syz-executor4: vmalloc: allocation failure: 8015577088 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 0 PID: 7552 Comm: syz-executor4 Not tainted 4.9.84-ge7f51a5 #45 BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor5/7565 caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801cbd47828 ffffffff81d956b9 1ffff100397a8f08 ffff8801cbaa9800 ffffffff83ab93e0 0000000000000001 0000000000400000 ffff8801cbd47938 ffffffff81451cd2 024000c200000003 0000000041b58ab3 ffffffff841959b5 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:726 [] translate_table+0x21a/0x1e80 net/ipv6/netfilter/ip6_tables.c:730 [] do_replace net/ipv6/netfilter/ip6_tables.c:1182 [inline] [] do_ip6t_set_ctl+0x2be/0x470 net/ipv6/netfilter/ip6_tables.c:1708 [] 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+0x47/0xc5 CPU: 1 PID: 7565 Comm: syz-executor5 Not tainted 4.9.84-ge7f51a5 #45 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801ca5e7668 ffffffff81d956b9 0000000000000001 ffffffff83c18e00 ffffffff83f45be0 ffff8801cb383000 0000000000000003 ffff8801ca5e76a8 ffffffff81dfccb4 ffff8801ca5e76c0 ffffffff83f45be0 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+0x47/0xc5 Mem-Info: active_anon:40606 inactive_anon:44 isolated_anon:0 active_file:3558 inactive_file:8427 isolated_file:0 unevictable:0 dirty:49 writeback:0 unstable:0 slab_reclaimable:6236 slab_unreclaimable:59324 mapped:24249 shmem:181 pagetables:701 bounce:0 free:1488306 free_pcp:366 free_cma:0 BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor5/7584 caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 CPU: 1 PID: 7584 Comm: syz-executor5 Not tainted 4.9.84-ge7f51a5 #45 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801cb1cf668 ffffffff81d956b9 0000000000000001 ffffffff83c18e00 ffffffff83f45be0 ffff8801cbad9800 0000000000000003 ffff8801cb1cf6a8 ffffffff81dfccb4 ffff8801cb1cf6c0 ffffffff83f45be0 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+0x47/0xc5 Node 0 active_anon:147824kB inactive_anon:176kB active_file:14232kB inactive_file:33708kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96812kB dirty:196kB writeback:0kB shmem:724kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB 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:2979952kB 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:2980720kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:768kB local_pcp:48kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 Normal free:2972988kB min:36824kB low:46028kB high:55232kB active_anon:147824kB inactive_anon:176kB active_file:14232kB inactive_file:33708kB unevictable:0kB writepending:212kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:24968kB slab_unreclaimable:236992kB kernel_stack:5408kB pagetables:2448kB bounce:0kB free_pcp:1104kB local_pcp:512kB 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: 2*4kB (M) 3*8kB (M) 1*16kB (M) 2*32kB (M) 2*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2979952kB Normal: 267*4kB (UME) 17*8kB (UME) 310*16kB (UM) 509*32kB (UM) 419*64kB (UME) 210*128kB (UM) 46*256kB (UME) 7*512kB (UM) 8*1024kB (UME) 5*2048kB (UME) 699*4096kB (M) = 2973044kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 12171 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 320509 pages reserved TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. mmap: syz-executor5 (7638): VmData 18530304 exceed data ulimit 0. Update limits or use boot option ignore_rlimit_data. binder: 7677:7686 unknown command -807982766 binder: 7677:7686 ioctl c0306201 20a20000 returned -22 netlink: 8 bytes leftover after parsing attributes in process `syz-executor0'. audit: type=1400 audit(1519765971.689:28): avc: denied { mounton } for pid=7720 comm="syz-executor7" path=2F70726F632F3430332F7461736B2F343034202864656C6574656429 dev="proc" ino=19558 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=dir permissive=1 Option 'Ü¿Ò „ãÞ' to dns_resolver key: bad/missing value audit: type=1400 audit(1519765972.159:29): avc: denied { setuid } for pid=7864 comm="syz-executor1" capability=7 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 netlink: 3 bytes leftover after parsing attributes in process `syz-executor6'. syz-executor3 (8015): /proc/8012/oom_adj is deprecated, please use /proc/8012/oom_score_adj instead. audit: type=1400 audit(1519765972.539:30): avc: denied { setattr } for pid=8012 comm="syz-executor3" name="oom_adj" dev="proc" ino=19875 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=file permissive=1 keychord: unsupported version 3 keychord: unsupported version 3 binder: 8056:8065 BC_REQUEST_DEATH_NOTIFICATION invalid ref 4 binder: 8066:8069 BC_INCREFS_DONE node 18 has no pending increfs request binder: BINDER_SET_CONTEXT_MGR already set binder: 8066:8069 ioctl 40046207 0 returned -16 binder_alloc: 8057: binder_alloc_buf, no vma binder: 8057:8060 transaction failed 29189/-3, size 40-8 line 3127 binder: 8057:8076 DecRefs 0 refcount change on invalid ref 0 ret -22 audit: type=1400 audit(1519765972.699:31): avc: denied { write } for pid=8085 comm="syz-executor5" name="net" dev="proc" ino=19987 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=dir permissive=1 audit: type=1400 audit(1519765972.699:32): avc: denied { add_name } for pid=8085 comm="syz-executor5" name="pfkey" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=dir permissive=1 audit: type=1400 audit(1519765972.699:33): avc: denied { create } for pid=8085 comm="syz-executor5" name="pfkey" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:insmod_t:s0 tclass=file permissive=1 binder: BINDER_SET_CONTEXT_MGR already set binder: 8057:8101 ioctl 40046207 0 returned -16 binder: 8056:8107 BC_REQUEST_DEATH_NOTIFICATION invalid ref 4 binder: 8056:8107 got reply transaction with no transaction stack binder: 8056:8107 transaction failed 29201/-71, size 0-0 line 2920 binder_alloc: 8057: binder_alloc_buf, no vma binder: 8057:8076 transaction failed 29189/-3, size 40-8 line 3127 binder: 8056:8065 got reply transaction with no transaction stack binder: 8056:8065 transaction failed 29201/-71, size 0-0 line 2920 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29189 IPVS: Creating netns size=2536 id=11 binder: 8465:8467 unknown command 2123170170 binder: 8465:8467 ioctl c0306201 20004000 returned -22 binder: 8465:8467 got reply transaction with no transaction stack binder: 8465:8467 transaction failed 29201/-71, size 24-24 line 2920 binder: 8465:8474 unknown command 2123170170 binder: 8465:8474 ioctl c0306201 20004000 returned -22 binder: BINDER_SET_CONTEXT_MGR already set binder: 8465:8474 ioctl 40046207 0 returned -16 binder: 8465:8467 ioctl c0306201 20000240 returned -14 binder: release 8465:8467 transaction 26 out, still active binder: undelivered TRANSACTION_COMPLETE binder: send failed reply for transaction 26, target dead binder: 8502:8503 unknown command 0 binder: 8502:8503 ioctl c0306201 20008fd0 returned -22 binder: 8502:8509 unknown command 0 binder: 8502:8509 ioctl c0306201 20008fd0 returned -22 ALSA: seq fatal error: cannot create timer (-22) binder_alloc: binder_alloc_mmap_handler: 8654 20000000-20002000 already mapped failed -16 ALSA: seq fatal error: cannot create timer (-22) binder_alloc: 8654: binder_alloc_buf, no vma binder: BINDER_SET_CONTEXT_MGR already set binder: 8654:8657 ioctl 40046207 0 returned -16 binder: 8654:8664 transaction failed 29189/-3, size 0-0 line 3127 binder: undelivered TRANSACTION_ERROR: 29189 binder: release 8654:8657 transaction 28 out, still active binder: undelivered TRANSACTION_COMPLETE binder: BINDER_SET_CONTEXT_MGR already set binder: 8678:8682 ioctl 40046207 0 returned -16 binder: send failed reply for transaction 28, target dead device lo entered promiscuous mode device lo left promiscuous mode device lo entered promiscuous mode device lo left promiscuous mode SELinux: unrecognized netlink message: protocol=6 nlmsg_type=0 sclass=netlink_xfrm_socket pig=8798 comm=syz-executor6 binder: 8794:8807 got transaction with invalid offsets ptr binder: 8794:8807 transaction failed 29201/-14, size 24-16 line 3155 binder: BINDER_SET_CONTEXT_MGR already set binder: 8794:8810 ioctl 40046207 0 returned -16 binder_alloc: 8794: binder_alloc_buf, no vma binder: 8794:8810 transaction failed 29189/-3, size 24-16 line 3127 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29189 SELinux: unrecognized netlink message: protocol=6 nlmsg_type=0 sclass=netlink_xfrm_socket pig=8819 comm=syz-executor6 SELinux: unrecognized netlink message: protocol=6 nlmsg_type=52918 sclass=netlink_xfrm_socket pig=8842 comm=syz-executor3 SELinux: unrecognized netlink message: protocol=6 nlmsg_type=52918 sclass=netlink_xfrm_socket pig=8842 comm=syz-executor3 TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. netlink: 72 bytes leftover after parsing attributes in process `syz-executor2'. netlink: 72 bytes leftover after parsing attributes in process `syz-executor2'. syz-executor6 (8959) used greatest stack depth: 23648 bytes left SELinux: unrecognized netlink message: protocol=0 nlmsg_type=55851 sclass=netlink_route_socket pig=9018 comm=syz-executor0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=55851 sclass=netlink_route_socket pig=9018 comm=syz-executor0 binder: 9033:9043 Release 1 refcount change on invalid ref 3 ret -22 binder: 9033:9043 BC_FREE_BUFFER u0000000000000000 no match binder: 9033:9043 got reply transaction with no transaction stack binder: 9033:9043 transaction failed 29201/-71, size 64-48 line 2920 binder: 9065:9068 transaction failed 29189/-22, size 0-0 line 3004 binder: 9065:9068 transaction failed 29189/-22, size 0-0 line 3004 binder: 9065:9074 BC_DEAD_BINDER_DONE 0000000000000000 not found binder: 9065:9074 got transaction to invalid handle binder: 9065:9074 transaction failed 29201/-22, size 24-8 line 3004 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29189