Starting mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 10.963965] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. [ 11.681580] random: crng init done Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.1.20' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 33.787058] lowmemorykiller: Killing 'syz-executor155' (2057) (tgid 2057), adj 1000, [ 33.787058] to free 40kB on behalf of 'kswapd0' (33) because [ 33.787058] cache 36432kB is below limit 65536kB for oom_score_adj 12 [ 33.787058] Free memory is -13000kB above reserved [ 33.800088] lowmemorykiller: Killing 'syz-executor155' (2057) (tgid 2057), adj 1000, [ 33.800088] to free 40kB on behalf of 'syz-executor155' (2062) because [ 33.800088] cache 33932kB is below limit 65536kB for oom_score_adj 12 [ 33.800088] Free memory is -13472kB above reserved [ 33.800096] BUG: sleeping function called from invalid context at kernel/fork.c:903 [ 33.800101] in_atomic(): 0, irqs_disabled(): 0, pid: 2062, name: syz-executor155 [ 33.800106] 2 locks held by syz-executor155/2062: [ 33.800132] #0: (shrinker_rwsem){++++..}, at: [<000000004de3406c>] shrink_slab.part.0+0xb2/0xa20 [ 33.800181] #1: (rcu_read_lock){......}, at: [<000000003cc2339c>] lowmem_scan+0x242/0xb50 [ 33.800192] Preemption disabled at: [ 33.800193] [<000000006973bb99>] get_task_mm+0x20/0xc0 [ 33.800203] CPU: 0 PID: 2062 Comm: syz-executor155 Not tainted 4.9.184+ #6 [ 33.800218] ffff8801ce4c7380 ffffffff81b580a1 0000000000000000 0000000000000001 [ 33.800229] ffff8801cfacaf80 ffffffff810d0ca0 ffff8801cfacaf80 ffff8801ce4c73b8 [ 33.800239] ffffffff8140040c ffff8801cfacaf80 ffffffff82a39900 0000000000000387 [ 33.800241] Call Trace: [ 33.800252] [<00000000f0219cd0>] dump_stack+0xc1/0x120 [ 33.800259] [<000000006973bb99>] ? get_task_mm+0x20/0xc0 [ 33.800268] [<000000003c658081>] ___might_sleep.cold+0x1c1/0x1fa [ 33.800279] [<00000000017d1bef>] __might_sleep+0x95/0x1a0 [ 33.800286] [<000000005ff92623>] mmput+0x28/0x370 [ 33.800294] [<0000000088b13290>] handle_lmk_event+0xea/0x8a0 [ 33.800302] [<00000000dad6dfde>] lowmem_scan+0x695/0xb50 [ 33.800311] [<00000000f8664140>] shrink_slab.part.0+0x3cf/0xa20 [ 33.800320] [<00000000b5d60c58>] ? unregister_shrinker+0x230/0x230 [ 33.800329] [<000000001a883b7a>] shrink_node+0x1ed/0x750 [ 33.800338] [<000000002ab8a4d7>] ? shrink_node_memcg.isra.0+0x1360/0x1360 [ 33.800348] [<0000000020578a4a>] ? __delayacct_freepages_start+0x41/0x80 [ 33.800357] [<0000000001ed21e1>] try_to_free_pages+0x397/0xbd0 [ 33.800365] [<0000000039a62566>] ? shrink_node+0x750/0x750 [ 33.800373] [<00000000958ffbdf>] __alloc_pages_nodemask+0x930/0x1a80 [ 33.800391] [<0000000004433aea>] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 33.800399] [<00000000cf09aa8b>] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 33.800408] [<000000008e52a8e2>] ? retint_kernel+0x2d/0x2d [ 33.800418] [<00000000b1083f6e>] __vmalloc_node_range+0x25b/0x610 [ 33.800427] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 33.800434] [<00000000234f0d78>] vmalloc+0x5c/0x70 [ 33.800442] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 33.800450] [<00000000a428be49>] xt_alloc_table_info+0xc8/0x100 [ 33.800458] [<000000000ecf268c>] do_replace.isra.0+0x111/0x480 [ 33.800465] [<00000000100a8fca>] ? compat_do_replace.isra.0+0x4e0/0x4e0 [ 33.800473] [<0000000081d49573>] ? __mutex_unlock_slowpath+0x25c/0x3e0 [ 33.800482] [<0000000057e27fd9>] ? __cap_capable+0x182/0x1d0 [ 33.800500] [<000000004ff7e2a1>] ? ns_capable_common+0x12c/0x160 [ 33.800508] [<000000001a52baed>] do_arpt_set_ctl+0x108/0x150 [ 33.800518] [<00000000c7860754>] nf_setsockopt+0x6d/0xc0 [ 33.800525] [<00000000e2fca615>] ip_setsockopt+0x8a/0xa0 [ 33.800534] [<0000000045f7365e>] tcp_setsockopt+0x8a/0xe0 [ 33.800543] [<000000004e931b79>] sock_common_setsockopt+0x9a/0xe0 [ 33.800551] [<000000002bcc3038>] SyS_setsockopt+0x159/0x240 [ 33.800558] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 33.800566] [<00000000ef728f5e>] ? __do_page_fault+0x545/0xa60 [ 33.800573] [<00000000898d631f>] ? do_syscall_64+0x4a/0x5c0 [ 33.800581] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 33.800587] [<0000000060e2648b>] do_syscall_64+0x1ad/0x5c0 [ 33.800596] [<00000000e23ab8e3>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 33.803198] [ 33.803200] ================================= [ 33.803202] [ INFO: inconsistent lock state ] [ 33.803209] 4.9.184+ #6 Tainted: G W [ 33.803211] --------------------------------- [ 33.803214] inconsistent {RECLAIM_FS-ON-W} -> {IN-RECLAIM_FS-R} usage. [ 33.803224] syz-executor155/2062 [HC0[0]:SC0[0]:HE1:SE1] takes: [ 33.803245] (&mm->mmap_sem){+++++?}, at: [<00000000683fe1c7>] get_cmdline+0xa3/0x2d0 {RECLAIM_FS-ON-W} state was registered at: [ 33.803257] mark_held_locks+0xb1/0x100 [ 33.803263] lockdep_trace_alloc+0x18c/0x2b0 [ 33.803270] __alloc_pages_nodemask+0x143/0x1a80 [ 33.803277] __pmd_alloc+0x4a/0x330 [ 33.803285] move_page_tables+0xadb/0xd60 [ 33.803291] shift_arg_pages+0x1ae/0x470 [ 33.803296] setup_arg_pages+0x60d/0x7c0 [ 33.803304] load_elf_binary+0xa84/0x4a90 [ 33.803310] search_binary_handler+0x14f/0x700 [ 33.803316] do_execveat_common.isra.0+0xf81/0x1db0 [ 33.803321] do_execve+0x3a/0x50 [ 33.803331] run_init_process+0x33/0x37 [ 33.803337] try_to_run_init_process+0x18/0x48 [ 33.803346] kernel_init+0xf2/0x163 [ 33.803352] ret_from_fork+0x5c/0x70 [ 33.803355] irq event stamp: 543407 [ 33.803363] hardirqs last enabled at (543407): [<000000008e52a8e2>] restore_regs_and_iret+0x0/0x1d [ 33.803372] hardirqs last disabled at (543406): [<00000000a6290a64>] call_function_single_interrupt+0x98/0xb0 [ 33.803381] softirqs last enabled at (542222): [<000000002a8c146e>] wb_queue_work+0x1ed/0x450 [ 33.803389] softirqs last disabled at (542216): [<0000000006526c1e>] wb_queue_work+0x90/0x450 [ 33.803391] [ 33.803391] other info that might help us debug this: [ 33.803392] Possible unsafe locking scenario: [ 33.803392] [ 33.803394] CPU0 [ 33.803395] ---- [ 33.803400] lock(&mm->mmap_sem); [ 33.803401] [ 33.803405] lock(&mm->mmap_sem); [ 33.803407] [ 33.803407] *** DEADLOCK *** [ 33.803407] [ 33.803411] 3 locks held by syz-executor155/2062: [ 33.803426] #0: (shrinker_rwsem){++++..}, at: [<000000004de3406c>] shrink_slab.part.0+0xb2/0xa20 [ 33.803440] #1: (rcu_read_lock){......}, at: [<000000003cc2339c>] lowmem_scan+0x242/0xb50 [ 33.803452] #2: (lmk_event_lock){+.+.-.}, at: [<000000004859f647>] handle_lmk_event+0xfb/0x8a0 [ 33.803454] [ 33.803454] stack backtrace: [ 33.803461] CPU: 0 PID: 2062 Comm: syz-executor155 Tainted: G W 4.9.184+ #6 [ 33.803475] ffff8801ce4c70c0 ffffffff81b580a1 00000000000000f0 ffff8801cfacaf80 [ 33.803486] ffffffff83cad910 ffff8801cfacb8c8 ffffffff8424eec0 ffff8801ce4c7138 [ 33.803505] ffffffff81406e49 0000000000000000 ffffffff00000001 0000000000000001 [ 33.803507] Call Trace: [ 33.803519] [<00000000f0219cd0>] dump_stack+0xc1/0x120 [ 33.803528] [<00000000cc8691ac>] print_usage_bug.cold+0x452/0x5a2 [ 33.803536] [<000000002c9acdf7>] mark_lock+0x6c7/0x12e0 [ 33.803543] [<0000000068f301ae>] ? print_irq_inversion_bug+0xa0/0xa0 [ 33.803550] [<000000005f6d9e7d>] __lock_acquire+0x5c3/0x4350 [ 33.803557] [<000000004508d9fc>] ? trace_hardirqs_on+0x10/0x10 [ 33.803564] [<00000000507a87ac>] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 33.803573] [<00000000dfdbe168>] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 33.803580] [<0000000018c8107a>] lock_acquire+0x133/0x3d0 [ 33.803586] [<00000000683fe1c7>] ? get_cmdline+0xa3/0x2d0 [ 33.803594] [<000000001a1fc0b5>] down_read+0x44/0xb0 [ 33.803601] [<00000000683fe1c7>] ? get_cmdline+0xa3/0x2d0 [ 33.803608] [<00000000683fe1c7>] get_cmdline+0xa3/0x2d0 [ 33.803616] [<0000000007a62c4d>] handle_lmk_event+0x13c/0x8a0 [ 33.803623] [<00000000dad6dfde>] lowmem_scan+0x695/0xb50 [ 33.803632] [<00000000f8664140>] shrink_slab.part.0+0x3cf/0xa20 executing program executing program executing program [ 33.803640] [<00000000b5d60c58>] ? unregister_shrinker+0x230/0x230 [ 33.803649] [<000000001a883b7a>] shrink_node+0x1ed/0x750 [ 33.803657] [<000000002ab8a4d7>] ? shrink_node_memcg.isra.0+0x1360/0x1360 [ 33.803667] [<0000000020578a4a>] ? __delayacct_freepages_start+0x41/0x80 [ 33.803676] [<0000000001ed21e1>] try_to_free_pages+0x397/0xbd0 [ 33.803684] [<0000000039a62566>] ? shrink_node+0x750/0x750 [ 33.803691] [<00000000958ffbdf>] __alloc_pages_nodemask+0x930/0x1a80 [ 33.803700] [<0000000004433aea>] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 33.803708] [<00000000cf09aa8b>] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 33.803715] [<000000008e52a8e2>] ? retint_kernel+0x2d/0x2d [ 33.803723] [<00000000b1083f6e>] __vmalloc_node_range+0x25b/0x610 [ 33.803732] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 33.803739] [<00000000234f0d78>] vmalloc+0x5c/0x70 [ 33.803747] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 33.803755] [<00000000a428be49>] xt_alloc_table_info+0xc8/0x100 [ 33.803763] [<000000000ecf268c>] do_replace.isra.0+0x111/0x480 [ 33.803770] [<00000000100a8fca>] ? compat_do_replace.isra.0+0x4e0/0x4e0 [ 33.803778] [<0000000081d49573>] ? __mutex_unlock_slowpath+0x25c/0x3e0 [ 33.803786] [<0000000057e27fd9>] ? __cap_capable+0x182/0x1d0 [ 33.803795] [<000000004ff7e2a1>] ? ns_capable_common+0x12c/0x160 [ 33.803802] [<000000001a52baed>] do_arpt_set_ctl+0x108/0x150 [ 33.803811] [<00000000c7860754>] nf_setsockopt+0x6d/0xc0 [ 33.803818] [<00000000e2fca615>] ip_setsockopt+0x8a/0xa0 [ 33.803825] [<0000000045f7365e>] tcp_setsockopt+0x8a/0xe0 [ 33.803835] [<000000004e931b79>] sock_common_setsockopt+0x9a/0xe0 [ 33.803842] [<000000002bcc3038>] SyS_setsockopt+0x159/0x240 [ 33.803849] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 33.803857] [<00000000ef728f5e>] ? __do_page_fault+0x545/0xa60 [ 33.803863] [<00000000898d631f>] ? do_syscall_64+0x4a/0x5c0 [ 33.803870] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 33.803876] [<0000000060e2648b>] do_syscall_64+0x1ad/0x5c0 [ 33.803883] [<00000000e23ab8e3>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 33.957693] oom_reaper: reaped process 2057 (syz-executor155), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 33.968548] syz-executor155 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 33.968558] CPU: 0 PID: 2064 Comm: syz-executor155 Tainted: G W 4.9.184+ #6 [ 33.968575] ffff8801ce4a76a8 ffffffff81b580a1 ffff8801ce4a7a00 ffffffff833f0b30 [ 33.968585] 00000000000003e8 ffff8801ce4a7a18 0000000000000000 ffff8801ce4a7728 [ 33.968594] ffffffff815055db 0000000000000000 00000000000003e8 ffffffff8281a285 [ 33.968596] Call Trace: [ 33.968618] [<00000000f0219cd0>] dump_stack+0xc1/0x120 [ 33.968628] [<00000000ed28975a>] dump_header.isra.0+0x142/0x74c [ 33.968637] [<000000006522dbd9>] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 33.968645] [<000000007fb44879>] ? ___ratelimit+0x55/0x413 [ 33.968653] [<00000000665b1d10>] oom_kill_process.cold+0xd/0xa74 [ 33.968662] [<00000000018b5ace>] ? has_capability_noaudit+0x25/0x30 [ 33.968672] [<0000000024cb4ef4>] ? oom_badness.part.0+0x11d/0x600 [ 33.968679] [<00000000c7aa50b7>] ? oom_badness.part.0+0x12f/0x600 [ 33.968686] [<0000000082407d33>] ? out_of_memory+0x6bc/0xeb0 [ 33.968694] [<00000000996faf5f>] out_of_memory+0x29b/0xeb0 [ 33.968701] [<000000006db2c10d>] ? out_of_memory+0x405/0xeb0 [ 33.968709] [<00000000cd11c2da>] ? oom_killer_disable+0x210/0x210 [ 33.968717] [<00000000ab2e772c>] ? trace_hardirqs_on+0xd/0x10 [ 33.968725] [<000000002a8f2e72>] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 33.968732] [<0000000057a6167b>] __alloc_pages_nodemask+0x1730/0x1a80 [ 33.968740] [<00000000cf09aa8b>] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 33.968748] [<0000000004433aea>] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 33.968756] [<000000008e52a8e2>] ? retint_kernel+0x2d/0x2d [ 33.968764] [<0000000089325de9>] ? ___might_sleep+0x8/0x280 [ 33.968772] [<00000000b1083f6e>] __vmalloc_node_range+0x25b/0x610 [ 33.968781] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 33.968789] [<00000000234f0d78>] vmalloc+0x5c/0x70 [ 33.968796] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 33.968804] [<00000000a428be49>] xt_alloc_table_info+0xc8/0x100 [ 33.968812] [<000000000ecf268c>] do_replace.isra.0+0x111/0x480 [ 33.968819] [<00000000100a8fca>] ? compat_do_replace.isra.0+0x4e0/0x4e0 [ 33.968828] [<0000000081d49573>] ? __mutex_unlock_slowpath+0x25c/0x3e0 [ 33.968835] [<0000000057e27fd9>] ? __cap_capable+0x182/0x1d0 [ 33.968843] [<000000004ff7e2a1>] ? ns_capable_common+0x12c/0x160 [ 33.968850] [<000000001a52baed>] do_arpt_set_ctl+0x108/0x150 [ 33.968860] [<00000000c7860754>] nf_setsockopt+0x6d/0xc0 [ 33.968867] [<00000000e2fca615>] ip_setsockopt+0x8a/0xa0 [ 33.968875] [<0000000045f7365e>] tcp_setsockopt+0x8a/0xe0 [ 33.968884] [<000000004e931b79>] sock_common_setsockopt+0x9a/0xe0 [ 33.968892] [<000000002bcc3038>] SyS_setsockopt+0x159/0x240 [ 33.968899] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 33.968907] [<00000000ef728f5e>] ? __do_page_fault+0x545/0xa60 [ 33.968914] [<00000000898d631f>] ? do_syscall_64+0x4a/0x5c0 [ 33.968921] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 33.968928] [<0000000060e2648b>] do_syscall_64+0x1ad/0x5c0 [ 33.968936] [<00000000e23ab8e3>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 33.969810] Mem-Info: [ 33.969827] active_anon:3620 inactive_anon:40 isolated_anon:0 [ 33.969827] active_file:7 inactive_file:18 isolated_file:0 [ 33.969827] unevictable:0 dirty:0 writeback:9 unstable:0 [ 33.969827] slab_reclaimable:4253 slab_unreclaimable:56832 [ 33.969827] mapped:12 shmem:48 pagetables:357 bounce:0 [ 33.969827] free:6014 free_pcp:68 free_cma:0 [ 33.969841] Node 0 active_anon:14480kB inactive_anon:160kB active_file:28kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:48kB dirty:0kB writeback:36kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:15 all_unreclaimable? no [ 33.969859] DMA32 free:18608kB 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 [ 33.969885] Normal free:5448kB min:5580kB low:9168kB high:12756kB active_anon:14480kB inactive_anon:160kB active_file:28kB inactive_file:72kB unevictable:0kB writepending:36kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17012kB slab_unreclaimable:227328kB kernel_stack:3424kB pagetables:1428kB bounce:0kB free_pcp:152kB local_pcp:152kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 33.969934] DMA32: 3*4kB (UM) 1*8kB (M) 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) = 18628kB Normal: 387*4kB (UM) 180*8kB (M) 93*16kB (M) 29*32kB (UM) 1*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5468kB 99 total pagecache pages [ 33.969974] 0 pages in swap cache [ 33.969978] Swap cache stats: add 0, delete 0, find 0/0 [ 33.969979] Free swap = 0kB [ 33.969981] Total swap = 0kB [ 33.969983] 1965979 pages RAM [ 33.969985] 0 pages HighMem/MovableOnly [ 33.969987] 313625 pages reserved [ 33.969989] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name executing program executing program [ 33.970002] [ 470] 0 470 5402 190 16 3 0 -1000 udevd [ 33.970011] [ 585] 0 585 5746 537 16 3 0 -1000 udevd [ 33.970020] [ 586] 0 586 5383 178 15 3 0 -1000 udevd [ 33.970035] [ 1763] 0 1763 2492 573 8 3 0 0 dhclient [ 33.970119] [ 1896] 0 1896 14264 108 23 4 0 0 rsyslogd [ 33.970128] [ 1951] 0 1951 3735 45 11 3 0 0 mcstransd [ 33.970137] [ 1953] 0 1953 4724 51 16 3 0 0 cron [ 33.970146] [ 1971] 0 1971 12926 1227 26 3 0 0 restorecond [ 33.970155] [ 1997] 0 1997 12489 152 27 3 0 -1000 sshd [ 33.970163] [ 2027] 0 2027 3648 38 12 3 0 0 getty [ 33.970172] [ 2046] 0 2046 3648 43 13 3 0 0 getty [ 33.970180] [ 2047] 0 2047 3648 43 13 3 0 0 getty [ 33.970189] [ 2048] 0 2048 3648 44 13 3 0 0 getty [ 33.970198] [ 2049] 0 2049 3648 42 13 3 0 0 getty [ 33.970206] [ 2050] 0 2050 3648 43 13 3 0 0 getty [ 33.970215] [ 2051] 0 2051 3648 41 13 3 0 0 getty [ 33.970224] [ 2052] 0 2052 17820 197 40 3 0 0 sshd [ 33.970233] [ 2054] 0 2054 4380 1 4 2 0 0 syz-executor155 [ 33.970242] [ 2055] 0 2055 4380 10 4 2 0 0 syz-executor155 [ 33.970251] [ 2056] 0 2056 4380 10 4 2 0 0 syz-executor155 [ 33.970260] [ 2057] 0 2057 4380 0 5 2 0 1000 syz-executor155 [ 33.970268] [ 2058] 0 2058 4380 10 4 2 0 0 syz-executor155 [ 33.970277] [ 2059] 0 2059 4380 10 4 2 0 0 syz-executor155 [ 33.970285] [ 2060] 0 2060 4380 10 4 2 0 0 syz-executor155 [ 33.970294] [ 2061] 0 2061 4380 10 4 2 0 0 syz-executor155 [ 33.970303] [ 2062] 0 2062 4380 10 5 2 0 1000 syz-executor155 [ 33.970312] [ 2063] 0 2063 4380 10 5 2 0 1000 syz-executor155 [ 33.970320] [ 2064] 0 2064 4380 10 5 2 0 1000 syz-executor155 [ 33.970329] [ 2065] 0 2065 4380 10 5 2 0 1000 syz-executor155 [ 33.970338] [ 2066] 0 2066 4380 10 5 2 0 1000 syz-executor155 [ 33.970343] Out of memory: Kill process 2062 (syz-executor155) score 999 or sacrifice child [ 33.970356] Killed process 2062 (syz-executor155) total-vm:17520kB, anon-rss:40kB, file-rss:0kB, shmem-rss:0kB [ 34.007195] syz-executor155: vmalloc: allocation failure, allocated 1187565568 of 4278198272 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 34.007205] CPU: 0 PID: 2057 Comm: syz-executor155 Tainted: G W 4.9.184+ #6 [ 34.007221] ffff8801ce55f980 ffffffff81b580a1 1ffff10039cabf32 dffffc0000000000 [ 34.007230] ffffffff82aaa940 0000000000000000 0000000000400000 ffff8801ce55faa8 [ 34.007240] ffffffff81506893 0000000041b58ab3 ffffffff82e3a0f8 ffffffff81430460 [ 34.007242] Call Trace: [ 34.007257] [<00000000f0219cd0>] dump_stack+0xc1/0x120 [ 34.007267] [<00000000896f1898>] warn_alloc.cold+0x76/0x93 [ 34.007277] [<00000000d03322b5>] ? zone_watermark_ok_safe+0x260/0x260 [ 34.007287] [<000000004bb7b253>] __vmalloc_node_range+0x3ff/0x610 [ 34.007296] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 34.007304] [<00000000234f0d78>] vmalloc+0x5c/0x70 [ 34.007311] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 34.007319] [<00000000a428be49>] xt_alloc_table_info+0xc8/0x100 [ 34.007327] [<000000000ecf268c>] do_replace.isra.0+0x111/0x480 [ 34.007334] [<00000000100a8fca>] ? compat_do_replace.isra.0+0x4e0/0x4e0 [ 34.007343] [<0000000081d49573>] ? __mutex_unlock_slowpath+0x25c/0x3e0 [ 34.007351] [<0000000057e27fd9>] ? __cap_capable+0x182/0x1d0 executing program [ 34.007361] [<000000004ff7e2a1>] ? ns_capable_common+0x12c/0x160 executing program [ 34.007368] [<000000001a52baed>] do_arpt_set_ctl+0x108/0x150 [ 34.007377] [<00000000c7860754>] nf_setsockopt+0x6d/0xc0 [ 34.007385] [<00000000e2fca615>] ip_setsockopt+0x8a/0xa0 [ 34.007392] [<0000000045f7365e>] tcp_setsockopt+0x8a/0xe0 [ 34.007402] [<000000004e931b79>] sock_common_setsockopt+0x9a/0xe0 [ 34.007409] [<000000002bcc3038>] SyS_setsockopt+0x159/0x240 [ 34.007416] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 34.007425] [<00000000ef728f5e>] ? __do_page_fault+0x545/0xa60 [ 34.007432] [<00000000898d631f>] ? do_syscall_64+0x4a/0x5c0 [ 34.007439] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 34.007446] [<0000000060e2648b>] do_syscall_64+0x1ad/0x5c0 [ 34.007454] [<00000000e23ab8e3>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 34.007457] Mem-Info: [ 34.007474] active_anon:3612 inactive_anon:40 isolated_anon:0 [ 34.007474] active_file:4 inactive_file:18 isolated_file:0 [ 34.007474] unevictable:0 dirty:0 writeback:9 unstable:0 [ 34.007474] slab_reclaimable:4253 slab_unreclaimable:56832 [ 34.007474] mapped:12 shmem:48 pagetables:357 bounce:0 [ 34.007474] free:4 free_pcp:0 free_cma:0 [ 34.007494] Node 0 active_anon:14448kB inactive_anon:160kB active_file:16kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:48kB dirty:0kB writeback:36kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 34.007512] 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 [ 34.007537] Normal free:24kB min:5580kB low:9168kB high:12756kB active_anon:14448kB inactive_anon:160kB active_file:16kB inactive_file:72kB unevictable:0kB writepending:36kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17012kB slab_unreclaimable:227328kB kernel_stack:3424kB pagetables:1428kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 34.007577] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 34.007781] syz-executor155: vmalloc: allocation failure, allocated 1098629120 of 4278198272 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 34.007788] CPU: 0 PID: 2062 Comm: syz-executor155 Tainted: G W 4.9.184+ #6 [ 34.007800] ffff8801ce4c7980 ffffffff81b580a1 1ffff10039c98f32 dffffc0000000000 executing program [ 34.007810] ffffffff82aaa940 0000000000000000 0000000000400000 ffff8801ce4c7aa8 [ 34.007820] ffffffff81506893 0000000041b58ab3 ffffffff82e3a0f8 ffffffff81430460 [ 34.007822] Call Trace: [ 34.007831] [<00000000f0219cd0>] dump_stack+0xc1/0x120 [ 34.007838] [<00000000896f1898>] warn_alloc.cold+0x76/0x93 [ 34.007847] [<00000000d03322b5>] ? zone_watermark_ok_safe+0x260/0x260 [ 34.007855] [<000000004bb7b253>] __vmalloc_node_range+0x3ff/0x610 [ 34.007863] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 34.007870] [<00000000234f0d78>] vmalloc+0x5c/0x70 [ 34.007877] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 34.007884] [<00000000a428be49>] xt_alloc_table_info+0xc8/0x100 [ 34.007892] [<000000000ecf268c>] do_replace.isra.0+0x111/0x480 [ 34.007900] [<00000000100a8fca>] ? compat_do_replace.isra.0+0x4e0/0x4e0 [ 34.007908] [<0000000081d49573>] ? __mutex_unlock_slowpath+0x25c/0x3e0 [ 34.007915] [<0000000057e27fd9>] ? __cap_capable+0x182/0x1d0 [ 34.007923] [<000000004ff7e2a1>] ? ns_capable_common+0x12c/0x160 [ 34.007930] [<000000001a52baed>] do_arpt_set_ctl+0x108/0x150 [ 34.007938] [<00000000c7860754>] nf_setsockopt+0x6d/0xc0 [ 34.007944] [<00000000e2fca615>] ip_setsockopt+0x8a/0xa0 executing program [ 34.007951] [<0000000045f7365e>] tcp_setsockopt+0x8a/0xe0 [ 34.007959] [<000000004e931b79>] sock_common_setsockopt+0x9a/0xe0 [ 34.007967] [<000000002bcc3038>] SyS_setsockopt+0x159/0x240 [ 34.007974] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 34.007981] [<00000000ef728f5e>] ? __do_page_fault+0x545/0xa60 [ 34.007988] [<00000000898d631f>] ? do_syscall_64+0x4a/0x5c0 [ 34.007994] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 34.008001] [<0000000060e2648b>] do_syscall_64+0x1ad/0x5c0 [ 34.008009] [<00000000e23ab8e3>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 34.008012] Mem-Info: [ 34.008027] active_anon:3612 inactive_anon:40 isolated_anon:0 [ 34.008027] active_file:4 inactive_file:18 isolated_file:0 [ 34.008027] unevictable:0 dirty:0 writeback:9 unstable:0 [ 34.008027] slab_reclaimable:4253 slab_unreclaimable:56832 [ 34.008027] mapped:12 shmem:48 pagetables:357 bounce:0 [ 34.008027] free:4 free_pcp:0 free_cma:0 [ 34.008040] Node 0 active_anon:14448kB inactive_anon:160kB active_file:16kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:48kB dirty:0kB writeback:36kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 34.008057] 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 [ 34.008081] Normal free:24kB min:5580kB low:9168kB high:12756kB active_anon:14448kB inactive_anon:160kB active_file:16kB inactive_file:72kB unevictable:0kB writepending:36kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17012kB slab_unreclaimable:227328kB kernel_stack:3424kB pagetables:1428kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 34.008115] 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 99 total pagecache pages [ 34.008147] 0 pages in swap cache [ 34.008150] Swap cache stats: add 0, delete 0, find 0/0 [ 34.008152] Free swap = 0kB [ 34.008154] Total swap = 0kB [ 34.008156] 1965979 pages RAM [ 34.008158] 0 pages HighMem/MovableOnly [ 34.008160] 313625 pages reserved [ 34.008916] oom_reaper: reaped process 2062 (syz-executor155), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 34.014332] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB 99 total pagecache pages [ 34.014337] 0 pages in swap cache [ 34.014340] Swap cache stats: add 0, delete 0, find 0/0 [ 34.014342] Free swap = 0kB [ 34.014344] Total swap = 0kB [ 34.014347] 1965979 pages RAM [ 34.014349] 0 pages HighMem/MovableOnly [ 34.014351] 313625 pages reserved [ 34.016786] syz-executor155 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 34.016795] CPU: 0 PID: 2066 Comm: syz-executor155 Tainted: G W 4.9.184+ #6 [ 34.016812] ffff8801c3b4f6a8 ffffffff81b580a1 ffff8801c3b4fa00 ffffffff833f0b30 [ 34.016822] 00000000000003e8 ffff8801c3b4fa18 0000000000000000 ffff8801c3b4f728 [ 34.016832] ffffffff815055db 0000000000000000 00000000000003e8 ffffffff8281a285 [ 34.016833] Call Trace: [ 34.016849] [<00000000f0219cd0>] dump_stack+0xc1/0x120 [ 34.016859] [<00000000ed28975a>] dump_header.isra.0+0x142/0x74c [ 34.016868] [<000000006522dbd9>] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 34.016876] [<000000007fb44879>] ? ___ratelimit+0x55/0x413 [ 34.016883] [<00000000665b1d10>] oom_kill_process.cold+0xd/0xa74 [ 34.016892] [<00000000018b5ace>] ? has_capability_noaudit+0x25/0x30 [ 34.016901] [<0000000024cb4ef4>] ? oom_badness.part.0+0x11d/0x600 [ 34.016908] [<00000000c7aa50b7>] ? oom_badness.part.0+0x12f/0x600 [ 34.016915] [<0000000082407d33>] ? out_of_memory+0x6bc/0xeb0 [ 34.016923] [<00000000996faf5f>] out_of_memory+0x29b/0xeb0 [ 34.016931] [<000000006db2c10d>] ? out_of_memory+0x405/0xeb0 [ 34.016940] [<00000000cd11c2da>] ? oom_killer_disable+0x210/0x210 [ 34.016948] [<00000000ab2e772c>] ? trace_hardirqs_on+0xd/0x10 [ 34.016955] [<000000002a8f2e72>] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 34.016962] [<0000000057a6167b>] __alloc_pages_nodemask+0x1730/0x1a80 [ 34.016971] [<0000000027c8a2b8>] ? __schedule+0x6d6/0x1f10 [ 34.016979] [<00000000cf09aa8b>] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 34.016988] [<0000000004433aea>] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 34.016998] [<00000000b1083f6e>] __vmalloc_node_range+0x25b/0x610 [ 34.017008] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 34.017015] [<00000000234f0d78>] vmalloc+0x5c/0x70 [ 34.017023] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 34.017031] [<00000000a428be49>] xt_alloc_table_info+0xc8/0x100 [ 34.017039] [<000000000ecf268c>] do_replace.isra.0+0x111/0x480 [ 34.017047] [<00000000100a8fca>] ? compat_do_replace.isra.0+0x4e0/0x4e0 [ 34.017055] [<0000000081d49573>] ? __mutex_unlock_slowpath+0x25c/0x3e0 [ 34.017063] [<0000000057e27fd9>] ? __cap_capable+0x182/0x1d0 [ 34.017072] [<000000004ff7e2a1>] ? ns_capable_common+0x12c/0x160 [ 34.017079] [<000000001a52baed>] do_arpt_set_ctl+0x108/0x150 [ 34.017087] [<00000000c7860754>] nf_setsockopt+0x6d/0xc0 [ 34.017095] [<00000000e2fca615>] ip_setsockopt+0x8a/0xa0 [ 34.017103] [<0000000045f7365e>] tcp_setsockopt+0x8a/0xe0 [ 34.017113] [<000000004e931b79>] sock_common_setsockopt+0x9a/0xe0 [ 34.017120] [<000000002bcc3038>] SyS_setsockopt+0x159/0x240 [ 34.017128] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 34.017135] [<00000000ef728f5e>] ? __do_page_fault+0x545/0xa60 [ 34.017142] [<00000000898d631f>] ? do_syscall_64+0x4a/0x5c0 [ 34.017150] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 34.017157] [<0000000060e2648b>] do_syscall_64+0x1ad/0x5c0 [ 34.017165] [<00000000e23ab8e3>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 34.017168] Mem-Info: [ 34.017185] active_anon:3612 inactive_anon:40 isolated_anon:0 [ 34.017185] active_file:4 inactive_file:18 isolated_file:0 [ 34.017185] unevictable:0 dirty:0 writeback:9 unstable:0 [ 34.017185] slab_reclaimable:4253 slab_unreclaimable:56832 [ 34.017185] mapped:12 shmem:48 pagetables:357 bounce:0 [ 34.017185] free:4 free_pcp:8 free_cma:0 [ 34.017199] Node 0 active_anon:14448kB inactive_anon:160kB active_file:16kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:48kB dirty:0kB writeback:36kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 34.017216] 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 [ 34.017242] Normal free:24kB min:5580kB low:9168kB high:12756kB active_anon:14448kB inactive_anon:160kB active_file:16kB inactive_file:72kB unevictable:0kB writepending:36kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17012kB slab_unreclaimable:227328kB kernel_stack:3424kB pagetables:1428kB bounce:0kB free_pcp:32kB local_pcp:32kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 34.017278] 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 99 total pagecache pages [ 34.017310] 0 pages in swap cache [ 34.017314] Swap cache stats: add 0, delete 0, find 0/0 [ 34.017316] Free swap = 0kB [ 34.017318] Total swap = 0kB [ 34.017320] 1965979 pages RAM [ 34.017322] 0 pages HighMem/MovableOnly [ 34.017324] 313625 pages reserved [ 34.017327] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 34.017341] [ 470] 0 470 5402 190 16 3 0 -1000 udevd [ 34.017351] [ 585] 0 585 5746 537 16 3 0 -1000 udevd [ 34.017360] [ 586] 0 586 5383 178 15 3 0 -1000 udevd [ 34.017369] [ 1763] 0 1763 2492 573 8 3 0 0 dhclient [ 34.017378] [ 1896] 0 1896 14264 108 23 4 0 0 rsyslogd [ 34.017387] [ 1951] 0 1951 3735 45 11 3 0 0 mcstransd [ 34.017396] [ 1953] 0 1953 4724 51 16 3 0 0 cron [ 34.017405] [ 1971] 0 1971 12926 1227 26 3 0 0 restorecond [ 34.017414] [ 1997] 0 1997 12489 152 27 3 0 -1000 sshd [ 34.017423] [ 2027] 0 2027 3648 38 12 3 0 0 getty [ 34.017432] [ 2046] 0 2046 3648 43 13 3 0 0 getty [ 34.017441] [ 2047] 0 2047 3648 43 13 3 0 0 getty [ 34.017450] [ 2048] 0 2048 3648 44 13 3 0 0 getty [ 34.017466] [ 2049] 0 2049 3648 42 13 3 0 0 getty [ 34.019816] [ 2050] 0 2050 3648 43 13 3 0 0 getty [ 34.019837] [ 2051] 0 2051 3648 41 13 3 0 0 getty [ 34.019846] [ 2052] 0 2052 17820 197 40 3 0 0 sshd [ 34.019855] [ 2054] 0 2054 4380 1 4 2 0 0 syz-executor155 [ 34.019864] [ 2055] 0 2055 4380 10 4 2 0 0 syz-executor155 [ 34.019873] [ 2056] 0 2056 4380 10 4 2 0 0 syz-executor155 [ 34.019882] [ 2057] 0 2057 4380 0 5 2 0 1000 syz-executor155 [ 34.019890] [ 2058] 0 2058 4380 10 4 2 0 0 syz-executor155 [ 34.019899] [ 2059] 0 2059 4380 10 4 2 0 0 syz-executor155 [ 34.019907] [ 2060] 0 2060 4380 10 4 2 0 0 syz-executor155 [ 34.019916] [ 2061] 0 2061 4380 10 4 2 0 0 syz-executor155 [ 34.019925] [ 2062] 0 2062 4380 0 5 2 0 1000 syz-executor155 [ 34.019934] [ 2063] 0 2063 4380 10 5 2 0 1000 syz-executor155 [ 34.019943] [ 2064] 0 2064 4380 10 5 2 0 1000 syz-executor155 [ 34.019952] [ 2065] 0 2065 4380 10 5 2 0 1000 syz-executor155 [ 34.019961] [ 2066] 0 2066 4380 10 5 2 0 1000 syz-executor155 [ 34.019968] Out of memory: Kill process 2063 (syz-executor155) score 999 or sacrifice child [ 34.019981] Killed process 2063 (syz-executor155) total-vm:17520kB, anon-rss:40kB, file-rss:0kB, shmem-rss:0kB [ 34.021044] syz-executor155: vmalloc: allocation failure, allocated 1151434752 of 4278198272 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 34.021052] CPU: 1 PID: 2063 Comm: syz-executor155 Tainted: G W 4.9.184+ #6 [ 34.021066] ffff8801ce4b7980 ffffffff81b580a1 1ffff10039c96f32 dffffc0000000000 [ 34.021076] ffffffff82aaa940 0000000000000000 0000000000400000 ffff8801ce4b7aa8 [ 34.021086] ffffffff81506893 0000000041b58ab3 ffffffff82e3a0f8 ffffffff81430460 [ 34.021087] Call Trace: [ 34.021100] [<00000000f0219cd0>] dump_stack+0xc1/0x120 [ 34.021116] [<00000000896f1898>] warn_alloc.cold+0x76/0x93 [ 34.021124] [<00000000d03322b5>] ? zone_watermark_ok_safe+0x260/0x260 [ 34.021133] [<000000004bb7b253>] __vmalloc_node_range+0x3ff/0x610 [ 34.021142] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 34.021149] [<00000000234f0d78>] vmalloc+0x5c/0x70 [ 34.021156] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 34.021163] [<00000000a428be49>] xt_alloc_table_info+0xc8/0x100 [ 34.021171] [<000000000ecf268c>] do_replace.isra.0+0x111/0x480 [ 34.021178] [<00000000100a8fca>] ? compat_do_replace.isra.0+0x4e0/0x4e0 [ 34.021188] [<0000000081d49573>] ? __mutex_unlock_slowpath+0x25c/0x3e0 [ 34.021195] [<0000000057e27fd9>] ? __cap_capable+0x182/0x1d0 [ 34.021204] [<000000004ff7e2a1>] ? ns_capable_common+0x12c/0x160 [ 34.021212] [<000000001a52baed>] do_arpt_set_ctl+0x108/0x150 [ 34.021221] [<00000000c7860754>] nf_setsockopt+0x6d/0xc0 [ 34.021227] [<00000000e2fca615>] ip_setsockopt+0x8a/0xa0 [ 34.021235] [<0000000045f7365e>] tcp_setsockopt+0x8a/0xe0 [ 34.021244] [<000000004e931b79>] sock_common_setsockopt+0x9a/0xe0 [ 34.021252] [<000000002bcc3038>] SyS_setsockopt+0x159/0x240 [ 34.021259] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 34.021267] [<00000000ef728f5e>] ? __do_page_fault+0x545/0xa60 [ 34.021273] [<00000000898d631f>] ? do_syscall_64+0x4a/0x5c0 [ 34.021280] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 34.021287] [<0000000060e2648b>] do_syscall_64+0x1ad/0x5c0 [ 34.021295] [<00000000e23ab8e3>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 34.021298] Mem-Info: [ 34.021314] active_anon:3612 inactive_anon:40 isolated_anon:0 [ 34.021314] active_file:4 inactive_file:18 isolated_file:0 [ 34.021314] unevictable:0 dirty:0 writeback:9 unstable:0 [ 34.021314] slab_reclaimable:4253 slab_unreclaimable:56832 [ 34.021314] mapped:12 shmem:48 pagetables:357 bounce:0 [ 34.021314] free:4 free_pcp:8 free_cma:0 [ 34.021327] Node 0 active_anon:14448kB inactive_anon:160kB active_file:16kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:48kB dirty:0kB writeback:36kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 34.021345] 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 [ 34.021370] Normal free:24kB min:5580kB low:9168kB high:12756kB active_anon:14448kB inactive_anon:160kB active_file:16kB inactive_file:72kB unevictable:0kB writepending:36kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17012kB slab_unreclaimable:227328kB kernel_stack:3424kB pagetables:1428kB bounce:0kB free_pcp:32kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 34.021403] 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 99 total pagecache pages [ 34.021433] 0 pages in swap cache [ 34.021437] Swap cache stats: add 0, delete 0, find 0/0 [ 34.021439] Free swap = 0kB [ 34.021441] Total swap = 0kB [ 34.021443] 1965979 pages RAM [ 34.021445] 0 pages HighMem/MovableOnly [ 34.021447] 313625 pages reserved [ 34.037704] oom_reaper: reaped process 2063 (syz-executor155), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 34.551868] ODEBUG: Out of memory. ODEBUG disabled [ 35.900400] lowmemorykiller: Killing 'syz-executor155' (2064) (tgid 2064), adj 1000, [ 35.900400] to free 40kB on behalf of 'syz-executor155' (2069) because [ 35.900400] cache 2128kB is below limit 6144kB for oom_score_adj 0 [ 35.900400] Free memory is -13424kB above reserved [ 35.900407] BUG: sleeping function called from invalid context at kernel/fork.c:903 [ 35.900411] in_atomic(): 0, irqs_disabled(): 0, pid: 2069, name: syz-executor155 [ 35.900413] INFO: lockdep is turned off. [ 35.900430] Preemption disabled at: [ 35.900430] [<000000006973bb99>] get_task_mm+0x20/0xc0 [ 35.900465] CPU: 1 PID: 2069 Comm: syz-executor155 Tainted: G W 4.9.184+ #6 [ 35.900479] ffff8801c3617380 ffffffff81b580a1 0000000000000000 0000000000000001 [ 35.900489] ffff8801cf9e2f80 ffffffff810d0ca0 ffff8801cf9e2f80 ffff8801c36173b8 [ 35.900498] ffffffff8140040c ffff8801cf9e2f80 ffffffff82a39900 0000000000000387 [ 35.900500] Call Trace: [ 35.900511] [<00000000f0219cd0>] dump_stack+0xc1/0x120 [ 35.900518] [<000000006973bb99>] ? get_task_mm+0x20/0xc0 [ 35.900528] [<000000003c658081>] ___might_sleep.cold+0x1c1/0x1fa [ 35.900538] [<00000000017d1bef>] __might_sleep+0x95/0x1a0 [ 35.900544] [<000000005ff92623>] mmput+0x28/0x370 [ 35.900553] [<0000000088b13290>] handle_lmk_event+0xea/0x8a0 [ 35.900561] [<00000000dad6dfde>] lowmem_scan+0x695/0xb50 [ 35.900571] [<00000000f8664140>] shrink_slab.part.0+0x3cf/0xa20 [ 35.900579] [<00000000b5d60c58>] ? unregister_shrinker+0x230/0x230 [ 35.900587] [<000000001a883b7a>] shrink_node+0x1ed/0x750 [ 35.900596] [<000000002ab8a4d7>] ? shrink_node_memcg.isra.0+0x1360/0x1360 [ 35.900605] [<0000000020578a4a>] ? __delayacct_freepages_start+0x41/0x80 [ 35.900613] [<0000000001ed21e1>] try_to_free_pages+0x397/0xbd0 [ 35.900620] [<0000000039a62566>] ? shrink_node+0x750/0x750 [ 35.900628] [<00000000958ffbdf>] __alloc_pages_nodemask+0x930/0x1a80 [ 35.900636] [<00000000cf09aa8b>] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 35.900645] [<0000000004433aea>] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 35.900654] [<000000008e52a8e2>] ? retint_kernel+0x2d/0x2d [ 35.900662] [<00000000b1083f6e>] __vmalloc_node_range+0x25b/0x610 [ 35.900670] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 35.900677] [<00000000234f0d78>] vmalloc+0x5c/0x70 [ 35.900684] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 35.900691] [<00000000a428be49>] xt_alloc_table_info+0xc8/0x100 [ 35.900699] [<000000000ecf268c>] do_replace.isra.0+0x111/0x480 [ 35.900707] [<00000000100a8fca>] ? compat_do_replace.isra.0+0x4e0/0x4e0 [ 35.900715] [<000000003f11d311>] ? mutex_unlock+0x9/0x10 [ 35.900722] [<0000000057e27fd9>] ? __cap_capable+0x182/0x1d0 [ 35.900731] [<000000004ff7e2a1>] ? ns_capable_common+0x12c/0x160 [ 35.900738] [<000000001a52baed>] do_arpt_set_ctl+0x108/0x150 [ 35.900747] [<00000000c7860754>] nf_setsockopt+0x6d/0xc0 [ 35.900755] [<00000000e2fca615>] ip_setsockopt+0x8a/0xa0 [ 35.900763] [<0000000045f7365e>] tcp_setsockopt+0x8a/0xe0 [ 35.900772] [<000000004e931b79>] sock_common_setsockopt+0x9a/0xe0 [ 35.900780] [<000000002bcc3038>] SyS_setsockopt+0x159/0x240 [ 35.900788] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 35.900796] [<00000000ef728f5e>] ? __do_page_fault+0x545/0xa60 [ 35.900804] [<00000000ff07fbf8>] ? bad_area_access_error+0x3d0/0x3d0 [ 35.900810] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 35.900816] [<0000000060e2648b>] do_syscall_64+0x1ad/0x5c0 [ 35.900823] [<00000000e23ab8e3>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 35.957700] oom_reaper: reaped process 2064 (syz-executor155), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 35.972443] syz-executor155 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 35.972452] CPU: 0 PID: 2068 Comm: syz-executor155 Tainted: G W 4.9.184+ #6 [ 35.972469] ffff8801ce4c76a8 ffffffff81b580a1 ffff8801ce4c7a00 ffffffff833f0b30 [ 35.972479] 00000000000003e8 ffff8801ce4c7a18 0000000000000000 ffff8801ce4c7728 [ 35.972488] ffffffff815055db 0000000000000000 00000000000003e8 ffffffff8281a285 [ 35.972496] Call Trace: [ 35.972510] [<00000000f0219cd0>] dump_stack+0xc1/0x120 [ 35.972521] [<00000000ed28975a>] dump_header.isra.0+0x142/0x74c [ 35.972530] [<000000006522dbd9>] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 35.972538] [<000000007fb44879>] ? ___ratelimit+0x55/0x413 [ 35.972546] [<00000000665b1d10>] oom_kill_process.cold+0xd/0xa74 [ 35.972556] [<00000000018b5ace>] ? has_capability_noaudit+0x25/0x30 [ 35.972565] [<0000000024cb4ef4>] ? oom_badness.part.0+0x11d/0x600 [ 35.972572] [<00000000c7aa50b7>] ? oom_badness.part.0+0x12f/0x600 [ 35.972580] [<0000000082407d33>] ? out_of_memory+0x6bc/0xeb0 [ 35.972587] [<00000000996faf5f>] out_of_memory+0x29b/0xeb0 [ 35.972594] [<000000006db2c10d>] ? out_of_memory+0x405/0xeb0 [ 35.972601] [<00000000cd11c2da>] ? oom_killer_disable+0x210/0x210 [ 35.972608] [<00000000ab2e772c>] ? trace_hardirqs_on+0xd/0x10 [ 35.972620] [<000000002a8f2e72>] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 35.972628] [<0000000057a6167b>] __alloc_pages_nodemask+0x1730/0x1a80 [ 35.972636] [<00000000cf09aa8b>] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 35.972645] [<0000000004433aea>] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 35.972653] [<000000008e52a8e2>] ? retint_kernel+0x2d/0x2d [ 35.972662] [<00000000b1083f6e>] __vmalloc_node_range+0x25b/0x610 [ 35.972671] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 35.972678] [<00000000234f0d78>] vmalloc+0x5c/0x70 [ 35.972686] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 35.972693] [<00000000a428be49>] xt_alloc_table_info+0xc8/0x100 [ 35.972701] [<000000000ecf268c>] do_replace.isra.0+0x111/0x480 [ 35.972709] [<00000000100a8fca>] ? compat_do_replace.isra.0+0x4e0/0x4e0 [ 35.972722] [<000000003f11d311>] ? mutex_unlock+0x9/0x10 [ 35.972730] [<0000000057e27fd9>] ? __cap_capable+0x182/0x1d0 [ 35.972738] [<000000004ff7e2a1>] ? ns_capable_common+0x12c/0x160 [ 35.972746] [<000000001a52baed>] do_arpt_set_ctl+0x108/0x150 [ 35.972755] [<00000000c7860754>] nf_setsockopt+0x6d/0xc0 [ 35.972764] [<00000000e2fca615>] ip_setsockopt+0x8a/0xa0 [ 35.972771] [<0000000045f7365e>] tcp_setsockopt+0x8a/0xe0 [ 35.972781] [<000000004e931b79>] sock_common_setsockopt+0x9a/0xe0 [ 35.972789] [<000000002bcc3038>] SyS_setsockopt+0x159/0x240 [ 35.972796] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 35.972804] [<00000000ef728f5e>] ? __do_page_fault+0x545/0xa60 [ 35.972812] [<00000000ff07fbf8>] ? bad_area_access_error+0x3d0/0x3d0 [ 35.972819] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 35.972825] [<0000000060e2648b>] do_syscall_64+0x1ad/0x5c0 [ 35.972833] [<00000000e23ab8e3>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 35.972939] Mem-Info: [ 35.972956] active_anon:3619 inactive_anon:40 isolated_anon:0 [ 35.972956] active_file:13 inactive_file:51 isolated_file:0 [ 35.972956] unevictable:0 dirty:0 writeback:0 unstable:0 [ 35.972956] slab_reclaimable:4253 slab_unreclaimable:56715 [ 35.972956] mapped:37 shmem:48 pagetables:357 bounce:0 [ 35.972956] free:6029 free_pcp:68 free_cma:0 [ 35.972970] Node 0 active_anon:14476kB inactive_anon:160kB active_file:52kB inactive_file:204kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:148kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:29 all_unreclaimable? no [ 35.972988] 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 [ 35.973012] Normal free:5504kB min:5580kB low:9168kB high:12756kB active_anon:14476kB inactive_anon:160kB active_file:52kB inactive_file:204kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17012kB slab_unreclaimable:226860kB kernel_stack:3424kB pagetables:1428kB bounce:0kB free_pcp:152kB local_pcp:152kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 35.973060] DMA32: 2*4kB (UM) 2*8kB (UM) 1*16kB (U) 1*32kB (U) 2*64kB (UM) 2*128kB (M) 3*256kB (UM) 0*512kB 1*1024kB (M) 0*2048kB 4*4096kB (U) = 18632kB Normal: 435*4kB (UM) 105*8kB (UM) 68*16kB (UM) 44*32kB (UM) 7*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5524kB 131 total pagecache pages [ 35.973099] 0 pages in swap cache [ 35.973103] Swap cache stats: add 0, delete 0, find 0/0 [ 35.973105] Free swap = 0kB [ 35.973106] Total swap = 0kB [ 35.973109] 1965979 pages RAM [ 35.973115] 0 pages HighMem/MovableOnly [ 35.973117] 313625 pages reserved [ 35.973119] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 35.973133] [ 470] 0 470 5402 190 16 3 0 -1000 udevd [ 35.973142] [ 585] 0 585 5746 537 16 3 0 -1000 udevd [ 35.973151] [ 586] 0 586 5383 178 15 3 0 -1000 udevd [ 35.973160] [ 1763] 0 1763 2492 573 8 3 0 0 dhclient [ 35.973169] [ 1896] 0 1896 14264 108 23 4 0 0 rsyslogd [ 35.973177] [ 1951] 0 1951 3735 45 11 3 0 0 mcstransd [ 35.973186] [ 1953] 0 1953 4724 51 16 3 0 0 cron [ 35.973195] [ 1971] 0 1971 12926 1227 26 3 0 0 restorecond [ 35.973204] [ 1997] 0 1997 12489 152 27 3 0 -1000 sshd [ 35.973212] [ 2027] 0 2027 3648 38 12 3 0 0 getty [ 35.973221] [ 2046] 0 2046 3648 43 13 3 0 0 getty [ 35.973230] [ 2047] 0 2047 3648 43 13 3 0 0 getty [ 35.973238] [ 2048] 0 2048 3648 44 13 3 0 0 getty [ 35.973247] [ 2049] 0 2049 3648 42 13 3 0 0 getty [ 35.973256] [ 2050] 0 2050 3648 43 13 3 0 0 getty [ 35.973264] [ 2051] 0 2051 3648 41 13 3 0 0 getty [ 35.973273] [ 2052] 0 2052 17820 197 40 3 0 0 sshd [ 35.973281] [ 2054] 0 2054 4380 1 4 2 0 0 syz-executor155 [ 35.973290] [ 2055] 0 2055 4380 10 4 2 0 0 syz-executor155 [ 35.973303] [ 2056] 0 2056 4380 10 4 2 0 0 syz-executor155 [ 35.973312] [ 2058] 0 2058 4380 10 4 2 0 0 syz-executor155 [ 35.973320] [ 2059] 0 2059 4380 10 4 2 0 0 syz-executor155 [ 35.973329] [ 2060] 0 2060 4380 10 4 2 0 0 syz-executor155 [ 35.973338] [ 2061] 0 2061 4380 10 4 2 0 0 syz-executor155 [ 35.973347] [ 2064] 0 2064 4380 0 5 2 0 1000 syz-executor155 [ 35.973355] [ 2065] 0 2065 4380 10 5 2 0 1000 syz-executor155 [ 35.973367] [ 2066] 0 2066 4380 10 5 2 0 1000 syz-executor155 [ 35.973375] [ 2067] 0 2067 4380 10 5 2 0 1000 syz-executor155 [ 35.973384] [ 2068] 0 2068 4380 10 5 2 0 1000 syz-executor155 [ 35.973393] [ 2069] 0 2069 4380 10 5 2 0 1000 syz-executor155 [ 35.973398] Out of memory: Kill process 2065 (syz-executor155) score 999 or sacrifice child [ 35.973423] Killed process 2065 (syz-executor155) total-vm:17520kB, anon-rss:40kB, file-rss:0kB, shmem-rss:0kB [ 35.983669] syz-executor155: vmalloc: allocation failure, allocated 873828352 of 4278198272 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 35.983678] CPU: 0 PID: 2065 Comm: syz-executor155 Tainted: G W 4.9.184+ #6 [ 35.983694] ffff8801c3a4f980 ffffffff81b580a1 1ffff10038749f32 dffffc0000000000 [ 35.983704] ffffffff82aaa940 0000000000000000 0000000000400000 ffff8801c3a4faa8 [ 35.983714] ffffffff81506893 0000000041b58ab3 ffffffff82e3a0f8 ffffffff81430460 [ 35.983716] Call Trace: [ 35.983729] [<00000000f0219cd0>] dump_stack+0xc1/0x120 [ 35.983739] [<00000000896f1898>] warn_alloc.cold+0x76/0x93 [ 35.983749] [<00000000d03322b5>] ? zone_watermark_ok_safe+0x260/0x260 [ 35.983758] [<0000000004433aea>] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 35.983768] [<000000004bb7b253>] __vmalloc_node_range+0x3ff/0x610 [ 35.983777] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 35.983784] [<00000000234f0d78>] vmalloc+0x5c/0x70 [ 35.983792] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 35.983799] [<00000000a428be49>] xt_alloc_table_info+0xc8/0x100 [ 35.983807] [<000000000ecf268c>] do_replace.isra.0+0x111/0x480 [ 35.983814] [<00000000100a8fca>] ? compat_do_replace.isra.0+0x4e0/0x4e0 [ 35.983823] [<0000000081d49573>] ? __mutex_unlock_slowpath+0x25c/0x3e0 [ 35.983830] [<0000000057e27fd9>] ? __cap_capable+0x182/0x1d0 [ 35.983840] [<000000004ff7e2a1>] ? ns_capable_common+0x12c/0x160 [ 35.983847] [<000000001a52baed>] do_arpt_set_ctl+0x108/0x150 [ 35.983856] [<00000000c7860754>] nf_setsockopt+0x6d/0xc0 [ 35.983864] [<00000000e2fca615>] ip_setsockopt+0x8a/0xa0 [ 35.983871] [<0000000045f7365e>] tcp_setsockopt+0x8a/0xe0 [ 35.983880] [<000000004e931b79>] sock_common_setsockopt+0x9a/0xe0 [ 35.983888] [<000000002bcc3038>] SyS_setsockopt+0x159/0x240 [ 35.983895] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 35.983903] [<00000000ef728f5e>] ? __do_page_fault+0x545/0xa60 [ 35.983910] [<00000000898d631f>] ? do_syscall_64+0x4a/0x5c0 [ 35.983916] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 35.983923] [<0000000060e2648b>] do_syscall_64+0x1ad/0x5c0 [ 35.983931] [<00000000e23ab8e3>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 35.983935] Mem-Info: [ 35.983952] active_anon:3619 inactive_anon:40 isolated_anon:0 [ 35.983952] active_file:13 inactive_file:51 isolated_file:0 [ 35.983952] unevictable:0 dirty:0 writeback:0 unstable:0 [ 35.983952] slab_reclaimable:4253 slab_unreclaimable:56715 [ 35.983952] mapped:37 shmem:48 pagetables:357 bounce:0 [ 35.983952] free:21 free_pcp:0 free_cma:0 [ 35.983965] Node 0 active_anon:14476kB inactive_anon:160kB active_file:52kB inactive_file:204kB 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 [ 35.983983] DMA32 free:8kB 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 [ 35.984007] Normal free:76kB min:5580kB low:9168kB high:12756kB active_anon:14476kB inactive_anon:160kB active_file:52kB inactive_file:204kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17012kB slab_unreclaimable:226860kB kernel_stack:3424kB pagetables:1428kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 35.984043] 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 [ 35.984075] 0 pages in swap cache [ 35.984079] Swap cache stats: add 0, delete 0, find 0/0 [ 35.984081] Free swap = 0kB [ 35.984083] Total swap = 0kB [ 35.984085] 1965979 pages RAM [ 35.984087] 0 pages HighMem/MovableOnly [ 35.984089] 313625 pages reserved [ 35.987847] oom_reaper: reaped process 2065 (syz-executor155), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 36.022231] syz-executor155: vmalloc: allocation failure, allocated 1081655296 of 4278198272 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 36.022241] CPU: 0 PID: 2064 Comm: syz-executor155 Tainted: G W 4.9.184+ #6 [ 36.022256] ffff8801ce4a7980 ffffffff81b580a1 1ffff10039c94f32 dffffc0000000000 [ 36.022266] ffffffff82aaa940 0000000000000000 0000000000400000 ffff8801ce4a7aa8 [ 36.022276] ffffffff81506893 0000000041b58ab3 ffffffff82e3a0f8 ffffffff81430460 [ 36.022278] Call Trace: [ 36.022293] [<00000000f0219cd0>] dump_stack+0xc1/0x120 [ 36.022302] [<00000000896f1898>] warn_alloc.cold+0x76/0x93 [ 36.022312] [<00000000d03322b5>] ? zone_watermark_ok_safe+0x260/0x260 [ 36.022322] [<000000008e52a8e2>] ? retint_kernel+0x2d/0x2d [ 36.022332] [<000000004bb7b253>] __vmalloc_node_range+0x3ff/0x610 [ 36.022342] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 36.022349] [<00000000234f0d78>] vmalloc+0x5c/0x70 [ 36.022357] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 36.022365] [<00000000a428be49>] xt_alloc_table_info+0xc8/0x100 [ 36.022374] [<000000000ecf268c>] do_replace.isra.0+0x111/0x480 [ 36.022381] [<00000000100a8fca>] ? compat_do_replace.isra.0+0x4e0/0x4e0 [ 36.022390] [<0000000081d49573>] ? __mutex_unlock_slowpath+0x25c/0x3e0 [ 36.022398] [<0000000057e27fd9>] ? __cap_capable+0x182/0x1d0 [ 36.022408] [<000000004ff7e2a1>] ? ns_capable_common+0x12c/0x160 [ 36.022415] [<000000001a52baed>] do_arpt_set_ctl+0x108/0x150 [ 36.022424] [<00000000c7860754>] nf_setsockopt+0x6d/0xc0 [ 36.022431] [<00000000e2fca615>] ip_setsockopt+0x8a/0xa0 [ 36.022439] [<0000000045f7365e>] tcp_setsockopt+0x8a/0xe0 [ 36.022449] [<000000004e931b79>] sock_common_setsockopt+0x9a/0xe0 [ 36.022456] [<000000002bcc3038>] SyS_setsockopt+0x159/0x240 [ 36.022463] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 36.022472] [<00000000ef728f5e>] ? __do_page_fault+0x545/0xa60 [ 36.022479] [<00000000898d631f>] ? do_syscall_64+0x4a/0x5c0 [ 36.022486] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 36.022500] [<0000000060e2648b>] do_syscall_64+0x1ad/0x5c0 [ 36.022509] [<00000000e23ab8e3>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 36.022512] Mem-Info: [ 36.022530] active_anon:3619 inactive_anon:40 isolated_anon:0 [ 36.022530] active_file:13 inactive_file:25 isolated_file:0 [ 36.022530] unevictable:0 dirty:0 writeback:0 unstable:0 [ 36.022530] slab_reclaimable:4253 slab_unreclaimable:56715 [ 36.022530] mapped:37 shmem:48 pagetables:357 bounce:0 [ 36.022530] free:2 free_pcp:21 free_cma:0 [ 36.022542] Node 0 active_anon:14476kB inactive_anon:160kB active_file:52kB inactive_file:100kB 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 [ 36.022560] DMA32 free:8kB 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 [ 36.022584] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:14476kB inactive_anon:160kB active_file:52kB inactive_file:100kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17012kB slab_unreclaimable:226860kB kernel_stack:3424kB pagetables:1428kB bounce:0kB free_pcp:84kB local_pcp:52kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 36.022619] 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 106 total pagecache pages [ 36.022651] 0 pages in swap cache [ 36.022654] Swap cache stats: add 0, delete 0, find 0/0 [ 36.022656] Free swap = 0kB [ 36.022658] Total swap = 0kB [ 36.022660] 1965979 pages RAM [ 36.022662] 0 pages HighMem/MovableOnly [ 36.022664] 313625 pages reserved [ 36.608060] lowmemorykiller: Killing 'syz-executor155' (2066) (tgid 2066), adj 1000, [ 36.608060] to free 40kB on behalf of 'syz-executor155' (2071) because [ 36.608060] cache 2224kB is below limit 6144kB for oom_score_adj 0 [ 36.608060] Free memory is -13364kB above reserved [ 36.677730] oom_reaper: reaped process 2066 (syz-executor155), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 36.707584] syz-executor155 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 36.707618] CPU: 1 PID: 2070 Comm: syz-executor155 Tainted: G W 4.9.184+ #6 [ 36.707635] ffff8800545e76a8 ffffffff81b580a1 ffff8800545e7a00 ffffffff833f0b30 [ 36.707645] 00000000000003e8 ffff8800545e7a18 0000000000000000 ffff8800545e7728 [ 36.707654] ffffffff815055db 0000000000000000 00000000000003e8 ffffffff8281a285 [ 36.707656] Call Trace: [ 36.707671] [<00000000f0219cd0>] dump_stack+0xc1/0x120 [ 36.707681] [<00000000ed28975a>] dump_header.isra.0+0x142/0x74c [ 36.707690] [<000000006522dbd9>] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 36.707699] [<000000007fb44879>] ? ___ratelimit+0x55/0x413 [ 36.707707] [<00000000665b1d10>] oom_kill_process.cold+0xd/0xa74 [ 36.707716] [<00000000adf668a4>] ? rcu_read_unlock_special+0x6cb/0xb30 [ 36.707725] [<00000000018b5ace>] ? has_capability_noaudit+0x25/0x30 [ 36.707735] [<0000000082407d33>] ? out_of_memory+0x6bc/0xeb0 [ 36.707742] [<00000000996faf5f>] out_of_memory+0x29b/0xeb0 [ 36.707750] [<000000006db2c10d>] ? out_of_memory+0x405/0xeb0 [ 36.707758] [<00000000cd11c2da>] ? oom_killer_disable+0x210/0x210 [ 36.707766] [<00000000ab2e772c>] ? trace_hardirqs_on+0xd/0x10 [ 36.707773] [<000000002a8f2e72>] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 36.707780] [<0000000057a6167b>] __alloc_pages_nodemask+0x1730/0x1a80 [ 36.707788] [<00000000cf09aa8b>] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 36.707797] [<0000000004433aea>] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 36.707804] [<000000008e52a8e2>] ? retint_kernel+0x2d/0x2d [ 36.707813] [<00000000b1083f6e>] __vmalloc_node_range+0x25b/0x610 [ 36.707823] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 36.707830] [<00000000234f0d78>] vmalloc+0x5c/0x70 [ 36.707837] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 36.707845] [<00000000a428be49>] xt_alloc_table_info+0xc8/0x100 [ 36.707853] [<000000000ecf268c>] do_replace.isra.0+0x111/0x480 [ 36.707860] [<00000000100a8fca>] ? compat_do_replace.isra.0+0x4e0/0x4e0 [ 36.707869] [<000000003f11d311>] ? mutex_unlock+0x9/0x10 [ 36.707876] [<0000000057e27fd9>] ? __cap_capable+0x182/0x1d0 [ 36.707885] [<000000004ff7e2a1>] ? ns_capable_common+0x12c/0x160 [ 36.707892] [<000000001a52baed>] do_arpt_set_ctl+0x108/0x150 [ 36.707901] [<00000000c7860754>] nf_setsockopt+0x6d/0xc0 [ 36.707909] [<00000000e2fca615>] ip_setsockopt+0x8a/0xa0 [ 36.707916] [<0000000045f7365e>] tcp_setsockopt+0x8a/0xe0 [ 36.707930] [<000000004e931b79>] sock_common_setsockopt+0x9a/0xe0 [ 36.707938] [<000000002bcc3038>] SyS_setsockopt+0x159/0x240 [ 36.707946] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 36.707954] [<00000000ef728f5e>] ? __do_page_fault+0x545/0xa60 [ 36.707962] [<00000000ff07fbf8>] ? bad_area_access_error+0x3d0/0x3d0 [ 36.707969] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 36.707975] [<0000000060e2648b>] do_syscall_64+0x1ad/0x5c0 [ 36.707983] [<00000000e23ab8e3>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 36.708035] Mem-Info: [ 36.708053] active_anon:3613 inactive_anon:40 isolated_anon:0 [ 36.708053] active_file:5 inactive_file:30 isolated_file:0 [ 36.708053] unevictable:0 dirty:0 writeback:0 unstable:0 [ 36.708053] slab_reclaimable:4254 slab_unreclaimable:56723 [ 36.708053] mapped:15 shmem:48 pagetables:357 bounce:0 [ 36.708053] free:6042 free_pcp:64 free_cma:0 [ 36.708066] Node 0 active_anon:14452kB inactive_anon:160kB active_file:20kB inactive_file:120kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:60kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 36.708084] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:32kB inactive_anon:0kB active_file:0kB inactive_file:96kB unevictable:0kB writepending:0kB present:3145324kB managed:3020100kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:32kB kernel_stack:64kB pagetables:20kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 36.708110] Normal free:5492kB min:5580kB low:9168kB high:12756kB active_anon:14420kB inactive_anon:160kB active_file:68kB inactive_file:24kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17016kB slab_unreclaimable:226860kB kernel_stack:3360kB pagetables:1408kB bounce:0kB free_pcp:136kB local_pcp:136kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 36.708159] DMA32: 8*4kB (UM) 5*8kB (UM) 4*16kB (UM) 2*32kB (M) 6*64kB (M) 4*128kB (UM) 13*256kB (UM) 2*512kB (U) 1*1024kB (U) 0*2048kB 3*4096kB (U) = 18760kB Normal: 381*4kB (UM) 112*8kB (M) 62*16kB (M) 36*32kB (M) 16*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5588kB 110 total pagecache pages [ 36.708199] 0 pages in swap cache [ 36.708203] Swap cache stats: add 0, delete 0, find 0/0 [ 36.708206] Free swap = 0kB [ 36.708207] Total swap = 0kB [ 36.708210] 1965979 pages RAM [ 36.708211] 0 pages HighMem/MovableOnly [ 36.708213] 313625 pages reserved [ 36.708216] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 36.708230] [ 470] 0 470 5402 190 16 3 0 -1000 udevd [ 36.708239] [ 585] 0 585 5746 537 16 3 0 -1000 udevd [ 36.708248] [ 586] 0 586 5383 178 15 3 0 -1000 udevd [ 36.708257] [ 1763] 0 1763 2492 573 8 3 0 0 dhclient [ 36.708266] [ 1896] 0 1896 14264 108 23 4 0 0 rsyslogd [ 36.708275] [ 1951] 0 1951 3735 45 11 3 0 0 mcstransd [ 36.708284] [ 1953] 0 1953 4724 51 16 3 0 0 cron [ 36.708293] [ 1971] 0 1971 12926 1227 26 3 0 0 restorecond [ 36.708307] [ 1997] 0 1997 12489 152 27 3 0 -1000 sshd [ 36.708356] [ 2027] 0 2027 3648 38 12 3 0 0 getty [ 36.708365] [ 2046] 0 2046 3648 43 13 3 0 0 getty [ 36.708374] [ 2047] 0 2047 3648 43 13 3 0 0 getty [ 36.708382] [ 2048] 0 2048 3648 44 13 3 0 0 getty [ 36.708391] [ 2049] 0 2049 3648 42 13 3 0 0 getty [ 36.708400] [ 2050] 0 2050 3648 43 13 3 0 0 getty [ 36.708408] [ 2051] 0 2051 3648 41 13 3 0 0 getty [ 36.708417] [ 2052] 0 2052 17820 198 40 3 0 0 sshd [ 36.708426] [ 2054] 0 2054 4380 1 4 2 0 0 syz-executor155 [ 36.708435] [ 2055] 0 2055 4380 10 4 2 0 0 syz-executor155 [ 36.708444] [ 2056] 0 2056 4380 10 4 2 0 0 syz-executor155 [ 36.708452] [ 2058] 0 2058 4380 10 4 2 0 0 syz-executor155 [ 36.708461] [ 2059] 0 2059 4380 10 4 2 0 0 syz-executor155 [ 36.708470] [ 2060] 0 2060 4380 10 4 2 0 0 syz-executor155 [ 36.708479] [ 2061] 0 2061 4380 10 4 2 0 0 syz-executor155 [ 36.708487] [ 2066] 0 2066 4380 0 5 2 0 1000 syz-executor155 [ 36.708496] [ 2067] 0 2067 4380 10 5 2 0 1000 syz-executor155 [ 36.708505] [ 2068] 0 2068 4380 10 5 2 0 1000 syz-executor155 [ 36.708514] [ 2069] 0 2069 4380 10 5 2 0 1000 syz-executor155 [ 36.708523] [ 2070] 0 2070 4380 10 5 2 0 1000 syz-executor155 [ 36.708532] [ 2071] 0 2071 4380 10 5 2 0 1000 syz-executor155 [ 36.708538] Out of memory: Kill process 2067 (syz-executor155) score 999 or sacrifice child [ 36.708551] Killed process 2067 (syz-executor155) total-vm:17520kB, anon-rss:40kB, file-rss:0kB, shmem-rss:0kB [ 36.728864] oom_reaper: reaped process 2067 (syz-executor155), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 36.731689] syz-executor155 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 36.731699] CPU: 1 PID: 2070 Comm: syz-executor155 Tainted: G W 4.9.184+ #6 [ 36.731715] ffff8800545e76a8 ffffffff81b580a1 ffff8800545e7a00 ffffffff833f0b30 [ 36.731725] 00000000000003e8 ffff8800545e7a18 0000000000000000 ffff8800545e7728 [ 36.731734] ffffffff815055db 0000000000000000 00000000000003e8 ffffffff8281a285 [ 36.731736] Call Trace: [ 36.731751] [<00000000f0219cd0>] dump_stack+0xc1/0x120 [ 36.731761] [<00000000ed28975a>] dump_header.isra.0+0x142/0x74c [ 36.731771] [<000000006522dbd9>] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 36.731779] [<000000007fb44879>] ? ___ratelimit+0x55/0x413 [ 36.731788] [<00000000665b1d10>] oom_kill_process.cold+0xd/0xa74 [ 36.731797] [<00000000018b5ace>] ? has_capability_noaudit+0x25/0x30 [ 36.731807] [<0000000024cb4ef4>] ? oom_badness.part.0+0x11d/0x600 [ 36.731815] [<00000000c7aa50b7>] ? oom_badness.part.0+0x12f/0x600 [ 36.731822] [<0000000082407d33>] ? out_of_memory+0x6bc/0xeb0 [ 36.731830] [<00000000996faf5f>] out_of_memory+0x29b/0xeb0 [ 36.731837] [<000000006db2c10d>] ? out_of_memory+0x405/0xeb0 [ 36.731846] [<00000000cd11c2da>] ? oom_killer_disable+0x210/0x210 [ 36.731853] [<00000000ab2e772c>] ? trace_hardirqs_on+0xd/0x10 [ 36.731861] [<000000002a8f2e72>] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 36.731868] [<0000000057a6167b>] __alloc_pages_nodemask+0x1730/0x1a80 [ 36.731876] [<00000000cf09aa8b>] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 36.731884] [<0000000004433aea>] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 36.731892] [<000000008e52a8e2>] ? retint_kernel+0x2d/0x2d [ 36.731901] [<00000000b1083f6e>] __vmalloc_node_range+0x25b/0x610 [ 36.731910] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 36.731917] [<00000000234f0d78>] vmalloc+0x5c/0x70 [ 36.731925] [<00000000a428be49>] ? xt_alloc_table_info+0xc8/0x100 [ 36.731932] [<00000000a428be49>] xt_alloc_table_info+0xc8/0x100 [ 36.731940] [<000000000ecf268c>] do_replace.isra.0+0x111/0x480 [ 36.731948] [<00000000100a8fca>] ? compat_do_replace.isra.0+0x4e0/0x4e0 [ 36.731956] [<000000003f11d311>] ? mutex_unlock+0x9/0x10 [ 36.731969] [<0000000057e27fd9>] ? __cap_capable+0x182/0x1d0 [ 36.731978] [<000000004ff7e2a1>] ? ns_capable_common+0x12c/0x160 [ 36.731985] [<000000001a52baed>] do_arpt_set_ctl+0x108/0x150 [ 36.732001] [<00000000c7860754>] nf_setsockopt+0x6d/0xc0 [ 36.732008] [<00000000e2fca615>] ip_setsockopt+0x8a/0xa0 [ 36.732015] [<0000000045f7365e>] tcp_setsockopt+0x8a/0xe0 [ 36.732025] [<000000004e931b79>] sock_common_setsockopt+0x9a/0xe0 [ 36.732032] [<000000002bcc3038>] SyS_setsockopt+0x159/0x240 [ 36.732040] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 36.732048] [<00000000ef728f5e>] ? __do_page_fault+0x545/0xa60 [ 36.732056] [<00000000ff07fbf8>] ? bad_area_access_error+0x3d0/0x3d0 [ 36.732063] [<0000000074712142>] ? SyS_recv+0x40/0x40 [ 36.732070] [<0000000060e2648b>] do_syscall_64+0x1ad/0x5c0 [ 36.732078] [<00000000e23ab8e3>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 36.733270] Mem-Info: [ 36.733288] active_anon:3605 inactive_anon:40 isolated_anon:0 [ 36.733288] active_file:5 inactive_file:30 isolated_file:0 [ 36.733288] unevictable:0 dirty:0 writeback:0 unstable:0 [ 36.733288] slab_reclaimable:4254 slab_unreclaimable:56723 [ 36.733288] mapped:15 shmem:48 pagetables:357 bounce:0 [ 36.733288] free:588 free_pcp:17 free_cma:0 [ 36.733302] Node 0 active_anon:14420kB inactive_anon:160kB active_file:20kB inactive_file:120kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:60kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 36.733321] DMA32 free:2372kB min:4696kB low:7712kB high:10728kB active_anon:32kB inactive_anon:0kB active_file:0kB inactive_file:96kB unevictable:0kB writepending:0kB present:3145324kB managed:3020100kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:32kB kernel_stack:64kB pagetables:20kB bounce:0kB free_pcp:40kB local_pcp:40kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 36.733346] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:14388kB inactive_anon:160kB active_file:68kB inactive_file:24kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17016kB slab_unreclaimable:226860kB kernel_stack:3360kB pagetables:1408kB bounce:0kB free_pcp:28kB local_pcp:28kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 36.733393] DMA32: 8*4kB (M) 5*8kB (UM) 4*16kB (UM) 2*32kB (M) 7*64kB (UM) 4*128kB (UM) 3*256kB (M) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 2440kB Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB 110 total pagecache pages [ 36.733424] 0 pages in swap cache [ 36.733428] Swap cache stats: add 0, delete 0, find 0/0 [ 36.733430] Free swap = 0kB [ 36.733432] Total swap = 0kB [ 36.733434] 1965979 pages RAM [ 36.733436] 0 pages HighMem/MovableOnly [ 36.733438] 313625 pages reserved [ 36.733440] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 36.733455] [ 470] 0 470 5402 190 16 3 0 -1000 udevd [ 36.733465] [ 585] 0 585 5746 537 16 3 0 -1000 udevd [ 36.733474] [ 586] 0 586 5383 178 15 3 0 -1000 udevd [ 36.733482] [ 1763] 0 1763 2492 573 8 3 0 0 dhclient [ 36.733491] [ 1896] 0 1896 14264 108 23 4 0 0 rsyslogd [ 36.733500] [ 1951] 0 1951 3735 45 11 3 0 0 mcstransd [ 36.733509] [ 1953] 0 1953 4724 51 16 3 0 0 cron