================================================================== BUG: KASAN: wild-memory-access on address ffe708746e571000 Read of size 37 by task syz-executor7/3582 CPU: 0 PID: 3582 Comm: syz-executor7 Not tainted 4.9.53-g379e3b2 #59 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801aba9fae8 ffffffff81d93789 ffe708746e571000 0000000000000025 0000000000000000 ffff8801abf0bf60 ffe708746e571000 ffff8801aba9fb70 ffffffff8153d48f 0000000000000000 0000000000000001 ffffffff826650bb Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] kasan_report_error mm/kasan/report.c:284 [inline] [] kasan_report.part.1+0x40f/0x500 mm/kasan/report.c:309 [] kasan_report+0x20/0x30 mm/kasan/report.c:296 [] check_memory_region_inline mm/kasan/kasan.c:308 [inline] [] check_memory_region+0x137/0x190 mm/kasan/kasan.c:315 [] kasan_check_read+0x11/0x20 mm/kasan/kasan.c:320 [] __copy_to_user arch/x86/include/asm/uaccess_64.h:182 [inline] [] sg_read_oxfer drivers/scsi/sg.c:1978 [inline] [] sg_read+0x124b/0x1400 drivers/scsi/sg.c:520 [] __vfs_read+0x103/0x670 fs/read_write.c:452 [] vfs_read+0x107/0x330 fs/read_write.c:475 [] SYSC_read fs/read_write.c:591 [inline] [] SyS_read+0xd9/0x1b0 fs/read_write.c:584 [] entry_SYSCALL_64_fastpath+0x23/0xc6 ================================================================== netlink: 1 bytes leftover after parsing attributes in process `syz-executor4'. mmap: syz-executor7 (3629) uses deprecated remap_file_pages() syscall. See Documentation/vm/remap_file_pages.txt. netlink: 1 bytes leftover after parsing attributes in process `syz-executor4'. IPVS: Creating netns size=2536 id=9 netlink: 1 bytes leftover after parsing attributes in process `syz-executor1'. IPVS: Creating netns size=2536 id=10 netlink: 4 bytes leftover after parsing attributes in process `syz-executor2'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor2'. device gre0 entered promiscuous mode device gre0 left promiscuous mode syz-executor1 uses obsolete (PF_INET,SOCK_PACKET) device gre0 entered promiscuous mode device gre0 left promiscuous mode device lo entered promiscuous mode device lo left promiscuous mode device lo entered promiscuous mode device lo left promiscuous mode netlink: 11 bytes leftover after parsing attributes in process `syz-executor1'. netlink: 11 bytes leftover after parsing attributes in process `syz-executor1'. SELinux: unrecognized netlink message: protocol=9 nlmsg_type=36 sclass=netlink_audit_socket pig=3890 comm=syz-executor2 SELinux: unrecognized netlink message: protocol=9 nlmsg_type=3131 sclass=netlink_audit_socket pig=3912 comm=syz-executor2 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 0 PID: 3894 Comm: syz-executor7 Tainted: G B 4.9.53-g379e3b2 #59 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801a6f6f930 ffffffff81d93789 ffff8801a6f6fc10 0000000000000000 ffff8801a6f88110 ffff8801a6f6fb00 ffff8801a6f88000 ffff8801a6f6fb28 ffffffff816611c8 ffff8801a6f6fa80 ffffffff84185a24 00000001a6f17067 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] handle_userfault+0xa48/0x1300 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+0x5b7/0xd70 arch/x86/mm/fault.c:1397 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1461 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1012 [] entry_SYSCALL_64_fastpath+0x23/0xc6 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 0 PID: 3911 Comm: syz-executor7 Tainted: G B 4.9.53-g379e3b2 #59 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801a8cbf860 ffffffff81d93789 ffff8801a8cbfb40 0000000000000000 ffff8801a6f88110 ffff8801a8cbfa30 ffff8801a6f88000 ffff8801a8cbfa58 ffffffff816611c8 ffff8801a8cbf9b0 0000000000000000 00000001a6f17067 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] handle_userfault+0xa48/0x1300 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+0x5b7/0xd70 arch/x86/mm/fault.c:1397 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1461 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1012 [] SyS_rt_sigtimedwait+0x2d/0x40 kernel/signal.c:2819 [] entry_SYSCALL_64_fastpath+0x23/0xc6 SELinux: unrecognized netlink message: protocol=9 nlmsg_type=36 sclass=netlink_audit_socket pig=3915 comm=syz-executor2 SELinux: unrecognized netlink message: protocol=9 nlmsg_type=3131 sclass=netlink_audit_socket pig=3915 comm=syz-executor2 device syz3 entered promiscuous mode sg_write: data in/out 476/6 bytes for SCSI command 0x0-- guessing data in; program syz-executor5 not setting count and/or reply_len properly netlink: 3817 bytes leftover after parsing attributes in process `syz-executor7'. syz-executor4: vmalloc: allocation failure: 16587630936 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 0 PID: 4052 Comm: syz-executor4 Tainted: G B 4.9.53-g379e3b2 #59 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 device gre0 entered promiscuous mode ffff8801d7467880 ffffffff81d93789 1ffff1003ae8cf13 ffff8801d58eb000 ffffffff83ab7ac0 0000000000000001 0000000000400000 ffff8801d7467990 ffffffff81451172 024000c2d5c7f3bd 0000000041b58ab3 ffffffff8418fdb5 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:3054 [] __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+0x21a/0x1e30 net/ipv4/netfilter/ip_tables.c:700 [] ? 0xffffffff810002b8 [] do_replace net/ipv4/netfilter/ip_tables.c:1151 [inline] [] do_ipt_set_ctl+0x2be/0x470 net/ipv4/netfilter/ip_tables.c:1687 [] 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:1243 [] tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2705 [] sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2705 [] SYSC_setsockopt net/socket.c:1771 [inline] [] SyS_setsockopt+0x160/0x250 net/socket.c:1750 [] entry_SYSCALL_64_fastpath+0x23/0xc6 Mem-Info: active_anon:69387 inactive_anon:63 isolated_anon:0 active_file:3413 inactive_file:5819 isolated_file:0 unevictable:0 dirty:98 writeback:2 unstable:0 slab_reclaimable:4365 slab_unreclaimable:48660 mapped:22051 shmem:184 pagetables:710 bounce:0 free:1475059 free_pcp:349 free_cma:0 Node 0 active_anon:265140kB inactive_anon:172kB active_file:13652kB inactive_file:23276kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:88176kB dirty:416kB writeback:0kB shmem:728kB 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 syz-executor4: vmalloc: allocation failure: 16587630936 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 1 PID: 4102 Comm: syz-executor4 Tainted: G B 4.9.53-g379e3b2 #59 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801d8abf880 ffffffff81d93789 1ffff1003b157f13 ffff8801ceaf4800 ffffffff83ab7ac0 0000000000000001 0000000000400000 ffff8801d8abf990 ffffffff81451172 024000c2902267af 0000000041b58ab3 ffffffff8418fdb5 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:3054 [] __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+0x21a/0x1e30 net/ipv4/netfilter/ip_tables.c:700 [] ? 0xffffffff810002b8 [] do_replace net/ipv4/netfilter/ip_tables.c:1151 [inline] [] do_ipt_set_ctl+0x2be/0x470 net/ipv4/netfilter/ip_tables.c:1687 [] 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:1243 [] tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2705 [] sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2705 [] SYSC_setsockopt net/socket.c:1771 [inline] [] SyS_setsockopt+0x160/0x250 net/socket.c:1750 [] entry_SYSCALL_64_fastpath+0x23/0xc6 Mem-Info: active_anon:65818 inactive_anon:43 isolated_anon:0 active_file:3413 inactive_file:5819 isolated_file:0 unevictable:0 dirty:104 writeback:0 unstable:0 slab_reclaimable:4381 slab_unreclaimable:48687 mapped:22044 shmem:182 pagetables:700 bounce:0 free:1478643 free_pcp:355 free_cma:0 Node 0 active_anon:263272kB inactive_anon:172kB active_file:13652kB inactive_file:23276kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:88176kB dirty:416kB writeback:0kB shmem:728kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 10240kB 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 DMA32 free:2981152kB min:30600kB low:38248kB high:45896kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2981848kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:696kB local_pcp:0kB free_cma:0kB Normal free:2917512kB min:36816kB low:46020kB high:55224kB active_anon:263272kB inactive_anon:172kB active_file:13652kB inactive_file:23276kB unevictable:0kB writepending:416kB present:4718592kB managed:3585220kB mlocked:0kB slab_reclaimable:17524kB slab_unreclaimable:194748kB kernel_stack:5792kB pagetables:2800kB bounce:0kB free_pcp:724kB local_pcp:428kB free_cma:0kB DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 9413 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965979 pages RAM 0 pages HighMem/MovableOnly 320235 pages reserved lowmem_reserve[]: 0 2910 6411 6411 DMA32 free:2981152kB min:30600kB low:38248kB high:45896kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2981848kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:696kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 Normal free:2901444kB min:36816kB low:46020kB high:55224kB active_anon:276580kB inactive_anon:172kB active_file:13660kB inactive_file:23312kB unevictable:0kB writepending:108kB present:4718592kB managed:3585220kB mlocked:0kB slab_reclaimable:17652kB slab_unreclaimable:197260kB kernel_stack:5664kB pagetables:2896kB bounce:0kB free_pcp:1288kB local_pcp:732kB 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: 6*4kB (M) 3*8kB (M) 5*16kB (M) 3*32kB (M) 3*64kB (M) 3*128kB (M) 2*256kB (M) 2*512kB (M) 1*1024kB (M) 2*2048kB (M) 726*4096kB (M) = 2981152kB Normal: 718*4kB (UME) 2978*8kB (UM) 1830*16kB (UME) 1522*32kB (UM) 724*64kB (UME) 101*128kB (UM) 5*256kB (UM) 2*512kB (UE) 1*1024kB (M) 7*2048kB (ME) 664*4096kB (M) = 2901352kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 9425 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965979 pages RAM 0 pages HighMem/MovableOnly 320235 pages reserved SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4369 comm=syz-executor5 9pnet_virtio: no channels available for device ./file0 IPVS: Creating netns size=2536 id=11 binder: 4527:4529 ioctl c0286404 20c0dfd8 returned -22 binder: 4527:4541 ioctl c0286404 20c0dfd8 returned -22 IPVS: Creating netns size=2536 id=12 binder: 4557:4565 ioctl c0286404 20c0dfd8 returned -22 binder: 4557:4577 ioctl c0286404 20c0dfd8 returned -22 tmpfs: No value for mount option 'I' tmpfs: No value for mount option 'I' device lo entered promiscuous mode device lo left promiscuous mode device lo entered promiscuous mode device lo left promiscuous mode FAULT_FLAG_ALLOW_RETRY missing 30 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 0 PID: 4760 Comm: syz-executor6 Tainted: G B 4.9.53-g379e3b2 #59 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801c66d7930 ffffffff81d93789 ffff8801c66d7c10 0000000000000000 ffff8801a6f88710 ffff8801c66d7b00 ffff8801a6f88600 ffff8801c66d7b28 ffffffff816611c8 ffff8801c66d7a80 ffff8801c66d79a0 00000001ce561067 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] handle_userfault+0xa48/0x1300 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+0x5b7/0xd70 arch/x86/mm/fault.c:1397 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1461 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1012 [] entry_SYSCALL_64_fastpath+0x23/0xc6 device gre0 entered promiscuous mode device gre0 left promiscuous mode SELinux: unrecognized netlink message: protocol=0 nlmsg_type=59037 sclass=netlink_route_socket pig=4817 comm=syz-executor5 device gre0 entered promiscuous mode ?: renamed from tunl0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=59037 sclass=netlink_route_socket pig=4817 comm=syz-executor5 CPU: 1 PID: 4773 Comm: syz-executor6 Tainted: G B 4.9.53-g379e3b2 #59 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801c7a07860 ffffffff81d93789 ffff8801c7a07b40 0000000000000000 ffff8801a6f88710 ffff8801c7a07a30 ffff8801a6f88600 ffff8801c7a07a58 ffffffff816611c8 ffff8801c7a079b0 0000000000000000 00000001ce561067 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] handle_userfault+0xa48/0x1300 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+0x5b7/0xd70 arch/x86/mm/fault.c:1397 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1461 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1012 [] SyS_rt_sigtimedwait+0x2d/0x40 kernel/signal.c:2819 [] entry_SYSCALL_64_fastpath+0x23/0xc6 device gre0 left promiscuous mode device syz2 entered promiscuous mode FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 1 PID: 4773 Comm: syz-executor6 Tainted: G B 4.9.53-g379e3b2 #59 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801c7a07860 ffffffff81d93789 ffff8801c7a07b40 0000000000000000 ffff8801aae6c710 ffff8801c7a07a30 ffff8801aae6c600 ffff8801c7a07a58 ffffffff816611c8 ffff8801c7a079b0 ffff8801d6183000 00000001d929f067 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] handle_userfault+0xa48/0x1300 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+0x5b7/0xd70 arch/x86/mm/fault.c:1397 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1461 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1012 [] SyS_rt_sigtimedwait+0x2d/0x40 kernel/signal.c:2819 [] entry_SYSCALL_64_fastpath+0x23/0xc6 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 1 PID: 4760 Comm: syz-executor6 Tainted: G B 4.9.53-g379e3b2 #59 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801c66d7930 ffffffff81d93789 ffff8801c66d7c10 0000000000000000 ffff8801aae6c710 ffff8801c66d7b00 ffff8801aae6c600 ffff8801c66d7b28 ffffffff816611c8 ffff8801c66d7a80 ffffffff84185a24 00000001d929f067 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] handle_userfault+0xa48/0x1300 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+0x5b7/0xd70 arch/x86/mm/fault.c:1397 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1461 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1012 [] entry_SYSCALL_64_fastpath+0x23/0xc6 binder: 4903:4911 ioctl 4b3b 1 returned -22 binder: 4905:4912 ioctl 4b3b 81 returned -22 binder: 4905:4912 ioctl 4b3b 81 returned -22 binder: 4903:4911 ioctl 4b3b 1 returned -22 binder: 4973:4975 ioctl 5404 207dcfec returned -22 nla_parse: 6 callbacks suppressed SELinux: unrecognized netlink message: protocol=4 nlmsg_type=770 sclass=netlink_tcpdiag_socket pig=5014 comm=syz-executor3 netlink: 5 bytes leftover after parsing attributes in process `syz-executor2'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor2'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor2'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor2'. binder: 4973:5014 ioctl 5404 207dcfec returned -22 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=770 sclass=netlink_tcpdiag_socket pig=5003 comm=syz-executor3 binder: 5026:5042 ioctl 2401 9 returned -22 netlink: 5 bytes leftover after parsing attributes in process `syz-executor2'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor2'. device lo entered promiscuous mode device lo left promiscuous mode IPVS: Creating netns size=2536 id=13 netlink: 5 bytes leftover after parsing attributes in process `syz-executor2'. device lo entered promiscuous mode device lo left promiscuous mode binder: 5026:5091 ioctl 2401 9 returned -22 netlink: 8 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 44 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 44 bytes leftover after parsing attributes in process `syz-executor5'. pktgen: kernel_thread() failed for cpu 0 pktgen: Cannot create thread for cpu 0 (-4) pktgen: kernel_thread() failed for cpu 1 pktgen: Cannot create thread for cpu 1 (-4) pktgen: Initialization failed for all threads binder: 5160:5163 ioctl 2403 100000000007fff returned -22 device gre0 entered promiscuous mode device syz6 entered promiscuous mode SELinux: unrecognized netlink message: protocol=0 nlmsg_type=256 sclass=netlink_route_socket pig=5329 comm=syz-executor0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=256 sclass=netlink_route_socket pig=5329 comm=syz-executor0 FAULT_FLAG_ALLOW_RETRY missing 30 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 0 PID: 5350 Comm: syz-executor7 Tainted: G B 4.9.53-g379e3b2 #59 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801ce4a7980 ffffffff81d93789 ffff8801ce4a7c60 0000000000000000 ffff8801aae6c890 ffff8801ce4a7b50 ffff8801aae6c780 ffff8801ce4a7b78 ffffffff816611c8 ffff8801ce4a7ad0 ffffffff858e5780 00000001cb144067 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] handle_userfault+0xa48/0x1300 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+0x5b7/0xd70 arch/x86/mm/fault.c:1397 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1461 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1012 [] entry_SYSCALL_64_fastpath+0x23/0xc6 CPU: 1 PID: 5365 Comm: syz-executor7 Tainted: G B 4.9.53-g379e3b2 #59 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801cf9b7990 ffffffff81d93789 ffff8801cf9b7c70 0000000000000000 ffff8801aae6c890 ffff8801cf9b7b60 ffff8801aae6c780 ffff8801cf9b7b88 ffffffff816611c8 ffff8801cf9b7ae0 ffff8801cf9b79c8 00000001cb144067 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] handle_userfault+0xa48/0x1300 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+0x5b7/0xd70 arch/x86/mm/fault.c:1397 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1461 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1012 [] entry_SYSCALL_64_fastpath+0x23/0xc6 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=5492 comm=syz-executor0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=5492 comm=syz-executor0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=5492 comm=syz-executor0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=5542 comm=syz-executor0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=5542 comm=syz-executor0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=5567 comm=syz-executor0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=5567 comm=syz-executor0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=5542 comm=syz-executor0 TCP: request_sock_TCP: Possible SYN flooding on port 20028. Sending cookies. Check SNMP counters. device gre0 entered promiscuous mode device syz5 entered promiscuous mode device syz5 left promiscuous mode binder: 5886:5889 ioctl c08c5332 2063c000 returned -22 binder: 5886:5889 ioctl c08c5332 2063c000 returned -22 device gre0 entered promiscuous mode