QAT: Invalid ioctl ====================================================== WARNING: possible circular locking dependency detected 4.16.0-rc1+ #314 Not tainted ------------------------------------------------------ syz-executor7/5945 is trying to acquire lock: (sk_lock-AF_INET){+.+.}, at: [<000000006c70d052>] lock_sock include/net/sock.h:1463 [inline] (sk_lock-AF_INET){+.+.}, at: [<000000006c70d052>] do_ip_setsockopt.isra.12+0x1d9/0x3210 net/ipv4/ip_sockglue.c:646 but task is already holding lock: (rtnl_mutex){+.+.}, at: [<0000000065900d15>] rtnl_lock+0x17/0x20 net/core/rtnetlink.c:74 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 (rtnl_mutex){+.+.}: __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0x16f/0x1a80 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 rtnl_lock+0x17/0x20 net/core/rtnetlink.c:74 unregister_netdevice_notifier+0x91/0x4e0 net/core/dev.c:1673 tee_tg_destroy+0x61/0xc0 net/netfilter/xt_TEE.c:123 cleanup_entry+0x218/0x350 net/ipv4/netfilter/ip_tables.c:654 __do_replace+0x79d/0xa50 net/ipv4/netfilter/ip_tables.c:1089 do_replace net/ipv4/netfilter/ip_tables.c:1145 [inline] do_ipt_set_ctl+0x40f/0x5f0 net/ipv4/netfilter/ip_tables.c:1675 nf_sockopt net/netfilter/nf_sockopt.c:106 [inline] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:115 ip_setsockopt+0x97/0xa0 net/ipv4/ip_sockglue.c:1259 raw_setsockopt+0xb7/0xd0 net/ipv4/raw.c:870 sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2975 SYSC_setsockopt net/socket.c:1849 [inline] SyS_setsockopt+0x189/0x360 net/socket.c:1828 do_syscall_64+0x280/0x940 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x42/0xb7 -> #1 (&xt[i].mutex){+.+.}: __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0x16f/0x1a80 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 xt_find_table_lock+0x3e/0x3e0 net/netfilter/x_tables.c:1046 xt_request_find_table_lock+0x28/0xc0 net/netfilter/x_tables.c:1093 get_info+0x154/0x690 net/ipv6/netfilter/ip6_tables.c:989 do_arpt_get_ctl+0x2a9/0xa00 net/ipv4/netfilter/arp_tables.c:1481 nf_sockopt net/netfilter/nf_sockopt.c:104 [inline] nf_getsockopt+0x6a/0xc0 net/netfilter/nf_sockopt.c:122 ip_getsockopt+0x15c/0x220 net/ipv4/ip_sockglue.c:1571 tcp_getsockopt+0x82/0xd0 net/ipv4/tcp.c:3359 sock_common_getsockopt+0x95/0xd0 net/core/sock.c:2934 SYSC_getsockopt net/socket.c:1880 [inline] SyS_getsockopt+0x178/0x340 net/socket.c:1862 do_syscall_64+0x280/0x940 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x42/0xb7 -> #0 (sk_lock-AF_INET){+.+.}: lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:3920 lock_sock_nested+0xc2/0x110 net/core/sock.c:2777 lock_sock include/net/sock.h:1463 [inline] do_ip_setsockopt.isra.12+0x1d9/0x3210 net/ipv4/ip_sockglue.c:646 ip_setsockopt+0x3a/0xa0 net/ipv4/ip_sockglue.c:1252 tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2905 sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2975 SYSC_setsockopt net/socket.c:1849 [inline] SyS_setsockopt+0x189/0x360 net/socket.c:1828 do_syscall_64+0x280/0x940 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x42/0xb7 other info that might help us debug this: Chain exists of: sk_lock-AF_INET --> &xt[i].mutex --> rtnl_mutex Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(rtnl_mutex); lock(&xt[i].mutex); lock(rtnl_mutex); lock(sk_lock-AF_INET); *** DEADLOCK *** 1 lock held by syz-executor7/5945: #0: (rtnl_mutex){+.+.}, at: [<0000000065900d15>] rtnl_lock+0x17/0x20 net/core/rtnetlink.c:74 stack backtrace: CPU: 0 PID: 5945 Comm: syz-executor7 Not tainted 4.16.0-rc1+ #314 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:53 print_circular_bug.isra.38+0x2cd/0x2dc kernel/locking/lockdep.c:1223 check_prev_add kernel/locking/lockdep.c:1863 [inline] check_prevs_add kernel/locking/lockdep.c:1976 [inline] validate_chain kernel/locking/lockdep.c:2417 [inline] __lock_acquire+0x30a8/0x3e00 kernel/locking/lockdep.c:3431 lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:3920 lock_sock_nested+0xc2/0x110 net/core/sock.c:2777 lock_sock include/net/sock.h:1463 [inline] do_ip_setsockopt.isra.12+0x1d9/0x3210 net/ipv4/ip_sockglue.c:646 ip_setsockopt+0x3a/0xa0 net/ipv4/ip_sockglue.c:1252 tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2905 sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2975 SYSC_setsockopt net/socket.c:1849 [inline] SyS_setsockopt+0x189/0x360 net/socket.c:1828 do_syscall_64+0x280/0x940 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x453a59 RSP: 002b:00007f7c107a7c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 00007f7c107a86d4 RCX: 0000000000453a59 RDX: 0000000000000027 RSI: 0000000000000000 RDI: 0000000000000013 RBP: 000000000071bea0 R08: 000000000000000c R09: 0000000000000000 R10: 0000000020de2ff4 R11: 0000000000000246 R12: 00000000ffffffff R13: 0000000000000522 R14: 00000000006f7bd0 R15: 0000000000000000 binder: 5982 RLIMIT_NICE not set binder: 5982 RLIMIT_NICE not set binder: BINDER_SET_CONTEXT_MGR already set binder: 5976:5982 ioctl 40046207 0 returned -16 binder_alloc: 5976: binder_alloc_buf, no vma binder: 5976:6003 transaction failed 29189/-3, size 0-0 line 2957 binder: undelivered TRANSACTION_ERROR: 29189 binder: release 5976:5982 transaction 3 in, still active binder: send failed reply for transaction 3 to 5976:6000 binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29189 device eql entered promiscuous mode IPVS: ftp: loaded support on port[0] = 21 netlink: 'syz-executor2': attribute type 16 has an invalid length. netlink: 'syz-executor2': attribute type 16 has an invalid length. xt_connbytes: Forcing CT accounting to be enabled xt_connbytes: Forcing CT accounting to be enabled kauditd_printk_skb: 14 callbacks suppressed audit: type=1400 audit(1518788247.988:45): avc: denied { write } for pid=6397 comm="syz-executor3" name="net" dev="proc" ino=18183 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(1518788248.010:46): avc: denied { add_name } for pid=6397 comm="syz-executor3" 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(1518788248.012:47): avc: denied { create } for pid=6397 comm="syz-executor3" 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 raw_sendmsg: syz-executor2 forgot to set AF_INET. Fix it! xt_SECMARK: target only valid in the 'mangle' or 'security' tables, not 'filter'. netlink: 'syz-executor6': attribute type 6 has an invalid length. xt_l2tp: v2 sid > 0xffff: 268435456 netlink: 'syz-executor6': attribute type 6 has an invalid length. xt_l2tp: v2 sid > 0xffff: 268435456 audit: type=1400 audit(1518788248.645:48): avc: denied { setpcap } for pid=6612 comm="syz-executor2" capability=8 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 capability: warning: `syz-executor1' uses deprecated v2 capabilities in a way that may be insecure kvm: vcpu 0: requested 68374 ns lapic timer period limited to 500000 ns kvm: vcpu 0: requested 68374 ns lapic timer period limited to 500000 ns binder: 6693:6698 got transaction to invalid handle binder: 6693:6698 transaction failed 29201/-22, size 48-8 line 2842 binder_alloc: binder_alloc_mmap_handler: 6693 20661000-20662000 already mapped failed -16 binder_alloc: binder_alloc_mmap_handler: 6693 20000000-20002000 already mapped failed -16 binder: 6693:6712 got transaction to invalid handle device eql entered promiscuous mode binder: 6693:6712 transaction failed 29201/-22, size 48-8 line 2842 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=24 sclass=netlink_tcpdiag_socket pig=6740 comm=syz-executor3 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=24 sclass=netlink_tcpdiag_socket pig=6743 comm=syz-executor3 audit: type=1400 audit(1518788249.138:49): avc: denied { create } for pid=6779 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_iscsi_socket permissive=1 audit: type=1400 audit(1518788249.167:50): avc: denied { read } for pid=6785 comm="syz-executor0" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 netlink: 'syz-executor6': attribute type 4 has an invalid length. netlink: 17 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 'syz-executor6': attribute type 4 has an invalid length. netlink: 17 bytes leftover after parsing attributes in process `syz-executor6'. audit: type=1326 audit(1518788249.380:51): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=6845 comm="syz-executor6" exe="/root/syz-executor6" sig=9 arch=c000003e syscall=202 compat=0 ip=0x453a59 code=0x0 audit: type=1326 audit(1518788249.458:52): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=6845 comm="syz-executor6" exe="/root/syz-executor6" sig=9 arch=c000003e syscall=202 compat=0 ip=0x453a59 code=0x0 x86/PAT: syz-executor1:6987 map pfn RAM range req write-combining for [mem 0x1a20f0000-0x1a20f3fff], got write-back x86/PAT: syz-executor1:6987 map pfn RAM range req write-combining for [mem 0x1a2100000-0x1a2103fff], got write-back audit: type=1400 audit(1518788250.230:53): avc: denied { map } for pid=6977 comm="syz-executor4" path="/dev/usbmon0" dev="devtmpfs" ino=178 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:usbmon_device_t:s0 tclass=chr_file permissive=1 netlink: 'syz-executor4': attribute type 1 has an invalid length. netlink: 'syz-executor4': attribute type 1 has an invalid length. netlink: 'syz-executor5': attribute type 21 has an invalid length. QAT: Invalid ioctl QAT: Invalid ioctl kernel msg: ebtables bug: please report to author: Wrong len argument QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl mip6: mip6_destopt_init_state: spi is not 0: 3758358528 mip6: mip6_destopt_init_state: spi is not 0: 3758358528 mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium l2tp_core: tunl 2: fd 19 wrong protocol, got 1, expected 17 l2tp_core: tunl 2: fd 19 wrong protocol, got 1, expected 17 audit: type=1400 audit(1518788252.052:54): avc: denied { map } for pid=7532 comm="syz-executor1" path=2F616E6F6E5F6875676570616765202864656C6574656429 dev="hugetlbfs" ino=22331 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:hugetlbfs_t:s0 tclass=file permissive=1 device syz1 entered promiscuous mode xt_CT: You must specify a L4 protocol, and not use inversions on it. xt_addrtype: ipv6 does not support BROADCAST matching xt_addrtype: ipv6 does not support BROADCAST matching xt_CT: You must specify a L4 protocol, and not use inversions on it. device eql entered promiscuous mode IPVS: ftp: loaded support on port[0] = 21 IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready