Warning: Permanently added '10.128.0.149' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program [ 45.766604] lowmemorykiller: Killing 'syz-executor616' (2062) (tgid 2062), adj 1000, [ 45.766604] to free 560kB on behalf of 'kswapd0' (33) because [ 45.766604] cache 36332kB is below limit 65536kB for oom_score_adj 12 [ 45.766604] Free memory is -12916kB above reserved [ 45.798846] lowmemorykiller: Killing 'syz-executor616' (2062) (tgid 2062), adj 1000, [ 45.798846] to free 560kB on behalf of 'syz-executor616' (2071) because [ 45.798846] cache 34032kB is below limit 65536kB for oom_score_adj 12 [ 45.798846] Free memory is -13536kB above reserved [ 45.798853] BUG: sleeping function called from invalid context at kernel/fork.c:903 [ 45.798858] in_atomic(): 0, irqs_disabled(): 0, pid: 2071, name: syz-executor616 [ 45.798871] 2 locks held by syz-executor616/2071: [ 45.798894] #0: (shrinker_rwsem){++++..}, at: [<00000000f0818fd1>] shrink_slab.part.0+0xb2/0xa20 [ 45.798909] #1: (rcu_read_lock){......}, at: [<000000002eec57d4>] lowmem_scan+0x242/0xb50 [ 45.798920] Preemption disabled at: [ 45.798920] [<00000000840501e5>] get_task_mm+0x20/0xc0 [ 45.798930] CPU: 1 PID: 2071 Comm: syz-executor616 Not tainted 4.9.184+ #6 [ 45.798944] ffff8801c3f9f2c8 ffffffff81b580a1 0000000000000000 0000000000000001 [ 45.798955] ffff8801d1ce97c0 ffffffff810d0ca0 ffff8801d1ce97c0 ffff8801c3f9f300 [ 45.798965] ffffffff8140040c ffff8801d1ce97c0 ffffffff82a39900 0000000000000387 [ 45.798967] Call Trace: [ 45.798978] [<000000006a64728e>] dump_stack+0xc1/0x120 [ 45.798986] [<00000000840501e5>] ? get_task_mm+0x20/0xc0 [ 45.798995] [<000000000d40e243>] ___might_sleep.cold+0x1c1/0x1fa [ 45.799005] [<000000005457e34c>] __might_sleep+0x95/0x1a0 [ 45.799012] [<0000000048ab1bd2>] mmput+0x28/0x370 [ 45.799020] [<0000000058151be6>] handle_lmk_event+0xea/0x8a0 [ 45.799028] [<00000000060c1f8d>] lowmem_scan+0x695/0xb50 [ 45.799037] [<00000000836d0e76>] shrink_slab.part.0+0x3cf/0xa20 [ 45.799046] [<00000000ec1b199b>] ? unregister_shrinker+0x230/0x230 [ 45.799054] [<0000000066dd354f>] shrink_node+0x1ed/0x750 [ 45.799064] [<0000000006038ae9>] ? shrink_node_memcg.isra.0+0x1360/0x1360 [ 45.799074] [<00000000dfc22c10>] ? __delayacct_freepages_start+0x41/0x80 [ 45.799082] [<00000000ba681751>] try_to_free_pages+0x397/0xbd0 [ 45.799089] [<0000000036e83556>] ? shrink_node+0x750/0x750 [ 45.799098] [<00000000c283677e>] __alloc_pages_nodemask+0x930/0x1a80 [ 45.799107] [<00000000e31a130f>] ? retint_kernel+0x2d/0x2d [ 45.799117] [<00000000646bcf92>] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 45.799125] [<00000000dd6dbc24>] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 45.799132] [<00000000e31a130f>] ? retint_kernel+0x2d/0x2d [ 45.799142] [<000000005026ea66>] __vmalloc_node_range+0x25b/0x610 [ 45.799151] [<000000006657f613>] ? xt_alloc_entry_offsets+0x44/0x50 [ 45.799159] [<00000000f2617218>] vmalloc+0x5c/0x70 [ 45.799167] [<000000006657f613>] ? xt_alloc_entry_offsets+0x44/0x50 [ 45.799175] [<000000006657f613>] xt_alloc_entry_offsets+0x44/0x50 [ 45.799184] [<000000009b14f022>] translate_table+0x215/0x16c0 [ 45.799200] [<0000000000a48e65>] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 45.799207] [<00000000e31a130f>] ? retint_kernel+0x2d/0x2d [ 45.799216] [<0000000020b6e032>] ? compat_do_ip6t_get_ctl+0x910/0x910 [ 45.799225] [<000000003ae6f0bb>] do_ip6t_set_ctl+0x2d4/0x480 [ 45.799233] [<0000000040c6b9e9>] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 45.799242] [<000000005cb0f555>] ? mutex_unlock+0x9/0x10 [ 45.799252] [<00000000345b95a2>] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 45.799260] [<000000006bc50966>] nf_setsockopt+0x6d/0xc0 [ 45.799267] [<000000000f100d30>] ipv6_setsockopt+0x10b/0x140 [ 45.799276] [<00000000ce011752>] tcp_setsockopt+0x8a/0xe0 [ 45.799285] [<0000000018ce1583>] sock_common_setsockopt+0x9a/0xe0 [ 45.799293] [<000000008d04855d>] SyS_setsockopt+0x159/0x240 [ 45.799300] [<00000000d47ee8b7>] ? SyS_recv+0x40/0x40 [ 45.799307] [<00000000626e7c5a>] ? __do_page_fault+0x545/0xa60 [ 45.799314] [<00000000d048437c>] ? do_syscall_64+0x4a/0x5c0 [ 45.799321] [<00000000d47ee8b7>] ? SyS_recv+0x40/0x40 [ 45.799328] [<00000000199a8683>] do_syscall_64+0x1ad/0x5c0 [ 45.799336] [<00000000074d11ad>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 45.801085] [ 45.801087] ================================= [ 45.801089] [ INFO: inconsistent lock state ] [ 45.801093] 4.9.184+ #6 Tainted: G W [ 45.801095] --------------------------------- [ 45.801098] inconsistent {RECLAIM_FS-ON-W} -> {IN-RECLAIM_FS-R} usage. [ 45.801105] syz-executor616/2071 [HC0[0]:SC0[0]:HE1:SE1] takes: [ 45.801118] (&mm->mmap_sem){+++++?}, at: [<000000009f78837e>] get_cmdline+0xa3/0x2d0 {RECLAIM_FS-ON-W} state was registered at: [ 45.801127] mark_held_locks+0xb1/0x100 [ 45.801133] lockdep_trace_alloc+0x18c/0x2b0 [ 45.801138] __alloc_pages_nodemask+0x143/0x1a80 [ 45.801144] __pmd_alloc+0x4a/0x330 [ 45.801151] move_page_tables+0xadb/0xd60 [ 45.801157] shift_arg_pages+0x1ae/0x470 [ 45.801161] setup_arg_pages+0x60d/0x7c0 [ 45.801168] load_elf_binary+0xa84/0x4a90 [ 45.801174] search_binary_handler+0x14f/0x700 [ 45.801180] do_execveat_common.isra.0+0xf81/0x1db0 [ 45.801185] do_execve+0x3a/0x50 [ 45.801191] run_init_process+0x33/0x37 [ 45.801198] try_to_run_init_process+0x18/0x48 [ 45.801205] kernel_init+0xf2/0x163 [ 45.801210] ret_from_fork+0x5c/0x70 [ 45.801213] irq event stamp: 524257 [ 45.801221] hardirqs last enabled at (524257): [<00000000e31a130f>] restore_regs_and_iret+0x0/0x1d [ 45.801228] hardirqs last disabled at (524256): [<000000001636ebd8>] preempt_schedule_irq+0x6a/0xa0 [ 45.801236] softirqs last enabled at (524252): [<00000000f331ea6b>] __do_softirq+0x474/0x964 [ 45.801244] softirqs last disabled at (524233): [<000000005aebed2e>] irq_exit+0x119/0x160 [ 45.801246] [ 45.801246] other info that might help us debug this: [ 45.801248] Possible unsafe locking scenario: [ 45.801248] [ 45.801249] CPU0 [ 45.801251] ---- [ 45.801255] lock(&mm->mmap_sem); [ 45.801256] [ 45.801260] lock(&mm->mmap_sem); [ 45.801261] [ 45.801261] *** DEADLOCK *** [ 45.801261] [ 45.801265] 3 locks held by syz-executor616/2071: [ 45.801277] #0: (shrinker_rwsem){++++..}, at: [<00000000f0818fd1>] shrink_slab.part.0+0xb2/0xa20 [ 45.801288] #1: (rcu_read_lock){......}, at: [<000000002eec57d4>] lowmem_scan+0x242/0xb50 [ 45.801299] #2: (lmk_event_lock){+.+.-.}, at: [<0000000014681b36>] handle_lmk_event+0xfb/0x8a0 [ 45.801300] [ 45.801300] stack backtrace: [ 45.801307] CPU: 1 PID: 2071 Comm: syz-executor616 Tainted: G W 4.9.184+ #6 [ 45.801318] ffff8801c3f9f010 ffffffff81b580a1 00000000000000f0 ffff8801d1ce97c0 [ 45.801327] ffffffff83cad250 ffff8801d1cea108 ffffffff8424eec0 ffff8801c3f9f088 [ 45.801336] ffffffff81406e49 0000000000000000 ffffffff00000001 0000000000000001 [ 45.801337] Call Trace: [ 45.801344] [<000000006a64728e>] dump_stack+0xc1/0x120 [ 45.801352] [<000000006353f338>] print_usage_bug.cold+0x452/0x5a2 [ 45.801359] [<000000006b5eeb6b>] mark_lock+0x6c7/0x12e0 [ 45.801365] [<000000006f0aa041>] ? print_irq_inversion_bug+0xa0/0xa0 [ 45.801372] [<0000000042e45aac>] __lock_acquire+0x5c3/0x4350 [ 45.801379] [<0000000010b230ab>] ? trace_hardirqs_on+0x10/0x10 [ 45.801385] [<0000000010b230ab>] ? trace_hardirqs_on+0x10/0x10 [ 45.801392] [<00000000fccef588>] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 45.801399] [<00000000a9067d64>] lock_acquire+0x133/0x3d0 [ 45.801405] [<000000009f78837e>] ? get_cmdline+0xa3/0x2d0 [ 45.801412] [<000000002d981f0e>] down_read+0x44/0xb0 [ 45.801417] [<000000009f78837e>] ? get_cmdline+0xa3/0x2d0 [ 45.801423] [<000000009f78837e>] get_cmdline+0xa3/0x2d0 [ 45.801430] [<0000000020dda064>] handle_lmk_event+0x13c/0x8a0 [ 45.801436] [<00000000060c1f8d>] lowmem_scan+0x695/0xb50 executing program executing program executing program [ 45.801444] [<00000000836d0e76>] shrink_slab.part.0+0x3cf/0xa20 [ 45.801451] [<00000000ec1b199b>] ? unregister_shrinker+0x230/0x230 [ 45.801459] [<0000000066dd354f>] shrink_node+0x1ed/0x750 [ 45.801466] [<0000000006038ae9>] ? shrink_node_memcg.isra.0+0x1360/0x1360 [ 45.801474] [<00000000dfc22c10>] ? __delayacct_freepages_start+0x41/0x80 [ 45.801481] [<00000000ba681751>] try_to_free_pages+0x397/0xbd0 [ 45.801488] [<0000000036e83556>] ? shrink_node+0x750/0x750 [ 45.801495] [<00000000c283677e>] __alloc_pages_nodemask+0x930/0x1a80 [ 45.801501] [<00000000e31a130f>] ? retint_kernel+0x2d/0x2d [ 45.801509] [<00000000646bcf92>] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 45.801515] [<00000000dd6dbc24>] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 45.801521] [<00000000e31a130f>] ? retint_kernel+0x2d/0x2d [ 45.801529] [<000000005026ea66>] __vmalloc_node_range+0x25b/0x610 [ 45.801536] [<000000006657f613>] ? xt_alloc_entry_offsets+0x44/0x50 [ 45.801542] [<00000000f2617218>] vmalloc+0x5c/0x70 [ 45.801549] [<000000006657f613>] ? xt_alloc_entry_offsets+0x44/0x50 [ 45.801556] [<000000006657f613>] xt_alloc_entry_offsets+0x44/0x50 [ 45.801563] [<000000009b14f022>] translate_table+0x215/0x16c0 [ 45.801569] [<0000000000a48e65>] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 45.801576] [<00000000e31a130f>] ? retint_kernel+0x2d/0x2d [ 45.801583] [<0000000020b6e032>] ? compat_do_ip6t_get_ctl+0x910/0x910 [ 45.801591] [<000000003ae6f0bb>] do_ip6t_set_ctl+0x2d4/0x480 [ 45.801598] [<0000000040c6b9e9>] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 45.801605] [<000000005cb0f555>] ? mutex_unlock+0x9/0x10 [ 45.801613] [<00000000345b95a2>] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 45.801626] [<000000006bc50966>] nf_setsockopt+0x6d/0xc0 [ 45.801633] [<000000000f100d30>] ipv6_setsockopt+0x10b/0x140 [ 45.801639] [<00000000ce011752>] tcp_setsockopt+0x8a/0xe0 [ 45.801646] [<0000000018ce1583>] sock_common_setsockopt+0x9a/0xe0 [ 45.801653] [<000000008d04855d>] SyS_setsockopt+0x159/0x240 [ 45.801660] [<00000000d47ee8b7>] ? SyS_recv+0x40/0x40 [ 45.801666] [<00000000626e7c5a>] ? __do_page_fault+0x545/0xa60 [ 45.801672] [<00000000d048437c>] ? do_syscall_64+0x4a/0x5c0 [ 45.801678] [<00000000d47ee8b7>] ? SyS_recv+0x40/0x40 [ 45.801684] [<00000000199a8683>] do_syscall_64+0x1ad/0x5c0 [ 45.801691] [<00000000074d11ad>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 45.979598] oom_reaper: reaped process 2062 (syz-executor616), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 46.002080] syz-executor616 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 46.002089] CPU: 0 PID: 2068 Comm: syz-executor616 Tainted: G W 4.9.184+ #6 [ 46.002104] ffff8801ce14f5f0 ffffffff81b580a1 ffff8801ce14f948 ffffffff833f0b30 [ 46.002113] 00000000000003e8 ffff8801ce14f960 0000000000000000 ffff8801ce14f670 [ 46.002123] ffffffff815055db 0000000000000000 00000000000003e8 ffffffff8281a285 [ 46.002125] Call Trace: [ 46.002139] [<000000006a64728e>] dump_stack+0xc1/0x120 [ 46.002148] [<00000000e34e4d25>] dump_header.isra.0+0x142/0x74c [ 46.002158] [<00000000b982d828>] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 46.002166] [<000000000762094e>] ? ___ratelimit+0x55/0x413 [ 46.002174] [<00000000ad77b69e>] oom_kill_process.cold+0xd/0xa74 [ 46.002183] [<000000008d3e8468>] ? has_capability_noaudit+0x25/0x30 [ 46.002192] [<000000009911f22e>] ? oom_badness.part.0+0x11d/0x600 [ 46.002200] [<000000006ba10085>] ? oom_badness.part.0+0x12f/0x600 [ 46.002207] [<0000000056d98526>] ? out_of_memory+0x6bc/0xeb0 [ 46.002215] [<000000007c414d1c>] out_of_memory+0x29b/0xeb0 [ 46.002222] [<000000005ce1a604>] ? out_of_memory+0x405/0xeb0 [ 46.002231] [<00000000a1f1f63f>] ? oom_killer_disable+0x210/0x210 [ 46.002238] [<0000000005eb84f3>] ? trace_hardirqs_on+0xd/0x10 [ 46.002245] [<0000000066d1ed01>] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 46.002253] [<000000009cabd704>] __alloc_pages_nodemask+0x1730/0x1a80 [ 46.002260] [<00000000dd6dbc24>] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 46.002275] [<0000000000a48e65>] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 46.002284] [<00000000646bcf92>] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 46.002291] [<00000000e31a130f>] ? retint_kernel+0x2d/0x2d [ 46.002305] [<000000005026ea66>] __vmalloc_node_range+0x25b/0x610 [ 46.002315] [<000000006657f613>] ? xt_alloc_entry_offsets+0x44/0x50 [ 46.002322] [<00000000f2617218>] vmalloc+0x5c/0x70 [ 46.002329] [<000000006657f613>] ? xt_alloc_entry_offsets+0x44/0x50 [ 46.002337] [<000000006657f613>] xt_alloc_entry_offsets+0x44/0x50 [ 46.002346] [<000000009b14f022>] translate_table+0x215/0x16c0 [ 46.002354] [<0000000000a48e65>] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 46.002361] [<00000000e31a130f>] ? retint_kernel+0x2d/0x2d [ 46.002369] [<0000000020b6e032>] ? compat_do_ip6t_get_ctl+0x910/0x910 [ 46.002377] [<000000003ae6f0bb>] do_ip6t_set_ctl+0x2d4/0x480 [ 46.002386] [<0000000040c6b9e9>] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 46.002394] [<000000005cb0f555>] ? mutex_unlock+0x9/0x10 [ 46.002404] [<00000000345b95a2>] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 46.002411] [<000000006bc50966>] nf_setsockopt+0x6d/0xc0 [ 46.002418] [<000000000f100d30>] ipv6_setsockopt+0x10b/0x140 [ 46.002427] [<00000000ce011752>] tcp_setsockopt+0x8a/0xe0 [ 46.002435] [<0000000018ce1583>] sock_common_setsockopt+0x9a/0xe0 [ 46.002443] [<000000008d04855d>] SyS_setsockopt+0x159/0x240 [ 46.002450] [<00000000d47ee8b7>] ? SyS_recv+0x40/0x40 [ 46.002458] [<00000000626e7c5a>] ? __do_page_fault+0x545/0xa60 [ 46.002464] [<00000000d048437c>] ? do_syscall_64+0x4a/0x5c0 [ 46.002472] [<00000000d47ee8b7>] ? SyS_recv+0x40/0x40 [ 46.002478] [<00000000199a8683>] do_syscall_64+0x1ad/0x5c0 [ 46.002486] [<00000000074d11ad>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 46.002521] Mem-Info: [ 46.002539] active_anon:3242 inactive_anon:41 isolated_anon:0 [ 46.002539] active_file:21 inactive_file:22 isolated_file:0 [ 46.002539] unevictable:0 dirty:10 writeback:14 unstable:0 [ 46.002539] slab_reclaimable:4252 slab_unreclaimable:56757 [ 46.002539] mapped:39 shmem:48 pagetables:382 bounce:0 [ 46.002539] free:6048 free_pcp:68 free_cma:0 [ 46.002552] Node 0 active_anon:12968kB inactive_anon:164kB active_file:84kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:156kB dirty:40kB writeback:56kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no executing program [ 46.002571] DMA32 free:18612kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020100kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 46.002596] Normal free:5580kB min:5580kB low:9168kB high:12756kB active_anon:12968kB inactive_anon:164kB active_file:84kB inactive_file:88kB unevictable:0kB writepending:96kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17008kB slab_unreclaimable:227028kB kernel_stack:3488kB pagetables:1528kB bounce:0kB free_pcp:152kB local_pcp:152kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 46.002647] DMA32: 2*4kB (M) 2*8kB (UM) 1*16kB (M) 1*32kB (U) 2*64kB (M) 4*128kB (UM) 4*256kB (UM) 1*512kB (M) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18632kB Normal: 298*4kB (M) 145*8kB (UM) 83*16kB (UM) 32*32kB (UM) 14*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5600kB 101 total pagecache pages [ 46.002686] 0 pages in swap cache [ 46.002690] Swap cache stats: add 0, delete 0, find 0/0 [ 46.002692] Free swap = 0kB [ 46.002694] Total swap = 0kB [ 46.002696] 1965979 pages RAM [ 46.002698] 0 pages HighMem/MovableOnly [ 46.002700] 313625 pages reserved [ 46.002703] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name executing program [ 46.002716] [ 470] 0 470 5384 186 16 3 0 -1000 udevd [ 46.002725] [ 584] 0 584 5377 181 15 3 0 -1000 udevd executing program [ 46.002734] [ 585] 0 585 5377 181 15 3 0 -1000 udevd [ 46.002743] [ 1764] 0 1764 2492 573 8 3 0 0 dhclient [ 46.002752] [ 1895] 0 1895 14264 108 23 3 0 0 rsyslogd [ 46.002761] [ 1946] 0 1946 4724 50 15 3 0 0 cron [ 46.002769] [ 1950] 0 1950 3735 44 11 3 0 0 mcstransd [ 46.002778] [ 1970] 0 1970 12926 1227 27 3 0 0 restorecond [ 46.002787] [ 1996] 0 1996 12489 152 28 3 0 -1000 sshd [ 46.002796] [ 2026] 0 2026 3648 39 13 3 0 0 getty [ 46.002804] [ 2051] 0 2051 3648 42 13 3 0 0 getty [ 46.002813] [ 2052] 0 2052 3648 44 13 3 0 0 getty [ 46.002822] [ 2053] 0 2053 3648 44 12 3 0 0 getty [ 46.002830] [ 2054] 0 2054 3648 42 13 3 0 0 getty [ 46.002839] [ 2055] 0 2055 3648 43 13 3 0 0 getty [ 46.002848] [ 2056] 0 2056 3648 43 13 3 0 0 getty [ 46.002856] [ 2057] 0 2057 17820 212 41 3 0 0 sshd [ 46.002865] [ 2059] 0 2059 4380 1 4 2 0 0 syz-executor616 [ 46.002874] [ 2060] 0 2060 4380 11 4 2 0 0 syz-executor616 [ 46.002882] [ 2061] 0 2061 4380 11 4 2 0 0 syz-executor616 [ 46.002891] [ 2062] 0 2062 4380 0 9 2 0 1000 syz-executor616 [ 46.002900] [ 2063] 0 2063 4380 11 4 2 0 0 syz-executor616 [ 46.002909] [ 2064] 0 2064 4380 11 4 2 0 0 syz-executor616 [ 46.002923] [ 2065] 0 2065 4380 11 4 2 0 0 syz-executor616 [ 46.003016] [ 2066] 0 2066 4380 11 4 2 0 0 syz-executor616 [ 46.003025] [ 2067] 0 2067 4380 17 9 2 0 1000 syz-executor616 [ 46.003034] [ 2068] 0 2068 4380 17 9 2 0 1000 syz-executor616 [ 46.003043] [ 2069] 0 2069 4380 17 9 2 0 1000 syz-executor616 [ 46.003052] [ 2070] 0 2070 4380 17 9 2 0 1000 syz-executor616 [ 46.003062] [ 2071] 0 2071 4380 17 9 2 0 1000 syz-executor616 [ 46.003067] Out of memory: Kill process 2067 (syz-executor616) score 999 or sacrifice child [ 46.003080] Killed process 2067 (syz-executor616) total-vm:17520kB, anon-rss:48kB, file-rss:20kB, shmem-rss:0kB [ 46.019613] oom_reaper: reaped process 2067 (syz-executor616), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 46.054267] syz-executor616: vmalloc: allocation failure, allocated 1066590208 of 3791663104 bytes [ 46.054272] syz-executor616: [ 46.054272] , mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) vmalloc: allocation failure, allocated 1243615232 of 3791663104 bytes[ 46.054283] CPU: 1 PID: 2067 Comm: syz-executor616 Tainted: G W 4.9.184+ #6 [ 46.054287] , mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) ffff8801ce03f8c8 ffffffff81b580a1 1ffff10039c07f1b dffffc0000000000 [ 46.054309] ffffffff82aaa940 0000000000000000 0000000000400000 ffff8801ce03f9f0 [ 46.054319] ffffffff81506893 0000000041b58ab3 ffffffff82e3a0f8 ffffffff81430460 [ 46.054321] Call Trace: [ 46.054335] [<000000006a64728e>] dump_stack+0xc1/0x120 [ 46.054345] [<00000000cd8555fb>] warn_alloc.cold+0x76/0x93 [ 46.054355] [<000000008aaed79c>] ? zone_watermark_ok_safe+0x260/0x260 [ 46.054364] [<00000000e31a130f>] ? retint_kernel+0x2d/0x2d [ 46.054373] [<00000000b9697d64>] __vmalloc_node_range+0x3ff/0x610 [ 46.054382] [<000000006657f613>] ? xt_alloc_entry_offsets+0x44/0x50 [ 46.054389] [<00000000f2617218>] vmalloc+0x5c/0x70 [ 46.054397] [<000000006657f613>] ? xt_alloc_entry_offsets+0x44/0x50 [ 46.054405] [<000000006657f613>] xt_alloc_entry_offsets+0x44/0x50 [ 46.054415] [<000000009b14f022>] translate_table+0x215/0x16c0 [ 46.054423] [<0000000000a48e65>] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 46.054431] [<00000000e31a130f>] ? retint_kernel+0x2d/0x2d [ 46.054439] [<0000000020b6e032>] ? compat_do_ip6t_get_ctl+0x910/0x910 [ 46.054448] [<000000003ae6f0bb>] do_ip6t_set_ctl+0x2d4/0x480 [ 46.054456] [<0000000040c6b9e9>] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 46.054466] [<000000005cb0f555>] ? mutex_unlock+0x9/0x10 [ 46.054475] [<00000000345b95a2>] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 46.054483] [<000000006bc50966>] nf_setsockopt+0x6d/0xc0 [ 46.054491] [<000000000f100d30>] ipv6_setsockopt+0x10b/0x140 [ 46.054499] [<00000000ce011752>] tcp_setsockopt+0x8a/0xe0 [ 46.054508] [<0000000018ce1583>] sock_common_setsockopt+0x9a/0xe0 [ 46.054516] [<000000008d04855d>] SyS_setsockopt+0x159/0x240 [ 46.054524] [<00000000d47ee8b7>] ? SyS_recv+0x40/0x40 [ 46.054532] [<00000000626e7c5a>] ? __do_page_fault+0x545/0xa60 [ 46.054540] [<00000000d048437c>] ? do_syscall_64+0x4a/0x5c0 [ 46.054547] [<00000000d47ee8b7>] ? SyS_recv+0x40/0x40 [ 46.054553] [<00000000199a8683>] do_syscall_64+0x1ad/0x5c0 [ 46.054561] [<00000000074d11ad>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 46.054565] Mem-Info: [ 46.054571] CPU: 0 PID: 2062 Comm: syz-executor616 Tainted: G W 4.9.184+ #6 executing program [ 46.054586] active_anon:3234 inactive_anon:41 isolated_anon:0 [ 46.054586] active_file:21 inactive_file:22 isolated_file:0 [ 46.054586] unevictable:0 dirty:10 writeback:14 unstable:0 [ 46.054586] slab_reclaimable:4252 slab_unreclaimable:56757 [ 46.054586] mapped:39 shmem:48 pagetables:382 bounce:0 [ 46.054586] free:7 free_pcp:0 free_cma:0 executing program [ 46.054601] ffff8801ceb878c8 [ 46.054601] Node 0 active_anon:12936kB inactive_anon:164kB active_file:84kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:156kB dirty:40kB writeback:56kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 46.054620] ffffffff81b580a1DMA32 free:28kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020100kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB 1ffff10039d70f1blowmem_reserve[]: [ 46.054627] dffffc0000000000 0 3505 ffffffff82aaa940 [ 46.054635] 3505 0000000000000000 0000000000400000Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:12936kB inactive_anon:164kB active_file:84kB inactive_file:88kB unevictable:0kB writepending:96kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17008kB slab_unreclaimable:227028kB kernel_stack:3488kB pagetables:1528kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB ffff8801ceb879f0lowmem_reserve[]: [ 46.054664] 0 ffffffff81506893 [ 46.054667] 0 0000000041b58ab3 0 ffffffff82e3a0f8 ffffffff81430460DMA32: 0*4kB Call Trace: [ 46.054695] 0*8kB [<000000006a64728e>] dump_stack+0xc1/0x120 [ 46.054705] 0*16kB [<00000000cd8555fb>] warn_alloc.cold+0x76/0x93 [ 46.054715] 0*32kB [<000000008aaed79c>] ? zone_watermark_ok_safe+0x260/0x260 [ 46.054724] 0*64kB [<00000000b9697d64>] __vmalloc_node_range+0x3ff/0x610 [ 46.054734] 0*128kB [<000000006657f613>] ? xt_alloc_entry_offsets+0x44/0x50 [ 46.054742] 0*256kB [<00000000f2617218>] vmalloc+0x5c/0x70 [ 46.054751] 0*512kB [<000000006657f613>] ? xt_alloc_entry_offsets+0x44/0x50 [ 46.054761] 0*1024kB [<000000006657f613>] xt_alloc_entry_offsets+0x44/0x50 [ 46.054771] 0*2048kB [<000000009b14f022>] translate_table+0x215/0x16c0 [ 46.054780] 0*4096kB [<0000000000a48e65>] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 46.054782] = 0kB [<00000000e31a130f>] ? retint_kernel+0x2d/0x2d [ 46.054797] Normal: [<0000000020b6e032>] ? compat_do_ip6t_get_ctl+0x910/0x910 [ 46.054807] 0*4kB [<000000003ae6f0bb>] do_ip6t_set_ctl+0x2d4/0x480 [ 46.054816] 0*8kB [<0000000040c6b9e9>] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 46.054826] 0*16kB [<000000005cb0f555>] ? mutex_unlock+0x9/0x10 [ 46.054836] 0*32kB [<00000000345b95a2>] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 46.054845] 0*64kB [<000000006bc50966>] nf_setsockopt+0x6d/0xc0 [ 46.054853] 0*128kB [<000000000f100d30>] ipv6_setsockopt+0x10b/0x140 [ 46.054862] 0*256kB [<00000000ce011752>] tcp_setsockopt+0x8a/0xe0 [ 46.054872] 0*512kB [<0000000018ce1583>] sock_common_setsockopt+0x9a/0xe0 [ 46.054881] 0*1024kB [<000000008d04855d>] SyS_setsockopt+0x159/0x240 [ 46.054890] 0*2048kB [<00000000d47ee8b7>] ? SyS_recv+0x40/0x40 [ 46.054899] 0*4096kB [<00000000626e7c5a>] ? __do_page_fault+0x545/0xa60 [ 46.054901] = 0kB [<00000000d048437c>] ? do_syscall_64+0x4a/0x5c0 [ 46.054908] 101 total pagecache pages [ 46.054915] [<00000000d47ee8b7>] ? SyS_recv+0x40/0x40 [ 46.054916] 0 pages in swap cache [ 46.054922] [<00000000199a8683>] do_syscall_64+0x1ad/0x5c0 [ 46.054926] Swap cache stats: add 0, delete 0, find 0/0 [ 46.054933] [<00000000074d11ad>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 46.054934] Free swap = 0kB [ 46.054935] Mem-Info: [ 46.054937] Total swap = 0kB [ 46.054952] active_anon:3234 inactive_anon:41 isolated_anon:0 [ 46.054952] active_file:21 inactive_file:22 isolated_file:0 [ 46.054952] unevictable:0 dirty:10 writeback:14 unstable:0 [ 46.054952] slab_reclaimable:4252 slab_unreclaimable:56757 [ 46.054952] mapped:39 shmem:48 pagetables:382 bounce:0 [ 46.054952] free:7 free_pcp:0 free_cma:0 [ 46.054954] 1965979 pages RAM [ 46.054967] Node 0 active_anon:12936kB inactive_anon:164kB active_file:84kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:156kB dirty:40kB writeback:56kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 46.054968] 0 pages HighMem/MovableOnly [ 46.054984] DMA32 free:28kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020100kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB 313625 pages reserved [ 46.054992] lowmem_reserve[]: 0 3505 3505 [ 46.055009] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:12936kB inactive_anon:164kB active_file:84kB inactive_file:88kB unevictable:0kB writepending:96kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17008kB slab_unreclaimable:227028kB kernel_stack:3488kB pagetables:1528kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 46.055041] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB 101 total pagecache pages [ 46.055071] 0 pages in swap cache [ 46.055074] Swap cache stats: add 0, delete 0, find 0/0 [ 46.055076] Free swap = 0kB [ 46.055078] Total swap = 0kB [ 46.055080] 1965979 pages RAM [ 46.055082] 0 pages HighMem/MovableOnly [ 46.055083] 313625 pages reserved [ 46.059685] syz-executor616 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 46.059693] CPU: 1 PID: 2069 Comm: syz-executor616 Tainted: G W 4.9.184+ #6 [ 46.059706] ffff8801ce1375f0 ffffffff81b580a1 ffff8801ce137948 ffffffff833f0b30 [ 46.059717] 00000000000003e8 ffff8801ce137960 0000000000000000 ffff8801ce137670 [ 46.059726] ffffffff815055db 0000000000000000 00000000000003e8 ffffffff8281a285 [ 46.059728] Call Trace: [ 46.059737] [<000000006a64728e>] dump_stack+0xc1/0x120 [ 46.059746] [<00000000e34e4d25>] dump_header.isra.0+0x142/0x74c [ 46.059753] [<00000000b982d828>] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 46.059762] [<000000000762094e>] ? ___ratelimit+0x55/0x413 [ 46.059770] [<00000000ad77b69e>] oom_kill_process.cold+0xd/0xa74 [ 46.059780] [<000000008d3e8468>] ? has_capability_noaudit+0x25/0x30 [ 46.059788] [<000000009911f22e>] ? oom_badness.part.0+0x11d/0x600 [ 46.059796] [<000000006ba10085>] ? oom_badness.part.0+0x12f/0x600 [ 46.059804] [<0000000056d98526>] ? out_of_memory+0x6bc/0xeb0 [ 46.059811] [<000000007c414d1c>] out_of_memory+0x29b/0xeb0 [ 46.059819] [<000000005ce1a604>] ? out_of_memory+0x405/0xeb0 [ 46.059827] [<00000000a1f1f63f>] ? oom_killer_disable+0x210/0x210 [ 46.059834] [<0000000005eb84f3>] ? trace_hardirqs_on+0xd/0x10 [ 46.059841] [<0000000066d1ed01>] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 46.059849] [<000000009cabd704>] __alloc_pages_nodemask+0x1730/0x1a80 [ 46.059857] [<0000000036b3e61e>] ? __schedule+0x6d6/0x1f10 [ 46.059864] [<00000000dd6dbc24>] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 46.059874] [<000000005026ea66>] __vmalloc_node_range+0x25b/0x610 [ 46.059882] [<000000006657f613>] ? xt_alloc_entry_offsets+0x44/0x50 [ 46.059889] [<00000000f2617218>] vmalloc+0x5c/0x70 [ 46.059897] [<000000006657f613>] ? xt_alloc_entry_offsets+0x44/0x50 [ 46.059905] [<000000006657f613>] xt_alloc_entry_offsets+0x44/0x50 [ 46.059913] [<000000009b14f022>] translate_table+0x215/0x16c0 [ 46.059920] [<0000000000a48e65>] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 46.059928] [<00000000e31a130f>] ? retint_kernel+0x2d/0x2d [ 46.059937] [<0000000020b6e032>] ? compat_do_ip6t_get_ctl+0x910/0x910 [ 46.059945] [<000000003ae6f0bb>] do_ip6t_set_ctl+0x2d4/0x480 [ 46.059953] [<0000000040c6b9e9>] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 46.059962] [<000000005cb0f555>] ? mutex_unlock+0x9/0x10 [ 46.059970] [<00000000345b95a2>] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 46.059991] [<000000006bc50966>] nf_setsockopt+0x6d/0xc0 [ 46.059998] [<000000000f100d30>] ipv6_setsockopt+0x10b/0x140 [ 46.060005] [<00000000ce011752>] tcp_setsockopt+0x8a/0xe0 [ 46.060014] [<0000000018ce1583>] sock_common_setsockopt+0x9a/0xe0 [ 46.060022] [<000000008d04855d>] SyS_setsockopt+0x159/0x240 [ 46.060029] [<00000000d47ee8b7>] ? SyS_recv+0x40/0x40 [ 46.060036] [<00000000626e7c5a>] ? __do_page_fault+0x545/0xa60 [ 46.060043] [<00000000d048437c>] ? do_syscall_64+0x4a/0x5c0 [ 46.060050] [<00000000d47ee8b7>] ? SyS_recv+0x40/0x40 [ 46.060057] [<00000000199a8683>] do_syscall_64+0x1ad/0x5c0 [ 46.060065] [<00000000074d11ad>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 46.060069] Mem-Info: [ 46.060085] active_anon:3234 inactive_anon:41 isolated_anon:0 [ 46.060085] active_file:21 inactive_file:22 isolated_file:0 [ 46.060085] unevictable:0 dirty:10 writeback:14 unstable:0 [ 46.060085] slab_reclaimable:4252 slab_unreclaimable:56757 [ 46.060085] mapped:39 shmem:48 pagetables:382 bounce:0 [ 46.060085] free:7 free_pcp:0 free_cma:0 [ 46.060097] Node 0 active_anon:12936kB inactive_anon:164kB active_file:84kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:156kB dirty:40kB writeback:56kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 46.060115] DMA32 free:28kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020100kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 46.060141] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:12936kB inactive_anon:164kB active_file:84kB inactive_file:88kB unevictable:0kB writepending:96kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17008kB slab_unreclaimable:227028kB kernel_stack:3488kB pagetables:1528kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 46.060177] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 1*4kB (M) 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4kB 101 total pagecache pages [ 46.060212] 0 pages in swap cache [ 46.060215] Swap cache stats: add 0, delete 0, find 0/0 [ 46.060217] Free swap = 0kB [ 46.060219] Total swap = 0kB [ 46.060221] 1965979 pages RAM [ 46.060223] 0 pages HighMem/MovableOnly [ 46.060225] 313625 pages reserved [ 46.060228] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 46.060241] [ 470] 0 470 5384 186 16 3 0 -1000 udevd [ 46.060251] [ 584] 0 584 5377 181 15 3 0 -1000 udevd [ 46.060261] [ 585] 0 585 5377 181 15 3 0 -1000 udevd [ 46.060270] [ 1764] 0 1764 2492 573 8 3 0 0 dhclient [ 46.060279] [ 1895] 0 1895 14264 108 23 3 0 0 rsyslogd [ 46.060288] [ 1946] 0 1946 4724 50 15 3 0 0 cron [ 46.060297] [ 1950] 0 1950 3735 44 11 3 0 0 mcstransd [ 46.060306] [ 1970] 0 1970 12926 1227 27 3 0 0 restorecond [ 46.060315] [ 1996] 0 1996 12489 152 28 3 0 -1000 sshd [ 46.060324] [ 2026] 0 2026 3648 39 13 3 0 0 getty [ 46.060333] [ 2051] 0 2051 3648 42 13 3 0 0 getty [ 46.060342] [ 2052] 0 2052 3648 44 13 3 0 0 getty [ 46.060350] [ 2053] 0 2053 3648 44 12 3 0 0 getty [ 46.060358] [ 2054] 0 2054 3648 42 13 3 0 0 getty [ 46.060367] [ 2055] 0 2055 3648 43 13 3 0 0 getty [ 46.060376] [ 2056] 0 2056 3648 43 13 3 0 0 getty [ 46.060384] [ 2057] 0 2057 17820 198 41 3 0 0 sshd [ 46.060393] [ 2059] 0 2059 4380 1 4 2 0 0 syz-executor616 [ 46.060402] [ 2060] 0 2060 4380 11 4 2 0 0 syz-executor616 [ 46.060411] [ 2061] 0 2061 4380 11 4 2 0 0 syz-executor616 [ 46.060419] [ 2062] 0 2062 4380 0 9 2 0 1000 syz-executor616 [ 46.060428] [ 2063] 0 2063 4380 11 4 2 0 0 syz-executor616 [ 46.060438] [ 2064] 0 2064 4380 11 4 2 0 0 syz-executor616 [ 46.060448] [ 2065] 0 2065 4380 11 4 2 0 0 syz-executor616 [ 46.060457] [ 2066] 0 2066 4380 11 4 2 0 0 syz-executor616 [ 46.060467] [ 2067] 0 2067 4380 0 9 2 0 1000 syz-executor616 [ 46.060475] [ 2068] 0 2068 4380 17 9 2 0 1000 syz-executor616 [ 46.060484] [ 2069] 0 2069 4380 17 9 2 0 1000 syz-executor616 [ 46.060493] [ 2070] 0 2070 4380 17 9 2 0 1000 syz-executor616 [ 46.060502] [ 2071] 0 2071 4380 17 9 2 0 1000 syz-executor616 [ 46.060508] Out of memory: Kill process 2068 (syz-executor616) score 999 or sacrifice child [ 46.060529] Killed process 2068 (syz-executor616) total-vm:17520kB, anon-rss:48kB, file-rss:20kB, shmem-rss:0kB [ 46.079322] syz-executor616: vmalloc: allocation failure, allocated 1229516800 of 3791663104 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 46.079330] CPU: 0 PID: 2068 Comm: syz-executor616 Tainted: G W 4.9.184+ #6 [ 46.079343] ffff8801ce14f8c8 ffffffff81b580a1 1ffff10039c29f1b dffffc0000000000 [ 46.079354] ffffffff82aaa940 0000000000000000 0000000000400000 ffff8801ce14f9f0 [ 46.079364] ffffffff81506893 0000000041b58ab3 ffffffff82e3a0f8 ffffffff81430460 [ 46.079366] Call Trace: [ 46.079377] [<000000006a64728e>] dump_stack+0xc1/0x120 [ 46.079386] [<00000000cd8555fb>] warn_alloc.cold+0x76/0x93 [ 46.079395] [<000000008aaed79c>] ? zone_watermark_ok_safe+0x260/0x260 [ 46.079404] [<00000000b9697d64>] __vmalloc_node_range+0x3ff/0x610 [ 46.079412] [<000000006657f613>] ? xt_alloc_entry_offsets+0x44/0x50 [ 46.079420] [<00000000f2617218>] vmalloc+0x5c/0x70 [ 46.079428] [<000000006657f613>] ? xt_alloc_entry_offsets+0x44/0x50 [ 46.079436] [<000000006657f613>] xt_alloc_entry_offsets+0x44/0x50 [ 46.079445] [<000000009b14f022>] translate_table+0x215/0x16c0 [ 46.079453] [<0000000000a48e65>] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 46.079461] [<00000000e31a130f>] ? retint_kernel+0x2d/0x2d [ 46.079470] [<0000000020b6e032>] ? compat_do_ip6t_get_ctl+0x910/0x910 [ 46.079487] [<000000003ae6f0bb>] do_ip6t_set_ctl+0x2d4/0x480 [ 46.079496] [<0000000040c6b9e9>] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 46.079504] [<000000005cb0f555>] ? mutex_unlock+0x9/0x10 [ 46.079513] [<00000000345b95a2>] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 46.079521] [<000000006bc50966>] nf_setsockopt+0x6d/0xc0 [ 46.079529] [<000000000f100d30>] ipv6_setsockopt+0x10b/0x140 [ 46.079536] [<00000000ce011752>] tcp_setsockopt+0x8a/0xe0 [ 46.079545] [<0000000018ce1583>] sock_common_setsockopt+0x9a/0xe0 [ 46.079553] [<000000008d04855d>] SyS_setsockopt+0x159/0x240 [ 46.079561] [<00000000d47ee8b7>] ? SyS_recv+0x40/0x40 [ 46.079568] [<00000000626e7c5a>] ? __do_page_fault+0x545/0xa60 [ 46.079576] [<00000000d048437c>] ? do_syscall_64+0x4a/0x5c0 [ 46.079583] [<00000000d47ee8b7>] ? SyS_recv+0x40/0x40 [ 46.079590] [<00000000199a8683>] do_syscall_64+0x1ad/0x5c0 [ 46.079598] [<00000000074d11ad>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 46.079601] Mem-Info: [ 46.079618] active_anon:3234 inactive_anon:41 isolated_anon:0 [ 46.079618] active_file:21 inactive_file:22 isolated_file:0 [ 46.079618] unevictable:0 dirty:10 writeback:14 unstable:0 [ 46.079618] slab_reclaimable:4252 slab_unreclaimable:56757 [ 46.079618] mapped:39 shmem:48 pagetables:382 bounce:0 [ 46.079618] free:7 free_pcp:0 free_cma:0 [ 46.079632] Node 0 active_anon:12936kB inactive_anon:164kB active_file:84kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:156kB dirty:40kB writeback:56kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 46.079651] DMA32 free:28kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020100kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 46.079677] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:12936kB inactive_anon:164kB active_file:84kB inactive_file:88kB unevictable:0kB writepending:96kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17008kB slab_unreclaimable:227028kB kernel_stack:3488kB pagetables:1528kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 46.079714] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB 101 total pagecache pages [ 46.079747] 0 pages in swap cache [ 46.079751] Swap cache stats: add 0, delete 0, find 0/0 [ 46.079753] Free swap = 0kB [ 46.079755] Total swap = 0kB [ 46.079758] 1965979 pages RAM [ 46.079760] 0 pages HighMem/MovableOnly [ 46.079762] 313625 pages reserved [ 46.089552] oom_reaper: reaped process 2068 (syz-executor616), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 46.526045] ODEBUG: Out of memory. ODEBUG disabled [ 47.960264] lowmemorykiller: Killing 'syz-executor616' (2074) (tgid 2074), adj 1000, [ 47.960264] to free 524kB on behalf of 'syz-executor616' (2074) because [ 47.960264] cache 2132kB is below limit 6144kB for oom_score_adj 0 [ 47.960264] Free memory is -13384kB above reserved [ 47.960270] BUG: sleeping function called from invalid context at kernel/fork.c:903 [ 47.960274] in_atomic(): 0, irqs_disabled(): 0, pid: 2074, name: syz-executor616 [ 47.960275] INFO: lockdep is turned off. [ 47.960291] Preemption disabled at: [ 47.960292] [<00000000840501e5>] get_task_mm+0x20/0xc0 [ 47.960302] CPU: 0 PID: 2074 Comm: syz-executor616 Tainted: G W 4.9.184+ #6 [ 47.960316] ffff8801ceb872c8 ffffffff81b580a1 0000000000000000 0000000000000001 [ 47.960327] ffff8801ced50000 ffffffff810d0ca0 ffff8801ced50000 ffff8801ceb87300 [ 47.960337] ffffffff8140040c ffff8801ced50000 ffffffff82a39900 0000000000000387 [ 47.960339] Call Trace: [ 47.960349] [<000000006a64728e>] dump_stack+0xc1/0x120 [ 47.960357] [<00000000840501e5>] ? get_task_mm+0x20/0xc0 [ 47.960366] [<000000000d40e243>] ___might_sleep.cold+0x1c1/0x1fa [ 47.960376] [<000000005457e34c>] __might_sleep+0x95/0x1a0 [ 47.960384] [<0000000048ab1bd2>] mmput+0x28/0x370 [ 47.960393] [<0000000058151be6>] handle_lmk_event+0xea/0x8a0 [ 47.960401] [<00000000060c1f8d>] lowmem_scan+0x695/0xb50 [ 47.960411] [<00000000836d0e76>] shrink_slab.part.0+0x3cf/0xa20 [ 47.960420] [<00000000ec1b199b>] ? unregister_shrinker+0x230/0x230 [ 47.960429] [<0000000066dd354f>] shrink_node+0x1ed/0x750 [ 47.960438] [<0000000006038ae9>] ? shrink_node_memcg.isra.0+0x1360/0x1360 [ 47.960448] [<00000000dfc22c10>] ? __delayacct_freepages_start+0x41/0x80 [ 47.960456] [<00000000ba681751>] try_to_free_pages+0x397/0xbd0 [ 47.960463] [<0000000036e83556>] ? shrink_node+0x750/0x750 [ 47.960472] [<00000000c283677e>] __alloc_pages_nodemask+0x930/0x1a80 [ 47.960481] [<0000000036b3e61e>] ? __schedule+0x6d6/0x1f10 [ 47.960489] [<000000007808a738>] ? io_schedule_timeout+0x390/0x390 [ 47.960497] [<00000000dd6dbc24>] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 47.960505] [<00000000e31a130f>] ? retint_kernel+0x2d/0x2d [ 47.960514] [<000000005026ea66>] __vmalloc_node_range+0x25b/0x610 [ 47.960524] [<000000006657f613>] ? xt_alloc_entry_offsets+0x44/0x50 [ 47.960531] [<00000000f2617218>] vmalloc+0x5c/0x70 [ 47.960539] [<000000006657f613>] ? xt_alloc_entry_offsets+0x44/0x50 [ 47.960546] [<000000006657f613>] xt_alloc_entry_offsets+0x44/0x50 [ 47.960556] [<000000009b14f022>] translate_table+0x215/0x16c0 [ 47.960564] [<00000000e31a130f>] ? retint_kernel+0x2d/0x2d [ 47.960572] [<0000000020b6e032>] ? compat_do_ip6t_get_ctl+0x910/0x910 [ 47.960580] [<000000003ae6f0bb>] do_ip6t_set_ctl+0x2d4/0x480 [ 47.960588] [<0000000040c6b9e9>] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 47.960597] [<000000005cb0f555>] ? mutex_unlock+0x9/0x10 [ 47.960607] [<00000000345b95a2>] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 47.960615] [<000000006bc50966>] nf_setsockopt+0x6d/0xc0 [ 47.960622] [<000000000f100d30>] ipv6_setsockopt+0x10b/0x140 [ 47.960631] [<00000000ce011752>] tcp_setsockopt+0x8a/0xe0 [ 47.960640] [<0000000018ce1583>] sock_common_setsockopt+0x9a/0xe0 [ 47.960648] [<000000008d04855d>] SyS_setsockopt+0x159/0x240 [ 47.960655] [<00000000d47ee8b7>] ? SyS_recv+0x40/0x40 [ 47.960663] [<00000000626e7c5a>] ? __do_page_fault+0x545/0xa60 [ 47.960671] [<000000001d1f83dc>] ? bad_area_access_error+0x3d0/0x3d0 [ 47.960678] [<00000000d47ee8b7>] ? SyS_recv+0x40/0x40 [ 47.960685] [<00000000199a8683>] do_syscall_64+0x1ad/0x5c0 [ 47.960693] [<00000000074d11ad>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 47.995670] syz-executor616 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 47.995679] CPU: 1 PID: 2075 Comm: syz-executor616 Tainted: G W 4.9.184+ #6 [ 47.995694] ffff8801ce14f5f0 ffffffff81b580a1 ffff8801ce14f948 ffffffff833f0b30 [ 47.995704] 00000000000003e8 ffff8801ce14f960 0000000000000000 ffff8801ce14f670 [ 47.995713] ffffffff815055db 0000000000000000 00000000000003e8 ffffffff8281a285 [ 47.995715] Call Trace: [ 47.995729] [<000000006a64728e>] dump_stack+0xc1/0x120 [ 47.995739] [<00000000e34e4d25>] dump_header.isra.0+0x142/0x74c [ 47.995747] [<00000000b982d828>] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 47.995755] [<000000000762094e>] ? ___ratelimit+0x55/0x413 [ 47.995763] [<00000000ad77b69e>] oom_kill_process.cold+0xd/0xa74 [ 47.995772] [<000000008d3e8468>] ? has_capability_noaudit+0x25/0x30 [ 47.995781] [<000000009911f22e>] ? oom_badness.part.0+0x11d/0x600 [ 47.995789] [<000000006ba10085>] ? oom_badness.part.0+0x12f/0x600 [ 47.995797] [<0000000056d98526>] ? out_of_memory+0x6bc/0xeb0 [ 47.995805] [<000000007c414d1c>] out_of_memory+0x29b/0xeb0 [ 47.995812] [<000000005ce1a604>] ? out_of_memory+0x405/0xeb0 [ 47.995821] [<00000000a1f1f63f>] ? oom_killer_disable+0x210/0x210 [ 47.995829] [<0000000005eb84f3>] ? trace_hardirqs_on+0xd/0x10 [ 47.995836] [<0000000066d1ed01>] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 47.995843] [<000000009cabd704>] __alloc_pages_nodemask+0x1730/0x1a80 [ 47.995851] [<00000000dd6dbc24>] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 47.995858] [<00000000e31a130f>] ? retint_kernel+0x2d/0x2d [ 47.995866] [<000000005026ea66>] __vmalloc_node_range+0x25b/0x610 [ 47.995875] [<000000006657f613>] ? xt_alloc_entry_offsets+0x44/0x50 [ 47.995882] [<00000000f2617218>] vmalloc+0x5c/0x70 [ 47.995890] [<000000006657f613>] ? xt_alloc_entry_offsets+0x44/0x50 [ 47.995898] [<000000006657f613>] xt_alloc_entry_offsets+0x44/0x50 [ 47.995906] [<000000009b14f022>] translate_table+0x215/0x16c0 [ 47.995914] [<00000000e31a130f>] ? retint_kernel+0x2d/0x2d [ 47.995922] [<0000000020b6e032>] ? compat_do_ip6t_get_ctl+0x910/0x910 [ 47.995931] [<000000003ae6f0bb>] do_ip6t_set_ctl+0x2d4/0x480 [ 47.995939] [<0000000040c6b9e9>] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 47.995948] [<000000005cb0f555>] ? mutex_unlock+0x9/0x10 [ 47.995963] [<00000000345b95a2>] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 47.995971] [<000000006bc50966>] nf_setsockopt+0x6d/0xc0 [ 47.995978] [<000000000f100d30>] ipv6_setsockopt+0x10b/0x140 [ 47.995987] [<00000000ce011752>] tcp_setsockopt+0x8a/0xe0 [ 47.995995] [<0000000018ce1583>] sock_common_setsockopt+0x9a/0xe0 [ 47.996003] [<000000008d04855d>] SyS_setsockopt+0x159/0x240 [ 47.996011] [<00000000d47ee8b7>] ? SyS_recv+0x40/0x40 [ 47.996018] [<00000000626e7c5a>] ? __do_page_fault+0x545/0xa60 [ 47.996026] [<000000001d1f83dc>] ? bad_area_access_error+0x3d0/0x3d0 [ 47.996033] [<00000000d47ee8b7>] ? SyS_recv+0x40/0x40 [ 47.996040] [<00000000199a8683>] do_syscall_64+0x1ad/0x5c0 [ 47.996048] [<00000000074d11ad>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 47.996099] Mem-Info: [ 47.996116] active_anon:3242 inactive_anon:41 isolated_anon:0 [ 47.996116] active_file:31 inactive_file:46 isolated_file:0 [ 47.996116] unevictable:0 dirty:0 writeback:0 unstable:0 [ 47.996116] slab_reclaimable:4256 slab_unreclaimable:56589 [ 47.996116] mapped:59 shmem:48 pagetables:375 bounce:0 [ 47.996116] free:6061 free_pcp:30 free_cma:0 [ 47.996129] Node 0 active_anon:12968kB inactive_anon:164kB active_file:124kB inactive_file:184kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:236kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:44 all_unreclaimable? no [ 47.996147] DMA32 free:18700kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020100kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 47.996173] Normal free:5544kB min:5580kB low:9168kB high:12756kB active_anon:12968kB inactive_anon:164kB active_file:124kB inactive_file:184kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17024kB slab_unreclaimable:226356kB kernel_stack:3488kB pagetables:1500kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 47.996222] DMA32: 1*4kB (M) 1*8kB (M) 1*16kB (U) 1*32kB (U) 1*64kB (M) 2*128kB (M) 2*256kB (M) 1*512kB (U) 1*1024kB (M) 0*2048kB 4*4096kB (U) = 18812kB Normal: 373*4kB (M) 124*8kB (UM) 65*16kB (UM) 34*32kB (UM) 15*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5572kB 131 total pagecache pages [ 47.996269] 0 pages in swap cache [ 47.996273] Swap cache stats: add 0, delete 0, find 0/0 [ 47.996275] Free swap = 0kB [ 47.996277] Total swap = 0kB [ 47.996279] 1965979 pages RAM [ 47.996281] 0 pages HighMem/MovableOnly [ 47.996283] 313625 pages reserved [ 47.996285] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 47.996298] [ 470] 0 470 5384 186 16 3 0 -1000 udevd [ 47.996308] [ 584] 0 584 5377 181 15 3 0 -1000 udevd [ 47.996317] [ 585] 0 585 5377 181 15 3 0 -1000 udevd [ 47.996325] [ 1764] 0 1764 2492 573 8 3 0 0 dhclient [ 47.996334] [ 1895] 0 1895 14264 108 23 3 0 0 rsyslogd [ 47.996343] [ 1946] 0 1946 4724 50 15 3 0 0 cron [ 47.996353] [ 1950] 0 1950 3735 44 11 3 0 0 mcstransd [ 47.996362] [ 1970] 0 1970 12926 1227 27 3 0 0 restorecond [ 47.996371] [ 1996] 0 1996 12489 152 28 3 0 -1000 sshd [ 47.996380] [ 2026] 0 2026 3648 39 13 3 0 0 getty [ 47.996388] [ 2051] 0 2051 3648 42 13 3 0 0 getty [ 47.996397] [ 2052] 0 2052 3648 44 13 3 0 0 getty [ 47.996405] [ 2053] 0 2053 3648 44 12 3 0 0 getty [ 47.996414] [ 2054] 0 2054 3648 42 13 3 0 0 getty [ 47.996423] [ 2055] 0 2055 3648 43 13 3 0 0 getty [ 47.996431] [ 2056] 0 2056 3648 43 13 3 0 0 getty [ 47.996440] [ 2057] 0 2057 17820 197 41 3 0 0 sshd [ 47.996449] [ 2059] 0 2059 4380 1 4 2 0 0 syz-executor616 [ 47.996458] [ 2060] 0 2060 4380 11 4 2 0 0 syz-executor616 [ 47.996466] [ 2061] 0 2061 4380 11 4 2 0 0 syz-executor616 [ 47.996475] [ 2063] 0 2063 4380 11 4 2 0 0 syz-executor616 [ 47.996484] [ 2064] 0 2064 4380 11 4 2 0 0 syz-executor616 [ 47.996492] [ 2065] 0 2065 4380 11 4 2 0 0 syz-executor616 [ 47.996501] [ 2066] 0 2066 4380 11 4 2 0 0 syz-executor616 [ 47.996510] [ 2069] 0 2069 4380 17 9 2 0 1000 syz-executor616 [ 47.996519] [ 2070] 0 2070 4380 17 9 2 0 1000 syz-executor616 [ 47.996528] [ 2071] 0 2071 4380 17 9 2 0 1000 syz-executor616 [ 47.996537] [ 2073] 0 2073 4380 17 9 2 0 1000 syz-executor616 [ 47.996546] [ 2074] 0 2074 4380 17 9 2 0 1000 syz-executor616 [ 47.996554] [ 2075] 0 2075 4380 17 9 2 0 1000 syz-executor616 [ 47.996559] Out of memory: Kill process 2069 (syz-executor616) score 999 or sacrifice child [ 47.996577] Killed process 2069 (syz-executor616) total-vm:17520kB, anon-rss:48kB, file-rss:20kB, shmem-rss:0kB [ 48.006113] syz-executor616: vmalloc: allocation failure, allocated 1033015296 of 3791663104 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 48.006121] CPU: 1 PID: 2069 Comm: syz-executor616 Tainted: G W 4.9.184+ #6 [ 48.006134] ffff8801ce1378c8 ffffffff81b580a1 1ffff10039c26f1b dffffc0000000000 [ 48.006144] ffffffff82aaa940 0000000000000000 0000000000400000 ffff8801ce1379f0 [ 48.006154] ffffffff81506893 0000000041b58ab3 ffffffff82e3a0f8 ffffffff81430460 [ 48.006157] Call Trace: [ 48.006167] [<000000006a64728e>] dump_stack+0xc1/0x120 [ 48.006175] [<00000000cd8555fb>] warn_alloc.cold+0x76/0x93 [ 48.006184] [<000000008aaed79c>] ? zone_watermark_ok_safe+0x260/0x260 [ 48.006193] [<000000002870a010>] ? debug_lockdep_rcu_enabled+0x68/0xa0 [ 48.006201] [<00000000b9697d64>] __vmalloc_node_range+0x3ff/0x610 [ 48.006210] [<000000006657f613>] ? xt_alloc_entry_offsets+0x44/0x50 [ 48.006217] [<00000000f2617218>] vmalloc+0x5c/0x70 [ 48.006225] [<000000006657f613>] ? xt_alloc_entry_offsets+0x44/0x50 [ 48.006232] [<000000006657f613>] xt_alloc_entry_offsets+0x44/0x50 [ 48.006240] [<000000009b14f022>] translate_table+0x215/0x16c0 [ 48.006248] [<0000000000a48e65>] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 48.006262] [<00000000e31a130f>] ? retint_kernel+0x2d/0x2d [ 48.006271] [<0000000020b6e032>] ? compat_do_ip6t_get_ctl+0x910/0x910 [ 48.006279] [<000000003ae6f0bb>] do_ip6t_set_ctl+0x2d4/0x480 [ 48.006288] [<0000000040c6b9e9>] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 48.006296] [<000000005cb0f555>] ? mutex_unlock+0x9/0x10 [ 48.006305] [<00000000345b95a2>] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 48.006312] [<000000006bc50966>] nf_setsockopt+0x6d/0xc0 [ 48.006320] [<000000000f100d30>] ipv6_setsockopt+0x10b/0x140 [ 48.006327] [<00000000ce011752>] tcp_setsockopt+0x8a/0xe0 [ 48.006335] [<0000000018ce1583>] sock_common_setsockopt+0x9a/0xe0 [ 48.006343] [<000000008d04855d>] SyS_setsockopt+0x159/0x240 [ 48.006350] [<00000000d47ee8b7>] ? SyS_recv+0x40/0x40 [ 48.006357] [<00000000626e7c5a>] ? __do_page_fault+0x545/0xa60 [ 48.006365] [<00000000d048437c>] ? do_syscall_64+0x4a/0x5c0 [ 48.006373] [<00000000d47ee8b7>] ? SyS_recv+0x40/0x40 [ 48.006379] [<00000000199a8683>] do_syscall_64+0x1ad/0x5c0 [ 48.006387] [<00000000074d11ad>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 48.006390] Mem-Info: [ 48.006406] active_anon:3242 inactive_anon:41 isolated_anon:0 [ 48.006406] active_file:31 inactive_file:46 isolated_file:0 [ 48.006406] unevictable:0 dirty:0 writeback:0 unstable:0 [ 48.006406] slab_reclaimable:4256 slab_unreclaimable:56589 [ 48.006406] mapped:59 shmem:48 pagetables:375 bounce:0 [ 48.006406] free:0 free_pcp:0 free_cma:0 [ 48.006419] Node 0 active_anon:12968kB inactive_anon:164kB active_file:124kB inactive_file:184kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:236kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 48.006436] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020100kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 48.006462] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:12968kB inactive_anon:164kB active_file:124kB inactive_file:184kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17024kB slab_unreclaimable:226356kB kernel_stack:3488kB pagetables:1500kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 48.006496] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB 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 total pagecache pages [ 48.006527] 0 pages in swap cache [ 48.006531] Swap cache stats: add 0, delete 0, find 0/0 [ 48.006533] Free swap = 0kB [ 48.006535] Total swap = 0kB [ 48.006537] 1965979 pages RAM [ 48.006539] 0 pages HighMem/MovableOnly [ 48.006541] 313625 pages reserved [ 48.031121] oom_reaper: reaped process 2069 (syz-executor616), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 48.345890] syz-executor616 invoked oom-killer: gfp_mask=0x24200ca(GFP_HIGHUSER_MOVABLE), nodemask=0, order=0, oom_score_adj=0 [ 48.345906] CPU: 1 PID: 2064 Comm: syz-executor616 Tainted: G W 4.9.184+ #6 [ 48.345921] ffff8801ce0c76f0 ffffffff81b580a1 ffff8801ce0c7a48 ffffffff833f0b30 [ 48.345931] 0000000000000000 ffff8801ce0c7a60 0000000000000000 ffff8801ce0c7770 [ 48.345940] ffffffff815055db 0000000000000000 0000000000000000 ffffffff8281a285 [ 48.345942] Call Trace: [ 48.345957] [<000000006a64728e>] dump_stack+0xc1/0x120 [ 48.345966] [<00000000e34e4d25>] dump_header.isra.0+0x142/0x74c [ 48.345976] [<00000000b982d828>] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 48.345984] [<000000000762094e>] ? ___ratelimit+0x55/0x413 [ 48.345992] [<00000000ad77b69e>] oom_kill_process.cold+0xd/0xa74 [ 48.346001] [<000000008d3e8468>] ? has_capability_noaudit+0x25/0x30 [ 48.346010] [<000000009911f22e>] ? oom_badness.part.0+0x11d/0x600 [ 48.346018] [<000000006ba10085>] ? oom_badness.part.0+0x12f/0x600 [ 48.346026] [<0000000056d98526>] ? out_of_memory+0x6bc/0xeb0 [ 48.346033] [<000000007c414d1c>] out_of_memory+0x29b/0xeb0 [ 48.346041] [<000000005ce1a604>] ? out_of_memory+0x405/0xeb0 [ 48.346049] [<00000000a1f1f63f>] ? oom_killer_disable+0x210/0x210 [ 48.346057] [<0000000005eb84f3>] ? trace_hardirqs_on+0xd/0x10 [ 48.346064] [<0000000066d1ed01>] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 48.346071] [<000000009cabd704>] __alloc_pages_nodemask+0x1730/0x1a80 [ 48.346079] [<00000000dd6dbc24>] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 48.346087] [<0000000034dd4ab8>] ? page_cache_prev_hole+0x80/0x80 [ 48.346094] [<000000005e492fa6>] ? find_get_entry+0x2a9/0x510 [ 48.346102] [<00000000a4081bf4>] ? find_get_entry+0x2d0/0x510 [ 48.346109] [<0000000034dd4ab8>] ? page_cache_prev_hole+0x80/0x80 [ 48.346116] [<0000000056d7fc03>] pagecache_get_page+0x248/0x740 [ 48.346124] [<0000000018c714c7>] filemap_fault+0xb1f/0x1360 [ 48.346132] [<0000000060445048>] ext4_filemap_fault+0x72/0xa0 [ 48.346140] [<000000001ad85dc9>] __do_fault+0x2a8/0x6c0 [ 48.346147] [<00000000ea98a82c>] ? do_page_mkwrite+0x400/0x400 [ 48.346155] [<00000000f5e285d6>] ? handle_mm_fault+0x1ba8/0x2420 [ 48.346161] [<0000000017d4dd8d>] ? do_nanosleep+0x302/0x4a0 [ 48.346169] [<000000007bfd3a27>] handle_mm_fault+0x11bc/0x2420 [ 48.346176] [<00000000b4f83c26>] ? vm_insert_page+0x850/0x850 [ 48.346183] [<000000007ba80c7f>] ? vmacache_find+0x59/0x280 [ 48.346191] [<00000000d8818e6e>] __do_page_fault+0x3f0/0xa60 [ 48.346199] [<000000001d1f83dc>] ? bad_area_access_error+0x3d0/0x3d0 [ 48.346208] [<000000001e97d47f>] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.346215] [<000000003bd16c29>] do_page_fault+0x28/0x30 [ 48.346221] [<00000000e4a19603>] page_fault+0x25/0x30 [ 48.346224] Mem-Info: [ 48.346242] active_anon:3242 inactive_anon:41 isolated_anon:0 [ 48.346242] active_file:22 inactive_file:45 isolated_file:0 [ 48.346242] unevictable:0 dirty:0 writeback:0 unstable:0 [ 48.346242] slab_reclaimable:4256 slab_unreclaimable:56589 [ 48.346242] mapped:16 shmem:48 pagetables:382 bounce:0 [ 48.346242] free:6051 free_pcp:76 free_cma:0 [ 48.346263] Node 0 active_anon:12968kB inactive_anon:164kB active_file:88kB inactive_file:180kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:64kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 48.346281] DMA32 free:18652kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:100kB unevictable:0kB writepending:0kB present:3145324kB managed:3020100kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:184kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 48.346307] Normal free:5552kB min:5580kB low:9168kB high:12756kB active_anon:12968kB inactive_anon:164kB active_file:88kB inactive_file:80kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17024kB slab_unreclaimable:226356kB kernel_stack:3488kB pagetables:1528kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 48.346351] DMA32: 1*4kB (M) 1*8kB (U) 11*16kB (UM) 11*32kB (UM) 9*64kB (M) 59*128kB (UM) 39*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18652kB Normal: 45*4kB (M) 2*8kB (UM) 0*16kB 0*32kB 0*64kB 0*128kB 1*256kB (U) 0*512kB 1*1024kB (U) 2*2048kB (U) 0*4096kB = 5572kB 90 total pagecache pages [ 48.346391] 0 pages in swap cache [ 48.346395] Swap cache stats: add 0, delete 0, find 0/0 [ 48.346397] Free swap = 0kB [ 48.346399] Total swap = 0kB [ 48.346401] 1965979 pages RAM [ 48.346403] 0 pages HighMem/MovableOnly [ 48.346405] 313625 pages reserved [ 48.346407] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 48.346421] [ 470] 0 470 5384 186 16 3 0 -1000 udevd [ 48.346430] [ 584] 0 584 5377 181 15 3 0 -1000 udevd [ 48.346439] [ 585] 0 585 5377 181 15 3 0 -1000 udevd [ 48.346449] [ 1764] 0 1764 2492 573 8 3 0 0 dhclient [ 48.346458] [ 1895] 0 1895 14264 108 23 3 0 0 rsyslogd [ 48.346466] [ 1946] 0 1946 4724 50 15 3 0 0 cron [ 48.346475] [ 1950] 0 1950 3735 44 11 3 0 0 mcstransd [ 48.346484] [ 1970] 0 1970 12926 1227 27 3 0 0 restorecond [ 48.346493] [ 1996] 0 1996 12489 152 28 3 0 -1000 sshd [ 48.346502] [ 2026] 0 2026 3648 39 13 3 0 0 getty [ 48.346510] [ 2051] 0 2051 3648 42 13 3 0 0 getty [ 48.346519] [ 2052] 0 2052 3648 44 13 3 0 0 getty [ 48.346528] [ 2053] 0 2053 3648 44 12 3 0 0 getty [ 48.346536] [ 2054] 0 2054 3648 42 13 3 0 0 getty [ 48.346545] [ 2055] 0 2055 3648 43 13 3 0 0 getty [ 48.346554] [ 2056] 0 2056 3648 43 13 3 0 0 getty [ 48.346563] [ 2057] 0 2057 17820 197 41 3 0 0 sshd [ 48.346571] [ 2059] 0 2059 4380 1 4 2 0 0 syz-executor616 [ 48.346580] [ 2060] 0 2060 4380 11 4 2 0 0 syz-executor616 [ 48.346589] [ 2061] 0 2061 4380 11 4 2 0 0 syz-executor616 [ 48.346597] [ 2063] 0 2063 4380 11 4 2 0 0 syz-executor616 [ 48.346606] [ 2064] 0 2064 4380 11 4 2 0 0 syz-executor616 [ 48.346615] [ 2065] 0 2065 4380 11 4 2 0 0 syz-executor616 [ 48.346624] [ 2066] 0 2066 4380 11 4 2 0 0 syz-executor616 [ 48.346633] [ 2069] 0 2069 4380 0 9 2 0 1000 syz-executor616 [ 48.346642] [ 2070] 0 2070 4380 15 9 2 0 1000 syz-executor616 [ 48.346650] [ 2071] 0 2071 4380 15 9 2 0 1000 syz-executor616 [ 48.346659] [ 2073] 0 2073 4380 15 9 2 0 1000 syz-executor616 [ 48.346668] [ 2074] 0 2074 4380 15 9 2 0 1000 syz-executor616 [ 48.346676] [ 2075] 0 2075 4380 15 9 2 0 1000 syz-executor616 [ 48.346681] Out of memory: Kill process 2070 (syz-executor616) score 999 or sacrifice child [ 48.346711] Killed process 2070 (syz-executor616) total-vm:17520kB, anon-rss:48kB, file-rss:12kB, shmem-rss:0kB [ 48.369806] oom_reaper: reaped process 2070 (syz-executor616), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 48.376682] syz-executor616 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 48.376691] CPU: 1 PID: 2075 Comm: syz-executor616 Tainted: G W 4.9.184+ #6