BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor3/10167 binder: release 10159:10168 transaction 61 out, still active binder: release 10159:10168 transaction 60 in, still active binder: undelivered TRANSACTION_COMPLETE binder: BINDER_SET_CONTEXT_MGR already set binder: 10159:10181 ioctl 40046207 0 returned -16 binder_alloc: 10159: binder_alloc_buf, no vma binder: 10159:10181 transaction failed 29189/-3, size 0-0 line 3127 binder: undelivered TRANSACTION_ERROR: 29189 binder: release 10159:10181 transaction 60 out, still active binder: undelivered TRANSACTION_COMPLETE binder: send failed reply for transaction 61, target dead binder: send failed reply for transaction 60, target dead syz-executor7: vmalloc: allocation failure: 15157949456 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 0 PID: 10190 Comm: syz-executor7 Not tainted 4.9.78-g7be1985 #24 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801c5217880 ffffffff81d94409 1ffff10038a42f13 ffff8801ba9a6000 ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c5217990 ffffffff81451bd2 024000c200000003 0000000041b58ab3 ffffffff84195325 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 [] 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:2737 [] 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:62290 inactive_anon:41 isolated_anon:0 active_file:3541 inactive_file:8316 isolated_file:0 unevictable:0 dirty:3 writeback:0 unstable:0 slab_reclaimable:5641 slab_unreclaimable:60133 mapped:24076 shmem:178 pagetables:695 bounce:0 free:1465454 free_pcp:357 free_cma:0 Node 0 active_anon:249160kB inactive_anon:164kB active_file:14164kB inactive_file:33264kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96304kB dirty:12kB writeback:0kB shmem:712kB 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 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:636kB free_cma:0kB Normal free:2865824kB min:36824kB low:46028kB high:55232kB active_anon:249160kB inactive_anon:164kB active_file:14164kB inactive_file:33264kB unevictable:0kB writepending:12kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:22564kB slab_unreclaimable:240532kB kernel_stack:5664kB pagetables:2780kB bounce:0kB free_pcp:792kB local_pcp:332kB 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 12034 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 syz-executor7: vmalloc: allocation failure: 15157949456 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 0 PID: 10191 Comm: syz-executor7 Not tainted 4.9.78-g7be1985 #24 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801c45b7880 ffffffff81d94409 1ffff100388b6f13 ffff8801ba9a0000 ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801c45b7990 ffffffff81451bd2 024000c200000003 0000000041b58ab3 ffffffff84195325 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 [] 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:2737 [] 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:63849 inactive_anon:41 isolated_anon:0 active_file:3541 inactive_file:8316 isolated_file:0 unevictable:0 dirty:3 writeback:0 unstable:0 slab_reclaimable:5641 slab_unreclaimable:60133 mapped:24076 shmem:178 pagetables:732 bounce:0 free:1463902 free_pcp:327 free_cma:0 Node 0 active_anon:255396kB inactive_anon:164kB active_file:14164kB inactive_file:33264kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96304kB dirty:12kB writeback:0kB shmem:712kB 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 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:636kB free_cma:0kB Normal free:2859616kB min:36824kB low:46028kB high:55232kB active_anon:255396kB inactive_anon:164kB active_file:14164kB inactive_file:33264kB unevictable:0kB writepending:12kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:22564kB slab_unreclaimable:240532kB kernel_stack:5728kB pagetables:2928kB bounce:0kB free_pcp:672kB local_pcp:212kB 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 12034 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 caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 CPU: 1 PID: 10167 Comm: syz-executor3 Not tainted 4.9.78-g7be1985 #24 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801c4657478 ffffffff81d94409 0000000000000001 ffffffff83c18800 ffffffff83f45480 ffff8801ba8c1800 0000000000000003 ffff8801c46574b8 ffffffff81dfb9d4 ffff8801c46574d0 ffffffff83f45480 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_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 BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor3/10189 caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 CPU: 0 PID: 10189 Comm: syz-executor3 Not tainted 4.9.78-g7be1985 #24 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801c46bf478 ffffffff81d94409 0000000000000000 ffffffff83c18800 ffffffff83f45480 ffff8801ba8a6000 0000000000000003 ffff8801c46bf4b8 ffffffff81dfb9d4 ffff8801c46bf4d0 ffffffff83f45480 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_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 audit: type=1400 audit(1517347531.459:44): avc: denied { create } for pid=10222 comm="syz-executor4" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_scsitransport_socket permissive=1 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 1 PID: 10244 Comm: syz-executor4 Not tainted 4.9.78-g7be1985 #24 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801cab1f4e0 ffffffff81d94409 ffff8801cab1f7c0 0000000000000000 ffff8801cd2f7f10 ffff8801cab1f6b0 ffff8801cd2f7e00 ffff8801cab1f6d8 ffffffff81661d9a 0000000000003bb0 ffff8801c5215168 ffff8801c52150a0 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 [] generic_perform_write+0x1dc/0x500 mm/filemap.c:2731 [] __generic_file_write_iter+0x348/0x570 mm/filemap.c:2866 [] generic_file_write_iter+0x2d5/0x600 mm/filemap.c:2894 [] new_sync_write fs/read_write.c:499 [inline] [] __vfs_write+0x4bf/0x680 fs/read_write.c:512 [] vfs_write+0x189/0x530 fs/read_write.c:560 [] SYSC_write fs/read_write.c:607 [inline] [] SyS_write+0xd9/0x1b0 fs/read_write.c:599 [] entry_SYSCALL_64_fastpath+0x29/0xe8 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 0 PID: 10307 Comm: syz-executor4 Not tainted 4.9.78-g7be1985 #24 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801baa076e0 ffffffff81d94409 ffff8801baa079c0 0000000000000000 ffff8801ba086a10 ffff8801baa078b0 ffff8801ba086900 ffff8801baa078d8 ffffffff81661d9a 0000000000000006 ffff8801c6829800 ffffffff838b37a9 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 IPVS: Creating netns size=2536 id=12 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 TCP: request_sock_TCP: Possible SYN flooding on port 20026. Sending cookies. Check SNMP counters. TCP: request_sock_TCP: Possible SYN flooding on port 20025. Sending cookies. Check SNMP counters. binder: 10642:10650 transaction failed 29189/-22, size 0-0 line 3004 binder: 10642:10650 ioctl c0306201 20008fd0 returned -14 binder: 10642:10663 transaction failed 29189/-22, size 0-0 line 3004 binder: 10642:10650 ioctl c0306201 20008fd0 returned -14 binder: undelivered TRANSACTION_ERROR: 29189 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=22 sclass=netlink_tcpdiag_socket pig=10894 comm=syz-executor1 device gre0 entered promiscuous mode binder: BINDER_SET_CONTEXT_MGR already set binder: 10981:11001 ioctl 40046207 0 returned -16 binder_alloc: binder_alloc_mmap_handler: 10981 2000c000-2000e000 already mapped failed -16 binder: release 10981:10996 transaction 66 out, still active binder: undelivered TRANSACTION_COMPLETE binder: send failed reply for transaction 66, target dead netlink: 20 bytes leftover after parsing attributes in process `syz-executor6'. tc_dump_action: action bad kind binder_alloc: binder_alloc_mmap_handler: 11012 20000000-20002000 already mapped failed -16 binder: BINDER_SET_CONTEXT_MGR already set binder: 11012:11019 ioctl 40046207 0 returned -16 binder: release 11012:11019 transaction 68 out, still active binder: undelivered TRANSACTION_COMPLETE binder: send failed reply for transaction 68, target dead TCP: request_sock_TCP: Possible SYN flooding on port 20030. Sending cookies. Check SNMP counters. netlink: 20 bytes leftover after parsing attributes in process `syz-executor6'. tc_dump_action: action bad kind binder: 11062:11066 transaction failed 29189/-22, size 0-0 line 3004 binder: 11062:11066 transaction failed 29189/-22, size 0-0 line 3004 binder: 11062:11068 got reply transaction with no transaction stack binder: 11062:11068 transaction failed 29201/-71, size 0-0 line 2920 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29201 binder: 11104:11106 ioctl 80404509 206e5f96 returned -22 binder: 11104:11106 ioctl 8915 2095a000 returned -22 SELinux: unknown mount option SELinux: unknown mount option binder: BINDER_SET_CONTEXT_MGR already set binder: 11104:11141 ioctl 40046207 0 returned -16 binder: 11104:11141 ioctl 80404509 206e5f96 returned -22 binder: 11104:11140 ioctl 8915 2095a000 returned -22 binder_alloc: 11104: binder_alloc_buf, no vma binder: 11104:11141 transaction failed 29189/-3, size 0-0 line 3127 binder: undelivered TRANSACTION_ERROR: 29189 binder: release 11104:11123 transaction 73 out, still active binder: undelivered TRANSACTION_COMPLETE binder: send failed reply for transaction 73, target dead device gre0 entered promiscuous mode keychord: invalid keycode count 0 keychord: invalid keycode count 0 IPVS: Creating netns size=2536 id=13