====================================================== WARNING: possible circular locking dependency detected 4.13.0-rc6-next-20170825+ #9 Not tainted ------------------------------------------------------ kworker/2:2/1314 is trying to acquire lock: (&kvm->irqfds.resampler_lock){+.+.}, at: [] irqfd_resampler_shutdown+0xe3/0x6b0 arch/x86/kvm/../../../virt/kvm/eventfd.c:98 rpcbind: RPC call returned error 22 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/2:2/1314: #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: 1314 Comm: kworker/2:2 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 dccp_v4_rcv: dropped packet with invalid checksum SELinux: unrecognized netlink message: protocol=4 nlmsg_type=30 sclass=netlink_tcpdiag_socket pig=4289 comm=syz-executor0 dccp_v4_rcv: dropped packet with invalid checksum SELinux: unrecognized netlink message: protocol=4 nlmsg_type=30 sclass=netlink_tcpdiag_socket pig=4315 comm=syz-executor0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=4309 comm=syz-executor5 Can not set IPV6_FL_F_REFLECT if flowlabel_consistency sysctl is enable Can not set IPV6_FL_F_REFLECT if flowlabel_consistency sysctl is enable nla_parse: 14 callbacks suppressed netlink: 5 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor5'. RDS: rds_bind could not find a transport for 172.20.5.187, load rds_tcp or rds_rdma? capability: warning: `syz-executor7' uses deprecated v2 capabilities in a way that may be insecure SELinux: unrecognized netlink message: protocol=4 nlmsg_type=46560 sclass=netlink_tcpdiag_socket pig=4631 comm=syz-executor2 RDS: rds_bind could not find a transport for 172.20.5.187, load rds_tcp or rds_rdma? SELinux: unrecognized netlink message: protocol=4 nlmsg_type=46560 sclass=netlink_tcpdiag_socket pig=4649 comm=syz-executor2 syz-executor0: vmalloc: allocation failure: 4833356120 bytes, mode:0x14080c0(GFP_KERNEL|__GFP_ZERO), nodemask=(null) syz-executor0 cpuset=/ mems_allowed=0-1 CPU: 0 PID: 4699 Comm: syz-executor0 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 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:00007f7ee3928c08 EFLAGS: 00000296 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 0000000000446749 RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000019 RBP: 0000000000708000 R08: 0000000000000056 R09: 0000000000000000 R10: 0000000020006000 R11: 0000000000000296 R12: 00000000ffffffff R13: 00000000000004e0 R14: 00000000006e25a0 R15: 0000000000000017 warn_alloc_show_mem: 1 callbacks suppressed Mem-Info: active_anon:92371 inactive_anon:43 isolated_anon:0 active_file:3432 inactive_file:4659 isolated_file:0 unevictable:0 dirty:145 writeback:0 unstable:0 slab_reclaimable:5596 slab_unreclaimable:32732 mapped:20857 shmem:49 pagetables:797 bounce:0 free:254117 free_pcp:1016 free_cma:0 Node 0 active_anon:103864kB inactive_anon:60kB active_file:9052kB inactive_file:4368kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:39364kB dirty:128kB writeback:0kB shmem:72kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 26624kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 1 active_anon:265632kB inactive_anon:112kB active_file:4676kB inactive_file:14268kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:44064kB dirty:468kB writeback:0kB shmem:124kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 10240kB 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:676988kB min:36536kB low:45668kB high:54800kB active_anon:89480kB inactive_anon:60kB active_file:9052kB inactive_file:4368kB unevictable:0kB writepending:128kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:2912kB pagetables:1324kB bounce:0kB free_pcp:1964kB local_pcp:352kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 1 DMA32 free:329648kB min:30404kB low:38004kB high:45604kB active_anon:273848kB inactive_anon:112kB active_file:4676kB inactive_file:14284kB unevictable:0kB writepending:468kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2176kB pagetables:1868kB bounce:0kB free_pcp:2088kB local_pcp:636kB 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: 531*4kB (U) 782*8kB (UME) 1024*16kB (UME) 719*32kB (UME) 395*64kB (UME) 94*128kB (UM) 22*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 3*2048kB (UM) 143*4096kB (M) = 687196kB Node 1 DMA32: 130*4kB (UME) 1422*8kB (UME) 1428*16kB (UME) 862*32kB (UME) 428*64kB (UME) 100*128kB (UME) 33*256kB (UME) 3*512kB (UM) 6*1024kB (UME) 1*2048kB (E) 49*4096kB (M) = 321400kB 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 8145 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-executor0: vmalloc: allocation failure: 4833356120 bytes, mode:0x14080c0(GFP_KERNEL|__GFP_ZERO), nodemask=(null) syz-executor0 cpuset=/ mems_allowed=0-1 CPU: 3 PID: 4712 Comm: syz-executor0 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 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:00007f7ee38e6c08 EFLAGS: 00000296 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 0000000000446749 RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000020 RBP: 0000000000708150 R08: 0000000000000056 R09: 0000000000000000 R10: 0000000020006000 R11: 0000000000000296 R12: 00000000ffffffff R13: 00000000000004e0 R14: 00000000006e25a0 R15: 000000000000001e raw_sendmsg: syz-executor6 forgot to set AF_INET. Fix it! ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0 ata1.00: failed command: ZAC MANAGEMENT OUT ata1.00: cmd 9f/01:00:00:00:00/00:00:00:00:00/40 tag 0 nodata 0 out res 41/04:00:00:00:00/04:00:00:00:00/e0 Emask 0x1 (device error) ata1.00: status: { DRDY ERR } ata1.00: error: { ABRT } ata1.00: device reported invalid CHS sector 0 *** 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 = 0xffff8800509f74c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007fe9d4925700 GSBase=ffff88003ed00000 TRBase=ffff88003ed23100 GDTBase=ffffffffff576000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=000000006d2b2000 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 = 0xffffffd8e1f088d8 TPR Threshold = 0x00 EPT pointer = 0x000000003e37901e Virtual processor ID = 0x0001 ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0 ata1.00: failed command: ZAC MANAGEMENT OUT ata1.00: cmd 9f/01:00:00:00:00/00:00:00:00:00/40 tag 0 nodata 0 out res 41/04:00:00:00:00/04:00:00:00:00/e0 Emask 0x1 (device error) ata1.00: status: { DRDY ERR } ata1.00: error: { ABRT } ata1.00: device reported invalid CHS sector 0 sock: process `syz-executor3' is using obsolete getsockopt SO_BSDCOMPAT 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: 4970 Comm: syz-executor5 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 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:00007fac0375fc08 EFLAGS: 00000296 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 0000000000446749 RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000019 RBP: 0000000000708000 R08: 0000000000000056 R09: 0000000000000000 R10: 0000000020006000 R11: 0000000000000296 R12: 00000000ffffffff R13: 0000000000005c90 R14: 00000000006e7d50 R15: 0000000000000000 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: 4970 Comm: syz-executor5 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 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:00007fac0375fc08 EFLAGS: 00000296 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 000000000000001f RCX: 0000000000446749 RDX: 0000000000000040 RSI: 0000000000000000 RDI: 000000000000001f RBP: 0000000000708000 R08: 0000000000000056 R09: 0000000000000000 R10: 0000000020006000 R11: 0000000000000296 R12: 00000000ffffffff R13: 00000000000037d0 R14: 00000000006e5890 R15: 0000000000fff000 *** 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 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 = 0xffff88004fc2f4c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007fac03760700 GSBase=ffff88006df00000 TRBase=ffff88006df23100 GDTBase=ffffffffff574000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=000000004fea9000 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 = 0xffffffd83616d8be TPR Threshold = 0x00 EPT pointer = 0x000000006af0601e Virtual processor ID = 0x0023 *** 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 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 = 0xffff88004fc2f4c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007fac03760700 GSBase=ffff88006df00000 TRBase=ffff88006df23100 GDTBase=ffffffffff574000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=000000004fea9000 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 = 0xffffffd81f86099e TPR Threshold = 0x00 EPT pointer = 0x000000006d14901e Virtual processor ID = 0x0001 QAT: Invalid ioctl QAT: Invalid ioctl sctp: [Deprecated]: syz-executor0 (pid 5273) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead syz-executor3: vmalloc: allocation failure: 4833356120 bytes, mode:0x14080c0(GFP_KERNEL|__GFP_ZERO), nodemask=(null) syz-executor3 cpuset=/ mems_allowed=0-1 CPU: 1 PID: 5294 Comm: syz-executor3 Not tainted 4.13.0-rc6-next-20170825+ #9 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 sctp: [Deprecated]: syz-executor0 (pid 5301) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead 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:00007ffaabff0c08 EFLAGS: 00000296 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000446749 RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000016 RBP: 0000000000000000 R08: 0000000000000056 R09: 0000000000000000 R10: 0000000020006000 R11: 0000000000000296 R12: 0000000000000000 R13: 0000000000000000 R14: 00007ffaabff19c0 R15: 00007ffaabff1700 warn_alloc_show_mem: 3 callbacks suppressed Mem-Info: active_anon:94530 inactive_anon:44 isolated_anon:0 active_file:3433 inactive_file:4682 isolated_file:0 unevictable:0 dirty:177 writeback:0 unstable:0 slab_reclaimable:6182 slab_unreclaimable:34917 mapped:20909 shmem:51 pagetables:803 bounce:0 free:248804 free_pcp:1084 free_cma:0 Node 0 active_anon:94224kB inactive_anon:60kB active_file:9056kB inactive_file:4424kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:39364kB dirty:212kB writeback:0kB shmem:72kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 30720kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 1 active_anon:271624kB inactive_anon:116kB active_file:4676kB inactive_file:14304kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:44272kB dirty:496kB writeback:0kB shmem:132kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB 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:676524kB min:36536kB low:45668kB high:54800kB active_anon:92284kB inactive_anon:60kB active_file:9056kB inactive_file:4424kB unevictable:0kB writepending:212kB present:1032192kB managed:909748kB mlocked:0kB kernel_stack:3008kB pagetables:1316kB bounce:0kB free_pcp:1708kB local_pcp:304kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 1 DMA32 free:319220kB min:30404kB low:38004kB high:45604kB active_anon:269496kB inactive_anon:116kB active_file:4676kB inactive_file:14304kB unevictable:0kB writepending:496kB present:1048560kB managed:755216kB mlocked:0kB kernel_stack:2240kB pagetables:1896kB bounce:0kB free_pcp:2456kB local_pcp:716kB 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: 507*4kB (UME) 755*8kB (UME) 1003*16kB (UME) 713*32kB (UME) 396*64kB (UME) 92*128kB (UM) 23*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 2*2048kB (M) 140*4096kB (M) = 672084kB Node 1 DMA32: 41*4kB (UME) 424*8kB (ME) 1341*16kB (ME) 784*32kB (UM) 445*64kB (UM) 112*128kB (UM) 44*256kB (UM) 6*512kB (UME) 5*1024kB (UME) 1*2048kB (M) 50*4096kB (M) = 319220kB 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 8165 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-executor3: vmalloc: allocation failure: 4833356120 bytes, mode:0x14080c0(GFP_KERNEL|__GFP_ZERO), nodemask=(null) syz-executor3 cpuset=/ mems_allowed=0-1 CPU: 0 PID: 5315 Comm: syz-executor3 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 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:00007ffaabfaec08 EFLAGS: 00000296 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 0000000000000016 RCX: 0000000000446749 RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000016 RBP: 0000000000708150 R08: 0000000000000056 R09: 0000000000000000 R10: 0000000020006000 R11: 0000000000000296 R12: 00000000ffffffff R13: 00000000000001c0 R14: 00000000006e2280 R15: 0000000020003ff0 device syz7 entered promiscuous mode device syz7 left promiscuous mode kauditd_printk_skb: 9 callbacks suppressed audit: type=1326 audit(1503773217.886:21): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=5363 comm="syz-executor4" exe="/syz-executor4" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 QAT: Invalid ioctl QAT: Invalid ioctl audit: type=1326 audit(1503773217.959:22): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=5401 comm="syz-executor3" exe="/syz-executor3" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 audit: type=1326 audit(1503773217.964:23): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=5363 comm="syz-executor4" exe="/syz-executor4" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 netlink: 3224 bytes leftover after parsing attributes in process `syz-executor2'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 2 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 2 bytes leftover after parsing attributes in process `syz-executor7'. device bond0 entered promiscuous mode kvm [5507]: vcpu0, guest rIP: 0x9135 Hyper-V unhandled rdmsr: 0x4000008f kvm [5507]: vcpu0, guest rIP: 0x9135 Hyper-V unhandled rdmsr: 0x4000008e kvm [5507]: vcpu0, guest rIP: 0x9135 Hyper-V unhandled rdmsr: 0x4000008d kvm [5507]: vcpu0, guest rIP: 0x9135 Hyper-V unhandled rdmsr: 0x4000008c kvm [5507]: vcpu0, guest rIP: 0x9135 Hyper-V unhandled rdmsr: 0x4000008b kvm [5507]: vcpu0, guest rIP: 0x9135 Hyper-V unhandled rdmsr: 0x4000008a kvm [5507]: vcpu0, guest rIP: 0x9135 Hyper-V unhandled rdmsr: 0x40000089 kvm [5507]: vcpu0, guest rIP: 0x9135 Hyper-V unhandled rdmsr: 0x40000088 kvm [5507]: vcpu0, guest rIP: 0x9135 Hyper-V unhandled rdmsr: 0x40000087 kvm [5507]: vcpu0, guest rIP: 0x9135 Hyper-V unhandled rdmsr: 0x40000086 kvm [5507]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x40000023 data 0x66c900003b9a1043 kvm [5507]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x40000022 data 0x66c90000cb211043 kvm [5507]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x40000023 data 0x66c900003b9a1043 kvm [5507]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x40000022 data 0x66c90000cb211043 kvm [5507]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x40000020 data 0x66c90000000a1043 kvm: vcpu 0: requested 316 ns lapic timer period limited to 500000 ns lo: Invalid MTU -494141437 requested, hw min 0 kvm: vcpu 0: requested 316 ns lapic timer period limited to 500000 ns lo: Invalid MTU -494141437 requested, hw min 0 netlink: 5 bytes leftover after parsing attributes in process `syz-executor5'. device syz5 entered promiscuous mode device syz5 left promiscuous mode device syz5 entered promiscuous mode TCP: request_sock_TCP: Possible SYN flooding on port 20020. Sending cookies. Check SNMP counters. sctp: [Deprecated]: syz-executor7 (pid 5787) Use of int in max_burst socket option deprecated. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor7 (pid 5830) Use of int in max_burst socket option deprecated. Use struct sctp_assoc_value instead TCP: request_sock_TCPv6: Possible SYN flooding on port 20013. Sending cookies. Check SNMP counters. kvm: vcpu 0: requested 316 ns lapic timer period limited to 500000 ns kvm [5843]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x40000023 data 0x66c900003b9a1043 kvm [5843]: vcpu0, guest rIP: 0x9112 Hyper-V uhandled wrmsr: 0x40000022 data 0x66c90000cb211043 rpcbind: RPC call returned error 22 rpcbind: RPC call returned error 22 sctp: [Deprecated]: syz-executor2 (pid 5889) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor2 (pid 5889) Use of int in maxseg socket option. Use struct sctp_assoc_value instead device syz3 entered promiscuous mode device syz3 left promiscuous mode device syz3 entered promiscuous mode sock: process `syz-executor4' is using obsolete getsockopt SO_BSDCOMPAT audit: type=1326 audit(1503773219.657:24): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=5953 comm="syz-executor3" exe="/syz-executor3" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 audit: type=1326 audit(1503773219.728:25): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=5953 comm="syz-executor3" exe="/syz-executor3" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 audit: type=1326 audit(1503773219.743:26): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=5982 comm="syz-executor6" exe="/syz-executor6" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0x0 sctp: [Deprecated]: syz-executor5 (pid 6018) Use of int in maxseg socket option. Use struct sctp_assoc_value instead audit: type=1326 audit(1503773219.761:27): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=6000 comm="syz-executor5" exe="/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 audit: type=1326 audit(1503773219.788:28): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=5982 comm="syz-executor6" exe="/syz-executor6" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0x0 sctp: [Deprecated]: syz-executor5 (pid 6069) Use of int in maxseg socket option. Use struct sctp_assoc_value instead audit: type=1326 audit(1503773219.822:29): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=6000 comm="syz-executor5" exe="/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 sctp: [Deprecated]: syz-executor2 (pid 6068) Use of int in maxseg socket option. Use struct sctp_assoc_value instead kvm_pmu: event creation failed -2 RDS: rds_bind could not find a transport for 224.0.0.1, load rds_tcp or rds_rdma? sctp: [Deprecated]: syz-executor2 (pid 6068) Use of int in maxseg socket option. Use struct sctp_assoc_value instead RDS: rds_bind could not find a transport for 224.0.0.1, load rds_tcp or rds_rdma? audit: type=1326 audit(1503773220.009:30): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=6162 comm="syz-executor6" exe="/syz-executor6" sig=31 arch=c000003e syscall=202 compat=0 ip=0x446749 code=0xffff0000 kvm: apic: phys broadcast and lowest prio QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl BUG: sleeping function called from invalid context at ./include/linux/uaccess.h:71 in_atomic(): 1, irqs_disabled(): 0, pid: 6241, name: syz-executor5 INFO: lockdep is turned off. CPU: 0 PID: 6241 Comm: syz-executor5 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 QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl QAT: Invalid ioctl 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:00007fac0375fc08 EFLAGS: 00000282 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 0000000000446749 RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000019 RBP: 0000000000708000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000282 R12: 00000000ffffffff R13: 0000000000001e10 R14: 00000000006e3ed0 R15: 000000008080aea1 TCP: request_sock_TCP: Possible SYN flooding on port 20024. Sending cookies. Check SNMP counters. SELinux: failure in selinux_parse_skb(), unable to parse packet SELinux: unrecognized netlink message: protocol=4 nlmsg_type=28 sclass=netlink_tcpdiag_socket pig=6313 comm=syz-executor2 SELinux: failure in selinux_parse_skb(), unable to parse packet *** Guest State *** CR0: actual=0x0000000000000022, shadow=0x0000000000000002, gh_mask=fffffffffffffff7 CR4: actual=0x0000000000022050, shadow=0x0000000000020010, gh_mask=ffffffffffffe871 CR3 = 0x00000000fffbc000 RSP = 0x0000000000000f80 RIP = 0x0000000000000000 RFLAGS=0x00000002 DR7 = 0x0000000000000400 Sysenter RSP=0000000000000f80 CS:RIP=0030:0000000000002810 CS: sel=0x0013, attr=0x10000, limit=0x00001000, base=0x000000000000f000 DS: sel=0x0000, attr=0x10000, limit=0x0000d000, base=0x0000000000000004 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=28 sclass=netlink_tcpdiag_socket pig=6330 comm=syz-executor2 SS: sel=0x0000, attr=0x10000, limit=0x00002000, base=0x0000000000100001 ES: sel=0x000b, attr=0x10000, limit=0x00107000, base=0x000000000000f000 FS: sel=0x0008, attr=0x10000, limit=0x00010000, base=0x0000000000010000 GS: sel=0x0000, attr=0x10000, limit=0x00000001, base=0x000000000000f000 GDTR: limit=0x0000d000, base=0x000000000000d000 LDTR: sel=0x000b, attr=0x10000, limit=0x00014001, base=0x000000000000f000 IDTR: limit=0x0000f007, base=0x000000000000f000 TR: sel=0x000d, attr=0x10000, limit=0x00000001, base=0x0000000000006000 EFER = 0x0000000000008000 PAT = 0x0007040600070406 DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 BndCfgS = 0x0000000000000000 Interruptibility = 00000000 ActivityState = 00000000 *** Host State *** RIP = 0xffffffff811b8fd7 RSP = 0xffff880050cf74c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007fe9d4969700 GSBase=ffff88006de00000 TRBase=ffff88006df23100 GDTBase=ffffffffff574000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=000000002d6a7000 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=80000001 errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffffd4d6bdaed0 TPR Threshold = 0x00 EPT pointer = 0x000000005151201e Virtual processor ID = 0x002d *** 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=0x00000000, base=0x0000000000000000 DS: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 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=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 GDTR: limit=0x00000000, base=0x0000000000000000 LDTR: sel=0x0000, attr=0x10000, limit=0x00000000, base=0x0000000000000000 nla_parse: 1 callbacks suppressed netlink: 8 bytes leftover after parsing attributes in process `syz-executor1'. 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 = 0xffff880050cf74c8 CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 FSBase=00007fe9d4969700 GSBase=ffff88006de00000 TRBase=ffff88006de23100 GDTBase=ffffffffff575000 IDTBase=ffffffffff57b000 CR0=0000000080050033 CR3=000000002d6a7000 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=80000001 errcode=00000000 ilen=00000000 VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 reason=80000021 qualification=0000000000000000 IDTVectoring: info=00000000 errcode=00000000 TSC Offset = 0xffffffd4d6bdaed0 TPR Threshold = 0x00 EPT pointer = 0x000000005151201e Virtual processor ID = 0x002d netlink: 8 bytes leftover after parsing attributes in process `syz-executor1'. SELinux: unrecognized netlink message: protocol=4 nlmsg_type=513 sclass=netlink_tcpdiag_socket pig=6382 comm=syz-executor1 SELinux: unrecognized netlink message: protocol=4 nlmsg_type=513 sclass=netlink_tcpdiag_socket pig=6388 comm=syz-executor1 sctp: [Deprecated]: syz-executor2 (pid 6476) Use of int in maxseg socket option. Use struct sctp_assoc_value instead netlink: 1 bytes leftover after parsing attributes in process `syz-executor5'. netlink: 1 bytes leftover after parsing attributes in process `syz-executor5'. sctp: [Deprecated]: syz-executor2 (pid 6476) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor3 (pid 6567) Use of int in maxseg socket option. Use struct sctp_assoc_value instead RDS: rds_bind could not find a transport for 63.255.128.0, load rds_tcp or rds_rdma? RDS: rds_bind could not find a transport for 63.255.128.0, load rds_tcp or rds_rdma? netlink: 3 bytes leftover after parsing attributes in process `syz-executor1'. netlink: 3 bytes leftover after parsing attributes in process `syz-executor1'. RDS: rds_bind could not find a transport for 224.0.0.1, load rds_tcp or rds_rdma? dccp_invalid_packet: pskb_may_pull failed dccp_invalid_packet: pskb_may_pull failed RDS: rds_bind could not find a transport for 224.0.0.1, load rds_tcp or rds_rdma? device lo entered promiscuous mode netlink: 5 bytes leftover after parsing attributes in process `syz-executor7'. netlink: 5 bytes leftover after parsing attributes in process `syz-executor7'. SELinux: unrecognized netlink message: protocol=9 nlmsg_type=19 sclass=netlink_audit_socket pig=6925 comm=syz-executor6 SELinux: unrecognized netlink message: protocol=9 nlmsg_type=19 sclass=netlink_audit_socket pig=6930 comm=syz-executor6 SELinux: unrecognized netlink message: protocol=6 nlmsg_type=65535 sclass=netlink_xfrm_socket pig=7120 comm=syz-executor0 netlink: 24 bytes leftover after parsing attributes in process `syz-executor0'. netlink: 60 bytes leftover after parsing attributes in process `syz-executor0'. SELinux: unrecognized netlink message: protocol=6 nlmsg_type=65535 sclass=netlink_xfrm_socket pig=7138 comm=syz-executor0 sctp: [Deprecated]: syz-executor7 (pid 7162) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead sctp: [Deprecated]: syz-executor7 (pid 7162) Use of int in maxseg socket option. Use struct sctp_assoc_value instead sctp: [Deprecated]: syz-executor7 (pid 7162) Use of struct sctp_assoc_value in delayed_ack socket option. Use struct sctp_sack_info instead sctp: [Deprecated]: syz-executor7 (pid 7197) Use of int in maxseg socket option. Use struct sctp_assoc_value instead FAULT_FLAG_ALLOW_RETRY missing 31 CPU: 1 PID: 7201 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 handle_userfault+0x11ec/0x2390 fs/userfaultfd.c:427 do_anonymous_page mm/memory.c:3135 [inline] handle_pte_fault mm/memory.c:3908 [inline] __handle_mm_fault+0x3823/0x39c0 mm/memory.c:4034