====================================================== WARNING: possible circular locking dependency detected 4.13.0-rc6-next-20170825+ #9 Not tainted ------------------------------------------------------ syz-executor4/4464 is trying to acquire lock: (cpu_hotplug_lock.rw_sem){++++}, at: [] get_online_cpus include/linux/cpu.h:126 [inline] (cpu_hotplug_lock.rw_sem){++++}, at: [] flush_all_backlogs net/core/dev.c:4592 [inline] (cpu_hotplug_lock.rw_sem){++++}, at: [] rollback_registered_many+0x587/0xe80 net/core/dev.c:7127 but task is already holding lock: (rtnl_mutex){+.+.}, at: [] rtnl_lock+0x17/0x20 net/core/rtnetlink.c:72 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #3 (rtnl_mutex){+.+.}: 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 rtnl_lock+0x17/0x20 net/core/rtnetlink.c:72 reg_todo+0xc6/0xbe0 net/wireless/reg.c:2337 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 -> #2 (reg_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 -> #1 ((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 -> #0 (cpu_hotplug_lock.rw_sem){++++}: 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 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] flush_all_backlogs net/core/dev.c:4592 [inline] rollback_registered_many+0x587/0xe80 net/core/dev.c:7127 rollback_registered+0x1be/0x3c0 net/core/dev.c:7183 unregister_netdevice_queue+0x2e3/0x5d0 net/core/dev.c:8171 unregister_netdevice include/linux/netdevice.h:2428 [inline] unregister_netdev+0x1c/0x30 net/core/dev.c:8212 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_ldisc_kill+0x4b/0xc0 drivers/tty/tty_ldisc.c:639 tty_ldisc_release+0x169/0x230 drivers/tty/tty_ldisc.c:807 tty_release_struct+0x25/0xf0 drivers/tty/tty_io.c:1528 tty_release+0xcbf/0x14c0 drivers/tty/tty_io.c:1701 __fput+0x333/0x7f0 fs/file_table.c:210 ____fput+0x15/0x20 fs/file_table.c:246 task_work_run+0x199/0x270 kernel/task_work.c:112 exit_task_work include/linux/task_work.h:21 [inline] do_exit+0xa52/0x1b40 kernel/exit.c:865 do_group_exit+0x149/0x400 kernel/exit.c:968 get_signal+0x7e8/0x17e0 kernel/signal.c:2334 do_signal+0x94/0x1ee0 arch/x86/kernel/signal.c:808 exit_to_usermode_loop+0x224/0x300 arch/x86/entry/common.c:158 prepare_exit_to_usermode arch/x86/entry/common.c:197 [inline] syscall_return_slowpath+0x42f/0x500 arch/x86/entry/common.c:266 entry_SYSCALL_64_fastpath+0xbc/0xbe other info that might help us debug this: Chain exists of: cpu_hotplug_lock.rw_sem --> reg_work --> rtnl_mutex Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(rtnl_mutex); lock(reg_work); lock(rtnl_mutex); lock(cpu_hotplug_lock.rw_sem); *** DEADLOCK *** 2 locks held by syz-executor4/4464: #0: (&tty->ldisc_sem){++++}, at: [] ldsem_down_write+0x37/0x3c drivers/tty/tty_ldsem.c:393 #1: (rtnl_mutex){+.+.}, at: [] rtnl_lock+0x17/0x20 net/core/rtnetlink.c:72 stack backtrace: CPU: 0 PID: 4464 Comm: syz-executor4 Not tainted 4.13.0-rc6-next-20170825+ #9 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 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 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] flush_all_backlogs net/core/dev.c:4592 [inline] rollback_registered_many+0x587/0xe80 net/core/dev.c:7127 rollback_registered+0x1be/0x3c0 net/core/dev.c:7183 unregister_netdevice_queue+0x2e3/0x5d0 net/core/dev.c:8171 unregister_netdevice include/linux/netdevice.h:2428 [inline] unregister_netdev+0x1c/0x30 net/core/dev.c:8212 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_ldisc_kill+0x4b/0xc0 drivers/tty/tty_ldisc.c:639 tty_ldisc_release+0x169/0x230 drivers/tty/tty_ldisc.c:807 tty_release_struct+0x25/0xf0 drivers/tty/tty_io.c:1528 tty_release+0xcbf/0x14c0 drivers/tty/tty_io.c:1701 __fput+0x333/0x7f0 fs/file_table.c:210 ____fput+0x15/0x20 fs/file_table.c:246 task_work_run+0x199/0x270 kernel/task_work.c:112 exit_task_work include/linux/task_work.h:21 [inline] do_exit+0xa52/0x1b40 kernel/exit.c:865 do_group_exit+0x149/0x400 kernel/exit.c:968 get_signal+0x7e8/0x17e0 kernel/signal.c:2334 do_signal+0x94/0x1ee0 arch/x86/kernel/signal.c:808 exit_to_usermode_loop+0x224/0x300 arch/x86/entry/common.c:158 prepare_exit_to_usermode arch/x86/entry/common.c:197 [inline] syscall_return_slowpath+0x42f/0x500 arch/x86/entry/common.c:266 entry_SYSCALL_64_fastpath+0xbc/0xbe RIP: 0033:0x446749 RSP: 002b:00007fc17adb5c08 EFLAGS: 00000296 ORIG_RAX: 00000000000000a2 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000446749 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000708000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000296 R12: 00000000ffffffff R13: 0000000000005500 R14: 00000000006e75c0 R15: 0000000000000000 Assertion failed! net/irda/ircomm/ircomm_core.c:ircomm_flow_request:475 self != NULL RDS: rds_bind could not find a transport for 224.0.0.1, load rds_tcp or rds_rdma? RDS: rds_bind could not find a transport for 224.0.0.1, load rds_tcp or rds_rdma? sctp: [Deprecated]: syz-executor5 (pid 4550) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor5 (pid 4564) Use of int in maxseg socket option. Use struct sctp_assoc_value instead capability: warning: `syz-executor0' uses 32-bit capabilities (legacy support in use) sctp: [Deprecated]: syz-executor4 (pid 4594) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor4 (pid 4594) Use of int in maxseg socket option. Use struct sctp_assoc_value instead audit: type=1326 audit(1503750760.695:10): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=4633 comm="syz-executor5" exe="/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 audit: type=1326 audit(1503750760.759:11): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=4633 comm="syz-executor5" exe="/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 rpcbind: RPC call returned error 22 rpcbind: RPC call returned error 22 PF_BRIDGE: br_mdb_parse() with unknown ifindex kvm pmu: pin control bit is ignored kvm_pmu: event creation failed -2 TCP: request_sock_TCPv6: Possible SYN flooding on port 20017. Sending cookies. Check SNMP counters. nla_parse: 17 callbacks suppressed netlink: 1 bytes leftover after parsing attributes in process `syz-executor4'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor4'. TCP: request_sock_TCPv6: Possible SYN flooding on port 20029. Sending cookies. Check SNMP counters. netlink: 1 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor3'. kvm: MONITOR instruction emulated as NOP! netlink: 5 bytes leftover after parsing attributes in process `syz-executor2'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor2'. *** Guest State *** CR0: actual=0x0000000000000024, shadow=0x0000000000000004, gh_mask=fffffffffffffff7 CR4: actual=0x0000000000002050, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 CR3 = 0x00000000fffbc000 RSP = 0x0000000100000000 RIP = 0x000000000010f002 RFLAGS=0xfffffffffffffffe DR7 = 0x0000000000000400 Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 CS: sel=0x0000, attr=0x10000, limit=0x00017004, base=0x0000000000000004 DS: sel=0x0003, attr=0x10000, limit=0x00015000, base=0x0000000000004000 SS: sel=0x000d, attr=0x10000, limit=0x00003000, base=0x0000000000100000 ES: sel=0x000d, attr=0x030a1, limit=0x00005000, base=0x0000000000000002 FS: sel=0x000d, attr=0x10000, limit=0x00003000, base=0x0000000000006000 GS: sel=0x0000, attr=0x10000, limit=0x00007000, base=0x0000000000016000 GDTR: limit=0x0000f000, base=0x0000000000103006 LDTR: sel=0x0003, attr=0x10000, limit=0x00005000, base=0x0000000000010000 IDTR: limit=0x0000d000, base=0x0000000000001000 TR: sel=0x000f, attr=0x05099, limit=0x00103000, base=0x0000000000001000 EFER = 0x0000000000004000 PAT = 0x0007040600070406 DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 BndCfgS = 0x0000000000000000 Interruptibility = 00000000 ActivityState = 00000000 *** Host State *** RIP = 0xffffffff811b8fd7 RSP = 0xffff88004a5774c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007f5e0ca51700 GSBase=ffff88006de00000 TRBase=ffff88006df23100 GDTBase=ffffffffff574000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=000000004bfd9000 CR4=00000000000026e0 Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84da5a70 EFER = 0x0000000000000d01 PAT = 0x0007040600070406 *** Control State *** PinBased=0000003f CPUBased=b6a1edfa SecondaryExec=000000e3 EntryControls=0001d1ff ExitControls=00afefff ExceptionBitmap=00060042 PFECmask=00000000 PFECmatch=00000000 VMEntry: intr_info=80000001 errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffffdc574ad42a TPR Threshold = 0x00 EPT pointer = 0x000000004c7f801e Virtual processor ID = 0x0043 *** Guest State *** CR0: actual=0x0000000000000024, shadow=0x0000000000000004, gh_mask=fffffffffffffff7 CR4: actual=0x0000000000002050, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 CR3 = 0x00000000fffbc000 RSP = 0x0000000100000000 RIP = 0x000000000010f002 RFLAGS=0xfffffffffffffffe DR7 = 0x0000000000000400 Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 CS: sel=0x0000, attr=0x10000, limit=0x00017004, base=0x0000000000000004 DS: sel=0x0003, attr=0x10000, limit=0x00015000, base=0x0000000000004000 SS: sel=0x000d, attr=0x10000, limit=0x00003000, base=0x0000000000100000 ES: sel=0x000d, attr=0x030a1, limit=0x00005000, base=0x0000000000000002 FS: sel=0x000d, attr=0x10000, limit=0x00003000, base=0x0000000000006000 GS: sel=0x0000, attr=0x10000, limit=0x00007000, base=0x0000000000016000 GDTR: limit=0x0000f000, base=0x0000000000103006 LDTR: sel=0x0003, attr=0x10000, limit=0x00005000, base=0x0000000000010000 IDTR: limit=0x0000d000, base=0x0000000000001000 TR: sel=0x000f, attr=0x05099, limit=0x00103000, base=0x0000000000001000 EFER = 0x0000000000004000 PAT = 0x0007040600070406 DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 BndCfgS = 0x0000000000000000 Interruptibility = 00000000 ActivityState = 00000000 *** Host State *** RIP = 0xffffffff811b8fd7 RSP = 0xffff88004c2a74c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007f5e0ca2e700 GSBase=ffff88003ec00000 TRBase=ffff88003ec23100 GDTBase=ffffffffff577000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=000000004bfd9000 CR4=00000000000026f0 Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84da5a70 EFER = 0x0000000000000d01 PAT = 0x0007040600070406 *** Control State *** PinBased=0000003f CPUBased=b6a1edfa SecondaryExec=000000e3 EntryControls=0001d1ff ExitControls=00afefff ExceptionBitmap=00060042 PFECmask=00000000 PFECmatch=00000000 VMEntry: intr_info=80000001 errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffffdc5330fb10 TPR Threshold = 0x00 EPT pointer = 0x000000003deba01e Virtual processor ID = 0x003e sctp: [Deprecated]: syz-executor6 (pid 5116) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor6 (pid 5116) Use of int in max_burst socket option deprecated. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor6 (pid 5116) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor6 (pid 5152) Use of int in max_burst socket option deprecated. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor5 (pid 5219) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor5 (pid 5219) Use of int in maxseg socket option. Use struct sctp_assoc_value instead 9pnet_virtio: no channels available for device ./control 9pnet_virtio: no channels available for device ./control *** Guest State *** CR0: actual=0x0000000000000030, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 CR4: actual=0x0000000000002050, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 CR3 = 0x00000000fffbc000 RSP = 0x0000000000000000 RIP = 0x000000000000fff0 RFLAGS=0x00010100 DR7 = 0x0000000000000400 Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 CS: sel=0xf000, attr=0x0009b, limit=0x0000ffff, base=0x00000000ffff0000 DS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 SS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 ES: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 FS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 GS: sel=0x0000, attr=0x00093, 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=0x0000ffff, base=0x0000000000000000 EFER = 0x0000000000000000 PAT = 0x0007040600070406 DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 BndCfgS = 0x0000000000000000 Interruptibility = 00000000 ActivityState = 00000000 *** Host State *** RIP = 0xffffffff811b8fd7 RSP = 0xffff88004aa3f4c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007f379ccb9700 GSBase=ffff88003ec00000 TRBase=ffff88003ec23100 GDTBase=ffffffffff577000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=000000003a2f3000 CR4=00000000000026f0 Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84da5a70 EFER = 0x0000000000000d01 PAT = 0x0007040600070406 *** Control State *** PinBased=0000003f CPUBased=b699edfa SecondaryExec=000000e2 EntryControls=0001d1ff ExitControls=00afefff ExceptionBitmap=0006004a PFECmask=00000000 PFECmatch=00000000 VMEntry: intr_info=00000000 errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffffdbdd1923ca EPT pointer = 0x0000000038ebe01e Virtual processor ID = 0x0040 *** Guest State *** CR0: actual=0x0000000000000024, shadow=0x0000000000000004, gh_mask=fffffffffffffff7 CR4: actual=0x0000000000002050, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 CR3 = 0x00000000fffbc000 RSP = 0x0000000100000000 RIP = 0x000000000010f002 RFLAGS=0xfffffffffffffffe DR7 = 0x0000000000000400 Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 CS: sel=0x0000, attr=0x10000, limit=0x00017004, base=0x0000000000000004 DS: sel=0x0003, attr=0x10000, limit=0x00015000, base=0x0000000000004000 SS: sel=0x000d, attr=0x10000, limit=0x00003000, base=0x0000000000100000 ES: sel=0x000d, attr=0x030a1, limit=0x00005000, base=0x0000000000000002 FS: sel=0x000d, attr=0x10000, limit=0x00003000, base=0x0000000000006000 GS: sel=0x0000, attr=0x10000, limit=0x00007000, base=0x0000000000016000 GDTR: limit=0x0000f000, base=0x0000000000103006 LDTR: sel=0x0003, attr=0x10000, limit=0x00005000, base=0x0000000000010000 IDTR: limit=0x0000d000, base=0x0000000000001000 TR: sel=0x000f, attr=0x05099, limit=0x00103000, base=0x0000000000001000 EFER = 0x0000000000004000 PAT = 0x0007040600070406 DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 BndCfgS = 0x0000000000000000 Interruptibility = 00000000 ActivityState = 00000000 *** Host State *** RIP = 0xffffffff811b8fd7 RSP = 0xffff88003608f4c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007f0bb0cc7700 GSBase=ffff88006de00000 TRBase=ffff88006de23100 GDTBase=ffffffffff575000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=000000004bab0000 CR4=00000000000026e0 Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84da5a70 EFER = 0x0000000000000d01 PAT = 0x0007040600070406 *** Control State *** PinBased=0000003f CPUBased=b6a1edfa SecondaryExec=000000e3 EntryControls=0001d1ff ExitControls=00afefff ExceptionBitmap=00060042 PFECmask=00000000 PFECmatch=00000000 VMEntry: intr_info=80000001 errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffffdbb98e9a9a TPR Threshold = 0x00 EPT pointer = 0x000000006ac5401e Virtual processor ID = 0x0001 *** Guest State *** CR0: actual=0x0000000000000024, shadow=0x0000000000000004, gh_mask=fffffffffffffff7 CR4: actual=0x0000000000002050, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 CR3 = 0x00000000fffbc000 RSP = 0x0000000100000000 RIP = 0x000000000010f002 RFLAGS=0xfffffffffffffffe DR7 = 0x0000000000000400 Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 CS: sel=0x0000, attr=0x10000, limit=0x00017004, base=0x0000000000000004 DS: sel=0x0003, attr=0x10000, limit=0x00015000, base=0x0000000000004000 SS: sel=0x000d, attr=0x10000, limit=0x00003000, base=0x0000000000100000 ES: sel=0x000d, attr=0x030a1, limit=0x00005000, base=0x0000000000000002 FS: sel=0x000d, attr=0x10000, limit=0x00003000, base=0x0000000000006000 GS: sel=0x0000, attr=0x10000, limit=0x00007000, base=0x0000000000016000 GDTR: limit=0x0000f000, base=0x0000000000103006 LDTR: sel=0x0003, attr=0x10000, limit=0x00005000, base=0x0000000000010000 IDTR: limit=0x0000d000, base=0x0000000000001000 TR: sel=0x000f, attr=0x05099, limit=0x00103000, base=0x0000000000001000 EFER = 0x0000000000004000 PAT = 0x0007040600070406 DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 BndCfgS = 0x0000000000000000 Interruptibility = 00000000 ActivityState = 00000000 *** Host State *** RIP = 0xffffffff811b8fd7 RSP = 0xffff88003608f4c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007f0bb0cc7700 GSBase=ffff88003ec00000 TRBase=ffff88003ec23100 GDTBase=ffffffffff577000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=000000004bab0000 CR4=00000000000026f0 Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84da5a70 EFER = 0x0000000000000d01 PAT = 0x0007040600070406 *** Control State *** PinBased=0000003f CPUBased=b6a1edfa SecondaryExec=000000e3 EntryControls=0001d1ff ExitControls=00afefff ExceptionBitmap=00060042 PFECmask=00000000 PFECmatch=00000000 VMEntry: intr_info=80000001 errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffffdbb98e9a9a TPR Threshold = 0x00 EPT pointer = 0x000000006ac5401e Virtual processor ID = 0x0001 device lo entered promiscuous mode TCP: request_sock_TCP: Possible SYN flooding on port 20016. Sending cookies. Check SNMP counters. sctp: [Deprecated]: syz-executor1 (pid 5656) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead rpcbind: RPC call returned error 22 sctp: [Deprecated]: syz-executor1 (pid 5656) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead rpcbind: RPC call returned error 22 RDS: rds_bind could not find a transport for 224.0.0.1, load rds_tcp or rds_rdma? RDS: rds_bind could not find a transport for 224.0.0.1, load rds_tcp or rds_rdma? *** Guest State *** CR0: actual=0x0000000000000031, shadow=0x0000000060000031, gh_mask=fffffffffffffff7 CR4: actual=0x0000000000002050, shadow=0x0000000000000020, gh_mask=ffffffffffffe871 CR3 = 0x00000000fffbc000 RSP = 0x0000000000000f80 RIP = 0x0000000000000000 RFLAGS=0x00000002 DR7 = 0x0000000000000400 Sysenter RSP=0000000000000f80 CS:RIP=0050:0000000000002810 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 BndCfgS = 0x0000000000000000 Interruptibility = 00000000 ActivityState = 00000000 *** Host State *** RIP = 0xffffffff811b8fd7 RSP = 0xffff880036d8f4c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007f6fc2d86700 GSBase=ffff88003ed00000 TRBase=ffff88003ed23100 GDTBase=ffffffffff576000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=0000000035d8d000 CR4=00000000000026e0 Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84da5a70 EFER = 0x0000000000000d01 PAT = 0x0007040600070406 *** Control State *** PinBased=0000003f CPUBased=b699edfe SecondaryExec=000000e2 EntryControls=0001d1ff ExitControls=00afefff ExceptionBitmap=00060042 PFECmask=00000000 PFECmatch=00000000 VMEntry: intr_info=80000001 errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000002 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffffdb6d43949a EPT pointer = 0x000000003608701e Virtual processor ID = 0x005d sctp: [Deprecated]: syz-executor3 (pid 5739) Use of int in max_burst socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor3 (pid 5774) Use of int in max_burst socket option. Use struct sctp_assoc_value instead [drm:drm_mode_legacy_fb_format] *ERROR* bad bpp, assuming x8r8g8b8 pixel format [drm:drm_mode_legacy_fb_format] *ERROR* bad bpp, assuming x8r8g8b8 pixel format sctp: [Deprecated]: syz-executor2 (pid 5889) Use of int in maxseg socket option. Use struct sctp_assoc_value instead xprt_adjust_timeout: rq_timeout = 0! QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl selinux_nlmsg_perm: 24 callbacks suppressed SELinux: unrecognized netlink message: protocol=4 nlmsg_type=0 sclass=netlink_tcpdiag_socket pig=6042 comm=syz-executor6 QAT: Invalid ioctl QAT: Invalid ioctl sctp: [Deprecated]: syz-executor4 (pid 6140) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead sctp: [Deprecated]: syz-executor4 (pid 6140) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead sg_write: data in/out 2127708969/6 bytes for SCSI command 0xe3-- guessing data in; program syz-executor6 not setting count and/or reply_len properly 9pnet_virtio: no channels available for device ./bus sg_write: data in/out 2127708969/6 bytes for SCSI command 0xe3-- guessing data in; program syz-executor6 not setting count and/or reply_len properly 9pnet_virtio: no channels available for device ./bus SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=6197 comm=syz-executor6 device syz3 entered promiscuous mode device syz6 entered promiscuous mode device syz3 left promiscuous mode device syz3 entered promiscuous mode SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=6255 comm=syz-executor1 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=46560 sclass=netlink_tcpdiag_socket pig=6266 comm=syz-executor2 IPv6: NLM_F_REPLACE set, but no existing node found! IPv6: NLM_F_REPLACE set, but no existing node found! SELinux: unrecognized netlink message: protocol=4 nlmsg_type=46560 sclass=netlink_tcpdiag_socket pig=6284 comm=syz-executor2 sctp: [Deprecated]: syz-executor0 (pid 6334) Use of int in max_burst socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor0 (pid 6340) Use of int in max_burst socket option. Use struct sctp_assoc_value instead rfkill: input handler disabled rfkill: input handler enabled SELinux: failure in selinux_parse_skb(), unable to parse packet QAT: Invalid ioctl QAT: Invalid ioctl Assertion failed! net/irda/ircomm/ircomm_core.c:ircomm_flow_request:475 self != NULL *** Guest State *** CR0: actual=0x0000000000000031, shadow=0x0000000060000011, gh_mask=fffffffffffffff7 CR4: actual=0x0000000000002050, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 CR3 = 0x00000000fffbc000 RSP = 0x0000000000000f80 RIP = 0x0000000000000000 RFLAGS=0x003cf702 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 BndCfgS = 0x0000000000000000 Interruptibility = 00000000 ActivityState = 00000000 *** Host State *** RIP = 0xffffffff811b8fd7 RSP = 0xffff880049c9f378 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007f379cd04700 GSBase=ffff88006df00000 TRBase=ffff88006de23100 GDTBase=ffffffffff575000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=000000003d31e000 CR4=00000000000026e0 Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84da5a70 EFER = 0x0000000000000d01 PAT = 0x0007040600070406 *** Control State *** PinBased=0000007f CPUBased=b6a1edfa SecondaryExec=000000e3 EntryControls=0001d1ff ExitControls=00afefff ExceptionBitmap=00060042 PFECmask=00000000 PFECmatch=00000000 VMEntry: intr_info=800000fc errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000004 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffffda7ea0bf68 kauditd_printk_skb: 7 callbacks suppressed audit: type=1326 audit(1503750764.033:19): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=6576 comm="syz-executor1" exe="/syz-executor1" sig=9 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0x0 TPR Threshold = 0x00 EPT pointer = 0x000000004c50e01e Virtual processor ID = 0x0077 RDS: rds_bind could not find a transport for 172.20.3.187, load rds_tcp or rds_rdma? SELinux: unrecognized netlink message: protocol=0 nlmsg_type=123 sclass=netlink_route_socket pig=6609 comm=syz-executor4 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=6609 comm=syz-executor4 audit: type=1326 audit(1503750764.098:20): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=6576 comm="syz-executor1" exe="/syz-executor1" sig=9 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0x0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=123 sclass=netlink_route_socket pig=6640 comm=syz-executor4 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=6640 comm=syz-executor4 audit: type=1326 audit(1503750764.144:21): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=6652 comm="syz-executor2" exe="/syz-executor2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 audit: type=1326 audit(1503750764.193:22): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=6652 comm="syz-executor2" exe="/syz-executor2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 device lo entered promiscuous mode IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready sit0: Invalid MTU 16777220 requested, hw max 65508 sit0: Invalid MTU 16777220 requested, hw max 65508 audit: type=1326 audit(1503750764.605:23): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=6949 comm="syz-executor3" exe="/syz-executor3" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 audit: type=1326 audit(1503750764.689:24): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=6949 comm="syz-executor3" exe="/syz-executor3" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 audit: type=1326 audit(1503750764.832:25): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=7095 comm="syz-executor6" exe="/syz-executor6" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 IPv6: ADDRCONF(NETDEV_CHANGE): syz1: link becomes ready audit: type=1326 audit(1503750764.903:26): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=7095 comm="syz-executor6" exe="/syz-executor6" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 device syz3 left promiscuous mode device syz3 entered promiscuous mode *** Guest State *** CR0: actual=0x0000000000000030, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 CR4: actual=0x0000000000002050, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 CR3 = 0x00000000fffbc000 RSP = 0x0000000000000000 RIP = 0x000000000000fff0 RFLAGS=0x00000100 DR7 = 0x0000000000000409 Sysenter RSP=0000000000000f80 CS:RIP=0030:0000000000002810 CS: sel=0xf000, attr=0x0009b, limit=0x0000ffff, base=0x00000000ffff0000 DS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 SS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 ES: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 FS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 GS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 GDTR: limit=0x0000ffff, base=0x0000000000000000 LDTR: sel=0x0000, attr=0x00082, limit=0x0000ffff, base=0x0000000000000000 device syz3 left promiscuous mode IDTR: limit=0x0000ffff, base=0x0000000000000000 TR: sel=0x0000, attr=0x0008b, limit=0x0000ffff, base=0x0000000000000000 device syz3 entered promiscuous mode EFER = 0x0000000000000000 PAT = 0x0007040600070406 DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 BndCfgS = 0x0000000000000000 Interruptibility = 00000000 ActivityState = 00000000 *** Host State *** RIP = 0xffffffff811b8fd7 RSP = 0xffff88003dc474c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007f0bb0cc7700 GSBase=ffff88003ed00000 TRBase=ffff88003ed23100 GDTBase=ffffffffff576000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=0000000048a11000 CR4=00000000000026e0 Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84da5a70 EFER = 0x0000000000000d01 PAT = 0x0007040600070406 *** Control State *** PinBased=0000003f CPUBased=b6a1edfa SecondaryExec=000000e3 EntryControls=0001d1ff ExitControls=00afefff ExceptionBitmap=0006004a PFECmask=00000000 PFECmatch=00000000 VMEntry: intr_info=00000000 errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000003 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffffd9a1934806 TPR Threshold = 0x00 EPT pointer = 0x000000003a14101e Virtual processor ID = 0x0088 *** Guest State *** CR0: actual=0x0000000000000030, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 CR4: actual=0x0000000000002050, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 CR3 = 0x00000000fffbc000 RSP = 0x0000000000000000 RIP = 0x000000000000fff0 RFLAGS=0x00000100 DR7 = 0x0000000000000409 Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 CS: sel=0xf000, attr=0x0009b, limit=0x0000ffff, base=0x00000000ffff0000 DS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 SS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 ES: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 FS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 GS: sel=0x0000, attr=0x00093, 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=0x0000ffff, base=0x0000000000000000 EFER = 0x0000000000000000 PAT = 0x0007040600070406 DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 BndCfgS = 0x0000000000000000 Interruptibility = 00000000 ActivityState = 00000000 *** Host State *** RIP = 0xffffffff811b8fd7 RSP = 0xffff88003dc474c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007f0bb0cc7700 GSBase=ffff88003ed00000 TRBase=ffff88003ed23100 GDTBase=ffffffffff576000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=0000000048a11000 CR4=00000000000026e0 Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84da5a70 EFER = 0x0000000000000d01 PAT = 0x0007040600070406 *** Control State *** PinBased=0000003f CPUBased=b6a1edfa SecondaryExec=000000e3 EntryControls=0001d1ff ExitControls=00afefff ExceptionBitmap=0006004a PFECmask=00000000 PFECmatch=00000000 VMEntry: intr_info=00000000 errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffffd996d903d2 TPR Threshold = 0x00 EPT pointer = 0x000000003d9f101e Virtual processor ID = 0x008c BUG: sleeping function called from invalid context at ./include/linux/uaccess.h:71 in_atomic(): 1, irqs_disabled(): 0, pid: 7372, name: syz-executor7 INFO: lockdep is turned off. CPU: 3 PID: 7372 Comm: syz-executor7 Not tainted 4.13.0-rc6-next-20170825+ #9 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:16 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:52 ___might_sleep+0x2b2/0x470 kernel/sched/core.c:6022 __might_sleep+0x95/0x190 kernel/sched/core.c:5975 __might_fault+0xab/0x1d0 mm/memory.c:4483 __copy_from_user include/linux/uaccess.h:71 [inline] paging32_walk_addr_generic+0x427/0x1e10 arch/x86/kvm/paging_tmpl.h:369 paging32_walk_addr arch/x86/kvm/paging_tmpl.h:475 [inline] paging32_gva_to_gpa+0xa5/0x230 arch/x86/kvm/paging_tmpl.h:913 kvm_read_guest_virt_helper+0xd8/0x140 arch/x86/kvm/x86.c:4427 kvm_read_guest_virt_system+0x3c/0x50 arch/x86/kvm/x86.c:4494 segmented_read_std+0x10c/0x180 arch/x86/kvm/emulate.c:822 em_fxrstor+0x27b/0x410 arch/x86/kvm/emulate.c:4025 x86_emulate_insn+0x55d/0x3cf0 arch/x86/kvm/emulate.c:5483 x86_emulate_instruction+0x411/0x1ca0 arch/x86/kvm/x86.c:5726 kvm_mmu_page_fault+0x1b0/0x2f0 arch/x86/kvm/mmu.c:4932 handle_ept_violation+0x194/0x540 arch/x86/kvm/vmx.c:6509 vmx_handle_exit+0x24b/0x1a60 arch/x86/kvm/vmx.c:8830 vcpu_enter_guest arch/x86/kvm/x86.c:7040 [inline] vcpu_run arch/x86/kvm/x86.c:7102 [inline] kvm_arch_vcpu_ioctl_run+0x1d36/0x5a30 arch/x86/kvm/x86.c:7263 kvm_vcpu_ioctl+0x64c/0x1010 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2592 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 RIP: 0033:0x446749 RSP: 002b:00007f0bb0cc6c08 EFLAGS: 00000282 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 0000000000446749 RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000019 RBP: 000000002007a800 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000282 R12: 0000000000009120 R13: 000000002aaaaaab R14: 00000000006e76a0 R15: 0000000000000019 audit: type=1326 audit(1503750765.338:27): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=7410 comm="syz-executor0" exe="/syz-executor0" sig=0 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0x50000 audit: type=1326 audit(1503750765.339:28): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=7410 comm="syz-executor0" exe="/syz-executor0" sig=0 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0x50000 skbuff: bad partial csum: csum=65285/255 len=14 kvm [7471]: vcpu0, guest rIP: 0x9135 Hyper-V unhandled rdmsr: 0x4000008f kvm [7471]: vcpu0, guest rIP: 0x9135 Hyper-V unhandled rdmsr: 0x4000008e kvm [7471]: vcpu0, guest rIP: 0x9135 Hyper-V unhandled rdmsr: 0x4000008d kvm [7471]: vcpu0, guest rIP: 0x9135 Hyper-V unhandled rdmsr: 0x4000008c kvm [7471]: vcpu0, guest rIP: 0x9135 Hyper-V unhandled rdmsr: 0x4000008b kvm [7471]: vcpu0, guest rIP: 0x9135 Hyper-V unhandled rdmsr: 0x4000008a kvm [7471]: vcpu0, guest rIP: 0x9135 Hyper-V unhandled rdmsr: 0x40000089 kvm [7471]: vcpu0, guest rIP: 0x9135 Hyper-V unhandled rdmsr: 0x40000088 kvm [7471]: vcpu0, guest rIP: 0x9135 Hyper-V unhandled rdmsr: 0x40000087 kvm [7471]: vcpu0, guest rIP: 0x9135 Hyper-V unhandled rdmsr: 0x40000086 kvm_hv_set_msr: 118 callbacks suppressed kvm [7471]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x40000023 data 0x66c900003b9a1043 kvm [7471]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x40000022 data 0x66c90000cb211043 kvm [7471]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x40000020 data 0x66c9000000031043 *** Guest State *** CR0: actual=0x0000000000000030, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 CR4: actual=0x0000000000002050, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 CR3 = 0x00000000fffbc000 RSP = 0x0000000000000000 RIP = 0x000000000000fff0 RFLAGS=0x00000002 DR7 = 0x0000000000000400 sock: sock_set_timeout: `syz-executor3' (pid 7553) tries to set negative timeout Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 CS: sel=0xf000, attr=0x0009b, limit=0x0000ffff, base=0x00000000ffff0000 DS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 SS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 ES: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 FS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 GS: sel=0x0000, attr=0x00093, 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=0x0000ffff, base=0x0000000000000000 EFER = 0x0000000000000000 PAT = 0x0007040600070406 DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 BndCfgS = 0x0000000000000000 Interruptibility = 00000000 ActivityState = 00000000 *** Host State *** RIP = 0xffffffff811b8fd7 RSP = 0xffff88004a7974c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007fbf7de8b700 GSBase=ffff88006de00000 TRBase=ffff88006de23100 GDTBase=ffffffffff575000 IDTBase=ffffffffff57b000 sock: sock_set_timeout: `syz-executor3' (pid 7553) tries to set negative timeout CR0=0000000080050033 CR3=00000000682ca000 CR4=00000000000026e0 Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84da5a70 EFER = 0x0000000000000d01 PAT = 0x0007040600070406 *** Control State *** PinBased=0000003f CPUBased=b699edfe SecondaryExec=000000e2 EntryControls=0001d1ff ExitControls=00afefff ExceptionBitmap=00060042 PFECmask=00000000 PFECmatch=00000000 VMEntry: intr_info=80000001 errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffffd91e0fd440 EPT pointer = 0x000000006bf4a01e Virtual processor ID = 0x0098 rfkill: input handler disabled QAT: Invalid ioctl QAT: Invalid ioctl rfkill: input handler enabled 9pnet_virtio: no channels available for device ./control sctp: [Deprecated]: syz-executor4 (pid 7764) Use of int in maxseg socket option. Use struct sctp_assoc_value instead 9pnet_virtio: no channels available for device ./control sctp: [Deprecated]: syz-executor4 (pid 7785) Use of int in maxseg socket option. Use struct sctp_assoc_value instead SELinux: unrecognized netlink message: protocol=4 nlmsg_type=5955 sclass=netlink_tcpdiag_socket pig=7820 comm=syz-executor6 *** Guest State *** CR0: actual=0x0000000000000030, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 CR4: actual=0x0000000000002050, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 CR3 = 0x00000000fffbc000 RSP = 0x0000000000000000 RIP = 0x000000000000fff0 RFLAGS=0x00000000 DR7 = 0x0000000000000400 Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 CS: sel=0xf000, attr=0x0009b, limit=0x0000ffff, base=0x00000000ffff0000 DS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 SS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 ES: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 FS: sel=0x0000, attr=0x00093, limit=0x0000ffff, base=0x0000000000000000 GS: sel=0x0000, attr=0x00093, 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=0x0000ffff, base=0x0000000000000000 EFER = 0x0000000000000000 PAT = 0x0007040600070406 DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 BndCfgS = 0x0000000000000000 Interruptibility = 00000000 ActivityState = 00000000 *** Host State *** RIP = 0xffffffff811b8fd7 RSP = 0xffff8800494ef4c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007f379ccbe700 GSBase=ffff88006df00000 TRBase=ffff88006df23100 GDTBase=ffffffffff574000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=000000003ce71000 CR4=00000000000026e0 Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84da5a70 EFER = 0x0000000000000d01 PAT = 0x0007040600070406 *** Control State *** PinBased=0000003f CPUBased=b6a1edfa SecondaryExec=000000e3 EntryControls=0001d1ff ExitControls=00afefff ExceptionBitmap=00060042 PFECmask=00000000 PFECmatch=00000000 VMEntry: intr_info=80000301 errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffffd8b35115be TPR Threshold = 0x00 EPT pointer = 0x000000004a83801e Virtual processor ID = 0x00a6 nla_parse: 47 callbacks suppressed netlink: 1 bytes leftover after parsing attributes in process `syz-executor4'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor4'. kvm [8086]: vcpu0, guest rIP: 0x0 disabled perfctr wrmsr: 0xc1 data 0x8000 kvm [8086]: vcpu0, guest rIP: 0x0 disabled perfctr wrmsr: 0xc1 data 0x8000 netlink: 19 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 19 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor4'. QAT: Invalid ioctl netlink: 1 bytes leftover after parsing attributes in process `syz-executor4'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor4'. sg_write: data in/out 213971796/79 bytes for SCSI command 0x0-- guessing data in; program syz-executor4 not setting count and/or reply_len properly sg_write: data in/out 213971796/79 bytes for SCSI command 0x0-- guessing data in; program syz-executor4 not setting count and/or reply_len properly QAT: Invalid ioctl netlink: 5 bytes leftover after parsing attributes in process `syz-executor3'. RDS: rds_bind could not find a transport for 172.20.5.187, load rds_tcp or rds_rdma? sctp: [Deprecated]: syz-executor4 (pid 8390) Use of int in maxseg socket option. Use struct sctp_assoc_value instead syz-executor6: vmalloc: allocation failure: 4294967353 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) syz-executor6 cpuset=/ mems_allowed=0-1 CPU: 2 PID: 8392 Comm: syz-executor6 Tainted: G W 4.13.0-rc6-next-20170825+ #9 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:16 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:52 warn_alloc+0x1c2/0x2f0 mm/page_alloc.c:3254 __vmalloc_node_range+0x599/0x730 mm/vmalloc.c:1781 __vmalloc_node mm/vmalloc.c:1810 [inline] __vmalloc_node_flags_caller+0x50/0x60 mm/vmalloc.c:1832 kvmalloc_node+0x82/0xd0 mm/util.c:406 kvmalloc include/linux/mm.h:529 [inline] xt_alloc_table_info+0x64/0xe0 net/netfilter/x_tables.c:1006 do_replace net/ipv6/netfilter/ip6_tables.c:1144 [inline] do_ip6t_set_ctl+0x276/0x5c0 net/ipv6/netfilter/ip6_tables.c:1681 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:920 rawv6_setsockopt+0x4a/0xf0 net/ipv6/raw.c:1059 sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2970 SYSC_setsockopt net/socket.c:1852 [inline] SyS_setsockopt+0x189/0x360 net/socket.c:1831 entry_SYSCALL_64_fastpath+0x1f/0xbe sctp: [Deprecated]: syz-executor4 (pid 8396) Use of int in maxseg socket option. Use struct sctp_assoc_value instead RIP: 0033:0x446749 RSP: 002b:00007f5913c20c08 EFLAGS: 00000296 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000446749 RDX: 0800000000000040 RSI: 0400000000000029 RDI: 0000000000000005 RBP: 0000000000708000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000020000000 R11: 0000000000000296 R12: 00000000ffffffff R13: 00000000000050a0 R14: 00000000006e7160 R15: 0000000000000001 Mem-Info: active_anon:112431 inactive_anon:40 isolated_anon:0 active_file:3521 inactive_file:4734 isolated_file:0 unevictable:2 dirty:18 writeback:0 unstable:0 slab_reclaimable:5899 slab_unreclaimable:31835 mapped:20931 shmem:46 pagetables:887 bounce:0 free:233788 free_pcp:1069 free_cma:0 QAT: Invalid ioctl Node 0 active_anon:99200kB inactive_anon:100kB active_file:7564kB inactive_file:15416kB unevictable:8kB isolated(anon):0kB isolated(file):0kB mapped:39164kB dirty:0kB writeback:0kB shmem:120kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 4096kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 1 active_anon:344512kB inactive_anon:60kB active_file:6520kB inactive_file:3520kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:44560kB dirty:104kB writeback:0kB shmem:64kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 51200kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no QAT: Invalid ioctl Node 0 DMA free:15908kB min:640kB low:800kB high:960kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 886 886 886 Node 0 DMA32 free:657960kB min:36536kB low:45668kB high:54800kB active_anon:99308kB inactive_anon:100kB active_file:7564kB inactive_file:15416kB unevictable:8kB writepending:0kB present:1032192kB managed:909748kB mlocked:8kB kernel_stack:3328kB pagetables:1536kB bounce:0kB free_pcp:2024kB local_pcp:624kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 1 DMA32 free:260704kB min:30404kB low:38004kB high:45604kB active_anon:346492kB inactive_anon:60kB active_file:6520kB inactive_file:3520kB unevictable:0kB writepending:200kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2112kB pagetables:2168kB bounce:0kB free_pcp:2028kB local_pcp:424kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 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 Node 0 DMA32: 178*4kB (UM) 308*8kB (UME) 482*16kB (UME) 276*32kB (UME) 98*64kB (UME) 8*128kB (UM) 21*256kB (UME) 23*512kB (UME) 3*1024kB (UM) 4*2048kB (UME) 146*4096kB (M) = 653448kB Node 1 DMA32: 448*4kB (UM) 173*8kB (UME) 642*16kB (UME) 1189*32kB (UME) 710*64kB (UM) 197*128kB (UME) 57*256kB (UME) 4*512kB (UME) 9*1024kB (UM) 3*2048kB (UM) 28*4096kB (UM) = 268840kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 8323 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 syz-executor6: vmalloc: allocation failure: 4294967353 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) syz-executor6 cpuset=/ mems_allowed=0-1 CPU: 0 PID: 8414 Comm: syz-executor6 Tainted: G W 4.13.0-rc6-next-20170825+ #9 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:16 [inline] dump_stack+0x194/0x257 lib/dump_stack.c:52 warn_alloc+0x1c2/0x2f0 mm/page_alloc.c:3254 __vmalloc_node_range+0x599/0x730 mm/vmalloc.c:1781 __vmalloc_node mm/vmalloc.c:1810 [inline] __vmalloc_node_flags_caller+0x50/0x60 mm/vmalloc.c:1832 kvmalloc_node+0x82/0xd0 mm/util.c:406 kvmalloc include/linux/mm.h:529 [inline] xt_alloc_table_info+0x64/0xe0 net/netfilter/x_tables.c:1006 do_replace net/ipv6/netfilter/ip6_tables.c:1144 [inline] do_ip6t_set_ctl+0x276/0x5c0 net/ipv6/netfilter/ip6_tables.c:1681 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:920 rawv6_setsockopt+0x4a/0xf0 net/ipv6/raw.c:1059 sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2970 SYSC_setsockopt net/socket.c:1852 [inline] SyS_setsockopt+0x189/0x360 net/socket.c:1831 entry_SYSCALL_64_fastpath+0x1f/0xbe RIP: 0033:0x446749 RSP: 002b:00007f5913bdec08 EFLAGS: 00000296 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000446749 RDX: 0800000000000040 RSI: 0400000000000029 RDI: 0000000000000006 RBP: 0000000000a5f870 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000020000000 R11: 0000000000000296 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f5913bdf9c0 R15: 00007f5913bdf700 Free swap = 0kB Total swap = 0kB 524186 pages RAM 0 pages HighMem/MovableOnly 103968 pages reserved QAT: Invalid ioctl QAT: Invalid ioctl device syz2 entered promiscuous mode netlink: 1 bytes leftover after parsing attributes in process `syz-executor4'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor4'. device syz2 left promiscuous mode device syz2 entered promiscuous mode kvm [8581]: vcpu0, guest rIP: 0x9111 Hyper-V uhandled wrmsr: 0x4000008f data 0xf0047 kvm [8581]: vcpu0, guest rIP: 0x9111 Hyper-V uhandled wrmsr: 0x4000008e data 0xf0047 kvm [8581]: vcpu0, guest rIP: 0x9111 Hyper-V uhandled wrmsr: 0x4000008d data 0xf0047 kvm [8581]: vcpu0, guest rIP: 0x9111 Hyper-V uhandled wrmsr: 0x4000008c data 0xf0047 kvm [8581]: vcpu0, guest rIP: 0x9111 Hyper-V uhandled wrmsr: 0x4000008b data 0xf0047 kvm [8581]: vcpu0, guest rIP: 0x9111 Hyper-V uhandled wrmsr: 0x4000008a data 0xf0047 kvm [8581]: vcpu0, guest rIP: 0x9111 Hyper-V uhandled wrmsr: 0x40000089 data 0xf0047 kvm [8581]: vcpu0, guest rIP: 0x9111 Hyper-V uhandled wrmsr: 0x40000088 data 0xf0047 kvm [8581]: vcpu0, guest rIP: 0x9111 Hyper-V uhandled wrmsr: 0x40000020 data 0xf0047 RDS: rds_bind could not find a transport for 224.0.0.1, load rds_tcp or rds_rdma? sctp: [Deprecated]: syz-executor4 (pid 8629) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead RDS: rds_bind could not find a transport for 224.0.0.1, load rds_tcp or rds_rdma? sctp: [Deprecated]: syz-executor1 (pid 8750) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor1 (pid 8761) Use of int in maxseg socket option. Use struct sctp_assoc_value instead device lo entered promiscuous mode QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl kauditd_printk_skb: 10328 callbacks suppressed audit: type=1326 audit(1503750769.283:10357): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=9236 comm="syz-executor5" exe="/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 audit: type=1326 audit(1503750769.347:10358): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=9236 comm="syz-executor5" exe="/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 selinux_nlmsg_perm: 7 callbacks suppressed SELinux: unrecognized netlink message: protocol=6 nlmsg_type=4 sclass=netlink_xfrm_socket pig=9274 comm=syz-executor0 SELinux: unrecognized netlink message: protocol=6 nlmsg_type=4 sclass=netlink_xfrm_socket pig=9288 comm=syz-executor0 audit: type=1326 audit(1503750769.839:10359): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=9427 comm="syz-executor1" exe="/syz-executor1" sig=9 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0x0 audit: type=1326 audit(1503750769.911:10360): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=9427 comm="syz-executor1" exe="/syz-executor1" sig=9 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0x0