INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added 'ci-upstream-net-kasan-gce-3,10.128.0.55' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 50.407414] syzkaller151103 invoked oom-killer: gfp_mask=0x14001c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 50.409427] syzkaller151103 cpuset=/ mems_allowed=0 [ 50.410440] CPU: 1 PID: 2920 Comm: syzkaller151103 Not tainted 4.13.0-rc4+ #1 [ 50.411452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.412757] Call Trace: [ 50.413161] dump_stack+0x194/0x257 [ 50.413694] ? arch_local_irq_restore+0x53/0x53 [ 50.414423] dump_header.isra.29+0x229/0xa61 [ 50.415053] ? check_noncircular+0x20/0x20 [ 50.415657] ? task_will_free_mem+0x252/0xaa0 [ 50.416341] ? lock_release+0xa40/0xa40 [ 50.416933] ? pagefault_out_of_memory+0x13f/0x13f [ 50.417652] ? ___ratelimit+0x30d/0x630 [ 50.418302] ? lock_downgrade+0x990/0x990 [ 50.418935] ? do_raw_spin_trylock+0x190/0x190 [ 50.419600] ? mark_held_locks+0xaf/0x100 [ 50.420205] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 50.420905] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 50.421608] ? trace_hardirqs_on+0xd/0x10 [ 50.422205] ? ___ratelimit+0x95/0x630 [ 50.422786] ? idr_get_free+0xff0/0xff0 [ 50.423341] ? find_held_lock+0x35/0x1d0 [ 50.423922] oom_kill_process+0x858/0x1230 [ 50.424506] ? lock_downgrade+0x990/0x990 [ 50.425085] ? lock_release+0xa40/0xa40 [ 50.425667] ? oom_badness+0xb70/0xb70 [ 50.426233] ? security_capable_noaudit+0x8b/0xc0 [ 50.426907] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 50.427804] ? do_raw_spin_trylock+0x190/0x190 [ 50.432377] ? has_capability+0x30/0x30 [ 50.436362] ? check_noncircular+0x20/0x20 [ 50.440584] ? find_held_lock+0x35/0x1d0 [ 50.444640] ? has_capability_noaudit+0x24/0x30 [ 50.449298] ? oom_badness+0x132/0xb70 [ 50.453171] ? lock_downgrade+0x990/0x990 [ 50.457312] ? find_lock_task_mm+0x460/0x460 [ 50.461722] ? find_held_lock+0x35/0x1d0 [ 50.465788] ? out_of_memory+0xd65/0x1820 [ 50.469927] ? lock_downgrade+0x990/0x990 [ 50.474058] ? has_intersects_mems_allowed+0x2c2/0x400 [ 50.479328] ? trace_event_raw_event_compact_retry+0x380/0x380 [ 50.485279] ? lock_acquire+0x1d5/0x580 [ 50.489242] ? __alloc_pages_slowpath+0xdce/0x2b90 [ 50.494172] ? lock_release+0xa40/0xa40 [ 50.498149] out_of_memory+0x35c/0x1820 [ 50.502138] ? oom_killer_disable+0x310/0x310 [ 50.506623] ? mutex_trylock+0x23a/0x2d0 [ 50.510687] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 50.516122] ? check_same_owner+0x320/0x320 [ 50.520456] __alloc_pages_slowpath+0x1c36/0x2b90 [ 50.525337] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 50.530172] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 50.535352] ? check_noncircular+0x20/0x20 [ 50.539575] ? check_noncircular+0x20/0x20 [ 50.543793] ? check_noncircular+0x20/0x20 [ 50.548018] ? check_preempt_wakeup+0x5b0/0x1320 [ 50.552759] ? attach_entity_load_avg+0x520/0x520 [ 50.557591] ? print_usage_bug+0x480/0x480 [ 50.561864] ? print_usage_bug+0x480/0x480 [ 50.566118] ? check_same_owner+0x320/0x320 [ 50.570438] ? do_raw_spin_trylock+0x190/0x190 [ 50.575005] ? do_raw_spin_trylock+0x190/0x190 [ 50.579592] ? pcpu_alloc+0xcd9/0x1310 [ 50.583470] ? check_noncircular+0x20/0x20 [ 50.587689] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 50.592702] ? pcpu_alloc+0xcd9/0x1310 [ 50.596588] ? mutex_lock_io_nested+0x1740/0x1740 [ 50.601425] ? check_same_owner+0x320/0x320 [ 50.605754] ? __might_sleep+0x95/0x190 [ 50.609728] __alloc_pages_nodemask+0x8eb/0xc00 [ 50.614386] ? check_noncircular+0x20/0x20 [ 50.618606] ? do_raw_spin_trylock+0x190/0x190 [ 50.623190] ? __alloc_pages_slowpath+0x2b90/0x2b90 [ 50.628220] ? find_held_lock+0x35/0x1d0 [ 50.632282] ? __lock_is_held+0xb6/0x140 [ 50.636337] ? _find_next_bit+0xee/0x120 [ 50.640404] pcpu_populate_chunk+0x1be/0x8d0 [ 50.644823] pcpu_alloc+0xea9/0x1310 [ 50.648546] ? pcpu_balance_workfn+0x1790/0x1790 [ 50.653298] ? _raw_spin_unlock+0x22/0x30 [ 50.657438] ? __pte_alloc_kernel+0x1bd/0x2a0 [ 50.661925] ? vmap_page_range_noflush+0x531/0x730 [ 50.666867] ? retint_kernel+0x10/0x10 [ 50.670750] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 50.675761] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 50.680528] ? retint_kernel+0x10/0x10 [ 50.684429] __alloc_percpu_gfp+0x27/0x30 [ 50.688567] array_map_alloc+0x5a8/0x780 [ 50.692632] SyS_bpf+0xe1d/0x46b0 [ 50.696090] ? bpf_prog_get+0x20/0x20 [ 50.699884] ? __lock_is_held+0xb6/0x140 [ 50.703939] ? check_noncircular+0x20/0x20 [ 50.708163] ? lru_cache_add+0x1c7/0x3a0 [ 50.712208] ? page_referenced_one+0x670/0x670 [ 50.716778] ? lru_cache_add_file+0x20/0x20 [ 50.721090] ? __alloc_pages_nodemask+0x9b0/0xc00 [ 50.725927] ? page_add_new_anon_rmap+0x36c/0x750 [ 50.730776] ? find_held_lock+0x35/0x1d0 [ 50.734839] ? __handle_mm_fault+0x1e84/0x3730 [ 50.739409] ? lock_downgrade+0x990/0x990 [ 50.743550] ? do_raw_spin_trylock+0x190/0x190 [ 50.748153] ? check_noncircular+0x20/0x20 [ 50.752376] ? _raw_spin_unlock+0x22/0x30 [ 50.756513] ? __handle_mm_fault+0x57f/0x3730 [ 50.761007] ? __pmd_alloc+0x4f0/0x4f0 [ 50.764891] ? lock_acquire+0x1d5/0x580 [ 50.768860] ? find_held_lock+0x35/0x1d0 [ 50.772928] ? __do_page_fault+0x51b/0xb60 [ 50.777156] ? lock_downgrade+0x990/0x990 [ 50.781312] ? down_read_trylock+0xdb/0x170 [ 50.785617] ? __do_page_fault+0x2b8/0xb60 [ 50.789843] ? downgrade_write+0x150/0x150 [ 50.794061] ? vmacache_find+0x61/0x270 [ 50.798036] ? entry_SYSCALL_64_fastpath+0x5/0xbe [ 50.802880] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 50.807635] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 50.812376] RIP: 0033:0x4400c9 [ 50.815549] RSP: 002b:00007ffe4df13338 EFLAGS: 00000217 ORIG_RAX: 0000000000000141 [ 50.823246] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004400c9 [ 50.830499] RDX: 0000000000000014 RSI: 0000000020024fec RDI: 0000000000000000 [ 50.837752] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 50.845091] R10: ffffffffffffffff R11: 0000000000000217 R12: 0000000000401630 [ 50.852344] R13: 00000000004016c0 R14: 0000000000000000 R15: 0000000000000000 [ 50.859738] Mem-Info: [ 50.867098] active_anon:1775 inactive_anon:31 isolated_anon:0 [ 50.867098] active_file:22 inactive_file:24 isolated_file:0 [ 50.867098] unevictable:0 dirty:0 writeback:0 unstable:0 [ 50.867098] slab_reclaimable:0 slab_unreclaimable:0 [ 50.867098] mapped:2 shmem:38 pagetables:300 bounce:0 [ 50.867098] free:24278 free_pcp:41 free_cma:0 [ 50.901281] Node 0 active_anon:7100kB inactive_anon:124kB active_file:84kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:152kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 50.927715] Node 0 DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 50.953873] lowmem_reserve[]: 0 2894 6421 6421 [ 50.958518] Node 0 DMA32 free:44220kB min:30388kB low:37984kB high:45580kB active_anon:0kB inactive_anon:0kB active_file:8kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2966532kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 50.985714] lowmem_reserve[]: 0 0 3527 3527 [ 50.990082] Node 0 Normal free:36984kB min:37028kB low:46284kB high:55540kB active_anon:7100kB inactive_anon:124kB active_file:80kB inactive_file:20kB unevictable:0kB writepending:0kB present:4718592kB managed:3611792kB mlocked:0kB kernel_stack:2912kB pagetables:1200kB bounce:0kB free_pcp:164kB local_pcp:120kB free_cma:0kB [ 51.019745] lowmem_reserve[]: 0 0 0 0 [ 51.023615] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 51.037328] Node 0 DMA32: 3*4kB (M) 2*8kB (M) 4*16kB (M) 1*32kB (M) 3*64kB (UM) 3*128kB (UM) 4*256kB (M) 3*512kB (M) 2*1024kB (M) 3*2048kB (UM) 8*4096kB (M) = 44220kB [ 51.052480] Node 0 Normal: 528*4kB (ME) 357*8kB (UME) 252*16kB (ME) 125*32kB (ME) 71*64kB (UME) 30*128kB (UM) 17*256kB (UM) 2*512kB (UM) 2*1024kB (UM) 2*2048kB (ME) 1*4096kB (M) = 37000kB [ 51.069460] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 51.078052] 65 total pagecache pages [ 51.081801] 0 pages in swap cache [ 51.085275] Swap cache stats: add 0, delete 0, find 0/0 [ 51.090940] Free swap = 0kB [ 51.094222] Total swap = 0kB [ 51.103781] 1965979 pages RAM [ 51.112621] 0 pages HighMem/MovableOnly [ 51.116624] 317421 pages reserved [ 51.120099] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 51.128853] [ 1427] 0 1427 5316 116 15 3 0 -1000 udevd [ 51.137744] [ 1525] 0 1525 5315 117 14 3 0 -1000 udevd [ 51.146538] [ 1527] 0 1527 5315 117 14 3 0 -1000 udevd [ 51.155321] [ 2668] 0 2668 2493 573 9 3 0 0 dhclient [ 51.164371] [ 2804] 0 2804 14232 108 23 3 0 0 rsyslogd [ 51.173418] [ 2839] 0 2839 4725 49 14 4 0 0 cron [ 51.182110] [ 2866] 0 2866 12490 153 27 3 0 -1000 sshd [ 51.190804] [ 2890] 0 2890 3694 40 13 3 0 0 getty [ 51.199596] [ 2891] 0 2891 3694 42 13 3 0 0 getty [ 51.208382] [ 2892] 0 2892 3694 42 14 3 0 0 getty [ 51.217171] [ 2893] 0 2893 3694 41 13 3 0 0 getty [ 51.225955] [ 2894] 0 2894 3694 40 12 3 0 0 getty [ 51.234753] [ 2895] 0 2895 3694 41 13 3 0 0 getty [ 51.243556] [ 2896] 0 2896 3649 38 13 3 0 0 getty [ 51.252342] [ 2916] 0 2916 17821 196 39 3 0 0 sshd [ 51.261062] [ 2918] 0 2918 280 1 4 2 0 0 syzkaller151103 [ 51.270717] [ 2919] 0 2919 317 10 5 2 0 0 syzkaller151103 [ 51.280694] [ 2920] 0 2920 317 10 5 2 0 0 syzkaller151103 [ 51.290342] [ 2921] 0 2921 317 10 5 2 0 0 syzkaller151103 [ 51.300053] [ 2922] 0 2922 317 10 5 2 0 0 syzkaller151103 [ 51.309707] [ 2923] 0 2923 317 10 5 2 0 0 syzkaller151103 [ 51.319357] [ 2924] 0 2924 317 10 5 2 0 0 syzkaller151103 [ 51.329048] [ 2925] 0 2925 317 10 5 2 0 0 syzkaller151103 [ 51.338708] [ 2926] 0 2926 317 10 5 2 0 0 syzkaller151103 [ 51.348350] Out of memory: Kill process 2668 (dhclient) score 0 or sacrifice child [ 51.356523] Killed process 2668 (dhclient) total-vm:9972kB, anon-rss:2292kB, file-rss:0kB, shmem-rss:0kB [ 51.377242] syzkaller151103 invoked oom-killer: gfp_mask=0x14001c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 51.392894] syzkaller151103 cpuset=/ mems_allowed=0 [ 51.398105] CPU: 0 PID: 2925 Comm: syzkaller151103 Not tainted 4.13.0-rc4+ #1 [ 51.405364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.414687] Call Trace: [ 51.417246] dump_stack+0x194/0x257 [ 51.420846] ? arch_local_irq_restore+0x53/0x53 [ 51.425494] dump_header.isra.29+0x229/0xa61 [ 51.429876] ? check_noncircular+0x20/0x20 [ 51.434083] ? task_will_free_mem+0x252/0xaa0 [ 51.438548] ? lock_release+0xa40/0xa40 [ 51.442496] ? pagefault_out_of_memory+0x13f/0x13f [ 51.447404] ? ___ratelimit+0x30d/0x630 [ 51.451348] ? lock_downgrade+0x990/0x990 [ 51.455472] ? do_raw_spin_trylock+0x190/0x190 [ 51.460039] ? mark_held_locks+0xaf/0x100 [ 51.464164] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 51.469259] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 51.474244] ? trace_hardirqs_on+0xd/0x10 [ 51.478449] ? ___ratelimit+0x95/0x630 [ 51.482305] ? idr_get_free+0xff0/0xff0 [ 51.486248] ? find_held_lock+0x35/0x1d0 [ 51.490294] oom_kill_process+0x858/0x1230 [ 51.494499] ? lock_downgrade+0x990/0x990 [ 51.498619] ? lock_release+0xa40/0xa40 [ 51.502570] ? oom_badness+0xb70/0xb70 [ 51.506433] ? security_capable_noaudit+0x8b/0xc0 [ 51.511253] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 51.516325] ? do_raw_spin_trylock+0x190/0x190 [ 51.520877] ? has_capability+0x30/0x30 [ 51.524825] ? check_noncircular+0x20/0x20 [ 51.529033] ? find_held_lock+0x35/0x1d0 [ 51.533070] ? has_capability_noaudit+0x24/0x30 [ 51.537738] ? oom_badness+0x132/0xb70 [ 51.541595] ? lock_downgrade+0x990/0x990 [ 51.545718] ? find_lock_task_mm+0x460/0x460 [ 51.550099] ? find_held_lock+0x35/0x1d0 [ 51.554134] ? out_of_memory+0xd65/0x1820 [ 51.558250] ? lock_downgrade+0x990/0x990 [ 51.562363] ? has_intersects_mems_allowed+0x2c2/0x400 [ 51.567611] ? trace_event_raw_event_compact_retry+0x380/0x380 [ 51.573546] ? lock_acquire+0x1d5/0x580 [ 51.577493] ? __alloc_pages_slowpath+0xdce/0x2b90 [ 51.582400] ? lock_release+0xa40/0xa40 [ 51.586349] out_of_memory+0x35c/0x1820 [ 51.590305] ? oom_killer_disable+0x310/0x310 [ 51.594769] ? mutex_trylock+0x23a/0x2d0 [ 51.598801] ? __lock_is_held+0xb6/0x140 [ 51.602833] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 51.608264] __alloc_pages_slowpath+0x1c36/0x2b90 [ 51.613103] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 51.617915] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 51.623074] ? check_noncircular+0x20/0x20 [ 51.627280] ? check_noncircular+0x20/0x20 [ 51.631481] ? check_noncircular+0x20/0x20 [ 51.635686] ? check_preempt_wakeup+0x5b0/0x1320 [ 51.640411] ? attach_entity_load_avg+0x520/0x520 [ 51.645222] ? lock_release+0xa40/0xa40 [ 51.649227] ? print_usage_bug+0x480/0x480 [ 51.653453] ? check_same_owner+0x320/0x320 [ 51.657753] ? do_raw_spin_trylock+0x190/0x190 [ 51.662303] ? do_raw_spin_trylock+0x190/0x190 [ 51.666861] ? pcpu_alloc+0xcd9/0x1310 [ 51.670720] ? check_noncircular+0x20/0x20 [ 51.674925] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 51.679917] ? __lock_is_held+0xb6/0x140 [ 51.683949] ? pcpu_alloc+0xcd9/0x1310 [ 51.687814] ? mutex_lock_io_nested+0x1740/0x1740 [ 51.692649] ? check_same_owner+0x320/0x320 [ 51.696950] ? __might_sleep+0x95/0x190 [ 51.700903] __alloc_pages_nodemask+0x8eb/0xc00 [ 51.705548] ? check_noncircular+0x20/0x20 [ 51.709752] ? do_raw_spin_trylock+0x190/0x190 [ 51.714310] ? __alloc_pages_slowpath+0x2b90/0x2b90 [ 51.719323] ? find_held_lock+0x35/0x1d0 [ 51.723385] ? __lock_is_held+0xb6/0x140 [ 51.727431] ? _find_next_bit+0xee/0x120 [ 51.731480] pcpu_populate_chunk+0x1be/0x8d0 [ 51.735870] pcpu_alloc+0xea9/0x1310 [ 51.739590] ? pcpu_balance_workfn+0x1790/0x1790 [ 51.744314] ? check_same_owner+0x320/0x320 [ 51.748611] ? rcu_pm_notify+0xc0/0xc0 [ 51.752476] ? vmap_page_range_noflush+0x531/0x730 [ 51.757400] ? retint_kernel+0x10/0x10 [ 51.761258] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 51.766248] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 51.770982] ? retint_kernel+0x10/0x10 [ 51.774857] __alloc_percpu_gfp+0x27/0x30 [ 51.778980] array_map_alloc+0x5a8/0x780 [ 51.783029] SyS_bpf+0xe1d/0x46b0 [ 51.786464] ? bpf_prog_get+0x20/0x20 [ 51.790238] ? __lock_is_held+0xb6/0x140 [ 51.794275] ? check_noncircular+0x20/0x20 [ 51.798491] ? lru_cache_add+0x1c7/0x3a0 [ 51.802523] ? page_referenced_one+0x670/0x670 [ 51.807075] ? lru_cache_add_file+0x20/0x20 [ 51.811369] ? __alloc_pages_nodemask+0x9b0/0xc00 [ 51.816880] ? page_add_new_anon_rmap+0x36c/0x750 [ 51.821707] ? find_held_lock+0x35/0x1d0 [ 51.825751] ? __handle_mm_fault+0x1e84/0x3730 [ 51.830305] ? lock_downgrade+0x990/0x990 [ 51.834429] ? do_raw_spin_trylock+0x190/0x190 [ 51.838996] ? check_noncircular+0x20/0x20 [ 51.843232] ? _raw_spin_unlock+0x22/0x30 [ 51.847354] ? __handle_mm_fault+0x57f/0x3730 [ 51.851826] ? __pmd_alloc+0x4f0/0x4f0 [ 51.855687] ? lock_acquire+0x1d5/0x580 [ 51.859639] ? find_held_lock+0x35/0x1d0 [ 51.863681] ? __do_page_fault+0x51b/0xb60 [ 51.867900] ? lock_downgrade+0x990/0x990 [ 51.872036] ? down_read_trylock+0xdb/0x170 [ 51.876330] ? __do_page_fault+0x2b8/0xb60 [ 51.880534] ? downgrade_write+0x150/0x150 [ 51.884738] ? vmacache_find+0x61/0x270 [ 51.888690] ? entry_SYSCALL_64_fastpath+0x5/0xbe [ 51.893509] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 51.898240] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 51.902964] RIP: 0033:0x4400c9 [ 51.906123] RSP: 002b:00007ffe4df13338 EFLAGS: 00000217 ORIG_RAX: 0000000000000141 [ 51.913798] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004400c9 [ 51.921041] RDX: 0000000000000014 RSI: 0000000020024fec RDI: 0000000000000000 [ 51.928279] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 51.935518] R10: ffffffffffffffff R11: 0000000000000217 R12: 0000000000401630 [ 51.942757] R13: 00000000004016c0 R14: 0000000000000000 R15: 0000000000000000 [ 51.950056] Mem-Info: [ 51.953399] active_anon:1202 inactive_anon:31 isolated_anon:0 [ 51.953399] active_file:0 inactive_file:25 isolated_file:0 [ 51.953399] unevictable:0 dirty:0 writeback:0 unstable:0 [ 51.953399] slab_reclaimable:0 slab_unreclaimable:0 [ 51.953399] mapped:2 shmem:38 pagetables:291 bounce:0 [ 51.953399] free:24207 free_pcp:21 free_cma:0 [ 51.984823] Node 0 active_anon:4808kB inactive_anon:124kB active_file:88kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:152kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 52.011861] Node 0 DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 52.037993] lowmem_reserve[]: 0 2894 6421 6421 [ 52.042651] Node 0 DMA32 free:44220kB min:30388kB low:37984kB high:45580kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:8kB unevictable:0kB writepending:0kB present:3129332kB managed:2966532kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 52.069877] lowmem_reserve[]: 0 0 3527 3527 [ 52.074223] Node 0 Normal free:36788kB min:37028kB low:46284kB high:55540kB active_anon:4808kB inactive_anon:124kB active_file:0kB inactive_file:100kB unevictable:0kB writepending:0kB present:4718592kB managed:3611792kB mlocked:0kB kernel_stack:2880kB pagetables:1164kB bounce:0kB free_pcp:84kB local_pcp:12kB free_cma:0kB [ 52.102814] lowmem_reserve[]: 0 0 0 0 [ 52.106674] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 52.120331] Node 0 DMA32: 3*4kB (M) 2*8kB (M) 4*16kB (M) 1*32kB (M) 3*64kB (UM) 3*128kB (UM) 4*256kB (M) 3*512kB (M) 2*1024kB (M) 3*2048kB (UM) 8*4096kB (M) = 44220kB [ 52.135472] Node 0 Normal: 509*4kB (UM) 362*8kB (UME) 245*16kB (ME) 123*32kB (UME) 65*64kB (UME) 29*128kB (M) 17*256kB (UM) 3*512kB (M) 2*1024kB (UM) 4*2048kB (UME) 0*4096kB = 36788kB [ 52.152043] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 52.160645] 65 total pagecache pages [ 52.164380] 0 pages in swap cache [ 52.167851] Swap cache stats: add 0, delete 0, find 0/0 [ 52.173211] Free swap = 0kB [ 52.176238] Total swap = 0kB [ 52.179262] 1965979 pages RAM [ 52.182375] 0 pages HighMem/MovableOnly [ 52.186366] 317421 pages reserved [ 52.189825] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 52.198520] [ 1427] 0 1427 5316 116 15 3 0 -1000 udevd [ 52.207284] [ 1525] 0 1525 5315 117 14 3 0 -1000 udevd [ 52.216070] [ 1527] 0 1527 5315 117 14 3 0 -1000 udevd [ 52.224850] [ 2804] 0 2804 14232 107 23 3 0 0 rsyslogd [ 52.233908] [ 2839] 0 2839 4725 49 14 4 0 0 cron [ 52.242592] [ 2866] 0 2866 12490 153 27 3 0 -1000 sshd [ 52.251276] [ 2890] 0 2890 3694 40 13 3 0 0 getty [ 52.260056] [ 2891] 0 2891 3694 42 13 3 0 0 getty [ 52.268833] [ 2892] 0 2892 3694 42 14 3 0 0 getty [ 52.277594] [ 2893] 0 2893 3694 41 13 3 0 0 getty [ 52.286364] [ 2894] 0 2894 3694 40 12 3 0 0 getty [ 52.295145] [ 2895] 0 2895 3694 41 13 3 0 0 getty [ 52.303918] [ 2896] 0 2896 3649 38 13 3 0 0 getty [ 52.312693] [ 2916] 0 2916 17821 196 39 3 0 0 sshd [ 52.321375] [ 2918] 0 2918 280 1 4 2 0 0 syzkaller151103 [ 52.331038] [ 2919] 0 2919 317 10 5 2 0 0 syzkaller151103 [ 52.340675] [ 2920] 0 2920 317 10 5 2 0 0 syzkaller151103 [ 52.350311] [ 2921] 0 2921 317 10 5 2 0 0 syzkaller151103 [ 52.359951] [ 2922] 0 2922 317 10 5 2 0 0 syzkaller151103 [ 52.369577] [ 2923] 0 2923 317 10 5 2 0 0 syzkaller151103 [ 52.379199] [ 2924] 0 2924 317 10 5 2 0 0 syzkaller151103 [ 52.388848] [ 2925] 0 2925 317 10 5 2 0 0 syzkaller151103 [ 52.398494] [ 2926] 0 2926 317 10 5 2 0 0 syzkaller151103 [ 52.408135] Out of memory: Kill process 2916 (sshd) score 0 or sacrifice child [ 52.415576] Killed process 2918 (syzkaller151103) total-vm:1120kB, anon-rss:4kB, file-rss:0kB, shmem-rss:0kB [ 52.427450] syzkaller151103 invoked oom-killer: gfp_mask=0x14001c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_COLD), nodemask=(null), order=0, oom_score_adj=0 [ 52.440886] syzkaller151103 cpuset=/ mems_allowed=0 [ 52.445930] CPU: 0 PID: 2925 Comm: syzkaller151103 Not tainted 4.13.0-rc4+ #1 [ 52.453175] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.462496] Call Trace: [ 52.465057] dump_stack+0x194/0x257 [ 52.468659] ? arch_local_irq_restore+0x53/0x53 [ 52.473310] dump_header.isra.29+0x229/0xa61 [ 52.477704] ? check_noncircular+0x20/0x20 [ 52.481919] ? task_will_free_mem+0x252/0xaa0 [ 52.486384] ? lock_release+0xa40/0xa40 [ 52.490340] ? pagefault_out_of_memory+0x13f/0x13f [ 52.495246] ? ___ratelimit+0x30d/0x630 [ 52.499200] ? lock_downgrade+0x990/0x990 [ 52.503342] ? do_raw_spin_trylock+0x190/0x190 [ 52.507897] ? mark_held_locks+0xaf/0x100 [ 52.512022] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 52.517105] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 52.522089] ? trace_hardirqs_on+0xd/0x10 [ 52.526208] ? ___ratelimit+0x95/0x630 [ 52.530074] ? idr_get_free+0xff0/0xff0 [ 52.534024] ? find_held_lock+0x35/0x1d0 [ 52.538072] oom_kill_process+0x858/0x1230 [ 52.542276] ? lock_downgrade+0x990/0x990 [ 52.546406] ? lock_release+0xa40/0xa40 [ 52.550356] ? oom_badness+0xb70/0xb70 [ 52.554217] ? security_capable_noaudit+0x8b/0xc0 [ 52.559046] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 52.564121] ? do_raw_spin_trylock+0x190/0x190 [ 52.568677] ? has_capability+0x30/0x30 [ 52.572625] ? check_noncircular+0x20/0x20 [ 52.576830] ? find_held_lock+0x35/0x1d0 [ 52.580865] ? has_capability_noaudit+0x24/0x30 [ 52.585507] ? oom_badness+0x132/0xb70 [ 52.589363] ? lock_downgrade+0x990/0x990 [ 52.593484] ? find_lock_task_mm+0x460/0x460 [ 52.597865] ? find_held_lock+0x35/0x1d0 [ 52.601901] ? out_of_memory+0xd65/0x1820 [ 52.606025] ? lock_downgrade+0x990/0x990 [ 52.610167] ? has_intersects_mems_allowed+0x2c2/0x400 [ 52.615418] ? trace_event_raw_event_compact_retry+0x380/0x380 [ 52.621359] ? lock_acquire+0x1d5/0x580 [ 52.625303] ? __alloc_pages_slowpath+0xdce/0x2b90 [ 52.630206] ? lock_release+0xa40/0xa40 [ 52.634156] out_of_memory+0x35c/0x1820 [ 52.638113] ? oom_killer_disable+0x310/0x310 [ 52.642584] ? mutex_trylock+0x23a/0x2d0 [ 52.646618] ? __lock_is_held+0xb6/0x140 [ 52.650652] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 52.656084] __alloc_pages_slowpath+0x1c36/0x2b90 [ 52.660937] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 52.665750] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 52.670911] ? check_noncircular+0x20/0x20 [ 52.675136] ? check_noncircular+0x20/0x20 [ 52.679361] ? check_noncircular+0x20/0x20 [ 52.683569] ? check_preempt_wakeup+0x5b0/0x1320 [ 52.688293] ? attach_entity_load_avg+0x520/0x520 [ 52.693122] ? lock_release+0xa40/0xa40 [ 52.697095] ? print_usage_bug+0x480/0x480 [ 52.701304] ? check_same_owner+0x320/0x320 [ 52.705606] ? do_raw_spin_trylock+0x190/0x190 [ 52.710167] ? do_raw_spin_trylock+0x190/0x190 [ 52.714726] ? pcpu_alloc+0xcd9/0x1310 [ 52.718584] ? check_noncircular+0x20/0x20 [ 52.722799] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 52.727803] ? __lock_is_held+0xb6/0x140 [ 52.731863] ? pcpu_alloc+0xcd9/0x1310 [ 52.735738] ? mutex_lock_io_nested+0x1740/0x1740 [ 52.740593] ? check_same_owner+0x320/0x320 [ 52.744905] ? __might_sleep+0x95/0x190 [ 52.748882] __alloc_pages_nodemask+0x8eb/0xc00 [ 52.753521] ? check_noncircular+0x20/0x20 [ 52.757722] ? do_raw_spin_trylock+0x190/0x190 [ 52.762276] ? __alloc_pages_slowpath+0x2b90/0x2b90 [ 52.767273] ? find_held_lock+0x35/0x1d0 [ 52.771311] ? __lock_is_held+0xb6/0x140 [ 52.775344] ? _find_next_bit+0xee/0x120 [ 52.779382] pcpu_populate_chunk+0x1be/0x8d0 [ 52.783786] pcpu_alloc+0xea9/0x1310 [ 52.787487] ? pcpu_balance_workfn+0x1790/0x1790 [ 52.792233] ? check_same_owner+0x320/0x320 [ 52.796541] ? rcu_pm_notify+0xc0/0xc0 [ 52.800405] ? vmap_page_range_noflush+0x531/0x730 [ 52.805315] ? retint_kernel+0x10/0x10 [ 52.809171] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 52.814159] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 52.818889] ? retint_kernel+0x10/0x10 [ 52.822757] __alloc_percpu_gfp+0x27/0x30 [ 52.826878] array_map_alloc+0x5a8/0x780 [ 52.830916] SyS_bpf+0xe1d/0x46b0 [ 52.834346] ? bpf_prog_get+0x20/0x20 [ 52.838120] ? __lock_is_held+0xb6/0x140 [ 52.842157] ? check_noncircular+0x20/0x20 [ 52.846362] ? lru_cache_add+0x1c7/0x3a0 [ 52.850390] ? page_referenced_one+0x670/0x670 [ 52.854940] ? lru_cache_add_file+0x20/0x20 [ 52.859231] ? __alloc_pages_nodemask+0x9b0/0xc00 [ 52.864048] ? page_add_new_anon_rmap+0x36c/0x750 [ 52.868867] ? find_held_lock+0x35/0x1d0 [ 52.872908] ? __handle_mm_fault+0x1e84/0x3730 [ 52.877461] ? lock_downgrade+0x990/0x990 [ 52.881585] ? do_raw_spin_trylock+0x190/0x190 [ 52.886160] ? check_noncircular+0x20/0x20 [ 52.890369] ? _raw_spin_unlock+0x22/0x30 [ 52.894495] ? __handle_mm_fault+0x57f/0x3730 [ 52.898974] ? __pmd_alloc+0x4f0/0x4f0 [ 52.902839] ? lock_acquire+0x1d5/0x580 [ 52.906788] ? find_held_lock+0x35/0x1d0 [ 52.910829] ? __do_page_fault+0x51b/0xb60 [ 52.915039] ? lock_downgrade+0x990/0x990 [ 52.919171] ? down_read_trylock+0xdb/0x170 [ 52.923461] ? __do_page_fault+0x2b8/0xb60 [ 52.927666] ? downgrade_write+0x150/0x150 [ 52.931871] ? vmacache_find+0x61/0x270 [ 52.935834] ? entry_SYSCALL_64_fastpath+0x5/0xbe [ 52.940659] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 52.945396] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 52.950120] RIP: 0033:0x4400c9 [ 52.953276] RSP: 002b:00007ffe4df13338 EFLAGS: 00000217 ORIG_RAX: 0000000000000141 [ 52.960950] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 00000000004400c9 [ 52.968188] RDX: 0000000000000014 RSI: 0000000020024fec RDI: 0000000000000000 [ 52.975432] RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 [ 52.982673] R10: ffffffffffffffff R11: 0000000000000217 R12: 0000000000401630 [ 52.989909] R13: 00000000004016c0 R14: 0000000000000000 R15: 0000000000000000 [ 52.997269] Mem-Info: [ 52.999949] active_anon:1197 inactive_anon:31 isolated_anon:0 [ 52.999949] active_file:1 inactive_file:26 isolated_file:0 [ 52.999949] unevictable:0 dirty:0 writeback:0 unstable:0 [ 52.999949] slab_reclaimable:0 slab_unreclaimable:0 [ 52.999949] mapped:2 shmem:38 pagetables:287 bounce:0 [ 52.999949] free:24233 free_pcp:34 free_cma:0 [ 53.031320] Node 0 active_anon:4788kB inactive_anon:124kB active_file:108kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:152kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 53.057802] Node 0 DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 53.083971] lowmem_reserve[]: 0 2894 6421 6421 [ 53.088607] Node 0 DMA32 free:44220kB min:30388kB low:37984kB high:45580kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:8kB unevictable:0kB writepending:0kB present:3129332kB managed:2966532kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 53.115769] lowmem_reserve[]: 0 0 3527 3527 [ 53.120117] Node 0 Normal free:36804kB min:37028kB low:46284kB high:55540kB active_anon:4788kB inactive_anon:124kB active_file:100kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3611792kB mlocked:0kB kernel_stack:2848kB pagetables:1148kB bounce:0kB free_pcp:136kB local_pcp:12kB free_cma:0kB [ 53.148774] lowmem_reserve[]: 0 0 0 0 [ 53.152599] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 53.166265] Node 0 DMA32: 3*4kB (M) 2*8kB (M) 4*16kB (M) 1*32kB (M) 3*64kB (UM) 3*128kB (UM) 4*256kB (M) 3*512kB (M) 2*1024kB (M) 3*2048kB (UM) 8*4096kB (M) = 44220kB [ 53.181357] Node 0 Normal: 509*4kB (UM) 362*8kB (UME) 246*16kB (UME) 123*32kB (UME) 65*64kB (UME) 29*128kB (M) 17*256kB (UM) 3*512kB (M) 2*1024kB (UM) 4*2048kB (UME) 0*4096kB = 36804kB [ 53.198061] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 53.206654] 65 total pagecache pages [ 53.210395] 0 pages in swap cache [ 53.213854] Swap cache stats: add 0, delete 0, find 0/0 [ 53.219353] Free swap = 0kB [ 53.222396] Total swap = 0kB [ 53.225446] 1965979 pages RAM [ 53.228554] 0 pages HighMem/MovableOnly [ 53.232533] 317421 pages reserved [ 53.236004] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 53.244729] [ 1427] 0 1427 5316 116 15 3 0 -1000 udevd [ 53.253520] [ 1525] 0 1525 5315 117 14 3 0 -1000 udevd [ 53.262277] [ 1527] 0 1527 5315 117 14 3 0 -1000 udevd [ 53.271049] [ 2804] 0 2804 14232 107 23 3 0 0 rsyslogd [ 53.280283] [ 2839] 0 2839 4725 49 14 4 0 0 cron [ 53.288949] [ 2866] 0 2866 12490 153 27 3 0 -1000 sshd [ 53.297630] [ 2890] 0 2890 3694 40 13 3 0 0 getty [ 53.306418] [ 2891] 0 2891 3694 42 13 3 0 0 getty [ 53.315181] [ 2892] 0 2892 3694 42 14 3 0 0 getty [ 53.323961] [ 2893] 0 2893 3694 41 13 3 0 0 getty [ 53.332731] [ 2894] 0 2894 3694 40 12 3 0 0 getty [ 53.341513] [ 2895] 0 2895 3694 41 13 3 0 0 getty [ 53.350302] [ 2896] 0 2896 3649 38 13 3 0 0 getty [ 53.359065] [ 2916] 0 2916 17821 196 39 3 0 0 sshd [ 53.367760] [ 2919] 0 2919 317 10 5 2 0 0 syzkaller151103 [ 53.377406] [ 2920] 0 2920 317 10 5 2 0 0 syzkaller151103 [ 53.387050] [ 2921] 0 2921 317 10 5 2 0 0 syzkaller151103 [ 53.396682] [ 2922] 0 2922 317 10 5 2 0 0 syzkaller151103 [ 53.406320] [ 2923] 0 2923 317 10 5 2 0 0 syzkaller151103 Connection to ci-upstream-net-kasan-gce-3 closed by remote host. [ 53.415953] [ 2924] 0 2924 317 10 5 2 0