vmalloc: allocation failure: 0 bytes syz-executor0: page allocation failure: order:0, mode:0x24000c2 CPU: 0 PID: 9714 Comm: syz-executor0 Not tainted 4.4.120-gd63fdf6 #28 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 25cf116daad3c751 ffff8801cccbf938 ffffffff81d0408d 1ffff10039997f2a ffff8801d9710000 00000000024000c2 0000000000000000[ 58.635242] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor4/9727 caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 0000000000000001 ffff8801cccbfa48 ffffffff81431059 ffffffff838ac620 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x124 lib/dump_stack.c:51 [] warn_alloc_failed+0x1d9/0x240 mm/page_alloc.c:2757 [] __vmalloc_node_range+0x41d/0x630 mm/vmalloc.c:1692 [] __vmalloc_node mm/vmalloc.c:1715 [inline] [] __vmalloc_node_flags mm/vmalloc.c:1729 [inline] [] vmalloc+0x5b/0x70 mm/vmalloc.c:1744 [] sel_write_load+0x130/0xff0 security/selinux/selinuxfs.c:527 [] __vfs_write+0x103/0x450 fs/read_write.c:489 [] vfs_write+0x18a/0x530 fs/read_write.c:538 [] SYSC_write fs/read_write.c:585 [inline] [] SyS_write+0xd9/0x1b0 fs/read_write.c:577 [] entry_SYSCALL_64_fastpath+0x1c/0x98 CPU: 1 PID: 9727 Comm: syz-executor4 Not tainted 4.4.120-gd63fdf6 #28 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 bc3d3d463bf8e76e ffff8801d232f6b8 ffffffff81d0408d 0000000000000001 ffffffff839fe5a0 ffffffff83d0be20 ffff8801ccbb0000 0000000000000003 ffff8801d232f6f8 ffffffff81d63fe4 ffff8801d232f710 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x124 lib/dump_stack.c:51 [] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 Mem-Info: active_anon:56149 inactive_anon:45 isolated_anon:0 active_file:3618 inactive_file:8579 isolated_file:0 unevictable:0 dirty:131 writeback:0 unstable:0 slab_reclaimable:6904 slab_unreclaimable:59145 mapped:24364 shmem:181 pagetables:646 bounce:0 free:1470781 free_pcp:497 free_cma:0 DMA free:15904kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15992kB managed:15904kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes lowmem_reserve[]: 0 2911 6411 6411 DMA32 free:2663708kB min:30608kB low:38260kB high:45912kB active_anon:104776kB inactive_anon:104kB active_file:7860kB inactive_file:17996kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3129292kB managed:2982732kB mlocked:0kB dirty:236kB writeback:0kB mapped:45156kB shmem:116kB slab_reclaimable:12560kB slab_unreclaimable:109376kB kernel_stack:1920kB pagetables:1148kB unstable:0kB bounce:0kB free_pcp:904kB local_pcp:576kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no lowmem_reserve[]: 0 0 3500 3500 Normal free:3203512kB min:36808kB low:46008kB high:55212kB active_anon:119820kB inactive_anon:76kB active_file:6612kB inactive_file:16320kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3584660kB mlocked:0kB dirty:288kB writeback:0kB mapped:52300kB shmem:608kB slab_reclaimable:15056kB slab_unreclaimable:127204kB kernel_stack:3616kB pagetables:1436kB unstable:0kB bounce:0kB free_pcp:1084kB local_pcp:660kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no lowmem_reserve[]: 0 0 0 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15904kB DMA32: 381*4kB (UME) 227*8kB (UME) 93*16kB (UME) 56*32kB (UM) 83*64kB (UM) 33*128kB (UM) 24*256kB (UM) 21*512kB (ME) 13*1024kB (ME) 2*2048kB (UE) 638*4096kB (M) = 2663708kB Normal: 544*4kB (UME) 255*8kB (UME) 104*16kB (UME) 81*32kB (UME) 41*64kB (UME) 42*128kB (UME) 39*256kB (UME) 25*512kB (UME) 18*1024kB (UM) 4*2048kB (UM) 766*4096kB (UM) = 3203416kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 12377 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965969 pages RAM 0 pages HighMem/MovableOnly 320145 pages reserved vmalloc: allocation failure: 0 bytes syz-executor0: page allocation failure: order:0, mode:0x24000c2 [] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x188/0x980 net/xfrm/xfrm_ipcomp.c:363 [] ipcomp6_init_state+0xb5/0x820 net/ipv6/ipcomp6.c:165 [] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2058 [] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2084 [] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline] [] pfkey_add+0x1fbb/0x3490 net/key/af_key.c:1506 [] pfkey_process+0x68b/0x750 net/key/af_key.c:2834 [] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678 [] sock_sendmsg_nosec net/socket.c:625 [inline] [] sock_sendmsg+0xca/0x110 net/socket.c:635 [] ___sys_sendmsg+0x6c1/0x7c0 net/socket.c:1962 [] __sys_sendmsg+0xd3/0x190 net/socket.c:1996 [] SYSC_sendmsg net/socket.c:2007 [inline] [] SyS_sendmsg+0x2d/0x50 net/socket.c:2003 [] entry_SYSCALL_64_fastpath+0x1c/0x98 CPU: 0 PID: 9733 Comm: syz-executor0 Not tainted 4.4.120-gd63fdf6 #28 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 3c4a724402fce668 ffff8800b38bf938 ffffffff81d0408d 1ffff10016717f2a ffff8800bba6c800 00000000024000c2 0000000000000000 0000000000000001 ffff8800b38bfa48 ffffffff81431059 ffffffff838ac620 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x124 lib/dump_stack.c:51 [] warn_alloc_failed+0x1d9/0x240 mm/page_alloc.c:2757 [] __vmalloc_node_range+0x41d/0x630 mm/vmalloc.c:1692 [] __vmalloc_node mm/vmalloc.c:1715 [inline] [] __vmalloc_node_flags mm/vmalloc.c:1729 [inline] [] vmalloc+0x5b/0x70 mm/vmalloc.c:1744 [] sel_write_load+0x130/0xff0 security/selinux/selinuxfs.c:527 [] __vfs_write+0x103/0x450 fs/read_write.c:489 [] vfs_write+0x18a/0x530 fs/read_write.c:538 [] SYSC_write fs/read_write.c:585 [inline] [] SyS_write+0xd9/0x1b0 fs/read_write.c:577 [] entry_SYSCALL_64_fastpath+0x1c/0x98 Mem-Info: active_anon:52002 inactive_anon:45 isolated_anon:0 active_file:3627 inactive_file:8580 isolated_file:0 unevictable:0 dirty:142 writeback:0 unstable:0 slab_reclaimable:6889 slab_unreclaimable:59238 mapped:24297 shmem:181 pagetables:622 bounce:0 free:1474623 free_pcp:638 free_cma:0 DMA free:15904kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15992kB managed:15904kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes lowmem_reserve[]: 0 2911 6411 6411 DMA32 free:2672268kB min:30608kB low:38260kB high:45912kB active_anon:96456kB inactive_anon:104kB active_file:7860kB inactive_file:17996kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3129292kB managed:2982732kB mlocked:0kB dirty:236kB writeback:0kB mapped:45008kB shmem:116kB slab_reclaimable:12544kB slab_unreclaimable:109616kB kernel_stack:2112kB pagetables:1040kB unstable:0kB bounce:0kB free_pcp:1160kB local_pcp:520kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no lowmem_reserve[]: 0 0 3500 3500 Normal free:3211600kB min:36808kB low:46008kB high:55212kB active_anon:111552kB inactive_anon:76kB active_file:6648kB inactive_file:16324kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3584660kB mlocked:0kB dirty:336kB writeback:0kB mapped:52180kB shmem:608kB slab_reclaimable:15016kB slab_unreclaimable:127336kB kernel_stack:3808kB pagetables:1448kB unstable:0kB bounce:0kB free_pcp:1384kB local_pcp:716kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no lowmem_reserve[]: 0 0 0 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15904kB DMA32: 375*4kB (UME) 228*8kB (UME) 95*16kB (UME) 71*32kB (UM) 82*64kB (UM) 33*128kB (UM) 24*256kB (UM) 21*512kB (ME) 13*1024kB (ME) 4*2048kB (UME) 639*4096kB (M) = 2672332kB Normal: 497*4kB (UME) 255*8kB (UME) 105*16kB (UME) 91*32kB (UME) 40*64kB (UME) 42*128kB (UME) 39*256kB (UME) 25*512kB (UME) 18*1024kB (UM) 4*2048kB (UM) 768*4096kB (UM) = 3211692kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 12389 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965969 pages RAM 0 pages HighMem/MovableOnly 320145 pages reserved SELinux: policydb magic number 0xf902ff8c does not match expected magic number 0xf97cff8c