syz-executor0: vmalloc: allocation failure: 17178820608 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 1 PID: 6823 Comm: syz-executor0 Not tainted 4.9.88-g71df7bb #60 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801d38d78b0 ffffffff81d95f19 1ffff1003a71af19 ffff8801d3906000 ffffffff83ab96e0[ 42.103911] BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor7/6851 caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 0000000000000001 0000000000400000 ffff8801d38d79c0 ffffffff814521d2 024000c200000003 0000000041b58ab3 ffffffff8419634d Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] warn_alloc+0x212/0x240 mm/page_alloc.c:3056 [] __vmalloc_node_range+0x3f5/0x5f0 mm/vmalloc.c:1722 [] __vmalloc_node mm/vmalloc.c:1744 [inline] [] __vmalloc_node_flags mm/vmalloc.c:1758 [inline] [] vmalloc+0x5b/0x70 mm/vmalloc.c:1773 [] xt_alloc_entry_offsets+0x41/0x60 net/netfilter/x_tables.c:728 [] translate_table+0x216/0x1630 net/ipv6/netfilter/ip6_tables.c:732 [] ? 0xffffffff810002b8 [] do_replace net/ipv6/netfilter/ip6_tables.c:1185 [inline] [] do_ip6t_set_ctl+0x2be/0x470 net/ipv6/netfilter/ip6_tables.c:1711 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:114 [] ipv6_setsockopt+0x10b/0x130 net/ipv6/ipv6_sockglue.c:911 [] tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2755 [] sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2706 [] SYSC_setsockopt net/socket.c:1772 [inline] [] SyS_setsockopt+0x160/0x250 net/socket.c:1751 [] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282 [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb CPU: 0 PID: 6851 Comm: syz-executor7 Not tainted 4.9.88-g71df7bb #60 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801d4707668 ffffffff81d95f19 0000000000000000 ffffffff83c19200 ffffffff83f460a0 ffff8801d5718000 0000000000000003 ffff8801d47076a8 ffffffff81dfd514 ffff8801d47076c0 ffffffff83f460a0 dffffc0000000000 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363 [] ipcomp6_init_state+0xb5/0x820 net/ipv6/ipcomp6.c:165 [] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096 [] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122 [] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline] [] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1506 [] pfkey_process+0x68b/0x750 net/key/af_key.c:2834 [] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678 [] sock_sendmsg_nosec net/socket.c:635 [inline] [] sock_sendmsg+0xca/0x110 net/socket.c:645 [] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969 [] __sys_sendmsg+0xd6/0x190 net/socket.c:2003 [] SYSC_sendmsg net/socket.c:2014 [inline] [] SyS_sendmsg+0x2d/0x50 net/socket.c:2010 [] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282 [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb Mem-Info: active_anon:62927 inactive_anon:41 isolated_anon:0 active_file:3488 inactive_file:8558 isolated_file:0 unevictable:0 dirty:93 writeback:0 unstable:0 slab_reclaimable:6034 slab_unreclaimable:59530 mapped:24323 shmem:48 pagetables:724 bounce:0 free:1465205 free_pcp:350 free_cma:0 Node 0 active_anon:234952kB inactive_anon:164kB active_file:13956kB inactive_file:34252kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:97024kB dirty:396kB writeback:0kB shmem:192kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 79872kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 DMA32 free:2980068kB min:30592kB low:38240kB high:45888kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2980716kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:648kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 Normal free:2886736kB min:36824kB low:46028kB high:55232kB active_anon:230760kB inactive_anon:164kB active_file:13956kB inactive_file:34256kB unevictable:0kB writepending:408kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:24184kB slab_unreclaimable:237860kB kernel_stack:5344kB pagetables:2468kB bounce:0kB free_pcp:1212kB local_pcp:480kB free_cma:0kB lowmem_reserve[]: 0 0 0 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 DMA32: 3*4kB (M) 3*8kB (M) 2*16kB (M) 3*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980068kB Normal: 184*4kB (UME) 173*8kB (UM) 254*16kB (UM) 148*32kB (UM) 81*64kB (UME) [ 42.834544] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 12102 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965969 pages RAM 0 pages HighMem/MovableOnly 320510 pages reserved TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. netlink: 196 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 196 bytes leftover after parsing attributes in process `syz-executor5'. IPVS: Creating netns size=2536 id=11 PF_BRIDGE: RTM_SETLINK with unknown ifindex PF_BRIDGE: RTM_SETLINK with unknown ifindex SELinux: unrecognized netlink message: protocol=0 nlmsg_type=37571 sclass=netlink_route_socket pig=7277 comm=syz-executor0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=37571 sclass=netlink_route_socket pig=7288 comm=syz-executor0 binder: 7339:7344 ioctl c0306201 20000180 returned -14 binder: 7339:7353 ioctl c0306201 20000180 returned -14 TCP: request_sock_TCP: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. audit: type=1400 audit(1521544626.563:28): avc: denied { bind } for pid=7518 comm="syz-executor3" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 audit: type=1400 audit(1521544626.593:29): avc: denied { read } for pid=7518 comm="syz-executor3" path="socket:[18466]" dev="sockfs" ino=18466 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 audit: type=1400 audit(1521544626.643:30): avc: denied { execute } for pid=7534 comm="syz-executor5" dev="pipefs" ino=18485 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=fifo_file permissive=1 audit: type=1400 audit(1521544626.643:31): avc: denied { set_context_mgr } for pid=7531 comm="syz-executor2" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=binder permissive=1 binder: 7531:7540 ioctl 80084503 20000040 returned -22 binder: 7531:7540 ioctl c0306201 204edfd0 returned -14 audit: type=1400 audit(1521544626.643:32): avc: denied { call } for pid=7531 comm="syz-executor2" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=binder permissive=1 binder: 7531:7540 got reply transaction with bad transaction stack, transaction 16 has target 7531:0 binder: 7531:7540 transaction failed 29201/-71, size 32-8 line 2941 binder: BINDER_SET_CONTEXT_MGR already set binder: 7538:7543 ioctl 40046207 0 returned -16 binder: 7538:7543 unknown command -2038675693 binder: 7538:7543 ioctl c0306201 20000040 returned -22 sd 0:0:1:0: [sg0] tag#962 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:1:0: [sg0] tag#962 CDB: Test Unit Ready sd 0:0:1:0: [sg0] tag#962 CDB[00]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[10]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[20]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[30]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[40]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[50]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[60]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[70]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[80]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[90]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[a0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[b0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[c0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[d0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[e0]: 00 00 00 00 00 binder: BINDER_SET_CONTEXT_MGR already set binder: 7538:7547 ioctl 40046207 0 returned -16 binder: BINDER_SET_CONTEXT_MGR already set binder: 7531:7546 ioctl 40046207 0 returned -16 binder: release 7531:7540 transaction 16 out, still active binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29201 binder: send failed reply for transaction 16, target dead sd 0:0:1:0: [sg0] tag#962 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:1:0: [sg0] tag#962 CDB: Test Unit Ready sd 0:0:1:0: [sg0] tag#962 CDB[00]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[10]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[20]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[30]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[40]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[50]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[60]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[70]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[80]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[90]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[a0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[b0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[c0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[d0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#962 CDB[e0]: 00 00 00 00 00 binder: 7538:7547 unknown command -2038675693 binder: 7538:7547 ioctl c0306201 20000040 returned -22 binder: 7531:7546 ioctl 80084503 20000040 returned -22 binder: 7531:7540 ioctl c0306201 204edfd0 returned -14 binder: 7531:7546 transaction failed 29189/-22, size 0-0 line 3010 binder: undelivered TRANSACTION_ERROR: 29189 audit: type=1400 audit(1521544627.213:33): avc: denied { create } for pid=7588 comm="syz-executor7" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_crypto_socket permissive=1 l2tp_core: tunl 1: fd 19 wrong protocol, got 1, expected 17 l2tp_core: tunl 1: fd 20 wrong protocol, got 1, expected 17 BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor2/7833 caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 binder: 7832:7841 Release 1 refcount change on invalid ref 0 ret -22 CPU: 0 PID: 7833 Comm: syz-executor2 Not tainted 4.9.88-g71df7bb #60 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801cb777430 ffffffff81d95f19 0000000000000000 ffffffff83c19200 ffffffff83f460a0 ffff8801cbac3000 0000000000000003 ffff8801cb777470 ffffffff81dfd514 ffff8801cb777488 ffffffff83f460a0 dffffc0000000000 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x188/0x930 net/xfrm/xfrm_ipcomp.c:363 [] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137 [] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2096 [] xfrm_state_construct net/xfrm/xfrm_user.c:590 [inline] [] xfrm_add_sa+0x1916/0x2e40 net/xfrm/xfrm_user.c:639 [] xfrm_user_rcv_msg+0x40d/0x6a0 net/xfrm/xfrm_user.c:2549 [] netlink_rcv_skb+0x13e/0x370 net/netlink/af_netlink.c:2353 [] xfrm_netlink_rcv+0x6f/0x90 net/xfrm/xfrm_user.c:2557 [] netlink_unicast_kernel net/netlink/af_netlink.c:1275 [inline] [] netlink_unicast+0x511/0x750 net/netlink/af_netlink.c:1301 [] netlink_sendmsg+0x8e8/0xc50 net/netlink/af_netlink.c:1847 [] sock_sendmsg_nosec net/socket.c:635 [inline] [] sock_sendmsg+0xca/0x110 net/socket.c:645 [] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969 [] __sys_sendmsg+0xd6/0x190 net/socket.c:2003 [] SYSC_sendmsg net/socket.c:2014 [inline] [] SyS_sendmsg+0x2d/0x50 net/socket.c:2010 [] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282 [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb audit: type=1400 audit(1521544628.953:34): avc: denied { associate } for pid=7962 comm="syz-executor1" name="file0" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 l2tp_ppp: sess 4/0: set debug=cf10464f l2tp_ppp: sess 4/0: set flags=0 IPVS: Creating netns size=2536 id=12