RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000004 RBP: 000000000119bfc0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119bf8c R13: 00007fffbeae36bf R14: 00007f38fd5189c0 R15: 000000000119bf8c IPv6 header not found WARNING: suspicious RCU usage / IPv6 header not found IPv6 header not found (UEH) IPv6 header not found 4.14.212-syzkaller #0 Not tainted IPv6 header not found IPv6 header not found IPv6 header not found 0*64kB mems_allowed=0-1 ----------------------------- IPv6 header not found 0*128kB CPU: 0 PID: 8321 Comm: syz-executor.2 Not tainted 4.14.212-syzkaller #0 net/sched/act_sample.c:95 suspicious rcu_dereference_protected() usage! 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+0x1b2/0x283 lib/dump_stack.c:58 warn_alloc.cold+0x96/0x1cc mm/page_alloc.c:3255 __alloc_pages_slowpath mm/page_alloc.c:4102 [inline] __alloc_pages_nodemask+0x2127/0x2720 mm/page_alloc.c:4205 alloc_pages_current+0x155/0x260 mm/mempolicy.c:2113 alloc_pages include/linux/gfp.h:520 [inline] alloc_mmu_pages arch/x86/kvm/mmu.c:5173 [inline] kvm_mmu_create+0xda/0x1d0 arch/x86/kvm/mmu.c:5191 kvm_arch_vcpu_init+0x282/0x890 arch/x86/kvm/x86.c:8286 kvm_vcpu_init+0x26d/0x360 arch/x86/kvm/../../../virt/kvm/kvm_main.c:321 vmx_create_vcpu+0xef/0x29d0 arch/x86/kvm/vmx.c:10042 kvm_vm_ioctl_create_vcpu arch/x86/kvm/../../../virt/kvm/kvm_main.c:2550 [inline] kvm_vm_ioctl+0x4ca/0x13e0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3058 other info that might help us debug this: vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:500 [inline] do_vfs_ioctl+0x75a/0xff0 fs/ioctl.c:684 SYSC_ioctl fs/ioctl.c:701 [inline] SyS_ioctl+0x7f/0xb0 fs/ioctl.c:692 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x45e149 0*256kB RSP: 002b:00007f79add0ac68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045e149 RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000004 RBP: 000000000119bfc0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119bf8c R13: 00007fff28bf83bf R14: 00007f79add0b9c0 R15: 000000000119bf8c IPv6 header not found 0*512kB IPv6 header not found rcu_scheduler_active = 2, debug_locks = 1 IPv6 header not found 0*1024kB IPv6 header not found 0*2048kB warn_alloc_show_mem: 2 callbacks suppressed Mem-Info: 1 lock held by syz-executor.1/8338: IPv6 header not found #0: active_anon:949482 inactive_anon:31473 isolated_anon:0 active_file:16588 inactive_file:9213 isolated_file:0 unevictable:2560 dirty:16 writeback:0 unstable:0 slab_reclaimable:14353 slab_unreclaimable:139244 mapped:65586 shmem:13392 pagetables:14612 bounce:0 free:362634 free_pcp:517 free_cma:0 ( Node 0 active_anon:2098132kB inactive_anon:107760kB active_file:28kB inactive_file:4kB unevictable:10240kB isolated(anon):0kB isolated(file):0kB mapped:164140kB dirty:4kB writeback:0kB shmem:53452kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 765952kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes 0*4096kB IPv6 header not found = 35576kB Node 1 active_anon:1699696kB inactive_anon:18132kB active_file:66324kB inactive_file:36848kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98204kB dirty:60kB writeback:0kB shmem:116kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no rtnl_mutex IPv6 header not found Node 0 Node 0 Normal: IPv6 header not found ){+.+.} DMA free:10952kB min:204kB low:252kB high:300kB active_anon:4740kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:8kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB 0*4kB lowmem_reserve[]: , at: [] rtnl_lock net/core/rtnetlink.c:72 [inline] , at: [] rtnetlink_rcv_msg+0x31d/0xb10 net/core/rtnetlink.c:4311 IPv6 header not found 0*8kB IPv6 header not found 0*16kB 0 stack backtrace: IPv6 header not found CPU: 1 PID: 8338 Comm: syz-executor.1 Not tainted 4.14.212-syzkaller #0 2717 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+0x1b2/0x283 lib/dump_stack.c:58 tcf_sample_init+0x71c/0x8c0 net/sched/act_sample.c:95 2718 tcf_action_init_1+0x51a/0x9e0 net/sched/act_api.c:682 syz-executor.4: tcf_action_init+0x26d/0x400 net/sched/act_api.c:751 IPv6 header not found tcf_action_add net/sched/act_api.c:1079 [inline] tc_ctl_action+0x2e3/0x50f net/sched/act_api.c:1131 rtnetlink_rcv_msg+0x3be/0xb10 net/core/rtnetlink.c:4316 IPv6 header not found netlink_rcv_skb+0x125/0x390 net/netlink/af_netlink.c:2433 netlink_unicast_kernel net/netlink/af_netlink.c:1287 [inline] netlink_unicast+0x437/0x610 net/netlink/af_netlink.c:1313 netlink_sendmsg+0x62e/0xb80 net/netlink/af_netlink.c:1878 page allocation failure: order:0 , mode:0x14000c4(GFP_KERNEL|GFP_DMA32), nodemask= sock_sendmsg_nosec net/socket.c:646 [inline] sock_sendmsg+0xb5/0x100 net/socket.c:656 ___sys_sendmsg+0x6c8/0x800 net/socket.c:2062 2718 (null) __sys_sendmsg+0xa3/0x120 net/socket.c:2096 SYSC_sendmsg net/socket.c:2107 [inline] SyS_sendmsg+0x27/0x40 net/socket.c:2103 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 2718 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x45e149 RSP: 002b:00007f5aeeea0c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045e149 RDX: 0000000000000000 RSI: 00000000200022c0 RDI: 0000000000000004 RBP: 000000000119bfc0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119bf8c R13: 00007ffe3189e6af R14: 00007f5aeeea19c0 R15: 000000000119bf8c libceph: connect [d::]:6789 error -1 IPv6 header not found 0*32kB Node 0 0*64kB DMA32 free:35512kB min:36200kB low:45248kB high:54296kB active_anon:2093392kB inactive_anon:107760kB active_file:32kB inactive_file:0kB unevictable:10240kB writepending:8kB present:3129332kB managed:2788168kB mlocked:10240kB kernel_stack:9728kB pagetables:35880kB bounce:0kB free_pcp:1204kB local_pcp:732kB free_cma:0kB 0*128kB syz-executor.4 cpuset= libceph: mon0 [d::]:6789 connect error IPv6 header not found 0*256kB / 0*512kB lowmem_reserve[]: 0*1024kB 0 0*2048kB IPv6 header not found 0*4096kB 0 = 0kB mems_allowed=0-1 Node 1 IPv6 header not found Normal: CPU: 0 PID: 8347 Comm: syz-executor.4 Not tainted 4.14.212-syzkaller #0 114*4kB Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 (UM) Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x283 lib/dump_stack.c:58 warn_alloc.cold+0x96/0x1cc mm/page_alloc.c:3255 __alloc_pages_slowpath mm/page_alloc.c:4102 [inline] __alloc_pages_nodemask+0x2127/0x2720 mm/page_alloc.c:4205 44*8kB alloc_pages_current+0x155/0x260 mm/mempolicy.c:2113 alloc_pages include/linux/gfp.h:520 [inline] alloc_mmu_pages arch/x86/kvm/mmu.c:5173 [inline] kvm_mmu_create+0xda/0x1d0 arch/x86/kvm/mmu.c:5191 kvm_arch_vcpu_init+0x282/0x890 arch/x86/kvm/x86.c:8286 kvm_vcpu_init+0x26d/0x360 arch/x86/kvm/../../../virt/kvm/kvm_main.c:321 vmx_create_vcpu+0xef/0x29d0 arch/x86/kvm/vmx.c:10042 (M) kvm_vm_ioctl_create_vcpu arch/x86/kvm/../../../virt/kvm/kvm_main.c:2550 [inline] kvm_vm_ioctl+0x4ca/0x13e0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3058 73*16kB vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:500 [inline] do_vfs_ioctl+0x75a/0xff0 fs/ioctl.c:684 SYSC_ioctl fs/ioctl.c:701 [inline] SyS_ioctl+0x7f/0xb0 fs/ioctl.c:692 (ME) do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x45e149 RSP: 002b:00007f38fd517c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045e149 RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000004 RBP: 000000000119bfc0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119bf8c R13: 00007fffbeae36bf R14: 00007f38fd5189c0 R15: 000000000119bf8c 0 155*32kB IPv6 header not found (UME) IPv6 header not found 90*64kB IPv6 header not found (UM) 0 40*128kB 0 (ME) IPv6 header not found 25*256kB IPv6 header not found (ME) 8*512kB IPv6 header not found (M) Node 0 2*1024kB IPv6 header not found (UM) Normal free:0kB min:4kB low:4kB high:4kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:520kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB 2*2048kB lowmem_reserve[]: (UE) 0 334*4096kB 0 (M) 0 = 1402520kB 0 Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB IPv6 header not found Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB IPv6 header not found Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB IPv6 header not found Node 1 hugepages_total=3 hugepages_free=2 hugepages_surp=3 hugepages_size=2048kB IPv6 header not found 35848 total pagecache pages IPv6 header not found 0 pages in swap cache IPv6 header not found Swap cache stats: add 0, delete 0, find 0/0 0 libceph: connect [d::]:6789 error -1 IPv6 header not found libceph: mon0 [d::]:6789 connect error IPv6 header not found Free swap = 0kB Total swap = 0kB IPv6 header not found 2097051 pages RAM IPv6 header not found 0 pages HighMem/MovableOnly Node 1 363838 pages reserved IPv6 header not found 0 pages cma reserved Normal free:1401592kB min:53696kB low:67120kB high:80544kB active_anon:1699444kB inactive_anon:18132kB active_file:66324kB inactive_file:36928kB unevictable:0kB writepending:180kB present:4194304kB managed:4128256kB mlocked:0kB kernel_stack:12384kB pagetables:22256kB bounce:0kB free_pcp:1276kB local_pcp:660kB free_cma:0kB IPv6 header not found lowmem_reserve[]: 0 0 0 0 0 Node 0 DMA: 10*4kB (UM) 2*8kB (UM) 1*16kB (M) 0*32kB 2*64kB (UM) 0*128kB 2*256kB (UM) 0*512kB 2*1024kB (UM) 0*2048kB 2*4096kB (M) = 10952kB Node 0 DMA32: 376*4kB (UMEH) 1344*8kB (UMEH) 1210*16kB (UEH) 124*32kB (UEH) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 35584kB 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 IPv6 header not found = 0kB IPv6 header not found Node 1 IPv6 header not found Normal: IPv6 header not found 194*4kB IPv6 header not found (UME) IPv6 header not found 377*8kB (UME) 191*16kB (UME) 69*32kB (UME) 90*64kB (UM) 44*128kB (UME) 25*256kB (ME) 8*512kB (M) 2*1024kB (UM) 2*2048kB (UE) 334*4096kB (M) = 1405152kB IPv6 header not found IPv6 header not found IPv6 header not found syz-executor.4: page allocation failure: order:0, mode:0x14000c4(GFP_KERNEL|GFP_DMA32), nodemask=(null) Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB syz-executor.0: IPv6 header not found IPv6 header not found IPv6 header not found page allocation failure: order:0, mode:0x14000c4(GFP_KERNEL|GFP_DMA32), nodemask=(null) IPv6 header not found IPv6 header not found IPv6 header not found Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB syz-executor.4 cpuset= syz-executor.0 cpuset= IPv6 header not found IPv6 header not found / Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB IPv6 header not found / mems_allowed=0-1 IPv6 header not found IPv6 header not found IPv6 header not found CPU: 0 PID: 8369 Comm: syz-executor.4 Not tainted 4.14.212-syzkaller #0 mems_allowed=0-1 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+0x1b2/0x283 lib/dump_stack.c:58 warn_alloc.cold+0x96/0x1cc mm/page_alloc.c:3255 __alloc_pages_slowpath mm/page_alloc.c:4102 [inline] __alloc_pages_nodemask+0x2127/0x2720 mm/page_alloc.c:4205 alloc_pages_current+0x155/0x260 mm/mempolicy.c:2113 alloc_pages include/linux/gfp.h:520 [inline] alloc_mmu_pages arch/x86/kvm/mmu.c:5173 [inline] kvm_mmu_create+0xda/0x1d0 arch/x86/kvm/mmu.c:5191 kvm_arch_vcpu_init+0x282/0x890 arch/x86/kvm/x86.c:8286 kvm_vcpu_init+0x26d/0x360 arch/x86/kvm/../../../virt/kvm/kvm_main.c:321 vmx_create_vcpu+0xef/0x29d0 arch/x86/kvm/vmx.c:10042 IPv6 header not found kvm_vm_ioctl_create_vcpu arch/x86/kvm/../../../virt/kvm/kvm_main.c:2550 [inline] kvm_vm_ioctl+0x4ca/0x13e0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3058 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:500 [inline] do_vfs_ioctl+0x75a/0xff0 fs/ioctl.c:684 SYSC_ioctl fs/ioctl.c:701 [inline] SyS_ioctl+0x7f/0xb0 fs/ioctl.c:692 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x45e149 RSP: 002b:00007f38fd517c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045e149 RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000004 RBP: 000000000119bfc0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119bf8c R13: 00007fffbeae36bf R14: 00007f38fd5189c0 R15: 000000000119bf8c IPv6 header not found CPU: 1 PID: 8375 Comm: syz-executor.0 Not tainted 4.14.212-syzkaller #0 Node 1 hugepages_total=3 hugepages_free=2 hugepages_surp=3 hugepages_size=2048kB 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+0x1b2/0x283 lib/dump_stack.c:58 warn_alloc.cold+0x96/0x1cc mm/page_alloc.c:3255 35853 total pagecache pages __alloc_pages_slowpath mm/page_alloc.c:4102 [inline] __alloc_pages_nodemask+0x2127/0x2720 mm/page_alloc.c:4205 0 pages in swap cache alloc_pages_current+0x155/0x260 mm/mempolicy.c:2113 alloc_pages include/linux/gfp.h:520 [inline] alloc_mmu_pages arch/x86/kvm/mmu.c:5173 [inline] kvm_mmu_create+0xda/0x1d0 arch/x86/kvm/mmu.c:5191 Swap cache stats: add 0, delete 0, find 0/0 kvm_arch_vcpu_init+0x282/0x890 arch/x86/kvm/x86.c:8286 kvm_vcpu_init+0x26d/0x360 arch/x86/kvm/../../../virt/kvm/kvm_main.c:321 IPv6 header not found vmx_create_vcpu+0xef/0x29d0 arch/x86/kvm/vmx.c:10042 Free swap = 0kB Total swap = 0kB kvm_vm_ioctl_create_vcpu arch/x86/kvm/../../../virt/kvm/kvm_main.c:2550 [inline] kvm_vm_ioctl+0x4ca/0x13e0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3058 warn_alloc_show_mem: 2 callbacks suppressed Mem-Info: vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:500 [inline] do_vfs_ioctl+0x75a/0xff0 fs/ioctl.c:684 IPv6 header not found IPv6 header not found SYSC_ioctl fs/ioctl.c:701 [inline] SyS_ioctl+0x7f/0xb0 fs/ioctl.c:692 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x45e149 RSP: 002b:00007f5b88758c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045e149 RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000004 RBP: 000000000119bfc0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119bf8c active_anon:949419 inactive_anon:31473 isolated_anon:0 active_file:16588 inactive_file:9233 isolated_file:0 unevictable:2560 dirty:18 writeback:3 unstable:0 slab_reclaimable:14294 slab_unreclaimable:139344 mapped:65597 shmem:13392 pagetables:14573 bounce:0 free:362617 free_pcp:626 free_cma:0 R13: 00007ffe696ba04f R14: 00007f5b887599c0 R15: 000000000119bf8c IPv6 header not found IPv6 header not found IPv6 header not found 2097051 pages RAM Node 0 active_anon:2098132kB inactive_anon:107760kB active_file:28kB inactive_file:4kB unevictable:10240kB isolated(anon):0kB isolated(file):0kB mapped:164384kB dirty:4kB writeback:0kB shmem:53452kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 765952kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes IPv6 header not found Node 1 active_anon:1699544kB inactive_anon:18132kB active_file:66324kB inactive_file:36928kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98104kB dirty:68kB writeback:12kB shmem:116kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no IPv6 header not found Node 0 IPv6 header not found DMA free:10952kB min:204kB low:252kB high:300kB active_anon:4740kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:8kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB IPv6 header not found lowmem_reserve[]: libceph: resolve 'Md\üƨdÞ' (ret=-3): failed 0 libceph: parse_ips bad ip 'Md\üƨdÞ' libceph: resolve 'Md\üƨdÞ' (ret=-3): failed 0 pages HighMem/MovableOnly 2717 IPv6 header not found libceph: parse_ips bad ip 'Md\üƨdÞ' 363838 pages reserved libceph: connect [d::]:6789 error -1 IPv6 header not found IPv6 header not found IPv6 header not found 2718 IPv6 header not found libceph: mon0 [d::]:6789 connect error 0 pages cma reserved IPv6 header not found IPv6 header not found 2718 IPv6 header not found 2718 IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found Node 0 IPv6 header not found IPv6 header not found DMA32 free:35584kB min:36200kB low:45248kB high:54296kB active_anon:2093392kB inactive_anon:107760kB active_file:28kB inactive_file:4kB unevictable:10240kB writepending:4kB present:3129332kB managed:2788168kB mlocked:10240kB kernel_stack:9728kB pagetables:35880kB bounce:0kB free_pcp:1324kB local_pcp:592kB free_cma:0kB IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found syz-executor.2: page allocation failure: order:0, mode:0x14000c4(GFP_KERNEL|GFP_DMA32), nodemask=(null) IPv6 header not found IPv6 header not found syz-executor.0: IPv6 header not found page allocation failure: order:0, mode:0x14000c4(GFP_KERNEL|GFP_DMA32), nodemask=(null) IPv6 header not found IPv6 header not found IPv6 header not found lowmem_reserve[]: IPv6 header not found IPv6 header not found IPv6 header not found syz-executor.2 cpuset= syz-executor.0 cpuset= 0 IPv6 header not found / mems_allowed=0-1 0 0 0 0 / mems_allowed=0-1 IPv6 header not found IPv6 header not found Node 0 CPU: 0 PID: 8401 Comm: syz-executor.0 Not tainted 4.14.212-syzkaller #0 Normal free:0kB min:4kB low:4kB high:4kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:520kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB 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+0x1b2/0x283 lib/dump_stack.c:58 warn_alloc.cold+0x96/0x1cc mm/page_alloc.c:3255 __alloc_pages_slowpath mm/page_alloc.c:4102 [inline] __alloc_pages_nodemask+0x2127/0x2720 mm/page_alloc.c:4205 IPv6 header not found alloc_pages_current+0x155/0x260 mm/mempolicy.c:2113 alloc_pages include/linux/gfp.h:520 [inline] alloc_mmu_pages arch/x86/kvm/mmu.c:5173 [inline] kvm_mmu_create+0xda/0x1d0 arch/x86/kvm/mmu.c:5191 kvm_arch_vcpu_init+0x282/0x890 arch/x86/kvm/x86.c:8286 kvm_vcpu_init+0x26d/0x360 arch/x86/kvm/../../../virt/kvm/kvm_main.c:321 vmx_create_vcpu+0xef/0x29d0 arch/x86/kvm/vmx.c:10042 kvm_vm_ioctl_create_vcpu arch/x86/kvm/../../../virt/kvm/kvm_main.c:2550 [inline] kvm_vm_ioctl+0x4ca/0x13e0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3058 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:500 [inline] do_vfs_ioctl+0x75a/0xff0 fs/ioctl.c:684 SYSC_ioctl fs/ioctl.c:701 [inline] SyS_ioctl+0x7f/0xb0 fs/ioctl.c:692 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 lowmem_reserve[]: entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x45e149 RSP: 002b:00007f5b88758c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045e149 RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000004 RBP: 000000000119bfc0 R08: 0000000000000000 R09: 0000000000000000 0 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119bf8c R13: 00007ffe696ba04f R14: 00007f5b887599c0 R15: 000000000119bf8c IPv6 header not found CPU: 1 PID: 8406 Comm: syz-executor.2 Not tainted 4.14.212-syzkaller #0 IPv6 header not found 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+0x1b2/0x283 lib/dump_stack.c:58 warn_alloc.cold+0x96/0x1cc mm/page_alloc.c:3255 __alloc_pages_slowpath mm/page_alloc.c:4102 [inline] __alloc_pages_nodemask+0x2127/0x2720 mm/page_alloc.c:4205 alloc_pages_current+0x155/0x260 mm/mempolicy.c:2113 alloc_pages include/linux/gfp.h:520 [inline] alloc_mmu_pages arch/x86/kvm/mmu.c:5173 [inline] kvm_mmu_create+0xda/0x1d0 arch/x86/kvm/mmu.c:5191 kvm_arch_vcpu_init+0x282/0x890 arch/x86/kvm/x86.c:8286 kvm_vcpu_init+0x26d/0x360 arch/x86/kvm/../../../virt/kvm/kvm_main.c:321 vmx_create_vcpu+0xef/0x29d0 arch/x86/kvm/vmx.c:10042 kvm_vm_ioctl_create_vcpu arch/x86/kvm/../../../virt/kvm/kvm_main.c:2550 [inline] kvm_vm_ioctl+0x4ca/0x13e0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3058 IPv6 header not found IPv6 header not found vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:500 [inline] do_vfs_ioctl+0x75a/0xff0 fs/ioctl.c:684 IPv6 header not found IPv6 header not found SYSC_ioctl fs/ioctl.c:701 [inline] SyS_ioctl+0x7f/0xb0 fs/ioctl.c:692 IPv6 header not found do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x45e149 IPv6 header not found RSP: 002b:00007f79add0ac68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045e149 RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000004 RBP: 000000000119bfc0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119bf8c R13: 00007fff28bf83bf R14: 00007f79add0b9c0 R15: 000000000119bf8c 0 IPv6 header not found IPv6 header not found IPv6 header not found 0 IPv6 header not found 0 IPv6 header not found IPv6 header not found audit: type=1804 audit(1608862360.904:32945): pid=8416 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="bus" dev="sda1" ino=16181 res=1 IPv6 header not found IPv6 header not found warn_alloc_show_mem: 1 callbacks suppressed Mem-Info: audit: type=1804 audit(1608862360.934:32946): pid=8417 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="bus" dev="sda1" ino=16181 res=1 0 IPv6 header not found active_anon:949455 inactive_anon:31473 isolated_anon:0 active_file:16588 inactive_file:9248 isolated_file:0 unevictable:2560 dirty:26 writeback:0 unstable:0 slab_reclaimable:14284 slab_unreclaimable:140175 mapped:65654 shmem:13392 pagetables:14611 bounce:0 free:361688 free_pcp:596 free_cma:0 IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found libceph: connect [d::]:6789 error -1 IPv6 header not found Node 0 active_anon:2098132kB inactive_anon:107760kB active_file:28kB inactive_file:4kB unevictable:10240kB isolated(anon):0kB isolated(file):0kB mapped:164412kB dirty:4kB writeback:0kB shmem:53452kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 765952kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes IPv6 header not found IPv6 header not found IPv6 header not found libceph: mon0 [d::]:6789 connect error IPv6 header not found Node 1 Node 1 active_anon:1699560kB inactive_anon:18132kB active_file:66324kB inactive_file:36992kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98192kB dirty:160kB writeback:72kB shmem:116kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no IPv6 header not found Node 0 Normal free:1402620kB min:53696kB low:67120kB high:80544kB active_anon:1699520kB inactive_anon:18132kB active_file:66324kB inactive_file:37028kB unevictable:0kB writepending:168kB present:4194304kB managed:4128256kB mlocked:0kB kernel_stack:12416kB pagetables:22260kB bounce:0kB free_pcp:1384kB local_pcp:696kB free_cma:0kB DMA free:10952kB min:204kB low:252kB high:300kB active_anon:4740kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:8kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB IPv6 header not found lowmem_reserve[]: lowmem_reserve[]: 0 0 2717 0 syz-executor.0: IPv6 header not found 2718 2718 2718 Node 0 DMA32 free:35584kB min:36200kB low:45248kB high:54296kB active_anon:2093392kB inactive_anon:107760kB active_file:28kB inactive_file:4kB unevictable:10240kB writepending:4kB present:3129332kB managed:2788168kB mlocked:10240kB kernel_stack:9728kB pagetables:35880kB bounce:0kB free_pcp:1344kB local_pcp:740kB free_cma:0kB IPv6 header not found audit: type=1804 audit(1608862361.454:32947): pid=8425 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="file0" dev="sda1" ino=16233 res=1 IPv6 header not found audit: type=1804 audit(1608862361.504:32948): pid=8425 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="file0" dev="sda1" ino=16233 res=1 IPv6 header not found IPv6 header not found audit: type=1804 audit(1608862361.504:32949): pid=8425 uid=0 auid=0 ses=4 op="invalid_pcr" cause="ToMToU" comm="syz-executor.1" name="file0" dev="sda1" ino=16233 res=1 IPv6 header not found IPv6 header not found lowmem_reserve[]: 0 0 0 0 0 page allocation failure: order:0, mode:0x14000c4(GFP_KERNEL|GFP_DMA32), nodemask=(null) IPv6 header not found Node 0 Normal free:0kB min:4kB low:4kB high:4kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:520kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB IPv6 header not found IPv6 header not found syz-executor.0 cpuset=/ mems_allowed=0-1 CPU: 0 PID: 8426 Comm: syz-executor.0 Not tainted 4.14.212-syzkaller #0 IPv6 header not found 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+0x1b2/0x283 lib/dump_stack.c:58 warn_alloc.cold+0x96/0x1cc mm/page_alloc.c:3255 __alloc_pages_slowpath mm/page_alloc.c:4102 [inline] __alloc_pages_nodemask+0x2127/0x2720 mm/page_alloc.c:4205 0 alloc_pages_current+0x155/0x260 mm/mempolicy.c:2113 alloc_pages include/linux/gfp.h:520 [inline] alloc_mmu_pages arch/x86/kvm/mmu.c:5173 [inline] kvm_mmu_create+0xda/0x1d0 arch/x86/kvm/mmu.c:5191 kvm_arch_vcpu_init+0x282/0x890 arch/x86/kvm/x86.c:8286 kvm_vcpu_init+0x26d/0x360 arch/x86/kvm/../../../virt/kvm/kvm_main.c:321 vmx_create_vcpu+0xef/0x29d0 arch/x86/kvm/vmx.c:10042 kvm_vm_ioctl_create_vcpu arch/x86/kvm/../../../virt/kvm/kvm_main.c:2550 [inline] kvm_vm_ioctl+0x4ca/0x13e0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3058 IPv6 header not found vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:500 [inline] do_vfs_ioctl+0x75a/0xff0 fs/ioctl.c:684 SYSC_ioctl fs/ioctl.c:701 [inline] SyS_ioctl+0x7f/0xb0 fs/ioctl.c:692 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 IPv6 header not found entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x45e149 RSP: 002b:00007f5b88758c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045e149 RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000004 RBP: 000000000119bfc0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119bf8c R13: 00007ffe696ba04f R14: 00007f5b887599c0 R15: 000000000119bf8c lowmem_reserve[]: 0 0 0 0 IPv6 header not found 0 IPv6 header not found 0 0 Node 0 IPv6 header not found Node 1 DMA: Normal free:1402148kB min:53696kB low:67120kB high:80544kB active_anon:1699720kB inactive_anon:18132kB active_file:66324kB inactive_file:37028kB unevictable:0kB writepending:168kB present:4194304kB managed:4128256kB mlocked:0kB kernel_stack:12448kB pagetables:22408kB bounce:0kB free_pcp:1340kB local_pcp:716kB free_cma:0kB 10*4kB lowmem_reserve[]: 0 0 0 0 0 Node 0 DMA: 10*4kB (UM) 2*8kB (UM) 1*16kB (M) 0*32kB 2*64kB (UM) 0*128kB 2*256kB (UM) 0*512kB 2*1024kB (UM) 0*2048kB 2*4096kB (M) = 10952kB IPv6 header not found Node 0 DMA32: 376*4kB (UMEH) 1344*8kB (UMEH) 1210*16kB (UEH) 126*32kB (UEH) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 35648kB 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 IPv6 header not found Node 1 Normal: 69*4kB (UME) 127*8kB (UME) 82*16kB (UME) 61*32kB (ME) 81*64kB (UM) 49*128kB (UME) 25*256kB (ME) 8*512kB (M) 2*1024kB (UM) 2*2048kB (UE) 334*4096kB (M) = 1400716kB 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 IPv6 header not found Node 1 hugepages_total=3 hugepages_free=2 hugepages_surp=3 hugepages_size=2048kB (UM) libceph: connect [d::]:6789 error -1 audit: type=1804 audit(1608862362.094:32950): pid=8430 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="file0" dev="sda1" ino=16233 res=1 libceph: mon0 [d::]:6789 connect error 35890 total pagecache pages IPv6 header not found 0 pages in swap cache IPv6 header not found Swap cache stats: add 0, delete 0, find 0/0 2*8kB (UM) 1*16kB (M) 0*32kB 2*64kB (UM) 0*128kB 2*256kB (UM) 0*512kB 2*1024kB (UM) 0*2048kB 2*4096kB (M) = 10952kB audit: type=1804 audit(1608862362.124:32951): pid=8440 uid=0 auid=0 ses=4 op="invalid_pcr" cause="open_writers" comm="syz-executor.1" name="file0" dev="sda1" ino=16233 res=1 IPv6 header not found Free swap = 0kB Total swap = 0kB Node 0 2097051 pages RAM IPv6 header not found 0 pages HighMem/MovableOnly DMA32: audit: type=1804 audit(1608862362.124:32952): pid=8430 uid=0 auid=0 ses=4 op="invalid_pcr" cause="ToMToU" comm="syz-executor.1" name="file0" dev="sda1" ino=16233 res=1 405*4kB IPv6 header not found 363838 pages reserved IPv6 header not found 0 pages cma reserved IPv6 header not found IPv6 header not found (UMEH) 1345*8kB (UMEH) 1210*16kB (UEH) 126*32kB (UEH) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 35772kB IPv6 header not found 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 IPv6 header not found Node 1 IPv6 header not found Normal: IPv6 header not found 196*4kB (UME) 209*8kB (UME) 92*16kB (UME) 67*32kB (UME) 80*64kB (UM) 49*128kB (UME) 25*256kB (ME) 8*512kB (M) 2*1024kB (UM) 2*2048kB (UE) 334*4096kB (M) = 1402168kB IPv6 header not found IPv6 header not found Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB IPv6 header not found Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB IPv6 header not found IPv6 header not found Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 1 hugepages_total=3 hugepages_free=2 hugepages_surp=3 hugepages_size=2048kB 35890 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 2097051 pages RAM 0 pages HighMem/MovableOnly 363838 pages reserved 0 pages cma reserved syz-executor.0: page allocation failure: order:0, mode:0x14000c4(GFP_KERNEL|GFP_DMA32), nodemask=(null) IPv6 header not found IPv6 header not found IPv6 header not found syz-executor.0 cpuset=/ mems_allowed=0-1 IPv6 header not found syz-executor.4: page allocation failure: order:0, mode:0x14000c4(GFP_KERNEL|GFP_DMA32), nodemask=(null) CPU: 0 PID: 8459 Comm: syz-executor.0 Not tainted 4.14.212-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: device lo left promiscuous mode __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x283 lib/dump_stack.c:58 warn_alloc.cold+0x96/0x1cc mm/page_alloc.c:3255 syz-executor.4 cpuset= __alloc_pages_slowpath mm/page_alloc.c:4102 [inline] __alloc_pages_nodemask+0x2127/0x2720 mm/page_alloc.c:4205 alloc_pages_current+0x155/0x260 mm/mempolicy.c:2113 alloc_pages include/linux/gfp.h:520 [inline] alloc_mmu_pages arch/x86/kvm/mmu.c:5173 [inline] kvm_mmu_create+0xda/0x1d0 arch/x86/kvm/mmu.c:5191 kvm_arch_vcpu_init+0x282/0x890 arch/x86/kvm/x86.c:8286 / mems_allowed=0-1 kvm_vcpu_init+0x26d/0x360 arch/x86/kvm/../../../virt/kvm/kvm_main.c:321 vmx_create_vcpu+0xef/0x29d0 arch/x86/kvm/vmx.c:10042 kvm_vm_ioctl_create_vcpu arch/x86/kvm/../../../virt/kvm/kvm_main.c:2550 [inline] kvm_vm_ioctl+0x4ca/0x13e0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3058 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:500 [inline] do_vfs_ioctl+0x75a/0xff0 fs/ioctl.c:684 SYSC_ioctl fs/ioctl.c:701 [inline] SyS_ioctl+0x7f/0xb0 fs/ioctl.c:692 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x45e149 RSP: 002b:00007f5b88758c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045e149 RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000004 RBP: 000000000119bfc0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119bf8c R13: 00007ffe696ba04f R14: 00007f5b887599c0 R15: 000000000119bf8c CPU: 1 PID: 8470 Comm: syz-executor.4 Not tainted 4.14.212-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 IPv6 header not found Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x283 lib/dump_stack.c:58 warn_alloc.cold+0x96/0x1cc mm/page_alloc.c:3255 __alloc_pages_slowpath mm/page_alloc.c:4102 [inline] __alloc_pages_nodemask+0x2127/0x2720 mm/page_alloc.c:4205 IPv6 header not found alloc_pages_current+0x155/0x260 mm/mempolicy.c:2113 alloc_pages include/linux/gfp.h:520 [inline] alloc_mmu_pages arch/x86/kvm/mmu.c:5173 [inline] kvm_mmu_create+0xda/0x1d0 arch/x86/kvm/mmu.c:5191 kvm_arch_vcpu_init+0x282/0x890 arch/x86/kvm/x86.c:8286 kvm_vcpu_init+0x26d/0x360 arch/x86/kvm/../../../virt/kvm/kvm_main.c:321 vmx_create_vcpu+0xef/0x29d0 arch/x86/kvm/vmx.c:10042 IPv6 header not found kvm_vm_ioctl_create_vcpu arch/x86/kvm/../../../virt/kvm/kvm_main.c:2550 [inline] kvm_vm_ioctl+0x4ca/0x13e0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3058 IPv6 header not found IPv6 header not found vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:500 [inline] do_vfs_ioctl+0x75a/0xff0 fs/ioctl.c:684 IPv6 header not found SYSC_ioctl fs/ioctl.c:701 [inline] SyS_ioctl+0x7f/0xb0 fs/ioctl.c:692 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb IPv6 header not found RIP: 0033:0x45e149 RSP: 002b:00007f38fd517c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045e149 RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000004 RBP: 000000000119bfc0 R08: 0000000000000000 R09: 0000000000000000 IPv6 header not found R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119bf8c R13: 00007fffbeae36bf R14: 00007f38fd5189c0 R15: 000000000119bf8c warn_alloc_show_mem: 2 callbacks suppressed Mem-Info: IPv6 header not found active_anon:949516 inactive_anon:31473 isolated_anon:0 active_file:16588 inactive_file:9270 isolated_file:0 unevictable:2560 dirty:13 writeback:0 unstable:0 slab_reclaimable:14266 slab_unreclaimable:141176 mapped:65660 shmem:13392 pagetables:14648 bounce:0 free:360616 free_pcp:576 free_cma:0 IPv6 header not found Node 0 active_anon:2098132kB inactive_anon:107760kB active_file:28kB inactive_file:4kB unevictable:10240kB isolated(anon):0kB isolated(file):0kB mapped:164536kB dirty:4kB writeback:0kB shmem:53452kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 765952kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes IPv6 header not found Node 1 active_anon:1699832kB inactive_anon:18132kB active_file:66324kB inactive_file:37076kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:98104kB dirty:48kB writeback:0kB shmem:116kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no IPv6 header not found Node 0 IPv6 header not found DMA free:10952kB min:204kB low:252kB high:300kB active_anon:4740kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:8kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB IPv6 header not found libceph: connect [d::]:6789 error -1 IPv6 header not found libceph: mon0 [d::]:6789 connect error IPv6 header not found lowmem_reserve[]: IPv6 header not found 0 IPv6 header not found 2717 IPv6 header not found 2718 IPv6 header not found 2718 2718 Node 0 DMA32 free:36388kB min:36200kB low:45248kB high:54296kB active_anon:2093392kB inactive_anon:107760kB active_file:32kB inactive_file:0kB unevictable:10240kB writepending:4kB present:3129332kB managed:2788168kB mlocked:10240kB kernel_stack:9696kB pagetables:35880kB bounce:0kB free_pcp:1420kB local_pcp:696kB free_cma:0kB IPv6 header not found IPv6 header not found IPv6 header not found lowmem_reserve[]: 0 0 0 0 0 IPv6 header not found Node 0 Normal free:0kB min:4kB low:4kB high:4kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:520kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB IPv6 header not found lowmem_reserve[]: 0 0 0 0 0 Node 1 Normal free:1396972kB min:53696kB low:67120kB high:80544kB active_anon:1699888kB inactive_anon:18132kB active_file:66324kB inactive_file:37124kB unevictable:0kB writepending:100kB present:4194304kB managed:4128256kB mlocked:0kB kernel_stack:12608kB pagetables:22592kB bounce:0kB free_pcp:948kB local_pcp:564kB free_cma:0kB IPv6 header not found device bridge0 left promiscuous mode IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready lowmem_reserve[]: 0 0 0 0 0 IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready Node 0 DMA: 10*4kB (UM) 2*8kB (UM) 1*16kB (M) 0*32kB 2*64kB (UM) 0*128kB 2*256kB (UM) 0*512kB 2*1024kB (UM) 0*2048kB 2*4096kB (M) = 10952kB 8021q: adding VLAN 0 to HW filter on device bond0 Node 0 DMA32: 453*4kB (UMEH) 1348*8kB (UMEH) 1233*16kB (UEH) 127*32kB (UEH) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 36388kB IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready 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 8021q: adding VLAN 0 to HW filter on device team0 Node 1 Normal: 166*4kB (UME) 139*8kB (UME) 147*16kB (UME) 72*32kB (UME) 36*64kB (UM) 45*128kB (UME) 26*256kB (UME) 9*512kB (UM) 1*1024kB (M) 1*2048kB (E) 334*4096kB (M) = 1396896kB 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 A link change request failed with some changes committed already. Interface caif0 may have been left with an inconsistent configuration, please check. Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 1 hugepages_total=3 hugepages_free=2 hugepages_surp=3 hugepages_size=2048kB 35902 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 2097051 pages RAM 0 pages HighMem/MovableOnly 363838 pages reserved 0 pages cma reserved IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): vcan0: link becomes ready 8021q: adding VLAN 0 to HW filter on device bond0 IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready 8021q: adding VLAN 0 to HW filter on device team0 A link change request failed with some changes committed already. Interface caif0 may have been left with an inconsistent configuration, please check. IPv6 header not found IPv6 header not found audit: type=1804 audit(1608862364.004:32953): pid=8542 uid=0 auid=0 ses=4 op="invalid_pcr" cause="ToMToU" comm="syz-executor.1" name="bus" dev="sda1" ino=16212 res=1 IPv6 header not found IPv6 header not found libceph: connect [d::]:6789 error -1 libceph: mon0 [d::]:6789 connect error IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found libceph: connect [d::]:6789 error -1 libceph: mon0 [d::]:6789 connect error IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found netlink: 92 bytes leftover after parsing attributes in process `syz-executor.1'. IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found libceph: connect [d::]:6789 error -1 IPv6 header not found libceph: mon0 [d::]:6789 connect error IPv6 header not found IPv6 header not found FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found CPU: 0 PID: 8661 Comm: syz-executor.2 Not tainted 4.14.212-syzkaller #0 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+0x1b2/0x283 lib/dump_stack.c:58 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0x10a/0x154 lib/fault-inject.c:149 should_failslab+0xd6/0x130 mm/failslab.c:32 slab_pre_alloc_hook mm/slab.h:421 [inline] slab_alloc mm/slab.c:3376 [inline] kmem_cache_alloc+0x28e/0x3c0 mm/slab.c:3550 kmem_cache_zalloc include/linux/slab.h:651 [inline] vmx_create_vcpu+0x87/0x29d0 arch/x86/kvm/vmx.c:10033 kvm_vm_ioctl_create_vcpu arch/x86/kvm/../../../virt/kvm/kvm_main.c:2550 [inline] kvm_vm_ioctl+0x4ca/0x13e0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3058 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:500 [inline] do_vfs_ioctl+0x75a/0xff0 fs/ioctl.c:684 SYSC_ioctl fs/ioctl.c:701 [inline] SyS_ioctl+0x7f/0xb0 fs/ioctl.c:692 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x45e149 RSP: 002b:00007f79add0ac68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 000000000045e149 RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000004 RBP: 00007f79add0aca0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff28bf83bf R14: 00007f79add0b9c0 R15: 000000000119bf8c IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found netlink: 52 bytes leftover after parsing attributes in process `syz-executor.1'. IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 IPv6 header not found CPU: 0 PID: 8697 Comm: syz-executor.2 Not tainted 4.14.212-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 IPv6 header not found Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x283 lib/dump_stack.c:58 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0x10a/0x154 lib/fault-inject.c:149 should_fail_alloc_page mm/page_alloc.c:2898 [inline] prepare_alloc_pages mm/page_alloc.c:4131 [inline] __alloc_pages_nodemask+0x22c/0x2720 mm/page_alloc.c:4179 IPv6 header not found __alloc_pages include/linux/gfp.h:484 [inline] __alloc_pages_node include/linux/gfp.h:497 [inline] kmem_getpages mm/slab.c:1419 [inline] cache_grow_begin+0x8f/0x420 mm/slab.c:2676 IPv6 header not found cache_alloc_refill+0x273/0x350 mm/slab.c:3043 ____cache_alloc mm/slab.c:3125 [inline] __do_cache_alloc mm/slab.c:3347 [inline] slab_alloc mm/slab.c:3382 [inline] kmem_cache_alloc+0x333/0x3c0 mm/slab.c:3550 kmem_cache_zalloc include/linux/slab.h:651 [inline] vmx_create_vcpu+0x87/0x29d0 arch/x86/kvm/vmx.c:10033 IPv6 header not found IPv6 header not found kvm_vm_ioctl_create_vcpu arch/x86/kvm/../../../virt/kvm/kvm_main.c:2550 [inline] kvm_vm_ioctl+0x4ca/0x13e0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3058 IPv6 header not found IPv6 header not found IPv6 header not found vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:500 [inline] do_vfs_ioctl+0x75a/0xff0 fs/ioctl.c:684 libceph: connect [d::]:6789 error -1 IPv6 header not found SYSC_ioctl fs/ioctl.c:701 [inline] SyS_ioctl+0x7f/0xb0 fs/ioctl.c:692 IPv6 header not found do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x45e149 libceph: mon0 [d::]:6789 connect error RSP: 002b:00007f79add0ac68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 000000000045e149 RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000004 RBP: 00007f79add0aca0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007fff28bf83bf R14: 00007f79add0b9c0 R15: 000000000119bf8c IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 IPv6 header not found CPU: 0 PID: 8727 Comm: syz-executor.2 Not tainted 4.14.212-syzkaller #0 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+0x1b2/0x283 lib/dump_stack.c:58 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0x10a/0x154 lib/fault-inject.c:149 should_fail_alloc_page mm/page_alloc.c:2898 [inline] prepare_alloc_pages mm/page_alloc.c:4131 [inline] __alloc_pages_nodemask+0x22c/0x2720 mm/page_alloc.c:4179 IPv6 header not found __alloc_pages include/linux/gfp.h:484 [inline] __alloc_pages_node include/linux/gfp.h:497 [inline] kmem_getpages mm/slab.c:1419 [inline] cache_grow_begin+0x8f/0x420 mm/slab.c:2676 IPv6 header not found ____cache_alloc_node+0x170/0x1d0 mm/slab.c:3278 __do_cache_alloc mm/slab.c:3354 [inline] slab_alloc mm/slab.c:3382 [inline] kmem_cache_alloc+0x1e5/0x3c0 mm/slab.c:3550 kmem_cache_zalloc include/linux/slab.h:651 [inline] vmx_create_vcpu+0x87/0x29d0 arch/x86/kvm/vmx.c:10033 IPv6 header not found kvm_vm_ioctl_create_vcpu arch/x86/kvm/../../../virt/kvm/kvm_main.c:2550 [inline] kvm_vm_ioctl+0x4ca/0x13e0 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3058 IPv6 header not found vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:500 [inline] do_vfs_ioctl+0x75a/0xff0 fs/ioctl.c:684 SYSC_ioctl fs/ioctl.c:701 [inline] SyS_ioctl+0x7f/0xb0 fs/ioctl.c:692 IPv6 header not found do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb IPv6 header not found RIP: 0033:0x45e149 RSP: 002b:00007f79add0ac68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 000000000045e149 RDX: 0000000000000000 RSI: 000000000000ae41 RDI: 0000000000000004 RBP: 00007f79add0aca0 R08: 0000000000000000 R09: 0000000000000000 IPv6 header not found R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007fff28bf83bf R14: 00007f79add0b9c0 R15: 000000000119bf8c IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found IPv6 header not found