====================================================== WARNING: possible circular locking dependency detected 4.13.0-rc6-next-20170825+ #9 Not tainted ------------------------------------------------------ kworker/2:0/24 is trying to acquire lock: (&kvm->irqfds.resampler_lock){+.+.}, at: [] irqfd_resampler_shutdown+0xe3/0x6b0 arch/x86/kvm/../../../virt/kvm/eventfd.c:98 but task is already holding lock: ((&irqfd->shutdown)){+.+.}, 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: -> #2 ((&irqfd->shutdown)){+.+.}: 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 kvm_irqfd_assign arch/x86/kvm/../../../virt/kvm/eventfd.c:364 [inline] kvm_irqfd+0x994/0x1d50 arch/x86/kvm/../../../virt/kvm/eventfd.c:572 kvm_vm_ioctl+0x1079/0x1c40 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3032 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 (&kvm->irqfds.resampler_lock){+.+.}: 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 irqfd_resampler_shutdown+0xe3/0x6b0 arch/x86/kvm/../../../virt/kvm/eventfd.c:98 irqfd_shutdown+0xd8/0x1a0 arch/x86/kvm/../../../virt/kvm/eventfd.c:137 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: &kvm->irqfds.resampler_lock --> (complete)&rcu.completion --> (&irqfd->shutdown) Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock((&irqfd->shutdown)); lock((complete)&rcu.completion); lock((&irqfd->shutdown)); lock(&kvm->irqfds.resampler_lock); *** DEADLOCK *** 2 locks held by kworker/2:0/24: #0: ("kvm-irqfd-cleanup"){++++}, at: [] __write_once_size include/linux/compiler.h:305 [inline] #0: ("kvm-irqfd-cleanup"){++++}, at: [] atomic64_set arch/x86/include/asm/atomic64_64.h:33 [inline] #0: ("kvm-irqfd-cleanup"){++++}, at: [] atomic_long_set include/asm-generic/atomic-long.h:56 [inline] #0: ("kvm-irqfd-cleanup"){++++}, at: [] set_work_data kernel/workqueue.c:617 [inline] #0: ("kvm-irqfd-cleanup"){++++}, at: [] set_work_pool_and_clear_pending kernel/workqueue.c:644 [inline] #0: ("kvm-irqfd-cleanup"){++++}, at: [] process_one_work+0xad4/0x1be0 kernel/workqueue.c:2090 #1: ((&irqfd->shutdown)){+.+.}, at: [] process_one_work+0xb2c/0x1be0 kernel/workqueue.c:2094 stack backtrace: CPU: 2 PID: 24 Comm: kworker/2:0 Not tainted 4.13.0-rc6-next-20170825+ #9 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 Workqueue: kvm-irqfd-cleanup irqfd_shutdown 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 irqfd_resampler_shutdown+0xe3/0x6b0 arch/x86/kvm/../../../virt/kvm/eventfd.c:98 irqfd_shutdown+0xd8/0x1a0 arch/x86/kvm/../../../virt/kvm/eventfd.c:137 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 SELinux: unknown mount option rfkill: input handler disabled rfkill: input handler enabled QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3568 comm=syz-executor7 syz-executor7 uses obsolete (PF_INET,SOCK_PACKET) BUG: sleeping function called from invalid context at ./include/linux/uaccess.h:71 in_atomic(): 1, irqs_disabled(): 0, pid: 3600, name: syz-executor6 INFO: lockdep is turned off. CPU: 2 PID: 3600 Comm: syz-executor6 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 syz-executor5 (3553) used greatest stack depth: 15760 bytes left 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:00007ff9df9dac08 EFLAGS: 00000296 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 0000000000446749 RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000019 RBP: 0000000000708000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000296 R12: 00000000ffffffff R13: 00000000000055d0 R14: 00000000006e7690 R15: 0000000000000019 kvm: apic: phys broadcast and lowest prio RDS: rds_bind could not find a transport for 172.20.2.187, load rds_tcp or rds_rdma? capability: warning: `syz-executor0' uses 32-bit capabilities (legacy support in use) kvm: apic: phys broadcast and lowest prio raw_sendmsg: syz-executor0 forgot to set AF_INET. Fix it! netlink: 1 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor7'. device lo entered promiscuous mode mmap: syz-executor3 (3783) uses deprecated remap_file_pages() syscall. See Documentation/vm/remap_file_pages.txt. kvm: MONITOR instruction emulated as NOP! *** Guest State *** CR0: actual=0x0000000000000030, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 CR4: actual=0x0000000000002050, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 CR3 = 0x00000000fffbc000 RSP = 0x0000000000000002 RIP = 0x0000000000006000 RFLAGS=0x00000300 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 = 0xffff8800475c74c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007ff1c4b12700 GSBase=ffff88003ed00000 TRBase=ffff88003ed23100 GDTBase=ffffffffff576000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=0000000037a0e000 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=00000000 errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffffdd85e4a084 TPR Threshold = 0x00 EPT pointer = 0x000000003d28201e Virtual processor ID = 0x0001 *** Guest State *** CR0: actual=0x0000000000000030, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 audit: type=1326 audit(1503900476.620:2): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=3874 comm="syz-executor2" exe="/syz-executor2" 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=3884 comm=syz-executor1 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3884 comm=syz-executor1 CR4: actual=0x0000000000002050, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 CR3 = 0x00000000fffbc000 RSP = 0x0000000000000002 RIP = 0x0000000000006000 RFLAGS=0x00000300 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 = 0xffff8800475c74c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007ff1c4b12700 GSBase=ffff88003ed00000 TRBase=ffff88003ed23100 kvm [3894]: vcpu0, guest rIP: 0xfff0 disabled perfctr wrmsr: 0x186 data 0x8 GDTBase=ffffffffff576000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=0000000037a0e000 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=00000000 errcode=00000000 ilen=00000000 kvm [3894]: vcpu0, guest rIP: 0xfff0 disabled perfctr wrmsr: 0x186 data 0x8 VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffffdd7b0dacfa TPR Threshold = 0x00 EPT pointer = 0x000000003cb5d01e Virtual processor ID = 0x001d SELinux: unrecognized netlink message: protocol=0 nlmsg_type=123 sclass=netlink_route_socket pig=3884 comm=syz-executor1 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=3908 comm=syz-executor1 audit: type=1326 audit(1503900476.690:3): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=3874 comm="syz-executor2" exe="/syz-executor2" sig=9 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0x0 netlink: 5 bytes leftover after parsing attributes in process `syz-executor3'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor7'. *** Guest State *** CR0: actual=0x0000000000000031, shadow=0x0000000060000011, gh_mask=fffffffffffffff7 netlink: 5 bytes leftover after parsing attributes in process `syz-executor7'. CR4: actual=0x0000000000002050, shadow=0x0000000000000010, gh_mask=ffffffffffffe871 CR3 = 0x00000000fffbc000 RSP = 0x0000000000000f80 RIP = 0x0000000000000000 RFLAGS=0x00000002 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 netlink: 1 bytes leftover after parsing attributes in process `syz-executor3'. LDTR: sel=0x0008, attr=0x04082, limit=0x000007ff, base=0x0000000000001800 IDTR: limit=0x000001ff, base=0x0000000000003800 TR: sel=0x0000, attr=0x0008b, limit=0x0000ffff, base=0x0000000000000000 EFER = 0x0000000000004000 PAT = 0x0007040600070406 DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 BndCfgS = 0x0000000000000000 Interruptibility = 00000000 ActivityState = 00000000 *** Host State *** RIP = 0xffffffff811b8fd7 RSP = 0xffff88003d4074c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007fc28d2ba700 GSBase=ffff88003ec00000 TRBase=ffff88003ec23100 GDTBase=ffffffffff577000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=00000000681e8000 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=00060042 PFECmask=00000000 PFECmatch=00000000 VMEntry: intr_info=00000000 errcode=00000000 ilen=00000000 netlink: 1 bytes leftover after parsing attributes in process `syz-executor4'. VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 netlink: 1 bytes leftover after parsing attributes in process `syz-executor4'. reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffffdd395eb20c EPT pointer = 0x000000003a6a201e Virtual processor ID = 0x001d netlink: 1 bytes leftover after parsing attributes in process `syz-executor3'. audit: type=1326 audit(1503900477.032:4): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=4101 comm="syz-executor4" exe="/syz-executor4" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 audit: type=1326 audit(1503900477.079:5): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=4101 comm="syz-executor4" exe="/syz-executor4" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 kvm: vcpu 1: requested 68374 ns lapic timer period limited to 500000 ns kvm: vcpu 1: requested 68374 ns lapic timer period limited to 500000 ns netlink: 13 bytes leftover after parsing attributes in process `syz-executor0'. ?: renamed from sit0 sctp: [Deprecated]: syz-executor7 (pid 4361) Use of int in maxseg socket option. Use struct sctp_assoc_value instead SELinux: failure in selinux_parse_skb(), unable to parse packet SELinux: failure in selinux_parse_skb(), unable to parse packet dccp_close: ABORT with 11333 bytes unread ALSA: seq fatal error: cannot create timer (-22) ALSA: seq fatal error: cannot create timer (-22) audit: type=1326 audit(1503900477.775:6): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=4430 comm="syz-executor2" exe="/syz-executor2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 device lo entered promiscuous mode device lo left promiscuous mode audit: type=1326 audit(1503900477.818:7): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=4430 comm="syz-executor2" exe="/syz-executor2" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 device lo entered promiscuous mode device lo left promiscuous mode device lo left promiscuous mode device lo entered promiscuous mode device lo left promiscuous mode SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4506 comm=syz-executor6 loop_reread_partitions: partition scan of loop0 (-\t@r9hxGQ:[il L*@R-Tr-x) failed (rc=-13) print_req_error: I/O error, dev loop0, sector 0 print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read Buffer I/O error on dev loop0, logical block 0, async page read QAT: Invalid ioctl QAT: Invalid ioctl syz-executor4: vmalloc: allocation failure: 4833356120 bytes, mode:0x14080c0(GFP_KERNEL|__GFP_ZERO), nodemask=(null) syz-executor4 cpuset=/ mems_allowed=0-1 CPU: 1 PID: 4709 Comm: syz-executor4 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] kvmalloc_array include/linux/mm.h:545 [inline] xt_alloc_entry_offsets+0x21/0x30 net/netfilter/x_tables.c:774 translate_table+0x235/0x1610 net/ipv4/netfilter/ip_tables.c:692 do_replace net/ipv4/netfilter/ip_tables.c:1135 [inline] do_ipt_set_ctl+0x34b/0x5c0 net/ipv4/netfilter/ip_tables.c:1669 nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:114 ip_setsockopt+0xa1/0xb0 net/ipv4/ip_sockglue.c:1251 tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2800 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:00007f30ea468c08 EFLAGS: 00000292 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 0000000000000018 RCX: 0000000000446749 RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000018 RBP: 0000000000000000 R08: 0000000000000056 R09: 0000000000000000 R10: 0000000020006000 R11: 0000000000000292 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f30ea4699c0 R15: 00007f30ea469700 Mem-Info: active_anon:94757 inactive_anon:44 isolated_anon:0 active_file:3488 inactive_file:4641 isolated_file:0 unevictable:0 dirty:144 writeback:0 unstable:0 slab_reclaimable:5682 slab_unreclaimable:34948 mapped:20934 shmem:51 pagetables:938 bounce:0 free:246081 free_pcp:883 free_cma:0 Node 0 active_anon:62488kB inactive_anon:96kB active_file:6504kB inactive_file:4916kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:44616kB dirty:252kB writeback:0kB shmem:112kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 20480kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 1 active_anon:318728kB inactive_anon:80kB active_file:7448kB inactive_file:13648kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:39120kB dirty:324kB writeback:0kB shmem:92kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 24576kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no 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:705792kB min:36536kB low:45668kB high:54800kB active_anon:48364kB inactive_anon:96kB active_file:6504kB inactive_file:4916kB unevictable:0kB writepending:252kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:2112kB pagetables:1492kB bounce:0kB free_pcp:2124kB local_pcp:544kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 1 DMA32 free:272704kB min:30404kB low:38004kB high:45604kB active_anon:324728kB inactive_anon:84kB active_file:7448kB inactive_file:13648kB unevictable:0kB writepending:324kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:3328kB pagetables:1880kB bounce:0kB free_pcp:2076kB local_pcp:660kB 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: 134*4kB (UME) 19*8kB (UME) 115*16kB (UME) 190*32kB (UME) 103*64kB (UE) 17*128kB (U) 5*256kB (U) 1*512kB (E) 3*1024kB (UME) 8*2048kB (UM) 162*4096kB (UM) = 702176kB Node 1 DMA32: 1398*4kB (UME) 3464*8kB (UME) 2267*16kB (UME) 1280*32kB (UM) 729*64kB (UME) 226*128kB (UM) 46*256kB (UME) 10*512kB (UM) 5*1024kB (UME) 3*2048kB (UME) 16*4096kB (M) = 279816kB 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 8179 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 524186 pages RAM 0 pages HighMem/MovableOnly 103968 pages reserved syz-executor4: vmalloc: allocation failure: 4833356120 bytes, mode:0x14080c0(GFP_KERNEL|__GFP_ZERO), nodemask=(null) syz-executor4 cpuset=/ mems_allowed=0-1 CPU: 3 PID: 4751 Comm: syz-executor4 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] kvmalloc_array include/linux/mm.h:545 [inline] xt_alloc_entry_offsets+0x21/0x30 net/netfilter/x_tables.c:774 translate_table+0x235/0x1610 net/ipv4/netfilter/ip_tables.c:692 do_replace net/ipv4/netfilter/ip_tables.c:1135 [inline] do_ipt_set_ctl+0x34b/0x5c0 net/ipv4/netfilter/ip_tables.c:1669 nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:114 ip_setsockopt+0xa1/0xb0 net/ipv4/ip_sockglue.c:1251 tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2800 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:00007f30ea447c08 EFLAGS: 00000292 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 0000000000000018 RCX: 0000000000446749 RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000018 RBP: 0000000000a5f870 R08: 0000000000000056 R09: 0000000000000000 R10: 0000000020006000 R11: 0000000000000292 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f30ea4489c0 R15: 00007f30ea448700 audit: type=1326 audit(1503900479.009:8): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=4809 comm="syz-executor3" exe="/syz-executor3" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl device lo entered promiscuous mode QAT: Invalid ioctl TCP: request_sock_TCP: Possible SYN flooding on port 20024. Sending cookies. Check SNMP counters. sctp: [Deprecated]: syz-executor6 (pid 5079) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead tmpfs: Bad mount option q]g4G tmpfs: Bad mount option q]g4G sctp: [Deprecated]: syz-executor7 (pid 5194) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead sctp: [Deprecated]: syz-executor7 (pid 5194) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor7 (pid 5194) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead sctp: [Deprecated]: syz-executor7 (pid 5194) Use of int in maxseg socket option. Use struct sctp_assoc_value instead SELinux: unrecognized netlink message: protocol=4 nlmsg_type=24 sclass=netlink_tcpdiag_socket pig=5213 comm=syz-executor5 PF_BRIDGE: RTM_NEWNEIGH with unknown ifindex PF_BRIDGE: RTM_NEWNEIGH with unknown ifindex device lo entered promiscuous mode sctp: [Deprecated]: syz-executor1 (pid 5389) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead sctp: [Deprecated]: syz-executor1 (pid 5389) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor1 (pid 5420) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead loop_reread_partitions: partition scan of loop0 () failed (rc=-13) sctp: [Deprecated]: syz-executor1 (pid 5432) Use of int in maxseg socket option. Use struct sctp_assoc_value instead device lo entered promiscuous mode SELinux: unrecognized netlink message: protocol=6 nlmsg_type=65535 sclass=netlink_xfrm_socket pig=5602 comm=syz-executor2 SELinux: unrecognized netlink message: protocol=6 nlmsg_type=65535 sclass=netlink_xfrm_socket pig=5608 comm=syz-executor2 9pnet_virtio: no channels available for device ./file0 9pnet_virtio: no channels available for device ./file0 nla_parse: 32 callbacks suppressed netlink: 8 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor5'. SELinux: unrecognized netlink message: protocol=0 nlmsg_type=123 sclass=netlink_route_socket pig=5811 comm=syz-executor6 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=5811 comm=syz-executor6 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=123 sclass=netlink_route_socket pig=5820 comm=syz-executor6 netlink: 4 bytes leftover after parsing attributes in process `syz-executor5'. SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=5811 comm=syz-executor6 netlink: 4 bytes leftover after parsing attributes in process `syz-executor5'. sg_write: data in/out 327644/154 bytes for SCSI command 0x0-- guessing data in; program syz-executor2 not setting count and/or reply_len properly netlink: 1 bytes leftover after parsing attributes in process `syz-executor4'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor4'. 9pnet_virtio: no channels available for device ./bus netlink: 1 bytes leftover after parsing attributes in process `syz-executor7'. 9pnet_virtio: no channels available for device ./bus netlink: 1 bytes leftover after parsing attributes in process `syz-executor7'. 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? QAT: Invalid ioctl QAT: Invalid ioctl SELinux: unrecognized netlink message: protocol=0 nlmsg_type=65535 sclass=netlink_route_socket pig=5993 comm=syz-executor0 tc_ctl_action: received NO action attribs SELinux: unrecognized netlink message: protocol=0 nlmsg_type=65535 sclass=netlink_route_socket pig=5993 comm=syz-executor0 tc_ctl_action: received NO action attribs sctp: [Deprecated]: syz-executor4 (pid 6042) Use of int in max_burst socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor4 (pid 6050) Use of int in max_burst socket option. Use struct sctp_assoc_value instead SELinux: unrecognized netlink message: protocol=0 nlmsg_type=55705 sclass=netlink_route_socket pig=6055 comm=syz-executor5 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=46560 sclass=netlink_tcpdiag_socket pig=6088 comm=syz-executor4 audit: type=1326 audit(1503900482.392:9): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=6218 comm="syz-executor4" exe="/syz-executor4" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 audit: type=1326 audit(1503900482.444:10): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=6218 comm="syz-executor4" exe="/syz-executor4" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 sctp: [Deprecated]: syz-executor0 (pid 6285) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor0 (pid 6285) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor4 (pid 6500) Use of int in maxseg socket option. Use struct sctp_assoc_value instead SELinux: failure in selinux_parse_skb(), unable to parse packet TCP: request_sock_TCP: Possible SYN flooding on port 20008. Sending cookies. Check SNMP counters. syz-executor5: vmalloc: allocation failure: 4833356120 bytes, mode:0x14080c0(GFP_KERNEL|__GFP_ZERO), nodemask=(null) syz-executor5 cpuset=/ mems_allowed=0-1 CPU: 1 PID: 6598 Comm: syz-executor5 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] kvmalloc_array include/linux/mm.h:545 [inline] xt_alloc_entry_offsets+0x21/0x30 net/netfilter/x_tables.c:774 translate_table+0x235/0x1610 net/ipv4/netfilter/ip_tables.c:692 do_replace net/ipv4/netfilter/ip_tables.c:1135 [inline] do_ipt_set_ctl+0x34b/0x5c0 net/ipv4/netfilter/ip_tables.c:1669 nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:114 ip_setsockopt+0xa1/0xb0 net/ipv4/ip_sockglue.c:1251 tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2800 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:00007f7d8b5cfc08 EFLAGS: 00000292 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000446749 RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000016 RBP: 0000000000000000 R08: 0000000000000056 R09: 0000000000000000 R10: 0000000020006000 R11: 0000000000000292 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f7d8b5d09c0 R15: 00007f7d8b5d0700 warn_alloc_show_mem: 1 callbacks suppressed Mem-Info: active_anon:104476 inactive_anon:51 isolated_anon:0 active_file:3469 inactive_file:4684 isolated_file:0 unevictable:0 dirty:139 writeback:0 unstable:0 slab_reclaimable:5890 slab_unreclaimable:32938 mapped:20895 shmem:60 pagetables:849 bounce:0 free:239201 free_pcp:952 free_cma:0 Node 0 active_anon:63332kB inactive_anon:136kB active_file:6480kB inactive_file:5064kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:44360kB dirty:244kB writeback:0kB shmem:152kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 59392kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 1 active_anon:354572kB inactive_anon:68kB active_file:7396kB inactive_file:13672kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:39220kB dirty:312kB writeback:0kB shmem:88kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 49152kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no 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:701392kB min:36536kB low:45668kB high:54800kB active_anon:63332kB inactive_anon:136kB active_file:6480kB inactive_file:5064kB unevictable:0kB writepending:244kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:2016kB pagetables:1588kB bounce:0kB free_pcp:2024kB local_pcp:168kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 1 DMA32 free:239504kB min:30404kB low:38004kB high:45604kB active_anon:354572kB inactive_anon:68kB active_file:7396kB inactive_file:13672kB unevictable:0kB writepending:312kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:3456kB pagetables:1808kB bounce:0kB free_pcp:1780kB local_pcp:632kB 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: 170*4kB (UME) 217*8kB (UME) 217*16kB (UME) 185*32kB (UME) 71*64kB (UE) 14*128kB (UME) 3*256kB (U) 5*512kB (UME) 12*1024kB (UME) 5*2048kB (UM) 160*4096kB (UM) = 699360kB Node 1 DMA32: 54*4kB (UE) 1543*8kB (UME) 2066*16kB (UME) 1166*32kB (UM) 740*64kB (UME) 221*128kB (UME) 48*256kB (UM) 16*512kB (UME) 5*1024kB (UM) 1*2048kB (E) 13*4096kB (M) = 239472kB 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 8224 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 524186 pages RAM 0 pages HighMem/MovableOnly 103968 pages reserved syz-executor5: vmalloc: allocation failure: 4833356120 bytes, mode:0x14080c0(GFP_KERNEL|__GFP_ZERO), nodemask=(null) syz-executor5 cpuset=/ mems_allowed=0-1 CPU: 0 PID: 6610 Comm: syz-executor5 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] kvmalloc_array include/linux/mm.h:545 [inline] xt_alloc_entry_offsets+0x21/0x30 net/netfilter/x_tables.c:774 translate_table+0x235/0x1610 net/ipv4/netfilter/ip_tables.c:692 do_replace net/ipv4/netfilter/ip_tables.c:1135 [inline] do_ipt_set_ctl+0x34b/0x5c0 net/ipv4/netfilter/ip_tables.c:1669 nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:114 ip_setsockopt+0xa1/0xb0 net/ipv4/ip_sockglue.c:1251 tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2800 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:00007f7d8b5aec08 EFLAGS: 00000292 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 000000000000001e RCX: 0000000000446749 RDX: 0000000000000040 RSI: 0000000000000000 RDI: 000000000000001e RBP: 0000000000a5f870 R08: 0000000000000056 R09: 0000000000000000 R10: 0000000020006000 R11: 0000000000000292 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f7d8b5af9c0 R15: 00007f7d8b5af700 syz-executor5: vmalloc: allocation failure: 4833356120 bytes, mode:0x14080c0(GFP_KERNEL|__GFP_ZERO), nodemask=(null) syz-executor5 cpuset=/ mems_allowed=0-1 CPU: 2 PID: 6631 Comm: syz-executor5 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] kvmalloc_array include/linux/mm.h:545 [inline] xt_alloc_entry_offsets+0x21/0x30 net/netfilter/x_tables.c:774 translate_table+0x235/0x1610 net/ipv4/netfilter/ip_tables.c:692 do_replace net/ipv4/netfilter/ip_tables.c:1135 [inline] do_ipt_set_ctl+0x34b/0x5c0 net/ipv4/netfilter/ip_tables.c:1669 nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:114 ip_setsockopt+0xa1/0xb0 net/ipv4/ip_sockglue.c:1251 tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2800 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:00007f7d8b5cfc08 EFLAGS: 00000292 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000446749 RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000016 RBP: 0000000000000000 R08: 0000000000000056 R09: 0000000000000000 R10: 0000000020006000 R11: 0000000000000292 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f7d8b5d09c0 R15: 00007f7d8b5d0700 QAT: Invalid ioctl syz-executor5: vmalloc: allocation failure: 4833356120 bytes, mode:0x14080c0(GFP_KERNEL|__GFP_ZERO), nodemask=(null) syz-executor5 cpuset=/ mems_allowed=0-1 CPU: 2 PID: 6631 Comm: syz-executor5 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] kvmalloc_array include/linux/mm.h:545 [inline] xt_alloc_entry_offsets+0x21/0x30 net/netfilter/x_tables.c:774 translate_table+0x235/0x1610 net/ipv4/netfilter/ip_tables.c:692 do_replace net/ipv4/netfilter/ip_tables.c:1135 [inline] do_ipt_set_ctl+0x34b/0x5c0 net/ipv4/netfilter/ip_tables.c:1669 nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:114 ip_setsockopt+0xa1/0xb0 net/ipv4/ip_sockglue.c:1251 tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2800 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:00007f7d8b5cfc08 EFLAGS: 00000292 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 000000000000001e RCX: 0000000000446749 RDX: 0000000000000040 RSI: 0000000000000000 RDI: 000000000000001e RBP: 0000000000708000 R08: 0000000000000056 R09: 0000000000000000 R10: 0000000020006000 R11: 0000000000000292 R12: 00000000ffffffff R13: 00000000000057c0 R14: 00000000006e7880 R15: 000000000000050e QAT: Invalid ioctl audit: type=1326 audit(1503900483.827:11): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=6754 comm="syz-executor7" exe="/syz-executor7" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 sd 0:0:0:0: [sg0] tag#0 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:0:0: [sg0] tag#0 CDB: Test Unit Ready sd 0:0:0:0: [sg0] tag#0 CDB[00]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:0:0: [sg0] tag#0 CDB[10]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:0:0: [sg0] tag#0 CDB[20]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:0:0: [sg0] tag#0 CDB[30]: 00 00 00 00 00 00 00 00 00 00 00 00 audit: type=1326 audit(1503900483.878:12): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=6754 comm="syz-executor7" exe="/syz-executor7" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 sd 0:0:0:0: [sg0] tag#0 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:0:0: [sg0] tag#0 CDB: Test Unit Ready sd 0:0:0:0: [sg0] tag#0 CDB[00]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:0:0: [sg0] tag#0 CDB[10]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:0:0: [sg0] tag#0 CDB[20]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:0:0: [sg0] tag#0 CDB[30]: 00 00 00 00 00 00 00 00 00 00 00 00 do_dccp_setsockopt: sockopt(CHANGE_L/R) is deprecated: fix your app kvm [6777]: vcpu0, guest rIP: 0xfff0 disabled perfctr wrmsr: 0x186 data 0x8 kvm: apic: phys broadcast and lowest prio do_dccp_setsockopt: sockopt(CHANGE_L/R) is deprecated: fix your app kvm [6777]: vcpu0, guest rIP: 0xfff0 disabled perfctr wrmsr: 0x186 data 0x8 kvm: apic: phys broadcast and lowest prio dccp_close: ABORT with 3903 bytes unread *** Guest State *** CR0: actual=0x0000000000000020, shadow=0x0000000000000000, gh_mask=fffffffffffffff7 CR4: actual=0x0000000000002050, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 CR3 = 0x00000000fffbc000 RSP = 0x0000000000000f80 RIP = 0x0000000000000000 RFLAGS=0x00000002 DR7 = 0x0000000000000400 Sysenter RSP=0000000000000f80 CS:RIP=0030:0000000000002810 CS: sel=0x0000, attr=0x10000, limit=0x00080000, base=0x0000000000000000 DS: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x000000000000d000 SS: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 ES: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 FS: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 GS: sel=0x000f, attr=0x10000, limit=0x00000000, base=0x0000000000000000 QAT: Invalid ioctl GDTR: limit=0x0000fffe, base=0x0000000000000000 LDTR: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 IDTR: limit=0x00000000, base=0x0000000000000000 TR: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 EFER = 0x0000000000000000 PAT = 0x0007040600070406 DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 BndCfgS = 0x0000000000000000 Interruptibility = 00000000 ActivityState = 00000000 *** Host State *** RIP = 0xffffffff811b8fd7 RSP = 0xffff8800352874c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007fc28d2ba700 GSBase=ffff88003ec00000 TRBase=ffff88003ec23100 GDTBase=ffffffffff577000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=000000003b719000 CR4=00000000000026f0 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=00000000 errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffffd7523bfdc6 TPR Threshold = 0x00 EPT pointer = 0x000000003dad001e Virtual processor ID = 0x0001 QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl PF_BRIDGE: br_mdb_parse() with unknown ifindex rfkill: input handler disabled rfkill: input handler enabled pit: kvm: requested 2514 ns i8254 timer period limited to 500000 ns pit: kvm: requested 2514 ns i8254 timer period limited to 500000 ns