binder: 9603:9619 got transaction with invalid offset (28, min 0 max 0) or object. binder: 9603:9619 transaction failed 29201/-22, size 0-40 line 3190 binder: undelivered TRANSACTION_ERROR: 29201 BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor7/9622 caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 ffff8801c71ef880 ffffffff81d94829 1ffff10038e3df13 ffff8801d95c9800 ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c71ef990 ffffffff81451c92 024000c200000003 0000000041b58ab3 ffffffff84195205 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:722 [] translate_table+0x2da/0x1cd0 net/ipv4/netfilter/arp_tables.c:549 [] ? 0xffffffff810002b8 [] do_replace net/ipv4/netfilter/arp_tables.c:986 [inline] [] do_arpt_set_ctl+0x2b7/0x650 net/ipv4/netfilter/arp_tables.c:1465 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:114 [] ip_setsockopt+0xa1/0xb0 net/ipv4/ip_sockglue.c:1248 [] tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2740 [] 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 [] entry_SYSCALL_64_fastpath+0x29/0xe8 CPU: 1 PID: 9622 Comm: syz-executor7 Not tainted 4.9.79-g71f1469 #25 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801d8a8f490 ffffffff81d94829 0000000000000001 ffffffff83c18800 ffffffff83f454c0 ffff8801d9700000[ 59.797565] Mem-Info: active_anon:57826 inactive_anon:44 isolated_anon:0 active_file:3592 inactive_file:8544 isolated_file:0 unevictable:0 dirty:102 writeback:0 unstable:0 slab_reclaimable:5613 slab_unreclaimable:60117 mapped:24108 shmem:51 pagetables:639 bounce:0 free:1469900 free_pcp:467 free_cma:0 Node 0 active_anon:231304kB inactive_anon:176kB active_file:14368kB inactive_file:34176kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96432kB dirty:408kB writeback:0kB shmem:204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 83968kB 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 0 2908 6410 6410DMA32 free:2980084kB 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:636kB local_pcp:636kB free_cma:0kB 0 0 3501 3501Normal free:2883608kB min:36824kB low:46028kB high:55232kB active_anon:231304kB inactive_anon:176kB active_file:14368kB inactive_file:34176kB unevictable:0kB writepending:408kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:22452kB slab_unreclaimable:240468kB kernel_stack:5664kB pagetables:2556kB bounce:0kB free_pcp:1232kB local_pcp:648kB free_cma:0kB 0 0 0 0DMA: 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 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 12186 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 binder: BINDER_SET_CONTEXT_MGR already set binder: 9603:9610 ioctl 40046207 0 returned -16 binder: 9603:9619 ioctl c0306201 2000afd0 returned -14 syz-executor6: vmalloc: allocation failure: 15157949456 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) binder_alloc: 9603: binder_alloc_buf, no vma binder: 9603:9619 transaction failed 29189/-3, size 0-0 line 3127 binder: release 9603:9610 transaction 55 in, still active binder: send failed reply for transaction 55 to 9603:9619 binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29189 0000000000000003 ffff8801d8a8f4d0 ffffffff81dfbe04 ffff8801d8a8f4e8 ffffffff83f454c0 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+0x413/0x6a0 net/xfrm/xfrm_user.c:2525 [] netlink_rcv_skb+0x13e/0x370 net/netlink/af_netlink.c:2351 [] xfrm_netlink_rcv+0x6f/0x90 net/xfrm/xfrm_user.c:2533 [] 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 [] entry_SYSCALL_64_fastpath+0x29/0xe8 CPU: 0 PID: 9630 Comm: syz-executor6 Not tainted 4.9.79-g71f1469 #25 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801be007880 ffffffff81d94829 1ffff10037c00f13 ffff8801d860e000 ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801be007990 ffffffff81451c92 024000c200000003 0000000041b58ab3 ffffffff84195205 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:722 [] translate_table+0x2da/0x1cd0 net/ipv4/netfilter/arp_tables.c:549 [] ? 0xffffffff810002b8 [] do_replace net/ipv4/netfilter/arp_tables.c:986 [inline] [] do_arpt_set_ctl+0x2b7/0x650 net/ipv4/netfilter/arp_tables.c:1465 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:114 [] ip_setsockopt+0xa1/0xb0 net/ipv4/ip_sockglue.c:1248 [] tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2740 [] 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 [] entry_SYSCALL_64_fastpath+0x29/0xe8 Mem-Info: active_anon:57236 inactive_anon:44 isolated_anon:0 active_file:3595 inactive_file:8548 isolated_file:0 unevictable:0 dirty:123 writeback:0 unstable:0 slab_reclaimable:5614 slab_unreclaimable:60109 mapped:24058 shmem:51 pagetables:640 bounce:0 free:1470514 free_pcp:489 free_cma:0 Node 0 active_anon:228944kB inactive_anon:176kB active_file:14380kB inactive_file:34192kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96232kB dirty:492kB writeback:0kB shmem:204kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 88064kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no binder: undelivered TRANSACTION_ERROR: 29189 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:2980084kB 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:636kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 Normal free:2886112kB min:36824kB low:46028kB high:55232kB active_anon:228920kB inactive_anon:176kB active_file:14380kB inactive_file:34192kB unevictable:0kB writepending:520kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:22460kB slab_unreclaimable:240440kB kernel_stack:5440kB pagetables:2512kB bounce:0kB free_pcp:1324kB local_pcp:620kB 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) 5*8kB (M) 4*16kB (M) 2*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2980084kB Normal: 84*4kB (UME) 48*8kB (UM) 59*16kB (UME) 55*32kB (UME) 104*64kB (UM) 25*128kB (UM) 14*256kB (UM) 6*512kB (UME) 5*1024kB (UME) 5*2048kB (UM) 696*4096kB (UM) = 2886112kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 12205 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 binder: 9677:9684 transaction failed 29189/-22, size 0-0 line 3004 binder: undelivered TRANSACTION_ERROR: 29189 binder: 9677:9701 transaction failed 29189/-22, size 0-0 line 3004 binder: undelivered TRANSACTION_ERROR: 29189 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 0 PID: 9743 Comm: syz-executor7 Not tainted 4.9.79-g71f1469 #25 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801d86ef850 ffffffff81d94829 ffff8801d86efb30 0000000000000000 ffff8801ccbb7d90 ffff8801d86efa20 ffff8801ccbb7c80 ffff8801d86efa48 ffffffff816621ca 00000000000065e3 ffff8801be3ce8f0 ffff8801be3ce8a0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] handle_userfault+0xa3a/0x1310 fs/userfaultfd.c:323 [] do_anonymous_page mm/memory.c:2747 [inline] [] handle_pte_fault mm/memory.c:3488 [inline] [] __handle_mm_fault mm/memory.c:3577 [inline] [] handle_mm_fault+0x1fd1/0x2530 mm/memory.c:3614 [] __do_page_fault+0x5c2/0xd40 arch/x86/mm/fault.c:1407 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1470 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1055 [] entry_SYSCALL_64_fastpath+0x29/0xe8 binder: 9852:9862 ioctl 541b 202c3ffc returned -22 sd 0:0:1:0: [sg0] tag#958 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:1:0: [sg0] tag#958 CDB: Test Unit Ready sd 0:0:1:0: [sg0] tag#958 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#958 CDB[10]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 binder: 9852:9862 ioctl 541b 202c3ffc returned -22 sd 0:0:1:0: [sg0] tag#958 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#958 CDB[30]: 00 00 00 binder: 9884:9894 ioctl c018620b 2000afe8 returned -14 sd 0:0:1:0: [sg0] tag#466 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:1:0: [sg0] tag#466 CDB: Test Unit Ready sd 0:0:1:0: [sg0] tag#466 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#466 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#466 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#466 CDB[30]: 00 00 00 binder: 9906:9918 transaction failed 29189/-22, size 0-0 line 3004 binder: 9906:9918 ioctl 894b 2000cffc returned -22 binder: 9884:9917 ioctl c018620b 2000afe8 returned -14 binder: undelivered TRANSACTION_ERROR: 29189 binder: 9906:9918 transaction failed 29189/-22, size 0-0 line 3004 binder: 9906:9918 ioctl 894b 2000cffc returned -22 binder: undelivered TRANSACTION_ERROR: 29189 audit: type=1400 audit(1517578820.163:39): avc: denied { setattr } for pid=9936 comm="syz-executor6" name="smaps" dev="proc" ino=18116 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 binder: 10070:10074 BC_DEAD_BINDER_DONE 0000000000000003 not found device eql entered promiscuous mode binder: 10070:10074 BC_CLEAR_DEATH_NOTIFICATION death notification not active binder: 10070:10074 BC_DEAD_BINDER_DONE 0000000000000003 not found binder: 10070:10074 Acquire 1 refcount change on invalid ref 0 ret -22 binder: 10070:10099 unknown command 0 binder: 10070:10099 ioctl c0306201 20008fd0 returned -22 binder: 10090:10096 BC_REQUEST_DEATH_NOTIFICATION death notification already set binder: 10070:10088 BC_CLEAR_DEATH_NOTIFICATION invalid ref 0 binder: 10070:10088 BC_REQUEST_DEATH_NOTIFICATION invalid ref 0 binder: 10090:10096 tried to acquire reference to desc 0, got 1 instead binder: 10090:10096 BC_REQUEST_DEATH_NOTIFICATION invalid ref 0 binder: 10090:10096 BC_REQUEST_DEATH_NOTIFICATION invalid ref 0 binder: 10070:10103 BC_DEAD_BINDER_DONE 0000000000000003 not found SELinux: unrecognized netlink message: protocol=0 nlmsg_type=25827 sclass=netlink_route_socket pig=10111 comm=syz-executor1 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=25827 sclass=netlink_route_socket pig=10128 comm=syz-executor1 keychord: unsupported version 0 keychord: unsupported version 0 binder: 10316:10317 ERROR: BC_REGISTER_LOOPER called without request binder: undelivered transaction 69, process died. binder: undelivered TRANSACTION_COMPLETE binder: 10316:10317 ERROR: BC_REGISTER_LOOPER called without request binder: undelivered TRANSACTION_COMPLETE binder: undelivered transaction 71, process died. FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 1 PID: 10328 Comm: syz-executor7 Not tainted 4.9.79-g71f1469 #25 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801c72179a0 ffffffff81d94829 ffff8801c7217c80 0000000000000000 ffff8801bf590410 ffff8801c7217b70 ffff8801bf590300 ffff8801c7217b98 ffffffff816621ca 00000000000065e3 ffff8801c7afb8f0 ffff8801c7afb8a0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] handle_userfault+0xa3a/0x1310 fs/userfaultfd.c:323 [] do_anonymous_page mm/memory.c:2747 [inline] [] handle_pte_fault mm/memory.c:3488 [inline] [] __handle_mm_fault mm/memory.c:3577 [inline] [] handle_mm_fault+0x1fd1/0x2530 mm/memory.c:3614 [] __do_page_fault+0x5c2/0xd40 arch/x86/mm/fault.c:1407 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1470 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1055 [] entry_SYSCALL_64_fastpath+0x29/0xe8 device lo entered promiscuous mode qtaguid: iface_stat: create(lo): no inet dev qtaguid: iface_stat: create6(lo): no inet dev IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready qtaguid: iface_stat: create6(lo): no inet dev SELinux: unrecognized netlink message: protocol=0 nlmsg_type=59156 sclass=netlink_route_socket pig=10452 comm=syz-executor0 IPv4: Oversized IP packet from 127.0.0.1 audit: type=1400 audit(1517578822.713:40): avc: denied { net_bind_service } for pid=10577 comm="syz-executor6" capability=10 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 binder: 10698:10699 BC_INCREFS_DONE u0000000000000000 no match binder: 10698:10703 BC_INCREFS_DONE u0000000000000000 no match binder: undelivered death notification, 0000000000000000 binder: BINDER_SET_CONTEXT_MGR already set binder: 10796:10799 ioctl 40046207 0 returned -16 binder: undelivered death notification, 0000000000000000 l2tp_core: tunl 1: fd 19 wrong protocol, got 6, expected 17 SELinux: unrecognized netlink message: protocol=6 nlmsg_type=40 sclass=netlink_xfrm_socket pig=10913 comm=syz-executor6 SELinux: unrecognized netlink message: protocol=6 nlmsg_type=40 sclass=netlink_xfrm_socket pig=10913 comm=syz-executor6 netlink: 8 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor6'. binder: 10953:10954 ERROR: BC_REGISTER_LOOPER called without request binder: 10953:10954 got reply transaction with bad transaction stack, transaction 76 has target 10953:0 binder: 10953:10954 transaction failed 29201/-71, size 24-8 line 2935 binder: 10953:10954 ioctl c0306201 20b6ffd0 returned -14 binder: 10953:10954 IncRefs 0 refcount change on invalid ref 1 ret -22 binder: BINDER_SET_CONTEXT_MGR already set binder: 10953:10978 ioctl 40046207 0 returned -16 binder: 10953:10965 ERROR: BC_REGISTER_LOOPER called without request binder_alloc: 10953: binder_alloc_buf, no vma binder: 10953:10978 transaction failed 29189/-3, size 0-0 line 3127 binder: 10953:10978 IncRefs 0 refcount change on invalid ref 1 ret -22 binder: undelivered TRANSACTION_ERROR: 29189 binder: release 10953:10954 transaction 76 out, still active binder: undelivered TRANSACTION_ERROR: 29201 binder: send failed reply for transaction 76, target dead audit: type=1400 audit(1517578824.793:41): avc: denied { create } for pid=11020 comm="syz-executor5" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_fib_lookup_socket permissive=1 netlink: 2 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 2 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor1'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor1'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor1'. FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 1 PID: 11230 Comm: syz-executor2 Not tainted 4.9.79-g71f1469 #25 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801cfd3f930 ffffffff81d94829 ffff8801cfd3fc10 0000000000000000 ffff8801be563310 ffff8801cfd3fb00 ffff8801be563200 ffff8801cfd3fb28 ffffffff816621ca 00000000000065e3 ffff8801d6a668f0 ffff8801d6a668a0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] handle_userfault+0xa3a/0x1310 fs/userfaultfd.c:323 [] do_anonymous_page mm/memory.c:2747 [inline] [] handle_pte_fault mm/memory.c:3488 [inline] [] __handle_mm_fault mm/memory.c:3577 [inline] [] handle_mm_fault+0x1fd1/0x2530 mm/memory.c:3614 [] __do_page_fault+0x5c2/0xd40 arch/x86/mm/fault.c:1407 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1470 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1055 [] entry_SYSCALL_64_fastpath+0x29/0xe8 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 1 PID: 11213 Comm: syz-executor2 Not tainted 4.9.79-g71f1469 #25 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801d3c075d0 ffffffff81d94829 ffff8801d3c078b0 0000000000000000 ffff8801be563310 ffff8801d3c077a0 ffff8801be563200 ffff8801d3c077c8 ffffffff816621ca 00000000000065e3 ffff8801d05de8f0 ffff8801d05de8a0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] handle_userfault+0xa3a/0x1310 fs/userfaultfd.c:323 [] do_anonymous_page mm/memory.c:2747 [inline] [] handle_pte_fault mm/memory.c:3488 [inline] [] __handle_mm_fault mm/memory.c:3577 [inline] [] handle_mm_fault+0x1fd1/0x2530 mm/memory.c:3614 [] __do_page_fault+0x5c2/0xd40 arch/x86/mm/fault.c:1407 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1470 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1055 [] vfs_ioctl fs/ioctl.c:43 [inline] [] do_vfs_ioctl+0x1aa/0x1140 fs/ioctl.c:679 [] SYSC_ioctl fs/ioctl.c:694 [inline] [] SyS_ioctl+0x8f/0xc0 fs/ioctl.c:685 [] entry_SYSCALL_64_fastpath+0x29/0xe8 netlink: 3 bytes leftover after parsing attributes in process `syz-executor1'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor1'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor1'. FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 1 PID: 11230 Comm: syz-executor2 Not tainted 4.9.79-g71f1469 #25 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801cfd3f930 ffffffff81d94829 ffff8801cfd3fc10 0000000000000000 ffff8801bf591190 ffff8801cfd3fb00 ffff8801bf591080 ffff8801cfd3fb28 ffffffff816621ca 00000000000065e3 ffff8801d6a668f0 ffff8801d6a668a0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] handle_userfault+0xa3a/0x1310 fs/userfaultfd.c:323 [] do_anonymous_page mm/memory.c:2747 [inline] [] handle_pte_fault mm/memory.c:3488 [inline] [] __handle_mm_fault mm/memory.c:3577 [inline] [] handle_mm_fault+0x1fd1/0x2530 mm/memory.c:3614 [] __do_page_fault+0x5c2/0xd40 arch/x86/mm/fault.c:1407 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1470 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1055 [] entry_SYSCALL_64_fastpath+0x29/0xe8 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 1 PID: 11213 Comm: syz-executor2 Not tainted 4.9.79-g71f1469 #25 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801d3c075d0 ffffffff81d94829 ffff8801d3c078b0 0000000000000000 ffff8801bf591190 ffff8801d3c077a0 ffff8801bf591080 ffff8801d3c077c8 ffffffff816621ca 00000000000065e3 ffff8801d05de8f0 ffff8801d05de8a0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] handle_userfault+0xa3a/0x1310 fs/userfaultfd.c:323 [] do_anonymous_page mm/memory.c:2747 [inline] [] handle_pte_fault mm/memory.c:3488 [inline] [] __handle_mm_fault mm/memory.c:3577 [inline] [] handle_mm_fault+0x1fd1/0x2530 mm/memory.c:3614 [] __do_page_fault+0x5c2/0xd40 arch/x86/mm/fault.c:1407 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1470 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1055 [] vfs_ioctl fs/ioctl.c:43 [inline] [] do_vfs_ioctl+0x1aa/0x1140 fs/ioctl.c:679 [] SYSC_ioctl fs/ioctl.c:694 [inline] [] SyS_ioctl+0x8f/0xc0 fs/ioctl.c:685 [] entry_SYSCALL_64_fastpath+0x29/0xe8 audit: type=1400 audit(1517578826.993:42): avc: denied { bind } for pid=11259 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_netfilter_socket permissive=1