syz-executor.4: vmalloc: allocation failure: 0 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) WARNING: suspicious RCU usage 4.14.134 #29 Not tainted syz-executor.4 cpuset=syz4 mems_allowed=0-1 CPU: 0 PID: 11017 Comm: syz-executor.4 Not tainted 4.14.134 #29 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ----------------------------- Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x138/0x19c lib/dump_stack.c:53 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248 net/tipc/bearer.c:177 suspicious rcu_dereference_protected() usage! __vmalloc_node_range mm/vmalloc.c:1780 [inline] __vmalloc_node_range+0x3be/0x6a0 mm/vmalloc.c:1746 __vmalloc_node mm/vmalloc.c:1809 [inline] __vmalloc_node_flags mm/vmalloc.c:1823 [inline] vmalloc+0x46/0x50 mm/vmalloc.c:1845 other info that might help us debug this: sel_write_load+0x1a0/0x1050 security/selinux/selinuxfs.c:495 rcu_scheduler_active = 2, debug_locks = 1 __vfs_write+0x105/0x6b0 fs/read_write.c:480 2 locks held by syz-executor.0/11001: #0: ( vfs_write+0x198/0x500 fs/read_write.c:544 SYSC_write fs/read_write.c:590 [inline] SyS_write+0xfd/0x230 fs/read_write.c:582 cb_lock do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x459829 RSP: 002b:00007f76694f4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 ){++++} RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459829 RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f76694f56d4 R13: 00000000004c986a R14: 00000000004e0cd8 R15: 00000000ffffffff warn_alloc_show_mem: 1 callbacks suppressed Mem-Info: , at: [] genl_rcv+0x1a/0x40 net/netlink/genetlink.c:635 active_anon:128333 inactive_anon:189 isolated_anon:0 active_file:8170 inactive_file:11210 isolated_file:0 unevictable:0 dirty:230 writeback:0 unstable:0 slab_reclaimable:12777 slab_unreclaimable:108961 mapped:59022 shmem:249 pagetables:1273 bounce:0 free:1134080 free_pcp:236 free_cma:0 #1: Node 0 active_anon:513332kB inactive_anon:756kB active_file:32548kB inactive_file:44840kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:236088kB dirty:920kB writeback:0kB shmem:996kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 243712kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 1 active_anon:0kB inactive_anon:0kB active_file:132kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 0 ( genl_mutex DMA free:15908kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB ){+.+.}, at: [] genl_lock net/netlink/genetlink.c:33 [inline] ){+.+.}, at: [] genl_rcv_msg+0x119/0x150 net/netlink/genetlink.c:623 stack backtrace: lowmem_reserve[]: 0 2580 2580 2580 CPU: 1 PID: 11001 Comm: syz-executor.0 Not tainted 4.14.134 #29 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x138/0x19c lib/dump_stack.c:53 lockdep_rcu_suspicious+0x153/0x15d kernel/locking/lockdep.c:4662 tipc_bearer_find+0x20a/0x300 net/tipc/bearer.c:177 tipc_nl_compat_link_set+0x433/0xbf0 net/tipc/netlink_compat.c:794 __tipc_nl_compat_doit net/tipc/netlink_compat.c:304 [inline] tipc_nl_compat_doit+0x16b/0x510 net/tipc/netlink_compat.c:351 Node 0 tipc_nl_compat_handle net/tipc/netlink_compat.c:1195 [inline] tipc_nl_compat_recv+0x9b8/0xaf0 net/tipc/netlink_compat.c:1277 DMA32 free:733448kB min:36468kB low:45584kB high:54700kB active_anon:513396kB inactive_anon:752kB active_file:32548kB inactive_file:44888kB unevictable:0kB writepending:968kB present:3129332kB managed:2644904kB mlocked:0kB kernel_stack:7616kB pagetables:5344kB bounce:0kB free_pcp:528kB local_pcp:128kB free_cma:0kB lowmem_reserve[]: genl_family_rcv_msg+0x614/0xc30 net/netlink/genetlink.c:600 genl_rcv_msg+0xb4/0x150 net/netlink/genetlink.c:625 netlink_rcv_skb+0x14f/0x3c0 net/netlink/af_netlink.c:2432 genl_rcv+0x29/0x40 net/netlink/genetlink.c:636 netlink_unicast_kernel net/netlink/af_netlink.c:1286 [inline] netlink_unicast+0x45d/0x780 net/netlink/af_netlink.c:1312 netlink_sendmsg+0x7c4/0xc60 net/netlink/af_netlink.c:1877 0 sock_sendmsg_nosec net/socket.c:646 [inline] sock_sendmsg+0xce/0x110 net/socket.c:656 ___sys_sendmsg+0x70a/0x840 net/socket.c:2062 __sys_sendmsg+0xb9/0x140 net/socket.c:2096 0 SYSC_sendmsg net/socket.c:2107 [inline] SyS_sendmsg+0x2d/0x50 net/socket.c:2103 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x459829 RSP: 002b:00007f1fd2d8dc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459829 RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1fd2d8e6d4 R13: 00000000004c72d2 R14: 00000000004dc760 R15: 00000000ffffffff 0 0 Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 1 Normal free:3786308kB min:53420kB low:66772kB high:80124kB active_anon:0kB inactive_anon:0kB active_file:132kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870208kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 0 DMA: 1*4kB (U) 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) = 15908kB Node 0 DMA32: 7232*4kB (UME) 28*8kB (UME) 62*16kB (UME) 116*32kB (UME) 72*64kB (UM) 48*128kB (UME) 11*256kB (UME) 9*512kB (UME) 6*1024kB (UME) 1*2048kB (M) 165*4096kB (M) = 736064kB Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Node 1 Normal: 47*4kB (UME) 347*8kB (UME) 257*16kB (UM) 61*32kB (UME) 22*64kB (UM) 11*128kB (U) 6*256kB (UME) 1*512kB (E) 2*1024kB (ME) 5*2048kB (UME) 918*4096kB (M) = 3786308kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 19642 total pagecache pages 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 333224 pages reserved 0 pages cma reserved syz-executor.1: vmalloc: allocation failure: 0 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) syz-executor.1 cpuset=syz1 mems_allowed=0-1 CPU: 1 PID: 11018 Comm: syz-executor.1 Not tainted 4.14.134 #29 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x138/0x19c lib/dump_stack.c:53 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248 __vmalloc_node_range mm/vmalloc.c:1780 [inline] __vmalloc_node_range+0x3be/0x6a0 mm/vmalloc.c:1746 __vmalloc_node mm/vmalloc.c:1809 [inline] __vmalloc_node_flags mm/vmalloc.c:1823 [inline] vmalloc+0x46/0x50 mm/vmalloc.c:1845 sel_write_load+0x1a0/0x1050 security/selinux/selinuxfs.c:495 __vfs_write+0x105/0x6b0 fs/read_write.c:480 vfs_write+0x198/0x500 fs/read_write.c:544 SYSC_write fs/read_write.c:590 [inline] SyS_write+0xfd/0x230 fs/read_write.c:582 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x459829 RSP: 002b:00007f80fe70dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459829 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f80fe70e6d4 R13: 00000000004c986a R14: 00000000004e0cd8 R15: 00000000ffffffff Mem-Info: active_anon:127252 inactive_anon:190 isolated_anon:0 active_file:8170 inactive_file:11231 isolated_file:0 unevictable:0 dirty:251 writeback:0 unstable:0 slab_reclaimable:12777 slab_unreclaimable:108944 mapped:58997 shmem:249 pagetables:1210 bounce:0 free:1135278 free_pcp:323 free_cma:0 Node 0 active_anon:509008kB inactive_anon:760kB active_file:32548kB inactive_file:44924kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:235988kB dirty:1004kB writeback:0kB shmem:996kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 241664kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 1 active_anon:0kB inactive_anon:0kB active_file:132kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 0 DMA free:15908kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2580 2580 2580 Node 0 DMA32 free:739080kB min:36468kB low:45584kB high:54700kB active_anon:509008kB inactive_anon:760kB active_file:32548kB inactive_file:44924kB unevictable:0kB writepending:1016kB present:3129332kB managed:2644904kB mlocked:0kB kernel_stack:7296kB pagetables:4840kB bounce:0kB free_pcp:1336kB local_pcp:620kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 1 Normal free:3786308kB min:53420kB low:66772kB high:80124kB active_anon:0kB inactive_anon:0kB active_file:132kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870208kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 0 DMA: 1*4kB (U) 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) = 15908kB Node 0 DMA32: 7292*4kB (UME) 140*8kB (UME) 47*16kB (UME) 119*32kB (UME) 72*64kB (UM) 48*128kB (UME) 11*256kB (UME) 9*512kB (UME) 6*1024kB (UME) 2*2048kB (M) 165*4096kB (M) = 739104kB Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Node 1 Normal: 47*4kB (UME) 347*8kB (UME) 257*16kB (UM) 61*32kB (UME) 22*64kB (UM) 11*128kB (U) 6*256kB (UME) 1*512kB (E) 2*1024kB (ME) 5*2048kB (UME) 918*4096kB (M) = 3786308kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 19652 total pagecache pages 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 333224 pages reserved 0 pages cma reserved sel_write_load: 25 callbacks suppressed SELinux: failed to load policy SELinux: failed to load policy syz-executor.1: vmalloc: allocation failure: 0 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) syz-executor.1 cpuset=syz1 mems_allowed=0-1 CPU: 1 PID: 11059 Comm: syz-executor.1 Not tainted 4.14.134 #29 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x138/0x19c lib/dump_stack.c:53 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248 __vmalloc_node_range mm/vmalloc.c:1780 [inline] __vmalloc_node_range+0x3be/0x6a0 mm/vmalloc.c:1746 __vmalloc_node mm/vmalloc.c:1809 [inline] __vmalloc_node_flags mm/vmalloc.c:1823 [inline] vmalloc+0x46/0x50 mm/vmalloc.c:1845 sel_write_load+0x1a0/0x1050 security/selinux/selinuxfs.c:495 __vfs_write+0x105/0x6b0 fs/read_write.c:480 vfs_write+0x198/0x500 fs/read_write.c:544 SYSC_write fs/read_write.c:590 [inline] SyS_write+0xfd/0x230 fs/read_write.c:582 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x459829 RSP: 002b:00007f80fe70dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459829 RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f80fe70e6d4 R13: 00000000004c986a R14: 00000000004e0cd8 R15: 00000000ffffffff SELinux: failed to load policy SELinux: failed to load policy syz-executor.1: vmalloc: allocation failure: 0 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) syz-executor.1 cpuset=syz1 mems_allowed=0-1 CPU: 0 PID: 11081 Comm: syz-executor.1 Not tainted 4.14.134 #29 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x138/0x19c lib/dump_stack.c:53 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248 __vmalloc_node_range mm/vmalloc.c:1780 [inline] __vmalloc_node_range+0x3be/0x6a0 mm/vmalloc.c:1746 __vmalloc_node mm/vmalloc.c:1809 [inline] __vmalloc_node_flags mm/vmalloc.c:1823 [inline] vmalloc+0x46/0x50 mm/vmalloc.c:1845 sel_write_load+0x1a0/0x1050 security/selinux/selinuxfs.c:495 __vfs_write+0x105/0x6b0 fs/read_write.c:480 vfs_write+0x198/0x500 fs/read_write.c:544 SYSC_write fs/read_write.c:590 [inline] SyS_write+0xfd/0x230 fs/read_write.c:582 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x459829 RSP: 002b:00007f80fe70dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459829 RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f80fe70e6d4 R13: 00000000004c986a R14: 00000000004e0cd8 R15: 00000000ffffffff warn_alloc_show_mem: 1 callbacks suppressed Mem-Info: active_anon:127790 inactive_anon:189 isolated_anon:0 active_file:8170 inactive_file:11241 isolated_file:0 unevictable:0 dirty:263 writeback:0 unstable:0 slab_reclaimable:12772 slab_unreclaimable:108650 mapped:58997 shmem:249 pagetables:1236 bounce:0 free:1134899 free_pcp:305 free_cma:0 Node 0 active_anon:513360kB inactive_anon:756kB active_file:32548kB inactive_file:44964kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:236088kB dirty:1052kB writeback:0kB shmem:996kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 243712kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 1 active_anon:0kB inactive_anon:0kB active_file:132kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 0 DMA free:15908kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2580 2580 2580 Node 0 DMA32 free:732396kB min:36468kB low:45584kB high:54700kB active_anon:515532kB inactive_anon:756kB active_file:32548kB inactive_file:44964kB unevictable:0kB writepending:1052kB present:3129332kB managed:2644904kB mlocked:0kB kernel_stack:7648kB pagetables:5240kB bounce:0kB free_pcp:888kB local_pcp:368kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 1 Normal free:3786308kB min:53420kB low:66772kB high:80124kB active_anon:0kB inactive_anon:0kB active_file:132kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870208kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 0 DMA: 1*4kB (U) 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) = 15908kB Node 0 DMA32: 7129*4kB (UME) 184*8kB (UME) 53*16kB (UME) 98*32kB (UME) 75*64kB (UM) 48*128kB (UME) 13*256kB (UME) 9*512kB (UME) 6*1024kB (UME) 2*2048kB (M) 164*4096kB (M) = 734836kB Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Node 1 Normal: 47*4kB (UME) 347*8kB (UME) 257*16kB (UM) 61*32kB (UME) 22*64kB (UM) 11*128kB (U) 6*256kB (UME) 1*512kB (E) 2*1024kB (ME) 5*2048kB (UME) 918*4096kB (M) = 3786308kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 19659 total pagecache pages 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 333224 pages reserved 0 pages cma reserved SELinux: failed to load policy SELinux: failed to load policy SELinux: failed to load policy SELinux: failed to load policy syz-executor.1: vmalloc: allocation failure: 0 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) syz-executor.1 cpuset=syz1 mems_allowed=0-1 CPU: 1 PID: 11140 Comm: syz-executor.1 Not tainted 4.14.134 #29 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x138/0x19c lib/dump_stack.c:53 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248 __vmalloc_node_range mm/vmalloc.c:1780 [inline] __vmalloc_node_range+0x3be/0x6a0 mm/vmalloc.c:1746 __vmalloc_node mm/vmalloc.c:1809 [inline] __vmalloc_node_flags mm/vmalloc.c:1823 [inline] vmalloc+0x46/0x50 mm/vmalloc.c:1845 sel_write_load+0x1a0/0x1050 security/selinux/selinuxfs.c:495 __vfs_write+0x105/0x6b0 fs/read_write.c:480 vfs_write+0x198/0x500 fs/read_write.c:544 SYSC_write fs/read_write.c:590 [inline] SyS_write+0xfd/0x230 fs/read_write.c:582 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x459829 RSP: 002b:00007f80fe70dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459829 RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f80fe70e6d4 R13: 00000000004c986a R14: 00000000004e0cd8 R15: 00000000ffffffff Mem-Info: active_anon:128328 inactive_anon:187 isolated_anon:0 active_file:8170 inactive_file:11247 isolated_file:0 unevictable:0 dirty:270 writeback:0 unstable:0 slab_reclaimable:12782 slab_unreclaimable:108956 mapped:59019 shmem:249 pagetables:1282 bounce:0 free:1134022 free_pcp:238 free_cma:0 Node 0 active_anon:511188kB inactive_anon:756kB active_file:32548kB inactive_file:45008kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:235988kB dirty:1100kB writeback:0kB shmem:996kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 245760kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 1 active_anon:0kB inactive_anon:0kB active_file:132kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 0 DMA free:15908kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2580 2580 2580 Node 0 DMA32 free:734528kB min:36468kB low:45584kB high:54700kB active_anon:513392kB inactive_anon:756kB active_file:32548kB inactive_file:45008kB unevictable:0kB writepending:1100kB present:3129332kB managed:2644904kB mlocked:0kB kernel_stack:7584kB pagetables:5136kB bounce:0kB free_pcp:836kB local_pcp:428kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 1 Normal free:3786308kB min:53420kB low:66772kB high:80124kB active_anon:0kB inactive_anon:0kB active_file:132kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870208kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 0 DMA: 1*4kB (U) 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) = 15908kB Node 0 DMA32: 7085*4kB (UME) 89*8kB (UME) 49*16kB (UME) 101*32kB (UME) 77*64kB (UM) 48*128kB (UME) 13*256kB (UME) 9*512kB (UME) 6*1024kB (UME) 0*2048kB 164*4096kB (M) = 729964kB Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Node 1 Normal: 47*4kB (UME) 347*8kB (UME) 257*16kB (UM) 61*32kB (UME) 22*64kB (UM) 11*128kB (U) 6*256kB (UME) 1*512kB (E) 2*1024kB (ME) 5*2048kB (UME) 918*4096kB (M) = 3786308kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 19670 total pagecache pages 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 333224 pages reserved 0 pages cma reserved SELinux: failed to load policy syz-executor.0: vmalloc: allocation failure: 0 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) syz-executor.0 cpuset=syz0 mems_allowed=0-1 CPU: 1 PID: 11164 Comm: syz-executor.0 Not tainted 4.14.134 #29 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x138/0x19c lib/dump_stack.c:53 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248 __vmalloc_node_range mm/vmalloc.c:1780 [inline] __vmalloc_node_range+0x3be/0x6a0 mm/vmalloc.c:1746 __vmalloc_node mm/vmalloc.c:1809 [inline] __vmalloc_node_flags mm/vmalloc.c:1823 [inline] vmalloc+0x46/0x50 mm/vmalloc.c:1845 sel_write_load+0x1a0/0x1050 security/selinux/selinuxfs.c:495 __vfs_write+0x105/0x6b0 fs/read_write.c:480 vfs_write+0x198/0x500 fs/read_write.c:544 SYSC_write fs/read_write.c:590 [inline] SyS_write+0xfd/0x230 fs/read_write.c:582 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x459829 RSP: 002b:00007f1fd2d8dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459829 RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1fd2d8e6d4 R13: 00000000004c986a R14: 00000000004e0cd8 R15: 00000000ffffffff SELinux: failed to load policy syz-executor.1: vmalloc: allocation failure: 0 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) syz-executor.1 cpuset=syz1 mems_allowed=0-1 CPU: 1 PID: 11189 Comm: syz-executor.1 Not tainted 4.14.134 #29 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x138/0x19c lib/dump_stack.c:53 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248 __vmalloc_node_range mm/vmalloc.c:1780 [inline] __vmalloc_node_range+0x3be/0x6a0 mm/vmalloc.c:1746 __vmalloc_node mm/vmalloc.c:1809 [inline] __vmalloc_node_flags mm/vmalloc.c:1823 [inline] vmalloc+0x46/0x50 mm/vmalloc.c:1845 sel_write_load+0x1a0/0x1050 security/selinux/selinuxfs.c:495 __vfs_write+0x105/0x6b0 fs/read_write.c:480 vfs_write+0x198/0x500 fs/read_write.c:544 SYSC_write fs/read_write.c:590 [inline] SyS_write+0xfd/0x230 fs/read_write.c:582 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x459829 RSP: 002b:00007f80fe70dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459829 RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f80fe70e6d4 R13: 00000000004c986a R14: 00000000004e0cd8 R15: 00000000ffffffff warn_alloc_show_mem: 1 callbacks suppressed Mem-Info: active_anon:128332 inactive_anon:190 isolated_anon:0 active_file:8170 inactive_file:11264 isolated_file:0 unevictable:0 dirty:287 writeback:0 unstable:0 slab_reclaimable:12786 slab_unreclaimable:108878 mapped:59010 shmem:249 pagetables:1322 bounce:0 free:1134263 free_pcp:104 free_cma:0 Node 0 active_anon:513424kB inactive_anon:760kB active_file:32548kB inactive_file:45056kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:236040kB dirty:1148kB writeback:0kB shmem:996kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 245760kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 1 active_anon:0kB inactive_anon:0kB active_file:132kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 0 DMA free:15908kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2580 2580 2580 Node 0 DMA32 free:734180kB min:36468kB low:45584kB high:54700kB active_anon:511344kB inactive_anon:760kB active_file:32548kB inactive_file:45056kB unevictable:0kB writepending:1148kB present:3129332kB managed:2644904kB mlocked:0kB kernel_stack:7456kB pagetables:4992kB bounce:0kB free_pcp:1104kB local_pcp:472kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 1 Normal free:3786308kB min:53420kB low:66772kB high:80124kB active_anon:0kB inactive_anon:0kB active_file:132kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870208kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 0 DMA: 1*4kB (U) 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) = 15908kB Node 0 DMA32: 7158*4kB (UME) 51*8kB (UME) 60*16kB (UME) 102*32kB (UME) 80*64kB (UM) 48*128kB (UME) 13*256kB (UME) 9*512kB (UME) 6*1024kB (UME) 1*2048kB (M) 165*4096kB (M) = 736496kB Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Node 1 Normal: 47*4kB (UME) 347*8kB (UME) 257*16kB (UM) 61*32kB (UME) 22*64kB (UM) 11*128kB (U) 6*256kB (UME) 1*512kB (E) 2*1024kB (ME) 5*2048kB (UME) 918*4096kB (M) = 3786308kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 19686 total pagecache pages 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 333224 pages reserved 0 pages cma reserved syz-executor.1: vmalloc: allocation failure: 0 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) syz-executor.1 cpuset=syz1 mems_allowed=0-1 CPU: 1 PID: 11227 Comm: syz-executor.1 Not tainted 4.14.134 #29 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x138/0x19c lib/dump_stack.c:53 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248 __vmalloc_node_range mm/vmalloc.c:1780 [inline] __vmalloc_node_range+0x3be/0x6a0 mm/vmalloc.c:1746 __vmalloc_node mm/vmalloc.c:1809 [inline] __vmalloc_node_flags mm/vmalloc.c:1823 [inline] vmalloc+0x46/0x50 mm/vmalloc.c:1845 sel_write_load+0x1a0/0x1050 security/selinux/selinuxfs.c:495 __vfs_write+0x105/0x6b0 fs/read_write.c:480 vfs_write+0x198/0x500 fs/read_write.c:544 SYSC_write fs/read_write.c:590 [inline] SyS_write+0xfd/0x230 fs/read_write.c:582 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x459829 RSP: 002b:00007f80fe70dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459829 RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f80fe70e6d4 R13: 00000000004c986a R14: 00000000004e0cd8 R15: 00000000ffffffff SELinux: policydb table sizes (1847402953,6740454) do not match mine (6,7) SELinux: policydb magic number 0x30303030 does not match expected magic number 0xf97cff8c SELinux: policydb magic number 0x30303030 does not match expected magic number 0xf97cff8c audit: type=1400 audit(1563987707.548:84): avc: denied { module_load } for pid=11309 comm="syz-executor.4" path="/selinux/load" dev="selinuxfs" ino=3 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:security_t:s0 tclass=system permissive=1 SELinux: policydb table sizes (458752,-1623457792) do not match mine (6,7) sel_write_load: 27 callbacks suppressed SELinux: failed to load policy SELinux: failed to load policy SELinux: failed to load policy SELinux: failed to load policy SELinux: policydb table sizes (1792,60767232) do not match mine (6,7) SELinux: failed to load policy SELinux: failed to load policy SELinux: policydb table sizes (6,-796999168) do not match mine (6,7) SELinux: failed to load policy SELinux: failed to load policy SELinux: failed to load policy SELinux: failed to load policy SELinux: policydb magic number 0x0 does not match expected magic number 0xf97cff8c FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 11472 Comm: syz-executor.3 Not tainted 4.14.134 #29 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x138/0x19c lib/dump_stack.c:53 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0x10f/0x159 lib/fault-inject.c:149 should_failslab+0xdb/0x130 mm/failslab.c:32 slab_pre_alloc_hook mm/slab.h:421 [inline] slab_alloc_node mm/slab.c:3297 [inline] kmem_cache_alloc_node_trace+0x280/0x770 mm/slab.c:3659 kmalloc_node include/linux/slab.h:526 [inline] kzalloc_node include/linux/slab.h:672 [inline] __get_vm_area_node+0xf0/0x340 mm/vmalloc.c:1406 __vmalloc_node_range+0x9f/0x6a0 mm/vmalloc.c:1759 __vmalloc_node mm/vmalloc.c:1809 [inline] __vmalloc_node_flags mm/vmalloc.c:1823 [inline] vmalloc+0x46/0x50 mm/vmalloc.c:1845 sel_write_load+0x1a0/0x1050 security/selinux/selinuxfs.c:495 __vfs_write+0x105/0x6b0 fs/read_write.c:480 vfs_write+0x198/0x500 fs/read_write.c:544 SYSC_write fs/read_write.c:590 [inline] SyS_write+0xfd/0x230 fs/read_write.c:582 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x459829 RSP: 002b:00007f0a6f892c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f0a6f892c90 RCX: 0000000000459829 RDX: 000000000000005f RSI: 0000000020000180 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0a6f8936d4 R13: 00000000004c986a R14: 00000000004e0cd8 R15: 0000000000000004 syz-executor.3: vmalloc: allocation failure: 95 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) syz-executor.3 cpuset=syz3 mems_allowed=0-1 CPU: 1 PID: 11472 Comm: syz-executor.3 Not tainted 4.14.134 #29 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x138/0x19c lib/dump_stack.c:53 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248 __vmalloc_node_range mm/vmalloc.c:1780 [inline] __vmalloc_node_range+0x3be/0x6a0 mm/vmalloc.c:1746 __vmalloc_node mm/vmalloc.c:1809 [inline] __vmalloc_node_flags mm/vmalloc.c:1823 [inline] vmalloc+0x46/0x50 mm/vmalloc.c:1845 sel_write_load+0x1a0/0x1050 security/selinux/selinuxfs.c:495 __vfs_write+0x105/0x6b0 fs/read_write.c:480 vfs_write+0x198/0x500 fs/read_write.c:544 SYSC_write fs/read_write.c:590 [inline] SyS_write+0xfd/0x230 fs/read_write.c:582 do_syscall_64+0x1e8/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x459829 RSP: 002b:00007f0a6f892c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f0a6f892c90 RCX: 0000000000459829 RDX: 000000000000005f RSI: 0000000020000180 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0a6f8936d4 R13: 00000000004c986a R14: 00000000004e0cd8 R15: 0000000000000004 warn_alloc_show_mem: 1 callbacks suppressed Mem-Info: active_anon:127795 inactive_anon:187 isolated_anon:0 active_file:8171 inactive_file:11293 isolated_file:0 unevictable:0 dirty:351 writeback:0 unstable:0 slab_reclaimable:12809 slab_unreclaimable:108954 mapped:58997 shmem:249 pagetables:1236 bounce:0 free:1134668 free_pcp:357 free_cma:0 Node 0 active_anon:511180kB inactive_anon:748kB active_file:32552kB inactive_file:45172kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:235988kB dirty:1404kB writeback:0kB shmem:996kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 243712kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 1 active_anon:0kB inactive_anon:0kB active_file:132kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 0 DMA free:15908kB min:216kB low:268kB high:320kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2580 2580 2580 Node 0 DMA32 free:738936kB min:36468kB low:45584kB high:54700kB active_anon:509084kB inactive_anon:748kB active_file:32552kB inactive_file:45172kB unevictable:0kB writepending:1404kB present:3129332kB managed:2644904kB mlocked:0kB kernel_stack:7392kB pagetables:4944kB bounce:0kB free_pcp:1312kB local_pcp:728kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 1 Normal free:3786308kB min:53420kB low:66772kB high:80124kB active_anon:0kB inactive_anon:0kB active_file:132kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870208kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 0 DMA: 1*4kB (U) 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) = 15908kB Node 0 DMA32: 7078*4kB (UME) 60*8kB (UME) 56*16kB (UME) 103*32kB (UME) 96*64kB (UM) 51*128kB (UME) 14*256kB (UME) 9*512kB (UME) 5*1024kB (UME) 2*2048kB (M) 165*4096kB (M) = 738904kB Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Node 1 Normal: 47*4kB (UME) 347*8kB (UME) 257*16kB (UM) 61*32kB (UME) 22*64kB (UM) 11*128kB (U) 6*256kB (UME) 1*512kB (E) 2*1024kB (ME) 5*2048kB (UME) 918*4096kB (M) = 3786308kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 19712 total pagecache pages 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 333224 pages reserved 0 pages cma reserved FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 11592 Comm: syz-executor.1 Not tainted 4.14.134 #29 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x138/0x19c lib/dump_stack.c:53 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0x10f/0x159 lib/fault-inject.c:149 should_failslab+0xdb/0x130 mm/failslab.c:32 slab_pre_alloc_hook mm/slab.h:421 [inline] slab_alloc_node mm/slab.c:3297 [inline] kmem_cache_alloc_node_trace+0x280/0x770 mm/slab.c:3659 kmalloc_node include/linux/slab.h:526 [inline] kzalloc_node include/linux/slab.h:672 [inline] __get_vm_area_node+0xf0/0x340 mm/vmalloc.c:1406 __vmalloc_node_range+0x9f/0x6a0 mm/vmalloc.c:1759