SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3750 comm=syz-executor7 ====================================================== WARNING: possible circular locking dependency detected 4.13.0-rc6-next-20170824+ #8 Not tainted ------------------------------------------------------ kworker/0:3/3520 is trying to acquire lock: (rcu_sched_state.barrier_mutex){+.+.}, at: [] _rcu_barrier+0x13f/0x7a0 kernel/rcu/tree.c:3502 but task is already holding lock: ((&map->work)){+.+.}, at: [] process_one_work+0xb2c/0x1be0 kernel/workqueue.c:2094 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #3 ((&map->work)){+.+.}: process_one_work+0xba5/0x1be0 kernel/workqueue.c:2095 worker_thread+0x223/0x1860 kernel/workqueue.c:2233 kthread+0x39c/0x470 kernel/kthread.c:231 ret_from_fork+0x2a/0x40 arch/x86/entry/entry_64.S:431 0xffffffffffffffff -> #2 ((complete)&rcu.completion){+.+.}: check_prevs_add kernel/locking/lockdep.c:2020 [inline] validate_chain kernel/locking/lockdep.c:2469 [inline] __lock_acquire+0x3286/0x4620 kernel/locking/lockdep.c:3498 lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4002 complete_acquire include/linux/completion.h:39 [inline] __wait_for_common kernel/sched/completion.c:108 [inline] wait_for_common kernel/sched/completion.c:122 [inline] wait_for_completion+0xc8/0x770 kernel/sched/completion.c:143 __synchronize_srcu+0x1b5/0x250 kernel/rcu/srcutree.c:898 synchronize_srcu_expedited kernel/rcu/srcutree.c:923 [inline] synchronize_srcu+0x1a3/0x560 kernel/rcu/srcutree.c:974 quarantine_remove_cache+0xd7/0xf0 mm/kasan/quarantine.c:327 kasan_cache_shrink+0x9/0x10 mm/kasan/kasan.c:380 kmem_cache_shrink+0x15/0x30 mm/slab_common.c:857 acpi_os_purge_cache+0x15/0x20 drivers/acpi/osl.c:1560 acpi_purge_cached_objects+0x38/0xc9 drivers/acpi/acpica/utxface.c:271 acpi_initialize_objects+0xc5/0x112 drivers/acpi/acpica/utxfinit.c:302 acpi_bus_init drivers/acpi/bus.c:1131 [inline] acpi_init+0x23c/0x8e6 drivers/acpi/bus.c:1220 do_one_initcall+0x9e/0x330 init/main.c:826 do_initcall_level init/main.c:892 [inline] do_initcalls init/main.c:900 [inline] do_basic_setup init/main.c:918 [inline] kernel_init_freeable+0x469/0x521 init/main.c:1066 kernel_init+0x13/0x172 init/main.c:993 ret_from_fork+0x2a/0x40 arch/x86/entry/entry_64.S:431 -> #1 (cpu_hotplug_lock.rw_sem){++++}: check_prevs_add kernel/locking/lockdep.c:2020 [inline] validate_chain kernel/locking/lockdep.c:2469 [inline] __lock_acquire+0x3286/0x4620 kernel/locking/lockdep.c:3498 lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4002 percpu_down_read_preempt_disable include/linux/percpu-rwsem.h:35 [inline] percpu_down_read include/linux/percpu-rwsem.h:58 [inline] cpus_read_lock+0x42/0x90 kernel/cpu.c:218 get_online_cpus include/linux/cpu.h:126 [inline] _rcu_barrier+0x33d/0x7a0 kernel/rcu/tree.c:3525 rcu_barrier_sched kernel/rcu/tree.c:3591 [inline] rcu_barrier+0x10/0x20 kernel/rcu/tree_plugin.h:891 netdev_run_todo+0x28f/0xca0 net/core/dev.c:7824 rtnl_unlock+0xe/0x10 net/core/rtnetlink.c:106 unregister_netdev+0x21/0x30 net/core/dev.c:8213 sirdev_put_instance+0x240/0x350 drivers/net/irda/sir_dev.c:961 irtty_close+0xb1/0x1c0 drivers/net/irda/irtty-sir.c:512 tty_ldisc_close.isra.0+0x99/0xd0 drivers/tty/tty_ldisc.c:490 tty_set_ldisc+0x1b6/0x7a0 drivers/tty/tty_ldisc.c:588 tiocsetd drivers/tty/tty_io.c:2220 [inline] tty_ioctl+0xa66/0x15b0 drivers/tty/tty_io.c:2464 vfs_ioctl fs/ioctl.c:45 [inline] do_vfs_ioctl+0x1b1/0x1530 fs/ioctl.c:685 SYSC_ioctl fs/ioctl.c:700 [inline] SyS_ioctl+0x8f/0xc0 fs/ioctl.c:691 entry_SYSCALL_64_fastpath+0x1f/0xbe -> #0 (rcu_sched_state.barrier_mutex){+.+.}: check_prev_add+0x865/0x1520 kernel/locking/lockdep.c:1894 check_prevs_add kernel/locking/lockdep.c:2020 [inline] validate_chain kernel/locking/lockdep.c:2469 [inline] __lock_acquire+0x3286/0x4620 kernel/locking/lockdep.c:3498 lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4002 __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0x16f/0x1870 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 _rcu_barrier+0x13f/0x7a0 kernel/rcu/tree.c:3502 rcu_barrier_sched kernel/rcu/tree.c:3591 [inline] rcu_barrier+0x10/0x20 kernel/rcu/tree_plugin.h:891 htab_map_free+0x9d/0x640 kernel/bpf/hashtab.c:1112 bpf_map_free_deferred+0xac/0xd0 kernel/bpf/syscall.c:209 process_one_work+0xbfd/0x1be0 kernel/workqueue.c:2098 worker_thread+0x223/0x1860 kernel/workqueue.c:2233 kthread+0x39c/0x470 kernel/kthread.c:231 ret_from_fork+0x2a/0x40 arch/x86/entry/entry_64.S:431 other info that might help us debug this: Chain exists of: rcu_sched_state.barrier_mutex --> (complete)&rcu.completion --> (&map->work) Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock((&map->work)); lock((complete)&rcu.completion); lock((&map->work)); lock(rcu_sched_state.barrier_mutex); *** DEADLOCK *** 2 locks held by kworker/0:3/3520: #0: ("events"){.+.+}, at: [] __write_once_size include/linux/compiler.h:305 [inline] #0: ("events"){.+.+}, at: [] atomic64_set arch/x86/include/asm/atomic64_64.h:33 [inline] #0: ("events"){.+.+}, at: [] atomic_long_set include/asm-generic/atomic-long.h:56 [inline] #0: ("events"){.+.+}, at: [] set_work_data kernel/workqueue.c:617 [inline] #0: ("events"){.+.+}, at: [] set_work_pool_and_clear_pending kernel/workqueue.c:644 [inline] #0: ("events"){.+.+}, at: [] process_one_work+0xad4/0x1be0 kernel/workqueue.c:2090 #1: ((&map->work)){+.+.}, at: [] process_one_work+0xb2c/0x1be0 kernel/workqueue.c:2094 stack backtrace: CPU: 0 PID: 3520 Comm: kworker/0:3 Not tainted 4.13.0-rc6-next-20170824+ #8 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events bpf_map_free_deferred Call Trace: __dump_stack lib/dump_stack.c:16 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:52 print_circular_bug+0x503/0x710 kernel/locking/lockdep.c:1259 check_prev_add+0x865/0x1520 kernel/locking/lockdep.c:1894 check_prevs_add kernel/locking/lockdep.c:2020 [inline] validate_chain kernel/locking/lockdep.c:2469 [inline] __lock_acquire+0x3286/0x4620 kernel/locking/lockdep.c:3498 lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4002 __mutex_lock_common kernel/locking/mutex.c:756 [inline] __mutex_lock+0x16f/0x1870 kernel/locking/mutex.c:893 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:908 _rcu_barrier+0x13f/0x7a0 kernel/rcu/tree.c:3502 rcu_barrier_sched kernel/rcu/tree.c:3591 [inline] rcu_barrier+0x10/0x20 kernel/rcu/tree_plugin.h:891 htab_map_free+0x9d/0x640 kernel/bpf/hashtab.c:1112 bpf_map_free_deferred+0xac/0xd0 kernel/bpf/syscall.c:209 process_one_work+0xbfd/0x1be0 kernel/workqueue.c:2098 worker_thread+0x223/0x1860 kernel/workqueue.c:2233 kthread+0x39c/0x470 kernel/kthread.c:231 ret_from_fork+0x2a/0x40 arch/x86/entry/entry_64.S:431 percpu: allocation failed, size=32768 align=8 atomic=0, failed to allocate new chunk CPU: 0 PID: 3781 Comm: syz-executor0 Not tainted 4.13.0-rc6-next-20170824+ #8 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:16 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:52 pcpu_alloc+0xf22/0x10c0 mm/percpu.c:1484 __alloc_percpu_gfp+0x27/0x30 mm/percpu.c:1513 bpf_array_alloc_percpu kernel/bpf/arraymap.c:36 [inline] array_map_alloc+0x697/0x830 kernel/bpf/arraymap.c:101 find_and_alloc_map kernel/bpf/syscall.c:100 [inline] map_create kernel/bpf/syscall.c:330 [inline] SYSC_bpf kernel/bpf/syscall.c:1478 [inline] SyS_bpf+0xc92/0x5170 kernel/bpf/syscall.c:1459 entry_SYSCALL_64_fastpath+0x1f/0xbe RIP: 0033:0x4512e9 RSP: 002b:00007fd9ab32dc08 EFLAGS: 00000216 ORIG_RAX: 0000000000000141 RAX: ffffffffffffffda RBX: 0000000000718000 RCX: 00000000004512e9 RDX: 0000000000000014 RSI: 0000000020c47fec RDI: 0000000000000000 RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000216 R12: 00000000004b64d4 R13: 00000000ffffffff R14: 0000000000000000 R15: 0000000020c47fec TCP: request_sock_TCP: Possible SYN flooding on port 20016. Sending cookies. Check SNMP counters. sctp: [Deprecated]: syz-executor4 (pid 3812) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor4 (pid 3812) Use of int in maxseg socket option. Use struct sctp_assoc_value instead 8021q: VLANs not supported on lo audit: type=1326 audit(1503606090.889:2): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=3861 comm="syz-executor2" exe="/root/syz-executor2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0xffff0000 8021q: VLANs not supported on lo QAT: Invalid ioctl audit: type=1326 audit(1503606091.017:3): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=3861 comm="syz-executor2" exe="/root/syz-executor2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0xffff0000 QAT: Invalid ioctl TCP: request_sock_TCP: Possible SYN flooding on port 20024. Sending cookies. Check SNMP counters. device lo entered promiscuous mode nla_parse: 1 callbacks suppressed netlink: 8 bytes leftover after parsing attributes in process `syz-executor0'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor0'. sctp: [Deprecated]: syz-executor6 (pid 4018) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead sctp: [Deprecated]: syz-executor5 (pid 4027) Use of int in maxseg socket option. Use struct sctp_assoc_value instead audit: type=1326 audit(1503606091.833:4): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=4024 comm="syz-executor0" exe="/root/syz-executor0" sig=0 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0x50000 audit: type=1326 audit(1503606091.854:5): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=4024 comm="syz-executor0" exe="/root/syz-executor0" sig=0 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0x50000 sctp: [Deprecated]: syz-executor6 (pid 4054) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead audit: type=1326 audit(1503606091.854:6): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=4024 comm="syz-executor0" exe="/root/syz-executor0" sig=0 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0x50000 audit: type=1326 audit(1503606091.854:7): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=4024 comm="syz-executor0" exe="/root/syz-executor0" sig=0 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0x50000 audit: type=1326 audit(1503606091.854:8): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=4024 comm="syz-executor0" exe="/root/syz-executor0" sig=0 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0x50000 audit: type=1326 audit(1503606091.858:9): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=4049 comm="syz-executor3" exe="/root/syz-executor3" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0xffff0000 audit: type=1326 audit(1503606091.906:10): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=4048 comm="syz-executor5" exe="/root/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0xffff0000 audit: type=1326 audit(1503606091.941:11): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=4048 comm="syz-executor5" exe="/root/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0xffff0000 netlink: 5 bytes leftover after parsing attributes in process `syz-executor0'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor0'. tc_dump_action: action bad kind QAT: Invalid ioctl QAT: Invalid ioctl tc_dump_action: action bad kind QAT: Invalid ioctl netlink: 8 bytes leftover after parsing attributes in process `syz-executor7'. QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl selinux_nlmsg_perm: 3 callbacks suppressed SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4382 comm=syz-executor6 device syz6 entered promiscuous mode SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4382 comm=syz-executor6 device syz6 left promiscuous mode device syz6 entered promiscuous mode raw_sendmsg: syz-executor0 forgot to set AF_INET. Fix it! QAT: Invalid ioctl xs_tcp_setup_socket: connect returned unhandled error -113 xprt_adjust_timeout: rq_timeout = 0! QAT: Invalid ioctl xs_tcp_setup_socket: connect returned unhandled error -113 xprt_adjust_timeout: rq_timeout = 0! netlink: 16 bytes leftover after parsing attributes in process `syz-executor4'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 16 bytes leftover after parsing attributes in process `syz-executor4'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 13 bytes leftover after parsing attributes in process `syz-executor2'. 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 device syz5 entered promiscuous mode PF_BRIDGE: br_mdb_parse() with invalid ifindex PF_BRIDGE: br_mdb_parse() with invalid ifindex nla_parse: 5 callbacks suppressed netlink: 2 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 13 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 2 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 13 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 19 bytes leftover after parsing attributes in process `syz-executor0'. netlink: 19 bytes leftover after parsing attributes in process `syz-executor0'. netlink: 16 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 16 bytes leftover after parsing attributes in process `syz-executor7'. kauditd_printk_skb: 4 callbacks suppressed audit: type=1326 audit(1503606097.031:16): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=5168 comm="syz-executor5" exe="/root/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0xffff0000 audit: type=1326 audit(1503606097.117:17): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=5168 comm="syz-executor5" exe="/root/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0xffff0000 kvm [5362]: vcpu0, guest rIP: 0xfff0 disabled perfctr wrmsr: 0x186 data 0x8 netlink: 1 bytes leftover after parsing attributes in process `syz-executor3'. kvm [5362]: vcpu0, guest rIP: 0xfff0 disabled perfctr wrmsr: 0x186 data 0x8 *** Guest State *** CR0: actual=0x0000000080000031, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 netlink: 1 bytes leftover after parsing attributes in process `syz-executor3'. sctp: [Deprecated]: syz-executor0 (pid 5402) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor0 (pid 5406) Use of int in maxseg socket option. Use struct sctp_assoc_value instead CR4: actual=0x0000000000002051, shadow=0x0000000000000000, gh_mask=fffffffffffff871 CR3 = 0x00000000fffbc000 RSP = 0x000000000000fffa RIP = 0x00000000000065e0 RFLAGS=0x00033000 DR7 = 0x0000000000000400 Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 CS: sel=0xc70f, attr=0x000f3, limit=0x0000ffff, base=0x00000000000c70f0 DS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 SS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 ES: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 FS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 GS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 GDTR: limit=0x0000ffff, base=0x0000000000000000 LDTR: sel=0x0000, attr=0x00082, limit=0x0000ffff, base=0x0000000000000000 IDTR: limit=0x0000ffff, base=0x0000000000000000 TR: sel=0x0000, attr=0x0008b, limit=0x00002088, base=0x0000000000000000 EFER = 0x0000000000000000 PAT = 0x0007040600070406 DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 Interruptibility = 00000000 ActivityState = 00000000 *** Host State *** RIP = 0xffffffff811b6277 RSP = 0xffff8801c82974c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007fa9beed3700 GSBase=ffff8801db200000 TRBase=ffff8801db223100 GDTBase=ffffffffff577000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=00000001ca7a0000 CR4=00000000001426f0 Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84d9d0a0 EFER = 0x0000000000000d01 PAT = 0x0000000000000000 *** Control State *** PinBased=0000003f CPUBased=b699edfa SecondaryExec=0000004a EntryControls=0000d1ff ExitControls=0023efff ExceptionBitmap=ffffbfff PFECmask=00000000 PFECmatch=00000000 VMEntry: intr_info=00000000 errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000004 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffffe206e1fbff EPT pointer = 0x00000001ccb3e01e SELinux: unknown mount option *** Guest State *** CR0: actual=0x0000000080000031, shadow=0x0000000060000011, gh_mask=fffffffffffffff7 CR4: actual=0x0000000000002050, shadow=0x0000000000000000, gh_mask=fffffffffffff871 CR3 = 0x00000000fffbc000 RSP = 0x0000000000000f80 RIP = 0x0000000000000000 RFLAGS=0x00100002 DR7 = 0x0000000000000400 Sysenter RSP=0000000000000f80 CS:RIP=0030:0000000000002810 CS: sel=0x0030, attr=0x0409b, limit=0x000fffff, base=0x0000000000000000 DS: sel=0x0038, attr=0x04093, limit=0x000fffff, base=0x0000000000000000 SS: sel=0x0038, attr=0x04093, limit=0x000fffff, base=0x0000000000000000 ES: sel=0x0038, attr=0x04093, limit=0x000fffff, base=0x0000000000000000 FS: sel=0x0038, attr=0x04093, limit=0x000fffff, base=0x0000000000000000 GS: sel=0x0038, attr=0x04093, limit=0x000fffff, base=0x0000000000000000 GDTR: limit=0x000007ff, base=0x0000000000001000 LDTR: sel=0x0008, attr=0x04082, limit=0x000007ff, base=0x0000000000001800 IDTR: limit=0x000001ff, base=0x0000000000003800 TR: sel=0x0000, attr=0x0008b, limit=0x0000ffff, base=0x0000000000000000 EFER = 0x0000000000000001 PAT = 0x0007040600070406 DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 Interruptibility = 00000002 ActivityState = 00000000 *** Host State *** RIP = 0xffffffff811b6277 RSP = 0xffff88019d90f4c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007f9ac0270700 GSBase=ffff8801db300000 TRBase=ffff8801db323100 GDTBase=ffffffffff576000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=00000001c75e6000 CR4=00000000001426e0 Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84d9d0a0 EFER = 0x0000000000000d01 PAT = 0x0000000000000000 *** Control State *** PinBased=0000003f CPUBased=b699edfe SecondaryExec=0000004a EntryControls=0000d1ff ExitControls=0023efff ExceptionBitmap=00060042 PFECmask=00000000 PFECmatch=00000000 VMEntry: intr_info=80000202 errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffffe169309c54 EPT pointer = 0x00000001cbb6001e audit: type=1326 audit(1503606099.366:18): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=5739 comm="syz-executor6" exe="/root/syz-executor6" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0xffff0000 dccp_invalid_packet: P.type (REQUEST) not Data || [Data]Ack, while P.X == 0 audit: type=1326 audit(1503606099.467:19): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=5739 comm="syz-executor6" exe="/root/syz-executor6" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0xffff0000