048kB 3*4096kB (UM) = 30088kB [ 309.061722] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 309.070603] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 309.079485] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 309.131178] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 309.139791] 8995 total pagecache pages [ 309.161191] 0 pages in swap cache [ 309.164675] Swap cache stats: add 0, delete 0, find 0/0 [ 309.170038] Free swap = 0kB [ 309.185379] 2570 2570 2570 [ 309.188350] Node 0 DMA32 free:54140kB min:36384kB low:45480kB high:54576kB active_anon:23784kB inactive_anon:24228kB active_file:16kB inactive_file:1192kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1720kB bounce:0kB free_pcp:1292kB local_pcp:672kB free_cma:0kB [ 309.197038] Total swap = 0kB [ 309.261501] syz-executor.4: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 309.268125] syz-executor.0: [ 309.281685] 1965979 pages RAM [ 309.282236] page allocation failure: order:4 [ 309.286611] 0 pages HighMem/MovableOnly [ 309.287820] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 309.287827] syz-executor.0 cpuset=/ mems_allowed=0-1 [ 309.287843] CPU: 1 PID: 11042 Comm: syz-executor.0 Not tainted 4.14.175-syzkaller #0 [ 309.287846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 309.287850] Call Trace: [ 309.287860] dump_stack+0xf7/0x13b [ 309.287870] warn_alloc.cold.110+0xa2/0x1be [ 309.297060] syz-executor.4 cpuset= [ 309.303842] ? zone_watermark_ok_safe+0x260/0x260 [ 309.303857] ? __alloc_pages_direct_compact+0xc2/0x330 [ 309.303865] __alloc_pages_slowpath+0x2052/0x2650 [ 309.303877] ? trace_hardirqs_off+0x10/0x10 [ 309.303884] ? warn_alloc+0x100/0x100 [ 309.303891] ? get_page_from_freelist+0x9ee/0x23b0 [ 309.303904] ? __might_sleep+0x93/0xb0 [ 309.303911] __alloc_pages_nodemask+0x60d/0x770 [ 309.303919] ? __alloc_pages_slowpath+0x2650/0x2650 [ 309.309982] 335847 pages reserved [ 309.316885] ? wait_for_completion+0x440/0x440 [ 309.316895] alloc_pages_current+0xd6/0x1b0 [ 309.316905] ion_page_pool_alloc+0x102/0x180 [ 309.316910] ion_system_heap_allocate+0x14e/0x930 [ 309.316916] ? do_raw_spin_unlock+0x16a/0x250 [ 309.316922] ? ion_system_heap_free+0x270/0x270 [ 309.316931] ion_alloc+0x27f/0x770 [ 309.316939] ? ion_dma_buf_release+0x40/0x40 [ 309.316948] ? kasan_check_write+0x14/0x20 [ 309.326597] / [ 309.328879] ion_ioctl+0xe2/0x1b6 [ 309.332648] mems_allowed=0-1 [ 309.336720] ? ion_alloc.cold.15+0x32/0x32 [ 309.341436] 0 pages cma reserved [ 309.345102] do_vfs_ioctl+0x180/0xfb0 [ 309.350365] Out of memory: Kill process 6446 (syz-execprog) score 1 or sacrifice child [ 309.355329] ? __fget+0x1ad/0x2f0 [ 309.355338] ? ioctl_preallocate+0x1a0/0x1a0 [ 309.355345] ? __fget+0x1ca/0x2f0 [ 309.355355] ? security_file_ioctl+0x6a/0xa0 [ 309.355361] ? SyS_clock_settime+0x1a0/0x1a0 [ 309.355365] ? security_file_ioctl+0x6a/0xa0 [ 309.355370] SyS_ioctl+0x74/0x80 [ 309.355381] ? do_vfs_ioctl+0xfb0/0xfb0 [ 309.355387] do_syscall_64+0x1c7/0x5b0 [ 309.355391] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 309.355401] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 309.355406] RIP: 0033:0x45c4a9 [ 309.355411] RSP: 002b:00007fe3d4313c78 EFLAGS: 00000246 [ 309.381302] Killed process 10638 (syz-executor.0) total-vm:39756kB, anon-rss:68kB, file-rss:0kB, shmem-rss:0kB [ 309.381940] ORIG_RAX: 0000000000000010 [ 309.402197] oom_reaper: reaped process 10638 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 309.403762] RAX: ffffffffffffffda RBX: 00007fe3d43146d4 RCX: 000000000045c4a9 [ 309.403766] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 309.403768] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 309.403771] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 309.403776] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 309.424260] lowmem_reserve[]: [ 309.432408] CPU: 0 PID: 11036 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 309.437567] 0 [ 309.437868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 309.441270] 0 [ 309.445038] Call Trace: [ 309.445054] dump_stack+0xf7/0x13b [ 309.453144] 0 [ 309.456650] warn_alloc.cold.110+0xa2/0x1be [ 309.461048] 0 [ 309.464500] ? zone_watermark_ok_safe+0x260/0x260 [ 309.464515] ? __alloc_pages_direct_compact+0xc2/0x330 [ 309.464522] __alloc_pages_slowpath+0x2052/0x2650 [ 309.464534] ? trace_hardirqs_off+0x10/0x10 [ 309.464542] ? warn_alloc+0x100/0x100 [ 309.464548] ? get_page_from_freelist+0x9ee/0x23b0 [ 309.464560] ? __might_sleep+0x93/0xb0 [ 309.468975] 0 [ 309.473376] __alloc_pages_nodemask+0x60d/0x770 [ 309.473386] ? __alloc_pages_slowpath+0x2650/0x2650 [ 309.473395] ? wait_for_completion+0x440/0x440 [ 309.473403] alloc_pages_current+0xd6/0x1b0 [ 309.473412] ion_page_pool_alloc+0x102/0x180 [ 309.473418] ion_system_heap_allocate+0x14e/0x930 [ 309.481171] ? do_raw_spin_unlock+0x16a/0x250 [ 309.481181] ? ion_system_heap_free+0x270/0x270 [ 309.481191] ion_alloc+0x27f/0x770 [ 309.481199] ? ion_dma_buf_release+0x40/0x40 [ 309.481210] ? kasan_check_write+0x14/0x20 [ 309.485198] Node 0 [ 309.489075] ion_ioctl+0xe2/0x1b6 [ 309.493955] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 309.499091] ? ion_alloc.cold.15+0x32/0x32 [ 309.502308] lowmem_reserve[]: [ 309.507629] do_vfs_ioctl+0x180/0xfb0 [ 309.517814] 0 [ 309.521758] ? __fget+0x1ad/0x2f0 [ 309.521767] ? ioctl_preallocate+0x1a0/0x1a0 [ 309.521776] ? __fget+0x1ca/0x2f0 [ 309.531792] 0 [ 309.539030] ? security_file_ioctl+0x6a/0xa0 [ 309.539038] ? SyS_clock_settime+0x1a0/0x1a0 [ 309.539041] ? security_file_ioctl+0x6a/0xa0 [ 309.539049] SyS_ioctl+0x74/0x80 [ 309.539057] ? do_vfs_ioctl+0xfb0/0xfb0 [ 309.546851] warn_alloc_show_mem: 2 callbacks suppressed [ 309.546853] Mem-Info: [ 309.553637] do_syscall_64+0x1c7/0x5b0 [ 309.553644] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 309.553654] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 309.553659] RIP: 0033:0x45c4a9 [ 309.553662] RSP: 002b:00007f67c2a91c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 309.553668] RAX: ffffffffffffffda RBX: 00007f67c2a926d4 RCX: 000000000045c4a9 [ 309.553670] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 309.553675] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 309.560967] 0 [ 309.568228] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 309.568232] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 309.754661] kworker/u4:3 invoked oom-killer: gfp_mask=0x14040c0(GFP_KERNEL|__GFP_COMP), nodemask= [ 309.767761] active_anon:5961 inactive_anon:8092 isolated_anon:0 [ 309.767761] active_file:273 inactive_file:342 isolated_file:23 [ 309.767761] unevictable:0 dirty:0 writeback:0 unstable:0 [ 309.767761] slab_reclaimable:11318 slab_unreclaimable:116345 [ 309.767761] mapped:1546 shmem:8292 pagetables:464 bounce:0 [ 309.767761] free:21992 free_pcp:266 free_cma:0 [ 309.823807] (null) [ 309.886321] Node 0 active_anon:23388kB inactive_anon:24228kB active_file:132kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):88kB mapped:3916kB dirty:0kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 309.916868] Node 1 active_anon:456kB inactive_anon:8140kB active_file:48kB inactive_file:8kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:68kB dirty:0kB writeback:0kB shmem:8204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 309.945039] Node 0 DMA free:10372kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 309.971532] , order=1, oom_score_adj=0 [ 309.971538] kworker/u4:3 cpuset=/ mems_allowed=0-1 [ 309.971555] CPU: 0 PID: 11068 Comm: kworker/u4:3 Not tainted 4.14.175-syzkaller #0 [ 309.971559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 309.971562] Call Trace: [ 309.971572] dump_stack+0xf7/0x13b [ 309.971582] dump_header+0x160/0x63f [ 309.978909] lowmem_reserve[]: [ 309.980587] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 309.988355] 0 [ 309.997750] ? ___ratelimit+0x243/0x519 [ 309.997758] ? do_raw_spin_unlock+0x16a/0x250 [ 309.997766] oom_kill_process.cold.24+0xb/0xa1a [ 309.997770] ? out_of_memory+0x7f9/0x1030 [ 309.997776] ? lock_downgrade+0x7f0/0x7f0 [ 309.997786] out_of_memory+0x2b0/0x1030 [ 309.997794] ? oom_killer_disable+0x1a0/0x1a0 [ 310.000416] 2570 [ 310.004041] ? __alloc_pages_slowpath+0xb69/0x2650 [ 310.004049] __alloc_pages_slowpath+0x1ef3/0x2650 [ 310.004064] ? warn_alloc+0x100/0x100 [ 310.004073] ? get_page_from_freelist+0x9ee/0x23b0 [ 310.007776] 2570 [ 310.010876] ? __might_sleep+0x93/0xb0 [ 310.015980] 2570 [ 310.017734] __alloc_pages_nodemask+0x60d/0x770 [ 310.021907] 0 [ 310.026359] ? __alloc_pages_slowpath+0x2650/0x2650 [ 310.030997] 0 [ 310.035128] ? __alloc_pages_nodemask+0x61a/0x770 [ 310.035136] ? cache_grow_begin+0x331/0x3f0 [ 310.035144] cache_grow_begin+0x80/0x3f0 [ 310.035151] fallback_alloc+0x203/0x2c0 [ 310.035158] ____cache_alloc_node+0x1c7/0x1e0 [ 310.035166] kmem_cache_alloc+0x1f8/0x790 [ 310.039339] 2570 [ 310.043467] ? __put_cred+0x177/0x1e0 [ 310.043474] ? commit_creds+0xa81/0xe70 [ 310.043483] getname_kernel+0x4e/0x330 [ 310.043489] call_usermodehelper_exec_async+0x272/0x4b0 [ 310.043493] ? umh_complete+0x60/0x60 [ 310.043501] ret_from_fork+0x24/0x30 [ 310.143370] Node 1 Normal free:26452kB min:53504kB low:66880kB high:80256kB active_anon:428kB inactive_anon:8140kB active_file:20kB inactive_file:24kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:256kB pagetables:116kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 310.169573] syz-executor.4: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 310.173429] lowmem_reserve[]: 0 0 0 0 0 [ 310.193917] Node 0 DMA: 1*4kB (M) 2*8kB (ME) 5*16kB (UME) 11*32kB (UME) 3*64kB (UME) 2*128kB (ME) 3*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10372kB [ 310.207181] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 310.209757] Node 0 DMA32: 289*4kB (UME) 199*8kB (UME) 55*16kB (ME) 441*32kB (UME) 8*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18252kB [ 310.231219] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 310.240907] CPU: 0 PID: 11036 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 310.250264] Node 0 [ 310.250267] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 310.250271] Call Trace: [ 310.252521] Node 1 [ 310.261846] dump_stack+0xf7/0x13b [ 310.261855] warn_alloc.cold.110+0xa2/0x1be [ 310.261862] ? zone_watermark_ok_safe+0x260/0x260 [ 310.264433] DMA32 free:18188kB min:36384kB low:45480kB high:54576kB active_anon:23372kB inactive_anon:24228kB active_file:24kB inactive_file:48kB unevictable:0kB writepending:16kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7008kB pagetables:1652kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 310.266640] ? usleep_range+0x120/0x120 [ 310.270154] lowmem_reserve[]: [ 310.274455] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 310.274463] ? call_timer_fn+0x570/0x570 [ 310.274470] ? unreserve_highatomic_pageblock+0x315/0x450 [ 310.274481] __alloc_pages_slowpath+0x2052/0x2650 [ 310.279312] Normal: [ 310.307503] ? warn_alloc+0x100/0x100 [ 310.307511] ? get_page_from_freelist+0x26e/0x23b0 [ 310.307523] ? __might_sleep+0x93/0xb0 [ 310.311500] 0 [ 310.314566] __alloc_pages_nodemask+0x60d/0x770 [ 310.319641] 0 [ 310.323681] ? trace_hardirqs_on_caller+0x40c/0x580 [ 310.323688] ? __alloc_pages_slowpath+0x2650/0x2650 [ 310.323697] ? wait_for_completion+0x440/0x440 [ 310.323707] alloc_pages_current+0xd6/0x1b0 [ 310.329220] 0 [ 310.334043] ion_page_pool_alloc+0x102/0x180 [ 310.334049] ion_system_heap_allocate+0x14e/0x930 [ 310.334054] ? do_raw_spin_unlock+0x16a/0x250 [ 310.334062] ? ion_system_heap_free+0x270/0x270 [ 310.336401] 8*4kB [ 310.340211] ion_alloc+0x27f/0x770 [ 310.345187] 0 [ 310.349002] ? ion_dma_buf_release+0x40/0x40 [ 310.350776] 0 [ 310.355430] ? kasan_check_write+0x14/0x20 [ 310.355437] ion_ioctl+0xe2/0x1b6 [ 310.355442] ? ion_alloc.cold.15+0x32/0x32 [ 310.355454] do_vfs_ioctl+0x180/0xfb0 [ 310.357240] (UM) [ 310.362244] ? __fget+0x1ad/0x2f0 [ 310.362253] ? ioctl_preallocate+0x1a0/0x1a0 [ 310.362260] ? __fget+0x1ca/0x2f0 [ 310.362274] ? security_file_ioctl+0x6a/0xa0 [ 310.362285] ? SyS_clock_settime+0x1a0/0x1a0 [ 310.362291] ? security_file_ioctl+0x6a/0xa0 [ 310.367303] 2*8kB [ 310.371884] SyS_ioctl+0x74/0x80 [ 310.371891] ? do_vfs_ioctl+0xfb0/0xfb0 [ 310.371897] do_syscall_64+0x1c7/0x5b0 [ 310.371902] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 310.371912] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 310.371918] RIP: 0033:0x45c4a9 [ 310.378006] RSP: 002b:00007f67c2a91c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 310.382424] Node 0 [ 310.387219] RAX: ffffffffffffffda RBX: 00007f67c2a926d4 RCX: 000000000045c4a9 [ 310.391716] (UM) [ 310.396337] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 310.396341] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 310.398467] 191*16kB [ 310.402028] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 310.402031] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 310.414918] Mem-Info: [ 310.431875] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 310.445347] active_anon:5951 inactive_anon:8092 isolated_anon:0 [ 310.445347] active_file:11 inactive_file:18 isolated_file:0 [ 310.445347] unevictable:0 dirty:3 writeback:1 unstable:0 [ 310.445347] slab_reclaimable:11317 slab_unreclaimable:116365 [ 310.445347] mapped:925 shmem:8292 pagetables:446 bounce:0 [ 310.445347] free:13753 free_pcp:0 free_cma:0 [ 310.460582] lowmem_reserve[]: [ 310.475376] Node 0 active_anon:23376kB inactive_anon:24228kB active_file:24kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3700kB dirty:12kB writeback:4kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 310.488872] (U) [ 310.500404] Node 1 active_anon:428kB inactive_anon:8140kB active_file:20kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 310.518689] 0 [ 310.536485] Node 0 [ 310.569609] 724*32kB [ 310.607730] DMA free:10372kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 310.630758] 0 [ 310.667632] warn_alloc_show_mem: 1 callbacks suppressed [ 310.667635] Mem-Info: [ 310.691840] (U) 5*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26592kB [ 310.700898] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 310.708902] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 310.717459] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 310.734464] 0 0 0 [ 310.736659] Node 1 Normal free:26452kB min:53504kB low:66880kB high:80256kB active_anon:428kB inactive_anon:8140kB active_file:20kB inactive_file:24kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:256kB pagetables:116kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 310.738871] Node 0 [ 310.778606] active_anon:5951 inactive_anon:8092 isolated_anon:0 [ 310.778606] active_file:11 inactive_file:18 isolated_file:0 [ 310.778606] unevictable:0 dirty:3 writeback:1 unstable:0 [ 310.778606] slab_reclaimable:11317 slab_unreclaimable:116365 [ 310.778606] mapped:925 shmem:8292 pagetables:446 bounce:0 [ 310.778606] free:13753 free_pcp:0 free_cma:0 [ 310.779905] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 310.780897] Node 0 active_anon:23376kB inactive_anon:24228kB active_file:24kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3700kB dirty:12kB writeback:4kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 310.826707] lowmem_reserve[]: [ 310.853731] DMA32 free:18188kB min:36384kB low:45480kB high:54576kB active_anon:23372kB inactive_anon:24228kB active_file:24kB inactive_file:48kB unevictable:0kB writepending:16kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7008kB pagetables:1652kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 310.877191] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 310.886905] lowmem_reserve[]: 0 0 0 0 0 [ 310.897838] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 310.915222] 8321 total pagecache pages [ 310.925094] Node 1 active_anon:428kB inactive_anon:8140kB active_file:20kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 310.947934] 0 [ 310.957971] lowmem_reserve[]: 0 0 0 0 0 [ 310.963814] Node 1 Normal free:26452kB min:53504kB low:66880kB high:80256kB active_anon:428kB inactive_anon:8140kB active_file:20kB inactive_file:24kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:256kB pagetables:116kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 310.974270] 0 [ 310.992048] 0 pages in swap cache [ 310.995615] Node 0 [ 310.997291] Swap cache stats: add 0, delete 0, find 0/0 [ 310.997301] DMA free:10372kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 310.999537] Free swap = 0kB [ 310.999541] Total swap = 0kB [ 311.005049] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 311.005064] Node 0 DMA32 free:18188kB min:36384kB low:45480kB high:54576kB active_anon:23372kB inactive_anon:24228kB active_file:24kB inactive_file:48kB unevictable:0kB writepending:16kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7008kB pagetables:1652kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 311.005074] lowmem_reserve[]: 0 0 0 0 0 [ 311.005088] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 311.005098] lowmem_reserve[]: 0 0 0 0 0 [ 311.005112] Node 1 Normal free:26452kB min:53504kB low:66880kB high:80256kB active_anon:428kB inactive_anon:8140kB active_file:20kB inactive_file:24kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:256kB pagetables:116kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 311.005121] lowmem_reserve[]: 0 0 0 0 0 [ 311.005135] Node 0 DMA: 1*4kB (M) 2*8kB (ME) 5*16kB (UME) 11*32kB (UME) 3*64kB (UME) 2*128kB (ME) 3*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10372kB [ 311.005192] Node 0 DMA32: 289*4kB (UME) 199*8kB (UME) 55*16kB (ME) 441*32kB (UME) 8*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB [ 311.033401] 0 [ 311.060899] lowmem_reserve[]: [ 311.072809] 1965979 pages RAM [ 311.129258] 0*4096kB [ 311.135390] 0 [ 311.155651] 0 [ 311.166964] 0 [ 311.183163] Node 0 DMA: 1*4kB (M) 2*8kB (ME) 5*16kB (UME) 11*32kB (UME) 3*64kB (UME) 2*128kB (ME) 3*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10372kB [ 311.190896] = 18252kB [ 311.198919] 0 pages HighMem/MovableOnly [ 311.198922] 335847 pages reserved [ 311.198924] 0 pages cma reserved [ 311.200820] Node 0 [ 311.212714] 0 [ 311.214063] syz-executor.4: [ 311.214973] 0 [ 311.216765] page allocation failure: order:0 [ 311.219756] 0 [ 311.233782] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 311.239243] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 311.249061] DMA32: [ 311.270553] syz-executor.4 cpuset= [ 311.274358] 0 [ 311.277538] / [ 311.280302] mems_allowed=0-1 [ 311.289719] Node 0 DMA: 1*4kB (M) 2*8kB (ME) 5*16kB (UME) 11*32kB (UME) 3*64kB (UME) 2*128kB (ME) 3*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10372kB [ 311.293707] CPU: 1 PID: 11037 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 311.313420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 311.314593] Node 1 [ 311.322761] Call Trace: [ 311.322777] dump_stack+0xf7/0x13b [ 311.322785] warn_alloc.cold.110+0xa2/0x1be [ 311.322793] ? zone_watermark_ok_safe+0x260/0x260 [ 311.322798] ? usleep_range+0x120/0x120 [ 311.322806] ? rcu_read_lock_sched_held+0x108/0x120 [ 311.322815] ? call_timer_fn+0x570/0x570 [ 311.322828] __alloc_pages_slowpath+0x2052/0x2650 [ 311.322842] ? warn_alloc+0x100/0x100 [ 311.328766] Normal: [ 311.331196] ? get_page_from_freelist+0x26e/0x23b0 [ 311.331208] ? __might_sleep+0x93/0xb0 [ 311.331215] __alloc_pages_nodemask+0x60d/0x770 [ 311.331222] ? retint_kernel+0x2d/0x2d [ 311.331229] ? __alloc_pages_slowpath+0x2650/0x2650 [ 311.331236] ? wait_for_completion+0x440/0x440 [ 311.331245] alloc_pages_current+0xd6/0x1b0 [ 311.331255] ion_page_pool_alloc+0x102/0x180 [ 311.331261] ion_system_heap_allocate+0x14e/0x930 [ 311.331267] ? do_raw_spin_unlock+0x16a/0x250 [ 311.331274] ? ion_system_heap_free+0x270/0x270 [ 311.331283] ion_alloc+0x27f/0x770 [ 311.331293] ? ion_dma_buf_release+0x40/0x40 [ 311.340679] 8*4kB [ 311.344390] ? kasan_check_write+0x14/0x20 [ 311.344398] ion_ioctl+0xe2/0x1b6 [ 311.344404] ? ion_alloc.cold.15+0x32/0x32 [ 311.344414] do_vfs_ioctl+0x180/0xfb0 [ 311.344420] ? __fget+0x1ad/0x2f0 [ 311.344427] ? ioctl_preallocate+0x1a0/0x1a0 [ 311.344435] ? __fget+0x1ca/0x2f0 [ 311.344446] ? security_file_ioctl+0x6a/0xa0 [ 311.344453] ? SyS_clock_settime+0x1a0/0x1a0 [ 311.344456] ? security_file_ioctl+0x6a/0xa0 [ 311.344463] SyS_ioctl+0x74/0x80 [ 311.357571] Node 0 [ 311.358341] ? do_vfs_ioctl+0xfb0/0xfb0 [ 311.363138] (UM) [ 311.364593] do_syscall_64+0x1c7/0x5b0 [ 311.369511] 2*8kB [ 311.373383] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 311.373395] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 311.373399] RIP: 0033:0x45c4a9 [ 311.373401] RSP: 002b:00007f67c2a70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 311.373407] RAX: ffffffffffffffda RBX: 00007f67c2a716d4 RCX: 000000000045c4a9 [ 311.373409] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 311.373412] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 311.373414] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 311.373417] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 311.387402] 278*4kB [ 311.400337] DMA32: [ 311.408577] (UME) [ 311.409842] 278*4kB [ 311.423638] 199*8kB [ 311.434228] (UME) [ 311.450009] (UME) [ 311.462827] (UM) [ 311.480673] 56*16kB [ 311.490714] 199*8kB [ 311.505312] (UME) [ 311.519704] 191*16kB [ 311.535655] 438*32kB [ 311.550782] (UME) [ 311.564001] (UME) [ 311.573524] (U) 724*32kB (U) 5*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26592kB [ 311.584587] 8*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18128kB [ 311.596104] 56*16kB (UME) 438*32kB (UME) 8*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18128kB [ 311.625879] IPVS: ftp: loaded support on port[0] = 21 [ 311.627410] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 311.641596] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 311.646970] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB 2020/04/08 19:22:47 executed programs: 91 [ 311.657639] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 311.701901] Node 1 Normal: 1*4kB (M) 0*8kB 108*16kB (U) 703*32kB (UM) 6*64kB (UM) 1*128kB (M) 0*256kB 1*512kB (M) 74*1024kB (U) 49*2048kB (UM) 2*4096kB (U) = 209572kB [ 311.713783] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 311.748518] Node 1 Normal: 2*4kB (UM) 2*8kB (UM) 83*16kB (U) 704*32kB (UM) 5*64kB (U) 0*128kB 0*256kB 1*512kB (M) 91*1024kB (U) 61*2048kB (U) 21*4096kB (U) = 328840kB [ 311.751034] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 311.769590] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 311.811681] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 311.820848] 10500 total pagecache pages [ 311.828414] 0 pages in swap cache [ 311.836540] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 311.853113] Swap cache stats: add 0, delete 0, find 0/0 [ 311.855460] chnl_net:caif_netlink_parms(): no params data found [ 311.861111] Free swap = 0kB [ 311.880200] Total swap = 0kB [ 311.881232] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 311.885659] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 311.904678] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 311.905456] 1965979 pages RAM [ 311.943276] 0 pages HighMem/MovableOnly [ 311.957310] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 311.966239] 335847 pages reserved [ 311.976410] 0 pages cma reserved [ 311.989099] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 311.997118] 11314 total pagecache pages [ 312.014098] 11314 total pagecache pages [ 312.014131] 0 pages in swap cache [ 312.018094] 0 pages in swap cache [ 312.018098] Swap cache stats: add 0, delete 0, find 0/0 [ 312.018100] Free swap = 0kB [ 312.018103] Total swap = 0kB [ 312.018109] 1965979 pages RAM [ 312.018111] 0 pages HighMem/MovableOnly [ 312.018114] 335847 pages reserved [ 312.018116] 0 pages cma reserved [ 312.076267] IPVS: ftp: loaded support on port[0] = 21 [ 312.144709] Swap cache stats: add 0, delete 0, find 0/0 [ 312.161079] Free swap = 0kB [ 312.171485] Total swap = 0kB [ 312.182697] 1965979 pages RAM [ 312.191353] 0 pages HighMem/MovableOnly [ 312.208824] 335847 pages reserved [ 312.225396] 0 pages cma reserved [ 312.234527] Out of memory: Kill process 6446 (syz-execprog) score 1 or sacrifice child [ 312.260317] Killed process 10936 (syz-executor.1) total-vm:39756kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB [ 312.329705] chnl_net:caif_netlink_parms(): no params data found 2020/04/08 19:22:48 result: hanged=false err=executor 1: EOF [ 312.724331] syz-executor.1 (10948) used greatest stack depth: 21888 bytes left [ 312.758062] chnl_net:caif_netlink_parms(): no params data found [ 312.917889] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 312.941222] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 312.968779] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 312.980735] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 312.989250] CPU: 1 PID: 11157 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 312.997147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 313.006481] Call Trace: [ 313.009118] dump_stack+0xf7/0x13b [ 313.012733] warn_alloc.cold.110+0xa2/0x1be [ 313.017057] ? zone_watermark_ok_safe+0x260/0x260 [ 313.021892] ? __alloc_pages_direct_compact+0xc2/0x330 [ 313.027169] __alloc_pages_slowpath+0x2052/0x2650 [ 313.032004] ? trace_hardirqs_off+0x10/0x10 [ 313.036321] ? warn_alloc+0x100/0x100 [ 313.040127] ? get_page_from_freelist+0x9ee/0x23b0 [ 313.045066] ? __might_sleep+0x93/0xb0 [ 313.048941] __alloc_pages_nodemask+0x60d/0x770 [ 313.053594] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 313.058335] ? __alloc_pages_slowpath+0x2650/0x2650 [ 313.063457] ? wait_for_completion+0x440/0x440 [ 313.068028] alloc_pages_current+0xd6/0x1b0 [ 313.072341] ion_page_pool_alloc+0x102/0x180 [ 313.076733] ion_system_heap_allocate+0x14e/0x930 [ 313.081556] ? ion_system_heap_free+0x270/0x270 [ 313.086213] ion_alloc+0x216/0x770 [ 313.089735] ? ion_dma_buf_release+0x40/0x40 [ 313.094124] ? kasan_check_write+0x14/0x20 [ 313.098346] ion_ioctl+0xe2/0x1b6 [ 313.101775] ? ion_alloc.cold.15+0x32/0x32 [ 313.105993] do_vfs_ioctl+0x180/0xfb0 [ 313.109774] ? __fget+0x1ad/0x2f0 [ 313.113215] ? ioctl_preallocate+0x1a0/0x1a0 [ 313.117611] ? __fget+0x1ca/0x2f0 [ 313.121051] ? security_file_ioctl+0x6a/0xa0 [ 313.125435] ? SyS_clock_settime+0x1a0/0x1a0 [ 313.129817] ? security_file_ioctl+0x6a/0xa0 [ 313.134206] SyS_ioctl+0x74/0x80 [ 313.137553] ? do_vfs_ioctl+0xfb0/0xfb0 [ 313.141509] do_syscall_64+0x1c7/0x5b0 [ 313.145373] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 313.150207] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 313.155372] RIP: 0033:0x45c4a9 [ 313.158554] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 313.166256] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 313.173514] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 313.180863] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 313.188120] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 313.195808] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 313.224828] syz-executor.5 invoked oom-killer: gfp_mask=0x14040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0 [ 313.245342] CPU: 1 PID: 11137 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 313.253379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 313.262748] Call Trace: [ 313.265324] dump_stack+0xf7/0x13b [ 313.268849] warn_alloc.cold.110+0xa2/0x1be [ 313.273158] ? zone_watermark_ok_safe+0x260/0x260 [ 313.277984] ? __alloc_pages_direct_compact+0xc2/0x330 [ 313.283246] __alloc_pages_slowpath+0x2052/0x2650 [ 313.288073] ? trace_hardirqs_off+0x10/0x10 [ 313.292375] ? warn_alloc+0x100/0x100 [ 313.296160] ? get_page_from_freelist+0x9ee/0x23b0 [ 313.301072] ? __might_sleep+0x93/0xb0 [ 313.304938] __alloc_pages_nodemask+0x60d/0x770 [ 313.309589] ? __alloc_pages_slowpath+0x2650/0x2650 [ 313.314588] ? wait_for_completion+0x440/0x440 [ 313.319155] alloc_pages_current+0xd6/0x1b0 [ 313.323458] ion_page_pool_alloc+0x102/0x180 [ 313.327932] ion_system_heap_allocate+0x14e/0x930 [ 313.332764] ? ion_system_heap_free+0x270/0x270 [ 313.337418] ion_alloc+0x216/0x770 [ 313.340938] ? ion_dma_buf_release+0x40/0x40 [ 313.345327] ? kasan_check_write+0x14/0x20 [ 313.349539] ion_ioctl+0xe2/0x1b6 [ 313.352975] ? ion_alloc.cold.15+0x32/0x32 [ 313.357189] do_vfs_ioctl+0x180/0xfb0 [ 313.360977] ? __fget+0x1ad/0x2f0 [ 313.364414] ? ioctl_preallocate+0x1a0/0x1a0 [ 313.368804] ? __fget+0x1ca/0x2f0 [ 313.372240] ? security_file_ioctl+0x6a/0xa0 [ 313.376626] ? SyS_clock_settime+0x1a0/0x1a0 [ 313.381017] ? security_file_ioctl+0x6a/0xa0 [ 313.385405] SyS_ioctl+0x74/0x80 [ 313.388761] ? do_vfs_ioctl+0xfb0/0xfb0 [ 313.392713] do_syscall_64+0x1c7/0x5b0 [ 313.396575] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 313.401397] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 313.406565] RIP: 0033:0x45c4a9 [ 313.409734] RSP: 002b:00007f19efdf5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 313.417603] RAX: ffffffffffffffda RBX: 00007f19efdf66d4 RCX: 000000000045c4a9 [ 313.424862] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 313.432125] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 313.439480] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 313.446858] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 313.454818] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 313.461658] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 313.468350] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 313.472905] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 313.476927] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 313.482088] syz-executor.0: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 313.488506] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 313.506933] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 313.513517] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 313.527859] syz-executor.4: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 313.527874] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 313.527891] CPU: 0 PID: 11273 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 313.527894] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 313.527897] Call Trace: [ 313.527909] dump_stack+0xf7/0x13b [ 313.527917] warn_alloc.cold.110+0xa2/0x1be [ 313.527924] ? zone_watermark_ok_safe+0x260/0x260 [ 313.527939] ? __alloc_pages_direct_compact+0xc2/0x330 [ 313.527948] __alloc_pages_slowpath+0x2052/0x2650 [ 313.527960] ? trace_hardirqs_off+0x10/0x10 [ 313.527968] ? warn_alloc+0x100/0x100 [ 313.527975] ? get_page_from_freelist+0x9ee/0x23b0 [ 313.527987] ? __might_sleep+0x93/0xb0 [ 313.544115] warn_alloc_show_mem: 1 callbacks suppressed [ 313.544117] Mem-Info: [ 313.545002] __alloc_pages_nodemask+0x60d/0x770 [ 313.554707] active_anon:5989 inactive_anon:8092 isolated_anon:0 [ 313.554707] active_file:19 inactive_file:25 isolated_file:0 [ 313.554707] unevictable:0 dirty:0 writeback:0 unstable:0 [ 313.554707] slab_reclaimable:11339 slab_unreclaimable:117265 [ 313.554707] mapped:952 shmem:8292 pagetables:453 bounce:0 [ 313.554707] free:13767 free_pcp:29 free_cma:0 [ 313.563176] ? __alloc_pages_slowpath+0x2650/0x2650 [ 313.563186] ? wait_for_completion+0x440/0x440 [ 313.563195] ? __list_del_entry_valid+0xb6/0xf3 [ 313.565764] Node 0 active_anon:23512kB inactive_anon:24228kB active_file:36kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3776kB dirty:0kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 313.569284] alloc_pages_current+0xd6/0x1b0 [ 313.573614] Node 1 active_anon:444kB inactive_anon:8140kB active_file:40kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32kB dirty:0kB writeback:0kB shmem:8204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 313.578419] ion_page_pool_alloc+0x102/0x180 [ 313.583730] Node 0 [ 313.588542] ion_system_heap_allocate+0x14e/0x930 [ 313.592890] DMA free:10356kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 313.596628] ? ion_system_heap_free+0x270/0x270 [ 313.601644] lowmem_reserve[]: [ 313.605523] ion_alloc+0x216/0x770 [ 313.610920] 0 [ 313.613387] ? ion_dma_buf_release+0x40/0x40 [ 313.618038] 2570 [ 313.650754] ? kasan_check_write+0x14/0x20 [ 313.650764] ion_ioctl+0xe2/0x1b6 [ 313.650770] ? ion_alloc.cold.15+0x32/0x32 [ 313.650780] do_vfs_ioctl+0x180/0xfb0 [ 313.650786] ? __fget+0x1ad/0x2f0 [ 313.650793] ? ioctl_preallocate+0x1a0/0x1a0 [ 313.655851] 2570 [ 313.660402] ? __fget+0x1ca/0x2f0 [ 313.665088] 2570 [ 313.692468] ? security_file_ioctl+0x6a/0xa0 [ 313.692484] ? SyS_clock_settime+0x1a0/0x1a0 [ 313.692488] ? security_file_ioctl+0x6a/0xa0 [ 313.692496] SyS_ioctl+0x74/0x80 [ 313.692503] ? do_vfs_ioctl+0xfb0/0xfb0 [ 313.696811] 2570 [ 313.723425] do_syscall_64+0x1c7/0x5b0 [ 313.723430] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 313.723440] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 313.723445] RIP: 0033:0x45c4a9 [ 313.723447] RSP: 002b:00007f67c2a91c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 313.723453] RAX: ffffffffffffffda RBX: 00007f67c2a926d4 RCX: 000000000045c4a9 [ 313.723456] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 313.723458] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 313.723462] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 313.730074] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 313.736417] CPU: 0 PID: 10963 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 313.773207] Node 0 [ 313.774139] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 313.778541] DMA32 free:18048kB min:36384kB low:45480kB high:54576kB active_anon:23508kB inactive_anon:24228kB active_file:36kB inactive_file:36kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6976kB pagetables:1672kB bounce:0kB free_pcp:236kB local_pcp:120kB free_cma:0kB [ 313.780602] Call Trace: [ 313.784844] lowmem_reserve[]: [ 313.788253] dump_stack+0xf7/0x13b [ 313.792475] 0 [ 313.796242] dump_header+0x160/0x63f [ 313.799662] 0 0 [ 313.804054] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 313.804061] ? ___ratelimit+0x243/0x519 [ 313.804066] ? do_raw_spin_unlock+0x16a/0x250 [ 313.804074] oom_kill_process.cold.24+0xb/0xa1a [ 313.806118] 0 [ 313.809548] ? out_of_memory+0x7f9/0x1030 [ 313.811608] 0 [ 313.815975] ? lock_downgrade+0x7f0/0x7f0 [ 313.824761] out_of_memory+0x2b0/0x1030 [ 313.824771] ? oom_killer_disable+0x1a0/0x1a0 [ 313.824779] ? __alloc_pages_slowpath+0xb69/0x2650 [ 313.828123] Node 0 [ 313.832073] __alloc_pages_slowpath+0x1ef3/0x2650 [ 313.832090] ? warn_alloc+0x100/0x100 [ 313.834134] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 313.837995] ? get_page_from_freelist+0x9ee/0x23b0 [ 313.842917] lowmem_reserve[]: [ 313.848084] ? __might_sleep+0x93/0xb0 [ 313.851261] 0 [ 313.858942] __alloc_pages_nodemask+0x60d/0x770 [ 313.866205] 0 [ 313.873621] ? __alloc_pages_slowpath+0x2650/0x2650 [ 313.873630] ? cache_grow_begin+0x331/0x3f0 [ 313.873638] cache_grow_begin+0x80/0x3f0 [ 313.880995] 0 [ 313.888236] fallback_alloc+0x203/0x2c0 [ 313.895501] 0 [ 313.903347] ____cache_alloc_node+0x1c7/0x1e0 [ 313.903355] __kmalloc_track_caller+0x20f/0x7a0 [ 313.903361] ? __register_sysctl_table+0x613/0xdf0 [ 313.905578] 0 [ 313.915110] ? __addrconf_sysctl_register+0x82/0x410 [ 313.915118] kmemdup+0x1b/0x40 [ 313.915123] __addrconf_sysctl_register+0x82/0x410 [ 313.915130] ? ndisc_constructor+0x9f0/0x9f0 [ 313.946048] ? neigh_proc_dointvec_ms_jiffies+0x30/0x30 [ 313.949127] Node 1 [ 313.952664] ? addrconf_exit_net+0x110/0x110 [ 313.952671] ? ___preempt_schedule+0x16/0x18 [ 313.952680] addrconf_sysctl_register+0xfd/0x190 [ 313.952687] ? _raw_write_unlock_bh+0x30/0x40 [ 313.956474] Normal free:26664kB min:53504kB low:66880kB high:80256kB active_anon:444kB inactive_anon:8140kB active_file:28kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:352kB pagetables:124kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 313.958209] ipv6_add_dev+0x9d6/0xee0 [ 313.960163] lowmem_reserve[]: [ 313.965267] addrconf_notify+0x4a2/0x1b10 [ 313.965273] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 313.965279] ? dropmon_net_event+0x219/0x410 [ 313.965289] ? inet6_ifinfo_notify+0x100/0x100 [ 313.965294] ? mutex_unlock+0xd/0x10 [ 313.969251] 0 [ 313.973727] ? dropmon_net_event+0x336/0x410 [ 313.973731] ? mirred_device_event+0x37/0x190 [ 313.973740] notifier_call_chain+0xd6/0x150 [ 313.973749] raw_notifier_call_chain+0x11/0x20 [ 313.978395] 0 [ 313.980187] call_netdevice_notifiers_info+0x4b/0x60 [ 313.984325] 0 [ 313.986091] register_netdevice+0x98e/0xe50 [ 313.990220] 0 [ 313.994175] ? netdev_change_features+0x80/0x80 [ 313.994183] ? nla_strlcpy+0xa7/0xf0 [ 313.994193] veth_newlink+0x488/0x960 [ 313.998665] 0 [ 314.003574] ? veth_poll_controller+0x10/0x10 [ 314.003604] ? rtnl_create_link+0x1a8/0x950 [ 314.010626] ? ns_capable+0xe/0x10 [ 314.010639] ? __netlink_ns_capable+0xc3/0xf0 [ 314.014438] Node 0 [ 314.039174] rtnl_newlink+0xbdd/0x1390 [ 314.039189] ? rtnl_link_unregister+0x270/0x270 [ 314.039195] ? avc_has_perm_noaudit+0x236/0x400 [ 314.039202] ? lock_downgrade+0x7f0/0x7f0 [ 314.039240] rtnetlink_rcv_msg+0x34c/0x9e0 [ 314.044166] DMA: [ 314.047233] ? rtnl_bridge_getlink+0x760/0x760 [ 314.051117] 1*4kB [ 314.052888] ? find_held_lock+0x36/0x1d0 [ 314.057533] (M) [ 314.059320] netlink_rcv_skb+0x133/0x370 [ 314.064331] 2*8kB [ 314.068803] ? rtnl_bridge_getlink+0x760/0x760 [ 314.072857] (ME) [ 314.074635] ? netlink_ack+0xa00/0xa00 [ 314.078582] 2*16kB [ 314.080372] ? netlink_deliver_tap+0x8e/0x920 [ 314.085034] (ME) [ 314.089689] rtnetlink_rcv+0x10/0x20 [ 314.095435] 6*32kB [ 314.097176] netlink_unicast+0x40b/0x600 [ 314.102314] (UME) [ 314.105470] ? netlink_attachskb+0x6d0/0x6d0 [ 314.110371] 2*64kB [ 314.114765] netlink_sendmsg+0x730/0xbd0 [ 314.114773] ? netlink_unicast+0x600/0x600 [ 314.114781] ? selinux_socket_sendmsg+0x31/0x40 [ 314.114786] ? security_socket_sendmsg+0x6a/0xa0 [ 314.114791] ? netlink_unicast+0x600/0x600 [ 314.120136] (ME) [ 314.122493] sock_sendmsg+0xb5/0xf0 [ 314.122500] SYSC_sendto+0x1e3/0x2c0 [ 314.122506] ? SYSC_connect+0x2a0/0x2a0 [ 314.122516] ? __fd_install+0x1f0/0x5b0 [ 314.122530] ? fd_install+0x47/0x60 [ 314.126968] 10*128kB [ 314.131364] ? SyS_socket+0xdd/0x1a0 [ 314.131372] ? task_work_run+0xbf/0x170 [ 314.131376] ? move_addr_to_kernel+0x20/0x20 [ 314.131383] ? do_syscall_64+0x4c/0x5b0 [ 314.131389] ? SyS_getpeername+0x10/0x10 [ 314.131395] SyS_sendto+0x9/0x10 [ 314.136145] (UME) [ 314.140643] do_syscall_64+0x1c7/0x5b0 [ 314.168185] 8*256kB [ 314.171923] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 314.171936] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 314.175019] (UME) [ 314.179152] RIP: 0033:0x4161a3 [ 314.184004] 3*512kB [ 314.188370] RSP: 002b:00007ffc6b5c3d98 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 314.192953] (UME) [ 314.196628] RAX: ffffffffffffffda RBX: 0000000000c82200 RCX: 00000000004161a3 [ 314.198405] 3*1024kB [ 314.202788] RDX: 000000000000006c RSI: 0000000000c82250 RDI: 0000000000000003 [ 314.202791] RBP: 0000000000000000 R08: 00007ffc6b5c3da0 R09: 000000000000000c [ 314.202794] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 314.202796] R13: 0000000000000000 R14: 0000000000c82250 R15: 0000000000000003 [ 314.211282] syz-executor.0 cpuset= [ 314.211858] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 314.216208] / [ 314.238725] (UME) [ 314.247328] mems_allowed=0-1 [ 314.261348] 1*2048kB [ 314.269365] CPU: 0 PID: 11042 Comm: syz-executor.0 Not tainted 4.14.175-syzkaller #0 [ 314.276853] (E) [ 314.277364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 314.281529] 0*4096kB [ 314.285716] Call Trace: [ 314.287768] = 10356kB [ 314.292336] dump_stack+0xf7/0x13b [ 314.292345] warn_alloc.cold.110+0xa2/0x1be [ 314.292353] ? zone_watermark_ok_safe+0x260/0x260 [ 314.294485] Node 0 [ 314.298520] ? usleep_range+0x120/0x120 [ 314.300478] DMA32: [ 314.304520] ? rcu_read_lock_sched_held+0x108/0x120 [ 314.304527] ? call_timer_fn+0x570/0x570 [ 314.304549] __alloc_pages_slowpath+0x2052/0x2650 [ 314.306676] 260*4kB [ 314.311264] ? warn_alloc+0x100/0x100 [ 314.311272] ? get_page_from_freelist+0x26e/0x23b0 [ 314.311285] ? __might_sleep+0x93/0xb0 [ 314.313339] (UME) [ 314.317228] __alloc_pages_nodemask+0x60d/0x770 [ 314.319439] 176*8kB [ 314.323921] ? retint_kernel+0x2d/0x2d [ 314.323931] ? __alloc_pages_slowpath+0x2650/0x2650 [ 314.323938] ? wait_for_completion+0x440/0x440 [ 314.323947] alloc_pages_current+0xd6/0x1b0 [ 314.323955] ion_page_pool_alloc+0x102/0x180 [ 314.323960] ion_system_heap_allocate+0x14e/0x930 [ 314.323965] ? do_raw_spin_unlock+0x16a/0x250 [ 314.323973] ? ion_system_heap_free+0x270/0x270 [ 314.326021] (UME) [ 314.329712] ion_alloc+0x27f/0x770 [ 314.331944] 56*16kB [ 314.335972] ? ion_dma_buf_release+0x40/0x40 [ 314.338094] (ME) [ 314.342483] ? kasan_check_write+0x14/0x20 [ 314.342490] ion_ioctl+0xe2/0x1b6 [ 314.342495] ? ion_alloc.cold.15+0x32/0x32 [ 314.342505] do_vfs_ioctl+0x180/0xfb0 [ 314.344728] 19*32kB [ 314.348767] ? __fget+0x1ad/0x2f0 [ 314.352996] (UME) [ 314.357629] ? ioctl_preallocate+0x1a0/0x1a0 [ 314.362379] 19*64kB [ 314.366576] ? __fget+0x1ca/0x2f0 [ 314.368608] (UMEH) [ 314.372214] ? security_file_ioctl+0x6a/0xa0 [ 314.372220] ? SyS_clock_settime+0x1a0/0x1a0 [ 314.372223] ? security_file_ioctl+0x6a/0xa0 [ 314.372230] SyS_ioctl+0x74/0x80 [ 314.375924] 9*128kB [ 314.379878] ? do_vfs_ioctl+0xfb0/0xfb0 [ 314.383843] (ME) [ 314.387434] do_syscall_64+0x1c7/0x5b0 [ 314.389828] 2*256kB [ 314.393545] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 314.393556] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 314.393561] RIP: 0033:0x45c4a9 [ 314.393565] RSP: 002b:00007fe3d4313c78 EFLAGS: 00000246 [ 314.397521] (E) [ 314.401903] ORIG_RAX: 0000000000000010 [ 314.401907] RAX: ffffffffffffffda RBX: 00007fe3d43146d4 RCX: 000000000045c4a9 [ 314.401909] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 314.401912] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 314.401915] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 314.401918] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 314.778520] 22*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 18096kB [ 314.793241] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 314.840971] Node 1 Normal: 27*4kB (UME) 20*8kB (UME) 18*16kB (ME) 35*32kB (UM) 8*64kB (M) 4*128kB (M) 4*256kB (M) 23*512kB (UM) 5*1024kB (UM) 10*2048kB (U) 3*4096kB (UM) = 53388kB [ 314.847182] Mem-Info: [ 314.884129] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 314.885965] active_anon:5989 inactive_anon:8092 isolated_anon:0 [ 314.885965] active_file:45 inactive_file:0 isolated_file:0 [ 314.885965] unevictable:0 dirty:0 writeback:0 unstable:0 [ 314.885965] slab_reclaimable:11339 slab_unreclaimable:117412 [ 314.885965] mapped:994 shmem:8292 pagetables:453 bounce:0 [ 314.885965] free:24929 free_pcp:47 free_cma:0 [ 314.902953] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 314.941241] syz-executor.4: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 314.993490] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 314.998646] CPU: 0 PID: 11286 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 314.999863] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 315.006510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 315.006513] Call Trace: [ 315.006526] dump_stack+0xf7/0x13b [ 315.006534] warn_alloc.cold.110+0xa2/0x1be [ 315.006541] ? zone_watermark_ok_safe+0x260/0x260 [ 315.006555] ? __alloc_pages_direct_compact+0xc2/0x330 [ 315.045413] __alloc_pages_slowpath+0x2052/0x2650 [ 315.050265] ? trace_hardirqs_off+0x10/0x10 [ 315.052369] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 315.054598] ? warn_alloc+0x100/0x100 [ 315.066961] ? get_page_from_freelist+0x9ee/0x23b0 [ 315.071893] ? __might_sleep+0x93/0xb0 [ 315.073782] 8332 total pagecache pages [ 315.075767] __alloc_pages_nodemask+0x60d/0x770 [ 315.079635] 0 pages in swap cache [ 315.084309] ? retint_kernel+0x2d/0x2d [ 315.084319] ? __alloc_pages_slowpath+0x2650/0x2650 [ 315.084326] ? wait_for_completion+0x440/0x440 [ 315.084333] ? __list_del_entry_valid+0xb6/0xf3 [ 315.084341] alloc_pages_current+0xd6/0x1b0 [ 315.084351] ion_page_pool_alloc+0x102/0x180 [ 315.087791] Swap cache stats: add 0, delete 0, find 0/0 [ 315.091675] ion_system_heap_allocate+0x14e/0x930 [ 315.091683] ? ion_system_heap_free+0x270/0x270 [ 315.091693] ion_alloc+0x216/0x770 [ 315.091702] ? ion_dma_buf_release+0x40/0x40 [ 315.096714] Free swap = 0kB [ 315.101307] ? kasan_check_write+0x14/0x20 [ 315.101317] ion_ioctl+0xe2/0x1b6 [ 315.101323] ? ion_alloc.cold.15+0x32/0x32 [ 315.101333] do_vfs_ioctl+0x180/0xfb0 [ 315.101339] ? __fget+0x1ad/0x2f0 [ 315.101346] ? ioctl_preallocate+0x1a0/0x1a0 [ 315.106006] Total swap = 0kB [ 315.110307] ? __fget+0x1ca/0x2f0 [ 315.114720] 1965979 pages RAM [ 315.120035] ? security_file_ioctl+0x6a/0xa0 [ 315.124875] 0 pages HighMem/MovableOnly [ 315.129503] ? SyS_clock_settime+0x1a0/0x1a0 [ 315.129508] ? security_file_ioctl+0x6a/0xa0 [ 315.133047] 335847 pages reserved [ 315.137417] SyS_ioctl+0x74/0x80 [ 315.140408] 0 pages cma reserved [ 315.144620] ? do_vfs_ioctl+0xfb0/0xfb0 [ 315.144627] do_syscall_64+0x1c7/0x5b0 [ 315.144632] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 315.144642] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 315.218924] RIP: 0033:0x45c4a9 [ 315.222099] RSP: 002b:00007f67c2a70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 315.229789] RAX: ffffffffffffffda RBX: 00007f67c2a716d4 RCX: 000000000045c4a9 [ 315.237065] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 315.244315] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 315.251579] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 315.258859] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 315.268976] Node 0 active_anon:23512kB inactive_anon:24228kB active_file:32kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3836kB dirty:0kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 315.300212] Node 1 active_anon:452kB inactive_anon:8140kB active_file:12kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 315.356850] Node 0 DMA free:10356kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 315.483801] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 315.488881] Node 0 DMA32 free:36372kB min:36384kB low:45480kB high:54576kB active_anon:23508kB inactive_anon:24228kB active_file:20kB inactive_file:20kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1672kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 315.544070] lowmem_reserve[]: 0 0 0 0 0 [ 315.548099] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 315.677198] warn_alloc_show_mem: 3 callbacks suppressed [ 315.677201] Mem-Info: [ 315.710116] active_anon:5991 inactive_anon:8092 isolated_anon:0 [ 315.710116] active_file:8 inactive_file:7 isolated_file:0 [ 315.710116] unevictable:0 dirty:0 writeback:0 unstable:0 [ 315.710116] slab_reclaimable:11339 slab_unreclaimable:117014 [ 315.710116] mapped:959 shmem:8292 pagetables:453 bounce:0 [ 315.710116] free:25046 free_pcp:31 free_cma:0 [ 315.714312] lowmem_reserve[]: 0 0 0 0 0 [ 315.896492] Node 1 Normal free:53484kB min:53504kB low:66880kB high:80256kB active_anon:452kB inactive_anon:8140kB active_file:112kB inactive_file:8kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:352kB pagetables:124kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 315.901266] Node 0 active_anon:23512kB inactive_anon:24228kB active_file:20kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3836kB dirty:0kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 316.022093] Node 1 active_anon:452kB inactive_anon:8140kB active_file:104kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 316.022094] lowmem_reserve[]: 0 0 0 0 0 [ 316.052793] Node 0 DMA: 1*4kB (M) 2*8kB (ME) 2*16kB (ME) 6*32kB (UME) 2*64kB (ME) 10*128kB (UME) 8*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 1*2048kB (E) 0*4096kB = 10356kB [ 316.053772] Node 0 [ 316.068345] Node 0 DMA32: 228*4kB (ME) 181*8kB (UME) 380*16kB (UME) 178*32kB (UME) 58*64kB (UME) 16*128kB (UME) 12*256kB (UE) 26*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 36280kB [ 316.068398] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB [ 316.074505] DMA free:10356kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 316.086487] 0*256kB [ 316.097913] lowmem_reserve[]: [ 316.118679] 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 316.118694] Node 1 Normal: 23*4kB (UME) 14*8kB (UME) 14*16kB (ME) [ 316.121103] 0 [ 316.129107] 34*32kB [ 316.129267] 2570 [ 316.135628] (UM) [ 316.137410] 2570 [ 316.139715] 8*64kB [ 316.144947] 2570 2570 [ 316.151317] Node 0 DMA32 free:36380kB min:36384kB low:45480kB high:54576kB active_anon:23508kB inactive_anon:24228kB active_file:16kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1672kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 316.153075] (M) [ 316.181753] lowmem_reserve[]: 0 0 0 0 0 [ 316.185432] 6*128kB [ 316.187709] Node 0 [ 316.187711] (M) 4*256kB [ 316.190016] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 316.192288] (M) [ 316.194937] lowmem_reserve[]: 0 0 0 0 0 [ 316.225677] 23*512kB (UM) [ 316.226421] Node 1 Normal free:53484kB min:53504kB low:66880kB high:80256kB active_anon:452kB inactive_anon:8140kB active_file:104kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:352kB pagetables:124kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 316.229258] 5*1024kB [ 316.257628] lowmem_reserve[]: 0 0 0 0 0 [ 316.257647] Node 0 DMA: 1*4kB (M) 2*8kB (ME) 2*16kB (ME) 6*32kB (UME) 2*64kB (ME) 10*128kB (UME) 8*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 1*2048kB (E) [ 316.264492] (UM) [ 316.265992] 0*4096kB = 10356kB [ 316.284429] Node 0 DMA32: 261*4kB (UME) 181*8kB (UME) 379*16kB (UME) 178*32kB (UME) 58*64kB (UME) 16*128kB (UME) 12*256kB (UE) 26*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 36396kB [ 316.285467] 10*2048kB [ 316.300428] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 316.308130] (U) 3*4096kB (UM) [ 316.315357] Node 1 Normal: [ 316.318544] = 53484kB [ 316.318549] 23*4kB (UME) 14*8kB (UME) 14*16kB (ME) 34*32kB (UM) 8*64kB (M) 6*128kB (M) 4*256kB (M) 23*512kB (UM) 5*1024kB (UM) 10*2048kB (U) 3*4096kB (UM) = 53484kB [ 316.326720] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 316.339013] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 316.356877] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 316.358562] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 316.365482] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 316.365485] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 316.365488] 8318 total pagecache pages [ 316.365496] 0 pages in swap cache [ 316.365499] Swap cache stats: add 0, delete 0, find 0/0 [ 316.365502] Free swap = 0kB [ 316.365504] Total swap = 0kB [ 316.365510] 1965979 pages RAM [ 316.365512] 0 pages HighMem/MovableOnly [ 316.365515] 335847 pages reserved [ 316.365519] 0 pages cma reserved [ 316.379188] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 316.433587] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 316.442207] 8318 total pagecache pages [ 316.446093] 0 pages in swap cache [ 316.449534] Swap cache stats: add 0, delete 0, find 0/0 [ 316.454940] Free swap = 0kB [ 316.457957] Total swap = 0kB [ 316.461024] 1965979 pages RAM [ 316.464118] 0 pages HighMem/MovableOnly [ 316.468086] 335847 pages reserved [ 316.471589] 0 pages cma reserved [ 316.474947] Out of memory: Kill process 11123 (syz-executor.2) score 999 or sacrifice child [ 316.483498] Killed process 11137 (syz-executor.2) total-vm:40148kB, anon-rss:124kB, file-rss:0kB, shmem-rss:0kB [ 316.520875] oom_reaper: reaped process 11137 (syz-executor.2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 316.549803] oom_reaper: reaped process 11286 (syz-executor.4), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 316.578789] syz-executor.5 invoked oom-killer: gfp_mask=0x14040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0 [ 316.598213] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 316.603686] CPU: 0 PID: 10963 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 316.611564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 316.620915] Call Trace: [ 316.623555] dump_stack+0xf7/0x13b [ 316.627092] dump_header+0x160/0x63f [ 316.630803] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 316.636048] ? ___ratelimit+0x243/0x519 [ 316.640016] ? do_raw_spin_unlock+0x16a/0x250 [ 316.644513] oom_kill_process.cold.24+0xb/0xa1a [ 316.649176] ? out_of_memory+0x7f9/0x1030 [ 316.653320] ? lock_downgrade+0x7f0/0x7f0 [ 316.657469] out_of_memory+0x2b0/0x1030 [ 316.661444] ? oom_killer_disable+0x1a0/0x1a0 [ 316.665931] ? __alloc_pages_slowpath+0xb69/0x2650 [ 316.670853] __alloc_pages_slowpath+0x1ef3/0x2650 [ 316.675698] ? warn_alloc+0x100/0x100 [ 316.679494] ? get_page_from_freelist+0x9ee/0x23b0 [ 316.684424] ? __might_sleep+0x93/0xb0 [ 316.688304] __alloc_pages_nodemask+0x60d/0x770 [ 316.692958] ? __alloc_pages_slowpath+0x2650/0x2650 [ 316.698082] ? cache_grow_begin+0x331/0x3f0 [ 316.702428] cache_grow_begin+0x80/0x3f0 [ 316.706491] fallback_alloc+0x203/0x2c0 [ 316.710447] ____cache_alloc_node+0x1c7/0x1e0 [ 316.714944] __kmalloc_track_caller+0x20f/0x7a0 [ 316.719594] ? __register_sysctl_table+0x613/0xdf0 [ 316.724519] ? __addrconf_sysctl_register+0x82/0x410 [ 316.729610] kmemdup+0x1b/0x40 [ 316.732783] __addrconf_sysctl_register+0x82/0x410 [ 316.737695] ? ndisc_constructor+0x9f0/0x9f0 [ 316.742083] ? neigh_proc_dointvec_ms_jiffies+0x30/0x30 [ 316.747423] ? addrconf_exit_net+0x110/0x110 [ 316.751807] ? ___preempt_schedule+0x16/0x18 [ 316.756210] addrconf_sysctl_register+0xfd/0x190 [ 316.760964] ? _raw_write_unlock_bh+0x30/0x40 [ 316.765448] ipv6_add_dev+0x9d6/0xee0 [ 316.769242] addrconf_notify+0x4a2/0x1b10 [ 316.773369] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 316.778210] ? dropmon_net_event+0x219/0x410 [ 316.782607] ? inet6_ifinfo_notify+0x100/0x100 [ 316.787174] ? mutex_unlock+0xd/0x10 [ 316.790861] ? dropmon_net_event+0x336/0x410 [ 316.795244] ? mirred_device_event+0x37/0x190 [ 316.799718] notifier_call_chain+0xd6/0x150 [ 316.804027] raw_notifier_call_chain+0x11/0x20 [ 316.808602] call_netdevice_notifiers_info+0x4b/0x60 [ 316.813697] register_netdevice+0x98e/0xe50 [ 316.818116] ? netdev_change_features+0x80/0x80 [ 316.822779] ? nla_strlcpy+0xa7/0xf0 [ 316.826480] veth_newlink+0x488/0x960 [ 316.830261] ? veth_poll_controller+0x10/0x10 [ 316.834752] ? rtnl_create_link+0x1a8/0x950 [ 316.839092] ? ns_capable+0xe/0x10 [ 316.842619] ? __netlink_ns_capable+0xc3/0xf0 [ 316.847107] rtnl_newlink+0xbdd/0x1390 [ 316.850981] ? rtnl_link_unregister+0x270/0x270 [ 316.855630] ? avc_has_perm_noaudit+0x236/0x400 [ 316.860281] ? lock_downgrade+0x7f0/0x7f0 [ 316.864429] rtnetlink_rcv_msg+0x34c/0x9e0 [ 316.868641] ? rtnl_bridge_getlink+0x760/0x760 [ 316.873214] ? find_held_lock+0x36/0x1d0 [ 316.877267] netlink_rcv_skb+0x133/0x370 [ 316.881346] ? rtnl_bridge_getlink+0x760/0x760 [ 316.885916] ? netlink_ack+0xa00/0xa00 [ 316.889793] ? netlink_deliver_tap+0x8e/0x920 [ 316.894279] rtnetlink_rcv+0x10/0x20 [ 316.897969] netlink_unicast+0x40b/0x600 [ 316.902021] ? netlink_attachskb+0x6d0/0x6d0 [ 316.906426] netlink_sendmsg+0x730/0xbd0 [ 316.910512] ? netlink_unicast+0x600/0x600 [ 316.914744] ? selinux_socket_sendmsg+0x31/0x40 [ 316.919409] ? security_socket_sendmsg+0x6a/0xa0 [ 316.924248] ? netlink_unicast+0x600/0x600 [ 316.928464] sock_sendmsg+0xb5/0xf0 [ 316.932133] SYSC_sendto+0x1e3/0x2c0 [ 316.935829] ? SYSC_connect+0x2a0/0x2a0 [ 316.939783] ? __fd_install+0x1f0/0x5b0 [ 316.944048] ? fd_install+0x47/0x60 [ 316.947655] ? SyS_socket+0xdd/0x1a0 [ 316.951351] ? task_work_run+0xbf/0x170 [ 316.955301] ? move_addr_to_kernel+0x20/0x20 [ 316.959740] ? do_syscall_64+0x4c/0x5b0 [ 316.963697] ? SyS_getpeername+0x10/0x10 [ 316.967821] SyS_sendto+0x9/0x10 [ 316.971188] do_syscall_64+0x1c7/0x5b0 [ 316.975059] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 316.979921] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 316.985102] RIP: 0033:0x4161a3 [ 316.988272] RSP: 002b:00007ffc6b5c3d98 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 316.995964] RAX: ffffffffffffffda RBX: 0000000000c82200 RCX: 00000000004161a3 [ 317.003214] RDX: 000000000000006c RSI: 0000000000c82250 RDI: 0000000000000003 [ 317.010464] RBP: 0000000000000000 R08: 00007ffc6b5c3da0 R09: 000000000000000c [ 317.017713] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 317.025046] R13: 0000000000000000 R14: 0000000000c82250 R15: 0000000000000003 [ 317.033248] Mem-Info: [ 317.035672] active_anon:5991 inactive_anon:8092 isolated_anon:0 [ 317.035672] active_file:29 inactive_file:0 isolated_file:0 [ 317.035672] unevictable:0 dirty:0 writeback:0 unstable:0 [ 317.035672] slab_reclaimable:11339 slab_unreclaimable:117005 [ 317.035672] mapped:972 shmem:8292 pagetables:453 bounce:0 [ 317.035672] free:13757 free_pcp:126 free_cma:0 [ 317.042899] syz-executor.4: [ 317.068479] syz-executor.4: [ 317.068527] Node 0 active_anon:23424kB inactive_anon:24228kB active_file:32kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3836kB dirty:0kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 317.071533] syz-executor.2: [ 317.074530] Node 1 active_anon:364kB inactive_anon:8140kB active_file:12kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 317.119515] page allocation failure: order:0 [ 317.131648] Node 0 DMA free:10356kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 317.131661] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 317.131678] Node 0 DMA32 free:18208kB min:36384kB low:45480kB high:54576kB active_anon:23420kB inactive_anon:24228kB active_file:32kB inactive_file:32kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1672kB bounce:0kB free_pcp:184kB local_pcp:68kB free_cma:0kB [ 317.131688] lowmem_reserve[]: 0 0 0 0 0 [ 317.131704] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 317.131713] lowmem_reserve[]: 0 0 0 0 0 [ 317.131729] Node 1 Normal free:26604kB min:53504kB low:66880kB high:80256kB active_anon:364kB inactive_anon:8140kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:352kB pagetables:92kB bounce:0kB free_pcp:320kB local_pcp:200kB free_cma:0kB [ 317.131740] lowmem_reserve[]: 0 0 0 0 0 [ 317.131753] Node 0 DMA: 1*4kB (M) 2*8kB (ME) 2*16kB (ME) 6*32kB (UME) [ 317.145600] syz-executor.2: [ 317.174282] 2*64kB [ 317.200126] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 317.211383] page allocation failure: order:0 [ 317.229589] page allocation failure: order:0 [ 317.240533] (ME) [ 317.262681] (null) [ 317.273937] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 317.277966] syz-executor.4 cpuset= [ 317.287221] (null) [ 317.290314] / [ 317.296440] syz-executor.4 cpuset= [ 317.305631] page allocation failure: order:0 [ 317.312912] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 317.317862] / [ 317.327866] 10*128kB [ 317.329176] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 317.329599] (UME) [ 317.332029] (null) [ 317.332033] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 317.332051] CPU: 1 PID: 11157 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 317.332054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 317.332057] Call Trace: [ 317.332069] dump_stack+0xf7/0x13b [ 317.332079] warn_alloc.cold.110+0xa2/0x1be [ 317.332086] ? zone_watermark_ok_safe+0x260/0x260 [ 317.332092] ? usleep_range+0x120/0x120 [ 317.332097] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 317.332107] ? call_timer_fn+0x570/0x570 [ 317.349670] 8*256kB [ 317.356548] ? unreserve_highatomic_pageblock+0x315/0x450 [ 317.356559] __alloc_pages_slowpath+0x2052/0x2650 [ 317.356575] ? warn_alloc+0x100/0x100 [ 317.356582] ? get_page_from_freelist+0x26e/0x23b0 [ 317.356594] ? __might_sleep+0x93/0xb0 [ 317.356601] __alloc_pages_nodemask+0x60d/0x770 [ 317.356607] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 317.356614] ? __alloc_pages_slowpath+0x2650/0x2650 [ 317.375066] mems_allowed=0-1 [ 317.376414] ? wait_for_completion+0x440/0x440 [ 317.412905] (UME) [ 317.415826] alloc_pages_current+0xd6/0x1b0 [ 317.419699] 3*512kB (UME) [ 317.424503] ion_page_pool_alloc+0x102/0x180 [ 317.424510] ion_system_heap_allocate+0x14e/0x930 [ 317.424518] ? ion_system_heap_free+0x270/0x270 [ 317.424526] ion_alloc+0x216/0x770 [ 317.424534] ? ion_dma_buf_release+0x40/0x40 [ 317.424544] ? kasan_check_write+0x14/0x20 [ 317.424550] ion_ioctl+0xe2/0x1b6 [ 317.424554] ? ion_alloc.cold.15+0x32/0x32 [ 317.424564] do_vfs_ioctl+0x180/0xfb0 [ 317.424570] ? __fget+0x1ad/0x2f0 [ 317.424576] ? ioctl_preallocate+0x1a0/0x1a0 [ 317.424585] ? __fget+0x1ca/0x2f0 [ 317.424597] ? security_file_ioctl+0x6a/0xa0 [ 317.424604] ? SyS_clock_settime+0x1a0/0x1a0 [ 317.424608] ? security_file_ioctl+0x6a/0xa0 [ 317.424614] SyS_ioctl+0x74/0x80 [ 317.424620] ? do_vfs_ioctl+0xfb0/0xfb0 [ 317.424627] do_syscall_64+0x1c7/0x5b0 [ 317.424631] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 317.424645] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 317.460464] 3*1024kB [ 317.460577] RIP: 0033:0x45c4a9 [ 317.460581] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 317.460586] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 317.460589] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 317.460591] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 317.460594] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 317.460596] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 317.465288] syz-executor.2 cpuset= [ 317.468657] (UME) [ 317.470150] / [ 317.485898] CPU: 0 PID: 11273 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 317.490377] mems_allowed=0-1 [ 317.493682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 317.493686] Call Trace: [ 317.493702] dump_stack+0xf7/0x13b [ 317.493710] warn_alloc.cold.110+0xa2/0x1be [ 317.493716] ? zone_watermark_ok_safe+0x260/0x260 [ 317.493722] ? usleep_range+0x120/0x120 [ 317.493728] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 317.493738] ? call_timer_fn+0x570/0x570 [ 317.510635] mems_allowed=0-1 [ 317.514874] ? unreserve_highatomic_pageblock+0x315/0x450 [ 317.653540] __alloc_pages_slowpath+0x2052/0x2650 [ 317.658381] ? warn_alloc+0x100/0x100 [ 317.662182] ? get_page_from_freelist+0x26e/0x23b0 [ 317.667104] ? __might_sleep+0x93/0xb0 [ 317.670976] __alloc_pages_nodemask+0x60d/0x770 [ 317.675642] ? retint_kernel+0x2d/0x2d [ 317.679540] ? __alloc_pages_slowpath+0x2650/0x2650 [ 317.684542] ? wait_for_completion+0x440/0x440 [ 317.689232] alloc_pages_current+0xd6/0x1b0 [ 317.693545] ion_page_pool_alloc+0x102/0x180 [ 317.697949] ion_system_heap_allocate+0x14e/0x930 [ 317.702784] ? ion_system_heap_free+0x270/0x270 [ 317.707460] ion_alloc+0x216/0x770 [ 317.711000] ? ion_dma_buf_release+0x40/0x40 [ 317.715409] ? kasan_check_write+0x14/0x20 [ 317.719648] ion_ioctl+0xe2/0x1b6 [ 317.723087] ? ion_alloc.cold.15+0x32/0x32 [ 317.727383] do_vfs_ioctl+0x180/0xfb0 [ 317.730623] Mem-Info: [ 317.731179] ? __fget+0x1ad/0x2f0 [ 317.731186] ? ioctl_preallocate+0x1a0/0x1a0 [ 317.733588] active_anon:5947 inactive_anon:8092 isolated_anon:0 [ 317.733588] active_file:12 inactive_file:11 isolated_file:0 [ 317.733588] unevictable:0 dirty:0 writeback:0 unstable:0 [ 317.733588] slab_reclaimable:11339 slab_unreclaimable:117001 [ 317.733588] mapped:959 shmem:8292 pagetables:445 bounce:0 [ 317.733588] free:13761 free_pcp:154 free_cma:0 [ 317.737023] ? __fget+0x1ca/0x2f0 [ 317.760636] Node 0 active_anon:23424kB inactive_anon:24228kB active_file:32kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3836kB dirty:0kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 317.774234] ? security_file_ioctl+0x6a/0xa0 [ 317.774243] ? SyS_clock_settime+0x1a0/0x1a0 [ 317.774246] ? security_file_ioctl+0x6a/0xa0 [ 317.774253] SyS_ioctl+0x74/0x80 [ 317.774260] ? do_vfs_ioctl+0xfb0/0xfb0 [ 317.774270] do_syscall_64+0x1c7/0x5b0 [ 317.800611] Node 1 active_anon:364kB inactive_anon:8140kB active_file:16kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 317.805126] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 317.809514] Node 0 [ 317.813910] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 317.813915] RIP: 0033:0x45c4a9 [ 317.813918] RSP: 002b:00007f67c2a91c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 317.813923] RAX: ffffffffffffffda RBX: 00007f67c2a926d4 RCX: 000000000045c4a9 [ 317.813926] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 317.813929] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 317.813931] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 317.813936] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 317.860608] DMA free:10356kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 317.870617] 1*2048kB [ 317.876234] CPU: 1 PID: 11286 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 317.879177] (E) [ 317.886433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 317.886437] Call Trace: [ 317.886451] dump_stack+0xf7/0x13b [ 317.886459] warn_alloc.cold.110+0xa2/0x1be [ 317.886466] ? zone_watermark_ok_safe+0x260/0x260 [ 317.886471] ? usleep_range+0x120/0x120 [ 317.886477] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 317.886485] ? call_timer_fn+0x570/0x570 [ 317.886492] ? unreserve_highatomic_pageblock+0x315/0x450 [ 317.886500] __alloc_pages_slowpath+0x2052/0x2650 [ 317.886514] ? warn_alloc+0x100/0x100 [ 317.886520] ? get_page_from_freelist+0x26e/0x23b0 [ 317.886533] ? __might_sleep+0x93/0xb0 [ 317.886540] __alloc_pages_nodemask+0x60d/0x770 [ 317.886545] ? retint_kernel+0x2d/0x2d [ 317.886551] ? __alloc_pages_slowpath+0x2650/0x2650 [ 317.886559] ? wait_for_completion+0x440/0x440 [ 317.886565] ? __list_del_entry_valid+0xb6/0xf3 [ 317.886575] alloc_pages_current+0xd6/0x1b0 [ 317.886584] ion_page_pool_alloc+0x102/0x180 [ 317.886589] ion_system_heap_allocate+0x14e/0x930 [ 317.886597] ? ion_system_heap_free+0x270/0x270 [ 317.886607] ion_alloc+0x216/0x770 [ 317.908101] 0*4096kB [ 317.908428] ? ion_dma_buf_release+0x40/0x40 [ 317.926467] = 10356kB [ 317.941553] ? kasan_check_write+0x14/0x20 [ 317.941564] ion_ioctl+0xe2/0x1b6 [ 317.941570] ? ion_alloc.cold.15+0x32/0x32 [ 317.941580] do_vfs_ioctl+0x180/0xfb0 [ 317.941585] ? __fget+0x1ad/0x2f0 [ 317.941591] ? ioctl_preallocate+0x1a0/0x1a0 [ 317.941599] ? __fget+0x1ca/0x2f0 [ 317.941609] ? security_file_ioctl+0x6a/0xa0 [ 317.941615] ? SyS_clock_settime+0x1a0/0x1a0 [ 317.941619] ? security_file_ioctl+0x6a/0xa0 [ 317.941624] SyS_ioctl+0x74/0x80 [ 317.941630] ? do_vfs_ioctl+0xfb0/0xfb0 [ 317.941637] do_syscall_64+0x1c7/0x5b0 [ 317.941641] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 317.941652] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 317.941657] RIP: 0033:0x45c4a9 [ 317.941660] RSP: 002b:00007f67c2a70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 317.941666] RAX: ffffffffffffffda RBX: 00007f67c2a716d4 RCX: 000000000045c4a9 [ 317.941669] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 317.941672] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 317.941675] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 317.941678] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 317.945551] CPU: 1 PID: 11137 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 317.962842] Node 0 [ 317.963353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 317.965927] DMA32: [ 317.969451] Call Trace: [ 317.984619] 259*4kB [ 317.987627] dump_stack+0xf7/0x13b [ 317.998067] (ME) [ 318.002155] warn_alloc.cold.110+0xa2/0x1be [ 318.002163] ? zone_watermark_ok_safe+0x260/0x260 [ 318.002168] ? usleep_range+0x120/0x120 [ 318.002174] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 318.002183] ? call_timer_fn+0x570/0x570 [ 318.002190] ? unreserve_highatomic_pageblock+0x315/0x450 [ 318.002200] __alloc_pages_slowpath+0x2052/0x2650 [ 318.002216] ? warn_alloc+0x100/0x100 [ 318.002223] ? get_page_from_freelist+0x26e/0x23b0 [ 318.002236] ? __might_sleep+0x93/0xb0 [ 318.002243] __alloc_pages_nodemask+0x60d/0x770 [ 318.002252] ? __alloc_pages_slowpath+0x2650/0x2650 [ 318.010330] 177*8kB [ 318.010963] ? wait_for_completion+0x440/0x440 [ 318.010970] ? __list_del_entry_valid+0xb6/0xf3 [ 318.010978] alloc_pages_current+0xd6/0x1b0 [ 318.010988] ion_page_pool_alloc+0x102/0x180 [ 318.010994] ion_system_heap_allocate+0x14e/0x930 [ 318.011002] ? ion_system_heap_free+0x270/0x270 [ 318.011012] ion_alloc+0x216/0x770 [ 318.011022] ? ion_dma_buf_release+0x40/0x40 [ 318.011031] ? kasan_check_write+0x14/0x20 [ 318.011038] ion_ioctl+0xe2/0x1b6 [ 318.011044] ? ion_alloc.cold.15+0x32/0x32 [ 318.011056] do_vfs_ioctl+0x180/0xfb0 [ 318.011061] ? __fget+0x1ad/0x2f0 [ 318.011068] ? ioctl_preallocate+0x1a0/0x1a0 [ 318.025316] (ME) [ 318.028470] ? __fget+0x1ca/0x2f0 [ 318.038022] 75*16kB [ 318.041989] ? security_file_ioctl+0x6a/0xa0 [ 318.041998] ? SyS_clock_settime+0x1a0/0x1a0 [ 318.042001] ? security_file_ioctl+0x6a/0xa0 [ 318.042009] SyS_ioctl+0x74/0x80 [ 318.042016] ? do_vfs_ioctl+0xfb0/0xfb0 [ 318.042023] do_syscall_64+0x1c7/0x5b0 [ 318.042028] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 318.042039] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 318.042044] RIP: 0033:0x45c4a9 [ 318.042046] RSP: 002b:00007f19efdf5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 318.042052] RAX: ffffffffffffffda RBX: 00007f19efdf66d4 RCX: 000000000045c4a9 [ 318.042056] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 318.056791] (ME) [ 318.059452] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 318.063970] 17*32kB [ 318.066233] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 318.068628] (ME) [ 318.072836] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 318.073910] lowmem_reserve[]: [ 318.089544] 17*64kB [ 318.092339] 0 2570 2570 2570 [ 318.109616] (UME) [ 318.112454] 2570 [ 318.112461] Node 0 DMA32 free:18084kB min:36384kB low:45480kB high:54576kB active_anon:23420kB inactive_anon:24228kB active_file:32kB inactive_file:32kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1672kB bounce:0kB free_pcp:296kB local_pcp:116kB free_cma:0kB [ 318.112482] lowmem_reserve[]: 0 0 0 0 0 [ 318.112516] Node 0 [ 318.116476] 10*128kB [ 318.120342] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 318.145210] (UME) [ 318.158407] syz-executor.4: [ 318.177193] 3*256kB [ 318.177797] lowmem_reserve[]: [ 318.199643] (UE) [ 318.202677] page allocation failure: order:4 [ 318.209144] 21*512kB [ 318.210051] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 318.228402] (U) [ 318.232370] 0 0 0 0 0 [ 318.232386] Node 1 Normal free:26636kB min:53504kB low:66880kB high:80256kB active_anon:364kB inactive_anon:8140kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:352kB pagetables:92kB bounce:0kB free_pcp:320kB local_pcp:120kB free_cma:0kB [ 318.232398] lowmem_reserve[]: 0 0 0 0 0 [ 318.232413] Node 0 DMA: 1*4kB (M) 2*8kB (ME) 2*16kB (ME) 6*32kB (UME) 2*64kB (ME) [ 318.253882] 0*1024kB [ 318.255437] (null) [ 318.260089] 0*2048kB [ 318.265116] 10*128kB (UME) 8*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 1*2048kB (E) 0*4096kB = 10356kB [ 318.265143] Node 0 DMA32: 260*4kB (UME) 180*8kB (UME) 75*16kB (ME) 17*32kB (ME) 17*64kB (UME) 10*128kB (UME) 3*256kB (UE) 21*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 18112kB [ 318.265194] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB [ 318.284431] 0*4096kB [ 318.296240] syz-executor.4 cpuset= [ 318.313307] = 18084kB [ 318.330599] 0*512kB [ 318.381820] Node 0 [ 318.400571] / [ 318.452692] Normal: [ 318.535656] 0*1024kB [ 318.652451] mems_allowed=0-1 [ 318.658103] CPU: 1 PID: 11286 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 318.665971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 318.675316] Call Trace: [ 318.677896] dump_stack+0xf7/0x13b [ 318.681430] warn_alloc.cold.110+0xa2/0x1be [ 318.683166] 0*4kB [ 318.685745] ? zone_watermark_ok_safe+0x260/0x260 [ 318.685759] ? __alloc_pages_direct_compact+0xc2/0x330 [ 318.685767] __alloc_pages_slowpath+0x2052/0x2650 [ 318.685779] ? trace_hardirqs_off+0x10/0x10 [ 318.685788] ? warn_alloc+0x100/0x100 [ 318.685796] ? get_page_from_freelist+0x9ee/0x23b0 [ 318.685806] ? __might_sleep+0x93/0xb0 [ 318.685815] __alloc_pages_nodemask+0x60d/0x770 [ 318.688095] 0*8kB [ 318.692796] ? trace_hardirqs_off+0x10/0x10 [ 318.692802] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 318.692807] ? retint_kernel+0x2d/0x2d [ 318.692814] ? __alloc_pages_slowpath+0x2650/0x2650 [ 318.692820] ? wait_for_completion+0x440/0x440 [ 318.692829] alloc_pages_current+0xd6/0x1b0 [ 318.692838] ion_page_pool_alloc+0x102/0x180 [ 318.692844] ion_system_heap_allocate+0x14e/0x930 [ 318.692848] ? do_raw_spin_unlock+0x16a/0x250 [ 318.692855] ? ion_system_heap_free+0x270/0x270 [ 318.692865] ion_alloc+0x27f/0x770 [ 318.692874] ? ion_dma_buf_release+0x40/0x40 [ 318.692882] ? kasan_check_write+0x14/0x20 [ 318.692889] ion_ioctl+0xe2/0x1b6 [ 318.692896] ? ion_alloc.cold.15+0x32/0x32 [ 318.698748] 0*16kB [ 318.702996] do_vfs_ioctl+0x180/0xfb0 [ 318.703003] ? __fget+0x1ad/0x2f0 [ 318.703008] ? ioctl_preallocate+0x1a0/0x1a0 [ 318.703016] ? __fget+0x1ca/0x2f0 [ 318.703026] ? security_file_ioctl+0x6a/0xa0 [ 318.703032] ? SyS_clock_settime+0x1a0/0x1a0 [ 318.703036] ? security_file_ioctl+0x6a/0xa0 [ 318.703042] SyS_ioctl+0x74/0x80 [ 318.703047] ? do_vfs_ioctl+0xfb0/0xfb0 [ 318.703053] do_syscall_64+0x1c7/0x5b0 [ 318.703058] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 318.703073] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 318.707633] 0*32kB [ 318.711160] RIP: 0033:0x45c4a9 [ 318.711163] RSP: 002b:00007f67c2a70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 318.711170] RAX: ffffffffffffffda RBX: 00007f67c2a716d4 RCX: 000000000045c4a9 [ 318.711172] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 318.711175] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 318.711177] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 318.711180] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 318.824158] warn_alloc_show_mem: 2 callbacks suppressed [ 318.824161] Mem-Info: [ 318.926913] 0*2048kB 0*4096kB = 0kB [ 318.944583] Node 1 Normal: 753*4kB (UME) 536*8kB (UME) 523*16kB (UME) 321*32kB (UM) 10*64kB (M) 3*128kB (M) 3*256kB (UM) 2*512kB (M) 1*1024kB (U) 0*2048kB 2*4096kB (U) = 37972kB [ 319.006184] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 319.020901] 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 319.040788] Node 1 Normal: 876*4kB (UME) 697*8kB (UME) 581*16kB (UME) 635*32kB (UM) 101*64kB (UM) 49*128kB (U) 44*256kB (U) 43*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 84712kB [ 319.045552] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 319.091734] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 319.104333] syz-executor.4: [ 319.104338] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 319.104343] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 319.107349] page allocation failure: order:4 [ 319.127255] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 319.133295] 9083 total pagecache pages [ 319.140796] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 319.149733] CPU: 0 PID: 11137 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 319.157607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 319.160994] 0 pages in swap cache [ 319.166955] Call Trace: [ 319.170410] Swap cache stats: add 0, delete 0, find 0/0 [ 319.172980] dump_stack+0xf7/0x13b [ 319.172988] warn_alloc.cold.110+0xa2/0x1be [ 319.172995] ? zone_watermark_ok_safe+0x260/0x260 [ 319.173010] ? __alloc_pages_direct_compact+0xc2/0x330 [ 319.190515] active_anon:5948 inactive_anon:8092 isolated_anon:0 [ 319.190515] active_file:160 inactive_file:675 isolated_file:0 [ 319.190515] unevictable:0 dirty:4 writeback:0 unstable:0 [ 319.190515] slab_reclaimable:11339 slab_unreclaimable:117643 [ 319.190515] mapped:1616 shmem:8292 pagetables:445 bounce:0 [ 319.190515] free:31108 free_pcp:51 free_cma:0 [ 319.191103] __alloc_pages_slowpath+0x2052/0x2650 [ 319.196365] Node 0 active_anon:23424kB inactive_anon:24228kB active_file:536kB inactive_file:2664kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6368kB dirty:16kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 319.229315] ? trace_hardirqs_off+0x10/0x10 [ 319.229325] ? warn_alloc+0x100/0x100 [ 319.229331] ? get_page_from_freelist+0x9ee/0x23b0 [ 319.229342] ? __might_sleep+0x93/0xb0 [ 319.229350] __alloc_pages_nodemask+0x60d/0x770 [ 319.240503] Free swap = 0kB [ 319.261832] ? trace_hardirqs_off+0x10/0x10 [ 319.261839] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 319.261850] ? __alloc_pages_slowpath+0x2650/0x2650 [ 319.290493] Total swap = 0kB [ 319.290688] ? wait_for_completion+0x440/0x440 [ 319.295510] 1965979 pages RAM [ 319.300505] alloc_pages_current+0xd6/0x1b0 [ 319.300515] ion_page_pool_alloc+0x102/0x180 [ 319.300521] ion_system_heap_allocate+0x14e/0x930 [ 319.300527] ? do_raw_spin_unlock+0x16a/0x250 [ 319.310506] Node 1 active_anon:368kB inactive_anon:8140kB active_file:104kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96kB dirty:0kB writeback:0kB shmem:8204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 319.311191] ? ion_system_heap_free+0x270/0x270 [ 319.315492] Node 0 [ 319.319894] ion_alloc+0x27f/0x770 [ 319.330495] 0 pages HighMem/MovableOnly [ 319.355907] ? ion_dma_buf_release+0x40/0x40 [ 319.355917] ? kasan_check_write+0x14/0x20 [ 319.355925] ion_ioctl+0xe2/0x1b6 [ 319.370509] DMA free:10436kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:60kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 319.374698] ? ion_alloc.cold.15+0x32/0x32 [ 319.378912] lowmem_reserve[]: [ 319.382348] do_vfs_ioctl+0x180/0xfb0 [ 319.382354] ? __fget+0x1ad/0x2f0 [ 319.382361] ? ioctl_preallocate+0x1a0/0x1a0 [ 319.382370] ? __fget+0x1ca/0x2f0 [ 319.430498] 335847 pages reserved [ 319.430666] ? security_file_ioctl+0x6a/0xa0 [ 319.434095] 0 pages cma reserved [ 319.438486] ? SyS_clock_settime+0x1a0/0x1a0 [ 319.446227] ? security_file_ioctl+0x6a/0xa0 [ 319.450636] SyS_ioctl+0x74/0x80 [ 319.453996] ? do_vfs_ioctl+0xfb0/0xfb0 [ 319.457974] do_syscall_64+0x1c7/0x5b0 [ 319.462018] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 319.466875] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 319.470514] 0 [ 319.472062] RIP: 0033:0x45c4a9 [ 319.472063] 2570 2570 [ 319.473852] RSP: 002b:00007f19efdf5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 319.477064] 2570 [ 319.479555] RAX: ffffffffffffffda RBX: 00007f19efdf66d4 RCX: 000000000045c4a9 [ 319.496665] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 319.503939] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 319.510502] 2570 [ 319.511787] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 319.513840] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 319.515472] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 319.528981] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 319.545651] (null) [ 319.546283] syz-executor.2: [ 319.548351] syz-executor.4 cpuset= [ 319.548945] Node 0 [ 319.552168] / [ 319.557762] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 319.563782] page allocation failure: order:4 [ 319.568650] mems_allowed=0-1 [ 319.570563] DMA32 free:73608kB min:36384kB low:45480kB high:54576kB active_anon:23420kB inactive_anon:24228kB active_file:536kB inactive_file:3204kB unevictable:0kB writepending:16kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1672kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 319.573309] CPU: 0 PID: 11273 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 319.581650] lowmem_reserve[]: [ 319.604627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 319.604631] Call Trace: [ 319.604645] dump_stack+0xf7/0x13b [ 319.604654] warn_alloc.cold.110+0xa2/0x1be [ 319.604661] ? zone_watermark_ok_safe+0x260/0x260 [ 319.604674] ? __alloc_pages_direct_compact+0xc2/0x330 [ 319.604681] __alloc_pages_slowpath+0x2052/0x2650 [ 319.604693] ? trace_hardirqs_off+0x10/0x10 [ 319.604701] ? warn_alloc+0x100/0x100 [ 319.614354] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 319.616298] ? get_page_from_freelist+0x9ee/0x23b0 [ 319.616312] ? __might_sleep+0x93/0xb0 [ 319.616323] __alloc_pages_nodemask+0x60d/0x770 [ 319.638877] (null) [ 319.640938] ? trace_hardirqs_off+0x10/0x10 [ 319.640944] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 319.640949] ? retint_kernel+0x2d/0x2d [ 319.640959] ? __alloc_pages_slowpath+0x2650/0x2650 [ 319.640966] ? wait_for_completion+0x440/0x440 [ 319.640975] alloc_pages_current+0xd6/0x1b0 [ 319.650495] syz-executor.2 cpuset= [ 319.651163] ion_page_pool_alloc+0x102/0x180 [ 319.658774] / [ 319.659252] ion_system_heap_allocate+0x14e/0x930 [ 319.673976] mems_allowed=0-1 [ 319.675122] ? do_raw_spin_unlock+0x16a/0x250 [ 319.675131] ? ion_system_heap_free+0x270/0x270 [ 319.675141] ion_alloc+0x27f/0x770 [ 319.688546] 0 [ 319.691059] ? ion_dma_buf_release+0x40/0x40 [ 319.691068] ? kasan_check_write+0x14/0x20 [ 319.691075] ion_ioctl+0xe2/0x1b6 [ 319.691080] ? ion_alloc.cold.15+0x32/0x32 [ 319.691091] do_vfs_ioctl+0x180/0xfb0 [ 319.700506] 0 [ 319.704665] ? __fget+0x1ad/0x2f0 [ 319.704674] ? ioctl_preallocate+0x1a0/0x1a0 [ 319.704682] ? __fget+0x1ca/0x2f0 [ 319.704695] ? security_file_ioctl+0x6a/0xa0 [ 319.730523] 0 [ 319.731021] ? SyS_clock_settime+0x1a0/0x1a0 [ 319.735812] 0 [ 319.739297] ? security_file_ioctl+0x6a/0xa0 [ 319.739307] SyS_ioctl+0x74/0x80 [ 319.739314] ? do_vfs_ioctl+0xfb0/0xfb0 [ 319.739321] do_syscall_64+0x1c7/0x5b0 [ 319.739327] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 319.748778] 0 [ 319.749873] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 319.749880] RIP: 0033:0x45c4a9 [ 319.749883] RSP: 002b:00007f67c2a91c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 319.749889] RAX: ffffffffffffffda RBX: 00007f67c2a926d4 RCX: 000000000045c4a9 [ 319.749894] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 319.770970] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 319.774404] Node 0 [ 319.778800] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 319.778805] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 319.810484] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 319.815694] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 319.818330] lowmem_reserve[]: [ 319.825833] 9379 total pagecache pages [ 319.839206] CPU: 1 PID: 11157 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 319.840880] 0 pages in swap cache [ 319.847584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 319.847590] Call Trace: [ 319.849820] Swap cache stats: add 0, delete 0, find 0/0 [ 319.857091] dump_stack+0xf7/0x13b [ 319.857099] warn_alloc.cold.110+0xa2/0x1be [ 319.857106] ? zone_watermark_ok_safe+0x260/0x260 [ 319.857122] ? __alloc_pages_direct_compact+0xc2/0x330 [ 319.857129] __alloc_pages_slowpath+0x2052/0x2650 [ 319.857140] ? trace_hardirqs_off+0x10/0x10 [ 319.857148] ? warn_alloc+0x100/0x100 [ 319.857154] ? get_page_from_freelist+0x9ee/0x23b0 [ 319.857166] ? __might_sleep+0x93/0xb0 [ 319.857173] __alloc_pages_nodemask+0x60d/0x770 [ 319.857179] ? trace_hardirqs_off+0x10/0x10 [ 319.864948] Free swap = 0kB [ 319.889628] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 319.889641] ? __alloc_pages_slowpath+0x2650/0x2650 [ 319.889648] ? wait_for_completion+0x440/0x440 [ 319.889656] alloc_pages_current+0xd6/0x1b0 [ 319.889665] ion_page_pool_alloc+0x102/0x180 [ 319.889671] ion_system_heap_allocate+0x14e/0x930 [ 319.889676] ? do_raw_spin_unlock+0x16a/0x250 [ 319.889682] ? ion_system_heap_free+0x270/0x270 [ 319.889692] ion_alloc+0x27f/0x770 [ 319.889700] ? ion_dma_buf_release+0x40/0x40 [ 319.889708] ? kasan_check_write+0x14/0x20 [ 319.889714] ion_ioctl+0xe2/0x1b6 [ 319.889719] ? ion_alloc.cold.15+0x32/0x32 [ 319.889730] do_vfs_ioctl+0x180/0xfb0 [ 319.889736] ? __fget+0x1ad/0x2f0 [ 319.889744] ? ioctl_preallocate+0x1a0/0x1a0 [ 319.898742] Total swap = 0kB [ 319.901435] ? __fget+0x1ca/0x2f0 [ 319.901447] ? security_file_ioctl+0x6a/0xa0 [ 319.901454] ? SyS_clock_settime+0x1a0/0x1a0 [ 319.901457] ? security_file_ioctl+0x6a/0xa0 [ 319.901465] SyS_ioctl+0x74/0x80 [ 319.901471] ? do_vfs_ioctl+0xfb0/0xfb0 [ 319.901478] do_syscall_64+0x1c7/0x5b0 [ 319.901484] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 319.906506] 1965979 pages RAM [ 319.913261] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 319.913267] RIP: 0033:0x45c4a9 [ 319.913270] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 319.913276] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 319.913279] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 319.913281] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 319.913283] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 319.913286] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 319.930466] 0 [ 319.935752] 0 pages HighMem/MovableOnly [ 319.937726] 0 [ 319.948546] 335847 pages reserved [ 319.980481] 0 [ 319.988789] 0 pages cma reserved [ 320.000468] 0 [ 320.006338] Out of memory: Kill process 6446 (syz-execprog) score 1 or sacrifice child [ 320.009731] 0 [ 320.014859] Killed process 10989 (syz-executor.3) total-vm:39756kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB [ 320.051817] warn_alloc_show_mem: 1 callbacks suppressed [ 320.051821] Mem-Info: [ 320.060481] Node 1 [ 320.067108] active_anon:5949 inactive_anon:8092 isolated_anon:0 [ 320.067108] active_file:364 inactive_file:705 isolated_file:0 [ 320.067108] unevictable:0 dirty:18 writeback:0 unstable:0 [ 320.067108] slab_reclaimable:11329 slab_unreclaimable:119644 [ 320.067108] mapped:1908 shmem:8292 pagetables:445 bounce:0 [ 320.067108] free:30192 free_pcp:105 free_cma:0 [ 320.090466] Normal free:41456kB min:53504kB low:66880kB high:80256kB active_anon:368kB inactive_anon:8140kB active_file:12kB inactive_file:16kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:352kB pagetables:92kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 320.097888] bridge0: port 1(bridge_slave_0) entered blocking state [ 320.120468] lowmem_reserve[]: [ 320.165559] Node 0 active_anon:23428kB inactive_anon:24228kB active_file:1444kB inactive_file:3304kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8032kB dirty:72kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 320.219158] 0 [ 320.235343] in:imklog invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask= [ 320.296693] bridge0: port 1(bridge_slave_0) entered disabled state [ 320.302816] 0 0 0 0 [ 320.326963] device bridge_slave_0 entered promiscuous mode [ 320.334945] Node 0 DMA: 2*4kB (UM) 2*8kB (ME) 2*16kB (ME) 7*32kB (UME) 2*64kB (ME) 2*128kB (ME) 8*256kB (UME) 3*512kB (UME) 4*1024kB (UME) 1*2048kB (E) 0*4096kB = 10392kB [ 320.370140] (null), order=0, oom_score_adj=0 [ 320.374723] in:imklog cpuset=/ mems_allowed=0-1 [ 320.379425] CPU: 0 PID: 5941 Comm: in:imklog Not tainted 4.14.175-syzkaller #0 [ 320.379655] Node 0 [ 320.386780] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 320.386783] Call Trace: [ 320.386797] dump_stack+0xf7/0x13b [ 320.386807] dump_header+0x160/0x63f [ 320.386814] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 320.386821] ? ___ratelimit+0x243/0x519 [ 320.386825] ? do_raw_spin_unlock+0x16a/0x250 [ 320.386832] oom_kill_process.cold.24+0xb/0xa1a [ 320.386836] ? out_of_memory+0x7f9/0x1030 [ 320.386842] ? lock_downgrade+0x7f0/0x7f0 [ 320.386853] out_of_memory+0x2b0/0x1030 [ 320.386860] ? oom_killer_disable+0x1a0/0x1a0 [ 320.386869] ? __alloc_pages_slowpath+0xb69/0x2650 [ 320.386876] __alloc_pages_slowpath+0x1ef3/0x2650 [ 320.386893] ? warn_alloc+0x100/0x100 [ 320.386901] ? get_page_from_freelist+0x26e/0x23b0 [ 320.386914] ? __might_sleep+0x93/0xb0 [ 320.386920] __alloc_pages_nodemask+0x60d/0x770 [ 320.386935] ? __alloc_pages_slowpath+0x2650/0x2650 [ 320.386941] ? lock_downgrade+0x7f0/0x7f0 [ 320.403403] DMA32: [ 320.404623] alloc_pages_current+0xd6/0x1b0 [ 320.408311] 252*4kB [ 320.413408] __page_cache_alloc+0x1da/0x330 [ 320.413414] filemap_fault+0xbc4/0x1ae0 [ 320.413425] ? __lock_page_or_retry+0x820/0x820 [ 320.413433] ? lock_acquire+0x173/0x400 [ 320.413439] ? ext4_filemap_fault+0x75/0xb0 [ 320.413450] ext4_filemap_fault+0x7d/0xb0 [ 320.420017] (UME) [ 320.421928] __do_fault+0xf3/0x340 [ 320.421934] __handle_mm_fault+0x21eb/0x3870 [ 320.421941] ? copy_page_range+0x1d10/0x1d10 [ 320.421948] ? find_held_lock+0x36/0x1d0 [ 320.421964] handle_mm_fault+0x234/0x6e0 [ 320.426607] 142*8kB (UME) [ 320.430749] ? find_vma+0x1a/0x150 [ 320.430761] __do_page_fault+0x44d/0xb00 [ 320.430766] ? SyS_read+0x1c5/0x250 [ 320.430772] ? firmware_map_remove+0x177/0x177 [ 320.430780] ? vmalloc_fault+0xc90/0xc90 [ 320.430788] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 320.434922] 40*16kB [ 320.438885] ? page_fault+0x2f/0x50 [ 320.443414] (ME) [ 320.448294] do_page_fault+0x64/0x3fb [ 320.453144] 439*32kB [ 320.456908] ? page_fault+0x2f/0x50 [ 320.461832] (UME) [ 320.465692] page_fault+0x45/0x50 [ 320.470340] 1*64kB (M) [ 320.475349] RIP: 0033:0x7f42091d073f [ 320.475353] RSP: 002b:00007f420877f590 EFLAGS: 00010207 [ 320.475358] RAX: 0000000000000164 RBX: 0000000000000000 RCX: 00007f420ade322d [ 320.475360] RDX: 0000000000000164 RSI: 00007f420877fda0 RDI: 0000000000000000 [ 320.475363] RBP: 0000559d1ce569d0 R08: 0000000000000000 R09: 0000000004000001 [ 320.475365] R10: 0000000000000001 R11: 0000000000000000 R12: 00007f420877fda0 [ 320.475368] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f420877fde9 [ 320.476455] syz-executor.2: [ 320.479530] 0*128kB [ 320.490583] Node 1 active_anon:368kB inactive_anon:8140kB active_file:12kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 320.493746] syz-executor.2: [ 320.497668] Node 0 [ 320.510630] page allocation failure: order:0 [ 320.514763] DMA free:10376kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 320.522099] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 320.525045] lowmem_reserve[]: [ 320.529440] (null) [ 320.529446] syz-executor.2 cpuset= [ 320.533676] 0 2570 2570 2570 2570 [ 320.533690] Node 0 DMA32 free:17700kB min:36384kB low:45480kB high:54576kB active_anon:23424kB inactive_anon:24228kB active_file:348kB inactive_file:312kB unevictable:0kB writepending:72kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1672kB bounce:0kB free_pcp:124kB local_pcp:0kB free_cma:0kB [ 320.533702] lowmem_reserve[]: 0 0 0 0 0 [ 320.533716] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 320.533726] lowmem_reserve[]: 0 0 0 0 0 [ 320.533741] Node 1 Normal free:26688kB min:53504kB low:66880kB high:80256kB active_anon:368kB inactive_anon:8140kB active_file:12kB inactive_file:16kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:320kB pagetables:92kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 320.533751] lowmem_reserve[]: 0 0 0 0 0 [ 320.549439] page allocation failure: order:0 [ 320.552083] Node 0 DMA: 2*4kB (UM) 2*8kB (ME) 2*16kB (ME) 7*32kB (UME) 2*64kB (ME) 2*128kB (ME) 8*256kB (UME) 3*512kB [ 320.560111] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 320.566037] (UME) [ 320.570239] (null) [ 320.572269] 4*1024kB (UME) 1*2048kB (E) 0*4096kB = 10392kB [ 320.572285] Node 0 DMA32: 252*4kB (UME) [ 320.576598] syz-executor.2 cpuset= [ 320.578151] 142*8kB (UME) [ 320.584563] / [ 320.596560] 40*16kB [ 320.605909] 0*256kB [ 320.612182] (ME) [ 320.616585] / [ 320.629630] 439*32kB [ 320.635215] 0*512kB [ 320.640146] (UME) [ 320.641460] mems_allowed=0-1 [ 320.641471] CPU: 1 PID: 11157 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 320.641474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 320.641477] Call Trace: [ 320.641490] dump_stack+0xf7/0x13b [ 320.641499] warn_alloc.cold.110+0xa2/0x1be [ 320.641506] ? zone_watermark_ok_safe+0x260/0x260 [ 320.641511] ? usleep_range+0x120/0x120 [ 320.641517] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 320.652459] 1*64kB [ 320.670385] ? call_timer_fn+0x570/0x570 [ 320.670394] ? unreserve_highatomic_pageblock+0x315/0x450 [ 320.670404] __alloc_pages_slowpath+0x2052/0x2650 [ 320.670420] ? warn_alloc+0x100/0x100 [ 320.670426] ? get_page_from_freelist+0x26e/0x23b0 [ 320.670440] ? __might_sleep+0x93/0xb0 [ 320.670452] __alloc_pages_nodemask+0x60d/0x770 [ 320.670457] ? trace_hardirqs_off+0x10/0x10 [ 320.670463] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 320.670471] ? __alloc_pages_slowpath+0x2650/0x2650 [ 320.670479] ? wait_for_completion+0x440/0x440 [ 320.670489] alloc_pages_current+0xd6/0x1b0 [ 320.670499] ion_page_pool_alloc+0x102/0x180 [ 320.670505] ion_system_heap_allocate+0x14e/0x930 [ 320.670510] ? do_raw_spin_unlock+0x16a/0x250 [ 320.670516] ? ion_system_heap_free+0x270/0x270 [ 320.670527] ion_alloc+0x27f/0x770 [ 320.681803] Mem-Info: [ 320.705874] ? ion_dma_buf_release+0x40/0x40 [ 320.705886] ? kasan_check_write+0x14/0x20 [ 320.705893] ion_ioctl+0xe2/0x1b6 [ 320.705898] ? ion_alloc.cold.15+0x32/0x32 [ 320.705908] do_vfs_ioctl+0x180/0xfb0 [ 320.705913] ? __fget+0x1ad/0x2f0 [ 320.705919] ? ioctl_preallocate+0x1a0/0x1a0 [ 320.705926] ? __fget+0x1ca/0x2f0 [ 320.705936] ? security_file_ioctl+0x6a/0xa0 [ 320.705942] ? SyS_clock_settime+0x1a0/0x1a0 [ 320.705946] ? security_file_ioctl+0x6a/0xa0 [ 320.705951] SyS_ioctl+0x74/0x80 [ 320.705956] ? do_vfs_ioctl+0xfb0/0xfb0 [ 320.705963] do_syscall_64+0x1c7/0x5b0 [ 320.705968] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 320.705979] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 320.705984] RIP: 0033:0x45c4a9 [ 320.705987] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 320.705994] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 320.705997] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 320.705999] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 320.706002] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 320.706005] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 320.711759] 1*1024kB [ 320.720245] (M) [ 320.727668] mems_allowed=0-1 [ 320.761701] active_anon:5949 inactive_anon:8092 isolated_anon:0 [ 320.761701] active_file:12 inactive_file:26 isolated_file:0 [ 320.761701] unevictable:0 dirty:18 writeback:0 unstable:0 [ 320.761701] slab_reclaimable:11329 slab_unreclaimable:119644 [ 320.761701] mapped:1108 shmem:8292 pagetables:445 bounce:0 [ 320.761701] free:13691 free_pcp:91 free_cma:0 [ 320.791538] (M) [ 320.827859] 0*128kB [ 320.844594] 0*2048kB [ 320.851137] 0*256kB [ 320.861797] CPU: 1 PID: 11137 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 320.866905] 0*512kB [ 320.867245] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 320.869568] 1*1024kB [ 320.871884] Call Trace: [ 320.871899] dump_stack+0xf7/0x13b [ 320.871906] warn_alloc.cold.110+0xa2/0x1be [ 320.871913] ? zone_watermark_ok_safe+0x260/0x260 [ 320.871918] ? usleep_range+0x120/0x120 [ 320.871924] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 320.871953] ? call_timer_fn+0x570/0x570 [ 320.871960] ? unreserve_highatomic_pageblock+0x315/0x450 [ 320.871970] __alloc_pages_slowpath+0x2052/0x2650 [ 320.871986] ? warn_alloc+0x100/0x100 [ 320.875887] (M) [ 320.878144] ? get_page_from_freelist+0x26e/0x23b0 [ 320.884696] Node 0 active_anon:23428kB inactive_anon:24228kB active_file:36kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4432kB dirty:72kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 320.885702] ? __might_sleep+0x93/0xb0 [ 320.895608] 0*2048kB [ 320.903052] __alloc_pages_nodemask+0x60d/0x770 [ 320.903059] ? trace_hardirqs_off+0x10/0x10 [ 320.903065] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 320.903072] ? __alloc_pages_slowpath+0x2650/0x2650 [ 320.903079] ? wait_for_completion+0x440/0x440 [ 320.903087] alloc_pages_current+0xd6/0x1b0 [ 320.903095] ion_page_pool_alloc+0x102/0x180 [ 320.903100] ion_system_heap_allocate+0x14e/0x930 [ 320.903105] ? do_raw_spin_unlock+0x16a/0x250 [ 320.903112] ? ion_system_heap_free+0x270/0x270 [ 320.903122] ion_alloc+0x27f/0x770 [ 320.903131] ? ion_dma_buf_release+0x40/0x40 [ 320.903140] ? kasan_check_write+0x14/0x20 [ 320.903148] ion_ioctl+0xe2/0x1b6 [ 320.903153] ? ion_alloc.cold.15+0x32/0x32 [ 320.903164] do_vfs_ioctl+0x180/0xfb0 [ 320.903170] ? __fget+0x1ad/0x2f0 [ 320.903176] ? ioctl_preallocate+0x1a0/0x1a0 [ 320.903186] ? __fget+0x1ca/0x2f0 [ 320.929276] Node 1 active_anon:368kB inactive_anon:8140kB active_file:12kB inactive_file:716kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:400kB dirty:0kB writeback:0kB shmem:8204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 320.929966] ? security_file_ioctl+0x6a/0xa0 [ 320.942738] 0*4096kB [ 320.944397] ? SyS_clock_settime+0x1a0/0x1a0 [ 320.948183] = 17920kB [ 320.953130] ? security_file_ioctl+0x6a/0xa0 [ 320.953140] SyS_ioctl+0x74/0x80 [ 320.953145] ? do_vfs_ioctl+0xfb0/0xfb0 [ 320.953152] do_syscall_64+0x1c7/0x5b0 [ 320.953156] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 320.953167] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 320.953172] RIP: 0033:0x45c4a9 [ 320.953174] RSP: 002b:00007f19efdf5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 320.953180] RAX: ffffffffffffffda RBX: 00007f19efdf66d4 RCX: 000000000045c4a9 [ 320.953183] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 320.953186] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 320.953188] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 320.953191] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 320.976841] 0*4096kB [ 320.985471] Node 0 [ 320.996325] = 17920kB [ 321.000563] DMA free:10376kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 321.020407] Node 0 [ 321.023036] Node 0 [ 321.027181] Normal: 0*4kB [ 321.031006] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 321.031025] Node 0 DMA32 free:19516kB min:36384kB low:45480kB high:54576kB active_anon:23424kB inactive_anon:24228kB active_file:36kB inactive_file:28kB unevictable:0kB writepending:80kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1672kB bounce:0kB free_pcp:244kB local_pcp:120kB free_cma:0kB [ 321.031036] lowmem_reserve[]: 0 0 0 0 0 [ 321.031052] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 321.031060] lowmem_reserve[]: 0 0 0 0 0 [ 321.031075] Node 1 Normal free:160956kB min:53504kB low:66880kB high:80256kB active_anon:304kB inactive_anon:8140kB active_file:56kB inactive_file:1452kB unevictable:0kB writepending:4kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:288kB pagetables:72kB bounce:0kB free_pcp:336kB local_pcp:56kB free_cma:0kB [ 321.031085] lowmem_reserve[]: [ 321.066771] 0*8kB [ 321.072018] Normal: [ 321.090959] 0*16kB [ 321.102763] 0*4kB [ 321.117522] 0*32kB [ 321.129110] 0 [ 321.136580] 0*64kB [ 321.176216] 0*8kB [ 321.177819] warn_alloc_show_mem: 3 callbacks suppressed [ 321.177821] Mem-Info: [ 321.187639] 0*16kB [ 321.188165] active_anon:5924 inactive_anon:8092 isolated_anon:0 [ 321.188165] active_file:170 inactive_file:255 isolated_file:0 [ 321.188165] unevictable:0 dirty:0 writeback:0 unstable:0 [ 321.188165] slab_reclaimable:11309 slab_unreclaimable:118771 [ 321.188165] mapped:1416 shmem:8292 pagetables:435 bounce:0 [ 321.188165] free:65561 free_pcp:397 free_cma:0 [ 321.204168] 0*32kB [ 321.206364] 0*128kB [ 321.213223] 0*64kB [ 321.216054] 0*256kB [ 321.222960] 0*128kB [ 321.224885] Node 0 active_anon:23428kB inactive_anon:24228kB active_file:32kB inactive_file:632kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4672kB dirty:0kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 321.233636] 0*256kB [ 321.234781] 0*512kB [ 321.239187] 0*512kB [ 321.243681] Node 1 active_anon:268kB inactive_anon:8140kB active_file:648kB inactive_file:688kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1192kB dirty:0kB writeback:0kB shmem:8204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 321.247670] 0 [ 321.250562] Node 0 2020/04/08 19:22:57 executed programs: 94 [ 321.286620] bridge0: port 2(bridge_slave_1) entered blocking state [ 321.291545] 0*1024kB [ 321.295704] 0*1024kB [ 321.301125] 0*2048kB [ 321.310471] bridge0: port 2(bridge_slave_1) entered disabled state [ 321.311231] 0*4096kB [ 321.318383] device bridge_slave_1 entered promiscuous mode [ 321.320007] = 0kB [ 321.329486] 0*2048kB [ 321.330208] Node 1 [ 321.337217] 0*4096kB [ 321.339076] Normal: [ 321.349857] = 0kB [ 321.352269] DMA free:10532kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 321.356797] Node 1 [ 321.359856] lowmem_reserve[]: [ 321.388632] 0 [ 321.398566] 687*4kB [ 321.406185] Normal: [ 321.410188] (UME) [ 321.423060] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 321.424487] 756*8kB [ 321.427903] 687*4kB [ 321.432983] (UME) 563*16kB (UME) 715*32kB (UM) 972*64kB (U) 247*128kB (UM) 122*256kB (U) 57*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 194924kB [ 321.433024] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 321.433027] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 321.433031] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 321.433034] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 321.433079] 9599 total pagecache pages [ 321.433086] 0 pages in swap cache [ 321.433090] Swap cache stats: add 0, delete 0, find 0/0 [ 321.433092] Free swap = 0kB [ 321.433094] Total swap = 0kB [ 321.433100] 1965979 pages RAM [ 321.433102] 0 pages HighMem/MovableOnly [ 321.433104] 335847 pages reserved [ 321.433106] 0 pages cma reserved [ 321.442775] 0 [ 321.458566] 0 [ 321.520371] 2570 [ 321.522099] (UME) [ 321.523831] 2570 [ 321.526346] 756*8kB [ 321.535296] 2570 [ 321.573767] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 321.738681] 2570 [ 321.742005] 0 [ 321.772449] (UME) [ 321.824660] Node 0 [ 321.940352] DMA32 free:37696kB min:36384kB low:45480kB high:54576kB active_anon:23424kB inactive_anon:24228kB active_file:132kB inactive_file:3732kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6912kB pagetables:1672kB bounce:0kB free_pcp:356kB local_pcp:80kB free_cma:0kB [ 321.947956] 563*16kB [ 321.948626] lowmem_reserve[]: [ 321.952502] (UME) [ 321.974344] 0 [ 321.983094] 715*32kB [ 322.000365] 0 [ 322.023192] Node 0 DMA: 2*4kB (UM) 2*8kB (ME) 4*16kB (UME) 9*32kB (UME) 2*64kB (ME) 2*128kB (ME) 8*256kB (UME) 3*512kB (UME) 4*1024kB (UME) 1*2048kB (E) 0*4096kB = 10488kB [ 322.046937] Node 0 DMA32: 281*4kB (ME) 127*8kB (UME) 39*16kB (ME) 248*32kB (UME) 100*64kB (UM) 8*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18124kB [ 322.060348] 0 0 0 [ 322.063878] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 322.072166] (UM) [ 322.089644] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 322.103464] 972*64kB (U) 247*128kB (UM) 122*256kB (U) 57*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 194924kB [ 322.113803] Node 1 Normal: 22*4kB (UME) 15*8kB (ME) 12*16kB (ME) 10*32kB (M) 1*64kB (M) 1*128kB (U) 10*256kB (U) 49*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 28560kB [ 322.117352] lowmem_reserve[]: [ 322.128827] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 322.128832] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 322.128835] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 322.128838] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 322.128841] 8353 total pagecache pages [ 322.128849] 0 pages in swap cache [ 322.128852] Swap cache stats: add 0, delete 0, find 0/0 [ 322.128855] Free swap = 0kB [ 322.128857] Total swap = 0kB [ 322.128862] 1965979 pages RAM [ 322.128865] 0 pages HighMem/MovableOnly [ 322.128867] 335847 pages reserved [ 322.128869] 0 pages cma reserved [ 322.133465] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 322.151805] 0 [ 322.158914] syz-executor.4: [ 322.170556] syz-executor.4: [ 322.172145] page allocation failure: order:0 [ 322.175261] page allocation failure: order:0 [ 322.180894] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 322.180900] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 322.180918] CPU: 0 PID: 11273 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 322.180921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 322.180924] Call Trace: [ 322.180934] dump_stack+0xf7/0x13b [ 322.180943] warn_alloc.cold.110+0xa2/0x1be [ 322.180951] ? zone_watermark_ok_safe+0x260/0x260 [ 322.180957] ? usleep_range+0x120/0x120 [ 322.180963] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 322.192135] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 322.194334] ? call_timer_fn+0x570/0x570 [ 322.197959] (null) [ 322.197966] syz-executor.4 cpuset= [ 322.201396] ? unreserve_highatomic_pageblock+0x315/0x450 [ 322.201407] __alloc_pages_slowpath+0x2052/0x2650 [ 322.201422] ? warn_alloc+0x100/0x100 [ 322.201429] ? get_page_from_freelist+0x26e/0x23b0 [ 322.201442] ? __might_sleep+0x93/0xb0 [ 322.210493] 0 [ 322.212562] __alloc_pages_nodemask+0x60d/0x770 [ 322.215690] 0 [ 322.218715] ? trace_hardirqs_off+0x10/0x10 [ 322.223303] 0 [ 322.227645] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 322.235410] / [ 322.240669] ? retint_kernel+0x2d/0x2d [ 322.248935] 0 [ 322.258430] ? __alloc_pages_slowpath+0x2650/0x2650 [ 322.258441] ? wait_for_completion+0x440/0x440 [ 322.258449] alloc_pages_current+0xd6/0x1b0 [ 322.258459] ion_page_pool_alloc+0x102/0x180 [ 322.258465] ion_system_heap_allocate+0x14e/0x930 [ 322.261083] mems_allowed=0-1 [ 322.264596] ? do_raw_spin_unlock+0x16a/0x250 [ 322.282809] ? ion_system_heap_free+0x270/0x270 [ 322.289895] Node 1 [ 322.294164] ion_alloc+0x27f/0x770 [ 322.294175] ? ion_dma_buf_release+0x40/0x40 [ 322.294184] ? kasan_check_write+0x14/0x20 [ 322.294191] ion_ioctl+0xe2/0x1b6 [ 322.310327] Normal free:26652kB min:53504kB low:66880kB high:80256kB active_anon:268kB inactive_anon:8140kB active_file:56kB inactive_file:60kB unevictable:0kB writepending:8kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:256kB pagetables:52kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 322.314054] ? ion_alloc.cold.15+0x32/0x32 [ 322.318967] lowmem_reserve[]: [ 322.322857] do_vfs_ioctl+0x180/0xfb0 [ 322.322863] ? __fget+0x1ad/0x2f0 [ 322.322869] ? ioctl_preallocate+0x1a0/0x1a0 [ 322.322877] ? __fget+0x1ca/0x2f0 [ 322.322887] ? security_file_ioctl+0x6a/0xa0 [ 322.340320] 0 [ 322.342480] ? SyS_clock_settime+0x1a0/0x1a0 [ 322.344314] 0 [ 322.348801] ? security_file_ioctl+0x6a/0xa0 [ 322.360306] 0 [ 322.361586] SyS_ioctl+0x74/0x80 [ 322.367573] 0 0 [ 322.372218] ? do_vfs_ioctl+0xfb0/0xfb0 [ 322.372225] do_syscall_64+0x1c7/0x5b0 [ 322.372230] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 322.372240] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 322.372246] RIP: 0033:0x45c4a9 [ 322.392557] RSP: 002b:00007f67c2a91c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 322.395064] Node 0 [ 322.399299] RAX: ffffffffffffffda RBX: 00007f67c2a926d4 RCX: 000000000045c4a9 [ 322.399303] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 322.420294] DMA: [ 322.450880] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 322.450884] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 322.450886] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 322.451718] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 322.469112] CPU: 1 PID: 11286 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 322.472017] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 322.475742] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 322.481158] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 322.483254] Call Trace: [ 322.489233] 8353 total pagecache pages [ 322.493679] dump_stack+0xf7/0x13b [ 322.493688] warn_alloc.cold.110+0xa2/0x1be [ 322.493695] ? zone_watermark_ok_safe+0x260/0x260 [ 322.493700] ? usleep_range+0x120/0x120 [ 322.493706] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 322.493715] ? call_timer_fn+0x570/0x570 [ 322.493721] ? unreserve_highatomic_pageblock+0x315/0x450 [ 322.493733] __alloc_pages_slowpath+0x2052/0x2650 [ 322.493748] ? warn_alloc+0x100/0x100 [ 322.499301] 0 pages in swap cache [ 322.500853] ? get_page_from_freelist+0x26e/0x23b0 [ 322.500865] ? __might_sleep+0x93/0xb0 [ 322.500872] __alloc_pages_nodemask+0x60d/0x770 [ 322.500879] ? trace_hardirqs_on_caller+0x40c/0x580 [ 322.500885] ? __alloc_pages_slowpath+0x2650/0x2650 [ 322.500894] ? wait_for_completion+0x440/0x440 [ 322.500903] alloc_pages_current+0xd6/0x1b0 [ 322.500912] ion_page_pool_alloc+0x102/0x180 [ 322.500918] ion_system_heap_allocate+0x14e/0x930 [ 322.500924] ? do_raw_spin_unlock+0x16a/0x250 [ 322.500931] ? ion_system_heap_free+0x270/0x270 [ 322.500942] ion_alloc+0x27f/0x770 [ 322.500949] ? ion_dma_buf_release+0x40/0x40 [ 322.500957] ? kasan_check_write+0x14/0x20 [ 322.500964] ion_ioctl+0xe2/0x1b6 [ 322.500970] ? ion_alloc.cold.15+0x32/0x32 [ 322.500981] do_vfs_ioctl+0x180/0xfb0 [ 322.500987] ? __fget+0x1ad/0x2f0 [ 322.500992] ? ioctl_preallocate+0x1a0/0x1a0 [ 322.501000] ? __fget+0x1ca/0x2f0 [ 322.501011] ? security_file_ioctl+0x6a/0xa0 [ 322.501018] ? SyS_clock_settime+0x1a0/0x1a0 [ 322.501022] ? security_file_ioctl+0x6a/0xa0 [ 322.506257] Swap cache stats: add 0, delete 0, find 0/0 [ 322.506859] SyS_ioctl+0x74/0x80 [ 322.511607] Free swap = 0kB [ 322.515846] ? do_vfs_ioctl+0xfb0/0xfb0 [ 322.522374] Total swap = 0kB [ 322.528212] do_syscall_64+0x1c7/0x5b0 [ 322.532242] 1965979 pages RAM [ 322.540401] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 322.540413] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 322.540418] RIP: 0033:0x45c4a9 [ 322.540421] RSP: 002b:00007f67c2a70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 322.540427] RAX: ffffffffffffffda RBX: 00007f67c2a716d4 RCX: 000000000045c4a9 [ 322.540430] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 322.540432] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 322.540435] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 322.540438] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 322.543258] 1*4kB [ 322.561039] 0 pages HighMem/MovableOnly [ 322.563996] (M) [ 322.566213] 335847 pages reserved [ 322.573888] 2*8kB (ME) [ 322.584860] 0 pages cma reserved [ 322.603231] Mem-Info: [ 322.605189] Out of memory: Kill process 6446 (syz-execprog) score 1 or sacrifice child [ 322.622468] 2*16kB [ 322.625909] Killed process 11381 (syz-executor.1) total-vm:39756kB, anon-rss:60kB, file-rss:0kB, shmem-rss:0kB [ 323.004022] active_anon:5924 inactive_anon:8092 isolated_anon:0 [ 323.004022] active_file:44 inactive_file:9 isolated_file:0 [ 323.004022] unevictable:0 dirty:2 writeback:0 unstable:0 [ 323.004022] slab_reclaimable:11309 slab_unreclaimable:118806 [ 323.004022] mapped:1158 shmem:8292 pagetables:435 bounce:0 [ 323.004022] free:13671 free_pcp:67 free_cma:0 [ 323.022274] (ME) 7*32kB (UME) 2*64kB (ME) 2*128kB (ME) 8*256kB (UME) 3*512kB (UME) 4*1024kB (UME) 1*2048kB (E) 0*4096kB = 10388kB [ 323.047659] Node 0 active_anon:23428kB inactive_anon:24228kB active_file:96kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4588kB dirty:0kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 323.062344] Node 0 [ 323.087234] syz-executor.4: page allocation failure: order:0, mode:0x14280ca(GFP_HIGHUSER_MOVABLE|__GFP_ZERO), nodemask=(null) [ 323.093681] DMA32: 276*4kB (UME) 145*8kB (ME) 76*16kB (ME) 197*32kB (UME) 95*64kB (U) 9*128kB (U) 0*256kB 0*512kB 1*1024kB (M) 0*2048kB 0*4096kB = 18040kB [ 323.103277] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 323.123652] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 323.123904] Node 1 active_anon:268kB inactive_anon:8140kB active_file:32kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 323.143116] Node 1 [ 323.167531] CPU: 0 PID: 11273 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 323.175516] Normal: [ 323.178734] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 323.178741] 21*4kB [ 323.181316] Call Trace: [ 323.181328] dump_stack+0xf7/0x13b [ 323.181336] warn_alloc.cold.110+0xa2/0x1be [ 323.181343] ? zone_watermark_ok_safe+0x260/0x260 [ 323.181349] ? mark_held_locks+0xc7/0x130 [ 323.181356] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 323.181366] ? call_timer_fn+0x570/0x570 [ 323.191722] (ME) [ 323.194241] ? unreserve_highatomic_pageblock+0x315/0x450 [ 323.197110] 15*8kB (ME) [ 323.201014] __alloc_pages_slowpath+0x2052/0x2650 [ 323.201031] ? warn_alloc+0x100/0x100 [ 323.201038] ? get_page_from_freelist+0x26e/0x23b0 [ 323.205959] 12*16kB [ 323.212010] ? __might_sleep+0x93/0xb0 [ 323.212019] __alloc_pages_nodemask+0x60d/0x770 [ 323.212027] ? __alloc_pages_slowpath+0x2650/0x2650 [ 323.212037] ? add_mm_counter_fast+0xc0/0xc0 [ 323.217233] (ME) [ 323.222931] alloc_pages_vma+0xad/0x420 [ 323.222939] __handle_mm_fault+0x1780/0x3870 [ 323.222945] ? copy_page_range+0x1d10/0x1d10 [ 323.222953] ? find_held_lock+0x36/0x1d0 [ 323.227106] 11*32kB [ 323.229302] handle_mm_fault+0x234/0x6e0 [ 323.236112] (UM) [ 323.239311] ? find_vma+0x1a/0x150 [ 323.244967] 2*64kB [ 323.249030] __do_page_fault+0x44d/0xb00 [ 323.255023] (UM) [ 323.257918] ? vmalloc_fault+0xc90/0xc90 [ 323.262507] 0*128kB [ 323.267765] do_page_fault+0x64/0x3fb [ 323.273156] 3*256kB [ 323.278096] page_fault+0x25/0x50 [ 323.280495] (U) [ 323.285638] RIP: 0010:__put_user_4+0x1c/0x30 [ 323.291700] 49*512kB [ 323.296070] RSP: 0018:ffff888018657a20 EFLAGS: 00010293 [ 323.300289] (UM) [ 323.309066] 0*1024kB [ 323.312066] RAX: 0000000000000000 RBX: 00007fffffffeffd RCX: 00007f67c2a929d0 [ 323.312069] RDX: 1ffff11008e4996f RSI: 0000000000000001 RDI: 00007f67c2a929d0 [ 323.312071] RBP: ffff888018657a48 R08: 0000000000000001 R09: 0000000000000000 [ 323.312074] R10: 0000000000000000 R11: ffff88804724c5c0 R12: ffff88804724c5c0 [ 323.312077] R13: ffff88804724cb78 R14: ffff88809c192000 R15: 0000000000000000 [ 323.312098] ? mm_release+0x212/0x2a0 [ 323.312108] exit_mm_release+0x1d/0x30 [ 323.316194] 0*2048kB [ 323.318918] do_exit+0x538/0x2cc0 [ 323.324205] 0*4096kB [ 323.327003] ? trace_hardirqs_off+0x10/0x10 [ 323.332267] = 26732kB [ 323.334914] ? mm_update_next_owner+0x630/0x630 [ 323.339529] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 323.342939] ? find_held_lock+0x36/0x1d0 [ 323.342949] ? get_signal+0x2ad/0x1b30 [ 323.342954] ? lock_downgrade+0x7f0/0x7f0 [ 323.342963] do_group_exit+0xf4/0x2f0 [ 323.342970] get_signal+0x2fe/0x1b30 [ 323.342975] ? ion_dma_buf_release+0x40/0x40 [ 323.342990] do_signal+0x7f/0x19a0 [ 323.346825] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 323.348853] ? ion_alloc.cold.15+0x32/0x32 [ 323.353980] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 323.356737] ? setup_sigcontext+0x7d0/0x7d0 [ 323.362468] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 323.364692] ? do_vfs_ioctl+0x180/0xfb0 [ 323.367407] 8321 total pagecache pages [ 323.375352] ? __fget+0x1ad/0x2f0 [ 323.375360] ? ioctl_preallocate+0x1a0/0x1a0 [ 323.375367] ? __fget+0x1ca/0x2f0 [ 323.375377] ? exit_to_usermode_loop+0x3a/0x1b0 [ 323.375384] exit_to_usermode_loop+0x114/0x1b0 [ 323.375393] do_syscall_64+0x416/0x5b0 [ 323.384693] 0 pages in swap cache [ 323.392953] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 323.392967] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 323.392972] RIP: 0033:0x45c4a9 [ 323.392975] RSP: 002b:00007f67c2a91c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 323.392981] RAX: fffffffffffffff4 RBX: 00007f67c2a926d4 RCX: 000000000045c4a9 [ 323.392984] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 323.392987] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 323.392992] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 323.402416] Swap cache stats: add 0, delete 0, find 0/0 [ 323.410940] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 323.411794] Node 0 [ 323.415464] Free swap = 0kB [ 323.421207] DMA free:10388kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 323.421210] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 323.421225] Node 0 DMA32 free:18040kB min:36384kB low:45480kB high:54576kB active_anon:23424kB inactive_anon:24228kB active_file:24kB inactive_file:24kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6912kB pagetables:1672kB bounce:0kB free_pcp:148kB local_pcp:28kB free_cma:0kB [ 323.421236] lowmem_reserve[]: 0 0 0 0 0 [ 323.421250] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 323.421260] lowmem_reserve[]: 0 0 0 0 0 [ 323.421276] Node 1 Normal free:26700kB min:53504kB low:66880kB high:80256kB active_anon:268kB inactive_anon:8140kB active_file:32kB inactive_file:36kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:256kB pagetables:52kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 323.421285] lowmem_reserve[]: 0 0 0 0 0 [ 323.421299] Node 0 DMA: 1*4kB (M) 2*8kB (ME) 2*16kB (ME) 7*32kB (UME) 2*64kB (ME) 2*128kB (ME) 8*256kB (UME) 3*512kB (UME) 4*1024kB (UME) 1*2048kB (E) 0*4096kB = 10388kB [ 323.421350] Node 0 DMA32: 276*4kB (UME) 145*8kB (ME) 76*16kB (ME) 197*32kB (UME) 95*64kB (U) 9*128kB (U) 0*256kB 0*512kB 1*1024kB (M) 0*2048kB 0*4096kB = 18040kB [ 323.421395] Node 0 Normal: 0*4kB 0*8kB 0*16kB [ 323.431282] Total swap = 0kB [ 323.433299] 0*32kB [ 323.437546] 1965979 pages RAM [ 323.440300] 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 323.440322] Node 1 Normal: 21*4kB (ME) 15*8kB (ME) 12*16kB (ME) 11*32kB (UM) 2*64kB (UM) 0*128kB 3*256kB (U) 49*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 26732kB [ 323.440395] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 323.440398] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 323.440400] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 323.440402] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 323.440404] 8321 total pagecache pages [ 323.440412] 0 pages in swap cache [ 323.440415] Swap cache stats: add 0, delete 0, find 0/0 [ 323.440417] Free swap = 0kB [ 323.440419] Total swap = 0kB [ 323.440424] 1965979 pages RAM [ 323.440426] 0 pages HighMem/MovableOnly [ 323.440429] 335847 pages reserved [ 323.440431] 0 pages cma reserved [ 323.490555] syz-executor.4: [ 323.506411] 0 pages HighMem/MovableOnly [ 323.570303] page allocation failure: order:0 [ 323.572720] 335847 pages reserved [ 323.575223] , mode:0x14280ca(GFP_HIGHUSER_MOVABLE|__GFP_ZERO), nodemask= [ 323.589133] 0 pages cma reserved [ 323.610573] (null) [ 323.632470] warn_alloc_show_mem: 1 callbacks suppressed [ 323.632473] Mem-Info: [ 323.657826] syz-executor.4 cpuset= [ 323.680578] active_anon:5924 inactive_anon:8092 isolated_anon:0 [ 323.680578] active_file:14 inactive_file:1315 isolated_file:0 [ 323.680578] unevictable:0 dirty:25 writeback:0 unstable:0 [ 323.680578] slab_reclaimable:11308 slab_unreclaimable:118806 [ 323.680578] mapped:2020 shmem:8292 pagetables:435 bounce:0 [ 323.680578] free:80809 free_pcp:174 free_cma:0 [ 323.692643] / [ 323.720261] Node 0 active_anon:23428kB inactive_anon:24228kB active_file:24kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4580kB dirty:0kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 323.722416] mems_allowed=0-1 [ 323.728482] Node 1 active_anon:268kB inactive_anon:8140kB active_file:32kB inactive_file:5736kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4000kB dirty:100kB writeback:0kB shmem:8204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 323.755924] CPU: 0 PID: 11286 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 323.790246] Node 0 [ 323.794337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 323.794342] Call Trace: [ 323.797364] DMA free:10388kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 323.799595] dump_stack+0xf7/0x13b [ 323.820233] lowmem_reserve[]: [ 323.824297] warn_alloc.cold.110+0xa2/0x1be [ 323.850252] 0 [ 323.851274] ? zone_watermark_ok_safe+0x260/0x260 [ 323.870240] 2570 [ 323.872932] ? mark_held_locks+0xc7/0x130 [ 323.875959] 2570 [ 323.879098] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 323.890233] 2570 [ 323.893127] ? call_timer_fn+0x570/0x570 [ 323.896276] 2570 [ 323.900390] ? unreserve_highatomic_pageblock+0x315/0x450 [ 323.900401] __alloc_pages_slowpath+0x2052/0x2650 [ 323.900417] ? warn_alloc+0x100/0x100 [ 323.920930] ? get_page_from_freelist+0x26e/0x23b0 [ 323.926409] Node 0 [ 323.928855] ? __might_sleep+0x93/0xb0 [ 323.940240] DMA32 free:20088kB min:36384kB low:45480kB high:54576kB active_anon:23424kB inactive_anon:24228kB active_file:24kB inactive_file:24kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6912kB pagetables:1672kB bounce:0kB free_pcp:368kB local_pcp:120kB free_cma:0kB [ 323.966878] __alloc_pages_nodemask+0x60d/0x770 [ 323.966888] ? __alloc_pages_slowpath+0x2650/0x2650 [ 323.966897] ? add_mm_counter_fast+0xc0/0xc0 [ 323.966906] alloc_pages_vma+0xad/0x420 [ 323.966914] __handle_mm_fault+0x1780/0x3870 [ 324.000222] lowmem_reserve[]: [ 324.026757] ? copy_page_range+0x1d10/0x1d10 [ 324.026766] ? find_held_lock+0x36/0x1d0 [ 324.026780] handle_mm_fault+0x234/0x6e0 [ 324.026785] ? find_vma+0x1a/0x150 [ 324.026797] __do_page_fault+0x44d/0xb00 [ 324.070225] 0 [ 324.075000] ? vmalloc_fault+0xc90/0xc90 [ 324.078529] 0 [ 324.081681] do_page_fault+0x64/0x3fb [ 324.081690] page_fault+0x25/0x50 [ 324.081696] RIP: 0010:__put_user_4+0x1c/0x30 [ 324.081699] RSP: 0018:ffff88807e31fa20 EFLAGS: 00010293 [ 324.081704] RAX: 0000000000000000 RBX: 00007fffffffeffd RCX: 00007f67c2a719d0 [ 324.081707] RDX: 1ffff1100fc62187 RSI: 0000000000000001 RDI: 00007f67c2a719d0 [ 324.081711] RBP: ffff88807e31fa48 R08: 0000000000000001 R09: 0000000000000000 [ 324.100218] 0 [ 324.101085] R10: 0000000000000000 R11: ffff88807e310680 R12: ffff88807e310680 [ 324.106185] 0 [ 324.108240] R13: ffff88807e310c38 R14: ffff88809c192000 R15: 00000000000000db [ 324.130215] 0 [ 324.133578] ? mm_release+0x212/0x2a0 [ 324.139746] exit_mm_release+0x1d/0x30 [ 324.200215] Node 0 [ 324.202428] do_exit+0x538/0x2cc0 [ 324.206491] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 324.210031] ? trace_hardirqs_off+0x10/0x10 [ 324.230217] lowmem_reserve[]: [ 324.233934] ? mm_update_next_owner+0x630/0x630 [ 324.239281] 0 [ 324.246662] ? find_held_lock+0x36/0x1d0 [ 324.246672] ? get_signal+0x2ad/0x1b30 [ 324.246677] ? lock_downgrade+0x7f0/0x7f0 [ 324.246687] do_group_exit+0xf4/0x2f0 [ 324.246694] get_signal+0x2fe/0x1b30 [ 324.280201] 0 [ 324.281133] ? ion_dma_buf_release+0x40/0x40 [ 324.282924] 0 [ 324.286725] do_signal+0x7f/0x19a0 [ 324.300201] 0 [ 324.321161] ? ion_alloc.cold.15+0x32/0x32 [ 324.321175] ? setup_sigcontext+0x7d0/0x7d0 [ 324.321181] ? do_vfs_ioctl+0x180/0xfb0 [ 324.321188] ? __fget+0x1ad/0x2f0 [ 324.350194] 0 [ 324.351266] ? ioctl_preallocate+0x1a0/0x1a0 [ 324.357010] ? __fget+0x1ca/0x2f0 [ 324.370207] Node 1 [ 324.372985] ? exit_to_usermode_loop+0x3a/0x1b0 [ 324.377316] Normal free:1945504kB min:53504kB low:66880kB high:80256kB active_anon:268kB inactive_anon:8140kB active_file:32kB inactive_file:5680kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:52kB bounce:0kB free_pcp:408kB local_pcp:180kB free_cma:0kB [ 324.381280] exit_to_usermode_loop+0x114/0x1b0 [ 324.381289] do_syscall_64+0x416/0x5b0 [ 324.381293] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 324.381303] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 324.381310] RIP: 0033:0x45c4a9 [ 324.400211] lowmem_reserve[]: [ 324.402038] RSP: 002b:00007f67c2a70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 324.460210] 0 [ 324.463739] RAX: fffffffffffffff4 RBX: 00007f67c2a716d4 RCX: 000000000045c4a9 [ 324.463744] 0 [ 324.465532] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 324.465536] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 2020/04/08 19:23:00 result: hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe 2020/04/08 19:23:00 result: hanged=false err=executor 3: EOF [ 324.489735] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 324.490194] 0 [ 324.497001] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 324.497006] 0 [ 324.579510] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 324.592931] 0 [ 324.597261] team0: Port device team_slave_0 added [ 324.604894] Node 0 DMA: 1*4kB (M) 2*8kB (ME) 2*16kB (ME) 7*32kB (UME) 3*64kB (UME) 2*128kB (ME) 8*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 11476kB [ 324.636619] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 324.657489] team0: Port device team_slave_1 added [ 324.666154] Node 0 DMA32: 137*4kB (E) 176*8kB (UE) 32*16kB (UME) 35*32kB (UME) 100*64kB (U) 26*128kB (UM) 15*256kB (UM) 37*512kB (UM) 23*1024kB (U) 1*2048kB (U) 0*4096kB = 61700kB [ 324.724810] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 324.736188] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 324.751797] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 324.781555] Node 1 Normal: 3*4kB (UME) 3*8kB (UME) 2*16kB (ME) 2*32kB (UM) 115*64kB (UM) 56*128kB (U) 11*256kB (U) 49*512kB (U) 351*1024kB (UM) 240*2048kB (UM) 297*4096kB (U) = 2110020kB [ 324.817425] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 324.833021] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 324.845322] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 324.870481] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 324.879870] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 324.893980] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 324.923174] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 324.941923] 11721 total pagecache pages [ 324.949411] 0 pages in swap cache [ 324.957632] Swap cache stats: add 0, delete 0, find 0/0 [ 324.969847] Free swap = 0kB [ 324.974264] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 324.986534] Total swap = 0kB [ 324.994542] 1965979 pages RAM [ 325.001041] 0 pages HighMem/MovableOnly [ 325.011096] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 325.020542] 335847 pages reserved [ 325.027423] 0 pages cma reserved [ 325.052646] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 325.080446] Mem-Info: [ 325.083074] active_anon:5976 inactive_anon:8092 isolated_anon:0 [ 325.083074] active_file:156 inactive_file:3223 isolated_file:0 [ 325.083074] unevictable:0 dirty:56 writeback:0 unstable:0 [ 325.083074] slab_reclaimable:11308 slab_unreclaimable:121503 [ 325.083074] mapped:3327 shmem:8292 pagetables:417 bounce:0 [ 325.083074] free:539495 free_pcp:238 free_cma:0 [ 325.165352] device hsr_slave_0 entered promiscuous mode [ 325.170207] Node 0 active_anon:23656kB inactive_anon:24228kB active_file:536kB inactive_file:6712kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8180kB dirty:20kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 325.207154] Node 1 active_anon:248kB inactive_anon:8140kB active_file:88kB inactive_file:6180kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:5128kB dirty:204kB writeback:0kB shmem:8204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 325.210449] device hsr_slave_1 entered promiscuous mode [ 325.242067] Node 0 DMA free:11508kB min:216kB low:268kB high:320kB active_anon:44kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 325.308903] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 325.310846] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 325.325289] Node 0 DMA32 free:169644kB min:36384kB low:45480kB high:54576kB active_anon:23552kB inactive_anon:24228kB active_file:536kB inactive_file:6712kB unevictable:0kB writepending:20kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7104kB pagetables:1644kB bounce:0kB free_pcp:1116kB local_pcp:372kB free_cma:0kB [ 325.362836] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 325.416518] lowmem_reserve[]: 0 0 0 0 0 [ 325.437651] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 325.533305] lowmem_reserve[]: 0 0 0 0 0 [ 325.547895] Node 1 Normal free:1779620kB min:53504kB low:66880kB high:80256kB active_anon:248kB inactive_anon:8140kB active_file:592kB inactive_file:5676kB unevictable:0kB writepending:204kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:192kB pagetables:8kB bounce:0kB free_pcp:848kB local_pcp:180kB free_cma:0kB 2020/04/08 19:23:01 result: hanged=false err=executor 1: EOF [ 325.647617] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 325.649070] lowmem_reserve[]: 0 0 0 0 0 [ 325.667780] Node 0 DMA: 2*4kB (UM) 2*8kB (ME) 5*16kB (UE) 4*32kB (UE) 12*64kB (UME) 11*128kB (UME) 4*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10600kB [ 325.702881] Node 0 DMA32: 2246*4kB (UME) 571*8kB (UME) 1302*16kB (UME) 1078*32kB (UME) 943*64kB (UME) 203*128kB (UME) 87*256kB (UME) 100*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 228688kB [ 325.746782] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 325.775158] Node 1 Normal: 672*4kB (UME) 760*8kB (UME) 603*16kB (UME) 726*32kB (UM) 1034*64kB (UM) 327*128kB (UM) 419*256kB (U) 224*512kB (U) 2*1024kB (UM) 2*2048kB (UM) 196*4096kB (U) = 1180592kB [ 325.820281] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 325.828217] 8021q: adding VLAN 0 to HW filter on device bond0 [ 325.829168] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 325.829173] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 325.829176] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 325.829180] 11832 total pagecache pages [ 325.829188] 0 pages in swap cache [ 325.849880] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 325.900109] Swap cache stats: add 0, delete 0, find 0/0 [ 325.905759] Free swap = 0kB [ 325.917786] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 325.920324] Total swap = 0kB [ 325.927088] 1965979 pages RAM [ 325.930954] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 325.940459] 0 pages HighMem/MovableOnly [ 325.944635] 335847 pages reserved [ 325.946984] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 325.948099] 0 pages cma reserved [ 325.978224] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 325.989168] 8021q: adding VLAN 0 to HW filter on device team0 [ 326.019287] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 326.037945] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 326.049000] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 326.067658] bridge0: port 1(bridge_slave_0) entered blocking state [ 326.074224] bridge0: port 1(bridge_slave_0) entered forwarding state [ 326.097188] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 326.118132] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 326.150223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 326.158333] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 326.166854] bridge0: port 2(bridge_slave_1) entered blocking state [ 326.173369] bridge0: port 2(bridge_slave_1) entered forwarding state [ 326.187844] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 326.199622] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 326.215968] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 326.230952] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 326.239478] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 326.247722] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 326.256493] device bridge_slave_1 left promiscuous mode [ 326.262885] bridge0: port 2(bridge_slave_1) entered disabled state [ 326.301155] device bridge_slave_0 left promiscuous mode [ 326.303097] syz-executor.2: [ 326.306896] bridge0: port 1(bridge_slave_0) entered disabled state [ 326.311237] page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 326.333546] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 326.339123] CPU: 1 PID: 11428 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 326.347034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 326.356590] Call Trace: [ 326.359176] dump_stack+0xf7/0x13b [ 326.362716] warn_alloc.cold.110+0xa2/0x1be [ 326.367085] ? zone_watermark_ok_safe+0x260/0x260 [ 326.371941] ? __alloc_pages_direct_compact+0xc2/0x330 [ 326.377304] __alloc_pages_slowpath+0x2052/0x2650 [ 326.382187] ? trace_hardirqs_off+0x10/0x10 [ 326.386503] ? warn_alloc+0x100/0x100 [ 326.390326] ? get_page_from_freelist+0x9ee/0x23b0 [ 326.395251] ? __might_sleep+0x93/0xb0 [ 326.399125] __alloc_pages_nodemask+0x60d/0x770 [ 326.403784] ? __alloc_pages_slowpath+0x2650/0x2650 [ 326.408791] ? wait_for_completion+0x440/0x440 [ 326.413401] alloc_pages_current+0xd6/0x1b0 [ 326.417711] ion_page_pool_alloc+0x102/0x180 [ 326.422104] ion_system_heap_allocate+0x14e/0x930 [ 326.426934] ? ion_system_heap_free+0x270/0x270 [ 326.431602] ion_alloc+0x216/0x770 [ 326.435133] ? ion_dma_buf_release+0x40/0x40 [ 326.439542] ? kasan_check_write+0x14/0x20 [ 326.443773] ion_ioctl+0xe2/0x1b6 [ 326.447218] ? ion_alloc.cold.15+0x32/0x32 [ 326.451441] do_vfs_ioctl+0x180/0xfb0 [ 326.455230] ? __fget+0x1ad/0x2f0 [ 326.458669] ? ioctl_preallocate+0x1a0/0x1a0 [ 326.463078] ? __fget+0x1ca/0x2f0 [ 326.466533] ? security_file_ioctl+0x6a/0xa0 [ 326.471479] ? SyS_clock_settime+0x1a0/0x1a0 [ 326.475884] ? security_file_ioctl+0x6a/0xa0 [ 326.480280] SyS_ioctl+0x74/0x80 [ 326.483627] ? do_vfs_ioctl+0xfb0/0xfb0 [ 326.487580] do_syscall_64+0x1c7/0x5b0 [ 326.491451] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 326.496281] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 326.501450] RIP: 0033:0x45c4a9 [ 326.504637] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 326.512335] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 326.519606] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 326.526876] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 326.534137] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 326.541393] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 326.570491] Mem-Info: [ 326.576373] active_anon:5992 inactive_anon:8092 isolated_anon:0 [ 326.576373] active_file:1002 inactive_file:1444 isolated_file:32 [ 326.576373] unevictable:0 dirty:69 writeback:0 unstable:0 [ 326.576373] slab_reclaimable:11283 slab_unreclaimable:120290 [ 326.576373] mapped:2431 shmem:8292 pagetables:447 bounce:0 [ 326.576373] free:33993 free_pcp:280 free_cma:0 [ 326.624469] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 326.646320] Node 0 active_anon:23724kB inactive_anon:24232kB active_file:3700kB inactive_file:7976kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:11076kB dirty:140kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 326.650535] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 326.674755] Node 1 active_anon:244kB inactive_anon:8136kB active_file:92kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:48kB dirty:136kB writeback:0kB shmem:8200kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 326.709463] Node 0 DMA free:10508kB min:216kB low:268kB high:320kB active_anon:16kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 326.714534] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 326.737940] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 326.748450] Node 0 DMA32 free:68828kB min:36384kB low:45480kB high:54576kB active_anon:23708kB inactive_anon:24232kB active_file:3700kB inactive_file:7976kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7072kB pagetables:1764kB bounce:0kB free_pcp:144kB local_pcp:20kB free_cma:0kB [ 326.750265] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 326.778848] lowmem_reserve[]: 0 0 0 0 0 [ 326.788434] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 326.814019] lowmem_reserve[]: 0 0 0 0 0 [ 326.815394] device bridge_slave_1 left promiscuous mode [ 326.818064] Node 1 Normal free:57504kB min:53504kB low:66880kB high:80256kB active_anon:244kB inactive_anon:8136kB active_file:488kB inactive_file:268kB unevictable:0kB writepending:236kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:128kB pagetables:8kB bounce:0kB free_pcp:1064kB local_pcp:680kB free_cma:0kB [ 326.845222] bridge0: port 2(bridge_slave_1) entered disabled state [ 326.853202] lowmem_reserve[]: 0 0 0 0 0 [ 326.863090] Node 0 DMA: 3*4kB (UM) 4*8kB (ME) 6*16kB (UME) 4*32kB (UE) 10*64kB (UME) 11*128kB (UME) 4*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10508kB [ 326.878952] Node 0 DMA32: 1489*4kB (U) 697*8kB (UE) 1364*16kB (UE) 1097*32kB (UE) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 68460kB [ 326.892698] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 326.903659] Node 1 Normal: 716*4kB (UME) 796*8kB (UME) 636*16kB (UME) 741*32kB (UM) 32*64kB (UM) 10*128kB (UM) 5*256kB (UM) 20*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 57968kB [ 326.920120] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 326.925670] device bridge_slave_0 left promiscuous mode [ 326.929020] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 326.934677] bridge0: port 1(bridge_slave_0) entered disabled state [ 326.944115] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 326.958359] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 326.967049] 11222 total pagecache pages [ 326.971088] 0 pages in swap cache [ 326.974531] Swap cache stats: add 0, delete 0, find 0/0 [ 326.979908] Free swap = 0kB [ 326.983764] device bridge_slave_1 left promiscuous mode [ 326.984348] Total swap = 0kB [ 326.989228] bridge0: port 2(bridge_slave_1) entered disabled state [ 326.992200] 1965979 pages RAM [ 327.002785] 0 pages HighMem/MovableOnly [ 327.007805] 335847 pages reserved [ 327.011900] 0 pages cma reserved [ 327.051535] device bridge_slave_0 left promiscuous mode [ 327.057048] bridge0: port 1(bridge_slave_0) entered disabled state [ 327.115684] device veth1_macvtap left promiscuous mode [ 327.125564] device veth0_macvtap left promiscuous mode [ 327.134319] device veth1_vlan left promiscuous mode [ 327.150342] device veth0_vlan left promiscuous mode [ 327.167869] device veth1_macvtap left promiscuous mode [ 327.179040] device veth0_macvtap left promiscuous mode [ 327.196832] device veth1_vlan left promiscuous mode [ 327.207927] device veth0_vlan left promiscuous mode [ 327.323059] syz-executor.2 invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 327.336292] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 327.348956] CPU: 1 PID: 6477 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 327.356778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 327.366113] Call Trace: [ 327.368684] dump_stack+0xf7/0x13b [ 327.372383] dump_header+0x160/0x63f [ 327.376246] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 327.381347] ? ___ratelimit+0x243/0x519 [ 327.385320] ? do_raw_spin_unlock+0x16a/0x250 [ 327.389813] oom_kill_process.cold.24+0xb/0xa1a [ 327.394477] ? out_of_memory+0x7f9/0x1030 [ 327.398616] ? lock_downgrade+0x7f0/0x7f0 [ 327.402748] out_of_memory+0x2b0/0x1030 [ 327.406708] ? oom_killer_disable+0x1a0/0x1a0 [ 327.411184] ? __alloc_pages_slowpath+0xb69/0x2650 [ 327.416094] __alloc_pages_slowpath+0x1ef3/0x2650 [ 327.420922] ? warn_alloc+0x100/0x100 [ 327.424712] ? get_page_from_freelist+0x26e/0x23b0 [ 327.429625] ? __might_sleep+0x93/0xb0 [ 327.433514] __alloc_pages_nodemask+0x60d/0x770 [ 327.438793] ? __alloc_pages_slowpath+0x2650/0x2650 [ 327.443804] ? lock_downgrade+0x7f0/0x7f0 [ 327.447948] alloc_pages_current+0xd6/0x1b0 [ 327.452272] __page_cache_alloc+0x1da/0x330 [ 327.456577] filemap_fault+0xbc4/0x1ae0 [ 327.460557] ? __lock_page_or_retry+0x820/0x820 [ 327.465219] ? lock_acquire+0x173/0x400 [ 327.469173] ? ext4_filemap_fault+0x75/0xb0 [ 327.473477] ext4_filemap_fault+0x7d/0xb0 [ 327.477609] __do_fault+0xf3/0x340 [ 327.481127] __handle_mm_fault+0x21eb/0x3870 [ 327.485523] ? copy_page_range+0x1d10/0x1d10 [ 327.489912] ? find_held_lock+0x36/0x1d0 [ 327.493960] handle_mm_fault+0x234/0x6e0 [ 327.497995] ? find_vma+0x1a/0x150 [ 327.501516] __do_page_fault+0x44d/0xb00 [ 327.505558] ? vmalloc_fault+0xc90/0xc90 [ 327.509598] ? retint_user+0x18/0x18 [ 327.513300] ? page_fault+0x2f/0x50 [ 327.516909] do_page_fault+0x64/0x3fb [ 327.520690] ? page_fault+0x2f/0x50 [ 327.524294] page_fault+0x45/0x50 [ 327.527729] RIP: 0033:0x4162d0 [ 327.530905] RSP: 002b:00007fff0cc19978 EFLAGS: 00010293 [ 327.536246] RAX: 000000000004fe9d RBX: 000000000004f72b RCX: 0000000000000005 [ 327.543503] RDX: 0000000040000001 RSI: 00007fff0cc199b0 RDI: 00000000ffffffff [ 327.550748] RBP: 0000000000000046 R08: 0000000000000001 R09: 0000000000d0c940 [ 327.558171] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 327.565446] R13: 00007fff0cc199b0 R14: 000000000004f3e8 R15: 00007fff0cc199c0 [ 327.581904] Mem-Info: [ 327.584378] active_anon:5998 inactive_anon:8092 isolated_anon:0 [ 327.584378] active_file:0 inactive_file:16 isolated_file:28 [ 327.584378] unevictable:0 dirty:11 writeback:0 unstable:0 [ 327.584378] slab_reclaimable:11283 slab_unreclaimable:119555 [ 327.584378] mapped:1254 shmem:8292 pagetables:447 bounce:0 [ 327.584378] free:25058 free_pcp:30 free_cma:0 [ 327.621733] Node 0 active_anon:23748kB inactive_anon:24232kB active_file:0kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):112kB mapped:5016kB dirty:44kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 327.653748] Node 1 active_anon:244kB inactive_anon:8136kB active_file:16kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8200kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 327.684824] Node 0 DMA free:10488kB min:216kB low:268kB high:320kB active_anon:16kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 327.712472] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 327.717520] Node 0 DMA32 free:36340kB min:36384kB low:45480kB high:54576kB active_anon:23732kB inactive_anon:24232kB active_file:0kB inactive_file:48kB unevictable:0kB writepending:44kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7072kB pagetables:1764kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 327.746301] lowmem_reserve[]: 0 0 0 0 0 [ 327.750325] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 327.775903] lowmem_reserve[]: 0 0 0 0 0 [ 327.779894] Node 1 Normal free:53504kB min:53504kB low:66880kB high:80256kB active_anon:244kB inactive_anon:8136kB active_file:16kB inactive_file:16kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:128kB pagetables:8kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 327.808076] lowmem_reserve[]: 0 0 0 0 0 [ 327.808096] Node 0 DMA: 2*4kB (M) 4*8kB (ME) 5*16kB (UME) 4*32kB (UE) 10*64kB (UME) 11*128kB (UME) 4*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10488kB [ 327.808156] Node 0 DMA32: 341*4kB (UME) 186*8kB (UME) 95*16kB (ME) 858*32kB (UME) 14*64kB (M) 5*128kB (M) 2*256kB (M) 1*512kB (M) 2*1024kB (M) 0*2048kB 0*4096kB = 36436kB [ 327.930012] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 327.970014] Node 1 Normal: 21*4kB (UME) 426*8kB (UME) 618*16kB (UME) 735*32kB (UM) 1080*64kB (UM) 102*128kB (UM) 44*256kB (UM) 47*512kB (UM) 24*1024kB (UM) 9*2048kB (UM) 2*4096kB (U) = 205604kB [ 328.000022] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 328.008896] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 328.017716] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 328.028236] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 328.037645] 8317 total pagecache pages [ 328.060178] 0 pages in swap cache [ 328.063663] Swap cache stats: add 0, delete 0, find 0/0 [ 328.085595] Free swap = 0kB [ 328.100414] Total swap = 0kB [ 328.103472] 1965979 pages RAM [ 328.106568] 0 pages HighMem/MovableOnly [ 328.120020] 335847 pages reserved [ 328.123515] 0 pages cma reserved [ 328.126874] Out of memory: Kill process 11415 (syz-executor.2) score 999 or sacrifice child [ 328.140154] Killed process 11428 (syz-executor.2) total-vm:40148kB, anon-rss:124kB, file-rss:0kB, shmem-rss:0kB [ 328.200370] oom_reaper: reaped process 11428 (syz-executor.2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 328.483672] device hsr_slave_1 left promiscuous mode [ 328.523772] device hsr_slave_0 left promiscuous mode 2020/04/08 19:23:04 executed programs: 100 [ 328.580888] team0 (unregistering): Port device team_slave_1 removed [ 328.592287] team0 (unregistering): Port device team_slave_0 removed [ 328.602887] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 328.654979] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 328.729716] bond0 (unregistering): Released all slaves [ 328.826558] device hsr_slave_1 left promiscuous mode [ 328.867910] device hsr_slave_0 left promiscuous mode [ 328.924751] team0 (unregistering): Port device team_slave_1 removed [ 328.937208] team0 (unregistering): Port device team_slave_0 removed [ 328.953713] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 329.005740] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 329.089018] bond0 (unregistering): Released all slaves [ 329.116942] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 329.194201] bond0 (unregistering): Released all slaves [ 329.258693] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 329.265770] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 329.279036] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 329.287009] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 329.295707] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 329.304282] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 329.313559] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 329.324564] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 329.332769] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 329.341964] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 329.350571] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 329.358213] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 329.369294] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 329.377045] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 329.386625] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 329.397834] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 329.410605] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 329.427484] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 329.435396] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 329.444074] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 329.452980] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 329.463701] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 329.571011] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 329.642663] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 329.650356] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 329.658277] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 329.758338] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 329.780969] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 329.787757] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 329.812708] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 329.819409] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 329.830989] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 329.840724] device veth0_vlan entered promiscuous mode [ 329.850554] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 329.857447] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 329.866389] device veth1_vlan entered promiscuous mode [ 329.872635] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 329.887521] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 329.904369] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 329.914840] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 329.926466] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 329.934553] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 329.946903] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 329.955203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 329.969534] device veth0_macvtap entered promiscuous mode [ 329.976930] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 329.991533] device veth1_macvtap entered promiscuous mode [ 329.997779] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 330.013185] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 330.027753] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 330.038336] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 330.053111] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 330.063145] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 330.077306] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 330.087892] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 330.101764] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 330.114465] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 330.124602] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 330.134328] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 330.144671] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 330.154642] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 330.164982] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 330.177306] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 330.189089] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 330.199251] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 330.212511] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 330.223002] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 330.236249] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 330.248774] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 330.259397] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 330.268754] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 330.280384] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 332.360790] IPVS: ftp: loaded support on port[0] = 21 [ 333.259133] IPVS: ftp: loaded support on port[0] = 21 [ 333.627286] chnl_net:caif_netlink_parms(): no params data found [ 333.725158] IPVS: ftp: loaded support on port[0] = 21 [ 333.774922] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 333.787429] syz-executor.4: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 333.788608] syz-executor.5: [ 333.801462] syz-executor.1: [ 333.807024] syz-executor.2: [ 333.808347] syz-executor.3: [ 333.811296] page allocation failure: order:4 [ 333.813742] page allocation failure: order:4 [ 333.816434] syz-executor.4: [ 333.831230] page allocation failure: order:4 [ 333.834377] page allocation failure: order:4 [ 333.838884] , mode:0x14040c0(GFP_KERNEL|__GFP_COMP), nodemask= [ 333.843845] , mode:0x14040c0(GFP_KERNEL|__GFP_COMP), nodemask= [ 333.844600] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 333.851459] syz-executor.4 cpuset= [ 333.856532] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 333.867172] page allocation failure: order:4 [ 333.867480] (null) [ 333.875293] (null) [ 333.883696] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 333.888933] (null) [ 333.889648] / mems_allowed=0-1 [ 333.892041] (null) [ 333.894785] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 333.896500] syz-executor.2 cpuset= [ 333.903044] syz-executor.4 cpuset= [ 333.906225] CPU: 0 PID: 11542 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 333.906696] syz-executor.1 cpuset= [ 333.910122] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 333.910126] Call Trace: [ 333.910142] dump_stack+0xf7/0x13b [ 333.910150] warn_alloc.cold.110+0xa2/0x1be [ 333.910158] ? zone_watermark_ok_safe+0x260/0x260 [ 333.910174] ? __alloc_pages_direct_compact+0xc2/0x330 [ 333.910181] __alloc_pages_slowpath+0x2052/0x2650 [ 333.910194] ? trace_hardirqs_off+0x10/0x10 [ 333.910202] ? warn_alloc+0x100/0x100 [ 333.910209] ? get_page_from_freelist+0x9ee/0x23b0 [ 333.910221] ? __might_sleep+0x93/0xb0 [ 333.910227] __alloc_pages_nodemask+0x60d/0x770 [ 333.910234] ? __alloc_pages_slowpath+0x2650/0x2650 [ 333.910243] ? wait_for_completion+0x440/0x440 [ 333.910253] alloc_pages_current+0xd6/0x1b0 [ 333.910262] ion_page_pool_alloc+0x102/0x180 [ 333.910268] ion_system_heap_allocate+0x14e/0x930 [ 333.910278] ? ion_system_heap_free+0x270/0x270 [ 333.910289] ion_alloc+0x216/0x770 [ 333.910299] ? ion_dma_buf_release+0x40/0x40 [ 333.910309] ? kasan_check_write+0x14/0x20 [ 333.910316] ion_ioctl+0xe2/0x1b6 [ 333.910321] ? ion_alloc.cold.15+0x32/0x32 [ 333.910339] do_vfs_ioctl+0x180/0xfb0 [ 333.910347] ? __fget+0x1ad/0x2f0 [ 333.927407] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 333.931483] ? ioctl_preallocate+0x1a0/0x1a0 [ 333.931494] ? __fget+0x1ca/0x2f0 [ 333.931505] ? security_file_ioctl+0x6a/0xa0 [ 333.931512] ? SyS_clock_settime+0x1a0/0x1a0 [ 333.931517] ? security_file_ioctl+0x6a/0xa0 [ 333.936304] / [ 333.937612] SyS_ioctl+0x74/0x80 [ 333.944167] / [ 333.946739] ? do_vfs_ioctl+0xfb0/0xfb0 [ 333.946747] do_syscall_64+0x1c7/0x5b0 [ 333.946767] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 333.946778] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 333.946784] RIP: 0033:0x45c4a9 [ 333.952285] / [ 333.956967] RSP: 002b:00007f67c2a70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 333.963575] (null) [ 333.965052] RAX: ffffffffffffffda RBX: 00007f67c2a716d4 RCX: 000000000045c4a9 [ 333.965056] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 333.965059] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 333.965062] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 333.965065] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 333.986061] CPU: 0 PID: 11425 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 333.992708] mems_allowed=0-1 [ 333.997044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 333.997048] Call Trace: [ 333.997057] dump_stack+0xf7/0x13b [ 333.997066] warn_alloc.cold.110+0xa2/0x1be [ 334.005175] mems_allowed=0-1 [ 334.006553] ? zone_watermark_ok_safe+0x260/0x260 [ 334.006560] ? __lock_is_held+0xb5/0x140 [ 334.006574] ? __alloc_pages_direct_compact+0x28d/0x330 [ 334.011218] mems_allowed=0-1 [ 334.014495] __alloc_pages_slowpath+0x2052/0x2650 [ 334.014509] ? trace_hardirqs_off+0x10/0x10 [ 334.057870] syz-executor.5 cpuset= [ 334.060044] ? warn_alloc+0x100/0x100 [ 334.060053] ? get_page_from_freelist+0x9ee/0x23b0 [ 334.060067] ? __might_sleep+0x93/0xb0 [ 334.073167] / [ 334.075152] __alloc_pages_nodemask+0x60d/0x770 [ 334.102946] mems_allowed=0-1 [ 334.103690] ? __alloc_pages_slowpath+0x2650/0x2650 [ 334.230513] ? cache_grow_begin+0x331/0x3f0 [ 334.234829] cache_grow_begin+0x80/0x3f0 [ 334.238891] fallback_alloc+0x203/0x2c0 [ 334.242868] ____cache_alloc_node+0x1c7/0x1e0 [ 334.247352] kmem_cache_alloc_trace+0x214/0x7a0 [ 334.252011] can_notifier+0x1d4/0x2f0 [ 334.255861] notifier_call_chain+0xd6/0x150 [ 334.260192] raw_notifier_call_chain+0x11/0x20 [ 334.264758] call_netdevice_notifiers_info+0x4b/0x60 [ 334.269850] register_netdevice+0x98e/0xe50 [ 334.274166] ? alloc_netdev_mqs+0x797/0xb40 [ 334.278469] ? security_capable+0x6f/0xa0 [ 334.282625] ? netdev_change_features+0x80/0x80 [ 334.287284] ? rtnl_create_link+0x1a8/0x950 [ 334.291587] ? ns_capable+0xe/0x10 [ 334.295105] ? __netlink_ns_capable+0xc3/0xf0 [ 334.299585] rtnl_newlink+0x10d8/0x1390 [ 334.303546] ? rtnl_newlink+0x329/0x1390 [ 334.307595] ? rtnl_link_unregister+0x270/0x270 [ 334.312244] ? avc_has_perm_noaudit+0x236/0x400 [ 334.316896] ? lock_downgrade+0x7f0/0x7f0 [ 334.321051] rtnetlink_rcv_msg+0x34c/0x9e0 [ 334.325274] ? rtnl_bridge_getlink+0x760/0x760 [ 334.329835] ? find_held_lock+0x36/0x1d0 [ 334.333890] netlink_rcv_skb+0x133/0x370 [ 334.337935] ? rtnl_bridge_getlink+0x760/0x760 [ 334.342498] ? netlink_ack+0xa00/0xa00 [ 334.346372] ? netlink_deliver_tap+0x8e/0x920 [ 334.350858] rtnetlink_rcv+0x10/0x20 [ 334.354567] netlink_unicast+0x40b/0x600 [ 334.358618] ? netlink_attachskb+0x6d0/0x6d0 [ 334.363013] netlink_sendmsg+0x730/0xbd0 [ 334.367057] ? netlink_unicast+0x600/0x600 [ 334.371278] ? selinux_socket_sendmsg+0x31/0x40 [ 334.375937] ? security_socket_sendmsg+0x6a/0xa0 [ 334.380669] ? netlink_unicast+0x600/0x600 [ 334.384884] sock_sendmsg+0xb5/0xf0 [ 334.388496] SYSC_sendto+0x1e3/0x2c0 [ 334.392195] ? SYSC_connect+0x2a0/0x2a0 [ 334.396149] ? __fd_install+0x1f0/0x5b0 [ 334.400108] ? fd_install+0x47/0x60 [ 334.403721] ? SyS_socket+0xdd/0x1a0 [ 334.407418] ? move_addr_to_kernel+0x20/0x20 [ 334.411804] ? do_syscall_64+0x4c/0x5b0 [ 334.415759] ? SyS_getpeername+0x10/0x10 [ 334.419797] SyS_sendto+0x9/0x10 [ 334.423143] do_syscall_64+0x1c7/0x5b0 [ 334.427010] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.431833] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 334.437175] RIP: 0033:0x4161a3 [ 334.440359] RSP: 002b:00007fffecde0588 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 334.448062] RAX: ffffffffffffffda RBX: 0000000000c82200 RCX: 00000000004161a3 [ 334.455328] RDX: 0000000000000038 RSI: 0000000000c82250 RDI: 0000000000000003 [ 334.462599] RBP: 0000000000000000 R08: 00007fffecde0590 R09: 000000000000000c [ 334.469949] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 334.477209] R13: 0000000000000000 R14: 0000000000c82250 R15: 0000000000000003 [ 334.484494] CPU: 1 PID: 11541 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 334.492378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 334.501736] Call Trace: [ 334.504323] dump_stack+0xf7/0x13b [ 334.507867] warn_alloc.cold.110+0xa2/0x1be [ 334.512191] ? zone_watermark_ok_safe+0x260/0x260 [ 334.517048] ? __alloc_pages_direct_compact+0xc2/0x330 [ 334.522322] __alloc_pages_slowpath+0x2052/0x2650 [ 334.527167] ? trace_hardirqs_off+0x10/0x10 [ 334.531490] ? warn_alloc+0x100/0x100 [ 334.535530] ? get_page_from_freelist+0x9ee/0x23b0 [ 334.540463] ? __might_sleep+0x93/0xb0 [ 334.544350] __alloc_pages_nodemask+0x60d/0x770 [ 334.549014] ? trace_hardirqs_off+0x10/0x10 [ 334.553333] ? __alloc_pages_slowpath+0x2650/0x2650 [ 334.558352] ? wait_for_completion+0x440/0x440 [ 334.563025] alloc_pages_current+0xd6/0x1b0 [ 334.567373] ion_page_pool_alloc+0x102/0x180 [ 334.571785] ion_system_heap_allocate+0x14e/0x930 [ 334.576646] ? ion_system_heap_free+0x270/0x270 [ 334.581320] ion_alloc+0x216/0x770 [ 334.584862] ? ion_dma_buf_release+0x40/0x40 [ 334.589276] ? kasan_check_write+0x14/0x20 [ 334.593517] ion_ioctl+0xe2/0x1b6 [ 334.594843] Mem-Info: [ 334.596998] ? ion_alloc.cold.15+0x32/0x32 [ 334.597023] do_vfs_ioctl+0x180/0xfb0 [ 334.597030] ? __fget+0x1ad/0x2f0 [ 334.607047] active_anon:6053 inactive_anon:8090 isolated_anon:0 [ 334.607047] active_file:1030 inactive_file:2288 isolated_file:0 [ 334.607047] unevictable:0 dirty:18 writeback:0 unstable:0 [ 334.607047] slab_reclaimable:11296 slab_unreclaimable:114723 [ 334.607047] mapped:3249 shmem:8292 pagetables:466 bounce:0 [ 334.607047] free:118381 free_pcp:26 free_cma:0 [ 334.607559] ? ioctl_preallocate+0x1a0/0x1a0 [ 334.625362] Node 0 active_anon:23980kB inactive_anon:24224kB active_file:4100kB inactive_file:9140kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:12996kB dirty:48kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 334.644451] ? __fget+0x1ca/0x2f0 [ 334.644463] ? security_file_ioctl+0x6a/0xa0 [ 334.644470] ? SyS_clock_settime+0x1a0/0x1a0 [ 334.644474] ? security_file_ioctl+0x6a/0xa0 [ 334.644482] SyS_ioctl+0x74/0x80 [ 334.644488] ? do_vfs_ioctl+0xfb0/0xfb0 [ 334.644494] do_syscall_64+0x1c7/0x5b0 [ 334.644498] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.644508] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 334.644513] RIP: 0033:0x45c4a9 [ 334.644515] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 334.644521] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 334.644523] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 334.644526] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 334.644528] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 334.644531] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 334.651836] CPU: 1 PID: 11536 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 334.771266] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 334.780624] Call Trace: [ 334.783278] dump_stack+0xf7/0x13b [ 334.786823] warn_alloc.cold.110+0xa2/0x1be [ 334.791157] ? zone_watermark_ok_safe+0x260/0x260 [ 334.796124] ? __alloc_pages_direct_compact+0xc2/0x330 [ 334.801401] __alloc_pages_slowpath+0x2052/0x2650 [ 334.806260] ? trace_hardirqs_off+0x10/0x10 [ 334.810590] ? warn_alloc+0x100/0x100 [ 334.814409] ? get_page_from_freelist+0x9ee/0x23b0 [ 334.819324] Node 1 active_anon:232kB inactive_anon:8136kB active_file:12kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8200kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 334.819343] ? __might_sleep+0x93/0xb0 [ 334.853051] __alloc_pages_nodemask+0x60d/0x770 [ 334.857891] ? __alloc_pages_slowpath+0x2650/0x2650 [ 334.863268] ? wait_for_completion+0x440/0x440 [ 334.868989] alloc_pages_current+0xd6/0x1b0 [ 334.873314] ion_page_pool_alloc+0x102/0x180 [ 334.878071] ion_system_heap_allocate+0x14e/0x930 [ 334.883855] ? ion_system_heap_free+0x270/0x270 [ 334.888525] ion_alloc+0x216/0x770 [ 334.892558] ? ion_dma_buf_release+0x40/0x40 [ 334.897320] ? kasan_check_write+0x14/0x20 [ 334.901718] ion_ioctl+0xe2/0x1b6 [ 334.905224] ? ion_alloc.cold.15+0x32/0x32 [ 334.909464] do_vfs_ioctl+0x180/0xfb0 [ 334.913868] ? __fget+0x1ad/0x2f0 [ 334.917925] ? ioctl_preallocate+0x1a0/0x1a0 [ 334.922529] ? __fget+0x1ca/0x2f0 [ 334.926417] ? security_file_ioctl+0x6a/0xa0 [ 334.929122] Node 0 [ 334.930828] ? SyS_clock_settime+0x1a0/0x1a0 [ 334.930831] ? security_file_ioctl+0x6a/0xa0 [ 334.930839] SyS_ioctl+0x74/0x80 [ 334.930846] ? do_vfs_ioctl+0xfb0/0xfb0 [ 334.930852] do_syscall_64+0x1c7/0x5b0 [ 334.930857] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 334.930869] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 334.930873] RIP: 0033:0x45c4a9 [ 334.930876] RSP: 002b:00007f19efdf5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 334.930881] RAX: ffffffffffffffda RBX: 00007f19efdf66d4 RCX: 000000000045c4a9 [ 334.930884] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 334.930887] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 334.930890] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 334.930893] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 334.936661] CPU: 1 PID: 11540 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 334.951857] DMA free:10404kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 334.953648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 334.953651] Call Trace: [ 334.953662] dump_stack+0xf7/0x13b [ 334.953670] warn_alloc.cold.110+0xa2/0x1be [ 334.953682] ? zone_watermark_ok_safe+0x260/0x260 [ 334.964656] lowmem_reserve[]: [ 334.967570] ? __alloc_pages_direct_compact+0xc2/0x330 [ 334.967579] __alloc_pages_slowpath+0x2052/0x2650 [ 335.017262] 0 [ 335.025381] ? trace_hardirqs_off+0x10/0x10 [ 335.025392] ? warn_alloc+0x100/0x100 [ 335.025398] ? get_page_from_freelist+0x9ee/0x23b0 [ 335.025411] ? __might_sleep+0x93/0xb0 [ 335.025418] __alloc_pages_nodemask+0x60d/0x770 [ 335.025426] ? __alloc_pages_slowpath+0x2650/0x2650 [ 335.025436] ? wait_for_completion+0x440/0x440 [ 335.025446] alloc_pages_current+0xd6/0x1b0 [ 335.025455] ion_page_pool_alloc+0x102/0x180 [ 335.025460] ion_system_heap_allocate+0x14e/0x930 [ 335.025468] ? ion_system_heap_free+0x270/0x270 [ 335.025478] ion_alloc+0x216/0x770 [ 335.025487] ? ion_dma_buf_release+0x40/0x40 [ 335.151066] ? kasan_check_write+0x14/0x20 [ 335.155292] ion_ioctl+0xe2/0x1b6 [ 335.158726] ? ion_alloc.cold.15+0x32/0x32 [ 335.162975] do_vfs_ioctl+0x180/0xfb0 [ 335.166776] ? __fget+0x1ad/0x2f0 [ 335.170228] ? ioctl_preallocate+0x1a0/0x1a0 [ 335.174636] ? __fget+0x1ca/0x2f0 [ 335.178073] ? security_file_ioctl+0x6a/0xa0 [ 335.181209] 2570 [ 335.182465] ? SyS_clock_settime+0x1a0/0x1a0 [ 335.182469] 2570 [ 335.184509] ? security_file_ioctl+0x6a/0xa0 [ 335.184517] SyS_ioctl+0x74/0x80 [ 335.188910] 2570 [ 335.190959] ? do_vfs_ioctl+0xfb0/0xfb0 [ 335.190965] do_syscall_64+0x1c7/0x5b0 [ 335.190969] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.190978] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 335.190983] RIP: 0033:0x45c4a9 [ 335.190985] RSP: 002b:00007f5965a55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 335.190991] RAX: ffffffffffffffda RBX: 00007f5965a566d4 RCX: 000000000045c4a9 [ 335.190994] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 335.190997] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 335.191000] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 335.191002] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 335.269650] CPU: 1 PID: 11484 Comm: syz-executor.1 Not tainted 4.14.175-syzkaller #0 [ 335.277548] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.286897] Call Trace: [ 335.289495] dump_stack+0xf7/0x13b [ 335.293031] warn_alloc.cold.110+0xa2/0x1be [ 335.297346] ? zone_watermark_ok_safe+0x260/0x260 [ 335.302191] ? __lock_is_held+0xb5/0x140 [ 335.306254] ? __alloc_pages_direct_compact+0x28d/0x330 [ 335.311615] __alloc_pages_slowpath+0x2052/0x2650 [ 335.316463] ? trace_hardirqs_off+0x10/0x10 [ 335.320781] ? warn_alloc+0x100/0x100 [ 335.324577] ? get_page_from_freelist+0x9ee/0x23b0 [ 335.329520] ? __might_sleep+0x93/0xb0 [ 335.333403] __alloc_pages_nodemask+0x60d/0x770 [ 335.338074] ? __alloc_pages_slowpath+0x2650/0x2650 [ 335.343091] ? cache_grow_begin+0x331/0x3f0 [ 335.347411] cache_grow_begin+0x80/0x3f0 [ 335.351473] fallback_alloc+0x203/0x2c0 [ 335.355428] ____cache_alloc_node+0x1c7/0x1e0 [ 335.359908] kmem_cache_alloc_trace+0x214/0x7a0 [ 335.364570] ? __lockdep_init_map+0x105/0x550 [ 335.369067] can_pernet_init+0x6b/0x3cc [ 335.373030] ops_init+0x95/0x380 [ 335.376376] ? lockdep_init_map+0x9/0x10 [ 335.379528] 2570 [ 335.380427] setup_net+0x233/0x4f0 [ 335.380433] ? ops_init+0x380/0x380 [ 335.382488] Node 0 [ 335.386011] ? kmem_cache_alloc+0x623/0x790 [ 335.396151] copy_net_ns+0x16b/0x3c0 [ 335.399855] create_new_namespaces+0x476/0x740 [ 335.404417] unshare_nsproxy_namespaces+0x87/0x1a0 [ 335.409329] SyS_unshare+0x299/0x6e0 [ 335.413039] ? walk_process_tree+0x310/0x310 [ 335.417439] ? trace_hardirqs_on_caller+0x40c/0x580 [ 335.419566] DMA32 free:99476kB min:36384kB low:45480kB high:54576kB active_anon:23976kB inactive_anon:24232kB active_file:4104kB inactive_file:9140kB unevictable:0kB writepending:28kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7232kB pagetables:1840kB bounce:0kB free_pcp:180kB local_pcp:196kB free_cma:0kB [ 335.422442] ? _raw_spin_unlock_irq+0x60/0x80 [ 335.455631] ? task_work_run+0xbf/0x170 [ 335.459600] ? do_syscall_64+0x4c/0x5b0 [ 335.463566] ? walk_process_tree+0x310/0x310 [ 335.468652] do_syscall_64+0x1c7/0x5b0 [ 335.472528] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.477368] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 335.482574] RIP: 0033:0x45ef77 [ 335.485745] RSP: 002b:00007ffe6c39bae8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110 [ 335.493436] RAX: ffffffffffffffda RBX: 00007ffe6c39bb30 RCX: 000000000045ef77 [ 335.500691] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000000 [ 335.507939] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000005 [ 335.515203] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000417fb0 [ 335.519533] lowmem_reserve[]: [ 335.522463] R13: 00007ffe6c39bd58 R14: 0000000000000000 R15: 0000000000000000 [ 335.544936] CPU: 0 PID: 11539 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 335.552846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 335.562202] Call Trace: [ 335.564793] dump_stack+0xf7/0x13b [ 335.568363] warn_alloc.cold.110+0xa2/0x1be [ 335.572682] ? zone_watermark_ok_safe+0x260/0x260 [ 335.577528] ? __alloc_pages_direct_compact+0xc2/0x330 [ 335.582804] __alloc_pages_slowpath+0x2052/0x2650 [ 335.587643] ? trace_hardirqs_off+0x10/0x10 [ 335.591964] ? warn_alloc+0x100/0x100 [ 335.595761] ? get_page_from_freelist+0x9ee/0x23b0 [ 335.600688] ? __might_sleep+0x93/0xb0 [ 335.604580] __alloc_pages_nodemask+0x60d/0x770 [ 335.609249] ? __alloc_pages_slowpath+0x2650/0x2650 [ 335.614272] ? wait_for_completion+0x440/0x440 [ 335.618858] alloc_pages_current+0xd6/0x1b0 [ 335.623187] ion_page_pool_alloc+0x102/0x180 [ 335.627592] ion_system_heap_allocate+0x14e/0x930 [ 335.632437] ? ion_system_heap_free+0x270/0x270 [ 335.637097] ion_alloc+0x216/0x770 [ 335.640627] ? ion_dma_buf_release+0x40/0x40 [ 335.645017] ? kasan_check_write+0x14/0x20 [ 335.649234] ion_ioctl+0xe2/0x1b6 [ 335.652665] ? ion_alloc.cold.15+0x32/0x32 [ 335.656884] do_vfs_ioctl+0x180/0xfb0 [ 335.660663] ? __fget+0x1ad/0x2f0 [ 335.664097] ? ioctl_preallocate+0x1a0/0x1a0 [ 335.668487] ? __fget+0x1ca/0x2f0 [ 335.671940] ? security_file_ioctl+0x6a/0xa0 [ 335.676333] ? SyS_clock_settime+0x1a0/0x1a0 [ 335.680736] ? security_file_ioctl+0x6a/0xa0 [ 335.685130] SyS_ioctl+0x74/0x80 [ 335.688482] ? do_vfs_ioctl+0xfb0/0xfb0 [ 335.692446] do_syscall_64+0x1c7/0x5b0 [ 335.696316] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 335.701141] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 335.706420] RIP: 0033:0x45c4a9 [ 335.709594] RSP: 002b:00007f67c2a91c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 335.717298] RAX: ffffffffffffffda RBX: 00007f67c2a926d4 RCX: 000000000045c4a9 [ 335.724560] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 335.731811] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 335.739058] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 335.746306] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 335.772493] 0 0 0 0 0 [ 335.775252] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 335.808098] warn_alloc_show_mem: 3 callbacks suppressed [ 335.808101] Mem-Info: [ 335.821815] active_anon:6053 inactive_anon:8092 isolated_anon:0 [ 335.821815] active_file:157 inactive_file:139 isolated_file:0 [ 335.821815] unevictable:0 dirty:7 writeback:0 unstable:0 [ 335.821815] slab_reclaimable:11310 slab_unreclaimable:115566 [ 335.821815] mapped:1517 shmem:8292 pagetables:466 bounce:0 [ 335.821815] free:25214 free_pcp:25 free_cma:0 [ 335.860108] lowmem_reserve[]: 0 0 0 0 0 [ 335.864215] Node 1 Normal free:53496kB min:53504kB low:66880kB high:80256kB active_anon:232kB inactive_anon:8136kB active_file:12kB inactive_file:16kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:64kB pagetables:8kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 335.874318] Node 0 active_anon:23980kB inactive_anon:24232kB active_file:76kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:5268kB dirty:28kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 335.899019] lowmem_reserve[]: 0 0 0 0 0 [ 335.928384] Node 0 DMA: 11*4kB (UMH) 19*8kB (UMEH) 12*16kB (UMEH) 5*32kB (UMEH) 6*64kB (UMEH) 10*128kB (UMEH) 4*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10404kB [ 336.006521] Node 0 DMA32: 330*4kB (ME) 199*8kB (UME) 119*16kB (ME) 594*32kB (UME) 96*64kB (UM) 14*128kB (M) 8*256kB (M) 3*512kB (M) 1*1024kB (M) 0*2048kB 0*4096kB = 36368kB [ 336.078301] oom_reaper: reaped process 11540 (syz-executor.5), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 336.094216] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 336.099511] Node 1 active_anon:232kB inactive_anon:8136kB active_file:20kB inactive_file:8kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8200kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 336.109360] Node 1 [ 336.143782] oom_reaper: reaped process 11536 (syz-executor.2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 336.174898] Normal: 20*4kB (UME) 14*8kB (UME) 11*16kB (UME) 510*32kB (UM) 22*64kB (UM) 7*128kB (UM) 0*256kB 1*512kB (U) 1*1024kB (U) 1*2048kB (U) 1*4096kB (U) = 26672kB [ 336.209192] in:imklog invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 336.230763] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 336.246385] in:imklog cpuset=/ mems_allowed=0-1 [ 336.249807] Node 0 DMA free:10384kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 336.251141] syz-executor.5: [ 336.284622] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 336.296654] CPU: 0 PID: 5941 Comm: in:imklog Not tainted 4.14.175-syzkaller #0 [ 336.300118] lowmem_reserve[]: [ 336.304005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 336.304011] 0 [ 336.307106] Call Trace: [ 336.316486] 2570 [ 336.318244] dump_stack+0xf7/0x13b [ 336.320822] 2570 [ 336.322862] dump_header+0x160/0x63f [ 336.326370] 2570 2570 [ 336.328417] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 336.334603] ? ___ratelimit+0x243/0x519 [ 336.339746] Node 0 [ 336.343655] ? do_raw_spin_unlock+0x16a/0x250 [ 336.343665] DMA32 free:18140kB min:36384kB low:45480kB high:54576kB active_anon:23892kB inactive_anon:24232kB active_file:28kB inactive_file:28kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7232kB pagetables:1840kB bounce:0kB free_pcp:420kB local_pcp:120kB free_cma:0kB [ 336.345879] oom_kill_process.cold.24+0xb/0xa1a [ 336.350382] lowmem_reserve[]: [ 336.378621] ? out_of_memory+0x7f9/0x1030 [ 336.378629] ? lock_downgrade+0x7f0/0x7f0 [ 336.378638] out_of_memory+0x2b0/0x1030 [ 336.378648] ? oom_killer_disable+0x1a0/0x1a0 [ 336.383317] 0 [ 336.386414] ? __alloc_pages_slowpath+0xb69/0x2650 [ 336.390553] 0 [ 336.394664] __alloc_pages_slowpath+0x1ef3/0x2650 [ 336.398623] 0 [ 336.403109] ? warn_alloc+0x100/0x100 [ 336.403118] ? get_page_from_freelist+0x26e/0x23b0 [ 336.404898] 0 [ 336.409816] ? __might_sleep+0x93/0xb0 [ 336.409824] __alloc_pages_nodemask+0x60d/0x770 [ 336.409832] ? __alloc_pages_slowpath+0x2650/0x2650 [ 336.411620] 0 [ 336.416438] ? lock_downgrade+0x7f0/0x7f0 [ 336.416451] alloc_pages_current+0xd6/0x1b0 [ 336.422012] __page_cache_alloc+0x1da/0x330 [ 336.422021] filemap_fault+0xbc4/0x1ae0 [ 336.422033] ? __lock_page_or_retry+0x820/0x820 [ 336.426939] Node 0 [ 336.428735] ? lock_acquire+0x173/0x400 [ 336.432616] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 336.437241] ? ext4_filemap_fault+0x75/0xb0 [ 336.442250] lowmem_reserve[]: [ 336.444025] ext4_filemap_fault+0x7d/0xb0 [ 336.451790] 0 [ 336.452448] __do_fault+0xf3/0x340 [ 336.456743] 0 [ 336.460696] __handle_mm_fault+0x21eb/0x3870 [ 336.460704] ? copy_page_range+0x1d10/0x1d10 [ 336.460711] ? find_held_lock+0x36/0x1d0 [ 336.460728] handle_mm_fault+0x234/0x6e0 [ 336.465361] 0 [ 336.467574] ? find_vma+0x1a/0x150 [ 336.467583] __do_page_fault+0x44d/0xb00 [ 336.471546] 0 [ 336.496144] ? SyS_read+0x1c5/0x250 [ 336.496150] ? firmware_map_remove+0x177/0x177 [ 336.496159] ? vmalloc_fault+0xc90/0xc90 [ 336.496165] ? retint_user+0x18/0x18 [ 336.500495] 0 [ 336.503577] ? page_fault+0x2f/0x50 [ 336.509500] do_page_fault+0x64/0x3fb [ 336.509506] ? page_fault+0x2f/0x50 [ 336.509512] page_fault+0x45/0x50 [ 336.509518] RIP: 0033:0x7f42091cf238 [ 336.513037] Node 1 [ 336.514810] RSP: 002b:00007f420877f588 EFLAGS: 00010202 [ 336.519204] Normal free:26672kB min:53504kB low:66880kB high:80256kB active_anon:232kB inactive_anon:8136kB active_file:20kB inactive_file:8kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:64kB pagetables:8kB bounce:0kB free_pcp:196kB local_pcp:72kB free_cma:0kB [ 336.523583] RAX: 0000000000000186 RBX: 0000000000000000 RCX: 00007f420ade322d [ 336.523586] RDX: 0000000000000186 RSI: 000000000000000a RDI: 00007f420877fda0 [ 336.523588] RBP: 0000559d1ce569d0 R08: 0000000000000000 R09: 0000000000000000 [ 336.523591] R10: 2ce33e6c02ce33e7 R11: 0000000000000000 R12: 00007f420877fda0 [ 336.523594] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f420877fda0 [ 336.525629] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 336.528039] syz-executor.2: [ 336.532110] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 336.533898] syz-executor.5: [ 336.537414] 8313 total pagecache pages [ 336.559758] lowmem_reserve[]: [ 336.561310] 0 pages in swap cache [ 336.564822] 0 0 [ 336.568606] Swap cache stats: add 0, delete 0, find 0/0 [ 336.576257] page allocation failure: order:0 [ 336.579383] Free swap = 0kB [ 336.599482] page allocation failure: order:0 [ 336.699480] page allocation failure: order:0 [ 336.710143] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 336.719504] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 336.729473] 0 0 0 [ 336.732053] Node 0 DMA: 6*4kB (UM) 19*8kB (UME) 12*16kB (UME) 5*32kB (UME) 11*64kB (UME) 10*128kB (UME) 4*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10704kB [ 336.752817] Total swap = 0kB [ 336.755889] 1965979 pages RAM [ 336.759040] 0 pages HighMem/MovableOnly [ 336.759567] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 336.779475] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 336.784634] CPU: 0 PID: 11535 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 336.792510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 336.801856] Call Trace: [ 336.804430] dump_stack+0xf7/0x13b [ 336.807956] warn_alloc.cold.110+0xa2/0x1be [ 336.812285] ? zone_watermark_ok_safe+0x260/0x260 [ 336.817158] ? usleep_range+0x120/0x120 [ 336.821145] ? rcu_read_lock_sched_held+0x108/0x120 [ 336.826159] ? call_timer_fn+0x570/0x570 [ 336.830222] __alloc_pages_slowpath+0x2052/0x2650 [ 336.835070] ? warn_alloc+0x100/0x100 [ 336.838873] ? get_page_from_freelist+0x26e/0x23b0 [ 336.839465] Node 0 DMA32: [ 336.843803] ? __might_sleep+0x93/0xb0 [ 336.843805] 331*4kB (UME) [ 336.846641] __alloc_pages_nodemask+0x60d/0x770 [ 336.858010] ? __alloc_pages_slowpath+0x2650/0x2650 [ 336.863021] ? wait_for_completion+0x440/0x440 [ 336.867588] alloc_pages_current+0xd6/0x1b0 [ 336.871912] ion_page_pool_alloc+0x102/0x180 [ 336.876333] ion_system_heap_allocate+0x14e/0x930 [ 336.881280] ? ion_system_heap_free+0x270/0x270 [ 336.885948] ion_alloc+0x216/0x770 [ 336.889486] ? ion_dma_buf_release+0x40/0x40 [ 336.893888] ? kasan_check_write+0x14/0x20 [ 336.898115] ion_ioctl+0xe2/0x1b6 [ 336.901563] ? ion_alloc.cold.15+0x32/0x32 [ 336.905791] do_vfs_ioctl+0x180/0xfb0 [ 336.909582] ? __fget+0x1ad/0x2f0 [ 336.913017] ? ioctl_preallocate+0x1a0/0x1a0 [ 336.917406] ? __fget+0x1ca/0x2f0 [ 336.919457] 198*8kB (UME) [ 336.920849] ? security_file_ioctl+0x6a/0xa0 [ 336.920854] 120*16kB [ 336.923679] ? SyS_clock_settime+0x1a0/0x1a0 [ 336.923684] ? security_file_ioctl+0x6a/0xa0 [ 336.928442] (UME) [ 336.930850] SyS_ioctl+0x74/0x80 [ 336.930857] ? do_vfs_ioctl+0xfb0/0xfb0 [ 336.930864] do_syscall_64+0x1c7/0x5b0 [ 336.930868] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 336.930879] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 336.930885] RIP: 0033:0x45c4a9 [ 336.966235] RSP: 002b:00007f5965a76c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 336.973957] RAX: ffffffffffffffda RBX: 00007f5965a776d4 RCX: 000000000045c4a9 [ 336.981233] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 336.988507] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 336.995780] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 336.999461] 67*32kB [ 337.003041] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 337.003045] (UME) [ 337.029486] CPU: 1 PID: 11540 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 337.034066] 335847 pages reserved [ 337.039541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.039544] Call Trace: [ 337.039559] dump_stack+0xf7/0x13b [ 337.039567] warn_alloc.cold.110+0xa2/0x1be [ 337.039574] ? zone_watermark_ok_safe+0x260/0x260 [ 337.039579] ? usleep_range+0x120/0x120 [ 337.039585] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 337.039593] ? call_timer_fn+0x570/0x570 [ 337.039599] ? unreserve_highatomic_pageblock+0x315/0x450 [ 337.039610] __alloc_pages_slowpath+0x2052/0x2650 [ 337.083306] 0 pages cma reserved [ 337.086287] ? warn_alloc+0x100/0x100 [ 337.098336] ? get_page_from_freelist+0x26e/0x23b0 [ 337.103265] ? __might_sleep+0x93/0xb0 [ 337.107147] __alloc_pages_nodemask+0x60d/0x770 [ 337.111817] ? __alloc_pages_slowpath+0x2650/0x2650 [ 337.116842] ? wait_for_completion+0x440/0x440 [ 337.121422] alloc_pages_current+0xd6/0x1b0 [ 337.125751] ion_page_pool_alloc+0x102/0x180 [ 337.130162] ion_system_heap_allocate+0x14e/0x930 [ 337.135011] ? ion_system_heap_free+0x270/0x270 [ 337.139686] ion_alloc+0x216/0x770 [ 337.143223] ? ion_dma_buf_release+0x40/0x40 [ 337.147635] ? kasan_check_write+0x14/0x20 [ 337.151867] ion_ioctl+0xe2/0x1b6 [ 337.155312] ? ion_alloc.cold.15+0x32/0x32 [ 337.159550] do_vfs_ioctl+0x180/0xfb0 [ 337.163347] ? __fget+0x1ad/0x2f0 [ 337.166807] ? ioctl_preallocate+0x1a0/0x1a0 [ 337.171216] ? __fget+0x1ca/0x2f0 [ 337.174665] ? security_file_ioctl+0x6a/0xa0 [ 337.179074] ? SyS_clock_settime+0x1a0/0x1a0 [ 337.183482] ? security_file_ioctl+0x6a/0xa0 [ 337.187894] SyS_ioctl+0x74/0x80 [ 337.191263] ? do_vfs_ioctl+0xfb0/0xfb0 [ 337.195241] do_syscall_64+0x1c7/0x5b0 [ 337.199127] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.203982] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 337.209206] RIP: 0033:0x45c4a9 [ 337.212391] RSP: 002b:00007f5965a55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 337.220102] RAX: ffffffffffffffda RBX: 00007f5965a566d4 RCX: 000000000045c4a9 [ 337.227372] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 337.234636] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 337.241897] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 337.249195] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 337.270118] 890*64kB (UM) 38*128kB (UM) 23*256kB (UM) 28*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 89020kB [ 337.304383] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 337.315235] Node 1 Normal: 155*4kB (UME) 165*8kB (UME) 506*16kB (UME) 521*32kB (UM) 4179*64kB (UM) 420*128kB (UM) 248*256kB (U) 155*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 490772kB [ 337.337119] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 337.365968] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 337.404827] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 337.410696] CPU: 1 PID: 11541 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 337.418588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.427946] Call Trace: [ 337.430538] dump_stack+0xf7/0x13b [ 337.434078] warn_alloc.cold.110+0xa2/0x1be [ 337.438394] ? zone_watermark_ok_safe+0x260/0x260 [ 337.443233] ? usleep_range+0x120/0x120 [ 337.447204] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 337.452308] ? call_timer_fn+0x570/0x570 [ 337.455462] chnl_net:caif_netlink_parms(): no params data found [ 337.456376] ? unreserve_highatomic_pageblock+0x315/0x450 [ 337.467958] __alloc_pages_slowpath+0x2052/0x2650 [ 337.472806] ? trace_hardirqs_on_caller+0x40c/0x580 [ 337.477831] ? warn_alloc+0x100/0x100 [ 337.481633] ? get_page_from_freelist+0x26e/0x23b0 [ 337.486565] ? __might_sleep+0x93/0xb0 [ 337.490462] __alloc_pages_nodemask+0x60d/0x770 [ 337.495149] ? retint_kernel+0x2d/0x2d [ 337.499042] ? __alloc_pages_slowpath+0x2650/0x2650 [ 337.504079] ? wait_for_completion+0x440/0x440 [ 337.508673] alloc_pages_current+0xd6/0x1b0 [ 337.513011] ion_page_pool_alloc+0x102/0x180 [ 337.517414] ion_system_heap_allocate+0x14e/0x930 [ 337.522257] ? ion_system_heap_free+0x270/0x270 [ 337.526924] ion_alloc+0x216/0x770 [ 337.530471] ? ion_dma_buf_release+0x40/0x40 [ 337.534900] ? kasan_check_write+0x14/0x20 [ 337.539140] ion_ioctl+0xe2/0x1b6 [ 337.542606] ? ion_alloc.cold.15+0x32/0x32 [ 337.546842] do_vfs_ioctl+0x180/0xfb0 [ 337.549457] Mem-Info: [ 337.550640] ? __fget+0x1ad/0x2f0 [ 337.553049] active_anon:6011 inactive_anon:8092 isolated_anon:0 [ 337.553049] active_file:311 inactive_file:814 isolated_file:0 [ 337.553049] unevictable:0 dirty:0 writeback:0 unstable:0 [ 337.553049] slab_reclaimable:11310 slab_unreclaimable:116567 [ 337.553049] mapped:2025 shmem:8292 pagetables:466 bounce:0 [ 337.553049] free:158163 free_pcp:264 free_cma:0 [ 337.556480] ? ioctl_preallocate+0x1a0/0x1a0 [ 337.594045] ? __fget+0x1ca/0x2f0 [ 337.597514] ? security_file_ioctl+0x6a/0xa0 [ 337.601933] ? SyS_clock_settime+0x1a0/0x1a0 [ 337.606346] ? security_file_ioctl+0x6a/0xa0 [ 337.610771] SyS_ioctl+0x74/0x80 [ 337.614164] ? do_vfs_ioctl+0xfb0/0xfb0 [ 337.618150] do_syscall_64+0x1c7/0x5b0 [ 337.622039] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 337.626884] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 337.632070] RIP: 0033:0x45c4a9 [ 337.635270] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 337.642982] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 337.650255] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 337.657531] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 337.664801] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 337.672077] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 337.683289] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 337.689629] Node 0 active_anon:23816kB inactive_anon:24232kB active_file:1228kB inactive_file:3244kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8100kB dirty:0kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 337.699454] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 337.758785] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 337.800238] 9471 total pagecache pages [ 337.804168] 0 pages in swap cache [ 337.807616] Swap cache stats: add 0, delete 0, find 0/0 [ 337.821250] bridge0: port 1(bridge_slave_0) entered blocking state [ 337.827705] bridge0: port 1(bridge_slave_0) entered disabled state [ 337.838677] Node 1 active_anon:228kB inactive_anon:8136kB active_file:116kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:100kB dirty:0kB writeback:0kB shmem:8200kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 337.849632] device bridge_slave_0 entered promiscuous mode [ 337.872008] Free swap = 0kB [ 337.875033] Total swap = 0kB [ 337.878235] 1965979 pages RAM [ 337.889689] 0 pages HighMem/MovableOnly [ 337.893680] 335847 pages reserved [ 337.897129] 0 pages cma reserved [ 337.909423] Node 0 DMA free:10532kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 337.931038] bridge0: port 2(bridge_slave_1) entered blocking state [ 337.955854] bridge0: port 2(bridge_slave_1) entered disabled state [ 337.975169] warn_alloc_show_mem: 2 callbacks suppressed [ 337.975172] Mem-Info: [ 337.980241] device bridge_slave_1 entered promiscuous mode [ 338.010985] active_anon:6011 inactive_anon:8092 isolated_anon:0 [ 338.010985] active_file:175 inactive_file:187 isolated_file:0 [ 338.010985] unevictable:0 dirty:0 writeback:0 unstable:0 [ 338.010985] slab_reclaimable:11310 slab_unreclaimable:116983 [ 338.010985] mapped:1700 shmem:8292 pagetables:466 bounce:0 [ 338.010985] free:22244 free_pcp:0 free_cma:0 [ 338.104416] Node 0 active_anon:23824kB inactive_anon:24232kB active_file:116kB inactive_file:172kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:5396kB dirty:0kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 338.129407] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 338.137142] Node 0 DMA32 free:39200kB min:36384kB low:45480kB high:54576kB active_anon:23820kB inactive_anon:24232kB active_file:116kB inactive_file:272kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7264kB pagetables:1844kB bounce:0kB free_pcp:816kB local_pcp:200kB free_cma:0kB [ 338.137792] Node 1 active_anon:228kB inactive_anon:8136kB active_file:4kB inactive_file:8kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8200kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 338.166383] lowmem_reserve[]: 0 0 0 0 0 [ 338.166404] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 338.166415] lowmem_reserve[]: 0 0 0 0 0 [ 338.248241] Node 0 DMA free:10448kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 338.329423] Node 1 Normal free:26756kB min:53504kB low:66880kB high:80256kB active_anon:228kB inactive_anon:8136kB active_file:4kB inactive_file:8kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:12kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 338.356320] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 338.377555] Node 0 DMA32 free:18136kB min:36384kB low:45480kB high:54576kB active_anon:23820kB inactive_anon:24232kB active_file:80kB inactive_file:52kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7264kB pagetables:1844kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 338.437340] lowmem_reserve[]: 0 0 0 0 0 [ 338.443513] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 338.491072] lowmem_reserve[]: 0 0 0 0 0 [ 338.495617] lowmem_reserve[]: 0 0 0 0 0 [ 338.500427] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 338.514196] Node 0 DMA: 2*4kB (UM) 2*8kB (ME) 2*16kB (ME) 5*32kB (UME) 11*64kB (UME) 10*128kB (UME) 4*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10392kB [ 338.529660] Node 1 Normal free:131180kB min:53504kB low:66880kB high:80256kB active_anon:228kB inactive_anon:8136kB active_file:4kB inactive_file:2208kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:156kB local_pcp:80kB free_cma:0kB [ 338.568460] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 338.590046] Node 0 DMA32: 265*4kB (UME) 162*8kB (ME) 63*16kB (ME) 460*32kB (UME) 270*64kB (U) 0*128kB 0*256kB 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 36388kB [ 338.642281] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 338.679695] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 338.683873] lowmem_reserve[]: [ 338.691100] team0: Port device team_slave_0 added [ 338.709460] 0 0 0 0 0 [ 338.712003] Node 0 DMA: 2*4kB (UM) 2*8kB (ME) 2*16kB (ME) 5*32kB (UME) 11*64kB (UME) 10*128kB (UME) 4*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10392kB [ 338.719350] Node 1 Normal: 2*4kB (ME) 3*8kB (UME) 2*16kB (UE) 1*32kB (U) 0*64kB 1*128kB (M) 2*256kB (UM) 1*512kB (M) 159*1024kB (U) 35*2048kB (U) 3*4096kB (U) = 248032kB [ 338.750154] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 338.769709] team0: Port device team_slave_1 added [ 338.789428] Node 0 DMA32: 264*4kB (ME) 163*8kB (UME) 63*16kB (ME) 28*32kB (UME) 583*64kB (U) 800*128kB (U) 331*256kB (U) 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 229736kB [ 338.845488] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 338.852226] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 338.870895] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 338.879687] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 338.910891] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 338.930107] Node 1 Normal: 2*4kB (ME) 10*8kB (UME) 4*16kB (UE) 3*32kB (U) 3624*64kB (UM) 300*128kB (UM) 147*256kB (UM) 35*512kB (UM) 159*1024kB (U) 35*2048kB (U) 3*4096kB (U) = 572920kB [ 338.949511] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 338.958350] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 338.979400] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 338.984336] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 338.990511] 9222 total pagecache pages [ 339.020641] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 339.027136] bridge0: port 1(bridge_slave_0) entered blocking state [ 339.034336] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 339.059737] 0 pages in swap cache [ 339.063219] Swap cache stats: add 0, delete 0, find 0/0 [ 339.068703] Free swap = 0kB [ 339.072424] bridge0: port 1(bridge_slave_0) entered disabled state [ 339.099681] device bridge_slave_0 entered promiscuous mode [ 339.106990] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 339.109434] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 339.113386] Total swap = 0kB [ 339.124875] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 339.159381] 1965979 pages RAM [ 339.162514] 0 pages HighMem/MovableOnly [ 339.166484] 335847 pages reserved [ 339.169435] 9197 total pagecache pages [ 339.173851] 0 pages in swap cache [ 339.177308] Swap cache stats: add 0, delete 0, find 0/0 [ 339.180085] 0 pages cma reserved [ 339.189987] Out of memory: Kill process 11538 (syz-executor.4) score 999 or sacrifice child [ 339.198511] Killed process 11539 (syz-executor.4) total-vm:40148kB, anon-rss:128kB, file-rss:0kB, shmem-rss:0kB [ 339.219381] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 339.227932] Free swap = 0kB [ 339.247937] bridge0: port 2(bridge_slave_1) entered blocking state [ 339.256520] bridge0: port 2(bridge_slave_1) entered disabled state [ 339.259356] Total swap = 0kB [ 339.269576] 1965979 pages RAM [ 339.271132] device bridge_slave_1 entered promiscuous mode [ 339.289380] 0 pages HighMem/MovableOnly [ 339.293915] oom_reaper: reaped process 11539 (syz-executor.4), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 339.303107] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 339.304678] 335847 pages reserved [ 339.339420] 0 pages cma reserved [ 339.390282] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 339.447489] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 339.525639] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 339.652819] device hsr_slave_0 entered promiscuous mode [ 339.719629] device hsr_slave_1 entered promiscuous mode [ 339.829876] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 339.845616] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 339.899916] team0: Port device team_slave_0 added [ 339.934449] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 340.132631] systemd-sysctl invoked oom-killer: gfp_mask=0x14280ca(GFP_HIGHUSER_MOVABLE|__GFP_ZERO), nodemask=(null), order=0, oom_score_adj=0 [ 340.188123] systemd-sysctl cpuset=/ mems_allowed=0-1 [ 340.209874] CPU: 0 PID: 11904 Comm: systemd-sysctl Not tainted 4.14.175-syzkaller #0 [ 340.217781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 340.227118] Call Trace: [ 340.229700] dump_stack+0xf7/0x13b [ 340.233232] dump_header+0x160/0x63f [ 340.236927] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 340.242029] ? ___ratelimit+0x243/0x519 [ 340.245991] ? do_raw_spin_unlock+0x16a/0x250 [ 340.250492] oom_kill_process.cold.24+0xb/0xa1a [ 340.255148] ? out_of_memory+0x7f9/0x1030 [ 340.259277] ? lock_downgrade+0x7f0/0x7f0 [ 340.263411] out_of_memory+0x2b0/0x1030 [ 340.267367] ? oom_killer_disable+0x1a0/0x1a0 [ 340.271845] ? __alloc_pages_slowpath+0xb69/0x2650 [ 340.276754] __alloc_pages_slowpath+0x1ef3/0x2650 [ 340.281592] ? warn_alloc+0x100/0x100 [ 340.285388] ? get_page_from_freelist+0x26e/0x23b0 [ 340.290330] ? __might_sleep+0x93/0xb0 [ 340.294201] __alloc_pages_nodemask+0x60d/0x770 [ 340.298853] ? __alloc_pages_slowpath+0x2650/0x2650 [ 340.303861] alloc_pages_vma+0xad/0x420 [ 340.307816] __handle_mm_fault+0x1780/0x3870 [ 340.312214] ? __seccomp_filter+0x8f/0xcc0 [ 340.316428] ? copy_page_range+0x1d10/0x1d10 [ 340.320815] ? find_held_lock+0x36/0x1d0 [ 340.324862] handle_mm_fault+0x234/0x6e0 [ 340.328902] ? find_vma+0xe2/0x150 [ 340.332422] __do_page_fault+0x44d/0xb00 [ 340.336478] ? vmalloc_fault+0xc90/0xc90 [ 340.340665] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 340.346069] ? page_fault+0x2f/0x50 [ 340.349810] do_page_fault+0x64/0x3fb [ 340.353604] ? page_fault+0x2f/0x50 [ 340.357216] page_fault+0x45/0x50 [ 340.360725] RIP: 0033:0x7f377dca7e45 [ 340.364447] RSP: 002b:00007ffe300e7d00 EFLAGS: 00010206 [ 340.369794] RAX: 00007f377debe2f0 RBX: 00007f377e2ff500 RCX: 00007f377e2f2b80 [ 340.377057] RDX: 00007f377e2f28c0 RSI: 0000000000000018 RDI: 00007f377e2f2ba0 [ 340.384311] RBP: 00007f377e302040 R08: 00007f377e2ff4d8 R09: 000000000000002f [ 340.391561] R10: 00007f377e302030 R11: 0000000000000206 R12: 00007ffe300e7e68 [ 340.398818] R13: 00007ffe300e7e98 R14: 00007f377e303170 R15: 0000000000000000 [ 340.422985] warn_alloc: 5 callbacks suppressed [ 340.422988] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 340.434909] Mem-Info: [ 340.452145] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 340.457311] CPU: 1 PID: 11535 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 340.459294] active_anon:6926 inactive_anon:8098 isolated_anon:0 [ 340.459294] active_file:39 inactive_file:9 isolated_file:32 [ 340.459294] unevictable:0 dirty:35 writeback:0 unstable:0 [ 340.459294] slab_reclaimable:11280 slab_unreclaimable:116818 [ 340.459294] mapped:1384 shmem:8298 pagetables:738 bounce:0 [ 340.459294] free:13901 free_pcp:17 free_cma:0 [ 340.465183] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 340.499746] Node 0 active_anon:25472kB inactive_anon:24232kB active_file:60kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:5456kB dirty:4kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 340.507692] Call Trace: [ 340.507709] dump_stack+0xf7/0x13b [ 340.535929] Node 1 active_anon:2232kB inactive_anon:8160kB active_file:96kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:80kB dirty:136kB writeback:0kB shmem:8224kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 340.537708] warn_alloc.cold.110+0xa2/0x1be [ 340.541306] Node 0 [ 340.568136] ? zone_watermark_ok_safe+0x260/0x260 [ 340.568152] ? __alloc_pages_direct_compact+0xc2/0x330 [ 340.568159] __alloc_pages_slowpath+0x2052/0x2650 [ 340.568170] ? trace_hardirqs_off+0x10/0x10 [ 340.568178] ? warn_alloc+0x100/0x100 [ 340.568184] ? get_page_from_freelist+0x9ee/0x23b0 [ 340.568196] ? __might_sleep+0x93/0xb0 [ 340.568204] __alloc_pages_nodemask+0x60d/0x770 [ 340.568210] ? __alloc_pages_slowpath+0x2650/0x2650 [ 340.568219] ? wait_for_completion+0x440/0x440 [ 340.568225] ? __list_del_entry_valid+0xb6/0xf3 [ 340.568233] alloc_pages_current+0xd6/0x1b0 [ 340.568241] ion_page_pool_alloc+0x102/0x180 [ 340.568248] ion_system_heap_allocate+0x14e/0x930 [ 340.572625] DMA free:10376kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 340.574807] ? do_raw_spin_unlock+0x16a/0x250 [ 340.579711] lowmem_reserve[]: [ 340.584932] ? ion_system_heap_free+0x270/0x270 [ 340.589875] 0 [ 340.594071] ion_alloc+0x27f/0x770 [ 340.597859] 2570 [ 340.602790] ? ion_dma_buf_release+0x40/0x40 [ 340.602800] ? kasan_check_write+0x14/0x20 [ 340.602806] ion_ioctl+0xe2/0x1b6 [ 340.602811] ? ion_alloc.cold.15+0x32/0x32 [ 340.602822] do_vfs_ioctl+0x180/0xfb0 [ 340.602827] ? __fget+0x1ad/0x2f0 [ 340.602833] ? ioctl_preallocate+0x1a0/0x1a0 [ 340.602841] ? __fget+0x1ca/0x2f0 [ 340.602851] ? security_file_ioctl+0x6a/0xa0 [ 340.602857] ? SyS_clock_settime+0x1a0/0x1a0 [ 340.602860] ? security_file_ioctl+0x6a/0xa0 [ 340.602866] SyS_ioctl+0x74/0x80 [ 340.602871] ? do_vfs_ioctl+0xfb0/0xfb0 [ 340.602877] do_syscall_64+0x1c7/0x5b0 [ 340.602881] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 340.602892] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 340.606769] 2570 [ 340.611435] RIP: 0033:0x45c4a9 [ 340.611439] RSP: 002b:00007f5965a76c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 340.611445] RAX: ffffffffffffffda RBX: 00007f5965a776d4 RCX: 000000000045c4a9 [ 340.611447] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 340.611450] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 340.611452] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 340.611455] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 340.637418] warn_alloc_show_mem: 2 callbacks suppressed [ 340.637421] Mem-Info: [ 340.639959] 2570 [ 340.671868] active_anon:6926 inactive_anon:8098 isolated_anon:0 [ 340.671868] active_file:39 inactive_file:34 isolated_file:32 [ 340.671868] unevictable:0 dirty:35 writeback:0 unstable:0 [ 340.671868] slab_reclaimable:11280 slab_unreclaimable:116818 [ 340.671868] mapped:1384 shmem:8298 pagetables:738 bounce:0 [ 340.671868] free:13772 free_pcp:1 free_cma:0 [ 340.673435] 2570 [ 340.677700] Node 0 active_anon:25472kB inactive_anon:24232kB active_file:60kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:5456kB dirty:4kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 340.694047] Node 1 active_anon:2232kB inactive_anon:8160kB active_file:96kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:80kB dirty:136kB writeback:0kB shmem:8224kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 340.697222] Node 0 [ 340.701637] Node 0 [ 340.709335] DMA32 free:18112kB min:36384kB low:45480kB high:54576kB active_anon:25468kB inactive_anon:24232kB active_file:496kB inactive_file:588kB unevictable:0kB writepending:4kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7232kB pagetables:1992kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 340.717846] DMA free:10376kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 340.721133] lowmem_reserve[]: 0 0 0 0 [ 340.725552] lowmem_reserve[]: 0 [ 340.730002] 0 [ 340.730008] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 340.730019] lowmem_reserve[]: 0 0 0 0 0 [ 340.730035] Node 1 Normal free:26600kB min:53504kB low:66880kB high:80256kB active_anon:2232kB inactive_anon:8160kB active_file:260kB inactive_file:360kB unevictable:0kB writepending:136kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:480kB pagetables:944kB bounce:0kB free_pcp:4kB local_pcp:4kB free_cma:0kB [ 340.730046] lowmem_reserve[]: 0 0 0 0 0 [ 340.730061] Node 0 DMA: 2*4kB (UM) 2*8kB (ME) 3*16kB (UME) 2*32kB (ME) 12*64kB (UME) 10*128kB (UME) 4*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10376kB [ 340.730162] Node 0 [ 340.741157] 2570 [ 340.754479] DMA32: [ 340.762731] 2570 [ 340.764859] 242*4kB [ 340.776514] 2570 [ 340.779266] (UME) 150*8kB [ 340.787657] 2570 [ 340.807842] (UME) [ 340.849306] 54*16kB [ 340.882658] Node 0 [ 340.926981] (UME) [ 340.936260] DMA32 free:18184kB min:36384kB low:45480kB high:54576kB active_anon:25468kB inactive_anon:24232kB active_file:24kB inactive_file:16kB unevictable:0kB writepending:4kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7232kB pagetables:1992kB bounce:0kB free_pcp:0kB local_pcp:120kB free_cma:0kB [ 340.973373] 14*32kB [ 341.003623] lowmem_reserve[]: [ 341.047168] (UMEH) [ 341.049785] 0 [ 341.050745] 5*64kB [ 341.055220] 0 [ 341.057231] (UME) [ 341.063367] 0 [ 341.076193] 0*128kB [ 341.105928] 0 [ 341.111313] 2*256kB [ 341.124179] 0 [ 341.144062] syz-executor.4: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 341.145380] Node 0 [ 341.156039] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 341.164353] CPU: 0 PID: 11542 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 341.166300] (UM) [ 341.172234] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 341.172237] Call Trace: [ 341.172250] dump_stack+0xf7/0x13b [ 341.172259] warn_alloc.cold.110+0xa2/0x1be [ 341.172266] ? zone_watermark_ok_safe+0x260/0x260 [ 341.172272] ? usleep_range+0x120/0x120 [ 341.172281] ? rcu_read_lock_sched_held+0x108/0x120 [ 341.172290] ? call_timer_fn+0x570/0x570 [ 341.172304] __alloc_pages_slowpath+0x2052/0x2650 [ 341.172320] ? warn_alloc+0x100/0x100 [ 341.172327] ? get_page_from_freelist+0x26e/0x23b0 [ 341.172339] ? __might_sleep+0x93/0xb0 [ 341.174403] syz-executor.2: [ 341.183816] __alloc_pages_nodemask+0x60d/0x770 [ 341.183824] ? __alloc_pages_slowpath+0x2650/0x2650 [ 341.183833] ? wait_for_completion+0x440/0x440 [ 341.183842] alloc_pages_current+0xd6/0x1b0 [ 341.183850] ion_page_pool_alloc+0x102/0x180 [ 341.193742] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 341.194237] ion_system_heap_allocate+0x14e/0x930 [ 341.199055] lowmem_reserve[]: [ 341.203013] ? ion_system_heap_free+0x270/0x270 [ 341.203023] ion_alloc+0x216/0x770 [ 341.203032] ? ion_dma_buf_release+0x40/0x40 [ 341.203041] ? kasan_check_write+0x14/0x20 [ 341.208063] 28*512kB [ 341.212111] ion_ioctl+0xe2/0x1b6 [ 341.212118] ? ion_alloc.cold.15+0x32/0x32 [ 341.212130] do_vfs_ioctl+0x180/0xfb0 [ 341.212136] ? __fget+0x1ad/0x2f0 [ 341.212142] ? ioctl_preallocate+0x1a0/0x1a0 [ 341.212150] ? __fget+0x1ca/0x2f0 [ 341.216992] page allocation failure: order:0 [ 341.220776] ? security_file_ioctl+0x6a/0xa0 [ 341.220784] ? SyS_clock_settime+0x1a0/0x1a0 [ 341.220787] ? security_file_ioctl+0x6a/0xa0 [ 341.220795] SyS_ioctl+0x74/0x80 [ 341.220804] ? do_vfs_ioctl+0xfb0/0xfb0 [ 341.225717] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 341.229585] do_syscall_64+0x1c7/0x5b0 [ 341.229590] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 341.229601] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 341.229606] RIP: 0033:0x45c4a9 [ 341.232624] (UM) [ 341.237255] RSP: 002b:00007f67c2a70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 341.242296] 0 [ 341.246819] RAX: ffffffffffffffda RBX: 00007f67c2a716d4 RCX: 000000000045c4a9 [ 341.251151] 0*1024kB [ 341.255497] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 341.255501] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 341.280156] 0 [ 341.284943] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 341.284947] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 341.288029] 0 [ 341.435708] syz-executor.5: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 341.453422] (null) [ 341.469248] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 341.474393] CPU: 0 PID: 11541 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 341.482270] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 341.491621] Call Trace: [ 341.494215] dump_stack+0xf7/0x13b [ 341.497757] warn_alloc.cold.110+0xa2/0x1be [ 341.502112] ? zone_watermark_ok_safe+0x260/0x260 [ 341.506954] ? usleep_range+0x120/0x120 [ 341.510931] ? rcu_read_lock_sched_held+0x108/0x120 [ 341.515948] ? call_timer_fn+0x570/0x570 [ 341.520013] __alloc_pages_slowpath+0x2052/0x2650 [ 341.524861] ? warn_alloc+0x100/0x100 [ 341.528659] ? get_page_from_freelist+0x26e/0x23b0 [ 341.533590] ? __might_sleep+0x93/0xb0 [ 341.537486] __alloc_pages_nodemask+0x60d/0x770 [ 341.542158] ? __alloc_pages_slowpath+0x2650/0x2650 [ 341.547180] ? wait_for_completion+0x440/0x440 [ 341.551868] alloc_pages_current+0xd6/0x1b0 [ 341.556192] ion_page_pool_alloc+0x102/0x180 [ 341.560614] ion_system_heap_allocate+0x14e/0x930 [ 341.565468] ? do_raw_spin_unlock+0x16a/0x250 [ 341.569974] ? ion_system_heap_free+0x270/0x270 [ 341.574651] ion_alloc+0x27f/0x770 [ 341.578195] ? ion_dma_buf_release+0x40/0x40 [ 341.582610] ? kasan_check_write+0x14/0x20 [ 341.586973] ion_ioctl+0xe2/0x1b6 [ 341.590433] ? ion_alloc.cold.15+0x32/0x32 [ 341.594819] do_vfs_ioctl+0x180/0xfb0 [ 341.598619] ? __fget+0x1ad/0x2f0 [ 341.602072] ? ioctl_preallocate+0x1a0/0x1a0 [ 341.606482] ? __fget+0x1ca/0x2f0 [ 341.609938] ? security_file_ioctl+0x6a/0xa0 [ 341.614340] ? SyS_clock_settime+0x1a0/0x1a0 [ 341.618739] ? security_file_ioctl+0x6a/0xa0 [ 341.623141] SyS_ioctl+0x74/0x80 [ 341.626506] ? do_vfs_ioctl+0xfb0/0xfb0 [ 341.630478] do_syscall_64+0x1c7/0x5b0 [ 341.634355] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 341.639198] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 341.644380] RIP: 0033:0x45c4a9 [ 341.647659] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 341.655363] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 341.662640] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 341.669906] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 341.677174] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 341.684440] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 341.694228] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 341.709606] CPU: 0 PID: 11540 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 341.712422] 0 [ 341.717505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 341.717506] 0 [ 341.719288] Call Trace: [ 341.719299] dump_stack+0xf7/0x13b [ 341.719307] warn_alloc.cold.110+0xa2/0x1be [ 341.719313] ? zone_watermark_ok_safe+0x260/0x260 [ 341.719318] ? usleep_range+0x120/0x120 [ 341.719327] ? rcu_read_lock_sched_held+0x108/0x120 [ 341.728667] Node 1 [ 341.730449] ? call_timer_fn+0x570/0x570 [ 341.730462] __alloc_pages_slowpath+0x2052/0x2650 [ 341.730478] ? warn_alloc+0x100/0x100 [ 341.730485] ? get_page_from_freelist+0x26e/0x23b0 [ 341.730498] ? __might_sleep+0x93/0xb0 [ 341.737529] Normal free:258608kB min:53504kB low:66880kB high:80256kB active_anon:2248kB inactive_anon:8160kB active_file:88kB inactive_file:140kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:480kB pagetables:944kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 341.740894] __alloc_pages_nodemask+0x60d/0x770 [ 341.740901] ? __alloc_pages_slowpath+0x2650/0x2650 [ 341.740910] ? wait_for_completion+0x440/0x440 [ 341.740919] alloc_pages_current+0xd6/0x1b0 [ 341.740927] ion_page_pool_alloc+0x102/0x180 [ 341.740934] ion_system_heap_allocate+0x14e/0x930 [ 341.747467] lowmem_reserve[]: [ 341.749728] ? do_raw_spin_unlock+0x16a/0x250 [ 341.749736] ? ion_system_heap_free+0x270/0x270 [ 341.749746] ion_alloc+0x27f/0x770 [ 341.749754] ? ion_dma_buf_release+0x40/0x40 [ 341.749763] ? kasan_check_write+0x14/0x20 [ 341.749770] ion_ioctl+0xe2/0x1b6 [ 341.754761] 0 [ 341.756979] ? ion_alloc.cold.15+0x32/0x32 [ 341.763192] 0 [ 341.765848] do_vfs_ioctl+0x180/0xfb0 [ 341.769788] 0 [ 341.774677] ? __fget+0x1ad/0x2f0 [ 341.778543] 0 [ 341.806378] ? ioctl_preallocate+0x1a0/0x1a0 [ 341.806387] ? __fget+0x1ca/0x2f0 [ 341.806396] ? security_file_ioctl+0x6a/0xa0 [ 341.806403] ? SyS_clock_settime+0x1a0/0x1a0 [ 341.806408] ? security_file_ioctl+0x6a/0xa0 [ 341.811075] 0 [ 341.816054] SyS_ioctl+0x74/0x80 [ 341.824920] ? do_vfs_ioctl+0xfb0/0xfb0 [ 341.829334] Node 0 [ 341.834137] do_syscall_64+0x1c7/0x5b0 [ 341.837212] DMA: [ 341.841692] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 341.841703] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 341.841708] RIP: 0033:0x45c4a9 [ 341.841712] RSP: 002b:00007f5965a55c78 EFLAGS: 00000246 [ 341.846371] 2*4kB [ 341.849878] ORIG_RAX: 0000000000000010 [ 341.849882] RAX: ffffffffffffffda RBX: 00007f5965a566d4 RCX: 000000000045c4a9 [ 341.849884] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 341.849887] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 341.849890] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 341.849892] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 341.869246] 0*2048kB [ 341.999510] (UM) 4*8kB (UME) 5*16kB (UME) 2*32kB (ME) 13*64kB (UME) 10*128kB (UME) 4*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10488kB [ 342.016672] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 342.031889] team0: Port device team_slave_1 added [ 342.079533] 0*4096kB = 18648kB [ 342.082783] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 342.101173] Node 1 Normal: 396*4kB (UME) 709*8kB (UM) 811*16kB (UME) 496*32kB (UM) 2435*64kB (UM) 694*128kB (UM) 89*256kB (UM) 6*512kB (U) 14*1024kB (UM) 8*2048kB (UM) 1*4096kB (E) = 341448kB [ 342.137468] Node 0 DMA32: 804*4kB (UE) 406*8kB (UMEH) 1052*16kB (UME) 1231*32kB (UMEH) 4743*64kB (UMEH) 1123*128kB (UM) 299*256kB (U) 68*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 621344kB [ 342.142383] chnl_net:caif_netlink_parms(): no params data found [ 342.182484] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 342.194686] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 342.212929] Node 1 Normal: 471*4kB (UME) 785*8kB (UM) 970*16kB (UME) 549*32kB (UM) 2482*64kB (UM) 700*128kB (UM) 92*256kB (UM) 26*512kB (U) 15*1024kB (UM) 8*2048kB (UM) 1*4096kB (E) = 362404kB [ 342.219204] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 342.292630] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 342.298896] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 342.328446] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 342.359961] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 342.364493] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 342.368931] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 342.379065] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 342.399051] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 342.450726] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 342.482963] 10866 total pagecache pages [ 342.487036] 0 pages in swap cache [ 342.530017] warn_alloc_show_mem: 1 callbacks suppressed [ 342.530025] Mem-Info: [ 342.556899] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 342.572114] Swap cache stats: add 0, delete 0, find 0/0 [ 342.577598] Free swap = 0kB [ 342.581588] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 342.604617] 10965 total pagecache pages [ 342.672860] active_anon:7257 inactive_anon:8098 isolated_anon:0 [ 342.672860] active_file:1441 inactive_file:1223 isolated_file:0 [ 342.672860] unevictable:0 dirty:25 writeback:0 unstable:0 [ 342.672860] slab_reclaimable:11280 slab_unreclaimable:118620 [ 342.672860] mapped:3036 shmem:8298 pagetables:899 bounce:0 [ 342.672860] free:271471 free_pcp:619 free_cma:0 [ 342.698752] 0 pages in swap cache [ 342.723176] Total swap = 0kB [ 342.726271] 1965979 pages RAM [ 342.765741] 0 pages HighMem/MovableOnly [ 342.802269] 335847 pages reserved [ 342.805766] 0 pages cma reserved [ 342.838505] Swap cache stats: add 0, delete 0, find 0/0 [ 342.861674] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 342.889279] Free swap = 0kB [ 342.892936] Total swap = 0kB [ 342.896265] 1965979 pages RAM [ 342.928449] 0 pages HighMem/MovableOnly [ 342.930141] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 342.949972] 335847 pages reserved [ 342.951326] Node 0 active_anon:26520kB inactive_anon:24332kB active_file:5788kB inactive_file:4640kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:10944kB dirty:88kB writeback:0kB shmem:25068kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 342.971892] 0 pages cma reserved [ 343.028010] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 343.089176] Out of memory: Kill process 6446 (syz-execprog) score 1 or sacrifice child [ 343.098021] Killed process 11420 (syz-executor.3) total-vm:39756kB, anon-rss:64kB, file-rss:4kB, shmem-rss:0kB [ 343.159829] oom_reaper: reaped process 11420 (syz-executor.3), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 343.169138] Node 1 active_anon:1764kB inactive_anon:8148kB active_file:76kB inactive_file:152kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:12kB writeback:0kB shmem:8224kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 343.208032] device hsr_slave_0 entered promiscuous mode [ 343.260016] device hsr_slave_1 entered promiscuous mode 2020/04/08 19:23:18 executed programs: 102 [ 343.289149] Node 0 DMA free:10952kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 343.366194] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 343.382404] Node 0 DMA32 free:255248kB min:36384kB low:45480kB high:54576kB active_anon:25652kB inactive_anon:24352kB active_file:6768kB inactive_file:8332kB unevictable:0kB writepending:120kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7456kB pagetables:2276kB bounce:0kB free_pcp:692kB local_pcp:292kB free_cma:0kB 2020/04/08 19:23:19 result: hanged=false err=executor 3: EOF [ 343.555612] bridge0: port 1(bridge_slave_0) entered blocking state [ 343.564013] lowmem_reserve[]: 0 0 0 0 0 [ 343.573078] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 343.598703] bridge0: port 1(bridge_slave_0) entered disabled state [ 343.603496] device bridge_slave_0 entered promiscuous mode [ 343.685258] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 343.730391] bridge0: port 2(bridge_slave_1) entered blocking state [ 343.736927] bridge0: port 2(bridge_slave_1) entered disabled state [ 343.765245] lowmem_reserve[]: 0 0 0 0 0 [ 343.778493] device bridge_slave_1 entered promiscuous mode [ 343.786952] Node 1 Normal free:179372kB min:53504kB low:66880kB high:80256kB active_anon:2164kB inactive_anon:8148kB active_file:176kB inactive_file:952kB unevictable:0kB writepending:12kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:448kB pagetables:940kB bounce:0kB free_pcp:812kB local_pcp:416kB free_cma:0kB [ 343.951421] ifquery invoked oom-killer: gfp_mask=0x14280ca(GFP_HIGHUSER_MOVABLE|__GFP_ZERO), nodemask=(null), order=0, oom_score_adj=0 [ 343.996538] lowmem_reserve[]: 0 0 0 0 0 [ 344.018845] Node 0 DMA: 12*4kB (UM) 11*8kB (UME) 15*16kB (UME) 6*32kB (UME) 6*64kB (UME) 10*128kB (UME) 4*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10424kB [ 344.053704] ifquery cpuset=/ mems_allowed=0-1 [ 344.072715] CPU: 1 PID: 12093 Comm: ifquery Not tainted 4.14.175-syzkaller #0 [ 344.080016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 344.089368] Call Trace: [ 344.091967] dump_stack+0xf7/0x13b [ 344.095511] dump_header+0x160/0x63f [ 344.099229] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 344.104336] ? ___ratelimit+0x243/0x519 [ 344.108292] ? do_raw_spin_unlock+0x16a/0x250 [ 344.112881] oom_kill_process.cold.24+0xb/0xa1a [ 344.117542] ? out_of_memory+0x7f9/0x1030 [ 344.121672] ? lock_downgrade+0x7f0/0x7f0 [ 344.125802] out_of_memory+0x2b0/0x1030 [ 344.129761] ? oom_killer_disable+0x1a0/0x1a0 [ 344.134254] ? __alloc_pages_slowpath+0xb69/0x2650 [ 344.139169] __alloc_pages_slowpath+0x1ef3/0x2650 [ 344.144002] ? warn_alloc+0x100/0x100 [ 344.147799] ? get_page_from_freelist+0x26e/0x23b0 [ 344.152728] ? __might_sleep+0x93/0xb0 [ 344.156595] __alloc_pages_nodemask+0x60d/0x770 [ 344.161265] ? __alloc_pages_slowpath+0x2650/0x2650 [ 344.166275] ? add_mm_counter_fast+0xc0/0xc0 [ 344.170666] alloc_pages_vma+0xad/0x420 [ 344.174642] __handle_mm_fault+0x1780/0x3870 [ 344.179046] ? search_binary_handler+0x12b/0x630 [ 344.183804] ? copy_page_range+0x1d10/0x1d10 [ 344.188212] ? find_held_lock+0x36/0x1d0 [ 344.192283] handle_mm_fault+0x234/0x6e0 [ 344.196329] ? find_vma+0xe2/0x150 [ 344.199851] __do_page_fault+0x44d/0xb00 [ 344.204332] ? trace_hardirqs_on+0x10/0x10 [ 344.208564] ? vmalloc_fault+0xc90/0xc90 [ 344.212610] do_page_fault+0x64/0x3fb [ 344.216393] page_fault+0x25/0x50 [ 344.219827] RIP: 0010:copy_user_generic_unrolled+0xa0/0xc0 [ 344.225429] RSP: 0018:ffff88818a40fbc8 EFLAGS: 00010202 [ 344.231040] RAX: 0000000000000078 RBX: ffff8880a1f5d180 RCX: 0000000000000007 [ 344.238290] RDX: 0000000000000007 RSI: ffffffff86d43320 RDI: 00007ffe4b0c06c9 [ 344.245538] RBP: ffff88818a40fd70 R08: fffffbfff0da8665 R09: fffffbfff0da8664 [ 344.252797] R10: fffffbfff0da8664 R11: 0000000000000006 R12: ffff888088a882c0 [ 344.260048] R13: 00007ffe4b0c06c9 R14: ffff8880a5f1a500 R15: 1ffff11031481f95 [ 344.267999] ? load_elf_binary+0x1bb5/0x4c90 [ 344.272414] ? notesize.isra.5+0x70/0x70 [ 344.276469] ? lock_downgrade+0x7f0/0x7f0 [ 344.280610] search_binary_handler+0x12b/0x630 [ 344.285199] do_execveat_common.isra.32+0xff4/0x1dc0 [ 344.290306] ? prepare_bprm_creds+0x100/0x100 [ 344.294789] ? getname_flags+0xf6/0x520 [ 344.298749] ? setup_new_exec+0x750/0x750 [ 344.302879] SyS_execve+0x2c/0x40 [ 344.306319] do_syscall_64+0x1c7/0x5b0 [ 344.310272] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 344.315116] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 344.320284] RIP: 0033:0x7f31e63d8647 [ 344.323971] RSP: 002b:00007fff5b906838 EFLAGS: 00000246 ORIG_RAX: 000000000000003b [ 344.331685] RAX: ffffffffffffffda RBX: 000055d507cea2c0 RCX: 00007f31e63d8647 [ 344.338949] RDX: 000055d507cea258 RSI: 000055d507cea230 RDI: 000055d507cea2c0 [ 344.346204] RBP: 000055d507cea230 R08: 000055d505d00320 R09: 0000000000000210 [ 344.353457] R10: 00007f31e68dd750 R11: 0000000000000246 R12: 000055d505cffb99 [ 344.360707] R13: 00007fff5b906840 R14: 000055d507cea258 R15: 000055d505d00ce4 [ 344.371896] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 344.387379] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 344.394141] Node 0 DMA32: 275*4kB (UMEH) 238*8kB (UMEH) 123*16kB (UMEH) 423*32kB (UMEH) 6*64kB (UMH) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18892kB [ 344.412697] CPU: 1 PID: 12039 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 344.420855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 344.430193] Call Trace: [ 344.432773] dump_stack+0xf7/0x13b [ 344.436298] warn_alloc.cold.110+0xa2/0x1be [ 344.440615] ? zone_watermark_ok_safe+0x260/0x260 [ 344.445456] ? __alloc_pages_direct_compact+0xc2/0x330 [ 344.450724] __alloc_pages_slowpath+0x2052/0x2650 [ 344.455556] ? trace_hardirqs_off+0x10/0x10 [ 344.459867] ? warn_alloc+0x100/0x100 [ 344.463669] ? get_page_from_freelist+0x9ee/0x23b0 [ 344.468586] ? __might_sleep+0x93/0xb0 [ 344.472484] __alloc_pages_nodemask+0x60d/0x770 [ 344.477146] ? retint_kernel+0x2d/0x2d [ 344.481037] ? __alloc_pages_slowpath+0x2650/0x2650 [ 344.486078] ? wait_for_completion+0x440/0x440 [ 344.490647] alloc_pages_current+0xd6/0x1b0 [ 344.494973] ion_page_pool_alloc+0x102/0x180 [ 344.499375] ion_system_heap_allocate+0x14e/0x930 [ 344.504202] ? ion_system_heap_free+0x270/0x270 [ 344.508869] ion_alloc+0x216/0x770 [ 344.512396] ? ion_dma_buf_release+0x40/0x40 [ 344.516789] ? kasan_check_write+0x14/0x20 [ 344.521156] ion_ioctl+0xe2/0x1b6 [ 344.524602] ? ion_alloc.cold.15+0x32/0x32 [ 344.528832] do_vfs_ioctl+0x180/0xfb0 [ 344.532734] ? __fget+0x1ad/0x2f0 [ 344.536170] ? ioctl_preallocate+0x1a0/0x1a0 [ 344.540570] ? __fget+0x1ca/0x2f0 [ 344.544029] ? security_file_ioctl+0x6a/0xa0 [ 344.548426] ? SyS_clock_settime+0x1a0/0x1a0 [ 344.552814] ? security_file_ioctl+0x6a/0xa0 [ 344.557333] SyS_ioctl+0x74/0x80 [ 344.560695] ? do_vfs_ioctl+0xfb0/0xfb0 [ 344.564657] do_syscall_64+0x1c7/0x5b0 [ 344.568527] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 344.573375] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 344.578554] RIP: 0033:0x45c4a9 [ 344.581844] RSP: 002b:00007f19efdf5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 344.589570] RAX: ffffffffffffffda RBX: 00007f19efdf66d4 RCX: 000000000045c4a9 [ 344.596838] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 344.604100] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 344.611372] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 344.618630] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 344.628254] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 344.639036] Node 1 Normal: 83*4kB (UM) 46*8kB (UM) 33*16kB (UME) 9*32kB (UM) 22*64kB (UM) 6*128kB (M) 3*256kB (M) 43*512kB (UE) 0*1024kB 0*2048kB 0*4096kB = 26476kB [ 344.654096] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 344.663013] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 344.671635] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 344.680517] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 344.689175] 8388 total pagecache pages [ 344.693071] 0 pages in swap cache [ 344.696533] Swap cache stats: add 0, delete 0, find 0/0 [ 344.701935] Free swap = 0kB [ 344.704939] Total swap = 0kB [ 344.706809] warn_alloc_show_mem: 1 callbacks suppressed [ 344.706812] Mem-Info: [ 344.707942] 1965979 pages RAM [ 344.713382] active_anon:7066 inactive_anon:8125 isolated_anon:0 [ 344.713382] active_file:18 inactive_file:15 isolated_file:33 [ 344.713382] unevictable:0 dirty:2 writeback:0 unstable:0 [ 344.713382] slab_reclaimable:11339 slab_unreclaimable:117321 [ 344.713382] mapped:1431 shmem:8341 pagetables:801 bounce:0 [ 344.713382] free:13687 free_pcp:42 free_cma:0 [ 344.715739] 0 pages HighMem/MovableOnly [ 344.718830] Node 0 active_anon:25788kB inactive_anon:24348kB active_file:64kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):132kB mapped:5724kB dirty:8kB writeback:0kB shmem:25124kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 344.756084] 335847 pages reserved [ 344.763679] syz-executor.4: [ 344.783984] 0 pages cma reserved [ 344.814361] Node 1 active_anon:2476kB inactive_anon:8152kB active_file:8kB inactive_file:8kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8240kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 344.859037] page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 344.879738] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 344.884863] Node 0 DMA free:10384kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 344.884888] CPU: 1 PID: 11542 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 344.884892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 344.928398] Call Trace: [ 344.930983] dump_stack+0xf7/0x13b [ 344.934519] warn_alloc.cold.110+0xa2/0x1be [ 344.938921] ? zone_watermark_ok_safe+0x260/0x260 [ 344.943770] ? __alloc_pages_direct_compact+0xc2/0x330 [ 344.949042] __alloc_pages_slowpath+0x2052/0x2650 [ 344.953885] ? trace_hardirqs_off+0x10/0x10 [ 344.954051] lowmem_reserve[]: 0 [ 344.958192] ? warn_alloc+0x100/0x100 [ 344.958200] ? get_page_from_freelist+0x9ee/0x23b0 [ 344.970183] ? __might_sleep+0x93/0xb0 [ 344.974050] 2570 2570 2570 [ 344.974065] __alloc_pages_nodemask+0x60d/0x770 [ 344.974068] 2570 [ 344.976978] ? __alloc_pages_slowpath+0x2650/0x2650 [ 344.988708] ? wait_for_completion+0x440/0x440 [ 344.993287] alloc_pages_current+0xd6/0x1b0 [ 344.997605] Node 0 [ 344.997611] ion_page_pool_alloc+0x102/0x180 [ 344.997618] ion_system_heap_allocate+0x14e/0x930 [ 344.999894] DMA32 free:115368kB min:36384kB low:45480kB high:54576kB active_anon:25784kB inactive_anon:24348kB active_file:512kB inactive_file:660kB unevictable:0kB writepending:8kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7360kB pagetables:2288kB bounce:0kB free_pcp:1360kB local_pcp:636kB free_cma:0kB [ 345.004240] ? do_raw_spin_unlock+0x16a/0x250 [ 345.034037] lowmem_reserve[]: [ 345.037674] ? ion_system_heap_free+0x270/0x270 [ 345.049902] ion_alloc+0x27f/0x770 [ 345.053437] ? ion_dma_buf_release+0x40/0x40 [ 345.054001] 0 0 [ 345.057844] ? kasan_check_write+0x14/0x20 [ 345.057845] 0 0 [ 345.059809] ion_ioctl+0xe2/0x1b6 [ 345.059814] ? ion_alloc.cold.15+0x32/0x32 [ 345.059823] do_vfs_ioctl+0x180/0xfb0 [ 345.059828] ? __fget+0x1ad/0x2f0 [ 345.059834] ? ioctl_preallocate+0x1a0/0x1a0 [ 345.059842] ? __fget+0x1ca/0x2f0 [ 345.059857] ? security_file_ioctl+0x6a/0xa0 [ 345.059864] ? SyS_clock_settime+0x1a0/0x1a0 [ 345.059868] ? security_file_ioctl+0x6a/0xa0 [ 345.059874] SyS_ioctl+0x74/0x80 [ 345.059880] ? do_vfs_ioctl+0xfb0/0xfb0 [ 345.059887] do_syscall_64+0x1c7/0x5b0 [ 345.059892] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 345.059902] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 345.059907] RIP: 0033:0x45c4a9 [ 345.059910] RSP: 002b:00007f67c2a70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 345.059916] RAX: ffffffffffffffda RBX: 00007f67c2a716d4 RCX: 000000000045c4a9 [ 345.059919] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 345.059921] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 345.059924] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 345.059927] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 345.227005] Mem-Info: [ 345.230552] active_anon:7066 inactive_anon:8125 isolated_anon:0 [ 345.230552] active_file:22 inactive_file:642 isolated_file:0 [ 345.230552] unevictable:0 dirty:0 writeback:0 unstable:0 [ 345.230552] slab_reclaimable:11339 slab_unreclaimable:117330 [ 345.230552] mapped:1809 shmem:8341 pagetables:801 bounce:0 [ 345.230552] free:99801 free_pcp:593 free_cma:0 [ 345.344287] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 345.406325] 8021q: adding VLAN 0 to HW filter on device bond0 [ 345.515275] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 345.555445] Node 0 active_anon:26188kB inactive_anon:24348kB active_file:6608kB inactive_file:2972kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:12336kB dirty:0kB writeback:0kB shmem:25124kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 345.575736] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 345.721222] 0 [ 345.723127] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 345.739042] Mem-Info: [ 345.753160] Node 1 active_anon:2376kB inactive_anon:8152kB active_file:8kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8240kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 345.799015] active_anon:7041 inactive_anon:8125 isolated_anon:0 [ 345.799015] active_file:1412 inactive_file:626 isolated_file:62 [ 345.799015] unevictable:0 dirty:0 writeback:0 unstable:0 [ 345.799015] slab_reclaimable:11414 slab_unreclaimable:116190 [ 345.799015] mapped:3109 shmem:8341 pagetables:875 bounce:0 [ 345.799015] free:17912 free_pcp:225 free_cma:0 [ 345.866180] lowmem_reserve[]: 0 0 0 0 0 [ 345.867946] Node 0 DMA free:10384kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 345.881279] Node 1 [ 345.897683] Node 0 active_anon:25988kB inactive_anon:24348kB active_file:1860kB inactive_file:1912kB unevictable:0kB isolated(anon):0kB isolated(file):148kB mapped:9236kB dirty:0kB writeback:0kB shmem:25124kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 345.948328] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 345.953477] Node 0 DMA32 free:17684kB min:36384kB low:45480kB high:54576kB active_anon:26036kB inactive_anon:24348kB active_file:1400kB inactive_file:900kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7360kB pagetables:2436kB bounce:0kB free_pcp:332kB local_pcp:152kB free_cma:0kB [ 345.975488] Normal free:26692kB min:53504kB low:66880kB high:80256kB active_anon:2576kB inactive_anon:8152kB active_file:8kB inactive_file:108kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:608kB pagetables:1048kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 345.985736] Node 1 active_anon:2176kB inactive_anon:8152kB active_file:8kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8240kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 346.061230] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 346.093418] lowmem_reserve[]: 0 0 0 0 0 [ 346.106206] lowmem_reserve[]: 0 0 0 0 0 [ 346.107973] Node 0 [ 346.118462] Node 0 DMA: 2*4kB (UM) 11*8kB (UME) 15*16kB (UME) 6*32kB (UME) 6*64kB (UME) 10*128kB (UME) 4*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10384kB [ 346.137814] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 346.155004] Node 0 DMA32: 190*4kB (UMEH) 222*8kB (MEH) 99*16kB (MEH) 414*32kB (UMEH) 10*64kB (UMH) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18008kB [ 346.218425] Node 0 [ 346.248826] lowmem_reserve[]: [ 346.255740] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 346.265391] 0 [ 346.275054] CPU: 0 PID: 12052 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 346.282882] 0 [ 346.284733] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 346.284734] 0 0 [ 346.286528] Call Trace: [ 346.295926] DMA free:10384kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 346.297858] dump_stack+0xf7/0x13b [ 346.300442] lowmem_reserve[]: [ 346.326107] warn_alloc.cold.110+0xa2/0x1be [ 346.326115] ? zone_watermark_ok_safe+0x260/0x260 [ 346.326128] ? __alloc_pages_direct_compact+0xc2/0x330 [ 346.326136] __alloc_pages_slowpath+0x2052/0x2650 [ 346.326148] ? trace_hardirqs_off+0x10/0x10 [ 346.329736] 0 [ 346.332804] ? warn_alloc+0x100/0x100 [ 346.341926] ? get_page_from_freelist+0x9ee/0x23b0 [ 346.341938] ? __might_sleep+0x93/0xb0 [ 346.341945] __alloc_pages_nodemask+0x60d/0x770 [ 346.341953] ? __alloc_pages_slowpath+0x2650/0x2650 [ 346.341962] ? wait_for_completion+0x440/0x440 [ 346.341972] alloc_pages_current+0xd6/0x1b0 [ 346.347234] Node 1 [ 346.352072] ion_page_pool_alloc+0x102/0x180 [ 346.352078] ion_system_heap_allocate+0x14e/0x930 [ 346.352087] ? ion_system_heap_free+0x270/0x270 [ 346.352097] ion_alloc+0x216/0x770 [ 346.356399] 0 [ 346.358174] ? ion_dma_buf_release+0x40/0x40 [ 346.361965] 2570 [ 346.366870] ? kasan_check_write+0x14/0x20 [ 346.370805] Normal free:26648kB min:53504kB low:66880kB high:80256kB active_anon:2056kB inactive_anon:8140kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:576kB pagetables:752kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 346.375427] ion_ioctl+0xe2/0x1b6 [ 346.380435] lowmem_reserve[]: [ 346.384980] ? ion_alloc.cold.15+0x32/0x32 [ 346.389301] 2570 [ 346.391500] do_vfs_ioctl+0x180/0xfb0 [ 346.395893] 2570 [ 346.400716] ? __fget+0x1ad/0x2f0 [ 346.400723] ? ioctl_preallocate+0x1a0/0x1a0 [ 346.400731] ? __fget+0x1ca/0x2f0 [ 346.400741] ? security_file_ioctl+0x6a/0xa0 [ 346.405392] 0 [ 346.408904] ? SyS_clock_settime+0x1a0/0x1a0 [ 346.408908] ? security_file_ioctl+0x6a/0xa0 [ 346.408916] SyS_ioctl+0x74/0x80 [ 346.408922] ? do_vfs_ioctl+0xfb0/0xfb0 [ 346.410698] 0 [ 346.415087] do_syscall_64+0x1c7/0x5b0 [ 346.417129] 0 [ 346.421469] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 346.421482] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 346.421487] RIP: 0033:0x45c4a9 [ 346.421490] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 346.421496] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 346.421499] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 346.421504] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 346.452761] 2570 [ 346.455546] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 346.461802] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 346.478233] Node 0 [ 346.479282] syz-executor.5: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 346.479297] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 346.479313] CPU: 1 PID: 11535 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 346.488783] Normal: [ 346.489897] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 346.489900] Call Trace: [ 346.489913] dump_stack+0xf7/0x13b [ 346.489921] warn_alloc.cold.110+0xa2/0x1be [ 346.489928] ? zone_watermark_ok_safe+0x260/0x260 [ 346.489933] ? usleep_range+0x120/0x120 [ 346.489939] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 346.489949] ? call_timer_fn+0x570/0x570 [ 346.489956] ? unreserve_highatomic_pageblock+0x315/0x450 [ 346.489968] __alloc_pages_slowpath+0x2052/0x2650 [ 346.489984] ? warn_alloc+0x100/0x100 [ 346.489991] ? get_page_from_freelist+0x26e/0x23b0 [ 346.490004] ? __might_sleep+0x93/0xb0 [ 346.490012] __alloc_pages_nodemask+0x60d/0x770 [ 346.490020] ? __alloc_pages_slowpath+0x2650/0x2650 [ 346.490029] ? wait_for_completion+0x440/0x440 [ 346.490038] alloc_pages_current+0xd6/0x1b0 [ 346.511108] 0*4kB [ 346.514164] ion_page_pool_alloc+0x102/0x180 [ 346.534590] 0*8kB [ 346.537472] ion_system_heap_allocate+0x14e/0x930 [ 346.563127] 0*16kB [ 346.568545] ? do_raw_spin_unlock+0x16a/0x250 [ 346.587297] 0*32kB [ 346.587744] ? ion_system_heap_free+0x270/0x270 [ 346.704249] ion_alloc+0x27f/0x770 [ 346.705923] 0*64kB 0*128kB 0*256kB [ 346.707783] ? ion_dma_buf_release+0x40/0x40 [ 346.707793] ? kasan_check_write+0x14/0x20 [ 346.720021] ion_ioctl+0xe2/0x1b6 [ 346.723468] ? ion_alloc.cold.15+0x32/0x32 [ 346.727701] do_vfs_ioctl+0x180/0xfb0 [ 346.731490] ? __fget+0x1ad/0x2f0 [ 346.734933] ? ioctl_preallocate+0x1a0/0x1a0 [ 346.739341] ? __fget+0x1ca/0x2f0 [ 346.742792] ? security_file_ioctl+0x6a/0xa0 [ 346.747186] ? SyS_clock_settime+0x1a0/0x1a0 [ 346.751590] ? security_file_ioctl+0x6a/0xa0 [ 346.755993] SyS_ioctl+0x74/0x80 [ 346.759353] ? do_vfs_ioctl+0xfb0/0xfb0 [ 346.763328] do_syscall_64+0x1c7/0x5b0 [ 346.767215] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 346.772057] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 346.777346] RIP: 0033:0x45c4a9 [ 346.780529] RSP: 002b:00007f5965a76c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 346.788238] RAX: ffffffffffffffda RBX: 00007f5965a776d4 RCX: 000000000045c4a9 [ 346.795500] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 346.802033] 0*512kB [ 346.802772] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 346.802777] 0*1024kB [ 346.805077] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 346.805081] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 346.841075] Node 0 DMA32 free:17832kB min:36384kB low:45480kB high:54576kB active_anon:26140kB inactive_anon:24368kB active_file:104kB inactive_file:0kB unevictable:0kB writepending:60kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7360kB pagetables:2448kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB [ 346.880536] 0 0 [ 346.882544] Node 0 DMA: 2*4kB (UM) 11*8kB (UME) 15*16kB (UME) 6*32kB (UME) 6*64kB (UME) 10*128kB (UME) 4*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10384kB [ 346.906850] Node 0 DMA32: 187*4kB (UME) 220*8kB (UME) 97*16kB (ME) 412*32kB (UME) 10*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 17884kB [ 346.907655] 0*2048kB [ 346.931825] lowmem_reserve[]: 0 0 0 0 0 [ 346.938246] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 346.948988] syz-executor.4: [ 346.974678] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 346.984391] 0*4096kB = 0kB [ 346.992521] Node 1 Normal: 85*4kB (UM) 48*8kB (UM) 32*16kB (ME) 12*32kB (M) 23*64kB (UM) 7*128kB (M) 3*256kB (M) 43*512kB (UE) 0*1024kB 0*2048kB 0*4096kB = 26772kB [ 347.015968] lowmem_reserve[]: 0 0 0 0 0 [ 347.017493] page allocation failure: order:0 [ 347.022402] Node 1 [ 347.025767] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 347.026819] Normal free:26768kB min:53504kB low:66880kB high:80256kB active_anon:2056kB inactive_anon:8140kB active_file:0kB inactive_file:80kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:576kB pagetables:752kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 347.037089] Node 1 [ 347.066133] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 347.077236] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 347.088102] (null) [ 347.088719] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 347.112660] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 347.118246] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 347.129436] lowmem_reserve[]: 0 0 0 0 0 [ 347.136571] Node 0 DMA: 2*4kB (UM) 11*8kB (UME) 15*16kB (UME) 6*32kB (UME) 6*64kB (UME) 10*128kB (UME) 4*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10384kB [ 347.154838] CPU: 0 PID: 11539 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 347.162896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 347.163741] 8391 total pagecache pages [ 347.172235] Call Trace: [ 347.172249] dump_stack+0xf7/0x13b [ 347.172258] warn_alloc.cold.110+0xa2/0x1be [ 347.172266] ? zone_watermark_ok_safe+0x260/0x260 [ 347.176319] 0 pages in swap cache [ 347.178884] ? usleep_range+0x120/0x120 [ 347.178891] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 347.178900] ? call_timer_fn+0x570/0x570 [ 347.178908] ? unreserve_highatomic_pageblock+0x315/0x450 [ 347.182431] Swap cache stats: add 0, delete 0, find 0/0 [ 347.186733] __alloc_pages_slowpath+0x2052/0x2650 [ 347.191571] Node 0 [ 347.194991] ? warn_alloc+0x100/0x100 [ 347.198954] Free swap = 0kB [ 347.204020] ? get_page_from_freelist+0x26e/0x23b0 [ 347.208054] Total swap = 0kB [ 347.213578] ? __might_sleep+0x93/0xb0 [ 347.213586] __alloc_pages_nodemask+0x60d/0x770 [ 347.213595] ? __alloc_pages_slowpath+0x2650/0x2650 [ 347.218956] DMA32: [ 347.223776] ? wait_for_completion+0x440/0x440 [ 347.225987] 187*4kB [ 347.229774] ? policy_nodemask+0x12/0x130 [ 347.229782] alloc_pages_current+0xd6/0x1b0 [ 347.229791] ion_page_pool_alloc+0x102/0x180 [ 347.229797] ion_system_heap_allocate+0x14e/0x930 [ 347.232793] (UME) [ 347.237700] ? ion_system_heap_free+0x270/0x270 [ 347.240721] 1965979 pages RAM [ 347.244562] ion_alloc+0x216/0x770 [ 347.249226] 220*8kB [ 347.254208] ? ion_dma_buf_release+0x40/0x40 [ 347.256420] (UME) [ 347.260982] ? kasan_check_write+0x14/0x20 [ 347.260990] ion_ioctl+0xe2/0x1b6 [ 347.260995] ? ion_alloc.cold.15+0x32/0x32 [ 347.261007] do_vfs_ioctl+0x180/0xfb0 [ 347.263307] 0 pages HighMem/MovableOnly [ 347.267427] ? __fget+0x1ad/0x2f0 [ 347.272796] 97*16kB [ 347.277161] ? ioctl_preallocate+0x1a0/0x1a0 [ 347.282001] 335847 pages reserved [ 347.284113] ? __fget+0x1ca/0x2f0 [ 347.288753] 0 pages cma reserved [ 347.291843] ? security_file_ioctl+0x6a/0xa0 [ 347.291849] ? SyS_clock_settime+0x1a0/0x1a0 [ 347.291853] ? security_file_ioctl+0x6a/0xa0 [ 347.291860] SyS_ioctl+0x74/0x80 [ 347.295383] (ME) [ 347.297680] ? do_vfs_ioctl+0xfb0/0xfb0 [ 347.302085] Out of memory: Kill process 12036 (syz-executor.2) score 999 or sacrifice child [ 347.304191] do_syscall_64+0x1c7/0x5b0 [ 347.308417] Killed process 12039 (syz-executor.2) total-vm:40148kB, anon-rss:124kB, file-rss:0kB, shmem-rss:0kB [ 347.311832] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 347.311843] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 347.311849] RIP: 0033:0x45c4a9 [ 347.311853] RSP: 002b:00007f67c2a91c78 EFLAGS: 00000246 [ 347.316079] 412*32kB [ 347.319860] ORIG_RAX: 0000000000000010 [ 347.319864] RAX: ffffffffffffffda RBX: 00007f67c2a926d4 RCX: 000000000045c4a9 [ 347.319867] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 347.319870] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 347.319872] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 347.319875] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 347.330763] Normal: [ 347.358031] (UME) [ 347.367515] 85*4kB [ 347.438872] 10*64kB [ 347.449039] oom_reaper: reaped process 12039 (syz-executor.2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 347.464753] (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 17884kB [ 347.478024] Mem-Info: [ 347.481354] systemd-udevd invoked oom-killer: gfp_mask=0x14040d0(GFP_KERNEL|__GFP_COMP|__GFP_RECLAIMABLE), nodemask=(null) [ 347.483393] active_anon:7050 inactive_anon:8127 isolated_anon:0 [ 347.483393] active_file:46 inactive_file:0 isolated_file:0 [ 347.483393] unevictable:0 dirty:14 writeback:0 unstable:0 [ 347.483393] slab_reclaimable:11439 slab_unreclaimable:115838 [ 347.483393] mapped:1401 shmem:8347 pagetables:802 bounce:0 [ 347.483393] free:13804 free_pcp:15 free_cma:0 [ 347.483401] Node 0 active_anon:26144kB inactive_anon:24368kB active_file:168kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:5604kB dirty:56kB writeback:0kB shmem:25152kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 347.504154] Node 0 [ 347.529581] (UM) 48*8kB (UM) 32*16kB (ME) 12*32kB (M) 23*64kB (UM) 7*128kB (M) 3*256kB (M) 43*512kB (UE) 0*1024kB 0*2048kB 0*4096kB = 26772kB [ 347.565816] , order=0, oom_score_adj=0 [ 347.573047] Node 1 active_anon:2056kB inactive_anon:8140kB active_file:16kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8236kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 347.573050] Node 0 DMA free:10384kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 347.573061] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 347.573074] Node 0 DMA32 free:18060kB min:36384kB low:45480kB high:54576kB active_anon:26140kB inactive_anon:24368kB active_file:168kB inactive_file:0kB unevictable:0kB writepending:56kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7328kB pagetables:2440kB bounce:0kB free_pcp:52kB local_pcp:0kB free_cma:0kB [ 347.573084] lowmem_reserve[]: 0 [ 347.579969] systemd-udevd cpuset= [ 347.627262] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 347.652133] Normal: [ 347.693638] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 347.697831] / [ 347.747764] 0 0 0 0 [ 347.769503] team0: Port device team_slave_0 added [ 347.772378] mems_allowed=0-1 [ 347.776765] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 347.777716] CPU: 1 PID: 11967 Comm: systemd-udevd Not tainted 4.14.175-syzkaller #0 [ 347.810603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 347.819955] Call Trace: [ 347.822544] dump_stack+0xf7/0x13b [ 347.826089] dump_header+0x160/0x63f [ 347.829905] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 347.835003] ? ___ratelimit+0x243/0x519 [ 347.838974] ? do_raw_spin_unlock+0x16a/0x250 [ 347.843487] oom_kill_process.cold.24+0xb/0xa1a [ 347.848850] ? out_of_memory+0x7f9/0x1030 [ 347.853000] ? lock_downgrade+0x7f0/0x7f0 [ 347.857269] out_of_memory+0x2b0/0x1030 [ 347.861248] ? oom_killer_disable+0x1a0/0x1a0 [ 347.863910] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 347.865743] ? __alloc_pages_slowpath+0xb69/0x2650 [ 347.865752] __alloc_pages_slowpath+0x1ef3/0x2650 [ 347.865768] ? warn_alloc+0x100/0x100 [ 347.881775] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 347.884174] ? get_page_from_freelist+0x26e/0x23b0 [ 347.884188] ? __might_sleep+0x93/0xb0 [ 347.903470] __alloc_pages_nodemask+0x60d/0x770 [ 347.906340] team0: Port device team_slave_1 added [ 347.908136] ? __alloc_pages_slowpath+0x2650/0x2650 [ 347.917974] ? __alloc_pages_nodemask+0x61a/0x770 [ 347.922825] ? cache_grow_begin+0x331/0x3f0 [ 347.927147] cache_grow_begin+0x80/0x3f0 [ 347.928899] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 347.931220] fallback_alloc+0x203/0x2c0 [ 347.944013] ____cache_alloc_node+0x1c7/0x1e0 [ 347.948510] kmem_cache_alloc+0x1f8/0x790 [ 347.952660] ? __seccomp_filter+0x8f/0xcc0 [ 347.956888] ? trace_hardirqs_off+0x10/0x10 [ 347.957631] lowmem_reserve[]: [ 347.961197] ? __put_seccomp_filter+0x80/0x80 [ 347.961206] alloc_inode+0x86/0x150 [ 347.961211] new_inode_pseudo+0xc/0xd0 [ 347.961219] create_pipe_files+0x83/0x8c0 [ 347.961225] ? fifo_open+0x950/0x950 [ 347.961233] ? __do_page_fault+0x479/0xb00 [ 347.961239] ? lock_downgrade+0x7f0/0x7f0 [ 347.961247] __do_pipe_flags+0x2c/0x1f0 [ 347.961252] ? do_pipe_flags+0x130/0x130 [ 347.961257] SyS_pipe2+0x81/0x130 [ 347.961262] ? do_pipe_flags+0x130/0x130 [ 347.976945] 0 [ 347.980453] ? syscall_get_arguments.part.6+0x10/0x10 [ 347.980466] do_syscall_64+0x1c7/0x5b0 [ 347.980471] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 347.980482] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 347.980487] RIP: 0033:0x7f7c33e97047 [ 347.980490] RSP: 002b:00007ffc1e5ad1d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000125 [ 347.980496] RAX: ffffffffffffffda RBX: 000056345f037600 RCX: 00007f7c33e97047 [ 347.980499] RDX: 0000000003938700 RSI: 0000000000000800 RDI: 00007ffc1e5ad298 [ 347.980502] RBP: 00007ffc1e5aecf0 R08: 00007ffc1e5aecf0 R09: 0000000000000000 [ 347.980505] R10: 000056345d5e3bf9 R11: 0000000000000202 R12: 000056345f03fed0 [ 347.980507] R13: 000000000aba9500 R14: 000000000000000b R15: 00007ffc1e5aecf0 [ 348.018841] 0*4kB [ 348.097627] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 348.119000] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 348.132022] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 348.146574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 348.201026] 10860 total pagecache pages [ 348.208144] 0 pages in swap cache [ 348.245531] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 348.289100] Swap cache stats: add 0, delete 0, find 0/0 [ 348.294503] Free swap = 0kB [ 348.297511] Total swap = 0kB [ 348.347649] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 348.419814] 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 348.425922] 1965979 pages RAM [ 348.428739] Node 1 Normal: 168*4kB (UME) 107*8kB (UME) 80*16kB (UME) 187*32kB (UM) [ 348.456178] 0 pages HighMem/MovableOnly [ 348.511196] 335847 pages reserved [ 348.515118] 0 pages cma reserved [ 348.530248] 0 0 0 0 [ 348.535027] Node 1 Normal free:348632kB min:53504kB low:66880kB high:80256kB active_anon:1808kB inactive_anon:8148kB active_file:5144kB inactive_file:4496kB unevictable:0kB writepending:104kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:384kB pagetables:776kB bounce:0kB free_pcp:1324kB local_pcp:688kB free_cma:0kB [ 348.535264] 903*64kB [ 348.589123] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 348.641685] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 348.662843] 8021q: adding VLAN 0 to HW filter on device team0 [ 348.704066] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 348.728435] (UM) 156*128kB (UM) 87*256kB (UME) 97*512kB (UM) 57*1024kB (U) 23*2048kB (U) 0*4096kB = 263960kB [ 348.729879] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 348.769642] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 348.778867] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 348.787449] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 348.822650] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 348.839105] lowmem_reserve[]: 0 0 0 0 0 [ 348.843125] Node 0 DMA: 2*4kB (UM) 11*8kB (UME) 14*16kB (UME) 8*32kB (UME) 7*64kB (UME) 10*128kB (UME) 5*256kB (UME) 3*512kB (UME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 11264kB [ 348.868964] 11045 total pagecache pages [ 348.873137] 0 pages in swap cache [ 348.876591] Swap cache stats: add 0, delete 0, find 0/0 [ 348.908853] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 348.928859] Free swap = 0kB [ 348.931909] Total swap = 0kB [ 348.934919] 1965979 pages RAM [ 348.945321] Node 0 DMA32: 80*4kB (UME) 216*8kB (UME) 604*16kB (UME) 691*32kB (UME) 1190*64kB (UME) 193*128kB (UME) 102*256kB (UME) 27*512kB (U) 3*1024kB (U) 0*2048kB 0*4096kB = 177696kB [ 348.955297] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 348.969132] 0 pages HighMem/MovableOnly [ 348.973105] 335847 pages reserved [ 348.999293] 0 pages cma reserved [ 349.024288] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 349.041502] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 349.072023] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 349.122594] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 349.139987] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 349.147637] bridge0: port 1(bridge_slave_0) entered blocking state [ 349.154156] bridge0: port 1(bridge_slave_0) entered forwarding state [ 349.162062] Node 1 Normal: 168*4kB (UME) 110*8kB (UME) 84*16kB (UME) 190*32kB (UM) 4189*64kB (UM) 739*128kB (UM) 491*256kB (UME) 335*512kB (UM) 97*1024kB (U) 25*2048kB (U) 0*4096kB = 819408kB [ 349.165215] Mem-Info: [ 349.278841] active_anon:6952 inactive_anon:8123 isolated_anon:0 [ 349.278841] active_file:1493 inactive_file:1178 isolated_file:0 [ 349.278841] unevictable:0 dirty:34 writeback:0 unstable:0 [ 349.278841] slab_reclaimable:11608 slab_unreclaimable:115962 [ 349.278841] mapped:3123 shmem:8359 pagetables:802 bounce:0 [ 349.278841] free:315857 free_pcp:498 free_cma:0 [ 349.319574] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 349.328436] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 349.343477] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 349.389366] Node 0 active_anon:25820kB inactive_anon:24356kB active_file:772kB inactive_file:272kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:5960kB dirty:32kB writeback:0kB shmem:25196kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 349.419217] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 349.423212] Node 1 active_anon:1688kB inactive_anon:8136kB active_file:5200kB inactive_file:4440kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:5532kB dirty:104kB writeback:0kB shmem:8240kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 349.438526] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 349.459455] Node 0 DMA free:11392kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 349.492003] 11032 total pagecache pages [ 349.493404] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 349.496058] 0 pages in swap cache [ 349.501426] Swap cache stats: add 0, delete 0, find 0/0 [ 349.510152] Free swap = 0kB [ 349.513163] Total swap = 0kB [ 349.516175] 1965979 pages RAM [ 349.537381] Node 0 DMA32 free:382680kB min:36384kB low:45480kB high:54576kB active_anon:25816kB inactive_anon:24356kB active_file:772kB inactive_file:272kB unevictable:0kB writepending:32kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7296kB pagetables:2212kB bounce:0kB free_pcp:1416kB local_pcp:684kB free_cma:0kB [ 349.576472] lowmem_reserve[]: 0 0 0 0 0 [ 349.576595] 0 pages HighMem/MovableOnly [ 349.581139] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 349.591248] 335847 pages reserved [ 349.619010] lowmem_reserve[]: 0 0 0 0 0 [ 349.646624] device hsr_slave_0 entered promiscuous mode [ 349.659225] Node 1 Normal free:933016kB min:53504kB low:66880kB high:80256kB active_anon:1688kB inactive_anon:8136kB active_file:5200kB inactive_file:4440kB unevictable:0kB writepending:104kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:384kB pagetables:684kB bounce:0kB free_pcp:1420kB local_pcp:692kB free_cma:0kB [ 349.664008] 0 pages cma reserved [ 349.739296] device hsr_slave_1 entered promiscuous mode [ 349.796370] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 349.810019] lowmem_reserve[]: 0 0 0 0 0 [ 349.814049] Node 0 DMA: 4*4kB (UM) 11*8kB (UME) 14*16kB (UME) 8*32kB (UME) 7*64kB (UME) 11*128kB (UME) 5*256kB (UME) 3*512kB (UME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 11400kB [ 349.867519] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 349.919643] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 349.927510] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 349.974913] bridge0: port 2(bridge_slave_1) entered blocking state [ 349.981325] bridge0: port 2(bridge_slave_1) entered forwarding state [ 350.001178] Node 0 DMA32: 18*4kB (UME) 30*8kB (ME) 1742*16kB (UME) 1595*32kB (UME) 3235*64kB (UME) 556*128kB (UME) 154*256kB (UME) 27*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 410680kB [ 350.101215] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 350.114216] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 350.162307] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 350.214389] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 350.221759] Node 1 Normal: 4041*4kB (UME) 275*8kB (UME) 365*16kB (UME) 468*32kB (UM) 4434*64kB (UM) 601*128kB (UM) 347*256kB (UME) 218*512kB (UM) 0*1024kB 20*2048kB (U) 3*4096kB (U) = 653580kB [ 350.265373] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 350.293203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 350.327045] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 350.370706] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 350.389057] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 350.397954] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 350.414452] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 350.461527] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 350.505242] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 350.522111] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 350.558734] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 350.567662] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 350.578323] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 350.588273] 10983 total pagecache pages [ 350.619468] 0 pages in swap cache [ 350.622931] Swap cache stats: add 0, delete 0, find 0/0 [ 350.628612] Free swap = 0kB [ 350.641090] Total swap = 0kB [ 350.644144] 1965979 pages RAM [ 350.647244] 0 pages HighMem/MovableOnly [ 350.677613] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 350.708595] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 350.719579] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 350.738810] 335847 pages reserved [ 350.741231] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 350.749318] 0 pages cma reserved [ 350.752705] Out of memory: Kill process 6446 (syz-execprog) score 1 or sacrifice child [ 350.820095] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 350.827615] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 350.838584] Killed process 12071 (syz-executor.3) total-vm:39756kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB [ 350.900887] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 350.906915] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready 2020/04/08 19:23:26 executed programs: 104 2020/04/08 19:23:26 result: hanged=false err=executor 3: EOF [ 351.063564] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 351.120154] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 351.172178] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 351.199188] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 351.244936] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 351.254041] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 351.305267] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 351.317303] systemd-sysctl invoked oom-killer: gfp_mask=0x14200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0 [ 351.331558] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 351.344180] device bridge_slave_1 left promiscuous mode [ 351.349841] CPU: 1 PID: 12407 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 351.357721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 351.367070] Call Trace: [ 351.369653] dump_stack+0xf7/0x13b [ 351.373200] warn_alloc.cold.110+0xa2/0x1be [ 351.377507] ? zone_watermark_ok_safe+0x260/0x260 [ 351.382339] ? __alloc_pages_direct_compact+0xc2/0x330 [ 351.387597] __alloc_pages_slowpath+0x2052/0x2650 [ 351.392423] ? trace_hardirqs_off+0x10/0x10 [ 351.396732] ? warn_alloc+0x100/0x100 [ 351.400522] ? get_page_from_freelist+0x9ee/0x23b0 [ 351.405527] ? __might_sleep+0x93/0xb0 [ 351.409404] __alloc_pages_nodemask+0x60d/0x770 [ 351.414053] ? trace_hardirqs_off+0x10/0x10 [ 351.418354] ? lock_downgrade+0x7f0/0x7f0 [ 351.422481] ? __alloc_pages_slowpath+0x2650/0x2650 [ 351.427484] ? wait_for_completion+0x440/0x440 [ 351.432047] alloc_pages_current+0xd6/0x1b0 [ 351.436349] ion_page_pool_alloc+0x102/0x180 [ 351.440749] ion_system_heap_allocate+0x14e/0x930 [ 351.445579] ? ion_system_heap_free+0x270/0x270 [ 351.450231] ion_alloc+0x216/0x770 [ 351.453749] ? ion_dma_buf_release+0x40/0x40 [ 351.458149] ? kasan_check_write+0x14/0x20 [ 351.462379] ion_ioctl+0xe2/0x1b6 [ 351.465809] ? ion_alloc.cold.15+0x32/0x32 [ 351.470032] do_vfs_ioctl+0x180/0xfb0 [ 351.473808] ? __fget+0x1ad/0x2f0 [ 351.477236] ? ioctl_preallocate+0x1a0/0x1a0 [ 351.484495] ? __fget+0x1ca/0x2f0 [ 351.487927] ? security_file_ioctl+0x6a/0xa0 [ 351.492320] ? SyS_clock_settime+0x1a0/0x1a0 [ 351.496713] ? security_file_ioctl+0x6a/0xa0 [ 351.501101] SyS_ioctl+0x74/0x80 [ 351.504444] ? do_vfs_ioctl+0xfb0/0xfb0 [ 351.508397] do_syscall_64+0x1c7/0x5b0 [ 351.512259] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 351.517103] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 351.522273] RIP: 0033:0x45c4a9 [ 351.525461] RSP: 002b:00007f5965a76c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 351.533155] RAX: ffffffffffffffda RBX: 00007f5965a776d4 RCX: 000000000045c4a9 [ 351.540405] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 351.547661] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 351.554908] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 351.562159] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 351.604543] bridge0: port 2(bridge_slave_1) entered disabled state [ 351.616330] systemd-sysctl cpuset=/ mems_allowed=0-1 [ 351.633259] warn_alloc_show_mem: 2 callbacks suppressed [ 351.633262] Mem-Info: [ 351.638731] CPU: 0 PID: 12416 Comm: systemd-sysctl Not tainted 4.14.175-syzkaller #0 [ 351.638735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 351.638739] Call Trace: [ 351.638751] dump_stack+0xf7/0x13b [ 351.638761] dump_header+0x160/0x63f [ 351.638768] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 351.638775] ? ___ratelimit+0x243/0x519 [ 351.638786] ? do_raw_spin_unlock+0x16a/0x250 [ 351.638794] oom_kill_process.cold.24+0xb/0xa1a [ 351.638798] ? out_of_memory+0x7f9/0x1030 [ 351.638804] ? lock_downgrade+0x7f0/0x7f0 [ 351.638813] out_of_memory+0x2b0/0x1030 [ 351.638821] ? oom_killer_disable+0x1a0/0x1a0 [ 351.638828] ? __alloc_pages_slowpath+0xb69/0x2650 [ 351.638835] __alloc_pages_slowpath+0x1ef3/0x2650 [ 351.638852] ? warn_alloc+0x100/0x100 [ 351.638862] ? get_page_from_freelist+0x26e/0x23b0 [ 351.645289] active_anon:7000 inactive_anon:8126 isolated_anon:0 [ 351.645289] active_file:109 inactive_file:141 isolated_file:32 [ 351.645289] unevictable:0 dirty:26 writeback:0 unstable:0 [ 351.645289] slab_reclaimable:11746 slab_unreclaimable:119124 [ 351.645289] mapped:1658 shmem:8380 pagetables:767 bounce:0 [ 351.645289] free:13896 free_pcp:345 free_cma:0 [ 351.649148] ? __might_sleep+0x93/0xb0 [ 351.649157] __alloc_pages_nodemask+0x60d/0x770 [ 351.649166] ? __alloc_pages_slowpath+0x2650/0x2650 [ 351.649174] ? trace_hardirqs_on+0xd/0x10 [ 351.649181] ? add_mm_counter_fast+0xc0/0xc0 [ 351.649189] alloc_pages_vma+0xad/0x420 [ 351.649196] __handle_mm_fault+0xc95/0x3870 [ 351.649203] ? copy_page_range+0x1d10/0x1d10 [ 351.649208] ? find_held_lock+0x36/0x1d0 [ 351.658906] Node 0 active_anon:25804kB inactive_anon:24344kB active_file:60kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:5820kB dirty:56kB writeback:0kB shmem:25248kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 351.661141] handle_mm_fault+0x234/0x6e0 [ 351.661147] ? find_vma+0x1a/0x150 [ 351.661156] __do_page_fault+0x44d/0xb00 [ 351.664716] Node 1 active_anon:2196kB inactive_anon:8160kB active_file:376kB inactive_file:456kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:812kB dirty:48kB writeback:0kB shmem:8272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 351.668372] ? vmalloc_fault+0xc90/0xc90 [ 351.668380] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 351.668386] ? page_fault+0x2f/0x50 [ 351.668392] do_page_fault+0x64/0x3fb [ 351.673683] Node 0 [ 351.677428] ? page_fault+0x2f/0x50 [ 351.677435] page_fault+0x45/0x50 [ 351.677440] RIP: 0033:0x7fa6c1c8ec0f [ 351.677443] RSP: 002b:00007ffebcf96398 EFLAGS: 00010202 [ 351.682041] DMA free:10388kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 351.686566] RAX: 00007fa6c0a29083 RBX: 00007fa6c1e8e9e0 RCX: 00007fa6c0a290c3 [ 351.686570] RDX: 000000000000047d RSI: 0000000000000000 RDI: 00007fa6c0a29083 [ 351.686573] RBP: 00007ffebcf96640 R08: 00007fa6c0a29500 R09: 0000000000107000 [ 351.686576] R10: 00007ffebcf963a0 R11: 00007ffebcf963d0 R12: 00007ffebcf96728 [ 351.686579] R13: 0000000000000002 R14: 0000000000000801 R15: 00007ffebcf966e0 [ 351.805549] Mem-Info: [ 351.829906] syz-executor.4: [ 351.862173] device bridge_slave_0 left promiscuous mode [ 351.862279] bridge0: port 1(bridge_slave_0) entered disabled state [ 351.906279] page allocation failure: order:4 [ 351.958757] syz-executor.2: [ 351.962039] syz-executor.2: [ 351.962576] page allocation failure: order:0 [ 351.965578] page allocation failure: order:0 [ 351.996075] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 352.027132] active_anon:7018 inactive_anon:8125 isolated_anon:0 [ 352.027132] active_file:4 inactive_file:25 isolated_file:0 [ 352.027132] unevictable:0 dirty:2 writeback:0 unstable:0 [ 352.027132] slab_reclaimable:11761 slab_unreclaimable:119108 [ 352.027132] mapped:1454 shmem:8381 pagetables:770 bounce:0 [ 352.027132] free:13726 free_pcp:233 free_cma:0 [ 352.036053] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 352.071173] syz-executor.2 cpuset= [ 352.075584] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 352.078304] / [ 352.081891] (null) [ 352.092805] (null) [ 352.094942] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 352.095797] syz-executor.4: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 352.114206] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 352.123847] mems_allowed=0-1 [ 352.126976] CPU: 0 PID: 12039 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 352.134844] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 352.144190] Call Trace: [ 352.146774] dump_stack+0xf7/0x13b [ 352.150310] warn_alloc.cold.110+0xa2/0x1be [ 352.154615] ? zone_watermark_ok_safe+0x260/0x260 [ 352.158632] Node 0 active_anon:25780kB inactive_anon:24340kB active_file:28kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:5824kB dirty:0kB writeback:0kB shmem:25248kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 352.159455] ? usleep_range+0x120/0x120 [ 352.190825] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 352.195912] ? call_timer_fn+0x570/0x570 [ 352.199963] ? unreserve_highatomic_pageblock+0x315/0x450 [ 352.205483] __alloc_pages_slowpath+0x2052/0x2650 [ 352.210313] ? warn_alloc+0x100/0x100 [ 352.214098] ? get_page_from_freelist+0x26e/0x23b0 [ 352.219011] ? __might_sleep+0x93/0xb0 [ 352.222881] __alloc_pages_nodemask+0x60d/0x770 [ 352.227550] ? retint_kernel+0x2d/0x2d [ 352.231419] ? __alloc_pages_slowpath+0x2650/0x2650 [ 352.236428] ? wait_for_completion+0x440/0x440 [ 352.241002] alloc_pages_current+0xd6/0x1b0 [ 352.245305] ion_page_pool_alloc+0x102/0x180 [ 352.248596] Node 1 active_anon:2256kB inactive_anon:8160kB active_file:20kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8280kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 352.249700] ion_system_heap_allocate+0x14e/0x930 [ 352.281180] ? ion_system_heap_free+0x270/0x270 [ 352.285850] ion_alloc+0x216/0x770 [ 352.289375] ? ion_dma_buf_release+0x40/0x40 [ 352.293772] ? kasan_check_write+0x14/0x20 [ 352.298012] ion_ioctl+0xe2/0x1b6 [ 352.301453] ? ion_alloc.cold.15+0x32/0x32 [ 352.305852] do_vfs_ioctl+0x180/0xfb0 [ 352.309636] ? __fget+0x1ad/0x2f0 [ 352.313071] ? ioctl_preallocate+0x1a0/0x1a0 [ 352.317460] ? __fget+0x1ca/0x2f0 [ 352.320894] ? security_file_ioctl+0x6a/0xa0 [ 352.325298] ? SyS_clock_settime+0x1a0/0x1a0 [ 352.328603] Node 0 [ 352.329694] ? security_file_ioctl+0x6a/0xa0 [ 352.329701] SyS_ioctl+0x74/0x80 [ 352.331942] DMA free:10388kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 352.336379] ? do_vfs_ioctl+0xfb0/0xfb0 [ 352.368629] lowmem_reserve[]: 0 [ 352.369987] do_syscall_64+0x1c7/0x5b0 [ 352.369993] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 352.373273] 2570 [ 352.377168] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 352.389208] RIP: 0033:0x45c4a9 [ 352.392377] RSP: 002b:00007f19efdf5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 352.398582] 2570 [ 352.400062] RAX: ffffffffffffffda RBX: 00007f19efdf66d4 RCX: 000000000045c4a9 [ 352.400066] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 352.402110] 2570 [ 352.409368] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 352.409371] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 352.409374] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 352.418211] syz-executor.4 cpuset= [ 352.437317] CPU: 1 PID: 11539 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 352.449517] / [ 352.452259] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 352.452263] mems_allowed=0-1 [ 352.466374] Call Trace: [ 352.468949] dump_stack+0xf7/0x13b [ 352.472479] warn_alloc.cold.110+0xa2/0x1be [ 352.476779] ? zone_watermark_ok_safe+0x260/0x260 [ 352.481614] ? __alloc_pages_direct_compact+0xc2/0x330 [ 352.486877] __alloc_pages_slowpath+0x2052/0x2650 [ 352.491704] ? trace_hardirqs_off+0x10/0x10 [ 352.496008] ? warn_alloc+0x100/0x100 [ 352.499794] ? get_page_from_freelist+0x9ee/0x23b0 [ 352.504728] ? __might_sleep+0x93/0xb0 [ 352.508616] __alloc_pages_nodemask+0x60d/0x770 [ 352.513268] ? trace_hardirqs_off+0x10/0x10 [ 352.517569] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 352.522417] ? __alloc_pages_slowpath+0x2650/0x2650 [ 352.527423] ? wait_for_completion+0x440/0x440 [ 352.531988] alloc_pages_current+0xd6/0x1b0 [ 352.536292] ion_page_pool_alloc+0x102/0x180 [ 352.540683] ion_system_heap_allocate+0x14e/0x930 [ 352.545512] ? do_raw_spin_unlock+0x16a/0x250 [ 352.549992] ? ion_system_heap_free+0x270/0x270 [ 352.554650] ion_alloc+0x27f/0x770 [ 352.558179] ? ion_dma_buf_release+0x40/0x40 [ 352.562576] ? kasan_check_write+0x14/0x20 [ 352.565344] lowmem_reserve[]: 0 [ 352.566799] ion_ioctl+0xe2/0x1b6 [ 352.566805] ? ion_alloc.cold.15+0x32/0x32 [ 352.577721] do_vfs_ioctl+0x180/0xfb0 [ 352.581507] ? __fget+0x1ad/0x2f0 [ 352.584950] ? ioctl_preallocate+0x1a0/0x1a0 [ 352.585351] 2570 [ 352.589346] ? __fget+0x1ca/0x2f0 [ 352.589355] ? security_file_ioctl+0x6a/0xa0 [ 352.589360] ? SyS_clock_settime+0x1a0/0x1a0 [ 352.589364] ? security_file_ioctl+0x6a/0xa0 [ 352.589370] SyS_ioctl+0x74/0x80 [ 352.589377] ? do_vfs_ioctl+0xfb0/0xfb0 [ 352.589384] do_syscall_64+0x1c7/0x5b0 [ 352.589388] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 352.589398] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 352.589404] RIP: 0033:0x45c4a9 [ 352.593199] 2570 [ 352.594901] RSP: 002b:00007f67c2a91c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 352.625365] 2570 [ 352.629382] RAX: ffffffffffffffda RBX: 00007f67c2a926d4 RCX: 000000000045c4a9 [ 352.629386] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 352.629388] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 352.629391] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 352.629393] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 352.644976] CPU: 1 PID: 12052 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 352.688689] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 352.698241] Call Trace: [ 352.700824] dump_stack+0xf7/0x13b [ 352.702183] 2570 [ 352.704367] warn_alloc.cold.110+0xa2/0x1be [ 352.704375] ? zone_watermark_ok_safe+0x260/0x260 [ 352.706420] Node 0 [ 352.710723] ? usleep_range+0x120/0x120 [ 352.710729] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 352.710739] ? call_timer_fn+0x570/0x570 [ 352.710746] ? unreserve_highatomic_pageblock+0x315/0x450 [ 352.710755] __alloc_pages_slowpath+0x2052/0x2650 [ 352.710770] ? warn_alloc+0x100/0x100 [ 352.710777] ? get_page_from_freelist+0x26e/0x23b0 [ 352.710789] ? __might_sleep+0x93/0xb0 [ 352.710796] __alloc_pages_nodemask+0x60d/0x770 [ 352.710805] ? __alloc_pages_slowpath+0x2650/0x2650 [ 352.710813] ? wait_for_completion+0x440/0x440 [ 352.710823] alloc_pages_current+0xd6/0x1b0 [ 352.710833] ion_page_pool_alloc+0x102/0x180 [ 352.745843] DMA32 free:18492kB min:36384kB low:45480kB high:54576kB active_anon:25776kB inactive_anon:24340kB active_file:28kB inactive_file:32kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7264kB pagetables:2232kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 352.749989] ion_system_heap_allocate+0x14e/0x930 [ 352.749997] ? ion_system_heap_free+0x270/0x270 [ 352.750006] ion_alloc+0x216/0x770 [ 352.750015] ? ion_dma_buf_release+0x40/0x40 [ 352.750025] ? kasan_check_write+0x14/0x20 [ 352.750032] ion_ioctl+0xe2/0x1b6 [ 352.750036] ? ion_alloc.cold.15+0x32/0x32 [ 352.750048] do_vfs_ioctl+0x180/0xfb0 [ 352.755577] lowmem_reserve[]: [ 352.758588] ? __fget+0x1ad/0x2f0 [ 352.758595] ? ioctl_preallocate+0x1a0/0x1a0 [ 352.758603] ? __fget+0x1ca/0x2f0 [ 352.758614] ? security_file_ioctl+0x6a/0xa0 [ 352.758621] ? SyS_clock_settime+0x1a0/0x1a0 [ 352.758624] ? security_file_ioctl+0x6a/0xa0 [ 352.758631] SyS_ioctl+0x74/0x80 [ 352.758637] ? do_vfs_ioctl+0xfb0/0xfb0 [ 352.758643] do_syscall_64+0x1c7/0x5b0 [ 352.758648] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 352.758659] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 352.758666] RIP: 0033:0x45c4a9 [ 352.758668] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 352.758675] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 352.758679] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 352.780520] 0 [ 352.805373] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 352.805377] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 352.805380] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 352.818583] 2570 [ 352.833252] CPU: 0 PID: 11542 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 352.845371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 352.849895] Node 0 [ 352.853302] Call Trace: [ 352.857702] DMA32 free:18492kB min:36384kB low:45480kB high:54576kB active_anon:25776kB inactive_anon:24340kB active_file:28kB inactive_file:32kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7264kB pagetables:2232kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 352.862100] dump_stack+0xf7/0x13b [ 352.862110] warn_alloc.cold.110+0xa2/0x1be [ 352.862117] ? zone_watermark_ok_safe+0x260/0x260 [ 352.862121] ? usleep_range+0x120/0x120 [ 352.862126] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 352.862133] ? call_timer_fn+0x570/0x570 [ 352.862139] ? unreserve_highatomic_pageblock+0x315/0x450 [ 352.862146] __alloc_pages_slowpath+0x2052/0x2650 [ 352.862158] ? warn_alloc+0x100/0x100 [ 352.862164] ? get_page_from_freelist+0x26e/0x23b0 [ 352.862176] ? __might_sleep+0x93/0xb0 [ 352.862184] __alloc_pages_nodemask+0x60d/0x770 [ 352.866576] lowmem_reserve[]: [ 352.869986] ? __alloc_pages_slowpath+0x2650/0x2650 [ 352.869996] ? wait_for_completion+0x440/0x440 [ 352.870005] alloc_pages_current+0xd6/0x1b0 [ 352.870016] ion_page_pool_alloc+0x102/0x180 [ 352.870024] ion_system_heap_allocate+0x14e/0x930 [ 352.874527] 0 [ 352.878397] ? do_raw_spin_unlock+0x16a/0x250 [ 352.883259] 0 [ 352.888402] ? ion_system_heap_free+0x270/0x270 [ 352.891607] 0 [ 352.899279] ion_alloc+0x27f/0x770 [ 352.899289] ? ion_dma_buf_release+0x40/0x40 [ 352.899298] ? kasan_check_write+0x14/0x20 [ 352.906545] 0 [ 352.913794] ion_ioctl+0xe2/0x1b6 [ 352.913799] ? ion_alloc.cold.15+0x32/0x32 [ 352.913810] do_vfs_ioctl+0x180/0xfb0 [ 352.913814] ? __fget+0x1ad/0x2f0 [ 352.913821] ? ioctl_preallocate+0x1a0/0x1a0 [ 352.915601] 0 [ 352.922853] ? __fget+0x1ca/0x2f0 [ 352.922862] ? security_file_ioctl+0x6a/0xa0 [ 352.922867] ? SyS_clock_settime+0x1a0/0x1a0 [ 352.922871] ? security_file_ioctl+0x6a/0xa0 [ 352.937387] SyS_ioctl+0x74/0x80 [ 352.939448] Node 0 [ 352.947288] ? do_vfs_ioctl+0xfb0/0xfb0 [ 352.956689] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 352.958881] do_syscall_64+0x1c7/0x5b0 [ 352.958888] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 352.958899] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 352.961463] lowmem_reserve[]: [ 352.989566] RIP: 0033:0x45c4a9 [ 352.989570] RSP: 002b:00007f67c2a70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 352.989575] RAX: ffffffffffffffda RBX: 00007f67c2a716d4 RCX: 000000000045c4a9 [ 352.989578] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 352.989580] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 352.989582] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 352.989585] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 353.002172] 0 [ 353.017899] Mem-Info: [ 353.033910] 0 [ 353.045297] active_anon:7009 inactive_anon:8125 isolated_anon:0 [ 353.045297] active_file:12 inactive_file:12 isolated_file:0 [ 353.045297] unevictable:0 dirty:0 writeback:0 unstable:0 [ 353.045297] slab_reclaimable:11768 slab_unreclaimable:119108 [ 353.045297] mapped:1456 shmem:8382 pagetables:779 bounce:0 [ 353.045297] free:13817 free_pcp:233 free_cma:0 [ 353.046786] device veth1_macvtap left promiscuous mode [ 353.055282] Node 0 active_anon:25780kB inactive_anon:24340kB active_file:28kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:5824kB dirty:0kB writeback:0kB shmem:25248kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 353.070831] device veth0_macvtap left promiscuous mode [ 353.086944] 0 [ 353.100742] 0 [ 353.118691] Node 1 active_anon:2256kB inactive_anon:8160kB active_file:28kB inactive_file:8kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8280kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 353.129850] device veth1_vlan left promiscuous mode [ 353.142762] 0 [ 353.146475] 0 [ 353.176047] Node 0 [ 353.179889] device veth0_vlan left promiscuous mode [ 353.185445] DMA free:10388kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 353.196717] lowmem_reserve[]: [ 353.218998] Node 0 [ 353.227179] 0 [ 353.234822] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 353.236117] 0 [ 353.237910] lowmem_reserve[]: [ 353.240417] 0 [ 353.240425] Node 1 Normal free:26388kB min:53504kB low:66880kB high:80256kB active_anon:2256kB inactive_anon:8160kB active_file:28kB inactive_file:8kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:544kB pagetables:868kB bounce:0kB free_pcp:812kB local_pcp:120kB free_cma:0kB [ 353.240437] lowmem_reserve[]: 0 0 0 0 [ 353.253236] 0 [ 353.278101] 0 [ 353.304814] 0 [ 353.308244] 0 [ 353.324636] 0 [ 353.343873] 2570 2570 2570 2570 [ 353.343890] Node 0 [ 353.472157] Node 0 DMA: 1*4kB (M) 2*8kB (ME) 2*16kB (ME) 3*32kB (UME) 2*64kB (ME) 9*128kB (UME) 5*256kB (UME) 3*512kB (UME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10388kB [ 353.495481] Node 0 DMA32: 153*4kB (UME) 142*8kB (UME) 103*16kB (UME) 24*32kB (UME) 5115*64kB (UME) 578*128kB (UME) 4*256kB (UE) 22*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 417796kB [ 353.584294] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 353.588618] 0 0 [ 353.615459] Node 1 Normal free:429844kB min:53504kB low:66880kB high:80256kB active_anon:2256kB inactive_anon:8160kB active_file:28kB inactive_file:8kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:544kB pagetables:868kB bounce:0kB free_pcp:812kB local_pcp:692kB free_cma:0kB [ 353.620590] Node 1 [ 353.648582] lowmem_reserve[]: 0 0 0 0 0 [ 353.653988] Normal: 223*4kB (ME) 153*8kB (UME) 113*16kB (ME) 72*32kB [ 353.678567] Node 0 DMA: 2*4kB (UM) 4*8kB (UME) 5*16kB (UME) 3*32kB (UME) 9*64kB (UME) 9*128kB (UME) 5*256kB (UME) 3*512kB (UME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10904kB [ 353.700936] (M) 3470*64kB (UM) 669*128kB (UM) 186*256kB (UME) 48*512kB (UM) 19*1024kB (U) 10*2048kB (U) 1*4096kB (U) = 430164kB [ 353.702600] Node 0 DMA32: 383*4kB (UME) 293*8kB (UME) 263*16kB (UME) 386*32kB (UME) 5212*64kB (UME) 1400*128kB (UME) 441*256kB (UE) 95*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 694740kB [ 353.748618] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 353.778600] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 353.787210] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 353.808590] DMA32 free:767796kB min:36384kB low:45480kB high:54576kB active_anon:25776kB inactive_anon:24340kB active_file:32kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7264kB pagetables:2232kB bounce:0kB free_pcp:256kB local_pcp:628kB free_cma:0kB [ 353.814810] Node 0 [ 353.888577] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 353.895320] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 353.899576] 8406 total pagecache pages [ 353.913556] lowmem_reserve[]: 0 0 0 0 0 [ 353.917556] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 353.948639] 0 pages in swap cache [ 353.952105] Swap cache stats: add 0, delete 0, find 0/0 [ 353.953504] Node 1 [ 353.957449] Free swap = 0kB [ 353.957453] Normal: [ 353.959710] Total swap = 0kB [ 353.988527] 1965979 pages RAM [ 353.991662] 0 pages HighMem/MovableOnly [ 353.993564] 1784*4kB (UME) [ 353.995621] 335847 pages reserved [ 353.995624] 0 pages cma reserved [ 353.998609] 859*8kB [ 354.002034] lowmem_reserve[]: [ 354.005371] (UME) 373*16kB [ 354.007677] 0 [ 354.013762] Out of memory: Kill process 12402 (syz-executor.5) score 999 or sacrifice child [ 354.024156] 0 0 0 0 [ 354.026487] Node 1 Normal free:558000kB min:53504kB low:66880kB high:80256kB active_anon:2256kB inactive_anon:8160kB active_file:28kB inactive_file:8kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:544kB pagetables:868kB bounce:0kB free_pcp:1340kB local_pcp:628kB free_cma:0kB [ 354.055423] (UME) 338*32kB (UM) 4434*64kB (UM) 793*128kB (UM) 219*256kB (UME) 57*512kB (UM) 27*1024kB (U) 10*2048kB (U) 1*4096kB (U) = 553544kB [ 354.055470] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 354.055474] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 354.055477] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 354.055480] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 354.055483] 8406 total pagecache pages [ 354.055491] 0 pages in swap cache [ 354.103841] Killed process 12402 (syz-executor.5) total-vm:40016kB, anon-rss:88kB, file-rss:0kB, shmem-rss:0kB [ 354.218723] lowmem_reserve[]: 0 0 0 0 0 [ 354.222753] Node 0 DMA: 8*4kB (UM) 3*8kB (UME) 4*16kB (UME) 4*32kB (UME) 9*64kB (UME) 9*128kB (UME) 5*256kB (UME) 3*512kB (UME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10936kB [ 354.258704] oom_reaper: reaped process 12402 (syz-executor.5), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 354.318572] Node 0 DMA32: 15808*4kB (UME) 7685*8kB (UME) 5980*16kB (UME) 2665*32kB (UME) 5461*64kB (UME) 1661*128kB (UME) 561*256kB (UE) 103*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 1064136kB [ 354.349000] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 354.353637] Swap cache stats: add 0, delete 0, find 0/0 [ 354.365182] Free swap = 0kB [ 354.368187] Total swap = 0kB [ 354.376902] 1965979 pages RAM [ 354.380093] 0 pages HighMem/MovableOnly [ 354.384053] 335847 pages reserved [ 354.387491] 0 pages cma reserved [ 354.408949] Node 1 Normal: 9914*4kB (UME) 1281*8kB (UME) 826*16kB (UME) 723*32kB (UM) 4615*64kB (UM) 1034*128kB (UM) 317*256kB (UME) 79*512kB (UM) 41*1024kB (U) 10*2048kB (U) 1*4096kB (U) = 702128kB [ 354.438620] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 354.447503] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 354.456271] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 354.468662] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 354.498587] 8850 total pagecache pages [ 354.528622] 0 pages in swap cache [ 354.532107] Swap cache stats: add 0, delete 0, find 0/0 [ 354.537468] Free swap = 0kB [ 354.541090] Total swap = 0kB [ 354.544211] 1965979 pages RAM [ 354.547568] 0 pages HighMem/MovableOnly [ 354.551940] 335847 pages reserved [ 354.555778] 0 pages cma reserved [ 354.707625] bond0 (unregistering): Released all slaves [ 354.982118] device hsr_slave_1 left promiscuous mode [ 355.059058] device hsr_slave_0 left promiscuous mode [ 355.133848] team0 (unregistering): Port device team_slave_1 removed [ 355.200397] team0 (unregistering): Port device team_slave_0 removed [ 355.252529] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 355.337195] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 355.490788] bond0 (unregistering): Released all slaves [ 355.614818] bond0 (unregistering): Released all slaves [ 355.703075] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 355.723221] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 355.765530] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 356.017359] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 356.312471] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 356.422410] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 356.443941] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 356.481920] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 356.666985] systemd-udevd invoked oom-killer: gfp_mask=0x14000c0(GFP_KERNEL), nodemask=(null), order=0, oom_score_adj=0 [ 356.678603] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 356.690756] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 356.692797] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 356.717206] CPU: 0 PID: 12039 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 356.725120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 356.734473] Call Trace: [ 356.737061] dump_stack+0xf7/0x13b [ 356.740607] warn_alloc.cold.110+0xa2/0x1be [ 356.744930] ? zone_watermark_ok_safe+0x260/0x260 [ 356.749776] ? __alloc_pages_direct_compact+0xc2/0x330 [ 356.755048] __alloc_pages_slowpath+0x2052/0x2650 [ 356.759895] ? trace_hardirqs_off+0x10/0x10 [ 356.764299] ? warn_alloc+0x100/0x100 [ 356.768105] ? get_page_from_freelist+0x9ee/0x23b0 [ 356.773047] ? __might_sleep+0x93/0xb0 [ 356.776935] __alloc_pages_nodemask+0x60d/0x770 [ 356.781607] ? __alloc_pages_slowpath+0x2650/0x2650 [ 356.786621] ? wait_for_completion+0x440/0x440 [ 356.788373] syz-executor.2 cpuset=/ [ 356.791195] alloc_pages_current+0xd6/0x1b0 [ 356.791205] ion_page_pool_alloc+0x102/0x180 [ 356.794815] mems_allowed=0-1 [ 356.799120] ion_system_heap_allocate+0x14e/0x930 [ 356.799125] ? do_raw_spin_unlock+0x16a/0x250 [ 356.799131] ? ion_system_heap_free+0x270/0x270 [ 356.799141] ion_alloc+0x27f/0x770 [ 356.799149] ? ion_dma_buf_release+0x40/0x40 [ 356.799158] ? kasan_check_write+0x14/0x20 [ 356.799165] ion_ioctl+0xe2/0x1b6 [ 356.808479] systemd-udevd cpuset= [ 356.811487] ? ion_alloc.cold.15+0x32/0x32 [ 356.811501] do_vfs_ioctl+0x180/0xfb0 [ 356.811507] ? __fget+0x1ad/0x2f0 [ 356.811513] ? ioctl_preallocate+0x1a0/0x1a0 [ 356.811522] ? __fget+0x1ca/0x2f0 [ 356.811534] ? security_file_ioctl+0x6a/0xa0 [ 356.811541] ? SyS_clock_settime+0x1a0/0x1a0 [ 356.816234] / [ 356.820816] ? security_file_ioctl+0x6a/0xa0 [ 356.820828] SyS_ioctl+0x74/0x80 [ 356.820834] ? do_vfs_ioctl+0xfb0/0xfb0 [ 356.820841] do_syscall_64+0x1c7/0x5b0 [ 356.820847] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 356.820859] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 356.820864] RIP: 0033:0x45c4a9 [ 356.820867] RSP: 002b:00007f19efdf5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 356.820874] RAX: ffffffffffffffda RBX: 00007f19efdf66d4 RCX: 000000000045c4a9 [ 356.858358] mems_allowed=0-1 [ 356.859270] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 356.923709] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 356.930959] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 356.938215] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 356.945637] CPU: 1 PID: 11841 Comm: systemd-udevd Not tainted 4.14.175-syzkaller #0 [ 356.953445] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 356.962797] Call Trace: [ 356.965370] dump_stack+0xf7/0x13b [ 356.968890] dump_header+0x160/0x63f [ 356.972590] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 356.977669] ? ___ratelimit+0x243/0x519 [ 356.981637] ? do_raw_spin_unlock+0x16a/0x250 [ 356.986127] oom_kill_process.cold.24+0xb/0xa1a [ 356.990794] ? out_of_memory+0x7f9/0x1030 [ 356.994946] ? lock_downgrade+0x7f0/0x7f0 [ 356.999083] out_of_memory+0x2b0/0x1030 [ 357.003043] ? oom_killer_disable+0x1a0/0x1a0 [ 357.007523] ? __alloc_pages_slowpath+0xb69/0x2650 [ 357.012437] __alloc_pages_slowpath+0x1ef3/0x2650 [ 357.017267] ? warn_alloc+0x100/0x100 [ 357.021057] ? get_page_from_freelist+0x26e/0x23b0 [ 357.025978] ? __might_sleep+0x93/0xb0 [ 357.029846] __alloc_pages_nodemask+0x60d/0x770 [ 357.034493] ? find_held_lock+0x36/0x1d0 [ 357.038537] ? __alloc_pages_slowpath+0x2650/0x2650 [ 357.043531] ? lock_downgrade+0x7f0/0x7f0 [ 357.047669] alloc_pages_current+0xd6/0x1b0 [ 357.051969] __get_free_pages+0xf/0x40 [ 357.055845] inode_doinit_with_dentry+0x916/0x1380 [ 357.060770] ? selinux_cred_free+0x60/0x60 [ 357.064995] ? unlock_new_inode+0xb8/0xf0 [ 357.069140] ? lock_downgrade+0x7f0/0x7f0 [ 357.073282] ? wake_atomic_t_function+0x1a0/0x1a0 [ 357.078125] selinux_d_instantiate+0x17/0x20 [ 357.082519] security_d_instantiate+0x4b/0xc0 [ 357.087004] d_splice_alias+0x6a/0xb30 [ 357.090918] kernfs_iop_lookup+0x177/0x1f0 [ 357.095141] lookup_slow+0x20f/0x3f0 [ 357.098839] ? page_put_link+0x170/0x170 [ 357.102883] ? __might_sleep+0x93/0xb0 [ 357.106748] walk_component+0x680/0x21a0 [ 357.110795] ? selinux_inode_permission+0x2b3/0x450 [ 357.115792] ? path_init+0x17d0/0x17d0 [ 357.119658] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 357.124563] ? generic_permission+0x4b/0x360 [ 357.128965] ? security_inode_permission+0x93/0xd0 [ 357.133881] ? __inode_permission+0xae/0x2a0 [ 357.138310] link_path_walk+0x9be/0x1540 [ 357.142369] ? walk_component+0x21a0/0x21a0 [ 357.146678] ? __mutex_init+0xca/0x100 [ 357.150553] path_openat+0x176/0x3bd0 [ 357.154336] ? __lock_acquire+0x6a4/0x4500 [ 357.158555] ? do_sys_open+0x13f/0x340 [ 357.162427] ? SyS_open+0x19/0x20 [ 357.165867] ? do_syscall_64+0x1c7/0x5b0 [ 357.169906] ? entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 357.175248] ? find_held_lock+0x36/0x1d0 [ 357.179304] ? path_lookupat.isra.41+0x810/0x810 [ 357.184039] ? trace_hardirqs_on+0x10/0x10 [ 357.188250] ? trace_hardirqs_off+0x10/0x10 [ 357.192559] ? __lock_is_held+0xb5/0x140 [ 357.196598] ? find_held_lock+0x36/0x1d0 [ 357.200639] do_filp_open+0x16b/0x220 [ 357.204418] ? __alloc_fd+0x189/0x420 [ 357.208198] ? may_open_dev+0xc0/0xc0 [ 357.211981] ? _raw_spin_unlock+0x2c/0x50 [ 357.216110] ? __alloc_fd+0x189/0x420 [ 357.219902] do_sys_open+0x1c2/0x340 [ 357.223595] ? filp_open+0x50/0x50 [ 357.227115] ? do_sys_open+0x340/0x340 [ 357.230978] SyS_open+0x19/0x20 [ 357.234234] do_syscall_64+0x1c7/0x5b0 [ 357.238104] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 357.243044] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 357.248222] RIP: 0033:0x7f7c33e966f0 [ 357.251915] RSP: 002b:00007ffc1e5ae808 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 357.259613] RAX: ffffffffffffffda RBX: 000056345f049a90 RCX: 00007f7c33e966f0 [ 357.266878] RDX: 00000000000001b6 RSI: 0000000000080000 RDI: 00007ffc1e5ae9b0 [ 357.274130] RBP: 0000000000000008 R08: 0000000000000008 R09: 0000000000000001 [ 357.281378] R10: 0000000000080000 R11: 0000000000000246 R12: 000056345d62068a [ 357.288645] R13: 0000000000000001 R14: 000056345f0365d0 R15: 00007ffc1e5aea30 [ 357.297385] CPU: 0 PID: 12052 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 357.305282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 357.314636] Call Trace: [ 357.317220] dump_stack+0xf7/0x13b [ 357.320759] warn_alloc.cold.110+0xa2/0x1be [ 357.325088] ? zone_watermark_ok_safe+0x260/0x260 [ 357.329939] ? __alloc_pages_direct_compact+0xc2/0x330 [ 357.335229] __alloc_pages_slowpath+0x2052/0x2650 [ 357.340079] ? trace_hardirqs_off+0x10/0x10 [ 357.344399] ? warn_alloc+0x100/0x100 [ 357.348190] ? get_page_from_freelist+0x9ee/0x23b0 [ 357.353115] ? __might_sleep+0x93/0xb0 [ 357.356993] __alloc_pages_nodemask+0x60d/0x770 [ 357.361655] ? __alloc_pages_slowpath+0x2650/0x2650 [ 357.366664] ? wait_for_completion+0x440/0x440 [ 357.371236] alloc_pages_current+0xd6/0x1b0 [ 357.375545] ion_page_pool_alloc+0x102/0x180 [ 357.379943] ion_system_heap_allocate+0x14e/0x930 [ 357.384770] ? do_raw_spin_unlock+0x16a/0x250 [ 357.389255] ? ion_system_heap_free+0x270/0x270 [ 357.393918] ion_alloc+0x27f/0x770 [ 357.397448] ? ion_dma_buf_release+0x40/0x40 [ 357.401869] ? kasan_check_write+0x14/0x20 [ 357.406105] ion_ioctl+0xe2/0x1b6 [ 357.409556] ? ion_alloc.cold.15+0x32/0x32 [ 357.413805] do_vfs_ioctl+0x180/0xfb0 [ 357.417599] ? __fget+0x1ad/0x2f0 [ 357.421047] ? ioctl_preallocate+0x1a0/0x1a0 [ 357.425455] ? __fget+0x1ca/0x2f0 [ 357.428901] ? security_file_ioctl+0x6a/0xa0 [ 357.433299] ? SyS_clock_settime+0x1a0/0x1a0 [ 357.437693] ? security_file_ioctl+0x6a/0xa0 [ 357.442094] SyS_ioctl+0x74/0x80 [ 357.445451] ? do_vfs_ioctl+0xfb0/0xfb0 [ 357.449415] do_syscall_64+0x1c7/0x5b0 [ 357.453286] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 357.458121] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 357.463297] RIP: 0033:0x45c4a9 [ 357.466475] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 357.474178] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 357.481438] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 357.488695] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 357.495953] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 357.503212] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 357.511128] warn_alloc_show_mem: 3 callbacks suppressed [ 357.511131] Mem-Info: [ 357.518959] active_anon:6924 inactive_anon:8125 isolated_anon:0 [ 357.518959] active_file:195 inactive_file:217 isolated_file:32 [ 357.518959] unevictable:0 dirty:36 writeback:0 unstable:0 [ 357.518959] slab_reclaimable:11863 slab_unreclaimable:117557 [ 357.518959] mapped:1855 shmem:8396 pagetables:742 bounce:0 [ 357.518959] free:13585 free_pcp:29 free_cma:0 [ 357.553152] Node 0 active_anon:25872kB inactive_anon:24352kB active_file:776kB inactive_file:864kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:7420kB dirty:144kB writeback:0kB shmem:25296kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 357.581101] Node 1 active_anon:1824kB inactive_anon:8148kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8288kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 357.613249] Node 0 DMA free:10388kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 357.645186] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 357.654200] Node 0 DMA32 free:17988kB min:36384kB low:45480kB high:54576kB active_anon:25868kB inactive_anon:24352kB active_file:776kB inactive_file:864kB unevictable:0kB writepending:144kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7168kB pagetables:2232kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 357.717525] lowmem_reserve[]: 0 0 0 0 0 [ 357.736956] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 357.748319] Mem-Info: [ 357.777965] lowmem_reserve[]: 0 0 0 0 0 [ 357.779415] active_anon:6924 inactive_anon:8125 isolated_anon:0 [ 357.779415] active_file:18 inactive_file:32 isolated_file:0 [ 357.779415] unevictable:0 dirty:36 writeback:0 unstable:0 [ 357.779415] slab_reclaimable:11863 slab_unreclaimable:117557 [ 357.779415] mapped:1530 shmem:8396 pagetables:742 bounce:0 [ 357.779415] free:13652 free_pcp:0 free_cma:0 [ 357.801654] Node 1 [ 357.818127] Node 0 active_anon:25872kB inactive_anon:24352kB active_file:68kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6120kB dirty:144kB writeback:0kB shmem:25296kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 357.850401] Node 1 active_anon:1824kB inactive_anon:8148kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8288kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 357.864263] Normal free:26352kB min:53504kB low:66880kB high:80256kB active_anon:1824kB inactive_anon:8148kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:384kB pagetables:720kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 357.879310] Node 0 DMA free:10388kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 357.946359] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 357.957788] Node 0 DMA32 free:17868kB min:36384kB low:45480kB high:54576kB active_anon:25868kB inactive_anon:24352kB active_file:232kB inactive_file:0kB unevictable:0kB writepending:144kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7168kB pagetables:2232kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 357.999467] lowmem_reserve[]: 0 0 0 0 0 [ 358.001873] lowmem_reserve[]: [ 358.003478] Node 0 [ 358.003480] 0 0 [ 358.006566] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 358.035435] 0 0 0 [ 358.035446] Node 0 DMA: 111*4kB (UM) 5*8kB (UME) 5*16kB (UME) 5*32kB (UME) 7*64kB (UME) 10*128kB (UME) 5*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 1*2048kB (E) 0*4096kB = 10388kB [ 358.048393] lowmem_reserve[]: 0 0 0 0 0 [ 358.057637] Node 1 Normal free:26352kB min:53504kB low:66880kB high:80256kB active_anon:1824kB inactive_anon:8148kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:384kB pagetables:720kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 358.085254] Node 0 DMA32: 287*4kB (ME) 194*8kB (ME) 97*16kB (UME) 267*32kB (UME) 27*64kB (UM) 16*128kB (M) 4*256kB (UM) 1*512kB (M) 0*1024kB 0*2048kB 0*4096kB = 18108kB [ 358.098751] lowmem_reserve[]: 0 0 0 0 0 [ 358.105139] Node 0 DMA: 111*4kB (UM) 5*8kB (UME) 5*16kB (UME) 5*32kB (UME) 7*64kB (UME) 10*128kB (UME) 5*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 1*2048kB (E) 0*4096kB = 10388kB [ 358.110368] Node 0 [ 358.134087] Node 0 [ 358.136127] Normal: [ 358.136448] DMA32: [ 358.147396] 0*4kB [ 358.147611] 287*4kB [ 358.155411] 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 358.157812] (ME) 194*8kB (ME) 97*16kB (UME) 267*32kB (UME) 27*64kB (UM) 16*128kB (M) 4*256kB (UM) 1*512kB (M) 0*1024kB 0*2048kB 0*4096kB = 18108kB [ 358.180607] Node 1 Normal: 129*4kB (UME) 74*8kB (UME) 60*16kB (UME) 517*32kB (UM) 43*64kB (M) 17*128kB (UM) 7*256kB (UME) 2*512kB (M) 0*1024kB 0*2048kB 0*4096kB = 26356kB [ 358.208875] Node 0 [ 358.235591] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 358.236126] Normal: [ 358.237858] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 358.250430] 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 358.269242] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 358.277804] Node 1 [ 358.278075] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 358.278079] Normal: [ 358.287361] 8458 total pagecache pages [ 358.297432] 0 pages in swap cache [ 358.299510] 129*4kB (UME) 74*8kB (UME) 60*16kB (UME) 517*32kB (UM) 43*64kB (M) 17*128kB (UM) 7*256kB (UME) 2*512kB (M) 0*1024kB 0*2048kB 0*4096kB = 26356kB [ 358.307984] Swap cache stats: add 0, delete 0, find 0/0 [ 358.331619] Free swap = 0kB [ 358.333586] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 358.334787] Total swap = 0kB [ 358.354131] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 358.362368] 1965979 pages RAM [ 358.366079] 0 pages HighMem/MovableOnly [ 358.366953] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 358.379653] 335847 pages reserved [ 358.383104] 0 pages cma reserved [ 358.391035] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 358.406861] 8458 total pagecache pages [ 358.415148] 0 pages in swap cache [ 358.425632] Swap cache stats: add 0, delete 0, find 0/0 [ 358.435348] Free swap = 0kB [ 358.446952] Total swap = 0kB [ 358.454309] 1965979 pages RAM [ 358.457438] 0 pages HighMem/MovableOnly [ 358.467887] 335847 pages reserved [ 358.475606] 0 pages cma reserved [ 358.486750] Out of memory: Kill process 6446 (syz-execprog) score 1 or sacrifice child [ 358.510024] Killed process 11483 (syz-executor.1) total-vm:39756kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB [ 358.590522] 8021q: adding VLAN 0 to HW filter on device bond0 [ 358.619968] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 358.627180] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 358.739241] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 358.812803] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 358.928735] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 358.936305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 358.985094] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 359.018857] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 359.043829] device veth0_vlan entered promiscuous mode [ 359.087321] device veth1_vlan entered promiscuous mode [ 359.173597] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 359.220313] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 359.292733] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 359.433450] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 359.453079] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 359.461716] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 359.509437] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 359.517032] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready 2020/04/08 19:23:35 result: hanged=false err=executor 1: EOF 2020/04/08 19:23:35 executed programs: 106 [ 359.569571] syz-executor.1 (11484) used greatest stack depth: 21624 bytes left [ 359.578884] device veth0_macvtap entered promiscuous mode [ 359.585090] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 359.643205] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 359.654595] device veth1_macvtap entered promiscuous mode [ 359.704920] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 359.721127] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 359.760357] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 359.808253] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 359.817404] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 359.878244] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 359.887393] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 359.928311] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 359.963582] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 359.988530] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 359.995400] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 360.008467] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 360.017677] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 360.038794] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 360.047915] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 360.088209] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 360.097359] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 360.148198] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 360.199131] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 360.206075] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 360.252188] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 360.260029] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 360.959418] IPVS: ftp: loaded support on port[0] = 21 [ 360.976102] systemd-journal invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 361.002924] systemd-journal cpuset=/ mems_allowed=0-1 [ 361.031038] CPU: 0 PID: 10468 Comm: systemd-journal Not tainted 4.14.175-syzkaller #0 [ 361.039029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 361.048377] Call Trace: [ 361.050948] dump_stack+0xf7/0x13b [ 361.054468] dump_header+0x160/0x63f [ 361.058163] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 361.063249] ? ___ratelimit+0x243/0x519 [ 361.067199] ? do_raw_spin_unlock+0x16a/0x250 [ 361.071674] oom_kill_process.cold.24+0xb/0xa1a [ 361.076326] ? out_of_memory+0x7f9/0x1030 [ 361.080452] ? lock_downgrade+0x7f0/0x7f0 [ 361.084582] out_of_memory+0x2b0/0x1030 [ 361.088547] ? oom_killer_disable+0x1a0/0x1a0 [ 361.093023] ? __alloc_pages_slowpath+0xb69/0x2650 [ 361.097933] __alloc_pages_slowpath+0x1ef3/0x2650 [ 361.102761] ? warn_alloc+0x100/0x100 [ 361.106540] ? get_page_from_freelist+0x26e/0x23b0 [ 361.111450] ? __might_sleep+0x93/0xb0 [ 361.115320] __alloc_pages_nodemask+0x60d/0x770 [ 361.119969] ? __alloc_pages_slowpath+0x2650/0x2650 [ 361.124963] ? lock_downgrade+0x7f0/0x7f0 [ 361.129104] alloc_pages_current+0xd6/0x1b0 [ 361.133406] __page_cache_alloc+0x1da/0x330 [ 361.137710] filemap_fault+0xbc4/0x1ae0 [ 361.141675] ? __lock_page_or_retry+0x820/0x820 [ 361.146410] ? lock_acquire+0x173/0x400 [ 361.150359] ? ext4_filemap_fault+0x75/0xb0 [ 361.154758] ext4_filemap_fault+0x7d/0xb0 [ 361.158884] __do_fault+0xf3/0x340 [ 361.162408] __handle_mm_fault+0x21eb/0x3870 [ 361.166792] ? __seccomp_filter+0x8f/0xcc0 [ 361.171013] ? copy_page_range+0x1d10/0x1d10 [ 361.175486] ? find_held_lock+0x36/0x1d0 [ 361.179531] handle_mm_fault+0x234/0x6e0 [ 361.183565] ? find_vma+0x1a/0x150 [ 361.187094] __do_page_fault+0x44d/0xb00 [ 361.191134] ? vmalloc_fault+0xc90/0xc90 [ 361.195173] ? entry_SYSCALL_64_after_hwframe+0x52/0xb7 [ 361.200516] ? page_fault+0x2f/0x50 [ 361.204121] do_page_fault+0x64/0x3fb [ 361.207897] ? page_fault+0x2f/0x50 [ 361.211511] page_fault+0x45/0x50 [ 361.214951] RIP: 0033:0x55f7facbc120 [ 361.218651] RSP: 002b:00007fff9d4d0068 EFLAGS: 00010207 [ 361.223999] RAX: 00007f6ff589a7fc RBX: 00007fff9d4d0080 RCX: 00007fff9d4d0220 [ 361.231256] RDX: 0000000000000001 RSI: 000000000000000d RDI: 000055f7fb38a7a0 [ 361.238591] RBP: 00007fff9d4d0078 R08: 0000000000000008 R09: 00000061be3eb490 [ 361.245848] R10: 0000e5c03f1897c4 R11: 0000000000000206 R12: 000055f7fb38a7a0 [ 361.253098] R13: 00007fff9d4d0178 R14: 000055f7facc2958 R15: 0005a2cc6fcaf65c [ 361.260894] Mem-Info: [ 361.266433] active_anon:6108 inactive_anon:8121 isolated_anon:0 [ 361.266433] active_file:21 inactive_file:11 isolated_file:16 [ 361.266433] unevictable:0 dirty:0 writeback:0 unstable:0 [ 361.266433] slab_reclaimable:11898 slab_unreclaimable:116247 [ 361.266433] mapped:1559 shmem:8395 pagetables:466 bounce:0 [ 361.266433] free:13683 free_pcp:43 free_cma:0 [ 361.299504] Node 0 active_anon:23656kB inactive_anon:24344kB active_file:24kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6168kB dirty:0kB writeback:0kB shmem:25304kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 361.327071] syz-executor.2: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 361.327090] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 361.327108] CPU: 0 PID: 12052 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 361.327111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 361.327113] Call Trace: [ 361.327124] dump_stack+0xf7/0x13b [ 361.327133] warn_alloc.cold.110+0xa2/0x1be [ 361.327140] ? zone_watermark_ok_safe+0x260/0x260 [ 361.327146] ? usleep_range+0x120/0x120 [ 361.327153] ? get_page_from_freelist+0x26e/0x23b0 [ 361.327161] ? call_timer_fn+0x570/0x570 [ 361.327174] __alloc_pages_slowpath+0x2052/0x2650 [ 361.327188] ? warn_alloc+0x100/0x100 [ 361.327196] ? get_page_from_freelist+0x26e/0x23b0 [ 361.327207] ? __might_sleep+0x93/0xb0 [ 361.327214] __alloc_pages_nodemask+0x60d/0x770 [ 361.327221] ? __alloc_pages_slowpath+0x2650/0x2650 [ 361.327228] ? wait_for_completion+0x440/0x440 [ 361.327237] alloc_pages_current+0xd6/0x1b0 [ 361.327246] ion_page_pool_alloc+0x102/0x180 [ 361.327251] ion_system_heap_allocate+0x14e/0x930 [ 361.327257] ? do_raw_spin_unlock+0x16a/0x250 [ 361.327264] ? ion_system_heap_free+0x270/0x270 [ 361.327275] ion_alloc+0x27f/0x770 [ 361.327285] ? ion_dma_buf_release+0x40/0x40 [ 361.327294] ? kasan_check_write+0x14/0x20 [ 361.327300] ion_ioctl+0xe2/0x1b6 [ 361.327306] ? ion_alloc.cold.15+0x32/0x32 [ 361.327317] do_vfs_ioctl+0x180/0xfb0 [ 361.327323] ? __fget+0x1ad/0x2f0 [ 361.327329] ? ioctl_preallocate+0x1a0/0x1a0 [ 361.327338] ? __fget+0x1ca/0x2f0 [ 361.327350] ? security_file_ioctl+0x6a/0xa0 [ 361.327356] ? SyS_clock_settime+0x1a0/0x1a0 [ 361.327360] ? security_file_ioctl+0x6a/0xa0 [ 361.327366] SyS_ioctl+0x74/0x80 [ 361.327372] ? do_vfs_ioctl+0xfb0/0xfb0 [ 361.327379] do_syscall_64+0x1c7/0x5b0 [ 361.327384] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 361.327393] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 361.327399] RIP: 0033:0x45c4a9 [ 361.339221] syz-executor.2: [ 361.344272] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 [ 361.357682] page allocation failure: order:0 [ 361.361494] ORIG_RAX: 0000000000000010 [ 361.361498] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 361.361500] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 361.361503] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 361.361505] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 361.361508] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 361.361793] warn_alloc_show_mem: 1 callbacks suppressed [ 361.361795] Mem-Info: [ 361.364131] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 361.367630] active_anon:6108 inactive_anon:8121 isolated_anon:0 [ 361.367630] active_file:13 inactive_file:14 isolated_file:0 [ 361.367630] unevictable:0 dirty:0 writeback:0 unstable:0 [ 361.367630] slab_reclaimable:11898 slab_unreclaimable:116247 [ 361.367630] mapped:1542 shmem:8395 pagetables:466 bounce:0 [ 361.367630] free:13603 free_pcp:0 free_cma:0 [ 361.375430] Node 1 active_anon:776kB inactive_anon:8140kB active_file:28kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8276kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 361.376879] Node 0 active_anon:23656kB inactive_anon:24344kB active_file:24kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6168kB dirty:0kB writeback:0kB shmem:25304kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 361.383544] Node 0 [ 361.388162] Node 1 active_anon:776kB inactive_anon:8140kB active_file:28kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8276kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 361.402055] (null) [ 361.404147] Node 0 [ 361.407990] syz-executor.2 cpuset= [ 361.412857] DMA free:10388kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 361.412861] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 361.412878] Node 0 DMA32 free:17780kB min:36384kB low:45480kB high:54576kB active_anon:23652kB inactive_anon:24344kB active_file:24kB inactive_file:28kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1724kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 361.412889] lowmem_reserve[]: 0 0 0 0 0 [ 361.412905] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 361.412915] lowmem_reserve[]: [ 361.417936] syz-executor.5: [ 361.422551] 0 0 0 0 0 [ 361.422565] Node 1 Normal free:26244kB min:53504kB low:66880kB high:80256kB active_anon:776kB inactive_anon:8140kB active_file:28kB inactive_file:28kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:124kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 361.422576] lowmem_reserve[]: [ 361.426916] syz-executor.4: [ 361.431336] 0 0 0 0 0 [ 361.443569] page allocation failure: order:0 [ 361.452746] DMA free:10388kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 361.453336] Node 0 [ 361.457573] lowmem_reserve[]: [ 361.466578] page allocation failure: order:0 [ 361.481725] / [ 361.490190] DMA: [ 361.493778] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 361.497029] 1*4kB [ 361.503981] (null) [ 361.506736] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 361.511694] 0 [ 361.517937] (null) [ 361.518195] mems_allowed=0-1 [ 361.526286] syz-executor.4 cpuset= [ 361.526604] syz-executor.5 cpuset= [ 361.533508] (M) [ 361.537449] / [ 361.922966] / [ 361.923195] 2570 2570 2570 2570 [ 361.933649] CPU: 1 PID: 12039 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 361.941526] 2*8kB [ 361.941537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 361.941538] (UM) 2*16kB [ 361.943668] Call Trace: [ 361.958262] dump_stack+0xf7/0x13b [ 361.961798] warn_alloc.cold.110+0xa2/0x1be [ 361.961841] (UM) [ 361.966122] ? zone_watermark_ok_safe+0x260/0x260 [ 361.966125] 3*32kB (UME) [ 361.968193] ? usleep_range+0x120/0x120 [ 361.968200] ? get_page_from_freelist+0x26e/0x23b0 [ 361.968208] ? call_timer_fn+0x570/0x570 [ 361.968220] __alloc_pages_slowpath+0x2052/0x2650 [ 361.968235] ? warn_alloc+0x100/0x100 [ 361.968242] ? get_page_from_freelist+0x26e/0x23b0 [ 361.968254] ? __might_sleep+0x93/0xb0 [ 361.968261] __alloc_pages_nodemask+0x60d/0x770 [ 361.968268] ? __alloc_pages_slowpath+0x2650/0x2650 [ 361.968276] ? wait_for_completion+0x440/0x440 [ 361.968285] alloc_pages_current+0xd6/0x1b0 [ 361.968295] ion_page_pool_alloc+0x102/0x180 [ 361.968301] ion_system_heap_allocate+0x14e/0x930 [ 361.968306] ? do_raw_spin_unlock+0x16a/0x250 [ 361.968313] ? ion_system_heap_free+0x270/0x270 [ 361.976573] 2*64kB [ 361.979899] ion_alloc+0x27f/0x770 [ 361.979909] ? ion_dma_buf_release+0x40/0x40 [ 361.979918] ? kasan_check_write+0x14/0x20 [ 361.979924] ion_ioctl+0xe2/0x1b6 [ 361.979929] ? ion_alloc.cold.15+0x32/0x32 [ 361.979940] do_vfs_ioctl+0x180/0xfb0 [ 361.979945] ? __fget+0x1ad/0x2f0 [ 361.979951] ? ioctl_preallocate+0x1a0/0x1a0 [ 361.979960] ? __fget+0x1ca/0x2f0 [ 361.979971] ? security_file_ioctl+0x6a/0xa0 [ 361.979978] ? SyS_clock_settime+0x1a0/0x1a0 [ 361.979981] ? security_file_ioctl+0x6a/0xa0 [ 361.979987] SyS_ioctl+0x74/0x80 [ 361.993010] (ME) [ 361.993778] ? do_vfs_ioctl+0xfb0/0xfb0 [ 361.997554] 3*128kB [ 362.002464] do_syscall_64+0x1c7/0x5b0 [ 362.002469] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 362.002478] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 362.002483] RIP: 0033:0x45c4a9 [ 362.002485] RSP: 002b:00007f19efdf5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 362.002491] RAX: ffffffffffffffda RBX: 00007f19efdf66d4 RCX: 000000000045c4a9 [ 362.002494] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 362.002496] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 362.002499] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 362.002501] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 362.004904] Node 0 [ 362.014239] (UME) [ 362.016144] DMA32 free:17780kB min:36384kB low:45480kB high:54576kB active_anon:23652kB inactive_anon:24344kB active_file:24kB inactive_file:28kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1724kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 362.021751] 2*256kB [ 362.027685] lowmem_reserve[]: [ 362.038736] (ME) [ 362.041081] 0 [ 362.047576] 2*512kB (ME) [ 362.050067] 0 [ 362.062186] 4*1024kB [ 362.067964] 0 [ 362.072766] (UME) [ 362.073647] 0 [ 362.077077] 2*2048kB [ 362.083341] 0 [ 362.093984] (UE) [ 362.124238] 0*4096kB [ 362.124370] Node 0 [ 362.128300] = 10388kB [ 362.178151] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 362.209175] Node 0 [ 362.268767] lowmem_reserve[]: [ 362.269154] DMA32: [ 362.271017] 0 0 0 0 0 [ 362.271030] Node 1 Normal free:27268kB min:53504kB low:66880kB high:80256kB active_anon:776kB inactive_anon:8140kB active_file:28kB inactive_file:28kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:124kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 362.271040] lowmem_reserve[]: 0 0 0 0 0 [ 362.271056] Node 0 DMA: 1*4kB (M) 2*8kB (UM) 2*16kB (UM) 3*32kB (UME) 2*64kB (ME) 3*128kB (UME) 2*256kB (ME) 2*512kB (ME) 4*1024kB [ 362.274581] 27*4kB [ 362.281462] (UME) [ 362.307988] (ME) 205*8kB (UME) 141*16kB (UME) 47*32kB (UME) 1628*64kB (UM) 680*128kB (UM) 223*256kB (UM) 2*512kB (M) 0*1024kB 3*2048kB (U) 0*4096kB = 260996kB [ 362.344228] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 362.355726] Node 1 Normal: 93*4kB (UME) 68*8kB (ME) 59*16kB (ME) 54*32kB (M) 649*64kB (UM) 13*128kB (M) 11*256kB (UME) 2*512kB (M) 3*1024kB (UM) 0*2048kB 3*4096kB (U) = 65988kB [ 362.368098] 2*2048kB (UE) 0*4096kB = 10388kB [ 362.375284] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 362.388090] Node 0 DMA32: 28*4kB (UME) 79*8kB (UME) 134*16kB (UME) 48*32kB (UME) 2126*64kB (UM) 690*128kB (UM) 225*256kB (UM) 22*512kB (UM) 0*1024kB 3*2048kB (U) 0*4096kB = 303816kB [ 362.390423] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 362.417729] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 362.427639] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 362.428135] mems_allowed=0-1 [ 362.443109] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 362.455739] CPU: 0 PID: 11539 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 362.455766] Node 1 [ 362.463645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 362.463648] Call Trace: [ 362.463659] dump_stack+0xf7/0x13b [ 362.463668] warn_alloc.cold.110+0xa2/0x1be [ 362.463675] ? zone_watermark_ok_safe+0x260/0x260 [ 362.463680] ? usleep_range+0x120/0x120 [ 362.463687] ? get_page_from_freelist+0x26e/0x23b0 [ 362.463695] ? call_timer_fn+0x570/0x570 [ 362.463707] __alloc_pages_slowpath+0x2052/0x2650 [ 362.463721] ? warn_alloc+0x100/0x100 [ 362.463729] ? get_page_from_freelist+0x26e/0x23b0 [ 362.463743] ? __might_sleep+0x93/0xb0 [ 362.463751] __alloc_pages_nodemask+0x60d/0x770 [ 362.463760] ? __alloc_pages_slowpath+0x2650/0x2650 [ 362.463768] ? wait_for_completion+0x440/0x440 [ 362.463779] alloc_pages_current+0xd6/0x1b0 [ 362.463789] ion_page_pool_alloc+0x102/0x180 [ 362.463794] ion_system_heap_allocate+0x14e/0x930 [ 362.463801] ? do_raw_spin_unlock+0x16a/0x250 [ 362.478095] Normal: [ 362.478284] ? ion_system_heap_free+0x270/0x270 [ 362.481924] 93*4kB [ 362.486794] ion_alloc+0x27f/0x770 [ 362.508103] (UME) [ 362.512023] ? ion_dma_buf_release+0x40/0x40 [ 362.516615] 68*8kB (ME) [ 362.521648] ? kasan_check_write+0x14/0x20 [ 362.521655] ion_ioctl+0xe2/0x1b6 [ 362.521660] ? ion_alloc.cold.15+0x32/0x32 [ 362.521671] do_vfs_ioctl+0x180/0xfb0 [ 362.521677] ? __fget+0x1ad/0x2f0 [ 362.548089] 59*16kB [ 362.551423] ? ioctl_preallocate+0x1a0/0x1a0 [ 362.556836] (ME) [ 362.561579] ? __fget+0x1ca/0x2f0 [ 362.561589] ? security_file_ioctl+0x6a/0xa0 [ 362.561596] ? SyS_clock_settime+0x1a0/0x1a0 [ 362.561599] ? security_file_ioctl+0x6a/0xa0 [ 362.561606] SyS_ioctl+0x74/0x80 [ 362.578084] 54*32kB [ 362.582026] ? do_vfs_ioctl+0xfb0/0xfb0 [ 362.584770] (M) [ 362.589000] do_syscall_64+0x1c7/0x5b0 [ 362.589005] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 362.589015] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 362.589020] RIP: 0033:0x45c4a9 [ 362.589024] RSP: 002b:00007f67c2a91c78 EFLAGS: 00000246 [ 362.608089] 2632*64kB [ 362.611227] ORIG_RAX: 0000000000000010 [ 362.611231] RAX: ffffffffffffffda RBX: 00007f67c2a926d4 RCX: 000000000045c4a9 [ 362.613304] (UM) [ 362.616747] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 362.616751] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 362.638093] 654*128kB [ 362.639838] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 362.641920] (UM) [ 362.645874] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 362.647120] 9125 total pagecache pages [ 362.678074] 11*256kB [ 362.680192] 0 pages in swap cache [ 362.684521] (UME) [ 362.689593] Swap cache stats: add 0, delete 0, find 0/0 [ 362.710689] 2*512kB [ 362.718131] Free swap = 0kB [ 362.720480] (M) [ 362.722756] Total swap = 0kB [ 362.726109] 3*1024kB [ 362.738126] 1965979 pages RAM [ 362.742755] (UM) [ 362.743747] 0 pages HighMem/MovableOnly [ 362.747492] 0*2048kB 3*4096kB (U) = 274948kB [ 362.763363] 335847 pages reserved [ 362.764489] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 362.767969] 0 pages cma reserved [ 362.780764] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 362.793552] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 362.802922] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 362.811745] mems_allowed=0-1 [ 362.814938] CPU: 1 PID: 12407 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 362.822822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 362.832183] Call Trace: [ 362.834775] dump_stack+0xf7/0x13b [ 362.838386] warn_alloc.cold.110+0xa2/0x1be [ 362.842984] ? zone_watermark_ok_safe+0x260/0x260 [ 362.847993] ? usleep_range+0x120/0x120 [ 362.854658] ? get_page_from_freelist+0x26e/0x23b0 [ 362.860905] ? call_timer_fn+0x570/0x570 [ 362.865066] __alloc_pages_slowpath+0x2052/0x2650 [ 362.870558] ? warn_alloc+0x100/0x100 [ 362.874359] ? get_page_from_freelist+0x26e/0x23b0 [ 362.879484] ? __might_sleep+0x93/0xb0 [ 362.883371] __alloc_pages_nodemask+0x60d/0x770 [ 362.888038] ? __alloc_pages_slowpath+0x2650/0x2650 [ 362.893052] ? wait_for_completion+0x440/0x440 [ 362.897983] alloc_pages_current+0xd6/0x1b0 [ 362.902495] ion_page_pool_alloc+0x102/0x180 [ 362.906925] ion_system_heap_allocate+0x14e/0x930 [ 362.911991] ? ion_system_heap_free+0x270/0x270 [ 362.916785] ion_alloc+0x216/0x770 [ 362.920796] ? ion_dma_buf_release+0x40/0x40 [ 362.925312] ? kasan_check_write+0x14/0x20 [ 362.929639] ion_ioctl+0xe2/0x1b6 [ 362.933090] ? ion_alloc.cold.15+0x32/0x32 [ 362.937324] do_vfs_ioctl+0x180/0xfb0 [ 362.941119] ? __fget+0x1ad/0x2f0 [ 362.944744] ? ioctl_preallocate+0x1a0/0x1a0 [ 362.949154] ? __fget+0x1ca/0x2f0 [ 362.952661] ? security_file_ioctl+0x6a/0xa0 [ 362.957063] ? SyS_clock_settime+0x1a0/0x1a0 [ 362.961479] ? security_file_ioctl+0x6a/0xa0 [ 362.965972] SyS_ioctl+0x74/0x80 [ 362.969440] ? do_vfs_ioctl+0xfb0/0xfb0 [ 362.973698] do_syscall_64+0x1c7/0x5b0 [ 362.977604] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 362.982494] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 362.989331] RIP: 0033:0x45c4a9 [ 362.992706] RSP: 002b:00007f5965a76c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 363.000766] RAX: ffffffffffffffda RBX: 00007f5965a776d4 RCX: 000000000045c4a9 [ 363.008036] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 363.015311] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 363.022747] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 363.028094] warn_alloc_show_mem: 1 callbacks suppressed [ 363.028097] Mem-Info: [ 363.030015] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 363.035663] active_anon:6108 inactive_anon:8121 isolated_anon:0 [ 363.035663] active_file:110 inactive_file:742 isolated_file:0 [ 363.035663] unevictable:0 dirty:25 writeback:0 unstable:0 [ 363.035663] slab_reclaimable:11898 slab_unreclaimable:115848 [ 363.035663] mapped:1917 shmem:8395 pagetables:466 bounce:0 [ 363.035663] free:303334 free_pcp:554 free_cma:0 [ 363.043159] 9304 total pagecache pages [ 363.068093] Node 0 active_anon:23688kB inactive_anon:24344kB active_file:552kB inactive_file:2976kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:7664kB dirty:104kB writeback:0kB shmem:25304kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 363.084259] 0 pages in swap cache [ 363.111716] Node 1 active_anon:776kB inactive_anon:8140kB active_file:28kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8276kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 363.118960] Swap cache stats: add 0, delete 0, find 0/0 [ 363.143961] Node 0 DMA free:12060kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 363.143974] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 363.181086] Node 0 DMA32 free:748220kB min:36384kB low:45480kB high:54576kB active_anon:23684kB inactive_anon:24344kB active_file:552kB inactive_file:2976kB unevictable:0kB writepending:104kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6912kB pagetables:1724kB bounce:0kB free_pcp:864kB local_pcp:164kB free_cma:0kB [ 363.188067] Free swap = 0kB [ 363.210679] lowmem_reserve[]: 0 0 0 0 0 [ 363.217538] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 363.243174] Total swap = 0kB [ 363.243182] 1965979 pages RAM [ 363.243184] 0 pages HighMem/MovableOnly [ 363.243186] 335847 pages reserved [ 363.243189] 0 pages cma reserved [ 363.243194] Out of memory: Kill process 6446 (syz-execprog) score 1 or sacrifice child [ 363.243300] Killed process 12586 (syz-executor.1) total-vm:39756kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB [ 363.281683] lowmem_reserve[]: 0 0 0 0 0 [ 363.285828] Node 1 Normal free:598060kB min:53504kB low:66880kB high:80256kB active_anon:776kB inactive_anon:8140kB active_file:28kB inactive_file:28kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:124kB bounce:0kB free_pcp:1332kB local_pcp:704kB free_cma:0kB [ 363.316924] lowmem_reserve[]: 0 0 0 0 0 [ 363.321024] Node 0 DMA: 129*4kB (UM) 3*8kB (UM) 2*16kB (UM) 3*32kB (UME) 4*64kB (UME) 3*128kB (UME) 2*256kB (ME) 2*512kB (ME) 3*1024kB (UME) 1*2048kB (E) 1*4096kB (U) = 12060kB [ 363.337614] Node 0 DMA32: 257*4kB (UME) 501*8kB (UME) 209*16kB (UME) 176*32kB (UME) 5904*64kB (UME) 2302*128kB (UME) 860*256kB (UME) 150*512kB (UM) 18*1024kB (U) 3*2048kB (U) 0*4096kB = 1008060kB [ 363.364013] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 363.389337] Node 1 Normal: 681*4kB (UME) 649*8kB (UME) 626*16kB (UME) 718*32kB (UM) 5537*64kB (UM) 1058*128kB (UM) 272*256kB (UME) 66*512kB (UM) 96*1024kB (UM) 15*2048kB (U) 4*4096kB (U) = 779532kB [ 363.443035] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 363.474999] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 363.505990] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 363.540359] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 363.568088] 10925 total pagecache pages [ 363.576691] 0 pages in swap cache [ 363.599585] Swap cache stats: add 0, delete 0, find 0/0 [ 363.615931] Free swap = 0kB [ 363.625694] Total swap = 0kB [ 363.635451] 1965979 pages RAM [ 363.646290] 0 pages HighMem/MovableOnly [ 363.658074] 335847 pages reserved [ 363.669364] 0 pages cma reserved [ 364.275459] chnl_net:caif_netlink_parms(): no params data found [ 364.555105] bridge0: port 1(bridge_slave_0) entered blocking state [ 364.591936] bridge0: port 1(bridge_slave_0) entered disabled state [ 364.616434] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 364.618831] syz-executor.2: [ 364.633938] device bridge_slave_0 entered promiscuous mode [ 364.651127] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 364.658467] syz-executor.2 cpuset= [ 364.668076] page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 364.674237] / [ 364.684625] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 364.694016] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 364.696636] mems_allowed=0-1 [ 364.700357] CPU: 1 PID: 12407 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 364.710232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 364.719684] Call Trace: [ 364.722261] dump_stack+0xf7/0x13b [ 364.725804] warn_alloc.cold.110+0xa2/0x1be [ 364.730140] ? zone_watermark_ok_safe+0x260/0x260 [ 364.734984] ? __alloc_pages_direct_compact+0xc2/0x330 [ 364.740311] __alloc_pages_slowpath+0x2052/0x2650 [ 364.745159] ? trace_hardirqs_off+0x10/0x10 [ 364.749481] ? warn_alloc+0x100/0x100 [ 364.753275] ? get_page_from_freelist+0x9ee/0x23b0 [ 364.758206] ? __might_sleep+0x93/0xb0 [ 364.762098] __alloc_pages_nodemask+0x60d/0x770 [ 364.766779] ? __alloc_pages_slowpath+0x2650/0x2650 [ 364.771804] ? wait_for_completion+0x440/0x440 [ 364.776385] alloc_pages_current+0xd6/0x1b0 [ 364.780718] ion_page_pool_alloc+0x102/0x180 [ 364.785208] ion_system_heap_allocate+0x14e/0x930 [ 364.790043] ? do_raw_spin_unlock+0x16a/0x250 [ 364.794535] ? ion_system_heap_free+0x270/0x270 [ 364.799351] ion_alloc+0x27f/0x770 [ 364.802888] ? ion_dma_buf_release+0x40/0x40 [ 364.807290] ? kasan_check_write+0x14/0x20 [ 364.811515] ion_ioctl+0xe2/0x1b6 [ 364.814960] ? ion_alloc.cold.15+0x32/0x32 [ 364.819199] do_vfs_ioctl+0x180/0xfb0 [ 364.822996] ? __fget+0x1ad/0x2f0 [ 364.826445] ? ioctl_preallocate+0x1a0/0x1a0 [ 364.830853] ? __fget+0x1ca/0x2f0 [ 364.834313] ? security_file_ioctl+0x6a/0xa0 [ 364.838717] ? SyS_clock_settime+0x1a0/0x1a0 [ 364.843114] ? security_file_ioctl+0x6a/0xa0 [ 364.847579] SyS_ioctl+0x74/0x80 [ 364.850951] ? do_vfs_ioctl+0xfb0/0xfb0 [ 364.854929] do_syscall_64+0x1c7/0x5b0 [ 364.858817] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 364.863667] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 364.868846] RIP: 0033:0x45c4a9 [ 364.872031] RSP: 002b:00007f5965a76c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 364.879858] RAX: ffffffffffffffda RBX: 00007f5965a776d4 RCX: 000000000045c4a9 [ 364.887118] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 364.894380] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 364.901638] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 364.908905] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 364.916178] CPU: 0 PID: 12613 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 364.924076] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 364.933462] Call Trace: [ 364.936052] dump_stack+0xf7/0x13b [ 364.939594] warn_alloc.cold.110+0xa2/0x1be [ 364.944049] ? zone_watermark_ok_safe+0x260/0x260 [ 364.948918] ? __alloc_pages_direct_compact+0xc2/0x330 [ 364.954169] warn_alloc_show_mem: 1 callbacks suppressed [ 364.954172] Mem-Info: [ 364.954204] __alloc_pages_slowpath+0x2052/0x2650 [ 364.959630] active_anon:6644 inactive_anon:8121 isolated_anon:12 [ 364.959630] active_file:985 inactive_file:2052 isolated_file:0 [ 364.959630] unevictable:0 dirty:52 writeback:0 unstable:0 [ 364.959630] slab_reclaimable:11899 slab_unreclaimable:117222 [ 364.959630] mapped:3395 shmem:8395 pagetables:452 bounce:0 [ 364.959630] free:50552 free_pcp:318 free_cma:0 [ 364.961956] ? trace_hardirqs_off+0x10/0x10 [ 364.961963] ? mark_held_locks+0xc7/0x130 [ 364.966820] Node 0 active_anon:25972kB inactive_anon:24344kB active_file:3900kB inactive_file:8092kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:13580kB dirty:184kB writeback:0kB shmem:25304kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 365.000102] ? warn_alloc+0x100/0x100 [ 365.000109] ? get_page_from_freelist+0x9ee/0x23b0 [ 365.000121] ? __might_sleep+0x93/0xb0 [ 365.000135] __alloc_pages_nodemask+0x60d/0x770 [ 365.000144] ? __alloc_pages_slowpath+0x2650/0x2650 [ 365.000154] ? wait_for_completion+0x440/0x440 [ 365.000163] alloc_pages_current+0xd6/0x1b0 [ 365.000172] ion_page_pool_alloc+0x102/0x180 [ 365.009728] Node 1 active_anon:604kB inactive_anon:8140kB active_file:40kB inactive_file:116kB unevictable:0kB isolated(anon):48kB isolated(file):0kB mapped:0kB dirty:24kB writeback:0kB shmem:8276kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 365.036545] ion_system_heap_allocate+0x14e/0x930 [ 365.036555] ? ion_system_heap_free+0x270/0x270 [ 365.036564] ion_alloc+0x216/0x770 [ 365.036573] ? ion_dma_buf_release+0x40/0x40 [ 365.036582] ? kasan_check_write+0x14/0x20 [ 365.036589] ion_ioctl+0xe2/0x1b6 [ 365.041129] Node 0 [ 365.045310] ? ion_alloc.cold.15+0x32/0x32 [ 365.045322] do_vfs_ioctl+0x180/0xfb0 [ 365.045329] ? __fget+0x1ad/0x2f0 [ 365.053410] DMA free:10480kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 365.053868] ? ioctl_preallocate+0x1a0/0x1a0 [ 365.059662] lowmem_reserve[]: [ 365.063470] ? __fget+0x1ca/0x2f0 [ 365.063482] ? security_file_ioctl+0x6a/0xa0 [ 365.063489] ? SyS_clock_settime+0x1a0/0x1a0 [ 365.063492] ? security_file_ioctl+0x6a/0xa0 [ 365.063502] SyS_ioctl+0x74/0x80 [ 365.067856] 0 [ 365.072198] ? do_vfs_ioctl+0xfb0/0xfb0 [ 365.072205] do_syscall_64+0x1c7/0x5b0 [ 365.072209] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 365.072220] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 365.072224] RIP: 0033:0x45c4a9 [ 365.072227] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 365.072234] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 365.072236] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 365.072239] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 365.072242] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 365.072245] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 365.099140] bridge0: port 2(bridge_slave_1) entered blocking state [ 365.099163] bridge0: port 2(bridge_slave_1) entered disabled state [ 365.099904] device bridge_slave_1 entered promiscuous mode [ 365.118250] 2570 [ 365.121403] CPU: 0 PID: 12611 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 365.124538] syz-executor.0: [ 365.126611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 365.126614] Call Trace: [ 365.126625] dump_stack+0xf7/0x13b [ 365.126635] warn_alloc.cold.110+0xa2/0x1be [ 365.126642] ? zone_watermark_ok_safe+0x260/0x260 [ 365.132081] 2570 [ 365.134648] ? __alloc_pages_direct_compact+0xc2/0x330 [ 365.134659] __alloc_pages_slowpath+0x2052/0x2650 [ 365.141950] page allocation failure: order:4 [ 365.163780] ? trace_hardirqs_off+0x10/0x10 [ 365.163792] ? warn_alloc+0x100/0x100 [ 365.163800] ? get_page_from_freelist+0x9ee/0x23b0 [ 365.163812] ? __might_sleep+0x93/0xb0 [ 365.163819] __alloc_pages_nodemask+0x60d/0x770 [ 365.163827] ? __alloc_pages_slowpath+0x2650/0x2650 [ 365.163837] ? wait_for_completion+0x440/0x440 [ 365.163846] alloc_pages_current+0xd6/0x1b0 [ 365.163855] ion_page_pool_alloc+0x102/0x180 [ 365.163860] ion_system_heap_allocate+0x14e/0x930 [ 365.163868] ? ion_system_heap_free+0x270/0x270 [ 365.171488] 2570 [ 365.174828] ion_alloc+0x216/0x770 [ 365.174839] ? ion_dma_buf_release+0x40/0x40 [ 365.174850] ? kasan_check_write+0x14/0x20 [ 365.180440] 2570 [ 365.183647] ion_ioctl+0xe2/0x1b6 [ 365.183654] ? ion_alloc.cold.15+0x32/0x32 [ 365.183668] do_vfs_ioctl+0x180/0xfb0 [ 365.191421] ? __fget+0x1ad/0x2f0 [ 365.191430] ? ioctl_preallocate+0x1a0/0x1a0 [ 365.191439] ? __fget+0x1ca/0x2f0 [ 365.191450] ? security_file_ioctl+0x6a/0xa0 [ 365.193286] Node 0 [ 365.197209] ? SyS_clock_settime+0x1a0/0x1a0 [ 365.197215] ? security_file_ioctl+0x6a/0xa0 [ 365.197222] SyS_ioctl+0x74/0x80 [ 365.197229] ? do_vfs_ioctl+0xfb0/0xfb0 [ 365.197236] do_syscall_64+0x1c7/0x5b0 [ 365.197240] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 365.197252] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 365.204551] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 365.205954] RIP: 0033:0x45c4a9 [ 365.205957] RSP: 002b:00007f19efdf5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 365.205963] RAX: ffffffffffffffda RBX: 00007f19efdf66d4 RCX: 000000000045c4a9 [ 365.205967] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 365.205970] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 365.205973] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 365.205975] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 365.252763] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 365.281950] DMA32 free:37628kB min:36384kB low:45480kB high:54576kB active_anon:25904kB inactive_anon:24344kB active_file:3996kB inactive_file:7996kB unevictable:0kB writepending:184kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6976kB pagetables:1728kB bounce:0kB free_pcp:84kB local_pcp:84kB free_cma:0kB [ 365.320365] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 365.328049] lowmem_reserve[]: [ 365.473608] (null) [ 365.476763] 0 [ 365.537196] syz-executor.0 cpuset= [ 365.549467] 0 [ 365.562565] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 365.563344] 0 0 0 [ 365.577745] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 365.581410] team0: Port device team_slave_0 added [ 365.608160] / mems_allowed=0-1 [ 365.609562] lowmem_reserve[]: 0 0 0 0 0 [ 365.613654] CPU: 0 PID: 12631 Comm: syz-executor.0 Not tainted 4.14.175-syzkaller #0 [ 365.617695] Node 1 [ 365.625492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 365.625495] Call Trace: [ 365.625509] dump_stack+0xf7/0x13b [ 365.625517] warn_alloc.cold.110+0xa2/0x1be [ 365.625524] ? zone_watermark_ok_safe+0x260/0x260 [ 365.625539] ? __alloc_pages_direct_compact+0xc2/0x330 [ 365.625548] __alloc_pages_slowpath+0x2052/0x2650 [ 365.625560] ? trace_hardirqs_off+0x10/0x10 [ 365.625567] ? warn_alloc+0x100/0x100 [ 365.625573] ? get_page_from_freelist+0x9ee/0x23b0 [ 365.625586] ? __might_sleep+0x93/0xb0 [ 365.631910] Normal free:350632kB min:53504kB low:66880kB high:80256kB active_anon:652kB inactive_anon:8112kB active_file:48kB inactive_file:144kB unevictable:0kB writepending:36kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:192kB pagetables:84kB bounce:0kB free_pcp:628kB local_pcp:0kB free_cma:0kB [ 365.637156] __alloc_pages_nodemask+0x60d/0x770 [ 365.637166] ? __alloc_pages_slowpath+0x2650/0x2650 [ 365.637176] ? wait_for_completion+0x440/0x440 [ 365.637184] alloc_pages_current+0xd6/0x1b0 [ 365.639822] lowmem_reserve[]: [ 365.643300] ion_page_pool_alloc+0x102/0x180 [ 365.643307] ion_system_heap_allocate+0x14e/0x930 [ 365.643315] ? ion_system_heap_free+0x270/0x270 [ 365.643326] ion_alloc+0x216/0x770 [ 365.647706] 0 [ 365.652497] ? ion_dma_buf_release+0x40/0x40 [ 365.652511] ? kasan_check_write+0x14/0x20 [ 365.652521] ion_ioctl+0xe2/0x1b6 [ 365.652526] ? ion_alloc.cold.15+0x32/0x32 [ 365.652538] do_vfs_ioctl+0x180/0xfb0 [ 365.652544] ? __fget+0x1ad/0x2f0 [ 365.652550] ? ioctl_preallocate+0x1a0/0x1a0 [ 365.652558] ? __fget+0x1ca/0x2f0 [ 365.652568] ? security_file_ioctl+0x6a/0xa0 [ 365.665053] 0 [ 365.666996] ? SyS_clock_settime+0x1a0/0x1a0 [ 365.667002] ? security_file_ioctl+0x6a/0xa0 [ 365.667011] SyS_ioctl+0x74/0x80 [ 365.670843] 0 [ 365.675711] ? do_vfs_ioctl+0xfb0/0xfb0 [ 365.675717] do_syscall_64+0x1c7/0x5b0 [ 365.675722] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 365.675732] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 365.682064] 0 [ 365.707539] RIP: 0033:0x45c4a9 [ 365.707542] RSP: 002b:00007f8f46ce2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 365.707548] RAX: ffffffffffffffda RBX: 00007f8f46ce36d4 RCX: 000000000045c4a9 [ 365.707551] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 365.707554] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 365.707556] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 365.707559] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 365.879271] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 365.889105] 0 [ 365.891136] Node 0 DMA: 145*4kB (UM) 2*8kB (UM) 5*16kB (UM) 3*32kB (UME) 2*64kB (ME) 3*128kB (UME) 2*256kB (ME) 3*512kB (UME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10500kB [ 365.908069] team0: Port device team_slave_1 added [ 365.911883] Node 0 DMA32: 2663*4kB (UE) 761*8kB (UME) 368*16kB (UME) 371*32kB (UME) 21*64kB (UE) 7*128kB (UME) 2*256kB (UE) 1*512kB (M) 10*1024kB (U) 0*2048kB 0*4096kB = 48004kB [ 365.946209] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 365.946778] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 365.968016] Node 1 Normal: 7568*4kB (UM) 2751*8kB (UM) 2979*16kB (UM) 3023*32kB (U) 1201*64kB (U) 398*128kB (U) 14*256kB (U) 11*512kB (U) 29*1024kB (U) 3*2048kB (U) 0*4096kB = 369544kB [ 365.990562] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 366.004655] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 366.029139] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 366.039321] device bridge_slave_1 left promiscuous mode [ 366.042359] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 366.056535] bridge0: port 2(bridge_slave_1) entered disabled state [ 366.066725] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 366.080359] 11457 total pagecache pages [ 366.098290] 0 pages in swap cache [ 366.102908] Swap cache stats: add 0, delete 0, find 0/0 [ 366.118615] device bridge_slave_0 left promiscuous mode [ 366.127576] bridge0: port 1(bridge_slave_0) entered disabled state [ 366.127909] Free swap = 0kB [ 366.137051] Total swap = 0kB [ 366.149686] 1965979 pages RAM [ 366.156143] 0 pages HighMem/MovableOnly [ 366.167220] 335847 pages reserved [ 366.172197] 0 pages cma reserved [ 366.219554] device hsr_slave_1 left promiscuous mode [ 366.274108] device hsr_slave_0 left promiscuous mode [ 366.353694] team0 (unregistering): Port device team_slave_1 removed [ 366.394030] team0 (unregistering): Port device team_slave_0 removed [ 366.410389] bond0 (unregistering): Releasing backup interface bond_slave_1 2020/04/08 19:23:42 result: hanged=false err=executor 1: EOF 2020/04/08 19:23:42 executed programs: 109 [ 366.466189] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 366.570423] bond0 (unregistering): Released all slaves [ 366.586931] can: notifier: receive list not found for dev vcan0 [ 366.651788] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 366.676405] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 366.718103] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 366.748129] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 366.754400] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 366.791185] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 366.828903] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 366.841891] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 366.924001] oom_reaper: reaped process 12631 (syz-executor.0), now anon-rss:0kB, file-rss:4kB, shmem-rss:0kB [ 366.957593] syz-executor.3 invoked oom-killer: gfp_mask=0x14040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0 [ 366.992401] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 366.997562] CPU: 1 PID: 12412 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 367.005435] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 367.014783] Call Trace: [ 367.017359] dump_stack+0xf7/0x13b [ 367.020886] dump_header+0x160/0x63f [ 367.024585] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 367.029669] ? ___ratelimit+0x243/0x519 [ 367.033635] ? do_raw_spin_unlock+0x16a/0x250 [ 367.038108] oom_kill_process.cold.24+0xb/0xa1a [ 367.042754] ? out_of_memory+0x7f9/0x1030 [ 367.046881] ? lock_downgrade+0x7f0/0x7f0 [ 367.051010] out_of_memory+0x2b0/0x1030 [ 367.054971] ? oom_killer_disable+0x1a0/0x1a0 [ 367.059448] ? __alloc_pages_slowpath+0xb69/0x2650 [ 367.064489] __alloc_pages_slowpath+0x1ef3/0x2650 [ 367.069333] ? warn_alloc+0x100/0x100 [ 367.073120] ? get_page_from_freelist+0x9ee/0x23b0 [ 367.078038] ? __might_sleep+0x93/0xb0 [ 367.081908] __alloc_pages_nodemask+0x60d/0x770 [ 367.086559] ? __alloc_pages_slowpath+0x2650/0x2650 [ 367.091684] ? cache_grow_begin+0x331/0x3f0 [ 367.095998] cache_grow_begin+0x80/0x3f0 [ 367.100061] fallback_alloc+0x203/0x2c0 [ 367.104025] ____cache_alloc_node+0x1c7/0x1e0 [ 367.108506] __kmalloc_track_caller+0x20f/0x7a0 [ 367.113159] ? __register_sysctl_table+0x613/0xdf0 [ 367.118080] ? __addrconf_sysctl_register+0x82/0x410 [ 367.123188] kmemdup+0x1b/0x40 [ 367.126358] __addrconf_sysctl_register+0x82/0x410 [ 367.131273] ? ndisc_constructor+0x9f0/0x9f0 [ 367.135672] ? neigh_proc_dointvec_ms_jiffies+0x30/0x30 [ 367.141017] ? addrconf_exit_net+0x110/0x110 [ 367.145407] ? __local_bh_enable_ip+0x9c/0x180 [ 367.149973] ? trace_hardirqs_on_caller+0x40c/0x580 [ 367.154969] ? ipv6_mc_init_dev+0x213/0x270 [ 367.159361] addrconf_sysctl_register+0xfd/0x190 [ 367.164106] ? _raw_write_unlock_bh+0x30/0x40 [ 367.168578] ipv6_add_dev+0x9d6/0xee0 [ 367.172369] addrconf_notify+0x4a2/0x1b10 [ 367.176492] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 367.181313] ? dropmon_net_event+0x219/0x410 [ 367.185701] ? inet6_ifinfo_notify+0x100/0x100 [ 367.190259] ? mutex_unlock+0xd/0x10 [ 367.193948] ? dropmon_net_event+0x336/0x410 [ 367.199625] ? mirred_device_event+0x37/0x190 [ 367.204113] notifier_call_chain+0xd6/0x150 [ 367.208433] raw_notifier_call_chain+0x11/0x20 [ 367.213023] call_netdevice_notifiers_info+0x4b/0x60 [ 367.218110] register_netdevice+0x98e/0xe50 [ 367.222413] ? netdev_change_features+0x80/0x80 [ 367.227068] veth_newlink+0x3e4/0x960 [ 367.230854] ? veth_poll_controller+0x10/0x10 [ 367.235341] ? rtnl_create_link+0x1a8/0x950 [ 367.239642] ? ns_capable+0xe/0x10 [ 367.243165] ? __netlink_ns_capable+0xc3/0xf0 [ 367.247646] rtnl_newlink+0xbdd/0x1390 [ 367.251517] ? rtnl_link_unregister+0x270/0x270 [ 367.256163] ? avc_has_perm_noaudit+0x236/0x400 [ 367.260808] ? lock_downgrade+0x7f0/0x7f0 [ 367.264967] rtnetlink_rcv_msg+0x34c/0x9e0 [ 367.269190] ? rtnl_bridge_getlink+0x760/0x760 [ 367.273752] ? find_held_lock+0x36/0x1d0 [ 367.277807] netlink_rcv_skb+0x133/0x370 [ 367.281851] ? rtnl_bridge_getlink+0x760/0x760 [ 367.286412] ? netlink_ack+0xa00/0xa00 [ 367.290280] ? netlink_deliver_tap+0x8e/0x920 [ 367.294776] rtnetlink_rcv+0x10/0x20 [ 367.298473] netlink_unicast+0x40b/0x600 [ 367.302523] ? netlink_attachskb+0x6d0/0x6d0 [ 367.306930] netlink_sendmsg+0x730/0xbd0 [ 367.310998] ? netlink_unicast+0x600/0x600 [ 367.315253] ? selinux_socket_sendmsg+0x31/0x40 [ 367.319926] ? security_socket_sendmsg+0x6a/0xa0 [ 367.324721] ? netlink_unicast+0x600/0x600 [ 367.329056] sock_sendmsg+0xb5/0xf0 [ 367.332764] SYSC_sendto+0x1e3/0x2c0 [ 367.336912] ? SYSC_connect+0x2a0/0x2a0 [ 367.340878] ? trace_hardirqs_off+0x10/0x10 [ 367.345204] ? mntput_no_expire+0xb1/0x760 [ 367.349427] ? lock_downgrade+0x7f0/0x7f0 [ 367.353563] ? find_held_lock+0x36/0x1d0 [ 367.357611] ? _raw_spin_unlock_irq+0x27/0x80 [ 367.362092] ? _raw_spin_unlock_irq+0x60/0x80 [ 367.366565] ? task_work_run+0xbf/0x170 [ 367.370520] ? do_syscall_64+0x4c/0x5b0 [ 367.374473] ? SyS_getpeername+0x10/0x10 [ 367.378510] SyS_sendto+0x9/0x10 [ 367.381854] do_syscall_64+0x1c7/0x5b0 [ 367.385718] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 367.390540] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 367.395726] RIP: 0033:0x4161a3 [ 367.398902] RSP: 002b:00007ffd2f674a18 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 367.406611] RAX: ffffffffffffffda RBX: 0000000000c82200 RCX: 00000000004161a3 [ 367.413872] RDX: 0000000000000064 RSI: 0000000000c82250 RDI: 0000000000000003 [ 367.421129] RBP: 0000000000000000 R08: 00007ffd2f674a20 R09: 000000000000000c [ 367.428383] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 367.435634] R13: 0000000000000000 R14: 0000000000c82250 R15: 0000000000000003 [ 367.454191] Mem-Info: [ 367.456659] active_anon:6629 inactive_anon:8121 isolated_anon:0 [ 367.456659] active_file:17 inactive_file:0 isolated_file:10 [ 367.456659] unevictable:0 dirty:3 writeback:0 unstable:0 [ 367.456659] slab_reclaimable:11865 slab_unreclaimable:116849 [ 367.456659] mapped:1638 shmem:8395 pagetables:457 bounce:0 [ 367.456659] free:13592 free_pcp:40 free_cma:0 [ 367.489693] Node 0 active_anon:25832kB inactive_anon:24344kB active_file:24kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6496kB dirty:0kB writeback:0kB shmem:25304kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 367.517185] Node 1 active_anon:684kB inactive_anon:8140kB active_file:32kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8276kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 367.544158] Node 0 DMA free:10368kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 367.587848] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 367.592931] Node 0 DMA32 free:18016kB min:36384kB low:45480kB high:54576kB active_anon:25828kB inactive_anon:24344kB active_file:24kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1728kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 367.624378] lowmem_reserve[]: 0 0 0 0 0 [ 367.628444] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 367.656188] lowmem_reserve[]: 0 0 0 0 0 [ 367.660224] Node 1 Normal free:25860kB min:53504kB low:66880kB high:80256kB active_anon:684kB inactive_anon:8140kB active_file:32kB inactive_file:28kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:160kB pagetables:84kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 367.697220] lowmem_reserve[]: 0 0 0 0 0 [ 367.711881] syz-executor.5: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 367.731440] Node 0 DMA: 48*4kB (UM) 34*8kB (UM) 5*16kB (UM) 3*32kB (UME) 2*64kB (ME) 3*128kB (UME) 2*256kB (ME) 3*512kB (UME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10368kB [ 367.737471] syz-executor.0: [ 367.753250] Node 0 DMA32: 310*4kB (UME) 213*8kB (ME) 111*16kB (ME) 59*32kB (UME) 51*64kB (UME) 24*128kB (ME) 7*256kB (UME) 3*512kB (UM) 2*1024kB (U) 0*2048kB 0*4096kB = 18320kB [ 367.760231] syz-executor.5 cpuset= [ 367.778963] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 367.786077] page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 367.799291] Node 1 Normal: 19*4kB (M) 3*8kB (M) 2*16kB (M) 2*32kB (M) 3*64kB (UM) 3*128kB (UM) 2*256kB (M) 2*512kB (M) 17*1024kB (U) 3*2048kB (U) 0*4096kB = 25860kB [ 367.820839] / mems_allowed=0-1 [ 367.831396] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 367.841511] syz-executor.0 cpuset=/ mems_allowed=0-1 [ 367.841652] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 367.846638] CPU: 1 PID: 12631 Comm: syz-executor.0 Not tainted 4.14.175-syzkaller #0 [ 367.863493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 367.872840] Call Trace: [ 367.875425] dump_stack+0xf7/0x13b [ 367.878960] warn_alloc.cold.110+0xa2/0x1be [ 367.880676] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 367.883294] ? zone_watermark_ok_safe+0x260/0x260 [ 367.896961] ? usleep_range+0x120/0x120 [ 367.900921] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 367.906013] ? call_timer_fn+0x570/0x570 [ 367.910061] ? unreserve_highatomic_pageblock+0x315/0x450 [ 367.910198] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 367.915591] __alloc_pages_slowpath+0x2052/0x2650 [ 367.928995] ? warn_alloc+0x100/0x100 [ 367.932783] ? get_page_from_freelist+0x26e/0x23b0 [ 367.937706] ? __might_sleep+0x93/0xb0 [ 367.941578] __alloc_pages_nodemask+0x60d/0x770 [ 367.946235] ? __alloc_pages_slowpath+0x2650/0x2650 [ 367.950168] 8424 total pagecache pages [ 367.951238] ? wait_for_completion+0x440/0x440 [ 367.955114] 0 pages in swap cache [ 367.959677] alloc_pages_current+0xd6/0x1b0 [ 367.959686] ion_page_pool_alloc+0x102/0x180 [ 367.959691] ion_system_heap_allocate+0x14e/0x930 [ 367.959698] ? ion_system_heap_free+0x270/0x270 [ 367.959714] ion_alloc+0x216/0x770 [ 367.959723] ? ion_dma_buf_release+0x40/0x40 [ 367.959735] ? kasan_check_write+0x14/0x20 [ 367.959742] ion_ioctl+0xe2/0x1b6 [ 367.959747] ? ion_alloc.cold.15+0x32/0x32 [ 367.959759] do_vfs_ioctl+0x180/0xfb0 [ 367.959764] ? __fget+0x1ad/0x2f0 [ 367.959771] ? ioctl_preallocate+0x1a0/0x1a0 [ 367.959779] ? __fget+0x1ca/0x2f0 [ 367.980574] Swap cache stats: add 0, delete 0, find 0/0 [ 367.981362] ? security_file_ioctl+0x6a/0xa0 [ 367.985048] Free swap = 0kB [ 367.989453] ? SyS_clock_settime+0x1a0/0x1a0 [ 367.989460] ? security_file_ioctl+0x6a/0xa0 [ 367.989470] SyS_ioctl+0x74/0x80 [ 367.989476] ? do_vfs_ioctl+0xfb0/0xfb0 [ 367.989483] do_syscall_64+0x1c7/0x5b0 [ 367.989487] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 367.989497] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 367.989502] RIP: 0033:0x45c4a9 [ 367.989505] RSP: 002b:00007f8f46ce2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 367.989510] RAX: ffffffffffffffda RBX: 00007f8f46ce36d4 RCX: 000000000045c4a9 [ 367.989513] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 367.989515] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 367.989518] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 367.989521] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 368.008202] warn_alloc_show_mem: 3 callbacks suppressed [ 368.008205] Mem-Info: [ 368.008982] CPU: 0 PID: 12407 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 368.013319] active_anon:6629 inactive_anon:8121 isolated_anon:0 [ 368.013319] active_file:8 inactive_file:21 isolated_file:0 [ 368.013319] unevictable:0 dirty:0 writeback:0 unstable:0 [ 368.013319] slab_reclaimable:11865 slab_unreclaimable:116849 [ 368.013319] mapped:1609 shmem:8395 pagetables:457 bounce:0 [ 368.013319] free:13591 free_pcp:0 free_cma:0 [ 368.016745] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 368.016749] Call Trace: [ 368.032408] Node 0 active_anon:25832kB inactive_anon:24344kB active_file:20kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6436kB dirty:0kB writeback:0kB shmem:25304kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 368.033889] dump_stack+0xf7/0x13b [ 368.038301] Node 1 active_anon:684kB inactive_anon:8140kB active_file:12kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8276kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 368.041628] warn_alloc.cold.110+0xa2/0x1be [ 368.045578] Node 0 [ 368.049454] ? zone_watermark_ok_safe+0x260/0x260 [ 368.049460] ? usleep_range+0x120/0x120 [ 368.049466] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 368.049476] ? call_timer_fn+0x570/0x570 [ 368.049483] ? unreserve_highatomic_pageblock+0x315/0x450 [ 368.054302] DMA free:10368kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 368.059622] __alloc_pages_slowpath+0x2052/0x2650 [ 368.059639] ? warn_alloc+0x100/0x100 [ 368.059646] ? get_page_from_freelist+0x26e/0x23b0 [ 368.059659] ? __might_sleep+0x93/0xb0 [ 368.062837] lowmem_reserve[]: [ 368.070540] __alloc_pages_nodemask+0x60d/0x770 [ 368.070550] ? __alloc_pages_slowpath+0x2650/0x2650 [ 368.070559] ? wait_for_completion+0x440/0x440 [ 368.070567] alloc_pages_current+0xd6/0x1b0 [ 368.070575] ion_page_pool_alloc+0x102/0x180 [ 368.070582] ion_system_heap_allocate+0x14e/0x930 [ 368.077887] 0 [ 368.085127] ? do_raw_spin_unlock+0x16a/0x250 [ 368.092399] 2570 [ 368.099630] ? ion_system_heap_free+0x270/0x270 [ 368.099642] ion_alloc+0x27f/0x770 [ 368.106890] 2570 [ 368.112238] ? ion_dma_buf_release+0x40/0x40 [ 368.112247] ? kasan_check_write+0x14/0x20 [ 368.112254] ion_ioctl+0xe2/0x1b6 [ 368.114638] 2570 [ 368.122501] ? ion_alloc.cold.15+0x32/0x32 [ 368.122512] do_vfs_ioctl+0x180/0xfb0 [ 368.122517] ? __fget+0x1ad/0x2f0 [ 368.122526] ? ioctl_preallocate+0x1a0/0x1a0 [ 368.155137] 2570 [ 368.164483] ? __fget+0x1ca/0x2f0 [ 368.164494] ? security_file_ioctl+0x6a/0xa0 [ 368.164501] ? SyS_clock_settime+0x1a0/0x1a0 [ 368.164505] ? security_file_ioctl+0x6a/0xa0 [ 368.164512] SyS_ioctl+0x74/0x80 [ 368.164519] ? do_vfs_ioctl+0xfb0/0xfb0 [ 368.194525] do_syscall_64+0x1c7/0x5b0 [ 368.194532] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 368.194542] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 368.194547] RIP: 0033:0x45c4a9 [ 368.194549] RSP: 002b:00007f5965a76c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 368.194555] RAX: ffffffffffffffda RBX: 00007f5965a776d4 RCX: 000000000045c4a9 [ 368.194558] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 368.194561] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 368.194565] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 368.198119] Node 0 [ 368.225491] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 368.226052] Total swap = 0kB [ 368.258475] DMA32 free:18168kB min:36384kB low:45480kB high:54576kB active_anon:25828kB inactive_anon:24344kB active_file:48kB inactive_file:8kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1728kB bounce:0kB free_pcp:0kB local_pcp:12kB free_cma:0kB [ 368.284927] 1965979 pages RAM [ 368.303130] lowmem_reserve[]: [ 368.306779] 0 pages HighMem/MovableOnly [ 368.322986] 0 [ 368.325157] 335847 pages reserved [ 368.340356] 0 [ 368.343317] 0 pages cma reserved [ 368.346852] 0 [ 368.350735] Out of memory: Kill process 12609 (syz-executor.2) score 1000 or sacrifice child [ 368.365358] 0 [ 368.367617] Killed process 12613 (syz-executor.2) total-vm:40148kB, anon-rss:2168kB, file-rss:0kB, shmem-rss:0kB [ 368.377260] 0 [ 368.403926] oom_reaper: reaped process 12613 (syz-executor.2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 368.439639] syz-executor.3 invoked oom-killer: gfp_mask=0x14040c0(GFP_KERNEL|__GFP_COMP), nodemask= [ 368.455845] Node 0 [ 368.487594] (null) [ 368.514202] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 368.526594] , order=1, oom_score_adj=0 [ 368.542126] lowmem_reserve[]: [ 368.544004] syz-executor.2: [ 368.545687] 0 [ 368.560893] page allocation failure: order:0 [ 368.575061] 0 [ 368.599321] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 368.649551] CPU: 0 PID: 12412 Comm: syz-executor.3 Not tainted 4.14.175-syzkaller #0 [ 368.657461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 368.666813] Call Trace: [ 368.669402] dump_stack+0xf7/0x13b [ 368.670310] 0 [ 368.674501] dump_header+0x160/0x63f [ 368.674509] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 368.674515] ? ___ratelimit+0x243/0x519 [ 368.684986] 0 [ 368.685105] ? do_raw_spin_unlock+0x16a/0x250 [ 368.695368] oom_kill_process.cold.24+0xb/0xa1a [ 368.697775] 0 [ 368.700046] ? out_of_memory+0x7f9/0x1030 [ 368.700054] ? lock_downgrade+0x7f0/0x7f0 [ 368.700064] out_of_memory+0x2b0/0x1030 [ 368.710219] ? oom_killer_disable+0x1a0/0x1a0 [ 368.710227] ? __alloc_pages_slowpath+0xb69/0x2650 [ 368.710234] __alloc_pages_slowpath+0x1ef3/0x2650 [ 368.710248] ? warn_alloc+0x100/0x100 [ 368.732251] ? get_page_from_freelist+0x9ee/0x23b0 [ 368.734489] Node 1 Normal free:230468kB min:53504kB low:66880kB high:80256kB active_anon:684kB inactive_anon:8140kB active_file:36kB inactive_file:1024kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:160kB pagetables:84kB bounce:0kB free_pcp:136kB local_pcp:112kB free_cma:0kB [ 368.737191] ? __might_sleep+0x93/0xb0 [ 368.737201] __alloc_pages_nodemask+0x60d/0x770 [ 368.774625] ? __alloc_pages_slowpath+0x2650/0x2650 [ 368.779644] ? cache_grow_begin+0x331/0x3f0 [ 368.783960] cache_grow_begin+0x80/0x3f0 [ 368.788149] fallback_alloc+0x203/0x2c0 [ 368.792128] ____cache_alloc_node+0x1c7/0x1e0 [ 368.796623] __kmalloc_track_caller+0x20f/0x7a0 [ 368.801298] ? __register_sysctl_table+0x613/0xdf0 [ 368.806230] ? __addrconf_sysctl_register+0x82/0x410 [ 368.811338] kmemdup+0x1b/0x40 [ 368.814530] __addrconf_sysctl_register+0x82/0x410 [ 368.819457] ? ndisc_constructor+0x9f0/0x9f0 [ 368.823853] ? neigh_proc_dointvec_ms_jiffies+0x30/0x30 [ 368.826870] lowmem_reserve[]: [ 368.829200] ? addrconf_exit_net+0x110/0x110 [ 368.829207] ? __local_bh_enable_ip+0x9c/0x180 [ 368.829214] ? trace_hardirqs_on_caller+0x40c/0x580 [ 368.829219] ? ipv6_mc_init_dev+0x213/0x270 [ 368.829225] addrconf_sysctl_register+0xfd/0x190 [ 368.832321] 0 [ 368.836710] ? _raw_write_unlock_bh+0x30/0x40 [ 368.857780] 0 [ 368.862020] ipv6_add_dev+0x9d6/0xee0 [ 368.862031] addrconf_notify+0x4a2/0x1b10 [ 368.862037] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 368.862043] ? dropmon_net_event+0x219/0x410 [ 368.862052] ? inet6_ifinfo_notify+0x100/0x100 [ 368.874020] 0 [ 368.876625] ? mutex_unlock+0xd/0x10 [ 368.881124] 0 [ 368.885721] ? dropmon_net_event+0x336/0x410 [ 368.885728] ? mirred_device_event+0x37/0x190 [ 368.885737] notifier_call_chain+0xd6/0x150 [ 368.885746] raw_notifier_call_chain+0x11/0x20 [ 368.885752] call_netdevice_notifiers_info+0x4b/0x60 [ 368.885759] register_netdevice+0x98e/0xe50 [ 368.897747] 0 [ 368.901914] ? netdev_change_features+0x80/0x80 [ 368.910781] veth_newlink+0x3e4/0x960 [ 368.910788] ? veth_poll_controller+0x10/0x10 [ 368.910815] ? rtnl_create_link+0x1a8/0x950 [ 368.910820] ? ns_capable+0xe/0x10 [ 368.910828] ? __netlink_ns_capable+0xc3/0xf0 [ 368.926066] Node 0 [ 368.926648] rtnl_newlink+0xbdd/0x1390 [ 368.930449] DMA: [ 368.934934] ? rtnl_link_unregister+0x270/0x270 [ 368.947784] 48*4kB [ 368.949614] ? avc_has_perm_noaudit+0x236/0x400 [ 368.949625] ? lock_downgrade+0x7f0/0x7f0 [ 368.949668] rtnetlink_rcv_msg+0x34c/0x9e0 [ 368.963709] (UM) [ 368.967116] ? rtnl_bridge_getlink+0x760/0x760 [ 368.971274] 34*8kB [ 368.975470] ? find_held_lock+0x36/0x1d0 [ 368.975483] netlink_rcv_skb+0x133/0x370 [ 368.975489] ? rtnl_bridge_getlink+0x760/0x760 [ 368.987681] (UM) [ 368.988374] ? netlink_ack+0xa00/0xa00 [ 368.988382] ? netlink_deliver_tap+0x8e/0x920 [ 368.988391] rtnetlink_rcv+0x10/0x20 [ 368.992431] 5*16kB [ 368.997010] netlink_unicast+0x40b/0x600 [ 369.007755] (UM) [ 369.011108] ? netlink_attachskb+0x6d0/0x6d0 [ 369.011119] netlink_sendmsg+0x730/0xbd0 [ 369.013377] 3*32kB [ 369.017387] ? netlink_unicast+0x600/0x600 [ 369.033597] (UME) 2*64kB [ 369.034320] ? selinux_socket_sendmsg+0x31/0x40 [ 369.034324] (ME) [ 369.037077] ? security_socket_sendmsg+0x6a/0xa0 [ 369.041759] 3*128kB [ 369.043780] ? netlink_unicast+0x600/0x600 [ 369.043788] sock_sendmsg+0xb5/0xf0 [ 369.043795] SYSC_sendto+0x1e3/0x2c0 [ 369.043801] ? SYSC_connect+0x2a0/0x2a0 [ 369.057774] (UME) [ 369.058706] ? trace_hardirqs_off+0x10/0x10 [ 369.058716] ? mntput_no_expire+0xb1/0x760 [ 369.058724] ? lock_downgrade+0x7f0/0x7f0 [ 369.062485] 2*256kB [ 369.066414] ? find_held_lock+0x36/0x1d0 [ 369.082727] (ME) [ 369.083530] ? _raw_spin_unlock_irq+0x27/0x80 [ 369.087570] 3*512kB [ 369.089638] ? _raw_spin_unlock_irq+0x60/0x80 [ 369.089644] ? task_work_run+0xbf/0x170 [ 369.089652] ? do_syscall_64+0x4c/0x5b0 [ 369.089659] ? SyS_getpeername+0x10/0x10 [ 369.089664] SyS_sendto+0x9/0x10 [ 369.089671] do_syscall_64+0x1c7/0x5b0 [ 369.104321] (UME) [ 369.104898] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 369.108875] 3*1024kB [ 369.112900] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 369.126401] (UME) [ 369.127070] RIP: 0033:0x4161a3 [ 369.130466] 2*2048kB [ 369.135619] RSP: 002b:00007ffd2f674a18 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 369.147770] (UE) [ 369.151030] RAX: ffffffffffffffda RBX: 0000000000c82200 RCX: 00000000004161a3 [ 369.151033] RDX: 0000000000000064 RSI: 0000000000c82250 RDI: 0000000000000003 [ 369.151036] RBP: 0000000000000000 R08: 00007ffd2f674a20 R09: 000000000000000c [ 369.151038] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 369.151041] R13: 0000000000000000 R14: 0000000000c82250 R15: 0000000000000003 [ 369.167812] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 369.217136] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 369.222460] CPU: 0 PID: 12613 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 369.222692] 0*4096kB [ 369.230341] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 369.230345] Call Trace: [ 369.230359] dump_stack+0xf7/0x13b [ 369.230368] warn_alloc.cold.110+0xa2/0x1be [ 369.230375] ? zone_watermark_ok_safe+0x260/0x260 [ 369.230380] ? usleep_range+0x120/0x120 [ 369.230386] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 369.230394] ? call_timer_fn+0x570/0x570 [ 369.230401] ? unreserve_highatomic_pageblock+0x315/0x450 [ 369.230411] __alloc_pages_slowpath+0x2052/0x2650 [ 369.230427] ? warn_alloc+0x100/0x100 [ 369.230435] ? get_page_from_freelist+0x26e/0x23b0 [ 369.230448] ? __might_sleep+0x93/0xb0 [ 369.230455] __alloc_pages_nodemask+0x60d/0x770 [ 369.230462] ? __alloc_pages_slowpath+0x2650/0x2650 [ 369.230470] ? wait_for_completion+0x440/0x440 [ 369.230479] alloc_pages_current+0xd6/0x1b0 [ 369.230488] ion_page_pool_alloc+0x102/0x180 [ 369.230494] ion_system_heap_allocate+0x14e/0x930 [ 369.236309] = 10368kB [ 369.242279] ? ion_system_heap_free+0x270/0x270 [ 369.242290] ion_alloc+0x216/0x770 [ 369.242298] ? ion_dma_buf_release+0x40/0x40 [ 369.242308] ? kasan_check_write+0x14/0x20 [ 369.242313] ion_ioctl+0xe2/0x1b6 [ 369.242320] ? ion_alloc.cold.15+0x32/0x32 [ 369.244903] Node 0 [ 369.248443] do_vfs_ioctl+0x180/0xfb0 [ 369.248450] ? __fget+0x1ad/0x2f0 [ 369.248457] ? ioctl_preallocate+0x1a0/0x1a0 [ 369.248464] ? __fget+0x1ca/0x2f0 [ 369.248474] ? security_file_ioctl+0x6a/0xa0 [ 369.248483] ? SyS_clock_settime+0x1a0/0x1a0 [ 369.252788] DMA32: [ 369.257610] ? security_file_ioctl+0x6a/0xa0 [ 369.261589] 7007*4kB [ 369.266656] SyS_ioctl+0x74/0x80 [ 369.270705] (UME) [ 369.276213] ? do_vfs_ioctl+0xfb0/0xfb0 [ 369.281062] 227*8kB [ 369.284827] do_syscall_64+0x1c7/0x5b0 [ 369.289743] (UME) [ 369.293600] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 369.298274] 204*16kB [ 369.303264] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 369.307843] (UME) [ 369.312140] RIP: 0033:0x45c4a9 [ 369.316521] 125*32kB [ 369.321338] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 369.321344] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 369.321347] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 369.321350] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 369.321352] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 369.321355] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 369.468024] (UME) 602*64kB (UME) 423*128kB (UME) 228*256kB (UME) 65*512kB (UM) 4*1024kB (U) 1*2048kB (M) 0*4096kB = 227572kB [ 369.468292] warn_alloc_show_mem: 1 callbacks suppressed [ 369.468294] Mem-Info: [ 369.488941] active_anon:6095 inactive_anon:8121 isolated_anon:0 [ 369.488941] active_file:15 inactive_file:801 isolated_file:0 [ 369.488941] unevictable:0 dirty:0 writeback:0 unstable:0 [ 369.488941] slab_reclaimable:11865 slab_unreclaimable:116512 [ 369.488941] mapped:2122 shmem:8395 pagetables:456 bounce:0 [ 369.488941] free:258507 free_pcp:744 free_cma:0 [ 369.489619] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 369.544431] Node 0 active_anon:23696kB inactive_anon:24344kB active_file:28kB inactive_file:2628kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8436kB dirty:0kB writeback:0kB shmem:25304kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 369.585129] Node 1 active_anon:684kB inactive_anon:8140kB active_file:132kB inactive_file:976kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:652kB dirty:0kB writeback:0kB shmem:8276kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 369.587746] Node 1 [ 369.616008] Node 0 DMA free:10552kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 369.648093] Normal: 33620*4kB (UM) 4016*8kB (UM) 2251*16kB (UM) 1224*32kB (U) 2910*64kB (UM) 511*128kB (UM) 168*256kB (UM) 53*512kB (UM) 169*1024kB (U) 30*2048kB (U) 1*4096kB (U) = 802176kB [ 369.666075] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 369.666760] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 369.680347] Node 0 DMA32 free:271428kB min:36384kB low:45480kB high:54576kB active_anon:23692kB inactive_anon:24344kB active_file:1328kB inactive_file:1528kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1724kB bounce:0kB free_pcp:1356kB local_pcp:640kB free_cma:0kB [ 369.680930] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 369.719716] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 369.733464] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 369.742980] 9491 total pagecache pages [ 369.746883] 0 pages in swap cache [ 369.750603] lowmem_reserve[]: 0 0 0 0 0 [ 369.754598] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 369.780448] Swap cache stats: add 0, delete 0, find 0/0 [ 369.785821] Free swap = 0kB [ 369.789236] Total swap = 0kB [ 369.792273] 1965979 pages RAM [ 369.793083] Mem-Info: [ 369.795370] 0 pages HighMem/MovableOnly [ 369.799106] active_anon:6095 inactive_anon:8121 isolated_anon:0 [ 369.799106] active_file:465 inactive_file:581 isolated_file:0 [ 369.799106] unevictable:0 dirty:25 writeback:0 unstable:0 [ 369.799106] slab_reclaimable:11865 slab_unreclaimable:117530 [ 369.799106] mapped:2447 shmem:8395 pagetables:456 bounce:0 [ 369.799106] free:270838 free_pcp:694 free_cma:0 [ 369.802828] 335847 pages reserved [ 369.839149] lowmem_reserve[]: 0 0 0 0 0 [ 369.840991] Node 0 active_anon:23696kB inactive_anon:24344kB active_file:1428kB inactive_file:1828kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:9136kB dirty:100kB writeback:0kB shmem:25304kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 369.843148] Node 1 Normal free:812252kB min:53504kB low:66880kB high:80256kB active_anon:684kB inactive_anon:8140kB active_file:432kB inactive_file:496kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:160kB pagetables:84kB bounce:0kB free_pcp:1376kB local_pcp:652kB free_cma:0kB [ 369.875319] 0 pages cma reserved [ 369.901311] lowmem_reserve[]: 0 0 0 0 0 [ 369.908612] Node 1 active_anon:684kB inactive_anon:8140kB active_file:432kB inactive_file:496kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:652kB dirty:0kB writeback:0kB shmem:8276kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 369.908785] Node 0 DMA: 81*4kB (UM) 33*8kB (UM) 4*16kB (UM) 2*32kB (ME) 4*64kB (UME) 3*128kB (UME) 2*256kB (ME) 3*512kB (UME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10572kB [ 369.949489] Node 0 DMA free:10552kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 369.952002] Node 0 DMA32: 11667*4kB (UME) 28*8kB (ME) 61*16kB (UME) 478*32kB (UME) 633*64kB (UME) 426*128kB (UME) 232*256kB (UME) 65*512kB (UM) 7*1024kB (U) 1*2048kB (M) 0*4096kB = 260092kB [ 370.005375] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 370.007740] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 370.018118] Node 1 Normal: 33620*4kB (UM) 4058*8kB (UM) 2281*16kB (UM) 1279*32kB (U) 3047*64kB (UM) 512*128kB (UM) 169*256kB (UM) 53*512kB (UM) 169*1024kB (U) 30*2048kB (U) 1*4096kB (U) = 813904kB [ 370.037782] Node 0 DMA32 free:260796kB min:36384kB low:45480kB high:54576kB active_anon:23692kB inactive_anon:24344kB active_file:1436kB inactive_file:1800kB unevictable:0kB writepending:148kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:6944kB pagetables:1724kB bounce:0kB free_pcp:1288kB local_pcp:636kB free_cma:0kB [ 370.043160] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 370.081929] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 370.090641] lowmem_reserve[]: 0 0 0 0 0 [ 370.091040] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 370.094642] Node 0 [ 370.108907] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 370.117760] Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 370.122127] 9469 total pagecache pages [ 370.154782] 0 pages in swap cache [ 370.158950] Swap cache stats: add 0, delete 0, find 0/0 [ 370.164315] Free swap = 0kB [ 370.167319] Total swap = 0kB [ 370.174244] 1965979 pages RAM [ 370.177390] 0 pages HighMem/MovableOnly [ 370.182885] lowmem_reserve[]: 0 0 0 0 0 [ 370.186929] Node 1 Normal free:751584kB min:53504kB low:66880kB high:80256kB active_anon:684kB inactive_anon:8140kB active_file:460kB inactive_file:540kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:160kB pagetables:84kB bounce:0kB free_pcp:1392kB local_pcp:664kB free_cma:0kB [ 370.197794] 335847 pages reserved [ 370.219376] 0 pages cma reserved [ 370.267819] lowmem_reserve[]: 0 0 0 0 0 [ 370.271860] Node 0 DMA: 81*4kB (UM) 33*8kB (UM) 4*16kB (UM) 2*32kB (ME) 4*64kB (UME) 3*128kB (UME) 2*256kB (ME) 3*512kB (UME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10572kB [ 370.307745] Node 0 DMA32: 11711*4kB (UME) 31*8kB (ME) 60*16kB (ME) 454*32kB (UME) 51*64kB (UME) 210*128kB (UME) 232*256kB (UME) 65*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 185396kB [ 370.338016] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 370.370618] Node 1 Normal: 33620*4kB (UM) 4052*8kB (UM) 2281*16kB (UM) 1281*32kB (U) 2423*64kB (UM) 512*128kB (UM) 169*256kB (UM) 53*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 535392kB [ 370.410521] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 370.431942] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 370.467805] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 370.477756] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 370.486339] 9469 total pagecache pages [ 370.490311] 0 pages in swap cache [ 370.493754] Swap cache stats: add 0, delete 0, find 0/0 [ 370.499299] Free swap = 0kB [ 370.502310] Total swap = 0kB [ 370.505326] 1965979 pages RAM [ 370.508492] 0 pages HighMem/MovableOnly [ 370.512456] 335847 pages reserved [ 370.515896] 0 pages cma reserved [ 370.519352] Out of memory: Kill process 6446 (syz-execprog) score 1 or sacrifice child [ 370.527574] Killed process 11418 (syz-executor.0) total-vm:39756kB, anon-rss:60kB, file-rss:0kB, shmem-rss:0kB [ 370.564391] oom_reaper: reaped process 11418 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 370.681918] device hsr_slave_0 entered promiscuous mode [ 370.713682] device hsr_slave_1 entered promiscuous mode [ 370.768473] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 370.775698] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 371.101724] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 371.174480] 8021q: adding VLAN 0 to HW filter on device bond0 [ 371.215317] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 371.240586] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 371.247056] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 371.261892] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 371.290814] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 371.296933] 8021q: adding VLAN 0 to HW filter on device team0 [ 371.320658] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 371.338447] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 371.346288] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 371.378062] bridge0: port 1(bridge_slave_0) entered blocking state [ 371.384436] bridge0: port 1(bridge_slave_0) entered forwarding state [ 371.420272] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 371.429074] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 371.436227] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 371.478168] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 371.485758] bridge0: port 2(bridge_slave_1) entered blocking state [ 371.492177] bridge0: port 2(bridge_slave_1) entered forwarding state [ 371.520537] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 371.527721] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 371.537885] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 371.544741] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 371.580326] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 371.587348] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 371.608298] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 371.615960] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 371.670314] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 371.708119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 371.715880] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 371.726327] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 371.748035] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 371.755631] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 371.780562] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 371.788262] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 371.797143] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 371.810704] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 371.816769] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 371.844404] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 371.869562] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 371.875833] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 371.901546] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 371.912687] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 372.000176] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 372.014987] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 372.023251] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 372.036186] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 372.161827] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 372.173217] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 372.181246] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 372.200604] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready 2020/04/08 19:23:47 executed programs: 111 [ 372.207263] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 372.219282] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 372.231080] device veth0_vlan entered promiscuous mode [ 372.240992] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 372.251061] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready 2020/04/08 19:23:47 result: hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe [ 372.272475] device veth1_vlan entered promiscuous mode [ 372.285446] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 372.324207] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 372.377277] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 372.406745] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 372.419447] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 372.426877] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 372.439786] syz-executor.4: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 372.443299] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 372.455604] syz-executor.2 cpuset= [ 372.465289] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 372.470669] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 372.474485] / [ 372.481238] CPU: 0 PID: 12840 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 372.485263] syz-executor.5 cpuset= [ 372.490823] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 372.490826] Call Trace: [ 372.490837] dump_stack+0xf7/0x13b [ 372.490845] warn_alloc.cold.110+0xa2/0x1be [ 372.490853] ? zone_watermark_ok_safe+0x260/0x260 [ 372.490860] ? __lock_is_held+0xb5/0x140 [ 372.490873] ? __alloc_pages_direct_compact+0x28d/0x330 [ 372.490881] __alloc_pages_slowpath+0x2052/0x2650 [ 372.490892] ? trace_hardirqs_off+0x10/0x10 [ 372.497678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 372.503787] ? warn_alloc+0x100/0x100 [ 372.503798] ? get_page_from_freelist+0x9ee/0x23b0 [ 372.506432] / [ 372.509925] ? __might_sleep+0x93/0xb0 [ 372.517107] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 372.519058] __alloc_pages_nodemask+0x60d/0x770 [ 372.519067] ? __alloc_pages_slowpath+0x2650/0x2650 [ 372.519077] ? wait_for_completion+0x440/0x440 [ 372.519085] alloc_pages_current+0xd6/0x1b0 [ 372.519094] ion_page_pool_alloc+0x102/0x180 [ 372.524072] mems_allowed=0-1 [ 372.528491] ion_system_heap_allocate+0x14e/0x930 [ 372.528501] ? ion_system_heap_free+0x270/0x270 [ 372.528511] ion_alloc+0x216/0x770 [ 372.528519] ? ion_dma_buf_release+0x40/0x40 [ 372.528529] ? kasan_check_write+0x14/0x20 [ 372.528540] ion_ioctl+0xe2/0x1b6 [ 372.528546] ? ion_alloc.cold.15+0x32/0x32 [ 372.528557] do_vfs_ioctl+0x180/0xfb0 [ 372.625395] ? __fget+0x1ad/0x2f0 [ 372.628832] ? ioctl_preallocate+0x1a0/0x1a0 [ 372.633224] ? __fget+0x1ca/0x2f0 [ 372.636660] ? security_file_ioctl+0x6a/0xa0 [ 372.641056] ? SyS_clock_settime+0x1a0/0x1a0 [ 372.645443] ? security_file_ioctl+0x6a/0xa0 [ 372.649830] SyS_ioctl+0x74/0x80 [ 372.653176] ? do_vfs_ioctl+0xfb0/0xfb0 [ 372.657139] do_syscall_64+0x1c7/0x5b0 [ 372.661006] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.665834] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 372.671015] RIP: 0033:0x45c4a9 [ 372.674223] RSP: 002b:00007f67c2a91c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 372.681931] RAX: ffffffffffffffda RBX: 00007f67c2a926d4 RCX: 000000000045c4a9 [ 372.689195] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 372.696490] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 372.703753] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 372.711005] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 372.718269] CPU: 1 PID: 12842 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 372.719680] mems_allowed=0-1 [ 372.726150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 372.726154] Call Trace: [ 372.726167] dump_stack+0xf7/0x13b [ 372.726177] warn_alloc.cold.110+0xa2/0x1be [ 372.726184] ? zone_watermark_ok_safe+0x260/0x260 [ 372.726191] ? rcu_read_lock_sched_held+0x108/0x120 [ 372.726199] ? compaction_deferred+0x1fe/0x2d0 [ 372.763745] ? __alloc_pages_direct_compact+0xc2/0x330 [ 372.769024] __alloc_pages_slowpath+0x2052/0x2650 [ 372.773858] ? trace_hardirqs_off+0x10/0x10 [ 372.778177] ? warn_alloc+0x100/0x100 [ 372.781975] ? get_page_from_freelist+0x9ee/0x23b0 [ 372.786906] ? __might_sleep+0x93/0xb0 [ 372.790784] __alloc_pages_nodemask+0x60d/0x770 [ 372.795436] ? trace_hardirqs_off+0x10/0x10 [ 372.799739] ? lock_downgrade+0x7f0/0x7f0 [ 372.803873] ? __alloc_pages_slowpath+0x2650/0x2650 [ 372.808877] ? wait_for_completion+0x440/0x440 [ 372.813446] alloc_pages_current+0xd6/0x1b0 [ 372.817756] ion_page_pool_alloc+0x102/0x180 [ 372.822156] ion_system_heap_allocate+0x14e/0x930 [ 372.826993] ? ion_system_heap_free+0x270/0x270 [ 372.831650] ion_alloc+0x216/0x770 [ 372.835172] ? ion_dma_buf_release+0x40/0x40 [ 372.839564] ? kasan_check_write+0x14/0x20 [ 372.843777] ion_ioctl+0xe2/0x1b6 [ 372.847210] ? ion_alloc.cold.15+0x32/0x32 [ 372.851434] do_vfs_ioctl+0x180/0xfb0 [ 372.855215] ? __fget+0x1ad/0x2f0 [ 372.858666] ? ioctl_preallocate+0x1a0/0x1a0 [ 372.863059] ? __fget+0x1ca/0x2f0 [ 372.866506] ? security_file_ioctl+0x6a/0xa0 [ 372.870902] ? SyS_clock_settime+0x1a0/0x1a0 [ 372.875304] ? security_file_ioctl+0x6a/0xa0 [ 372.879702] SyS_ioctl+0x74/0x80 [ 372.883052] ? do_vfs_ioctl+0xfb0/0xfb0 [ 372.887022] do_syscall_64+0x1c7/0x5b0 [ 372.890904] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 372.895734] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 372.900906] RIP: 0033:0x45c4a9 [ 372.904088] RSP: 002b:00007f5965a76c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 372.911776] RAX: ffffffffffffffda RBX: 00007f5965a776d4 RCX: 000000000045c4a9 [ 372.919388] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 372.926640] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 372.933888] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 372.941148] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 372.948410] CPU: 0 PID: 12613 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 372.956681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 372.966031] Call Trace: [ 372.968610] dump_stack+0xf7/0x13b [ 372.972133] warn_alloc.cold.110+0xa2/0x1be [ 372.976439] ? zone_watermark_ok_safe+0x260/0x260 [ 372.981269] ? __alloc_pages_direct_compact+0xc2/0x330 [ 372.986525] __alloc_pages_slowpath+0x2052/0x2650 [ 372.991363] ? trace_hardirqs_off+0x10/0x10 [ 372.995662] ? warn_alloc+0x100/0x100 [ 372.999453] ? get_page_from_freelist+0x9ee/0x23b0 [ 373.004366] ? __might_sleep+0x93/0xb0 [ 373.008243] __alloc_pages_nodemask+0x60d/0x770 [ 373.012891] ? __alloc_pages_slowpath+0x2650/0x2650 [ 373.017890] ? wait_for_completion+0x440/0x440 [ 373.022463] alloc_pages_current+0xd6/0x1b0 [ 373.026768] ion_page_pool_alloc+0x102/0x180 [ 373.031159] ion_system_heap_allocate+0x14e/0x930 [ 373.035982] ? do_raw_spin_unlock+0x16a/0x250 [ 373.040460] ? ion_system_heap_free+0x270/0x270 [ 373.045127] ion_alloc+0x27f/0x770 [ 373.048650] ? ion_dma_buf_release+0x40/0x40 [ 373.053044] ? kasan_check_write+0x14/0x20 [ 373.057847] ion_ioctl+0xe2/0x1b6 [ 373.061281] ? ion_alloc.cold.15+0x32/0x32 [ 373.065502] do_vfs_ioctl+0x180/0xfb0 [ 373.069293] ? __fget+0x1ad/0x2f0 [ 373.072726] ? ioctl_preallocate+0x1a0/0x1a0 [ 373.077131] ? __fget+0x1ca/0x2f0 [ 373.080600] ? security_file_ioctl+0x6a/0xa0 [ 373.084995] ? SyS_clock_settime+0x1a0/0x1a0 [ 373.089404] ? security_file_ioctl+0x6a/0xa0 [ 373.093802] SyS_ioctl+0x74/0x80 [ 373.097160] ? do_vfs_ioctl+0xfb0/0xfb0 [ 373.101120] do_syscall_64+0x1c7/0x5b0 [ 373.105005] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 373.109832] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 373.115000] RIP: 0033:0x45c4a9 [ 373.118169] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 373.125857] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 373.133105] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 373.140484] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 373.147752] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 373.155119] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 373.170048] device veth0_macvtap entered promiscuous mode [ 373.207310] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 373.215333] syz-executor.4: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 373.220810] device veth1_macvtap entered promiscuous mode [ 373.238265] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 373.243704] CPU: 1 PID: 12844 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 373.252774] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 373.262638] Call Trace: [ 373.265214] dump_stack+0xf7/0x13b [ 373.268846] warn_alloc.cold.110+0xa2/0x1be [ 373.273153] ? zone_watermark_ok_safe+0x260/0x260 [ 373.277984] ? __alloc_pages_direct_compact+0xc2/0x330 [ 373.283610] __alloc_pages_slowpath+0x2052/0x2650 [ 373.288645] ? trace_hardirqs_off+0x10/0x10 [ 373.293049] ? warn_alloc+0x100/0x100 [ 373.296849] ? get_page_from_freelist+0x9ee/0x23b0 [ 373.302421] ? __might_sleep+0x93/0xb0 [ 373.306659] __alloc_pages_nodemask+0x60d/0x770 [ 373.311321] ? trace_hardirqs_off+0x10/0x10 [ 373.315647] ? __alloc_pages_slowpath+0x2650/0x2650 [ 373.320746] ? wait_for_completion+0x440/0x440 [ 373.325311] alloc_pages_current+0xd6/0x1b0 [ 373.329821] ion_page_pool_alloc+0x102/0x180 [ 373.336380] ion_system_heap_allocate+0x14e/0x930 [ 373.341481] ? ion_system_heap_free+0x270/0x270 [ 373.346233] ion_alloc+0x216/0x770 [ 373.349773] ? ion_dma_buf_release+0x40/0x40 [ 373.354177] ? kasan_check_write+0x14/0x20 [ 373.358394] ion_ioctl+0xe2/0x1b6 [ 373.362977] ? ion_alloc.cold.15+0x32/0x32 [ 373.367848] do_vfs_ioctl+0x180/0xfb0 [ 373.371995] ? __fget+0x1ad/0x2f0 [ 373.376178] ? ioctl_preallocate+0x1a0/0x1a0 [ 373.381095] ? __fget+0x1ca/0x2f0 [ 373.385241] ? security_file_ioctl+0x6a/0xa0 [ 373.390082] ? SyS_clock_settime+0x1a0/0x1a0 [ 373.394702] ? security_file_ioctl+0x6a/0xa0 [ 373.399649] SyS_ioctl+0x74/0x80 [ 373.403263] ? do_vfs_ioctl+0xfb0/0xfb0 [ 373.407510] do_syscall_64+0x1c7/0x5b0 [ 373.411932] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 373.416783] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 373.421964] RIP: 0033:0x45c4a9 [ 373.425137] RSP: 002b:00007f67c2a70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 373.432952] RAX: ffffffffffffffda RBX: 00007f67c2a716d4 RCX: 000000000045c4a9 [ 373.440939] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 373.448309] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 373.455847] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 373.463483] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 373.480436] IPVS: ftp: loaded support on port[0] = 21 [ 373.496489] Mem-Info: [ 373.499206] active_anon:6152 inactive_anon:8117 isolated_anon:0 [ 373.499206] active_file:1010 inactive_file:2584 isolated_file:0 [ 373.499206] unevictable:0 dirty:12 writeback:0 unstable:0 [ 373.499206] slab_reclaimable:11823 slab_unreclaimable:115953 [ 373.499206] mapped:3844 shmem:8395 pagetables:465 bounce:0 [ 373.499206] free:216846 free_pcp:83 free_cma:0 [ 373.538185] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 373.543373] CPU: 0 PID: 12845 Comm: syz-executor.5 Not tainted 4.14.175-syzkaller #0 [ 373.551870] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 373.561492] Call Trace: [ 373.564088] dump_stack+0xf7/0x13b [ 373.567630] warn_alloc.cold.110+0xa2/0x1be [ 373.571960] ? zone_watermark_ok_safe+0x260/0x260 [ 373.576805] ? __lock_is_held+0xb5/0x140 [ 373.580874] ? __alloc_pages_direct_compact+0x28d/0x330 [ 373.586243] __alloc_pages_slowpath+0x2052/0x2650 [ 373.591286] ? trace_hardirqs_off+0x10/0x10 [ 373.595612] ? warn_alloc+0x100/0x100 [ 373.599412] ? get_page_from_freelist+0x9ee/0x23b0 [ 373.604476] ? __might_sleep+0x93/0xb0 [ 373.608432] __alloc_pages_nodemask+0x60d/0x770 [ 373.613101] ? trace_hardirqs_off+0x10/0x10 [ 373.617450] ? __alloc_pages_slowpath+0x2650/0x2650 [ 373.622467] ? wait_for_completion+0x440/0x440 [ 373.627051] alloc_pages_current+0xd6/0x1b0 [ 373.631380] ion_page_pool_alloc+0x102/0x180 [ 373.636407] ion_system_heap_allocate+0x14e/0x930 [ 373.641259] ? ion_system_heap_free+0x270/0x270 [ 373.645957] ion_alloc+0x216/0x770 [ 373.650543] ? ion_dma_buf_release+0x40/0x40 [ 373.654957] ? kasan_check_write+0x14/0x20 [ 373.659279] ion_ioctl+0xe2/0x1b6 [ 373.662819] ? ion_alloc.cold.15+0x32/0x32 [ 373.667060] do_vfs_ioctl+0x180/0xfb0 [ 373.671327] ? __fget+0x1ad/0x2f0 [ 373.674794] ? ioctl_preallocate+0x1a0/0x1a0 [ 373.679205] ? __fget+0x1ca/0x2f0 [ 373.682842] ? security_file_ioctl+0x6a/0xa0 [ 373.687360] ? SyS_clock_settime+0x1a0/0x1a0 [ 373.691775] ? security_file_ioctl+0x6a/0xa0 [ 373.696184] SyS_ioctl+0x74/0x80 [ 373.699558] ? do_vfs_ioctl+0xfb0/0xfb0 [ 373.703570] do_syscall_64+0x1c7/0x5b0 [ 373.707894] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 373.712902] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 373.718085] RIP: 0033:0x45c4a9 [ 373.721269] RSP: 002b:00007f5965a55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 373.729263] RAX: ffffffffffffffda RBX: 00007f5965a566d4 RCX: 000000000045c4a9 [ 373.737897] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 373.745887] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 373.753326] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 373.760610] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 373.775810] Node 0 active_anon:24084kB inactive_anon:24332kB active_file:3792kB inactive_file:10132kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:14952kB dirty:44kB writeback:0kB shmem:25308kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 373.790236] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 373.813836] Node 1 active_anon:524kB inactive_anon:8136kB active_file:248kB inactive_file:204kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:424kB dirty:4kB writeback:0kB shmem:8272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 373.845316] Node 0 DMA free:10472kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 373.865550] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 373.881878] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 373.887419] Node 0 DMA32 free:185468kB min:36384kB low:45480kB high:54576kB active_anon:24080kB inactive_anon:24332kB active_file:3792kB inactive_file:10132kB unevictable:0kB writepending:44kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7072kB pagetables:1796kB bounce:0kB free_pcp:348kB local_pcp:192kB free_cma:0kB [ 373.918168] lowmem_reserve[]: 0 0 0 0 0 [ 373.922446] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 373.948805] lowmem_reserve[]: 0 0 0 0 0 [ 373.950506] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 373.957751] Node 1 Normal free:342588kB min:53504kB low:66880kB high:80256kB active_anon:524kB inactive_anon:8136kB active_file:248kB inactive_file:304kB unevictable:0kB writepending:4kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:128kB pagetables:48kB bounce:0kB free_pcp:16kB local_pcp:16kB free_cma:0kB [ 373.985484] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 374.003739] lowmem_reserve[]: 0 0 0 0 0 [ 374.008024] Node 0 DMA: 20*4kB (UM) 12*8kB (UM) 22*16kB (UM) 13*32kB (UME) 3*64kB (UME) 7*128kB (UME) 3*256kB (UME) 3*512kB (UME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10480kB [ 374.033690] Node 0 DMA32: 1*4kB (M) 13*8kB (E) 18*16kB (UE) 2834*32kB (UM) [ 374.041409] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 374.047570] 23*64kB [ 374.052555] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 374.058699] (UM) [ 374.062083] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 374.097532] 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 92556kB [ 374.104509] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 374.109571] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 374.134985] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 374.140391] Node 1 Normal: 4309*4kB (UM) 5359*8kB (UM) 4614*16kB (UM) 4200*32kB (UM) 1*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 268396kB [ 374.166493] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 374.197584] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 374.197587] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 374.197590] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 374.197592] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 374.197595] 11965 total pagecache pages [ 374.197602] 0 pages in swap cache [ 374.197605] Swap cache stats: add 0, delete 0, find 0/0 [ 374.197608] Free swap = 0kB [ 374.197610] Total swap = 0kB [ 374.197615] 1965979 pages RAM [ 374.197617] 0 pages HighMem/MovableOnly [ 374.197620] 335847 pages reserved [ 374.197622] 0 pages cma reserved [ 374.230468] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 374.230564] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 374.250118] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 374.250122] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 374.250127] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 374.250129] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 374.250134] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 374.250136] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 374.250140] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 374.250143] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 374.250940] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 374.250959] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 374.308158] IPVS: ftp: loaded support on port[0] = 21 [ 374.475983] syz-executor.1 invoked oom-killer: gfp_mask=0x14040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=0, oom_score_adj=0 [ 374.475996] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 374.476013] CPU: 0 PID: 12841 Comm: syz-executor.1 Not tainted 4.14.175-syzkaller #0 [ 374.476017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 374.476020] Call Trace: [ 374.476031] dump_stack+0xf7/0x13b [ 374.476055] dump_header+0x160/0x63f [ 374.476064] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 374.476071] ? ___ratelimit+0x243/0x519 [ 374.476078] ? do_raw_spin_unlock+0x16a/0x250 [ 374.476085] oom_kill_process.cold.24+0xb/0xa1a [ 374.476089] ? out_of_memory+0x7f9/0x1030 [ 374.476096] ? lock_downgrade+0x7f0/0x7f0 [ 374.476106] out_of_memory+0x2b0/0x1030 [ 374.476115] ? oom_killer_disable+0x1a0/0x1a0 [ 374.476123] ? __alloc_pages_slowpath+0xb69/0x2650 [ 374.476131] __alloc_pages_slowpath+0x1ef3/0x2650 [ 374.476147] ? warn_alloc+0x100/0x100 [ 374.476155] ? get_page_from_freelist+0x26e/0x23b0 [ 374.476168] ? __might_sleep+0x93/0xb0 [ 374.476176] __alloc_pages_nodemask+0x60d/0x770 [ 374.476184] ? __alloc_pages_slowpath+0x2650/0x2650 [ 374.476194] ? cache_grow_begin+0x331/0x3f0 [ 374.476202] cache_grow_begin+0x80/0x3f0 [ 374.476210] fallback_alloc+0x203/0x2c0 [ 374.476219] ____cache_alloc_node+0x1c7/0x1e0 [ 374.476227] kmem_cache_alloc+0x1f8/0x790 [ 374.476239] __kernfs_new_node+0x63/0x470 [ 374.476243] ? kernfs_activate+0x115/0x190 [ 374.476251] kernfs_new_node+0x5e/0xe0 [ 374.476258] __kernfs_create_file+0x38/0x2c5 [ 374.476265] sysfs_add_file_mode_ns+0x201/0x440 [ 374.476274] sysfs_create_file_ns+0x6c/0xb0 [ 374.476280] kobject_add_internal+0x38f/0x7d0 [ 374.476288] kobject_init_and_add+0xc8/0x110 [ 374.476293] ? kobject_add_internal+0x7d0/0x7d0 [ 374.476308] netdev_queue_update_kobjects+0x10d/0x310 [ 374.476318] netdev_register_kobject+0x261/0x360 [ 374.476326] register_netdevice+0x7b6/0xe50 [ 374.476333] ? netdev_change_features+0x80/0x80 [ 374.476345] bond_newlink+0x29/0x60 [ 374.476352] rtnl_newlink+0xbdd/0x1390 [ 374.476357] ? trace_hardirqs_on+0x10/0x10 [ 374.476365] ? memcpy+0x45/0x50 [ 374.476373] ? rtnl_link_ops_get+0x60/0x90 [ 374.476378] ? rtnl_newlink+0x329/0x1390 [ 374.476392] ? rtnl_link_unregister+0x270/0x270 [ 374.476398] ? avc_has_perm_noaudit+0x236/0x400 [ 374.476403] ? lock_downgrade+0x7f0/0x7f0 [ 374.476448] rtnetlink_rcv_msg+0x34c/0x9e0 [ 374.476455] ? rtnl_bridge_getlink+0x760/0x760 [ 374.476461] ? find_held_lock+0x36/0x1d0 [ 374.476474] netlink_rcv_skb+0x133/0x370 [ 374.476480] ? rtnl_bridge_getlink+0x760/0x760 [ 374.476487] ? netlink_ack+0xa00/0xa00 [ 374.476494] ? netlink_deliver_tap+0x8e/0x920 [ 374.476503] rtnetlink_rcv+0x10/0x20 [ 374.476508] netlink_unicast+0x40b/0x600 [ 374.476516] ? netlink_attachskb+0x6d0/0x6d0 [ 374.476527] netlink_sendmsg+0x730/0xbd0 [ 374.476536] ? netlink_unicast+0x600/0x600 [ 374.476543] ? selinux_socket_sendmsg+0x31/0x40 [ 374.476548] ? security_socket_sendmsg+0x6a/0xa0 [ 374.476554] ? netlink_unicast+0x600/0x600 [ 374.476560] sock_sendmsg+0xb5/0xf0 [ 374.476567] SYSC_sendto+0x1e3/0x2c0 [ 374.476572] ? SYSC_connect+0x2a0/0x2a0 [ 374.476582] ? __fd_install+0x1f0/0x5b0 [ 374.476597] ? fd_install+0x47/0x60 [ 374.476605] ? SyS_socket+0xdd/0x1a0 [ 374.476612] ? move_addr_to_kernel+0x20/0x20 [ 374.476618] ? do_syscall_64+0x4c/0x5b0 [ 374.476625] ? SyS_getpeername+0x10/0x10 [ 374.476630] SyS_sendto+0x9/0x10 [ 374.476635] do_syscall_64+0x1c7/0x5b0 [ 374.476640] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 374.476649] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 374.476654] RIP: 0033:0x4161a3 [ 374.476657] RSP: 002b:00007ffe395c7a08 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 374.476664] RAX: ffffffffffffffda RBX: 0000000000c82200 RCX: 00000000004161a3 [ 374.476667] RDX: 0000000000000038 RSI: 0000000000c82250 RDI: 0000000000000003 [ 374.476670] RBP: 0000000000000000 R08: 00007ffe395c7a10 R09: 000000000000000c [ 374.476673] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 374.476675] R13: 0000000000000000 R14: 0000000000c82250 R15: 0000000000000003 [ 374.476687] Mem-Info: [ 374.476698] active_anon:6154 inactive_anon:8117 isolated_anon:0 [ 374.476698] active_file:1323 inactive_file:1218 isolated_file:28 [ 374.476698] unevictable:0 dirty:25 writeback:0 unstable:0 [ 374.476698] slab_reclaimable:11823 slab_unreclaimable:115837 [ 374.476698] mapped:3752 shmem:8395 pagetables:465 bounce:0 [ 374.476698] free:22390 free_pcp:297 free_cma:0 [ 374.476707] Node 0 active_anon:24092kB inactive_anon:24332kB active_file:5296kB inactive_file:4824kB unevictable:0kB isolated(anon):0kB isolated(file):112kB mapped:14868kB dirty:96kB writeback:0kB shmem:25308kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 374.476714] Node 1 active_anon:524kB inactive_anon:8136kB active_file:0kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:140kB dirty:4kB writeback:0kB shmem:8272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 374.476717] Node 0 DMA free:10480kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 374.476727] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 374.476743] Node 0 DMA32 free:25928kB min:36384kB low:45480kB high:54576kB active_anon:24088kB inactive_anon:24332kB active_file:5296kB inactive_file:4824kB unevictable:0kB writepending:96kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7072kB pagetables:1796kB bounce:0kB free_pcp:1024kB local_pcp:728kB free_cma:0kB [ 374.476752] lowmem_reserve[]: 0 0 0 0 0 [ 374.476767] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 374.476776] lowmem_reserve[]: 0 0 0 0 0 [ 375.155856] Node 1 Normal free:26540kB min:53504kB low:66880kB high:80256kB active_anon:524kB inactive_anon:8136kB active_file:28kB inactive_file:24kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:160kB pagetables:48kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 375.186429] lowmem_reserve[]: 0 0 0 0 0 [ 375.190669] Node 0 DMA: 1*4kB (M) 9*8kB (UM) 22*16kB (UM) 13*32kB (UME) 3*64kB (UME) 7*128kB (UME) 3*256kB (UME) 3*512kB (UME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10380kB [ 375.208766] Node 0 DMA32: 378*4kB (UMEH) 185*8kB (UME) 80*16kB (UME) 365*32kB (UM) 30*64kB (UM) 4*128kB (M) 4*256kB (UM) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 19408kB [ 375.234495] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 375.245784] Node 1 Normal: 19*4kB (UM) 2*8kB (M) 2*16kB (UM) 830*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26684kB [ 375.276281] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 375.285265] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 375.326999] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 375.346232] syz-executor.2: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 375.348439] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 375.374526] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 375.377245] 8425 total pagecache pages [ 375.383704] 0 pages in swap cache [ 375.387150] Swap cache stats: add 0, delete 0, find 0/0 [ 375.387337] CPU: 1 PID: 12613 Comm: syz-executor.2 Not tainted 4.14.175-syzkaller #0 [ 375.400418] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 375.402914] Free swap = 0kB [ 375.409772] Call Trace: [ 375.409788] dump_stack+0xf7/0x13b [ 375.409797] warn_alloc.cold.110+0xa2/0x1be [ 375.409804] ? zone_watermark_ok_safe+0x260/0x260 [ 375.409809] ? usleep_range+0x120/0x120 [ 375.409815] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 375.409824] ? call_timer_fn+0x570/0x570 [ 375.409832] ? unreserve_highatomic_pageblock+0x315/0x450 [ 375.409843] __alloc_pages_slowpath+0x2052/0x2650 [ 375.409857] ? warn_alloc+0x100/0x100 [ 375.409864] ? get_page_from_freelist+0x26e/0x23b0 [ 375.416668] Total swap = 0kB [ 375.418983] ? __might_sleep+0x93/0xb0 [ 375.418991] __alloc_pages_nodemask+0x60d/0x770 [ 375.418997] ? retint_kernel+0x2d/0x2d [ 375.419004] ? __alloc_pages_slowpath+0x2650/0x2650 [ 375.419012] ? wait_for_completion+0x440/0x440 [ 375.419022] alloc_pages_current+0xd6/0x1b0 [ 375.419031] ion_page_pool_alloc+0x102/0x180 [ 375.419037] ion_system_heap_allocate+0x14e/0x930 [ 375.419043] ? do_raw_spin_unlock+0x16a/0x250 [ 375.419051] ? ion_system_heap_free+0x270/0x270 [ 375.419062] ion_alloc+0x27f/0x770 [ 375.419072] ? ion_dma_buf_release+0x40/0x40 [ 375.419080] ? kasan_check_write+0x14/0x20 [ 375.419086] ion_ioctl+0xe2/0x1b6 [ 375.419091] ? ion_alloc.cold.15+0x32/0x32 [ 375.419102] do_vfs_ioctl+0x180/0xfb0 [ 375.434200] 1965979 pages RAM [ 375.437274] ? __fget+0x1ad/0x2f0 [ 375.444117] 0 pages HighMem/MovableOnly [ 375.446831] ? ioctl_preallocate+0x1a0/0x1a0 [ 375.462533] 335847 pages reserved [ 375.463357] ? __fget+0x1ca/0x2f0 [ 375.467221] 0 pages cma reserved [ 375.471870] ? security_file_ioctl+0x6a/0xa0 [ 375.471877] ? SyS_clock_settime+0x1a0/0x1a0 [ 375.471880] ? security_file_ioctl+0x6a/0xa0 [ 375.471887] SyS_ioctl+0x74/0x80 [ 375.471893] ? do_vfs_ioctl+0xfb0/0xfb0 [ 375.471899] do_syscall_64+0x1c7/0x5b0 [ 375.471904] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 375.471914] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 375.471920] RIP: 0033:0x45c4a9 [ 375.471923] RSP: 002b:00007f19efdd4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 375.471930] RAX: ffffffffffffffda RBX: 00007f19efdd56d4 RCX: 000000000045c4a9 [ 375.471933] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 375.471936] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 375.471939] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 375.471942] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 375.503510] warn_alloc_show_mem: 4 callbacks suppressed [ 375.503513] Mem-Info: [ 375.513387] Out of memory: Kill process 12836 (syz-executor.4) score 1000 or sacrifice child [ 375.526630] active_anon:6154 inactive_anon:8121 isolated_anon:0 [ 375.526630] active_file:40 inactive_file:0 isolated_file:0 [ 375.526630] unevictable:0 dirty:0 writeback:0 unstable:0 [ 375.526630] slab_reclaimable:11806 slab_unreclaimable:115171 [ 375.526630] mapped:1701 shmem:8395 pagetables:465 bounce:0 [ 375.526630] free:14427 free_pcp:45 free_cma:0 [ 375.538023] Killed process 12840 (syz-executor.4) total-vm:40148kB, anon-rss:128kB, file-rss:0kB, shmem-rss:0kB [ 375.554761] Node 0 active_anon:24092kB inactive_anon:24348kB active_file:132kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6780kB dirty:0kB writeback:0kB shmem:25308kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 375.572825] syz-executor.4: [ 375.584220] Node 1 active_anon:524kB inactive_anon:8136kB active_file:28kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:24kB dirty:0kB writeback:0kB shmem:8272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 375.587656] syz-executor.4: [ 375.594115] Node 0 [ 375.596026] page allocation failure: order:0 [ 375.611871] DMA free:10380kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 375.630982] oom_reaper: reaped process 12840 (syz-executor.4), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 375.642672] lowmem_reserve[]: [ 375.660269] page allocation failure: order:0 [ 375.691941] kworker/u4:3 invoked oom-killer: gfp_mask=0x15080c0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), nodemask= [ 375.714485] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 375.734969] (null) [ 375.772043] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 375.800865] 0 [ 375.817311] (null) [ 375.827624] 2570 [ 375.844598] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 375.846896] 2570 2570 2570 [ 375.856918] Node 0 DMA32 free:18112kB min:36384kB low:45480kB high:54576kB active_anon:24088kB inactive_anon:24348kB active_file:132kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7072kB pagetables:1796kB bounce:0kB free_pcp:328kB local_pcp:120kB free_cma:0kB [ 375.866278] (null) [ 375.894809] , order=3, oom_score_adj=0 [ 375.901350] kworker/u4:3 cpuset=/ mems_allowed=0-1 [ 375.904363] CPU: 0 PID: 12840 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 375.914183] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 375.917428] lowmem_reserve[]: [ 375.923522] Call Trace: [ 375.923524] 0 0 [ 375.926632] dump_stack+0xf7/0x13b [ 375.934671] warn_alloc.cold.110+0xa2/0x1be [ 375.938976] ? zone_watermark_ok_safe+0x260/0x260 [ 375.943803] ? usleep_range+0x120/0x120 [ 375.947388] 0 0 [ 375.947770] ? rcu_read_lock_sched_held+0x108/0x120 [ 375.947779] ? call_timer_fn+0x570/0x570 [ 375.949729] 0 [ 375.954731] __alloc_pages_slowpath+0x2052/0x2650 [ 375.965367] ? warn_alloc+0x100/0x100 [ 375.969289] ? get_page_from_freelist+0x26e/0x23b0 [ 375.969292] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 375.974230] ? __might_sleep+0x93/0xb0 [ 376.003361] __alloc_pages_nodemask+0x60d/0x770 [ 376.008026] ? __alloc_pages_slowpath+0x2650/0x2650 [ 376.013045] ? wait_for_completion+0x440/0x440 [ 376.017616] alloc_pages_current+0xd6/0x1b0 [ 376.021923] ion_page_pool_alloc+0x102/0x180 [ 376.026314] ion_system_heap_allocate+0x14e/0x930 [ 376.031134] ? ion_system_heap_free+0x270/0x270 [ 376.035781] ion_alloc+0x216/0x770 [ 376.037388] lowmem_reserve[]: 0 [ 376.039303] ? ion_dma_buf_release+0x40/0x40 [ 376.039307] 0 [ 376.043359] ? kasan_check_write+0x14/0x20 [ 376.053742] ion_ioctl+0xe2/0x1b6 [ 376.057176] ? ion_alloc.cold.15+0x32/0x32 [ 376.057381] 0 0 0 [ 376.061411] do_vfs_ioctl+0x180/0xfb0 [ 376.061416] ? __fget+0x1ad/0x2f0 [ 376.067352] ? ioctl_preallocate+0x1a0/0x1a0 [ 376.075196] ? __fget+0x1ca/0x2f0 [ 376.077380] Node 1 Normal free:26640kB min:53504kB low:66880kB high:80256kB active_anon:524kB inactive_anon:8136kB active_file:28kB inactive_file:24kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:160kB pagetables:48kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 376.078638] ? security_file_ioctl+0x6a/0xa0 [ 376.078646] ? SyS_clock_settime+0x1a0/0x1a0 [ 376.115494] ? security_file_ioctl+0x6a/0xa0 [ 376.119879] SyS_ioctl+0x74/0x80 [ 376.123227] ? do_vfs_ioctl+0xfb0/0xfb0 [ 376.127180] do_syscall_64+0x1c7/0x5b0 [ 376.131051] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 376.135878] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 376.137378] lowmem_reserve[]: [ 376.141064] RIP: 0033:0x45c4a9 [ 376.141067] 0 [ 376.144147] RSP: 002b:00007f67c2a91c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 376.147320] 0 [ 376.149110] RAX: ffffffffffffffda RBX: 00007f67c2a926d4 RCX: 000000000045c4a9 [ 376.149113] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 376.149116] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 376.149119] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 376.149122] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bf2c [ 376.160973] syz-executor.4 cpuset= [ 376.177254] CPU: 1 PID: 119 Comm: kworker/u4:3 Not tainted 4.14.175-syzkaller #0 [ 376.191576] / [ 376.195461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 376.204180] mems_allowed=0-1 [ 376.206527] Workqueue: events_unbound call_usermodehelper_exec_work [ 376.227026] Call Trace: [ 376.229606] dump_stack+0xf7/0x13b [ 376.233138] dump_header+0x160/0x63f [ 376.236832] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 376.241926] ? ___ratelimit+0x243/0x519 [ 376.245886] ? do_raw_spin_unlock+0x16a/0x250 [ 376.250367] oom_kill_process.cold.24+0xb/0xa1a [ 376.255022] ? out_of_memory+0x7f9/0x1030 [ 376.259155] ? lock_downgrade+0x7f0/0x7f0 [ 376.263300] out_of_memory+0x2b0/0x1030 [ 376.267255] ? oom_killer_disable+0x1a0/0x1a0 [ 376.271753] ? __alloc_pages_slowpath+0xb69/0x2650 [ 376.276667] __alloc_pages_slowpath+0x1ef3/0x2650 [ 376.281506] ? warn_alloc+0x100/0x100 [ 376.285315] ? get_page_from_freelist+0x9ee/0x23b0 [ 376.290250] ? __might_sleep+0x93/0xb0 [ 376.294136] __alloc_pages_nodemask+0x60d/0x770 [ 376.298801] ? __alloc_pages_slowpath+0x2650/0x2650 [ 376.303821] ? rcu_read_lock_sched_held+0x108/0x120 [ 376.308828] ? trace_hardirqs_off+0x10/0x10 [ 376.313137] ? trace_hardirqs_off+0x10/0x10 [ 376.317447] copy_process.part.37+0x244/0x66e0 [ 376.322022] ? find_held_lock+0x36/0x1d0 [ 376.326071] ? __lock_acquire+0x6a4/0x4500 [ 376.330300] ? trace_hardirqs_on+0x10/0x10 [ 376.334523] ? check_noncircular+0x20/0x20 [ 376.338746] ? umh_complete+0x60/0x60 [ 376.342542] ? __cleanup_sighand+0x30/0x30 [ 376.346768] ? __lock_acquire+0x6a4/0x4500 [ 376.350992] ? trace_hardirqs_off+0x10/0x10 [ 376.355304] ? find_held_lock+0x36/0x1d0 [ 376.359437] _do_fork+0x155/0xbb0 [ 376.362867] ? trace_hardirqs_off+0x10/0x10 [ 376.367169] ? fork_idle+0x280/0x280 [ 376.370868] ? trace_hardirqs_off+0x10/0x10 [ 376.375187] kernel_thread+0x24/0x30 [ 376.378887] call_usermodehelper_exec_work+0x17b/0x200 [ 376.384143] ? call_usermodehelper_exec_async+0x4b0/0x4b0 [ 376.389726] process_one_work+0x79e/0x16c0 [ 376.393976] ? pwq_dec_nr_in_flight+0x2b0/0x2b0 [ 376.398651] worker_thread+0xcc/0xee0 [ 376.402458] kthread+0x338/0x400 [ 376.405809] ? process_one_work+0x16c0/0x16c0 [ 376.410290] ? kthread_create_on_node+0xa0/0xa0 [ 376.414954] ret_from_fork+0x24/0x30 [ 376.418662] CPU: 0 PID: 12844 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 376.426559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 376.430602] 0 [ 376.435914] Call Trace: [ 376.435915] 0 0 [ 376.437706] dump_stack+0xf7/0x13b [ 376.437714] warn_alloc.cold.110+0xa2/0x1be [ 376.437721] ? zone_watermark_ok_safe+0x260/0x260 [ 376.437726] ? usleep_range+0x120/0x120 [ 376.437734] ? rcu_read_lock_sched_held+0x108/0x120 [ 376.442287] ? call_timer_fn+0x570/0x570 [ 376.445799] Node 0 [ 376.450107] __alloc_pages_slowpath+0x2052/0x2650 [ 376.450124] ? warn_alloc+0x100/0x100 [ 376.454959] DMA: [ 376.459038] ? get_page_from_freelist+0x26e/0x23b0 [ 376.459052] ? __might_sleep+0x93/0xb0 [ 376.459059] __alloc_pages_nodemask+0x60d/0x770 [ 376.459068] ? __alloc_pages_slowpath+0x2650/0x2650 [ 376.459077] ? wait_for_completion+0x440/0x440 [ 376.464081] 1*4kB [ 376.468126] alloc_pages_current+0xd6/0x1b0 [ 376.468136] ion_page_pool_alloc+0x102/0x180 [ 376.468142] ion_system_heap_allocate+0x14e/0x930 [ 376.468151] ? ion_system_heap_free+0x270/0x270 [ 376.470477] (M) [ 376.475310] ion_alloc+0x216/0x770 [ 376.479120] 9*8kB [ 376.481146] ? ion_dma_buf_release+0x40/0x40 [ 376.486046] (UM) [ 376.489921] ? kasan_check_write+0x14/0x20 [ 376.489929] ion_ioctl+0xe2/0x1b6 [ 376.489934] ? ion_alloc.cold.15+0x32/0x32 [ 376.489945] do_vfs_ioctl+0x180/0xfb0 [ 376.494588] 22*16kB [ 376.499581] ? __fget+0x1ad/0x2f0 [ 376.499588] ? ioctl_preallocate+0x1a0/0x1a0 [ 376.499596] ? __fget+0x1ca/0x2f0 [ 376.499607] ? security_file_ioctl+0x6a/0xa0 [ 376.504163] (UM) [ 376.506302] ? SyS_clock_settime+0x1a0/0x1a0 [ 376.510617] 13*32kB [ 376.514985] ? security_file_ioctl+0x6a/0xa0 [ 376.514993] SyS_ioctl+0x74/0x80 [ 376.519849] (UME) [ 376.524476] ? do_vfs_ioctl+0xfb0/0xfb0 [ 376.526424] 3*64kB [ 376.529941] do_syscall_64+0x1c7/0x5b0 [ 376.529946] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 376.529957] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 376.529962] RIP: 0033:0x45c4a9 [ 376.532103] (UME) [ 376.536487] RSP: 002b:00007f67c2a70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 376.538559] 7*128kB [ 376.542747] RAX: ffffffffffffffda RBX: 00007f67c2a716d4 RCX: 000000000045c4a9 [ 376.546178] (UME) [ 376.550387] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 376.550390] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 376.550393] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 376.550396] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 376.561540] Mem-Info: [ 376.580191] 3*256kB [ 376.587033] active_anon:6132 inactive_anon:8121 isolated_anon:0 [ 376.587033] active_file:12 inactive_file:12 isolated_file:0 [ 376.587033] unevictable:0 dirty:0 writeback:0 unstable:0 [ 376.587033] slab_reclaimable:11806 slab_unreclaimable:115157 [ 376.587033] mapped:1695 shmem:8395 pagetables:465 bounce:0 [ 376.587033] free:13763 free_pcp:81 free_cma:0 [ 376.605658] (UME) [ 376.627849] Node 0 active_anon:24004kB inactive_anon:24348kB active_file:36kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6780kB dirty:0kB writeback:0kB shmem:25308kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 376.638768] 3*512kB [ 376.707387] Node 1 active_anon:524kB inactive_anon:8136kB active_file:12kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 376.777529] Node 0 DMA free:10380kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 376.817636] Mem-Info: [ 376.822102] active_anon:6132 inactive_anon:8121 isolated_anon:0 [ 376.822102] active_file:112 inactive_file:194 isolated_file:0 [ 376.822102] unevictable:0 dirty:0 writeback:0 unstable:0 [ 376.822102] slab_reclaimable:11806 slab_unreclaimable:115157 [ 376.822102] mapped:1895 shmem:8395 pagetables:465 bounce:0 [ 376.822102] free:46779 free_pcp:353 free_cma:0 [ 376.875050] (UME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10380kB [ 376.885423] Node 0 DMA32: 26199*4kB (UE) 6438*8kB (UME) 103*16kB (UE) 310*32kB (U) 44*64kB (UM) 4*128kB (M) 4*256kB (UM) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 172220kB [ 376.897401] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 376.904128] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 376.905764] Node 0 [ 376.942867] Node 0 active_anon:24004kB inactive_anon:24348kB active_file:736kB inactive_file:3260kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:9780kB dirty:100kB writeback:0kB shmem:25308kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 376.977424] DMA32 free:239644kB min:36384kB low:45480kB high:54576kB active_anon:24000kB inactive_anon:24348kB active_file:736kB inactive_file:3260kB unevictable:0kB writepending:148kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7072kB pagetables:1796kB bounce:0kB free_pcp:1300kB local_pcp:624kB free_cma:0kB [ 376.977558] Node 1 [ 377.010880] Node 1 active_anon:524kB inactive_anon:8136kB active_file:0kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 377.060788] Normal: 19*4kB (UM) 2*8kB (M) 2*16kB (UM) 830*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26684kB [ 377.091912] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 377.120023] lowmem_reserve[]: 0 0 0 0 0 [ 377.124055] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 377.124370] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 377.170374] Node 0 DMA free:10380kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 377.223174] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 377.228749] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 377.237420] lowmem_reserve[]: 0 0 0 0 0 [ 377.241294] Node 0 DMA32 free:359472kB min:36384kB low:45480kB high:54576kB active_anon:24092kB inactive_anon:24348kB active_file:784kB inactive_file:3596kB unevictable:0kB writepending:136kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7072kB pagetables:1796kB bounce:0kB free_pcp:1420kB local_pcp:732kB free_cma:0kB [ 377.241615] Node 1 [ 377.276204] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 377.298748] syz-executor.4: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 377.302289] 9497 total pagecache pages [ 377.339160] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 377.340967] 0 pages in swap cache [ 377.344311] CPU: 0 PID: 12844 Comm: syz-executor.4 Not tainted 4.14.175-syzkaller #0 [ 377.344314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 377.344317] Call Trace: [ 377.344329] dump_stack+0xf7/0x13b [ 377.344340] warn_alloc.cold.110+0xa2/0x1be [ 377.348938] Swap cache stats: add 0, delete 0, find 0/0 [ 377.355659] ? zone_watermark_ok_safe+0x260/0x260 [ 377.355675] ? __alloc_pages_direct_compact+0xc2/0x330 [ 377.355687] __alloc_pages_slowpath+0x2052/0x2650 [ 377.369543] lowmem_reserve[]: [ 377.371211] ? trace_hardirqs_off+0x10/0x10 [ 377.371223] ? warn_alloc+0x100/0x100 [ 377.377563] 0 [ 377.380908] ? get_page_from_freelist+0x9ee/0x23b0 [ 377.380921] ? __might_sleep+0x93/0xb0 [ 377.397392] 0 [ 377.399234] __alloc_pages_nodemask+0x60d/0x770 [ 377.399241] ? trace_hardirqs_off+0x10/0x10 [ 377.399249] ? __mutex_unlock_slowpath+0x29b/0x7e0 [ 377.403613] 0 [ 377.407376] ? __alloc_pages_slowpath+0x2650/0x2650 [ 377.407392] ? wait_for_completion+0x440/0x440 [ 377.407401] alloc_pages_current+0xd6/0x1b0 [ 377.407411] ion_page_pool_alloc+0x102/0x180 [ 377.407417] ion_system_heap_allocate+0x14e/0x930 [ 377.407422] ? do_raw_spin_unlock+0x16a/0x250 [ 377.407429] ? ion_system_heap_free+0x270/0x270 [ 377.407439] ion_alloc+0x27f/0x770 [ 377.409594] 0 [ 377.414163] ? ion_dma_buf_release+0x40/0x40 [ 377.414174] ? kasan_check_write+0x14/0x20 [ 377.414180] ion_ioctl+0xe2/0x1b6 [ 377.414185] ? ion_alloc.cold.15+0x32/0x32 [ 377.418352] Free swap = 0kB [ 377.419865] do_vfs_ioctl+0x180/0xfb0 [ 377.419872] ? __fget+0x1ad/0x2f0 [ 377.419879] ? ioctl_preallocate+0x1a0/0x1a0 [ 377.427566] Total swap = 0kB [ 377.428967] ? __fget+0x1ca/0x2f0 [ 377.428978] ? security_file_ioctl+0x6a/0xa0 [ 377.428985] ? SyS_clock_settime+0x1a0/0x1a0 [ 377.428991] ? security_file_ioctl+0x6a/0xa0 [ 377.433951] 1965979 pages RAM [ 377.435691] SyS_ioctl+0x74/0x80 [ 377.435698] ? do_vfs_ioctl+0xfb0/0xfb0 [ 377.435704] do_syscall_64+0x1c7/0x5b0 [ 377.435710] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 377.447405] 0 [ 377.449620] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 377.449627] RIP: 0033:0x45c4a9 [ 377.449629] RSP: 002b:00007f67c2a70c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 377.449635] RAX: ffffffffffffffda RBX: 00007f67c2a716d4 RCX: 000000000045c4a9 [ 377.449640] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 377.458918] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 377.458922] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 377.458924] R13: 0000000000000365 R14: 00000000004c59ae R15: 000000000076bfcc [ 377.497412] Normal free:104984kB min:53504kB low:66880kB high:80256kB active_anon:524kB inactive_anon:8136kB active_file:12kB inactive_file:16kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:160kB pagetables:48kB bounce:0kB free_pcp:1324kB local_pcp:4kB free_cma:0kB [ 377.508959] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 377.529936] lowmem_reserve[]: [ 377.537384] 0 pages HighMem/MovableOnly [ 377.543331] 0 [ 377.544399] 335847 pages reserved [ 377.544402] 0 pages cma reserved [ 377.580679] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 377.589004] 0 [ 377.635884] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 377.639188] warn_alloc_show_mem: 1 callbacks suppressed [ 377.639191] Mem-Info: [ 377.651946] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 377.661747] 0 [ 377.683110] active_anon:6155 inactive_anon:8121 isolated_anon:0 [ 377.683110] active_file:611 inactive_file:526 isolated_file:0 [ 377.683110] unevictable:0 dirty:34 writeback:0 unstable:0 [ 377.683110] slab_reclaimable:11804 slab_unreclaimable:116342 [ 377.683110] mapped:2623 shmem:8395 pagetables:465 bounce:0 [ 377.683110] free:94485 free_pcp:66 free_cma:0 [ 377.717357] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 377.742271] 0 0 [ 377.770376] Node 0 DMA: 1*4kB (M) 9*8kB (UM) 21*16kB (UM) 14*32kB (UME) 3*64kB (UME) 7*128kB (UME) 3*256kB (UME) 3*512kB (UME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10396kB [ 377.789546] Node 0 DMA32: 76*4kB (ME) 7551*8kB (UE) 6805*16kB (UE) 1352*32kB (UM) 2*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 212984kB [ 377.805319] Node 0 active_anon:24196kB inactive_anon:24348kB active_file:3132kB inactive_file:1988kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:10792kB dirty:136kB writeback:0kB shmem:25308kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 377.833690] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 377.845472] Node 1 Normal: 9420*4kB (UM) 1613*8kB (UM) 808*16kB (UM) 1299*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 105080kB [ 377.864163] Node 1 active_anon:524kB inactive_anon:8136kB active_file:12kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 377.887326] lowmem_reserve[]: 0 0 0 0 0 [ 377.903959] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 377.905450] Node 1 [ 377.921925] chnl_net:caif_netlink_parms(): no params data found [ 377.933100] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 377.941877] Normal free:104984kB min:53504kB low:66880kB high:80256kB active_anon:524kB inactive_anon:8136kB active_file:12kB inactive_file:16kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:160kB pagetables:48kB bounce:0kB free_pcp:8kB local_pcp:4kB free_cma:0kB [ 377.974449] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 377.994418] syz-executor.1: page allocation failure: order:5, mode:0x1084020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 378.005116] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 378.010219] CPU: 0 PID: 12841 Comm: syz-executor.1 Not tainted 4.14.175-syzkaller #0 [ 378.018115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 378.027480] Call Trace: [ 378.030072] dump_stack+0xf7/0x13b [ 378.033635] warn_alloc.cold.110+0xa2/0x1be [ 378.037961] ? zone_watermark_ok_safe+0x260/0x260 [ 378.042813] ? get_page_from_freelist+0x9ee/0x23b0 [ 378.047325] lowmem_reserve[]: 0 0 0 [ 378.047756] __alloc_pages_slowpath+0x2052/0x2650 [ 378.047760] 0 [ 378.051378] ? warn_alloc+0x100/0x100 [ 378.056197] 0 [ 378.057983] ? get_page_from_freelist+0x9ee/0x23b0 [ 378.057991] ? get_page_from_freelist+0x9ee/0x23b0 [ 378.057999] ? trace_hardirqs_on+0x10/0x10 [ 378.058007] __alloc_pages_nodemask+0x60d/0x770 [ 378.058015] ? __alloc_pages_slowpath+0x2650/0x2650 [ 378.087276] ? __alloc_pages_nodemask+0x61a/0x770 [ 378.092103] Node 0 [ 378.092107] ? __alloc_pages_slowpath+0x2650/0x2650 [ 378.092117] cache_grow_begin+0x80/0x3f0 [ 378.094341] DMA: [ 378.099339] fallback_alloc+0x203/0x2c0 [ 378.099346] ____cache_alloc_node+0x1c7/0x1e0 [ 378.099353] __kmalloc+0x213/0x7b0 [ 378.099357] ? kmem_cache_alloc_trace+0x63e/0x7a0 [ 378.099365] ? batadv_hash_new+0xa2/0x280 [ 378.099372] batadv_hash_new+0xa2/0x280 [ 378.099378] ? trace_hardirqs_on+0xd/0x10 [ 378.099387] batadv_tt_init+0x255/0x370 [ 378.127311] 1*4kB [ 378.130493] batadv_mesh_init+0x46b/0x600 [ 378.134616] (M) [ 378.138609] batadv_softif_init_late+0xa38/0xd00 [ 378.138615] ? batadv_interface_stats+0x180/0x180 [ 378.138624] ? __lockdep_init_map+0x105/0x550 [ 378.138635] register_netdevice+0x252/0xe50 [ 378.165437] ? alloc_netdev_mqs+0x797/0xb40 [ 378.169759] ? security_capable+0x6f/0xa0 [ 378.173899] ? netdev_change_features+0x80/0x80 [ 378.177298] 9*8kB (UM) [ 378.178560] ? rtnl_create_link+0x1a8/0x950 [ 378.178565] ? ns_capable+0xe/0x10 [ 378.181137] 21*16kB [ 378.185436] ? __netlink_ns_capable+0xc3/0xf0 [ 378.195770] rtnl_newlink+0x10d8/0x1390 [ 378.199740] ? rtnl_newlink+0x329/0x1390 [ 378.203806] ? rtnl_link_unregister+0x270/0x270 [ 378.207291] (UM) [ 378.208459] ? finish_task_switch+0x178/0x650 [ 378.208463] ? finish_task_switch+0x14d/0x650 [ 378.210517] 14*32kB [ 378.215003] ? __mutex_lock+0x8b7/0x14c0 [ 378.225829] ? lock_downgrade+0x7f0/0x7f0 [ 378.229991] ? do_raw_spin_unlock+0x16a/0x250 [ 378.234507] rtnetlink_rcv_msg+0x34c/0x9e0 [ 378.238740] ? rtnl_bridge_getlink+0x760/0x760 [ 378.243317] ? find_held_lock+0x36/0x1d0 [ 378.247303] (UME) 3*64kB [ 378.247375] netlink_rcv_skb+0x133/0x370 [ 378.247376] (UME) 7*128kB [ 378.250115] ? rtnl_bridge_getlink+0x760/0x760 [ 378.254161] (UME) [ 378.256988] ? netlink_ack+0xa00/0xa00 [ 378.267547] ? netlink_deliver_tap+0x8e/0x920 [ 378.272038] rtnetlink_rcv+0x10/0x20 [ 378.275759] netlink_unicast+0x40b/0x600 [ 378.279817] ? netlink_attachskb+0x6d0/0x6d0 [ 378.284223] netlink_sendmsg+0x730/0xbd0 [ 378.287298] 3*256kB (UME) [ 378.288275] ? netlink_unicast+0x600/0x600 [ 378.288276] 3*512kB (UME) [ 378.291102] ? selinux_socket_sendmsg+0x31/0x40 [ 378.295321] 2*1024kB [ 378.298143] ? security_socket_sendmsg+0x6a/0xa0 [ 378.298148] ? netlink_unicast+0x600/0x600 [ 378.298154] sock_sendmsg+0xb5/0xf0 [ 378.298161] SYSC_sendto+0x1e3/0x2c0 [ 378.298167] ? SYSC_connect+0x2a0/0x2a0 [ 378.325453] ? copy_page_range+0x1d10/0x1d10 [ 378.327293] (ME) 2*2048kB [ 378.329850] ? find_held_lock+0x36/0x1d0 [ 378.329863] ? __do_page_fault+0x479/0xb00 [ 378.332685] (UE) [ 378.336730] ? up_read+0x1a/0x40 [ 378.346352] ? __do_page_fault+0x479/0xb00 [ 378.350595] ? _raw_spin_unlock_irq+0x60/0x80 [ 378.355095] ? do_syscall_64+0x4c/0x5b0 [ 378.359067] ? SyS_getpeername+0x10/0x10 [ 378.363123] SyS_sendto+0x9/0x10 [ 378.366480] do_syscall_64+0x1c7/0x5b0 [ 378.370359] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.375199] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 378.377289] 0*4096kB [ 378.380372] RIP: 0033:0x4161a3 [ 378.380376] = 10396kB [ 378.382757] RSP: 002b:00007ffe395c7a08 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 378.385950] Node 0 [ 378.388335] RAX: ffffffffffffffda RBX: 0000000000c82200 RCX: 00000000004161a3 [ 378.388338] RDX: 000000000000003c RSI: 0000000000c82250 RDI: 0000000000000003 [ 378.388340] RBP: 0000000000000000 R08: 00007ffe395c7a10 R09: 000000000000000c [ 378.388343] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 378.388345] R13: 0000000000000000 R14: 0000000000c82250 R15: 0000000000000003 [ 378.399241] Node 0 DMA free:10552kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:32kB pagetables:16kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 378.399253] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 378.399267] Node 0 DMA32 free:45496kB min:36384kB low:45480kB high:54576kB active_anon:24192kB inactive_anon:24348kB active_file:3376kB inactive_file:1792kB unevictable:0kB writepending:148kB present:3129332kB managed:2634428kB mlocked:0kB kernel_stack:7104kB pagetables:1796kB bounce:0kB free_pcp:888kB local_pcp:728kB free_cma:0kB [ 378.399276] lowmem_reserve[]: 0 0 0 0 0 [ 378.399289] Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 378.399297] lowmem_reserve[]: 0 0 0 0 0 [ 378.399310] Node 1 Normal free:232100kB min:53504kB low:66880kB high:80256kB active_anon:524kB inactive_anon:8136kB active_file:12kB inactive_file:16kB unevictable:0kB writepending:20kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:160kB pagetables:48kB bounce:0kB free_pcp:228kB local_pcp:108kB free_cma:0kB [ 378.399320] lowmem_reserve[]: 0 0 0 0 0 [ 378.399332] Node 0 DMA: 2*4kB (UM) 2*8kB (UM) 2*16kB (UM) 2*32kB (ME) 13*64kB (UME) 9*128kB (UME) 3*256kB (UME) 3*512kB (UME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10552kB [ 378.399384] Node 0 DMA32: 46*4kB (E) 39*8kB (UE) 78*16kB (UME) 6*32kB (UM) 247*64kB (UM) 37*128kB (U) 18*256kB (U) 14*512kB (U) 11*1024kB (U) 0*2048kB 0*4096kB = 45520kB [ 378.399438] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 378.399472] Node 1 Normal: 1*4kB (M) 0*8kB 0*16kB 703*32kB (U) 2513*64kB (UM) 105*128kB (U) 130*256kB (U) 4*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 232100kB [ 378.399519] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 378.399522] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 378.399526] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 378.399530] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 378.399533] 9709 total pagecache pages [ 378.399541] 0 pages in swap cache [ 378.399545] Swap cache stats: add 0, delete 0, find 0/0 [ 378.399547] Free swap = 0kB [ 378.399550] Total swap = 0kB [ 378.399555] 1965979 pages RAM [ 378.399558] 0 pages HighMem/MovableOnly [ 378.399560] 335847 pages reserved [ 378.399563] 0 pages cma reserved [ 378.407428] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 378.487564] DMA32: [ 378.677351] 9700 total pagecache pages [ 378.747330] 0 pages in swap cache [ 378.750825] Swap cache stats: add 0, delete 0, find 0/0 [ 378.756182] Free swap = 0kB [ 378.781018] Total swap = 0kB [ 378.784082] 1965979 pages RAM [ 378.787175] 0 pages HighMem/MovableOnly [ 378.801023] 335847 pages reserved [ 378.804516] 0 pages cma reserved [ 378.851458] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: (null) [ 378.861624] ------------[ cut here ]------------ [ 378.866388] WARNING: CPU: 0 PID: 12841 at lib/debugobjects.c:290 debug_print_object.cold.13+0xa7/0xdb [ 378.875760] Kernel panic - not syncing: panic_on_warn set ... [ 378.875760] [ 378.883124] CPU: 0 PID: 12841 Comm: syz-executor.1 Not tainted 4.14.175-syzkaller #0 [ 378.890999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 378.900363] Call Trace: [ 378.902959] dump_stack+0xf7/0x13b [ 378.906500] ? debug_print_object.cold.13+0xa7/0xdb [ 378.911510] panic+0x1b0/0x358 [ 378.914700] ? add_taint.cold.5+0x11/0x11 [ 378.918846] ? debug_print_object.cold.13+0xa7/0xdb [ 378.923855] __warn.cold.8+0x25/0x2c [ 378.927565] ? debug_print_object.cold.13+0xa7/0xdb [ 378.932569] report_bug+0x1a4/0x1f3 [ 378.936192] do_error_trap+0x1bd/0x310 [ 378.940069] ? math_error+0x300/0x300 [ 378.943861] ? vprintk_emit+0x1be/0x4e0 [ 378.947834] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 378.952672] do_invalid_op+0x1b/0x20 [ 378.956380] invalid_op+0x1b/0x40 [ 378.959832] RIP: 0010:debug_print_object.cold.13+0xa7/0xdb [ 378.965440] RSP: 0018:ffff8880a0dcf038 EFLAGS: 00010082 [ 378.970795] RAX: 0000000000000061 RBX: 0000000000000005 RCX: 0000000000000000 [ 378.978058] RDX: 0000000000000061 RSI: ffffffff86cbeaa0 RDI: ffffed10141b9dfe [ 378.985317] RBP: ffff8880a0dcf060 R08: 0000000000000001 R09: 0000000000000000 [ 378.992582] R10: 0000000000000028 R11: dffffc0000000000 R12: ffffffff86cb9ce0 [ 378.999843] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff87f8e860 [ 379.007130] ? debug_print_object.cold.13+0xa7/0xdb [ 379.012132] debug_object_assert_init+0x24d/0x370 [ 379.016957] ? debug_object_init_on_stack+0x20/0x20 [ 379.021973] del_timer+0x6c/0xf0 [ 379.025318] ? trigger_dyntick_cpu.isra.24+0x1a0/0x1a0 [ 379.030574] ? trace_hardirqs_off+0x10/0x10 [ 379.034894] try_to_grab_pending+0x219/0x590 [ 379.039289] __cancel_work_timer+0x93/0x420 [ 379.043591] ? batadv_tvlv_handler_get+0x158/0x260 [ 379.048499] ? cancel_delayed_work+0x10/0x10 [ 379.052889] ? batadv_tvlv_handler_get+0x175/0x260 [ 379.057802] cancel_delayed_work_sync+0xe/0x10 [ 379.062366] batadv_nc_mesh_free+0x3e/0x116 [ 379.067631] batadv_mesh_free+0x73/0x160 [ 379.071694] batadv_mesh_init+0x531/0x600 [ 379.075821] batadv_softif_init_late+0xa38/0xd00 [ 379.080557] ? batadv_interface_stats+0x180/0x180 [ 379.085378] ? __lockdep_init_map+0x105/0x550 [ 379.089856] register_netdevice+0x252/0xe50 [ 379.094156] ? alloc_netdev_mqs+0x797/0xb40 [ 379.098456] ? security_capable+0x6f/0xa0 [ 379.102590] ? netdev_change_features+0x80/0x80 [ 379.107244] ? rtnl_create_link+0x1a8/0x950 [ 379.111562] ? ns_capable+0xe/0x10 [ 379.115101] ? __netlink_ns_capable+0xc3/0xf0 [ 379.119579] rtnl_newlink+0x10d8/0x1390 [ 379.123545] ? rtnl_newlink+0x329/0x1390 [ 379.127592] ? rtnl_link_unregister+0x270/0x270 [ 379.132248] ? finish_task_switch+0x178/0x650 [ 379.136720] ? finish_task_switch+0x14d/0x650 [ 379.141204] ? __mutex_lock+0x8b7/0x14c0 [ 379.145247] ? lock_downgrade+0x7f0/0x7f0 [ 379.149379] ? do_raw_spin_unlock+0x16a/0x250 [ 379.153869] rtnetlink_rcv_msg+0x34c/0x9e0 [ 379.158080] ? rtnl_bridge_getlink+0x760/0x760 [ 379.162641] ? find_held_lock+0x36/0x1d0 [ 379.166701] netlink_rcv_skb+0x133/0x370 [ 379.170740] ? rtnl_bridge_getlink+0x760/0x760 [ 379.175298] ? netlink_ack+0xa00/0xa00 [ 379.179164] ? netlink_deliver_tap+0x8e/0x920 [ 379.183636] rtnetlink_rcv+0x10/0x20 [ 379.187355] netlink_unicast+0x40b/0x600 [ 379.191403] ? netlink_attachskb+0x6d0/0x6d0 [ 379.195809] netlink_sendmsg+0x730/0xbd0 [ 379.199853] ? netlink_unicast+0x600/0x600 [ 379.204081] ? selinux_socket_sendmsg+0x31/0x40 [ 379.208729] ? security_socket_sendmsg+0x6a/0xa0 [ 379.213466] ? netlink_unicast+0x600/0x600 [ 379.217691] sock_sendmsg+0xb5/0xf0 [ 379.221300] SYSC_sendto+0x1e3/0x2c0 [ 379.225016] ? SYSC_connect+0x2a0/0x2a0 [ 379.228975] ? copy_page_range+0x1d10/0x1d10 [ 379.233366] ? find_held_lock+0x36/0x1d0 [ 379.237413] ? __do_page_fault+0x479/0xb00 [ 379.241633] ? up_read+0x1a/0x40 [ 379.244984] ? __do_page_fault+0x479/0xb00 [ 379.249200] ? _raw_spin_unlock_irq+0x60/0x80 [ 379.253675] ? do_syscall_64+0x4c/0x5b0 [ 379.257632] ? SyS_getpeername+0x10/0x10 [ 379.261670] SyS_sendto+0x9/0x10 [ 379.265015] do_syscall_64+0x1c7/0x5b0 [ 379.268881] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 379.273718] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 379.278886] RIP: 0033:0x4161a3 [ 379.282061] RSP: 002b:00007ffe395c7a08 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 379.289762] RAX: ffffffffffffffda RBX: 0000000000c82200 RCX: 00000000004161a3 [ 379.297032] RDX: 000000000000003c RSI: 0000000000c82250 RDI: 0000000000000003 [ 379.304282] RBP: 0000000000000000 R08: 00007ffe395c7a10 R09: 000000000000000c [ 379.311529] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 379.318774] R13: 0000000000000000 R14: 0000000000c82250 R15: 0000000000000003 [ 379.327991] Kernel Offset: disabled [ 379.331622] Rebooting in 86400 seconds..