lowmemorykiller: Killing 'syz-executor.5' (478) (tgid 478), adj 1000, to free 52040kB on behalf of 'udevd' (2933) because cache 21688kB is below limit 65536kB for oom_score_adj 12 Free memory is 37928kB above reserved BUG: Bad rss-counter state mm:ffff88019d19cd00 idx:0 val:1536 lowmemorykiller: Killing 'syz-executor.0' (744) (tgid 744), adj 1000, to free 52252kB on behalf of 'kswapd0' (33) because cache 27704kB is below limit 65536kB for oom_score_adj 12 Free memory is -9912kB above reserved lowmemorykiller: Killing 'syz-executor.3' (737) (tgid 716), adj 1000, to free 52236kB on behalf of 'kswapd0' (33) because cache 27772kB is below limit 65536kB for oom_score_adj 12 Free memory is -2776kB above reserved lowmemorykiller: Killing 'syz-executor.3' (749) (tgid 749), adj 1000, to free 52236kB on behalf of 'kswapd0' (33) because cache 24600kB is below limit 65536kB for oom_score_adj 12 Free memory is -60kB above reserved lowmemorykiller: Killing 'syz-executor.0' (751) (tgid 751), adj 1000, to free 52156kB on behalf of 'kswapd0' (33) because cache 20576kB is below limit 65536kB for oom_score_adj 12 Free memory is 28584kB above reserved lowmemorykiller: Killing 'syz-executor.2' (739) (tgid 739), adj 1000, to free 52088kB on behalf of 'kswapd0' (33) because cache 12064kB is below limit 65536kB for oom_score_adj 12 Free memory is 23620kB above reserved lowmemorykiller: Killing 'syz-executor.3' (761) (tgid 761), adj 1000, to free 52152kB on behalf of 'kswapd0' (33) because cache 14468kB is below limit 16384kB for oom_score_adj 6 Free memory is -956kB above reserved lowmemorykiller: Killing 'syz-executor.3' (775) (tgid 761), adj 1000, to free 52188kB on behalf of 'kswapd0' (33) because cache 16008kB is below limit 16384kB for oom_score_adj 6 Free memory is 1532kB above reserved lowmemorykiller: Killing 'syz-executor.3' (776) (tgid 776), adj 1000, to free 52188kB on behalf of 'kswapd0' (33) because cache 17580kB is below limit 65536kB for oom_score_adj 12 Free memory is -5880kB above reserved lowmemorykiller: Killing 'syz-executor.1' (782) (tgid 771), adj 1000, to free 52172kB on behalf of 'udevd' (542) because cache 17728kB is below limit 65536kB for oom_score_adj 12 Free memory is -8320kB above reserved syz-executor.5 invoked oom-killer: gfp_mask=0x27080c0(GFP_KERNEL_ACCOUNT|__GFP_ZERO|__GFP_NOTRACK), nodemask=0, order=3, oom_score_adj=1000 CPU: 0 PID: 805 Comm: syz-executor.5 Not tainted 4.9.141+ #23 ffff88001f31f7c0 ffffffff81b42e79 ffff88001f31fb80 ffffffff833e92b0 00000000000003e8 ffff88001f31fb98 0000000000000003 ffff88001f31f840 ffffffff814fb526 0000000000000003 00000000000003e8 ffffffff82816fa5 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] dump_header.isra.4+0x142/0x747 mm/oom_kill.c:417 [] oom_kill_process.cold.10+0xd/0xa6e mm/oom_kill.c:852 [] out_of_memory+0x292/0xe90 mm/oom_kill.c:1061 [] __alloc_pages_may_oom mm/page_alloc.c:3135 [inline] [] __alloc_pages_slowpath mm/page_alloc.c:3751 [inline] [] __alloc_pages_nodemask+0x18ee/0x1bd0 mm/page_alloc.c:3862 [] __alloc_pages include/linux/gfp.h:433 [inline] [] __alloc_pages_node include/linux/gfp.h:446 [inline] [] alloc_pages_node include/linux/gfp.h:460 [inline] [] alloc_thread_stack_node kernel/fork.c:212 [inline] [] dup_task_struct kernel/fork.c:492 [inline] [] copy_process.part.8+0x280/0x6a10 kernel/fork.c:1534 [] copy_process kernel/fork.c:1505 [inline] [] _do_fork+0x1b2/0xd30 kernel/fork.c:1972 [] SYSC_clone kernel/fork.c:2084 [inline] [] SyS_clone+0x37/0x50 kernel/fork.c:2078 [] do_syscall_32_irqs_on arch/x86/entry/common.c:328 [inline] [] do_int80_syscall_32+0x1cc/0x580 arch/x86/entry/common.c:342 [] entry_INT80_compat+0x74/0xa0 arch/x86/entry/entry_64_compat.S:371 lowmemorykiller: Killing 'syz-executor.0' (794) (tgid 791), adj 1000, to free 52248kB on behalf of 'syz-executor.0' (795) because cache 17092kB is below limit 65536kB for oom_score_adj 12 Free memory is -12900kB above reserved lowmemorykiller: Killing 'syz-executor.0' (794) (tgid 791), adj 1000, to free 52248kB on behalf of 'syz-executor.2' (802) because cache 17492kB is below limit 65536kB for oom_score_adj 12 Free memory is -12900kB above reserved lowmemorykiller: Killing 'syz-executor.0' (794) (tgid 791), adj 1000, to free 52248kB on behalf of 'kswapd0' (33) because cache 17492kB is below limit 65536kB for oom_score_adj 12 Free memory is -12900kB above reserved Mem-Info: active_anon:1211074 inactive_anon:249982 isolated_anon:0 active_file:1682 inactive_file:2316 isolated_file:32 unevictable:0 dirty:2419 writeback:3 unstable:0 slab_reclaimable:9040 slab_unreclaimable:69369 mapped:56485 shmem:250066 pagetables:25679 bounce:0 free:6043 free_pcp:89 free_cma:0 lowmemorykiller: Killing 'syz-executor.0' (794) (tgid 791), adj 1000, to free 52248kB on behalf of 'syz-fuzzer' (2049) because cache 16176kB is below limit 16384kB for oom_score_adj 6 Free memory is -13332kB above reserved Node 0 active_anon:4844296kB inactive_anon:999928kB active_file:6728kB inactive_file:9164kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:225940kB dirty:9676kB writeback:12kB shmem:1000264kB writeback_tmp:0kB unstable:0kB pages_scanned:2863 all_unreclaimable? no DMA32 free:18744kB min:4696kB low:7712kB high:10728kB active_anon:2250848kB inactive_anon:585088kB active_file:344kB inactive_file:1044kB unevictable:0kB writepending:1152kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:10924kB slab_unreclaimable:98604kB kernel_stack:14752kB pagetables:29216kB bounce:0kB free_pcp:108kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 Normal free:5428kB min:5580kB low:9168kB high:12756kB active_anon:2593448kB inactive_anon:414840kB active_file:6384kB inactive_file:8132kB unevictable:0kB writepending:8536kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:25236kB slab_unreclaimable:178872kB kernel_stack:18048kB pagetables:73500kB bounce:0kB free_pcp:296kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 0 0 DMA32: 3*4kB (UMH) 4*8kB (EH) 5*16kB (UEH) 12*32kB (UMEH) 128*64kB (MEH) 48*128kB (MEH) 1*256kB (H) 1*512kB (H) 1*1024kB (H) 1*2048kB (H) 0*4096kB = 18684kB Normal: 121*4kB (UMEH) 452*8kB (UMEH) 39*16kB (UMH) 16*32kB [ 732.927350] lowmemorykiller: Killing 'syz-executor.0' (794) (tgid 791), adj 1000, to free 52248kB on behalf of 'udevd' (542) because cache 16120kB is below limit 16384kB for oom_score_adj 6 Free memory is -13392kB above reserved (UMH) 3*64kB (H) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5428kB 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965979 pages RAM 0 pages HighMem/MovableOnly 313618 pages reserved [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 470] 0 470 5365 403 16 3 0 -1000 udevd [ 1773] 0 1773 2492 574 9 3 0 0 dhclient [ 1906] 0 1906 14360 431 23 3 0 0 rsyslogd [ 1954] 0 1954 4724 203 15 3 0 0 cron [ 1979] 0 1979 3734 44 11 3 0 0 mcstransd [ 1989] 0 1989 12489 361 27 3 0 -1000 sshd [ 2007] 0 2007 12926 1355 28 3 0 0 restorecond [ 2037] 0 2037 3648 220 13 3 0 0 getty [ 2047] 0 2047 17820 428 38 3 0 0 sshd [ 2049] 0 2049 88420 50066 136 5 0 0 syz-fuzzer [ 2083] 0 2083 18054 150 22 2 0 0 syz-executor.5 [ 2084] 0 2084 18054 151 22 2 0 0 syz-executor.2 [ 2085] 0 2085 18054 149 22 2 0 0 syz-executor.3 [ 2086] 0 2086 18054 151 22 2 0 0 syz-executor.0 lowmemorykiller: Killing 'syz-executor.0' (794) (tgid 791), adj 1000, to free 52248kB on behalf of 'syz-executor.2' (801) because cache 15892kB is below limit 16384kB for oom_score_adj 6 Free memory is -12852kB above reserved lowmemorykiller: Killing 'syz-executor.0' (794) (tgid 791), adj 1000, to free 52248kB on behalf of 'rs:main Q:Reg' (1907) because cache 15892kB is below limit 16384kB for oom_score_adj 6 Free memory is -12852kB above reserved [ 2087] 0 2087 18054 150 22 2 0 0 syz-executor.1 [ 2088] 0 2088 18054 149 22 2 0 0 syz-executor.4 [ 2089] 0 2089 18054 8901 23 2 0 0 syz-executor.2 [ 2093] 0 2093 18054 8900 23 2 0 0 syz-executor.3 [ 2095] 0 2095 18054 8902 23 2 0 0 syz-executor.1 [ 2096] 0 2096 18054 8899 23 2 0 0 syz-executor.4 [ 2098] 0 2098 18054 8902 23 2 0 0 syz-executor.0 [ 2099] 0 2099 18054 8917 23 2 0 0 syz-executor.5 [ 2581] 0 2581 18087 8741 24 2 0 1000 syz-executor.5 [ 2605] 0 2605 18087 8741 24 2 0 1000 syz-executor.5 [ 2622] 0 2622 18087 8741 24 2 0 1000 syz-executor.5 [ 2712] 0 2712 18087 8740 24 2 0 1000 syz-executor.5 [ 2870] 0 2870 18120 11782 30 2 0 1000 syz-executor.0 [ 4584] 0 4584 18087 8746 24 2 0 1000 syz-executor.0 [ 4594] 0 4594 18116 8745 25 2 0 1000 syz-executor.0 [ 7283] 0 7283 18087 8742 24 2 0 1000 syz-executor.4 [ 8465] 0 8465 18153 10914 32 2 0 1000 syz-executor.2 [ 8528] 0 8528 18153 11584 32 2 0 1000 syz-executor.3 [ 8591] 0 8591 18153 12290 32 2 0 1000 syz-executor.2 [ 8652] 0 8652 18153 11122 32 2 0 1000 syz-executor.2 [ 8732] 0 8732 18153 12585 32 2 0 1000 syz-executor.2 [ 8735] 0 8735 18153 11600 32 2 0 1000 syz-executor.3 [ 9169] 0 9169 18153 11583 32 2 0 1000 syz-executor.4 [ 9562] 0 9562 18153 11375 32 2 0 1000 syz-executor.5 [ 9596] 0 9596 18186 9747 26 2 0 1000 syz-executor.2 [ 9655] 0 9655 18153 11839 32 2 0 1000 syz-executor.5 [ 9656] 0 9656 18153 12602 32 2 0 1000 syz-executor.3 [ 9726] 0 9726 18153 12240 32 2 0 1000 syz-executor.3 [ 9813] 0 9813 18120 12604 32 2 0 1000 syz-executor.4 [ 9843] 0 9843 18120 12604 32 2 0 1000 syz-executor.4 [ 9897] 0 9897 18120 12605 32 2 0 1000 syz-executor.1 [ 9909] 0 9909 18120 12605 32 2 0 1000 syz-executor.1 [ 9944] 0 9944 18120 12605 32 2 0 1000 syz-executor.1 [ 9952] 0 9952 18120 12605 32 2 0 1000 syz-executor.1 [ 9953] 0 9953 18087 12602 32 2 0 1000 syz-executor.5 [ 9975] 0 9975 18120 12604 32 2 0 1000 syz-executor.5