Warning: Permanently added '10.128.0.34' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program [ 44.003048] lowmemorykiller: Killing 'syz-executor066' (2057) (tgid 2057), adj 1000, [ 44.003048] to free 48kB on behalf of 'kswapd0' (33) because [ 44.003048] cache 36660kB is below limit 65536kB for oom_score_adj 12 [ 44.003048] Free memory is -12932kB above reserved [ 44.033575] lowmemorykiller: Killing 'syz-executor066' (2057) (tgid 2057), adj 1000, [ 44.033575] to free 48kB on behalf of 'syz-executor066' (2066) because [ 44.033575] cache 34260kB is below limit 65536kB for oom_score_adj 12 [ 44.033575] Free memory is -13348kB above reserved [ 44.033623] [ 44.033625] ================================= [ 44.033627] [ INFO: inconsistent lock state ] [ 44.033631] 4.9.191+ #0 Not tainted [ 44.033633] --------------------------------- [ 44.033636] inconsistent {RECLAIM_FS-ON-W} -> {IN-RECLAIM_FS-R} usage. [ 44.033642] syz-executor066/2066 [HC0[0]:SC0[0]:HE1:SE1] takes: [ 44.033661] (&mm->mmap_sem){+++++?}, at: [<0000000060aa9fef>] get_cmdline+0xa3/0x2d0 {RECLAIM_FS-ON-W} state was registered at: [ 44.033672] mark_held_locks+0xb1/0x100 [ 44.033677] lockdep_trace_alloc+0x18c/0x2b0 [ 44.033683] __alloc_pages_nodemask+0x143/0x1a80 [ 44.033689] __pmd_alloc+0x4a/0x330 [ 44.033695] move_page_tables+0xadb/0xd60 [ 44.033700] shift_arg_pages+0x1ae/0x470 [ 44.033705] setup_arg_pages+0x60d/0x7c0 [ 44.033714] load_elf_binary+0xa84/0x4a90 [ 44.033720] search_binary_handler+0x14f/0x700 [ 44.033726] do_execveat_common.isra.0+0xf81/0x1db0 [ 44.033731] do_execve+0x3a/0x50 [ 44.033738] run_init_process+0x33/0x37 [ 44.033745] try_to_run_init_process+0x18/0x48 [ 44.033752] kernel_init+0xf2/0x163 [ 44.033757] ret_from_fork+0x5c/0x70 [ 44.033760] irq event stamp: 299977 [ 44.033768] hardirqs last enabled at (299977): [<00000000601f70ba>] restore_regs_and_iret+0x0/0x1d [ 44.033777] hardirqs last disabled at (299976): [<000000002c9b0541>] call_function_single_interrupt+0xa0/0xb0 [ 44.033786] softirqs last enabled at (299286): [<00000000dd76c04e>] wb_queue_work+0x1ed/0x450 [ 44.033792] softirqs last disabled at (299282): [<000000008890fd29>] wb_queue_work+0x90/0x450 [ 44.033794] [ 44.033794] other info that might help us debug this: [ 44.033795] Possible unsafe locking scenario: [ 44.033795] [ 44.033797] CPU0 [ 44.033798] ---- [ 44.033802] lock(&mm->mmap_sem); [ 44.033803] [ 44.033807] lock(&mm->mmap_sem); [ 44.033809] [ 44.033809] *** DEADLOCK *** [ 44.033809] [ 44.033813] 1 lock held by syz-executor066/2066: [ 44.033826] #0: (shrinker_rwsem){++++..}, at: [<00000000e1b3c743>] shrink_slab.part.0+0xb2/0xa20 [ 44.033828] [ 44.033828] stack backtrace: [ 44.033835] CPU: 1 PID: 2066 Comm: syz-executor066 Not tainted 4.9.191+ #0 [ 44.033847] ffff8801cc52eeb0 ffffffff81b67171 00000000000000f0 ffff8801cc5e17c0 [ 44.033855] ffffffff83cb0630 ffff8801cc5e20b8 ffffffff84252000 ffff8801cc52ef28 [ 44.033865] ffffffff814088a0 0000000000000000 ffffffff00000001 0000000000000001 [ 44.033867] Call Trace: [ 44.033884] [<00000000dd82ac8d>] dump_stack+0xc1/0x120 [ 44.033894] [<000000004ccc53a4>] print_usage_bug.cold+0x452/0x5a2 [ 44.033903] [<00000000facbad62>] mark_lock+0x6c7/0x12e0 [ 44.033910] [<000000005115e5e5>] ? print_irq_inversion_bug+0xa0/0xa0 [ 44.033916] [<0000000077220b47>] __lock_acquire+0x5be/0x4390 [ 44.033923] [<000000002f21b008>] ? trace_hardirqs_on+0x10/0x10 [ 44.033929] [<00000000f8ef8d83>] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 44.033937] [<0000000034d06f96>] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 44.033946] [<00000000c06f673f>] ? check_preemption_disabled+0x3c/0x200 [ 44.033954] [<000000009ae47f5c>] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 44.033961] [<000000006539a78d>] lock_acquire+0x133/0x3d0 [ 44.033968] [<0000000060aa9fef>] ? get_cmdline+0xa3/0x2d0 [ 44.033974] [<00000000bb93e24e>] down_read+0x44/0xb0 [ 44.033980] [<0000000060aa9fef>] ? get_cmdline+0xa3/0x2d0 [ 44.033987] [<0000000060aa9fef>] get_cmdline+0xa3/0x2d0 [ 44.033996] [<00000000add3af13>] handle_lmk_event+0x169/0x920 [ 44.034004] [<00000000916279dd>] ? lmk_event_show+0x390/0x390 [ 44.034011] [<00000000c5e7ccad>] ? vprintk+0x28/0x30 [ 44.034018] [<000000009ae47f5c>] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 44.034026] [<00000000b02e0812>] ? kill_pid_info_as_cred+0x540/0x540 [ 44.034033] [<00000000c06f673f>] ? check_preemption_disabled+0x3c/0x200 [ 44.034041] [<00000000c06f673f>] ? check_preemption_disabled+0x3c/0x200 [ 44.034049] [<00000000c06f673f>] ? check_preemption_disabled+0x3c/0x200 [ 44.034056] [<00000000dafbbc0b>] ? lowmem_scan+0x6ae/0xb70 [ 44.034063] [<000000000ac30485>] lowmem_scan+0x6f3/0xb70 [ 44.034075] [<00000000fdd2ac26>] shrink_slab.part.0+0x3cf/0xa20 [ 44.034082] [<00000000afa8a4b9>] ? unregister_shrinker+0x230/0x230 [ 44.034089] [<00000000b4b2699c>] shrink_node+0x1ed/0x750 [ 44.034097] [<000000008b1673a3>] ? shrink_node_memcg.isra.0+0x1360/0x1360 [ 44.034104] [<00000000b9077524>] ? __delayacct_freepages_start+0x41/0x80 [ 44.034110] [<000000000af3c7ca>] try_to_free_pages+0x397/0xbd0 [ 44.034117] [<00000000856f0a9d>] ? shrink_node+0x750/0x750 [ 44.034124] [<000000002cb92d23>] __alloc_pages_nodemask+0x930/0x1a80 [ 44.034138] [<0000000034d06f96>] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 44.034144] [<00000000d2aa7a63>] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 44.034150] [<00000000601f70ba>] ? retint_kernel+0x2d/0x2d [ 44.034159] [<00000000a1caf7a3>] __vmalloc_node_range+0x25b/0x610 [ 44.034168] [<0000000080e5c137>] ? xt_alloc_entry_offsets+0x44/0x50 [ 44.034175] [<000000008e0c06b3>] vmalloc+0x5c/0x70 [ 44.034183] [<0000000080e5c137>] ? xt_alloc_entry_offsets+0x44/0x50 [ 44.034190] [<0000000080e5c137>] xt_alloc_entry_offsets+0x44/0x50 [ 44.034197] [<0000000021219b0e>] translate_table+0x215/0x1650 [ 44.034204] [<000000009ae47f5c>] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 44.034211] [<000000009b86c950>] ? compat_do_ipt_get_ctl+0x8c0/0x8c0 [ 44.034218] [<00000000ffad6d12>] ? __check_object_size+0x257/0x335 [ 44.034223] [<000000004bf01050>] do_ipt_set_ctl+0x2d4/0x470 [ 44.034229] [<000000004d5b4de1>] ? compat_do_ipt_set_ctl+0x150/0x150 [ 44.034236] [<000000000f636905>] ? mutex_unlock+0x9/0x10 [ 44.034244] [<00000000067039d8>] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 44.034252] [<00000000601881b5>] nf_setsockopt+0x6d/0xc0 [ 44.034259] [<000000001ae6b587>] ip_setsockopt+0x8a/0xa0 [ 44.034267] [<00000000f2a3c500>] udp_setsockopt+0x4e/0x90 executing program executing program executing program [ 44.034274] [<000000001c26be63>] ipv6_setsockopt+0xa4/0x140 [ 44.034284] [<00000000c8fb463b>] tcp_setsockopt+0x8a/0xe0 [ 44.034294] [<000000008b97090e>] sock_common_setsockopt+0x9a/0xe0 [ 44.034302] [<000000000e9b457e>] SyS_setsockopt+0x159/0x240 [ 44.034310] [<000000003e36d6f9>] ? SyS_recv+0x40/0x40 [ 44.034317] [<00000000c89fd074>] ? __do_page_fault+0x545/0xa60 [ 44.034323] [<00000000612f0360>] ? do_syscall_64+0x4a/0x5c0 [ 44.034330] [<000000003e36d6f9>] ? SyS_recv+0x40/0x40 [ 44.034335] [<000000009f5bc2c0>] do_syscall_64+0x1ad/0x5c0 [ 44.034349] [<00000000681f9e7d>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 44.174170] oom_reaper: reaped process 2057 (syz-executor066), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 44.188637] syz-executor066 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 44.188646] CPU: 0 PID: 2064 Comm: syz-executor066 Not tainted 4.9.191+ #0 [ 44.188660] ffff8801ce407580 ffffffff81b67171 ffff8801ce4078d8 ffffffff833f1c30 [ 44.188670] 00000000000003e8 ffff8801ce4078f0 0000000000000000 ffff8801ce407600 [ 44.188679] ffffffff81506fd4 0000000000000000 00000000000003e8 ffffffff8282a8c5 [ 44.188680] Call Trace: [ 44.188696] [<00000000dd82ac8d>] dump_stack+0xc1/0x120 [ 44.188706] [<0000000032fbfbd8>] dump_header.isra.0+0x142/0x74c [ 44.188715] [<0000000047bc27ed>] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 44.188723] [<00000000a5486c35>] ? ___ratelimit+0x55/0x413 [ 44.188730] [<00000000ee950c11>] oom_kill_process.cold+0xd/0xa74 [ 44.188739] [<00000000bc4e4da4>] ? has_capability_noaudit+0x25/0x30 [ 44.188747] [<000000004c078f21>] ? oom_badness.part.0+0x11d/0x600 [ 44.188754] [<00000000a0f52681>] ? oom_badness.part.0+0x12f/0x600 [ 44.188761] [<000000001ce16078>] ? out_of_memory+0x6d3/0xea0 [ 44.188769] [<00000000a0ca6c41>] out_of_memory+0x29b/0xea0 [ 44.188780] [<00000000ae2a0f71>] ? out_of_memory+0x41c/0xea0 [ 44.188787] [<000000009daea5b5>] ? oom_killer_disable+0x210/0x210 [ 44.188795] [<00000000f5a3ff0d>] ? trace_hardirqs_on+0xd/0x10 [ 44.188802] [<0000000077dcb143>] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 44.188809] [<00000000326cb323>] __alloc_pages_nodemask+0x1730/0x1a80 [ 44.188816] [<00000000d2aa7a63>] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 44.188823] [<00000000601f70ba>] ? retint_kernel+0x2d/0x2d [ 44.188831] [<00000000a1caf7a3>] __vmalloc_node_range+0x25b/0x610 [ 44.188839] [<0000000080e5c137>] ? xt_alloc_entry_offsets+0x44/0x50 [ 44.188846] [<000000008e0c06b3>] vmalloc+0x5c/0x70 [ 44.188853] [<0000000080e5c137>] ? xt_alloc_entry_offsets+0x44/0x50 [ 44.188861] [<0000000080e5c137>] xt_alloc_entry_offsets+0x44/0x50 [ 44.188868] [<0000000021219b0e>] translate_table+0x215/0x1650 [ 44.188876] [<000000009ae47f5c>] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 44.188883] [<000000009b86c950>] ? compat_do_ipt_get_ctl+0x8c0/0x8c0 [ 44.188890] [<00000000ffad6d12>] ? __check_object_size+0x257/0x335 [ 44.188896] [<000000004bf01050>] do_ipt_set_ctl+0x2d4/0x470 [ 44.188903] [<000000004d5b4de1>] ? compat_do_ipt_set_ctl+0x150/0x150 [ 44.188910] [<000000000f636905>] ? mutex_unlock+0x9/0x10 [ 44.188919] [<00000000067039d8>] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 44.188926] [<00000000601881b5>] nf_setsockopt+0x6d/0xc0 [ 44.188934] [<000000001ae6b587>] ip_setsockopt+0x8a/0xa0 [ 44.188942] [<00000000f2a3c500>] udp_setsockopt+0x4e/0x90 [ 44.188950] [<000000001c26be63>] ipv6_setsockopt+0xa4/0x140 [ 44.188957] [<00000000c8fb463b>] tcp_setsockopt+0x8a/0xe0 [ 44.188965] [<000000008b97090e>] sock_common_setsockopt+0x9a/0xe0 [ 44.188972] [<000000000e9b457e>] SyS_setsockopt+0x159/0x240 [ 44.188979] [<000000003e36d6f9>] ? SyS_recv+0x40/0x40 [ 44.188986] [<00000000c89fd074>] ? __do_page_fault+0x545/0xa60 [ 44.188993] [<00000000612f0360>] ? do_syscall_64+0x4a/0x5c0 [ 44.189000] [<000000003e36d6f9>] ? SyS_recv+0x40/0x40 [ 44.189006] [<000000009f5bc2c0>] do_syscall_64+0x1ad/0x5c0 [ 44.189014] [<00000000681f9e7d>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 44.189017] Mem-Info: [ 44.189032] active_anon:3239 inactive_anon:40 isolated_anon:0 [ 44.189032] active_file:3 inactive_file:18 isolated_file:0 [ 44.189032] unevictable:0 dirty:24 writeback:0 unstable:0 [ 44.189032] slab_reclaimable:4256 slab_unreclaimable:56731 [ 44.189032] mapped:23 shmem:48 pagetables:358 bounce:0 [ 44.189032] free:2562 free_pcp:11 free_cma:0 [ 44.189044] Node 0 active_anon:12956kB inactive_anon:160kB active_file:12kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:92kB dirty:96kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 44.189060] DMA32 free:10024kB 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:3020092kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:108kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 44.189084] Normal free:100kB min:5580kB low:9168kB high:12756kB active_anon:12956kB inactive_anon:160kB active_file:12kB inactive_file:72kB unevictable:0kB writepending:16kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17024kB slab_unreclaimable:226924kB kernel_stack:3424kB pagetables:1432kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 44.189135] DMA32: 4*4kB (M) 2*8kB (UM) 2*16kB (M) 2*32kB (UM) 1*64kB (M) 4*128kB (UM) 4*256kB (UM) 2*512kB (UM) 3*1024kB (UM) 2*2048kB (UM) 0*4096kB = 9920kB Normal: 11*4kB (H) 3*8kB (H) 1*16kB (H) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 84kB 84 total pagecache pages [ 44.189170] 0 pages in swap cache [ 44.189174] Swap cache stats: add 0, delete 0, find 0/0 [ 44.189176] Free swap = 0kB [ 44.189177] Total swap = 0kB [ 44.189180] 1965979 pages RAM [ 44.189181] 0 pages HighMem/MovableOnly [ 44.189183] 313627 pages reserved [ 44.189185] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 44.189199] [ 470] 0 470 5384 182 16 3 0 -1000 udevd executing program [ 44.189208] [ 584] 0 584 5383 182 15 3 0 -1000 udevd [ 44.189217] [ 585] 0 585 5383 182 15 3 0 -1000 udevd [ 44.189225] [ 1751] 0 1751 2492 572 9 3 0 0 dhclient [ 44.189233] [ 1890] 0 1890 14264 108 23 3 0 0 rsyslogd [ 44.189241] [ 1945] 0 1945 3734 44 11 3 0 0 mcstransd [ 44.189249] [ 1947] 0 1947 4724 50 15 3 0 0 cron [ 44.189257] [ 1965] 0 1965 12926 1227 28 3 0 0 restorecond [ 44.189266] [ 1991] 0 1991 12489 152 28 3 0 -1000 sshd [ 44.189274] [ 2021] 0 2021 3648 39 13 3 0 0 getty [ 44.189282] [ 2046] 0 2046 3648 42 12 3 0 0 getty [ 44.189290] [ 2047] 0 2047 3648 44 13 3 0 0 getty [ 44.189297] [ 2048] 0 2048 3648 41 13 3 0 0 getty [ 44.189306] [ 2049] 0 2049 3648 43 13 3 0 0 getty [ 44.189314] [ 2050] 0 2050 3648 44 13 3 0 0 getty [ 44.189322] [ 2051] 0 2051 3648 43 13 3 0 0 getty [ 44.189330] [ 2052] 0 2052 17820 198 39 3 0 0 sshd [ 44.189338] [ 2054] 0 2054 4380 1 4 2 0 0 syz-executor066 [ 44.189347] [ 2055] 0 2055 4380 12 4 2 0 0 syz-executor066 [ 44.189355] [ 2056] 0 2056 4380 12 4 2 0 0 syz-executor066 executing program [ 44.189363] [ 2057] 0 2057 4380 0 5 2 0 1000 syz-executor066 [ 44.189371] [ 2058] 0 2058 4380 12 4 2 0 0 syz-executor066 [ 44.189380] [ 2059] 0 2059 4380 12 4 2 0 0 syz-executor066 [ 44.189388] [ 2060] 0 2060 4380 12 4 2 0 0 syz-executor066 [ 44.189396] [ 2061] 0 2061 4380 12 4 2 0 0 syz-executor066 [ 44.189404] [ 2062] 0 2062 4380 12 5 2 0 1000 syz-executor066 [ 44.189413] [ 2063] 0 2063 4380 12 5 2 0 1000 syz-executor066 [ 44.189421] [ 2064] 0 2064 4380 12 5 2 0 1000 syz-executor066 [ 44.189430] [ 2065] 0 2065 4380 12 5 2 0 1000 syz-executor066 [ 44.189438] [ 2066] 0 2066 4380 12 5 2 0 1000 syz-executor066 [ 44.189443] Out of memory: Kill process 2062 (syz-executor066) score 999 or sacrifice child [ 44.189456] Killed process 2062 (syz-executor066) total-vm:17520kB, anon-rss:48kB, file-rss:0kB, shmem-rss:0kB [ 44.193012] syz-executor066: vmalloc: allocation failure, allocated 1312251904 of 4258459648 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 44.193020] CPU: 1 PID: 2057 Comm: syz-executor066 Not tainted 4.9.191+ #0 [ 44.193032] ffff8801ce56f858 ffffffff81b67171 1ffff10039cadf0d dffffc0000000000 [ 44.193041] ffffffff82aab400 0000000000000000 0000000000400000 ffff8801ce56f980 [ 44.193050] ffffffff8150828c 0000000041b58ab3 ffffffff82e3bbf0 ffffffff81431e90 [ 44.193051] Call Trace: [ 44.193063] [<00000000dd82ac8d>] dump_stack+0xc1/0x120 [ 44.193072] [<00000000f782775e>] warn_alloc.cold+0x76/0x93 [ 44.193081] [<00000000b4f12443>] ? zone_watermark_ok_safe+0x260/0x260 [ 44.193088] [<00000000601f70ba>] ? retint_kernel+0x2d/0x2d [ 44.193097] [<000000008b0b29e4>] __vmalloc_node_range+0x404/0x610 [ 44.193105] [<0000000080e5c137>] ? xt_alloc_entry_offsets+0x44/0x50 [ 44.193111] [<000000008e0c06b3>] vmalloc+0x5c/0x70 [ 44.193118] [<0000000080e5c137>] ? xt_alloc_entry_offsets+0x44/0x50 executing program [ 44.193126] [<0000000080e5c137>] xt_alloc_entry_offsets+0x44/0x50 [ 44.193132] [<0000000021219b0e>] translate_table+0x215/0x1650 [ 44.193140] [<000000009ae47f5c>] ? debug_lockdep_rcu_enabled+0x71/0xa0 executing program executing program [ 44.193147] [<000000009b86c950>] ? compat_do_ipt_get_ctl+0x8c0/0x8c0 [ 44.193154] [<00000000ffad6d12>] ? __check_object_size+0x257/0x335 [ 44.193161] [<000000004bf01050>] do_ipt_set_ctl+0x2d4/0x470 [ 44.193167] [<000000004d5b4de1>] ? compat_do_ipt_set_ctl+0x150/0x150 [ 44.193173] [<000000000f636905>] ? mutex_unlock+0x9/0x10 [ 44.193181] [<00000000067039d8>] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 44.193188] [<00000000601881b5>] nf_setsockopt+0x6d/0xc0 [ 44.193195] [<000000001ae6b587>] ip_setsockopt+0x8a/0xa0 [ 44.193202] [<00000000f2a3c500>] udp_setsockopt+0x4e/0x90 [ 44.193209] [<000000001c26be63>] ipv6_setsockopt+0xa4/0x140 [ 44.193215] [<00000000c8fb463b>] tcp_setsockopt+0x8a/0xe0 [ 44.193224] [<000000008b97090e>] sock_common_setsockopt+0x9a/0xe0 [ 44.193231] [<000000000e9b457e>] SyS_setsockopt+0x159/0x240 [ 44.193237] [<000000003e36d6f9>] ? SyS_recv+0x40/0x40 [ 44.193244] [<00000000c89fd074>] ? __do_page_fault+0x545/0xa60 [ 44.193251] [<00000000612f0360>] ? do_syscall_64+0x4a/0x5c0 [ 44.193258] [<000000003e36d6f9>] ? SyS_recv+0x40/0x40 [ 44.193263] [<000000009f5bc2c0>] do_syscall_64+0x1ad/0x5c0 [ 44.193271] [<00000000681f9e7d>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 44.193277] Mem-Info: [ 44.193292] active_anon:3239 inactive_anon:40 isolated_anon:0 [ 44.193292] active_file:3 inactive_file:18 isolated_file:0 [ 44.193292] unevictable:0 dirty:24 writeback:0 unstable:0 [ 44.193292] slab_reclaimable:4256 slab_unreclaimable:56731 [ 44.193292] mapped:23 shmem:48 pagetables:358 bounce:0 [ 44.193292] free:21 free_pcp:0 free_cma:0 [ 44.193304] Node 0 active_anon:12956kB inactive_anon:160kB active_file:12kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:92kB dirty:96kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 44.193319] 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:3020092kB 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 [ 44.193341] Normal free:100kB min:5580kB low:9168kB high:12756kB active_anon:12956kB inactive_anon:160kB active_file:12kB inactive_file:72kB unevictable:0kB writepending:16kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17024kB slab_unreclaimable:226924kB kernel_stack:3424kB pagetables:1432kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 44.193372] 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: 11*4kB (H) 3*8kB (H) 1*16kB (H) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 84kB 84 total pagecache pages [ 44.193405] 0 pages in swap cache [ 44.193408] Swap cache stats: add 0, delete 0, find 0/0 [ 44.193410] Free swap = 0kB [ 44.193412] Total swap = 0kB [ 44.193413] 1965979 pages RAM [ 44.193415] 0 pages HighMem/MovableOnly [ 44.193417] 313627 pages reserved [ 44.207360] syz-executor066: vmalloc: allocation failure, allocated 1307303936 of 4258459648 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 44.207368] CPU: 0 PID: 2062 Comm: syz-executor066 Not tainted 4.9.191+ #0 [ 44.207382] ffff8801ce527858 ffffffff81b67171 1ffff10039ca4f0d dffffc0000000000 [ 44.207392] ffffffff82aab400 0000000000000000 0000000000400000 ffff8801ce527980 [ 44.207401] ffffffff8150828c 0000000041b58ab3 ffffffff82e3bbf0 ffffffff81431e90 [ 44.207403] Call Trace: [ 44.207418] [<00000000dd82ac8d>] dump_stack+0xc1/0x120 [ 44.207428] [<00000000f782775e>] warn_alloc.cold+0x76/0x93 [ 44.207435] [<00000000b4f12443>] ? zone_watermark_ok_safe+0x260/0x260 [ 44.207445] [<00000000a39ad605>] ? debug_lockdep_rcu_enabled+0x8/0xa0 [ 44.207453] [<000000008b0b29e4>] __vmalloc_node_range+0x404/0x610 [ 44.207467] [<0000000080e5c137>] ? xt_alloc_entry_offsets+0x44/0x50 [ 44.207474] [<000000008e0c06b3>] vmalloc+0x5c/0x70 [ 44.207482] [<0000000080e5c137>] ? xt_alloc_entry_offsets+0x44/0x50 [ 44.207489] [<0000000080e5c137>] xt_alloc_entry_offsets+0x44/0x50 [ 44.207497] [<0000000021219b0e>] translate_table+0x215/0x1650 [ 44.207504] [<000000009ae47f5c>] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 44.207511] [<000000009b86c950>] ? compat_do_ipt_get_ctl+0x8c0/0x8c0 [ 44.207519] [<00000000ffad6d12>] ? __check_object_size+0x257/0x335 [ 44.207525] [<000000004bf01050>] do_ipt_set_ctl+0x2d4/0x470 [ 44.207532] [<000000004d5b4de1>] ? compat_do_ipt_set_ctl+0x150/0x150 [ 44.207540] [<000000000f636905>] ? mutex_unlock+0x9/0x10 [ 44.207549] [<00000000067039d8>] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 44.207556] [<00000000601881b5>] nf_setsockopt+0x6d/0xc0 [ 44.207564] [<000000001ae6b587>] ip_setsockopt+0x8a/0xa0 [ 44.207572] [<00000000f2a3c500>] udp_setsockopt+0x4e/0x90 [ 44.207581] [<000000001c26be63>] ipv6_setsockopt+0xa4/0x140 [ 44.207589] [<00000000c8fb463b>] tcp_setsockopt+0x8a/0xe0 executing program [ 44.207599] [<000000008b97090e>] sock_common_setsockopt+0x9a/0xe0 [ 44.207608] [<000000000e9b457e>] SyS_setsockopt+0x159/0x240 [ 44.207616] [<000000003e36d6f9>] ? SyS_recv+0x40/0x40 [ 44.207624] [<00000000c89fd074>] ? __do_page_fault+0x545/0xa60 [ 44.207631] [<00000000612f0360>] ? do_syscall_64+0x4a/0x5c0 [ 44.207638] [<000000003e36d6f9>] ? SyS_recv+0x40/0x40 [ 44.207645] [<000000009f5bc2c0>] do_syscall_64+0x1ad/0x5c0 [ 44.207654] [<00000000681f9e7d>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 44.207657] Mem-Info: [ 44.207672] active_anon:3239 inactive_anon:40 isolated_anon:0 [ 44.207672] active_file:3 inactive_file:18 isolated_file:0 [ 44.207672] unevictable:0 dirty:24 writeback:0 unstable:0 [ 44.207672] slab_reclaimable:4256 slab_unreclaimable:56731 [ 44.207672] mapped:23 shmem:48 pagetables:358 bounce:0 [ 44.207672] free:21 free_pcp:0 free_cma:0 [ 44.207685] Node 0 active_anon:12956kB inactive_anon:160kB active_file:12kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:92kB dirty:96kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 44.207701] 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:3020092kB 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 [ 44.207725] Normal free:100kB min:5580kB low:9168kB high:12756kB active_anon:12956kB inactive_anon:160kB active_file:12kB inactive_file:72kB unevictable:0kB writepending:16kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17024kB slab_unreclaimable:226924kB kernel_stack:3424kB pagetables:1432kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 44.207758] 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: 11*4kB (H) 3*8kB (H) 1*16kB (H) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 84kB 84 total pagecache pages [ 44.207799] 0 pages in swap cache [ 44.207803] Swap cache stats: add 0, delete 0, find 0/0 [ 44.207805] Free swap = 0kB [ 44.207807] Total swap = 0kB [ 44.207809] 1965979 pages RAM [ 44.207810] 0 pages HighMem/MovableOnly [ 44.207812] 313627 pages reserved [ 44.214167] oom_reaper: reaped process 2062 (syz-executor066), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 44.214629] syz-executor066 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 44.214637] CPU: 0 PID: 2065 Comm: syz-executor066 Not tainted 4.9.191+ #0 [ 44.214650] ffff8801cc5ef580 ffffffff81b67171 ffff8801cc5ef8d8 ffffffff833f1c30 [ 44.214659] 00000000000003e8 ffff8801cc5ef8f0 0000000000000000 ffff8801cc5ef600 [ 44.214668] ffffffff81506fd4 0000000000000000 00000000000003e8 ffffffff8282a8c5 [ 44.214670] Call Trace: [ 44.214684] [<00000000dd82ac8d>] dump_stack+0xc1/0x120 [ 44.214694] [<0000000032fbfbd8>] dump_header.isra.0+0x142/0x74c [ 44.214703] [<0000000047bc27ed>] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 44.214711] [<00000000a5486c35>] ? ___ratelimit+0x55/0x413 [ 44.214719] [<00000000ee950c11>] oom_kill_process.cold+0xd/0xa74 [ 44.214729] [<00000000bc4e4da4>] ? has_capability_noaudit+0x25/0x30 [ 44.214739] [<000000004c078f21>] ? oom_badness.part.0+0x11d/0x600 [ 44.214746] [<00000000a0f52681>] ? oom_badness.part.0+0x12f/0x600 executing program executing program [ 44.214753] [<000000001ce16078>] ? out_of_memory+0x6d3/0xea0 [ 44.214760] [<00000000a0ca6c41>] out_of_memory+0x29b/0xea0 [ 44.214767] [<00000000ae2a0f71>] ? out_of_memory+0x41c/0xea0 [ 44.214781] [<000000009daea5b5>] ? oom_killer_disable+0x210/0x210 [ 44.214790] [<00000000f5a3ff0d>] ? trace_hardirqs_on+0xd/0x10 [ 44.214797] [<0000000077dcb143>] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 44.214803] [<00000000326cb323>] __alloc_pages_nodemask+0x1730/0x1a80 [ 44.214810] [<00000000e9b40734>] ? __switch_to_asm+0x35/0x70 [ 44.214818] [<00000000d2aa7a63>] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 44.214827] [<00000000a1caf7a3>] __vmalloc_node_range+0x25b/0x610 [ 44.214838] [<0000000080e5c137>] ? xt_alloc_entry_offsets+0x44/0x50 ** 63 printk messages dropped ** [ 44.215371] [ 2058] 0 2058 4380 12 4 2 0 0 syz-executor066 ** 294 printk messages dropped ** [ 46.379243] [<00000000326cb323>] __alloc_pages_nodemask+0x1730/0x1a80 ** 28 printk messages dropped ** [ 46.379456] Mem-Info: [ 46.379472] active_anon:3239 inactive_anon:40 isolated_anon:0 executing program executing program [ 46.379472] active_file:6 inactive_file:56 isolated_file:0 [ 46.379472] unevictable:0 dirty:0 writeback:0 unstable:0 [ 46.379472] slab_reclaimable:4265 slab_unreclaimable:56587 [ 46.379472] mapped:37 shmem:48 pagetables:358 bounce:0 [ 46.379472] free:6038 free_pcp:128 free_cma:0 [ 46.379491] Node 0 active_anon:12956kB inactive_anon:160kB active_file:24kB inactive_file:224kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:148kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no executing program [ 46.379509] DMA32 free:18600kB min:4696kB low:7712kB high:10728kB active_anon:28kB inactive_anon:0kB active_file:0kB inactive_file:120kB unevictable:0kB writepending:0kB present:3145324kB managed:3020092kB mlocked:0kB slab_reclaimable:16kB slab_unreclaimable:48kB kernel_stack:32kB pagetables:20kB bounce:0kB free_pcp:244kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 46.379535] Normal free:5552kB min:5580kB low:9168kB high:12756kB active_anon:12928kB inactive_anon:160kB active_file:24kB inactive_file:104kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17044kB slab_unreclaimable:226300kB kernel_stack:3392kB pagetables:1412kB bounce:0kB free_pcp:268kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 46.379572] DMA32: 0*4kB 1*8kB (U) 0*16kB 1*32kB (U) 214*64kB (U) 38*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18600kB Normal: 48*4kB (H) 33*8kB (UH) 22*16kB (UH) 12*32kB (H) 4*64kB (H) 9*128kB (UH) 10*256kB (U) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5672kB 110 total pagecache pages [ 46.379630] 0 pages in swap cache [ 46.379634] Swap cache stats: add 0, delete 0, find 0/0 [ 46.379635] Free swap = 0kB [ 46.379637] Total swap = 0kB [ 46.379639] 1965979 pages RAM [ 46.379641] 0 pages HighMem/MovableOnly [ 46.379643] 313627 pages reserved [ 46.379645] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 46.379659] [ 470] 0 470 5384 182 16 3 0 -1000 udevd [ 46.379665] [ 584] 0 584 5383 182 15 3 0 -1000 udevd [ 46.379674] [ 585] 0 585 5383 182 15 3 0 -1000 udevd [ 46.379681] [ 1751] 0 1751 2492 572 9 3 0 0 dhclient [ 46.379687] [ 1890] 0 1890 14264 108 23 3 0 0 rsyslogd [ 46.379693] [ 1945] 0 1945 3734 44 11 3 0 0 mcstransd [ 46.379699] [ 1947] 0 1947 4724 50 15 3 0 0 cron [ 46.379705] [ 1965] 0 1965 12926 1227 28 3 0 0 restorecond [ 46.379711] [ 1991] 0 1991 12489 152 28 3 0 -1000 sshd [ 46.379717] [ 2021] 0 2021 3648 39 13 3 0 0 getty [ 46.379723] [ 2046] 0 2046 3648 42 12 3 0 0 getty [ 46.379729] [ 2047] 0 2047 3648 44 13 3 0 0 getty [ 46.379734] [ 2048] 0 2048 3648 41 13 3 0 0 getty [ 46.379740] [ 2049] 0 2049 3648 43 13 3 0 0 getty [ 46.379746] [ 2050] 0 2050 3648 44 13 3 0 0 getty [ 46.379752] [ 2051] 0 2051 3648 43 13 3 0 0 getty [ 46.379758] [ 2052] 0 2052 17820 199 39 3 0 0 sshd ** 64 printk messages dropped ** [ 46.395758] [<00000000681f9e7d>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb ** 93 printk messages dropped ** [ 46.417341] [<000000000e9b457e>] SyS_setsockopt+0x159/0x240 [ 46.417348] [<000000003e36d6f9>] ? SyS_recv+0x40/0x40 [ 46.417355] [<00000000c89fd074>] ? __do_page_fault+0x545/0xa60 [ 46.417362] [<0000000037b788cd>] ? bad_area_access_error+0x3d0/0x3d0 [ 46.417369] [<000000003e36d6f9>] ? SyS_recv+0x40/0x40 [ 46.417376] [<000000009f5bc2c0>] do_syscall_64+0x1ad/0x5c0 [ 46.417383] [<00000000681f9e7d>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 46.417387] Mem-Info: [ 46.417402] active_anon:3225 inactive_anon:40 isolated_anon:0 [ 46.417402] active_file:6 inactive_file:52 isolated_file:0 [ 46.417402] unevictable:0 dirty:0 writeback:0 unstable:0 [ 46.417402] slab_reclaimable:4265 slab_unreclaimable:56587 [ 46.417402] mapped:33 shmem:48 pagetables:358 bounce:0 [ 46.417402] free:4799 free_pcp:60 free_cma:0 executing program executing program ** 215 printk messages dropped ** [ 46.425353] [<000000008e0c06b3>] vmalloc+0x5c/0x70 [ 46.425360] [<0000000080e5c137>] ? xt_alloc_entry_offsets+0x44/0x50 [ 46.425367] [<0000000080e5c137>] xt_alloc_entry_offsets+0x44/0x50 [ 46.425374] [<0000000021219b0e>] translate_table+0x215/0x1650 [ 46.425385] [<000000009b86c950>] ? compat_do_ipt_get_ctl+0x8c0/0x8c0 [ 46.425393] [<00000000ffad6d12>] ? __check_object_size+0x257/0x335 ** 32 printk messages dropped ** [ 46.426477] 0 pages HighMem/MovableOnly ** 54 printk messages dropped ** [ 47.659972] 313627 pages reserved [ 47.676279] oom_reaper: reaped process 2070 (syz-executor066), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 47.980064] syz-executor066 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 Connection to 10.128.0.34 closed by remote host. [ 47.980072] CPU: 1 PID: 2074 Comm: syz-executor0