17.779215] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 117.809221] Free swap = 0kB [ 117.812627] Total swap = 0kB [ 117.815633] 1965979 pages RAM [ 117.823536] 0 pages HighMem/MovableOnly [ 117.827514] 335857 pages reserved [ 117.848330] 0 pages cma reserved 2020/09/03 14:27:21 result: hanged=false err=executor 3: failed to write control pipe: write |1: broken pipe [ 117.851761] 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. [ 117.890065] lowmem_reserve[]: 0 0 0 0 0 [ 117.894284] 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 [ 117.972222] lowmem_reserve[]: 0 0 0 0 0 [ 117.976349] Node 1 Normal free:854968kB min:53504kB low:66880kB high:80256kB active_anon:508kB inactive_anon:8kB active_file:532kB inactive_file:408kB unevictable:0kB writepending:16kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:192kB pagetables:76kB bounce:0kB free_pcp:1344kB local_pcp:724kB free_cma:0kB [ 117.978327] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 118.072579] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 118.082748] 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. [ 118.088492] lowmem_reserve[]: 0 0 0 0 0 [ 118.158906] Node 0 DMA: 19*4kB (U) 23*8kB (U) 3*16kB (U) 6*32kB (U) 1*64kB (U) 0*128kB 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 1*4096kB (M) = 10548kB [ 118.168320] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 118.206419] Node 0 DMA32: 878*4kB (UME) 2032*8kB (UME) 643*16kB (UME) 456*32kB (UME) 3*64kB (UM) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 44968kB [ 118.214814] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 118.249015] 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 [ 118.268937] Node 1 Normal: 1*4kB (U) 1*8kB (M) 1*16kB (U) 4*32kB (UME) 0*64kB 1*128kB (U) 0*256kB 2*512kB (UM) 340*1024kB (UM) 18*2048kB (U) 0*4096kB = 386332kB [ 118.282263] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 118.308317] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 118.317180] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 118.352835] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 118.386528] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 118.399554] 5347 total pagecache pages [ 118.403465] 0 pages in swap cache [ 118.406909] Swap cache stats: add 0, delete 0, find 0/0 [ 118.430662] Free swap = 0kB [ 118.433696] Total swap = 0kB [ 118.436768] 1965979 pages RAM [ 118.459574] 0 pages HighMem/MovableOnly [ 118.463568] 335857 pages reserved [ 118.467003] 0 pages cma reserved [ 118.484280] Out of memory: Kill process 6445 (syz-execprog) score 1 or sacrifice child [ 118.524631] syz-executor.1: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 118.534623] Killed process 8712 (syz-executor.2) total-vm:39756kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB [ 118.551411] syz-executor.1: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 118.556861] syz-executor.4: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 118.566455] syz-executor.1 cpuset= [ 118.585985] syz-executor.1 cpuset= [ 118.588576] syz-executor.4 cpuset= [ 118.589584] / mems_allowed=0-1 [ 118.596647] / [ 118.611534] / [ 118.612452] rs:main Q:Reg invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask= [ 118.613265] mems_allowed=0-1 [ 118.614970] (null) [ 118.633052] CPU: 1 PID: 8489 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 118.642992] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.645037] mems_allowed=0-1 [ 118.652357] Call Trace: [ 118.652374] dump_stack+0xf7/0x13b [ 118.652382] warn_alloc.cold.110+0xa2/0x1be [ 118.652389] ? zone_watermark_ok_safe+0x260/0x260 [ 118.652403] ? __alloc_pages_direct_compact+0xc2/0x330 [ 118.652410] __alloc_pages_slowpath+0x2052/0x2650 [ 118.652422] ? trace_hardirqs_off+0x10/0x10 [ 118.652430] ? warn_alloc+0x100/0x100 [ 118.652436] ? get_page_from_freelist+0x9ee/0x23b0 [ 118.652448] ? __might_sleep+0x93/0xb0 [ 118.657958] , order=0, oom_score_adj=0 [ 118.658108] __alloc_pages_nodemask+0x60d/0x770 [ 118.661695] rs:main Q:Reg cpuset= [ 118.665968] ? retint_kernel+0x2d/0x2d [ 118.688224] / [ 118.688914] ? __alloc_pages_slowpath+0x2650/0x2650 [ 118.693814] mems_allowed=0-1 [ 118.697683] ? wait_for_completion+0x440/0x440 [ 118.727860] ? __alloc_pages_nodemask+0x20f/0x770 [ 118.732681] alloc_pages_current+0xd6/0x1b0 [ 118.736981] ion_page_pool_alloc+0x102/0x180 [ 118.741366] ion_system_heap_allocate+0x14e/0x930 [ 118.746184] ? do_raw_spin_unlock+0x16a/0x250 [ 118.750655] ? ion_system_heap_free+0x270/0x270 [ 118.755305] ion_alloc+0x27f/0x770 [ 118.758825] ? ion_dma_buf_release+0x40/0x40 [ 118.763214] ? kasan_check_write+0x14/0x20 [ 118.767451] ion_ioctl+0xe2/0x1b6 [ 118.770900] ? ion_alloc.cold.15+0x32/0x32 [ 118.775568] do_vfs_ioctl+0x180/0xfb0 [ 118.779360] ? __fget+0x1ad/0x2f0 [ 118.782798] ? ioctl_preallocate+0x1a0/0x1a0 [ 118.787190] ? __fget+0x1ca/0x2f0 [ 118.790621] ? security_file_ioctl+0x6a/0xa0 [ 118.795008] ? SyS_clock_settime+0x1a0/0x1a0 [ 118.799417] ? security_file_ioctl+0x6a/0xa0 [ 118.803805] SyS_ioctl+0x74/0x80 [ 118.807149] ? do_vfs_ioctl+0xfb0/0xfb0 [ 118.811102] do_syscall_64+0x1c7/0x5b0 [ 118.814963] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 118.819841] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 118.825005] RIP: 0033:0x45c529 [ 118.828217] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 118.835900] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 118.843252] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 118.850497] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 118.857760] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 118.865014] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 118.872274] CPU: 0 PID: 8490 Comm: syz-executor.4 Not tainted 4.14.196-syzkaller #0 [ 118.880075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.889419] Call Trace: [ 118.892000] dump_stack+0xf7/0x13b [ 118.895526] warn_alloc.cold.110+0xa2/0x1be [ 118.899831] ? zone_watermark_ok_safe+0x260/0x260 [ 118.904659] ? usleep_range+0x120/0x120 [ 118.908618] ? rcu_read_lock_sched_held+0x108/0x120 [ 118.913619] ? call_timer_fn+0x570/0x570 [ 118.917667] __alloc_pages_slowpath+0x2052/0x2650 [ 118.922494] ? warn_alloc+0x100/0x100 [ 118.926272] ? get_page_from_freelist+0x26e/0x23b0 [ 118.931191] ? __might_sleep+0x93/0xb0 [ 118.935065] __alloc_pages_nodemask+0x60d/0x770 [ 118.939720] ? __alloc_pages_slowpath+0x2650/0x2650 [ 118.944722] ? wait_for_completion+0x440/0x440 [ 118.949288] alloc_pages_current+0xd6/0x1b0 [ 118.953596] ion_page_pool_alloc+0x102/0x180 [ 118.957982] ion_system_heap_allocate+0x14e/0x930 [ 118.962802] ? do_raw_spin_unlock+0x16a/0x250 [ 118.967299] ? ion_system_heap_free+0x270/0x270 [ 118.971955] ion_alloc+0x27f/0x770 [ 118.975497] ? ion_dma_buf_release+0x40/0x40 [ 118.980319] ? kasan_check_write+0x14/0x20 [ 118.984532] ion_ioctl+0xe2/0x1b6 [ 118.987961] ? ion_alloc.cold.15+0x32/0x32 [ 118.992218] do_vfs_ioctl+0x180/0xfb0 [ 118.996017] ? __fget+0x1ad/0x2f0 [ 118.999460] ? ioctl_preallocate+0x1a0/0x1a0 [ 119.003865] ? __fget+0x1ca/0x2f0 [ 119.007297] ? security_file_ioctl+0x6a/0xa0 [ 119.011686] ? SyS_clock_settime+0x1a0/0x1a0 [ 119.016075] ? security_file_ioctl+0x6a/0xa0 [ 119.020465] SyS_ioctl+0x74/0x80 [ 119.023808] ? do_vfs_ioctl+0xfb0/0xfb0 [ 119.027760] do_syscall_64+0x1c7/0x5b0 [ 119.031632] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 119.036464] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 119.041634] RIP: 0033:0x45c529 [ 119.044919] RSP: 002b:00007f6e86ff4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 119.052619] RAX: ffffffffffffffda RBX: 00007f6e86ff56d4 RCX: 000000000045c529 [ 119.059881] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 119.067137] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 119.074390] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 119.081640] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 119.090853] CPU: 1 PID: 8486 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 119.098659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.108030] Call Trace: [ 119.110602] dump_stack+0xf7/0x13b [ 119.114122] warn_alloc.cold.110+0xa2/0x1be [ 119.118419] ? zone_watermark_ok_safe+0x260/0x260 [ 119.123249] ? usleep_range+0x120/0x120 [ 119.127199] ? rcu_read_lock_sched_held+0x108/0x120 [ 119.132217] ? call_timer_fn+0x570/0x570 [ 119.136261] __alloc_pages_slowpath+0x2052/0x2650 [ 119.141086] ? warn_alloc+0x100/0x100 [ 119.144861] ? get_page_from_freelist+0x26e/0x23b0 [ 119.149770] ? __might_sleep+0x93/0xb0 [ 119.153633] __alloc_pages_nodemask+0x60d/0x770 [ 119.158280] ? __alloc_pages_slowpath+0x2650/0x2650 [ 119.163273] ? wait_for_completion+0x440/0x440 [ 119.167832] alloc_pages_current+0xd6/0x1b0 [ 119.172129] ion_page_pool_alloc+0x102/0x180 [ 119.176515] ion_system_heap_allocate+0x14e/0x930 [ 119.181332] ? do_raw_spin_unlock+0x16a/0x250 [ 119.185802] ? ion_system_heap_free+0x270/0x270 [ 119.190451] ion_alloc+0x27f/0x770 [ 119.193968] ? ion_dma_buf_release+0x40/0x40 [ 119.198369] ? kasan_check_write+0x14/0x20 [ 119.202606] ion_ioctl+0xe2/0x1b6 [ 119.206038] ? ion_alloc.cold.15+0x32/0x32 [ 119.210251] do_vfs_ioctl+0x180/0xfb0 [ 119.214025] ? __fget+0x1ad/0x2f0 [ 119.217461] ? ioctl_preallocate+0x1a0/0x1a0 [ 119.221854] ? __fget+0x1ca/0x2f0 [ 119.225289] ? security_file_ioctl+0x6a/0xa0 [ 119.229673] ? SyS_clock_settime+0x1a0/0x1a0 [ 119.234055] ? security_file_ioctl+0x6a/0xa0 [ 119.238443] SyS_ioctl+0x74/0x80 [ 119.241790] ? do_vfs_ioctl+0xfb0/0xfb0 [ 119.245766] do_syscall_64+0x1c7/0x5b0 [ 119.249628] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 119.254591] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 119.259852] RIP: 0033:0x45c529 [ 119.263023] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 119.270708] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 119.277954] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 119.285203] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 119.292519] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 119.299769] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 119.307028] CPU: 0 PID: 5991 Comm: rs:main Q:Reg Not tainted 4.14.196-syzkaller #0 [ 119.311319] warn_alloc_show_mem: 2 callbacks suppressed [ 119.311322] Mem-Info: [ 119.314814] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.320230] active_anon:6434 inactive_anon:4022 isolated_anon:0 [ 119.320230] active_file:12 inactive_file:13 isolated_file:0 [ 119.320230] unevictable:0 dirty:0 writeback:0 unstable:0 [ 119.320230] slab_reclaimable:11381 slab_unreclaimable:115559 [ 119.320230] mapped:1512 shmem:4196 pagetables:448 bounce:0 [ 119.320230] free:13993 free_pcp:18 free_cma:0 [ 119.322558] Call Trace: [ 119.335501] Node 0 active_anon:25168kB inactive_anon:16080kB active_file:32kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6048kB dirty:0kB writeback:0kB shmem:16776kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 119.364673] dump_stack+0xf7/0x13b [ 119.364684] dump_header+0x160/0x63f [ 119.364691] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 119.364696] ? ___ratelimit+0x243/0x519 [ 119.364702] ? do_raw_spin_unlock+0x16a/0x250 [ 119.364709] oom_kill_process.cold.24+0xb/0xa1a [ 119.364713] ? out_of_memory+0x7f9/0x1030 [ 119.364720] ? lock_downgrade+0x7f0/0x7f0 [ 119.364729] out_of_memory+0x2b0/0x1030 [ 119.370945] Node 1 active_anon:568kB inactive_anon:8kB active_file:16kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 119.394835] ? oom_killer_disable+0x1a0/0x1a0 [ 119.394844] ? __alloc_pages_slowpath+0xb69/0x2650 [ 119.394850] __alloc_pages_slowpath+0x1ef3/0x2650 [ 119.394866] ? warn_alloc+0x100/0x100 [ 119.394873] ? get_page_from_freelist+0x26e/0x23b0 [ 119.394887] ? __might_sleep+0x93/0xb0 [ 119.394896] __alloc_pages_nodemask+0x60d/0x770 [ 119.402013] Node 0 [ 119.402134] ? __alloc_pages_slowpath+0x2650/0x2650 [ 119.407231] DMA free:10364kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 119.411179] ? lock_downgrade+0x7f0/0x7f0 [ 119.411192] alloc_pages_current+0xd6/0x1b0 [ 119.411199] __page_cache_alloc+0x1da/0x330 [ 119.411207] filemap_fault+0xbc5/0x1ae0 [ 119.411217] ? __lock_page_or_retry+0x820/0x820 [ 119.411225] ? lock_acquire+0x173/0x400 [ 119.411232] ? ext4_filemap_fault+0x75/0xb0 [ 119.411243] ext4_filemap_fault+0x7d/0xb0 [ 119.415709] lowmem_reserve[]: [ 119.420361] __do_fault+0xf3/0x340 [ 119.420367] __handle_mm_fault+0x2191/0x37d0 [ 119.420374] ? copy_page_range+0x1d10/0x1d10 [ 119.420379] ? find_held_lock+0x36/0x1d0 [ 119.420395] handle_mm_fault+0x234/0x6e0 [ 119.420399] ? find_vma+0x1a/0x150 [ 119.420410] __do_page_fault+0x44d/0xb00 [ 119.428195] 0 [ 119.428679] ? SyS_write+0x1c5/0x250 [ 119.432625] 2570 [ 119.458631] ? vmalloc_fault+0xc90/0xc90 [ 119.458640] ? entry_SYSCALL_64_after_hwframe+0x56/0xbb [ 119.458644] ? page_fault+0x2f/0x50 [ 119.458650] do_page_fault+0x64/0x3fb [ 119.458655] ? page_fault+0x2f/0x50 [ 119.458660] page_fault+0x45/0x50 [ 119.458665] RIP: 0033:0x557e3a0cf490 [ 119.458667] RSP: 002b:00007efcfb580c98 EFLAGS: 00010206 [ 119.458673] RAX: 0000557e3a0cf490 RBX: 0000000000000000 RCX: 00007efcfdfc217f [ 119.458677] RDX: 0000557e3ab5c0e0 RSI: 0000000000000000 RDI: 0000557e3ab5bd70 [ 119.458680] RBP: 0000557e3ab5c288 R08: 0000557e3ab5c0b0 R09: 0000000000000592 [ 119.458682] R10: 0000000000000000 R11: 0000000000000001 R12: 00007efcfb580cd0 [ 119.458685] R13: 0000000000000000 R14: 0000557e3a0ff290 R15: 0000000000000000 [ 119.624063] device hsr_slave_0 entered promiscuous mode [ 119.717575] 2570 2570 2570 [ 119.752466] Node 0 DMA32 free:96472kB min:36384kB low:45480kB high:54576kB active_anon:25168kB inactive_anon:16080kB active_file:32kB inactive_file:32kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6944kB pagetables:1708kB bounce:0kB free_pcp:248kB local_pcp:60kB free_cma:0kB [ 119.808186] Mem-Info: [ 119.808187] lowmem_reserve[]: 0 0 [ 119.810633] active_anon:6434 inactive_anon:4022 isolated_anon:0 [ 119.810633] active_file:137 inactive_file:1081 isolated_file:0 [ 119.810633] unevictable:0 dirty:0 writeback:0 unstable:0 [ 119.810633] slab_reclaimable:11381 slab_unreclaimable:116027 [ 119.810633] mapped:2437 shmem:4196 pagetables:448 bounce:0 [ 119.810633] free:172772 free_pcp:126 free_cma:0 [ 119.810642] Node 0 active_anon:25168kB inactive_anon:16080kB active_file:32kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6048kB dirty:0kB writeback:0kB shmem:16776kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 119.814074] 0 [ 119.888189] Node 1 active_anon:568kB inactive_anon:8kB active_file:516kB inactive_file:4292kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3700kB dirty:0kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 119.922613] 0 0 [ 119.924622] 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 [ 119.948163] Node 0 DMA free:10812kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 119.955453] device hsr_slave_1 entered promiscuous mode [ 119.988181] lowmem_reserve[]: 0 0 0 0 0 [ 119.992200] Node 1 Normal free:866236kB min:53504kB low:66880kB high:80256kB active_anon:568kB inactive_anon:8kB active_file:616kB inactive_file:4032kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:84kB bounce:0kB free_pcp:260kB local_pcp:16kB free_cma:0kB [ 120.008154] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 120.026669] lowmem_reserve[]: 0 0 0 0 0 [ 120.029206] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 120.038316] Node 0 DMA32 free:195584kB min:36384kB low:45480kB high:54576kB active_anon:25168kB inactive_anon:16080kB active_file:32kB inactive_file:232kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6912kB pagetables:1708kB bounce:0kB free_pcp:384kB local_pcp:112kB free_cma:0kB [ 120.071250] lowmem_reserve[]: 0 0 0 0 0 [ 120.073283] Node 0 DMA: 5*4kB (U) 23*8kB (U) 3*16kB (U) 6*32kB (U) 4*64kB (U) 2*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 1*4096kB (M) = 10940kB [ 120.080299] 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 [ 120.094554] Node 0 [ 120.117872] lowmem_reserve[]: 0 0 0 0 0 [ 120.126293] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 120.129269] Node 1 Normal free:903356kB min:53504kB low:66880kB high:80256kB active_anon:544kB inactive_anon:8kB active_file:1268kB inactive_file:3164kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:80kB bounce:0kB free_pcp:468kB local_pcp:452kB free_cma:0kB [ 120.133878] DMA32: [ 120.165805] lowmem_reserve[]: 0 0 0 0 0 [ 120.173363] Node 0 DMA: 5*4kB (U) 23*8kB (U) 3*16kB (U) 6*32kB (U) 4*64kB (U) 2*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB [ 120.174190] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 120.179645] (U) 2*2048kB (UM) 1*4096kB (M) = 10940kB [ 120.193544] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 120.198679] Node 0 DMA32: 705*4kB (UME) 234*8kB (UE) 78*16kB (UE) 251*32kB (UME) 788*64kB (UM) 138*128kB (UM) 95*256kB (UM) 44*512kB (UM) 30*1024kB (UM) 16*2048kB (U) 0*4096kB = 192404kB [ 120.207044] 705*4kB [ 120.224320] Node 0 [ 120.227153] device bridge_slave_1 left promiscuous mode [ 120.227826] Normal: [ 120.229744] bridge0: port 2(bridge_slave_1) entered disabled state [ 120.240874] 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB 2020/09/03 14:27:24 result: hanged=false err=executor 2: EOF [ 120.247243] (UME) 234*8kB (UE) 78*16kB (UE) 251*32kB (UME) 788*64kB (UM) 138*128kB (UM) 95*256kB (UM) 44*512kB (UM) 30*1024kB (UM) 16*2048kB (U) 0*4096kB = 192404kB [ 120.255182] Node 1 Normal: 1*4kB (U) 1*8kB (U) 1*16kB (M) 5*32kB (UME) 1287*64kB (UM) 456*128kB (U) 216*256kB (UM) 102*512kB (U) 465*1024kB (U) 71*2048kB (U) 10*4096kB (U) = 910972kB [ 120.272909] Node 0 [ 120.287049] device bridge_slave_0 left promiscuous mode [ 120.288124] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 120.293711] bridge0: port 1(bridge_slave_0) entered disabled state [ 120.295176] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 120.304060] Normal: [ 120.311196] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 120.322699] 0*4kB [ 120.331407] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 120.333512] 0*8kB [ 120.334041] 6432 total pagecache pages [ 120.345824] 0*16kB [ 120.350281] 0 pages in swap cache [ 120.354306] 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB [ 120.356623] team0 (unregistering): Port device team_slave_1 removed [ 120.357735] Swap cache stats: add 0, delete 0, find 0/0 [ 120.365846] 0*2048kB [ 120.369611] Free swap = 0kB [ 120.374875] 0*4096kB [ 120.376942] Total swap = 0kB [ 120.384553] = 0kB [ 120.388712] team0 (unregistering): Port device team_slave_0 removed [ 120.391107] 1965979 pages RAM [ 120.398952] 0 pages HighMem/MovableOnly [ 120.399417] Node 1 Normal: 1*4kB (U) 1*8kB (U) 1*16kB (M) 5*32kB (UME) 1287*64kB (UM) 456*128kB (U) 216*256kB (UM) 102*512kB (U) 465*1024kB (U) 71*2048kB (U) [ 120.403051] 335857 pages reserved [ 120.404175] 10*4096kB [ 120.418586] 0 pages cma reserved [ 120.425414] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 120.426914] Out of memory: Kill process 6445 (syz-execprog) score 1 or sacrifice child [ 120.435440] (U) [ 120.443642] Killed process 8267 (syz-executor.0) total-vm:39756kB, anon-rss:60kB, file-rss:0kB, shmem-rss:0kB [ 120.458265] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 120.458468] = 910972kB [ 120.467809] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 120.482927] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 120.493034] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 120.498623] bond0 (unregistering): Released all slaves [ 120.503957] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 120.516640] 7098 total pagecache pages [ 120.520810] 0 pages in swap cache [ 120.524261] Swap cache stats: add 0, delete 0, find 0/0 [ 120.529702] Free swap = 0kB [ 120.532710] Total swap = 0kB [ 120.535720] 1965979 pages RAM [ 120.538911] 0 pages HighMem/MovableOnly [ 120.542875] 335857 pages reserved [ 120.546329] 0 pages cma reserved [ 120.937608] syz-executor.4: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 120.964215] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 120.970484] CPU: 0 PID: 8735 Comm: syz-executor.4 Not tainted 4.14.196-syzkaller #0 [ 120.978279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.987623] Call Trace: [ 120.990204] dump_stack+0xf7/0x13b [ 120.993736] warn_alloc.cold.110+0xa2/0x1be [ 120.998046] ? zone_watermark_ok_safe+0x260/0x260 [ 121.002896] ? __alloc_pages_direct_compact+0xc2/0x330 [ 121.008167] __alloc_pages_slowpath+0x2052/0x2650 [ 121.013015] ? trace_hardirqs_off+0x10/0x10 [ 121.017331] ? warn_alloc+0x100/0x100 [ 121.021120] ? get_page_from_freelist+0x9ee/0x23b0 [ 121.026063] ? __might_sleep+0x93/0xb0 [ 121.029954] __alloc_pages_nodemask+0x60d/0x770 [ 121.034615] ? trace_hardirqs_off+0x10/0x10 [ 121.038926] ? lock_downgrade+0x7f0/0x7f0 [ 121.043091] ? __alloc_pages_slowpath+0x2650/0x2650 [ 121.048117] ? wait_for_completion+0x440/0x440 [ 121.052704] alloc_pages_current+0xd6/0x1b0 [ 121.057046] ion_page_pool_alloc+0x102/0x180 [ 121.061455] ion_system_heap_allocate+0x14e/0x930 [ 121.066305] ? ion_system_heap_free+0x270/0x270 [ 121.070986] ion_alloc+0x216/0x770 [ 121.074542] ? ion_dma_buf_release+0x40/0x40 [ 121.078949] ? kasan_check_write+0x14/0x20 [ 121.083185] ion_ioctl+0xe2/0x1b6 [ 121.086650] ? ion_alloc.cold.15+0x32/0x32 [ 121.090891] do_vfs_ioctl+0x180/0xfb0 [ 121.094682] ? __fget+0x1ad/0x2f0 [ 121.098241] ? ioctl_preallocate+0x1a0/0x1a0 [ 121.102643] ? __fget+0x1ca/0x2f0 [ 121.106109] ? security_file_ioctl+0x6a/0xa0 [ 121.110519] ? SyS_clock_settime+0x1a0/0x1a0 [ 121.114922] ? security_file_ioctl+0x6a/0xa0 [ 121.119330] SyS_ioctl+0x74/0x80 [ 121.122701] ? do_vfs_ioctl+0xfb0/0xfb0 [ 121.126674] do_syscall_64+0x1c7/0x5b0 [ 121.130561] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 121.135419] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 121.140599] RIP: 0033:0x45c529 [ 121.143792] RSP: 002b:00007f6e87015c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 121.151516] RAX: ffffffffffffffda RBX: 00007f6e870166d4 RCX: 000000000045c529 [ 121.158903] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 121.166177] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 121.173441] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 121.180700] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 121.197591] warn_alloc_show_mem: 2 callbacks suppressed [ 121.197595] Mem-Info: [ 121.206477] active_anon:6945 inactive_anon:4022 isolated_anon:0 [ 121.206477] active_file:690 inactive_file:2247 isolated_file:0 [ 121.206477] unevictable:0 dirty:1 writeback:0 unstable:0 [ 121.206477] slab_reclaimable:11383 slab_unreclaimable:115040 [ 121.206477] mapped:2990 shmem:4196 pagetables:436 bounce:0 [ 121.206477] free:25794 free_pcp:151 free_cma:0 [ 121.246614] Node 0 active_anon:27320kB inactive_anon:16084kB active_file:2744kB inactive_file:8968kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:12160kB dirty:4kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 121.281689] Node 1 active_anon:460kB inactive_anon:4kB active_file:16kB inactive_file:420kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:200kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 121.313145] Node 0 DMA free:10496kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:40kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 121.343767] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 121.362522] Node 0 DMA32 free:36476kB min:36384kB low:45480kB high:54576kB active_anon:27320kB inactive_anon:16084kB active_file:2744kB inactive_file:9428kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6976kB pagetables:1724kB bounce:0kB free_pcp:244kB local_pcp:104kB free_cma:0kB [ 121.396580] lowmem_reserve[]: 0 0 0 0 0 [ 121.401764] 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 [ 121.432247] lowmem_reserve[]: 0 0 0 0 0 [ 121.436379] Node 1 Normal free:85936kB min:53504kB low:66880kB high:80256kB active_anon:460kB inactive_anon:4kB active_file:16kB inactive_file:1884kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:20kB bounce:0kB free_pcp:308kB local_pcp:236kB free_cma:0kB [ 121.481305] lowmem_reserve[]: 0 0 0 0 0 [ 121.486463] Node 0 DMA: 6*4kB (UM) 23*8kB (U) 3*16kB (UM) 6*32kB (U) 7*64kB (UM) 7*128kB (UM) 2*256kB (UM) 2*512kB (UM) 1*1024kB (M) 1*2048kB (U) 1*4096kB (M) = 10496kB [ 121.507680] IPVS: ftp: loaded support on port[0] = 21 [ 121.547050] Node 0 DMA32: 704*4kB (UE) 382*8kB (UE) 93*16kB (UME) 144*32kB (UE) 2*64kB (UM) 26*128kB (U) 36*256kB (UM) 42*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 46144kB [ 121.569838] 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 [ 121.584382] Node 1 Normal: 2*4kB (UM) 1*8kB (U) 2*16kB (UM) 4*32kB (UME) 1297*64kB (UM) 637*128kB (UM) 146*256kB (UM) 127*512kB (UM) 13*1024kB (U) 1*2048kB (U) 0*4096kB = 282480kB [ 121.604718] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 121.614770] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 121.629110] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 121.642734] IPVS: ftp: loaded support on port[0] = 21 [ 121.652385] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 121.664067] 7798 total pagecache pages [ 121.669005] 0 pages in swap cache [ 121.672471] Swap cache stats: add 0, delete 0, find 0/0 [ 121.677831] Free swap = 0kB [ 121.688627] Total swap = 0kB [ 121.691679] 1965979 pages RAM [ 121.695736] 0 pages HighMem/MovableOnly [ 121.706259] 335857 pages reserved [ 121.710384] 0 pages cma reserved [ 121.719847] syz-executor.4: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 121.748442] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 121.753648] CPU: 1 PID: 8737 Comm: syz-executor.4 Not tainted 4.14.196-syzkaller #0 [ 121.761424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.770755] Call Trace: [ 121.773339] dump_stack+0xf7/0x13b [ 121.776858] warn_alloc.cold.110+0xa2/0x1be [ 121.781155] ? zone_watermark_ok_safe+0x260/0x260 [ 121.785992] ? __alloc_pages_direct_compact+0xc2/0x330 [ 121.791247] __alloc_pages_slowpath+0x2052/0x2650 [ 121.796071] ? trace_hardirqs_off+0x10/0x10 [ 121.800369] ? warn_alloc+0x100/0x100 [ 121.804148] ? get_page_from_freelist+0x9ee/0x23b0 [ 121.809058] ? __might_sleep+0x93/0xb0 [ 121.812923] __alloc_pages_nodemask+0x60d/0x770 [ 121.817567] ? trace_hardirqs_off+0x10/0x10 [ 121.821866] ? __alloc_pages_slowpath+0x2650/0x2650 [ 121.826860] ? wait_for_completion+0x440/0x440 [ 121.831421] alloc_pages_current+0xd6/0x1b0 [ 121.835720] ion_page_pool_alloc+0x102/0x180 [ 121.840106] ion_system_heap_allocate+0x14e/0x930 [ 121.844926] ? ion_system_heap_free+0x270/0x270 [ 121.849578] ion_alloc+0x216/0x770 [ 121.853099] ? ion_dma_buf_release+0x40/0x40 [ 121.857485] ? kasan_check_write+0x14/0x20 [ 121.861697] ion_ioctl+0xe2/0x1b6 [ 121.865127] ? ion_alloc.cold.15+0x32/0x32 [ 121.869360] do_vfs_ioctl+0x180/0xfb0 [ 121.873136] ? __fget+0x1ad/0x2f0 [ 121.876566] ? ioctl_preallocate+0x1a0/0x1a0 [ 121.880952] ? __fget+0x1ca/0x2f0 [ 121.884385] ? security_file_ioctl+0x6a/0xa0 [ 121.888770] ? SyS_clock_settime+0x1a0/0x1a0 [ 121.893160] ? security_file_ioctl+0x6a/0xa0 [ 121.897541] SyS_ioctl+0x74/0x80 [ 121.900883] ? do_vfs_ioctl+0xfb0/0xfb0 [ 121.904839] do_syscall_64+0x1c7/0x5b0 [ 121.908702] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 121.913522] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 121.918688] RIP: 0033:0x45c529 [ 121.921853] RSP: 002b:00007f6e86ff4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 121.929537] RAX: ffffffffffffffda RBX: 00007f6e86ff56d4 RCX: 000000000045c529 [ 121.936784] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 121.944030] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 121.951274] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 121.958518] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 122.009983] chnl_net:caif_netlink_parms(): no params data found [ 122.472808] chnl_net:caif_netlink_parms(): no params data found [ 122.655933] bridge0: port 1(bridge_slave_0) entered blocking state [ 122.675168] bridge0: port 1(bridge_slave_0) entered disabled state [ 122.694841] device bridge_slave_0 entered promiscuous mode [ 122.719928] bridge0: port 2(bridge_slave_1) entered blocking state [ 122.729669] bridge0: port 2(bridge_slave_1) entered disabled state [ 122.743437] device bridge_slave_1 entered promiscuous mode [ 122.795676] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 122.812230] bridge0: port 1(bridge_slave_0) entered blocking state [ 122.832835] bridge0: port 1(bridge_slave_0) entered disabled state [ 122.842039] device bridge_slave_0 entered promiscuous mode [ 122.853954] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 122.908826] bridge0: port 2(bridge_slave_1) entered blocking state [ 122.917469] bridge0: port 2(bridge_slave_1) entered disabled state [ 122.932771] device bridge_slave_1 entered promiscuous mode [ 122.945047] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 122.954412] team0: Port device team_slave_0 added [ 122.985105] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 122.999095] team0: Port device team_slave_1 added [ 123.014352] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 123.032552] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 123.104022] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 123.118763] 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. [ 123.154135] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 123.189562] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 123.203702] team0: Port device team_slave_0 added [ 123.214966] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 123.226708] 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. [ 123.284357] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 123.305989] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 123.330027] team0: Port device team_slave_1 added [ 123.345679] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 123.369700] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 123.423107] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 123.431650] 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. [ 123.472775] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 123.509312] device hsr_slave_0 entered promiscuous mode [ 123.530053] device hsr_slave_1 entered promiscuous mode [ 123.546593] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 123.558443] 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. [ 123.595101] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 123.616261] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 123.633659] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 123.653715] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 123.676807] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 123.762752] device hsr_slave_0 entered promiscuous mode [ 123.769628] device hsr_slave_1 entered promiscuous mode [ 123.803741] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 123.832462] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 123.971520] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 124.042320] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 124.055641] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 124.079780] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 124.086521] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 124.097712] device bridge_slave_1 left promiscuous mode [ 124.105423] bridge0: port 2(bridge_slave_1) entered disabled state [ 124.115442] device bridge_slave_0 left promiscuous mode [ 124.123686] bridge0: port 1(bridge_slave_0) entered disabled state [ 124.136773] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 124.146546] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 124.161093] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 124.171645] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 124.184706] device bridge_slave_1 left promiscuous mode [ 124.200312] bridge0: port 2(bridge_slave_1) entered disabled state [ 124.218751] device bridge_slave_0 left promiscuous mode [ 124.224256] bridge0: port 1(bridge_slave_0) entered disabled state [ 124.251690] device veth1_macvtap left promiscuous mode [ 124.257050] device veth0_macvtap left promiscuous mode [ 124.294301] device veth1_vlan left promiscuous mode [ 124.301319] device veth0_vlan left promiscuous mode [ 124.306878] device veth1_macvtap left promiscuous mode [ 124.316777] device veth0_macvtap left promiscuous mode [ 124.326052] device veth1_vlan left promiscuous mode [ 124.334938] device veth0_vlan left promiscuous mode [ 124.375576] oom_reaper: reaped process 8737 (syz-executor.4), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 124.416413] ion_system_heap invoked oom-killer: gfp_mask=0x14040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=0, oom_score_adj=0 [ 124.441304] ion_system_heap cpuset=/ mems_allowed=0-1 [ 124.446803] CPU: 1 PID: 3277 Comm: ion_system_heap Not tainted 4.14.196-syzkaller #0 [ 124.454684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.464039] Call Trace: [ 124.466624] dump_stack+0xf7/0x13b [ 124.470158] dump_header+0x160/0x63f [ 124.473864] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 124.478959] ? ___ratelimit+0x243/0x519 [ 124.482939] ? do_raw_spin_unlock+0x16a/0x250 [ 124.487435] oom_kill_process.cold.24+0xb/0xa1a [ 124.492100] ? out_of_memory+0x7f9/0x1030 [ 124.496373] ? lock_downgrade+0x7f0/0x7f0 [ 124.500550] out_of_memory+0x2b0/0x1030 [ 124.504575] ? oom_killer_disable+0x1a0/0x1a0 [ 124.509063] ? __alloc_pages_slowpath+0xb69/0x2650 [ 124.514028] __alloc_pages_slowpath+0x1ef3/0x2650 [ 124.518915] ? warn_alloc+0x100/0x100 [ 124.522707] ? get_page_from_freelist+0x26e/0x23b0 [ 124.527614] ? __might_sleep+0x93/0xb0 [ 124.531484] __alloc_pages_nodemask+0x60d/0x770 [ 124.536128] ? __alloc_pages_slowpath+0x2650/0x2650 [ 124.541120] ? __alloc_pages_nodemask+0x61a/0x770 [ 124.545936] ? cache_grow_begin+0x332/0x3f0 [ 124.550235] cache_grow_begin+0x80/0x3f0 [ 124.554287] fallback_alloc+0x203/0x2c0 [ 124.558258] ____cache_alloc_node+0x1c7/0x1e0 [ 124.562728] kmem_cache_alloc_node_trace+0xe7/0x780 [ 124.567737] alloc_vmap_area+0xf3/0x920 [ 124.571688] ? purge_vmap_area_lazy+0x40/0x40 [ 124.576181] __get_vm_area_node+0xce/0x2e0 [ 124.580407] vmap+0x8e/0x110 [ 124.583416] ? ion_heap_clear_pages+0x16/0x50 [ 124.587905] ion_heap_clear_pages+0x16/0x50 [ 124.592200] ion_heap_sglist_zero+0x15b/0x220 [ 124.596671] ? __lock_acquire+0x6a4/0x4500 [ 124.600880] ? ion_heap_deferred_free+0x490/0x490 [ 124.605708] ion_heap_buffer_zero+0xae/0x110 [ 124.610110] ion_system_heap_free+0x1ee/0x270 [ 124.615120] ion_buffer_destroy+0x120/0x180 [ 124.619422] ion_heap_deferred_free+0x22a/0x490 [ 124.624065] ? ion_heap_shrink_scan+0x180/0x180 [ 124.628708] ? finish_wait+0x290/0x290 [ 124.632580] kthread+0x338/0x400 [ 124.635921] ? ion_heap_shrink_scan+0x180/0x180 [ 124.640580] ? kthread_create_on_node+0xa0/0xa0 [ 124.645226] ret_from_fork+0x24/0x30 [ 124.655020] Mem-Info: [ 124.657454] active_anon:6415 inactive_anon:4022 isolated_anon:0 [ 124.657454] active_file:42 inactive_file:23 isolated_file:0 [ 124.657454] unevictable:0 dirty:25 writeback:0 unstable:0 [ 124.657454] slab_reclaimable:11384 slab_unreclaimable:116004 [ 124.657454] mapped:1582 shmem:4196 pagetables:435 bounce:0 [ 124.657454] free:13767 free_pcp:90 free_cma:0 [ 124.662375] syz-executor.4: [ 124.690548] Node 0 active_anon:25208kB inactive_anon:16084kB active_file:100kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6268kB dirty:68kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 124.707261] page allocation failure: order:0 [ 124.721135] Node 1 active_anon:452kB inactive_anon:4kB active_file:68kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:60kB dirty:32kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 124.721140] Node 0 DMA free:10372kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:16kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 124.721149] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 124.721165] Node 0 DMA32 free:18204kB min:36384kB low:45480kB high:54576kB active_anon:25208kB inactive_anon:16084kB active_file:16kB inactive_file:20kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6944kB pagetables:1720kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 124.721175] lowmem_reserve[]: 0 0 0 0 0 [ 124.721188] 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 [ 124.721197] lowmem_reserve[]: 0 0 0 0 0 [ 124.721213] Node 1 Normal free:26792kB min:53504kB low:66880kB high:80256kB active_anon:452kB inactive_anon:4kB active_file:68kB inactive_file:36kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:128kB pagetables:20kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 124.721222] lowmem_reserve[]: 0 0 0 0 0 [ 124.721234] Node 0 DMA: [ 124.738356] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 124.751962] 1*4kB (M) 2*8kB (UM) 1*16kB [ 124.780587] (null) [ 124.795357] (M) [ 124.818363] syz-executor.4 cpuset= [ 124.852698] 1*32kB [ 124.879816] / [ 124.887491] (M) [ 124.887566] mems_allowed=0-1 [ 124.891652] 1*64kB (M) 2*128kB (UM) [ 124.895655] CPU: 0 PID: 8737 Comm: syz-executor.4 Not tainted 4.14.196-syzkaller #0 [ 124.895851] 1*256kB [ 124.899371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.899374] Call Trace: [ 124.899389] dump_stack+0xf7/0x13b [ 124.899398] warn_alloc.cold.110+0xa2/0x1be [ 124.899404] ? zone_watermark_ok_safe+0x260/0x260 [ 124.899409] ? usleep_range+0x120/0x120 [ 124.899415] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 124.899424] ? call_timer_fn+0x570/0x570 [ 124.899432] ? unreserve_highatomic_pageblock+0x315/0x450 [ 124.899444] __alloc_pages_slowpath+0x2052/0x2650 [ 124.899459] ? warn_alloc+0x100/0x100 [ 124.899468] ? get_page_from_freelist+0x26e/0x23b0 [ 124.909273] (M) [ 124.912124] ? __might_sleep+0x93/0xb0 [ 124.923373] 1*512kB [ 124.931544] __alloc_pages_nodemask+0x60d/0x770 [ 124.931553] ? retint_kernel+0x2d/0x2d [ 124.931564] ? __alloc_pages_slowpath+0x2650/0x2650 [ 124.931574] ? wait_for_completion+0x440/0x440 [ 124.931584] alloc_pages_current+0xd6/0x1b0 [ 124.931593] ion_page_pool_alloc+0x102/0x180 [ 124.941255] (M) [ 124.942005] ion_system_heap_allocate+0x14e/0x930 [ 124.946815] 3*1024kB [ 124.950771] ? ion_system_heap_free+0x270/0x270 [ 124.950782] ion_alloc+0x216/0x770 [ 124.950790] ? ion_dma_buf_release+0x40/0x40 [ 124.950800] ? kasan_check_write+0x14/0x20 [ 124.950806] ion_ioctl+0xe2/0x1b6 [ 124.950812] ? ion_alloc.cold.15+0x32/0x32 [ 124.950824] do_vfs_ioctl+0x180/0xfb0 [ 124.957075] (UM) [ 124.959944] ? __fget+0x1ad/0x2f0 [ 124.959950] ? ioctl_preallocate+0x1a0/0x1a0 [ 124.959958] ? __fget+0x1ca/0x2f0 [ 124.959968] ? security_file_ioctl+0x6a/0xa0 [ 124.959976] ? SyS_clock_settime+0x1a0/0x1a0 [ 124.959980] ? security_file_ioctl+0x6a/0xa0 [ 124.959987] SyS_ioctl+0x74/0x80 [ 124.959993] ? do_vfs_ioctl+0xfb0/0xfb0 [ 124.959999] do_syscall_64+0x1c7/0x5b0 [ 124.960004] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 124.960014] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 124.971565] 1*2048kB [ 124.974178] RIP: 0033:0x45c529 [ 124.979136] (U) [ 124.981057] RSP: 002b:00007f6e86ff4c78 EFLAGS: 00000246 [ 124.984918] 1*4096kB [ 124.987218] ORIG_RAX: 0000000000000010 [ 124.999280] (M) [ 125.000751] RAX: ffffffffffffffda RBX: 00007f6e86ff56d4 RCX: 000000000045c529 [ 125.005306] = 10372kB [ 125.005310] Node 0 [ 125.009606] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 125.009608] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 125.009611] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 125.009613] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 125.015452] warn_alloc_show_mem: 1 callbacks suppressed [ 125.015455] Mem-Info: [ 125.023206] DMA32: [ 125.023411] active_anon:6424 inactive_anon:4022 isolated_anon:0 [ 125.023411] active_file:13 inactive_file:12 isolated_file:0 [ 125.023411] unevictable:0 dirty:0 writeback:0 unstable:0 [ 125.023411] slab_reclaimable:11385 slab_unreclaimable:116005 [ 125.023411] mapped:1565 shmem:4196 pagetables:436 bounce:0 [ 125.023411] free:13886 free_pcp:3 free_cma:0 [ 125.028097] 1003*4kB (UME) 320*8kB (UME) 167*16kB (UME) 84*32kB [ 125.037356] Node 0 active_anon:25244kB inactive_anon:16084kB active_file:36kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6260kB dirty:0kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 125.052548] (UME) [ 125.053903] Node 1 active_anon:452kB inactive_anon:4kB active_file:16kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 125.057330] 43*64kB [ 125.061782] Node 0 DMA free:10372kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 125.061793] lowmem_reserve[]: [ 125.079434] (UME) [ 125.081954] 0 [ 125.085881] 12*128kB [ 125.089788] 2570 2570 2570 2570 [ 125.089798] Node 0 DMA32 free:18268kB min:36384kB low:45480kB high:54576kB active_anon:25244kB inactive_anon:16084kB active_file:32kB inactive_file:36kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6944kB pagetables:1724kB bounce:0kB free_pcp:12kB local_pcp:0kB free_cma:0kB [ 125.089810] lowmem_reserve[]: 0 0 0 0 0 [ 125.089824] 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 [ 125.089834] lowmem_reserve[]: 0 0 0 0 0 [ 125.089848] Node 1 Normal free:26968kB min:53504kB low:66880kB high:80256kB active_anon:452kB inactive_anon:4kB active_file:12kB inactive_file:16kB 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 [ 125.089858] lowmem_reserve[]: 0 0 0 0 0 [ 125.089872] Node 0 DMA: 1*4kB (M) 2*8kB (UM) 1*16kB (M) 1*32kB (M) 1*64kB (M) 2*128kB (UM) 1*256kB (M) 1*512kB (M) 3*1024kB (UM) 1*2048kB (U) 1*4096kB (M) = 10372kB [ 125.107679] (UME) [ 125.113016] Node 0 [ 125.117319] 6*256kB [ 125.119409] DMA32: 1003*4kB (UME) 320*8kB (UME) 167*16kB (UME) 83*32kB (UME) 43*64kB (UME) 12*128kB (UME) 6*256kB (UME) 1*512kB (M) 0*1024kB 0*2048kB 0*4096kB = 18236kB [ 125.119460] 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 [ 125.119492] Node 1 Normal: [ 125.134166] (UME) [ 125.144469] 26*4kB [ 125.156725] 1*512kB [ 125.167084] (M) [ 125.176794] (M) [ 125.210241] 4*8kB [ 125.221851] 0*1024kB [ 125.240180] (M) 3*16kB (M) 7*32kB (UME) 7*64kB (UM) 4*128kB (UM) 4*256kB (UM) 2*512kB (UM) 3*1024kB (M) 10*2048kB (U) 0*4096kB = 26968kB [ 125.240223] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 125.240226] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 125.240230] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 125.240234] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 125.240236] 4221 total pagecache pages [ 125.240244] 0 pages in swap cache [ 125.240247] Swap cache stats: add 0, delete 0, find 0/0 [ 125.240250] Free swap = 0kB [ 125.240252] Total swap = 0kB [ 125.240258] 1965979 pages RAM [ 125.240261] 0 pages HighMem/MovableOnly [ 125.240263] 335857 pages reserved [ 125.240266] 0 pages cma reserved [ 125.587796] 0*2048kB 0*4096kB = 18268kB [ 125.607759] 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 [ 125.707812] Node 1 Normal: 18170*4kB (UM) 1945*8kB (UM) 230*16kB (UM) 141*32kB (UME) 2557*64kB (UM) 955*128kB (UM) 151*256kB (UM) 57*512kB (UM) 18*1024kB (UM) 12*2048kB (U) 0*4096kB = 493168kB [ 125.707869] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 125.707872] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 125.707876] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 125.707879] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 125.707882] 4369 total pagecache pages [ 125.707890] 0 pages in swap cache [ 125.707893] Swap cache stats: add 0, delete 0, find 0/0 [ 125.707895] Free swap = 0kB [ 125.707898] Total swap = 0kB [ 125.707903] 1965979 pages RAM [ 125.707905] 0 pages HighMem/MovableOnly [ 125.707907] 335857 pages reserved [ 125.707912] 0 pages cma reserved [ 125.827910] Out of memory: Kill process 6445 (syz-execprog) score 1 or sacrifice child [ 125.837812] Killed process 8730 (syz-executor.2) total-vm:39756kB, anon-rss:60kB, file-rss:0kB, shmem-rss:0kB [ 126.508939] syz-executor.4: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 126.520855] syz-executor.4 cpuset=/ mems_allowed=0-1 [ 126.526028] CPU: 1 PID: 8737 Comm: syz-executor.4 Not tainted 4.14.196-syzkaller #0 [ 126.533815] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.543166] Call Trace: [ 126.545760] dump_stack+0xf7/0x13b [ 126.549301] warn_alloc.cold.110+0xa2/0x1be [ 126.553618] ? zone_watermark_ok_safe+0x260/0x260 [ 126.558480] ? __alloc_pages_direct_compact+0xc2/0x330 [ 126.563738] __alloc_pages_slowpath+0x2052/0x2650 [ 126.568564] ? trace_hardirqs_off+0x10/0x10 [ 126.572881] ? warn_alloc+0x100/0x100 [ 126.576670] ? get_page_from_freelist+0x9ee/0x23b0 [ 126.581587] ? __might_sleep+0x93/0xb0 [ 126.585457] __alloc_pages_nodemask+0x60d/0x770 [ 126.590124] ? trace_hardirqs_off+0x10/0x10 [ 126.594426] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 126.599246] ? __alloc_pages_slowpath+0x2650/0x2650 [ 126.604242] ? wait_for_completion+0x440/0x440 [ 126.608801] alloc_pages_current+0xd6/0x1b0 [ 126.613103] ion_page_pool_alloc+0x102/0x180 [ 126.617492] ion_system_heap_allocate+0x14e/0x930 [ 126.622313] ? do_raw_spin_unlock+0x16a/0x250 [ 126.626804] ? ion_system_heap_free+0x270/0x270 [ 126.631455] ion_alloc+0x27f/0x770 [ 126.634973] ? ion_dma_buf_release+0x40/0x40 [ 126.639362] ? kasan_check_write+0x14/0x20 [ 126.643595] ion_ioctl+0xe2/0x1b6 [ 126.647037] ? ion_alloc.cold.15+0x32/0x32 [ 126.651251] do_vfs_ioctl+0x180/0xfb0 [ 126.655025] ? __fget+0x1ad/0x2f0 [ 126.658451] ? ioctl_preallocate+0x1a0/0x1a0 [ 126.662836] ? __fget+0x1ca/0x2f0 [ 126.666268] ? security_file_ioctl+0x6a/0xa0 [ 126.670654] ? SyS_clock_settime+0x1a0/0x1a0 [ 126.675036] ? security_file_ioctl+0x6a/0xa0 [ 126.679429] SyS_ioctl+0x74/0x80 [ 126.682773] ? do_vfs_ioctl+0xfb0/0xfb0 [ 126.686723] do_syscall_64+0x1c7/0x5b0 [ 126.690589] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 126.695413] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 126.700591] RIP: 0033:0x45c529 [ 126.703755] RSP: 002b:00007f6e86ff4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 126.711438] RAX: ffffffffffffffda RBX: 00007f6e86ff56d4 RCX: 000000000045c529 [ 126.718684] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 126.725928] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 126.733176] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 126.740422] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 126.750105] Mem-Info: [ 126.752541] active_anon:6415 inactive_anon:4022 isolated_anon:0 [ 126.752541] active_file:44 inactive_file:726 isolated_file:0 [ 126.752541] unevictable:0 dirty:0 writeback:0 unstable:0 [ 126.752541] slab_reclaimable:11385 slab_unreclaimable:116563 [ 126.752541] mapped:2194 shmem:4196 pagetables:431 bounce:0 [ 126.752541] free:135700 free_pcp:29 free_cma:0 [ 126.786941] Node 0 active_anon:25208kB inactive_anon:16084kB active_file:164kB inactive_file:2888kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8776kB dirty:0kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 126.814638] Node 1 active_anon:452kB inactive_anon:4kB active_file:12kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 126.840951] Node 0 DMA free:10404kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 126.867246] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 126.872365] Node 0 DMA32 free:257080kB min:36384kB low:45480kB high:54576kB active_anon:25208kB inactive_anon:16084kB active_file:164kB inactive_file:2888kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6912kB pagetables:1704kB bounce:0kB free_pcp:160kB local_pcp:0kB free_cma:0kB [ 126.902154] lowmem_reserve[]: 0 0 0 0 0 [ 126.906144] 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 [ 126.931526] lowmem_reserve[]: 0 0 0 0 0 [ 126.935589] Node 1 Normal free:275504kB min:53504kB low:66880kB high:80256kB active_anon:452kB inactive_anon:4kB active_file:12kB inactive_file:16kB 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 [ 126.963589] lowmem_reserve[]: 0 0 0 0 0 [ 126.967581] Node 0 DMA: 23*4kB (UM) 12*8kB (UM) 5*16kB (UM) 5*32kB (UM) 2*64kB (UM) 1*128kB (M) 2*256kB (UM) 2*512kB (UM) 2*1024kB (UM) 1*2048kB (U) 1*4096kB (M) = 10412kB [ 126.983272] Node 0 DMA32: 18473*4kB (UME) 9616*8kB (UE) 3360*16kB (UE) 1641*32kB (UE) 12*64kB (U) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 257988kB [ 126.999002] 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 [ 127.009811] Node 1 Normal: 26304*4kB (U) 5850*8kB (U) 2865*16kB (U) 2427*32kB (UE) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 275520kB [ 127.013137] device hsr_slave_1 left promiscuous mode [ 127.023660] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 127.023665] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 127.023669] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 127.023672] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 127.023675] 5027 total pagecache pages [ 127.023683] 0 pages in swap cache [ 127.046333] device hsr_slave_0 left promiscuous mode [ 127.055688] Swap cache stats: add 0, delete 0, find 0/0 [ 127.081888] Free swap = 0kB [ 127.084918] Total swap = 0kB [ 127.088007] 1965979 pages RAM [ 127.091101] 0 pages HighMem/MovableOnly [ 127.095070] 335857 pages reserved [ 127.098991] 0 pages cma reserved [ 127.102968] team0 (unregistering): Port device team_slave_1 removed [ 127.124918] team0 (unregistering): Port device team_slave_0 removed [ 127.139756] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 127.155256] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 127.201298] bond0 (unregistering): Released all slaves [ 127.263714] device hsr_slave_1 left promiscuous mode [ 127.276417] device hsr_slave_0 left promiscuous mode [ 127.302774] team0 (unregistering): Port device team_slave_1 removed [ 127.317409] team0 (unregistering): Port device team_slave_0 removed [ 127.332251] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 127.344861] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 127.393679] bond0 (unregistering): Released all slaves [ 127.442273] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 127.467945] 8021q: adding VLAN 0 to HW filter on device bond0 2020/09/03 14:27:31 result: hanged=false err=executor 2: EOF 2020/09/03 14:27:31 executed programs: 30 2020/09/03 14:27:31 result: hanged=false err=executor 0: EOF [ 127.491987] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 127.515093] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 127.527284] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 127.544933] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 127.556604] 8021q: adding VLAN 0 to HW filter on device bond0 [ 127.575942] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 127.582588] 8021q: adding VLAN 0 to HW filter on device team0 [ 127.594509] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 127.610164] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 127.627485] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 127.634790] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 127.652762] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 127.679351] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 127.685431] 8021q: adding VLAN 0 to HW filter on device team0 [ 127.694253] syz-executor.1: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 127.713508] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 127.732311] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 127.744023] CPU: 0 PID: 9126 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 127.751834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.761163] Call Trace: [ 127.763733] dump_stack+0xf7/0x13b [ 127.767253] warn_alloc.cold.110+0xa2/0x1be [ 127.771584] ? zone_watermark_ok_safe+0x260/0x260 [ 127.776409] ? __alloc_pages_direct_compact+0xc2/0x330 [ 127.781663] __alloc_pages_slowpath+0x2052/0x2650 [ 127.786487] ? trace_hardirqs_off+0x10/0x10 [ 127.790785] ? warn_alloc+0x100/0x100 [ 127.794563] ? get_page_from_freelist+0x9ee/0x23b0 [ 127.799473] ? __might_sleep+0x93/0xb0 [ 127.803352] __alloc_pages_nodemask+0x60d/0x770 [ 127.807996] ? trace_hardirqs_off+0x10/0x10 [ 127.812293] ? lock_downgrade+0x7f0/0x7f0 [ 127.816422] ? __alloc_pages_slowpath+0x2650/0x2650 [ 127.821417] ? wait_for_completion+0x440/0x440 [ 127.825976] alloc_pages_current+0xd6/0x1b0 [ 127.830273] ion_page_pool_alloc+0x102/0x180 [ 127.834656] ion_system_heap_allocate+0x14e/0x930 [ 127.839474] ? ion_system_heap_free+0x270/0x270 [ 127.844122] ion_alloc+0x216/0x770 [ 127.847640] ? ion_dma_buf_release+0x40/0x40 [ 127.852026] ? kasan_check_write+0x14/0x20 [ 127.856236] ion_ioctl+0xe2/0x1b6 [ 127.859665] ? ion_alloc.cold.15+0x32/0x32 [ 127.863881] do_vfs_ioctl+0x180/0xfb0 [ 127.867656] ? __fget+0x1ad/0x2f0 [ 127.871085] ? ioctl_preallocate+0x1a0/0x1a0 [ 127.875555] ? __fget+0x1ca/0x2f0 [ 127.878989] ? security_file_ioctl+0x6a/0xa0 [ 127.883370] ? SyS_clock_settime+0x1a0/0x1a0 [ 127.887755] ? security_file_ioctl+0x6a/0xa0 [ 127.892139] SyS_ioctl+0x74/0x80 [ 127.895501] ? do_vfs_ioctl+0xfb0/0xfb0 [ 127.899452] do_syscall_64+0x1c7/0x5b0 [ 127.903318] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 127.908226] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 127.913562] RIP: 0033:0x45c529 [ 127.916728] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 127.924412] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 127.931658] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 127.938902] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 127.946147] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 127.953392] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 127.983204] Mem-Info: [ 127.992443] active_anon:6466 inactive_anon:4022 isolated_anon:0 [ 127.992443] active_file:618 inactive_file:585 isolated_file:0 [ 127.992443] unevictable:0 dirty:27 writeback:0 unstable:0 [ 127.992443] slab_reclaimable:11370 slab_unreclaimable:113581 [ 127.992443] mapped:2541 shmem:4196 pagetables:431 bounce:0 [ 127.992443] free:16892 free_pcp:208 free_cma:0 [ 128.052061] ion_system_heap invoked oom-killer: gfp_mask=0x14040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=0, oom_score_adj=0 [ 128.064671] ion_system_heap cpuset=/ mems_allowed=0-1 [ 128.069988] CPU: 0 PID: 3277 Comm: ion_system_heap Not tainted 4.14.196-syzkaller #0 [ 128.073527] Node 0 active_anon:25396kB inactive_anon:16084kB active_file:860kB inactive_file:964kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8424kB dirty:20kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 128.077855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.077858] Call Trace: [ 128.077872] dump_stack+0xf7/0x13b [ 128.077882] dump_header+0x160/0x63f [ 128.077888] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 128.077894] ? ___ratelimit+0x243/0x519 [ 128.077899] ? do_raw_spin_unlock+0x16a/0x250 [ 128.077906] oom_kill_process.cold.24+0xb/0xa1a [ 128.077910] ? out_of_memory+0x7f9/0x1030 [ 128.077917] ? lock_downgrade+0x7f0/0x7f0 [ 128.077926] out_of_memory+0x2b0/0x1030 [ 128.077934] ? oom_killer_disable+0x1a0/0x1a0 [ 128.077941] ? __alloc_pages_slowpath+0xb69/0x2650 [ 128.077947] __alloc_pages_slowpath+0x1ef3/0x2650 [ 128.077962] ? warn_alloc+0x100/0x100 [ 128.077970] ? get_page_from_freelist+0x26e/0x23b0 [ 128.077984] ? __might_sleep+0x93/0xb0 [ 128.077992] __alloc_pages_nodemask+0x60d/0x770 [ 128.078000] ? __alloc_pages_slowpath+0x2650/0x2650 [ 128.078004] ? __alloc_pages_nodemask+0x61a/0x770 [ 128.078013] ? cache_grow_begin+0x332/0x3f0 [ 128.109797] Node 1 active_anon:636kB inactive_anon:4kB active_file:48kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:28kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 128.114939] cache_grow_begin+0x80/0x3f0 [ 128.117497] Node 0 [ 128.121018] fallback_alloc+0x203/0x2c0 [ 128.121025] ____cache_alloc_node+0x1c7/0x1e0 [ 128.121032] kmem_cache_alloc_node_trace+0xe7/0x780 [ 128.121045] alloc_vmap_area+0xf3/0x920 [ 128.121049] ? fallback_alloc+0xe8/0x2c0 [ 128.121061] ? purge_vmap_area_lazy+0x40/0x40 [ 128.121071] __get_vm_area_node+0xce/0x2e0 [ 128.121076] vmap+0x8e/0x110 [ 128.121083] ? ion_heap_clear_pages+0x16/0x50 [ 128.121089] ion_heap_clear_pages+0x16/0x50 [ 128.121095] ion_heap_sglist_zero+0x15b/0x220 [ 128.121101] ? __lock_acquire+0x6a4/0x4500 [ 128.121107] ? ion_heap_deferred_free+0x490/0x490 [ 128.121133] ion_heap_buffer_zero+0xae/0x110 [ 128.126014] DMA free:10372kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:4kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 128.129896] ion_system_heap_free+0x1ee/0x270 [ 128.129904] ion_buffer_destroy+0x120/0x180 [ 128.129910] ion_heap_deferred_free+0x22a/0x490 [ 128.129918] ? ion_heap_shrink_scan+0x180/0x180 [ 128.129925] ? finish_wait+0x290/0x290 [ 128.129936] kthread+0x338/0x400 [ 128.129942] ? ion_heap_shrink_scan+0x180/0x180 [ 128.129946] ? kthread_create_on_node+0xa0/0xa0 [ 128.129956] ret_from_fork+0x24/0x30 [ 128.136084] lowmem_reserve[]: [ 128.155398] Mem-Info: [ 128.161750] 0 [ 128.223836] active_anon:6508 inactive_anon:4022 isolated_anon:0 [ 128.223836] active_file:54 inactive_file:12 isolated_file:0 [ 128.223836] unevictable:0 dirty:5 writeback:0 unstable:0 [ 128.223836] slab_reclaimable:11369 slab_unreclaimable:113588 [ 128.223836] mapped:1613 shmem:4196 pagetables:454 bounce:0 [ 128.223836] free:13948 free_pcp:34 free_cma:0 [ 128.228211] 2570 [ 128.233857] Node 0 active_anon:25396kB inactive_anon:16084kB active_file:168kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6424kB dirty:20kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 128.233928] 2570 [ 128.252028] Node 1 active_anon:636kB inactive_anon:4kB active_file:48kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:28kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 128.255974] 2570 [ 128.270401] Node 0 [ 128.272368] 2570 [ 128.276664] DMA free:10372kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:4kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 128.281283] Node 0 DMA32 free:18144kB min:36384kB low:45480kB high:54576kB active_anon:25396kB inactive_anon:16084kB active_file:164kB inactive_file:20kB unevictable:0kB writepending:16kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6816kB pagetables:1740kB bounce:0kB free_pcp:248kB local_pcp:120kB free_cma:0kB [ 128.281294] lowmem_reserve[]: 0 0 0 0 0 [ 128.281308] 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 [ 128.281318] lowmem_reserve[]: 0 0 0 0 0 [ 128.281331] Node 1 Normal free:26628kB min:53504kB low:66880kB high:80256kB active_anon:636kB inactive_anon:4kB active_file:48kB inactive_file:28kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:320kB pagetables:76kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB [ 128.281340] lowmem_reserve[]: 0 0 0 0 0 [ 128.281352] Node 0 DMA: 13*4kB (UM) 12*8kB (UM) 5*16kB (UM) 5*32kB (UM) 2*64kB (UM) 1*128kB (M) 2*256kB (UM) 2*512kB (UM) 2*1024kB (UM) 1*2048kB (U) 1*4096kB (M) = 10372kB [ 128.281411] Node 0 DMA32: 771*4kB (ME) 253*8kB (ME) 82*16kB (UME) 165*32kB (UME) 100*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18100kB [ 128.281454] 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 [ 128.281493] Node 1 Normal: 8*4kB (UM) 1*8kB (M) 1*16kB (U) 831*32kB (UME) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26648kB [ 128.281537] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 128.281540] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 128.281544] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 128.281547] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 128.281550] 4247 total pagecache pages [ 128.281557] 0 pages in swap cache [ 128.281560] Swap cache stats: add 0, delete 0, find 0/0 [ 128.281563] Free swap = 0kB [ 128.281565] Total swap = 0kB [ 128.281570] 1965979 pages RAM [ 128.281573] 0 pages HighMem/MovableOnly [ 128.281575] 335857 pages reserved [ 128.281578] 0 pages cma reserved [ 128.294103] syz-executor.4: [ 128.298728] lowmem_reserve[]: [ 128.332277] page allocation failure: order:0 [ 128.337704] 0 [ 128.345497] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 128.346048] 2570 [ 128.355729] (null) [ 128.366043] 2570 [ 128.382135] syz-executor.4 cpuset= [ 128.411177] 2570 [ 128.436018] / [ 128.469732] 2570 [ 128.497247] mems_allowed=0-1 [ 128.556792] CPU: 1 PID: 8737 Comm: syz-executor.4 Not tainted 4.14.196-syzkaller #0 [ 128.591959] Node 0 [ 128.599594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.599598] Call Trace: [ 128.599613] dump_stack+0xf7/0x13b [ 128.599621] warn_alloc.cold.110+0xa2/0x1be [ 128.613579] DMA32 free:18144kB min:36384kB low:45480kB high:54576kB active_anon:25396kB inactive_anon:16084kB active_file:164kB inactive_file:20kB unevictable:0kB writepending:16kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6816kB pagetables:1740kB bounce:0kB free_pcp:248kB local_pcp:128kB free_cma:0kB [ 128.624196] ? zone_watermark_ok_safe+0x260/0x260 [ 128.624200] ? usleep_range+0x120/0x120 [ 128.624209] ? rcu_read_lock_sched_held+0x108/0x120 [ 128.624218] ? call_timer_fn+0x570/0x570 [ 128.637030] lowmem_reserve[]: [ 128.645838] __alloc_pages_slowpath+0x2052/0x2650 [ 128.645856] ? warn_alloc+0x100/0x100 [ 128.654410] 0 [ 128.663229] ? get_page_from_freelist+0x26e/0x23b0 [ 128.663243] ? __might_sleep+0x93/0xb0 [ 128.671803] 0 [ 128.675663] __alloc_pages_nodemask+0x60d/0x770 [ 128.679103] 0 [ 128.684431] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 128.687419] 0 [ 128.690430] ? __alloc_pages_slowpath+0x2650/0x2650 [ 128.690439] ? wait_for_completion+0x440/0x440 [ 128.690449] alloc_pages_current+0xd6/0x1b0 [ 128.693523] 0 [ 128.697477] ion_page_pool_alloc+0x102/0x180 [ 128.704239] ion_system_heap_allocate+0x14e/0x930 [ 128.707229] Node 0 [ 128.710311] ? do_raw_spin_unlock+0x16a/0x250 [ 128.710318] ? ion_system_heap_free+0x270/0x270 [ 128.710329] ion_alloc+0x27f/0x770 [ 128.714728] 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 [ 128.716509] ? ion_dma_buf_release+0x40/0x40 [ 128.723593] lowmem_reserve[]: [ 128.725619] ? kasan_check_write+0x14/0x20 [ 128.727750] 0 [ 128.729780] ion_ioctl+0xe2/0x1b6 [ 128.733288] 0 [ 128.735326] ? ion_alloc.cold.15+0x32/0x32 [ 128.737012] 0 [ 128.739056] do_vfs_ioctl+0x180/0xfb0 [ 128.739061] ? __fget+0x1ad/0x2f0 [ 128.739068] ? ioctl_preallocate+0x1a0/0x1a0 [ 128.742149] 0 [ 128.749919] ? __fget+0x1ca/0x2f0 [ 128.749929] ? security_file_ioctl+0x6a/0xa0 [ 128.749936] ? SyS_clock_settime+0x1a0/0x1a0 [ 128.752146] 0 [ 128.761500] ? security_file_ioctl+0x6a/0xa0 [ 128.761510] SyS_ioctl+0x74/0x80 [ 128.761517] ? do_vfs_ioctl+0xfb0/0xfb0 [ 128.761523] do_syscall_64+0x1c7/0x5b0 [ 128.761527] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 128.761537] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 128.761543] RIP: 0033:0x45c529 [ 128.767627] RSP: 002b:00007f6e86ff4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 128.767635] RAX: ffffffffffffffda RBX: 00007f6e86ff56d4 RCX: 000000000045c529 [ 128.767637] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 128.767640] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 128.767642] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 128.767645] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 129.048615] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 129.056215] bridge0: port 1(bridge_slave_0) entered blocking state [ 129.062614] bridge0: port 1(bridge_slave_0) entered forwarding state [ 129.070974] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 129.078679] Node 1 Normal free:222196kB min:53504kB low:66880kB high:80256kB active_anon:636kB inactive_anon:4kB active_file:24kB inactive_file:24kB unevictable:0kB writepending:12kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:288kB pagetables:76kB bounce:0kB free_pcp:128kB local_pcp:8kB free_cma:0kB [ 129.080518] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 129.115298] lowmem_reserve[]: 0 0 0 0 0 [ 129.119434] Node 0 DMA: 13*4kB (UM) 12*8kB (UM) 5*16kB (UM) 5*32kB (UM) 5*64kB (UM) 2*128kB (UM) 2*256kB (UM) 2*512kB (UM) 2*1024kB (UM) 1*2048kB (U) 1*4096kB (M) = 10692kB [ 129.135272] Node 0 DMA32: 1283*4kB (UME) 248*8kB (UME) 71*16kB (UME) 70*32kB (UE) 1331*64kB (UE) 312*128kB (UE) 102*256kB (UE) 41*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 182716kB [ 129.151641] 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 [ 129.162686] Node 1 Normal: 3*4kB (UM) 1*8kB (M) 0*16kB 775*32kB (UME) 2435*64kB (U) 165*128kB (U) 29*256kB (U) 48*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 233780kB [ 129.177877] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 129.187764] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 129.196350] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 129.233050] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 129.259856] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 129.274192] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 129.291557] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 129.303247] bridge0: port 1(bridge_slave_0) entered blocking state [ 129.309672] bridge0: port 1(bridge_slave_0) entered forwarding state [ 129.341623] 5483 total pagecache pages [ 129.347206] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 129.359705] 0 pages in swap cache [ 129.363285] Swap cache stats: add 0, delete 0, find 0/0 [ 129.364325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 129.390539] bridge0: port 2(bridge_slave_1) entered blocking state [ 129.396950] bridge0: port 2(bridge_slave_1) entered forwarding state [ 129.420217] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 129.432300] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 129.451854] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 129.461661] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 129.480151] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 129.488166] bridge0: port 2(bridge_slave_1) entered blocking state [ 129.494562] bridge0: port 2(bridge_slave_1) entered forwarding state [ 129.503880] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 129.517929] Free swap = 0kB [ 129.522294] Total swap = 0kB [ 129.537864] syz-executor.1: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 129.539832] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 129.567571] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 129.571414] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 129.585020] CPU: 1 PID: 9129 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 129.592832] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.602184] Call Trace: [ 129.604804] dump_stack+0xf7/0x13b [ 129.608355] warn_alloc.cold.110+0xa2/0x1be [ 129.612670] ? zone_watermark_ok_safe+0x260/0x260 [ 129.617520] ? __alloc_pages_direct_compact+0xc2/0x330 [ 129.623242] __alloc_pages_slowpath+0x2052/0x2650 [ 129.628088] ? trace_hardirqs_off+0x10/0x10 [ 129.632407] ? warn_alloc+0x100/0x100 [ 129.636216] ? get_page_from_freelist+0x9ee/0x23b0 [ 129.641143] ? __might_sleep+0x93/0xb0 [ 129.645043] __alloc_pages_nodemask+0x60d/0x770 [ 129.649707] ? __alloc_pages_slowpath+0x2650/0x2650 [ 129.654720] ? wait_for_completion+0x440/0x440 [ 129.659294] alloc_pages_current+0xd6/0x1b0 [ 129.663618] ion_page_pool_alloc+0x102/0x180 [ 129.668044] ion_system_heap_allocate+0x14e/0x930 [ 129.672955] ? ion_system_heap_free+0x270/0x270 [ 129.677622] ion_alloc+0x216/0x770 [ 129.681160] ? ion_dma_buf_release+0x40/0x40 [ 129.685561] ? kasan_check_write+0x14/0x20 [ 129.689795] ion_ioctl+0xe2/0x1b6 [ 129.693240] ? ion_alloc.cold.15+0x32/0x32 [ 129.697490] do_vfs_ioctl+0x180/0xfb0 [ 129.701275] ? __fget+0x1ad/0x2f0 [ 129.704727] ? ioctl_preallocate+0x1a0/0x1a0 [ 129.709123] ? __fget+0x1ca/0x2f0 [ 129.712519] 1965979 pages RAM [ 129.712565] ? security_file_ioctl+0x6a/0xa0 [ 129.715720] 0 pages HighMem/MovableOnly [ 129.720035] ? SyS_clock_settime+0x1a0/0x1a0 [ 129.720040] ? security_file_ioctl+0x6a/0xa0 [ 129.720049] SyS_ioctl+0x74/0x80 [ 129.720055] ? do_vfs_ioctl+0xfb0/0xfb0 [ 129.720062] do_syscall_64+0x1c7/0x5b0 [ 129.720066] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 129.720078] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 129.720083] RIP: 0033:0x45c529 [ 129.720087] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 [ 129.733850] 335857 pages reserved [ 129.736151] ORIG_RAX: 0000000000000010 [ 129.736155] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 129.736158] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 129.736161] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 129.736163] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 129.736166] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 129.814219] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 129.822849] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 129.836732] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 129.847415] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 129.858379] warn_alloc_show_mem: 1 callbacks suppressed [ 129.858382] Mem-Info: [ 129.866269] active_anon:6512 inactive_anon:4022 isolated_anon:0 [ 129.866269] active_file:615 inactive_file:544 isolated_file:0 [ 129.866269] unevictable:0 dirty:16 writeback:0 unstable:0 [ 129.866269] slab_reclaimable:11369 slab_unreclaimable:113975 [ 129.866269] mapped:2618 shmem:4196 pagetables:454 bounce:0 [ 129.866269] free:118305 free_pcp:599 free_cma:0 [ 129.901413] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 129.909542] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 129.917333] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 129.931093] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 129.941409] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 129.950210] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 129.961404] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 129.970068] Node 0 active_anon:25412kB inactive_anon:16084kB active_file:2436kB inactive_file:2152kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:10472kB dirty:52kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 130.005057] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 130.008181] Node 1 active_anon:636kB inactive_anon:4kB active_file:24kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:12kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 130.029921] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 130.045706] Node 0 DMA free:10540kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 130.074818] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 130.086470] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 130.095633] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 130.107151] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 130.115707] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 130.128315] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 130.134236] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 130.144529] Node 0 DMA32 free:62856kB min:36384kB low:45480kB high:54576kB active_anon:25412kB inactive_anon:16084kB active_file:2524kB inactive_file:2108kB unevictable:0kB writepending:112kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6784kB pagetables:1740kB bounce:0kB free_pcp:900kB local_pcp:636kB free_cma:0kB [ 130.184264] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 130.192465] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 130.208336] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 130.215838] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 130.226416] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 130.226926] lowmem_reserve[]: 0 0 0 0 0 [ 130.238985] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 130.241891] 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 [ 130.246436] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 130.275443] lowmem_reserve[]: 0 0 0 0 0 [ 130.284307] Node 1 Normal free:249496kB min:53504kB low:66880kB high:80256kB active_anon:636kB inactive_anon:4kB active_file:28kB inactive_file:20kB unevictable:0kB writepending:12kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:288kB pagetables:76kB bounce:0kB free_pcp:880kB local_pcp:824kB free_cma:0kB [ 130.317350] lowmem_reserve[]: 0 0 0 0 0 [ 130.322059] Node 0 DMA: 23*4kB (UM) 12*8kB (UM) 5*16kB (UM) 5*32kB (UM) 2*64kB (UM) 2*128kB (UM) 2*256kB (UM) 2*512kB (UM) 2*1024kB (UM) 1*2048kB (U) 1*4096kB (M) = 10540kB [ 130.341994] Node 0 DMA32: 666*4kB (UME) 275*8kB (MEH) 131*16kB (UME) 1154*32kB (UME) 18*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 45040kB [ 130.357005] 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 [ 130.360532] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 130.372103] Node 1 Normal: 10299*4kB (U) 5810*8kB (U) 2800*16kB (U) 2320*32kB (UE) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 206716kB [ 130.392937] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 130.407750] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 130.414981] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 130.421322] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 130.435438] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 130.445309] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 130.447563] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 130.457939] 5372 total pagecache pages [ 130.464239] 0 pages in swap cache [ 130.472066] Swap cache stats: add 0, delete 0, find 0/0 [ 130.478407] Free swap = 0kB [ 130.482354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 130.495072] Total swap = 0kB [ 130.499627] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 130.506700] 1965979 pages RAM [ 130.513885] 0 pages HighMem/MovableOnly [ 130.522494] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 130.532877] 335857 pages reserved [ 130.536476] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 130.543993] 0 pages cma reserved [ 130.554253] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 130.585550] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 130.600792] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 130.618654] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 130.626554] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 130.646636] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 130.661388] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 130.675941] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 130.687698] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 130.730450] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 130.800535] 0 pages cma reserved [ 130.804106] Out of memory: Kill process 9124 (syz-executor.1) score 999 or sacrifice child [ 130.820701] Killed process 9126 (syz-executor.1) total-vm:40148kB, anon-rss:128kB, file-rss:88kB, shmem-rss:0kB [ 130.868193] oom_reaper: reaped process 9126 (syz-executor.1), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 130.891810] syz-executor.1 invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 130.941393] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 130.946556] CPU: 0 PID: 7898 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 130.954353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 130.963699] Call Trace: [ 130.966284] dump_stack+0xf7/0x13b [ 130.969813] dump_header+0x160/0x63f [ 130.973513] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 130.978698] ? ___ratelimit+0x243/0x519 [ 130.982656] ? do_raw_spin_unlock+0x16a/0x250 [ 130.987139] oom_kill_process.cold.24+0xb/0xa1a [ 130.991791] ? out_of_memory+0x7f9/0x1030 [ 130.995927] ? lock_downgrade+0x7f0/0x7f0 [ 131.000087] out_of_memory+0x2b0/0x1030 [ 131.004121] ? oom_killer_disable+0x1a0/0x1a0 [ 131.007599] syz-executor.1: [ 131.008622] ? __alloc_pages_slowpath+0xb69/0x2650 [ 131.008624] page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 131.011636] __alloc_pages_slowpath+0x1ef3/0x2650 [ 131.016543] (null) [ 131.026435] ? warn_alloc+0x100/0x100 [ 131.026447] ? get_page_from_freelist+0x26e/0x23b0 [ 131.026459] ? __might_sleep+0x93/0xb0 [ 131.026466] __alloc_pages_nodemask+0x60d/0x770 [ 131.026473] ? __alloc_pages_slowpath+0x2650/0x2650 [ 131.031345] syz-executor.1: [ 131.033433] ? lock_downgrade+0x7f0/0x7f0 [ 131.037349] page allocation failure: order:0 [ 131.042276] alloc_pages_current+0xd6/0x1b0 [ 131.042286] __page_cache_alloc+0x1da/0x330 [ 131.042293] filemap_fault+0xbc5/0x1ae0 [ 131.042304] ? __lock_page_or_retry+0x820/0x820 [ 131.042312] ? lock_acquire+0x173/0x400 [ 131.042318] ? ext4_filemap_fault+0x75/0xb0 [ 131.042329] ext4_filemap_fault+0x7d/0xb0 [ 131.046701] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 131.050843] __do_fault+0xf3/0x340 [ 131.050850] __handle_mm_fault+0x2191/0x37d0 [ 131.050855] ? trace_hardirqs_on_caller+0x40c/0x580 [ 131.050862] ? copy_page_range+0x1d10/0x1d10 [ 131.050866] ? find_held_lock+0x36/0x1d0 [ 131.050884] handle_mm_fault+0x234/0x6e0 [ 131.055878] (null) [ 131.058872] ? find_vma+0x1a/0x150 [ 131.058880] __do_page_fault+0x44d/0xb00 [ 131.058888] ? vmalloc_fault+0xc90/0xc90 [ 131.058896] ? entry_SYSCALL_64_after_hwframe+0x56/0xbb [ 131.058902] ? page_fault+0x2f/0x50 [ 131.058908] do_page_fault+0x64/0x3fb [ 131.058912] ? page_fault+0x2f/0x50 [ 131.058917] page_fault+0x45/0x50 [ 131.058922] RIP: 0033:0x401ed0 [ 131.058925] RSP: 002b:00007ffd8980b7d8 EFLAGS: 00010246 [ 131.058931] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000045a9d0 [ 131.058935] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000004c2117 [ 131.063563] syz-executor.1 cpuset= [ 131.067444] RBP: 000000000000000b R08: 0000000000000001 R09: 0000000000dc8940 [ 131.067447] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 131.067450] R13: 00007ffd8980b810 R14: 000000000001f2be R15: 00007ffd8980b820 [ 131.190127] Mem-Info: [ 131.192510] syz-executor.1 cpuset= [ 131.202722] active_anon:6510 inactive_anon:4022 isolated_anon:0 [ 131.202722] active_file:54 inactive_file:1973 isolated_file:0 [ 131.202722] unevictable:0 dirty:0 writeback:0 unstable:0 [ 131.202722] slab_reclaimable:11378 slab_unreclaimable:113496 [ 131.202722] mapped:2921 shmem:4196 pagetables:454 bounce:0 [ 131.202722] free:23191 free_pcp:115 free_cma:0 [ 131.206090] / mems_allowed=0-1 [ 131.206107] CPU: 1 PID: 9126 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 131.206111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 131.206113] Call Trace: [ 131.206124] dump_stack+0xf7/0x13b [ 131.206132] warn_alloc.cold.110+0xa2/0x1be [ 131.206145] ? zone_watermark_ok_safe+0x260/0x260 [ 131.206150] ? usleep_range+0x120/0x120 [ 131.206161] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 131.206171] ? call_timer_fn+0x570/0x570 [ 131.206180] ? unreserve_highatomic_pageblock+0x315/0x450 [ 131.215992] Node 0 active_anon:25440kB inactive_anon:16084kB active_file:204kB inactive_file:8076kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:11884kB dirty:0kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 131.219367] __alloc_pages_slowpath+0x2052/0x2650 [ 131.219384] ? warn_alloc+0x100/0x100 [ 131.219390] ? get_page_from_freelist+0x26e/0x23b0 [ 131.219403] ? __might_sleep+0x93/0xb0 [ 131.219409] __alloc_pages_nodemask+0x60d/0x770 [ 131.219414] ? trace_hardirqs_off+0x10/0x10 [ 131.219418] ? lock_downgrade+0x7f0/0x7f0 [ 131.219430] ? __alloc_pages_slowpath+0x2650/0x2650 [ 131.219442] ? wait_for_completion+0x440/0x440 [ 131.219451] alloc_pages_current+0xd6/0x1b0 [ 131.219460] ion_page_pool_alloc+0x102/0x180 [ 131.219466] ion_system_heap_allocate+0x14e/0x930 [ 131.219475] ? ion_system_heap_free+0x270/0x270 [ 131.219487] ion_alloc+0x216/0x770 [ 131.219497] ? ion_dma_buf_release+0x40/0x40 [ 131.219507] ? kasan_check_write+0x14/0x20 [ 131.219515] ion_ioctl+0xe2/0x1b6 [ 131.219521] ? ion_alloc.cold.15+0x32/0x32 [ 131.219536] do_vfs_ioctl+0x180/0xfb0 [ 131.260863] Node 1 active_anon:600kB inactive_anon:4kB active_file:12kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 131.272905] ? __fget+0x1ad/0x2f0 [ 131.272914] ? ioctl_preallocate+0x1a0/0x1a0 [ 131.272922] ? __fget+0x1ca/0x2f0 [ 131.272932] ? security_file_ioctl+0x6a/0xa0 [ 131.272940] ? SyS_clock_settime+0x1a0/0x1a0 [ 131.272943] ? security_file_ioctl+0x6a/0xa0 [ 131.272950] SyS_ioctl+0x74/0x80 [ 131.272956] ? do_vfs_ioctl+0xfb0/0xfb0 [ 131.272962] do_syscall_64+0x1c7/0x5b0 [ 131.272966] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 131.272978] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 131.272984] RIP: 0033:0x45c529 [ 131.272987] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 131.272994] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 131.272998] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 131.273000] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 131.273003] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 131.273008] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 131.296689] Node 0 [ 131.304248] Mem-Info: [ 131.327999] DMA free:10372kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 131.352926] / [ 131.363854] random: crng init done [ 131.376774] mems_allowed=0-1 [ 131.379681] random: 7 urandom warning(s) missed due to ratelimiting [ 131.413374] lowmem_reserve[]: [ 131.414296] active_anon:6510 inactive_anon:4022 isolated_anon:0 [ 131.414296] active_file:529 inactive_file:2048 isolated_file:0 [ 131.414296] unevictable:0 dirty:0 writeback:0 unstable:0 [ 131.414296] slab_reclaimable:11378 slab_unreclaimable:113571 [ 131.414296] mapped:3346 shmem:4196 pagetables:454 bounce:0 [ 131.414296] free:24583 free_pcp:233 free_cma:0 [ 131.425509] 0 [ 131.452511] CPU: 1 PID: 9129 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 131.464926] 2570 [ 131.468742] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 131.468745] Call Trace: [ 131.468758] dump_stack+0xf7/0x13b [ 131.468767] warn_alloc.cold.110+0xa2/0x1be [ 131.468774] ? zone_watermark_ok_safe+0x260/0x260 [ 131.468780] ? usleep_range+0x120/0x120 [ 131.472128] 2570 [ 131.476091] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 131.495705] 2570 [ 131.501019] ? call_timer_fn+0x570/0x570 [ 131.501030] ? unreserve_highatomic_pageblock+0x315/0x450 [ 131.501043] __alloc_pages_slowpath+0x2052/0x2650 [ 131.514699] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 131.515595] ? warn_alloc+0x100/0x100 [ 131.526869] 2570 [ 131.532725] ? get_page_from_freelist+0x26e/0x23b0 [ 131.532739] ? __might_sleep+0x93/0xb0 [ 131.532747] __alloc_pages_nodemask+0x60d/0x770 [ 131.532755] ? __alloc_pages_slowpath+0x2650/0x2650 [ 131.532765] ? wait_for_completion+0x440/0x440 [ 131.532769] ? __alloc_pages_nodemask+0x12/0x770 [ 131.532777] alloc_pages_current+0xd6/0x1b0 [ 131.532785] ion_page_pool_alloc+0x102/0x180 [ 131.543787] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 131.544680] ion_system_heap_allocate+0x14e/0x930 [ 131.575461] ? ion_system_heap_free+0x270/0x270 [ 131.579023] Node 0 [ 131.584939] ion_alloc+0x216/0x770 [ 131.588161] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 131.621263] ? ion_dma_buf_release+0x40/0x40 [ 131.621273] ? kasan_check_write+0x14/0x20 [ 131.621280] ion_ioctl+0xe2/0x1b6 [ 131.621286] ? ion_alloc.cold.15+0x32/0x32 [ 131.623645] DMA32 free:63036kB min:36384kB low:45480kB high:54576kB active_anon:25540kB inactive_anon:16084kB active_file:2104kB inactive_file:8172kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6848kB pagetables:1736kB bounce:0kB free_pcp:868kB local_pcp:412kB free_cma:0kB [ 131.630906] do_vfs_ioctl+0x180/0xfb0 [ 131.630915] ? __fget+0x1ad/0x2f0 [ 131.630925] ? ioctl_preallocate+0x1a0/0x1a0 [ 131.630933] ? __fget+0x1ca/0x2f0 [ 131.630945] ? security_file_ioctl+0x6a/0xa0 [ 131.630952] ? SyS_clock_settime+0x1a0/0x1a0 [ 131.630955] ? security_file_ioctl+0x6a/0xa0 [ 131.630961] SyS_ioctl+0x74/0x80 [ 131.630967] ? do_vfs_ioctl+0xfb0/0xfb0 [ 131.642209] lowmem_reserve[]: [ 131.642364] do_syscall_64+0x1c7/0x5b0 [ 131.644922] 0 0 [ 131.648441] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 131.648453] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 131.648457] RIP: 0033:0x45c529 [ 131.648460] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 131.648466] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 131.648469] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 131.648471] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 131.648474] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 131.648477] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 131.650651] Node 0 active_anon:25540kB inactive_anon:16084kB active_file:2104kB inactive_file:8376kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:13584kB dirty:0kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 131.674069] 0 [ 131.675450] Node 1 active_anon:600kB inactive_anon:4kB active_file:12kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 131.684754] 0 [ 131.690958] Node 0 [ 131.695561] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 131.697309] DMA free:10372kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 131.699974] 0 [ 131.707224] lowmem_reserve[]: [ 131.715242] 0 [ 131.718364] Node 0 [ 131.722418] 2570 [ 131.731342] 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 [ 131.735523] 2570 [ 131.754259] lowmem_reserve[]: [ 131.766334] 2570 [ 131.797545] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 131.821501] 2570 [ 131.827787] 0 [ 131.844106] 0 [ 131.847650] Node 0 [ 131.867950] 0 [ 131.872844] DMA32 free:62404kB min:36384kB low:45480kB high:54576kB active_anon:25440kB inactive_anon:16084kB active_file:2204kB inactive_file:10072kB unevictable:0kB writepending:148kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6752kB pagetables:1736kB bounce:0kB free_pcp:1012kB local_pcp:656kB free_cma:0kB [ 131.877065] 0 [ 131.884429] lowmem_reserve[]: 0 0 0 0 0 [ 131.884445] 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 [ 131.884456] lowmem_reserve[]: 0 0 0 0 0 [ 131.884469] Node 1 Normal free:26700kB min:53504kB low:66880kB high:80256kB active_anon:600kB inactive_anon:4kB active_file:12kB inactive_file:16kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:288kB pagetables:80kB bounce:0kB free_pcp:204kB local_pcp:44kB free_cma:0kB [ 131.884478] lowmem_reserve[]: 0 0 0 0 0 [ 131.884490] Node 0 DMA: 1*4kB (M) 2*8kB (UM) 5*16kB (UM) 5*32kB (UM) 2*64kB (UM) 2*128kB (UM) 2*256kB (UM) 2*512kB (UM) 2*1024kB (UM) 1*2048kB (U) 1*4096kB (M) = 10372kB [ 131.884547] Node 0 DMA32: 545*4kB (UME) 559*8kB (UME) 103*16kB (UE) 100*32kB (UME) 23*64kB (UM) 0*128kB 1*256kB (M) 0*512kB 30*1024kB (U) 9*2048kB (U) 0*4096kB = 62380kB [ 131.884598] 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 [ 131.884630] Node 1 Normal: 1*4kB (M) 1*8kB (M) 2*16kB (UM) 834*32kB (UME) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26732kB [ 131.884672] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 131.884676] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 131.884679] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 131.884682] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 131.884685] 7313 total pagecache pages [ 131.884694] 0 pages in swap cache [ 131.884698] Swap cache stats: add 0, delete 0, find 0/0 [ 131.884701] Free swap = 0kB [ 131.884703] Total swap = 0kB [ 131.884708] 1965979 pages RAM [ 131.884711] 0 pages HighMem/MovableOnly [ 131.884713] 335857 pages reserved [ 131.884716] 0 pages cma reserved [ 131.939294] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 132.020113] 0 [ 132.193185] syz-executor.1: [ 132.212447] syz-executor.1: [ 132.218357] Node 1 [ 132.229105] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 132.237856] Normal free:26832kB min:53504kB low:66880kB high:80256kB active_anon:588kB inactive_anon:4kB active_file:20kB inactive_file:8kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:288kB pagetables:76kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 132.243676] page allocation failure: order:4 [ 132.254668] lowmem_reserve[]: [ 132.257196] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 132.259604] 0 [ 132.264800] page allocation failure: order:4 [ 132.270949] 0 [ 132.272988] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 132.274455] 0 [ 132.278424] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 132.283778] 0 [ 132.285316] (null) [ 132.295348] 0 [ 132.298696] (null) [ 132.302412] syz-executor.1 cpuset= [ 132.312779] syz-executor.1 cpuset= [ 132.338839] / [ 132.345304] Node 0 [ 132.352240] mems_allowed=0-1 [ 132.353906] DMA: [ 132.365226] CPU: 1 PID: 9129 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 132.377350] 0*4kB [ 132.378197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 132.380330] 1*8kB [ 132.382110] Call Trace: [ 132.384232] (U) [ 132.387761] dump_stack+0xf7/0x13b [ 132.387770] warn_alloc.cold.110+0xa2/0x1be [ 132.387776] ? zone_watermark_ok_safe+0x260/0x260 [ 132.387792] ? __alloc_pages_direct_compact+0xc2/0x330 [ 132.391310] / [ 132.393002] __alloc_pages_slowpath+0x2052/0x2650 [ 132.395222] mems_allowed=0-1 [ 132.398306] ? trace_hardirqs_off+0x10/0x10 [ 132.398315] ? warn_alloc+0x100/0x100 [ 132.398322] ? get_page_from_freelist+0x9ee/0x23b0 [ 132.398334] ? __might_sleep+0x93/0xb0 [ 132.407309] 4*16kB [ 132.408163] __alloc_pages_nodemask+0x60d/0x770 [ 132.410285] (U) [ 132.419708] ? trace_hardirqs_off+0x10/0x10 [ 132.419714] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 132.419722] ? __alloc_pages_slowpath+0x2650/0x2650 [ 132.419730] ? wait_for_completion+0x440/0x440 [ 132.419739] alloc_pages_current+0xd6/0x1b0 [ 132.437305] 4*32kB [ 132.438988] ion_page_pool_alloc+0x102/0x180 [ 132.444230] (U) 1*64kB [ 132.445931] ion_system_heap_allocate+0x14e/0x930 [ 132.467299] (U) [ 132.470644] ? do_raw_spin_unlock+0x16a/0x250 [ 132.472857] 1*128kB [ 132.477505] ? ion_system_heap_free+0x270/0x270 [ 132.477517] ion_alloc+0x27f/0x770 [ 132.477527] ? ion_dma_buf_release+0x40/0x40 [ 132.487364] (U) [ 132.488734] ? kasan_check_write+0x14/0x20 [ 132.493724] 1*256kB [ 132.498286] ion_ioctl+0xe2/0x1b6 [ 132.498293] ? ion_alloc.cold.15+0x32/0x32 [ 132.498305] do_vfs_ioctl+0x180/0xfb0 [ 132.498311] ? __fget+0x1ad/0x2f0 [ 132.517300] (U) [ 132.518514] ? ioctl_preallocate+0x1a0/0x1a0 [ 132.522986] 1*512kB [ 132.525315] ? __fget+0x1ca/0x2f0 [ 132.547348] (U) [ 132.549894] ? security_file_ioctl+0x6a/0xa0 [ 132.554102] 1*1024kB [ 132.557883] ? SyS_clock_settime+0x1a0/0x1a0 [ 132.557888] ? security_file_ioctl+0x6a/0xa0 [ 132.557908] SyS_ioctl+0x74/0x80 [ 132.557915] ? do_vfs_ioctl+0xfb0/0xfb0 [ 132.577297] (U) [ 132.579737] do_syscall_64+0x1c7/0x5b0 [ 132.582121] 2*2048kB [ 132.586507] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 132.597292] (UM) [ 132.598181] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 132.600126] 1*4096kB [ 132.603989] RIP: 0033:0x45c529 [ 132.606368] (M) = 10376kB [ 132.611186] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 132.611192] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 132.611195] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 132.611198] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 132.611200] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 132.611203] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 132.626468] warn_alloc_show_mem: 1 callbacks suppressed [ 132.626471] Mem-Info: [ 132.629149] CPU: 0 PID: 9126 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 132.636687] active_anon:6472 inactive_anon:4022 isolated_anon:0 [ 132.636687] active_file:40 inactive_file:249 isolated_file:0 [ 132.636687] unevictable:0 dirty:8 writeback:12 unstable:0 [ 132.636687] slab_reclaimable:11386 slab_unreclaimable:112556 [ 132.636687] mapped:1752 shmem:4196 pagetables:441 bounce:0 [ 132.636687] free:24049 free_pcp:74 free_cma:0 [ 132.642996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 132.642999] Call Trace: [ 132.643011] dump_stack+0xf7/0x13b [ 132.643019] warn_alloc.cold.110+0xa2/0x1be [ 132.643026] ? zone_watermark_ok_safe+0x260/0x260 [ 132.643040] ? __alloc_pages_direct_compact+0xc2/0x330 [ 132.643047] __alloc_pages_slowpath+0x2052/0x2650 [ 132.643059] ? trace_hardirqs_off+0x10/0x10 [ 132.643067] ? warn_alloc+0x100/0x100 [ 132.643075] ? get_page_from_freelist+0x9ee/0x23b0 [ 132.643087] ? __might_sleep+0x93/0xb0 [ 132.643095] __alloc_pages_nodemask+0x60d/0x770 [ 132.643099] ? trace_hardirqs_off+0x10/0x10 [ 132.643103] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 132.643110] ? __alloc_pages_slowpath+0x2650/0x2650 [ 132.643117] ? wait_for_completion+0x440/0x440 [ 132.643126] alloc_pages_current+0xd6/0x1b0 [ 132.643135] ion_page_pool_alloc+0x102/0x180 [ 132.643141] ion_system_heap_allocate+0x14e/0x930 [ 132.643146] ? do_raw_spin_unlock+0x16a/0x250 [ 132.643153] ? ion_system_heap_free+0x270/0x270 [ 132.650698] Node 0 active_anon:25300kB inactive_anon:16084kB active_file:140kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6708kB dirty:12kB writeback:68kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 132.657666] ion_alloc+0x27f/0x770 [ 132.657676] ? ion_dma_buf_release+0x40/0x40 [ 132.657686] ? kasan_check_write+0x14/0x20 [ 132.657693] ion_ioctl+0xe2/0x1b6 [ 132.664946] Node 1 active_anon:588kB inactive_anon:4kB active_file:20kB inactive_file:1008kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:300kB dirty:20kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 132.672196] ? ion_alloc.cold.15+0x32/0x32 [ 132.672208] do_vfs_ioctl+0x180/0xfb0 [ 132.672214] ? __fget+0x1ad/0x2f0 [ 132.672220] ? ioctl_preallocate+0x1a0/0x1a0 [ 132.672228] ? __fget+0x1ca/0x2f0 [ 132.672238] ? security_file_ioctl+0x6a/0xa0 [ 132.672244] ? SyS_clock_settime+0x1a0/0x1a0 [ 132.672247] ? security_file_ioctl+0x6a/0xa0 [ 132.672254] SyS_ioctl+0x74/0x80 [ 132.672259] ? do_vfs_ioctl+0xfb0/0xfb0 [ 132.672267] do_syscall_64+0x1c7/0x5b0 [ 132.677903] Node 0 [ 132.680003] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 132.687845] DMA free:10372kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 132.720761] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 132.720768] RIP: 0033:0x45c529 [ 132.720771] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 132.720777] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 132.720779] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 132.720782] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 132.720784] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 132.720786] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 132.727084] Node 0 [ 132.752345] lowmem_reserve[]: [ 132.758145] DMA32: [ 132.780944] 0 [ 132.784421] 873*4kB [ 132.799918] 2570 [ 132.803543] (UME) [ 132.830115] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 132.931187] 959*8kB [ 132.937330] 2570 [ 132.947388] (UME) [ 132.997667] 2570 [ 133.080581] 193*16kB (UME) 149*32kB (UME) 3*64kB (M) 0*128kB 0*256kB 0*512kB 2*1024kB (U) 0*2048kB 0*4096kB = 21260kB [ 133.094596] 2570 [ 133.096825] Node 0 DMA32 free:18188kB min:36384kB low:45480kB high:54576kB active_anon:25300kB inactive_anon:16084kB active_file:68kB inactive_file:116kB unevictable:0kB writepending:12kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6752kB pagetables:1688kB bounce:0kB free_pcp:316kB local_pcp:120kB free_cma:0kB [ 133.117292] 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 [ 133.126958] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 133.141165] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 133.150190] lowmem_reserve[]: 0 0 0 0 0 [ 133.154829] 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 [ 133.155563] Node 1 Normal: 44*4kB (ME) 30*8kB (M) 17*16kB (UM) 10*32kB (UM) 8*64kB (ME) 6*128kB (ME) 4*256kB (ME) 3*512kB (UME) 22*1024kB (U) 0*2048kB 0*4096kB = 27376kB [ 133.202856] lowmem_reserve[]: 0 0 0 0 0 [ 133.208729] Node 1 Normal free:27152kB min:53504kB low:66880kB high:80256kB active_anon:588kB inactive_anon:4kB active_file:768kB inactive_file:416kB unevictable:0kB writepending:48kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:288kB pagetables:76kB bounce:0kB free_pcp:32kB local_pcp:4kB free_cma:0kB [ 133.209928] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 133.250156] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 133.259463] lowmem_reserve[]: 0 0 0 0 0 [ 133.263451] Node 0 DMA: 0*4kB 1*8kB (U) 4*16kB (U) 4*32kB (U) 1*64kB (U) 1*128kB (U) 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 1*4096kB (M) = 10376kB [ 133.278503] syz-executor.1: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 133.291544] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 133.300702] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 133.305813] CPU: 0 PID: 9126 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 133.313600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 133.322480] Node 0 DMA32: [ 133.322963] Call Trace: [ 133.322981] dump_stack+0xf7/0x13b [ 133.325799] 672*4kB [ 133.328362] warn_alloc.cold.110+0xa2/0x1be [ 133.328368] ? zone_watermark_ok_safe+0x260/0x260 [ 133.328373] ? usleep_range+0x120/0x120 [ 133.328378] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 133.328386] ? call_timer_fn+0x570/0x570 [ 133.328393] ? unreserve_highatomic_pageblock+0x315/0x450 [ 133.328403] __alloc_pages_slowpath+0x2052/0x2650 [ 133.328417] ? warn_alloc+0x100/0x100 [ 133.328428] ? get_page_from_freelist+0x26e/0x23b0 [ 133.328440] ? __might_sleep+0x93/0xb0 [ 133.328447] __alloc_pages_nodemask+0x60d/0x770 [ 133.328452] ? retint_kernel+0x2d/0x2d [ 133.328458] ? __alloc_pages_slowpath+0x2650/0x2650 [ 133.328470] ? wait_for_completion+0x440/0x440 [ 133.328479] alloc_pages_current+0xd6/0x1b0 [ 133.328490] ion_page_pool_alloc+0x102/0x180 [ 133.328496] ion_system_heap_allocate+0x14e/0x930 [ 133.334779] (UME) [ 133.338633] ? do_raw_spin_unlock+0x16a/0x250 [ 133.338641] ? ion_system_heap_free+0x270/0x270 [ 133.338652] ion_alloc+0x27f/0x770 [ 133.338660] ? ion_dma_buf_release+0x40/0x40 [ 133.338670] ? kasan_check_write+0x14/0x20 [ 133.338676] ion_ioctl+0xe2/0x1b6 [ 133.338681] ? ion_alloc.cold.15+0x32/0x32 [ 133.338692] do_vfs_ioctl+0x180/0xfb0 [ 133.338697] ? __fget+0x1ad/0x2f0 [ 133.338703] ? ioctl_preallocate+0x1a0/0x1a0 [ 133.338711] ? __fget+0x1ca/0x2f0 [ 133.338721] ? security_file_ioctl+0x6a/0xa0 [ 133.338727] ? SyS_clock_settime+0x1a0/0x1a0 [ 133.338731] ? security_file_ioctl+0x6a/0xa0 [ 133.338738] SyS_ioctl+0x74/0x80 [ 133.338744] ? do_vfs_ioctl+0xfb0/0xfb0 [ 133.338750] do_syscall_64+0x1c7/0x5b0 [ 133.338755] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 133.338764] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 133.338770] RIP: 0033:0x45c529 [ 133.338773] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 133.338779] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 133.338782] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 133.338787] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 133.346910] 327*8kB [ 133.347566] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 133.347569] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 133.348451] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 133.353125] (UME) [ 133.357999] 4362 total pagecache pages [ 133.366443] 256*16kB [ 133.368563] 0 pages in swap cache [ 133.372778] (UME) [ 133.378623] Swap cache stats: add 0, delete 0, find 0/0 [ 133.385887] 159*32kB [ 133.389752] Free swap = 0kB [ 133.395902] IPVS: ftp: loaded support on port[0] = 21 [ 133.399466] Total swap = 0kB [ 133.417603] (UME) [ 133.437315] 1965979 pages RAM [ 133.443170] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 133.444780] 0 pages HighMem/MovableOnly [ 133.456347] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 133.467306] 335857 pages reserved [ 133.475920] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 133.487632] 0 pages cma reserved [ 133.490452] 5*64kB [ 133.497840] Out of memory: Kill process 6445 (syz-execprog) score 1 or sacrifice child [ 133.499539] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 133.506110] Killed process 9123 (syz-executor.2) total-vm:39756kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB [ 133.656476] (UM) 3*128kB (U) 1*256kB (U) 2*512kB (U) 2*1024kB (U) 0*2048kB 0*4096kB = 18520kB [ 133.666031] 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 [ 133.690608] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 133.698562] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 133.707730] device veth0_vlan entered promiscuous mode [ 133.717831] Node 1 Normal: 1*4kB (U) 2*8kB (UM) 2*16kB (UM) 1*32kB (U) 2*64kB (UE) 1*128kB (E) 3*256kB (UME) 2*512kB (UE) 60*1024kB (U) 0*2048kB 0*4096kB = 63572kB [ 133.722574] oom_reaper: reaped process 9123 (syz-executor.2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 133.733613] device veth1_vlan entered promiscuous mode [ 133.748181] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 133.757116] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 133.772145] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 133.779983] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 133.786894] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 133.794191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 133.801635] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 133.811211] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 133.818278] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 133.826850] 5435 total pagecache pages [ 133.838237] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 133.848324] device veth0_vlan entered promiscuous mode [ 133.858336] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 133.865312] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 133.872210] 0 pages in swap cache [ 133.875666] Swap cache stats: add 0, delete 0, find 0/0 [ 133.885988] Free swap = 0kB [ 133.886416] device veth1_vlan entered promiscuous mode [ 133.890139] Total swap = 0kB [ 133.898102] 1965979 pages RAM [ 133.901210] 0 pages HighMem/MovableOnly [ 133.905179] 335857 pages reserved [ 133.907953] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 133.915845] 0 pages cma reserved [ 133.919323] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 133.936197] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 133.943647] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 133.955542] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 133.966297] device veth0_macvtap entered promiscuous mode [ 133.977065] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 133.986703] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 134.005060] device veth1_macvtap entered promiscuous mode [ 134.011861] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 134.025301] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 134.041793] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 134.059365] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 134.066792] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 134.075527] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 134.084110] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 134.092065] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 134.100098] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 134.135995] device veth0_macvtap entered promiscuous mode [ 134.148649] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 134.162220] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 134.216122] device veth1_macvtap entered promiscuous mode [ 134.228799] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 134.262777] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 134.283101] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 134.292910] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 134.306697] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 134.322978] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 134.332681] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 134.345132] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 134.356349] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 134.368348] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 134.375739] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 134.386905] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 134.404577] chnl_net:caif_netlink_parms(): no params data found [ 134.413819] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 134.444219] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 134.453804] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 134.467657] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 134.481479] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 134.489221] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 134.501070] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 134.520932] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 134.539247] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 134.564176] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 134.577830] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 134.586949] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 134.610856] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 134.620106] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 134.637259] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 134.651941] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 134.659636] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 134.673595] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 134.685127] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 134.704329] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 134.714861] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 134.725231] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 134.736236] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 134.746923] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 134.759838] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 134.771808] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 134.784709] batman_adv: batadv0: Interface activated: batadv_slave_1 2020/09/03 14:27:38 executed programs: 33 [ 134.808549] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 134.822957] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 134.940770] bridge0: port 1(bridge_slave_0) entered blocking state [ 134.947801] bridge0: port 1(bridge_slave_0) entered disabled state [ 134.955226] device bridge_slave_0 entered promiscuous mode [ 134.966053] bridge0: port 2(bridge_slave_1) entered blocking state [ 134.981874] bridge0: port 2(bridge_slave_1) entered disabled state [ 134.989871] device bridge_slave_1 entered promiscuous mode [ 135.035266] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 135.046815] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 135.060572] device bridge_slave_1 left promiscuous mode [ 135.066332] bridge0: port 2(bridge_slave_1) entered disabled state [ 135.080494] device bridge_slave_0 left promiscuous mode [ 135.086122] bridge0: port 1(bridge_slave_0) entered disabled state [ 135.087705] syz-executor.1: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 135.104514] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 135.109803] CPU: 1 PID: 9290 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 135.117599] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 135.126949] Call Trace: [ 135.129543] dump_stack+0xf7/0x13b [ 135.133084] warn_alloc.cold.110+0xa2/0x1be [ 135.137422] ? zone_watermark_ok_safe+0x260/0x260 [ 135.142263] ? __lock_is_held+0xb5/0x140 [ 135.146415] ? __alloc_pages_direct_compact+0x28d/0x330 [ 135.151789] __alloc_pages_slowpath+0x2052/0x2650 [ 135.156667] ? trace_hardirqs_off+0x10/0x10 [ 135.161077] ? warn_alloc+0x100/0x100 [ 135.164876] ? get_page_from_freelist+0x9ee/0x23b0 [ 135.169820] ? __might_sleep+0x93/0xb0 [ 135.173704] __alloc_pages_nodemask+0x60d/0x770 [ 135.178394] ? trace_hardirqs_on_caller+0x40c/0x580 [ 135.183406] ? __alloc_pages_slowpath+0x2650/0x2650 [ 135.188420] ? wait_for_completion+0x440/0x440 [ 135.193002] alloc_pages_current+0xd6/0x1b0 [ 135.197318] ion_page_pool_alloc+0x102/0x180 [ 135.201723] ion_system_heap_allocate+0x14e/0x930 [ 135.206560] ? ion_system_heap_free+0x270/0x270 [ 135.211224] ion_alloc+0x216/0x770 [ 135.214762] ? ion_dma_buf_release+0x40/0x40 [ 135.219166] ? kasan_check_write+0x14/0x20 [ 135.223398] ion_ioctl+0xe2/0x1b6 [ 135.226870] ? ion_alloc.cold.15+0x32/0x32 [ 135.231456] do_vfs_ioctl+0x180/0xfb0 [ 135.235248] ? __fget+0x1ad/0x2f0 [ 135.238693] ? ioctl_preallocate+0x1a0/0x1a0 [ 135.243124] ? __fget+0x1ca/0x2f0 [ 135.246572] ? security_file_ioctl+0x6a/0xa0 [ 135.250982] ? SyS_clock_settime+0x1a0/0x1a0 [ 135.255382] ? security_file_ioctl+0x6a/0xa0 [ 135.259786] SyS_ioctl+0x74/0x80 [ 135.263145] ? do_vfs_ioctl+0xfb0/0xfb0 [ 135.267118] do_syscall_64+0x1c7/0x5b0 [ 135.271455] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 135.276298] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 135.281502] RIP: 0033:0x45c529 [ 135.284681] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 135.292408] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 135.299671] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 135.307021] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 135.314284] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 135.321549] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 135.330102] warn_alloc_show_mem: 2 callbacks suppressed [ 135.330104] Mem-Info: [ 135.338010] active_anon:6467 inactive_anon:4022 isolated_anon:0 [ 135.338010] active_file:460 inactive_file:2638 isolated_file:12 [ 135.338010] unevictable:0 dirty:32 writeback:0 unstable:0 [ 135.338010] slab_reclaimable:11430 slab_unreclaimable:112488 [ 135.338010] mapped:3669 shmem:4196 pagetables:439 bounce:0 [ 135.338010] free:142029 free_pcp:345 free_cma:0 [ 135.371680] Node 0 active_anon:25360kB inactive_anon:16084kB active_file:484kB inactive_file:6896kB unevictable:0kB isolated(anon):0kB isolated(file):48kB mapped:10372kB dirty:48kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 135.400113] Node 1 active_anon:508kB inactive_anon:4kB active_file:1356kB inactive_file:3656kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4304kB dirty:80kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 135.427022] Node 0 DMA free:13364kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:4kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 135.453296] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 135.453979] device hsr_slave_1 left promiscuous mode [ 135.458963] Node 0 DMA32 free:244568kB min:36384kB low:45480kB high:54576kB active_anon:25360kB inactive_anon:16084kB active_file:484kB inactive_file:6892kB unevictable:0kB writepending:44kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6848kB pagetables:1712kB bounce:0kB free_pcp:724kB local_pcp:0kB free_cma:0kB [ 135.493309] lowmem_reserve[]: 0 0 0 0 0 [ 135.497443] 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 [ 135.504809] device hsr_slave_0 left promiscuous mode [ 135.522840] lowmem_reserve[]: 0 0 0 0 0 [ 135.532083] Node 1 Normal free:510404kB min:53504kB low:66880kB high:80256kB active_anon:508kB inactive_anon:4kB active_file:1356kB inactive_file:3656kB unevictable:0kB writepending:80kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:44kB bounce:0kB free_pcp:680kB local_pcp:0kB free_cma:0kB [ 135.560977] lowmem_reserve[]: 0 0 0 0 0 [ 135.565186] Node 0 DMA: 27*4kB (UME) 9*8kB (UME) 3*16kB (UM) 5*32kB (UME) 13*64kB (UME) 17*128kB (UME) 3*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 1*2048kB (E) 1*4096kB (M) = 13380kB [ 135.581939] Node 0 DMA32: 8601*4kB (UEH) 3394*8kB (UME) 3768*16kB (UMEH) 1370*32kB (UME) 893*64kB (UM) 44*128kB (U) 36*256kB (U) 14*512kB (U) 1*1024kB (U) 0*2048kB 0*4096kB = 245876kB [ 135.583552] team0 (unregistering): Port device team_slave_1 removed [ 135.603346] 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 [ 135.616431] team0 (unregistering): Port device team_slave_0 removed [ 135.616539] Node 1 Normal: 23962*4kB (UME) 3894*8kB (UME) 2364*16kB (UME) 1664*32kB (UME) 2414*64kB (UM) 600*128kB (UME) 117*256kB (UME) 116*512kB (UME) 13*1024kB (UM) 1*2048kB (M) 5*4096kB (U) = 574552kB [ 135.642248] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 135.649800] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 135.650420] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 135.658924] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 135.674946] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 135.684122] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 135.693209] 7294 total pagecache pages [ 135.697485] 0 pages in swap cache [ 135.700944] Swap cache stats: add 0, delete 0, find 0/0 [ 135.706299] Free swap = 0kB [ 135.709611] Total swap = 0kB [ 135.712622] 1965979 pages RAM [ 135.715718] 0 pages HighMem/MovableOnly [ 135.720114] 335857 pages reserved [ 135.723594] 0 pages cma reserved [ 135.742634] bond0 (unregistering): Released all slaves [ 135.783988] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 135.814762] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 135.894490] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 135.914151] team0: Port device team_slave_0 added [ 135.992561] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 136.010419] team0: Port device team_slave_1 added [ 136.061281] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 136.077178] 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. [ 136.103942] syz-executor.1: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 136.127186] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 136.137826] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 136.142958] CPU: 1 PID: 9302 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 136.150769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 136.160121] Call Trace: [ 136.162715] dump_stack+0xf7/0x13b [ 136.166299] warn_alloc.cold.110+0xa2/0x1be [ 136.170618] ? zone_watermark_ok_safe+0x260/0x260 [ 136.175470] ? __alloc_pages_direct_compact+0xc2/0x330 [ 136.180781] __alloc_pages_slowpath+0x2052/0x2650 [ 136.185629] ? trace_hardirqs_off+0x10/0x10 [ 136.189956] ? warn_alloc+0x100/0x100 [ 136.193748] ? get_page_from_freelist+0x9ee/0x23b0 [ 136.198671] ? __might_sleep+0x93/0xb0 [ 136.202577] __alloc_pages_nodemask+0x60d/0x770 [ 136.207245] ? __alloc_pages_slowpath+0x2650/0x2650 [ 136.212256] ? wait_for_completion+0x440/0x440 [ 136.216848] alloc_pages_current+0xd6/0x1b0 [ 136.221158] ion_page_pool_alloc+0x102/0x180 [ 136.225554] ion_system_heap_allocate+0x14e/0x930 [ 136.230477] ? ion_system_heap_free+0x270/0x270 [ 136.235145] ion_alloc+0x216/0x770 [ 136.238677] ? ion_dma_buf_release+0x40/0x40 [ 136.243107] ? kasan_check_write+0x14/0x20 [ 136.247514] ion_ioctl+0xe2/0x1b6 [ 136.250971] ? ion_alloc.cold.15+0x32/0x32 [ 136.255206] do_vfs_ioctl+0x180/0xfb0 [ 136.259095] ? __fget+0x1ad/0x2f0 [ 136.262536] ? ioctl_preallocate+0x1a0/0x1a0 [ 136.266934] ? __fget+0x1ca/0x2f0 [ 136.270393] ? security_file_ioctl+0x6a/0xa0 [ 136.275342] ? SyS_clock_settime+0x1a0/0x1a0 [ 136.279743] ? security_file_ioctl+0x6a/0xa0 [ 136.284167] SyS_ioctl+0x74/0x80 [ 136.287529] ? do_vfs_ioctl+0xfb0/0xfb0 [ 136.291492] do_syscall_64+0x1c7/0x5b0 [ 136.295373] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 136.300206] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 136.305379] RIP: 0033:0x45c529 [ 136.308551] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 136.316255] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 136.323511] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 136.330852] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 136.338109] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 136.345373] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 136.365010] syz-executor.3: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 136.402680] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 136.412218] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 136.421405] 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. [ 136.426958] CPU: 0 PID: 9362 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 136.451032] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 136.458364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 136.458368] Call Trace: [ 136.458383] dump_stack+0xf7/0x13b [ 136.458392] warn_alloc.cold.110+0xa2/0x1be [ 136.458399] ? zone_watermark_ok_safe+0x260/0x260 [ 136.458413] ? __alloc_pages_direct_compact+0xc2/0x330 [ 136.458421] __alloc_pages_slowpath+0x2052/0x2650 [ 136.458433] ? trace_hardirqs_off+0x10/0x10 [ 136.458441] ? warn_alloc+0x100/0x100 [ 136.469328] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 136.477577] ? get_page_from_freelist+0x9ee/0x23b0 [ 136.477589] ? __might_sleep+0x93/0xb0 [ 136.477597] __alloc_pages_nodemask+0x60d/0x770 [ 136.477602] ? trace_hardirqs_off+0x10/0x10 [ 136.477606] ? lock_downgrade+0x7f0/0x7f0 [ 136.477613] ? __alloc_pages_slowpath+0x2650/0x2650 [ 136.477622] ? wait_for_completion+0x440/0x440 [ 136.477631] alloc_pages_current+0xd6/0x1b0 [ 136.477639] ion_page_pool_alloc+0x102/0x180 [ 136.477644] ion_system_heap_allocate+0x14e/0x930 [ 136.477652] ? ion_system_heap_free+0x270/0x270 [ 136.477662] ion_alloc+0x216/0x770 [ 136.477671] ? ion_dma_buf_release+0x40/0x40 [ 136.477680] ? kasan_check_write+0x14/0x20 [ 136.477688] ion_ioctl+0xe2/0x1b6 [ 136.486126] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 136.488083] ? ion_alloc.cold.15+0x32/0x32 [ 136.488094] do_vfs_ioctl+0x180/0xfb0 [ 136.488099] ? __fget+0x1ad/0x2f0 [ 136.488106] ? ioctl_preallocate+0x1a0/0x1a0 [ 136.488114] ? __fget+0x1ca/0x2f0 [ 136.488124] ? security_file_ioctl+0x6a/0xa0 [ 136.488130] ? SyS_clock_settime+0x1a0/0x1a0 [ 136.488134] ? security_file_ioctl+0x6a/0xa0 [ 136.488140] SyS_ioctl+0x74/0x80 [ 136.488145] ? do_vfs_ioctl+0xfb0/0xfb0 [ 136.488152] do_syscall_64+0x1c7/0x5b0 [ 136.633869] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 136.638691] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 136.643855] RIP: 0033:0x45c529 [ 136.647018] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 136.654700] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 136.661958] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 136.669213] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 136.676456] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 136.683700] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 136.753463] Mem-Info: [ 136.755919] active_anon:6521 inactive_anon:4022 isolated_anon:0 [ 136.755919] active_file:140 inactive_file:100 isolated_file:4 [ 136.755919] unevictable:0 dirty:39 writeback:0 unstable:0 [ 136.755919] slab_reclaimable:11434 slab_unreclaimable:110878 [ 136.755919] mapped:1944 shmem:4196 pagetables:431 bounce:0 [ 136.755919] free:25077 free_pcp:357 free_cma:0 [ 136.793385] Node 0 active_anon:25572kB inactive_anon:16084kB active_file:340kB inactive_file:472kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:7472kB dirty:76kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 136.833405] Node 1 active_anon:512kB inactive_anon:4kB active_file:92kB inactive_file:212kB unevictable:0kB isolated(anon):0kB isolated(file):16kB mapped:204kB dirty:80kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 136.865331] Node 0 DMA free:10484kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:4kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 136.928408] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 136.933464] Node 0 DMA32 free:36556kB min:36384kB low:45480kB high:54576kB active_anon:25572kB inactive_anon:16084kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6944kB pagetables:1680kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 136.965599] lowmem_reserve[]: 0 0 0 0 0 [ 136.969817] 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 [ 136.999412] lowmem_reserve[]: 0 0 0 0 0 [ 137.003431] Node 1 Normal free:53328kB min:53504kB low:66880kB high:80256kB active_anon:512kB inactive_anon:4kB active_file:0kB inactive_file:184kB unevictable:0kB writepending:120kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:44kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 137.036178] lowmem_reserve[]: 0 0 0 0 0 [ 137.040284] Node 0 DMA: 6*4kB (UE) 8*8kB (UE) 2*16kB (U) 4*32kB (UE) 2*64kB (UE) 15*128kB (UE) 2*256kB (UE) 1*512kB (E) 1*1024kB (E) 3*2048kB (UME) 0*4096kB = 10488kB [ 137.059336] syz-executor.3 invoked oom-killer: gfp_mask=0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null), order=0, oom_score_adj=1000 [ 137.097118] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 137.102288] CPU: 0 PID: 9362 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 137.105736] Node 0 [ 137.110238] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 137.110241] Call Trace: [ 137.110255] dump_stack+0xf7/0x13b [ 137.110264] dump_header+0x160/0x63f [ 137.110271] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 137.110277] ? ___ratelimit+0x243/0x519 [ 137.110282] ? do_raw_spin_unlock+0x16a/0x250 [ 137.110288] oom_kill_process.cold.24+0xb/0xa1a [ 137.110293] ? out_of_memory+0x7f9/0x1030 [ 137.110298] ? lock_downgrade+0x7f0/0x7f0 [ 137.110309] out_of_memory+0x2b0/0x1030 [ 137.110317] ? oom_killer_disable+0x1a0/0x1a0 [ 137.110326] ? __alloc_pages_slowpath+0xb69/0x2650 [ 137.121150] DMA32: [ 137.121897] __alloc_pages_slowpath+0x1ef3/0x2650 [ 137.124454] 564*4kB [ 137.127981] ? warn_alloc+0x100/0x100 [ 137.127988] ? get_page_from_freelist+0x26e/0x23b0 [ 137.127999] ? __might_sleep+0x93/0xb0 [ 137.128007] __alloc_pages_nodemask+0x60d/0x770 [ 137.128011] ? trace_hardirqs_off+0x10/0x10 [ 137.128015] ? lock_downgrade+0x7f0/0x7f0 [ 137.128022] ? __alloc_pages_slowpath+0x2650/0x2650 [ 137.128033] ? wait_for_completion+0x440/0x440 [ 137.128042] alloc_pages_current+0xd6/0x1b0 [ 137.128050] ion_page_pool_alloc+0x102/0x180 [ 137.128055] ion_system_heap_allocate+0x14e/0x930 [ 137.128064] ? ion_system_heap_free+0x270/0x270 [ 137.143574] (ME) [ 137.145347] ion_alloc+0x216/0x770 [ 137.155969] 351*8kB [ 137.159480] ? ion_dma_buf_release+0x40/0x40 [ 137.159490] ? kasan_check_write+0x14/0x20 [ 137.159497] ion_ioctl+0xe2/0x1b6 [ 137.159502] ? ion_alloc.cold.15+0x32/0x32 [ 137.159513] do_vfs_ioctl+0x180/0xfb0 [ 137.159518] ? __fget+0x1ad/0x2f0 [ 137.159525] ? ioctl_preallocate+0x1a0/0x1a0 [ 137.159534] ? __fget+0x1ca/0x2f0 [ 137.159544] ? security_file_ioctl+0x6a/0xa0 [ 137.159551] ? SyS_clock_settime+0x1a0/0x1a0 [ 137.159555] ? security_file_ioctl+0x6a/0xa0 [ 137.159560] SyS_ioctl+0x74/0x80 [ 137.159566] ? do_vfs_ioctl+0xfb0/0xfb0 [ 137.159572] do_syscall_64+0x1c7/0x5b0 [ 137.159576] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 137.159586] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 137.159590] RIP: 0033:0x45c529 [ 137.159599] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 137.159605] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 137.159608] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 137.159611] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 137.159613] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 137.159616] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 137.219796] Mem-Info: [ 137.304280] (UME) [ 137.317084] active_anon:6521 inactive_anon:4022 isolated_anon:0 [ 137.317084] active_file:26 inactive_file:1 isolated_file:0 [ 137.317084] unevictable:0 dirty:0 writeback:0 unstable:0 [ 137.317084] slab_reclaimable:11439 slab_unreclaimable:110883 [ 137.317084] mapped:1706 shmem:4196 pagetables:449 bounce:0 [ 137.317084] free:28865 free_pcp:250 free_cma:0 [ 137.408575] Node 0 active_anon:25572kB inactive_anon:16084kB active_file:92kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6824kB dirty:0kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 137.433919] 118*16kB (UME) 812*32kB (UME) 18*64kB (UM) 7*128kB (M) 3*256kB (M) 1*512kB (M) 0*1024kB 0*2048kB 0*4096kB = 36264kB [ 137.449015] Node 1 active_anon:512kB inactive_anon:4kB active_file:28kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 137.482295] Node 0 DMA free:10488kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 137.496403] Node 0 [ 137.514485] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 137.521800] Node 0 DMA32 free:36336kB min:36384kB low:45480kB high:54576kB active_anon:25572kB inactive_anon:16084kB active_file:92kB inactive_file:56kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6912kB pagetables:1748kB bounce:0kB free_pcp:244kB local_pcp:0kB free_cma:0kB [ 137.558827] lowmem_reserve[]: 0 0 0 0 0 [ 137.562843] 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 [ 137.595897] lowmem_reserve[]: 0 0 0 0 0 [ 137.601056] Node 1 Normal free:53204kB min:53504kB low:66880kB high:80256kB active_anon:512kB inactive_anon:4kB active_file:16kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:48kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 137.603125] Normal: [ 137.635875] lowmem_reserve[]: 0 0 0 0 0 [ 137.643784] Node 0 DMA: 6*4kB (UE) 8*8kB (UE) 2*16kB (U) 4*32kB (UE) 2*64kB (UE) 15*128kB (UE) 2*256kB (UE) 1*512kB (E) 1*1024kB (E) 3*2048kB (UME) 0*4096kB = 10488kB [ 137.644476] 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 137.678396] Node 0 DMA32: 515*4kB (UE) 337*8kB (ME) 117*16kB (ME) 813*32kB (UME) 18*64kB (UM) 7*128kB (M) 3*256kB (M) 1*512kB (M) 0*1024kB 0*2048kB 0*4096kB = 35972kB [ 137.708157] Node 1 Normal: 49*4kB (UM) 3*8kB (M) 5*16kB (M) 1169*32kB (UM) 109*64kB (UM) 9*128kB (UM) 10*256kB (UM) 2*512kB (UM) 4*1024kB (UM) 0*2048kB 0*4096kB = 53516kB [ 137.716668] 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 [ 137.753865] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 137.773801] Node 1 Normal: 49*4kB (UM) 3*8kB (M) 5*16kB (M) 1169*32kB (UM) 109*64kB (UM) 9*128kB (UM) 10*256kB (UM) 2*512kB (UM) 4*1024kB (UM) 0*2048kB 0*4096kB = 53516kB [ 137.786200] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 137.816354] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 137.826750] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 137.832784] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 137.856185] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 137.866787] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 137.881547] 4243 total pagecache pages [ 137.886514] 0 pages in swap cache [ 137.895945] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 137.906649] Swap cache stats: add 0, delete 0, find 0/0 [ 137.915602] 4243 total pagecache pages [ 137.916590] Free swap = 0kB [ 137.942254] 0 pages in swap cache [ 137.945733] Swap cache stats: add 0, delete 0, find 0/0 [ 137.945798] Total swap = 0kB [ 137.951341] Free swap = 0kB [ 137.951344] Total swap = 0kB [ 137.951350] 1965979 pages RAM [ 137.951352] 0 pages HighMem/MovableOnly [ 137.951355] 335857 pages reserved [ 137.951357] 0 pages cma reserved [ 137.951363] Out of memory: Kill process 9289 (syz-executor.1) score 999 or sacrifice child [ 137.951384] Killed process 9290 (syz-executor.1) total-vm:40148kB, anon-rss:128kB, file-rss:0kB, shmem-rss:0kB [ 137.982231] 1965979 pages RAM [ 138.028865] oom_reaper: reaped process 9290 (syz-executor.1), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 138.039064] 0 pages HighMem/MovableOnly [ 138.043015] in:imklog invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 138.043298] 335857 pages reserved [ 138.043302] 0 pages cma reserved [ 138.057368] in:imklog cpuset=/ mems_allowed=0-1 [ 138.081132] CPU: 0 PID: 5987 Comm: in:imklog Not tainted 4.14.196-syzkaller #0 [ 138.088979] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 138.098438] Call Trace: [ 138.101120] dump_stack+0xf7/0x13b [ 138.104952] dump_header+0x160/0x63f [ 138.109110] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 138.114376] ? ___ratelimit+0x243/0x519 [ 138.117276] syz-executor.1: [ 138.118350] ? do_raw_spin_unlock+0x16a/0x250 [ 138.118356] page allocation failure: order:0 [ 138.121476] oom_kill_process.cold.24+0xb/0xa1a [ 138.127394] syz-executor.1: [ 138.132562] ? out_of_memory+0x7f9/0x1030 [ 138.139364] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 138.143036] ? lock_downgrade+0x7f0/0x7f0 [ 138.148408] page allocation failure: order:0 [ 138.155389] out_of_memory+0x2b0/0x1030 [ 138.167155] (null) [ 138.168521] ? oom_killer_disable+0x1a0/0x1a0 [ 138.170797] syz-executor.1 cpuset= [ 138.175403] ? __alloc_pages_slowpath+0xb69/0x2650 [ 138.175404] / mems_allowed=0-1 [ 138.178932] __alloc_pages_slowpath+0x1ef3/0x2650 [ 138.178947] ? warn_alloc+0x100/0x100 [ 138.178954] ? get_page_from_freelist+0x26e/0x23b0 [ 138.178965] ? __might_sleep+0x93/0xb0 [ 138.178972] __alloc_pages_nodemask+0x60d/0x770 [ 138.178979] ? __alloc_pages_slowpath+0x2650/0x2650 [ 138.178985] ? lock_downgrade+0x7f0/0x7f0 [ 138.178997] alloc_pages_current+0xd6/0x1b0 [ 138.179004] __page_cache_alloc+0x1da/0x330 [ 138.179012] filemap_fault+0xbc5/0x1ae0 [ 138.179023] ? __lock_page_or_retry+0x820/0x820 [ 138.184335] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 138.187431] ? lock_acquire+0x173/0x400 [ 138.187438] ? ext4_filemap_fault+0x75/0xb0 [ 138.187448] ext4_filemap_fault+0x7d/0xb0 [ 138.187456] __do_fault+0xf3/0x340 [ 138.187462] __handle_mm_fault+0x2191/0x37d0 [ 138.187468] ? copy_page_range+0x1d10/0x1d10 [ 138.187473] ? find_held_lock+0x36/0x1d0 [ 138.187489] handle_mm_fault+0x234/0x6e0 [ 138.187493] ? find_vma+0x1a/0x150 [ 138.187502] __do_page_fault+0x44d/0xb00 [ 138.192624] (null) [ 138.196387] ? SyS_read+0x1c5/0x250 [ 138.207544] syz-executor.1 cpuset= [ 138.210512] ? vmalloc_fault+0xc90/0xc90 [ 138.216045] / [ 138.220635] ? retint_user+0x18/0x18 [ 138.247060] mems_allowed=0-1 [ 138.249954] ? page_fault+0x2f/0x50 [ 138.323024] do_page_fault+0x64/0x3fb [ 138.326928] ? page_fault+0x2f/0x50 [ 138.330681] page_fault+0x45/0x50 [ 138.334311] RIP: 0033:0x557e3a0b45a3 [ 138.338021] RSP: 002b:00007efcfb961460 EFLAGS: 00010206 [ 138.343465] RAX: 00007efcf405c690 RBX: 00007efcfb9614b8 RCX: 00007efcf4000020 [ 138.350819] RDX: 00007efcf405c690 RSI: 0000000002802000 RDI: 0000000000000002 [ 138.358129] RBP: 00007efcfb9614b8 R08: 00007efcf4000538 R09: 0000000000000270 [ 138.365521] R10: 2ce33e6c02ce33e7 R11: 0000000000000000 R12: 00007efcfb961da0 [ 138.373066] R13: 00007efcfb961da3 R14: 0000000000001f9f R15: 00007efcfb961dda [ 138.380426] CPU: 1 PID: 9290 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 138.388247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 138.397818] Call Trace: [ 138.400421] dump_stack+0xf7/0x13b [ 138.404325] warn_alloc.cold.110+0xa2/0x1be [ 138.408661] ? zone_watermark_ok_safe+0x260/0x260 [ 138.413510] ? usleep_range+0x120/0x120 [ 138.417490] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 138.422599] ? call_timer_fn+0x570/0x570 [ 138.426801] ? unreserve_highatomic_pageblock+0x315/0x450 [ 138.427611] Mem-Info: [ 138.432337] __alloc_pages_slowpath+0x2052/0x2650 [ 138.434821] active_anon:6499 inactive_anon:4022 isolated_anon:0 [ 138.434821] active_file:22 inactive_file:30 isolated_file:0 [ 138.434821] unevictable:0 dirty:0 writeback:0 unstable:0 [ 138.434821] slab_reclaimable:11436 slab_unreclaimable:110911 [ 138.434821] mapped:1730 shmem:4196 pagetables:449 bounce:0 [ 138.434821] free:19310 free_pcp:495 free_cma:0 [ 138.439652] ? warn_alloc+0x100/0x100 [ 138.439659] ? get_page_from_freelist+0x26e/0x23b0 [ 138.439671] ? __might_sleep+0x93/0xb0 [ 138.439678] __alloc_pages_nodemask+0x60d/0x770 [ 138.439689] ? retint_kernel+0x2d/0x2d [ 138.476287] Node 0 active_anon:25484kB inactive_anon:16084kB active_file:72kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6920kB dirty:0kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 138.476755] ? __alloc_pages_slowpath+0x2650/0x2650 [ 138.482926] Node 1 active_anon:512kB inactive_anon:4kB active_file:16kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 138.486763] ? wait_for_completion+0x440/0x440 [ 138.491634] Node 0 [ 138.495792] alloc_pages_current+0xd6/0x1b0 [ 138.523303] DMA free:10388kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 138.528262] ion_page_pool_alloc+0x102/0x180 [ 138.528268] ion_system_heap_allocate+0x14e/0x930 [ 138.528276] ? ion_system_heap_free+0x270/0x270 [ 138.554307] lowmem_reserve[]: [ 138.558860] ion_alloc+0x216/0x770 [ 138.558871] ? ion_dma_buf_release+0x40/0x40 [ 138.558881] ? kasan_check_write+0x14/0x20 [ 138.561093] 0 [ 138.565399] ion_ioctl+0xe2/0x1b6 [ 138.591084] 2570 [ 138.595523] ? ion_alloc.cold.15+0x32/0x32 [ 138.600660] 2570 [ 138.605377] do_vfs_ioctl+0x180/0xfb0 [ 138.608474] 2570 [ 138.611988] ? __fget+0x1ad/0x2f0 [ 138.616373] 2570 [ 138.620592] ? ioctl_preallocate+0x1a0/0x1a0 [ 138.620600] ? __fget+0x1ca/0x2f0 [ 138.620611] ? security_file_ioctl+0x6a/0xa0 [ 138.620619] ? SyS_clock_settime+0x1a0/0x1a0 [ 138.625920] ? security_file_ioctl+0x6a/0xa0 [ 138.625927] SyS_ioctl+0x74/0x80 [ 138.627994] Node 0 [ 138.632237] ? do_vfs_ioctl+0xfb0/0xfb0 [ 138.634347] DMA32 free:36312kB min:36384kB low:45480kB high:54576kB active_anon:25484kB inactive_anon:16084kB active_file:72kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6912kB pagetables:1748kB bounce:0kB free_pcp:1444kB local_pcp:704kB free_cma:0kB [ 138.638130] do_syscall_64+0x1c7/0x5b0 [ 138.638135] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 138.638145] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 138.638150] RIP: 0033:0x45c529 [ 138.638154] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 [ 138.640448] lowmem_reserve[]: [ 138.643987] ORIG_RAX: 0000000000000010 [ 138.643993] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 138.646178] 0 [ 138.650674] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 138.650678] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 138.650681] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 138.650683] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 138.653343] CPU: 1 PID: 9302 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 138.654718] 0 [ 138.658579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 138.658583] Call Trace: [ 138.658595] dump_stack+0xf7/0x13b [ 138.658604] warn_alloc.cold.110+0xa2/0x1be [ 138.658610] ? zone_watermark_ok_safe+0x260/0x260 [ 138.658614] ? usleep_range+0x120/0x120 [ 138.658620] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 138.658629] ? call_timer_fn+0x570/0x570 [ 138.658637] ? unreserve_highatomic_pageblock+0x315/0x450 [ 138.658648] __alloc_pages_slowpath+0x2052/0x2650 [ 138.658665] ? warn_alloc+0x100/0x100 [ 138.658672] ? get_page_from_freelist+0x26e/0x23b0 [ 138.658685] ? __might_sleep+0x93/0xb0 [ 138.658693] __alloc_pages_nodemask+0x60d/0x770 [ 138.658701] ? __alloc_pages_slowpath+0x2650/0x2650 [ 138.658710] ? wait_for_completion+0x440/0x440 [ 138.658720] alloc_pages_current+0xd6/0x1b0 [ 138.658729] ion_page_pool_alloc+0x102/0x180 [ 138.658735] ion_system_heap_allocate+0x14e/0x930 [ 138.658743] ? ion_system_heap_free+0x270/0x270 [ 138.658754] ion_alloc+0x216/0x770 [ 138.658763] ? ion_dma_buf_release+0x40/0x40 [ 138.658772] ? kasan_check_write+0x14/0x20 [ 138.658779] ion_ioctl+0xe2/0x1b6 [ 138.658785] ? ion_alloc.cold.15+0x32/0x32 [ 138.658797] do_vfs_ioctl+0x180/0xfb0 [ 138.658803] ? __fget+0x1ad/0x2f0 [ 138.658809] ? ioctl_preallocate+0x1a0/0x1a0 [ 138.658818] ? __fget+0x1ca/0x2f0 [ 138.658830] ? security_file_ioctl+0x6a/0xa0 [ 138.658837] ? SyS_clock_settime+0x1a0/0x1a0 [ 138.658841] ? security_file_ioctl+0x6a/0xa0 [ 138.658847] SyS_ioctl+0x74/0x80 [ 138.658852] ? do_vfs_ioctl+0xfb0/0xfb0 [ 138.658858] do_syscall_64+0x1c7/0x5b0 [ 138.658863] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 138.658871] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 138.658876] RIP: 0033:0x45c529 [ 138.658879] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 138.658885] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 138.658888] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 138.658890] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 138.658893] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 138.658895] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 138.659008] warn_alloc_show_mem: 1 callbacks suppressed [ 138.659010] Mem-Info: [ 138.736610] 0 [ 138.747458] active_anon:6499 inactive_anon:4022 isolated_anon:0 [ 138.747458] active_file:0 inactive_file:9 isolated_file:0 [ 138.747458] unevictable:0 dirty:0 writeback:0 unstable:0 [ 138.747458] slab_reclaimable:11436 slab_unreclaimable:110936 [ 138.747458] mapped:1705 shmem:4196 pagetables:449 bounce:0 [ 138.747458] free:19616 free_pcp:57 free_cma:0 [ 138.799399] 0 [ 138.802350] Node 0 active_anon:25484kB inactive_anon:16084kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6920kB dirty:0kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 138.832491] 0 [ 138.837018] Node 1 active_anon:512kB inactive_anon:4kB active_file:16kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 138.880173] Node 0 [ 138.890064] Node 0 [ 138.892930] DMA free:10388kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 138.896427] 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 [ 138.900898] lowmem_reserve[]: [ 138.941464] lowmem_reserve[]: [ 138.970422] 0 [ 139.036962] 0 [ 139.133384] 2570 2570 2570 2570 [ 139.203335] Node 0 DMA32 free:36108kB min:36384kB low:45480kB high:54576kB active_anon:25488kB inactive_anon:16084kB active_file:28kB inactive_file:32kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6912kB pagetables:1748kB bounce:0kB free_pcp:732kB local_pcp:448kB free_cma:0kB [ 139.244334] 0 0 0 0 [ 139.246809] Node 1 Normal free:31288kB min:53504kB low:66880kB high:80256kB active_anon:512kB inactive_anon:4kB active_file:16kB inactive_file:16kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:48kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 139.275548] lowmem_reserve[]: 0 0 0 0 0 [ 139.279357] lowmem_reserve[]: 0 0 0 0 0 [ 139.279606] Node 0 [ 139.283725] Node 0 [ 139.283732] 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 [ 139.283735] lowmem_reserve[]: [ 139.286066] DMA: [ 139.307277] 0 [ 139.318444] 1*4kB (E) 2*8kB (UE) 0*16kB 4*32kB (UE) 2*64kB (UE) 15*128kB (UE) 2*256kB (UE) 1*512kB (E) 1*1024kB (E) 3*2048kB (UME) 0*4096kB = 10388kB [ 139.327239] 0 0 0 0 [ 139.338983] Node 0 DMA32: 2290*4kB (UE) 1363*8kB (UME) 177*16kB (UME) 241*32kB (UME) 30*64kB (UM) 11*128kB (UM) 4*256kB (UM) 2*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 35984kB [ 139.349446] Node 1 Normal free:31288kB min:53504kB low:66880kB high:80256kB active_anon:512kB inactive_anon:4kB active_file:16kB inactive_file:16kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:48kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 139.383749] 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 [ 139.384113] lowmem_reserve[]: 0 0 0 0 0 [ 139.398810] Node 0 DMA: 1*4kB (E) 2*8kB (UE) 0*16kB 4*32kB (UE) 2*64kB (UE) 15*128kB (UE) 2*256kB (UE) 1*512kB (E) 1*1024kB (E) 3*2048kB (UME) 0*4096kB = 10388kB [ 139.399262] Node 1 [ 139.413771] Node 0 DMA32: 2290*4kB (UE) 1363*8kB (UME) 177*16kB (UME) 241*32kB (UME) 30*64kB (UM) 11*128kB (UM) 4*256kB (UM) 2*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 35984kB [ 139.413823] 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 [ 139.413857] Node 1 Normal: 680*4kB (UM) 23*8kB (UM) 24*16kB (UM) 63*32kB (UM) 198*64kB (UM) 30*128kB (UM) 15*256kB (UM) 3*512kB (UM) 4*1024kB (UM) 0*2048kB 0*4096kB = 31288kB [ 139.413909] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 139.413913] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 139.413917] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 139.441329] Normal: [ 139.476990] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 139.491589] 680*4kB [ 139.507999] 4219 total pagecache pages [ 139.509670] (UM) [ 139.510344] 0 pages in swap cache [ 139.514356] 23*8kB (UM) [ 139.516438] Swap cache stats: add 0, delete 0, find 0/0 [ 139.521306] 24*16kB (UM) 63*32kB (UM) 198*64kB (UM) 30*128kB (UM) 15*256kB (UM) 3*512kB (UM) 4*1024kB (UM) 0*2048kB 0*4096kB = 31288kB [ 139.537951] Free swap = 0kB [ 139.545510] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 139.556977] Total swap = 0kB [ 139.558347] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 139.560001] 1965979 pages RAM [ 139.572668] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 139.583503] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 139.587406] 0 pages HighMem/MovableOnly [ 139.595366] 4219 total pagecache pages [ 139.596700] 335857 pages reserved [ 139.602046] 0 pages in swap cache [ 139.611204] Swap cache stats: add 0, delete 0, find 0/0 [ 139.616779] Free swap = 0kB [ 139.616988] 0 pages cma reserved [ 139.621297] Total swap = 0kB [ 139.626269] 1965979 pages RAM [ 139.632441] 0 pages HighMem/MovableOnly [ 139.636434] 335857 pages reserved [ 139.641894] 0 pages cma reserved [ 139.645275] Out of memory: Kill process 9359 (syz-executor.3) score 999 or sacrifice child [ 139.658773] syz-executor.1: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 139.659000] Killed process 9359 (syz-executor.3) total-vm:40020kB, anon-rss:112kB, file-rss:0kB, shmem-rss:0kB [ 139.686989] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 139.692375] CPU: 1 PID: 9302 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 139.700398] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 139.710016] Call Trace: [ 139.712609] dump_stack+0xf7/0x13b [ 139.716157] warn_alloc.cold.110+0xa2/0x1be [ 139.720484] ? zone_watermark_ok_safe+0x260/0x260 [ 139.725369] ? __alloc_pages_direct_compact+0xc2/0x330 [ 139.730795] __alloc_pages_slowpath+0x2052/0x2650 [ 139.735649] ? trace_hardirqs_off+0x10/0x10 [ 139.739976] ? warn_alloc+0x100/0x100 [ 139.743874] ? get_page_from_freelist+0x9ee/0x23b0 [ 139.748807] ? __might_sleep+0x93/0xb0 [ 139.752698] __alloc_pages_nodemask+0x60d/0x770 [ 139.757365] ? trace_hardirqs_off+0x10/0x10 [ 139.761805] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 139.766649] ? __alloc_pages_slowpath+0x2650/0x2650 [ 139.771675] ? wait_for_completion+0x440/0x440 [ 139.776293] alloc_pages_current+0xd6/0x1b0 [ 139.780745] ion_page_pool_alloc+0x102/0x180 [ 139.785201] ion_system_heap_allocate+0x14e/0x930 [ 139.790131] ? do_raw_spin_unlock+0x16a/0x250 [ 139.794894] ? ion_system_heap_free+0x270/0x270 [ 139.799658] ion_alloc+0x27f/0x770 [ 139.803399] ? ion_dma_buf_release+0x40/0x40 [ 139.807815] ? kasan_check_write+0x14/0x20 [ 139.812054] ion_ioctl+0xe2/0x1b6 [ 139.815499] ? ion_alloc.cold.15+0x32/0x32 [ 139.819764] do_vfs_ioctl+0x180/0xfb0 [ 139.823560] ? __fget+0x1ad/0x2f0 [ 139.827007] ? ioctl_preallocate+0x1a0/0x1a0 [ 139.831415] ? __fget+0x1ca/0x2f0 [ 139.834868] ? security_file_ioctl+0x6a/0xa0 [ 139.839377] ? SyS_clock_settime+0x1a0/0x1a0 [ 139.843795] ? security_file_ioctl+0x6a/0xa0 [ 139.848215] SyS_ioctl+0x74/0x80 [ 139.851588] ? do_vfs_ioctl+0xfb0/0xfb0 [ 139.855677] do_syscall_64+0x1c7/0x5b0 [ 139.859808] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 139.864749] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 139.869935] RIP: 0033:0x45c529 [ 139.873114] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 139.880808] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 139.888323] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 139.895581] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 139.902837] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 139.910093] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 139.937603] oom_reaper: reaped process 9359 (syz-executor.3), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 140.006246] device hsr_slave_0 entered promiscuous mode [ 140.053533] device hsr_slave_1 entered promiscuous mode [ 140.079264] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 140.127559] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 140.196795] syz-execprog invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 140.226962] syz-execprog cpuset=/ mems_allowed=0-1 [ 140.232227] CPU: 1 PID: 6464 Comm: syz-execprog Not tainted 4.14.196-syzkaller #0 [ 140.240157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.249623] Call Trace: [ 140.252367] dump_stack+0xf7/0x13b [ 140.256080] dump_header+0x160/0x63f [ 140.259787] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 140.264877] ? ___ratelimit+0x243/0x519 [ 140.268986] ? do_raw_spin_unlock+0x16a/0x250 [ 140.273535] oom_kill_process.cold.24+0xb/0xa1a [ 140.278195] ? out_of_memory+0x7f9/0x1030 [ 140.282333] ? lock_downgrade+0x7f0/0x7f0 [ 140.286469] out_of_memory+0x2b0/0x1030 [ 140.290520] ? oom_killer_disable+0x1a0/0x1a0 [ 140.295051] ? __alloc_pages_slowpath+0xb69/0x2650 [ 140.300155] __alloc_pages_slowpath+0x1ef3/0x2650 [ 140.304991] ? warn_alloc+0x100/0x100 [ 140.309169] ? get_page_from_freelist+0x26e/0x23b0 [ 140.314354] ? __might_sleep+0x93/0xb0 [ 140.318328] __alloc_pages_nodemask+0x60d/0x770 [ 140.322987] ? __alloc_pages_slowpath+0x2650/0x2650 [ 140.328164] ? lock_downgrade+0x7f0/0x7f0 [ 140.332445] alloc_pages_current+0xd6/0x1b0 [ 140.336796] __page_cache_alloc+0x1da/0x330 [ 140.341193] filemap_fault+0xbc5/0x1ae0 [ 140.345209] ? __lock_page_or_retry+0x820/0x820 [ 140.349874] ? lock_acquire+0x173/0x400 [ 140.353837] ? ext4_filemap_fault+0x75/0xb0 [ 140.358149] ext4_filemap_fault+0x7d/0xb0 [ 140.362403] __do_fault+0xf3/0x340 [ 140.365930] __handle_mm_fault+0x2191/0x37d0 [ 140.370374] ? copy_page_range+0x1d10/0x1d10 [ 140.374786] ? find_held_lock+0x36/0x1d0 [ 140.378842] handle_mm_fault+0x234/0x6e0 [ 140.382896] ? find_vma+0x1a/0x150 [ 140.386457] __do_page_fault+0x44d/0xb00 [ 140.390510] ? vmalloc_fault+0xc90/0xc90 [ 140.394736] ? retint_user+0x18/0x18 [ 140.398598] ? page_fault+0x2f/0x50 [ 140.402474] do_page_fault+0x64/0x3fb [ 140.406259] ? page_fault+0x2f/0x50 [ 140.409951] page_fault+0x45/0x50 [ 140.413390] RIP: 0033:0x4500ac [ 140.416562] RSP: 002b:000000c00016f7d0 EFLAGS: 00010206 [ 140.421913] RAX: 000000c00016f850 RBX: 0000000000000000 RCX: 000000c0000ad800 [ 140.429256] RDX: 00000000000ed079 RSI: 00000000008cacc0 RDI: 00000000005481a0 [ 140.436831] RBP: 000000c00016f868 R08: 00000000009a3f80 R09: 0000000000000013 [ 140.444203] R10: 0000000000770238 R11: 0000000000000001 R12: ffffffffffffffff [ 140.451692] R13: 0000000000000096 R14: 0000000000000095 R15: 0000000000000200 [ 140.471988] warn_alloc_show_mem: 1 callbacks suppressed [ 140.471992] Mem-Info: [ 140.480508] active_anon:6487 inactive_anon:4022 isolated_anon:0 [ 140.480508] active_file:154 inactive_file:186 isolated_file:26 [ 140.480508] unevictable:0 dirty:13 writeback:0 unstable:0 [ 140.480508] slab_reclaimable:11425 slab_unreclaimable:110552 [ 140.480508] mapped:2057 shmem:4196 pagetables:441 bounce:0 [ 140.480508] free:13850 free_pcp:0 free_cma:0 [ 140.496280] Mem-Info: [ 140.520767] active_anon:6487 inactive_anon:4022 isolated_anon:0 [ 140.520767] active_file:154 inactive_file:186 isolated_file:26 [ 140.520767] unevictable:0 dirty:13 writeback:0 unstable:0 [ 140.520767] slab_reclaimable:11425 slab_unreclaimable:110552 [ 140.520767] mapped:2057 shmem:4196 pagetables:441 bounce:0 [ 140.520767] free:13823 free_pcp:30 free_cma:0 [ 140.523714] Node 0 active_anon:25440kB inactive_anon:16084kB active_file:596kB inactive_file:732kB unevictable:0kB isolated(anon):0kB isolated(file):104kB mapped:8228kB dirty:44kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 140.563989] Node 0 active_anon:25440kB inactive_anon:16084kB active_file:596kB inactive_file:732kB unevictable:0kB isolated(anon):0kB isolated(file):104kB mapped:8228kB dirty:44kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 140.583965] Node 1 active_anon:508kB inactive_anon:4kB active_file:20kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:8kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 140.631333] Node 1 active_anon:508kB inactive_anon:4kB active_file:20kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:8kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 140.640098] Node 0 DMA free:10388kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 140.672624] Node 0 [ 140.697269] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 140.699903] DMA free:10388kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 140.704740] Node 0 [ 140.735773] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 140.743190] Node 0 DMA32 free:18160kB min:36384kB low:45480kB high:54576kB active_anon:25440kB inactive_anon:16084kB active_file:344kB inactive_file:300kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6784kB pagetables:1720kB bounce:0kB free_pcp:852kB local_pcp:124kB free_cma:0kB [ 140.772717] DMA32 free:18160kB min:36384kB low:45480kB high:54576kB active_anon:25440kB inactive_anon:16084kB active_file:344kB inactive_file:300kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6784kB pagetables:1720kB bounce:0kB free_pcp:0kB local_pcp:728kB free_cma:0kB [ 140.772721] lowmem_reserve[]: 0 0 0 0 0 [ 140.772735] 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 [ 140.772743] lowmem_reserve[]: 0 0 0 0 0 [ 140.772756] Node 1 Normal free:26740kB min:53504kB low:66880kB high:80256kB active_anon:508kB inactive_anon:4kB active_file:20kB inactive_file:12kB unevictable:0kB writepending:8kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:192kB pagetables:44kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 140.772766] lowmem_reserve[]: 0 0 0 0 0 [ 140.772780] Node 0 DMA: 1*4kB (E) 2*8kB (UE) 0*16kB 4*32kB (UE) 2*64kB (UE) 15*128kB (UE) 2*256kB (UE) 1*512kB (E) 1*1024kB (E) 3*2048kB (UME) 0*4096kB = 10388kB [ 140.772838] Node 0 DMA32: 499*4kB (UME) 329*8kB (UME) 96*16kB (UME) 386*32kB (UME) 6*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB [ 140.804763] lowmem_reserve[]: [ 140.863792] 0*4096kB = 18900kB [ 140.916591] 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 [ 140.927745] Node 1 Normal: 499*4kB (UM) 108*8kB (UM) 25*16kB (UM) 66*32kB (UM) 192*64kB (UM) 30*128kB (UM) 15*256kB (UM) 3*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 26876kB [ 140.930199] 0 [ 140.943405] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 140.943410] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 140.959222] 0 0 0 0 [ 140.974213] 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 [ 141.013715] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 141.044394] lowmem_reserve[]: 0 0 0 0 0 [ 141.049579] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 141.052142] Node 1 Normal free:26252kB min:53504kB low:66880kB high:80256kB active_anon:508kB inactive_anon:4kB active_file:20kB inactive_file:12kB unevictable:0kB writepending:8kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:192kB pagetables:44kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 141.078359] 4237 total pagecache pages [ 141.089873] syz-executor.1: page allocation failure: order:0, mode:0x14040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null) [ 141.089890] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 141.089907] CPU: 1 PID: 9290 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 141.089910] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 141.089914] Call Trace: [ 141.089928] dump_stack+0xf7/0x13b [ 141.089938] warn_alloc.cold.110+0xa2/0x1be [ 141.089946] ? zone_watermark_ok_safe+0x260/0x260 [ 141.089950] ? usleep_range+0x120/0x120 [ 141.089956] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 141.089965] ? call_timer_fn+0x570/0x570 [ 141.089973] ? unreserve_highatomic_pageblock+0x315/0x450 [ 141.089984] __alloc_pages_slowpath+0x2052/0x2650 [ 141.090000] ? warn_alloc+0x100/0x100 [ 141.090007] ? get_page_from_freelist+0x26e/0x23b0 [ 141.090019] ? __might_sleep+0x93/0xb0 [ 141.114975] 0 pages in swap cache [ 141.118240] __alloc_pages_nodemask+0x60d/0x770 [ 141.118249] ? __alloc_pages_slowpath+0x2650/0x2650 [ 141.118258] ? cache_grow_begin+0x332/0x3f0 [ 141.118266] cache_grow_begin+0x80/0x3f0 [ 141.118273] fallback_alloc+0x203/0x2c0 [ 141.127646] Swap cache stats: add 0, delete 0, find 0/0 [ 141.130274] ____cache_alloc_node+0x1c7/0x1e0 [ 141.133844] Free swap = 0kB [ 141.138159] kmem_cache_alloc_node_trace+0xe7/0x780 [ 141.138171] alloc_vmap_area+0xf3/0x920 [ 141.138176] ? __lock_is_held+0xb5/0x140 [ 141.138190] ? purge_vmap_area_lazy+0x40/0x40 [ 141.143014] Total swap = 0kB [ 141.147140] __get_vm_area_node+0xce/0x2e0 [ 141.147146] vmap+0x8e/0x110 [ 141.147153] ? ion_heap_clear_pages+0x16/0x50 [ 141.147160] ion_heap_clear_pages+0x16/0x50 [ 141.147165] ion_heap_sglist_zero+0x15b/0x220 [ 141.147171] ? ion_heap_deferred_free+0x490/0x490 [ 141.152655] 1965979 pages RAM [ 141.156710] ? ion_page_pool_free+0x1ca/0x260 [ 141.162421] 0 pages HighMem/MovableOnly [ 141.167439] ? lock_downgrade+0x7f0/0x7f0 [ 141.167463] ion_heap_buffer_zero+0xae/0x110 [ 141.167470] ion_system_heap_free+0x1ee/0x270 [ 141.171258] 335857 pages reserved [ 141.176267] ion_buffer_destroy+0x120/0x180 [ 141.180228] 0 pages cma reserved [ 141.183927] _ion_heap_freelist_drain+0x25e/0x380 [ 141.310554] ? ion_system_heap_free+0x270/0x270 [ 141.315335] ion_heap_freelist_drain+0xb/0x10 [ 141.319834] ion_alloc+0x245/0x770 [ 141.323379] ? ion_dma_buf_release+0x40/0x40 [ 141.327901] ? kasan_check_write+0x14/0x20 [ 141.332124] ion_ioctl+0xe2/0x1b6 [ 141.335617] ? ion_alloc.cold.15+0x32/0x32 [ 141.339940] do_vfs_ioctl+0x180/0xfb0 [ 141.343736] ? __fget+0x1ad/0x2f0 [ 141.347417] ? ioctl_preallocate+0x1a0/0x1a0 [ 141.351902] ? __fget+0x1ca/0x2f0 [ 141.355346] ? security_file_ioctl+0x6a/0xa0 [ 141.359741] ? SyS_clock_settime+0x1a0/0x1a0 [ 141.364132] ? security_file_ioctl+0x6a/0xa0 [ 141.368686] SyS_ioctl+0x74/0x80 [ 141.372215] ? do_vfs_ioctl+0xfb0/0xfb0 [ 141.376189] do_syscall_64+0x1c7/0x5b0 [ 141.380210] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 141.385047] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 141.390222] RIP: 0033:0x45c529 [ 141.393398] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 141.401092] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 141.408437] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 141.415797] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 141.424925] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 141.432183] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 141.440738] lowmem_reserve[]: 0 0 0 0 0 [ 141.444873] Node 0 DMA: 1*4kB (E) 2*8kB (UE) 0*16kB 4*32kB (UE) 2*64kB (UE) 15*128kB (UE) 2*256kB (UE) 1*512kB (E) 1*1024kB (E) 3*2048kB (UME) 0*4096kB = 10388kB [ 141.457101] syz-executor.1: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 141.460041] Node 0 DMA32: 578*4kB (ME) 317*8kB (ME) 94*16kB (UME) 354*32kB (UME) 6*64kB (U) 0*128kB 0*256kB 0*512kB 5*1024kB (U) 0*2048kB 0*4096kB = 23184kB [ 141.471900] syz-executor.3: [ 141.486128] 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 [ 141.499982] Node 1 Normal: 328*4kB (U) 108*8kB (U) 24*16kB (UM) 65*32kB (U) 191*64kB (U) 30*128kB (UM) 15*256kB (UM) 3*512kB (UM) 21*1024kB (U) 8*2048kB (U) 0*4096kB = 63968kB [ 141.515967] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 141.524891] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 141.525303] page allocation failure: order:0 [ 141.533537] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 141.533542] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 141.533545] 5255 total pagecache pages [ 141.533554] 0 pages in swap cache 2020/09/03 14:27:45 executed programs: 34 [ 141.533557] Swap cache stats: add 0, delete 0, find 0/0 [ 141.533560] Free swap = 0kB [ 141.533563] Total swap = 0kB [ 141.533569] 1965979 pages RAM [ 141.533571] 0 pages HighMem/MovableOnly [ 141.533573] 335857 pages reserved [ 141.533575] 0 pages cma reserved [ 141.533580] Out of memory: Kill process 6445 (syz-execprog) score 1 or sacrifice child [ 141.533641] Killed process 8536 (syz-executor.5) total-vm:39756kB, anon-rss:60kB, file-rss:0kB, shmem-rss:0kB [ 141.538438] syz-executor.1 cpuset= [ 141.577938] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 141.664893] / mems_allowed=0-1 [ 141.669797] CPU: 1 PID: 9302 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 141.677204] syz-executor.3 cpuset= [ 141.677812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 141.677816] Call Trace: [ 141.677830] dump_stack+0xf7/0x13b [ 141.677839] warn_alloc.cold.110+0xa2/0x1be [ 141.677846] ? zone_watermark_ok_safe+0x260/0x260 [ 141.677851] ? usleep_range+0x120/0x120 [ 141.677858] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 141.677867] ? call_timer_fn+0x570/0x570 [ 141.677874] ? unreserve_highatomic_pageblock+0x315/0x450 [ 141.677884] __alloc_pages_slowpath+0x2052/0x2650 [ 141.683491] / [ 141.690895] ? warn_alloc+0x100/0x100 [ 141.708805] mems_allowed=0-1 [ 141.710428] ? get_page_from_freelist+0x26e/0x23b0 [ 141.744068] ? __might_sleep+0x93/0xb0 [ 141.747955] __alloc_pages_nodemask+0x60d/0x770 [ 141.752721] ? trace_hardirqs_off+0x10/0x10 [ 141.757133] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 141.762054] ? __alloc_pages_slowpath+0x2650/0x2650 [ 141.767064] ? wait_for_completion+0x440/0x440 [ 141.771651] alloc_pages_current+0xd6/0x1b0 [ 141.775981] ion_page_pool_alloc+0x102/0x180 [ 141.780384] ion_system_heap_allocate+0x14e/0x930 [ 141.785210] ? do_raw_spin_unlock+0x16a/0x250 [ 141.789700] ? ion_system_heap_free+0x270/0x270 [ 141.794488] ion_alloc+0x27f/0x770 [ 141.798545] ? ion_dma_buf_release+0x40/0x40 [ 141.803138] ? kasan_check_write+0x14/0x20 [ 141.807379] ion_ioctl+0xe2/0x1b6 [ 141.810833] ? ion_alloc.cold.15+0x32/0x32 [ 141.815240] do_vfs_ioctl+0x180/0xfb0 [ 141.819036] ? __fget+0x1ad/0x2f0 [ 141.822494] ? ioctl_preallocate+0x1a0/0x1a0 [ 141.826910] ? __fget+0x1ca/0x2f0 [ 141.830395] ? security_file_ioctl+0x6a/0xa0 [ 141.834803] ? SyS_clock_settime+0x1a0/0x1a0 [ 141.839215] ? security_file_ioctl+0x6a/0xa0 [ 141.843616] SyS_ioctl+0x74/0x80 [ 141.846973] ? do_vfs_ioctl+0xfb0/0xfb0 [ 141.850949] do_syscall_64+0x1c7/0x5b0 2020/09/03 14:27:45 result: hanged=false err=executor 2: EOF 2020/09/03 14:27:45 result: hanged=false err=executor 5: failed to write control pipe: write |1: broken pipe [ 141.854834] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 141.859787] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 141.864963] RIP: 0033:0x45c529 [ 141.868140] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 141.875850] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 141.883119] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 141.890392] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 141.897723] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 141.904985] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 141.918049] CPU: 0 PID: 9362 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 141.925956] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 141.935689] Call Trace: [ 141.938293] dump_stack+0xf7/0x13b [ 141.941996] warn_alloc.cold.110+0xa2/0x1be [ 141.946321] ? zone_watermark_ok_safe+0x260/0x260 [ 141.951290] ? usleep_range+0x120/0x120 [ 141.955415] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 141.960541] ? call_timer_fn+0x570/0x570 [ 141.964743] ? unreserve_highatomic_pageblock+0x315/0x450 [ 141.970509] __alloc_pages_slowpath+0x2052/0x2650 [ 141.975372] ? warn_alloc+0x100/0x100 [ 141.979880] ? get_page_from_freelist+0x26e/0x23b0 [ 141.985000] ? __might_sleep+0x93/0xb0 [ 141.989313] __alloc_pages_nodemask+0x60d/0x770 [ 141.993992] ? __alloc_pages_slowpath+0x2650/0x2650 [ 141.999019] ? wait_for_completion+0x440/0x440 [ 142.003615] alloc_pages_current+0xd6/0x1b0 [ 142.008068] ion_page_pool_alloc+0x102/0x180 [ 142.012564] ion_system_heap_allocate+0x14e/0x930 [ 142.017422] ? ion_system_heap_free+0x270/0x270 [ 142.022373] ion_alloc+0x216/0x770 [ 142.026009] ? ion_dma_buf_release+0x40/0x40 [ 142.030439] ? kasan_check_write+0x14/0x20 [ 142.034685] ion_ioctl+0xe2/0x1b6 [ 142.038146] ? ion_alloc.cold.15+0x32/0x32 [ 142.042392] do_vfs_ioctl+0x180/0xfb0 [ 142.047065] ? __fget+0x1ad/0x2f0 [ 142.050762] ? ioctl_preallocate+0x1a0/0x1a0 [ 142.055455] ? __fget+0x1ca/0x2f0 [ 142.059152] ? security_file_ioctl+0x6a/0xa0 [ 142.063588] ? SyS_clock_settime+0x1a0/0x1a0 [ 142.068188] ? security_file_ioctl+0x6a/0xa0 [ 142.072910] SyS_ioctl+0x74/0x80 [ 142.076300] ? do_vfs_ioctl+0xfb0/0xfb0 [ 142.080291] do_syscall_64+0x1c7/0x5b0 [ 142.084209] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 142.089085] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 142.094614] RIP: 0033:0x45c529 [ 142.097817] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 2020/09/03 14:27:46 result: hanged=false err=executor 4: exit status 67 clone failed (errno 12) loop exited with status 67 clone failed (errno 12) loop exited with status 67 [ 142.105672] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 142.113115] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 142.120578] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 142.127948] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 142.135490] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 142.336839] warn_alloc_show_mem: 1 callbacks suppressed [ 142.336842] Mem-Info: [ 142.345048] active_anon:6498 inactive_anon:4022 isolated_anon:0 [ 142.345048] active_file:61 inactive_file:3413 isolated_file:0 [ 142.345048] unevictable:0 dirty:16 writeback:0 unstable:0 [ 142.345048] slab_reclaimable:11426 slab_unreclaimable:113202 [ 142.345048] mapped:3979 shmem:4196 pagetables:445 bounce:0 [ 142.345048] free:90804 free_pcp:587 free_cma:0 [ 142.426828] Node 0 active_anon:25484kB inactive_anon:16084kB active_file:220kB inactive_file:9728kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:13100kB dirty:0kB writeback:0kB shmem:16780kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 142.482113] Node 1 active_anon:508kB inactive_anon:4kB active_file:24kB inactive_file:3924kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2816kB dirty:80kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 142.508924] Node 0 DMA free:10408kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 142.541131] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 142.546218] syz-executor.1: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 142.564634] Node 0 DMA32 free:224464kB min:36384kB low:45480kB high:54576kB active_anon:25484kB inactive_anon:16084kB active_file:220kB inactive_file:9728kB unevictable:0kB writepending:84kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6944kB pagetables:1736kB bounce:0kB free_pcp:692kB local_pcp:0kB free_cma:0kB [ 142.598306] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 142.603440] CPU: 0 PID: 9290 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 142.611670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.621032] Call Trace: [ 142.623710] dump_stack+0xf7/0x13b [ 142.627252] warn_alloc.cold.110+0xa2/0x1be [ 142.631662] ? zone_watermark_ok_safe+0x260/0x260 [ 142.636522] ? __alloc_pages_direct_compact+0xc2/0x330 [ 142.641920] __alloc_pages_slowpath+0x2052/0x2650 [ 142.646832] ? trace_hardirqs_off+0x10/0x10 [ 142.651155] ? warn_alloc+0x100/0x100 [ 142.655087] ? get_page_from_freelist+0x9ee/0x23b0 [ 142.660022] ? __might_sleep+0x93/0xb0 [ 142.663911] __alloc_pages_nodemask+0x60d/0x770 [ 142.668850] ? retint_kernel+0x2d/0x2d [ 142.672827] ? __alloc_pages_slowpath+0x2650/0x2650 [ 142.677987] ? wait_for_completion+0x440/0x440 [ 142.682570] ? __list_del_entry_valid+0xb6/0xf3 [ 142.687307] alloc_pages_current+0xd6/0x1b0 [ 142.691633] ion_page_pool_alloc+0x102/0x180 [ 142.696178] ion_system_heap_allocate+0x14e/0x930 [ 142.701191] ? do_raw_spin_unlock+0x16a/0x250 [ 142.705691] ? ion_system_heap_free+0x270/0x270 [ 142.706849] lowmem_reserve[]: 0 [ 142.710512] ion_alloc+0x27f/0x770 [ 142.710513] 0 0 [ 142.713785] ? ion_dma_buf_release+0x40/0x40 [ 142.723689] ? kasan_check_write+0x14/0x20 [ 142.726856] 0 0 [ 142.727920] ion_ioctl+0xe2/0x1b6 [ 142.730109] ? ion_alloc.cold.15+0x32/0x32 [ 142.733551] Node 0 [ 142.737779] do_vfs_ioctl+0x180/0xfb0 [ 142.737785] ? __fget+0x1ad/0x2f0 [ 142.737790] ? ioctl_preallocate+0x1a0/0x1a0 [ 142.737798] ? __fget+0x1ca/0x2f0 [ 142.737809] ? security_file_ioctl+0x6a/0xa0 [ 142.737816] ? SyS_clock_settime+0x1a0/0x1a0 [ 142.737819] ? security_file_ioctl+0x6a/0xa0 [ 142.737825] SyS_ioctl+0x74/0x80 [ 142.746869] 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 [ 142.747275] ? do_vfs_ioctl+0xfb0/0xfb0 [ 142.751665] lowmem_reserve[]: 0 [ 142.755111] do_syscall_64+0x1c7/0x5b0 [ 142.755116] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 142.755126] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 142.755130] RIP: 0033:0x45c529 [ 142.776813] 0 [ 142.796629] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 142.796635] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 142.796638] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 142.796640] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 142.796643] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 142.796645] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 142.874853] syz-executor.3: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 142.896851] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 142.901994] CPU: 1 PID: 9362 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 142.909868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.919308] Call Trace: [ 142.921900] dump_stack+0xf7/0x13b [ 142.925441] warn_alloc.cold.110+0xa2/0x1be [ 142.929756] ? zone_watermark_ok_safe+0x260/0x260 [ 142.934608] ? __alloc_pages_direct_compact+0xc2/0x330 [ 142.939883] __alloc_pages_slowpath+0x2052/0x2650 [ 142.944962] ? trace_hardirqs_off+0x10/0x10 [ 142.949283] ? warn_alloc+0x100/0x100 [ 142.953086] ? get_page_from_freelist+0x9ee/0x23b0 [ 142.958195] ? __might_sleep+0x93/0xb0 [ 142.962081] __alloc_pages_nodemask+0x60d/0x770 [ 142.966745] ? trace_hardirqs_off+0x10/0x10 [ 142.971333] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 142.976203] ? __alloc_pages_slowpath+0x2650/0x2650 [ 142.981449] ? wait_for_completion+0x440/0x440 [ 142.986119] alloc_pages_current+0xd6/0x1b0 [ 142.992132] ion_page_pool_alloc+0x102/0x180 [ 142.996626] ion_system_heap_allocate+0x14e/0x930 [ 143.001463] ? do_raw_spin_unlock+0x16a/0x250 [ 143.006038] ? ion_system_heap_free+0x270/0x270 [ 143.010712] ion_alloc+0x27f/0x770 [ 143.014247] ? ion_dma_buf_release+0x40/0x40 [ 143.018749] ? kasan_check_write+0x14/0x20 [ 143.023008] ion_ioctl+0xe2/0x1b6 [ 143.026674] ? ion_alloc.cold.15+0x32/0x32 [ 143.030998] do_vfs_ioctl+0x180/0xfb0 [ 143.034814] ? __fget+0x1ad/0x2f0 [ 143.038271] ? ioctl_preallocate+0x1a0/0x1a0 [ 143.042686] ? __fget+0x1ca/0x2f0 [ 143.046227] ? security_file_ioctl+0x6a/0xa0 [ 143.050630] ? SyS_clock_settime+0x1a0/0x1a0 [ 143.055036] ? security_file_ioctl+0x6a/0xa0 [ 143.059445] SyS_ioctl+0x74/0x80 [ 143.062811] ? do_vfs_ioctl+0xfb0/0xfb0 [ 143.066779] do_syscall_64+0x1c7/0x5b0 [ 143.070737] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 143.075581] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 143.080767] RIP: 0033:0x45c529 [ 143.084294] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 143.092088] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 143.099634] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 143.107038] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 143.114651] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 143.121933] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 143.137533] 0 0 0 [ 143.139708] Node 1 Normal free:239736kB min:53504kB low:66880kB high:80256kB active_anon:508kB inactive_anon:4kB active_file:28kB inactive_file:3920kB unevictable:0kB writepending:12kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:192kB pagetables:44kB bounce:0kB free_pcp:1308kB local_pcp:620kB free_cma:0kB [ 143.190919] lowmem_reserve[]: 0 0 0 0 0 [ 143.196560] Node 0 DMA: 24*4kB (UE) 15*8kB (UE) 4*16kB (U) 4*32kB (UE) 2*64kB (UE) 14*128kB (UE) 2*256kB (UE) 1*512kB (E) 1*1024kB (E) 3*2048kB (UME) 0*4096kB = 10520kB [ 143.216888] Node 0 DMA32: 4951*4kB (UME) 10433*8kB (UME) 4348*16kB (UME) 1551*32kB (UME) 66*64kB (U) 5*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 227332kB [ 143.238969] 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 [ 143.251890] Node 1 Normal: 27811*4kB (UM) 6166*8kB (UM) 3004*16kB (UM) 1059*32kB (U) 59*64kB (U) 6*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 247068kB [ 143.268679] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 143.278689] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 143.294345] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 143.304898] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 143.314420] 7870 total pagecache pages [ 143.318875] 0 pages in swap cache [ 143.324008] Swap cache stats: add 0, delete 0, find 0/0 [ 143.332781] Free swap = 0kB [ 143.336194] Total swap = 0kB [ 143.340665] 1965979 pages RAM [ 143.343788] 0 pages HighMem/MovableOnly [ 143.355291] 335857 pages reserved [ 143.361840] 0 pages cma reserved [ 143.462859] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 143.529912] 8021q: adding VLAN 0 to HW filter on device bond0 [ 143.547357] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 143.556192] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 143.567409] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 143.574826] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 143.588156] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 143.594443] 8021q: adding VLAN 0 to HW filter on device team0 [ 143.607876] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 143.614758] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 143.627784] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 143.634659] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 143.647533] device bridge_slave_1 left promiscuous mode [ 143.654103] bridge0: port 2(bridge_slave_1) entered disabled state [ 143.668393] device bridge_slave_0 left promiscuous mode [ 143.674028] bridge0: port 1(bridge_slave_0) entered disabled state [ 143.689585] device veth1_macvtap left promiscuous mode [ 143.695262] device veth0_macvtap left promiscuous mode [ 143.707032] device veth1_vlan left promiscuous mode [ 143.712236] device veth0_vlan left promiscuous mode [ 143.886811] device hsr_slave_1 left promiscuous mode [ 143.895496] device hsr_slave_0 left promiscuous mode [ 143.914603] team0 (unregistering): Port device team_slave_1 removed [ 143.930926] team0 (unregistering): Port device team_slave_0 removed [ 143.944903] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 143.962112] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 144.003536] bond0 (unregistering): Released all slaves [ 144.019098] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 144.029948] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 144.041108] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 144.057980] bridge0: port 1(bridge_slave_0) entered blocking state [ 144.064370] bridge0: port 1(bridge_slave_0) entered forwarding state [ 144.088643] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 144.109034] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 144.116300] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 144.137827] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 144.145617] bridge0: port 2(bridge_slave_1) entered blocking state [ 144.152160] bridge0: port 2(bridge_slave_1) entered forwarding state [ 144.177979] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 144.197499] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 144.204690] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 144.213163] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 144.236367] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 144.257082] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 144.270449] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 144.299179] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 144.306029] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 144.317213] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 144.324928] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 144.361581] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 144.387282] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 144.400383] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 144.428363] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 144.436438] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 144.468322] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 144.474529] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 144.497712] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 144.505277] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 144.534694] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 144.570570] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 144.587267] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 144.594232] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 144.620501] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 144.842791] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 144.871755] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 144.889811] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 144.898225] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 145.033465] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 145.050606] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 145.070742] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 145.093493] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 145.109911] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 145.118115] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 145.151450] device veth0_vlan entered promiscuous mode [ 145.171393] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 145.178506] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 145.212156] device veth1_vlan entered promiscuous mode [ 145.237823] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 145.260255] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 145.282991] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 145.291468] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 145.325199] device veth0_macvtap entered promiscuous mode [ 145.332010] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 145.361266] device veth1_macvtap entered promiscuous mode [ 145.382939] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready [ 145.402656] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 145.425027] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 145.462411] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 145.472468] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 145.499713] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 145.526688] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 145.535825] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 145.570086] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 145.611462] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 145.618587] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 145.625957] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 145.649734] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 145.659164] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 145.690602] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 145.713208] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 145.724480] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 145.746688] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 145.756531] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 145.786674] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 145.807637] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 145.837721] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 145.845234] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 145.867774] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 145.886930] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 146.112306] IPVS: ftp: loaded support on port[0] = 21 [ 146.198726] IPVS: ftp: loaded support on port[0] = 21 [ 146.403773] chnl_net:caif_netlink_parms(): no params data found [ 146.436072] IPVS: ftp: loaded support on port[0] = 21 [ 146.601774] chnl_net:caif_netlink_parms(): no params data found [ 146.764309] bridge0: port 1(bridge_slave_0) entered blocking state [ 146.776511] bridge0: port 1(bridge_slave_0) entered disabled state [ 146.792813] device bridge_slave_0 entered promiscuous mode [ 146.936336] bridge0: port 2(bridge_slave_1) entered blocking state [ 146.946767] bridge0: port 2(bridge_slave_1) entered disabled state [ 146.962370] device bridge_slave_1 entered promiscuous mode [ 146.985351] bridge0: port 1(bridge_slave_0) entered blocking state [ 146.992500] bridge0: port 1(bridge_slave_0) entered disabled state [ 147.000892] device bridge_slave_0 entered promiscuous mode [ 147.034472] bridge0: port 2(bridge_slave_1) entered blocking state [ 147.041830] bridge0: port 2(bridge_slave_1) entered disabled state [ 147.049969] device bridge_slave_1 entered promiscuous mode [ 147.056395] chnl_net:caif_netlink_parms(): no params data found [ 147.075542] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 147.120073] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 147.162815] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 147.195273] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 147.249711] syz-executor.0: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 147.252381] team0: Port device team_slave_0 added [ 147.272972] syz-executor.0: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 147.286589] syz-executor.0 cpuset=/ mems_allowed=0-1 [ 147.292259] CPU: 1 PID: 9541 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 147.300321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 147.309766] Call Trace: [ 147.312445] dump_stack+0xf7/0x13b [ 147.316096] warn_alloc.cold.110+0xa2/0x1be [ 147.320513] ? zone_watermark_ok_safe+0x260/0x260 [ 147.325500] ? __alloc_pages_direct_compact+0xc2/0x330 [ 147.330790] __alloc_pages_slowpath+0x2052/0x2650 [ 147.335637] ? trace_hardirqs_off+0x10/0x10 [ 147.340063] ? warn_alloc+0x100/0x100 [ 147.343853] ? get_page_from_freelist+0x9ee/0x23b0 [ 147.348777] ? __might_sleep+0x93/0xb0 [ 147.352828] __alloc_pages_nodemask+0x60d/0x770 [ 147.357589] ? trace_hardirqs_off+0x10/0x10 [ 147.361992] ? __alloc_pages_slowpath+0x2650/0x2650 [ 147.367289] ? wait_for_completion+0x440/0x440 [ 147.371961] alloc_pages_current+0xd6/0x1b0 [ 147.376286] ion_page_pool_alloc+0x102/0x180 [ 147.380953] ion_system_heap_allocate+0x14e/0x930 [ 147.385779] ? ion_system_heap_free+0x270/0x270 [ 147.390441] ion_alloc+0x216/0x770 [ 147.393967] ? ion_dma_buf_release+0x40/0x40 [ 147.398361] ? kasan_check_write+0x14/0x20 [ 147.402581] ion_ioctl+0xe2/0x1b6 [ 147.406019] ? ion_alloc.cold.15+0x32/0x32 [ 147.410291] do_vfs_ioctl+0x180/0xfb0 [ 147.414079] ? __fget+0x1ad/0x2f0 [ 147.417518] ? ioctl_preallocate+0x1a0/0x1a0 [ 147.421915] ? __fget+0x1ca/0x2f0 [ 147.425356] ? security_file_ioctl+0x6a/0xa0 [ 147.429751] ? SyS_clock_settime+0x1a0/0x1a0 [ 147.434488] ? security_file_ioctl+0x6a/0xa0 [ 147.438904] SyS_ioctl+0x74/0x80 [ 147.442257] ? do_vfs_ioctl+0xfb0/0xfb0 [ 147.446218] do_syscall_64+0x1c7/0x5b0 [ 147.450210] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 147.455077] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 147.460254] RIP: 0033:0x45c529 [ 147.463477] RSP: 002b:00007f45f655fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 147.471172] RAX: ffffffffffffffda RBX: 00007f45f65606d4 RCX: 000000000045c529 [ 147.478515] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 147.485856] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 147.493164] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 147.500420] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 147.511461] syz-executor.0 cpuset=/ mems_allowed=0-1 [ 147.568094] CPU: 0 PID: 9517 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 147.576331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 147.580182] warn_alloc_show_mem: 3 callbacks suppressed [ 147.580184] Mem-Info: [ 147.585849] Call Trace: [ 147.593223] active_anon:7107 inactive_anon:4022 isolated_anon:0 [ 147.593223] active_file:729 inactive_file:746 isolated_file:25 [ 147.593223] unevictable:0 dirty:16 writeback:0 unstable:0 [ 147.593223] slab_reclaimable:11435 slab_unreclaimable:110705 [ 147.593223] mapped:3172 shmem:4196 pagetables:459 bounce:0 [ 147.593223] free:24792 free_pcp:93 free_cma:0 [ 147.593706] dump_stack+0xf7/0x13b [ 147.596279] Node 0 active_anon:27664kB inactive_anon:16080kB active_file:2360kB inactive_file:2412kB unevictable:0kB isolated(anon):0kB isolated(file):100kB mapped:11820kB dirty:4kB writeback:0kB shmem:16776kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 147.629628] warn_alloc.cold.110+0xa2/0x1be [ 147.629635] ? zone_watermark_ok_safe+0x260/0x260 [ 147.629654] ? __alloc_pages_direct_compact+0xc2/0x330 [ 147.629662] __alloc_pages_slowpath+0x2052/0x2650 [ 147.629684] ? trace_hardirqs_off+0x10/0x10 [ 147.629700] ? warn_alloc+0x100/0x100 [ 147.629714] ? get_page_from_freelist+0x9ee/0x23b0 [ 147.629732] ? __might_sleep+0x93/0xb0 [ 147.629739] __alloc_pages_nodemask+0x60d/0x770 [ 147.629746] ? __alloc_pages_slowpath+0x2650/0x2650 [ 147.629756] ? wait_for_completion+0x440/0x440 [ 147.637875] Node 1 active_anon:764kB inactive_anon:8kB active_file:556kB inactive_file:572kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:868kB dirty:60kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 147.662981] alloc_pages_current+0xd6/0x1b0 [ 147.662990] ion_page_pool_alloc+0x102/0x180 [ 147.662996] ion_system_heap_allocate+0x14e/0x930 [ 147.663003] ? ion_system_heap_free+0x270/0x270 [ 147.663013] ion_alloc+0x216/0x770 [ 147.663021] ? ion_dma_buf_release+0x40/0x40 [ 147.663030] ? kasan_check_write+0x14/0x20 [ 147.663036] ion_ioctl+0xe2/0x1b6 [ 147.663042] ? ion_alloc.cold.15+0x32/0x32 [ 147.663052] do_vfs_ioctl+0x180/0xfb0 [ 147.663058] ? __fget+0x1ad/0x2f0 [ 147.663068] ? ioctl_preallocate+0x1a0/0x1a0 [ 147.663077] ? __fget+0x1ca/0x2f0 [ 147.663087] ? security_file_ioctl+0x6a/0xa0 [ 147.663094] ? SyS_clock_settime+0x1a0/0x1a0 [ 147.663098] ? security_file_ioctl+0x6a/0xa0 [ 147.663104] SyS_ioctl+0x74/0x80 [ 147.663110] ? do_vfs_ioctl+0xfb0/0xfb0 [ 147.663116] do_syscall_64+0x1c7/0x5b0 [ 147.663120] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 147.663130] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 147.663135] RIP: 0033:0x45c529 [ 147.663140] RSP: 002b:00007f45f6580c78 EFLAGS: 00000246 [ 147.677630] Node 0 [ 147.678158] ORIG_RAX: 0000000000000010 [ 147.683109] DMA free:10480kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 147.687495] RAX: ffffffffffffffda RBX: 00007f45f65816d4 RCX: 000000000045c529 [ 147.687498] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 147.687501] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 147.687504] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 147.687506] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 147.912637] lowmem_reserve[]: 0 2570 2570 2570 2570 2020/09/03 14:27:51 executed programs: 39 [ 147.931300] Node 0 DMA32 free:60056kB min:36384kB low:45480kB high:54576kB active_anon:27664kB inactive_anon:24180kB active_file:2500kB inactive_file:4428kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6816kB pagetables:1752kB bounce:0kB free_pcp:640kB local_pcp:144kB free_cma:0kB [ 147.967070] lowmem_reserve[]: 0 0 0 0 0 [ 147.971537] 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 [ 148.000687] lowmem_reserve[]: 0 0 0 0 0 [ 148.012724] Node 1 Normal free:54372kB min:53504kB low:66880kB high:80256kB active_anon:764kB inactive_anon:8kB active_file:80kB inactive_file:516kB unevictable:0kB writepending:60kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:384kB pagetables:84kB bounce:0kB free_pcp:1420kB local_pcp:696kB free_cma:0kB [ 148.044171] lowmem_reserve[]: 0 0 0 0 0 [ 148.065007] syz-executor.1: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 148.065455] syz-executor.3: [ 148.082113] Node 0 DMA: 3*4kB (UME) 1*8kB (E) 0*16kB 1*32kB (E) 4*64kB (UME) 2*128kB (ME) 3*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 1*2048kB (E) 1*4096kB (U) = 10548kB [ 148.101955] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 148.105827] page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 148.118513] CPU: 0 PID: 9854 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 148.124853] Node 0 [ 148.126805] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 148.126809] Call Trace: [ 148.126823] dump_stack+0xf7/0x13b [ 148.126831] warn_alloc.cold.110+0xa2/0x1be [ 148.126838] ? zone_watermark_ok_safe+0x260/0x260 [ 148.126844] ? __lock_is_held+0xb5/0x140 [ 148.126858] ? __alloc_pages_direct_compact+0x28d/0x330 [ 148.126866] __alloc_pages_slowpath+0x2052/0x2650 [ 148.126877] ? trace_hardirqs_off+0x10/0x10 [ 148.126884] ? warn_alloc+0x100/0x100 [ 148.126892] ? get_page_from_freelist+0x9ee/0x23b0 [ 148.126905] ? __might_sleep+0x93/0xb0 [ 148.126912] __alloc_pages_nodemask+0x60d/0x770 [ 148.126916] ? trace_hardirqs_off+0x10/0x10 [ 148.126920] ? lock_downgrade+0x7f0/0x7f0 [ 148.126926] ? __alloc_pages_slowpath+0x2650/0x2650 [ 148.134523] DMA32: [ 148.138492] ? wait_for_completion+0x440/0x440 [ 148.138504] alloc_pages_current+0xd6/0x1b0 [ 148.138513] ion_page_pool_alloc+0x102/0x180 [ 148.138517] ion_system_heap_allocate+0x14e/0x930 [ 148.138524] ? ion_system_heap_free+0x270/0x270 [ 148.138536] ion_alloc+0x216/0x770 [ 148.138545] ? ion_dma_buf_release+0x40/0x40 [ 148.138554] ? kasan_check_write+0x14/0x20 [ 148.138561] ion_ioctl+0xe2/0x1b6 [ 148.138566] ? ion_alloc.cold.15+0x32/0x32 [ 148.138578] do_vfs_ioctl+0x180/0xfb0 [ 148.138583] ? __fget+0x1ad/0x2f0 [ 148.138590] ? ioctl_preallocate+0x1a0/0x1a0 [ 148.138599] ? __fget+0x1ca/0x2f0 [ 148.138610] ? security_file_ioctl+0x6a/0xa0 [ 148.138617] ? SyS_clock_settime+0x1a0/0x1a0 [ 148.138622] ? security_file_ioctl+0x6a/0xa0 [ 148.147724] syz-executor.3 cpuset= [ 148.149018] SyS_ioctl+0x74/0x80 [ 148.149026] ? do_vfs_ioctl+0xfb0/0xfb0 [ 148.149035] do_syscall_64+0x1c7/0x5b0 [ 148.155620] / [ 148.158525] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 148.172043] 237*4kB [ 148.173022] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 148.180821] (E) [ 148.181882] RIP: 0033:0x45c529 [ 148.181885] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 148.181892] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 148.181895] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 148.181898] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 148.181901] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 148.181904] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 148.329494] mems_allowed=0-1 [ 148.336711] 4124*8kB [ 148.360451] CPU: 1 PID: 9853 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 148.370644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 148.379998] Call Trace: [ 148.382579] dump_stack+0xf7/0x13b [ 148.386153] warn_alloc.cold.110+0xa2/0x1be [ 148.390481] ? zone_watermark_ok_safe+0x260/0x260 [ 148.395324] ? __lock_is_held+0xb5/0x140 [ 148.399392] ? __alloc_pages_direct_compact+0x28d/0x330 [ 148.404756] __alloc_pages_slowpath+0x2052/0x2650 [ 148.409601] ? trace_hardirqs_off+0x10/0x10 [ 148.413917] ? warn_alloc+0x100/0x100 [ 148.417713] ? get_page_from_freelist+0x9ee/0x23b0 [ 148.422645] ? __might_sleep+0x93/0xb0 [ 148.426555] __alloc_pages_nodemask+0x60d/0x770 [ 148.431215] ? trace_hardirqs_off+0x10/0x10 [ 148.435528] ? lock_downgrade+0x7f0/0x7f0 [ 148.439671] ? __alloc_pages_slowpath+0x2650/0x2650 [ 148.444685] ? wait_for_completion+0x440/0x440 [ 148.449296] alloc_pages_current+0xd6/0x1b0 [ 148.453669] ion_page_pool_alloc+0x102/0x180 [ 148.458076] ion_system_heap_allocate+0x14e/0x930 [ 148.462914] ? ion_system_heap_free+0x270/0x270 [ 148.467580] ion_alloc+0x216/0x770 [ 148.471139] ? ion_dma_buf_release+0x40/0x40 [ 148.475551] ? kasan_check_write+0x14/0x20 [ 148.479989] ion_ioctl+0xe2/0x1b6 [ 148.483437] ? ion_alloc.cold.15+0x32/0x32 [ 148.487674] do_vfs_ioctl+0x180/0xfb0 [ 148.491473] ? __fget+0x1ad/0x2f0 [ 148.494940] ? ioctl_preallocate+0x1a0/0x1a0 [ 148.499358] ? __fget+0x1ca/0x2f0 [ 148.502815] ? security_file_ioctl+0x6a/0xa0 [ 148.507221] ? SyS_clock_settime+0x1a0/0x1a0 [ 148.511634] ? security_file_ioctl+0x6a/0xa0 [ 148.516058] SyS_ioctl+0x74/0x80 [ 148.519510] ? do_vfs_ioctl+0xfb0/0xfb0 [ 148.523482] do_syscall_64+0x1c7/0x5b0 [ 148.527392] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 148.532246] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 148.537532] RIP: 0033:0x45c529 [ 148.540749] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 148.548456] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 148.555723] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 148.562993] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 148.570371] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 148.577646] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 148.593269] (UE) 2400*16kB (UE) 32*32kB (UE) 0*64kB 1*128kB (H) 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 74260kB [ 148.617251] 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 [ 148.631930] Node 1 Normal: 20*4kB (M) 3309*8kB (UME) 869*16kB (UME) 32*32kB (UME) 7*64kB (M) 4*128kB (ME) 2*256kB (ME) 94*512kB (UME) 1*1024kB (M) 1*2048kB (M) 0*4096kB = 94152kB [ 148.652830] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 148.661983] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 148.675641] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 148.685266] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 148.699119] 9454 total pagecache pages [ 148.703090] 0 pages in swap cache [ 148.709564] Swap cache stats: add 0, delete 0, find 0/0 [ 148.724548] Free swap = 0kB [ 148.729595] Total swap = 0kB [ 148.732656] 1965979 pages RAM [ 148.735791] 0 pages HighMem/MovableOnly [ 148.743777] 335857 pages reserved [ 148.749927] 0 pages cma reserved [ 148.764795] warn_alloc_show_mem: 2 callbacks suppressed [ 148.764799] Mem-Info: [ 148.786172] active_anon:8167 inactive_anon:6045 isolated_anon:0 [ 148.786172] active_file:1072 inactive_file:2100 isolated_file:0 [ 148.786172] unevictable:0 dirty:17 writeback:0 unstable:0 [ 148.786172] slab_reclaimable:11429 slab_unreclaimable:111473 [ 148.786172] mapped:4021 shmem:6244 pagetables:486 bounce:0 [ 148.786172] free:31676 free_pcp:117 free_cma:0 [ 148.839600] syz-executor.3: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 148.876563] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 148.881745] CPU: 1 PID: 9855 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 148.889530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 148.898884] Call Trace: [ 148.901511] dump_stack+0xf7/0x13b [ 148.905053] warn_alloc.cold.110+0xa2/0x1be [ 148.909376] ? zone_watermark_ok_safe+0x260/0x260 [ 148.914230] ? __alloc_pages_direct_compact+0xc2/0x330 [ 148.919505] __alloc_pages_slowpath+0x2052/0x2650 [ 148.924358] ? trace_hardirqs_off+0x10/0x10 [ 148.928681] ? warn_alloc+0x100/0x100 [ 148.932498] ? get_page_from_freelist+0x9ee/0x23b0 [ 148.937430] ? __might_sleep+0x93/0xb0 [ 148.941319] __alloc_pages_nodemask+0x60d/0x770 [ 148.945982] ? trace_hardirqs_off+0x10/0x10 [ 148.950300] ? __alloc_pages_slowpath+0x2650/0x2650 [ 148.955311] ? wait_for_completion+0x440/0x440 [ 148.959896] alloc_pages_current+0xd6/0x1b0 [ 148.964225] ion_page_pool_alloc+0x102/0x180 [ 148.968634] ion_system_heap_allocate+0x14e/0x930 [ 148.973481] ? ion_system_heap_free+0x270/0x270 [ 148.978138] ion_alloc+0x216/0x770 [ 148.981662] ? ion_dma_buf_release+0x40/0x40 [ 148.986051] ? kasan_check_write+0x14/0x20 [ 148.990287] ion_ioctl+0xe2/0x1b6 [ 148.993717] ? ion_alloc.cold.15+0x32/0x32 [ 148.997930] do_vfs_ioctl+0x180/0xfb0 [ 149.001736] ? __fget+0x1ad/0x2f0 [ 149.005212] ? ioctl_preallocate+0x1a0/0x1a0 [ 149.009609] ? __fget+0x1ca/0x2f0 [ 149.013060] ? security_file_ioctl+0x6a/0xa0 [ 149.017446] ? SyS_clock_settime+0x1a0/0x1a0 [ 149.021829] ? security_file_ioctl+0x6a/0xa0 [ 149.026213] SyS_ioctl+0x74/0x80 [ 149.029557] ? do_vfs_ioctl+0xfb0/0xfb0 [ 149.033508] do_syscall_64+0x1c7/0x5b0 [ 149.037371] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 149.042195] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 149.047384] RIP: 0033:0x45c529 [ 149.050564] RSP: 002b:00007ff2bc79ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 149.058261] RAX: ffffffffffffffda RBX: 00007ff2bc79f6d4 RCX: 000000000045c529 [ 149.065542] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 149.072792] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 149.080052] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 149.087301] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 149.136532] Node 0 active_anon:32016kB inactive_anon:24268kB active_file:1784kB inactive_file:1752kB unevictable:0kB isolated(anon):0kB isolated(file):272kB mapped:11016kB dirty:0kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 149.206539] Node 1 active_anon:588kB inactive_anon:12kB active_file:16kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:12kB writeback:0kB shmem:12kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 149.256522] Node 0 DMA free:10492kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:16kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 149.306512] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 149.311693] Node 0 DMA32 free:53992kB min:36384kB low:45480kB high:54576kB active_anon:32016kB inactive_anon:24268kB active_file:1244kB inactive_file:1168kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6944kB pagetables:1796kB bounce:0kB free_pcp:1088kB local_pcp:344kB free_cma:0kB [ 149.367580] lowmem_reserve[]: 0 0 0 0 0 [ 149.376832] 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 [ 149.453182] lowmem_reserve[]: 0 0 0 0 0 [ 149.466252] Node 1 Normal free:60068kB min:53504kB low:66880kB high:80256kB active_anon:588kB inactive_anon:12kB active_file:16kB inactive_file:4kB unevictable:0kB writepending:12kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:352kB pagetables:84kB bounce:0kB free_pcp:840kB local_pcp:100kB free_cma:0kB [ 149.530561] lowmem_reserve[]: 0 0 0 0 0 [ 149.539097] Node 0 DMA: 1*4kB (E) 1*8kB (E) 1*16kB (U) 1*32kB (E) 1*64kB (E) 1*128kB (E) 2*256kB (UE) 1*512kB (E) 1*1024kB (E) 2*2048kB (ME) 1*4096kB (U) = 10492kB [ 149.554073] Node 0 DMA32: 668*4kB (UME) 331*8kB (UME) 1185*16kB (UME) 85*32kB (UMEH) 21*64kB (M) 7*128kB (MH) 4*256kB (UMH) 8*512kB (UMH) 2*1024kB (UM) 0*2048kB 0*4096kB = 36408kB [ 149.580525] 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 [ 149.593365] Node 1 Normal: 2050*4kB (UM) 867*8kB (UM) 35*16kB (UM) 1616*32kB (UM) 159*64kB (UM) 19*128kB (UM) 10*256kB (UM) 1*512kB (M) 0*1024kB 0*2048kB 0*4096kB = 83088kB [ 149.630900] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 149.652452] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 149.681624] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 149.695420] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 149.705698] 6689 total pagecache pages [ 149.714014] 0 pages in swap cache [ 149.719172] Swap cache stats: add 0, delete 0, find 0/0 [ 149.724593] Free swap = 0kB [ 149.732644] Total swap = 0kB [ 149.735721] 1965979 pages RAM [ 149.740527] 0 pages HighMem/MovableOnly [ 149.744551] 335857 pages reserved [ 149.753433] 0 pages cma reserved [ 149.802074] syz-executor.1: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 149.844474] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 149.849756] CPU: 1 PID: 9856 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 149.857546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 149.866899] Call Trace: [ 149.869483] dump_stack+0xf7/0x13b [ 149.873020] warn_alloc.cold.110+0xa2/0x1be [ 149.877340] ? zone_watermark_ok_safe+0x260/0x260 [ 149.882195] ? __alloc_pages_direct_compact+0xc2/0x330 [ 149.887474] __alloc_pages_slowpath+0x2052/0x2650 [ 149.892321] ? trace_hardirqs_off+0x10/0x10 [ 149.896653] ? warn_alloc+0x100/0x100 [ 149.900450] ? get_page_from_freelist+0x9ee/0x23b0 [ 149.905386] ? __might_sleep+0x93/0xb0 [ 149.909275] __alloc_pages_nodemask+0x60d/0x770 [ 149.913937] ? trace_hardirqs_off+0x10/0x10 [ 149.918258] ? __alloc_pages_slowpath+0x2650/0x2650 [ 149.923271] ? wait_for_completion+0x440/0x440 [ 149.927846] alloc_pages_current+0xd6/0x1b0 [ 149.932163] ion_page_pool_alloc+0x102/0x180 [ 149.936570] ion_system_heap_allocate+0x14e/0x930 [ 149.941410] ? ion_system_heap_free+0x270/0x270 [ 149.946081] ion_alloc+0x216/0x770 [ 149.949630] ? ion_dma_buf_release+0x40/0x40 [ 149.954037] ? kasan_check_write+0x14/0x20 [ 149.958266] ion_ioctl+0xe2/0x1b6 [ 149.961721] ? ion_alloc.cold.15+0x32/0x32 [ 149.965966] do_vfs_ioctl+0x180/0xfb0 [ 149.969768] ? __fget+0x1ad/0x2f0 [ 149.973217] ? ioctl_preallocate+0x1a0/0x1a0 [ 149.977625] ? __fget+0x1ca/0x2f0 [ 149.981081] ? security_file_ioctl+0x6a/0xa0 [ 149.985485] ? SyS_clock_settime+0x1a0/0x1a0 [ 149.989891] ? security_file_ioctl+0x6a/0xa0 [ 149.994297] SyS_ioctl+0x74/0x80 [ 149.997660] ? do_vfs_ioctl+0xfb0/0xfb0 [ 150.001634] do_syscall_64+0x1c7/0x5b0 [ 150.005521] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 150.010372] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 150.015555] RIP: 0033:0x45c529 [ 150.018734] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 150.026440] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 150.033706] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 150.040974] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 150.048240] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 150.055507] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 150.088621] warn_alloc_show_mem: 1 callbacks suppressed [ 150.088625] Mem-Info: [ 150.096620] active_anon:8153 inactive_anon:6070 isolated_anon:0 [ 150.096620] active_file:248 inactive_file:174 isolated_file:0 [ 150.096620] unevictable:0 dirty:7 writeback:0 unstable:0 [ 150.096620] slab_reclaimable:11429 slab_unreclaimable:111743 [ 150.096620] mapped:2216 shmem:6244 pagetables:470 bounce:0 [ 150.096620] free:58505 free_pcp:255 free_cma:0 [ 150.164730] Node 0 active_anon:32024kB inactive_anon:24268kB active_file:980kB inactive_file:684kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8860kB dirty:12kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 150.195822] Node 1 active_anon:588kB inactive_anon:12kB active_file:12kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:16kB writeback:0kB shmem:12kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 150.290243] Node 0 DMA free:10544kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 150.333947] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 150.349899] Node 0 DMA32 free:36172kB min:36384kB low:45480kB high:54576kB active_anon:32024kB inactive_anon:24268kB active_file:980kB inactive_file:784kB unevictable:0kB writepending:12kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6944kB pagetables:1796kB bounce:0kB free_pcp:256kB local_pcp:136kB free_cma:0kB [ 150.392054] oom_reaper: reaped process 9517 (syz-executor.0), now anon-rss:0kB, file-rss:4kB, shmem-rss:0kB [ 150.402421] lowmem_reserve[]: 0 0 0 0 0 [ 150.406675] 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 [ 150.432905] lowmem_reserve[]: 0 0 0 0 0 [ 150.437914] Node 1 Normal free:62936kB min:53504kB low:66880kB high:80256kB active_anon:588kB inactive_anon:12kB active_file:12kB inactive_file:112kB unevictable:0kB writepending:16kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:352kB pagetables:84kB bounce:0kB free_pcp:128kB local_pcp:72kB free_cma:0kB [ 150.467667] lowmem_reserve[]: 0 0 0 0 0 [ 150.471986] Node 0 DMA: 2*4kB (UE) 2*8kB (UE) 1*16kB (U) 2*32kB (UE) 2*64kB (UE) 2*128kB (UE) 1*256kB (E) 1*512kB (E) 1*1024kB (E) 2*2048kB (ME) 1*4096kB (U) = 10472kB [ 150.488986] Node 0 DMA32: 630*4kB (UME) 267*8kB (ME) 76*16kB (MEH) 29*32kB (MEH) 1*64kB (U) 2*128kB (UH) 74*256kB (UH) 11*512kB (UH) 0*1024kB 1*2048kB (M) 0*4096kB = 33744kB [ 150.505937] 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 [ 150.583240] Node 1 Normal: 1*4kB (M) 1*8kB (M) 1*16kB (M) 931*32kB (UM) 357*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 52668kB [ 150.603199] oom_reaper: reaped process 9855 (syz-executor.3), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 150.651652] in:imklog invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 150.673519] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 150.708777] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 150.732482] in:imklog cpuset=/ mems_allowed=0-1 [ 150.743048] CPU: 1 PID: 5987 Comm: in:imklog Not tainted 4.14.196-syzkaller #0 [ 150.750428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 150.759781] Call Trace: [ 150.762366] dump_stack+0xf7/0x13b [ 150.766063] dump_header+0x160/0x63f [ 150.769804] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 150.774911] ? ___ratelimit+0x243/0x519 [ 150.778884] ? do_raw_spin_unlock+0x16a/0x250 [ 150.783379] oom_kill_process.cold.24+0xb/0xa1a [ 150.788044] ? out_of_memory+0x7f9/0x1030 [ 150.792197] ? lock_downgrade+0x7f0/0x7f0 [ 150.796344] out_of_memory+0x2b0/0x1030 [ 150.800319] ? oom_killer_disable+0x1a0/0x1a0 [ 150.804813] ? __alloc_pages_slowpath+0xb69/0x2650 [ 150.809743] __alloc_pages_slowpath+0x1ef3/0x2650 [ 150.814595] ? warn_alloc+0x100/0x100 [ 150.818398] ? get_page_from_freelist+0x26e/0x23b0 [ 150.823352] ? __might_sleep+0x93/0xb0 [ 150.827232] __alloc_pages_nodemask+0x60d/0x770 [ 150.832019] ? __alloc_pages_slowpath+0x2650/0x2650 [ 150.837033] ? lock_downgrade+0x7f0/0x7f0 [ 150.841186] alloc_pages_current+0xd6/0x1b0 [ 150.845518] __page_cache_alloc+0x1da/0x330 [ 150.849853] filemap_fault+0xbc5/0x1ae0 [ 150.853840] ? __lock_page_or_retry+0x820/0x820 [ 150.858516] ? lock_acquire+0x173/0x400 [ 150.863096] ? ext4_filemap_fault+0x75/0xb0 [ 150.867430] ext4_filemap_fault+0x7d/0xb0 [ 150.871589] __do_fault+0xf3/0x340 [ 150.875126] __handle_mm_fault+0x2191/0x37d0 [ 150.879527] ? copy_page_range+0x1d10/0x1d10 [ 150.883936] ? find_held_lock+0x36/0x1d0 [ 150.888001] handle_mm_fault+0x234/0x6e0 [ 150.892054] ? find_vma+0x1a/0x150 [ 150.895591] __do_page_fault+0x44d/0xb00 [ 150.899649] ? SyS_read+0x1c5/0x250 [ 150.903272] ? vmalloc_fault+0xc90/0xc90 [ 150.907328] ? entry_SYSCALL_64_after_hwframe+0x56/0xbb [ 150.912686] ? page_fault+0x2f/0x50 [ 150.916309] do_page_fault+0x64/0x3fb [ 150.920103] ? page_fault+0x2f/0x50 [ 150.923722] page_fault+0x45/0x50 [ 150.927167] RIP: 0033:0x7efcfdfc522d [ 150.930867] RSP: 002b:00007efcfb961580 EFLAGS: 00010293 [ 150.936222] RAX: 000000000000010b RBX: 0000000000000000 RCX: 00007efcfdfc522d [ 150.943486] RDX: 0000000000001fa0 RSI: 00007efcfb961da0 RDI: 0000000000000004 [ 150.950752] RBP: 0000557e3ab5f9d0 R08: 0000000000000000 R09: 0000000000000000 [ 150.958015] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007efcfb961da0 [ 150.965288] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007efcfb961e1b [ 150.977734] syz-executor.3: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 150.991889] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 151.018520] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 151.023665] CPU: 1 PID: 9855 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 151.031456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 151.040808] Call Trace: [ 151.043395] dump_stack+0xf7/0x13b [ 151.046931] warn_alloc.cold.110+0xa2/0x1be [ 151.051246] ? zone_watermark_ok_safe+0x260/0x260 [ 151.056078] ? usleep_range+0x120/0x120 [ 151.060060] ? rcu_read_lock_sched_held+0x108/0x120 [ 151.065083] ? call_timer_fn+0x570/0x570 [ 151.069157] __alloc_pages_slowpath+0x2052/0x2650 [ 151.074009] ? warn_alloc+0x100/0x100 [ 151.077805] ? get_page_from_freelist+0x26e/0x23b0 [ 151.082776] ? __might_sleep+0x93/0xb0 [ 151.086674] __alloc_pages_nodemask+0x60d/0x770 [ 151.091541] ? retint_kernel+0x2d/0x2d [ 151.095440] ? __alloc_pages_slowpath+0x2650/0x2650 [ 151.100463] ? wait_for_completion+0x440/0x440 [ 151.105042] alloc_pages_current+0xd6/0x1b0 [ 151.109376] ion_page_pool_alloc+0x102/0x180 [ 151.113776] ion_system_heap_allocate+0x14e/0x930 [ 151.118614] ? ion_system_heap_free+0x270/0x270 [ 151.123276] ion_alloc+0x216/0x770 [ 151.126816] ? ion_dma_buf_release+0x40/0x40 [ 151.131214] ? kasan_check_write+0x14/0x20 [ 151.135441] ion_ioctl+0xe2/0x1b6 [ 151.138888] ? ion_alloc.cold.15+0x32/0x32 [ 151.143121] do_vfs_ioctl+0x180/0xfb0 [ 151.146914] ? __fget+0x1ad/0x2f0 [ 151.150360] ? ioctl_preallocate+0x1a0/0x1a0 [ 151.154759] ? __fget+0x1ca/0x2f0 [ 151.158213] ? security_file_ioctl+0x6a/0xa0 [ 151.162608] ? SyS_clock_settime+0x1a0/0x1a0 [ 151.167004] ? security_file_ioctl+0x6a/0xa0 [ 151.171407] SyS_ioctl+0x74/0x80 [ 151.174769] ? do_vfs_ioctl+0xfb0/0xfb0 [ 151.178751] do_syscall_64+0x1c7/0x5b0 [ 151.182639] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 151.187511] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 151.192714] RIP: 0033:0x45c529 [ 151.195899] RSP: 002b:00007ff2bc79ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 151.203602] RAX: ffffffffffffffda RBX: 00007ff2bc79f6d4 RCX: 000000000045c529 [ 151.210867] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 151.218128] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 151.225397] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 151.232789] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 151.245283] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 151.266454] 6269 total pagecache pages [ 151.270369] 0 pages in swap cache [ 151.273811] Swap cache stats: add 0, delete 0, find 0/0 [ 151.300642] Free swap = 0kB [ 151.303728] Total swap = 0kB [ 151.320653] 1965979 pages RAM [ 151.323778] 0 pages HighMem/MovableOnly [ 151.329507] 335857 pages reserved [ 151.332956] 0 pages cma reserved [ 151.708062] Mem-Info: [ 151.710513] active_anon:7089 inactive_anon:6070 isolated_anon:0 [ 151.710513] active_file:1 inactive_file:2 isolated_file:0 [ 151.710513] unevictable:0 dirty:0 writeback:0 unstable:0 [ 151.710513] slab_reclaimable:11429 slab_unreclaimable:111815 [ 151.710513] mapped:1853 shmem:6244 pagetables:468 bounce:0 [ 151.710513] free:13796 free_pcp:60 free_cma:0 [ 151.747638] Mem-Info: [ 151.750104] active_anon:7089 inactive_anon:6070 isolated_anon:0 [ 151.750104] active_file:1 inactive_file:2 isolated_file:0 [ 151.750104] unevictable:0 dirty:0 writeback:0 unstable:0 [ 151.750104] slab_reclaimable:11429 slab_unreclaimable:111815 [ 151.750104] mapped:1853 shmem:6244 pagetables:468 bounce:0 [ 151.750104] free:13796 free_pcp:60 free_cma:0 [ 151.768364] syz-executor.0: [ 151.787754] Node 0 active_anon:27832kB inactive_anon:24268kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:7412kB dirty:0kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 151.800125] page allocation failure: order:0 [ 151.822362] Node 1 active_anon:524kB inactive_anon:12kB active_file:8kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:12kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 151.824631] syz-executor.3: [ 151.826832] Node 0 [ 151.861518] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 151.869451] Node 0 active_anon:27832kB inactive_anon:24268kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:7412kB dirty:0kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 151.873241] syz-executor.0 cpuset= [ 151.903068] page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 151.915781] DMA free:10372kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 151.920493] / [ 151.952202] Node 1 active_anon:524kB inactive_anon:12kB active_file:8kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:12kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 151.956591] syz-executor.3 cpuset= [ 151.988997] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 151.993648] mems_allowed=0-1 [ 152.003108] Node 0 DMA free:10372kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 152.006377] / [ 152.039492] Node 0 DMA32 free:18152kB min:36384kB low:45480kB high:54576kB active_anon:27832kB inactive_anon:24268kB active_file:56kB inactive_file:8kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6944kB pagetables:1792kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 152.043619] CPU: 0 PID: 9541 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 152.077644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 152.077980] lowmem_reserve[]: [ 152.087002] Call Trace: [ 152.087018] dump_stack+0xf7/0x13b [ 152.087028] warn_alloc.cold.110+0xa2/0x1be [ 152.087036] ? zone_watermark_ok_safe+0x260/0x260 [ 152.087040] ? usleep_range+0x120/0x120 [ 152.087046] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 152.087055] ? call_timer_fn+0x570/0x570 [ 152.087062] ? unreserve_highatomic_pageblock+0x315/0x450 [ 152.087073] __alloc_pages_slowpath+0x2052/0x2650 [ 152.087090] ? warn_alloc+0x100/0x100 [ 152.087098] ? get_page_from_freelist+0x26e/0x23b0 [ 152.087111] ? __might_sleep+0x93/0xb0 [ 152.087118] __alloc_pages_nodemask+0x60d/0x770 [ 152.087126] ? __alloc_pages_slowpath+0x2650/0x2650 [ 152.087134] ? wait_for_completion+0x440/0x440 [ 152.087144] alloc_pages_current+0xd6/0x1b0 [ 152.095890] lowmem_reserve[]: [ 152.096337] ion_page_pool_alloc+0x102/0x180 [ 152.096343] ion_system_heap_allocate+0x14e/0x930 [ 152.096350] ? ion_system_heap_free+0x270/0x270 [ 152.096360] ion_alloc+0x216/0x770 [ 152.096369] ? ion_dma_buf_release+0x40/0x40 [ 152.096379] ? kasan_check_write+0x14/0x20 [ 152.096385] ion_ioctl+0xe2/0x1b6 [ 152.096391] ? ion_alloc.cold.15+0x32/0x32 [ 152.096402] do_vfs_ioctl+0x180/0xfb0 [ 152.096408] ? __fget+0x1ad/0x2f0 [ 152.102528] 0 [ 152.105532] ? ioctl_preallocate+0x1a0/0x1a0 [ 152.111584] 0 [ 152.114608] ? __fget+0x1ca/0x2f0 [ 152.124921] 2570 [ 152.129095] ? security_file_ioctl+0x6a/0xa0 [ 152.129103] ? SyS_clock_settime+0x1a0/0x1a0 [ 152.129106] ? security_file_ioctl+0x6a/0xa0 [ 152.129114] SyS_ioctl+0x74/0x80 [ 152.129120] ? do_vfs_ioctl+0xfb0/0xfb0 [ 152.129126] do_syscall_64+0x1c7/0x5b0 [ 152.129131] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 152.129142] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 152.129147] RIP: 0033:0x45c529 [ 152.129150] RSP: 002b:00007f45f655fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 152.129157] RAX: ffffffffffffffda RBX: 00007f45f65606d4 RCX: 000000000045c529 [ 152.129160] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 152.129162] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 152.129166] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 152.134808] 0 [ 152.137857] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 152.150665] mems_allowed=0-1 [ 152.160449] 2570 [ 152.167442] CPU: 0 PID: 9853 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 152.171420] 2570 [ 152.172783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 152.181592] 0 [ 152.185392] Call Trace: [ 152.193044] 2570 [ 152.197455] dump_stack+0xf7/0x13b [ 152.197464] warn_alloc.cold.110+0xa2/0x1be [ 152.197471] ? zone_watermark_ok_safe+0x260/0x260 [ 152.197475] ? usleep_range+0x120/0x120 [ 152.197481] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 152.197490] ? call_timer_fn+0x570/0x570 [ 152.197496] ? unreserve_highatomic_pageblock+0x315/0x450 [ 152.197506] __alloc_pages_slowpath+0x2052/0x2650 [ 152.197521] ? warn_alloc+0x100/0x100 [ 152.197529] ? get_page_from_freelist+0x26e/0x23b0 [ 152.197543] ? __might_sleep+0x93/0xb0 [ 152.197549] __alloc_pages_nodemask+0x60d/0x770 [ 152.197556] ? __alloc_pages_slowpath+0x2650/0x2650 [ 152.197565] ? wait_for_completion+0x440/0x440 [ 152.205456] 0 [ 152.206575] alloc_pages_current+0xd6/0x1b0 [ 152.206584] ion_page_pool_alloc+0x102/0x180 [ 152.206589] ion_system_heap_allocate+0x14e/0x930 [ 152.206596] ? ion_system_heap_free+0x270/0x270 [ 152.206607] ion_alloc+0x216/0x770 [ 152.206616] ? ion_dma_buf_release+0x40/0x40 [ 152.206626] ? kasan_check_write+0x14/0x20 [ 152.206633] ion_ioctl+0xe2/0x1b6 [ 152.206639] ? ion_alloc.cold.15+0x32/0x32 [ 152.206651] do_vfs_ioctl+0x180/0xfb0 [ 152.206657] ? __fget+0x1ad/0x2f0 [ 152.206663] ? ioctl_preallocate+0x1a0/0x1a0 [ 152.206671] ? __fget+0x1ca/0x2f0 [ 152.206682] ? security_file_ioctl+0x6a/0xa0 [ 152.206689] ? SyS_clock_settime+0x1a0/0x1a0 [ 152.206693] ? security_file_ioctl+0x6a/0xa0 [ 152.206699] SyS_ioctl+0x74/0x80 [ 152.206704] ? do_vfs_ioctl+0xfb0/0xfb0 [ 152.206711] do_syscall_64+0x1c7/0x5b0 [ 152.206716] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 152.206727] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 152.215106] 0 [ 152.216339] RIP: 0033:0x45c529 [ 152.216342] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 152.216352] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 152.216355] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 152.216357] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 152.216359] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 152.216362] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 152.543642] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 152.551908] Node 0 DMA32 free:45472kB min:36384kB low:45480kB high:54576kB active_anon:27832kB inactive_anon:24268kB active_file:56kB inactive_file:708kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6944kB pagetables:1792kB bounce:0kB free_pcp:144kB local_pcp:0kB free_cma:0kB [ 152.588657] 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 [ 152.620072] lowmem_reserve[]: 0 0 0 0 0 [ 152.624085] Node 1 Normal free:149604kB min:53504kB low:66880kB high:80256kB active_anon:524kB inactive_anon:12kB active_file:0kB inactive_file:48kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:320kB pagetables:80kB bounce:0kB free_pcp:728kB local_pcp:0kB free_cma:0kB [ 152.678225] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 152.685419] team0: Port device team_slave_1 added [ 152.701264] lowmem_reserve[]: 0 0 0 0 0 [ 152.705279] Node 0 DMA: 15*4kB (UE) 2*8kB (UE) 2*16kB (U) 1*32kB (E) 1*64kB (E) 2*128kB (UE) 1*256kB (E) 1*512kB (E) 1*1024kB (E) 2*2048kB (ME) 1*4096kB (U) = 10444kB [ 152.747688] Node 0 DMA32: 523*4kB (UME) 317*8kB (UME) 100*16kB (UME) 48*32kB (UME) 437*64kB (UME) 21*128kB (UE) 7*256kB (UE) 10*512kB (UE) 0*1024kB 0*2048kB 0*4096kB = 45332kB [ 152.783803] lowmem_reserve[]: 0 0 0 0 0 [ 152.788486] 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 [ 152.790325] 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 [ 152.850446] Node 1 Normal: 1*4kB (U) 1*8kB (M) 2*16kB (UM) 2*32kB (UM) 2*64kB (UM) 1*128kB (M) 87*256kB (U) 142*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 95340kB [ 152.866670] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 152.872517] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 152.874424] team0: Port device team_slave_0 added [ 152.934983] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 152.951991] lowmem_reserve[]: 0 0 0 0 0 [ 152.956014] Node 1 Normal free:51356kB min:53504kB low:66880kB high:80256kB active_anon:524kB inactive_anon:12kB active_file:932kB inactive_file:432kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:352kB pagetables:80kB bounce:0kB free_pcp:704kB local_pcp:0kB free_cma:0kB [ 153.012154] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 153.016256] lowmem_reserve[]: 0 0 0 0 0 [ 153.046353] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 153.050526] Node 0 [ 153.054945] 7070 total pagecache pages [ 153.054954] 0 pages in swap cache [ 153.054957] Swap cache stats: add 0, delete 0, find 0/0 [ 153.054959] Free swap = 0kB [ 153.054962] Total swap = 0kB [ 153.054968] 1965979 pages RAM [ 153.091626] 0 pages HighMem/MovableOnly [ 153.095663] 335857 pages reserved [ 153.097493] DMA: 109*4kB (UE) 4*8kB (UE) 4*16kB (U) 1*32kB (E) 2*64kB (UE) 2*128kB (UE) 1*256kB (E) 2*512kB (UE) 2*1024kB (UE) 3*2048kB (UME) 0*4096kB = 10420kB [ 153.133123] 0 pages cma reserved [ 153.133503] Node 0 [ 153.136563] Out of memory: Kill process 9852 (syz-executor.1) score 1000 or sacrifice child [ 153.136582] Killed process 9854 (syz-executor.1) total-vm:40148kB, anon-rss:2172kB, file-rss:0kB, shmem-rss:0kB [ 153.171493] oom_reaper: reaped process 9854 (syz-executor.1), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 153.183304] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 153.198959] 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. [ 153.207953] DMA32: [ 153.237765] syz-executor.2 invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 153.256589] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 153.286565] syz-executor.2 cpuset= [ 153.286594] 833*4kB (UME) 306*8kB (ME) 536*16kB (UME) 458*32kB (UME) 1*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 29076kB [ 153.316444] / mems_allowed=0-1 [ 153.316460] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB [ 153.319693] CPU: 1 PID: 9386 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 153.325470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 153.333274] 0*128kB [ 153.342583] Call Trace: [ 153.342597] dump_stack+0xf7/0x13b [ 153.342607] dump_header+0x160/0x63f [ 153.344909] 0*256kB [ 153.347467] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 153.347472] ? ___ratelimit+0x243/0x519 [ 153.347477] ? do_raw_spin_unlock+0x16a/0x250 [ 153.347485] oom_kill_process.cold.24+0xb/0xa1a [ 153.347490] ? out_of_memory+0x7f9/0x1030 [ 153.351001] 0*512kB [ 153.354692] ? lock_downgrade+0x7f0/0x7f0 [ 153.357004] 0*1024kB [ 153.362073] out_of_memory+0x2b0/0x1030 [ 153.362082] ? oom_killer_disable+0x1a0/0x1a0 [ 153.362090] ? __alloc_pages_slowpath+0xb69/0x2650 [ 153.362098] __alloc_pages_slowpath+0x1ef3/0x2650 [ 153.362114] ? warn_alloc+0x100/0x100 [ 153.366822] 0*2048kB [ 153.370555] ? get_page_from_freelist+0x26e/0x23b0 [ 153.370566] ? __might_sleep+0x93/0xb0 [ 153.370579] __alloc_pages_nodemask+0x60d/0x770 [ 153.370587] ? __alloc_pages_slowpath+0x2650/0x2650 [ 153.370591] ? lock_downgrade+0x7f0/0x7f0 [ 153.370604] alloc_pages_current+0xd6/0x1b0 [ 153.370611] __page_cache_alloc+0x1da/0x330 [ 153.370619] filemap_fault+0xbc5/0x1ae0 [ 153.370632] ? __lock_page_or_retry+0x820/0x820 [ 153.370640] ? lock_acquire+0x173/0x400 [ 153.370647] ? ext4_filemap_fault+0x75/0xb0 [ 153.370657] ext4_filemap_fault+0x7d/0xb0 [ 153.375639] 0*4096kB [ 153.379460] __do_fault+0xf3/0x340 [ 153.379465] __handle_mm_fault+0x2191/0x37d0 [ 153.379472] ? copy_page_range+0x1d10/0x1d10 [ 153.379477] ? find_held_lock+0x36/0x1d0 [ 153.379491] handle_mm_fault+0x234/0x6e0 [ 153.379495] ? find_vma+0x1a/0x150 [ 153.379503] __do_page_fault+0x44d/0xb00 [ 153.379510] ? _raw_spin_unlock_irq+0x60/0x80 [ 153.379518] ? vmalloc_fault+0xc90/0xc90 [ 153.379524] ? retint_user+0x18/0x18 [ 153.379529] ? page_fault+0x2f/0x50 [ 153.379536] do_page_fault+0x64/0x3fb [ 153.379541] ? page_fault+0x2f/0x50 [ 153.379546] page_fault+0x45/0x50 [ 153.379550] RIP: 0033:0x43abfb [ 153.379554] RSP: 002b:00007ffd9f0219b0 EFLAGS: 00010246 [ 153.382184] = 0kB [ 153.385982] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000024 [ 153.385984] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 153.385987] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 153.385989] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 153.385992] R13: 0000000000000000 R14: 0000000000000003 R15: 0000000000000000 [ 153.433800] syz-executor.0: [ 153.450314] syz-executor.3: [ 153.488524] page allocation failure: order:4 [ 153.542137] page allocation failure: order:4 [ 153.583449] syz-executor.1: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 153.608490] Node 1 Normal: 2*4kB (UM) 11*8kB (UM) 456*16kB (UM) 584*32kB (UM) 1*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26144kB [ 153.631131] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 153.638507] CPU: 0 PID: 9854 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 153.646336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 153.657245] Call Trace: [ 153.659835] dump_stack+0xf7/0x13b [ 153.661439] Mem-Info: [ 153.663364] warn_alloc.cold.110+0xa2/0x1be [ 153.665763] active_anon:6564 inactive_anon:6070 isolated_anon:0 [ 153.665763] active_file:29 inactive_file:13 isolated_file:0 [ 153.665763] unevictable:0 dirty:0 writeback:0 unstable:0 [ 153.665763] slab_reclaimable:11407 slab_unreclaimable:111034 [ 153.665763] mapped:1875 shmem:6244 pagetables:469 bounce:0 [ 153.665763] free:13754 free_pcp:0 free_cma:0 [ 153.670060] ? zone_watermark_ok_safe+0x260/0x260 [ 153.670064] ? usleep_range+0x120/0x120 [ 153.670070] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 153.670078] ? call_timer_fn+0x570/0x570 [ 153.670085] ? unreserve_highatomic_pageblock+0x315/0x450 [ 153.670095] __alloc_pages_slowpath+0x2052/0x2650 [ 153.670110] ? warn_alloc+0x100/0x100 [ 153.670117] ? get_page_from_freelist+0x26e/0x23b0 [ 153.670131] ? __might_sleep+0x93/0xb0 [ 153.670138] __alloc_pages_nodemask+0x60d/0x770 [ 153.670146] ? __alloc_pages_slowpath+0x2650/0x2650 [ 153.670155] ? wait_for_completion+0x440/0x440 [ 153.670165] alloc_pages_current+0xd6/0x1b0 [ 153.670173] ion_page_pool_alloc+0x102/0x180 [ 153.670184] ion_system_heap_allocate+0x14e/0x930 [ 153.712370] syz-executor.1: [ 153.716759] ? ion_system_heap_free+0x270/0x270 [ 153.716770] ion_alloc+0x216/0x770 [ 153.716779] ? ion_dma_buf_release+0x40/0x40 [ 153.716788] ? kasan_check_write+0x14/0x20 [ 153.716794] ion_ioctl+0xe2/0x1b6 [ 153.716800] ? ion_alloc.cold.15+0x32/0x32 [ 153.716811] do_vfs_ioctl+0x180/0xfb0 [ 153.716817] ? __fget+0x1ad/0x2f0 [ 153.734241] page allocation failure: order:0 [ 153.734998] ? ioctl_preallocate+0x1a0/0x1a0 [ 153.743587] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 153.743768] ? __fget+0x1ca/0x2f0 [ 153.761063] (null) [ 153.762271] ? security_file_ioctl+0x6a/0xa0 [ 153.774085] syz-executor.1 cpuset= [ 153.774479] ? SyS_clock_settime+0x1a0/0x1a0 [ 153.784464] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 153.787051] ? security_file_ioctl+0x6a/0xa0 [ 153.787060] SyS_ioctl+0x74/0x80 [ 153.787066] ? do_vfs_ioctl+0xfb0/0xfb0 [ 153.787073] do_syscall_64+0x1c7/0x5b0 [ 153.787078] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 153.787089] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 153.787094] RIP: 0033:0x45c529 [ 153.787097] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 153.787103] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 153.787106] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 153.787109] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 153.787112] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 153.787115] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 153.797982] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 153.813407] / [ 153.825850] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 153.837083] (null) [ 153.850939] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 153.861458] Node 0 active_anon:25732kB inactive_anon:24268kB active_file:52kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:7496kB dirty:0kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 153.868532] (null) [ 153.876118] mems_allowed=0-1 [ 153.885494] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 153.901055] Node 1 active_anon:524kB inactive_anon:12kB active_file:64kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:12kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 153.915132] syz-executor.3 cpuset= [ 153.930618] syz-executor.0 cpuset= [ 153.942087] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 153.958472] CPU: 1 PID: 9856 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 153.987478] / [ 153.990837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 154.017051] 6310 total pagecache pages [ 154.020531] Call Trace: [ 154.024049] 0 pages in swap cache [ 154.032605] dump_stack+0xf7/0x13b [ 154.032614] warn_alloc.cold.110+0xa2/0x1be [ 154.032621] ? zone_watermark_ok_safe+0x260/0x260 [ 154.040411] mems_allowed=0-1 [ 154.042081] ? usleep_range+0x120/0x120 [ 154.042087] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 154.066262] Swap cache stats: add 0, delete 0, find 0/0 [ 154.069066] ? call_timer_fn+0x570/0x570 [ 154.073894] Free swap = 0kB [ 154.076977] ? unreserve_highatomic_pageblock+0x315/0x450 [ 154.076988] __alloc_pages_slowpath+0x2052/0x2650 [ 154.077005] ? warn_alloc+0x100/0x100 [ 154.096284] Total swap = 0kB [ 154.098789] ? get_page_from_freelist+0x26e/0x23b0 [ 154.104300] 1965979 pages RAM [ 154.109124] ? __might_sleep+0x93/0xb0 [ 154.109133] __alloc_pages_nodemask+0x60d/0x770 [ 154.109141] ? __alloc_pages_slowpath+0x2650/0x2650 [ 154.109151] ? wait_for_completion+0x440/0x440 [ 154.126257] 0 pages HighMem/MovableOnly [ 154.127844] alloc_pages_current+0xd6/0x1b0 [ 154.132481] 335857 pages reserved [ 154.137484] ion_page_pool_alloc+0x102/0x180 [ 154.137490] ion_system_heap_allocate+0x14e/0x930 [ 154.137498] ? ion_system_heap_free+0x270/0x270 [ 154.137508] ion_alloc+0x216/0x770 [ 154.156260] 0 pages cma reserved [ 154.158167] ? ion_dma_buf_release+0x40/0x40 [ 154.176265] warn_alloc_show_mem: 2 callbacks suppressed [ 154.176268] Mem-Info: [ 154.178857] ? kasan_check_write+0x14/0x20 [ 154.184200] active_anon:6564 inactive_anon:6070 isolated_anon:0 [ 154.184200] active_file:29 inactive_file:13 isolated_file:0 [ 154.184200] unevictable:0 dirty:0 writeback:0 unstable:0 [ 154.184200] slab_reclaimable:11407 slab_unreclaimable:111034 [ 154.184200] mapped:1875 shmem:6244 pagetables:469 bounce:0 [ 154.184200] free:13652 free_pcp:30 free_cma:0 [ 154.186590] ion_ioctl+0xe2/0x1b6 [ 154.186597] ? ion_alloc.cold.15+0x32/0x32 [ 154.186608] do_vfs_ioctl+0x180/0xfb0 [ 154.186615] ? __fget+0x1ad/0x2f0 [ 154.216294] Node 0 active_anon:25732kB inactive_anon:24268kB active_file:52kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:7496kB dirty:0kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 154.223610] ? ioctl_preallocate+0x1a0/0x1a0 [ 154.256293] Node 1 active_anon:524kB inactive_anon:12kB active_file:64kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:12kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 154.265892] ? __fget+0x1ca/0x2f0 [ 154.296271] Node 0 [ 154.296493] ? security_file_ioctl+0x6a/0xa0 [ 154.299928] DMA free:10372kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 154.302137] ? SyS_clock_settime+0x1a0/0x1a0 [ 154.302142] ? security_file_ioctl+0x6a/0xa0 [ 154.326253] lowmem_reserve[]: [ 154.332022] SyS_ioctl+0x74/0x80 [ 154.347235] ? do_vfs_ioctl+0xfb0/0xfb0 [ 154.351195] do_syscall_64+0x1c7/0x5b0 [ 154.355074] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 154.356264] 0 2570 2570 [ 154.359901] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 154.359906] RIP: 0033:0x45c529 [ 154.362559] 2570 [ 154.367722] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 154.367728] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 154.367730] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 154.367733] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 154.367735] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 154.367738] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 154.374855] Node 0 [ 154.398641] CPU: 0 PID: 9853 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 154.403397] / [ 154.410019] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 154.417343] mems_allowed=0-1 [ 154.419492] Call Trace: [ 154.436710] DMA free:10372kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 154.438344] dump_stack+0xf7/0x13b [ 154.441419] lowmem_reserve[]: [ 154.443986] warn_alloc.cold.110+0xa2/0x1be [ 154.480754] ? zone_watermark_ok_safe+0x260/0x260 [ 154.485580] ? __alloc_pages_direct_compact+0xc2/0x330 [ 154.490852] __alloc_pages_slowpath+0x2052/0x2650 [ 154.495680] ? trace_hardirqs_off+0x10/0x10 [ 154.499990] ? warn_alloc+0x100/0x100 [ 154.503769] ? get_page_from_freelist+0x9ee/0x23b0 [ 154.506266] 0 2570 [ 154.508683] ? __might_sleep+0x93/0xb0 [ 154.508686] 2570 [ 154.510905] __alloc_pages_nodemask+0x60d/0x770 [ 154.514768] 2570 [ 154.516813] ? __alloc_pages_slowpath+0x2650/0x2650 [ 154.516823] ? wait_for_completion+0x440/0x440 [ 154.516832] alloc_pages_current+0xd6/0x1b0 [ 154.516840] ion_page_pool_alloc+0x102/0x180 [ 154.516845] ion_system_heap_allocate+0x14e/0x930 [ 154.516850] ? do_raw_spin_unlock+0x16a/0x250 [ 154.516857] ? ion_system_heap_free+0x270/0x270 [ 154.516868] ion_alloc+0x27f/0x770 [ 154.536252] 2570 [ 154.537385] ? ion_dma_buf_release+0x40/0x40 [ 154.546585] ? kasan_check_write+0x14/0x20 [ 154.546594] ion_ioctl+0xe2/0x1b6 [ 154.546599] ? ion_alloc.cold.15+0x32/0x32 [ 154.546611] do_vfs_ioctl+0x180/0xfb0 [ 154.546617] ? __fget+0x1ad/0x2f0 [ 154.546623] ? ioctl_preallocate+0x1a0/0x1a0 [ 154.566252] Node 0 [ 154.569861] ? __fget+0x1ca/0x2f0 [ 154.573289] DMA32 free:45460kB min:36384kB low:45480kB high:54576kB active_anon:25700kB inactive_anon:24268kB active_file:28kB inactive_file:324kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6944kB pagetables:1788kB bounce:0kB free_pcp:980kB local_pcp:236kB free_cma:0kB [ 154.577501] ? security_file_ioctl+0x6a/0xa0 [ 154.577509] ? SyS_clock_settime+0x1a0/0x1a0 [ 154.577512] ? security_file_ioctl+0x6a/0xa0 [ 154.577519] SyS_ioctl+0x74/0x80 [ 154.577526] ? do_vfs_ioctl+0xfb0/0xfb0 [ 154.596306] lowmem_reserve[]: [ 154.623541] do_syscall_64+0x1c7/0x5b0 [ 154.623548] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 154.623560] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 154.623566] RIP: 0033:0x45c529 [ 154.623568] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 154.656258] 0 [ 154.660920] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 154.660924] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 154.664301] 0 [ 154.671996] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 154.672001] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 154.672003] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 154.695856] 2570 [ 154.708793] CPU: 1 PID: 9541 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 154.714490] syz-executor.3: [ 154.715229] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 154.715233] Call Trace: [ 154.715251] dump_stack+0xf7/0x13b [ 154.715260] warn_alloc.cold.110+0xa2/0x1be [ 154.715267] ? zone_watermark_ok_safe+0x260/0x260 [ 154.715284] ? __alloc_pages_direct_compact+0xc2/0x330 [ 154.715295] __alloc_pages_slowpath+0x2052/0x2650 [ 154.715307] ? trace_hardirqs_off+0x10/0x10 [ 154.723563] page allocation failure: order:4 [ 154.726095] ? warn_alloc+0x100/0x100 [ 154.726102] ? get_page_from_freelist+0x9ee/0x23b0 [ 154.726127] ? __might_sleep+0x93/0xb0 [ 154.726135] __alloc_pages_nodemask+0x60d/0x770 [ 154.726140] ? trace_hardirqs_off+0x10/0x10 [ 154.726146] ? __mutex_unlock_slowpath+0x29b/0x7e0 [ 154.726152] ? __alloc_pages_slowpath+0x2650/0x2650 [ 154.726160] ? wait_for_completion+0x440/0x440 [ 154.738108] alloc_pages_current+0xd6/0x1b0 [ 154.738116] ion_page_pool_alloc+0x102/0x180 [ 154.738121] ion_system_heap_allocate+0x14e/0x930 [ 154.738126] ? do_raw_spin_unlock+0x16a/0x250 [ 154.738140] ? ion_system_heap_free+0x270/0x270 [ 154.738157] ion_alloc+0x27f/0x770 [ 154.738166] ? ion_dma_buf_release+0x40/0x40 [ 154.738175] ? kasan_check_write+0x14/0x20 [ 154.742938] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 154.746111] ion_ioctl+0xe2/0x1b6 [ 154.746121] ? ion_alloc.cold.15+0x32/0x32 [ 154.746132] do_vfs_ioctl+0x180/0xfb0 [ 154.746138] ? __fget+0x1ad/0x2f0 [ 154.746147] ? ioctl_preallocate+0x1a0/0x1a0 [ 154.746156] ? __fget+0x1ca/0x2f0 [ 154.746167] ? security_file_ioctl+0x6a/0xa0 [ 154.746174] ? SyS_clock_settime+0x1a0/0x1a0 [ 154.746178] ? security_file_ioctl+0x6a/0xa0 [ 154.746184] SyS_ioctl+0x74/0x80 [ 154.751707] Node 0 [ 154.756295] ? do_vfs_ioctl+0xfb0/0xfb0 [ 154.756302] do_syscall_64+0x1c7/0x5b0 [ 154.756311] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 154.756322] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 154.756326] RIP: 0033:0x45c529 [ 154.756329] RSP: 002b:00007f45f655fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 154.756334] RAX: ffffffffffffffda RBX: 00007f45f65606d4 RCX: 000000000045c529 [ 154.756337] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 154.756339] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 154.756341] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 154.756344] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 154.767165] 0 [ 154.770887] (null) [ 154.773780] 0 0 [ 154.773802] 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 [ 154.773819] lowmem_reserve[]: [ 154.783088] syz-executor.3 cpuset= [ 154.788278] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 154.792889] DMA32 free:41336kB min:36384kB low:45480kB high:54576kB active_anon:25700kB inactive_anon:24268kB active_file:28kB inactive_file:324kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6944kB pagetables:1788kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 154.806732] 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. [ 154.816877] / [ 154.826290] 0 [ 154.830733] lowmem_reserve[]: [ 154.845583] 0 [ 154.860321] mems_allowed=0-1 [ 154.866321] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 154.880601] CPU: 0 PID: 9855 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 154.886994] 0 [ 154.888529] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 154.890752] 0 [ 154.894701] Call Trace: [ 154.907821] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 154.908571] dump_stack+0xf7/0x13b [ 154.917414] 0 [ 154.919487] warn_alloc.cold.110+0xa2/0x1be [ 154.927262] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 154.935348] ? zone_watermark_ok_safe+0x260/0x260 [ 154.957231] ? __alloc_pages_direct_compact+0xc2/0x330 [ 154.959042] Node 1 [ 154.961175] __alloc_pages_slowpath+0x2052/0x2650 [ 154.961189] ? trace_hardirqs_off+0x10/0x10 [ 154.963144] Normal free:53480kB min:53504kB low:66880kB high:80256kB active_anon:524kB inactive_anon:12kB active_file:40kB inactive_file:4244kB unevictable:0kB writepending:152kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:352kB pagetables:84kB bounce:0kB free_pcp:368kB local_pcp:236kB free_cma:0kB [ 154.988625] ? warn_alloc+0x100/0x100 [ 154.988632] ? get_page_from_freelist+0x9ee/0x23b0 [ 154.988644] ? __might_sleep+0x93/0xb0 [ 154.988651] __alloc_pages_nodemask+0x60d/0x770 [ 154.988655] ? trace_hardirqs_off+0x10/0x10 [ 154.988661] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 154.988667] ? __alloc_pages_slowpath+0x2650/0x2650 [ 154.988675] ? wait_for_completion+0x440/0x440 [ 154.988684] alloc_pages_current+0xd6/0x1b0 [ 154.988692] ion_page_pool_alloc+0x102/0x180 [ 155.064542] lowmem_reserve[]: [ 155.066335] ion_system_heap_allocate+0x14e/0x930 [ 155.066343] ? do_raw_spin_unlock+0x16a/0x250 [ 155.066349] ? ion_system_heap_free+0x270/0x270 [ 155.066360] ion_alloc+0x27f/0x770 [ 155.066369] ? ion_dma_buf_release+0x40/0x40 [ 155.066379] ? kasan_check_write+0x14/0x20 [ 155.092892] 0 [ 155.095632] ion_ioctl+0xe2/0x1b6 [ 155.100173] 0 [ 155.106818] ? ion_alloc.cold.15+0x32/0x32 [ 155.106830] do_vfs_ioctl+0x180/0xfb0 [ 155.106835] ? __fget+0x1ad/0x2f0 [ 155.106842] ? ioctl_preallocate+0x1a0/0x1a0 [ 155.106849] ? __fget+0x1ca/0x2f0 [ 155.106860] ? security_file_ioctl+0x6a/0xa0 [ 155.106866] ? SyS_clock_settime+0x1a0/0x1a0 [ 155.106871] ? security_file_ioctl+0x6a/0xa0 [ 155.121030] 0 [ 155.123320] SyS_ioctl+0x74/0x80 [ 155.135216] 0 [ 155.135649] ? do_vfs_ioctl+0xfb0/0xfb0 [ 155.145665] 0 [ 155.172856] do_syscall_64+0x1c7/0x5b0 [ 155.172863] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 155.172873] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 155.172877] RIP: 0033:0x45c529 [ 155.172880] RSP: 002b:00007ff2bc79ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 155.172886] RAX: ffffffffffffffda RBX: 00007ff2bc79f6d4 RCX: 000000000045c529 [ 155.172888] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 155.172891] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 155.172893] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 155.172896] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 155.175528] 0 [ 155.256361] syz-executor.0: [ 155.261118] 0 [ 155.269975] page allocation failure: order:0 [ 155.270825] 0 [ 155.274258] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 155.280441] 0 [ 155.316401] 0 [ 155.319133] (null) [ 155.348232] Node 0 [ 155.369990] Node 0 [ 155.386238] syz-executor.0 cpuset=/ mems_allowed=0-1 [ 155.398187] DMA: 109*4kB (UE) 6*8kB (UE) 4*16kB (U) 1*32kB (E) 1*64kB (E) 2*128kB (UE) 1*256kB (E) 2*512kB (UE) 2*1024kB (UE) 3*2048kB (UME) 0*4096kB = 10372kB [ 155.399671] 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 [ 155.418040] CPU: 1 PID: 9541 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 155.445336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 155.449293] warn_alloc_show_mem: 1 callbacks suppressed [ 155.449295] Mem-Info: [ 155.455138] Call Trace: [ 155.460518] active_anon:6556 inactive_anon:6070 isolated_anon:0 [ 155.460518] active_file:16 inactive_file:3 isolated_file:0 [ 155.460518] unevictable:0 dirty:1 writeback:0 unstable:0 [ 155.460518] slab_reclaimable:11403 slab_unreclaimable:110834 [ 155.460518] mapped:1856 shmem:6244 pagetables:468 bounce:0 [ 155.460518] free:13679 free_pcp:60 free_cma:0 [ 155.462879] dump_stack+0xf7/0x13b [ 155.465441] Node 0 active_anon:25700kB inactive_anon:24268kB active_file:16kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:7424kB dirty:0kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 155.498119] warn_alloc.cold.110+0xa2/0x1be [ 155.498126] ? zone_watermark_ok_safe+0x260/0x260 [ 155.498131] ? usleep_range+0x120/0x120 [ 155.498139] ? rcu_read_lock_sched_held+0x108/0x120 [ 155.498147] ? call_timer_fn+0x570/0x570 [ 155.501688] lowmem_reserve[]: [ 155.528988] __alloc_pages_slowpath+0x2052/0x2650 [ 155.529006] ? warn_alloc+0x100/0x100 [ 155.533316] Node 1 active_anon:524kB inactive_anon:12kB active_file:48kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:4kB writeback:0kB shmem:12kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 155.538125] ? get_page_from_freelist+0x26e/0x23b0 [ 155.538138] ? __might_sleep+0x93/0xb0 [ 155.538146] __alloc_pages_nodemask+0x60d/0x770 [ 155.542092] Node 0 [ 155.547087] ? __alloc_pages_slowpath+0x2650/0x2650 [ 155.547096] ? wait_for_completion+0x440/0x440 [ 155.547105] alloc_pages_current+0xd6/0x1b0 [ 155.551146] 0 [ 155.554225] ion_page_pool_alloc+0x102/0x180 [ 155.559057] 0 [ 155.562814] ion_system_heap_allocate+0x14e/0x930 [ 155.589017] DMA free:10372kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 155.593894] ? do_raw_spin_unlock+0x16a/0x250 [ 155.597771] lowmem_reserve[]: [ 155.602401] ? ion_system_heap_free+0x270/0x270 [ 155.604608] 0 [ 155.609606] ion_alloc+0x27f/0x770 [ 155.609616] ? ion_dma_buf_release+0x40/0x40 [ 155.609625] ? kasan_check_write+0x14/0x20 [ 155.614198] 2570 [ 155.618495] ion_ioctl+0xe2/0x1b6 [ 155.618501] ? ion_alloc.cold.15+0x32/0x32 [ 155.618512] do_vfs_ioctl+0x180/0xfb0 [ 155.621658] 0 [ 155.624682] ? __fget+0x1ad/0x2f0 [ 155.628112] 2570 [ 155.631286] ? ioctl_preallocate+0x1a0/0x1a0 [ 155.660297] 0 [ 155.661240] ? __fget+0x1ca/0x2f0 [ 155.664314] 0 [ 155.668967] ? security_file_ioctl+0x6a/0xa0 [ 155.668974] ? SyS_clock_settime+0x1a0/0x1a0 [ 155.668977] ? security_file_ioctl+0x6a/0xa0 [ 155.668985] SyS_ioctl+0x74/0x80 [ 155.668991] ? do_vfs_ioctl+0xfb0/0xfb0 [ 155.682912] do_syscall_64+0x1c7/0x5b0 [ 155.684966] Node 1 [ 155.688408] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 155.688420] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 155.688425] RIP: 0033:0x45c529 [ 155.688427] RSP: 002b:00007f45f655fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 155.688433] RAX: ffffffffffffffda RBX: 00007f45f65606d4 RCX: 000000000045c529 [ 155.688435] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 155.688438] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 155.688440] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 155.688443] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 155.708081] Node 0 [ 155.733794] 2570 [ 155.776244] DMA32: [ 155.782646] syz-executor.3: [ 155.785107] 800*4kB (UME) 299*8kB (UME) 97*16kB (ME) 328*32kB (UME) 220*64kB (U) 89*128kB (U) 15*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 46952kB [ 155.793380] page allocation failure: order:0 [ 155.824370] Normal free:86640kB min:53504kB low:66880kB high:80256kB active_anon:524kB inactive_anon:12kB active_file:40kB inactive_file:4kB unevictable:0kB writepending:152kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:352kB pagetables:84kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 155.857680] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 155.868725] 2570 [ 155.871529] lowmem_reserve[]: 0 0 0 0 0 [ 155.876602] Node 0 DMA32 free:47008kB min:36384kB low:45480kB high:54576kB active_anon:25700kB inactive_anon:24268kB active_file:116kB inactive_file:984kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6944kB pagetables:1788kB bounce:0kB free_pcp:800kB local_pcp:88kB free_cma:0kB [ 155.885546] Node 0 [ 155.906549] Node 0 [ 155.909239] syz-executor.3 cpuset= [ 155.911874] DMA: [ 155.916155] / mems_allowed=0-1 [ 155.922254] 109*4kB (UE) 6*8kB (UE) 4*16kB (U) 1*32kB (E) 1*64kB (E) 2*128kB (UE) 1*256kB (E) 2*512kB (UE) 2*1024kB (UE) 3*2048kB (UME) 0*4096kB = 10372kB [ 155.936793] CPU: 0 PID: 9855 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 155.944624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 155.954018] Call Trace: [ 155.956611] dump_stack+0xf7/0x13b [ 155.960340] warn_alloc.cold.110+0xa2/0x1be [ 155.964684] ? zone_watermark_ok_safe+0x260/0x260 [ 155.969538] ? usleep_range+0x120/0x120 [ 155.973512] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 155.976285] Normal: 0*4kB [ 155.978610] ? call_timer_fn+0x570/0x570 [ 155.978620] ? unreserve_highatomic_pageblock+0x315/0x450 [ 155.981451] 0*8kB [ 155.985498] __alloc_pages_slowpath+0x2052/0x2650 [ 155.998227] ? warn_alloc+0x100/0x100 [ 156.002028] ? get_page_from_freelist+0x26e/0x23b0 [ 156.006962] ? __might_sleep+0x93/0xb0 [ 156.010844] __alloc_pages_nodemask+0x60d/0x770 [ 156.015509] ? trace_hardirqs_off+0x10/0x10 [ 156.019836] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 156.024683] ? __alloc_pages_slowpath+0x2650/0x2650 [ 156.029703] ? wait_for_completion+0x440/0x440 [ 156.034284] alloc_pages_current+0xd6/0x1b0 [ 156.038601] ion_page_pool_alloc+0x102/0x180 [ 156.043009] ion_system_heap_allocate+0x14e/0x930 [ 156.047860] ? do_raw_spin_unlock+0x16a/0x250 [ 156.052362] ? ion_system_heap_free+0x270/0x270 [ 156.057042] ion_alloc+0x27f/0x770 [ 156.060586] ? ion_dma_buf_release+0x40/0x40 [ 156.064994] ? kasan_check_write+0x14/0x20 [ 156.068909] 0*16kB 0*32kB [ 156.069225] ion_ioctl+0xe2/0x1b6 [ 156.069229] 0*64kB [ 156.072051] ? ion_alloc.cold.15+0x32/0x32 [ 156.075481] 0*128kB [ 156.077709] do_vfs_ioctl+0x180/0xfb0 [ 156.077714] ? __fget+0x1ad/0x2f0 [ 156.077720] ? ioctl_preallocate+0x1a0/0x1a0 [ 156.077727] ? __fget+0x1ca/0x2f0 [ 156.077737] ? security_file_ioctl+0x6a/0xa0 [ 156.077744] ? SyS_clock_settime+0x1a0/0x1a0 [ 156.077747] ? security_file_ioctl+0x6a/0xa0 [ 156.077753] SyS_ioctl+0x74/0x80 [ 156.077758] ? do_vfs_ioctl+0xfb0/0xfb0 [ 156.077765] do_syscall_64+0x1c7/0x5b0 [ 156.077769] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 156.077781] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 156.077786] RIP: 0033:0x45c529 [ 156.077788] RSP: 002b:00007ff2bc79ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 156.077795] RAX: ffffffffffffffda RBX: 00007ff2bc79f6d4 RCX: 000000000045c529 [ 156.077798] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 156.077801] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 156.077804] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 156.077806] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 156.081573] Node 0 [ 156.086949] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 156.089109] DMA32: [ 156.092329] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 156.096643] lowmem_reserve[]: [ 156.115632] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 156.121671] 1807*4kB [ 156.135196] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 156.135803] (UME) [ 156.138945] syz-executor.1: [ 156.147077] 0 [ 156.158731] 0*256kB [ 156.161841] 580*8kB [ 156.171786] page allocation failure: order:4 [ 156.176236] (UE) [ 156.190847] 0*512kB [ 156.193573] 0 [ 156.197068] device bridge_slave_1 left promiscuous mode [ 156.201760] 0 [ 156.205520] bridge0: port 2(bridge_slave_1) entered disabled state [ 156.212046] 1277*16kB [ 156.221110] 0*1024kB [ 156.223079] 0 [ 156.229836] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 156.236251] 0 [ 156.240116] 0*2048kB [ 156.243459] 0*4096kB [ 156.256216] (UE) [ 156.262471] (null) [ 156.263238] 542*32kB [ 156.270611] = 0kB [ 156.276228] Node 0 [ 156.281598] syz-executor.1 cpuset= [ 156.283551] 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 [ 156.285777] device bridge_slave_0 left promiscuous mode [ 156.296208] (UME) [ 156.320319] / mems_allowed=0-1 [ 156.326219] lowmem_reserve[]: 0 0 0 0 0 [ 156.327196] Node 1 [ 156.330821] Node 1 [ 156.330824] Normal: 5510*4kB [ 156.333044] Normal free:67696kB min:53504kB low:66880kB high:80256kB active_anon:532kB inactive_anon:12kB active_file:20kB inactive_file:8kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:320kB pagetables:84kB bounce:0kB free_pcp:4kB local_pcp:0kB free_cma:0kB [ 156.335257] (U) [ 156.356210] lowmem_reserve[]: [ 156.367728] 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 49644kB [ 156.371423] CPU: 1 PID: 9856 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 156.386071] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 156.386207] 0 [ 156.395435] Call Trace: [ 156.395443] 0 [ 156.397236] dump_stack+0xf7/0x13b [ 156.397244] warn_alloc.cold.110+0xa2/0x1be [ 156.397251] ? zone_watermark_ok_safe+0x260/0x260 [ 156.397264] ? __alloc_pages_direct_compact+0xc2/0x330 [ 156.397272] __alloc_pages_slowpath+0x2052/0x2650 [ 156.397285] ? trace_hardirqs_off+0x10/0x10 [ 156.406213] Node 0 [ 156.410291] ? warn_alloc+0x100/0x100 [ 156.415105] Normal: [ 156.420360] ? get_page_from_freelist+0x9ee/0x23b0 [ 156.420373] ? __might_sleep+0x93/0xb0 [ 156.420380] __alloc_pages_nodemask+0x60d/0x770 [ 156.420386] ? trace_hardirqs_off+0x10/0x10 [ 156.420393] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 156.436201] 0 [ 156.437848] ? __alloc_pages_slowpath+0x2650/0x2650 [ 156.442751] 0 [ 156.446623] ? wait_for_completion+0x440/0x440 [ 156.446632] alloc_pages_current+0xd6/0x1b0 [ 156.446641] ion_page_pool_alloc+0x102/0x180 [ 156.446646] ion_system_heap_allocate+0x14e/0x930 [ 156.456786] 0*4kB [ 156.460426] ? do_raw_spin_unlock+0x16a/0x250 [ 156.462231] 0*8kB [ 156.467242] ? ion_system_heap_free+0x270/0x270 [ 156.467253] ion_alloc+0x27f/0x770 [ 156.467262] ? ion_dma_buf_release+0x40/0x40 [ 156.467271] ? kasan_check_write+0x14/0x20 [ 156.467278] ion_ioctl+0xe2/0x1b6 [ 156.476198] 0 [ 156.478021] ? ion_alloc.cold.15+0x32/0x32 [ 156.487233] do_vfs_ioctl+0x180/0xfb0 [ 156.487239] ? __fget+0x1ad/0x2f0 [ 156.487245] ? ioctl_preallocate+0x1a0/0x1a0 [ 156.487253] ? __fget+0x1ca/0x2f0 [ 156.487265] ? security_file_ioctl+0x6a/0xa0 [ 156.496194] 0*16kB [ 156.500653] ? SyS_clock_settime+0x1a0/0x1a0 [ 156.504164] 0*32kB [ 156.508547] ? security_file_ioctl+0x6a/0xa0 [ 156.508556] SyS_ioctl+0x74/0x80 [ 156.508562] ? do_vfs_ioctl+0xfb0/0xfb0 [ 156.508569] do_syscall_64+0x1c7/0x5b0 [ 156.508574] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 156.526204] Node 0 [ 156.529472] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 156.533878] DMA: [ 156.537309] RIP: 0033:0x45c529 [ 156.537312] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 156.537317] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 156.537320] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 156.537323] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 156.537326] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 156.537328] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 156.545231] bridge0: port 1(bridge_slave_0) entered disabled state [ 156.556228] 0*64kB [ 156.564943] 1263*8kB [ 156.576205] 0*128kB [ 156.583556] (U) [ 156.583942] 0*256kB [ 156.593608] 72*16kB [ 156.601450] 115*4kB [ 156.613273] (U) [ 156.626221] warn_alloc_show_mem: 3 callbacks suppressed [ 156.626223] Mem-Info: [ 156.633399] 1075*32kB [ 156.635411] active_anon:6566 inactive_anon:6070 isolated_anon:0 [ 156.635411] active_file:395 inactive_file:919 isolated_file:0 [ 156.635411] unevictable:0 dirty:0 writeback:0 unstable:0 [ 156.635411] slab_reclaimable:11388 slab_unreclaimable:112356 [ 156.635411] mapped:2808 shmem:6244 pagetables:473 bounce:0 [ 156.635411] free:29504 free_pcp:205 free_cma:0 [ 156.638158] device veth1_macvtap left promiscuous mode [ 156.640121] (UE) [ 156.642432] device veth0_macvtap left promiscuous mode [ 156.644363] 6*8kB [ 156.651045] (U) [ 156.656219] Node 0 active_anon:25732kB inactive_anon:24268kB active_file:1556kB inactive_file:3364kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:11100kB dirty:0kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 156.659331] device veth1_vlan left promiscuous mode [ 156.661261] Node 1 active_anon:532kB inactive_anon:12kB active_file:24kB inactive_file:312kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:12kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 156.663786] device veth0_vlan left promiscuous mode [ 156.706194] (UE) [ 156.715667] 0*64kB [ 156.741693] 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 156.741709] Node 1 Normal: 5434*4kB (UM) 1271*8kB (U) 75*16kB (U) 1080*32kB (UM) 5*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 67984kB [ 156.741751] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 156.741755] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 156.741759] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 156.741762] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 156.741765] 7583 total pagecache pages [ 156.741773] 0 pages in swap cache [ 156.741777] Swap cache stats: add 0, delete 0, find 0/0 [ 156.741779] Free swap = 0kB [ 156.741782] Total swap = 0kB [ 156.741786] 1965979 pages RAM [ 156.741789] 0 pages HighMem/MovableOnly [ 156.741791] 335857 pages reserved [ 156.741793] 0 pages cma reserved [ 156.816220] 4*16kB [ 156.871024] Node 0 DMA free:10536kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 156.916586] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 156.921653] Node 0 DMA32 free:36352kB min:36384kB low:45480kB high:54576kB active_anon:25732kB inactive_anon:24268kB active_file:1556kB inactive_file:3364kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6912kB pagetables:1808kB bounce:0kB free_pcp:1132kB local_pcp:736kB free_cma:0kB [ 156.951333] (U) 1*32kB (E) 1*64kB (E) 2*128kB (UE) 1*256kB (E) 2*512kB (UE) 2*1024kB (UE) 3*2048kB (UME) 0*4096kB = 10396kB [ 156.953421] 0*128kB [ 156.967410] Node 0 DMA32: 1410*4kB (UME) 201*8kB (UE) 743*16kB (UE) 542*32kB (UE) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 36480kB [ 156.997231] 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 67696kB [ 157.003857] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 157.006204] lowmem_reserve[]: 0 0 0 0 0 [ 157.026251] 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 [ 157.046659] 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 [ 157.051444] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 157.086884] Node 1 Normal: 5434*4kB (UM) 623*8kB (U) 145*16kB (U) 1093*32kB (UM) 9*64kB (UM) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 64720kB [ 157.116193] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 157.125093] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 157.134041] lowmem_reserve[]: 0 0 0 0 0 [ 157.146321] Node 1 Normal free:63688kB min:53504kB low:66880kB high:80256kB active_anon:532kB inactive_anon:12kB active_file:44kB inactive_file:320kB unevictable:0kB writepending:36kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:320kB pagetables:88kB bounce:0kB free_pcp:136kB local_pcp:128kB free_cma:0kB [ 157.155669] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 157.186325] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 157.195161] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 157.216299] lowmem_reserve[]: 0 0 0 0 0 [ 157.226445] 7598 total pagecache pages [ 157.229672] device hsr_slave_1 left promiscuous mode [ 157.230355] 0 pages in swap cache [ 157.235508] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 157.239344] Node 0 DMA: 116*4kB (UE) 12*8kB (UE) 7*16kB (U) 1*32kB (E) 1*64kB (E) 2*128kB (UE) 1*256kB (E) 2*512kB (UE) 2*1024kB (UE) 3*2048kB (UME) 0*4096kB = 10496kB [ 157.239405] Node 0 DMA32: 1521*4kB (UME) 186*8kB (ME) 709*16kB (UME) 543*32kB (UE) 1*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 36356kB [ 157.239446] 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 [ 157.239477] Node 1 Normal: 5434*4kB (UM) 477*8kB (U) 148*16kB (U) 1093*32kB (UM) 9*64kB (UM) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 63600kB [ 157.239529] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 157.239532] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 157.239534] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 157.239538] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 157.239540] 7598 total pagecache pages [ 157.239549] 0 pages in swap cache [ 157.239552] Swap cache stats: add 0, delete 0, find 0/0 [ 157.239555] Free swap = 0kB [ 157.239558] Total swap = 0kB [ 157.239562] 1965979 pages RAM [ 157.239565] 0 pages HighMem/MovableOnly [ 157.239567] 335857 pages reserved [ 157.239570] 0 pages cma reserved [ 157.240049] Swap cache stats: add 0, delete 0, find 0/0 [ 157.280089] device hsr_slave_0 left promiscuous mode [ 157.356183] Free swap = 0kB [ 157.361779] 7598 total pagecache pages [ 157.363884] Total swap = 0kB [ 157.377858] 0 pages in swap cache [ 157.396453] 1965979 pages RAM [ 157.398976] Swap cache stats: add 0, delete 0, find 0/0 [ 157.399548] 0 pages HighMem/MovableOnly [ 157.404912] Free swap = 0kB [ 157.426188] 335857 pages reserved [ 157.429668] 0 pages cma reserved [ 157.430364] Total swap = 0kB [ 157.436064] 1965979 pages RAM [ 157.439526] 0 pages HighMem/MovableOnly [ 157.443508] 335857 pages reserved [ 157.451982] 0 pages cma reserved [ 157.455381] Out of memory: Kill process 6445 (syz-execprog) score 1 or sacrifice child [ 157.463937] Killed process 9387 (syz-executor.4) total-vm:39756kB, anon-rss:68kB, file-rss:0kB, shmem-rss:0kB [ 157.480043] team0 (unregistering): Port device team_slave_1 removed [ 157.502754] team0 (unregistering): Port device team_slave_0 removed [ 157.524301] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 157.541923] bond0 (unregistering): Releasing backup interface bond_slave_0 2020/09/03 14:28:01 executed programs: 40 [ 157.635073] bond0 (unregistering): Released all slaves [ 157.671623] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 157.679595] team0: Port device team_slave_1 added [ 157.692921] device hsr_slave_0 entered promiscuous mode [ 157.699615] device hsr_slave_1 entered promiscuous mode [ 157.726286] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 157.739672] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 157.750526] 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. [ 157.820612] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 157.839440] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 157.855730] 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. [ 157.915265] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 157.952785] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 157.982139] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 157.993050] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 158.097280] device hsr_slave_0 entered promiscuous mode [ 158.119441] device hsr_slave_1 entered promiscuous mode [ 158.170454] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 158.192352] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 158.411991] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 158.561661] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 158.600345] 8021q: adding VLAN 0 to HW filter on device bond0 [ 158.610152] syz-executor.0: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 158.628203] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 158.650121] syz-executor.0: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 158.656154] syz-executor.0 cpuset=/ mems_allowed=0-1 [ 158.673170] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 158.687439] CPU: 0 PID: 9890 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 158.692229] syz-executor.0 cpuset= [ 158.695426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 158.695430] Call Trace: [ 158.695445] dump_stack+0xf7/0x13b [ 158.695454] warn_alloc.cold.110+0xa2/0x1be [ 158.713158] / [ 158.714422] ? zone_watermark_ok_safe+0x260/0x260 [ 158.725258] ? __alloc_pages_direct_compact+0xc2/0x330 [ 158.730542] __alloc_pages_slowpath+0x2052/0x2650 [ 158.730727] mems_allowed=0-1 [ 158.735385] ? trace_hardirqs_off+0x10/0x10 [ 158.735395] ? warn_alloc+0x100/0x100 [ 158.746618] ? get_page_from_freelist+0x9ee/0x23b0 [ 158.751552] ? __might_sleep+0x93/0xb0 [ 158.755435] __alloc_pages_nodemask+0x60d/0x770 [ 158.760100] ? __alloc_pages_slowpath+0x2650/0x2650 [ 158.765114] ? wait_for_completion+0x440/0x440 [ 158.769696] alloc_pages_current+0xd6/0x1b0 [ 158.774013] ion_page_pool_alloc+0x102/0x180 [ 158.778432] ion_system_heap_allocate+0x14e/0x930 [ 158.783481] ? ion_system_heap_free+0x270/0x270 [ 158.788159] ion_alloc+0x216/0x770 [ 158.791702] ? ion_dma_buf_release+0x40/0x40 [ 158.796109] ? kasan_check_write+0x14/0x20 [ 158.800341] ion_ioctl+0xe2/0x1b6 [ 158.803878] ? ion_alloc.cold.15+0x32/0x32 [ 158.808116] do_vfs_ioctl+0x180/0xfb0 [ 158.811920] ? __fget+0x1ad/0x2f0 [ 158.815376] ? ioctl_preallocate+0x1a0/0x1a0 [ 158.819777] ? __fget+0x1ca/0x2f0 [ 158.823226] ? security_file_ioctl+0x6a/0xa0 [ 158.827638] ? SyS_clock_settime+0x1a0/0x1a0 [ 158.832054] ? security_file_ioctl+0x6a/0xa0 [ 158.836465] SyS_ioctl+0x74/0x80 [ 158.839840] ? do_vfs_ioctl+0xfb0/0xfb0 [ 158.843836] do_syscall_64+0x1c7/0x5b0 [ 158.847746] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 158.852598] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 158.857787] RIP: 0033:0x45c529 [ 158.860994] RSP: 002b:00007f45f6580c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 158.869583] RAX: ffffffffffffffda RBX: 00007f45f65816d4 RCX: 000000000045c529 [ 158.876847] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 158.884295] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 158.891773] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 158.899069] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 158.913024] CPU: 1 PID: 9899 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 158.920868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 158.930246] Call Trace: [ 158.932837] dump_stack+0xf7/0x13b [ 158.936373] warn_alloc.cold.110+0xa2/0x1be [ 158.940694] ? zone_watermark_ok_safe+0x260/0x260 [ 158.945727] ? __alloc_pages_direct_compact+0xc2/0x330 [ 158.951008] __alloc_pages_slowpath+0x2052/0x2650 [ 158.955861] ? trace_hardirqs_off+0x10/0x10 [ 158.960183] ? warn_alloc+0x100/0x100 [ 158.963982] ? get_page_from_freelist+0x9ee/0x23b0 [ 158.968931] ? __might_sleep+0x93/0xb0 [ 158.972823] __alloc_pages_nodemask+0x60d/0x770 [ 158.977490] ? trace_hardirqs_off+0x10/0x10 [ 158.981812] ? __alloc_pages_slowpath+0x2650/0x2650 [ 158.986849] ? wait_for_completion+0x440/0x440 [ 158.991452] alloc_pages_current+0xd6/0x1b0 [ 158.995797] ion_page_pool_alloc+0x102/0x180 [ 159.000220] ion_system_heap_allocate+0x14e/0x930 [ 159.005135] ? ion_system_heap_free+0x270/0x270 [ 159.009812] ion_alloc+0x216/0x770 [ 159.013500] ? ion_dma_buf_release+0x40/0x40 [ 159.017934] ? kasan_check_write+0x14/0x20 [ 159.022187] ion_ioctl+0xe2/0x1b6 [ 159.025651] ? ion_alloc.cold.15+0x32/0x32 [ 159.029894] do_vfs_ioctl+0x180/0xfb0 [ 159.033695] ? __fget+0x1ad/0x2f0 [ 159.037139] ? ioctl_preallocate+0x1a0/0x1a0 [ 159.041546] ? __fget+0x1ca/0x2f0 [ 159.044997] ? security_file_ioctl+0x6a/0xa0 [ 159.049397] ? SyS_clock_settime+0x1a0/0x1a0 [ 159.053810] ? security_file_ioctl+0x6a/0xa0 [ 159.058223] SyS_ioctl+0x74/0x80 [ 159.061589] ? do_vfs_ioctl+0xfb0/0xfb0 [ 159.065557] do_syscall_64+0x1c7/0x5b0 [ 159.070172] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 159.075024] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 159.080208] RIP: 0033:0x45c529 [ 159.083402] RSP: 002b:00007f45f655fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 159.091103] RAX: ffffffffffffffda RBX: 00007f45f65606d4 RCX: 000000000045c529 [ 159.098361] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 159.105606] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 159.112950] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 159.120196] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 159.138063] rs:main Q:Reg invoked oom-killer: gfp_mask=0x1c200ca(GFP_HIGHUSER_MOVABLE|__GFP_WRITE), nodemask=(null), order=0, oom_score_adj=0 [ 159.155044] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 159.173074] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 159.187379] rs:main Q:Reg cpuset=/ mems_allowed=0-1 [ 159.215859] CPU: 1 PID: 5991 Comm: rs:main Q:Reg Not tainted 4.14.196-syzkaller #0 [ 159.221374] warn_alloc_show_mem: 1 callbacks suppressed [ 159.221377] Mem-Info: [ 159.223591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 159.229068] active_anon:6556 inactive_anon:6070 isolated_anon:0 [ 159.229068] active_file:28 inactive_file:0 isolated_file:0 [ 159.229068] unevictable:0 dirty:8 writeback:0 unstable:0 [ 159.229068] slab_reclaimable:11377 slab_unreclaimable:113103 [ 159.229068] mapped:1981 shmem:6244 pagetables:459 bounce:0 [ 159.229068] free:13626 free_pcp:60 free_cma:0 [ 159.231408] Call Trace: [ 159.240970] Node 0 active_anon:25692kB inactive_anon:24272kB active_file:104kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:7924kB dirty:24kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 159.273759] dump_stack+0xf7/0x13b [ 159.273779] dump_header+0x160/0x63f [ 159.273791] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 159.273800] ? ___ratelimit+0x243/0x519 [ 159.273810] ? do_raw_spin_unlock+0x16a/0x250 [ 159.273825] oom_kill_process.cold.24+0xb/0xa1a [ 159.273836] ? out_of_memory+0x7f9/0x1030 [ 159.276455] Node 1 active_anon:532kB inactive_anon:8kB active_file:8kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:8kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 159.303849] ? lock_downgrade+0x7f0/0x7f0 [ 159.303861] out_of_memory+0x2b0/0x1030 [ 159.303871] ? oom_killer_disable+0x1a0/0x1a0 [ 159.303879] ? __alloc_pages_slowpath+0xb69/0x2650 [ 159.303885] __alloc_pages_slowpath+0x1ef3/0x2650 [ 159.303900] ? warn_alloc+0x100/0x100 [ 159.307599] Node 0 [ 159.311156] ? get_page_from_freelist+0x135/0x23b0 [ 159.316267] DMA free:10388kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 159.320190] ? __might_sleep+0x93/0xb0 [ 159.324737] lowmem_reserve[]: [ 159.329384] __alloc_pages_nodemask+0x60d/0x770 [ 159.329393] ? __alloc_pages_slowpath+0x2650/0x2650 [ 159.329402] ? find_get_entry+0xd7/0x5a0 [ 159.333670] 0 [ 159.359420] ? lock_downgrade+0x7f0/0x7f0 [ 159.359428] ? radix_tree_lookup_slot+0x55/0x90 [ 159.359436] alloc_pages_current+0xd6/0x1b0 [ 159.359444] __page_cache_alloc+0x1da/0x330 [ 159.359451] pagecache_get_page+0x12a/0x7c0 [ 159.359459] grab_cache_page_write_begin+0x55/0x90 [ 159.359465] ? rcu_read_lock_sched_held+0x108/0x120 [ 159.359474] ext4_da_write_begin+0x243/0xd30 [ 159.364033] 2570 [ 159.367588] ? ext4_write_begin+0x10e0/0x10e0 [ 159.367596] ? balance_dirty_pages_ratelimited+0x751/0x14e0 [ 159.367604] generic_perform_write+0x271/0x450 [ 159.367609] ? __mark_inode_dirty+0x58f/0xe80 [ 159.367618] ? page_endio+0x430/0x430 [ 159.372102] 2570 [ 159.377153] ? file_update_time+0x22d/0x360 [ 159.377159] ? current_time+0xa0/0xa0 [ 159.377166] ? lock_acquire+0x173/0x400 [ 159.377171] ? ext4_file_write_iter+0x1db/0xe40 [ 159.377180] __generic_file_write_iter+0x201/0x580 [ 159.377188] ext4_file_write_iter+0x27a/0xe40 [ 159.377193] ? find_held_lock+0x36/0x1d0 [ 159.377200] ? ext4_file_mmap+0x260/0x260 [ 159.382176] 2570 [ 159.385861] ? trace_hardirqs_on+0x10/0x10 [ 159.388137] 2570 [ 159.393016] ? trace_hardirqs_off+0x10/0x10 [ 159.422491] __vfs_write+0x413/0x840 [ 159.425582] Node 0 [ 159.430236] ? trace_hardirqs_off+0x10/0x10 [ 159.430243] ? kernel_read+0x130/0x130 [ 159.430247] ? __lock_is_held+0xb5/0x140 [ 159.430262] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 159.430267] ? __sb_start_write+0x1f3/0x2a0 [ 159.430273] vfs_write+0x150/0x4f0 [ 159.430280] SyS_write+0x100/0x250 [ 159.430287] ? SyS_read+0x250/0x250 [ 159.435296] DMA32 free:17940kB min:36384kB low:45480kB high:54576kB active_anon:25692kB inactive_anon:24272kB active_file:440kB inactive_file:504kB unevictable:0kB writepending:24kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6944kB pagetables:1784kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 159.439349] ? do_syscall_64+0x4c/0x5b0 [ 159.439356] ? SyS_read+0x250/0x250 [ 159.439361] do_syscall_64+0x1c7/0x5b0 [ 159.439366] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 159.439377] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 159.441152] lowmem_reserve[]: [ 159.445278] RIP: 0033:0x7efcfdfc51cd [ 159.449944] 0 [ 159.454223] RSP: 002b:00007efcfb580590 EFLAGS: 00000293 [ 159.458547] 0 [ 159.462824] ORIG_RAX: 0000000000000001 [ 159.467749] 0 [ 159.472726] RAX: ffffffffffffffda RBX: 00007efcf0023780 RCX: 00007efcfdfc51cd [ 159.477160] 0 [ 159.479177] RDX: 0000000000000ef4 RSI: 00007efcf0023780 RDI: 0000000000000006 [ 159.483664] 0 [ 159.489368] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 159.489371] R10: 0000000000000000 R11: 0000000000000293 R12: 00007efcf0023500 [ 159.489373] R13: 00007efcfb5805b0 R14: 0000557e3ab5c360 R15: 0000000000000ef4 [ 159.557398] syz-executor.3: [ 159.562126] Node 0 [ 159.562480] page allocation failure: order:0 [ 159.566393] 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 [ 159.566395] lowmem_reserve[]: 0 0 0 0 0 [ 159.566409] Node 1 Normal free:26176kB min:53504kB low:66880kB high:80256kB active_anon:532kB inactive_anon:8kB active_file:8kB inactive_file:20kB unevictable:0kB writepending:8kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:256kB pagetables:52kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 159.566420] lowmem_reserve[]: 0 0 0 0 0 [ 159.566435] Node 0 DMA: 91*4kB (UE) 13*8kB (UE) 9*16kB (U) 2*32kB (UE) 2*64kB (UE) [ 159.597243] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 159.619193] syz-executor.1: [ 159.678343] (null) [ 159.690851] 1*128kB [ 159.744175] 8021q: adding VLAN 0 to HW filter on device bond0 [ 159.776676] page allocation failure: order:0 [ 159.796538] syz-executor.3 cpuset= [ 159.804123] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 159.825620] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 159.838347] CPU: 0 PID: 9856 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 159.846181] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 159.855534] Call Trace: [ 159.856096] / mems_allowed=0-1 [ 159.858115] dump_stack+0xf7/0x13b [ 159.858124] warn_alloc.cold.110+0xa2/0x1be [ 159.869142] ? zone_watermark_ok_safe+0x260/0x260 [ 159.873964] ? usleep_range+0x120/0x120 [ 159.877939] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 159.883044] ? call_timer_fn+0x570/0x570 [ 159.887114] ? unreserve_highatomic_pageblock+0x315/0x450 [ 159.892667] __alloc_pages_slowpath+0x2052/0x2650 [ 159.897536] ? warn_alloc+0x100/0x100 [ 159.901490] ? get_page_from_freelist+0x26e/0x23b0 [ 159.906430] ? __might_sleep+0x93/0xb0 [ 159.910306] __alloc_pages_nodemask+0x60d/0x770 [ 159.914962] ? __alloc_pages_slowpath+0x2650/0x2650 [ 159.919973] ? wait_for_completion+0x440/0x440 [ 159.924559] alloc_pages_current+0xd6/0x1b0 [ 159.928885] ion_page_pool_alloc+0x102/0x180 [ 159.933287] ion_system_heap_allocate+0x14e/0x930 [ 159.938133] ? do_raw_spin_unlock+0x16a/0x250 [ 159.942618] ? ion_system_heap_free+0x270/0x270 [ 159.947285] ion_alloc+0x27f/0x770 [ 159.948303] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 159.950819] ? ion_dma_buf_release+0x40/0x40 [ 159.961248] ? kasan_check_write+0x14/0x20 [ 159.965468] ion_ioctl+0xe2/0x1b6 [ 159.968908] ? ion_alloc.cold.15+0x32/0x32 [ 159.973142] do_vfs_ioctl+0x180/0xfb0 [ 159.976411] 8021q: adding VLAN 0 to HW filter on device team0 [ 159.976940] ? __fget+0x1ad/0x2f0 [ 159.985031] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 159.986248] ? ioctl_preallocate+0x1a0/0x1a0 [ 159.986258] ? __fget+0x1ca/0x2f0 [ 159.986268] ? security_file_ioctl+0x6a/0xa0 [ 159.986276] ? SyS_clock_settime+0x1a0/0x1a0 [ 159.986279] ? security_file_ioctl+0x6a/0xa0 [ 159.986285] SyS_ioctl+0x74/0x80 [ 159.986290] ? do_vfs_ioctl+0xfb0/0xfb0 [ 159.986296] do_syscall_64+0x1c7/0x5b0 [ 159.986301] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 159.986312] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 160.018673] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 160.020804] RIP: 0033:0x45c529 [ 160.024743] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 160.029501] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 160.029507] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 160.029509] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 160.029512] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 160.029514] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 160.029517] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 160.068117] (E) [ 160.073175] CPU: 1 PID: 9853 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 160.095802] 1*256kB [ 160.096829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 160.096833] Call Trace: [ 160.096847] dump_stack+0xf7/0x13b [ 160.096857] warn_alloc.cold.110+0xa2/0x1be [ 160.096864] ? zone_watermark_ok_safe+0x260/0x260 [ 160.096870] ? usleep_range+0x120/0x120 [ 160.106156] (E) [ 160.107123] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 160.126098] 2*512kB [ 160.126856] ? call_timer_fn+0x570/0x570 [ 160.135436] (UE) [ 160.135635] ? unreserve_highatomic_pageblock+0x315/0x450 [ 160.137646] 2*1024kB [ 160.142672] __alloc_pages_slowpath+0x2052/0x2650 [ 160.142689] ? warn_alloc+0x100/0x100 [ 160.145000] (UE) [ 160.149024] ? get_page_from_freelist+0x26e/0x23b0 [ 160.149037] ? __might_sleep+0x93/0xb0 [ 160.149045] __alloc_pages_nodemask+0x60d/0x770 [ 160.149053] ? __alloc_pages_slowpath+0x2650/0x2650 [ 160.149064] ? wait_for_completion+0x440/0x440 [ 160.149074] alloc_pages_current+0xd6/0x1b0 [ 160.155574] 3*2048kB [ 160.156636] ion_page_pool_alloc+0x102/0x180 [ 160.156642] ion_system_heap_allocate+0x14e/0x930 [ 160.156648] ? do_raw_spin_unlock+0x16a/0x250 [ 160.156655] ? ion_system_heap_free+0x270/0x270 [ 160.156667] ion_alloc+0x27f/0x770 [ 160.156676] ? ion_dma_buf_release+0x40/0x40 [ 160.156687] ? kasan_check_write+0x14/0x20 [ 160.156694] ion_ioctl+0xe2/0x1b6 [ 160.156699] ? ion_alloc.cold.15+0x32/0x32 [ 160.161950] (UME) [ 160.163933] do_vfs_ioctl+0x180/0xfb0 [ 160.163941] ? __fget+0x1ad/0x2f0 [ 160.168678] 0*4096kB [ 160.169791] ? ioctl_preallocate+0x1a0/0x1a0 [ 160.169801] ? __fget+0x1ca/0x2f0 [ 160.169812] ? security_file_ioctl+0x6a/0xa0 [ 160.174751] = 10404kB [ 160.178580] ? SyS_clock_settime+0x1a0/0x1a0 [ 160.178585] ? security_file_ioctl+0x6a/0xa0 [ 160.178593] SyS_ioctl+0x74/0x80 [ 160.178598] ? do_vfs_ioctl+0xfb0/0xfb0 [ 160.178604] do_syscall_64+0x1c7/0x5b0 [ 160.178609] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 160.178620] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 160.178625] RIP: 0033:0x45c529 [ 160.178628] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 160.178634] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 160.178638] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 160.187724] Node 0 [ 160.188279] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 160.193786] DMA32: [ 160.198053] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 160.198056] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 160.286627] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 160.422857] 611*4kB (UME) 225*8kB (UME) 98*16kB (UME) 26*32kB (UME) 216*64kB (UM) 77*128kB (U) 57*256kB (UM) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 45428kB [ 160.452442] warn_alloc_show_mem: 1 callbacks suppressed [ 160.452445] Mem-Info: [ 160.470237] 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 [ 160.488705] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 160.502040] active_anon:6556 inactive_anon:6070 isolated_anon:0 [ 160.502040] active_file:25 inactive_file:1151 isolated_file:0 [ 160.502040] unevictable:0 dirty:0 writeback:0 unstable:0 [ 160.502040] slab_reclaimable:11377 slab_unreclaimable:114698 [ 160.502040] mapped:2895 shmem:6244 pagetables:459 bounce:0 [ 160.502040] free:52532 free_pcp:432 free_cma:0 [ 160.517232] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 160.546846] Node 1 Normal: 2*4kB (U) 2*8kB (UM) 3*16kB (UM) 574*32kB (U) 1700*64kB (UM) 5*128kB (U) 17*256kB (U) 44*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 154760kB [ 160.578713] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 160.599781] 8021q: adding VLAN 0 to HW filter on device team0 [ 160.602137] Node 0 active_anon:25692kB inactive_anon:24272kB active_file:92kB inactive_file:4596kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:11580kB dirty:0kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 160.619445] Mem-Info: [ 160.633786] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 160.644192] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 160.656101] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 160.676285] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 160.679973] active_anon:6556 inactive_anon:6070 isolated_anon:0 [ 160.679973] active_file:25 inactive_file:1151 isolated_file:0 [ 160.679973] unevictable:0 dirty:0 writeback:0 unstable:0 [ 160.679973] slab_reclaimable:11377 slab_unreclaimable:114800 [ 160.679973] mapped:2895 shmem:6244 pagetables:459 bounce:0 [ 160.679973] free:72179 free_pcp:397 free_cma:0 [ 160.685781] bridge0: port 1(bridge_slave_0) entered blocking state [ 160.724948] bridge0: port 1(bridge_slave_0) entered forwarding state [ 160.755385] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 160.789297] 7650 total pagecache pages [ 160.802471] Node 0 active_anon:25692kB inactive_anon:24272kB active_file:92kB inactive_file:6196kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:12380kB dirty:0kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 160.806070] 0 pages in swap cache [ 160.845947] Node 1 active_anon:532kB inactive_anon:8kB active_file:8kB inactive_file:8kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 160.911708] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 160.918857] Node 1 active_anon:532kB inactive_anon:8kB active_file:8kB inactive_file:8kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 160.918861] Node 0 DMA free:10596kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 160.918872] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 160.918889] Node 0 DMA32 free:45416kB min:36384kB low:45480kB high:54576kB active_anon:25692kB inactive_anon:24272kB active_file:92kB inactive_file:6196kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6944kB pagetables:1784kB bounce:0kB free_pcp:984kB local_pcp:776kB free_cma:0kB [ 160.949496] Swap cache stats: add 0, delete 0, find 0/0 [ 160.974143] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 160.989428] Node 0 [ 161.026294] Free swap = 0kB [ 161.031549] Total swap = 0kB [ 161.035016] 1965979 pages RAM [ 161.038317] DMA free:10548kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 161.066144] 0 pages HighMem/MovableOnly [ 161.070123] 335857 pages reserved [ 161.073575] 0 pages cma reserved [ 161.086213] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 161.091286] Node 0 DMA32 free:44900kB min:36384kB low:45480kB high:54576kB active_anon:25692kB inactive_anon:24272kB active_file:92kB inactive_file:6208kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6944kB pagetables:1784kB bounce:0kB free_pcp:868kB local_pcp:212kB free_cma:0kB [ 161.126158] lowmem_reserve[]: 0 0 0 0 0 [ 161.130171] 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 [ 161.156071] lowmem_reserve[]: 0 [ 161.157289] lowmem_reserve[]: 0 0 0 0 0 [ 161.170681] 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 [ 161.172735] 0 [ 161.196258] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 161.205293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 161.226887] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 161.229499] lowmem_reserve[]: 0 0 0 0 0 [ 161.234480] bridge0: port 2(bridge_slave_1) entered blocking state [ 161.244600] bridge0: port 2(bridge_slave_1) entered forwarding state [ 161.260009] 0 0 0 [ 161.262209] Node 1 Normal free:34208kB min:53504kB low:66880kB high:80256kB active_anon:532kB inactive_anon:8kB active_file:8kB inactive_file:8kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:256kB pagetables:52kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 161.269875] Node 1 [ 161.294129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 161.308546] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 161.319404] bridge0: port 1(bridge_slave_0) entered blocking state [ 161.323986] Normal free:26784kB min:53504kB low:66880kB high:80256kB active_anon:532kB inactive_anon:8kB active_file:8kB inactive_file:8kB 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 [ 161.325756] bridge0: port 1(bridge_slave_0) entered forwarding state [ 161.363029] lowmem_reserve[]: 0 0 0 0 0 [ 161.367195] Node 0 DMA: 2*4kB (UE) 20*8kB (UE) 15*16kB (U) 7*32kB (UE) 3*64kB (UE) 1*128kB (E) 1*256kB (E) 2*512kB (UE) 2*1024kB (UE) 3*2048kB (UME) 0*4096kB = 10424kB [ 161.389339] Node 0 DMA32: 1013*4kB (UME) 422*8kB (UME) 129*16kB (UME) 46*32kB (UME) 15*64kB (UME) 2*128kB (ME) 1*256kB (E) 3*512kB (UE) 3*1024kB (UM) 3*2048kB (U) 0*4096kB = 23188kB [ 161.390799] lowmem_reserve[]: [ 161.410299] Node 0 [ 161.411506] 0 [ 161.413454] Normal: [ 161.415697] 0 [ 161.422309] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 161.434727] syz-executor.1: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 161.440382] 0*4kB 0*8kB [ 161.451094] 0 [ 161.451210] 0*16kB [ 161.453787] 0 [ 161.455707] 0*32kB [ 161.457992] 0 [ 161.457999] Node 0 DMA: 2*4kB (UE) 20*8kB (UE) 15*16kB (U) 7*32kB (UE) 3*64kB (UE) 1*128kB (E) 1*256kB (E) 2*512kB (UE) 2*1024kB (UE) 3*2048kB (UME) 0*4096kB = 10424kB [ 161.458064] Node 0 DMA32: 1004*4kB (UME) 442*8kB (UME) 135*16kB (UME) 54*32kB (UME) 14*64kB (ME) 5*128kB (UME) 2*256kB (UE) 2*512kB (UE) 2*1024kB (UM) 1*2048kB (U) 0*4096kB = 18608kB [ 161.458129] 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 [ 161.458167] Node 1 Normal: 2*4kB (U) 2*8kB (UM) 4*16kB (UM) 2*32kB (U) 2*64kB (UM) 1*128kB (U) 1*256kB (U) 51*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 26776kB [ 161.458228] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 161.458233] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 161.458242] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 161.458246] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 161.458250] 6298 total pagecache pages [ 161.458260] 0 pages in swap cache [ 161.458264] Swap cache stats: add 0, delete 0, find 0/0 [ 161.458267] Free swap = 0kB [ 161.458270] Total swap = 0kB [ 161.458274] 1965979 pages RAM [ 161.458276] 0 pages HighMem/MovableOnly [ 161.458278] 335857 pages reserved [ 161.458280] 0 pages cma reserved [ 161.458286] Out of memory: Kill process 9889 (syz-executor.0) score 999 or sacrifice child [ 161.458306] Killed process 9890 (syz-executor.0) total-vm:40148kB, anon-rss:128kB, file-rss:0kB, shmem-rss:0kB [ 161.458390] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 161.458406] CPU: 1 PID: 9854 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 161.458409] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 161.458412] Call Trace: [ 161.458424] dump_stack+0xf7/0x13b [ 161.458436] warn_alloc.cold.110+0xa2/0x1be [ 161.458443] ? zone_watermark_ok_safe+0x260/0x260 [ 161.458461] ? __alloc_pages_direct_compact+0xc2/0x330 [ 161.458469] __alloc_pages_slowpath+0x2052/0x2650 [ 161.458483] ? trace_hardirqs_off+0x10/0x10 [ 161.458493] ? warn_alloc+0x100/0x100 [ 161.458500] ? get_page_from_freelist+0x9ee/0x23b0 [ 161.458514] ? __might_sleep+0x93/0xb0 [ 161.458522] __alloc_pages_nodemask+0x60d/0x770 [ 161.458526] ? trace_hardirqs_off+0x10/0x10 [ 161.458531] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 161.458539] ? __alloc_pages_slowpath+0x2650/0x2650 [ 161.458548] ? wait_for_completion+0x440/0x440 [ 161.458557] alloc_pages_current+0xd6/0x1b0 [ 161.458565] ion_page_pool_alloc+0x102/0x180 [ 161.458571] ion_system_heap_allocate+0x14e/0x930 [ 161.458576] ? do_raw_spin_unlock+0x16a/0x250 [ 161.458592] ? ion_system_heap_free+0x270/0x270 [ 161.458604] ion_alloc+0x27f/0x770 [ 161.458615] ? ion_dma_buf_release+0x40/0x40 [ 161.458625] ? kasan_check_write+0x14/0x20 [ 161.458633] ion_ioctl+0xe2/0x1b6 [ 161.458638] ? ion_alloc.cold.15+0x32/0x32 [ 161.458651] do_vfs_ioctl+0x180/0xfb0 [ 161.458657] ? __fget+0x1ad/0x2f0 [ 161.458664] ? ioctl_preallocate+0x1a0/0x1a0 [ 161.458673] ? __fget+0x1ca/0x2f0 [ 161.458684] ? security_file_ioctl+0x6a/0xa0 [ 161.458691] ? SyS_clock_settime+0x1a0/0x1a0 [ 161.458695] ? security_file_ioctl+0x6a/0xa0 [ 161.458702] SyS_ioctl+0x74/0x80 [ 161.458711] ? do_vfs_ioctl+0xfb0/0xfb0 [ 161.458718] do_syscall_64+0x1c7/0x5b0 [ 161.458723] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 161.458732] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 161.458737] RIP: 0033:0x45c529 [ 161.458740] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 161.458746] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 161.458749] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 161.458752] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 161.458755] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 161.458758] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 161.458770] warn_alloc_show_mem: 1 callbacks suppressed [ 161.458771] Mem-Info: [ 161.468955] 0*64kB [ 161.564775] active_anon:6556 inactive_anon:6070 isolated_anon:0 [ 161.564775] active_file:2 inactive_file:8 isolated_file:0 [ 161.564775] unevictable:0 dirty:0 writeback:0 unstable:0 [ 161.564775] slab_reclaimable:11377 slab_unreclaimable:114786 [ 161.564775] mapped:2018 shmem:6244 pagetables:459 bounce:0 [ 161.564775] free:13752 free_pcp:235 free_cma:0 [ 161.606163] oom_reaper: reaped process 9890 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 161.832748] syz-executor.0: [ 161.846046] 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 161.916648] Node 1 Normal: 10*4kB (U) 2*8kB (UM) 4*16kB (UM) 2*32kB (U) 2*64kB (UM) 1*128kB (U) 1*256kB (U) 51*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 26808kB [ 161.943317] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 161.943996] Node 0 active_anon:25692kB inactive_anon:24272kB active_file:100kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8072kB dirty:0kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 161.957087] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 162.001363] page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 162.024049] Node 1 active_anon:532kB inactive_anon:8kB active_file:8kB inactive_file:8kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 162.028111] syz-executor.0 cpuset= [ 162.052654] syz-executor.0: [ 162.054071] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 162.073093] / [ 162.073102] page allocation failure: order:0 [ 162.073105] mems_allowed=0-1 [ 162.073221] CPU: 0 PID: 9899 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 162.075066] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 162.079269] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 162.079272] Call Trace: [ 162.079284] dump_stack+0xf7/0x13b [ 162.079292] warn_alloc.cold.110+0xa2/0x1be [ 162.079299] ? zone_watermark_ok_safe+0x260/0x260 [ 162.079304] ? usleep_range+0x120/0x120 [ 162.079316] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 162.079325] ? call_timer_fn+0x570/0x570 [ 162.079335] ? unreserve_highatomic_pageblock+0x315/0x450 [ 162.079347] __alloc_pages_slowpath+0x2052/0x2650 [ 162.079364] ? warn_alloc+0x100/0x100 [ 162.079378] ? get_page_from_freelist+0x26e/0x23b0 [ 162.079390] ? __might_sleep+0x93/0xb0 [ 162.079397] __alloc_pages_nodemask+0x60d/0x770 [ 162.079404] ? __alloc_pages_slowpath+0x2650/0x2650 [ 162.079413] ? wait_for_completion+0x440/0x440 [ 162.079418] ? __list_del_entry_valid+0xb6/0xf3 [ 162.079433] alloc_pages_current+0xd6/0x1b0 [ 162.079442] ion_page_pool_alloc+0x102/0x180 [ 162.079447] ion_system_heap_allocate+0x14e/0x930 [ 162.079456] ? ion_system_heap_free+0x270/0x270 [ 162.079472] ion_alloc+0x216/0x770 [ 162.079482] ? ion_dma_buf_release+0x40/0x40 [ 162.079492] ? kasan_check_write+0x14/0x20 [ 162.079500] ion_ioctl+0xe2/0x1b6 [ 162.099246] (null) [ 162.106856] ? ion_alloc.cold.15+0x32/0x32 [ 162.106869] do_vfs_ioctl+0x180/0xfb0 [ 162.106875] ? __fget+0x1ad/0x2f0 [ 162.106894] ? ioctl_preallocate+0x1a0/0x1a0 [ 162.106903] ? __fget+0x1ca/0x2f0 [ 162.106915] ? security_file_ioctl+0x6a/0xa0 [ 162.106922] ? SyS_clock_settime+0x1a0/0x1a0 [ 162.106931] ? security_file_ioctl+0x6a/0xa0 [ 162.124825] syz-executor.0 cpuset= [ 162.126173] SyS_ioctl+0x74/0x80 [ 162.126181] ? do_vfs_ioctl+0xfb0/0xfb0 [ 162.126188] do_syscall_64+0x1c7/0x5b0 [ 162.126193] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 162.126208] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 162.126214] RIP: 0033:0x45c529 [ 162.126217] RSP: 002b:00007f45f655fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 162.126223] RAX: ffffffffffffffda RBX: 00007f45f65606d4 RCX: 000000000045c529 [ 162.126235] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 162.135896] / [ 162.140909] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 162.160279] mems_allowed=0-1 [ 162.162966] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 162.183214] Node 0 [ 162.185898] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 162.231424] DMA free:10396kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 162.236843] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 162.260497] CPU: 1 PID: 9890 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 162.260502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 162.260505] Call Trace: [ 162.260519] dump_stack+0xf7/0x13b [ 162.268811] 6272 total pagecache pages [ 162.270538] warn_alloc.cold.110+0xa2/0x1be [ 162.273704] 0 pages in swap cache [ 162.281416] ? zone_watermark_ok_safe+0x260/0x260 [ 162.281422] ? usleep_range+0x120/0x120 [ 162.281428] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 162.281436] ? call_timer_fn+0x570/0x570 [ 162.281443] ? unreserve_highatomic_pageblock+0x315/0x450 [ 162.281454] __alloc_pages_slowpath+0x2052/0x2650 [ 162.288806] Swap cache stats: add 0, delete 0, find 0/0 [ 162.296053] ? warn_alloc+0x100/0x100 [ 162.296060] ? get_page_from_freelist+0x26e/0x23b0 [ 162.297753] Free swap = 0kB [ 162.305007] ? __might_sleep+0x93/0xb0 [ 162.308098] Total swap = 0kB [ 162.315336] __alloc_pages_nodemask+0x60d/0x770 [ 162.317565] 1965979 pages RAM [ 162.324813] ? __alloc_pages_slowpath+0x2650/0x2650 [ 162.350313] 0 pages HighMem/MovableOnly [ 162.359407] ? wait_for_completion+0x440/0x440 [ 162.359418] alloc_pages_current+0xd6/0x1b0 [ 162.359427] ion_page_pool_alloc+0x102/0x180 [ 162.367208] 335857 pages reserved [ 162.376533] ion_system_heap_allocate+0x14e/0x930 [ 162.376542] ? ion_system_heap_free+0x270/0x270 [ 162.376553] ion_alloc+0x216/0x770 [ 162.379135] 0 pages cma reserved [ 162.382655] ? ion_dma_buf_release+0x40/0x40 [ 162.500456] ? kasan_check_write+0x14/0x20 [ 162.504688] ion_ioctl+0xe2/0x1b6 [ 162.508134] ? ion_alloc.cold.15+0x32/0x32 [ 162.512377] do_vfs_ioctl+0x180/0xfb0 [ 162.516192] ? __fget+0x1ad/0x2f0 [ 162.519644] ? ioctl_preallocate+0x1a0/0x1a0 [ 162.524051] ? __fget+0x1ca/0x2f0 [ 162.527504] ? security_file_ioctl+0x6a/0xa0 [ 162.531903] ? SyS_clock_settime+0x1a0/0x1a0 [ 162.536302] ? security_file_ioctl+0x6a/0xa0 [ 162.540706] SyS_ioctl+0x74/0x80 [ 162.544063] ? do_vfs_ioctl+0xfb0/0xfb0 [ 162.548029] do_syscall_64+0x1c7/0x5b0 [ 162.551908] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 162.556747] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 162.561925] RIP: 0033:0x45c529 [ 162.565148] RSP: 002b:00007f45f6580c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 162.572856] RAX: ffffffffffffffda RBX: 00007f45f65816d4 RCX: 000000000045c529 [ 162.580122] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 162.587389] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 162.594660] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 162.601928] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 162.627059] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 162.632129] Node 0 DMA32 free:18032kB min:36384kB low:45480kB high:54576kB active_anon:25620kB inactive_anon:24272kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6880kB pagetables:1752kB bounce:0kB free_pcp:208kB local_pcp:168kB free_cma:0kB [ 162.661273] lowmem_reserve[]: 0 0 0 0 0 [ 162.665752] 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 [ 162.670470] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 162.746132] lowmem_reserve[]: 0 0 0 0 0 [ 162.750163] Node 1 Normal free:85160kB min:53504kB low:66880kB high:80256kB active_anon:520kB inactive_anon:8kB active_file:8kB inactive_file:7608kB unevictable:0kB writepending:148kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:256kB pagetables:52kB bounce:0kB free_pcp:1284kB local_pcp:620kB free_cma:0kB 2020/09/03 14:28:06 result: hanged=false err=executor 4: EOF 2020/09/03 14:28:06 executed programs: 41 [ 162.819910] warn_alloc_show_mem: 1 callbacks suppressed [ 162.819914] Mem-Info: [ 162.828355] active_anon:6535 inactive_anon:6070 isolated_anon:0 [ 162.828355] active_file:39 inactive_file:1964 isolated_file:0 [ 162.828355] unevictable:0 dirty:25 writeback:0 unstable:0 [ 162.828355] slab_reclaimable:11377 slab_unreclaimable:115537 [ 162.828355] mapped:3441 shmem:6244 pagetables:451 bounce:0 [ 162.828355] free:50073 free_pcp:660 free_cma:0 [ 162.856005] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 162.896476] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 162.898030] lowmem_reserve[]: 0 0 0 0 0 [ 162.910398] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 162.953437] Node 0 DMA: 16*4kB (UE) 17*8kB (UE) 15*16kB (U) 7*32kB (UE) 3*64kB (UE) 1*128kB (E) 1*256kB (E) 2*512kB (UE) 2*1024kB (UE) 3*2048kB (UME) 0*4096kB = 10456kB [ 162.979315] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 162.991320] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 163.001715] Node 0 active_anon:25620kB inactive_anon:24272kB active_file:148kB inactive_file:2648kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:9564kB dirty:0kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 163.004294] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 163.042542] Node 0 DMA32: 8692*4kB (UE) 1825*8kB (UE) 2424*16kB (UME) 1133*32kB (UME) 744*64kB (UME) 89*128kB (UME) 33*256kB (UME) 7*512kB (UME) 2*1024kB (UM) 1*2048kB (U) 0*4096kB = 199544kB [ 163.060711] 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 [ 163.089418] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 163.113561] Node 1 active_anon:524kB inactive_anon:8kB active_file:16kB inactive_file:7768kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6040kB dirty:180kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 163.125982] Node 1 [ 163.140405] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 163.144241] Node 0 DMA free:11996kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 163.151141] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 163.179170] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 163.195983] Normal: 12639*4kB (UM) 3563*8kB (UM) 1440*16kB (UM) 324*32kB (UM) 58*64kB (UM) 4*128kB (U) 1*256kB (U) 36*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 135380kB [ 163.211831] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 163.229678] Node 0 DMA32 free:264960kB min:36384kB low:45480kB high:54576kB active_anon:25684kB inactive_anon:24272kB active_file:212kB inactive_file:2796kB unevictable:0kB writepending:52kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6912kB pagetables:1788kB bounce:0kB free_pcp:1564kB local_pcp:828kB free_cma:0kB [ 163.236532] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 163.276017] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 163.284626] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 163.320086] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 163.340178] 8955 total pagecache pages [ 163.344097] 0 pages in swap cache [ 163.356691] lowmem_reserve[]: 0 0 0 0 0 [ 163.358197] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 163.360736] Node 0 [ 163.389754] Swap cache stats: add 0, delete 0, find 0/0 [ 163.406271] 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 [ 163.412986] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 163.441794] Free swap = 0kB [ 163.444821] Total swap = 0kB [ 163.465975] 1965979 pages RAM [ 163.469105] 0 pages HighMem/MovableOnly [ 163.473067] 335857 pages reserved [ 163.495975] lowmem_reserve[]: 0 0 0 0 0 [ 163.499986] Node 1 Normal free:344352kB min:53504kB low:66880kB high:80256kB active_anon:524kB inactive_anon:8kB active_file:16kB inactive_file:7768kB unevictable:0kB writepending:180kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:256kB pagetables:52kB bounce:0kB free_pcp:1340kB local_pcp:720kB free_cma:0kB [ 163.500019] 0 pages cma reserved [ 163.536304] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 163.536327] lowmem_reserve[]: 0 0 0 0 0 [ 163.544869] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 163.548512] Node 0 DMA: 277*4kB (UE) 79*8kB (UE) 16*16kB (U) 7*32kB (UE) 4*64kB (UE) 1*128kB (E) 1*256kB (E) 2*512kB (UE) 2*1024kB (UE) 3*2048kB (UME) 0*4096kB = 12076kB [ 163.574930] Node 0 DMA32: 19298*4kB (UE) 6754*8kB (UE) 4827*16kB (UME) 1511*32kB (UME) 1304*64kB (UME) 163*128kB (UME) 47*256kB (UME) 13*512kB (UME) 2*1024kB (UM) 1*2048kB (U) 0*4096kB = 383912kB [ 163.596410] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 163.599940] 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 [ 163.603944] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 163.614315] Node 1 Normal: [ 163.625492] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 163.634871] 21732*4kB (UM) 6471*8kB (UM) 3937*16kB (UM) 2577*32kB (UM) 711*64kB (UM) 57*128kB (U) 6*256kB (U) 39*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 358456kB [ 163.656204] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 163.665063] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 163.666763] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 163.673881] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 163.706026] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 163.736126] 8955 total pagecache pages [ 163.756003] 0 pages in swap cache [ 163.759482] Swap cache stats: add 0, delete 0, find 0/0 [ 163.764838] Free swap = 0kB [ 163.768096] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 163.776118] Total swap = 0kB [ 163.779325] 1965979 pages RAM [ 163.795981] 0 pages HighMem/MovableOnly [ 163.799998] 335857 pages reserved [ 163.803441] 0 pages cma reserved [ 163.826464] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 163.832870] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 163.850043] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 163.894838] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 164.256647] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 164.263712] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 164.277080] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 164.305612] bridge0: port 2(bridge_slave_1) entered blocking state [ 164.312244] bridge0: port 2(bridge_slave_1) entered forwarding state [ 164.352604] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 164.369472] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 164.393668] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 164.423988] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 164.437000] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 164.444615] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 164.486574] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 164.496703] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 164.516533] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 164.536916] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 164.553023] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 164.570162] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 164.582763] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 164.594071] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 164.621812] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 164.633582] syz-executor.0: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 164.649643] syz-executor.3: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 164.649695] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 164.661619] syz-executor.0 cpuset= [ 164.668747] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 164.677881] / mems_allowed=0-1 [ 164.681136] CPU: 1 PID: 9997 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 164.688923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.698298] Call Trace: [ 164.699467] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 164.700878] dump_stack+0xf7/0x13b [ 164.700887] warn_alloc.cold.110+0xa2/0x1be [ 164.700895] ? zone_watermark_ok_safe+0x260/0x260 [ 164.719109] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 164.720915] ? __lock_is_held+0xb5/0x140 [ 164.720931] ? __alloc_pages_direct_compact+0x28d/0x330 [ 164.737674] __alloc_pages_slowpath+0x2052/0x2650 [ 164.742527] ? trace_hardirqs_off+0x10/0x10 [ 164.746860] ? warn_alloc+0x100/0x100 [ 164.750658] ? get_page_from_freelist+0x9ee/0x23b0 [ 164.755588] ? __might_sleep+0x93/0xb0 [ 164.759471] __alloc_pages_nodemask+0x60d/0x770 [ 164.764135] ? __alloc_pages_slowpath+0x2650/0x2650 [ 164.769152] ? wait_for_completion+0x440/0x440 [ 164.773735] alloc_pages_current+0xd6/0x1b0 [ 164.778053] ion_page_pool_alloc+0x102/0x180 [ 164.782457] ion_system_heap_allocate+0x14e/0x930 [ 164.787300] ? ion_system_heap_free+0x270/0x270 [ 164.791970] ion_alloc+0x216/0x770 [ 164.795507] ? ion_dma_buf_release+0x40/0x40 [ 164.799910] ? kasan_check_write+0x14/0x20 [ 164.804140] ion_ioctl+0xe2/0x1b6 [ 164.807586] ? ion_alloc.cold.15+0x32/0x32 [ 164.811820] do_vfs_ioctl+0x180/0xfb0 [ 164.815614] ? __fget+0x1ad/0x2f0 [ 164.819063] ? ioctl_preallocate+0x1a0/0x1a0 [ 164.823473] ? __fget+0x1ca/0x2f0 [ 164.826932] ? security_file_ioctl+0x6a/0xa0 [ 164.831336] ? SyS_clock_settime+0x1a0/0x1a0 [ 164.835744] ? security_file_ioctl+0x6a/0xa0 [ 164.840165] SyS_ioctl+0x74/0x80 [ 164.843544] ? do_vfs_ioctl+0xfb0/0xfb0 [ 164.847519] do_syscall_64+0x1c7/0x5b0 [ 164.851401] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 164.856244] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 164.861428] RIP: 0033:0x45c529 [ 164.864608] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 164.872313] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 164.879579] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 164.886852] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 164.894119] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 164.901384] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 164.910513] CPU: 1 PID: 9890 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 164.918337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.927692] Call Trace: [ 164.930288] dump_stack+0xf7/0x13b [ 164.933832] warn_alloc.cold.110+0xa2/0x1be [ 164.938158] ? zone_watermark_ok_safe+0x260/0x260 [ 164.943008] ? __alloc_pages_direct_compact+0xc2/0x330 [ 164.948280] __alloc_pages_slowpath+0x2052/0x2650 [ 164.953129] ? trace_hardirqs_off+0x10/0x10 [ 164.957453] ? warn_alloc+0x100/0x100 [ 164.961250] ? get_page_from_freelist+0x9ee/0x23b0 [ 164.966180] ? __might_sleep+0x93/0xb0 [ 164.970063] __alloc_pages_nodemask+0x60d/0x770 [ 164.974729] ? __alloc_pages_slowpath+0x2650/0x2650 [ 164.979744] ? wait_for_completion+0x440/0x440 [ 164.984329] alloc_pages_current+0xd6/0x1b0 [ 164.988655] ion_page_pool_alloc+0x102/0x180 [ 164.993057] ion_system_heap_allocate+0x14e/0x930 [ 164.997896] ? do_raw_spin_unlock+0x16a/0x250 [ 165.002389] ? ion_system_heap_free+0x270/0x270 [ 165.007060] ion_alloc+0x27f/0x770 [ 165.010600] ? ion_dma_buf_release+0x40/0x40 [ 165.015012] ? kasan_check_write+0x14/0x20 [ 165.019242] ion_ioctl+0xe2/0x1b6 [ 165.022691] ? ion_alloc.cold.15+0x32/0x32 [ 165.026927] do_vfs_ioctl+0x180/0xfb0 [ 165.030725] ? __fget+0x1ad/0x2f0 [ 165.034177] ? ioctl_preallocate+0x1a0/0x1a0 [ 165.038579] ? __fget+0x1ca/0x2f0 [ 165.042042] ? security_file_ioctl+0x6a/0xa0 [ 165.046597] ? SyS_clock_settime+0x1a0/0x1a0 [ 165.051021] ? security_file_ioctl+0x6a/0xa0 [ 165.055439] SyS_ioctl+0x74/0x80 [ 165.058804] ? do_vfs_ioctl+0xfb0/0xfb0 [ 165.062774] do_syscall_64+0x1c7/0x5b0 [ 165.066658] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 165.071501] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 165.076688] RIP: 0033:0x45c529 [ 165.079865] RSP: 002b:00007f45f6580c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 165.087565] RAX: ffffffffffffffda RBX: 00007f45f65816d4 RCX: 000000000045c529 [ 165.094827] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 165.102094] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 165.109361] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 165.116627] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 165.125028] syz-executor.0: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 165.138371] syz-executor.0 cpuset=/ mems_allowed=0-1 [ 165.143539] CPU: 1 PID: 9899 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 165.151331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.160688] Call Trace: [ 165.163284] dump_stack+0xf7/0x13b [ 165.166832] warn_alloc.cold.110+0xa2/0x1be [ 165.171159] ? zone_watermark_ok_safe+0x260/0x260 [ 165.176025] ? __alloc_pages_direct_compact+0xc2/0x330 [ 165.181316] __alloc_pages_slowpath+0x2052/0x2650 [ 165.182455] bond0 (unregistering): Released all slaves [ 165.186158] ? trace_hardirqs_off+0x10/0x10 [ 165.186169] ? warn_alloc+0x100/0x100 [ 165.186176] ? get_page_from_freelist+0x9ee/0x23b0 [ 165.186188] ? __might_sleep+0x93/0xb0 [ 165.186195] __alloc_pages_nodemask+0x60d/0x770 [ 165.213051] ? __alloc_pages_slowpath+0x2650/0x2650 [ 165.218225] ? wait_for_completion+0x440/0x440 [ 165.222814] alloc_pages_current+0xd6/0x1b0 [ 165.227134] ion_page_pool_alloc+0x102/0x180 [ 165.231545] ion_system_heap_allocate+0x14e/0x930 [ 165.236383] ? do_raw_spin_unlock+0x16a/0x250 [ 165.240879] ? ion_system_heap_free+0x270/0x270 [ 165.245551] ion_alloc+0x27f/0x770 [ 165.249092] ? ion_dma_buf_release+0x40/0x40 [ 165.253501] ? kasan_check_write+0x14/0x20 [ 165.257736] ion_ioctl+0xe2/0x1b6 [ 165.261182] ? ion_alloc.cold.15+0x32/0x32 [ 165.265416] do_vfs_ioctl+0x180/0xfb0 [ 165.269213] ? __fget+0x1ad/0x2f0 [ 165.272674] ? ioctl_preallocate+0x1a0/0x1a0 [ 165.277090] ? __fget+0x1ca/0x2f0 [ 165.280544] ? security_file_ioctl+0x6a/0xa0 [ 165.284946] ? SyS_clock_settime+0x1a0/0x1a0 [ 165.289348] ? security_file_ioctl+0x6a/0xa0 [ 165.293753] SyS_ioctl+0x74/0x80 [ 165.297119] ? do_vfs_ioctl+0xfb0/0xfb0 [ 165.301089] do_syscall_64+0x1c7/0x5b0 [ 165.304964] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 165.309812] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 165.313038] Mem-Info: [ 165.314990] RIP: 0033:0x45c529 [ 165.314993] RSP: 002b:00007f45f655fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 165.315000] RAX: ffffffffffffffda RBX: 00007f45f65606d4 RCX: 000000000045c529 [ 165.315004] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 165.317463] active_anon:6581 inactive_anon:6070 isolated_anon:0 [ 165.317463] active_file:1516 inactive_file:1791 isolated_file:0 [ 165.317463] unevictable:0 dirty:26 writeback:0 unstable:0 [ 165.317463] slab_reclaimable:11375 slab_unreclaimable:114899 [ 165.317463] mapped:4214 shmem:6244 pagetables:470 bounce:0 [ 165.317463] free:13933 free_pcp:4 free_cma:0 [ 165.320596] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 165.320599] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 165.320602] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 165.360689] syz-execprog invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask= [ 165.441946] Node 0 active_anon:25804kB inactive_anon:24276kB active_file:264kB inactive_file:248kB unevictable:0kB isolated(anon):0kB isolated(file):88kB mapped:8756kB dirty:76kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 165.462209] (null), order=0, oom_score_adj=0 [ 165.487595] Node 1 active_anon:520kB inactive_anon:4kB active_file:40kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:28kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 165.488297] syz-execprog cpuset=/ mems_allowed=0-1 [ 165.518867] CPU: 1 PID: 6447 Comm: syz-execprog Not tainted 4.14.196-syzkaller #0 [ 165.521741] Node 0 [ 165.526479] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.526483] Call Trace: [ 165.526497] dump_stack+0xf7/0x13b [ 165.526505] dump_header+0x160/0x63f [ 165.526512] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 165.526526] ? ___ratelimit+0x243/0x519 [ 165.526531] ? do_raw_spin_unlock+0x16a/0x250 [ 165.526538] oom_kill_process.cold.24+0xb/0xa1a [ 165.526542] ? out_of_memory+0x7f9/0x1030 [ 165.526548] ? lock_downgrade+0x7f0/0x7f0 [ 165.526557] out_of_memory+0x2b0/0x1030 [ 165.526566] ? oom_killer_disable+0x1a0/0x1a0 [ 165.528800] DMA free:10384kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 165.538132] ? __alloc_pages_slowpath+0xb69/0x2650 [ 165.538139] __alloc_pages_slowpath+0x1ef3/0x2650 [ 165.538155] ? warn_alloc+0x100/0x100 [ 165.538162] ? get_page_from_freelist+0x26e/0x23b0 [ 165.540717] lowmem_reserve[]: [ 165.544256] ? __might_sleep+0x93/0xb0 [ 165.547962] 0 [ 165.553042] __alloc_pages_nodemask+0x60d/0x770 [ 165.557016] 2570 [ 165.561496] ? __alloc_pages_slowpath+0x2650/0x2650 [ 165.566148] 2570 [ 165.570346] ? lock_downgrade+0x7f0/0x7f0 [ 165.574464] 2570 2570 [ 165.578515] alloc_pages_current+0xd6/0x1b0 [ 165.578524] __page_cache_alloc+0x1da/0x330 [ 165.608474] filemap_fault+0xbc5/0x1ae0 [ 165.608486] ? __lock_page_or_retry+0x820/0x820 [ 165.608495] ? lock_acquire+0x173/0x400 [ 165.613401] Node 0 [ 165.618220] ? ext4_filemap_fault+0x75/0xb0 [ 165.618232] ext4_filemap_fault+0x7d/0xb0 [ 165.618239] __do_fault+0xf3/0x340 [ 165.618245] __handle_mm_fault+0x2191/0x37d0 [ 165.622114] DMA32 free:18180kB min:36384kB low:45480kB high:54576kB active_anon:25804kB inactive_anon:24276kB active_file:484kB inactive_file:248kB unevictable:0kB writepending:76kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6944kB pagetables:1828kB bounce:0kB free_pcp:532kB local_pcp:40kB free_cma:0kB [ 165.627015] ? ep_eventpoll_release+0x50/0x50 [ 165.627022] ? copy_page_range+0x1d10/0x1d10 [ 165.627027] ? find_held_lock+0x36/0x1d0 [ 165.627044] handle_mm_fault+0x234/0x6e0 [ 165.630113] lowmem_reserve[]: [ 165.633989] ? find_vma+0xe2/0x150 [ 165.635762] 0 [ 165.640430] __do_page_fault+0x44d/0xb00 [ 165.640436] ? SyS_read+0x1c5/0x250 [ 165.640445] ? vmalloc_fault+0xc90/0xc90 [ 165.642480] 0 [ 165.647474] ? entry_SYSCALL_64_after_hwframe+0x56/0xbb [ 165.647479] ? page_fault+0x2f/0x50 [ 165.647485] do_page_fault+0x64/0x3fb [ 165.647490] ? page_fault+0x2f/0x50 [ 165.647495] page_fault+0x45/0x50 [ 165.647500] RIP: 0033:0x464010 [ 165.649536] 0 [ 165.653658] RSP: 002b:000000c0000417f0 EFLAGS: 00010246 [ 165.656153] 0 [ 165.664751] 0 [ 165.668702] RAX: 0000000000000000 RBX: 00000000000003e1 RCX: 0000000000464010 [ 165.668705] RDX: 0000000000000080 RSI: 000000c000041840 RDI: 0000000000000003 [ 165.668708] RBP: 000000c000041e40 R08: 0000000000000000 R09: 0000000000000000 [ 165.668710] R10: 00000000000003e1 R11: 0000000000000246 R12: 0000000000000003 [ 165.668713] R13: 000000c000000900 R14: 000000c000080ba0 R15: 0000000000000000 [ 165.758669] Mem-Info: [ 165.766971] active_anon:6581 inactive_anon:6070 isolated_anon:0 [ 165.766971] active_file:14 inactive_file:27 isolated_file:22 [ 165.766971] unevictable:0 dirty:26 writeback:0 unstable:0 [ 165.766971] slab_reclaimable:11375 slab_unreclaimable:114407 [ 165.766971] mapped:2064 shmem:6244 pagetables:470 bounce:0 [ 165.766971] free:13736 free_pcp:0 free_cma:0 [ 165.770670] Node 0 [ 165.773903] Node 0 active_anon:25804kB inactive_anon:24276kB active_file:16kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):88kB mapped:8256kB dirty:76kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 165.778308] 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 [ 165.785252] Node 1 active_anon:520kB inactive_anon:4kB active_file:40kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:28kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 165.806082] lowmem_reserve[]: [ 165.834932] Node 0 [ 165.855832] 0 [ 165.875776] DMA free:10384kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 165.945832] 0 [ 165.985712] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 165.998593] Node 0 DMA32 free:17728kB min:36384kB low:45480kB high:54576kB active_anon:25804kB inactive_anon:24276kB active_file:484kB inactive_file:248kB unevictable:0kB writepending:76kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6944kB pagetables:1828kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 166.025825] 0 0 0 [ 166.029648] Node 1 Normal free:26724kB min:53504kB low:66880kB high:80256kB active_anon:520kB inactive_anon:4kB active_file:204kB inactive_file:88kB unevictable:0kB writepending:28kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:52kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 166.030420] lowmem_reserve[]: 0 0 0 0 0 [ 166.065109] 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 [ 166.085853] lowmem_reserve[]: 0 0 0 0 0 [ 166.094338] Node 0 DMA: 252*4kB (UE) 86*8kB (UE) 15*16kB (U) 8*32kB (UE) 2*64kB (UE) 1*128kB (E) 1*256kB (E) 1*512kB (E) 1*1024kB (E) 3*2048kB (UME) 0*4096kB = 10384kB [ 166.110613] Node 0 DMA32: 820*4kB (UME) 315*8kB (ME) 100*16kB (ME) 288*32kB (UME) 9*64kB (UM) 5*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 17832kB [ 166.117573] syz-executor.0: [ 166.126186] syz-executor.1: [ 166.126331] Node 0 [ 166.129214] page allocation failure: order:0 [ 166.132208] Normal: 0*4kB [ 166.134424] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 166.138852] 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 166.138876] Node 1 Normal: 23*4kB (UM) 0*8kB [ 166.145860] lowmem_reserve[]: [ 166.149398] 2*16kB (UM) 734*32kB (U) 17*64kB (U) 8*128kB (U) 2*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 26748kB [ 166.177037] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 166.180182] page allocation failure: order:0 [ 166.185987] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 166.203439] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 166.203701] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 166.214921] 0 [ 166.215863] CPU: 0 PID: 9854 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 166.231597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.234633] (null) [ 166.240937] Call Trace: [ 166.240953] dump_stack+0xf7/0x13b [ 166.240962] warn_alloc.cold.110+0xa2/0x1be [ 166.240969] ? zone_watermark_ok_safe+0x260/0x260 [ 166.240973] ? usleep_range+0x120/0x120 [ 166.240980] ? get_page_from_freelist+0x26e/0x23b0 [ 166.240988] ? call_timer_fn+0x570/0x570 [ 166.241002] __alloc_pages_slowpath+0x2052/0x2650 [ 166.241020] ? warn_alloc+0x100/0x100 [ 166.255699] 0 [ 166.258390] ? get_page_from_freelist+0x26e/0x23b0 [ 166.258403] ? __might_sleep+0x93/0xb0 [ 166.258410] __alloc_pages_nodemask+0x60d/0x770 [ 166.258419] ? retint_kernel+0x2d/0x2d [ 166.258424] ? __alloc_pages_slowpath+0x2650/0x2650 [ 166.258433] ? wait_for_completion+0x440/0x440 [ 166.258438] ? policy_node+0xaf/0x100 [ 166.258445] alloc_pages_current+0xd6/0x1b0 [ 166.262402] 0 [ 166.267323] ion_page_pool_alloc+0x102/0x180 [ 166.267329] ion_system_heap_allocate+0x14e/0x930 [ 166.267334] ? do_raw_spin_unlock+0x16a/0x250 [ 166.267341] ? ion_system_heap_free+0x270/0x270 [ 166.267352] ion_alloc+0x27f/0x770 [ 166.267361] ? ion_dma_buf_release+0x40/0x40 [ 166.267371] ? kasan_check_write+0x14/0x20 [ 166.267379] ion_ioctl+0xe2/0x1b6 [ 166.267385] ? ion_alloc.cold.15+0x32/0x32 [ 166.267397] do_vfs_ioctl+0x180/0xfb0 [ 166.267403] ? __fget+0x1ad/0x2f0 [ 166.267410] ? ioctl_preallocate+0x1a0/0x1a0 [ 166.267419] ? __fget+0x1ca/0x2f0 [ 166.267430] ? security_file_ioctl+0x6a/0xa0 [ 166.267437] ? SyS_clock_settime+0x1a0/0x1a0 [ 166.267441] ? security_file_ioctl+0x6a/0xa0 [ 166.283656] syz-executor.0 cpuset= [ 166.286868] SyS_ioctl+0x74/0x80 [ 166.286874] ? do_vfs_ioctl+0xfb0/0xfb0 [ 166.286881] do_syscall_64+0x1c7/0x5b0 [ 166.286886] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 166.286896] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 166.286901] RIP: 0033:0x45c529 [ 166.286904] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 166.286911] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 166.286914] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 166.286917] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 166.286919] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 166.286921] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 166.295867] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 166.311824] 0 [ 166.338604] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 166.353301] / [ 166.375817] 6272 total pagecache pages [ 166.389739] 0 [ 166.405924] 0 pages in swap cache [ 166.422911] mems_allowed=0-1 [ 166.458713] warn_alloc_show_mem: 2 callbacks suppressed [ 166.458716] Mem-Info: [ 166.495834] Swap cache stats: add 0, delete 0, find 0/0 [ 166.509883] Free swap = 0kB [ 166.511363] CPU: 1 PID: 9899 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 166.512934] Total swap = 0kB [ 166.520806] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.520810] Call Trace: [ 166.520826] dump_stack+0xf7/0x13b [ 166.520835] warn_alloc.cold.110+0xa2/0x1be [ 166.520841] ? zone_watermark_ok_safe+0x260/0x260 [ 166.520846] ? usleep_range+0x120/0x120 [ 166.520853] ? rcu_read_lock_sched_held+0x108/0x120 [ 166.520862] ? call_timer_fn+0x570/0x570 [ 166.520875] __alloc_pages_slowpath+0x2052/0x2650 [ 166.520891] ? warn_alloc+0x100/0x100 [ 166.520899] ? get_page_from_freelist+0x26e/0x23b0 [ 166.535825] active_anon:6585 inactive_anon:6070 isolated_anon:0 [ 166.535825] active_file:14 inactive_file:14 isolated_file:0 [ 166.535825] unevictable:0 dirty:0 writeback:0 unstable:0 [ 166.535825] slab_reclaimable:11375 slab_unreclaimable:114390 [ 166.535825] mapped:2035 shmem:6244 pagetables:470 bounce:0 [ 166.535825] free:13710 free_pcp:0 free_cma:0 [ 166.536780] ? __might_sleep+0x93/0xb0 [ 166.540294] Node 0 active_anon:25808kB inactive_anon:24276kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8140kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 166.544593] __alloc_pages_nodemask+0x60d/0x770 [ 166.549444] 1965979 pages RAM [ 166.553386] ? __alloc_pages_slowpath+0x2650/0x2650 [ 166.565808] Node 1 active_anon:532kB inactive_anon:4kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 166.567242] ? wait_for_completion+0x440/0x440 [ 166.571009] Node 0 [ 166.575927] alloc_pages_current+0xd6/0x1b0 [ 166.575937] ion_page_pool_alloc+0x102/0x180 [ 166.575942] ion_system_heap_allocate+0x14e/0x930 [ 166.575953] ? do_raw_spin_unlock+0x16a/0x250 [ 166.615811] 0 pages HighMem/MovableOnly [ 166.640105] ? ion_system_heap_free+0x270/0x270 [ 166.640117] ion_alloc+0x27f/0x770 [ 166.640128] ? ion_dma_buf_release+0x40/0x40 [ 166.675804] 335857 pages reserved [ 166.678727] ? kasan_check_write+0x14/0x20 [ 166.683287] 0 pages cma reserved [ 166.685536] ion_ioctl+0xe2/0x1b6 [ 166.695804] DMA free:10384kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 166.699045] ? ion_alloc.cold.15+0x32/0x32 [ 166.703507] lowmem_reserve[]: [ 166.707480] do_vfs_ioctl+0x180/0xfb0 [ 166.707486] ? __fget+0x1ad/0x2f0 [ 166.707493] ? ioctl_preallocate+0x1a0/0x1a0 [ 166.707501] ? __fget+0x1ca/0x2f0 [ 166.735801] 0 [ 166.759984] ? security_file_ioctl+0x6a/0xa0 [ 166.759992] ? SyS_clock_settime+0x1a0/0x1a0 [ 166.759997] ? security_file_ioctl+0x6a/0xa0 [ 166.785793] 2570 [ 166.788509] SyS_ioctl+0x74/0x80 [ 166.792900] 2570 [ 166.797285] ? do_vfs_ioctl+0xfb0/0xfb0 [ 166.797292] do_syscall_64+0x1c7/0x5b0 [ 166.797297] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 166.797308] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 166.815790] 2570 [ 166.817380] RIP: 0033:0x45c529 [ 166.822551] 2570 [ 166.824609] RSP: 002b:00007f45f655fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 166.837515] RAX: ffffffffffffffda RBX: 00007f45f65606d4 RCX: 000000000045c529 [ 166.837519] Node 0 [ 166.844899] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 166.844905] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 166.861730] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 166.865798] DMA32 free:17712kB min:36384kB low:45480kB high:54576kB active_anon:25808kB inactive_anon:24276kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6944kB pagetables:1828kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 166.869590] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 166.917911] syz-executor.0: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 166.920386] Node 1 [ 166.939183] syz-executor.0 cpuset=/ mems_allowed=0-1 [ 166.943758] Normal free:26744kB min:53504kB low:66880kB high:80256kB active_anon:532kB inactive_anon:4kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:52kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 166.956040] CPU: 0 PID: 9890 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 166.981631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.986964] lowmem_reserve[]: [ 166.991000] Call Trace: [ 166.991022] dump_stack+0xf7/0x13b [ 166.994121] 0 [ 166.996702] warn_alloc.cold.110+0xa2/0x1be [ 166.996710] ? zone_watermark_ok_safe+0x260/0x260 [ 166.996715] ? usleep_range+0x120/0x120 [ 166.996723] ? rcu_read_lock_sched_held+0x108/0x120 [ 166.996731] ? call_timer_fn+0x570/0x570 [ 166.996743] __alloc_pages_slowpath+0x2052/0x2650 [ 166.996757] ? warn_alloc+0x100/0x100 [ 166.996763] ? get_page_from_freelist+0x26e/0x23b0 [ 166.996776] ? __might_sleep+0x93/0xb0 [ 166.996784] __alloc_pages_nodemask+0x60d/0x770 [ 166.996792] ? __alloc_pages_slowpath+0x2650/0x2650 [ 166.996800] ? wait_for_completion+0x440/0x440 [ 166.996810] alloc_pages_current+0xd6/0x1b0 [ 166.996817] ion_page_pool_alloc+0x102/0x180 [ 166.996822] ion_system_heap_allocate+0x14e/0x930 [ 166.996827] ? do_raw_spin_unlock+0x16a/0x250 [ 166.996835] ? ion_system_heap_free+0x270/0x270 [ 166.996848] ion_alloc+0x27f/0x770 [ 166.996857] ? ion_dma_buf_release+0x40/0x40 [ 166.996866] ? kasan_check_write+0x14/0x20 [ 166.996873] ion_ioctl+0xe2/0x1b6 [ 166.996878] ? ion_alloc.cold.15+0x32/0x32 [ 166.996890] do_vfs_ioctl+0x180/0xfb0 [ 166.996896] ? __fget+0x1ad/0x2f0 [ 166.996902] ? ioctl_preallocate+0x1a0/0x1a0 [ 166.996910] ? __fget+0x1ca/0x2f0 [ 166.996921] ? security_file_ioctl+0x6a/0xa0 [ 166.996927] ? SyS_clock_settime+0x1a0/0x1a0 [ 166.996931] ? security_file_ioctl+0x6a/0xa0 [ 166.996938] SyS_ioctl+0x74/0x80 [ 166.996944] ? do_vfs_ioctl+0xfb0/0xfb0 [ 166.996951] do_syscall_64+0x1c7/0x5b0 [ 166.996955] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 166.996964] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 166.996969] RIP: 0033:0x45c529 [ 166.996973] RSP: 002b:00007f45f6580c78 EFLAGS: 00000246 [ 167.013191] 0 [ 167.015362] ORIG_RAX: 0000000000000010 [ 167.023845] 0 [ 167.024397] RAX: ffffffffffffffda RBX: 00007f45f65816d4 RCX: 000000000045c529 [ 167.041299] 0 [ 167.041763] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 167.052185] 0 [ 167.055991] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 167.055994] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 167.055997] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 167.075840] lowmem_reserve[]: [ 167.095037] 0 [ 167.095065] Node 0 [ 167.105784] 0 [ 167.119531] DMA: 252*4kB (UE) 86*8kB (UE) 15*16kB (U) 8*32kB (UE) 2*64kB (UE) 1*128kB (E) 1*256kB (E) 1*512kB (E) 1*1024kB (E) 3*2048kB (UME) 0*4096kB = 10384kB [ 167.119588] Node 0 DMA32: 820*4kB (UME) 321*8kB (UME) 102*16kB (UME) 289*32kB (UME) 10*64kB (UM) 6*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18136kB [ 167.119633] Node 0 Normal: 0*4kB 0*8kB 0*16kB [ 167.145848] 0 [ 167.162519] 0*32kB [ 167.186980] 0 [ 167.201612] 0*64kB [ 167.225892] 0 [ 167.239968] 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 167.281472] Node 1 Normal: 23*4kB (UM) 0*8kB 2*16kB (UM) 734*32kB (U) 17*64kB (U) 8*128kB (U) 2*256kB (U) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 26748kB [ 167.295518] 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 [ 167.304242] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 167.340764] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 167.368822] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 167.379226] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 167.387253] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 167.402204] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 167.425889] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 167.441603] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 167.446262] lowmem_reserve[]: 0 0 0 0 0 [ 167.461210] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 167.465791] Node 1 Normal free:224412kB min:53504kB low:66880kB high:80256kB active_anon:532kB inactive_anon:4kB active_file:1904kB inactive_file:3100kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:256kB pagetables:52kB bounce:0kB free_pcp:348kB local_pcp:192kB free_cma:0kB [ 167.471267] 7529 total pagecache pages [ 167.543734] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 167.587056] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 167.594137] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 167.605800] 0 pages in swap cache [ 167.605813] lowmem_reserve[]: [ 167.609263] Swap cache stats: add 0, delete 0, find 0/0 [ 167.609268] 0 [ 167.612348] Free swap = 0kB [ 167.646632] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 167.652963] 0 0 0 0 [ 167.655290] Node 0 DMA: 52*4kB (UE) 71*8kB (UE) 15*16kB (U) 8*32kB (UE) 2*64kB (UE) 1*128kB (E) 1*256kB (E) 1*512kB (E) 2*1024kB (UE) 3*2048kB (UME) 0*4096kB = 10488kB [ 167.665817] Total swap = 0kB [ 167.673471] 1965979 pages RAM [ 167.695814] 0 pages HighMem/MovableOnly [ 167.696431] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 167.699809] 335857 pages reserved [ 167.726420] 0 pages cma reserved [ 167.729865] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 167.735799] Node 0 DMA32: 820*4kB (UME) 1401*8kB (UME) 147*16kB (UME) 324*32kB (UME) 10*64kB (UM) 6*128kB (UM) 0*256kB 0*512kB 2*1024kB (U) 1*2048kB (U) 0*4096kB = 32712kB [ 167.745821] Out of memory: Kill process 9993 (syz-executor.3) score 999 or sacrifice child [ 167.760583] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 167.783862] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 167.790232] Killed process 9997 (syz-executor.3) total-vm:40280kB, anon-rss:136kB, file-rss:0kB, shmem-rss:0kB [ 167.813568] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 167.828917] 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 [ 167.839944] oom_reaper: reaped process 9997 (syz-executor.3), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 167.841732] device veth0_vlan entered promiscuous mode [ 167.865822] warn_alloc_show_mem: 1 callbacks suppressed [ 167.865825] Mem-Info: [ 167.873617] active_anon:6585 inactive_anon:6070 isolated_anon:0 [ 167.873617] active_file:489 inactive_file:788 isolated_file:0 [ 167.873617] unevictable:0 dirty:0 writeback:0 unstable:0 [ 167.873617] slab_reclaimable:11375 slab_unreclaimable:114746 [ 167.873617] mapped:2885 shmem:6244 pagetables:470 bounce:0 [ 167.873617] free:247463 free_pcp:269 free_cma:0 [ 167.885779] Node 1 Normal: 1*4kB (U) 3*8kB (UM) 1*16kB (U) 82*32kB (U) 1149*64kB (U) 679*128kB (U) 108*256kB (UM) 19*512kB (U) 457*1024kB (U) 114*2048kB (U) 10*4096kB (U) = 942892kB [ 167.944080] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 167.952973] Node 0 active_anon:25808kB inactive_anon:24276kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8240kB dirty:0kB writeback:0kB shmem:24972kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 167.976216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 167.983914] Node 1 active_anon:532kB inactive_anon:4kB active_file:1804kB inactive_file:3200kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3300kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 167.993778] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 168.023366] Node 0 DMA free:10532kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 168.036396] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 168.056822] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 168.061875] Node 0 DMA32 free:43480kB min:36384kB low:45480kB high:54576kB active_anon:25808kB inactive_anon:24276kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6912kB pagetables:1828kB bounce:0kB free_pcp:596kB local_pcp:388kB free_cma:0kB [ 168.076260] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 168.095082] lowmem_reserve[]: 0 0 0 0 0 [ 168.101525] 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 [ 168.105828] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 168.135395] lowmem_reserve[]: 0 0 0 0 0 [ 168.140800] Node 1 Normal free:884348kB min:53504kB low:66880kB high:80256kB active_anon:536kB inactive_anon:4kB active_file:2424kB inactive_file:2824kB unevictable:0kB writepending:148kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:52kB bounce:0kB free_pcp:264kB local_pcp:56kB free_cma:0kB [ 168.155778] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 168.178357] device veth1_vlan entered promiscuous mode [ 168.190204] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 168.207710] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 168.219672] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 168.237296] 7626 total pagecache pages [ 168.241230] 0 pages in swap cache [ 168.244673] Swap cache stats: add 0, delete 0, find 0/0 [ 168.256931] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 168.264361] lowmem_reserve[]: 0 0 0 0 0 [ 168.266920] Free swap = 0kB [ 168.271389] Total swap = 0kB [ 168.274405] 1965979 pages RAM [ 168.276205] Node 0 DMA: 1*4kB (E) 30*8kB (UE) 15*16kB (U) 8*32kB (UE) 5*64kB (UE) 2*128kB (UE) 2*256kB (UE) 1*512kB (E) 2*1024kB (UE) 3*2048kB (UME) 0*4096kB = 10532kB [ 168.298134] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 168.312262] 0 pages HighMem/MovableOnly [ 168.316940] 335857 pages reserved [ 168.320405] 0 pages cma reserved [ 168.335851] Node 0 DMA32: 788*4kB (ME) 322*8kB (UME) 101*16kB (UME) 36*32kB (ME) 41*64kB (UME) 20*128kB (UME) 61*256kB (UE) 17*512kB (UE) 2*1024kB (U) 1*2048kB (U) 0*4096kB = 42096kB [ 168.352824] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 168.366298] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 168.373504] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 168.373734] 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 [ 168.394991] Node 1 Normal: 1*4kB (U) 2*8kB (UM) 1*16kB (M) 1*32kB (U) 1*64kB (U) 199*128kB (U) 108*256kB (UM) 20*512kB (UM) 458*1024kB (UM) 115*2048kB (UM) 9*4096kB (U) = 804868kB [ 168.406264] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 168.415780] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 168.430985] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 168.447969] device veth0_macvtap entered promiscuous mode [ 168.454040] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 168.461058] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 168.474424] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 168.482128] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 168.483562] device veth1_macvtap entered promiscuous mode [ 168.496403] 7626 total pagecache pages [ 168.500293] 0 pages in swap cache [ 168.503748] Swap cache stats: add 0, delete 0, find 0/0 [ 168.520469] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 168.535162] Free swap = 0kB [ 168.539654] Total swap = 0kB [ 168.542679] 1965979 pages RAM [ 168.549706] 0 pages HighMem/MovableOnly [ 168.553691] 335857 pages reserved [ 168.557905] 0 pages cma reserved [ 168.565500] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 168.640239] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 168.675780] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! 2020/09/03 14:28:12 executed programs: 43 [ 168.685014] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 168.711927] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 168.739874] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 168.754723] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 168.765476] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 168.772941] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 168.781707] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 168.791780] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 168.801457] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 168.811531] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 168.821233] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 168.831554] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 168.842245] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 168.849721] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 168.858938] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 168.870692] IPVS: ftp: loaded support on port[0] = 21 [ 168.879480] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 168.891847] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 168.912752] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 168.933434] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 168.959206] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 168.972414] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 168.991745] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 169.123826] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 169.140734] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 169.155318] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 169.222017] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 169.240351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 169.250672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 169.339731] device veth0_vlan entered promiscuous mode [ 169.346114] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 169.358408] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 169.534012] kworker/u4:2 invoked oom-killer: gfp_mask=0x14040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0 [ 169.549089] syz-executor.1: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 169.593262] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 169.606356] kworker/u4:2 cpuset=/ mems_allowed=0-1 [ 169.611338] CPU: 0 PID: 10134 Comm: kworker/u4:2 Not tainted 4.14.196-syzkaller #0 [ 169.619040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 169.628386] Call Trace: [ 169.630966] dump_stack+0xf7/0x13b [ 169.634496] dump_header+0x160/0x63f [ 169.638201] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 169.643316] ? ___ratelimit+0x243/0x519 [ 169.647287] ? do_raw_spin_unlock+0x16a/0x250 [ 169.651768] oom_kill_process.cold.24+0xb/0xa1a [ 169.656423] ? out_of_memory+0x7f9/0x1030 [ 169.660564] ? lock_downgrade+0x7f0/0x7f0 [ 169.664712] out_of_memory+0x2b0/0x1030 [ 169.668679] ? oom_killer_disable+0x1a0/0x1a0 [ 169.673152] ? __alloc_pages_slowpath+0xb69/0x2650 [ 169.678154] __alloc_pages_slowpath+0x1ef3/0x2650 [ 169.682992] ? warn_alloc+0x100/0x100 [ 169.686796] ? get_page_from_freelist+0x9ee/0x23b0 [ 169.691710] ? __might_sleep+0x93/0xb0 [ 169.695581] __alloc_pages_nodemask+0x60d/0x770 [ 169.700237] ? __alloc_pages_slowpath+0x2650/0x2650 [ 169.705239] ? __alloc_pages_nodemask+0x61a/0x770 [ 169.710067] ? cache_grow_begin+0x332/0x3f0 [ 169.714367] cache_grow_begin+0x80/0x3f0 [ 169.718417] fallback_alloc+0x203/0x2c0 [ 169.722377] ____cache_alloc_node+0x1c7/0x1e0 [ 169.726850] kmem_cache_alloc+0x1f8/0x790 [ 169.730978] ? __put_cred+0x177/0x1e0 [ 169.734754] ? commit_creds+0xa81/0xe70 [ 169.738711] getname_kernel+0x4e/0x330 [ 169.742581] call_usermodehelper_exec_async+0x272/0x4b0 [ 169.747931] ? umh_complete+0x60/0x60 [ 169.751886] ret_from_fork+0x24/0x30 [ 169.755584] CPU: 1 PID: 10069 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 169.759711] Mem-Info: [ 169.763462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 169.768405] active_anon:6624 inactive_anon:6070 isolated_anon:0 [ 169.768405] active_file:30 inactive_file:6 isolated_file:1 [ 169.768405] unevictable:0 dirty:29 writeback:0 unstable:0 [ 169.768405] slab_reclaimable:11380 slab_unreclaimable:114456 [ 169.768405] mapped:2107 shmem:6244 pagetables:515 bounce:0 [ 169.768405] free:13813 free_pcp:92 free_cma:0 [ 169.775210] Call Trace: [ 169.808184] Node 0 active_anon:25672kB inactive_anon:24272kB active_file:0kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8332kB dirty:36kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 169.810717] dump_stack+0xf7/0x13b [ 169.838316] Node 1 active_anon:824kB inactive_anon:8kB active_file:132kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:96kB dirty:80kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 169.841804] warn_alloc.cold.110+0xa2/0x1be [ 169.868148] Node 0 DMA free:10372kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:8kB inactive_file:8kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 169.872554] ? zone_watermark_ok_safe+0x260/0x260 [ 169.872570] ? __alloc_pages_direct_compact+0xc2/0x330 [ 169.898665] lowmem_reserve[]: [ 169.903471] __alloc_pages_slowpath+0x2052/0x2650 [ 169.908736] 0 [ 169.911944] ? trace_hardirqs_off+0x10/0x10 [ 169.916836] 2570 [ 169.918579] ? warn_alloc+0x100/0x100 [ 169.922863] 2570 [ 169.924907] ? get_page_from_freelist+0x9ee/0x23b0 [ 169.928698] 2570 [ 169.930725] ? __might_sleep+0x93/0xb0 [ 169.935631] 2570 [ 169.937717] __alloc_pages_nodemask+0x60d/0x770 [ 169.937727] ? __alloc_pages_slowpath+0x2650/0x2650 [ 169.937737] ? wait_for_completion+0x440/0x440 [ 169.937741] ? __list_del_entry_valid+0xb0/0xf3 [ 169.937750] alloc_pages_current+0xd6/0x1b0 [ 169.937758] ion_page_pool_alloc+0x102/0x180 [ 169.941622] Node 0 [ 169.943679] ion_system_heap_allocate+0x14e/0x930 [ 169.948352] DMA32 free:18136kB min:36384kB low:45480kB high:54576kB active_anon:25672kB inactive_anon:24272kB active_file:80kB inactive_file:20kB unevictable:0kB writepending:36kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6848kB pagetables:1792kB bounce:0kB free_pcp:240kB local_pcp:120kB free_cma:0kB [ 169.953355] ? ion_system_heap_free+0x270/0x270 [ 169.957942] lowmem_reserve[]: [ 169.962569] ion_alloc+0x216/0x770 [ 169.966929] 0 [ 169.971282] ? ion_dma_buf_release+0x40/0x40 [ 169.973510] 0 [ 169.978352] ? kasan_check_write+0x14/0x20 [ 169.978362] ion_ioctl+0xe2/0x1b6 [ 169.978368] ? ion_alloc.cold.15+0x32/0x32 [ 169.978379] do_vfs_ioctl+0x180/0xfb0 [ 169.978384] ? __fget+0x1ad/0x2f0 [ 169.978391] ? ioctl_preallocate+0x1a0/0x1a0 [ 170.006872] 0 [ 170.011502] ? __fget+0x1ca/0x2f0 [ 170.014574] 0 [ 170.018102] ? security_file_ioctl+0x6a/0xa0 [ 170.018108] ? SyS_clock_settime+0x1a0/0x1a0 [ 170.018112] ? security_file_ioctl+0x6a/0xa0 [ 170.018119] SyS_ioctl+0x74/0x80 [ 170.018125] ? do_vfs_ioctl+0xfb0/0xfb0 [ 170.019900] 0 [ 170.024287] do_syscall_64+0x1c7/0x5b0 [ 170.030293] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 170.033716] Node 0 [ 170.037930] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 170.037936] RIP: 0033:0x45c529 [ 170.037940] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 [ 170.041734] 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 [ 170.045156] ORIG_RAX: 0000000000000010 [ 170.049553] lowmem_reserve[]: [ 170.051339] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 170.054771] 0 0 [ 170.056563] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 170.056567] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 170.056569] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 170.056572] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 170.063454] Mem-Info: [ 170.065533] 0 [ 170.096399] active_anon:6603 inactive_anon:6070 isolated_anon:0 [ 170.096399] active_file:40 inactive_file:0 isolated_file:0 [ 170.096399] unevictable:0 dirty:29 writeback:0 unstable:0 [ 170.096399] slab_reclaimable:11380 slab_unreclaimable:114439 [ 170.096399] mapped:2091 shmem:6244 pagetables:485 bounce:0 [ 170.096399] free:13782 free_pcp:30 free_cma:0 [ 170.101563] syz-executor.0: [ 170.116026] Node 0 active_anon:25636kB inactive_anon:24272kB active_file:28kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8328kB dirty:0kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 170.133359] page allocation failure: order:4 [ 170.146477] Node 1 active_anon:804kB inactive_anon:8kB active_file:28kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:20kB dirty:0kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 170.163181] 0 [ 170.170459] syz-executor.3: [ 170.181115] 0 [ 170.223744] Node 0 [ 170.253576] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 170.284971] page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 170.294419] (null) [ 170.314264] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 170.317269] syz-executor.0 cpuset=/ mems_allowed=0-1 [ 170.321838] DMA free:10376kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:8kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 170.324491] CPU: 0 PID: 10023 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 170.357867] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 170.367213] Call Trace: [ 170.369795] dump_stack+0xf7/0x13b [ 170.373322] warn_alloc.cold.110+0xa2/0x1be [ 170.377627] ? zone_watermark_ok_safe+0x260/0x260 [ 170.382461] ? __alloc_pages_direct_compact+0xc2/0x330 [ 170.387725] __alloc_pages_slowpath+0x2052/0x2650 [ 170.392564] ? trace_hardirqs_off+0x10/0x10 [ 170.396870] ? warn_alloc+0x100/0x100 [ 170.400661] ? get_page_from_freelist+0x9ee/0x23b0 [ 170.405597] ? __might_sleep+0x93/0xb0 [ 170.409484] __alloc_pages_nodemask+0x60d/0x770 [ 170.414143] ? __alloc_pages_slowpath+0x2650/0x2650 [ 170.419147] ? wait_for_completion+0x440/0x440 [ 170.423715] alloc_pages_current+0xd6/0x1b0 [ 170.428023] ion_page_pool_alloc+0x102/0x180 [ 170.432414] ion_system_heap_allocate+0x14e/0x930 [ 170.437240] ? ion_system_heap_free+0x270/0x270 [ 170.441906] ion_alloc+0x216/0x770 [ 170.442032] lowmem_reserve[]: 0 2570 [ 170.445433] ? ion_dma_buf_release+0x40/0x40 [ 170.445444] ? kasan_check_write+0x14/0x20 [ 170.457767] ion_ioctl+0xe2/0x1b6 [ 170.461209] ? ion_alloc.cold.15+0x32/0x32 [ 170.465431] do_vfs_ioctl+0x180/0xfb0 [ 170.469215] ? __fget+0x1ad/0x2f0 [ 170.471097] 2570 2570 2570 [ 170.472657] ? ioctl_preallocate+0x1a0/0x1a0 [ 170.472665] ? __fget+0x1ca/0x2f0 [ 170.480396] ? security_file_ioctl+0x6a/0xa0 [ 170.480403] ? SyS_clock_settime+0x1a0/0x1a0 [ 170.480406] ? security_file_ioctl+0x6a/0xa0 [ 170.480412] SyS_ioctl+0x74/0x80 [ 170.480417] ? do_vfs_ioctl+0xfb0/0xfb0 [ 170.480423] do_syscall_64+0x1c7/0x5b0 [ 170.480427] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 170.480437] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 170.480442] RIP: 0033:0x45c529 [ 170.480445] RSP: 002b:00007f45f6580c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 170.480451] RAX: ffffffffffffffda RBX: 00007f45f65816d4 RCX: 000000000045c529 [ 170.480454] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 170.480457] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 170.480460] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 170.480463] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 170.510804] CPU: 1 PID: 9997 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 170.527513] Node 1 [ 170.529959] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 170.537245] Normal free:26268kB min:53504kB low:66880kB high:80256kB active_anon:804kB inactive_anon:8kB active_file:28kB inactive_file:32kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:512kB pagetables:140kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 170.544460] Call Trace: [ 170.551734] lowmem_reserve[]: [ 170.558976] dump_stack+0xf7/0x13b [ 170.558986] warn_alloc.cold.110+0xa2/0x1be [ 170.566249] 0 [ 170.574006] ? zone_watermark_ok_safe+0x260/0x260 [ 170.576234] 0 [ 170.585550] ? usleep_range+0x120/0x120 [ 170.612892] 0 [ 170.615456] ? rcu_read_lock_sched_held+0x108/0x120 [ 170.618550] 0 [ 170.622054] ? call_timer_fn+0x570/0x570 [ 170.626359] 0 [ 170.628132] __alloc_pages_slowpath+0x2052/0x2650 [ 170.635162] ? warn_alloc+0x100/0x100 [ 170.639136] Node 0 [ 170.640898] ? get_page_from_freelist+0x26e/0x23b0 [ 170.645899] DMA: [ 170.647670] ? __might_sleep+0x93/0xb0 [ 170.651699] 0*4kB [ 170.653500] __alloc_pages_nodemask+0x60d/0x770 [ 170.660276] 1*8kB [ 170.662108] ? __alloc_pages_slowpath+0x2650/0x2650 [ 170.664312] (E) [ 170.669220] ? wait_for_completion+0x440/0x440 [ 170.669230] alloc_pages_current+0xd6/0x1b0 [ 170.669238] ion_page_pool_alloc+0x102/0x180 [ 170.669244] ion_system_heap_allocate+0x14e/0x930 [ 170.671280] 10*16kB [ 170.675145] ? ion_system_heap_free+0x270/0x270 [ 170.677315] (U) [ 170.681947] ion_alloc+0x216/0x770 [ 170.684064] 11*32kB [ 170.689075] ? ion_dma_buf_release+0x40/0x40 [ 170.689085] ? kasan_check_write+0x14/0x20 [ 170.689092] ion_ioctl+0xe2/0x1b6 [ 170.691043] (UE) [ 170.695599] ? ion_alloc.cold.15+0x32/0x32 [ 170.699914] 6*64kB [ 170.704282] do_vfs_ioctl+0x180/0xfb0 [ 170.709114] (UE) [ 170.711417] ? __fget+0x1ad/0x2f0 [ 170.716107] 2*128kB [ 170.718043] ? ioctl_preallocate+0x1a0/0x1a0 [ 170.721558] (UE) [ 170.723867] ? __fget+0x1ca/0x2f0 [ 170.728325] 2*256kB [ 170.732521] ? security_file_ioctl+0x6a/0xa0 [ 170.736001] (UE) [ 170.737991] ? SyS_clock_settime+0x1a0/0x1a0 [ 170.742194] 1*512kB [ 170.744406] ? security_file_ioctl+0x6a/0xa0 [ 170.748197] (E) [ 170.750222] SyS_ioctl+0x74/0x80 [ 170.753654] 2*1024kB [ 170.755963] ? do_vfs_ioctl+0xfb0/0xfb0 [ 170.755970] do_syscall_64+0x1c7/0x5b0 [ 170.755975] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 170.755986] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 170.760377] (UE) [ 170.762415] RIP: 0033:0x45c529 [ 170.765862] 3*2048kB [ 170.768167] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 [ 170.772571] (UME) [ 170.774610] ORIG_RAX: 0000000000000010 [ 170.779014] 0*4096kB [ 170.781297] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 170.785700] = 10376kB [ 170.787644] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 170.787647] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 170.790987] Node 0 [ 170.793373] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 170.797340] DMA32: [ 170.801190] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 170.806026] 840*4kB [ 170.819404] Node 0 [ 170.839764] (ME) [ 170.847923] DMA32 free:18072kB min:36384kB low:45480kB high:54576kB active_anon:25636kB inactive_anon:24272kB active_file:20kB inactive_file:32kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6848kB pagetables:1764kB bounce:0kB free_pcp:112kB local_pcp:112kB free_cma:0kB [ 170.870705] 323*8kB [ 170.883552] lowmem_reserve[]: [ 170.899355] (UME) [ 170.918779] 0 0 0 0 0 [ 170.923426] 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 [ 170.936197] 102*16kB (UME) 38*32kB (UME) 17*64kB (ME) 4*128kB (ME) 2*256kB (UE) 14*512kB (UE) 0*1024kB 0*2048kB 0*4096kB = 18072kB [ 170.955750] lowmem_reserve[]: 0 0 0 0 0 [ 170.964698] Node 1 Normal free:26268kB min:53504kB low:66880kB high:80256kB active_anon:804kB inactive_anon:8kB active_file:28kB inactive_file:32kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:512kB pagetables:140kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 170.980387] 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 [ 170.999592] lowmem_reserve[]: 0 0 0 0 0 [ 171.010286] Node 0 DMA: 0*4kB 1*8kB (E) 10*16kB (U) 11*32kB (UE) 6*64kB (UE) 2*128kB (UE) 2*256kB (UE) 1*512kB (E) 2*1024kB (UE) 3*2048kB (UME) 0*4096kB = 10376kB [ 171.023969] Node 1 Normal: 35*4kB (UME) 27*8kB (UME) 23*16kB (UME) 18*32kB (ME) 14*64kB (UME) 13*128kB (ME) 10*256kB (ME) 33*512kB (UME) 3*1024kB (M) 0*2048kB 0*4096kB = 26388kB [ 171.032044] Node 0 DMA32: 840*4kB (ME) 323*8kB (UME) 104*16kB (UME) 38*32kB (UME) 17*64kB (ME) 6*128kB (UME) 2*256kB (UE) 14*512kB (UE) 0*1024kB 0*2048kB 0*4096kB = 18360kB [ 171.062002] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 171.064076] 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 [ 171.090091] Node 1 Normal: 35*4kB (UME) 27*8kB (UME) 23*16kB (UME) 18*32kB (ME) 14*64kB (UME) 13*128kB (ME) 10*256kB (ME) 33*512kB (UME) 3*1024kB (M) 0*2048kB 0*4096kB = 26388kB [ 171.102046] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 171.112658] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 171.123762] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 171.133616] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 171.139002] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 171.154988] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 171.171662] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 171.179843] 6269 total pagecache pages [ 171.184165] 0 pages in swap cache [ 171.193109] 6269 total pagecache pages [ 171.203080] 0 pages in swap cache [ 171.204107] Swap cache stats: add 0, delete 0, find 0/0 [ 171.214597] Swap cache stats: add 0, delete 0, find 0/0 [ 171.217809] Free swap = 0kB [ 171.223003] Total swap = 0kB [ 171.225178] Free swap = 0kB [ 171.242813] 1965979 pages RAM [ 171.252548] Total swap = 0kB [ 171.254547] 0 pages HighMem/MovableOnly [ 171.255594] 1965979 pages RAM [ 171.279290] 0 pages HighMem/MovableOnly [ 171.282520] 335857 pages reserved [ 171.283279] 335857 pages reserved [ 171.294664] 0 pages cma reserved [ 171.299373] 0 pages cma reserved [ 171.304863] warn_alloc_show_mem: 1 callbacks suppressed [ 171.304865] Mem-Info: [ 171.309353] Out of memory: Kill process 10022 (syz-executor.0) score 999 or sacrifice child [ 171.314843] active_anon:6610 inactive_anon:6070 isolated_anon:0 [ 171.314843] active_file:8 inactive_file:17 isolated_file:0 [ 171.314843] unevictable:0 dirty:0 writeback:0 unstable:0 [ 171.314843] slab_reclaimable:11387 slab_unreclaimable:114356 [ 171.314843] mapped:2082 shmem:6244 pagetables:476 bounce:0 [ 171.314843] free:13781 free_pcp:33 free_cma:0 [ 171.339588] Killed process 10022 (syz-executor.0) total-vm:40016kB, anon-rss:88kB, file-rss:0kB, shmem-rss:0kB [ 171.383556] Node 0 active_anon:25636kB inactive_anon:24272kB active_file:12kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8328kB dirty:0kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 171.425699] syz-executor.0: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 171.437673] syz-executor.0: page allocation failure: order:0, mode:0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null) [ 171.449596] oom_reaper: reaped process 10022 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 171.463836] Node 1 active_anon:804kB inactive_anon:8kB active_file:60kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 171.468847] syz-executor.0 cpuset= [ 171.504431] syz-executor.0 cpuset= [ 171.504703] Node 0 [ 171.510782] syz-executor.4 invoked oom-killer: gfp_mask=0x14040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0 [ 171.529607] DMA free:10376kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:16kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 171.536838] / [ 171.565910] / mems_allowed=0-1 [ 171.571106] CPU: 0 PID: 10022 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 171.572233] syz-executor.4 cpuset= [ 171.578986] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 171.579046] Call Trace: [ 171.579062] dump_stack+0xf7/0x13b [ 171.579071] warn_alloc.cold.110+0xa2/0x1be [ 171.579079] ? zone_watermark_ok_safe+0x260/0x260 [ 171.579084] ? usleep_range+0x120/0x120 [ 171.579093] ? rcu_read_lock_sched_held+0x108/0x120 [ 171.579102] ? call_timer_fn+0x570/0x570 [ 171.579115] __alloc_pages_slowpath+0x2052/0x2650 [ 171.579128] ? warn_alloc+0x100/0x100 [ 171.579134] ? get_page_from_freelist+0x26e/0x23b0 [ 171.579144] ? __might_sleep+0x93/0xb0 [ 171.579150] __alloc_pages_nodemask+0x60d/0x770 [ 171.579157] ? __alloc_pages_slowpath+0x2650/0x2650 [ 171.579162] ? lock_downgrade+0x7f0/0x7f0 [ 171.579173] alloc_pages_current+0xd6/0x1b0 [ 171.579179] __page_cache_alloc+0x1da/0x330 [ 171.579186] filemap_fault+0xbc5/0x1ae0 [ 171.579200] ? __lock_page_or_retry+0x820/0x820 [ 171.579207] ? lock_acquire+0x173/0x400 [ 171.579214] ? ext4_filemap_fault+0x75/0xb0 [ 171.598649] / [ 171.602590] ext4_filemap_fault+0x7d/0xb0 [ 171.602601] __do_fault+0xf3/0x340 [ 171.602607] __handle_mm_fault+0x2191/0x37d0 [ 171.602616] ? copy_page_range+0x1d10/0x1d10 [ 171.624259] mems_allowed=0-1 [ 171.625327] ? find_held_lock+0x36/0x1d0 [ 171.671819] lowmem_reserve[]: [ 171.673003] handle_mm_fault+0x234/0x6e0 [ 171.710023] ? find_vma+0xe2/0x150 [ 171.713563] __do_page_fault+0x44d/0xb00 [ 171.717619] ? vmalloc_fault+0xc90/0xc90 [ 171.721672] ? entry_SYSCALL_64_after_hwframe+0x56/0xbb [ 171.721784] 0 [ 171.727020] ? page_fault+0x2f/0x50 [ 171.727026] do_page_fault+0x64/0x3fb [ 171.727031] ? page_fault+0x2f/0x50 [ 171.727036] page_fault+0x45/0x50 [ 171.727041] RIP: 0033:0x40ea90 [ 171.727044] RSP: 002b:00007ffce8968d68 EFLAGS: 00010246 [ 171.727049] RAX: 0000000000029688 RBX: 000000000076bf20 RCX: 0000000000029428 [ 171.727052] RDX: 0000000000000260 RSI: 0000000000000000 RDI: 000000000076bf20 [ 171.727055] RBP: 0000000000000001 R08: 00ffffffffffffff R09: 00ffffffffffffff [ 171.727058] R10: 00007ffce8968e40 R11: 0000000000000246 R12: 000000000076c920 [ 171.727060] R13: 000000000076c920 R14: 00000000000293d8 R15: 000000000076bfcc [ 171.739036] mems_allowed=0-1 [ 171.753120] CPU: 1 PID: 9982 Comm: syz-executor.4 Not tainted 4.14.196-syzkaller #0 [ 171.799303] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 171.808655] Call Trace: [ 171.811233] dump_stack+0xf7/0x13b [ 171.814755] dump_header+0x160/0x63f [ 171.818445] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 171.823522] ? ___ratelimit+0x243/0x519 [ 171.827474] ? do_raw_spin_unlock+0x16a/0x250 [ 171.831951] oom_kill_process.cold.24+0xb/0xa1a [ 171.836594] ? out_of_memory+0x7f9/0x1030 [ 171.840735] ? lock_downgrade+0x7f0/0x7f0 [ 171.844869] out_of_memory+0x2b0/0x1030 [ 171.848823] ? oom_killer_disable+0x1a0/0x1a0 [ 171.853296] ? __alloc_pages_slowpath+0xb69/0x2650 [ 171.858202] __alloc_pages_slowpath+0x1ef3/0x2650 [ 171.863027] ? warn_alloc+0x100/0x100 [ 171.866804] ? get_page_from_freelist+0x9ee/0x23b0 [ 171.871716] ? __might_sleep+0x93/0xb0 [ 171.875585] __alloc_pages_nodemask+0x60d/0x770 [ 171.880234] ? __alloc_pages_slowpath+0x2650/0x2650 [ 171.885262] ? cache_grow_begin+0x332/0x3f0 [ 171.889561] cache_grow_begin+0x80/0x3f0 [ 171.893600] fallback_alloc+0x203/0x2c0 [ 171.897554] ____cache_alloc_node+0x1c7/0x1e0 [ 171.902028] kmem_cache_alloc_trace+0x214/0x7a0 [ 171.906677] kobject_uevent_env+0x1bf/0xbc0 [ 171.910979] ? internal_create_group+0x430/0x730 [ 171.915742] kobject_uevent+0xb/0x10 [ 171.919441] netdev_queue_update_kobjects+0x250/0x310 [ 171.924627] netdev_register_kobject+0x261/0x360 [ 171.929381] register_netdevice+0x7b6/0xe50 [ 171.933681] ? netdev_change_features+0x80/0x80 [ 171.938335] team_newlink+0x3c/0x110 [ 171.942025] rtnl_newlink+0xc2b/0x13a0 [ 171.946234] ? rtnl_newlink+0x329/0x13a0 [ 171.950278] ? rtnl_link_unregister+0x270/0x270 [ 171.954928] ? finish_task_switch+0x178/0x650 [ 171.959398] ? finish_task_switch+0x14d/0x650 [ 171.963899] ? __mutex_lock+0x8b7/0x14c0 [ 171.967940] ? lock_downgrade+0x7f0/0x7f0 [ 171.972065] ? do_raw_spin_unlock+0x16a/0x250 [ 171.976556] rtnetlink_rcv_msg+0x34c/0x9e0 [ 171.980769] ? rtnl_bridge_getlink+0x760/0x760 [ 171.985326] ? find_held_lock+0x36/0x1d0 [ 171.989365] netlink_rcv_skb+0x12f/0x3b0 [ 171.993401] ? rtnl_bridge_getlink+0x760/0x760 [ 171.997958] ? netlink_ack+0xaa0/0xaa0 [ 172.001820] ? netlink_deliver_tap+0x8e/0x920 [ 172.006293] rtnetlink_rcv+0x10/0x20 [ 172.009982] netlink_unicast+0x40b/0x600 [ 172.014019] ? netlink_attachskb+0x6d0/0x6d0 [ 172.018423] netlink_sendmsg+0x730/0xbd0 [ 172.022464] ? netlink_unicast+0x600/0x600 [ 172.026697] ? selinux_socket_sendmsg+0x31/0x40 [ 172.031429] ? security_socket_sendmsg+0x6a/0xa0 [ 172.036160] ? netlink_unicast+0x600/0x600 [ 172.040373] sock_sendmsg+0xb5/0xf0 [ 172.043978] SYSC_sendto+0x1e3/0x2c0 [ 172.047667] ? SYSC_connect+0x2a0/0x2a0 [ 172.051620] ? __fd_install+0x1f0/0x5b0 [ 172.055584] ? fd_install+0x47/0x60 [ 172.059192] ? SyS_socket+0xdd/0x1a0 [ 172.062882] ? task_work_run+0xbf/0x170 [ 172.066839] ? move_addr_to_kernel+0x20/0x20 [ 172.071228] ? do_syscall_64+0x4c/0x5b0 [ 172.075185] ? SyS_getpeername+0x10/0x10 [ 172.079423] SyS_sendto+0x9/0x10 [ 172.082768] do_syscall_64+0x1c7/0x5b0 [ 172.086633] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 172.091546] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 172.096713] RIP: 0033:0x4161a3 [ 172.099895] RSP: 002b:00007ffdd8923e48 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 172.107679] RAX: ffffffffffffffda RBX: 0000000000c82200 RCX: 00000000004161a3 [ 172.114932] RDX: 0000000000000038 RSI: 0000000000c82250 RDI: 0000000000000003 [ 172.122178] RBP: 0000000000000000 R08: 00007ffdd8923e50 R09: 000000000000000c [ 172.129424] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 172.136670] R13: 0000000000000000 R14: 0000000000c82250 R15: 0000000000000003 [ 172.143933] CPU: 0 PID: 10023 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 172.151818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 172.158246] 2570 [ 172.161162] Call Trace: [ 172.161167] 2570 [ 172.163235] dump_stack+0xf7/0x13b [ 172.171363] warn_alloc.cold.110+0xa2/0x1be [ 172.174891] 2570 [ 172.175672] ? zone_watermark_ok_safe+0x260/0x260 [ 172.175678] ? usleep_range+0x120/0x120 [ 172.175685] ? rcu_read_lock_sched_held+0x108/0x120 [ 172.175694] ? call_timer_fn+0x570/0x570 [ 172.175707] __alloc_pages_slowpath+0x2052/0x2650 [ 172.175723] ? warn_alloc+0x100/0x100 [ 172.175731] ? get_page_from_freelist+0x26e/0x23b0 [ 172.175745] ? __might_sleep+0x93/0xb0 [ 172.181338] 2570 [ 172.182618] __alloc_pages_nodemask+0x60d/0x770 [ 172.200447] ? __alloc_pages_slowpath+0x2650/0x2650 [ 172.204231] Node 0 [ 172.209245] ? wait_for_completion+0x440/0x440 [ 172.209254] alloc_pages_current+0xd6/0x1b0 [ 172.209262] ion_page_pool_alloc+0x102/0x180 [ 172.209267] ion_system_heap_allocate+0x14e/0x930 [ 172.209275] ? ion_system_heap_free+0x270/0x270 [ 172.209286] ion_alloc+0x216/0x770 [ 172.209296] ? ion_dma_buf_release+0x40/0x40 [ 172.209306] ? kasan_check_write+0x14/0x20 [ 172.209313] ion_ioctl+0xe2/0x1b6 [ 172.209319] ? ion_alloc.cold.15+0x32/0x32 [ 172.209330] do_vfs_ioctl+0x180/0xfb0 [ 172.209337] ? __fget+0x1ad/0x2f0 [ 172.226142] DMA32 free:18116kB min:36384kB low:45480kB high:54576kB active_anon:25624kB inactive_anon:24272kB active_file:40kB inactive_file:12kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6848kB pagetables:1764kB bounce:0kB free_pcp:264kB local_pcp:144kB free_cma:0kB [ 172.227140] ? ioctl_preallocate+0x1a0/0x1a0 [ 172.231707] lowmem_reserve[]: [ 172.236029] ? __fget+0x1ca/0x2f0 [ 172.236040] ? security_file_ioctl+0x6a/0xa0 [ 172.236047] ? SyS_clock_settime+0x1a0/0x1a0 [ 172.236051] ? security_file_ioctl+0x6a/0xa0 [ 172.236058] SyS_ioctl+0x74/0x80 [ 172.236064] ? do_vfs_ioctl+0xfb0/0xfb0 [ 172.236070] do_syscall_64+0x1c7/0x5b0 [ 172.236075] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 172.236087] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 172.236092] RIP: 0033:0x45c529 [ 172.236096] RSP: 002b:00007f45f6580c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 172.236102] RAX: ffffffffffffffda RBX: 00007f45f65816d4 RCX: 000000000045c529 [ 172.236105] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 172.236108] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 172.236111] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 172.236114] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 172.249319] syz-executor.0: [ 172.257188] 0 [ 172.372172] page allocation failure: order:0 [ 172.380974] 0 0 0 0 [ 172.412579] , mode:0x14280ca(GFP_HIGHUSER_MOVABLE|__GFP_ZERO), nodemask= [ 172.414808] Node 0 [ 172.414810] (null) [ 172.414851] syz-executor.0 cpuset= [ 172.421694] 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 [ 172.421696] lowmem_reserve[]: 0 0 0 0 0 [ 172.421712] Node 1 Normal free:26484kB min:53504kB low:66880kB high:80256kB active_anon:740kB inactive_anon:8kB active_file:84kB inactive_file:60kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:480kB pagetables:140kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 172.421723] lowmem_reserve[]: 0 0 0 0 0 [ 172.421736] Node 0 DMA: 0*4kB 1*8kB (E) 10*16kB (U) 11*32kB (UE) 5*64kB (UE) 3*128kB (UE) 2*256kB (UE) 1*512kB (E) 2*1024kB (UE) 3*2048kB (UME) 0*4096kB = 10440kB [ 172.421790] Node 0 DMA32: 846*4kB (UME) 323*8kB (UME) 104*16kB (UME) 40*32kB (UME) 19*64kB (UME) 4*128kB (ME) 2*256kB (UE) 14*512kB (UE) 0*1024kB 0*2048kB [ 172.444688] syz-executor.0: [ 172.458330] 0*4096kB [ 172.479784] / [ 172.490479] = 18320kB [ 172.511445] page allocation failure: order:4 [ 172.523737] 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 [ 172.545124] mems_allowed=0-1 [ 172.548290] Node 1 Normal: 33*4kB (UME) 26*8kB (UME) 20*16kB (UME) 19*32kB (UME) 15*64kB (UME) 12*128kB (ME) 9*256kB (ME) 32*512kB (UME) 4*1024kB (M) 0*2048kB 0*4096kB = 26548kB [ 172.548348] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 172.548352] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 172.548355] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 172.548359] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 172.548361] 6280 total pagecache pages [ 172.548369] 0 pages in swap cache [ 172.548373] Swap cache stats: add 0, delete 0, find 0/0 [ 172.548375] Free swap = 0kB [ 172.548378] Total swap = 0kB [ 172.548383] 1965979 pages RAM [ 172.548385] 0 pages HighMem/MovableOnly [ 172.548387] 335857 pages reserved [ 172.548390] 0 pages cma reserved [ 172.638688] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 172.658667] syz-executor.0 cpuset=/ mems_allowed=0-1 [ 172.664320] CPU: 0 PID: 10023 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 172.672209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 172.681560] Call Trace: [ 172.684151] dump_stack+0xf7/0x13b [ 172.687705] warn_alloc.cold.110+0xa2/0x1be [ 172.692022] ? zone_watermark_ok_safe+0x260/0x260 [ 172.696870] ? __alloc_pages_direct_compact+0xc2/0x330 [ 172.702145] __alloc_pages_slowpath+0x2052/0x2650 [ 172.706993] ? trace_hardirqs_off+0x10/0x10 [ 172.711315] ? warn_alloc+0x100/0x100 [ 172.715113] ? get_page_from_freelist+0x9ee/0x23b0 [ 172.720045] ? __might_sleep+0x93/0xb0 [ 172.723929] __alloc_pages_nodemask+0x60d/0x770 [ 172.728604] ? __alloc_pages_slowpath+0x2650/0x2650 [ 172.733618] ? wait_for_completion+0x440/0x440 [ 172.738201] alloc_pages_current+0xd6/0x1b0 [ 172.742518] ion_page_pool_alloc+0x102/0x180 [ 172.745698] Mem-Info: [ 172.746924] ion_system_heap_allocate+0x14e/0x930 [ 172.749339] active_anon:6591 inactive_anon:6070 isolated_anon:0 [ 172.749339] active_file:79 inactive_file:647 isolated_file:0 [ 172.749339] unevictable:0 dirty:0 writeback:0 unstable:0 [ 172.749339] slab_reclaimable:11386 slab_unreclaimable:114356 [ 172.749339] mapped:2507 shmem:6244 pagetables:476 bounce:0 [ 172.749339] free:66031 free_pcp:372 free_cma:0 [ 172.754167] ? do_raw_spin_unlock+0x16a/0x250 [ 172.791628] ? ion_system_heap_free+0x270/0x270 [ 172.796297] ion_alloc+0x27f/0x770 [ 172.799834] ? ion_dma_buf_release+0x40/0x40 [ 172.804235] ? kasan_check_write+0x14/0x20 [ 172.808466] ion_ioctl+0xe2/0x1b6 [ 172.811918] ? ion_alloc.cold.15+0x32/0x32 [ 172.816166] do_vfs_ioctl+0x180/0xfb0 [ 172.819967] ? __fget+0x1ad/0x2f0 [ 172.823412] ? ioctl_preallocate+0x1a0/0x1a0 [ 172.827816] ? __fget+0x1ca/0x2f0 [ 172.831265] ? security_file_ioctl+0x6a/0xa0 [ 172.835664] ? SyS_clock_settime+0x1a0/0x1a0 [ 172.840068] ? security_file_ioctl+0x6a/0xa0 [ 172.844475] SyS_ioctl+0x74/0x80 [ 172.847838] ? do_vfs_ioctl+0xfb0/0xfb0 [ 172.851806] do_syscall_64+0x1c7/0x5b0 [ 172.855687] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 172.860525] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 172.865703] RIP: 0033:0x45c529 [ 172.868880] RSP: 002b:00007f45f6580c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 172.876577] RAX: ffffffffffffffda RBX: 00007f45f65816d4 RCX: 000000000045c529 [ 172.883984] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 172.891256] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 172.898530] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 172.905801] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 172.935652] Node 0 active_anon:25624kB inactive_anon:24272kB active_file:32kB inactive_file:228kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8528kB dirty:0kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 172.935654] warn_alloc_show_mem: 2 callbacks suppressed [ 172.935659] Mem-Info: [ 172.975664] Node 1 active_anon:740kB inactive_anon:8kB active_file:284kB inactive_file:2460kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1800kB dirty:0kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 172.996514] active_anon:6591 inactive_anon:6070 isolated_anon:0 [ 172.996514] active_file:104 inactive_file:747 isolated_file:0 [ 172.996514] unevictable:0 dirty:0 writeback:0 unstable:0 [ 172.996514] slab_reclaimable:11386 slab_unreclaimable:114356 [ 172.996514] mapped:2632 shmem:6244 pagetables:476 bounce:0 [ 172.996514] free:90855 free_pcp:650 free_cma:0 [ 173.003409] CPU: 1 PID: 10022 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 173.040900] Node 0 active_anon:25628kB inactive_anon:24272kB active_file:140kB inactive_file:600kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8540kB dirty:0kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 173.044238] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 173.044242] Call Trace: [ 173.044256] dump_stack+0xf7/0x13b [ 173.044264] warn_alloc.cold.110+0xa2/0x1be [ 173.044272] ? zone_watermark_ok_safe+0x260/0x260 [ 173.044281] ? rcu_read_lock_sched_held+0x108/0x120 [ 173.044289] ? call_timer_fn+0x570/0x570 [ 173.044301] __alloc_pages_slowpath+0x2052/0x2650 [ 173.044317] ? warn_alloc+0x100/0x100 [ 173.076506] Node 1 active_anon:792kB inactive_anon:8kB active_file:1344kB inactive_file:1444kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:828kB dirty:0kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 173.081298] ? get_page_from_freelist+0x26e/0x23b0 [ 173.083859] Node 0 [ 173.087381] ? __might_sleep+0x93/0xb0 [ 173.087389] __alloc_pages_nodemask+0x60d/0x770 [ 173.087397] ? __alloc_pages_slowpath+0x2650/0x2650 [ 173.087407] ? add_mm_counter_fast+0xc0/0xc0 [ 173.087416] alloc_pages_vma+0xad/0x420 [ 173.087424] __handle_mm_fault+0x1781/0x37d0 [ 173.091724] DMA free:10552kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:16kB inactive_file:332kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 173.096652] ? copy_page_range+0x1d10/0x1d10 [ 173.096664] ? find_held_lock+0x36/0x1d0 [ 173.096686] handle_mm_fault+0x234/0x6e0 [ 173.101668] lowmem_reserve[]: [ 173.105707] ? find_vma+0x1a/0x150 [ 173.105716] __do_page_fault+0x44d/0xb00 [ 173.105720] ? trace_hardirqs_on+0x10/0x10 [ 173.105728] ? vmalloc_fault+0xc90/0xc90 [ 173.110567] 0 [ 173.114349] do_page_fault+0x64/0x3fb [ 173.141055] 2570 [ 173.145959] page_fault+0x25/0x50 [ 173.145968] RIP: 0010:__put_user_4+0x1c/0x30 [ 173.148202] 2570 [ 173.152078] RSP: 0018:ffff8881f7eafa58 EFLAGS: 00010293 [ 173.156784] 2570 [ 173.166138] 2570 [ 173.170076] RAX: 0000000000000000 RBX: 00007fffffffeffd RCX: 000000000171ec10 [ 173.200296] RDX: 1ffff110121038cf RSI: 0000000000000001 RDI: 000000000171ec10 [ 173.200300] RBP: ffff8881f7eafa80 R08: 0000000000000001 R09: 0000000000000000 [ 173.200302] R10: 0000000000000000 R11: ffff88809081c0c0 R12: ffff88809081c0c0 [ 173.200305] R13: ffff88809081c678 R14: ffff8880a0db1840 R15: 0000000000000000 [ 173.200329] ? mm_release+0x212/0x2a0 [ 173.200336] exit_mm_release+0x1d/0x30 [ 173.204720] Node 0 [ 173.208766] do_exit+0x540/0x2cc0 [ 173.208773] ? trace_hardirqs_off+0x10/0x10 [ 173.208782] ? mm_update_next_owner+0x630/0x630 [ 173.212845] DMA32 free:50844kB min:36384kB low:45480kB high:54576kB active_anon:25624kB inactive_anon:24272kB active_file:324kB inactive_file:128kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6848kB pagetables:1764kB bounce:0kB free_pcp:1368kB local_pcp:652kB free_cma:0kB [ 173.215941] ? find_held_lock+0x36/0x1d0 [ 173.215951] ? get_signal+0x2ad/0x1b30 [ 173.215956] ? lock_downgrade+0x7f0/0x7f0 [ 173.215965] do_group_exit+0xf4/0x2f0 [ 173.215972] get_signal+0x2fe/0x1b30 [ 173.215979] ? __do_fault+0xf3/0x340 [ 173.215988] ? mem_cgroup_select_victim_node+0x2c0/0x2c0 [ 173.215999] do_signal+0x7f/0x19a0 [ 173.219512] lowmem_reserve[]: [ 173.223549] ? find_held_lock+0x36/0x1d0 [ 173.227781] 0 [ 173.231819] ? pagefault_out_of_memory+0xa4/0xbe [ 173.233596] 0 [ 173.237373] ? out_of_memory+0x1030/0x1030 [ 173.237381] ? setup_sigcontext+0x7d0/0x7d0 [ 173.237394] ? __do_page_fault+0x90b/0xb00 [ 173.237403] ? exit_to_usermode_loop+0x3a/0x1b0 [ 173.237411] exit_to_usermode_loop+0x114/0x1b0 [ 173.237418] prepare_exit_to_usermode+0x16a/0x1b0 [ 173.237426] ? page_fault+0x2f/0x50 [ 173.239460] 0 [ 173.242889] retint_user+0x8/0x18 [ 173.247293] 0 [ 173.249443] RIP: 0033:0x40ea90 [ 173.254789] 0 [ 173.256827] RSP: 002b:00007ffce8968d68 EFLAGS: 00010246 [ 173.256832] RAX: 0000000000029688 RBX: 000000000076bf20 RCX: 0000000000029428 [ 173.256835] RDX: 0000000000000260 RSI: 0000000000000000 RDI: 000000000076bf20 [ 173.256838] RBP: 0000000000000001 R08: 00ffffffffffffff R09: 00ffffffffffffff [ 173.256840] R10: 00007ffce8968e40 R11: 0000000000000246 R12: 000000000076c920 [ 173.256843] R13: 000000000076c920 R14: 00000000000293d8 R15: 000000000076bfcc [ 173.275628] Node 0 [ 173.367461] DMA free:10672kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:16kB inactive_file:256kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 173.367465] lowmem_reserve[]: [ 173.381308] Node 0 [ 173.405613] 0 [ 173.445824] 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 [ 173.455712] 2570 [ 173.461432] lowmem_reserve[]: [ 173.480771] 2570 [ 173.505617] 0 0 0 0 0 [ 173.555178] Node 1 Normal free:312748kB min:53504kB low:66880kB high:80256kB active_anon:792kB inactive_anon:8kB active_file:1212kB inactive_file:2076kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:352kB pagetables:152kB bounce:0kB free_pcp:908kB local_pcp:272kB free_cma:0kB [ 173.585599] 2570 2570 [ 173.587805] lowmem_reserve[]: 0 [ 173.588109] Node 0 DMA32 free:44520kB min:36384kB low:45480kB high:54576kB active_anon:25624kB inactive_anon:24272kB active_file:324kB inactive_file:828kB unevictable:0kB writepending:148kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6848kB pagetables:1764kB bounce:0kB free_pcp:936kB local_pcp:740kB free_cma:0kB [ 173.591376] 0 0 0 0 [ 173.627169] Node 0 DMA: 21*4kB (UM) 41*8kB (UME) 11*16kB (UM) 13*32kB (UME) 5*64kB (UE) 4*128kB (UME) 2*256kB (UE) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10540kB [ 173.647241] Node 0 DMA32: 526*4kB (ME) 330*8kB (UME) 310*16kB (UME) 210*32kB (UME) 271*64kB (UME) 16*128kB (UME) 2*256kB (UE) 14*512kB (UE) 0*1024kB 0*2048kB 0*4096kB = 43496kB [ 173.664740] 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 [ 173.679208] Node 1 Normal: 1283*4kB (U) 1452*8kB (UE) 508*16kB (UME) 546*32kB (UE) 1701*64kB (UME) 838*128kB (UE) 108*256kB (UME) 42*512kB (UME) 5*1024kB (UM) 0*2048kB 0*4096kB = 312748kB [ 173.705623] lowmem_reserve[]: 0 0 0 0 0 [ 173.709657] 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 [ 173.715773] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 173.776864] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 173.785476] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 173.795598] lowmem_reserve[]: 0 0 0 0 0 [ 173.796624] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 173.799604] Node 1 [ 173.810325] 7517 total pagecache pages [ 173.825615] Normal free:312748kB min:53504kB low:66880kB high:80256kB active_anon:792kB inactive_anon:8kB active_file:1212kB inactive_file:2076kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:320kB pagetables:152kB bounce:0kB free_pcp:896kB local_pcp:636kB free_cma:0kB [ 173.828817] 0 pages in swap cache [ 173.860815] Swap cache stats: add 0, delete 0, find 0/0 [ 173.880500] Free swap = 0kB [ 173.883548] Total swap = 0kB [ 173.898810] 1965979 pages RAM [ 173.901940] 0 pages HighMem/MovableOnly [ 173.918772] 335857 pages reserved [ 173.922248] 0 pages cma reserved [ 173.925876] lowmem_reserve[]: 0 0 0 0 0 [ 173.929872] Node 0 DMA: 21*4kB (UM) 41*8kB (UME) 11*16kB (UM) 13*32kB (UME) 5*64kB (UE) 4*128kB (UME) 2*256kB (UE) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10540kB [ 173.975618] Node 0 DMA32: 638*4kB (UME) 428*8kB (UME) 115*16kB (UME) 87*32kB (UME) 275*64kB (UME) 16*128kB (UME) 2*256kB (UE) 14*512kB (UE) 0*1024kB 0*2048kB 0*4096kB = 37928kB [ 174.005686] 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 [ 174.029056] Node 1 Normal: 0*4kB 2*8kB (UE) 314*16kB (UME) 566*32kB (UE) 1702*64kB (UME) 838*128kB (UE) 108*256kB (UME) 42*512kB (UME) 5*1024kB (UM) 0*2048kB 0*4096kB = 293616kB [ 174.098141] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 174.107509] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 174.121733] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 174.131746] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 174.145177] 7752 total pagecache pages [ 174.150906] 0 pages in swap cache [ 174.160302] Swap cache stats: add 0, delete 0, find 0/0 [ 174.166279] Free swap = 0kB [ 174.180419] Total swap = 0kB [ 174.189901] 1965979 pages RAM [ 174.193090] 0 pages HighMem/MovableOnly 2020/09/03 14:28:18 executed programs: 45 [ 174.206930] 335857 pages reserved [ 174.211589] 0 pages cma reserved [ 174.220181] Out of memory: Kill process 10068 (syz-executor.1) score 999 or sacrifice child [ 174.268391] device veth1_vlan entered promiscuous mode [ 174.300853] chnl_net:caif_netlink_parms(): no params data found [ 174.323604] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 174.381329] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready [ 174.390167] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 174.436364] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 174.474026] syz-executor.1: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 174.507082] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 174.522972] CPU: 1 PID: 10151 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 174.530885] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 174.540222] Call Trace: [ 174.542788] dump_stack+0xf7/0x13b [ 174.546307] warn_alloc.cold.110+0xa2/0x1be [ 174.550603] ? zone_watermark_ok_safe+0x260/0x260 [ 174.555428] ? __alloc_pages_direct_compact+0xc2/0x330 [ 174.560684] __alloc_pages_slowpath+0x2052/0x2650 [ 174.565509] ? trace_hardirqs_off+0x10/0x10 [ 174.569811] ? warn_alloc+0x100/0x100 [ 174.573590] ? get_page_from_freelist+0x9ee/0x23b0 [ 174.578498] ? __might_sleep+0x93/0xb0 [ 174.582377] __alloc_pages_nodemask+0x60d/0x770 [ 174.587024] ? __alloc_pages_slowpath+0x2650/0x2650 [ 174.592018] ? wait_for_completion+0x440/0x440 [ 174.596595] alloc_pages_current+0xd6/0x1b0 [ 174.600907] ion_page_pool_alloc+0x102/0x180 [ 174.605289] ion_system_heap_allocate+0x14e/0x930 [ 174.610151] ? ion_system_heap_free+0x270/0x270 [ 174.614821] ion_alloc+0x216/0x770 [ 174.618343] ? ion_dma_buf_release+0x40/0x40 [ 174.622730] ? kasan_check_write+0x14/0x20 [ 174.626943] ion_ioctl+0xe2/0x1b6 [ 174.630373] ? ion_alloc.cold.15+0x32/0x32 [ 174.634589] do_vfs_ioctl+0x180/0xfb0 [ 174.638366] ? __fget+0x1ad/0x2f0 [ 174.641799] ? ioctl_preallocate+0x1a0/0x1a0 [ 174.646183] ? __fget+0x1ca/0x2f0 [ 174.649615] ? security_file_ioctl+0x6a/0xa0 [ 174.654002] ? SyS_clock_settime+0x1a0/0x1a0 [ 174.658384] ? security_file_ioctl+0x6a/0xa0 [ 174.662770] SyS_ioctl+0x74/0x80 [ 174.666111] ? do_vfs_ioctl+0xfb0/0xfb0 [ 174.670077] do_syscall_64+0x1c7/0x5b0 [ 174.673967] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 174.678788] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 174.683955] RIP: 0033:0x45c529 [ 174.687139] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 174.694840] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 174.702089] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 174.709338] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 174.716583] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 174.723826] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 174.756423] warn_alloc_show_mem: 1 callbacks suppressed [ 174.756426] Mem-Info: [ 174.764497] active_anon:6611 inactive_anon:6070 isolated_anon:0 [ 174.764497] active_file:204 inactive_file:176 isolated_file:30 [ 174.764497] unevictable:0 dirty:55 writeback:0 unstable:0 [ 174.764497] slab_reclaimable:11388 slab_unreclaimable:116354 [ 174.764497] mapped:2480 shmem:6244 pagetables:508 bounce:0 [ 174.764497] free:13671 free_pcp:156 free_cma:0 [ 174.798507] Node 0 active_anon:25636kB inactive_anon:24272kB active_file:572kB inactive_file:504kB unevictable:0kB isolated(anon):0kB isolated(file):100kB mapped:9480kB dirty:204kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 174.826570] Node 1 active_anon:808kB inactive_anon:8kB active_file:244kB inactive_file:200kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:340kB dirty:16kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 174.853733] Node 0 DMA free:10384kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:8kB inactive_file:224kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 174.888385] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 174.893458] Node 0 DMA32 free:18180kB min:36384kB low:45480kB high:54576kB active_anon:25632kB inactive_anon:24272kB active_file:468kB inactive_file:160kB unevictable:0kB writepending:204kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6848kB pagetables:1764kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 174.922593] lowmem_reserve[]: 0 0 0 0 0 [ 174.926607] 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 [ 174.954712] lowmem_reserve[]: 0 0 0 0 0 [ 174.961746] Node 1 Normal free:27084kB min:53504kB low:66880kB high:80256kB active_anon:724kB inactive_anon:8kB active_file:64kB inactive_file:36kB unevictable:0kB writepending:28kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:448kB pagetables:120kB bounce:0kB free_pcp:116kB local_pcp:112kB free_cma:0kB [ 174.990432] lowmem_reserve[]: 0 0 0 0 0 [ 174.994429] Node 0 DMA: 3*4kB (M) 31*8kB (UME) 11*16kB (UM) 13*32kB (UME) 6*64kB (UME) 5*128kB (UME) 2*256kB (UE) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10580kB [ 175.002267] syz-executor.1 invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask= [ 175.033471] Node 0 [ 175.033755] (null) [ 175.058702] DMA32: 824*4kB (UME) 324*8kB (UME) 102*16kB (ME) 37*32kB (ME) 18*64kB (UME) 5*128kB (UME) 2*256kB (UE) 14*512kB (UE) 0*1024kB 0*2048kB 0*4096kB = 18176kB [ 175.074448] , order=0, oom_score_adj=1000 [ 175.094052] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 175.098020] 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 [ 175.117709] CPU: 1 PID: 10150 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 175.125609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.134959] Call Trace: [ 175.137547] dump_stack+0xf7/0x13b [ 175.140822] Node 1 Normal: [ 175.141076] dump_header+0x160/0x63f [ 175.141078] 28*4kB (UME) [ 175.143992] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 175.154664] 22*8kB [ 175.155512] ? ___ratelimit+0x243/0x519 [ 175.155518] ? do_raw_spin_unlock+0x16a/0x250 [ 175.155527] oom_kill_process.cold.24+0xb/0xa1a [ 175.155532] ? out_of_memory+0x7f9/0x1030 [ 175.157746] (UME) [ 175.161701] ? lock_downgrade+0x7f0/0x7f0 [ 175.177364] 14*16kB (UME) 17*32kB (UME) [ 175.181265] out_of_memory+0x2b0/0x1030 [ 175.181274] ? oom_killer_disable+0x1a0/0x1a0 [ 175.185316] 17*64kB [ 175.189270] ? __alloc_pages_slowpath+0xb69/0x2650 [ 175.189276] __alloc_pages_slowpath+0x1ef3/0x2650 [ 175.189292] ? warn_alloc+0x100/0x100 [ 175.189298] ? get_page_from_freelist+0x26e/0x23b0 [ 175.189311] ? __might_sleep+0x93/0xb0 [ 175.195815] (UME) [ 175.196090] __alloc_pages_nodemask+0x60d/0x770 [ 175.200990] 12*128kB [ 175.205813] ? __alloc_pages_slowpath+0x2650/0x2650 [ 175.205818] ? lock_downgrade+0x7f0/0x7f0 [ 175.205836] alloc_pages_current+0xd6/0x1b0 [ 175.209605] (ME) [ 175.214522] __page_cache_alloc+0x1da/0x330 [ 175.218408] 10*256kB [ 175.220513] filemap_fault+0xbc5/0x1ae0 [ 175.225153] (ME) [ 175.227563] ? __lock_page_or_retry+0x820/0x820 [ 175.227572] ? lock_acquire+0x173/0x400 [ 175.227579] ? ext4_filemap_fault+0x75/0xb0 [ 175.227591] ext4_filemap_fault+0x7d/0xb0 [ 175.232609] 38*512kB [ 175.236742] __do_fault+0xf3/0x340 [ 175.236748] __handle_mm_fault+0x2191/0x37d0 [ 175.236753] ? trace_hardirqs_on_caller+0x40c/0x580 [ 175.236758] ? copy_page_range+0x1d10/0x1d10 [ 175.236763] ? find_held_lock+0x36/0x1d0 [ 175.236778] handle_mm_fault+0x234/0x6e0 [ 175.236782] ? find_vma+0xe2/0x150 [ 175.241076] (UME) [ 175.243120] __do_page_fault+0x44d/0xb00 [ 175.247429] 1*1024kB [ 175.249807] ? vmalloc_fault+0xc90/0xc90 [ 175.253745] (M) 0*2048kB [ 175.255789] ? entry_SYSCALL_64_after_hwframe+0x56/0xbb [ 175.255794] ? page_fault+0x2f/0x50 [ 175.255800] do_page_fault+0x64/0x3fb [ 175.255806] ? page_fault+0x2f/0x50 [ 175.260447] 0*4096kB [ 175.264406] page_fault+0x45/0x50 [ 175.268720] = 26720kB [ 175.272827] RIP: 0033:0x45a9f1 [ 175.275211] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 175.278723] RSP: 002b:00007ffd8980b600 EFLAGS: 00010293 [ 175.278729] RAX: 0000000000000000 RBX: 000000000002ac2d RCX: 000000000045a9f1 [ 175.278732] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffd8980b610 [ 175.278735] RBP: 0000000000000001 R08: 00ffffffffffffff R09: 00ffffffffffffff [ 175.278738] R10: 00007ffd8980b700 R11: 0000000000000293 R12: 000000000076bf20 [ 175.278741] R13: 000000000076c920 R14: 000000000002a97b R15: 000000000076bfcc [ 175.292288] Mem-Info: [ 175.298758] syz-executor.3: [ 175.305124] active_anon:6586 inactive_anon:6070 isolated_anon:0 [ 175.305124] active_file:28 inactive_file:3 isolated_file:0 [ 175.305124] unevictable:0 dirty:1 writeback:0 unstable:0 [ 175.305124] slab_reclaimable:11414 slab_unreclaimable:116363 [ 175.305124] mapped:2155 shmem:6244 pagetables:471 bounce:0 [ 175.305124] free:13779 free_pcp:29 free_cma:0 [ 175.305219] page allocation failure: order:0 [ 175.314223] Node 0 active_anon:25620kB inactive_anon:24272kB active_file:64kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8620kB dirty:0kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 175.327798] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 175.340183] Node 1 active_anon:724kB inactive_anon:8kB active_file:48kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:4kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 175.362077] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 175.376902] Node 0 [ 175.384721] , mode:0x14040c0(GFP_KERNEL|__GFP_COMP), nodemask= [ 175.384959] 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:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 175.399718] (null) [ 175.414583] lowmem_reserve[]: [ 175.445417] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 175.491325] 0 [ 175.505239] syz-executor.0: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 175.505257] syz-executor.0 cpuset=/ mems_allowed=0-1 [ 175.505274] CPU: 0 PID: 10023 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 175.527231] 2570 [ 175.548365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.548370] Call Trace: [ 175.548385] dump_stack+0xf7/0x13b [ 175.548394] warn_alloc.cold.110+0xa2/0x1be [ 175.548401] ? zone_watermark_ok_safe+0x260/0x260 [ 175.548405] ? usleep_range+0x120/0x120 [ 175.548411] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 175.548420] ? call_timer_fn+0x570/0x570 [ 175.548428] ? unreserve_highatomic_pageblock+0x315/0x450 [ 175.548439] __alloc_pages_slowpath+0x2052/0x2650 [ 175.548455] ? warn_alloc+0x100/0x100 [ 175.548463] ? get_page_from_freelist+0x26e/0x23b0 [ 175.548477] ? __might_sleep+0x93/0xb0 [ 175.548484] __alloc_pages_nodemask+0x60d/0x770 [ 175.548488] ? retint_kernel+0x2d/0x2d [ 175.548496] ? __alloc_pages_slowpath+0x2650/0x2650 [ 175.548506] ? wait_for_completion+0x440/0x440 [ 175.548515] alloc_pages_current+0xd6/0x1b0 [ 175.548523] ion_page_pool_alloc+0x102/0x180 [ 175.548528] ion_system_heap_allocate+0x14e/0x930 [ 175.548534] ? do_raw_spin_unlock+0x16a/0x250 [ 175.548540] ? ion_system_heap_free+0x270/0x270 [ 175.548550] ion_alloc+0x27f/0x770 [ 175.548559] ? ion_dma_buf_release+0x40/0x40 [ 175.548568] ? kasan_check_write+0x14/0x20 [ 175.548575] ion_ioctl+0xe2/0x1b6 [ 175.548581] ? ion_alloc.cold.15+0x32/0x32 [ 175.548592] do_vfs_ioctl+0x180/0xfb0 [ 175.573134] 2570 [ 175.576584] ? __fget+0x1ad/0x2f0 [ 175.576594] ? ioctl_preallocate+0x1a0/0x1a0 [ 175.576602] ? __fget+0x1ca/0x2f0 [ 175.576612] ? security_file_ioctl+0x6a/0xa0 [ 175.576619] ? SyS_clock_settime+0x1a0/0x1a0 [ 175.576622] ? security_file_ioctl+0x6a/0xa0 [ 175.576628] SyS_ioctl+0x74/0x80 [ 175.576633] ? do_vfs_ioctl+0xfb0/0xfb0 [ 175.576640] do_syscall_64+0x1c7/0x5b0 [ 175.576644] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 175.576654] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 175.576659] RIP: 0033:0x45c529 [ 175.576662] RSP: 002b:00007f45f6580c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 175.576668] RAX: ffffffffffffffda RBX: 00007f45f65816d4 RCX: 000000000045c529 [ 175.576670] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 175.576673] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 175.576676] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 175.576678] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 175.578708] syz-executor.3 cpuset= [ 175.601450] 2570 [ 175.605787] / [ 175.623902] 2570 [ 175.627558] 6275 total pagecache pages [ 175.654885] mems_allowed=0-1 [ 175.674814] Node 0 [ 175.677507] 0 pages in swap cache [ 175.701254] DMA32 free:18148kB min:36384kB low:45480kB high:54576kB active_anon:25616kB inactive_anon:24272kB active_file:52kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6848kB pagetables:1764kB bounce:0kB free_pcp:116kB local_pcp:0kB free_cma:0kB [ 175.715595] CPU: 0 PID: 9997 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 175.785540] lowmem_reserve[]: [ 175.790877] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.845558] 0 [ 175.864627] Call Trace: [ 175.864643] dump_stack+0xf7/0x13b [ 175.864652] warn_alloc.cold.110+0xa2/0x1be [ 175.864658] ? zone_watermark_ok_safe+0x260/0x260 [ 175.864663] ? usleep_range+0x120/0x120 [ 175.864669] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 175.864677] ? call_timer_fn+0x570/0x570 [ 175.864684] ? unreserve_highatomic_pageblock+0x315/0x450 [ 175.864695] __alloc_pages_slowpath+0x2052/0x2650 [ 175.864711] ? warn_alloc+0x100/0x100 [ 175.864719] ? get_page_from_freelist+0x26e/0x23b0 [ 175.864731] ? __might_sleep+0x93/0xb0 [ 175.864739] __alloc_pages_nodemask+0x60d/0x770 [ 175.942751] ? __alloc_pages_slowpath+0x2650/0x2650 [ 175.947777] ? cache_grow_begin+0x332/0x3f0 [ 175.952115] cache_grow_begin+0x80/0x3f0 [ 175.956188] fallback_alloc+0x203/0x2c0 [ 175.960170] ____cache_alloc_node+0x1c7/0x1e0 [ 175.964675] kmem_cache_alloc_node_trace+0xe7/0x780 [ 175.969714] alloc_vmap_area+0xf3/0x920 [ 175.973798] ? __lock_is_held+0xb5/0x140 [ 175.976148] 0 0 0 0 [ 175.977875] ? purge_vmap_area_lazy+0x40/0x40 [ 175.977887] __get_vm_area_node+0xce/0x2e0 [ 175.984671] vmap+0x8e/0x110 [ 175.991884] ? ion_heap_clear_pages+0x16/0x50 [ 175.996374] ion_heap_clear_pages+0x16/0x50 [ 176.000703] ion_heap_sglist_zero+0x15b/0x220 [ 176.005205] ? ion_heap_deferred_free+0x490/0x490 [ 176.010049] ? ion_page_pool_free+0x1ca/0x260 [ 176.014553] ? lock_downgrade+0x7f0/0x7f0 [ 176.018726] ion_heap_buffer_zero+0xae/0x110 [ 176.023136] ion_system_heap_free+0x1ee/0x270 [ 176.027637] ion_buffer_destroy+0x120/0x180 [ 176.028375] 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 [ 176.031955] _ion_heap_freelist_drain+0x25e/0x380 [ 176.031960] ? ion_system_heap_free+0x270/0x270 [ 176.066709] ion_heap_freelist_drain+0xb/0x10 [ 176.071210] ion_alloc+0x245/0x770 [ 176.074755] ? ion_dma_buf_release+0x40/0x40 [ 176.079163] ? kasan_check_write+0x14/0x20 [ 176.083399] ion_ioctl+0xe2/0x1b6 [ 176.086856] ? ion_alloc.cold.15+0x32/0x32 [ 176.091093] do_vfs_ioctl+0x180/0xfb0 [ 176.094894] ? __fget+0x1ad/0x2f0 [ 176.098343] ? ioctl_preallocate+0x1a0/0x1a0 [ 176.102750] ? __fget+0x1ca/0x2f0 [ 176.106204] ? security_file_ioctl+0x6a/0xa0 [ 176.110612] ? SyS_clock_settime+0x1a0/0x1a0 [ 176.115016] ? security_file_ioctl+0x6a/0xa0 [ 176.119429] SyS_ioctl+0x74/0x80 [ 176.122788] ? do_vfs_ioctl+0xfb0/0xfb0 [ 176.125528] lowmem_reserve[]: [ 176.126749] do_syscall_64+0x1c7/0x5b0 [ 176.126751] 0 0 [ 176.129840] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 176.133709] 0 [ 176.135667] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 176.135672] RIP: 0033:0x45c529 [ 176.135675] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 176.135680] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 176.135683] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 176.135686] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 176.135688] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 176.135691] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 176.147398] Swap cache stats: add 0, delete 0, find 0/0 [ 176.195717] 0 [ 176.201614] Free swap = 0kB [ 176.208379] Total swap = 0kB [ 176.221283] 0 [ 176.223129] 1965979 pages RAM [ 176.223135] 0 pages HighMem/MovableOnly [ 176.227458] device veth0_macvtap entered promiscuous mode [ 176.232219] 335857 pages reserved [ 176.243872] 0 pages cma reserved [ 176.247198] Node 1 Normal free:975816kB min:53504kB low:66880kB high:80256kB active_anon:724kB inactive_anon:8kB active_file:32kB inactive_file:92kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:416kB pagetables:120kB bounce:0kB free_pcp:708kB local_pcp:708kB free_cma:0kB [ 176.279353] warn_alloc_show_mem: 1 callbacks suppressed [ 176.279356] Mem-Info: [ 176.281194] device veth1_macvtap entered promiscuous mode [ 176.306943] active_anon:6586 inactive_anon:6070 isolated_anon:0 [ 176.306943] active_file:89 inactive_file:1280 isolated_file:0 [ 176.306943] unevictable:0 dirty:0 writeback:0 unstable:0 [ 176.306943] slab_reclaimable:11411 slab_unreclaimable:116190 [ 176.306943] mapped:3030 shmem:6244 pagetables:471 bounce:0 [ 176.306943] free:275862 free_pcp:613 free_cma:0 [ 176.320193] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 176.370253] lowmem_reserve[]: 0 0 0 0 0 [ 176.378706] Node 0 DMA: 3*4kB (UM) 4*8kB (UME) 7*16kB (U) 12*32kB (UME) 6*64kB (UME) 4*128kB (UME) 3*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10396kB [ 176.405604] Node 0 DMA32: 898*4kB (UME) 259*8kB (UME) 120*16kB (UME) 239*32kB (UME) 1033*64kB (UME) 42*128kB (UE) 44*256kB (UME) 16*512kB (UE) 4*1024kB (UM) 0*2048kB 0*4096kB = 110272kB [ 176.427876] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 176.452430] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 176.466316] Node 0 active_anon:25620kB inactive_anon:24272kB active_file:1524kB inactive_file:3828kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:12320kB dirty:0kB writeback:0kB shmem:24968kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 176.469209] Node 0 [ 176.509962] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 176.552316] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 176.555495] Node 1 active_anon:724kB inactive_anon:8kB active_file:32kB inactive_file:92kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 176.577456] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 176.603916] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 176.614643] Node 0 DMA free:10436kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 176.618727] Node 1 [ 176.647521] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 176.663807] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 176.673073] Normal: 12133*4kB (UME) 901*8kB (UME) 1030*16kB (UME) 963*32kB (UME) 1655*64kB (UME) 893*128kB (UME) 230*256kB (UME) 90*512kB (UME) 481*1024kB (UM) 63*2048kB (U) 1*4096kB (U) = 1053884kB [ 176.685491] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 176.699142] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 176.705999] Node 0 DMA32 free:45052kB min:36384kB low:45480kB high:54576kB active_anon:25616kB inactive_anon:24272kB active_file:2792kB inactive_file:2528kB unevictable:0kB writepending:148kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6848kB pagetables:1764kB bounce:0kB free_pcp:908kB local_pcp:240kB free_cma:0kB [ 176.712607] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 176.751472] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 176.760587] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 176.773115] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 176.775487] lowmem_reserve[]: 0 0 0 0 0 [ 176.782623] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 176.796034] 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 [ 176.798303] 7608 total pagecache pages [ 176.830969] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready [ 176.838339] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 176.849506] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 176.855516] lowmem_reserve[]: 0 0 0 0 0 [ 176.860790] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 176.864499] Node 1 Normal free:962596kB min:53504kB low:66880kB high:80256kB active_anon:724kB inactive_anon:8kB active_file:32kB inactive_file:92kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:416kB pagetables:120kB bounce:0kB free_pcp:760kB local_pcp:204kB free_cma:0kB [ 176.864511] lowmem_reserve[]: 0 0 0 0 0 [ 176.864524] Node 0 DMA: [ 176.878033] 0 pages in swap cache [ 176.913467] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 176.929049] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 176.943871] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 176.954529] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 176.963944] 13*4kB (UM) 4*8kB (UME) 7*16kB (U) 12*32kB (UME) 6*64kB (UME) 4*128kB (UME) 3*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10436kB [ 176.967792] Swap cache stats: add 0, delete 0, find 0/0 [ 176.988354] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 176.995505] Node 0 DMA32: 439*4kB (UE) 190*8kB (ME) 68*16kB (UME) 49*32kB (UME) 162*64kB (UME) 43*128kB (UE) 44*256kB (UME) 16*512kB (UE) 4*1024kB (UM) 0*2048kB 0*4096kB = 45356kB [ 176.999884] Free swap = 0kB [ 177.018522] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 177.028829] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 [ 177.037788] 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 [ 177.039358] Total swap = 0kB [ 177.053383] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 177.063145] 1965979 pages RAM [ 177.067334] Node 1 Normal: 16*4kB (ME) 3*8kB (UE) 4*16kB (UME) 15*32kB (ME) 384*64kB (UME) 893*128kB (UME) 230*256kB (UME) 90*512kB (UME) 481*1024kB (UM) 63*2048kB (U) 1*4096kB (U) = 870136kB [ 177.067832] 0 pages HighMem/MovableOnly [ 177.093140] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready [ 177.101168] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 177.108582] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 177.117638] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 177.120309] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 177.125269] 335857 pages reserved [ 177.151993] 0 pages cma reserved [ 177.157776] Out of memory: Kill process 10150 (syz-executor.1) score 999 or sacrifice child [ 177.162051] bridge0: port 1(bridge_slave_0) entered blocking state [ 177.174168] Killed process 10150 (syz-executor.1) total-vm:40016kB, anon-rss:88kB, file-rss:0kB, shmem-rss:0kB [ 177.184460] bridge0: port 1(bridge_slave_0) entered disabled state [ 177.187375] oom_reaper: reaped process 10150 (syz-executor.1), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 177.195130] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 177.223993] device bridge_slave_0 entered promiscuous mode [ 177.251627] bridge0: port 2(bridge_slave_1) entered blocking state [ 177.261453] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 177.280706] bridge0: port 2(bridge_slave_1) entered disabled state [ 177.295617] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 177.309767] device bridge_slave_1 entered promiscuous mode [ 177.323568] 9410 total pagecache pages [ 177.338095] 0 pages in swap cache [ 177.353360] Swap cache stats: add 0, delete 0, find 0/0 [ 177.376738] Free swap = 0kB [ 177.386495] Total swap = 0kB [ 177.394742] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 177.415646] 1965979 pages RAM [ 177.418781] 0 pages HighMem/MovableOnly [ 177.422762] 335857 pages reserved [ 177.436805] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 177.445538] 0 pages cma reserved [ 177.496232] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 177.503610] team0: Port device team_slave_0 added [ 177.527212] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 177.550175] team0: Port device team_slave_1 added [ 177.780648] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 177.796139] 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. [ 177.821685] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 177.855363] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 177.883675] 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. [ 177.933935] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 177.950504] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 177.974666] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 178.050907] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 178.072620] device hsr_slave_0 entered promiscuous mode [ 178.080741] device hsr_slave_1 entered promiscuous mode [ 178.094266] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 178.096659] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 178.104042] syz-executor.0: [ 178.106262] syz-executor.0: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 178.106278] syz-executor.0 cpuset=/ [ 178.115956] page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 178.145652] CPU: 1 PID: 10191 Comm: syz-executor.5 Not tainted 4.14.196-syzkaller #0 [ 178.153596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 178.160618] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 178.162949] Call Trace: [ 178.162963] dump_stack+0xf7/0x13b [ 178.162973] warn_alloc.cold.110+0xa2/0x1be [ 178.162979] ? zone_watermark_ok_safe+0x260/0x260 [ 178.162988] ? __lock_is_held+0xb5/0x140 [ 178.189104] ? __alloc_pages_direct_compact+0x28d/0x330 [ 178.194613] __alloc_pages_slowpath+0x2052/0x2650 [ 178.197635] syz-executor.0 cpuset= [ 178.199465] ? trace_hardirqs_off+0x10/0x10 [ 178.199477] ? warn_alloc+0x100/0x100 [ 178.199484] ? get_page_from_freelist+0x9ee/0x23b0 [ 178.211930] / [ 178.216305] ? __might_sleep+0x93/0xb0 [ 178.221895] __alloc_pages_nodemask+0x60d/0x770 [ 178.226576] ? __alloc_pages_slowpath+0x2650/0x2650 [ 178.228487] mems_allowed=0-1 [ 178.231608] ? wait_for_completion+0x440/0x440 [ 178.231620] alloc_pages_current+0xd6/0x1b0 [ 178.231628] ion_page_pool_alloc+0x102/0x180 [ 178.248002] ion_system_heap_allocate+0x14e/0x930 [ 178.252852] ? ion_system_heap_free+0x270/0x270 [ 178.257526] ion_alloc+0x216/0x770 [ 178.261067] ? ion_dma_buf_release+0x40/0x40 [ 178.265480] ? kasan_check_write+0x14/0x20 [ 178.269714] ion_ioctl+0xe2/0x1b6 [ 178.273173] ? ion_alloc.cold.15+0x32/0x32 [ 178.277410] do_vfs_ioctl+0x180/0xfb0 [ 178.281207] ? __fget+0x1ad/0x2f0 [ 178.284659] ? ioctl_preallocate+0x1a0/0x1a0 [ 178.289072] ? __fget+0x1ca/0x2f0 [ 178.292529] ? security_file_ioctl+0x6a/0xa0 [ 178.296935] ? SyS_clock_settime+0x1a0/0x1a0 [ 178.301338] ? security_file_ioctl+0x6a/0xa0 [ 178.305742] SyS_ioctl+0x74/0x80 [ 178.309097] ? do_vfs_ioctl+0xfb0/0xfb0 [ 178.313053] do_syscall_64+0x1c7/0x5b0 [ 178.316916] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 178.321738] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 178.326930] RIP: 0033:0x45c529 [ 178.330098] RSP: 002b:00007f7f2f42dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 178.337780] RAX: ffffffffffffffda RBX: 00007f7f2f42e6d4 RCX: 000000000045c529 [ 178.345028] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 178.352274] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 178.359521] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 178.366791] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 178.374050] CPU: 0 PID: 10190 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 178.381944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 178.391386] Call Trace: [ 178.393974] dump_stack+0xf7/0x13b [ 178.395504] mems_allowed=0-1 [ 178.397511] warn_alloc.cold.110+0xa2/0x1be [ 178.404904] ? zone_watermark_ok_safe+0x260/0x260 [ 178.409730] ? __lock_is_held+0xb5/0x140 [ 178.413773] ? __alloc_pages_direct_compact+0x28d/0x330 [ 178.419123] __alloc_pages_slowpath+0x2052/0x2650 [ 178.423964] ? trace_hardirqs_off+0x10/0x10 [ 178.428285] ? warn_alloc+0x100/0x100 [ 178.432083] ? get_page_from_freelist+0x9ee/0x23b0 [ 178.437006] ? __might_sleep+0x93/0xb0 [ 178.440899] __alloc_pages_nodemask+0x60d/0x770 [ 178.445550] ? trace_hardirqs_off+0x10/0x10 [ 178.449862] ? __alloc_pages_slowpath+0x2650/0x2650 [ 178.454868] ? wait_for_completion+0x440/0x440 [ 178.459445] alloc_pages_current+0xd6/0x1b0 [ 178.463756] ion_page_pool_alloc+0x102/0x180 [ 178.468167] ion_system_heap_allocate+0x14e/0x930 [ 178.472986] ? ion_system_heap_free+0x270/0x270 [ 178.477644] ion_alloc+0x216/0x770 [ 178.481178] ? ion_dma_buf_release+0x40/0x40 [ 178.485584] ? kasan_check_write+0x14/0x20 [ 178.489813] ion_ioctl+0xe2/0x1b6 [ 178.493262] ? ion_alloc.cold.15+0x32/0x32 [ 178.497491] do_vfs_ioctl+0x180/0xfb0 [ 178.501270] ? __fget+0x1ad/0x2f0 [ 178.504701] ? ioctl_preallocate+0x1a0/0x1a0 [ 178.509105] ? __fget+0x1ca/0x2f0 [ 178.512549] ? security_file_ioctl+0x6a/0xa0 [ 178.516951] ? SyS_clock_settime+0x1a0/0x1a0 [ 178.521348] ? security_file_ioctl+0x6a/0xa0 [ 178.525745] SyS_ioctl+0x74/0x80 [ 178.529095] ? do_vfs_ioctl+0xfb0/0xfb0 [ 178.533046] do_syscall_64+0x1c7/0x5b0 [ 178.536917] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 178.541756] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 178.547057] RIP: 0033:0x45c529 [ 178.550237] RSP: 002b:00007f45f655fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 178.557935] RAX: ffffffffffffffda RBX: 00007f45f65606d4 RCX: 000000000045c529 [ 178.565193] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 178.572446] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 178.579706] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 178.586966] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 178.594228] CPU: 1 PID: 10186 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 178.602119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 178.611476] Call Trace: [ 178.614082] dump_stack+0xf7/0x13b [ 178.617633] warn_alloc.cold.110+0xa2/0x1be [ 178.622009] ? zone_watermark_ok_safe+0x260/0x260 [ 178.626523] Mem-Info: [ 178.626858] ? rcu_read_lock_sched_held+0x108/0x120 [ 178.629316] active_anon:6636 inactive_anon:6070 isolated_anon:24 [ 178.629316] active_file:629 inactive_file:513 isolated_file:0 [ 178.629316] unevictable:0 dirty:6 writeback:0 unstable:0 [ 178.629316] slab_reclaimable:11442 slab_unreclaimable:115875 [ 178.629316] mapped:3160 shmem:6244 pagetables:481 bounce:0 [ 178.629316] free:42986 free_pcp:237 free_cma:0 [ 178.634265] ? compaction_deferred+0x1fe/0x2d0 [ 178.634283] ? __alloc_pages_direct_compact+0xc2/0x330 [ 178.669537] Node 0 active_anon:25704kB inactive_anon:24268kB active_file:2480kB inactive_file:2024kB unevictable:0kB isolated(anon):96kB isolated(file):0kB mapped:12628kB dirty:24kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 178.672024] __alloc_pages_slowpath+0x2052/0x2650 [ 178.672038] ? trace_hardirqs_off+0x10/0x10 [ 178.672046] ? warn_alloc+0x100/0x100 [ 178.678749] Node 1 active_anon:840kB inactive_anon:12kB active_file:36kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:12kB dirty:0kB writeback:0kB shmem:12kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 178.705234] ? get_page_from_freelist+0x9ee/0x23b0 [ 178.705249] ? __might_sleep+0x93/0xb0 [ 178.705256] __alloc_pages_nodemask+0x60d/0x770 [ 178.705264] ? retint_kernel+0x2d/0x2d [ 178.705271] ? __alloc_pages_slowpath+0x2650/0x2650 [ 178.705280] ? wait_for_completion+0x440/0x440 [ 178.705289] alloc_pages_current+0xd6/0x1b0 [ 178.705298] ion_page_pool_alloc+0x102/0x180 [ 178.713685] Node 0 [ 178.714434] ion_system_heap_allocate+0x14e/0x930 [ 178.719039] DMA free:10504kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:16kB unevictable:0kB writepending:12kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 178.744400] ? ion_system_heap_free+0x270/0x270 [ 178.744411] ion_alloc+0x216/0x770 [ 178.744421] ? ion_dma_buf_release+0x40/0x40 [ 178.744430] ? kasan_check_write+0x14/0x20 [ 178.744437] ion_ioctl+0xe2/0x1b6 [ 178.744442] ? ion_alloc.cold.15+0x32/0x32 [ 178.744453] do_vfs_ioctl+0x180/0xfb0 [ 178.749435] lowmem_reserve[]: [ 178.753224] ? __fget+0x1ad/0x2f0 [ 178.753232] ? ioctl_preallocate+0x1a0/0x1a0 [ 178.753241] ? __fget+0x1ca/0x2f0 [ 178.753252] ? security_file_ioctl+0x6a/0xa0 [ 178.761774] 0 [ 178.766761] ? SyS_clock_settime+0x1a0/0x1a0 [ 178.766769] ? security_file_ioctl+0x6a/0xa0 [ 178.766778] SyS_ioctl+0x74/0x80 [ 178.766783] ? do_vfs_ioctl+0xfb0/0xfb0 [ 178.766789] do_syscall_64+0x1c7/0x5b0 [ 178.766794] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 178.766806] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 178.766811] RIP: 0033:0x45c529 [ 178.766813] RSP: 002b:00007f45f6580c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 178.766821] RAX: ffffffffffffffda RBX: 00007f45f65816d4 RCX: 000000000045c529 [ 178.774643] 2570 [ 178.775689] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 178.775692] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 178.775694] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 178.775697] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 179.032824] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 179.103317] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 179.119454] syz-executor.3: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 179.120946] 2570 [ 179.137040] 8021q: adding VLAN 0 to HW filter on device bond0 [ 179.150150] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 179.156516] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 179.165033] 2570 2570 [ 179.172644] CPU: 0 PID: 10202 Comm: syz-executor.5 Not tainted 4.14.196-syzkaller #0 [ 179.177665] Node 0 [ 179.180545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 179.180548] Call Trace: [ 179.180562] dump_stack+0xf7/0x13b [ 179.180571] warn_alloc.cold.110+0xa2/0x1be [ 179.193681] DMA32 free:76484kB min:36384kB low:45480kB high:54576kB active_anon:25736kB inactive_anon:24268kB active_file:2576kB inactive_file:3056kB unevictable:0kB writepending:60kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6848kB pagetables:1768kB bounce:0kB free_pcp:376kB local_pcp:212kB free_cma:0kB [ 179.194705] ? zone_watermark_ok_safe+0x260/0x260 [ 179.217691] lowmem_reserve[]: [ 179.231246] ? __alloc_pages_direct_compact+0xc2/0x330 [ 179.231255] __alloc_pages_slowpath+0x2052/0x2650 [ 179.231268] ? trace_hardirqs_off+0x10/0x10 [ 179.231277] ? warn_alloc+0x100/0x100 [ 179.231284] ? get_page_from_freelist+0x9ee/0x23b0 [ 179.231298] ? __might_sleep+0x93/0xb0 [ 179.266853] __alloc_pages_nodemask+0x60d/0x770 [ 179.271526] ? trace_hardirqs_off+0x10/0x10 [ 179.275940] ? __alloc_pages_slowpath+0x2650/0x2650 [ 179.280963] ? wait_for_completion+0x440/0x440 [ 179.285543] alloc_pages_current+0xd6/0x1b0 [ 179.289863] ion_page_pool_alloc+0x102/0x180 [ 179.294272] ion_system_heap_allocate+0x14e/0x930 [ 179.299116] ? ion_system_heap_free+0x270/0x270 [ 179.303790] ion_alloc+0x216/0x770 [ 179.307342] ? ion_dma_buf_release+0x40/0x40 [ 179.311755] ? kasan_check_write+0x14/0x20 [ 179.311887] 0 [ 179.315982] ion_ioctl+0xe2/0x1b6 [ 179.315989] ? ion_alloc.cold.15+0x32/0x32 [ 179.315999] do_vfs_ioctl+0x180/0xfb0 [ 179.316004] ? __fget+0x1ad/0x2f0 [ 179.316010] ? ioctl_preallocate+0x1a0/0x1a0 [ 179.316017] ? __fget+0x1ca/0x2f0 [ 179.316028] ? security_file_ioctl+0x6a/0xa0 [ 179.316035] ? SyS_clock_settime+0x1a0/0x1a0 [ 179.316040] ? security_file_ioctl+0x6a/0xa0 [ 179.316046] SyS_ioctl+0x74/0x80 [ 179.316052] ? do_vfs_ioctl+0xfb0/0xfb0 [ 179.316058] do_syscall_64+0x1c7/0x5b0 [ 179.316062] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 179.316073] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 179.316082] RIP: 0033:0x45c529 [ 179.316085] RSP: 002b:00007f7f2f40cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 179.316091] RAX: ffffffffffffffda RBX: 00007f7f2f40d6d4 RCX: 000000000045c529 [ 179.316095] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 179.316098] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 179.316100] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 179.316103] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 179.333592] CPU: 0 PID: 9997 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 179.430331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 179.434659] 0 [ 179.439686] Call Trace: [ 179.439703] dump_stack+0xf7/0x13b [ 179.439712] warn_alloc.cold.110+0xa2/0x1be [ 179.439719] ? zone_watermark_ok_safe+0x260/0x260 [ 179.439735] ? __alloc_pages_direct_compact+0xc2/0x330 [ 179.439743] __alloc_pages_slowpath+0x2052/0x2650 [ 179.439755] ? trace_hardirqs_off+0x10/0x10 [ 179.439763] ? warn_alloc+0x100/0x100 [ 179.439770] ? get_page_from_freelist+0x9ee/0x23b0 [ 179.439784] ? __might_sleep+0x93/0xb0 [ 179.458234] 0 [ 179.463149] __alloc_pages_nodemask+0x60d/0x770 [ 179.463157] ? trace_hardirqs_off+0x10/0x10 [ 179.463165] ? __alloc_pages_slowpath+0x2650/0x2650 [ 179.463174] ? wait_for_completion+0x440/0x440 [ 179.463184] alloc_pages_current+0xd6/0x1b0 [ 179.472519] systemd-journal invoked oom-killer: gfp_mask=0x14040c0(GFP_KERNEL|__GFP_COMP), nodemask= [ 179.476116] ion_page_pool_alloc+0x102/0x180 [ 179.476122] ion_system_heap_allocate+0x14e/0x930 [ 179.476128] ? do_raw_spin_unlock+0x16a/0x250 [ 179.476133] ? ion_system_heap_free+0x270/0x270 [ 179.476144] ion_alloc+0x27f/0x770 [ 179.476153] ? ion_dma_buf_release+0x40/0x40 [ 179.476162] ? kasan_check_write+0x14/0x20 [ 179.476169] ion_ioctl+0xe2/0x1b6 [ 179.476175] ? ion_alloc.cold.15+0x32/0x32 [ 179.476187] do_vfs_ioctl+0x180/0xfb0 [ 179.476193] ? __fget+0x1ad/0x2f0 [ 179.476199] ? ioctl_preallocate+0x1a0/0x1a0 [ 179.476208] ? __fget+0x1ca/0x2f0 [ 179.476218] ? security_file_ioctl+0x6a/0xa0 [ 179.476225] ? SyS_clock_settime+0x1a0/0x1a0 [ 179.476229] ? security_file_ioctl+0x6a/0xa0 [ 179.476235] SyS_ioctl+0x74/0x80 [ 179.476241] ? do_vfs_ioctl+0xfb0/0xfb0 [ 179.508740] (null) [ 179.509782] do_syscall_64+0x1c7/0x5b0 [ 179.519335] 0 [ 179.523561] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 179.523576] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 179.545310] 0 [ 179.545491] RIP: 0033:0x45c529 [ 179.545494] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 179.545500] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 179.545503] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 179.545505] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 179.545508] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 179.545511] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 179.570333] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 179.637258] , order=1, oom_score_adj=0 [ 179.648436] warn_alloc_show_mem: 2 callbacks suppressed [ 179.648440] Mem-Info: [ 179.683997] active_anon:6645 inactive_anon:6070 isolated_anon:0 [ 179.683997] active_file:132 inactive_file:129 isolated_file:26 [ 179.683997] unevictable:0 dirty:20 writeback:0 unstable:0 [ 179.683997] slab_reclaimable:11442 slab_unreclaimable:116073 [ 179.683997] mapped:2479 shmem:6244 pagetables:482 bounce:0 [ 179.683997] free:16808 free_pcp:159 free_cma:0 [ 179.685435] systemd-journal cpuset= [ 179.721554] Node 0 active_anon:25740kB inactive_anon:24268kB active_file:380kB inactive_file:288kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:9704kB dirty:72kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 179.762533] Node 1 active_anon:840kB inactive_anon:12kB active_file:36kB inactive_file:92kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:12kB dirty:8kB writeback:0kB shmem:12kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 179.788857] Node 0 DMA free:10380kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:16kB unevictable:0kB writepending:12kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 179.788870] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 179.788882] Node 0 DMA32 free:17852kB min:36384kB low:45480kB high:54576kB active_anon:25736kB inactive_anon:24268kB active_file:760kB inactive_file:368kB unevictable:0kB writepending:60kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6848kB pagetables:1768kB bounce:0kB free_pcp:716kB local_pcp:4kB free_cma:0kB [ 179.788892] lowmem_reserve[]: 0 0 0 0 0 [ 179.788905] 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 [ 179.788914] lowmem_reserve[]: 0 0 0 0 0 [ 179.788929] Node 1 Normal free:26648kB min:53504kB low:66880kB high:80256kB active_anon:840kB inactive_anon:12kB active_file:36kB inactive_file:96kB unevictable:0kB writepending:8kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:416kB pagetables:160kB bounce:0kB free_pcp:220kB local_pcp:120kB free_cma:0kB [ 179.788937] lowmem_reserve[]: 0 0 [ 179.815947] / [ 179.914733] 0 [ 179.918864] Node 0 [ 179.919824] 0 [ 179.920672] 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 [ 179.922883] 0 [ 179.924659] lowmem_reserve[]: 0 0 0 0 0 [ 179.957161] Node 1 Normal free:26648kB min:53504kB low:66880kB high:80256kB active_anon:840kB inactive_anon:12kB active_file:36kB inactive_file:96kB unevictable:0kB writepending:8kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:416kB pagetables:160kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 179.985279] lowmem_reserve[]: 0 0 0 0 0 [ 179.985296] Node 0 DMA: 38*4kB (UM) 20*8kB (UME) 4*16kB (U) 13*32kB (UME) 2*64kB (ME) 4*128kB (UME) 3*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10392kB [ 179.985389] Node 0 DMA32: 753*4kB (UME) 287*8kB (ME) 100*16kB (UME) 346*32kB (UME) 4*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18236kB [ 179.985429] 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 [ 179.985462] Node 1 Normal: 33*4kB (UME) 1*8kB (U) [ 179.992944] Node 0 [ 180.005201] mems_allowed=0-1 [ 180.022470] DMA: [ 180.029858] 205*16kB [ 180.042569] CPU: 1 PID: 3634 Comm: systemd-journal Not tainted 4.14.196-syzkaller #0 [ 180.052838] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 180.062194] Call Trace: [ 180.064761] dump_stack+0xf7/0x13b [ 180.068281] dump_header+0x160/0x63f [ 180.071974] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 180.077138] ? ___ratelimit+0x243/0x519 [ 180.081086] ? do_raw_spin_unlock+0x16a/0x250 [ 180.085557] oom_kill_process.cold.24+0xb/0xa1a [ 180.090217] ? out_of_memory+0x7f9/0x1030 [ 180.094868] ? lock_downgrade+0x7f0/0x7f0 [ 180.099018] out_of_memory+0x2b0/0x1030 [ 180.102981] ? oom_killer_disable+0x1a0/0x1a0 [ 180.107460] ? __alloc_pages_slowpath+0xb69/0x2650 [ 180.112368] __alloc_pages_slowpath+0x1ef3/0x2650 [ 180.117193] ? warn_alloc+0x100/0x100 [ 180.120986] ? get_page_from_freelist+0x9ee/0x23b0 [ 180.125913] ? __might_sleep+0x93/0xb0 [ 180.129775] __alloc_pages_nodemask+0x60d/0x770 [ 180.134425] ? __alloc_pages_slowpath+0x2650/0x2650 [ 180.139413] ? __alloc_pages_nodemask+0x61a/0x770 [ 180.144248] ? cache_grow_begin+0x332/0x3f0 [ 180.148544] cache_grow_begin+0x80/0x3f0 [ 180.152583] fallback_alloc+0x203/0x2c0 [ 180.156539] ____cache_alloc_node+0x1c7/0x1e0 [ 180.161011] kmem_cache_alloc+0x1f8/0x790 [ 180.165134] ? memcpy+0x45/0x50 [ 180.168411] getname_flags+0xb8/0x520 [ 180.172187] user_path_at_empty+0x1e/0x40 [ 180.176330] SyS_access+0x225/0x610 [ 180.179944] ? SyS_faccessat+0x610/0x610 [ 180.183982] ? SyS_faccessat+0x610/0x610 [ 180.188036] do_syscall_64+0x1c7/0x5b0 [ 180.191900] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 180.196721] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 180.201885] RIP: 0033:0x7f9af40ec9c7 [ 180.205573] RSP: 002b:00007fff00bba358 EFLAGS: 00000246 ORIG_RAX: 0000000000000015 [ 180.213255] RAX: ffffffffffffffda RBX: 00007fff00bbd270 RCX: 00007f9af40ec9c7 [ 180.220499] RDX: 00007f9af4b5da00 RSI: 0000000000000000 RDI: 00005587a05019a3 [ 180.227760] RBP: 00007fff00bba390 R08: 0000000000000000 R09: 0000000000000000 [ 180.235020] R10: 0000000000000069 R11: 0000000000000246 R12: 0000000000000000 [ 180.242268] R13: 0000000000000000 R14: 00007fff00bbd270 R15: 00007fff00bba880 [ 180.250186] 38*4kB (UM) 20*8kB (UME) 4*16kB (U) 13*32kB (UME) 2*64kB (ME) 4*128kB (UME) 3*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10392kB [ 180.258807] (U) 725*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26620kB [ 180.266703] Node 0 DMA32: 770*4kB (UME) 301*8kB (ME) 103*16kB (ME) 332*32kB (UME) 7*64kB (UM) 2*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18464kB [ 180.279835] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 180.289152] 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 [ 180.300939] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 180.308041] Node 1 Normal: 33*4kB (UME) 1*8kB (U) 205*16kB (U) 725*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26620kB [ 180.319925] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 180.329812] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 180.341930] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 180.347471] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 180.347479] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 180.361939] 6274 total pagecache pages [ 180.364624] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 180.374691] 0 pages in swap cache [ 180.378649] 6274 total pagecache pages [ 180.392309] Swap cache stats: add 0, delete 0, find 0/0 [ 180.394592] 0 pages in swap cache [ 180.399104] Free swap = 0kB [ 180.402242] Swap cache stats: add 0, delete 0, find 0/0 [ 180.405234] Total swap = 0kB [ 180.405240] 1965979 pages RAM [ 180.410660] Free swap = 0kB [ 180.410663] Total swap = 0kB [ 180.410667] 1965979 pages RAM [ 180.410669] 0 pages HighMem/MovableOnly [ 180.410672] 335857 pages reserved [ 180.413688] syz-executor.3: [ 180.416850] 0 pages cma reserved [ 180.425440] 0 pages HighMem/MovableOnly [ 180.443850] page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 180.446288] Mem-Info: [ 180.454441] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 180.460364] active_anon:6621 inactive_anon:6070 isolated_anon:0 [ 180.460364] active_file:15 inactive_file:14 isolated_file:3 [ 180.460364] unevictable:0 dirty:0 writeback:0 unstable:0 [ 180.460364] slab_reclaimable:11442 slab_unreclaimable:115961 [ 180.460364] mapped:2220 shmem:6244 pagetables:482 bounce:0 [ 180.460364] free:13711 free_pcp:9 free_cma:0 [ 180.461876] CPU: 1 PID: 9997 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 180.494648] Node 0 active_anon:25644kB inactive_anon:24268kB active_file:44kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):12kB mapped:8880kB dirty:0kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 180.502355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 180.502358] Call Trace: [ 180.502371] dump_stack+0xf7/0x13b [ 180.502380] warn_alloc.cold.110+0xa2/0x1be [ 180.529879] Node 1 active_anon:840kB inactive_anon:12kB active_file:16kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:12kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 180.539189] ? zone_watermark_ok_safe+0x260/0x260 [ 180.539194] ? usleep_range+0x120/0x120 [ 180.539201] ? get_page_from_freelist+0x26e/0x23b0 [ 180.539209] ? call_timer_fn+0x570/0x570 [ 180.541769] Node 0 [ 180.545289] __alloc_pages_slowpath+0x2052/0x2650 [ 180.549630] DMA free:10364kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 180.575802] ? warn_alloc+0x100/0x100 [ 180.575810] ? get_page_from_freelist+0x26e/0x23b0 [ 180.575822] ? __might_sleep+0x93/0xb0 [ 180.580636] lowmem_reserve[]: [ 180.584590] __alloc_pages_nodemask+0x60d/0x770 [ 180.589513] 0 [ 180.593802] ? trace_hardirqs_off+0x10/0x10 [ 180.596031] 2570 [ 180.600837] ? __alloc_pages_slowpath+0x2650/0x2650 [ 180.626334] 2570 [ 180.630099] ? wait_for_completion+0x440/0x440 [ 180.634995] 2570 [ 180.638864] alloc_pages_current+0xd6/0x1b0 [ 180.638873] ion_page_pool_alloc+0x102/0x180 [ 180.638880] ion_system_heap_allocate+0x14e/0x930 [ 180.641965] 2570 [ 180.646696] ? do_raw_spin_unlock+0x16a/0x250 [ 180.646702] ? ion_system_heap_free+0x270/0x270 [ 180.646714] ion_alloc+0x27f/0x770 [ 180.646723] ? ion_dma_buf_release+0x40/0x40 [ 180.652797] ? kasan_check_write+0x14/0x20 [ 180.654848] Node 0 [ 180.659867] ion_ioctl+0xe2/0x1b6 [ 180.659875] ? ion_alloc.cold.15+0x32/0x32 [ 180.659886] do_vfs_ioctl+0x180/0xfb0 [ 180.659892] ? __fget+0x1ad/0x2f0 [ 180.659897] ? ioctl_preallocate+0x1a0/0x1a0 [ 180.659905] ? __fget+0x1ca/0x2f0 [ 180.659916] ? security_file_ioctl+0x6a/0xa0 [ 180.661998] DMA32 free:17860kB min:36384kB low:45480kB high:54576kB active_anon:25640kB inactive_anon:24268kB active_file:40kB inactive_file:36kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6848kB pagetables:1768kB bounce:0kB free_pcp:36kB local_pcp:36kB free_cma:0kB [ 180.666557] ? SyS_clock_settime+0x1a0/0x1a0 [ 180.666562] ? security_file_ioctl+0x6a/0xa0 [ 180.666568] SyS_ioctl+0x74/0x80 [ 180.666574] ? do_vfs_ioctl+0xfb0/0xfb0 [ 180.666581] do_syscall_64+0x1c7/0x5b0 [ 180.668619] lowmem_reserve[]: [ 180.672916] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 180.677370] 0 [ 180.682159] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 180.684185] 0 [ 180.688653] RIP: 0033:0x45c529 [ 180.688656] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 180.688663] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 180.688666] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 180.688668] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 180.688671] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 180.688674] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 180.693345] 0 [ 180.699157] 335857 pages reserved [ 180.702670] 0 [ 180.705632] warn_alloc_show_mem: 1 callbacks suppressed [ 180.705634] Mem-Info: [ 180.705644] active_anon:6621 inactive_anon:6070 isolated_anon:0 [ 180.705644] active_file:15 inactive_file:14 isolated_file:3 [ 180.705644] unevictable:0 dirty:0 writeback:0 unstable:0 [ 180.705644] slab_reclaimable:11442 slab_unreclaimable:115961 [ 180.705644] mapped:2220 shmem:6244 pagetables:482 bounce:0 [ 180.705644] free:13711 free_pcp:0 free_cma:0 [ 180.705652] Node 0 active_anon:25644kB inactive_anon:24268kB active_file:44kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):12kB mapped:8880kB dirty:0kB writeback:0kB shmem:24964kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 180.705660] Node 1 active_anon:840kB inactive_anon:12kB active_file:16kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:12kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 180.705663] Node 0 DMA free:10364kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 180.705673] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 180.705687] Node 0 DMA32 free:17860kB min:36384kB low:45480kB high:54576kB active_anon:25640kB inactive_anon:24268kB active_file:40kB inactive_file:36kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6848kB pagetables:1768kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 180.705696] lowmem_reserve[]: 0 0 0 0 0 [ 180.705709] 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 [ 180.705719] lowmem_reserve[]: 0 0 0 0 0 [ 180.705733] Node 1 Normal free:26620kB min:53504kB low:66880kB high:80256kB active_anon:840kB inactive_anon:12kB active_file:16kB inactive_file:20kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:416kB pagetables:160kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 180.705744] lowmem_reserve[]: 0 0 0 0 0 [ 180.705758] Node 0 DMA: 31*4kB (UM) 20*8kB (UME) 4*16kB (U) 13*32kB (UME) 2*64kB (ME) 4*128kB (UME) 3*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10364kB [ 180.705810] Node 0 DMA32: 761*4kB (UME) 315*8kB (UME) 102*16kB (ME) 318*32kB (UME) 7*64kB (UM) 2*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18076kB [ 180.705853] 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 [ 180.705879] Node 1 Normal: 33*4kB (UME) 1*8kB (U) 205*16kB (U) 725*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26620kB [ 180.705918] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 180.705922] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 180.705925] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 180.705929] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 180.705932] 6274 total pagecache pages [ 180.705939] 0 pages in swap cache [ 180.705942] Swap cache stats: add 0, delete 0, find 0/0 [ 180.705945] Free swap = 0kB [ 180.705948] Total swap = 0kB [ 180.705951] 1965979 pages RAM [ 180.705954] 0 pages HighMem/MovableOnly [ 180.705957] 335857 pages reserved [ 180.705959] 0 pages cma reserved [ 180.725674] syz-executor.1: [ 180.756887] 0 [ 180.763974] 0 pages cma reserved [ 180.777321] page allocation failure: order:0 [ 180.780005] Node 0 [ 180.783869] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 180.788424] 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 [ 180.795117] syz-executor.1 cpuset= [ 180.798833] lowmem_reserve[]: 0 0 0 0 0 [ 180.798853] Node 1 Normal free:49548kB min:53504kB low:66880kB high:80256kB active_anon:840kB inactive_anon:12kB active_file:16kB inactive_file:20kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:416kB pagetables:160kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 180.798865] lowmem_reserve[]: [ 180.800646] / [ 180.803810] 0 0 [ 180.814818] mems_allowed=0-1 [ 180.819136] 0 [ 180.830490] CPU: 1 PID: 10151 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 180.833455] 0 [ 180.840683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 180.840686] Call Trace: [ 180.840700] dump_stack+0xf7/0x13b [ 180.840709] warn_alloc.cold.110+0xa2/0x1be [ 180.840716] ? zone_watermark_ok_safe+0x260/0x260 [ 180.847979] 0 [ 180.849746] ? usleep_range+0x120/0x120 [ 180.853192] Node 0 [ 180.854996] ? get_page_from_freelist+0x26e/0x23b0 [ 180.860353] DMA: [ 180.862729] ? call_timer_fn+0x570/0x570 [ 180.895436] 38*4kB [ 180.922814] __alloc_pages_slowpath+0x2052/0x2650 [ 180.922831] ? warn_alloc+0x100/0x100 [ 180.949023] (UM) [ 180.975096] ? get_page_from_freelist+0x26e/0x23b0 [ 180.975109] ? __might_sleep+0x93/0xb0 [ 180.975117] __alloc_pages_nodemask+0x60d/0x770 [ 180.980133] 20*8kB [ 181.008668] ? __alloc_pages_slowpath+0x2650/0x2650 [ 181.008679] ? wait_for_completion+0x440/0x440 [ 181.008690] alloc_pages_current+0xd6/0x1b0 [ 181.012643] (UME) [ 181.037864] ion_page_pool_alloc+0x102/0x180 [ 181.037869] ion_system_heap_allocate+0x14e/0x930 [ 181.037876] ? ion_system_heap_free+0x270/0x270 [ 181.037889] ion_alloc+0x216/0x770 [ 181.041845] 4*16kB [ 181.069870] ? ion_dma_buf_release+0x40/0x40 [ 181.069885] ? kasan_check_write+0x14/0x20 [ 181.069892] ion_ioctl+0xe2/0x1b6 [ 181.069897] ? ion_alloc.cold.15+0x32/0x32 [ 181.069911] do_vfs_ioctl+0x180/0xfb0 [ 181.073874] (U) [ 181.089578] ? __fget+0x1ad/0x2f0 [ 181.089587] ? ioctl_preallocate+0x1a0/0x1a0 [ 181.089594] ? __fget+0x1ca/0x2f0 [ 181.089604] ? security_file_ioctl+0x6a/0xa0 [ 181.089611] ? SyS_clock_settime+0x1a0/0x1a0 [ 181.089615] ? security_file_ioctl+0x6a/0xa0 [ 181.089624] SyS_ioctl+0x74/0x80 [ 181.104029] 13*32kB [ 181.114648] ? do_vfs_ioctl+0xfb0/0xfb0 [ 181.114655] do_syscall_64+0x1c7/0x5b0 [ 181.114660] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 181.114671] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 181.127674] (UME) [ 181.136483] RIP: 0033:0x45c529 [ 181.136486] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 181.136492] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 181.136495] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 181.136500] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 181.145055] 3*64kB [ 181.153876] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 181.153879] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 181.545508] (UME) 4*128kB (UME) 3*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10456kB [ 181.569597] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 181.595394] Node 0 DMA32: 729*4kB (ME) 314*8kB (ME) 103*16kB (UME) 45*32kB (UME) 569*64kB (UM) 2*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 45188kB [ 181.600220] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 181.626727] 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 [ 181.653678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 181.675632] Node 1 Normal: 46*4kB (ME) 24*8kB (M) 11*16kB (M) 5*32kB (M) 2*64kB (UM) 393*128kB (U) 9*256kB (UM) 2*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 54472kB [ 181.690869] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 181.699917] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 181.709773] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 181.753581] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 181.775635] 6288 total pagecache pages [ 181.779543] 0 pages in swap cache [ 181.782981] Swap cache stats: add 0, delete 0, find 0/0 [ 181.788555] Free swap = 0kB [ 181.791563] Total swap = 0kB [ 181.794569] 1965979 pages RAM [ 181.798659] 0 pages HighMem/MovableOnly [ 181.803390] 335857 pages reserved [ 181.816071] 0 pages cma reserved [ 181.819912] Out of memory: Kill process 10185 (syz-executor.0) score 1000 or sacrifice child [ 181.885421] Killed process 10186 (syz-executor.0) total-vm:40148kB, anon-rss:128kB, file-rss:0kB, shmem-rss:0kB [ 181.940448] oom_reaper: reaped process 10186 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 181.969524] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 182.014641] 8021q: adding VLAN 0 to HW filter on device team0 [ 182.091463] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 182.136053] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 182.141525] CPU: 0 PID: 10286 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 182.143595] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 182.149405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 182.149409] Call Trace: [ 182.149422] dump_stack+0xf7/0x13b [ 182.149431] warn_alloc.cold.110+0xa2/0x1be [ 182.149437] ? zone_watermark_ok_safe+0x260/0x260 [ 182.149443] ? rcu_read_lock_sched_held+0x108/0x120 [ 182.149450] ? compaction_deferred+0x1fe/0x2d0 [ 182.149463] ? __alloc_pages_direct_compact+0xc2/0x330 [ 182.149470] __alloc_pages_slowpath+0x2052/0x2650 [ 182.149483] ? trace_hardirqs_off+0x10/0x10 [ 182.149490] ? warn_alloc+0x100/0x100 [ 182.149499] ? get_page_from_freelist+0x9ee/0x23b0 [ 182.193969] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 182.198591] ? __might_sleep+0x93/0xb0 [ 182.198601] __alloc_pages_nodemask+0x60d/0x770 [ 182.198610] ? retint_kernel+0x2d/0x2d [ 182.198617] ? __alloc_pages_slowpath+0x2650/0x2650 [ 182.198626] ? wait_for_completion+0x440/0x440 [ 182.198631] ? policy_node+0x19/0x100 [ 182.198638] alloc_pages_current+0xd6/0x1b0 [ 182.198647] ion_page_pool_alloc+0x102/0x180 [ 182.198652] ion_system_heap_allocate+0x14e/0x930 [ 182.198660] ? ion_system_heap_free+0x270/0x270 [ 182.198672] ion_alloc+0x216/0x770 [ 182.198682] ? ion_dma_buf_release+0x40/0x40 [ 182.198693] ? kasan_check_write+0x14/0x20 [ 182.198700] ion_ioctl+0xe2/0x1b6 [ 182.198706] ? ion_alloc.cold.15+0x32/0x32 [ 182.198719] do_vfs_ioctl+0x180/0xfb0 [ 182.198725] ? __fget+0x1ad/0x2f0 [ 182.198732] ? ioctl_preallocate+0x1a0/0x1a0 [ 182.198740] ? __fget+0x1ca/0x2f0 [ 182.198751] ? security_file_ioctl+0x6a/0xa0 [ 182.198757] ? SyS_clock_settime+0x1a0/0x1a0 [ 182.198761] ? security_file_ioctl+0x6a/0xa0 [ 182.198767] SyS_ioctl+0x74/0x80 [ 182.198773] ? do_vfs_ioctl+0xfb0/0xfb0 [ 182.204047] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 182.207918] do_syscall_64+0x1c7/0x5b0 [ 182.207923] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 182.207933] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 182.207938] RIP: 0033:0x45c529 [ 182.207941] RSP: 002b:00007fb874e56c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 182.207947] RAX: ffffffffffffffda RBX: 00007fb874e576d4 RCX: 000000000045c529 [ 182.207950] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 182.207953] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 182.207956] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 182.207958] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 182.282248] systemd-journal invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask= [ 182.405890] bridge0: port 1(bridge_slave_0) entered blocking state [ 182.422426] bridge0: port 1(bridge_slave_0) entered forwarding state [ 182.445163] warn_alloc_show_mem: 1 callbacks suppressed [ 182.445166] Mem-Info: [ 182.453761] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 182.458527] active_anon:6676 inactive_anon:6070 isolated_anon:0 [ 182.458527] active_file:5 inactive_file:29 isolated_file:0 [ 182.458527] unevictable:0 dirty:7 writeback:0 unstable:0 [ 182.458527] slab_reclaimable:11442 slab_unreclaimable:116593 [ 182.458527] mapped:2230 shmem:6244 pagetables:504 bounce:0 [ 182.458527] free:13811 free_pcp:1 free_cma:0 [ 182.495321] syz-executor.0: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 182.529151] syz-executor.0 cpuset=/ mems_allowed=0-1 [ 182.534323] CPU: 0 PID: 10190 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 182.542196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 182.551661] Call Trace: [ 182.554269] dump_stack+0xf7/0x13b [ 182.557810] warn_alloc.cold.110+0xa2/0x1be [ 182.562128] ? zone_watermark_ok_safe+0x260/0x260 [ 182.566963] ? usleep_range+0x120/0x120 [ 182.570948] ? rcu_read_lock_sched_held+0x108/0x120 [ 182.575966] ? call_timer_fn+0x570/0x570 [ 182.580031] __alloc_pages_slowpath+0x2052/0x2650 [ 182.584877] ? warn_alloc+0x100/0x100 [ 182.588671] ? get_page_from_freelist+0x26e/0x23b0 [ 182.593600] ? __might_sleep+0x93/0xb0 [ 182.597489] __alloc_pages_nodemask+0x60d/0x770 [ 182.602156] ? __alloc_pages_slowpath+0x2650/0x2650 [ 182.607179] ? wait_for_completion+0x440/0x440 [ 182.611781] alloc_pages_current+0xd6/0x1b0 [ 182.616102] ion_page_pool_alloc+0x102/0x180 [ 182.620503] ion_system_heap_allocate+0x14e/0x930 [ 182.625344] ? ion_system_heap_free+0x270/0x270 [ 182.630009] ion_alloc+0x216/0x770 [ 182.633543] ? ion_dma_buf_release+0x40/0x40 [ 182.637949] ? kasan_check_write+0x14/0x20 [ 182.642175] ion_ioctl+0xe2/0x1b6 [ 182.645616] ? ion_alloc.cold.15+0x32/0x32 [ 182.649870] do_vfs_ioctl+0x180/0xfb0 [ 182.653669] ? __fget+0x1ad/0x2f0 [ 182.657117] ? ioctl_preallocate+0x1a0/0x1a0 [ 182.661710] ? __fget+0x1ca/0x2f0 [ 182.665156] ? security_file_ioctl+0x6a/0xa0 [ 182.669642] ? SyS_clock_settime+0x1a0/0x1a0 [ 182.674822] ? security_file_ioctl+0x6a/0xa0 [ 182.679346] SyS_ioctl+0x74/0x80 [ 182.682718] ? do_vfs_ioctl+0xfb0/0xfb0 [ 182.686690] do_syscall_64+0x1c7/0x5b0 [ 182.690567] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 182.695438] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 182.698076] (null) [ 182.700630] RIP: 0033:0x45c529 [ 182.700634] RSP: 002b:00007f45f655fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 182.700640] RAX: ffffffffffffffda RBX: 00007f45f65606d4 RCX: 000000000045c529 [ 182.700644] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 182.706084] , order=0, oom_score_adj=0 [ 182.713846] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 182.713850] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 182.713852] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 182.765661] Node 0 active_anon:25636kB inactive_anon:24264kB active_file:184kB inactive_file:232kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:9028kB dirty:8kB writeback:0kB shmem:24960kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 182.795483] Node 1 active_anon:1068kB inactive_anon:16kB active_file:28kB inactive_file:1700kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:892kB dirty:20kB writeback:0kB shmem:16kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 182.795675] systemd-journal cpuset=/ mems_allowed=0-1 [ 182.834865] CPU: 1 PID: 3634 Comm: systemd-journal Not tainted 4.14.196-syzkaller #0 [ 182.843027] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 182.852378] Call Trace: [ 182.855177] dump_stack+0xf7/0x13b [ 182.858741] dump_header+0x160/0x63f [ 182.862636] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 182.867831] ? ___ratelimit+0x243/0x519 [ 182.871992] ? do_raw_spin_unlock+0x16a/0x250 [ 182.876493] oom_kill_process.cold.24+0xb/0xa1a [ 182.881247] ? out_of_memory+0x7f9/0x1030 [ 182.885393] ? lock_downgrade+0x7f0/0x7f0 [ 182.889549] out_of_memory+0x2b0/0x1030 [ 182.893551] ? oom_killer_disable+0x1a0/0x1a0 [ 182.895316] Node 0 DMA free:10816kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:88kB inactive_file:168kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 182.898041] ? __alloc_pages_slowpath+0xb69/0x2650 [ 182.898048] __alloc_pages_slowpath+0x1ef3/0x2650 [ 182.935052] ? warn_alloc+0x100/0x100 [ 182.938849] ? get_page_from_freelist+0x26e/0x23b0 [ 182.943776] ? __might_sleep+0x93/0xb0 [ 182.947659] __alloc_pages_nodemask+0x60d/0x770 [ 182.952321] ? __alloc_pages_slowpath+0x2650/0x2650 [ 182.955323] lowmem_reserve[]: [ 182.957334] ? lock_downgrade+0x7f0/0x7f0 [ 182.957338] 0 [ 182.960437] alloc_pages_current+0xd6/0x1b0 [ 182.964556] 2570 2570 [ 182.966343] __page_cache_alloc+0x1da/0x330 [ 182.966351] filemap_fault+0xbc5/0x1ae0 [ 182.966363] ? __lock_page_or_retry+0x820/0x820 [ 182.985303] 2570 2570 [ 182.986174] ? lock_acquire+0x173/0x400 [ 182.986181] ? ext4_filemap_fault+0x75/0xb0 [ 182.988678] Node 0 [ 182.992635] ext4_filemap_fault+0x7d/0xb0 [ 183.003312] __do_fault+0xf3/0x340 [ 183.005307] DMA32 free:79776kB min:36384kB low:45480kB high:54576kB active_anon:25632kB inactive_anon:24264kB active_file:360kB inactive_file:536kB unevictable:0kB writepending:8kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6848kB pagetables:1732kB bounce:0kB free_pcp:1232kB local_pcp:636kB free_cma:0kB [ 183.006840] __handle_mm_fault+0x2191/0x37d0 [ 183.039775] ? copy_page_range+0x1d10/0x1d10 [ 183.044180] ? find_held_lock+0x36/0x1d0 [ 183.048432] handle_mm_fault+0x234/0x6e0 [ 183.052852] ? find_vma+0x1a/0x150 [ 183.056393] __do_page_fault+0x44d/0xb00 [ 183.060544] ? vmalloc_fault+0xc90/0xc90 [ 183.064600] ? retint_user+0x18/0x18 [ 183.065307] lowmem_reserve[]: [ 183.068374] ? page_fault+0x2f/0x50 [ 183.068376] 0 0 [ 183.071467] do_page_fault+0x64/0x3fb [ 183.075088] 0 [ 183.077058] ? page_fault+0x2f/0x50 [ 183.077064] page_fault+0x45/0x50 [ 183.077069] RIP: 0033:0x7f9af4a371e0 [ 183.077071] RSP: 002b:00007fff00bba1e8 EFLAGS: 00010246 [ 183.077076] RAX: 0000000000000000 RBX: 00005587a0739060 RCX: 00000000000001a0 [ 183.077079] RDX: 0000000000000042 RSI: 00007fff00bba310 RDI: 00000000ffffffff [ 183.077082] RBP: 0000000000000042 R08: 0000000000000001 R09: 0000000000000001 [ 183.077084] R10: 0000000000000069 R11: 0000000000000001 R12: 00007fff00bba310 [ 183.077086] R13: 00005587a07391f0 R14: 00007fff00bbd3d0 R15: 00007fff00bba880 [ 183.155670] 0 0 [ 183.158932] 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 [ 183.195939] lowmem_reserve[]: 0 0 0 0 0 [ 183.200100] Mem-Info: [ 183.202576] active_anon:6695 inactive_anon:6070 isolated_anon:0 [ 183.202576] active_file:198 inactive_file:1024 isolated_file:0 [ 183.202576] unevictable:0 dirty:11 writeback:0 unstable:0 [ 183.202576] slab_reclaimable:11442 slab_unreclaimable:116510 [ 183.202576] mapped:3081 shmem:6244 pagetables:524 bounce:0 [ 183.202576] free:86271 free_pcp:647 free_cma:0 [ 183.228782] Node 1 Normal free:224096kB min:53504kB low:66880kB high:80256kB active_anon:1076kB inactive_anon:16kB active_file:164kB inactive_file:2496kB unevictable:0kB writepending:32kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:480kB pagetables:284kB bounce:0kB free_pcp:1296kB local_pcp:680kB free_cma:0kB [ 183.280615] Node 0 active_anon:25704kB inactive_anon:24264kB active_file:1220kB inactive_file:1528kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:10656kB dirty:12kB writeback:0kB shmem:24960kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 183.328211] Node 1 active_anon:776kB inactive_anon:16kB active_file:1664kB inactive_file:784kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:2168kB dirty:32kB writeback:0kB shmem:16kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 183.354991] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 183.375594] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 183.385429] lowmem_reserve[]: 0 0 0 0 0 [ 183.389427] Node 0 DMA: 162*4kB (UM) 65*8kB (UME) 34*16kB (UM) 23*32kB (UME) 4*64kB (UME) 3*128kB (UE) 3*256kB (UME) 1*512kB (E) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 11536kB [ 183.406092] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 183.413780] bridge0: port 2(bridge_slave_1) entered blocking state [ 183.420255] bridge0: port 2(bridge_slave_1) entered forwarding state [ 183.435394] Node 0 DMA32: 4505*4kB (UME) 4354*8kB (UME) 432*16kB (UE) 449*32kB (UE) 238*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 89364kB 2020/09/03 14:28:27 executed programs: 47 [ 183.454790] Node 0 [ 183.478846] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 183.488486] DMA free:11528kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:160kB inactive_file:24kB unevictable:0kB writepending:4kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 183.491983] 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 [ 183.545451] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 183.556204] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 183.575457] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 183.595341] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 183.603207] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 183.611308] Node 0 DMA32 free:53400kB min:36384kB low:45480kB high:54576kB active_anon:25700kB inactive_anon:24264kB active_file:1156kB inactive_file:4392kB unevictable:0kB writepending:8kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6816kB pagetables:1812kB bounce:0kB free_pcp:140kB local_pcp:96kB free_cma:0kB [ 183.625270] Node 1 [ 183.640700] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 183.651499] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 183.678959] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 183.686139] Normal: 17478*4kB (UM) 3226*8kB (UM) 960*16kB (UME) 1151*32kB (UME) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 147912kB [ 183.701370] lowmem_reserve[]: 0 0 0 0 0 [ 183.703563] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 183.708880] syz-executor.0: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 183.715758] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 183.745476] 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 [ 183.748142] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 183.770892] syz-executor.0 cpuset=/ mems_allowed=0-1 [ 183.785632] CPU: 1 PID: 10190 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 183.793513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 183.802857] Call Trace: [ 183.805440] dump_stack+0xf7/0x13b [ 183.805881] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 183.808971] warn_alloc.cold.110+0xa2/0x1be [ 183.820354] ? zone_watermark_ok_safe+0x260/0x260 [ 183.825198] ? __alloc_pages_direct_compact+0xc2/0x330 [ 183.830495] __alloc_pages_slowpath+0x2052/0x2650 [ 183.835348] ? trace_hardirqs_off+0x10/0x10 [ 183.837731] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 183.839673] ? warn_alloc+0x100/0x100 [ 183.850108] ? get_page_from_freelist+0x9ee/0x23b0 [ 183.855036] ? __might_sleep+0x93/0xb0 [ 183.858919] __alloc_pages_nodemask+0x60d/0x770 [ 183.863575] ? trace_hardirqs_off+0x10/0x10 [ 183.867900] ? __mutex_unlock_slowpath+0x29b/0x7e0 [ 183.868183] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 183.872854] ? __alloc_pages_slowpath+0x2650/0x2650 [ 183.884504] ? wait_for_completion+0x440/0x440 [ 183.885396] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 183.889089] alloc_pages_current+0xd6/0x1b0 [ 183.901967] ion_page_pool_alloc+0x102/0x180 [ 183.906370] ion_system_heap_allocate+0x14e/0x930 [ 183.912198] ? do_raw_spin_unlock+0x16a/0x250 [ 183.916797] ? ion_system_heap_free+0x270/0x270 [ 183.921478] ion_alloc+0x27f/0x770 [ 183.925026] ? ion_dma_buf_release+0x40/0x40 [ 183.925926] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 183.929429] ? kasan_check_write+0x14/0x20 [ 183.943508] ion_ioctl+0xe2/0x1b6 [ 183.947059] ? ion_alloc.cold.15+0x32/0x32 [ 183.951593] do_vfs_ioctl+0x180/0xfb0 [ 183.955290] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 183.956103] ? __fget+0x1ad/0x2f0 [ 183.964918] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 183.968351] ? ioctl_preallocate+0x1a0/0x1a0 [ 183.968358] ? __fget+0x1ca/0x2f0 [ 183.968369] ? security_file_ioctl+0x6a/0xa0 [ 183.968375] ? SyS_clock_settime+0x1a0/0x1a0 [ 183.968379] ? security_file_ioctl+0x6a/0xa0 [ 183.968385] SyS_ioctl+0x74/0x80 [ 183.968391] ? do_vfs_ioctl+0xfb0/0xfb0 [ 183.968399] do_syscall_64+0x1c7/0x5b0 [ 184.005267] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 184.005575] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 184.010123] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 184.019064] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 184.019070] RIP: 0033:0x45c529 [ 184.019073] RSP: 002b:00007f45f655fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 184.019079] RAX: ffffffffffffffda RBX: 00007f45f65606d4 RCX: 000000000045c529 [ 184.019082] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 184.019084] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 184.019087] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 184.019089] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 184.041719] lowmem_reserve[]: [ 184.082678] 7518 total pagecache pages [ 184.135316] 0 pages in swap cache [ 184.135811] 0 0 0 0 0 [ 184.138864] Swap cache stats: add 0, delete 0, find 0/0 [ 184.141671] Node 1 Normal free:52796kB min:53504kB low:66880kB high:80256kB active_anon:748kB inactive_anon:16kB active_file:60kB inactive_file:64kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:448kB pagetables:200kB bounce:0kB free_pcp:644kB local_pcp:0kB free_cma:0kB [ 184.154870] Free swap = 0kB [ 184.191397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 184.204356] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 184.215719] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 184.225482] lowmem_reserve[]: 0 0 0 0 0 [ 184.228984] Total swap = 0kB [ 184.232571] 1965979 pages RAM [ 184.235813] Node 0 DMA: 152*4kB (UM) 63*8kB (UME) 34*16kB (UM) 22*32kB (UME) 5*64kB (UME) 3*128kB (UE) 3*256kB (UME) 1*512kB (E) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10488kB [ 184.236233] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 184.263960] 0 pages HighMem/MovableOnly [ 184.271033] 335857 pages reserved [ 184.275992] 0 pages cma reserved [ 184.295397] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 184.304074] warn_alloc_show_mem: 1 callbacks suppressed [ 184.304076] Mem-Info: [ 184.319795] Node 0 DMA32: 516*4kB (ME) 218*8kB (UME) 1070*16kB (UME) 472*32kB (UME) 5*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 36352kB [ 184.320384] active_anon:6630 inactive_anon:6070 isolated_anon:0 [ 184.320384] active_file:309 inactive_file:635 isolated_file:0 [ 184.320384] unevictable:0 dirty:0 writeback:0 unstable:0 [ 184.320384] slab_reclaimable:11442 slab_unreclaimable:116390 [ 184.320384] mapped:3038 shmem:6244 pagetables:484 bounce:0 [ 184.320384] free:26992 free_pcp:302 free_cma:0 [ 184.425094] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 184.425318] 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 [ 184.451450] Node 1 Normal: 21*4kB (UM) 2*8kB (M) 959*16kB (UME) 1152*32kB (UME) 0*64kB 1*128kB (M) 1*256kB (M) 1*512kB (M) 0*1024kB 0*2048kB 0*4096kB = 53204kB [ 184.455908] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 184.469895] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 184.472352] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 184.489529] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 184.528407] Node 0 active_anon:25772kB inactive_anon:24264kB active_file:968kB inactive_file:972kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:10684kB dirty:0kB writeback:0kB shmem:24960kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 184.558846] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 184.571721] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 184.571744] Node 1 active_anon:748kB inactive_anon:16kB active_file:56kB inactive_file:120kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:68kB dirty:0kB writeback:0kB shmem:16kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 184.587711] Node 0 DMA free:10420kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:28kB inactive_file:12kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 184.642933] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 184.656328] syz-executor.1: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 184.683953] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 184.693279] CPU: 1 PID: 10151 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 184.701172] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 184.705250] lowmem_reserve[]: [ 184.710532] Call Trace: [ 184.710533] 0 2570 [ 184.713640] dump_stack+0xf7/0x13b [ 184.721947] warn_alloc.cold.110+0xa2/0x1be [ 184.725236] 2570 [ 184.726264] ? zone_watermark_ok_safe+0x260/0x260 [ 184.726265] 2570 2570 [ 184.728320] ? __alloc_pages_direct_compact+0xc2/0x330 [ 184.735639] __alloc_pages_slowpath+0x2052/0x2650 [ 184.735652] ? trace_hardirqs_off+0x10/0x10 [ 184.735660] ? warn_alloc+0x100/0x100 [ 184.753822] ? get_page_from_freelist+0x9ee/0x23b0 [ 184.757235] Node 0 DMA32 free:18184kB min:36384kB low:45480kB high:54576kB active_anon:25768kB inactive_anon:24264kB active_file:32kB inactive_file:12kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6816kB pagetables:1736kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 184.758747] ? __might_sleep+0x93/0xb0 [ 184.758756] __alloc_pages_nodemask+0x60d/0x770 [ 184.796270] ? trace_hardirqs_off+0x10/0x10 [ 184.800580] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 184.805413] ? __alloc_pages_slowpath+0x2650/0x2650 [ 184.810420] ? wait_for_completion+0x440/0x440 [ 184.812763] lowmem_reserve[]: 0 [ 184.814990] alloc_pages_current+0xd6/0x1b0 [ 184.814991] 0 0 [ 184.818252] ion_page_pool_alloc+0x102/0x180 [ 184.818257] ion_system_heap_allocate+0x14e/0x930 [ 184.818263] ? do_raw_spin_unlock+0x16a/0x250 [ 184.818270] ? ion_system_heap_free+0x270/0x270 [ 184.818281] ion_alloc+0x27f/0x770 [ 184.822573] 0 [ 184.824548] ? ion_dma_buf_release+0x40/0x40 [ 184.828949] 0 [ 184.833772] ? kasan_check_write+0x14/0x20 [ 184.842910] ion_ioctl+0xe2/0x1b6 [ 184.846444] Node 0 [ 184.848201] ? ion_alloc.cold.15+0x32/0x32 [ 184.852586] 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 [ 184.854368] do_vfs_ioctl+0x180/0xfb0 [ 184.858624] lowmem_reserve[]: [ 184.862040] ? __fget+0x1ad/0x2f0 [ 184.864249] 0 [ 184.868477] ? ioctl_preallocate+0x1a0/0x1a0 [ 184.868486] ? __fget+0x1ca/0x2f0 [ 184.868496] ? security_file_ioctl+0x6a/0xa0 [ 184.868504] ? SyS_clock_settime+0x1a0/0x1a0 [ 184.893132] 0 [ 184.896890] ? security_file_ioctl+0x6a/0xa0 [ 184.896898] SyS_ioctl+0x74/0x80 [ 184.896905] ? do_vfs_ioctl+0xfb0/0xfb0 [ 184.899988] 0 [ 184.903419] do_syscall_64+0x1c7/0x5b0 [ 184.905221] 0 [ 184.909588] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 184.913012] 0 [ 184.917399] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 184.917404] RIP: 0033:0x45c529 [ 184.917407] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 184.923575] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 184.927973] Node 1 [ 184.931295] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 184.931298] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 184.935267] Normal free:26520kB min:53504kB low:66880kB high:80256kB active_anon:748kB inactive_anon:16kB active_file:60kB inactive_file:164kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:448kB pagetables:200kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 184.937024] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 184.937028] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 184.940886] lowmem_reserve[]: [ 184.955270] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 184.955275] 6316 total pagecache pages [ 184.955284] 0 pages in swap cache [ 184.955288] Swap cache stats: add 0, delete 0, find 0/0 [ 184.955291] Free swap = 0kB [ 184.960632] syz-executor.0: [ 184.970609] Total swap = 0kB [ 184.977670] page allocation failure: order:0 [ 184.987054] 1965979 pages RAM [ 184.995703] 0 [ 185.018871] 0 pages HighMem/MovableOnly [ 185.034378] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 185.035962] 335857 pages reserved [ 185.035965] 0 pages cma reserved [ 185.035970] Out of memory: Kill process 10189 (syz-executor.5) score 999 or sacrifice child [ 185.035989] Killed process 10191 (syz-executor.5) total-vm:40152kB, anon-rss:124kB, file-rss:0kB, shmem-rss:0kB [ 185.065449] oom_reaper: reaped process 10191 (syz-executor.5), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 185.066798] 0 [ 185.125994] oom_reaper: reaped process 10286 (syz-executor.2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 185.137861] (null) [ 185.142180] syz-executor.0 cpuset=/ mems_allowed=0-1 [ 185.155668] CPU: 0 PID: 10186 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 185.163563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 185.172917] Call Trace: [ 185.175511] dump_stack+0xf7/0x13b [ 185.179047] warn_alloc.cold.110+0xa2/0x1be [ 185.183375] ? zone_watermark_ok_safe+0x260/0x260 [ 185.188216] ? usleep_range+0x120/0x120 [ 185.192192] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 185.197299] ? call_timer_fn+0x570/0x570 [ 185.201376] ? unreserve_highatomic_pageblock+0x315/0x450 [ 185.206928] __alloc_pages_slowpath+0x2052/0x2650 [ 185.211779] ? warn_alloc+0x100/0x100 [ 185.215575] ? get_page_from_freelist+0x26e/0x23b0 [ 185.220597] ? __might_sleep+0x93/0xb0 [ 185.224516] __alloc_pages_nodemask+0x60d/0x770 [ 185.229190] ? __alloc_pages_slowpath+0x2650/0x2650 [ 185.234223] ? wait_for_completion+0x440/0x440 [ 185.237607] in:imklog invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null) [ 185.238808] alloc_pages_current+0xd6/0x1b0 [ 185.238811] , order=0, oom_score_adj=0 [ 185.238815] in:imklog cpuset= [ 185.248935] ion_page_pool_alloc+0x102/0x180 [ 185.248941] ion_system_heap_allocate+0x14e/0x930 [ 185.248948] ? ion_system_heap_free+0x270/0x270 [ 185.248958] ion_alloc+0x216/0x770 [ 185.248967] ? ion_dma_buf_release+0x40/0x40 [ 185.248976] ? kasan_check_write+0x14/0x20 [ 185.248983] ion_ioctl+0xe2/0x1b6 [ 185.289780] ? ion_alloc.cold.15+0x32/0x32 [ 185.293477] / mems_allowed=0-1 [ 185.294014] do_vfs_ioctl+0x180/0xfb0 [ 185.300986] ? __fget+0x1ad/0x2f0 [ 185.304428] ? ioctl_preallocate+0x1a0/0x1a0 [ 185.305295] syz-executor.1: page allocation failure: order:0 [ 185.308829] ? __fget+0x1ca/0x2f0 [ 185.308834] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 185.314633] ? security_file_ioctl+0x6a/0xa0 [ 185.318227] syz-executor.2: [ 185.325165] ? SyS_clock_settime+0x1a0/0x1a0 [ 185.329660] syz-executor.5: [ 185.332583] ? security_file_ioctl+0x6a/0xa0 [ 185.344353] SyS_ioctl+0x74/0x80 [ 185.347715] ? do_vfs_ioctl+0xfb0/0xfb0 [ 185.351669] do_syscall_64+0x1c7/0x5b0 [ 185.355537] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 185.360383] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 185.365563] RIP: 0033:0x45c529 [ 185.367622] page allocation failure: order:0 [ 185.368736] RSP: 002b:00007f45f6580c78 EFLAGS: 00000246 [ 185.368743] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 185.373121] ORIG_RAX: 0000000000000010 [ 185.389114] page allocation failure: order:0 [ 185.389497] RAX: ffffffffffffffda RBX: 00007f45f65816d4 RCX: 000000000045c529 [ 185.389500] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 185.393882] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 185.393886] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 185.418996] (null) [ 185.423415] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 185.432808] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 185.440262] (null) [ 185.449405] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 185.453457] syz-executor.2 cpuset=/ [ 185.454529] CPU: 1 PID: 10202 Comm: syz-executor.5 Not tainted 4.14.196-syzkaller #0 [ 185.454533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 185.463366] mems_allowed=0-1 [ 185.466030] Call Trace: [ 185.466045] dump_stack+0xf7/0x13b [ 185.466055] warn_alloc.cold.110+0xa2/0x1be [ 185.488862] ? zone_watermark_ok_safe+0x260/0x260 [ 185.493681] ? usleep_range+0x120/0x120 [ 185.497631] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 185.502714] ? call_timer_fn+0x570/0x570 [ 185.505201] 0 0 [ 185.506775] ? unreserve_highatomic_pageblock+0x315/0x450 [ 185.506786] __alloc_pages_slowpath+0x2052/0x2650 [ 185.508736] 0 [ 185.514259] ? warn_alloc+0x100/0x100 [ 185.524628] ? get_page_from_freelist+0x26e/0x23b0 [ 185.529543] ? __might_sleep+0x93/0xb0 [ 185.533409] __alloc_pages_nodemask+0x60d/0x770 [ 185.538056] ? __alloc_pages_slowpath+0x2650/0x2650 [ 185.538058] Node 0 DMA: [ 185.543080] ? wait_for_completion+0x440/0x440 [ 185.543081] 109*4kB (UM) [ 185.545730] ? __list_del_entry_valid+0xb6/0xf3 [ 185.545740] alloc_pages_current+0xd6/0x1b0 [ 185.545748] ion_page_pool_alloc+0x102/0x180 [ 185.545754] ion_system_heap_allocate+0x14e/0x930 [ 185.565195] 51*8kB [ 185.566373] ? ion_system_heap_free+0x270/0x270 [ 185.571192] (UME) [ 185.573440] ion_alloc+0x216/0x770 [ 185.583719] ? ion_dma_buf_release+0x40/0x40 [ 185.588110] ? kasan_check_write+0x14/0x20 [ 185.592322] ion_ioctl+0xe2/0x1b6 [ 185.595194] 30*16kB (UM) [ 185.595770] ? ion_alloc.cold.15+0x32/0x32 [ 185.595782] do_vfs_ioctl+0x180/0xfb0 [ 185.598507] 15*32kB [ 185.602718] ? __fget+0x1ad/0x2f0 [ 185.612308] ? ioctl_preallocate+0x1a0/0x1a0 [ 185.615192] (UME) 2*64kB [ 185.616711] ? __fget+0x1ca/0x2f0 [ 185.616714] (ME) [ 185.619464] ? security_file_ioctl+0x6a/0xa0 [ 185.622886] 4*128kB [ 185.624948] ? SyS_clock_settime+0x1a0/0x1a0 [ 185.624953] ? security_file_ioctl+0x6a/0xa0 [ 185.640414] SyS_ioctl+0x74/0x80 [ 185.643757] ? do_vfs_ioctl+0xfb0/0xfb0 [ 185.645196] (UME) [ 185.647708] do_syscall_64+0x1c7/0x5b0 [ 185.647712] 3*256kB [ 185.649843] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 185.653700] (UME) 2*512kB [ 185.656008] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 185.656014] RIP: 0033:0x45c529 [ 185.656017] RSP: 002b:00007f7f2f40cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 185.675196] (ME) [ 185.679690] RAX: ffffffffffffffda RBX: 00007f7f2f40d6d4 RCX: 000000000045c529 [ 185.679694] 2*1024kB [ 185.681729] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 185.681732] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 185.705193] (ME) [ 185.705875] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 185.705878] 2*2048kB [ 185.707913] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 185.715817] CPU: 1 PID: 5987 Comm: in:imklog Not tainted 4.14.196-syzkaller #0 [ 185.719855] syz-executor.5: [ 185.725349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 185.725353] Call Trace: [ 185.725367] dump_stack+0xf7/0x13b [ 185.725376] dump_header+0x160/0x63f [ 185.725383] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 185.725389] ? ___ratelimit+0x243/0x519 [ 185.745219] syz-executor.1 cpuset= [ 185.747661] ? do_raw_spin_unlock+0x16a/0x250 [ 185.751178] / [ 185.754871] oom_kill_process.cold.24+0xb/0xa1a [ 185.759977] (UE) [ 185.763919] ? out_of_memory+0x7f9/0x1030 [ 185.767934] page allocation failure: order:0 [ 185.772347] ? lock_downgrade+0x7f0/0x7f0 [ 185.774037] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 185.778685] out_of_memory+0x2b0/0x1030 [ 185.778695] ? oom_killer_disable+0x1a0/0x1a0 [ 185.778703] ? __alloc_pages_slowpath+0xb69/0x2650 [ 185.785248] 0*4096kB [ 185.789276] __alloc_pages_slowpath+0x1ef3/0x2650 [ 185.793396] = 10380kB [ 185.800514] ? warn_alloc+0x100/0x100 [ 185.800523] ? get_page_from_freelist+0x26e/0x23b0 [ 185.800535] ? __might_sleep+0x93/0xb0 [ 185.800545] __alloc_pages_nodemask+0x60d/0x770 [ 185.815194] mems_allowed=0-1 [ 185.816268] ? __alloc_pages_slowpath+0x2650/0x2650 [ 185.825194] (null) [ 185.827264] ? lock_downgrade+0x7f0/0x7f0 [ 185.832166] syz-executor.5 cpuset= [ 185.836040] alloc_pages_current+0xd6/0x1b0 [ 185.836049] __page_cache_alloc+0x1da/0x330 [ 185.836057] filemap_fault+0xbc5/0x1ae0 [ 185.865187] Node 0 [ 185.867116] ? __lock_page_or_retry+0x820/0x820 [ 185.871053] DMA32: 784*4kB [ 185.873273] ? lock_acquire+0x173/0x400 [ 185.884763] ? ext4_filemap_fault+0x75/0xb0 [ 185.885184] / mems_allowed=0-1 [ 185.889068] ext4_filemap_fault+0x7d/0xb0 [ 185.896356] __do_fault+0xf3/0x340 [ 185.899870] __handle_mm_fault+0x2191/0x37d0 [ 185.904255] ? copy_page_range+0x1d10/0x1d10 [ 185.905184] (ME) [ 185.908640] ? find_held_lock+0x36/0x1d0 [ 185.908642] 314*8kB (ME) [ 185.910708] handle_mm_fault+0x234/0x6e0 [ 185.914735] 84*16kB [ 185.917477] ? find_vma+0xe2/0x150 [ 185.917486] __do_page_fault+0x44d/0xb00 [ 185.917492] ? SyS_read+0x1c5/0x250 [ 185.917501] ? vmalloc_fault+0xc90/0xc90 [ 185.939031] ? entry_SYSCALL_64_after_hwframe+0x56/0xbb [ 185.944369] ? page_fault+0x2f/0x50 [ 185.947970] do_page_fault+0x64/0x3fb [ 185.951746] ? page_fault+0x2f/0x50 [ 185.955348] page_fault+0x45/0x50 [ 185.958784] RIP: 0033:0x7efcfdfc522d [ 185.962487] RSP: 002b:00007efcfb961580 EFLAGS: 00010293 [ 185.967827] RAX: 0000000000000088 RBX: 0000000000000000 RCX: 00007efcfdfc522d [ 185.975076] RDX: 0000000000001fa0 RSI: 00007efcfb961da0 RDI: 0000000000000004 [ 185.982324] RBP: 0000557e3ab5f9d0 R08: 0000000000000000 R09: 0000000000000000 [ 185.985181] (ME) [ 185.989569] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007efcfb961da0 [ 185.989572] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007efcfb961f15 [ 185.991614] 338*32kB [ 186.011080] CPU: 0 PID: 10191 Comm: syz-executor.5 Not tainted 4.14.196-syzkaller #0 [ 186.021357] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 186.030695] Call Trace: [ 186.033279] dump_stack+0xf7/0x13b [ 186.036992] warn_alloc.cold.110+0xa2/0x1be [ 186.041309] ? zone_watermark_ok_safe+0x260/0x260 [ 186.046147] ? usleep_range+0x120/0x120 [ 186.050126] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 186.055227] ? call_timer_fn+0x570/0x570 [ 186.059297] ? unreserve_highatomic_pageblock+0x315/0x450 [ 186.064830] __alloc_pages_slowpath+0x2052/0x2650 [ 186.069666] ? warn_alloc+0x100/0x100 [ 186.073448] ? get_page_from_freelist+0x26e/0x23b0 [ 186.078368] ? __might_sleep+0x93/0xb0 [ 186.082243] __alloc_pages_nodemask+0x60d/0x770 [ 186.086900] ? __alloc_pages_slowpath+0x2650/0x2650 [ 186.091905] ? wait_for_completion+0x440/0x440 [ 186.096478] ? __list_del_entry_valid+0xb6/0xf3 [ 186.101148] alloc_pages_current+0xd6/0x1b0 [ 186.105465] ion_page_pool_alloc+0x102/0x180 [ 186.109867] ion_system_heap_allocate+0x14e/0x930 [ 186.114695] ? ion_system_heap_free+0x270/0x270 [ 186.119357] ion_alloc+0x216/0x770 [ 186.122890] ? ion_dma_buf_release+0x40/0x40 [ 186.127289] ? kasan_check_write+0x14/0x20 [ 186.131517] ion_ioctl+0xe2/0x1b6 [ 186.134949] ? ion_alloc.cold.15+0x32/0x32 [ 186.139172] do_vfs_ioctl+0x180/0xfb0 [ 186.142958] ? __fget+0x1ad/0x2f0 [ 186.146394] ? ioctl_preallocate+0x1a0/0x1a0 [ 186.150788] ? __fget+0x1ca/0x2f0 [ 186.154223] ? security_file_ioctl+0x6a/0xa0 [ 186.158612] ? SyS_clock_settime+0x1a0/0x1a0 [ 186.163005] ? security_file_ioctl+0x6a/0xa0 [ 186.167400] SyS_ioctl+0x74/0x80 [ 186.170753] ? do_vfs_ioctl+0xfb0/0xfb0 [ 186.174703] do_syscall_64+0x1c7/0x5b0 [ 186.178571] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 186.183400] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 186.188569] RIP: 0033:0x45c529 [ 186.191740] RSP: 002b:00007f7f2f42dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 186.199433] RAX: ffffffffffffffda RBX: 00007f7f2f42e6d4 RCX: 000000000045c529 [ 186.206689] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 186.213941] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 186.221191] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 186.228448] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 186.237144] CPU: 1 PID: 10151 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 186.245033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 186.246281] (UME) [ 186.254372] Call Trace: [ 186.254374] 2*64kB (U) [ 186.256531] dump_stack+0xf7/0x13b [ 186.256545] warn_alloc.cold.110+0xa2/0x1be [ 186.256553] ? zone_watermark_ok_safe+0x260/0x260 [ 186.274335] ? usleep_range+0x120/0x120 [ 186.275198] 2*128kB (U) [ 186.278320] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 186.278331] ? call_timer_fn+0x570/0x570 [ 186.280985] 0*256kB [ 186.286081] ? unreserve_highatomic_pageblock+0x315/0x450 [ 186.286091] __alloc_pages_slowpath+0x2052/0x2650 [ 186.286108] ? warn_alloc+0x100/0x100 [ 186.305171] 0*512kB 0*1024kB [ 186.306567] ? get_page_from_freelist+0x26e/0x23b0 [ 186.306570] 0*2048kB [ 186.309656] ? __might_sleep+0x93/0xb0 [ 186.314559] 0*4096kB = 18192kB [ 186.316963] __alloc_pages_nodemask+0x60d/0x770 [ 186.316970] ? trace_hardirqs_off+0x10/0x10 [ 186.316975] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 186.316982] ? __alloc_pages_slowpath+0x2650/0x2650 [ 186.335173] Node 0 [ 186.337768] ? wait_for_completion+0x440/0x440 [ 186.342766] Normal: 0*4kB [ 186.344991] alloc_pages_current+0xd6/0x1b0 [ 186.355172] warn_alloc_show_mem: 1 callbacks suppressed [ 186.355174] Mem-Info: [ 186.356678] ion_page_pool_alloc+0x102/0x180 [ 186.362017] active_anon:6585 inactive_anon:6070 isolated_anon:0 [ 186.362017] active_file:14 inactive_file:16 isolated_file:0 [ 186.362017] unevictable:0 dirty:0 writeback:0 unstable:0 [ 186.362017] slab_reclaimable:11435 slab_unreclaimable:116289 [ 186.362017] mapped:2217 shmem:6244 pagetables:484 bounce:0 [ 186.362017] free:13702 free_pcp:101 free_cma:0 [ 186.364396] ion_system_heap_allocate+0x14e/0x930 [ 186.375168] 0*8kB [ 186.403031] ? do_raw_spin_unlock+0x16a/0x250 [ 186.403039] ? ion_system_heap_free+0x270/0x270 [ 186.403050] ion_alloc+0x27f/0x770 [ 186.415177] Node 0 active_anon:25720kB inactive_anon:24264kB active_file:32kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8868kB dirty:0kB writeback:0kB shmem:24960kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 186.419101] ? ion_dma_buf_release+0x40/0x40 [ 186.422612] Node 1 active_anon:620kB inactive_anon:16kB active_file:24kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:16kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 186.450002] ? kasan_check_write+0x14/0x20 [ 186.450009] ion_ioctl+0xe2/0x1b6 [ 186.450015] ? ion_alloc.cold.15+0x32/0x32 [ 186.450027] do_vfs_ioctl+0x180/0xfb0 [ 186.475169] 0*16kB [ 186.480599] ? __fget+0x1ad/0x2f0 [ 186.484803] 0*32kB [ 186.488236] ? ioctl_preallocate+0x1a0/0x1a0 [ 186.488245] ? __fget+0x1ca/0x2f0 [ 186.488257] ? security_file_ioctl+0x6a/0xa0 [ 186.515164] 0*64kB [ 186.516271] ? SyS_clock_settime+0x1a0/0x1a0 [ 186.516278] 0*128kB [ 186.518505] ? security_file_ioctl+0x6a/0xa0 [ 186.522904] 0*256kB [ 186.525204] SyS_ioctl+0x74/0x80 [ 186.525211] ? do_vfs_ioctl+0xfb0/0xfb0 [ 186.525217] do_syscall_64+0x1c7/0x5b0 [ 186.525223] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 186.529631] Node 0 [ 186.531951] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 186.545172] 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:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 186.547936] RIP: 0033:0x45c529 [ 186.550144] lowmem_reserve[]: [ 186.555321] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 186.555328] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 186.555331] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 186.555334] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 186.555337] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 186.555340] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 186.585222] CPU: 1 PID: 10286 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 186.624161] 0*512kB [ 186.624482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 186.624486] Call Trace: [ 186.624499] dump_stack+0xf7/0x13b [ 186.624508] warn_alloc.cold.110+0xa2/0x1be [ 186.624516] ? zone_watermark_ok_safe+0x260/0x260 [ 186.624520] ? usleep_range+0x120/0x120 [ 186.624527] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 186.649419] 0*1024kB [ 186.651300] ? call_timer_fn+0x570/0x570 [ 186.651309] ? unreserve_highatomic_pageblock+0x315/0x450 [ 186.651321] __alloc_pages_slowpath+0x2052/0x2650 [ 186.651338] ? warn_alloc+0x100/0x100 [ 186.651344] ? get_page_from_freelist+0x26e/0x23b0 [ 186.651356] ? __might_sleep+0x93/0xb0 [ 186.654664] 0*2048kB [ 186.657445] __alloc_pages_nodemask+0x60d/0x770 [ 186.657453] ? __alloc_pages_slowpath+0x2650/0x2650 [ 186.657462] ? wait_for_completion+0x440/0x440 [ 186.657471] alloc_pages_current+0xd6/0x1b0 [ 186.657480] ion_page_pool_alloc+0x102/0x180 [ 186.657484] ion_system_heap_allocate+0x14e/0x930 [ 186.657492] ? ion_system_heap_free+0x270/0x270 [ 186.657504] ion_alloc+0x216/0x770 [ 186.657514] ? ion_dma_buf_release+0x40/0x40 [ 186.657524] ? kasan_check_write+0x14/0x20 [ 186.657531] ion_ioctl+0xe2/0x1b6 [ 186.657537] ? ion_alloc.cold.15+0x32/0x32 [ 186.657550] do_vfs_ioctl+0x180/0xfb0 [ 186.657556] ? __fget+0x1ad/0x2f0 [ 186.657563] ? ioctl_preallocate+0x1a0/0x1a0 [ 186.657571] ? __fget+0x1ca/0x2f0 [ 186.662504] 0*4096kB [ 186.666720] ? security_file_ioctl+0x6a/0xa0 [ 186.666728] ? SyS_clock_settime+0x1a0/0x1a0 [ 186.666731] ? security_file_ioctl+0x6a/0xa0 [ 186.666738] SyS_ioctl+0x74/0x80 [ 186.666743] ? do_vfs_ioctl+0xfb0/0xfb0 [ 186.666750] do_syscall_64+0x1c7/0x5b0 [ 186.666754] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 186.666768] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 186.666773] RIP: 0033:0x45c529 [ 186.666777] RSP: 002b:00007fb874e56c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 186.666783] RAX: ffffffffffffffda RBX: 00007fb874e576d4 RCX: 000000000045c529 [ 186.666786] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 186.666788] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 186.666791] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 186.666794] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 186.725220] Mem-Info: [ 186.736405] 0 [ 186.765229] active_anon:6585 inactive_anon:6070 isolated_anon:0 [ 186.765229] active_file:112 inactive_file:281 isolated_file:0 [ 186.765229] unevictable:0 dirty:0 writeback:0 unstable:0 [ 186.765229] slab_reclaimable:11435 slab_unreclaimable:115821 [ 186.765229] mapped:2367 shmem:6244 pagetables:484 bounce:0 [ 186.765229] free:40233 free_pcp:686 free_cma:0 [ 186.773858] 2570 [ 186.785245] Node 0 active_anon:25720kB inactive_anon:24264kB active_file:232kB inactive_file:280kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:9068kB dirty:0kB writeback:0kB shmem:24960kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 186.792499] = 0kB [ 186.826271] Node 1 active_anon:620kB inactive_anon:16kB active_file:416kB inactive_file:1744kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1000kB dirty:0kB writeback:0kB shmem:16kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 186.837039] 2570 [ 186.875209] Node 0 [ 186.955176] Node 1 [ 186.961017] DMA free:10420kB 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:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 186.972913] Normal: 6897*4kB (U) 1541*8kB (U) 328*16kB (UE) 1449*32kB (UE) 1*64kB (U) 0*128kB 0*256kB 0*512kB 110*1024kB (U) 0*2048kB 0*4096kB = 204236kB [ 187.082892] 2570 2570 [ 187.095249] Node 0 DMA32 free:69396kB min:36384kB low:45480kB high:54576kB active_anon:25780kB inactive_anon:24264kB active_file:1036kB inactive_file:1296kB unevictable:0kB writepending:4kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6816kB pagetables:1764kB bounce:0kB free_pcp:1184kB local_pcp:564kB free_cma:0kB [ 187.124931] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 187.137042] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 187.145571] Node 0 DMA32 free:78196kB min:36384kB low:45480kB high:54576kB active_anon:25780kB inactive_anon:24264kB active_file:1136kB inactive_file:1696kB unevictable:0kB writepending:4kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6848kB pagetables:1764kB bounce:0kB free_pcp:1236kB local_pcp:620kB free_cma:0kB [ 187.175242] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 187.183966] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 187.237536] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 187.252168] lowmem_reserve[]: 0 0 0 0 0 [ 187.255253] lowmem_reserve[]: 0 0 0 0 0 [ 187.260233] 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 [ 187.275202] Node 0 [ 187.285680] 7513 total pagecache pages [ 187.291812] 0 pages in swap cache [ 187.324434] 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 [ 187.355353] Swap cache stats: add 0, delete 0, find 0/0 [ 187.360760] Free swap = 0kB [ 187.363777] Total swap = 0kB [ 187.389560] lowmem_reserve[]: 0 0 0 0 0 [ 187.392687] 1965979 pages RAM [ 187.415192] 0 pages HighMem/MovableOnly [ 187.415213] Node 1 [ 187.419198] 335857 pages reserved [ 187.419208] Normal free:131816kB min:53504kB low:66880kB high:80256kB active_anon:620kB inactive_anon:16kB active_file:1284kB inactive_file:864kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:448kB pagetables:200kB bounce:0kB free_pcp:1340kB local_pcp:628kB free_cma:0kB [ 187.421412] 0 pages cma reserved [ 187.424847] lowmem_reserve[]: [ 187.478097] lowmem_reserve[]: 0 0 0 0 0 [ 187.499194] Node 1 Normal free:128216kB min:53504kB low:66880kB high:80256kB active_anon:620kB inactive_anon:16kB active_file:1284kB inactive_file:864kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:448kB pagetables:200kB bounce:0kB free_pcp:1396kB local_pcp:712kB free_cma:0kB [ 187.539186] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 187.578432] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready [ 187.615305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 187.623177] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 187.630976] lowmem_reserve[]: 0 0 0 0 0 [ 187.631188] 0 [ 187.634960] Node 0 [ 187.634962] 0 0 0 0 [ 187.641439] Node 0 DMA: 105*4kB (UM) 60*8kB (UME) 33*16kB (UM) 15*32kB (UME) 3*64kB (UME) 3*128kB (UME) 3*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10420kB [ 187.655164] DMA: 105*4kB (UM) 60*8kB (UME) 33*16kB (UM) 15*32kB (UME) 3*64kB (UME) 3*128kB (UME) 3*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10420kB [ 187.685316] Node 0 DMA32: 21022*4kB (UME) 7464*8kB (UME) 1882*16kB (UE) 750*32kB (UE) 14*64kB (U) 13*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 200472kB [ 187.704802] 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 [ 187.705251] Node 0 DMA32: 21129*4kB (UME) 7102*8kB (UME) 1931*16kB (UE) 773*32kB (UE) 14*64kB (U) 14*128kB (UM) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 199652kB [ 187.785230] Node 1 Normal: 29701*4kB (UM) 7768*8kB (U) 973*16kB (UME) 1723*32kB (UE) 246*64kB (U) 13*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 269316kB [ 187.786370] Node 0 [ 187.828757] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 187.835164] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 187.837843] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 187.895228] Node 1 Normal: 34131*4kB (UM) 9681*8kB (U) 1439*16kB (UME) 2020*32kB (UE) 35*64kB (U) 38*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 308740kB [ 187.895893] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 187.920526] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 187.945179] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 187.975920] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 187.982266] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 187.993010] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 187.997941] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready [ 188.015243] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 188.018927] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 188.024098] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 188.032931] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 188.052707] 7518 total pagecache pages [ 188.069390] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 188.088811] 0 pages in swap cache [ 188.092293] Swap cache stats: add 0, delete 0, find 0/0 [ 188.095155] 7518 total pagecache pages [ 188.100328] device veth0_vlan entered promiscuous mode [ 188.101648] 0 pages in swap cache [ 188.126000] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 188.126069] syz-executor.2: [ 188.139978] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 188.148020] Swap cache stats: add 0, delete 0, find 0/0 [ 188.156549] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 188.168118] Free swap = 0kB [ 188.171145] Total swap = 0kB [ 188.174156] 1965979 pages RAM [ 188.185879] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 188.188554] page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 188.196724] device veth1_vlan entered promiscuous mode [ 188.202867] Free swap = 0kB [ 188.208130] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 188.216446] 0 pages HighMem/MovableOnly [ 188.220418] 335857 pages reserved [ 188.223864] 0 pages cma reserved [ 188.234050] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 188.236301] Total swap = 0kB [ 188.239243] CPU: 1 PID: 10191 Comm: syz-executor.5 Not tainted 4.14.196-syzkaller #0 [ 188.242211] 1965979 pages RAM [ 188.250098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 188.250103] Call Trace: [ 188.250119] dump_stack+0xf7/0x13b [ 188.250127] warn_alloc.cold.110+0xa2/0x1be [ 188.250133] ? zone_watermark_ok_safe+0x260/0x260 [ 188.250147] ? __alloc_pages_direct_compact+0xc2/0x330 [ 188.250154] __alloc_pages_slowpath+0x2052/0x2650 [ 188.250166] ? trace_hardirqs_off+0x10/0x10 [ 188.250174] ? warn_alloc+0x100/0x100 [ 188.250181] ? get_page_from_freelist+0x9ee/0x23b0 [ 188.250194] ? __might_sleep+0x93/0xb0 [ 188.250201] __alloc_pages_nodemask+0x60d/0x770 [ 188.250205] ? trace_hardirqs_off+0x10/0x10 [ 188.250210] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 188.250218] ? __alloc_pages_slowpath+0x2650/0x2650 [ 188.255581] syz-executor.2 cpuset= [ 188.262672] ? wait_for_completion+0x440/0x440 [ 188.285147] 0 pages HighMem/MovableOnly [ 188.288002] alloc_pages_current+0xd6/0x1b0 [ 188.292294] 335857 pages reserved [ 188.296082] ion_page_pool_alloc+0x102/0x180 [ 188.296088] ion_system_heap_allocate+0x14e/0x930 [ 188.296094] ? do_raw_spin_unlock+0x16a/0x250 [ 188.296099] ? ion_system_heap_free+0x270/0x270 [ 188.296110] ion_alloc+0x27f/0x770 [ 188.296119] ? ion_dma_buf_release+0x40/0x40 [ 188.296128] ? kasan_check_write+0x14/0x20 [ 188.296135] ion_ioctl+0xe2/0x1b6 [ 188.301059] / [ 188.304911] ? ion_alloc.cold.15+0x32/0x32 [ 188.335159] mems_allowed=0-1 [ 188.335900] do_vfs_ioctl+0x180/0xfb0 [ 188.355136] 0 pages cma reserved [ 188.357302] ? __fget+0x1ad/0x2f0 [ 188.397005] ? ioctl_preallocate+0x1a0/0x1a0 [ 188.401408] ? __fget+0x1ca/0x2f0 [ 188.404861] ? security_file_ioctl+0x6a/0xa0 [ 188.410651] ? SyS_clock_settime+0x1a0/0x1a0 [ 188.415049] ? security_file_ioctl+0x6a/0xa0 [ 188.419595] SyS_ioctl+0x74/0x80 [ 188.422948] ? do_vfs_ioctl+0xfb0/0xfb0 [ 188.426910] do_syscall_64+0x1c7/0x5b0 [ 188.430794] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 188.435686] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 188.440862] RIP: 0033:0x45c529 [ 188.444040] RSP: 002b:00007f7f2f42dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 188.451739] RAX: ffffffffffffffda RBX: 00007f7f2f42e6d4 RCX: 000000000045c529 [ 188.458996] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 188.466248] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 188.473508] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 188.480779] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 188.488057] CPU: 0 PID: 10286 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 188.489624] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 188.496453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 188.496457] Call Trace: [ 188.496469] dump_stack+0xf7/0x13b [ 188.496478] warn_alloc.cold.110+0xa2/0x1be [ 188.496484] ? zone_watermark_ok_safe+0x260/0x260 [ 188.496500] ? __alloc_pages_direct_compact+0xc2/0x330 [ 188.515388] Out of memory: Kill process 6445 (syz-execprog) score 1 or sacrifice child [ 188.518213] __alloc_pages_slowpath+0x2052/0x2650 [ 188.522567] Killed process 9981 (syz-executor.4) total-vm:39756kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB [ 188.527334] ? trace_hardirqs_off+0x10/0x10 [ 188.527342] ? warn_alloc+0x100/0x100 [ 188.527349] ? get_page_from_freelist+0x9ee/0x23b0 [ 188.527363] ? __might_sleep+0x93/0xb0 [ 188.527370] __alloc_pages_nodemask+0x60d/0x770 [ 188.527374] ? trace_hardirqs_off+0x10/0x10 [ 188.527380] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 188.527387] ? __alloc_pages_slowpath+0x2650/0x2650 [ 188.535887] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 188.540679] ? wait_for_completion+0x440/0x440 [ 188.571613] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 188.572392] alloc_pages_current+0xd6/0x1b0 [ 188.614401] ion_page_pool_alloc+0x102/0x180 [ 188.618795] ion_system_heap_allocate+0x14e/0x930 [ 188.623702] ? do_raw_spin_unlock+0x16a/0x250 [ 188.625184] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 188.628194] ? ion_system_heap_free+0x270/0x270 [ 188.639593] ion_alloc+0x27f/0x770 [ 188.643133] ? ion_dma_buf_release+0x40/0x40 [ 188.645486] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 188.647532] ? kasan_check_write+0x14/0x20 [ 188.658498] ion_ioctl+0xe2/0x1b6 [ 188.661960] ? ion_alloc.cold.15+0x32/0x32 [ 188.666181] do_vfs_ioctl+0x180/0xfb0 [ 188.669986] ? __fget+0x1ad/0x2f0 [ 188.673429] ? ioctl_preallocate+0x1a0/0x1a0 [ 188.677830] ? __fget+0x1ca/0x2f0 [ 188.681263] ? security_file_ioctl+0x6a/0xa0 [ 188.685657] ? SyS_clock_settime+0x1a0/0x1a0 [ 188.690052] ? security_file_ioctl+0x6a/0xa0 [ 188.694996] SyS_ioctl+0x74/0x80 [ 188.698347] ? do_vfs_ioctl+0xfb0/0xfb0 [ 188.702308] do_syscall_64+0x1c7/0x5b0 [ 188.706176] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 188.711014] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 188.716188] RIP: 0033:0x45c529 [ 188.719354] RSP: 002b:00007fb874e56c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 188.727044] RAX: ffffffffffffffda RBX: 00007fb874e576d4 RCX: 000000000045c529 [ 188.734401] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 188.741657] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 188.748914] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 188.756180] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 188.763443] CPU: 1 PID: 10202 Comm: syz-executor.5 Not tainted 4.14.196-syzkaller #0 [ 188.771325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 188.780673] Call Trace: [ 188.783258] dump_stack+0xf7/0x13b [ 188.786799] warn_alloc.cold.110+0xa2/0x1be [ 188.791112] ? zone_watermark_ok_safe+0x260/0x260 [ 188.795999] ? __alloc_pages_direct_compact+0xc2/0x330 [ 188.801271] __alloc_pages_slowpath+0x2052/0x2650 [ 188.806114] ? trace_hardirqs_off+0x10/0x10 [ 188.810431] ? warn_alloc+0x100/0x100 [ 188.814222] ? get_page_from_freelist+0x9ee/0x23b0 [ 188.819153] ? __might_sleep+0x93/0xb0 [ 188.823033] __alloc_pages_nodemask+0x60d/0x770 [ 188.827689] ? retint_kernel+0x2d/0x2d [ 188.831569] ? __alloc_pages_slowpath+0x2650/0x2650 [ 188.836579] ? wait_for_completion+0x440/0x440 [ 188.841149] alloc_pages_current+0xd6/0x1b0 [ 188.845461] ion_page_pool_alloc+0x102/0x180 [ 188.849856] ion_system_heap_allocate+0x14e/0x930 [ 188.854684] ? do_raw_spin_unlock+0x16a/0x250 [ 188.859167] ? ion_system_heap_free+0x270/0x270 [ 188.863919] ion_alloc+0x27f/0x770 [ 188.867468] ? ion_dma_buf_release+0x40/0x40 [ 188.871880] ? kasan_check_write+0x14/0x20 [ 188.876110] ion_ioctl+0xe2/0x1b6 [ 188.879556] ? ion_alloc.cold.15+0x32/0x32 [ 188.883791] do_vfs_ioctl+0x180/0xfb0 [ 188.887585] ? __fget+0x1ad/0x2f0 [ 188.891031] ? ioctl_preallocate+0x1a0/0x1a0 [ 188.895440] ? __fget+0x1ca/0x2f0 [ 188.898889] ? security_file_ioctl+0x6a/0xa0 [ 188.903288] ? SyS_clock_settime+0x1a0/0x1a0 [ 188.907688] ? security_file_ioctl+0x6a/0xa0 [ 188.912094] SyS_ioctl+0x74/0x80 [ 188.915461] ? do_vfs_ioctl+0xfb0/0xfb0 [ 188.919435] do_syscall_64+0x1c7/0x5b0 [ 188.923313] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 188.928150] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 188.933333] RIP: 0033:0x45c529 [ 188.936512] RSP: 002b:00007f7f2f40cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 188.944222] RAX: ffffffffffffffda RBX: 00007f7f2f40d6d4 RCX: 000000000045c529 [ 188.951482] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 188.958741] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 188.966005] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 188.973267] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 188.986065] warn_alloc_show_mem: 4 callbacks suppressed [ 188.986068] Mem-Info: [ 188.994204] active_anon:6562 inactive_anon:6070 isolated_anon:0 [ 188.994204] active_file:635 inactive_file:694 isolated_file:0 [ 188.994204] unevictable:0 dirty:1 writeback:0 unstable:0 [ 188.994204] slab_reclaimable:11430 slab_unreclaimable:120643 [ 188.994204] mapped:3255 shmem:6244 pagetables:484 bounce:0 [ 188.994204] free:90472 free_pcp:188 free_cma:0 [ 189.030423] Node 0 active_anon:25628kB inactive_anon:24264kB active_file:1372kB inactive_file:1732kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:11444kB dirty:12kB writeback:0kB shmem:24960kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 189.059420] Node 1 active_anon:620kB inactive_anon:16kB active_file:1264kB inactive_file:1636kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1720kB dirty:216kB writeback:0kB shmem:16kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 189.091151] 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:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 189.120589] syz-executor.0: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 189.146404] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 189.146911] syz-executor.0 cpuset= [ 189.151467] Node 0 [ 189.151468] / mems_allowed=0-1 [ 189.155004] DMA32 free:43256kB min:36384kB low:45480kB high:54576kB active_anon:25624kB inactive_anon:24264kB active_file:1380kB inactive_file:1724kB unevictable:0kB writepending:16kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6784kB pagetables:1696kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 189.175118] CPU: 0 PID: 10186 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 189.196717] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 189.206071] Call Trace: [ 189.208663] dump_stack+0xf7/0x13b [ 189.212333] warn_alloc.cold.110+0xa2/0x1be [ 189.216669] ? zone_watermark_ok_safe+0x260/0x260 [ 189.221557] ? __alloc_pages_direct_compact+0xc2/0x330 [ 189.226916] __alloc_pages_slowpath+0x2052/0x2650 [ 189.231759] ? trace_hardirqs_off+0x10/0x10 [ 189.236076] ? warn_alloc+0x100/0x100 [ 189.239873] ? get_page_from_freelist+0x9ee/0x23b0 [ 189.241308] lowmem_reserve[]: 0 0 [ 189.244795] ? __might_sleep+0x93/0xb0 [ 189.244795] 0 0 [ 189.248230] __alloc_pages_nodemask+0x60d/0x770 [ 189.248236] ? trace_hardirqs_off+0x10/0x10 [ 189.248242] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 189.248248] ? __alloc_pages_slowpath+0x2650/0x2650 [ 189.248256] ? wait_for_completion+0x440/0x440 [ 189.248265] alloc_pages_current+0xd6/0x1b0 [ 189.248272] ion_page_pool_alloc+0x102/0x180 [ 189.248278] ion_system_heap_allocate+0x14e/0x930 [ 189.248282] ? do_raw_spin_unlock+0x16a/0x250 [ 189.248289] ? ion_system_heap_free+0x270/0x270 2020/09/03 14:28:33 executed programs: 48 [ 189.248300] ion_alloc+0x27f/0x770 [ 189.248309] ? ion_dma_buf_release+0x40/0x40 [ 189.248317] ? kasan_check_write+0x14/0x20 [ 189.248324] ion_ioctl+0xe2/0x1b6 [ 189.248329] ? ion_alloc.cold.15+0x32/0x32 [ 189.248340] do_vfs_ioctl+0x180/0xfb0 [ 189.283296] 0 [ 189.286233] ? __fget+0x1ad/0x2f0 [ 189.286242] ? ioctl_preallocate+0x1a0/0x1a0 [ 189.286249] ? __fget+0x1ca/0x2f0 [ 189.286277] ? security_file_ioctl+0x6a/0xa0 [ 189.286286] ? SyS_clock_settime+0x1a0/0x1a0 [ 189.295575] ? security_file_ioctl+0x6a/0xa0 [ 189.295583] SyS_ioctl+0x74/0x80 [ 189.295589] ? do_vfs_ioctl+0xfb0/0xfb0 [ 189.295595] do_syscall_64+0x1c7/0x5b0 [ 189.295599] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 189.295610] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 189.295615] RIP: 0033:0x45c529 [ 189.295618] RSP: 002b:00007f45f6580c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 189.295625] RAX: ffffffffffffffda RBX: 00007f45f65816d4 RCX: 000000000045c529 [ 189.295628] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 189.295631] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 189.295634] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 189.295638] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 189.325143] 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 [ 189.458835] lowmem_reserve[]: 0 0 0 0 0 [ 189.462826] Node 1 Normal free:104016kB min:53504kB low:66880kB high:80256kB active_anon:732kB inactive_anon:16kB active_file:1464kB inactive_file:7320kB unevictable:0kB writepending:224kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:416kB pagetables:168kB bounce:0kB free_pcp:256kB local_pcp:128kB free_cma:0kB [ 189.495933] lowmem_reserve[]: 0 0 0 0 0 [ 189.499958] Node 0 DMA: 107*4kB (UM) 71*8kB (UME) 38*16kB (UM) 15*32kB (UME) 2*64kB (ME) 2*128kB (ME) 3*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10404kB [ 189.524814] Node 0 DMA32: 647*4kB (UME) 214*8kB (UME) 63*16kB (E) 971*32kB (UE) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 36380kB [ 189.548392] 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 [ 189.570390] Node 1 Normal: 0*4kB 0*8kB 13*16kB (U) 1655*32kB (U) 2*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 53296kB [ 189.635487] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 189.644369] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 189.668333] in:imklog invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 189.691207] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 189.702310] in:imklog cpuset=/ mems_allowed=0-1 [ 189.707112] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 189.709361] CPU: 1 PID: 5987 Comm: in:imklog Not tainted 4.14.196-syzkaller #0 [ 189.722613] 6296 total pagecache pages [ 189.723094] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 189.727005] 0 pages in swap cache [ 189.736316] Call Trace: [ 189.736332] dump_stack+0xf7/0x13b [ 189.736341] dump_header+0x160/0x63f [ 189.736348] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 189.745104] Swap cache stats: add 0, delete 0, find 0/0 [ 189.745878] ? ___ratelimit+0x243/0x519 [ 189.749559] Free swap = 0kB [ 189.749562] Total swap = 0kB [ 189.754646] ? do_raw_spin_unlock+0x16a/0x250 [ 189.760020] 1965979 pages RAM [ 189.763950] oom_kill_process.cold.24+0xb/0xa1a [ 189.766977] 0 pages HighMem/MovableOnly [ 189.769955] ? out_of_memory+0x7f9/0x1030 [ 189.774422] 335857 pages reserved [ 189.777523] ? lock_downgrade+0x7f0/0x7f0 [ 189.777534] out_of_memory+0x2b0/0x1030 [ 189.777545] ? oom_killer_disable+0x1a0/0x1a0 [ 189.782192] 0 pages cma reserved [ 189.786146] ? __alloc_pages_slowpath+0xb69/0x2650 [ 189.786153] __alloc_pages_slowpath+0x1ef3/0x2650 [ 189.786170] ? warn_alloc+0x100/0x100 [ 189.823147] ? get_page_from_freelist+0x26e/0x23b0 [ 189.828097] ? __might_sleep+0x93/0xb0 [ 189.831990] __alloc_pages_nodemask+0x60d/0x770 [ 189.836670] ? __alloc_pages_slowpath+0x2650/0x2650 [ 189.841683] ? lock_downgrade+0x7f0/0x7f0 [ 189.845844] alloc_pages_current+0xd6/0x1b0 [ 189.850177] __page_cache_alloc+0x1da/0x330 [ 189.854486] filemap_fault+0xbc5/0x1ae0 [ 189.858441] ? __lock_page_or_retry+0x820/0x820 [ 189.863090] ? lock_acquire+0x173/0x400 [ 189.867059] ? ext4_filemap_fault+0x75/0xb0 [ 189.871360] ext4_filemap_fault+0x7d/0xb0 [ 189.875486] __do_fault+0xf3/0x340 [ 189.879002] __handle_mm_fault+0x2191/0x37d0 [ 189.883387] ? copy_page_range+0x1d10/0x1d10 [ 189.887771] ? find_held_lock+0x36/0x1d0 [ 189.891815] handle_mm_fault+0x234/0x6e0 [ 189.895849] ? find_vma+0xe2/0x150 [ 189.899364] __do_page_fault+0x44d/0xb00 [ 189.903400] ? SyS_read+0x1c5/0x250 [ 189.907006] ? vmalloc_fault+0xc90/0xc90 [ 189.911045] ? entry_SYSCALL_64_after_hwframe+0x56/0xbb [ 189.916382] ? page_fault+0x2f/0x50 [ 189.920010] do_page_fault+0x64/0x3fb [ 189.923786] ? page_fault+0x2f/0x50 [ 189.927389] page_fault+0x45/0x50 [ 189.930816] RIP: 0033:0x7efcfd0709e0 [ 189.934518] RSP: 002b:00007efcfb961588 EFLAGS: 00010206 [ 189.939872] RAX: 00000000000000c9 RBX: 0000000000000000 RCX: 00007efcfdfc522d [ 189.947119] RDX: 00000000000000c9 RSI: 000000000000000a RDI: 00007efcfb961da0 [ 189.954374] RBP: 0000557e3ab5f9d0 R08: 0000000000000000 R09: 0000000000000000 [ 189.961621] R10: 2ce33e6c02ce33e7 R11: 0000000000000000 R12: 00007efcfb961da0 [ 189.968865] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007efcfb961da0 [ 189.986489] syz-executor.5: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 189.987040] Mem-Info: [ 190.017842] active_anon:6590 inactive_anon:6070 isolated_anon:0 [ 190.017842] active_file:47 inactive_file:37 isolated_file:0 [ 190.017842] unevictable:0 dirty:10 writeback:0 unstable:0 [ 190.017842] slab_reclaimable:11433 slab_unreclaimable:119871 [ 190.017842] mapped:2415 shmem:6244 pagetables:466 bounce:0 [ 190.017842] free:13597 free_pcp:0 free_cma:0 [ 190.074425] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 190.097240] CPU: 0 PID: 10191 Comm: syz-executor.5 Not tainted 4.14.196-syzkaller #0 [ 190.105158] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 190.114504] Call Trace: [ 190.117094] dump_stack+0xf7/0x13b [ 190.120641] warn_alloc.cold.110+0xa2/0x1be [ 190.124973] ? zone_watermark_ok_safe+0x260/0x260 [ 190.129896] ? usleep_range+0x120/0x120 [ 190.133860] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 190.138961] ? call_timer_fn+0x570/0x570 [ 190.143011] ? unreserve_highatomic_pageblock+0x315/0x450 [ 190.148550] __alloc_pages_slowpath+0x2052/0x2650 [ 190.153397] ? warn_alloc+0x100/0x100 [ 190.157189] ? get_page_from_freelist+0x26e/0x23b0 [ 190.161207] Node 0 active_anon:25540kB inactive_anon:24264kB active_file:24kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:9432kB dirty:0kB writeback:0kB shmem:24960kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 190.162122] ? __might_sleep+0x93/0xb0 [ 190.189646] syz-executor.2: page allocation failure: order:0 [ 190.193389] __alloc_pages_nodemask+0x60d/0x770 [ 190.193396] ? trace_hardirqs_off+0x10/0x10 [ 190.199238] syz-executor.0: [ 190.203815] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 190.215941] ? __alloc_pages_slowpath+0x2650/0x2650 [ 190.215956] page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 190.220946] ? wait_for_completion+0x440/0x440 [ 190.220960] alloc_pages_current+0xd6/0x1b0 [ 190.236734] syz-executor.0: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 190.239675] ion_page_pool_alloc+0x102/0x180 [ 190.239681] ion_system_heap_allocate+0x14e/0x930 [ 190.254715] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 190.255337] ? do_raw_spin_unlock+0x16a/0x250 [ 190.255346] ? ion_system_heap_free+0x270/0x270 [ 190.255357] ion_alloc+0x27f/0x770 [ 190.255367] ? ion_dma_buf_release+0x40/0x40 [ 190.255377] ? kasan_check_write+0x14/0x20 [ 190.255383] ion_ioctl+0xe2/0x1b6 [ 190.261485] (null) [ 190.267525] ? ion_alloc.cold.15+0x32/0x32 [ 190.267538] do_vfs_ioctl+0x180/0xfb0 [ 190.267544] ? __fget+0x1ad/0x2f0 [ 190.267550] ? ioctl_preallocate+0x1a0/0x1a0 [ 190.267557] ? __fget+0x1ca/0x2f0 [ 190.267567] ? security_file_ioctl+0x6a/0xa0 [ 190.267574] ? SyS_clock_settime+0x1a0/0x1a0 [ 190.267577] ? security_file_ioctl+0x6a/0xa0 [ 190.267583] SyS_ioctl+0x74/0x80 [ 190.267588] ? do_vfs_ioctl+0xfb0/0xfb0 [ 190.267594] do_syscall_64+0x1c7/0x5b0 [ 190.267599] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 190.267610] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 190.267614] RIP: 0033:0x45c529 [ 190.267617] RSP: 002b:00007f7f2f42dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 190.267624] RAX: ffffffffffffffda RBX: 00007f7f2f42e6d4 RCX: 000000000045c529 [ 190.267627] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 190.267633] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 190.276731] syz-executor.2 cpuset= [ 190.276764] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 190.280282] / [ 190.284666] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 190.288953] (null) [ 190.302192] (null) [ 190.308066] mems_allowed=0-1 [ 190.314454] syz-executor.0 cpuset= [ 190.318539] syz-executor.0 cpuset= [ 190.331437] / [ 190.338337] Node 1 active_anon:720kB inactive_anon:16kB active_file:40kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:16kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 190.348122] mems_allowed=0-1 [ 190.350472] CPU: 1 PID: 10286 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 190.454123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 190.463454] Call Trace: [ 190.466025] dump_stack+0xf7/0x13b [ 190.469547] warn_alloc.cold.110+0xa2/0x1be [ 190.473848] ? zone_watermark_ok_safe+0x260/0x260 [ 190.478671] ? usleep_range+0x120/0x120 [ 190.482619] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 190.487700] ? call_timer_fn+0x570/0x570 [ 190.491756] ? unreserve_highatomic_pageblock+0x315/0x450 [ 190.497271] __alloc_pages_slowpath+0x2052/0x2650 [ 190.502096] ? warn_alloc+0x100/0x100 [ 190.505873] ? get_page_from_freelist+0x26e/0x23b0 [ 190.510782] ? __might_sleep+0x93/0xb0 [ 190.514646] __alloc_pages_nodemask+0x60d/0x770 [ 190.519296] ? __alloc_pages_slowpath+0x2650/0x2650 [ 190.524314] ? wait_for_completion+0x440/0x440 [ 190.528904] alloc_pages_current+0xd6/0x1b0 [ 190.533242] ion_page_pool_alloc+0x102/0x180 [ 190.535097] warn_alloc_show_mem: 3 callbacks suppressed [ 190.535100] Mem-Info: [ 190.537641] ion_system_heap_allocate+0x14e/0x930 [ 190.542991] active_anon:6565 inactive_anon:6070 isolated_anon:0 [ 190.542991] active_file:16 inactive_file:17 isolated_file:0 [ 190.542991] unevictable:0 dirty:0 writeback:0 unstable:0 [ 190.542991] slab_reclaimable:11438 slab_unreclaimable:119847 [ 190.542991] mapped:2358 shmem:6244 pagetables:466 bounce:0 [ 190.542991] free:13673 free_pcp:30 free_cma:0 [ 190.545376] ? do_raw_spin_unlock+0x16a/0x250 [ 190.545383] ? ion_system_heap_free+0x270/0x270 [ 190.545393] ion_alloc+0x27f/0x770 [ 190.545402] ? ion_dma_buf_release+0x40/0x40 [ 190.545413] ? kasan_check_write+0x14/0x20 [ 190.565055] Node 0 active_anon:25540kB inactive_anon:24264kB active_file:24kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:9432kB dirty:0kB writeback:0kB shmem:24960kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 190.583019] ion_ioctl+0xe2/0x1b6 [ 190.583026] ? ion_alloc.cold.15+0x32/0x32 [ 190.583039] do_vfs_ioctl+0x180/0xfb0 [ 190.615061] Node 1 active_anon:720kB inactive_anon:16kB active_file:40kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:16kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 190.632315] ? __fget+0x1ad/0x2f0 [ 190.632326] ? ioctl_preallocate+0x1a0/0x1a0 [ 190.632333] ? __fget+0x1ca/0x2f0 [ 190.632343] ? security_file_ioctl+0x6a/0xa0 [ 190.632350] ? SyS_clock_settime+0x1a0/0x1a0 [ 190.632354] ? security_file_ioctl+0x6a/0xa0 [ 190.632361] SyS_ioctl+0x74/0x80 [ 190.655051] Node 0 [ 190.670039] ? do_vfs_ioctl+0xfb0/0xfb0 [ 190.670047] do_syscall_64+0x1c7/0x5b0 [ 190.670053] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 190.695060] 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:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 190.697894] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 190.700103] lowmem_reserve[]: [ 190.704054] RIP: 0033:0x45c529 [ 190.715048] 0 [ 190.738308] RSP: 002b:00007fb874e56c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 190.738316] RAX: ffffffffffffffda RBX: 00007fb874e576d4 RCX: 000000000045c529 [ 190.738319] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 190.738321] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 190.738324] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 190.738326] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 190.745357] / [ 190.754412] syz-executor.5: [ 190.771550] Node 0 [ 190.778847] CPU: 0 PID: 10190 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 190.780532] 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:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 190.787912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 190.787916] Call Trace: [ 190.787944] dump_stack+0xf7/0x13b [ 190.787963] warn_alloc.cold.110+0xa2/0x1be [ 190.788045] ? zone_watermark_ok_safe+0x260/0x260 [ 190.788059] ? usleep_range+0x120/0x120 [ 190.788067] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 190.788078] ? call_timer_fn+0x570/0x570 [ 190.788086] ? unreserve_highatomic_pageblock+0x315/0x450 [ 190.788098] __alloc_pages_slowpath+0x2052/0x2650 [ 190.788114] ? warn_alloc+0x100/0x100 [ 190.788121] ? get_page_from_freelist+0x26e/0x23b0 [ 190.788134] ? __might_sleep+0x93/0xb0 [ 190.801305] mems_allowed=0-1 [ 190.803035] __alloc_pages_nodemask+0x60d/0x770 [ 190.820570] lowmem_reserve[]: [ 190.843501] ? __alloc_pages_slowpath+0x2650/0x2650 [ 190.843512] ? wait_for_completion+0x440/0x440 [ 190.843522] alloc_pages_current+0xd6/0x1b0 [ 190.843532] ion_page_pool_alloc+0x102/0x180 [ 190.843537] ion_system_heap_allocate+0x14e/0x930 [ 190.843543] ? do_raw_spin_unlock+0x16a/0x250 [ 190.843550] ? ion_system_heap_free+0x270/0x270 [ 190.843561] ion_alloc+0x27f/0x770 [ 190.843569] ? ion_dma_buf_release+0x40/0x40 [ 190.843578] ? kasan_check_write+0x14/0x20 [ 190.843586] ion_ioctl+0xe2/0x1b6 [ 190.843591] ? ion_alloc.cold.15+0x32/0x32 [ 190.843603] do_vfs_ioctl+0x180/0xfb0 [ 190.843609] ? __fget+0x1ad/0x2f0 [ 190.843616] ? ioctl_preallocate+0x1a0/0x1a0 [ 190.843624] ? __fget+0x1ca/0x2f0 [ 190.843634] ? security_file_ioctl+0x6a/0xa0 [ 190.843640] ? SyS_clock_settime+0x1a0/0x1a0 [ 190.843645] ? security_file_ioctl+0x6a/0xa0 [ 190.843651] SyS_ioctl+0x74/0x80 [ 190.843656] ? do_vfs_ioctl+0xfb0/0xfb0 [ 190.843663] do_syscall_64+0x1c7/0x5b0 [ 190.843668] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 190.843677] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 190.843683] RIP: 0033:0x45c529 [ 190.843686] RSP: 002b:00007f45f655fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 190.843693] RAX: ffffffffffffffda RBX: 00007f45f65606d4 RCX: 000000000045c529 [ 190.843696] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 190.843699] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 190.843702] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 190.843705] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 190.851271] page allocation failure: order:0 [ 190.858664] CPU: 1 PID: 10186 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 190.864580] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 190.868462] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 190.868465] Call Trace: [ 190.868482] dump_stack+0xf7/0x13b [ 190.868490] warn_alloc.cold.110+0xa2/0x1be [ 190.868498] ? zone_watermark_ok_safe+0x260/0x260 [ 190.868502] ? usleep_range+0x120/0x120 [ 190.868508] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 190.868519] ? call_timer_fn+0x570/0x570 [ 190.872484] (null) [ 190.877558] ? unreserve_highatomic_pageblock+0x315/0x450 [ 190.877568] __alloc_pages_slowpath+0x2052/0x2650 [ 190.877584] ? warn_alloc+0x100/0x100 [ 190.877591] ? get_page_from_freelist+0x26e/0x23b0 [ 190.881637] 2570 [ 190.887145] ? __might_sleep+0x93/0xb0 [ 190.887154] __alloc_pages_nodemask+0x60d/0x770 [ 190.887162] ? __alloc_pages_slowpath+0x2650/0x2650 [ 190.892021] syz-executor.5 cpuset= [ 190.895795] ? wait_for_completion+0x440/0x440 [ 190.895804] alloc_pages_current+0xd6/0x1b0 [ 190.895814] ion_page_pool_alloc+0x102/0x180 [ 190.900729] 2570 [ 190.904597] ion_system_heap_allocate+0x14e/0x930 [ 190.907712] / [ 190.912327] ? do_raw_spin_unlock+0x16a/0x250 [ 190.915428] 2570 [ 190.920435] ? ion_system_heap_free+0x270/0x270 [ 190.924997] 2570 [ 190.929330] ion_alloc+0x27f/0x770 [ 190.929340] ? ion_dma_buf_release+0x40/0x40 [ 190.929349] ? kasan_check_write+0x14/0x20 [ 190.929363] ion_ioctl+0xe2/0x1b6 [ 190.929369] ? ion_alloc.cold.15+0x32/0x32 [ 190.933770] mems_allowed=0-1 [ 190.938585] do_vfs_ioctl+0x180/0xfb0 [ 190.938591] ? __fget+0x1ad/0x2f0 [ 190.938603] ? ioctl_preallocate+0x1a0/0x1a0 [ 190.938614] ? __fget+0x1ca/0x2f0 [ 190.967521] ? security_file_ioctl+0x6a/0xa0 [ 190.971291] Node 0 [ 190.974725] ? SyS_clock_settime+0x1a0/0x1a0 [ 190.995082] DMA32 free:18124kB min:36384kB low:45480kB high:54576kB active_anon:25536kB inactive_anon:24264kB active_file:24kB inactive_file:24kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6752kB pagetables:1696kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 190.995718] ? security_file_ioctl+0x6a/0xa0 [ 190.999053] lowmem_reserve[]: [ 191.003150] SyS_ioctl+0x74/0x80 [ 191.035099] 0 [ 191.035416] ? do_vfs_ioctl+0xfb0/0xfb0 [ 191.042683] 0 [ 191.049936] do_syscall_64+0x1c7/0x5b0 [ 191.049942] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 191.049953] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 191.049958] RIP: 0033:0x45c529 [ 191.049962] RSP: 002b:00007f45f6580c78 EFLAGS: 00000246 [ 191.105084] 0 [ 191.108393] ORIG_RAX: 0000000000000010 [ 191.108398] RAX: ffffffffffffffda RBX: 00007f45f65816d4 RCX: 000000000045c529 [ 191.112391] 0 [ 191.117478] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 191.117481] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 191.117484] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 191.117487] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 191.126424] 0 [ 191.140366] CPU: 0 PID: 10202 Comm: syz-executor.5 Not tainted 4.14.196-syzkaller #0 [ 191.155885] 2570 [ 191.158535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 191.162061] 2570 [ 191.166618] Call Trace: [ 191.166632] dump_stack+0xf7/0x13b [ 191.166641] warn_alloc.cold.110+0xa2/0x1be [ 191.166647] ? zone_watermark_ok_safe+0x260/0x260 [ 191.166651] ? usleep_range+0x120/0x120 [ 191.166657] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 191.166666] ? call_timer_fn+0x570/0x570 [ 191.166673] ? unreserve_highatomic_pageblock+0x315/0x450 [ 191.181660] 2570 [ 191.182240] __alloc_pages_slowpath+0x2052/0x2650 [ 191.183929] 2570 [ 191.188427] ? warn_alloc+0x100/0x100 [ 191.188434] ? get_page_from_freelist+0x26e/0x23b0 [ 191.188445] ? __might_sleep+0x93/0xb0 [ 191.188452] __alloc_pages_nodemask+0x60d/0x770 [ 191.188459] ? __alloc_pages_slowpath+0x2650/0x2650 [ 191.188468] ? wait_for_completion+0x440/0x440 [ 191.188476] alloc_pages_current+0xd6/0x1b0 [ 191.188484] ion_page_pool_alloc+0x102/0x180 [ 191.195184] ion_system_heap_allocate+0x14e/0x930 [ 191.195190] ? do_raw_spin_unlock+0x16a/0x250 [ 191.195199] ? ion_system_heap_free+0x270/0x270 [ 191.195211] ion_alloc+0x27f/0x770 [ 191.195219] ? ion_dma_buf_release+0x40/0x40 [ 191.195228] ? kasan_check_write+0x14/0x20 [ 191.195234] ion_ioctl+0xe2/0x1b6 [ 191.195239] ? ion_alloc.cold.15+0x32/0x32 [ 191.195252] do_vfs_ioctl+0x180/0xfb0 [ 191.197321] Node 0 2020/09/03 14:28:35 result: hanged=false err=executor 4: EOF [ 191.200808] ? __fget+0x1ad/0x2f0 [ 191.205231] DMA32 free:32556kB min:36384kB low:45480kB high:54576kB active_anon:25536kB inactive_anon:24264kB active_file:24kB inactive_file:24kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6752kB pagetables:1696kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 191.209408] ? ioctl_preallocate+0x1a0/0x1a0 [ 191.212847] lowmem_reserve[]: [ 191.217063] ? __fget+0x1ca/0x2f0 [ 191.217073] ? security_file_ioctl+0x6a/0xa0 [ 191.217079] ? SyS_clock_settime+0x1a0/0x1a0 [ 191.217083] ? security_file_ioctl+0x6a/0xa0 [ 191.217089] SyS_ioctl+0x74/0x80 [ 191.217095] ? do_vfs_ioctl+0xfb0/0xfb0 [ 191.217101] do_syscall_64+0x1c7/0x5b0 [ 191.217105] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 191.217117] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 191.220233] 0 [ 191.223993] RIP: 0033:0x45c529 [ 191.227456] 0 [ 191.231822] RSP: 002b:00007f7f2f40cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 191.235315] 0 [ 191.239642] RAX: ffffffffffffffda RBX: 00007f7f2f40d6d4 RCX: 000000000045c529 [ 191.241850] 0 0 [ 191.246232] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 191.246236] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 191.246239] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 191.246242] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 191.287458] 0 [ 191.310363] 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 [ 191.310376] lowmem_reserve[]: 0 0 0 0 0 [ 191.310394] Node 1 Normal free:124640kB min:53504kB low:66880kB high:80256kB active_anon:720kB inactive_anon:16kB active_file:40kB inactive_file:3244kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:416kB pagetables:168kB bounce:0kB free_pcp:140kB local_pcp:120kB free_cma:0kB [ 191.310406] lowmem_reserve[]: 0 0 0 0 [ 191.335090] Node 0 [ 191.344713] 0 [ 191.395077] 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 [ 191.424370] lowmem_reserve[]: [ 191.425750] warn_alloc_show_mem: 1 callbacks suppressed [ 191.425753] Mem-Info: [ 191.430575] 0 [ 191.435869] Node 0 [ 191.450392] 0 [ 191.454070] active_anon:6565 inactive_anon:6070 isolated_anon:0 [ 191.454070] active_file:16 inactive_file:1492 isolated_file:0 [ 191.454070] unevictable:0 dirty:0 writeback:0 unstable:0 [ 191.454070] slab_reclaimable:11438 slab_unreclaimable:119327 [ 191.454070] mapped:3358 shmem:6244 pagetables:466 bounce:0 [ 191.454070] free:56498 free_pcp:394 free_cma:0 [ 191.488455] 0 [ 191.505090] DMA: [ 191.546754] 0 [ 191.585122] Node 0 active_anon:25540kB inactive_anon:24264kB active_file:224kB inactive_file:3124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:11832kB dirty:0kB writeback:0kB shmem:24960kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 191.705038] 0 [ 191.745111] 107*4kB (U) 70*8kB (UE) 37*16kB (U) 15*32kB (UME) 3*64kB (UME) 1*128kB (E) 2*256kB (UE) 1*512kB (E) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10572kB [ 191.876678] Node 0 DMA32: 3073*4kB (UME) 1698*8kB (UME) 1234*16kB (UME) 334*32kB (UME) 259*64kB (U) 44*128kB (U) 1*256kB (M) 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 79796kB [ 191.892528] 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 [ 191.904224] Node 1 Normal: 7252*4kB (UM) 437*8kB (UM) 73*16kB (UE) 872*32kB (UME) 1694*64kB (UM) 375*128kB (U) 35*256kB (U) 33*512kB (UM) 237*1024kB (U) 24*2048kB (U) 1*4096kB (U) = 539784kB [ 191.925614] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 191.934641] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 191.944077] Node 1 active_anon:720kB inactive_anon:16kB active_file:40kB inactive_file:3544kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2800kB dirty:0kB writeback:0kB shmem:16kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 191.971272] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 191.982436] Node 1 Normal free:636968kB min:53504kB low:66880kB high:80256kB active_anon:720kB inactive_anon:16kB active_file:40kB inactive_file:3544kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:352kB pagetables:168kB bounce:0kB free_pcp:840kB local_pcp:720kB free_cma:0kB [ 191.983004] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 192.024729] Node 0 DMA free:11020kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:0kB inactive_file:920kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 192.051974] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 192.058767] Node 0 DMA32 free:170452kB min:36384kB low:45480kB high:54576kB active_anon:25536kB inactive_anon:24264kB active_file:224kB inactive_file:3176kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6752kB pagetables:1696kB bounce:0kB free_pcp:848kB local_pcp:120kB free_cma:0kB [ 192.059091] lowmem_reserve[]: [ 192.088545] 8284 total pagecache pages [ 192.098627] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 192.105576] 0 pages in swap cache [ 192.109044] Swap cache stats: add 0, delete 0, find 0/0 [ 192.114412] Free swap = 0kB [ 192.118477] 0 0 0 0 0 [ 192.118569] Total swap = 0kB [ 192.121021] Node 0 DMA: 107*4kB (U) 70*8kB (UE) 37*16kB (U) 15*32kB (UME) 6*64kB (UME) 3*128kB (UE) 3*256kB (UE) 1*512kB (E) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 11276kB [ 192.125551] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 192.148063] 1965979 pages RAM [ 192.151183] 0 pages HighMem/MovableOnly [ 192.155920] lowmem_reserve[]: 0 0 0 0 0 [ 192.159914] 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 [ 192.168431] Node 0 [ 192.186294] 335857 pages reserved [ 192.191971] 0 pages cma reserved [ 192.197821] Out of memory: Kill process 3634 (systemd-journal) score 1 or sacrifice child [ 192.207152] device bridge_slave_1 left promiscuous mode [ 192.207898] DMA32: 4732*4kB (UME) 2669*8kB (UME) 1455*16kB (UE) 435*32kB (UE) 1615*64kB (UM) 306*128kB (U) 41*256kB (UM) 10*512kB (U) 1*1024kB (U) 0*2048kB 0*4096kB = 236648kB [ 192.212640] bridge0: port 2(bridge_slave_1) entered disabled state [ 192.235332] lowmem_reserve[]: 0 0 0 0 0 [ 192.235364] Killed process 3634 (systemd-journal) total-vm:54288kB, anon-rss:512kB, file-rss:1708kB, shmem-rss:12404kB [ 192.239319] Node 1 [ 192.251035] device bridge_slave_0 left promiscuous mode [ 192.258796] Normal free:882860kB min:53504kB low:66880kB high:80256kB active_anon:720kB inactive_anon:16kB active_file:48kB inactive_file:3580kB unevictable:0kB writepending:24kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:352kB pagetables:168kB bounce:0kB free_pcp:832kB local_pcp:120kB free_cma:0kB [ 192.275154] Node 0 [ 192.287922] bridge0: port 1(bridge_slave_0) entered disabled state [ 192.312525] device veth1_vlan left promiscuous mode [ 192.315672] Normal: [ 192.317805] systemd[1]: systemd-journald.service: Failed with result 'signal'. [ 192.318331] device veth0_vlan left promiscuous mode [ 192.320459] systemd[1]: systemd-journald.service: Service has no hold-off time, scheduling restart. [ 192.331197] lowmem_reserve[]: [ 192.344152] 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 192.358772] 0 0 0 0 0 [ 192.361721] Node 0 DMA: 107*4kB (U) 70*8kB (UE) 37*16kB (U) 15*32kB (UME) 6*64kB (UME) 3*128kB (UE) 3*256kB (UE) 1*512kB (E) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 11276kB [ 192.392488] Node 1 Normal: 14627*4kB (UM) 2658*8kB (UM) 383*16kB (UME) 940*32kB (UME) 4168*64kB (UM) 924*128kB (U) 297*256kB (U) 106*512kB (UM) 237*1024kB (U) 24*2048kB (U) 1*4096kB (U) = 927244kB [ 192.409572] Node 0 DMA32: 5392*4kB (UE) 2880*8kB [ 192.410946] systemd[1]: Stopped Flush Journal to Persistent Storage. [ 192.413504] (UE) 1654*16kB (UME) 460*32kB (UE) 1624*64kB (UM) 308*128kB (UM) 39*256kB (UM) 9*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 243744kB [ 192.444715] systemd[1]: Stopping Flush Journal to Persistent Storage... [ 192.450134] Node 0 Normal: 0*4kB 0*8kB 0*16kB [ 192.459503] systemd[1]: Stopped Journal Service. [ 192.464139] 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 192.464162] Node 1 Normal: 15093*4kB [ 192.485752] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 192.500018] (UM) 2977*8kB (UM) 506*16kB (UME) 1055*32kB (UME) 4171*64kB (UM) 924*128kB (U) 299*256kB (U) 107*512kB (UM) 244*1024kB (U) 24*2048kB (U) 1*4096kB (U) = 945692kB [ 192.517036] systemd[1]: Starting Journal Service... [ 192.522380] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 192.527445] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 192.563320] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 192.578731] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 192.588777] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 192.592552] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 192.623793] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 192.625055] 9850 total pagecache pages [ 192.633671] 0 pages in swap cache [ 192.633675] Swap cache stats: add 0, delete 0, find 0/0 [ 192.633678] Free swap = 0kB [ 192.633682] Total swap = 0kB [ 192.637965] device hsr_slave_1 left promiscuous mode [ 192.661530] 9850 total pagecache pages [ 192.670160] 0 pages in swap cache [ 192.674230] Swap cache stats: add 0, delete 0, find 0/0 [ 192.680488] 1965979 pages RAM [ 192.683685] 0 pages HighMem/MovableOnly [ 192.683874] Free swap = 0kB [ 192.694653] device hsr_slave_0 left promiscuous mode [ 192.702715] Total swap = 0kB [ 192.707384] 1965979 pages RAM [ 192.714304] 0 pages HighMem/MovableOnly [ 192.715058] 335857 pages reserved [ 192.722028] 0 pages cma reserved [ 192.734912] 335857 pages reserved [ 192.746016] team0 (unregistering): Port device team_slave_1 removed [ 192.760723] 0 pages cma reserved [ 192.808272] team0 (unregistering): Port device team_slave_0 removed [ 192.872312] systemd-journald[10319]: File /run/log/journal/64dd78f1a75445a997c532444ad0f085/system.journal corrupted or uncleanly shut down, renaming and replacing. [ 192.906178] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 192.959707] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 193.095521] syz-executor.3: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 193.098102] syz-executor.5: [ 193.109846] syz-executor.2: [ 193.111232] syz-executor.1: [ 193.113247] syz-executor.0: [ 193.118997] page allocation failure: order:4 [ 193.124924] page allocation failure: order:4 [ 193.127777] systemd-journald[10319]: /dev/kmsg buffer overrun, some messages lost. [ 193.130778] page allocation failure: order:4 [ 193.139601] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 193.150749] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 193.151273] page allocation failure: order:4 [ 193.168304] syz-executor.3 cpuset= [ 193.176427] (null) [ 193.177419] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 193.181336] (null) [ 193.186432] bond0 (unregistering): Released all slaves [ 193.196033] syz-executor.1 cpuset= [ 193.197970] / [ 193.201530] / [ 193.202726] (null) [ 193.209465] syz-executor.0 cpuset=/ mems_allowed=0-1 [ 193.212136] syz-executor.2 cpuset= [ 193.214795] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 193.215809] mems_allowed=0-1 [ 193.219756] mems_allowed=0-1 [ 193.229975] CPU: 0 PID: 10335 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 193.237949] / [ 193.239673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 193.240951] (null) [ 193.241376] Call Trace: [ 193.254927] mems_allowed=0-1 [ 193.255417] dump_stack+0xf7/0x13b [ 193.255426] warn_alloc.cold.110+0xa2/0x1be [ 193.255433] ? zone_watermark_ok_safe+0x260/0x260 [ 193.255440] ? __lock_is_held+0xb5/0x140 [ 193.255455] ? __alloc_pages_direct_compact+0x28d/0x330 [ 193.255463] __alloc_pages_slowpath+0x2052/0x2650 [ 193.255473] ? trace_hardirqs_off+0x10/0x10 [ 193.289807] ? warn_alloc+0x100/0x100 [ 193.292225] syz-executor.5 cpuset= [ 193.293628] ? get_page_from_freelist+0x9ee/0x23b0 [ 193.293644] ? __might_sleep+0x93/0xb0 [ 193.293653] __alloc_pages_nodemask+0x60d/0x770 [ 193.293662] ? __alloc_pages_slowpath+0x2650/0x2650 [ 193.293672] ? wait_for_completion+0x440/0x440 [ 193.293681] alloc_pages_current+0xd6/0x1b0 [ 193.319349] / [ 193.320368] ion_page_pool_alloc+0x102/0x180 [ 193.330761] ion_system_heap_allocate+0x14e/0x930 [ 193.335604] ? ion_system_heap_free+0x270/0x270 [ 193.340264] ion_alloc+0x216/0x770 [ 193.343791] ? ion_dma_buf_release+0x40/0x40 [ 193.348192] ? kasan_check_write+0x14/0x20 [ 193.349052] mems_allowed=0-1 [ 193.352420] ion_ioctl+0xe2/0x1b6 [ 193.352428] ? ion_alloc.cold.15+0x32/0x32 [ 193.352441] do_vfs_ioctl+0x180/0xfb0 [ 193.352448] ? __fget+0x1ad/0x2f0 [ 193.352455] ? ioctl_preallocate+0x1a0/0x1a0 [ 193.352464] ? __fget+0x1ca/0x2f0 [ 193.352473] ? security_file_ioctl+0x6a/0xa0 [ 193.382640] ? SyS_clock_settime+0x1a0/0x1a0 [ 193.387036] ? security_file_ioctl+0x6a/0xa0 [ 193.391436] SyS_ioctl+0x74/0x80 [ 193.394790] ? do_vfs_ioctl+0xfb0/0xfb0 [ 193.398756] do_syscall_64+0x1c7/0x5b0 [ 193.402630] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 193.407462] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 193.412642] RIP: 0033:0x45c529 [ 193.415813] RSP: 002b:00007f45f6580c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 193.423501] RAX: ffffffffffffffda RBX: 00007f45f65816d4 RCX: 000000000045c529 [ 193.430755] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 193.438022] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 193.445282] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 193.452539] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 193.460343] CPU: 1 PID: 10325 Comm: syz-executor.5 Not tainted 4.14.196-syzkaller #0 [ 193.468270] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 193.477621] Call Trace: [ 193.480220] dump_stack+0xf7/0x13b [ 193.483806] warn_alloc.cold.110+0xa2/0x1be [ 193.488140] ? zone_watermark_ok_safe+0x260/0x260 [ 193.492987] ? rcu_read_lock_sched_held+0x108/0x120 [ 193.498005] ? compaction_deferred+0x1fe/0x2d0 [ 193.502597] ? __alloc_pages_direct_compact+0xc2/0x330 [ 193.507874] __alloc_pages_slowpath+0x2052/0x2650 [ 193.512728] ? trace_hardirqs_off+0x10/0x10 [ 193.517214] ? warn_alloc+0x100/0x100 [ 193.521029] ? get_page_from_freelist+0x9ee/0x23b0 [ 193.525978] ? __might_sleep+0x93/0xb0 [ 193.529868] __alloc_pages_nodemask+0x60d/0x770 [ 193.534539] ? __alloc_pages_slowpath+0x2650/0x2650 [ 193.539557] ? wait_for_completion+0x440/0x440 [ 193.544134] ? policy_node+0xb3/0x100 [ 193.547936] alloc_pages_current+0xd6/0x1b0 [ 193.552256] ion_page_pool_alloc+0x102/0x180 [ 193.556664] ion_system_heap_allocate+0x14e/0x930 [ 193.561633] ? ion_system_heap_free+0x270/0x270 [ 193.566315] ion_alloc+0x216/0x770 [ 193.569866] ? ion_dma_buf_release+0x40/0x40 [ 193.574280] ? kasan_check_write+0x14/0x20 [ 193.578523] ion_ioctl+0xe2/0x1b6 [ 193.581975] ? ion_alloc.cold.15+0x32/0x32 [ 193.586257] do_vfs_ioctl+0x180/0xfb0 [ 193.590057] ? __fget+0x1ad/0x2f0 [ 193.593507] ? ioctl_preallocate+0x1a0/0x1a0 [ 193.597917] ? __fget+0x1ca/0x2f0 [ 193.601381] ? security_file_ioctl+0x6a/0xa0 [ 193.605794] ? SyS_clock_settime+0x1a0/0x1a0 [ 193.610218] ? security_file_ioctl+0x6a/0xa0 [ 193.614630] SyS_ioctl+0x74/0x80 [ 193.617995] ? do_vfs_ioctl+0xfb0/0xfb0 [ 193.621974] do_syscall_64+0x1c7/0x5b0 [ 193.625864] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 193.630722] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 193.635908] RIP: 0033:0x45c529 [ 193.639097] RSP: 002b:00007f7f2f42dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 193.646798] RAX: ffffffffffffffda RBX: 00007f7f2f42e6d4 RCX: 000000000045c529 [ 193.654066] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 193.661334] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 193.668603] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 193.675870] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 193.686872] CPU: 1 PID: 10318 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 193.694775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 193.704147] Call Trace: [ 193.706728] dump_stack+0xf7/0x13b [ 193.710255] warn_alloc.cold.110+0xa2/0x1be [ 193.714571] ? zone_watermark_ok_safe+0x260/0x260 [ 193.719413] ? rcu_read_lock_sched_held+0x108/0x120 [ 193.724429] ? compaction_deferred+0x1fe/0x2d0 [ 193.729171] ? __alloc_pages_direct_compact+0xc2/0x330 [ 193.734454] __alloc_pages_slowpath+0x2052/0x2650 [ 193.739306] ? trace_hardirqs_off+0x10/0x10 [ 193.743631] ? warn_alloc+0x100/0x100 [ 193.747445] ? get_page_from_freelist+0x9ee/0x23b0 [ 193.752378] ? __might_sleep+0x93/0xb0 [ 193.756254] __alloc_pages_nodemask+0x60d/0x770 [ 193.760922] ? __alloc_pages_slowpath+0x2650/0x2650 [ 193.765933] ? wait_for_completion+0x440/0x440 [ 193.770509] alloc_pages_current+0xd6/0x1b0 [ 193.774825] ion_page_pool_alloc+0x102/0x180 [ 193.779229] ion_system_heap_allocate+0x14e/0x930 [ 193.784070] ? ion_system_heap_free+0x270/0x270 [ 193.788733] ion_alloc+0x216/0x770 [ 193.792274] ? ion_dma_buf_release+0x40/0x40 [ 193.796853] ? kasan_check_write+0x14/0x20 [ 193.797989] warn_alloc_show_mem: 2 callbacks suppressed [ 193.797992] Mem-Info: [ 193.801250] ion_ioctl+0xe2/0x1b6 [ 193.801257] ? ion_alloc.cold.15+0x32/0x32 [ 193.801268] do_vfs_ioctl+0x180/0xfb0 [ 193.820424] ? __fget+0x1ad/0x2f0 [ 193.823891] ? ioctl_preallocate+0x1a0/0x1a0 [ 193.823991] active_anon:7438 inactive_anon:7336 isolated_anon:0 [ 193.823991] active_file:1286 inactive_file:3226 isolated_file:60 [ 193.823991] unevictable:0 dirty:75 writeback:0 unstable:0 [ 193.823991] slab_reclaimable:11477 slab_unreclaimable:117245 [ 193.823991] mapped:3081 shmem:8277 pagetables:488 bounce:0 [ 193.823991] free:145397 free_pcp:356 free_cma:0 [ 193.828283] ? __fget+0x1ca/0x2f0 [ 193.828295] ? security_file_ioctl+0x6a/0xa0 [ 193.828302] ? SyS_clock_settime+0x1a0/0x1a0 [ 193.828306] ? security_file_ioctl+0x6a/0xa0 [ 193.828316] SyS_ioctl+0x74/0x80 [ 193.881763] ? do_vfs_ioctl+0xfb0/0xfb0 [ 193.885734] do_syscall_64+0x1c7/0x5b0 [ 193.889605] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 193.894438] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 193.899619] RIP: 0033:0x45c529 [ 193.902884] RSP: 002b:00007fb874e56c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 193.910577] RAX: ffffffffffffffda RBX: 00007fb874e576d4 RCX: 000000000045c529 [ 193.917830] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 193.925090] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 193.932352] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 193.939632] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 193.939724] Node 0 active_anon:29184kB inactive_anon:29336kB active_file:3652kB inactive_file:10988kB unevictable:0kB isolated(anon):0kB isolated(file):144kB mapped:9284kB dirty:264kB writeback:0kB shmem:33100kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 193.949178] CPU: 1 PID: 10324 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 193.982947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 193.992481] Call Trace: [ 193.995055] dump_stack+0xf7/0x13b [ 193.998590] warn_alloc.cold.110+0xa2/0x1be [ 194.002889] ? zone_watermark_ok_safe+0x260/0x260 [ 194.007708] ? __lock_is_held+0xb5/0x140 [ 194.011754] ? __alloc_pages_direct_compact+0x28d/0x330 [ 194.017095] __alloc_pages_slowpath+0x2052/0x2650 [ 194.021945] ? trace_hardirqs_off+0x10/0x10 [ 194.026246] ? warn_alloc+0x100/0x100 [ 194.030025] ? get_page_from_freelist+0x9ee/0x23b0 [ 194.034938] ? __might_sleep+0x93/0xb0 [ 194.038806] __alloc_pages_nodemask+0x60d/0x770 [ 194.043466] ? __alloc_pages_slowpath+0x2650/0x2650 [ 194.048582] ? wait_for_completion+0x440/0x440 [ 194.053141] alloc_pages_current+0xd6/0x1b0 [ 194.057461] ion_page_pool_alloc+0x102/0x180 [ 194.061843] ion_system_heap_allocate+0x14e/0x930 [ 194.066662] ? ion_system_heap_free+0x270/0x270 [ 194.071310] ion_alloc+0x216/0x770 [ 194.074829] ? ion_dma_buf_release+0x40/0x40 [ 194.079213] ? kasan_check_write+0x14/0x20 [ 194.083421] ion_ioctl+0xe2/0x1b6 [ 194.086858] ? ion_alloc.cold.15+0x32/0x32 [ 194.091155] do_vfs_ioctl+0x180/0xfb0 [ 194.095098] ? __fget+0x1ad/0x2f0 [ 194.098538] ? ioctl_preallocate+0x1a0/0x1a0 [ 194.103883] ? __fget+0x1ca/0x2f0 [ 194.107318] ? security_file_ioctl+0x6a/0xa0 [ 194.111708] ? SyS_clock_settime+0x1a0/0x1a0 [ 194.116090] ? security_file_ioctl+0x6a/0xa0 [ 194.120474] SyS_ioctl+0x74/0x80 [ 194.123818] ? do_vfs_ioctl+0xfb0/0xfb0 [ 194.127770] do_syscall_64+0x1c7/0x5b0 [ 194.131649] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 194.136469] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 194.141632] RIP: 0033:0x45c529 [ 194.144798] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 194.152481] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 194.159749] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 194.166998] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 194.174333] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 194.181595] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 194.194772] CPU: 0 PID: 10326 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 194.202696] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 194.212058] Call Trace: [ 194.214685] dump_stack+0xf7/0x13b [ 194.218234] warn_alloc.cold.110+0xa2/0x1be [ 194.222569] ? zone_watermark_ok_safe+0x260/0x260 [ 194.227552] ? __lock_is_held+0xb5/0x140 [ 194.231632] ? __alloc_pages_direct_compact+0x28d/0x330 [ 194.237015] __alloc_pages_slowpath+0x2052/0x2650 [ 194.241886] ? trace_hardirqs_off+0x10/0x10 [ 194.246213] ? warn_alloc+0x100/0x100 [ 194.250015] ? get_page_from_freelist+0x9ee/0x23b0 [ 194.254948] ? __might_sleep+0x93/0xb0 [ 194.258837] __alloc_pages_nodemask+0x60d/0x770 [ 194.263858] ? __alloc_pages_slowpath+0x2650/0x2650 [ 194.268880] ? wait_for_completion+0x440/0x440 [ 194.273467] alloc_pages_current+0xd6/0x1b0 [ 194.277791] ion_page_pool_alloc+0x102/0x180 [ 194.281539] systemd[1]: Started Journal Service. [ 194.282194] ion_system_heap_allocate+0x14e/0x930 [ 194.282204] ? ion_system_heap_free+0x270/0x270 [ 194.282217] ion_alloc+0x216/0x770 [ 194.282226] ? ion_dma_buf_release+0x40/0x40 [ 194.282236] ? kasan_check_write+0x14/0x20 [ 194.308607] ion_ioctl+0xe2/0x1b6 [ 194.312185] ? ion_alloc.cold.15+0x32/0x32 [ 194.316434] do_vfs_ioctl+0x180/0xfb0 [ 194.320228] ? __fget+0x1ad/0x2f0 [ 194.323676] ? ioctl_preallocate+0x1a0/0x1a0 [ 194.328087] ? __fget+0x1ca/0x2f0 [ 194.331533] ? security_file_ioctl+0x6a/0xa0 [ 194.335933] ? SyS_clock_settime+0x1a0/0x1a0 [ 194.340335] ? security_file_ioctl+0x6a/0xa0 [ 194.344736] SyS_ioctl+0x74/0x80 [ 194.348096] ? do_vfs_ioctl+0xfb0/0xfb0 [ 194.352070] do_syscall_64+0x1c7/0x5b0 [ 194.355953] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 194.360790] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 194.365996] RIP: 0033:0x45c529 [ 194.369173] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 194.376874] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 194.384139] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 194.391403] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 194.398676] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 194.405937] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 194.431783] Node 1 active_anon:536kB inactive_anon:4kB active_file:1512kB inactive_file:1996kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3040kB dirty:36kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 194.459354] Node 0 DMA free:10524kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:356kB inactive_file:568kB unevictable:0kB writepending:4kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 194.486990] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 194.492433] Node 0 DMA32 free:253776kB min:36384kB low:45480kB high:54576kB active_anon:29416kB inactive_anon:29416kB active_file:3516kB inactive_file:10432kB unevictable:0kB writepending:312kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:7040kB pagetables:2040kB bounce:0kB free_pcp:816kB local_pcp:148kB free_cma:0kB [ 194.526185] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 194.554599] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 194.568570] CPU: 0 PID: 10331 Comm: syz-executor.5 Not tainted 4.14.196-syzkaller #0 [ 194.576485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 194.585848] Call Trace: [ 194.588430] dump_stack+0xf7/0x13b [ 194.591985] warn_alloc.cold.110+0xa2/0x1be [ 194.596301] ? zone_watermark_ok_safe+0x260/0x260 [ 194.601158] ? __alloc_pages_direct_compact+0xc2/0x330 [ 194.606428] __alloc_pages_slowpath+0x2052/0x2650 [ 194.611278] ? trace_hardirqs_off+0x10/0x10 [ 194.615594] ? warn_alloc+0x100/0x100 [ 194.619387] ? get_page_from_freelist+0x9ee/0x23b0 [ 194.624314] ? __might_sleep+0x93/0xb0 [ 194.628197] __alloc_pages_nodemask+0x60d/0x770 [ 194.632949] ? __alloc_pages_slowpath+0x2650/0x2650 [ 194.637971] ? wait_for_completion+0x440/0x440 [ 194.642556] alloc_pages_current+0xd6/0x1b0 [ 194.646887] ion_page_pool_alloc+0x102/0x180 [ 194.651294] ion_system_heap_allocate+0x14e/0x930 [ 194.656136] ? ion_system_heap_free+0x270/0x270 [ 194.660810] ion_alloc+0x216/0x770 [ 194.664356] ? ion_dma_buf_release+0x40/0x40 [ 194.668766] ? kasan_check_write+0x14/0x20 [ 194.673000] ion_ioctl+0xe2/0x1b6 [ 194.676445] ? ion_alloc.cold.15+0x32/0x32 [ 194.680679] do_vfs_ioctl+0x180/0xfb0 [ 194.684479] ? __fget+0x1ad/0x2f0 [ 194.687924] ? ioctl_preallocate+0x1a0/0x1a0 [ 194.692329] ? __fget+0x1ca/0x2f0 [ 194.695784] ? security_file_ioctl+0x6a/0xa0 [ 194.700188] ? SyS_clock_settime+0x1a0/0x1a0 [ 194.704589] ? security_file_ioctl+0x6a/0xa0 [ 194.709082] SyS_ioctl+0x74/0x80 [ 194.712451] ? do_vfs_ioctl+0xfb0/0xfb0 [ 194.716421] do_syscall_64+0x1c7/0x5b0 [ 194.720300] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 194.725161] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 194.730350] RIP: 0033:0x45c529 [ 194.733530] RSP: 002b:00007f7f2f40cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 194.741233] RAX: ffffffffffffffda RBX: 00007f7f2f40d6d4 RCX: 000000000045c529 [ 194.748498] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 194.755761] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 194.763066] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 194.770330] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 194.790593] lowmem_reserve[]: 0 0 0 0 0 [ 194.799545] 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 [ 194.850876] lowmem_reserve[]: 0 0 0 0 0 [ 194.855044] Node 1 Normal free:354708kB min:53504kB low:66880kB high:80256kB active_anon:536kB inactive_anon:4kB active_file:1512kB inactive_file:1996kB unevictable:0kB writepending:36kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:256kB pagetables:56kB bounce:0kB free_pcp:708kB local_pcp:0kB free_cma:0kB [ 194.887657] lowmem_reserve[]: 0 0 0 0 0 [ 194.891827] Node 0 DMA: 57*4kB (U) 99*8kB (UE) 68*16kB (U) 21*32kB (UME) 3*64kB (UME) 1*128kB (E) 1*256kB (E) 2*512kB (UE) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10524kB [ 194.917846] Node 0 DMA32: 5*4kB (UME) 209*8kB (ME) 732*16kB (UME) 1253*32kB (UE) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 53500kB [ 194.934548] 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 [ 194.948433] Node 1 Normal: 26503*4kB (U) 10703*8kB (UME) 3543*16kB (UE) 2625*32kB (UE) 25*64kB (U) 3*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 334308kB [ 194.975002] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 194.996572] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 195.018920] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 195.044265] warn_alloc_show_mem: 3 callbacks suppressed [ 195.044269] Mem-Info: [ 195.045344] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 195.067281] active_anon:7483 inactive_anon:7355 isolated_anon:0 [ 195.067281] active_file:1666 inactive_file:3015 isolated_file:0 [ 195.067281] unevictable:0 dirty:96 writeback:0 unstable:0 [ 195.067281] slab_reclaimable:11483 slab_unreclaimable:119052 [ 195.067281] mapped:3168 shmem:8292 pagetables:484 bounce:0 [ 195.067281] free:71489 free_pcp:260 free_cma:0 [ 195.080974] 12962 total pagecache pages [ 195.133488] 0 pages in swap cache [ 195.140351] Swap cache stats: add 0, delete 0, find 0/0 [ 195.155027] Free swap = 0kB [ 195.164659] Total swap = 0kB [ 195.164671] Node 0 active_anon:29396kB inactive_anon:29416kB active_file:5152kB inactive_file:10064kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:9632kB dirty:348kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 195.178152] 1965979 pages RAM [ 195.196489] Node 1 active_anon:536kB inactive_anon:4kB active_file:1512kB inactive_file:1996kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3040kB dirty:36kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 195.245800] 0 pages HighMem/MovableOnly [ 195.268859] 335857 pages reserved [ 195.280273] 0 pages cma reserved [ 195.298292] Node 0 DMA free:10524kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:356kB inactive_file:568kB unevictable:0kB writepending:4kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 195.414549] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 195.427016] Node 0 DMA32 free:36776kB min:36384kB low:45480kB high:54576kB active_anon:29392kB inactive_anon:29416kB active_file:4620kB inactive_file:4912kB unevictable:0kB writepending:48kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:7008kB pagetables:1880kB bounce:0kB free_pcp:304kB local_pcp:0kB free_cma:0kB [ 195.511551] lowmem_reserve[]: 0 0 0 0 0 [ 195.572812] 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 [ 195.634054] lowmem_reserve[]: 0 0 0 0 0 [ 195.639578] Node 1 Normal free:52956kB min:53504kB low:66880kB high:80256kB active_anon:536kB inactive_anon:4kB active_file:472kB inactive_file:336kB unevictable:0kB writepending:36kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:56kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 195.670070] lowmem_reserve[]: 0 0 0 0 0 [ 195.674123] Node 0 DMA: 17*4kB (UM) 30*8kB (UME) 74*16kB (UM) 25*32kB (UME) 4*64kB (UME) 2*128kB (ME) 2*256kB (ME) 2*512kB (UE) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10484kB [ 195.692658] Node 0 DMA32: 384*4kB (ME) 349*8kB (UME) 117*16kB (ME) 848*32kB (UME) 23*64kB (UM) 4*128kB (M) 2*256kB (M) 1*512kB (M) 0*1024kB 0*2048kB 0*4096kB = 36344kB [ 195.707956] 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 [ 195.718872] Node 1 Normal: 1*4kB (M) 4*8kB (UME) 3*16kB (UE) 1569*32kB (UE) 27*64kB (U) 4*128kB (U) 0*256kB 0*512kB 1*1024kB (M) 0*2048kB 0*4096kB = 53556kB [ 195.733171] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 195.742233] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 195.767801] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 195.778015] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 195.786716] 8518 total pagecache pages [ 195.790648] 0 pages in swap cache [ 195.794144] Swap cache stats: add 0, delete 0, find 0/0 [ 195.799661] Free swap = 0kB [ 195.802754] Total swap = 0kB [ 195.805889] 1965979 pages RAM [ 195.809060] 0 pages HighMem/MovableOnly [ 195.813088] 335857 pages reserved [ 195.816619] 0 pages cma reserved [ 196.104583] oom_reaper: reaped process 10326 (syz-executor.3), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 196.125564] syz-executor.5 invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 196.154925] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 196.160103] CPU: 1 PID: 9385 Comm: syz-executor.5 Not tainted 4.14.196-syzkaller #0 [ 196.167889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 196.177330] Call Trace: [ 196.179924] dump_stack+0xf7/0x13b [ 196.183547] dump_header+0x160/0x63f [ 196.187250] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 196.192341] ? ___ratelimit+0x243/0x519 [ 196.196304] ? do_raw_spin_unlock+0x16a/0x250 [ 196.200799] oom_kill_process.cold.24+0xb/0xa1a [ 196.205459] ? out_of_memory+0x7f9/0x1030 [ 196.209597] ? lock_downgrade+0x7f0/0x7f0 [ 196.213737] out_of_memory+0x2b0/0x1030 [ 196.217714] ? oom_killer_disable+0x1a0/0x1a0 [ 196.222195] ? __alloc_pages_slowpath+0xb69/0x2650 [ 196.227113] __alloc_pages_slowpath+0x1ef3/0x2650 [ 196.231956] ? warn_alloc+0x100/0x100 [ 196.235744] ? get_page_from_freelist+0x26e/0x23b0 [ 196.240686] ? __might_sleep+0x93/0xb0 [ 196.244580] __alloc_pages_nodemask+0x60d/0x770 [ 196.249244] ? __alloc_pages_slowpath+0x2650/0x2650 [ 196.254244] ? lock_downgrade+0x7f0/0x7f0 [ 196.258386] alloc_pages_current+0xd6/0x1b0 [ 196.262703] __page_cache_alloc+0x1da/0x330 [ 196.267011] filemap_fault+0xbc5/0x1ae0 [ 196.271020] ? __lock_page_or_retry+0x820/0x820 [ 196.275667] ? lock_acquire+0x173/0x400 [ 196.279675] ? ext4_filemap_fault+0x75/0xb0 [ 196.284006] ext4_filemap_fault+0x7d/0xb0 [ 196.288130] __do_fault+0xf3/0x340 [ 196.291645] __handle_mm_fault+0x2191/0x37d0 [ 196.296028] ? copy_page_range+0x1d10/0x1d10 [ 196.300425] ? find_held_lock+0x36/0x1d0 [ 196.304487] handle_mm_fault+0x234/0x6e0 [ 196.308528] ? find_vma+0x1a/0x150 [ 196.312047] __do_page_fault+0x44d/0xb00 [ 196.316133] ? vmalloc_fault+0xc90/0xc90 [ 196.320170] ? retint_user+0x18/0x18 [ 196.323906] ? page_fault+0x2f/0x50 [ 196.327507] do_page_fault+0x64/0x3fb [ 196.331282] ? page_fault+0x2f/0x50 [ 196.334884] page_fault+0x45/0x50 [ 196.338342] RIP: 0033:0x424840 [ 196.341504] RSP: 002b:00007ffcab25dcc8 EFLAGS: 00010297 [ 196.346857] RAX: 0000000000000000 RBX: 0000000000000064 RCX: 0000000000000005 [ 196.354110] RDX: 0000000000000bb9 RSI: 0000000000000009 RDI: 00000000fffffffa [ 196.361362] RBP: 0000000000000006 R08: 0000000000000001 R09: 0000000002142940 [ 196.368729] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 196.375999] R13: 00007ffcab25dd00 R14: 000000000002f141 R15: 00007ffcab25dd10 [ 196.389058] Mem-Info: [ 196.391497] active_anon:7466 inactive_anon:7355 isolated_anon:0 [ 196.391497] active_file:12 inactive_file:18 isolated_file:0 [ 196.391497] unevictable:0 dirty:0 writeback:0 unstable:0 [ 196.391497] slab_reclaimable:11487 slab_unreclaimable:118828 [ 196.391497] mapped:343 shmem:8292 pagetables:488 bounce:0 [ 196.391497] free:13793 free_pcp:100 free_cma:0 [ 196.395469] syz-executor.3: [ 196.426581] Node 0 active_anon:29328kB inactive_anon:29416kB active_file:44kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1372kB dirty:0kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 196.459308] Node 1 active_anon:536kB inactive_anon:4kB active_file:4kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 196.487476] 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:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 196.516596] page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 196.527087] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 196.532117] Node 0 DMA32 free:18100kB min:36384kB low:45480kB high:54576kB active_anon:29324kB inactive_anon:29416kB active_file:44kB inactive_file:44kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:7008kB pagetables:1896kB bounce:0kB free_pcp:256kB local_pcp:136kB free_cma:0kB [ 196.554606] syz-executor.3 cpuset= [ 196.563240] lowmem_reserve[]: [ 196.563996] / [ 196.566834] 0 0 0 0 0 [ 196.574081] 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 [ 196.594998] mems_allowed=0-1 [ 196.601174] lowmem_reserve[]: 0 0 0 0 0 [ 196.602585] CPU: 0 PID: 10326 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 196.606460] Node 1 [ 196.614290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 196.614294] Call Trace: [ 196.618441] Normal free:26696kB min:53504kB low:66880kB high:80256kB active_anon:536kB inactive_anon:4kB active_file:4kB inactive_file:28kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:56kB bounce:0kB free_pcp:144kB local_pcp:0kB free_cma:0kB [ 196.625904] dump_stack+0xf7/0x13b [ 196.625915] warn_alloc.cold.110+0xa2/0x1be [ 196.625922] ? zone_watermark_ok_safe+0x260/0x260 [ 196.625926] ? usleep_range+0x120/0x120 [ 196.625933] ? rcu_read_lock_sched_held+0x108/0x120 [ 196.625942] ? call_timer_fn+0x570/0x570 [ 196.625955] __alloc_pages_slowpath+0x2052/0x2650 [ 196.628514] lowmem_reserve[]: [ 196.655827] ? warn_alloc+0x100/0x100 [ 196.655834] ? get_page_from_freelist+0x26e/0x23b0 [ 196.655847] ? __might_sleep+0x93/0xb0 [ 196.655854] __alloc_pages_nodemask+0x60d/0x770 [ 196.655861] ? __alloc_pages_slowpath+0x2650/0x2650 [ 196.655870] ? wait_for_completion+0x440/0x440 [ 196.655879] alloc_pages_current+0xd6/0x1b0 [ 196.655892] ion_page_pool_alloc+0x102/0x180 [ 196.655898] ion_system_heap_allocate+0x14e/0x930 [ 196.661720] 0 [ 196.663737] ? ion_system_heap_free+0x270/0x270 [ 196.668612] 0 [ 196.672528] ion_alloc+0x216/0x770 [ 196.679349] 0 [ 196.681571] ? ion_dma_buf_release+0x40/0x40 [ 196.686436] 0 [ 196.689499] ? kasan_check_write+0x14/0x20 [ 196.693280] 0 [ 196.698186] ion_ioctl+0xe2/0x1b6 [ 196.698192] ? ion_alloc.cold.15+0x32/0x32 [ 196.698203] do_vfs_ioctl+0x180/0xfb0 [ 196.698209] ? __fget+0x1ad/0x2f0 [ 196.698215] ? ioctl_preallocate+0x1a0/0x1a0 [ 196.698223] ? __fget+0x1ca/0x2f0 [ 196.698233] ? security_file_ioctl+0x6a/0xa0 [ 196.698241] ? SyS_clock_settime+0x1a0/0x1a0 [ 196.706746] ? security_file_ioctl+0x6a/0xa0 [ 196.706754] SyS_ioctl+0x74/0x80 [ 196.706761] ? do_vfs_ioctl+0xfb0/0xfb0 [ 196.706767] do_syscall_64+0x1c7/0x5b0 [ 196.706772] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 196.706782] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 196.706788] RIP: 0033:0x45c529 [ 196.711780] Node 0 [ 196.716335] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 196.716342] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 196.716344] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 196.716347] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 196.716350] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 196.716353] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 196.831801] warn_alloc_show_mem: 1 callbacks suppressed [ 196.831804] Mem-Info: [ 196.841080] DMA: [ 196.868793] active_anon:7466 inactive_anon:7355 isolated_anon:0 [ 196.868793] active_file:12 inactive_file:18 isolated_file:0 [ 196.868793] unevictable:0 dirty:0 writeback:0 unstable:0 [ 196.868793] slab_reclaimable:11487 slab_unreclaimable:118828 [ 196.868793] mapped:343 shmem:8292 pagetables:488 bounce:0 [ 196.868793] free:13793 free_pcp:98 free_cma:0 [ 196.875973] 2*4kB (UM) 2*8kB (ME) 65*16kB (UM) 21*32kB (UME) 3*64kB (UME) 2*128kB (ME) 2*256kB (ME) 3*512kB (UME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10376kB [ 196.933007] Node 0 DMA32: 455*4kB (ME) 363*8kB (ME) 112*16kB (ME) 246*32kB (UME) 16*64kB (UM) 5*128kB (M) 2*256kB (M) 3*512kB (M) 0*1024kB 0*2048kB 0*4096kB = 18100kB [ 196.954473] 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 [ 196.972261] Node 1 Normal: 2*4kB (UM) 4*8kB (UME) 2*16kB (E) 730*32kB (UE) 27*64kB (U) 4*128kB (U) 0*256kB 0*512kB 1*1024kB (M) 0*2048kB 0*4096kB = 26696kB [ 196.992724] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 197.021324] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 197.051370] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 197.079132] Node 0 active_anon:29232kB inactive_anon:29416kB active_file:48kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1372kB dirty:0kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 197.081149] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 197.120357] Node 1 active_anon:536kB inactive_anon:4kB active_file:0kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 197.132567] 8322 total pagecache pages [ 197.160020] 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:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 197.169628] 0 pages in swap cache [ 197.201944] IPVS: ftp: loaded support on port[0] = 21 [ 197.205271] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 197.210712] Swap cache stats: add 0, delete 0, find 0/0 [ 197.212197] Node 0 [ 197.231481] Free swap = 0kB [ 197.236756] DMA32 free:20232kB min:36384kB low:45480kB high:54576kB active_anon:29228kB inactive_anon:29416kB active_file:48kB inactive_file:40kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:7008kB pagetables:1896kB bounce:0kB free_pcp:28kB local_pcp:28kB free_cma:0kB [ 197.236759] lowmem_reserve[]: 0 0 0 0 0 [ 197.236774] 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 [ 197.236783] lowmem_reserve[]: 0 0 0 0 0 [ 197.236798] Node 1 Normal free:26840kB min:53504kB low:66880kB high:80256kB active_anon:536kB inactive_anon:4kB active_file:0kB inactive_file:48kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:56kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 197.236809] lowmem_reserve[]: 0 0 0 0 0 [ 197.236821] Node 0 DMA: [ 197.270923] Total swap = 0kB [ 197.316622] 2*4kB [ 197.331922] 1965979 pages RAM [ 197.333316] (UM) 2*8kB [ 197.336347] 0 pages HighMem/MovableOnly [ 197.336350] 335857 pages reserved [ 197.336352] 0 pages cma reserved [ 197.336358] Out of memory: Kill process 10316 (syz-executor.2) score 999 or sacrifice child [ 197.336378] Killed process 10318 (syz-executor.2) total-vm:40280kB, anon-rss:140kB, file-rss:0kB, shmem-rss:0kB [ 197.361146] oom_reaper: reaped process 10318 (syz-executor.2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 197.397675] (ME) 65*16kB (UM) 21*32kB (UME) 3*64kB (UME) 2*128kB (ME) 2*256kB (ME) 3*512kB (UME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10376kB [ 197.423476] Node 0 DMA32: 458*4kB (UME) 367*8kB (UME) 116*16kB (UME) 246*32kB (UME) 16*64kB (UM) 5*128kB (M) 2*256kB (M) 3*512kB (M) 0*1024kB 0*2048kB 0*4096kB = 18208kB [ 197.451540] 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 [ 197.466648] Node 1 Normal: 2*4kB (UM) 4*8kB (UME) 2*16kB (E) 728*32kB (UE) 27*64kB (U) 4*128kB (U) 0*256kB 0*512kB 1*1024kB (M) 0*2048kB 0*4096kB = 26632kB [ 197.493379] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 197.502493] oom_reaper: reaped process 10331 (syz-executor.5), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 197.537204] syz-executor.5 invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 197.544015] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 197.602304] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 197.622591] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 197.632500] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 197.636787] 8322 total pagecache pages [ 197.641613] 0 pages in swap cache [ 197.645178] syz-executor.5: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 197.648378] syz-executor.2: [ 197.672049] Swap cache stats: add 0, delete 0, find 0/0 [ 197.672075] CPU: 1 PID: 9385 Comm: syz-executor.5 Not tainted 4.14.196-syzkaller #0 [ 197.675091] Free swap = 0kB [ 197.680419] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 197.691053] syz-executor.5 cpuset= [ 197.691219] Call Trace: [ 197.700577] / [ 197.704077] dump_stack+0xf7/0x13b [ 197.706651] Total swap = 0kB [ 197.708326] dump_header+0x160/0x63f [ 197.711835] 1965979 pages RAM [ 197.714854] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 197.714860] ? ___ratelimit+0x243/0x519 [ 197.714866] ? do_raw_spin_unlock+0x16a/0x250 [ 197.714875] oom_kill_process.cold.24+0xb/0xa1a [ 197.718585] mems_allowed=0-1 [ 197.721676] ? out_of_memory+0x7f9/0x1030 [ 197.726774] 0 pages HighMem/MovableOnly [ 197.730703] ? lock_downgrade+0x7f0/0x7f0 [ 197.744849] 335857 pages reserved [ 197.747134] out_of_memory+0x2b0/0x1030 [ 197.751088] 0 pages cma reserved [ 197.755228] ? oom_killer_disable+0x1a0/0x1a0 [ 197.755236] ? __alloc_pages_slowpath+0xb69/0x2650 [ 197.755243] __alloc_pages_slowpath+0x1ef3/0x2650 [ 197.755257] ? warn_alloc+0x100/0x100 [ 197.755264] ? get_page_from_freelist+0x26e/0x23b0 [ 197.755278] ? __might_sleep+0x93/0xb0 [ 197.792750] __alloc_pages_nodemask+0x60d/0x770 [ 197.797410] ? __alloc_pages_slowpath+0x2650/0x2650 [ 197.802417] ? lock_downgrade+0x7f0/0x7f0 [ 197.806568] alloc_pages_current+0xd6/0x1b0 [ 197.810871] __page_cache_alloc+0x1da/0x330 [ 197.815178] filemap_fault+0xbc5/0x1ae0 [ 197.819166] ? __lock_page_or_retry+0x820/0x820 [ 197.823831] ? lock_acquire+0x173/0x400 [ 197.827797] ? ext4_filemap_fault+0x75/0xb0 [ 197.832118] ext4_filemap_fault+0x7d/0xb0 [ 197.836414] __do_fault+0xf3/0x340 [ 197.839938] __handle_mm_fault+0x2191/0x37d0 [ 197.844456] ? copy_page_range+0x1d10/0x1d10 [ 197.848868] ? find_held_lock+0x36/0x1d0 [ 197.852942] handle_mm_fault+0x234/0x6e0 [ 197.856983] ? find_vma+0x1a/0x150 [ 197.860501] __do_page_fault+0x44d/0xb00 [ 197.864550] ? vmalloc_fault+0xc90/0xc90 [ 197.865563] syz-executor.3: page allocation failure: order:4 [ 197.868594] ? retint_user+0x18/0x18 [ 197.868600] ? page_fault+0x2f/0x50 [ 197.874399] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 197.878105] do_page_fault+0x64/0x3fb [ 197.878111] ? page_fault+0x2f/0x50 [ 197.878116] page_fault+0x45/0x50 [ 197.878121] RIP: 0033:0x424840 [ 197.878124] RSP: 002b:00007ffcab25dcc8 EFLAGS: 00010297 [ 197.878129] RAX: 0000000000000000 RBX: 0000000000000064 RCX: 0000000000000005 [ 197.878133] RDX: 0000000000000bb9 RSI: 0000000000000009 RDI: 00000000fffffffa [ 197.894845] (null) [ 197.896240] RBP: 0000000000000006 R08: 0000000000000001 R09: 0000000002142940 [ 197.899666] syz-executor.3 cpuset= [ 197.902858] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 197.902862] R13: 00007ffcab25dd00 R14: 000000000002f141 R15: 00007ffcab25dd10 [ 197.914848] / [ 197.941848] page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 197.961842] CPU: 0 PID: 10325 Comm: syz-executor.5 Not tainted 4.14.196-syzkaller #0 [ 197.970139] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 197.979486] Call Trace: [ 197.982096] dump_stack+0xf7/0x13b [ 197.985631] warn_alloc.cold.110+0xa2/0x1be [ 197.989941] ? zone_watermark_ok_safe+0x260/0x260 [ 197.990085] syz-executor.2 cpuset= [ 197.994807] ? usleep_range+0x120/0x120 [ 197.994814] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 198.007407] ? call_timer_fn+0x570/0x570 [ 198.011462] ? unreserve_highatomic_pageblock+0x315/0x450 [ 198.016693] / mems_allowed=0-1 [ 198.016993] __alloc_pages_slowpath+0x2052/0x2650 [ 198.025002] ? warn_alloc+0x100/0x100 [ 198.028795] ? get_page_from_freelist+0x26e/0x23b0 [ 198.033721] ? __might_sleep+0x93/0xb0 [ 198.037596] __alloc_pages_nodemask+0x60d/0x770 [ 198.042245] ? __alloc_pages_slowpath+0x2650/0x2650 [ 198.047247] ? wait_for_completion+0x440/0x440 [ 198.051821] alloc_pages_current+0xd6/0x1b0 [ 198.056135] ion_page_pool_alloc+0x102/0x180 [ 198.060526] ion_system_heap_allocate+0x14e/0x930 [ 198.064894] syz-executor.5: page allocation failure: order:0 [ 198.065347] ? ion_system_heap_free+0x270/0x270 [ 198.065357] ion_alloc+0x216/0x770 [ 198.071131] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 198.075782] ? ion_dma_buf_release+0x40/0x40 [ 198.075793] ? kasan_check_write+0x14/0x20 [ 198.075799] ion_ioctl+0xe2/0x1b6 [ 198.075805] ? ion_alloc.cold.15+0x32/0x32 [ 198.075817] do_vfs_ioctl+0x180/0xfb0 [ 198.075822] ? __fget+0x1ad/0x2f0 [ 198.075828] ? ioctl_preallocate+0x1a0/0x1a0 [ 198.075835] ? __fget+0x1ca/0x2f0 [ 198.075845] ? security_file_ioctl+0x6a/0xa0 [ 198.075852] ? SyS_clock_settime+0x1a0/0x1a0 [ 198.075856] ? security_file_ioctl+0x6a/0xa0 [ 198.075863] SyS_ioctl+0x74/0x80 [ 198.075869] ? do_vfs_ioctl+0xfb0/0xfb0 [ 198.075876] do_syscall_64+0x1c7/0x5b0 [ 198.075880] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 198.075891] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 198.099032] (null) [ 198.102938] RIP: 0033:0x45c529 [ 198.118352] syz-executor.5 cpuset= [ 198.122442] RSP: 002b:00007f7f2f42dc78 EFLAGS: 00000246 [ 198.158312] / [ 198.159559] ORIG_RAX: 0000000000000010 [ 198.163106] mems_allowed=0-1 [ 198.168450] RAX: ffffffffffffffda RBX: 00007f7f2f42e6d4 RCX: 000000000045c529 [ 198.168453] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 198.168455] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 198.168458] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 198.168460] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 198.187438] mems_allowed=0-1 [ 198.199684] CPU: 1 PID: 10318 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 198.224887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 198.234219] Call Trace: [ 198.236788] dump_stack+0xf7/0x13b [ 198.240307] warn_alloc.cold.110+0xa2/0x1be [ 198.244604] ? zone_watermark_ok_safe+0x260/0x260 [ 198.249420] ? usleep_range+0x120/0x120 [ 198.253385] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 198.258505] ? call_timer_fn+0x570/0x570 [ 198.262565] ? unreserve_highatomic_pageblock+0x315/0x450 [ 198.268092] __alloc_pages_slowpath+0x2052/0x2650 [ 198.272918] ? warn_alloc+0x100/0x100 [ 198.276709] ? get_page_from_freelist+0x26e/0x23b0 [ 198.281617] ? __might_sleep+0x93/0xb0 [ 198.285481] __alloc_pages_nodemask+0x60d/0x770 [ 198.290137] ? __alloc_pages_slowpath+0x2650/0x2650 [ 198.295129] ? wait_for_completion+0x440/0x440 [ 198.299689] alloc_pages_current+0xd6/0x1b0 [ 198.303999] ion_page_pool_alloc+0x102/0x180 [ 198.308381] ion_system_heap_allocate+0x14e/0x930 [ 198.313212] ? ion_system_heap_free+0x270/0x270 [ 198.317868] ion_alloc+0x216/0x770 [ 198.321386] ? ion_dma_buf_release+0x40/0x40 [ 198.325772] ? kasan_check_write+0x14/0x20 [ 198.329979] ion_ioctl+0xe2/0x1b6 [ 198.333420] ? ion_alloc.cold.15+0x32/0x32 [ 198.337631] do_vfs_ioctl+0x180/0xfb0 [ 198.341405] ? __fget+0x1ad/0x2f0 [ 198.344836] ? ioctl_preallocate+0x1a0/0x1a0 [ 198.349219] ? __fget+0x1ca/0x2f0 [ 198.352649] ? security_file_ioctl+0x6a/0xa0 [ 198.357033] ? SyS_clock_settime+0x1a0/0x1a0 [ 198.361412] ? security_file_ioctl+0x6a/0xa0 [ 198.365798] SyS_ioctl+0x74/0x80 [ 198.369139] ? do_vfs_ioctl+0xfb0/0xfb0 [ 198.373087] do_syscall_64+0x1c7/0x5b0 [ 198.376949] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 198.381782] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 198.384849] Mem-Info: [ 198.386958] RIP: 0033:0x45c529 [ 198.389354] active_anon:7397 inactive_anon:7355 isolated_anon:0 [ 198.389354] active_file:15 inactive_file:15 isolated_file:0 [ 198.389354] unevictable:0 dirty:0 writeback:0 unstable:0 [ 198.389354] slab_reclaimable:11485 slab_unreclaimable:118322 [ 198.389354] mapped:343 shmem:8292 pagetables:488 bounce:0 [ 198.389354] free:13790 free_pcp:403 free_cma:0 [ 198.392521] RSP: 002b:00007fb874e56c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 198.432999] RAX: ffffffffffffffda RBX: 00007fb874e576d4 RCX: 000000000045c529 [ 198.440242] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 198.447485] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 198.454728] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 198.461972] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 198.469227] CPU: 0 PID: 10326 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 198.477093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 198.486523] Call Trace: [ 198.489107] dump_stack+0xf7/0x13b [ 198.492632] warn_alloc.cold.110+0xa2/0x1be [ 198.496931] ? zone_watermark_ok_safe+0x260/0x260 [ 198.501756] ? __alloc_pages_direct_compact+0xc2/0x330 [ 198.507016] __alloc_pages_slowpath+0x2052/0x2650 [ 198.511847] ? trace_hardirqs_off+0x10/0x10 [ 198.516154] ? warn_alloc+0x100/0x100 [ 198.519938] ? get_page_from_freelist+0x9ee/0x23b0 [ 198.524867] ? __might_sleep+0x93/0xb0 [ 198.528748] __alloc_pages_nodemask+0x60d/0x770 [ 198.533404] ? retint_kernel+0x2d/0x2d [ 198.537276] ? __alloc_pages_slowpath+0x2650/0x2650 [ 198.542276] ? wait_for_completion+0x440/0x440 [ 198.546847] alloc_pages_current+0xd6/0x1b0 [ 198.551153] ion_page_pool_alloc+0x102/0x180 [ 198.555542] ion_system_heap_allocate+0x14e/0x930 [ 198.560365] ? do_raw_spin_unlock+0x16a/0x250 [ 198.564843] ? ion_system_heap_free+0x270/0x270 [ 198.569505] ion_alloc+0x27f/0x770 [ 198.573044] ? ion_dma_buf_release+0x40/0x40 [ 198.577442] ? kasan_check_write+0x14/0x20 [ 198.581652] ion_ioctl+0xe2/0x1b6 [ 198.585089] ? ion_alloc.cold.15+0x32/0x32 [ 198.589333] do_vfs_ioctl+0x180/0xfb0 [ 198.593117] ? __fget+0x1ad/0x2f0 [ 198.596556] ? ioctl_preallocate+0x1a0/0x1a0 [ 198.600947] ? __fget+0x1ca/0x2f0 [ 198.604472] ? security_file_ioctl+0x6a/0xa0 [ 198.609383] ? SyS_clock_settime+0x1a0/0x1a0 [ 198.613773] ? security_file_ioctl+0x6a/0xa0 [ 198.618158] SyS_ioctl+0x74/0x80 [ 198.621499] ? do_vfs_ioctl+0xfb0/0xfb0 [ 198.626691] do_syscall_64+0x1c7/0x5b0 [ 198.630559] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 198.635404] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 198.640688] RIP: 0033:0x45c529 [ 198.643858] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 198.651554] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 198.658806] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 198.666055] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 198.673307] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 198.680555] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 198.688296] CPU: 1 PID: 10331 Comm: syz-executor.5 Not tainted 4.14.196-syzkaller #0 [ 198.696177] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 198.705601] Call Trace: [ 198.706973] Node 0 active_anon:29064kB inactive_anon:29416kB active_file:44kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1372kB dirty:0kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 198.708176] dump_stack+0xf7/0x13b [ 198.735636] Node 1 active_anon:524kB inactive_anon:4kB active_file:16kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 198.739086] warn_alloc.cold.110+0xa2/0x1be [ 198.765105] 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:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 198.769381] ? zone_watermark_ok_safe+0x260/0x260 [ 198.769387] ? usleep_range+0x120/0x120 [ 198.795497] lowmem_reserve[]: [ 198.800305] ? rcu_read_lock_sched_held+0x108/0x120 [ 198.804257] 0 [ 198.807351] ? call_timer_fn+0x570/0x570 [ 198.807366] __alloc_pages_slowpath+0x2052/0x2650 [ 198.807383] ? warn_alloc+0x100/0x100 [ 198.812360] 2570 [ 198.814135] ? get_page_from_freelist+0x26e/0x23b0 [ 198.818185] 2570 [ 198.823003] ? __might_sleep+0x93/0xb0 [ 198.826781] 2570 [ 198.828807] __alloc_pages_nodemask+0x60d/0x770 [ 198.833700] 2570 [ 198.835831] ? __alloc_pages_slowpath+0x2650/0x2650 [ 198.835840] ? wait_for_completion+0x440/0x440 [ 198.835849] alloc_pages_current+0xd6/0x1b0 [ 198.839704] Node 0 [ 198.841742] ion_page_pool_alloc+0x102/0x180 [ 198.846401] DMA32 free:18064kB min:36384kB low:45480kB high:54576kB active_anon:29060kB inactive_anon:29416kB active_file:44kB inactive_file:44kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:7008kB pagetables:1896kB bounce:0kB free_pcp:848kB local_pcp:688kB free_cma:0kB [ 198.848428] ion_system_heap_allocate+0x14e/0x930 [ 198.853411] lowmem_reserve[]: [ 198.857969] ? ion_system_heap_free+0x270/0x270 [ 198.857980] ion_alloc+0x216/0x770 [ 198.857990] ? ion_dma_buf_release+0x40/0x40 [ 198.862280] 0 [ 198.864493] ? kasan_check_write+0x14/0x20 [ 198.868881] 0 [ 198.897120] ion_ioctl+0xe2/0x1b6 [ 198.897127] ? ion_alloc.cold.15+0x32/0x32 [ 198.897138] do_vfs_ioctl+0x180/0xfb0 [ 198.902061] 0 [ 198.905139] ? __fget+0x1ad/0x2f0 [ 198.905147] ? ioctl_preallocate+0x1a0/0x1a0 [ 198.905155] ? __fget+0x1ca/0x2f0 [ 198.909801] 0 [ 198.913317] ? security_file_ioctl+0x6a/0xa0 [ 198.917716] 0 [ 198.919473] ? SyS_clock_settime+0x1a0/0x1a0 [ 198.919478] ? security_file_ioctl+0x6a/0xa0 [ 198.925464] SyS_ioctl+0x74/0x80 [ 198.925470] ? do_vfs_ioctl+0xfb0/0xfb0 [ 198.925476] do_syscall_64+0x1c7/0x5b0 [ 198.925481] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 198.928905] Node 0 [ 198.933129] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 198.938818] 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 [ 198.942102] RIP: 0033:0x45c529 [ 198.946497] lowmem_reserve[]: [ 198.949908] RSP: 002b:00007f7f2f40cc78 EFLAGS: 00000246 [ 198.951680] 0 [ 198.956057] ORIG_RAX: 0000000000000010 [ 198.956061] RAX: ffffffffffffffda RBX: 00007f7f2f40d6d4 RCX: 000000000045c529 [ 198.956064] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 198.956067] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 198.956070] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 198.956073] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 198.962186] Mem-Info: [ 198.963027] 0 [ 198.966713] active_anon:7397 inactive_anon:7355 isolated_anon:0 [ 198.966713] active_file:15 inactive_file:15 isolated_file:0 [ 198.966713] unevictable:0 dirty:0 writeback:0 unstable:0 [ 198.966713] slab_reclaimable:11485 slab_unreclaimable:118322 [ 198.966713] mapped:343 shmem:8292 pagetables:488 bounce:0 [ 198.966713] free:13790 free_pcp:403 free_cma:0 [ 198.966723] Node 0 active_anon:29064kB inactive_anon:29416kB active_file:44kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1372kB dirty:0kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 198.966730] Node 1 active_anon:524kB inactive_anon:4kB active_file:16kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 198.966734] 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:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 198.966744] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 198.966761] Node 0 DMA32 free:18064kB min:36384kB low:45480kB high:54576kB active_anon:29060kB inactive_anon:29416kB active_file:44kB inactive_file:44kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:7008kB pagetables:1896kB bounce:0kB free_pcp:848kB local_pcp:160kB free_cma:0kB [ 198.966772] lowmem_reserve[]: 0 0 0 0 0 [ 198.966787] 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 [ 198.966797] lowmem_reserve[]: 0 0 0 0 0 [ 198.966813] Node 1 Normal free:26716kB min:53504kB low:66880kB high:80256kB active_anon:524kB inactive_anon:4kB active_file:16kB inactive_file:16kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:56kB bounce:0kB free_pcp:764kB local_pcp:120kB free_cma:0kB [ 198.966823] lowmem_reserve[]: 0 0 0 0 0 [ 198.966837] Node 0 DMA: 1*4kB (M) 19*8kB (UME) 69*16kB (UM) 21*32kB (UME) 2*64kB (ME) 3*128kB (UME) 3*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10380kB [ 198.966890] Node 0 DMA32: 389*4kB (UME) 324*8kB (ME) 96*16kB (ME) 388*32kB (UME) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18100kB [ 198.966935] 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 [ 198.966967] Node 1 Normal: 1*4kB (U) 3*8kB (UE) 2*16kB (E) 833*32kB (UE) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26716kB [ 198.967009] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 198.967012] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 198.967015] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 198.967018] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 198.967021] 8322 total pagecache pages [ 198.967031] 0 pages in swap cache [ 198.967035] Swap cache stats: add 0, delete 0, find 0/0 [ 198.967038] Free swap = 0kB [ 198.967041] Total swap = 0kB [ 198.967046] 1965979 pages RAM [ 198.967049] 0 pages HighMem/MovableOnly [ 198.967052] 335857 pages reserved [ 198.967055] 0 pages cma reserved [ 198.967059] Out of memory: Kill process 10334 (syz-executor.0) score 999 or sacrifice child [ 198.967080] Killed process 10335 (syz-executor.0) total-vm:40412kB, anon-rss:144kB, file-rss:0kB, shmem-rss:0kB [ 199.087351] oom_reaper: reaped process 10335 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 199.109947] syz-executor.3: [ 199.625471] 0 0 0 [ 199.630778] Node 1 Normal free:195652kB min:53504kB low:66880kB high:80256kB active_anon:524kB inactive_anon:4kB active_file:16kB inactive_file:3116kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:288kB pagetables:56kB bounce:0kB free_pcp:728kB local_pcp:644kB free_cma:0kB [ 199.695210] lowmem_reserve[]: 0 0 0 0 0 [ 199.699230] Node 0 DMA: 1*4kB (U) 2*8kB (UE) 20*16kB (U) 21*32kB (UME) 3*64kB (UME) 3*128kB (UME) 3*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10548kB [ 199.744678] Node 0 DMA32: 144*4kB (UME) 279*8kB (UME) 98*16kB (UME) 56*32kB (UME) 0*64kB 1*128kB (U) 9*256kB (U) 20*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 18840kB [ 199.759739] 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 [ 199.770658] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 199.775846] in:imklog invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 199.794944] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 199.794964] CPU: 0 PID: 10318 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 199.794967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 199.794970] Call Trace: [ 199.794984] dump_stack+0xf7/0x13b [ 199.794994] warn_alloc.cold.110+0xa2/0x1be [ 199.795001] ? zone_watermark_ok_safe+0x260/0x260 [ 199.795017] ? __alloc_pages_direct_compact+0xc2/0x330 [ 199.795025] __alloc_pages_slowpath+0x2052/0x2650 [ 199.795036] ? trace_hardirqs_off+0x10/0x10 [ 199.795044] ? warn_alloc+0x100/0x100 [ 199.826268] in:imklog cpuset= [ 199.827702] ? get_page_from_freelist+0x9ee/0x23b0 [ 199.832510] / [ 199.837771] ? __might_sleep+0x93/0xb0 [ 199.847616] mems_allowed=0-1 [ 199.850663] __alloc_pages_nodemask+0x60d/0x770 [ 199.871916] ? trace_hardirqs_off+0x10/0x10 [ 199.876238] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 199.881072] ? __alloc_pages_slowpath+0x2650/0x2650 [ 199.886078] ? wait_for_completion+0x440/0x440 [ 199.890654] alloc_pages_current+0xd6/0x1b0 [ 199.894961] ion_page_pool_alloc+0x102/0x180 [ 199.899350] ion_system_heap_allocate+0x14e/0x930 [ 199.904165] ? do_raw_spin_unlock+0x16a/0x250 [ 199.908642] ? ion_system_heap_free+0x270/0x270 [ 199.913296] ion_alloc+0x27f/0x770 [ 199.916814] ? ion_dma_buf_release+0x40/0x40 [ 199.921197] ? kasan_check_write+0x14/0x20 [ 199.925413] ion_ioctl+0xe2/0x1b6 [ 199.928850] ? ion_alloc.cold.15+0x32/0x32 [ 199.933088] do_vfs_ioctl+0x180/0xfb0 [ 199.936864] ? __fget+0x1ad/0x2f0 [ 199.940293] ? ioctl_preallocate+0x1a0/0x1a0 [ 199.944676] ? __fget+0x1ca/0x2f0 [ 199.948129] ? security_file_ioctl+0x6a/0xa0 [ 199.949393] warn_alloc_show_mem: 2 callbacks suppressed [ 199.949396] Mem-Info: [ 199.952520] ? SyS_clock_settime+0x1a0/0x1a0 [ 199.964625] ? security_file_ioctl+0x6a/0xa0 [ 199.969019] SyS_ioctl+0x74/0x80 [ 199.972371] ? do_vfs_ioctl+0xfb0/0xfb0 [ 199.976330] do_syscall_64+0x1c7/0x5b0 [ 199.980203] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 199.984299] active_anon:7397 inactive_anon:7355 isolated_anon:0 [ 199.984299] active_file:42 inactive_file:37 isolated_file:0 [ 199.984299] unevictable:0 dirty:0 writeback:0 unstable:0 [ 199.984299] slab_reclaimable:11485 slab_unreclaimable:119068 [ 199.984299] mapped:443 shmem:8292 pagetables:488 bounce:0 [ 199.984299] free:13949 free_pcp:88 free_cma:0 [ 199.985034] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 199.985039] RIP: 0033:0x45c529 [ 199.985042] RSP: 002b:00007fb874e56c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 199.985048] RAX: ffffffffffffffda RBX: 00007fb874e576d4 RCX: 000000000045c529 [ 199.985052] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 199.985054] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 199.985057] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 199.985060] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 199.985485] Node 1 [ 200.033495] CPU: 1 PID: 5987 Comm: in:imklog Not tainted 4.14.196-syzkaller #0 [ 200.034801] Normal: [ 200.041168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 200.059257] 7*4kB [ 200.062907] Call Trace: [ 200.070323] (UM) [ 200.072524] dump_stack+0xf7/0x13b [ 200.079895] 10*8kB [ 200.082271] dump_header+0x160/0x63f [ 200.093991] (UME) [ 200.096124] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 200.096131] ? ___ratelimit+0x243/0x519 [ 200.096137] ? do_raw_spin_unlock+0x16a/0x250 [ 200.098697] 10*16kB [ 200.100735] oom_kill_process.cold.24+0xb/0xa1a [ 200.104254] (UME) [ 200.106492] ? out_of_memory+0x7f9/0x1030 [ 200.106500] ? lock_downgrade+0x7f0/0x7f0 [ 200.106510] out_of_memory+0x2b0/0x1030 [ 200.106519] ? oom_killer_disable+0x1a0/0x1a0 [ 200.106528] ? __alloc_pages_slowpath+0xb69/0x2650 [ 200.110235] 8*32kB [ 200.112363] __alloc_pages_slowpath+0x1ef3/0x2650 [ 200.117478] page allocation failure: order:0 [ 200.121396] ? warn_alloc+0x100/0x100 [ 200.125873] (ME) [ 200.128154] ? get_page_from_freelist+0x26e/0x23b0 [ 200.132788] 10*64kB [ 200.134920] ? __might_sleep+0x93/0xb0 [ 200.134929] __alloc_pages_nodemask+0x60d/0x770 [ 200.139053] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 200.143173] ? __alloc_pages_slowpath+0x2650/0x2650 [ 200.147130] (null) [ 200.151586] ? lock_downgrade+0x7f0/0x7f0 [ 200.156514] (UM) [ 200.158736] alloc_pages_current+0xd6/0x1b0 [ 200.163553] 8*128kB [ 200.167948] __page_cache_alloc+0x1da/0x330 [ 200.167956] filemap_fault+0xbc5/0x1ae0 [ 200.167969] ? __lock_page_or_retry+0x820/0x820 [ 200.171756] syz-executor.3 cpuset= [ 200.173786] ? lock_acquire+0x173/0x400 [ 200.178708] / [ 200.180987] ? ext4_filemap_fault+0x75/0xb0 [ 200.184864] (UME) [ 200.189501] ext4_filemap_fault+0x7d/0xb0 [ 200.196601] mems_allowed=0-1 [ 200.201593] __do_fault+0xf3/0x340 [ 200.214785] 4*256kB [ 200.216474] __handle_mm_fault+0x2191/0x37d0 [ 200.220762] (UME) [ 200.224810] ? copy_page_range+0x1d10/0x1d10 [ 200.224816] ? find_held_lock+0x36/0x1d0 [ 200.224833] handle_mm_fault+0x234/0x6e0 [ 200.234787] 47*512kB [ 200.236924] ? find_vma+0xe2/0x150 [ 200.238614] (UM) [ 200.242921] __do_page_fault+0x44d/0xb00 [ 200.264836] 0*1024kB [ 200.269026] ? SyS_read+0x1c5/0x250 [ 200.273075] 0*2048kB 0*4096kB [ 200.277255] ? vmalloc_fault+0xc90/0xc90 [ 200.277264] ? entry_SYSCALL_64_after_hwframe+0x56/0xbb [ 200.277269] ? page_fault+0x2f/0x50 [ 200.277275] do_page_fault+0x64/0x3fb [ 200.277280] ? page_fault+0x2f/0x50 [ 200.277285] page_fault+0x45/0x50 [ 200.277291] RIP: 0033:0x7efcfdfc4ed0 [ 200.299974] = 27276kB [ 200.302534] RSP: 002b:00007efcfb961578 EFLAGS: 00010293 [ 200.326229] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 200.333697] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 200.344671] RAX: 0000000000000124 RBX: 0000000000000000 RCX: 00007efcfdfc522d [ 200.344674] RDX: 0000000000000124 RSI: 00007efcfb961da0 RDI: 0000000000000000 [ 200.344677] RBP: 0000557e3ab5f9d0 R08: 0000000000000000 R09: 0000000000000000 [ 200.344679] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007efcfb961da0 [ 200.344682] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007efcfb961e81 [ 200.403118] CPU: 0 PID: 10326 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 200.411017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 200.419094] Node 0 active_anon:28980kB inactive_anon:29416kB active_file:84kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1620kB dirty:0kB writeback:4kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 200.420376] Call Trace: [ 200.450253] dump_stack+0xf7/0x13b [ 200.453783] warn_alloc.cold.110+0xa2/0x1be [ 200.458096] ? zone_watermark_ok_safe+0x260/0x260 [ 200.458580] Node 1 active_anon:520kB inactive_anon:4kB active_file:16kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:52kB dirty:0kB writeback:16kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 200.462921] ? usleep_range+0x120/0x120 [ 200.493061] ? rcu_read_lock_sched_held+0x108/0x120 [ 200.497405] syz-executor.0: page allocation failure: order:0 [ 200.498061] ? call_timer_fn+0x570/0x570 [ 200.498076] __alloc_pages_slowpath+0x2052/0x2650 [ 200.503843] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 200.507888] ? warn_alloc+0x100/0x100 [ 200.507895] ? get_page_from_freelist+0x26e/0x23b0 [ 200.507908] ? __might_sleep+0x93/0xb0 [ 200.507915] __alloc_pages_nodemask+0x60d/0x770 [ 200.507922] ? retint_kernel+0x2d/0x2d [ 200.507930] ? __alloc_pages_slowpath+0x2650/0x2650 [ 200.507939] ? wait_for_completion+0x440/0x440 [ 200.507949] alloc_pages_current+0xd6/0x1b0 [ 200.507957] ion_page_pool_alloc+0x102/0x180 [ 200.507963] ion_system_heap_allocate+0x14e/0x930 [ 200.527371] Node 0 [ 200.528539] ? do_raw_spin_unlock+0x16a/0x250 [ 200.532402] 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:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 200.537054] ? ion_system_heap_free+0x270/0x270 [ 200.537065] ion_alloc+0x27f/0x770 [ 200.537074] ? ion_dma_buf_release+0x40/0x40 [ 200.537083] ? kasan_check_write+0x14/0x20 [ 200.537090] ion_ioctl+0xe2/0x1b6 [ 200.537095] ? ion_alloc.cold.15+0x32/0x32 [ 200.537106] do_vfs_ioctl+0x180/0xfb0 [ 200.537111] ? __fget+0x1ad/0x2f0 [ 200.537119] ? ioctl_preallocate+0x1a0/0x1a0 [ 200.537127] ? __fget+0x1ca/0x2f0 [ 200.537138] ? security_file_ioctl+0x6a/0xa0 [ 200.537145] ? SyS_clock_settime+0x1a0/0x1a0 [ 200.537149] ? security_file_ioctl+0x6a/0xa0 [ 200.537155] SyS_ioctl+0x74/0x80 [ 200.537162] ? do_vfs_ioctl+0xfb0/0xfb0 [ 200.558324] (null) [ 200.559432] do_syscall_64+0x1c7/0x5b0 [ 200.564244] syz-executor.0 cpuset= [ 200.566481] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 200.566492] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 200.566497] RIP: 0033:0x45c529 [ 200.566500] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 200.566505] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 200.566508] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 200.566511] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 200.566514] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 200.566516] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 200.577793] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 200.603517] lowmem_reserve[]: [ 200.605242] syz-executor.2: [ 200.609581] 0 [ 200.613786] page allocation failure: order:0 [ 200.623527] 2570 [ 200.630454] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 200.633107] 2570 [ 200.638386] 8332 total pagecache pages [ 200.646148] 2570 [ 200.655207] 0 pages in swap cache [ 200.659444] / [ 200.663182] Swap cache stats: add 0, delete 0, find 0/0 [ 200.669065] 2570 [ 200.677701] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 200.682269] mems_allowed=0-1 [ 200.692665] (null) [ 200.702420] syz-executor.2 cpuset= [ 200.709733] CPU: 1 PID: 10335 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 200.709737] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 200.709740] Call Trace: [ 200.709754] dump_stack+0xf7/0x13b [ 200.709762] warn_alloc.cold.110+0xa2/0x1be [ 200.709769] ? zone_watermark_ok_safe+0x260/0x260 [ 200.724038] Free swap = 0kB [ 200.724297] ? usleep_range+0x120/0x120 [ 200.733145] Total swap = 0kB [ 200.736193] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 200.736203] ? call_timer_fn+0x570/0x570 [ 200.736213] ? unreserve_highatomic_pageblock+0x315/0x450 [ 200.739202] 1965979 pages RAM [ 200.740994] __alloc_pages_slowpath+0x2052/0x2650 [ 200.745387] 0 pages HighMem/MovableOnly [ 200.747418] ? warn_alloc+0x100/0x100 [ 200.756243] / [ 200.758258] ? get_page_from_freelist+0x26e/0x23b0 [ 200.762124] mems_allowed=0-1 [ 200.764167] ? __might_sleep+0x93/0xb0 [ 200.767614] 335857 pages reserved [ 200.769279] __alloc_pages_nodemask+0x60d/0x770 [ 200.774622] 0 pages cma reserved [ 200.776672] ? retint_kernel+0x2d/0x2d [ 200.776681] ? __alloc_pages_slowpath+0x2650/0x2650 [ 200.776689] ? wait_for_completion+0x440/0x440 [ 200.776699] alloc_pages_current+0xd6/0x1b0 [ 200.907902] ion_page_pool_alloc+0x102/0x180 [ 200.912300] ion_system_heap_allocate+0x14e/0x930 [ 200.917129] ? ion_system_heap_free+0x270/0x270 [ 200.921776] ion_alloc+0x216/0x770 [ 200.925305] ? ion_dma_buf_release+0x40/0x40 [ 200.929700] ? kasan_check_write+0x14/0x20 [ 200.933920] ion_ioctl+0xe2/0x1b6 [ 200.937353] ? ion_alloc.cold.15+0x32/0x32 [ 200.941569] do_vfs_ioctl+0x180/0xfb0 [ 200.945347] ? __fget+0x1ad/0x2f0 [ 200.948794] ? ioctl_preallocate+0x1a0/0x1a0 [ 200.953193] ? __fget+0x1ca/0x2f0 [ 200.956655] ? security_file_ioctl+0x6a/0xa0 [ 200.961037] ? SyS_clock_settime+0x1a0/0x1a0 [ 200.965422] ? security_file_ioctl+0x6a/0xa0 [ 200.969820] SyS_ioctl+0x74/0x80 [ 200.973173] ? do_vfs_ioctl+0xfb0/0xfb0 [ 200.977131] do_syscall_64+0x1c7/0x5b0 [ 200.980991] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 200.985821] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 200.990994] RIP: 0033:0x45c529 [ 200.994167] RSP: 002b:00007f45f6580c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 201.001875] RAX: ffffffffffffffda RBX: 00007f45f65816d4 RCX: 000000000045c529 [ 201.009123] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 201.016376] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 201.023624] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 201.031055] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 201.038338] CPU: 0 PID: 10318 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 201.046232] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 201.055609] Call Trace: [ 201.057583] Node 0 DMA32 free:53852kB min:36384kB low:45480kB high:54576kB active_anon:28976kB inactive_anon:29416kB active_file:84kB inactive_file:0kB unevictable:0kB writepending:56kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:7008kB pagetables:1896kB bounce:0kB free_pcp:1060kB local_pcp:336kB free_cma:0kB [ 201.058213] dump_stack+0xf7/0x13b [ 201.058222] warn_alloc.cold.110+0xa2/0x1be [ 201.095257] ? zone_watermark_ok_safe+0x260/0x260 [ 201.100091] ? usleep_range+0x120/0x120 [ 201.104068] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 201.109175] ? call_timer_fn+0x570/0x570 [ 201.113233] ? unreserve_highatomic_pageblock+0x315/0x450 [ 201.118768] __alloc_pages_slowpath+0x2052/0x2650 [ 201.123609] ? warn_alloc+0x100/0x100 [ 201.127400] ? get_page_from_freelist+0x26e/0x23b0 [ 201.127612] lowmem_reserve[]: 0 0 [ 201.132333] ? __might_sleep+0x93/0xb0 [ 201.132337] 0 [ 201.135795] __alloc_pages_nodemask+0x60d/0x770 [ 201.135802] ? trace_hardirqs_off+0x10/0x10 [ 201.135807] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 201.135814] ? __alloc_pages_slowpath+0x2650/0x2650 [ 201.135822] ? wait_for_completion+0x440/0x440 [ 201.135832] alloc_pages_current+0xd6/0x1b0 [ 201.147579] 0 [ 201.150485] ion_page_pool_alloc+0x102/0x180 [ 201.167667] 0 [ 201.169160] ion_system_heap_allocate+0x14e/0x930 [ 201.175341] ? do_raw_spin_unlock+0x16a/0x250 [ 201.175348] ? ion_system_heap_free+0x270/0x270 [ 201.175359] ion_alloc+0x27f/0x770 [ 201.175368] ? ion_dma_buf_release+0x40/0x40 [ 201.175378] ? kasan_check_write+0x14/0x20 [ 201.175384] ion_ioctl+0xe2/0x1b6 [ 201.175389] ? ion_alloc.cold.15+0x32/0x32 [ 201.175401] do_vfs_ioctl+0x180/0xfb0 [ 201.187616] Node 0 [ 201.191141] ? __fget+0x1ad/0x2f0 [ 201.194658] 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 [ 201.199040] ? ioctl_preallocate+0x1a0/0x1a0 [ 201.199048] ? __fget+0x1ca/0x2f0 [ 201.199058] ? security_file_ioctl+0x6a/0xa0 [ 201.199066] ? SyS_clock_settime+0x1a0/0x1a0 [ 201.199069] ? security_file_ioctl+0x6a/0xa0 [ 201.199075] SyS_ioctl+0x74/0x80 [ 201.199081] ? do_vfs_ioctl+0xfb0/0xfb0 [ 201.199088] do_syscall_64+0x1c7/0x5b0 [ 201.220984] lowmem_reserve[]: [ 201.245053] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 201.245067] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 201.245071] RIP: 0033:0x45c529 [ 201.245074] RSP: 002b:00007fb874e56c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 201.245080] RAX: ffffffffffffffda RBX: 00007fb874e576d4 RCX: 000000000045c529 [ 201.245083] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 201.245085] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 201.245088] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 201.245090] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 201.333913] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 201.380800] Mem-Info: [ 201.383262] active_anon:7375 inactive_anon:7355 isolated_anon:0 [ 201.383262] active_file:12 inactive_file:15 isolated_file:0 [ 201.383262] unevictable:0 dirty:0 writeback:0 unstable:0 [ 201.383262] slab_reclaimable:11475 slab_unreclaimable:119089 [ 201.383262] mapped:390 shmem:8292 pagetables:488 bounce:0 [ 201.383262] free:25053 free_pcp:466 free_cma:0 [ 201.402388] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 201.426395] CPU: 0 PID: 10325 Comm: syz-executor.5 Not tainted 4.14.196-syzkaller #0 [ 201.434263] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 201.437647] 0 [ 201.443629] Call Trace: [ 201.443633] 0 [ 201.445438] dump_stack+0xf7/0x13b [ 201.445447] warn_alloc.cold.110+0xa2/0x1be [ 201.445454] ? zone_watermark_ok_safe+0x260/0x260 [ 201.445469] ? __alloc_pages_direct_compact+0xc2/0x330 [ 201.445477] __alloc_pages_slowpath+0x2052/0x2650 [ 201.449847] Node 0 active_anon:28980kB inactive_anon:29416kB active_file:32kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1560kB dirty:0kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 201.453444] ? trace_hardirqs_off+0x10/0x10 [ 201.483612] Node 1 active_anon:520kB inactive_anon:4kB active_file:16kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 201.500036] ? warn_alloc+0x100/0x100 [ 201.500044] ? get_page_from_freelist+0x9ee/0x23b0 [ 201.500057] ? __might_sleep+0x93/0xb0 [ 201.500064] __alloc_pages_nodemask+0x60d/0x770 [ 201.500070] ? trace_hardirqs_off+0x10/0x10 [ 201.500076] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 201.500083] ? __alloc_pages_slowpath+0x2650/0x2650 [ 201.504576] 0 [ 201.531086] ? wait_for_completion+0x440/0x440 [ 201.531096] alloc_pages_current+0xd6/0x1b0 [ 201.531105] ion_page_pool_alloc+0x102/0x180 [ 201.531110] ion_system_heap_allocate+0x14e/0x930 [ 201.531116] ? do_raw_spin_unlock+0x16a/0x250 [ 201.531122] ? ion_system_heap_free+0x270/0x270 [ 201.531132] ion_alloc+0x27f/0x770 [ 201.531142] ? ion_dma_buf_release+0x40/0x40 [ 201.531151] ? kasan_check_write+0x14/0x20 [ 201.576324] Node 0 [ 201.577517] ion_ioctl+0xe2/0x1b6 [ 201.582332] 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:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 201.586801] ? ion_alloc.cold.15+0x32/0x32 [ 201.586814] do_vfs_ioctl+0x180/0xfb0 [ 201.586819] ? __fget+0x1ad/0x2f0 [ 201.586825] ? ioctl_preallocate+0x1a0/0x1a0 [ 201.586833] ? __fget+0x1ca/0x2f0 [ 201.586844] ? security_file_ioctl+0x6a/0xa0 [ 201.586851] ? SyS_clock_settime+0x1a0/0x1a0 [ 201.586855] ? security_file_ioctl+0x6a/0xa0 [ 201.586861] SyS_ioctl+0x74/0x80 [ 201.614828] 0 [ 201.634747] ? do_vfs_ioctl+0xfb0/0xfb0 [ 201.634754] do_syscall_64+0x1c7/0x5b0 [ 201.634759] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 201.634770] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 201.634775] RIP: 0033:0x45c529 [ 201.634778] RSP: 002b:00007f7f2f42dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 201.634785] RAX: ffffffffffffffda RBX: 00007f7f2f42e6d4 RCX: 000000000045c529 [ 201.634788] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 201.634790] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 201.634793] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 201.634796] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 201.738513] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 201.743549] Node 0 DMA32 free:36360kB min:36384kB low:45480kB high:54576kB active_anon:28976kB inactive_anon:29416kB active_file:32kB inactive_file:32kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:7008kB pagetables:1896kB bounce:0kB free_pcp:1064kB local_pcp:340kB free_cma:0kB [ 201.757058] warn_alloc_show_mem: 2 callbacks suppressed [ 201.757061] Mem-Info: [ 201.802119] lowmem_reserve[]: 0 0 0 0 0 [ 201.806178] 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 [ 201.832831] active_anon:7375 inactive_anon:7355 isolated_anon:0 [ 201.832831] active_file:12 inactive_file:15 isolated_file:0 [ 201.832831] unevictable:0 dirty:0 writeback:0 unstable:0 [ 201.832831] slab_reclaimable:11475 slab_unreclaimable:119089 [ 201.832831] mapped:390 shmem:8292 pagetables:488 bounce:0 [ 201.832831] free:25053 free_pcp:466 free_cma:0 [ 201.838441] lowmem_reserve[]: 0 0 0 0 0 [ 201.899036] Node 1 Normal free:53488kB min:53504kB low:66880kB high:80256kB active_anon:520kB inactive_anon:4kB active_file:16kB inactive_file:28kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:256kB pagetables:56kB bounce:0kB free_pcp:800kB local_pcp:128kB free_cma:0kB [ 201.947164] Node 0 active_anon:28980kB inactive_anon:29416kB active_file:32kB inactive_file:132kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1560kB dirty:0kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 202.004715] 0 [ 202.008733] Node 1 Normal free:31916kB min:53504kB low:66880kB high:80256kB active_anon:520kB inactive_anon:4kB active_file:16kB inactive_file:28kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:256kB pagetables:56kB bounce:0kB free_pcp:4kB local_pcp:4kB free_cma:0kB [ 202.039338] lowmem_reserve[]: 0 0 0 0 0 [ 202.043375] Node 0 DMA: 2*4kB (UM) 7*8kB (UME) 19*16kB (UM) 21*32kB (UME) 2*64kB (ME) 2*128kB (ME) 3*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10384kB [ 202.062128] Node 1 active_anon:520kB inactive_anon:4kB active_file:16kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 202.062218] syz-executor.0: [ 202.090386] Node 0 DMA32: 402*4kB (UME) 369*8kB (UME) 208*16kB (UME) 321*32kB (UME) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18160kB [ 202.109622] page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 202.122134] lowmem_reserve[]: 0 0 0 0 0 [ 202.128897] 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 [ 202.141741] Node 0 DMA: 2*4kB (UM) 7*8kB (UME) 19*16kB (UM) 21*32kB (UME) 2*64kB (ME) 2*128kB (ME) 3*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10384kB [ 202.150215] syz-executor.0 cpuset= [ 202.161734] Node 1 Normal: 756*4kB (U) 558*8kB (U) 253*16kB (U) 456*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26128kB [ 202.179617] / mems_allowed=0-1 [ 202.182152] Node 0 DMA32: [ 202.182846] CPU: 0 PID: 10335 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 202.182851] 402*4kB [ 202.185670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 202.185674] Call Trace: [ 202.185687] dump_stack+0xf7/0x13b [ 202.185697] warn_alloc.cold.110+0xa2/0x1be [ 202.185704] ? zone_watermark_ok_safe+0x260/0x260 [ 202.185719] ? __alloc_pages_direct_compact+0xc2/0x330 [ 202.193738] (UME) [ 202.196043] __alloc_pages_slowpath+0x2052/0x2650 [ 202.196056] ? trace_hardirqs_off+0x10/0x10 [ 202.196065] ? warn_alloc+0x100/0x100 [ 202.196072] ? get_page_from_freelist+0x9ee/0x23b0 [ 202.196084] ? __might_sleep+0x93/0xb0 [ 202.196091] __alloc_pages_nodemask+0x60d/0x770 [ 202.196096] ? trace_hardirqs_off+0x10/0x10 [ 202.196101] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 202.196108] ? __alloc_pages_slowpath+0x2650/0x2650 [ 202.208974] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 202.211525] ? wait_for_completion+0x440/0x440 [ 202.215870] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 202.220643] alloc_pages_current+0xd6/0x1b0 [ 202.229407] 369*8kB [ 202.232869] ion_page_pool_alloc+0x102/0x180 [ 202.237229] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 202.240939] ion_system_heap_allocate+0x14e/0x930 [ 202.249355] (UME) [ 202.249724] ? do_raw_spin_unlock+0x16a/0x250 [ 202.254397] 208*16kB [ 202.258711] ? ion_system_heap_free+0x270/0x270 [ 202.258723] ion_alloc+0x27f/0x770 [ 202.258732] ? ion_dma_buf_release+0x40/0x40 [ 202.258741] ? kasan_check_write+0x14/0x20 [ 202.258747] ion_ioctl+0xe2/0x1b6 [ 202.258752] ? ion_alloc.cold.15+0x32/0x32 [ 202.258762] do_vfs_ioctl+0x180/0xfb0 [ 202.258767] ? __fget+0x1ad/0x2f0 [ 202.258774] ? ioctl_preallocate+0x1a0/0x1a0 [ 202.258782] ? __fget+0x1ca/0x2f0 [ 202.258792] ? security_file_ioctl+0x6a/0xa0 [ 202.258799] ? SyS_clock_settime+0x1a0/0x1a0 [ 202.258803] ? security_file_ioctl+0x6a/0xa0 [ 202.258809] SyS_ioctl+0x74/0x80 [ 202.264240] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 202.268715] ? do_vfs_ioctl+0xfb0/0xfb0 [ 202.268722] do_syscall_64+0x1c7/0x5b0 [ 202.268727] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 202.268738] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 202.268743] RIP: 0033:0x45c529 [ 202.268745] RSP: 002b:00007f45f6580c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 202.268752] RAX: ffffffffffffffda RBX: 00007f45f65816d4 RCX: 000000000045c529 [ 202.268755] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 202.268758] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 202.268761] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 202.268764] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 202.281540] syz-executor.5: [ 202.285779] (UME) [ 202.310885] Node 0 [ 202.319099] 8327 total pagecache pages [ 202.339078] page allocation failure: order:0 [ 202.345161] 0 pages in swap cache [ 202.345166] Swap cache stats: add 0, delete 0, find 0/0 [ 202.363155] 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:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 202.366417] 321*32kB [ 202.375873] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 202.379943] Free swap = 0kB [ 202.380987] (null) [ 202.390119] (UME) [ 202.413734] lowmem_reserve[]: [ 202.423771] Total swap = 0kB [ 202.441318] 0 [ 202.453149] 0*64kB [ 202.470641] syz-executor.5 cpuset= [ 202.476277] 1965979 pages RAM [ 202.490197] / [ 202.510585] 0*128kB [ 202.533015] 2570 [ 202.541411] 0 pages HighMem/MovableOnly [ 202.549017] 335857 pages reserved [ 202.550890] 2570 [ 202.552449] 0 pages cma reserved [ 202.552453] 2570 [ 202.554496] Out of memory: Kill process 10323 (syz-executor.1) score 999 or sacrifice child [ 202.565506] 2570 [ 202.570468] Node 0 DMA32 free:18136kB min:36384kB low:45480kB high:54576kB active_anon:28976kB inactive_anon:29416kB active_file:32kB inactive_file:40kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:7008kB pagetables:1896kB bounce:0kB free_pcp:152kB local_pcp:128kB free_cma:0kB [ 202.573669] 0*256kB [ 202.605980] Killed process 10324 (syz-executor.1) total-vm:40280kB, anon-rss:136kB, file-rss:0kB, shmem-rss:0kB [ 202.622304] mems_allowed=0-1 [ 202.622687] 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18160kB [ 202.633034] 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 [ 202.642961] CPU: 0 PID: 10325 Comm: syz-executor.5 Not tainted 4.14.196-syzkaller #0 [ 202.649098] Node 1 [ 202.651594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 202.651598] Normal: [ 202.653808] Call Trace: [ 202.663198] 756*4kB [ 202.665453] dump_stack+0xf7/0x13b [ 202.665462] warn_alloc.cold.110+0xa2/0x1be [ 202.665470] ? zone_watermark_ok_safe+0x260/0x260 [ 202.665474] ? usleep_range+0x120/0x120 [ 202.665481] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 202.665491] ? call_timer_fn+0x570/0x570 [ 202.665498] ? unreserve_highatomic_pageblock+0x315/0x450 [ 202.665508] __alloc_pages_slowpath+0x2052/0x2650 [ 202.665525] ? warn_alloc+0x100/0x100 [ 202.705490] (U) [ 202.706459] ? get_page_from_freelist+0x26e/0x23b0 [ 202.710226] 558*8kB [ 202.712186] ? __might_sleep+0x93/0xb0 [ 202.723253] __alloc_pages_nodemask+0x60d/0x770 [ 202.727917] ? __alloc_pages_slowpath+0x2650/0x2650 [ 202.732923] ? wait_for_completion+0x440/0x440 [ 202.737496] alloc_pages_current+0xd6/0x1b0 [ 202.741806] ion_page_pool_alloc+0x102/0x180 [ 202.746201] ion_system_heap_allocate+0x14e/0x930 [ 202.751030] ? do_raw_spin_unlock+0x16a/0x250 [ 202.753858] (U) [ 202.755526] ? ion_system_heap_free+0x270/0x270 [ 202.755541] ion_alloc+0x27f/0x770 [ 202.755551] ? ion_dma_buf_release+0x40/0x40 [ 202.755562] ? kasan_check_write+0x14/0x20 [ 202.755568] ion_ioctl+0xe2/0x1b6 [ 202.755574] ? ion_alloc.cold.15+0x32/0x32 [ 202.755586] do_vfs_ioctl+0x180/0xfb0 [ 202.755591] ? __fget+0x1ad/0x2f0 [ 202.755599] ? ioctl_preallocate+0x1a0/0x1a0 [ 202.764792] 253*16kB [ 202.765721] ? __fget+0x1ca/0x2f0 [ 202.770094] (U) [ 202.774306] ? security_file_ioctl+0x6a/0xa0 [ 202.805866] ? SyS_clock_settime+0x1a0/0x1a0 [ 202.810264] ? security_file_ioctl+0x6a/0xa0 [ 202.814663] SyS_ioctl+0x74/0x80 [ 202.818016] ? do_vfs_ioctl+0xfb0/0xfb0 [ 202.821978] do_syscall_64+0x1c7/0x5b0 [ 202.825851] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 202.830413] 456*32kB (U) 0*64kB [ 202.830680] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 202.830686] RIP: 0033:0x45c529 [ 202.834029] 0*128kB [ 202.839191] RSP: 002b:00007f7f2f42dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 202.839198] RAX: ffffffffffffffda RBX: 00007f7f2f42e6d4 RCX: 000000000045c529 [ 202.839200] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 202.839203] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 202.839206] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 202.839208] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 202.889736] oom_reaper: reaped process 10324 (syz-executor.1), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 202.909079] syz-execprog invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 202.932187] 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26128kB [ 202.936573] syz-execprog cpuset=/ mems_allowed=0-1 [ 202.940257] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 202.943290] CPU: 0 PID: 6447 Comm: syz-execprog Not tainted 4.14.196-syzkaller #0 [ 202.952199] syz-executor.1: [ 202.959695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 202.959698] Call Trace: [ 202.959712] dump_stack+0xf7/0x13b [ 202.959722] dump_header+0x160/0x63f [ 202.959729] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 202.959735] ? ___ratelimit+0x243/0x519 [ 202.969902] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 202.972061] ? do_raw_spin_unlock+0x16a/0x250 [ 202.974616] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 202.978134] oom_kill_process.cold.24+0xb/0xa1a [ 202.978139] ? out_of_memory+0x7f9/0x1030 [ 202.978144] ? lock_downgrade+0x7f0/0x7f0 [ 202.978154] out_of_memory+0x2b0/0x1030 [ 202.978163] ? oom_killer_disable+0x1a0/0x1a0 [ 202.978171] ? __alloc_pages_slowpath+0xb69/0x2650 [ 202.978177] __alloc_pages_slowpath+0x1ef3/0x2650 [ 202.978194] ? warn_alloc+0x100/0x100 [ 202.981894] page allocation failure: order:0 [ 202.986949] ? get_page_from_freelist+0x26e/0x23b0 [ 202.986962] ? __might_sleep+0x93/0xb0 [ 202.986969] __alloc_pages_nodemask+0x60d/0x770 [ 202.986978] ? __alloc_pages_slowpath+0x2650/0x2650 [ 202.986982] ? lock_downgrade+0x7f0/0x7f0 [ 202.986996] alloc_pages_current+0xd6/0x1b0 [ 202.987004] __page_cache_alloc+0x1da/0x330 [ 202.987012] filemap_fault+0xbc5/0x1ae0 [ 202.987025] ? __lock_page_or_retry+0x820/0x820 [ 202.998749] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 202.999537] ? lock_acquire+0x173/0x400 [ 203.003999] (null) [ 203.004003] syz-executor.1 cpuset= [ 203.012814] ? ext4_filemap_fault+0x75/0xb0 [ 203.012824] ext4_filemap_fault+0x7d/0xb0 [ 203.012833] __do_fault+0xf3/0x340 [ 203.012838] __handle_mm_fault+0x2191/0x37d0 [ 203.012843] ? ep_eventpoll_release+0x50/0x50 [ 203.012849] ? copy_page_range+0x1d10/0x1d10 [ 203.012854] ? find_held_lock+0x36/0x1d0 [ 203.012870] handle_mm_fault+0x234/0x6e0 [ 203.012874] ? find_vma+0x1a/0x150 [ 203.012883] __do_page_fault+0x44d/0xb00 [ 203.012888] ? SyS_write+0x1c5/0x250 [ 203.012896] ? vmalloc_fault+0xc90/0xc90 [ 203.025271] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 203.025801] ? entry_SYSCALL_64_after_hwframe+0x56/0xbb [ 203.029743] 8327 total pagecache pages [ 203.034226] ? page_fault+0x2f/0x50 [ 203.046666] 0 pages in swap cache [ 203.047835] do_page_fault+0x64/0x3fb [ 203.052222] Swap cache stats: add 0, delete 0, find 0/0 [ 203.057136] ? page_fault+0x2f/0x50 [ 203.057142] page_fault+0x45/0x50 [ 203.057146] RIP: 0033:0x464010 [ 203.057149] RSP: 002b:000000c0000417f0 EFLAGS: 00010246 [ 203.057154] RAX: 0000000000000000 RBX: 00000000000003aa RCX: 0000000000464010 [ 203.057156] RDX: 0000000000000080 RSI: 000000c000041840 RDI: 0000000000000003 [ 203.057159] RBP: 000000c000041e40 R08: 0000000000000000 R09: 0000000000000000 [ 203.057161] R10: 00000000000003aa R11: 0000000000000246 R12: 0000000000000003 [ 203.057163] R13: 000000c000000900 R14: 00000037407aadb4 R15: 000080c0005bffff [ 203.074300] lowmem_reserve[]: [ 203.081891] / [ 203.090362] 0 [ 203.092465] mems_allowed=0-1 [ 203.106810] warn_alloc_show_mem: 2 callbacks suppressed [ 203.106813] Mem-Info: [ 203.122402] CPU: 1 PID: 10324 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 203.130971] 0 [ 203.134655] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 203.138732] 0 [ 203.142739] Call Trace: [ 203.146290] active_anon:7350 inactive_anon:7355 isolated_anon:0 [ 203.146290] active_file:13 inactive_file:14 isolated_file:0 [ 203.146290] unevictable:0 dirty:0 writeback:0 unstable:0 [ 203.146290] slab_reclaimable:11474 slab_unreclaimable:119001 [ 203.146290] mapped:390 shmem:8292 pagetables:479 bounce:0 [ 203.146290] free:13741 free_pcp:128 free_cma:0 [ 203.150326] dump_stack+0xf7/0x13b [ 203.154003] Node 0 active_anon:28892kB inactive_anon:29416kB active_file:32kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1560kB dirty:0kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 203.158037] warn_alloc.cold.110+0xa2/0x1be [ 203.158044] ? zone_watermark_ok_safe+0x260/0x260 [ 203.158049] ? usleep_range+0x120/0x120 [ 203.158055] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 203.166620] 0 [ 203.171952] ? call_timer_fn+0x570/0x570 [ 203.171960] ? unreserve_highatomic_pageblock+0x315/0x450 [ 203.175842] 0 [ 203.179436] __alloc_pages_slowpath+0x2052/0x2650 [ 203.186638] ? warn_alloc+0x100/0x100 [ 203.186646] ? get_page_from_freelist+0x26e/0x23b0 [ 203.191988] Node 1 active_anon:508kB inactive_anon:4kB active_file:20kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 203.195586] ? __might_sleep+0x93/0xb0 [ 203.195594] __alloc_pages_nodemask+0x60d/0x770 [ 203.195601] ? retint_kernel+0x2d/0x2d [ 203.199027] Node 0 [ 203.202193] ? __alloc_pages_slowpath+0x2650/0x2650 [ 203.207544] Node 0 [ 203.214790] ? wait_for_completion+0x440/0x440 [ 203.214796] ? __list_del_entry_valid+0xb6/0xf3 [ 203.214805] alloc_pages_current+0xd6/0x1b0 [ 203.223468] 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 [ 203.230710] ion_page_pool_alloc+0x102/0x180 [ 203.230716] ion_system_heap_allocate+0x14e/0x930 [ 203.230724] ? ion_system_heap_free+0x270/0x270 [ 203.230735] ion_alloc+0x216/0x770 [ 203.238180] DMA free:10388kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 203.245411] ? ion_dma_buf_release+0x40/0x40 [ 203.245423] ? kasan_check_write+0x14/0x20 [ 203.245430] ion_ioctl+0xe2/0x1b6 [ 203.245436] ? ion_alloc.cold.15+0x32/0x32 [ 203.245447] do_vfs_ioctl+0x180/0xfb0 [ 203.248552] lowmem_reserve[]: [ 203.250235] ? __fget+0x1ad/0x2f0 [ 203.252009] 0 [ 203.255092] ? ioctl_preallocate+0x1a0/0x1a0 [ 203.255100] ? __fget+0x1ca/0x2f0 [ 203.255110] ? security_file_ioctl+0x6a/0xa0 [ 203.255115] ? SyS_clock_settime+0x1a0/0x1a0 [ 203.255120] ? security_file_ioctl+0x6a/0xa0 [ 203.260573] lowmem_reserve[]: [ 203.262962] SyS_ioctl+0x74/0x80 [ 203.270864] 0 [ 203.272619] ? do_vfs_ioctl+0xfb0/0xfb0 [ 203.281971] 0 [ 203.283733] do_syscall_64+0x1c7/0x5b0 [ 203.286303] 2570 [ 203.319061] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 203.319073] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 203.319077] RIP: 0033:0x45c529 [ 203.319081] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 [ 203.322605] 0 [ 203.350238] ORIG_RAX: 0000000000000010 [ 203.350242] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 203.350245] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 203.350248] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 203.350251] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 203.350253] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 203.362110] Free swap = 0kB [ 203.379382] 2570 [ 203.391436] Mem-Info: [ 203.406528] 0 [ 203.432522] Total swap = 0kB [ 203.445222] 2570 [ 203.459053] 1965979 pages RAM [ 203.497400] 0 [ 203.510749] active_anon:7350 inactive_anon:7355 isolated_anon:0 [ 203.510749] active_file:13 inactive_file:14 isolated_file:0 [ 203.510749] unevictable:0 dirty:0 writeback:0 unstable:0 [ 203.510749] slab_reclaimable:11474 slab_unreclaimable:119001 [ 203.510749] mapped:390 shmem:8292 pagetables:479 bounce:0 [ 203.510749] free:13741 free_pcp:128 free_cma:0 [ 203.542919] 2570 [ 203.608081] Node 0 active_anon:28892kB inactive_anon:29416kB active_file:32kB inactive_file:1332kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2660kB dirty:0kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 203.620491] 0 pages HighMem/MovableOnly [ 203.623131] Node 1 [ 203.654753] Node 1 active_anon:508kB inactive_anon:4kB active_file:20kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 203.663972] Normal free:241936kB min:53504kB low:66880kB high:80256kB active_anon:508kB inactive_anon:4kB active_file:20kB inactive_file:24kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:256kB pagetables:56kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB [ 203.666544] 335857 pages reserved [ 203.668942] lowmem_reserve[]: [ 203.671319] 0 pages cma reserved [ 203.704745] Node 0 [ 203.815519] 0 0 0 0 0 [ 203.818820] Node 0 DMA: 3*4kB (UM) 11*8kB (UME) 19*16kB (UM) 21*32kB (UME) 5*64kB (UME) 6*128kB (UME) 3*256kB (UME) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 11124kB [ 203.836041] Node 0 DMA32: 286*4kB (UE) 1816*8kB (UME) 292*16kB (UE) 383*32kB (UME) 6*64kB (E) 124*128kB (UME) 122*256kB (UME) 21*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 90840kB [ 203.854777] DMA free:11280kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 203.898097] 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 [ 203.921461] Node 1 Normal: 2558*4kB (U) 2385*8kB (U) 1031*16kB (U) 1349*32kB (U) 3141*64kB (UM) 517*128kB (UE) 166*256kB (U) 83*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 441168kB [ 203.962912] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 203.979480] Node 0 DMA32 free:42996kB min:36384kB low:45480kB high:54576kB active_anon:28892kB inactive_anon:29416kB active_file:2332kB inactive_file:2496kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6976kB pagetables:1860kB bounce:0kB free_pcp:1296kB local_pcp:692kB free_cma:0kB [ 203.990463] chnl_net:caif_netlink_parms(): no params data found [ 204.015936] Node 0 DMA32 free:44348kB min:36384kB low:45480kB high:54576kB active_anon:28892kB inactive_anon:29416kB active_file:2332kB inactive_file:2496kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6976kB pagetables:1860kB bounce:0kB free_pcp:1264kB local_pcp:572kB free_cma:0kB [ 204.047488] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 204.055188] lowmem_reserve[]: 0 0 0 0 0 [ 204.060701] 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 [ 204.064901] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 204.121081] lowmem_reserve[]: 0 0 0 0 0 [ 204.124404] lowmem_reserve[]: 0 0 0 0 0 [ 204.129185] 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 [ 204.135405] Node 1 [ 204.167531] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 204.188254] warn_alloc_show_mem: 1 callbacks suppressed [ 204.188258] Mem-Info: [ 204.194727] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 204.205823] Normal free:94992kB min:53504kB low:66880kB high:80256kB active_anon:608kB inactive_anon:4kB active_file:848kB inactive_file:1260kB unevictable:0kB writepending:12kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:320kB pagetables:56kB bounce:0kB free_pcp:980kB local_pcp:148kB free_cma:0kB [ 204.215368] lowmem_reserve[]: [ 204.233806] 10090 total pagecache pages [ 204.247510] 0 pages in swap cache [ 204.248211] active_anon:7377 inactive_anon:7355 isolated_anon:0 [ 204.248211] active_file:901 inactive_file:961 isolated_file:0 [ 204.248211] unevictable:0 dirty:8 writeback:0 unstable:0 [ 204.248211] slab_reclaimable:11468 slab_unreclaimable:119976 [ 204.248211] mapped:1883 shmem:8292 pagetables:479 bounce:0 [ 204.248211] free:35027 free_pcp:331 free_cma:0 [ 204.256339] Swap cache stats: add 0, delete 0, find 0/0 [ 204.289068] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 204.302160] 0 0 0 0 0 [ 204.302270] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 204.314614] CPU: 1 PID: 10331 Comm: syz-executor.5 Not tainted 4.14.196-syzkaller #0 [ 204.315394] Node 1 [ 204.322491] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 204.322494] Call Trace: [ 204.322506] dump_stack+0xf7/0x13b [ 204.322513] warn_alloc.cold.110+0xa2/0x1be [ 204.322520] ? zone_watermark_ok_safe+0x260/0x260 [ 204.322535] ? __alloc_pages_direct_compact+0xc2/0x330 [ 204.322543] __alloc_pages_slowpath+0x2052/0x2650 [ 204.322556] ? trace_hardirqs_off+0x10/0x10 [ 204.322563] ? warn_alloc+0x100/0x100 [ 204.322570] ? get_page_from_freelist+0x9ee/0x23b0 [ 204.322582] ? __might_sleep+0x93/0xb0 [ 204.334894] Normal free:92280kB min:53504kB low:66880kB high:80256kB active_anon:608kB inactive_anon:4kB active_file:848kB inactive_file:1360kB unevictable:0kB writepending:12kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:448kB pagetables:56kB bounce:0kB free_pcp:412kB local_pcp:296kB free_cma:0kB [ 204.336719] __alloc_pages_nodemask+0x60d/0x770 [ 204.340229] lowmem_reserve[]: [ 204.344542] ? trace_hardirqs_off+0x10/0x10 [ 204.364696] Free swap = 0kB [ 204.367538] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 204.372442] Total swap = 0kB [ 204.376309] ? __alloc_pages_slowpath+0x2650/0x2650 [ 204.376317] ? wait_for_completion+0x440/0x440 [ 204.376326] alloc_pages_current+0xd6/0x1b0 [ 204.376335] ion_page_pool_alloc+0x102/0x180 [ 204.404280] 0 [ 204.408906] ion_system_heap_allocate+0x14e/0x930 [ 204.408912] ? do_raw_spin_unlock+0x16a/0x250 [ 204.408919] ? ion_system_heap_free+0x270/0x270 [ 204.408931] ion_alloc+0x27f/0x770 [ 204.424697] 0 [ 204.427135] ? ion_dma_buf_release+0x40/0x40 [ 204.432120] 0 [ 204.436691] ? kasan_check_write+0x14/0x20 [ 204.436699] ion_ioctl+0xe2/0x1b6 [ 204.436704] ? ion_alloc.cold.15+0x32/0x32 [ 204.436716] do_vfs_ioctl+0x180/0xfb0 [ 204.454695] 0 [ 204.456594] ? __fget+0x1ad/0x2f0 [ 204.461238] 0 [ 204.464755] ? ioctl_preallocate+0x1a0/0x1a0 [ 204.464767] ? __fget+0x1ca/0x2f0 [ 204.464777] ? security_file_ioctl+0x6a/0xa0 [ 204.464784] ? SyS_clock_settime+0x1a0/0x1a0 [ 204.476980] ? security_file_ioctl+0x6a/0xa0 [ 204.476989] SyS_ioctl+0x74/0x80 [ 204.480426] Node 0 [ 204.484637] ? do_vfs_ioctl+0xfb0/0xfb0 [ 204.494693] 1965979 pages RAM [ 204.495417] do_syscall_64+0x1c7/0x5b0 [ 204.499796] 0 pages HighMem/MovableOnly [ 204.503226] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 204.514695] DMA: [ 204.516388] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 204.519722] 12*4kB [ 204.521932] RIP: 0033:0x45c529 [ 204.531497] 335857 pages reserved [ 204.532819] RSP: 002b:00007f7f2f40cc78 EFLAGS: 00000246 [ 204.537170] 0 pages cma reserved [ 204.541986] ORIG_RAX: 0000000000000010 [ 204.546547] (U) [ 204.549185] RAX: ffffffffffffffda RBX: 00007f7f2f40d6d4 RCX: 000000000045c529 [ 204.551398] 28*8kB [ 204.554562] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 204.561572] (UE) [ 204.563320] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 204.566700] 18*16kB [ 204.570630] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 204.572578] (U) [ 204.579820] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 204.600657] lowmem_reserve[]: [ 204.606614] 20*32kB [ 204.609197] 0 [ 204.615320] (UE) [ 204.618428] Node 0 active_anon:28900kB inactive_anon:29416kB active_file:2964kB inactive_file:2036kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:6316kB dirty:20kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 204.628638] 2*64kB [ 204.655697] 0 0 0 0 [ 204.660246] Node 0 DMA: 12*4kB (U) 33*8kB (UE) 20*16kB (U) 20*32kB (UE) 2*64kB (ME) 3*128kB (UME) 2*256kB (ME) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10488kB [ 204.660495] (ME) [ 204.676651] Node 0 DMA32: 392*4kB (UME) 223*8kB (UME) 356*16kB (UME) 955*32kB (UME) 2*64kB (U) 1*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 40120kB [ 204.684583] 3*128kB (UME) 2*256kB (ME) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10416kB [ 204.694905] Node 1 active_anon:608kB inactive_anon:4kB active_file:1440kB inactive_file:1608kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:816kB dirty:12kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 204.708221] Node 0 [ 204.731627] 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 [ 204.745648] Node 1 Normal: 2393*4kB (UM) 910*8kB (UM) 1159*16kB (U) 1448*32kB (UM) 13*64kB (UM) 6*128kB (U) 9*256kB (UM) 4*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 87684kB [ 204.748648] DMA32: [ 204.762494] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 204.767233] 392*4kB (UME) 222*8kB (ME) 306*16kB (UME) 955*32kB (UME) 2*64kB (U) 1*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 39312kB [ 204.775390] Node 0 [ 204.787926] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 204.788167] bridge0: port 1(bridge_slave_0) entered blocking state [ 204.790161] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 204.802475] bridge0: port 1(bridge_slave_0) entered disabled state [ 204.807319] DMA free:10488kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:64kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 204.815354] device bridge_slave_0 entered promiscuous mode [ 204.821742] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 204.849594] Node 0 [ 204.852461] lowmem_reserve[]: [ 204.860554] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 204.860589] Node 1 Normal: 2392*4kB (U) 909*8kB (U) 1160*16kB (UM) 1453*32kB (UM) 13*64kB (UM) [ 204.864526] 0 [ 204.869317] 7*128kB [ 204.876933] 10348 total pagecache pages [ 204.889698] bridge0: port 2(bridge_slave_1) entered blocking state [ 204.893924] 2570 [ 204.899441] (UM) 8*256kB (U) 4*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 87720kB [ 204.899468] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 204.899471] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 204.899475] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 204.899479] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 204.899482] 10348 total pagecache pages [ 204.899491] 0 pages in swap cache [ 204.899494] Swap cache stats: add 0, delete 0, find 0/0 [ 204.899497] Free swap = 0kB [ 204.899499] Total swap = 0kB [ 204.899504] 1965979 pages RAM [ 204.899507] 0 pages HighMem/MovableOnly [ 204.899511] 335857 pages reserved [ 204.906126] 2570 [ 204.912316] bridge0: port 2(bridge_slave_1) entered disabled state [ 204.918585] 0 pages in swap cache [ 204.934765] 0 pages cma reserved [ 204.936968] 2570 [ 204.957725] device bridge_slave_1 entered promiscuous mode [ 204.960625] Swap cache stats: add 0, delete 0, find 0/0 [ 205.003777] 2570 [ 205.006482] Node 0 DMA32 free:39784kB min:36384kB low:45480kB high:54576kB active_anon:28812kB inactive_anon:29412kB active_file:2960kB inactive_file:1976kB unevictable:0kB writepending:20kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6976kB pagetables:1860kB bounce:0kB free_pcp:164kB local_pcp:124kB free_cma:0kB [ 205.018657] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 205.036703] Free swap = 0kB [ 205.047898] lowmem_reserve[]: 0 0 0 0 0 [ 205.051890] 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 [ 205.078598] Total swap = 0kB [ 205.079363] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 205.081621] 1965979 pages RAM [ 205.094147] 0 pages HighMem/MovableOnly [ 205.098799] 335857 pages reserved [ 205.102250] 0 pages cma reserved [ 205.106537] Out of memory: Kill process 6445 (syz-execprog) score 1 or sacrifice child [ 205.119352] lowmem_reserve[]: 0 0 0 0 0 [ 205.123375] Node 1 Normal free:282488kB min:53504kB low:66880kB high:80256kB active_anon:596kB inactive_anon:8kB active_file:1672kB inactive_file:1560kB unevictable:0kB writepending:48kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:352kB pagetables:56kB bounce:0kB free_pcp:604kB local_pcp:436kB free_cma:0kB [ 205.164799] Killed process 10328 (syz-executor.4) total-vm:39756kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB [ 205.188140] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 205.199198] team0: Port device team_slave_0 added [ 205.207023] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 205.221347] team0: Port device team_slave_1 added [ 205.249906] lowmem_reserve[]: 0 0 0 0 0 [ 205.253933] Node 0 DMA: 0*4kB 2*8kB (UE) 6*16kB (U) 20*32kB (UE) 9*64kB (UME) 4*128kB (UME) 2*256kB (ME) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10544kB [ 205.295342] Node 0 DMA32: 37*4kB (ME) 209*8kB (UE) 58*16kB (UE) 27*32kB (UME) 440*64kB (U) 91*128kB (UH) 18*256kB (UH) 3*512kB (U) 2*1024kB (U) 0*2048kB 0*4096kB = 51612kB [ 205.317417] 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 [ 205.332139] Node 1 Normal: 1*4kB (U) 2*8kB (UM) 0*16kB 1*32kB (M) 231*64kB (U) 207*128kB (U) 47*256kB (U) 22*512kB (UM) 243*1024kB (U) 24*2048kB (U) 0*4096kB = 362612kB [ 205.353566] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 205.363482] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 205.377365] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 205.388198] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 205.400848] 11027 total pagecache pages [ 205.407778] 0 pages in swap cache [ 205.411232] Swap cache stats: add 0, delete 0, find 0/0 [ 205.420305] Free swap = 0kB [ 205.423345] Total swap = 0kB [ 205.428965] 1965979 pages RAM [ 205.432571] 0 pages HighMem/MovableOnly [ 205.440121] 335857 pages reserved 2020/09/03 14:28:49 executed programs: 53 [ 205.443573] 0 pages cma reserved [ 205.749979] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 205.768223] rs:main Q:Reg invoked oom-killer: gfp_mask=0x1c200ca(GFP_HIGHUSER_MOVABLE|__GFP_WRITE), nodemask=(null), order=0, oom_score_adj=0 [ 205.795284] rs:main Q:Reg cpuset=/ mems_allowed=0-1 [ 205.805199] CPU: 1 PID: 5991 Comm: rs:main Q:Reg Not tainted 4.14.196-syzkaller #0 [ 205.812918] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 205.817816] syz-executor.2 cpuset= [ 205.822257] Call Trace: [ 205.822274] dump_stack+0xf7/0x13b [ 205.822283] dump_header+0x160/0x63f [ 205.835753] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 205.840878] ? ___ratelimit+0x243/0x519 [ 205.842142] / [ 205.844922] ? do_raw_spin_unlock+0x16a/0x250 [ 205.850419] mems_allowed=0-1 [ 205.851100] oom_kill_process.cold.24+0xb/0xa1a [ 205.858831] ? out_of_memory+0x7f9/0x1030 [ 205.862967] ? lock_downgrade+0x7f0/0x7f0 [ 205.867100] out_of_memory+0x2b0/0x1030 [ 205.871059] ? oom_killer_disable+0x1a0/0x1a0 [ 205.875538] ? __alloc_pages_slowpath+0xb69/0x2650 [ 205.880453] __alloc_pages_slowpath+0x1ef3/0x2650 [ 205.885292] ? warn_alloc+0x100/0x100 [ 205.889070] ? get_page_from_freelist+0x26e/0x23b0 [ 205.894002] ? __might_sleep+0x93/0xb0 [ 205.897877] __alloc_pages_nodemask+0x60d/0x770 [ 205.902536] ? __alloc_pages_slowpath+0x2650/0x2650 [ 205.907541] ? find_get_entry+0xd7/0x5a0 [ 205.911587] ? lock_downgrade+0x7f0/0x7f0 [ 205.915717] alloc_pages_current+0xd6/0x1b0 [ 205.920038] __page_cache_alloc+0x1da/0x330 [ 205.924348] pagecache_get_page+0x12a/0x7c0 [ 205.928757] grab_cache_page_write_begin+0x55/0x90 [ 205.933676] ? rcu_read_lock_sched_held+0x108/0x120 [ 205.938768] ext4_da_write_begin+0x243/0xd30 [ 205.943170] ? ext4_write_begin+0x10e0/0x10e0 [ 205.947662] generic_perform_write+0x271/0x450 [ 205.952235] ? __mark_inode_dirty+0xbf8/0xe80 [ 205.956730] ? page_endio+0x430/0x430 [ 205.960521] ? file_update_time+0x22d/0x360 [ 205.964867] ? current_time+0xa0/0xa0 [ 205.968656] ? lock_acquire+0x173/0x400 [ 205.972704] ? ext4_file_write_iter+0x1db/0xe40 [ 205.977352] __generic_file_write_iter+0x201/0x580 [ 205.982790] ext4_file_write_iter+0x27a/0xe40 [ 205.987273] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 205.992104] ? ext4_file_mmap+0x260/0x260 [ 205.996242] ? trace_hardirqs_on+0x10/0x10 [ 206.000464] ? trace_hardirqs_off+0x10/0x10 [ 206.004771] __vfs_write+0x413/0x840 [ 206.008466] ? trace_hardirqs_off+0x10/0x10 [ 206.012770] ? kernel_read+0x130/0x130 [ 206.016644] ? __lock_is_held+0xb5/0x140 [ 206.020705] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 206.025446] ? __sb_start_write+0x1f3/0x2a0 [ 206.029862] vfs_write+0x150/0x4f0 [ 206.033403] SyS_write+0x100/0x250 [ 206.036928] ? SyS_read+0x250/0x250 [ 206.040536] ? do_syscall_64+0x4c/0x5b0 [ 206.044492] ? SyS_read+0x250/0x250 [ 206.048096] do_syscall_64+0x1c7/0x5b0 [ 206.051974] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 206.056821] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 206.061998] RIP: 0033:0x7efcfdfc51cd [ 206.065693] RSP: 002b:00007efcfb580590 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [ 206.073388] RAX: ffffffffffffffda RBX: 00007efcf0023780 RCX: 00007efcfdfc51cd [ 206.080654] RDX: 00000000000000a7 RSI: 00007efcf0023780 RDI: 0000000000000006 [ 206.087912] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 206.095166] R10: 0000000000000000 R11: 0000000000000293 R12: 00007efcf0023500 [ 206.102416] R13: 00007efcfb5805b0 R14: 0000557e3ab5c360 R15: 00000000000000a7 [ 206.111451] CPU: 0 PID: 10499 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 206.112847] syz-executor.3: [ 206.119334] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 206.119338] Call Trace: [ 206.119352] dump_stack+0xf7/0x13b [ 206.119361] warn_alloc.cold.110+0xa2/0x1be [ 206.119368] ? zone_watermark_ok_safe+0x260/0x260 [ 206.119376] ? rcu_read_lock_sched_held+0x108/0x120 [ 206.151962] ? compaction_deferred+0x1fe/0x2d0 [ 206.156527] ? __alloc_pages_direct_compact+0xc2/0x330 [ 206.161785] __alloc_pages_slowpath+0x2052/0x2650 [ 206.166607] ? trace_hardirqs_off+0x10/0x10 [ 206.170904] ? warn_alloc+0x100/0x100 [ 206.174680] ? get_page_from_freelist+0x9ee/0x23b0 [ 206.179597] ? __might_sleep+0x93/0xb0 [ 206.183472] __alloc_pages_nodemask+0x60d/0x770 [ 206.188116] ? retint_kernel+0x2d/0x2d [ 206.191978] ? __alloc_pages_slowpath+0x2650/0x2650 [ 206.198214] ? wait_for_completion+0x440/0x440 [ 206.202780] alloc_pages_current+0xd6/0x1b0 [ 206.207193] ion_page_pool_alloc+0x102/0x180 [ 206.211583] ion_system_heap_allocate+0x14e/0x930 [ 206.216402] ? ion_system_heap_free+0x270/0x270 [ 206.221050] ion_alloc+0x216/0x770 [ 206.224566] ? ion_dma_buf_release+0x40/0x40 [ 206.228958] ? kasan_check_write+0x14/0x20 [ 206.233178] ion_ioctl+0xe2/0x1b6 [ 206.236606] ? ion_alloc.cold.15+0x32/0x32 [ 206.240831] do_vfs_ioctl+0x180/0xfb0 [ 206.244616] ? __fget+0x1ad/0x2f0 [ 206.248056] ? ioctl_preallocate+0x1a0/0x1a0 [ 206.252463] ? __fget+0x1ca/0x2f0 [ 206.255901] ? security_file_ioctl+0x6a/0xa0 [ 206.260290] ? SyS_clock_settime+0x1a0/0x1a0 [ 206.264698] ? security_file_ioctl+0x6a/0xa0 [ 206.269084] SyS_ioctl+0x74/0x80 [ 206.272426] ? do_vfs_ioctl+0xfb0/0xfb0 [ 206.276375] do_syscall_64+0x1c7/0x5b0 [ 206.280245] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 206.285075] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 206.290236] RIP: 0033:0x45c529 [ 206.293402] RSP: 002b:00007fb874e56c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 206.301092] RAX: ffffffffffffffda RBX: 00007fb874e576d4 RCX: 000000000045c529 [ 206.308347] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 206.315688] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 206.322956] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 206.330200] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 206.344653] page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 206.364772] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 206.369933] CPU: 1 PID: 10498 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 206.377801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 206.387144] Call Trace: [ 206.389707] dump_stack+0xf7/0x13b [ 206.393222] warn_alloc.cold.110+0xa2/0x1be [ 206.397519] ? zone_watermark_ok_safe+0x260/0x260 [ 206.402345] ? rcu_read_lock_sched_held+0x108/0x120 [ 206.407333] ? compaction_deferred+0x1fe/0x2d0 [ 206.411896] ? __alloc_pages_direct_compact+0xc2/0x330 [ 206.417144] __alloc_pages_slowpath+0x2052/0x2650 [ 206.421974] ? trace_hardirqs_off+0x10/0x10 [ 206.426282] ? warn_alloc+0x100/0x100 [ 206.430062] ? get_page_from_freelist+0x9ee/0x23b0 [ 206.434981] ? __might_sleep+0x93/0xb0 [ 206.438844] __alloc_pages_nodemask+0x60d/0x770 [ 206.443485] ? __alloc_pages_slowpath+0x2650/0x2650 [ 206.448496] ? wait_for_completion+0x440/0x440 [ 206.453050] ? __list_del_entry_valid+0xb6/0xf3 [ 206.457692] alloc_pages_current+0xd6/0x1b0 [ 206.461988] ion_page_pool_alloc+0x102/0x180 [ 206.466368] ion_system_heap_allocate+0x14e/0x930 [ 206.471183] ? ion_system_heap_free+0x270/0x270 [ 206.476101] ion_alloc+0x216/0x770 [ 206.479704] ? ion_dma_buf_release+0x40/0x40 [ 206.484088] ? kasan_check_write+0x14/0x20 [ 206.488296] ion_ioctl+0xe2/0x1b6 [ 206.491730] ? ion_alloc.cold.15+0x32/0x32 [ 206.495941] do_vfs_ioctl+0x180/0xfb0 [ 206.499714] ? __fget+0x1ad/0x2f0 [ 206.503313] ? ioctl_preallocate+0x1a0/0x1a0 [ 206.507781] ? __fget+0x1ca/0x2f0 [ 206.511211] ? security_file_ioctl+0x6a/0xa0 [ 206.515601] ? SyS_clock_settime+0x1a0/0x1a0 [ 206.519983] ? security_file_ioctl+0x6a/0xa0 [ 206.524364] SyS_ioctl+0x74/0x80 [ 206.527704] ? do_vfs_ioctl+0xfb0/0xfb0 [ 206.531651] do_syscall_64+0x1c7/0x5b0 [ 206.535513] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 206.540850] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 206.546011] RIP: 0033:0x45c529 [ 206.549194] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 206.556883] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 206.564127] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 206.571374] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 206.578631] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 206.585873] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 206.611650] warn_alloc_show_mem: 1 callbacks suppressed [ 206.611653] Mem-Info: [ 206.619602] active_anon:7367 inactive_anon:7355 isolated_anon:0 [ 206.619602] active_file:273 inactive_file:273 isolated_file:36 [ 206.619602] unevictable:0 dirty:1 writeback:0 unstable:0 [ 206.619602] slab_reclaimable:11453 slab_unreclaimable:120511 [ 206.619602] mapped:1039 shmem:8292 pagetables:477 bounce:0 [ 206.619602] free:13810 free_pcp:215 free_cma:0 [ 206.654826] Node 0 active_anon:28800kB inactive_anon:29412kB active_file:1060kB inactive_file:1056kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4156kB dirty:4kB writeback:0kB shmem:33160kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 206.682814] Mem-Info: [ 206.685361] active_anon:7367 inactive_anon:7355 isolated_anon:0 [ 206.685361] active_file:273 inactive_file:273 isolated_file:0 [ 206.685361] unevictable:0 dirty:1 writeback:0 unstable:0 [ 206.685361] slab_reclaimable:11453 slab_unreclaimable:120511 [ 206.685361] mapped:1039 shmem:8292 pagetables:477 bounce:0 [ 206.685361] free:17966 free_pcp:1 free_cma:0 [ 206.719175] Node 1 active_anon:668kB inactive_anon:8kB active_file:32kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 206.757551] Node 0 DMA free:10404kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:20kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 206.796663] Node 0 active_anon:28800kB inactive_anon:29412kB active_file:216kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2256kB dirty:4kB writeback:0kB shmem:33160kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 206.825095] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 206.825111] Node 0 DMA32 free:29444kB min:36384kB low:45480kB high:54576kB active_anon:28800kB inactive_anon:29412kB active_file:0kB inactive_file:60kB unevictable:0kB writepending:4kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6880kB pagetables:1780kB bounce:0kB free_pcp:580kB local_pcp:404kB free_cma:0kB [ 206.825122] lowmem_reserve[]: 0 0 0 0 0 [ 206.825135] 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 [ 206.825145] lowmem_reserve[]: 0 0 0 0 0 [ 206.825159] Node 1 Normal free:38048kB min:53504kB low:66880kB high:80256kB active_anon:668kB inactive_anon:8kB active_file:32kB inactive_file:36kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:448kB pagetables:128kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 206.825168] lowmem_reserve[]: 0 0 0 0 0 [ 206.825181] Node 0 DMA: 1*4kB (U) 1*8kB (E) 1*16kB (U) 17*32kB (UE) 8*64kB (UE) [ 206.875914] syz-executor.1: [ 206.896241] Node 1 active_anon:668kB inactive_anon:8kB active_file:32kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 206.939497] page allocation failure: order:4 [ 206.966110] syz-executor.0: [ 206.968507] 3*128kB [ 206.970537] page allocation failure: order:0 [ 206.973563] (UE) [ 206.980213] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 206.980385] 1*256kB [ 206.982379] (null) [ 206.989550] syz-executor.5: [ 206.992282] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 206.993947] page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 207.001368] (null) [ 207.006667] Node 0 [ 207.014476] syz-executor.1 cpuset= [ 207.016680] (null) [ 207.018352] / [ 207.021866] syz-executor.5 cpuset= [ 207.024006] mems_allowed=0-1 [ 207.026273] (E) 1*512kB (E) 2*1024kB (UE) 3*2048kB (UME) 0*4096kB = 10428kB [ 207.034172] CPU: 0 PID: 10324 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 207.040041] DMA free:10384kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 207.047448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 207.047451] Call Trace: [ 207.047466] dump_stack+0xf7/0x13b [ 207.047475] warn_alloc.cold.110+0xa2/0x1be [ 207.047482] ? zone_watermark_ok_safe+0x260/0x260 [ 207.047496] ? __alloc_pages_direct_compact+0xc2/0x330 [ 207.047504] __alloc_pages_slowpath+0x2052/0x2650 [ 207.073449] / [ 207.082477] ? trace_hardirqs_off+0x10/0x10 [ 207.085616] mems_allowed=0-1 [ 207.088573] ? warn_alloc+0x100/0x100 [ 207.094647] Node 0 [ 207.097690] ? get_page_from_freelist+0x9ee/0x23b0 [ 207.102969] DMA32: [ 207.107821] ? __might_sleep+0x93/0xb0 [ 207.107831] __alloc_pages_nodemask+0x60d/0x770 [ 207.107837] ? trace_hardirqs_off+0x10/0x10 [ 207.107843] ? __mutex_unlock_slowpath+0x29b/0x7e0 [ 207.107849] ? __alloc_pages_slowpath+0x2650/0x2650 [ 207.107857] ? wait_for_completion+0x440/0x440 [ 207.107865] alloc_pages_current+0xd6/0x1b0 [ 207.107873] ion_page_pool_alloc+0x102/0x180 [ 207.107877] ion_system_heap_allocate+0x14e/0x930 [ 207.107882] ? do_raw_spin_unlock+0x16a/0x250 [ 207.107890] ? ion_system_heap_free+0x270/0x270 [ 207.107902] ion_alloc+0x27f/0x770 [ 207.107911] ? ion_dma_buf_release+0x40/0x40 [ 207.107920] ? kasan_check_write+0x14/0x20 [ 207.114633] 1110*4kB [ 207.117001] ion_ioctl+0xe2/0x1b6 [ 207.120773] (UME) [ 207.123009] ? ion_alloc.cold.15+0x32/0x32 [ 207.145021] lowmem_reserve[]: [ 207.147855] do_vfs_ioctl+0x180/0xfb0 [ 207.152838] 0 [ 207.157412] ? __fget+0x1ad/0x2f0 [ 207.157420] ? ioctl_preallocate+0x1a0/0x1a0 [ 207.157427] ? __fget+0x1ca/0x2f0 [ 207.157438] ? security_file_ioctl+0x6a/0xa0 [ 207.157445] ? SyS_clock_settime+0x1a0/0x1a0 [ 207.157449] ? security_file_ioctl+0x6a/0xa0 [ 207.157455] SyS_ioctl+0x74/0x80 [ 207.157460] ? do_vfs_ioctl+0xfb0/0xfb0 [ 207.157466] do_syscall_64+0x1c7/0x5b0 [ 207.157470] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 207.157481] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 207.157486] RIP: 0033:0x45c529 [ 207.157490] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 207.157496] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 207.157500] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 207.157502] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 207.157504] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 207.157506] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 207.163383] syz-executor.0 cpuset= [ 207.167700] 1119*8kB [ 207.171493] / [ 207.176406] CPU: 1 PID: 10331 Comm: syz-executor.5 Not tainted 4.14.196-syzkaller #0 [ 207.185526] mems_allowed=0-1 [ 207.188520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 207.334443] Call Trace: [ 207.337036] dump_stack+0xf7/0x13b [ 207.340643] warn_alloc.cold.110+0xa2/0x1be [ 207.344948] ? zone_watermark_ok_safe+0x260/0x260 [ 207.349765] ? usleep_range+0x120/0x120 [ 207.353714] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 207.358794] ? call_timer_fn+0x570/0x570 [ 207.362831] ? unreserve_highatomic_pageblock+0x315/0x450 [ 207.368347] __alloc_pages_slowpath+0x2052/0x2650 [ 207.373173] ? warn_alloc+0x100/0x100 [ 207.376950] ? get_page_from_freelist+0x26e/0x23b0 [ 207.381869] ? __might_sleep+0x93/0xb0 [ 207.385733] __alloc_pages_nodemask+0x60d/0x770 [ 207.390380] ? __alloc_pages_slowpath+0x2650/0x2650 [ 207.395387] ? wait_for_completion+0x440/0x440 [ 207.399948] alloc_pages_current+0xd6/0x1b0 [ 207.404261] ion_page_pool_alloc+0x102/0x180 [ 207.408646] ion_system_heap_allocate+0x14e/0x930 [ 207.413463] ? do_raw_spin_unlock+0x16a/0x250 [ 207.417939] ? ion_system_heap_free+0x270/0x270 [ 207.422586] ion_alloc+0x27f/0x770 [ 207.426106] ? ion_dma_buf_release+0x40/0x40 [ 207.430492] ? kasan_check_write+0x14/0x20 [ 207.434703] ion_ioctl+0xe2/0x1b6 [ 207.438133] ? ion_alloc.cold.15+0x32/0x32 [ 207.442347] do_vfs_ioctl+0x180/0xfb0 [ 207.446125] ? __fget+0x1ad/0x2f0 [ 207.449571] ? ioctl_preallocate+0x1a0/0x1a0 [ 207.453957] ? __fget+0x1ca/0x2f0 [ 207.457387] ? security_file_ioctl+0x6a/0xa0 [ 207.461858] ? SyS_clock_settime+0x1a0/0x1a0 [ 207.466241] ? security_file_ioctl+0x6a/0xa0 [ 207.470642] SyS_ioctl+0x74/0x80 [ 207.473985] ? do_vfs_ioctl+0xfb0/0xfb0 [ 207.477961] do_syscall_64+0x1c7/0x5b0 [ 207.481821] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 207.486640] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 207.491801] RIP: 0033:0x45c529 [ 207.494964] RSP: 002b:00007f7f2f40cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 207.502654] RAX: ffffffffffffffda RBX: 00007f7f2f40d6d4 RCX: 000000000045c529 [ 207.509906] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 207.517149] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 207.524401] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 207.531820] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 207.539075] CPU: 0 PID: 10335 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 207.540769] (UME) [ 207.547053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 207.547056] Call Trace: [ 207.547068] dump_stack+0xf7/0x13b [ 207.547077] warn_alloc.cold.110+0xa2/0x1be [ 207.547083] ? zone_watermark_ok_safe+0x260/0x260 [ 207.547087] ? usleep_range+0x120/0x120 [ 207.547093] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 207.547102] ? call_timer_fn+0x570/0x570 [ 207.547108] ? unreserve_highatomic_pageblock+0x315/0x450 [ 207.547119] __alloc_pages_slowpath+0x2052/0x2650 [ 207.547137] ? warn_alloc+0x100/0x100 [ 207.547145] ? get_page_from_freelist+0x26e/0x23b0 [ 207.547158] ? __might_sleep+0x93/0xb0 [ 207.549290] 2570 [ 207.558626] __alloc_pages_nodemask+0x60d/0x770 [ 207.558634] ? __alloc_pages_slowpath+0x2650/0x2650 [ 207.558643] ? wait_for_completion+0x440/0x440 [ 207.558648] ? __list_del_entry_valid+0xb6/0xf3 [ 207.558656] alloc_pages_current+0xd6/0x1b0 [ 207.558664] ion_page_pool_alloc+0x102/0x180 [ 207.558669] ion_system_heap_allocate+0x14e/0x930 [ 207.558675] ? do_raw_spin_unlock+0x16a/0x250 [ 207.558682] ? ion_system_heap_free+0x270/0x270 [ 207.558695] ion_alloc+0x27f/0x770 [ 207.558705] ? ion_dma_buf_release+0x40/0x40 [ 207.558714] ? kasan_check_write+0x14/0x20 [ 207.558721] ion_ioctl+0xe2/0x1b6 [ 207.561939] 111*16kB [ 207.564812] ? ion_alloc.cold.15+0x32/0x32 [ 207.564823] do_vfs_ioctl+0x180/0xfb0 [ 207.564829] ? __fget+0x1ad/0x2f0 [ 207.564835] ? ioctl_preallocate+0x1a0/0x1a0 [ 207.564843] ? __fget+0x1ca/0x2f0 [ 207.564854] ? security_file_ioctl+0x6a/0xa0 [ 207.569152] (UME) [ 207.573972] ? SyS_clock_settime+0x1a0/0x1a0 [ 207.573977] ? security_file_ioctl+0x6a/0xa0 [ 207.578579] 2570 [ 207.583044] SyS_ioctl+0x74/0x80 [ 207.587121] 2570 [ 207.592612] ? do_vfs_ioctl+0xfb0/0xfb0 [ 207.598070] 45*32kB [ 207.601212] do_syscall_64+0x1c7/0x5b0 [ 207.606143] (UME) [ 207.609977] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 207.612008] 5*64kB [ 207.616666] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 207.616671] RIP: 0033:0x45c529 [ 207.616674] RSP: 002b:00007f45f6580c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 207.616681] RAX: ffffffffffffffda RBX: 00007f45f65816d4 RCX: 000000000045c529 [ 207.616684] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 207.616687] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 207.616689] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 207.616692] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 207.617237] syz-executor.1: [ 207.622413] 2570 [ 207.637848] page allocation failure: order:0 [ 207.641931] (ME) [ 207.651648] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 207.653833] 3*128kB [ 207.657337] (null) [ 207.657341] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 207.657358] CPU: 0 PID: 10324 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 207.657362] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 207.665950] Call Trace: [ 207.665968] dump_stack+0xf7/0x13b [ 207.665978] warn_alloc.cold.110+0xa2/0x1be [ 207.665985] ? zone_watermark_ok_safe+0x260/0x260 [ 207.665989] ? usleep_range+0x120/0x120 [ 207.665995] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 207.666005] ? call_timer_fn+0x570/0x570 [ 207.666011] ? unreserve_highatomic_pageblock+0x315/0x450 [ 207.666022] __alloc_pages_slowpath+0x2052/0x2650 [ 207.666040] ? warn_alloc+0x100/0x100 [ 207.666047] ? get_page_from_freelist+0x26e/0x23b0 [ 207.666060] ? __might_sleep+0x93/0xb0 [ 207.666068] __alloc_pages_nodemask+0x60d/0x770 [ 207.666073] ? trace_hardirqs_off+0x10/0x10 [ 207.666078] ? __mutex_unlock_slowpath+0x29b/0x7e0 [ 207.666086] ? __alloc_pages_slowpath+0x2650/0x2650 [ 207.666094] ? wait_for_completion+0x440/0x440 [ 207.666104] alloc_pages_current+0xd6/0x1b0 [ 207.666112] ion_page_pool_alloc+0x102/0x180 [ 207.670313] (UE) [ 207.671928] ion_system_heap_allocate+0x14e/0x930 [ 207.676788] Node 0 [ 207.679910] ? do_raw_spin_unlock+0x16a/0x250 [ 207.683337] DMA32 free:18100kB min:36384kB low:45480kB high:54576kB active_anon:28800kB inactive_anon:29412kB active_file:0kB inactive_file:20kB unevictable:0kB writepending:4kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6880kB pagetables:1780kB bounce:0kB free_pcp:160kB local_pcp:52kB free_cma:0kB [ 207.687715] ? ion_system_heap_free+0x270/0x270 [ 207.687727] ion_alloc+0x27f/0x770 [ 207.687737] ? ion_dma_buf_release+0x40/0x40 [ 207.687747] ? kasan_check_write+0x14/0x20 [ 207.691177] 2*256kB [ 207.695553] ion_ioctl+0xe2/0x1b6 [ 207.695559] ? ion_alloc.cold.15+0x32/0x32 [ 207.695571] do_vfs_ioctl+0x180/0xfb0 [ 207.695576] ? __fget+0x1ad/0x2f0 [ 207.695583] ? ioctl_preallocate+0x1a0/0x1a0 [ 207.695592] ? __fget+0x1ca/0x2f0 [ 207.695603] ? security_file_ioctl+0x6a/0xa0 [ 207.695610] ? SyS_clock_settime+0x1a0/0x1a0 [ 207.695614] ? security_file_ioctl+0x6a/0xa0 [ 207.695620] SyS_ioctl+0x74/0x80 [ 207.695626] ? do_vfs_ioctl+0xfb0/0xfb0 [ 207.698364] (UE) [ 207.702137] do_syscall_64+0x1c7/0x5b0 [ 207.706546] lowmem_reserve[]: [ 207.708553] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 207.711886] 0 [ 207.713934] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 207.718572] 1*512kB [ 207.720198] RIP: 0033:0x45c529 [ 207.724052] (U) [ 207.726360] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 207.726366] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 207.726369] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 207.726371] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 207.726374] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 207.726377] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 207.732152] warn_alloc_show_mem: 2 callbacks suppressed [ 207.732155] Mem-Info: [ 207.733555] 0*1024kB [ 207.738719] active_anon:7367 inactive_anon:7355 isolated_anon:0 [ 207.738719] active_file:11 inactive_file:11 isolated_file:0 [ 207.738719] unevictable:0 dirty:1 writeback:0 unstable:0 [ 207.738719] slab_reclaimable:11453 slab_unreclaimable:120486 [ 207.738719] mapped:498 shmem:8292 pagetables:477 bounce:0 [ 207.738719] free:13799 free_pcp:39 free_cma:0 [ 207.738727] Node 0 active_anon:28800kB inactive_anon:29412kB active_file:0kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1992kB dirty:4kB writeback:0kB shmem:33160kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 207.738734] Node 1 active_anon:668kB inactive_anon:8kB active_file:48kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 207.742498] 0 [ 207.764603] Node 0 [ 207.765327] 0*2048kB [ 207.772773] DMA free:10384kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 207.781323] 0*4096kB [ 207.792387] lowmem_reserve[]: [ 207.798465] 0 [ 207.801754] 0 [ 207.807246] = 18336kB [ 207.807250] 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 [ 207.807285] Node 1 Normal: 348*4kB (UM) 283*8kB (UM) 299*16kB (UM) 65*32kB (UM) 7*64kB (UM) 3*128kB (M) 4*256kB (UM) 2*512kB (M) 1*1024kB (M) 6*2048kB (UM) 0*4096kB = 26712kB [ 207.807342] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 207.807346] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 207.807351] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 207.814468] 2570 [ 207.817355] 0 [ 207.829813] 2570 [ 207.835070] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 207.837065] 2570 [ 207.840617] 8329 total pagecache pages [ 207.850170] 2570 [ 207.853669] 0 [ 207.858749] Node 0 DMA32 free:18100kB min:36384kB low:45480kB high:54576kB active_anon:28800kB inactive_anon:29412kB active_file:0kB inactive_file:20kB unevictable:0kB writepending:4kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6880kB pagetables:1780kB bounce:0kB free_pcp:160kB local_pcp:104kB free_cma:0kB [ 207.858760] lowmem_reserve[]: 0 0 0 0 0 [ 207.858774] 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 [ 207.864422] 0 pages in swap cache [ 207.873372] lowmem_reserve[]: [ 207.883296] 0 [ 207.885953] 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 [ 207.885965] lowmem_reserve[]: 0 0 0 0 0 [ 207.885983] Node 1 Normal free:26712kB min:53504kB low:66880kB high:80256kB active_anon:668kB inactive_anon:8kB active_file:48kB inactive_file:20kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:448kB pagetables:128kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 207.885995] lowmem_reserve[]: 0 0 0 0 0 [ 207.886011] Node 0 DMA: 0*4kB 2*8kB (UE) 0*16kB 16*32kB (UE) 8*64kB (UE) 3*128kB (UE) 1*256kB (E) 1*512kB (E) 2*1024kB (UE) 3*2048kB (UME) 0*4096kB = 10384kB [ 207.886070] Node 0 DMA32: 1079*4kB (UME) 1119*8kB (UME) 111*16kB [ 207.895737] 0 [ 207.900413] Swap cache stats: add 0, delete 0, find 0/0 [ 207.909280] 0 [ 207.910028] Free swap = 0kB [ 207.914076] 0 [ 207.919174] device bridge_slave_1 left promiscuous mode [ 207.921393] 0 [ 207.925976] (UME) [ 207.932664] 45*32kB [ 207.965820] Node 1 [ 207.969570] bridge0: port 2(bridge_slave_1) entered disabled state [ 207.973438] Normal free:26712kB min:53504kB low:66880kB high:80256kB active_anon:668kB inactive_anon:8kB active_file:48kB inactive_file:20kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:448kB pagetables:128kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 207.977780] Total swap = 0kB [ 207.977786] 1965979 pages RAM [ 207.977789] 0 pages HighMem/MovableOnly [ 207.984734] lowmem_reserve[]: [ 207.988307] 335857 pages reserved [ 207.991538] 0 [ 207.995448] 0 pages cma reserved [ 208.004501] 0 [ 208.007973] device bridge_slave_0 left promiscuous mode [ 208.011857] 0 [ 208.016422] bridge0: port 1(bridge_slave_0) entered disabled state [ 208.024771] 0 [ 208.026682] (UME) [ 208.029661] 0 [ 208.033179] 5*64kB [ 208.046046] (ME) [ 208.047052] Node 0 [ 208.052473] 3*128kB [ 208.064516] DMA: [ 208.069082] (UE) [ 208.080751] 0*4kB [ 208.084029] 2*256kB [ 208.091053] 2*8kB (UE) 0*16kB 16*32kB (UE) 8*64kB (UE) 3*128kB (UE) 1*256kB (E) 1*512kB (E) 2*1024kB (UE) 3*2048kB (UME) 0*4096kB = 10384kB [ 208.091102] Node 0 DMA32: 1079*4kB (UME) 1119*8kB (UME) 111*16kB (UME) 45*32kB (UME) 5*64kB (ME) 3*128kB (UE) 2*256kB (UE) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 18212kB [ 208.091154] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB [ 208.100682] (UE) [ 208.109058] 0*1024kB [ 208.110243] 1*512kB [ 208.146924] 0*2048kB [ 208.170133] (U) [ 208.214617] 0*4096kB [ 208.229786] 0*1024kB [ 208.257200] = 0kB [ 208.267664] 0*2048kB [ 208.294629] Node 1 [ 208.296378] 0*4096kB [ 208.297677] Normal: [ 208.299721] = 18212kB [ 208.334608] 348*4kB [ 208.349341] Node 0 [ 208.374605] (UM) [ 208.379043] Normal: [ 208.381473] 283*8kB [ 208.384586] 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 208.384615] Node 1 Normal: 348*4kB (UM) 283*8kB (UM) 299*16kB (UM) 65*32kB (UM) 7*64kB (UM) 3*128kB (M) 4*256kB (UM) 2*512kB (M) 1*1024kB (M) 6*2048kB (UM) 0*4096kB = 26712kB [ 208.384685] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 208.384690] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 208.384693] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 208.384696] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 208.384699] 8319 total pagecache pages [ 208.384709] 0 pages in swap cache [ 208.384712] Swap cache stats: add 0, delete 0, find 0/0 [ 208.384715] Free swap = 0kB [ 208.384718] Total swap = 0kB [ 208.384724] 1965979 pages RAM [ 208.384727] 0 pages HighMem/MovableOnly [ 208.384730] 335857 pages reserved [ 208.384733] 0 pages cma reserved [ 208.384739] Out of memory: Kill process 10497 (syz-executor.2) score 999 or sacrifice child [ 208.385052] Killed process 10497 (syz-executor.2) total-vm:40016kB, anon-rss:92kB, file-rss:0kB, shmem-rss:0kB [ 208.780677] (UM) 299*16kB (UM) 65*32kB (UM) 7*64kB (UM) 3*128kB (M) 4*256kB (UM) 2*512kB (M) 1*1024kB (M) 6*2048kB (UM) 0*4096kB = 26712kB [ 208.793428] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 208.803218] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 208.811858] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 208.821601] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 208.830224] 8319 total pagecache pages [ 208.834105] 0 pages in swap cache [ 208.838482] Swap cache stats: add 0, delete 0, find 0/0 [ 208.843835] Free swap = 0kB [ 208.846892] Total swap = 0kB [ 208.849896] 1965979 pages RAM [ 208.852981] 0 pages HighMem/MovableOnly [ 208.857872] 335857 pages reserved [ 208.861310] 0 pages cma reserved [ 208.886396] oom_reaper: reaped process 10497 (syz-executor.2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 208.905655] systemd-timesyn invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 208.945254] systemd-timesyn cpuset=/ mems_allowed=0-1 [ 208.950481] CPU: 0 PID: 4441 Comm: systemd-timesyn Not tainted 4.14.196-syzkaller #0 [ 208.958346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 208.967704] Call Trace: [ 208.970286] dump_stack+0xf7/0x13b [ 208.973814] dump_header+0x160/0x63f [ 208.977515] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 208.982607] ? ___ratelimit+0x243/0x519 [ 208.986572] ? do_raw_spin_unlock+0x16a/0x250 [ 208.991078] oom_kill_process.cold.24+0xb/0xa1a [ 208.995732] ? out_of_memory+0x7f9/0x1030 [ 208.999868] ? lock_downgrade+0x7f0/0x7f0 [ 209.004005] out_of_memory+0x2b0/0x1030 [ 209.007971] ? oom_killer_disable+0x1a0/0x1a0 [ 209.012449] ? __alloc_pages_slowpath+0xb69/0x2650 [ 209.017542] __alloc_pages_slowpath+0x1ef3/0x2650 [ 209.022384] ? warn_alloc+0x100/0x100 [ 209.026177] ? get_page_from_freelist+0x26e/0x23b0 [ 209.031105] ? __might_sleep+0x93/0xb0 [ 209.034986] __alloc_pages_nodemask+0x60d/0x770 [ 209.039685] ? __alloc_pages_slowpath+0x2650/0x2650 [ 209.044715] ? lock_downgrade+0x7f0/0x7f0 [ 209.048862] alloc_pages_current+0xd6/0x1b0 [ 209.053174] __page_cache_alloc+0x1da/0x330 [ 209.057492] filemap_fault+0xbc5/0x1ae0 [ 209.061462] ? __lock_page_or_retry+0x820/0x820 [ 209.066123] ? lock_acquire+0x173/0x400 [ 209.070088] ? ext4_filemap_fault+0x75/0xb0 [ 209.074411] ext4_filemap_fault+0x7d/0xb0 [ 209.075040] syz-executor.2: page allocation failure: order:0 [ 209.078574] __do_fault+0xf3/0x340 [ 209.078577] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 209.078586] syz-executor.2 cpuset= [ 209.084397] __handle_mm_fault+0x2191/0x37d0 [ 209.084406] ? copy_page_range+0x1d10/0x1d10 [ 209.088623] team0 (unregistering): Port device team_slave_1 removed [ 209.095529] ? find_held_lock+0x36/0x1d0 [ 209.095545] handle_mm_fault+0x234/0x6e0 [ 209.095551] ? find_vma+0x1a/0x150 [ 209.095563] __do_page_fault+0x44d/0xb00 [ 209.095572] ? vmalloc_fault+0xc90/0xc90 [ 209.095580] ? entry_SYSCALL_64_after_hwframe+0x56/0xbb [ 209.095586] ? page_fault+0x2f/0x50 [ 209.108293] / [ 209.114285] do_page_fault+0x64/0x3fb [ 209.134618] mems_allowed=0-1 [ 209.139303] ? page_fault+0x2f/0x50 [ 209.155072] page_fault+0x45/0x50 [ 209.158502] RIP: 0033:0x7fceba74c303 [ 209.162189] RSP: 002b:00007ffe62668eb0 EFLAGS: 00010293 [ 209.167530] RAX: 0000000000000001 RBX: 000055cd5c9c48f0 RCX: 00007fceba74c303 [ 209.174792] RDX: 0000000000000006 RSI: 00007ffe62668ec0 RDI: 0000000000000004 [ 209.182038] RBP: 00007ffe62669010 R08: 431bde82d7b634db R09: 00000000ffffffff [ 209.189292] R10: 00000000ffffffff R11: 0000000000000293 R12: 00007ffe62668ec0 [ 209.196657] R13: 0000000000000001 R14: ffffffffffffffff R15: 0000000000000000 [ 209.203920] CPU: 1 PID: 10499 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 209.208509] Mem-Info: [ 209.211800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 209.211803] Call Trace: [ 209.211817] dump_stack+0xf7/0x13b [ 209.211826] warn_alloc.cold.110+0xa2/0x1be [ 209.211834] ? zone_watermark_ok_safe+0x260/0x260 [ 209.211838] ? usleep_range+0x120/0x120 [ 209.211851] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 209.211861] ? call_timer_fn+0x570/0x570 [ 209.211869] ? unreserve_highatomic_pageblock+0x315/0x450 [ 209.211880] __alloc_pages_slowpath+0x2052/0x2650 [ 209.211898] ? warn_alloc+0x100/0x100 [ 209.211905] ? get_page_from_freelist+0x26e/0x23b0 [ 209.211920] ? __might_sleep+0x93/0xb0 [ 209.211928] __alloc_pages_nodemask+0x60d/0x770 [ 209.211937] ? __alloc_pages_slowpath+0x2650/0x2650 [ 209.211946] ? wait_for_completion+0x440/0x440 [ 209.215361] active_anon:7348 inactive_anon:7355 isolated_anon:0 [ 209.215361] active_file:15 inactive_file:373 isolated_file:0 [ 209.215361] unevictable:0 dirty:0 writeback:0 unstable:0 [ 209.215361] slab_reclaimable:11453 slab_unreclaimable:120463 [ 209.215361] mapped:642 shmem:8292 pagetables:459 bounce:0 [ 209.215361] free:39420 free_pcp:158 free_cma:0 [ 209.223690] alloc_pages_current+0xd6/0x1b0 [ 209.223700] ion_page_pool_alloc+0x102/0x180 [ 209.223704] ion_system_heap_allocate+0x14e/0x930 [ 209.223712] ? ion_system_heap_free+0x270/0x270 [ 209.223723] ion_alloc+0x216/0x770 [ 209.223731] ? ion_dma_buf_release+0x40/0x40 [ 209.223740] ? kasan_check_write+0x14/0x20 [ 209.223748] ion_ioctl+0xe2/0x1b6 [ 209.223754] ? ion_alloc.cold.15+0x32/0x32 [ 209.223764] do_vfs_ioctl+0x180/0xfb0 [ 209.223770] ? __fget+0x1ad/0x2f0 [ 209.223777] ? ioctl_preallocate+0x1a0/0x1a0 [ 209.223786] ? __fget+0x1ca/0x2f0 [ 209.223797] ? security_file_ioctl+0x6a/0xa0 [ 209.223804] ? SyS_clock_settime+0x1a0/0x1a0 [ 209.223808] ? security_file_ioctl+0x6a/0xa0 [ 209.223814] SyS_ioctl+0x74/0x80 [ 209.227246] Node 0 active_anon:28788kB inactive_anon:29412kB active_file:24kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1968kB dirty:0kB writeback:0kB shmem:33160kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 209.229912] ? do_vfs_ioctl+0xfb0/0xfb0 [ 209.229919] do_syscall_64+0x1c7/0x5b0 [ 209.229924] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 209.229935] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 209.229940] RIP: 0033:0x45c529 [ 209.229943] RSP: 002b:00007fb874e56c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 209.229949] RAX: ffffffffffffffda RBX: 00007fb874e576d4 RCX: 000000000045c529 [ 209.229952] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 209.229955] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 209.229958] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 209.229960] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 209.235384] team0 (unregistering): Port device team_slave_0 removed 2020/09/03 14:28:53 result: hanged=false err=executor 4: EOF [ 209.242175] Node 1 active_anon:604kB inactive_anon:8kB active_file:36kB inactive_file:2540kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1200kB dirty:0kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 209.258499] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 209.268435] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 209.385287] Node 0 [ 209.409314] warn_alloc_show_mem: 2 callbacks suppressed [ 209.409318] Mem-Info: [ 209.622853] bond0 (unregistering): Released all slaves [ 209.625492] DMA free:10496kB min:216kB low:268kB high:320kB active_anon:4kB inactive_anon:0kB active_file:4kB inactive_file:92kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 209.636541] active_anon:7423 inactive_anon:7355 isolated_anon:0 [ 209.636541] active_file:790 inactive_file:6323 isolated_file:0 [ 209.636541] unevictable:0 dirty:50 writeback:0 unstable:0 [ 209.636541] slab_reclaimable:11453 slab_unreclaimable:121176 [ 209.636541] mapped:6217 shmem:8292 pagetables:496 bounce:0 [ 209.636541] free:31521 free_pcp:484 free_cma:0 [ 209.731021] Node 0 active_anon:28588kB inactive_anon:29412kB active_file:24kB inactive_file:252kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2068kB dirty:0kB writeback:0kB shmem:33160kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 209.751177] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 209.824087] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 209.839230] Node 0 DMA32 free:36380kB min:36384kB low:45480kB high:54576kB active_anon:28184kB inactive_anon:29412kB active_file:20kB inactive_file:316kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6816kB pagetables:1708kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 209.888579] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 209.900855] Node 1 active_anon:904kB inactive_anon:8kB active_file:3232kB inactive_file:2692kB unevictable:0kB isolated(anon):0kB isolated(file):132kB mapped:5900kB dirty:0kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 209.943117] CPU: 1 PID: 10511 Comm: syz-executor.5 Not tainted 4.14.196-syzkaller #0 [ 209.951021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 209.960365] Call Trace: [ 209.963106] dump_stack+0xf7/0x13b [ 209.966622] warn_alloc.cold.110+0xa2/0x1be [ 209.970918] ? zone_watermark_ok_safe+0x260/0x260 [ 209.975734] ? rcu_read_lock_sched_held+0x108/0x120 [ 209.980731] ? compaction_deferred+0x1fe/0x2d0 [ 209.985292] ? __alloc_pages_direct_compact+0xc2/0x330 [ 209.990544] __alloc_pages_slowpath+0x2052/0x2650 [ 209.995377] ? trace_hardirqs_off+0x10/0x10 [ 209.999674] ? warn_alloc+0x100/0x100 [ 210.003449] ? get_page_from_freelist+0x9ee/0x23b0 [ 210.008368] ? __might_sleep+0x93/0xb0 [ 210.012239] __alloc_pages_nodemask+0x60d/0x770 [ 210.016890] ? trace_hardirqs_off+0x10/0x10 [ 210.021183] ? lock_downgrade+0x7f0/0x7f0 [ 210.025304] ? __alloc_pages_slowpath+0x2650/0x2650 [ 210.030297] ? wait_for_completion+0x440/0x440 [ 210.034852] alloc_pages_current+0xd6/0x1b0 [ 210.039146] ion_page_pool_alloc+0x102/0x180 [ 210.043528] ion_system_heap_allocate+0x14e/0x930 [ 210.048356] ? ion_system_heap_free+0x270/0x270 [ 210.053784] ion_alloc+0x216/0x770 [ 210.057302] ? ion_dma_buf_release+0x40/0x40 [ 210.061691] ? kasan_check_write+0x14/0x20 [ 210.065911] ion_ioctl+0xe2/0x1b6 [ 210.069338] ? ion_alloc.cold.15+0x32/0x32 [ 210.073559] do_vfs_ioctl+0x180/0xfb0 [ 210.077339] ? __fget+0x1ad/0x2f0 [ 210.080803] ? ioctl_preallocate+0x1a0/0x1a0 [ 210.085208] ? __fget+0x1ca/0x2f0 [ 210.088654] ? security_file_ioctl+0x6a/0xa0 [ 210.093040] ? SyS_clock_settime+0x1a0/0x1a0 [ 210.097431] ? security_file_ioctl+0x6a/0xa0 [ 210.101909] SyS_ioctl+0x74/0x80 [ 210.105257] ? do_vfs_ioctl+0xfb0/0xfb0 [ 210.109206] do_syscall_64+0x1c7/0x5b0 [ 210.113064] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 210.117887] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 210.123064] RIP: 0033:0x45c529 [ 210.126226] RSP: 002b:00007f7f2f42dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 210.133907] RAX: ffffffffffffffda RBX: 00007f7f2f42e6d4 RCX: 000000000045c529 [ 210.141159] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 210.148403] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 210.155906] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 210.163148] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 210.174826] lowmem_reserve[]: 0 0 0 0 0 [ 210.178902] 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 [ 210.204650] lowmem_reserve[]: 0 0 0 0 0 [ 210.209138] Node 1 Normal free:53348kB min:53504kB low:66880kB high:80256kB active_anon:836kB inactive_anon:12kB active_file:800kB inactive_file:556kB unevictable:0kB writepending:4kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:544kB pagetables:232kB bounce:0kB free_pcp:1388kB local_pcp:684kB free_cma:0kB [ 210.233428] Node 0 DMA free:10468kB min:216kB low:268kB high:320kB active_anon:28kB inactive_anon:0kB active_file:48kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 210.273882] lowmem_reserve[]: 0 0 0 0 0 [ 210.282467] Node 0 DMA: 9*4kB (UME) 2*8kB (UM) 3*16kB (UM) 14*32kB (UME) 13*64kB (UME) 3*128kB (UE) 2*256kB (ME) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10468kB [ 210.308869] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 210.314693] Node 0 DMA32: 642*4kB (UME) 938*8kB (UME) 217*16kB (UME) 43*32kB (UME) 154*64kB (UME) 40*128kB (UE) 19*256kB (UE) 3*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 36296kB [ 210.319513] Node 0 [ 210.345785] 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 [ 210.348636] DMA32 free:36296kB min:36384kB low:45480kB high:54576kB active_anon:28096kB inactive_anon:29408kB active_file:32kB inactive_file:276kB unevictable:0kB writepending:16kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6816kB pagetables:1708kB bounce:0kB free_pcp:152kB local_pcp:0kB free_cma:0kB [ 210.359136] Node 1 Normal: 172*4kB (UME) 89*8kB (M) 71*16kB (UME) 54*32kB (ME) 30*64kB (UM) 102*128kB (UM) 70*256kB (UM) 8*512kB (UM) 4*1024kB (M) 4*2048kB (M) 0*4096kB = 53544kB [ 210.404406] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 210.414416] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 210.423416] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 210.432616] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 210.439958] lowmem_reserve[]: [ 210.441844] 8767 total pagecache pages [ 210.443431] 0 [ 210.445266] 0 pages in swap cache [ 210.454361] Swap cache stats: add 0, delete 0, find 0/0 [ 210.454855] 0 [ 210.461319] Free swap = 0kB [ 210.469694] 0 0 0 [ 210.473128] Total swap = 0kB [ 210.474115] 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 [ 210.479783] 1965979 pages RAM [ 210.524730] 0 pages HighMem/MovableOnly [ 210.529147] 335857 pages reserved [ 210.532787] 0 pages cma reserved [ 210.537993] Out of memory: Kill process 10496 (syz-executor.3) score 999 or sacrifice child [ 210.538301] syz-executor.1: [ 210.547021] Killed process 10498 (syz-executor.3) total-vm:40016kB, anon-rss:120kB, file-rss:4kB, shmem-rss:0kB [ 210.555062] page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 210.579684] syz-executor.1: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 210.585150] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 210.594985] lowmem_reserve[]: 0 0 0 0 0 [ 210.601157] oom_reaper: reaped process 10498 (syz-executor.3), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 210.618010] Node 1 Normal free:53272kB min:53504kB low:66880kB high:80256kB active_anon:836kB inactive_anon:12kB active_file:284kB inactive_file:508kB unevictable:0kB writepending:4kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:544kB pagetables:232kB bounce:0kB free_pcp:72kB local_pcp:0kB free_cma:0kB [ 210.636415] CPU: 0 PID: 10507 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 210.652102] syz-executor.1 cpuset= [ 210.654182] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 210.654183] / mems_allowed=0-1 [ 210.657699] Call Trace: [ 210.657713] dump_stack+0xf7/0x13b [ 210.657721] warn_alloc.cold.110+0xa2/0x1be [ 210.657727] ? zone_watermark_ok_safe+0x260/0x260 [ 210.657742] ? __alloc_pages_direct_compact+0xc2/0x330 [ 210.657749] __alloc_pages_slowpath+0x2052/0x2650 [ 210.657761] ? trace_hardirqs_off+0x10/0x10 [ 210.657771] ? warn_alloc+0x100/0x100 [ 210.657777] ? get_page_from_freelist+0x9ee/0x23b0 [ 210.657790] ? __might_sleep+0x93/0xb0 [ 210.657798] __alloc_pages_nodemask+0x60d/0x770 [ 210.657806] ? __alloc_pages_slowpath+0x2650/0x2650 [ 210.657816] ? wait_for_completion+0x440/0x440 [ 210.657826] alloc_pages_current+0xd6/0x1b0 [ 210.657835] ion_page_pool_alloc+0x102/0x180 [ 210.657840] ion_system_heap_allocate+0x14e/0x930 [ 210.657848] ? ion_system_heap_free+0x270/0x270 [ 210.734537] lowmem_reserve[]: [ 210.735403] ion_alloc+0x216/0x770 [ 210.740236] 0 [ 210.744886] ? ion_dma_buf_release+0x40/0x40 [ 210.744896] ? kasan_check_write+0x14/0x20 [ 210.744904] ion_ioctl+0xe2/0x1b6 [ 210.744913] ? ion_alloc.cold.15+0x32/0x32 [ 210.744925] do_vfs_ioctl+0x180/0xfb0 [ 210.744931] ? __fget+0x1ad/0x2f0 [ 210.744938] ? ioctl_preallocate+0x1a0/0x1a0 [ 210.744948] ? __fget+0x1ca/0x2f0 [ 210.744959] ? security_file_ioctl+0x6a/0xa0 [ 210.744966] ? SyS_clock_settime+0x1a0/0x1a0 [ 210.766958] syz-executor.0 invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask= [ 210.769590] ? security_file_ioctl+0x6a/0xa0 [ 210.773364] (null) [ 210.776796] SyS_ioctl+0x74/0x80 [ 210.776803] ? do_vfs_ioctl+0xfb0/0xfb0 [ 210.776809] do_syscall_64+0x1c7/0x5b0 [ 210.776814] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 210.776825] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 210.804534] 0 [ 210.807828] RIP: 0033:0x45c529 [ 210.809955] 0 [ 210.813317] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 210.837360] , order=0, oom_score_adj=0 [ 210.837822] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 210.837826] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 210.863995] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 210.864528] syz-executor.0 cpuset= [ 210.871246] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 210.871249] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 210.877580] 0 [ 210.889930] / mems_allowed=0-1 [ 210.894567] CPU: 1 PID: 10512 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 210.902781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 210.912112] Call Trace: [ 210.914682] dump_stack+0xf7/0x13b [ 210.918202] warn_alloc.cold.110+0xa2/0x1be [ 210.922498] ? zone_watermark_ok_safe+0x260/0x260 [ 210.927325] ? __alloc_pages_direct_compact+0xc2/0x330 [ 210.932581] __alloc_pages_slowpath+0x2052/0x2650 [ 210.934510] Mem-Info: [ 210.937408] ? trace_hardirqs_off+0x10/0x10 [ 210.939798] active_anon:7240 inactive_anon:7355 isolated_anon:0 [ 210.939798] active_file:25 inactive_file:32 isolated_file:0 [ 210.939798] unevictable:0 dirty:5 writeback:0 unstable:0 [ 210.939798] slab_reclaimable:11440 slab_unreclaimable:120470 [ 210.939798] mapped:560 shmem:8292 pagetables:485 bounce:0 [ 210.939798] free:17093 free_pcp:0 free_cma:0 [ 210.944097] ? warn_alloc+0x100/0x100 [ 210.980480] ? get_page_from_freelist+0x9ee/0x23b0 [ 210.985395] ? __might_sleep+0x93/0xb0 [ 210.989260] __alloc_pages_nodemask+0x60d/0x770 [ 210.993906] ? trace_hardirqs_off+0x10/0x10 [ 210.998204] ? __alloc_pages_slowpath+0x2650/0x2650 [ 211.003199] ? wait_for_completion+0x440/0x440 [ 211.007760] alloc_pages_current+0xd6/0x1b0 [ 211.012058] ion_page_pool_alloc+0x102/0x180 [ 211.016456] ion_system_heap_allocate+0x14e/0x930 [ 211.021275] ? ion_system_heap_free+0x270/0x270 [ 211.024512] Node 0 active_anon:28124kB inactive_anon:29408kB active_file:76kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2252kB dirty:16kB writeback:0kB shmem:33156kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 211.025926] ion_alloc+0x216/0x770 [ 211.056995] ? ion_dma_buf_release+0x40/0x40 [ 211.061386] ? kasan_check_write+0x14/0x20 [ 211.065599] ion_ioctl+0xe2/0x1b6 [ 211.069031] ? ion_alloc.cold.15+0x32/0x32 [ 211.073246] do_vfs_ioctl+0x180/0xfb0 [ 211.077024] ? __fget+0x1ad/0x2f0 [ 211.080457] ? ioctl_preallocate+0x1a0/0x1a0 [ 211.084511] Node 1 active_anon:836kB inactive_anon:12kB active_file:24kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:4kB writeback:0kB shmem:12kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 211.084861] ? __fget+0x1ca/0x2f0 [ 211.114499] ? security_file_ioctl+0x6a/0xa0 [ 211.118886] ? SyS_clock_settime+0x1a0/0x1a0 [ 211.123267] ? security_file_ioctl+0x6a/0xa0 [ 211.127652] SyS_ioctl+0x74/0x80 [ 211.130995] ? do_vfs_ioctl+0xfb0/0xfb0 [ 211.134506] Node 0 [ 211.134947] do_syscall_64+0x1c7/0x5b0 [ 211.134952] DMA free:10388kB min:216kB low:268kB high:320kB active_anon:28kB inactive_anon:0kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 211.134955] lowmem_reserve[]: [ 211.137194] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 211.141051] 0 [ 211.166619] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 211.166625] RIP: 0033:0x45c529 [ 211.166627] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 211.166635] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 211.199649] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 211.204499] 2570 [ 211.206893] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 211.206896] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 211.208937] 2570 [ 211.216179] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 211.235879] 0 [ 211.236118] CPU: 0 PID: 9127 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 211.237689] Node 0 [ 211.245461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 211.245464] Call Trace: [ 211.245477] dump_stack+0xf7/0x13b [ 211.245486] dump_header+0x160/0x63f [ 211.245493] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 211.245499] ? ___ratelimit+0x243/0x519 [ 211.245504] ? do_raw_spin_unlock+0x16a/0x250 [ 211.245511] oom_kill_process.cold.24+0xb/0xa1a [ 211.245515] ? out_of_memory+0x7f9/0x1030 [ 211.245521] ? lock_downgrade+0x7f0/0x7f0 [ 211.245530] out_of_memory+0x2b0/0x1030 [ 211.245538] ? oom_killer_disable+0x1a0/0x1a0 [ 211.245546] ? __alloc_pages_slowpath+0xb69/0x2650 [ 211.245553] __alloc_pages_slowpath+0x1ef3/0x2650 [ 211.264550] DMA: [ 211.266929] ? warn_alloc+0x100/0x100 [ 211.271998] 8*4kB [ 211.275953] ? get_page_from_freelist+0x26e/0x23b0 [ 211.275966] ? __might_sleep+0x93/0xb0 [ 211.275974] __alloc_pages_nodemask+0x60d/0x770 [ 211.275981] ? __alloc_pages_slowpath+0x2650/0x2650 [ 211.275986] ? lock_downgrade+0x7f0/0x7f0 [ 211.275998] alloc_pages_current+0xd6/0x1b0 [ 211.276006] __page_cache_alloc+0x1da/0x330 [ 211.276014] filemap_fault+0xbc5/0x1ae0 [ 211.276027] ? __lock_page_or_retry+0x820/0x820 [ 211.276035] ? lock_acquire+0x173/0x400 [ 211.276041] ? ext4_filemap_fault+0x75/0xb0 [ 211.276053] ext4_filemap_fault+0x7d/0xb0 [ 211.295254] (UME) [ 211.297378] __do_fault+0xf3/0x340 [ 211.301840] 4*8kB (UM) [ 211.306749] __handle_mm_fault+0x2191/0x37d0 [ 211.306756] ? copy_page_range+0x1d10/0x1d10 [ 211.306762] ? find_held_lock+0x36/0x1d0 [ 211.306780] handle_mm_fault+0x234/0x6e0 [ 211.324514] 5*16kB [ 211.324543] ? find_vma+0x1a/0x150 [ 211.328403] (UM) [ 211.333053] __do_page_fault+0x44d/0xb00 [ 211.363235] 11*32kB [ 211.363321] ? _raw_spin_unlock_irq+0x60/0x80 [ 211.367658] (UME) [ 211.371747] ? vmalloc_fault+0xc90/0xc90 [ 211.373866] 13*64kB [ 211.377399] ? entry_SYSCALL_64_after_hwframe+0x56/0xbb [ 211.377405] ? page_fault+0x2f/0x50 [ 211.377411] do_page_fault+0x64/0x3fb [ 211.377417] ? page_fault+0x2f/0x50 [ 211.377422] page_fault+0x45/0x50 [ 211.377427] RIP: 0033:0x4162ea [ 211.377430] RSP: 002b:00007ffce8968f18 EFLAGS: 00010246 [ 211.377435] RAX: 0000000000000011 RBX: 000000000171f940 RCX: 00000000004162ea [ 211.377439] RDX: 0000000040000000 RSI: 00007ffce8968f50 RDI: ffffffffffffffff [ 211.377442] RBP: 0000000000000011 R08: 0000000000000001 R09: 0000000000000001 [ 211.377444] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 211.377448] R13: 00007ffce8968f50 R14: 000000000171f99b R15: 00007ffce8968f60 [ 211.383852] 2570 [ 211.405252] (UME) [ 211.412641] 2570 [ 211.415970] syz-executor.3: [ 211.422101] page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 211.424408] Node 0 [ 211.445202] (null) [ 211.451361] DMA32 free:18076kB min:36384kB low:45480kB high:54576kB active_anon:28092kB inactive_anon:29408kB active_file:12kB inactive_file:12kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6784kB pagetables:1672kB bounce:0kB free_pcp:212kB local_pcp:8kB free_cma:0kB [ 211.452853] syz-executor.3 cpuset= [ 211.460151] lowmem_reserve[]: 0 [ 211.468163] 3*128kB [ 211.478498] 0 [ 211.494517] (UE) [ 211.499447] 0 [ 211.514522] 2*256kB [ 211.544774] / mems_allowed=0-1 [ 211.565720] Mem-Info: [ 211.568124] active_anon:7221 inactive_anon:7355 isolated_anon:0 [ 211.568124] active_file:12 inactive_file:12 isolated_file:0 [ 211.568124] unevictable:0 dirty:0 writeback:0 unstable:0 [ 211.568124] slab_reclaimable:11415 slab_unreclaimable:120369 [ 211.568124] mapped:528 shmem:8292 pagetables:476 bounce:0 [ 211.568124] free:13791 free_pcp:83 free_cma:0 [ 211.585386] (ME) [ 211.605482] CPU: 0 PID: 10498 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 211.614522] 2*512kB [ 211.615397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 211.615398] (ME) 3*1024kB [ 211.617696] Call Trace: [ 211.632439] dump_stack+0xf7/0x13b [ 211.635968] warn_alloc.cold.110+0xa2/0x1be [ 211.640275] ? zone_watermark_ok_safe+0x260/0x260 [ 211.645119] ? usleep_range+0x120/0x120 [ 211.645419] (UME) 2*2048kB [ 211.649076] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 211.649086] ? call_timer_fn+0x570/0x570 [ 211.652010] (UE) [ 211.657090] ? unreserve_highatomic_pageblock+0x315/0x450 [ 211.657100] __alloc_pages_slowpath+0x2052/0x2650 [ 211.657116] ? warn_alloc+0x100/0x100 [ 211.657123] ? get_page_from_freelist+0x26e/0x23b0 [ 211.657136] ? __might_sleep+0x93/0xb0 [ 211.657143] __alloc_pages_nodemask+0x60d/0x770 [ 211.674519] 0*4096kB [ 211.677320] ? trace_hardirqs_on_caller+0x40c/0x580 [ 211.682232] = 10416kB [ 211.686095] ? __alloc_pages_slowpath+0x2650/0x2650 [ 211.686105] ? wait_for_completion+0x440/0x440 [ 211.686115] alloc_pages_current+0xd6/0x1b0 [ 211.686123] ion_page_pool_alloc+0x102/0x180 [ 211.686128] ion_system_heap_allocate+0x14e/0x930 [ 211.686137] ? ion_system_heap_free+0x270/0x270 [ 211.686149] ion_alloc+0x216/0x770 [ 211.686159] ? ion_dma_buf_release+0x40/0x40 [ 211.686169] ? kasan_check_write+0x14/0x20 [ 211.686176] ion_ioctl+0xe2/0x1b6 [ 211.686182] ? ion_alloc.cold.15+0x32/0x32 [ 211.686193] do_vfs_ioctl+0x180/0xfb0 [ 211.705363] Node 0 [ 211.705590] ? __fget+0x1ad/0x2f0 [ 211.710158] DMA32: [ 211.714456] ? ioctl_preallocate+0x1a0/0x1a0 [ 211.735009] 423*4kB [ 211.736232] ? __fget+0x1ca/0x2f0 [ 211.740517] (ME) [ 211.743947] ? security_file_ioctl+0x6a/0xa0 [ 211.765379] 352*8kB [ 211.766478] ? SyS_clock_settime+0x1a0/0x1a0 [ 211.769904] (ME) [ 211.771947] ? security_file_ioctl+0x6a/0xa0 [ 211.785366] 102*16kB (UME) [ 211.789433] SyS_ioctl+0x74/0x80 [ 211.789436] 41*32kB [ 211.792342] ? do_vfs_ioctl+0xfb0/0xfb0 [ 211.802020] do_syscall_64+0x1c7/0x5b0 [ 211.805361] (UME) [ 211.805888] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 211.805890] 8*64kB (ME) [ 211.808022] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 211.812831] 27*128kB [ 211.815477] RIP: 0033:0x45c529 [ 211.815480] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 211.815487] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 211.815490] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 211.815493] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 211.815496] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 211.815499] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 211.821093] 0 [ 211.845372] (UM) [ 211.852274] Node 0 active_anon:28120kB inactive_anon:29408kB active_file:12kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2112kB dirty:0kB writeback:0kB shmem:33156kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 211.865869] 18*256kB [ 211.874183] 0 [ 211.874313] (U) [ 211.905570] Node 1 active_anon:764kB inactive_anon:12kB active_file:36kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:12kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 211.937943] 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 [ 211.954531] 4*512kB (UE) 0*1024kB 0*2048kB 0*4096kB = 18076kB [ 211.970466] Node 0 DMA free:10384kB min:216kB low:268kB high:320kB active_anon:28kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 211.970880] warn_alloc_show_mem: 1 callbacks suppressed [ 211.970882] Mem-Info: [ 211.999851] lowmem_reserve[]: 0 0 0 0 0 [ 212.008684] Node 1 Normal free:26704kB min:53504kB low:66880kB high:80256kB active_anon:764kB inactive_anon:12kB active_file:36kB inactive_file:36kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:512kB pagetables:232kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 212.015993] Node 0 [ 212.040823] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 212.043190] active_anon:7221 inactive_anon:7355 isolated_anon:0 [ 212.043190] active_file:1 inactive_file:23 isolated_file:0 [ 212.043190] unevictable:0 dirty:0 writeback:0 unstable:0 [ 212.043190] slab_reclaimable:11415 slab_unreclaimable:120364 [ 212.043190] mapped:528 shmem:8292 pagetables:476 bounce:0 [ 212.043190] free:13794 free_pcp:83 free_cma:0 [ 212.048106] Node 0 [ 212.082787] Normal: [ 212.084141] lowmem_reserve[]: [ 212.085241] 0*4kB [ 212.087414] 0 0 0 0 0 [ 212.098825] Node 0 DMA: 7*4kB (UME) 2*8kB (M) 5*16kB (UM) 11*32kB (UME) 13*64kB (UME) 3*128kB (UE) 2*256kB (ME) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10396kB [ 212.104534] 0*8kB 0*16kB [ 212.117968] DMA32 free:18076kB min:36384kB low:45480kB high:54576kB active_anon:28092kB inactive_anon:29408kB active_file:12kB inactive_file:12kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6784kB pagetables:1672kB bounce:0kB free_pcp:212kB local_pcp:8kB free_cma:0kB [ 212.125009] 0*32kB [ 212.152639] Node 0 DMA32: 423*4kB (ME) 352*8kB (ME) 102*16kB (UME) 41*32kB (UME) 8*64kB (ME) 27*128kB (UM) 18*256kB (U) 4*512kB (UE) 0*1024kB 0*2048kB 0*4096kB = 18076kB [ 212.166043] Node 0 active_anon:28120kB inactive_anon:29408kB active_file:12kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2112kB dirty:0kB writeback:0kB shmem:33156kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 212.173273] Node 0 [ 212.201162] lowmem_reserve[]: [ 212.203254] 0*64kB [ 212.203410] 0 0 0 0 0 [ 212.209109] 0*128kB 0*256kB 0*512kB 0*1024kB [ 212.211245] Node 0 [ 212.211328] 0*2048kB [ 212.218926] 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 [ 212.225956] 0*4096kB [ 212.249934] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 212.262470] Node 1 Normal: 28*4kB (UME) 22*8kB (UM) 17*16kB (ME) 19*32kB (ME) 19*64kB (M) 14*128kB (M) 10*256kB (M) 9*512kB (UM) 7*1024kB (UM) 4*2048kB (M) 0*4096kB = 26704kB [ 212.266097] Node 1 active_anon:764kB inactive_anon:12kB active_file:0kB inactive_file:80kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:12kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 212.294499] lowmem_reserve[]: [ 212.314628] = 0kB [ 212.317496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 212.317735] Node 1 [ 212.319777] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 212.343045] 0 0 0 0 0 [ 212.345726] Normal: 28*4kB (UME) 22*8kB (UM) 17*16kB (ME) 19*32kB (ME) 19*64kB (M) 14*128kB (M) 10*256kB (M) 9*512kB (UM) 7*1024kB (UM) 4*2048kB (M) 0*4096kB = 26704kB [ 212.354493] Node 1 Normal free:26704kB min:53504kB low:66880kB high:80256kB active_anon:764kB inactive_anon:12kB active_file:0kB inactive_file:80kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:512kB pagetables:232kB bounce:0kB free_pcp:144kB local_pcp:0kB free_cma:0kB [ 212.374486] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 212.408711] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 212.415697] Node 0 DMA free:10396kB min:216kB low:268kB high:320kB active_anon:28kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 212.424494] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 212.454941] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 212.463518] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 212.478521] lowmem_reserve[]: 0 0 0 0 0 [ 212.482525] Node 0 DMA: 7*4kB (UME) 2*8kB (M) 5*16kB (UM) 11*32kB (UME) 13*64kB (UME) 3*128kB (UE) 2*256kB (ME) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10396kB [ 212.485561] lowmem_reserve[]: [ 212.505644] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 212.514490] 8316 total pagecache pages [ 212.521174] 0 pages in swap cache [ 212.526219] 0 2570 2570 2570 2570 [ 212.528514] Node 0 [ 212.529765] Node 0 [ 212.529770] DMA32: [ 212.531982] DMA32 free:18076kB min:36384kB low:45480kB high:54576kB active_anon:28092kB inactive_anon:29408kB active_file:12kB inactive_file:12kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6784kB pagetables:1672kB bounce:0kB free_pcp:208kB local_pcp:204kB free_cma:0kB [ 212.534190] 423*4kB [ 212.542575] 8316 total pagecache pages [ 212.573376] lowmem_reserve[]: 0 0 0 0 0 [ 212.577445] 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 [ 212.577466] Swap cache stats: add 0, delete 0, find 0/0 [ 212.604012] 0 pages in swap cache [ 212.611661] Swap cache stats: add 0, delete 0, find 0/0 [ 212.619244] lowmem_reserve[]: 0 0 0 0 0 [ 212.623238] Node 1 Normal free:26704kB min:53504kB low:66880kB high:80256kB active_anon:764kB inactive_anon:12kB active_file:0kB inactive_file:80kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:512kB pagetables:232kB bounce:0kB free_pcp:144kB local_pcp:144kB free_cma:0kB [ 212.644491] Free swap = 0kB [ 212.652843] Free swap = 0kB [ 212.661338] Total swap = 0kB [ 212.664357] 1965979 pages RAM [ 212.664489] Total swap = 0kB [ 212.668747] 0 pages HighMem/MovableOnly [ 212.670465] 1965979 pages RAM [ 212.674412] 335857 pages reserved [ 212.686003] 0 pages cma reserved [ 212.694548] (ME) 352*8kB (ME) 102*16kB (UME) 41*32kB (UME) 8*64kB (ME) 27*128kB (UM) 18*256kB (U) 4*512kB (UE) 0*1024kB 0*2048kB 0*4096kB = 18076kB [ 212.695148] 0 pages HighMem/MovableOnly [ 212.714496] lowmem_reserve[]: 0 0 0 0 0 [ 212.715920] 335857 pages reserved [ 212.718506] Node 0 [ 212.721934] 0 pages cma reserved [ 212.721945] DMA: [ 212.734503] 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 [ 212.748467] 7*4kB (UME) 2*8kB (M) 5*16kB (UM) 11*32kB (UME) 13*64kB (UME) 3*128kB (UE) 2*256kB (ME) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10396kB [ 212.776161] Node 1 Normal: 1*4kB (E) 1*8kB (U) 1*16kB (E) 1*32kB (E) 17*64kB (UM) 14*128kB (M) 10*256kB (M) 9*512kB (UM) 48*1024kB (UM) 4*2048kB (M) 0*4096kB = 67452kB [ 212.804604] Node 0 DMA32: 423*4kB (ME) 513*8kB (UME) 125*16kB (UME) 41*32kB (UME) 9*64kB (UME) 27*128kB (UM) 18*256kB (U) 4*512kB (UE) 0*1024kB 0*2048kB 0*4096kB = 19796kB [ 212.820836] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 212.839245] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 212.854614] 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 [ 212.869968] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 212.886639] Node 1 Normal: 69*4kB (UME) 46*8kB (UM) 23*16kB (UME) 27*32kB (UME) 4*64kB (M) 1*128kB (U) 8*256kB (M) 8*512kB (M) 11*1024kB (UM) 4*2048kB (M) 0*4096kB = 27860kB [ 212.904629] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 212.913317] 8470 total pagecache pages [ 212.918319] 0 pages in swap cache [ 212.919710] syz-executor.3: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 212.922410] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 212.954947] Swap cache stats: add 0, delete 0, find 0/0 [ 212.957337] syz-executor.3 cpuset= [ 212.960342] Free swap = 0kB [ 212.960347] / [ 212.963857] Total swap = 0kB [ 212.967112] mems_allowed=0-1 [ 212.984506] 1965979 pages RAM [ 212.987618] 0 pages HighMem/MovableOnly [ 212.991574] 335857 pages reserved [ 212.995525] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 213.004139] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 213.024938] 0 pages cma reserved [ 213.025161] CPU: 0 PID: 10498 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 213.028315] Out of memory: Kill process 10506 (syz-executor.1) score 999 or sacrifice child [ 213.036170] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 213.036173] Call Trace: [ 213.036188] dump_stack+0xf7/0x13b [ 213.036198] warn_alloc.cold.110+0xa2/0x1be [ 213.036205] ? zone_watermark_ok_safe+0x260/0x260 [ 213.036219] ? __alloc_pages_direct_compact+0xc2/0x330 [ 213.036227] __alloc_pages_slowpath+0x2052/0x2650 [ 213.036240] ? trace_hardirqs_off+0x10/0x10 [ 213.036246] ? mark_held_locks+0xc7/0x130 [ 213.054531] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 213.056939] ? warn_alloc+0x100/0x100 [ 213.060447] 8318 total pagecache pages [ 213.064747] ? get_page_from_freelist+0x9ee/0x23b0 [ 213.064760] ? __might_sleep+0x93/0xb0 [ 213.064767] __alloc_pages_nodemask+0x60d/0x770 [ 213.064776] ? __alloc_pages_slowpath+0x2650/0x2650 [ 213.064786] ? wait_for_completion+0x440/0x440 [ 213.064791] ? __list_del_entry_valid+0xb6/0xf3 [ 213.064800] alloc_pages_current+0xd6/0x1b0 [ 213.064808] ion_page_pool_alloc+0x102/0x180 [ 213.064814] ion_system_heap_allocate+0x14e/0x930 [ 213.064820] ? do_raw_spin_unlock+0x16a/0x250 [ 213.064827] ? ion_system_heap_free+0x270/0x270 [ 213.064839] ion_alloc+0x27f/0x770 [ 213.064848] ? ion_dma_buf_release+0x40/0x40 [ 213.074516] Killed process 10507 (syz-executor.1) total-vm:40148kB, anon-rss:128kB, file-rss:0kB, shmem-rss:0kB [ 213.074922] ? kasan_check_write+0x14/0x20 [ 213.085087] 0 pages in swap cache [ 213.088186] ion_ioctl+0xe2/0x1b6 [ 213.114502] Swap cache stats: add 0, delete 0, find 0/0 [ 213.117992] ? ion_alloc.cold.15+0x32/0x32 [ 213.122978] Free swap = 0kB [ 213.127539] do_vfs_ioctl+0x180/0xfb0 [ 213.127545] ? __fget+0x1ad/0x2f0 [ 213.127551] ? ioctl_preallocate+0x1a0/0x1a0 [ 213.127558] ? __fget+0x1ca/0x2f0 [ 213.127568] ? security_file_ioctl+0x6a/0xa0 [ 213.127575] ? SyS_clock_settime+0x1a0/0x1a0 [ 213.127579] ? security_file_ioctl+0x6a/0xa0 [ 213.127584] SyS_ioctl+0x74/0x80 [ 213.127590] ? do_vfs_ioctl+0xfb0/0xfb0 [ 213.127598] do_syscall_64+0x1c7/0x5b0 [ 213.127603] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 213.127614] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 213.127619] RIP: 0033:0x45c529 [ 213.127622] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 213.127628] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 213.127632] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 213.132443] oom_reaper: reaped process 10507 (syz-executor.1), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 213.136585] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 213.136588] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 213.136591] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 213.141400] warn_alloc_show_mem: 1 callbacks suppressed [ 213.141403] Mem-Info: [ 213.154481] Total swap = 0kB [ 213.188290] active_anon:7221 inactive_anon:7355 isolated_anon:0 [ 213.188290] active_file:20 inactive_file:2 isolated_file:0 [ 213.188290] unevictable:0 dirty:0 writeback:0 unstable:0 [ 213.188290] slab_reclaimable:11414 slab_unreclaimable:120137 [ 213.188290] mapped:531 shmem:8292 pagetables:476 bounce:0 [ 213.188290] free:17515 free_pcp:358 free_cma:0 [ 213.190385] 1965979 pages RAM [ 213.193875] Node 0 active_anon:28120kB inactive_anon:29408kB active_file:4kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2124kB dirty:0kB writeback:0kB shmem:33156kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 213.196936] 0 pages HighMem/MovableOnly [ 213.196939] 335857 pages reserved [ 213.196941] 0 pages cma reserved [ 213.197306] syz-executor.1 invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask= [ 213.228092] Node 1 active_anon:764kB inactive_anon:12kB active_file:76kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:12kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 213.278263] (null) [ 213.360174] Node 0 [ 213.434532] , order=0, oom_score_adj=0 [ 213.438439] DMA free:10404kB min:216kB low:268kB high:320kB active_anon:28kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 213.454481] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 213.484493] lowmem_reserve[]: [ 213.484505] CPU: 1 PID: 7898 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 213.489596] 0 [ 213.492682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 213.500467] 2570 [ 213.502223] Call Trace: [ 213.511569] 2570 [ 213.513602] dump_stack+0xf7/0x13b [ 213.516166] 2570 [ 213.518198] dump_header+0x160/0x63f [ 213.521703] 2570 [ 213.523738] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 213.529474] ? ___ratelimit+0x243/0x519 [ 213.534560] Node 0 [ 213.538492] ? do_raw_spin_unlock+0x16a/0x250 [ 213.538501] DMA32 free:28664kB min:36384kB low:45480kB high:54576kB active_anon:28092kB inactive_anon:29408kB active_file:4kB inactive_file:20kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6784kB pagetables:1672kB bounce:0kB free_pcp:660kB local_pcp:636kB free_cma:0kB [ 213.540707] oom_kill_process.cold.24+0xb/0xa1a [ 213.545184] lowmem_reserve[]: [ 213.573345] ? out_of_memory+0x7f9/0x1030 [ 213.573351] ? lock_downgrade+0x7f0/0x7f0 [ 213.573361] out_of_memory+0x2b0/0x1030 [ 213.573370] ? oom_killer_disable+0x1a0/0x1a0 [ 213.578031] 0 [ 213.581100] ? __alloc_pages_slowpath+0xb69/0x2650 [ 213.585232] 0 [ 213.589342] __alloc_pages_slowpath+0x1ef3/0x2650 [ 213.593281] 0 [ 213.597763] ? warn_alloc+0x100/0x100 [ 213.597771] ? get_page_from_freelist+0x26e/0x23b0 [ 213.599542] 0 [ 213.604450] ? __might_sleep+0x93/0xb0 [ 213.604458] __alloc_pages_nodemask+0x60d/0x770 [ 213.606231] 0 [ 213.611046] ? __alloc_pages_slowpath+0x2650/0x2650 [ 213.616588] ? lock_downgrade+0x7f0/0x7f0 [ 213.616601] alloc_pages_current+0xd6/0x1b0 [ 213.616609] __page_cache_alloc+0x1da/0x330 [ 213.621509] Node 0 [ 213.623295] filemap_fault+0xbc5/0x1ae0 [ 213.627171] 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 [ 213.632496] ? __lock_page_or_retry+0x820/0x820 [ 213.634262] lowmem_reserve[]: [ 213.639250] ? lock_acquire+0x173/0x400 [ 213.639256] ? ext4_filemap_fault+0x75/0xb0 [ 213.639268] ext4_filemap_fault+0x7d/0xb0 [ 213.643390] 0 [ 213.647682] __do_fault+0xf3/0x340 [ 213.647688] __handle_mm_fault+0x2191/0x37d0 [ 213.647693] ? trace_hardirqs_on_caller+0x40c/0x580 [ 213.647700] ? copy_page_range+0x1d10/0x1d10 [ 213.651990] 0 [ 213.654199] ? find_held_lock+0x36/0x1d0 [ 213.658158] 0 [ 213.682764] handle_mm_fault+0x234/0x6e0 [ 213.682768] ? find_vma+0x1a/0x150 [ 213.687422] 0 [ 213.690493] __do_page_fault+0x44d/0xb00 [ 213.694449] 0 [ 213.699079] ? vmalloc_fault+0xc90/0xc90 [ 213.704970] ? entry_SYSCALL_64_after_hwframe+0x56/0xbb [ 213.704976] ? page_fault+0x2f/0x50 [ 213.704983] do_page_fault+0x64/0x3fb [ 213.708494] Node 1 [ 213.712872] ? page_fault+0x2f/0x50 [ 213.717890] Normal free:30992kB min:53504kB low:66880kB high:80256kB active_anon:764kB inactive_anon:12kB active_file:76kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:448kB pagetables:232kB bounce:0kB free_pcp:772kB local_pcp:716kB free_cma:0kB [ 213.722252] page_fault+0x45/0x50 [ 213.724022] lowmem_reserve[]: 0 [ 213.728058] RIP: 0033:0x45a9d0 [ 213.728061] RSP: 002b:00007ffd8980b7b8 EFLAGS: 00010246 [ 213.728067] RAX: 0000000000000000 RBX: 000000000000003a RCX: 000000000045a9d0 [ 213.728070] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffd8980b7c0 [ 213.728073] RBP: 0000000000000022 R08: 0000000000000001 R09: 0000000000dc8940 [ 213.728077] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 213.729864] 0 [ 213.733892] R13: 00007ffd8980b810 R14: 00000000000332f7 R15: 00007ffd8980b820 [ 213.875398] 0 0 0 [ 213.877579] Node 0 DMA: 5*4kB (UME) 3*8kB (UM) 4*16kB (UM) 12*32kB (UME) 13*64kB (UME) 3*128kB (UE) 2*256kB (ME) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10412kB [ 213.915230] Node 0 DMA32: 1646*4kB (UME) 673*8kB (UME) 128*16kB (UME) 181*32kB (UME) 8*64kB (ME) 14*128kB (UM) 18*256kB (U) 4*512kB (UE) 0*1024kB 0*2048kB 0*4096kB = 28768kB [ 213.917974] Mem-Info: [ 213.956356] 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 [ 213.966931] active_anon:7221 inactive_anon:7355 isolated_anon:0 [ 213.966931] active_file:19 inactive_file:26 isolated_file:0 [ 213.966931] unevictable:0 dirty:0 writeback:0 unstable:0 [ 213.966931] slab_reclaimable:11414 slab_unreclaimable:119721 [ 213.966931] mapped:531 shmem:8292 pagetables:476 bounce:0 [ 213.966931] free:18926 free_pcp:0 free_cma:0 [ 213.967823] Node 1 [ 214.007923] Node 0 active_anon:28120kB inactive_anon:29408kB active_file:4kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2124kB dirty:0kB writeback:0kB shmem:33156kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 214.055617] Normal: 211*4kB (UME) 49*8kB (UM) 34*16kB (UME) 82*32kB (UME) 46*64kB (UM) 14*128kB (M) 11*256kB (UM) 8*512kB (M) 8*1024kB (UM) 4*2048kB (M) 0*4096kB = 32436kB [ 214.070875] Node 1 active_anon:708kB inactive_anon:12kB active_file:24kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:12kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 214.074947] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 214.134723] Node 0 DMA free:10488kB min:216kB low:268kB high:320kB active_anon:20kB inactive_anon:0kB active_file:12kB inactive_file:52kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 214.166535] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 214.171636] Node 0 DMA32 free:32944kB min:36384kB low:45480kB high:54576kB active_anon:28068kB inactive_anon:29408kB active_file:12kB inactive_file:12kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6784kB pagetables:1672kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 214.231676] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 214.236449] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 214.242176] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 214.265136] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 214.269977] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 214.278921] 8329 total pagecache pages [ 214.279400] CPU: 1 PID: 10499 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 214.282816] 0 pages in swap cache [ 214.290674] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 214.290677] Call Trace: [ 214.290691] dump_stack+0xf7/0x13b [ 214.290699] warn_alloc.cold.110+0xa2/0x1be [ 214.290707] ? zone_watermark_ok_safe+0x260/0x260 [ 214.294130] Swap cache stats: add 0, delete 0, find 0/0 [ 214.303484] ? __alloc_pages_direct_compact+0xc2/0x330 [ 214.303492] __alloc_pages_slowpath+0x2052/0x2650 [ 214.306078] Free swap = 0kB [ 214.309592] ? trace_hardirqs_off+0x10/0x10 [ 214.313876] Total swap = 0kB [ 214.318696] ? warn_alloc+0x100/0x100 [ 214.318704] ? get_page_from_freelist+0x9ee/0x23b0 [ 214.318716] ? __might_sleep+0x93/0xb0 [ 214.324053] 1965979 pages RAM [ 214.329318] __alloc_pages_nodemask+0x60d/0x770 [ 214.329325] ? trace_hardirqs_off+0x10/0x10 [ 214.329331] ? __mutex_unlock_slowpath+0x29b/0x7e0 [ 214.329338] ? __alloc_pages_slowpath+0x2650/0x2650 [ 214.329345] ? wait_for_completion+0x440/0x440 [ 214.329355] alloc_pages_current+0xd6/0x1b0 [ 214.334182] 0 pages HighMem/MovableOnly [ 214.337184] ion_page_pool_alloc+0x102/0x180 [ 214.337190] ion_system_heap_allocate+0x14e/0x930 [ 214.337195] ? do_raw_spin_unlock+0x16a/0x250 [ 214.337202] ? ion_system_heap_free+0x270/0x270 [ 214.337215] ion_alloc+0x27f/0x770 [ 214.341695] 335857 pages reserved [ 214.346687] ? ion_dma_buf_release+0x40/0x40 [ 214.346697] ? kasan_check_write+0x14/0x20 [ 214.346703] ion_ioctl+0xe2/0x1b6 [ 214.346709] ? ion_alloc.cold.15+0x32/0x32 [ 214.350481] 0 pages cma reserved [ 214.355401] do_vfs_ioctl+0x180/0xfb0 [ 214.355408] ? __fget+0x1ad/0x2f0 [ 214.355414] ? ioctl_preallocate+0x1a0/0x1a0 [ 214.355422] ? __fget+0x1ca/0x2f0 [ 214.371688] lowmem_reserve[]: [ 214.376330] ? security_file_ioctl+0x6a/0xa0 [ 214.376338] ? SyS_clock_settime+0x1a0/0x1a0 [ 214.376342] ? security_file_ioctl+0x6a/0xa0 [ 214.376349] SyS_ioctl+0x74/0x80 [ 214.376355] ? do_vfs_ioctl+0xfb0/0xfb0 [ 214.376362] do_syscall_64+0x1c7/0x5b0 [ 214.376367] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 214.381362] 0 [ 214.385922] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 214.385927] RIP: 0033:0x45c529 [ 214.385930] RSP: 002b:00007fb874e56c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 214.385936] RAX: ffffffffffffffda RBX: 00007fb874e576d4 RCX: 000000000045c529 [ 214.385939] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 214.385942] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 214.385945] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 214.390248] 0 [ 214.394210] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 214.403430] syz-executor.1: [ 214.414444] syz-executor.1: [ 214.424259] page allocation failure: order:0 [ 214.430224] syz-executor.3: [ 214.431893] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 214.457487] page allocation failure: order:0 [ 214.466898] (null) [ 214.481395] 0 [ 214.488199] syz-executor.1 cpuset= [ 214.496359] page allocation failure: order:0 [ 214.500466] / [ 214.513688] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 214.541372] mems_allowed=0-1 [ 214.547855] 0 [ 214.569051] CPU: 1 PID: 10512 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 214.575652] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 214.576335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 214.580736] (null) [ 214.582426] Call Trace: [ 214.589757] 0 [ 214.592812] dump_stack+0xf7/0x13b [ 214.594609] (null) [ 214.602612] warn_alloc.cold.110+0xa2/0x1be [ 214.609701] syz-executor.1 cpuset= [ 214.619027] ? zone_watermark_ok_safe+0x260/0x260 [ 214.619032] ? usleep_range+0x120/0x120 [ 214.619040] ? rcu_read_lock_sched_held+0x108/0x120 [ 214.619048] ? call_timer_fn+0x570/0x570 [ 214.623734] __alloc_pages_slowpath+0x2052/0x2650 [ 214.625519] Node 0 [ 214.629026] ? warn_alloc+0x100/0x100 [ 214.631152] 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 [ 214.635443] ? get_page_from_freelist+0x26e/0x23b0 [ 214.635456] ? __might_sleep+0x93/0xb0 [ 214.635464] __alloc_pages_nodemask+0x60d/0x770 [ 214.638981] / [ 214.643791] ? __alloc_pages_slowpath+0x2650/0x2650 [ 214.647758] syz-executor.3 cpuset= [ 214.652730] ? wait_for_completion+0x440/0x440 [ 214.656781] lowmem_reserve[]: [ 214.661579] ? __list_del_entry_valid+0xb6/0xf3 [ 214.661588] alloc_pages_current+0xd6/0x1b0 [ 214.663795] 0 [ 214.667580] ion_page_pool_alloc+0x102/0x180 [ 214.667586] ion_system_heap_allocate+0x14e/0x930 [ 214.667594] ? ion_system_heap_free+0x270/0x270 [ 214.667605] ion_alloc+0x216/0x770 [ 214.692264] mems_allowed=0-1 [ 214.697155] ? ion_dma_buf_release+0x40/0x40 [ 214.697166] ? kasan_check_write+0x14/0x20 [ 214.697174] ion_ioctl+0xe2/0x1b6 [ 214.701045] / [ 214.705680] ? ion_alloc.cold.15+0x32/0x32 [ 214.714416] mems_allowed=0-1 [ 214.715872] do_vfs_ioctl+0x180/0xfb0 [ 214.764415] 0 [ 214.767268] ? __fget+0x1ad/0x2f0 [ 214.768954] 0 [ 214.773165] ? ioctl_preallocate+0x1a0/0x1a0 [ 214.791405] ? __fget+0x1ca/0x2f0 [ 214.794837] ? security_file_ioctl+0x6a/0xa0 [ 214.799219] ? SyS_clock_settime+0x1a0/0x1a0 [ 214.803602] ? security_file_ioctl+0x6a/0xa0 [ 214.804405] 0 0 [ 214.807989] SyS_ioctl+0x74/0x80 [ 214.807996] ? do_vfs_ioctl+0xfb0/0xfb0 [ 214.813287] do_syscall_64+0x1c7/0x5b0 [ 214.821097] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 214.825919] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 214.831084] RIP: 0033:0x45c529 [ 214.834248] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 214.841940] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 214.844405] Node 1 [ 214.849185] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 214.849189] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 214.851407] Normal free:26784kB min:53504kB low:66880kB high:80256kB active_anon:708kB inactive_anon:12kB active_file:24kB inactive_file:28kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:448kB pagetables:232kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 214.858645] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 214.858649] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 214.881830] Mem-Info: [ 214.899129] CPU: 0 PID: 10507 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 214.918799] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 214.919101] active_anon:7199 inactive_anon:7355 isolated_anon:0 [ 214.919101] active_file:22 inactive_file:5 isolated_file:0 [ 214.919101] unevictable:0 dirty:0 writeback:0 unstable:0 [ 214.919101] slab_reclaimable:11412 slab_unreclaimable:119680 [ 214.919101] mapped:531 shmem:8292 pagetables:476 bounce:0 [ 214.919101] free:13842 free_pcp:0 free_cma:0 [ 214.928138] Call Trace: [ 214.928152] dump_stack+0xf7/0x13b [ 214.928161] warn_alloc.cold.110+0xa2/0x1be [ 214.928168] ? zone_watermark_ok_safe+0x260/0x260 [ 214.928173] ? usleep_range+0x120/0x120 [ 214.928180] ? rcu_read_lock_sched_held+0x108/0x120 [ 214.928189] ? call_timer_fn+0x570/0x570 [ 214.928204] __alloc_pages_slowpath+0x2052/0x2650 [ 214.928222] ? warn_alloc+0x100/0x100 [ 214.928229] ? get_page_from_freelist+0x26e/0x23b0 [ 214.928241] ? __might_sleep+0x93/0xb0 [ 214.928251] __alloc_pages_nodemask+0x60d/0x770 [ 214.979231] Node 0 active_anon:28088kB inactive_anon:29408kB active_file:12kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2124kB dirty:0kB writeback:0kB shmem:33156kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 214.979948] ? __alloc_pages_slowpath+0x2650/0x2650 [ 215.000258] Node 1 active_anon:708kB inactive_anon:12kB active_file:60kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:4kB shmem:12kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 215.002521] ? wait_for_completion+0x440/0x440 [ 215.021488] Node 0 [ 215.038356] alloc_pages_current+0xd6/0x1b0 [ 215.038366] ion_page_pool_alloc+0x102/0x180 [ 215.038371] ion_system_heap_allocate+0x14e/0x930 [ 215.038378] ? ion_system_heap_free+0x270/0x270 [ 215.038389] ion_alloc+0x216/0x770 [ 215.038397] ? ion_dma_buf_release+0x40/0x40 [ 215.038406] ? kasan_check_write+0x14/0x20 [ 215.038413] ion_ioctl+0xe2/0x1b6 [ 215.038419] ? ion_alloc.cold.15+0x32/0x32 [ 215.038431] do_vfs_ioctl+0x180/0xfb0 [ 215.038437] ? __fget+0x1ad/0x2f0 [ 215.038443] ? ioctl_preallocate+0x1a0/0x1a0 [ 215.038452] ? __fget+0x1ca/0x2f0 [ 215.038463] ? security_file_ioctl+0x6a/0xa0 [ 215.038470] ? SyS_clock_settime+0x1a0/0x1a0 [ 215.038474] ? security_file_ioctl+0x6a/0xa0 [ 215.038481] SyS_ioctl+0x74/0x80 [ 215.038487] ? do_vfs_ioctl+0xfb0/0xfb0 [ 215.038493] do_syscall_64+0x1c7/0x5b0 [ 215.038498] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 215.038509] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 215.038513] RIP: 0033:0x45c529 [ 215.038517] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 215.038525] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 215.058899] DMA free:10372kB min:216kB low:268kB high:320kB active_anon:20kB inactive_anon:0kB active_file:12kB inactive_file:8kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 215.069701] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 215.069704] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 215.069707] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 215.069710] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 215.075046] CPU: 0 PID: 10498 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 215.102894] lowmem_reserve[]: [ 215.106881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 215.106884] Call Trace: [ 215.106901] dump_stack+0xf7/0x13b [ 215.106909] warn_alloc.cold.110+0xa2/0x1be [ 215.106916] ? zone_watermark_ok_safe+0x260/0x260 [ 215.106920] ? usleep_range+0x120/0x120 [ 215.106928] ? rcu_read_lock_sched_held+0x108/0x120 [ 215.106937] ? call_timer_fn+0x570/0x570 [ 215.106950] __alloc_pages_slowpath+0x2052/0x2650 [ 215.106967] ? warn_alloc+0x100/0x100 [ 215.106975] ? get_page_from_freelist+0x26e/0x23b0 [ 215.106987] ? __might_sleep+0x93/0xb0 [ 215.106994] __alloc_pages_nodemask+0x60d/0x770 [ 215.107002] ? __alloc_pages_slowpath+0x2650/0x2650 [ 215.128055] 0 [ 215.129717] ? wait_for_completion+0x440/0x440 [ 215.134091] 2570 [ 215.138473] ? __list_del_entry_valid+0xb6/0xf3 [ 215.138484] alloc_pages_current+0xd6/0x1b0 [ 215.138492] ion_page_pool_alloc+0x102/0x180 [ 215.138497] ion_system_heap_allocate+0x14e/0x930 [ 215.138502] ? do_raw_spin_unlock+0x16a/0x250 [ 215.138508] ? ion_system_heap_free+0x270/0x270 [ 215.138520] ion_alloc+0x27f/0x770 [ 215.138530] ? ion_dma_buf_release+0x40/0x40 [ 215.138540] ? kasan_check_write+0x14/0x20 [ 215.138547] ion_ioctl+0xe2/0x1b6 [ 215.138553] ? ion_alloc.cold.15+0x32/0x32 [ 215.138564] do_vfs_ioctl+0x180/0xfb0 [ 215.138569] ? __fget+0x1ad/0x2f0 [ 215.138577] ? ioctl_preallocate+0x1a0/0x1a0 [ 215.158188] 2570 [ 215.158963] ? __fget+0x1ca/0x2f0 [ 215.164119] 2570 [ 215.167295] ? security_file_ioctl+0x6a/0xa0 [ 215.167302] ? SyS_clock_settime+0x1a0/0x1a0 [ 215.167305] ? security_file_ioctl+0x6a/0xa0 [ 215.167313] SyS_ioctl+0x74/0x80 [ 215.167319] ? do_vfs_ioctl+0xfb0/0xfb0 [ 215.167326] do_syscall_64+0x1c7/0x5b0 [ 215.167331] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 215.167343] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 215.167348] RIP: 0033:0x45c529 [ 215.167351] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 215.167357] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 215.167360] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 215.167363] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 215.167366] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 215.167369] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 215.173073] lowmem_reserve[]: [ 215.189760] 2570 [ 215.213249] 0 [ 215.240280] 0 [ 215.289642] Node 0 [ 215.294527] 0 [ 215.323172] DMA32 free:19260kB min:36384kB low:45480kB high:54576kB active_anon:28068kB inactive_anon:29408kB active_file:0kB inactive_file:24kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6784kB pagetables:1672kB bounce:0kB free_pcp:16kB local_pcp:0kB free_cma:0kB [ 215.325393] 0 [ 215.367652] lowmem_reserve[]: 2020/09/03 14:28:59 executed programs: 58 [ 215.420410] 0 [ 215.603382] 0 0 0 0 0 [ 215.607787] 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 [ 215.708310] lowmem_reserve[]: 0 0 0 0 0 [ 215.728983] Node 1 Normal free:830736kB min:53504kB low:66880kB high:80256kB active_anon:704kB inactive_anon:12kB active_file:228kB inactive_file:9132kB unevictable:0kB writepending:148kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:448kB pagetables:232kB bounce:0kB free_pcp:396kB local_pcp:156kB free_cma:0kB [ 215.776603] Node 0 DMA: 7*4kB (UME) 12*8kB (UM) 4*16kB (UM) 11*32kB (UME) 11*64kB (UME) 4*128kB (UE) 2*256kB (ME) 2*512kB (ME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 10460kB [ 215.852243] Node 0 DMA32: 116*4kB (UME) 210*8kB (ME) 230*16kB (UE) 380*32kB (UME) 1597*64kB (U) 376*128kB (UM) 216*256kB (U) 23*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 235392kB [ 215.860943] lowmem_reserve[]: 0 0 0 0 0 [ 215.908494] Node 0 DMA: 7*4kB (UME) 12*8kB (UM) 4*16kB (UM) 11*32kB (UME) 10*64kB (UME) 4*128kB (UE) 3*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 2*2048kB (UE) 0*4096kB = 11164kB [ 215.919361] 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 [ 215.975591] Node 0 DMA32: 116*4kB (UME) 210*8kB (ME) 57*16kB (E) 378*32kB (UME) 1597*64kB (U) 376*128kB (UM) 216*256kB (U) 23*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 232560kB [ 216.004085] Node 1 Normal: 60*4kB (UE) 126*8kB (UM) 204*16kB (UE) 8*32kB (UME) 5169*64kB (UM) 1399*128kB (UM) 379*256kB (UM) 43*512kB (UM) 7*1024kB (UM) 2*2048kB (M) 1*4096kB (U) = 649056kB [ 216.042189] 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 [ 216.083684] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 216.087164] Node 1 Normal: 223*4kB (UM) 140*8kB (UM) 217*16kB (UM) 17*32kB (UM) 5346*64kB (UM) 1555*128kB (UM) 431*256kB (UM) 68*512kB (U) 9*1024kB (U) 0*2048kB 0*4096kB = 701580kB [ 216.124640] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 216.157636] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 216.171400] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 216.204247] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 216.211877] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 216.252858] 11712 total pagecache pages [ 216.253438] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 216.268915] 0 pages in swap cache [ 216.287082] Swap cache stats: add 0, delete 0, find 0/0 [ 216.305554] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 216.311400] Free swap = 0kB [ 216.337322] Total swap = 0kB [ 216.341482] 11712 total pagecache pages [ 216.350202] 1965979 pages RAM [ 216.360053] 0 pages in swap cache [ 216.366134] 0 pages HighMem/MovableOnly [ 216.374855] Swap cache stats: add 0, delete 0, find 0/0 [ 216.386093] 335857 pages reserved [ 216.393978] Free swap = 0kB [ 216.399502] 0 pages cma reserved [ 216.409387] Out of memory: Kill process 10508 (syz-executor.5) score 999 or sacrifice child [ 216.409441] Total swap = 0kB [ 216.445468] 1965979 pages RAM [ 216.449958] Killed process 10511 (syz-executor.5) total-vm:40016kB, anon-rss:120kB, file-rss:0kB, shmem-rss:0kB [ 216.460714] 0 pages HighMem/MovableOnly [ 216.476932] 335857 pages reserved [ 216.491420] 0 pages cma reserved [ 216.546218] oom_reaper: reaped process 10511 (syz-executor.5), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 217.111404] syz-executor.1: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 217.127037] syz-executor.0: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 217.129843] syz-executor.1: [ 217.142976] syz-executor.3: [ 217.145587] syz-executor.0: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 217.152674] page allocation failure: order:4 [ 217.173123] page allocation failure: order:4 [ 217.176230] syz-executor.0 cpuset= [ 217.181123] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 217.188679] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 217.193114] syz-executor.0 cpuset= [ 217.196004] syz-executor.1 cpuset= [ 217.209706] (null) [ 217.216114] (null) [ 217.218347] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 217.223524] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 217.224213] / mems_allowed=0-1 [ 217.232311] / mems_allowed=0-1 [ 217.232569] / [ 217.235768] CPU: 1 PID: 10519 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 217.236401] mems_allowed=0-1 [ 217.237473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 217.237476] Call Trace: [ 217.237488] dump_stack+0xf7/0x13b [ 217.237497] warn_alloc.cold.110+0xa2/0x1be [ 217.237504] ? zone_watermark_ok_safe+0x260/0x260 [ 217.273107] ? __alloc_pages_direct_compact+0xc2/0x330 [ 217.278366] __alloc_pages_slowpath+0x2052/0x2650 [ 217.283197] ? trace_hardirqs_off+0x10/0x10 [ 217.287500] ? warn_alloc+0x100/0x100 [ 217.291282] ? get_page_from_freelist+0x9ee/0x23b0 [ 217.296192] ? __might_sleep+0x93/0xb0 [ 217.300058] __alloc_pages_nodemask+0x60d/0x770 [ 217.304705] ? __alloc_pages_slowpath+0x2650/0x2650 [ 217.309701] ? wait_for_completion+0x440/0x440 [ 217.314262] alloc_pages_current+0xd6/0x1b0 [ 217.318560] ion_page_pool_alloc+0x102/0x180 [ 217.322945] ion_system_heap_allocate+0x14e/0x930 [ 217.327766] ? ion_system_heap_free+0x270/0x270 [ 217.332413] ion_alloc+0x216/0x770 [ 217.335932] ? ion_dma_buf_release+0x40/0x40 [ 217.340319] ? kasan_check_write+0x14/0x20 [ 217.344549] ion_ioctl+0xe2/0x1b6 [ 217.347982] ? ion_alloc.cold.15+0x32/0x32 [ 217.352203] do_vfs_ioctl+0x180/0xfb0 [ 217.355980] ? __fget+0x1ad/0x2f0 [ 217.359412] ? ioctl_preallocate+0x1a0/0x1a0 [ 217.363799] ? __fget+0x1ca/0x2f0 [ 217.367232] ? security_file_ioctl+0x6a/0xa0 [ 217.371616] ? SyS_clock_settime+0x1a0/0x1a0 [ 217.375997] ? security_file_ioctl+0x6a/0xa0 [ 217.380384] SyS_ioctl+0x74/0x80 [ 217.383726] ? do_vfs_ioctl+0xfb0/0xfb0 [ 217.387694] do_syscall_64+0x1c7/0x5b0 [ 217.391560] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 217.396393] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 217.401558] RIP: 0033:0x45c529 [ 217.404729] RSP: 002b:00007f45f655fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 217.412412] RAX: ffffffffffffffda RBX: 00007f45f65606d4 RCX: 000000000045c529 [ 217.419658] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 217.426909] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 217.434766] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 217.442015] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 217.449272] CPU: 0 PID: 10522 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 217.457147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 217.466488] Call Trace: [ 217.469071] dump_stack+0xf7/0x13b [ 217.472609] warn_alloc.cold.110+0xa2/0x1be [ 217.476924] ? zone_watermark_ok_safe+0x260/0x260 [ 217.481757] ? __lock_is_held+0xb5/0x140 [ 217.485821] ? __alloc_pages_direct_compact+0x28d/0x330 [ 217.491182] __alloc_pages_slowpath+0x2052/0x2650 [ 217.496014] ? trace_hardirqs_off+0x10/0x10 [ 217.500324] ? warn_alloc+0x100/0x100 [ 217.504121] ? get_page_from_freelist+0x9ee/0x23b0 [ 217.509037] ? __might_sleep+0x93/0xb0 [ 217.512921] __alloc_pages_nodemask+0x60d/0x770 [ 217.517573] ? __alloc_pages_slowpath+0x2650/0x2650 [ 217.522581] ? wait_for_completion+0x440/0x440 [ 217.527161] alloc_pages_current+0xd6/0x1b0 [ 217.531478] ion_page_pool_alloc+0x102/0x180 [ 217.535898] ion_system_heap_allocate+0x14e/0x930 [ 217.540718] ? ion_system_heap_free+0x270/0x270 [ 217.545381] ion_alloc+0x216/0x770 [ 217.548917] ? ion_dma_buf_release+0x40/0x40 [ 217.553316] ? kasan_check_write+0x14/0x20 [ 217.557538] ion_ioctl+0xe2/0x1b6 [ 217.560968] ? ion_alloc.cold.15+0x32/0x32 [ 217.565195] do_vfs_ioctl+0x180/0xfb0 [ 217.568986] ? __fget+0x1ad/0x2f0 [ 217.572435] ? ioctl_preallocate+0x1a0/0x1a0 [ 217.576838] ? __fget+0x1ca/0x2f0 [ 217.580286] ? security_file_ioctl+0x6a/0xa0 [ 217.584683] ? SyS_clock_settime+0x1a0/0x1a0 [ 217.589067] ? security_file_ioctl+0x6a/0xa0 [ 217.593454] SyS_ioctl+0x74/0x80 [ 217.596806] ? do_vfs_ioctl+0xfb0/0xfb0 [ 217.600770] do_syscall_64+0x1c7/0x5b0 [ 217.604648] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 217.609915] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 217.615146] RIP: 0033:0x45c529 [ 217.618316] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 217.626005] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 217.633267] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 217.640529] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 217.647782] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 217.655035] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 217.674143] CPU: 1 PID: 10518 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 217.682043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 217.691378] Call Trace: [ 217.693956] dump_stack+0xf7/0x13b [ 217.697482] warn_alloc.cold.110+0xa2/0x1be [ 217.701787] ? zone_watermark_ok_safe+0x260/0x260 [ 217.706629] ? __alloc_pages_direct_compact+0xc2/0x330 [ 217.711921] __alloc_pages_slowpath+0x2052/0x2650 [ 217.716755] ? trace_hardirqs_off+0x10/0x10 [ 217.721073] ? warn_alloc+0x100/0x100 [ 217.724876] ? get_page_from_freelist+0x9ee/0x23b0 [ 217.729791] ? __might_sleep+0x93/0xb0 [ 217.733663] __alloc_pages_nodemask+0x60d/0x770 [ 217.738309] ? __alloc_pages_slowpath+0x2650/0x2650 [ 217.743303] ? wait_for_completion+0x440/0x440 [ 217.747865] alloc_pages_current+0xd6/0x1b0 [ 217.752165] ion_page_pool_alloc+0x102/0x180 [ 217.756551] ion_system_heap_allocate+0x14e/0x930 [ 217.761373] ? ion_system_heap_free+0x270/0x270 [ 217.766020] ion_alloc+0x216/0x770 [ 217.769539] ? ion_dma_buf_release+0x40/0x40 [ 217.773926] ? kasan_check_write+0x14/0x20 [ 217.778144] ion_ioctl+0xe2/0x1b6 [ 217.781579] ? ion_alloc.cold.15+0x32/0x32 [ 217.785793] do_vfs_ioctl+0x180/0xfb0 [ 217.789568] ? __fget+0x1ad/0x2f0 [ 217.792997] ? ioctl_preallocate+0x1a0/0x1a0 [ 217.797384] ? __fget+0x1ca/0x2f0 [ 217.800818] ? security_file_ioctl+0x6a/0xa0 [ 217.805202] ? SyS_clock_settime+0x1a0/0x1a0 [ 217.809586] ? security_file_ioctl+0x6a/0xa0 [ 217.813970] SyS_ioctl+0x74/0x80 [ 217.817310] ? do_vfs_ioctl+0xfb0/0xfb0 [ 217.821263] do_syscall_64+0x1c7/0x5b0 [ 217.825126] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 217.829948] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 217.835111] RIP: 0033:0x45c529 [ 217.838277] RSP: 002b:00007f45f6580c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 217.845963] RAX: ffffffffffffffda RBX: 00007f45f65816d4 RCX: 000000000045c529 [ 217.853208] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 217.860454] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 217.867719] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 217.874963] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 217.882221] CPU: 0 PID: 10512 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 217.890102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 217.899454] Call Trace: [ 217.902037] dump_stack+0xf7/0x13b [ 217.905568] warn_alloc.cold.110+0xa2/0x1be [ 217.909882] ? zone_watermark_ok_safe+0x260/0x260 [ 217.914723] ? __alloc_pages_direct_compact+0xc2/0x330 [ 217.919994] __alloc_pages_slowpath+0x2052/0x2650 [ 217.924835] ? trace_hardirqs_off+0x10/0x10 [ 217.929150] ? warn_alloc+0x100/0x100 [ 217.932938] ? get_page_from_freelist+0x9ee/0x23b0 [ 217.937862] ? __might_sleep+0x93/0xb0 [ 217.941741] __alloc_pages_nodemask+0x60d/0x770 [ 217.946406] ? __alloc_pages_slowpath+0x2650/0x2650 [ 217.951417] ? wait_for_completion+0x440/0x440 [ 217.955995] alloc_pages_current+0xd6/0x1b0 [ 217.960318] ion_page_pool_alloc+0x102/0x180 [ 217.964716] ion_system_heap_allocate+0x14e/0x930 [ 217.969558] ? do_raw_spin_unlock+0x16a/0x250 [ 217.974042] ? ion_system_heap_free+0x270/0x270 [ 217.978705] ion_alloc+0x27f/0x770 [ 217.982243] ? ion_dma_buf_release+0x40/0x40 [ 217.986650] ? kasan_check_write+0x14/0x20 [ 217.990874] ion_ioctl+0xe2/0x1b6 [ 217.994327] ? ion_alloc.cold.15+0x32/0x32 [ 217.998565] do_vfs_ioctl+0x180/0xfb0 [ 218.002359] ? __fget+0x1ad/0x2f0 [ 218.005803] ? ioctl_preallocate+0x1a0/0x1a0 [ 218.010203] ? __fget+0x1ca/0x2f0 [ 218.013649] ? security_file_ioctl+0x6a/0xa0 [ 218.018049] ? SyS_clock_settime+0x1a0/0x1a0 [ 218.022445] ? security_file_ioctl+0x6a/0xa0 [ 218.026846] SyS_ioctl+0x74/0x80 [ 218.030211] ? do_vfs_ioctl+0xfb0/0xfb0 [ 218.034172] do_syscall_64+0x1c7/0x5b0 [ 218.038057] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 218.042901] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 218.048082] RIP: 0033:0x45c529 [ 218.051258] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 218.058957] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 218.066220] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 218.073480] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 218.080744] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 218.088009] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 218.116531] CPU: 0 PID: 10507 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 218.124442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.133790] Call Trace: [ 218.136377] dump_stack+0xf7/0x13b [ 218.139912] warn_alloc.cold.110+0xa2/0x1be [ 218.144230] ? zone_watermark_ok_safe+0x260/0x260 [ 218.149164] ? __alloc_pages_direct_compact+0xc2/0x330 [ 218.154444] __alloc_pages_slowpath+0x2052/0x2650 [ 218.159288] ? trace_hardirqs_off+0x10/0x10 [ 218.163603] ? warn_alloc+0x100/0x100 [ 218.167409] ? get_page_from_freelist+0x9ee/0x23b0 [ 218.172336] ? __might_sleep+0x93/0xb0 [ 218.174097] warn_alloc_show_mem: 3 callbacks suppressed [ 218.174099] Mem-Info: [ 218.176246] __alloc_pages_nodemask+0x60d/0x770 [ 218.181595] active_anon:7233 inactive_anon:7355 isolated_anon:0 [ 218.181595] active_file:1297 inactive_file:2188 isolated_file:0 [ 218.181595] unevictable:0 dirty:67 writeback:0 unstable:0 [ 218.181595] slab_reclaimable:11381 slab_unreclaimable:121729 [ 218.181595] mapped:2830 shmem:8292 pagetables:487 bounce:0 [ 218.181595] free:73320 free_pcp:210 free_cma:0 [ 218.183981] ? __alloc_pages_slowpath+0x2650/0x2650 [ 218.214099] Node 0 active_anon:28384kB inactive_anon:29412kB active_file:1796kB inactive_file:2556kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4020kB dirty:92kB writeback:0kB shmem:33160kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 218.221944] ? wait_for_completion+0x440/0x440 [ 218.259378] alloc_pages_current+0xd6/0x1b0 [ 218.263700] ion_page_pool_alloc+0x102/0x180 [ 218.264601] Node 1 active_anon:548kB inactive_anon:8kB active_file:3392kB inactive_file:6196kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:7300kB dirty:176kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 218.268119] ion_system_heap_allocate+0x14e/0x930 [ 218.299761] ? do_raw_spin_unlock+0x16a/0x250 [ 218.304257] ? ion_system_heap_free+0x270/0x270 [ 218.308920] ion_alloc+0x27f/0x770 [ 218.312455] ? ion_dma_buf_release+0x40/0x40 [ 218.316856] ? kasan_check_write+0x14/0x20 [ 218.321084] ion_ioctl+0xe2/0x1b6 [ 218.324554] ? ion_alloc.cold.15+0x32/0x32 [ 218.328783] do_vfs_ioctl+0x180/0xfb0 [ 218.332572] ? __fget+0x1ad/0x2f0 [ 218.336017] ? ioctl_preallocate+0x1a0/0x1a0 [ 218.340420] ? __fget+0x1ca/0x2f0 [ 218.343867] ? security_file_ioctl+0x6a/0xa0 [ 218.348266] ? SyS_clock_settime+0x1a0/0x1a0 [ 218.352668] ? security_file_ioctl+0x6a/0xa0 [ 218.354065] Node 0 [ 218.357088] SyS_ioctl+0x74/0x80 [ 218.357095] ? do_vfs_ioctl+0xfb0/0xfb0 [ 218.357102] do_syscall_64+0x1c7/0x5b0 [ 218.357107] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 218.357118] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 218.359432] DMA free:10408kB min:216kB low:268kB high:320kB active_anon:12kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:4kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 218.362678] RIP: 0033:0x45c529 [ 218.362681] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 218.362687] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 218.362690] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 218.362694] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 218.394588] lowmem_reserve[]: [ 218.406091] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 218.406094] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 218.475969] 0 2570 2570 2570 2570 [ 218.492918] Node 0 DMA32 free:34464kB min:36384kB low:45480kB high:54576kB active_anon:28372kB inactive_anon:29412kB active_file:2092kB inactive_file:2116kB unevictable:0kB writepending:88kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6880kB pagetables:1752kB bounce:0kB free_pcp:176kB local_pcp:0kB free_cma:0kB [ 218.527634] lowmem_reserve[]: 0 0 0 0 0 [ 218.532454] 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 [ 218.562051] lowmem_reserve[]: 0 0 0 0 0 [ 218.566347] Node 1 Normal free:53664kB min:53504kB low:66880kB high:80256kB active_anon:548kB inactive_anon:8kB active_file:1128kB inactive_file:1064kB unevictable:0kB writepending:176kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:416kB pagetables:196kB bounce:0kB free_pcp:756kB local_pcp:232kB free_cma:0kB [ 218.596728] lowmem_reserve[]: 0 0 0 0 0 [ 218.601213] Node 0 DMA: 115*4kB (UME) 74*8kB (UME) 27*16kB (UM) 15*32kB (UME) 2*64kB (ME) 1*128kB (E) 2*256kB (ME) 3*512kB (UME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10412kB [ 218.618101] Node 0 DMA32: 390*4kB (UME) 271*8kB (UME) 85*16kB (UME) 947*32kB (UME) 2*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 35520kB [ 218.634696] 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 [ 218.650122] Node 1 Normal: 52*4kB (UME) 36*8kB (UM) 27*16kB (UM) 1565*32kB (UME) 17*64kB (UM) 5*128kB (M) 4*256kB (M) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 53760kB [ 218.665541] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 218.674942] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 218.683575] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 218.692543] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 218.701672] 8864 total pagecache pages [ 218.705686] 0 pages in swap cache [ 218.709168] Swap cache stats: add 0, delete 0, find 0/0 [ 218.714623] Free swap = 0kB [ 218.717642] Total swap = 0kB [ 218.720686] 1965979 pages RAM [ 218.723771] 0 pages HighMem/MovableOnly [ 218.727821] 335857 pages reserved [ 218.731249] 0 pages cma reserved [ 218.748952] syz-executor.3 invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 218.762000] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 218.767770] CPU: 0 PID: 8715 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 218.775554] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 218.784891] Call Trace: [ 218.787480] dump_stack+0xf7/0x13b [ 218.791038] dump_header+0x160/0x63f [ 218.794740] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 218.799828] ? ___ratelimit+0x243/0x519 [ 218.803817] ? do_raw_spin_unlock+0x16a/0x250 [ 218.808288] oom_kill_process.cold.24+0xb/0xa1a [ 218.812931] ? out_of_memory+0x7f9/0x1030 [ 218.817051] ? lock_downgrade+0x7f0/0x7f0 [ 218.821174] out_of_memory+0x2b0/0x1030 [ 218.825122] ? oom_killer_disable+0x1a0/0x1a0 [ 218.829592] ? __alloc_pages_slowpath+0xb69/0x2650 [ 218.834544] __alloc_pages_slowpath+0x1ef3/0x2650 [ 218.839367] ? warn_alloc+0x100/0x100 [ 218.843142] ? get_page_from_freelist+0x26e/0x23b0 [ 218.848049] ? __might_sleep+0x93/0xb0 [ 218.851911] __alloc_pages_nodemask+0x60d/0x770 [ 218.856576] ? __alloc_pages_slowpath+0x2650/0x2650 [ 218.861565] ? lock_downgrade+0x7f0/0x7f0 [ 218.865716] alloc_pages_current+0xd6/0x1b0 [ 218.870033] __page_cache_alloc+0x1da/0x330 [ 218.874328] filemap_fault+0xbc5/0x1ae0 [ 218.878291] ? __lock_page_or_retry+0x820/0x820 [ 218.882995] ? lock_acquire+0x173/0x400 [ 218.886950] ? ext4_filemap_fault+0x75/0xb0 [ 218.891247] ext4_filemap_fault+0x7d/0xb0 [ 218.895399] __do_fault+0xf3/0x340 [ 218.898936] __handle_mm_fault+0x2191/0x37d0 [ 218.903319] ? trace_hardirqs_on_caller+0x40c/0x580 [ 218.908411] ? copy_page_range+0x1d10/0x1d10 [ 218.912813] ? find_held_lock+0x36/0x1d0 [ 218.916862] handle_mm_fault+0x234/0x6e0 [ 218.920904] ? find_vma+0x1a/0x150 [ 218.924422] __do_page_fault+0x44d/0xb00 [ 218.928632] ? vmalloc_fault+0xc90/0xc90 [ 218.932666] ? entry_SYSCALL_64_after_hwframe+0x56/0xbb [ 218.938002] ? page_fault+0x2f/0x50 [ 218.941601] do_page_fault+0x64/0x3fb [ 218.945372] ? page_fault+0x2f/0x50 [ 218.948972] page_fault+0x45/0x50 [ 218.952397] RIP: 0033:0x45a9d0 [ 218.955558] RSP: 002b:00007ffd188c01b8 EFLAGS: 00010246 [ 218.960893] RAX: 0000000000000000 RBX: 0000000000035278 RCX: 000000000045a9d0 [ 218.968135] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffd188c01c0 [ 218.975378] RBP: 0000000000000016 R08: 0000000000000001 R09: 0000000001731940 [ 218.982636] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005 [ 218.989894] R13: 00007ffd188c0210 R14: 0000000000034e4b R15: 00007ffd188c0220 [ 219.069161] Mem-Info: [ 219.071609] active_anon:7236 inactive_anon:7355 isolated_anon:0 [ 219.071609] active_file:48 inactive_file:3 isolated_file:0 [ 219.071609] unevictable:0 dirty:0 writeback:0 unstable:0 [ 219.071609] slab_reclaimable:11374 slab_unreclaimable:121873 [ 219.071609] mapped:722 shmem:8292 pagetables:487 bounce:0 [ 219.071609] free:13732 free_pcp:58 free_cma:0 [ 219.083968] syz-executor.1: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 219.113958] Node 0 active_anon:28396kB inactive_anon:29412kB active_file:20kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2708kB dirty:0kB writeback:0kB shmem:33160kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 219.122738] syz-executor.1 cpuset= [ 219.150177] Node 1 active_anon:548kB inactive_anon:8kB active_file:48kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):36kB mapped:0kB dirty:0kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 219.150181] Node 0 DMA free:10388kB min:216kB low:268kB high:320kB active_anon:12kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 219.150191] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 219.150207] Node 0 DMA32 free:18148kB min:36384kB low:45480kB high:54576kB active_anon:28384kB inactive_anon:29412kB active_file:0kB inactive_file:36kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6880kB pagetables:1752kB bounce:0kB free_pcp:268kB local_pcp:112kB free_cma:0kB [ 219.150218] lowmem_reserve[]: 0 0 0 0 0 [ 219.150233] 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 [ 219.150242] lowmem_reserve[]: 0 0 0 0 0 [ 219.157047] / [ 219.179966] Node 1 [ 219.221477] mems_allowed=0-1 [ 219.244759] Normal free:26512kB min:53504kB low:66880kB high:80256kB active_anon:548kB inactive_anon:8kB active_file:48kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:416kB pagetables:196kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 219.282797] CPU: 0 PID: 10512 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 219.314271] lowmem_reserve[]: [ 219.315829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 219.315834] 0 [ 219.318914] Call Trace: [ 219.328266] 0 [ 219.330039] dump_stack+0xf7/0x13b [ 219.332592] 0 [ 219.334376] warn_alloc.cold.110+0xa2/0x1be [ 219.334382] ? zone_watermark_ok_safe+0x260/0x260 [ 219.334387] ? usleep_range+0x120/0x120 [ 219.334393] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 219.337933] 0 [ 219.339718] ? call_timer_fn+0x570/0x570 [ 219.344025] 0 [ 219.348915] ? unreserve_highatomic_pageblock+0x315/0x450 [ 219.357943] __alloc_pages_slowpath+0x2052/0x2650 [ 219.357958] ? warn_alloc+0x100/0x100 [ 219.357969] ? get_page_from_freelist+0x26e/0x23b0 [ 219.357983] ? __might_sleep+0x93/0xb0 [ 219.362283] Node 0 [ 219.363798] __alloc_pages_nodemask+0x60d/0x770 [ 219.365615] DMA: [ 219.371112] ? __alloc_pages_slowpath+0x2650/0x2650 [ 219.375940] 109*4kB [ 219.379704] ? wait_for_completion+0x440/0x440 [ 219.384633] (UME) [ 219.388484] ? policy_node+0xa3/0x100 [ 219.390744] 74*8kB [ 219.395391] alloc_pages_current+0xd6/0x1b0 [ 219.395401] ion_page_pool_alloc+0x102/0x180 [ 219.395406] ion_system_heap_allocate+0x14e/0x930 [ 219.397443] (UME) [ 219.402450] ? do_raw_spin_unlock+0x16a/0x250 [ 219.404774] 27*16kB [ 219.409319] ? ion_system_heap_free+0x270/0x270 [ 219.411453] (UM) [ 219.415235] ion_alloc+0x27f/0x770 [ 219.415244] ? ion_dma_buf_release+0x40/0x40 [ 219.415253] ? kasan_check_write+0x14/0x20 [ 219.417457] 15*32kB [ 219.421754] ion_ioctl+0xe2/0x1b6 [ 219.426148] (UME) [ 219.430950] ? ion_alloc.cold.15+0x32/0x32 [ 219.433071] 2*64kB [ 219.437547] do_vfs_ioctl+0x180/0xfb0 [ 219.437553] ? __fget+0x1ad/0x2f0 [ 219.437560] ? ioctl_preallocate+0x1a0/0x1a0 [ 219.439854] (ME) [ 219.444501] ? __fget+0x1ca/0x2f0 [ 219.444512] ? security_file_ioctl+0x6a/0xa0 [ 219.444519] ? SyS_clock_settime+0x1a0/0x1a0 [ 219.446552] 1*128kB [ 219.450085] ? security_file_ioctl+0x6a/0xa0 [ 219.450092] SyS_ioctl+0x74/0x80 [ 219.454501] (E) [ 219.458698] ? do_vfs_ioctl+0xfb0/0xfb0 [ 219.460994] 2*256kB [ 219.464421] do_syscall_64+0x1c7/0x5b0 [ 219.464427] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 219.464437] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 219.464442] RIP: 0033:0x45c529 [ 219.466584] (ME) [ 219.470789] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 219.473022] 3*512kB [ 219.476797] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 219.476800] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 219.476803] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 219.476806] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 219.476809] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 219.486463] warn_alloc_show_mem: 4 callbacks suppressed [ 219.486466] Mem-Info: [ 219.508917] (UME) [ 219.509576] active_anon:7236 inactive_anon:7355 isolated_anon:0 [ 219.509576] active_file:17 inactive_file:3 isolated_file:9 [ 219.509576] unevictable:0 dirty:0 writeback:0 unstable:0 [ 219.509576] slab_reclaimable:11374 slab_unreclaimable:121873 [ 219.509576] mapped:677 shmem:8292 pagetables:487 bounce:0 [ 219.509576] free:13796 free_pcp:0 free_cma:0 [ 219.511471] 2*1024kB [ 219.515500] Node 0 active_anon:28396kB inactive_anon:29412kB active_file:20kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2708kB dirty:0kB writeback:0kB shmem:33160kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 219.515507] Node 1 active_anon:548kB inactive_anon:8kB active_file:48kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):36kB mapped:0kB dirty:0kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 219.515509] Node 0 DMA free:10388kB min:216kB low:268kB high:320kB active_anon:12kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 219.515519] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 219.515535] Node 0 DMA32 free:18284kB min:36384kB low:45480kB high:54576kB active_anon:28384kB inactive_anon:29412kB active_file:0kB inactive_file:36kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6880kB pagetables:1752kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 219.522933] (ME) [ 219.526602] lowmem_reserve[]: [ 219.532929] 2*2048kB [ 219.534994] 0 0 0 0 0 [ 219.535007] 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 [ 219.537050] (UE) [ 219.544788] lowmem_reserve[]: 0 0 0 0 0 [ 219.544803] Node 1 Normal free:26512kB min:53504kB low:66880kB high:80256kB active_anon:548kB inactive_anon:8kB active_file:48kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:416kB pagetables:196kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 219.544813] lowmem_reserve[]: [ 219.549954] 0*4096kB [ 219.554419] 0 0 0 0 0 [ 219.554431] Node 0 DMA: [ 219.561873] = 10388kB [ 219.568966] 109*4kB (UME) 74*8kB (UME) 27*16kB (UM) 15*32kB (UME) 2*64kB (ME) 1*128kB (E) 2*256kB (ME) 3*512kB (UME) 2*1024kB (ME) 2*2048kB [ 219.579002] Node 0 [ 219.583549] (UE) [ 219.588960] DMA32: 573*4kB [ 219.591365] 0*4096kB [ 219.593490] (ME) 335*8kB [ 219.630488] = 10388kB [ 219.675607] (ME) [ 219.682150] Node 0 [ 219.708370] 102*16kB [ 219.719659] DMA32: [ 219.754916] (ME) [ 219.785603] 573*4kB [ 219.823826] 342*32kB [ 219.828259] (ME) [ 219.841954] (UME) [ 219.847288] 336*8kB [ 219.849480] 6*64kB [ 219.851866] (UME) [ 219.853948] (UM) [ 219.856157] 103*16kB [ 219.858540] 1*128kB [ 219.860750] (UME) [ 219.862784] (M) [ 219.869099] 337*32kB [ 219.881265] 1*256kB [ 219.882801] (UME) [ 219.886358] (M) [ 219.891266] 6*64kB [ 219.891657] 0*512kB [ 219.897999] (UM) 1*128kB (M) 1*256kB (M) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18180kB [ 219.903742] 0*1024kB 0*2048kB 0*4096kB = 18316kB [ 219.915406] 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 [ 219.926138] Node 1 Normal: 10*4kB (UME) 7*8kB (UM) 7*16kB (UM) 698*32kB (UME) 10*64kB (UM) 4*128kB (M) 3*256kB (M) 2*512kB (M) 1*1024kB (M) 0*2048kB 0*4096kB = 26512kB [ 219.926735] Node 0 [ 219.941322] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 219.948788] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 219.952907] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 219.962460] Node 1 Normal: 10*4kB (UME) 7*8kB (UM) 7*16kB (UM) 698*32kB (UME) 10*64kB (UM) 4*128kB (M) 3*256kB (M) 2*512kB (M) 1*1024kB (M) 0*2048kB 0*4096kB = 26512kB [ 219.962511] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 219.962514] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 219.962518] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 219.962522] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 219.962524] 8321 total pagecache pages [ 219.962531] 0 pages in swap cache [ 219.962534] Swap cache stats: add 0, delete 0, find 0/0 [ 219.962537] Free swap = 0kB [ 219.962539] Total swap = 0kB [ 219.962544] 1965979 pages RAM [ 219.962546] 0 pages HighMem/MovableOnly [ 219.962548] 335857 pages reserved [ 219.962550] 0 pages cma reserved [ 220.088540] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 220.117250] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 220.175436] 9233 total pagecache pages [ 220.179805] 0 pages in swap cache [ 220.183718] Swap cache stats: add 0, delete 0, find 0/0 [ 220.193134] Free swap = 0kB [ 220.196722] Total swap = 0kB [ 220.214663] 1965979 pages RAM [ 220.233714] 0 pages HighMem/MovableOnly [ 220.237704] 335857 pages reserved [ 220.241145] 0 pages cma reserved [ 220.257947] Out of memory: Kill process 10521 (syz-executor.3) score 999 or sacrifice child [ 220.283954] Killed process 10522 (syz-executor.3) total-vm:40280kB, anon-rss:136kB, file-rss:0kB, shmem-rss:0kB [ 220.350699] IPVS: ftp: loaded support on port[0] = 21 [ 220.363888] oom_reaper: reaped process 10522 (syz-executor.3), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 220.438760] oom_reaper: reaped process 10519 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 220.577130] systemd-journal invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 220.603361] syz-executor.1: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 220.609672] systemd-journal cpuset= [ 220.615303] syz-executor.0: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 220.622672] syz-executor.0: [ 220.630749] syz-executor.2: [ 220.635668] syz-executor.3: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 220.641465] page allocation failure: order:0 [ 220.650518] page allocation failure: order:0 [ 220.650556] syz-executor.5: [ 220.662425] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 220.666270] page allocation failure: order:0 [ 220.673067] syz-executor.0 cpuset= [ 220.673070] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 220.684458] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 220.693641] / mems_allowed=0-1 [ 220.696960] CPU: 0 PID: 10319 Comm: systemd-journal Not tainted 4.14.196-syzkaller #0 [ 220.700999] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 220.704914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 220.704917] Call Trace: [ 220.704931] dump_stack+0xf7/0x13b [ 220.704941] dump_header+0x160/0x63f [ 220.712028] (null) [ 220.721381] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 220.721387] ? ___ratelimit+0x243/0x519 [ 220.721393] ? do_raw_spin_unlock+0x16a/0x250 [ 220.721400] oom_kill_process.cold.24+0xb/0xa1a [ 220.733605] / [ 220.738348] ? out_of_memory+0x7f9/0x1030 [ 220.742302] mems_allowed=0-1 [ 220.746775] ? lock_downgrade+0x7f0/0x7f0 [ 220.746786] out_of_memory+0x2b0/0x1030 [ 220.746796] ? oom_killer_disable+0x1a0/0x1a0 [ 220.763606] syz-executor.2 cpuset= [ 220.764439] ? __alloc_pages_slowpath+0xb69/0x2650 [ 220.768399] / [ 220.772877] __alloc_pages_slowpath+0x1ef3/0x2650 [ 220.787818] ? warn_alloc+0x100/0x100 [ 220.791598] ? get_page_from_freelist+0x26e/0x23b0 [ 220.793589] mems_allowed=0-1 [ 220.796508] ? __might_sleep+0x93/0xb0 [ 220.803446] __alloc_pages_nodemask+0x60d/0x770 [ 220.808090] ? __alloc_pages_slowpath+0x2650/0x2650 [ 220.813082] ? lock_downgrade+0x7f0/0x7f0 [ 220.817213] alloc_pages_current+0xd6/0x1b0 [ 220.821518] __page_cache_alloc+0x1da/0x330 [ 220.825817] filemap_fault+0xbc5/0x1ae0 [ 220.829773] ? __lock_page_or_retry+0x820/0x820 [ 220.834418] ? lock_acquire+0x173/0x400 [ 220.838367] ? ext4_filemap_fault+0x75/0xb0 [ 220.842667] ext4_filemap_fault+0x7d/0xb0 [ 220.846789] __do_fault+0xf3/0x340 [ 220.850305] __handle_mm_fault+0x2191/0x37d0 [ 220.854689] ? copy_page_range+0x1d10/0x1d10 [ 220.859071] ? find_held_lock+0x36/0x1d0 [ 220.863113] handle_mm_fault+0x234/0x6e0 [ 220.867168] ? find_vma+0xe2/0x150 [ 220.870686] __do_page_fault+0x44d/0xb00 [ 220.874726] ? vmalloc_fault+0xc90/0xc90 [ 220.878764] ? entry_SYSCALL_64_after_hwframe+0x56/0xbb [ 220.884100] ? page_fault+0x2f/0x50 [ 220.887701] do_page_fault+0x64/0x3fb [ 220.891476] ? page_fault+0x2f/0x50 [ 220.895076] page_fault+0x45/0x50 [ 220.898505] RIP: 0033:0x7f8885888c80 [ 220.902193] RSP: 002b:00007ffdc5a57f08 EFLAGS: 00010202 [ 220.907531] RAX: 0000559a8d680200 RBX: 0000559a8d6807a0 RCX: 00000000000557b0 [ 220.914775] RDX: 0000559a8d6807d8 RSI: 0000559a8d6807a0 RDI: 0000559a8d67e0e0 [ 220.922037] RBP: 0000000000000001 R08: 00007ffdc5ae3000 R09: 0000003bed01f625 [ 220.929281] R10: 000a6f2d16df4106 R11: 0000000000000202 R12: 0000559a8d6807a0 [ 220.936524] R13: 0000000000000001 R14: 00007ffdc5a57f3c R15: 00007ffdc5a57f30 [ 220.943782] CPU: 1 PID: 10499 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 220.951656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 220.952395] syz-executor.3 cpuset= [ 220.960994] Call Trace: [ 220.961007] dump_stack+0xf7/0x13b [ 220.961016] warn_alloc.cold.110+0xa2/0x1be [ 220.961022] ? zone_watermark_ok_safe+0x260/0x260 [ 220.961026] ? usleep_range+0x120/0x120 [ 220.961032] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 220.961041] ? call_timer_fn+0x570/0x570 [ 220.961048] ? unreserve_highatomic_pageblock+0x315/0x450 [ 220.961058] __alloc_pages_slowpath+0x2052/0x2650 [ 220.970956] syz-executor.0 cpuset= [ 220.974967] ? warn_alloc+0x100/0x100 [ 220.974975] ? get_page_from_freelist+0x26e/0x23b0 [ 220.974987] ? __might_sleep+0x93/0xb0 [ 220.974995] __alloc_pages_nodemask+0x60d/0x770 [ 220.979834] / [ 220.983797] ? retint_kernel+0x2d/0x2d [ 220.995256] syz-executor.5 cpuset= [ 220.998460] ? __alloc_pages_slowpath+0x2650/0x2650 [ 221.003274] / [ 221.006810] ? wait_for_completion+0x440/0x440 [ 221.017138] / [ 221.019371] alloc_pages_current+0xd6/0x1b0 [ 221.025756] mems_allowed=0-1 [ 221.029600] ion_page_pool_alloc+0x102/0x180 [ 221.038223] mems_allowed=0-1 [ 221.039795] ion_system_heap_allocate+0x14e/0x930 [ 221.065253] mems_allowed=0-1 [ 221.065712] ? do_raw_spin_unlock+0x16a/0x250 [ 221.073278] ? ion_system_heap_free+0x270/0x270 [ 221.077940] ion_alloc+0x27f/0x770 [ 221.081469] ? ion_dma_buf_release+0x40/0x40 [ 221.085861] ? kasan_check_write+0x14/0x20 [ 221.090074] ion_ioctl+0xe2/0x1b6 [ 221.093504] ? ion_alloc.cold.15+0x32/0x32 [ 221.097853] do_vfs_ioctl+0x180/0xfb0 [ 221.101647] ? __fget+0x1ad/0x2f0 [ 221.105097] ? ioctl_preallocate+0x1a0/0x1a0 [ 221.109517] ? __fget+0x1ca/0x2f0 [ 221.112952] ? security_file_ioctl+0x6a/0xa0 [ 221.117355] ? SyS_clock_settime+0x1a0/0x1a0 [ 221.121749] ? security_file_ioctl+0x6a/0xa0 [ 221.126137] SyS_ioctl+0x74/0x80 [ 221.129480] ? do_vfs_ioctl+0xfb0/0xfb0 [ 221.133430] do_syscall_64+0x1c7/0x5b0 [ 221.137302] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 221.142131] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 221.147298] RIP: 0033:0x45c529 [ 221.150465] RSP: 002b:00007fb874e56c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 221.158152] RAX: ffffffffffffffda RBX: 00007fb874e576d4 RCX: 000000000045c529 [ 221.165405] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 221.172652] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 221.179900] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 221.187149] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 221.195127] CPU: 0 PID: 10518 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 221.203011] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 221.212352] Call Trace: [ 221.214949] dump_stack+0xf7/0x13b [ 221.218925] warn_alloc.cold.110+0xa2/0x1be [ 221.223225] ? zone_watermark_ok_safe+0x260/0x260 [ 221.228043] ? usleep_range+0x120/0x120 [ 221.231997] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 221.237079] ? call_timer_fn+0x570/0x570 [ 221.241119] ? unreserve_highatomic_pageblock+0x315/0x450 [ 221.246645] __alloc_pages_slowpath+0x2052/0x2650 [ 221.251468] ? warn_alloc+0x100/0x100 [ 221.255246] ? get_page_from_freelist+0x26e/0x23b0 [ 221.260174] ? __might_sleep+0x93/0xb0 [ 221.264047] __alloc_pages_nodemask+0x60d/0x770 [ 221.268698] ? __alloc_pages_slowpath+0x2650/0x2650 [ 221.273714] ? wait_for_completion+0x440/0x440 [ 221.278292] alloc_pages_current+0xd6/0x1b0 [ 221.282679] ion_page_pool_alloc+0x102/0x180 [ 221.287064] ion_system_heap_allocate+0x14e/0x930 [ 221.291883] ? ion_system_heap_free+0x270/0x270 [ 221.296546] ion_alloc+0x216/0x770 [ 221.300067] ? ion_dma_buf_release+0x40/0x40 [ 221.304468] ? kasan_check_write+0x14/0x20 [ 221.308685] ion_ioctl+0xe2/0x1b6 [ 221.312115] ? ion_alloc.cold.15+0x32/0x32 [ 221.316353] do_vfs_ioctl+0x180/0xfb0 [ 221.320129] ? __fget+0x1ad/0x2f0 [ 221.323570] ? ioctl_preallocate+0x1a0/0x1a0 [ 221.327956] ? __fget+0x1ca/0x2f0 [ 221.331388] ? security_file_ioctl+0x6a/0xa0 [ 221.335773] ? SyS_clock_settime+0x1a0/0x1a0 [ 221.340157] ? security_file_ioctl+0x6a/0xa0 [ 221.344541] SyS_ioctl+0x74/0x80 [ 221.347884] ? do_vfs_ioctl+0xfb0/0xfb0 [ 221.351838] do_syscall_64+0x1c7/0x5b0 [ 221.355699] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 221.360523] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 221.365689] RIP: 0033:0x45c529 [ 221.368855] RSP: 002b:00007f45f6580c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 221.376538] RAX: ffffffffffffffda RBX: 00007f45f65816d4 RCX: 000000000045c529 [ 221.383788] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 221.391033] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 221.398277] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 221.405523] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 221.413563] CPU: 1 PID: 10507 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 221.421435] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 221.430766] Call Trace: [ 221.433345] dump_stack+0xf7/0x13b [ 221.436862] warn_alloc.cold.110+0xa2/0x1be [ 221.441160] ? zone_watermark_ok_safe+0x260/0x260 [ 221.445975] ? usleep_range+0x120/0x120 [ 221.449926] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 221.455012] ? call_timer_fn+0x570/0x570 [ 221.459053] ? unreserve_highatomic_pageblock+0x315/0x450 [ 221.464570] __alloc_pages_slowpath+0x2052/0x2650 [ 221.469395] ? warn_alloc+0x100/0x100 [ 221.473171] ? get_page_from_freelist+0x26e/0x23b0 [ 221.478080] ? __might_sleep+0x93/0xb0 [ 221.481945] __alloc_pages_nodemask+0x60d/0x770 [ 221.486593] ? __alloc_pages_slowpath+0x2650/0x2650 [ 221.491590] ? wait_for_completion+0x440/0x440 [ 221.496187] alloc_pages_current+0xd6/0x1b0 [ 221.501360] ion_page_pool_alloc+0x102/0x180 [ 221.505745] ion_system_heap_allocate+0x14e/0x930 [ 221.510565] ? do_raw_spin_unlock+0x16a/0x250 [ 221.515037] ? ion_system_heap_free+0x270/0x270 [ 221.519688] ion_alloc+0x27f/0x770 [ 221.523208] ? ion_dma_buf_release+0x40/0x40 [ 221.527596] ? kasan_check_write+0x14/0x20 [ 221.531811] ion_ioctl+0xe2/0x1b6 [ 221.535241] ? ion_alloc.cold.15+0x32/0x32 [ 221.539456] do_vfs_ioctl+0x180/0xfb0 [ 221.543236] ? __fget+0x1ad/0x2f0 [ 221.546667] ? ioctl_preallocate+0x1a0/0x1a0 [ 221.551051] ? __fget+0x1ca/0x2f0 [ 221.554481] ? security_file_ioctl+0x6a/0xa0 [ 221.558864] ? SyS_clock_settime+0x1a0/0x1a0 [ 221.563244] ? security_file_ioctl+0x6a/0xa0 [ 221.567628] SyS_ioctl+0x74/0x80 [ 221.570985] ? do_vfs_ioctl+0xfb0/0xfb0 [ 221.574935] do_syscall_64+0x1c7/0x5b0 [ 221.578797] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 221.583621] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 221.588801] RIP: 0033:0x45c529 [ 221.591966] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 221.599648] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 221.606894] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 221.614139] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 221.621384] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 221.628628] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 221.635885] CPU: 0 PID: 10522 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 221.643764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 221.653106] Call Trace: [ 221.655681] dump_stack+0xf7/0x13b [ 221.659220] warn_alloc.cold.110+0xa2/0x1be [ 221.663543] ? zone_watermark_ok_safe+0x260/0x260 [ 221.668360] ? usleep_range+0x120/0x120 [ 221.672311] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 221.677391] ? call_timer_fn+0x570/0x570 [ 221.681428] ? unreserve_highatomic_pageblock+0x315/0x450 [ 221.686944] __alloc_pages_slowpath+0x2052/0x2650 [ 221.691871] ? warn_alloc+0x100/0x100 [ 221.695649] ? get_page_from_freelist+0x26e/0x23b0 [ 221.700558] ? __might_sleep+0x93/0xb0 [ 221.704444] __alloc_pages_nodemask+0x60d/0x770 [ 221.709089] ? __alloc_pages_slowpath+0x2650/0x2650 [ 221.714084] ? wait_for_completion+0x440/0x440 [ 221.718644] alloc_pages_current+0xd6/0x1b0 [ 221.722976] ion_page_pool_alloc+0x102/0x180 [ 221.727361] ion_system_heap_allocate+0x14e/0x930 [ 221.732180] ? ion_system_heap_free+0x270/0x270 [ 221.736828] ion_alloc+0x216/0x770 [ 221.740346] ? ion_dma_buf_release+0x40/0x40 [ 221.744731] ? kasan_check_write+0x14/0x20 [ 221.748940] ion_ioctl+0xe2/0x1b6 [ 221.752367] ? ion_alloc.cold.15+0x32/0x32 [ 221.756585] do_vfs_ioctl+0x180/0xfb0 [ 221.760363] ? __fget+0x1ad/0x2f0 [ 221.763801] ? ioctl_preallocate+0x1a0/0x1a0 [ 221.768185] ? __fget+0x1ca/0x2f0 [ 221.771617] ? security_file_ioctl+0x6a/0xa0 [ 221.776005] ? SyS_clock_settime+0x1a0/0x1a0 [ 221.780403] ? security_file_ioctl+0x6a/0xa0 [ 221.784789] SyS_ioctl+0x74/0x80 [ 221.788132] ? do_vfs_ioctl+0xfb0/0xfb0 [ 221.792081] do_syscall_64+0x1c7/0x5b0 [ 221.795944] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 221.800766] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 221.803439] Mem-Info: [ 221.805934] RIP: 0033:0x45c529 [ 221.808333] active_anon:7191 inactive_anon:7355 isolated_anon:0 [ 221.808333] active_file:14 inactive_file:13 isolated_file:0 [ 221.808333] unevictable:0 dirty:0 writeback:0 unstable:0 [ 221.808333] slab_reclaimable:11343 slab_unreclaimable:122604 [ 221.808333] mapped:703 shmem:8292 pagetables:487 bounce:0 [ 221.808333] free:13844 free_pcp:33 free_cma:0 [ 221.811491] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 221.851858] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 221.859104] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 221.866350] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 221.873595] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 221.880863] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 221.883422] Node 0 active_anon:28228kB inactive_anon:29412kB active_file:16kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2812kB dirty:0kB writeback:0kB shmem:33160kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 221.888507] CPU: 0 PID: 10511 Comm: syz-executor.5 Not tainted 4.14.196-syzkaller #0 [ 221.923509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 221.932868] Call Trace: [ 221.935873] dump_stack+0xf7/0x13b [ 221.939391] warn_alloc.cold.110+0xa2/0x1be [ 221.943721] ? zone_watermark_ok_safe+0x260/0x260 [ 221.948544] ? usleep_range+0x120/0x120 [ 221.952494] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 221.957574] ? call_timer_fn+0x570/0x570 [ 221.961615] ? unreserve_highatomic_pageblock+0x315/0x450 [ 221.963414] Node 1 active_anon:536kB inactive_anon:8kB active_file:40kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 221.967156] __alloc_pages_slowpath+0x2052/0x2650 [ 221.998010] ? warn_alloc+0x100/0x100 [ 222.001802] ? get_page_from_freelist+0x26e/0x23b0 [ 222.006905] ? __might_sleep+0x93/0xb0 [ 222.010769] __alloc_pages_nodemask+0x60d/0x770 [ 222.015422] ? __alloc_pages_slowpath+0x2650/0x2650 [ 222.020417] ? wait_for_completion+0x440/0x440 [ 222.024982] alloc_pages_current+0xd6/0x1b0 [ 222.029282] ion_page_pool_alloc+0x102/0x180 [ 222.033398] Node 0 DMA free:10380kB min:216kB low:268kB high:320kB active_anon:12kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 222.033690] ion_system_heap_allocate+0x14e/0x930 [ 222.033698] ? ion_system_heap_free+0x270/0x270 [ 222.069394] ion_alloc+0x216/0x770 [ 222.072913] ? ion_dma_buf_release+0x40/0x40 [ 222.077298] ? kasan_check_write+0x14/0x20 [ 222.081511] ion_ioctl+0xe2/0x1b6 [ 222.084952] ? ion_alloc.cold.15+0x32/0x32 [ 222.089180] do_vfs_ioctl+0x180/0xfb0 [ 222.092960] ? __fget+0x1ad/0x2f0 [ 222.093416] lowmem_reserve[]: 0 [ 222.096396] ? ioctl_preallocate+0x1a0/0x1a0 [ 222.096404] ? __fget+0x1ca/0x2f0 [ 222.099676] 2570 [ 222.104072] ? security_file_ioctl+0x6a/0xa0 [ 222.104079] ? SyS_clock_settime+0x1a0/0x1a0 [ 222.104083] ? security_file_ioctl+0x6a/0xa0 [ 222.104089] SyS_ioctl+0x74/0x80 [ 222.104095] ? do_vfs_ioctl+0xfb0/0xfb0 [ 222.104103] do_syscall_64+0x1c7/0x5b0 [ 222.113389] 2570 [ 222.113959] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 222.118336] 2570 [ 222.122732] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 222.143374] 2570 [ 222.147962] RIP: 0033:0x45c529 [ 222.150000] RSP: 002b:00007f7f2f42dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 222.153174] Node 0 [ 222.160864] RAX: ffffffffffffffda RBX: 00007f7f2f42e6d4 RCX: 000000000045c529 [ 222.160867] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 222.160870] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 222.160873] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 222.160875] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 222.161120] Mem-Info: [ 222.180819] CPU: 1 PID: 10519 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 222.185885] active_anon:7191 inactive_anon:7355 isolated_anon:0 [ 222.185885] active_file:14 inactive_file:113 isolated_file:0 [ 222.185885] unevictable:0 dirty:0 writeback:0 unstable:0 [ 222.185885] slab_reclaimable:11343 slab_unreclaimable:122587 [ 222.185885] mapped:703 shmem:8292 pagetables:487 bounce:0 [ 222.185885] free:25184 free_pcp:95 free_cma:0 [ 222.192581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 222.192584] Call Trace: [ 222.192596] dump_stack+0xf7/0x13b [ 222.192605] warn_alloc.cold.110+0xa2/0x1be [ 222.192612] ? zone_watermark_ok_safe+0x260/0x260 [ 222.192617] ? usleep_range+0x120/0x120 [ 222.192624] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 222.192633] ? call_timer_fn+0x570/0x570 [ 222.192641] ? unreserve_highatomic_pageblock+0x315/0x450 [ 222.192653] __alloc_pages_slowpath+0x2052/0x2650 [ 222.192668] ? warn_alloc+0x100/0x100 [ 222.204654] Node 0 active_anon:28228kB inactive_anon:29412kB active_file:16kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2812kB dirty:0kB writeback:0kB shmem:33160kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 222.210218] ? get_page_from_freelist+0x26e/0x23b0 [ 222.210231] ? __might_sleep+0x93/0xb0 [ 222.210239] __alloc_pages_nodemask+0x60d/0x770 [ 222.210250] ? __alloc_pages_slowpath+0x2650/0x2650 [ 222.282587] Node 1 active_anon:536kB inactive_anon:8kB active_file:40kB inactive_file:536kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:300kB dirty:0kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 222.286326] ? wait_for_completion+0x440/0x440 [ 222.286338] alloc_pages_current+0xd6/0x1b0 [ 222.286348] ion_page_pool_alloc+0x102/0x180 [ 222.286353] ion_system_heap_allocate+0x14e/0x930 [ 222.286360] ? ion_system_heap_free+0x270/0x270 [ 222.286371] ion_alloc+0x216/0x770 [ 222.286381] ? ion_dma_buf_release+0x40/0x40 [ 222.286390] ? kasan_check_write+0x14/0x20 [ 222.286397] ion_ioctl+0xe2/0x1b6 [ 222.286403] ? ion_alloc.cold.15+0x32/0x32 [ 222.286414] do_vfs_ioctl+0x180/0xfb0 [ 222.324270] Node 0 [ 222.327816] ? __fget+0x1ad/0x2f0 [ 222.327826] ? ioctl_preallocate+0x1a0/0x1a0 [ 222.331753] DMA free:10480kB min:216kB low:268kB high:320kB active_anon:12kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 222.336348] ? __fget+0x1ca/0x2f0 [ 222.336359] ? security_file_ioctl+0x6a/0xa0 [ 222.336365] ? SyS_clock_settime+0x1a0/0x1a0 [ 222.336369] ? security_file_ioctl+0x6a/0xa0 [ 222.336375] SyS_ioctl+0x74/0x80 [ 222.336381] ? do_vfs_ioctl+0xfb0/0xfb0 [ 222.336387] do_syscall_64+0x1c7/0x5b0 [ 222.336392] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 222.336402] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 222.336407] RIP: 0033:0x45c529 [ 222.336410] RSP: 002b:00007f45f655fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 222.378818] lowmem_reserve[]: [ 222.380951] RAX: ffffffffffffffda RBX: 00007f45f65606d4 RCX: 000000000045c529 [ 222.380955] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 222.380958] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 222.380961] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 222.380965] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 222.401381] 0 [ 222.429460] DMA32 free:24084kB min:36384kB low:45480kB high:54576kB active_anon:28216kB inactive_anon:29412kB active_file:16kB inactive_file:16kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6880kB pagetables:1752kB bounce:0kB free_pcp:128kB local_pcp:36kB free_cma:0kB [ 222.453456] 2570 [ 222.482916] syz-executor.0: [ 222.496092] 2570 [ 222.517610] page allocation failure: order:4 [ 222.524562] 2570 [ 222.531270] lowmem_reserve[]: [ 222.553636] 2570 [ 222.573733] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 222.603028] syz-executor.0 cpuset=/ mems_allowed=0-1 [ 222.613934] Node 0 DMA32 free:36100kB min:36384kB low:45480kB high:54576kB active_anon:28216kB inactive_anon:29412kB active_file:16kB inactive_file:16kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6880kB pagetables:1752kB bounce:0kB free_pcp:128kB local_pcp:124kB free_cma:0kB [ 222.616357] CPU: 1 PID: 10518 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 222.643481] lowmem_reserve[]: [ 222.650717] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 222.650722] 0 [ 222.653802] Call Trace: [ 222.653815] dump_stack+0xf7/0x13b [ 222.653824] warn_alloc.cold.110+0xa2/0x1be [ 222.653831] ? zone_watermark_ok_safe+0x260/0x260 [ 222.653846] ? __alloc_pages_direct_compact+0xc2/0x330 [ 222.653854] __alloc_pages_slowpath+0x2052/0x2650 [ 222.663196] 0 [ 222.664981] ? trace_hardirqs_off+0x10/0x10 [ 222.664989] ? warn_alloc+0x100/0x100 [ 222.664996] ? get_page_from_freelist+0x9ee/0x23b0 [ 222.665009] ? __might_sleep+0x93/0xb0 [ 222.665017] __alloc_pages_nodemask+0x60d/0x770 [ 222.667688] 0 [ 222.671088] ? retint_kernel+0x2d/0x2d [ 222.675497] 0 [ 222.680217] ? __alloc_pages_slowpath+0x2650/0x2650 [ 222.685799] 0 [ 222.690299] ? wait_for_completion+0x440/0x440 [ 222.696362] ? __list_del_entry_valid+0xb6/0xf3 [ 222.696371] alloc_pages_current+0xd6/0x1b0 [ 222.696379] ion_page_pool_alloc+0x102/0x180 [ 222.696385] ion_system_heap_allocate+0x14e/0x930 [ 222.696390] ? do_raw_spin_unlock+0x16a/0x250 [ 222.696397] ? ion_system_heap_free+0x270/0x270 [ 222.696408] ion_alloc+0x27f/0x770 [ 222.696417] ? ion_dma_buf_release+0x40/0x40 [ 222.696426] ? kasan_check_write+0x14/0x20 [ 222.696433] ion_ioctl+0xe2/0x1b6 [ 222.696438] ? ion_alloc.cold.15+0x32/0x32 [ 222.696451] do_vfs_ioctl+0x180/0xfb0 [ 222.696455] ? __fget+0x1ad/0x2f0 [ 222.696462] ? ioctl_preallocate+0x1a0/0x1a0 [ 222.696469] ? __fget+0x1ca/0x2f0 [ 222.696481] ? security_file_ioctl+0x6a/0xa0 [ 222.696487] ? SyS_clock_settime+0x1a0/0x1a0 [ 222.696492] ? security_file_ioctl+0x6a/0xa0 [ 222.696499] SyS_ioctl+0x74/0x80 [ 222.700300] Node 0 [ 222.705212] ? do_vfs_ioctl+0xfb0/0xfb0 [ 222.705218] do_syscall_64+0x1c7/0x5b0 [ 222.705222] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 222.705232] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 222.705236] RIP: 0033:0x45c529 [ 222.705239] RSP: 002b:00007f45f6580c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 222.705246] RAX: ffffffffffffffda RBX: 00007f45f65816d4 RCX: 000000000045c529 [ 222.705249] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 222.705252] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 222.705254] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 222.705257] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 222.713382] 0 [ 222.714302] 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 [ 222.715664] 0 [ 222.719650] warn_alloc_show_mem: 3 callbacks suppressed [ 222.719652] Mem-Info: [ 222.721834] 0 [ 222.726627] lowmem_reserve[]: [ 222.730929] 0 [ 222.732829] active_anon:7191 inactive_anon:7355 isolated_anon:0 [ 222.732829] active_file:11 inactive_file:608 isolated_file:0 [ 222.732829] unevictable:0 dirty:25 writeback:0 unstable:0 [ 222.732829] slab_reclaimable:11343 slab_unreclaimable:122587 [ 222.732829] mapped:1128 shmem:8292 pagetables:487 bounce:0 [ 222.732829] free:39357 free_pcp:243 free_cma:0 [ 222.737458] 0 [ 222.742299] 0 [ 222.751010] Node 0 active_anon:28228kB inactive_anon:29412kB active_file:16kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2812kB dirty:0kB writeback:0kB shmem:33160kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 222.755528] Node 0 [ 222.760544] 0 [ 222.766659] 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 [ 222.768286] Node 1 active_anon:536kB inactive_anon:8kB active_file:28kB inactive_file:2416kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1700kB dirty:100kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 222.772489] lowmem_reserve[]: [ 222.775924] 0 [ 222.780167] 0 [ 222.784536] Node 0 [ 222.790191] 0 [ 222.791912] 0 [ 222.806158] 0 [ 222.809195] DMA free:10492kB min:216kB low:268kB high:320kB active_anon:12kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 222.811799] 0 [ 222.817089] lowmem_reserve[]: [ 222.833318] 0 [ 222.839438] 0 [ 222.866200] Node 1 [ 222.872700] 0 [ 222.880316] Normal free:110000kB min:53504kB low:66880kB high:80256kB active_anon:536kB inactive_anon:8kB active_file:440kB inactive_file:2608kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:384kB pagetables:196kB bounce:0kB free_pcp:800kB local_pcp:56kB free_cma:0kB [ 222.884795] 2570 [ 222.906842] lowmem_reserve[]: [ 222.911071] Node 1 [ 222.913983] 0 [ 222.917465] Normal free:109784kB min:53504kB low:66880kB high:80256kB active_anon:536kB inactive_anon:8kB active_file:440kB inactive_file:2808kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:384kB pagetables:196kB bounce:0kB free_pcp:896kB local_pcp:720kB free_cma:0kB [ 222.918879] 0 [ 222.921144] lowmem_reserve[]: [ 222.928894] 0 [ 222.956319] 2570 [ 222.966876] 0 [ 222.987350] 0 [ 222.989511] 0 [ 222.991208] 0 [ 223.042746] 2570 [ 223.049250] Node 0 DMA: [ 223.052380] 2570 [ 223.053740] 114*4kB [ 223.060553] (UME) [ 223.083492] Node 0 [ 223.129063] 70*8kB [ 223.131646] 0 [ 223.142602] (UME) [ 223.163976] 0 [ 223.178401] chnl_net:caif_netlink_parms(): no params data found [ 223.179606] DMA32 free:36824kB min:36384kB low:45480kB high:54576kB active_anon:28216kB inactive_anon:29412kB active_file:20kB inactive_file:12kB unevictable:0kB writepending:8kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6880kB pagetables:1752kB bounce:0kB free_pcp:144kB local_pcp:228kB free_cma:0kB [ 223.198834] 26*16kB [ 223.200127] 0 [ 223.210691] (UM) [ 223.234420] lowmem_reserve[]: 0 0 0 0 0 [ 223.242707] 13*32kB [ 223.244177] Node 0 [ 223.245795] (UME) [ 223.246832] 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 [ 223.248989] 3*64kB [ 223.251019] lowmem_reserve[]: [ 223.279288] (ME) 2*128kB (UE) 2*256kB (ME) 3*512kB (UME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10488kB [ 223.282074] Node 0 [ 223.291498] Node 0 [ 223.291690] 0 0 0 0 0 [ 223.297952] DMA32: [ 223.298553] Node 1 [ 223.298555] 593*4kB (ME) [ 223.301230] DMA: [ 223.302979] 627*8kB (UME) [ 223.305759] 114*4kB (UME) 71*8kB (UME) 26*16kB (UM) 13*32kB (UME) 3*64kB (ME) 2*128kB [ 223.307917] Normal free:107452kB min:53504kB low:66880kB high:80256kB active_anon:540kB inactive_anon:8kB active_file:236kB inactive_file:3052kB unevictable:0kB writepending:144kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:448kB pagetables:196kB bounce:0kB free_pcp:816kB local_pcp:152kB free_cma:0kB [ 223.310739] (UE) [ 223.322620] 115*16kB [ 223.347806] 2*256kB (ME) 3*512kB (UME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10496kB [ 223.352509] lowmem_reserve[]: 0 0 0 0 0 [ 223.360822] Node 0 [ 223.364580] Node 0 [ 223.364853] DMA32: [ 223.366808] DMA: 114*4kB (UME) 71*8kB (UME) 26*16kB (UM) 13*32kB (UME) 3*64kB (ME) 2*128kB (UE) 2*256kB (ME) 3*512kB (UME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10496kB [ 223.366859] Node 0 DMA32: 594*4kB (UME) 627*8kB (UME) 115*16kB (UME) 81*32kB (UMEH) 78*64kB (UMH) 35*128kB (UM) 12*256kB (UM) 24*512kB (U) 1*1024kB [ 223.367200] (UME) [ 223.369825] 594*4kB [ 223.371364] 81*32kB (UMEH) 78*64kB (UMH) 35*128kB (UM) 12*256kB (UM) 24*512kB (U) 1*1024kB [ 223.386800] (UME) 627*8kB (UME) 115*16kB (UME) 81*32kB (UMEH) 78*64kB (UMH) 35*128kB (UM) 12*256kB (UM) 24*512kB (U) 1*1024kB (U) 0*2048kB 0*4096kB = 37680kB [ 223.416897] (U) [ 223.430601] Node 0 [ 223.430752] 0*2048kB [ 223.433067] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 223.438277] 0*4096kB [ 223.447968] (U) [ 223.448362] Node 1 [ 223.450367] 0*2048kB 0*4096kB = 37676kB [ 223.450374] 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 [ 223.450408] Node 1 Normal: [ 223.452942] Normal: [ 223.458041] = 37680kB [ 223.459390] 279*4kB [ 223.469394] 279*4kB (UME) 109*8kB (UM) 399*16kB [ 223.472692] (UME) [ 223.478066] (U) [ 223.479808] 109*8kB [ 223.484278] 776*32kB (UME) 649*64kB (UME) [ 223.486993] Node 0 [ 223.488386] 214*128kB (U) 5*256kB (U) 6*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 106484kB [ 223.488410] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 223.488414] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 223.488417] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 223.488421] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 223.488424] 9463 total pagecache pages [ 223.488431] 0 pages in swap cache [ 223.491026] (UM) [ 223.499009] Swap cache stats: add 0, delete 0, find 0/0 [ 223.506077] Normal: [ 223.518640] Free swap = 0kB [ 223.523298] 399*16kB [ 223.532656] Total swap = 0kB [ 223.540734] 0*4kB [ 223.549122] 1965979 pages RAM [ 223.550171] 0*8kB [ 223.563677] 0 pages HighMem/MovableOnly [ 223.566302] (U) [ 223.568410] 335857 pages reserved [ 223.571486] 776*32kB [ 223.577392] 0 pages cma reserved [ 223.581925] 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 223.597187] Node 1 Normal: 279*4kB (UME) 1*8kB (M) 385*16kB (UM) 776*32kB (UME) 649*64kB (UME) 214*128kB (U) 5*256kB (U) 5*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 104884kB [ 223.607229] (UME) [ 223.614931] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 223.621788] bridge0: port 1(bridge_slave_0) entered blocking state [ 223.626387] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 223.633226] 649*64kB (UME) 214*128kB (U) 5*256kB (U) 6*512kB (UM) 0*1024kB 0*2048kB [ 223.641190] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 223.642166] bridge0: port 1(bridge_slave_0) entered disabled state [ 223.649415] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 223.664691] 9463 total pagecache pages [ 223.677195] 0 pages in swap cache [ 223.677575] 0*4096kB [ 223.680628] Swap cache stats: add 0, delete 0, find 0/0 [ 223.680632] = 106484kB [ 223.683012] Free swap = 0kB [ 223.683015] Total swap = 0kB [ 223.689108] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 223.691031] device bridge_slave_0 entered promiscuous mode [ 223.697695] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 223.706012] 1965979 pages RAM [ 223.711882] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 223.720215] 0 pages HighMem/MovableOnly [ 223.720219] 335857 pages reserved [ 223.720221] 0 pages cma reserved [ 223.722438] bridge0: port 2(bridge_slave_1) entered blocking state [ 223.743296] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 223.749432] bridge0: port 2(bridge_slave_1) entered disabled state [ 223.764473] 9463 total pagecache pages [ 223.768362] 0 pages in swap cache [ 223.768615] device bridge_slave_1 entered promiscuous mode [ 223.771819] Swap cache stats: add 0, delete 0, find 0/0 [ 223.783081] Free swap = 0kB [ 223.790632] Total swap = 0kB [ 223.807489] 1965979 pages RAM [ 223.810608] 0 pages HighMem/MovableOnly [ 223.846929] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 223.847203] 335857 pages reserved [ 223.875932] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 223.913222] 0 pages cma reserved [ 223.916607] Out of memory: Kill process 6445 (syz-execprog) score 1 or sacrifice child [ 223.942009] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 223.943403] Killed process 10509 (syz-executor.4) total-vm:39756kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB [ 223.983890] team0: Port device team_slave_0 added [ 223.989583] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 224.023480] team0: Port device team_slave_1 added 2020/09/03 14:29:08 executed programs: 60 [ 224.308315] syz-executor.1: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 224.347091] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 224.368169] CPU: 0 PID: 10677 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 224.376072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 224.385418] Call Trace: [ 224.388003] dump_stack+0xf7/0x13b [ 224.391540] warn_alloc.cold.110+0xa2/0x1be [ 224.395860] ? zone_watermark_ok_safe+0x260/0x260 [ 224.400712] ? __lock_is_held+0xb5/0x140 [ 224.404775] ? __alloc_pages_direct_compact+0x28d/0x330 [ 224.410134] __alloc_pages_slowpath+0x2052/0x2650 [ 224.414975] ? trace_hardirqs_off+0x10/0x10 [ 224.419292] ? warn_alloc+0x100/0x100 [ 224.423086] ? get_page_from_freelist+0x9ee/0x23b0 [ 224.428013] ? __might_sleep+0x93/0xb0 [ 224.431895] __alloc_pages_nodemask+0x60d/0x770 [ 224.436668] ? trace_hardirqs_off+0x10/0x10 [ 224.440976] ? lock_downgrade+0x7f0/0x7f0 [ 224.445115] ? __alloc_pages_slowpath+0x2650/0x2650 [ 224.450127] ? wait_for_completion+0x440/0x440 [ 224.454704] alloc_pages_current+0xd6/0x1b0 [ 224.459020] ion_page_pool_alloc+0x102/0x180 [ 224.464199] ion_system_heap_allocate+0x14e/0x930 [ 224.469028] ? ion_system_heap_free+0x270/0x270 [ 224.473687] ion_alloc+0x216/0x770 [ 224.477223] ? ion_dma_buf_release+0x40/0x40 [ 224.481632] ? kasan_check_write+0x14/0x20 [ 224.485851] ion_ioctl+0xe2/0x1b6 [ 224.489277] ? ion_alloc.cold.15+0x32/0x32 [ 224.493487] do_vfs_ioctl+0x180/0xfb0 [ 224.497292] ? __fget+0x1ad/0x2f0 [ 224.500734] ? ioctl_preallocate+0x1a0/0x1a0 [ 224.505148] ? __fget+0x1ca/0x2f0 [ 224.508588] ? security_file_ioctl+0x6a/0xa0 [ 224.512970] ? SyS_clock_settime+0x1a0/0x1a0 [ 224.517363] ? security_file_ioctl+0x6a/0xa0 [ 224.521747] SyS_ioctl+0x74/0x80 [ 224.525088] ? do_vfs_ioctl+0xfb0/0xfb0 [ 224.529037] do_syscall_64+0x1c7/0x5b0 [ 224.532896] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 224.537718] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 224.542891] RIP: 0033:0x45c529 [ 224.546055] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 224.553738] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 224.560982] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 224.568229] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 224.575484] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 224.582727] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 224.637113] warn_alloc_show_mem: 2 callbacks suppressed [ 224.637116] Mem-Info: [ 224.645043] active_anon:7193 inactive_anon:7355 isolated_anon:12 [ 224.645043] active_file:745 inactive_file:2294 isolated_file:0 [ 224.645043] unevictable:0 dirty:47 writeback:0 unstable:0 [ 224.645043] slab_reclaimable:11338 slab_unreclaimable:122559 [ 224.645043] mapped:2769 shmem:8292 pagetables:487 bounce:0 [ 224.645043] free:57977 free_pcp:681 free_cma:0 [ 224.720706] Node 0 active_anon:28228kB inactive_anon:29412kB active_file:320kB inactive_file:7308kB unevictable:0kB isolated(anon):48kB isolated(file):0kB mapped:7112kB dirty:8kB writeback:0kB shmem:33160kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 224.788780] Node 1 active_anon:544kB inactive_anon:8kB active_file:2660kB inactive_file:1868kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3964kB dirty:180kB writeback:0kB shmem:8kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 224.834204] Node 0 DMA free:10584kB min:216kB low:268kB high:320kB active_anon:12kB inactive_anon:0kB active_file:0kB inactive_file:40kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 224.874130] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 224.881824] Node 0 DMA32 free:135676kB min:36384kB low:45480kB high:54576kB active_anon:28216kB inactive_anon:29412kB active_file:320kB inactive_file:7308kB unevictable:0kB writepending:8kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6944kB pagetables:1752kB bounce:0kB free_pcp:1372kB local_pcp:668kB free_cma:0kB [ 224.939008] lowmem_reserve[]: 0 0 0 0 0 [ 224.944261] 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 [ 224.975932] lowmem_reserve[]: 0 0 0 0 0 [ 224.999337] Node 1 Normal free:206388kB min:53504kB low:66880kB high:80256kB active_anon:544kB inactive_anon:8kB active_file:2660kB inactive_file:2028kB unevictable:0kB writepending:180kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:320kB pagetables:196kB bounce:0kB free_pcp:1384kB local_pcp:728kB free_cma:0kB [ 225.049002] syz-executor.5: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 225.061067] syz-executor.0: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 225.075092] syz-executor.0 cpuset=/ mems_allowed=0-1 [ 225.087665] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 225.091971] CPU: 1 PID: 10519 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 225.100663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 225.110012] Call Trace: [ 225.112591] dump_stack+0xf7/0x13b [ 225.116119] warn_alloc.cold.110+0xa2/0x1be [ 225.119789] lowmem_reserve[]: 0 [ 225.120428] ? zone_watermark_ok_safe+0x260/0x260 [ 225.120442] ? __alloc_pages_direct_compact+0xc2/0x330 [ 225.131379] 0 [ 225.133810] __alloc_pages_slowpath+0x2052/0x2650 [ 225.133823] ? trace_hardirqs_off+0x10/0x10 [ 225.133831] ? warn_alloc+0x100/0x100 [ 225.133838] ? get_page_from_freelist+0x9ee/0x23b0 [ 225.133851] ? __might_sleep+0x93/0xb0 [ 225.133858] __alloc_pages_nodemask+0x60d/0x770 [ 225.141091] 0 [ 225.144765] ? trace_hardirqs_off+0x10/0x10 [ 225.144771] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 225.144780] ? __alloc_pages_slowpath+0x2650/0x2650 [ 225.144788] ? wait_for_completion+0x440/0x440 [ 225.144797] alloc_pages_current+0xd6/0x1b0 [ 225.144805] ion_page_pool_alloc+0x102/0x180 [ 225.144810] ion_system_heap_allocate+0x14e/0x930 [ 225.144815] ? do_raw_spin_unlock+0x16a/0x250 [ 225.144821] ? ion_system_heap_free+0x270/0x270 [ 225.144832] ion_alloc+0x27f/0x770 [ 225.144841] ? ion_dma_buf_release+0x40/0x40 [ 225.144850] ? kasan_check_write+0x14/0x20 [ 225.157331] 0 [ 225.157407] ion_ioctl+0xe2/0x1b6 [ 225.171807] 0 [ 225.172942] ? ion_alloc.cold.15+0x32/0x32 [ 225.172953] do_vfs_ioctl+0x180/0xfb0 [ 225.172959] ? __fget+0x1ad/0x2f0 [ 225.172965] ? ioctl_preallocate+0x1a0/0x1a0 [ 225.172974] ? __fget+0x1ca/0x2f0 [ 225.182531] ? security_file_ioctl+0x6a/0xa0 [ 225.182537] ? SyS_clock_settime+0x1a0/0x1a0 [ 225.182541] ? security_file_ioctl+0x6a/0xa0 [ 225.201361] Node 0 [ 225.205165] SyS_ioctl+0x74/0x80 [ 225.205171] ? do_vfs_ioctl+0xfb0/0xfb0 [ 225.205178] do_syscall_64+0x1c7/0x5b0 [ 225.205182] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 225.205193] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 225.205198] RIP: 0033:0x45c529 [ 225.205200] RSP: 002b:00007f45f655fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 225.205206] RAX: ffffffffffffffda RBX: 00007f45f65606d4 RCX: 000000000045c529 [ 225.205210] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 225.216448] DMA: [ 225.217368] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 225.224590] 51*4kB [ 225.228600] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 225.228604] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 225.260797] CPU: 1 PID: 10511 Comm: syz-executor.5 Not tainted 4.14.196-syzkaller #0 [ 225.265285] (UME) [ 225.266976] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 225.270840] 80*8kB [ 225.275652] Call Trace: [ 225.275665] dump_stack+0xf7/0x13b [ 225.275674] warn_alloc.cold.110+0xa2/0x1be [ 225.275681] ? zone_watermark_ok_safe+0x260/0x260 [ 225.275695] ? __alloc_pages_direct_compact+0xc2/0x330 [ 225.275708] __alloc_pages_slowpath+0x2052/0x2650 [ 225.275720] ? trace_hardirqs_off+0x10/0x10 [ 225.275729] ? warn_alloc+0x100/0x100 [ 225.282935] (UME) [ 225.284089] ? get_page_from_freelist+0x9ee/0x23b0 [ 225.291761] 62*16kB [ 225.299044] ? __might_sleep+0x93/0xb0 [ 225.299052] __alloc_pages_nodemask+0x60d/0x770 [ 225.299059] ? trace_hardirqs_off+0x10/0x10 [ 225.299065] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 225.299071] ? __alloc_pages_slowpath+0x2650/0x2650 [ 225.299078] ? wait_for_completion+0x440/0x440 [ 225.299088] alloc_pages_current+0xd6/0x1b0 [ 225.299096] ion_page_pool_alloc+0x102/0x180 [ 225.299102] ion_system_heap_allocate+0x14e/0x930 [ 225.299108] ? do_raw_spin_unlock+0x16a/0x250 [ 225.310938] (UM) [ 225.315737] ? ion_system_heap_free+0x270/0x270 [ 225.315748] ion_alloc+0x27f/0x770 [ 225.315756] ? ion_dma_buf_release+0x40/0x40 [ 225.315765] ? kasan_check_write+0x14/0x20 [ 225.315772] ion_ioctl+0xe2/0x1b6 [ 225.315777] ? ion_alloc.cold.15+0x32/0x32 [ 225.315787] do_vfs_ioctl+0x180/0xfb0 [ 225.315793] ? __fget+0x1ad/0x2f0 [ 225.315799] ? ioctl_preallocate+0x1a0/0x1a0 [ 225.315807] ? __fget+0x1ca/0x2f0 [ 225.315819] ? security_file_ioctl+0x6a/0xa0 [ 225.315825] ? SyS_clock_settime+0x1a0/0x1a0 [ 225.315829] ? security_file_ioctl+0x6a/0xa0 [ 225.315835] SyS_ioctl+0x74/0x80 [ 225.315840] ? do_vfs_ioctl+0xfb0/0xfb0 [ 225.315846] do_syscall_64+0x1c7/0x5b0 [ 225.315850] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 225.315862] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 225.333176] 18*32kB [ 225.340432] RIP: 0033:0x45c529 [ 225.342577] (UME) [ 225.351908] RSP: 002b:00007f7f2f42dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 225.351914] RAX: ffffffffffffffda RBX: 00007f7f2f42e6d4 RCX: 000000000045c529 [ 225.351916] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 225.351919] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 225.351921] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 225.351924] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 225.570721] 3*64kB (ME) 1*128kB (E) 2*256kB (ME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10412kB [ 225.583141] Node 0 DMA32: 15944*4kB (UMEH) 11600*8kB (UEH) 3222*16kB (UMEH) 1222*32kB (UEH) 19*64kB (UMH) 2*128kB (U) 2*256kB (U) 2*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 250240kB [ 225.599508] 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 [ 225.612270] Node 1 Normal: 29247*4kB (U) 5465*8kB (U) 1051*16kB (U) 1578*32kB (U) 7*64kB (U) 6*128kB (U) 152*256kB (U) 15*512kB (U) 24*1024kB (U) 0*2048kB 0*4096kB = 300404kB [ 225.628764] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 225.638597] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 225.663090] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 225.676684] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 225.680429] syz-executor.1: [ 225.689241] 11278 total pagecache pages [ 225.691714] syz-executor.3: [ 225.692272] 0 pages in swap cache [ 225.697287] syz-executor.2: [ 225.701904] Swap cache stats: add 0, delete 0, find 0/0 [ 225.708690] page allocation failure: order:4 [ 225.715971] page allocation failure: order:4 [ 225.720496] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 225.725060] page allocation failure: order:4 [ 225.732975] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 225.738064] Free swap = 0kB [ 225.738685] (null) [ 225.748551] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 225.757518] (null) [ 225.764625] Total swap = 0kB [ 225.770233] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 225.773693] 1965979 pages RAM [ 225.777716] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 225.780696] 0 pages HighMem/MovableOnly [ 225.786975] CPU: 1 PID: 10680 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 225.789801] syz-executor.1 cpuset= [ 225.795547] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 225.795552] Call Trace: [ 225.795564] dump_stack+0xf7/0x13b [ 225.795574] warn_alloc.cold.110+0xa2/0x1be [ 225.795580] ? zone_watermark_ok_safe+0x260/0x260 [ 225.795586] ? __lock_is_held+0xb5/0x140 [ 225.795599] ? __alloc_pages_direct_compact+0x28d/0x330 [ 225.795608] __alloc_pages_slowpath+0x2052/0x2650 [ 225.795619] ? trace_hardirqs_off+0x10/0x10 [ 225.795627] ? warn_alloc+0x100/0x100 [ 225.795633] ? get_page_from_freelist+0x9ee/0x23b0 [ 225.795644] ? __might_sleep+0x93/0xb0 [ 225.795650] __alloc_pages_nodemask+0x60d/0x770 [ 225.795657] ? __alloc_pages_slowpath+0x2650/0x2650 [ 225.795666] ? wait_for_completion+0x440/0x440 [ 225.795676] alloc_pages_current+0xd6/0x1b0 [ 225.795685] ion_page_pool_alloc+0x102/0x180 [ 225.795690] ion_system_heap_allocate+0x14e/0x930 [ 225.795697] ? ion_system_heap_free+0x270/0x270 [ 225.795707] ion_alloc+0x216/0x770 [ 225.795716] ? ion_dma_buf_release+0x40/0x40 [ 225.795725] ? kasan_check_write+0x14/0x20 [ 225.795732] ion_ioctl+0xe2/0x1b6 [ 225.795738] ? ion_alloc.cold.15+0x32/0x32 [ 225.795749] do_vfs_ioctl+0x180/0xfb0 [ 225.795755] ? __fget+0x1ad/0x2f0 [ 225.795762] ? ioctl_preallocate+0x1a0/0x1a0 [ 225.795771] ? __fget+0x1ca/0x2f0 [ 225.795782] ? security_file_ioctl+0x6a/0xa0 [ 225.795795] ? SyS_clock_settime+0x1a0/0x1a0 [ 225.932166] ? security_file_ioctl+0x6a/0xa0 [ 225.936564] SyS_ioctl+0x74/0x80 [ 225.939908] ? do_vfs_ioctl+0xfb0/0xfb0 [ 225.943856] do_syscall_64+0x1c7/0x5b0 [ 225.947715] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 225.952532] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 225.957704] RIP: 0033:0x45c529 2020/09/03 14:29:09 result: hanged=false err=executor 4: EOF [ 225.960867] RSP: 002b:00007fb874e56c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 225.968553] RAX: ffffffffffffffda RBX: 00007fb874e576d4 RCX: 000000000045c529 [ 225.975797] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 225.983042] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 225.990284] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 225.997526] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 226.012815] 335857 pages reserved [ 226.016358] 0 pages cma reserved [ 226.016365] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 226.023836] / mems_allowed=0-1 [ 226.039621] CPU: 1 PID: 10522 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 226.047515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 226.056865] Call Trace: [ 226.059442] dump_stack+0xf7/0x13b [ 226.062974] warn_alloc.cold.110+0xa2/0x1be [ 226.067285] ? zone_watermark_ok_safe+0x260/0x260 [ 226.072109] ? __alloc_pages_direct_compact+0xc2/0x330 [ 226.077373] __alloc_pages_slowpath+0x2052/0x2650 [ 226.082217] ? trace_hardirqs_off+0x10/0x10 [ 226.086534] ? warn_alloc+0x100/0x100 [ 226.090337] ? get_page_from_freelist+0x9ee/0x23b0 [ 226.095270] ? __might_sleep+0x93/0xb0 [ 226.099251] __alloc_pages_nodemask+0x60d/0x770 [ 226.103917] ? __alloc_pages_slowpath+0x2650/0x2650 [ 226.108945] ? wait_for_completion+0x440/0x440 [ 226.113517] alloc_pages_current+0xd6/0x1b0 [ 226.117817] ion_page_pool_alloc+0x102/0x180 [ 226.122199] ion_system_heap_allocate+0x14e/0x930 [ 226.122809] syz-executor.2 cpuset= [ 226.127017] ? do_raw_spin_unlock+0x16a/0x250 [ 226.127022] / [ 226.130535] ? ion_system_heap_free+0x270/0x270 [ 226.141360] ion_alloc+0x27f/0x770 [ 226.144895] ? ion_dma_buf_release+0x40/0x40 [ 226.149328] ? kasan_check_write+0x14/0x20 [ 226.153547] ion_ioctl+0xe2/0x1b6 [ 226.156976] ? ion_alloc.cold.15+0x32/0x32 [ 226.161187] do_vfs_ioctl+0x180/0xfb0 [ 226.164967] ? __fget+0x1ad/0x2f0 [ 226.168407] ? ioctl_preallocate+0x1a0/0x1a0 [ 226.172801] ? __fget+0x1ca/0x2f0 [ 226.176248] ? security_file_ioctl+0x6a/0xa0 [ 226.180646] ? SyS_clock_settime+0x1a0/0x1a0 [ 226.182803] mems_allowed=0-1 [ 226.185037] ? security_file_ioctl+0x6a/0xa0 [ 226.192502] SyS_ioctl+0x74/0x80 [ 226.195850] ? do_vfs_ioctl+0xfb0/0xfb0 [ 226.199812] do_syscall_64+0x1c7/0x5b0 [ 226.203678] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 226.208497] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 226.213667] RIP: 0033:0x45c529 [ 226.216842] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 226.224538] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 226.231789] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 226.239042] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 226.246295] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 226.253887] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 226.261147] CPU: 0 PID: 10683 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 226.269026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 226.278459] Call Trace: [ 226.281044] dump_stack+0xf7/0x13b [ 226.284582] warn_alloc.cold.110+0xa2/0x1be [ 226.288901] ? zone_watermark_ok_safe+0x260/0x260 [ 226.293731] ? rcu_read_lock_sched_held+0x108/0x120 [ 226.298737] ? compaction_deferred+0x1fe/0x2d0 [ 226.303321] ? __alloc_pages_direct_compact+0xc2/0x330 [ 226.308594] __alloc_pages_slowpath+0x2052/0x2650 [ 226.313430] ? trace_hardirqs_off+0x10/0x10 [ 226.317743] ? warn_alloc+0x100/0x100 [ 226.321533] ? get_page_from_freelist+0x9ee/0x23b0 [ 226.326459] ? __might_sleep+0x93/0xb0 [ 226.330335] __alloc_pages_nodemask+0x60d/0x770 [ 226.334991] ? trace_hardirqs_off+0x10/0x10 [ 226.339310] ? __alloc_pages_slowpath+0x2650/0x2650 [ 226.344318] ? wait_for_completion+0x440/0x440 [ 226.348894] alloc_pages_current+0xd6/0x1b0 [ 226.353206] ion_page_pool_alloc+0x102/0x180 [ 226.357604] ion_system_heap_allocate+0x14e/0x930 [ 226.362435] ? ion_system_heap_free+0x270/0x270 [ 226.367097] ion_alloc+0x216/0x770 [ 226.370632] ? ion_dma_buf_release+0x40/0x40 [ 226.375036] ? kasan_check_write+0x14/0x20 [ 226.379260] ion_ioctl+0xe2/0x1b6 [ 226.382700] ? ion_alloc.cold.15+0x32/0x32 [ 226.386936] do_vfs_ioctl+0x180/0xfb0 [ 226.390727] ? __fget+0x1ad/0x2f0 [ 226.394170] ? ioctl_preallocate+0x1a0/0x1a0 [ 226.398567] ? __fget+0x1ca/0x2f0 [ 226.402015] ? security_file_ioctl+0x6a/0xa0 [ 226.406413] ? SyS_clock_settime+0x1a0/0x1a0 [ 226.410810] ? security_file_ioctl+0x6a/0xa0 [ 226.415210] SyS_ioctl+0x74/0x80 [ 226.418564] ? do_vfs_ioctl+0xfb0/0xfb0 [ 226.422530] do_syscall_64+0x1c7/0x5b0 [ 226.426413] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 226.431255] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 226.436432] RIP: 0033:0x45c529 [ 226.439610] RSP: 002b:00007fb874e35c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 226.447425] RAX: ffffffffffffffda RBX: 00007fb874e366d4 RCX: 000000000045c529 [ 226.454684] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 226.461944] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 226.469204] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 226.476809] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 226.487481] systemd-journal invoked oom-killer: gfp_mask=0x14040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0 [ 226.500321] systemd-journal cpuset=/ mems_allowed=0-1 [ 226.515299] CPU: 0 PID: 10319 Comm: systemd-journal Not tainted 4.14.196-syzkaller #0 [ 226.523275] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 226.532616] Call Trace: [ 226.535181] dump_stack+0xf7/0x13b [ 226.538700] dump_header+0x160/0x63f [ 226.542387] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 226.547462] ? ___ratelimit+0x243/0x519 [ 226.551420] ? do_raw_spin_unlock+0x16a/0x250 [ 226.555889] oom_kill_process.cold.24+0xb/0xa1a [ 226.560530] ? out_of_memory+0x7f9/0x1030 [ 226.564651] ? lock_downgrade+0x7f0/0x7f0 [ 226.568772] out_of_memory+0x2b0/0x1030 [ 226.572722] ? oom_killer_disable+0x1a0/0x1a0 [ 226.577191] ? __alloc_pages_slowpath+0xb69/0x2650 [ 226.582104] __alloc_pages_slowpath+0x1ef3/0x2650 [ 226.586927] ? warn_alloc+0x100/0x100 [ 226.590699] ? get_page_from_freelist+0x9ee/0x23b0 [ 226.595605] ? __might_sleep+0x93/0xb0 [ 226.599465] __alloc_pages_nodemask+0x60d/0x770 [ 226.604108] ? __alloc_pages_slowpath+0x2650/0x2650 [ 226.609096] ? __alloc_pages_nodemask+0x61a/0x770 [ 226.613924] ? cache_grow_begin+0x332/0x3f0 [ 226.618235] cache_grow_begin+0x80/0x3f0 [ 226.622271] fallback_alloc+0x203/0x2c0 [ 226.626220] ____cache_alloc_node+0x1c7/0x1e0 [ 226.630688] kmem_cache_alloc+0x1f8/0x790 [ 226.634809] ? kern_path_mountpoint+0x40/0x40 [ 226.639279] getname_flags+0xb8/0x520 [ 226.643054] getname+0xd/0x10 [ 226.646136] do_sys_open+0x13f/0x340 [ 226.649825] ? filp_open+0x50/0x50 [ 226.653340] ? do_sys_open+0x340/0x340 [ 226.657215] SyS_open+0x19/0x20 [ 226.660472] do_syscall_64+0x1c7/0x5b0 [ 226.664333] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 226.669151] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 226.674314] RIP: 0033:0x7f8885151840 [ 226.677999] RSP: 002b:00007ffdc5a54ff8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 226.685687] RAX: ffffffffffffffda RBX: 00007ffdc5a55300 RCX: 00007f8885151840 [ 226.692941] RDX: 00000000000001a0 RSI: 0000000000080042 RDI: 0000559a8d682e30 [ 226.700184] RBP: 000000000000000d R08: 000000000000ffc0 R09: 00000000ffffffff [ 226.707448] R10: 0000000000000069 R11: 0000000000000246 R12: 00000000ffffffff [ 226.714702] R13: 0000559a8d67e060 R14: 00007ffdc5a552c0 R15: 0000559a8d682f60 [ 226.733461] CPU: 0 PID: 10678 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 226.734511] warn_alloc_show_mem: 2 callbacks suppressed [ 226.734514] Mem-Info: [ 226.741350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 226.741353] Call Trace: [ 226.741366] dump_stack+0xf7/0x13b [ 226.741378] warn_alloc.cold.110+0xa2/0x1be [ 226.747703] active_anon:7236 inactive_anon:7355 isolated_anon:0 [ 226.747703] active_file:1344 inactive_file:1289 isolated_file:30 [ 226.747703] unevictable:0 dirty:28 writeback:0 unstable:0 [ 226.747703] slab_reclaimable:11327 slab_unreclaimable:121968 [ 226.747703] mapped:2732 shmem:8292 pagetables:477 bounce:0 [ 226.747703] free:13819 free_pcp:110 free_cma:0 [ 226.749137] ? zone_watermark_ok_safe+0x260/0x260 [ 226.749157] ? __alloc_pages_direct_compact+0xc2/0x330 [ 226.758719] Node 0 active_anon:28464kB inactive_anon:29416kB active_file:3588kB inactive_file:4340kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8428kB dirty:96kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 226.761061] __alloc_pages_slowpath+0x2052/0x2650 [ 226.761074] ? trace_hardirqs_off+0x10/0x10 [ 226.761083] ? warn_alloc+0x100/0x100 [ 226.764715] Node 1 active_anon:480kB inactive_anon:4kB active_file:1788kB inactive_file:816kB unevictable:0kB isolated(anon):0kB isolated(file):120kB mapped:2500kB dirty:16kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 226.768898] ? get_page_from_freelist+0x9ee/0x23b0 [ 226.768912] ? __might_sleep+0x93/0xb0 [ 226.768924] __alloc_pages_nodemask+0x60d/0x770 [ 226.802454] Node 0 [ 226.807123] ? __alloc_pages_slowpath+0x2650/0x2650 [ 226.807133] ? wait_for_completion+0x440/0x440 [ 226.807138] ? __list_del_entry_valid+0xb6/0xf3 [ 226.807149] alloc_pages_current+0xd6/0x1b0 [ 226.807158] ion_page_pool_alloc+0x102/0x180 [ 226.807163] ion_system_heap_allocate+0x14e/0x930 [ 226.812524] DMA free:10372kB min:216kB low:268kB high:320kB active_anon:12kB inactive_anon:0kB active_file:20kB inactive_file:8kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 226.840149] ? ion_system_heap_free+0x270/0x270 [ 226.840160] ion_alloc+0x216/0x770 [ 226.840170] ? ion_dma_buf_release+0x40/0x40 [ 226.840181] ? kasan_check_write+0x14/0x20 [ 226.840188] ion_ioctl+0xe2/0x1b6 [ 226.840194] ? ion_alloc.cold.15+0x32/0x32 [ 226.845139] lowmem_reserve[]: [ 226.849315] do_vfs_ioctl+0x180/0xfb0 [ 226.849321] ? __fget+0x1ad/0x2f0 [ 226.849327] ? ioctl_preallocate+0x1a0/0x1a0 [ 226.849336] ? __fget+0x1ca/0x2f0 [ 226.853214] 0 [ 226.880498] ? security_file_ioctl+0x6a/0xa0 [ 226.880506] ? SyS_clock_settime+0x1a0/0x1a0 [ 226.880510] ? security_file_ioctl+0x6a/0xa0 [ 226.880518] SyS_ioctl+0x74/0x80 [ 226.880524] ? do_vfs_ioctl+0xfb0/0xfb0 [ 226.880531] do_syscall_64+0x1c7/0x5b0 [ 226.880541] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 226.885563] 2570 [ 226.890350] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 226.890356] RIP: 0033:0x45c529 [ 226.890359] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 226.890366] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 226.895135] 2570 [ 226.897232] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 226.897235] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 226.897238] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 226.897242] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 227.082751] 2570 2570 [ 227.085325] Node 0 DMA32 free:18088kB min:36384kB low:45480kB high:54576kB active_anon:28452kB inactive_anon:29416kB active_file:3928kB inactive_file:3780kB unevictable:0kB writepending:112kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:7040kB pagetables:1856kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 227.114785] lowmem_reserve[]: 0 0 0 0 0 [ 227.118984] Mem-Info: [ 227.121518] active_anon:7236 inactive_anon:7355 isolated_anon:0 [ 227.121518] active_file:1135 inactive_file:1041 isolated_file:14 [ 227.121518] unevictable:0 dirty:33 writeback:0 unstable:0 [ 227.121518] slab_reclaimable:11327 slab_unreclaimable:121968 [ 227.121518] mapped:2486 shmem:8292 pagetables:487 bounce:0 [ 227.121518] free:13763 free_pcp:0 free_cma:0 [ 227.122151] 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 [ 227.202646] Node 0 active_anon:28464kB inactive_anon:29416kB active_file:3144kB inactive_file:3088kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:7984kB dirty:112kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 227.206622] lowmem_reserve[]: 0 0 0 0 0 [ 227.286879] Node 1 Normal free:26476kB min:53504kB low:66880kB high:80256kB active_anon:480kB inactive_anon:4kB active_file:388kB inactive_file:280kB unevictable:0kB writepending:20kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:288kB pagetables:92kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 227.294858] Node 1 active_anon:480kB inactive_anon:4kB active_file:24kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):56kB mapped:160kB dirty:20kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 227.316787] lowmem_reserve[]: 0 0 0 0 0 [ 227.346084] Node 0 DMA free:10372kB min:216kB low:268kB high:320kB active_anon:12kB inactive_anon:0kB active_file:8kB inactive_file:8kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 227.346440] Node 0 DMA: 33*4kB (UME) 82*8kB (UME) 63*16kB (UM) 18*32kB (UME) 3*64kB (ME) 1*128kB (E) 2*256kB (ME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10372kB [ 227.376539] lowmem_reserve[]: [ 227.388774] Node 0 [ 227.389753] 0 [ 227.391890] DMA32: 551*4kB (UMEH) 332*8kB (MEH) 99*16kB (UMEH) 368*32kB (UMEH) 2*64kB (UH) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18348kB [ 227.397501] 2570 2570 2570 2570 [ 227.409999] 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 [ 227.416655] Node 0 [ 227.424052] Node 1 Normal: 38*4kB (UME) 0*8kB 0*16kB 832*32kB (U) 3*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 26968kB [ 227.426342] DMA32 free:17824kB min:36384kB low:45480kB high:54576kB active_anon:28452kB inactive_anon:29416kB active_file:564kB inactive_file:92kB unevictable:0kB writepending:112kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:7040kB pagetables:1856kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 227.438821] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 227.438825] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 227.438833] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 227.438837] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 227.438840] 8383 total pagecache pages [ 227.438848] 0 pages in swap cache [ 227.438851] Swap cache stats: add 0, delete 0, find 0/0 [ 227.438853] Free swap = 0kB [ 227.438856] Total swap = 0kB [ 227.438861] 1965979 pages RAM [ 227.438863] 0 pages HighMem/MovableOnly [ 227.438865] 335857 pages reserved [ 227.438868] 0 pages cma reserved [ 227.539098] lowmem_reserve[]: 0 0 0 0 0 [ 227.559442] 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 [ 227.598207] lowmem_reserve[]: 0 0 0 0 0 [ 227.604277] Node 1 Normal free:52932kB min:53504kB low:66880kB high:80256kB active_anon:480kB inactive_anon:4kB active_file:80kB inactive_file:240kB unevictable:0kB writepending:32kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:288kB pagetables:92kB bounce:0kB free_pcp:784kB local_pcp:160kB free_cma:0kB [ 227.639143] lowmem_reserve[]: 0 0 0 0 0 [ 227.646197] Node 0 DMA: 33*4kB (UME) 82*8kB (UME) 63*16kB (UM) 18*32kB (UME) 3*64kB (ME) 1*128kB (E) 2*256kB (ME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10372kB [ 227.662234] device bridge_slave_1 left promiscuous mode [ 227.662352] bridge0: port 2(bridge_slave_1) entered disabled state [ 227.682470] Node 0 DMA32: 606*4kB (UMEH) 332*8kB (UMEH) 100*16kB (UMEH) 311*32kB (UMEH) 178*64kB (UH) 10*128kB (U) 7*256kB (U) 5*512kB (U) 3*1024kB (U) 0*2048kB 0*4096kB = 36728kB [ 227.714771] device bridge_slave_0 left promiscuous mode [ 227.720261] bridge0: port 1(bridge_slave_0) entered disabled state [ 227.786777] 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 [ 227.798088] Node 1 Normal: [ 227.798101] team0 (unregistering): Port device team_slave_1 removed [ 227.798103] 31*4kB (ME) 1*8kB (U) 0*16kB 781*32kB (U) 11*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 25828kB [ 227.812657] syz-executor.5: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 227.819184] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 227.835790] syz-executor.5 cpuset=/ mems_allowed=0-1 [ 227.839850] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 227.848797] team0 (unregistering): Port device team_slave_0 removed [ 227.853531] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 227.853535] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 227.853539] 8353 total pagecache pages [ 227.853547] 0 pages in swap cache [ 227.853550] Swap cache stats: add 0, delete 0, find 0/0 [ 227.853553] Free swap = 0kB [ 227.853557] Total swap = 0kB [ 227.863633] CPU: 1 PID: 10511 Comm: syz-executor.5 Not tainted 4.14.196-syzkaller #0 [ 227.868853] 1965979 pages RAM [ 227.877340] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 227.877343] Call Trace: [ 227.877358] dump_stack+0xf7/0x13b [ 227.877367] warn_alloc.cold.110+0xa2/0x1be [ 227.877374] ? zone_watermark_ok_safe+0x260/0x260 [ 227.877379] ? usleep_range+0x120/0x120 [ 227.881236] 0 pages HighMem/MovableOnly [ 227.884666] ? rcu_read_lock_sched_held+0x108/0x120 [ 227.884674] ? call_timer_fn+0x570/0x570 [ 227.884688] __alloc_pages_slowpath+0x2052/0x2650 [ 227.884704] ? warn_alloc+0x100/0x100 [ 227.884711] ? get_page_from_freelist+0x26e/0x23b0 [ 227.884724] ? __might_sleep+0x93/0xb0 [ 227.890081] 335857 pages reserved [ 227.893045] __alloc_pages_nodemask+0x60d/0x770 [ 227.893054] ? __alloc_pages_slowpath+0x2650/0x2650 [ 227.893063] ? wait_for_completion+0x440/0x440 [ 227.893072] alloc_pages_current+0xd6/0x1b0 [ 227.893081] ion_page_pool_alloc+0x102/0x180 [ 227.896084] 0 pages cma reserved [ 227.903956] ion_system_heap_allocate+0x14e/0x930 [ 227.903962] ? do_raw_spin_unlock+0x16a/0x250 [ 227.903969] ? ion_system_heap_free+0x270/0x270 [ 227.903980] ion_alloc+0x27f/0x770 [ 227.903990] ? ion_dma_buf_release+0x40/0x40 [ 227.903999] ? kasan_check_write+0x14/0x20 [ 227.907095] Out of memory: Kill process 10679 (syz-executor.2) score 1000 or sacrifice child [ 227.916418] ion_ioctl+0xe2/0x1b6 [ 227.916424] ? ion_alloc.cold.15+0x32/0x32 [ 227.916436] do_vfs_ioctl+0x180/0xfb0 [ 227.916441] ? __fget+0x1ad/0x2f0 [ 227.916449] ? ioctl_preallocate+0x1a0/0x1a0 [ 227.919022] Killed process 10680 (syz-executor.2) total-vm:40148kB, anon-rss:132kB, file-rss:0kB, shmem-rss:0kB [ 227.922523] ? __fget+0x1ca/0x2f0 [ 227.922533] ? security_file_ioctl+0x6a/0xa0 [ 227.922539] ? SyS_clock_settime+0x1a0/0x1a0 [ 227.922543] ? security_file_ioctl+0x6a/0xa0 [ 227.922549] SyS_ioctl+0x74/0x80 [ 227.922554] ? do_vfs_ioctl+0xfb0/0xfb0 [ 227.922561] do_syscall_64+0x1c7/0x5b0 [ 227.972753] oom_reaper: reaped process 10680 (syz-executor.2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 227.974036] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 228.041292] oom_reaper: reaped process 10677 (syz-executor.1), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 228.041887] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 228.117693] RIP: 0033:0x45c529 [ 228.120869] RSP: 002b:00007f7f2f42dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 228.128566] RAX: ffffffffffffffda RBX: 00007f7f2f42e6d4 RCX: 000000000045c529 [ 228.135826] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 228.143087] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 228.150346] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 228.157633] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 228.171674] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 228.202860] syz-executor.1 invoked oom-killer: gfp_mask=0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null), order=0, oom_score_adj=1000 [ 228.220529] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 228.233699] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 228.238837] CPU: 1 PID: 10678 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 228.246706] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 228.256049] Call Trace: [ 228.258633] dump_stack+0xf7/0x13b [ 228.262270] dump_header+0x160/0x63f [ 228.262562] syz-executor.2: page allocation failure: order:0 [ 228.265981] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 228.265992] ? ___ratelimit+0x243/0x519 [ 228.271775] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 228.276855] ? do_raw_spin_unlock+0x16a/0x250 [ 228.276863] oom_kill_process.cold.24+0xb/0xa1a [ 228.276868] ? out_of_memory+0x7f9/0x1030 [ 228.276873] ? lock_downgrade+0x7f0/0x7f0 [ 228.276881] out_of_memory+0x2b0/0x1030 [ 228.276890] ? oom_killer_disable+0x1a0/0x1a0 [ 228.276897] ? __alloc_pages_slowpath+0xb69/0x2650 [ 228.276905] __alloc_pages_slowpath+0x1ef3/0x2650 [ 228.276917] ? warn_alloc+0x100/0x100 [ 228.276923] ? get_page_from_freelist+0x26e/0x23b0 [ 228.276934] ? __might_sleep+0x93/0xb0 [ 228.276941] __alloc_pages_nodemask+0x60d/0x770 [ 228.276949] ? __alloc_pages_slowpath+0x2650/0x2650 [ 228.276959] ? wait_for_completion+0x440/0x440 [ 228.276964] ? __list_del_entry_valid+0xb6/0xf3 [ 228.276972] alloc_pages_current+0xd6/0x1b0 [ 228.276981] ion_page_pool_alloc+0x102/0x180 [ 228.276985] ion_system_heap_allocate+0x14e/0x930 [ 228.276992] ? ion_system_heap_free+0x270/0x270 [ 228.277004] ion_alloc+0x216/0x770 [ 228.277012] ? ion_dma_buf_release+0x40/0x40 [ 228.277020] ? kasan_check_write+0x14/0x20 [ 228.277027] ion_ioctl+0xe2/0x1b6 [ 228.277033] ? ion_alloc.cold.15+0x32/0x32 [ 228.277044] do_vfs_ioctl+0x180/0xfb0 [ 228.277049] ? __fget+0x1ad/0x2f0 [ 228.277055] ? ioctl_preallocate+0x1a0/0x1a0 [ 228.277062] ? __fget+0x1ca/0x2f0 [ 228.277071] ? security_file_ioctl+0x6a/0xa0 [ 228.277077] ? SyS_clock_settime+0x1a0/0x1a0 [ 228.277081] ? security_file_ioctl+0x6a/0xa0 [ 228.277086] SyS_ioctl+0x74/0x80 [ 228.277090] ? do_vfs_ioctl+0xfb0/0xfb0 [ 228.277095] do_syscall_64+0x1c7/0x5b0 [ 228.277100] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 228.277110] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 228.277115] RIP: 0033:0x45c529 [ 228.277119] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 228.277125] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 228.277129] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 228.277132] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 228.277135] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 228.277138] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 228.314247] syz-executor.3: [ 228.324079] (null) [ 228.345641] bond0 (unregistering): Released all slaves [ 228.372484] page allocation failure: order:0 [ 228.376948] Mem-Info: [ 228.396033] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 228.464341] active_anon:7216 inactive_anon:7355 isolated_anon:0 [ 228.464341] active_file:16 inactive_file:607 isolated_file:0 [ 228.464341] unevictable:0 dirty:0 writeback:0 unstable:0 [ 228.464341] slab_reclaimable:11322 slab_unreclaimable:120695 [ 228.464341] mapped:1140 shmem:8292 pagetables:487 bounce:0 [ 228.464341] free:33575 free_pcp:409 free_cma:0 [ 228.495749] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 228.574998] Node 0 active_anon:28400kB inactive_anon:29416kB active_file:32kB inactive_file:300kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3260kB dirty:0kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 228.612489] CPU: 0 PID: 10680 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 228.620397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 228.629748] Call Trace: [ 228.632333] dump_stack+0xf7/0x13b [ 228.635872] warn_alloc.cold.110+0xa2/0x1be [ 228.640185] ? zone_watermark_ok_safe+0x260/0x260 [ 228.645020] ? usleep_range+0x120/0x120 [ 228.648989] ? rcu_read_lock_sched_held+0x108/0x120 [ 228.654001] ? call_timer_fn+0x570/0x570 [ 228.658063] __alloc_pages_slowpath+0x2052/0x2650 [ 228.662912] ? warn_alloc+0x100/0x100 [ 228.666745] ? get_page_from_freelist+0x26e/0x23b0 [ 228.671681] ? __might_sleep+0x93/0xb0 [ 228.672425] Node 1 active_anon:464kB inactive_anon:4kB active_file:32kB inactive_file:2428kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1700kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 228.675557] __alloc_pages_nodemask+0x60d/0x770 [ 228.675566] ? __alloc_pages_slowpath+0x2650/0x2650 [ 228.675576] ? wait_for_completion+0x440/0x440 [ 228.675586] alloc_pages_current+0xd6/0x1b0 [ 228.721256] ion_page_pool_alloc+0x102/0x180 [ 228.725660] ion_system_heap_allocate+0x14e/0x930 [ 228.730496] ? ion_system_heap_free+0x270/0x270 [ 228.732403] Node 0 [ 228.735174] ion_alloc+0x216/0x770 [ 228.735184] ? ion_dma_buf_release+0x40/0x40 [ 228.735194] ? kasan_check_write+0x14/0x20 [ 228.742398] DMA free:10404kB min:216kB low:268kB high:320kB active_anon:12kB inactive_anon:0kB active_file:0kB inactive_file:336kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 228.745326] ion_ioctl+0xe2/0x1b6 [ 228.759730] lowmem_reserve[]: [ 228.775314] ? ion_alloc.cold.15+0x32/0x32 [ 228.775328] do_vfs_ioctl+0x180/0xfb0 [ 228.775334] ? __fget+0x1ad/0x2f0 [ 228.775342] ? ioctl_preallocate+0x1a0/0x1a0 [ 228.788961] 0 [ 228.789884] ? __fget+0x1ca/0x2f0 [ 228.799058] 2570 [ 228.799490] ? security_file_ioctl+0x6a/0xa0 [ 228.802947] 2570 [ 228.804970] ? SyS_clock_settime+0x1a0/0x1a0 [ 228.815788] ? security_file_ioctl+0x6a/0xa0 [ 228.819514] 2570 2570 [ 228.820184] SyS_ioctl+0x74/0x80 [ 228.820191] ? do_vfs_ioctl+0xfb0/0xfb0 [ 228.826013] do_syscall_64+0x1c7/0x5b0 [ 228.833831] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 228.838679] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 228.840137] Node 0 [ 228.843864] RIP: 0033:0x45c529 [ 228.843866] RSP: 002b:00007fb874e56c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 228.843872] RAX: ffffffffffffffda RBX: 00007fb874e576d4 RCX: 000000000045c529 [ 228.843875] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 228.843878] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 228.843881] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 228.843885] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 228.846111] DMA32 free:151412kB min:36384kB low:45480kB high:54576kB active_anon:28388kB inactive_anon:29416kB active_file:36kB inactive_file:132kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:7040kB pagetables:1856kB bounce:0kB free_pcp:1368kB local_pcp:700kB free_cma:0kB [ 228.855498] (null) [ 228.925002] syz-executor.3 cpuset=/ mems_allowed=0-1 [ 228.930115] CPU: 0 PID: 10522 Comm: syz-executor.3 Not tainted 4.14.196-syzkaller #0 [ 228.937983] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 228.947327] Call Trace: [ 228.949906] dump_stack+0xf7/0x13b [ 228.953437] warn_alloc.cold.110+0xa2/0x1be [ 228.957745] ? zone_watermark_ok_safe+0x260/0x260 [ 228.962571] ? usleep_range+0x120/0x120 [ 228.966537] ? rcu_read_lock_sched_held+0x108/0x120 [ 228.971552] ? call_timer_fn+0x570/0x570 [ 228.975613] __alloc_pages_slowpath+0x2052/0x2650 [ 228.980456] ? warn_alloc+0x100/0x100 [ 228.984245] ? get_page_from_freelist+0x26e/0x23b0 [ 228.989173] ? __might_sleep+0x93/0xb0 [ 228.993052] __alloc_pages_nodemask+0x60d/0x770 [ 228.997716] ? __alloc_pages_slowpath+0x2650/0x2650 [ 229.002721] ? wait_for_completion+0x440/0x440 [ 229.007292] alloc_pages_current+0xd6/0x1b0 [ 229.011606] ion_page_pool_alloc+0x102/0x180 [ 229.016004] ion_system_heap_allocate+0x14e/0x930 [ 229.020836] ? do_raw_spin_unlock+0x16a/0x250 [ 229.025322] ? ion_system_heap_free+0x270/0x270 [ 229.029984] ion_alloc+0x27f/0x770 [ 229.033517] ? ion_dma_buf_release+0x40/0x40 [ 229.037919] ? kasan_check_write+0x14/0x20 [ 229.042144] ion_ioctl+0xe2/0x1b6 [ 229.045586] ? ion_alloc.cold.15+0x32/0x32 [ 229.049816] do_vfs_ioctl+0x180/0xfb0 [ 229.052349] lowmem_reserve[]: 0 [ 229.053600] ? __fget+0x1ad/0x2f0 [ 229.053606] ? ioctl_preallocate+0x1a0/0x1a0 [ 229.065222] ? __fget+0x1ca/0x2f0 [ 229.069188] ? security_file_ioctl+0x6a/0xa0 [ 229.073585] ? SyS_clock_settime+0x1a0/0x1a0 [ 229.077979] ? security_file_ioctl+0x6a/0xa0 [ 229.082380] SyS_ioctl+0x74/0x80 [ 229.085734] ? do_vfs_ioctl+0xfb0/0xfb0 [ 229.087219] 0 0 0 [ 229.089697] do_syscall_64+0x1c7/0x5b0 [ 229.089702] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 229.091831] 0 [ 229.095702] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 229.095706] RIP: 0033:0x45c529 [ 229.095709] RSP: 002b:00007ff2bc7bfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 229.095715] RAX: ffffffffffffffda RBX: 00007ff2bc7c06d4 RCX: 000000000045c529 [ 229.095718] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 229.095721] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 229.095725] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 229.147366] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 229.210048] 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 [ 229.292832] warn_alloc_show_mem: 3 callbacks suppressed [ 229.292835] Mem-Info: [ 229.300629] active_anon:7194 inactive_anon:7355 isolated_anon:0 [ 229.300629] active_file:405 inactive_file:537 isolated_file:0 [ 229.300629] unevictable:0 dirty:31 writeback:0 unstable:0 [ 229.300629] slab_reclaimable:11322 slab_unreclaimable:121004 [ 229.300629] mapped:1702 shmem:8292 pagetables:487 bounce:0 [ 229.300629] free:102046 free_pcp:284 free_cma:0 [ 229.312306] lowmem_reserve[]: 0 0 0 0 0 [ 229.376357] Node 1 Normal free:249300kB min:53504kB low:66880kB high:80256kB active_anon:464kB inactive_anon:4kB active_file:996kB inactive_file:1140kB unevictable:0kB writepending:16kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:256kB pagetables:92kB bounce:0kB free_pcp:928kB local_pcp:740kB free_cma:0kB [ 229.432938] Node 0 active_anon:28312kB inactive_anon:29416kB active_file:860kB inactive_file:1416kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:5132kB dirty:108kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 229.502345] lowmem_reserve[]: 0 0 0 0 0 [ 229.506371] Node 0 DMA: 37*4kB (UME) 83*8kB (UME) 62*16kB (UM) 18*32kB (UME) 4*64kB (UME) 1*128kB (E) 2*256kB (UE) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10444kB [ 229.518996] Node 1 active_anon:464kB inactive_anon:4kB active_file:760kB inactive_file:732kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1676kB dirty:16kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 229.549427] Node 0 DMA free:10436kB min:216kB low:268kB high:320kB active_anon:12kB inactive_anon:0kB active_file:132kB inactive_file:92kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 229.562279] Node 0 [ 229.632336] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 229.637347] DMA32: [ 229.639633] Node 0 [ 229.639636] 247*4kB (ME) [ 229.641854] DMA32 free:112808kB min:36384kB low:45480kB high:54576kB active_anon:28300kB inactive_anon:29416kB active_file:764kB inactive_file:1360kB unevictable:0kB writepending:156kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:7040kB pagetables:1856kB bounce:0kB free_pcp:312kB local_pcp:156kB free_cma:0kB [ 229.652248] 244*8kB (ME) 3963*16kB (UME) 1441*32kB (UME) 5*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 112780kB [ 229.762300] lowmem_reserve[]: 0 0 0 0 0 [ 229.766314] 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 [ 229.772261] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB [ 229.842269] lowmem_reserve[]: 0 [ 229.848068] 0*128kB 0*256kB [ 229.851478] 0 [ 229.851482] 0*512kB [ 229.872302] 0 0 0 [ 229.876788] Node 1 Normal free:237892kB min:53504kB low:66880kB high:80256kB active_anon:464kB inactive_anon:4kB active_file:996kB inactive_file:1140kB unevictable:0kB writepending:16kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:256kB pagetables:92kB bounce:0kB free_pcp:920kB local_pcp:180kB free_cma:0kB [ 229.882272] 0*1024kB [ 229.906822] lowmem_reserve[]: 0 0 0 0 0 [ 229.914104] Node 0 DMA: 37*4kB (UME) 83*8kB (UME) 62*16kB (UM) 18*32kB (UME) 4*64kB (UME) 1*128kB (E) 2*256kB (UE) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10444kB [ 229.942232] 0*2048kB 0*4096kB = 0kB [ 229.945882] Node 1 Normal: 13801*4kB (UME) 9139*8kB (UM) 3520*16kB (UM) 1207*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 223260kB [ 229.962467] Node 0 DMA32: 248*4kB (UME) 244*8kB (ME) 103*16kB (ME) 1250*32kB (UME) 5*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 44912kB [ 229.986920] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 230.005805] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 230.012257] 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 [ 230.023013] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 230.052205] Node 1 Normal: 18*4kB (ME) 5351*8kB (UM) 3520*16kB (UM) 1207*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 137824kB [ 230.054986] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 230.092229] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 230.101128] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 230.109789] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 230.110781] 9313 total pagecache pages [ 230.132239] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 230.140847] 9313 total pagecache pages [ 230.144800] 0 pages in swap cache [ 230.145730] 0 pages in swap cache [ 230.148234] Swap cache stats: add 0, delete 0, find 0/0 [ 230.151688] Swap cache stats: add 0, delete 0, find 0/0 [ 230.182205] Free swap = 0kB [ 230.185239] Total swap = 0kB [ 230.188247] 1965979 pages RAM [ 230.191343] 0 pages HighMem/MovableOnly [ 230.205307] Free swap = 0kB [ 230.208339] Total swap = 0kB [ 230.211346] 1965979 pages RAM [ 230.232246] 335857 pages reserved [ 230.234993] 0 pages HighMem/MovableOnly [ 230.235742] 0 pages cma reserved [ 230.239678] 335857 pages reserved [ 230.248206] 0 pages cma reserved [ 230.251577] Out of memory: Kill process 6445 (syz-execprog) score 1 or sacrifice child [ 230.282970] Killed process 10688 (syz-executor.4) total-vm:39756kB, anon-rss:68kB, file-rss:0kB, shmem-rss:0kB [ 230.332665] oom_reaper: reaped process 10688 (syz-executor.4), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB 2020/09/03 14:29:14 executed programs: 63 2020/09/03 14:29:14 result: hanged=false err=executor 4: EOF 2020/09/03 14:29:14 result: hanged=false err=executor 4: EOF 2020/09/03 14:29:14 result: hanged=false err=executor 4: EOF mmap of data segment failed (errno 12) 2020/09/03 14:29:14 result: hanged=false err=executor 4: EOF mmap of data segment failed (errno 12) 2020/09/03 14:29:14 result: hanged=false err=executor 4: EOF [ 230.711488] syz-execprog invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 230.777824] syz-execprog cpuset=/ mems_allowed=0-1 [ 230.801767] CPU: 0 PID: 6447 Comm: syz-execprog Not tainted 4.14.196-syzkaller #0 [ 230.809513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 230.818946] Call Trace: [ 230.821531] dump_stack+0xf7/0x13b [ 230.825069] dump_header+0x160/0x63f [ 230.828775] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 230.833872] ? ___ratelimit+0x243/0x519 [ 230.837837] ? do_raw_spin_unlock+0x16a/0x250 [ 230.842330] oom_kill_process.cold.24+0xb/0xa1a [ 230.846990] ? out_of_memory+0x7f9/0x1030 [ 230.851133] ? lock_downgrade+0x7f0/0x7f0 [ 230.855276] out_of_memory+0x2b0/0x1030 [ 230.859244] ? oom_killer_disable+0x1a0/0x1a0 [ 230.863742] ? __alloc_pages_slowpath+0xb69/0x2650 [ 230.868668] __alloc_pages_slowpath+0x1ef3/0x2650 [ 230.873522] ? warn_alloc+0x100/0x100 [ 230.877313] ? get_page_from_freelist+0x26e/0x23b0 [ 230.882243] ? __might_sleep+0x93/0xb0 [ 230.886119] __alloc_pages_nodemask+0x60d/0x770 [ 230.890778] ? __alloc_pages_slowpath+0x2650/0x2650 [ 230.895785] ? lock_downgrade+0x7f0/0x7f0 [ 230.899933] alloc_pages_current+0xd6/0x1b0 [ 230.904250] __page_cache_alloc+0x1da/0x330 [ 230.909002] filemap_fault+0xbc5/0x1ae0 [ 230.912970] ? __lock_page_or_retry+0x820/0x820 [ 230.917629] ? lock_acquire+0x173/0x400 [ 230.921598] ? ext4_filemap_fault+0x75/0xb0 [ 230.925923] ext4_filemap_fault+0x7d/0xb0 [ 230.930066] __do_fault+0xf3/0x340 [ 230.933602] __handle_mm_fault+0x2191/0x37d0 [ 230.938006] ? copy_page_range+0x1d10/0x1d10 [ 230.942401] ? find_held_lock+0x36/0x1d0 [ 230.946500] handle_mm_fault+0x234/0x6e0 [ 230.950552] ? find_vma+0xe2/0x150 [ 230.954081] __do_page_fault+0x44d/0xb00 [ 230.958133] ? _raw_spin_unlock_irq+0x60/0x80 [ 230.962619] ? vmalloc_fault+0xc90/0xc90 [ 230.966678] ? retint_user+0x18/0x18 [ 230.970385] ? page_fault+0x2f/0x50 [ 230.974008] do_page_fault+0x64/0x3fb [ 230.977802] ? page_fault+0x2f/0x50 [ 230.981418] page_fault+0x45/0x50 [ 230.984858] RIP: 0033:0x4a9e29 [ 230.988038] RSP: 002b:000000c0002255d8 EFLAGS: 00010206 [ 230.993390] RAX: 00000000000000c0 RBX: 0000000000000000 RCX: 000000000000000c [ 231.000649] RDX: 0000000001ad8be0 RSI: 00000000005fb8a0 RDI: 0000000000000001 [ 231.007908] RBP: 000000c000225610 R08: 00000000007c35e0 R09: 0000000000000001 [ 231.015167] R10: 0000000000000000 R11: 000000c0004c8d00 R12: 0000000000000080 [ 231.022423] R13: 0000000000000000 R14: 0000000000770256 R15: 0000000000000000 [ 231.339071] warn_alloc: 5 callbacks suppressed [ 231.339074] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 231.369124] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 231.381385] CPU: 0 PID: 10680 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 231.389271] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 231.398651] Call Trace: [ 231.401236] dump_stack+0xf7/0x13b [ 231.404772] warn_alloc.cold.110+0xa2/0x1be [ 231.409083] ? zone_watermark_ok_safe+0x260/0x260 [ 231.413925] ? __alloc_pages_direct_compact+0xc2/0x330 [ 231.419192] __alloc_pages_slowpath+0x2052/0x2650 [ 231.424032] ? trace_hardirqs_off+0x10/0x10 [ 231.428349] ? warn_alloc+0x100/0x100 [ 231.432148] ? get_page_from_freelist+0x9ee/0x23b0 [ 231.437074] ? __might_sleep+0x93/0xb0 [ 231.440956] __alloc_pages_nodemask+0x60d/0x770 [ 231.445615] ? retint_kernel+0x2d/0x2d [ 231.449493] ? __alloc_pages_slowpath+0x2650/0x2650 [ 231.454501] ? wait_for_completion+0x440/0x440 [ 231.459079] alloc_pages_current+0xd6/0x1b0 [ 231.463395] ion_page_pool_alloc+0x102/0x180 [ 231.467796] ion_system_heap_allocate+0x14e/0x930 [ 231.472627] ? do_raw_spin_unlock+0x16a/0x250 [ 231.477113] ? ion_system_heap_free+0x270/0x270 [ 231.481779] ion_alloc+0x27f/0x770 [ 231.485312] ? ion_dma_buf_release+0x40/0x40 [ 231.489723] ? kasan_check_write+0x14/0x20 [ 231.493951] ion_ioctl+0xe2/0x1b6 [ 231.497395] ? ion_alloc.cold.15+0x32/0x32 [ 231.501627] do_vfs_ioctl+0x180/0xfb0 [ 231.505417] ? __fget+0x1ad/0x2f0 [ 231.508860] ? ioctl_preallocate+0x1a0/0x1a0 [ 231.513259] ? __fget+0x1ca/0x2f0 [ 231.516709] ? security_file_ioctl+0x6a/0xa0 [ 231.521109] ? SyS_clock_settime+0x1a0/0x1a0 [ 231.525507] ? security_file_ioctl+0x6a/0xa0 [ 231.529906] SyS_ioctl+0x74/0x80 [ 231.533260] ? do_vfs_ioctl+0xfb0/0xfb0 [ 231.537220] do_syscall_64+0x1c7/0x5b0 [ 231.541095] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 231.545936] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 231.551113] RIP: 0033:0x45c529 [ 231.554288] RSP: 002b:00007fb874e56c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 231.561987] RAX: ffffffffffffffda RBX: 00007fb874e576d4 RCX: 000000000045c529 [ 231.569245] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 231.576507] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 231.583768] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 231.591028] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 231.715121] warn_alloc_show_mem: 2 callbacks suppressed [ 231.715124] Mem-Info: [ 231.741979] active_anon:7216 inactive_anon:7355 isolated_anon:0 [ 231.741979] active_file:545 inactive_file:513 isolated_file:0 [ 231.741979] unevictable:0 dirty:5 writeback:0 unstable:0 [ 231.741979] slab_reclaimable:11313 slab_unreclaimable:121675 [ 231.741979] mapped:1584 shmem:8292 pagetables:494 bounce:0 [ 231.741979] free:80405 free_pcp:247 free_cma:0 [ 231.821983] Node 0 active_anon:28104kB inactive_anon:29420kB active_file:1268kB inactive_file:840kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:5028kB dirty:16kB writeback:0kB shmem:33168kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 231.903846] Node 1 active_anon:760kB inactive_anon:0kB active_file:912kB inactive_file:1212kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1308kB dirty:4kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 231.940723] Node 0 DMA free:10540kB min:216kB low:268kB high:320kB active_anon:8kB inactive_anon:0kB active_file:60kB inactive_file:8kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 231.950820] Mem-Info: [ 231.991961] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 231.997020] Node 0 DMA32 free:45388kB min:36384kB low:45480kB high:54576kB active_anon:28096kB inactive_anon:29420kB active_file:1232kB inactive_file:840kB unevictable:0kB writepending:16kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6912kB pagetables:1784kB bounce:0kB free_pcp:916kB local_pcp:224kB free_cma:0kB [ 232.009847] active_anon:7216 inactive_anon:7355 isolated_anon:0 [ 232.009847] active_file:545 inactive_file:513 isolated_file:0 [ 232.009847] unevictable:0 dirty:5 writeback:0 unstable:0 [ 232.009847] slab_reclaimable:11313 slab_unreclaimable:121700 [ 232.009847] mapped:1584 shmem:8292 pagetables:494 bounce:0 [ 232.009847] free:65989 free_pcp:470 free_cma:0 [ 232.110188] lowmem_reserve[]: 0 0 0 0 0 [ 232.116744] 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 [ 232.160827] Node 0 active_anon:28096kB inactive_anon:29416kB active_file:1208kB inactive_file:972kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:5044kB dirty:44kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 232.221926] lowmem_reserve[]: 0 0 0 0 0 [ 232.225943] Node 1 Normal free:119468kB min:53504kB low:66880kB high:80256kB active_anon:680kB inactive_anon:4kB active_file:980kB inactive_file:1312kB unevictable:0kB writepending:8kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:24kB bounce:0kB free_pcp:840kB local_pcp:172kB free_cma:0kB [ 232.239456] Node 1 active_anon:680kB inactive_anon:4kB active_file:980kB inactive_file:1312kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1340kB dirty:8kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 232.334877] lowmem_reserve[]: 0 0 0 0 0 [ 232.338920] Node 0 DMA: 15*4kB (UME) 7*8kB (ME) 48*16kB (UM) 20*32kB (UME) 7*64kB (UME) 7*128kB (UME) 2*256kB (UE) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10548kB [ 232.371884] Node 0 DMA free:10532kB min:216kB low:268kB high:320kB active_anon:8kB inactive_anon:0kB active_file:64kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 232.402088] Node 0 DMA32: 295*4kB (UME) 261*8kB (UME) 80*16kB (ME) 47*32kB (UME) 7*64kB (UE) 1*128kB (E) 62*256kB (UE) 9*512kB (U) 5*1024kB (U) 0*2048kB 1*4096kB (U) = 36324kB [ 232.431900] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 232.436985] Node 0 DMA32 free:45420kB min:36384kB low:45480kB high:54576kB active_anon:28088kB inactive_anon:29416kB active_file:1144kB inactive_file:972kB unevictable:0kB writepending:44kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6912kB pagetables:1704kB bounce:0kB free_pcp:912kB local_pcp:696kB free_cma:0kB [ 232.454680] 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 [ 232.534995] Node 1 Normal: 122*4kB (UM) 119*8kB (UM) 99*16kB (UME) 52*32kB (M) 38*64kB (UME) 8*128kB (ME) 6*256kB (UM) 2*512kB (U) 24*1024kB (U) 3*2048kB (U) 3*4096kB (U) = 53712kB [ 232.555770] lowmem_reserve[]: 0 0 0 0 0 [ 232.565081] Node 0 [ 232.565793] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 232.566236] 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 [ 232.568514] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 232.663736] lowmem_reserve[]: 0 0 0 0 0 [ 232.667758] Node 1 Normal free:31140kB min:53504kB low:66880kB high:80256kB active_anon:680kB inactive_anon:4kB active_file:456kB inactive_file:292kB unevictable:0kB writepending:8kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:224kB pagetables:24kB bounce:0kB free_pcp:272kB local_pcp:184kB free_cma:0kB [ 232.696857] syz-executor.0 (9127) used greatest stack depth: 22056 bytes left [ 232.751863] syz-executor.1: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 232.773971] lowmem_reserve[]: 0 0 0 0 0 [ 232.777998] Node 0 DMA: 6*4kB (UME) 4*8kB (UME) 29*16kB (UM) 20*32kB (UME) 8*64kB (UME) 6*128kB (UE) 3*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10376kB [ 232.801410] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 232.811346] CPU: 1 PID: 10678 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 232.819231] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 232.827219] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 232.828572] Call Trace: [ 232.839971] dump_stack+0xf7/0x13b [ 232.843506] warn_alloc.cold.110+0xa2/0x1be [ 232.847817] ? zone_watermark_ok_safe+0x260/0x260 [ 232.848768] syz-executor.2: [ 232.852642] ? usleep_range+0x120/0x120 [ 232.852648] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 232.852658] ? call_timer_fn+0x570/0x570 [ 232.852666] ? unreserve_highatomic_pageblock+0x315/0x450 [ 232.852677] __alloc_pages_slowpath+0x2052/0x2650 [ 232.852695] ? warn_alloc+0x100/0x100 [ 232.852702] ? get_page_from_freelist+0x26e/0x23b0 [ 232.852714] ? __might_sleep+0x93/0xb0 [ 232.875113] page allocation failure: order:0 [ 232.879127] __alloc_pages_nodemask+0x60d/0x770 [ 232.898963] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 232.900710] ? __alloc_pages_slowpath+0x2650/0x2650 [ 232.914278] ? wait_for_completion+0x440/0x440 [ 232.918853] alloc_pages_current+0xd6/0x1b0 [ 232.923168] ion_page_pool_alloc+0x102/0x180 [ 232.927526] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 232.927558] ion_system_heap_allocate+0x14e/0x930 [ 232.927566] ? ion_system_heap_free+0x270/0x270 [ 232.944682] ion_alloc+0x216/0x770 [ 232.948219] ? ion_dma_buf_release+0x40/0x40 [ 232.951602] 8344 total pagecache pages [ 232.952615] ? kasan_check_write+0x14/0x20 [ 232.952622] ion_ioctl+0xe2/0x1b6 [ 232.952627] ? ion_alloc.cold.15+0x32/0x32 [ 232.952638] do_vfs_ioctl+0x180/0xfb0 [ 232.952644] ? __fget+0x1ad/0x2f0 [ 232.952650] ? ioctl_preallocate+0x1a0/0x1a0 [ 232.952659] ? __fget+0x1ca/0x2f0 [ 232.952670] ? security_file_ioctl+0x6a/0xa0 [ 232.952677] ? SyS_clock_settime+0x1a0/0x1a0 [ 232.952681] ? security_file_ioctl+0x6a/0xa0 [ 232.952688] SyS_ioctl+0x74/0x80 [ 232.952693] ? do_vfs_ioctl+0xfb0/0xfb0 [ 232.952700] do_syscall_64+0x1c7/0x5b0 [ 232.952704] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 232.952715] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 232.977884] 0 pages in swap cache [ 232.980068] RIP: 0033:0x45c529 [ 233.000520] syz-executor.2 cpuset= [ 233.003959] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 233.003966] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 233.003968] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 233.003971] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 233.003973] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 233.003976] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 233.008776] syz-executor.1: [ 233.029691] Swap cache stats: add 0, delete 0, find 0/0 [ 233.046468] Node 0 [ 233.062295] / [ 233.074444] DMA32: [ 233.087540] Free swap = 0kB [ 233.094905] page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 233.097755] Total swap = 0kB [ 233.115823] 583*4kB (UME) 461*8kB (UME) 103*16kB (UME) 47*32kB (ME) 6*64kB (E) 2*128kB (UE) 1*256kB (E) 1*512kB (U) 4*1024kB (U) 0*2048kB 1*4096kB (U) = 18772kB [ 233.121532] mems_allowed=0-1 [ 233.135292] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 233.140405] CPU: 1 PID: 10677 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 233.146014] 1965979 pages RAM [ 233.148268] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 233.151351] 0 pages HighMem/MovableOnly [ 233.160679] Call Trace: [ 233.160693] dump_stack+0xf7/0x13b [ 233.160702] warn_alloc.cold.110+0xa2/0x1be [ 233.160709] ? zone_watermark_ok_safe+0x260/0x260 [ 233.160713] ? usleep_range+0x120/0x120 [ 233.160722] ? rcu_read_lock_sched_held+0x108/0x120 [ 233.160731] ? call_timer_fn+0x570/0x570 [ 233.160746] __alloc_pages_slowpath+0x2052/0x2650 [ 233.160763] ? warn_alloc+0x100/0x100 [ 233.160771] ? get_page_from_freelist+0x26e/0x23b0 [ 233.160784] ? __might_sleep+0x93/0xb0 [ 233.160792] __alloc_pages_nodemask+0x60d/0x770 [ 233.160797] ? retint_kernel+0x2d/0x2d [ 233.160804] ? __alloc_pages_slowpath+0x2650/0x2650 [ 233.160812] ? wait_for_completion+0x440/0x440 [ 233.207561] 335857 pages reserved [ 233.210511] alloc_pages_current+0xd6/0x1b0 [ 233.236330] ion_page_pool_alloc+0x102/0x180 [ 233.240722] ion_system_heap_allocate+0x14e/0x930 [ 233.245546] ? do_raw_spin_unlock+0x16a/0x250 [ 233.247490] 0 pages cma reserved [ 233.250026] ? ion_system_heap_free+0x270/0x270 [ 233.258024] ion_alloc+0x27f/0x770 [ 233.261549] ? ion_dma_buf_release+0x40/0x40 [ 233.265954] ? kasan_check_write+0x14/0x20 [ 233.270196] ion_ioctl+0xe2/0x1b6 [ 233.273643] ? ion_alloc.cold.15+0x32/0x32 [ 233.277878] do_vfs_ioctl+0x180/0xfb0 [ 233.281670] ? __fget+0x1ad/0x2f0 [ 233.285111] ? ioctl_preallocate+0x1a0/0x1a0 [ 233.289505] ? __fget+0x1ca/0x2f0 [ 233.291823] syz-executor.2: page allocation failure: order:0 [ 233.292944] ? security_file_ioctl+0x6a/0xa0 [ 233.292952] ? SyS_clock_settime+0x1a0/0x1a0 [ 233.298740] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 233.303128] ? security_file_ioctl+0x6a/0xa0 [ 233.303136] SyS_ioctl+0x74/0x80 [ 233.303142] ? do_vfs_ioctl+0xfb0/0xfb0 [ 233.303148] do_syscall_64+0x1c7/0x5b0 [ 233.303152] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 233.303163] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 233.303169] RIP: 0033:0x45c529 [ 233.303172] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 233.303179] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 233.303182] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 233.303184] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 233.303187] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 233.303190] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 233.321258] Node 0 [ 233.329415] CPU: 0 PID: 10683 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 233.340849] Normal: [ 233.343838] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 233.343841] Call Trace: [ 233.343855] dump_stack+0xf7/0x13b [ 233.343865] warn_alloc.cold.110+0xa2/0x1be [ 233.352254] 0*4kB [ 233.358826] ? zone_watermark_ok_safe+0x260/0x260 [ 233.366092] 0*8kB [ 233.373493] ? usleep_range+0x120/0x120 [ 233.373502] ? rcu_read_lock_sched_held+0x108/0x120 [ 233.373510] ? call_timer_fn+0x570/0x570 [ 233.380757] 0*16kB [ 233.388029] __alloc_pages_slowpath+0x2052/0x2650 [ 233.388046] ? warn_alloc+0x100/0x100 [ 233.390257] 0*32kB [ 233.398113] ? get_page_from_freelist+0x26e/0x23b0 [ 233.398127] ? __might_sleep+0x93/0xb0 [ 233.398134] __alloc_pages_nodemask+0x60d/0x770 [ 233.400451] 0*64kB [ 233.409784] ? __alloc_pages_slowpath+0x2650/0x2650 [ 233.409797] ? wait_for_completion+0x440/0x440 [ 233.409806] alloc_pages_current+0xd6/0x1b0 [ 233.412379] 0*128kB [ 233.415884] ion_page_pool_alloc+0x102/0x180 [ 233.420193] 0*256kB [ 233.422320] ion_system_heap_allocate+0x14e/0x930 [ 233.422326] ? do_raw_spin_unlock+0x16a/0x250 [ 233.422332] ? ion_system_heap_free+0x270/0x270 [ 233.422345] ion_alloc+0x27f/0x770 [ 233.427160] 0*512kB [ 233.429289] ? ion_dma_buf_release+0x40/0x40 [ 233.433256] 0*1024kB [ 233.438237] ? kasan_check_write+0x14/0x20 [ 233.442284] 0*2048kB [ 233.444486] ion_ioctl+0xe2/0x1b6 [ 233.444492] ? ion_alloc.cold.15+0x32/0x32 [ 233.449306] 0*4096kB [ 233.453091] do_vfs_ioctl+0x180/0xfb0 [ 233.453097] ? __fget+0x1ad/0x2f0 [ 233.453104] ? ioctl_preallocate+0x1a0/0x1a0 [ 233.455318] = 0kB [ 233.460240] ? __fget+0x1ca/0x2f0 [ 233.464122] Node 1 [ 233.468753] ? security_file_ioctl+0x6a/0xa0 [ 233.470957] Normal: [ 233.475950] ? SyS_clock_settime+0x1a0/0x1a0 [ 233.475954] ? security_file_ioctl+0x6a/0xa0 [ 233.475962] SyS_ioctl+0x74/0x80 [ 233.475969] ? do_vfs_ioctl+0xfb0/0xfb0 [ 233.480538] Mem-Info: [ 233.484825] do_syscall_64+0x1c7/0x5b0 [ 233.484831] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 233.484841] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 233.484847] RIP: 0033:0x45c529 [ 233.487156] 80*4kB [ 233.492231] RSP: 002b:00007fb874e35c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 233.492238] RAX: ffffffffffffffda RBX: 00007fb874e366d4 RCX: 000000000045c529 [ 233.492241] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 233.492243] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 233.492246] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 233.492249] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 233.503604] (null) [ 233.523769] active_anon:7194 inactive_anon:7355 isolated_anon:0 [ 233.523769] active_file:14 inactive_file:12 isolated_file:0 [ 233.523769] unevictable:0 dirty:0 writeback:0 unstable:0 [ 233.523769] slab_reclaimable:11313 slab_unreclaimable:121310 [ 233.523769] mapped:856 shmem:8292 pagetables:432 bounce:0 [ 233.523769] free:13580 free_pcp:144 free_cma:0 [ 233.535028] syz-executor.2 cpuset= [ 233.547799] Node 0 active_anon:28096kB inactive_anon:29416kB active_file:16kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3424kB dirty:0kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 233.560344] / [ 233.571715] (UM) [ 233.609012] mems_allowed=0-1 [ 233.671706] Node 1 active_anon:680kB inactive_anon:4kB active_file:40kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 233.683508] CPU: 0 PID: 10680 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 233.694492] Node 0 [ 233.713093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 233.713096] Call Trace: [ 233.713112] dump_stack+0xf7/0x13b [ 233.713122] warn_alloc.cold.110+0xa2/0x1be [ 233.721699] 56*8kB [ 233.745963] ? zone_watermark_ok_safe+0x260/0x260 [ 233.745969] ? usleep_range+0x120/0x120 [ 233.745979] ? rcu_read_lock_sched_held+0x108/0x120 [ 233.761149] DMA free:10376kB min:216kB low:268kB high:320kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 233.765412] ? call_timer_fn+0x570/0x570 [ 233.765428] __alloc_pages_slowpath+0x2052/0x2650 [ 233.765443] ? warn_alloc+0x100/0x100 [ 233.767998] lowmem_reserve[]: [ 233.771533] ? get_page_from_freelist+0x26e/0x23b0 [ 233.775885] 0 [ 233.778085] ? __might_sleep+0x93/0xb0 [ 233.782927] (UM) [ 233.786854] __alloc_pages_nodemask+0x60d/0x770 [ 233.791874] 2570 [ 233.817327] ? retint_kernel+0x2d/0x2d [ 233.817336] ? __alloc_pages_slowpath+0x2650/0x2650 [ 233.817347] ? wait_for_completion+0x440/0x440 [ 233.821405] 54*16kB [ 233.826218] alloc_pages_current+0xd6/0x1b0 [ 233.826227] ion_page_pool_alloc+0x102/0x180 [ 233.826232] ion_system_heap_allocate+0x14e/0x930 [ 233.826238] ? do_raw_spin_unlock+0x16a/0x250 [ 233.830031] (ME) [ 233.833115] ? ion_system_heap_free+0x270/0x270 [ 233.833128] ion_alloc+0x27f/0x770 [ 233.833138] ? ion_dma_buf_release+0x40/0x40 [ 233.838038] 42*32kB [ 233.839825] ? kasan_check_write+0x14/0x20 [ 233.843701] (UM) [ 233.845724] ion_ioctl+0xe2/0x1b6 [ 233.850404] 42*64kB [ 233.852445] ? ion_alloc.cold.15+0x32/0x32 [ 233.852457] do_vfs_ioctl+0x180/0xfb0 [ 233.852462] ? __fget+0x1ad/0x2f0 [ 233.856329] 2570 [ 233.861314] ? ioctl_preallocate+0x1a0/0x1a0 [ 233.865884] 2570 [ 233.868172] ? __fget+0x1ca/0x2f0 [ 233.872484] (UME) [ 233.876854] ? security_file_ioctl+0x6a/0xa0 [ 233.881687] 2570 [ 233.886139] ? SyS_clock_settime+0x1a0/0x1a0 [ 233.892832] ? security_file_ioctl+0x6a/0xa0 [ 233.892840] SyS_ioctl+0x74/0x80 [ 233.892846] ? do_vfs_ioctl+0xfb0/0xfb0 [ 233.892852] do_syscall_64+0x1c7/0x5b0 [ 233.896369] 18*128kB [ 233.900748] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 233.903080] (ME) [ 233.907276] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 233.909313] 8*256kB [ 233.912757] RIP: 0033:0x45c529 [ 233.912761] RSP: 002b:00007fb874e56c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 233.912767] RAX: ffffffffffffffda RBX: 00007fb874e576d4 RCX: 000000000045c529 [ 233.912770] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 233.912774] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 233.915078] Node 0 [ 233.919276] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 233.919280] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 233.923072] (M) 2020/09/03 14:29:17 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 [ 234.044577] DMA32 free:78744kB min:36384kB low:45480kB high:54576kB active_anon:27964kB inactive_anon:29416kB active_file:672kB inactive_file:3396kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6816kB pagetables:1648kB bounce:0kB free_pcp:1316kB local_pcp:568kB free_cma:0kB [ 234.076584] lowmem_reserve[]: 0 0 0 0 0 [ 234.092347] 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 [ 234.131722] lowmem_reserve[]: 0 0 0 0 0 2020/09/03 14:29:18 result: hanged=false err=executor 0: exit status 67 clone failed (errno 12) loop exited with status 67 clone failed (errno 12) loop exited with status 67 2020/09/03 14:29:18 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 [ 234.135802] Node 1 Normal free:106744kB min:53504kB low:66880kB high:80256kB active_anon:636kB inactive_anon:4kB active_file:44kB inactive_file:32kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:160kB pagetables:20kB bounce:0kB free_pcp:1440kB local_pcp:724kB free_cma:0kB [ 234.206238] lowmem_reserve[]: 0 0 0 0 0 [ 234.210286] Node 0 DMA: 6*4kB (UME) 12*8kB (UME) 29*16kB (UM) 20*32kB (UME) 10*64kB (UME) 5*128kB (UE) 5*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10952kB [ 234.245722] Node 0 DMA32: 9964*4kB (UME) 3089*8kB (UE) 118*16kB (UME) 62*32kB (UME) 239*64kB (UE) 1*128kB (E) 2*256kB (ME) 1*512kB (U) 23*1024kB (U) 7*2048kB (U) 2*4096kB (U) = 130968kB [ 234.275824] 1*512kB (M) 1*1024kB (U) 1*2048kB (U) 3*4096kB (U) = 25888kB [ 234.284346] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 234.302322] 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 [ 234.327050] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 234.341739] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 234.341743] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 234.341747] 10793 total pagecache pages [ 234.341769] 0 pages in swap cache [ 234.341773] Swap cache stats: add 0, delete 0, find 0/0 [ 234.341775] Free swap = 0kB [ 234.341778] Total swap = 0kB [ 234.341783] 1965979 pages RAM [ 234.341786] 0 pages HighMem/MovableOnly [ 234.341788] 335857 pages reserved [ 234.341791] 0 pages cma reserved [ 234.341796] Out of memory: Kill process 6445 (syz-execprog) score 1 or sacrifice child [ 234.341843] Killed process 10707 (syz-executor.5) total-vm:39756kB, anon-rss:60kB, file-rss:744kB, shmem-rss:0kB [ 234.422405] Node 1 Normal: 1500*4kB (UM) 325*8kB (UM) 584*16kB (UME) 315*32kB (UM) 1672*64kB (UM) 110*128kB (UME) 47*256kB (UME) 8*512kB (UME) 81*1024kB (U) 1*2048kB (U) 5*4096kB (U) = 270712kB [ 234.485492] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 234.525510] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 2020/09/03 14:29:18 result: hanged=false err=failed to start executor binary: fork/exec /root/syz-executor.4: cannot allocate memory [ 234.551888] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 234.561165] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 234.573673] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 234.580584] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 234.617205] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 234.624002] 10867 total pagecache pages [ 234.627989] 0 pages in swap cache [ 234.631436] Swap cache stats: add 0, delete 0, find 0/0 [ 234.640982] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 234.663744] device bridge_slave_1 left promiscuous mode [ 234.669336] bridge0: port 2(bridge_slave_1) entered disabled state [ 234.682088] Free swap = 0kB [ 234.685119] Total swap = 0kB [ 234.688164] 1965979 pages RAM [ 234.691253] 0 pages HighMem/MovableOnly [ 234.699204] device bridge_slave_0 left promiscuous mode [ 234.721762] bridge0: port 1(bridge_slave_0) entered disabled state [ 234.722317] 335857 pages reserved [ 234.742480] 0 pages cma reserved [ 234.754580] device veth1_macvtap left promiscuous mode [ 234.759901] device veth0_macvtap left promiscuous mode [ 234.771676] device veth1_vlan left promiscuous mode [ 234.782136] device veth0_vlan left promiscuous mode [ 234.966355] device hsr_slave_1 left promiscuous mode [ 234.976642] device hsr_slave_0 left promiscuous mode [ 234.995422] team0 (unregistering): Port device team_slave_1 removed [ 235.006057] team0 (unregistering): Port device team_slave_0 removed [ 235.018706] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 235.030477] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 235.079751] bond0 (unregistering): Released all slaves [ 235.866508] syz-executor.1: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 235.883063] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 235.888192] CPU: 1 PID: 10678 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 235.896058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 235.905418] Call Trace: [ 235.907998] dump_stack+0xf7/0x13b [ 235.911537] warn_alloc.cold.110+0xa2/0x1be [ 235.915844] ? zone_watermark_ok_safe+0x260/0x260 [ 235.920683] ? __alloc_pages_direct_compact+0xc2/0x330 [ 235.926390] __alloc_pages_slowpath+0x2052/0x2650 [ 235.931227] ? trace_hardirqs_off+0x10/0x10 [ 235.935544] ? warn_alloc+0x100/0x100 [ 235.939329] ? get_page_from_freelist+0x9ee/0x23b0 [ 235.944253] ? __might_sleep+0x93/0xb0 [ 235.948218] __alloc_pages_nodemask+0x60d/0x770 [ 235.952882] ? __alloc_pages_slowpath+0x2650/0x2650 [ 235.957887] ? wait_for_completion+0x440/0x440 [ 235.962460] alloc_pages_current+0xd6/0x1b0 [ 235.966771] ion_page_pool_alloc+0x102/0x180 [ 235.971168] ion_system_heap_allocate+0x14e/0x930 [ 235.975994] ? do_raw_spin_unlock+0x16a/0x250 [ 235.980476] ? ion_system_heap_free+0x270/0x270 [ 235.985137] ion_alloc+0x27f/0x770 [ 235.988670] ? ion_dma_buf_release+0x40/0x40 [ 235.993074] ? kasan_check_write+0x14/0x20 [ 235.997296] ion_ioctl+0xe2/0x1b6 [ 236.000734] ? ion_alloc.cold.15+0x32/0x32 [ 236.004962] do_vfs_ioctl+0x180/0xfb0 [ 236.008752] ? __fget+0x1ad/0x2f0 [ 236.012196] ? ioctl_preallocate+0x1a0/0x1a0 [ 236.016599] ? __fget+0x1ca/0x2f0 [ 236.020044] ? security_file_ioctl+0x6a/0xa0 [ 236.024445] ? SyS_clock_settime+0x1a0/0x1a0 [ 236.028841] ? security_file_ioctl+0x6a/0xa0 [ 236.033243] SyS_ioctl+0x74/0x80 [ 236.036603] ? do_vfs_ioctl+0xfb0/0xfb0 [ 236.040565] do_syscall_64+0x1c7/0x5b0 [ 236.044439] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 236.049276] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 236.054458] RIP: 0033:0x45c529 [ 236.057635] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 236.065336] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 236.072596] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 236.079855] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 236.087377] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 236.094639] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 236.124806] warn_alloc_show_mem: 3 callbacks suppressed [ 236.124809] Mem-Info: [ 236.135369] active_anon:7222 inactive_anon:7355 isolated_anon:0 [ 236.135369] active_file:386 inactive_file:3100 isolated_file:0 [ 236.135369] unevictable:0 dirty:46 writeback:0 unstable:0 [ 236.135369] slab_reclaimable:11311 slab_unreclaimable:119603 [ 236.135369] mapped:2985 shmem:8292 pagetables:413 bounce:0 [ 236.135369] free:205053 free_pcp:347 free_cma:0 [ 236.181938] Node 0 active_anon:28256kB inactive_anon:29416kB active_file:1488kB inactive_file:12380kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:11940kB dirty:152kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 236.231400] Node 1 active_anon:632kB inactive_anon:4kB active_file:56kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:32kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 236.262702] Node 0 DMA free:10392kB min:216kB low:268kB high:320kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 236.290092] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 236.295725] Node 0 DMA32 free:499016kB min:36384kB low:45480kB high:54576kB active_anon:28248kB inactive_anon:29416kB active_file:1488kB inactive_file:12380kB unevictable:0kB writepending:152kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:6720kB pagetables:1632kB bounce:0kB free_pcp:1480kB local_pcp:740kB free_cma:0kB [ 236.326022] lowmem_reserve[]: 0 0 0 0 0 [ 236.330037] 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 [ 236.356303] lowmem_reserve[]: 0 0 0 0 0 [ 236.360310] Node 1 Normal free:426792kB min:53504kB low:66880kB high:80256kB active_anon:632kB inactive_anon:4kB active_file:56kB inactive_file:20kB unevictable:0kB writepending:32kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:128kB pagetables:20kB bounce:0kB free_pcp:1468kB local_pcp:724kB free_cma:0kB [ 236.389716] lowmem_reserve[]: 0 0 0 0 0 [ 236.399273] Node 0 DMA: 16*4kB (UME) 21*8kB (UME) 29*16kB (UM) 21*32kB (UME) 13*64kB (UME) 2*128kB (UE) 3*256kB (UME) 2*512kB (ME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10392kB [ 236.416843] Node 0 DMA32: 24971*4kB (UME) 18373*8kB (UME) 9094*16kB (UME) 2832*32kB (UME) 316*64kB (U) 7*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 504116kB [ 236.432753] 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 [ 236.444000] Node 1 Normal: 34389*4kB (U) 15284*8kB (U) 7045*16kB (U) 3040*32kB (U) 351*64kB (U) 36*128kB (U) 5*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 498180kB [ 236.459635] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 236.481531] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 236.490132] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 236.522043] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 236.530641] 11778 total pagecache pages [ 236.538341] 0 pages in swap cache [ 236.542628] Swap cache stats: add 0, delete 0, find 0/0 [ 236.547985] Free swap = 0kB [ 236.551024] Total swap = 0kB [ 236.555993] 1965979 pages RAM [ 236.559122] 0 pages HighMem/MovableOnly [ 236.563851] 335857 pages reserved [ 236.567299] 0 pages cma reserved 2020/09/03 14:29:20 executed programs: 76 [ 236.937845] syz-executor.1: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 236.949959] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 236.961764] CPU: 1 PID: 10717 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 236.969671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 236.979025] Call Trace: [ 236.981705] dump_stack+0xf7/0x13b [ 236.985253] warn_alloc.cold.110+0xa2/0x1be [ 236.989567] ? zone_watermark_ok_safe+0x260/0x260 [ 236.994414] ? __lock_is_held+0xb5/0x140 [ 236.998475] ? __alloc_pages_direct_compact+0x28d/0x330 [ 237.003846] __alloc_pages_slowpath+0x2052/0x2650 [ 237.008710] ? trace_hardirqs_off+0x10/0x10 [ 237.013040] ? warn_alloc+0x100/0x100 [ 237.016845] ? get_page_from_freelist+0x9ee/0x23b0 [ 237.021778] ? __might_sleep+0x93/0xb0 [ 237.025657] __alloc_pages_nodemask+0x60d/0x770 [ 237.030326] ? __alloc_pages_slowpath+0x2650/0x2650 [ 237.035358] ? wait_for_completion+0x440/0x440 [ 237.039946] alloc_pages_current+0xd6/0x1b0 [ 237.044278] ion_page_pool_alloc+0x102/0x180 [ 237.048706] ion_system_heap_allocate+0x14e/0x930 [ 237.053557] ? ion_system_heap_free+0x270/0x270 [ 237.058271] ion_alloc+0x216/0x770 [ 237.061817] ? ion_dma_buf_release+0x40/0x40 [ 237.066236] ? kasan_check_write+0x14/0x20 [ 237.070502] ion_ioctl+0xe2/0x1b6 [ 237.073968] ? ion_alloc.cold.15+0x32/0x32 [ 237.078215] do_vfs_ioctl+0x180/0xfb0 [ 237.082015] ? __fget+0x1ad/0x2f0 [ 237.085470] ? ioctl_preallocate+0x1a0/0x1a0 [ 237.089887] ? __fget+0x1ca/0x2f0 [ 237.093345] ? security_file_ioctl+0x6a/0xa0 [ 237.097771] ? SyS_clock_settime+0x1a0/0x1a0 [ 237.102190] ? security_file_ioctl+0x6a/0xa0 [ 237.106628] SyS_ioctl+0x74/0x80 [ 237.110000] ? do_vfs_ioctl+0xfb0/0xfb0 [ 237.113968] do_syscall_64+0x1c7/0x5b0 [ 237.117853] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 237.122701] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 237.127884] RIP: 0033:0x45c529 [ 237.131064] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 237.138769] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 237.146038] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 237.153312] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 237.160582] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 237.167866] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 237.184391] Mem-Info: [ 237.190282] active_anon:8368 inactive_anon:7355 isolated_anon:0 [ 237.190282] active_file:1136 inactive_file:2716 isolated_file:0 [ 237.190282] unevictable:0 dirty:70 writeback:0 unstable:0 [ 237.190282] slab_reclaimable:11328 slab_unreclaimable:119809 [ 237.190282] mapped:3178 shmem:8292 pagetables:449 bounce:0 [ 237.190282] free:301860 free_pcp:36 free_cma:0 [ 237.231527] Node 0 active_anon:32840kB inactive_anon:29416kB active_file:4488kB inactive_file:10844kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:12712kB dirty:236kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 10240kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 237.280578] Node 1 active_anon:632kB inactive_anon:4kB active_file:56kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:44kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 237.351255] Node 0 DMA free:10560kB min:216kB low:268kB high:320kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 237.401215] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 237.406297] Node 0 DMA32 free:529148kB min:36384kB low:45480kB high:54576kB active_anon:32832kB inactive_anon:29416kB active_file:4488kB inactive_file:10844kB unevictable:0kB writepending:236kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:7072kB pagetables:1776kB bounce:0kB free_pcp:148kB local_pcp:16kB free_cma:0kB [ 237.474248] lowmem_reserve[]: 0 0 0 0 0 [ 237.490691] 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 [ 237.551238] lowmem_reserve[]: 0 0 0 0 0 [ 237.555266] Node 1 Normal free:762440kB min:53504kB low:66880kB high:80256kB active_anon:632kB inactive_anon:4kB active_file:56kB inactive_file:20kB unevictable:0kB writepending:44kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:128kB pagetables:20kB bounce:0kB free_pcp:636kB local_pcp:620kB free_cma:0kB [ 237.596287] syz-executor.1: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 237.616456] syz-executor.2: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 237.631736] lowmem_reserve[]: 0 0 0 0 0 [ 237.635751] Node 0 DMA: 53*4kB (UME) 28*8kB (UME) 29*16kB (UM) 21*32kB (UME) 4*64kB (UME) 2*128kB (UE) 3*256kB (UME) 3*512kB (UME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10532kB [ 237.639535] syz-executor.1 cpuset= [ 237.662326] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 237.671243] Node 0 DMA32: 26022*4kB (UE) 18836*8kB (UE) 9620*16kB (UE) 4391*32kB (UE) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 549208kB [ 237.682107] CPU: 1 PID: 10724 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 237.696291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 237.701214] Node 0 [ 237.705648] Call Trace: [ 237.705653] Normal: [ 237.707871] dump_stack+0xf7/0x13b [ 237.710423] 0*4kB [ 237.712722] warn_alloc.cold.110+0xa2/0x1be [ 237.712729] ? zone_watermark_ok_safe+0x260/0x260 [ 237.712744] ? __alloc_pages_direct_compact+0xc2/0x330 [ 237.712751] __alloc_pages_slowpath+0x2052/0x2650 [ 237.712763] ? trace_hardirqs_off+0x10/0x10 [ 237.712772] ? warn_alloc+0x100/0x100 [ 237.712779] ? get_page_from_freelist+0x9ee/0x23b0 [ 237.735292] 0*8kB [ 237.737660] ? __might_sleep+0x93/0xb0 [ 237.751186] 0*16kB [ 237.752811] __alloc_pages_nodemask+0x60d/0x770 [ 237.756663] 0*32kB [ 237.758876] ? trace_hardirqs_off+0x10/0x10 [ 237.770039] ? __alloc_pages_slowpath+0x2650/0x2650 [ 237.775054] ? wait_for_completion+0x440/0x440 [ 237.779633] alloc_pages_current+0xd6/0x1b0 [ 237.781180] 0*64kB 0*128kB [ 237.783942] ion_page_pool_alloc+0x102/0x180 [ 237.783943] 0*256kB 0*512kB [ 237.786875] ion_system_heap_allocate+0x14e/0x930 [ 237.799096] ? ion_system_heap_free+0x270/0x270 [ 237.801629] 0*1024kB 0*2048kB 0*4096kB [ 237.803761] ion_alloc+0x216/0x770 [ 237.803771] ? ion_dma_buf_release+0x40/0x40 [ 237.807715] = 0kB [ 237.811242] ? kasan_check_write+0x14/0x20 [ 237.811249] ion_ioctl+0xe2/0x1b6 [ 237.811254] ? ion_alloc.cold.15+0x32/0x32 [ 237.811263] do_vfs_ioctl+0x180/0xfb0 [ 237.811269] ? __fget+0x1ad/0x2f0 [ 237.811275] ? ioctl_preallocate+0x1a0/0x1a0 [ 237.811283] ? __fget+0x1ca/0x2f0 [ 237.811293] ? security_file_ioctl+0x6a/0xa0 [ 237.811300] ? SyS_clock_settime+0x1a0/0x1a0 [ 237.811304] ? security_file_ioctl+0x6a/0xa0 [ 237.811309] SyS_ioctl+0x74/0x80 [ 237.811314] ? do_vfs_ioctl+0xfb0/0xfb0 [ 237.811320] do_syscall_64+0x1c7/0x5b0 [ 237.811325] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 237.811337] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 237.825719] / [ 237.829653] RIP: 0033:0x45c529 [ 237.833500] mems_allowed=0-1 [ 237.836853] RSP: 002b:00007fb874e35c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 237.853253] Node 1 [ 237.853436] RAX: ffffffffffffffda RBX: 00007fb874e366d4 RCX: 000000000045c529 [ 237.857828] Normal: 35436*4kB [ 237.861187] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 237.861190] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 237.861193] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 237.861195] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 237.937830] CPU: 0 PID: 10723 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 237.937842] syz-executor.2: [ 237.945690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 237.945694] Call Trace: [ 237.945706] dump_stack+0xf7/0x13b [ 237.945716] warn_alloc.cold.110+0xa2/0x1be [ 237.945722] ? zone_watermark_ok_safe+0x260/0x260 [ 237.945737] ? __alloc_pages_direct_compact+0xc2/0x330 [ 237.945745] __alloc_pages_slowpath+0x2052/0x2650 [ 237.955600] page allocation failure: order:4 [ 237.958088] ? trace_hardirqs_off+0x10/0x10 [ 237.958099] ? warn_alloc+0x100/0x100 [ 237.964203] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 237.968484] ? get_page_from_freelist+0x9ee/0x23b0 [ 237.968499] ? __might_sleep+0x93/0xb0 [ 237.983932] (null) [ 237.987787] __alloc_pages_nodemask+0x60d/0x770 [ 237.987794] ? trace_hardirqs_off+0x10/0x10 [ 237.987801] ? __alloc_pages_slowpath+0x2650/0x2650 [ 238.000850] syz-executor.2 cpuset= [ 238.002964] ? wait_for_completion+0x440/0x440 [ 238.002973] alloc_pages_current+0xd6/0x1b0 [ 238.002982] ion_page_pool_alloc+0x102/0x180 [ 238.002987] ion_system_heap_allocate+0x14e/0x930 [ 238.002995] ? ion_system_heap_free+0x270/0x270 [ 238.003007] ion_alloc+0x216/0x770 [ 238.003017] ? ion_dma_buf_release+0x40/0x40 [ 238.003025] ? kasan_check_write+0x14/0x20 [ 238.013176] / [ 238.013947] ion_ioctl+0xe2/0x1b6 [ 238.024089] mems_allowed=0-1 [ 238.027894] ? ion_alloc.cold.15+0x32/0x32 [ 238.027908] do_vfs_ioctl+0x180/0xfb0 [ 238.027914] ? __fget+0x1ad/0x2f0 [ 238.085913] ? ioctl_preallocate+0x1a0/0x1a0 [ 238.090749] ? __fget+0x1ca/0x2f0 [ 238.094190] ? security_file_ioctl+0x6a/0xa0 [ 238.098585] ? SyS_clock_settime+0x1a0/0x1a0 [ 238.103014] ? security_file_ioctl+0x6a/0xa0 [ 238.107424] SyS_ioctl+0x74/0x80 [ 238.110778] ? do_vfs_ioctl+0xfb0/0xfb0 [ 238.114736] do_syscall_64+0x1c7/0x5b0 [ 238.118609] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 238.119091] (U) [ 238.123442] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 238.123449] RIP: 0033:0x45c529 [ 238.123452] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 238.123457] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 238.123460] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 238.123463] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 238.123465] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 238.123468] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 238.160674] CPU: 0 PID: 10720 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 238.186011] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 238.195368] Call Trace: [ 238.197949] dump_stack+0xf7/0x13b [ 238.201604] warn_alloc.cold.110+0xa2/0x1be [ 238.206023] ? zone_watermark_ok_safe+0x260/0x260 [ 238.210866] ? __alloc_pages_direct_compact+0xc2/0x330 [ 238.211084] 18597*8kB (U) [ 238.216127] __alloc_pages_slowpath+0x2052/0x2650 [ 238.216140] ? trace_hardirqs_off+0x10/0x10 [ 238.218956] 10148*16kB [ 238.223778] ? warn_alloc+0x100/0x100 [ 238.223785] ? get_page_from_freelist+0x9ee/0x23b0 [ 238.223798] ? __might_sleep+0x93/0xb0 [ 238.223805] __alloc_pages_nodemask+0x60d/0x770 [ 238.247864] ? retint_kernel+0x2d/0x2d [ 238.251072] (U) 5906*32kB [ 238.251760] ? __alloc_pages_slowpath+0x2650/0x2650 [ 238.251770] ? wait_for_completion+0x440/0x440 [ 238.254600] (U) [ 238.259604] alloc_pages_current+0xd6/0x1b0 [ 238.270426] ion_page_pool_alloc+0x102/0x180 [ 238.271071] 400*64kB (U) [ 238.274816] ion_system_heap_allocate+0x14e/0x930 [ 238.274824] ? ion_system_heap_free+0x270/0x270 [ 238.277556] 29*128kB [ 238.282380] ion_alloc+0x216/0x770 [ 238.282390] ? ion_dma_buf_release+0x40/0x40 [ 238.282400] ? kasan_check_write+0x14/0x20 [ 238.282407] ion_ioctl+0xe2/0x1b6 [ 238.301063] (U) [ 238.301567] ? ion_alloc.cold.15+0x32/0x32 [ 238.304992] 14*256kB (U) [ 238.306958] do_vfs_ioctl+0x180/0xfb0 [ 238.317720] ? __fget+0x1ad/0x2f0 [ 238.321064] 14*512kB (U) [ 238.321157] ? ioctl_preallocate+0x1a0/0x1a0 [ 238.321165] ? __fget+0x1ca/0x2f0 [ 238.323898] 56*1024kB [ 238.328287] ? security_file_ioctl+0x6a/0xa0 [ 238.338574] ? SyS_clock_settime+0x1a0/0x1a0 [ 238.342968] ? security_file_ioctl+0x6a/0xa0 [ 238.347364] SyS_ioctl+0x74/0x80 [ 238.350714] ? do_vfs_ioctl+0xfb0/0xfb0 [ 238.351062] (U) [ 238.354668] do_syscall_64+0x1c7/0x5b0 [ 238.354672] 3*2048kB [ 238.356623] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 238.360489] (U) [ 238.363314] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 238.363319] RIP: 0033:0x45c529 [ 238.363322] RSP: 002b:00007fb874e56c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 238.363329] RAX: ffffffffffffffda RBX: 00007fb874e576d4 RCX: 000000000045c529 [ 238.381051] 0*4096kB [ 238.386119] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 238.403010] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 238.410268] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 238.411055] = 745432kB [ 238.417518] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 238.436222] warn_alloc_show_mem: 2 callbacks suppressed [ 238.436226] Mem-Info: [ 238.448279] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 238.457266] active_anon:8368 inactive_anon:7355 isolated_anon:0 [ 238.457266] active_file:1136 inactive_file:2716 isolated_file:0 [ 238.457266] unevictable:0 dirty:80 writeback:0 unstable:0 [ 238.457266] slab_reclaimable:11324 slab_unreclaimable:120059 [ 238.457266] mapped:3192 shmem:8292 pagetables:449 bounce:0 [ 238.457266] free:318739 free_pcp:384 free_cma:0 [ 238.490818] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 238.503934] Node 0 active_anon:32840kB inactive_anon:29416kB active_file:4488kB inactive_file:10844kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:12768kB dirty:276kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 10240kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 238.514893] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 238.546297] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 238.553219] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 238.567297] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 238.577649] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 238.590747] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 238.607050] 12155 total pagecache pages [ 238.611113] 0 pages in swap cache [ 238.612760] device bridge_slave_1 left promiscuous mode [ 238.614553] Swap cache stats: add 0, delete 0, find 0/0 [ 238.614556] Free swap = 0kB [ 238.614559] Total swap = 0kB [ 238.614566] 1965979 pages RAM [ 238.614568] 0 pages HighMem/MovableOnly [ 238.614571] 335857 pages reserved [ 238.614573] 0 pages cma reserved [ 238.649835] Node 1 active_anon:632kB inactive_anon:4kB active_file:56kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:44kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 238.678961] Node 0 DMA free:10560kB min:216kB low:268kB high:320kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 238.710803] bridge0: port 2(bridge_slave_1) entered disabled state 2020/09/03 14:29:22 result: hanged=false err=executor 5: EOF [ 238.718842] device bridge_slave_0 left promiscuous mode [ 238.727594] bridge0: port 1(bridge_slave_0) entered disabled state [ 238.737681] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 238.748318] lowmem_reserve[]: 0 2570 2570 2570 2570 [ 238.763890] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 238.775892] Node 0 DMA32 free:580280kB min:36384kB low:45480kB high:54576kB active_anon:32932kB inactive_anon:29416kB active_file:4988kB inactive_file:10312kB unevictable:0kB writepending:276kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:7008kB pagetables:1776kB bounce:0kB free_pcp:616kB local_pcp:612kB free_cma:0kB [ 238.825422] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 238.832831] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 238.840914] device bridge_slave_1 left promiscuous mode [ 238.850033] bridge0: port 2(bridge_slave_1) entered disabled state [ 238.857228] lowmem_reserve[]: 0 0 0 0 0 [ 238.865756] device bridge_slave_0 left promiscuous mode [ 238.871745] 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 [ 238.900358] bridge0: port 1(bridge_slave_0) entered disabled state [ 238.924630] device veth1_macvtap left promiscuous mode [ 238.929973] device veth0_macvtap left promiscuous mode [ 238.953859] device veth1_vlan left promiscuous mode [ 238.958956] device veth0_vlan left promiscuous mode [ 238.965983] lowmem_reserve[]: 0 0 0 0 0 [ 238.970011] Node 1 Normal free:707708kB min:53504kB low:66880kB high:80256kB active_anon:632kB inactive_anon:4kB active_file:56kB inactive_file:20kB unevictable:0kB writepending:44kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:128kB pagetables:20kB bounce:0kB free_pcp:1444kB local_pcp:712kB free_cma:0kB [ 239.012570] device veth1_macvtap left promiscuous mode [ 239.017906] device veth0_macvtap left promiscuous mode [ 239.037608] device veth1_vlan left promiscuous mode [ 239.044145] device veth0_vlan left promiscuous mode [ 239.044160] lowmem_reserve[]: 0 0 0 0 0 [ 239.081110] Node 0 DMA: 67*4kB (UME) 43*8kB (UME) 29*16kB (UM) 21*32kB (UME) 4*64kB (UME) 1*128kB (E) 3*256kB (UME) 3*512kB (UME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10580kB [ 239.118143] Node 0 DMA32: 40*4kB (UE) 224*8kB (UME) 1421*16kB (UME) 4740*32kB (UME) 499*64kB (UM) 64*128kB (U) 4*256kB (U) 8*512kB (U) 0*1024kB 1*2048kB (U) 0*4096kB = 223664kB [ 239.134249] 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 [ 239.146092] Node 1 Normal: 33962*4kB (U) 18311*8kB (U) 10301*16kB (U) 6257*32kB (U) 741*64kB (U) 68*128kB (U) 11*256kB (U) 1*512kB (U) 1*1024kB (U) 0*2048kB 0*4096kB = 707856kB [ 239.162459] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 239.172342] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 239.181661] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 239.190637] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 239.200238] 12145 total pagecache pages [ 239.205842] 0 pages in swap cache [ 239.209383] Swap cache stats: add 0, delete 0, find 0/0 [ 239.215770] Free swap = 0kB [ 239.218887] Total swap = 0kB [ 239.223635] 1965979 pages RAM [ 239.226832] 0 pages HighMem/MovableOnly [ 239.230876] 335857 pages reserved [ 239.235582] 0 pages cma reserved [ 239.386101] device hsr_slave_1 left promiscuous mode [ 239.397893] device hsr_slave_0 left promiscuous mode [ 239.417337] team0 (unregistering): Port device team_slave_1 removed [ 239.427816] team0 (unregistering): Port device team_slave_0 removed [ 239.441400] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 239.456607] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 239.500425] bond0 (unregistering): Released all slaves [ 239.561504] device hsr_slave_1 left promiscuous mode [ 239.584106] device hsr_slave_0 left promiscuous mode [ 239.603568] team0 (unregistering): Port device team_slave_1 removed [ 239.615648] team0 (unregistering): Port device team_slave_0 removed [ 239.626916] bond0 (unregistering): Releasing backup interface bond_slave_1 [ 239.639514] bond0 (unregistering): Releasing backup interface bond_slave_0 [ 239.699551] bond0 (unregistering): Released all slaves [ 240.253481] oom_reaper: reaped process 10717 (syz-executor.1), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 240.321446] oom_reaper: reaped process 10724 (syz-executor.2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 240.394323] syz-execprog invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 240.439084] syz-execprog cpuset=/ mems_allowed=0-1 [ 240.449908] CPU: 0 PID: 6446 Comm: syz-execprog Not tainted 4.14.196-syzkaller #0 [ 240.457531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 240.466874] Call Trace: [ 240.469456] dump_stack+0xf7/0x13b [ 240.472987] dump_header+0x160/0x63f [ 240.476688] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 240.481774] ? ___ratelimit+0x243/0x519 [ 240.485730] ? do_raw_spin_unlock+0x16a/0x250 [ 240.490211] oom_kill_process.cold.24+0xb/0xa1a [ 240.494864] ? out_of_memory+0x7f9/0x1030 [ 240.498996] ? lock_downgrade+0x7f0/0x7f0 [ 240.503136] out_of_memory+0x2b0/0x1030 [ 240.507099] ? oom_killer_disable+0x1a0/0x1a0 [ 240.511579] ? __alloc_pages_slowpath+0xb69/0x2650 [ 240.516497] __alloc_pages_slowpath+0x1ef3/0x2650 [ 240.521338] ? warn_alloc+0x100/0x100 [ 240.525146] ? get_page_from_freelist+0x26e/0x23b0 [ 240.530069] ? __might_sleep+0x93/0xb0 [ 240.533942] __alloc_pages_nodemask+0x60d/0x770 [ 240.538600] ? __alloc_pages_slowpath+0x2650/0x2650 [ 240.543598] ? lock_downgrade+0x7f0/0x7f0 [ 240.547737] alloc_pages_current+0xd6/0x1b0 [ 240.552046] __page_cache_alloc+0x1da/0x330 [ 240.556353] filemap_fault+0xbc5/0x1ae0 [ 240.560317] ? __lock_page_or_retry+0x820/0x820 [ 240.564992] ? lock_acquire+0x173/0x400 [ 240.568966] ? ext4_filemap_fault+0x75/0xb0 [ 240.573283] ext4_filemap_fault+0x7d/0xb0 [ 240.577416] __do_fault+0xf3/0x340 [ 240.580943] __handle_mm_fault+0x2191/0x37d0 [ 240.585335] ? copy_page_range+0x1d10/0x1d10 [ 240.589725] ? find_held_lock+0x36/0x1d0 [ 240.593784] handle_mm_fault+0x234/0x6e0 [ 240.597829] ? find_vma+0xe2/0x150 [ 240.601355] __do_page_fault+0x44d/0xb00 [ 240.605577] ? vmalloc_fault+0xc90/0xc90 [ 240.609622] ? entry_SYSCALL_64_after_hwframe+0x56/0xbb [ 240.614973] ? page_fault+0x2f/0x50 [ 240.618588] do_page_fault+0x64/0x3fb [ 240.622377] ? page_fault+0x2f/0x50 [ 240.625987] page_fault+0x45/0x50 [ 240.629425] RIP: 0033:0x463e63 [ 240.632597] RSP: 002b:000000c00003fe80 EFLAGS: 00010206 [ 240.637982] RAX: ffffffffffffff92 RBX: 000000003b8d912e RCX: 0000000000463e63 [ 240.645239] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000001b9e838 [ 240.652491] RBP: 000000c00003fec8 R08: 0000000000000000 R09: 0000000000000000 [ 240.659746] R10: 000000c00003feb8 R11: 0000000000000206 R12: 0000000000437390 [ 240.666999] R13: 000000000099b5a0 R14: 0000000000000000 R15: 0000000000000000 [ 240.676799] syz-executor.2: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 240.684091] syz-executor.1: page allocation failure: order:0, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 240.688697] Mem-Info: [ 240.700481] syz-executor.2: [ 240.703479] syz-executor.1: [ 240.704823] syz-executor.2 cpuset= [ 240.706486] page allocation failure: order:0 [ 240.709482] / [ 240.717161] page allocation failure: order:0 [ 240.717440] active_anon:7357 inactive_anon:7355 isolated_anon:0 [ 240.717440] active_file:23 inactive_file:0 isolated_file:0 [ 240.717440] unevictable:0 dirty:0 writeback:0 unstable:0 [ 240.717440] slab_reclaimable:11318 slab_unreclaimable:116281 [ 240.717440] mapped:974 shmem:8292 pagetables:457 bounce:0 [ 240.717440] free:13819 free_pcp:121 free_cma:0 [ 240.719084] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 240.725364] mems_allowed=0-1 [ 240.769374] Node 0 active_anon:28796kB inactive_anon:29416kB active_file:84kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3896kB dirty:0kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 10240kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 240.770755] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 240.796805] syz-executor.1 cpuset= [ 240.798668] Node 1 active_anon:632kB inactive_anon:4kB active_file:8kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 240.820736] / [ 240.837828] CPU: 0 PID: 10724 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 240.847408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 240.850738] mems_allowed=0-1 [ 240.856743] Call Trace: [ 240.860737] syz-executor.2 cpuset=/ [ 240.862408] dump_stack+0xf7/0x13b [ 240.862417] warn_alloc.cold.110+0xa2/0x1be [ 240.866013] mems_allowed=0-1 [ 240.869527] ? zone_watermark_ok_safe+0x260/0x260 [ 240.881717] ? usleep_range+0x120/0x120 [ 240.885669] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 240.890754] ? call_timer_fn+0x570/0x570 [ 240.894801] ? unreserve_highatomic_pageblock+0x315/0x450 [ 240.900329] __alloc_pages_slowpath+0x2052/0x2650 [ 240.905161] ? warn_alloc+0x100/0x100 [ 240.908936] ? get_page_from_freelist+0x26e/0x23b0 [ 240.913845] ? __might_sleep+0x93/0xb0 [ 240.917711] __alloc_pages_nodemask+0x60d/0x770 [ 240.922365] ? __alloc_pages_slowpath+0x2650/0x2650 [ 240.927369] ? wait_for_completion+0x440/0x440 [ 240.931954] alloc_pages_current+0xd6/0x1b0 [ 240.936253] ion_page_pool_alloc+0x102/0x180 [ 240.940635] ion_system_heap_allocate+0x14e/0x930 [ 240.945454] ? ion_system_heap_free+0x270/0x270 [ 240.950102] ion_alloc+0x216/0x770 [ 240.953624] ? ion_dma_buf_release+0x40/0x40 [ 240.958019] ? kasan_check_write+0x14/0x20 [ 240.962261] ion_ioctl+0xe2/0x1b6 [ 240.965690] ? ion_alloc.cold.15+0x32/0x32 [ 240.969907] do_vfs_ioctl+0x180/0xfb0 [ 240.973684] ? __fget+0x1ad/0x2f0 [ 240.977113] ? ioctl_preallocate+0x1a0/0x1a0 [ 240.981504] ? __fget+0x1ca/0x2f0 [ 240.984951] ? security_file_ioctl+0x6a/0xa0 [ 240.989341] ? SyS_clock_settime+0x1a0/0x1a0 [ 240.993729] ? security_file_ioctl+0x6a/0xa0 [ 240.998113] SyS_ioctl+0x74/0x80 [ 241.001457] ? do_vfs_ioctl+0xfb0/0xfb0 [ 241.005406] do_syscall_64+0x1c7/0x5b0 [ 241.009270] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 241.014107] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 241.019280] RIP: 0033:0x45c529 [ 241.022452] RSP: 002b:00007fb874e35c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 241.030134] RAX: ffffffffffffffda RBX: 00007fb874e366d4 RCX: 000000000045c529 [ 241.037465] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 241.044712] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 241.051964] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 241.059211] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 241.066483] CPU: 1 PID: 10723 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 241.070284] (null) [ 241.074365] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 241.074369] Call Trace: [ 241.074385] dump_stack+0xf7/0x13b [ 241.074393] warn_alloc.cold.110+0xa2/0x1be [ 241.074400] ? zone_watermark_ok_safe+0x260/0x260 [ 241.074404] ? usleep_range+0x120/0x120 [ 241.074410] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 241.074418] ? call_timer_fn+0x570/0x570 [ 241.074425] ? unreserve_highatomic_pageblock+0x315/0x450 [ 241.074434] __alloc_pages_slowpath+0x2052/0x2650 [ 241.074451] ? warn_alloc+0x100/0x100 [ 241.074459] ? get_page_from_freelist+0x26e/0x23b0 [ 241.074471] ? __might_sleep+0x93/0xb0 [ 241.074479] __alloc_pages_nodemask+0x60d/0x770 [ 241.074485] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 241.074492] ? __alloc_pages_slowpath+0x2650/0x2650 [ 241.074504] alloc_pages_current+0xd6/0x1b0 [ 241.074509] ? __mutex_unlock_slowpath+0x2c7/0x7e0 [ 241.074515] ion_page_pool_alloc+0x102/0x180 [ 241.074520] ion_system_heap_allocate+0x14e/0x930 [ 241.074527] ? ion_system_heap_free+0x270/0x270 [ 241.074537] ion_alloc+0x216/0x770 [ 241.074545] ? ion_dma_buf_release+0x40/0x40 [ 241.074554] ? kasan_check_write+0x14/0x20 [ 241.074561] ion_ioctl+0xe2/0x1b6 [ 241.074566] ? ion_alloc.cold.15+0x32/0x32 [ 241.074577] do_vfs_ioctl+0x180/0xfb0 [ 241.074583] ? __fget+0x1ad/0x2f0 [ 241.074589] ? ioctl_preallocate+0x1a0/0x1a0 [ 241.074598] ? __fget+0x1ca/0x2f0 [ 241.074611] ? security_file_ioctl+0x6a/0xa0 [ 241.077345] syz-executor.1 cpuset= [ 241.086092] ? SyS_clock_settime+0x1a0/0x1a0 [ 241.086099] ? security_file_ioctl+0x6a/0xa0 [ 241.086107] SyS_ioctl+0x74/0x80 [ 241.086113] ? do_vfs_ioctl+0xfb0/0xfb0 [ 241.086119] do_syscall_64+0x1c7/0x5b0 [ 241.086123] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 241.086134] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 241.086139] RIP: 0033:0x45c529 [ 241.086142] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 241.086148] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 241.086151] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 241.086154] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 241.086157] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 241.086160] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 241.100712] CPU: 1 PID: 10720 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 241.105185] Node 0 [ 241.105444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 241.110524] DMA free:10384kB min:216kB low:268kB high:320kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 241.114552] Call Trace: [ 241.114567] dump_stack+0xf7/0x13b [ 241.114575] warn_alloc.cold.110+0xa2/0x1be [ 241.114582] ? zone_watermark_ok_safe+0x260/0x260 [ 241.114586] ? usleep_range+0x120/0x120 [ 241.114592] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 241.114602] ? call_timer_fn+0x570/0x570 [ 241.114609] ? unreserve_highatomic_pageblock+0x315/0x450 [ 241.120120] lowmem_reserve[]: [ 241.124943] __alloc_pages_slowpath+0x2052/0x2650 [ 241.124960] ? warn_alloc+0x100/0x100 [ 241.124967] ? get_page_from_freelist+0x26e/0x23b0 [ 241.124979] ? __might_sleep+0x93/0xb0 [ 241.124987] __alloc_pages_nodemask+0x60d/0x770 [ 241.124995] ? __alloc_pages_slowpath+0x2650/0x2650 [ 241.125003] ? wait_for_completion+0x440/0x440 [ 241.132482] / [ 241.133684] alloc_pages_current+0xd6/0x1b0 [ 241.137539] mems_allowed=0-1 [ 241.142188] ion_page_pool_alloc+0x102/0x180 [ 241.142194] ion_system_heap_allocate+0x14e/0x930 [ 241.142202] ? ion_system_heap_free+0x270/0x270 [ 241.142213] ion_alloc+0x216/0x770 [ 241.142228] ? ion_dma_buf_release+0x40/0x40 [ 241.146963] 0 [ 241.151955] ? kasan_check_write+0x14/0x20 [ 241.151962] ion_ioctl+0xe2/0x1b6 [ 241.151968] ? ion_alloc.cold.15+0x32/0x32 [ 241.151979] do_vfs_ioctl+0x180/0xfb0 [ 241.151985] ? __fget+0x1ad/0x2f0 [ 241.151992] ? ioctl_preallocate+0x1a0/0x1a0 [ 241.152001] ? __fget+0x1ca/0x2f0 [ 241.152011] ? security_file_ioctl+0x6a/0xa0 [ 241.160004] 2570 [ 241.161210] ? SyS_clock_settime+0x1a0/0x1a0 [ 241.161215] ? security_file_ioctl+0x6a/0xa0 [ 241.161229] SyS_ioctl+0x74/0x80 [ 241.161235] ? do_vfs_ioctl+0xfb0/0xfb0 [ 241.161241] do_syscall_64+0x1c7/0x5b0 [ 241.161246] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 241.165721] 2570 [ 241.170549] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 241.194299] 2570 [ 241.194940] RIP: 0033:0x45c529 [ 241.198713] 2570 [ 241.202142] RSP: 002b:00007fb874e56c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 241.202148] RAX: ffffffffffffffda RBX: 00007fb874e576d4 RCX: 000000000045c529 [ 241.202151] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 241.202153] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 241.202156] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 241.202159] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 241.234759] Mem-Info: [ 241.238171] CPU: 0 PID: 10717 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 241.249266] active_anon:7349 inactive_anon:7355 isolated_anon:0 [ 241.249266] active_file:12 inactive_file:12 isolated_file:0 [ 241.249266] unevictable:0 dirty:0 writeback:0 unstable:0 [ 241.249266] slab_reclaimable:11318 slab_unreclaimable:116281 [ 241.249266] mapped:929 shmem:8292 pagetables:455 bounce:0 [ 241.249266] free:13818 free_pcp:139 free_cma:0 [ 241.251343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 241.251347] Call Trace: [ 241.251361] dump_stack+0xf7/0x13b [ 241.251369] warn_alloc.cold.110+0xa2/0x1be [ 241.251375] ? zone_watermark_ok_safe+0x260/0x260 [ 241.251381] ? usleep_range+0x120/0x120 [ 241.259074] Node 0 active_anon:28764kB inactive_anon:29416kB active_file:28kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:3716kB dirty:0kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 241.266334] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 241.266343] ? call_timer_fn+0x570/0x570 [ 241.266350] ? unreserve_highatomic_pageblock+0x315/0x450 [ 241.266363] __alloc_pages_slowpath+0x2052/0x2650 [ 241.274143] Node 1 active_anon:632kB inactive_anon:4kB active_file:20kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 241.280894] ? warn_alloc+0x100/0x100 [ 241.280901] ? get_page_from_freelist+0x26e/0x23b0 [ 241.280914] ? __might_sleep+0x93/0xb0 [ 241.288157] Node 0 [ 241.295406] __alloc_pages_nodemask+0x60d/0x770 [ 241.295415] ? __alloc_pages_slowpath+0x2650/0x2650 [ 241.295424] ? wait_for_completion+0x440/0x440 [ 241.303307] DMA free:10384kB min:216kB low:268kB high:320kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 241.305525] alloc_pages_current+0xd6/0x1b0 [ 241.314867] lowmem_reserve[]: [ 241.340339] ion_page_pool_alloc+0x102/0x180 [ 241.340345] ion_system_heap_allocate+0x14e/0x930 [ 241.340354] ? ion_system_heap_free+0x270/0x270 [ 241.360668] 0 [ 241.364609] ion_alloc+0x216/0x770 [ 241.368656] 2570 [ 241.374177] ? ion_dma_buf_release+0x40/0x40 [ 241.374187] ? kasan_check_write+0x14/0x20 [ 241.374194] ion_ioctl+0xe2/0x1b6 [ 241.374200] ? ion_alloc.cold.15+0x32/0x32 [ 241.400686] 2570 [ 241.404325] do_vfs_ioctl+0x180/0xfb0 [ 241.408873] 2570 [ 241.410573] ? __fget+0x1ad/0x2f0 [ 241.430678] 2570 [ 241.431818] ? ioctl_preallocate+0x1a0/0x1a0 [ 241.439719] ? __fget+0x1ca/0x2f0 [ 241.450661] Node 0 [ 241.453378] ? security_file_ioctl+0x6a/0xa0 [ 241.457423] DMA32 free:18176kB min:36384kB low:45480kB high:54576kB active_anon:28756kB inactive_anon:29416kB active_file:28kB inactive_file:28kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:7008kB pagetables:1800kB bounce:0kB free_pcp:404kB local_pcp:164kB free_cma:0kB [ 241.460849] ? SyS_clock_settime+0x1a0/0x1a0 [ 241.460854] ? security_file_ioctl+0x6a/0xa0 [ 241.460862] SyS_ioctl+0x74/0x80 [ 241.460869] ? do_vfs_ioctl+0xfb0/0xfb0 [ 241.480675] lowmem_reserve[]: [ 241.483912] do_syscall_64+0x1c7/0x5b0 [ 241.487266] 0 [ 241.491216] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 241.491228] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 241.491233] RIP: 0033:0x45c529 [ 241.491237] RSP: 002b:00007fbb170bac78 EFLAGS: 00000246 [ 241.510680] 0 [ 241.512332] ORIG_RAX: 0000000000000010 [ 241.514376] 0 [ 241.522070] RAX: ffffffffffffffda RBX: 00007fbb170bb6d4 RCX: 000000000045c529 [ 241.522073] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 241.522076] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 241.522078] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 241.522081] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 241.537381] 0 [ 241.544525] Node 0 [ 241.570033] 0 [ 241.602672] DMA32 free:58888kB min:36384kB low:45480kB high:54576kB active_anon:28756kB inactive_anon:29416kB active_file:28kB inactive_file:1128kB unevictable:0kB writepending:0kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:7008kB pagetables:1800kB bounce:0kB free_pcp:1092kB local_pcp:220kB free_cma:0kB [ 241.690672] lowmem_reserve[]: [ 241.790640] Node 0 [ 241.981771] 0 [ 241.983428] 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 [ 241.986103] 0 [ 241.988162] lowmem_reserve[]: [ 242.001875] 0 [ 242.015540] 0 [ 242.017444] 0 [ 242.030710] 0 0 0 0 [ 242.034860] Node 1 Normal free:180200kB min:53504kB low:66880kB high:80256kB active_anon:632kB inactive_anon:4kB active_file:20kB inactive_file:20kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:20kB bounce:0kB free_pcp:688kB local_pcp:656kB free_cma:0kB [ 242.046042] 0 [ 242.063187] lowmem_reserve[]: 0 0 0 0 0 [ 242.086014] Node 0 DMA: 18*4kB (UME) 45*8kB (UME) 32*16kB (UM) 21*32kB (UME) 5*64kB (UME) 1*128kB (E) 3*256kB (UME) 3*512kB (UME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10512kB [ 242.110749] 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 [ 242.130590] Node 0 DMA32: 1484*4kB (UE) 2020*8kB (UME) 295*16kB (UME) 1021*32kB (UME) 174*64kB (UME) 14*128kB (UM) 6*256kB (M) 3*512kB (UME) 1*1024kB (M) 1*2048kB (M) 0*4096kB = 78560kB [ 242.160643] lowmem_reserve[]: 0 0 0 0 0 [ 242.164663] Node 1 Normal free:203856kB min:53504kB low:66880kB high:80256kB active_anon:632kB inactive_anon:4kB active_file:20kB inactive_file:20kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:20kB bounce:0kB free_pcp:716kB local_pcp:32kB free_cma:0kB [ 242.201944] 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 [ 242.221915] Node 1 Normal: 8380*4kB (U) 4171*8kB (UM) 2834*16kB (UM) 1782*32kB (UM) 349*64kB (UM) 69*128kB (UM) 12*256kB (UM) 20*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 213736kB [ 242.230616] lowmem_reserve[]: 0 0 0 0 0 [ 242.250626] Node 0 DMA: 27*4kB (UME) 45*8kB (UME) 32*16kB (UM) 21*32kB (UME) 5*64kB (UME) 1*128kB (E) 3*256kB (UME) 3*512kB (UME) 2*1024kB (ME) 2*2048kB (UE) 0*4096kB = 10548kB [ 242.300595] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 242.309463] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 242.310626] Node 0 DMA32: 1578*4kB (UME) 2106*8kB (UE) 466*16kB (UME) 1247*32kB (UME) 263*64kB (UME) 14*128kB (UM) 6*256kB (M) 3*512kB (UME) 23*1024kB (UM) 2*2048kB (UM) 0*4096kB = 119864kB [ 242.353363] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 242.380624] 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 [ 242.381075] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 242.420581] Node 1 Normal: 8380*4kB (U) 4171*8kB (UM) 2834*16kB (UM) 1782*32kB (UM) 1229*64kB (UM) 84*128kB (UM) 17*256kB (UM) 23*512kB (UM) 142*1024kB (U) 1*2048kB (U) 0*4096kB = 422248kB [ 242.430577] 9299 total pagecache pages [ 242.460599] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 242.461713] 0 pages in swap cache [ 242.469452] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 242.473002] Swap cache stats: add 0, delete 0, find 0/0 [ 242.512100] Free swap = 0kB [ 242.515161] Total swap = 0kB [ 242.518189] 1965979 pages RAM [ 242.540575] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 242.540600] 0 pages HighMem/MovableOnly [ 242.549420] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 242.580592] 335857 pages reserved [ 242.584090] 0 pages cma reserved [ 242.610646] 9299 total pagecache pages [ 242.614566] 0 pages in swap cache [ 242.618005] Swap cache stats: add 0, delete 0, find 0/0 [ 242.650556] Free swap = 0kB [ 242.653594] Total swap = 0kB [ 242.656603] 1965979 pages RAM [ 242.659695] 0 pages HighMem/MovableOnly [ 242.665075] IPVS: ftp: loaded support on port[0] = 21 [ 242.665204] 335857 pages reserved [ 242.700547] 0 pages cma reserved [ 242.703963] Out of memory: Kill process 6445 (syz-execprog) score 1 or sacrifice child [ 242.740997] Killed process 10711 (syz-executor.3) total-vm:39756kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB [ 242.801981] IPVS: ftp: loaded support on port[0] = 21 [ 243.036189] IPVS: ftp: loaded support on port[0] = 21 [ 243.122088] syz-executor.1: page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 243.135597] syz-executor.1 cpuset=/ mems_allowed=0-1 [ 243.141117] CPU: 0 PID: 10723 Comm: syz-executor.1 Not tainted 4.14.196-syzkaller #0 [ 243.149000] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 243.149052] chnl_net:caif_netlink_parms(): no params data found [ 243.158340] Call Trace: [ 243.158353] dump_stack+0xf7/0x13b [ 243.158362] warn_alloc.cold.110+0xa2/0x1be [ 243.158368] ? zone_watermark_ok_safe+0x260/0x260 [ 243.158382] ? __alloc_pages_direct_compact+0xc2/0x330 [ 243.158390] __alloc_pages_slowpath+0x2052/0x2650 [ 243.158403] ? trace_hardirqs_off+0x10/0x10 [ 243.158411] ? warn_alloc+0x100/0x100 [ 243.185467] syz-executor.2: [ 243.189791] ? get_page_from_freelist+0x9ee/0x23b0 [ 243.197074] syz-executor.0: [ 243.197894] ? __might_sleep+0x93/0xb0 [ 243.200895] page allocation failure: order:5 [ 243.205814] __alloc_pages_nodemask+0x60d/0x770 [ 243.208814] , mode:0x1084020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 243.214172] ? trace_hardirqs_off+0x10/0x10 [ 243.218560] syz-executor.0 cpuset= [ 243.223214] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 243.229888] / [ 243.234010] ? __alloc_pages_slowpath+0x2650/0x2650 [ 243.234022] ? wait_for_completion+0x440/0x440 [ 243.234032] alloc_pages_current+0xd6/0x1b0 [ 243.237651] mems_allowed=0-1 [ 243.242474] ion_page_pool_alloc+0x102/0x180 [ 243.265462] ion_system_heap_allocate+0x14e/0x930 [ 243.270281] ? do_raw_spin_unlock+0x16a/0x250 [ 243.274752] ? ion_system_heap_free+0x270/0x270 [ 243.279401] ion_alloc+0x27f/0x770 [ 243.282920] ? ion_dma_buf_release+0x40/0x40 [ 243.287329] ? kasan_check_write+0x14/0x20 [ 243.291540] ion_ioctl+0xe2/0x1b6 [ 243.294968] ? ion_alloc.cold.15+0x32/0x32 [ 243.299183] do_vfs_ioctl+0x180/0xfb0 [ 243.302959] ? __fget+0x1ad/0x2f0 [ 243.306390] ? ioctl_preallocate+0x1a0/0x1a0 [ 243.310775] ? __fget+0x1ca/0x2f0 [ 243.314223] ? security_file_ioctl+0x6a/0xa0 [ 243.318608] ? SyS_clock_settime+0x1a0/0x1a0 [ 243.322997] ? security_file_ioctl+0x6a/0xa0 [ 243.327382] SyS_ioctl+0x74/0x80 [ 243.330723] ? do_vfs_ioctl+0xfb0/0xfb0 [ 243.334672] do_syscall_64+0x1c7/0x5b0 [ 243.338534] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 243.343367] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 243.348532] RIP: 0033:0x45c529 [ 243.351699] RSP: 002b:00007fbb17099c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 243.359383] RAX: ffffffffffffffda RBX: 00007fbb1709a6d4 RCX: 000000000045c529 [ 243.366627] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 243.373873] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 243.381122] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 243.388368] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 243.395650] CPU: 1 PID: 10719 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 243.403533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 243.412874] Call Trace: [ 243.415455] dump_stack+0xf7/0x13b [ 243.418980] warn_alloc.cold.110+0xa2/0x1be [ 243.423280] ? zone_watermark_ok_safe+0x260/0x260 [ 243.428121] ? get_page_from_freelist+0x9ee/0x23b0 [ 243.433037] __alloc_pages_slowpath+0x2052/0x2650 [ 243.437863] ? warn_alloc+0x100/0x100 [ 243.441653] ? get_page_from_freelist+0x9ee/0x23b0 [ 243.446571] ? get_page_from_freelist+0x9ee/0x23b0 [ 243.451483] ? trace_hardirqs_on+0x10/0x10 [ 243.455702] __alloc_pages_nodemask+0x60d/0x770 [ 243.460350] ? __alloc_pages_slowpath+0x2650/0x2650 [ 243.465340] ? __alloc_pages_nodemask+0x61a/0x770 [ 243.470159] ? __alloc_pages_slowpath+0x2650/0x2650 [ 243.475178] cache_grow_begin+0x80/0x3f0 [ 243.479313] fallback_alloc+0x203/0x2c0 [ 243.483274] ____cache_alloc_node+0x1c7/0x1e0 [ 243.487750] __kmalloc+0x213/0x7b0 [ 243.491269] ? kmem_cache_alloc_trace+0x63e/0x7a0 [ 243.496116] ? batadv_hash_new+0xa2/0x280 [ 243.500243] batadv_hash_new+0xa2/0x280 [ 243.504195] ? trace_hardirqs_on+0xd/0x10 [ 243.508321] batadv_tt_init+0x255/0x370 [ 243.512398] batadv_mesh_init+0x46b/0x600 [ 243.516523] batadv_softif_init_late+0xa38/0xd00 [ 243.520480] syz-executor.2: page allocation failure: order:4 [ 243.521259] ? batadv_interface_stats+0x180/0x180 [ 243.521267] ? __lockdep_init_map+0x105/0x550 [ 243.527051] , mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask= [ 243.531871] register_netdevice+0x252/0xe50 [ 243.531876] ? alloc_netdev_mqs+0x797/0xb40 [ 243.531882] ? security_capable+0x6f/0xa0 [ 243.531888] ? netdev_change_features+0x80/0x80 [ 243.531895] ? rtnl_create_link+0x1a8/0x950 [ 243.531899] ? ns_capable+0xe/0x10 [ 243.531904] ? __netlink_ns_capable+0xc3/0xf0 [ 243.531911] rtnl_newlink+0x1158/0x13a0 [ 243.531914] ? rtnl_newlink+0x329/0x13a0 [ 243.531927] ? rtnl_link_unregister+0x270/0x270 [ 243.531932] ? avc_has_perm_noaudit+0x236/0x400 [ 243.531937] ? lock_downgrade+0x7f0/0x7f0 [ 243.531981] rtnetlink_rcv_msg+0x34c/0x9e0 [ 243.552314] (null) [ 243.556241] ? rtnl_bridge_getlink+0x760/0x760 [ 243.571789] syz-executor.2 cpuset= [ 243.573177] ? find_held_lock+0x36/0x1d0 [ 243.577124] / [ 243.581168] netlink_rcv_skb+0x12f/0x3b0 [ 243.600776] mems_allowed=0-1 [ 243.600906] ? rtnl_bridge_getlink+0x760/0x760 [ 243.626407] ? netlink_ack+0xaa0/0xaa0 [ 243.630292] ? netlink_deliver_tap+0x8e/0x920 [ 243.634769] rtnetlink_rcv+0x10/0x20 [ 243.638459] netlink_unicast+0x40b/0x600 [ 243.642497] ? netlink_attachskb+0x6d0/0x6d0 [ 243.646902] netlink_sendmsg+0x730/0xbd0 [ 243.650945] ? netlink_unicast+0x600/0x600 [ 243.655161] ? selinux_socket_sendmsg+0x31/0x40 [ 243.659806] ? security_socket_sendmsg+0x6a/0xa0 [ 243.664539] ? netlink_unicast+0x600/0x600 [ 243.668756] sock_sendmsg+0xb5/0xf0 [ 243.672377] SYSC_sendto+0x1e3/0x2c0 [ 243.676068] ? SYSC_connect+0x2a0/0x2a0 [ 243.680018] ? copy_page_range+0x1d10/0x1d10 [ 243.684408] ? find_held_lock+0x36/0x1d0 [ 243.688477] ? __do_page_fault+0x479/0xb00 [ 243.692696] ? up_read+0x1a/0x40 [ 243.696038] ? __do_page_fault+0x479/0xb00 [ 243.700247] ? SyS_socket+0xdd/0x1a0 [ 243.703939] ? do_syscall_64+0x4c/0x5b0 [ 243.707892] ? SyS_getpeername+0x10/0x10 [ 243.711928] SyS_sendto+0x9/0x10 [ 243.715290] do_syscall_64+0x1c7/0x5b0 [ 243.719151] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 243.723975] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 243.729151] RIP: 0033:0x4161a3 [ 243.732319] RSP: 002b:00007fffaa410768 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 243.740006] RAX: ffffffffffffffda RBX: 0000000000c82200 RCX: 00000000004161a3 [ 243.747262] RDX: 000000000000003c RSI: 0000000000c82250 RDI: 0000000000000003 [ 243.754512] RBP: 0000000000000000 R08: 00007fffaa410770 R09: 000000000000000c [ 243.761759] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 243.769439] R13: 0000000000000000 R14: 0000000000c82250 R15: 0000000000000003 [ 243.776713] CPU: 0 PID: 10724 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 243.776793] warn_alloc_show_mem: 3 callbacks suppressed [ 243.776796] Mem-Info: [ 243.784598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 243.789943] active_anon:7325 inactive_anon:7355 isolated_anon:0 [ 243.789943] active_file:15 inactive_file:1276 isolated_file:0 [ 243.789943] unevictable:0 dirty:31 writeback:0 unstable:0 [ 243.789943] slab_reclaimable:11314 slab_unreclaimable:115615 [ 243.789943] mapped:1942 shmem:8292 pagetables:445 bounce:0 [ 243.789943] free:115719 free_pcp:361 free_cma:0 [ 243.792320] Call Trace: [ 243.801667] Node 0 active_anon:28668kB inactive_anon:29416kB active_file:40kB inactive_file:5084kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:7768kB dirty:124kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 243.834965] dump_stack+0xf7/0x13b [ 243.837518] Node 1 active_anon:632kB inactive_anon:4kB active_file:20kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 243.865252] warn_alloc.cold.110+0xa2/0x1be [ 243.868759] Node 0 [ 243.894765] ? zone_watermark_ok_safe+0x260/0x260 [ 243.899064] DMA free:10408kB min:216kB low:268kB high:320kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 243.901285] ? __alloc_pages_direct_compact+0xc2/0x330 [ 243.906104] lowmem_reserve[]: [ 243.931615] __alloc_pages_slowpath+0x2052/0x2650 [ 243.936862] 0 [ 243.939956] ? trace_hardirqs_off+0x10/0x10 [ 243.944752] 2570 2570 [ 243.946536] ? warn_alloc+0x100/0x100 [ 243.950822] 2570 2570 [ 243.953303] ? get_page_from_freelist+0x9ee/0x23b0 [ 243.957070] Node 0 [ 243.959547] ? __might_sleep+0x93/0xb0 [ 243.964449] DMA32 free:134956kB min:36384kB low:45480kB high:54576kB active_anon:28660kB inactive_anon:29416kB active_file:40kB inactive_file:5084kB unevictable:0kB writepending:124kB present:3129332kB managed:2634388kB mlocked:0kB kernel_stack:7040kB pagetables:1760kB bounce:0kB free_pcp:716kB local_pcp:616kB free_cma:0kB [ 243.966664] __alloc_pages_nodemask+0x60d/0x770 [ 243.970519] lowmem_reserve[]: [ 243.999292] ? trace_hardirqs_off+0x10/0x10 [ 244.003932] 0 [ 244.007019] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 244.011307] 0 [ 244.013089] ? __alloc_pages_slowpath+0x2650/0x2650 [ 244.017897] 0 0 [ 244.019682] ? wait_for_completion+0x440/0x440 [ 244.024664] 0 [ 244.026621] alloc_pages_current+0xd6/0x1b0 [ 244.032966] ion_page_pool_alloc+0x102/0x180 [ 244.037275] Node 0 [ 244.041675] ion_system_heap_allocate+0x14e/0x930 [ 244.041681] 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 [ 244.041683] lowmem_reserve[]: [ 244.043896] ? do_raw_spin_unlock+0x16a/0x250 [ 244.048976] 0 0 [ 244.073596] ? ion_system_heap_free+0x270/0x270 [ 244.076684] 0 0 [ 244.081190] ion_alloc+0x27f/0x770 [ 244.083128] 0 [ 244.087780] ? ion_dma_buf_release+0x40/0x40 [ 244.089721] Node 1 [ 244.093236] ? kasan_check_write+0x14/0x20 [ 244.095010] Normal free:317512kB min:53504kB low:66880kB high:80256kB active_anon:632kB inactive_anon:4kB active_file:20kB inactive_file:20kB unevictable:0kB writepending:0kB present:3932160kB managed:3870192kB mlocked:0kB kernel_stack:96kB pagetables:20kB bounce:0kB free_pcp:728kB local_pcp:728kB free_cma:0kB [ 244.099387] ion_ioctl+0xe2/0x1b6 [ 244.101591] lowmem_reserve[]: 0 [ 244.105818] ? ion_alloc.cold.15+0x32/0x32 [ 244.133372] 0 0 [ 244.136813] do_vfs_ioctl+0x180/0xfb0 [ 244.140054] 0 [ 244.144264] ? __fget+0x1ad/0x2f0 [ 244.146211] 0 [ 244.149988] ? ioctl_preallocate+0x1a0/0x1a0 [ 244.155189] ? __fget+0x1ca/0x2f0 [ 244.156974] Node 0 [ 244.161362] ? security_file_ioctl+0x6a/0xa0 [ 244.164817] DMA: 50*4kB [ 244.167069] ? SyS_clock_settime+0x1a0/0x1a0 [ 244.171442] (UME) 64*8kB [ 244.174102] ? security_file_ioctl+0x6a/0xa0 [ 244.178479] (UME) [ 244.181219] SyS_ioctl+0x74/0x80 [ 244.185625] 44*16kB (UM) [ 244.187784] ? do_vfs_ioctl+0xfb0/0xfb0 [ 244.191116] 23*32kB [ 244.193872] do_syscall_64+0x1c7/0x5b0 [ 244.197828] (UME) [ 244.200141] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 244.203998] 3*64kB (ME) [ 244.206138] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 244.210940] 1*128kB (E) [ 244.213604] RIP: 0033:0x45c529 [ 244.218764] 3*256kB [ 244.221410] RSP: 002b:00007fb874e35c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 244.224577] (UME) [ 244.226885] RAX: ffffffffffffffda RBX: 00007fb874e366d4 RCX: 000000000045c529 [ 244.234577] 2*512kB (ME) [ 244.236715] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 244.236720] RBP: 000000000076bfc0 R08: 0000000000000000 R09: 0000000000000000 [ 244.243981] 2*1024kB [ 244.246722] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 244.253966] (ME) [ 244.261215] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bfcc [ 244.263598] 2*2048kB (UE) 0*4096kB = 10408kB [ 244.284569] Node 0 DMA32: 5055*4kB (UME) 5056*8kB (UME) 1194*16kB (UE) 1726*32kB (UE) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 135004kB [ 244.298575] 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 [ 244.309282] Node 1 Normal: 16333*4kB (U) 8526*8kB (U) 4595*16kB (U) 3603*32kB (U) 79*64kB (U) 43*128kB (U) 4*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 333940kB [ 244.324145] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 244.332965] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 244.341529] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 244.350343] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 244.358909] 9594 total pagecache pages [ 244.362818] 0 pages in swap cache [ 244.366273] Swap cache stats: add 0, delete 0, find 0/0 [ 244.371619] Free swap = 0kB [ 244.374613] Total swap = 0kB [ 244.377773] 1965979 pages RAM [ 244.380868] 0 pages HighMem/MovableOnly [ 244.384913] 335857 pages reserved [ 244.388436] 0 pages cma reserved [ 244.421201] page allocation failure: order:4, mode:0x142c0c2(GFP_HIGHUSER|__GFP_COMP|__GFP_ZERO), nodemask=(null) [ 244.460324] syz-executor.2 cpuset=/ mems_allowed=0-1 [ 244.465464] CPU: 1 PID: 10720 Comm: syz-executor.2 Not tainted 4.14.196-syzkaller #0 [ 244.473336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 244.482681] Call Trace: [ 244.485287] dump_stack+0xf7/0x13b [ 244.488816] warn_alloc.cold.110+0xa2/0x1be [ 244.493130] ? zone_watermark_ok_safe+0x260/0x260 [ 244.497968] ? __alloc_pages_direct_compact+0xc2/0x330 [ 244.503243] __alloc_pages_slowpath+0x2052/0x2650 [ 244.508120] ? trace_hardirqs_off+0x10/0x10 [ 244.512444] ? warn_alloc+0x100/0x100 [ 244.516241] ? get_page_from_freelist+0x9ee/0x23b0 [ 244.521173] ? __might_sleep+0x93/0xb0 [ 244.525056] __alloc_pages_nodemask+0x60d/0x770 [ 244.529738] ? __alloc_pages_slowpath+0x2650/0x2650 [ 244.534751] ? wait_for_completion+0x440/0x440 [ 244.539333] alloc_pages_current+0xd6/0x1b0 [ 244.543654] ion_page_pool_alloc+0x102/0x180 [ 244.549272] ion_system_heap_allocate+0x14e/0x930 [ 244.554115] ? do_raw_spin_unlock+0x16a/0x250 [ 244.558602] ? ion_system_heap_free+0x270/0x270 [ 244.563272] ion_alloc+0x27f/0x770 [ 244.566810] ? ion_dma_buf_release+0x40/0x40 [ 244.571305] ? kasan_check_write+0x14/0x20 [ 244.575550] ion_ioctl+0xe2/0x1b6 [ 244.578991] ? ion_alloc.cold.15+0x32/0x32 [ 244.583222] do_vfs_ioctl+0x180/0xfb0 [ 244.587019] ? __fget+0x1ad/0x2f0 [ 244.590463] ? ioctl_preallocate+0x1a0/0x1a0 [ 244.594863] ? __fget+0x1ca/0x2f0 [ 244.598309] ? security_file_ioctl+0x6a/0xa0 [ 244.602707] ? SyS_clock_settime+0x1a0/0x1a0 [ 244.607103] ? security_file_ioctl+0x6a/0xa0 [ 244.611503] SyS_ioctl+0x74/0x80 [ 244.614859] ? do_vfs_ioctl+0xfb0/0xfb0 [ 244.618824] do_syscall_64+0x1c7/0x5b0 [ 244.622710] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 244.627545] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 244.632721] RIP: 0033:0x45c529 [ 244.635897] RSP: 002b:00007fb874e56c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 244.643597] RAX: ffffffffffffffda RBX: 00007fb874e576d4 RCX: 000000000045c529 [ 244.650864] RDX: 0000000020000080 RSI: 00000000c0184900 RDI: 0000000000000004 [ 244.658133] RBP: 000000000076bf20 R08: 0000000000000000 R09: 0000000000000000 [ 244.666111] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 244.673375] R13: 0000000000000365 R14: 00000000004c5a2e R15: 000000000076bf2c [ 244.730713] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: (null) [ 244.740861] ------------[ cut here ]------------ [ 244.745614] WARNING: CPU: 1 PID: 10719 at lib/debugobjects.c:290 debug_print_object.cold.13+0xa7/0xdb [ 244.755366] Kernel panic - not syncing: panic_on_warn set ... [ 244.755366] [ 244.762842] CPU: 1 PID: 10719 Comm: syz-executor.0 Not tainted 4.14.196-syzkaller #0 [ 244.770900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 244.780596] Call Trace: [ 244.783201] dump_stack+0xf7/0x13b [ 244.787020] ? debug_print_object.cold.13+0xa7/0xdb [ 244.792125] panic+0x1b0/0x358 [ 244.795424] ? add_taint.cold.5+0x11/0x11 [ 244.799696] ? debug_print_object.cold.13+0xa7/0xdb [ 244.804712] __warn.cold.8+0x25/0x2c [ 244.808537] ? debug_print_object.cold.13+0xa7/0xdb [ 244.814583] report_bug+0x1a4/0x1f3 [ 244.818197] do_error_trap+0x1bd/0x310 [ 244.822069] ? math_error+0x300/0x300 [ 244.825857] ? vprintk_emit+0x1be/0x4e0 [ 244.829906] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 244.834941] do_invalid_op+0x1b/0x20 [ 244.839273] invalid_op+0x1b/0x40 [ 244.842822] RIP: 0010:debug_print_object.cold.13+0xa7/0xdb [ 244.848616] RSP: 0018:ffff88808a8cf038 EFLAGS: 00010082 [ 244.853981] RAX: 0000000000000061 RBX: 0000000000000005 RCX: 0000000000000000 [ 244.861519] RDX: 0000000000000061 RSI: ffffffff86cbf460 RDI: ffffed1011519dfe [ 244.868831] RBP: ffff88808a8cf060 R08: 0000000000000001 R09: 0000000000000000 [ 244.876271] R10: 0000000000000028 R11: dffffc0000000000 R12: ffffffff86cba6a0 [ 244.884650] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff87f8f2a0 [ 244.892205] ? debug_print_object.cold.13+0xa7/0xdb [ 244.897332] debug_object_assert_init+0x24d/0x370 [ 244.902261] ? debug_object_init_on_stack+0x20/0x20 [ 244.907639] del_timer+0x6c/0xf0 [ 244.910996] ? trigger_dyntick_cpu.isra.24+0x1a0/0x1a0 [ 244.916434] ? trace_hardirqs_off+0x10/0x10 [ 244.920758] try_to_grab_pending+0x21a/0x590 [ 244.925178] __cancel_work_timer+0x93/0x420 [ 244.929492] ? batadv_tvlv_handler_get+0x158/0x260 [ 244.934417] ? cancel_delayed_work+0x10/0x10 [ 244.939009] ? batadv_tvlv_handler_get+0x175/0x260 [ 244.944113] cancel_delayed_work_sync+0xe/0x10 [ 244.948931] batadv_nc_mesh_free+0x3e/0x116 [ 244.953339] batadv_mesh_free+0x73/0x160 [ 244.957503] batadv_mesh_init+0x531/0x600 [ 244.961652] batadv_softif_init_late+0xa38/0xd00 [ 244.966419] ? batadv_interface_stats+0x180/0x180 [ 244.971811] ? __lockdep_init_map+0x105/0x550 [ 244.977267] register_netdevice+0x252/0xe50 [ 244.981852] ? alloc_netdev_mqs+0x797/0xb40 [ 244.986270] ? security_capable+0x6f/0xa0 [ 244.990415] ? netdev_change_features+0x80/0x80 [ 244.995544] ? rtnl_create_link+0x1a8/0x950 [ 245.000029] ? ns_capable+0xe/0x10 [ 245.000268] warn_alloc_show_mem: 2 callbacks suppressed [ 245.000271] Mem-Info: [ 245.005470] ? __netlink_ns_capable+0xc3/0xf0 [ 245.017997] rtnl_newlink+0x1158/0x13a0 [ 245.020996] active_anon:7325 inactive_anon:7355 isolated_anon:0 [ 245.020996] active_file:15 inactive_file:1276 isolated_file:0 [ 245.020996] unevictable:0 dirty:38 writeback:0 unstable:0 [ 245.020996] slab_reclaimable:11300 slab_unreclaimable:115298 [ 245.020996] mapped:1962 shmem:8292 pagetables:445 bounce:0 [ 245.020996] free:179658 free_pcp:697 free_cma:0 [ 245.023076] ? rtnl_newlink+0x329/0x13a0 [ 245.061737] ? rtnl_link_unregister+0x270/0x270 [ 245.066408] ? avc_has_perm_noaudit+0x236/0x400 [ 245.071083] ? lock_downgrade+0x7f0/0x7f0 [ 245.075274] rtnetlink_rcv_msg+0x34c/0x9e0 [ 245.079533] ? rtnl_bridge_getlink+0x760/0x760 [ 245.084274] ? find_held_lock+0x36/0x1d0 [ 245.088519] netlink_rcv_skb+0x12f/0x3b0 [ 245.092686] ? rtnl_bridge_getlink+0x760/0x760 [ 245.097369] ? netlink_ack+0xaa0/0xaa0 [ 245.101465] ? netlink_deliver_tap+0x8e/0x920 [ 245.106067] rtnetlink_rcv+0x10/0x20 [ 245.110218] netlink_unicast+0x40b/0x600 [ 245.111435] Node 0 active_anon:28668kB inactive_anon:29416kB active_file:40kB inactive_file:5084kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:7848kB dirty:152kB writeback:0kB shmem:33164kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 245.114368] ? netlink_attachskb+0x6d0/0x6d0 [ 245.146735] netlink_sendmsg+0x730/0xbd0 [ 245.150892] ? netlink_unicast+0x600/0x600 [ 245.155301] ? selinux_socket_sendmsg+0x31/0x40 [ 245.160320] ? security_socket_sendmsg+0x6a/0xa0 [ 245.165115] ? netlink_unicast+0x600/0x600 [ 245.170202] sock_sendmsg+0xb5/0xf0 [ 245.170258] Node 1 active_anon:632kB inactive_anon:4kB active_file:20kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 245.173863] SYSC_sendto+0x1e3/0x2c0 [ 245.203114] Node 0 DMA free:10716kB min:216kB low:268kB high:320kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 245.204411] ? SYSC_connect+0x2a0/0x2a0 [ 245.204419] ? copy_page_range+0x1d10/0x1d10 [ 245.232018] lowmem_reserve[]: [ 245.234489] ? find_held_lock+0x36/0x1d0 [ 245.238877] 0 [ 245.241987] ? __do_page_fault+0x479/0xb00 [ 245.241998] ? up_read+0x1a/0x40 [ 245.242002] ? __do_page_fault+0x479/0xb00 [ 245.242008] ? SyS_socket+0xdd/0x1a0 [ 245.242016] ? do_syscall_64+0x4c/0x5b0 [ 245.242022] ? SyS_getpeername+0x10/0x10 [ 245.242026] SyS_sendto+0x9/0x10 [ 245.242031] do_syscall_64+0x1c7/0x5b0 [ 245.242035] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 245.242047] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 245.247759] 2570 [ 245.248259] RIP: 0033:0x4161a3 [ 245.253971] 2570 [ 245.256526] RSP: 002b:00007fffaa410768 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 245.260911] 2570 [ 245.264553] RAX: ffffffffffffffda RBX: 0000000000c82200 RCX: 00000000004161a3 [ 245.264557] RDX: 000000000000003c RSI: 0000000000c82250 RDI: 0000000000000003 [ 245.268519] 2570 [ 245.272563] RBP: 0000000000000000 R08: 00007fffaa410770 R09: 000000000000000c [ 245.272567] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 245.272569] R13: 0000000000000000 R14: 0000000000c82250 R15: 0000000000000003 [ 245.277339] Kernel Offset: disabled [ 245.350856] Rebooting in 86400 seconds..