====================================================== WARNING: possible circular locking dependency detected 4.13.0-rc6-next-20170825+ #9 Not tainted ------------------------------------------------------ kworker/0:2/1333 is trying to acquire lock: ((linkwatch_work).work){+.+.}, at: [] process_one_work+0xb2c/0x1be0 kernel/workqueue.c:2094 but now in release context of a crosslock acquired at the following: ((complete)&rcu.completion){+.+.}, at: [] __synchronize_srcu+0x1b5/0x250 kernel/rcu/srcutree.c:898 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #3 ((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 -> #2 (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] 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] __tun_detach+0x1020/0x1390 drivers/net/tun.c:576 tun_detach drivers/net/tun.c:587 [inline] tun_chr_close+0x44/0x60 drivers/net/tun.c:2595 __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 SYSC_exit_group kernel/exit.c:979 [inline] SyS_exit_group+0x1d/0x20 kernel/exit.c:977 entry_SYSCALL_64_fastpath+0x1f/0xbe -> #1 (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 linkwatch_event+0x57/0xc0 net/core/link_watch.c:236 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 -> #0 ((linkwatch_work).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 other info that might help us debug this: Chain exists of: (linkwatch_work).work --> cpu_hotplug_lock.rw_sem --> (complete)&rcu.completion Possible unsafe locking scenario by crosslock: CPU0 CPU1 ---- ---- lock(cpu_hotplug_lock.rw_sem); lock((complete)&rcu.completion); lock((linkwatch_work).work); unlock((complete)&rcu.completion); *** DEADLOCK *** 3 locks held by kworker/0:2/1333: #0: ("events_power_efficient"){.+.+}, at: [] __write_once_size include/linux/compiler.h:305 [inline] #0: ("events_power_efficient"){.+.+}, at: [] atomic64_set arch/x86/include/asm/atomic64_64.h:33 [inline] #0: ("events_power_efficient"){.+.+}, at: [] atomic_long_set include/asm-generic/atomic-long.h:56 [inline] #0: ("events_power_efficient"){.+.+}, at: [] set_work_data kernel/workqueue.c:617 [inline] #0: ("events_power_efficient"){.+.+}, at: [] set_work_pool_and_clear_pending kernel/workqueue.c:644 [inline] #0: ("events_power_efficient"){.+.+}, at: [] process_one_work+0xad4/0x1be0 kernel/workqueue.c:2090 #1: ((&(&sdp->work)->work)){+.+.}, at: [] process_one_work+0xb2c/0x1be0 kernel/workqueue.c:2094 #2: (&x->wait#5){....}, at: [] complete+0x18/0x80 kernel/sched/completion.c:34 stack backtrace: CPU: 0 PID: 1333 Comm: kworker/0:2 Not tainted 4.13.0-rc6-next-20170825+ #9 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events_power_efficient srcu_invoke_callbacks 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 commit_xhlock kernel/locking/lockdep.c:5002 [inline] commit_xhlocks kernel/locking/lockdep.c:5046 [inline] lock_commit_crosslock+0xe73/0x1d10 kernel/locking/lockdep.c:5085 complete_release_commit include/linux/completion.h:49 [inline] complete+0x24/0x80 kernel/sched/completion.c:39 wakeme_after_rcu+0xd/0x10 kernel/rcu/update.c:376 srcu_invoke_callbacks+0x280/0x4d0 kernel/rcu/srcutree.c:1161 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 netlink: 13 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 13 bytes leftover after parsing attributes in process `syz-executor7'. sock: sock_set_timeout: `syz-executor6' (pid 9435) tries to set negative timeout sock: sock_set_timeout: `syz-executor6' (pid 9435) tries to set negative timeout netlink: 3 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 9 bytes leftover after parsing attributes in process `syz-executor5'. audit: type=1326 audit(1503761457.094:135): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=9564 comm="syz-executor5" exe="/root/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0xffff0000 netlink: 3 bytes leftover after parsing attributes in process `syz-executor4'. kvm [9639]: vcpu0, guest rIP: 0xfff0 disabled perfctr wrmsr: 0x186 data 0x8 device lo entered promiscuous mode device lo left promiscuous mode device sit0 entered promiscuous mode device sit0 left promiscuous mode device sit0 entered promiscuous mode sctp: [Deprecated]: syz-executor0 (pid 9785) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor0 (pid 9785) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor6 (pid 9818) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor6 (pid 9846) Use of int in maxseg socket option. Use struct sctp_assoc_value instead TCP: request_sock_TCP: Possible SYN flooding on port 20000. Sending cookies. Check SNMP counters. sctp: [Deprecated]: syz-executor7 (pid 9926) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead sctp: [Deprecated]: syz-executor7 (pid 9947) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead Assertion failed! net/irda/ircomm/ircomm_core.c:ircomm_flow_request:475 self != NULL IPv6: RTM_NEWROUTE with no NLM_F_CREATE or NLM_F_REPLACE IPv6: NLM_F_CREATE should be set when creating new route IPv6: NLM_F_CREATE should be set when creating new route QAT: Invalid ioctl sg_write: data in/out 213971796/17 bytes for SCSI command 0x0-- guessing data in; program syz-executor7 not setting count and/or reply_len properly IPv6: RTM_NEWROUTE with no NLM_F_CREATE or NLM_F_REPLACE sg_write: data in/out 213971796/17 bytes for SCSI command 0x0-- guessing data in; program syz-executor7 not setting count and/or reply_len properly QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl nla_parse: 8 callbacks suppressed netlink: 5 bytes leftover after parsing attributes in process `syz-executor1'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor1'. audit: type=1326 audit(1503761460.543:136): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=10358 comm="syz-executor6" exe="/root/syz-executor6" sig=9 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0x0 SELinux: unrecognized netlink message: protocol=6 nlmsg_type=3131 sclass=netlink_xfrm_socket pig=10372 comm=syz-executor4 netlink: 1 bytes leftover after parsing attributes in process `syz-executor7'. SELinux: unrecognized netlink message: protocol=6 nlmsg_type=3131 sclass=netlink_xfrm_socket pig=10389 comm=syz-executor4 audit: type=1326 audit(1503761460.699:137): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=10358 comm="syz-executor6" exe="/root/syz-executor6" sig=9 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0x0 *** Guest State *** CR0: actual=0x0000000080000031, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 CR4: actual=0x0000000000002051, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 CR3 = 0x00000000fffbc000 RSP = 0x000000000000fffa RIP = 0x0000000000000000 RFLAGS=0x00033000 DR7 = 0x0000000000000400 Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 CS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 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 = 0xffffffff811b8fd7 RSP = 0xffff8801c94474c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007fb3f87b8700 GSBase=ffff8801db300000 TRBase=ffff8801db323100 GDTBase=ffffffffff576000 IDTBase=ffffffff86478000 CR0=0000000080050033 CR3=00000001cde3b000 CR4=00000000001426e0 Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84da5a60 EFER = 0x0000000000000d01 PAT = 0x0000000000000000 *** Control State *** PinBased=0000003f CPUBased=b6a1edfa SecondaryExec=00000043 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=00000000 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffffc26750d0f2 TPR Threshold = 0x00 EPT pointer = 0x00000001d13b801e netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor0'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor0'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'. SELinux: unrecognized netlink message: protocol=4 nlmsg_type=16975 sclass=netlink_tcpdiag_socket pig=10496 comm=syz-executor0 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=16975 sclass=netlink_tcpdiag_socket pig=10517 comm=syz-executor0 sctp: [Deprecated]: syz-executor4 (pid 10681) Use of int in maxseg socket option. Use struct sctp_assoc_value instead SELinux: unrecognized netlink message: protocol=9 nlmsg_type=19 sclass=netlink_audit_socket pig=10687 comm=syz-executor7 QAT: Invalid ioctl QAT: Invalid ioctl sctp: [Deprecated]: syz-executor4 (pid 10699) Use of int in maxseg socket option. Use struct sctp_assoc_value instead SELinux: unrecognized netlink message: protocol=0 nlmsg_type=65535 sclass=netlink_route_socket pig=10765 comm=syz-executor2 tc_ctl_action: received NO action attribs SELinux: unrecognized netlink message: protocol=0 nlmsg_type=65535 sclass=netlink_route_socket pig=10777 comm=syz-executor2 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=10790 comm=syz-executor0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=10813 comm=syz-executor0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=10813 comm=syz-executor0 QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl audit: type=1326 audit(1503761462.878:138): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=10951 comm="syz-executor7" exe="/root/syz-executor7" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0xffff0000 audit: type=1326 audit(1503761462.953:139): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=10951 comm="syz-executor7" exe="/root/syz-executor7" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0xffff0000 audit: type=1326 audit(1503761463.255:140): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=11033 comm="syz-executor5" exe="/root/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0xffff0000 audit: type=1326 audit(1503761463.410:141): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=11033 comm="syz-executor5" exe="/root/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0xffff0000 audit: type=1326 audit(1503761463.558:142): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=11120 comm="syz-executor5" exe="/root/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0xffff0000 audit: type=1326 audit(1503761463.646:143): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=11120 comm="syz-executor5" exe="/root/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0xffff0000 *** Guest State *** CR0: actual=0x0000000080010031, shadow=0x0000000060010011, gh_mask=fffffffffffffff7 CR4: actual=0x0000000000002050, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 CR3 = 0x00000000fffbc000 RSP = 0x0000000000000f80 RIP = 0x0000000000000000 RFLAGS=0x00000002 DR7 = 0xd2d1e97600000000 *** Guest State *** CR0: actual=0x0000000080010031, shadow=0x0000000060010011, gh_mask=fffffffffffffff7 CR4: actual=0x0000000000002050, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 CR3 = 0x00000000fffbc000 RSP = 0x0000000000000f80 RIP = 0x0000000000000000 RFLAGS=0x00000002 DR7 = 0xd2d1e97600000000 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 = 00000000 ActivityState = 00000000 *** Host State *** RIP = 0xffffffff811b8fd7 RSP = 0xffff8801cfe4f4c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007fb3f8776700 GSBase=ffff8801db200000 TRBase=ffff8801db223100 GDTBase=ffffffffff577000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=00000001cfcc0000 CR4=00000000001426f0 Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84da5a60 EFER = 0x0000000000000d01 PAT = 0x0000000000000000 *** Control State *** PinBased=0000003f CPUBased=b699edfa SecondaryExec=0000004a EntryControls=0000d1ff ExitControls=0023efff ExceptionBitmap=00060042 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 = 0xffffffc0bb681cb6 EPT pointer = 0x00000001d139d01e sctp: [Deprecated]: syz-executor5 (pid 11203) Use of int in max_burst socket option. Use struct sctp_assoc_value instead 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 = 00000000 ActivityState = 00000000 *** Host State *** RIP = 0xffffffff811b8fd7 RSP = 0xffff8801cfe574c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007fb3f881d700 GSBase=ffff8801db200000 TRBase=ffff8801db223100 GDTBase=ffffffffff577000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=00000001cfcc0000 CR4=00000000001426f0 Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84da5a60 EFER = 0x0000000000000d01 PAT = 0x0000000000000000 *** Control State *** PinBased=0000003f CPUBased=b699edfa SecondaryExec=0000004a EntryControls=0000d1ff ExitControls=0023efff ExceptionBitmap=00060042 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 = 0xffffffc0cc7134d9 EPT pointer = 0x00000001c4f9001e audit: type=1326 audit(1503761464.566:144): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=11222 comm="syz-executor3" exe="/root/syz-executor3" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0xffff0000 audit: type=1326 audit(1503761464.704:145): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=11222 comm="syz-executor3" exe="/root/syz-executor3" sig=31 arch=c000003e syscall=202 compat=0 ip=0x4512e9 code=0xffff0000 tty_warn_deprecated_flags: 'syz-executor6' is using deprecated serial flags (with no effect): 00000400 tty_warn_deprecated_flags: 'syz-executor6' is using deprecated serial flags (with no effect): 00000400 nla_parse: 12 callbacks suppressed netlink: 1 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor6'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor6'. QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl