device lo left promiscuous mode BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor1/10870 caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 CPU: 0 PID: 10870 Comm: syz-executor1 Not tainted 4.9.68-gfb66dc2 #107 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff88019eb476d8 ffffffff81d90889 0000000000000000 ffffffff83c17800 ffffffff83f42ec0 ffff88010c253000 0000000000000003 ffff88019eb47718 ffffffff81df7854 ffff88019eb47730 ffffffff83f42ec0 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_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122 [] pfkey_msg2xfrm_state net/key/af_key.c:1281 [inline] [] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1498 [] pfkey_process+0x61e/0x730 net/key/af_key.c:2826 [] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3670 [] sock_sendmsg_nosec net/socket.c:635 [inline] [] sock_sendmsg+0xca/0x110 net/socket.c:645 [] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1968 [] __sys_sendmsg+0xd6/0x190 net/socket.c:2002 [] SYSC_sendmsg net/socket.c:2013 [inline] [] SyS_sendmsg+0x2d/0x50 net/socket.c:2009 [] entry_SYSCALL_64_fastpath+0x23/0xc6 binder: 10964:10965 ioctl 40046205 0 returned -22 binder: 10964:10974 ERROR: BC_REGISTER_LOOPER called without request binder: 10964:10965 got transaction to invalid handle binder: 10964:10965 transaction failed 29201/-22, size 0-8 line 3007 binder: 10964:10965 got reply transaction with bad transaction stack, transaction 140 has target 10964:10974 binder: 10964:10974 BC_FREE_BUFFER u0000000000000000 no match 9pnet_virtio: no channels available for device ./file0 binder: 10964:10965 transaction failed 29201/-71, size 24-8 line 2938 binder: 10964:10965 ioctl 40046205 0 returned -22 binder: BINDER_SET_CONTEXT_MGR already set binder: 10964:11009 ioctl 40046207 0 returned -16 binder: 10964:10965 ERROR: BC_REGISTER_LOOPER called without request binder_alloc: 10964: binder_alloc_buf, no vma binder: 10964:11009 transaction failed 29189/-3, size 0-0 line 3130 9pnet_virtio: no channels available for device ./file0 binder: 10964:11009 ioctl c0306201 2000afd0 returned -14 binder: 10964:11009 BC_FREE_BUFFER u0000000000000000 no match binder: 10964:11009 IncRefs 0 refcount change on invalid ref 1 ret -22 binder: 10964:11009 got transaction to invalid handle binder: 10964:11009 transaction failed 29201/-22, size 72-8 line 3007 binder: 10964:11009 ioctl c0306201 20005fd0 returned -14 binder: 10964:10974 IncRefs 0 refcount change on invalid ref 1 ret -22 binder: 10964:10974 got transaction to invalid handle binder: 10964:10974 transaction failed 29201/-22, size 72-8 line 3007 program syz-executor5 is using a deprecated SCSI ioctl, please convert it to SG_IO sd 0:0:1:0: ioctl_internal_command: ILLEGAL REQUEST asc=0x20 ascq=0x0 binder: 10964:10974 ioctl c0306201 20005fd0 returned -14 binder: release 10964:10965 transaction 140 out, still active program syz-executor5 is using a deprecated SCSI ioctl, please convert it to SG_IO sd 0:0:1:0: ioctl_internal_command: ILLEGAL REQUEST asc=0x20 ascq=0x0 binder: undelivered TRANSACTION_ERROR: 29201 binder: release 10964:10974 transaction 140 in, still active binder: send failed reply for transaction 140, target dead binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29201 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=5 sclass=netlink_route_socket pig=11081 comm=syz-executor6 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=4 sclass=netlink_route_socket pig=11081 comm=syz-executor6 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=11085 comm=syz-executor6 audit: type=1400 audit(1513074292.044:51): avc: denied { execute } for pid=11098 comm="syz-executor3" path="pipe:[23838]" dev="pipefs" ino=23838 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 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=5 sclass=netlink_route_socket pig=11126 comm=syz-executor6 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=4 sclass=netlink_route_socket pig=11085 comm=syz-executor6 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=11138 comm=syz-executor6 binder: 11208:11221 ioctl 40106410 208b9ff0 returned -22 binder: 11208:11221 tried to acquire reference to desc 0, got 1 instead binder: BINDER_SET_CONTEXT_MGR already set binder: 11208:11235 ioctl 40046207 0 returned -16 binder: 11208:11230 tried to acquire reference to desc 0, got 1 instead binder: 11208:11230 BC_REQUEST_DEATH_NOTIFICATION death notification already set binder: BINDER_SET_CONTEXT_MGR already set binder: 11208:11235 ioctl 40046207 0 returned -16 binder: 11208:11230 ioctl 40106410 208b9ff0 returned -22 nla_parse: 8 callbacks suppressed netlink: 5 bytes leftover after parsing attributes in process `syz-executor1'. netlink: 11 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor1'. binder: 11301:11303 ioctl 8924 20002000 returned -22 binder: 11301:11303 ERROR: BC_REGISTER_LOOPER called without request binder_alloc: 11301: binder_alloc_buf size 69515765096 failed, no address space binder_alloc: allocated: 0 (num: 0 largest: 0), free: 8192 (num: 1 largest: 8192) binder: 11301:11318 transaction failed 29201/-28, size 69515765092-0 line 3130 binder: 11301:11323 ioctl 8924 20002000 returned -22 binder: BINDER_SET_CONTEXT_MGR already set binder: 11301:11318 ioctl 40046207 0 returned -16 binder: 11301:11323 ERROR: BC_REGISTER_LOOPER called without request binder_alloc: 11301: binder_alloc_buf, no vma binder: 11301:11323 transaction failed 29189/-3, size 69515765092-0 line 3130 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29201 netlink: 11 bytes leftover after parsing attributes in process `syz-executor7'. IPVS: Creating netns size=2536 id=18 TCP: request_sock_TCPv6: Possible SYN flooding on port 20022. Sending cookies. Check SNMP counters. pktgen: kernel_thread() failed for cpu 1 pktgen: Cannot create thread for cpu 1 (-4) IPVS: Creating netns size=2536 id=19 device gre0 entered promiscuous mode device gre0 left promiscuous mode netlink: 5 bytes leftover after parsing attributes in process `syz-executor3'. device gre0 entered promiscuous mode device gre0 left promiscuous mode netlink: 3 bytes leftover after parsing attributes in process `syz-executor4'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor4'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor4'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor4'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor6'. tmpfs: Bad mount option Ðî tmpfs: Bad mount option Ðî binder: 11724:11736 IncRefs 0 refcount change on invalid ref 2 ret -22 binder: 11724:11736 Acquire 1 refcount change on invalid ref 4 ret -22 device syz7 entered promiscuous mode binder: 11724:11736 unknown command 0 binder: 11724:11736 ioctl c0306201 20000fd0 returned -14 binder: 11724:11751 unknown command 0 binder: 11724:11751 ioctl c0306201 20000fd0 returned -22 binder: 11799:11807 BC_FREE_BUFFER u0000000000000000 no match binder: 11799:11807 BC_DEAD_BINDER_DONE 0000000000000004 not found binder: 11799:11839 DecRefs 0 refcount change on invalid ref 2 ret -22 binder: 11799:11807 ERROR: BC_REGISTER_LOOPER called after BC_ENTER_LOOPER binder: 11799:11807 BC_CLEAR_DEATH_NOTIFICATION invalid ref 2 binder: 11799:11807 got reply transaction with no transaction stack binder: 11799:11807 transaction failed 29201/-71, size 72-40 line 2923 binder: 11799:11807 BC_DEAD_BINDER_DONE 0000000000000003 not found binder: 11799 invalid dec weak, ref 157 desc 0 s 1 w 0 binder: 11799:11807 ERROR: BC_ENTER_LOOPER called after BC_REGISTER_LOOPER binder: 11799:11807 DecRefs 0 refcount change on invalid ref 4 ret -22 binder: 11799:11807 BC_CLEAR_DEATH_NOTIFICATION death notification cookie mismatch 0000000000000003 != fffffffffffffffe binder: 11799:11807 got reply transaction with no transaction stack binder: 11799:11807 transaction failed 29201/-71, size 0-48 line 2923 binder: 11799:11825 BC_FREE_BUFFER u0000000000000000 no match binder: 11799:11825 BC_DEAD_BINDER_DONE 0000000000000004 not found binder: 11799:11825 ERROR: BC_REGISTER_LOOPER called after BC_ENTER_LOOPER binder: 11799:11825 BC_CLEAR_DEATH_NOTIFICATION invalid ref 2 binder: 11799:11825 got reply transaction with no transaction stack binder: 11799:11825 transaction failed 29201/-71, size 72-40 line 2923 binder: 11799:11825 DecRefs 0 refcount change on invalid ref 2 ret -22 binder: 11799:11825 BC_REQUEST_DEATH_NOTIFICATION death notification already set binder: 11874:11879 BC_DEAD_BINDER_DONE 0000000000000003 not found binder: 11874:11879 BC_INCREFS_DONE u000000002011a000 no match binder: 11874:11879 got transaction with invalid parent offset or type binder: 11874:11879 transaction failed 29201/-22, size 32-24 line 3253 binder_alloc: binder_alloc_mmap_handler: 11874 2011a000-2051a000 already mapped failed -16 binder: BINDER_SET_CONTEXT_MGR already set binder: 11874:11884 ioctl 40046207 0 returned -16 binder: 11874:11884 unknown command 0 binder: 11874:11884 ioctl c0306201 20004000 returned -22 binder: undelivered TRANSACTION_ERROR: 29201 binder: 11799:11839 unknown command 0 binder: 11799:11839 ioctl c0306201 20003fd0 returned -22 binder: undelivered death notification, 0000000000000000 binder: undelivered death notification, 0000000000000000 device gre0 entered promiscuous mode binder: 11960:11961 BC_DEAD_BINDER_DONE 0000000000000003 not found binder: 11960:11961 BC_INCREFS_DONE u000000002011a000 no match binder: 11960:11961 got transaction with invalid parent offset or type binder: 11960:11973 got transaction with unaligned buffers size, 58534 binder: 11960:11973 transaction failed 29201/-22, size 0-40 line 3175 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 1 PID: 11928 Comm: syz-executor5 Not tainted 4.9.68-gfb66dc2 #107 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801a24ff4e0 ffffffff81d90889 ffff8801a24ff7c0 0000000000000000 ffff8801d144c290 ffff8801a24ff6b0 ffff8801d144c180 ffff8801a24ff6d8 ffffffff8165e497 000000000000197d ffff8801ca5b6968 ffff8801ca5b68a0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] handle_userfault+0xa37/0x1300 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+0x5c2/0xd40 arch/x86/mm/fault.c:1406 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1469 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1012 [] 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+0x23/0xc6 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 0 PID: 11945 Comm: syz-executor5 Not tainted 4.9.68-gfb66dc2 #107 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801c87d74e0 ffffffff81d90889 ffff8801c87d77c0 0000000000000000 ffff8801a67d4a10 ffff8801c87d76b0 ffff8801a67d4900 ffff8801c87d76d8 ffffffff8165e497 000000000000197d ffff8801d0f8d168 ffff8801d0f8d0a0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] handle_userfault+0xa37/0x1300 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+0x5c2/0xd40 arch/x86/mm/fault.c:1406 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1469 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1012 [] 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+0x23/0xc6 device gre0 entered promiscuous mode binder: BINDER_SET_CONTEXT_MGR already set binder: 11960:11998 ioctl 40046207 0 returned -16 binder_alloc: binder_alloc_mmap_handler: 11960 2011a000-2051a000 already mapped failed -16 A link change request failed with some changes committed already. Interface lo may have been left with an inconsistent configuration, please check. binder: 11960:11973 BC_DEAD_BINDER_DONE 0000000000000003 not found binder: 11960:11973 BC_INCREFS_DONE u000000002011a000 no match binder_alloc: 11960: binder_alloc_buf, no vma binder: 11960:11973 transaction failed 29189/-3, size 32-24 line 3130 binder_alloc: 11960: binder_alloc_buf, no vma binder: 11960:11973 transaction failed 29189/-3, size 0-40 line 3130 binder: 11960:11961 transaction failed 29201/-22, size 32-24 line 3253 binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29189 A link change request failed with some changes committed already. Interface lo may have been left with an inconsistent configuration, please check. tmpfs: No value for mount option 'ij' tmpfs: No value for mount option 'ij' binder: 12371:12375 transaction failed 29201/-22, size 255156491150087--17179869184 line 3130 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=28815 sclass=netlink_route_socket pig=12395 comm=syz-executor4 binder: BINDER_SET_CONTEXT_MGR already set binder: 12371:12402 ioctl 40046207 0 returned -16 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=28815 sclass=netlink_route_socket pig=12395 comm=syz-executor4 binder: undelivered TRANSACTION_ERROR: 29201 SELinux: unrecognized netlink message: protocol=6 nlmsg_type=34640 sclass=netlink_xfrm_socket pig=12518 comm=syz-executor4 SELinux: unrecognized netlink message: protocol=6 nlmsg_type=34640 sclass=netlink_xfrm_socket pig=12503 comm=syz-executor4 device gre0 entered promiscuous mode keychord: unsupported version 0 keychord: unsupported version 0 nla_parse: 19 callbacks suppressed netlink: 3 bytes leftover after parsing attributes in process `syz-executor3'. sock: process `syz-executor7' is using obsolete setsockopt SO_BSDCOMPAT netlink: 3 bytes leftover after parsing attributes in process `syz-executor3'. syz-executor1: vmalloc: allocation failure: 17177772032 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) CPU: 0 PID: 12664 Comm: syz-executor1 Not tainted 4.9.68-gfb66dc2 #107 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801d1877880 ffffffff81d90889 1ffff1003a30ef13 ffff8801a7f0b000 ffffffff83ab7dc0 0000000000000001 0000000000400000 ffff8801d1877990 ffffffff8144eb82 024000c200000003 0000000041b58ab3 ffffffff84191625 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+0x21a/0x1e80 net/ipv6/netfilter/ip6_tables.c:730 [] ? 0xffffffff810002b8 [] 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+0x115/0x150 net/ipv6/ipv6_sockglue.c:911 [] tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2736 [] sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2706 [] 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:96227 inactive_anon:37 isolated_anon:0 active_file:3813 inactive_file:7365 isolated_file:0 unevictable:0 dirty:75 writeback:0 unstable:0 slab_reclaimable:5980 slab_unreclaimable:41337 mapped:22928 shmem:46 pagetables:822 bounce:0 free:1451958 free_pcp:399 free_cma:0 device gre0 entered promiscuous mode audit: type=1400 audit(1513074298.414:52): avc: denied { connect } for pid=12683 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=netlink_connector_socket permissive=1 audit: type=1400 audit(1513074298.414:53): avc: denied { getopt } for pid=12683 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=netlink_connector_socket permissive=1 audit: type=1400 audit(1513074298.414:54): avc: denied { getattr } for pid=12683 comm="syz-executor2" path="socket:[26547]" dev="sockfs" ino=26547 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_connector_socket permissive=1 BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor5/12685 caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 CPU: 1 PID: 12685 Comm: syz-executor5 Not tainted 4.9.68-gfb66dc2 #107 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801d88076d8 ffffffff81d90889 0000000000000001 ffffffff83c17800 ffffffff83f42ec0 ffff8801d028c800 0000000000000003 ffff8801d8807718 ffffffff81df7854 ffff8801d8807730 ffffffff83f42ec0 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_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2122 [] pfkey_msg2xfrm_state net/key/af_key.c:1281 [inline] [] pfkey_add+0x1fb9/0x3470 net/key/af_key.c:1498 [] pfkey_process+0x61e/0x730 net/key/af_key.c:2826 [] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3670 [] sock_sendmsg_nosec net/socket.c:635 [inline] [] sock_sendmsg+0xca/0x110 net/socket.c:645 [] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1968 [] __sys_sendmsg+0xd6/0x190 net/socket.c:2002 [] SYSC_sendmsg net/socket.c:2013 [inline] [] SyS_sendmsg+0x2d/0x50 net/socket.c:2009 [] entry_SYSCALL_64_fastpath+0x23/0xc6 device gre0 entered promiscuous mode Node 0 active_anon:370444kB inactive_anon:152kB active_file:15252kB inactive_file:29472kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:91712kB dirty:344kB writeback:0kB shmem:188kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 67584kB 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 2910 6411 6411 DMA32 free:2972964kB 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:2981844kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:740kB local_pcp:116kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 Normal free:2826956kB min:36816kB low:46020kB high:55224kB active_anon:370364kB inactive_anon:148kB active_file:15252kB inactive_file:29492kB unevictable:0kB writepending:424kB present:4718592kB managed:3585220kB mlocked:0kB slab_reclaimable:24096kB slab_unreclaimable:171876kB kernel_stack:5376kB pagetables:3036kB bounce:0kB free_pcp:1452kB local_pcp:724kB 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 (UM) 3*8kB (UM) 6*16kB (UM) 3*32kB (UM) 3*64kB (M) 5*128kB (UM) 3*256kB (UM) 3*512kB (UM) 2*1024kB (M) 3*2048kB (UM) 723*4096kB (UM) = 2972964kB Normal: 75*4kB (UME) 8*8kB (M) 492*16kB (UME) 236*32kB (UM) 819*64kB (UME) 562*128kB (UME) 152*256kB (UME) 68*512kB (UE) 58*1024kB (UE) 41*2048kB (UM) 603*4096kB (UM) = 2827116kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 11231 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 320236 pages reserved qtaguid: iface_stat: create6(lo): no inet dev qtaguid: iface_stat: create6(lo): no inet dev SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=12794 comm=syz-executor7 netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'. keychord: Insufficient bytes present for keycount 175 keychord: Insufficient bytes present for keycount 175 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=770 sclass=netlink_tcpdiag_socket pig=12926 comm=syz-executor1 device gre0 entered promiscuous mode SELinux: unrecognized netlink message: protocol=4 nlmsg_type=770 sclass=netlink_tcpdiag_socket pig=12926 comm=syz-executor1 device lo left promiscuous mode binder: BINDER_SET_CONTEXT_MGR already set binder: 12994:13006 ioctl 40046207 0 returned -16 binder: binder_mmap: 12994 204c6000-204c7000 bad vm_flags failed -1 binder: BINDER_SET_CONTEXT_MGR already set binder: 12994:13006 ioctl 40046207 0 returned -16 binder_alloc: binder_alloc_mmap_handler: 12994 20000000-20002000 already mapped failed -16 binder_alloc: binder_alloc_mmap_handler: 12994 20000000-20002000 already mapped failed -16 binder: BINDER_SET_CONTEXT_MGR already set binder: 12994:13024 ioctl 40046207 0 returned -16 binder: BINDER_SET_CONTEXT_MGR already set IPv6: Can't replace route, no match found binder_alloc: 12994: binder_alloc_buf, no vma binder: 12994:13006 transaction failed 29189/-3, size 0-0 line 3130 binder: 12994:13024 ioctl 40046207 0 returned -16 binder: binder_mmap: 12994 204c6000-204c7000 bad vm_flags failed -1 binder: BINDER_SET_CONTEXT_MGR already set binder: 12994:13024 ioctl 40046207 0 returned -16 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_COMPLETE binder: undelivered transaction 174, process died. netlink: 5 bytes leftover after parsing attributes in process `syz-executor3'. ƒ: renamed from lo device gre0 left promiscuous mode netlink: 5 bytes leftover after parsing attributes in process `syz-executor3'. IPVS: length: 24 != 8 IPv6: ADDRCONF(NETDEV_CHANGE): gre0: link becomes ready binder: BINDER_SET_CONTEXT_MGR already set binder: 13189:13194 ioctl 40046207 0 returned -16 binder: undelivered death notification, 0000000000000000 binder: undelivered death notification, 0000000000000000 netlink: 40 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor1'. netlink: 40 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor5'.